/* ============================================================
   云开赛场 · /assets/site.css
   夜间球场 + 战术板档案：深墨绿底、边线青数据、琥珀季票标
   ============================================================ */

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

/* ---------- 2. tokens ---------- */
:root{
  --ink:#0A1410;
  --panel:#121C17;
  --panel-2:#16261E;
  --panel-3:#0E1A14;
  --line:#4FE3B0;
  --line-dim:#1E7A5C;
  --amber:#F0B24A;
  --amber-deep:#C98F2D;
  --wine:#8E3A46;
  --indigo:#4C3F8F;
  --paper:#F2F5F1;
  --paper-2:#E9E3D6;
  --muted:#7C8A82;

  --rail-w:88px;
  --strip-h:34px;
  --maxw:1240px;
  --pad:clamp(18px,3.2vw,44px);

  --font-sans:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Source Han Sans SC","Noto Sans SC",system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;
  --font-num:ui-monospace,SFMono-Regular,"SF Mono",Menlo,Consolas,"Liberation Mono","Courier New",monospace;

  --hair:rgba(30,122,92,.42);
  --hair-soft:rgba(30,122,92,.2);
  --glow:0 10px 30px rgba(0,0,0,.45);
}

/* ---------- 3. base ---------- */
body{
  background:var(--ink);
  color:var(--paper);
  font-family:var(--font-sans);
  font-size:16px;
  line-height:1.75;
  letter-spacing:.01em;
  -webkit-font-smoothing:antialiased;
  padding-left:0;
}
body::before{
  content:"";position:fixed;inset:0;z-index:0;pointer-events:none;
  background:
    radial-gradient(1100px 560px at 82% -12%,rgba(79,227,176,.10),transparent 62%),
    radial-gradient(900px 520px at 6% 108%,rgba(240,178,74,.06),transparent 60%),
    radial-gradient(700px 400px at 40% 40%,rgba(76,63,143,.07),transparent 65%);
}
h1,h2,h3,h4{font-weight:800;letter-spacing:-.02em;line-height:1.2}
b,strong{font-weight:700}
.num{font-family:var(--font-num);font-variant-numeric:tabular-nums;letter-spacing:0}

.site-main{position:relative;z-index:1;display:block}
.wrap{width:100%;max-width:var(--maxw);margin:0 auto;padding:0 var(--pad)}
.section{padding:clamp(30px,4.4vw,64px) 0}

.section-head{
  display:flex;flex-wrap:wrap;align-items:flex-end;justify-content:space-between;
  gap:12px;margin-bottom:clamp(16px,2vw,26px);
}
.section-head__title{font-size:clamp(22px,3vw,34px)}
.section-head__note{font-size:12px;letter-spacing:.12em;color:var(--muted)}

/* 刻度分隔带 */
.tick-rule{
  height:9px;
  border-top:1px solid var(--line-dim);
  background-image:repeating-linear-gradient(90deg,var(--line-dim) 0 1px,transparent 1px 16px);
  background-size:16px 5px;
  background-repeat:repeat-x;
  opacity:.8;
}

/* ---------- 4. 基础组件 ---------- */
.panel{
  position:relative;
  background:var(--panel);
  border:1px solid var(--hair);
  padding:clamp(16px,2.2vw,28px);
  box-shadow:6px 6px 0 rgba(0,0,0,.3);
}
.panel::after{
  content:"";position:absolute;inset:5px;border:1px solid rgba(233,227,214,.07);
  pointer-events:none;
}
.panel--paper{background:var(--paper-2);color:#16201A;border-color:#C9C2B1}
.panel--paper::after{border-color:rgba(20,30,24,.14)}

.label{
  display:inline-flex;align-items:center;gap:8px;
  font-size:10.5px;letter-spacing:.16em;text-transform:uppercase;
  color:var(--line);border:1px solid var(--line-dim);
  padding:4px 9px;background:rgba(79,227,176,.07);
  font-weight:700;
}
.label--amber{color:var(--amber);border-color:rgba(240,178,74,.5);background:rgba(240,178,74,.09)}
.label--wine{color:#E7AEB7;border-color:rgba(142,58,70,.75);background:rgba(142,58,70,.2)}
.label--indigo{color:#BEB4EC;border-color:rgba(76,63,143,.8);background:rgba(76,63,143,.24)}

.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:12px 20px;
  font-size:13.5px;font-weight:700;letter-spacing:.08em;
  background:var(--panel-2);color:var(--paper);
  border:1px solid var(--line-dim);
  transition:background-color .18s ease,color .18s ease,border-color .18s ease,transform .18s ease;
}
.btn:hover{background:#1B3128;border-color:var(--line);color:var(--line)}
.btn--primary{background:var(--line);color:#06231A;border-color:var(--line)}
.btn--primary:hover{background:#7BF0C6;color:#04211A}
.btn--amber{background:var(--amber);color:#1A1206;border-color:var(--amber-deep)}
.btn--amber:hover{background:#F7C468;color:#1A1206;border-color:var(--amber-deep)}
.btn--ghost{background:transparent}
.btn--ghost:hover{background:rgba(79,227,176,.08)}

.stat{
  background:var(--panel-2);
  border:1px solid var(--hair);
  border-left:3px solid var(--line-dim);
  padding:14px 16px;
}
.stat__value{
  font-family:var(--font-num);font-variant-numeric:tabular-nums;
  font-size:clamp(24px,3.2vw,36px);line-height:1.05;color:var(--line);
}
.stat__key{font-size:10.5px;letter-spacing:.16em;color:var(--muted);margin-top:8px}

.table-scroll{overflow-x:auto;border:1px solid var(--hair)}
.data-table{width:100%;min-width:520px;font-size:13.5px}
.data-table th{
  text-align:left;padding:10px 12px;
  font-size:10.5px;letter-spacing:.14em;font-weight:700;color:var(--muted);
  background:var(--panel);border-bottom:1px solid var(--hair);
}
.data-table td{padding:10px 12px;border-bottom:1px solid var(--hair-soft);vertical-align:top}
.data-table tbody tr:nth-child(even){background:var(--panel-2)}
.data-table td .num,.data-table th .num{color:var(--line)}
.data-table tbody tr:last-child td{border-bottom:0}

.grid{display:grid;gap:clamp(14px,1.8vw,24px)}
.grid--2{grid-template-columns:repeat(2,minmax(0,1fr))}
.grid--3{grid-template-columns:repeat(3,minmax(0,1fr))}
.grid--12{grid-template-columns:repeat(12,minmax(0,1fr))}
.span-4{grid-column:span 4}
.span-5{grid-column:span 5}
.span-6{grid-column:span 6}
.span-7{grid-column:span 7}
.span-8{grid-column:span 8}
.span-12{grid-column:span 12}

/* 图片容器：页面阶段直接放 img 即可 */
.media{
  position:relative;overflow:hidden;display:block;
  background:var(--panel-2);
  border:1px solid var(--hair);
}
.media img,.media video{width:100%;height:100%;object-fit:cover;display:block}
.media--wide{aspect-ratio:16/9}
.media--tall{aspect-ratio:3/4}
.media--square{aspect-ratio:1/1}
.media--band{aspect-ratio:21/9}
.media::after{
  content:"";position:absolute;inset:6px;border:1px solid rgba(233,227,214,.14);
  pointer-events:none;
}
.media__tag{
  position:absolute;left:0;bottom:0;z-index:2;
  background:rgba(10,20,16,.86);
  border-top:1px solid var(--line-dim);
  color:var(--line);
  font-size:10.5px;letter-spacing:.14em;
  padding:6px 10px;
}

.prose{max-width:68ch;font-size:16px;line-height:1.85;color:rgba(242,245,241,.86)}
.prose > * + *{margin-top:1em}
.prose h2{font-size:clamp(18px,2.2vw,24px);margin-top:1.6em;color:var(--paper)}
.prose h3{font-size:17px;margin-top:1.3em;color:var(--paper)}
.prose ul li,.prose ol li{position:relative;padding-left:20px}
.prose ul li::before{
  content:"";position:absolute;left:0;top:.85em;width:9px;height:1px;background:var(--line);
}
.prose ol{counter-reset:prose}
.prose ol li::before{
  content:counter(prose);counter-increment:prose;
  position:absolute;left:0;top:0;color:var(--line);
  font-family:var(--font-num);font-size:12px;
}
.prose a{color:var(--line);border-bottom:1px solid var(--line-dim)}
.prose blockquote{border-left:3px solid var(--amber);padding-left:16px;color:var(--paper-2)}

.breadcrumb{
  display:flex;flex-wrap:wrap;align-items:center;gap:8px;
  padding:18px 0;font-size:11px;letter-spacing:.12em;color:var(--muted);
}
.breadcrumb li{display:inline-flex;align-items:center;gap:8px}
.breadcrumb li + li::before{content:"/";color:var(--line-dim)}
.breadcrumb a:hover{color:var(--line)}
.breadcrumb [aria-current="page"]{color:var(--paper)}

/* 分段标签 */
.tabs{display:block}
.tabs__list{
  position:relative;display:flex;gap:2px;overflow-x:auto;
  border-bottom:1px solid var(--hair);
  scrollbar-width:none;
}
.tabs__list::-webkit-scrollbar{display:none}
.tabs__tab{
  position:relative;z-index:1;flex:0 0 auto;
  padding:12px 18px;
  font-size:13px;font-weight:700;letter-spacing:.08em;
  color:var(--muted);white-space:nowrap;
  border:1px solid transparent;border-bottom:0;
  transition:color .18s ease,background-color .18s ease;
}
.tabs__tab:hover{color:var(--paper)}
.tabs__tab[aria-selected="true"]{color:var(--line);background:var(--panel-2);border-color:var(--hair)}
.tabs__indicator{
  position:absolute;left:0;bottom:-1px;height:2px;width:0;opacity:0;
  background:var(--line);pointer-events:none;
  transition:transform .22s ease,width .22s ease,opacity .18s ease;
}
.tabs__panels{padding-top:clamp(14px,2vw,24px)}
.tabs__panel{padding:0;animation:fadeUp .16s ease both}
.tabs__panel[hidden]{display:none}
@keyframes fadeUp{from{opacity:0;transform:translateY(6px)}to{opacity:1;transform:none}}

[data-reveal]{opacity:0;transform:translateY(14px);transition:opacity .5s ease,transform .5s ease}
[data-reveal].is-visible{opacity:1;transform:none}

/* ---------- 5. header ---------- */
.site-header{position:relative;z-index:50}

.skip-link{
  position:fixed;top:0;left:0;z-index:200;
  transform:translateY(-130%);
  background:var(--line);color:#06231A;
  font-size:13px;font-weight:800;letter-spacing:.1em;
  padding:10px 18px;
  transition:transform .18s ease;
}
.skip-link:focus{transform:translateY(0)}

.topbar{
  position:sticky;top:0;z-index:70;
  display:flex;align-items:stretch;
  height:var(--strip-h);
  background:linear-gradient(180deg,#17281F,#101A15);
  border-bottom:1px solid var(--line-dim);
  box-shadow:0 10px 26px rgba(0,0,0,.42);
}
.topbar__brand{display:none;align-items:baseline;gap:3px;padding:0 12px;border-right:1px solid var(--hair);
  font-size:14px;font-weight:900;letter-spacing:.06em;white-space:nowrap}
.topbar__sub{font-size:10px;font-weight:400;letter-spacing:.16em;color:var(--muted)}

.score-strip{
  flex:1 1 auto;min-width:0;
  display:flex;align-items:center;
  overflow-x:auto;overflow-y:hidden;
  white-space:nowrap;scrollbar-width:none;
}
.score-strip::-webkit-scrollbar{display:none}
.score-strip__item{
  display:inline-flex;align-items:center;gap:8px;height:100%;
  padding:0 18px;
  font-size:11.5px;letter-spacing:.1em;color:var(--muted);
  border-right:1px solid var(--hair-soft);
}
.score-strip__item:first-child{color:var(--paper)}
.score-strip__item b{color:var(--line);font-weight:500}
.score-strip__dot{
  width:7px;height:7px;border-radius:50%;background:var(--line);
  box-shadow:0 0 0 4px rgba(79,227,176,.16);
  animation:pulse 2.6s ease-in-out infinite;
}
@keyframes pulse{0%,100%{opacity:1}50%{opacity:.3}}
.score-strip__tail{
  flex:1 1 auto;min-width:48px;height:100%;
  background-image:repeating-linear-gradient(90deg,var(--hair) 0 1px,transparent 1px 14px);
  background-size:14px 9px;
  background-repeat:repeat-x;background-position:center;
}

.nav-toggle{
  display:none;align-items:center;gap:9px;flex:0 0 auto;
  padding:0 14px;
  border-left:1px solid var(--line-dim);
  font-size:12px;font-weight:700;letter-spacing:.14em;color:var(--paper);
}
.nav-toggle__bars{position:relative;width:16px;height:10px;flex:0 0 auto}
.nav-toggle__bars::before,.nav-toggle__bars::after{
  content:"";position:absolute;left:0;width:16px;height:2px;background:var(--line);
  transition:transform .2s ease,top .2s ease;
}
.nav-toggle__bars::before{top:0}
.nav-toggle__bars::after{top:8px}
.nav-toggle[aria-expanded="true"] .nav-toggle__bars::before{top:4px;transform:rotate(45deg)}
.nav-toggle[aria-expanded="true"] .nav-toggle__bars::after{top:4px;transform:rotate(-45deg)}
.nav-toggle[aria-expanded="true"]{background:var(--panel-2);color:var(--line)}

.rail{
  position:fixed;top:0;left:0;bottom:0;z-index:60;
  width:var(--rail-w);
  display:flex;flex-direction:column;
  overflow-y:auto;overflow-x:hidden;
  background:linear-gradient(180deg,#0E1A14,#0A1410 62%,#0C1712);
  border-right:1px solid var(--line-dim);
  scrollbar-width:thin;
}
.rail::after{
  content:"";position:absolute;top:0;right:4px;width:1px;height:100%;
  background-image:repeating-linear-gradient(180deg,var(--hair) 0 1px,transparent 1px 14px);
  opacity:.7;pointer-events:none;
}
.rail__top{
  display:flex;align-items:flex-start;gap:10px;
  padding:16px 12px 14px;
  border-bottom:1px solid var(--hair);
}
.rail__brand{display:flex;align-items:flex-start;gap:8px}
.rail__brand-cn{
  writing-mode:vertical-rl;
  font-size:23px;font-weight:900;letter-spacing:.14em;line-height:1;
  color:var(--paper);background:var(--panel);
  border:1px solid var(--line-dim);
  padding:9px 5px;
}
.rail__brand-en{
  writing-mode:vertical-rl;
  font-size:9px;letter-spacing:.3em;text-transform:uppercase;
  color:var(--line);padding-top:4px;
}
.rail__tagline{
  writing-mode:vertical-rl;
  margin-left:auto;
  font-size:10px;letter-spacing:.22em;color:var(--muted);
  border-left:1px solid var(--hair-soft);
  padding-left:9px;
}
.rail__list{display:flex;flex-direction:column;flex:0 0 auto;padding:10px 0}
.rail__item{border-bottom:1px solid var(--hair-soft)}
.rail__link{
  display:flex;flex-direction:column;gap:3px;
  padding:10px 12px 10px 13px;
  border-left:3px solid transparent;
  transition:background-color .18s ease,border-color .18s ease;
}
.rail__idx{font-size:9.5px;color:var(--muted);letter-spacing:.06em}
.rail__label{font-size:13px;font-weight:700;letter-spacing:.02em;line-height:1.3;color:var(--paper)}
.rail__link:hover{background:var(--panel-2);border-left-color:var(--line-dim)}
.rail__link:hover .rail__label{color:var(--line)}
.rail__link:hover .rail__idx{color:var(--line)}
.rail__link[aria-current="page"]{
  background:linear-gradient(90deg,rgba(79,227,176,.16),rgba(79,227,176,0));
  border-left-color:var(--line);
}
.rail__link[aria-current="page"] .rail__label,
.rail__link[aria-current="page"] .rail__idx{color:var(--line)}
.rail__foot{
  margin-top:auto;
  display:flex;flex-direction:column;gap:8px;
  padding:12px 10px 16px;
  border-top:1px solid var(--hair);
}
.rail__cta{
  display:block;text-align:center;
  background:var(--amber);color:#1A1206;
  font-size:12px;font-weight:800;letter-spacing:.04em;line-height:1.35;
  padding:9px 6px;
  border:1px solid var(--amber-deep);
  box-shadow:2px 2px 0 rgba(0,0,0,.5);
  transition:transform .16s ease,box-shadow .16s ease;
}
.rail__cta:hover{transform:translate(-1px,-1px);box-shadow:3px 3px 0 rgba(0,0,0,.55)}
.rail__mail{
  display:block;text-align:center;
  font-size:11px;letter-spacing:.06em;color:var(--muted);
  border:1px solid var(--hair);
  padding:8px 4px;
  transition:color .18s ease,border-color .18s ease;
}
.rail__mail:hover{color:var(--line);border-color:var(--line-dim)}

.rail-scrim{
  position:fixed;inset:0;z-index:55;
  background:rgba(4,10,7,.72);
  opacity:0;pointer-events:none;
  transition:opacity .22s ease;
}
body[data-nav-open="true"] .rail-scrim{opacity:1;pointer-events:auto}

/* ---------- 6. footer ---------- */
.site-footer{
  position:relative;z-index:1;
  margin-top:clamp(44px,7vw,96px);
  background:linear-gradient(180deg,#0C1712,#0A1410);
  border-top:1px solid var(--line-dim);
}
.footer__inner{
  width:100%;max-width:var(--maxw);margin:0 auto;
  padding:clamp(30px,4vw,58px) var(--pad) clamp(22px,3vw,38px);
  display:grid;
  grid-template-columns:minmax(210px,1fr) minmax(0,2.1fr) minmax(230px,1.05fr);
  gap:clamp(22px,3vw,48px);
}
.footer__mark{font-size:clamp(22px,2.4vw,28px);font-weight:900;letter-spacing:.06em}
.footer__tag{margin-top:8px;font-size:11.5px;letter-spacing:.16em;color:var(--line)}
.footer__region{margin-top:14px;max-width:24em;font-size:12.5px;line-height:1.8;color:var(--muted)}
.footer__badge{
  display:inline-flex;align-items:center;gap:6px;
  margin-top:16px;padding:7px 11px;
  border:1px solid var(--line-dim);
  font-size:11px;letter-spacing:.1em;color:var(--line);
  background:rgba(79,227,176,.06);
}
.footer__nav{
  display:grid;grid-template-columns:repeat(3,minmax(0,1fr));
  gap:clamp(16px,2vw,30px);
}
.footer__title{
  display:flex;align-items:center;gap:8px;
  padding-bottom:9px;margin-bottom:12px;
  font-size:11px;letter-spacing:.16em;font-weight:700;color:var(--amber);
  border-bottom:1px solid rgba(240,178,74,.34);
}
.footer__title::before{content:"";width:6px;height:6px;background:var(--amber);flex:0 0 auto}
.footer__links li + li{margin-top:9px}
.footer__links a{
  font-size:13.5px;color:rgba(242,245,241,.78);
  border-bottom:1px solid transparent;
  transition:color .18s ease,border-color .18s ease;
}
.footer__links a:hover{color:var(--line);border-bottom-color:var(--line-dim)}
.contact-list{display:grid;gap:12px;font-size:13px}
.contact-list dt{font-size:10px;letter-spacing:.18em;color:var(--muted);margin-bottom:3px}
.contact-list dd{color:var(--paper);line-height:1.6;word-break:break-word}
.footer__legal{
  width:100%;max-width:var(--maxw);margin:0 auto;
  padding:16px var(--pad) 30px;
  border-top:1px solid var(--hair-soft);
  display:flex;flex-wrap:wrap;align-items:center;gap:10px 26px;
  font-size:11.5px;letter-spacing:.08em;color:var(--muted);
}
.legal-links{display:flex;flex-wrap:wrap;gap:18px;margin-left:auto}
.legal-links a{color:rgba(242,245,241,.7)}
.legal-links a:hover{color:var(--line)}
.footer__copy span{color:var(--line)}

/* ---------- 7. 响应式 ---------- */
@media (min-width:1024px){
  body{padding-left:var(--rail-w)}
}

@media (max-width:1023px){
  :root{--strip-h:46px}

  body{padding-left:0}
  .topbar__brand{display:inline-flex}
  .nav-toggle{display:inline-flex}
  .score-strip__tail{display:none}
  .score-strip__item{padding:0 14px;font-size:10.5px}
  .score-strip__item:first-child{padding-left:14px}

  .rail{
    top:var(--strip-h);
    bottom:0;
    width:min(86vw,320px);
    background:#101B15;
    box-shadow:14px 0 40px rgba(0,0,0,.55);
    transform:translateX(-104%);
    transition:transform .24s cubic-bezier(.2,.72,.3,1);
  }
  .rail[data-open="true"]{transform:translateX(0)}
  .rail[data-open="false"]{transform:translateX(-104%)}
  .rail::after{display:none}
  .rail__top{flex-direction:row;align-items:center;gap:12px;padding:16px 18px}
  .rail__brand{flex-direction:row;align-items:center;gap:8px}
  .rail__brand-cn{writing-mode:horizontal-tb;font-size:22px;padding:3px 9px}
  .rail__brand-en{writing-mode:horizontal-tb;font-size:9px;letter-spacing:.26em;padding-top:0}
  .rail__tagline{
    writing-mode:horizontal-tb;margin-left:auto;
    border-left:0;padding-left:0;text-align:right;
    font-size:11px;letter-spacing:.1em;line-height:1.5;
  }
  .rail__list{padding:6px 0}
  .rail__link{flex-direction:row;align-items:center;gap:12px;padding:14px 18px}
  .rail__idx{font-size:11px;min-width:22px}
  .rail__label{font-size:16px;letter-spacing:.04em}
  .rail__foot{padding:14px 18px 22px}
  .rail__cta{font-size:14px;padding:12px 10px}
  .rail__mail{font-size:12.5px;padding:10px 6px}

  html:not([data-js="ready"]) .rail{
    position:static;top:auto;bottom:auto;width:auto;
    transform:none;box-shadow:none;
  }
  html:not([data-js="ready"]) .rail-scrim{display:none}
  html:not([data-js="ready"]) .topbar{position:static}

  .footer__inner{grid-template-columns:minmax(0,1fr)}
  .footer__brand,.footer__nav,.footer__contact{grid-column:1 / -1}
  .footer__nav{grid-template-columns:repeat(3,minmax(0,1fr))}
  .footer__region{max-width:36em}

  .grid--12{grid-template-columns:repeat(6,minmax(0,1fr))}
  .span-7,.span-8,.span-12{grid-column:span 6}
  .span-4,.span-5,.span-6{grid-column:span 3}
  .grid--3{grid-template-columns:repeat(2,minmax(0,1fr))}
}

@media (max-width:640px){
  body{font-size:15.5px}
  .nav-toggle__text{display:none}
  .nav-toggle{padding:0 13px}
  .legal-links{margin-left:0}
  .footer__legal{flex-direction:column;align-items:flex-start;gap:8px}
  .footer__nav{grid-template-columns:minmax(0,1fr);gap:24px}
  .grid--2,.grid--3,.grid--12{grid-template-columns:minmax(0,1fr)}
  .span-4,.span-5,.span-6,.span-7,.span-8,.span-12{grid-column:span 1}
  .tabs__tab{padding:11px 13px;font-size:12.5px}
}

/* ---------- 8. 无障碍动效降级 ---------- */
@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}
  .score-strip__dot{animation:none}
}