/* =================================================================
   B体育移动站 · 共享样式  /assets/site.css
   深夜赛场的数据实验室：堆叠面板 + 印刷描边 + 荧光绿锚点
   ================================================================= */

:root{
  --ink:#05070A;
  --panel:#0C1118;
  --raised:#151C25;
  --line:#26313D;
  --white:#EEF3F8;
  --muted:#94A3B2;
  --green:#C9FF3D;
  --blue:#2FD8FF;
  --orange:#FF7A2F;
  --red:#FF4D6D;

  --shell:1200px;
  --gutter:clamp(18px,5vw,40px);
  --radius:2px;
  --header-h:64px;

  --display:"Archivo Black","Noto Sans SC","Source Han Sans SC","PingFang SC","Microsoft YaHei",system-ui,sans-serif;
  --body:system-ui,-apple-system,"PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;
  --mono:"JetBrains Mono",ui-monospace,SFMono-Regular,Menlo,Consolas,"Noto Sans Mono CJK SC",monospace;
}

/* ---------- reset ---------- */
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body,h1,h2,h3,h4,p,figure,blockquote,dl,dd,ul,ol{margin:0}
ul,ol{padding:0;list-style:none}
img,svg,video{max-width:100%;display:block}
button{font:inherit;color:inherit;background:none;border:0}
a{-webkit-tap-highlight-color:transparent}
table{border-collapse:collapse;width:100%}

html{scroll-behavior:smooth}
body{
  background-color:var(--ink);
  background-image:
    radial-gradient(120% 70% at 100% 0%, rgba(47,216,255,.10), transparent 62%),
    radial-gradient(90% 60% at 0% 100%, rgba(201,255,61,.07), transparent 62%);
  background-repeat:no-repeat;
  color:var(--white);
  font-family:var(--body);
  font-size:16px;
  line-height:1.75;
  letter-spacing:.01em;
  min-height:100vh;
  overflow-x:hidden;
}

#main-content{display:block;padding-block:clamp(28px,5vw,64px)}
#main-content:focus{outline:none}
main [id]{scroll-margin-top:calc(var(--header-h) + 28px)}

:focus{outline:none}
:focus-visible{outline:2px solid var(--green);outline-offset:3px}

.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;
}

/* ---------- 排版 ---------- */
.display{
  font-family:var(--display);font-weight:900;
  font-size:clamp(40px,10.5vw,96px);line-height:.95;letter-spacing:-.02em;
}
.h1{font-size:clamp(28px,5vw,48px);line-height:1.08;letter-spacing:-.02em;font-weight:700}
.h2{font-size:clamp(23px,3.4vw,34px);line-height:1.2;font-weight:700;letter-spacing:-.01em}
.h3{font-size:clamp(19px,2.4vw,24px);line-height:1.25;font-weight:600}
.eyebrow{
  font-family:var(--mono);font-size:12px;letter-spacing:.18em;text-transform:uppercase;
  color:var(--green);
}
.lede{font-size:clamp(16px,2vw,19px);line-height:1.7;color:rgba(238,243,248,.86);max-width:60ch}
.mono{font-family:var(--mono);font-size:14px;letter-spacing:0}
.mono-meta{font-family:var(--mono);font-size:12px;letter-spacing:.06em;color:var(--muted)}
.prose{max-width:68ch;color:rgba(238,243,248,.86)}
.prose p{margin-block:.9em;text-wrap:pretty}
.prose p:first-child{margin-top:0}
.prose ul,.prose ol{padding-left:1.3em;margin-block:.9em}
.prose ul{list-style:disc}
.prose ol{list-style:decimal}
.prose li{margin-block:.35em}
.prose strong{color:var(--white)}
.prose h2,.prose h3{margin-block:1.6em .5em;color:var(--white)}

.u-link{
  position:relative;color:var(--white);text-decoration:none;
  border-bottom:1px solid var(--line);
}
.u-link::after{
  content:"";position:absolute;left:0;bottom:-3px;width:100%;height:2px;
  background:var(--green);transform:scaleX(0);transform-origin:left;
  transition:transform .25s ease;
}
.u-link:hover::after,.u-link:focus-visible::after{transform:scaleX(1)}
.u-link:hover{color:var(--green)}

/* ---------- 容器与栅格 ---------- */
.shell{
  width:100%;max-width:var(--shell);margin-inline:auto;
  padding-inline:var(--gutter);
}
.grid{display:grid;gap:clamp(18px,2.4vw,30px)}
.grid--2{grid-template-columns:1fr}
.grid--3{grid-template-columns:1fr}
.grid--4{grid-template-columns:repeat(2,minmax(0,1fr))}
.grid--7-3{grid-template-columns:1fr}
@media (min-width:760px){
  .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))}
}
@media (min-width:1000px){
  .grid--7-3{grid-template-columns:minmax(0,7fr) minmax(0,3fr)}
}

/* ---------- 面板（堆叠画板） ---------- */
.panel{
  position:relative;background:var(--panel);
  border:1px solid var(--line);border-radius:var(--radius);
  padding:clamp(20px,3vw,34px);
}
.panel--lift{transition:border-color .22s ease,transform .22s ease,background-color .22s ease}
.panel--lift:hover,.panel--lift:focus-within{
  border-color:var(--green);transform:translateY(-2px);background:#0E141C;
}
.panel--accent::before{
  content:"";position:absolute;left:0;top:0;bottom:0;width:3px;background:var(--green);
}
.panel__label{
  position:absolute;top:-1px;left:-1px;
  display:inline-flex;align-items:center;
  padding:7px 16px 7px 18px;
  font-family:var(--mono);font-size:11px;letter-spacing:.16em;text-transform:uppercase;
  color:var(--green);background:var(--raised);
  border-right:1px solid var(--line);border-bottom:1px solid var(--line);
  clip-path:polygon(0 0,100% 0,100% 100%,14px 100%,0 calc(100% - 14px));
}
.panel__title{margin-bottom:.6em}
.panel__title+.panel__body{margin-top:.2em}
.panel__body{color:rgba(238,243,248,.84)}
.panel>*:first-child{margin-top:0}

.stack{display:grid;gap:clamp(16px,2.4vw,26px)}
@media (min-width:900px){
  .stack--layer>.panel:nth-child(even){margin-left:clamp(18px,4vw,64px)}
  .stack--layer>.panel:nth-child(odd){margin-right:clamp(18px,4vw,64px)}
}

.slant-band{
  position:relative;height:clamp(26px,5vw,64px);
  margin-block:clamp(24px,4vw,44px);overflow:hidden;
}
.slant-band::before{
  content:"";position:absolute;left:-2%;right:-2%;top:50%;height:1px;
  background:linear-gradient(90deg,transparent,var(--line) 14%,var(--blue) 50%,var(--line) 86%,transparent);
  transform:rotate(-1.2deg);
}

.side-note{
  border-left:2px solid var(--blue);padding-left:14px;
  font-size:14px;line-height:1.7;color:var(--muted);
}

/* ---------- 跳转链接 ---------- */
.skip-link{
  position:absolute;left:16px;top:-70px;z-index:200;
  background:var(--green);color:var(--ink);font-weight:700;
  padding:10px 16px;border-radius:var(--radius);
  text-decoration:none;transition:top .2s ease;
}
.skip-link:focus{top:12px}

/* ---------- 头部 ---------- */
.site-header{
  position:sticky;top:0;z-index:80;
  background:var(--ink);
  border-bottom:1px solid var(--line);
}
.scroll-progress{
  position:absolute;left:0;right:0;bottom:-1px;height:2px;
  background:linear-gradient(90deg,var(--green),var(--blue) 55%,var(--orange));
  transform:scaleX(0);transform-origin:left;
}
.header-top{
  background:var(--panel);border-bottom:1px solid var(--line);
}
.header-top__inner{
  display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding-block:8px;
  font-family:var(--mono);font-size:12px;letter-spacing:.06em;color:var(--muted);
}
.header-top__note{
  min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;
}
.header-top__links{display:flex;align-items:center;gap:14px;flex-shrink:0}
.header-top__link{
  color:var(--muted);text-decoration:none;border-bottom:1px solid transparent;
  transition:color .2s ease,border-color .2s ease;
}
.header-top__link:hover{color:var(--green);border-bottom-color:var(--green)}

.header-bar{position:relative;z-index:85}
.header-bar__inner{
  display:flex;align-items:center;gap:clamp(12px,2vw,26px);
  padding-block:13px;
}
.header-bar__actions{
  display:flex;align-items:center;gap:10px;margin-left:auto;flex-shrink:0;
}
.header-bar__actions .btn--sm{padding:9px 14px;font-size:14px}

/* 站标 */
.brand{display:flex;align-items:center;gap:10px;text-decoration:none;color:var(--white);flex-shrink:0}
.brand__mark{
  width:34px;height:34px;display:grid;place-items:center;
  background:var(--green);color:var(--ink);
  font-family:var(--display);font-size:19px;line-height:1;
  clip-path:polygon(0 0,100% 0,100% 68%,68% 100%,0 100%);
}
.brand__name{display:block;font-family:var(--display);font-size:17px;line-height:1.1;letter-spacing:-.01em}
.brand__sub{
  display:block;font-family:var(--mono);font-size:10px;letter-spacing:.22em;
  color:var(--muted);text-transform:uppercase;
}

/* 主导航 */
.primary-nav{flex:1;display:flex;justify-content:center}
.primary-nav__list{display:flex;flex-wrap:wrap;gap:2px}
.primary-nav__list a{
  display:inline-block;padding:8px 12px;border:1px solid transparent;border-radius:var(--radius);
  color:rgba(238,243,248,.8);text-decoration:none;font-size:15px;font-weight:500;
  transition:color .2s ease,border-color .2s ease,background-color .2s ease;
}
.primary-nav__list a:hover{color:var(--white);border-color:var(--line);background:var(--raised)}
.primary-nav__list a[aria-current="page"]{
  background:var(--green);border-color:var(--green);color:var(--ink);font-weight:700;
}
.primary-nav__note{display:none}
.primary-nav__cta{display:none}

/* 移动导航按钮 */
.nav-toggle{
  display:inline-flex;align-items:center;gap:9px;
  border:1px solid var(--line);border-radius:var(--radius);
  padding:9px 12px;color:var(--white);cursor:pointer;
  font-family:var(--mono);font-size:12px;letter-spacing:.1em;
  transition:border-color .2s ease,color .2s ease,background-color .2s ease;
}
.nav-toggle:hover{border-color:var(--green);color:var(--green);background:var(--raised)}
.nav-toggle__bars{display:grid;gap:4px;width:18px}
.nav-toggle__bars span{
  display:block;height:2px;background:currentColor;border-radius:1px;
  transition:transform .25s ease,opacity .2s ease;
}
.nav-toggle[aria-expanded="true"] .nav-toggle__bars span:nth-child(1){transform:translateY(6px) rotate(45deg)}
.nav-toggle[aria-expanded="true"] .nav-toggle__bars span:nth-child(2){opacity:0}
.nav-toggle[aria-expanded="true"] .nav-toggle__bars span:nth-child(3){transform:translateY(-6px) rotate(-45deg)}

/* 左侧竖向数据条 */
.spine{display:none}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:12px 20px;border:1px solid var(--line);border-radius:var(--radius);
  font-size:15px;font-weight:600;line-height:1.2;text-decoration:none;
  color:var(--white);background:transparent;cursor:pointer;
  transition:background-color .2s ease,color .2s ease,border-color .2s ease,transform .2s ease;
}
.btn:hover{transform:translateY(-2px)}
.btn--primary{background:var(--green);border-color:var(--green);color:var(--ink);font-weight:700}
.btn--primary:hover{background:#DFFF77;border-color:#DFFF77;color:var(--ink)}
.btn--ghost{border-color:var(--line);color:var(--white)}
.btn--ghost:hover{border-color:var(--green);color:var(--green);background:rgba(201,255,61,.08)}
.btn--sm{padding:9px 15px;font-size:14px}

/* ---------- 标签 / 徽标 ---------- */
.tag{
  display:inline-flex;align-items:center;gap:6px;
  padding:4px 9px;border:1px solid var(--line);border-radius:var(--radius);
  font-family:var(--mono);font-size:11px;letter-spacing:.12em;text-transform:uppercase;
  color:var(--muted);background:var(--raised);
}
.tag--green{border-color:var(--green);color:var(--green);background:rgba(201,255,61,.08)}
.tag--blue{border-color:var(--blue);color:var(--blue);background:rgba(47,216,255,.08)}
.tag--orange{border-color:var(--orange);color:var(--orange);background:rgba(255,122,47,.10)}
.tag--red{border-color:var(--red);color:var(--red);background:rgba(255,77,109,.10)}

/* ---------- 数据组件 ---------- */
.stat{
  background:var(--raised);border:1px solid var(--line);border-radius:var(--radius);
  padding:14px 16px;
}
.stat__value{
  display:block;font-family:var(--display);font-size:clamp(26px,4vw,42px);line-height:1;
  letter-spacing:-.02em;color:var(--white);
}
.stat__label{
  display:block;margin-top:8px;font-family:var(--mono);font-size:12px;
  letter-spacing:.1em;color:var(--muted);
}
.stat--up .stat__value{color:var(--orange)}
.stat--down .stat__value{color:var(--red)}
.stat--key .stat__value{color:var(--green)}

.score-bar{
  display:flex;align-items:center;gap:12px;flex-wrap:wrap;
  padding:10px 14px;border:1px solid var(--line);border-radius:var(--radius);
  background:linear-gradient(100deg,var(--panel),var(--raised));
}
.score-bar__team{font-weight:600;font-size:15px}
.score-bar__score{
  margin-inline:auto;font-family:var(--display);font-size:22px;line-height:1;
  color:var(--green);letter-spacing:-.02em;
}

.table-scroll{overflow-x:auto;border:1px solid var(--line);border-radius:var(--radius)}
.data-table{font-family:var(--mono);font-size:14px;min-width:520px}
.data-table caption{
  padding:12px 14px;text-align:left;font-size:12px;letter-spacing:.14em;
  color:var(--muted);text-transform:uppercase;
}
.data-table th{
  padding:11px 14px;text-align:left;font-weight:500;letter-spacing:.1em;
  color:var(--muted);border-bottom:1px solid var(--line);background:var(--panel);
}
.data-table td{padding:11px 14px;border-bottom:1px solid rgba(38,49,61,.65);color:rgba(238,243,248,.9)}
.data-table tbody tr{transition:background-color .18s ease}
.data-table tbody tr:hover{background:var(--raised)}
.data-table tbody tr:last-child td{border-bottom:0}
.data-table .num{color:var(--blue)}
.data-table .up{color:var(--orange)}
.data-table .down{color:var(--red)}

/* ---------- 图文容器（页面阶段放图） ---------- */
.figure{margin:0;display:grid;gap:10px}
.figure__media{
  position:relative;overflow:hidden;border:1px solid var(--line);border-radius:var(--radius);
  aspect-ratio:16/10;
  background:
    radial-gradient(80% 60% at 18% 8%, rgba(47,216,255,.24), transparent 62%),
    radial-gradient(70% 70% at 92% 92%, rgba(201,255,61,.16), transparent 62%),
    linear-gradient(140deg,#0A0F15,#131A23 58%,#0A0F15);
}
.figure__media::after{
  content:"";position:absolute;inset:0;z-index:0;pointer-events:none;
  background-image:
    linear-gradient(rgba(238,243,248,.055) 1px,transparent 1px),
    linear-gradient(90deg,rgba(238,243,248,.055) 1px,transparent 1px);
  background-size:38px 38px;
}
.figure__media img{
  position:relative;z-index:1;width:100%;height:100%;object-fit:cover;
}
.figure__caption{font-family:var(--mono);font-size:12px;line-height:1.6;color:var(--muted)}
.figure__badge{
  position:absolute;z-index:2;left:0;top:0;
  padding:5px 12px 5px 12px;
  background:var(--green);color:var(--ink);
  font-family:var(--mono);font-size:11px;letter-spacing:.12em;text-transform:uppercase;
  clip-path:polygon(0 0,100% 0,100% 100%,12px 100%,0 calc(100% - 12px));
}
.figure--wide .figure__media{aspect-ratio:21/9}
.figure--tall .figure__media{aspect-ratio:3/4}
.figure--square .figure__media{aspect-ratio:1/1}

/* ---------- 面包屑 ---------- */
.breadcrumbs{font-family:var(--mono);font-size:12px;letter-spacing:.06em;color:var(--muted)}
.breadcrumbs ol{display:flex;flex-wrap:wrap;gap:6px;align-items:center}
.breadcrumbs li{display:flex;align-items:center;gap:6px}
.breadcrumbs li+li::before{content:"/";color:var(--line)}
.breadcrumbs a{color:var(--muted);text-decoration:none}
.breadcrumbs a:hover{color:var(--green)}
.breadcrumbs [aria-current="page"]{color:var(--white)}

/* ---------- 展现动效 ---------- */
.js [data-reveal]{
  opacity:.65;transform:translateY(10px);
  transition:opacity .5s ease,transform .5s ease;
}
.js [data-reveal].is-visible{opacity:1;transform:none}

/* ---------- 页脚 ---------- */
.site-footer{
  position:relative;margin-top:clamp(48px,8vw,96px);
  background:var(--panel);border-top:1px solid var(--line);
}
.site-footer::before{
  content:"";position:absolute;left:0;right:0;top:-1px;height:2px;
  background:linear-gradient(90deg,var(--green),var(--blue) 42%,transparent 92%);
}
.footer-grid{
  display:grid;grid-template-columns:1fr;gap:clamp(24px,4vw,44px);
  padding-block:clamp(32px,6vw,60px);
}
.footer-panel--brand{display:grid;gap:12px;align-content:start;justify-items:start}
.footer-eyebrow{
  font-family:var(--mono);font-size:11px;letter-spacing:.22em;text-transform:uppercase;
  color:var(--green);
}
.footer-title{
  font-family:var(--display);font-size:clamp(22px,3.4vw,30px);line-height:1.12;
  letter-spacing:-.02em;color:var(--white);
}
.footer-text{font-size:14px;line-height:1.75;color:var(--muted);max-width:42ch}
.footer-col__title{
  font-family:var(--mono);font-size:12px;letter-spacing:.16em;text-transform:uppercase;
  color:var(--blue);margin-bottom:14px;
}
.footer-list{display:grid;gap:8px}
.footer-list a,.footer-legal__links a{
  color:var(--muted);text-decoration:none;font-size:14px;
  border-bottom:1px solid transparent;transition:color .2s ease,border-color .2s ease;
}
.footer-list a:hover,.footer-legal__links a:hover{color:var(--green);border-bottom-color:var(--green)}
.footer-meta{display:grid;gap:10px}
.footer-meta li{display:grid;grid-template-columns:52px 1fr;gap:10px;align-items:baseline;font-size:14px}
.footer-meta span{
  font-family:var(--mono);font-size:11px;letter-spacing:.12em;color:var(--muted);
}
.footer-meta b{font-weight:500;color:var(--white);word-break:break-word}
.footer-note{
  margin-top:14px;font-size:13px;line-height:1.7;color:var(--muted);
  border-left:2px solid var(--line);padding-left:12px;
}
.footer-legal{
  display:flex;flex-wrap:wrap;gap:10px 24px;align-items:center;justify-content:space-between;
  padding-block:18px 26px;border-top:1px solid var(--line);
}
.footer-legal__links{display:flex;flex-wrap:wrap;gap:18px}

/* ---------- 移动端 ---------- */
@media (max-width:899px){
  :root{--header-h:100px}

  .header-bar__actions .btn--sm{display:none}

  .primary-nav{
    position:fixed;inset:0;z-index:70;
    display:block;
    background-color:var(--ink);
    background-image:radial-gradient(90% 60% at 100% 0%, rgba(47,216,255,.14), transparent 62%);
    padding:calc(var(--header-h) + 20px) var(--gutter) 48px;
    overflow-y:auto;
    transform:translateY(-100%);
    visibility:hidden;
    transition:transform .3s ease,visibility .3s ease;
  }
  .primary-nav[data-open]{transform:translateY(0);visibility:visible}

  .primary-nav__list{
    display:grid;gap:0;counter-reset:navitem;
    border-top:1px solid var(--line);
  }
  .primary-nav__list li{counter-increment:navitem;border-bottom:1px solid var(--line)}
  .primary-nav__list a{
    display:flex;align-items:baseline;gap:14px;
    padding:16px 2px;border:0;border-radius:0;
    font-family:var(--display);font-size:clamp(21px,6.6vw,28px);
    line-height:1.15;letter-spacing:-.01em;color:var(--white);
  }
  .primary-nav__list a::before{
    content:counter(navitem,decimal-leading-zero);
    font-family:var(--mono);font-size:12px;letter-spacing:.06em;color:var(--muted);
  }
  .primary-nav__list a:hover{background:none;border:0;color:var(--green)}
  .primary-nav__list a[aria-current="page"]{
    background:none;border:0;color:var(--green);
  }
  .primary-nav__list a[aria-current="page"]::before{color:var(--green)}
  .primary-nav__note{
    display:block;margin-top:24px;font-family:var(--mono);font-size:12px;
    line-height:1.8;color:var(--muted);
  }
  .primary-nav__cta{display:inline-flex;margin-top:20px;width:100%}
}

/* ---------- 平板 / 桌面 ---------- */
@media (min-width:900px){
  .nav-toggle{display:none}
  .footer-grid{grid-template-columns:minmax(0,1.4fr) minmax(0,1fr) minmax(0,1.2fr)}
}
@media (min-width:1200px){
  .header-bar__inner{gap:28px}
}
@media (min-width:1400px){
  .spine{
    display:block;position:fixed;left:clamp(16px,2.4vw,34px);top:50%;
    transform:translateY(-50%);z-index:50;
  }
  .spine__list{display:grid;gap:2px}
  .spine__item{
    display:flex;align-items:center;gap:10px;height:40px;
    text-decoration:none;color:var(--muted);
  }
  .spine__tick{
    width:14px;height:1px;background:var(--line);flex-shrink:0;
    transition:width .25s ease,background-color .25s ease;
  }
  .spine__label{
    font-family:var(--mono);font-size:12px;letter-spacing:.08em;white-space:nowrap;
    opacity:0;transform:translateX(-6px);
    transition:opacity .25s ease,transform .25s ease,color .25s ease;
  }
  .spine__hint{
    font-family:var(--mono);font-size:11px;white-space:nowrap;
    color:var(--muted);opacity:0;transform:translateX(-6px);
    transition:opacity .25s ease,transform .25s ease;
  }
  .spine__item:hover .spine__tick,
  .spine__item:focus-visible .spine__tick{width:28px;background:var(--green)}
  .spine__item:hover .spine__label,
  .spine__item:focus-visible .spine__label,
  .spine__item:hover .spine__hint,
  .spine__item:focus-visible .spine__hint{opacity:1;transform:none}
  .spine__item:hover .spine__label{color:var(--white)}
  .spine__item[aria-current="page"] .spine__tick{width:28px;background:var(--green)}
  .spine__item[aria-current="page"] .spine__label{opacity:1;transform:none;color:var(--green)}
}

/* ---------- 动效偏好 ---------- */
@media (prefers-reduced-motion: reduce){
  html{scroll-behavior:auto}
  *,*::before,*::after{
    animation-duration:.001ms!important;
    animation-iteration-count:1!important;
    transition-duration:.001ms!important;
  }
  .js [data-reveal]{opacity:1;transform:none;transition:none}
  .panel--lift:hover,.panel--lift:focus-within{transform:none}
  .btn:hover{transform:none}
}