/* ==========================================================================
   ME体育方 · 共享样式 /assets/site.css
   夜场记分牌体系：夜场墨黑 + 赛场深绿铺底，荧光青做数据脉冲，信号橙押当前轮次
   ========================================================================== */

:root{
  --ink:#06100C;
  --green:#0B2A1D;
  --green-2:#14432E;
  --cyan:#2EF2C0;
  --orange:#FF6A2B;
  --cream:#F4F1E8;
  --stone:#93A39A;
  --moss:#4E7A5F;
  --clay:#C05A38;
  --glass:rgba(255,255,255,.06);
  --glass-line:rgba(46,242,192,.18);
  --line:rgba(147,163,154,.22);

  --f-display:"Noto Sans SC","PingFang SC","Hiragino Sans GB",system-ui,-apple-system,sans-serif;
  --f-body:"Noto Sans SC","PingFang SC","Hiragino Sans GB",system-ui,-apple-system,sans-serif;
  --f-serif:"Noto Serif SC","Songti SC","SimSun",Georgia,serif;
  --f-mono:ui-monospace,"Roboto Mono","Noto Sans Mono",Menlo,Consolas,monospace;

  --rail:116px;
  --frame:min(1180px,calc(100% - 48px));
}

/* ---------- reset ---------- */
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;overflow-x:clip}
body,h1,h2,h3,h4,h5,p,ul,ol,figure,blockquote,dl,dd{margin:0}
ul,ol{padding:0;list-style:none}
a{color:inherit;text-decoration:none}
button{font:inherit;color:inherit;background:none;border:0;padding:0;cursor:pointer}
img,svg,video{display:block;max-width:100%}
table{border-collapse:collapse;width:100%}
:focus-visible{outline:2px solid var(--cyan);outline-offset:3px}

/* ---------- base ---------- */
body{
  min-height:100vh;
  padding-left:var(--rail);
  background:var(--ink);
  color:var(--cream);
  font-family:var(--f-body);
  font-size:16px;
  line-height:1.75;
  letter-spacing:.01em;
  -webkit-font-smoothing:antialiased;
}
h1,h2,h3,h4{font-family:var(--f-display);font-weight:800;line-height:1.15;letter-spacing:-.02em;color:var(--cream);text-wrap:balance}
p{text-wrap:pretty}
strong{font-weight:700;color:var(--cream)}
#main-content:focus{outline:none}

.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap;border:0}

/* ---------- skip link ---------- */
.skip-link{
  position:fixed;top:8px;left:8px;z-index:200;
  padding:10px 18px;border-radius:2px;
  background:var(--cyan);color:var(--ink);
  font-size:14px;font-weight:700;letter-spacing:.04em;
  transform:translateY(-200%);
  transition:transform .2s ease;
}
.skip-link:focus{transform:translateY(0)}

/* ==========================================================================
   头部：左侧纵向轨道导航
   ========================================================================== */
.site-rail{
  position:fixed;top:0;left:0;bottom:0;z-index:60;
  width:var(--rail);
  display:flex;flex-direction:column;
  background:linear-gradient(180deg,#0B2A1D 0%,#06100C 78%);
  border-right:1px solid var(--glass-line);
  overflow-y:auto;
  overscroll-behavior:contain;
}
.site-rail::after{
  content:"";position:absolute;top:0;right:-1px;width:1px;height:120px;
  background:linear-gradient(180deg,var(--cyan),transparent);
  opacity:.7;pointer-events:none;
}

.rail-top{
  display:flex;flex-direction:column;align-items:center;gap:10px;
  padding:22px 10px 18px;
  border-bottom:1px solid var(--line);
}
.rail-brand{display:flex;flex-direction:column;align-items:center;gap:10px;text-align:center}
.rail-brand__mark{
  font-family:var(--f-display);font-weight:900;font-size:30px;line-height:1;
  letter-spacing:-.05em;color:var(--cyan);
  text-shadow:0 0 22px rgba(46,242,192,.35);
}
.rail-brand__text{display:flex;flex-direction:column;align-items:center;gap:6px}
.rail-brand__name{font-family:var(--f-display);font-weight:800;font-size:13px;line-height:1;color:var(--cream);letter-spacing:.06em}
.rail-brand__sub{font-size:9.5px;line-height:1.5;letter-spacing:.14em;color:var(--stone);max-width:78px}

.rail-toggle{
  display:none;align-items:center;justify-content:center;
  width:44px;height:44px;border-radius:3px;
  border:1px solid var(--glass-line);background:var(--glass);
}
.rail-toggle__bars{position:relative;display:block;width:18px;height:2px;background:var(--cyan);transition:background .2s ease}
.rail-toggle__bars::before,
.rail-toggle__bars::after{content:"";position:absolute;left:0;width:18px;height:2px;background:var(--cyan);transition:transform .25s ease}
.rail-toggle__bars::before{top:-6px}
.rail-toggle__bars::after{top:6px}
.site-rail[data-open] .rail-toggle__bars{background:transparent}
.site-rail[data-open] .rail-toggle__bars::before{transform:translateY(6px) rotate(45deg)}
.site-rail[data-open] .rail-toggle__bars::after{transform:translateY(-6px) rotate(-45deg)}

.rail-nav{display:flex;flex-direction:column;flex:1 1 auto;padding:16px 0 0}

.rail-list{display:flex;flex-direction:column;gap:2px;padding:0 8px}
.rail-item{display:block}
.rail-link{
  position:relative;
  display:flex;flex-direction:column;align-items:center;gap:9px;
  padding:14px 4px;border-radius:2px;
  color:var(--stone);
  transition:background .25s ease,color .25s ease;
}
.rail-link__glyph{font-family:var(--f-mono);font-size:11px;font-weight:700;letter-spacing:.08em;color:var(--moss);transition:color .25s ease}
.rail-link__label{writing-mode:vertical-rl;font-size:13px;font-weight:500;letter-spacing:.22em;line-height:1;white-space:nowrap}
.rail-link:hover{background:var(--glass);color:var(--cream)}
.rail-link:hover .rail-link__glyph{color:var(--cyan)}
.rail-link[aria-current="page"]{background:var(--glass);color:var(--cream);font-weight:700}
.rail-link[aria-current="page"]::before{
  content:"";position:absolute;left:-8px;top:9px;bottom:9px;width:3px;border-radius:2px;
  background:var(--cyan);box-shadow:0 0 12px rgba(46,242,192,.8);
}
.rail-link[aria-current="page"] .rail-link__glyph{color:var(--orange)}

.rail-tools{margin-top:auto;display:flex;flex-direction:column;gap:6px;padding:16px 10px;border-top:1px solid var(--line)}
.rail-tool{
  display:block;width:100%;padding:8px 6px;border-radius:2px;
  border:1px solid var(--glass-line);background:var(--glass);
  font-size:11px;line-height:1.4;letter-spacing:.04em;text-align:center;
  color:var(--stone);
  transition:color .2s ease,border-color .2s ease,background .2s ease;
}
.rail-tool:hover{color:var(--cream);border-color:var(--cyan)}
.rail-tool[aria-pressed="true"]{background:var(--cyan);border-color:var(--cyan);color:var(--ink);font-weight:700}
.rail-tool--link{color:var(--cyan);border-color:rgba(46,242,192,.4)}

.rail-foot{padding:14px 10px 20px;border-top:1px solid var(--line);text-align:center}
.rail-status{display:flex;align-items:center;justify-content:center;gap:6px;font-size:10px;line-height:1.5;color:var(--moss)}
.rail-icp{margin-top:8px;font-family:var(--f-mono);font-size:10px;line-height:1.4;color:var(--stone)}

.pulse-dot{
  display:inline-block;flex:0 0 auto;width:7px;height:7px;border-radius:50%;
  background:var(--cyan);box-shadow:0 0 0 0 rgba(46,242,192,.5);
  animation:pulse 3s ease-out infinite;
}
@keyframes pulse{
  0%{box-shadow:0 0 0 0 rgba(46,242,192,.5)}
  70%{box-shadow:0 0 0 10px rgba(46,242,192,0)}
  100%{box-shadow:0 0 0 0 rgba(46,242,192,0)}
}

/* ==========================================================================
   页脚：档案夹式四列
   ========================================================================== */
.site-foot{
  position:relative;
  padding:58px 0 34px;
  background:linear-gradient(180deg,#06100C 0%,#0B2A1D 100%);
  border-top:1px solid var(--glass-line);
  color:var(--stone);
}
.site-foot::before{
  content:"";position:absolute;top:0;left:0;right:0;height:1px;
  background:linear-gradient(90deg,transparent,var(--cyan),transparent);opacity:.55;
}

.foot-grid{
  width:var(--frame);margin:0 auto;
  display:grid;grid-template-columns:1.7fr 1fr 1fr 0.9fr;gap:34px;
}
.foot-brand__name{font-family:var(--f-display);font-weight:900;font-size:24px;line-height:1.1;letter-spacing:-.02em;color:var(--cream)}
.foot-brand__sub{margin-top:8px;font-size:13px;letter-spacing:.1em;color:var(--cyan)}
.foot-brand__meta{margin-top:16px;max-width:36ch;font-size:13px;line-height:1.85;color:var(--stone)}

.foot-col__title{
  font-size:12px;font-weight:700;line-height:1;letter-spacing:.26em;
  color:var(--cream);margin-bottom:16px;
}
.foot-col__title::after{content:"";display:block;width:26px;height:1px;margin-top:10px;background:var(--cyan)}

.foot-list{display:flex;flex-direction:column;gap:10px}
.foot-link{font-size:13px;color:var(--stone);transition:color .2s ease,letter-spacing .2s ease}
.foot-link:hover{color:var(--cyan);letter-spacing:.02em}
.foot-text{font-size:13px;line-height:1.7;color:var(--stone)}

.foot-contact{
  width:var(--frame);margin:42px auto 0;padding-top:26px;
  border-top:1px solid var(--line);
  display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px;
}
.foot-contact__item{display:flex;flex-direction:column;gap:6px;font-size:13px}
.foot-contact__key{font-family:var(--f-mono);font-size:11px;letter-spacing:.16em;color:var(--moss)}
.foot-contact__val{color:var(--cream);line-height:1.6}

.foot-legal{
  width:var(--frame);margin:30px auto 0;padding-top:18px;
  border-top:1px solid var(--line);
  display:flex;flex-wrap:wrap;align-items:center;gap:10px 22px;
  font-size:12px;line-height:1.7;color:var(--stone);
}
.foot-legal__icp{font-family:var(--f-mono);letter-spacing:.02em;color:var(--moss)}

/* ==========================================================================
   通用布局
   ========================================================================== */
.wrap{width:var(--frame);margin:0 auto}
.wrap--narrow{width:min(760px,calc(100% - 48px));margin:0 auto}

.section{width:var(--frame);margin:0 auto;padding:64px 0}
.section--tight{padding:40px 0}
.section__head{
  display:flex;flex-wrap:wrap;align-items:flex-end;justify-content:space-between;
  gap:14px 28px;margin-bottom:30px;
}
.section__title{font-size:clamp(26px,3.6vw,42px);line-height:1.06}
.section__note{max-width:46ch;font-size:13px;line-height:1.8;color:var(--stone)}

.kicker{
  display:inline-flex;align-items:center;gap:10px;
  font-family:var(--f-mono);font-size:11px;font-weight:600;letter-spacing:.24em;
  text-transform:uppercase;color:var(--cyan);
}
.kicker::before{content:"";width:20px;height:1px;background:var(--cyan)}

.rule{display:block;height:1px;border:0;background:linear-gradient(90deg,var(--cyan),rgba(46,242,192,0));opacity:.7}

.grid{display:grid;gap:20px}
.grid--2{grid-template-columns:repeat(2,minmax(0,1fr))}
.grid--3{grid-template-columns:repeat(3,minmax(0,1fr))}
.grid--4{grid-template-columns:repeat(4,minmax(0,1fr))}
.grid--split{grid-template-columns:repeat(12,minmax(0,1fr))}
.col-4{grid-column:span 4;min-width:0}
.col-6{grid-column:span 6;min-width:0}
.col-8{grid-column:span 8;min-width:0}

/* ==========================================================================
   按钮
   ========================================================================== */
.btn{
  display:inline-flex;align-items:center;gap:9px;
  padding:13px 22px;border:1px solid transparent;border-radius:2px;
  font-family:var(--f-body);font-size:14px;font-weight:700;line-height:1;letter-spacing:.04em;
  background:var(--cyan);color:var(--ink);
  transition:transform .2s ease,background .2s ease,color .2s ease,border-color .2s ease;
}
.btn:hover{transform:translateY(-1px)}
.btn:active{transform:translateY(0)}
.btn--solid{background:var(--orange);color:var(--ink)}
.btn--solid:hover{background:#ff7f47}
.btn--ghost{background:transparent;color:var(--cream);border-color:var(--glass-line)}
.btn--ghost:hover{background:var(--glass);border-color:var(--cyan);color:var(--cyan)}
.btn--quiet{background:transparent;color:var(--stone);border-color:var(--line);font-weight:500}
.btn--quiet:hover{color:var(--cream);border-color:var(--stone)}
.btn__arrow{font-family:var(--f-mono);font-size:13px;line-height:1}

/* ==========================================================================
   面包屑
   ========================================================================== */
.crumbs{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-family:var(--f-mono);font-size:12px;line-height:1.6;color:var(--moss)}
.crumbs__link{color:var(--stone);transition:color .2s ease}
.crumbs__link:hover{color:var(--cyan)}
.crumbs__sep{color:var(--moss);opacity:.6}
.crumbs__here{color:var(--cream)}

/* ==========================================================================
   卡片 / 标签 / 数值
   ========================================================================== */
.card{
  position:relative;
  padding:24px;border-radius:3px;
  background:var(--green-2);
  border:1px solid rgba(46,242,192,.1);
  transition:border-color .25s ease,background .25s ease,transform .25s ease;
}
.card:hover{border-color:var(--glass-line);background:#164a33;transform:translateY(-2px)}
.card--glass{
  background:var(--glass);
  border-color:var(--glass-line);
  backdrop-filter:blur(8px);
  -webkit-backdrop-filter:blur(8px);
}
.card__tag{display:inline-block;margin-bottom:12px;font-family:var(--f-mono);font-size:11px;letter-spacing:.14em;color:var(--cyan)}
.card__title{font-family:var(--f-display);font-weight:800;font-size:20px;line-height:1.28;letter-spacing:-.01em;color:var(--cream)}
.card__text{margin-top:10px;font-size:14px;line-height:1.78;color:var(--stone)}
.card__meta{margin-top:18px;padding-top:12px;border-top:1px solid var(--line);font-family:var(--f-mono);font-size:12px;line-height:1.6;color:var(--moss)}

.tag{
  display:inline-flex;align-items:center;gap:6px;
  padding:3px 9px;border-radius:2px;border:1px solid var(--line);background:var(--glass);
  font-family:var(--f-mono);font-size:11px;font-weight:600;letter-spacing:.08em;line-height:1.6;
  color:var(--stone);
}
.tag--cyan{color:var(--cyan);border-color:rgba(46,242,192,.4)}
.tag--orange{color:var(--orange);border-color:rgba(255,106,43,.45)}
.tag--clay{color:var(--clay);border-color:rgba(192,90,56,.55)}
.tag--moss{color:var(--moss);border-color:rgba(78,122,95,.6)}

.stat{display:flex;flex-direction:column;gap:5px}
.stat__num{
  font-family:var(--f-mono);font-weight:700;letter-spacing:-.02em;line-height:1;
  font-size:clamp(28px,4.2vw,44px);color:var(--cream);
}
.stat__num--cyan{color:var(--cyan)}
.stat__num--orange{color:var(--orange)}
.stat__label{font-size:12px;line-height:1.6;letter-spacing:.06em;color:var(--stone)}
.stat__unit{margin-left:4px;font-size:.46em;font-weight:600;color:var(--moss)}

/* ==========================================================================
   索引带（档案夹）
   ========================================================================== */
.ledger{
  border:1px solid var(--glass-line);border-radius:3px;overflow:hidden;
  background:var(--glass);
  backdrop-filter:blur(8px);
  -webkit-backdrop-filter:blur(8px);
}
.ledger__head{
  display:flex;align-items:center;justify-content:space-between;gap:14px;
  padding:14px 18px;border-bottom:1px solid var(--line);
  font-family:var(--f-mono);font-size:11px;letter-spacing:.18em;color:var(--cyan);
}
.ledger__row{
  display:grid;grid-template-columns:auto 1fr auto;align-items:center;gap:16px;
  padding:14px 18px;border-bottom:1px solid var(--line);
  transition:background .2s ease;
}
.ledger__row:last-child{border-bottom:0}
.ledger__row:hover{background:rgba(46,242,192,.05)}
.ledger__idx{font-family:var(--f-mono);font-size:12px;color:var(--moss)}
.ledger__name{min-width:0;font-size:14px;font-weight:600;line-height:1.6;color:var(--cream)}
.ledger__meta{font-family:var(--f-mono);font-size:12px;line-height:1.5;color:var(--stone);text-align:right}

/* ==========================================================================
   展开组
   ========================================================================== */
.disclosure{
  border:1px solid var(--line);border-radius:3px;overflow:hidden;
  background:var(--green-2);
  transition:border-color .25s ease;
}
.disclosure + .disclosure{margin-top:10px}
.disclosure[data-open="true"]{border-color:var(--glass-line)}
.disclosure__btn{
  display:flex;align-items:center;justify-content:space-between;gap:16px;
  width:100%;padding:16px 18px;text-align:left;
  font-size:15px;font-weight:600;line-height:1.6;color:var(--cream);
  transition:background .2s ease,color .2s ease;
}
.disclosure__btn:hover{background:rgba(46,242,192,.06)}
.disclosure[data-open="true"] .disclosure__btn{color:var(--cyan)}
.disclosure__icon{position:relative;flex:0 0 auto;width:14px;height:14px;color:currentColor}
.disclosure__icon::before,
.disclosure__icon::after{content:"";position:absolute;background:currentColor;transition:transform .25s ease}
.disclosure__icon::before{left:0;top:6px;width:14px;height:2px}
.disclosure__icon::after{left:6px;top:0;width:2px;height:14px}
.disclosure[data-open="true"] .disclosure__icon::after{transform:scaleY(0)}
.disclosure__panel{
  max-height:0;opacity:0;overflow:hidden;
  transition:max-height .3s cubic-bezier(.4,0,.2,1),opacity .25s ease;
}
.disclosure[data-open="true"] .disclosure__panel{opacity:1}
.disclosure__panel-inner{padding:0 18px 18px;font-size:14px;line-height:1.85;color:var(--stone)}
.disclosure__panel-inner a{color:var(--cyan);border-bottom:1px solid rgba(46,242,192,.4)}
.disclosure__panel-inner strong{color:var(--cream)}

/* ==========================================================================
   图片容器（供页面阶段放置赛场图）
   ========================================================================== */
.media{
  position:relative;overflow:hidden;border-radius:3px;
  border:1px solid var(--glass-line);
  background:var(--green-2);
}
.media__frame{position:relative;width:100%;height:0;padding-bottom:56.25%}
.media--4x3 .media__frame{padding-bottom:75%}
.media--1x1 .media__frame{padding-bottom:100%}
.media__frame::after{
  content:"";position:absolute;inset:0;
  background:
    radial-gradient(circle at 28% 18%,rgba(46,242,192,.18),transparent 56%),
    radial-gradient(circle at 76% 82%,rgba(255,106,43,.14),transparent 58%),
    linear-gradient(180deg,#14432E 0%,#0B2A1D 100%);
}
.media img,
.media svg,
.media video{position:absolute;inset:0;z-index:1;width:100%;height:100%;object-fit:cover}
.media__overlay{
  position:absolute;inset:0;z-index:2;pointer-events:none;
  background-image:
    linear-gradient(0deg,rgba(6,16,12,.88) 0%,rgba(6,16,12,.12) 62%,rgba(6,16,12,0) 100%),
    repeating-linear-gradient(0deg,rgba(46,242,192,.12) 0 1px,transparent 1px 36px),
    repeating-linear-gradient(90deg,rgba(46,242,192,.12) 0 1px,transparent 1px 36px);
}
.media__tag{position:absolute;top:12px;left:12px;z-index:3}
.media__caption{
  position:absolute;left:14px;right:14px;bottom:12px;z-index:3;
  font-size:12px;line-height:1.7;color:var(--stone);
}
.media__caption strong{color:var(--cream)}

/* ==========================================================================
   响应式
   ========================================================================== */
@media (max-width:1180px){
  :root{--frame:calc(100% - 40px)}
  .foot-grid{grid-template-columns:1.5fr 1fr 1fr;gap:28px}
  .foot-contact{grid-template-columns:repeat(2,minmax(0,1fr))}
}

@media (max-width:940px){
  :root{--rail:0px;--frame:calc(100% - 40px)}
  body{padding-left:0;padding-top:64px;font-size:15.5px}

  .site-rail{
    top:0;left:0;right:0;bottom:auto;
    width:auto;height:64px;
    flex-direction:row;align-items:center;
    overflow:visible;
    border-right:0;border-bottom:1px solid var(--glass-line);
    background:linear-gradient(90deg,#0B2A1D 0%,#06100C 72%);
  }
  .site-rail::after{display:none}

  .rail-top{
    flex-direction:row;align-items:center;justify-content:space-between;
    width:100%;gap:14px;padding:8px 16px;border-bottom:0;
  }
  .rail-brand{flex-direction:row;align-items:center;gap:10px;text-align:left}
  .rail-brand__mark{font-size:21px}
  .rail-brand__text{align-items:flex-start;gap:3px}
  .rail-brand__name{font-size:14px}
  .rail-brand__sub{display:none}
  .rail-toggle{display:inline-flex}

  .rail-nav{
    position:fixed;top:64px;left:0;right:0;bottom:0;z-index:59;
    display:block;padding:20px 18px 36px;
    background:var(--ink);
    border-top:1px solid var(--glass-line);
    overflow-y:auto;
    transform:translateX(100%);
    transition:transform .3s cubic-bezier(.4,0,.2,1);
  }
  .site-rail[data-open] .rail-nav{transform:translateX(0)}

  .rail-list{gap:0;padding:0}
  .rail-link{
    flex-direction:row;align-items:center;justify-content:flex-start;gap:14px;
    padding:15px 12px;border-bottom:1px solid var(--line);border-radius:0;
  }
  .rail-link__glyph{font-size:12px}
  .rail-link__label{writing-mode:horizontal-tb;font-size:15px;letter-spacing:.08em}
  .rail-link[aria-current="page"]::before{left:0;top:13px;bottom:13px;width:2px}

  .rail-tools{margin-top:20px;padding:0;border-top:0}
  .rail-tool{text-align:left;padding:11px 13px;font-size:12.5px;border-radius:2px}
  .rail-foot{margin-top:20px;padding:16px 0 0;text-align:left}
  .rail-status{justify-content:flex-start}

  .section{padding:48px 0}
  .foot-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:28px}
  .foot-contact{grid-template-columns:minmax(0,1fr);gap:16px}
}

@media (max-width:760px){
  .grid--3,.grid--4{grid-template-columns:repeat(2,minmax(0,1fr))}
  .col-4,.col-6,.col-8{grid-column:span 12}
  .ledger__row{grid-template-columns:auto 1fr;row-gap:4px}
  .ledger__meta{grid-column:2;text-align:left}
}

@media (max-width:620px){
  :root{--frame:calc(100% - 32px)}
  body{font-size:15px}
  .section{padding:38px 0}
  .section__head{margin-bottom:22px}
  .grid--2,.grid--3,.grid--4,.grid--split{grid-template-columns:minmax(0,1fr)}
  .col-4,.col-6,.col-8{grid-column:span 1}
  .card{padding:20px}
  .btn{padding:12px 18px;font-size:13.5px}
  .foot-grid{grid-template-columns:minmax(0,1fr);gap:26px}
  .foot-legal{flex-direction:column;align-items:flex-start;gap:8px}
}

/* ---------- 动效降级 ---------- */
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{
    animation-duration:.001ms !important;
    animation-iteration-count:1 !important;
    transition-duration:.001ms !important;
    scroll-behavior:auto !important;
  }
  .btn:hover{transform:none}
  .card:hover{transform:none}
}