/* ==========================================================================
   中欧体育 · 共享外壳样式  /assets/site.css
   蓝图网格 · 夜间赛事控制室
   ========================================================================== */

/* ---------- 1. Reset ---------- */
*,*::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{margin:0;padding:0}
ul,ol{list-style:none}
a{color:inherit;text-decoration:none}
button{font:inherit;color:inherit;background:none;border:0;cursor:pointer}
img,svg,video{display:block;max-width:100%}
table{border-collapse:collapse;width:100%}

/* ---------- 2. Tokens ---------- */
:root{
  --c-space:#070D1F;
  --c-carbon:#11141C;
  --c-cyan:#00E5FF;
  --c-violet:#7C4DFF;
  --c-orange:#FF7A1A;
  --c-white:#F2F6FF;
  --c-body:#B7C2D8;
  --c-slate:#7A879F;
  --c-panel:#111B33;
  --c-line:#2A3654;
  --c-green:#2EE6A8;
  --c-warn:#FFD166;
  --f-sans:system-ui,-apple-system,"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;
  --f-head:"Arial Narrow","Helvetica Neue",system-ui,"PingFang SC","Microsoft YaHei",sans-serif;
  --f-mono:ui-monospace,"SFMono-Regular",Menlo,Consolas,"Liberation Mono","Courier New",monospace;
  --wrap:1200px;
  --gutter:20px;
  --radius:3px;
  --shadow-panel:0 20px 44px -32px rgba(0,0,0,.95);
  --ease:cubic-bezier(.22,.61,.36,1);
}

/* ---------- 3. Base ---------- */
body{
  font-family:var(--f-sans);
  font-size:16px;
  line-height:1.75;
  color:var(--c-body);
  background-color:var(--c-space);
  background-image:
    linear-gradient(to right,rgba(42,54,84,.30) 1px,transparent 1px),
    linear-gradient(to bottom,rgba(42,54,84,.16) 1px,transparent 1px);
  background-size:88px 88px;
  background-position:center top;
  min-height:100vh;
  overflow-x:hidden;
}
h1,h2,h3,h4{font-family:var(--f-head);color:var(--c-white);font-weight:800;line-height:1.24;letter-spacing:.04em}
h1{font-size:clamp(32px,4.6vw,52px)}
h2{font-size:clamp(23px,3vw,30px)}
h3{font-size:clamp(18px,2vw,22px)}
h4{font-size:17px}
p{max-width:74ch}
strong{color:var(--c-white);font-weight:700}
small{font-size:12.5px;color:var(--c-slate)}
:focus-visible{outline:2px solid var(--c-cyan);outline-offset:3px;border-radius:2px}
::selection{background:rgba(0,229,255,.28);color:var(--c-white)}

/* ---------- 4. Utilities ---------- */
.container{width:100%;max-width:var(--wrap);margin-inline:auto;padding-inline:var(--gutter)}
.mono{font-family:var(--f-mono);font-variant-numeric:tabular-nums;letter-spacing:.04em}
.section{padding-block:clamp(48px,7vw,96px)}
.section-tight{padding-block:clamp(26px,4vw,52px)}
.divider{height:1px;background:var(--c-line);border:0;margin-block:26px}
.stack{display:flex;flex-direction:column;gap:18px}
.stack-sm{display:flex;flex-direction:column;gap:10px}
.cluster{display:flex;flex-wrap:wrap;gap:10px;align-items:center}
.lead{font-size:17px;line-height:1.8;color:var(--c-body);max-width:64ch}
.text-cyan{color:var(--c-cyan)}
.text-violet{color:var(--c-violet)}
.text-orange{color:var(--c-orange)}
.text-green{color:var(--c-green)}
.text-white{color:var(--c-white)}
.text-slate{color:var(--c-slate)}

.grid-12{display:grid;grid-template-columns:repeat(12,1fr);gap:20px}
.col-3{grid-column:span 3}
.col-4{grid-column:span 4}
.col-6{grid-column:span 6}
.col-8{grid-column:span 8}
.col-9{grid-column:span 9}
.col-12{grid-column:span 12}

.eyebrow{
  display:inline-flex;align-items:center;gap:10px;
  font-family:var(--f-mono);font-size:11.5px;letter-spacing:.24em;
  text-transform:uppercase;color:var(--c-cyan);
}
.eyebrow::before{content:"";width:24px;height:1px;background:var(--c-cyan)}
.section-head{
  display:flex;flex-wrap:wrap;align-items:flex-end;justify-content:space-between;
  gap:18px;border-bottom:1px solid var(--c-line);padding-bottom:18px;margin-bottom:32px;
}
.section-title{font-size:clamp(24px,3.2vw,32px);letter-spacing:.05em}
.section-note{font-size:15px;color:var(--c-body);max-width:58ch}

.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:11px 18px;border:1px solid var(--c-line);border-radius:var(--radius);
  font-size:14px;font-weight:700;letter-spacing:.06em;color:var(--c-white);
  background:transparent;
  transition:background-color .22s var(--ease),border-color .22s var(--ease),
             color .22s var(--ease),box-shadow .22s var(--ease),transform .22s var(--ease);
}
.btn:hover{transform:translateY(-1px)}
.btn-primary{background:var(--c-orange);border-color:var(--c-orange);color:#1A0A00}
.btn-primary:hover{background:#FF9142;border-color:#FF9142;box-shadow:0 12px 28px -18px rgba(255,122,26,.9)}
.btn-ghost{border-color:rgba(0,229,255,.45);color:var(--c-cyan);background:rgba(0,229,255,.05)}
.btn-ghost:hover{background:rgba(0,229,255,.13);border-color:var(--c-cyan)}
.btn-block{width:100%}

.panel{
  background:var(--c-panel);border:1px solid var(--c-line);border-radius:var(--radius);
  padding:clamp(18px,2.4vw,26px);box-shadow:var(--shadow-panel);
}
.card{
  background:var(--c-panel);border:1px solid var(--c-line);border-radius:var(--radius);
  padding:clamp(18px,2.2vw,24px);
  transition:border-color .22s var(--ease),background-color .22s var(--ease),box-shadow .22s var(--ease);
}
.card:hover,.card:focus-within{
  border-color:rgba(0,229,255,.55);background-color:#13203C;
  box-shadow:0 0 0 1px rgba(0,229,255,.12),0 24px 48px -36px rgba(0,229,255,.75);
}
.card-title{font-size:clamp(18px,2vw,21px);color:var(--c-white);letter-spacing:.03em}
.card-meta{font-family:var(--f-mono);font-size:12px;color:var(--c-slate);letter-spacing:.1em}

.tag{
  display:inline-flex;align-items:center;gap:6px;
  font-family:var(--f-mono);font-size:11px;letter-spacing:.12em;
  padding:4px 9px;border:1px solid var(--c-line);border-radius:999px;
  color:var(--c-body);background:rgba(17,27,51,.7);
}
.tag-cyan{border-color:rgba(0,229,255,.5);color:var(--c-cyan)}
.tag-violet{border-color:rgba(124,77,255,.55);color:#B39BFF}
.tag-orange{border-color:rgba(255,122,26,.5);color:var(--c-orange)}
.tag-green{border-color:rgba(46,230,168,.45);color:var(--c-green)}

.kpi{display:flex;flex-direction:column;gap:4px}
.kpi-value{font-family:var(--f-mono);font-size:clamp(22px,3vw,30px);color:var(--c-white);letter-spacing:.04em;line-height:1.1}
.kpi-label{font-size:12px;color:var(--c-slate);letter-spacing:.08em}

.callout{
  border-left:2px solid var(--c-orange);background:rgba(255,122,26,.07);
  padding:14px 16px;border-radius:0 var(--radius) var(--radius) 0;font-size:14px;
}
.callout-cyan{border-left-color:var(--c-cyan);background:rgba(0,229,255,.07)}

.breadcrumb{padding-block:14px;border-bottom:1px solid rgba(42,54,84,.6)}
.breadcrumb-list{display:flex;flex-wrap:wrap;align-items:center;gap:6px;font-family:var(--f-mono);font-size:12.5px;color:var(--c-slate);letter-spacing:.06em}
.breadcrumb-item{display:inline-flex;align-items:center;gap:6px}
.breadcrumb-item::after{content:"/";color:var(--c-line)}
.breadcrumb-item:last-child::after{content:""}
.breadcrumb-link{color:var(--c-body);border-bottom:1px solid transparent;transition:color .2s var(--ease),border-color .2s var(--ease)}
.breadcrumb-link:hover{color:var(--c-cyan);border-bottom-color:var(--c-cyan)}

.prose{max-width:72ch}
.prose p+p{margin-top:1.05em}
.prose h3{margin-top:1.6em;margin-bottom:.5em}
.prose ul,.prose ol{margin-top:.8em;padding-left:1.2em}
.prose ul li{list-style:none;position:relative;padding-left:14px;margin-top:.4em}
.prose ul li::before{content:"";position:absolute;left:0;top:.72em;width:5px;height:5px;background:var(--c-cyan);border-radius:50%}
.prose ol{list-style:decimal}
.prose ol li{margin-top:.4em}

.figure{margin:0}
.figure-frame{
  position:relative;width:100%;aspect-ratio:16/9;overflow:hidden;
  border:1px solid var(--c-line);border-radius:var(--radius);
  background-color:#0C142A;
  background-image:
    linear-gradient(to right,rgba(42,54,84,.5) 1px,transparent 1px),
    linear-gradient(to bottom,rgba(42,54,84,.4) 1px,transparent 1px);
  background-size:33.33% 33.33%;
}
.figure-frame img{width:100%;height:100%;object-fit:cover;display:block}
.figure-wide{aspect-ratio:21/9}
.figure-tall{aspect-ratio:4/5}
.figure-square{aspect-ratio:1/1}
.figure-caption{
  margin-top:10px;font-family:var(--f-mono);font-size:12px;
  color:var(--c-slate);letter-spacing:.05em;
}

.reveal{transition:opacity .5s var(--ease),transform .5s var(--ease)}
html.js-ready .reveal{opacity:0;transform:translateY(14px)}
html.js-ready .reveal.is-visible{opacity:1;transform:none}

/* ---------- 5. Header ---------- */
.skip-link{
  position:fixed;left:14px;top:-120px;z-index:200;
  padding:10px 16px;background:var(--c-cyan);color:#04121A;
  font-weight:700;font-size:13px;border-radius:var(--radius);
  transition:top .2s var(--ease);
}
.skip-link:focus{top:14px}

.site-header{
  position:relative;z-index:60;
  background:linear-gradient(180deg,#0A1226 0%,var(--c-space) 100%);
  border-bottom:1px solid var(--c-line);
}

.header-strip{background:rgba(17,20,28,.62);border-bottom:1px solid rgba(42,54,84,.7)}
.strip-inner{
  display:flex;flex-wrap:wrap;justify-content:space-between;align-items:center;
  gap:10px 18px;min-height:34px;padding-block:6px;
}
.strip-meta{display:inline-flex;align-items:center;gap:8px;font-size:12px;letter-spacing:.05em;color:var(--c-slate)}
.strip-meta-end{gap:10px}
.strip-key{font-size:11.5px;letter-spacing:.16em;color:#5D6B85}
.strip-link{font-size:12.5px;color:var(--c-cyan);border-bottom:1px solid transparent;transition:border-color .2s var(--ease)}
.strip-link:hover{border-bottom-color:var(--c-cyan)}

.status-dot{
  display:inline-block;width:7px;height:7px;border-radius:50%;flex:none;
  background:var(--c-green);box-shadow:0 0 0 3px rgba(46,230,168,.15);
  animation:dot-pulse 2.6s var(--ease) infinite;
}
@keyframes dot-pulse{0%,100%{opacity:1}50%{opacity:.4}}

.header-main{padding-block:12px}
.header-inner{display:flex;align-items:center;gap:22px}

.brand{display:inline-flex;align-items:center;gap:12px;flex:none}
.brand-mark{
  font-family:var(--f-mono);font-size:12px;font-weight:700;letter-spacing:.16em;
  color:#04121A;background:var(--c-cyan);padding:7px 8px;border-radius:var(--radius);
  box-shadow:0 0 0 1px rgba(0,229,255,.4),0 0 22px -6px rgba(0,229,255,.55);
}
.brand-text{display:flex;flex-direction:column;line-height:1.16}
.brand-name{font-family:var(--f-head);font-size:20px;font-weight:800;letter-spacing:.16em;color:var(--c-white)}
.brand-index{font-size:10.5px;letter-spacing:.2em;color:var(--c-slate)}
.brand:hover .brand-name{color:var(--c-cyan)}

.site-nav{margin-left:auto}
.nav-list{display:flex;align-items:center;gap:2px}
.nav-item{position:relative}
.nav-link{
  position:relative;display:inline-flex;align-items:baseline;gap:6px;
  padding:8px 9px;font-size:13.5px;letter-spacing:.02em;color:var(--c-body);
  transition:color .2s var(--ease);
}
.nav-index{font-family:var(--f-mono);font-size:10px;letter-spacing:.1em;color:#4E5C78}
.nav-link::after{
  content:"";position:absolute;left:9px;right:9px;bottom:2px;height:1px;
  background:var(--c-cyan);transform:scaleX(0);transform-origin:left;
  transition:transform .28s var(--ease);
}
.nav-link:hover{color:var(--c-white)}
.nav-link:hover::after{transform:scaleX(1)}
.nav-link[aria-current="page"]{color:var(--c-white)}
.nav-link[aria-current="page"] .nav-index{color:var(--c-orange)}
.nav-link[aria-current="page"]::after{transform:scaleX(1);background:var(--c-orange)}

.header-actions{display:flex;align-items:center;gap:12px;flex:none}
.status-chip{
  display:inline-flex;align-items:center;gap:8px;padding:6px 11px;
  font-size:12px;letter-spacing:.04em;color:var(--c-body);
  background:var(--c-panel);border:1px solid var(--c-line);border-radius:var(--radius);
}
.header-cta{padding:10px 16px;font-size:13px}

.nav-toggle{
  display:none;width:42px;height:42px;position:relative;flex:none;
  border:1px solid var(--c-line);border-radius:var(--radius);background:var(--c-panel);
  transition:border-color .2s var(--ease),background-color .2s var(--ease);
}
.nav-toggle:hover{border-color:var(--c-cyan)}
.nav-toggle-bars{position:absolute;top:50%;left:50%;width:18px;height:2px;background:var(--c-white);transform:translate(-50%,-50%);transition:background-color .2s var(--ease)}
.nav-toggle-bars::before,.nav-toggle-bars::after{content:"";position:absolute;left:0;width:18px;height:2px;background:var(--c-white);transition:transform .26s var(--ease)}
.nav-toggle-bars::before{top:-6px}
.nav-toggle-bars::after{top:6px}
.site-header[data-open] .nav-toggle{border-color:var(--c-orange)}
.site-header[data-open] .nav-toggle-bars{background:transparent}
.site-header[data-open] .nav-toggle-bars::before{transform:translateY(6px) rotate(45deg)}
.site-header[data-open] .nav-toggle-bars::after{transform:translateY(-6px) rotate(-45deg)}

/* ---------- 6. Score tape ---------- */
.score-tape{border-top:1px solid var(--c-line);background:rgba(17,27,51,.6)}
.tape-inner{display:flex;align-items:center;gap:14px;padding-block:9px}
.tape-label{
  flex:none;font-size:11px;letter-spacing:.22em;color:var(--c-orange);
  border:1px solid rgba(255,122,26,.42);border-radius:var(--radius);padding:4px 8px;
}
.tape-track{
  display:flex;gap:10px;overflow-x:auto;padding-bottom:3px;
  scrollbar-width:thin;scrollbar-color:var(--c-line) transparent;
}
.tape-track::-webkit-scrollbar{height:3px}
.tape-track::-webkit-scrollbar-thumb{background:var(--c-line)}
.tape-item{flex:none}
.tape-link{
  display:inline-flex;align-items:center;gap:10px;white-space:nowrap;
  padding:6px 12px;border:1px solid var(--c-line);border-radius:var(--radius);
  background:var(--c-panel);
  transition:border-color .22s var(--ease),background-color .22s var(--ease),transform .22s var(--ease);
}
.tape-link:hover{border-color:var(--c-cyan);background:#132241;transform:translateY(-1px)}
.tape-league{font-size:11px;letter-spacing:.1em;color:var(--c-violet)}
.tape-team{font-size:13px;color:var(--c-white)}
.tape-score{font-family:var(--f-mono);font-size:14px;color:var(--c-cyan);letter-spacing:.08em}
.tape-time{font-family:var(--f-mono);font-size:11px;color:var(--c-slate)}

/* ---------- 7. Footer ---------- */
.site-footer{position:relative;background:var(--c-carbon);border-top:1px solid var(--c-line)}
.site-footer::before{content:"";display:block;height:2px;background:linear-gradient(90deg,var(--c-cyan),var(--c-violet) 48%,var(--c-orange))}
.footer-top{
  display:grid;grid-template-columns:minmax(240px,1fr) 2fr;
  gap:clamp(26px,4vw,60px);padding-block:clamp(40px,6vw,72px);
}
.footer-brand{display:flex;flex-direction:column;align-items:flex-start;gap:10px}
.footer-brand-name{font-family:var(--f-head);font-size:24px;font-weight:800;letter-spacing:.16em;color:var(--c-white)}
.footer-brand-index{font-size:11px;letter-spacing:.18em;color:var(--c-cyan)}
.footer-brand-desc{font-size:14px;color:var(--c-body);max-width:34ch;line-height:1.75}
.footer-cta{margin-top:8px}

.footer-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:26px}
.footer-col-title{
  font-family:var(--f-mono);font-size:11.5px;font-weight:700;letter-spacing:.2em;
  text-transform:uppercase;color:var(--c-cyan);margin-bottom:14px;
}
.footer-list{display:flex;flex-direction:column;gap:2px}
.footer-link{
  display:inline-block;font-size:14px;color:var(--c-body);padding-block:5px;
  border-bottom:1px solid transparent;
  transition:color .2s var(--ease),border-color .2s var(--ease),transform .2s var(--ease);
}
.footer-link:hover{color:var(--c-white);border-bottom-color:var(--c-cyan);transform:translateX(2px)}
.footer-link-strong{color:var(--c-cyan);font-weight:700;margin-top:12px}
.footer-link-minor{font-size:12.5px;color:var(--c-slate)}
.footer-contact{gap:12px}
.footer-contact-item{display:flex;flex-direction:column;gap:2px}
.footer-contact-label{font-size:10.5px;letter-spacing:.18em;color:#57647F}
.footer-contact-value{font-size:13.5px;color:var(--c-white);word-break:break-all}

.footer-legal{
  border-top:1px solid var(--c-line);padding-block:24px;
  display:flex;flex-direction:column;gap:7px;
}
.footer-legal-line{font-size:13px;color:var(--c-body);max-width:100ch}
.footer-legal-note{font-size:12.5px;color:var(--c-slate);max-width:88ch}
.footer-bottom{
  border-top:1px solid var(--c-line);padding-block:16px 30px;
  display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:12px;
}
.footer-copy{font-size:12.5px;color:var(--c-slate)}
.footer-mini-list{display:flex;flex-wrap:wrap;gap:18px}

/* ---------- 8. Scroll progress & back to top ---------- */
.scroll-progress{
  position:fixed;top:0;left:0;width:0;height:2px;z-index:120;
  background:linear-gradient(90deg,var(--c-cyan),var(--c-violet) 55%,var(--c-orange));
  transition:width .12s linear,opacity .3s var(--ease);
}
.back-to-top{
  position:fixed;right:18px;bottom:18px;z-index:110;
  display:inline-flex;align-items:center;justify-content:center;
  min-width:46px;height:44px;padding:0 10px;
  border:1px solid var(--c-line);border-radius:var(--radius);
  background:rgba(17,27,51,.92);color:var(--c-cyan);font-size:11px;letter-spacing:.14em;
  opacity:0;visibility:hidden;transform:translateY(8px);
  transition:opacity .24s var(--ease),transform .24s var(--ease),visibility .24s var(--ease),border-color .2s var(--ease);
}
.back-to-top[data-visible]{opacity:1;visibility:visible;transform:none}
.back-to-top:hover{border-color:var(--c-cyan);background:#132241}

/* ---------- 9. Responsive ---------- */
@media (max-width:1280px){
  .status-chip{display:none}
}
@media (max-width:1140px){
  .nav-index{display:none}
  .nav-link{padding:8px 7px}
}
@media (max-width:980px){
  .col-3,.col-4,.col-6,.col-8,.col-9{grid-column:span 12}
  .footer-top{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
}
@media (max-width:900px){
  .header-inner{flex-wrap:wrap;gap:12px;align-items:center}
  .brand{flex:1 1 auto}
  .header-actions{margin-left:auto}
  .nav-toggle{display:inline-flex;align-items:center;justify-content:center}

  .site-nav{
    order:5;flex:1 1 100%;margin-left:0;
    max-height:0;opacity:0;visibility:hidden;overflow:hidden;
    transition:max-height .32s var(--ease),opacity .24s var(--ease),visibility .32s var(--ease);
  }
  .site-header[data-open] .site-nav{max-height:70vh;opacity:1;visibility:visible;overflow-y:auto}
  .nav-list{flex-direction:column;align-items:stretch;gap:0;padding-block:4px;border-top:1px solid var(--c-line)}
  .nav-item{border-bottom:1px solid rgba(42,54,84,.55)}
  .nav-item:last-child{border-bottom:0}
  .nav-link{width:100%;justify-content:flex-start;padding:14px 4px;font-size:15px}
  .nav-link::after{display:none}
  .nav-index{display:inline}
  .nav-link[aria-current="page"]{color:var(--c-cyan);background:rgba(0,229,255,.07);padding-left:12px}
  .nav-link[aria-current="page"] .nav-index{color:var(--c-orange)}
}
@media (max-width:640px){
  :root{--gutter:16px}
  .header-cta{padding:9px 12px;font-size:12.5px}
  .brand-name{font-size:18px;letter-spacing:.12em}
  .brand-index{font-size:9.5px;letter-spacing:.16em}
  .tape-inner{gap:10px}
  .footer-grid{grid-template-columns:1fr}
  .footer-legal-line{font-size:12.5px}
  .footer-bottom{flex-direction:column;align-items:flex-start}
  .back-to-top{right:12px;bottom:12px}
}

/* ---------- 10. Reduced motion ---------- */
@media (prefers-reduced-motion: reduce){
  html{scroll-behavior:auto}
  *,*::before,*::after{animation-duration:.001ms !important;animation-iteration-count:1 !important;transition-duration:.001ms !important}
  html.js-ready .reveal{opacity:1;transform:none}
}