/* ==========================================================================
   乐鱼赛事中心 · 红蓝电竞 — 共享样式 /assets/site.css
   框架式导航（左墨栏 + 右纸栏）| 暖纸印刷底 | 红蓝硬边对抗 | 等宽记分数字
   ========================================================================== */

/* ---------- 0 Reset ---------- */
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}}
body,h1,h2,h3,h4,h5,h6,p,ul,ol,li,figure,figcaption,blockquote,dl,dt,dd{margin:0}
ul,ol{padding:0;list-style:none}
a{color:inherit;text-decoration:none}
button{font:inherit;color:inherit;background:none;border:0;padding:0;cursor:pointer}
img,svg,video,canvas{display:block;max-width:100%;height:auto}
table{border-collapse:collapse;width:100%}
summary{cursor:pointer}
[hidden]{display:none!important}

/* ---------- 1 变量 ---------- */
:root{
  --paper:#F5F0E6;
  --paper-layer:#E7DFCF;
  --ink:#14161B;
  --ink-soft:#3B4048;
  --red:#E6352B;
  --blue:#123B8F;
  --cyan:#2FE0D6;
  --rule:#B9B3A6;
  --red-tint:#F6DAD6;
  --blue-tint:#D8E0F4;
  --red-deep:#8F1D16;

  --font-display:"Archivo Narrow","Oswald","Noto Sans SC",system-ui,-apple-system,sans-serif;
  --font-body:"Noto Sans SC","PingFang SC","Microsoft YaHei",system-ui,-apple-system,sans-serif;
  --font-mono:"JetBrains Mono","Roboto Mono",ui-monospace,SFMono-Regular,Menlo,monospace;

  --rail-w:186px;
  --edge-w:46px;
  --bar-h:60px;
  --pad:clamp(18px,4vw,40px);
  --max:1200px;
  --hair:rgba(20,22,27,.16);
  --hair-inv:rgba(245,240,230,.18);
  --skew-a:-3deg;
  --skew-b:6deg;
}

/* ---------- 2 基底与中文排版 ---------- */
body{
  min-height:100dvh;
  padding:var(--bar-h) 0 0;
  background-color:var(--paper);
  background-image:
    linear-gradient(to right,rgba(185,179,166,.26) 1px,transparent 1px),
    linear-gradient(to bottom,rgba(185,179,166,.20) 1px,transparent 1px);
  background-size:96px 96px;
  color:var(--ink);
  font-family:var(--font-body);
  font-size:17px;
  line-height:1.75;
  overflow-x:hidden;
  -webkit-font-smoothing:antialiased;
}
::selection{background:var(--cyan);color:var(--ink)}

h1,h2,h3,.h-display{
  font-family:var(--font-display);
  font-weight:800;
  letter-spacing:-.02em;
  line-height:1.08;
  text-transform:uppercase;
}
h1{font-size:clamp(32px,4.6vw,58px)}
h2{font-size:clamp(26px,3.4vw,40px)}
h3{font-size:clamp(20px,2.2vw,28px)}
h4,h5,h6{font-family:var(--font-body);font-weight:700;line-height:1.4;font-size:17px}

.display-xl{font-size:clamp(44px,8vw,112px);line-height:.94;letter-spacing:-.03em}
.lead{font-size:clamp(17px,1.4vw,19px);line-height:1.7;color:var(--ink-soft);max-width:36em}
.u-mono{font-family:var(--font-mono);font-variant-numeric:tabular-nums;letter-spacing:.04em}
.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap;border:0}

:focus-visible{outline:3px solid var(--blue);outline-offset:3px}
.site-header__rail :focus-visible,
.site-footer :focus-visible,
.tone-ink :focus-visible,
.tone-blue :focus-visible{outline-color:var(--cyan)}

/* ---------- 3 容器与栅格 ---------- */
.wrap{width:min(100% - (var(--pad) * 2),var(--max));margin-inline:auto}
.section{position:relative;padding-block:clamp(44px,7vw,104px)}
.section__head{
  display:flex;align-items:flex-end;justify-content:space-between;flex-wrap:wrap;gap:16px 24px;
  padding-bottom:14px;border-bottom:2px solid var(--ink);margin-bottom:clamp(22px,3vw,40px);
}
.section__title{font-size:clamp(26px,3.4vw,40px)}
.hairline{height:1px;background:var(--hair);border:0}
.rule-band{height:8px;background:linear-gradient(94deg,var(--red) 0 44%,var(--ink) 44% 56%,var(--blue) 56% 100%)}

.eyebrow{
  display:inline-flex;align-items:center;gap:10px;
  font-family:var(--font-mono);font-size:12px;letter-spacing:.22em;text-transform:uppercase;
  color:var(--ink-soft);
}
.eyebrow::before{content:"";width:22px;height:4px;background:var(--red);flex:none}

.grid{display:grid;gap:clamp(16px,2.4vw,28px);grid-template-columns:repeat(12,minmax(0,1fr))}
.span-3{grid-column:span 3}
.span-4{grid-column:span 4}
.span-5{grid-column:span 5}
.span-6{grid-column:span 6}
.span-7{grid-column:span 7}
.span-8{grid-column:span 8}
.span-9{grid-column:span 9}
.span-12{grid-column:span 12}
.offset-1{grid-column-start:2}
.offset-2{grid-column-start:3}
.offset-3{grid-column-start:4}
.grid--flow{display:grid;gap:clamp(16px,2.4vw,28px);grid-template-columns:repeat(auto-fit,minmax(min(100%,280px),1fr))}
@media (max-width:859px){
  .grid{grid-template-columns:repeat(4,minmax(0,1fr))}
  .grid>*{grid-column:1 / -1}
  .offset-1,.offset-2,.offset-3{grid-column-start:auto}
}

/* ---------- 4 深色分区 ---------- */
.tone-ink{background:var(--ink);color:var(--paper)}
.tone-blue{background:var(--blue);color:var(--paper)}
.tone-ink .eyebrow,.tone-blue .eyebrow{color:var(--rule)}
.tone-ink .lead,.tone-blue .lead{color:rgba(245,240,230,.82)}
.tone-ink .section__head,.tone-blue .section__head{border-bottom-color:var(--paper)}
.tone-ink a:hover,.tone-blue a:hover{color:var(--cyan)}

/* ---------- 5 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:9px;
  padding:12px 18px;border:2px solid var(--ink);background:transparent;color:var(--ink);
  font-family:var(--font-display);font-weight:800;font-size:15px;letter-spacing:.04em;
  text-align:center;transition:background-color .16s ease,color .16s ease,border-color .16s ease,transform .16s ease-out;
}
.btn:hover{transform:translate(-2px,-2px)}
.btn--block{width:100%}
.btn--paper{background:var(--paper);border-color:var(--paper);color:var(--ink)}
.btn--paper:hover{background:var(--cyan);border-color:var(--cyan)}
.btn--cyan{background:var(--cyan);border-color:var(--cyan);color:var(--ink)}
.btn--blue{background:var(--blue);border-color:var(--blue);color:var(--paper)}
.btn--blue:hover{background:var(--ink);border-color:var(--ink)}
.btn--red{background:var(--red);border-color:var(--red);color:var(--paper);font-size:20px;padding:14px 24px;letter-spacing:.02em}
.btn--ghost{background:transparent;color:var(--ink)}
.btn--ghost:hover{background:var(--ink);color:var(--paper)}

/* ---------- 6 卡片 / 贴纸 / 数据 ---------- */
.card{
  position:relative;display:flex;flex-direction:column;gap:12px;
  padding:clamp(18px,2.2vw,26px);
  background:var(--paper-layer);border:1px solid var(--ink);
}
.card--red{background:var(--red-tint);border-color:var(--red)}
.card--blue{background:var(--blue-tint);border-color:var(--blue)}
.card--ink{background:var(--ink);border-color:var(--ink);color:var(--paper)}
.card--ink .card__label,.card--ink .card__foot{color:var(--rule)}
.card--link{transition:background-color .18s ease,border-color .18s ease}
.card--link::before{
  content:"";position:absolute;left:-1px;top:-1px;bottom:-1px;width:5px;background:var(--red);
  transform:scaleY(0);transform-origin:top center;transition:transform .22s ease-out;
}
.card--link:hover::before,.card--link:focus-visible::before{transform:scaleY(1)}
.card__label{font-family:var(--font-mono);font-size:11px;letter-spacing:.2em;text-transform:uppercase;color:var(--ink-soft)}
.card__title{font-family:var(--font-display);font-weight:800;font-size:22px;letter-spacing:-.01em;text-transform:uppercase;line-height:1.15}
.card__text{font-size:15px;color:var(--ink-soft)}
.card--ink .card__text{color:rgba(245,240,230,.82)}
.card__foot{margin-top:auto;display:flex;align-items:center;justify-content:space-between;gap:12px;font-size:13px;color:var(--ink-soft)}

.data{display:flex;align-items:baseline;gap:8px}
.data__num{font-family:var(--font-mono);font-variant-numeric:tabular-nums;font-weight:700;font-size:clamp(38px,5vw,64px);line-height:1;letter-spacing:.04em}
.data__unit{font-size:12px;letter-spacing:.16em;text-transform:uppercase;color:var(--ink-soft)}
.data--cyan .data__num{color:var(--cyan)}
.data--paper .data__num{color:var(--paper)}
.data--paper .data__unit{color:var(--rule)}

.sticker{
  display:inline-block;padding:4px 9px;
  font-family:var(--font-mono);font-size:11px;letter-spacing:.16em;text-transform:uppercase;
  border:1px solid var(--ink);background:var(--paper);
}
.sticker--red{background:var(--red-tint);border-color:var(--red);color:var(--red-deep)}
.sticker--blue{background:var(--blue-tint);border-color:var(--blue);color:var(--blue)}
.sticker--cyan{background:var(--ink);border-color:var(--ink);color:var(--cyan)}
.sticker--tilt{transform:rotate(-3deg)}

/* ---------- 7 表格 ---------- */
.table-wrap{overflow-x:auto;border:1px solid var(--ink);background:var(--paper)}
.table{min-width:620px;font-size:15px;font-variant-numeric:tabular-nums}
.table caption{text-align:left;padding:12px 14px;font-family:var(--font-mono);font-size:11px;letter-spacing:.2em;text-transform:uppercase;color:var(--ink-soft);border-bottom:1px solid var(--hair)}
.table th,.table td{padding:11px 14px;text-align:left;vertical-align:top;border-bottom:1px solid var(--hair)}
.table thead th{
  background:var(--blue-tint);border-bottom:2px solid var(--ink);
  font-family:var(--font-display);font-weight:800;font-size:13px;letter-spacing:.08em;text-transform:uppercase;white-space:nowrap;
}
.table tbody tr:nth-child(even){background:var(--paper-layer)}
.table tbody tr{transition:background-color .14s ease,color .14s ease}
.table tbody tr:hover{background:var(--ink);color:var(--paper)}
.table tbody tr:hover th,.table tbody tr:hover td{border-bottom-color:rgba(245,240,230,.2)}
.table td:first-child{font-weight:700}

/* ---------- 8 筛选按钮组 ---------- */
.filters{display:flex;flex-wrap:wrap;gap:8px}
.filter-btn{
  padding:8px 14px;border:1px solid var(--ink);background:var(--paper);
  font-family:var(--font-mono);font-size:12px;letter-spacing:.1em;text-transform:uppercase;
  transition:background-color .16s ease,border-color .16s ease,color .16s ease;
}
.filter-btn:hover{background:var(--paper-layer)}
.filter-btn[aria-pressed="true"]{background:var(--red-tint);border-color:var(--red);color:var(--red-deep)}
.filter-btn[aria-pressed="true"]::before{content:"";display:inline-block;width:7px;height:7px;margin-right:7px;background:var(--red);vertical-align:middle}
.is-muted{opacity:.32}

/* ---------- 9 图片容器（页面阶段放 <img>） ---------- */
.media{position:relative;display:block;overflow:hidden;background:var(--paper-layer);border:1px solid var(--ink)}
.media>img{width:100%;height:100%;object-fit:cover}
.media--16x9{aspect-ratio:16/9}
.media--3x2{aspect-ratio:3/2}
.media--4x5{aspect-ratio:4/5}
.media--1x1{aspect-ratio:1/1}
.media--placeholder{
  background-image:
    repeating-linear-gradient(135deg,rgba(20,22,27,.09) 0 2px,transparent 2px 10px),
    linear-gradient(135deg,var(--paper-layer) 0 50%,var(--paper) 50% 100%);
}
.media--duo-red::after{content:"";position:absolute;inset:0;background:var(--red);mix-blend-mode:multiply;opacity:.55}
.media--duo-blue::after{content:"";position:absolute;inset:0;background:var(--blue);mix-blend-mode:multiply;opacity:.5}
.media__tag{
  position:absolute;left:0;bottom:0;z-index:2;
  background:var(--ink);color:var(--paper);padding:5px 10px;
  font-family:var(--font-mono);font-size:11px;letter-spacing:.14em;
}

/* ---------- 10 横向滚动轨道 / 面包屑 / 正文 ---------- */
.hscroll{
  display:flex;gap:clamp(14px,2vw,24px);overflow-x:auto;padding-bottom:16px;
  scroll-snap-type:x proximity;-webkit-overflow-scrolling:touch;
  scrollbar-width:thin;scrollbar-color:var(--ink) var(--paper-layer);
}
.hscroll>*{flex:0 0 auto;scroll-snap-align:start}
.hscroll::-webkit-scrollbar{height:8px}
.hscroll::-webkit-scrollbar-track{background:var(--paper-layer)}
.hscroll::-webkit-scrollbar-thumb{background:var(--ink)}

.crumbs{padding-top:16px;font-size:13px;color:var(--ink-soft)}
.crumbs ol{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-family:var(--font-mono);font-size:12px;letter-spacing:.08em}
.crumbs__sep{color:var(--rule)}
.crumbs a:hover{color:var(--ink);text-decoration:underline;text-decoration-thickness:2px;text-underline-offset:3px}

.prose{max-width:38em}
.prose>*+*{margin-top:1.1em}
.prose p{max-width:36em}
.prose h2{margin-top:1.9em;font-size:clamp(22px,2.6vw,30px)}
.prose h3{margin-top:1.6em}
.prose ul,.prose ol{padding-left:1.4em;list-style:disc}
.prose ol{list-style:decimal}
.prose li+li{margin-top:.4em}
.prose a{color:var(--blue);text-decoration:underline;text-decoration-thickness:2px;text-underline-offset:3px}
.prose blockquote{border-left:4px solid var(--red);padding-left:16px;color:var(--ink-soft)}
.prose code{font-family:var(--font-mono);background:var(--paper-layer);padding:2px 6px;font-size:.92em}

/* ---------- 11 页头：框架式导航 ---------- */
.site-header{position:relative;z-index:90}

.skip-link{
  position:fixed;top:10px;left:50%;z-index:220;
  transform:translate(-50%,-190%);
  background:var(--ink);color:var(--paper);border:2px solid var(--cyan);
  padding:10px 18px;font-family:var(--font-display);font-weight:800;font-size:14px;letter-spacing:.06em;
  transition:transform .18s ease-out;
}
.skip-link:focus{transform:translate(-50%,0)}

/* 品牌 */
.brand{display:inline-flex;align-items:center;gap:10px}
.brand__chip{
  display:grid;place-items:center;flex:none;width:32px;height:32px;
  font-family:var(--font-display);font-weight:900;font-size:19px;line-height:1;color:var(--paper);
  background:linear-gradient(96deg,var(--red) 0 50%,var(--blue) 50% 100%);
}
.brand__words{display:flex;flex-direction:column;gap:2px;min-width:0}
.brand__cn{font-family:var(--font-display);font-weight:800;font-size:18px;letter-spacing:.01em;line-height:1.1}
.brand__sub{font-family:var(--font-mono);font-size:10px;letter-spacing:.2em;text-transform:uppercase;color:var(--rule)}

/* 移动端顶栏 */
.site-header__bar{
  position:fixed;top:0;left:0;right:0;height:var(--bar-h);z-index:95;
  display:flex;align-items:center;justify-content:space-between;gap:12px;
  padding:0 14px;background:var(--paper);border-bottom:3px solid var(--ink);
}
.site-header__bar::after{content:"";position:absolute;left:0;bottom:-3px;width:34%;height:3px;background:var(--red)}
.bar__brand{display:inline-flex;align-items:center;gap:9px;font-family:var(--font-display);font-weight:800;font-size:17px;letter-spacing:-.01em}
.bar__brand-text{white-space:nowrap}

.nav-toggle{
  display:inline-flex;align-items:center;gap:9px;padding:9px 12px;
  border:2px solid var(--ink);background:var(--paper);
  font-family:var(--font-display);font-weight:800;font-size:12px;letter-spacing:.14em;text-transform:uppercase;
}
.nav-toggle__bars{display:grid;gap:4px;width:18px}
.nav-toggle__bars i{display:block;height:2px;background:var(--ink);transition:transform .2s ease-out,opacity .2s ease-out}
.nav-toggle[data-open]{background:var(--ink);color:var(--paper)}
.nav-toggle[data-open] .nav-toggle__bars i{background:var(--paper)}
.nav-toggle[data-open] .nav-toggle__bars i:nth-child(1){transform:translateY(6px) rotate(45deg)}
.nav-toggle[data-open] .nav-toggle__bars i:nth-child(2){opacity:0}
.nav-toggle[data-open] .nav-toggle__bars i:nth-child(3){transform:translateY(-6px) rotate(-45deg)}

/* 左侧墨色导航栏 */
.site-header__rail{
  position:fixed;top:0;left:0;bottom:0;z-index:98;
  width:min(86vw,320px);
  display:flex;flex-direction:column;
  padding:22px 20px 26px;
  background:var(--ink);color:var(--paper);
  border-right:4px solid var(--red);
  overflow-y:auto;
  transform:translateX(-102%);
  transition:transform .28s cubic-bezier(.2,.8,.2,1);
}
.site-header__rail[data-open]{transform:translateX(0)}
.site-header__rail .brand__cn{color:var(--paper)}
.rail__brand{padding-bottom:18px;border-bottom:1px solid var(--hair-inv)}
.rail__nav{margin-top:22px;flex:1 1 auto}
.rail__nav ul{display:flex;flex-direction:column;gap:2px}
.nav-link{
  display:flex;align-items:baseline;gap:12px;
  padding:11px 12px 11px 11px;
  border-left:3px solid transparent;
  color:rgba(245,240,230,.78);
  font-family:var(--font-display);font-weight:700;font-size:16.5px;letter-spacing:.02em;
  transition:background-color .18s ease,color .18s ease,border-color .18s ease;
}
.nav-link__i{font-family:var(--font-mono);font-size:11px;letter-spacing:.04em;color:var(--rule);flex:none}
.nav-link__t{min-width:0}
.nav-link:hover{background:rgba(245,240,230,.09);color:var(--paper);border-left-color:var(--red)}
.nav-link[aria-current="page"]{background:var(--paper);color:var(--ink);border-left-color:var(--red)}
.nav-link[aria-current="page"] .nav-link__i{color:var(--red)}
.rail__foot{
  margin-top:auto;padding-top:20px;border-top:1px solid var(--hair-inv);
  display:flex;flex-direction:column;gap:14px;
}
.rail__stat{display:flex;align-items:baseline;gap:9px}
.rail__stat b{font-family:var(--font-mono);font-size:30px;font-weight:700;letter-spacing:.04em;color:var(--cyan);line-height:1}
.rail__stat span{font-family:var(--font-mono);font-size:10.5px;letter-spacing:.14em;text-transform:uppercase;color:var(--rule)}

/* 右侧纸色记分边条 */
.site-header__edge{
  position:fixed;top:0;right:0;bottom:0;z-index:70;width:var(--edge-w);
  display:none;flex-direction:column;align-items:center;justify-content:space-between;
  padding:16px 0;background:var(--paper-layer);border-left:1px solid var(--rule);
}
.edge__text{
  writing-mode:vertical-rl;text-orientation:mixed;
  font-family:var(--font-mono);font-size:10.5px;letter-spacing:.28em;text-transform:uppercase;
  color:var(--ink-soft);
}
.edge__meter{position:relative;flex:1 1 auto;width:6px;min-height:80px;margin:14px 0;background:rgba(20,22,27,.14)}
.edge__meter i{position:absolute;top:0;left:0;right:0;height:100%;display:block;background:linear-gradient(var(--red),var(--blue));transform:scaleY(0);transform-origin:top center}
.edge__top{
  width:32px;height:32px;display:grid;place-items:center;
  border:1px solid var(--ink);color:var(--ink);font-family:var(--font-mono);font-size:14px;line-height:1;
  opacity:0;pointer-events:none;transition:opacity .2s ease;
}
.edge__top.is-on{opacity:1;pointer-events:auto}
.edge__top:hover{background:var(--ink);color:var(--paper)}

/* 抽屉遮罩 */
@media (max-width:1023px){
  html.is-nav-open{overflow:hidden}
  html.is-nav-open::after{content:"";position:fixed;inset:0;z-index:96;background:rgba(20,22,27,.58)}
}

/* 桌面：两轨常驻，顶栏隐藏 */
@media (min-width:1024px){
  body{padding:0 var(--edge-w) 0 var(--rail-w)}
  .site-header__bar{display:none}
  .site-header__rail{
    width:var(--rail-w);border-right:0;
    transform:none;transition:none;
    padding:26px 18px 22px;
  }
  .site-header__rail[data-open]{transform:none}
  .site-header__edge{display:flex}
}

/* ---------- 12 页脚 ---------- */
.site-footer{
  position:relative;margin-top:clamp(56px,9vw,120px);
  background:var(--ink);color:var(--paper);
  padding-top:clamp(42px,6vw,72px);
}
.site-footer::before{
  content:"";position:absolute;top:0;left:0;right:0;height:12px;
  background:linear-gradient(94deg,var(--red) 0 48%,var(--blue) 48% 100%);
}
.footer__grid{
  display:grid;gap:clamp(28px,4vw,48px);
  grid-template-columns:1fr;
  padding-bottom:clamp(32px,5vw,56px);
}
@media (min-width:720px){.footer__grid{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media (min-width:1024px){.footer__grid{grid-template-columns:1.5fr .8fr .8fr 1.3fr}}

.f-col{min-width:0}
.f-col--brand{display:flex;flex-direction:column;gap:16px}
.brand--footer .brand__cn{color:var(--paper);font-size:19px}
.brand--footer .brand__chip{width:36px;height:36px;font-size:21px}
.f-col__title{
  font-family:var(--font-mono);font-size:11px;font-weight:400;letter-spacing:.24em;text-transform:uppercase;
  color:var(--rule);margin-bottom:14px;
}
.f-list li+li{margin-top:2px}
.f-link{
  display:inline-block;padding:5px 0;font-size:15px;color:rgba(245,240,230,.8);
  border-bottom:2px solid transparent;
  transition:color .16s ease,border-color .16s ease;
}
.f-link:hover{color:var(--paper);border-bottom-color:var(--red)}
.f-note{font-size:13.5px;line-height:1.75;color:rgba(245,240,230,.7);max-width:34em}
.f-note--sm{font-size:12.5px;margin-top:14px}
.f-legend{display:flex;flex-wrap:wrap;gap:8px 18px;font-family:var(--font-mono);font-size:11px;letter-spacing:.1em;color:var(--rule)}
.f-legend__dot{display:inline-block;width:9px;height:9px;margin-right:6px;vertical-align:middle}
.f-legend__dot--red{background:var(--red)}
.f-legend__dot--blue{background:var(--blue)}
.f-contact li{
  display:grid;grid-template-columns:52px minmax(0,1fr);gap:10px;align-items:start;
  padding:7px 0;border-bottom:1px solid var(--hair-inv);font-size:14px;
}
.f-contact__k{font-family:var(--font-mono);font-size:11px;letter-spacing:.14em;color:var(--rule);padding-top:3px}
.f-contact__v{color:rgba(245,240,230,.88);word-break:break-word}
.footer__base{border-top:1px solid var(--hair-inv);padding:16px 0 22px;font-size:12.5px;color:rgba(245,240,230,.66)}
.footer__base-in{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:10px 24px}
.footer__copy,.footer__meta{margin:0}
.footer__top{color:rgba(245,240,230,.8);border-bottom:2px solid var(--red);padding-bottom:2px}
.footer__top:hover{color:var(--cyan);border-bottom-color:var(--cyan)}

/* ---------- 13 显现动效 ---------- */
.js-ready [data-reveal]{opacity:0;transform:translateY(8px);transition:opacity .24s ease-out,transform .28s cubic-bezier(.16,1,.3,1)}
.js-ready [data-reveal].is-in{opacity:1;transform:none}

@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation-duration:.001ms!important;animation-iteration-count:1!important;transition-duration:.001ms!important}
  .js-ready [data-reveal]{opacity:1;transform:none;transition:none}
  .btn:hover{transform:none}
  .card--link::before{transition:none}
}