/* ============================================================
   宝威体育看台 · 共享样式 /assets/site.css
   夜场墨绿基底 + 荧光青刻度 + 熔岩橙数据高亮
   ============================================================ */

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

html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }

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

ul, ol { padding: 0; list-style: none; }

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

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

a { color: inherit; }

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

/* ---------- 2. Tokens ---------- */
:root {
  --ink: #06110E;
  --ink-2: #0B1F19;
  --board: #12302A;
  --paper: #F2F5EF;
  --mist: #A9BDB4;
  --flo: #37F5D4;
  --flo-deep: #12B79C;
  --lava: #FF6B2C;
  --amber: #FFC24B;
  --glass: rgba(242, 245, 239, 0.08);
  --line: rgba(55, 245, 212, 0.20);
  --line-soft: rgba(242, 245, 239, 0.10);

  --rail-w: 0px;
  --ticker-h: 34px;
  --bar-h: 62px;
  --pad: clamp(20px, 6vw, 88px);
  --gap: 24px;
  --measure: 36em;

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

  --ease: cubic-bezier(0.22, 0.7, 0.24, 1);
}

@media (min-width: 960px) { :root { --rail-w: 96px; } }
@media (min-width: 1440px) { :root { --rail-w: 104px; } }

/* ---------- 3. Base / 中文排版 ---------- */
body {
  min-height: 100vh;
  padding-left: var(--rail-w);
  padding-top: var(--ticker-h);
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.75;
  font-weight: 400;
  color: var(--paper);
  background-color: var(--ink);
  background-image:
    radial-gradient(120% 70% at 92% -8%, rgba(55, 245, 212, 0.12), transparent 62%),
    radial-gradient(90% 60% at -10% 108%, rgba(255, 107, 44, 0.08), transparent 60%),
    repeating-linear-gradient(90deg, rgba(242, 245, 239, 0.028) 0 1px, transparent 1px 88px),
    repeating-linear-gradient(0deg, rgba(242, 245, 239, 0.028) 0 1px, transparent 1px 88px);
  background-repeat: no-repeat, no-repeat, repeat, repeat;
  background-attachment: fixed;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

@media (max-width: 959px) {
  body { padding-bottom: var(--bar-h); }
}

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-display);
  font-weight: 700;
  line-height: 1.05;
  letter-spacing: -0.012em;
  text-wrap: balance;
}

h1 { font-size: clamp(40px, 7vw, 96px); }
h2 { font-size: clamp(26px, 3.4vw, 40px); line-height: 1.12; }
h3 { font-size: clamp(20px, 2.1vw, 26px); line-height: 1.24; }
h4 { font-size: clamp(16px, 1.4vw, 19px); line-height: 1.35; }

p { max-width: var(--measure); }

strong, b { font-weight: 600; }

::selection { background: var(--flo); color: #04120F; }

:where(a, button, summary, [tabindex]):focus-visible {
  outline: 2px solid var(--flo);
  outline-offset: 3px;
  border-radius: 1px;
}

/* ---------- 4. 工具类 ---------- */
.mono {
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  letter-spacing: 0.02em;
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.2em;
  color: var(--flo);
  text-transform: uppercase;
}

.lede {
  font-size: clamp(17px, 1.5vw, 20px);
  line-height: 1.7;
  color: var(--paper);
  max-width: 32em;
}

.prose { max-width: var(--measure); }
.prose p + p { margin-top: 1em; }
.prose p { max-width: none; }

.container {
  width: 100%;
  max-width: 1360px;
  margin: 0 auto;
  padding-inline: var(--pad);
}

.section {
  position: relative;
  padding-block: clamp(48px, 7vw, 96px);
}

.section__head {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 12px 24px;
  padding-bottom: 14px;
  margin-bottom: clamp(24px, 3vw, 40px);
  border-bottom: 1px solid var(--line-soft);
}

/* 编号章节 */
.chapter { display: block; margin-bottom: 10px; }

.chapter__num {
  display: block;
  font-family: var(--font-mono);
  font-size: clamp(40px, 6vw, 72px);
  line-height: 0.84;
  letter-spacing: -0.03em;
  color: rgba(55, 245, 212, 0.30);
  -webkit-text-stroke: 1px rgba(55, 245, 212, 0.55);
}

.chapter__title {
  font-family: var(--font-display);
  font-size: clamp(22px, 2.8vw, 32px);
  line-height: 1.15;
  margin-top: 10px;
}

/* ---------- 5. 网格 ---------- */
.grid {
  display: grid;
  grid-template-columns: repeat(12, minmax(0, 1fr));
  gap: var(--gap);
}

.span-4 { grid-column: span 4; }
.span-5 { grid-column: span 5; }
.span-7 { grid-column: span 7; }
.span-8 { grid-column: span 8; }
.span-12 { grid-column: 1 / -1; }

@media (max-width: 959px) {
  .grid { grid-template-columns: repeat(6, minmax(0, 1fr)); }
  .span-4, .span-5, .span-7, .span-8 { grid-column: span 6; }
}

@media (max-width: 639px) {
  .grid { grid-template-columns: minmax(0, 1fr); }
  .span-4, .span-5, .span-7, .span-8, .span-12 { grid-column: 1 / -1; }
}

/* ---------- 6. 按钮 ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 20px;
  border: 1px solid transparent;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.14em;
  line-height: 1.2;
  text-transform: uppercase;
  text-decoration: none;
  transition: background 0.18s var(--ease), color 0.18s var(--ease),
              border-color 0.18s var(--ease), transform 0.18s var(--ease);
}

.btn--primary {
  background: var(--flo);
  border-color: var(--flo);
  color: #04120F;
}
.btn--primary:hover { background: var(--flo-deep); border-color: var(--flo-deep); }
.btn--primary:active { transform: translateY(1px); }

.btn--ghost {
  background: transparent;
  border-color: rgba(242, 245, 239, 0.28);
  color: var(--paper);
}
.btn--ghost:hover { border-color: var(--flo); color: var(--flo); }

.btn--sm { padding: 8px 14px; font-size: 11px; }

.link-more {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  color: var(--flo);
  text-decoration: none;
  border-bottom: 1px solid rgba(55, 245, 212, 0.4);
  padding-bottom: 2px;
  transition: color 0.18s var(--ease), border-color 0.18s var(--ease);
}
.link-more:hover { color: var(--paper); border-color: var(--paper); }

/* ---------- 7. 通用组件 ---------- */
.card {
  position: relative;
  padding: clamp(18px, 2vw, 26px);
  background: linear-gradient(160deg, var(--board), #0D2620);
  border: 1px solid var(--line-soft);
  transition: border-color 0.2s var(--ease), transform 0.2s var(--ease);
}
.card:hover { border-color: var(--line); transform: translateY(-2px); }

.tag {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 3px 8px;
  border: 1px solid currentColor;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.1em;
  line-height: 1.4;
  color: var(--flo);
}
.tag--lava { color: var(--lava); }
.tag--mist { color: var(--mist); }

.stat { display: flex; flex-direction: column; gap: 6px; }

.stat__value {
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  font-size: clamp(28px, 4vw, 44px);
  line-height: 1;
  letter-spacing: -0.02em;
  color: var(--paper);
}

.stat__label {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.16em;
  color: var(--mist);
}

.frame {
  position: relative;
  border: 1px solid var(--line);
}
.frame::before,
.frame::after {
  content: "";
  position: absolute;
  width: 10px;
  height: 10px;
  border: 1px solid var(--flo);
  opacity: 0.8;
  pointer-events: none;
}
.frame::before { top: -1px; left: -1px; border-right: 0; border-bottom: 0; }
.frame::after { bottom: -1px; right: -1px; border-left: 0; border-top: 0; }

.slant { position: relative; isolation: isolate; }
.slant::before {
  content: "";
  position: absolute;
  inset: 0;
  background: var(--ink-2);
  transform: skewY(-2.5deg);
  z-index: -1;
}

.data-scale {
  display: flex;
  flex-direction: column;
  border-left: 1px solid var(--line);
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.12em;
  color: var(--mist);
}
.data-scale__item {
  position: relative;
  padding: 10px 0 10px 14px;
  border-bottom: 1px solid var(--line-soft);
}
.data-scale__item::before {
  content: "";
  position: absolute;
  left: -1px;
  top: 0;
  width: 7px;
  height: 1px;
  background: var(--line);
}

/* 图片容器基础规则（页面阶段放置占位图或照片） */
.media {
  position: relative;
  display: block;
  overflow: hidden;
  aspect-ratio: 16 / 10;
  background: var(--board);
  border: 1px solid var(--line-soft);
}
.media img,
.media video {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
}
.media--wide { aspect-ratio: 21 / 9; }
.media--tall { aspect-ratio: 3 / 4; }
.media--square { aspect-ratio: 1 / 1; }

.media__scrim {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: flex-end;
  padding: 18px;
  background: linear-gradient(180deg, rgba(6, 17, 14, 0) 32%, rgba(6, 17, 14, 0.9) 100%);
}

/* 面包屑 */
.crumbs {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.1em;
  color: var(--mist);
}
.crumbs ol {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
}
.crumbs li { display: inline-flex; align-items: center; gap: 8px; }
.crumbs li + li::before { content: "/"; color: rgba(169, 189, 180, 0.5); }
.crumbs a { text-decoration: none; color: var(--mist); }
.crumbs a:hover { color: var(--flo); }
.crumbs [aria-current="page"] { color: var(--paper); }

/* ---------- 8. 跳转链接 ---------- */
.skip-link {
  position: fixed;
  top: 10px;
  left: 10px;
  z-index: 300;
  transform: translateY(-180%);
  padding: 10px 16px;
  background: var(--flo);
  color: #04120D;
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-decoration: none;
  transition: transform 0.18s var(--ease);
}
.skip-link:focus,
.skip-link:focus-visible { transform: translateY(0); }

/* ---------- 9. 头部外壳 ---------- */
.site-header {
  position: relative;
  z-index: 90;
}

/* 顶部实时数据条 */
.ticker {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 88;
  display: flex;
  align-items: center;
  gap: 14px;
  height: var(--ticker-h);
  padding: 0 14px;
  background: rgba(6, 17, 14, 0.94);
  border-bottom: 1px solid var(--line);
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  color: var(--mist);
  overflow: hidden;
}

.ticker__label {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  flex: none;
  color: var(--flo);
  letter-spacing: 0.16em;
}

.ticker__dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--flo);
  animation: ticker-pulse 2.4s var(--ease) infinite;
}

@keyframes ticker-pulse {
  0%   { box-shadow: 0 0 0 0 rgba(55, 245, 212, 0.55); }
  70%  { box-shadow: 0 0 0 8px rgba(55, 245, 212, 0); }
  100% { box-shadow: 0 0 0 0 rgba(55, 245, 212, 0); }
}

.ticker__track {
  position: relative;
  flex: 1 1 auto;
  min-width: 0;
  height: 100%;
}

.ticker__item {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  max-width: none;
  padding-right: 12px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  opacity: 0;
  transform: translateY(6px);
  transition: opacity 0.4s var(--ease), transform 0.4s var(--ease);
}
.ticker__item.is-active { opacity: 1; transform: none; }

.ticker__link {
  flex: none;
  color: var(--paper);
  text-decoration: none;
  border-bottom: 1px solid var(--flo);
  padding-bottom: 1px;
  transition: color 0.18s var(--ease);
}
.ticker__link:hover { color: var(--flo); }

.scroll-progress {
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 2px;
  background: transparent;
}
.scroll-progress span {
  display: block;
  height: 100%;
  width: 0;
  background: linear-gradient(90deg, var(--flo-deep), var(--flo));
  transition: width 0.12s linear;
}

/* 左侧纵向导航轨（桌面） */
.rail {
  position: fixed;
  left: 0;
  top: var(--ticker-h);
  bottom: 0;
  z-index: 86;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  width: var(--rail-w);
  padding: 20px 0 18px;
  background: linear-gradient(180deg, rgba(11, 31, 25, 0.97), rgba(6, 17, 14, 0.99));
  border-right: 1px solid var(--line);
}

.rail__brand {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 12px;
  flex: none;
  text-decoration: none;
}

.rail__brand-mark {
  font-family: var(--font-mono);
  font-size: 10px;
  line-height: 1;
  letter-spacing: 0.2em;
  color: var(--flo);
  border: 1px solid rgba(55, 245, 212, 0.55);
  padding: 4px 5px 4px 7px;
}

.rail__brand-name {
  writing-mode: vertical-rl;
  font-size: 13px;
  font-weight: 500;
  letter-spacing: 0.24em;
  color: var(--paper);
}

.rail__nav {
  flex: 1 1 auto;
  min-height: 0;
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 8px 0;
  overflow-y: auto;
  scrollbar-width: none;
}
.rail__nav::-webkit-scrollbar { display: none; }

.rail__list {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 2px;
}

.rail__link {
  position: relative;
  display: block;
  writing-mode: vertical-rl;
  padding: 10px 6px;
  font-size: 12.5px;
  line-height: 1.2;
  letter-spacing: 0.22em;
  color: var(--mist);
  text-decoration: none;
  transition: color 0.18s var(--ease), background 0.18s var(--ease);
}
.rail__link:hover { color: var(--paper); background: rgba(55, 245, 212, 0.07); }
.rail__link[aria-current="page"] { color: var(--flo); }
.rail__link[aria-current="page"]::after {
  content: "";
  position: absolute;
  left: 50%;
  bottom: 0;
  width: 5px;
  height: 5px;
  transform: translateX(-50%);
  background: var(--flo);
}

.rail__foot {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 10px;
  flex: none;
  width: 100%;
  padding: 0 8px;
}

.rail__cta {
  writing-mode: vertical-rl;
  padding: 16px 8px;
  font-size: 11.5px;
  letter-spacing: 0.18em;
}

.rail__mini {
  writing-mode: vertical-rl;
  padding: 6px 2px;
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.1em;
  color: var(--mist);
  text-decoration: none;
  transition: color 0.18s var(--ease);
}
.rail__mini:hover { color: var(--flo); }

.rail__panel-cta { display: none; }

.rail__toggle { display: none; }

/* 移动端：底部浮条 + 上滑导航面板 */
@media (max-width: 959px) {
  .rail {
    top: auto;
    left: 0;
    right: 0;
    bottom: 0;
    width: auto;
    height: var(--bar-h);
    flex-direction: row;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    padding: 0 16px;
    border-right: 0;
    border-top: 1px solid var(--line);
    background: rgba(6, 17, 14, 0.96);
  }

  .rail::after {
    content: "";
    position: absolute;
    left: 0;
    right: 0;
    top: 0;
    height: 2px;
    background: linear-gradient(90deg, var(--flo), rgba(55, 245, 212, 0) 64%);
    pointer-events: none;
  }

  .rail__brand { flex-direction: row; gap: 10px; }
  .rail__brand-name { writing-mode: horizontal-tb; font-size: 13px; letter-spacing: 0.14em; }

  .rail__toggle {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 9px 14px;
    border: 1px solid var(--line);
    color: var(--paper);
    font-family: var(--font-mono);
    font-size: 11px;
    letter-spacing: 0.14em;
    transition: border-color 0.2s var(--ease), color 0.2s var(--ease);
  }
  .rail__toggle:hover { border-color: var(--flo); color: var(--flo); }

  .rail__toggle-bars {
    position: relative;
    display: block;
    width: 16px;
    height: 10px;
  }
  .rail__toggle-bars i {
    position: absolute;
    left: 0;
    width: 16px;
    height: 1.5px;
    background: var(--flo);
    transition: transform 0.22s var(--ease);
  }
  .rail__toggle-bars i:nth-child(1) { top: 0; }
  .rail__toggle-bars i:nth-child(2) { bottom: 0; }

  .site-header[data-open] .rail__toggle-bars i:nth-child(1) { transform: translateY(4px) rotate(45deg); }
  .site-header[data-open] .rail__toggle-bars i:nth-child(2) { transform: translateY(-4.5px) rotate(-45deg); }

  .rail__foot { display: none; }

  .rail__nav {
    position: absolute;
    left: 0;
    right: 0;
    bottom: 100%;
    width: auto;
    max-height: min(72vh, 520px);
    display: grid;
    grid-template-columns: 1fr 1fr;
    align-content: start;
    gap: 2px;
    padding: 14px;
    background: rgba(11, 31, 25, 0.98);
    border-top: 1px solid var(--line);
    overflow-y: auto;
    opacity: 0;
    visibility: hidden;
    transform: translateY(12px);
    transition: opacity 0.24s var(--ease), transform 0.24s var(--ease), visibility 0.24s var(--ease);
  }

  .site-header[data-open] .rail__nav {
    opacity: 1;
    visibility: visible;
    transform: none;
  }

  .rail__list { display: contents; }

  .rail__link {
    writing-mode: horizontal-tb;
    display: block;
    padding: 14px 12px;
    font-size: 14px;
    letter-spacing: 0.1em;
    border-bottom: 1px solid var(--line-soft);
  }
  .rail__link[aria-current="page"] {
    color: var(--flo);
    box-shadow: inset 2px 0 0 var(--flo);
  }
  .rail__link[aria-current="page"]::after { display: none; }

  .rail__panel-cta {
    display: flex;
    grid-column: 1 / -1;
    margin-top: 12px;
  }
}

@media (max-width: 559px) {
  .ticker__label { display: none; }
  .ticker { font-size: 10.5px; gap: 10px; }
  .rail__brand-name { font-size: 12px; }
  .rail__toggle { padding: 8px 11px; }
}

/* ---------- 10. 页脚 ---------- */
.site-footer {
  position: relative;
  margin-top: clamp(64px, 9vw, 120px);
  padding-top: clamp(48px, 6vw, 80px);
  border-top: 1px solid var(--line);
  background:
    radial-gradient(80% 120% at 88% 0%, rgba(55, 245, 212, 0.10), transparent 60%),
    linear-gradient(180deg, rgba(11, 31, 25, 0.72), var(--ink) 72%);
}

.site-footer::before {
  content: "";
  position: absolute;
  top: -1px;
  left: 0;
  width: clamp(64px, 14vw, 180px);
  height: 2px;
  background: var(--flo);
}

.site-footer__inner {
  display: grid;
  grid-template-columns: minmax(240px, 4fr) 8fr;
  gap: clamp(32px, 4vw, 56px) var(--gap);
  width: 100%;
  max-width: 1360px;
  margin: 0 auto;
  padding-inline: var(--pad);
}

.site-footer__brand { display: flex; flex-direction: column; align-items: flex-start; gap: 12px; }

.site-footer__mark {
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.28em;
  color: var(--flo);
  padding: 3px 6px;
  border: 1px solid rgba(55, 245, 212, 0.5);
  max-width: none;
}

.site-footer__word {
  font-family: var(--font-display);
  font-size: clamp(28px, 3.2vw, 44px);
  font-weight: 700;
  line-height: 1;
  letter-spacing: 0.01em;
  color: var(--paper);
  max-width: none;
}

.site-footer__tag {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.1em;
  color: var(--mist);
  max-width: 24em;
}

.site-footer__brand .btn { margin-top: 8px; }

.site-footer__nav {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: clamp(20px, 3vw, 40px);
}

.fcol__title {
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.2em;
  line-height: 1.4;
  color: var(--flo);
  padding-bottom: 12px;
  margin-bottom: 10px;
  border-bottom: 1px solid var(--line-soft);
}

.fcol__list li + li { margin-top: 2px; }

.fcol__list a {
  display: inline-block;
  padding: 5px 0;
  font-size: 14px;
  line-height: 1.5;
  color: var(--mist);
  text-decoration: none;
  transition: color 0.18s var(--ease), transform 0.18s var(--ease);
}
.fcol__list a:hover { color: var(--paper); transform: translateX(3px); }

.site-footer__bottom {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 8px 28px;
  width: 100%;
  max-width: 1360px;
  margin: clamp(40px, 5vw, 64px) auto 0;
  padding: 18px var(--pad) 26px;
  border-top: 1px solid var(--line-soft);
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.04em;
  color: var(--mist);
}

.site-footer__legal,
.site-footer__contact { max-width: none; }

.site-footer__link {
  color: var(--paper);
  text-decoration: none;
  border-bottom: 1px solid rgba(55, 245, 212, 0.5);
}
.site-footer__link:hover { color: var(--flo); }

@media (max-width: 959px) {
  .site-footer__inner { grid-template-columns: minmax(0, 1fr); }
  .site-footer__nav { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}

@media (max-width: 559px) {
  .site-footer__nav { grid-template-columns: minmax(0, 1fr); gap: 24px; }
  .site-footer__bottom { flex-direction: column; align-items: flex-start; gap: 6px; }
}

/* ---------- 11. 进场动效 ---------- */
html[data-js] [data-reveal] {
  opacity: 0;
  transform: translateY(12px);
  transition: opacity 0.38s var(--ease), transform 0.38s var(--ease);
}
html[data-js] [data-reveal].is-in {
  opacity: 1;
  transform: none;
}

/* ---------- 12. 减少动效 ---------- */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *,
  *::before,
  *::after {
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.001ms !important;
    scroll-behavior: auto !important;
  }
  html[data-js] [data-reveal] {
    opacity: 1;
    transform: none;
  }
}