/* ==========================================================================
   亚星赛事 · 共享外壳样式 /assets/site.css
   深靛蓝底 + 刻度框景 + Bento 模块 + 等宽数据层
   ========================================================================== */

/* ---------- 1. RESET ---------- */
*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
body, h1, h2, h3, h4, h5, p, figure, blockquote, dl, dd { margin: 0; }
ul, ol { margin: 0; padding: 0; list-style: none; }
img, svg, video { display: block; max-width: 100%; height: auto; }
button, input, select, textarea { font: inherit; color: inherit; }
button { background: none; border: 0; padding: 0; cursor: pointer; }
a { color: inherit; text-decoration: none; }
table { border-collapse: collapse; width: 100%; }
:focus { outline: none; }
:focus-visible { outline: 2px solid var(--amber); outline-offset: 2px; border-radius: 2px; }

/* ---------- 2. TOKENS ---------- */
:root {
  --ink: #0A1026;
  --ink-2: #141C3A;
  --ink-3: #0E1730;
  --graphite: #2B303B;
  --orange: #FF6B2C;
  --cyan: #2FE6C8;
  --amber: #FFC24B;
  --purple: #7C5CFF;
  --red: #FF5A6E;
  --paper: #F5F2EA;
  --muted: #A9B0C3;

  --line: rgba(245, 242, 234, .12);
  --line-strong: rgba(245, 242, 234, .24);
  --glass: rgba(20, 28, 58, .55);
  --glass-line: rgba(245, 242, 234, .18);

  --sans: "Helvetica Neue", Helvetica, Arial, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
  --mono: ui-monospace, SFMono-Regular, Menlo, Consolas, "Liberation Mono", "Courier New", monospace;

  --wrap: 1240px;
  --gutter: 48px;
  --radius: 3px;
  --ease: cubic-bezier(.22, .61, .36, 1);
  --shadow: 0 20px 44px -26px rgba(0, 0, 0, .92);
}

/* ---------- 3. 中文排版与基础 ---------- */
body {
  min-height: 100vh;
  background-color: var(--ink);
  background-image:
    linear-gradient(rgba(169, 176, 195, .035) 1px, transparent 1px),
    linear-gradient(90deg, rgba(169, 176, 195, .035) 1px, transparent 1px);
  background-size: 88px 88px, 88px 88px;
  color: var(--paper);
  font-family: var(--sans);
  font-size: 16.5px;
  line-height: 1.75;
  letter-spacing: .01em;
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
}

h1, h2, h3, h4, h5 {
  font-weight: 800;
  line-height: 1.18;
  letter-spacing: .012em;
  text-wrap: balance;
}
h1 { font-size: clamp(32px, 5vw, 60px); font-weight: 900; }
h2 { font-size: clamp(24px, 3.2vw, 36px); font-weight: 900; }
h3 { font-size: clamp(18px, 2vw, 22px); }
h4 { font-size: 17px; }
p { text-wrap: pretty; }
strong { font-weight: 800; }

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

.mono {
  font-family: var(--mono);
  font-size: .86em;
  letter-spacing: .08em;
  font-variant-numeric: tabular-nums;
}
.eyebrow {
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: .22em;
  text-transform: uppercase;
  color: var(--muted);
}
.slant { display: inline-block; transform: skewX(-4deg); }

/* ---------- 4. 布局骨架 ---------- */
.container {
  width: min(var(--wrap), 100% - var(--gutter));
  margin-inline: auto;
}
.section { padding-block: clamp(44px, 6vw, 84px); }
.section--tight { padding-block: clamp(26px, 3.4vw, 44px); }

.grid { display: grid; gap: 22px; }
.grid--7-5 { grid-template-columns: 7fr 5fr; }
.grid--8-4 { grid-template-columns: 8fr 4fr; }
.grid--6-6 { grid-template-columns: 6fr 6fr; }
.grid--3col { grid-template-columns: repeat(3, minmax(0, 1fr)); }

.bento {
  display: grid;
  grid-template-columns: repeat(12, minmax(0, 1fr));
  gap: 18px;
}
.col-4 { grid-column: span 4; }
.col-5 { grid-column: span 5; }
.col-7 { grid-column: span 7; }
.col-8 { grid-column: span 8; }
.col-12 { grid-column: span 12; }

/* ---------- 5. 框景、刻度与分隔 ---------- */
.frame {
  position: relative;
  border: 2px solid var(--line);
  border-radius: var(--radius);
  padding: clamp(20px, 3vw, 34px);
  background:
    linear-gradient(180deg, rgba(20, 28, 58, .72), rgba(10, 16, 38, .86));
}
.frame::before,
.frame::after {
  content: "";
  position: absolute;
  width: 20px;
  height: 20px;
  border: 2px solid var(--orange);
  pointer-events: none;
}
.frame::before { top: -2px; left: -2px; border-right: 0; border-bottom: 0; }
.frame::after { right: -2px; bottom: -2px; border-top: 0; border-left: 0; }

.frame__head {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 22px;
  padding-bottom: 14px;
  border-bottom: 1px solid var(--line);
}
.frame__label {
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: .18em;
  color: var(--cyan);
}
.frame__scale {
  position: absolute;
  top: 34px;
  bottom: 34px;
  left: 0;
  width: 8px;
  background-image: repeating-linear-gradient(
    to bottom,
    rgba(169, 176, 195, .55) 0 1px,
    transparent 1px 16px
  );
}
.frame__scale::after {
  content: "";
  position: absolute;
  inset: 0 auto 0 6px;
  width: 2px;
  background: var(--orange);
  opacity: .65;
}

.rule { height: 1px; background: var(--line); border: 0; margin-block: 26px; }
.rule--ticks {
  height: 10px;
  background-image: repeating-linear-gradient(to right, var(--line-strong) 0 1px, transparent 1px 22px);
  opacity: .9;
}

/* ---------- 6. Bento 模块 ---------- */
.module {
  position: relative;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--ink-2);
  padding: 22px 22px 24px;
  transition: transform .22s var(--ease), border-color .22s var(--ease), background-color .22s var(--ease);
}
.module--glass {
  background: var(--glass);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-color: var(--glass-line);
}
.module:hover,
.module:focus-within {
  transform: translateY(-3px);
  border-color: rgba(47, 230, 200, .48);
  background-color: #172046;
}
.module__head {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 14px;
}
.module__num {
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: .14em;
  color: var(--muted);
}
.module__title { margin: 0; font-size: 20px; }
.module__body { color: #DFE2EC; font-size: 16px; }
.module__body p + p { margin-top: 10px; }

.tag {
  display: inline-block;
  padding: 2px 9px;
  border: 1px solid currentColor;
  border-radius: 2px;
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: .1em;
  line-height: 1.7;
}
.tag--orange { color: var(--orange); }
.tag--cyan { color: var(--cyan); }
.tag--purple { color: var(--purple); }
.tag--red { color: var(--red); }

/* ---------- 7. 按钮 ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 20px;
  border: 1px solid transparent;
  border-radius: 2px;
  font-size: 15px;
  font-weight: 800;
  letter-spacing: .04em;
  line-height: 1.2;
  transition: transform .18s var(--ease), background-color .18s var(--ease), color .18s var(--ease), border-color .18s var(--ease);
}
.btn--primary {
  background: var(--orange);
  color: #0A1026;
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 9px), calc(100% - 9px) 100%, 0 100%);
}
.btn--primary:hover { background: #FF824D; }
.btn--ghost {
  border-color: rgba(47, 230, 200, .55);
  color: var(--cyan);
  background: rgba(47, 230, 200, .06);
}
.btn--ghost:hover { background: rgba(47, 230, 200, .16); }
.btn--quiet {
  padding-inline: 6px;
  color: var(--muted);
  border-bottom: 1px solid var(--line-strong);
  border-radius: 0;
}
.btn--quiet:hover { color: var(--paper); border-bottom-color: var(--amber); }
.btn:hover { transform: translateY(-2px); }

/* ---------- 8. 面包屑 ---------- */
.breadcrumb { padding-block: 18px 4px; }
.breadcrumb ol {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 6px;
  font-family: var(--mono);
  font-size: 12.5px;
  letter-spacing: .08em;
  color: var(--muted);
}
.breadcrumb li:not(:last-child)::after { content: "/"; margin-left: 6px; color: var(--line-strong); }
.breadcrumb a { color: var(--muted); border-bottom: 1px solid transparent; }
.breadcrumb a:hover { color: var(--cyan); border-bottom-color: rgba(47, 230, 200, .5); }
.breadcrumb [aria-current="page"] { color: var(--paper); }

/* ---------- 9. 长文容器 ---------- */
.prose { max-width: 68ch; font-size: 16.5px; line-height: 1.8; color: #E4E7F0; }
.prose > * + * { margin-top: 1.05em; }
.prose h2 { margin-top: 1.9em; font-size: clamp(22px, 2.6vw, 30px); }
.prose h3 { margin-top: 1.6em; color: var(--paper); }
.prose ul, .prose ol { padding-left: 1.15em; list-style: none; }
.prose li { position: relative; padding-left: 14px; margin-top: .5em; }
.prose li::before {
  content: "";
  position: absolute;
  left: 0; top: .72em;
  width: 6px; height: 6px;
  background: var(--cyan);
}
.prose a { color: var(--cyan); border-bottom: 1px solid rgba(47, 230, 200, .45); }
.prose a:hover { color: var(--amber); border-bottom-color: var(--amber); }
.prose blockquote {
  border-left: 3px solid var(--orange);
  padding: 4px 0 4px 18px;
  color: var(--muted);
}
.prose code {
  font-family: var(--mono);
  font-size: .88em;
  padding: 2px 6px;
  background: var(--graphite);
  border-radius: 2px;
  color: var(--amber);
}

/* ---------- 10. 数据组件 ---------- */
.data-table { font-size: 15px; }
.data-table caption {
  text-align: left;
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: .14em;
  color: var(--muted);
  padding-bottom: 10px;
}
.data-table th {
  font-family: var(--mono);
  font-size: 12.5px;
  font-weight: 500;
  letter-spacing: .12em;
  color: var(--muted);
  text-align: left;
  padding: 11px 12px;
  border-bottom: 1px solid var(--line-strong);
  white-space: nowrap;
}
.data-table td {
  padding: 12px;
  border-bottom: 1px solid var(--line);
  font-variant-numeric: tabular-nums;
}
.data-table tbody tr { transition: background-color .16s var(--ease); }
.data-table tbody tr:hover { background: rgba(47, 230, 200, .07); }
.data-table th[aria-sort="ascending"]::after,
.data-table th[aria-sort="descending"]::after {
  content: "▲";
  margin-left: 6px;
  font-size: 10px;
  color: var(--amber);
}
.data-table th[aria-sort="descending"]::after { content: "▼"; }

.stat {
  border-left: 2px solid var(--cyan);
  padding: 6px 0 6px 14px;
}
.stat__value {
  display: block;
  font-family: var(--mono);
  font-size: clamp(24px, 3vw, 34px);
  font-weight: 700;
  line-height: 1.1;
  color: var(--paper);
}
.stat__label {
  display: block;
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: .14em;
  color: var(--muted);
}

.data-list { display: grid; gap: 2px; }
.data-row {
  display: grid;
  grid-template-columns: minmax(120px, 34%) 1fr;
  gap: 14px;
  padding: 10px 12px;
  background: var(--ink-3);
  border-left: 2px solid transparent;
  transition: background-color .16s var(--ease), border-color .16s var(--ease);
}
.data-row:hover { background: #16204A; border-left-color: var(--cyan); }
.data-key {
  font-family: var(--mono);
  font-size: 12.5px;
  letter-spacing: .1em;
  color: var(--muted);
}
.data-value { font-size: 15.5px; }

/* ---------- 11. 图片容器（页面阶段放置抽象赛场图） ---------- */
.media {
  position: relative;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background:
    radial-gradient(120% 90% at 78% 18%, rgba(47, 230, 200, .22), transparent 60%),
    radial-gradient(90% 70% at 12% 88%, rgba(255, 107, 44, .2), transparent 62%),
    var(--ink-3);
}
.media__inner { position: relative; width: 100%; }
.media--16x9 .media__inner { aspect-ratio: 16 / 9; }
.media--4x3 .media__inner { aspect-ratio: 4 / 3; }
.media--1x1 .media__inner { aspect-ratio: 1 / 1; }
.media--21x9 .media__inner { aspect-ratio: 21 / 9; }
.media img { width: 100%; height: 100%; object-fit: cover; }
.media__inner::after {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background-image:
    linear-gradient(rgba(245, 242, 234, .07) 1px, transparent 1px),
    linear-gradient(90deg, rgba(245, 242, 234, .07) 1px, transparent 1px);
  background-size: 44px 44px, 44px 44px;
}
.media__glow {
  position: absolute;
  inset: auto -10% -30% 52%;
  height: 70%;
  background: radial-gradient(closest-side, rgba(124, 92, 255, .45), transparent 70%);
  filter: blur(18px);
  pointer-events: none;
}
.media__caption {
  padding: 10px 12px;
  border-top: 1px solid var(--line);
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: .08em;
  color: var(--muted);
}

/* ---------- 12. 显现 / 复制 / 焦点 / 进度 ---------- */
.has-js [data-reveal] {
  opacity: 0;
  transform: translateY(14px);
  transition: opacity .5s var(--ease), transform .5s var(--ease);
}
.has-js [data-reveal].is-visible { opacity: 1; transform: none; }

.copy-chip {
  display: inline-block;
  padding: 5px 10px;
  border: 1px dashed rgba(47, 230, 200, .38);
  border-radius: 2px;
  font-family: var(--mono);
  font-size: 13px;
  letter-spacing: .06em;
  color: var(--cyan);
  transition: background-color .16s var(--ease), border-color .16s var(--ease), color .16s var(--ease);
}
.copy-chip:hover { background: rgba(47, 230, 200, .12); }
.copy-chip[data-copied] { color: var(--amber); border-color: var(--amber); }
.copy-chip[data-copied]::after { content: " 已复制"; font-size: 12px; }

.scroll-progress {
  position: absolute;
  left: 0;
  bottom: 0;
  width: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--cyan), var(--orange));
  z-index: 5;
}

/* ---------- 13. 头部 ---------- */
.skip-link {
  position: absolute;
  left: 14px;
  top: -80px;
  z-index: 200;
  padding: 10px 16px;
  background: var(--amber);
  color: #0A1026;
  font-weight: 800;
  border-radius: 2px;
  transition: top .2s var(--ease);
}
.skip-link:focus { top: 10px; }

.site-header {
  position: sticky;
  top: 0;
  z-index: 80;
  background: rgba(10, 16, 38, .94);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--line);
}

.utility-bar {
  background: #070B1A;
  border-bottom: 1px solid var(--line);
}
.utility-bar__inner {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 8px 20px;
  padding-block: 7px;
}
.utility-item {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--mono);
  font-size: 11.5px;
  letter-spacing: .1em;
  color: var(--muted);
}
.status-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--cyan);
  box-shadow: 0 0 0 3px rgba(47, 230, 200, .18);
}

.header-bar { position: relative; }
.header-bar__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  min-height: 70px;
  padding-block: 12px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  flex: 0 0 auto;
}
.brand__plate {
  display: inline-block;
  padding: 5px 12px 6px;
  background: var(--orange);
  color: #0A1026;
  font-size: 18px;
  font-weight: 900;
  letter-spacing: .1em;
  transform: skewX(-4deg);
  clip-path: polygon(0 0, 100% 0, calc(100% - 9px) 100%, 0 100%);
}
.brand__latin {
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: .34em;
  color: var(--muted);
}
.brand__ticks {
  width: 36px;
  height: 11px;
  background-image: repeating-linear-gradient(to right, var(--muted) 0 1px, transparent 1px 6px);
  opacity: .75;
}

.primary-nav {
  display: flex;
  align-items: center;
  gap: 8px;
}
.nav-list { display: flex; align-items: center; gap: 2px; }
.nav-link {
  display: block;
  padding: 9px 12px;
  border-bottom: 2px solid transparent;
  border-radius: 2px;
  color: #C7CDDD;
  font-size: 15px;
  font-weight: 600;
  letter-spacing: .02em;
  transition: color .18s var(--ease), background-color .18s var(--ease), border-color .18s var(--ease);
}
.nav-link:hover { color: var(--paper); background: rgba(245, 242, 234, .06); }
.nav-link[aria-current="page"] {
  color: var(--paper);
  border-bottom-color: var(--orange);
  background: rgba(255, 107, 44, .1);
}
.nav-cta {
  margin-left: 8px;
  padding: 11px 16px;
  background: var(--orange);
  color: #0A1026;
  font-size: 15px;
  font-weight: 800;
  letter-spacing: .04em;
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 9px), calc(100% - 9px) 100%, 0 100%);
  transition: background-color .18s var(--ease), transform .18s var(--ease);
}
.nav-cta:hover { background: #FF824D; transform: translateY(-2px); }
.nav-link--contact {
  border: 1px solid rgba(47, 230, 200, .5);
  border-bottom-width: 1px;
  color: var(--cyan);
}
.nav-link--contact:hover { background: rgba(47, 230, 200, .14); color: var(--cyan); }
.nav-link--contact[aria-current="page"] {
  background: rgba(47, 230, 200, .18);
  border-color: var(--cyan);
  color: var(--cyan);
}

.nav-toggle {
  display: none;
  align-items: center;
  gap: 9px;
  padding: 9px 12px;
  border: 1px solid var(--line-strong);
  border-radius: 2px;
  color: var(--paper);
  font-size: 14px;
  font-weight: 700;
  letter-spacing: .08em;
}
.nav-toggle__bars {
  width: 16px;
  height: 2px;
  background: currentColor;
  box-shadow: 0 -5px 0 currentColor, 0 5px 0 currentColor;
}
.nav-toggle[aria-expanded="true"] { border-color: var(--orange); color: var(--orange); }

/* ---------- 14. 页脚 ---------- */
.site-footer {
  margin-top: clamp(48px, 7vw, 96px);
  background: #070B1A;
  border-top: 1px solid var(--line);
}
.site-footer::before {
  content: "";
  display: block;
  height: 10px;
  background-image: repeating-linear-gradient(to right, var(--line-strong) 0 1px, transparent 1px 22px);
  opacity: .8;
}
.footer__inner {
  display: grid;
  grid-template-columns: minmax(200px, 1fr) 2.2fr;
  gap: 40px 48px;
  padding-block: 52px 26px;
}
.footer-brand__mark {
  font-size: 22px;
  font-weight: 900;
  letter-spacing: .06em;
  color: var(--paper);
}
.footer-brand__mark .mono { color: var(--cyan); letter-spacing: .2em; font-size: 12px; }
.footer-brand__desc { margin-top: 8px; color: var(--muted); font-size: 15px; }
.footer-brand__meta { margin-top: 16px; color: var(--muted); font-size: 12px; }

.footer-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(140px, 1fr));
  gap: 26px;
}
.footer-col__title {
  font-family: var(--mono);
  font-size: 12px;
  font-weight: 500;
  letter-spacing: .18em;
  color: var(--orange);
  margin-bottom: 12px;
}
.footer-list { display: grid; gap: 8px; }
.footer-list a {
  display: inline-block;
  color: #D2D7E4;
  font-size: 15px;
  border-bottom: 1px solid transparent;
  transition: color .16s var(--ease), border-color .16s var(--ease), transform .16s var(--ease);
}
.footer-list a:hover {
  color: var(--cyan);
  border-bottom-color: rgba(47, 230, 200, .5);
  transform: translateX(2px);
}

.footer-contact {
  grid-column: 1 / -1;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px 20px;
  padding-top: 24px;
  border-top: 1px dashed var(--line-strong);
}
.footer-contact__label { color: var(--muted); font-size: 12px; letter-spacing: .18em; }
.footer-contact__row { display: flex; flex-wrap: wrap; gap: 10px; }
.footer-contact__addr { color: var(--paper); font-size: 15px; }
.footer-contact__note { flex: 1 1 100%; color: var(--muted); font-size: 13.5px; }

.footer-legal {
  grid-column: 1 / -1;
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 8px 24px;
  padding-top: 18px;
  border-top: 1px solid var(--line);
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: .06em;
  color: var(--muted);
}
.footer-legal a { color: var(--cyan); border-bottom: 1px solid rgba(47, 230, 200, .4); }
.footer-legal a:hover { color: var(--amber); border-bottom-color: var(--amber); }

/* ---------- 15. 响应式 ---------- */
@media (max-width: 1080px) {
  .grid--7-5, .grid--8-4 { grid-template-columns: 1fr; }
  .col-4, .col-5, .col-7, .col-8 { grid-column: span 12; }
}

@media (max-width: 980px) {
  :root { --gutter: 32px; }
  .nav-toggle { display: inline-flex; }
  .primary-nav {
    position: absolute;
    left: 0;
    right: 0;
    top: 100%;
    display: none;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    padding: 10px 16px 20px;
    background: var(--ink-2);
    border-top: 2px solid var(--orange);
    border-bottom: 1px solid var(--line);
    box-shadow: var(--shadow);
    max-height: calc(100vh - 130px);
    overflow-y: auto;
  }
  .primary-nav[data-open] { display: flex; }
  .nav-list { flex-direction: column; align-items: stretch; gap: 0; }
  .nav-link {
    padding: 13px 10px;
    border-bottom: 1px solid var(--line);
    border-left: 2px solid transparent;
    font-size: 16px;
  }
  .nav-link[aria-current="page"] {
    border-bottom-color: var(--line);
    border-left-color: var(--orange);
    border-bottom-width: 1px;
  }
  .nav-cta { margin: 16px 0 10px; text-align: center; }
  .nav-link--contact {
    text-align: center;
    border: 1px solid rgba(47, 230, 200, .5);
    color: var(--cyan);
  }
  .footer__inner { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: repeat(2, minmax(140px, 1fr)); }
}

@media (max-width: 720px) {
  :root { --gutter: 26px; }
  body { font-size: 16px; }
  .utility-bar__inner { justify-content: flex-start; }
  .utility-item:last-child { display: none; }
  .data-row { grid-template-columns: 1fr; gap: 4px; }
  .grid--6-6, .grid--3col { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; gap: 22px; }
  .footer-contact { flex-direction: column; align-items: flex-start; }
  .frame { padding: 18px; }
  .frame__scale { display: none; }
}

/* ---------- 16. 减弱动效 ---------- */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after {
    animation-duration: .001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: .001ms !important;
  }
  .has-js [data-reveal] { opacity: 1; transform: none; }
  .module:hover, .module:focus-within, .btn:hover, .nav-cta:hover { transform: none; }
}