/* Medium-style: clean typography, comfortable reading width, clear hierarchy */

@font-face {
  font-family: "Source Serif 4";
  font-style: normal;
  font-weight: 400 600;
  font-display: swap;
  src: url("/css/fonts/source-serif-4-400-600-latin.woff2") format("woff2");
}

@font-face {
  font-family: "Source Serif 4";
  font-style: italic;
  font-weight: 400;
  font-display: swap;
  src: url("/css/fonts/source-serif-4-italic-400-latin.woff2") format("woff2");
}

@font-face {
  font-family: "Source Sans 3";
  font-style: normal;
  font-weight: 400 600;
  font-display: swap;
  src: url("/css/fonts/source-sans-3-400-600-latin.woff2") format("woff2");
}

:root {
  --font-serif: "Source Serif 4", Georgia, serif;
  --font-sans: "Source Sans 3", -apple-system, BlinkMacSystemFont, sans-serif;
  --font-serif-zh: "Songti SC", "STSong", "Noto Serif CJK SC", "Source Han Serif SC", serif;
  --font-sans-zh: "PingFang SC", "Hiragino Sans GB", "Noto Sans CJK SC", "Source Han Sans SC", "Microsoft YaHei", sans-serif;
  --text: #1a1a1a;
  --text-muted: #6b6b6b;
  --bg: #fff;
  --border: #e5e5e5;
  --accent: #0d7ea0;
  --surface: #fff;
  --surface-muted: #f3f4f5;
  --surface-elevated: #f7fafc;
  --shadow-color: rgba(17, 24, 39, 0.18);
  --reading-width: 42rem;
  --article-shell-width: 58rem;
  --article-copy-width: 46rem;
  --article-prose-width: calc(var(--article-copy-width) - 3rem);
  --article-media-width: 54rem;
  --article-body-font-size: 1.125rem;
  --article-body-line-height: 1.74;
  --article-title-font-size: 2.55rem;
  --article-title-line-height: 1.14;
  --article-heading-font-size: 1.375rem;
  --card-radius: 8px;
}

html[data-article-font-size="small"] {
  --article-body-font-size: 1rem;
  --article-body-line-height: 1.72;
  --article-title-font-size: 2.35rem;
  --article-title-line-height: 1.16;
  --article-heading-font-size: 1.25rem;
}

html[data-article-font-size="large"] {
  --article-body-font-size: 1.25rem;
  --article-body-line-height: 1.76;
  --article-title-font-size: 2.75rem;
  --article-title-line-height: 1.12;
  --article-heading-font-size: 1.52rem;
}

html[data-article-font-size="xlarge"] {
  --article-body-font-size: 1.375rem;
  --article-body-line-height: 1.78;
  --article-title-font-size: 2.95rem;
  --article-title-line-height: 1.1;
  --article-heading-font-size: 1.68rem;
}

html[data-theme="dark"] {
  --text: #eef4f8;
  --text-muted: #a9b8c2;
  --bg: #08141d;
  --border: #233746;
  --accent: #6fc2df;
  --surface: #10212d;
  --surface-muted: #152a38;
  --surface-elevated: #0d1c26;
  --shadow-color: rgba(0, 0, 0, 0.42);
  color-scheme: dark;
}

html[data-theme="dark"] .browse-mode-bar,
html[data-theme="dark"] .feed-controls-shell {
  --feed-control-paper: color-mix(in srgb, var(--surface) 92%, var(--bg));
  --feed-control-paper-muted: color-mix(in srgb, var(--surface-muted) 82%, var(--bg));
  --feed-control-paper-pressed: color-mix(in srgb, var(--surface-muted) 78%, var(--header-teal));
  --feed-control-line: var(--header-divider);
  --feed-control-line-strong: color-mix(in srgb, var(--header-teal) 42%, var(--border));
  --feed-control-ink: var(--header-link);
  --feed-control-muted: var(--header-muted);
  --feed-control-teal: var(--header-teal);
  --feed-control-teal-hover: color-mix(in srgb, var(--header-teal) 86%, white);
  --feed-control-on-teal: color-mix(in srgb, var(--bg) 92%, var(--header-teal));
  --feed-control-shadow: color-mix(in srgb, var(--header-teal) 28%, transparent);
}

* {
  box-sizing: border-box;
}

[hidden] {
  display: none !important;
}

html {
  min-height: 100%;
  background: var(--bg);
  overscroll-behavior-y: none;
  -webkit-text-size-adjust: 100%;
  text-size-adjust: 100%;
}

html[lang="zh-CN"] {
  --font-serif: "Songti SC", "STSong", "Noto Serif CJK SC", "Source Han Serif SC", "Source Serif 4", Georgia, serif;
  --font-sans: "PingFang SC", "Hiragino Sans GB", "Noto Sans CJK SC", "Source Han Sans SC", "Microsoft YaHei", "Source Sans 3", -apple-system, BlinkMacSystemFont, sans-serif;
}

body {
  margin: 0;
  min-height: 100vh;
  min-height: 100dvh;
  display: flex;
  flex-direction: column;
  font-family: var(--font-serif);
  font-size: 1.125rem;
  line-height: 1.65;
  color: var(--text);
  background: var(--bg);
  overscroll-behavior-y: none;
}

html[data-theme="dark"] body {
  background:
    radial-gradient(circle at 50% 0%, rgba(111, 194, 223, 0.12), transparent 28%),
    radial-gradient(circle at 10% 18%, rgba(18, 72, 94, 0.22), transparent 22%),
    var(--bg);
}

/* Header shell and tokens */
:root {
  --header-width: min(1180px, calc(100vw - 2rem));
  --header-paper: color-mix(in srgb, var(--bg) 94%, #f6f0e8);
  --header-teal: #087c78;
  --header-link: #25211d;
  --header-muted: #716b63;
  --header-divider: color-mix(in srgb, var(--border) 84%, #d7cabd);
}

html[data-theme="dark"] {
  --header-paper: color-mix(in srgb, var(--surface) 88%, var(--bg));
  --header-teal: #74d3cf;
  --header-link: #eef4f8;
  --header-muted: #a9b8c2;
  --header-divider: color-mix(in srgb, var(--border) 78%, #36515f);
}

.site-header {
  border-bottom: 1px solid var(--header-divider);
  padding: 0.9rem 1rem;
  background: var(--header-paper);
}

html[data-theme="dark"] .site-header,
html[data-theme="dark"] .site-footer {
  background: color-mix(in srgb, var(--surface) 92%, var(--bg));
}

html[data-theme="dark"] .site-header {
  border-bottom-color: var(--header-divider);
  box-shadow: 0 10px 24px -22px rgba(0, 0, 0, 0.58);
}

html[data-theme="dark"] .site-title a,
html[data-theme="dark"] .site-nav a,
html[data-theme="dark"] .header-secondary a {
  color: #c9d8df;
}

html[data-theme="dark"] .site-nav a:hover,
html[data-theme="dark"] .site-nav a[aria-current="page"],
html[data-theme="dark"] .header-secondary a:hover,
html[data-theme="dark"] .header-secondary a[aria-current="page"] {
  color: var(--header-teal);
}

.site-header-inner {
  width: var(--header-width);
  max-width: 100%;
  margin: 0 auto;
}

.header-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.site-title {
  font-family: var(--font-sans);
  font-size: 1.06rem;
  font-weight: 600;
  margin: 0;
  letter-spacing: 0;
}

.site-title a {
  color: var(--header-link);
  text-decoration: none;
}

.site-brand {
  display: inline-flex;
  align-items: center;
  gap: 0.55rem;
  white-space: nowrap;
}

.site-brand-mark {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 1.35rem;
  height: 1.35rem;
  border: 1px solid color-mix(in srgb, var(--header-teal) 34%, var(--header-divider));
  border-radius: 5px;
  flex: 0 0 auto;
  background: color-mix(in srgb, var(--header-teal) 9%, transparent);
  color: var(--header-teal);
  font-size: 0.66rem;
  font-weight: 700;
  line-height: 1;
  text-transform: lowercase;
}

.site-wordmark {
  display: inline-flex;
  align-items: baseline;
  letter-spacing: 0;
}

.site-wordmark-cron {
  color: var(--header-teal);
}

.site-wordmark-feed {
  color: var(--header-link);
}

.site-title a:hover {
  color: var(--header-teal);
}

.site-nav {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 1.15rem;
  font-family: var(--font-sans);
  font-size: 0.92rem;
  font-weight: 600;
}

.site-nav a {
  position: relative;
  display: inline-flex;
  align-items: center;
  min-height: 2rem;
  line-height: 1.15;
  color: var(--header-muted);
  text-decoration: none;
}

.site-nav a:hover,
.site-nav a[aria-current="page"] {
  color: var(--header-teal);
}

.site-nav a[aria-current="page"]::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: -0.25rem;
  height: 2px;
  border-radius: 999px;
  background: currentColor;
}

.header-actions,
.header-secondary {
  display: flex;
  align-items: center;
}

.header-actions {
  flex: 1 1 auto;
  justify-content: flex-end;
  gap: 1rem;
}

.header-actions .site-nav {
  margin-inline: auto;
}

.header-secondary {
  gap: 0.75rem;
  font-family: var(--font-sans);
  font-size: 0.82rem;
}

.header-secondary a {
  color: var(--header-muted);
  text-decoration: none;
}

.header-secondary a:hover,
.header-secondary a[aria-current="page"] {
  color: var(--header-teal);
}

.locale-switch {
  font-weight: 600;
}

.site-nav-easter-egg {
  position: relative;
  font-size: inherit;
  white-space: nowrap;
}

.inside-office {
  width: min(1100px, calc(100vw - 2rem));
  margin: 0 auto;
  padding: 2.25rem 0 4.5rem;
}

.inside-office-hero {
  display: grid;
  grid-template-columns: minmax(0, 1.55fr) minmax(260px, 0.8fr);
  gap: 1.25rem;
  align-items: start;
  margin-bottom: 1.5rem;
}

.inside-office-hero-copy,
.inside-office-metrics,
.inside-office-lane-card,
.inside-office-log-lane,
.inside-office-toolbar {
  border: 1px solid color-mix(in srgb, var(--border) 88%, white);
  border-radius: 18px;
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.96), rgba(249, 251, 252, 0.98));
  box-shadow: 0 22px 50px -42px rgba(17, 24, 39, 0.42);
}

.inside-office-hero-copy {
  padding: 1.4rem 1.45rem 1.55rem;
}

.inside-office-kicker,
.inside-office-toolbar-label,
.inside-office-lane,
.inside-office-role-copy,
.inside-office-time,
.inside-office-stats,
.inside-office-scope-chip,
.inside-office-filter-chip,
.inside-office-metric-label,
.inside-office-log-meta,
.inside-office-file-status,
.inside-office-lane-metric {
  font-family: var(--font-sans);
}

.inside-office-kicker {
  display: inline-flex;
  align-items: center;
  gap: 0.55rem;
  margin: 0 0 0.95rem;
  font-size: 0.82rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text-muted);
}

.inside-office-live-dot {
  width: 0.6rem;
  height: 0.6rem;
  border-radius: 999px;
  background: #4ab06c;
  box-shadow: 0 0 0 0.28rem rgba(74, 176, 108, 0.14);
}

.inside-office-title {
  margin: 0;
  max-width: 11ch;
  font-size: clamp(2.35rem, 5vw, 4.6rem);
  line-height: 0.96;
  letter-spacing: -0.04em;
}

.inside-office--zh .inside-office-title {
  max-width: none;
  font-size: clamp(2.1rem, 4.4vw, 3.9rem);
  letter-spacing: -0.03em;
  white-space: nowrap;
}

.inside-office-summary {
  max-width: 38rem;
  margin: 1rem 0 0;
  font-size: 1.02rem;
  line-height: 1.7;
  color: color-mix(in srgb, var(--text) 74%, var(--text-muted));
}

.inside-office-scope,
.inside-office-toolbar-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 0.55rem;
}

.inside-office-scope {
  margin-top: 1.1rem;
}

.inside-office-scope-chip,
.inside-office-filter-chip {
  display: inline-flex;
  align-items: center;
  max-width: 100%;
  min-height: 2rem;
  padding: 0.4rem 0.8rem;
  border-radius: 999px;
  font-size: 0.82rem;
  color: var(--text-muted);
  background: rgba(255, 255, 255, 0.84);
  border: 1px solid color-mix(in srgb, var(--border) 88%, white);
  overflow-wrap: anywhere;
}

.inside-office-metrics {
  display: grid;
  gap: 0.75rem;
  padding: 1rem;
}

.inside-office-metric {
  padding: 0.85rem 0.95rem;
  border-radius: 14px;
  background: rgba(255, 255, 255, 0.7);
  border: 1px solid color-mix(in srgb, var(--border) 84%, white);
}

.inside-office-metric-value,
.inside-office-metric-label,
.inside-office-toolbar-label,
.inside-office-lane,
.inside-office-time,
.inside-office-stats,
.inside-office-log-meta {
  margin: 0;
}

.inside-office-metric-value {
  font-family: var(--font-sans);
  font-size: 1.8rem;
  font-weight: 600;
  line-height: 1;
}

.inside-office-metric-label {
  margin-top: 0.28rem;
  font-size: 0.84rem;
  color: var(--text-muted);
}

.inside-office-toolbar {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 0.8rem;
  padding: 0.9rem 1rem;
  margin-bottom: 1rem;
}

.inside-office-toolbar-label {
  font-size: 0.82rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text-muted);
}

.inside-office-filter-chip.is-active {
  color: var(--text);
  border-color: color-mix(in srgb, var(--accent) 18%, var(--border));
  background: color-mix(in srgb, var(--accent) 6%, white);
}

.inside-office-filter-chip {
  cursor: pointer;
  appearance: none;
  justify-content: center;
}

.inside-office-rotations {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1rem;
  align-items: start;
  margin-bottom: 1rem;
}

.inside-office-rotation-column {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  min-width: 0;
}

.inside-office-lane-card,
.inside-office-log-lane {
  position: relative;
  overflow: hidden;
  padding: 1.1rem 1.05rem 1rem;
}

.inside-office-lane-card::before,
.inside-office-log-lane::before {
  content: "";
  position: absolute;
  inset: 0 auto 0 0;
  width: 3px;
  background: var(--inside-office-tone, color-mix(in srgb, var(--accent) 24%, white));
}

.inside-office-lane-card--editor,
.inside-office-log-lane--editor {
  --inside-office-tone: #3a8ca6;
}

.inside-office-lane-card--translator,
.inside-office-log-lane--translator {
  --inside-office-tone: #70885f;
}

.inside-office-lane-card--writer,
.inside-office-log-lane--writer {
  --inside-office-tone: #996537;
}

.inside-office-lane-card--qa,
.inside-office-log-lane--qa {
  --inside-office-tone: #9c5160;
}

.inside-office-card-topline {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 0.8rem;
}

.inside-office-lane {
  font-size: 0.76rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--inside-office-tone, var(--accent));
}

.inside-office-role-copy {
  margin: 0.32rem 0 0;
  font-size: 0.88rem;
  line-height: 1.55;
  color: var(--text-muted);
}

.inside-office-lane-metrics {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem 0.7rem;
  margin-top: 0.9rem;
}

.inside-office-lane-metric {
  margin: 0;
  font-size: 0.82rem;
  color: var(--text-muted);
}

.inside-office-lane-metric strong {
  color: var(--text);
  font-weight: 600;
}

.inside-office-card-title {
  margin: 0.55rem 0 0;
  font-size: 1.65rem;
  line-height: 1.05;
  letter-spacing: -0.03em;
}

.inside-office-card-summary {
  margin: 0.75rem 0 0;
  font-size: 0.98rem;
  line-height: 1.7;
  color: color-mix(in srgb, var(--text) 76%, var(--text-muted));
}

.inside-office-time,
.inside-office-stats,
.inside-office-log-meta {
  font-size: 0.82rem;
  color: var(--text-muted);
}

.inside-office-rotation-track {
  position: relative;
  margin-top: 0.95rem;
  overflow: hidden;
  transition: height 0.5s ease;
}

.inside-office-rotation-item {
  margin: 0;
  transition: opacity 0.5s ease, transform 0.5s ease;
}

.inside-office-rotation-item.is-leaving {
  opacity: 0;
  transform: translateY(-10px);
}

.inside-office-rotation-item.is-entering {
  opacity: 0;
  transform: translateY(10px);
}

.inside-office-rotation-dots {
  display: flex;
  gap: 0.42rem;
  margin-top: 0.95rem;
}

.inside-office-rotation-dot {
  width: 0.46rem;
  height: 0.46rem;
  border-radius: 999px;
  background: color-mix(in srgb, var(--border) 92%, white);
}

.inside-office-rotation-dot.is-active {
  background: color-mix(in srgb, var(--inside-office-tone, var(--accent)) 70%, white);
}

.inside-office-snippet {
  margin-top: 0.95rem;
  padding: 0.85rem 0.9rem;
  border-radius: 14px;
  border: 1px solid color-mix(in srgb, var(--border) 86%, white);
  background: rgba(255, 255, 255, 0.76);
}

.inside-office-snippet p {
  margin: 0;
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", monospace;
  font-size: 0.79rem;
  line-height: 1.55;
  color: #4b5563;
}

.inside-office-snippet p + p {
  margin-top: 0.3rem;
}

.inside-office-stats {
  margin-top: 0.85rem;
}

.inside-office-lane-logs {
  display: grid;
  gap: 1rem;
}

.inside-office-log-header {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 0.8rem;
  margin-bottom: 0.9rem;
}

.inside-office-log-title,
.inside-office-log-entry-title {
  margin: 0.35rem 0 0;
  font-size: 1.2rem;
  line-height: 1.2;
}

.inside-office-log-list {
  display: grid;
  gap: 0.85rem;
}

.inside-office-log-entry {
  padding: 0.9rem;
  border-radius: 14px;
  border: 1px solid color-mix(in srgb, var(--border) 88%, white);
  background: rgba(255, 255, 255, 0.72);
}

.inside-office-file-list {
  margin: 0.9rem 0 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 0.36rem;
}

.inside-office-file-list li {
  display: flex;
  align-items: baseline;
  gap: 0.55rem;
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", monospace;
  font-size: 0.79rem;
  line-height: 1.5;
  color: #4b5563;
  word-break: break-word;
}

.inside-office-file-status {
  flex: 0 0 auto;
  min-width: 1.2rem;
  font-weight: 700;
  color: var(--inside-office-tone, var(--accent));
}

@media (max-width: 900px) {
  .inside-office-hero,
  .inside-office-rotations {
    grid-template-columns: 1fr;
  }

  .inside-office-rotation-column {
    display: contents;
  }
}

@media (max-width: 640px) {
  .inside-office {
    width: min(100vw - 1.25rem, 1100px);
    padding: 1.2rem 0 3.5rem;
  }

  .inside-office-hero-copy,
  .inside-office-toolbar,
  .inside-office-lane-card,
  .inside-office-log-lane,
  .inside-office-metrics {
    border-radius: 16px;
  }

  .inside-office-title {
    max-width: none;
    font-size: clamp(2rem, 10vw, 2.6rem);
    line-height: 1;
    overflow-wrap: anywhere;
  }

  .inside-office--zh .inside-office-title {
    font-size: clamp(1.9rem, 9vw, 2.35rem);
    white-space: normal;
  }

  .inside-office-toolbar,
  .inside-office-card-topline,
  .inside-office-log-header {
    align-items: flex-start;
    flex-direction: column;
  }

  .inside-office-rotation-track {
    min-height: 0;
  }

  .inside-office-hero-copy {
    padding: 1.15rem 1.05rem 1.2rem;
  }

  .inside-office-summary {
    font-size: 0.96rem;
  }

  .inside-office-metrics {
    gap: 0.65rem;
    padding: 0.8rem;
  }

  .inside-office-metric {
    padding: 0.75rem 0.8rem;
  }

  .inside-office-metric-value {
    font-size: 1.6rem;
  }

  .inside-office-scope-chip,
  .inside-office-filter-chip {
    font-size: 0.78rem;
    line-height: 1.35;
  }
}

.account-headshot {
  position: relative;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 2.2rem;
  height: 2.2rem;
  border-radius: 999px;
  border: 1px solid color-mix(in srgb, #8f8f8f 40%, white);
  background: color-mix(in srgb, #8f8f8f 18%, white);
  text-decoration: none;
  transition: border-color 0.2s ease, box-shadow 0.2s ease, transform 0.2s ease;
  isolation: isolate;
}

.account-headshot::before {
  content: "";
  position: absolute;
  inset: -0.18rem;
  border-radius: 999px;
  border: 2px solid transparent;
  opacity: 0;
  transform: scale(0.92);
  pointer-events: none;
}

.account-headshot-dot {
  position: relative;
  width: 0.88rem;
  height: 0.88rem;
  border-radius: 999px;
  background: #8f8f8f;
  box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.35);
  transition: background 0.2s ease;
}

.account-headshot-dot::before,
.account-headshot-dot::after {
  content: "";
  position: absolute;
  left: 50%;
  top: 50%;
  width: 100%;
  height: 100%;
  border-radius: 999px;
  border: 2px solid transparent;
  opacity: 0;
  transform: translate(-50%, -50%) scale(0.7);
  pointer-events: none;
}

.account-headshot.is-authenticated {
  border-color: color-mix(in srgb, #1f9d53 46%, white);
  background: color-mix(in srgb, #1f9d53 14%, white);
}

.account-headshot.is-authenticated .account-headshot-dot {
  background: #1f9d53;
}

.account-headshot.is-authenticated::before {
  border-color: color-mix(in srgb, #1f9d53 40%, white);
}

.account-headshot.is-wave-live .account-headshot-dot::before,
.account-headshot.is-wave-live .account-headshot-dot::after {
  border-color: color-mix(in srgb, #1f9d53 64%, white);
  animation: account-propagate-wave 2.8s linear infinite;
}

.account-headshot.is-wave-live .account-headshot-dot::after {
  animation-delay: 1.4s;
}

.account-headshot:hover,
.account-headshot:focus-visible {
  transform: translateY(-1px);
  border-color: color-mix(in srgb, var(--accent) 45%, white);
  box-shadow: 0 10px 24px -18px color-mix(in srgb, var(--accent) 42%, white);
}

.account-headshot:focus-visible {
  outline: none;
}

.account-headshot-tooltip {
  position: absolute;
  top: calc(100% + 0.55rem);
  right: 0;
  min-width: 14.5rem;
  border: 1px solid var(--border);
  border-radius: 12px;
  background: #fff;
  padding: 0.65rem 0.75rem;
  box-shadow: 0 16px 32px -24px rgba(0, 0, 0, 0.42);
  opacity: 0;
  visibility: hidden;
  transform: translateY(5px);
  transition: opacity 0.2s ease, transform 0.2s ease, visibility 0.2s ease;
  pointer-events: none;
}

.account-headshot:hover .account-headshot-tooltip,
.account-headshot:focus-visible .account-headshot-tooltip {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.account-headshot-email {
  display: block;
  font-family: var(--font-sans);
  font-size: 0.82rem;
  color: var(--text);
  line-height: 1.35;
  overflow-wrap: anywhere;
}

.account-headshot-meta {
  display: block;
  margin-top: 0.22rem;
  font-family: var(--font-sans);
  font-size: 0.77rem;
  color: var(--text-muted);
}

@keyframes account-propagate-wave {
  0% {
    opacity: 0;
    transform: translate(-50%, -50%) scale(0.72);
  }
  14% {
    opacity: 0.5;
  }
  70% {
    opacity: 0.16;
  }
  100% {
    opacity: 0;
    transform: translate(-50%, -50%) scale(2.9);
  }
}

@media (prefers-reduced-motion: reduce) {
  .account-headshot.is-wave-live .account-headshot-dot::before,
  .account-headshot.is-wave-live .account-headshot-dot::after {
    animation: none;
  }
}

body.has-guest-entry {
  overflow: hidden;
}

@keyframes guest-entry-float {
  0%,
  100% {
    transform: translate3d(0, 0, 0) scale(1);
  }
  50% {
    transform: translate3d(0, -16px, 0) scale(1.04);
  }
}

/* Guest-first home entry */
.guest-entry {
  --guest-entry-x: 78%;
  --guest-entry-y: 18%;
  position: fixed;
  inset: 0;
  z-index: 80;
  padding: 1rem;
  overflow-y: auto;
  background:
    radial-gradient(circle at var(--guest-entry-x) var(--guest-entry-y), color-mix(in srgb, var(--accent) 20%, white) 0, transparent 31%),
    radial-gradient(circle at 12% 88%, rgba(155, 107, 47, 0.14) 0, transparent 28%),
    linear-gradient(135deg, #f7f2ea 0%, #fbfaf7 46%, #edf4f6 100%);
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transition: opacity 0.34s ease, visibility 0.34s ease;
}

.guest-entry.is-active {
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
}

.guest-entry-shell {
  position: relative;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  gap: 1.5rem;
  width: min(1120px, 100%);
  min-height: calc(100dvh - 2rem);
  margin: 0 auto;
  padding: clamp(1.3rem, 2.8vw, 2rem);
  border: 1px solid rgba(255, 255, 255, 0.72);
  border-radius: 30px;
  background:
    linear-gradient(160deg, rgba(255, 255, 255, 0.82), rgba(255, 255, 255, 0.58)),
    linear-gradient(180deg, rgba(255, 255, 255, 0.16), rgba(255, 255, 255, 0.02));
  box-shadow: 0 40px 90px -54px rgba(16, 34, 43, 0.45);
  overflow: hidden;
  overflow-y: auto;
  isolation: isolate;
  backdrop-filter: blur(14px);
}

.guest-entry-shell::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    linear-gradient(90deg, rgba(255, 255, 255, 0.12) 1px, transparent 1px),
    linear-gradient(rgba(255, 255, 255, 0.12) 1px, transparent 1px);
  background-size: 22px 22px;
  opacity: 0.28;
  pointer-events: none;
}

.guest-entry-chassis,
.guest-entry-grid,
.guest-entry-footer {
  position: relative;
  z-index: 1;
}

.guest-entry-orb {
  position: absolute;
  border-radius: 999px;
  filter: blur(0);
  opacity: 0.56;
  pointer-events: none;
}

.guest-entry-orb--one {
  top: -5rem;
  right: -3.5rem;
  width: 16rem;
  height: 16rem;
  background: radial-gradient(circle, rgba(13, 126, 160, 0.28), rgba(13, 126, 160, 0));
  animation: guest-entry-float 12s ease-in-out infinite;
}

.guest-entry-orb--two {
  bottom: -6rem;
  left: -4rem;
  width: 14rem;
  height: 14rem;
  background: radial-gradient(circle, rgba(155, 107, 47, 0.22), rgba(155, 107, 47, 0));
  animation: guest-entry-float 14s ease-in-out infinite reverse;
}

.guest-entry-gridline {
  position: absolute;
  background: linear-gradient(90deg, rgba(18, 42, 53, 0), rgba(18, 42, 53, 0.16), rgba(18, 42, 53, 0));
  opacity: 0.7;
}

.guest-entry-gridline--x {
  top: 19%;
  left: 8%;
  width: 32%;
  height: 1px;
}

.guest-entry-gridline--y {
  right: 11%;
  bottom: 13%;
  width: 1px;
  height: 24%;
  background: linear-gradient(rgba(18, 42, 53, 0), rgba(18, 42, 53, 0.16), rgba(18, 42, 53, 0));
}

.guest-entry-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.06fr) minmax(19rem, 0.94fr);
  gap: clamp(1.8rem, 5vw, 4.5rem);
  align-items: center;
  flex: 1 1 auto;
}

.guest-entry-copy {
  max-width: 37rem;
}

.guest-entry-kicker,
.guest-entry-panel-label {
  margin: 0 0 1rem;
  font-family: var(--font-sans);
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: color-mix(in srgb, var(--text-muted) 86%, #273742);
}

.guest-entry-title {
  margin: 0;
  font-size: clamp(2.95rem, 7.2vw, 5.6rem);
  line-height: 0.95;
  max-width: 10.5ch;
  color: #17242b;
  text-wrap: balance;
}

.guest-entry-summary {
  margin: 1.25rem 0 0;
  max-width: 33rem;
  font-family: var(--font-sans);
  font-size: clamp(1.02rem, 2.3vw, 1.18rem);
  line-height: 1.58;
  color: color-mix(in srgb, var(--text-muted) 78%, #243741);
}

.guest-entry-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.8rem;
  margin-top: 1.6rem;
}

.guest-entry-primary,
.guest-entry-secondary,
.guest-entry-footer-link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  appearance: none;
  border: 0;
  border-radius: 999px;
  font-family: var(--font-sans);
  font-size: 0.96rem;
  line-height: 1;
  text-decoration: none;
  cursor: pointer;
  transition: transform 0.2s ease, box-shadow 0.22s ease, border-color 0.22s ease, background-color 0.22s ease, color 0.22s ease;
}

.guest-entry-primary {
  padding: 0.98rem 1.32rem;
  background: #17242b;
  color: #fff;
  box-shadow: 0 18px 38px -24px rgba(23, 36, 43, 0.7);
}

.guest-entry-secondary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.98rem 1.28rem;
  border: 1px solid rgba(23, 36, 43, 0.15);
  background: rgba(255, 255, 255, 0.68);
  color: #17242b;
}

.guest-entry-primary:hover,
.guest-entry-primary:focus-visible,
.guest-entry-secondary:hover,
.guest-entry-secondary:focus-visible,
.guest-entry-footer-link:hover,
.guest-entry-footer-link:focus-visible {
  transform: translateY(-1px);
}

.guest-entry-primary:focus-visible,
.guest-entry-secondary:focus-visible,
.guest-entry-footer-link:focus-visible {
  outline: none;
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--accent) 22%, white);
}

.guest-entry-hint {
  margin: 1rem 0 0;
  max-width: 31rem;
  font-family: var(--font-sans);
  font-size: 0.95rem;
  line-height: 1.55;
  color: color-mix(in srgb, var(--text-muted) 86%, #273742);
}

.guest-entry-panel {
  padding: 1.1rem;
  border: 1px solid rgba(23, 36, 43, 0.08);
  border-radius: 26px;
  background: rgba(255, 255, 255, 0.7);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.58);
}

.guest-entry-feature-list {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
}

.guest-entry-feature {
  appearance: none;
  border: 1px solid rgba(23, 36, 43, 0.1);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.72);
  color: #31434d;
  cursor: pointer;
  padding: 0.55rem 0.88rem;
  font-family: var(--font-sans);
  font-size: 0.92rem;
  line-height: 1;
  transition: border-color 0.2s ease, background-color 0.2s ease, color 0.2s ease, transform 0.2s ease;
}

.guest-entry-feature.is-active {
  border-color: color-mix(in srgb, var(--guest-preview-accent, var(--accent)) 36%, white);
  background: color-mix(in srgb, var(--guest-preview-accent, var(--accent)) 12%, white);
  color: #16242b;
}

.guest-entry-feature:hover,
.guest-entry-feature:focus-visible {
  transform: translateY(-1px);
}

.guest-entry-feature:focus-visible {
  outline: none;
  border-color: color-mix(in srgb, var(--accent) 35%, white);
}

.guest-entry-preview {
  --guest-preview-accent: var(--accent);
  margin-top: 1rem;
  padding: 1.2rem;
  border: 1px solid color-mix(in srgb, var(--guest-preview-accent) 18%, white);
  border-radius: 22px;
  background:
    linear-gradient(180deg, color-mix(in srgb, var(--guest-preview-accent) 8%, white), rgba(255, 255, 255, 0.96));
  box-shadow: 0 24px 50px -34px color-mix(in srgb, var(--guest-preview-accent) 55%, white);
}

.guest-entry-preview-kicker {
  margin: 0;
  font-family: var(--font-sans);
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.13em;
  text-transform: uppercase;
  color: color-mix(in srgb, var(--guest-preview-accent) 58%, #253640);
}

.guest-entry-preview-title {
  margin: 0.6rem 0 0;
  font-size: clamp(1.55rem, 3.1vw, 2.2rem);
  line-height: 1.06;
  color: #16242b;
}

.guest-entry-preview-body {
  margin: 0.9rem 0 0;
  font-family: var(--font-sans);
  font-size: 1rem;
  line-height: 1.58;
  color: #445862;
}

.guest-entry-preview-meta {
  display: grid;
  gap: 0.2rem;
  margin-top: 1rem;
  padding-top: 1rem;
  border-top: 1px solid color-mix(in srgb, var(--guest-preview-accent) 16%, white);
  font-family: var(--font-sans);
}

.guest-entry-preview-meta strong {
  font-size: 0.92rem;
  color: #16242b;
}

.guest-entry-preview-meta span {
  font-size: 0.89rem;
  color: #59717c;
}

.guest-entry-stats {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 0.7rem;
  margin-top: 1rem;
}

.guest-entry-stat {
  padding: 0.85rem 0.9rem;
  border: 1px solid rgba(23, 36, 43, 0.08);
  border-radius: 18px;
  background: rgba(255, 255, 255, 0.66);
}

.guest-entry-stat strong,
.guest-entry-stat span {
  display: block;
}

.guest-entry-stat strong {
  font-family: var(--font-sans);
  font-size: 1.02rem;
  font-weight: 700;
  color: #17242b;
}

.guest-entry-stat span {
  margin-top: 0.25rem;
  font-family: var(--font-sans);
  font-size: 0.84rem;
  color: #566a74;
}

.guest-entry-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.85rem;
}

.guest-entry-footer-link {
  padding: 0.82rem 1.08rem;
  background: transparent;
  color: #30434c;
}

.guest-entry-footer-link--browse {
  border: 1px solid rgba(23, 36, 43, 0.12);
  background: rgba(255, 255, 255, 0.54);
}

/* Hero / featured strip */
.hero {
  display: grid;
  gap: 0.24rem;
  justify-items: center;
  padding: 1.85rem 1.5rem 1.25rem;
  text-align: center;
}

.hero-tagline {
  font-family: var(--font-sans);
  font-size: 0.8rem;
  color: color-mix(in srgb, var(--text-muted) 88%, black);
  margin: 0;
  letter-spacing: 0;
  font-weight: 500;
}

.hero-tagline strong {
  color: var(--topics-index-ink-soft, var(--text));
  font-weight: 700;
}

.hero-tagline-separator {
  color: color-mix(in srgb, var(--text-muted) 64%, var(--border));
}

.hero-masthead {
  margin: 0.1rem 0 0;
  color: var(--text);
  font-family: var(--font-serif-zh);
  font-size: clamp(2.1rem, 4.6vw, 3.9rem);
  font-weight: 700;
  line-height: 0.98;
  letter-spacing: 0;
  text-wrap: balance;
}

.hero-title {
  color: var(--text);
  font-family: var(--font-sans);
  font-size: clamp(0.9rem, 1.05vw, 1.02rem);
  font-weight: 500;
  line-height: 1.35;
  margin: 0;
  text-wrap: balance;
}

html[lang="zh-CN"] .hero-masthead {
  font-family: var(--font-serif-zh);
  font-size: clamp(2.1rem, 4.4vw, 3.75rem);
  font-weight: 700;
}

html[lang="zh-CN"] .hero-title {
  max-width: 26ch;
  font-size: clamp(0.92rem, 1.1vw, 1.05rem);
  line-height: 1.36;
  letter-spacing: 0;
}

.hero-subtitle {
  font-family: var(--font-sans);
  font-size: 1rem;
  line-height: 1.45;
  color: var(--text-muted);
  margin: 0;
  max-width: 36rem;
}

.hero-tagline-row {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.75rem;
  flex-wrap: wrap;
}

.hero-office-entry {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  border-radius: 999px;
  border: 1px solid color-mix(in srgb, var(--accent) 32%, #ffffff);
  background: linear-gradient(120deg, color-mix(in srgb, var(--accent) 26%, #ffffff), color-mix(in srgb, #f6f8fa 55%, #ffffff));
  color: #1f3443;
  text-decoration: none;
  padding: 0.22rem 0.78rem;
  font-size: 0.79rem;
  font-family: var(--font-sans);
  letter-spacing: 0.02em;
  text-transform: uppercase;
  transition: transform 140ms ease, box-shadow 140ms ease, border-color 140ms ease;
}

.hero-office-entry::before {
  content: "◌";
  width: 0.4rem;
  aspect-ratio: 1 / 1;
  border-radius: 50%;
  background: radial-gradient(circle at 30% 30%, #6bc2ff 0 28%, var(--accent) 30% 100%);
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--accent) 16%, transparent);
}

.hero-office-entry:hover,
.hero-office-entry:focus-visible {
  transform: translateY(-1px);
  border-color: color-mix(in srgb, var(--accent) 56%, var(--text));
  box-shadow: 0 8px 18px -14px rgba(13, 126, 160, 0.9);
}

.hero-office {
  position: relative;
  width: min(100%, var(--reading-width));
  border-radius: 16px;
  border: 1px solid color-mix(in srgb, var(--border) 86%, #ffffff 14%);
  background:
    radial-gradient(circle at 0% 0%, rgba(13, 126, 160, 0.08), transparent 42%),
    color-mix(in srgb, #fbfbff 85%, var(--bg));
  padding: 0.95rem 1rem 1rem;
  margin-top: 0.35rem;
}

.hero-office-header {
  margin-bottom: 0.6rem;
}

.hero-office-title {
  margin: 0;
  font-size: 1.02rem;
  font-family: var(--font-sans);
  letter-spacing: 0.01em;
}

.hero-office-rotator {
  display: grid;
  gap: 0.55rem;
}

.hero-office-rotator-title {
  margin: 0;
  font-family: var(--font-sans);
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: color-mix(in srgb, var(--text-muted) 82%, #31434d 18%);
}

.hero-office-subtitle {
  margin: 0.35rem 0 0;
  color: var(--text-muted);
  font-family: var(--font-sans);
  font-size: 0.84rem;
  max-width: 45rem;
}

.hero-office-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: block;
  min-height: 10rem;
}

.hero-office-empty {
  margin: 0.8rem 0 0;
  color: var(--text-muted);
  font-family: var(--font-sans);
  font-size: 0.86rem;
}

.hero-office-row {
  display: none;
  border: 1px solid color-mix(in srgb, var(--border) 88%, #ffffff 12%);
  border-radius: 12px;
  background: #fff;
  overflow: hidden;
}

.hero-office-row.is-active {
  display: block;
}

.hero-office-row-link {
  display: grid;
  gap: 0.34rem;
  padding: 0.62rem 0.72rem;
  text-decoration: none;
  color: inherit;
}

.hero-office-row-link.is-inactive {
  cursor: default;
  pointer-events: none;
  opacity: 0.42;
}

.hero-office-row-link:focus-visible {
  outline: 2px solid color-mix(in srgb, var(--accent) 70%, transparent);
  outline-offset: 2px;
}

.hero-office-row-header {
  margin: 0;
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 0.35rem;
}

.hero-office-row-locale,
.hero-office-row-action,
.hero-office-row-time {
  display: inline-flex;
  align-items: center;
  padding: 0.14rem 0.46rem;
  border-radius: 999px;
  font-family: var(--font-sans);
  font-size: 0.72rem;
  line-height: 1.2;
  background: #f6f8fa;
  border: 1px solid color-mix(in srgb, var(--border) 82%, #ffffff);
  color: var(--text-muted);
}

.hero-office-row-action {
  border-color: transparent;
  background: color-mix(in srgb, var(--accent) 12%, #f4fbff);
  color: #1b4f6e;
}

.hero-office-row--created {
  border-left: 4px solid #3fbf87;
}

.hero-office-row--updated {
  border-left: 4px solid #4d83f5;
}

.hero-office-row--removed {
  border-left: 4px solid #d26b6b;
}

.hero-office-row--renamed {
  border-left: 4px solid #cb8f32;
}

.hero-office-row--copied {
  border-left: 4px solid #7c5ce6;
}

.hero-office-row-file {
  margin: 0;
  font-size: 0.95rem;
  font-family: var(--font-sans);
}

.hero-office-row-message {
  margin: 0.1rem 0 0;
  font-size: 0.88rem;
  line-height: 1.38;
}

.hero-office-row-meta {
  margin: 0;
  color: var(--text-muted);
  font-family: var(--font-sans);
  font-size: 0.74rem;
}

/* Main content area */
.main {
  max-width: var(--reading-width);
  width: 100%;
  margin: 0 auto;
  flex: 1 0 auto;
  padding: 0 1.5rem 4rem;
}

.main[data-primary-topic] {
  max-width: var(--article-shell-width);
}

.home-main {
  --feed-control-paper: color-mix(in srgb, var(--surface) 98%, #f6f0e8);
  --feed-control-paper-muted: color-mix(in srgb, var(--surface) 95%, #f6f0e8);
  --feed-control-paper-pressed: color-mix(in srgb, var(--surface) 94%, var(--header-teal));
  --feed-control-line: color-mix(in srgb, var(--border) 88%, #d7cabd);
  --feed-control-line-strong: color-mix(in srgb, var(--header-teal) 38%, var(--header-divider));
  --feed-control-ink: var(--header-link);
  --feed-control-muted: var(--header-muted);
  --feed-control-teal: var(--header-teal);
  --feed-control-teal-hover: color-mix(in srgb, var(--header-teal) 82%, #032f31);
  --feed-control-on-teal: color-mix(in srgb, var(--surface) 96%, #f6f0e8);
  --feed-control-shadow: color-mix(in srgb, var(--header-teal) 30%, transparent);
  max-width: min(72rem, calc(100vw - 3rem));
}

.feed-tabs {
  margin: 0 0 1.1rem;
}

.browse-mode-bar {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  align-items: center;
  justify-items: start;
  gap: clamp(0.62rem, 1.5vw, 0.88rem);
  margin: 0 0 0.82rem;
  padding: 0.15rem 0 0.45rem;
}

html[data-browse-mode="feed"] .browse-mode-bar {
  --feed-sticky-top: env(safe-area-inset-top, 0px);
  position: -webkit-sticky;
  position: sticky;
  top: var(--feed-sticky-top);
  z-index: 20;
  background: color-mix(in srgb, var(--bg) 96%, var(--feed-control-paper));
  padding-top: 0.45rem;
  padding-bottom: 0.55rem;
}

html[data-browse-mode="feed"] .feed-controls-shell {
  position: -webkit-sticky;
  position: sticky;
  top: calc(var(--feed-sticky-top, 0px) + var(--feed-controls-offset, 3.1rem) - 2px);
  z-index: 21;
  background: color-mix(in srgb, var(--bg) 96%, var(--feed-control-paper));
  overflow: hidden;
}

.feed-controls-toggle {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  min-height: 2.7rem;
  border: 1px solid var(--feed-control-line);
  border-radius: 0.9rem;
  background: var(--feed-control-paper);
  color: var(--feed-control-ink);
  cursor: pointer;
  padding: 0.5rem 0.82rem 0.5rem 0.72rem;
  white-space: nowrap;
  outline: none;
  transition: color 0.2s ease, border-color 0.2s ease, background 0.2s ease, box-shadow 0.24s ease, transform 0.2s ease;
}

.feed-controls-toggle:hover {
  color: var(--feed-control-teal-hover);
  border-color: var(--feed-control-line-strong);
  background: color-mix(in srgb, var(--feed-control-paper-pressed) 68%, var(--feed-control-paper));
  transform: translateY(-1px);
}

.feed-controls-toggle:focus-visible,
.topic-pill:focus-visible,
.sort-pill:focus-visible,
.feed-tab:focus-visible,
.feed-search-input:focus-visible,
.feed-search-submit:focus-visible,
.feed-filter-chip:focus-visible,
.feed-applied-clear:focus-visible {
  outline: 2px solid color-mix(in srgb, var(--feed-control-teal) 42%, transparent);
  outline-offset: 3px;
}

.feed-controls-toggle[aria-expanded="true"] {
  background: var(--feed-control-teal);
  border-color: color-mix(in srgb, var(--feed-control-teal) 82%, #033f40);
  color: var(--feed-control-on-teal);
  box-shadow: 0 12px 22px -18px var(--feed-control-shadow);
}

.feed-controls-toggle[aria-expanded="true"]:hover {
  color: var(--feed-control-on-teal);
  border-color: var(--feed-control-teal-hover);
}

.feed-controls-toggle svg {
  flex-shrink: 0;
  width: 1rem;
  height: 1rem;
}

.feed-controls-label {
  font-family: var(--font-sans);
  font-size: 0.84rem;
  font-weight: 700;
  letter-spacing: 0.01em;
  line-height: 1;
}

.feed-primary-controls {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  align-items: center;
  gap: clamp(0.75rem, 1.8vw, 1.18rem);
  width: 100%;
  min-width: 0;
}

.feed-controls-shell {
  margin: -0.2rem 0 1.3rem;
  padding: 0;
  border-top: 0;
  max-height: 0;
  opacity: 0;
  overflow: hidden;
  transform: translateY(-0.45rem);
  transform-origin: top center;
  transition: opacity 0.24s ease, transform 0.32s ease;
  will-change: opacity, transform;
}

.feed-controls-shell.is-open {
  display: grid;
  grid-template-columns: minmax(0, 1.25fr) minmax(17rem, 0.75fr);
  align-items: start;
  gap: 0.85rem 1rem;
  max-height: none;
  opacity: 1;
  transform: translateY(0);
  padding: clamp(0.85rem, 1.8vw, 1.1rem);
  border: 1px solid var(--feed-control-line);
  border-radius: 0.95rem;
  background: var(--feed-control-paper);
}

html[data-browse-mode="feed"] .feed-controls-shell.is-open {
  margin-top: 0;
  box-shadow:
    0 22px 36px -32px var(--feed-control-shadow),
    inset 0 1px 0 color-mix(in srgb, var(--surface) 76%, var(--feed-control-paper));
  isolation: isolate;
}

html[data-browse-mode="feed"] .feed-controls-shell.is-open::before {
  content: none;
}

html[data-browse-mode="feed"] .feed-controls-shell.is-open > * {
  position: relative;
  z-index: 2;
}

.feed-controls-shell.is-open .feed-tabs {
  grid-column: 1 / -1;
}

.feed-controls-shell.is-open .topic-filter {
  grid-column: 1;
  grid-row: span 2;
}

.feed-controls-shell.is-open .feed-sort {
  grid-column: 2;
}

.feed-lifecycle {
  margin: 0;
}

.feed-lifecycle-title {
  font-family: var(--font-sans);
  font-size: 0.86rem;
  letter-spacing: 0;
  color: var(--feed-control-ink);
  margin: 0;
}

.feed-lifecycle-text {
  font-family: var(--font-sans);
  font-size: 0.9rem;
  color: var(--feed-control-muted);
  margin: 0.3rem 0 0;
  min-height: 0;
  max-width: 70ch;
}

.feed-applied-filters {
  grid-column: auto;
  justify-self: stretch;
  display: flex;
  align-items: center;
  gap: 0.5rem;
  width: 100%;
  min-height: 2.45rem;
  padding: 0.45rem 0.52rem 0.45rem 0.68rem;
  border: 1px solid color-mix(in srgb, var(--feed-control-line-strong) 46%, var(--feed-control-line));
  border-radius: 0.78rem;
  background: color-mix(in srgb, var(--feed-control-paper-pressed) 38%, var(--feed-control-paper));
}

.feed-applied-filters[hidden] {
  display: none;
}

.feed-applied-title {
  flex: 0 0 auto;
  color: var(--feed-control-muted);
  font-family: var(--font-sans);
  font-size: 0.72rem;
  font-weight: 750;
  line-height: 1;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.feed-applied-filter-chips {
  display: flex;
  flex: 1 1 auto;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.38rem;
  min-width: 0;
}

.feed-filter-chip {
  display: inline-flex;
  align-items: center;
  gap: 0.34rem;
  max-width: min(100%, 18rem);
  min-height: 1.78rem;
  border: 1px solid color-mix(in srgb, var(--feed-control-line-strong) 58%, var(--feed-control-line));
  border-radius: 999px;
  background: color-mix(in srgb, var(--feed-control-paper-pressed) 58%, var(--feed-control-paper));
  color: var(--feed-control-ink);
  font-family: var(--font-sans);
  font-size: 0.78rem;
  font-weight: 650;
  line-height: 1;
  padding: 0.24rem 0.34rem 0.24rem 0.58rem;
  cursor: pointer;
  touch-action: manipulation;
  transition: color 0.18s ease, border-color 0.18s ease, background 0.18s ease, transform 0.18s ease;
}

.feed-filter-chip-kind {
  color: var(--feed-control-teal);
  font-size: 0.66rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

.feed-filter-chip-text {
  min-width: 0;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.feed-filter-chip-close {
  display: inline-grid;
  place-items: center;
  width: 1.05rem;
  height: 1.05rem;
  border-radius: 999px;
  background: color-mix(in srgb, var(--feed-control-teal) 12%, transparent);
  color: var(--feed-control-teal);
  font-size: 0.9rem;
  line-height: 1;
}

.feed-filter-chip:hover {
  color: var(--feed-control-teal-hover);
  border-color: var(--feed-control-line-strong);
  background: color-mix(in srgb, var(--feed-control-paper-pressed) 76%, var(--feed-control-paper));
  transform: translateY(-1px);
}

.feed-applied-clear {
  flex: 0 0 auto;
  min-height: 1.8rem;
  border: 0;
  border-radius: 999px;
  background: transparent;
  color: var(--feed-control-teal);
  font-family: var(--font-sans);
  font-size: 0.76rem;
  font-weight: 750;
  line-height: 1;
  padding: 0.2rem 0.38rem;
  cursor: pointer;
}

.feed-applied-clear:hover {
  color: var(--feed-control-teal-hover);
  background: color-mix(in srgb, var(--feed-control-teal) 8%, transparent);
}

.continue-reading {
  margin: 0 0 0.9rem;
  padding: 0.6rem 0.75rem;
  border: 1px solid color-mix(in srgb, var(--accent) 30%, var(--border));
  border-radius: 12px;
  background: color-mix(in srgb, var(--accent) 5%, #fff);
}

.continue-reading-header {
  margin-bottom: 0.4rem;
}

.continue-reading-title {
  margin: 0;
  font-family: var(--font-sans);
  font-size: 0.82rem;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--text-muted);
}

.continue-reading-subtitle {
  display: none;
}

.continue-reading-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 0.4rem;
}

.continue-reading-item {
  border: 1px solid var(--border);
  border-radius: 12px;
  background: #fff;
}

.continue-reading-item a {
  display: block;
  color: inherit;
  text-decoration: none;
  padding: 0.55rem 0.65rem;
}

.continue-reading-item-title {
  margin: 0;
  font-size: 0.94rem;
  line-height: 1.3;
}

.continue-reading-item-meta {
  margin: 0.2rem 0;
  font-family: var(--font-sans);
  font-size: 0.76rem;
  color: var(--text-muted);
}

.continue-reading-item-cta {
  display: inline-block;
  font-family: var(--font-sans);
  font-size: 0.76rem;
  font-weight: 600;
  color: color-mix(in srgb, var(--accent) 86%, #0a5f78);
}

.feed-tabs-controls {
  display: inline-flex;
  align-self: start;
  gap: 0.25rem;
  padding: 0.22rem;
  border: 1px solid var(--feed-control-line);
  border-radius: 999px;
  background: var(--feed-control-paper-muted);
  position: relative;
  isolation: isolate;
}

.feed-tabs-controls::before {
  content: "";
  position: absolute;
  top: 0.22rem;
  bottom: 0.22rem;
  left: 0;
  width: var(--feed-tab-indicator-width, 0px);
  transform: translateX(var(--feed-tab-indicator-x, 0px));
  opacity: var(--feed-tab-indicator-opacity, 0);
  border-radius: 999px;
  background: var(--feed-control-teal);
  transition: transform 0.32s cubic-bezier(.2,.9,.2,1), width 0.32s cubic-bezier(.2,.9,.2,1), opacity 0.2s ease;
  z-index: 0;
}

.feed-tab {
  -webkit-appearance: none;
  appearance: none;
  border: 1px solid transparent;
  background-color: transparent;
  color: var(--feed-control-muted);
  border-radius: 999px;
  font-family: var(--font-sans);
  font-size: 0.8rem;
  font-weight: 650;
  padding: 0.38rem 0.82rem;
  cursor: pointer;
  min-height: 2.2rem;
  transition: color 0.2s ease, border-color 0.2s ease, background 0.2s ease;
  position: relative;
  z-index: 1;
}

.feed-tab:hover {
  color: var(--feed-control-teal-hover);
}

.feed-tab.is-active,
.feed-tab[aria-selected="true"] {
  color: var(--feed-control-on-teal);
  border-color: transparent;
  background-color: transparent;
}

.topic-filter {
  margin: 0;
}

.topic-filter-header {
  margin-bottom: 0.62rem;
}

.topic-filter-title {
  font-family: var(--font-sans);
  font-size: 0.86rem;
  letter-spacing: 0;
  color: var(--feed-control-ink);
  margin: 0;
}

.topic-filter-subtitle {
  font-family: var(--font-sans);
  font-size: 0.9rem;
  color: var(--feed-control-muted);
  margin: 0.35rem 0 0;
}

.topic-filter-controls {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 0.46rem;
}



.feed-sort {
  margin: 0;
}

.feed-sort-header {
  margin-bottom: 0.58rem;
}

.feed-sort-title {
  font-family: var(--font-sans);
  font-size: 0.86rem;
  letter-spacing: 0;
  color: var(--feed-control-ink);
  margin: 0;
}

.feed-sort-subtitle {
  font-family: var(--font-sans);
  font-size: 0.9rem;
  color: var(--feed-control-muted);
  margin: 0.35rem 0 0;
}

.feed-sort-controls {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.46rem;
}

.feed-search {
  width: 100%;
  min-width: 0;
  margin: 0;
}

.feed-search-label {
  display: inline-block;
  font-family: var(--font-sans);
  font-size: 0.82rem;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--text-muted);
  margin-bottom: 0.5rem;
}

.feed-search-row {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  align-items: center;
  gap: 0.58rem;
  width: 100%;
  max-width: none;
  margin: 0;
}

.feed-search-input {
  border: 1px solid var(--feed-control-line);
  border-radius: 0.72rem;
  background: color-mix(in srgb, var(--feed-control-paper) 88%, var(--bg));
  color: var(--feed-control-ink);
  min-height: 2.7rem;
  width: 100%;
  padding: 0.42rem 0.95rem;
  font-family: var(--font-sans);
  font-size: 0.95rem;
  box-shadow: inset 0 1px 0 color-mix(in srgb, var(--surface) 70%, transparent);
  transition: border-color 0.18s ease, box-shadow 0.2s ease, background 0.18s ease;
}

.feed-search-input:focus {
  border-color: var(--feed-control-line-strong);
  background: color-mix(in srgb, var(--feed-control-paper) 95%, var(--bg));
  box-shadow:
    0 0 0 3px color-mix(in srgb, var(--feed-control-teal) 12%, transparent),
    inset 0 1px 0 color-mix(in srgb, var(--surface) 70%, transparent);
}

.feed-search-submit {
  border: 1px solid var(--feed-control-line);
  border-radius: 0.72rem;
  background: var(--feed-control-teal);
  color: var(--feed-control-on-teal);
  min-height: 2.7rem;
  padding: 0.42rem 0.92rem;
  font-family: var(--font-sans);
  font-size: 0.84rem;
  font-weight: 700;
  cursor: pointer;
  transition: background 0.18s ease, border-color 0.18s ease, color 0.18s ease, transform 0.18s ease;
}

.feed-search-submit:hover:not(:disabled) {
  border-color: var(--feed-control-teal-hover);
  background: var(--feed-control-teal-hover);
  transform: translateY(-1px);
}

.feed-search-submit:disabled {
  cursor: default;
  color: color-mix(in srgb, var(--feed-control-muted) 72%, var(--feed-control-ink));
  border-color: var(--feed-control-line);
  background: color-mix(in srgb, var(--feed-control-paper) 88%, var(--bg));
  transform: none;
}

.search-hit {
  background: color-mix(in srgb, #ffd86b 68%, white);
  color: inherit;
  border-radius: 0.18rem;
  padding: 0 0.08em;
}

.search-match-snippet {
  margin: 0.1rem 0 0.65rem;
  font-family: var(--font-sans);
  color: var(--text-muted);
  font-size: 0.9rem;
  line-height: 1.45;
}

.topic-pill,
.sort-pill {
  border: 1px solid var(--feed-control-line);
  background: color-mix(in srgb, var(--feed-control-paper) 90%, var(--bg));
  color: color-mix(in srgb, var(--feed-control-muted) 84%, var(--feed-control-ink));
  border-radius: 0.72rem;
  font-family: var(--font-sans);
  font-size: 0.78rem;
  font-weight: 650;
  padding: 0.38rem 0.65rem;
  text-transform: capitalize;
  cursor: pointer;
  min-height: 2.25rem;
  touch-action: manipulation;
  -webkit-tap-highlight-color: color-mix(in srgb, var(--feed-control-teal) 22%, transparent);
  transition: color 0.2s ease, border-color 0.2s ease, transform 0.28s cubic-bezier(.2,.9,.2,1), box-shadow 0.3s ease;
}

.topic-pill:hover,
.sort-pill:hover {
  color: var(--feed-control-teal-hover);
  border-color: var(--feed-control-line-strong);
  background: color-mix(in srgb, var(--feed-control-paper-pressed) 64%, var(--feed-control-paper));
  transform: translateY(-1px);
}

.topic-pill.is-active,
.topic-pill[aria-selected="true"],
.sort-pill.is-active,
.sort-pill[aria-selected="true"] {
  color: var(--feed-control-on-teal);
  border-color: color-mix(in srgb, var(--feed-control-teal) 82%, #033f40);
  background: var(--feed-control-teal);
  box-shadow: 0 12px 22px -18px var(--feed-control-shadow);
}

.article-card {
  border-bottom: 1px solid var(--border);
  padding: 1.6rem 0;
  position: relative;
  transition: opacity 0.35s ease, transform 0.35s ease, background 0.2s ease, border-color 0.2s ease;
  will-change: opacity, transform;
  min-width: 0;
  z-index: 0;
  --card-frame-shift-y: 0px;
  --card-frame-scale: 1;
  --card-title-shift-y: 0px;
  --card-title-scale: 1;
  --card-media-scale: 1;
  --card-media-filter: none;
}

.article-card.is-editor-pick {
  border-color: color-mix(in srgb, #ba9237 26%, var(--border));
  background:
    linear-gradient(180deg, color-mix(in srgb, #fcf7e7 94%, #fff) 0%, rgba(252, 247, 231, 0.58) 36%, rgba(252, 247, 231, 0) 100%);
}

.article-card.is-featured {
  padding-top: 0.35rem;
}

html[data-browse-mode="feed"] .article-card.is-featured {
  padding-bottom: 2rem;
}

html[data-browse-mode="feed"] .frontpage-top-stories-list .article-card,
html[data-browse-mode="feed"] .frontpage-top-stories-rail .article-card {
  border-bottom-color: color-mix(in srgb, var(--border) 88%, var(--text));
  padding: 0 0 1rem;
}

html[data-browse-mode="feed"] .frontpage-top-stories-list .article-card.is-featured {
  padding-bottom: 0;
}

html[data-browse-mode="feed"] .frontpage-top-stories-list .article-actions {
  display: none;
}

html[data-browse-mode="feed"] .frontpage-top-stories-rail .article-card.is-frontpage-brief {
  padding-bottom: 0.78rem;
}

html[data-browse-mode="feed"] .frontpage-top-stories-rail .article-actions {
  display: none;
}

html[data-browse-mode="feed"] .frontpage-top-stories-rail .article-card.is-frontpage-brief .article-card-media,
html[data-browse-mode="feed"] .frontpage-top-stories-rail .article-card.is-frontpage-brief .summary {
  display: none;
}

html[data-browse-mode="feed"] .frontpage-top-stories-rail .article-card.is-frontpage-secondary .summary,
html[data-browse-mode="feed"] .frontpage-top-stories-rail .article-card.is-frontpage-secondary .article-footer,
html[data-browse-mode="feed"] .frontpage-top-stories-rail .article-card.is-frontpage-brief .article-footer {
  display: none;
}

html[data-browse-mode="feed"] .frontpage-top-stories-rail .search-match-snippet {
  display: none;
}

html[data-browse-mode="feed"] .article-list .article-card {
  min-width: 0;
}

.article-card.is-hidden {
  display: none;
}

.article-card.is-visible {
  animation: card-waterfall 0.42s cubic-bezier(.22,.86,.24,1) both;
  animation-delay: var(--stagger, 0ms);
}

.article-card:focus-within {
  z-index: 3;
}

@keyframes card-waterfall {
  0% {
    opacity: 0;
    transform: translateY(10px);
  }
  100% {
    opacity: 1;
    transform: translateY(0);
  }
}

/* Article list (homepage cards) */
.article-list {
  list-style: none;
  padding: 0;
  margin: 0;
}

.article-feed-shell {
  display: block;
}

.article-featured-slot {
  margin: 0;
  padding: 0;
  list-style: none;
}

.frontpage-top-stories {
  margin: 0 0 1.65rem;
  padding: 0.85rem 0 1.25rem;
  border-top: 2px solid color-mix(in srgb, var(--text) 88%, var(--border));
  border-bottom: 1px solid var(--border);
}

.frontpage-section-title {
  margin: 0 0 0.8rem;
  font-family: var(--font-sans);
  font-size: 0.82rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  line-height: 1.2;
  text-transform: uppercase;
  color: var(--text);
}

.frontpage-top-stories-list {
  display: block;
}

.frontpage-top-stories-rail {
  margin: 0;
  padding: 0;
  list-style: none;
}

.article-feed-river {
  display: none;
}

html[data-browse-mode="feed"] .frontpage-top-stories-grid {
  display: grid;
  grid-template-columns: minmax(0, 2fr) minmax(17rem, 0.85fr);
  gap: 0 1.6rem;
  align-items: end;
}

html[data-browse-mode="feed"] #article-list {
  display: none;
}

html[data-browse-mode="feed"] .article-feed-river {
  display: block;
}

html[data-browse-mode="feed"] .frontpage-river-section {
  padding: 1.55rem 0 1.9rem;
  border-top: 1px solid color-mix(in srgb, var(--border) 86%, var(--text));
}

html[data-browse-mode="feed"] .frontpage-river-section:first-child {
  border-top: 0;
  padding-top: 1.2rem;
}

html[data-browse-mode="feed"] .frontpage-river-headline-list,
html[data-browse-mode="feed"] .frontpage-river-masonry {
  margin: 0;
  padding: 0;
  list-style: none;
}

html[data-browse-mode="feed"] .frontpage-river-headline-list {
  margin-bottom: 1.2rem;
}

html[data-browse-mode="feed"] .frontpage-river-masonry {
  column-count: 1;
  column-gap: 1.35rem;
}

html[data-browse-mode="feed"] .frontpage-river-masonry .article-card {
  display: inline-block;
  width: 100%;
  margin: 0 0 1.25rem;
  padding: 0 0 1.1rem;
  break-inside: avoid;
}

@media (min-width: 760px) {
  html[data-browse-mode="feed"] .frontpage-river-masonry {
    column-count: 2;
  }
}

@media (min-width: 1180px) {
  html[data-browse-mode="feed"] .frontpage-river-masonry {
    column-count: 3;
  }
}

html[data-browse-mode="pages"] #article-list {
  display: block;
}

html[data-browse-mode="pages"] .frontpage-top-stories,
html[data-browse-mode="pages"] .article-feed-river {
  display: none;
}

html[data-browse-mode="pages"] .article-card {
  padding: 1.3rem 0 1.55rem;
  border-bottom-color: transparent;
}

html[data-browse-mode="pages"] .article-card-frame {
  position: relative;
  background: transparent;
  border: 1px solid color-mix(in srgb, var(--border) 78%, #d7dfe6);
  border-radius: 28px;
  box-shadow:
    0 28px 60px -48px rgba(20, 46, 61, 0.45),
    0 8px 18px -16px rgba(20, 46, 61, 0.16);
  overflow: clip;
}

html[data-browse-mode="pages"] .article-card-frame::before {
  content: "";
  position: absolute;
  inset: 0 0 auto;
  height: 1px;
  background: linear-gradient(90deg, rgba(13, 126, 160, 0), rgba(13, 126, 160, 0.38), rgba(13, 126, 160, 0));
  opacity: 0.55;
  pointer-events: none;
}

html[data-browse-mode="pages"] .article-card-frame > a {
  display: grid;
  gap: 0.8rem;
  padding: 1.05rem;
  border-radius: 0;
}

html[data-browse-mode="pages"] .article-card:hover .article-card-frame,
html[data-browse-mode="pages"] .article-card:focus-within .article-card-frame {
  border-color: color-mix(in srgb, var(--accent) 30%, var(--border));
  box-shadow:
    0 34px 70px -50px rgba(10, 61, 82, 0.34),
    0 14px 28px -20px rgba(10, 61, 82, 0.16);
}

html[data-browse-mode="pages"] .article-card.is-editor-pick {
  border-color: color-mix(in srgb, var(--border) 82%, #cfd6dc);
  background: transparent;
}

html[data-browse-mode="pages"] .article-card.is-editor-pick .article-card-frame {
  border-color: color-mix(in srgb, #ba9237 48%, #cfd7de);
  background: transparent;
  box-shadow:
    0 28px 60px -48px rgba(77, 58, 18, 0.24),
    0 8px 18px -16px rgba(77, 58, 18, 0.12);
}

html[data-browse-mode="pages"] .article-card.is-editor-pick:hover .article-card-frame,
html[data-browse-mode="pages"] .article-card.is-editor-pick:focus-within .article-card-frame {
  border-color: color-mix(in srgb, #ba9237 62%, #cfd7de);
  box-shadow:
    0 34px 70px -50px rgba(77, 58, 18, 0.28),
    0 14px 28px -20px rgba(77, 58, 18, 0.14);
}

.feed-sentinel {
  width: 100%;
  height: 1px;
}

.article-card.is-read {
  border-color: color-mix(in srgb, var(--border) 88%, #e4e7ea);
}

.article-card.is-read .topic,
.article-card.is-read .date {
  color: color-mix(in srgb, var(--text-muted) 94%, #6d7680);
}

.article-card.is-read .summary {
  color: color-mix(in srgb, var(--text-muted) 94%, #656f79);
}

.article-card.is-read .title {
  color: #7b8791;
}

.article-card.is-read .read-cta {
  color: color-mix(in srgb, var(--text-muted) 96%, #5f6973);
  font-weight: 500;
  font-size: 0.8rem;
}

.article-card a {
  color: inherit;
  text-decoration: none;
  display: block;
  border-radius: var(--card-radius);
  padding: 0.2rem 0.75rem;
  touch-action: manipulation;
  -webkit-tap-highlight-color: rgba(13, 126, 160, 0.16);
}

.article-card-frame {
  display: block;
  transform: translate3d(0, var(--card-frame-shift-y), 0) scale(var(--card-frame-scale));
  transform-origin: center top;
  transition:
    transform 0.38s cubic-bezier(.22,.86,.24,1),
    border-color 0.24s ease,
    box-shadow 0.35s ease,
    background 0.24s ease;
  will-change: transform;
}

.article-card-media {
  display: none;
  margin: 0 0 1rem;
  overflow: hidden;
  background: color-mix(in srgb, var(--border) 45%, #d8dde3);
}

.article-card-image {
  display: block;
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  transform: scale(var(--card-media-scale));
  transform-origin: center center;
  filter: var(--card-media-filter);
  transition: transform 0.55s cubic-bezier(.22, .86, .24, 1), filter 0.35s ease;
}

.article-card-media--video {
  position: relative;
  isolation: isolate;
  background:
    radial-gradient(circle at top left, rgba(247, 241, 232, 0.22), rgba(247, 241, 232, 0) 34%),
    linear-gradient(155deg, #122532 0%, #27495a 52%, #0b141b 100%);
}

.article-card-media--video::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 1;
  background:
    linear-gradient(180deg, rgba(7, 15, 22, 0.1) 0%, rgba(7, 15, 22, 0.04) 28%, rgba(7, 15, 22, 0.5) 100%);
  pointer-events: none;
}

.article-card-media--video::after {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 1;
  background:
    linear-gradient(135deg, rgba(247, 241, 232, 0.2), rgba(247, 241, 232, 0) 26%),
    linear-gradient(0deg, rgba(7, 15, 22, 0.08), rgba(7, 15, 22, 0) 56%);
  pointer-events: none;
}

.article-card-media--video .article-card-image {
  filter: saturate(0.94) contrast(1.04) brightness(0.94);
}

.article-card-video-badge,
.article-card-video-count {
  position: absolute;
  z-index: 2;
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  font-family: var(--font-sans);
  line-height: 1;
  pointer-events: none;
}

.article-card-video-badge {
  left: 0.9rem;
  top: 0.9rem;
  padding: 0.46rem 0.74rem;
  border-radius: 999px;
  border: 1px solid rgba(247, 241, 232, 0.58);
  background: rgba(247, 241, 232, 0.84);
  color: #173140;
  font-size: 0.66rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  box-shadow: 0 18px 34px -28px rgba(7, 15, 22, 0.56);
  backdrop-filter: blur(14px);
}

.article-card-video-badge::before {
  content: "▶";
  font-size: 0.64rem;
  color: color-mix(in srgb, var(--accent) 68%, #173140);
  transform: translateY(-0.02em);
}

.article-card-video-count {
  right: 0.9rem;
  bottom: 0.9rem;
  max-width: calc(100% - 1.8rem);
  justify-content: center;
  padding: 0.42rem 0.68rem;
  border-radius: 999px;
  border: 1px solid rgba(247, 241, 232, 0.18);
  background: rgba(7, 15, 22, 0.58);
  color: #f7fbfc;
  font-size: 0.64rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  box-shadow: 0 18px 30px -26px rgba(7, 15, 22, 0.54);
  backdrop-filter: blur(14px);
}

html[data-browse-mode="feed"] .article-card.has-video .article-card-image,
html[data-browse-mode="pages"] .article-card.has-video .article-card-image {
  width: 100%;
  aspect-ratio: 16 / 9;
  object-fit: cover;
  object-position: center;
}

html[data-browse-mode="pages"] .article-card.has-image.has-video .article-card-media {
  background:
    radial-gradient(circle at top left, rgba(247, 241, 232, 0.28), rgba(247, 241, 232, 0) 36%),
    linear-gradient(155deg, #122532 0%, #27495a 52%, #0b141b 100%);
}

html[data-browse-mode="feed"] .article-card.has-image.has-video .article-card-image {
  height: auto;
  aspect-ratio: 16 / 9;
  object-fit: cover;
  object-position: center;
}

html[data-browse-mode="feed"] .article-card.has-image.has-video[data-image-tall="true"] .article-card-image {
  aspect-ratio: 16 / 9;
}

html[data-browse-mode="feed"] .article-card.has-image .article-card-media {
  display: block;
}

html[data-browse-mode="feed"] .article-card.has-image .article-card-image {
  height: auto;
  aspect-ratio: auto;
  object-fit: contain;
}

html[data-browse-mode="feed"] .article-card.has-image[data-image-tall="true"] .article-card-image {
  aspect-ratio: 4 / 3;
  object-fit: cover;
  object-position: center;
}

html[data-browse-mode="feed"] .frontpage-top-stories-list .article-card.has-image .article-card-media,
html[data-browse-mode="feed"] .frontpage-top-stories-rail .article-card.has-image .article-card-media {
  margin-bottom: 0.75rem;
}

html[data-browse-mode="feed"] .frontpage-top-stories-list .article-card.is-featured.has-image .article-card-image {
  width: 100%;
  aspect-ratio: 16 / 9;
  object-fit: cover;
  object-position: center;
}

html[data-browse-mode="feed"] .frontpage-top-stories-rail .article-card.is-frontpage-secondary.has-image .article-card-image {
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  object-position: center;
}

html[data-browse-mode="feed"] .article-feed-river {
  max-width: none;
  margin: 0 auto;
}

html[data-browse-mode="feed"] .article-feed-river .article-card {
  padding: 1.05rem 0;
}

html[data-browse-mode="feed"] .article-feed-river .article-card-frame > a {
  display: block;
  align-items: start;
}

html[data-browse-mode="feed"] .frontpage-river-headline-list .article-card-frame > a {
  display: grid;
  grid-template-columns: minmax(12rem, 18rem) minmax(0, 1fr);
  gap: 1.2rem;
}

html[data-browse-mode="feed"] .article-feed-river .article-card.has-no-image .article-card-frame > a {
  display: block;
}

html[data-browse-mode="feed"] .frontpage-river-headline-list .article-card.has-no-image .article-card-frame > a {
  display: block;
}

html[data-browse-mode="feed"] .article-feed-river .article-card-media {
  margin: 0;
}

html[data-browse-mode="feed"] .article-feed-river .article-card.has-image .article-card-image,
html[data-browse-mode="feed"] .article-feed-river .article-card.has-image[data-image-tall="true"] .article-card-image {
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  object-position: center;
}

html[data-browse-mode="feed"] .frontpage-river-headline-list .article-card.has-image .article-card-image,
html[data-browse-mode="feed"] .frontpage-river-headline-list .article-card.has-image[data-image-tall="true"] .article-card-image {
  aspect-ratio: 16 / 10;
}

html[data-browse-mode="pages"] .article-card.has-image .article-card-media {
  display: block;
  max-width: none;
  margin-bottom: 0;
  border-radius: 22px;
  box-shadow: 0 18px 36px -28px rgba(16, 39, 53, 0.3);
}

html[data-browse-mode="feed"] .article-card.is-featured .article-card-media {
  margin-bottom: 1.15rem;
}

.article-topline {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 0.85rem;
}

.article-card .topic {
  display: inline-flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.32rem;
  font-family: var(--font-sans);
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.11em;
  color: var(--accent);
  margin-bottom: 0.12rem;
}

.editor-pick-label {
  display: inline-flex;
  align-items: center;
  color: #8d6a16;
  letter-spacing: 0.09em;
}

.editor-pick-label::before {
  content: "\00b7";
  margin-right: 0.32rem;
  color: color-mix(in srgb, #8d6a16 60%, #d7c28a);
}

.evidence-strip {
  display: flex;
  flex-wrap: wrap;
  gap: 0.35rem;
  margin: 0.6rem 0 0.72rem;
  font-family: var(--font-sans);
  font-size: 0.74rem;
  line-height: 1.45;
  color: var(--text-muted);
}

.evidence-strip-item {
  white-space: nowrap;
}

.evidence-strip-item + .evidence-strip-item::before {
  content: "·";
  margin-right: 0.35rem;
  color: color-mix(in srgb, var(--text-muted) 72%, #c6cbd1);
}

.article-status {
  display: inline-flex;
  align-items: center;
  font-family: var(--font-sans);
  font-size: 0.66rem;
  line-height: 1;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  border: 1px solid var(--border);
  border-radius: 999px;
  padding: 0.18rem 0.38rem;
  color: var(--text-muted);
  background: #fff;
  white-space: nowrap;
}

.article-status[data-status="latest"] {
  color: #fff;
  border-color: var(--accent);
  background: var(--accent);
}

.article-status[data-status="published"] {
  color: color-mix(in srgb, var(--text-muted) 90%, #000);
  border-color: color-mix(in srgb, var(--border) 75%, var(--accent));
  background: color-mix(in srgb, #fff 92%, var(--accent));
}

.article-status[data-status="archived"] {
  color: color-mix(in srgb, var(--text-muted) 96%, #65717c);
  border-color: color-mix(in srgb, var(--border) 88%, #8a95a0);
  background: color-mix(in srgb, #fff 86%, #d6dde4);
}

.article-card .title {
  font-size: 1.62rem;
  font-weight: 600;
  line-height: 1.3;
  margin: 0 0 0.56rem;
  text-wrap: balance;
  transform: translate3d(0, var(--card-title-shift-y), 0) scale(var(--card-title-scale));
  transform-origin: left top;
  transition: color 0.2s ease, transform 0.38s cubic-bezier(.22,.86,.24,1);
  will-change: transform;
}

.article-card.is-editor-pick .title {
  color: #8d6a16;
  text-shadow: 0 1px 0 rgba(255, 248, 228, 0.6);
}

.article-card.is-editor-pick .summary {
  color: color-mix(in srgb, var(--text-muted) 80%, #725f37);
}

.article-card.is-editor-pick .date {
  color: color-mix(in srgb, var(--text-muted) 84%, #816931);
}

.article-card.is-featured .title {
  font-size: clamp(1.9rem, 4.2vw, 2.35rem);
  line-height: 1.2;
}

html[data-browse-mode="feed"] .frontpage-top-stories-list .article-card.is-featured .title {
  font-size: clamp(1.72rem, 2.18vw, 2rem);
  line-height: 1.14;
  display: -webkit-box;
  overflow: hidden;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 4;
  line-clamp: 4;
}

html[data-browse-mode="feed"] .frontpage-top-stories-list .article-card.is-featured .summary {
  display: -webkit-box;
  overflow: hidden;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 3;
  line-clamp: 3;
}

.article-card .summary {
  font-size: 1rem;
  color: var(--text-muted);
  margin: 0 0 0.65rem;
  line-height: 1.56;
}

.article-card.is-featured .summary {
  font-size: 1.06rem;
}

html[data-browse-mode="feed"] .frontpage-top-stories-rail .article-card.is-frontpage-secondary .title {
  font-size: 1.18rem;
  line-height: 1.22;
  margin-bottom: 0.45rem;
  display: -webkit-box;
  overflow: hidden;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 4;
  line-clamp: 4;
}

html[data-browse-mode="feed"] .frontpage-top-stories-rail .article-card.is-frontpage-brief .title {
  font-size: 0.98rem;
  line-height: 1.28;
  margin-bottom: 0;
  display: -webkit-box;
  overflow: hidden;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 3;
  line-clamp: 3;
}

html[data-browse-mode="feed"] .article-feed-river .article-card .title,
html[data-browse-mode="feed"] .article-feed-river .article-card.has-image:not(.is-featured) .title,
html[data-browse-mode="feed"] .article-feed-river .article-card.has-no-image:not(.is-featured) .title {
  font-size: 1.05rem;
  line-height: 1.28;
  max-width: none;
}

html[data-browse-mode="feed"] .frontpage-river-headline-list .article-card .title,
html[data-browse-mode="feed"] .frontpage-river-headline-list .article-card.has-image:not(.is-featured) .title,
html[data-browse-mode="feed"] .frontpage-river-headline-list .article-card.has-no-image:not(.is-featured) .title {
  font-size: clamp(1.35rem, 2vw, 1.72rem);
  line-height: 1.2;
}

html[data-browse-mode="feed"] .article-feed-river .article-card .summary,
html[data-browse-mode="feed"] .article-feed-river .article-card.has-image:not(.is-featured) .summary,
html[data-browse-mode="feed"] .article-feed-river .article-card.has-no-image:not(.is-featured) .summary {
  font-size: 0.9rem;
  line-height: 1.46;
  max-width: 58ch;
}

html[data-browse-mode="feed"] .frontpage-river-masonry .article-card .summary {
  display: -webkit-box;
  overflow: hidden;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 4;
  line-clamp: 4;
}

.article-footer {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 0.75rem;
}

.article-card .date {
  font-family: var(--font-sans);
  font-size: 0.8125rem;
  color: var(--text-muted);
}

.read-cta {
  font-family: var(--font-sans);
  font-size: 0.86rem;
  font-weight: 600;
  color: color-mix(in srgb, var(--accent) 84%, #0a5f78);
}

html[data-browse-mode="feed"] .article-card.has-image:not(.is-featured) .title {
  font-size: 1.5rem;
  line-height: 1.24;
}

html[data-browse-mode="feed"] .article-card.has-image:not(.is-featured) .summary {
  font-size: 0.97rem;
  line-height: 1.5;
}

html[data-browse-mode="feed"] .article-feed-river .article-card.has-image:not(.is-featured) .title,
html[data-browse-mode="feed"] .article-feed-river .article-card.has-no-image:not(.is-featured) .title {
  font-size: 1.05rem;
  line-height: 1.28;
}

html[data-browse-mode="feed"] .article-feed-river .article-card.has-image:not(.is-featured) .summary,
html[data-browse-mode="feed"] .article-feed-river .article-card.has-no-image:not(.is-featured) .summary {
  font-size: 0.9rem;
  line-height: 1.46;
}

html[data-browse-mode="feed"] .frontpage-river-headline-list .article-card.has-image:not(.is-featured) .title,
html[data-browse-mode="feed"] .frontpage-river-headline-list .article-card.has-no-image:not(.is-featured) .title {
  font-size: clamp(1.35rem, 2vw, 1.72rem);
  line-height: 1.2;
}

html[data-browse-mode="feed"] .frontpage-top-stories-rail .article-card.has-image:not(.is-featured).is-frontpage-secondary .title,
html[data-browse-mode="feed"] .frontpage-top-stories-rail .article-card.has-no-image:not(.is-featured).is-frontpage-secondary .title {
  font-size: 1.12rem;
  line-height: 1.22;
}

html[data-browse-mode="feed"] .frontpage-top-stories-rail .article-card.has-image:not(.is-featured).is-frontpage-brief .title,
html[data-browse-mode="feed"] .frontpage-top-stories-rail .article-card.has-no-image:not(.is-featured).is-frontpage-brief .title {
  font-size: 0.98rem;
  line-height: 1.28;
}

html[data-browse-mode="pages"] .article-card.has-image:not(.is-featured) .title {
  font-size: 1.44rem;
  line-height: 1.28;
  max-width: 20ch;
}

html[data-browse-mode="pages"] .article-card.is-editor-pick .title {
  color: var(--text);
  text-shadow: none;
}

html[data-browse-mode="pages"] .article-card.is-editor-pick .summary,
html[data-browse-mode="pages"] .article-card.is-editor-pick .date {
  color: var(--text-muted);
}

html[data-browse-mode="pages"] .article-card.is-editor-pick .editor-pick-label {
  color: #8d6a16;
  background: rgba(186, 146, 55, 0.1);
  border: 1px solid rgba(186, 146, 55, 0.22);
  border-radius: 999px;
  padding: 0.12rem 0.46rem;
  letter-spacing: 0.05em;
}

html[data-browse-mode="pages"] .article-card.is-editor-pick .editor-pick-label::before {
  content: none;
}

html[data-browse-mode="pages"] .article-card.has-image:not(.is-featured) .summary {
  max-width: 60ch;
}

html[data-browse-mode="pages"] .article-card .summary {
  margin-bottom: 0.95rem;
}

html[data-browse-mode="pages"] .article-card .read-cta {
  white-space: nowrap;
}

html[data-browse-mode="pages"] .article-card .article-actions {
  display: flex;
  justify-content: flex-end;
  align-items: center;
  margin: 0;
  padding: 0 1.05rem 1.05rem;
}

html[data-browse-mode="pages"] .article-card .collection-toggle {
  min-height: 2.15rem;
  padding: 0.4rem 0.78rem;
  border-color: color-mix(in srgb, var(--border) 90%, #d7dde3);
  background: transparent;
  color: color-mix(in srgb, var(--text-muted) 92%, #7c8791);
  box-shadow: none;
}

html[data-browse-mode="pages"] .article-card .collection-toggle.is-saved {
  background: #1f9d53;
  border-color: #1f9d53;
  color: #fff;
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.25), 0 8px 20px -16px rgba(31, 157, 83, 0.8);
}

html[data-browse-mode="pages"] .article-card .collection-toggle.is-saved:hover {
  background: #178143;
  border-color: #178143;
  color: #fff;
}

html[data-browse-mode="pages"] .article-card .article-topline {
  gap: 0.7rem;
}

html[data-browse-mode="pages"] .article-card .article-card-content {
  display: grid;
  align-content: start;
}

html[data-browse-mode="pages"] .article-card .topic {
  margin-bottom: 0.08rem;
}

html[data-browse-mode="pages"] .article-card .title {
  margin-bottom: 0.5rem;
}

html[data-browse-mode="pages"] .article-card .article-footer {
  align-items: center;
  gap: 0.8rem 1rem;
}

@media (min-width: 860px) {
  html[data-browse-mode="pages"] .article-card.has-image[data-image-shape="portrait"] .article-card-frame > a,
  html[data-browse-mode="pages"] .article-card.has-image[data-image-shape="standard"] .article-card-frame > a,
  html[data-browse-mode="pages"] .article-card.has-image:not([data-image-shape]) .article-card-frame > a {
    display: grid;
    grid-template-columns: minmax(15rem, 19.5rem) minmax(0, 1fr);
    column-gap: 1.35rem;
    align-items: start;
  }

  html[data-browse-mode="pages"] .article-card.has-image[data-image-shape="portrait"] .article-card-media,
  html[data-browse-mode="pages"] .article-card.has-image[data-image-shape="standard"] .article-card-media,
  html[data-browse-mode="pages"] .article-card.has-image:not([data-image-shape]) .article-card-media {
    grid-column: 1;
    grid-row: 1;
    margin: 0;
    align-self: start;
  }

  html[data-browse-mode="pages"] .article-card.has-image[data-image-shape="portrait"] .article-card-image,
  html[data-browse-mode="pages"] .article-card.has-image[data-image-shape="standard"] .article-card-image,
  html[data-browse-mode="pages"] .article-card.has-image:not([data-image-shape]) .article-card-image {
    height: auto;
    min-height: 0;
    aspect-ratio: 4 / 5;
  }

  html[data-browse-mode="pages"] .article-card.has-image[data-image-shape="portrait"] .article-card-content,
  html[data-browse-mode="pages"] .article-card.has-image[data-image-shape="standard"] .article-card-content,
  html[data-browse-mode="pages"] .article-card.has-image:not([data-image-shape]) .article-card-content {
    grid-column: 2;
    grid-row: 1;
    align-self: start;
  }

  html[data-browse-mode="pages"] .article-card.has-image[data-image-shape="portrait"] .article-actions,
  html[data-browse-mode="pages"] .article-card.has-image[data-image-shape="standard"] .article-actions,
  html[data-browse-mode="pages"] .article-card.has-image:not([data-image-shape]) .article-actions {
    padding-top: 0.6rem;
    padding-left: calc(15rem + 2.4rem);
  }

  html[data-browse-mode="pages"] .article-card.has-image[data-image-shape="landscape"] .article-card-frame,
  html[data-browse-mode="pages"] .article-card.has-image[data-image-shape="panorama"] .article-card-frame {
    background: transparent;
    border-color: color-mix(in srgb, var(--border) 78%, #d7dfe6);
    box-shadow:
      0 28px 60px -48px rgba(20, 46, 61, 0.42),
      0 8px 18px -16px rgba(20, 46, 61, 0.15);
  }

  html[data-browse-mode="pages"] .article-card.has-image[data-image-shape="landscape"] .article-card-frame > a,
  html[data-browse-mode="pages"] .article-card.has-image[data-image-shape="panorama"] .article-card-frame > a {
    padding: 1.05rem;
  }

  html[data-browse-mode="pages"] .article-card.has-image[data-image-shape="landscape"] .article-card-media,
  html[data-browse-mode="pages"] .article-card.has-image[data-image-shape="panorama"] .article-card-media {
    margin-bottom: 0.2rem;
    border-radius: 24px;
  }

  html[data-browse-mode="pages"] .article-card.has-image[data-image-shape="landscape"] .article-card-image {
    aspect-ratio: 16 / 9;
  }

  html[data-browse-mode="pages"] .article-card.has-image[data-image-shape="panorama"] .article-card-image {
    aspect-ratio: 2.2 / 1;
  }

  html[data-browse-mode="pages"] .article-card.has-image[data-image-shape="landscape"] .title,
  html[data-browse-mode="pages"] .article-card.has-image[data-image-shape="landscape"] .summary,
  html[data-browse-mode="pages"] .article-card.has-image[data-image-shape="panorama"] .title,
  html[data-browse-mode="pages"] .article-card.has-image[data-image-shape="panorama"] .summary {
    max-width: 46rem;
  }

  html[data-browse-mode="pages"] .article-card.has-image[data-image-shape="landscape"] .article-actions,
  html[data-browse-mode="pages"] .article-card.has-image[data-image-shape="panorama"] .article-actions {
    padding-right: 1.05rem;
    padding-left: 1.05rem;
  }
}

html[lang="zh-CN"][data-browse-mode="pages"] .article-card.has-image:not(.is-featured) .title {
  font-size: 1.3rem;
  line-height: 1.42;
  letter-spacing: 0.01em;
  max-width: none;
  text-wrap: pretty;
}

html[lang="zh-CN"][data-browse-mode="pages"] .article-card.has-image:not(.is-featured) .summary {
  line-height: 1.7;
  max-width: none;
}

@media (max-width: 859px) {
  html[data-browse-mode="pages"] .article-card {
    padding: 0.95rem 0 1.1rem;
  }

  html[data-browse-mode="pages"] .article-card-frame {
    border-radius: 24px;
  }

  html[data-browse-mode="pages"] .article-card-frame > a {
    gap: 0.72rem;
    padding: 0.82rem;
  }

  html[data-browse-mode="pages"] .article-card.has-image .article-card-media {
    border-radius: 18px;
  }

  html[data-browse-mode="pages"] .article-card.has-image .article-card-image {
    aspect-ratio: 16 / 10;
  }

  html[data-browse-mode="pages"] .article-card .topic {
    font-size: 0.68rem;
    letter-spacing: 0.09em;
  }

  html[data-browse-mode="pages"] .article-card.has-image:not(.is-featured) .title {
    font-size: 1.24rem;
    line-height: 1.36;
    max-width: none;
    margin-bottom: 0.45rem;
  }

  html[lang="zh-CN"][data-browse-mode="pages"] .article-card.has-image:not(.is-featured) .title {
    font-size: 1.16rem;
    line-height: 1.46;
  }

  html[data-browse-mode="pages"] .article-card .summary {
    font-size: 0.95rem;
    line-height: 1.66;
    margin-bottom: 0.72rem;
  }

  html[data-browse-mode="pages"] .article-card .article-footer {
    align-items: flex-start;
    justify-content: flex-start;
    gap: 0.3rem 0.8rem;
  }

  html[data-browse-mode="pages"] .article-card .date,
  html[data-browse-mode="pages"] .article-card .read-cta {
    font-size: 0.8rem;
  }

  html[data-browse-mode="pages"] .article-card .article-actions {
    padding: 0 0.82rem 0.82rem;
  }

  html[data-browse-mode="pages"] .article-card .collection-toggle {
    font-size: 0.74rem;
    letter-spacing: 0.02em;
    text-transform: none;
    padding: 0.4rem 0.75rem;
  }
}

html[data-browse-mode="feed"] .article-card.has-no-image:not(.is-featured) {
  padding-top: 1.2rem;
  padding-bottom: 1.3rem;
}

html[data-browse-mode="feed"] .article-card.has-no-image:not(.is-featured) .title {
  font-size: 1.34rem;
  line-height: 1.28;
  max-width: 18ch;
}

html[data-browse-mode="feed"] .article-card.has-no-image:not(.is-featured) .summary {
  font-size: 0.95rem;
  line-height: 1.48;
  max-width: 40ch;
}

/* Article single page */
.article-header {
  max-width: var(--article-copy-width);
  margin: 0 auto;
  padding: 2rem 1.5rem 1.5rem;
}

.article-header .topic {
  font-family: var(--font-sans);
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--accent);
  margin-bottom: 0.5rem;
}

.article-header .title {
  font-size: var(--article-title-font-size);
  font-weight: 600;
  line-height: var(--article-title-line-height);
  margin: 0 0 0.75rem;
  text-wrap: balance;
}

.article-evidence-strip {
  margin: 0 0 0.7rem;
}

.article-header .byline {
  font-family: var(--font-sans);
  font-size: 0.9375rem;
  color: var(--text-muted);
  margin: 0;
}

.article-meta-row {
  margin: 0.55rem 0 0;
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 0.6rem 0.72rem;
}

.article-status-row {
  margin: 0;
  display: inline-flex;
  align-items: center;
}

.article-header .article-status {
  font-size: 0.68rem;
  letter-spacing: 0.08em;
  position: relative;
  top: -1px;
}

.article-latest-waiver {
  margin: 0.42rem 0 0.82rem;
  font-family: var(--font-sans);
  font-size: 0.82rem;
  line-height: 1.4;
  color: color-mix(in srgb, var(--text-muted) 96%, #6a7480);
}

.article-cover {
  display: block;
  width: min(var(--article-prose-width), calc(100% - 3rem));
  max-height: 30rem;
  object-fit: cover;
  margin-left: auto;
  margin-right: auto;
  margin-bottom: 2rem;
  border-radius: 0;
}

.article-cover-caption {
  max-width: min(var(--article-copy-width), calc(100% - 3rem));
  margin: -1rem auto 2rem;
  padding: 0 1.5rem;
  font-family: var(--font-sans);
  font-size: 0.875rem;
  line-height: 1.45;
  color: var(--text-muted);
  text-align: center;
}

.main[data-primary-topic="art"] > .article-cover {
  width: auto;
  max-width: calc(100% - 3rem);
  max-height: 75vh;
  height: auto;
  object-fit: contain;
  margin-left: auto;
  margin-right: auto;
}

.article-body {
  max-width: var(--article-copy-width);
  margin: 0 auto;
  padding: 0 1.5rem 3rem;
  font-size: var(--article-body-font-size);
  line-height: var(--article-body-line-height);
}

.article-media-strip {
  max-width: var(--article-media-width);
  margin: 0 auto 1.6rem;
  padding: 1rem 1rem 1.05rem;
  border: 1px solid color-mix(in srgb, var(--border) 78%, #d6dee5);
  border-radius: 24px;
  background:
    radial-gradient(circle at top right, rgba(255, 255, 255, 0.86), rgba(255, 255, 255, 0) 36%),
    linear-gradient(145deg, color-mix(in srgb, var(--surface) 94%, #f5f9fb), color-mix(in srgb, var(--surface-muted) 82%, white));
  box-shadow:
    0 28px 54px -44px rgba(16, 39, 53, 0.34),
    0 10px 20px -18px rgba(16, 39, 53, 0.16);
}

.article-media-strip-head {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-bottom: 0.9rem;
}

.article-media-strip-kicker,
.article-video-jump-meta,
.article-video-jump-index {
  font-family: var(--font-sans);
}

.article-media-strip-kicker {
  margin: 0;
  color: var(--accent);
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.article-media-strip-summary {
  margin: 0;
  color: var(--text-muted);
  font-size: 0.95rem;
  line-height: 1.45;
}

.article-video-track {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 0.85rem;
}

.article-video-track-item {
  margin: 0;
}

.article-video-jump {
  display: grid;
  grid-template-columns: auto 96px minmax(0, 1fr);
  gap: 0.75rem;
  align-items: center;
  min-height: 100%;
  padding: 0.7rem;
  border-radius: 18px;
  color: var(--text);
  text-decoration: none;
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.76), rgba(248, 250, 252, 0.92));
  border: 1px solid color-mix(in srgb, var(--border) 74%, white);
  transition: transform 180ms ease, border-color 180ms ease, box-shadow 180ms ease;
}

.article-video-jump:hover,
.article-video-jump:focus-visible {
  transform: translateY(-2px);
  border-color: color-mix(in srgb, var(--accent) 34%, var(--border));
  box-shadow: 0 18px 32px -28px rgba(16, 39, 53, 0.3);
  text-decoration: none;
}

.article-video-jump:focus-visible {
  outline: 2px solid color-mix(in srgb, var(--accent) 70%, white);
  outline-offset: 2px;
}

.article-video-jump-index {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 2rem;
  height: 2rem;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.9);
  color: color-mix(in srgb, var(--accent) 72%, #173140);
  font-size: 0.74rem;
  font-weight: 700;
  letter-spacing: 0.08em;
}

.article-video-jump-thumb {
  display: block;
  width: 96px;
  aspect-ratio: 16 / 9;
  object-fit: cover;
  object-position: center;
  border-radius: 14px;
  border: 1px solid color-mix(in srgb, var(--border) 62%, white);
  background:
    radial-gradient(circle at top left, rgba(247, 241, 232, 0.2), rgba(247, 241, 232, 0) 34%),
    linear-gradient(160deg, #122532 0%, #27495a 52%, #0b141b 100%);
  box-shadow: 0 18px 28px -24px rgba(16, 39, 53, 0.42);
  transition: transform 180ms ease, box-shadow 180ms ease, filter 180ms ease;
  filter: saturate(0.95) contrast(1.03);
}

.article-video-jump:hover .article-video-jump-thumb,
.article-video-jump:focus-visible .article-video-jump-thumb {
  transform: scale(1.03);
  box-shadow: 0 20px 32px -24px rgba(16, 39, 53, 0.52);
  filter: saturate(1) contrast(1.05);
}

.article-video-jump-copy {
  display: grid;
  gap: 0.18rem;
  min-width: 0;
}

.article-video-jump-title {
  display: block;
  font-family: var(--font-sans);
  font-size: 0.94rem;
  font-weight: 600;
  line-height: 1.35;
  color: var(--text);
  text-wrap: pretty;
}

.article-video-jump-meta {
  display: block;
  color: var(--text-muted);
  font-size: 0.66rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.article-body p {
  margin: 0 0 1.32em;
}

.article-video-block {
  margin: 1.7rem 0 1.95rem;
  scroll-margin-top: 5.75rem;
}

.article-body .video-embed {
  position: relative;
  margin: 0 auto 1.4rem;
  width: 100%;
  overflow: hidden;
  border-radius: 24px;
  background:
    radial-gradient(circle at top right, rgba(255, 255, 255, 0.1), rgba(255, 255, 255, 0) 30%),
    linear-gradient(140deg, #0a131a 0%, #122330 100%);
  aspect-ratio: 16 / 9;
  box-shadow:
    0 34px 62px -42px rgba(9, 21, 30, 0.52),
    0 14px 24px -20px rgba(9, 21, 30, 0.28);
}

.article-body .video-embed iframe {
  display: block;
  width: 100%;
  height: 100%;
  border: 0;
}

.article-body h2 {
  font-size: var(--article-heading-font-size);
  font-weight: 600;
  margin: 2.15rem 0 0.75rem;
}

.article-sources-heading {
  margin-top: 1.3rem;
  margin-bottom: 0.4rem;
  font-size: 1.16rem;
}

.article-body ul,
.article-body ol {
  margin: 0 0 1.25em;
  padding-left: 1.5em;
}

.article-body .article-sources-list {
  --source-card-gap: 1rem;
  margin-top: 0.6rem;
  margin-bottom: 0.9rem;
  padding: 0;
  list-style: none;
  columns: 2 17rem;
  column-gap: var(--source-card-gap);
}

.article-body .article-sources-list li {
  margin: 0 0 var(--source-card-gap);
  break-inside: avoid;
  animation: card-waterfall 0.42s cubic-bezier(.22,.86,.24,1) both;
}

.article-body a {
  color: var(--accent);
  text-decoration: none;
}

.article-body a:hover {
  text-decoration: underline;
}

.article-source-link {
  color: var(--text);
  text-decoration: underline;
  text-decoration-thickness: 1px;
  text-underline-offset: 0.13em;
  word-break: break-word;
}

.article-source-link:hover {
  color: var(--accent);
}

.article-source-card {
  --source-surface: hsl(var(--source-hue, 194) 78% 97%);
  --source-surface-strong: hsl(calc((var(--source-hue, 194) + 28)) 70% 88%);
  --source-ink: hsl(calc((var(--source-hue, 194) + 18)) 40% 22%);
  display: block;
  color: inherit;
  border: 1px solid color-mix(in srgb, var(--border) 78%, #d6dee5);
  border-radius: 24px;
  background: linear-gradient(180deg, #ffffff 0%, #fcfdfd 100%);
  overflow: hidden;
  box-shadow:
    0 22px 42px -34px rgba(16, 39, 53, 0.38),
    0 6px 16px -14px rgba(16, 39, 53, 0.16);
  transition: transform 180ms ease, border-color 180ms ease, box-shadow 180ms ease;
}

.article-source-card:hover,
.article-source-card.is-linked-active {
  text-decoration: none;
  transform: translateY(-3px);
  border-color: color-mix(in srgb, var(--accent) 32%, var(--border));
  box-shadow:
    0 30px 56px -36px rgba(11, 53, 70, 0.3),
    0 14px 22px -18px rgba(11, 53, 70, 0.16);
}

.article-source-thumb {
  position: relative;
  display: block;
  min-height: 5.2rem;
  padding: 0.9rem 1rem 0.8rem;
  background:
    radial-gradient(circle at top right, rgba(255, 255, 255, 0.85) 0, rgba(255, 255, 255, 0) 42%),
    linear-gradient(145deg, var(--source-surface) 0%, var(--source-surface-strong) 100%);
  border-bottom: 1px solid color-mix(in srgb, var(--border) 58%, rgba(255, 255, 255, 0.92));
}

.article-source-thumb::after {
  content: "";
  position: absolute;
  inset: auto -8% -38% 24%;
  height: 5.8rem;
  border-radius: 999px;
  background: color-mix(in srgb, white 55%, transparent);
  filter: blur(8px);
  opacity: 0.55;
}

.article-source-thumb-host,
.article-source-index,
.article-source-favicon {
  position: relative;
  z-index: 1;
}

.article-source-index {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 1.6rem;
  padding: 0.14rem 0.48rem;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.78);
  box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.45);
  font-family: var(--font-sans);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  color: color-mix(in srgb, var(--source-ink) 80%, white);
}

.article-source-thumb-host {
  display: block;
  margin-top: 0.35rem;
  max-width: 18ch;
  font-family: var(--font-sans);
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: color-mix(in srgb, var(--source-ink) 72%, white);
  text-wrap: balance;
}

.article-source-favicon {
  position: absolute;
  top: 0.8rem;
  right: 0.9rem;
  width: 2rem;
  height: 2rem;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.88);
  box-shadow: 0 12px 22px -18px rgba(11, 53, 70, 0.4);
  padding: 0.26rem;
}

.article-source-card-body {
  display: block;
  padding: 0.78rem 0.95rem 0.82rem;
}

.article-source-card-title {
  display: block;
  font-size: 0.92rem;
  line-height: 1.42;
  color: var(--text);
  text-wrap: pretty;
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.article-source-card-meta {
  display: block;
  margin-top: 0.38rem;
  font-family: var(--font-sans);
  font-size: 0.7rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--text-muted);
}

.article-citation-sentence {
  color: inherit;
  text-decoration: underline;
  text-decoration-color: color-mix(in srgb, var(--text-muted) 58%, transparent);
  text-decoration-thickness: 1px;
  text-underline-offset: 0.14em;
  border-radius: 0.5rem;
  box-decoration-break: clone;
  -webkit-box-decoration-break: clone;
  padding: 0.02em 0.12em;
  cursor: pointer;
  transition:
    background-color 180ms ease,
    color 180ms ease,
    font-size 180ms ease,
    box-shadow 180ms ease;
}

.article-citation-sentence:hover,
.article-citation-sentence:focus-visible,
.article-citation-sentence.is-active {
  background: color-mix(in srgb, #d8dde2 70%, transparent);
  color: #24303a;
  font-size: 1.04em;
  box-shadow: 0 10px 18px -16px rgba(36, 48, 58, 0.45);
}

.article-citation-sentence:focus-visible {
  outline: none;
}

.article-body,
.article-header {
  overflow-wrap: anywhere;
  word-break: break-word;
}

.article-body pre,
.article-body table {
  max-width: 100%;
}

.article-body pre {
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
}

.article-body table {
  display: block;
  width: 100%;
  margin: 1.5rem 0 1.75rem;
  border: 1px solid color-mix(in srgb, var(--border) 84%, var(--text-muted));
  border-collapse: collapse;
  border-spacing: 0;
  background: var(--surface);
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
}

.article-body th,
.article-body td {
  padding: 0.55rem 0.7rem;
  border: 1px solid color-mix(in srgb, var(--border) 86%, var(--text-muted));
  vertical-align: top;
}

.article-body th {
  background: color-mix(in srgb, var(--surface-muted) 72%, var(--surface));
  font-weight: 600;
  text-align: left;
}

.article-body tr:nth-child(even) td {
  background: color-mix(in srgb, var(--surface-muted) 34%, var(--surface));
}


.article-body img {
  display: block;
  max-width: 100%;
  height: auto;
  margin: 1.5rem auto;
}

.article-body figure {
  max-width: 100%;
}

.article-quiz-source {
  display: none;
}

.article-panel {
  max-width: var(--article-media-width);
  border-top: 1px solid var(--border);
  margin: 0 auto;
  padding: 1.1rem 0 0;
}

.article-nav-panel {
  padding-top: 1.15rem;
  padding-bottom: 1.15rem;
  border-bottom: 1px solid color-mix(in srgb, var(--border) 82%, #d7dee4);
}

.article-nav-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  align-items: stretch;
  gap: 1rem;
}

.article-nav-link {
  position: relative;
  border: 1px solid color-mix(in srgb, var(--border) 78%, #d8e0e6);
  border-radius: 22px;
  box-sizing: border-box;
  min-height: 128px;
  padding: 1rem 1rem 1.05rem;
  text-decoration: none;
  color: var(--text);
  display: flex;
  flex-direction: column;
  justify-content: flex-start;
  gap: 0.45rem;
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.98) 0%, rgba(250, 252, 253, 0.98) 100%);
  box-shadow:
    0 22px 42px -34px rgba(18, 42, 56, 0.28),
    0 8px 18px -16px rgba(18, 42, 56, 0.14);
  overflow: hidden;
  transition: transform 180ms ease, border-color 180ms ease, box-shadow 180ms ease;
}

.article-nav-link::before {
  content: "";
  position: absolute;
  inset: 0 0 auto;
  height: 3px;
  background: linear-gradient(90deg, color-mix(in srgb, var(--accent) 74%, white) 0%, rgba(13, 126, 160, 0.08) 100%);
  opacity: 0.82;
}

.article-nav-link:hover {
  border-color: color-mix(in srgb, var(--accent) 38%, var(--border));
  transform: translateY(-3px);
  box-shadow:
    0 30px 58px -38px rgba(12, 52, 69, 0.26),
    0 16px 26px -22px rgba(12, 52, 69, 0.15);
}

.article-nav-link.is-disabled {
  opacity: 0.5;
  background: linear-gradient(180deg, #fbfbfb 0%, #f7f8f9 100%);
  box-shadow: none;
}

.article-nav-kicker {
  font-family: var(--font-sans);
  font-size: 0.76rem;
  text-transform: uppercase;
  letter-spacing: 0.14em;
  color: var(--text-muted);
}

.article-nav-title {
  font-size: 1.08rem;
  line-height: 1.46;
  text-wrap: pretty;
}

.recommendation-panel {
  border-top: 0;
  padding-top: 1.3rem;
  margin-bottom: 2.1rem;
}

.recommendation-head {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 1rem;
  margin-bottom: 1rem;
}

.recommendation-head h3 {
  margin: 0;
}

.recommendation-list {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1rem;
}

.recommendation-item {
  min-width: 0;
}

.recommendation-item:first-child {
  grid-column: 1 / -1;
}

.recommendation-link {
  text-decoration: none;
  color: inherit;
  display: grid;
  gap: 0.88rem;
  border: 1px solid color-mix(in srgb, var(--border) 78%, #d6dee5);
  border-radius: 24px;
  padding: 1rem;
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.99) 0%, rgba(251, 252, 252, 0.98) 100%);
  box-shadow:
    0 24px 48px -36px rgba(17, 41, 55, 0.28),
    0 8px 18px -16px rgba(17, 41, 55, 0.12);
  overflow: hidden;
  transition: transform 180ms ease, border-color 180ms ease, box-shadow 180ms ease;
}

.recommendation-link:hover {
  transform: translateY(-4px);
  border-color: color-mix(in srgb, var(--accent) 34%, var(--border));
  box-shadow:
    0 32px 58px -38px rgba(10, 51, 68, 0.3),
    0 14px 24px -18px rgba(10, 51, 68, 0.16);
}

.recommendation-item:first-child .recommendation-link {
  grid-template-columns: minmax(0, 1.1fr) minmax(0, 1fr);
  align-items: stretch;
}

.recommendation-media {
  margin: 0;
  overflow: hidden;
  border-radius: 18px;
  background: color-mix(in srgb, var(--border) 52%, #d8dee4);
  box-shadow: 0 18px 34px -26px rgba(15, 38, 52, 0.24);
}

.recommendation-item:first-child .recommendation-media {
  min-height: 14rem;
}

.recommendation-item:not(:first-child) .recommendation-media {
  aspect-ratio: 4 / 3;
}

.recommendation-image {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 320ms ease;
}

.recommendation-link:hover .recommendation-image {
  transform: scale(1.04);
}

.recommendation-copy {
  min-width: 0;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  gap: 0.65rem;
}

.recommendation-item .recommendation-title {
  margin: 0;
  font-size: 1.16rem;
  line-height: 1.34;
  text-wrap: pretty;
}

.recommendation-item .recommendation-meta {
  margin: 0;
  font-family: var(--font-sans);
  color: var(--text-muted);
  font-size: 0.8rem;
  letter-spacing: 0.02em;
}

.recommendation-item:not(:first-child) .recommendation-title {
  font-size: 1.02rem;
  line-height: 1.38;
}

.reading-quiz-panel {
  padding-top: 1.2rem;
  margin-bottom: 0.75rem;
  border-top: 1px solid color-mix(in srgb, var(--border) 86%, #d7dee4);
}

.reading-quiz-title {
  margin: 0;
  font-size: 1.18rem;
  line-height: 1.2;
}

.reading-quiz-subtitle {
  margin: 0.45rem 0 1rem;
  color: var(--text-muted);
  font-family: var(--font-sans);
  font-size: 0.92rem;
  line-height: 1.5;
}

.reading-quiz-card + .reading-quiz-card {
  margin-top: 1.1rem;
}

.reading-quiz-card {
  position: relative;
  border: 1px solid color-mix(in srgb, var(--border) 84%, #cfd7de);
  border-radius: 18px;
  padding: 1rem 1rem 1.05rem;
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.98) 0%, rgba(251, 252, 252, 0.98) 100%);
  box-shadow: 0 16px 34px -30px rgba(20, 34, 42, 0.32);
  overflow: hidden;
}

.reading-quiz-card::before {
  content: "";
  position: absolute;
  inset: 0 0 auto;
  height: 3px;
  background: linear-gradient(90deg, color-mix(in srgb, var(--accent) 82%, white) 0%, rgba(13, 126, 160, 0.18) 100%);
}

.reading-quiz-card-meta {
  margin: 0 0 0.45rem;
  font-family: var(--font-sans);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: color-mix(in srgb, var(--accent) 84%, #4f6f7a);
}

.reading-quiz-question {
  margin: 0;
  font-size: 1.02rem;
  line-height: 1.55;
}

.reading-quiz-options {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0.7rem;
  margin-top: 0.85rem;
}

.reading-quiz-option {
  position: relative;
  width: 100%;
  min-height: 0;
  text-align: left;
  display: block;
  border: 1px solid color-mix(in srgb, var(--border) 84%, #d4dce2);
  background: linear-gradient(180deg, #ffffff 0%, #fbfcfc 100%);
  color: var(--text);
  border-radius: 18px;
  padding: 0.88rem 1rem 0.88rem 3rem;
  font-family: var(--font-sans);
  font-size: 0.92rem;
  line-height: 1.48;
  cursor: pointer;
  transition: transform 160ms ease, border-color 160ms ease, background-color 160ms ease, box-shadow 160ms ease;
  -webkit-tap-highlight-color: rgba(13, 126, 160, 0.14);
}

.reading-quiz-option::before {
  content: "";
  position: absolute;
  left: 1rem;
  top: 1.02rem;
  width: 1.05rem;
  height: 1.05rem;
  border: 1px solid color-mix(in srgb, var(--border) 68%, var(--accent));
  border-radius: 999px;
  background: linear-gradient(180deg, #ffffff 0%, #f1f5f7 100%);
  box-shadow: inset 0 1px 1px rgba(255, 255, 255, 0.65);
}

.reading-quiz-option-text {
  display: block;
  text-wrap: pretty;
}

.reading-quiz-option:hover {
  border-color: color-mix(in srgb, var(--accent) 42%, #ffffff);
  transform: translateY(-1px);
  box-shadow: 0 12px 20px -18px rgba(13, 126, 160, 0.48);
}

.reading-quiz-option:disabled {
  cursor: default;
  opacity: 1;
}

.reading-quiz-option.is-selected.is-correct {
  background: linear-gradient(180deg, #eefaf2 0%, #e6f7ed 100%);
  border-color: #30b566;
  color: #0c7b3a;
}

.reading-quiz-option.is-selected.is-incorrect {
  background: linear-gradient(180deg, #fff1ef 0%, #ffe8e6 100%);
  border-color: #df4d4d;
  color: #ab2222;
}

.reading-quiz-option.is-correct-answer {
  border-color: #30b566;
}

.reading-quiz-option.is-selected.is-correct::before,
.reading-quiz-option.is-correct-answer::before {
  border-color: #30b566;
  background: radial-gradient(circle at 50% 50%, #30b566 0 38%, #ffffff 42% 100%);
}

.reading-quiz-option.is-selected.is-incorrect::before {
  border-color: #df4d4d;
  background:
    linear-gradient(45deg, transparent 43%, #df4d4d 43% 57%, transparent 57%),
    linear-gradient(-45deg, transparent 43%, #df4d4d 43% 57%, transparent 57%),
    #fff;
}

@media (max-width: 700px) {
  .article-body .article-sources-list {
    columns: 1;
    column-gap: 0;
  }

  .article-source-card {
    border-radius: 20px;
  }

  .article-source-thumb {
    min-height: 4.8rem;
    padding: 0.82rem 0.9rem 0.74rem;
  }

  .article-source-thumb-host {
    margin-top: 0.28rem;
    font-size: 0.64rem;
  }

  .article-source-index {
    min-height: 1.5rem;
    font-size: 0.68rem;
  }

  .article-source-card-body {
    padding: 0.76rem 0.84rem 0.8rem;
  }

  .article-source-card-title {
    font-size: 0.88rem;
  }

  .article-source-card-meta {
    font-size: 0.66rem;
  }

  .article-citation-sentence:hover,
  .article-citation-sentence:focus-visible,
  .article-citation-sentence.is-active {
    font-size: 1.03em;
  }

  .reading-quiz-panel {
    margin-left: 0.9rem;
    margin-right: 0.9rem;
    padding-top: 1rem;
  }

  .reading-quiz-title {
    font-size: 1.08rem;
  }

  .reading-quiz-subtitle {
    margin-bottom: 0.9rem;
    font-size: 0.86rem;
  }

  .reading-quiz-card {
    border-radius: 16px;
    padding: 0.9rem 0.85rem 0.95rem;
  }

  .reading-quiz-card-meta {
    font-size: 0.68rem;
  }

  .reading-quiz-question {
    font-size: 0.97rem;
    line-height: 1.5;
  }

  .reading-quiz-options {
    gap: 0.6rem;
    margin-top: 0.75rem;
  }

  .reading-quiz-option {
    border-radius: 16px;
    padding: 0.78rem 0.9rem 0.82rem 2.7rem;
    font-size: 0.87rem;
    line-height: 1.45;
  }

  .reading-quiz-option::before {
    left: 0.88rem;
    top: 0.94rem;
    width: 0.96rem;
    height: 0.96rem;
  }
}

@media (hover: none) {
  .reading-quiz-option:hover {
    transform: none;
    box-shadow: none;
  }
}

.article-figure {
  margin: 0 0 1.75rem;
}

.article-figure figcaption {
  font-family: var(--font-sans);
  font-size: 0.875rem;
  color: var(--text-muted);
  text-align: center;
  margin-top: -0.5rem;
}

.article-figure--timeline img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
}

.article-figure--timeline {
  max-width: 42rem;
  margin: 0 auto 2rem;
  overflow: hidden;
}

.article-figure--timeline figcaption {
  margin-top: 0.5rem;
}

.swipe-nav-ghost {
  position: fixed;
  pointer-events: none;
  z-index: 60;
  opacity: 0;
  overflow: hidden;
}

.swipe-nav-ghost-card {
  width: 100%;
  height: 100%;
  border: 1px solid color-mix(in srgb, var(--border) 78%, #767676 22%);
  border-radius: 16px;
  background: linear-gradient(180deg, #ffffff 0%, #f4f4f4 100%);
  box-shadow: 0 28px 56px -48px rgba(0, 0, 0, 0.6);
  padding: 1.2rem 1.15rem;
  transform: translate3d(0, 0, 0);
}

.swipe-nav-ghost-kicker {
  margin: 0;
  font-family: var(--font-sans);
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--text-muted);
}

.swipe-nav-ghost-title {
  margin: 0.55rem 0 0;
  font-size: clamp(1.25rem, 2.9vw, 1.8rem);
  line-height: 1.28;
  color: var(--text);
  text-wrap: balance;
}

/* Back link */
.back-link {
  font-family: var(--font-sans);
  font-size: 0.9375rem;
  margin-bottom: 1.5rem;
}

.back-link a {
  color: var(--text-muted);
  text-decoration: none;
}

.back-link a:hover {
  color: var(--accent);
}

.article-actions {
  margin-top: 0.55rem;
  padding: 0 0.75rem;
}

.article-toolbar {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 0.65rem;
  margin-top: 1.55rem;
}

.article-header .collection-toggle {
  display: inline-flex;
  align-items: center;
  font-size: 0.86rem;
  padding: 0.52rem 1rem;
  min-height: 2.2rem;
}

.article-share {
  position: relative;
  display: inline-flex;
  font-family: var(--font-sans);
}

.article-share-trigger {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  min-height: 2.2rem;
  border: 1px solid var(--border);
  border-radius: 999px;
  background: #fff;
  color: var(--text-muted);
  font-family: var(--font-sans);
  font-size: 0.86rem;
  font-weight: 600;
  letter-spacing: 0.03em;
  text-transform: uppercase;
  padding: 0.52rem 1rem;
  cursor: pointer;
  transition: color 0.2s ease, border-color 0.2s ease, background 0.2s ease, box-shadow 0.2s ease;
}

.article-share-trigger:hover,
.article-share-trigger:focus-visible,
.article-share[data-open="true"] .article-share-trigger {
  color: var(--accent);
  border-color: color-mix(in srgb, var(--accent) 40%, white);
}

.article-share-trigger:focus-visible,
.article-share-item:focus-visible {
  outline: 2px solid color-mix(in srgb, var(--accent) 68%, white);
  outline-offset: 3px;
}

.article-share-icon {
  width: 1rem;
  height: 1rem;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.8;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.article-font-size-control {
  display: inline-flex;
  align-items: center;
  gap: 0.22rem;
  min-height: 2.2rem;
  padding: 0.22rem;
  border: 1px solid var(--border);
  border-radius: 999px;
  background: #fff;
  color: var(--text-muted);
  font-family: var(--font-sans);
}

.article-font-size-label {
  padding: 0 0.45rem 0 0.55rem;
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.03em;
  text-transform: uppercase;
}

.article-font-size-option {
  appearance: none;
  -webkit-appearance: none;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 2rem;
  min-height: 1.7rem;
  padding: 0 0.55rem;
  border: 0;
  border-radius: 999px;
  background: transparent;
  color: var(--text-muted);
  font: inherit;
  font-size: 0.8rem;
  font-weight: 700;
  cursor: pointer;
  transition: background-color 140ms ease, color 140ms ease, transform 100ms ease;
}

.article-font-size-option:hover {
  color: var(--accent);
}

.article-font-size-option:active {
  transform: translateY(0.5px);
}

.article-font-size-option.is-active,
.article-font-size-option[aria-pressed="true"] {
  background: color-mix(in srgb, var(--accent) 12%, transparent);
  color: color-mix(in srgb, var(--accent) 78%, var(--text));
}

.article-font-size-option:focus-visible {
  outline: 2px solid color-mix(in srgb, var(--accent) 68%, white);
  outline-offset: 2px;
}

.article-share-menu {
  position: absolute;
  left: 0;
  top: calc(100% + 0.55rem);
  z-index: 20;
  width: min(18.5rem, calc(100vw - 2rem));
  padding: 1rem 0.85rem 0.75rem;
  border: 1px solid color-mix(in srgb, var(--border) 84%, #d8e0e6);
  border-radius: 16px;
  background: #fff;
  box-shadow:
    0 24px 48px -32px rgba(15, 35, 48, 0.42),
    0 8px 20px -16px rgba(15, 35, 48, 0.22);
}

.article-share-heading {
  margin: 0 0 0.55rem;
  padding: 0 0.25rem;
  font-size: 0.74rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  line-height: 1.3;
  text-transform: uppercase;
  color: var(--text);
}

.article-share-item {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  width: 100%;
  min-height: 2.55rem;
  border: 0;
  border-radius: 8px;
  background: transparent;
  color: var(--text);
  font-family: var(--font-sans);
  font-size: 0.96rem;
  font-weight: 600;
  line-height: 1.2;
  text-align: left;
  text-decoration: none;
  padding: 0.45rem 0.35rem;
  cursor: pointer;
}

.article-share-item:hover {
  color: var(--accent);
  background: color-mix(in srgb, var(--accent) 8%, transparent);
  text-decoration: none;
}

.article-share-mark {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 1.65rem;
  height: 1.65rem;
  flex: 0 0 1.65rem;
  border: 1px solid currentColor;
  border-radius: 999px;
  font-size: 0.72rem;
  font-weight: 800;
  letter-spacing: 0;
}

.article-share-status {
  min-height: 1.1rem;
  margin: 0.35rem 0.25rem 0;
  font-size: 0.78rem;
  line-height: 1.35;
  color: var(--text-muted);
}

.collection-toggle {
  border: 1px solid var(--border);
  border-radius: 999px;
  background: #fff;
  color: var(--text-muted);
  font-family: var(--font-sans);
  font-size: 0.8rem;
  letter-spacing: 0.03em;
  text-transform: uppercase;
  padding: 0.45rem 0.85rem;
  cursor: pointer;
  transition: color 0.2s ease, border-color 0.2s ease, background 0.2s ease, box-shadow 0.2s ease, transform 0.2s ease;
}

.collection-toggle:hover {
  color: var(--accent);
  border-color: color-mix(in srgb, var(--accent) 40%, white);
}

.collection-toggle.is-saved {
  background: #1f9d53;
  border-color: #1f9d53;
  color: #fff;
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.25), 0 8px 20px -16px rgba(31, 157, 83, 0.8);
  transform: translateY(1px);
}

.collection-toggle.is-saved:hover {
  background: #178143;
  border-color: #178143;
  color: #fff;
}

.collection-toggle.is-loading {
  opacity: 0.65;
  cursor: wait;
}

.collection-toggle.is-error {
  border-color: #d14;
  color: #d14;
}

.account-main {
  padding-top: 1.25rem;
}

.account-hero {
  display: flex;
  justify-content: space-between;
  align-items: stretch;
  gap: 1rem;
  margin-bottom: 1rem;
}

.account-kicker {
  font-family: var(--font-sans);
  font-size: 0.78rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--text-muted);
  margin: 0 0 0.35rem;
}

.account-title {
  font-size: clamp(1.6rem, 4vw, 2rem);
  margin: 0;
  max-width: 11ch;
  text-wrap: balance;
}

.account-subtitle {
  margin: 0.45rem 0 0;
  color: var(--text-muted);
  font-family: var(--font-sans);
  font-size: 0.92rem;
  line-height: 1.42;
}

.account-hero-shell,
.account-trust-card {
  flex: 1 1 0;
  min-width: 0;
  border: 1px solid color-mix(in srgb, var(--border) 82%, #fff 18%);
  border-radius: 16px;
  padding: 1.05rem 1.15rem;
  display: flex;
  flex-direction: column;
  justify-content: flex-start;
}

.account-hero-shell {
  background: linear-gradient(180deg, #f7fbfd 0%, #f8fbfc 100%);
}

.account-trust-card {
  max-width: 18rem;
  background: #fff;
}

.account-hero-subtitle {
  margin: 0.9rem 0 0;
  color: color-mix(in srgb, var(--text) 82%, #5f6b73 18%);
  line-height: 1.5;
}

.account-trust-kicker {
  margin: 0;
  font-family: var(--font-sans);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--text-muted);
}

.account-trust-copy {
  margin: 0.7rem 0 0;
  font-size: 0.98rem;
  line-height: 1.55;
}

.account-trust-list {
  margin: 0.85rem 0 0;
  padding-left: 1.15rem;
}

.account-trust-list li + li {
  margin-top: 0.45rem;
}

.account-hero-actions {
  margin-top: 1rem;
}

.account-actions button {
  min-height: 2.15rem;
}

.account-grid {
  display: block;
}

.account-grid > .account-panel + .account-panel {
  margin-top: 0.75rem;
}

.account-tabs {
  display: flex;
  flex-wrap: wrap;
  gap: 0.42rem;
  margin-bottom: 0.75rem;
}

.account-tab {
  appearance: none;
  -webkit-appearance: none;
  border: 1px solid color-mix(in srgb, var(--border) 84%, #fff 16%);
  background: #fff;
  color: var(--text-muted);
  border-radius: 999px;
  min-height: 2rem;
  padding: 0.32rem 0.8rem;
  font-family: var(--font-sans);
  font-size: 0.78rem;
  font-weight: 600;
  line-height: 1;
  cursor: pointer;
  white-space: nowrap;
  transition: border-color 160ms ease, background-color 160ms ease, color 160ms ease, box-shadow 160ms ease, transform 120ms ease;
}

.account-tab:hover {
  border-color: color-mix(in srgb, var(--accent) 45%, #fff 55%);
  color: var(--accent);
}

.account-tab:active {
  transform: translateY(1px);
}

.account-tab.is-active,
.account-tab[aria-selected="true"] {
  border-color: color-mix(in srgb, var(--accent) 62%, #b8dbe4 38%);
  background: color-mix(in srgb, var(--accent) 10%, #fff 90%);
  color: color-mix(in srgb, var(--accent) 88%, #114457 12%);
  box-shadow: inset 0 0 0 1px color-mix(in srgb, var(--accent) 24%, #fff 76%);
}

.account-tab:focus-visible {
  outline: 2px solid color-mix(in srgb, var(--accent) 72%, #fff 28%);
  outline-offset: 2px;
}

.account-tab-panels {
  display: block;
}

.account-tab-panel {
  display: none;
}

.account-tab-panel.is-active {
  display: block;
}

.account-guest {
  margin-top: 0.4rem;
  border-color: color-mix(in srgb, var(--border) 82%, #fff);
  background: #fcfcfc;
  padding: 1.15rem 1.2rem;
}

.account-guest p {
  margin: 0.35rem 0 0;
  font-family: var(--font-sans);
  color: var(--text-muted);
}

.account-benefits {
  margin: 0.95rem 0 0;
  padding-left: 1.05rem;
  font-family: var(--font-sans);
}

.account-benefits li {
  margin-bottom: 0.45rem;
}

.account-guest-note {
  font-size: 0.92rem;
}

html[lang="zh-CN"] .account-kicker,
html[lang="zh-CN"] .account-trust-kicker {
  letter-spacing: 0.04em;
}

html[lang="zh-CN"] .account-title {
  font-size: clamp(1.42rem, 3.25vw, 1.92rem);
  line-height: 1.22;
  max-width: 8.8em;
}

html[lang="zh-CN"] .account-subtitle,
html[lang="zh-CN"] .account-hero-subtitle,
html[lang="zh-CN"] .account-trust-copy,
html[lang="zh-CN"] .account-guest p,
html[lang="zh-CN"] .account-benefits li {
  font-size: 0.98rem;
  line-height: 1.68;
}

html[lang="zh-CN"] .account-actions button {
  font-size: 0.92rem;
}

.account-panel {
  border: 1px solid var(--border);
  border-radius: 14px;
  background: var(--surface);
  padding: 1rem;
}

.account-panel--collapsible {
  padding: 0;
  overflow: hidden;
}

.account-panel-summary {
  list-style: none;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.9rem;
  cursor: pointer;
  padding: 1rem;
}

.account-panel-summary::-webkit-details-marker {
  display: none;
}

.account-panel-summary-copy {
  min-width: 0;
  flex: 1 1 auto;
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  align-items: center;
  gap: 0.4rem 0.9rem;
}

.account-panel-summary h3 {
  margin: 0;
  font-family: var(--font-serif);
  font-size: 1rem;
  font-weight: 600;
  line-height: 1.18;
  white-space: nowrap;
}

.account-panel-summary .panel-meta {
  margin-top: 0;
  font-size: 0.78rem;
  line-height: 1.25;
  text-align: right;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.account-panel-body {
  padding: 0 1rem 1rem;
}

.account-panel-toggle-pill {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 4.25rem;
  min-height: 1.7rem;
  padding: 0.14rem 0.72rem;
  border: 1px solid var(--border);
  border-radius: 999px;
  background: var(--surface);
  color: var(--text-muted);
  font-family: var(--font-sans);
  font-size: 0.73rem;
  font-weight: 600;
  letter-spacing: 0.03em;
  line-height: 1;
  flex: 0 0 auto;
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.88);
}

.account-panel-toggle-pill-label--open {
  display: none;
}

.account-panel--collapsible[open] .account-panel-toggle-pill {
  border-color: var(--accent);
  background: color-mix(in srgb, var(--accent) 10%, white);
  color: color-mix(in srgb, var(--accent) 82%, #0a5f78);
}

.account-panel--collapsible[open] .account-panel-toggle-pill-label--closed {
  display: none;
}

.account-panel--collapsible[open] .account-panel-toggle-pill-label--open {
  display: inline;
}

.account-panel--collapsible .concentration-head {
  margin-bottom: 0;
}

.account-panel--collapsible .panel-head {
  gap: 0.9rem;
}

.account-panel-body .panel-meta,
.account-panel-body,
.account-settings-row label,
.account-settings-row .panel-meta,
.collection-item-meta,
.activity-item-meta,
.concentration-meta,
.concentration-label {
  font-size: 0.82rem;
}

.account-panel-body .language-pill,
.account-panel-body .topic-blacklist-label,
.account-panel-body .collection-toggle {
  font-size: 0.82rem;
}

.account-panel-body .concentration-score {
  font-size: clamp(1.22rem, 2vw, 1.45rem);
}

.account-title {
  font-family: var(--font-serif);
  font-size: clamp(1.9rem, 4.3vw, 2.3rem);
  font-weight: 600;
  line-height: 1.18;
}

.account-subtitle {
  font-size: 0.88rem;
}

.account-kicker.is-refreshing,
.account-title.is-refreshing,
.account-subtitle.is-refreshing {
  animation: account-hero-refresh 420ms cubic-bezier(.2,.9,.2,1);
}

@keyframes account-hero-refresh {
  0% {
    opacity: 0;
    transform: translateY(8px);
    filter: blur(3px);
  }
  100% {
    opacity: 1;
    transform: translateY(0);
    filter: blur(0);
  }
}

@media (max-width: 700px) {
  .account-hero {
    flex-direction: column;
    align-items: stretch;
  }

  .account-trust-card {
    max-width: none;
  }

  .account-panel-summary {
    padding: 0.95rem 0.95rem 0.9rem;
  }

  .account-panel-summary-copy {
    gap: 0.32rem 0.7rem;
  }

  .account-panel-summary h3 {
    font-size: 0.94rem;
  }

  .account-panel-summary .panel-meta {
    font-size: 0.72rem;
  }

  .account-panel-toggle-pill {
    min-width: 3.45rem;
    min-height: 1.6rem;
    padding-inline: 0.62rem;
    font-size: 0.68rem;
  }

  .account-tabs {
    gap: 0.35rem;
  }

  .account-tab {
    min-height: 1.9rem;
    padding-inline: 0.72rem;
    font-size: 0.75rem;
  }
}

.account-main > .account-grid + .account-panel,
.account-main > .account-panel + .account-panel {
  margin-top: 1rem;
}

.account-panel h3 {
  margin-top: 0;
  margin-bottom: 0.6rem;
  font-family: var(--font-sans);
}

.concentration-panel {
  background: var(--surface);
}

html[data-theme="dark"] .account-panel,
html[data-theme="dark"] .account-hero,
html[data-theme="dark"] .account-trust-card,
html[data-theme="dark"] .account-preview-card,
html[data-theme="dark"] .account-spotlight-card,
html[data-theme="dark"] .account-hero-feature,
html[data-theme="dark"] .activity-item,
html[data-theme="dark"] .collection-item,
html[data-theme="dark"] .collection-card-link,
html[data-theme="dark"] .concentration-card,
html[data-theme="dark"] .article-card,
html[data-theme="dark"] .article-card-frame,
html[data-theme="dark"] .feed-controls-shell,
html[data-theme="dark"] .feed-toolbar,
html[data-theme="dark"] .browse-mode-bar,
html[data-theme="dark"] .continue-reading,
html[data-theme="dark"] .guest-entry-card,
html[data-theme="dark"] .inside-office-hero-copy,
html[data-theme="dark"] .inside-office-metrics,
html[data-theme="dark"] .inside-office-lane-card,
html[data-theme="dark"] .inside-office-log-lane,
html[data-theme="dark"] .inside-office-toolbar {
  background: var(--surface);
  border-color: var(--border);
  box-shadow: 0 22px 50px -42px var(--shadow-color);
}

html[data-theme="dark"] .article-status,
html[data-theme="dark"] .topic-blacklist-option:hover,
html[data-theme="dark"] .collection-topic-chip,
html[data-theme="dark"] .account-tab,
html[data-theme="dark"] .account-tab.is-active,
html[data-theme="dark"] .language-pill-group,
html[data-theme="dark"] .collection-browser-action {
  background-color: var(--surface);
}

html[data-theme="dark"] .feed-controls-toggle,
html[data-theme="dark"] .sort-pill,
html[data-theme="dark"] .status-pill,
html[data-theme="dark"] .topic-pill,
html[data-theme="dark"] .feed-filter-chip,
html[data-theme="dark"] .collection-toggle,
html[data-theme="dark"] .article-share-trigger,
html[data-theme="dark"] .article-font-size-control {
  background: color-mix(in srgb, var(--surface) 92%, #071822);
  border-color: color-mix(in srgb, var(--border) 82%, var(--accent));
  color: var(--text-muted);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.03);
}

html[data-theme="dark"] .feed-controls-toggle,
html[data-theme="dark"] .sort-pill,
html[data-theme="dark"] .topic-pill,
html[data-theme="dark"] .feed-filter-chip {
  background: color-mix(in srgb, var(--feed-control-paper) 92%, var(--bg));
  border-color: var(--feed-control-line);
  color: var(--feed-control-muted);
  box-shadow: inset 0 1px 0 color-mix(in srgb, var(--feed-control-ink) 5%, transparent);
}

html[data-theme="dark"] .article-share-menu {
  background: color-mix(in srgb, var(--surface) 96%, #071822);
  border-color: color-mix(in srgb, var(--border) 82%, var(--accent));
  box-shadow: 0 24px 48px -32px rgba(0, 0, 0, 0.72);
}

html[data-theme="dark"] .feed-controls-toggle:hover,
html[data-theme="dark"] .sort-pill:hover,
html[data-theme="dark"] .status-pill:hover,
html[data-theme="dark"] .topic-pill:hover,
html[data-theme="dark"] .feed-filter-chip:hover,
html[data-theme="dark"] .collection-toggle:hover {
  color: #f2f8fb;
  border-color: color-mix(in srgb, var(--accent) 62%, var(--border));
}

html[data-theme="dark"] .feed-controls-toggle:hover,
html[data-theme="dark"] .sort-pill:hover,
html[data-theme="dark"] .topic-pill:hover,
html[data-theme="dark"] .feed-filter-chip:hover {
  color: var(--feed-control-teal-hover);
  border-color: var(--feed-control-line-strong);
  background: color-mix(in srgb, var(--feed-control-paper-pressed) 72%, var(--feed-control-paper));
}

html[data-theme="dark"] .feed-applied-filters {
  background: color-mix(in srgb, var(--feed-control-paper-pressed) 42%, var(--feed-control-paper));
  border-color: color-mix(in srgb, var(--feed-control-line-strong) 46%, var(--feed-control-line));
}

html[data-theme="dark"] .feed-filter-chip-kind,
html[data-theme="dark"] .feed-filter-chip-close,
html[data-theme="dark"] .feed-applied-clear {
  color: var(--feed-control-teal);
}

html[data-theme="dark"] .feed-controls-toggle[aria-expanded="true"],
html[data-theme="dark"] .sort-pill.is-active,
html[data-theme="dark"] .sort-pill[aria-selected="true"],
html[data-theme="dark"] .topic-pill.is-active,
html[data-theme="dark"] .topic-pill[aria-selected="true"],
html[data-theme="dark"] .topic-pill[aria-pressed="true"] {
  background: var(--feed-control-teal);
  border-color: color-mix(in srgb, var(--feed-control-teal) 82%, #033f40);
  color: var(--feed-control-on-teal);
  box-shadow: 0 12px 24px -22px var(--feed-control-shadow);
}

html[data-theme="dark"] .status-pill.is-active,
html[data-theme="dark"] .status-pill[aria-pressed="true"] {
  background: color-mix(in srgb, var(--accent) 84%, #163440);
  border-color: color-mix(in srgb, var(--accent) 72%, #d6f1f8);
  color: #f2fbfd;
  box-shadow: 0 12px 24px -22px rgba(111, 194, 223, 0.72);
}

html[data-theme="dark"] .hero-tagline {
  color: #82a0ae;
}

html[data-theme="dark"] .hero-masthead {
  color: #f2f7f8;
  text-shadow: 0 10px 30px rgba(0, 0, 0, 0.24);
}

html[data-theme="dark"] .hero-title {
  color: #d9e7ec;
}

html[data-theme="dark"] .main {
  position: relative;
}

html[data-theme="dark"] .browse-mode-bar {
  width: auto;
  max-width: none;
  margin: 0 auto 1rem;
  padding: 0.45rem 0 0.75rem;
  border: 0;
  border-radius: 0;
  background: transparent;
  box-shadow: none;
}

html[data-theme="dark"] .browse-mode-bar::before,
html[data-theme="dark"] .browse-mode-bar::after {
  content: none;
}

html[data-theme="dark"][data-browse-mode="feed"] .browse-mode-bar {
  background: transparent;
}

html[data-theme="dark"] .feed-controls-label {
  color: inherit;
  text-shadow: none;
}

html[data-theme="dark"] .feed-tabs-controls {
  padding: 0.22rem;
  border: 1px solid var(--feed-control-line);
  border-radius: 999px;
  background: var(--feed-control-paper-muted);
}

html[data-theme="dark"] .feed-tab {
  border-radius: 999px;
  color: var(--feed-control-muted);
}

html[data-theme="dark"] .feed-tab.is-active,
html[data-theme="dark"] .feed-tab[aria-selected="true"] {
  background: transparent;
  color: var(--feed-control-on-teal);
  box-shadow: none;
}

html[data-theme="dark"] .accomplishment-card {
  background: linear-gradient(180deg, rgba(12, 28, 36, 0.98), rgba(8, 20, 27, 0.98));
  border-color: color-mix(in srgb, var(--border) 76%, rgba(124, 214, 239, 0.16));
  box-shadow: 0 18px 36px -30px rgba(0, 0, 0, 0.42);
}

html[data-theme="dark"] .accomplishment-card.is-earned {
  background:
    linear-gradient(180deg, rgba(10, 33, 41, 0.98), rgba(8, 26, 33, 0.98)),
    radial-gradient(circle at top right, rgba(111, 194, 223, 0.16), transparent 44%);
  border-color: rgba(111, 194, 223, 0.28);
}

html[data-theme="dark"] .accomplishment-card-title {
  color: #eef6fa;
}

html[data-theme="dark"] .accomplishment-card-body,
html[data-theme="dark"] .accomplishment-progress-meta,
html[data-theme="dark"] .accomplishment-goal-meta {
  color: #9eb4bf;
}

html[data-theme="dark"] .accomplishment-badge {
  background: rgba(111, 194, 223, 0.08);
  border-color: rgba(111, 194, 223, 0.22);
  color: #a9d7e6;
}

html[data-theme="dark"] .accomplishment-progress {
  background: rgba(255, 255, 255, 0.08);
}

.concentration-head {
  margin-bottom: 0.75rem;
}

.accomplishments-head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 1rem;
  margin-bottom: 0.9rem;
}

.accomplishments-filter {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  flex-wrap: wrap;
  justify-content: flex-end;
}

.accomplishments-body {
  display: grid;
  gap: 0.9rem;
}

.accomplishments-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.68rem;
}

.accomplishment-card {
  border: 1px solid color-mix(in srgb, var(--border) 82%, #fff 18%);
  border-radius: 16px;
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.98), rgba(249, 251, 252, 0.98)),
    radial-gradient(circle at top right, rgba(23, 136, 164, 0.08), transparent 38%);
  padding: 0.78rem 0.82rem 0.8rem;
  box-shadow: 0 12px 24px -24px rgba(12, 37, 50, 0.26);
}

.accomplishment-card.is-earned {
  border-color: color-mix(in srgb, var(--accent) 26%, var(--border));
  background:
    linear-gradient(180deg, rgba(251, 254, 255, 0.98), rgba(245, 251, 252, 0.98)),
    radial-gradient(circle at top right, rgba(23, 136, 164, 0.12), transparent 42%);
  box-shadow: 0 14px 28px -24px rgba(12, 82, 98, 0.28);
}

.accomplishment-card-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.7rem;
}

.accomplishment-card-copy {
  min-width: 0;
}

.accomplishment-card-title {
  margin: 0;
  font-family: var(--font-serif);
  font-size: 0.98rem;
  line-height: 1.1;
}

.accomplishment-card-body {
  margin: 0.24rem 0 0;
  font-family: var(--font-sans);
  font-size: 0.78rem;
  line-height: 1.38;
  color: var(--text-muted);
}

.accomplishment-badge {
  flex: 0 0 auto;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 1.5rem;
  padding: 0.1rem 0.5rem;
  border-radius: 999px;
  border: 1px solid color-mix(in srgb, var(--accent) 16%, var(--border));
  background: color-mix(in srgb, var(--accent) 7%, #fff);
  color: color-mix(in srgb, var(--accent) 80%, #163847 20%);
  font-family: var(--font-sans);
  font-size: 0.68rem;
  font-weight: 600;
  letter-spacing: 0.03em;
}

.accomplishment-progress-meta {
  margin: 0.58rem 0 0;
  font-family: var(--font-sans);
  font-size: 0.76rem;
  color: var(--text-muted);
}

.accomplishment-progress {
  margin-top: 0.34rem;
  height: 0.36rem;
  border-radius: 999px;
  background: color-mix(in srgb, var(--border) 72%, #fff 28%);
  overflow: hidden;
}

.accomplishment-progress-fill {
  display: block;
  height: 100%;
  width: 0;
  border-radius: inherit;
  background: linear-gradient(90deg, color-mix(in srgb, var(--accent) 86%, #9dd9eb), color-mix(in srgb, var(--accent) 62%, #0f5064));
}

.accomplishment-goal-meta {
  margin: 0.45rem 0 0;
  font-family: var(--font-sans);
  font-size: 0.69rem;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: #7f9099;
}

.concentration-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 0.62rem;
}

.concentration-card {
  border: 1px solid color-mix(in srgb, var(--border) 82%, #fff 18%);
  border-radius: 14px;
  background: rgba(255, 255, 255, 0.9);
  padding: 0.72rem 0.78rem 0.76rem;
}

.concentration-card-head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 0.5rem;
}

.concentration-main {
  min-width: 0;
}

.concentration-card--day {
  box-shadow: inset 0 0 0 1px rgba(16, 154, 184, 0.08);
}

.concentration-card--week {
  box-shadow: inset 0 0 0 1px rgba(29, 130, 225, 0.08);
}

.concentration-card--history {
  box-shadow: inset 0 0 0 1px rgba(39, 168, 110, 0.08);
}

.concentration-label {
  margin: 0;
  color: var(--text-muted);
  font-family: var(--font-sans);
  font-size: 0.79rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.concentration-score {
  margin: 0.28rem 0 0;
  font-family: var(--font-sans);
  font-size: clamp(1.42rem, 2.4vw, 1.75rem);
  font-weight: 760;
  line-height: 1.06;
  color: #0f2430;
}

.concentration-meta {
  margin: 0.34rem 0 0;
  font-family: var(--font-sans);
  font-size: 0.76rem;
  color: #5e6670;
  line-height: 1.25;
}

.concentration-meter {
  position: relative;
  margin-top: 0.62rem;
  height: 0.38rem;
  border-radius: 999px;
  background: #e8edf1;
  overflow: hidden;
}

.concentration-meter-fill {
  display: block;
  height: 100%;
  width: 0;
  border-radius: inherit;
  background: linear-gradient(90deg, #76c6d6 0%, #0f7d9e 100%);
}

.concentration-card.is-excellent .concentration-meter-fill {
  background: linear-gradient(90deg, #6fd2a5 0%, #1d9b62 100%);
}

.concentration-card.is-strong .concentration-meter-fill {
  background: linear-gradient(90deg, #8ec7ff 0%, #2c78c4 100%);
}

.concentration-card.is-balanced .concentration-meter-fill {
  background: linear-gradient(90deg, #f2cc72 0%, #c78d1d 100%);
}

.concentration-card.is-needsfocus .concentration-meter-fill {
  background: linear-gradient(90deg, #f1a27e 0%, #d0593f 100%);
}

.concentration-card.is-empty .concentration-meter-fill {
  background: linear-gradient(90deg, #dfe5ea 0%, #b8c2cc 100%);
}

.concentration-activity {
  margin-top: 1rem;
  min-width: 0;
}

.concentration-activity-header {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 0.75rem;
  margin-bottom: 0.7rem;
}

.concentration-activity-title-wrap {
  min-width: 0;
}

.concentration-activity-title {
  margin: 0;
  font-family: var(--font-sans);
  font-size: 0.9rem;
  font-weight: 700;
}

.concentration-activity-summary {
  margin: 0.32rem 0 0;
  font-family: var(--font-sans);
  font-size: 0.82rem;
  color: var(--text-muted);
  line-height: 1.45;
}

.concentration-activity-range-control {
  display: inline-flex;
  align-items: center;
  gap: 0.42rem;
  font-family: var(--font-sans);
  font-size: 0.82rem;
  color: var(--text-muted);
}

.concentration-activity-range {
  border: 1px solid var(--border);
  border-radius: 8px;
  background: #fff;
  color: var(--text);
  min-height: 2rem;
  padding: 0.2rem 0.5rem;
  font-family: var(--font-sans);
  font-size: 0.8rem;
}

.concentration-activity-grid {
  --concentration-activity-cell-size: 0.52rem;
  --concentration-activity-gap: 0.14rem;
  display: grid;
  grid-auto-flow: column;
  grid-auto-columns: var(--concentration-activity-cell-size);
  grid-template-rows: repeat(7, var(--concentration-activity-cell-size));
  gap: var(--concentration-activity-gap);
  align-items: center;
  justify-content: start;
  width: max-content;
  max-width: 100%;
  min-height: 4.5rem;
}

.concentration-activity-grid-shell {
  width: 100%;
  max-width: 100%;
  overflow-x: auto;
  overflow-y: hidden;
  padding-bottom: 0.2rem;
  scrollbar-width: thin;
  -webkit-overflow-scrolling: touch;
}

.concentration-activity-cell {
  width: var(--concentration-activity-cell-size);
  height: var(--concentration-activity-cell-size);
  border-radius: 2px;
  background: #ebeff2;
  border: 1px solid rgba(15, 36, 48, 0.04);
}

.concentration-activity-cell-empty {
  background: transparent;
  border-color: transparent;
}

.concentration-activity-level-0 {
  background: #ebeff2;
}

.concentration-activity-level-1 {
  background: #c8e7d8;
}

.concentration-activity-level-2 {
  background: #8bd0ae;
}

.concentration-activity-level-3 {
  background: #3da36e;
}

.concentration-activity-level-4 {
  background: #1f6e49;
}

.concentration-activity-empty {
  margin: 0.7rem 0 0;
  font-family: var(--font-sans);
  font-size: 0.82rem;
  color: var(--text-muted);
}

.account-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin: 0;
}

.account-actions button,
.account-settings-row button {
  border: 1px solid var(--border);
  background: var(--surface);
  padding: 0.45rem 0.75rem;
  border-radius: 6px;
  font-family: var(--font-sans);
  cursor: pointer;
  white-space: nowrap;
}

.account-actions button:hover,
.account-settings-row button:hover {
  border-color: var(--accent);
}

.account-settings-row {
  display: flex;
  align-items: center;
  gap: 0.9rem;
  flex-wrap: wrap;
}

.account-settings-row > label:first-child {
  min-width: 5.5rem;
}

.account-settings-row + .account-settings-row {
  margin-top: 0.4rem;
}

.account-settings-row--stack {
  margin-top: 0.9rem;
  align-items: flex-start;
  flex-direction: column;
}

.account-settings-row label {
  font-family: var(--font-sans);
  font-size: 0.9rem;
}

.account-settings-row select {
  border: 1px solid var(--border);
  background: var(--surface);
  padding: 0.42rem 0.6rem;
  border-radius: 6px;
  font-family: var(--font-sans);
  color: var(--text);
}

.language-pill-group {
  display: inline-flex;
  align-items: center;
  gap: 0.65rem;
  padding: 0;
}

.language-pill {
  appearance: none;
  -webkit-appearance: none;
  border: 0;
  background: transparent;
  color: #6f6f6f;
  border-radius: 0;
  min-height: auto;
  padding: 0.1rem 0;
  font-family: var(--font-sans);
  font-size: 0.84rem;
  font-weight: 420;
  line-height: 1;
  cursor: pointer;
  white-space: nowrap;
  transition: color 140ms ease, font-weight 140ms ease, text-shadow 140ms ease, transform 100ms ease;
}

.language-pill:hover {
  color: var(--text);
}

.language-pill.is-active,
.language-pill[aria-selected="true"] {
  color: var(--text);
  font-weight: 700;
  text-shadow: 0 0 0.01px color-mix(in srgb, var(--text) 55%, transparent);
}

.language-pill:active {
  transform: translateY(0.5px);
}

.language-pill:focus-visible {
  outline: none;
  text-decoration: underline;
  text-underline-offset: 0.18em;
}

.topic-blacklist-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 0.7rem;
  width: 100%;
}

.topic-blacklist-option {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 2.55rem;
  padding: 0.38rem 0.8rem;
  border: 1px solid var(--border);
  border-radius: 999px;
  background: var(--surface);
  cursor: pointer;
  user-select: none;
  touch-action: manipulation;
  transition: border-color 140ms ease, background-color 140ms ease, transform 100ms ease, opacity 140ms ease, color 140ms ease, box-shadow 140ms ease;
}

.topic-blacklist-option:hover {
  border-color: color-mix(in srgb, var(--accent) 45%, var(--surface) 55%);
  color: var(--accent);
  background: rgba(15, 125, 158, 0.04);
}

.topic-blacklist-option:active {
  transform: scale(0.985);
}

.topic-blacklist-checkbox {
  position: absolute;
  inline-size: 1px;
  block-size: 1px;
  margin: -1px;
  border: 0;
  padding: 0;
  clip: rect(0 0 0 0);
  clip-path: inset(50%);
  overflow: hidden;
  white-space: nowrap;
}

.topic-blacklist-label {
  font-family: var(--font-sans);
  font-size: 0.9rem;
  font-weight: 500;
  line-height: 1.2;
  text-align: center;
}

.topic-blacklist-option.is-blacklisted {
  opacity: 0.5;
  color: var(--text-muted);
  background: var(--surface-muted);
  border-color: color-mix(in srgb, var(--border) 70%, #000 30%);
  box-shadow: none;
}

.theme-toggle {
  display: inline-flex;
  align-items: center;
  gap: 0.7rem;
  cursor: pointer;
  user-select: none;
  min-height: 2rem;
}

.theme-toggle-input {
  position: absolute;
  inline-size: 1px;
  block-size: 1px;
  margin: -1px;
  border: 0;
  padding: 0;
  clip: rect(0 0 0 0);
  clip-path: inset(50%);
  overflow: hidden;
  white-space: nowrap;
}

.theme-toggle-track {
  position: relative;
  width: 2.9rem;
  height: 1.65rem;
  border-radius: 999px;
  border: 1px solid color-mix(in srgb, var(--border) 85%, var(--accent));
  background: color-mix(in srgb, var(--surface-muted) 88%, var(--surface));
  transition: background-color 140ms ease, border-color 140ms ease, box-shadow 140ms ease;
}

.theme-toggle-thumb {
  position: absolute;
  top: 0.15rem;
  left: 0.16rem;
  width: 1.05rem;
  height: 1.05rem;
  border-radius: 50%;
  background: var(--surface);
  box-shadow: 0 4px 12px -8px var(--shadow-color);
  transition: transform 160ms ease, background-color 140ms ease;
}

.theme-toggle-label {
  font-family: var(--font-sans);
  font-size: 0.84rem;
  line-height: 1;
  color: var(--text-muted);
}

.theme-toggle-input:checked + .theme-toggle-track {
  background: color-mix(in srgb, var(--accent) 30%, var(--surface) 70%);
  border-color: color-mix(in srgb, var(--accent) 72%, var(--border));
}

.theme-toggle-input:checked + .theme-toggle-track .theme-toggle-thumb {
  transform: translateX(1.22rem);
  background: color-mix(in srgb, var(--accent) 18%, var(--surface) 82%);
}

.theme-toggle-input:focus-visible + .theme-toggle-track {
  outline: 2px solid color-mix(in srgb, var(--accent) 70%, white 30%);
  outline-offset: 2px;
}

.topic-blacklist-option.is-blacklisted .topic-blacklist-label {
  text-decoration: line-through;
  text-decoration-thickness: 2px;
  text-decoration-color: currentColor;
}

.topic-blacklist-option:focus-within {
  outline: 2px solid color-mix(in srgb, var(--accent) 70%, #fff 30%);
  outline-offset: 2px;
}

.account-main {
  width: min(100%, 72rem);
  margin: 0 auto;
  padding: 1.25rem 1rem 3.25rem;
  position: relative;
}

.account-main::before,
.account-main::after {
  content: "";
  position: absolute;
  pointer-events: none;
  border-radius: 999px;
  filter: blur(2px);
  opacity: 0.75;
}

.account-main::before {
  width: 14rem;
  height: 14rem;
  top: 0.4rem;
  right: -2.5rem;
  background: radial-gradient(circle, rgba(196, 225, 234, 0.7) 0%, rgba(196, 225, 234, 0.08) 58%, transparent 74%);
}

.account-main::after {
  width: 10rem;
  height: 10rem;
  top: 0.65rem;
  left: -2rem;
  background: radial-gradient(circle, rgba(232, 224, 211, 0.54) 0%, rgba(232, 224, 211, 0.08) 62%, transparent 78%);
}

.account-hero {
  display: grid;
  grid-template-columns: minmax(0, 1.5fr) minmax(18rem, 0.76fr);
  gap: 1rem;
  align-items: start;
  margin-bottom: 1rem;
  position: relative;
  z-index: 1;
}

.account-hero-shell,
.account-trust-card,
.account-panel {
  border-radius: 24px;
  border: 1px solid color-mix(in srgb, var(--border) 78%, #ced6db 22%);
  box-shadow: 0 28px 60px -42px rgba(18, 34, 42, 0.42);
}

.account-hero-shell {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 1.25rem;
  padding: 1.6rem;
  background:
    linear-gradient(180deg, rgba(247, 251, 252, 0.98), rgba(244, 247, 248, 0.96)),
    radial-gradient(circle at top left, rgba(255, 255, 255, 0.95), transparent 42%);
  position: relative;
  overflow: hidden;
}

.account-hero-shell::after {
  content: "";
  position: absolute;
  inset: 0;
  background:
    linear-gradient(135deg, rgba(13, 126, 160, 0.045), transparent 28%),
    linear-gradient(315deg, rgba(90, 115, 126, 0.035), transparent 30%);
  pointer-events: none;
}

.account-hero-copy,
.account-hero-rail,
.account-trust-card,
.account-panel,
.account-tabs {
  position: relative;
  z-index: 1;
}

.account-trust-card {
  padding: 1.3rem 1.25rem;
  background:
    linear-gradient(180deg, rgba(252, 253, 253, 0.98), rgba(246, 249, 250, 0.97)),
    radial-gradient(circle at top right, rgba(206, 228, 234, 0.35), transparent 42%);
  height: fit-content;
}

.account-kicker,
.account-trust-kicker {
  letter-spacing: 0.12em;
  font-size: 0.66rem;
  font-weight: 700;
  color: #788189;
  text-transform: uppercase;
}

.account-title {
  margin: 0.45rem 0 0;
  font-size: clamp(2.35rem, 5vw, 4.2rem);
  line-height: 0.92;
  letter-spacing: -0.05em;
  max-width: 7.8ch;
  text-wrap: balance;
}

.account-subtitle {
  margin-top: 1rem;
  max-width: 34rem;
  font-family: var(--font-sans);
  font-size: 1.02rem;
  line-height: 1.62;
  color: #5a646b;
}

.account-hero-subtitle,
.account-trust-copy {
  margin-top: 0.9rem;
  font-size: 0.98rem;
  line-height: 1.6;
  color: #364047;
}

.account-hero-note {
  margin: 0.9rem 0 0;
  font-family: var(--font-sans);
  font-size: 0.82rem;
  line-height: 1.45;
  color: #7e868d;
}

.account-hero-rail {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.8rem;
  align-content: start;
  align-items: stretch;
}

.account-hero-feature {
  border-radius: 20px;
  padding: 0.85rem 0.95rem 0.9rem;
  background: rgba(255, 255, 255, 0.72);
  border: 1px solid rgba(205, 214, 220, 0.85);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(10px);
  min-height: 0;
}

.account-hero-feature:last-child {
  grid-column: 1 / -1;
}

.account-hero-feature-kicker {
  margin: 0;
  font-family: var(--font-sans);
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--accent);
}

.account-hero-feature h3 {
  margin: 0.35rem 0 0;
  font-family: var(--font-serif);
  font-size: 1.04rem;
  line-height: 1.2;
  letter-spacing: -0.03em;
}

.account-hero-feature p:last-child {
  margin: 0.42rem 0 0;
  font-family: var(--font-sans);
  font-size: 0.8rem;
  line-height: 1.45;
  color: #5a636a;
}

.account-hero-actions {
  margin-top: 1.2rem;
  gap: 0.7rem;
  align-items: center;
  flex-wrap: nowrap;
}

.account-actions button {
  min-height: 2.8rem;
  padding: 0.68rem 1.05rem;
  border-radius: 999px;
  font-weight: 600;
  line-height: 1;
}

.account-hero-actions .account-primary-action,
.account-hero-actions .account-secondary-action,
.account-hero-actions .account-danger-action {
  min-width: 4.8rem;
  justify-content: center;
  text-align: center;
}

.account-actions .account-primary-action,
#loginBtn.account-primary-action {
  border-color: #153848;
  background: #153848;
  color: #f8fbfc;
  box-shadow: 0 14px 30px -24px rgba(21, 56, 72, 0.95);
}

.account-actions .account-primary-action:visited,
.account-actions .account-primary-action:not(:hover):not(:focus-visible),
#loginBtn.account-primary-action:visited,
#loginBtn.account-primary-action:not(:hover):not(:focus-visible) {
  color: #f8fbfc;
}

.account-secondary-action,
.account-danger-action {
  background: rgba(255, 255, 255, 0.84);
}

.account-actions .account-primary-action:hover,
.account-actions .account-primary-action:focus-visible,
#loginBtn.account-primary-action:hover,
#loginBtn.account-primary-action:focus-visible {
  border-color: #0f6d8c;
  background: #0f6d8c;
  color: #fff;
}

.account-secondary-action:hover,
.account-secondary-action:focus-visible,
.account-danger-action:hover,
.account-danger-action:focus-visible {
  border-color: color-mix(in srgb, var(--accent) 42%, #cbd5db 58%);
  background: #ffffff;
  color: #183743;
}

.account-trust-list {
  margin: 0.9rem 0 0;
  padding-left: 1.15rem;
}

.account-trust-list li {
  margin-top: 0.55rem;
  line-height: 1.6;
}

.account-trust-metrics {
  margin: 0.9rem 0 0;
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 0.55rem;
}

.account-trust-metric {
  margin: 0;
  padding: 0.68rem 0.68rem 0.72rem;
  border-radius: 16px;
  background: rgba(255, 255, 255, 0.82);
  border: 1px solid rgba(213, 220, 225, 0.92);
  min-height: 6.15rem;
  display: grid;
  align-content: start;
}

.account-trust-metric dt,
.account-trust-metric dd {
  margin: 0;
}

.account-trust-metric dt {
  font-family: var(--font-sans);
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: #7d858c;
}

.account-trust-metric dd {
  margin-top: 0.35rem;
  font-family: var(--font-sans);
  font-size: 0.86rem;
  font-weight: 700;
  line-height: 1.35;
  color: #22313a;
}

.account-spotlight {
  margin-top: 1rem;
}

.account-spotlight-kicker,
.account-spotlight-label {
  margin: 0;
  font-family: var(--font-sans);
  font-size: 0.67rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--accent);
}

.account-spotlight-frame {
  margin-top: 0.55rem;
  min-height: 13.5rem;
  position: relative;
  overflow: hidden;
}

.account-spotlight-card {
  position: absolute;
  inset: 0;
  display: grid;
  grid-template-rows: auto auto minmax(0, 1fr) auto;
  align-content: stretch;
  border-radius: 18px;
  border: 1px solid rgba(205, 214, 220, 0.92);
  background: rgba(255, 255, 255, 0.88);
  padding: 0.95rem 0.95rem 1rem;
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.96);
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
}

.account-spotlight-card.is-active {
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
  animation: account-spotlight-fade 260ms ease-out;
}

.account-spotlight-card h3 {
  margin: 0.35rem 0 0;
  font-family: var(--font-serif);
  font-size: 1.15rem;
  line-height: 1.15;
  letter-spacing: -0.03em;
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.account-spotlight-card h3 a {
  color: inherit;
  text-decoration: none;
}

.account-spotlight-card h3 a:hover,
.account-spotlight-card h3 a:focus-visible {
  color: var(--accent);
}

.account-spotlight-card > p:last-of-type {
  margin: 0.55rem 0 0;
  font-family: var(--font-sans);
  font-size: 0.88rem;
  line-height: 1.58;
  color: #5a646b;
  display: -webkit-box;
  -webkit-line-clamp: 5;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.account-spotlight-link {
  display: inline-flex;
  align-items: center;
  margin-top: 0.7rem;
  font-family: var(--font-sans);
  font-size: 0.8rem;
  font-weight: 700;
  color: var(--accent);
  align-self: end;
}

@keyframes account-spotlight-fade {
  from {
    opacity: 0;
    transform: translateY(6px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.account-grid {
  gap: 0.85rem;
}

.account-member-shell {
  display: block;
}

.account-member-main {
  min-width: 0;
}

.account-tabs {
  display: flex;
  align-items: center;
  gap: 0.55rem;
  margin-bottom: 0.85rem;
  padding: 0.15rem 0 0.2rem;
  overflow-x: auto;
  overflow-y: hidden;
  scrollbar-width: none;
  -webkit-overflow-scrolling: touch;
}

.account-tabs::-webkit-scrollbar {
  display: none;
}

.account-tab {
  flex: 0 0 auto;
  min-height: 2.2rem;
  padding: 0.48rem 0.8rem;
  border-radius: 999px;
  font-family: var(--font-sans);
  font-size: 0.77rem;
  font-weight: 600;
  line-height: 1;
  white-space: nowrap;
}

.account-tab-panels {
  display: grid;
  gap: 0.85rem;
}

.account-overview-panel {
  padding: 1.05rem 1.1rem 1.15rem;
}

.account-overview-panel .account-title {
  max-width: 9ch;
  font-size: clamp(1.45rem, 3vw, 1.92rem);
}

.account-overview-panel .account-hero-rail {
  margin-top: 1rem;
}

.account-overview-panel .account-hero-feature {
  min-height: 0;
}

.account-panel {
  padding: 0;
  overflow: hidden;
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.99), rgba(248, 249, 250, 0.97));
}

.panel-head {
  align-items: flex-start;
  justify-content: space-between;
  gap: 0.75rem;
  padding: 1rem 1.05rem 0;
  margin-bottom: 0;
}

.panel-head h3 {
  margin: 0;
  font-size: 1.45rem;
  line-height: 1.05;
  letter-spacing: -0.03em;
}

.panel-meta {
  font-family: var(--font-sans);
  font-size: 0.82rem;
  color: #818991;
}

.account-panel-body {
  padding: 0.95rem 1.05rem 1.05rem;
}

.account-guest {
  position: relative;
  overflow: hidden;
}

.account-guest::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    linear-gradient(120deg, rgba(13, 126, 160, 0.05), transparent 32%),
    radial-gradient(circle at bottom right, rgba(198, 225, 234, 0.26), transparent 28%);
  pointer-events: none;
}

.account-guest-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(18rem, 0.95fr);
  gap: 1rem;
  padding: 1.25rem;
  position: relative;
  z-index: 1;
}

.account-guest-copy h3 {
  margin: 0.28rem 0 0;
  font-family: var(--font-serif);
  font-size: clamp(1.65rem, 3vw, 2.2rem);
  line-height: 1;
  letter-spacing: -0.03em;
}

.account-guest-kicker,
.account-preview-label {
  margin: 0;
  font-family: var(--font-sans);
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--accent);
}

.account-guest p {
  margin: 0.6rem 0 0;
  font-family: var(--font-sans);
  color: #576168;
  line-height: 1.6;
}

.account-benefits {
  margin: 1rem 0 0;
  padding-left: 1.15rem;
  font-family: var(--font-sans);
}

.account-benefits li {
  margin-bottom: 0.5rem;
  line-height: 1.55;
}

.account-guest-note {
  font-size: 0.92rem;
}

.account-guest-preview {
  display: grid;
  gap: 0.8rem;
  align-content: start;
}

.account-preview-card,
.account-preview-stat {
  border-radius: 20px;
  border: 1px solid rgba(208, 216, 221, 0.88);
  background: rgba(255, 255, 255, 0.82);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.94);
}

.account-preview-card {
  padding: 1rem 1rem 1.05rem;
}

.account-preview-card h4 {
  margin: 0.35rem 0 0;
  font-family: var(--font-serif);
  font-size: 1.28rem;
  line-height: 1.12;
  letter-spacing: -0.03em;
}

.account-preview-card p:last-child {
  margin: 0.55rem 0 0;
  font-family: var(--font-sans);
  font-size: 0.9rem;
  line-height: 1.58;
  color: #5a646b;
}

.account-preview-stats {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 0.65rem;
}

.account-preview-stat {
  min-height: 6rem;
  padding: 0.9rem 0.8rem;
  display: grid;
  align-content: end;
  gap: 0.2rem;
}

.account-preview-stat strong,
.account-preview-stat span {
  display: block;
}

.account-preview-stat strong {
  font-family: var(--font-sans);
  font-size: 1.55rem;
  line-height: 1;
  letter-spacing: -0.04em;
  color: #22343d;
}

.account-preview-stat span {
  font-family: var(--font-sans);
  font-size: 0.76rem;
  line-height: 1.35;
  color: #6f7880;
}

.concentration-head {
  align-items: baseline;
}

.concentration-grid {
  gap: 0.65rem;
}

.concentration-card {
  border-radius: 16px;
  padding: 0.85rem 0.9rem 0.9rem;
  background: linear-gradient(180deg, #ffffff, #fbfcfc);
  border: 1px solid color-mix(in srgb, var(--border) 84%, #d5dde4 16%);
}

.concentration-card-head {
  gap: 0.85rem;
}

.concentration-score {
  font-size: 1.95rem;
  letter-spacing: -0.05em;
}

.concentration-activity {
  margin-top: 1.15rem;
  padding-top: 0.15rem;
}

@media (max-width: 1100px) {
  .account-hero {
    grid-template-columns: 1fr;
  }

  .account-hero-rail {
    grid-template-columns: 1fr;
  }

  .account-hero-feature:last-child {
    grid-column: auto;
  }
}

@media (max-width: 900px) {

  .account-member-shell {
    display: block;
  }

  .account-member-readrail {
    position: static;
  }

  .account-guest-grid {
    grid-template-columns: 1fr;
  }

  .account-title {
    max-width: 9ch;
  }
}

@media (max-width: 640px) {
  .account-main {
    padding: 0.7rem 0.6rem 2rem;
  }

  .account-hero-shell,
  .account-trust-card,
  .account-panel {
    border-radius: 16px;
  }

  .account-hero-shell {
    padding: 1rem 0.9rem;
    gap: 0.75rem;
  }

  .account-trust-card {
    padding: 0.95rem 0.9rem;
  }

  .account-title {
    font-size: clamp(2rem, 11vw, 2.7rem);
    max-width: 8.4ch;
  }

  .account-subtitle,
  .account-hero-subtitle,
  .account-hero-note,
  .account-trust-copy,
  .account-trust-list li,
  .account-preview-card p:last-child,
  .account-guest p,
  .account-benefits li {
    font-size: 0.95rem;
  }

  .account-hero-actions {
    gap: 0.5rem;
  }

  .account-hero-actions .account-primary-action,
  .account-hero-actions .account-secondary-action,
  .account-hero-actions .account-danger-action {
    width: 100%;
    justify-content: center;
  }

  .account-hero-rail,
  .account-preview-stats,
  .account-trust-metrics {
    grid-template-columns: 1fr;
  }

  .account-hero-feature,
  .account-preview-card,
  .account-preview-stat {
    border-radius: 16px;
  }

  .account-guest-grid {
    gap: 0.8rem;
    padding: 1rem 0.9rem;
  }

  .account-spotlight-frame {
    min-height: 0;
  }

  .account-spotlight-card {
    position: relative;
    inset: auto;
    grid-template-rows: auto auto auto auto;
  }

  .account-tabs {
    gap: 0.45rem;
    margin-bottom: 0.75rem;
  }

  .account-tab {
    min-height: 2rem;
    padding: 0.42rem 0.72rem;
    font-size: 0.72rem;
  }

  .accomplishments-head {
    flex-direction: column;
    align-items: stretch;
  }

  .accomplishments-filter {
    justify-content: flex-start;
  }

  .accomplishments-grid {
    grid-template-columns: minmax(0, 1fr);
  }

  .panel-head {
    padding: 0.85rem 0.9rem 0;
  }

  .panel-head h3 {
    font-size: 1.2rem;
  }

  .panel-meta {
    font-size: 0.76rem;
  }

  .account-panel-body {
    padding: 0.85rem 0.9rem 0.95rem;
  }

  .account-preview-stat {
    min-height: 0;
  }

  .topic-blacklist-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 0.52rem;
  }

  .topic-blacklist-option {
    min-height: 2.45rem;
    padding: 0.35rem 0.7rem;
  }

  .concentration-grid {
    grid-template-columns: 1fr;
    gap: 0.5rem;
  }

  .concentration-card {
    padding: 0.72rem 0.78rem 0.8rem;
  }

  .concentration-score {
    font-size: 1.6rem;
  }

  .concentration-activity-header {
    flex-direction: column;
    align-items: flex-start;
    gap: 0.45rem;
  }

  .concentration-activity-grid {
    --concentration-activity-cell-size: 0.48rem;
    --concentration-activity-gap: 0.12rem;
  }

  .concentration-activity-grid-shell {
    padding-bottom: 0.3rem;
  }

  .concentration-activity-cell {
    border-radius: 1px;
  }
}

@media (max-width: 430px) {
  .concentration-activity-grid {
    --concentration-activity-cell-size: 0.42rem;
    --concentration-activity-gap: 0.08rem;
  }
}

@media (max-width: 390px) {
  .concentration-activity-grid {
    --concentration-activity-cell-size: 0.38rem;
    --concentration-activity-gap: 0.06rem;
  }
}

html[lang="zh-CN"] .account-title {
  max-width: 6.6em;
  line-height: 1.02;
}

html[lang="zh-CN"] .account-overview-panel .account-title {
  max-width: 6.2em;
  line-height: 1.08;
}

html[lang="zh-CN"] .account-subtitle,
html[lang="zh-CN"] .account-hero-subtitle,
html[lang="zh-CN"] .account-hero-note,
html[lang="zh-CN"] .account-trust-copy,
html[lang="zh-CN"] .account-trust-list li,
html[lang="zh-CN"] .account-guest p,
html[lang="zh-CN"] .account-benefits li,
html[lang="zh-CN"] .account-preview-card p:last-child {
  line-height: 1.72;
}

html[lang="zh-CN"] .account-hero-feature h3,
html[lang="zh-CN"] .account-preview-card h4,
html[lang="zh-CN"] .account-guest-copy h3 {
  line-height: 1.18;
}

/* Account signed-out editorial migration */
.account-main {
  width: min(100%, 82rem);
  max-width: min(82rem, calc(100vw - 2rem));
  padding: clamp(1.1rem, 2.4vw, 2rem) clamp(1rem, 4vw, 3rem) clamp(3rem, 7vw, 5.5rem);
}

.account-main::before,
.account-main::after {
  content: none;
}

.account-hero {
  display: block;
  margin: 0;
}

.account-hero .account-hero-shell {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(19rem, 0.64fr);
  gap: clamp(1.5rem, 4vw, 4.4rem);
  align-items: center;
  padding: clamp(1.5rem, 4vw, 4.25rem) 0 clamp(1.2rem, 3vw, 2.2rem);
  border: 0;
  border-bottom: 1px solid color-mix(in srgb, var(--border) 78%, var(--bg));
  border-radius: 0;
  background: transparent;
  box-shadow: none;
  overflow: visible;
}

.account-hero .account-hero-shell::after {
  content: none;
}

.account-hero .account-kicker,
.account-hero .account-trust-kicker,
.account-guest .account-trust-kicker,
.account-benefit-index {
  letter-spacing: 0;
  text-transform: none;
}

.account-hero .account-kicker {
  margin: 0 0 clamp(0.75rem, 1.4vw, 1.05rem);
  color: var(--accent);
  font-size: 0.82rem;
}

.account-hero .account-title {
  max-width: 9.5ch;
  margin: 0;
  color: var(--text);
  font-size: clamp(3.25rem, 8vw, 7.4rem);
  font-weight: 600;
  line-height: 0.9;
  letter-spacing: 0;
}

.account-hero .account-subtitle {
  max-width: 42rem;
  margin-top: clamp(1rem, 2.2vw, 1.65rem);
  color: color-mix(in srgb, var(--text) 72%, var(--text-muted));
  font-size: clamp(1rem, 1.25vw, 1.15rem);
  line-height: 1.62;
}

.account-hero .account-hero-subtitle {
  max-width: 38rem;
  margin-top: 0.85rem;
  color: var(--text-muted);
  font-size: 0.96rem;
  line-height: 1.58;
}

.account-hero-actions {
  margin-top: clamp(1.1rem, 2vw, 1.5rem);
}

.account-hero .account-hero-note {
  margin-top: 0.85rem;
  color: color-mix(in srgb, var(--text-muted) 88%, var(--text));
}

.account-hero .account-hero-rail {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0.78rem;
  align-content: center;
}

.account-hero .account-hero-feature {
  display: grid;
  gap: 0.4rem;
  min-height: 9.6rem;
  padding: clamp(0.95rem, 1.8vw, 1.22rem);
  border: 1px solid color-mix(in srgb, var(--border) 76%, var(--bg));
  border-radius: 0.5rem;
  background: color-mix(in srgb, var(--surface) 90%, var(--bg));
  box-shadow: none;
  backdrop-filter: none;
}

.account-hero .account-hero-feature:last-child {
  grid-column: auto;
}

.account-hero .account-hero-feature:nth-child(2) {
  margin-left: clamp(0rem, 2.4vw, 1.8rem);
}

.account-hero .account-hero-feature:nth-child(3) {
  margin-left: clamp(0rem, 4.8vw, 3.4rem);
}

.account-hero .account-hero-feature-kicker {
  color: var(--accent);
  font-size: 0.78rem;
  letter-spacing: 0;
  text-transform: none;
}

.account-hero .account-hero-feature h3 {
  margin: 0;
  color: var(--text);
  font-size: clamp(1.12rem, 1.8vw, 1.4rem);
  line-height: 1.08;
  letter-spacing: 0;
}

.account-hero .account-hero-feature p:last-of-type {
  margin: 0;
  color: var(--text-muted);
  font-size: 0.88rem;
  line-height: 1.5;
}

.account-preview-status {
  align-self: end;
  display: inline-flex;
  width: fit-content;
  margin-top: 0.25rem;
  padding: 0.34rem 0.55rem;
  border: 1px solid color-mix(in srgb, var(--accent) 22%, var(--border));
  border-radius: 999px;
  color: color-mix(in srgb, var(--accent) 88%, var(--text));
  font-family: var(--font-sans);
  font-size: 0.75rem;
  font-weight: 600;
  line-height: 1;
}

.account-guest {
  margin-top: 0;
  padding: 0;
  border: 0;
  border-radius: 0;
  background: transparent;
  box-shadow: none;
  overflow: visible;
}

.account-guest::before {
  content: none;
}

.account-benefits-strip {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 0;
  margin-top: clamp(1.1rem, 2vw, 1.6rem);
  border: 1px solid color-mix(in srgb, var(--border) 76%, var(--bg));
  border-radius: 0.5rem;
  background: color-mix(in srgb, var(--surface) 86%, var(--bg));
}

.account-benefit-item {
  display: grid;
  align-content: start;
  gap: 0.45rem;
  min-height: 10rem;
  padding: clamp(1rem, 2vw, 1.45rem);
}

.account-benefit-item + .account-benefit-item {
  border-inline-start: 1px solid color-mix(in srgb, var(--border) 76%, var(--bg));
}

.account-benefit-index {
  margin: 0;
  color: var(--accent);
  font-family: var(--font-sans);
  font-size: 0.78rem;
  font-weight: 700;
}

.account-benefit-item h3 {
  margin: 0;
  color: var(--text);
  font-family: var(--font-serif);
  font-size: clamp(1.22rem, 1.6vw, 1.6rem);
  font-weight: 600;
  line-height: 1.06;
}

.account-benefit-item p:last-child {
  margin: 0;
  color: var(--text-muted);
  font-size: 0.92rem;
  line-height: 1.55;
}

.account-guest .account-trust-card {
  display: grid;
  grid-template-columns: minmax(18rem, 0.82fr) minmax(0, 1fr);
  gap: clamp(1.1rem, 3vw, 2.6rem);
  align-items: stretch;
  width: 100%;
  max-width: none;
  margin-top: clamp(1rem, 2.2vw, 1.75rem);
  padding: clamp(1rem, 2vw, 1.4rem) 0 0;
  border: 0;
  border-top: 1px solid color-mix(in srgb, var(--border) 78%, var(--bg));
  border-radius: 0;
  background: transparent;
  box-shadow: none;
}

.account-trust-media {
  min-height: 26rem;
  margin: 0;
  border: 1px solid color-mix(in srgb, var(--border) 72%, var(--bg));
  border-radius: 0.5rem;
  overflow: hidden;
  background: color-mix(in srgb, var(--surface) 72%, var(--bg));
}

.account-trust-media img {
  display: block;
  width: 100%;
  height: 100%;
  min-height: inherit;
  object-fit: cover;
  filter: saturate(0.9) contrast(0.98);
}

.account-trust-content {
  display: grid;
  align-content: start;
  min-width: 0;
}

.account-guest .account-trust-kicker {
  margin: 0;
  color: var(--accent);
  font-size: 0.8rem;
}

.account-trust-content > h3 {
  max-width: 12ch;
  margin: 0.65rem 0 0;
  color: var(--text);
  font-family: var(--font-serif);
  font-size: clamp(2rem, 4vw, 4.25rem);
  font-weight: 600;
  line-height: 0.94;
  letter-spacing: 0;
}

.account-guest .account-trust-copy {
  max-width: 38rem;
  margin-top: 0.95rem;
  color: color-mix(in srgb, var(--text) 72%, var(--text-muted));
  font-size: 1rem;
  line-height: 1.58;
}

.account-guest .account-trust-list {
  display: grid;
  gap: 0.55rem;
  margin: 1rem 0 0;
  padding: 0;
  list-style: none;
}

.account-guest .account-trust-list li {
  margin: 0;
  padding: 0.75rem 0.85rem;
  border: 1px solid color-mix(in srgb, var(--border) 76%, var(--bg));
  border-radius: 0.5rem;
  background: color-mix(in srgb, var(--surface) 86%, var(--bg));
  color: var(--text-muted);
}

.account-guest .account-trust-metrics {
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 0.65rem;
  margin-top: 0.8rem;
}

.account-guest .account-trust-metric {
  min-height: 5.2rem;
  padding: 0.78rem;
  border-radius: 0.5rem;
  background: transparent;
  box-shadow: none;
}

.account-guest .account-spotlight {
  margin-top: 1rem;
}

.account-guest .account-spotlight-frame {
  min-height: 11.5rem;
}

.account-guest .account-spotlight-card {
  border-radius: 0.5rem;
  box-shadow: none;
}

html[data-theme="dark"] .account-hero .account-hero-shell,
html[data-theme="dark"] .account-guest .account-trust-card {
  border-color: color-mix(in srgb, var(--border) 76%, rgba(255, 255, 255, 0.05));
  background: transparent;
  box-shadow: none;
}

html[data-theme="dark"] .account-hero .account-hero-feature,
html[data-theme="dark"] .account-benefits-strip,
html[data-theme="dark"] .account-guest .account-trust-list li,
html[data-theme="dark"] .account-guest .account-trust-metric,
html[data-theme="dark"] .account-guest .account-spotlight-card,
html[data-theme="dark"] .account-trust-media {
  border-color: color-mix(in srgb, var(--border) 72%, rgba(255, 255, 255, 0.06));
  background: rgba(12, 28, 37, 0.74);
  box-shadow: none;
}

@media (max-width: 980px) {
  .account-hero .account-hero-shell,
  .account-guest .account-trust-card {
    grid-template-columns: 1fr;
  }

  .account-hero .account-hero-rail {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    align-items: stretch;
  }

  .account-hero .account-hero-feature,
  .account-hero .account-hero-feature:nth-child(2),
  .account-hero .account-hero-feature:nth-child(3) {
    margin-left: 0;
  }

  .account-trust-media {
    min-height: 20rem;
  }
}

@media (max-width: 700px) {
  .account-main {
    padding-inline: 1rem;
  }

  .account-hero .account-title {
    max-width: 8.5ch;
    font-size: clamp(2.7rem, 15vw, 4.5rem);
  }

  .account-hero .account-hero-rail,
  .account-benefits-strip,
  .account-guest .account-trust-metrics {
    grid-template-columns: 1fr;
  }

  .account-benefit-item {
    min-height: 0;
  }

  .account-benefit-item + .account-benefit-item {
    border-inline-start: 0;
    border-top: 1px solid color-mix(in srgb, var(--border) 76%, var(--bg));
  }

  .account-trust-content > h3 {
    max-width: 10.5ch;
  }

  .account-trust-media {
    min-height: 16rem;
  }
}

html[lang="zh-CN"] .account-hero .account-title {
  max-width: 7em;
  font-size: clamp(3rem, 7.2vw, 6.7rem);
  line-height: 0.98;
}

html[lang="zh-CN"] .account-trust-content > h3 {
  max-width: 8em;
  line-height: 1.02;
}

/* Account signed-out reference refinement */
.account-main {
  box-sizing: border-box;
  max-width: min(82rem, calc(100vw - 2rem));
}

.account-preview-stack {
  display: grid;
  gap: 1rem;
  min-width: 0;
  padding: clamp(1rem, 1.8vw, 1.35rem);
  border: 1px solid color-mix(in srgb, var(--border) 78%, var(--bg));
  border-radius: 0.5rem;
  background: color-mix(in srgb, var(--surface) 90%, var(--bg));
  box-shadow: 0 24px 70px -56px rgba(20, 34, 40, 0.38);
}

.account-preview-stack > h3 {
  margin: 0;
  color: var(--text);
  font-family: var(--font-serif);
  font-size: clamp(1.05rem, 1.45vw, 1.35rem);
  font-weight: 600;
  line-height: 1.18;
  letter-spacing: 0;
}

.account-preview-panel {
  display: grid;
  gap: 0.9rem;
}

.account-preview-block {
  display: grid;
  gap: 0.65rem;
  min-width: 0;
  padding: clamp(0.85rem, 1.4vw, 1rem);
  border: 1px solid color-mix(in srgb, var(--border) 78%, var(--bg));
  border-radius: 0.5rem;
  background: rgba(255, 255, 255, 0.66);
}

.account-preview-block-label {
  margin: 0;
  color: var(--accent);
  font-family: var(--font-sans);
  font-size: 0.78rem;
  font-weight: 700;
  line-height: 1.2;
}

.account-preview-saved-frame {
  min-height: clamp(9.8rem, 18vw, 11.25rem);
  margin-top: 0;
}

.account-saved-preview-card {
  grid-template-columns: minmax(6rem, 0.34fr) minmax(0, 1fr) auto;
  grid-template-rows: 1fr;
  gap: 0.8rem;
  align-items: stretch;
  padding: 0;
  border: 0;
  background: transparent;
}

.account-saved-preview-media {
  display: block;
  min-height: 7.8rem;
  border-radius: 0.35rem;
  overflow: hidden;
  background: color-mix(in srgb, var(--surface) 78%, var(--bg));
}

.account-saved-preview-media img {
  display: block;
  width: 100%;
  height: 100%;
  min-height: inherit;
  object-fit: cover;
}

.account-saved-preview-copy {
  display: grid;
  align-content: start;
  min-width: 0;
  gap: 0.45rem;
}

.account-saved-preview-copy h4 {
  margin: 0;
  color: var(--text);
  font-family: var(--font-serif);
  font-size: clamp(1.02rem, 1.4vw, 1.22rem);
  font-weight: 600;
  line-height: 1.12;
  letter-spacing: 0;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.account-saved-preview-copy h4 a {
  color: inherit;
  text-decoration: none;
}

.account-saved-preview-copy h4 a:hover,
.account-saved-preview-copy h4 a:focus-visible {
  color: var(--accent);
}

.account-saved-preview-copy p {
  margin: 0;
  color: var(--text-muted);
  font-family: var(--font-sans);
  font-size: 0.84rem;
  line-height: 1.45;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.account-saved-preview-copy span {
  color: color-mix(in srgb, var(--text-muted) 84%, var(--text));
  font-family: var(--font-sans);
  font-size: 0.76rem;
  font-weight: 600;
}

.account-preview-bookmark {
  align-self: end;
  width: 0.8rem;
  height: 1.12rem;
  border: 2px solid var(--accent);
  border-bottom: 0;
  border-radius: 0.14rem 0.14rem 0 0;
  clip-path: polygon(0 0, 100% 0, 100% 100%, 50% 72%, 0 100%);
}

.account-preview-row {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 0.8rem;
  align-items: baseline;
  padding-top: 0.62rem;
  border-top: 1px solid color-mix(in srgb, var(--border) 74%, var(--bg));
  color: var(--text);
  font-family: var(--font-serif);
  font-size: 0.96rem;
  line-height: 1.34;
}

.account-preview-row:first-of-type {
  border-top: 0;
  padding-top: 0;
}

.account-preview-row time {
  color: var(--text-muted);
  font-family: var(--font-sans);
  font-size: 0.78rem;
  white-space: nowrap;
}

.account-preview-chips,
.account-preview-settings {
  display: flex;
  flex-wrap: wrap;
  gap: 0.45rem;
  margin: 0;
}

.account-preview-chips span {
  padding: 0.3rem 0.55rem;
  border: 1px solid color-mix(in srgb, var(--border) 80%, var(--bg));
  border-radius: 999px;
  color: var(--text-muted);
  font-family: var(--font-sans);
  font-size: 0.78rem;
  line-height: 1;
}

.account-preview-settings {
  gap: 0.7rem;
}

.account-preview-settings div {
  display: inline-flex;
  gap: 0.32rem;
  min-width: 0;
  font-family: var(--font-sans);
  font-size: 0.8rem;
}

.account-preview-settings dt,
.account-preview-settings dd {
  margin: 0;
}

.account-preview-settings dt {
  color: var(--text-muted);
}

.account-preview-settings dd {
  color: var(--text);
  font-weight: 600;
}

.account-benefits-strip {
  display: block;
  padding: clamp(1rem, 2vw, 1.35rem);
}

.account-benefits-strip > h2 {
  margin: 0 0 clamp(0.85rem, 1.6vw, 1.1rem);
  color: var(--text);
  font-family: var(--font-serif);
  font-size: clamp(1.25rem, 2.2vw, 1.75rem);
  font-weight: 600;
  line-height: 1.08;
  letter-spacing: 0;
}

.account-benefits-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 0;
}

.account-benefits-grid .account-benefit-item {
  min-height: 8.6rem;
  padding: clamp(0.9rem, 1.5vw, 1.15rem);
}

.account-benefits-grid .account-benefit-item + .account-benefit-item {
  border-inline-start: 1px solid color-mix(in srgb, var(--border) 76%, var(--bg));
}

.account-trust-footer {
  margin: 1rem 0 0;
  color: color-mix(in srgb, var(--text-muted) 86%, var(--text));
  font-family: var(--font-serif);
  font-size: clamp(0.95rem, 1.4vw, 1.1rem);
  line-height: 1.5;
}

html[data-theme="dark"] .account-preview-stack,
html[data-theme="dark"] .account-preview-block {
  border-color: color-mix(in srgb, var(--border) 72%, rgba(255, 255, 255, 0.06));
  background: rgba(12, 28, 37, 0.74);
  box-shadow: none;
}

html[data-theme="dark"] .account-preview-block {
  background: rgba(9, 22, 30, 0.52);
}

@media (max-width: 980px) {
  .account-preview-stack {
    max-width: 42rem;
  }

  .account-benefits-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .account-benefits-grid .account-benefit-item:nth-child(odd) {
    border-inline-start: 0;
  }

  .account-benefits-grid .account-benefit-item:nth-child(n+3) {
    border-top: 1px solid color-mix(in srgb, var(--border) 76%, var(--bg));
  }
}

@media (max-width: 700px) {
  .account-preview-stack {
    padding: 0.85rem;
  }

  .account-saved-preview-card {
    grid-template-columns: minmax(5rem, 0.42fr) minmax(0, 1fr);
  }

  .account-preview-bookmark {
    display: none;
  }

  .account-benefits-grid {
    grid-template-columns: 1fr;
  }

  .account-benefits-grid .account-benefit-item,
  .account-benefits-grid .account-benefit-item:nth-child(odd),
  .account-benefits-grid .account-benefit-item:nth-child(n+3) {
    border-inline-start: 0;
    border-top: 1px solid color-mix(in srgb, var(--border) 76%, var(--bg));
  }

  .account-benefits-grid .account-benefit-item:first-child {
    border-top: 0;
  }
}

@media (max-width: 460px) {
  .account-saved-preview-card {
    grid-template-columns: 1fr;
  }

  .account-preview-saved-frame {
    min-height: 17rem;
  }

  .account-saved-preview-media {
    min-height: 9rem;
  }

  .account-preview-row {
    grid-template-columns: 1fr;
    gap: 0.3rem;
  }
}

/* Account signed-in settings surface */
.account-settings-root {
  margin-top: clamp(1rem, 2vw, 1.6rem);
}

.account-settings-layout {
  display: grid;
  grid-template-columns: minmax(11.5rem, 0.7fr) minmax(0, 2.6fr);
  gap: clamp(0.8rem, 1.7vw, 1.25rem);
  align-items: start;
  padding: clamp(0.75rem, 1.6vw, 1.1rem);
  border: 1px solid color-mix(in srgb, var(--border) 76%, var(--bg));
  border-radius: 0.5rem;
  background:
    linear-gradient(180deg, color-mix(in srgb, var(--surface) 94%, var(--bg)) 0%, color-mix(in srgb, var(--bg) 78%, var(--surface)) 100%);
  box-shadow: 0 26px 70px -58px rgba(18, 34, 42, 0.48);
}

.account-settings-layout:has(#profileSettingsPanel.is-active) {
  grid-template-columns: minmax(12rem, 0.52fr) minmax(0, 2.95fr);
  gap: clamp(0.8rem, 1.55vw, 1.15rem);
  border-color: color-mix(in srgb, var(--border) 70%, var(--bg));
  background:
    linear-gradient(180deg, color-mix(in srgb, var(--bg) 90%, #f7fbfa) 0%, color-mix(in srgb, var(--bg) 82%, var(--surface)) 100%);
  box-shadow: 0 24px 62px -54px rgba(18, 34, 42, 0.42);
}

.account-settings-sidebar {
  display: grid;
  gap: 0.9rem;
  min-width: 0;
}

.account-settings-sidebar {
  position: sticky;
  top: 1rem;
  align-self: start;
  padding: clamp(0.8rem, 1.4vw, 1rem);
  border: 1px solid color-mix(in srgb, var(--border) 80%, var(--bg));
  border-radius: 0.5rem;
  background: color-mix(in srgb, var(--surface) 92%, var(--bg));
}

.account-settings-layout:has(#profileSettingsPanel.is-active) .account-settings-sidebar {
  border-color: color-mix(in srgb, var(--border) 72%, var(--bg));
  background: color-mix(in srgb, var(--surface) 93%, var(--bg));
  box-shadow: none;
}

.account-settings-layout:has(#profileSettingsPanel.is-active) .account-settings-sidebar-head h2 {
  font-size: clamp(1.22rem, 1.45vw, 1.5rem);
}

.account-settings-sidebar-head {
  display: grid;
  gap: 0.4rem;
}

.account-settings-eyebrow,
.account-setting-note-kicker {
  margin: 0;
  color: var(--accent);
  font-family: var(--font-sans);
  font-size: 0.76rem;
  font-weight: 700;
  line-height: 1.2;
}

.account-settings-sidebar-head h2,
.account-setting-note h3 {
  margin: 0;
  color: var(--text);
  font-family: var(--font-serif);
  font-weight: 600;
  letter-spacing: 0;
}

.account-settings-sidebar-head h2 {
  font-size: clamp(1.25rem, 1.6vw, 1.55rem);
  line-height: 1.08;
}

.account-settings-sidebar-head p:last-child,
.account-setting-note p:last-child {
  margin: 0;
  color: var(--text-muted);
  font-family: var(--font-sans);
  font-size: 0.86rem;
  line-height: 1.52;
}

.account-settings-root .account-settings-nav {
  display: grid;
  gap: 0.44rem;
  margin: 0;
  padding: 0;
  overflow: visible;
  position: relative;
  isolation: isolate;
}

.account-settings-root .account-settings-nav::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  width: var(--account-tab-indicator-width, 0px);
  height: var(--account-tab-indicator-height, 0px);
  border: 1px solid color-mix(in srgb, var(--accent) 24%, var(--border));
  border-radius: 999px;
  background: color-mix(in srgb, var(--accent) 12%, var(--surface));
  box-shadow:
    inset 0 1px 0 color-mix(in srgb, #fff 68%, transparent),
    0 10px 24px -22px color-mix(in srgb, var(--accent) 70%, #102c38);
  opacity: var(--account-tab-indicator-opacity, 0);
  transform: translate(
    var(--account-tab-indicator-x, 0px),
    var(--account-tab-indicator-y, 0px)
  );
  transition:
    transform 0.32s cubic-bezier(.2,.9,.2,1),
    width 0.32s cubic-bezier(.2,.9,.2,1),
    height 0.32s cubic-bezier(.2,.9,.2,1),
    opacity 0.2s ease;
  pointer-events: none;
  z-index: 0;
}

.account-settings-root .account-tab {
  display: inline-flex;
  align-items: center;
  justify-content: flex-start;
  width: 100%;
  min-height: 2.05rem;
  padding: 0.5rem 0.68rem;
  border-color: transparent;
  border-radius: 999px;
  background: transparent;
  color: color-mix(in srgb, var(--text-muted) 88%, var(--text));
  box-shadow: none;
  font-size: 0.8rem;
  text-align: left;
  position: relative;
  z-index: 1;
}

.account-settings-root .account-tab:hover,
.account-settings-root .account-tab:focus-visible {
  border-color: color-mix(in srgb, var(--accent) 24%, var(--border));
  background: color-mix(in srgb, var(--accent) 7%, var(--surface));
  color: color-mix(in srgb, var(--accent) 88%, var(--text));
}

.account-settings-root .account-tab.is-active,
.account-settings-root .account-tab[aria-selected="true"] {
  border-color: transparent;
  background: transparent;
  color: color-mix(in srgb, var(--accent) 76%, var(--text));
  box-shadow: none;
}

.account-settings-content {
  min-width: 0;
}

.account-settings-root .account-tab-panels {
  display: block;
}

.account-settings-root .account-panel {
  border: 1px solid color-mix(in srgb, var(--border) 78%, var(--bg));
  border-radius: 0.5rem;
  background: color-mix(in srgb, var(--surface) 96%, var(--bg));
  box-shadow: none;
}

.account-settings-root .panel-head {
  padding: clamp(1rem, 2vw, 1.35rem) clamp(1rem, 2vw, 1.45rem) 0;
}

.account-settings-root .panel-head h3 {
  font-family: var(--font-serif);
  font-size: clamp(1.45rem, 2.4vw, 2rem);
  font-weight: 600;
  line-height: 1.08;
  letter-spacing: 0;
}

.account-settings-root .account-panel-body {
  padding: clamp(1rem, 2vw, 1.45rem);
}

.account-settings-root .account-overview-panel {
  display: grid;
  align-content: start;
  min-height: clamp(28rem, 44vw, 38rem);
  padding: clamp(1.15rem, 2.8vw, 2.1rem);
}

.account-settings-root .account-overview-panel .account-kicker {
  margin: 0;
  color: var(--accent);
  letter-spacing: 0;
  text-transform: none;
}

.account-settings-root .account-overview-panel .account-title {
  max-width: 12ch;
  margin-top: 0.55rem;
  color: var(--text);
  font-size: clamp(2.15rem, 4vw, 3.55rem);
  font-weight: 600;
  line-height: 0.98;
  letter-spacing: 0;
}

.account-settings-root .account-overview-panel .account-subtitle,
.account-settings-root .account-overview-panel .account-hero-subtitle {
  max-width: 40rem;
}

.account-settings-root .account-overview-panel .account-subtitle {
  margin-top: 0.9rem;
  color: color-mix(in srgb, var(--text) 72%, var(--text-muted));
  font-size: 1rem;
  line-height: 1.58;
}

.account-settings-root .account-overview-panel .account-hero-subtitle {
  margin-top: 0.55rem;
  color: var(--text-muted);
  font-size: 0.92rem;
}

.account-settings-root .account-overview-panel .account-hero-actions {
  margin-top: 1.1rem;
}

.account-settings-root .account-overview-panel .account-hero-note {
  margin-top: 0.65rem;
}

.account-settings-root .account-overview-panel .account-hero-rail {
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 0.7rem;
  margin-top: auto;
  padding-top: clamp(1.4rem, 4vw, 3rem);
}

.account-settings-root .account-overview-panel .account-hero-feature,
.account-settings-root .account-overview-panel .account-hero-feature:nth-child(2),
.account-settings-root .account-overview-panel .account-hero-feature:nth-child(3) {
  min-height: 9.25rem;
  margin-left: 0;
  padding: 0.95rem;
  border-radius: 0.5rem;
  background: color-mix(in srgb, var(--surface) 88%, var(--bg));
}

.account-settings-root .account-overview-panel .account-hero-feature h3 {
  font-size: clamp(1rem, 1.45vw, 1.2rem);
}

.account-settings-root .account-settings-row {
  display: grid;
  grid-template-columns: minmax(8rem, 0.35fr) minmax(0, 1fr);
  gap: 0.55rem 1rem;
  align-items: center;
  padding: 0.85rem 0;
  border-top: 1px solid color-mix(in srgb, var(--border) 72%, var(--bg));
}

.account-settings-root .account-settings-row:first-child {
  border-top: 0;
  padding-top: 0;
}

.account-settings-root .account-settings-row > label:first-child {
  min-width: 0;
  color: var(--text);
  font-weight: 700;
}

.account-settings-root .account-settings-row .panel-meta {
  grid-column: 2;
}

.account-settings-root .account-settings-row--stack {
  grid-template-columns: 1fr;
  align-items: stretch;
  padding-bottom: 0;
}

.account-settings-root .account-settings-row--stack .panel-meta,
.account-settings-root .topic-blacklist-grid {
  grid-column: 1;
}

.account-setting-note {
  display: grid;
  gap: 0.45rem;
  padding: 0.95rem;
  border: 1px solid color-mix(in srgb, var(--border) 80%, var(--bg));
  border-radius: 0.5rem;
  background: color-mix(in srgb, var(--surface) 90%, var(--bg));
}

.account-setting-note h3 {
  font-size: 1.05rem;
  line-height: 1.12;
}

.account-preference-panel {
  overflow: hidden;
}

.account-settings-layout:has(#profileSettingsPanel.is-active) .account-preference-panel {
  border-color: color-mix(in srgb, var(--border) 68%, var(--bg));
  background: var(--surface);
}

.account-preference-shell {
  display: grid;
  gap: clamp(1rem, 2vw, 1.35rem);
  padding: clamp(1rem, 2vw, 1.45rem);
}

.account-settings-layout:has(#profileSettingsPanel.is-active) .account-preference-shell {
  padding: clamp(0.85rem, 1.45vw, 1.1rem);
}

.account-preference-header {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 0.36rem;
  max-width: 42rem;
  padding-bottom: 0.65rem;
  border-bottom: 1px solid color-mix(in srgb, var(--border) 70%, var(--bg));
}

.account-preference-kicker,
.account-preference-label {
  margin: 0;
  color: var(--accent);
  font-family: var(--font-sans);
  font-size: 0.74rem;
  font-weight: 800;
  line-height: 1.2;
  letter-spacing: 0;
}

.account-preference-header h3 {
  margin: 0;
  color: var(--text);
  font-family: var(--font-serif);
  font-size: clamp(1.45rem, 2.25vw, 2.15rem);
  font-weight: 600;
  line-height: 1.08;
  letter-spacing: 0;
}

.account-preference-header p:last-child {
  max-width: 38rem;
  margin: 0;
  color: color-mix(in srgb, var(--text-muted) 88%, var(--text));
  font-family: var(--font-sans);
  font-size: 0.96rem;
  line-height: 1.58;
}

.account-preference-content {
  display: grid;
  grid-template-columns: repeat(2, minmax(12.5rem, 1fr));
  gap: clamp(0.62rem, 1.1vw, 0.82rem);
  min-width: 0;
  align-content: start;
  padding: clamp(0.72rem, 1.3vw, 0.95rem);
  border: 1px solid color-mix(in srgb, var(--border) 70%, var(--bg));
  border-radius: 0.48rem;
  background: var(--surface);
}

.account-preference-section {
  display: grid;
  gap: 0.62rem;
  min-width: 0;
  padding: clamp(0.72rem, 1.25vw, 0.92rem);
  border: 1px solid color-mix(in srgb, var(--border) 68%, var(--bg));
  border-radius: 0.42rem;
  background: color-mix(in srgb, var(--surface) 97%, var(--bg));
}

.account-preference-section--wide {
  grid-column: 1 / -1;
}

.account-preference-section[aria-labelledby="preferenceTopicsTitle"] {
  grid-column: 1 / -1;
}

.account-preference-section-head {
  display: flex;
  justify-content: space-between;
  gap: 0.8rem;
  align-items: start;
  min-width: 0;
}

.account-preference-section-head > div {
  display: grid;
  gap: 0.28rem;
  min-width: 0;
}

.account-preference-section h4 {
  margin: 0;
  color: var(--text);
  font-family: var(--font-serif);
  font-size: clamp(1rem, 1.35vw, 1.16rem);
  font-weight: 600;
  line-height: 1.12;
  letter-spacing: 0;
}

.account-preference-control-row,
.account-setting-tile {
  display: grid;
  gap: 0.55rem;
  min-width: 0;
}

.account-preference-control-row {
  grid-template-columns: minmax(7rem, 0.28fr) minmax(0, 1fr);
  align-items: center;
}

.account-preference-control-row--stacked {
  grid-template-columns: 1fr;
  gap: 0.62rem;
  padding-top: 0.2rem;
}

.account-preference-control-row--stacked .panel-meta {
  margin: 0.22rem 0 0;
  font-family: var(--font-sans);
  font-size: 0.78rem;
  line-height: 1.45;
}

.account-preference-control-row > label,
.account-preference-control-row--stacked label,
.account-setting-tile label,
.account-keyword-input span {
  color: var(--text);
  font-family: var(--font-sans);
  font-size: 0.82rem;
  font-weight: 800;
  line-height: 1.25;
}

.account-toggle-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.55rem;
  min-width: 0;
}

.account-setting-tile {
  align-content: start;
  padding: 0.68rem;
  border: 1px solid color-mix(in srgb, var(--border) 72%, var(--bg));
  border-radius: 0.4rem;
  background: color-mix(in srgb, var(--bg) 56%, var(--surface));
}

.account-setting-tile--inline {
  grid-template-columns: minmax(0, 1fr) auto;
  align-items: center;
}

.account-setting-tile p {
  margin: 0.22rem 0 0;
  color: var(--text-muted);
  font-family: var(--font-sans);
  font-size: 0.78rem;
  line-height: 1.45;
}

.account-setting-tile > .panel-meta {
  grid-column: 1 / -1;
}

.account-segmented-control {
  display: flex;
  flex-wrap: wrap;
  gap: 0.35rem;
  min-width: 0;
  padding: 0.24rem;
  border: 1px solid color-mix(in srgb, var(--accent) 24%, var(--border));
  border-radius: 999px;
  background: color-mix(in srgb, var(--bg) 62%, var(--surface));
}

.account-font-size-control {
  justify-self: start;
}

.account-segmented-control button,
.account-keyword-add,
.account-keyword-chip,
.account-preference-footer button {
  min-width: 0;
  border: 1px solid transparent;
  font-family: var(--font-sans);
  font-weight: 800;
  letter-spacing: 0;
  cursor: pointer;
}

.account-segmented-control button {
  flex: 1 1 auto;
  min-height: 2.05rem;
  padding: 0.42rem 0.7rem;
  border-radius: 999px;
  background: transparent;
  color: var(--text-muted);
  font-size: 0.78rem;
  line-height: 1.1;
}

.account-segmented-control button.is-active,
.account-segmented-control button[aria-selected="true"] {
  border-color: color-mix(in srgb, var(--accent) 36%, var(--border));
  background: color-mix(in srgb, var(--accent) 16%, var(--surface));
  color: color-mix(in srgb, var(--accent) 82%, var(--text));
  box-shadow: none;
}

.account-topic-control {
  grid-template-columns: repeat(auto-fit, minmax(4.8rem, 1fr));
  max-height: 10rem;
  overflow: auto;
  padding-right: 0.2rem;
}

.account-topic-control .topic-blacklist-option {
  min-height: 2.25rem;
  padding: 0.32rem 0.5rem;
}

.account-topic-control .topic-blacklist-label {
  overflow-wrap: anywhere;
  font-size: 0.78rem;
  line-height: 1.12;
}

.account-keyword-filter {
  display: grid;
  gap: 0.58rem;
  min-width: 0;
}

.account-keyword-composer {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  align-items: end;
  gap: 0.5rem;
  min-width: 0;
}

.account-keyword-input {
  display: grid;
  gap: 0.38rem;
  min-width: 0;
}

.account-keyword-input input {
  width: 100%;
  min-width: 0;
  min-height: 2.55rem;
  padding: 0.65rem 0.78rem;
  border: 1px solid color-mix(in srgb, var(--border) 78%, var(--bg));
  border-radius: 0.45rem;
  background: var(--surface);
  color: var(--text);
  font: 0.9rem/1.3 var(--font-sans);
}

.account-keyword-input input:focus {
  outline: 2px solid color-mix(in srgb, var(--accent) 34%, transparent);
  outline-offset: 2px;
  border-color: color-mix(in srgb, var(--accent) 48%, var(--border));
}

.account-keyword-add {
  min-height: 2.55rem;
  padding: 0.58rem 0.88rem;
  border-color: color-mix(in srgb, var(--accent) 46%, var(--border));
  border-radius: 0.45rem;
  background: color-mix(in srgb, var(--accent) 12%, var(--surface));
  color: color-mix(in srgb, var(--accent) 78%, var(--text));
  font-size: 0.82rem;
  white-space: nowrap;
}

.account-keyword-add:hover,
.account-keyword-add:focus-visible {
  border-color: color-mix(in srgb, var(--accent) 68%, var(--border));
  background: color-mix(in srgb, var(--accent) 18%, var(--surface));
}

.account-keyword-chipbox {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.42rem;
  min-height: 2.45rem;
  padding: 0.48rem;
  border: 1px solid color-mix(in srgb, var(--border) 70%, var(--bg));
  border-radius: 0.55rem;
  background:
    linear-gradient(135deg, color-mix(in srgb, var(--accent) 8%, transparent), transparent 46%),
    color-mix(in srgb, var(--bg) 50%, var(--surface));
}

.account-keyword-chip {
  display: inline-flex;
  align-items: center;
  gap: 0.2rem;
  min-height: 2rem;
  padding: 0.36rem 0.42rem 0.36rem 0.58rem;
  border-color: color-mix(in srgb, var(--accent) 36%, var(--border));
  border-radius: 999px;
  background: color-mix(in srgb, var(--accent) 14%, var(--surface));
  color: color-mix(in srgb, var(--accent) 78%, var(--text));
  font-size: 0.82rem;
  line-height: 1;
}

.account-keyword-chip span {
  color: color-mix(in srgb, var(--accent) 64%, var(--text-muted));
}

.account-keyword-chip b {
  display: grid;
  place-items: center;
  width: 1.16rem;
  height: 1.16rem;
  border-radius: 999px;
  background: color-mix(in srgb, var(--accent) 16%, var(--surface));
  font-size: 0.82rem;
  line-height: 1;
}

.account-keyword-chip:hover,
.account-keyword-chip:focus-visible {
  border-color: color-mix(in srgb, var(--accent) 66%, var(--border));
  background: color-mix(in srgb, var(--accent) 20%, var(--surface));
}

.account-keyword-empty {
  color: var(--text-muted);
  font-family: var(--font-sans);
  font-size: 0.82rem;
}

.account-preference-footer {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 0.7rem;
  padding: 0.78rem 0 0;
  border-top: 1px solid color-mix(in srgb, var(--border) 68%, var(--bg));
}

.account-preference-save-state {
  display: inline-flex;
  align-items: center;
  gap: 0.48rem;
  min-height: 2.1rem;
  padding: 0.28rem 0;
  color: var(--text-muted);
  font-family: var(--font-sans);
  font-size: 0.84rem;
  font-weight: 700;
  line-height: 1.2;
}

.account-preference-save-dot {
  display: inline-grid;
  place-items: center;
  width: 1.02rem;
  height: 1.02rem;
  border: 1px solid color-mix(in srgb, var(--border) 88%, var(--bg));
  border-radius: 50%;
  background: color-mix(in srgb, var(--surface) 86%, var(--bg));
  color: var(--surface);
  flex: 0 0 auto;
}

.account-preference-save-dot::before {
  content: "";
  width: 0.42rem;
  height: 0.42rem;
  border-radius: 50%;
  background: color-mix(in srgb, var(--accent) 72%, var(--text-muted));
  transform: scale(0.72);
  transition: transform 0.22s ease, background 0.22s ease, box-shadow 0.22s ease;
}

.account-preference-footer[data-save-state="dirty"] .account-preference-save-state {
  color: color-mix(in srgb, var(--accent) 76%, var(--text));
}

.account-preference-footer[data-save-state="dirty"] .account-preference-save-dot {
  border-color: color-mix(in srgb, var(--accent) 46%, var(--border));
  background: color-mix(in srgb, var(--accent) 11%, var(--surface));
}

.account-preference-footer[data-save-state="dirty"] .account-preference-save-dot::before {
  transform: scale(1);
  background: var(--accent);
  box-shadow: 0 0 0 0.22rem color-mix(in srgb, var(--accent) 11%, transparent);
}

.account-preference-footer[data-save-state="saving"] .account-preference-save-dot::before {
  transform: scale(0.58);
  animation: account-save-pulse 0.7s ease-in-out infinite alternate;
}

.account-preference-footer[data-save-state="saved"] .account-preference-save-dot,
.account-preference-footer[data-save-state="reset"] .account-preference-save-dot {
  border-color: color-mix(in srgb, var(--accent) 38%, var(--border));
  background: color-mix(in srgb, var(--accent) 76%, var(--text));
}

.account-preference-footer[data-save-state="saved"] .account-preference-save-dot::before,
.account-preference-footer[data-save-state="reset"] .account-preference-save-dot::before {
  width: 0.34rem;
  height: 0.58rem;
  border-radius: 0;
  border: solid currentColor;
  border-width: 0 0.12rem 0.12rem 0;
  background: transparent;
  transform: translateY(-0.04rem) rotate(45deg);
  box-shadow: none;
}

.account-preference-footer[data-save-state="reset"] .account-preference-save-state {
  color: color-mix(in srgb, var(--accent) 80%, var(--text));
}

.account-preference-footer-actions {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  flex-wrap: wrap;
  gap: 0.55rem;
}

.account-preference-footer button {
  min-height: 2.4rem;
  padding: 0.55rem 0.95rem;
  border-radius: 999px;
  font-size: 0.82rem;
}

.account-preference-footer .account-primary-action {
  border-color: color-mix(in srgb, var(--accent) 68%, var(--border));
  background: color-mix(in srgb, var(--accent) 88%, var(--text));
  color: var(--surface);
}

.account-preference-footer .account-secondary-action {
  border-color: color-mix(in srgb, var(--border) 84%, var(--bg));
  background: color-mix(in srgb, var(--surface) 92%, var(--bg));
  color: var(--text);
}

.account-preference-footer button[aria-busy="true"] {
  cursor: wait;
}

@keyframes account-save-pulse {
  from {
    opacity: 0.55;
    transform: scale(0.5);
  }

  to {
    opacity: 1;
    transform: scale(0.92);
  }
}

.account-settings-aside {
  position: sticky;
  top: 1rem;
  counter-reset: account-setting-note 1;
}

.account-settings-layout:has(#profileSettingsPanel.is-active) .account-settings-aside {
  gap: 0.68rem;
}

.account-setting-note {
  grid-template-columns: auto minmax(0, 1fr);
  gap: 0.38rem 0.65rem;
  min-width: 0;
}

.account-settings-layout:has(#profileSettingsPanel.is-active) .account-setting-note {
  padding: 0.78rem;
  background: color-mix(in srgb, var(--surface) 94%, var(--bg));
}

.account-setting-note::before {
  counter-increment: account-setting-note;
  content: counter(account-setting-note);
  display: grid;
  place-items: center;
  width: 1.45rem;
  height: 1.45rem;
  margin-top: 0.02rem;
  border-radius: 50%;
  background: color-mix(in srgb, var(--accent) 86%, var(--text));
  color: var(--surface);
  font-family: var(--font-sans);
  font-size: 0.78rem;
  font-weight: 900;
  line-height: 1;
}

.account-setting-note > * {
  grid-column: 2;
}

.account-setting-note::before {
  grid-column: 1;
}

.account-utility-strip {
  grid-column: 1 / -1;
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 0;
  border: 1px solid color-mix(in srgb, var(--border) 78%, var(--bg));
  border-radius: 0.5rem;
  background: color-mix(in srgb, var(--surface) 94%, var(--bg));
  overflow: hidden;
}

.account-utility-strip article {
  display: grid;
  gap: 0.35rem;
  min-width: 0;
  padding: clamp(0.82rem, 1.45vw, 1.05rem);
}

.account-utility-strip article + article {
  border-left: 1px solid color-mix(in srgb, var(--border) 72%, var(--bg));
}

.account-utility-strip span {
  color: var(--accent);
  font-family: var(--font-sans);
  font-size: 0.68rem;
  font-weight: 900;
  line-height: 1;
}

.account-utility-strip h3,
.account-utility-strip p {
  margin: 0;
}

.account-utility-strip h3 {
  color: var(--text);
  font-family: var(--font-serif);
  font-size: 1rem;
  font-weight: 600;
  line-height: 1.16;
  letter-spacing: 0;
}

.account-utility-strip p {
  color: var(--text-muted);
  font-family: var(--font-sans);
  font-size: 0.78rem;
  line-height: 1.45;
}

html[lang="zh-CN"] .account-settings-root .account-overview-panel .account-title {
  max-width: 8em;
  font-size: clamp(2rem, 3.4vw, 3.2rem);
  line-height: 1.06;
}

html[lang="zh-CN"] .account-settings-sidebar-head h2,
html[lang="zh-CN"] .account-setting-note h3,
html[lang="zh-CN"] .account-settings-root .panel-head h3,
html[lang="zh-CN"] .account-preference-header h3,
html[lang="zh-CN"] .account-preference-section h4,
html[lang="zh-CN"] .account-utility-strip h3 {
  line-height: 1.16;
}

html[lang="zh-CN"] .account-preference-header h3 {
  font-size: clamp(1.45rem, 2.15vw, 2.05rem);
}

html[data-theme="dark"] .account-settings-layout {
  border-color: color-mix(in srgb, var(--border) 76%, rgba(255, 255, 255, 0.06));
  background: color-mix(in srgb, var(--surface) 86%, var(--bg));
  box-shadow: none;
}

html[data-theme="dark"] .account-settings-sidebar,
html[data-theme="dark"] .account-settings-root .account-panel,
html[data-theme="dark"] .account-setting-note,
html[data-theme="dark"] .account-settings-root .account-overview-panel .account-hero-feature,
html[data-theme="dark"] .account-preference-section,
html[data-theme="dark"] .account-utility-strip {
  border-color: color-mix(in srgb, var(--border) 76%, rgba(255, 255, 255, 0.06));
  background: rgba(12, 28, 37, 0.72);
  box-shadow: none;
}

html[data-theme="dark"] .account-preference-content,
html[data-theme="dark"] .account-setting-tile,
html[data-theme="dark"] .account-segmented-control,
html[data-theme="dark"] .account-keyword-input input,
html[data-theme="dark"] .account-keyword-chipbox {
  border-color: color-mix(in srgb, var(--border) 78%, rgba(255, 255, 255, 0.07));
  background: rgba(8, 22, 30, 0.58);
}

html[data-theme="dark"] .account-segmented-control button.is-active,
html[data-theme="dark"] .account-segmented-control button[aria-selected="true"] {
  background: color-mix(in srgb, var(--accent) 20%, rgba(12, 28, 37, 0.82));
  color: #e9f7fb;
}

html[data-theme="dark"] .account-keyword-input input,
html[data-theme="dark"] .account-keyword-chip {
  color: #eef6fa;
}

html[data-theme="dark"] .account-keyword-add,
html[data-theme="dark"] .account-keyword-chip {
  border-color: color-mix(in srgb, var(--accent) 48%, rgba(255, 255, 255, 0.08));
  background: color-mix(in srgb, var(--accent) 22%, rgba(8, 22, 30, 0.82));
}

html[data-theme="dark"] .account-preference-footer .account-secondary-action {
  background: rgba(12, 28, 37, 0.72);
  color: #dbe8ee;
}

html[data-theme="dark"] .account-settings-root .account-tab {
  background: transparent;
}

html[data-theme="dark"] .account-settings-root .account-settings-nav::before {
  background: color-mix(in srgb, var(--accent) 18%, rgba(12, 28, 37, 0.7));
  border-color: color-mix(in srgb, var(--accent) 28%, var(--border));
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.04);
}

html[data-theme="dark"] .account-settings-root .account-tab:hover,
html[data-theme="dark"] .account-settings-root .account-tab:focus-visible {
  background: color-mix(in srgb, var(--accent) 18%, rgba(12, 28, 37, 0.7));
}

@media (max-width: 1120px) {
  .account-settings-layout {
    grid-template-columns: minmax(11rem, 0.72fr) minmax(0, 2fr);
  }

  .account-settings-layout:has(#profileSettingsPanel.is-active) {
    grid-template-columns: minmax(10.5rem, 0.58fr) minmax(0, 2.35fr);
  }
}

@media (max-width: 820px) {
  .account-settings-layout {
    grid-template-columns: 1fr;
  }

  .account-settings-layout:has(#profileSettingsPanel.is-active) {
    grid-template-columns: 1fr;
  }

  .account-settings-sidebar {
    position: static;
  }

  .account-settings-root .account-settings-nav {
    display: flex;
    gap: 0.45rem;
    overflow-x: auto;
    scrollbar-width: none;
    -webkit-overflow-scrolling: touch;
  }

  .account-settings-root .account-settings-nav::-webkit-scrollbar {
    display: none;
  }

  .account-settings-root .account-tab {
    width: auto;
    justify-content: center;
    text-align: center;
  }

  .account-settings-root .account-overview-panel .account-hero-rail,
  .account-preference-content,
  .account-toggle-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 640px) {
  .account-settings-layout {
    padding: 0.55rem;
  }

  .account-settings-sidebar,
  .account-setting-note {
    padding: 0.8rem;
  }

  .account-settings-sidebar-head h2 {
    font-size: 1.25rem;
  }

  .account-settings-root .account-overview-panel {
    min-height: 0;
  }

  .account-settings-root .account-overview-panel .account-title {
    font-size: clamp(1.85rem, 11vw, 2.6rem);
  }

  .account-settings-root .account-settings-row {
    grid-template-columns: 1fr;
  }

  .account-settings-root .account-settings-row .panel-meta {
    grid-column: 1;
  }

  .account-preference-shell {
    padding: 0.7rem;
  }

  .account-preference-header h3 {
    font-size: clamp(1.9rem, 12vw, 2.65rem);
  }

  .account-preference-control-row,
  .account-setting-tile--inline {
    grid-template-columns: 1fr;
  }

  .account-segmented-control {
    border-radius: 0.5rem;
  }

  .account-segmented-control button {
    flex-basis: calc(50% - 0.35rem);
  }

  .account-utility-strip {
    grid-template-columns: 1fr;
  }

  .account-keyword-composer {
    grid-template-columns: 1fr;
  }

  .account-keyword-add {
    width: 100%;
  }

  .account-preference-footer,
  .account-preference-footer-actions {
    align-items: stretch;
    justify-content: stretch;
  }

  .account-preference-save-state,
  .account-preference-footer-actions,
  .account-preference-footer button {
    width: 100%;
  }

  .account-utility-strip article,
  .account-utility-strip article + article,
  .account-utility-strip article:nth-child(3),
  .account-utility-strip article:nth-child(4) {
    border-left: 0;
    border-top: 1px solid color-mix(in srgb, var(--border) 72%, var(--bg));
  }

  .account-utility-strip article:first-child {
    border-top: 0;
  }
}

.panel-head {
  display: flex;
  justify-content: space-between;
  gap: 0.6rem;
  align-items: baseline;
  margin-bottom: 0.6rem;
}

.account-panel-summary.panel-head {
  align-items: center;
  margin-bottom: 0;
}

.panel-meta {
  margin: 0;
  color: var(--text-muted);
  font-family: var(--font-sans);
  font-size: 0.85rem;
}

.collection-browser {
  margin: 0 0 1rem;
  padding: 1rem 1rem 1.05rem;
  border: 1px solid color-mix(in srgb, var(--border) 78%, #a8d5df 22%);
  border-radius: 20px;
  background:
    radial-gradient(circle at top right, rgba(113, 196, 214, 0.16), transparent 34%),
    linear-gradient(180deg, rgba(247, 252, 253, 0.96) 0%, rgba(252, 252, 252, 0.98) 100%);
}

html[data-theme="dark"] .browse-mode-bar,
html[data-theme="dark"] .feed-controls-shell,
html[data-theme="dark"] .feed-controls-shell.is-open {
  background: color-mix(in oklch, var(--bg) 94%, var(--feed-control-paper) 6%);
}

html[data-theme="dark"] .feed-controls-shell {
  border-top-color: var(--feed-control-line);
}

html[data-theme="dark"] .feed-controls-shell.is-open {
  background: var(--feed-control-paper);
  border-color: var(--feed-control-line);
  border-radius: 0.95rem;
  box-shadow:
    0 26px 40px -34px var(--feed-control-shadow),
    inset 0 1px 0 color-mix(in srgb, var(--feed-control-ink) 8%, transparent);
}

html[data-theme="dark"] .article-card {
  border-bottom-color: color-mix(in srgb, var(--border) 88%, transparent);
  background: transparent;
}

html[data-theme="dark"][data-browse-mode="feed"] .article-card {
  margin-bottom: 1rem;
  padding: 0;
  border-bottom: 0;
}

html[data-theme="dark"][data-browse-mode="feed"] .article-card-frame {
  border: 0;
  border-radius: 0;
  background: transparent;
  box-shadow: none;
  overflow: visible;
}

html[data-theme="dark"][data-browse-mode="feed"] .article-card-frame > a {
  padding: 0;
}

html[data-theme="dark"][data-browse-mode="feed"] .article-card-content {
  padding: 1rem 0 1.05rem;
}

html[data-theme="dark"][data-browse-mode="feed"] .article-card.is-featured .article-card-content {
  padding: 1.1rem 0 1.15rem;
}

html[data-theme="dark"][data-browse-mode="feed"] .article-card:hover .article-card-frame,
html[data-theme="dark"][data-browse-mode="feed"] .article-card:focus-within .article-card-frame {
  border-color: transparent;
  box-shadow: none;
}

html[data-theme="dark"] .article-card.is-editor-pick {
  border-color: color-mix(in srgb, #b89136 34%, var(--border));
  background:
    linear-gradient(180deg, rgba(76, 57, 17, 0.22) 0%, rgba(76, 57, 17, 0.08) 42%, rgba(76, 57, 17, 0) 100%);
}

html[data-theme="dark"][data-browse-mode="feed"] .article-card.is-editor-pick .article-card-frame {
  border-color: transparent;
  background: transparent;
}

html[data-theme="dark"] .article-card .title {
  color: #edf4f8;
}

html[data-theme="dark"] .article-card .summary {
  color: #b6c4cd;
}

html[data-theme="dark"] .article-card .date,
html[data-theme="dark"] .evidence-strip,
html[data-theme="dark"] .article-card.is-read .topic,
html[data-theme="dark"] .article-card.is-read .date,
html[data-theme="dark"] .article-card.is-read .summary,
html[data-theme="dark"] .article-card.is-read .read-cta {
  color: #91a3af;
}

html[data-theme="dark"] .article-card.is-read .title {
  color: #7f909a;
}

html[data-theme="dark"] .article-status {
  background: rgba(14, 30, 39, 0.95);
  color: #b2c0c9;
  border-color: color-mix(in srgb, var(--border) 85%, #506774);
}

html[data-theme="dark"] .article-status[data-status="published"] {
  background: rgba(17, 53, 64, 0.92);
  color: #cbe7ef;
}

html[data-theme="dark"] .article-status[data-status="archived"] {
  background: rgba(38, 48, 56, 0.92);
  color: #b5c0c7;
}

html[data-theme="dark"] html[data-browse-mode="pages"] .article-card,
html[data-theme="dark"][data-browse-mode="pages"] .article-card {
  background: transparent;
}

html[data-theme="dark"][data-browse-mode="pages"] .article-card-frame {
  background: transparent;
  border-color: color-mix(in srgb, var(--border) 42%, transparent);
  box-shadow: none;
}

html[data-theme="dark"] .article-card .topic {
  color: #87d3eb;
}

html[data-theme="dark"] .read-cta {
  color: #87d3eb;
}

html[data-theme="dark"][data-browse-mode="feed"] .article-card:hover,
html[data-theme="dark"][data-browse-mode="feed"] .article-card:active,
html[data-theme="dark"][data-browse-mode="feed"] .article-card:focus-within {
  background: color-mix(in srgb, var(--accent) 10%, transparent);
  border-color: color-mix(in srgb, var(--accent) 28%, var(--border));
}

html[data-theme="dark"][data-browse-mode="pages"] .article-card:active .article-card-frame,
html[data-theme="dark"][data-browse-mode="pages"] .article-card:hover .article-card-frame,
html[data-theme="dark"][data-browse-mode="pages"] .article-card:focus-within .article-card-frame {
  border-color: color-mix(in srgb, var(--accent) 26%, var(--border));
  box-shadow: none;
}

html[data-theme="dark"] .collection-browser {
  border-color: color-mix(in srgb, var(--border) 86%, var(--accent));
  background:
    radial-gradient(circle at top right, rgba(111, 194, 223, 0.12), transparent 36%),
    linear-gradient(180deg, rgba(17, 36, 47, 0.98) 0%, rgba(12, 26, 35, 0.98) 100%);
}

html[data-theme="dark"] .collection-browser-kicker {
  color: #88d5ee;
}

html[data-theme="dark"] .collection-browser-summary {
  color: #a8bac4;
}

html[data-theme="dark"] .collection-browser-action {
  background: linear-gradient(180deg, rgba(17, 36, 47, 0.95), rgba(10, 24, 32, 0.98));
  border-color: color-mix(in srgb, var(--border) 84%, #5f97aa);
  color: #d7e7ee;
}

html[data-theme="dark"] .collection-browser-action--accent {
  background: linear-gradient(180deg, rgba(116, 201, 226, 0.22), rgba(43, 96, 114, 0.3));
  border-color: color-mix(in srgb, var(--accent) 70%, #a4dbe9);
  color: #e6f7fb;
}

html[data-theme="dark"] .collection-browser-action.is-active,
html[data-theme="dark"] .collection-browser-action[aria-selected="true"] {
  background: linear-gradient(180deg, rgba(118, 204, 228, 0.94) 0%, rgba(83, 162, 186, 0.92) 100%);
  border-color: color-mix(in srgb, var(--accent) 78%, #d3f1f8);
  color: #08202a;
  box-shadow: 0 16px 24px -22px rgba(111, 194, 223, 0.65);
}

html[data-theme="dark"] .collection-topic-chip {
  border-color: color-mix(in srgb, var(--border) 84%, #557d8c);
  background: linear-gradient(180deg, rgba(17, 36, 47, 0.94), rgba(11, 24, 32, 0.98));
  color: #d2e0e7;
}

html[data-theme="dark"] .collection-topic-chip:hover {
  border-color: color-mix(in srgb, var(--accent) 62%, var(--border));
  color: #eff7fa;
}

html[data-theme="dark"] .collection-topic-chip.is-active {
  border-color: color-mix(in srgb, var(--accent) 78%, #d3f1f8);
  background: linear-gradient(180deg, rgba(118, 204, 228, 0.94) 0%, rgba(83, 162, 186, 0.92) 100%);
  color: #08202a;
  box-shadow: 0 16px 24px -22px rgba(111, 194, 223, 0.65);
}

html[data-theme="dark"] .collection-topic-chip-count {
  background: rgba(255, 255, 255, 0.1);
}

html[data-theme="dark"] .collection-item {
  background: linear-gradient(180deg, rgba(17, 36, 47, 0.98), rgba(12, 25, 33, 0.98));
  border-color: color-mix(in srgb, var(--border) 88%, #405c68);
}

html[data-theme="dark"] .collection-item--focus-low {
  background: linear-gradient(180deg, rgba(16, 33, 43, 0.98), rgba(12, 25, 33, 0.98));
}

html[data-theme="dark"] .collection-item--focus-mid {
  background: linear-gradient(180deg, rgba(20, 39, 50, 0.98), rgba(14, 28, 37, 0.98));
  border-color: color-mix(in srgb, var(--border) 84%, #588093);
}

html[data-theme="dark"] .collection-item--focus-high {
  background: linear-gradient(180deg, rgba(26, 47, 59, 0.98), rgba(16, 31, 40, 0.98));
  border-color: color-mix(in srgb, var(--accent) 40%, var(--border));
}

html[data-theme="dark"] .collection-card-media {
  background: linear-gradient(135deg, #1a313d 0%, #243f4d 100%);
}

html[data-theme="dark"] .collection-card-placeholder {
  border-color: rgba(220, 236, 242, 0.12);
  background: rgba(255, 255, 255, 0.08);
  color: #d8e5eb;
}

html[data-theme="dark"] .collection-link {
  color: #edf4f8;
}

html[data-theme="dark"] .collection-card-link:hover .collection-link {
  color: #ffffff;
  text-decoration-color: rgba(237, 244, 248, 0.45);
}

html[data-theme="dark"] .collection-meta,
html[data-theme="dark"] .collection-summary {
  color: #aabac3;
}

html[data-theme="dark"] .collection-item-actions .remove-collection {
  border-color: color-mix(in srgb, var(--border) 82%, #58707f);
  background: linear-gradient(180deg, rgba(20, 40, 52, 0.98), rgba(12, 26, 35, 0.98));
  color: #dbe6eb;
}

html[data-theme="dark"] .collection-item-actions .remove-collection:hover:not(:disabled) {
  border-color: color-mix(in srgb, var(--accent) 50%, var(--border));
  background: linear-gradient(180deg, rgba(25, 48, 61, 0.98), rgba(14, 31, 40, 0.98));
  color: #ffffff;
}

html[data-theme="dark"] .account-settings-row {
  align-items: center;
  column-gap: 1rem;
  row-gap: 0.7rem;
}

html[data-theme="dark"] .account-settings-row > label:first-child {
  color: #e4edf2;
}

html[data-theme="dark"] .language-pill {
  color: #8fa3af;
}

html[data-theme="dark"] .language-pill.is-active,
html[data-theme="dark"] .language-pill[aria-selected="true"] {
  color: #f4fafc;
}

html[data-theme="dark"] .theme-toggle-label,
html[data-theme="dark"] .account-settings-row .panel-meta {
  color: #9fb1bb;
}

html[data-theme="dark"] .inside-office-title {
  color: #eef6fa;
}

html[data-theme="dark"] .inside-office-summary,
html[data-theme="dark"] .inside-office-role-copy,
html[data-theme="dark"] .inside-office-card-summary,
html[data-theme="dark"] .inside-office-time,
html[data-theme="dark"] .inside-office-stats,
html[data-theme="dark"] .inside-office-log-meta,
html[data-theme="dark"] .inside-office-lane-metric,
html[data-theme="dark"] .inside-office-metric-label {
  color: #a8bac4;
}

html[data-theme="dark"] .inside-office-metric,
html[data-theme="dark"] .inside-office-snippet,
html[data-theme="dark"] .inside-office-log-entry {
  background: linear-gradient(180deg, rgba(17, 36, 47, 0.98), rgba(12, 26, 35, 0.98));
  border-color: color-mix(in srgb, var(--border) 86%, #4a6774);
  box-shadow: none;
}

html[data-theme="dark"] .inside-office-metric-value,
html[data-theme="dark"] .inside-office-card-title,
html[data-theme="dark"] .inside-office-log-title,
html[data-theme="dark"] .inside-office-log-entry-title,
html[data-theme="dark"] .inside-office-lane-metric strong {
  color: #edf4f8;
}

html[data-theme="dark"] .inside-office-snippet p,
html[data-theme="dark"] .inside-office-file-list li {
  color: #b7c5cd;
}

html[data-theme="dark"] .inside-office-rotation-dot {
  background: rgba(255, 255, 255, 0.12);
}

.collection-browser-head {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  align-items: flex-start;
  margin-bottom: 0.8rem;
}

.collection-browser-copy {
  max-width: 36rem;
}

.collection-browser-kicker {
  margin: 0 0 0.2rem;
  color: #0d85a7;
  font-family: var(--font-sans);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.collection-browser-title {
  margin: 0;
  color: var(--text);
  font-size: 1.1rem;
  line-height: 1.2;
}

.collection-browser-summary {
  margin: 0.35rem 0 0;
  color: color-mix(in srgb, var(--text) 74%, white 26%);
  font-family: var(--font-sans);
  font-size: 0.88rem;
  line-height: 1.45;
}

.collection-browser-actions {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 0.45rem;
}

.collection-browser-action {
  border: 1px solid color-mix(in srgb, var(--border) 80%, #79bbcf 20%);
  background: rgba(255, 255, 255, 0.84);
  color: #28424a;
  border-radius: 999px;
  min-height: 2.15rem;
  padding: 0.36rem 0.9rem;
  font-family: var(--font-sans);
  font-size: 0.8rem;
  font-weight: 600;
  cursor: pointer;
  transition: transform 150ms ease, border-color 180ms ease, background 180ms ease, box-shadow 180ms ease;
}

.collection-browser-action--accent {
  border-color: rgba(13, 133, 167, 0.35);
  background: linear-gradient(180deg, rgba(220, 245, 249, 0.96) 0%, rgba(242, 251, 253, 0.96) 100%);
  color: #08586e;
}

.collection-browser-action.is-active,
.collection-browser-action[aria-selected="true"] {
  border-color: rgba(13, 133, 167, 0.52);
  background: linear-gradient(180deg, rgba(117, 210, 238, 0.98) 0%, rgba(168, 232, 247, 0.98) 100%);
  color: #063746;
  box-shadow: 0 14px 24px -20px rgba(13, 133, 167, 0.45);
}

.collection-browser-action:hover:not(:disabled) {
  transform: translateY(-1px);
  box-shadow: 0 10px 24px -20px rgba(0, 0, 0, 0.45);
}

.collection-browser-action:disabled {
  opacity: 0.45;
  cursor: default;
}

.collection-topic-filters {
  display: flex;
  flex-wrap: wrap;
  gap: 0.55rem;
}

.collection-topic-chip {
  display: inline-flex;
  align-items: center;
  gap: 0.55rem;
  border: 1px solid color-mix(in srgb, var(--border) 82%, #8abccc 18%);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.9);
  color: #3a4346;
  min-height: 2.15rem;
  padding: 0.3rem 0.42rem 0.3rem 0.82rem;
  font-family: var(--font-sans);
  font-size: 0.82rem;
  font-weight: 600;
  cursor: pointer;
  transition: transform 150ms ease, background 180ms ease, border-color 180ms ease, color 180ms ease, box-shadow 180ms ease;
}

.collection-topic-chip:hover {
  transform: translateY(-1px);
  border-color: rgba(13, 133, 167, 0.32);
}

.collection-topic-chip.is-active {
  border-color: rgba(13, 133, 167, 0.38);
  background: linear-gradient(180deg, rgba(223, 246, 251, 0.98) 0%, rgba(245, 252, 254, 0.98) 100%);
  color: #0b5c71;
  box-shadow: 0 16px 26px -24px rgba(11, 92, 113, 0.8);
}

.collection-topic-chip.is-spotlit {
  animation: collectionTopicSpotlight 820ms ease;
}

.collection-topic-chip-count {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 1.7rem;
  min-height: 1.7rem;
  padding: 0 0.35rem;
  border-radius: 999px;
  background: rgba(14, 102, 126, 0.08);
  color: inherit;
  font-size: 0.75rem;
  line-height: 1;
}

.collection-topic-chip--all .collection-topic-chip-count {
  background: rgba(48, 57, 60, 0.08);
}

.collection-list {
  margin: 0;
  padding: 0;
  list-style: none;
  column-count: 2;
  column-gap: 0.9rem;
}

.collection-item {
  border: 1px solid var(--border);
  border-radius: 18px;
  background: #fcfcfc;
  padding: 0.72rem;
  display: flex;
  flex-direction: column;
  break-inside: avoid;
  margin: 0 0 0.9rem;
  box-shadow: 0 18px 40px -34px rgba(20, 24, 27, 0.4);
}

.collection-item--focus-low {
  background: #fcfcfc;
  border-color: color-mix(in srgb, var(--border) 92%, #ffffff 8%);
}

.collection-item--focus-mid {
  background: #f6f6f6;
  border-color: color-mix(in srgb, var(--border) 90%, #8b8b8b 10%);
}

.collection-item--focus-high {
  background: #efefef;
  border-color: color-mix(in srgb, var(--border) 84%, #7a7a7a 16%);
}

.collection-card-link {
  display: flex;
  flex-direction: column;
  gap: 0.7rem;
  color: inherit;
  text-decoration: none;
}

.collection-card-media {
  position: relative;
  overflow: hidden;
  border-radius: 14px;
  background: linear-gradient(135deg, #eae7de 0%, #d7d2c4 100%);
  aspect-ratio: 16 / 10;
}

.collection-card-media--placeholder {
  display: flex;
  align-items: center;
  justify-content: center;
}

.collection-card-image {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.collection-card-placeholder {
  padding: 0.4rem 0.8rem;
  border: 1px solid rgba(30, 30, 30, 0.12);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.52);
  color: #2d2a25;
  font-family: var(--font-sans);
  font-size: 0.76rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.collection-card-body {
  display: flex;
  flex-direction: column;
  gap: 0.45rem;
}

.collection-link {
  color: var(--text);
  font-weight: 600;
  font-size: 1rem;
  line-height: 1.32;
}

.collection-card-link:hover .collection-link {
  color: #111;
  text-decoration: underline;
  text-decoration-color: color-mix(in srgb, #111 36%, transparent);
  text-underline-offset: 0.18em;
}

.collection-meta {
  margin: 0;
  color: var(--text-muted);
  font-size: 0.73rem;
  font-family: var(--font-sans);
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.35rem;
}

.collection-meta-text {
  min-width: 0;
}

.collection-summary {
  margin: 0;
  color: color-mix(in srgb, var(--text) 74%, white 26%);
  font-family: var(--font-sans);
  font-size: 0.83rem;
  line-height: 1.5;
}

.collection-item-actions {
  display: flex;
  justify-content: flex-end;
  margin-top: 0.85rem;
}

.collection-item-actions .remove-collection {
  border: 1px solid #d7d7d7;
  background: linear-gradient(180deg, #ffffff 0%, #f5f5f5 100%);
  color: #2e2e2e;
  border-radius: 999px;
  min-height: 2rem;
  padding: 0.34rem 0.78rem;
  font-family: var(--font-sans);
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.01em;
  cursor: pointer;
  transition: transform 140ms ease, border-color 180ms ease, background 180ms ease, color 180ms ease, box-shadow 180ms ease;
}

.collection-item-actions .remove-collection:hover:not(:disabled) {
  border-color: #bcbcbc;
  background: linear-gradient(180deg, #ffffff 0%, #efefef 100%);
  color: #111;
  transform: translateY(-1px);
  box-shadow: 0 6px 16px -14px rgba(0, 0, 0, 0.65);
}

.collection-item-actions .remove-collection:active:not(:disabled) {
  transform: translateY(0) scale(0.985);
  box-shadow: none;
}

.collection-item-actions .remove-collection:focus-visible {
  outline: 2px solid #cdcdcd;
  outline-offset: 2px;
}

.collection-item-actions .remove-collection:disabled {
  opacity: 0.55;
  cursor: not-allowed;
}

.collection-pagination {
  margin-top: 0.75rem;
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 0.5rem;
}

.collection-pagination button {
  border: 1px solid var(--border);
  background: #fff;
  padding: 0.42rem 0.7rem;
  border-radius: 6px;
  font-family: var(--font-sans);
  cursor: pointer;
}

.collection-pagination button:hover {
  border-color: var(--accent);
}

.collection-pagination button:disabled {
  opacity: 0.5;
  cursor: default;
}

.empty-state {
  margin: 0.75rem 0 0;
  color: var(--text-muted);
  font-family: var(--font-sans);
}

@keyframes collectionTopicSpotlight {
  0% {
    transform: scale(0.97);
    box-shadow: 0 0 0 rgba(11, 92, 113, 0);
  }
  45% {
    transform: scale(1.02);
    box-shadow: 0 0 0 8px rgba(11, 92, 113, 0.1);
  }
  100% {
    transform: scale(1);
    box-shadow: 0 16px 26px -24px rgba(11, 92, 113, 0.8);
  }
}

.logs-panel {
  margin-top: 1rem;
}

.activity-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0.6rem;
}

.activity-item {
  border: 1px solid var(--border);
  border-radius: 10px;
  background: #fcfcfc;
  padding: 0.65rem 0.75rem;
}

.activity-item--collected {
  background: #f5fbf2;
  border-color: #d7e8cf;
}

.activity-time {
  margin: 0;
  color: var(--text-muted);
  font-family: var(--font-sans);
  font-size: 0.8rem;
}

.activity-status {
  margin: 0.3rem 0 0;
  display: flex;
  flex-wrap: wrap;
  gap: 0.35rem;
}

.activity-badge {
  display: inline-flex;
  align-items: center;
  border-radius: 999px;
  padding: 0.12rem 0.5rem;
  font-family: var(--font-sans);
  font-size: 0.76rem;
  line-height: 1.3;
  border: 1px solid var(--border);
  background: #fff;
  color: var(--text-muted);
}

.activity-badge--collected {
  border-color: #cddfbe;
  background: #edf7e8;
  color: #436034;
}

.activity-badge--quiz {
  border-color: #d8d6cc;
  background: #f7f4ea;
  color: #685f3d;
}

.activity-entry {
  margin: 0.2rem 0 0;
  font-family: var(--font-sans);
  font-size: 0.9rem;
  line-height: 1.4;
}

.code-box {
  margin: 0.5rem 0 0;
  padding: 0.75rem;
  border: 1px solid var(--border);
  border-radius: 6px;
  background: #fafafa;
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace;
  font-size: 0.84rem;
  line-height: 1.45;
  overflow-x: auto;
}

@media (max-width: 700px) {
  .home-main {
    max-width: none;
  }

  html,
  body {
    overflow-x: clip;
  }

  .frontpage-top-stories {
    margin-bottom: 1.15rem;
    padding-top: 0.7rem;
  }

  html[data-browse-mode="feed"] .frontpage-top-stories-grid {
    grid-template-columns: minmax(0, 1fr);
    gap: 0;
  }

  html[data-browse-mode="feed"] .frontpage-top-stories-list .article-card.is-featured,
  html[data-browse-mode="feed"] .frontpage-top-stories-rail .article-card.is-frontpage-secondary,
  html[data-browse-mode="feed"] .frontpage-top-stories-rail .article-card.is-frontpage-brief {
    padding: 0.85rem 0;
  }

  html[data-browse-mode="feed"] .frontpage-top-stories-rail .article-card.is-frontpage-secondary .summary {
    display: block;
  }

  html[data-browse-mode="feed"] .frontpage-top-stories-rail .article-card.is-frontpage-brief .article-footer {
    display: flex;
  }

  html[data-browse-mode="feed"] .frontpage-top-stories-rail .article-card.is-frontpage-brief .summary {
    display: block;
  }

  html[data-browse-mode="feed"] .article-feed-river .article-card-frame > a {
    grid-template-columns: minmax(6.25rem, 34vw) minmax(0, 1fr);
    gap: 0.8rem;
  }

  .site-header,
  .hero,
  .main,
  .article-header,
  .article-body {
    padding-left: 1rem;
    padding-right: 1rem;
  }

  .article-cover {
    width: calc(100% - 2rem);
    margin-left: 1rem;
    margin-right: 1rem;
  }

  .main[data-primary-topic="art"] > .article-cover {
    max-width: calc(100% - 2rem);
    max-height: 70vh;
  }

  html {
    --article-title-font-size: 1.875rem;
    --article-title-line-height: 1.14;
    --article-heading-font-size: 1.32rem;
  }

  html[data-article-font-size="small"] {
    --article-title-font-size: 1.72rem;
    --article-title-line-height: 1.16;
    --article-heading-font-size: 1.18rem;
  }

  html[data-article-font-size="large"] {
    --article-title-font-size: 2.05rem;
    --article-title-line-height: 1.12;
    --article-heading-font-size: 1.46rem;
  }

  html[data-article-font-size="xlarge"] {
    --article-title-font-size: 2.22rem;
    --article-title-line-height: 1.1;
    --article-heading-font-size: 1.58rem;
  }

  .article-toolbar {
    position: relative;
  }

  .article-share {
    position: static;
  }

  .article-share-menu {
    left: 0;
    right: 0;
    width: auto;
  }

  .article-panel {
    margin-left: 1rem;
    margin-right: 1rem;
  }

  .article-nav-grid {
    grid-template-columns: 1fr;
  }

  .article-nav-link {
    min-height: 0;
    padding: 0.92rem 0.9rem 0.96rem;
    border-radius: 18px;
  }

  .article-nav-title {
    font-size: 1rem;
  }

  .recommendation-head {
    align-items: start;
    flex-direction: column;
    margin-bottom: 0.85rem;
  }

  .recommendation-list {
    grid-template-columns: 1fr;
  }

  .recommendation-item:first-child {
    grid-column: auto;
  }

  .recommendation-link,
  .recommendation-item:first-child .recommendation-link {
    grid-template-columns: 1fr;
    gap: 0.78rem;
    padding: 0.88rem;
    border-radius: 20px;
  }

  .recommendation-item:first-child .recommendation-media,
  .recommendation-item:not(:first-child) .recommendation-media {
    min-height: 0;
    aspect-ratio: 4 / 3;
    border-radius: 16px;
  }

  .recommendation-item .recommendation-title,
  .recommendation-item:not(:first-child) .recommendation-title {
    font-size: 0.98rem;
  }

  .recommendation-item .recommendation-meta {
    font-size: 0.76rem;
  }

  .hero {
    padding-top: 2.75rem;
    gap: 0.45rem;
  }

  .hero-tagline-row {
    gap: 0.5rem 0.55rem;
  }

  .hero-office {
    width: 100%;
    padding: 0.82rem 0.7rem;
    border-radius: 12px;
  }

  .hero-office-rotator-title {
    font-size: 0.72rem;
    letter-spacing: 0.1em;
  }

  .hero-office-list {
    min-height: 11rem;
  }

  .hero-office-row-header {
    gap: 0.25rem;
  }

  .hero-office-row-link {
    padding: 0.56rem 0.6rem;
  }

  .guest-entry {
    padding: 0.75rem;
  }

  .guest-entry-shell {
    min-height: calc(100dvh - 1.5rem);
    padding: 1rem;
    border-radius: 24px;
  }

  .guest-entry-grid {
    grid-template-columns: minmax(0, 1fr);
    align-items: start;
    gap: 1.35rem;
  }

  .guest-entry-title {
    max-width: 11.5ch;
    font-size: clamp(2.45rem, 11.5vw, 3.75rem);
  }

  .guest-entry-summary,
  .guest-entry-hint,
  .guest-entry-preview-body {
    font-size: 0.97rem;
  }

  .guest-entry-panel {
    padding: 0.95rem;
  }

  .guest-entry-stats {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .guest-entry-footer {
    flex-wrap: wrap;
    justify-content: flex-start;
  }

  .guest-entry-footer-link {
    width: 100%;
    justify-content: center;
  }

  .hero-subtitle {
    font-size: 0.95rem;
  }

  .article-topline {
    align-items: center;
  }

  .article-card .title {
    font-size: 1.14rem;
  }

  .article-card.is-featured .title {
    font-size: 1.28rem;
  }

  html[data-browse-mode="feed"] .article-card.has-image:not(.is-featured) .title {
    font-size: 1.24rem;
  }

  html[data-browse-mode="feed"] .article-card.has-no-image:not(.is-featured) .title {
    font-size: 1.13rem;
  }

  html[data-browse-mode="feed"] .article-card.has-no-image:not(.is-featured) .title,
  html[data-browse-mode="feed"] .article-card.has-no-image:not(.is-featured) .summary {
    max-width: none;
  }

  .article-footer {
    flex-wrap: wrap;
  }

  .article-figure--timeline {
    margin-bottom: 1.5rem;
  }

  .article-figure--timeline figcaption {
    margin-top: 0.75rem;
    text-align: left;
  }

  .browse-mode-bar {
    align-items: center;
    flex-wrap: nowrap;
  }

  .feed-primary-controls {
    gap: 0.58rem;
  }

  .feed-controls-shell.is-open {
    display: grid;
    grid-template-columns: minmax(0, 1fr);
    gap: 0.75rem;
    padding: 0.82rem;
  }

  .feed-controls-shell.is-open .feed-tabs,
  .feed-controls-shell.is-open .feed-applied-filters,
  .feed-controls-shell.is-open .topic-filter,
  .feed-controls-shell.is-open .feed-sort {
    grid-column: 1;
  }

  .feed-tabs {
    margin-bottom: 0;
  }

  .feed-applied-filters {
    align-items: flex-start;
    flex-wrap: wrap;
    gap: 0.42rem 0.5rem;
  }

  .feed-applied-filter-chips {
    order: 3;
    flex-basis: 100%;
  }

  .feed-applied-clear {
    margin-left: auto;
  }

  .topic-filter-controls {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 0.42rem;
    overflow: visible;
    margin: 0;
    padding: 0;
  }

  .continue-reading-list {
    grid-template-columns: 1fr;
  }

  .topic-pill,
  .sort-pill {
    width: 100%;
    min-height: 2.15rem;
    padding: 0.3rem 0.55rem;
    font-size: 0.78rem;
    text-align: center;
  }

  .feed-sort-controls {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .feed-search {
    margin-top: 0;
  }

  .feed-search-row {
    grid-template-columns: minmax(0, 1fr) auto;
    gap: 0.45rem;
  }

  .feed-search-input,
  .feed-search-submit {
    min-height: 2.7rem;
  }

  .account-hero {
    align-items: flex-start;
    flex-direction: column;
  }

  .account-grid {
    display: block;
  }

  .account-member-shell {
    display: grid;
  }

  .collection-pagination {
    justify-content: space-between;
  }

  .collection-list {
    column-count: 1;
    column-gap: 0;
  }

  .collection-browser-head {
    flex-direction: column;
  }

  .collection-browser-actions {
    justify-content: flex-start;
  }

  .collection-link {
    font-size: 0.9rem;
  }

  .collection-meta {
    font-size: 0.7rem;
  }

  .topic-blacklist-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 0.45rem;
  }

  .topic-blacklist-option {
    font-size: 0.8rem;
    line-height: 1.2;
  }

  .header-row {
    flex-wrap: wrap;
    row-gap: 0.65rem;
  }

  .header-actions {
    width: 100%;
    justify-content: space-between;
  }
}

@media (max-width: 430px) {
  html[lang="en"] .browse-mode-bar {
    flex-wrap: nowrap;
    align-items: center;
  }

  html[lang="en"] .feed-controls-toggle {
    max-width: 100%;
  }
}

@media (max-width: 390px) {
  html[lang="zh-CN"] .browse-mode-bar {
    flex-wrap: nowrap;
    align-items: center;
  }

  html[lang="zh-CN"] .feed-controls-toggle {
    max-width: 100%;
  }
}

@media (hover: none) {
  .article-card:hover {
    background: transparent;
  }

  .article-card:active,
  .article-card:focus-within {
    z-index: 3;
    background: rgba(13, 126, 160, 0.04);
    border-color: color-mix(in srgb, var(--accent) 18%, var(--border));
    --card-frame-shift-y: -2px;
    --card-frame-scale: 1.01;
    --card-title-shift-y: -1px;
    --card-title-scale: 1.015;
    --card-media-scale: 1.04;
    --card-media-filter: saturate(1.05) contrast(1.02);
  }

  html[data-browse-mode="pages"] .article-card:active .article-card-frame,
  html[data-browse-mode="pages"] .article-card:focus-within .article-card-frame {
    border-color: color-mix(in srgb, var(--accent) 28%, var(--border));
    box-shadow:
      0 32px 62px -48px rgba(10, 61, 82, 0.28),
      0 12px 24px -20px rgba(10, 61, 82, 0.14);
  }

  .article-card.is-editor-pick:active,
  .article-card.is-editor-pick:focus-within {
    background:
      linear-gradient(180deg, color-mix(in srgb, #faf1d4 95%, #fff) 0%, rgba(250, 241, 212, 0.6) 42%, rgba(250, 241, 212, 0) 100%);
    border-color: color-mix(in srgb, #b88b26 32%, var(--border));
  }

  .topic-pill:hover,
.sort-pill:hover {
    color: var(--feed-control-muted);
    border-color: var(--feed-control-line);
    transform: none;
  }

  .topic-pill.is-active:hover,
  .sort-pill.is-active:hover {
    color: var(--feed-control-on-teal);
    border-color: var(--feed-control-teal-hover);
  }
}

@media (hover: hover) and (pointer: fine) {
  .article-card:hover,
  .article-card:focus-within {
    z-index: 3;
  }

  html[data-browse-mode="feed"] .article-card:hover,
  html[data-browse-mode="feed"] .article-card:focus-within {
    background: rgba(0, 0, 0, 0.018);
    border-color: color-mix(in srgb, var(--accent) 18%, var(--border));
    --card-frame-shift-y: -3px;
    --card-frame-scale: 1.012;
    --card-title-shift-y: -1px;
    --card-title-scale: 1.02;
    --card-media-scale: 1.045;
    --card-media-filter: saturate(1.05) contrast(1.02);
  }

  html[data-browse-mode="pages"] .article-card:hover,
  html[data-browse-mode="pages"] .article-card:focus-within {
    --card-frame-shift-y: -6px;
    --card-frame-scale: 1.014;
    --card-title-shift-y: -1px;
    --card-title-scale: 1.022;
    --card-media-scale: 1.05;
    --card-media-filter: saturate(1.04) contrast(1.02);
  }

  .article-card.is-editor-pick:hover,
  .article-card.is-editor-pick:focus-within {
    background:
      linear-gradient(180deg, color-mix(in srgb, #faf1d4 96%, #fff) 0%, rgba(250, 241, 212, 0.68) 40%, rgba(250, 241, 212, 0) 100%);
    border-color: color-mix(in srgb, #b88b26 34%, var(--border));
  }
}


@media (prefers-reduced-motion: reduce) {
  .account-settings-root .account-settings-nav::before {
    transition: none;
  }

  .article-card,
  .article-card-frame,
  .article-card .title,
  .article-card-image,
  .topic-pill,
.sort-pill {
    transition: none;
  }

  .feed-controls-shell {
    transition: none;
    transform: none;
  }

  .article-card.is-visible {
    animation: none;
  }

  .account-headshot.is-wave-live .account-headshot-dot::before,
  .account-headshot.is-wave-live .account-headshot-dot::after {
    animation: none;
  }
}

.site-footer {
  width: 100%;
  margin-top: auto;
  border-top: 1px solid var(--border);
  padding: 0.95rem 1.5rem;
  font-family: var(--font-sans);
  color: var(--text-muted);
  background: color-mix(in srgb, var(--surface) 92%, var(--bg));
}

.site-footer-inner {
  max-width: min(var(--reading-width), 74rem);
  margin-inline: auto;
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto;
  align-items: center;
  gap: 0.8rem 1.35rem;
}

.site-footer-copy,
.site-footer-contact {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.55rem 0.75rem;
}

.site-footer p {
  margin: 0;
}

.site-footer-brand {
  display: inline-flex;
  align-items: center;
  gap: 0.48rem;
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.02em;
  color: color-mix(in srgb, var(--text-muted) 76%, #33424d);
  text-decoration: none;
}

.site-footer-brand .site-brand-logo {
  width: 1.35rem;
  height: 1.35rem;
  border-radius: 0.32rem;
}

.site-footer-brand:hover,
.site-footer-brand:focus-visible {
  color: var(--accent);
}

.site-footer-links {
  display: flex;
  flex-wrap: wrap;
  gap: 0.28rem 0.8rem;
  align-items: center;
  min-width: 0;
}

.site-footer-link {
  display: inline-flex;
  align-items: center;
  min-height: 1.35rem;
  padding: 0;
  border: 0;
  border-radius: 0;
  background: transparent;
  box-shadow: none;
  font-size: 0.76rem;
  font-weight: 600;
  line-height: 1.2;
  text-decoration: none;
  transition:
    color 0.2s ease,
    text-decoration-color 0.2s ease;
}

.site-footer-contact {
  justify-content: flex-end;
  justify-self: end;
  min-width: 0;
  border: 0;
  border-radius: 0;
  padding: 0;
  background: transparent;
  box-shadow: none;
}

.site-footer-contact-label {
  font-size: 0.76rem;
  font-weight: 600;
  letter-spacing: 0;
  color: color-mix(in srgb, var(--text-muted) 78%, #32414c);
}

.site-footer-contact-link {
  display: inline-flex;
  align-items: center;
  gap: 0;
  font-size: 0.76rem;
  font-weight: 600;
  color: color-mix(in srgb, var(--text) 74%, var(--accent));
  text-decoration: none;
  overflow-wrap: anywhere;
}

.site-footer-contact-link::before {
  content: none;
}

.site-footer a {
  color: inherit;
}

.site-footer-link:hover,
.site-footer-link:focus-visible {
  color: var(--accent);
  text-decoration: underline;
}

.site-footer-contact-link:hover,
.site-footer-contact-link:focus-visible,
.site-footer a:hover {
  color: var(--accent);
}

html[data-theme="dark"] .site-footer {
  border-top-color: color-mix(in srgb, var(--border) 78%, #35505d);
  background: rgba(8, 19, 26, 0.96);
}

html[data-theme="dark"] .site-footer-brand,
html[data-theme="dark"] .site-footer-contact-label {
  color: #9bb1bc;
}

html[data-theme="dark"] .site-footer-contact-link {
  color: #e4eef3;
}

@media (max-width: 820px) {
  .site-footer-inner {
    grid-template-columns: 1fr;
    justify-items: start;
    gap: 0.6rem;
  }

  .site-footer-links {
    gap: 0.34rem 0.74rem;
  }

  .site-footer-contact {
    justify-content: flex-start;
    justify-self: start;
  }
}

@media (max-width: 640px) {
  .site-footer {
    padding: 0.9rem;
  }

  .site-footer-inner {
    gap: 0.55rem;
  }

  .site-footer-brand,
  .site-footer-contact-label,
  .site-footer-contact-link,
  .site-footer-link {
    font-size: 0.74rem;
  }

  .site-footer-contact {
    align-items: flex-start;
    gap: 0.25rem 0.45rem;
  }
}

/* UI migration: topic archives */
.topic-landing {
  --topic-landing-line: color-mix(in srgb, var(--border) 74%, var(--bg));
  --topic-landing-paper: color-mix(in srgb, var(--surface) 90%, var(--bg));
  --topic-landing-soft: color-mix(in srgb, var(--text) 70%, var(--text-muted));
  --topic-landing-faint: color-mix(in srgb, var(--border) 48%, var(--bg));
  max-width: none;
  padding: clamp(0.75rem, 1.7vw, 1.2rem) clamp(1rem, 4.8vw, 5.25rem) clamp(3rem, 7vw, 5.5rem);
}

.topic-landing-back,
.topic-landing-hero,
.topic-landing-front,
.topic-landing-mosaic,
.topic-landing-list-shell {
  max-width: 92rem;
  margin-inline: auto;
}

.topic-landing-back {
  margin-bottom: clamp(0.7rem, 1.5vw, 1.2rem);
}

.topic-landing-hero {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(10.5rem, 14rem);
  gap: clamp(1.25rem, 4vw, 4.25rem);
  align-items: end;
  padding: clamp(0.95rem, 2.5vw, 2.05rem) 0 clamp(0.85rem, 1.8vw, 1.25rem);
  border-bottom: 1px solid var(--topic-landing-line);
}

.topic-landing-hero .title {
  max-width: 13ch;
  margin-top: 0.55rem;
  font-size: clamp(2.45rem, 4.8vw, 4.35rem);
  line-height: 0.96;
}

html[lang="zh-CN"] .topic-landing-hero .title {
  max-width: 8.5ch;
  font-size: clamp(2.45rem, 4.4vw, 3.95rem);
  line-height: 1.02;
}

.topic-landing-hero .summary {
  max-width: 42rem;
  margin-top: clamp(0.8rem, 1.5vw, 1.1rem);
  color: var(--topic-landing-soft);
  font-size: clamp(0.98rem, 1.2vw, 1.08rem);
  line-height: 1.56;
}

.topic-landing-meta {
  display: grid;
  gap: 0.34rem;
  align-content: center;
  min-height: 7.5rem;
  padding: 0.75rem 0 0.65rem;
  border-top: 1px solid var(--topic-landing-line);
  border-bottom: 1px solid var(--topic-landing-line);
  color: var(--text-muted);
  font-family: var(--font-sans);
  font-size: 0.78rem;
  line-height: 1.36;
}

.topic-landing-meta strong {
  color: var(--text);
  font-family: var(--font-serif);
  font-size: clamp(2.1rem, 3.2vw, 3.35rem);
  font-weight: 600;
  line-height: 0.9;
}

.topic-landing-front {
  display: grid;
  grid-template-columns: minmax(13rem, 0.8fr) minmax(0, 1.6fr) minmax(13rem, 0.88fr);
  gap: clamp(1rem, 2vw, 1.7rem);
  align-items: start;
  padding: clamp(1.1rem, 2.4vw, 1.75rem) 0;
  border-bottom: 1px solid var(--topic-landing-line);
}

.topic-landing-mosaic {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: clamp(0.9rem, 1.8vw, 1.35rem);
  padding: clamp(1rem, 2.2vw, 1.55rem) 0;
  border-bottom: 1px solid var(--topic-landing-line);
}

.topic-landing-list {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0 clamp(1rem, 2vw, 1.5rem);
  padding: 0 0 3.5rem;
}

.topic-landing-card {
  break-inside: avoid;
}

.topic-landing-card .article-card-frame {
  height: 100%;
  border: 0;
  border-radius: 0;
  background: transparent;
  box-shadow: none;
}

.topic-landing-card .article-card-frame > a {
  min-height: 100%;
}

.topic-landing-card .article-card-frame > a,
.topic-landing-card--row .article-card-frame > a {
  gap: 0;
}

.topic-landing-card .article-card-content {
  min-height: 100%;
  padding: 0;
}

.topic-landing-card .article-topline {
  align-items: baseline;
  gap: 0.5rem;
  margin-bottom: 0.34rem;
}

.topic-landing-card--lead .article-topline,
.topic-landing-card--secondary .article-topline {
  justify-content: flex-start;
}

.topic-landing-label,
.topic-landing-card .date {
  color: var(--text-muted);
  font-family: var(--font-sans);
  font-size: 0.72rem;
  font-weight: 600;
  line-height: 1.2;
}

.topic-landing-card--lead .title {
  font-size: clamp(2.1rem, 3vw, 3.35rem);
  line-height: 0.98;
  text-align: center;
}

html[lang="zh-CN"] .topic-landing-card--lead .title {
  font-size: clamp(2rem, 2.7vw, 3rem);
  line-height: 1.05;
  text-align: left;
}

.topic-landing-card--secondary .title {
  font-size: clamp(1.25rem, 1.55vw, 1.65rem);
  line-height: 1.08;
}

.topic-landing-card--row .title {
  font-size: clamp(1.05rem, 1.25vw, 1.28rem);
  line-height: 1.14;
}

.topic-landing-card.is-read .title {
  color: #7b8791;
}

.topic-landing-card .summary {
  color: var(--topic-landing-soft);
  font-size: 0.95rem;
  line-height: 1.46;
}

.topic-landing-card--lead .summary {
  display: -webkit-box;
  max-width: 42rem;
  margin-right: auto;
  margin-left: auto;
  overflow: hidden;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 3;
  text-align: center;
}

html[lang="zh-CN"] .topic-landing-card--lead .summary {
  text-align: left;
}

.topic-landing-card--secondary .summary,
.topic-landing-card--row .summary {
  display: -webkit-box;
  overflow: hidden;
  -webkit-box-orient: vertical;
}

.topic-landing-card--secondary .summary {
  -webkit-line-clamp: 3;
}

.topic-landing-card--row .summary {
  -webkit-line-clamp: 2;
}

.topic-landing-card .article-footer {
  margin-top: auto;
  padding-top: 0.7rem;
}

.topic-landing-media {
  margin: 0;
  overflow: hidden;
  background: var(--surface-muted);
}

.topic-landing-media img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: saturate(0.92) contrast(0.98);
}

.topic-landing-media--lead {
  aspect-ratio: 16 / 8.6;
  margin-bottom: 0.9rem;
}

.topic-landing-media--thumb {
  aspect-ratio: 16 / 10;
  margin-bottom: 0.7rem;
}

.topic-landing-brief {
  border-top: 2px solid color-mix(in srgb, var(--text) 58%, var(--topic-landing-line));
  color: var(--text);
  font-family: var(--font-sans);
}

.topic-landing-brief h2,
.topic-landing-brief-follow h3,
.topic-landing-section-bar h2 {
  margin: 0;
  color: var(--text);
  font-family: var(--font-sans);
  font-size: 0.82rem;
  font-weight: 700;
  line-height: 1.2;
  text-transform: uppercase;
}

html[lang="zh-CN"] .topic-landing-brief h2,
html[lang="zh-CN"] .topic-landing-brief-follow h3,
html[lang="zh-CN"] .topic-landing-section-bar h2 {
  text-transform: none;
}

.topic-landing-brief ol,
.topic-landing-brief dl {
  margin: 0.78rem 0 0;
}

.topic-landing-brief ol {
  display: grid;
  gap: 0;
  padding: 0;
  list-style: none;
}

.topic-landing-brief li {
  padding: 0.64rem 0;
}

.topic-landing-brief li + li {
  border-top: 1px solid color-mix(in srgb, var(--topic-landing-faint) 62%, transparent);
}

.topic-landing-brief li:first-child {
  padding-top: 0;
}

.topic-landing-brief li a {
  display: grid;
  gap: 0.26rem;
  color: inherit;
  text-decoration: none;
}

.topic-landing-brief li span {
  font-family: var(--font-serif);
  font-size: clamp(0.98rem, 1.08vw, 1.12rem);
  font-weight: 600;
  line-height: 1.16;
}

.topic-landing-brief li.is-read span {
  color: #7b8791;
}

.topic-landing-brief li time,
.topic-landing-brief dt {
  color: var(--text-muted);
  font-size: 0.72rem;
  font-weight: 600;
}

.topic-landing-brief dl {
  display: grid;
  gap: 0;
}

.topic-landing-brief dl > div {
  padding: 0.72rem 0;
}

.topic-landing-brief dl > div + div {
  border-top: 1px solid color-mix(in srgb, var(--topic-landing-faint) 62%, transparent);
}

.topic-landing-brief dd {
  margin: 0.22rem 0 0;
  color: var(--topic-landing-soft);
  font-size: 0.84rem;
  line-height: 1.4;
}

.topic-landing-brief-follow {
  margin-top: clamp(1rem, 2vw, 1.35rem);
  padding-top: clamp(0.85rem, 1.6vw, 1.05rem);
  border-top: 1px solid color-mix(in srgb, var(--text) 30%, var(--topic-landing-line));
}

.topic-landing-brief-follow ol {
  margin-top: 0.72rem;
}

.topic-landing-brief-follow li {
  padding: 0.54rem 0;
}

.topic-landing-brief-follow li span {
  font-size: clamp(0.94rem, 1vw, 1.06rem);
  line-height: 1.18;
}

.topic-landing-section-bar {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 1rem;
  padding: clamp(1rem, 2vw, 1.45rem) 0 0.8rem;
  border-bottom: 1px solid var(--topic-landing-line);
  font-family: var(--font-sans);
}

.topic-landing-section-bar span {
  color: var(--text-muted);
  font-size: 0.78rem;
  font-weight: 600;
}

.topic-landing-card--row {
  padding: 0.9rem 0;
}

.topic-landing-card--row + .topic-landing-card--row {
  border-top: 1px solid color-mix(in srgb, var(--topic-landing-faint) 70%, transparent);
}

.topic-landing-card--row .article-card-frame > a {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
}

.topic-landing-card--row.has-image .article-card-frame > a {
  grid-template-columns: minmax(6.5rem, 0.36fr) minmax(0, 1fr);
  gap: 0.8rem;
}

.topic-landing-card--row .topic-landing-media--thumb {
  aspect-ratio: 4 / 3;
  margin-bottom: 0;
}

html[data-theme="dark"] .topic-landing {
  --topic-landing-line: color-mix(in srgb, var(--border) 72%, rgba(255, 255, 255, 0.06));
  --topic-landing-paper: rgba(12, 28, 37, 0.74);
  --topic-landing-soft: color-mix(in srgb, var(--text) 68%, var(--text-muted));
  --topic-landing-faint: color-mix(in srgb, var(--border) 52%, rgba(255, 255, 255, 0.04));
}

html[data-theme="dark"] .topic-landing-media {
  background: rgba(9, 20, 28, 0.92);
}

@media (max-width: 900px) {
  .topic-landing-hero {
    grid-template-columns: 1fr;
  }

  .topic-landing-front {
    grid-template-columns: 1fr;
  }

  .topic-landing-mosaic,
  .topic-landing-list {
    grid-template-columns: 1fr;
  }

  .topic-landing-brief--left {
    order: 2;
  }

  .topic-landing-card--lead {
    order: 1;
  }

  .topic-landing-brief--right {
    order: 3;
  }
}

@media (max-width: 640px) {
  .topic-landing {
    padding-inline: 1rem;
  }

  .topic-landing-hero .title {
    max-width: 10.5ch;
    font-size: clamp(2.55rem, 16vw, 4.5rem);
  }

  .topic-landing-card--lead .title {
    text-align: left;
  }

  .topic-landing-card--lead .summary {
    text-align: left;
  }

  .topic-landing-card--row.has-image .article-card-frame > a {
    grid-template-columns: 1fr;
  }

  .topic-landing-card--row .topic-landing-media--thumb {
    aspect-ratio: 16 / 9;
    margin-bottom: 0.7rem;
  }
}

/* UI migration: topics index */
.topics-index {
  --topics-index-line: color-mix(in srgb, var(--border) 72%, var(--text));
  --topics-index-rule-strong: color-mix(in srgb, var(--text) 88%, var(--border));
  --topics-index-paper: color-mix(in srgb, var(--surface) 92%, var(--bg));
  --topics-index-ink-soft: color-mix(in srgb, var(--text) 72%, var(--text-muted));
  --topics-index-wash: color-mix(in srgb, var(--accent) 8%, var(--bg));
  --topics-index-frame-wash: oklch(0.91 0.018 210);
  --topics-index-frame-accent: oklch(0.76 0.055 205);
  max-width: none;
  overflow-x: clip;
  padding: clamp(0.75rem, 1.5vw, 1.25rem) clamp(1rem, 4vw, 4.5rem) clamp(3rem, 7vw, 5rem);
}

.topics-index-hero {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(11rem, 15rem);
  gap: clamp(1.25rem, 4vw, 4rem);
  align-items: end;
  max-width: 92rem;
  margin-inline: auto;
  padding: clamp(1.35rem, 4vw, 3.2rem) 0 clamp(0.9rem, 2vw, 1.45rem);
  border-bottom: 1px solid var(--topics-index-line);
}

.topics-index-kicker,
.topics-index-desk-topline,
.topics-index-desk-cta,
.topics-index-latest-date {
  font-family: var(--font-sans);
  font-size: 0.72rem;
  letter-spacing: 0;
}

.topics-index-kicker {
  margin: 0 0 clamp(0.8rem, 1.5vw, 1.15rem);
  color: var(--accent);
  font-weight: 600;
}

.topics-index-hero h1 {
  max-width: 14ch;
  margin: 0;
  color: var(--text);
  font-family: var(--font-serif);
  font-size: clamp(2.55rem, 4.6vw, 4.65rem);
  font-weight: 600;
  line-height: 0.98;
}

html[lang="zh-CN"] .topics-index-hero h1 {
  max-width: 9ch;
  font-size: clamp(2.35rem, 4.2vw, 4.05rem);
  line-height: 1.04;
}

.topics-index-deck {
  max-width: 38rem;
  margin: clamp(0.75rem, 1.5vw, 1.05rem) 0 0;
  color: var(--topics-index-ink-soft);
  font-size: clamp(0.98rem, 1.15vw, 1.08rem);
  line-height: 1.54;
}

.topics-index-meta {
  display: grid;
  align-content: center;
  gap: 0.34rem;
  justify-items: start;
  min-height: 8rem;
  padding: 0.8rem 0 0.7rem;
  border-top: 1px solid var(--topics-index-line);
  border-bottom: 1px solid var(--topics-index-line);
  color: var(--text-muted);
  font-family: var(--font-sans);
  font-size: 0.78rem;
  line-height: 1.36;
}

.topics-index-meta strong {
  color: var(--text);
  font-family: var(--font-serif);
  font-size: clamp(2.1rem, 3.2vw, 3.35rem);
  font-weight: 600;
  line-height: 0.9;
}

.topics-index-meta-rule {
  display: block;
  width: 100%;
  height: 1px;
  margin: 0.5rem 0 0.35rem;
  background: var(--topics-index-line);
}

.topics-index-latest-date {
  color: var(--accent);
  font-weight: 600;
}

.topics-index-latest-link {
  display: -webkit-box;
  max-width: 100%;
  overflow: hidden;
  color: var(--text);
  font-family: var(--font-serif);
  font-size: clamp(0.95rem, 1.1vw, 1.08rem);
  font-weight: 600;
  line-height: 1.18;
  text-decoration: none;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 3;
}

.topics-index-latest-link:hover,
.topics-index-latest-link:focus-visible {
  color: var(--accent);
}

.topics-index-atlas {
  display: grid;
  grid-template-columns: repeat(8, minmax(0, 1fr));
  gap: clamp(1rem, 2vw, 1.7rem) clamp(1rem, 2.1vw, 2rem);
  max-width: 92rem;
  margin-inline: auto;
  border-top: 2px solid var(--topics-index-rule-strong);
  padding-top: clamp(1rem, 2vw, 1.5rem);
  padding-bottom: 3.25rem;
}

.topics-index-desk[hidden] {
  display: none;
}

.topics-index-desk {
  position: relative;
  grid-column: span 2;
  min-width: 0;
  border-top: 1px solid var(--topics-index-line);
  transition:
    color 160ms ease,
    transform 160ms ease;
}

.topics-index-desk:hover,
.topics-index-desk:focus-within {
  color: var(--accent);
  transform: translateY(-2px);
}

.topics-index-desk--feature {
  grid-column: span 4;
  border-top: 0;
}

.topics-index-desk--anchor {
  grid-column: span 2;
  border-top: 0;
}

.topics-index-desk[data-topic="oss"] {
  --topics-index-frame-wash: oklch(0.9 0.023 224);
  --topics-index-frame-accent: oklch(0.72 0.062 211);
}

.topics-index-desk[data-topic="finance"] {
  --topics-index-frame-wash: oklch(0.91 0.025 139);
  --topics-index-frame-accent: oklch(0.69 0.058 151);
}

.topics-index-desk[data-topic="fine-dining"] {
  --topics-index-frame-wash: oklch(0.91 0.026 54);
  --topics-index-frame-accent: oklch(0.7 0.058 42);
}

.topics-index-desk[data-topic="news"] {
  --topics-index-frame-wash: oklch(0.9 0.018 254);
  --topics-index-frame-accent: oklch(0.69 0.052 248);
}

.topics-index-desk[data-topic="art"] {
  --topics-index-frame-wash: oklch(0.91 0.025 325);
  --topics-index-frame-accent: oklch(0.69 0.052 330);
}

.topics-index-desk[data-topic="city-travel"] {
  --topics-index-frame-wash: oklch(0.91 0.024 184);
  --topics-index-frame-accent: oklch(0.69 0.056 184);
}

.topics-index-desk[data-topic="ai-china"] {
  --topics-index-frame-wash: oklch(0.9 0.022 198);
  --topics-index-frame-accent: oklch(0.68 0.057 198);
}

.topics-index-desk[data-topic="literature"] {
  --topics-index-frame-wash: oklch(0.91 0.022 78);
  --topics-index-frame-accent: oklch(0.7 0.052 72);
}

.topics-index-desk[data-topic="history"] {
  --topics-index-frame-wash: oklch(0.9 0.018 34);
  --topics-index-frame-accent: oklch(0.68 0.048 34);
}

.topics-index-desk[data-topic="health"] {
  --topics-index-frame-wash: oklch(0.91 0.024 165);
  --topics-index-frame-accent: oklch(0.69 0.056 165);
}

.topics-index-desk[data-topic="movie"] {
  --topics-index-frame-wash: oklch(0.9 0.02 288);
  --topics-index-frame-accent: oklch(0.68 0.052 286);
}

.topics-index-desk[data-topic="paleontology"] {
  --topics-index-frame-wash: oklch(0.9 0.026 112);
  --topics-index-frame-accent: oklch(0.68 0.055 112);
}

.topics-index-desk a {
  display: grid;
  grid-template-rows: auto;
  gap: 0.78rem;
  min-height: 100%;
  color: inherit;
  text-decoration: none;
  padding: clamp(0.75rem, 1.3vw, 1rem) 0;
}

.topics-index-desk--feature a {
  grid-template-columns: 1fr;
  gap: clamp(0.9rem, 1.6vw, 1.35rem);
  padding-top: clamp(0.9rem, 1.6vw, 1.25rem);
}

.topics-index-desk--anchor a {
  gap: clamp(0.75rem, 1.4vw, 1rem);
  padding-top: clamp(0.9rem, 1.6vw, 1.25rem);
}

.topics-index-desk-media {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 0.7fr);
  gap: 0.28rem;
  aspect-ratio: 16 / 7;
  overflow: hidden;
  background:
    linear-gradient(135deg, color-mix(in oklch, var(--topics-index-frame-accent) 22%, transparent), transparent 58%),
    radial-gradient(circle at 85% 18%, color-mix(in oklch, var(--topics-index-frame-accent) 16%, transparent), transparent 34%),
    var(--topics-index-frame-wash);
}

.topics-index-desk--feature .topics-index-desk-media {
  grid-template-columns: minmax(0, 1.35fr) minmax(0, 0.75fr) minmax(0, 0.75fr);
  grid-template-rows: repeat(2, minmax(0, 1fr));
  gap: 0.38rem;
  aspect-ratio: 16 / 9;
}

.topics-index-desk--anchor .topics-index-desk-media {
  grid-template-columns: minmax(0, 1.15fr) minmax(0, 0.85fr);
  grid-template-rows: repeat(2, minmax(0, 1fr));
  gap: 0.32rem;
  aspect-ratio: 4 / 3;
}

.topics-index-desk-media img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: saturate(0.9) contrast(0.99);
  transition: filter 160ms ease, transform 220ms ease;
}

.topics-index-desk-media img:first-child {
  grid-row: span 2;
}

.topics-index-desk-media img:nth-child(n+3) {
  display: none;
}

.topics-index-desk--feature .topics-index-desk-media img:nth-child(n),
.topics-index-desk--anchor .topics-index-desk-media img:nth-child(n) {
  display: block;
}

.topics-index-desk--feature .topics-index-desk-media img:first-child,
.topics-index-desk--anchor .topics-index-desk-media img:first-child {
  grid-row: span 2;
}

.topics-index-desk--feature .topics-index-desk-media img:nth-child(n+6),
.topics-index-desk--anchor .topics-index-desk-media img:nth-child(n+4) {
  display: none;
}

.topics-index-desk:hover .topics-index-desk-media img,
.topics-index-desk:focus-within .topics-index-desk-media img {
  filter: saturate(1) contrast(1.02);
  transform: scale(1.018);
}

.topics-index-desk-media--fallback::before {
  content: "";
  display: block;
  width: 100%;
  height: 100%;
  background:
    linear-gradient(90deg, transparent 47%, color-mix(in srgb, var(--accent) 18%, transparent) 48%, color-mix(in srgb, var(--accent) 18%, transparent) 52%, transparent 53%),
    linear-gradient(0deg, transparent 47%, rgba(153, 107, 47, 0.13) 48%, rgba(153, 107, 47, 0.13) 52%, transparent 53%);
  background-size: 2.25rem 2.25rem;
}

.topics-index-desk-body {
  display: grid;
  grid-template-columns: minmax(2.25rem, auto) minmax(0, 1fr);
  grid-template-areas:
    "number copy"
    "number cta";
  gap: 0.4rem clamp(0.75rem, 1.2vw, 1rem);
  align-items: start;
}

.topics-index-desk--feature .topics-index-desk-body {
  grid-template-columns: minmax(3rem, auto) minmax(0, 1fr);
  gap: 0.55rem clamp(0.9rem, 1.6vw, 1.35rem);
}

.topics-index-desk-copy {
  grid-area: copy;
  min-width: 0;
}

.topics-index-desk-number {
  grid-area: number;
  color: color-mix(in srgb, var(--accent) 70%, var(--text-muted));
  font-family: var(--font-serif);
  font-size: clamp(1rem, 1.2vw, 1.35rem);
  font-weight: 600;
  line-height: 1;
  font-variant-numeric: tabular-nums;
}

.topics-index-desk--feature .topics-index-desk-number {
  font-size: clamp(2rem, 3.4vw, 3.4rem);
}

.topics-index-desk-topline {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 0.55rem;
  margin-bottom: 0.45rem;
  color: var(--text-muted);
}

.topics-index-desk h2 {
  margin: 0;
  color: var(--text);
  font-family: var(--font-serif);
  font-size: clamp(1.05rem, 1.15vw, 1.26rem);
  font-weight: 600;
  line-height: 1.08;
  transition: color 160ms ease;
}

.topics-index-desk:hover h2,
.topics-index-desk:focus-within h2 {
  color: var(--accent);
}

.topics-index-desk--feature h2 {
  font-size: clamp(2.25rem, 4.1vw, 4.25rem);
  line-height: 0.98;
}

html[lang="zh-CN"] .topics-index-desk--feature h2 {
  line-height: 1.03;
}

.topics-index-desk--anchor h2 {
  font-size: clamp(1.35rem, 1.8vw, 1.9rem);
  line-height: 1.02;
}

.topics-index-desk p {
  margin: 0;
  color: var(--topics-index-ink-soft);
  font-size: 0.82rem;
  line-height: 1.42;
}

.topics-index-desk--feature p {
  max-width: 58rem;
  font-size: clamp(1rem, 1.2vw, 1.08rem);
  line-height: 1.5;
}

.topics-index-desk--anchor p {
  font-size: 0.9rem;
  line-height: 1.45;
}

.topics-index-desk-cta {
  grid-area: cta;
  display: inline-flex;
  gap: 0.28rem;
  justify-self: start;
  align-self: end;
  color: var(--accent);
  font-weight: 600;
}

html[data-theme="dark"] .topics-index {
  --topics-index-line: color-mix(in srgb, var(--border) 72%, rgba(255, 255, 255, 0.06));
  --topics-index-rule-strong: color-mix(in srgb, #d8e8ef 78%, var(--border));
  --topics-index-paper: rgba(12, 28, 37, 0.74);
  --topics-index-ink-soft: color-mix(in srgb, var(--text) 68%, var(--text-muted));
  --topics-index-wash: rgba(13, 39, 50, 0.86);
  --topics-index-frame-wash: oklch(0.26 0.026 210);
  --topics-index-frame-accent: oklch(0.55 0.07 205);
}

html[data-theme="dark"] .topics-index-desk[data-topic="oss"] {
  --topics-index-frame-wash: oklch(0.25 0.03 224);
  --topics-index-frame-accent: oklch(0.55 0.07 211);
}

html[data-theme="dark"] .topics-index-desk[data-topic="finance"] {
  --topics-index-frame-wash: oklch(0.25 0.032 139);
  --topics-index-frame-accent: oklch(0.54 0.066 151);
}

html[data-theme="dark"] .topics-index-desk[data-topic="fine-dining"] {
  --topics-index-frame-wash: oklch(0.26 0.03 54);
  --topics-index-frame-accent: oklch(0.55 0.066 42);
}

html[data-theme="dark"] .topics-index-desk[data-topic="news"] {
  --topics-index-frame-wash: oklch(0.25 0.025 254);
  --topics-index-frame-accent: oklch(0.54 0.062 248);
}

html[data-theme="dark"] .topics-index-desk[data-topic="art"] {
  --topics-index-frame-wash: oklch(0.25 0.03 325);
  --topics-index-frame-accent: oklch(0.54 0.062 330);
}

html[data-theme="dark"] .topics-index-desk[data-topic="city-travel"] {
  --topics-index-frame-wash: oklch(0.25 0.03 184);
  --topics-index-frame-accent: oklch(0.54 0.066 184);
}

html[data-theme="dark"] .topics-index-desk[data-topic="ai-china"] {
  --topics-index-frame-wash: oklch(0.25 0.028 198);
  --topics-index-frame-accent: oklch(0.54 0.066 198);
}

html[data-theme="dark"] .topics-index-desk[data-topic="literature"] {
  --topics-index-frame-wash: oklch(0.26 0.028 78);
  --topics-index-frame-accent: oklch(0.55 0.06 72);
}

html[data-theme="dark"] .topics-index-desk[data-topic="history"] {
  --topics-index-frame-wash: oklch(0.25 0.024 34);
  --topics-index-frame-accent: oklch(0.54 0.058 34);
}

html[data-theme="dark"] .topics-index-desk[data-topic="health"] {
  --topics-index-frame-wash: oklch(0.25 0.03 165);
  --topics-index-frame-accent: oklch(0.54 0.066 165);
}

html[data-theme="dark"] .topics-index-desk[data-topic="movie"] {
  --topics-index-frame-wash: oklch(0.25 0.026 288);
  --topics-index-frame-accent: oklch(0.54 0.06 286);
}

html[data-theme="dark"] .topics-index-desk[data-topic="paleontology"] {
  --topics-index-frame-wash: oklch(0.25 0.032 112);
  --topics-index-frame-accent: oklch(0.54 0.064 112);
}

html[data-theme="dark"] .topics-index-desk-media {
  background:
    linear-gradient(135deg, color-mix(in oklch, var(--topics-index-frame-accent) 26%, transparent), transparent 58%),
    radial-gradient(circle at 85% 18%, color-mix(in oklch, var(--topics-index-frame-accent) 20%, transparent), transparent 34%),
    color-mix(in oklch, var(--topics-index-frame-wash) 82%, oklch(0.09 0.01 210));
}

@media (max-width: 1180px) {
  .topics-index-desk {
    grid-column: span 2;
  }

  .topics-index-desk--feature {
    grid-column: span 4;
  }

  .topics-index-desk--anchor {
    grid-column: span 2;
  }
}

@media (max-width: 900px) {
  .topics-index-hero {
    grid-template-columns: 1fr;
  }

  .topics-index-desk,
  .topics-index-desk--feature,
  .topics-index-desk--anchor {
    grid-column: span 4;
  }

  .topics-index-desk--feature {
    grid-column: span 8;
  }
}

@media (max-width: 640px) {
  .topics-index {
    padding-top: 0.5rem;
    padding-inline: 1rem;
  }

  .topics-index-atlas {
    grid-template-columns: 1fr;
    gap: 0;
  }

  .topics-index-desk,
  .topics-index-desk--feature,
  .topics-index-desk--anchor {
    grid-column: 1;
    border-top: 1px solid var(--topics-index-line);
  }

  .topics-index-desk a,
  .topics-index-desk--feature a {
    grid-template-columns: 1fr;
    gap: 0.78rem;
  }

  .topics-index-desk--feature .topics-index-desk-media,
  .topics-index-desk--anchor .topics-index-desk-media {
    grid-template-columns: minmax(0, 1fr);
    grid-template-rows: minmax(0, 1fr);
    aspect-ratio: 16 / 9;
    min-height: 0;
  }

  .topics-index-desk--feature .topics-index-desk-media img:nth-child(n+2),
  .topics-index-desk--anchor .topics-index-desk-media img:nth-child(n+2),
  .topics-index-desk-media img:nth-child(n+2) {
    display: none;
  }

  .topics-index-desk-media img:first-child,
  .topics-index-desk--feature .topics-index-desk-media img:first-child,
  .topics-index-desk--anchor .topics-index-desk-media img:first-child {
    grid-row: auto;
  }

  .topics-index-desk-body,
  .topics-index-desk--feature .topics-index-desk-body {
    grid-template-columns: minmax(2.2rem, auto) minmax(0, 1fr);
  }

  .topics-index-desk--feature h2 {
    font-size: clamp(1.75rem, 11vw, 2.55rem);
  }

  .topics-index-hero h1 {
    max-width: 9.5ch;
  }
}

/* UI migration: saved workspace */
.saved-workspace {
  display: grid;
  width: min(100%, 82rem);
  max-width: none;
  grid-template-columns: minmax(11rem, 14rem) minmax(0, 1fr);
  gap: clamp(1.1rem, 3vw, 2.4rem);
  align-items: start;
  padding-right: clamp(1rem, 3vw, 2rem);
  padding-left: clamp(1rem, 3vw, 2rem);
  padding-top: clamp(1.4rem, 4vw, 3.2rem);
}

.saved-workspace-sidebar {
  position: sticky;
  top: 1rem;
  display: grid;
  gap: 1.4rem;
  padding-top: 0.35rem;
  font-family: var(--font-sans);
}

.saved-workspace-nav-group {
  display: grid;
  gap: 0.25rem;
}

.saved-workspace-nav-group + .saved-workspace-nav-group {
  padding-top: 0.9rem;
  border-top: 1px solid color-mix(in srgb, var(--border) 74%, white);
}

.saved-workspace-kicker,
.saved-workspace-nav-help,
.saved-workspace-filter,
.saved-workspace-toolbar,
.saved-workspace-card-topic,
.saved-workspace-card time,
.saved-workspace-note {
  font-family: var(--font-sans);
}

.saved-workspace-kicker {
  margin: 0 0 0.65rem;
  color: var(--accent);
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0;
}

.saved-workspace-nav-group .saved-workspace-kicker {
  margin-bottom: 0.2rem;
}

.saved-workspace-nav-help {
  margin: 0 0 0.45rem;
  color: color-mix(in srgb, var(--text-muted) 88%, var(--text));
  font-size: 0.76rem;
  line-height: 1.35;
}

.saved-workspace-filter {
  display: flex;
  width: 100%;
  min-height: 2.15rem;
  align-items: center;
  justify-content: space-between;
  gap: 0.6rem;
  border: 0;
  border-radius: 0.45rem;
  background: transparent;
  color: var(--text-muted);
  font-size: 0.86rem;
  font-weight: 650;
  padding: 0 0.55rem;
  text-align: left;
  cursor: pointer;
}

.saved-workspace-filter.is-active {
  background: color-mix(in srgb, var(--accent) 9%, transparent);
  color: var(--accent);
}

.saved-workspace-filter:hover {
  background: color-mix(in srgb, var(--accent) 7%, transparent);
  color: var(--accent);
}

.saved-workspace-note {
  border: 1px solid color-mix(in srgb, var(--border) 78%, white);
  border-radius: 0.5rem;
  padding: 0.85rem;
  color: var(--text-muted);
  font-size: 0.84rem;
  line-height: 1.45;
}

.saved-workspace-note p {
  margin: 0 0 0.65rem;
}

.saved-workspace-note a,
.saved-workspace-empty a {
  color: var(--accent);
  font-weight: 600;
  text-decoration: none;
}

.saved-workspace-main {
  min-width: 0;
}

.saved-workspace-hero {
  padding-bottom: 1.25rem;
  border-bottom: 1px solid color-mix(in srgb, var(--border) 78%, white);
}

.saved-workspace-hero h1 {
  margin: 0;
  color: var(--text);
  font-family: var(--font-serif);
  font-size: clamp(2.2rem, 5vw, 4rem);
  font-weight: 600;
  line-height: 1;
}

.saved-workspace-hero p:last-child {
  max-width: 44rem;
  margin: 0.85rem 0 0;
  color: var(--text-muted);
  font-size: 1.02rem;
}

.saved-workspace-banner,
.saved-workspace-toolbar,
.saved-workspace-empty,
.saved-workspace-card {
  border: 1px solid color-mix(in srgb, var(--border) 78%, white);
  border-radius: 0.5rem;
  background: color-mix(in srgb, #fff 88%, var(--bg));
}

.saved-workspace-banner {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem 0.7rem;
  margin-top: 1rem;
  padding: 0.75rem 0.85rem;
  color: var(--text-muted);
  font-family: var(--font-sans);
  font-size: 0.84rem;
}

.saved-workspace-banner strong {
  color: var(--accent);
}

.saved-workspace-toolbar {
  display: flex;
  justify-content: flex-end;
  gap: 0.55rem;
  align-items: center;
  margin: 1rem 0;
  padding: 0.65rem 0.8rem;
  color: var(--text-muted);
  font-size: 0.84rem;
}

.saved-workspace-toolbar-label {
  color: var(--text-muted);
}

.saved-sort {
  position: relative;
  min-width: 8rem;
}

.saved-sort-trigger {
  position: relative;
  width: 100%;
  min-height: 2.25rem;
  border: 1px solid color-mix(in srgb, var(--border) 82%, white);
  border-radius: 0.5rem;
  background: #fff;
  color: var(--text);
  font: inherit;
  font-weight: 600;
  text-align: left;
  padding: 0.42rem 2rem 0.42rem 0.75rem;
  cursor: pointer;
  box-shadow: 0 10px 28px -24px var(--shadow-color);
}

.saved-sort-trigger::after {
  content: "";
  position: absolute;
  right: 0.75rem;
  top: 50%;
  width: 0.45rem;
  height: 0.45rem;
  border-right: 2px solid currentColor;
  border-bottom: 2px solid currentColor;
  transform: translateY(-65%) rotate(45deg);
  transition: transform 0.18s ease;
}

.saved-sort-trigger[aria-expanded="true"]::after {
  transform: translateY(-35%) rotate(225deg);
}

.saved-sort-trigger:hover,
.saved-sort-trigger:focus-visible {
  border-color: color-mix(in srgb, var(--accent) 45%, var(--border));
  outline: none;
}

.saved-sort-menu {
  position: absolute;
  right: 0;
  top: calc(100% + 0.35rem);
  z-index: 20;
  width: max-content;
  min-width: 100%;
  border: 1px solid color-mix(in srgb, var(--border) 78%, white);
  border-radius: 0.5rem;
  background: #fff;
  padding: 0.28rem;
  box-shadow: 0 18px 42px -28px var(--shadow-color);
}

.saved-sort-option {
  display: block;
  width: 100%;
  border: 0;
  border-radius: 0.35rem;
  background: transparent;
  color: var(--text);
  font: inherit;
  text-align: left;
  white-space: nowrap;
  padding: 0.42rem 0.7rem;
  cursor: pointer;
}

.saved-sort-option:hover,
.saved-sort-option:focus-visible {
  background: color-mix(in srgb, var(--accent) 8%, transparent);
  color: var(--accent);
  outline: none;
}

.saved-sort-option.is-active,
.saved-sort-option[aria-selected="true"] {
  background: color-mix(in srgb, var(--accent) 13%, transparent);
  color: var(--accent);
  font-weight: 600;
}

.saved-workspace-empty {
  padding: clamp(1.1rem, 3vw, 2rem);
}

.saved-workspace-empty h2 {
  margin: 0;
  font-family: var(--font-serif);
  font-size: clamp(1.6rem, 3vw, 2.4rem);
  line-height: 1.08;
}

.saved-workspace-empty p {
  max-width: 42rem;
  margin: 0.7rem 0 1rem;
  color: var(--text-muted);
}

.saved-workspace-empty-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.55rem 1rem;
  align-items: center;
}

.saved-workspace-list {
  display: grid;
  gap: 0.8rem;
}

.saved-workspace-card {
  overflow: hidden;
}

.saved-workspace-card-link {
  display: grid;
  grid-template-columns: minmax(7rem, 10rem) minmax(0, 1fr);
  gap: 1rem;
  min-height: 100%;
  padding: 0.75rem;
  color: inherit;
  text-decoration: none;
}

.saved-workspace-card-link:hover h2 {
  color: var(--accent);
}

.saved-workspace-card-body {
  min-width: 0;
}

.saved-workspace-card img,
.saved-workspace-card-fallback {
  width: 100%;
  aspect-ratio: 4 / 3;
  border-radius: 0.35rem;
  object-fit: cover;
  background:
    linear-gradient(135deg, rgba(13, 126, 160, 0.16), rgba(153, 107, 47, 0.13)),
    color-mix(in srgb, var(--bg) 82%, white);
}

.saved-workspace-card-topic,
.saved-workspace-card time {
  margin: 0;
  color: var(--text-muted);
  font-size: 0.78rem;
}

.saved-workspace-card h2 {
  margin: 0.25rem 0 0.45rem;
  font-family: var(--font-serif);
  font-size: clamp(1.25rem, 2vw, 1.65rem);
  line-height: 1.12;
}

.saved-workspace-card h2 {
  color: var(--text);
  text-decoration: none;
}

.saved-workspace-card p:not(.saved-workspace-card-topic) {
  margin: 0 0 0.65rem;
  color: var(--text-muted);
  font-size: 0.94rem;
  line-height: 1.5;
}

html[data-theme="dark"] .saved-workspace-banner,
html[data-theme="dark"] .saved-workspace-toolbar,
html[data-theme="dark"] .saved-workspace-empty,
html[data-theme="dark"] .saved-workspace-card,
html[data-theme="dark"] .saved-workspace-note {
  border-color: color-mix(in srgb, var(--border) 72%, rgba(255, 255, 255, 0.06));
  background: rgba(12, 28, 37, 0.74);
}

html[data-theme="dark"] .saved-sort-trigger,
html[data-theme="dark"] .saved-sort-menu {
  border-color: color-mix(in srgb, var(--border) 72%, rgba(255, 255, 255, 0.06));
  background: var(--surface);
  box-shadow: 0 18px 42px -30px var(--shadow-color);
}

@media (max-width: 860px) {
  .saved-workspace {
    grid-template-columns: 1fr;
  }

  .saved-workspace-sidebar {
    position: static;
    grid-template-columns: 1fr;
  }

  .saved-workspace-nav-group:first-child {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .saved-workspace-nav-group:first-child .saved-workspace-kicker,
  .saved-workspace-nav-group:first-child .saved-workspace-nav-help {
    grid-column: 1 / -1;
  }
}

@media (max-width: 560px) {
  .saved-workspace-nav-group:first-child,
  .saved-workspace-card-link {
    grid-template-columns: 1fr;
  }
}