.story-page { background:var(--bg-paper); color:var(--text-ink); }
.story-page .site-nav { position:relative; }
.story-page a { color:inherit; text-decoration:none; }
.story-page a:hover { color:var(--accent-red); }
.story-page a:focus-visible { outline:2px solid var(--accent-red); outline-offset:5px; }
.story-skip { position:absolute; left:20px; top:-80px; z-index:200; background:var(--bg-paper); padding:12px; }
.story-skip:focus { top:8px; }
.story-layout { max-width:1120px; margin:0 auto; padding:58px 40px 90px; }
.story-breadcrumb { color:var(--text-muted); font-size:12px; margin-bottom:50px; }
.story-kicker { color:var(--archive-ink); font:11px/1.8 var(--font-sans); letter-spacing:1.6px; margin-bottom:24px; }
.story-kicker span { display:inline-block; color:var(--text-muted); letter-spacing:.5px; margin-left:24px; }
.story-header { border-bottom:1px solid var(--border-subtle); padding-bottom:38px; }
.story-header h1 { font:500 clamp(30px,3.7vw,49px)/1.65 var(--font-serif); max-width:900px; margin:0 0 28px; text-wrap:pretty; }
.story-lead { max-width:770px; font:17px/2.15 var(--font-sans); color:var(--text-muted); }
.reading-layout { display:grid; grid-template-columns:170px minmax(0,720px); gap:45px; padding-top:42px; }
.reading-margin { display:flex; flex-direction:column; align-items:flex-start; gap:22px; font-size:13px; color:var(--text-muted); }
.reading-margin span { border-top:2px solid var(--archive-ink); padding-top:15px; letter-spacing:3px; }
.story-prose { min-width:0; font:17px/2.2 var(--font-sans); }
.story-prose>p { margin:0 0 27px; text-align:justify; overflow-wrap:anywhere; }
.story-sources { border-top:1px solid var(--border-subtle); margin-top:48px; padding-top:28px; scroll-margin-top:30px; }
.story-sources h2 { font:500 23px/1.7 var(--font-serif); margin-bottom:20px; }
.story-sources ol { padding-left:22px; }
.story-sources li { padding:0 0 18px 5px; font-size:14px; line-height:1.85; }
.story-sources small { display:block; font-size:12px; color:var(--text-muted); }
.continue-reading { margin-top:70px; border-top:1px solid var(--border-subtle); padding-top:28px; }
.next-story { display:block; position:relative; padding:24px 40px 24px 0; border-bottom:1px solid var(--border-subtle); }
.next-story span { display:block; font-size:11px; color:var(--text-muted); margin-bottom:10px; }
.next-story strong { font:500 24px/1.7 var(--font-serif); }
.next-story b { position:absolute; right:5px; top:40px; color:var(--accent-red); font-weight:400; }
.next-story p { margin-top:16px; max-width:760px; font-size:14px; line-height:2; color:var(--text-muted); }
.map-return { display:inline-block; margin-top:30px; font-size:14px; color:var(--accent-red)!important; }
.story-footer { max-width:1040px; margin:0 auto; border-top:1px solid var(--border-subtle); padding:25px 0 40px; display:flex; justify-content:space-between; gap:15px; font-size:11px; color:var(--text-muted); }
@media(max-width:760px) { .story-layout { padding:32px 23px 55px; } .story-breadcrumb { margin-bottom:30px; } .story-kicker span { display:block; margin:8px 0 0; } .story-header h1 { font-size:30px; } .story-lead,.story-prose { font-size:16px; line-height:2.1; } .reading-layout { display:block; padding-top:25px; } .reading-margin { flex-direction:row; flex-wrap:wrap; margin-bottom:30px; gap:16px; } .reading-margin span { display:none; } .story-footer { margin:0 23px; flex-wrap:wrap; } .next-story strong { font-size:22px; } }

/* The story index is an editorial overview; article reading pages keep their own layout. */
.story-index-layout {
  display: grid;
  grid-template-columns: minmax(260px, 320px) minmax(0, 1fr);
  align-items: start;
  gap: clamp(42px, 5vw, 76px);
  max-width: 1350px;
  padding: 68px 48px 110px;
}
.story-index-header {
  position: sticky;
  top: 32px;
  align-self: start;
  padding: 28px 0 0;
  border: 0;
}
.story-index-header .story-kicker { margin-bottom: 32px; }
.story-index-header h1 {
  max-width: 320px;
  margin-bottom: 26px;
  font: 600 clamp(38px, 3.4vw, 50px)/1.5 var(--font-serif);
  letter-spacing: -.045em;
}
.story-index-header .story-lead {
  max-width: 310px;
  font: 16px/1.9 var(--font-sans);
}
.story-index-guide {
  display: flex;
  flex-direction: column;
  gap: 5px;
  margin-top: 52px;
  padding-top: 18px;
  border-top: 1px solid rgba(36, 34, 32, .2);
  font: 14px/1.7 var(--font-sans);
}
.story-index-guide span:first-child { color: var(--archive-ink); font-weight: 600; }
.story-index-guide span:last-child { color: var(--text-muted); }
.story-era-filter { display:flex; flex-direction:column; gap:8px; margin-top:24px; }
.story-era-filter button { min-height:44px; border:0; border-left:3px solid transparent; border-radius:4px; background:transparent; color:var(--text-muted); padding:10px 12px; text-align:left; cursor:pointer; font:15px/1.45 var(--font-sans); }
.story-era-filter button[aria-pressed="true"] { color:var(--accent-red); background:#F0E5E0; border-left-color:var(--accent-red); font-weight:600; }
.story-era-filter button:focus-visible, .story-card:focus-visible { outline:2px solid var(--accent-red); outline-offset:3px; }
.story-card[hidden] { display:none !important; }
.story-evidence { margin:36px 0; padding:24px 28px; border-left:3px solid var(--archive-ink); background:#f5eee7; font:14px/1.85 var(--font-sans); }
.story-evidence span { color:var(--archive-ink); font-size:11px; letter-spacing:.12em; }
.story-evidence h2 { margin:10px 0 7px; font:600 20px/1.5 var(--font-serif); }
.story-evidence div { color:var(--text-ink); }
.story-evidence a, .story-all-sources { display:inline-block; margin-top:10px; color:var(--accent-red) !important; font:600 14px/1.5 var(--font-sans); }
.story-index-jump {
  display: inline-flex;
  align-items: center;
  gap: 14px;
  margin-top: 27px;
  color: var(--accent-red) !important;
  font: 600 14px/1.5 var(--font-sans);
}
.story-index-jump span { transition: transform .2s ease; }
.story-index-jump:hover span { transform: translate(3px, -3px); }
.story-index {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 22px;
  min-width: 0;
  scroll-margin-top: 22px;
}
.story-card {
  display: flex;
  flex-direction: column;
  min-width: 0;
  overflow: hidden;
  border: 1px solid rgba(36, 34, 32, .1);
  border-radius: 10px;
  background: var(--bg-surface-solid);
  box-shadow: 0 3px 8px rgba(52, 43, 34, .06), 0 15px 32px -19px rgba(52, 43, 34, .28);
  transition: transform .22s ease, box-shadow .22s ease, border-color .22s ease;
}
.story-card:hover {
  transform: translateY(-3px);
  border-color: var(--panel-border);
  box-shadow: var(--shadow-hover);
}
.story-card-cover {
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  min-height: 148px;
  padding: 18px 22px;
  overflow: hidden;
  background: #EEEAE3;
  color: var(--accent-blue);
}
.story-card--story-0001 .story-card-cover { background: var(--accent-blue); color: var(--bg-paper); }
.story-card--migration-huabei .story-card-cover,
.story-card--television-1956 .story-card-cover,
.story-card--planetarium-1958 .story-card-cover { background: #E5E9E6; }
.story-card-number {
  align-self: flex-start;
  font: 10px/1.5 var(--font-sans);
  letter-spacing: .15em;
  opacity: .8;
}
.story-card-year {
  display: block;
  margin-top: 5px;
  font: 500 clamp(39px, 4.1vw, 64px)/1.05 var(--font-serif);
  letter-spacing: -.055em;
  white-space: nowrap;
}
.story-card-cover-label {
  align-self: flex-end;
  font: 11px/1.5 var(--font-sans);
  letter-spacing: .08em;
  opacity: .85;
}
.story-card-body {
  display: flex;
  flex: 1;
  flex-direction: column;
  align-items: flex-start;
  min-height: 224px;
  padding: 23px 23px 20px;
}
.story-card-meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px 12px;
  width: 100%;
}
.story-card-tag {
  display: inline-block;
  padding: 5px 10px;
  border-radius: 999px;
  background: #f1ece4;
  color: var(--archive-ink);
  font: 600 12px/1.35 var(--font-sans);
}
.story-card-time { color: var(--text-muted); font: 12px/1.5 var(--font-sans); }
.story-card-title {
  margin: 16px 0 0;
  color: var(--text-ink);
  font: 600 20px/1.52 var(--font-sans);
  overflow-wrap: anywhere;
}
.story-card-summary {
  display: -webkit-box;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 2;
  overflow: hidden;
  margin: 12px 0 22px;
  color: var(--text-muted);
  font: 15px/1.8 var(--font-sans);
}
.story-card-action {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  margin-top: auto;
  padding-top: 14px;
  border-top: 1px solid var(--border-subtle);
  color: var(--accent-red);
  font: 600 14px/1.5 var(--font-sans);
}
.story-card-action span { font-size: 17px; font-weight: 400; }
.story-card--featured {
  grid-column: 1 / -1;
  display: grid;
  grid-template-columns: minmax(0, 42%) minmax(0, 58%);
  min-height: 282px;
}
.story-card--featured .story-card-cover { min-height: 282px; padding: 24px 28px; }
.story-card--featured .story-card-year { font-size: clamp(68px, 7vw, 102px); }
.story-card--featured .story-card-body { padding: 30px 30px 25px; }
.story-card--featured .story-card-title { font-size: 25px; line-height: 1.5; }
.story-page--index .story-footer { max-width: 1254px; padding-inline: 48px; }
@media (max-width: 1020px) {
  .story-index-layout { display: block; padding: 50px 32px 80px; }
  .story-index-header { position: static; padding: 0 0 34px; margin-bottom: 30px; border-bottom: 1px solid var(--border-subtle); }
  .story-index-header h1 { max-width: none; font-size: clamp(36px, 5vw, 48px); }
  .story-index-guide { margin-top: 26px; }
  .story-index-jump { margin-top: 18px; }
  .story-page--index .story-footer { margin-inline: 32px; padding-inline: 0; }
}
@media (max-width: 680px) {
  .story-index-layout { padding: 38px 20px 64px; }
  .story-index-header { margin-bottom: 22px; }
  .story-index-header .story-kicker { margin-bottom: 20px; }
  .story-index-header h1 { font-size: clamp(33px, 8.8vw, 42px); line-height: 1.48; }
  .story-index-header .story-lead { font-size: 16px; line-height: 1.9; }
  .story-index-guide { margin-top: 24px; }
  .story-index { grid-template-columns: minmax(0, 1fr); gap: 18px; }
  .story-card--featured { grid-column: auto; display: flex; min-height: 0; }
  .story-card-cover, .story-card--featured .story-card-cover { min-height: 154px; padding: 18px 22px; }
  .story-card--featured .story-card-year { font-size: 62px; }
  .story-card-body, .story-card--featured .story-card-body { min-height: 0; padding: 22px; }
  .story-card--featured .story-card-title { font-size: 22px; }
  .story-page--index .story-footer { margin-inline: 20px; }
}
@media (prefers-reduced-motion: reduce) {
  .story-card, .story-index-jump span { transition: none; }
}