:root{
  --ink-900:#0A1628;
  --ink-800:#10233B;
  --ink-700:#1B3554;
  --cyan-400:#2DE2E6;
  --cyan-200:#9BF6F7;
  --orange-500:#FF7A3D;
  --orange-200:#FFC7A8;
  --mist-100:#E6EEF7;
  --slate-300:#A9BCD0;
  --paper:#F4F7FB;
  --hairline:#1B3554;
  --muted:#A9BCD0;
  --text:#E6EEF7;
  --surface:#10233B;
  --accent:#2DE2E6;
  --rail-w:112px;
  --maxw:1180px;
  --font-display:"Archivo Narrow","HarmonyOS Sans SC","Noto Sans SC","Source Han Sans SC",system-ui,-apple-system,"Segoe UI",sans-serif;
  --font-body:"Noto Sans SC","Source Han Sans SC","HarmonyOS Sans SC",system-ui,-apple-system,"Segoe UI",sans-serif;
  --font-mono:"JetBrains Mono","Roboto Mono",ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;
}

*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  background:var(--ink-900);
  color:var(--mist-100);
  font-family:var(--font-body);
  font-size:16px;
  font-weight:400;
  line-height:1.85;
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
}
h1,h2,h3,h4,h5{margin:0;font-family:var(--font-display);font-weight:800;line-height:1.12;letter-spacing:-.02em}
p{margin:0}
a{color:inherit;text-decoration:none}
ul,ol{margin:0;padding:0;list-style:none}
img,svg{display:block;max-width:100%}
button{font:inherit;color:inherit;background:none;border:0;padding:0;cursor:pointer}
:focus-visible{outline:2px solid var(--cyan-400);outline-offset:3px;border-radius:2px}
::selection{background:var(--cyan-400);color:var(--ink-900)}

/* ---------- 排版工具 ---------- */
.mono,.eyebrow,.rail__idx,.rail__meta,.footer__k,.footer__coltitle,.index-row__num,.index-row__meta,.timeline__year,.dossier__tag,.chip,.media__caption,.breadcrumb{
  font-family:var(--font-mono);
  font-variant-numeric:tabular-nums;
}
.eyebrow{
  display:inline-flex;align-items:center;gap:10px;
  font-size:11.5px;letter-spacing:.22em;text-transform:uppercase;
  color:var(--accent);line-height:1.4;
}
.eyebrow::before{content:"";width:24px;height:1px;background:currentColor;flex:none}
.display{font-size:clamp(2.6rem,6.4vw,5.2rem);line-height:.96;letter-spacing:-.035em;font-weight:800}
.page-title{font-size:clamp(2rem,4.4vw,3.4rem);line-height:1.04;letter-spacing:-.03em}
.section-title{font-size:clamp(1.3rem,2.2vw,1.9rem);line-height:1.2;letter-spacing:-.02em}
.lede{font-size:clamp(1rem,1.25vw,1.15rem);line-height:1.85;color:var(--muted);max-width:34em}
.note{font-size:13px;line-height:1.75;color:var(--muted);max-width:36em}
.link{color:var(--accent);text-decoration:underline;text-decoration-thickness:1px;text-underline-offset:3px}
.link:hover{text-decoration-thickness:2px}

/* ---------- 布局容器 ---------- */
.wrap{width:100%;max-width:var(--maxw);margin-inline:auto;padding-inline:clamp(18px,4vw,44px)}
.section{padding-block:clamp(44px,7vw,92px)}
.section--panel{background:var(--ink-800);color:var(--text)}
.section--paper{
  --hairline:#D3DEEA;
  --muted:#5A7085;
  --text:#0A1628;
  --surface:#FFFFFF;
  --accent:#0B7F92;
  background:var(--paper);
  color:var(--text);
}
.rule{height:1px;border:0;margin:0;background:var(--hairline)}
.grid{display:grid;gap:clamp(16px,2.2vw,26px)}
.grid--split{display:grid;gap:clamp(20px,3vw,40px);grid-template-columns:minmax(0,1fr)}
.stack{display:flex;flex-direction:column;gap:var(--gap,24px)}
.cluster{display:flex;flex-wrap:wrap;align-items:center;gap:10px}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:10px;
  padding:13px 22px;border-radius:4px;border:1px solid transparent;
  font-family:var(--font-display);font-weight:700;font-size:15px;line-height:1.3;letter-spacing:.02em;
  transition:transform .18s ease,background-color .18s ease,color .18s ease,border-color .18s ease;
}
.btn--primary{background:var(--orange-500);color:#0A1628}
.btn--primary:hover{background:var(--orange-200);transform:translateY(-1px)}
.btn--ghost{border-color:var(--hairline);color:var(--text);background:rgba(230,238,247,.03)}
.btn--ghost:hover{border-color:var(--cyan-400);color:var(--accent)}
.btn--quiet{padding-inline:0;color:var(--accent);background:transparent}
.btn--quiet:hover{color:var(--cyan-200)}
.section--paper .btn--quiet:hover{color:#0A1628}

/* ---------- 面包屑 ---------- */
.breadcrumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:11.5px;letter-spacing:.1em;text-transform:uppercase;color:var(--muted);line-height:1.6}
.breadcrumb a{color:var(--muted)}
.breadcrumb a:hover{color:var(--accent)}
.breadcrumb__sep{color:var(--hairline);font-size:10px}

/* ---------- 档案卡 ---------- */
.dossier{
  position:relative;
  background:var(--surface);
  border:1px solid var(--hairline);
  border-radius:6px;
  padding:clamp(18px,2.4vw,26px);
  box-shadow:0 1px 0 rgba(230,238,247,.04),0 20px 44px -34px rgba(0,0,0,.95);
}
.dossier__tag{display:block;font-size:10.5px;letter-spacing:.18em;text-transform:uppercase;color:var(--accent);padding-bottom:12px;border-bottom:1px solid var(--hairline);margin-bottom:14px}
.dossier__title{font-family:var(--font-display);font-weight:800;font-size:clamp(1.05rem,1.9vw,1.3rem);line-height:1.35;color:var(--text)}
.dossier__meta{display:flex;flex-wrap:wrap;gap:6px 16px;margin-top:16px;padding-top:12px;border-top:1px solid var(--hairline);font-family:var(--font-mono);font-size:11.5px;letter-spacing:.04em;color:var(--muted)}

.panel{background:var(--surface);border:1px solid var(--hairline);border-radius:6px;padding:clamp(16px,2.2vw,24px)}
.panel__head{display:flex;flex-wrap:wrap;align-items:baseline;justify-content:space-between;gap:10px;padding-bottom:12px;border-bottom:1px solid var(--hairline);margin-bottom:16px}
.panel__title{font-family:var(--font-display);font-weight:800;font-size:1.02rem;letter-spacing:-.01em}

/* ---------- 索引行 ---------- */
.index-row{
  display:grid;grid-template-columns:auto minmax(0,1fr) auto;gap:14px;align-items:baseline;
  padding:12px 0;border-bottom:1px solid var(--hairline);color:var(--text);
  transition:color .18s ease,border-color .18s ease;
}
.index-row__num{font-size:11.5px;letter-spacing:.08em;color:var(--accent)}
.index-row__label{font-size:15.5px;line-height:1.6}
.index-row__meta{font-size:11.5px;letter-spacing:.06em;color:var(--muted);white-space:nowrap}
.index-row:hover{border-color:var(--cyan-400)}
.index-row:hover .index-row__label{color:var(--accent)}

/* ---------- 时间轴 ---------- */
.timeline{display:grid;gap:0;border-left:1px solid var(--hairline);padding-left:22px}
.timeline__item{position:relative;padding-bottom:22px}
.timeline__item::before{
  content:"";position:absolute;left:-27px;top:8px;width:9px;height:9px;border-radius:50%;
  background:var(--surface);border:1px solid var(--accent);
}
.timeline__year{display:block;font-size:11.5px;letter-spacing:.16em;color:var(--accent)}
.timeline__body{font-size:14.5px;line-height:1.8;color:var(--muted)}

/* ---------- 标签与筛选 ---------- */
.tag{
  display:inline-block;padding-top:6px;border-top:2px solid var(--cyan-400);
  font-family:var(--font-mono);font-size:11px;letter-spacing:.16em;text-transform:uppercase;
  color:var(--accent);line-height:1.5;
}
.chip{
  display:inline-flex;align-items:center;gap:6px;
  padding:6px 13px;border:1px solid var(--hairline);border-radius:999px;
  background:rgba(45,226,230,.06);color:var(--text);
  font-size:12px;letter-spacing:.06em;cursor:pointer;
  transition:border-color .18s ease,color .18s ease,background-color .18s ease;
}
.chip:hover{border-color:var(--cyan-400);color:var(--accent)}
.chip[aria-pressed="true"]{border-color:var(--cyan-400);background:rgba(45,226,230,.14);color:var(--accent)}

/* ---------- 数据点 ---------- */
.stat{display:grid;gap:2px}
.stat__value{font-family:var(--font-mono);font-weight:500;font-size:clamp(1.45rem,2.8vw,2rem);line-height:1.2;color:var(--accent)}
.stat__label{font-size:12.5px;line-height:1.6;color:var(--muted)}

/* ---------- 图片容器 ---------- */
.media{
  position:relative;display:block;overflow:hidden;
  border:1px solid var(--hairline);border-radius:6px;
  background-color:var(--ink-800);
  background-image:
    linear-gradient(135deg,rgba(45,226,230,.16),rgba(10,22,40,0) 48%),
    repeating-linear-gradient(0deg,rgba(169,188,208,.13) 0 1px,transparent 1px 32px),
    repeating-linear-gradient(90deg,rgba(169,188,208,.13) 0 1px,transparent 1px 32px);
}
.media::after{
  content:"";position:absolute;right:0;bottom:0;width:44%;height:44%;
  background:linear-gradient(135deg,rgba(255,122,61,0) 10%,rgba(255,122,61,.22));
  border-left:1px solid rgba(255,122,61,.34);border-top:1px solid rgba(255,122,61,.34);
  pointer-events:none;
}
.media--wide{aspect-ratio:16/9}
.media--card{aspect-ratio:4/3}
.media--tall{aspect-ratio:3/4}
.media__img,.media > img{position:relative;z-index:1;width:100%;height:100%;object-fit:cover;display:block}
.media__caption{
  position:absolute;left:0;right:0;bottom:0;z-index:2;
  padding:10px 14px;font-size:11px;letter-spacing:.08em;color:var(--mist-100);
  background:linear-gradient(180deg,rgba(10,22,40,0),rgba(10,22,40,.9));
}

/* ---------- 折叠面板 ---------- */
.fold{border-top:1px solid var(--hairline)}
.fold:last-of-type{border-bottom:1px solid var(--hairline)}
.fold__summary{
  display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:17px 0;cursor:pointer;list-style:none;
  font-family:var(--font-display);font-weight:700;font-size:clamp(1rem,1.6vw,1.12rem);
  color:var(--text);line-height:1.5;
}
.fold__summary::-webkit-details-marker{display:none}
.fold__summary::after{content:"+";font-family:var(--font-mono);font-size:18px;line-height:1;color:var(--accent)}
.fold[open] .fold__summary::after{content:"–"}
.fold__body{padding-bottom:20px;font-size:15px;line-height:1.85;color:var(--muted);max-width:38em}

/* ---------- 显现动效 ---------- */
[data-reveal]{opacity:0;transform:translateY(14px);transition:opacity .6s ease,transform .6s cubic-bezier(.22,.7,.3,1);transition-delay:var(--reveal-delay,0s)}
[data-reveal].is-visible{opacity:1;transform:none}

/* ==================== HEADER ==================== */
.site-header{
  --hairline:#1B3554;
  --muted:#A9BCD0;
  --text:#E6EEF7;
  --surface:#10233B;
  --accent:#2DE2E6;
  position:sticky;top:0;z-index:80;
}
.skip-link{
  position:fixed;top:10px;left:10px;z-index:200;
  padding:10px 16px;border-radius:4px;
  background:var(--cyan-400);color:var(--ink-900);
  font-weight:700;font-size:13px;line-height:1.4;
  transform:translateY(-180%);transition:transform .2s ease;
}
.skip-link:focus,.skip-link:focus-visible{transform:none;outline-offset:2px}

.topbar{
  display:flex;align-items:center;justify-content:space-between;gap:12px;
  height:64px;padding:0 clamp(14px,4vw,20px);
  background:var(--ink-900);
  border-bottom:1px solid var(--hairline);
  position:relative;z-index:2;
}
.topbar__brand{display:inline-flex;align-items:center;gap:10px;min-width:0}
.topbar__mark{
  display:grid;place-items:center;width:30px;height:30px;flex:none;
  border:1px solid var(--cyan-400);border-radius:3px;
  background:rgba(45,226,230,.1);color:var(--cyan-400);
  font-family:var(--font-mono);font-size:11px;letter-spacing:.04em;
}
.topbar__name{font-family:var(--font-display);font-weight:800;font-size:16px;letter-spacing:.05em;color:var(--text);white-space:nowrap}
.nav-toggle{
  display:inline-flex;align-items:center;gap:10px;flex:none;
  padding:9px 12px;border:1px solid var(--hairline);border-radius:4px;
  background:rgba(45,226,230,.07);color:var(--text);
  font-family:var(--font-mono);font-size:11.5px;letter-spacing:.16em;
  transition:background-color .2s ease,color .2s ease,border-color .2s ease;
}
.nav-toggle:hover{border-color:var(--cyan-400);color:var(--cyan-400)}
.nav-toggle__bars{position:relative;display:inline-block;width:16px;height:10px;flex:none}
.nav-toggle__bars::before,.nav-toggle__bars::after{
  content:"";position:absolute;left:0;width:100%;height:1.5px;background:currentColor;
  transition:transform .25s ease,top .25s ease;
}
.nav-toggle__bars::before{top:0}
.nav-toggle__bars::after{top:8px}
.site-header[data-open] .nav-toggle{background:var(--cyan-400);border-color:var(--cyan-400);color:var(--ink-900)}
.site-header[data-open] .nav-toggle__bars::before{top:4px;transform:rotate(45deg)}
.site-header[data-open] .nav-toggle__bars::after{top:4px;transform:rotate(-45deg)}

.nav-scrim{
  position:fixed;inset:0;z-index:95;
  background:rgba(5,12,23,.66);
  opacity:0;pointer-events:none;
  transition:opacity .32s ease;
}
.site-header[data-open] .nav-scrim{opacity:1;pointer-events:auto}

.rail{
  position:fixed;top:0;left:0;z-index:100;
  width:min(324px,86vw);max-height:100dvh;height:100%;
  display:flex;flex-direction:column;
  padding:18px 16px 20px;
  background:var(--ink-800);
  border-right:1px solid var(--hairline);
  box-shadow:26px 0 60px -30px rgba(0,0,0,.92);
  overflow-y:auto;
  scrollbar-width:thin;scrollbar-color:var(--ink-700) transparent;
  transform:translateX(-104%);visibility:hidden;
  transition:transform .34s cubic-bezier(.22,.68,.28,1),visibility 0s linear .34s;
}
.site-header[data-open] .rail{
  transform:translateX(0);visibility:visible;
  transition:transform .34s cubic-bezier(.22,.68,.28,1),visibility 0s linear 0s;
}
.rail__head{display:flex;align-items:center;justify-content:space-between;gap:12px;padding-bottom:14px;border-bottom:1px solid var(--hairline)}
.rail__brand{display:flex;align-items:center;gap:10px;min-width:0;color:var(--text)}
.rail__mark{
  display:grid;place-items:center;width:34px;height:34px;flex:none;
  border:1px solid var(--cyan-400);border-radius:3px;
  background:rgba(45,226,230,.09);color:var(--cyan-400);
  font-family:var(--font-mono);font-size:11.5px;letter-spacing:.04em;
}
.rail__brandname{font-family:var(--font-display);font-weight:800;font-size:16px;letter-spacing:.04em;line-height:1.35;white-space:nowrap}
.rail__brandnote{display:none}
.rail__close{
  display:inline-flex;align-items:center;flex:none;
  padding:7px 10px;border:1px solid var(--hairline);border-radius:4px;
  background:transparent;color:var(--muted);
  font-family:var(--font-mono);font-size:11px;letter-spacing:.14em;
  transition:border-color .18s ease,color .18s ease;
}
.rail__close:hover{border-color:var(--cyan-400);color:var(--cyan-400)}

.rail__nav{flex:1 1 auto;padding-top:8px}
.rail__list{display:flex;flex-direction:column}
.rail__item{display:block}
.rail__link{
  display:flex;align-items:center;justify-content:space-between;gap:12px;
  padding:14px 12px;
  border-bottom:1px solid var(--hairline);
  color:var(--muted);
  transition:color .18s ease,background-color .18s ease;
}
.rail__idx{font-size:10.5px;letter-spacing:.12em;opacity:.8;order:2}
.rail__label{font-family:var(--font-display);font-weight:700;font-size:15.5px;letter-spacing:.02em;line-height:1.4}
.rail__link:hover,.rail__link:focus-visible{color:var(--text);background:rgba(230,238,247,.05)}
.rail__link[aria-current="page"]{
  color:var(--cyan-400);
  background:linear-gradient(90deg,rgba(45,226,230,.16),rgba(45,226,230,0));
}
.rail__link[aria-current="page"] .rail__idx{color:var(--cyan-400);opacity:1}

.rail__actions{display:grid;gap:9px;padding-top:16px;margin-top:8px;border-top:1px solid var(--hairline)}
.rail__cta{
  display:block;text-align:center;border-radius:4px;
  padding:11px 8px;
  font-family:var(--font-display);font-weight:700;font-size:13px;line-height:1.35;letter-spacing:.02em;
  transition:background-color .18s ease,color .18s ease,border-color .18s ease,transform .18s ease;
}
.rail__cta--primary{background:var(--orange-500);color:#0A1628}
.rail__cta--primary:hover{background:var(--orange-200);transform:translateY(-1px)}
.rail__cta--ghost{border:1px solid var(--hairline);color:var(--text)}
.rail__cta--ghost:hover{border-color:var(--cyan-400);color:var(--cyan-400)}
.rail__meta{font-size:9.5px;letter-spacing:.08em;color:var(--muted);text-align:center;padding-top:14px;line-height:1.6}

.scroll-meter{
  position:fixed;left:0;right:0;top:64px;height:2px;z-index:90;
  background:var(--ink-700);pointer-events:none;
}
.scroll-meter__fill{
  display:block;height:100%;width:var(--scroll-progress,0%);
  background:linear-gradient(90deg,var(--cyan-400),var(--orange-500));
  transition:width .12s linear;
}

@media (min-width:960px){
  body{padding-left:var(--rail-w)}
  .site-header{position:static}
  .topbar{display:none}
  .nav-scrim{display:none}
  .rail{
    width:var(--rail-w);height:100vh;max-height:100vh;
    padding:0;overflow-y:auto;
    background:var(--ink-900);
    box-shadow:none;
    transform:none;visibility:visible;transition:none;
  }
  .rail__head{display:block;padding-bottom:0;border-bottom:0}
  .rail__brand{
    flex-direction:column;align-items:center;gap:9px;
    padding:22px 8px 18px;text-align:center;
    border-bottom:1px solid var(--hairline);
  }
  .rail__mark{width:40px;height:40px;font-size:12.5px}
  .rail__brandname{font-size:13px;letter-spacing:.02em;line-height:1.4;white-space:normal}
  .rail__brandnote{display:block;font-size:10px;line-height:1.55;letter-spacing:.04em;color:var(--muted);text-align:center}
  .rail__close{display:none}
  .rail__nav{flex:1 1 auto;padding:14px 0}
  .rail__link{
    flex-direction:column;align-items:center;justify-content:flex-start;gap:4px;
    padding:11px 6px;
    border-bottom:0;border-left:2px solid transparent;
    text-align:center;
  }
  .rail__idx{order:0;font-size:10px;letter-spacing:.1em;opacity:.75}
  .rail__label{font-size:12.5px;line-height:1.35;white-space:nowrap}
  .rail__link[aria-current="page"]{border-left-color:var(--cyan-400)}
  .rail__link:hover,.rail__link:focus-visible{border-left-color:var(--ink-700)}
  .rail__actions{grid-template-columns:1fr;gap:8px;padding:14px 10px 0}
  .rail__cta{font-size:11.5px;padding:9px 4px;line-height:1.35}
  .rail__meta{padding:11px 6px 14px;font-size:9.5px}
  .scroll-meter{
    left:calc(var(--rail-w) - 2px);right:auto;top:0;
    width:2px;height:100vh;
  }
  .scroll-meter__fill{
    width:100%;height:var(--scroll-progress,0%);
    background:linear-gradient(180deg,var(--cyan-400),var(--orange-500));
    transition:height .12s linear;
  }
}

/* ==================== FOOTER ==================== */
.site-footer{
  --hairline:#1B3554;
  --muted:#A9BCD0;
  --text:#E6EEF7;
  --surface:#10233B;
  --accent:#2DE2E6;
  position:relative;
  background:linear-gradient(180deg,var(--ink-800),var(--ink-900) 64%);
  border-top:1px solid var(--ink-700);
  color:var(--text);
}
.site-footer::before{
  content:"";position:absolute;left:0;right:0;top:0;height:2px;
  background:linear-gradient(90deg,var(--cyan-400),rgba(45,226,230,0) 46%,var(--orange-500));
}
.footer__grid{
  display:grid;grid-template-columns:minmax(0,1fr);gap:32px;
  padding-block:clamp(36px,5vw,66px);
}
.footer__brand{display:flex;flex-direction:column;align-items:flex-start;gap:0}
.footer__mark{
  display:inline-grid;place-items:center;width:44px;height:44px;
  border:1px solid var(--cyan-400);border-radius:4px;
  background:rgba(45,226,230,.09);color:var(--cyan-400);
  font-family:var(--font-mono);font-size:14px;letter-spacing:.04em;
}
.footer__name{font-family:var(--font-display);font-weight:800;font-size:22px;letter-spacing:.04em;margin-top:14px;line-height:1.3}
.footer__note{font-size:14px;line-height:1.8;color:var(--muted);max-width:27em;margin-top:8px}
.footer__cta{
  display:inline-flex;align-items:center;margin-top:18px;
  padding:10px 16px;border:1px solid var(--orange-500);border-radius:4px;
  background:rgba(255,122,61,.1);color:var(--orange-200);
  font-family:var(--font-display);font-weight:700;font-size:13.5px;letter-spacing:.02em;
  transition:background-color .18s ease,color .18s ease,transform .18s ease;
}
.footer__cta:hover{background:var(--orange-500);color:#0A1628;transform:translateY(-1px)}
.footer__col{min-width:0}
.footer__coltitle{
  font-size:11px;letter-spacing:.2em;text-transform:uppercase;
  color:var(--cyan-200);padding-bottom:10px;border-bottom:1px solid var(--hairline);
}
.footer__links{display:grid;gap:9px;margin-top:14px}
.footer__link{
  display:inline-block;font-size:14.5px;line-height:1.7;color:var(--muted);
  transition:color .18s ease,padding-left .18s ease;
}
.footer__link:hover{color:var(--cyan-400);padding-left:4px}
.footer__meta{
  display:grid;gap:22px;
  padding-block:26px 38px;
  border-top:1px solid var(--hairline);
}
.footer__contact{display:grid;gap:10px}
.footer__kv{display:grid;gap:2px}
.footer__k{font-size:10.5px;letter-spacing:.18em;text-transform:uppercase;color:var(--cyan-200);line-height:1.6}
.footer__v{font-size:14px;line-height:1.7;color:var(--text);word-break:break-word}
.footer__legal{display:grid;gap:10px;align-content:start;font-size:13px;line-height:1.7;color:var(--muted)}
.footer__hours{font-size:12.5px;color:var(--muted);max-width:34em}
.footer__linksbar{display:flex;flex-wrap:wrap;gap:8px 18px;padding-top:12px;border-top:1px solid var(--hairline)}
.footer__linksbar a{font-size:12.5px;color:var(--muted);transition:color .18s ease}
.footer__linksbar a:hover{color:var(--cyan-400)}

@media (min-width:760px){
  .footer__grid{grid-template-columns:minmax(0,1.4fr) repeat(3,minmax(0,1fr));gap:28px}
}
@media (min-width:860px){
  .footer__meta{grid-template-columns:minmax(0,1.15fr) minmax(0,.85fr);gap:34px}
}
@media (min-width:960px){
  .footer__grid{padding-inline:clamp(18px,4vw,44px)}
}

/* 移动抽屉打开时锁定滚动 */
@media (max-width:959.98px){
  html.nav-locked,html.nav-locked body{overflow:hidden}
}

/* 平板上两栏错位 */
@media (min-width:860px){
  .grid--split{grid-template-columns:minmax(0,1.15fr) minmax(0,.85fr)}
}

/* 无障碍与降级 */
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  *,*::before,*::after{
    animation-duration:.001ms!important;
    animation-iteration-count:1!important;
    transition-duration:.001ms!important;
  }
  [data-reveal]{opacity:1!important;transform:none!important}
}