/* ============================================================
   196体育 · 共享站点样式 /assets/site.css
   看台深墨绿 + 夜场暖白 + 跑道砖红 + 哨声黄
   ============================================================ */

/* ---------- 1. Reset ---------- */
*,*::before,*::after{box-sizing:border-box}
html,body,h1,h2,h3,h4,p,ul,ol,li,figure,blockquote,dl,dd,dt{margin:0;padding:0}
ul,ol{list-style:none}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
img,svg,video{display:block;max-width:100%;height:auto}
button,input,select,textarea{font:inherit;color:inherit}
a{color:inherit;text-decoration:none}
main{display:block}

/* ---------- 2. Tokens ---------- */
:root{
  color-scheme:dark;
  --stand-900:#0B241D;
  --stand-800:#14392E;
  --stand-700:#1B4A3C;
  --glass:#2C5448;
  --ink:#07130F;
  --paper:#F4EBDD;
  --paper-dim:#E4D6BF;
  --brick:#B44834;
  --brick-deep:#7E2F24;
  --whistle:#F0C24C;
  --slate:#8FA99B;
  --line:rgba(143,169,155,.26);
  --line-soft:rgba(143,169,155,.16);
  --line-paper:rgba(244,235,221,.16);
  --shell:1280px;
  --gutter:clamp(20px,4vw,64px);
  --radius-s:10px;
  --radius-m:16px;
  --radius-l:24px;
  --radius-capsule:999px;
  --ease:cubic-bezier(.2,.8,.2,1);
  --dur:200ms;
  --font-sans:"Noto Sans SC","Source Han Sans SC","PingFang SC","Hiragino Sans GB","Microsoft YaHei",system-ui,-apple-system,sans-serif;
  --font-mono:"IBM Plex Mono","Roboto Mono",ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;
  --shadow-float:0 18px 40px -24px rgba(0,0,0,.9);
}

/* ---------- 3. 基础排版 ---------- */
body{
  background-color:var(--stand-900);
  background-image:radial-gradient(120% 70% at 50% -20%, rgba(44,84,72,.55), rgba(11,36,29,0) 62%);
  background-repeat:no-repeat;
  color:var(--paper);
  font-family:var(--font-sans);
  font-size:17px;
  line-height:1.85;
  font-weight:400;
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
  min-height:100vh;
}
h1,h2,h3,h4{font-weight:800;line-height:1.06;letter-spacing:-.02em}
p{max-width:72ch}
strong,b{font-weight:700}
::selection{background:var(--whistle);color:var(--ink)}
:where(a,button,summary,[tabindex]):focus-visible{
  outline:2px solid var(--whistle);
  outline-offset:3px;
  border-radius:8px;
}

.shell{width:100%;max-width:var(--shell);margin-inline:auto;padding-inline:var(--gutter)}
.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}

/* 排版组件 */
.display{font-size:clamp(2.4rem,5.4vw,4.8rem);line-height:.98;letter-spacing:-.02em;font-weight:800}
.h2{font-size:clamp(1.7rem,3vw,2.9rem);line-height:1.06;letter-spacing:-.015em;font-weight:800}
.h3{font-size:clamp(1.05rem,1.5vw,1.35rem);line-height:1.32;font-weight:700;letter-spacing:-.01em}
.lede{font-size:clamp(1.02rem,1.35vw,1.15rem);line-height:1.8;color:var(--paper-dim);max-width:58ch;font-weight:400}
.eyebrow{
  display:inline-flex;align-items:center;gap:10px;
  font-family:var(--font-mono);font-size:11px;letter-spacing:.2em;
  text-transform:uppercase;color:var(--whistle);line-height:1;
}
.eyebrow::before{content:"";width:22px;height:2px;background:currentColor;flex:none}
.mono{font-family:var(--font-mono);font-size:12px;letter-spacing:.08em;font-variant-numeric:tabular-nums}
.index-no{
  display:inline-block;font-family:var(--font-mono);font-size:11px;
  letter-spacing:.12em;font-variant-numeric:tabular-nums;
  color:var(--ink);background:var(--whistle);border-radius:6px;padding:2px 7px;line-height:1.5;
}

/* ---------- 4. Skip link ---------- */
.skip-link{
  position:fixed;top:10px;left:10px;z-index:300;
  display:inline-flex;align-items:center;min-height:44px;padding:0 20px;
  border-radius:var(--radius-capsule);
  background:var(--whistle);color:var(--ink);
  font-size:13px;font-weight:700;letter-spacing:.02em;
  transform:translateY(-180%);
  transition:transform var(--dur) var(--ease);
}
.skip-link:focus,.skip-link:focus-visible{transform:translateY(0)}

/* ---------- 5. 悬浮胶囊头部 ---------- */
.site-header{
  position:sticky;top:0;z-index:200;
  padding:clamp(10px,1.8vw,18px) clamp(12px,3vw,28px) 0;
  background:linear-gradient(180deg,rgba(11,36,29,.94) 0%,rgba(11,36,29,.74) 58%,rgba(11,36,29,0) 100%);
}
.header-shell{
  position:relative;
  display:flex;align-items:center;gap:clamp(10px,1.8vw,26px);
  width:100%;max-width:var(--shell);margin-inline:auto;
  padding:8px 10px 8px 14px;
  border:1px solid var(--line-paper);
  border-radius:var(--radius-capsule);
  background:linear-gradient(180deg,rgba(44,84,72,.62),rgba(20,57,46,.78));
  box-shadow:var(--shadow-float);
  -webkit-backdrop-filter:blur(16px) saturate(120%);
  backdrop-filter:blur(16px) saturate(120%);
  transition:padding var(--dur) var(--ease),background var(--dur) var(--ease),border-radius var(--dur) var(--ease);
}
.site-header[data-condensed] .header-shell{
  padding-block:4px;
  background:linear-gradient(180deg,rgba(32,68,56,.9),rgba(15,45,37,.94));
  border-color:rgba(244,235,221,.24);
}

/* 品牌岛 */
.brand{display:inline-flex;align-items:center;gap:10px;flex:none;border-radius:14px;padding:2px;transition:opacity var(--dur) var(--ease)}
.brand:hover{opacity:.9}
.brand__seats{
  display:grid;grid-template-columns:repeat(2,6px);grid-auto-rows:6px;gap:3px;
  padding:6px;border-radius:9px;
  background:rgba(240,194,76,.12);
  box-shadow:inset 0 0 0 1px rgba(240,194,76,.4);
}
.brand__seats span{display:block;background:var(--whistle);border-radius:1px;opacity:.95}
.brand__seats span:nth-child(2){opacity:.32}
.brand__seats span:nth-child(3){opacity:.55}
.brand__seats span:nth-child(4){opacity:.78}
.brand__text{display:block}
.brand__label{display:block;font-size:15px;font-weight:800;letter-spacing:.03em;line-height:1.15;color:var(--paper)}
.brand__sub{display:block;font-family:var(--font-mono);font-size:9.5px;letter-spacing:.18em;color:var(--slate);line-height:1.5}

/* 栏目导航 */
.nav{flex:1 1 auto;min-width:0}
.nav__list{display:flex;align-items:center;gap:2px;flex-wrap:wrap}
.nav__link{
  display:inline-flex;align-items:center;gap:8px;
  min-height:44px;padding:8px 13px;
  border-radius:var(--radius-capsule);
  color:rgba(244,235,221,.82);
  font-size:13.5px;font-weight:500;line-height:1.2;letter-spacing:.01em;
  transition:background var(--dur) var(--ease),color var(--dur) var(--ease),box-shadow var(--dur) var(--ease);
}
.nav__link:hover{background:rgba(244,235,221,.1);color:var(--paper)}
.nav__no{font-family:var(--font-mono);font-size:10px;letter-spacing:.08em;color:var(--slate);font-variant-numeric:tabular-nums}
.nav__link[aria-current="page"]{
  background:var(--paper);color:var(--ink);
  box-shadow:inset 0 0 0 1px rgba(7,19,15,.1);
}
.nav__link[aria-current="page"] .nav__no{color:var(--brick)}

/* 行动区 */
.header-actions{display:flex;align-items:center;gap:8px;margin-left:auto;flex:none}

/* 移动端按钮 */
.nav-toggle{
  display:none;align-items:center;gap:10px;
  min-height:44px;padding:8px 14px;margin-left:auto;
  border:1px solid rgba(244,235,221,.24);border-radius:var(--radius-capsule);
  background:rgba(11,36,29,.55);color:var(--paper);
  font-family:var(--font-mono);font-size:11px;letter-spacing:.14em;
  cursor:pointer;transition:background var(--dur) var(--ease),border-color var(--dur) var(--ease);
}
.nav-toggle:hover{background:rgba(44,84,72,.8)}
.nav-toggle__bars{display:grid;gap:4px;width:18px;flex:none}
.nav-toggle__bars span{display:block;height:2px;background:currentColor;border-radius:2px;transition:transform var(--dur) var(--ease),opacity var(--dur) var(--ease)}
.site-header[data-open] .nav-toggle__bars span:nth-child(1){transform:translateY(6px) rotate(45deg)}
.site-header[data-open] .nav-toggle__bars span:nth-child(2){opacity:0}
.site-header[data-open] .nav-toggle__bars span:nth-child(3){transform:translateY(-6px) rotate(-45deg)}

/* 进度尺 */
.scroll-rail{
  width:100%;max-width:var(--shell);margin:8px auto 0;height:2px;
  border-radius:2px;background:rgba(143,169,155,.18);overflow:hidden;
}
.scroll-rail__bar{
  display:block;height:100%;width:100%;
  transform:scaleX(0);transform-origin:0 50%;
  background:linear-gradient(90deg,var(--brick),var(--whistle));
  border-radius:2px;
}

/* ---------- 6. 页脚看台剖面 ---------- */
.site-footer{
  position:relative;margin-top:clamp(48px,8vw,96px);
  background:var(--stand-800);color:var(--paper);
  border-top:1px solid var(--line-paper);
}
.footer-stripe{
  height:4px;
  background:repeating-linear-gradient(90deg,var(--brick) 0 34px,rgba(180,72,52,.18) 34px 68px);
}
.footer-shell{width:100%;max-width:var(--shell);margin-inline:auto;padding-inline:var(--gutter)}
.footer-top{
  display:grid;grid-template-columns:minmax(250px,1.4fr) minmax(0,2.4fr);
  gap:clamp(32px,5vw,64px);
  padding-block:clamp(36px,5.5vw,68px) clamp(28px,4vw,44px);
}
.footer-brand .brand{padding:0}
.brand--footer .brand__seats{background:rgba(240,194,76,.14)}
.footer-intro{margin-top:16px;font-size:15px;line-height:1.8;color:var(--paper-dim);max-width:32ch}
.seat-map{
  height:54px;margin-top:22px;border-radius:12px;
  background-image:radial-gradient(circle,rgba(244,235,221,.55) 1.6px,transparent 1.9px);
  background-size:14px 14px;
  box-shadow:inset 0 0 0 1px rgba(244,235,221,.08);
  opacity:.45;
  -webkit-mask-image:linear-gradient(90deg,#000 0%,#000 66%,transparent 100%);
  mask-image:linear-gradient(90deg,#000 0%,#000 66%,transparent 100%);
}
.footer-cols{display:grid;grid-template-columns:repeat(3,minmax(120px,1fr));gap:clamp(18px,3vw,40px)}
.footer-col__title{
  font-family:var(--font-mono);font-size:10.5px;font-weight:500;
  letter-spacing:.2em;text-transform:uppercase;color:var(--whistle);
  margin-bottom:14px;line-height:1.4;
}
.footer-col__list{display:grid;gap:10px}
.footer-link{
  display:inline-flex;align-items:center;min-height:32px;
  font-size:14.5px;color:var(--paper-dim);
  border-bottom:1px solid transparent;
  transition:color var(--dur) var(--ease),border-color var(--dur) var(--ease);
}
.footer-link:hover{color:var(--paper);border-bottom-color:var(--whistle)}
.footer-contact{
  display:grid;grid-template-columns:repeat(2,minmax(0,1fr));
  gap:14px clamp(20px,3vw,40px);
  padding-block:26px;
  border-top:1px solid var(--line-soft);
}
.contact-item{display:flex;flex-wrap:wrap;align-items:baseline;gap:8px 12px;min-width:0}
.contact-item--wide{grid-column:1 / -1}
.contact-key{
  font-family:var(--font-mono);font-size:10px;letter-spacing:.18em;
  text-transform:uppercase;color:var(--slate);flex:none;
}
.contact-value{font-size:14.5px;color:var(--paper);word-break:break-word;font-variant-numeric:tabular-nums}
.copy-btn{
  flex:none;min-height:32px;padding:3px 12px;
  border:1px solid rgba(240,194,76,.45);border-radius:var(--radius-capsule);
  background:transparent;color:var(--whistle);
  font-family:var(--font-mono);font-size:10.5px;letter-spacing:.14em;
  cursor:pointer;transition:background var(--dur) var(--ease),color var(--dur) var(--ease);
}
.copy-btn:hover{background:rgba(240,194,76,.16)}
.copy-btn.is-done{background:var(--whistle);color:var(--ink);border-color:var(--whistle)}
.footer-note{
  grid-column:1 / -1;font-size:13px;line-height:1.75;color:var(--slate);max-width:74ch;
  padding-top:6px;border-top:1px dashed var(--line-soft);
}
.copy-status{
  grid-column:1 / -1;min-height:1.2em;
  font-family:var(--font-mono);font-size:11px;letter-spacing:.12em;color:var(--whistle);
}
.footer-legal{
  display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;
  gap:10px 28px;padding-block:18px 28px;
  border-top:1px solid var(--line-soft);
  font-size:12.5px;color:var(--slate);
}
.footer-legal__item{font-size:12.5px;color:var(--slate)}
.footer-legal__item .mono{font-size:11.5px;letter-spacing:.06em;color:var(--slate)}
.footer-legal__item--tag{font-family:var(--font-mono);font-size:10.5px;letter-spacing:.16em;text-transform:uppercase;color:rgba(143,169,155,.75)}

/* ---------- 7. 通用按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  min-height:44px;padding:0 18px;
  border:1px solid transparent;border-radius:var(--radius-capsule);
  font-size:13.5px;font-weight:500;letter-spacing:.02em;line-height:1.2;
  white-space:nowrap;cursor:pointer;
  transition:background var(--dur) var(--ease),color var(--dur) var(--ease),border-color var(--dur) var(--ease),transform var(--dur) var(--ease);
}
.btn--primary{background:var(--brick);color:var(--paper);box-shadow:0 12px 24px -16px rgba(180,72,52,.95)}
.btn--primary:hover{background:var(--brick-deep)}
.btn--primary:active{transform:translateY(1px)}
.btn--ghost{border-color:rgba(244,235,221,.32);color:var(--paper);background:transparent}
.btn--ghost:hover{background:rgba(244,235,221,.12);border-color:rgba(244,235,221,.5)}
.btn--quiet{background:transparent;color:rgba(244,235,221,.86);padding-inline:12px}
.btn--quiet:hover{color:var(--whistle)}
.btn--block{width:100%}

/* ---------- 8. 布局与面层 ---------- */
.section{padding-block:clamp(44px,6.5vw,92px)}
.section__head{
  display:flex;flex-wrap:wrap;align-items:flex-end;justify-content:space-between;
  gap:16px 28px;margin-bottom:clamp(22px,3.5vw,38px);
}
.grid{display:grid;gap:clamp(16px,2.4vw,28px)}
.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))}
.mirror{position:relative;display:grid;grid-template-columns:1fr 1fr;gap:clamp(18px,3vw,44px)}
.divider{border:0;height:1px;background:var(--line);margin-block:clamp(24px,3.6vw,48px)}

.panel{
  background:rgba(44,84,72,.32);
  border:1px solid var(--line);
  border-radius:var(--radius-l);
  padding:clamp(20px,3vw,36px);
}
.panel--paper{background:var(--paper);color:var(--ink);border-color:rgba(7,19,15,.14)}
.panel--paper .lede,.panel--paper p{color:#2A3B34}
.panel--paper a{color:var(--brick-deep);text-decoration:underline;text-underline-offset:3px}
.panel--paper .eyebrow{color:var(--brick)}
.glass{
  background:rgba(44,84,72,.4);
  border:1px solid var(--line-paper);
  border-radius:var(--radius-l);
  -webkit-backdrop-filter:blur(12px);
  backdrop-filter:blur(12px);
}
.card{
  background:rgba(20,57,46,.62);
  border:1px solid var(--line);
  border-radius:var(--radius-m);
  padding:clamp(18px,2.4vw,28px);
}
.card--link{display:block;transition:transform var(--dur) var(--ease),border-color var(--dur) var(--ease),background var(--dur) var(--ease)}
.card--link:hover{transform:translateY(-2px);border-color:rgba(240,194,76,.45);background:rgba(27,74,60,.7)}

/* ---------- 9. 图像容器基础规则 ---------- */
.media{
  position:relative;overflow:hidden;
  border:1px solid var(--line);
  border-radius:var(--radius-m);
  background:var(--stand-800);
  aspect-ratio:16 / 10;
}
.media--wide{aspect-ratio:21 / 9}
.media--tall{aspect-ratio:3 / 4}
.media__img,.media img{width:100%;height:100%;object-fit:cover;display:block}
.media__caption{
  position:absolute;inset:auto 0 0 0;
  padding:10px 14px;
  font-family:var(--font-mono);font-size:10.5px;letter-spacing:.14em;text-transform:uppercase;
  color:var(--paper);
  background:linear-gradient(180deg,rgba(7,19,15,0),rgba(7,19,15,.82));
}

/* ---------- 10. 徽章 / 面包屑 / 索引带 ---------- */
.badge{
  display:inline-flex;align-items:center;gap:6px;
  font-family:var(--font-mono);font-size:10.5px;line-height:1.6;
  letter-spacing:.14em;text-transform:uppercase;
  padding:2px 9px;border-radius:var(--radius-capsule);
  border:1px solid currentColor;
}
.badge--red{color:#E08272;background:rgba(180,72,52,.16)}
.badge--yellow{color:var(--whistle);background:rgba(240,194,76,.12)}
.badge--slate{color:var(--slate);background:rgba(143,169,155,.08)}

.crumbs{
  display:flex;flex-wrap:wrap;align-items:center;gap:8px;
  font-family:var(--font-mono);font-size:11px;letter-spacing:.12em;text-transform:uppercase;
  color:var(--slate);
}
.crumbs a{min-height:28px;display:inline-flex;align-items:center;transition:color var(--dur) var(--ease)}
.crumbs a:hover{color:var(--whistle)}
.crumbs__sep{opacity:.45;font-size:11px}

.index-rail{display:grid;border-top:1px solid var(--line)}
.index-rail__item{
  display:grid;grid-template-columns:64px minmax(0,1fr);gap:16px;align-items:baseline;
  padding:16px 12px;border-bottom:1px solid var(--line);
  transition:background var(--dur) var(--ease);
}
.index-rail__item:hover{background:rgba(44,84,72,.4)}

/* ---------- 11. 分段切换 ---------- */
.tabs{display:grid;gap:clamp(16px,2.4vw,26px)}
.tabs__list{
  display:flex;flex-wrap:wrap;gap:6px;
  padding:6px;border-radius:var(--radius-capsule);
  background:rgba(44,84,72,.36);border:1px solid var(--line);
  width:fit-content;max-width:100%;
}
.tab{
  min-height:44px;padding:8px 18px;
  border:0;border-radius:var(--radius-capsule);
  background:transparent;color:rgba(244,235,221,.82);
  font-family:var(--font-mono);font-size:11.5px;letter-spacing:.14em;text-transform:uppercase;
  cursor:pointer;transition:background var(--dur) var(--ease),color var(--dur) var(--ease);
}
.tab:hover{color:var(--paper);background:rgba(244,235,221,.1)}
.tab[aria-selected="true"]{background:var(--paper);color:var(--ink)}
.tabs__panel[hidden]{display:none}

/* ---------- 12. 表格 ---------- */
.table-wrap{overflow-x:auto;border:1px solid var(--line);border-radius:var(--radius-m);-webkit-overflow-scrolling:touch}
.table{width:100%;min-width:520px;border-collapse:collapse;font-size:15px;line-height:1.6}
.table th{
  text-align:left;padding:12px 16px;
  font-family:var(--font-mono);font-size:10.5px;font-weight:500;
  letter-spacing:.14em;text-transform:uppercase;color:var(--slate);
  background:rgba(44,84,72,.5);border-bottom:1px solid var(--line);
  white-space:nowrap;
}
.table td{padding:13px 16px;border-bottom:1px solid var(--line-soft);color:var(--paper-dim);vertical-align:top}
.table tbody tr:last-child td{border-bottom:0}
.table td .mono{color:var(--paper)}

/* ---------- 13. 折叠问答 ---------- */
.fold{border-bottom:1px solid var(--line)}
.fold__sum{
  display:flex;align-items:center;gap:12px;
  min-height:52px;padding:14px 0;
  font-size:15.5px;font-weight:600;color:var(--paper);
  cursor:pointer;list-style:none;
}
.fold__sum::-webkit-details-marker{display:none}
.fold__sum::after{
  content:"+";margin-left:auto;flex:none;
  font-family:var(--font-mono);font-size:16px;color:var(--whistle);line-height:1;
  transition:transform var(--dur) var(--ease);
}
.fold[open] > .fold__sum::after{content:"−";color:var(--brick)}
.fold__body{padding-block:0 20px;font-size:15.5px;color:var(--paper-dim)}
.fold__body p + p{margin-top:12px}

/* ---------- 14. 滚动显现 ---------- */
html.js [data-reveal]{opacity:0;transform:translateY(8px);transition:opacity .38s var(--ease),transform .38s var(--ease)}
html.js [data-reveal].is-in{opacity:1;transform:none}

/* ---------- 15. 响应式 ---------- */
@media (max-width:1200px){
  .nav__no{display:none}
  .nav__link{padding:8px 11px;font-size:13px}
  .brand__sub{display:none}
}
@media (max-width:1080px){
  .header-actions .btn--quiet{display:none}
}
@media (max-width:980px){
  .site-header{padding-top:10px}
  .header-shell{
    flex-wrap:wrap;gap:8px;
    padding:8px;border-radius:22px;
  }
  .brand{margin-right:0}
  .nav-toggle{display:inline-flex}
  .nav{
    order:3;flex:1 1 100%;width:100%;
    max-height:0;opacity:0;visibility:hidden;overflow:hidden;
    transition:max-height var(--dur) var(--ease),opacity var(--dur) var(--ease),visibility var(--dur) var(--ease);
  }
  .site-header[data-open] .nav{
    max-height:min(62vh,520px);
    opacity:1;visibility:visible;overflow-y:auto;
    padding:6px 2px 2px;
    border-top:1px solid var(--line-soft);
    margin-top:4px;
  }
  .nav__list{flex-direction:column;align-items:stretch;gap:2px}
  .nav__item{width:100%}
  .nav__link{
    width:100%;justify-content:flex-start;min-height:48px;
    padding:12px 14px;border-radius:14px;font-size:14.5px;
  }
  .nav__no{display:inline-block}
  .header-actions{
    order:4;flex:1 1 100%;display:none;
    margin-left:0;padding:10px 4px 4px;gap:10px;
    border-top:1px solid var(--line-soft);
  }
  .site-header[data-open] .header-actions{display:flex}
  .header-actions .btn{flex:1 1 0}
  .header-actions .btn--quiet{display:inline-flex}
  .footer-top{grid-template-columns:1fr;gap:clamp(28px,5vw,40px)}
  .seat-map{max-width:280px}
}
@media (max-width:760px){
  body{font-size:16.5px}
  .grid--2,.grid--3,.grid--4{grid-template-columns:1fr}
  .mirror{grid-template-columns:1fr;gap:clamp(18px,4vw,28px)}
  .footer-cols{grid-template-columns:repeat(2,minmax(0,1fr));gap:24px}
  .footer-contact{grid-template-columns:1fr}
  .footer-legal{flex-direction:column;align-items:flex-start;gap:8px}
  .section__head{align-items:flex-start}
}
@media (max-width:520px){
  .footer-cols{grid-template-columns:1fr}
  .header-actions{flex-wrap:wrap}
  .header-actions .btn{flex:1 1 100%}
  .tabs__list{width:100%}
  .tab{flex:1 1 auto;text-align:center;padding-inline:12px}
  .footer-legal__item--tag{margin-top:2px}
}

/* ---------- 16. 降低动态效果 ---------- */
@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;transform:none}
  .card--link:hover{transform:none}
}