/* ============================================================
   BSPORTS赛事 · /assets/site.css
   共享外壳：变量 / 重置 / 中文排版 / 头部 / 页脚 / 基础组件
   ============================================================ */

/* ---------- 1. 重置 ---------- */
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{margin:0;min-height:100%}
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%}
button{font:inherit;color:inherit;background:none;border:0;cursor:pointer}
table{border-collapse:collapse;width:100%}
[hidden]{display:none !important}
.is-hidden{display:none !important}

/* ---------- 2. 变量 ---------- */
:root{
  --c-deep:#05121F;
  --c-navy:#0B2A47;
  --c-ocean:#1287E0;
  --c-ocean-soft:#6FC6FA;
  --c-coral:#FF6A3D;
  --c-amber:#FFA46B;
  --c-lime:#B6FF3C;
  --c-paper:#F2E6D2;
  --c-paper-dim:#C8BCA9;
  --c-text:#EAF4FB;
  --c-muted:#9FB6C9;
  --c-mint:#2FD69B;
  --c-ink:#0C1B28;

  --grad-heat:linear-gradient(118deg,#1287E0 0%,#6FC6FA 36%,#FFA46B 70%,#FF6A3D 100%);
  --grad-card:linear-gradient(150deg,rgba(11,42,71,.92),rgba(5,18,31,.96));
  --grad-paper:linear-gradient(150deg,#F8EFDF 0%,#F2E6D2 46%,#E7D8BE 100%);

  --font-head:"Noto Sans SC","Source Han Sans SC","PingFang SC","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",sans-serif;
  --font-body:"Noto Sans SC","Source Han Sans SC","PingFang SC","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",sans-serif;
  --font-mono:ui-monospace,SFMono-Regular,Menlo,Consolas,"Liberation Mono","Courier New",monospace;

  --r-pill:999px;
  --r-lg:24px;
  --r-md:18px;
  --r-sm:12px;

  --shadow-float:0 16px 38px rgba(2,8,16,.55);
  --glow-ocean:0 0 22px rgba(18,135,224,.32);
  --glow-coral:0 0 24px rgba(255,106,61,.30);
  --glow-lime:0 0 20px rgba(182,255,60,.28);

  --edge:clamp(18px,4vw,48px);
  --header-h:66px;

  color-scheme:dark;
}

/* ---------- 3. 基底与中文排版 ---------- */
body{
  background-color:var(--c-deep);
  background-image:
    radial-gradient(1100px 640px at 10% -12%,rgba(18,135,224,.36),transparent 62%),
    radial-gradient(940px 560px at 90% 2%,rgba(255,106,61,.28),transparent 64%),
    radial-gradient(820px 620px at 46% 112%,rgba(11,42,71,.9),transparent 72%);
  color:var(--c-text);
  font-family:var(--font-body);
  font-size:16.5px;
  line-height:1.75;
  letter-spacing:.01em;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
body::after{
  content:"";position:fixed;inset:0;z-index:9;pointer-events:none;opacity:.05;
  background-image:repeating-linear-gradient(112deg,rgba(255,255,255,.75) 0 1px,transparent 1px 4px);
  mix-blend-mode:overlay;
}
h1,h2,h3,h4{font-family:var(--font-head);font-weight:800;line-height:1.14;letter-spacing:-.01em}
h1{font-size:clamp(38px,7vw,96px)}
h2{font-size:clamp(28px,4.2vw,44px)}
h3{font-size:clamp(20px,2.4vw,24px)}
p{max-width:44em}
a{color:var(--c-ocean-soft);text-decoration:none}
a:hover{color:#fff}
.mono,.index-label,.brand__tag,.nav-toggle__text,.rail-link,.footer-tagline,.footer-stamp,.footer-col__title,.footer-legal,.stat__value,.stat__label,.tag,.chip__count,.breadcrumbs{font-family:var(--font-mono);letter-spacing:.08em}

#main-content{scroll-margin-top:110px;outline:none}

/* ---------- 4. 通用容器与网格 ---------- */
.container{width:min(1240px,100%);margin-inline:auto;padding-inline:var(--edge)}
.container--wide{width:min(1460px,100%)}
.section{padding-block:clamp(64px,9vw,120px)}
.section--tight{padding-block:clamp(40px,6vw,76px)}
.grid{display:grid;gap:clamp(18px,2.6vw,32px)}
.grid--2{grid-template-columns:repeat(2,minmax(0,1fr))}
.grid--3{grid-template-columns:repeat(3,minmax(0,1fr))}
.grid--4{grid-template-columns:repeat(4,minmax(0,1fr))}
@media (max-width:980px){
  .grid--3,.grid--4{grid-template-columns:repeat(2,minmax(0,1fr))}
}
@media (max-width:640px){
  .grid--2,.grid--3,.grid--4{grid-template-columns:1fr}
}
.divider{height:1px;border:0;margin:0;background:linear-gradient(90deg,transparent,rgba(111,198,250,.42),transparent)}

/* ---------- 5. 章节标题组 ---------- */
.section-head{display:grid;gap:14px;max-width:52em}
.index-label{
  display:inline-flex;align-items:center;gap:10px;
  font-size:12.5px;letter-spacing:.22em;text-transform:uppercase;color:var(--c-coral);
}
.index-label::before{content:"";width:26px;height:2px;background:currentColor;flex:none}
.section-title{margin:0;transform:skewX(-2.6deg);transform-origin:left bottom}
.section-note{margin:0;color:var(--c-muted);font-size:16px;max-width:40em}
.lede{font-size:clamp(17px,1.8vw,20px);line-height:1.8;color:#CFE2F0;max-width:36em}

/* ---------- 6. 按钮与标签 ---------- */
.btn{
  display:inline-flex;align-items:center;gap:10px;
  padding:13px 24px;border-radius:var(--r-pill);
  font-size:15.5px;font-weight:700;line-height:1.2;
  border:1px solid transparent;cursor:pointer;
  transition:transform .22s ease,box-shadow .22s ease,background-color .22s ease,color .22s ease;
}
.btn:hover{transform:translateY(-3px);color:#fff}
.btn--primary{background:linear-gradient(118deg,var(--c-coral),var(--c-amber));color:#1B0A02;box-shadow:var(--glow-coral)}
.btn--primary:hover{color:#1B0A02;box-shadow:0 16px 34px rgba(255,106,61,.36)}
.btn--ghost{background:rgba(18,135,224,.12);border-color:rgba(111,198,250,.42);color:var(--c-text)}
.btn--ghost:hover{background:rgba(18,135,224,.26);box-shadow:var(--glow-ocean)}
.btn--paper{background:var(--c-paper);color:var(--c-ink)}

.tag{
  display:inline-flex;align-items:center;gap:6px;
  padding:5px 11px;border-radius:var(--r-pill);
  font-size:11.5px;letter-spacing:.1em;
  background:rgba(18,135,224,.16);color:var(--c-ocean-soft);
  border:1px solid rgba(111,198,250,.3);
}
.tag--coral{background:rgba(255,106,61,.18);color:var(--c-amber);border-color:rgba(255,106,61,.42)}
.tag--mint{background:rgba(47,214,155,.14);color:var(--c-mint);border-color:rgba(47,214,155,.4)}

/* ---------- 7. 数据卡与指标 ---------- */
.data-card{
  position:relative;padding:22px;border-radius:var(--r-md);
  background:var(--grad-card);
  border:1px solid rgba(111,198,250,.22);
  box-shadow:var(--shadow-float);
  overflow:hidden;
  transition:transform .28s ease,box-shadow .28s ease,border-color .28s ease;
}
.data-card::before{
  content:"";position:absolute;inset:0;pointer-events:none;
  background:repeating-linear-gradient(104deg,rgba(111,198,250,.06) 0 1px,transparent 1px 14px);
}
.data-card:hover{transform:translateY(-6px);border-color:rgba(111,198,250,.5);box-shadow:var(--shadow-float),var(--glow-ocean)}
.data-card--hot{border-color:rgba(255,106,61,.48);box-shadow:var(--shadow-float),var(--glow-coral)}
.data-card--hit{border-color:rgba(182,255,60,.6);box-shadow:var(--shadow-float),var(--glow-lime)}
.stat{display:grid;gap:6px}
.stat__value{font-size:clamp(28px,3.6vw,46px);font-weight:700;line-height:1;color:#fff}
.stat--coral .stat__value{color:var(--c-coral)}
.stat--mint .stat__value{color:var(--c-mint)}
.stat__label{font-size:12px;letter-spacing:.14em;color:var(--c-muted)}

/* ---------- 8. 图片 / 视觉占位容器 ---------- */
.media-frame{
  position:relative;isolation:isolate;overflow:hidden;
  border-radius:var(--r-lg);
  background:linear-gradient(142deg,#0B2A47 0%,#05121F 58%,#08203A 100%);
  aspect-ratio:16/10;
  border:1px solid rgba(111,198,250,.18);
}
.media-frame::before{
  content:"";position:absolute;inset:-24%;z-index:0;
  background:repeating-linear-gradient(106deg,rgba(111,198,250,.12) 0 2px,transparent 2px 18px);
  opacity:.72;
}
.media-frame::after{
  content:"";position:absolute;left:0;right:0;bottom:0;height:56%;z-index:1;
  background:linear-gradient(0deg,rgba(5,18,31,.92),rgba(5,18,31,0));
}
.media-frame__img{position:relative;z-index:1;width:100%;height:100%;object-fit:cover}
.media-frame__caption{
  position:absolute;left:16px;right:16px;bottom:13px;z-index:2;margin:0;
  font-family:var(--font-mono);font-size:12px;letter-spacing:.1em;color:var(--c-paper);
}
.media-frame--wide{aspect-ratio:21/9}
.media-frame--tall{aspect-ratio:4/5}
.media-frame--square{aspect-ratio:1/1}

/* ---------- 9. 正文与面包屑 ---------- */
.prose{max-width:40em;font-size:16.5px;line-height:1.85;color:#D6E6F3}
.prose h2{margin:2em 0 .6em;font-size:clamp(24px,3vw,32px)}
.prose h3{margin:1.6em 0 .5em;font-size:20px;color:#fff}
.prose p{margin:0 0 1.15em}
.prose ul{list-style:disc;padding-left:1.35em;margin:0 0 1.2em}
.prose ol{list-style:decimal;padding-left:1.35em;margin:0 0 1.2em}
.prose li{margin:.35em 0}
.prose strong{color:#fff}
.prose a{border-bottom:1px solid rgba(111,198,250,.5)}
.prose blockquote{
  margin:1.4em 0;padding:14px 20px;border-left:3px solid var(--c-coral);
  background:rgba(11,42,71,.5);border-radius:0 var(--r-sm) var(--r-sm) 0;color:#CFE2F0;
}
.breadcrumbs{font-size:12px;letter-spacing:.08em}
.breadcrumbs__list{display:flex;flex-wrap:wrap;align-items:center;gap:9px}
.breadcrumbs__item{display:inline-flex;align-items:center;gap:9px;color:var(--c-muted)}
.breadcrumbs__item:not(:last-child)::after{content:"/";color:rgba(159,182,201,.5)}
.breadcrumbs__link{color:var(--c-ocean-soft)}
.breadcrumbs__item[aria-current="page"]{color:var(--c-paper)}

/* ---------- 10. 筛选协议 ---------- */
.filter-bar{display:flex;flex-wrap:wrap;align-items:center;gap:10px}
.filter-bar__label{font-family:var(--font-mono);font-size:12px;letter-spacing:.18em;color:var(--c-muted);margin-right:4px}
.chip{
  display:inline-flex;align-items:center;gap:8px;
  padding:9px 16px;border-radius:var(--r-pill);
  border:1px solid rgba(111,198,250,.28);
  background:rgba(11,42,71,.55);
  color:var(--c-muted);font-size:14px;font-weight:600;
  transition:color .2s ease,border-color .2s ease,box-shadow .2s ease,background-color .2s ease,transform .2s ease;
}
.chip:hover{color:#fff;border-color:rgba(111,198,250,.62);transform:translateY(-2px)}
.chip.is-hit,.chip[aria-pressed="true"]{
  color:#fff;border-color:var(--c-lime);
  background:rgba(11,42,71,.85);
  box-shadow:0 0 0 1px rgba(182,255,60,.28),var(--glow-lime);
}
.chip__count{font-size:11px;opacity:.75}
.filter-status{font-family:var(--font-mono);font-size:12px;letter-spacing:.1em;color:var(--c-mint);min-height:1.4em}

/* ---------- 11. 进入视口显现 ---------- */
html.js [data-reveal]{
  opacity:0;
  transform:translate3d(0,26px,0) rotate(-.5deg);
  transition:opacity .42s ease,transform .5s cubic-bezier(.2,.85,.3,1.08);
}
html.js [data-reveal].is-revealed{opacity:1;transform:none}

/* ---------- 12. 跳转链接与焦点 ---------- */
.skip-link{
  position:fixed;left:16px;top:-72px;z-index:120;
  padding:12px 20px;border-radius:0 0 14px 14px;
  background:var(--c-lime);color:#06121C;font-weight:700;
  transition:top .22s ease;
}
.skip-link:focus{top:0;color:#06121C}
a:focus-visible,button:focus-visible,[tabindex]:focus-visible{
  outline:2px solid var(--c-lime);outline-offset:3px;border-radius:var(--r-sm);
}

/* ---------- 13. 头部：悬浮胶囊浮岛 ---------- */
.site-header{
  position:sticky;top:0;z-index:60;
  padding:14px var(--edge) 0;
  pointer-events:none;
}
.site-header > *{pointer-events:auto}
.scroll-progress{
  position:fixed;left:0;top:0;z-index:120;height:3px;width:100%;
  transform:scaleX(0);transform-origin:0 50%;
  background:linear-gradient(90deg,var(--c-ocean),var(--c-ocean-soft),var(--c-amber),var(--c-coral));
  pointer-events:none;
}
.header-island{
  position:relative;
  width:min(1360px,100%);margin-inline:auto;
  display:flex;align-items:center;gap:14px;
  padding:9px 12px 9px 16px;
  border-radius:var(--r-pill);
  background:linear-gradient(120deg,rgba(11,42,71,.82),rgba(5,18,31,.9));
  border:1px solid rgba(111,198,250,.26);
  box-shadow:var(--shadow-float),inset 0 1px 0 rgba(255,255,255,.06);
  backdrop-filter:blur(14px);
  transition:padding .3s ease,background .3s ease,box-shadow .3s ease;
}
.site-header[data-condensed] .header-island{
  padding-block:5px;
  background:linear-gradient(120deg,rgba(4,14,25,.96),rgba(7,26,44,.94));
  box-shadow:0 12px 28px rgba(2,8,16,.62);
}
.site-header[data-condensed] .brand__tag{display:none}
.site-header[data-condensed] .brand__mark{width:32px;height:32px;font-size:12px}

.brand{display:flex;align-items:center;gap:11px;flex:none;color:var(--c-text);padding:4px 6px;border-radius:var(--r-sm)}
.brand:hover{color:#fff}
.brand__mark{
  display:grid;place-items:center;flex:none;
  width:38px;height:38px;border-radius:12px;
  background:var(--grad-heat);color:#04121F;
  font-family:var(--font-mono);font-weight:700;font-size:14px;letter-spacing:.04em;
  transform:skewX(-7deg);
  transition:width .3s ease,height .3s ease;
}
.brand__text{display:flex;flex-direction:column;line-height:1.15}
.brand__name{font-weight:800;font-size:17px;letter-spacing:.02em}
.brand__tag{font-size:11px;color:var(--c-muted);letter-spacing:.06em}

.nav{margin-inline:auto}
.nav__list{display:flex;align-items:center;gap:2px}
.nav__item{display:block}
.nav__link{
  position:relative;display:inline-flex;align-items:center;
  padding:9px 14px;border-radius:var(--r-pill);
  color:var(--c-muted);font-size:15px;font-weight:600;white-space:nowrap;
  transition:color .22s ease,background-color .22s ease,box-shadow .22s ease;
}
.nav__link:hover{color:#fff;background:rgba(18,135,224,.2)}
.nav__link[aria-current="page"]{
  color:#fff;
  background:linear-gradient(120deg,rgba(18,135,224,.55),rgba(255,106,61,.5));
  box-shadow:inset 0 0 0 1px rgba(255,164,107,.5),0 8px 20px rgba(255,106,61,.22);
}
.nav__link[aria-current="page"]::after{
  content:"";position:absolute;left:50%;bottom:3px;
  width:5px;height:5px;margin-left:-2.5px;border-radius:50%;background:var(--c-lime);
}

.header-tools{display:flex;align-items:center;gap:8px;flex:none}
.tool-link{
  padding:9px 15px;border-radius:var(--r-pill);
  font-size:13.5px;font-weight:700;white-space:nowrap;
  border:1px solid rgba(111,198,250,.32);
  background:rgba(5,18,31,.55);color:var(--c-text);
  transition:background-color .22s ease,color .22s ease,border-color .22s ease,transform .22s ease;
}
.tool-link:hover{color:#fff;border-color:rgba(111,198,250,.7);background:rgba(18,135,224,.24);transform:translateY(-2px)}
.tool-link--accent{border-color:transparent;background:linear-gradient(118deg,var(--c-coral),var(--c-amber));color:#1B0A02;box-shadow:var(--glow-coral)}
.tool-link--accent:hover{color:#1B0A02;background:linear-gradient(118deg,var(--c-amber),var(--c-coral))}

.nav-toggle{
  display:none;align-items:center;gap:9px;
  padding:9px 15px;border-radius:var(--r-pill);
  border:1px solid rgba(111,198,250,.35);
  background:rgba(5,18,31,.6);color:var(--c-text);
  font-size:12px;letter-spacing:.12em;
}
.nav-toggle__bars{display:grid;gap:5px}
.nav-toggle__bars span{display:block;width:18px;height:2px;border-radius:2px;background:currentColor;transition:transform .24s ease}
.nav-toggle[aria-expanded="true"] .nav-toggle__bars span:first-child{transform:translateY(3.5px) rotate(45deg)}
.nav-toggle[aria-expanded="true"] .nav-toggle__bars span:last-child{transform:translateY(-3.5px) rotate(-45deg)}

/* 右侧竖排快捷栏 */
.header-rail{
  position:fixed;right:16px;top:50%;z-index:55;
  transform:translateY(-50%);
  display:flex;flex-direction:column;align-items:center;gap:8px;
  padding:12px 7px;border-radius:var(--r-pill);
  background:rgba(5,18,31,.74);
  border:1px solid rgba(111,198,250,.22);
  box-shadow:var(--shadow-float);
  backdrop-filter:blur(10px);
}
.header-rail__label{writing-mode:vertical-rl;font-size:10px;letter-spacing:.28em;color:rgba(159,182,201,.8)}
.rail-link{
  writing-mode:vertical-rl;font-size:12px;letter-spacing:.14em;
  padding:9px 8px;border-radius:var(--r-pill);
  color:var(--c-muted);border:1px solid transparent;
  transition:color .2s ease,background-color .2s ease,border-color .2s ease;
}
.rail-link:hover{color:#fff;background:rgba(18,135,224,.3);border-color:rgba(111,198,250,.55)}
@media (max-width:1180px){.header-rail{display:none}}

/* ---------- 14. 头部：平板与手机 ---------- */
@media (max-width:1080px){
  .nav__link{padding:8px 11px;font-size:14px}
  .brand__tag{display:none}
}
@media (max-width:960px){
  :root{--header-h:60px}
  .nav-toggle{display:inline-flex}
  .nav{
    position:absolute;top:calc(100% + 12px);left:0;right:0;margin:0;
    display:flex;flex-direction:column;
    padding:14px;border-radius:var(--r-lg);
    background:linear-gradient(160deg,rgba(11,42,71,.98),rgba(5,18,31,.99));
    border:1px solid rgba(111,198,250,.3);
    box-shadow:0 28px 60px rgba(2,8,16,.7);
    opacity:0;visibility:hidden;transform:translateY(-10px) scale(.985);
    transition:opacity .26s ease,transform .26s ease,visibility .26s;
  }
  .nav[data-open]{opacity:1;visibility:visible;transform:none}
  .nav__list{flex-direction:column;align-items:stretch;gap:4px}
  .nav__link{justify-content:flex-start;padding:13px 16px;border-radius:16px;font-size:16px}
  .nav__link[aria-current="page"]::after{left:auto;right:16px;bottom:auto;top:50%;margin:-2.5px 0 0}
  .site-header{padding-top:10px}
}
@media (max-width:640px){
  .tool-link--ghost{display:none}
  .header-island{gap:10px;padding:8px 10px}
  .brand__name{font-size:15.5px}
  .brand__mark{width:34px;height:34px}
  .nav-toggle__text{display:none}
}

/* ---------- 15. 页脚：暖纸色结束牌 ---------- */
.site-footer{
  position:relative;z-index:10;
  margin-top:clamp(72px,10vw,140px);
  padding-top:clamp(40px,6vw,80px);
  background:linear-gradient(180deg,rgba(5,18,31,0) 0%,rgba(5,18,31,.92) 46%,var(--c-deep) 100%);
}
.footer-glow{
  position:absolute;left:50%;top:clamp(24px,4vw,56px);
  width:min(1080px,86%);height:2px;transform:translateX(-50%);
  background:linear-gradient(90deg,transparent,var(--c-ocean),var(--c-coral),transparent);
  opacity:.9;
}
.footer-paper{
  position:relative;
  background-color:var(--c-paper);
  background-image:
    repeating-linear-gradient(90deg,rgba(12,27,40,.022) 0 1px,transparent 1px 5px),
    repeating-linear-gradient(0deg,rgba(12,27,40,.018) 0 1px,transparent 1px 6px),
    var(--grad-paper);
  color:var(--c-ink);
  clip-path:polygon(0 30px,100% 0,100% 100%,0 100%);
  padding:clamp(52px,7vw,92px) 0 clamp(30px,4vw,44px);
}
.footer-inner{width:min(1240px,100%);margin-inline:auto;padding-inline:var(--edge)}
.footer-grid{
  display:grid;grid-template-columns:minmax(0,1.1fr) minmax(0,2fr);
  gap:clamp(28px,4vw,60px);align-items:start;
}
.footer-brand-col{display:grid;gap:12px;align-content:start}
.footer-brand{
  margin:0;font-family:var(--font-head);font-weight:800;
  font-size:clamp(26px,3.4vw,40px);line-height:1.1;
  color:var(--c-ink);transform:skewX(-3.4deg);transform-origin:left bottom;
}
.footer-tagline{margin:0;font-size:12.5px;letter-spacing:.14em;color:#4C6274}
.footer-stamp{
  justify-self:start;margin:4px 0 0;
  display:inline-flex;align-items:center;gap:7px;
  padding:6px 13px;border-radius:9px;
  background:var(--c-coral);color:#1B0A02;
  font-size:11px;letter-spacing:.14em;transform:rotate(-2deg);
}
.footer-cols{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:clamp(20px,3vw,38px)}
.footer-col{display:grid;gap:14px;align-content:start}
.footer-col__title{
  margin:0;font-size:12px;letter-spacing:.18em;color:#7E6A50;
  display:flex;align-items:center;gap:8px;
}
.footer-col__title::before{content:"";width:9px;height:9px;flex:none;background:var(--c-coral);transform:skewX(-14deg)}
.footer-list{display:grid;gap:10px}
.footer-link{
  color:#12324B;font-size:15px;border-bottom:1px solid transparent;
  transition:color .2s ease,border-color .2s ease;
}
.footer-link:hover{color:#B23A16;border-bottom-color:currentColor}
.footer-contact{
  margin-top:clamp(30px,4vw,52px);padding-top:22px;
  border-top:1px dashed rgba(12,27,40,.3);
  display:grid;gap:9px;
}
.footer-contact__line{margin:0;font-size:14.5px;color:#27475E;max-width:none}
.footer-contact__key{
  display:inline-block;margin-right:8px;
  font-family:var(--font-mono);font-size:11.5px;letter-spacing:.12em;
  color:#7E6A50;
}
.footer-contact__sep{margin:0 10px;color:rgba(12,27,40,.35)}
.footer-contact__note{margin:0;font-size:13.5px;color:#54687A;max-width:56em}
.footer-legal{
  margin-top:24px;display:flex;flex-wrap:wrap;gap:10px 22px;
  align-items:center;justify-content:space-between;
  font-size:12px;letter-spacing:.08em;color:#5D7080;
}
.footer-icp{white-space:nowrap}
.footer-closing{color:#41596C}
@media (max-width:860px){
  .footer-grid{grid-template-columns:1fr}
  .footer-cols{grid-template-columns:repeat(2,minmax(0,1fr))}
}
@media (max-width:520px){
  .footer-cols{grid-template-columns:1fr}
  .footer-paper{clip-path:polygon(0 18px,100% 0,100% 100%,0 100%)}
  .footer-contact__sep{display:block;margin:4px 0;color:transparent;height:0}
}

/* ---------- 16. 无障碍与动效收敛 ---------- */
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  *,*::before,*::after{
    animation-duration:.001ms !important;
    animation-iteration-count:1 !important;
    transition-duration:.001ms !important;
  }
  html.js [data-reveal]{opacity:1 !important;transform:none !important}
  .data-card:hover,.chip:hover,.btn:hover,.tool-link:hover{transform:none}
}