/* =========================================================
   易倍体育赛场 · /assets/site.css
   共享外壳 + 通用组件 · 夜场转播控制台视觉
   ========================================================= */

/* ---------- 01 变量 ---------- */
:root{
  --ink:#0A1D18;
  --ink-deep:#05120F;
  --panel:#12332B;
  --panel-2:#0E2A23;
  --line:#1E4A40;
  --line-soft:rgba(30,74,64,.6);
  --lime:#C6F24A;
  --lime-soft:#E6FFA6;
  --amber:#F2A93B;
  --amber-dim:#B4761C;
  --text:#E9EFE8;
  --text-soft:#D5E0D8;
  --muted:#93A79E;
  --on-lime:#04120E;
  --shell:1240px;
  --gutter:clamp(16px,3.6vw,44px);
  --font-display:"Noto Sans SC","PingFang SC","Hiragino Sans GB","Microsoft YaHei",system-ui,-apple-system,sans-serif;
  --font-body:var(--font-display);
  --font-mono:"Roboto Mono","JetBrains Mono",ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;
  --ease:cubic-bezier(.2,.7,.2,1);
  --shadow:0 18px 40px -32px rgba(0,0,0,.95);
  --radius:2px;
}

/* ---------- 02 重置 ---------- */
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body,h1,h2,h3,h4,h5,p,ul,ol,li,figure,blockquote,dl,dd{margin:0}
ul,ol{list-style:none;padding:0}
img,svg,video,canvas{display:block;max-width:100%;height:auto}
button{font:inherit;color:inherit;background:none;border:0}
a{color:inherit;text-decoration:none}
table{border-collapse:collapse;width:100%}
summary{list-style:none}
summary::-webkit-details-marker{display:none}

/* ---------- 03 中文排版与页面底色 ---------- */
body{
  min-height:100vh;
  font-family:var(--font-body);
  font-size:clamp(16px,1.02vw + 11.5px,18px);
  line-height:1.75;
  letter-spacing:.01em;
  color:var(--text);
  background-color:var(--ink);
  background-image:
    repeating-linear-gradient(90deg,rgba(30,74,64,.34) 0 1px,transparent 1px 96px),
    repeating-linear-gradient(0deg,rgba(30,74,64,.2) 0 1px,transparent 1px 96px),
    linear-gradient(112deg,transparent calc(50% - 1px),rgba(198,242,74,.10) 50%,transparent calc(50% + 1px)),
    radial-gradient(120% 78% at 90% -12%,rgba(198,242,74,.12),transparent 62%),
    radial-gradient(96% 70% at -6% 104%,rgba(242,169,59,.09),transparent 66%);
  background-attachment:fixed;
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
}
h1,h2,h3,h4{
  font-family:var(--font-display);
  font-weight:900;
  line-height:1.16;
  letter-spacing:-.02em;
  font-stretch:condensed;
  color:#F3F8F2;
}
h1{font-size:clamp(34px,4.6vw + 8px,64px)}
h2{font-size:clamp(24px,2.2vw + 12px,36px)}
h3{font-size:clamp(19px,1.2vw + 12px,24px)}
p{color:var(--text-soft)}
strong{color:#F5FAF3;font-weight:700}
::selection{background:var(--lime);color:var(--on-lime)}

/* ---------- 04 焦点与工具类 ---------- */
:focus-visible{outline:2px solid var(--lime);outline-offset:2px;border-radius:var(--radius)}
.visually-hidden{position:absolute;width:1px;height:1px;margin:-1px;padding:0;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap;border:0}
.mono{font-family:var(--font-mono);font-size:.86em;letter-spacing:.04em}
.mono--amber{font-family:var(--font-mono);color:var(--amber)}
.text-muted{color:var(--muted)}
.nowrap{white-space:nowrap}
.center{text-align:center}

/* ---------- 05 布局容器与网格 ---------- */
.shell{width:100%;max-width:var(--shell);margin-inline:auto;padding-inline:var(--gutter)}
.shell--narrow{max-width:880px}
.section{padding-block:clamp(44px,6vw,90px)}
.section--tight{padding-block:clamp(28px,3.4vw,52px)}
.section__head{display:flex;flex-wrap:wrap;align-items:flex-end;justify-content:space-between;gap:14px 28px;margin-bottom:clamp(20px,2.6vw,36px)}
.section__title{max-width:22ch}
.eyebrow{
  display:inline-flex;align-items:center;gap:10px;
  font-family:var(--font-mono);font-size:12px;font-weight:500;
  letter-spacing:.2em;text-transform:uppercase;color:var(--amber);
}
.eyebrow::before{content:"";width:28px;height:1px;background:linear-gradient(90deg,var(--amber),rgba(242,169,59,0))}
.lede{max-width:64ch;font-size:clamp(17px,1.05vw + 12px,20px);line-height:1.7;color:var(--text-soft)}
.divider{height:1px;background:var(--line);border:0;margin-block:clamp(24px,3vw,44px)}
.rule-diag{height:1px;border:0;background:linear-gradient(90deg,rgba(198,242,74,0),var(--line) 22%,var(--line) 78%,rgba(198,242,74,0));transform:skewY(-1.2deg)}

.grid{display:grid;gap:clamp(16px,2.2vw,28px)}
.grid--gap-lg{gap:clamp(24px,3.4vw,52px)}
.grid--2{grid-template-columns:repeat(auto-fit,minmax(280px,1fr))}
.grid--3{grid-template-columns:repeat(auto-fit,minmax(212px,1fr))}
.split{display:grid;gap:clamp(22px,3.4vw,52px);grid-template-columns:minmax(0,7fr) minmax(0,5fr)}
.split--wide{grid-template-columns:minmax(0,8fr) minmax(0,4fr)}
.split--rail{grid-template-columns:minmax(0,4fr) minmax(0,8fr)}
.rail{position:relative}
.rail--sticky{position:sticky;top:96px}
@media (max-width:1000px){
  .split,.split--wide,.split--rail{grid-template-columns:minmax(0,1fr)}
  .rail--sticky{position:static;top:auto}
}

/* ---------- 06 正文与旁注 ---------- */
.prose{max-width:68ch;font-size:clamp(16.5px,1.02vw + 11.5px,18.5px);line-height:1.78}
.prose > * + *{margin-top:1.05em}
.prose h2{margin-top:1.9em}
.prose h3{margin-top:1.5em}
.prose p{color:var(--text-soft)}
.prose ul,.prose ol{display:grid;gap:.5em;padding-left:1.1em}
.prose ul li{position:relative}
.prose ul li::before{content:"";position:absolute;left:-1.05em;top:.72em;width:6px;height:1px;background:var(--lime)}
.prose a{color:var(--lime);border-bottom:1px solid rgba(198,242,74,.45)}
.prose a:hover{border-bottom-color:var(--lime);background:rgba(198,242,74,.12)}
.note{
  padding:14px 16px;border-left:2px solid var(--amber);
  background:rgba(242,169,59,.07);color:var(--text-soft);font-size:15px;line-height:1.7;
}
.note--side{border-left-color:var(--line);background:rgba(30,74,64,.28);color:var(--muted)}

/* ---------- 07 跳过链接 ---------- */
.skip-link{
  position:fixed;top:-120px;left:16px;z-index:220;
  padding:12px 18px;background:var(--lime);color:var(--on-lime);
  font-weight:700;font-size:14px;border-radius:var(--radius);
  transition:top .16s var(--ease);
}
.skip-link:focus{top:14px}

/* ---------- 08 头部命令栏 ---------- */
.site-header{
  position:sticky;top:0;z-index:80;
  background:#05120F;
  background:linear-gradient(180deg,rgba(5,18,15,.97),rgba(5,18,15,.88));
  border-bottom:1px solid var(--line);
  backdrop-filter:blur(10px);
}
.header-progress{
  position:absolute;left:0;right:0;bottom:-1px;height:2px;
  background:rgba(30,74,64,.75);overflow:hidden;
}
.header-progress__bar{
  display:block;width:100%;height:100%;
  transform:scaleX(var(--progress,0));transform-origin:0 50%;
  background:linear-gradient(90deg,var(--amber),var(--lime));
  transition:transform .09s linear;
}
.header-inner{
  display:grid;grid-template-columns:auto minmax(0,1fr) auto;
  align-items:center;gap:clamp(10px,1.6vw,30px);
  min-height:66px;padding-block:10px;
}
.header-brand{min-width:0}

/* 品牌署名 */
.brand{display:inline-flex;align-items:center;gap:10px;min-width:0}
.brand__mark{
  display:grid;place-items:center;flex:0 0 auto;
  width:34px;height:34px;border-radius:var(--radius);
  font-family:var(--font-mono);font-size:13px;font-weight:700;letter-spacing:.04em;
  color:var(--on-lime);background:var(--lime);
  box-shadow:0 0 0 1px rgba(198,242,74,.35),0 8px 20px -12px rgba(198,242,74,.95);
}
.brand__text{display:flex;flex-direction:column;line-height:1.15;min-width:0}
.brand__name{font-size:15px;font-weight:700;letter-spacing:.02em;white-space:nowrap;color:#F4F9F2}
.brand__line{font-family:var(--font-mono);font-size:10.5px;font-weight:500;letter-spacing:.2em;color:var(--muted)}
.brand--footer .brand__mark{width:38px;height:38px;font-size:14px}

/* 主导航 */
.nav{min-width:0}
.nav__list{display:flex;align-items:center;gap:clamp(0px,.7vw,8px);counter-reset:navi}
.nav__list > li{counter-increment:navi;min-width:0}
.nav__link{
  position:relative;display:inline-flex;align-items:baseline;gap:6px;
  padding:8px 9px;font-size:14px;color:var(--muted);
  border-bottom:1px solid transparent;white-space:nowrap;
  transition:color .12s var(--ease),background-color .12s var(--ease),border-color .12s var(--ease);
}
.nav__link::before{
  content:counter(navi,decimal-leading-zero);
  font-family:var(--font-mono);font-size:10px;letter-spacing:.06em;color:var(--amber-dim);
  transition:color .12s var(--ease);
}
.nav__link:hover{color:var(--text);background:rgba(30,74,64,.5)}
.nav__link:hover::before{color:var(--amber)}
.nav__link[aria-current="page"]{
  color:var(--on-lime);background:var(--lime);border-bottom-color:var(--lime-soft);font-weight:500;
}
.nav__link[aria-current="page"]::before{color:rgba(4,18,14,.62)}

/* 状态区 */
.header-status{display:flex;align-items:center;gap:10px}
.status-chip{
  display:inline-flex;align-items:center;gap:8px;
  padding:7px 11px;font-size:12.5px;color:var(--lime-soft);
  background:rgba(30,74,64,.5);border:1px solid var(--line);border-radius:var(--radius);
  transition:border-color .12s var(--ease),background-color .12s var(--ease);
}
.status-chip:hover{border-color:var(--lime);background:rgba(198,242,74,.1)}
.status-chip__dot{
  width:6px;height:6px;border-radius:50%;background:var(--lime);
  box-shadow:0 0 0 3px rgba(198,242,74,.18);
  animation:pulse 2.6s var(--ease) infinite;
}
.version-tag{
  padding:7px 9px;border-radius:var(--radius);
  font-family:var(--font-mono);font-size:11.5px;letter-spacing:.08em;
  color:var(--amber);background:rgba(242,169,59,.09);border:1px solid rgba(242,169,59,.42);
  white-space:nowrap;
}
.nav-toggle{
  display:none;align-items:center;gap:9px;
  padding:9px 11px;border:1px solid var(--line);border-radius:var(--radius);
  background:rgba(30,74,64,.35);cursor:pointer;
  font-family:var(--font-mono);font-size:12px;font-weight:500;letter-spacing:.14em;color:var(--text);
  transition:border-color .12s var(--ease),background-color .12s var(--ease);
}
.nav-toggle:hover{border-color:var(--lime);background:rgba(198,242,74,.1)}
.nav-toggle__bars{display:grid;gap:3px;width:16px}
.nav-toggle__bars i{display:block;height:2px;background:var(--lime);transition:transform .18s var(--ease),opacity .18s var(--ease)}
.nav-toggle[aria-expanded="true"] .nav-toggle__bars i:nth-child(1){transform:translateY(5px) rotate(45deg)}
.nav-toggle[aria-expanded="true"] .nav-toggle__bars i:nth-child(2){opacity:0}
.nav-toggle[aria-expanded="true"] .nav-toggle__bars i:nth-child(3){transform:translateY(-5px) rotate(-45deg)}

/* ---------- 09 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:11px 18px;border:1px solid transparent;border-radius:var(--radius);
  font-size:14.5px;font-weight:500;line-height:1.2;cursor:pointer;text-align:center;
  transition:background-color .12s var(--ease),color .12s var(--ease),border-color .12s var(--ease),transform .12s var(--ease);
}
.btn--primary{background:var(--lime);color:var(--on-lime);border-color:var(--lime)}
.btn--primary:hover{background:var(--lime-soft);border-color:var(--lime-soft);transform:translateY(-1px)}
.btn--ghost{background:rgba(198,242,74,.06);color:var(--lime);border-color:rgba(198,242,74,.45)}
.btn--ghost:hover{background:var(--lime);color:var(--on-lime)}
.btn--amber{background:var(--amber);color:#20140A;border-color:var(--amber)}
.btn--amber:hover{background:#FFBE58;transform:translateY(-1px)}
.btn--quiet{background:rgba(30,74,64,.35);color:var(--text);border-color:var(--line)}
.btn--quiet:hover{border-color:var(--lime);color:var(--lime)}
.btn--sm{padding:8px 13px;font-size:13px}
.btn--block{width:100%}

/* ---------- 10 页脚 ---------- */
.site-footer{
  position:relative;margin-top:clamp(48px,6vw,96px);
  background:var(--ink-deep);border-top:1px solid var(--line);color:var(--text);
}
.site-footer::before{
  content:"";position:absolute;inset:0 0 auto 0;height:1px;
  background:linear-gradient(90deg,rgba(198,242,74,0),var(--lime) 22%,var(--amber) 62%,rgba(242,169,59,0));
  opacity:.75;
}
.footer-grid{
  display:grid;
  grid-template-columns:minmax(0,1.55fr) minmax(0,1fr) minmax(0,1.05fr);
  gap:clamp(26px,4vw,64px);
  padding-block:clamp(38px,4.6vw,74px);
}
.footer-brand{min-width:0}
.footer-lede{margin-top:18px;max-width:46ch;font-size:15px;line-height:1.7;color:var(--muted)}
.footer-meta{margin-top:10px;font-size:13px;line-height:1.65;color:var(--muted);max-width:44ch}
.footer-meta--strong{margin-top:16px;color:var(--amber-dim)}
.footer-meta--strong .mono{font-size:12.5px;letter-spacing:.06em}
.footer-group + .footer-group{margin-top:clamp(20px,2.6vw,32px)}
.footer-col{min-width:0}
.footer-col__title{
  font-family:var(--font-mono);font-size:12px;font-weight:500;
  letter-spacing:.2em;text-transform:uppercase;color:var(--amber);
  margin-bottom:14px;line-height:1.4;
}
.footer-links{display:grid;gap:9px}
.footer-links a{font-size:14.5px;color:var(--text-soft);transition:color .12s var(--ease)}
.footer-links a:hover{color:var(--lime);text-decoration:underline;text-underline-offset:3px}
.footer-links--direct{grid-template-columns:repeat(auto-fit,minmax(150px,1fr));gap:8px 18px}
.footer-links--direct a{font-size:13.5px;color:var(--muted)}
.footer-contact{display:grid;gap:11px;font-size:14px;color:var(--text-soft)}
.footer-contact li{display:grid;grid-template-columns:52px minmax(0,1fr);gap:10px;align-items:start;line-height:1.6}
.footer-contact__k{font-family:var(--font-mono);font-size:11.5px;letter-spacing:.12em;color:var(--muted);padding-top:2px}
.footer-col--contact .btn{margin-top:18px}
.footer-base{
  display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:12px 26px;
  padding-block:18px 28px;border-top:1px solid var(--line);
  font-size:13px;color:var(--muted);
}
.footer-copy{color:var(--muted)}
.footer-legal{display:flex;flex-wrap:wrap;gap:8px 20px}
.footer-legal a{color:var(--muted);transition:color .12s var(--ease)}
.footer-legal a:hover{color:var(--lime)}
.footer-icp{color:var(--amber-dim);font-family:var(--font-mono);font-size:12px;letter-spacing:.06em}

/* ---------- 11 面板与标签 ---------- */
.panel{
  border:1px solid var(--line);border-radius:var(--radius);
  background:linear-gradient(180deg,rgba(18,51,43,.72),rgba(14,42,35,.62));
  box-shadow:var(--shadow);padding:clamp(18px,2.2vw,28px);
}
.panel--flat{background:rgba(18,51,43,.42);box-shadow:none}
.panel__head{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:10px;margin-bottom:14px}
.panel__body{color:var(--text-soft);font-size:15.5px;line-height:1.7}
.tag{
  display:inline-flex;align-items:center;gap:6px;
  padding:4px 9px;border-radius:var(--radius);
  font-family:var(--font-mono);font-size:11.5px;letter-spacing:.1em;
  color:var(--muted);background:rgba(30,74,64,.4);border:1px solid var(--line);
}
.tag--lime{color:var(--on-lime);background:var(--lime);border-color:var(--lime)}
.tag--amber{color:var(--amber);background:rgba(242,169,59,.1);border-color:rgba(242,169,59,.45)}
.tag--dim{color:var(--muted);background:rgba(5,18,15,.5)}
.chip{
  display:inline-flex;align-items:center;gap:7px;
  padding:8px 13px;border-radius:var(--radius);
  font-family:var(--font-mono);font-size:12.5px;letter-spacing:.06em;
  color:var(--muted);background:rgba(5,18,15,.45);border:1px solid var(--line);cursor:pointer;
  transition:color .18s var(--ease),background-color .18s var(--ease),border-color .18s var(--ease);
}
.chip:hover{color:var(--text);border-color:var(--lime)}
.chip[aria-pressed="true"],.chip.is-active{color:var(--on-lime);background:var(--lime);border-color:var(--lime)}

/* ---------- 12 索引、阶梯与数据 ---------- */
.index-list{display:grid;gap:0;border-top:1px solid var(--line)}
.index-item{
  display:grid;grid-template-columns:auto minmax(0,1fr) auto;gap:14px;align-items:baseline;
  padding:15px 4px;border-bottom:1px solid var(--line-soft);
  transition:background-color .14s var(--ease),padding-left .14s var(--ease);
}
.index-item:hover{background:rgba(198,242,74,.06);padding-left:10px}
.index-item__no{font-family:var(--font-mono);font-size:12px;letter-spacing:.08em;color:var(--amber)}
.index-item__title{font-size:16.5px;font-weight:500;color:#F1F7EF}
.index-item__meta{font-family:var(--font-mono);font-size:12px;color:var(--muted);white-space:nowrap}

.steps{display:grid;gap:14px;counter-reset:step}
.step{
  position:relative;padding:16px 18px 16px 56px;
  border:1px solid var(--line);border-radius:var(--radius);
  background:rgba(18,51,43,.4);
}
.step__no{
  position:absolute;left:16px;top:16px;
  display:grid;place-items:center;width:26px;height:26px;border-radius:var(--radius);
  font-family:var(--font-mono);font-size:12px;font-weight:700;
  color:#20140A;background:var(--amber);
}
.step__title{font-size:16px;font-weight:700;color:#F1F7EF}
.step__text{margin-top:6px;font-size:14.5px;line-height:1.65;color:var(--muted)}

.stat{display:grid;gap:6px;padding:14px 16px;border:1px solid var(--line);border-radius:var(--radius);background:rgba(5,18,15,.4)}
.stat__value{font-family:var(--font-mono);font-size:clamp(22px,2.4vw,30px);font-weight:700;color:var(--lime);letter-spacing:-.01em}
.stat__label{font-family:var(--font-mono);font-size:11.5px;letter-spacing:.14em;color:var(--muted)}

.table-wrap{overflow-x:auto;border:1px solid var(--line);border-radius:var(--radius);background:rgba(18,51,43,.4)}
.compare-table{min-width:560px;font-size:14.5px}
.compare-table th,.compare-table td{padding:12px 14px;text-align:left;border-bottom:1px solid var(--line-soft)}
.compare-table thead th{
  font-family:var(--font-mono);font-size:11.5px;font-weight:500;letter-spacing:.12em;
  color:var(--lime);background:rgba(5,18,15,.65);
}
.compare-table tbody tr:hover{background:rgba(198,242,74,.05)}
.compare-table td:first-child{font-family:var(--font-mono);color:var(--amber);white-space:nowrap}
.th-btn{
  display:inline-flex;align-items:center;gap:6px;cursor:pointer;color:inherit;
  font:inherit;letter-spacing:inherit;
}
.th-btn:hover{color:var(--lime-soft)}

/* ---------- 13 可展开内容组 ---------- */
.disclosure{
  border:1px solid var(--line);border-radius:var(--radius);
  background:rgba(18,51,43,.45);overflow:hidden;
}
.disclosure + .disclosure{margin-top:10px}
.disclosure summary{
  display:flex;align-items:center;gap:12px;cursor:pointer;
  padding:15px 17px;font-size:16px;font-weight:500;color:#F1F7EF;
  transition:background-color .14s var(--ease);
}
.disclosure summary:hover{background:rgba(198,242,74,.07)}
.disclosure summary::before{
  content:"+";flex:0 0 auto;width:14px;
  font-family:var(--font-mono);font-size:15px;font-weight:700;color:var(--lime);
}
.disclosure[open] summary::before{content:"–";color:var(--amber)}
.disclosure[open] summary{border-bottom:1px solid var(--line-soft)}
.disclosure__body{padding:14px 17px 18px;font-size:15px;line-height:1.72;color:var(--muted)}

/* ---------- 14 图片容器基础规则 ---------- */
.media{
  position:relative;overflow:hidden;border:1px solid var(--line);border-radius:var(--radius);
  background:
    linear-gradient(135deg,rgba(30,74,64,.55),rgba(5,18,15,.9)),
    repeating-linear-gradient(90deg,rgba(198,242,74,.10) 0 1px,transparent 1px 34px),
    repeating-linear-gradient(0deg,rgba(198,242,74,.07) 0 1px,transparent 1px 34px);
  aspect-ratio:16 / 9;
}
.media img,.media picture,.media > .media__inner{
  width:100%;height:100%;object-fit:cover;display:block;
}
.media--21x9{aspect-ratio:21 / 9}
.media--16x9{aspect-ratio:16 / 9}
.media--4x3{aspect-ratio:4 / 3}
.media--square{aspect-ratio:1 / 1}
.media--cut{clip-path:polygon(0 0,100% 0,100% calc(100% - 26px),calc(100% - 26px) 100%,0 100%)}
.media--raised{box-shadow:var(--shadow)}
.media__caption{margin-top:9px;font-size:12.5px;line-height:1.6;color:var(--muted)}

/* ---------- 15 显现与动效 ---------- */
.reveal{opacity:0;transform:translateY(14px);transition:opacity .5s var(--ease),transform .5s var(--ease)}
.reveal.is-visible{opacity:1;transform:none}
@keyframes pulse{0%,100%{opacity:1;transform:scale(1)}50%{opacity:.5;transform:scale(.8)}}
@keyframes drawerIn{from{opacity:0;transform:translateY(-6px)}to{opacity:1;transform:none}}

/* ---------- 16 响应式：命令栏 ---------- */
@media (max-width:1280px){
  .status-chip{display:none}
}
@media (max-width:1160px){
  .header-inner{grid-template-columns:minmax(0,1fr) auto;gap:12px}
  .nav-toggle{display:inline-flex}
  .nav{
    position:absolute;left:0;right:0;top:100%;
    display:none;
    padding:10px var(--gutter) 20px;
    background:var(--ink-deep);
    border-top:1px solid var(--line);
    border-bottom:1px solid var(--line);
    max-height:calc(100vh - 66px);
    overflow-y:auto;
  }
  .nav[data-open]{display:block;animation:drawerIn .18s var(--ease)}
  .nav__list{flex-direction:column;align-items:stretch;gap:0}
  .nav__link{
    display:flex;width:100%;padding:14px 12px;font-size:16px;
    border-bottom:1px solid var(--line-soft);border-left:2px solid transparent;
  }
  .nav__link::before{font-size:11px}
  .nav__link:hover{background:rgba(30,74,64,.5)}
  .nav__link[aria-current="page"]{
    color:var(--lime);background:rgba(198,242,74,.14);
    border-bottom-color:var(--line-soft);border-left-color:var(--lime);
    box-shadow:inset 0 0 0 1px rgba(198,242,74,.22);
  }
  .nav__link[aria-current="page"]::before{color:var(--amber)}
  .header-status{gap:8px}
}
@media (max-width:780px){
  .header-cta{display:none}
  .header-inner{min-height:60px}
  .nav{max-height:calc(100vh - 60px)}
  .nav-toggle__label{display:none}
}
@media (max-width:600px){
  .version-tag{display:none}
  .brand__line{display:none}
}
@media (max-width:1100px){
  .footer-grid{grid-template-columns:minmax(0,1.2fr) minmax(0,1fr)}
  .footer-brand{grid-column:1 / -1}
}
@media (max-width:720px){
  .footer-grid{grid-template-columns:minmax(0,1fr)}
  .footer-base{flex-direction:column;align-items:flex-start}
  .footer-contact li{grid-template-columns:48px minmax(0,1fr)}
}

/* ---------- 17 降低动效偏好 ---------- */
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  *,*::before,*::after{animation-duration:.001ms !important;animation-iteration-count:1 !important;transition-duration:.001ms !important}
  .reveal{opacity:1;transform:none}
  .status-chip__dot{animation:none;opacity:1}
  .btn:hover{transform:none}
}