/* ============================================================
   冠竞体育赛事 · 数据脉冲版 共享样式 /assets/site.css
   1 reset  2 tokens  3 base  4 header  5 footer  6 components
   7 motion  8 responsive
   ============================================================ */

/* ---------- 1. reset ---------- */
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;scroll-padding-top:clamp(96px,14vh,140px)}
body,h1,h2,h3,h4,h5,p,ul,ol,li,figure,blockquote,dl,dd{margin:0}
ul,ol{padding:0;list-style:none}
img,svg,video{display:block;max-width:100%}
a{color:inherit;text-decoration:none}
button{font:inherit;color:inherit;background:none;border:0;padding:0;cursor:pointer}
table{border-collapse:collapse;width:100%}
:focus-visible{outline:2px solid var(--cyan);outline-offset:3px;border-radius:6px}
html.nav-open{overflow:hidden}

/* ---------- 2. tokens ---------- */
:root{
  --ink-900:#07111F;
  --ink-800:#0C1A2B;
  --ink-700:#1B2430;
  --cyan:#35F2E0;
  --orange:#FF7A1A;
  --paper:#F4F7FA;
  --mist:#9AA8B8;
  --teal:#0B6E6A;
  --ember:#FF4D2E;
  --cream:#F3E8D2;
  --cocoa:#241A14;
  --line:rgba(53,242,224,.16);
  --edge:rgba(244,247,250,.10);
  --glow:rgba(53,242,224,.10);
  --r-lg:26px;
  --r-md:16px;
  --r-sm:10px;
  --ease:cubic-bezier(.22,.61,.36,1);
  --font-display:"Barlow Condensed","Noto Sans SC","PingFang SC","Microsoft YaHei",system-ui,sans-serif;
  --font-mono:"JetBrains Mono","Roboto Mono",ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;
  --font-body:"Noto Sans SC","Inter","PingFang SC","Microsoft YaHei",system-ui,-apple-system,sans-serif;
}

/* ---------- 3. base ---------- */
body{
  min-height:100vh;
  color:var(--paper);
  font-family:var(--font-body);
  font-size:clamp(15px,1.05vw,17px);
  font-weight:400;
  line-height:1.7;
  background-color:var(--ink-900);
  background-image:
    radial-gradient(1200px 620px at 78% -10%,rgba(53,242,224,.13),transparent 62%),
    radial-gradient(900px 520px at 2% 6%,rgba(255,122,26,.10),transparent 60%),
    repeating-linear-gradient(90deg,rgba(244,247,250,.035) 0 1px,transparent 1px 96px),
    repeating-linear-gradient(0deg,rgba(244,247,250,.025) 0 1px,transparent 1px 96px);
  background-attachment:fixed,fixed,scroll,scroll;
}
h1,h2,h3,h4{font-family:var(--font-display);font-weight:800;line-height:1.04;letter-spacing:-.02em}
h1{font-size:clamp(44px,7vw,112px)}
h2{font-size:clamp(32px,4vw,64px)}
h3{font-size:clamp(22px,2.6vw,34px)}
p{max-width:70ch}
strong{font-weight:700}
.container{width:min(1240px,calc(100% - 40px));margin-inline:auto}
.section{padding:clamp(40px,6vw,88px) 0}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:20px;flex-wrap:wrap;margin-bottom:clamp(20px,3vw,36px)}
.section-title{font-family:var(--font-display);font-weight:800;font-size:clamp(28px,4vw,52px);line-height:1.02;letter-spacing:-.02em}
.section-lead{color:var(--mist);font-size:15px;margin-top:12px;max-width:60ch}
.eyebrow{display:inline-flex;align-items:center;gap:9px;font-family:var(--font-mono);font-size:11px;letter-spacing:.2em;text-transform:uppercase;color:var(--cyan)}
.eyebrow::before{content:"";width:20px;height:2px;background:var(--orange);flex:0 0 auto}
.accent{color:var(--cyan)}
.accent--warm{color:var(--orange)}
.num{font-family:var(--font-mono);font-variant-numeric:tabular-nums;font-weight:600;letter-spacing:.01em}

/* ---------- 4. header ---------- */
.skip-link{
  position:fixed;top:10px;left:10px;z-index:300;
  transform:translateY(-180%);
  padding:11px 18px;border-radius:8px;
  background:var(--cyan);color:var(--ink-900);
  font-weight:700;font-size:14px;
  transition:transform .18s var(--ease);
}
.skip-link:focus-visible{transform:none}
.scroll-progress{
  position:fixed;top:0;left:0;z-index:140;
  width:100%;height:3px;
  transform:scaleX(0);transform-origin:left center;
  background:linear-gradient(90deg,var(--cyan),var(--orange));
  pointer-events:none;
}
.site-header{
  position:sticky;top:0;z-index:120;
  background:linear-gradient(180deg,rgba(7,17,31,.97),rgba(7,17,31,.88));
  border-bottom:1px solid var(--edge);
  backdrop-filter:blur(12px);
}
.header-ticker{
  border-bottom:1px solid var(--line);
  background:linear-gradient(90deg,rgba(12,26,43,.92),rgba(27,36,48,.66));
}
.ticker-inner{display:flex;align-items:center;gap:14px;flex-wrap:wrap;padding:7px 0;font-size:13px}
.ticker-label{
  display:inline-flex;align-items:center;gap:8px;
  font-family:var(--font-mono);font-size:10px;letter-spacing:.18em;
  text-transform:uppercase;color:var(--cyan);
}
.ticker-state{white-space:nowrap}
.ticker-live{
  width:7px;height:7px;border-radius:50%;background:var(--orange);
  box-shadow:0 0 0 0 rgba(255,122,26,.7);
  animation:tickerPulse 800ms ease-out infinite;
}
.ticker-match{
  display:inline-flex;align-items:center;gap:10px;flex-wrap:wrap;
  font-family:var(--font-mono);font-size:13px;color:var(--paper);max-width:none;
}
.ticker-match.is-flash{animation:tickerFlash .24s var(--ease)}
.ticker-team{color:var(--paper);letter-spacing:.06em}
.ticker-score{font-weight:700;color:var(--cyan);letter-spacing:.1em}
.ticker-clock{color:var(--mist);font-size:11px;border:1px solid var(--edge);border-radius:999px;padding:1px 8px}
.ticker-actions{margin-left:auto;display:flex;align-items:center;gap:10px}
.ticker-switch{
  border:1px solid var(--line);border-radius:999px;
  padding:4px 13px;font-size:12px;color:var(--mist);
  transition:background .12s linear,color .12s linear,border-color .12s linear;
}
.ticker-switch:hover,.ticker-switch:focus-visible{background:var(--cyan);border-color:var(--cyan);color:var(--ink-900)}
.ticker-link{font-size:12px;letter-spacing:.06em;color:var(--orange);border-bottom:1px solid rgba(255,122,26,.4);padding-bottom:1px}
.ticker-link:hover{color:var(--paper);border-bottom-color:var(--paper)}

.header-shell{
  display:grid;grid-template-columns:1fr auto 1fr;align-items:center;
  gap:16px;padding:13px 0 11px;
}
.header-side{display:flex;align-items:center;gap:10px;min-width:0}
.header-side--end{justify-content:flex-end}
.header-badge{
  font-family:var(--font-mono);font-size:10px;letter-spacing:.18em;
  color:var(--orange);border:1px solid rgba(255,122,26,.42);
  border-radius:999px;padding:4px 11px;white-space:nowrap;
}
.header-masthead{text-align:center;min-width:0}
.brand-mark{
  display:inline-flex;align-items:center;gap:9px;
  font-family:var(--font-display);font-weight:800;
  font-size:clamp(22px,2.5vw,34px);line-height:1;letter-spacing:-.02em;
}
.brand-word{white-space:nowrap}
.brand-dot{
  width:9px;height:9px;border-radius:50%;
  background:var(--orange);flex:0 0 auto;
  box-shadow:0 0 0 4px rgba(255,122,26,.16);
}
.brand-line{
  margin-top:7px;font-family:var(--font-mono);
  font-size:10px;letter-spacing:.22em;color:var(--mist);
  text-transform:uppercase;max-width:none;
}
.header-tools{display:flex;align-items:center;gap:10px}
.header-cta{
  display:inline-flex;align-items:center;gap:8px;
  padding:9px 18px;border-radius:999px;
  background:linear-gradient(120deg,var(--orange),#ff9a4d);
  color:var(--ink-900);font-weight:700;font-size:13px;letter-spacing:.02em;
  box-shadow:0 10px 24px -14px rgba(255,122,26,.95);
  transition:transform .12s var(--ease),box-shadow .24s var(--ease);
}
.header-cta:hover{transform:translateY(-2px);box-shadow:0 16px 30px -16px rgba(255,122,26,1)}
.nav-toggle{
  display:none;align-items:center;gap:9px;
  border:1px solid var(--line);border-radius:999px;
  padding:8px 14px;font-size:12px;letter-spacing:.1em;color:var(--paper);
  transition:border-color .12s linear,color .12s linear;
}
.nav-toggle:hover{border-color:var(--cyan);color:var(--cyan)}
.nav-toggle-bars{display:inline-flex;flex-direction:column;justify-content:center;gap:4px;width:16px;height:12px}
.nav-toggle-bar{
  display:block;height:2px;width:100%;border-radius:2px;
  background:var(--cyan);
  transition:transform .24s var(--ease),opacity .18s linear;
}
.site-header[data-open] .nav-toggle-bar:nth-child(1){transform:translateY(3px) rotate(45deg)}
.site-header[data-open] .nav-toggle-bar:nth-child(2){transform:translateY(-3px) rotate(-45deg)}
.nav-toggle-text{white-space:nowrap}

.site-nav{border-top:1px solid var(--line);background:rgba(12,26,43,.55)}
.nav-list{display:flex;justify-content:center;gap:2px;overflow-x:auto;padding:0}
.nav-item{flex:0 0 auto}
.nav-link{
  display:block;padding:12px 17px;
  font-size:14px;font-weight:500;letter-spacing:.05em;color:var(--mist);
  border-bottom:2px solid transparent;border-left:2px solid transparent;
  transition:color .12s linear,border-color .12s linear,background .12s linear;
}
.nav-link:hover{color:var(--paper);background:rgba(53,242,224,.06)}
.nav-link[aria-current="page"]{color:var(--cyan);border-bottom-color:var(--cyan)}

/* ---------- 5. footer ---------- */
.site-footer{
  position:relative;
  margin-top:clamp(48px,7vw,104px);
  background:linear-gradient(180deg,var(--ink-800),var(--ink-900));
  border-top:1px solid var(--line);
}
.footer-pulse{height:3px;background:linear-gradient(90deg,transparent,var(--cyan),var(--orange),transparent);opacity:.85}
.footer-inner{padding:clamp(34px,5vw,64px) 0 clamp(24px,3vw,40px)}
.footer-grid{
  display:grid;
  grid-template-columns:1.5fr .8fr .8fr 1.25fr;
  gap:clamp(22px,3.4vw,48px);
  align-items:start;
}
.footer-brand-mark{
  font-family:var(--font-display);font-weight:800;
  font-size:clamp(26px,3vw,40px);line-height:1.06;letter-spacing:-.02em;
  color:var(--paper);max-width:none;
}
.footer-tagline{
  margin-top:10px;font-family:var(--font-mono);
  font-size:12px;letter-spacing:.22em;color:var(--cyan);max-width:none;
}
.footer-note{margin-top:16px;color:var(--mist);font-size:13px;line-height:1.85;max-width:34ch}
.footer-note--service{margin-top:12px;font-size:12px;color:var(--mist);opacity:.85}
.footer-col-title{
  font-family:var(--font-mono);font-size:10px;font-weight:500;
  letter-spacing:.22em;text-transform:uppercase;color:var(--orange);
  margin-bottom:14px;line-height:1.4;
}
.footer-links{display:grid;gap:10px}
.footer-link{
  display:inline-flex;align-items:center;gap:9px;
  font-size:14px;color:var(--mist);
  transition:color .12s linear,transform .12s var(--ease);
}
.footer-link::before{content:"";width:5px;height:5px;border-radius:1px;background:var(--teal);flex:0 0 auto;transition:background .12s linear}
.footer-link:hover{color:var(--paper);transform:translateX(2px)}
.footer-link:hover::before{background:var(--cyan)}
.footer-contact{min-width:0}
.contact-list{display:grid;gap:13px}
.contact-row{display:grid;gap:3px}
.contact-key{font-family:var(--font-mono);font-size:10px;letter-spacing:.16em;text-transform:uppercase;color:var(--mist)}
.contact-val{color:var(--paper);font-size:14px;line-height:1.5;word-break:break-word}
.contact-val--mono{font-family:var(--font-mono);letter-spacing:.01em;color:var(--cyan)}
.legal-bar{border-top:1px solid var(--edge);background:rgba(7,17,31,.6)}
.legal-inner{
  display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;
  gap:8px 24px;padding:16px 0 22px;
  color:var(--mist);font-size:12px;line-height:1.9;
}
.legal-text{max-width:none;flex:1 1 320px}
.legal-year{font-family:var(--font-mono);color:var(--cyan)}
.to-top{
  position:fixed;right:18px;bottom:18px;z-index:110;
  width:46px;height:46px;border-radius:50%;
  display:inline-flex;align-items:center;justify-content:center;
  border:1px solid var(--line);
  background:rgba(12,26,43,.94);color:var(--cyan);
  font-family:var(--font-mono);font-size:16px;
  opacity:0;visibility:hidden;transform:translateY(12px);
  transition:opacity .2s var(--ease),transform .2s var(--ease),visibility .2s linear,border-color .12s linear;
}
.to-top[data-visible="true"]{opacity:1;visibility:visible;transform:none}
.to-top:hover{border-color:var(--cyan);color:var(--paper)}

/* ---------- 6. components ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:9px;
  padding:13px 24px;border-radius:999px;
  font-size:14px;font-weight:700;letter-spacing:.02em;
  border:1px solid transparent;
  transition:transform .12s var(--ease),background .2s linear,color .2s linear,border-color .2s linear,box-shadow .24s var(--ease);
}
.btn:hover{transform:translateY(-2px)}
.btn-primary{background:var(--orange);color:var(--ink-900);box-shadow:0 12px 26px -16px rgba(255,122,26,.95)}
.btn-secondary{background:var(--cyan);color:var(--ink-900)}
.btn-ghost{border-color:var(--line);color:var(--paper)}
.btn-ghost:hover{border-color:var(--cyan);color:var(--cyan)}
.btn-row{display:flex;flex-wrap:wrap;gap:12px}

.chip-row{display:flex;flex-wrap:wrap;gap:8px}
.chip{
  display:inline-flex;align-items:center;gap:7px;
  padding:7px 13px;border-radius:999px;
  border:1px solid var(--line);background:rgba(53,242,224,.06);
  font-size:12px;letter-spacing:.06em;color:var(--mist);
  transition:background .12s linear,color .12s linear,border-color .12s linear;
}
.chip:hover{color:var(--paper);border-color:var(--cyan)}
.chip[aria-pressed="true"]{background:var(--cyan);border-color:var(--cyan);color:var(--ink-900);font-weight:700}

.card{
  background:linear-gradient(160deg,rgba(27,36,48,.94),rgba(12,26,43,.94));
  border:1px solid var(--edge);border-radius:var(--r-lg);
  padding:clamp(18px,2.4vw,30px);
}
.panel{
  background:rgba(27,36,48,.74);
  border:1px solid var(--edge);border-radius:var(--r-md);
  padding:clamp(14px,1.8vw,22px);
}
.data-bar{height:8px;border-radius:999px;background:var(--teal);overflow:hidden}
.data-bar-fill{display:block;height:100%;border-radius:inherit;background:linear-gradient(90deg,var(--cyan),var(--orange))}

.breadcrumb{padding:16px 0 4px;font-family:var(--font-mono);font-size:11px;letter-spacing:.1em;color:var(--mist)}
.breadcrumb-list{display:flex;flex-wrap:wrap;align-items:center;gap:8px}
.breadcrumb-link{color:var(--mist);border-bottom:1px solid transparent}
.breadcrumb-link:hover{color:var(--cyan);border-bottom-color:var(--cyan)}
.breadcrumb-sep{color:var(--teal)}

.prose{max-width:68ch}
.prose > * + *{margin-top:1.05em}
.prose h2{margin-top:1.6em}
.prose h3{margin-top:1.4em}
.prose ul,.prose ol{list-style:none;display:grid;gap:.55em}
.prose li{position:relative;padding-left:1.3em}
.prose li::before{content:"";position:absolute;left:0;top:.72em;width:6px;height:6px;border-radius:1px;background:var(--cyan)}
.prose a{color:var(--cyan);border-bottom:1px solid var(--line)}

.grid{display:grid;gap:clamp(16px,2.4vw,28px)}
.grid-12{display:grid;grid-template-columns:repeat(12,minmax(0,1fr));gap:clamp(16px,2.2vw,28px)}

.media-frame{
  position:relative;overflow:hidden;
  border-radius:var(--r-lg);border:1px solid var(--edge);
  aspect-ratio:16/9;
  background:
    linear-gradient(150deg,var(--ink-800),var(--ink-900) 62%,rgba(255,122,26,.16)),
    repeating-linear-gradient(115deg,rgba(53,242,224,.08) 0 2px,transparent 2px 26px);
}
.media-frame img{width:100%;height:100%;object-fit:cover}
.media-frame--wide{aspect-ratio:21/9}
.media-frame--tall{aspect-ratio:4/5}
.media-caption{margin-top:10px;font-family:var(--font-mono);font-size:11px;letter-spacing:.08em;color:var(--mist)}

.board{
  background:var(--cream);color:var(--cocoa);
  border-radius:var(--r-lg);
  padding:clamp(20px,2.8vw,34px);
  box-shadow:0 24px 48px -34px rgba(0,0,0,.85);
}
.board-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:clamp(16px,2vw,26px)}
.board-label{
  font-family:var(--font-mono);font-size:10px;letter-spacing:.2em;
  text-transform:uppercase;color:#8a6a4e;margin-bottom:8px;
}
.board-title{font-family:var(--font-display);font-weight:800;font-size:clamp(22px,2.6vw,32px);line-height:1.1;color:var(--cocoa)}
.board-body{font-size:14px;line-height:1.8;color:#3b2b21}
.board-body + .board-body{margin-top:.7em}

/* ---------- 7. motion ---------- */
@keyframes tickerPulse{
  0%{box-shadow:0 0 0 0 rgba(255,122,26,.7)}
  70%{box-shadow:0 0 0 7px rgba(255,122,26,0)}
  100%{box-shadow:0 0 0 0 rgba(255,122,26,0)}
}
@keyframes tickerFlash{
  0%{opacity:.35;transform:translateY(-2px)}
  100%{opacity:1;transform:none}
}
.reveal{opacity:0;transform:translateY(14px);transition:opacity .5s var(--ease),transform .5s var(--ease)}
.reveal.is-visible{opacity:1;transform: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;
  }
  .ticker-live{animation:none}
  .reveal{opacity:1;transform:none}
  .header-cta:hover,.btn:hover,.footer-link:hover{transform:none}
}

/* ---------- 8. responsive ---------- */
@media (max-width:1040px){
  .footer-grid{grid-template-columns:1.3fr 1fr 1fr}
  .footer-contact{grid-column:1 / -1}
}
@media (max-width:880px){
  .container{width:min(1240px,calc(100% - 32px))}
  .header-shell{grid-template-columns:auto 1fr auto;padding:12px 0}
  .header-side--start{display:none}
  .header-masthead{text-align:left}
  .brand-mark{font-size:clamp(20px,4.6vw,26px)}
  .brand-line{letter-spacing:.12em;font-size:9px}
  .header-cta{display:none}
  .nav-toggle{display:inline-flex}
  .site-nav{
    position:fixed;top:0;right:0;bottom:0;left:auto;
    width:min(340px,88vw);
    padding:112px 20px 32px;
    overflow-y:auto;
    border-top:0;border-left:1px solid var(--line);
    background:linear-gradient(180deg,var(--ink-800),var(--ink-900));
    transform:translateX(100%);opacity:0;visibility:hidden;
    transition:transform .24s var(--ease),opacity .24s var(--ease),visibility .24s linear;
  }
  .site-header[data-open] .site-nav{transform:none;opacity:1;visibility:visible}
  .nav-list{flex-direction:column;align-items:stretch;justify-content:flex-start;gap:2px;overflow:visible;width:auto}
  .nav-link{
    padding:15px 10px;
    font-family:var(--font-display);font-weight:700;
    font-size:19px;letter-spacing:.02em;
    border-bottom:1px solid var(--edge);
  }
  .nav-link[aria-current="page"]{border-left-color:var(--cyan);padding-left:18px;border-bottom-color:var(--edge)}
  .ticker-inner{gap:10px;font-size:12px}
  .ticker-actions{margin-left:0;width:100%;justify-content:space-between}
}
@media (max-width:700px){
  .grid-12{grid-template-columns:repeat(4,minmax(0,1fr))}
  .footer-grid{grid-template-columns:1fr 1fr;gap:26px}
  .footer-brand{grid-column:1 / -1}
  .board-grid{grid-template-columns:1fr}
  .legal-inner{flex-direction:column;align-items:flex-start}
}
@media (max-width:520px){
  h1{font-size:clamp(36px,11vw,56px)}
  .footer-grid{grid-template-columns:1fr}
  .ticker-team{font-size:12px}
  .to-top{right:14px;bottom:14px;width:42px;height:42px}
}