/* =========================================================
   安博体育主站 · 共享样式 /assets/site.css
   夜场蓝黑底 + 纸感阅读层 + 荧光青 / 琥珀金数据高亮
   ========================================================= */

/* ---------- 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; }

button, input, select, textarea { font: inherit; color: inherit; }
button { background: none; border: 0; cursor: pointer; }

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

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

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

/* ---------- 2. 变量 ---------- */
:root {
  --ink: #050A12;
  --board: #0D1A2B;
  --steel: #1E3145;
  --paper: #F4EADA;
  --paper-dim: #D9CBB4;
  --cyan: #22F0DC;
  --amber: #FFB627;
  --coral: #FF5C6E;
  --green: #3EDC9B;
  --haze: #7E93A8;

  --radius-lg: 28px;
  --radius-md: 18px;
  --radius-sm: 12px;

  --font-display: "PingFang SC", "Hiragino Sans GB", "Source Han Sans SC", "Microsoft YaHei", system-ui, -apple-system, sans-serif;
  --font-body: "PingFang SC", "Hiragino Sans GB", "Source Han Sans SC", "Microsoft YaHei", system-ui, -apple-system, sans-serif;
  --font-mono: ui-monospace, SFMono-Regular, "SF Mono", Menlo, Consolas, "Liberation Mono", monospace;

  --ticker-h: 34px;
  --bar-h: 60px;
  --rail-w: 88px;
  --shell-top: calc(var(--ticker-h) + var(--bar-h));
  --ease-out: cubic-bezier(.22, .72, .26, 1);
}

@media (min-width: 1024px) {
  :root { --shell-top: var(--ticker-h); }
}

/* ---------- 3. 基座与中文排版 ---------- */
body {
  background: var(--ink);
  color: var(--paper);
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.75;
  letter-spacing: .01em;
  padding-top: var(--shell-top);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

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

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-display);
  font-weight: 800;
  letter-spacing: -.02em;
  line-height: 1.18;
  color: var(--paper);
}

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

:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: 3px;
  border-radius: 6px;
}

/* ---------- 4. 无障碍工具类 ---------- */
.sr-only {
  position: absolute;
  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;
}

.skip-link {
  position: fixed;
  top: 8px; left: 8px;
  z-index: 300;
  transform: translateY(-180%);
  padding: 10px 20px;
  border-radius: 999px;
  background: var(--cyan);
  color: var(--ink);
  font-size: 14px;
  font-weight: 700;
  letter-spacing: .02em;
  transition: transform .22s var(--ease-out);
}
.skip-link:focus { transform: translateY(0); }

/* ---------- 5. 品牌徽标 ---------- */
.brand-glyph {
  display: grid;
  place-items: center;
  flex: none;
  width: 38px; height: 38px;
  border-radius: 13px;
  background: linear-gradient(150deg, #6DFBEE, var(--cyan) 52%, #0FA79B);
  color: var(--ink);
  font-family: var(--font-display);
  font-size: 19px;
  font-weight: 900;
  letter-spacing: -.04em;
  box-shadow: 0 0 0 1px rgba(34, 240, 220, .38), 0 12px 26px -14px rgba(34, 240, 220, .8);
}

.brand-glyph--lg { width: 46px; height: 46px; border-radius: 16px; font-size: 22px; }

/* ---------- 6. 顶部状态滚动条 ---------- */
.ticker {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 120;
  display: flex;
  align-items: center;
  gap: 12px;
  height: var(--ticker-h);
  padding: 0 12px;
  background: var(--ink);
  border-bottom: 1px solid var(--steel);
  font-size: 12.5px;
  color: var(--haze);
}

.ticker__viewport {
  flex: 1;
  min-width: 0;
  overflow: hidden;
  -webkit-mask-image: linear-gradient(90deg, transparent 0, #000 28px, #000 calc(100% - 28px), transparent 100%);
          mask-image: linear-gradient(90deg, transparent 0, #000 28px, #000 calc(100% - 28px), transparent 100%);
}

.ticker__track {
  display: flex;
  align-items: center;
  width: max-content;
  animation: ticker-roll 46s linear infinite;
}

@keyframes ticker-roll {
  from { transform: translateX(0); }
  to { transform: translateX(-50%); }
}

.ticker__item {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 0 22px;
  white-space: nowrap;
  font-size: 12.5px;
  letter-spacing: .03em;
  color: var(--haze);
}

.ticker__k { color: var(--paper); font-weight: 600; }

.ticker__dot {
  flex: none;
  width: 6px; height: 6px;
  border-radius: 50%;
  background: var(--cyan);
  box-shadow: 0 0 10px rgba(34, 240, 220, .85);
}

.ticker__login {
  flex: none;
  padding: 4px 14px;
  border-radius: 999px;
  background: var(--cyan);
  color: var(--ink);
  font-size: 12.5px;
  font-weight: 700;
  letter-spacing: .04em;
  white-space: nowrap;
  transition: background .2s ease, color .2s ease;
}
.ticker__login:hover { background: var(--amber); }

/* ---------- 7. 滚动进度计 ---------- */
.scroll-meter {
  position: fixed;
  top: var(--ticker-h);
  left: 0; right: 0;
  z-index: 140;
  height: 2px;
  pointer-events: none;
}

.scroll-meter__bar {
  display: block;
  width: 100%; height: 100%;
  transform: scaleX(0);
  transform-origin: left center;
  background: linear-gradient(90deg, var(--cyan), var(--amber));
}

/* ---------- 8. 移动端顶栏 ---------- */
.topbar {
  position: fixed;
  top: var(--ticker-h);
  left: 0; right: 0;
  z-index: 110;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  height: var(--bar-h);
  padding: 0 16px;
  background: rgba(5, 10, 18, .94);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--steel);
}

.topbar__brand {
  display: flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-display);
  font-size: 16px;
  font-weight: 800;
  letter-spacing: -.01em;
  color: var(--paper);
}

.topbar__name { white-space: nowrap; }

@media (min-width: 1024px) {
  .topbar { display: none; }
}

/* ---------- 9. 抽屉按钮 ---------- */
.nav-toggle {
  display: grid;
  place-items: center;
  flex: none;
  width: 44px; height: 44px;
  border-radius: 14px;
  border: 1px solid var(--steel);
  background: var(--board);
  color: var(--paper);
  transition: border-color .2s ease, color .2s ease, background .2s ease;
}
.nav-toggle:hover { border-color: var(--cyan); color: var(--cyan); }
.nav-toggle[aria-expanded="true"] {
  background: var(--cyan);
  border-color: var(--cyan);
  color: var(--ink);
}

.nav-toggle__icon {
  width: 20px; height: 14px;
  background:
    linear-gradient(currentColor, currentColor) 0 0 / 100% 2px no-repeat,
    linear-gradient(currentColor, currentColor) 0 50% / 100% 2px no-repeat,
    linear-gradient(currentColor, currentColor) 0 100% / 100% 2px no-repeat;
}

@media (min-width: 1024px) {
  .nav-toggle { display: none; }
}

/* ---------- 10. 左侧轨道导航 ---------- */
.rail {
  position: fixed;
  top: var(--ticker-h);
  left: 0; bottom: 0;
  z-index: 100;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 16px;
  width: var(--rail-w);
  padding: 20px 0 22px;
  background: linear-gradient(180deg, #071120 0%, var(--ink) 58%, #060d16 100%);
  border-right: 1px solid var(--steel);
}

.rail__head { width: 100%; }

.rail__head::after {
  content: "";
  display: block;
  width: 26px; height: 1px;
  margin: 16px auto 0;
  background: var(--steel);
}

.rail__brand {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 10px;
}

.rail__latin {
  writing-mode: vertical-rl;
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: .42em;
  text-transform: uppercase;
  color: var(--haze);
}

.rail__nav {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 6px;
  width: 100%;
  padding-top: 4px;
}

.rail-link {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 48px; height: 44px;
  border-radius: 15px;
  color: var(--haze);
  transition: color .2s ease, background .2s ease;
}

.rail-link::before {
  content: "";
  position: absolute;
  left: -20px;
  top: 50%;
  width: 3px; height: 26px;
  border-radius: 0 3px 3px 0;
  background: var(--cyan);
  opacity: 0;
  transform: translateY(-50%) scaleY(.3);
  transform-origin: center;
  transition: opacity .24s var(--ease-out), transform .24s var(--ease-out);
}

.rail-link:hover { color: var(--paper); background: rgba(34, 240, 220, .08); }

.rail-link[aria-current="page"] {
  color: var(--cyan);
  background: rgba(34, 240, 220, .12);
}

.rail-link[aria-current="page"]::before {
  opacity: 1;
  transform: translateY(-50%) scaleY(1);
}

.rail-link__num {
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: .06em;
}

.rail-link__label {
  position: absolute;
  left: calc(100% + 12px);
  top: 50%;
  z-index: 5;
  padding: 7px 15px;
  border-radius: 999px;
  background: var(--board);
  border: 1px solid var(--steel);
  color: var(--paper);
  font-size: 13px;
  font-weight: 600;
  letter-spacing: .02em;
  white-space: nowrap;
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transform: translate(-8px, -50%);
  box-shadow: 0 16px 34px -20px #000;
  transition: opacity .18s ease, transform .18s ease, visibility .18s, border-color .18s ease;
}

.rail-link:hover .rail-link__label,
.rail-link:focus-visible .rail-link__label {
  opacity: 1;
  visibility: visible;
  transform: translate(0, -50%);
  border-color: rgba(34, 240, 220, .5);
}

.rail__foot {
  width: 100%;
  display: flex;
  justify-content: center;
  padding: 0 10px;
}

.rail__cta {
  width: 100%;
  padding: 10px 6px;
  font-size: 12px;
}

/* ---------- 11. 抽屉遮罩 ---------- */
.rail-scrim {
  position: fixed;
  inset: 0;
  z-index: 125;
  background: rgba(3, 7, 13, .74);
  backdrop-filter: blur(3px);
  -webkit-backdrop-filter: blur(3px);
  opacity: 0;
  visibility: hidden;
  transition: opacity .3s ease, visibility .3s;
}

.rail-scrim[data-open="true"] { opacity: 1; visibility: visible; }

@media (min-width: 1024px) {
  .rail-scrim { display: none; }
}

/* ---------- 12. 移动端：轨道变抽屉 ---------- */
@media (max-width: 1023px) {
  .rail {
    top: 0; bottom: 0; left: 0;
    z-index: 130;
    width: min(304px, 86vw);
    align-items: stretch;
    gap: 22px;
    padding: 24px 20px 30px;
    background: var(--ink);
    border-right: 1px solid var(--steel);
    box-shadow: 26px 0 70px -34px #000;
    overflow-y: auto;
    transform: translateX(-104%);
    transition: transform .34s var(--ease-out);
  }

  .rail[data-open="true"] { transform: translateX(0); }

  .rail__head::after { margin: 18px 0 0; width: 100%; }

  .rail__brand {
    flex-direction: row;
    align-items: center;
    gap: 12px;
  }

  .rail__latin {
    writing-mode: horizontal-tb;
    letter-spacing: .34em;
    font-size: 11px;
  }

  .rail__nav {
    align-items: stretch;
    gap: 4px;
    padding-top: 0;
  }

  .rail-link {
    width: 100%;
    height: auto;
    justify-content: flex-start;
    gap: 14px;
    padding: 14px 16px;
    border-radius: 16px;
  }

  .rail-link::before { left: 0; }

  .rail-link__num { min-width: 24px; text-align: center; }

  .rail-link__label {
    position: static;
    opacity: 1;
    visibility: visible;
    transform: none;
    padding: 0;
    border: 0;
    background: none;
    box-shadow: none;
    font-size: 15px;
    color: inherit;
  }

  .rail__foot { padding: 0; }

  .rail__cta {
    width: 100%;
    padding: 14px 18px;
    font-size: 14px;
  }

  body.nav-open { overflow: hidden; }
}

/* ---------- 13. 按钮 ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 22px;
  border: 1px solid transparent;
  border-radius: 999px;
  font-family: var(--font-display);
  font-size: 14px;
  font-weight: 700;
  letter-spacing: .02em;
  text-align: center;
  transition: transform .18s var(--ease-out), background .2s ease, color .2s ease, border-color .2s ease;
}
.btn:hover { transform: translateY(-2px); }
.btn:active { transform: translateY(0); }

.btn--cyan { background: var(--cyan); color: var(--ink); }
.btn--cyan:hover { background: #63F8EA; }

.btn--amber { background: var(--amber); color: var(--ink); }
.btn--amber:hover { background: #FFC859; }

.btn--ghost {
  background: transparent;
  color: var(--paper);
  border-color: var(--steel);
}
.btn--ghost:hover { border-color: var(--cyan); color: var(--cyan); }

/* ---------- 14. 胶囊标签 ---------- */
.pill {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 4px 12px;
  border: 1px solid transparent;
  border-radius: 999px;
  font-size: 12px;
  font-weight: 600;
  letter-spacing: .04em;
  white-space: nowrap;
}

.pill--cyan { color: var(--cyan); background: rgba(34, 240, 220, .1); border-color: rgba(34, 240, 220, .34); }
.pill--amber { color: var(--amber); background: rgba(255, 182, 39, .1); border-color: rgba(255, 182, 39, .34); }
.pill--coral { color: var(--coral); background: rgba(255, 92, 110, .12); border-color: rgba(255, 92, 110, .36); }
.pill--green { color: var(--green); background: rgba(62, 220, 155, .1); border-color: rgba(62, 220, 155, .34); }
.pill--haze { color: var(--haze); background: rgba(126, 147, 168, .12); border-color: rgba(126, 147, 168, .28); }

/* ---------- 15. 面包屑 ---------- */
.crumbs {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  font-size: 12.5px;
  letter-spacing: .03em;
  color: var(--haze);
}

.crumbs li { display: flex; align-items: center; gap: 8px; }
.crumbs li + li::before { content: "/"; color: var(--steel); }
.crumbs a { color: var(--haze); transition: color .18s ease; }
.crumbs a:hover { color: var(--cyan); }
.crumbs [aria-current="page"] { color: var(--paper); }

/* ---------- 16. 容器与网格 ---------- */
.wrap {
  width: 100%;
  max-width: 1200px;
  margin-inline: auto;
  padding-inline: clamp(18px, 4vw, 44px);
}

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

@media (max-width: 899px) {
  .grid--2,
  .grid--3,
  .grid--asym,
  .grid--asym-rev { grid-template-columns: minmax(0, 1fr); }
}

/* ---------- 17. 正文与纸感阅读区 ---------- */
.prose {
  max-width: 38rem;
  font-size: 17px;
  line-height: 1.8;
  color: var(--paper-dim);
}
.prose > * + * { margin-top: 1.05em; }
.prose strong { color: var(--paper); font-weight: 700; }
.prose a {
  color: var(--cyan);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.prose--paper { color: #4a3d2b; }
.prose--paper strong { color: #140f06; }
.prose--paper a { color: #0a6f68; }

.zone-paper {
  background: var(--paper);
  color: #231a0d;
  border-radius: var(--radius-lg);
  padding: clamp(24px, 4.4vw, 60px);
}
.zone-paper h2,
.zone-paper h3 { color: #140f06; }

/* ---------- 18. 卡片 ---------- */
.card {
  position: relative;
  padding: clamp(18px, 2.4vw, 28px);
  border: 1px solid var(--steel);
  border-radius: var(--radius-md);
  background: var(--board);
  transition: transform .22s var(--ease-out), border-color .22s ease, box-shadow .22s ease;
}
.card:hover {
  transform: translateY(-4px);
  border-color: rgba(34, 240, 220, .45);
  box-shadow: 0 28px 54px -36px rgba(34, 240, 220, .7);
}

/* ---------- 19. 编号章节 ---------- */
.chapter {
  position: relative;
  margin-top: clamp(46px, 7vw, 104px);
}

.chapter__num {
  display: block;
  font-family: var(--font-mono);
  font-size: clamp(40px, 7vw, 86px);
  font-weight: 700;
  line-height: .82;
  letter-spacing: -.04em;
  color: rgba(244, 234, 218, .13);
}

@supports (-webkit-text-stroke: 1px red) {
  .chapter__num {
    color: transparent;
    -webkit-text-stroke: 1.5px var(--steel);
  }
}

.chapter__title {
  margin-top: 12px;
  font-size: clamp(24px, 3.4vw, 40px);
  font-weight: 800;
  letter-spacing: -.025em;
  line-height: 1.2;
  color: var(--paper);
}

/* ---------- 20. 全宽横幅 ---------- */
.banner {
  position: relative;
  overflow: hidden;
  border-radius: var(--radius-lg);
  padding: clamp(26px, 4vw, 52px);
  background: var(--cyan);
  color: var(--ink);
}

.banner--cyan { background: var(--cyan); color: var(--ink); }
.banner--amber { background: var(--amber); color: var(--ink); }

.banner__title {
  font-size: clamp(22px, 3vw, 36px);
  font-weight: 900;
  letter-spacing: -.025em;
  line-height: 1.2;
  color: inherit;
}

.banner__text {
  margin-top: 10px;
  max-width: 52ch;
  font-size: 15px;
  line-height: 1.75;
  color: rgba(5, 10, 18, .78);
}

/* ---------- 21. 时间轴 ---------- */
.timeline {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 14px;
  padding-left: 30px;
}

.timeline::before {
  content: "";
  position: absolute;
  left: 9px; top: 10px; bottom: 10px;
  width: 2px;
  background: linear-gradient(180deg, rgba(34, 240, 220, .6), rgba(30, 49, 69, .9));
}

.timeline__item {
  position: relative;
  padding: 14px 18px;
  border: 1px solid var(--steel);
  border-radius: var(--radius-sm);
  background: rgba(13, 26, 43, .66);
}

.timeline__item::before {
  content: "";
  position: absolute;
  left: -26px;
  top: 24px;
  width: 12px; height: 12px;
  border-radius: 50%;
  background: var(--ink);
  border: 2px solid var(--cyan);
}

.timeline__item[data-state="alert"]::before { border-color: var(--coral); }
.timeline__item[data-state="back"]::before { border-color: var(--green); }
.timeline__item[data-state="history"]::before { border-color: var(--amber); }

/* ---------- 22. 图片容器 ---------- */
.media {
  position: relative;
  overflow: hidden;
  border: 1px solid var(--steel);
  border-radius: var(--radius-md);
  background: linear-gradient(140deg, #0d1a2b 0%, #050a12 58%, #0b2330 100%);
  aspect-ratio: 16 / 10;
}

.media::after {
  content: "";
  position: absolute;
  inset: 0;
  background: repeating-linear-gradient(115deg, rgba(34, 240, 220, .055) 0 2px, transparent 2px 18px);
  pointer-events: none;
}

.media img {
  position: relative;
  z-index: 1;
  width: 100%; height: 100%;
  object-fit: cover;
}

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

.media__caption {
  margin-top: 10px;
  font-size: 12.5px;
  line-height: 1.6;
  letter-spacing: .02em;
  color: var(--haze);
}

/* ---------- 23. 数据统计块 ---------- */
.stat {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.stat__value {
  font-family: var(--font-mono);
  font-size: clamp(28px, 4vw, 44px);
  font-weight: 700;
  line-height: 1;
  letter-spacing: -.02em;
  color: var(--cyan);
}

.stat__label {
  font-size: 12.5px;
  letter-spacing: .1em;
  color: var(--haze);
}

.stat--amber .stat__value { color: var(--amber); }
.stat--coral .stat__value { color: var(--coral); }
.stat--green .stat__value { color: var(--green); }

/* ---------- 24. 页脚 ---------- */
.site-footer {
  position: relative;
  margin-top: clamp(60px, 9vw, 132px);
  padding: clamp(46px, 6vw, 84px) 0 0;
  background: var(--ink);
  border-top: 1px solid var(--steel);
  overflow: hidden;
  color: var(--haze);
}

.site-footer::before {
  content: "";
  position: absolute;
  left: 0; top: 0; bottom: 0;
  width: 2px;
  background: linear-gradient(180deg, transparent, rgba(34, 240, 220, .42) 22%, rgba(255, 182, 39, .26) 68%, transparent);
}

.footer__glow {
  position: absolute;
  top: -180px; right: -140px;
  width: 460px; height: 460px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(34, 240, 220, .14), transparent 66%);
  pointer-events: none;
}

.footer__inner {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: minmax(0, 300px) minmax(0, 1fr);
  gap: clamp(30px, 5vw, 64px);
}

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

.footer__logo {
  display: flex;
  align-items: center;
  gap: 12px;
}

.footer__name {
  font-family: var(--font-display);
  font-size: 19px;
  font-weight: 800;
  letter-spacing: -.01em;
  color: var(--paper);
}

.footer__domain {
  font-family: var(--font-mono);
  font-size: 12.5px;
  letter-spacing: .02em;
  color: var(--cyan);
}

.footer__note {
  max-width: 30ch;
  font-size: 13.5px;
  line-height: 1.7;
  color: var(--haze);
}

.footer__cols {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
  gap: clamp(24px, 3vw, 40px);
}

.footer__title {
  margin-bottom: 16px;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: .18em;
  color: var(--haze);
}

.footer__list {
  display: flex;
  flex-direction: column;
  gap: 10px;
  font-size: 14px;
  line-height: 1.6;
}

.footer__list a {
  position: relative;
  color: var(--paper-dim);
  transition: color .18s ease, padding-left .18s ease;
}
.footer__list a:hover { color: var(--cyan); padding-left: 6px; }

.footer__list--contact li {
  font-size: 13.5px;
  line-height: 1.6;
  color: var(--haze);
}

.footer__legal {
  position: relative;
  z-index: 1;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 12px 24px;
  margin-top: clamp(34px, 4vw, 54px);
  padding-top: 20px;
  padding-bottom: 28px;
  border-top: 1px solid var(--steel);
  font-size: 12.5px;
  color: var(--haze);
}

.footer__copy { letter-spacing: .02em; }

.footer__icp {
  font-family: var(--font-mono);
  letter-spacing: .02em;
}

@media (max-width: 899px) {
  .footer__inner { grid-template-columns: minmax(0, 1fr); }
}

/* ---------- 25. 滚动显现 ---------- */
.js [data-reveal] {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity .62s var(--ease-out), transform .62s var(--ease-out);
  transition-delay: var(--reveal-delay, 0ms);
}

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

/* ---------- 26. 窄屏微调 ---------- */
@media (max-width: 520px) {
  .ticker { gap: 8px; padding: 0 10px; }
  .ticker__login { font-size: 11.5px; padding: 3px 10px; }
  .ticker__item { padding: 0 16px; font-size: 12px; }
  .topbar { padding: 0 12px; }
  .topbar__name { font-size: 15px; }
}

/* ---------- 27. reduced motion ---------- */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }

  *,
  *::before,
  *::after {
    animation-duration: .001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: .001ms !important;
  }

  .ticker__track { animation: none; transform: none; }

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

  .rail { transition: none; }
  .btn:hover,
  .card:hover { transform: none; }
}