:root{
  --ink:#070B14;
  --ink-deep:#050810;
  --panel:#0E1A2B;
  --teal-deep:#062B2A;
  --wine:#2A0E1A;
  --orange:#FF4D2E;
  --orange-soft:#FF7A5C;
  --mint:#27D3A2;
  --amber:#F2B544;
  --text:#E8EEF5;
  --muted:#9AA8B8;
  --line:#243244;
  --line-soft:rgba(36,50,68,.62);
  --lg-a:#5E8C9E;
  --lg-b:#7D6B9E;
  --lg-c:#B08A5A;
  --rail-w:216px;
  --radius:2px;
  --ease:cubic-bezier(.2,.7,.3,1);
  --font-display:"Barlow Condensed","Oswald","Source Han Sans SC","Noto Sans SC","PingFang SC",sans-serif;
  --font-body:"Noto Sans SC","Source Han Sans SC","PingFang SC","Hiragino Sans GB",system-ui,-apple-system,"Segoe UI",sans-serif;
  --font-mono:"IBM Plex Mono","JetBrains Mono","SFMono-Regular",ui-monospace,Menlo,Consolas,monospace;
}

*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  background:var(--ink);
  color:var(--text);
  font-family:var(--font-body);
  font-size:17px;
  font-weight:400;
  line-height:1.75;
  letter-spacing:.01em;
  word-break:break-word;
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
}
img,svg,video{max-width:100%;height:auto;display:block}
h1,h2,h3,h4,h5,h6{
  margin:0 0 .5em;
  font-family:var(--font-display);
  font-weight:800;
  letter-spacing:-.02em;
  line-height:1.04;
  color:var(--text);
}
p{margin:0 0 1em}
ul,ol{margin:0 0 1em;padding-left:1.15em}
a{color:inherit;text-decoration:none}
button{font:inherit;color:inherit}
::selection{background:var(--orange);color:#150609}
:focus-visible{outline:2px solid var(--orange);outline-offset:3px}
@media (min-width:1024px){
  body{padding-left:var(--rail-w)}
}

/* ---------- 排版工具 ---------- */
.shell{
  width:100%;
  max-width:1320px;
  margin-inline:auto;
  padding-inline:clamp(18px,3.4vw,52px);
}
.section{
  padding-block:clamp(40px,6vw,86px);
  border-top:1px solid var(--line-soft);
}
.section:first-of-type{border-top:0}
.eyebrow{
  display:inline-flex;
  align-items:center;
  gap:8px;
  margin:0 0 14px;
  font-family:var(--font-mono);
  font-size:11.5px;
  letter-spacing:.16em;
  text-transform:uppercase;
  color:var(--muted);
}
.eyebrow::before{content:"";width:18px;height:1px;background:var(--orange)}
.display-xl{
  font-family:var(--font-display);
  font-weight:800;
  font-size:clamp(48px,7vw,112px);
  line-height:.92;
  letter-spacing:-.03em;
  margin:0 0 .35em;
}
.display-xl em{font-style:normal;color:var(--orange)}
.h2{font-family:var(--font-display);font-weight:800;font-size:clamp(30px,3.6vw,56px);line-height:1.02;letter-spacing:-.025em;margin:0 0 .5em}
.h3{font-family:var(--font-display);font-weight:700;font-size:clamp(21px,2vw,28px);line-height:1.15;letter-spacing:-.01em;margin:0 0 .55em}
.lede{font-size:clamp(17px,1.5vw,19.5px);line-height:1.7;color:#C4D0DD;max-width:68ch}
.mono{font-family:var(--font-mono);font-size:.86em;letter-spacing:.06em}
.hairline{height:1px;border:0;margin:clamp(24px,3vw,44px) 0;background:var(--line)}
.stack{display:flex;flex-direction:column;gap:clamp(16px,2vw,26px)}
.stack--tight{gap:10px}

/* ---------- 跳转链接 ---------- */
.skip-link{
  position:fixed;
  top:10px;
  left:10px;
  z-index:300;
  transform:translateY(-180%);
  padding:10px 20px;
  border-radius:var(--radius);
  background:var(--orange);
  color:#150609;
  font-size:14px;
  font-weight:700;
  letter-spacing:.04em;
  transition:transform .18s var(--ease);
}
.skip-link:focus{transform:translateY(0)}

/* ---------- 头部根 ---------- */
.site-header{
  position:sticky;
  top:0;
  z-index:60;
}
.site-header[data-scrolled] .header-main{
  border-bottom-color:rgba(255,77,46,.34);
  background:rgba(6,10,18,.96);
}

/* ---------- 左侧轨道 ---------- */
.rail{
  position:fixed;
  top:0;
  left:0;
  bottom:0;
  width:var(--rail-w);
  z-index:70;
  display:flex;
  flex-direction:column;
  gap:22px;
  padding:26px 18px 20px;
  overflow-y:auto;
  overscroll-behavior:contain;
  border-right:1px solid var(--line);
  background-color:#071018;
  background-image:
    repeating-linear-gradient(0deg,rgba(36,50,68,.5) 0 1px,transparent 1px 64px),
    linear-gradient(180deg,#08201F 0%,#071018 52%,#070B14 100%);
  background-repeat:no-repeat,no-repeat;
}
.rail__brand{display:block;padding-bottom:16px;border-bottom:1px solid var(--line)}
.rail__mark{
  display:block;
  font-family:var(--font-display);
  font-size:31px;
  font-weight:800;
  line-height:1;
  letter-spacing:.06em;
  color:var(--text);
}
.rail__mark::after{
  content:"";
  display:inline-block;
  width:8px;
  height:8px;
  margin-left:7px;
  background:var(--orange);
  vertical-align:2px;
}
.rail__latin{
  display:block;
  margin-top:9px;
  font-family:var(--font-mono);
  font-size:10.5px;
  letter-spacing:.28em;
  color:var(--muted);
}
.nav-close{display:none}

/* 主导航 */
.primary-nav{flex:0 0 auto}
.nav-track{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:2px}
.nav-item{margin:0}
.nav-link{
  position:relative;
  display:flex;
  align-items:baseline;
  gap:8px;
  padding:10px 8px 10px 10px;
  border-left:1px solid transparent;
  color:var(--muted);
  transition:color .18s var(--ease),background .18s var(--ease),border-color .18s var(--ease),transform .18s var(--ease);
}
.nav-link:hover{
  color:var(--text);
  background:rgba(255,77,46,.08);
  border-left-color:var(--orange-soft);
  transform:translateX(2px);
}
.nav-idx{
  flex:0 0 auto;
  font-family:var(--font-mono);
  font-size:10.5px;
  letter-spacing:.06em;
  color:#5b6b7d;
  transition:color .18s var(--ease);
}
.nav-label{font-size:13.5px;font-weight:500;line-height:1.35}
.nav-link[aria-current="page"]{
  color:var(--text);
  border-left-color:var(--orange);
  background:linear-gradient(90deg,rgba(255,77,46,.18),rgba(255,77,46,0) 88%);
}
.nav-link[aria-current="page"] .nav-idx{color:var(--orange)}
.nav-link[aria-current="page"]::after{
  content:"";
  position:absolute;
  right:3px;
  top:50%;
  width:5px;
  height:5px;
  background:var(--orange);
  transform:translateY(-50%);
}

/* 轨道工具入口 */
.rail-utility{
  list-style:none;
  margin:auto 0 0;
  padding:16px 0 0;
  border-top:1px solid var(--line);
  display:flex;
  flex-direction:column;
  gap:4px;
}
.rail-utility__item{margin:0}
.rail-utility__link{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:10px;
  padding:5px 2px;
  font-size:12.5px;
  letter-spacing:.04em;
  color:var(--muted);
  transition:color .16s var(--ease);
}
.rail-utility__link::after{
  content:"↗";
  font-family:var(--font-mono);
  font-size:11px;
  color:#3f4c5c;
  transition:color .16s var(--ease);
}
.rail-utility__link:hover{color:var(--orange-soft)}
.rail-utility__link:hover::after{color:var(--orange)}

/* 轨道状态 */
.rail__foot{
  display:flex;
  align-items:flex-start;
  gap:9px;
  padding-top:14px;
  border-top:1px solid var(--line);
}
.status-dot{
  flex:0 0 auto;
  width:7px;
  height:7px;
  margin-top:7px;
  border-radius:50%;
  background:var(--mint);
  animation:signal-pulse 2.4s ease-in-out infinite;
}
@keyframes signal-pulse{
  0%,100%{box-shadow:0 0 0 0 rgba(39,211,162,.55);opacity:1}
  50%{box-shadow:0 0 0 6px rgba(39,211,162,0);opacity:.72}
}
.rail-status{margin:0;font-size:11.5px;line-height:1.6;color:var(--muted)}
.rail-status__ver{
  display:block;
  font-family:var(--font-mono);
  font-size:11px;
  letter-spacing:.08em;
  color:var(--mint);
}

/* ---------- 顶部横条 ---------- */
.header-main{
  position:relative;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:16px;
  min-height:72px;
  padding:12px clamp(16px,3vw,44px);
  background:rgba(7,11,20,.9);
  border-bottom:1px solid var(--line);
  -webkit-backdrop-filter:blur(14px);
  backdrop-filter:blur(14px);
  transition:border-color .2s var(--ease),background .2s var(--ease);
}
.header-brand{display:none;align-items:center;gap:10px}
.header-brand__mark{
  font-family:var(--font-display);
  font-size:19px;
  font-weight:800;
  letter-spacing:.04em;
  line-height:1.1;
}
.header-brand__sub{
  display:block;
  margin-top:2px;
  font-family:var(--font-mono);
  font-size:9px;
  letter-spacing:.2em;
  color:var(--muted);
}
.header-line{
  display:flex;
  align-items:center;
  gap:10px;
  margin:0;
  font-size:12px;
  letter-spacing:.18em;
  color:var(--muted);
}
.header-line::before{content:"";width:18px;height:1px;background:var(--orange)}
.header-actions{display:flex;align-items:center;gap:12px;margin-left:auto}
.header-signal{
  display:none;
  align-items:center;
  gap:6px;
  font-family:var(--font-mono);
  font-size:11px;
  letter-spacing:.08em;
  color:var(--mint);
}
.header-signal .status-dot{margin-top:0;width:6px;height:6px}
.nav-toggle{
  display:none;
  align-items:center;
  gap:9px;
  padding:9px 13px;
  border:1px solid var(--line);
  border-radius:var(--radius);
  background:transparent;
  font-size:12.5px;
  letter-spacing:.1em;
  cursor:pointer;
  transition:border-color .18s var(--ease),color .18s var(--ease);
}
.nav-toggle:hover{border-color:var(--orange);color:var(--orange-soft)}
.nav-toggle__bars{
  position:relative;
  display:inline-block;
  width:16px;
  height:9px;
}
.nav-toggle__bars::before,
.nav-toggle__bars::after{
  content:"";
  position:absolute;
  left:0;
  width:100%;
  height:1.5px;
  background:currentColor;
  transition:transform .2s var(--ease),top .2s var(--ease);
}
.nav-toggle__bars::before{top:0}
.nav-toggle__bars::after{top:7px}
.nav-toggle[aria-expanded="true"] .nav-toggle__bars::before{top:3px;transform:rotate(45deg)}
.nav-toggle[aria-expanded="true"] .nav-toggle__bars::after{top:3px;transform:rotate(-45deg)}
.scroll-progress{
  position:absolute;
  left:0;
  bottom:0;
  width:0;
  height:2px;
  background:linear-gradient(90deg,var(--orange),var(--orange-soft));
  transition:width .12s linear;
}
.nav-scrim{display:none}

/* ---------- 页脚 ---------- */
.site-footer{
  position:relative;
  margin-top:clamp(56px,8vw,120px);
  padding:clamp(38px,5vw,76px) clamp(18px,3.4vw,52px) 26px;
  border-top:1px solid var(--line);
  background:
    linear-gradient(180deg,rgba(6,43,42,.34) 0%,rgba(5,8,16,0) 42%),
    var(--ink-deep);
  color:var(--muted);
}
.footer-top{
  display:grid;
  grid-template-columns:1fr;
  gap:clamp(26px,3vw,40px);
  max-width:1320px;
  margin-inline:auto;
  padding-bottom:clamp(28px,3.4vw,48px);
  border-bottom:1px solid var(--line);
}
.footer-brand{display:flex;flex-direction:column;gap:12px}
.footer-mark{
  font-family:var(--font-display);
  font-size:clamp(26px,2.6vw,34px);
  font-weight:800;
  letter-spacing:.05em;
  line-height:1;
  color:var(--text);
}
.footer-mark::after{
  content:"";
  display:inline-block;
  width:8px;
  height:8px;
  margin-left:8px;
  background:var(--orange);
  vertical-align:3px;
}
.footer-tagline{margin:0;font-size:17px;line-height:1.6;color:var(--text)}
.footer-status{display:flex;align-items:center;gap:8px;margin:0;font-family:var(--font-mono);font-size:11.5px;letter-spacing:.08em;color:var(--mint)}
.footer-status .status-dot{margin-top:0;width:6px;height:6px}
.footer-note{margin:0;font-size:13px;line-height:1.7;color:#7F8D9D;max-width:34ch}
.footer-col{display:block}
.footer-col__title{
  margin:0 0 12px;
  font-family:var(--font-mono);
  font-size:11px;
  font-weight:500;
  letter-spacing:.18em;
  color:#6C7B8C;
  text-transform:uppercase;
}
.footer-col__list{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:9px}
.footer-link{
  position:relative;
  display:inline-block;
  font-size:14.5px;
  color:var(--muted);
  transition:color .16s var(--ease),transform .16s var(--ease);
}
.footer-link::before{
  content:"";
  position:absolute;
  left:-12px;
  top:50%;
  width:5px;
  height:1px;
  background:var(--orange);
  opacity:0;
  transition:opacity .16s var(--ease);
}
.footer-link:hover{color:var(--text);transform:translateX(3px)}
.footer-link:hover::before{opacity:1}
.footer-contact{grid-column:1/-1;padding-top:clamp(20px,2.6vw,32px);border-top:1px solid var(--line-soft)}
.footer-contact__grid{display:grid;grid-template-columns:1fr;gap:12px}
.footer-contact__row{
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  gap:10px;
  padding:10px 12px;
  border:1px solid var(--line);
  border-radius:var(--radius);
  background:rgba(14,26,43,.5);
}
.footer-contact__label{
  flex:0 0 72px;
  font-family:var(--font-mono);
  font-size:10.5px;
  letter-spacing:.14em;
  color:#6C7B8C;
}
.footer-contact__value{
  flex:1 1 200px;
  font-family:var(--font-mono);
  font-size:13.5px;
  letter-spacing:.03em;
  color:var(--text);
  word-break:break-all;
}
.footer-contact__note{margin:0;font-size:12.5px;line-height:1.7;color:#7F8D9D}
.copy-btn{
  flex:0 0 auto;
  padding:4px 11px;
  border:1px solid var(--line);
  border-radius:var(--radius);
  background:transparent;
  font-size:11.5px;
  letter-spacing:.1em;
  color:var(--muted);
  cursor:pointer;
  transition:color .16s var(--ease),border-color .16s var(--ease),background .16s var(--ease);
}
.copy-btn:hover{color:var(--orange-soft);border-color:var(--orange)}
.copy-btn[data-copied]{color:var(--mint);border-color:rgba(39,211,162,.6);background:rgba(39,211,162,.1)}
.footer-bottom{
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  justify-content:space-between;
  gap:10px 24px;
  max-width:1320px;
  margin-inline:auto;
  padding-top:20px;
}
.footer-legal,
.footer-meta{margin:0;font-family:var(--font-mono);font-size:11.5px;letter-spacing:.06em;color:#6C7B8C}
.footer-meta{color:#55636f}
.copy-helper{position:fixed;top:0;left:0;opacity:0;pointer-events:none;width:1px;height:1px}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:10px;
  padding:13px 24px;
  border:1px solid transparent;
  border-radius:var(--radius);
  font-size:14.5px;
  font-weight:600;
  letter-spacing:.04em;
  line-height:1.2;
  text-align:center;
  cursor:pointer;
  transition:background .18s var(--ease),color .18s var(--ease),border-color .18s var(--ease),transform .18s var(--ease);
}
.btn--primary{background:var(--orange);color:#150609}
.btn--primary:hover{background:var(--orange-soft);transform:translateY(-2px)}
.btn--ghost{border-color:var(--line);color:var(--text);background:transparent}
.btn--ghost:hover{border-color:var(--orange);color:var(--orange-soft)}
.btn--mono{font-family:var(--font-mono);font-size:12px;letter-spacing:.14em;padding:11px 18px}

/* ---------- 面包屑 ---------- */
.breadcrumb{padding-block:18px}
.breadcrumb__list{
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  gap:8px;
  margin:0;
  padding:0;
  list-style:none;
  font-family:var(--font-mono);
  font-size:11.5px;
  letter-spacing:.1em;
  color:#66788c;
}
.breadcrumb__item{display:flex;align-items:center;gap:8px;margin:0}
.breadcrumb__link{color:var(--muted);transition:color .16s var(--ease)}
.breadcrumb__link:hover{color:var(--orange-soft)}
.breadcrumb__sep{color:#3c4a5b}
.breadcrumb__item[aria-current="page"]{color:var(--text)}

/* ---------- 网格 ---------- */
.grid-12{display:grid;grid-template-columns:1fr;gap:clamp(14px,2vw,26px)}
.grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:clamp(14px,2vw,26px)}

/* ---------- 面板 / 标签 / 状态 ---------- */
.panel{
  padding:clamp(18px,2.4vw,32px);
  border:1px solid var(--line);
  border-radius:var(--radius);
  background:var(--panel);
}
.panel--wine{background:var(--wine);border-color:#3A1626}
.panel--teal{background:var(--teal-deep);border-color:#0B3B39}
.panel--ink{background:var(--ink-deep)}

.tag{
  display:inline-flex;
  align-items:center;
  gap:6px;
  padding:3px 9px;
  border:1px solid var(--line);
  border-radius:var(--radius);
  font-family:var(--font-mono);
  font-size:10.5px;
  line-height:1.7;
  letter-spacing:.08em;
  color:var(--muted);
  white-space:nowrap;
}
.tag--a{color:#9CC2D0;border-color:rgba(94,140,158,.6);background:rgba(94,140,158,.1)}
.tag--b{color:#B4A2D3;border-color:rgba(125,107,158,.6);background:rgba(125,107,158,.1)}
.tag--c{color:#D3B48B;border-color:rgba(176,138,90,.6);background:rgba(176,138,90,.1)}

.chip{
  display:inline-flex;
  align-items:center;
  gap:7px;
  padding:4px 10px;
  border:1px solid var(--line);
  border-radius:var(--radius);
  font-family:var(--font-mono);
  font-size:11px;
  letter-spacing:.08em;
  color:var(--muted);
}
.chip--ok{color:var(--mint);border-color:rgba(39,211,162,.45);background:rgba(39,211,162,.08)}
.chip--warn{color:var(--amber);border-color:rgba(242,181,68,.45);background:rgba(242,181,68,.08)}
.chip--hot{color:#FF8A70;border-color:rgba(255,77,46,.5);background:rgba(255,77,46,.1)}

/* ---------- 图片容器 ---------- */
.media-frame{
  position:relative;
  display:block;
  overflow:hidden;
  aspect-ratio:16/9;
  border:1px solid var(--line);
  border-radius:var(--radius);
  background:#0A121D;
}
.media-frame img,
.media-frame video,
.media-frame picture > img{
  width:100%;
  height:100%;
  object-fit:cover;
  display:block;
}
.media-frame--wide{aspect-ratio:21/9}
.media-frame--tall{aspect-ratio:4/5}
.media-frame--square{aspect-ratio:1/1}
.media-frame--fill{aspect-ratio:auto;height:100%}
.media-frame__caption{
  position:absolute;
  left:0;
  right:0;
  bottom:0;
  padding:12px 14px;
  font-family:var(--font-mono);
  font-size:11px;
  letter-spacing:.08em;
  color:var(--muted);
  background:linear-gradient(180deg,rgba(5,8,16,0),rgba(5,8,16,.88));
}
.media-frame--empty{
  background-image:repeating-linear-gradient(135deg,rgba(36,50,68,.55) 0 1px,transparent 1px 14px);
  background-color:#0A121D;
}

/* ---------- 筛选 ---------- */
.filter-bar{
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  gap:8px;
  padding:14px 0;
  border-top:1px solid var(--line);
  border-bottom:1px solid var(--line);
}
.filter-btn{
  padding:8px 14px;
  border:1px solid var(--line);
  border-radius:var(--radius);
  background:transparent;
  font-family:var(--font-mono);
  font-size:11.5px;
  letter-spacing:.1em;
  color:var(--muted);
  cursor:pointer;
  transition:color .16s var(--ease),border-color .16s var(--ease),background .16s var(--ease);
}
.filter-btn:hover{color:var(--text);border-color:#3A4C61}
.filter-btn[aria-pressed="true"]{background:var(--orange);border-color:var(--orange);color:#150609;font-weight:600}
.filter-count{margin-left:auto;font-family:var(--font-mono);font-size:11px;letter-spacing:.1em;color:#66788c}
.is-hidden{display:none !important}
.is-enter{animation:fade-up .22s var(--ease) both}
@keyframes fade-up{
  from{opacity:0;transform:translateY(6px)}
  to{opacity:1;transform:none}
}

/* ---------- 显现 ---------- */
[data-js="on"] [data-reveal]{
  opacity:0;
  transform:translateY(8px);
  transition:opacity .24s var(--ease),transform .24s var(--ease);
}
[data-js="on"] [data-reveal].is-visible{opacity:1;transform:none}

/* ---------- 响应式 ---------- */
@media (max-width:1023px){
  .nav-toggle{display:inline-flex}
  .header-brand{display:inline-flex}
  .header-signal{display:inline-flex}
  .header-line{display:none}
  .header-cta{display:none}
  .rail{
    width:min(84vw,324px);
    z-index:80;
    padding:22px 18px 20px;
    transform:translateX(-101%);
    visibility:hidden;
    box-shadow:none;
    transition:transform .24s var(--ease),visibility .24s var(--ease),box-shadow .24s var(--ease);
  }
  .rail[data-open]{
    transform:translateX(0);
    visibility:visible;
    box-shadow:0 0 0 1px var(--line),26px 0 64px rgba(0,0,0,.62);
  }
  .nav-close{
    display:inline-flex;
    align-self:flex-end;
    margin-top:-6px;
    padding:6px 12px;
    border:1px solid var(--line);
    border-radius:var(--radius);
    background:transparent;
    font-family:var(--font-mono);
    font-size:11px;
    letter-spacing:.14em;
    color:var(--muted);
    cursor:pointer;
  }
  .nav-close:hover{color:var(--orange-soft);border-color:var(--orange)}
  .nav-scrim{
    display:block;
    position:fixed;
    inset:0;
    z-index:75;
    margin:0;
    padding:0;
    border:0;
    background:rgba(4,7,12,.74);
    opacity:0;
    pointer-events:none;
    cursor:pointer;
    transition:opacity .24s var(--ease);
  }
  .nav-scrim[data-open]{opacity:1;pointer-events:auto}
  body[data-nav-open]{overflow:hidden}
}
@media (min-width:700px){
  .footer-top{grid-template-columns:repeat(2,minmax(0,1fr))}
  .footer-contact__grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .footer-contact__note{grid-column:1/-1}
}
@media (min-width:900px){
  .grid-12{grid-template-columns:repeat(12,minmax(0,1fr))}
  .grid--7-4{grid-template-columns:minmax(0,7fr) minmax(0,4fr)}
  .grid--38-62{grid-template-columns:minmax(0,38fr) minmax(0,62fr)}
  .grid--28-72{grid-template-columns:minmax(0,28fr) minmax(0,72fr)}
  .grid--55-45{grid-template-columns:minmax(0,55fr) minmax(0,45fr)}
}
@media (min-width:1080px){
  .footer-top{grid-template-columns:minmax(230px,1.25fr) repeat(3,minmax(120px,.75fr))}
  .footer-contact{grid-column:1/-1}
  .footer-contact__grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .footer-contact__note{grid-column:1/-1}
}
@media (min-width:1240px){
  .footer-top{grid-template-columns:minmax(260px,1.3fr) repeat(3,minmax(128px,.7fr))}
}

/* ---------- 动效降级 ---------- */
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  *,
  *::before,
  *::after{
    animation-duration:.001ms !important;
    animation-iteration-count:1 !important;
    transition-duration:.001ms !important;
  }
  .status-dot{animation:none;box-shadow:0 0 0 3px rgba(39,211,162,.16)}
  [data-js="on"] [data-reveal]{opacity:1;transform:none}
  .is-enter{animation:none}
  .rail,.nav-scrim{transition:none}
}