/* ==========================================================================
   宝威体育 BV · 共享站点样式 /assets/site.css
   夜场深绿底盘 · 堆叠面板 · 框架式导航（细条 + 左侧坐标轨）
   ========================================================================== */

/* ---------- 1 · 设计令牌 ---------- */
:root{
  --c-night:#06170F;
  --c-panel:#0D2A1C;
  --c-ink:#03110A;
  --c-lime:#B6FF3B;
  --c-mint:#4BE39B;
  --c-amber:#FFAE2B;
  --c-blue:#3FC9FF;
  --c-mist:#EBF5EC;
  --c-mute:#7E9389;
  --c-paper:#F2F6EF;

  --font-display:"Noto Serif SC","Source Han Serif SC","Songti SC","SimSun",serif;
  --font-impact:"Noto Sans SC","PingFang SC","Microsoft YaHei","Heiti SC",sans-serif;
  --font-body:"Noto Sans SC","PingFang SC","Microsoft YaHei",system-ui,-apple-system,sans-serif;
  --font-data:"JetBrains Mono","IBM Plex Mono","SFMono-Regular",Consolas,"Courier New",monospace;

  --r-sm:8px;
  --r-md:14px;
  --r-lg:22px;
  --r-xl:32px;
  --r-pill:999px;

  --wrap:1200px;
  --rail:56px;
  --header-h:104px;
  --gap:clamp(1rem,2.4vw,1.75rem);

  --edge:1px solid rgba(126,147,137,.24);
  --shadow-1:0 1px 0 rgba(3,17,10,.85), 0 10px 26px -20px rgba(0,0,0,.95);
  --shadow-2:0 22px 44px -26px rgba(0,0,0,.95), 0 0 0 1px rgba(3,17,10,.9);
  --glow-lime:0 0 0 4px rgba(182,255,59,.18);
  --ease:cubic-bezier(.22,.61,.36,1);
  --progress:0;
}

/* ---------- 2 · Reset 与基础排版 ---------- */
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  padding:0;
  background-color:var(--c-night);
  background-image:
    radial-gradient(900px 420px at 88% -8%, rgba(75,227,155,.08), transparent 70%),
    radial-gradient(700px 380px at 4% 12%, rgba(63,201,255,.06), transparent 72%);
  background-repeat:no-repeat;
  color:var(--c-mist);
  font-family:var(--font-body);
  font-size:17px;
  font-weight:400;
  line-height:1.75;
  -webkit-font-smoothing:antialiased;
}
body.nav-open{overflow:hidden}
main{display:block}
#main-content{scroll-margin-top:calc(var(--header-h) + 16px)}

h1,h2,h3,h4,h5,h6{
  margin:0 0 .6em;
  font-family:var(--font-display);
  font-weight:700;
  line-height:1.25;
  letter-spacing:.01em;
  color:var(--c-mist);
}
h1{font-size:clamp(2rem,4.4vw,3.5rem);line-height:1.16}
h2{font-size:clamp(1.5rem,2.6vw,2rem)}
h3{font-size:1.375rem;line-height:1.35}
h4{font-size:1.125rem}
p{margin:0 0 1.1em}
p:last-child{margin-bottom:0}
strong{font-weight:600;color:var(--c-mist)}
a{color:inherit;text-decoration:none}
a:hover{color:var(--c-blue)}
img,svg,video{display:block;max-width:100%}
button{font:inherit;color:inherit;background:none;border:0;margin:0;cursor:pointer}
table{border-collapse:collapse}
hr{border:0;border-top:var(--edge);margin:clamp(2rem,5vw,3rem) 0}

.u-impact{font-family:var(--font-impact);font-weight:800;letter-spacing:-.02em;line-height:1.08}
.u-data,.num{font-family:var(--font-data);font-weight:600;font-variant-numeric:tabular-nums;letter-spacing:0}
.u-label{
  font-family:var(--font-data);
  font-size:.7rem;
  font-weight:600;
  letter-spacing:.16em;
  color:var(--c-mute);
  text-transform:uppercase;
}
.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;
}

/* ---------- 3 · 焦点与跳转链接 ---------- */
:focus-visible{outline:2px solid var(--c-lime);outline-offset:2px;border-radius:3px}
.site-nav__link:focus-visible,
.btn:focus-visible,
.nav-toggle:focus-visible,
.footer-link:focus-visible,
.brand:focus-visible,
.panel--link:focus-visible{
  outline:2px solid var(--c-lime);
  outline-offset:3px;
  box-shadow:var(--glow-lime);
}
.skip-link{
  position:absolute;
  left:12px;
  top:-72px;
  z-index:130;
  padding:.62rem 1.1rem;
  border-radius:var(--r-pill);
  background:var(--c-lime);
  color:var(--c-ink);
  font-size:.85rem;
  font-weight:600;
  transition:top .18s var(--ease);
}
.skip-link:focus{top:12px;color:var(--c-ink)}

/* ---------- 4 · 布局容器与网格 ---------- */
.wrap{
  width:100%;
  max-width:var(--wrap);
  margin-inline:auto;
  padding-inline:clamp(1rem,4vw,2rem);
}
.grid{
  display:grid;
  gap:var(--gap);
  grid-template-columns:repeat(auto-fit,minmax(min(100%,260px),1fr));
}
.stack-lg{display:grid;gap:clamp(1.5rem,4vw,3rem)}
.stack-sm{display:grid;gap:clamp(.75rem,2vw,1.25rem)}

/* ---------- 5 · 头部：细条 + 边框式导航 ---------- */
.site-header{
  position:sticky;
  top:0;
  z-index:90;
  background:linear-gradient(180deg,rgba(6,23,15,.98) 0%,rgba(6,23,15,.9) 100%);
  -webkit-backdrop-filter:blur(12px);
  backdrop-filter:blur(12px);
  border-bottom:1px solid rgba(3,17,10,.95);
}
.site-header__bar{position:relative}
.site-header__strip{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:1rem;
  max-width:var(--wrap);
  margin-inline:auto;
  padding:.45rem clamp(1rem,4vw,2rem);
  border-bottom:1px solid rgba(126,147,137,.16);
  font-family:var(--font-data);
  font-size:11px;
  letter-spacing:.1em;
  color:var(--c-mute);
}
.site-header__strip p{margin:0}
.strip__note{white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.strip__meta{display:flex;align-items:center;gap:.5rem;color:var(--c-mint);white-space:nowrap}
.strip__dot{
  width:6px;height:6px;border-radius:50%;
  background:var(--c-lime);
  box-shadow:0 0 0 3px rgba(182,255,59,.16);
  flex:0 0 auto;
}
.site-header__inner{
  display:flex;
  align-items:center;
  gap:clamp(.75rem,2vw,1.4rem);
  max-width:var(--wrap);
  margin-inline:auto;
  padding:.6rem clamp(1rem,4vw,2rem);
  min-height:64px;
}
.site-header__line{
  position:absolute;
  left:0;right:0;bottom:0;
  height:2px;
  display:block;
  border-radius:0 2px 2px 0;
  background:linear-gradient(90deg,var(--c-lime),var(--c-mint) 55%,var(--c-blue));
  transform:scaleX(var(--progress,0));
  transform-origin:left center;
}

/* 左侧坐标轨（≥1180px 出现，body 让出边距） */
.coord-rail{display:none}

/* ---------- 6 · 品牌标记 ---------- */
.brand{
  position:relative;
  display:flex;
  flex-direction:column;
  gap:2px;
  flex:0 0 auto;
  padding-left:14px;
  border-radius:var(--r-sm);
}
.brand::before{
  content:"";
  position:absolute;
  left:0;top:3px;bottom:3px;
  width:4px;
  border-radius:2px;
  background:linear-gradient(180deg,var(--c-lime),var(--c-mint));
}
.brand__mark{
  display:flex;
  align-items:baseline;
  gap:.45rem;
  font-family:var(--font-impact);
  font-weight:800;
  font-size:1.05rem;
  letter-spacing:-.02em;
  color:var(--c-mist);
  white-space:nowrap;
}
.brand__mark b{
  font-family:var(--font-data);
  font-size:.7rem;
  font-weight:600;
  letter-spacing:.14em;
  color:var(--c-lime);
  border:1px solid rgba(182,255,59,.45);
  border-radius:var(--r-pill);
  padding:1px 7px;
}
.brand__line{
  font-size:.72rem;
  letter-spacing:.08em;
  color:var(--c-mute);
  white-space:nowrap;
}
.brand--footer{padding-left:16px}

/* ---------- 7 · 主导航与移动抽屉 ---------- */
.site-nav{margin-left:auto}
.site-nav__list{
  display:flex;
  align-items:center;
  gap:clamp(.35rem,1.3vw,1.05rem);
  margin:0;
  padding:0;
  list-style:none;
}
.site-nav__link{
  position:relative;
  display:inline-block;
  padding:.45rem .2rem;
  border-radius:var(--r-sm);
  font-size:.9rem;
  font-weight:500;
  color:var(--c-mute);
  transition:color .18s var(--ease);
  white-space:nowrap;
}
.site-nav__link::after{
  content:"";
  position:absolute;
  left:.2rem;right:.2rem;bottom:.02rem;
  height:2px;
  border-radius:2px;
  background:var(--c-lime);
  transform:scaleX(0);
  transform-origin:left center;
  transition:transform .2s var(--ease);
}
.site-nav__link:hover{color:var(--c-mist)}
.site-nav__link:hover::after{transform:scaleX(.55)}
.site-nav__link[aria-current="page"]{color:var(--c-lime)}
.site-nav__link[aria-current="page"]::after{transform:scaleX(1)}
.site-nav__actions{display:none}

.header-actions{
  display:flex;
  align-items:center;
  gap:.5rem;
  margin-left:clamp(.5rem,1.5vw,1.25rem);
}

/* 移动按钮 */
.nav-toggle{
  position:relative;
  z-index:120;
  display:none;
  align-items:center;
  gap:.5rem;
  padding:.5rem .8rem;
  border:1px solid rgba(126,147,137,.45);
  border-radius:var(--r-pill);
  background:rgba(13,42,28,.72);
  color:var(--c-mist);
  font-size:.8rem;
  font-weight:600;
  transition:border-color .18s var(--ease),color .18s var(--ease);
}
.nav-toggle:hover{border-color:var(--c-mint);color:var(--c-mint)}
.nav-toggle__bars{
  position:relative;
  display:block;
  width:16px;height:2px;
  border-radius:2px;
  background:currentColor;
}
.nav-toggle__bars::before,
.nav-toggle__bars::after{
  content:"";
  position:absolute;left:0;
  width:16px;height:2px;
  border-radius:2px;
  background:currentColor;
  transition:transform .2s var(--ease),top .2s var(--ease),opacity .2s var(--ease);
}
.nav-toggle__bars::before{top:-5px}
.nav-toggle__bars::after{top:5px}
.nav-toggle[aria-expanded="true"] .nav-toggle__bars{background:transparent}
.nav-toggle[aria-expanded="true"] .nav-toggle__bars::before{top:0;transform:rotate(45deg)}
.nav-toggle[aria-expanded="true"] .nav-toggle__bars::after{top:0;transform:rotate(-45deg)}

/* ---------- 8 · 按钮 ---------- */
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:.45rem;
  padding:.72rem 1.15rem;
  border:1px solid transparent;
  border-radius:var(--r-pill);
  font-family:var(--font-body);
  font-size:.875rem;
  font-weight:600;
  line-height:1;
  letter-spacing:.02em;
  white-space:nowrap;
  cursor:pointer;
  transition:transform .18s var(--ease),background-color .18s var(--ease),
             color .18s var(--ease),border-color .18s var(--ease),box-shadow .18s var(--ease);
}
.btn--cta{
  background:var(--c-lime);
  color:var(--c-ink);
  box-shadow:0 10px 26px -18px rgba(182,255,59,.9);
}
.btn--cta:hover{background:#C9FF62;color:var(--c-ink);transform:translateY(-1px)}
.btn--ghost{
  background:rgba(13,42,28,.5);
  color:var(--c-mist);
  border-color:rgba(126,147,137,.45);
}
.btn--ghost:hover{border-color:var(--c-mint);color:var(--c-mint);transform:translateY(-1px)}
.btn--sm{padding:.5rem .85rem;font-size:.78rem}

/* ---------- 9 · 面板体系 ---------- */
.panel{
  position:relative;
  padding:clamp(1.25rem,3vw,2rem);
  border:var(--edge);
  border-radius:var(--r-lg);
  background:var(--c-panel);
  box-shadow:var(--shadow-1);
  transition:transform .2s var(--ease),border-color .2s var(--ease),box-shadow .2s var(--ease);
}
.panel--float{
  background:linear-gradient(160deg,#123524 0%,#0A2115 100%);
  box-shadow:var(--shadow-2);
}
.panel--link{display:block}
.panel--link:hover,
.panel--link:focus-visible{
  transform:translateY(-2px);
  border-color:rgba(182,255,59,.5);
  box-shadow:var(--shadow-2);
}
.panel__index{
  display:block;
  margin-bottom:.5rem;
  font-family:var(--font-data);
  font-size:.68rem;
  letter-spacing:.16em;
  text-transform:uppercase;
  color:var(--c-mute);
}
.panel__title{
  margin:0 0 .6rem;
  font-family:var(--font-display);
  font-size:1.375rem;
  line-height:1.3;
  color:var(--c-mist);
}
.panel__body{color:rgba(235,245,236,.82);font-size:1rem}
.panel__foot{
  display:flex;
  flex-wrap:wrap;
  gap:.5rem;
  align-items:center;
  margin-top:1.1rem;
  padding-top:1rem;
  border-top:var(--edge);
}

/* ---------- 10 · 胶囊与状态 ---------- */
.pill{
  display:inline-flex;
  align-items:center;
  gap:.4rem;
  padding:.3rem .72rem;
  border:1px solid rgba(126,147,137,.38);
  border-radius:var(--r-pill);
  background:rgba(13,42,28,.72);
  font-family:var(--font-data);
  font-size:.7rem;
  letter-spacing:.08em;
  line-height:1.5;
  color:var(--c-mute);
  transition:border-color .18s var(--ease),color .18s var(--ease),transform .18s var(--ease);
}
.pill:hover{border-color:rgba(75,227,155,.6);color:var(--c-mist)}
.pill--lime{background:var(--c-lime);color:var(--c-ink);border-color:var(--c-lime)}
.pill--lime:hover{color:var(--c-ink)}
.pill--mint{color:var(--c-mint);border-color:rgba(75,227,155,.45)}
.pill--amber{color:var(--c-amber);border-color:rgba(255,174,43,.45)}
.pill--blue{color:var(--c-blue);border-color:rgba(63,201,255,.45)}

/* ---------- 11 · 面包屑 ---------- */
.breadcrumbs{
  max-width:var(--wrap);
  margin-inline:auto;
  padding:1.1rem clamp(1rem,4vw,2rem) 0;
}
.breadcrumbs__list{
  display:flex;
  flex-wrap:wrap;
  gap:.35rem 0;
  margin:0;
  padding:0;
  list-style:none;
  font-family:var(--font-data);
  font-size:.72rem;
  letter-spacing:.08em;
  color:var(--c-mute);
}
.breadcrumbs__list li+li::before{
  content:"／";
  margin:0 .5rem;
  color:rgba(126,147,137,.6);
}
.breadcrumbs__list a:hover{color:var(--c-blue)}
.breadcrumbs__list [aria-current="page"]{color:var(--c-mist)}

/* ---------- 12 · 正文与浅纸阅读区 ---------- */
.prose{
  max-width:68ch;
  font-size:1.0625rem;
  line-height:1.85;
  color:rgba(235,245,236,.86);
}
.prose h2,.prose h3{margin-top:2em}
.prose ul,.prose ol{margin:0 0 1.1em;padding-left:1.35em}
.prose li{margin-bottom:.45em}
.prose a{color:var(--c-blue);text-decoration:underline;text-underline-offset:3px}
.paper{
  padding:clamp(1.5rem,4vw,3rem);
  border-radius:var(--r-lg);
  background:var(--c-paper);
  color:#0B1F14;
}
.paper h2,.paper h3{color:#0B1F14}
.paper a{color:#0E5B39;text-decoration:underline;text-underline-offset:3px}
.paper .panel__index,.paper .u-label{color:#5B7268}
.paper .prose{color:#12301F}

/* ---------- 13 · 数据表 ---------- */
.data-table{
  width:100%;
  border-collapse:collapse;
  font-size:.92rem;
  font-variant-numeric:tabular-nums;
}
.data-table caption{
  margin-bottom:.7rem;
  text-align:left;
  font-family:var(--font-data);
  font-size:.7rem;
  letter-spacing:.14em;
  color:var(--c-mute);
}
.data-table th,
.data-table td{
  padding:.7rem .75rem;
  border-bottom:1px solid rgba(126,147,137,.2);
  text-align:left;
  vertical-align:middle;
}
.data-table th{
  font-family:var(--font-data);
  font-size:.7rem;
  font-weight:600;
  letter-spacing:.1em;
  color:var(--c-mute);
  text-transform:uppercase;
}
.data-table tbody tr:hover{background:rgba(75,227,155,.06)}
.data-table .num,
.data-table td.num,
.data-table th.num{
  font-family:var(--font-data);
  font-variant-numeric:tabular-nums;
  text-align:right;
  color:var(--c-mist);
}
.data-table .is-up{color:var(--c-lime)}
.data-table .is-down{color:var(--c-amber)}

/* ---------- 14 · 横向索引条 ---------- */
.rail-scroll{
  display:flex;
  gap:.75rem;
  padding:.25rem .25rem 1rem;
  overflow-x:auto;
  scroll-snap-type:x proximity;
  -webkit-overflow-scrolling:touch;
  scrollbar-width:thin;
}
.rail-scroll > *{flex:0 0 auto;scroll-snap-align:start}
.rail-scroll:focus-visible{outline:2px solid var(--c-lime);outline-offset:4px;border-radius:var(--r-md)}

/* ---------- 15 · 图片容器（页面阶段放占位图） ---------- */
.media{
  position:relative;
  display:block;
  overflow:hidden;
  aspect-ratio:16 / 9;
  border:var(--edge);
  border-radius:var(--r-md);
  background:linear-gradient(150deg,#0D2A1C 0%,#06170F 72%);
}
.media > img,
.media > svg,
.media > picture > img{
  width:100%;
  height:100%;
  object-fit:cover;
  display:block;
}
.media--wide{aspect-ratio:21 / 9}
.media--square{aspect-ratio:1 / 1}
.media--portrait{aspect-ratio:3 / 4}
.media--tall{aspect-ratio:4 / 5}
.media--empty::after{
  content:"";
  position:absolute;
  inset:0;
  background-image:radial-gradient(rgba(126,147,137,.3) 1px,transparent 1px);
  background-size:14px 14px;
  opacity:.5;
  pointer-events:none;
}
.media__tag{
  position:absolute;
  left:.7rem;top:.7rem;
  z-index:2;
  padding:.26rem .6rem;
  border-radius:var(--r-pill);
  background:rgba(3,17,10,.78);
  font-family:var(--font-data);
  font-size:.66rem;
  letter-spacing:.1em;
  color:var(--c-mint);
}
.media__caption,
.figcaption{
  margin-top:.6rem;
  font-family:var(--font-data);
  font-size:.76rem;
  letter-spacing:.04em;
  color:var(--c-mute);
}

/* ---------- 16 · 显现动效（JS 开关） ---------- */
.js-reveal-ready [data-reveal]{
  opacity:0;
  transform:translateY(12px);
  transition:opacity .24s var(--ease),transform .24s var(--ease);
}
.js-reveal-ready [data-reveal].is-visible{opacity:1;transform:none}

/* ---------- 17 · 页脚 ---------- */
.site-footer{
  position:relative;
  margin-top:clamp(3rem,8vw,6rem);
  overflow:hidden;
  border-top:1px solid rgba(182,255,59,.18);
  background:linear-gradient(180deg,#03110A 0%,#06170F 100%);
}
.site-footer::before{
  content:"";
  position:absolute;
  inset:0;
  pointer-events:none;
  background-image:
    radial-gradient(680px 260px at 12% -30%,rgba(182,255,59,.1),transparent 70%),
    repeating-linear-gradient(96deg,rgba(126,147,137,.08) 0 1px,transparent 1px 86px);
}
.site-footer__inner{
  position:relative;
  max-width:var(--wrap);
  margin-inline:auto;
  padding:clamp(2.5rem,6vw,4.5rem) clamp(1rem,4vw,2rem) 1.5rem;
}
.footer-grid{
  display:grid;
  grid-template-columns:1.5fr 1fr 1fr 1.2fr;
  gap:clamp(1.5rem,3vw,2.5rem);
}
.footer-brand__note{
  margin:.9rem 0 0;
  max-width:34ch;
  font-size:.9rem;
  line-height:1.8;
  color:rgba(235,245,236,.7);
}
.footer-tags{
  display:flex;
  flex-wrap:wrap;
  gap:.45rem;
  margin:1rem 0 0;
  padding:0;
  list-style:none;
}
.footer-nav__title{
  margin:0 0 .9rem;
  font-family:var(--font-data);
  font-size:.7rem;
  font-weight:600;
  letter-spacing:.16em;
  color:var(--c-mint);
}
.footer-nav__list{
  display:grid;
  gap:.55rem;
  margin:0;
  padding:0;
  list-style:none;
}
.footer-link{
  display:inline-block;
  font-size:.9rem;
  color:rgba(235,245,236,.72);
  transition:color .18s var(--ease),transform .18s var(--ease);
  transform-origin:left center;
}
.footer-link:hover{color:var(--c-lime);transform:translateX(4px)}
.footer-link--sm{font-size:.78rem;color:var(--c-mute)}
.footer-contact__note{
  margin:.9rem 0 0;
  font-size:.76rem;
  line-height:1.7;
  color:var(--c-mute);
}
.contact-list{
  display:grid;
  gap:.55rem;
  margin:0;
  padding:0;
  list-style:none;
}
.contact-row{
  display:grid;
  grid-template-columns:52px 1fr;
  gap:.6rem;
  align-items:baseline;
  font-size:.86rem;
}
.contact-row__key{
  font-family:var(--font-data);
  font-size:.68rem;
  letter-spacing:.12em;
  color:var(--c-mute);
}
.contact-row__val{color:var(--c-mist);word-break:break-word}
.site-footer__legal{
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  justify-content:space-between;
  gap:.75rem 1.5rem;
  margin-top:clamp(2rem,5vw,3rem);
  padding-top:1.25rem;
  border-top:1px solid rgba(126,147,137,.2);
  font-size:.78rem;
  color:var(--c-mute);
}
.legal-line{
  margin:0;
  font-family:var(--font-data);
  font-size:.76rem;
  letter-spacing:.04em;
}
.legal-links{
  display:flex;
  flex-wrap:wrap;
  gap:1.25rem;
  margin:0;
  padding:0;
  list-style:none;
}

/* ---------- 18 · 响应式 ---------- */
@media (min-width:1180px){
  body{padding-left:var(--rail)}
  .coord-rail{
    position:fixed;
    top:0;bottom:0;left:0;
    z-index:95;
    display:flex;
    flex-direction:column;
    align-items:center;
    justify-content:space-between;
    width:var(--rail);
    padding:14px 0 20px;
    background:var(--c-ink);
    border-right:1px solid rgba(126,147,137,.22);
  }
  .coord-rail__label{
    writing-mode:vertical-rl;
    font-family:var(--font-data);
    font-size:10px;
    letter-spacing:.28em;
    color:var(--c-mute);
  }
  .coord-rail__line{
    position:relative;
    flex:1 1 auto;
    width:2px;
    margin:18px 0;
    border-radius:2px;
    background:rgba(126,147,137,.25);
    overflow:hidden;
  }
  .coord-rail__progress{
    position:absolute;
    inset:0;
    display:block;
    background:linear-gradient(180deg,var(--c-lime),var(--c-mint));
    transform:scaleY(var(--progress,0));
    transform-origin:top center;
  }
  .coord-rail__mark{
    font-family:var(--font-data);
    font-size:10px;
    letter-spacing:.14em;
    color:var(--c-lime);
  }
}

@media (max-width:1180px) and (min-width:1024px){
  .site-nav__link{font-size:.82rem;padding:.4rem .12rem}
  .site-nav__list{gap:.45rem}
  .btn{padding:.62rem .92rem;font-size:.8rem}
  .brand__line{display:none}
}

@media (max-width:1023px){
  :root{--header-h:92px}
  .nav-toggle{display:inline-flex}
  .header-actions .btn{display:none}

  .site-nav{
    position:fixed;
    top:0;right:0;
    z-index:100;
    width:min(92vw,420px);
    height:100vh;
    height:100dvh;
    margin:0;
    padding:calc(var(--header-h) + 24px) clamp(1.25rem,6vw,2rem) 2rem;
    overflow-y:auto;
    background:linear-gradient(180deg,#0A2115 0%,#06170F 62%);
    border-left:1px solid rgba(182,255,59,.22);
    box-shadow:-28px 0 60px -40px rgba(0,0,0,.95);
    transform:translateX(103%);
    visibility:hidden;
    transition:transform .26s var(--ease),visibility .26s linear;
  }
  .site-nav[data-open]{transform:translateX(0);visibility:visible}
  .site-nav__list{
    flex-direction:column;
    align-items:stretch;
    gap:0;
  }
  .site-nav__list li{border-bottom:1px solid rgba(126,147,137,.2)}
  .site-nav__link{
    display:flex;
    align-items:baseline;
    gap:.75rem;
    width:100%;
    padding:1rem .2rem;
    font-family:var(--font-display);
    font-size:1.2rem;
    color:var(--c-mist);
  }
  .site-nav__link::before{
    content:attr(data-index);
    font-family:var(--font-data);
    font-size:.7rem;
    letter-spacing:.14em;
    color:var(--c-mute);
  }
  .site-nav__link::after{
    left:.2rem;right:auto;
    width:2.2rem;
    bottom:.35rem;
  }
  .site-nav__link[aria-current="page"]{color:var(--c-lime)}
  .site-nav__actions{
    display:grid;
    gap:.7rem;
    margin-top:1.75rem;
  }
  .site-nav__actions .btn{width:100%;padding:.85rem 1rem}
}
@media (max-width:1023px){
  .site-header__strip{padding-top:.4rem;padding-bottom:.4rem}
}

@media (max-width:980px){
  .footer-grid{grid-template-columns:1fr 1fr}
  .footer-contact{grid-column:1 / -1}
}
@media (max-width:720px){
  body{font-size:16px}
  .strip__note{display:none}
  .site-header__strip{justify-content:flex-start}
  .brand__line{display:none}
  .site-footer__legal{flex-direction:column;align-items:flex-start}
}
@media (max-width:600px){
  .footer-grid{grid-template-columns:1fr;gap:1.75rem}
  .grid{grid-template-columns:1fr}
}

/* ---------- 19 · 减少动效 ---------- */
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  *,*::before,*::after{
    animation-duration:.001ms !important;
    animation-iteration-count:1 !important;
    transition-duration:.001ms !important;
  }
  .js-reveal-ready [data-reveal]{opacity:1;transform:none}
  .btn:hover,.btn--ghost:hover,.panel--link:hover,.footer-link:hover,.pill:hover{transform:none}
}