/* ============================================================
   大嬴体育 · 赛事数据归档 —— 共享样式 /assets/site.css
   石墨底 + 荧光绿 + 琥珀金；侧边品牌轨道 + 双层导航
   ============================================================ */

/* ---------- 1. reset ---------- */
*,
*::before,
*::after { box-sizing: border-box; }

html {
  -webkit-text-size-adjust: 100%;
  background: #10131A;
  scroll-behavior: smooth;
}

body,
h1, h2, h3, h4, h5, h6,
p, ul, ol, li, figure, figcaption, blockquote, dl, dd { margin: 0; padding: 0; }

ul, ol { list-style: none; }

img, svg, video { display: block; max-width: 100%; }

a { color: inherit; text-decoration: none; }

button { background: none; border: 0; font: inherit; color: inherit; cursor: pointer; }

table { border-collapse: collapse; width: 100%; }

[hidden] { display: none !important; }

/* ---------- 2. 变量 ---------- */
:root {
  --g900: #10131A;
  --g800: #171C26;
  --g700: #242B38;
  --fg400: #C6F24E;
  --ag500: #F2B23C;
  --cb600: #7A93B8;
  --ro450: #E4572E;
  --t100: #E9EDF2;
  --t400: #98A2B3;
  --fg200: #E4FFB0;

  --rail-w: clamp(216px, 17vw, 248px);
  --gut: clamp(18px, 3.4vw, 52px);
  --maxw: 1320px;

  --f-head: "Archivo Narrow", "Helvetica Neue", Arial, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
  --f-mono: ui-monospace, "SFMono-Regular", Menlo, Consolas, "Liberation Mono", "Courier New", monospace;
  --f-body: system-ui, -apple-system, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;

  --scroll-p: 0;
}

/* ---------- 3. 基础排版 ---------- */
body {
  font-family: var(--f-body);
  font-size: 16px;
  line-height: 1.9;
  color: var(--t100);
  background: var(--g900);
  padding-left: var(--rail-w);
  min-height: 100vh;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

:focus-visible {
  outline: 2px solid var(--fg400);
  outline-offset: 3px;
}

::selection { background: var(--fg400); color: var(--g900); }

.sr-only {
  position: absolute;
  width: 1px; height: 1px;
  padding: 0; margin: -1px;
  overflow: hidden;
  clip: rect(0 0 0 0);
  white-space: nowrap;
  border: 0;
}

.skip-link {
  position: fixed;
  top: 8px; left: 8px;
  z-index: 120;
  padding: 11px 18px;
  background: var(--fg400);
  color: var(--g900);
  font-size: 13px;
  font-weight: 600;
  letter-spacing: .08em;
  transform: translateY(-180%);
  transition: transform .18s ease;
}
.skip-link:focus { transform: translateY(0); }

/* ---------- 4. 头部 / 品牌轨道 ---------- */
.site-header {
  position: fixed;
  inset: 0 auto 0 0;
  width: var(--rail-w);
  z-index: 60;
  background: var(--g900);
  border-right: 1px solid var(--g700);
}

.scroll-meter {
  position: fixed;
  inset: 0 0 auto 0;
  height: 2px;
  background: rgba(36, 43, 56, .9);
  z-index: 90;
  pointer-events: none;
}
.scroll-meter__bar {
  display: block;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, var(--cb600) 0%, var(--fg400) 55%, var(--ag500) 100%);
  transform-origin: 0 50%;
  transform: scaleX(var(--scroll-p, 0));
}

.rail {
  display: flex;
  flex-direction: column;
  height: 100%;
  padding: 26px 20px 20px;
  gap: 18px;
  overflow-y: auto;
  overscroll-behavior: contain;
}

.rail__top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 12px;
  min-width: 0;
}
.brand__mark {
  flex: 0 0 auto;
  display: grid;
  place-items: center;
  width: 46px;
  height: 46px;
  background: var(--fg400);
  color: var(--g900);
  font-family: var(--f-head);
  font-size: 16px;
  font-weight: 700;
  letter-spacing: -.04em;
  clip-path: polygon(0 0, 100% 0, 100% 70%, 70% 100%, 0 100%);
}
.brand__text {
  display: flex;
  flex-direction: column;
  gap: 3px;
  min-width: 0;
}
.brand__name {
  font-family: var(--f-head);
  font-size: 20px;
  font-weight: 600;
  line-height: 1.1;
  letter-spacing: .02em;
  color: var(--t100);
}
.brand__line {
  font-size: 10.5px;
  letter-spacing: .24em;
  color: var(--t400);
  white-space: nowrap;
}

.rail__meta {
  font-size: 11.5px;
  line-height: 1.85;
  letter-spacing: .02em;
  color: var(--t400);
  padding-top: 12px;
  border-top: 1px solid var(--g700);
}

.lane-set {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}
.lane {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  padding: 5px 10px;
  font-size: 11.5px;
  letter-spacing: .14em;
  color: var(--t400);
  background: var(--g800);
  border: 1px solid var(--g700);
}
.lane__glyph {
  width: 9px;
  height: 9px;
  flex: 0 0 auto;
  background: var(--cb600);
}
.lane--league {
  color: var(--cb600);
  border-color: rgba(122, 147, 184, .4);
}
.lane--cup {
  color: var(--ag500);
  border-color: rgba(242, 178, 60, .4);
}
.lane--cup .lane__glyph {
  background: var(--ag500);
  clip-path: polygon(0 0, 100% 0, 100% 100%, 50% 100%, 0 76%);
}

.nav-toggle {
  display: none;
  align-items: center;
  gap: 8px;
  padding: 9px 12px;
  border: 1px solid var(--g700);
  color: var(--t400);
  font-size: 12px;
  letter-spacing: .14em;
  transition: color .16s ease, border-color .16s ease;
}
.nav-toggle:hover,
.nav-toggle[aria-expanded="true"] {
  color: var(--fg400);
  border-color: rgba(198, 242, 78, .5);
}
.nav-toggle__bars {
  display: grid;
  gap: 4px;
  width: 16px;
}
.nav-toggle__bars i {
  display: block;
  height: 1.5px;
  background: currentColor;
  transition: transform .2s ease;
}
.nav-toggle[aria-expanded="true"] .nav-toggle__bars i:first-child {
  transform: translateY(2.75px) rotate(45deg);
}
.nav-toggle[aria-expanded="true"] .nav-toggle__bars i:last-child {
  transform: translateY(-2.75px) rotate(-45deg);
}

.primary-nav { margin-top: 2px; }
.primary-nav__list {
  display: flex;
  flex-direction: column;
}

.nav-link {
  position: relative;
  display: flex;
  align-items: baseline;
  gap: 11px;
  padding: 11px 10px 11px 15px;
  font-size: 15px;
  letter-spacing: .03em;
  color: var(--t400);
  border-bottom: 1px solid var(--g700);
  transition: color .18s ease, background-color .18s ease;
}
.nav-link::before {
  content: "";
  position: absolute;
  left: 0;
  top: 50%;
  width: 2px;
  height: 18px;
  background: var(--fg400);
  transform: translateY(-50%) scaleY(0);
  transition: transform .2s ease;
}
.nav-link:hover {
  color: var(--t100);
  background: var(--g800);
}
.nav-link[aria-current="page"] {
  color: var(--t100);
  background: linear-gradient(90deg, rgba(198, 242, 78, .10), transparent 72%);
}
.nav-link[aria-current="page"]::before { transform: translateY(-50%) scaleY(1); }
.nav-link__idx {
  flex: 0 0 auto;
  font-family: var(--f-mono);
  font-size: 11px;
  color: var(--t400);
}
.nav-link[aria-current="page"] .nav-link__idx { color: var(--fg400); }

.rail__foot {
  margin-top: auto;
  padding-top: 16px;
  display: grid;
  gap: 10px;
}
.rail__ticks {
  display: block;
  height: 7px;
  background-image: repeating-linear-gradient(90deg, var(--g700) 0 1px, transparent 1px 12px);
}
.rail__stamp {
  font-family: var(--f-mono);
  font-size: 10.5px;
  letter-spacing: .14em;
  color: var(--t400);
}

/* ---------- 5. 页脚 ---------- */
.site-footer {
  background: var(--g800);
  border-top: 1px solid var(--g700);
  color: var(--t400);
}

.footer__wrap {
  max-width: var(--maxw);
  margin: 0 auto;
  padding: clamp(40px, 5.4vw, 72px) var(--gut) clamp(30px, 4vw, 48px);
  display: grid;
  grid-template-columns: minmax(260px, 1.05fr) 1.95fr;
  gap: clamp(28px, 4.5vw, 64px);
}

.footer__lead {
  display: flex;
  flex-direction: column;
  gap: 14px;
}
.footer__brand {
  font-family: var(--f-head);
  font-size: 22px;
  font-weight: 600;
  letter-spacing: .02em;
  color: var(--t100);
  padding-left: 14px;
  border-left: 3px solid var(--fg400);
}
.footer__summary {
  font-size: 13.5px;
  line-height: 1.95;
  max-width: 46ch;
}

.contact-list { display: grid; gap: 9px; }
.contact-list__row {
  display: grid;
  grid-template-columns: 52px 1fr;
  gap: 10px;
  font-size: 13px;
  line-height: 1.7;
}
.contact-list dt {
  font-family: var(--f-mono);
  font-size: 10.5px;
  letter-spacing: .18em;
  color: var(--t400);
  padding-top: 3px;
}
.contact-list dd {
  color: var(--t100);
  word-break: break-all;
}
.footer__cnote {
  font-size: 12px;
  line-height: 1.8;
  color: var(--t400);
}

.footer__cols {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: clamp(20px, 3vw, 36px);
}
.footer__col-title {
  font-family: var(--f-mono);
  font-size: 11px;
  font-weight: 500;
  letter-spacing: .22em;
  color: var(--fg400);
  padding-bottom: 12px;
  margin-bottom: 14px;
  border-bottom: 1px solid var(--g700);
}
.footer__links { display: grid; gap: 9px; }
.footer__links a {
  display: inline-block;
  font-size: 13.5px;
  color: var(--t400);
  transition: color .16s ease, transform .16s ease;
}
.footer__links a:hover {
  color: var(--fg400);
  transform: translateX(4px);
}

.footer__bar {
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 18px var(--gut) 26px;
  border-top: 1px solid var(--g700);
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 10px 24px;
  font-size: 12px;
  line-height: 1.8;
}
.footer__legal {
  font-family: var(--f-mono);
  letter-spacing: .06em;
  color: var(--cb600);
}
.footer__note { flex: 1 1 320px; color: var(--t400); }
.footer__copy {
  font-family: var(--f-mono);
  letter-spacing: .04em;
  color: var(--t400);
}

/* ---------- 6. 通用布局 ---------- */
.wrap {
  width: 100%;
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 0 var(--gut);
}

.section { position: relative; padding: clamp(44px, 6.5vw, 88px) 0; }
.section--tight { padding: clamp(26px, 3.6vw, 48px) 0; }

.grid { display: grid; gap: clamp(20px, 3vw, 40px); }
.grid--main-side { grid-template-columns: minmax(0, 7fr) minmax(0, 3fr); }
.grid--halves { grid-template-columns: repeat(2, minmax(0, 1fr)); }

/* ---------- 7. 排版组件 ---------- */
.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-family: var(--f-mono);
  font-size: 11.5px;
  letter-spacing: .24em;
  text-transform: uppercase;
  color: var(--t400);
}
.eyebrow::before {
  content: "";
  width: 22px;
  height: 1px;
  background: var(--cb600);
}

.h-display {
  font-family: var(--f-head);
  font-weight: 500;
  font-size: clamp(34px, 5.2vw, 58px);
  line-height: 1.06;
  letter-spacing: -.02em;
}
.h-section {
  font-family: var(--f-head);
  font-weight: 600;
  font-size: clamp(22px, 2.6vw, 30px);
  line-height: 1.25;
  letter-spacing: -.01em;
}
.h-sub {
  font-size: 18px;
  font-weight: 600;
  line-height: 1.5;
  letter-spacing: .01em;
}
.lede {
  max-width: 62ch;
  font-size: clamp(15px, 1.15vw, 17px);
  line-height: 1.95;
  color: var(--t400);
}

.num {
  font-family: var(--f-mono);
  font-variant-numeric: tabular-nums;
  letter-spacing: -.02em;
}
.num--display {
  font-family: var(--f-mono);
  font-variant-numeric: tabular-nums;
  font-size: clamp(64px, 9vw, 112px);
  font-weight: 500;
  line-height: .92;
  letter-spacing: -.04em;
  color: var(--fg400);
}

.stat { display: flex; flex-direction: column; gap: 6px; }
.stat__value {
  font-family: var(--f-mono);
  font-variant-numeric: tabular-nums;
  font-size: clamp(34px, 4.6vw, 60px);
  line-height: 1;
  letter-spacing: -.03em;
}
.stat__unit {
  font-family: var(--f-mono);
  font-size: 13px;
  letter-spacing: .06em;
  color: var(--t400);
  margin-left: 6px;
}
.stat__label {
  font-size: 12px;
  letter-spacing: .16em;
  color: var(--t400);
}
.stat--accent .stat__value { color: var(--fg400); }
.stat--gold .stat__value { color: var(--ag500); }
.stat--line .stat__value { color: var(--cb600); }

/* ---------- 8. 面板与分隔 ---------- */
.panel {
  position: relative;
  background: var(--g800);
  box-shadow: inset 0 0 0 1px var(--g700);
  padding: clamp(18px, 2.4vw, 30px);
}
.panel--cut1 { clip-path: polygon(0 0, calc(100% - 26px) 0, 100% 26px, 100% 100%, 0 100%); }
.panel--cut2 { clip-path: polygon(0 0, calc(100% - 17px) 0, 100% 17px, 100% 100%, 0 100%); }
.panel--cut3 { clip-path: polygon(0 0, calc(100% - 10px) 0, 100% 10px, 100% 100%, 0 100%); }

.panel--league { box-shadow: inset 0 0 0 1px var(--g700), inset 3px 0 0 0 var(--cb600); }
.panel--cup { box-shadow: inset 0 0 0 1px var(--g700), inset 3px 0 0 0 var(--ag500); }
.panel--alert { box-shadow: inset 0 0 0 1px rgba(228, 87, 46, .4), inset 3px 0 0 0 var(--ro450); }

.divider-slant {
  position: relative;
  height: 1px;
  margin: clamp(24px, 4vw, 48px) 0;
  background: var(--g700);
}
.divider-slant::before {
  content: "";
  position: absolute;
  left: 0;
  top: -3px;
  width: 52px;
  height: 7px;
  background: var(--fg400);
  clip-path: polygon(0 0, 100% 0, 86% 100%, 0 100%);
}

.scale-rule {
  height: 10px;
  background-image: repeating-linear-gradient(90deg, var(--g700) 0 1px, transparent 1px 16px);
}

/* ---------- 9. 按钮与标签 ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  padding: 12px 22px;
  font-size: 14px;
  letter-spacing: .08em;
  color: var(--t100);
  border: 1px solid var(--g700);
  background: transparent;
  clip-path: polygon(0 0, calc(100% - 12px) 0, 100% 12px, 100% 100%, 0 100%);
  transition: background-color .18s ease, color .18s ease, border-color .18s ease;
}
.btn:hover { background: var(--g800); border-color: var(--cb600); }
.btn--accent {
  background: var(--fg400);
  border-color: var(--fg400);
  color: var(--g900);
  font-weight: 600;
}
.btn--accent:hover {
  background: var(--fg200);
  border-color: var(--fg200);
  color: var(--g900);
}
.btn--ghost:hover { color: var(--fg400); border-color: var(--fg400); }

.tag {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 4px 10px;
  font-size: 11.5px;
  letter-spacing: .1em;
  color: var(--t400);
  border: 1px solid var(--g700);
}
.tag--league { color: var(--cb600); border-color: rgba(122, 147, 184, .5); }
.tag--cup { color: var(--ag500); border-color: rgba(242, 178, 60, .5); }
.tag--alert { color: var(--ro450); border-color: rgba(228, 87, 46, .55); }
.tag--live { color: var(--fg400); border-color: rgba(198, 242, 78, .5); }

/* ---------- 10. 数据组件 ---------- */
.table-scroll {
  overflow-x: auto;
  background: var(--g900);
  border: 1px solid var(--g700);
}

.data-table { width: 100%; font-size: 14px; }
.data-table th,
.data-table td {
  padding: 11px 14px;
  text-align: left;
  vertical-align: baseline;
  border-bottom: 1px solid var(--g700);
}
.data-table thead th {
  position: sticky;
  top: 0;
  z-index: 1;
  background: var(--g800);
  font-weight: 500;
  font-size: 11.5px;
  letter-spacing: .16em;
  color: var(--t400);
  white-space: nowrap;
}
.data-table tbody tr:nth-child(even) { background: rgba(23, 28, 38, .55); }
.data-table tbody tr:hover { background: var(--g800); }
.data-table .num { text-align: right; }

.data-table--sticky th:first-child,
.data-table--sticky td:first-child {
  position: sticky;
  left: 0;
  z-index: 2;
  background: var(--g900);
  box-shadow: 1px 0 0 var(--g700);
}
.data-table--sticky thead th:first-child { background: var(--g800); }

.timeline {
  display: flex;
  gap: 0;
  overflow-x: auto;
  padding: 0 0 16px;
  scrollbar-width: thin;
  scrollbar-color: var(--g700) transparent;
}
.timeline__item {
  position: relative;
  flex: 0 0 auto;
  min-width: 172px;
  padding: 30px 26px 0 0;
}
.timeline__item::before {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  top: 11px;
  height: 1px;
  background: var(--g700);
}
.timeline__dot {
  position: absolute;
  left: 0;
  top: 7px;
  width: 9px;
  height: 9px;
  background: var(--fg400);
  clip-path: polygon(50% 0, 100% 50%, 50% 100%, 0 50%);
}
.timeline__item--event .timeline__dot { background: var(--ro450); }
.timeline__item--award .timeline__dot { background: var(--ag500); }
.timeline__label {
  display: block;
  font-family: var(--f-mono);
  font-size: 11px;
  letter-spacing: .16em;
  color: var(--t400);
}
.timeline__value {
  display: block;
  margin-top: 6px;
  font-size: 15px;
  line-height: 1.6;
  color: var(--t100);
}

/* ---------- 11. 折叠 / 筛选 / 旁注 ---------- */
.fold {
  background: var(--g800);
  box-shadow: inset 0 0 0 1px var(--g700);
}
.fold + .fold { margin-top: -1px; }
.fold__trigger {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  padding: 16px 20px;
  text-align: left;
  font-size: 15px;
  line-height: 1.6;
  color: var(--t100);
  transition: color .16s ease;
}
.fold__trigger:hover { color: var(--fg400); }
.fold__icon {
  position: relative;
  flex: 0 0 auto;
  width: 12px;
  height: 12px;
  color: currentColor;
}
.fold__icon::before,
.fold__icon::after {
  content: "";
  position: absolute;
  left: 0;
  top: 50%;
  width: 12px;
  height: 1.5px;
  background: currentColor;
  transform: translateY(-50%);
  transition: transform .2s ease;
}
.fold__icon::after { transform: translateY(-50%) rotate(90deg); }
.fold__trigger[aria-expanded="true"] .fold__icon::after { transform: translateY(-50%) rotate(0deg); }
.fold__panel {
  padding: 0 20px 20px;
  font-size: 14.5px;
  line-height: 1.92;
  color: var(--t400);
}

.filter-bar {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
}
.filter-btn {
  padding: 8px 15px;
  font-size: 12.5px;
  letter-spacing: .1em;
  color: var(--t400);
  background: transparent;
  border: 1px solid var(--g700);
  transition: color .16s ease, border-color .16s ease, background-color .16s ease;
}
.filter-btn:hover { color: var(--t100); border-color: var(--cb600); }
.filter-btn[aria-pressed="true"] {
  color: var(--fg400);
  border-color: var(--fg400);
  background: rgba(198, 242, 78, .08);
}
.filter-count {
  margin-left: 6px;
  font-family: var(--f-mono);
  font-size: 11px;
  opacity: .7;
}

.aside-note {
  padding: 4px 0 4px 14px;
  font-size: 13px;
  line-height: 1.85;
  color: var(--t400);
  border-left: 2px solid var(--cb600);
}
.aside-note--accent { border-left-color: var(--ag500); }

/* ---------- 12. 图片容器 ---------- */
.figure { margin: 0; }
.figure__frame {
  position: relative;
  overflow: hidden;
  aspect-ratio: 16 / 10;
  background: var(--g800);
  box-shadow: inset 0 0 0 1px var(--g700);
  clip-path: polygon(0 0, calc(100% - 20px) 0, 100% 20px, 100% 100%, 0 100%);
}
.figure__frame img,
.figure__frame svg,
.figure__frame .figure__ph {
  width: 100%;
  height: 100%;
  display: block;
  object-fit: cover;
}
.figure__frame--wide { aspect-ratio: 21 / 9; }
.figure__frame--tall { aspect-ratio: 3 / 4; }
.figure__ph {
  display: grid;
  place-items: center;
  padding: 16px;
  text-align: center;
  font-family: var(--f-mono);
  font-size: 12px;
  letter-spacing: .2em;
  color: var(--t400);
  background:
    linear-gradient(135deg, rgba(23, 28, 38, .92), rgba(16, 19, 26, .96)),
    repeating-linear-gradient(45deg, rgba(122, 147, 184, .12) 0 1px, transparent 1px 12px);
}
.figure__cap {
  margin-top: 10px;
  font-size: 12px;
  letter-spacing: .08em;
  color: var(--t400);
}

/* ---------- 13. 面包屑 ---------- */
.breadcrumb {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  font-size: 12px;
  letter-spacing: .1em;
  color: var(--t400);
}
.breadcrumb li + li::before {
  content: "/";
  margin: 0 8px;
  color: var(--g700);
}
.breadcrumb a:hover { color: var(--fg400); }

/* ---------- 14. 响应式 ---------- */
@media (max-width: 1080px) {
  :root { --rail-w: 0px; }

  body { padding-left: 0; }

  .site-header {
    position: sticky;
    inset: auto;
    top: 0;
    width: auto;
    max-height: 100vh;
    overflow-y: auto;
    border-right: 0;
    border-bottom: 1px solid var(--g700);
    background: rgba(16, 19, 26, .97);
    -webkit-backdrop-filter: blur(12px);
    backdrop-filter: blur(12px);
  }

  .rail {
    height: auto;
    padding: 14px var(--gut) 16px;
    gap: 12px;
    overflow: visible;
  }

  .rail__top { gap: 10px; }
  .brand__mark { width: 38px; height: 38px; font-size: 14px; }
  .brand__name { font-size: 17px; }
  .brand__line { font-size: 10px; letter-spacing: .2em; }
  .rail__meta { padding-top: 10px; font-size: 11px; }

  .nav-toggle { display: inline-flex; }

  .primary-nav {
    display: none;
    margin: 0;
    padding-top: 8px;
    border-top: 1px solid var(--g700);
  }
  .primary-nav[data-open] { display: block; }
  .primary-nav__list {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 2px 8px;
  }
  .nav-link {
    padding: 10px 8px;
    font-size: 14px;
    background: var(--g800);
    border-bottom: 0;
    border-left: 2px solid transparent;
  }
  .nav-link::before { display: none; }
  .nav-link[aria-current="page"] {
    background: var(--g800);
    border-left-color: var(--fg400);
  }

  .rail__foot { display: none; }
}

@media (max-width: 960px) {
  .grid--main-side,
  .grid--halves { grid-template-columns: 1fr; }
}

@media (max-width: 860px) {
  .footer__wrap {
    grid-template-columns: 1fr;
    gap: 32px;
  }
  .footer__cols { grid-template-columns: repeat(auto-fit, minmax(140px, 1fr)); }
  .footer__bar { gap: 8px; }
  .footer__note { flex: 1 1 100%; }
}

@media (max-width: 560px) {
  .primary-nav__list { grid-template-columns: 1fr; }
  .timeline__item { min-width: 148px; }
  .data-table { font-size: 13px; }
}

/* ---------- 15. 减弱动效 ---------- */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }

  *,
  *::before,
  *::after {
    animation-duration: .01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: .01ms !important;
    scroll-behavior: auto !important;
  }
}