/* /assets/site.css — 谈球吧体育共享外壳 */

*,*::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,dl,dd{margin:0;padding:0;}
ul,ol{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;}

:root{
  --pitch:#0B2A20;
  --pitch-2:#123A2B;
  --turf:#1E5B43;
  --lime:#C9F23C;
  --red:#FF3B4E;
  --amber:#FFC24B;
  --ink:#080D0B;
  --paper:#F2F6F3;
  --mist:#8FA79C;

  --line:rgba(30,91,67,.85);
  --line-soft:rgba(30,91,67,.6);
  --hair:rgba(143,167,156,.22);
  --text:rgba(242,246,243,.92);
  --text-dim:rgba(242,246,243,.64);
  --ink-text:#080D0B;
  --ink-dim:rgba(8,13,11,.64);

  --shell-w:1180px;
  --shell-wide:1340px;
  --gutter:clamp(16px,4vw,40px);

  --font-body:"Noto Sans SC","PingFang SC","Source Han Sans SC",system-ui,-apple-system,"Microsoft YaHei",sans-serif;
  --font-heading:"Noto Sans SC","PingFang SC","Source Han Sans SC",system-ui,"Microsoft YaHei",sans-serif;
  --font-display:"Barlow Condensed","Oswald","PingFang SC","Noto Sans SC",system-ui,sans-serif;
  --font-mono:"JetBrains Mono","SFMono-Regular",ui-monospace,Menlo,Consolas,monospace;

  --r-sm:2px;
  --shadow-1:0 1px 0 rgba(0,0,0,.3),0 18px 40px -30px rgba(0,0,0,.85);
}

body{
  min-height:100vh;
  font-family:var(--font-body);
  font-size:16px;
  line-height:1.75;
  color:var(--text);
  background-color:var(--pitch);
  background-image:repeating-linear-gradient(90deg,transparent 0 95px,rgba(30,91,67,.28) 95px 96px);
  background-attachment:fixed;
  -webkit-font-smoothing:antialiased;
}

h1,h2,h3,h4{font-family:var(--font-heading);font-weight:700;line-height:1.28;letter-spacing:.02em;color:var(--paper);}
p{overflow-wrap:break-word;}

:where(a,button,input,textarea,summary,[tabindex]):focus-visible{
  outline:2px solid var(--lime);
  outline-offset:3px;
  border-radius:2px;
}
#main-content{scroll-margin-top:120px;}

.visually-hidden{position:absolute!important;width:1px;height:1px;margin:-1px;padding:0;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap;border:0;}
.mono{font-family:var(--font-mono);letter-spacing:.08em;}
.text-lime{color:var(--lime);}
.text-red{color:var(--red);}
.text-amber{color:var(--amber);}
.text-dim{color:var(--text-dim);}

/* ---------- 头部：紧凑命令栏 ---------- */
.site-head{
  position:sticky;
  top:0;
  z-index:60;
  color:var(--paper);
  background:rgba(11,42,32,.95);
  border-bottom:1px solid var(--line);
  -webkit-backdrop-filter:blur(8px);
  backdrop-filter:blur(8px);
}
.skip-link{
  position:absolute;
  left:var(--gutter);
  top:-64px;
  z-index:80;
  padding:8px 14px;
  background:var(--lime);
  color:var(--ink);
  font-size:14px;
  font-weight:600;
  letter-spacing:.04em;
  border-radius:var(--r-sm);
  transition:top .16s ease;
}
.skip-link:focus{top:8px;}

.head-progress{height:2px;background:rgba(30,91,67,.5);}
.head-progress__bar{display:block;height:100%;width:0;background:linear-gradient(90deg,var(--turf) 0%,var(--lime) 100%);}

.head-frame{width:100%;max-width:var(--shell-w);margin:0 auto;padding:0 var(--gutter);}
.head-top{
  display:flex;
  align-items:center;
  gap:clamp(10px,2.2vw,28px);
  min-height:64px;
  padding:12px 0;
}

.brand{display:flex;align-items:center;gap:12px;flex:0 0 auto;}
.brand__mark{
  display:grid;place-items:center;
  width:42px;height:42px;
  border:1px solid var(--lime);
  background:rgba(201,242,60,.07);
  color:var(--lime);
  font-family:var(--font-mono);
  font-size:12px;
  letter-spacing:.08em;
  transition:background-color .18s ease,color .18s ease;
}
.brand:hover .brand__mark{background:var(--lime);color:var(--ink);}
.brand__text{display:flex;flex-direction:column;gap:1px;}
.brand__name{font-size:17px;font-weight:700;letter-spacing:.07em;color:var(--paper);}
.brand__sub{font-family:var(--font-mono);font-size:11px;letter-spacing:.14em;color:var(--mist);}

.head-readout{display:none;gap:20px;margin-left:auto;padding-left:20px;}
.head-readout__item{display:flex;flex-direction:column;gap:2px;padding-left:10px;border-left:1px solid var(--line);}
.head-readout__key{font-family:var(--font-mono);font-size:10px;letter-spacing:.18em;color:var(--mist);}
.head-readout__val{font-family:var(--font-mono);font-size:11px;letter-spacing:.06em;color:var(--text);}

.head-actions{display:flex;align-items:center;gap:10px;margin-left:auto;}

/* 通用按钮 */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  min-height:40px;
  padding:0 18px;
  border:1px solid transparent;
  border-radius:var(--r-sm);
  font-size:15px;
  font-weight:600;
  letter-spacing:.05em;
  white-space:nowrap;
  transition:background-color .18s ease,color .18s ease,border-color .18s ease,transform .18s ease;
}
.btn--accent{background:var(--lime);border-color:var(--lime);color:var(--ink);}
.btn--accent:hover{background:#dcff6a;border-color:#dcff6a;}
.btn--ghost{border-color:rgba(201,242,60,.5);color:var(--lime);}
.btn--ghost:hover{background:rgba(201,242,60,.12);border-color:var(--lime);}
.btn--outline{border-color:rgba(242,246,243,.28);color:var(--paper);}
.btn--outline:hover{border-color:var(--paper);background:rgba(242,246,243,.07);}
.btn--sm{min-height:34px;padding:0 14px;font-size:13px;}
.btn--block{width:100%;}
.btn:active{transform:translateY(1px);}

.nav-toggle{
  display:inline-flex;align-items:center;gap:8px;
  min-height:34px;
  padding:0 12px;
  border:1px solid var(--line);
  border-radius:var(--r-sm);
  color:var(--paper);
  font-size:13px;
  letter-spacing:.06em;
  transition:border-color .18s ease,color .18s ease;
}
.nav-toggle:hover{border-color:var(--lime);color:var(--lime);}
.nav-toggle__bars{display:inline-flex;flex-direction:column;gap:3px;width:14px;}
.nav-toggle__bars i{display:block;height:1px;background:currentColor;}
.nav-toggle__bars i:nth-child(2){width:70%;}
.nav-toggle__label{font-family:var(--font-mono);font-size:11px;letter-spacing:.14em;}

/* 命令栏导航 */
.site-nav{border-top:1px solid var(--line-soft);}
.site-nav__list{display:flex;align-items:stretch;gap:clamp(6px,2vw,26px);}
.site-nav__item{display:flex;}
.site-nav__link{
  position:relative;
  display:inline-flex;align-items:baseline;gap:8px;
  padding:12px 2px 11px;
  font-size:15px;
  font-weight:600;
  letter-spacing:.04em;
  color:rgba(242,246,243,.76);
  transition:color .18s ease;
}
.site-nav__link::after{
  content:"";
  position:absolute;left:0;bottom:0;
  width:0;height:2px;
  background:var(--lime);
  transition:width .2s ease;
}
.site-nav__link:hover{color:var(--paper);}
.site-nav__link:hover::after{width:16px;}
.site-nav__link[aria-current="page"]{color:var(--lime);}
.site-nav__link[aria-current="page"]::after{width:22px;}
.site-nav__idx{font-family:var(--font-mono);font-size:11px;letter-spacing:.1em;color:var(--mist);}
.site-nav__link[aria-current="page"] .site-nav__idx{color:var(--lime);}
.site-nav__label{white-space:nowrap;}

/* 滚动压缩态 */
.site-head[data-condensed] .brand__sub{display:none;}
.site-head[data-condensed] .head-top{min-height:52px;padding:8px 0;}
.site-head[data-condensed] .brand__mark{width:36px;height:36px;}
.site-head[data-condensed] .site-nav__link{padding:9px 2px 8px;}
.site-head[data-condensed] .head-readout{display:none;}

@media (min-width:1120px){
  .head-readout{display:flex;}
}

/* 移动端导航 */
@media (max-width:899px){
  .site-nav{
    max-height:0;
    overflow:hidden;
    border-top-color:transparent;
    transition:max-height .26s ease;
  }
  .site-nav[data-open]{
    max-height:72vh;
    overflow-y:auto;
    border-top-color:var(--line-soft);
  }
  .site-nav__list{flex-direction:column;gap:0;padding:4px 0 12px;}
  .site-nav__item{width:100%;}
  .site-nav__link{
    width:100%;
    padding:13px 22px 13px 2px;
    border-bottom:1px solid rgba(30,91,67,.35);
  }
  .site-nav__link::after{
    left:auto;right:2px;top:50%;bottom:auto;
    width:0;height:12px;
    transform:translateY(-50%);
  }
  .site-nav__link:hover::after,
  .site-nav__link[aria-current="page"]::after{width:12px;}
}

/* ---------- 页脚 ---------- */
.site-foot{
  background:var(--ink);
  border-top:1px solid var(--line);
  color:rgba(242,246,243,.72);
}
.foot-frame{
  width:100%;
  max-width:var(--shell-w);
  margin:0 auto;
  padding:clamp(32px,6vw,56px) var(--gutter) 26px;
}
.foot-top{
  display:grid;
  grid-template-columns:1fr;
  gap:clamp(24px,4vw,48px);
  padding-bottom:26px;
  border-bottom:1px solid var(--hair);
}
.foot-brand__mark{
  display:grid;place-items:center;
  width:38px;height:38px;
  border:1px solid var(--turf);
  color:var(--lime);
  font-family:var(--font-mono);
  font-size:11px;
  letter-spacing:.08em;
}
.foot-brand__name{margin-top:12px;font-size:19px;font-weight:700;letter-spacing:.07em;color:var(--paper);}
.foot-brand__line{margin-top:8px;max-width:34ch;font-size:14px;color:var(--mist);}
.foot-cols{display:grid;grid-template-columns:repeat(auto-fit,minmax(132px,1fr));gap:20px;}
.foot-col__title{margin-bottom:10px;font-family:var(--font-mono);font-size:11px;font-weight:600;letter-spacing:.18em;color:var(--lime);}
.foot-col__list{display:flex;flex-direction:column;gap:8px;}
.foot-col__link{font-size:14px;color:rgba(242,246,243,.74);transition:color .18s ease;}
.foot-col__link:hover{color:var(--lime);}
.foot-legal{
  display:flex;flex-wrap:wrap;gap:8px 22px;
  padding-top:20px;
  font-family:var(--font-mono);
  font-size:12px;
  letter-spacing:.04em;
  color:var(--mist);
}
.foot-legal__icp,.foot-legal__region,.foot-legal__contact,.foot-legal__addr{margin:0;}
.foot-note{
  width:100%;
  max-width:64ch;
  font-family:var(--font-body);
  font-size:13px;
  line-height:1.7;
  color:rgba(143,167,156,.92);
}
.foot-year{
  margin-top:16px;
  padding-top:14px;
  border-top:1px solid var(--hair);
  font-family:var(--font-mono);
  font-size:11px;
  letter-spacing:.1em;
  color:rgba(143,167,156,.75);
}

@media (min-width:760px){
  .foot-top{grid-template-columns:minmax(220px,1fr) 2fr;}
}

/* ---------- 通用容器与分区 ---------- */
.shell{width:100%;max-width:var(--shell-w);margin:0 auto;padding:0 var(--gutter);}
.shell--narrow{max-width:760px;}
.shell--wide{max-width:var(--shell-wide);}

.section{position:relative;padding:clamp(40px,7vw,88px) 0;}
.section--pitch{background:var(--pitch);}
.section--deep{background:var(--pitch-2);}
.section--ink{background:var(--ink);}
.section--paper{background:var(--paper);color:var(--ink-text);}
.section--paper h1,.section--paper h2,.section--paper h3,.section--paper h4{color:var(--ink);}
.section--ruled{border-top:1px solid var(--line-soft);}

.sec-head{display:flex;flex-direction:column;gap:10px;max-width:66ch;margin-bottom:clamp(20px,3vw,36px);}
.sec-kicker{font-family:var(--font-mono);font-size:12px;letter-spacing:.2em;color:var(--lime);}
.sec-title{font-size:clamp(22px,3.4vw,26px);}
.sec-desc{font-size:16px;color:var(--text-dim);}
.section--paper .sec-desc{color:var(--ink-dim);}
.section--paper .sec-kicker{color:var(--turf);}

/* 面包屑 */
.crumbs{
  display:flex;flex-wrap:wrap;align-items:center;gap:8px;
  padding:18px 0 0;
  font-family:var(--font-mono);
  font-size:12px;
  letter-spacing:.08em;
  color:var(--mist);
}
.crumbs__link{transition:color .18s ease;}
.crumbs__link:hover{color:var(--lime);}
.crumbs__sep{color:rgba(143,167,156,.5);}
.crumbs__current{color:rgba(242,246,243,.88);}
.section--paper .crumbs__current{color:var(--ink);}

/* 网格 */
.grid{display:grid;gap:clamp(16px,2.4vw,28px);}
.grid--2{grid-template-columns:repeat(auto-fit,minmax(280px,1fr));}
.grid--3{grid-template-columns:repeat(auto-fit,minmax(220px,1fr));}
.split{display:grid;grid-template-columns:1fr;gap:clamp(20px,3vw,40px);}
.stack{display:flex;flex-direction:column;gap:clamp(14px,2vw,24px);}
@media (min-width:900px){
  .split{grid-template-columns:1.35fr 1fr;align-items:start;}
  .split--flip{grid-template-columns:1fr 1.35fr;}
}

/* 框景与刻度 */
.frame{
  position:relative;
  padding:clamp(20px,4vw,44px);
  border:1px solid var(--line);
  background:rgba(18,58,43,.5);
  box-shadow:var(--shadow-1);
}
.frame::before,.frame::after{
  content:"";
  position:absolute;
  width:14px;height:14px;
  border:1px solid var(--lime);
}
.frame::before{top:-1px;left:-1px;border-right:0;border-bottom:0;}
.frame::after{right:-1px;bottom:-1px;border-top:0;border-left:0;}

.ruler{
  height:8px;
  border-top:1px solid var(--line-soft);
  background-image:repeating-linear-gradient(90deg,rgba(143,167,156,.5) 0 1px,transparent 1px 14px);
  background-size:auto 6px;
  background-repeat:repeat-x;
}

/* 目录索引 */
.index-list{display:flex;flex-direction:column;border-top:1px solid var(--line-soft);}
.index-list__item{border-bottom:1px solid var(--line-soft);}
.index-list__link{
  display:grid;
  grid-template-columns:auto 1fr auto;
  align-items:center;
  gap:14px;
  padding:16px 4px;
  transition:background-color .18s ease,padding-left .18s ease;
}
.index-list__link:hover{background:rgba(30,91,67,.35);padding-left:10px;}
.index-list__num{font-family:var(--font-mono);font-size:12px;letter-spacing:.1em;color:var(--lime);}
.index-list__title{font-size:17px;font-weight:600;color:var(--paper);}
.index-list__meta{font-family:var(--font-mono);font-size:11px;letter-spacing:.08em;color:var(--mist);}
.section--paper .index-list,
.section--paper .index-list__item{border-color:rgba(8,13,11,.14);}
.section--paper .index-list__link:hover{background:rgba(8,13,11,.05);}
.section--paper .index-list__title{color:var(--ink);}
.section--paper .index-list__num{color:var(--turf);}
.section--paper .index-list__meta{color:rgba(8,13,11,.55);}

/* 数据点 */
.stat{
  display:flex;flex-direction:column;gap:4px;
  padding-left:14px;
  border-left:2px solid var(--line);
}
.stat__value{
  font-family:var(--font-display);
  font-size:clamp(34px,6vw,56px);
  font-weight:700;
  line-height:.98;
  letter-spacing:.01em;
  color:var(--paper);
  font-variant-numeric:tabular-nums;
}
.stat__unit{font-family:var(--font-mono);font-size:.4em;color:var(--mist);margin-left:5px;letter-spacing:.08em;}
.stat__label{font-family:var(--font-mono);font-size:12px;letter-spacing:.12em;color:var(--mist);}
.stat--lime{border-left-color:var(--lime);}
.stat--lime .stat__value{color:var(--lime);}
.stat--red{border-left-color:var(--red);}
.stat--red .stat__value{color:var(--red);}
.stat--amber{border-left-color:var(--amber);}
.stat--amber .stat__value{color:var(--amber);}
.section--paper .stat__value{color:var(--ink);}
.section--paper .stat__label{color:var(--ink-dim);}

/* 红黄牌与标签 */
.mark{display:inline-block;width:9px;height:13px;border-radius:1px;vertical-align:-2px;}
.mark--red{background:var(--red);}
.mark--amber{background:var(--amber);}
.mark--lime{background:var(--lime);}

.tag{
  display:inline-flex;align-items:center;gap:6px;
  padding:3px 9px;
  border:1px solid rgba(143,167,156,.35);
  border-radius:999px;
  font-family:var(--font-mono);
  font-size:11px;
  letter-spacing:.1em;
  color:var(--mist);
}
.tag--lime{border-color:rgba(201,242,60,.55);color:var(--lime);}
.tag--red{border-color:rgba(255,59,78,.55);color:var(--red);}
.tag--amber{border-color:rgba(255,194,75,.55);color:var(--amber);}

/* 旁注与更多链接 */
.note{
  padding:14px 16px;
  border-left:2px solid var(--turf);
  background:rgba(18,58,43,.55);
  font-size:14px;
  color:var(--text-dim);
}
.note--amber{border-left-color:var(--amber);color:rgba(255,194,75,.9);}
.section--paper .note{background:rgba(8,13,11,.05);color:var(--ink-dim);}

.more-link{
  display:inline-flex;align-items:center;gap:8px;
  padding-bottom:3px;
  border-bottom:1px solid rgba(201,242,60,.4);
  font-family:var(--font-mono);
  font-size:12px;
  letter-spacing:.12em;
  color:var(--lime);
  transition:border-color .18s ease,color .18s ease;
}
.more-link:hover{border-bottom-color:var(--lime);color:#dcff6a;}

/* 维度切换 */
.tabs{display:flex;flex-direction:column;gap:18px;}
.tabs__list{display:flex;flex-wrap:wrap;gap:6px;border-bottom:1px solid var(--line-soft);}
.tabs__btn{
  margin-bottom:-1px;
  padding:9px 14px;
  border-bottom:2px solid transparent;
  font-size:14px;
  font-weight:600;
  letter-spacing:.04em;
  color:var(--mist);
  transition:color .18s ease,border-color .18s ease;
}
.tabs__btn:hover{color:var(--paper);}
.tabs__btn[aria-selected="true"]{color:var(--lime);border-bottom-color:var(--lime);}
.tabs__panel{display:flex;flex-direction:column;gap:14px;}
.tabs__panel[hidden]{display:none;}

/* 图片容器 */
.media{position:relative;overflow:hidden;border:1px solid var(--line);background:var(--pitch-2);}
.media__frame{position:relative;aspect-ratio:16/10;overflow:hidden;}
.media__frame img{width:100%;height:100%;object-fit:cover;transition:transform .3s ease;}
.media:hover .media__frame img{transform:scale(1.02);}
.media__tag{
  position:absolute;left:0;top:0;z-index:2;
  padding:4px 8px;
  background:var(--lime);
  color:var(--ink);
  font-family:var(--font-mono);
  font-size:11px;
  letter-spacing:.1em;
}
.media__caption{padding:9px 2px 0;font-family:var(--font-mono);font-size:11px;letter-spacing:.08em;color:var(--mist);}
.media--tall .media__frame{aspect-ratio:3/4;}
.media--square .media__frame{aspect-ratio:1/1;}
.media--wide .media__frame{aspect-ratio:21/9;}
.media--empty .media__frame{
  background-image:repeating-linear-gradient(135deg,rgba(30,91,67,.6) 0 1px,transparent 1px 12px);
}

/* 进入视口显现 */
html.js-ready [data-reveal]{
  opacity:0;
  transform:translateY(12px);
  transition:opacity .5s ease,transform .5s ease;
}
html.js-ready [data-reveal].is-revealed{opacity:1;transform:none;}

@media (max-width:719px){
  body{background-image:none;}
}

@media (prefers-reduced-motion: reduce){
  html{scroll-behavior:auto;}
  *,*::before,*::after{
    transition-duration:.001ms!important;
    animation-duration:.001ms!important;
    animation-iteration-count:1!important;
  }
  html.js-ready [data-reveal]{opacity:1;transform:none;}
  .media:hover .media__frame img{transform:none;}
  .index-list__link:hover{padding-left:4px;}
}