/* ==========================================================================
   浩瀚体育 · 全站共享样式 /assets/site.css
   深空底蓝 + 战术板蓝分区 + 荧光信号绿强调 + 电子橙关键数字
   粗野主义骨架：2px 描边、无模糊硬阴影、零圆角
   ========================================================================== */

/* ---------- 1. 变量 ---------- */
:root{
  --ink:#050B18;
  --panel:#0C1D38;
  --steel:#1B3557;
  --signal:#3BFF9B;
  --signal-dim:#1FA96A;
  --orange:#FF8A2B;
  --violet:#7A5CFF;
  --text:#F2F6FF;
  --muted:#9AB0CC;
  --frost:#DCEDF7;

  --font-display:"Oswald","Barlow Condensed","Noto Sans SC",sans-serif;
  --font-data:"JetBrains Mono","IBM Plex Mono","SFMono-Regular",monospace;
  --font-body:"Noto Sans SC","PingFang SC","Microsoft YaHei",sans-serif;

  --rail-w:208px;
  --wrap:1240px;
  --edge:2px solid var(--steel);
  --shadow-hard:6px 6px 0 var(--steel);
  --shadow-hard-lg:10px 10px 0 var(--steel);
  --shadow-soft:4px 4px 0 var(--steel);
  --ease:.18s ease;
}

/* ---------- 2. 重置与底色 ---------- */
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  color:var(--text);
  font-family:var(--font-body);
  font-size:16px;
  line-height:1.75;
  background-color:var(--ink);
  background-image:
    radial-gradient(1100px 560px at 12% -12%, rgba(59,255,155,.10), transparent 62%),
    radial-gradient(900px 520px at 100% 6%, rgba(122,92,255,.10), transparent 60%),
    repeating-linear-gradient(to bottom, rgba(220,237,247,.035) 0 1px, transparent 1px 6px);
  background-attachment:fixed;
}
img{max-width:100%;display:block}
main{display:block}
#main-content:focus{outline:none}

h1,h2,h3,h4{font-family:var(--font-display);font-weight:600;letter-spacing:-.02em;line-height:1.1;margin:0 0 .55em}
p{margin:0 0 1em}
a{color:var(--signal);text-decoration:none}
a:hover{text-decoration:underline;text-underline-offset:3px}
strong,b{font-weight:600}
:focus-visible{outline:3px solid var(--signal);outline-offset:2px}

.visually-hidden{position:absolute!important;width:1px;height:1px;margin:-1px;padding:0;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap;border:0}
.wrap{width:100%;max-width:var(--wrap);margin-inline:auto;padding-inline:clamp(16px,3vw,32px)}

/* ---------- 3. 跳转链接 ---------- */
.skip-link{
  position:absolute;left:12px;top:-80px;z-index:200;
  background:var(--signal);color:#04121C;
  font-family:var(--font-data);font-size:14px;font-weight:700;
  padding:10px 16px;border:2px solid #04121C;transition:top var(--ease);
}
.skip-link:focus{top:10px;text-decoration:none}

/* ---------- 4. 头部 ---------- */
.site-header{
  position:sticky;top:0;z-index:50;
  background:rgba(5,11,24,.96);
  border-bottom:2px solid var(--steel);
  isolation:isolate;
}
.progress-rail{position:absolute;left:0;right:0;bottom:-2px;height:3px;z-index:3;background:rgba(27,53,87,.6);pointer-events:none}
.progress-rail__fill{display:block;height:100%;width:0;background:linear-gradient(90deg,var(--signal),var(--orange))}

.scanline{position:absolute;inset:0;overflow:hidden;pointer-events:none;z-index:1}
.scanline::before{
  content:"";position:absolute;top:0;bottom:0;left:0;width:18%;
  background:linear-gradient(90deg,transparent,rgba(59,255,155,.14),transparent);
  animation:scanSweep 6s linear infinite;
}
@keyframes scanSweep{from{transform:translateX(-120%)}to{transform:translateX(620%)}}

/* 4.1 上层：口径与联系 */
.topbar{background:var(--panel);border-bottom:2px solid var(--steel);font-family:var(--font-data);font-size:13px}
.topbar__inner{display:flex;align-items:center;gap:14px;min-height:40px}
.topbar__brand{
  margin:0;display:flex;align-items:center;gap:8px;color:var(--muted);
  white-space:nowrap;overflow:hidden;text-overflow:ellipsis;
}
.topbar__brand::before{content:"";flex:0 0 auto;width:8px;height:8px;background:var(--signal);box-shadow:0 0 0 2px rgba(59,255,155,.22)}
.topbar__round{margin:0;color:var(--signal);letter-spacing:.08em;white-space:nowrap}
.topbar__meta{display:flex;align-items:center;gap:14px;margin-left:auto}
.topbar__phone{color:var(--muted);white-space:nowrap}
.topbar__cta{color:var(--signal);border:2px solid var(--signal);padding:2px 10px;font-weight:700;letter-spacing:.04em;white-space:nowrap}
.topbar__cta:hover{background:var(--signal);color:#04121C;text-decoration:none}

/* 4.2 栏目层 */
.navlayer{position:relative;background:linear-gradient(180deg,rgba(12,29,56,.92),rgba(5,11,24,.92))}
.navlayer__inner{display:flex;align-items:center;gap:18px;padding-block:12px}

.brand{display:flex;align-items:center;gap:12px;color:var(--text);flex:0 0 auto}
.brand:hover{text-decoration:none}
.brand__mark{
  width:42px;height:42px;display:grid;place-items:center;
  background:var(--signal);color:#04121C;
  font-family:var(--font-display);font-size:22px;font-weight:700;
  border:2px solid #04121C;box-shadow:var(--shadow-soft);
}
.brand__text{display:flex;flex-direction:column;font-family:var(--font-display);font-size:20px;font-weight:600;line-height:1.05;letter-spacing:-.01em}
.brand__text em{font-family:var(--font-data);font-size:11px;font-style:normal;color:var(--muted);letter-spacing:.06em;margin-top:4px}

.site-nav{margin-left:20px}
.site-nav__list{display:flex;align-items:center;gap:2px;list-style:none;margin:0;padding:0}
.site-nav__item{position:relative}
.site-nav__link{position:relative;display:block;padding:9px 12px;color:var(--frost);font-size:15px;font-weight:500;white-space:nowrap}
.site-nav__link::after{
  content:"";position:absolute;left:12px;right:12px;bottom:1px;height:3px;
  background:var(--signal);transform:scaleX(0);transform-origin:left;transition:transform var(--ease);
}
.site-nav__link:hover{color:var(--signal);text-decoration:none}
.site-nav__link:hover::after,
.site-nav__link[aria-current="page"]::after{transform:scaleX(1)}
.site-nav__link[aria-current="page"]{color:var(--signal)}

.search-slot{
  display:flex;align-items:center;gap:10px;margin-left:auto;
  min-width:198px;padding:8px 14px;
  border:var(--edge);background:#08152A;color:var(--muted);
  font-family:var(--font-data);font-size:13px;
}
.search-slot:hover{border-color:var(--signal);color:var(--text);text-decoration:none}
.search-slot__icon{position:relative;flex:0 0 auto;width:12px;height:12px;border:2px solid currentColor;border-radius:50%}
.search-slot__icon::after{content:"";position:absolute;right:-6px;bottom:-3px;width:8px;height:2px;background:currentColor;transform:rotate(45deg)}
.search-slot__text{white-space:nowrap;overflow:hidden;text-overflow:ellipsis}

.score-cta{
  font-family:var(--font-display);font-size:16px;font-weight:600;letter-spacing:.06em;
  padding:9px 18px;background:var(--orange);color:#1A0A00;
  border:2px solid #1A0A00;box-shadow:var(--shadow-soft);white-space:nowrap;
  transition:transform var(--ease),box-shadow var(--ease),background var(--ease);
}
.score-cta:hover{background:var(--signal);color:#04121C;text-decoration:none;transform:translate(-2px,-2px);box-shadow:var(--shadow-hard)}

.nav-toggle{
  display:none;align-items:center;gap:9px;cursor:pointer;
  background:transparent;border:var(--edge);color:var(--frost);
  font-family:var(--font-data);font-size:13px;padding:8px 12px;
}
.nav-toggle__bars{display:flex;flex-direction:column;gap:3px;width:20px}
.nav-toggle__bars i{display:block;height:2px;background:var(--signal)}
.nav-toggle[aria-expanded="true"]{border-color:var(--signal);color:var(--signal)}

/* 4.3 轮次刻度轨 */
.round-rail{
  position:fixed;top:0;bottom:0;left:0;width:var(--rail-w);z-index:60;
  display:flex;flex-direction:column;gap:10px;
  padding:16px 14px 18px;
  background:linear-gradient(180deg,#08152A 0%,#050B18 55%,#08152A 100%);
  border-right:2px solid var(--steel);
}
.round-rail__head{
  margin:0;display:flex;justify-content:space-between;gap:8px;
  font-family:var(--font-data);font-size:12px;letter-spacing:.08em;color:var(--muted);
}
.round-rail__head span{color:var(--signal)}
.round-rail__list{
  flex:1;list-style:none;margin:0;padding:0 0 0 12px;
  border-left:2px solid var(--steel);
  display:flex;flex-direction:column;gap:2px;
  overflow-y:auto;scroll-snap-type:y proximity;overscroll-behavior:contain;
}
.round-rail__item{scroll-snap-align:center}
.round-rail__btn{
  position:relative;display:block;width:100%;text-align:left;cursor:pointer;
  background:none;border:0;padding:7px 8px;
  color:var(--muted);font-family:var(--font-data);font-size:13px;letter-spacing:.02em;
  transition:background var(--ease),color var(--ease);
}
.round-rail__btn::before{content:"";position:absolute;left:-14px;top:50%;width:8px;height:2px;background:var(--steel);transform:translateY(-50%)}
.round-rail__btn:hover{color:var(--text);background:rgba(59,255,155,.08)}
.round-rail__btn.is-current,
.round-rail__btn[aria-current="true"]{color:var(--signal);font-weight:700;background:rgba(59,255,155,.10)}
.round-rail__btn.is-current::before,
.round-rail__btn[aria-current="true"]::before{width:14px;left:-20px;height:4px;background:var(--signal)}

/* ---------- 5. 页脚 ---------- */
.site-footer{
  position:relative;overflow:hidden;margin-top:clamp(48px,7vw,88px);
  background:linear-gradient(180deg,#050B18 0%,#08152A 100%);
  border-top:2px solid var(--steel);
}
.footer-frost{
  position:absolute;left:0;right:0;bottom:0;height:140px;pointer-events:none;
  background-image:repeating-linear-gradient(115deg, rgba(220,237,247,.10) 0 1px, transparent 1px 16px);
  opacity:.55;
}
.footer-grid{
  position:relative;z-index:1;
  display:grid;grid-template-columns:1.5fr 1fr 1fr 1.3fr;gap:32px;
  padding:clamp(36px,5vw,60px) 0 34px;
}
.footer-col__title{
  margin:0 0 16px;font-family:var(--font-data);font-size:12px;font-weight:500;
  letter-spacing:.16em;text-transform:uppercase;color:var(--signal);
}
.footer-brand{
  margin:0 0 10px;font-family:var(--font-display);font-size:26px;font-weight:600;letter-spacing:-.02em;line-height:1.1;
}
.footer-brand span{display:block;margin-top:8px;font-family:var(--font-data);font-size:12px;color:var(--muted);letter-spacing:.06em}
.footer-note{max-width:34ch;margin:0 0 18px;color:var(--muted);font-size:14px;line-height:1.8}
.footer-icp{display:inline-block;padding:6px 10px;border:var(--edge);font-family:var(--font-data);font-size:12px;color:var(--frost)}
.footer-list{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:11px}
.footer-link{color:var(--frost);font-size:15px;border-bottom:1px solid transparent;padding-bottom:1px}
.footer-link:hover{color:var(--signal);border-bottom-color:var(--signal);text-decoration:none}
.footer-contact{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:12px;color:var(--muted);font-size:13px}
.footer-contact strong{display:block;margin-top:3px;font-family:var(--font-data);font-weight:500;color:var(--frost);font-size:14px;word-break:break-all}
.footer-contact__hint{font-family:var(--font-data);color:var(--signal-dim)}
.footer-baseline{
  position:relative;z-index:1;
  display:flex;flex-wrap:wrap;align-items:center;gap:10px 24px;
  padding:18px 0 30px;border-top:2px solid var(--steel);
  font-family:var(--font-data);font-size:12px;color:var(--muted);
}
.footer-data{margin:0;max-width:62ch}
.footer-legal{margin:0 0 0 auto;color:var(--frost);white-space:nowrap}

/* 返回顶部 */
.to-top{
  position:fixed;right:20px;bottom:20px;z-index:80;cursor:pointer;
  padding:10px 14px;background:var(--panel);color:var(--signal);
  border:2px solid var(--signal);box-shadow:var(--shadow-soft);
  font-family:var(--font-data);font-size:13px;
}
.to-top[hidden]{display:none}
.to-top:hover{background:var(--signal);color:#04121C}

/* ---------- 6. 通用内容骨架 ---------- */
.section{padding-block:clamp(36px,6vw,72px)}
.section__head{margin-bottom:clamp(20px,3vw,32px)}
.eyebrow{
  display:flex;align-items:center;gap:10px;margin:0 0 12px;
  font-family:var(--font-data);font-size:13px;letter-spacing:.16em;text-transform:uppercase;color:var(--signal);
}
.eyebrow::before{content:"";width:26px;height:2px;background:var(--signal)}
.section__title{font-size:clamp(28px,4.4vw,48px);max-width:22ch;margin:0 0 14px}
.section__lede{max-width:60ch;margin:0;color:var(--muted)}
.divider{height:2px;border:0;background:var(--steel);margin:clamp(28px,4vw,48px) 0}

.grid{display:grid;gap:20px}
.grid--2{grid-template-columns:repeat(2,minmax(0,1fr))}
.grid--3{grid-template-columns:repeat(3,minmax(0,1fr))}
.grid--aside{grid-template-columns:minmax(0,1.6fr) minmax(0,1fr)}

/* ---------- 7. 组件 ---------- */
.card{
  background:var(--panel);border:var(--edge);box-shadow:var(--shadow-hard);
  padding:clamp(18px,2.4vw,26px);
  transition:transform var(--ease),box-shadow var(--ease);
}
.card--flat{box-shadow:none}
.card:hover{transform:translate(-2px,-2px);box-shadow:var(--shadow-hard-lg)}
.card__title{margin:0 0 8px;font-size:22px}
.card__meta{margin:0 0 12px;font-family:var(--font-data);font-size:12px;letter-spacing:.08em;color:var(--muted)}
.card__body{margin:0;color:var(--muted);font-size:15px}

.btn{
  display:inline-flex;align-items:center;gap:8px;cursor:pointer;text-align:center;
  padding:12px 20px;border:2px solid var(--signal);background:transparent;color:var(--signal);
  font-family:var(--font-display);font-size:16px;font-weight:600;letter-spacing:.04em;
  box-shadow:var(--shadow-hard);
  transition:transform var(--ease),box-shadow var(--ease),background var(--ease),color var(--ease);
}
.btn:hover{background:var(--signal);color:#04121C;text-decoration:none;transform:translate(-2px,-2px);box-shadow:var(--shadow-hard-lg)}
.btn--solid{background:var(--signal);color:#04121C}
.btn--solid:hover{background:var(--frost)}
.btn--accent{border-color:var(--orange);color:var(--orange)}
.btn--accent:hover{background:var(--orange);color:#1A0A00}
.btn--ghost{border-color:var(--steel);color:var(--frost)}
.btn--ghost:hover{background:var(--steel);color:var(--text)}

.tag{
  display:inline-flex;align-items:center;gap:6px;
  padding:3px 9px;border:var(--edge);background:rgba(27,53,87,.35);
  font-family:var(--font-data);font-size:12px;letter-spacing:.06em;color:var(--muted);
}
.tag--signal{border-color:var(--signal);color:var(--signal)}
.tag--accent{border-color:var(--orange);color:var(--orange)}
.tag--violet{border-color:var(--violet);color:#B6A6FF}

.stat{display:flex;flex-direction:column;gap:4px}
.stat__value{font-family:var(--font-data);font-weight:700;line-height:1;letter-spacing:-.02em;font-size:clamp(40px,7vw,88px);color:var(--signal)}
.stat__value--accent{color:var(--orange)}
.stat__label{font-family:var(--font-data);font-size:12px;letter-spacing:.12em;text-transform:uppercase;color:var(--muted)}
.stat__delta{font-family:var(--font-data);font-size:14px;color:var(--signal)}
.stat__delta--down{color:var(--orange)}

.data-table{width:100%;border-collapse:collapse;font-family:var(--font-data);font-size:14px}
.data-table th{
  text-align:left;padding:10px 12px;border-bottom:2px solid var(--steel);
  font-size:12px;font-weight:500;letter-spacing:.1em;text-transform:uppercase;color:var(--muted);
}
.data-table td{padding:12px;border-bottom:1px solid rgba(27,53,87,.8);font-variant-numeric:tabular-nums}
.data-table tbody tr:hover td{background:rgba(59,255,155,.05)}

.breadcrumbs{padding-block:14px;font-family:var(--font-data);font-size:12px;color:var(--muted)}
.breadcrumbs__list{display:flex;flex-wrap:wrap;align-items:center;gap:8px;list-style:none;margin:0;padding:0}
.breadcrumbs__item{display:flex;align-items:center;gap:8px}
.breadcrumbs__item:not(:last-child)::after{content:"/";color:var(--steel)}
.breadcrumbs__link{color:var(--muted)}
.breadcrumbs__link:hover{color:var(--signal)}
.breadcrumbs__current{color:var(--signal)}

.tabs__list{display:flex;flex-wrap:wrap;gap:6px;margin-bottom:22px;border-bottom:2px solid var(--steel)}
.tabs__tab{
  position:relative;top:2px;cursor:pointer;
  padding:10px 16px;background:transparent;border:2px solid transparent;border-bottom:0;
  color:var(--muted);font-family:var(--font-display);font-size:16px;font-weight:600;letter-spacing:.04em;
}
.tabs__tab[aria-selected="true"]{color:var(--signal);border-color:var(--steel);background:var(--panel)}
.tabs__tab[aria-selected="true"]::after{content:"";position:absolute;left:0;right:0;bottom:-2px;height:3px;background:var(--signal)}
.tabs__panel{padding-top:4px}
.tabs__panel[hidden]{display:none}

/* 图片容器基础规则（页面阶段放置媒体） */
.media-frame{
  position:relative;display:block;overflow:hidden;aspect-ratio:16/9;
  border:var(--edge);box-shadow:var(--shadow-hard);
  background:linear-gradient(140deg,#0C1D38 0%,#050B18 58%,#0C1D38 100%);
}
.media-frame--wide{aspect-ratio:21/9}
.media-frame--tall{aspect-ratio:3/4}
.media-frame--square{aspect-ratio:1/1}
.media-frame__img{width:100%;height:100%;object-fit:cover}
.media-frame::after{
  content:"";position:absolute;inset:0;pointer-events:none;
  background-image:repeating-linear-gradient(0deg, rgba(220,237,247,.06) 0 1px, transparent 1px 5px);
}
.media-frame__caption{
  position:absolute;left:0;right:0;bottom:0;z-index:2;
  padding:8px 12px;border-top:2px solid var(--steel);background:rgba(5,11,24,.84);
  font-family:var(--font-data);font-size:12px;color:var(--muted);
}

[data-reveal]{opacity:0;transform:translateY(14px);transition:opacity .4s ease,transform .4s ease}
[data-reveal].is-visible{opacity:1;transform:none}

/* ---------- 8. 响应式 ---------- */
@media (min-width:1024px){
  body{padding-left:var(--rail-w)}
}

@media (max-width:1023px){
  body{padding-left:0}
  .round-rail{
    position:static;width:auto;height:auto;flex-direction:row;align-items:center;gap:12px;
    padding:9px 0 11px;border-right:0;border-top:2px solid var(--steel);overflow:hidden;
  }
  .round-rail__head{flex:0 0 auto;flex-direction:column;gap:0;line-height:1.3}
  .round-rail__list{
    flex:1;flex-direction:row;border-left:0;padding:0;gap:6px;
    overflow-x:auto;overflow-y:hidden;scroll-snap-type:x proximity;
  }
  .round-rail__btn{width:auto;white-space:nowrap;border:2px solid var(--steel);padding:5px 10px;font-size:12px}
  .round-rail__btn::before{display:none}
  .round-rail__btn.is-current,
  .round-rail__btn[aria-current="true"]{border-color:var(--signal)}
}

@media (max-width:899px){
  .nav-toggle{display:flex}
  .search-slot{display:none}
  .brand__mark{width:36px;height:36px;font-size:19px}
  .brand__text{font-size:17px}
  .brand__text em{display:none}
  .score-cta{margin-left:auto;font-size:15px;padding:8px 13px}
  .site-nav{
    position:absolute;left:0;right:0;top:100%;z-index:40;display:none;
    max-height:62vh;overflow:auto;padding:6px 0;
    background:#08152A;border-top:2px solid var(--steel);border-bottom:2px solid var(--steel);
  }
  .site-nav[data-open]{display:block}
  .site-nav__list{flex-direction:column;align-items:stretch;gap:0}
  .site-nav__link{padding:14px 20px;font-size:17px;border-bottom:1px solid rgba(27,53,87,.7)}
  .site-nav__link::after{left:0;right:auto;top:0;bottom:0;width:4px;height:auto;transform:scaleY(0);transform-origin:top}
  .site-nav__link:hover::after,
  .site-nav__link[aria-current="page"]::after{transform:scaleY(1)}
  .footer-grid{grid-template-columns:1fr 1fr;gap:28px 24px}
  .footer-col--brand{grid-column:1 / -1}
  .footer-legal{margin-left:0}
}

@media (max-width:640px){
  .topbar__inner{overflow-x:auto;min-height:38px;gap:10px}
  .topbar__phone{display:none}
  .grid--2,.grid--3,.grid--aside{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr}
  .to-top{right:12px;bottom:12px}
}

@media (max-width:420px){
  .topbar__brand{display:none}
  .topbar__round{margin-right:auto}
}

/* ---------- 9. 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}
  [data-reveal]{opacity:1;transform:none}
}