/* ============================================================
   链接体育 · 共享样式表 /assets/site.css
   夜场基底 + 资料纸面 · 框架式导航 · 冷底暖跳
   ============================================================ */

:root{
  --void-navy:#060B14;
  --rail-steel:#0F1A2E;
  --frame-glow:#1C2E4A;
  --paper-cream:#F5EEE2;
  --paper-deep:#E4D9C6;
  --espresso-ink:#241A14;
  --pulse-cyan:#3EE0D2;
  --volt-orange:#FF6A1A;
  --magenta-flare:#E13A7C;
  --amber-flag:#FFC24B;
  --mist-gray:#8E9CB3;

  --font-display:"Arial Narrow","Helvetica Neue","PingFang SC","Microsoft YaHei",system-ui,sans-serif;
  --font-editorial:"Songti SC","STSong","Noto Serif SC",Georgia,"Times New Roman",serif;
  --font-body:"PingFang SC","Hiragino Sans GB","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",sans-serif;
  --font-mono:"SFMono-Regular","Cascadia Mono",Consolas,Menlo,monospace;

  --rail-w:92px;
  --ticker-h:56px;

  --radius-lg:28px;
  --radius-md:18px;
  --radius-pill:999px;

  --gutter:clamp(16px,3vw,32px);
  --max-w:1280px;
}

*,*::before,*::after{box-sizing:border-box;}

html{-webkit-text-size-adjust:100%;}

body{
  margin:0;
  min-height:100vh;
  background:var(--void-navy);
  color:var(--mist-gray);
  font-family:var(--font-body);
  font-size:17px;
  line-height:1.75;
  -webkit-font-smoothing:antialiased;
}

img,svg{max-width:100%;}
h1,h2,h3,h4,p,ul,ol,figure{margin:0;}
ul,ol{padding:0;list-style:none;}
a{color:var(--pulse-cyan);}
button{font:inherit;}

:focus-visible{
  outline:2px solid var(--pulse-cyan);
  outline-offset:3px;
  border-radius:6px;
}

/* ---------- 跳转与进度 ---------- */

.skip-link{
  position:fixed;
  top:10px;
  left:10px;
  z-index:200;
  transform:translateY(-200%);
  padding:10px 18px;
  border-radius:var(--radius-pill);
  background:var(--pulse-cyan);
  color:var(--void-navy);
  font-size:14px;
  font-weight:600;
  text-decoration:none;
  transition:transform .2s ease;
}
.skip-link:focus{transform:translateY(0);}

.scroll-progress{
  position:fixed;
  top:0;left:0;right:0;
  height:3px;
  z-index:120;
  background:rgba(28,46,74,.6);
  pointer-events:none;
}
.scroll-progress-fill{
  display:block;
  height:100%;
  width:100%;
  transform:scaleX(0);
  transform-origin:left center;
  background:linear-gradient(90deg,var(--pulse-cyan),var(--volt-orange),var(--magenta-flare));
}

/* ---------- 头部外框 ---------- */

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

.nav-scrim{
  position:fixed;
  inset:0;
  z-index:85;
  background:rgba(6,11,20,.74);
  opacity:0;
  visibility:hidden;
  transition:opacity .28s ease,visibility .28s ease;
}
.nav-scrim[data-open="true"]{opacity:1;visibility:visible;}

.header-rail{
  position:fixed;
  top:0;left:0;
  width:min(288px,84vw);
  height:100%;
  z-index:90;
  display:flex;
  flex-direction:column;
  padding:14px 0;
  background:var(--rail-steel);
  border-right:1px solid var(--frame-glow);
  transform:translateX(-100%);
  transition:transform .28s cubic-bezier(.4,0,.2,1);
  overflow-y:auto;
}
.header-rail[data-open="true"]{transform:translateX(0);}

.rail-nav{flex:1 1 auto;}
.rail-list{display:flex;flex-direction:column;}

.rail-item{border-bottom:1px solid rgba(28,46,74,.55);}

.rail-link{
  display:flex;
  align-items:center;
  gap:12px;
  padding:16px 22px;
  color:var(--mist-gray);
  font-size:16px;
  letter-spacing:.06em;
  text-decoration:none;
  transition:color .18s ease,background .18s ease,box-shadow .18s ease;
}
.rail-link:hover{color:var(--paper-cream);background:rgba(62,224,210,.05);}
.rail-link[aria-current="page"]{
  color:var(--pulse-cyan);
  background:rgba(62,224,210,.09);
  box-shadow:inset 3px 0 0 var(--pulse-cyan);
}

.rail-num{
  font-family:var(--font-mono);
  font-size:11px;
  letter-spacing:.1em;
  color:var(--volt-orange);
  min-width:2.4em;
}
.rail-link[aria-current="page"] .rail-num{color:var(--pulse-cyan);}

.rail-foot{
  padding:16px 22px;
  font-family:var(--font-mono);
  font-size:11px;
  letter-spacing:.22em;
  color:rgba(142,156,179,.6);
}

.header-bar{
  display:flex;
  align-items:center;
  gap:clamp(10px,2vw,20px);
  padding:16px var(--gutter);
  background:linear-gradient(180deg,rgba(15,26,46,.95),rgba(6,11,20,.55));
  border-bottom:1px solid var(--frame-glow);
}

.nav-toggle{
  display:inline-flex;
  align-items:center;
  gap:9px;
  padding:9px 14px;
  border-radius:var(--radius-pill);
  border:1px solid var(--frame-glow);
  background:rgba(62,224,210,.06);
  color:var(--paper-cream);
  font-size:14px;
  letter-spacing:.08em;
  cursor:pointer;
  flex:0 0 auto;
}
.nav-toggle-bars{
  position:relative;
  display:block;
  width:16px;
  height:2px;
  background:var(--pulse-cyan);
}
.nav-toggle-bars::before,
.nav-toggle-bars::after{
  content:"";
  position:absolute;
  left:0;
  width:16px;
  height:2px;
  background:var(--pulse-cyan);
  transition:transform .22s ease;
}
.nav-toggle-bars::before{top:-5px;}
.nav-toggle-bars::after{top:5px;}
.site-header[data-nav-open] .nav-toggle-bars{background:transparent;}
.site-header[data-nav-open] .nav-toggle-bars::before{transform:translateY(5px) rotate(45deg);}
.site-header[data-nav-open] .nav-toggle-bars::after{transform:translateY(-5px) rotate(-45deg);}

.brand{
  display:flex;
  align-items:baseline;
  gap:10px;
  margin-right:auto;
  text-decoration:none;
}
.brand-mark{
  font-family:var(--font-display);
  font-weight:800;
  font-size:clamp(20px,2.6vw,26px);
  letter-spacing:.06em;
  color:var(--paper-cream);
}
.brand-sub{
  font-family:var(--font-mono);
  font-size:11px;
  letter-spacing:.3em;
  color:var(--pulse-cyan);
}

.version-badge{
  padding:4px 11px;
  border:1px dashed rgba(255,194,75,.45);
  border-radius:var(--radius-pill);
  font-family:var(--font-mono);
  font-size:11px;
  letter-spacing:.14em;
  color:var(--amber-flag);
  white-space:nowrap;
}

.quick-actions{
  display:flex;
  align-items:center;
  gap:10px;
}

/* ---------- 按钮 ---------- */

.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  padding:9px 16px;
  border-radius:var(--radius-pill);
  border:1px solid transparent;
  font-size:14px;
  line-height:1.2;
  letter-spacing:.06em;
  text-decoration:none;
  white-space:nowrap;
  cursor:pointer;
  transition:background .18s ease,color .18s ease,border-color .18s ease,transform .18s ease;
}
.btn-ghost{color:var(--mist-gray);border-color:var(--frame-glow);background:transparent;}
.btn-ghost:hover{color:var(--paper-cream);border-color:var(--pulse-cyan);}
.btn-cyan{background:var(--pulse-cyan);color:var(--void-navy);}
.btn-cyan:hover{background:var(--paper-cream);}
.btn-volt{background:var(--volt-orange);color:#14060A;font-weight:700;}
.btn-volt:hover{background:var(--amber-flag);}
.btn-paper{background:var(--paper-cream);color:var(--espresso-ink);}
.btn-paper:hover{background:var(--paper-deep);}

/* ---------- 联赛标签条 ---------- */

.league-strip{
  background:rgba(6,11,20,.94);
  border-bottom:1px solid var(--frame-glow);
}
.league-tabs{
  display:flex;
  gap:8px;
  padding:11px var(--gutter);
  overflow-x:auto;
  scrollbar-width:none;
  -ms-overflow-style:none;
}
.league-tabs::-webkit-scrollbar{display:none;}

.league-tab{
  flex:0 0 auto;
  padding:7px 15px;
  border-radius:var(--radius-pill);
  border:1px solid var(--frame-glow);
  background:transparent;
  color:var(--mist-gray);
  font-size:13px;
  letter-spacing:.06em;
  cursor:pointer;
  transition:background .18s ease,color .18s ease,border-color .18s ease;
}
.league-tab:hover{color:var(--paper-cream);border-color:rgba(62,224,210,.5);}
.league-tab[aria-selected="true"]{
  background:var(--pulse-cyan);
  border-color:var(--pulse-cyan);
  color:var(--void-navy);
  font-weight:600;
}

/* ---------- 底部常驻赛程条 ---------- */

.ticker{
  position:fixed;
  left:0;right:0;bottom:0;
  height:var(--ticker-h);
  z-index:110;
  display:flex;
  align-items:center;
  gap:14px;
  padding:0 clamp(12px,2vw,24px);
  background:var(--rail-steel);
  border-top:1px solid var(--frame-glow);
}

.ticker-kicker{
  flex:0 0 auto;
  font-family:var(--font-mono);
  font-size:11px;
  letter-spacing:.2em;
  color:var(--amber-flag);
  white-space:nowrap;
}

.ticker-list{
  flex:1 1 auto;
  display:flex;
  align-items:baseline;
  gap:22px;
  overflow-x:auto;
  scrollbar-width:none;
  -ms-overflow-style:none;
}
.ticker-list::-webkit-scrollbar{display:none;}

.ticker-item{
  display:flex;
  align-items:baseline;
  gap:8px;
  white-space:nowrap;
}
.ticker-time{
  font-family:var(--font-mono);
  font-size:16px;
  letter-spacing:.04em;
  color:var(--pulse-cyan);
}
.ticker-meta{
  font-family:var(--font-mono);
  font-size:12px;
  letter-spacing:.08em;
  color:rgba(142,156,179,.85);
}
.ticker-name{font-size:14px;color:var(--paper-cream);}

.ticker-cta{
  flex:0 0 auto;
  padding:7px 14px;
  border-radius:var(--radius-pill);
  background:var(--volt-orange);
  color:#14060A;
  font-size:13px;
  font-weight:700;
  letter-spacing:.06em;
  text-decoration:none;
  white-space:nowrap;
}
.ticker-cta:hover{background:var(--amber-flag);}

.ticker-track{
  position:absolute;
  left:0;right:0;bottom:0;
  height:2px;
  background:rgba(255,255,255,.06);
  overflow:hidden;
}
.ticker-fill{
  display:block;
  width:100%;
  height:100%;
  transform-origin:left center;
  background:linear-gradient(90deg,var(--volt-orange),var(--magenta-flare));
  animation:ticker-drain 90s linear infinite;
}
@keyframes ticker-drain{
  from{transform:scaleX(1);}
  to{transform:scaleX(0);}
}

/* ---------- 页脚 ---------- */

.site-footer{
  margin-top:64px;
  padding:56px var(--gutter) calc(var(--ticker-h) + 48px);
  background:var(--rail-steel);
  border-top:1px solid var(--frame-glow);
}

.footer-grid{
  max-width:var(--max-w);
  margin:0 auto;
  display:grid;
  grid-template-columns:1fr;
  gap:34px;
}

.footer-logo{
  font-family:var(--font-display);
  font-weight:800;
  font-size:26px;
  letter-spacing:.06em;
  color:var(--paper-cream);
  margin-bottom:10px;
}
.footer-tagline{
  max-width:30ch;
  margin-bottom:14px;
  font-size:15px;
  color:var(--mist-gray);
}
.footer-domain{
  font-family:var(--font-mono);
  font-size:12px;
  letter-spacing:.1em;
  color:var(--pulse-cyan);
}

.footer-title{
  margin-bottom:14px;
  font-size:13px;
  letter-spacing:.24em;
  color:var(--paper-cream);
}

.footer-list{display:flex;flex-direction:column;gap:10px;}
.footer-list a{
  color:var(--mist-gray);
  font-size:15px;
  text-decoration:none;
  transition:color .18s ease;
}
.footer-list a:hover{color:var(--pulse-cyan);}

.footer-contact-list{display:grid;gap:13px;font-size:14px;}
.footer-k{
  display:block;
  font-family:var(--font-mono);
  font-size:11px;
  letter-spacing:.16em;
  color:rgba(142,156,179,.72);
}
.footer-v{
  display:block;
  color:var(--paper-cream);
  line-height:1.6;
  word-break:break-word;
}

.footer-legal{
  max-width:var(--max-w);
  margin:40px auto 0;
  padding-top:22px;
  border-top:1px solid var(--frame-glow);
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  gap:12px 24px;
  font-size:13px;
  color:rgba(142,156,179,.82);
}
.footer-legal-links{
  display:flex;
  flex-wrap:wrap;
  gap:18px;
  margin-left:auto;
}
.footer-legal-links a{
  color:rgba(142,156,179,.92);
  text-decoration:none;
  transition:color .18s ease;
}
.footer-legal-links a:hover{color:var(--pulse-cyan);}

.scroll-top{
  position:fixed;
  right:clamp(12px,2vw,24px);
  bottom:calc(var(--ticker-h) + 16px);
  z-index:105;
  padding:10px 16px;
  border-radius:var(--radius-pill);
  border:1px solid rgba(62,224,210,.5);
  background:rgba(6,11,20,.88);
  color:var(--pulse-cyan);
  font-family:var(--font-mono);
  font-size:12px;
  letter-spacing:.12em;
  cursor:pointer;
  opacity:0;
  visibility:hidden;
  transform:translateY(10px);
  transition:opacity .24s ease,transform .24s ease,visibility .24s ease;
}
.scroll-top[data-visible="true"]{opacity:1;visibility:visible;transform:none;}

/* ---------- 通用容器与章节 ---------- */

.container{
  width:100%;
  max-width:var(--max-w);
  margin-inline:auto;
  padding-inline:var(--gutter);
}

.section{padding:clamp(48px,7vw,96px) 0;}

.section-head{margin-bottom:clamp(24px,3vw,40px);}

.eyebrow{
  display:flex;
  align-items:center;
  gap:10px;
  margin-bottom:12px;
  font-family:var(--font-mono);
  font-size:12px;
  letter-spacing:.24em;
  color:var(--pulse-cyan);
}
.eyebrow::before{
  content:"";
  width:22px;
  height:1px;
  background:var(--volt-orange);
}

.section-title{
  margin-bottom:16px;
  font-family:var(--font-editorial);
  font-size:clamp(28px,4vw,40px);
  line-height:1.25;
  color:var(--paper-cream);
}

.lede{
  max-width:38ch;
  font-size:17px;
  line-height:1.75;
  color:var(--mist-gray);
}

.grid-12{
  display:grid;
  grid-template-columns:repeat(12,minmax(0,1fr));
  gap:clamp(16px,2.4vw,28px);
}

/* ---------- 表面：纸面与夜场卡片 ---------- */

.paper{
  padding:clamp(22px,3vw,36px);
  border-radius:var(--radius-lg);
  background:var(--paper-cream);
  color:var(--espresso-ink);
}
.paper a{color:#8A3210;}

.card{
  padding:clamp(18px,2.4vw,26px);
  border:1px solid var(--frame-glow);
  border-radius:var(--radius-lg);
  background:var(--rail-steel);
}

.index-card{
  padding:clamp(18px,2.6vw,28px);
  border:1px solid var(--frame-glow);
  border-radius:var(--radius-lg);
  background:linear-gradient(160deg,rgba(15,26,46,.92),rgba(6,11,20,.62));
}
.index-card-title{
  margin-bottom:14px;
  font-family:var(--font-mono);
  font-size:12px;
  letter-spacing:.24em;
  color:var(--pulse-cyan);
}
.index-list{display:flex;flex-wrap:wrap;gap:10px;}
.index-list a{
  display:inline-flex;
  align-items:center;
  gap:8px;
  padding:8px 14px;
  border:1px solid var(--frame-glow);
  border-radius:var(--radius-pill);
  color:var(--paper-cream);
  font-size:14px;
  text-decoration:none;
  transition:border-color .18s ease,color .18s ease;
}
.index-list a:hover{border-color:var(--pulse-cyan);color:var(--pulse-cyan);}

/* ---------- 标记与状态 ---------- */

.chip{
  display:inline-flex;
  align-items:center;
  gap:6px;
  padding:5px 12px;
  border:1px solid var(--frame-glow);
  border-radius:var(--radius-pill);
  font-family:var(--font-mono);
  font-size:11px;
  letter-spacing:.12em;
  color:var(--mist-gray);
}
.chip-cyan{border-color:rgba(62,224,210,.5);color:var(--pulse-cyan);}
.chip-amber{border-color:rgba(255,194,75,.5);color:var(--amber-flag);}
.chip-magenta{border-color:rgba(225,58,124,.5);color:var(--magenta-flare);}

.pulse-dot{
  display:inline-block;
  width:8px;
  height:8px;
  flex:0 0 auto;
  border-radius:50%;
  background:var(--pulse-cyan);
  animation:pulse-breathe 2.4s ease-in-out infinite;
}
@keyframes pulse-breathe{
  0%,100%{box-shadow:0 0 0 0 rgba(62,224,210,.55);opacity:1;}
  50%{box-shadow:0 0 0 7px rgba(62,224,210,0);opacity:.68;}
}

.seal{
  --seal-color:var(--amber-flag);
  display:inline-flex;
  flex-direction:column;
  align-items:center;
  justify-content:center;
  width:76px;
  height:76px;
  border:2px solid var(--seal-color);
  border-radius:50%;
  color:var(--seal-color);
  font-family:var(--font-mono);
  font-size:11px;
  letter-spacing:.1em;
  line-height:1.3;
  text-align:center;
  transform:rotate(-6deg);
  box-shadow:inset 0 0 0 3px rgba(255,194,75,.12);
}
.seal-confirmed{
  --seal-color:var(--pulse-cyan);
  box-shadow:inset 0 0 0 3px rgba(62,224,210,.14);
}

.countdown{display:flex;flex-direction:column;gap:8px;}
.countdown-track{
  height:6px;
  border-radius:var(--radius-pill);
  background:rgba(255,255,255,.07);
  overflow:hidden;
}
.countdown-fill{
  display:block;
  height:100%;
  width:0;
  border-radius:inherit;
  background:linear-gradient(90deg,var(--volt-orange),var(--magenta-flare));
}
.countdown-meta{
  display:flex;
  justify-content:space-between;
  gap:12px;
  font-family:var(--font-mono);
  font-size:12px;
  letter-spacing:.1em;
  color:var(--mist-gray);
}

/* ---------- 折叠块 ---------- */

.fold{
  border:1px solid var(--frame-glow);
  border-radius:var(--radius-md);
  background:rgba(15,26,46,.6);
  overflow:hidden;
}
.fold + .fold{margin-top:10px;}
.fold summary{
  display:flex;
  align-items:center;
  gap:12px;
  padding:14px 18px;
  color:var(--paper-cream);
  font-size:15px;
  cursor:pointer;
  list-style:none;
}
.fold summary::-webkit-details-marker{display:none;}
.fold summary::after{
  content:"+";
  margin-left:auto;
  font-family:var(--font-mono);
  font-size:16px;
  color:var(--pulse-cyan);
}
.fold[open] summary::after{content:"–";}
.fold-body{
  padding:0 18px 18px;
  font-size:15px;
  color:var(--mist-gray);
}

/* ---------- 面包屑 ---------- */

.breadcrumbs{
  max-width:var(--max-w);
  margin:0 auto;
  padding:16px var(--gutter) 0;
}
.breadcrumbs ol{
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  gap:8px;
  font-family:var(--font-mono);
  font-size:12px;
  letter-spacing:.08em;
  color:var(--mist-gray);
}
.breadcrumbs li{display:flex;align-items:center;gap:8px;}
.breadcrumbs li + li::before{content:"/";color:var(--frame-glow);}
.breadcrumbs a{color:var(--mist-gray);text-decoration:none;transition:color .18s ease;}
.breadcrumbs a:hover{color:var(--pulse-cyan);}

/* ---------- 图片 / 视觉容器 ---------- */

.media{
  position:relative;
  width:100%;
  border:1px solid var(--frame-glow);
  border-radius:var(--radius-lg);
  overflow:hidden;
  background:linear-gradient(150deg,var(--rail-steel),var(--void-navy));
}
.media img,
.media svg,
.media video{
  display:block;
  width:100%;
  height:100%;
  object-fit:cover;
}
.media-16x9{aspect-ratio:16 / 9;}
.media-4x3{aspect-ratio:4 / 3;}
.media-1x1{aspect-ratio:1 / 1;}
.media-wide{aspect-ratio:21 / 9;}

/* ---------- 断点：平板 ---------- */

@media (max-width:1023px){
  .nav-toggle{display:inline-flex;}
}

@media (min-width:700px){
  .footer-grid{grid-template-columns:repeat(2,minmax(0,1fr));}
}

/* ---------- 断点：桌面（≥1024px）竖轨与固定框架 ---------- */

@media (min-width:1024px){
  body{padding-left:var(--rail-w);}

  .nav-scrim{display:none;}

  .header-rail{
    width:var(--rail-w);
    height:auto;
    top:0;
    bottom:var(--ticker-h);
    padding:0;
    transform:none;
    border-right:1px solid var(--frame-glow);
    overflow:visible;
  }

  .rail-nav{
    display:flex;
    align-items:center;
    justify-content:center;
    height:100%;
    overflow:auto;
  }

  .rail-list{align-items:center;gap:6px;}

  .rail-item{border-bottom:none;}

  .rail-link{
    flex-direction:column;
    gap:8px;
    writing-mode:vertical-rl;
    text-orientation:upright;
    padding:14px 10px;
    border:1px solid transparent;
    border-radius:var(--radius-pill);
    font-size:14px;
    letter-spacing:.24em;
  }
  .rail-link[aria-current="page"]{
    box-shadow:none;
    border-color:var(--pulse-cyan);
    color:var(--pulse-cyan);
    background:rgba(62,224,210,.07);
  }

  .rail-num{min-width:0;font-size:10px;letter-spacing:.1em;}

  .rail-foot{
    padding:14px 0;
    text-align:center;
    writing-mode:vertical-rl;
    text-orientation:upright;
    align-self:center;
  }

  .footer-grid{grid-template-columns:1.4fr 1fr 1fr 1.3fr;gap:28px;}

  .footer-legal{flex-wrap:nowrap;}

  .scroll-top{font-size:12px;}
}

/* ---------- 断点：平板横竖屏与手机 ---------- */

@media (max-width:899px){
  .version-badge{display:none;}
}

@media (max-width:767px){
  body{font-size:16px;}

  .quick-actions li:not(:last-child){display:none;}

  .header-bar{padding:14px var(--gutter);}

  .ticker{gap:10px;padding:0 12px;}
  .ticker-kicker{display:none;}
  .ticker-meta{display:none;}
  .ticker-list{gap:16px;}
  .ticker-time{font-size:15px;}
  .ticker-cta{padding:6px 11px;font-size:12px;}

  .lede{max-width:100%;}

  .footer-legal{flex-direction:column;align-items:flex-start;}
  .footer-legal-links{margin-left:0;}
}

/* ---------- 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;
  }
  .ticker-fill{
    animation:none;
    transform:scaleX(.34);
  }
  .pulse-dot{animation:none;box-shadow:none;}
}