/* =========================================================
   HTH赛场 · 共享样式表 /assets/site.css
   夜间球场记分牌体系：炭黑底 + 深墨绿层 + 电光青 + 暖橙
   ========================================================= */

/* ---------- 1. 设计令牌 ---------- */
:root {
  --c-ink: #0A0E0D;
  --c-deep: #0E1C18;
  --c-glass: #152420;
  --c-cyan: #2FF0CB;
  --c-cyan-dim: #1B8E7E;
  --c-orange: #FF8A3D;
  --c-orange-soft: #FFC493;
  --c-text: #F1F7F4;
  --c-muted: #9BB0A9;
  --c-line: #283A34;
  --c-up: #5BD98A;
  --c-down: #FF6B5E;

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

  --rail-w: 236px;
  --radius-s: 8px;
  --radius-m: 14px;
  --radius-l: 22px;

  --pad-x: clamp(18px, 4vw, 56px);
  --gap: clamp(16px, 2.2vw, 28px);
  --ease: cubic-bezier(.22, .61, .36, 1);
}

/* ---------- 2. Reset 与基础 ---------- */
*, *::before, *::after { box-sizing: border-box; }

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

body {
  margin: 0;
  min-height: 100vh;
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.75;
  color: var(--c-text);
  background-color: var(--c-ink);
  background-image:
    radial-gradient(1000px 620px at 88% -12%, rgba(47, 240, 203, .07), transparent 62%),
    radial-gradient(760px 520px at 4% 104%, rgba(255, 138, 61, .06), transparent 60%),
    repeating-linear-gradient(0deg, rgba(40, 58, 52, .16) 0 1px, transparent 1px 64px),
    repeating-linear-gradient(90deg, rgba(40, 58, 52, .16) 0 1px, transparent 1px 64px);
  background-attachment: fixed;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

h1, h2, h3, h4, h5, h6, p, figure, blockquote { margin: 0; }
ul, ol { margin: 0; padding: 0; list-style: none; }
img, svg, video { display: block; max-width: 100%; height: auto; }
button { font: inherit; color: inherit; background: none; border: 0; padding: 0; cursor: pointer; }
a { color: var(--c-cyan); text-decoration: none; }
a:hover { text-decoration: underline; text-underline-offset: 3px; text-decoration-thickness: 1px; }
strong { font-weight: 700; color: #FFFFFF; }
::selection { background: var(--c-cyan); color: #04120F; }
:focus-visible {
  outline: 2px solid var(--c-cyan);
  outline-offset: 2px;
  border-radius: 4px;
}

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

/* ---------- 3. 版式与文本工具 ---------- */
.h1, .h2, .h3 {
  font-family: var(--font-display);
  font-weight: 700;
  line-height: 1.08;
  letter-spacing: .01em;
  text-transform: uppercase;
  color: var(--c-text);
}
.h1 { font-size: clamp(34px, 4.6vw, 50px); }
.h2 { font-size: clamp(26px, 3vw, 34px); line-height: 1.14; }
.h3 { font-size: clamp(20px, 2.2vw, 22px); line-height: 1.3; letter-spacing: 0; text-transform: none; }

.lede {
  font-size: clamp(17px, 1.4vw, 19px);
  line-height: 1.6;
  color: var(--c-text);
  max-width: 44em;
}
.small { font-size: 13px; line-height: 1.6; color: var(--c-muted); }
.mono { font-family: var(--font-mono); font-variant-numeric: tabular-nums; }
.num {
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  letter-spacing: -.01em;
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--c-orange-soft);
}
.eyebrow::before {
  content: "";
  width: 20px;
  height: 1px;
  background: var(--c-cyan);
  flex: 0 0 20px;
}

.divider { height: 1px; border: 0; background: var(--c-line); margin-block: clamp(24px, 3vw, 40px); }

.prose {
  max-width: 680px;
  font-size: 16px;
  line-height: 1.75;
  color: var(--c-text);
}
.prose p + p { margin-top: 1em; }
.prose h2 {
  font-family: var(--font-display);
  font-size: clamp(22px, 2.4vw, 28px);
  line-height: 1.15;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: .01em;
  margin-top: 1.7em;
  margin-bottom: .6em;
}
.prose h3 {
  font-family: var(--font-display);
  font-size: 20px;
  line-height: 1.3;
  font-weight: 700;
  color: var(--c-cyan);
  margin-top: 1.4em;
  margin-bottom: .5em;
}
.prose ul { margin: 1em 0; display: grid; gap: 8px; }
.prose li { position: relative; padding-left: 18px; }
.prose li::before {
  content: "";
  position: absolute;
  left: 0;
  top: .68em;
  width: 8px;
  height: 1px;
  background: var(--c-cyan);
}
.prose a { border-bottom: 1px solid rgba(47, 240, 203, .35); }

.link-arrow {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-weight: 700;
  color: var(--c-cyan);
}
.link-arrow::after { content: "→"; transition: transform .16s var(--ease); }
.link-arrow:hover::after { transform: translateX(3px); }

/* ---------- 4. 布局骨架 ---------- */
.container {
  width: 100%;
  max-width: 1220px;
  margin-inline: auto;
  padding-inline: var(--pad-x);
}

.bleed {
  margin-inline: calc(-1 * var(--pad-x));
  padding-inline: var(--pad-x);
}

.site-main {
  padding-block: 78px clamp(52px, 7vw, 96px);
}
@media (min-width: 1024px) {
  .site-main { padding-block: clamp(40px, 4vw, 64px) clamp(64px, 6vw, 110px); }
}

.grid { display: grid; gap: var(--gap); }
.grid--2 { grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); }
.grid--3 { grid-template-columns: repeat(auto-fit, minmax(210px, 1fr)); }
.grid--aside { grid-template-columns: 1fr; }
@media (min-width: 900px) {
  .grid--aside { grid-template-columns: minmax(180px, 1fr) 2.6fr; gap: clamp(24px, 3.4vw, 52px); }
}

.section { margin-block: clamp(32px, 5vw, 72px); }
.section__head {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  justify-content: space-between;
  gap: 12px;
  padding-bottom: 14px;
  margin-bottom: clamp(18px, 2.4vw, 28px);
  border-bottom: 1px solid var(--c-line);
}
.section__title {
  font-family: var(--font-display);
  font-size: clamp(24px, 3vw, 32px);
  font-weight: 700;
  line-height: 1.15;
  letter-spacing: .01em;
  text-transform: uppercase;
  color: var(--c-text);
}
.section__hint {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--c-muted);
}

/* ---------- 5. 玻璃面板与数据组件 ---------- */
.panel {
  background: rgba(21, 36, 32, .72);
  border: 1px solid var(--c-line);
  border-radius: var(--radius-m);
  padding: clamp(18px, 2.4vw, 28px);
  backdrop-filter: blur(10px) saturate(120%);
}
.panel--solid {
  background: var(--c-deep);
  backdrop-filter: none;
}
.panel__head {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  margin-bottom: 14px;
}
.panel__title {
  font-family: var(--font-display);
  font-size: 18px;
  font-weight: 700;
  letter-spacing: .06em;
  text-transform: uppercase;
  color: var(--c-text);
}

.stat-strip {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
  gap: 1px;
  background: var(--c-line);
  border: 1px solid var(--c-line);
  border-radius: var(--radius-m);
  overflow: hidden;
}
.stat { padding: clamp(14px, 2vw, 22px); background: var(--c-deep); }
.stat__value {
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  font-size: clamp(26px, 3.4vw, 40px);
  line-height: 1;
  letter-spacing: -.01em;
  color: var(--c-cyan);
}
.stat__label {
  margin-top: 8px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--c-muted);
}

.tag-row { display: flex; flex-wrap: wrap; gap: 8px; }
.tag {
  display: inline-flex;
  align-items: center;
  padding: 5px 11px;
  border-radius: 999px;
  border: 1px solid var(--c-line);
  background: rgba(27, 142, 126, .12);
  color: var(--c-muted);
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .12em;
  text-transform: uppercase;
  white-space: nowrap;
}
.tag--hot {
  border-color: rgba(255, 138, 61, .4);
  background: rgba(255, 138, 61, .12);
  color: var(--c-orange-soft);
}

/* ---------- 6. 按钮 ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 22px;
  border-radius: 999px;
  border: 1px solid transparent;
  font-family: var(--font-display);
  font-size: 15px;
  font-weight: 700;
  letter-spacing: .06em;
  text-transform: uppercase;
  color: var(--c-text);
  transition: background .16s var(--ease), color .16s var(--ease),
              border-color .16s var(--ease), transform .16s var(--ease);
}
.btn:hover { text-decoration: none; transform: translateY(-1px); }
.btn--primary { background: var(--c-orange); color: #1A0C02; }
.btn--primary:hover { background: var(--c-orange-soft); }
.btn--ghost {
  background: rgba(21, 36, 32, .6);
  border-color: var(--c-line);
  color: var(--c-text);
}
.btn--ghost:hover { border-color: var(--c-cyan); color: var(--c-cyan); }
.btn--quiet {
  background: rgba(47, 240, 203, .1);
  border-color: rgba(47, 240, 203, .3);
  color: var(--c-cyan);
}
.btn--quiet:hover { background: rgba(47, 240, 203, .18); }
.btn--block { display: flex; width: 100%; }

/* ---------- 7. 面包屑 ---------- */
.breadcrumb { margin-bottom: clamp(20px, 3vw, 36px); }
.breadcrumb__list {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .06em;
  color: var(--c-muted);
}
.breadcrumb__item { display: inline-flex; align-items: center; gap: 8px; }
.breadcrumb__item:not(:last-child)::after { content: "/"; color: var(--c-line); }
.breadcrumb__link { color: var(--c-muted); }
.breadcrumb__link:hover { color: var(--c-cyan); text-decoration: none; }
.breadcrumb__current { color: var(--c-orange-soft); }

/* ---------- 8. 图片容器（供页面阶段放置图片） ---------- */
.media-frame {
  position: relative;
  overflow: hidden;
  border-radius: var(--radius-m);
  border: 1px solid var(--c-line);
  background: linear-gradient(135deg, #0E1C18 0%, #152420 100%);
  aspect-ratio: 16 / 9;
}
.media-frame::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(47, 240, 203, .06) 1px, transparent 1px),
    linear-gradient(90deg, rgba(47, 240, 203, .06) 1px, transparent 1px);
  background-size: 44px 44px;
  pointer-events: none;
  z-index: 1;
}
.media-frame img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  position: relative;
  z-index: 2;
}
.media-frame--wide { aspect-ratio: 21 / 9; }
.media-frame--tall { aspect-ratio: 4 / 5; }
.media-frame--square { aspect-ratio: 1 / 1; }
.media-frame__cap {
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  z-index: 3;
  padding: 12px 14px;
  background: linear-gradient(0deg, rgba(10, 14, 13, .94), transparent);
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--c-muted);
}

/* ---------- 9. 滚动显现 ---------- */
.reveal {
  opacity: 0;
  transform: translateY(12px);
  transition: opacity .32s var(--ease), transform .32s var(--ease);
  transition-delay: var(--reveal-delay, 0ms);
  will-change: opacity, transform;
}
.reveal.is-in { opacity: 1; transform: none; }

/* ---------- 10. 跳转链接与移动按钮 ---------- */
.skip-link {
  position: fixed;
  top: 8px;
  left: 8px;
  z-index: 200;
  transform: translateY(-180%);
  padding: 10px 16px;
  border-radius: var(--radius-s);
  background: var(--c-cyan);
  color: #04120F;
  font-family: var(--font-display);
  font-size: 14px;
  font-weight: 700;
  letter-spacing: .08em;
  transition: transform .18s var(--ease);
}
.skip-link:focus { transform: translateY(0); text-decoration: none; }

.nav-toggle {
  position: fixed;
  top: 14px;
  right: 14px;
  z-index: 90;
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 10px 15px;
  border-radius: 10px;
  border: 1px solid var(--c-line);
  background: rgba(21, 36, 32, .9);
  color: var(--c-text);
  font-family: var(--font-display);
  font-size: 14px;
  font-weight: 700;
  letter-spacing: .12em;
  text-transform: uppercase;
  backdrop-filter: blur(10px);
  transition: border-color .16s var(--ease), color .16s var(--ease);
}
.nav-toggle:hover { border-color: var(--c-cyan); color: var(--c-cyan); }
.nav-toggle__bars { display: inline-flex; flex-direction: column; gap: 3px; width: 18px; }
.nav-toggle__bars i {
  display: block;
  height: 2px;
  width: 100%;
  border-radius: 2px;
  background: currentColor;
  transition: transform .18s var(--ease), opacity .18s var(--ease);
}
.nav-toggle[aria-expanded="true"] .nav-toggle__bars i:nth-child(1) { transform: translateY(5px) rotate(45deg); }
.nav-toggle[aria-expanded="true"] .nav-toggle__bars i:nth-child(2) { opacity: 0; }
.nav-toggle[aria-expanded="true"] .nav-toggle__bars i:nth-child(3) { transform: translateY(-5px) rotate(-45deg); }
@media (min-width: 1024px) {
  .nav-toggle { display: none; }
}

/* ---------- 11. 遮罩与滚动进度 ---------- */
.nav-scrim {
  position: fixed;
  inset: 0;
  z-index: 55;
  background: rgba(10, 14, 13, .42);
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transition: opacity .24s var(--ease), visibility .24s var(--ease);
}
.nav-scrim[data-open] { opacity: 1; visibility: visible; pointer-events: auto; }
@media (min-width: 1024px) {
  .nav-scrim { display: none; }
}

.scroll-progress {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  z-index: 50;
  pointer-events: none;
  background: rgba(40, 58, 52, .35);
}
.scroll-progress__bar {
  display: block;
  height: 100%;
  width: 0;
  background: linear-gradient(90deg, var(--c-cyan), var(--c-orange));
}
@media (min-width: 1024px) {
  .scroll-progress { left: var(--rail-w); height: 2px; }
}

/* ---------- 12. 头部：侧边轨道导航 ---------- */
.site-header { position: relative; z-index: 60; }

.rail {
  position: fixed;
  inset: 0 auto 0 0;
  z-index: 60;
  width: var(--rail-w);
  display: flex;
  flex-direction: column;
  gap: 18px;
  padding: 26px 18px 22px;
  overflow-y: auto;
  overscroll-behavior: contain;
  background: linear-gradient(180deg, rgba(21, 36, 32, .95) 0%, rgba(14, 28, 24, .96) 46%, rgba(10, 14, 13, .98) 100%);
  border-right: 1px solid var(--c-line);
  backdrop-filter: blur(14px) saturate(120%);
}
.rail::after {
  content: "";
  position: absolute;
  top: 0;
  right: 0;
  width: 1px;
  height: 200px;
  background: linear-gradient(180deg, var(--c-cyan), transparent);
  opacity: .75;
}

.rail__head {
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding-bottom: 16px;
  border-bottom: 1px solid var(--c-line);
}

.brand-lockup { display: flex; align-items: center; gap: 11px; color: var(--c-text); }
.brand-lockup:hover { text-decoration: none; }
.brand-lockup__mark {
  display: grid;
  place-items: center;
  width: 38px;
  height: 38px;
  flex: 0 0 38px;
  border-radius: 10px;
  background: linear-gradient(145deg, var(--c-cyan), #159C86);
  color: #04120F;
  font-family: var(--font-display);
  font-size: 18px;
  font-weight: 700;
  letter-spacing: .02em;
}
.brand-lockup__text { display: flex; flex-direction: column; line-height: 1.15; min-width: 0; }
.brand-lockup__name {
  font-family: var(--font-display);
  font-size: 19px;
  font-weight: 700;
  letter-spacing: .06em;
  text-transform: uppercase;
}
.brand-lockup__sub {
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: .2em;
  text-transform: uppercase;
  color: var(--c-muted);
}

.version-badge {
  align-self: flex-start;
  padding: 5px 10px;
  border-radius: 999px;
  border: 1px solid rgba(255, 138, 61, .34);
  background: rgba(255, 138, 61, .1);
  color: var(--c-orange-soft);
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .14em;
}

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

.rail__link {
  position: relative;
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 11px 12px;
  border-radius: var(--radius-s);
  color: var(--c-muted);
  font-size: 15px;
  font-weight: 600;
  letter-spacing: .02em;
  transition: color .16s var(--ease), background .16s var(--ease), transform .16s var(--ease);
}
.rail__link::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 3px;
  border-radius: 2px;
  background: var(--c-cyan);
  transform: scaleY(0);
  transform-origin: center;
  transition: transform .16s var(--ease);
}
.rail__link:hover {
  color: var(--c-text);
  background: rgba(47, 240, 203, .06);
  transform: translateX(2px);
  text-decoration: none;
}
.rail__link:hover::before { transform: scaleY(1); }
.rail__link[aria-current="page"] {
  color: var(--c-text);
  background: rgba(47, 240, 203, .09);
}
.rail__link[aria-current="page"]::before { transform: scaleY(1); }

.rail__idx {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .08em;
  color: var(--c-cyan-dim);
  min-width: 20px;
}
.rail__link:hover .rail__idx,
.rail__link[aria-current="page"] .rail__idx { color: var(--c-cyan); }

.rail__label { min-width: 0; }

.rail__foot {
  margin-top: auto;
  display: flex;
  flex-direction: column;
  gap: 12px;
  padding-top: 16px;
  border-top: 1px solid var(--c-line);
}

.rail__cta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  padding: 12px 14px;
  border-radius: var(--radius-s);
  border: 1px solid rgba(255, 138, 61, .36);
  background: rgba(255, 138, 61, .14);
  color: var(--c-orange-soft);
  font-family: var(--font-display);
  font-size: 15px;
  font-weight: 700;
  letter-spacing: .06em;
  text-transform: uppercase;
  transition: background .16s var(--ease), color .16s var(--ease), transform .16s var(--ease);
}
.rail__cta::after { content: "→"; font-family: var(--font-mono); }
.rail__cta:hover {
  background: rgba(255, 138, 61, .24);
  color: #FFFFFF;
  transform: translateX(2px);
  text-decoration: none;
}

.rail__note { font-size: 12px; line-height: 1.6; color: var(--c-muted); }

.rail__contact {
  display: flex;
  flex-direction: column;
  gap: 3px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .04em;
  color: var(--c-muted);
  word-break: break-all;
}
.rail__contact-k {
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--c-cyan-dim);
}

@media (max-width: 1023px) {
  .rail {
    width: min(86vw, 318px);
    transform: translateX(-102%);
    transition: transform .28s var(--ease);
    box-shadow: 0 0 60px rgba(0, 0, 0, .6);
    padding-top: 64px;
  }
  .rail[data-open] { transform: translateX(0); }
}

/* ---------- 13. 页脚 ---------- */
.site-footer {
  margin-top: clamp(48px, 7vw, 110px);
  background: linear-gradient(180deg, rgba(14, 28, 24, .9) 0%, rgba(10, 14, 13, 1) 100%);
  border-top: 1px solid var(--c-line);
  padding-top: clamp(36px, 5vw, 64px);
}

.footer__inner {
  width: 100%;
  max-width: 1220px;
  margin-inline: auto;
  padding-inline: var(--pad-x);
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(24px, 3.4vw, 48px);
}
@media (min-width: 760px) {
  .footer__inner { grid-template-columns: 1.1fr 2fr; }
}
@media (min-width: 1080px) {
  .footer__inner { grid-template-columns: 1.15fr 1.7fr 1.35fr; }
}

.footer__brand { display: flex; flex-direction: column; gap: 16px; }
.footer__lede {
  font-family: var(--font-mono);
  font-size: 12px;
  line-height: 1.8;
  letter-spacing: .08em;
  color: var(--c-muted);
  text-transform: uppercase;
}

.footer__cols {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(130px, 1fr));
  gap: clamp(20px, 2.6vw, 34px);
}
.footer__col { display: flex; flex-direction: column; gap: 12px; }
.footer__col-title {
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 400;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--c-cyan-dim);
}
.footer__list { display: flex; flex-direction: column; gap: 9px; }
.footer__link {
  color: var(--c-muted);
  font-size: 14px;
  transition: color .16s var(--ease);
}
.footer__link:hover { color: var(--c-cyan); text-decoration: none; }

.footer__contact { display: flex; flex-direction: column; gap: 14px; }
.footer__contact-title {
  font-family: var(--font-display);
  font-size: 18px;
  font-weight: 700;
  letter-spacing: .06em;
  text-transform: uppercase;
  color: var(--c-text);
}
.footer__facts { display: flex; flex-direction: column; gap: 10px; }
.footer__facts li {
  display: flex;
  flex-direction: column;
  gap: 2px;
  padding-bottom: 10px;
  border-bottom: 1px solid rgba(40, 58, 52, .7);
}
.footer__facts li:last-child { border-bottom: 0; padding-bottom: 0; }
.footer__fact-k {
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--c-cyan-dim);
}
.footer__fact-v {
  font-size: 13px;
  line-height: 1.6;
  color: var(--c-muted);
  word-break: break-word;
}

.footer__base {
  width: 100%;
  max-width: 1220px;
  margin-inline: auto;
  margin-top: clamp(28px, 4vw, 52px);
  padding: 18px var(--pad-x) 22px;
  border-top: 1px solid var(--c-line);
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 10px 24px;
}
.footer__legal,
.footer__copy {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .06em;
  color: var(--c-muted);
}
.footer__legal { color: var(--c-orange-soft); }

/* ---------- 14. 减少动效 ---------- */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after {
    animation-duration: .001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: .001ms !important;
  }
  .reveal { opacity: 1; transform: none; transition: none; }
  .rail { transition: none; }
  .rail__link:hover { transform: none; }
  .btn:hover { transform: none; }
  .link-arrow:hover::after { transform: none; }
}