/* =========================================================
   嘉美体育 · 共享样式表 /assets/site.css
   夜间赛场数据仪表盘：墨绿底 + 荧光青绿 + 琥珀刻度
   ========================================================= */

*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;text-size-adjust:100%}
body,h1,h2,h3,h4,p,figure,dl,dd,ul,ol{margin:0}
ul,ol{padding:0;list-style:none}
img,svg,video{max-width:100%;display:block}
button{font:inherit;color:inherit;background:none;border:0}
a{color:inherit;text-decoration:none}

:root{
  --c-ink:#071A15;
  --c-ink-2:#0E2A23;
  --c-glass:#163B32;
  --c-teal:#36F2C0;
  --c-amber:#F4B84A;
  --c-slate:#91A8B4;
  --c-mist:#E9F2ED;
  --c-panel:#20332E;
  --c-line:#C6D8D1;

  --line-soft:rgba(198,216,209,.16);
  --line-mid:rgba(198,216,209,.32);
  --teal-soft:rgba(54,242,192,.10);
  --amber-soft:rgba(244,184,74,.12);

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

  --maxw:1240px;
  --gutter:clamp(18px,4vw,56px);
  --gap:clamp(16px,2.4vw,32px);
  --radius:0px;
}

@media (prefers-reduced-motion:no-preference){
  html{scroll-behavior:smooth}
}

::selection{background:var(--c-teal);color:#04211A}

body{
  min-height:100vh;
  font-family:var(--font-sans);
  font-size:16px;
  line-height:1.8;
  color:var(--c-mist);
  background-color:var(--c-ink);
  background-image:
    radial-gradient(120% 68% at 50% -18%,rgba(54,242,192,.10),transparent 62%),
    radial-gradient(80% 55% at 108% 14%,rgba(244,184,74,.07),transparent 60%),
    linear-gradient(to right,rgba(198,216,209,.045) 1px,transparent 1px),
    linear-gradient(to bottom,rgba(198,216,209,.045) 1px,transparent 1px);
  background-size:100% 100%,100% 100%,96px 96px,96px 96px;
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
}
body.nav-open{overflow:hidden}

:focus-visible{outline:2px solid var(--c-teal);outline-offset:3px}
a:focus-visible,button:focus-visible{outline:2px solid var(--c-teal);outline-offset:3px}

h1,h2,h3,h4{
  font-family:var(--font-sans);
  font-weight:800;
  line-height:1.14;
  letter-spacing:-.02em;
  font-stretch:92%;
  text-wrap:balance;
}
h1{font-size:clamp(38px,7vw,96px);line-height:1.02;letter-spacing:-.035em;font-weight:900}
h2{font-size:clamp(26px,3.6vw,46px);letter-spacing:-.025em}
h3{font-size:clamp(19px,2.2vw,26px);letter-spacing:-.01em}
h4{font-size:clamp(16px,1.6vw,19px)}

p{text-wrap:pretty}
strong{color:#fff;font-weight:700}

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

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

/* ---------- 版式容器 ---------- */
.shell{width:100%;max-width:var(--maxw);margin-inline:auto;padding-inline:var(--gutter)}
.section{padding-block:clamp(48px,7vw,96px)}
.section + .section{border-top:1px solid rgba(198,216,209,.10)}

.prose{
  max-width:42em;
  font-size:clamp(15px,1.1vw,17px);
  line-height:1.85;
  color:rgba(233,242,237,.88);
}
.prose p{margin:0 0 1.1em}
.prose h2{font-size:clamp(24px,3vw,34px);margin:1.8em 0 .55em}
.prose h3{font-size:clamp(18px,2vw,22px);margin:1.6em 0 .45em}
.prose a{color:var(--c-teal);border-bottom:1px solid rgba(54,242,192,.5)}
.prose a:hover{background:var(--teal-soft)}
.prose ul{list-style:disc;padding-left:1.2em;margin:0 0 1.2em}
.prose ol{list-style:decimal;padding-left:1.2em;margin:0 0 1.2em}
.prose li{margin:.35em 0}

.eyebrow{
  display:inline-flex;align-items:center;gap:10px;
  font-family:var(--font-mono);font-size:11px;letter-spacing:.2em;
  color:var(--c-teal);text-transform:none;
}
.eyebrow::before{content:"";width:26px;height:1px;background:currentColor;flex:none}

.hairline{height:1px;border:0;margin:0;background:rgba(198,216,209,.18)}

.tick-rail{
  height:10px;
  background-image:repeating-linear-gradient(90deg,rgba(198,216,209,.38) 0 1px,transparent 1px 14px);
  background-repeat:repeat-x;
}

/* ---------- 网格 ---------- */
.grid{display:grid;gap:var(--gap)}
.grid--2{grid-template-columns:repeat(2,minmax(0,1fr))}
.grid--3{grid-template-columns:repeat(3,minmax(0,1fr))}
.grid--split{grid-template-columns:minmax(0,1.5fr) minmax(0,1fr)}
.grid--aside{grid-template-columns:minmax(0,1fr) minmax(0,340px)}

/* ---------- 面与卡片 ---------- */
.panel{
  background:var(--c-panel);
  border:1px solid var(--line-soft);
  padding:clamp(18px,2.4vw,28px);
}
.glass{
  background:rgba(22,59,50,.55);
  border:1px solid rgba(198,216,209,.20);
  -webkit-backdrop-filter:blur(10px) saturate(130%);
  backdrop-filter:blur(10px) saturate(130%);
  padding:clamp(18px,2.4vw,28px);
}

/* ---------- 数据锚点 ---------- */
.stat{display:block}
.stat__value{
  display:block;
  font-family:var(--font-mono);
  font-size:clamp(34px,5vw,64px);
  line-height:1;
  font-weight:700;
  letter-spacing:-.02em;
  color:var(--c-teal);
}
.stat__label{
  display:block;
  margin-top:10px;
  font-family:var(--font-mono);
  font-size:11px;
  letter-spacing:.16em;
  color:var(--c-slate);
}

/* ---------- 标签 / 胶囊 ---------- */
.tag{
  display:inline-block;
  font-family:var(--font-mono);
  font-size:10px;
  letter-spacing:.12em;
  padding:3px 8px;
  border:1px solid var(--line-mid);
  color:var(--c-slate);
  white-space:nowrap;
}
.chip{
  display:inline-flex;align-items:center;gap:6px;
  font-family:var(--font-mono);font-size:11px;letter-spacing:.1em;
  padding:4px 10px;border:1px solid var(--line-mid);color:var(--c-slate);
}
.chip--teal{color:var(--c-teal);border-color:rgba(54,242,192,.5);background:var(--teal-soft)}
.chip--amber{color:var(--c-amber);border-color:rgba(244,184,74,.5);background:var(--amber-soft)}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;gap:10px;
  padding:12px 20px;
  font-size:14px;font-weight:700;letter-spacing:.02em;
  border:1px solid transparent;
  cursor:pointer;
  transition:background .16s ease,color .16s ease,border-color .16s ease;
}
.btn__arrow{font-family:var(--font-mono);font-size:12px;letter-spacing:0}
.btn--primary{background:var(--c-teal);color:#04211A}
.btn--primary:hover{background:#8CFFDF;border-color:#8CFFDF}
.btn--ghost{border-color:var(--line-mid);color:var(--c-mist)}
.btn--ghost:hover{border-color:var(--c-teal);color:var(--c-teal);background:var(--teal-soft)}
.btn--amber{background:var(--c-amber);color:#2A1A00}
.btn--amber:hover{background:#FFD07E}

/* ---------- 图片容器基础规则 ---------- */
.media{
  position:relative;
  display:block;
  width:100%;
  overflow:hidden;
  aspect-ratio:16/9;
  background:
    linear-gradient(135deg,rgba(54,242,192,.10),transparent 55%),
    var(--c-glass);
  border:1px solid var(--line-soft);
}
.media > img,.media > video{
  width:100%;height:100%;object-fit:cover;display:block;
  filter:saturate(.92) contrast(1.04);
}
.media--4x5{aspect-ratio:4/5}
.media--1x1{aspect-ratio:1/1}
.media--screen{aspect-ratio:16/10}
.media__caption{
  position:absolute;left:0;right:0;bottom:0;
  padding:12px 14px;
  font-family:var(--font-mono);font-size:10px;letter-spacing:.12em;
  color:var(--c-mist);
  background:linear-gradient(180deg,transparent,rgba(7,26,21,.88));
}
.media__tag{
  position:absolute;top:10px;left:10px;
  font-family:var(--font-mono);font-size:10px;letter-spacing:.12em;
  padding:3px 8px;
  color:#04211A;background:var(--c-teal);
}

/* ---------- 面包屑 ---------- */
.breadcrumbs{
  font-family:var(--font-mono);
  font-size:11px;
  letter-spacing:.08em;
  color:var(--c-slate);
}
.breadcrumbs ol{display:flex;flex-wrap:wrap;align-items:center;gap:8px}
.breadcrumbs li{display:inline-flex;align-items:center;gap:8px}
.breadcrumbs li + li::before{content:"/";color:rgba(145,168,180,.55)}
.breadcrumbs a{color:var(--c-slate);border-bottom:1px solid transparent;transition:color .16s ease,border-color .16s ease}
.breadcrumbs a:hover{color:var(--c-teal);border-bottom-color:var(--c-teal)}
.breadcrumbs [aria-current="page"]{color:var(--c-mist)}

/* =========================================================
   页头
   ========================================================= */
.site-header{
  position:sticky;
  top:0;
  z-index:60;
  background:rgba(14,42,35,.74);
  -webkit-backdrop-filter:blur(14px) saturate(140%);
  backdrop-filter:blur(14px) saturate(140%);
  border-bottom:1px solid rgba(198,216,209,.14);
  transition:background .18s ease,border-color .18s ease,box-shadow .18s ease;
}
.site-header[data-scrolled]{
  background:var(--c-ink);
  border-bottom-color:rgba(54,242,192,.30);
  box-shadow:0 22px 44px -30px rgba(0,0,0,.95);
}

.skip-link{
  position:absolute;
  left:var(--gutter);
  top:-64px;
  z-index:120;
  padding:10px 16px;
  font-size:13px;font-weight:700;
  background:var(--c-teal);
  color:#04211A;
  transition:top .16s ease;
}
.skip-link:focus{top:8px}

/* 刻度轨道 */
.status-rail{
  border-bottom:1px solid rgba(198,216,209,.10);
  background:linear-gradient(90deg,rgba(54,242,192,.10),transparent 58%);
}
.status-rail__inner{
  max-width:var(--maxw);
  margin-inline:auto;
  padding:6px var(--gutter);
  display:flex;
  align-items:center;
  gap:14px;
  font-family:var(--font-mono);
  font-size:10px;
  letter-spacing:.18em;
  color:var(--c-slate);
}
.status-rail__label{color:var(--c-teal);white-space:nowrap}
.status-rail__ticks{
  flex:1 1 auto;
  min-width:36px;
  height:8px;
  background-image:repeating-linear-gradient(90deg,rgba(198,216,209,.34) 0 1px,transparent 1px 12px);
  background-repeat:repeat-x;
}
.status-rail__meta{white-space:nowrap;color:rgba(145,168,180,.9)}

/* 主行 */
.header-shell{position:relative}
.header-inner{
  max-width:var(--maxw);
  margin-inline:auto;
  padding:10px var(--gutter);
  display:grid;
  grid-template-columns:auto 1fr auto;
  align-items:center;
  gap:clamp(14px,2.4vw,34px);
}

.brand{display:inline-flex;align-items:center;gap:12px;grid-column:1;min-width:0}
.brand__mark{
  position:relative;
  flex:none;
  width:30px;height:30px;
  display:grid;place-items:center;
  border:1px solid rgba(54,242,192,.55);
  background:rgba(54,242,192,.05);
}
.brand__mark::before{
  content:"";
  width:12px;height:12px;
  background:var(--c-teal);
  box-shadow:0 0 0 4px rgba(54,242,192,.14);
}
.brand__mark::after{
  content:"";
  position:absolute;right:3px;bottom:3px;
  width:5px;height:5px;
  background:var(--c-amber);
}
.brand__text{display:block;min-width:0}
.brand__name{
  display:block;
  font-size:21px;font-weight:800;line-height:1.1;letter-spacing:.02em;
  color:var(--c-mist);
}
.brand__descriptor{
  display:block;
  margin-top:3px;
  font-family:var(--font-mono);
  font-size:10px;
  letter-spacing:.16em;
  color:var(--c-slate);
  white-space:nowrap;
}

.header-actions{
  grid-column:3;
  display:flex;
  align-items:center;
  gap:14px;
}
.round-chip{
  display:inline-flex;align-items:center;gap:7px;
  padding:7px 12px;
  font-size:12px;font-weight:600;letter-spacing:.04em;
  color:var(--c-teal);
  border:1px solid rgba(54,242,192,.55);
  background:rgba(54,242,192,.07);
  white-space:nowrap;
  transition:background .16s ease,color .16s ease,border-color .16s ease;
}
.round-chip:hover,.round-chip:focus-visible{background:var(--c-teal);color:#04211A;border-color:var(--c-teal)}
.round-chip__mark{display:none;font-family:var(--font-mono);font-size:14px;line-height:1}
.header-service{
  font-family:var(--font-mono);
  font-size:11px;
  letter-spacing:.1em;
  color:var(--c-slate);
  border-bottom:1px solid transparent;
  padding-bottom:1px;
  white-space:nowrap;
  transition:color .16s ease,border-color .16s ease;
}
.header-service:hover,.header-service:focus-visible{color:var(--c-mist);border-bottom-color:var(--c-amber)}

/* 导航 */
.site-nav{grid-column:2;justify-self:end;min-width:0}
.nav-list{display:flex;align-items:center;gap:clamp(10px,1.6vw,26px)}
.nav-list__item{display:block}
.nav-link{
  position:relative;
  display:inline-flex;
  flex-direction:column;
  gap:2px;
  padding:6px 2px;
  font-size:14px;
  font-weight:500;
  color:rgba(233,242,237,.82);
  white-space:nowrap;
  transition:color .16s ease;
}
.nav-link__index{
  font-family:var(--font-mono);
  font-size:9px;
  letter-spacing:.14em;
  color:rgba(145,168,180,.78);
  transition:color .16s ease;
}
.nav-link__label{display:block;line-height:1.3}
.nav-link::after{
  content:"";
  position:absolute;left:0;right:0;bottom:0;
  height:1px;
  background:var(--c-teal);
  transform:scaleX(0);
  transform-origin:left center;
  transition:transform .18s ease;
}
.nav-link:hover,.nav-link:focus-visible{color:#fff}
.nav-link:hover .nav-link__index,.nav-link:focus-visible .nav-link__index{color:var(--c-teal)}
.nav-link:hover::after,.nav-link:focus-visible::after{transform:scaleX(1)}
.nav-link[aria-current="page"]{color:var(--c-teal)}
.nav-link[aria-current="page"] .nav-link__index{color:var(--c-amber)}
.nav-link[aria-current="page"]::after{transform:scaleX(1);background:var(--c-teal)}

/* 移动按钮 */
.nav-toggle{
  grid-column:2;
  display:none;
  align-items:center;
  gap:8px;
  padding:8px 10px;
  border:1px solid var(--line-mid);
  background:rgba(22,59,50,.62);
  color:var(--c-mist);
  font-family:var(--font-mono);
  font-size:10px;
  letter-spacing:.16em;
  cursor:pointer;
  transition:border-color .16s ease,color .16s ease,background .16s ease;
}
.nav-toggle:hover,.nav-toggle:focus-visible{border-color:var(--c-teal);color:var(--c-teal)}
.nav-toggle__bars{display:inline-flex;flex-direction:column;gap:4px;width:16px;flex:none}
.nav-toggle__bars span{display:block;height:1.5px;background:currentColor;transition:transform .18s ease,opacity .18s ease}
.nav-toggle[aria-expanded="true"] .nav-toggle__bars span:first-child{transform:translateY(2.75px) rotate(45deg)}
.nav-toggle[aria-expanded="true"] .nav-toggle__bars span:last-child{transform:translateY(-2.75px) rotate(-45deg)}
.nav-toggle__label{display:block;line-height:1}

/* 进度线 */
.scroll-progress{
  position:absolute;
  left:0;bottom:-1px;
  height:2px;width:0;
  background:linear-gradient(90deg,var(--c-teal),var(--c-amber));
  opacity:.92;
  transition:width .1s linear;
}

/* ---------- 页头响应式 ---------- */
@media (max-width:1023px){
  .header-inner{
    grid-template-columns:1fr auto auto;
    grid-template-areas:"brand chip toggle" "nav nav nav";
    gap:0 10px;
    padding:8px var(--gutter) 9px;
  }
  .brand{grid-area:brand}
  .header-actions{grid-area:chip;gap:0}
  .header-service{display:none}
  .nav-toggle{grid-area:toggle;display:inline-flex}

  .site-nav{
    grid-area:nav;
    justify-self:stretch;
    max-height:0;
    overflow:hidden;
    visibility:hidden;
    opacity:0;
    border-top:1px solid transparent;
    transition:max-height .22s ease,opacity .16s ease,visibility .22s ease,border-color .18s ease;
  }
  .site-nav[data-open]{
    max-height:min(72vh,540px);
    overflow-y:auto;
    visibility:visible;
    opacity:1;
    border-top-color:rgba(198,216,209,.14);
    padding-bottom:6px;
  }
  .nav-list{flex-direction:column;align-items:stretch;gap:0;padding-top:4px}
  .nav-link{
    flex-direction:row;
    align-items:baseline;
    gap:12px;
    padding:12px 2px;
    font-size:15px;
    border-bottom:1px solid rgba(198,216,209,.12);
  }
  .nav-link::after{display:none}
  .nav-link[aria-current="page"]{color:var(--c-teal)}
  .nav-link[aria-current="page"] .nav-link__label{text-decoration:underline;text-underline-offset:5px;text-decoration-thickness:1px}
}
@media (max-width:720px){
  .status-rail__meta{display:none}
  .status-rail__inner{font-size:10px;letter-spacing:.14em}
}
@media (max-width:600px){
  .brand__descriptor{font-size:9px;letter-spacing:.12em}
}
@media (max-width:560px){
  .round-chip{padding:8px;gap:0}
  .round-chip__mark{display:inline-block}
  .round-chip__label{
    position:absolute;width:1px;height:1px;padding:0;margin:-1px;
    overflow:hidden;clip-path:inset(50%);white-space:nowrap;border:0;
  }
  .brand__mark{width:26px;height:26px}
  .brand__name{font-size:18px}
}
@media (max-width:420px){
  .brand__descriptor{display:none}
}

/* =========================================================
   页脚
   ========================================================= */
.site-footer{
  position:relative;
  margin-top:clamp(48px,7vw,104px);
  overflow:hidden;
  color:var(--c-mist);
  background:linear-gradient(180deg,var(--c-ink-2) 0%,var(--c-ink) 62%);
  border-top:1px solid rgba(54,242,192,.24);
}
.footer-rail{
  height:10px;
  background-image:repeating-linear-gradient(90deg,rgba(54,242,192,.45) 0 1px,transparent 1px 28px);
  background-repeat:repeat-x;
  opacity:.55;
}
.footer-shell{
  position:relative;
  z-index:1;
  max-width:var(--maxw);
  margin-inline:auto;
  padding:clamp(36px,5vw,64px) var(--gutter) clamp(28px,4vw,52px);
  display:grid;
  grid-template-columns:minmax(0,1.1fr) minmax(0,.95fr) minmax(0,1.15fr);
  gap:clamp(28px,4vw,56px);
  align-items:start;
}

.footer-brand__name{
  font-size:clamp(30px,4vw,44px);
  font-weight:900;
  line-height:1;
  letter-spacing:-.03em;
  color:var(--c-mist);
}
.footer-brand__line{
  margin-top:14px;
  font-size:13px;
  letter-spacing:.02em;
  color:var(--c-slate);
}
.footer-tags{display:flex;flex-wrap:wrap;gap:6px;margin-top:18px}

.footer-cols{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:24px}
.footer-col__title{
  display:flex;align-items:center;gap:8px;
  font-family:var(--font-mono);
  font-size:11px;
  font-weight:600;
  letter-spacing:.18em;
  color:var(--c-amber);
  margin-bottom:14px;
}
.footer-col__title::before{content:"";width:8px;height:8px;background:var(--c-amber);flex:none}
.footer-links{display:grid;gap:9px}
.footer-links a{
  display:inline-block;
  font-size:14px;
  color:rgba(233,242,237,.80);
  border-bottom:1px solid transparent;
  padding-bottom:1px;
  transition:color .16s ease,border-color .16s ease;
}
.footer-links a:hover,.footer-links a:focus-visible{color:var(--c-teal);border-bottom-color:var(--c-teal)}
.footer-links a[aria-current="page"]{color:var(--c-teal)}

.footer-contact{
  padding:clamp(18px,2.2vw,24px);
  background:rgba(22,59,50,.52);
  border:1px solid rgba(198,216,209,.20);
  -webkit-backdrop-filter:blur(10px) saturate(130%);
  backdrop-filter:blur(10px) saturate(130%);
}
.footer-contact__title{
  font-family:var(--font-mono);
  font-size:11px;
  letter-spacing:.18em;
  color:var(--c-teal);
  padding-bottom:12px;
  border-bottom:1px solid rgba(198,216,209,.16);
  margin-bottom:14px;
}
.contact-list{display:grid;gap:10px}
.contact-list__row{display:grid;grid-template-columns:64px minmax(0,1fr);gap:10px;align-items:baseline}
.contact-list__key{
  font-family:var(--font-mono);
  font-size:10px;
  letter-spacing:.12em;
  color:var(--c-slate);
  white-space:nowrap;
}
.contact-list__value{
  font-size:13px;
  line-height:1.6;
  color:rgba(233,242,237,.92);
  word-break:break-word;
}
.contact-list__value.mono{font-size:12.5px;letter-spacing:.01em;color:var(--c-mist)}
.footer-contact__note{
  margin-top:14px;
  padding-top:12px;
  border-top:1px solid rgba(198,216,209,.14);
  font-size:12px;
  line-height:1.75;
  color:var(--c-slate);
}

.footer-mark{
  position:absolute;
  right:calc(-1 * var(--gutter) * .25);
  bottom:-.16em;
  z-index:0;
  margin:0;
  font-size:clamp(72px,16vw,230px);
  font-weight:900;
  line-height:.8;
  letter-spacing:-.05em;
  color:transparent;
  -webkit-text-stroke:1px rgba(198,216,209,.13);
  pointer-events:none;
  user-select:none;
}

.footer-legal{
  position:relative;
  z-index:1;
  border-top:1px solid rgba(198,216,209,.14);
  background:rgba(7,26,21,.55);
}
.footer-legal__inner{
  max-width:var(--maxw);
  margin-inline:auto;
  padding:16px var(--gutter);
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  justify-content:space-between;
  gap:10px 24px;
  font-family:var(--font-mono);
  font-size:11px;
  letter-spacing:.06em;
  color:var(--c-slate);
}
.footer-legal__copy{line-height:1.7}
.legal-links{display:flex;flex-wrap:wrap;gap:8px 18px}
.legal-links a{
  color:var(--c-slate);
  border-bottom:1px solid transparent;
  transition:color .16s ease,border-color .16s ease;
}
.legal-links a:hover,.legal-links a:focus-visible{color:var(--c-teal);border-bottom-color:var(--c-teal)}
.legal-links a[aria-current="page"]{color:var(--c-teal)}

@media (max-width:1000px){
  .footer-shell{grid-template-columns:repeat(2,minmax(0,1fr))}
  .footer-contact{grid-column:1 / -1}
}
@media (max-width:680px){
  .footer-shell{grid-template-columns:minmax(0,1fr);gap:30px}
  .footer-cols{gap:20px}
  .contact-list__row{grid-template-columns:60px minmax(0,1fr)}
  .footer-legal__inner{flex-direction:column;align-items:flex-start}
}

/* =========================================================
   页面通用响应式
   ========================================================= */
@media (max-width:1024px){
  .grid--3{grid-template-columns:repeat(2,minmax(0,1fr))}
  .grid--aside{grid-template-columns:minmax(0,1fr)}
}
@media (max-width:900px){
  .grid--2,.grid--split{grid-template-columns:minmax(0,1fr)}
}
@media (max-width:680px){
  .grid--3{grid-template-columns:minmax(0,1fr)}
  .section{padding-block:clamp(36px,8vw,64px)}
}

/* =========================================================
   可访问性
   ========================================================= */
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{
    transition-duration:.01ms !important;
    animation-duration:.01ms !important;
    animation-iteration-count:1 !important;
    scroll-behavior:auto !important;
  }
}