/* ==========================================================================
   诺亚体育 · 中文站  /assets/site.css
   共享层：reset、变量、中文排版、页头、页脚、通用组件
   ========================================================================== */

/* ── 1. reset ─────────────────────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
body, h1, h2, h3, h4, h5, p, ul, ol, dl, dd, figure, blockquote { margin: 0; }
ul, ol { padding: 0; list-style: none; }
button, input, select, textarea { font: inherit; color: inherit; }
button { background: none; border: 0; padding: 0; cursor: pointer; }
img, svg, video { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
[hidden] { display: none !important; }

/* ── 2. 变量 ──────────────────────────────────────────────────────────── */
:root {
  --navy: #071227;
  --navy-deep: #050C1A;
  --grass: #0B3A2B;
  --grass-deep: #07231A;
  --cyan: #35E0D0;
  --orange: #FF7A2A;
  --wine: #5C1E33;
  --indigo: #241A46;
  --indigo-deep: #150E2C;
  --mist: #E9F2EF;
  --steel: #8FA3AC;
  --line: #1E3140;
  --mint: #7FD1A8;

  --bg: var(--navy);
  --bg-sunk: var(--navy-deep);
  --bg-alt: var(--grass);
  --text: var(--mist);
  --text-dim: var(--steel);
  --accent: var(--cyan);
  --signal: var(--orange);
  --rule: var(--line);
  --rule-strong: #2C4457;
  --grid: rgba(233, 242, 239, .045);

  --fs-1: 12px;
  --fs-2: 13px;
  --fs-3: 16px;
  --fs-4: 20px;
  --fs-5: 28px;
  --fs-6: 40px;
  --fs-7: 64px;
  --fs-8: 96px;
  --fs-9: 140px;

  --font-display: "Oswald", "Archivo Narrow", "HarmonyOS Sans SC", "Source Han Sans SC", "Noto Sans SC", "PingFang SC", "Microsoft YaHei", system-ui, sans-serif;
  --font-body: "Source Han Sans SC", "Noto Sans SC", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", system-ui, sans-serif;
  --font-mono: "JetBrains Mono", "IBM Plex Mono", "SFMono-Regular", ui-monospace, Consolas, "Liberation Mono", monospace;

  --w: 1440px;
  --pad: clamp(16px, 3vw, 40px);
  --gap: clamp(16px, 2.6vw, 32px);
  --shadow-hard: 8px 8px 0 rgba(0, 0, 0, .5);
  --break-nav: 960px;
}

[data-contrast="high"] {
  --bg: #000308;
  --bg-sunk: #000205;
  --bg-alt: #04231A;
  --text: #FFFFFF;
  --text-dim: #CFE0E4;
  --accent: #7BFFF2;
  --signal: #FFA45C;
  --rule: #41607A;
  --rule-strong: #7A9AB4;
  --grid: transparent;
}

/* ── 3. 基础排版（中文长文友好） ─────────────────────────────────────── */
body {
  min-height: 100vh;
  background-color: var(--bg);
  background-image:
    radial-gradient(1100px 560px at 12% -8%, rgba(53, 224, 208, .08), transparent 62%),
    radial-gradient(900px 520px at 96% 0%, rgba(92, 30, 51, .24), transparent 66%),
    repeating-linear-gradient(90deg, var(--grid) 0 1px, transparent 1px 96px),
    repeating-linear-gradient(0deg, var(--grid) 0 1px, transparent 1px 96px);
  color: var(--text);
  font-family: var(--font-body);
  font-size: var(--fs-3);
  line-height: 1.85;
  -webkit-font-smoothing: antialiased;
}

h1, h2, h3, h4 {
  font-family: var(--font-display);
  font-weight: 300;
  letter-spacing: -.02em;
  line-height: 1.08;
}

.display { font-family: var(--font-display); font-weight: 300; letter-spacing: -.02em; line-height: 1; }
.display--xl { font-size: clamp(48px, 9.5vw, var(--fs-9)); }

.num {
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  font-feature-settings: "tnum" 1;
  letter-spacing: -.01em;
}

.eyebrow,
.index-num {
  font-family: var(--font-mono);
  font-size: var(--fs-1);
  letter-spacing: .16em;
  line-height: 1.6;
}
.eyebrow { color: var(--text-dim); text-transform: uppercase; }
.index-num { color: var(--accent); }

.lede { font-size: var(--fs-4); line-height: 1.75; color: var(--text); max-width: 32em; }

.prose { max-width: 34em; font-size: var(--fs-3); line-height: 1.85; color: var(--text); }
.prose > * + * { margin-top: 1.15em; }
.prose h2 { font-size: var(--fs-5); margin-top: 2.1em; }
.prose h3 { font-size: var(--fs-4); margin-top: 1.7em; }
.prose ul { list-style: square; padding-left: 1.25em; color: var(--text-dim); }
.prose ul li + li { margin-top: .5em; }
.prose a { color: var(--accent); border-bottom: 1px solid currentColor; }
.prose strong { color: #FFFFFF; font-weight: 600; }
.prose code { font-family: var(--font-mono); font-size: .92em; color: var(--accent); }

.visually-hidden {
  position: absolute !important; width: 1px; height: 1px; padding: 0; margin: -1px;
  overflow: hidden; clip: rect(0 0 0 0); clip-path: inset(50%); white-space: nowrap; border: 0;
}

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

/* ── 4. 布局原语 ──────────────────────────────────────────────────────── */
.wrap { width: 100%; max-width: var(--w); margin-inline: auto; padding-inline: var(--pad); }
.stack { display: grid; gap: var(--gap); }
.rule { height: 2px; background: var(--rule-strong); border: 0; }

.section-head {
  display: flex; align-items: baseline; gap: 16px; flex-wrap: wrap;
  padding-bottom: 12px; border-bottom: 2px solid var(--rule-strong);
  margin-bottom: clamp(20px, 3vw, 36px);
}
.section-head__idx { font-family: var(--font-mono); font-size: var(--fs-1); letter-spacing: .16em; color: var(--accent); }
.section-head__title { font-family: var(--font-display); font-weight: 300; font-size: var(--fs-5); }

.split { display: grid; gap: var(--gap); grid-template-columns: 1fr; }
@media (min-width: 900px) { .split { grid-template-columns: repeat(2, minmax(0, 1fr)); } }

.grid { display: grid; gap: var(--gap); }
.grid--2 { grid-template-columns: 1fr; }
.grid--3 { grid-template-columns: 1fr; }
@media (min-width: 760px) { .grid--2 { grid-template-columns: repeat(2, minmax(0, 1fr)); } }
@media (min-width: 640px) { .grid--3 { grid-template-columns: repeat(2, minmax(0, 1fr)); } }
@media (min-width: 1024px) { .grid--3 { grid-template-columns: repeat(3, minmax(0, 1fr)); } }

/* ── 5. 分区板 / 按钮 / 标签 ─────────────────────────────────────────── */
.plate {
  border: 2px solid var(--rule-strong);
  background: var(--bg-sunk);
  padding: clamp(20px, 3vw, 36px);
}
.plate--grass { background: linear-gradient(180deg, rgba(11, 58, 43, .88), rgba(7, 35, 26, .94)); border-color: #1C5B45; }
.plate--wine { background: linear-gradient(180deg, rgba(92, 30, 51, .86), rgba(60, 18, 33, .94)); border-color: #7E3050; }
.plate--indigo { background: linear-gradient(180deg, rgba(36, 26, 70, .9), rgba(21, 14, 44, .96)); border-color: #413272; }
.plate--shadow { box-shadow: var(--shadow-hard); }

.btn {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 12px 20px; border: 2px solid var(--rule-strong);
  font-size: var(--fs-2); letter-spacing: .14em; line-height: 1.2;
  color: var(--text); background: transparent;
  transition: background-color .16s ease-out, color .16s ease-out, border-color .16s ease-out, transform .16s ease-out;
}
.btn:hover, .btn:focus-visible { background: var(--accent); border-color: var(--accent); color: #04211E; }
.btn--solid { background: var(--accent); border-color: var(--accent); color: #04211E; box-shadow: 6px 6px 0 rgba(0, 0, 0, .5); }
.btn--solid:hover, .btn--solid:focus-visible { background: var(--signal); border-color: var(--signal); }
.btn--signal { background: var(--signal); border-color: var(--signal); color: #1A0A00; }
.btn--signal:hover, .btn--signal:focus-visible { background: var(--accent); border-color: var(--accent); color: #04211E; }

.tag {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 3px 8px; border: 1px solid var(--rule-strong);
  font-family: var(--font-mono); font-size: var(--fs-1); letter-spacing: .12em;
  color: var(--text-dim);
}
.tag--grass { background: var(--grass); color: var(--mist); border-color: #1C5B45; }
.tag--wine { background: var(--wine); color: var(--mist); border-color: #7E3050; }
.tag--indigo { background: var(--indigo); color: var(--mist); border-color: #413272; }
.tag--signal { background: var(--signal); color: #1A0A00; border-color: var(--signal); }
.tag--mint { color: var(--mint); border-color: var(--mint); }

/* ── 6. 面包屑 / 来源行 / 数据表 ─────────────────────────────────────── */
.breadcrumbs {
  display: flex; flex-wrap: wrap; align-items: center; gap: 8px;
  font-family: var(--font-mono); font-size: var(--fs-1); letter-spacing: .1em;
  color: var(--text-dim);
}
.breadcrumbs a { color: var(--text-dim); border-bottom: 1px solid var(--rule-strong); }
.breadcrumbs a:hover { color: var(--accent); border-color: var(--accent); }
.breadcrumbs__sep { color: var(--rule-strong); }
.breadcrumbs__current { color: var(--text); }

.source {
  display: flex; flex-wrap: wrap; align-items: baseline; gap: 4px 10px;
  padding-top: 8px; border-top: 1px solid var(--rule);
  font-family: var(--font-mono); font-size: var(--fs-1); letter-spacing: .08em;
  color: var(--text-dim);
}
.source__key { color: var(--accent); }

.table-scroll { overflow-x: auto; -webkit-overflow-scrolling: touch; }
.data-table {
  width: 100%; border-collapse: collapse; min-width: 520px;
  font-family: var(--font-mono); font-variant-numeric: tabular-nums;
  font-size: var(--fs-2);
}
.data-table th, .data-table td { padding: 10px 12px; text-align: left; border-bottom: 1px solid var(--rule); }
.data-table thead th { color: var(--text-dim); font-weight: 400; letter-spacing: .12em; border-bottom: 2px solid var(--rule-strong); }
.data-table tbody tr:hover { background: rgba(53, 224, 208, .06); }
.data-table td.num { color: var(--text); }

/* ── 7. 响应式图片容器（页面阶段放入 <img>） ────────────────────────── */
.media {
  position: relative; display: block; overflow: hidden;
  border: 2px solid var(--rule-strong);
  background:
    linear-gradient(135deg, rgba(53, 224, 208, .10), transparent 46%),
    linear-gradient(0deg, rgba(7, 18, 39, .92), rgba(36, 26, 70, .55));
}
.media--16x9 { aspect-ratio: 16 / 9; }
.media--4x3 { aspect-ratio: 4 / 3; }
.media--3x2 { aspect-ratio: 3 / 2; }
.media--1x1 { aspect-ratio: 1 / 1; }
.media--field { aspect-ratio: 21 / 9; }
.media__img {
  width: 100%; height: 100%; object-fit: cover;
  filter: saturate(.72) contrast(1.06) brightness(.9);
}
.media__grid {
  position: absolute; inset: 0; pointer-events: none;
  background-image:
    repeating-linear-gradient(90deg, rgba(233, 242, 239, .07) 0 1px, transparent 1px 48px),
    repeating-linear-gradient(0deg, rgba(233, 242, 239, .07) 0 1px, transparent 1px 48px);
}
.media__caption {
  position: absolute; left: 0; right: 0; bottom: 0; padding: 8px 10px;
  font-family: var(--font-mono); font-size: var(--fs-1); letter-spacing: .1em;
  color: var(--mist);
  background: linear-gradient(0deg, rgba(5, 12, 26, .94), rgba(5, 12, 26, 0));
}
.media__tag { position: absolute; top: 10px; left: 10px; }

/* ── 8. 跳转链接 ──────────────────────────────────────────────────────── */
.skip-link {
  position: absolute; left: 12px; top: -80px; z-index: 200;
  padding: 10px 16px; border: 2px solid #04211E;
  background: var(--accent); color: #04211E;
  font-size: var(--fs-2); letter-spacing: .12em;
  transition: top .16s ease-out;
}
.skip-link:focus { top: 12px; }

/* ── 9. 页头 ──────────────────────────────────────────────────────────── */
.site-header {
  position: sticky; top: 0; z-index: 60;
  background: linear-gradient(180deg, #071227 0%, #061020 100%);
  border-bottom: 2px solid var(--rule-strong);
  color: var(--text);
}

.site-header__inner {
  width: 100%; max-width: var(--w); margin-inline: auto;
  padding: 10px var(--pad);
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto auto;
  align-items: center;
  gap: 8px clamp(12px, 2.2vw, 30px);
}

.brand {
  display: flex; flex-direction: column; gap: 2px;
  padding-right: clamp(12px, 2vw, 26px);
  border-right: 2px solid var(--rule-strong);
}
.brand__mark {
  font-family: var(--font-display); font-weight: 600;
  font-size: var(--fs-4); letter-spacing: .08em; line-height: 1.15;
  color: var(--text);
}
.brand__detail {
  font-size: var(--fs-1); letter-spacing: .12em; line-height: 1.5;
  color: var(--text-dim);
}
.brand__detail::before { content: "// "; color: var(--accent); }
.brand:hover .brand__mark { color: var(--accent); }

.status-strip {
  display: flex; align-items: center; gap: 10px; min-width: 0;
  padding: 5px 12px; overflow: hidden; white-space: nowrap;
  border-block: 1px solid var(--rule);
  background: rgba(11, 58, 43, .34);
  font-size: var(--fs-1); letter-spacing: .12em; color: var(--text-dim);
  max-height: 40px;
  transition: max-height .28s ease-out, opacity .2s ease-out, padding .28s ease-out;
}
.status-strip__dot {
  flex: none; width: 6px; height: 6px; background: var(--mint);
  box-shadow: 0 0 0 3px rgba(127, 209, 168, .18);
}
.status-strip__text { overflow: hidden; text-overflow: ellipsis; }
.status-strip__meta {
  font-family: var(--font-mono); color: var(--accent);
  padding-left: 10px; border-left: 1px solid var(--rule);
}
.site-header[data-condensed] .status-strip {
  max-height: 0; opacity: 0; padding-block: 0;
  border-color: transparent;
}

.nav { justify-self: end; }
.nav__list { display: flex; align-items: center; gap: clamp(4px, 1.3vw, 22px); }
.nav__item { position: relative; }
.nav__link {
  position: relative; display: inline-block; padding: 6px 2px;
  font-size: 14px; letter-spacing: .06em; color: var(--text-dim);
  transition: color .16s ease-out;
}
.nav__link:hover { color: var(--text); }
.nav__link[aria-current="page"] { color: var(--text); }
.nav__link[aria-current="page"]::after {
  content: ""; position: absolute; left: 0; right: 0; bottom: 0;
  height: 2px; background: var(--accent);
}

.util-bar {
  display: flex; align-items: stretch;
  border: 1px solid var(--rule);
}
.util-btn {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 6px 10px; white-space: nowrap;
  border-left: 1px solid var(--rule);
  font-size: var(--fs-1); letter-spacing: .1em; color: var(--text-dim);
  transition: background-color .16s ease-out, color .16s ease-out;
}
.util-btn:first-child { border-left: 0; }
.util-btn:hover { background: var(--grass); color: var(--text); }
.util-btn__glyph { font-family: var(--font-mono); color: var(--accent); }
.util-btn[aria-expanded="true"] { background: var(--accent); color: #04211E; }
.util-btn[aria-expanded="true"] .util-btn__glyph { color: inherit; }
.util-btn[aria-pressed="true"] { background: var(--accent); color: #04211E; }
.util-btn[aria-pressed="true"] .util-btn__glyph { color: inherit; }

.nav-toggle {
  display: none; align-items: center; gap: 8px;
  padding: 8px 10px; border: 1px solid var(--rule-strong);
  font-size: var(--fs-1); letter-spacing: .12em; color: var(--text);
  transition: background-color .16s ease-out, color .16s ease-out;
}
.nav-toggle__bars {
  position: relative; width: 18px; height: 12px;
  border-top: 2px solid currentColor; border-bottom: 2px solid currentColor;
}
.nav-toggle__bars::after {
  content: ""; position: absolute; left: 0; right: 0; top: 50%;
  height: 2px; margin-top: -1px; background: currentColor;
}
.nav-toggle[aria-expanded="true"] { background: var(--accent); border-color: var(--accent); color: #04211E; }

/* 站内跳转检索 */
.site-search {
  grid-column: 1 / -1;
  margin-top: 10px; padding: 14px;
  border: 2px solid var(--rule-strong);
  background: linear-gradient(180deg, rgba(36, 26, 70, .96), rgba(21, 14, 44, .98));
  box-shadow: var(--shadow-hard);
}
.site-search__label {
  font-size: var(--fs-1); letter-spacing: .14em; color: var(--text-dim);
  margin-bottom: 10px;
}
.site-search__field {
  width: 100%; padding: 10px 12px;
  background: #050B16; border: 1px solid var(--rule-strong);
  color: var(--text); font-family: var(--font-mono); font-size: 14px;
}
.site-search__field::placeholder { color: #5C7380; }
.site-search__list {
  display: grid; grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
  gap: 1px; margin-top: 10px; max-height: 46vh; overflow: auto;
  background: var(--rule);
}
.site-search__item {
  display: flex; align-items: baseline; gap: 8px;
  padding: 9px 10px; background: #0A1730;
}
.site-search__link {
  font-size: 14px; color: var(--text);
  border-bottom: 1px solid var(--rule-strong);
}
.site-search__link:hover { color: var(--accent); border-color: var(--accent); }
.site-search__hint {
  font-family: var(--font-mono); font-size: var(--fs-1); letter-spacing: .1em;
  color: var(--text-dim); margin-left: auto;
}
.site-search__empty { margin-top: 10px; font-size: var(--fs-2); color: var(--signal); }

/* 滚动进度轨 */
.progress-rail {
  position: absolute; left: 0; right: 0; bottom: 0; height: 2px;
  background: var(--rule); overflow: hidden;
}
.progress-rail__fill {
  display: block; width: 100%; height: 100%;
  transform: scaleX(0); transform-origin: left center;
  background: linear-gradient(90deg, var(--accent), var(--signal));
}

/* ── 10. 页脚 ─────────────────────────────────────────────────────────── */
.site-footer {
  margin-top: clamp(48px, 8vw, 120px);
  border-top: 2px solid var(--rule-strong);
  background: linear-gradient(180deg, #050E1C 0%, #071227 100%);
  color: var(--text);
}
.footer-top {
  width: 100%; max-width: var(--w); margin-inline: auto;
  padding: clamp(32px, 5vw, 64px) var(--pad) 0;
  display: grid; gap: clamp(24px, 4vw, 56px);
  grid-template-columns: minmax(280px, 1.7fr) repeat(3, minmax(130px, 1fr));
}
.footer-brand {
  display: grid; gap: 12px; align-content: start;
  padding-left: 16px; border-left: 2px solid var(--wine);
}
.footer-brand__mark {
  font-family: var(--font-display); font-weight: 300;
  font-size: var(--fs-5); letter-spacing: .06em; line-height: 1.1;
}
.footer-brand__detail { font-size: var(--fs-2); line-height: 1.8; color: var(--text-dim); max-width: 30em; }
.footer-status {
  display: flex; align-items: center; gap: 8px;
  font-family: var(--font-mono); font-size: var(--fs-1); letter-spacing: .1em;
  color: var(--mint);
}
.footer-status__dot { width: 6px; height: 6px; background: var(--mint); }

.footer-contact { display: grid; gap: 6px; font-size: 14px; }
.footer-contact__row { display: flex; gap: 10px; align-items: baseline; }
.footer-contact__key {
  flex: none; width: 3.4em;
  font-family: var(--font-mono); font-size: var(--fs-1); letter-spacing: .12em;
  color: var(--text-dim);
}
.footer-contact__val { color: var(--text); word-break: break-all; }
.footer-contact__note { font-size: var(--fs-1); line-height: 1.8; color: var(--text-dim); max-width: 30em; }

.footer-col { display: grid; align-content: start; gap: 12px; }
.footer-col__title {
  display: flex; align-items: baseline; gap: 8px;
  padding-bottom: 8px; border-bottom: 1px solid var(--rule);
  font-family: var(--font-body); font-weight: 400;
  font-size: var(--fs-1); letter-spacing: .16em; color: var(--text-dim);
}
.footer-col__idx { font-family: var(--font-mono); color: var(--accent); letter-spacing: .12em; }
.footer-col__links { display: grid; gap: 9px; }
.footer-col__links a {
  font-size: 14px; color: var(--text);
  border-bottom: 1px solid transparent;
  transition: color .16s ease-out, border-color .16s ease-out;
}
.footer-col__links a:hover { color: var(--accent); border-color: var(--accent); }

.footer-base {
  width: 100%; max-width: var(--w); margin-inline: auto;
  margin-top: clamp(28px, 4vw, 52px);
  padding: 22px var(--pad) 40px;
  border-top: 1px solid var(--rule);
  display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between;
  gap: 10px 24px;
  font-family: var(--font-mono); font-size: var(--fs-1); letter-spacing: .06em;
  color: var(--text-dim);
}
.footer-legal { color: var(--text-dim); }
.footer-sync { color: var(--text-dim); }

/* ── 11. 进场显现 ─────────────────────────────────────────────────────── */
[data-reveal] {
  opacity: 0; transform: translateY(12px);
  transition: opacity .32s ease-out, transform .32s ease-out;
}
[data-reveal][data-revealed] { opacity: 1; transform: none; }

/* ── 12. 响应式：页头 ─────────────────────────────────────────────────── */
@media (max-width: 1100px) {
  .status-strip { display: none; }
  .site-header__inner { grid-template-columns: auto minmax(0, 1fr) auto; }
  .nav__link { font-size: 13px; }
  .nav__list { gap: 10px; }
  .util-btn { padding: 6px 8px; }
}

@media (max-width: 960px) {
  .site-header__inner {
    grid-template-columns: minmax(0, 1fr) auto;
    gap: 8px 12px;
    padding-block: 8px;
  }
  .brand { grid-column: 1; grid-row: 1; border-right: 0; padding-right: 0; }
  .brand__mark { font-size: var(--fs-4); }
  .nav-toggle { grid-column: 2; grid-row: 1; justify-self: end; display: inline-flex; }

  .util-bar {
    grid-column: 1 / -1; grid-row: 2;
    flex-wrap: wrap; gap: 6px; border: 0;
    padding-top: 8px; border-top: 1px solid var(--rule);
  }
  .util-btn, .util-btn:first-child { border: 1px solid var(--rule); }
  .util-btn:hover { border-color: var(--accent); }

  .site-search { grid-row: auto; }

  .nav {
    position: absolute; top: 100%; left: 0; right: 0;
    justify-self: stretch;
    background: linear-gradient(180deg, #061020, #050C1A);
    border-bottom: 2px solid var(--accent);
    box-shadow: 0 16px 0 rgba(0, 0, 0, .38);
    max-height: 0; visibility: hidden; overflow: hidden;
    transition: max-height .28s ease-out, visibility .28s ease-out;
  }
  .nav[data-open] { max-height: calc(100vh - 92px); visibility: visible; }
  .nav__list {
    flex-direction: column; align-items: stretch; gap: 0;
    padding: 6px var(--pad) 16px;
  }
  .nav__item { border-bottom: 1px solid var(--rule); }
  .nav__link { display: block; padding: 14px 14px; font-size: var(--fs-3); color: var(--text); }
  .nav__link[aria-current="page"]::after {
    left: 0; right: auto; top: 12px; bottom: 12px; width: 3px; height: auto;
  }
}

/* ── 13. 响应式：页脚 ─────────────────────────────────────────────────── */
@media (max-width: 1100px) {
  .footer-top { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .footer-brand { grid-column: 1 / -1; }
}
@media (max-width: 620px) {
  .footer-top { grid-template-columns: 1fr; }
  .footer-col__links { gap: 12px; }
  .footer-base { flex-direction: column; align-items: flex-start; }
}

/* ── 14. 动效偏好 ─────────────────────────────────────────────────────── */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after {
    animation-duration: .001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: .001ms !important;
  }
  [data-reveal] { opacity: 1; transform: none; }
  .site-header[data-condensed] .status-strip { display: none; }
}