/* ============================================================
   九体育赛场 · 全站共享样式  /assets/site.css
   色彩语义：荧光青=射门统计 暖橙=积分旧表 草绿=历史交锋 琥珀=重点高亮
   ============================================================ */

:root{
  --ink-900:#0B1E3A;
  --ink-950:#0E1116;
  --ink-800:#16305C;
  --line:#24406E;
  --line-soft:rgba(36,64,110,.6);
  --cyan:#2AF5D6;
  --cyan-soft:rgba(42,245,214,.14);
  --orange:#FF8A3D;
  --grass:#5BD46A;
  --amber:#FFC24B;
  --mist:#E8EEF7;
  --steel:#8FA3BF;
  --paper:#F2E3C8;
  --dim:#5E7396;

  --font-display:"Bebas Neue","Oswald","Archivo Narrow","Source Han Sans SC","PingFang SC","Microsoft YaHei",sans-serif;
  --font-body:"Source Han Sans SC","Noto Sans SC","PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;
  --font-mono:"JetBrains Mono","IBM Plex Mono",ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;

  --shell-max:1320px;
  --gutter:20px;
  --accent:var(--cyan);
  --ease:cubic-bezier(.22,.61,.36,1);
}

/* ---------------- reset ---------------- */
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  min-height:100vh;
  display:flex;
  flex-direction:column;
  background:var(--ink-900);
  color:var(--mist);
  font-family:var(--font-body);
  font-size:clamp(15px,0.55vw + 13.4px,17px);
  line-height:1.75;
  letter-spacing:.005em;
  -webkit-font-smoothing:antialiased;
}
img,svg,video{display:block;max-width:100%;height:auto}
ul,ol{margin:0;padding:0;list-style:none}
a{color:inherit;text-decoration:none}
button,input,select,textarea{font:inherit;color:inherit}
h1,h2,h3,h4,h5,h6,p,figure,blockquote{margin:0}
[hidden]{display:none !important}

h1,h2,h3,h4{font-family:var(--font-display);font-weight:800;letter-spacing:-0.01em;line-height:1.08;color:var(--mist)}
.display-1{font-size:clamp(38px,6.4vw,84px);line-height:1.02}
.display-2{font-size:clamp(28px,3.6vw,50px)}
.lede{font-size:clamp(16px,1vw + 13px,19px);color:#C6D4E8;max-width:64ch}
.prose{max-width:68ch;color:#D5DFEE}
.prose p + p{margin-top:1em}
.annot{font-family:var(--font-mono);font-size:12px;letter-spacing:.08em;color:var(--steel);text-transform:uppercase}
.annot--rot{writing-mode:vertical-rl;letter-spacing:.24em}
.num,.mono{font-family:var(--font-mono);font-variant-numeric:tabular-nums;font-weight:600}
.eyebrow{display:inline-flex;align-items:center;gap:10px;font-family:var(--font-mono);font-size:12px;letter-spacing:.18em;color:var(--cyan);text-transform:uppercase}
.eyebrow::before{content:"";width:26px;height:1px;background:currentColor;display:block}

/* ---------------- 布局容器 ---------------- */
main{flex:1 1 auto;display:block}
.shell{width:min(100% - (2 * var(--gutter)),var(--shell-max));margin-inline:auto}
.shell--narrow{width:min(100% - (2 * var(--gutter)),900px);margin-inline:auto}

.grid{display:grid;grid-template-columns:repeat(12,minmax(0,1fr));gap:24px}
.grid--auto{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap: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-9{grid-column:span 9}
.col-12{grid-column:span 12}

.stack > * + *{margin-top:var(--stack-gap,16px)}
.rule{height:1px;background:var(--line-soft);border:0}

.section{padding:clamp(48px,6vw,88px) 0;border-top:1px solid var(--line-soft)}
.section__head{display:flex;flex-wrap:wrap;align-items:flex-end;gap:16px 24px;margin-bottom:clamp(24px,3vw,40px)}
.section__num{font-family:var(--font-mono);font-size:12px;letter-spacing:.14em;color:var(--orange)}
.section__title{font-size:clamp(24px,2.6vw,40px)}
.section__title::after{content:"";display:block;width:56px;height:2px;background:var(--cyan);margin-top:14px}

/* ---------------- 按钮 / 标签 / 面包屑 ---------------- */
.btn{
  display:inline-flex;align-items:center;gap:10px;
  padding:12px 22px;border:1px solid transparent;
  font-size:15px;font-weight:700;letter-spacing:.02em;cursor:pointer;
  clip-path:polygon(0 0,100% 0,100% calc(100% - 12px),calc(100% - 12px) 100%,0 100%);
  transition:background-color .18s var(--ease),color .18s var(--ease),border-color .18s var(--ease),transform .18s var(--ease);
}
.btn--primary{background:var(--cyan);color:var(--ink-950)}
.btn--primary:hover{background:#6BFFEA}
.btn--amber{background:var(--amber);color:#241703}
.btn--amber:hover{background:#FFD472}
.btn--ghost{background:rgba(22,48,92,.35);border-color:var(--line);color:var(--mist)}
.btn--ghost:hover{border-color:var(--cyan);color:var(--cyan)}
.btn--sm{padding:8px 14px;font-size:13px}

.tag{display:inline-flex;align-items:center;gap:6px;padding:3px 10px;font-family:var(--font-mono);font-size:11.5px;letter-spacing:.08em;border:1px solid var(--accent);color:var(--accent);background:rgba(11,30,58,.5)}
.tag--cyan{--accent:var(--cyan)}
.tag--orange{--accent:var(--orange)}
.tag--grass{--accent:var(--grass)}
.tag--amber{--accent:var(--amber)}

.crumbs{display:flex;flex-wrap:wrap;align-items:center;gap:8px;padding:16px 0;font-family:var(--font-mono);font-size:12px;letter-spacing:.06em;color:var(--steel)}
.crumb + .crumb::before{content:"/";margin-right:8px;color:var(--dim)}
.crumb a:hover{color:var(--cyan)}
.crumb--current{color:var(--mist)}

/* ---------------- 切角面板 ---------------- */
.panel{
  position:relative;
  background:linear-gradient(160deg,var(--ink-800),rgba(14,17,22,.94));
  border:1px solid var(--line-soft);
  clip-path:polygon(0 0,100% 0,100% calc(100% - 22px),calc(100% - 22px) 100%,0 100%);
  padding:26px 26px 30px;
}
.panel::before{content:"";position:absolute;left:0;top:0;width:3px;height:64px;background:var(--accent)}
.panel--cyan{--accent:var(--cyan)}
.panel--orange{--accent:var(--orange)}
.panel--grass{--accent:var(--grass)}
.panel--amber{--accent:var(--amber)}
.panel__head{display:flex;flex-wrap:wrap;align-items:baseline;gap:12px;margin-bottom:14px}
.panel__title{font-size:clamp(19px,1.5vw,26px)}
.panel__body{color:#CFDAEB}

/* ---------------- 图片容器（页面阶段放 .media__img） ---------------- */
.media{
  position:relative;overflow:hidden;margin:0;
  background:
    linear-gradient(135deg,rgba(22,48,92,.9),rgba(14,17,22,.95)),
    repeating-linear-gradient(90deg,transparent 0 39px,rgba(42,245,214,.06) 39px 40px);
  border:1px solid var(--line-soft);
  clip-path:polygon(0 0,100% 0,100% calc(100% - 22px),calc(100% - 22px) 100%,0 100%);
}
.media__img{width:100%;height:100%;object-fit:cover}
.media--16x9{aspect-ratio:16/9}
.media--4x3{aspect-ratio:4/3}
.media--21x9{aspect-ratio:21/9}
.media--1x1{aspect-ratio:1/1}
.media__tag{position:absolute;left:14px;top:14px;z-index:2}
.media__num{position:absolute;right:14px;bottom:12px;z-index:2;font-family:var(--font-mono);font-size:11.5px;letter-spacing:.1em;color:var(--steel)}
.media__caption{position:absolute;left:14px;bottom:12px;z-index:2;font-family:var(--font-mono);font-size:11.5px;letter-spacing:.08em;color:var(--mist)}

/* ---------------- 显现动效 ---------------- */
[data-reveal]{opacity:0;transform:translateY(16px);transition:opacity .5s var(--ease),transform .5s var(--ease);transition-delay:var(--reveal-delay,0ms)}
[data-reveal].is-visible{opacity:1;transform:none}

/* ---------------- 焦点 ---------------- */
:focus-visible{outline:2px solid var(--cyan);outline-offset:2px}
.skip-link{
  position:absolute;left:16px;top:-72px;z-index:200;
  background:var(--cyan);color:var(--ink-950);
  padding:10px 18px;font-weight:700;font-size:14px;
  transition:top .2s var(--ease);
}
.skip-link:focus{top:10px}

/* ============================================================
   页头
   ============================================================ */
.site-header{
  position:sticky;top:0;z-index:80;
  background:var(--ink-950);
  border-bottom:1px solid var(--line);
}
.header-utility{
  background:linear-gradient(90deg,var(--ink-950) 0%,var(--ink-900) 52%,var(--ink-950) 100%);
  border-bottom:1px solid var(--line-soft);
}
.header-utility__inner{display:flex;align-items:center;justify-content:space-between;gap:18px;min-height:66px;padding:9px 0}

.brand{display:flex;align-items:center;gap:12px;flex:0 0 auto;min-width:0}
.brand__glyph{
  display:grid;place-items:center;flex:0 0 auto;
  width:38px;height:38px;
  background:var(--cyan);color:var(--ink-950);
  font-family:var(--font-display);font-weight:800;font-size:22px;line-height:1;
  clip-path:polygon(0 0,100% 0,100% 70%,70% 100%,0 100%);
}
.brand__text{display:flex;flex-direction:column;min-width:0}
.brand__name{font-family:var(--font-display);font-weight:800;font-size:21px;letter-spacing:.02em;color:var(--mist);line-height:1.1}
.brand__tag{font-family:var(--font-mono);font-size:11px;letter-spacing:.12em;color:var(--steel);line-height:1.4}

.header-tools{display:flex;align-items:center;gap:14px;min-width:0}

.season-switch{
  display:flex;align-items:center;gap:4px;padding:3px 4px;
  border:1px solid var(--line);
  background:rgba(22,48,92,.4);
  clip-path:polygon(0 0,100% 0,100% 68%,calc(100% - 12px) 100%,0 100%);
}
.season-switch__label{font-family:var(--font-mono);font-size:11px;letter-spacing:.1em;color:var(--steel);padding:0 8px 0 10px;white-space:nowrap}
.season-switch__btn{
  appearance:none;border:0;background:transparent;color:var(--steel);
  font-size:13px;padding:6px 12px;cursor:pointer;white-space:nowrap;
  transition:background-color .16s var(--ease),color .16s var(--ease);
}
.season-switch__btn:hover{color:var(--mist);background:var(--cyan-soft)}
.season-switch__btn.is-active,.season-switch__btn[aria-pressed="true"]{background:var(--cyan);color:var(--ink-950);font-weight:700}

.quickjump{position:relative;display:flex;align-items:center;border:1px solid var(--line);background:rgba(11,30,58,.76)}
.quickjump__label{font-family:var(--font-mono);font-size:11px;letter-spacing:.1em;color:var(--steel);padding:0 10px;white-space:nowrap}
.quickjump__input{width:180px;background:transparent;border:0;outline:none;padding:9px 12px;font-size:13px;color:var(--mist)}
.quickjump__input::placeholder{color:var(--dim)}
.quickjump__list{
  position:absolute;right:0;top:calc(100% + 8px);width:288px;max-height:300px;overflow:auto;z-index:95;
  background:var(--ink-800);border:1px solid var(--line);
  box-shadow:0 26px 50px rgba(0,0,0,.55);padding:6px;
}
.quickjump__item a{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:9px 11px;font-size:13.5px;color:var(--mist)}
.quickjump__item a:hover,.quickjump__item a:focus-visible{background:var(--cyan-soft);color:var(--cyan)}
.quickjump__meta{font-family:var(--font-mono);font-size:11px;color:var(--steel)}
.quickjump__empty{padding:12px;font-size:13px;color:var(--steel)}

.header-nav{background:var(--ink-900)}
.header-nav__inner{display:flex;align-items:center;gap:22px;min-height:54px}
.site-nav{flex:1 1 auto;min-width:0}
.nav-list{display:flex;align-items:center;gap:2px;flex-wrap:wrap}
.nav-link{
  position:relative;display:inline-block;
  padding:16px 15px;font-size:15px;font-weight:600;color:var(--steel);
  transition:color .18s var(--ease);
}
.nav-link::after{
  content:"";position:absolute;left:15px;right:15px;bottom:9px;height:2px;
  background:var(--cyan);transform:scaleX(0);transform-origin:left center;
  transition:transform .24s var(--ease);
}
.nav-link:hover{color:var(--mist)}
.nav-link:hover::after{transform:scaleX(1)}
.nav-link[aria-current="page"]{color:var(--mist)}
.nav-link[aria-current="page"]::after{transform:scaleX(1)}
.header-nav__note{
  font-family:var(--font-mono);font-size:11.5px;letter-spacing:.1em;color:var(--dim);white-space:nowrap;
}

.nav-toggle{
  display:none;align-items:center;gap:10px;
  appearance:none;background:transparent;border:1px solid var(--line);
  color:var(--mist);padding:9px 14px;cursor:pointer;font-size:14px;font-weight:600;
  position:relative;z-index:86;
}
.nav-toggle__bars{display:block}
.nav-toggle__bars i{display:block;width:18px;height:2px;background:currentColor;margin:3px 0;transition:transform .2s var(--ease),opacity .2s var(--ease)}
.site-header[data-open] .nav-toggle{border-color:var(--cyan);color:var(--cyan)}
.site-header[data-open] .nav-toggle__bars i:nth-child(1){transform:translateY(5px) rotate(45deg)}
.site-header[data-open] .nav-toggle__bars i:nth-child(2){opacity:0}
.site-header[data-open] .nav-toggle__bars i:nth-child(3){transform:translateY(-5px) rotate(-45deg)}

.nav-scrim{display:none}

.scroll-progress{height:2px;background:rgba(36,64,110,.55);overflow:hidden}
.scroll-progress__bar{
  display:block;height:100%;width:100%;
  background:linear-gradient(90deg,var(--cyan),var(--grass));
  transform:scaleX(0);transform-origin:left center;
}

/* ============================================================
   页脚
   ============================================================ */
.site-footer{margin-top:auto;background:var(--ink-950);border-top:1px solid var(--line)}
.footer-rule{height:3px;background:linear-gradient(90deg,var(--orange) 0%,rgba(255,138,61,.35) 46%,rgba(255,138,61,0) 82%)}
.footer-grid{display:grid;grid-template-columns:1.05fr 1.25fr 1.05fr;gap:36px;padding:clamp(36px,4vw,58px) 0 clamp(26px,3vw,38px)}
.footer-col{min-width:0}
.brand--footer{margin-bottom:16px}
.footer-line{font-family:var(--font-mono);font-size:13px;letter-spacing:.08em;color:var(--cyan)}
.footer-note{margin-top:10px;font-size:14px;color:var(--steel);line-height:1.7}
.footer-title{
  font-family:var(--font-display);font-size:18px;letter-spacing:.03em;
  color:var(--mist);margin-bottom:14px;
}
.footer-title::after{content:"";display:block;width:34px;height:2px;background:var(--cyan);margin-top:9px}

.h2h-search{display:flex;flex-direction:column;gap:10px}
.h2h-search__label{font-family:var(--font-mono);font-size:11.5px;letter-spacing:.08em;color:var(--steel)}
.h2h-search__input{
  width:100%;background:rgba(22,48,92,.42);border:1px solid var(--line);
  padding:10px 12px;font-size:14px;color:var(--mist);
}
.h2h-search__input::placeholder{color:var(--dim)}
.h2h-search__input:focus-visible{border-color:var(--cyan)}
.h2h-search__list{border-top:1px solid var(--line-soft)}
.h2h-search__item{border-bottom:1px solid var(--line-soft)}
.h2h-search__link{display:flex;align-items:center;justify-content:space-between;gap:14px;padding:11px 12px 11px 14px;font-size:14.5px;color:#D3DEEE;border-left:2px solid var(--grass);transition:background-color .16s var(--ease),color .16s var(--ease)}
.h2h-search__link:hover,.h2h-search__link:focus-visible{background:rgba(91,212,106,.1);color:var(--mist)}
.h2h-search__meta{font-family:var(--font-mono);font-size:11px;letter-spacing:.08em;color:var(--orange)}
.h2h-search__empty{padding:12px 2px;font-size:13px;color:var(--steel)}

.contact-list{display:flex;flex-direction:column;gap:10px}
.contact-list__item{display:grid;grid-template-columns:74px 1fr auto;align-items:center;gap:10px;padding-bottom:10px;border-bottom:1px solid var(--line-soft)}
.contact-list__item--wide{grid-template-columns:74px 1fr;align-items:start}
.contact-list__key{font-family:var(--font-mono);font-size:11.5px;letter-spacing:.08em;color:var(--steel)}
.contact-list__value{font-size:14.5px;color:var(--mist);word-break:break-word}
.copy-btn{
  appearance:none;border:1px solid var(--line);background:transparent;color:var(--steel);
  font-family:var(--font-mono);font-size:11px;letter-spacing:.08em;padding:5px 9px;cursor:pointer;
  transition:border-color .16s var(--ease),color .16s var(--ease);
}
.copy-btn:hover{border-color:var(--cyan);color:var(--cyan)}
.copy-btn.is-done{border-color:var(--grass);color:var(--grass)}

.footer-links{display:flex;flex-wrap:wrap;gap:8px 18px;margin-top:18px}
.footer-links a{font-size:14px;color:var(--steel);border-bottom:1px solid transparent;transition:color .16s var(--ease),border-color .16s var(--ease)}
.footer-links a:hover{color:var(--cyan);border-bottom-color:var(--cyan)}

.footer-bottom{
  display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:10px;
  padding:16px 0 26px;border-top:1px solid var(--line-soft);
}
.footer-copy,.footer-icp{font-family:var(--font-mono);font-size:12px;letter-spacing:.06em;color:var(--dim)}
.footer-icp{color:var(--steel)}

/* ============================================================
   响应式
   ============================================================ */
@media (max-width:1180px){
  .header-nav__note{display:none}
  .quickjump__input{width:150px}
}

@media (max-width:1024px){
  .footer-grid{grid-template-columns:1fr 1fr;gap:30px}
  .footer-col--contact{grid-column:span 2}
  .col-3,.col-4,.col-5{grid-column:span 6}
  .col-7,.col-8,.col-9{grid-column:span 12}
}

@media (max-width:900px){
  :root{--gutter:16px}
  .quickjump__label{display:none}
  .quickjump__input{width:126px;padding:8px 10px}
  .quickjump__list{width:250px}
  .header-utility__inner{min-height:60px;gap:12px}
  .brand__tag{display:none}
  .header-tools{gap:8px}
  .season-switch__label{display:none}
  .season-switch{overflow-x:auto;max-width:56vw}
  .season-switch__btn{padding:6px 10px;font-size:12.5px}

  .nav-toggle{display:inline-flex}
  .header-nav__inner{min-height:50px;gap:12px}

  .site-nav{
    position:fixed;top:0;right:0;bottom:0;z-index:84;
    width:min(86vw,360px);
    background:var(--ink-950);
    border-left:1px solid var(--line);
    padding:128px 0 40px;
    overflow-y:auto;
    transform:translateX(102%);
    visibility:hidden;
    transition:transform .3s var(--ease),visibility .3s var(--ease);
  }
  .site-header[data-open] .site-nav{transform:none;visibility:visible;box-shadow:-30px 0 70px rgba(0,0,0,.62)}
  .nav-list{flex-direction:column;align-items:stretch;gap:0;counter-reset:nav}
  .nav-list__item{position:relative;border-bottom:1px solid var(--line-soft)}
  .nav-list__item::before{
    content:counter(nav,decimal-leading-zero);
    counter-increment:nav;
    position:absolute;left:20px;top:22px;
    font-family:var(--font-mono);font-size:11px;letter-spacing:.1em;color:var(--dim);
  }
  .nav-link{display:block;padding:18px 22px 18px 60px;font-size:17px;border-left:2px solid transparent}
  .nav-link::after{left:0;right:auto;top:0;bottom:0;width:2px;height:100%;transform:scaleY(0);transform-origin:top center}
  .nav-link:hover::after,.nav-link[aria-current="page"]::after{transform:scaleY(1)}
  .nav-link[aria-current="page"]{background:var(--cyan-soft);border-left-color:var(--cyan)}

  .nav-scrim{display:none}
  .site-header[data-open] .nav-scrim{
    display:block;position:fixed;inset:0;z-index:70;
    background:rgba(6,10,18,.74);
  }
  body.is-nav-open{overflow:hidden}
}

@media (max-width:720px){
  .footer-grid{grid-template-columns:1fr;gap:26px}
  .footer-col--contact{grid-column:auto}
  .col-3,.col-4,.col-5,.col-6,.col-7,.col-8,.col-9{grid-column:span 12}
  .section__head{gap:10px}
  .contact-list__item{grid-template-columns:1fr auto;gap:4px 10px}
  .contact-list__item--wide{grid-template-columns:1fr}
  .contact-list__key{grid-column:1 / -1}
}

@media (max-width:420px){
  .brand__name{font-size:19px}
  .season-switch{max-width:52vw}
}

/* ---------------- 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;transition:none}
}