:root {
  --navy-950: #0b2a48;
  --navy-900: #103756;
  --navy-800: #16468d;
  --navy-700: #245a98;
  --coral: #ee7469;
  --coral-soft: #f58a7f;
  --ivory: #fff3eb;
  --paper: #fffaf6;
  --white: #ffffff;
  --slate: #40576f;
  --ink: #17324d;
  --muted: #738293;
  --line: #dde3e8;
  --line-soft: #ebeef1;
  --success: #3f7d69;
  --header-height: 68px;
  --header-h: 68px;
  --page-width: var(--layout-max, 1580px);
  --gutter: clamp(20px, 4vw, 64px);
  --radius: 4px;
  --shadow: 0 10px 28px rgba(11, 42, 72, 0.07);
  --ease: cubic-bezier(0.22, 1, 0.36, 1);
}

*, *::before, *::after { box-sizing: border-box; }
html { min-width: 320px; min-height: 100%; color-scheme: light; scroll-behavior: smooth; }
body {
  min-width: 320px;
  min-height: 100%;
  margin: 0;
  overflow-x: hidden;
  color: var(--ink);
  background: var(--paper);
  font-family: "PingFang SC", "Microsoft YaHei", "Noto Sans CJK SC", sans-serif;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}
body.menu-open { overflow: hidden; }
a { color: inherit; text-decoration: none; }
img { display: block; max-width: 100%; }
button, input, select { font: inherit; }
button { cursor: pointer; }
[hidden] { display: none !important; }
.skip-link { position: fixed; z-index: 100; top: 10px; left: 10px; padding: 10px 14px; background: var(--white); transform: translateY(-160%); }
.skip-link:focus { transform: none; }
.sr-only { position: absolute; width: 1px; height: 1px; padding: 0; overflow: hidden; clip: rect(0, 0, 0, 0); white-space: nowrap; border: 0; }

.topbar {
  position: sticky;
  z-index: 50;
  top: 0;
  height: var(--header-height);
  color: var(--white);
  background: var(--navy-950);
  box-shadow: 0 1px 0 rgba(255,255,255,.08);
}
.topbar__inner {
  width: min(var(--layout-max, var(--page-width)), 100%);
  margin-inline: auto;
  padding-inline: var(--layout-gutter, var(--gutter));
  height: 100%;
  margin-inline: auto;
  padding-inline: var(--gutter);
  display: grid;
  grid-template-columns: minmax(106px, 1fr) auto minmax(150px, 1fr);
  align-items: center;
  gap: 30px;
}
.topbar__brand { width: 92px; display: inline-flex; align-items: center; }
.topbar__brand img { width: 100%; }
.topbar__nav { display: flex; align-items: center; justify-content: center; gap: clamp(24px, 2.2vw, 42px); white-space: nowrap; }
.topbar__nav a { position: relative; padding: 14px 0; color: rgba(255,255,255,.79); font-size: 15px; }
.topbar__nav a::after { content: ""; position: absolute; inset: auto 0 4px; height: 2px; background: var(--coral); transform: scaleX(0); transform-origin: right; transition: transform 220ms var(--ease); }
.topbar__nav a:hover, .topbar__nav a:focus-visible, .topbar__nav a.is-current { color: var(--white); }
.topbar__nav a:hover::after, .topbar__nav a:focus-visible::after, .topbar__nav a.is-current::after { transform: scaleX(1); transform-origin: left; }
.topbar__actions { justify-self: end; display: flex; align-items: center; gap: 16px; }
.member-link { min-height: 44px; display: inline-flex; align-items: center; gap: 9px; color: rgba(255,255,255,.84); font-size: 14px; }
.member-link::before { content: ""; width: 7px; height: 7px; border-radius: 50%; background: var(--coral); box-shadow: 0 0 0 4px rgba(238,116,105,.15); }
.menu-toggle { display: none; width: 44px; height: 44px; padding: 0; color: var(--white); background: transparent; border: 0; }
.menu-toggle > span:not(.menu-toggle__box) { display: block; height: 1px; margin: 6px 0; background: currentColor; transition: transform 220ms var(--ease); }
.nav-open .menu-toggle > span:not(.menu-toggle__box):first-child { transform: translateY(3.5px) rotate(45deg); }
.nav-open .menu-toggle > span:not(.menu-toggle__box):last-child { transform: translateY(-3.5px) rotate(-45deg); }

.page-main { min-height: calc(100svh - var(--header-height)); }
.page-container { margin-inline: auto; }
.breadcrumb { padding-top: 24px; display: flex; flex-wrap: wrap; gap: 8px; color: var(--muted); font-size: 13px; }
.breadcrumb a:hover { color: var(--navy-800); }
.breadcrumb span:last-child { color: var(--coral); }

.section-hero {
  position: relative;
  margin-top: 20px;
  min-height: 250px;
  display: grid;
  grid-template-columns: minmax(0, 1.35fr) minmax(260px, .65fr);
  overflow: hidden;
  color: var(--white);
  background: var(--hero-color, var(--navy-800));
  border-radius: var(--radius);
}
.section-hero__copy { padding: clamp(38px, 5vw, 72px); align-self: center; }
.section-kicker { display: block; margin-bottom: 14px; color: var(--coral-soft); font-family: "Avenir Next", "DIN Alternate", sans-serif; font-size: 12px; font-weight: 700; letter-spacing: .16em; }
.section-hero h1 { margin: 0; font-family: "Songti SC", "STSong", "Noto Serif CJK SC", serif; font-size: clamp(42px, 4vw, 64px); font-weight: 600; line-height: 1.12; }
.section-hero p { max-width: 660px; margin: 18px 0 0; color: rgba(255,255,255,.78); font-size: 17px; line-height: 1.8; text-wrap: pretty; }
.section-hero__art { position: relative; min-height: 250px; overflow: hidden; background: rgba(255,255,255,.06); }
.section-hero__art img { width: 100%; height: 100%; object-fit: cover; object-position: center 42%; mix-blend-mode: luminosity; opacity: .84; }
.section-hero__art::after { content: ""; position: absolute; inset: 0; background: linear-gradient(90deg, var(--hero-color, var(--navy-800)) 0%, transparent 45%); }
.section-hero--newcomer { --hero-color: #16468d; }
.section-hero--tools { --hero-color: #103756; }
.section-hero--growth { --hero-color: #d9635a; }
.section-hero--support { --hero-color: #40576f; }

.workspace { padding-block: 32px 72px; display: grid; grid-template-columns: 260px minmax(0, 1fr); gap: 32px; align-items: start; }
.directory { position: sticky; top: calc(var(--header-height) + 24px); overflow: hidden; background: var(--white); border: 1px solid var(--line); border-radius: var(--radius); box-shadow: var(--shadow); }
.directory__title { margin: 0; padding: 22px 22px 16px; font-family: "Songti SC", "STSong", serif; font-size: 22px; }
.directory__group { padding: 16px 20px 18px; border-top: 1px solid var(--line-soft); }
.directory__group strong { display: block; margin-bottom: 8px; color: var(--muted); font-size: 11px; letter-spacing: .12em; }
.directory__group a { display: block; padding: 8px 0; color: var(--slate); font-size: 14px; line-height: 1.45; transition: color 180ms ease, transform 180ms ease; }
.directory__group a:hover, .directory__group a:focus-visible, .directory__group a.is-current { color: var(--navy-800); transform: translateX(3px); }

.content-panel { min-width: 0; }
.content-head { display: flex; align-items: end; justify-content: space-between; gap: 24px; margin-bottom: 22px; }
.content-head h2 { margin: 0; font-family: "Songti SC", "STSong", serif; font-size: clamp(30px, 2.7vw, 42px); font-weight: 600; color: var(--navy-950); }
.content-head p { margin: 9px 0 0; color: var(--muted); line-height: 1.65; }
.inline-search { min-width: min(360px, 100%); display: flex; align-items: stretch; }
.inline-search input { min-width: 0; flex: 1; height: 46px; padding: 0 15px; color: var(--ink); background: var(--white); border: 1px solid var(--line); border-right: 0; border-radius: 4px 0 0 4px; outline: 0; }
.inline-search input:focus { border-color: var(--navy-700); box-shadow: 0 0 0 3px rgba(22,70,141,.1); }
.inline-search button { padding: 0 18px; color: var(--white); background: var(--navy-800); border: 0; border-radius: 0 4px 4px 0; }

.feature-story { min-height: 300px; margin-bottom: 28px; display: grid; grid-template-columns: minmax(0, 1fr) minmax(310px, .78fr); overflow: hidden; color: var(--white); background: var(--navy-950); border-radius: var(--radius); }
.feature-story__copy { padding: clamp(28px, 4vw, 48px); display: flex; flex-direction: column; align-items: flex-start; justify-content: center; }
.feature-story__tag { color: var(--coral-soft); font-size: 12px; font-weight: 700; letter-spacing: .12em; }
.feature-story h3 { margin: 12px 0 0; font-family: "Songti SC", "STSong", serif; font-size: clamp(30px, 3vw, 46px); font-weight: 600; }
.feature-story p { max-width: 560px; margin: 14px 0 0; color: rgba(255,255,255,.72); line-height: 1.8; }
.feature-story__media { min-height: 300px; background: var(--white); }
.feature-story__media img { width: 100%; height: 100%; object-fit: cover; }
.text-link, .solid-button, .outline-button { min-height: 44px; padding: 0 18px; display: inline-flex; align-items: center; justify-content: center; border-radius: 4px; font-size: 14px; font-weight: 600; transition: transform 180ms var(--ease), background 180ms ease, color 180ms ease; }
.text-link { margin-top: 24px; color: var(--white); background: var(--coral); }
.solid-button { color: var(--white); background: var(--coral); border: 1px solid var(--coral); }
.outline-button { color: var(--navy-800); background: var(--white); border: 1px solid var(--navy-800); }
.text-link:hover, .solid-button:hover, .outline-button:hover { transform: translateY(-2px); }

.resource-grid { display: grid; grid-template-columns: repeat(3, minmax(0,1fr)); gap: 18px; }
.resource-card { min-width: 0; min-height: 220px; padding: 22px; display: flex; flex-direction: column; background: var(--white); border: 1px solid var(--line); border-radius: var(--radius); transition: transform 220ms var(--ease), box-shadow 220ms var(--ease), border-color 220ms ease; }
.resource-card:hover, .resource-card:focus-within { transform: translateY(-4px); border-color: #c8d3dd; box-shadow: var(--shadow); }
.resource-card__top { display: flex; align-items: flex-start; justify-content: space-between; gap: 16px; }
.resource-card__icon { width: 48px; height: 48px; padding: 10px; flex: 0 0 auto; background: var(--icon-bg, var(--navy-800)); border-radius: 4px; }
.resource-card__icon img { width: 100%; height: 100%; object-fit: contain; }
.access-label, .file-label { display: inline-flex; align-items: center; min-height: 26px; padding: 0 9px; color: var(--slate); background: #f3f5f7; border-radius: 4px; font-size: 11px; white-space: nowrap; }
.access-label--open { color: var(--success); background: #eef7f4; }
.resource-card h3 { margin: 20px 0 0; color: var(--navy-950); font-size: 20px; line-height: 1.35; }
.resource-card p { margin: 9px 0 18px; color: var(--muted); font-size: 14px; line-height: 1.65; text-wrap: pretty; }
.resource-card__footer { margin-top: auto; padding-top: 14px; display: flex; align-items: center; justify-content: space-between; gap: 14px; border-top: 1px solid var(--line-soft); color: var(--muted); font-size: 12px; }
.resource-card__footer a, .resource-card__footer button { padding: 0; color: var(--navy-800); background: transparent; border: 0; font-weight: 600; }
.resource-card__footer a:hover, .resource-card__footer button:hover { color: var(--coral); }
.empty-state { grid-column: 1 / -1; padding: 52px 24px; text-align: center; color: var(--muted); background: var(--white); border: 1px dashed #cbd4dc; border-radius: var(--radius); }

.library-head { padding: 52px 0 22px; text-align: center; }
.library-head h1 { margin: 0; color: var(--navy-950); font-family: "Songti SC", "STSong", serif; font-size: clamp(42px, 4.2vw, 64px); font-weight: 600; }
.library-head p { margin: 13px 0 0; color: var(--muted); }
.library-search { width: min(860px, 100%); margin: 28px auto 0; display: grid; grid-template-columns: 1fr 112px; }
.library-search input { min-width: 0; height: 54px; padding: 0 20px; color: var(--ink); background: var(--white); border: 1px solid var(--line); border-radius: 4px 0 0 4px; outline: 0; }
.library-search input:focus { border-color: var(--navy-700); box-shadow: 0 0 0 3px rgba(22,70,141,.09); }
.library-search button { color: var(--white); background: var(--coral); border: 0; border-radius: 0 4px 4px 0; font-weight: 700; }
.filter-tabs { margin-top: 28px; padding-bottom: 1px; display: flex; justify-content: center; gap: clamp(18px, 3vw, 48px); overflow-x: auto; border-bottom: 1px solid var(--line); scrollbar-width: none; }
.filter-tabs::-webkit-scrollbar { display: none; }
.filter-tabs button { position: relative; min-height: 46px; padding: 0; flex: 0 0 auto; color: var(--slate); background: transparent; border: 0; }
.filter-tabs button::after { content: ""; position: absolute; inset: auto 0 0; height: 2px; background: var(--coral); transform: scaleX(0); transition: transform 180ms var(--ease); }
.filter-tabs button:hover, .filter-tabs button.is-active { color: var(--coral); }
.filter-tabs button.is-active::after { transform: scaleX(1); }
.library-toolbar { padding: 24px 0 16px; display: flex; justify-content: space-between; align-items: center; gap: 20px; }
.library-toolbar h2 { margin: 0; font-family: "Songti SC", "STSong", serif; font-size: 24px; }
.library-toolbar span { color: var(--muted); font-size: 13px; }
.document-grid { padding-bottom: 72px; display: grid; grid-template-columns: repeat(4, minmax(0,1fr)); gap: 18px; }
.document-card { min-width: 0; overflow: hidden; background: var(--white); border: 1px solid var(--line); border-radius: var(--radius); transition: transform 220ms var(--ease), box-shadow 220ms var(--ease); }
.document-card:hover { transform: translateY(-4px); box-shadow: var(--shadow); }
.document-card__cover { position: relative; aspect-ratio: 16 / 10; padding: 20px; display: grid; place-items: center; overflow: hidden; color: var(--white); background: var(--cover-bg, var(--navy-800)); }
.document-card__cover img { width: 100%; height: 100%; object-fit: cover; }
.document-card__cover img.card-icon { width: 64px; height: 64px; object-fit: contain; opacity: .95; }
.document-card__type { position: absolute; left: 14px; bottom: 12px; padding: 5px 8px; color: var(--white); background: rgba(11,42,72,.82); border-radius: 4px; font-size: 10px; }
.document-card__body { padding: 18px; }
.document-card h3 { margin: 0; color: var(--navy-950); font-size: 18px; line-height: 1.45; }
.document-card p { min-height: 44px; margin: 8px 0 18px; color: var(--muted); font-size: 13px; line-height: 1.65; }
.document-card__meta { padding-top: 13px; display: flex; justify-content: space-between; gap: 10px; border-top: 1px solid var(--line-soft); color: var(--muted); font-size: 11px; }
.document-card__meta a, .document-card__meta button { padding: 0; color: var(--navy-800); background: transparent; border: 0; font-weight: 700; }

.reader-head { padding: 28px 0 20px; display: flex; align-items: end; justify-content: space-between; gap: 28px; }
.reader-title { display: flex; align-items: center; gap: 18px; }
.reader-title__mark { width: 64px; height: 64px; padding: 15px; background: var(--coral); border-radius: 4px; }
.reader-title__mark img { width: 100%; height: 100%; object-fit: contain; }
.reader-title h1 { margin: 0; color: var(--navy-950); font-family: "Songti SC", "STSong", serif; font-size: clamp(30px,3vw,46px); font-weight: 600; }
.reader-title p { margin: 8px 0 0; color: var(--muted); font-size: 13px; }
.reader-actions { display: flex; gap: 12px; }
.reader-shell { min-height: 650px; display: grid; grid-template-columns: 210px minmax(0, 1fr) 240px; overflow: hidden; background: var(--white); border: 1px solid var(--line); border-radius: var(--radius); box-shadow: var(--shadow); }
.reader-thumbs { padding: 14px; overflow-y: auto; background: #f7f9fa; border-right: 1px solid var(--line); }
.thumb-button { width: 100%; margin: 0 0 12px; padding: 0; display: grid; grid-template-columns: 22px 1fr; align-items: start; gap: 8px; color: var(--muted); background: transparent; border: 0; text-align: left; }
.thumb-button img { width: 100%; aspect-ratio: 16 / 9; object-fit: cover; background: var(--white); border: 2px solid transparent; }
.thumb-button.is-active { color: var(--coral); }
.thumb-button.is-active img { border-color: var(--coral); }
.reader-stage { min-width: 0; display: flex; flex-direction: column; background: #f4f6f8; }
.reader-toolbar { min-height: 48px; padding: 7px 14px; display: flex; align-items: center; justify-content: space-between; gap: 16px; background: var(--white); border-bottom: 1px solid var(--line); }
.reader-toolbar__group { display: flex; align-items: center; gap: 8px; }
.reader-toolbar button { min-height: 34px; padding: 0 10px; color: var(--slate); background: var(--white); border: 1px solid var(--line); border-radius: 4px; font-size: 12px; }
.reader-toolbar button:hover, .reader-toolbar button:focus-visible { color: var(--navy-800); border-color: var(--navy-700); }
.reader-toolbar button:disabled { cursor: not-allowed; opacity: .42; }
.reader-page-count { min-width: 76px; color: var(--muted); font-size: 12px; text-align: center; }
.reader-canvas { min-height: 0; flex: 1; padding: 24px; display: grid; place-items: center; overflow: auto; }
.reader-canvas img { width: min(100%, 1120px); height: auto; transform: scale(var(--reader-zoom, 1)); transform-origin: center; box-shadow: 0 5px 18px rgba(11,42,72,.12); transition: transform 180ms var(--ease); }
.reader-outline { padding: 24px 20px; border-left: 1px solid var(--line); }
.reader-outline h2 { margin: 0 0 18px; color: var(--navy-950); font-size: 18px; }
.reader-outline button { width: 100%; padding: 9px 0; color: var(--muted); background: transparent; border: 0; text-align: left; font-size: 13px; }
.reader-outline button:hover, .reader-outline button.is-active { color: var(--coral); }
.reader-meta { margin-top: 14px; padding: 15px 18px; display: flex; flex-wrap: wrap; align-items: center; gap: 18px 36px; color: var(--muted); background: var(--white); border: 1px solid var(--line); border-radius: 4px; font-size: 12px; }
.reader-meta strong { color: var(--ink); }
.related-section { padding: 28px 0 72px; }
.related-section__head { display: flex; justify-content: space-between; align-items: center; margin-bottom: 16px; }
.related-section h2 { margin: 0; color: var(--navy-950); font-family: "Songti SC", "STSong", serif; font-size: 25px; }
.related-grid { display: grid; grid-template-columns: repeat(3,1fr); gap: 16px; }
.related-card { padding: 16px; display: flex; align-items: center; gap: 14px; background: var(--white); border: 1px solid var(--line); border-radius: 4px; }
.related-card img { width: 48px; height: 48px; padding: 10px; background: var(--navy-800); border-radius: 4px; }
.related-card h3 { margin: 0; font-size: 15px; }
.related-card p { margin: 5px 0 0; color: var(--muted); font-size: 11px; }

.site-footer { padding: 26px 0; color: rgba(255,255,255,.66); background: var(--navy-950); font-size: 12px; }
.site-footer__inner { display: flex; justify-content: space-between; gap: 24px; }
.toast { position: fixed; z-index: 100; right: 24px; bottom: 24px; max-width: min(360px, calc(100vw - 36px)); padding: 14px 18px; color: var(--white); background: var(--navy-950); border-radius: 4px; box-shadow: 0 16px 44px rgba(11,42,72,.2); opacity: 0; transform: translateY(12px); pointer-events: none; transition: .22s var(--ease); }
.toast.is-visible { opacity: 1; transform: none; }

:focus-visible { outline: 2px solid var(--coral); outline-offset: 3px; }

@media (min-width: 1800px) {
  :root { --page-width: var(--layout-max, 1580px); }
  .section-hero { min-height: 330px; }
  .workspace { grid-template-columns: 310px minmax(0,1fr); gap: 44px; }
  .resource-grid { grid-template-columns: repeat(4,1fr); gap: 22px; }
  .document-grid { gap: 24px; }
  .reader-shell { min-height: 900px; grid-template-columns: 270px minmax(0,1fr) 300px; }
}

@media (max-width: 1180px) {
  .topbar__inner { grid-template-columns: 96px 1fr auto; gap: 18px; }
  .topbar__nav { gap: 20px; }
  .topbar__nav a { font-size: 13px; }
  .workspace { grid-template-columns: 220px minmax(0,1fr); gap: 24px; }
  .resource-grid { grid-template-columns: repeat(2,1fr); }
  .document-grid { grid-template-columns: repeat(3,1fr); }
  .reader-shell { grid-template-columns: 190px minmax(0,1fr); }
  .reader-outline { display: none; }
}

@media (max-width: 900px) {
  :root { --header-height: 70px; }
  .topbar__inner { grid-template-columns: 1fr auto; }
  .topbar__brand { width: 84px; }
  .topbar__actions { gap: 8px; }
  .menu-toggle { display: block; }
  .topbar__nav { position: fixed; inset: var(--header-height) 0 0; padding: 34px var(--gutter); display: grid; align-content: start; gap: 0; color: var(--white); background: rgba(11,42,72,.99); visibility: hidden; opacity: 0; transform: translateY(-12px); transition: opacity 200ms ease, transform 300ms var(--ease), visibility 300ms; }
  .nav-open .topbar__nav { visibility: visible; opacity: 1; transform: none; }
  .topbar__nav a { padding: 17px 0; color: rgba(255,255,255,.8); border-bottom: 1px solid rgba(255,255,255,.1); font-family: "Songti SC", "STSong", serif; font-size: 26px; }
  .topbar__nav a::after { display: none; }
  .section-hero { grid-template-columns: 1fr; }
  .section-hero__art { display: none; }
  .workspace { grid-template-columns: 1fr; }
  .directory { position: static; }
  .directory__title { cursor: pointer; }
  .directory__body { display: grid; grid-template-columns: repeat(3,1fr); }
  .content-head { align-items: stretch; flex-direction: column; }
  .inline-search { width: 100%; }
  .feature-story { grid-template-columns: 1fr; }
  .feature-story__media { min-height: 230px; order: -1; }
  .document-grid { grid-template-columns: repeat(2,1fr); }
  .reader-head { align-items: stretch; flex-direction: column; }
  .reader-actions { align-self: flex-start; }
  .reader-shell { min-height: 0; grid-template-columns: 1fr; }
  .reader-thumbs { padding: 10px; display: flex; gap: 10px; overflow-x: auto; border: 0; border-bottom: 1px solid var(--line); }
  .thumb-button { width: 136px; margin: 0; flex: 0 0 136px; grid-template-columns: 18px 1fr; }
  .reader-canvas { min-height: 460px; }
}

@media (max-width: 620px) {
  :root { --gutter: 16px; }
  .member-link { font-size: 12px; }
  .breadcrumb { padding-top: 16px; }
  .section-hero { margin-top: 14px; min-height: 220px; }
  .section-hero__copy { padding: 30px 24px; }
  .section-hero h1 { font-size: 40px; }
  .section-hero p { font-size: 14px; }
  .workspace { padding-block: 20px 48px; gap: 22px; }
  .directory__body { grid-template-columns: 1fr; }
  .directory__group { padding-block: 13px; }
  .resource-grid { grid-template-columns: 1fr; }
  .resource-card { min-height: 190px; }
  .feature-story__copy { padding: 26px 22px; }
  .feature-story__media { min-height: 190px; }
  .library-head { padding-top: 34px; }
  .library-head h1 { font-size: 40px; }
  .library-search { grid-template-columns: 1fr 82px; }
  .filter-tabs { justify-content: flex-start; }
  .document-grid { grid-template-columns: 1fr; }
  .document-card { display: grid; grid-template-columns: 132px minmax(0,1fr); }
  .document-card__cover { height: 100%; min-height: 154px; aspect-ratio: auto; }
  .document-card p { min-height: 0; }
  .reader-title { align-items: flex-start; }
  .reader-title__mark { width: 50px; height: 50px; padding: 11px; }
  .reader-title h1 { font-size: 28px; }
  .reader-actions { width: 100%; }
  .reader-actions a, .reader-actions button { flex: 1; }
  .reader-toolbar { align-items: stretch; flex-direction: column; }
  .reader-toolbar__group { justify-content: center; }
  .reader-canvas { min-height: 290px; padding: 12px; }
  .reader-meta { align-items: flex-start; flex-direction: column; gap: 8px; }
  .related-grid { grid-template-columns: 1fr; }
  .site-footer__inner { flex-direction: column; gap: 8px; }
  .toast { right: 18px; bottom: 18px; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { scroll-behavior: auto !important; animation-duration: .01ms !important; transition-duration: .01ms !important; }
}