/* ============================================================
   威首页体育 CN官方主站 — 共享样式 /assets/site.css
   午夜深蓝底 · 荧光青 / 电光橙 / 草皮绿强调 · 目录型内容地图
   ============================================================ */

/* ---------- 0. Reset ---------- */
*,
*::before,
*::after { box-sizing: border-box; }

html {
  -webkit-text-size-adjust: 100%;
  text-size-adjust: 100%;
  scroll-behavior: smooth;
  scroll-padding-top: calc(var(--bar-h) + 18px);
}

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; }

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

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

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

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

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

/* ---------- 1. 设计令牌 ---------- */
:root {
  --ink-900: #0B1220;
  --ink-850: #0E1729;
  --ink-800: #141F35;
  --ink-950: #060B14;
  --line: #2A3A55;
  --line-soft: rgba(42, 58, 85, 0.55);
  --paper: #EDE6D6;
  --paper-soft: rgba(237, 230, 214, 0.82);
  --cyan: #22E0D6;
  --orange: #FF6B2C;
  --grass: #2FBF71;
  --mist: #8C9BB3;
  --alert: #E5484D;

  --font-narrow: "Oswald", "Arial Narrow", "Helvetica Neue Condensed", "PingFang SC", "Microsoft YaHei", sans-serif;
  --font-body: "PingFang SC", "Hiragino Sans GB", "Noto Sans SC", "Microsoft YaHei", system-ui, -apple-system, sans-serif;
  --font-serif: "Songti SC", "Source Han Serif SC", "Noto Serif SC", Georgia, "SimSun", serif;
  --font-mono: ui-monospace, "SF Mono", "Consolas", "Liberation Mono", Menlo, monospace;

  --rail-w: 236px;
  --bar-h: 56px;
  --maxw: 1240px;
  --gut: clamp(16px, 4vw, 44px);
  --ease: cubic-bezier(0.22, 0.61, 0.36, 1);
}

/* ---------- 2. 基础排版 ---------- */
body {
  background: var(--ink-900);
  color: var(--paper);
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.75;
  letter-spacing: 0.005em;
  min-height: 100vh;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

p { text-wrap: pretty; }
h1, h2, h3, h4 { text-wrap: balance; }

h1, h2, h3 {
  font-family: var(--font-narrow);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: -0.02em;
  line-height: 1.12;
  color: var(--paper);
}

h1 { font-size: clamp(34px, 5.4vw, 72px); }
h2 { font-size: clamp(24px, 3.2vw, 44px); }
h3 { font-size: clamp(18px, 2vw, 26px); letter-spacing: 0; }

.editorial {
  font-family: var(--font-serif);
  font-weight: 600;
  text-transform: none;
  letter-spacing: 0.01em;
  font-size: clamp(20px, 2.2vw, 28px);
  line-height: 1.5;
}

.num,
.mono {
  font-family: var(--font-mono);
  font-weight: 600;
  font-variant-numeric: tabular-nums;
  letter-spacing: 0.06em;
}

.kicker {
  display: inline-block;
  font-family: var(--font-narrow);
  font-weight: 700;
  font-size: 11px;
  line-height: 1;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--cyan);
}

.section-title {
  font-family: var(--font-narrow);
  font-weight: 700;
  font-size: clamp(22px, 3vw, 34px);
  line-height: 1.15;
  text-transform: uppercase;
  letter-spacing: -0.01em;
  color: var(--paper);
}

.rule {
  height: 1px;
  border: 0;
  background: var(--line);
}

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

/* ---------- 3. 页面骨架与栅格 ---------- */
@media (min-width: 1024px) {
  body {
    padding-left: var(--rail-w);
    padding-top: var(--bar-h);
  }
}

@media (max-width: 1023.98px) {
  body { padding-top: var(--bar-h); }
}

.wrap {
  width: 100%;
  max-width: var(--maxw);
  margin-inline: auto;
  padding-inline: var(--gut);
}

.grid { display: grid; gap: clamp(18px, 2.4vw, 30px); }
.grid--12 { grid-template-columns: repeat(12, minmax(0, 1fr)); }
.grid--4  { grid-template-columns: repeat(4, minmax(0, 1fr)); }
.grid--3  { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.grid--2  { grid-template-columns: repeat(2, minmax(0, 1fr)); }

@media (max-width: 980px) {
  .grid--4 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .grid--3 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}

@media (max-width: 620px) {
  .grid--4,
  .grid--3,
  .grid--2 { grid-template-columns: 1fr; }
  .grid--12 { grid-template-columns: repeat(6, minmax(0, 1fr)); }
}

/* ---------- 4. 显现动效 ---------- */
.reveal { opacity: 1; transform: none; }

.js-reveal .reveal {
  opacity: 0;
  transform: translateY(14px);
  transition: opacity 0.32s var(--ease), transform 0.32s var(--ease);
}

.js-reveal .reveal.is-in {
  opacity: 1;
  transform: none;
}

/* ---------- 5. 通用按钮 ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 13px 22px;
  font-family: var(--font-body);
  font-weight: 700;
  font-size: 13px;
  line-height: 1;
  letter-spacing: 0.06em;
  clip-path: polygon(0 0, 100% 0, calc(100% - 13px) 100%, 0 100%);
  transition: transform 0.2s var(--ease), background 0.2s var(--ease), color 0.2s var(--ease), box-shadow 0.2s var(--ease);
}

.btn--primary { background: var(--cyan); color: #04121A; }
.btn--accent  { background: var(--orange); color: #180A02; }
.btn--ghost   { background: transparent; color: var(--paper); box-shadow: inset 0 0 0 1px var(--line); }
.btn--ghost:hover { color: var(--cyan); box-shadow: inset 0 0 0 1px var(--cyan); }
.btn:hover { transform: translate(-2px, -2px); }

/* ---------- 6. 标签 ---------- */
.tag {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  padding: 4px 9px;
  font-family: var(--font-body);
  font-weight: 700;
  font-size: 11px;
  line-height: 1.1;
  letter-spacing: 0.08em;
  background: var(--ink-800);
  color: var(--mist);
  clip-path: polygon(0 0, 100% 0, calc(100% - 7px) 100%, 0 100%);
}

.tag--cyan   { background: rgba(34, 224, 214, 0.14); color: var(--cyan); }
.tag--orange { background: rgba(255, 107, 44, 0.16); color: var(--orange); }
.tag--grass  { background: rgba(47, 191, 113, 0.15); color: var(--grass); }
.tag--alert  { background: rgba(229, 72, 77, 0.16); color: var(--alert); }

/* ---------- 7. 面包屑 ---------- */
.breadcrumb {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  font-family: var(--font-body);
  font-weight: 700;
  font-size: 11px;
  line-height: 1.4;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--mist);
}

.breadcrumb li { display: inline-flex; align-items: center; gap: 8px; }
.breadcrumb li::after { content: "/"; color: var(--line); }
.breadcrumb li:last-child::after { content: none; }
.breadcrumb a:hover { color: var(--cyan); }
.breadcrumb [aria-current="page"] { color: var(--paper); }

/* ---------- 8. 长文容器 ---------- */
.prose {
  max-width: 720px;
  font-size: 16px;
  line-height: 1.85;
  color: var(--paper-soft);
}

.prose > * + * { margin-top: 1.15em; }

.prose h2,
.prose h3 {
  margin-top: 1.9em;
  color: var(--paper);
  letter-spacing: 0;
}

.prose h2 { font-size: clamp(20px, 2.4vw, 28px); }
.prose h3 { font-family: var(--font-serif); font-size: 20px; text-transform: none; }

.prose a {
  color: var(--cyan);
  border-bottom: 1px solid rgba(34, 224, 214, 0.4);
}

.prose ul,
.prose ol {
  padding-left: 1.15em;
  display: grid;
  gap: 0.5em;
}

.prose ul li { position: relative; }
.prose ul li::before {
  content: "";
  position: absolute;
  left: -1.15em;
  top: 0.72em;
  width: 5px; height: 5px;
  background: var(--cyan);
  transform: rotate(45deg);
}

.prose blockquote {
  border-left: 2px solid var(--orange);
  padding-left: 18px;
  font-family: var(--font-serif);
  color: var(--paper);
}

/* ---------- 9. 图片占位容器 ---------- */
.media {
  position: relative;
  overflow: hidden;
  background: linear-gradient(160deg, var(--ink-800), var(--ink-950));
  isolation: isolate;
}

.media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.media--cut {
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 30px), calc(100% - 30px) 100%, 0 100%);
}

.media--slant {
  clip-path: polygon(0 4%, 100% 0, 100% 100%, 0 100%);
}

.media--16x9 { aspect-ratio: 16 / 9; }
.media--4x3  { aspect-ratio: 4 / 3; }
.media--1x1  { aspect-ratio: 1 / 1; }
.media--3x4  { aspect-ratio: 3 / 4; }

.media__glow {
  position: absolute;
  inset: auto -10% -30% -10%;
  height: 70%;
  background: radial-gradient(60% 100% at 50% 100%, rgba(34, 224, 214, 0.3), transparent 70%);
  pointer-events: none;
}

/* ---------- 10. 跳转链接 ---------- */
.skip-link {
  position: fixed;
  top: 8px;
  left: 8px;
  z-index: 120;
  padding: 12px 18px;
  background: var(--cyan);
  color: #04121A;
  font-family: var(--font-body);
  font-weight: 700;
  font-size: 13px;
  line-height: 1;
  clip-path: polygon(0 0, 100% 0, calc(100% - 12px) 100%, 0 100%);
  transform: translateY(-180%);
  transition: transform 0.2s var(--ease);
}

.skip-link:focus { transform: translateY(0); }

/* ============================================================
   11. 站点外壳 HEADER
   ============================================================ */
.site-header { position: relative; }

/* ---- 比分条 ---- */
.scorebar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: var(--bar-h);
  z-index: 70;
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 0 var(--gut) 0 14px;
  background: rgba(11, 18, 32, 0.94);
  -webkit-backdrop-filter: blur(10px);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--line);
  transition: background 0.24s var(--ease), border-color 0.24s var(--ease);
}

.scorebar.is-condensed {
  background: rgba(6, 11, 20, 0.97);
  border-bottom-color: rgba(34, 224, 214, 0.34);
}

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

/* ---- 品牌 ---- */
.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  flex: 0 0 auto;
  min-width: 0;
}

.brand__mark {
  width: 14px;
  height: 14px;
  flex: 0 0 auto;
  background: var(--cyan);
  clip-path: polygon(0 0, 100% 0, 100% 62%, 62% 100%, 0 100%);
  box-shadow: 0 0 14px rgba(34, 224, 214, 0.55);
}

.brand__name {
  font-family: var(--font-narrow);
  font-weight: 700;
  font-size: 16px;
  line-height: 1;
  letter-spacing: 0.06em;
  color: var(--paper);
  white-space: nowrap;
}

.brand__sub {
  font-family: var(--font-body);
  font-weight: 700;
  font-size: 10px;
  line-height: 1;
  letter-spacing: 0.14em;
  color: var(--mist);
  padding: 4px 7px;
  border: 1px solid var(--line);
  white-space: nowrap;
}

/* ---- 比分滚动信息 ---- */
.ticker {
  flex: 1 1 auto;
  min-width: 0;
  display: flex;
  align-items: center;
  gap: 14px;
  overflow: hidden;
}

.ticker__tag {
  flex: 0 0 auto;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-family: var(--font-body);
  font-weight: 700;
  font-size: 10px;
  line-height: 1;
  letter-spacing: 0.16em;
  color: var(--orange);
}

.ticker__tag::before {
  content: "";
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--orange);
  animation: tickerPulse 1.6s var(--ease) infinite;
}

@keyframes tickerPulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.35; transform: scale(0.7); }
}

.ticker__track {
  display: flex;
  align-items: center;
  gap: 22px;
  overflow: hidden;
  white-space: nowrap;
}

.ticker__item {
  font-size: 13px;
  line-height: 1;
  color: var(--mist);
}

.ticker__item b {
  font-family: var(--font-mono);
  font-weight: 600;
  letter-spacing: 0.06em;
  color: var(--cyan);
}

/* ---- 快捷入口 ---- */
.scorebar__quick {
  flex: 0 0 auto;
  display: flex;
  align-items: center;
  gap: 8px;
}

.pill {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 8px 13px;
  font-family: var(--font-body);
  font-weight: 700;
  font-size: 12px;
  line-height: 1;
  letter-spacing: 0.04em;
  white-space: nowrap;
  clip-path: polygon(0 0, 100% 0, calc(100% - 9px) 100%, 0 100%);
  transition: transform 0.18s var(--ease), filter 0.18s var(--ease);
}

.pill--cyan   { background: var(--cyan);   color: #04121A; }
.pill--orange { background: var(--orange); color: #180A02; }
.pill:hover   { transform: translateX(2px); filter: brightness(1.08); }

/* ---- 移动导航按钮 ---- */
.nav-toggle {
  display: none;
  flex: 0 0 auto;
  align-items: center;
  gap: 8px;
  padding: 8px 10px;
  border: 1px solid var(--line);
  background: var(--ink-800);
  color: var(--paper);
  transition: border-color 0.18s var(--ease), color 0.18s var(--ease);
}

.nav-toggle:hover { border-color: var(--cyan); color: var(--cyan); }

.nav-toggle__bars {
  display: grid;
  gap: 3px;
  width: 16px;
}

.nav-toggle__bars i {
  display: block;
  height: 2px;
  background: var(--cyan);
}

.nav-toggle__bars i:nth-child(2) { width: 68%; }

.nav-toggle__label {
  font-family: var(--font-body);
  font-weight: 700;
  font-size: 11px;
  line-height: 1;
  letter-spacing: 0.12em;
}

/* ---- 滚动进度 ---- */
.scroll-progress {
  position: absolute;
  left: 0;
  bottom: -1px;
  width: 100%;
  height: 2px;
  transform-origin: 0 50%;
  transform: scaleX(var(--p, 0));
  background: linear-gradient(90deg, var(--cyan), var(--orange));
  transition: transform 0.08s linear;
}

/* ---- 侧边轨道导航 ---- */
.rail {
  position: fixed;
  top: var(--bar-h);
  left: 0;
  bottom: 0;
  width: var(--rail-w);
  z-index: 65;
  display: flex;
  flex-direction: column;
  gap: 16px;
  padding: 24px 18px 20px;
  overflow-y: auto;
  overscroll-behavior: contain;
  background: linear-gradient(180deg, #0E1729 0%, #0B1220 55%, #060B14 100%);
  border-right: 1px solid var(--line);
  scrollbar-width: thin;
}

.rail::after {
  content: "";
  position: absolute;
  top: 0;
  right: 0;
  width: 74px;
  height: 120px;
  background: linear-gradient(160deg, rgba(34, 224, 214, 0.18), transparent 72%);
  clip-path: polygon(100% 0, 100% 100%, 0 0);
  pointer-events: none;
}

.rail__label {
  font-family: var(--font-narrow);
  font-weight: 700;
  font-size: 11px;
  line-height: 1;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--mist);
  padding-bottom: 12px;
  border-bottom: 1px solid var(--line);
}

.rail__quick { display: grid; gap: 8px; }

.rail__quick a {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  padding: 11px 12px 11px 16px;
  background: var(--ink-800);
  color: var(--paper);
  font-family: var(--font-body);
  font-weight: 700;
  font-size: 12.5px;
  line-height: 1;
  letter-spacing: 0.02em;
  clip-path: polygon(0 0, 100% 0, calc(100% - 12px) 100%, 0 100%);
  transition: background 0.18s var(--ease), color 0.18s var(--ease);
}

.rail__quick a::before {
  content: "";
  position: absolute;
  left: 0;
  top: 8px;
  bottom: 8px;
  width: 3px;
  background: var(--cyan);
  transition: top 0.18s var(--ease), bottom 0.18s var(--ease);
}

.rail__quick a.rail__quick--alt::before { background: var(--orange); }
.rail__quick a:hover { background: #1B2A45; color: var(--cyan); }
.rail__quick a:hover::before { top: 2px; bottom: 2px; }

.rail__arrow {
  font-family: var(--font-mono);
  font-size: 14px;
  color: var(--line);
  transition: color 0.18s var(--ease), transform 0.18s var(--ease);
}

.rail__quick a:hover .rail__arrow { color: var(--cyan); transform: translateX(3px); }

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

.rail__list a {
  position: relative;
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 11px 12px;
  color: var(--mist);
  font-family: var(--font-body);
  font-weight: 600;
  font-size: 14px;
  line-height: 1;
  letter-spacing: 0.02em;
  clip-path: polygon(0 0, 100% 0, calc(100% - 10px) 100%, 0 100%);
  transition: color 0.18s var(--ease), background 0.18s var(--ease);
}

.rail__list a:hover { color: var(--paper); background: var(--ink-800); }

.rail__dot {
  width: 6px;
  height: 6px;
  flex: 0 0 auto;
  background: var(--line);
  transform: rotate(45deg);
  transition: background 0.18s var(--ease), box-shadow 0.18s var(--ease);
}

.rail__list a[aria-current="page"] {
  color: var(--cyan);
  background: rgba(34, 224, 214, 0.08);
}

.rail__list a[aria-current="page"]::before {
  content: "";
  position: absolute;
  left: 0;
  top: 6px;
  bottom: 6px;
  width: 3px;
  background: var(--cyan);
}

.rail__list a[aria-current="page"] .rail__dot {
  background: var(--cyan);
  box-shadow: 0 0 10px rgba(34, 224, 214, 0.85);
}

.rail__foot {
  margin-top: auto;
  padding-top: 16px;
  border-top: 1px solid var(--line);
  display: grid;
  gap: 6px;
}

.rail__stamp {
  font-family: var(--font-mono);
  font-weight: 600;
  font-size: 10.5px;
  line-height: 1.5;
  letter-spacing: 0.06em;
  color: var(--mist);
}

/* ---- 抽屉遮罩 ---- */
.nav-scrim {
  display: none;
  position: fixed;
  inset: 0;
  z-index: 85;
  background: rgba(6, 11, 20, 0.74);
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.24s var(--ease);
}

/* ---- 返回顶部 ---- */
.to-top {
  position: fixed;
  right: 22px;
  bottom: 26px;
  z-index: 80;
  width: 44px;
  height: 44px;
  display: grid;
  place-items: center;
  background: var(--ink-800);
  border: 1px solid var(--line);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 12px), calc(100% - 12px) 100%, 0 100%);
  opacity: 0;
  pointer-events: none;
  transform: translateY(10px);
  transition: opacity 0.22s var(--ease), transform 0.22s var(--ease), border-color 0.22s var(--ease);
}

.to-top::before {
  content: "";
  width: 9px;
  height: 9px;
  border-left: 2px solid var(--cyan);
  border-top: 2px solid var(--cyan);
  transform: rotate(45deg) translate(1px, 1px);
}

.to-top.is-visible {
  opacity: 1;
  pointer-events: auto;
  transform: none;
}

.to-top:hover { border-color: var(--cyan); }

/* ---- 移动端形态 ---- */
@media (max-width: 1023.98px) {
  .nav-toggle { display: inline-flex; }

  .rail {
    top: 0;
    bottom: 0;
    width: min(86vw, 320px);
    z-index: 90;
    padding-top: calc(var(--bar-h) + 18px);
    transform: translateX(-103%);
    transition: transform 0.28s var(--ease);
    box-shadow: 0 0 0 1px var(--line);
  }

  .rail[data-open],
  body[data-nav-open] .rail { transform: none; }

  .nav-scrim { display: block; }

  body[data-nav-open] .nav-scrim {
    opacity: 1;
    pointer-events: auto;
  }

  body[data-nav-open] { overflow: hidden; }

  .to-top { right: 14px; bottom: 16px; }
}

@media (max-width: 900px) {
  .scorebar__quick { display: none; }
}

@media (max-width: 720px) {
  .brand__sub { display: none; }
  .ticker__item:nth-child(n + 3) { display: none; }
}

@media (max-width: 480px) {
  .ticker__item:nth-child(n + 2) { display: none; }
  .nav-toggle__label { display: none; }
}

/* ============================================================
   12. 站点外壳 FOOTER
   ============================================================ */
.site-footer {
  position: relative;
  background: var(--ink-950);
  border-top: 1px solid var(--line);
  padding: clamp(36px, 5vw, 62px) var(--gut) 26px;
  overflow: hidden;
}

.site-footer::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: min(460px, 62%);
  height: 2px;
  background: linear-gradient(90deg, var(--cyan), rgba(34, 224, 214, 0) 78%);
}

.site-footer::after {
  content: "";
  position: absolute;
  right: -60px;
  bottom: -60px;
  width: 220px;
  height: 220px;
  background: linear-gradient(200deg, rgba(255, 107, 44, 0.14), transparent 70%);
  clip-path: polygon(100% 0, 100% 100%, 0 100%);
  pointer-events: none;
}

.footer-inner {
  position: relative;
  z-index: 1;
  width: 100%;
  max-width: var(--maxw);
  margin-inline: auto;
}

.footer-top {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: clamp(24px, 4vw, 44px);
  padding-bottom: 32px;
  border-bottom: 1px solid var(--line);
}

@media (min-width: 1024px) {
  .footer-top {
    grid-template-columns: minmax(220px, 1.4fr) minmax(140px, 0.9fr) minmax(150px, 0.9fr) minmax(220px, 1.3fr);
  }
}

@media (max-width: 560px) {
  .footer-top { grid-template-columns: 1fr; }
}

.footer-brand__mark {
  display: block;
  width: 26px;
  height: 10px;
  margin-bottom: 14px;
  background: linear-gradient(90deg, var(--cyan) 0 58%, var(--orange) 58% 78%, var(--line) 78% 100%);
  clip-path: polygon(0 0, 100% 0, calc(100% - 6px) 100%, 0 100%);
}

.footer-brand__name {
  font-family: var(--font-narrow);
  font-weight: 700;
  font-size: 20px;
  line-height: 1.1;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--paper);
}

.footer-brand__desc {
  margin-top: 12px;
  max-width: 32ch;
  font-size: 13px;
  line-height: 1.8;
  color: var(--mist);
}

.footer-col__title {
  font-family: var(--font-narrow);
  font-weight: 700;
  font-size: 11px;
  line-height: 1;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--cyan);
  padding-bottom: 14px;
  margin-bottom: 14px;
  border-bottom: 1px solid var(--line);
}

.footer-col ul { display: grid; gap: 9px; }

.footer-col a {
  display: inline-flex;
  align-items: center;
  font-size: 13.5px;
  line-height: 1.6;
  color: var(--mist);
  transition: color 0.18s var(--ease);
}

.footer-col a::before {
  content: "";
  display: inline-block;
  width: 5px;
  height: 5px;
  margin-right: 9px;
  flex: 0 0 auto;
  background: var(--line);
  transform: rotate(45deg);
  transition: background 0.18s var(--ease);
}

.footer-col a:hover { color: var(--paper); }
.footer-col a:hover::before { background: var(--orange); }

.footer-contact { display: grid; gap: 13px; }
.footer-contact li { display: grid; gap: 4px; }

.footer-contact span {
  font-family: var(--font-body);
  font-weight: 700;
  font-size: 10px;
  line-height: 1;
  letter-spacing: 0.16em;
  color: var(--mist);
}

.footer-contact strong {
  font-family: var(--font-mono);
  font-weight: 600;
  font-size: 13px;
  line-height: 1.55;
  letter-spacing: 0.03em;
  color: var(--paper);
  word-break: break-word;
}

.footer-bottom {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 10px 26px;
  padding-top: 22px;
  font-size: 12px;
  line-height: 1.7;
  color: var(--mist);
}

.footer-bottom .mono { color: var(--paper-soft); }

/* ============================================================
   13. 可访问性与动效偏好
   ============================================================ */
@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;
  }

  .js-reveal .reveal {
    opacity: 1;
    transform: none;
  }
}