/* V体育赛事 · /assets/site.css · 共享外壳 */

:root{
  --ink:#050A14;
  --deep:#0B1526;
  --panel:#101E33;
  --raise:#17293F;
  --rule:#4A5872;
  --text:#E8F1FA;
  --muted:#93A6BA;
  --cyan:#22E7C8;
  --orange:#FF4D2E;
  --yellow:#FFD629;
  --green:#1F8A70;
  --radius:4px;
  --radius-lg:6px;
  --pill:999px;
  --shell:1280px;
  --gutter:clamp(16px,4vw,48px);
  --font-sans:"Helvetica Neue",Arial,"PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;
  --font-mono:"JetBrains Mono",ui-monospace,SFMono-Regular,Menlo,Consolas,"Courier New",monospace;
  --dur:.18s;
}

*,*::before,*::after{box-sizing:border-box}

html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}

body{
  margin:0;
  padding:0;
  min-height:100%;
  background-color:var(--ink);
  background-image:
    linear-gradient(rgba(74,88,114,.10) 1px,transparent 1px),
    linear-gradient(90deg,rgba(74,88,114,.10) 1px,transparent 1px),
    radial-gradient(1200px 620px at 82% -8%,rgba(34,231,200,.07),transparent 68%),
    radial-gradient(900px 480px at 0% 100%,rgba(255,77,46,.05),transparent 72%);
  background-size:64px 64px,64px 64px,100% 100%,100% 100%;
  background-attachment:fixed,fixed,fixed,fixed;
  color:var(--text);
  font-family:var(--font-sans);
  font-size:16px;
  line-height:1.75;
  letter-spacing:.01em;
  -webkit-font-smoothing:antialiased;
}

body.nav-open{overflow:hidden}

h1,h2,h3,h4,p,figure,blockquote{margin:0}
ul,ol{margin:0;padding:0;list-style:none}
img{max-width:100%}
button{font:inherit;color:inherit}
::selection{background:var(--cyan);color:#04121A}

a{color:var(--cyan);text-decoration:none;transition:color var(--dur) ease,background-color var(--dur) ease,border-color var(--dur) ease}
a:hover{text-decoration:underline;text-underline-offset:3px}

:focus-visible{outline:2px solid var(--cyan);outline-offset:2px;border-radius:2px}

.sr-only{position:absolute;width:1px;height:1px;margin:-1px;padding:0;overflow:hidden;clip:rect(0 0 0 0);clip-path:inset(50%);white-space:nowrap;border:0}

.mono{font-family:var(--font-mono);font-variant-numeric:tabular-nums;letter-spacing:.06em}

/* ---------- 版式基元 ---------- */
.display{
  font-family:var(--font-sans);
  font-weight:800;
  font-size:clamp(34px,6vw,72px);
  line-height:1.04;
  letter-spacing:-.02em;
  text-transform:uppercase;
  color:var(--text);
}
.display-figure{
  display:block;
  font-family:var(--font-mono);
  font-variant-numeric:tabular-nums;
  font-weight:700;
  font-size:clamp(48px,9vw,132px);
  line-height:.92;
  letter-spacing:-.03em;
  color:var(--text);
}
h1{font-size:clamp(30px,4.4vw,48px);line-height:1.16;font-weight:800;letter-spacing:-.015em}
h2{font-size:clamp(23px,3vw,32px);line-height:1.24;font-weight:700;letter-spacing:-.01em}
h3{font-size:clamp(18px,2.1vw,24px);line-height:1.34;font-weight:600}
h4{font-size:18px;line-height:1.4;font-weight:600}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-family:var(--font-mono);font-size:12px;letter-spacing:.22em;
  text-transform:uppercase;color:var(--muted);margin-bottom:14px;
}
.eyebrow::before{content:"";width:26px;height:1px;background:var(--cyan);display:inline-block}
.lede{font-size:clamp(17px,1.7vw,20px);line-height:1.7;color:var(--text);max-width:62ch}
.prose{max-width:42rem;color:var(--muted)}
.prose p+p{margin-top:1.35em}
.prose strong{color:var(--text);font-weight:600}
.rule{height:1px;background:var(--rule);border:0;margin:clamp(24px,4vw,48px) 0;opacity:.6}
.mark{color:var(--orange)}
.mark--yellow{color:var(--yellow)}
.mark--cyan{color:var(--cyan)}
.mark--green{color:var(--green)}

/* ---------- 布局 ---------- */
.container{width:100%;max-width:var(--shell);margin-inline:auto;padding-inline:var(--gutter)}
.section{position:relative;padding-block:clamp(48px,7vw,104px)}
.section--deep{background:var(--deep)}
.section--ink{background:var(--ink)}
.section--rest{padding-block:clamp(64px,10vw,160px);background:var(--ink)}
.section-head{display:flex;flex-wrap:wrap;align-items:flex-end;justify-content:space-between;gap:16px;margin-bottom:clamp(20px,3vw,40px)}
.grid{display:grid;gap:clamp(16px,2vw,28px)}
.grid-12{grid-template-columns:repeat(12,minmax(0,1fr))}
.col-3{grid-column:span 3}
.col-4{grid-column:span 4}
.col-5{grid-column:span 5}
.col-6{grid-column:span 6}
.col-7{grid-column:span 7}
.col-8{grid-column:span 8}
.col-9{grid-column:span 9}
.col-12{grid-column:span 12}
.page-head{padding-top:clamp(112px,13vw,176px)}
#main-content{scroll-margin-top:112px}
.index-rail{
  font-family:var(--font-mono);font-size:11px;letter-spacing:.3em;
  text-transform:uppercase;color:var(--rule);writing-mode:vertical-rl;
}
.breadcrumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-family:var(--font-mono);font-size:12px;letter-spacing:.06em;color:var(--muted)}
.breadcrumb li{display:flex;align-items:center;gap:8px}
.breadcrumb li+li::before{content:"／";color:var(--rule)}
.breadcrumb a{color:var(--muted)}
.breadcrumb a:hover{color:var(--cyan)}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:.5em;
  padding:.62em 1.15em;
  border:1px solid var(--rule);
  border-radius:var(--radius);
  background:var(--panel);
  color:var(--text);
  font-size:14px;letter-spacing:.04em;line-height:1.4;
  text-decoration:none;cursor:pointer;
  transition:background-color var(--dur) ease,border-color var(--dur) ease,color var(--dur) ease;
}
.btn:hover{background:var(--raise);border-color:var(--cyan);color:#fff;text-decoration:none}
.btn--primary{background:var(--cyan);border-color:var(--cyan);color:#04121A;font-weight:700}
.btn--primary:hover{background:#5CF2DC;border-color:#5CF2DC;color:#04121A}
.btn--ghost{background:transparent}
.btn--ghost:hover{background:var(--raise)}

/* ---------- 面板与数据组件 ---------- */
.panel{
  background:var(--panel);
  border:1px solid var(--rule);
  border-radius:var(--radius);
  padding:clamp(16px,2.4vw,28px);
}
.panel--cut{
  border-radius:0;
  clip-path:polygon(0 0,calc(100% - 18px) 0,100% 18px,100% 100%,18px 100%,0 calc(100% - 18px));
}
.panel--hover{transition:background-color var(--dur) ease,border-color var(--dur) ease}
.panel--hover:hover,.panel--hover:focus-within{background:var(--raise);border-color:var(--cyan)}
.tag{
  display:inline-block;padding:3px 9px;
  border:1px solid var(--rule);border-radius:var(--radius);
  font-family:var(--font-mono);font-size:11px;letter-spacing:.14em;
  text-transform:uppercase;color:var(--muted);
}
.metric{display:flex;flex-direction:column;gap:6px;padding:12px 16px;border-left:2px solid var(--rule)}
.metric-value{font-family:var(--font-mono);font-variant-numeric:tabular-nums;font-size:clamp(28px,4vw,46px);line-height:1;color:var(--text)}
.metric-label{font-family:var(--font-mono);font-size:11px;letter-spacing:.16em;text-transform:uppercase;color:var(--muted)}
.metric--hot{border-left-color:var(--orange)}
.metric--hot .metric-value{color:var(--orange)}
.metric--cool{border-left-color:var(--yellow)}
.metric--cool .metric-value{color:var(--yellow)}
.metric--ok{border-left-color:var(--cyan)}
.metric--ok .metric-value{color:var(--cyan)}
.data-strip{
  display:flex;align-items:stretch;gap:0;
  border-top:1px solid var(--rule);border-bottom:1px solid var(--rule);
  background:var(--deep);
  overflow-x:auto;overscroll-behavior-x:contain;
  font-family:var(--font-mono);font-size:12.5px;letter-spacing:.06em;color:var(--muted);
}
.data-strip>*{padding:12px 18px;white-space:nowrap;border-right:1px solid rgba(74,88,114,.35)}
.data-strip>:last-child{border-right:0}

/* ---------- 图片容器（页面阶段放占位图） ---------- */
.media-frame{
  position:relative;display:block;overflow:hidden;
  background:var(--panel);
  border:1px solid var(--rule);border-radius:var(--radius);
}
.media-frame img{display:block;width:100%;height:100%;object-fit:cover;filter:saturate(.68) contrast(1.08) brightness(.82)}
.media-frame::after{
  content:"";position:absolute;inset:0;pointer-events:none;
  background:linear-gradient(180deg,rgba(5,10,20,0) 42%,rgba(5,10,20,.82));
}
.media-frame figcaption{
  position:absolute;left:0;right:0;bottom:0;z-index:2;
  padding:14px 16px;
  font-family:var(--font-mono);font-size:11.5px;letter-spacing:.08em;color:var(--muted);
}
.media-frame--wide{aspect-ratio:16/9}
.media-frame--tall{aspect-ratio:3/4}
.media-frame--square{aspect-ratio:1/1}

/* ---------- 跳至主内容 ---------- */
.skip-link{
  position:fixed;top:10px;left:10px;z-index:120;
  transform:translateY(-160%);
  padding:10px 16px;border-radius:var(--radius);
  background:var(--cyan);color:#04121A;font-weight:700;
  text-decoration:none;
  transition:transform var(--dur) ease;
}
.skip-link:focus{transform:none;text-decoration:none}

/* ---------- 头部 ---------- */
.site-header{
  position:fixed;top:0;left:0;right:0;z-index:70;
  padding:clamp(10px,1.4vw,16px) var(--gutter);
  pointer-events:none;
}
.header-inner{
  pointer-events:auto;
  max-width:var(--shell);margin-inline:auto;
  display:flex;align-items:center;gap:clamp(10px,2vw,26px);
  padding:8px 10px 8px 14px;
  background:rgba(11,21,38,.96);
  border:1px solid var(--rule);
  border-radius:var(--pill);
  transition:max-width .28s ease,margin .28s ease,border-color var(--dur) ease,background-color var(--dur) ease;
}
.header-rail{
  position:absolute;left:8px;top:110px;
  display:none;
  padding-left:2px;
}
.rail-label{
  writing-mode:vertical-rl;
  font-family:var(--font-mono);font-size:11px;letter-spacing:.32em;
  text-transform:uppercase;color:var(--rule);
}
.brand{display:inline-flex;align-items:center;gap:10px;color:var(--text);text-decoration:none;flex:0 0 auto}
.brand:hover{text-decoration:none;color:var(--text)}
.brand-mark{
  display:grid;place-items:center;
  width:32px;height:32px;flex:0 0 auto;
  border-radius:var(--radius);
  background:var(--cyan);color:#04121A;
  font-family:var(--font-mono);font-weight:700;font-size:16px;letter-spacing:0;
}
.brand-text{display:flex;flex-direction:column;line-height:1.15}
.brand-name{font-size:16px;font-weight:800;letter-spacing:.02em}
.brand-tagline{font-size:11px;letter-spacing:.06em;color:var(--muted)}

.nav-pill{
  flex:1 1 auto;min-width:0;
  display:flex;align-items:center;justify-content:center;gap:12px;
}
.nav-list{display:flex;align-items:center;flex-wrap:wrap;gap:2px}
.nav-list a{
  display:inline-block;padding:8px 12px;
  border:1px solid transparent;border-radius:var(--pill);
  font-size:14px;color:var(--muted);text-decoration:none;
  transition:color var(--dur) ease,background-color var(--dur) ease,border-color var(--dur) ease;
}
.nav-list a:hover{color:var(--text);background:var(--raise);border-color:rgba(34,231,200,.35);text-decoration:none}
.nav-list a[aria-current="page"]{background:var(--cyan);border-color:var(--cyan);color:#04121A;font-weight:700}
.nav-legal{display:none;gap:12px;font-family:var(--font-mono);font-size:12px;letter-spacing:.08em}
.nav-legal a{color:var(--muted);text-decoration:none}
.nav-legal a:hover{color:var(--cyan);text-decoration:none}

.header-actions{display:flex;align-items:center;gap:8px;flex:0 0 auto}
.header-actions .btn{padding:.5em 1em;font-size:13px}

.nav-toggle{
  display:none;
  flex-direction:column;align-items:center;justify-content:center;gap:4px;
  width:42px;height:42px;padding:0;
  background:var(--panel);border:1px solid var(--rule);border-radius:var(--radius);
  cursor:pointer;
  transition:background-color var(--dur) ease,border-color var(--dur) ease;
}
.nav-toggle:hover{background:var(--raise);border-color:var(--cyan)}
.nav-toggle-bar{display:block;width:18px;height:2px;background:var(--text);transition:transform .2s ease,opacity .2s ease}
.nav-toggle[aria-expanded="true"] .nav-toggle-bar:nth-child(1){transform:translateY(6px) rotate(45deg)}
.nav-toggle[aria-expanded="true"] .nav-toggle-bar:nth-child(2){opacity:0}
.nav-toggle[aria-expanded="true"] .nav-toggle-bar:nth-child(3){transform:translateY(-6px) rotate(-45deg)}

/* ---------- 页脚 ---------- */
.site-footer{
  position:relative;
  margin-top:clamp(56px,9vw,132px);
  background:var(--deep);
  border-top:1px solid var(--rule);
  color:var(--muted);
}
.footer-slash{
  height:6px;
  background:repeating-linear-gradient(115deg,var(--cyan) 0 14px,transparent 14px 36px);
  opacity:.45;
}
.footer-inner{
  max-width:var(--shell);margin-inline:auto;
  padding:clamp(36px,5vw,72px) var(--gutter);
  display:grid;grid-template-columns:1.5fr 2.2fr 1.5fr;gap:clamp(24px,4vw,56px);
}
.footer-brand .brand{margin-bottom:16px}
.footer-title{color:var(--text);font-size:clamp(20px,2.2vw,28px);font-weight:800;letter-spacing:-.01em;line-height:1.3}
.footer-sub{margin-top:12px;font-size:14px;line-height:1.75;color:var(--muted);max-width:36ch}
.footer-mono{margin-top:18px;font-family:var(--font-mono);font-size:11px;letter-spacing:.16em;color:var(--rule);text-transform:uppercase}
.footer-cols{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:clamp(16px,2.4vw,32px)}
.footer-col-title{
  font-family:var(--font-mono);font-size:11px;font-weight:400;letter-spacing:.24em;
  text-transform:uppercase;color:var(--rule);margin-bottom:14px;
}
.footer-col-list li+li{margin-top:9px}
.footer-col-list a{color:var(--muted);font-size:14px;text-decoration:none}
.footer-col-list a:hover{color:var(--cyan);text-decoration:none}
.contact-list li+li{margin-top:12px}
.contact-label{
  display:block;
  font-family:var(--font-mono);font-size:11px;letter-spacing:.18em;
  text-transform:uppercase;color:var(--rule);margin-bottom:2px;
}
.contact-value{display:block;color:var(--text);font-size:14px;line-height:1.6;word-break:break-word}
.footer-note{margin-top:14px;font-size:12.5px;line-height:1.7;color:var(--muted)}
.footer-bottom{
  max-width:var(--shell);margin-inline:auto;
  padding:18px var(--gutter) 34px;
  border-top:1px solid rgba(74,88,114,.35);
  display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:10px 24px;
  font-size:12.5px;
}
.footer-legal{font-family:var(--font-mono);letter-spacing:.1em;color:var(--muted)}
.footer-bottom .footer-note{margin-top:0}
.footer-copy{font-family:var(--font-mono);letter-spacing:.1em;color:var(--rule)}

/* ---------- 动效基元 ---------- */
.js [data-reveal]{opacity:0;transform:translateY(10px);transition:opacity .35s ease,transform .35s ease}
.js [data-reveal].is-visible{opacity:1;transform:none}

[data-node]{cursor:pointer}
[data-node]:focus-visible{outline:2px solid var(--cyan);outline-offset:2px}

.scroll-meter{
  position:fixed;top:0;left:0;height:2px;width:0;z-index:90;
  background:linear-gradient(90deg,var(--cyan),var(--orange) 62%,var(--yellow));
  pointer-events:none;
  transition:width .1s linear;
}

/* ---------- 断点 ---------- */
@media (min-width:1025px){
  .site-header[data-condensed="true"] .header-inner{
    max-width:900px;margin-left:auto;margin-right:0;
    border-color:rgba(34,231,200,.42);
    background:rgba(11,21,38,.98);
  }
  .site-header[data-condensed="true"] .brand-tagline{display:none}
  .site-header[data-condensed="true"] .nav-list a{padding:6px 10px;font-size:13px}
  .site-header[data-condensed="true"] .header-actions .btn{padding:.45em .9em;font-size:12.5px}
}

@media (min-width:1280px){
  .header-rail{display:block}
}

@media (max-width:1024px){
  .nav-toggle{display:inline-flex}
  .header-inner{justify-content:space-between}
  .nav-pill{
    position:fixed;top:0;right:0;bottom:0;
    width:min(88vw,380px);max-width:none;
    transform:translateX(103%);
    display:flex;flex-direction:column;align-items:stretch;justify-content:flex-start;gap:18px;
    padding:calc(78px + env(safe-area-inset-top)) 24px calc(32px + env(safe-area-inset-bottom));
    background:var(--deep);
    border:0;border-left:1px solid var(--rule);border-radius:0;
    overflow-y:auto;z-index:80;
    transition:transform .26s ease;
  }
  .nav-pill[data-open="true"]{transform:none;box-shadow:-28px 0 56px rgba(5,10,20,.66)}
  .nav-list{flex-direction:column;align-items:stretch;gap:6px;flex-wrap:nowrap}
  .nav-list a{padding:14px;font-size:16px;border:1px solid rgba(74,88,114,.42);border-radius:var(--radius)}
  .nav-legal{
    display:flex;flex-direction:column;gap:10px;
    padding-top:18px;border-top:1px dashed var(--rule);
  }
  .nav-legal a{padding:4px 0}
  .footer-inner{grid-template-columns:1fr;gap:36px}
  .footer-cols{grid-template-columns:repeat(3,minmax(0,1fr))}
  .footer-sub{max-width:none}
}

@media (max-width:900px){
  .grid-12{grid-template-columns:repeat(6,minmax(0,1fr))}
  .col-3,.col-4,.col-5,.col-6,.col-7,.col-8,.col-9,.col-12{grid-column:span 6}
  .data-strip{font-size:12px}
  .data-strip>*{padding:10px 14px}
  .page-head{padding-top:clamp(96px,24vw,128px)}
}

@media (max-width:680px){
  body{font-size:15.5px}
  .brand-tagline{display:none}
  .header-actions .btn{display:none}
  .footer-cols{grid-template-columns:1fr 1fr}
  .footer-bottom{flex-direction:column;align-items:flex-start}
  .index-rail{display:none}
}

@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 [data-reveal]{opacity:1;transform:none}
  .scroll-meter{transition:none}
}