/* =========================================================
   GOGO体育 · 共享样式表 /assets/site.css
   深墨蓝记分牌：网格底纹 + 珠宝色分区 + 荧光青/亮橙数据强调
   ========================================================= */

/* ---------- 1. Reset ---------- */
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;scroll-padding-top:136px}
body,h1,h2,h3,h4,h5,p,figure,blockquote,dl,dd,ul,ol{margin:0}
ul,ol{padding:0;list-style:none}
img,svg,video,canvas{display:block;max-width:100%}
button,input,select,textarea{font:inherit;color:inherit;background:none;border:0}
button{cursor:pointer}
a{color:inherit;text-decoration:none}
table{border-collapse:collapse;width:100%}
main{display:block}
:focus-visible{outline:2px solid var(--cyan);outline-offset:3px}
::selection{background:var(--cyan);color:#04121A}

/* ---------- 2. Tokens ---------- */
:root{
  --ink:#060D1B;
  --ink-deep:#04080F;
  --indigo:#151B3F;
  --teal:#06302E;
  --wine:#4A1027;
  --cyan:#29F2D6;
  --orange:#FF7A2F;
  --fog:#E9F1FA;
  --slate:#8899B3;
  --grid:#1E2E4A;
  --grid-soft:rgba(30,46,74,.45);
  --frost:rgba(255,255,255,.06);
  --frost-strong:rgba(255,255,255,.1);
  --wrap:1400px;
  --gutter:clamp(18px,4vw,44px);
  --ease:cubic-bezier(.22,.61,.36,1);
  --font-display:"Noto Sans SC","Source Han Sans SC","PingFang SC","Hiragino Sans GB","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",sans-serif;
  --font-body:"Noto Sans SC","Source Han Sans SC","PingFang SC",system-ui,-apple-system,"Segoe UI","Microsoft YaHei",sans-serif;
  --font-mono:"JetBrains Mono","IBM Plex Mono",ui-monospace,SFMono-Regular,Menlo,Consolas,"Courier New",monospace;
}

/* ---------- 3. Base ---------- */
body{
  min-height:100vh;
  background-color:var(--ink);
  background-image:
    repeating-linear-gradient(0deg, var(--grid-soft) 0 1px, transparent 1px 96px),
    repeating-linear-gradient(90deg, var(--grid-soft) 0 1px, transparent 1px 96px),
    radial-gradient(1100px 640px at 10% -12%, rgba(21,27,63,.95), transparent 62%),
    radial-gradient(940px 560px at 92% 2%, rgba(6,48,46,.7), transparent 60%);
  color:var(--fog);
  font-family:var(--font-body);
  font-size:17px;
  line-height:1.75;
  letter-spacing:.01em;
  -webkit-font-smoothing:antialiased;
}

/* ---------- 4. Layout ---------- */
.wrap{
  width:100%;
  max-width:var(--wrap);
  margin-inline:auto;
  padding-inline:var(--gutter);
}
.section{padding-block:clamp(44px,6vw,96px)}
.section-tight{padding-block:clamp(26px,3.4vw,52px)}
.section-head{
  display:flex;
  flex-wrap:wrap;
  align-items:flex-end;
  justify-content:space-between;
  gap:18px;
  margin-bottom:clamp(22px,3vw,40px);
}
.grid{display:grid;grid-template-columns:repeat(12,minmax(0,1fr));gap:clamp(14px,1.6vw,24px)}
.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-12{grid-column:span 12}
.offset-1{grid-column-start:2}
.stack{display:flex;flex-direction:column;gap:clamp(14px,1.6vw,24px)}
.cluster{display:flex;flex-wrap:wrap;align-items:center;gap:12px}
.divider{height:1px;border:0;background:var(--grid);margin:clamp(26px,4vw,56px) 0}
.zone{position:relative;border-top:1px solid var(--grid);border-bottom:1px solid var(--grid)}
.zone-indigo{background:linear-gradient(180deg, rgba(21,27,63,.92), rgba(21,27,63,.5))}
.zone-teal{background:linear-gradient(180deg, rgba(6,48,46,.9), rgba(6,48,46,.42))}
.zone-wine{background:linear-gradient(180deg, rgba(74,16,39,.86), rgba(74,16,39,.42))}
.visually-hidden{
  position:absolute;width:1px;height:1px;padding:0;margin:-1px;
  overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap;border:0;
}

/* ---------- 5. Typography ---------- */
.eyebrow{
  display:inline-flex;align-items:center;gap:10px;
  font-family:var(--font-mono);font-size:12px;letter-spacing:.22em;
  text-transform:uppercase;color:var(--cyan);
}
.eyebrow::before{content:"";width:26px;height:1px;background:var(--cyan);flex:0 0 auto}
.display{
  font-family:var(--font-display);font-weight:900;
  font-size:clamp(40px,7vw,92px);line-height:1.02;letter-spacing:-.02em;
  transform:skewX(-3deg);transform-origin:left bottom;
}
.headline{
  font-family:var(--font-display);font-weight:800;
  font-size:clamp(26px,3.4vw,44px);line-height:1.14;letter-spacing:-.01em;
}
.lede{font-size:clamp(17px,1.3vw,20px);max-width:62ch;color:rgba(233,241,250,.92)}
.prose{max-width:68ch;color:rgba(233,241,250,.82)}
.prose p+p{margin-top:1.4em}
.note{font-size:13px;line-height:1.7;color:var(--slate)}
.mono{font-family:var(--font-mono);font-variant-numeric:tabular-nums;letter-spacing:.02em}

/* ---------- 6. Buttons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:11px 18px;font-size:15px;font-weight:700;letter-spacing:.02em;
  border:1px solid transparent;border-radius:0;white-space:nowrap;
  transition:background-color .18s var(--ease),color .18s var(--ease),
             border-color .18s var(--ease),transform .18s var(--ease),box-shadow .18s var(--ease);
}
.btn-solid{background:var(--cyan);border-color:var(--cyan);color:#04121A}
.btn-solid:hover{transform:translateY(-2px);box-shadow:0 10px 26px rgba(41,242,214,.28)}
.btn-ghost{background:transparent;border-color:rgba(233,241,250,.24);color:var(--fog)}
.btn-ghost:hover{border-color:var(--cyan);color:var(--cyan)}
.btn-orange{background:var(--orange);border-color:var(--orange);color:#180800}
.btn-orange:hover{transform:translateY(-2px);box-shadow:0 10px 26px rgba(255,122,47,.3)}
.btn-quiet{background:transparent;border-color:transparent;color:var(--slate);text-decoration:underline;text-underline-offset:4px}
.btn-quiet:hover{color:var(--cyan)}

/* ---------- 7. Panels / KPI / Chips ---------- */
.panel{
  position:relative;padding:clamp(20px,2.4vw,32px);
  border:1px solid var(--grid);background:var(--frost);
  -webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px);
  transition:transform .18s var(--ease),border-color .18s var(--ease),background-color .18s var(--ease);
}
.panel:hover{transform:scale(1.02);border-color:rgba(41,242,214,.42)}
.panel--indigo{background:linear-gradient(160deg, rgba(21,27,63,.88), rgba(21,27,63,.42))}
.panel--teal{background:linear-gradient(160deg, rgba(6,48,46,.85), rgba(6,48,46,.38))}
.panel--wine{background:linear-gradient(160deg, rgba(74,16,39,.82), rgba(74,16,39,.36))}
.panel-head{display:flex;flex-wrap:wrap;align-items:baseline;justify-content:space-between;gap:12px;margin-bottom:14px}
.panel-title{font-family:var(--font-display);font-size:20px;font-weight:800;line-height:1.3}
.panel-meta{font-family:var(--font-mono);font-size:12px;letter-spacing:.08em;color:var(--slate)}
.kpi{display:flex;flex-direction:column;gap:6px}
.kpi-value{
  font-family:var(--font-mono);font-weight:700;line-height:1;
  font-size:clamp(30px,4vw,54px);color:var(--cyan);font-variant-numeric:tabular-nums;
}
.kpi-value--orange{color:var(--orange)}
.kpi-label{font-size:13px;color:var(--slate)}
.chip-group{display:flex;flex-wrap:wrap;gap:8px}
.chip{
  display:inline-flex;align-items:center;gap:8px;padding:8px 14px;
  border:1px solid var(--grid);background:rgba(255,255,255,.04);
  font-size:14px;color:var(--fog);border-radius:0;
  transition:border-color .18s var(--ease),color .18s var(--ease),background-color .18s var(--ease);
}
.chip:hover{border-color:rgba(41,242,214,.5);color:var(--cyan)}
.chip[aria-pressed="true"],.chip[data-active]{background:rgba(41,242,214,.12);border-color:var(--cyan);color:var(--cyan)}
.tag{
  display:inline-block;padding:3px 9px;
  font-family:var(--font-mono);font-size:11px;letter-spacing:.1em;
  border:1px solid var(--grid);color:var(--slate);
  font-variant-numeric:tabular-nums;
}
.tag--live{color:var(--orange);border-color:rgba(255,122,47,.5);background:rgba(255,122,47,.1)}

/* ---------- 8. Tabs ---------- */
.tabs{display:block}
.tablist{
  display:flex;flex-wrap:wrap;gap:0;margin-bottom:clamp(18px,2vw,28px);
  border-bottom:1px solid var(--grid);
}
.tab{
  display:inline-flex;align-items:center;gap:8px;
  margin-bottom:-1px;padding:12px 20px;
  font-size:15px;font-weight:700;color:var(--slate);
  border:1px solid transparent;border-bottom:1px solid transparent;border-radius:0;
  transition:color .18s var(--ease),border-color .18s var(--ease),background-color .18s var(--ease);
}
.tab:hover{color:var(--fog)}
.tab[aria-selected="true"]{
  color:var(--cyan);background:rgba(41,242,214,.08);
  border-color:var(--grid);border-bottom-color:var(--ink);
}
.tabpanel{padding:clamp(4px,1vw,12px) 0;animation:tab-in .18s var(--ease) both}
.tabpanel[hidden]{display:none}
@keyframes tab-in{from{opacity:0;transform:translateY(8px)}to{opacity:1;transform:none}}

/* ---------- 9. Breadcrumb ---------- */
.breadcrumb{padding-block:14px}
.breadcrumb-list{
  display:flex;flex-wrap:wrap;align-items:center;gap:8px;
  font-family:var(--font-mono);font-size:12px;letter-spacing:.06em;color:var(--slate);
}
.breadcrumb-item{display:inline-flex;align-items:center;gap:8px}
.breadcrumb-item+.breadcrumb-item::before{content:"/";color:var(--grid)}
.breadcrumb-link{color:var(--slate)}
.breadcrumb-link:hover{color:var(--cyan)}
.breadcrumb-current{color:var(--fog)}

/* ---------- 10. Media ---------- */
.media{
  position:relative;margin:0;overflow:hidden;aspect-ratio:16/9;
  border:1px solid var(--grid);
  background:linear-gradient(160deg, rgba(21,27,63,.72), rgba(6,48,46,.36));
}
.media--wide{aspect-ratio:21/9}
.media--tall{aspect-ratio:4/5}
.media--square{aspect-ratio:1/1}
.media::after{
  content:"";position:absolute;inset:0;pointer-events:none;
  background-image:
    repeating-linear-gradient(90deg, rgba(30,46,74,.55) 0 1px, transparent 1px 40px),
    repeating-linear-gradient(0deg, rgba(30,46,74,.4) 0 1px, transparent 1px 40px);
}
.media-frame{position:absolute;inset:0}
.media-frame img,.media-frame svg{width:100%;height:100%;object-fit:cover}
.media-placeholder{
  position:absolute;inset:0;display:flex;align-items:center;justify-content:center;
  font-family:var(--font-mono);font-size:12px;letter-spacing:.2em;
  text-transform:uppercase;color:var(--slate);text-align:center;padding:16px;
}
.media-caption{margin-top:10px;font-size:13px;color:var(--slate)}

/* ---------- 11. Skip link ---------- */
.skip-link{
  position:absolute;left:16px;top:-80px;z-index:200;
  display:inline-flex;align-items:center;padding:12px 18px;
  background:var(--cyan);border:1px solid var(--cyan);color:#04121A;
  font-weight:800;letter-spacing:.02em;
  transition:top .18s var(--ease);
}
.skip-link:focus{top:12px}

/* ---------- 12. Header ---------- */
.site-header{
  position:sticky;top:0;z-index:90;
  background:rgba(6,13,27,.86);
  -webkit-backdrop-filter:blur(16px) saturate(140%);
  backdrop-filter:blur(16px) saturate(140%);
  border-bottom:1px solid var(--grid);
  transition:background-color .18s var(--ease),box-shadow .18s var(--ease);
}
.site-header[data-stuck]{background:rgba(6,13,27,.97);box-shadow:0 14px 44px rgba(0,0,0,.45)}

.header-ticker{
  display:flex;align-items:center;height:34px;overflow:hidden;
  border-bottom:1px solid rgba(30,46,74,.7);
  background:linear-gradient(90deg, rgba(74,16,39,.55), rgba(21,27,63,.35) 52%, rgba(6,48,46,.45));
}
.ticker-track{
  display:flex;align-items:center;width:max-content;
  animation:ticker-scroll 52s linear infinite;
}
.header-ticker:hover .ticker-track{animation-play-state:paused}
.ticker-item{
  display:inline-flex;align-items:center;gap:10px;
  margin-right:46px;white-space:nowrap;
  font-family:var(--font-mono);font-size:12px;letter-spacing:.1em;color:var(--slate);
}
.ticker-item::before{content:"";width:5px;height:5px;background:var(--cyan);flex:0 0 auto}
@keyframes ticker-scroll{from{transform:translate3d(0,0,0)}to{transform:translate3d(-50%,0,0)}}

.header-bar{
  position:relative;
  display:flex;flex-wrap:nowrap;align-items:center;
  gap:clamp(14px,2vw,32px);
  width:100%;max-width:var(--wrap);margin-inline:auto;
  padding:14px var(--gutter);
}

.header-brand{flex:0 0 auto;display:flex;flex-direction:column;gap:2px;min-width:0}
.brand-mark{
  display:inline-block;
  font-family:var(--font-display);font-size:22px;font-weight:900;letter-spacing:.06em;
  color:var(--fog);transform:skewX(-3deg);transform-origin:left bottom;
  transition:color .18s var(--ease);
}
.brand-mark:hover{color:var(--cyan)}
.brand-domain{
  font-family:var(--font-mono);font-size:11px;letter-spacing:.14em;color:var(--slate);
}

.header-dock{flex:1 1 auto;min-width:0;display:flex;align-items:center;gap:22px}
.dock-item{display:inline-flex;align-items:baseline;gap:7px;white-space:nowrap}
.dock-key{font-family:var(--font-mono);font-size:11px;letter-spacing:.12em;color:var(--slate)}
.dock-value{font-family:var(--font-mono);font-size:12px;font-weight:700;color:var(--cyan);font-variant-numeric:tabular-nums}

.site-nav{flex:0 0 auto;display:flex;align-items:center;gap:clamp(10px,1.5vw,24px)}
.nav-list{display:flex;align-items:center;gap:2px}
.nav-item{display:flex}
.nav-link{
  position:relative;display:inline-flex;align-items:center;gap:7px;
  padding:10px 12px;font-size:15px;font-weight:600;color:var(--fog);
  border:1px solid transparent;
  transition:color .18s var(--ease),border-color .18s var(--ease),background-color .18s var(--ease);
}
.nav-link:hover{color:var(--cyan);border-color:rgba(41,242,214,.35)}
.nav-link[aria-current="page"]{
  color:var(--cyan);background:rgba(41,242,214,.09);border-color:var(--cyan);
}
.nav-link[aria-current="page"]::after{
  content:"";position:absolute;left:12px;right:12px;bottom:4px;height:2px;background:var(--cyan);
}
.nav-index{font-family:var(--font-mono);font-size:10px;letter-spacing:.06em;color:var(--slate)}
.nav-link[aria-current="page"] .nav-index{color:var(--orange)}
.nav-actions{display:flex;align-items:center;gap:10px}

.nav-toggle{
  display:none;flex:0 0 auto;margin-left:auto;align-items:center;gap:10px;
  padding:10px 14px;font-size:14px;font-weight:700;color:var(--fog);
  border:1px solid var(--grid);background:rgba(255,255,255,.05);
  transition:border-color .18s var(--ease),color .18s var(--ease),background-color .18s var(--ease);
}
.nav-toggle:hover{border-color:var(--cyan);color:var(--cyan)}
.nav-toggle[aria-expanded="true"]{border-color:var(--cyan);color:var(--cyan);background:rgba(41,242,214,.12)}
.nav-toggle-label{letter-spacing:.08em}
.nav-toggle-glyph{display:inline-flex;flex-direction:column;gap:3px;width:16px}
.nav-toggle-glyph i{display:block;height:2px;width:100%;background:currentColor;font-style:normal;transition:transform .18s var(--ease),opacity .18s var(--ease)}
.nav-toggle[aria-expanded="true"] .nav-toggle-glyph i:nth-child(1){transform:translateY(5px) rotate(45deg)}
.nav-toggle[aria-expanded="true"] .nav-toggle-glyph i:nth-child(2){opacity:0}
.nav-toggle[aria-expanded="true"] .nav-toggle-glyph i:nth-child(3){transform:translateY(-5px) rotate(-45deg)}

.scroll-progress{
  position:absolute;left:0;bottom:-1px;z-index:2;
  width:100%;height:2px;pointer-events:none;
  background:linear-gradient(90deg, var(--cyan), var(--orange));
  transform:scaleX(0);transform-origin:0 50%;
  transition:transform .12s linear;
}

/* ---------- 13. Footer ---------- */
.site-footer{
  position:relative;overflow:hidden;
  margin-top:clamp(48px,7vw,110px);
  padding-top:clamp(40px,5vw,76px);
  border-top:1px solid var(--grid);
  background:
    linear-gradient(180deg, rgba(74,16,39,.38), rgba(6,13,27,0) 42%),
    radial-gradient(900px 400px at 90% 0%, rgba(21,27,63,.7), transparent 60%),
    var(--ink);
}
.footer-frame{
  position:relative;z-index:2;
  width:100%;max-width:var(--wrap);margin-inline:auto;padding-inline:var(--gutter);
}
.footer-top{
  display:grid;grid-template-columns:minmax(0,5fr) minmax(0,7fr);
  gap:clamp(28px,4vw,64px);
  padding-bottom:clamp(28px,4vw,52px);
}
.footer-lead{display:flex;flex-direction:column;gap:10px;max-width:44ch}
.footer-brand{
  font-family:var(--font-display);font-size:26px;font-weight:900;letter-spacing:.06em;
  transform:skewX(-3deg);transform-origin:left bottom;
}
.footer-domain{font-family:var(--font-mono);font-size:12px;letter-spacing:.16em;color:var(--cyan)}
.footer-contact{font-family:var(--font-mono);font-size:13px;color:var(--fog);font-variant-numeric:tabular-nums}
.footer-address{font-size:13px;color:var(--slate)}
.footer-note{font-size:13px;line-height:1.7;color:var(--slate)}
.footer-nav{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px}
.footer-col{display:flex;flex-direction:column}
.footer-heading{
  margin-bottom:14px;font-family:var(--font-mono);font-size:12px;font-weight:700;
  letter-spacing:.2em;color:var(--orange);
}
.footer-list{display:flex;flex-direction:column;gap:10px}
.footer-link{
  display:inline-block;font-size:15px;color:rgba(233,241,250,.8);
  border-bottom:1px solid transparent;
  transition:color .18s var(--ease),border-color .18s var(--ease);
}
.footer-link:hover{color:var(--cyan);border-bottom-color:var(--cyan)}
.footer-base{
  display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:12px;
  padding:18px 0 32px;border-top:1px solid var(--grid);
}
.footer-legal,.footer-signature,.footer-copy{
  font-family:var(--font-mono);font-size:12px;letter-spacing:.08em;color:var(--slate);
  font-variant-numeric:tabular-nums;
}
.footer-signature{color:rgba(233,241,250,.72)}
.footer-watermark{
  position:absolute;right:-3%;bottom:-8%;z-index:1;
  pointer-events:none;user-select:none;white-space:nowrap;
  font-family:var(--font-display);font-weight:900;
  font-size:clamp(120px,26vw,300px);line-height:.8;letter-spacing:-.04em;
  color:rgba(233,241,250,.035);transform:skewX(-3deg);transform-origin:right bottom;
}

/* ---------- 14. Reveal ---------- */
html.reveal-ready [data-reveal]{
  opacity:0;transform:translateY(20px);
  transition:opacity .5s var(--ease),transform .5s var(--ease);
}
html.reveal-ready [data-reveal].is-visible{opacity:1;transform:none}

/* ---------- 15. Responsive ---------- */
@media (max-width:1180px){
  .header-dock{display:none}
}
@media (max-width:1024px){
  .nav-link{padding:9px 9px;font-size:14px}
  .nav-actions .btn{padding:10px 14px;font-size:14px}
  .footer-top{grid-template-columns:minmax(0,1fr);gap:34px}
}
@media (max-width:900px){
  .nav-toggle{display:inline-flex}

  .site-nav{
    position:absolute;top:100%;left:0;right:0;
    flex-direction:column;align-items:stretch;gap:0;
    max-height:calc(100vh - 96px);overflow-y:auto;
    padding:16px var(--gutter) 26px;
    background:rgba(6,13,27,.98);
    -webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px);
    border-bottom:1px solid var(--grid);
    box-shadow:0 26px 52px rgba(0,0,0,.55);
    opacity:0;visibility:hidden;transform:translateY(-10px);
    transition:opacity .18s var(--ease),transform .18s var(--ease),visibility .18s var(--ease);
  }
  .site-nav[data-open]{opacity:1;visibility:visible;transform:translateY(0)}

  .nav-list{flex-direction:column;align-items:stretch;width:100%;gap:0}
  .nav-item{display:block}
  .nav-link{
    width:100%;padding:14px 2px;font-size:18px;font-weight:700;
    border:0;border-bottom:1px solid var(--grid);
  }
  .nav-link:hover{border-color:var(--grid)}
  .nav-link[aria-current="page"]{
    background:linear-gradient(90deg, rgba(41,242,214,.14), transparent);
    border-color:var(--grid);padding-left:12px;
  }
  .nav-link[aria-current="page"]::after{display:none}

  .nav-actions{flex-direction:column;align-items:stretch;gap:10px;margin-top:18px;width:100%}
  .nav-actions .btn{width:100%;padding:14px 18px;font-size:15px}

  .grid{grid-template-columns:repeat(6,minmax(0,1fr))}
  .col-3,.col-4,.col-5,.col-6,.col-7,.col-8,.col-12{grid-column:span 6}
  .offset-1{grid-column-start:auto}

  .display{transform:skewX(-2deg)}
  .panel:hover{transform:none}
}
@media (max-width:640px){
  body{font-size:16px}
  .header-ticker{height:30px}
  .ticker-item{font-size:11px;margin-right:34px}
  .brand-mark{font-size:19px}
  .footer-nav{grid-template-columns:minmax(0,1fr);gap:26px}
  .footer-base{justify-content:flex-start;gap:8px}
  .section{padding-block:clamp(34px,8vw,56px)}
}

/* ---------- 16. 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;
  }
  .ticker-track{animation:none;transform:none}
  .scroll-progress{transition:none}
  .tabpanel{animation:none}
  html.reveal-ready [data-reveal]{opacity:1;transform:none}
  .panel:hover{transform:none}
}