/* =========================================================
   小鸟体育赛事 · 全站共享样式 /assets/site.css
   骨架：左侧品牌轨道 + 悬浮胶囊导航 + 不对称双栏内容区
   ========================================================= */

*, *::before, *::after { box-sizing: border-box; }

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

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

ul, ol { list-style: none; }

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

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

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

table { border-collapse: collapse; }

/* ---------- 设计令牌 ---------- */
:root {
  --jade: #0B7F70;
  --jade-700: #0A6A5E;
  --jade-deep: #073B3A;
  --orange: #FF6A13;
  --orange-soft: #FF8236;
  --amber: #FFB627;
  --ink: #0A2233;
  --indigo: #3A2E6E;
  --wine: #7A2E4E;
  --cream: #F6F1E6;
  --sand: #E7DFCF;
  --text: #14181F;

  --rail-w: 104px;
  --nav-gap: 18px;

  --font-cn: "Source Han Sans SC", "Noto Sans SC", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", system-ui, -apple-system, sans-serif;
  --font-mono: "JetBrains Mono", "SFMono-Regular", ui-monospace, Menlo, Consolas, monospace;

  --hair: 1px solid rgba(10, 34, 51, 0.14);
  --shadow-float: 0 14px 38px rgba(7, 59, 58, 0.24);
}

/* ---------- 基础排版 ---------- */
body {
  font-family: var(--font-cn);
  font-size: 16.5px;
  line-height: 1.85;
  color: var(--text);
  background-color: var(--cream);
  padding-top: 92px;
  min-height: 100vh;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

main { display: block; }

#main-content { scroll-margin-top: 104px; }

h1, h2, h3, h4 {
  font-weight: 900;
  letter-spacing: -0.02em;
  line-height: 1.14;
  color: var(--ink);
}

h1 { font-size: clamp(2.4rem, 6vw, 4.4rem); }
h2 { font-size: clamp(1.75rem, 3.4vw, 2.5rem); }
h3 { font-size: clamp(1.2rem, 2vw, 1.55rem); }
h4 { font-size: 1.1rem; }

p { max-width: 68ch; }
strong, b { font-weight: 700; }

.mono, .num, code, kbd {
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  letter-spacing: -0.01em;
}

.num { font-size: 1.15em; font-weight: 700; color: var(--jade-deep); }

::selection { background: var(--amber); color: var(--ink); }

/* ---------- 焦点与可达性 ---------- */
:focus-visible {
  outline: 3px solid var(--orange);
  outline-offset: 3px;
  border-radius: 2px;
}

.skip-link {
  position: fixed;
  top: -120px;
  left: calc(var(--rail-w) + 12px);
  z-index: 300;
  padding: 10px 20px;
  background: var(--ink);
  color: var(--cream);
  font-weight: 700;
  font-size: 14px;
  transition: top 0.2s ease;
}

.skip-link:focus { top: 12px; }

.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;
}

/* ---------- 容器与工具 ---------- */
.wrap {
  width: min(calc(100% - 40px), 1180px);
  margin-inline: auto;
}

.stack > * + * { margin-top: 16px; }
.stack--lg > * + * { margin-top: 30px; }

.inline-list {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
}

.rule {
  height: 1px;
  border: 0;
  background: rgba(10, 34, 51, 0.14);
  margin: 34px 0;
}

.arrow-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-weight: 700;
  color: var(--jade);
}

.arrow-link::after { content: "→"; transition: transform 0.18s ease; }
.arrow-link:hover::after { transform: translateX(5px); }

/* ---------- 左侧品牌轨道 ---------- */
.brand-rail { display: none; }

@media (min-width: 1024px) {
  body { padding-left: var(--rail-w); }

  .brand-rail {
    position: fixed;
    inset: 0 auto 0 0;
    width: var(--rail-w);
    z-index: 70;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: space-between;
    padding: 28px 0 24px;
    background: var(--jade-deep);
    border-right: 1px solid rgba(246, 241, 230, 0.12);
  }

  .brand-rail::before {
    content: "";
    position: absolute;
    top: 0;
    bottom: 0;
    right: 16px;
    width: 1px;
    background: rgba(246, 241, 230, 0.12);
  }

  .brand-rail__mark {
    display: block;
    text-align: center;
    padding-bottom: 14px;
    border-bottom: 2px solid var(--orange);
  }

  .brand-rail__mark-cn {
    writing-mode: vertical-rl;
    font-size: 16px;
    font-weight: 900;
    letter-spacing: 0.28em;
    color: var(--cream);
  }

  .brand-rail__mark-en {
    display: block;
    writing-mode: vertical-rl;
    margin-top: 10px;
    font-family: var(--font-mono);
    font-size: 9.5px;
    letter-spacing: 0.3em;
    color: var(--amber);
  }

  .brand-rail__nav {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 12px;
  }

  .brand-rail__nav a {
    writing-mode: vertical-rl;
    padding: 8px 4px;
    font-size: 12.5px;
    letter-spacing: 0.2em;
    color: rgba(246, 241, 230, 0.7);
    transition: color 0.18s ease, background-color 0.18s ease;
  }

  .brand-rail__nav a:hover {
    color: var(--cream);
    background: rgba(246, 241, 230, 0.1);
  }

  .brand-rail__nav a[aria-current="page"] {
    color: var(--ink);
    background: var(--amber);
    font-weight: 700;
  }

  .brand-rail__tag {
    writing-mode: vertical-rl;
    font-family: var(--font-mono);
    font-size: 10px;
    letter-spacing: 0.24em;
    color: rgba(246, 241, 230, 0.42);
  }
}

/* ---------- 悬浮胶囊导航 ---------- */
.capsule-wrap {
  position: fixed;
  top: 14px;
  left: 14px;
  right: 14px;
  z-index: 90;
  display: flex;
  justify-content: center;
  pointer-events: none;
}

@media (min-width: 1024px) {
  .capsule-wrap {
    left: calc(var(--rail-w) + var(--nav-gap));
    right: var(--nav-gap);
  }
}

.capsule-nav {
  pointer-events: auto;
  position: relative;
  display: flex;
  align-items: center;
  gap: 8px;
  width: 100%;
  max-width: 1180px;
  margin: 0 auto;
  padding: 7px 8px 7px 8px;
  background: var(--jade);
  color: var(--cream);
  border-radius: 999px;
  box-shadow: var(--shadow-float);
  transition: max-width 0.24s ease, padding 0.24s ease, border-radius 0.24s ease;
}

.capsule-nav__brand {
  display: flex;
  align-items: baseline;
  gap: 7px;
  padding: 4px 10px 4px 14px;
  white-space: nowrap;
}

.capsule-nav__brand-cn {
  font-size: 16px;
  font-weight: 900;
  letter-spacing: 0.02em;
  color: var(--cream);
}

.capsule-nav__brand-en {
  font-family: var(--font-mono);
  font-size: 9.5px;
  letter-spacing: 0.22em;
  color: var(--amber);
}

.capsule-nav__list {
  display: flex;
  align-items: center;
  gap: 2px;
  margin-inline: auto;
}

.capsule-nav__list a {
  display: block;
  padding: 8px 14px;
  border-radius: 999px;
  font-size: 14.5px;
  font-weight: 500;
  color: rgba(246, 241, 230, 0.86);
  transition: background-color 0.18s ease, color 0.18s ease;
}

.capsule-nav__list a:hover {
  background: rgba(246, 241, 230, 0.14);
  color: #fff;
}

.capsule-nav__list a[aria-current="page"] {
  background: var(--cream);
  color: var(--jade-deep);
  font-weight: 700;
}

.capsule-nav__actions {
  display: flex;
  align-items: center;
  gap: 8px;
  padding-left: 10px;
  margin-left: 4px;
  border-left: 1px solid rgba(246, 241, 230, 0.26);
}

.capsule-nav__progress {
  position: absolute;
  left: 26px;
  right: 26px;
  bottom: 3px;
  height: 2px;
  background: rgba(246, 241, 230, 0.22);
  overflow: hidden;
  pointer-events: none;
}

.capsule-nav__progress > span {
  display: block;
  height: 100%;
  width: 0;
  background: var(--orange);
  transition: width 0.1s linear;
}

/* 滚动收缩态 */
.capsule-wrap[data-shrink] .capsule-nav {
  max-width: 930px;
  padding: 5px 6px;
}

.capsule-wrap[data-shrink] .capsule-nav__brand-cn { font-size: 14px; }
.capsule-wrap[data-shrink] .capsule-nav__brand-en { display: none; }
.capsule-wrap[data-shrink] .capsule-nav__list a { padding: 7px 12px; font-size: 14px; }

/* ---------- 胶囊按钮 ---------- */
.pill {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 8px 16px;
  border-radius: 999px;
  font-size: 13.5px;
  font-weight: 700;
  letter-spacing: 0.02em;
  white-space: nowrap;
  cursor: pointer;
  transition: transform 0.16s ease, background-color 0.16s ease, color 0.16s ease, border-color 0.16s ease;
}

.pill--ghost {
  background: transparent;
  border: 1px solid rgba(246, 241, 230, 0.55);
  color: var(--cream);
}

.pill--ghost:hover { background: rgba(246, 241, 230, 0.16); }

.pill--orange {
  background: var(--orange);
  color: #2A1000;
}

.pill--orange:hover { background: var(--orange-soft); }

.pill--jade { background: var(--jade); color: #fff; }
.pill--ink { background: var(--ink); color: var(--cream); }

.pill--outline {
  background: transparent;
  border: 1px solid var(--ink);
  color: var(--ink);
}

.pill--outline:hover { background: var(--ink); color: var(--cream); }

.pill:hover { transform: translateY(-2px); }

/* ---------- 汉堡按钮 ---------- */
.nav-toggle {
  display: none;
  position: relative;
  width: 44px;
  height: 44px;
  flex: none;
  border-radius: 999px;
  background: rgba(246, 241, 230, 0.14);
  cursor: pointer;
}

.nav-toggle__bar {
  position: absolute;
  left: 50%;
  width: 18px;
  height: 2px;
  background: var(--cream);
  transform: translateX(-50%);
  transition: transform 0.2s ease, top 0.2s ease, bottom 0.2s ease;
}

.nav-toggle__bar:nth-child(1) { top: 16px; }
.nav-toggle__bar:nth-child(2) { bottom: 16px; }

.capsule-nav[data-open] .nav-toggle__bar:nth-child(1) {
  top: 21px;
  transform: translateX(-50%) rotate(45deg);
}

.capsule-nav[data-open] .nav-toggle__bar:nth-child(2) {
  bottom: 21px;
  transform: translateX(-50%) rotate(-45deg);
}

/* ---------- 移动 / 平板导航 ---------- */
@media (max-width: 980px) {
  body { padding-top: 84px; }

  .capsule-wrap { top: 10px; left: 10px; right: 10px; }

  .capsule-nav {
    flex-wrap: wrap;
    padding: 6px 6px 6px 16px;
    border-radius: 26px;
  }

  .capsule-nav__brand { flex: 1 1 auto; }

  .nav-toggle { display: block; }

  .capsule-nav__list {
    display: none;
    order: 3;
    width: 100%;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    margin: 10px 0 4px;
    padding-top: 10px;
    border-top: 1px solid rgba(246, 241, 230, 0.22);
  }

  .capsule-nav[data-open] .capsule-nav__list { display: flex; }

  .capsule-nav__list a {
    padding: 13px 14px;
    border-radius: 6px;
    font-size: 16px;
  }

  .capsule-nav__list a[aria-current="page"] {
    background: var(--amber);
    color: var(--ink);
  }

  .capsule-nav__actions {
    display: none;
    order: 4;
    width: 100%;
    flex-direction: column;
    align-items: stretch;
    gap: 8px;
    margin: 0 0 6px;
    padding: 0;
    border-left: 0;
  }

  .capsule-nav[data-open] .capsule-nav__actions { display: flex; }

  .capsule-nav__actions .pill { justify-content: center; padding: 13px 16px; }

  .capsule-nav__progress { left: 20px; right: 20px; bottom: 4px; }

  .capsule-nav[data-open] .capsule-nav__progress { display: none; }

  .capsule-wrap[data-shrink] .capsule-nav[data-open] {
    max-width: 100%;
    padding: 6px 6px 6px 16px;
  }
}

/* ---------- 分区 ---------- */
.section { padding: 60px 0; }

@media (min-width: 880px) {
  .section { padding: 92px 0; }
}

.section--deep {
  background: var(--jade-deep);
  color: rgba(246, 241, 230, 0.86);
}

.section--deep h1,
.section--deep h2,
.section--deep h3,
.section--deep h4 { color: var(--cream); }

.section--sand { background: var(--sand); }

.section--indigo {
  background: var(--indigo);
  color: rgba(246, 241, 230, 0.86);
}

.section--indigo h1,
.section--indigo h2,
.section--indigo h3 { color: var(--cream); }

.section__head { margin-bottom: 34px; }

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.2em;
  color: var(--jade);
  text-transform: uppercase;
}

.eyebrow::before {
  content: "";
  width: 24px;
  height: 2px;
  background: var(--orange);
  flex: none;
}

.section--deep .eyebrow,
.section--indigo .eyebrow { color: var(--amber); }

/* ---------- 网格与分栏 ---------- */
.grid { display: grid; gap: 26px; }
.grid--2 { grid-template-columns: 1fr; }
.grid--3 { grid-template-columns: 1fr; }

.layout-split { display: grid; gap: 30px; grid-template-columns: 1fr; }

@media (min-width: 880px) {
  .grid--2 { grid-template-columns: 1.1fr 0.9fr; }
  .grid--3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }

  .layout-split {
    grid-template-columns: 62fr 34fr;
    column-gap: 4%;
    align-items: start;
  }

  .layout-split--reverse > *:first-child { order: 2; }
  .layout-split--reverse > *:last-child { order: 1; }
}

/* ---------- 卡片 ---------- */
.card {
  background: #fff;
  border: var(--hair);
  border-radius: 2px;
  padding: 24px;
}

.card--sand {
  background: var(--sand);
  border-color: transparent;
  border-left: 4px solid var(--jade);
}

.card--deep {
  background: var(--jade-deep);
  border-color: transparent;
  color: rgba(246, 241, 230, 0.84);
}

.card--deep h3, .card--deep h4 { color: var(--cream); }

/* ---------- 旁注 ---------- */
.aside-note {
  background: var(--sand);
  border-left: 4px solid var(--wine);
  padding: 20px 22px;
  font-size: 14.5px;
  line-height: 1.78;
}

.aside-note__title {
  font-family: var(--font-mono);
  font-size: 11.5px;
  font-weight: 700;
  letter-spacing: 0.16em;
  color: var(--wine);
  margin-bottom: 8px;
  text-transform: uppercase;
}

/* ---------- 标签 ---------- */
.tag {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 3px 10px;
  border: 1px solid currentColor;
  border-radius: 2px;
  font-size: 12.5px;
  font-weight: 600;
  letter-spacing: 0.06em;
  line-height: 1.6;
}

.tag--jade { color: var(--jade); }
.tag--orange { color: var(--orange); }
.tag--amber { color: #6B4400; background: var(--amber); border-color: var(--amber); }
.tag--indigo { color: var(--indigo); }
.tag--wine { color: var(--wine); }
.tag--light { color: var(--cream); border-color: rgba(246, 241, 230, 0.42); }

/* ---------- 日期轴母题 ---------- */
.axis {
  position: relative;
  height: 2px;
  background: rgba(10, 34, 51, 0.16);
  margin: 30px 0 34px;
}

.axis::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  height: 2px;
  width: var(--axis-progress, 36%);
  background: var(--jade);
}

.axis__node {
  position: absolute;
  top: -5px;
  width: 12px;
  height: 12px;
  border-radius: 1px;
  background: var(--jade);
  transform: translateX(-50%);
}

.axis__node--now {
  top: -8px;
  width: 18px;
  height: 18px;
  background: var(--orange);
  border-radius: 2px;
}

.section--deep .axis { background: rgba(246, 241, 230, 0.2); }

/* ---------- 图片容器（页面阶段使用） ---------- */
.media {
  position: relative;
  overflow: hidden;
  border-radius: 2px;
  aspect-ratio: 16 / 10;
  background-color: var(--sand);
  background-image: repeating-linear-gradient(
    135deg,
    rgba(11, 127, 112, 0.14) 0 10px,
    rgba(11, 127, 112, 0.05) 10px 20px
  );
}

.media > img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: saturate(1.05) contrast(1.03);
}

.media--wide { aspect-ratio: 21 / 9; }
.media--tall { aspect-ratio: 3 / 4; }
.media--square { aspect-ratio: 1 / 1; }

.media--tilt { clip-path: polygon(0 6%, 100% 0, 100% 94%, 0 100%); }

.media__badge {
  position: absolute;
  top: 0;
  left: 0;
  padding: 6px 12px;
  background: var(--orange);
  color: #2A1000;
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.08em;
}

.media__caption {
  margin-top: 10px;
  font-family: var(--font-mono);
  font-size: 12.5px;
  letter-spacing: 0.02em;
  color: rgba(10, 34, 51, 0.6);
}

.section--deep .media__caption,
.section--indigo .media__caption { color: rgba(246, 241, 230, 0.6); }

/* ---------- 对照表 ---------- */
.data-table {
  width: 100%;
  font-size: 14.5px;
  border-collapse: collapse;
}

.data-table caption {
  caption-side: top;
  text-align: left;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.14em;
  color: rgba(10, 34, 51, 0.55);
  padding-bottom: 10px;
}

.data-table th {
  background: var(--jade-deep);
  color: var(--cream);
  text-align: left;
  padding: 11px 14px;
  font-weight: 700;
  letter-spacing: 0.02em;
  white-space: nowrap;
}

.data-table td {
  padding: 11px 14px;
  border-bottom: 1px solid rgba(10, 34, 51, 0.12);
  vertical-align: top;
}

.data-table tbody tr:nth-child(even) { background: var(--sand); }

.data-table tbody tr {
  transition: background-color 0.18s ease, transform 0.18s ease;
}

.data-table tbody tr:hover {
  background: rgba(11, 127, 112, 0.1);
  transform: translateY(-2px);
}

.data-table .score {
  color: var(--orange);
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: 1.1em;
}

/* ---------- 正文长文 ---------- */
.prose { max-width: 68ch; }

.prose > * + * { margin-top: 18px; }

.prose h2 { margin-top: 44px; }
.prose h3 { margin-top: 30px; }

.prose ul, .prose ol {
  display: grid;
  gap: 10px;
}

.prose li {
  position: relative;
  padding-left: 22px;
}

.prose ul li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.72em;
  width: 8px;
  height: 8px;
  background: var(--jade);
  border-radius: 1px;
}

.prose ol { counter-reset: prose-ol; }

.prose ol li::before {
  counter-increment: prose-ol;
  content: counter(prose-ol, decimal-leading-zero);
  position: absolute;
  left: 0;
  top: 0;
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 700;
  color: var(--orange);
}

.prose blockquote {
  border-left: 4px solid var(--wine);
  padding: 4px 0 4px 20px;
  color: rgba(10, 34, 51, 0.78);
}

/* ---------- 行动按钮 ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 13px 26px;
  border-radius: 2px;
  font-size: 15px;
  font-weight: 700;
  letter-spacing: 0.02em;
  cursor: pointer;
  transition: transform 0.16s ease, background-color 0.16s ease, color 0.16s ease, border-color 0.16s ease;
}

.btn--primary { background: var(--jade); color: #fff; }
.btn--primary:hover { background: var(--jade-700); transform: translateY(-2px); }

.btn--orange { background: var(--orange); color: #2A1000; }
.btn--orange:hover { background: var(--orange-soft); transform: translateY(-2px); }

.btn--ghost {
  background: transparent;
  border: 1px solid var(--ink);
  color: var(--ink);
}

.btn--ghost:hover { background: var(--ink); color: var(--cream); }

.section--deep .btn--ghost,
.section--indigo .btn--ghost {
  border-color: rgba(246, 241, 230, 0.6);
  color: var(--cream);
}

.section--deep .btn--ghost:hover,
.section--indigo .btn--ghost:hover {
  background: var(--cream);
  color: var(--jade-deep);
}

/* ---------- 面包屑 ---------- */
.breadcrumbs { padding: 20px 0 0; }

.breadcrumbs ol {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  font-family: var(--font-mono);
  font-size: 12.5px;
  letter-spacing: 0.03em;
  color: rgba(10, 34, 51, 0.55);
}

.breadcrumbs li { display: flex; align-items: center; gap: 8px; }

.breadcrumbs li::after {
  content: "/";
  color: rgba(10, 34, 51, 0.28);
}

.breadcrumbs li:last-child::after { content: none; }

.breadcrumbs a:hover { color: var(--jade); }

.breadcrumbs [aria-current="page"] {
  color: var(--jade-deep);
  font-weight: 700;
}

/* ---------- 筛选按钮组 ---------- */
.filter-bar {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 24px;
}

.filter-chip {
  padding: 7px 16px;
  border-radius: 999px;
  border: 1px solid rgba(10, 34, 51, 0.22);
  background: transparent;
  color: var(--ink);
  font-size: 13.5px;
  font-weight: 600;
  cursor: pointer;
  transition: background-color 0.18s ease, color 0.18s ease, border-color 0.18s ease;
}

.filter-chip:hover { border-color: var(--jade); color: var(--jade); }

.filter-chip[aria-pressed="true"] {
  background: var(--jade-deep);
  border-color: var(--jade-deep);
  color: var(--cream);
}

.section--deep .filter-chip {
  border-color: rgba(246, 241, 230, 0.4);
  color: var(--cream);
}

.section--deep .filter-chip[aria-pressed="true"] {
  background: var(--amber);
  border-color: var(--amber);
  color: var(--ink);
}

/* ---------- 显现动画 ---------- */
.js-ready [data-reveal] {
  opacity: 0;
  transform: translateY(14px);
  transition: opacity 0.5s ease, transform 0.5s ease;
}

.js-ready [data-reveal].is-visible {
  opacity: 1;
  transform: none;
}

/* ---------- 页脚 ---------- */
.site-footer {
  position: relative;
  margin-top: 96px;
  padding-top: 64px;
  background: var(--jade-deep);
  color: rgba(246, 241, 230, 0.78);
  font-size: 14.5px;
}

.site-footer::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: linear-gradient(
    90deg,
    var(--jade) 0 42%,
    var(--orange) 42% 54%,
    var(--amber) 54% 64%,
    var(--indigo) 64% 84%,
    var(--wine) 84% 100%
  );
}

.site-footer__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 36px;
  padding-bottom: 46px;
}

@media (min-width: 700px) {
  .site-footer__grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}

@media (min-width: 1024px) {
  .site-footer__grid {
    grid-template-columns: 1.5fr 1fr 1fr 1.5fr;
    gap: 32px;
  }
}

.site-footer__logo {
  font-size: 22px;
  font-weight: 900;
  letter-spacing: 0.02em;
  color: var(--cream);
}

.site-footer__slogan {
  margin-top: 6px;
  font-size: 14px;
  letter-spacing: 0.08em;
  color: var(--amber);
}

.site-footer__meta {
  margin-top: 16px;
  max-width: 34ch;
  font-size: 13.5px;
  line-height: 1.75;
  color: rgba(246, 241, 230, 0.66);
}

.site-footer__title {
  margin-bottom: 14px;
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.18em;
  color: var(--amber);
  text-transform: uppercase;
}

.site-footer__col ul {
  display: grid;
  gap: 9px;
}

.site-footer__col a {
  color: rgba(246, 241, 230, 0.8);
  transition: color 0.16s ease;
}

.site-footer__col a:hover {
  color: #fff;
  text-decoration: underline;
  text-underline-offset: 3px;
}

.site-footer__col a[aria-current="page"] {
  color: var(--amber);
  font-weight: 700;
}

.site-footer__dl {
  display: grid;
  gap: 13px;
}

.site-footer__dl > div {
  display: grid;
  gap: 2px;
}

.site-footer__dl dt {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  color: rgba(246, 241, 230, 0.48);
}

.site-footer__dl dd {
  color: var(--cream);
  font-size: 14px;
  line-height: 1.7;
  overflow-wrap: anywhere;
}

.site-footer__base {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px 26px;
  padding: 20px 0 30px;
  border-top: 1px solid rgba(246, 241, 230, 0.16);
  font-family: var(--font-mono);
  font-size: 12.5px;
  letter-spacing: 0.03em;
  color: rgba(246, 241, 230, 0.55);
}

.site-footer__base .mono { color: rgba(246, 241, 230, 0.72); }

/* ---------- 减弱动效 ---------- */
@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;
  }

  .js-ready [data-reveal] {
    opacity: 1;
    transform: none;
  }

  .pill:hover,
  .btn:hover,
  .data-table tbody tr:hover { transform: none; }
}