/* ===========================================================
   B体育登录 · 共享样式 /assets/site.css
   夜场墨绿底 + 记分牌琥珀 + 电光青：数据叙事型工作台
   =========================================================== */

:root{
  --ink:#0B231C;
  --ink-2:#123328;
  --ink-3:#081914;
  --ink-4:#164034;
  --grey:#9AA6A2;
  --paper:#F2F5F3;
  --amber:#FFB020;
  --amber-2:#FFD37A;
  --cyan:#2FE0C8;
  --cyan-2:#12897C;
  --red:#E5484D;
  --cream:#E8E4D8;
  --line:rgba(154,166,162,.24);
  --line-strong:rgba(154,166,162,.46);
  --radius:14px;
  --radius-pill:999px;
  --font-display:"Archivo Narrow","Arial Narrow","Helvetica Neue","PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;
  --font-mono:ui-monospace,"SFMono-Regular",Menlo,Consolas,"Roboto Mono","Courier New",monospace;
  --font-body:system-ui,-apple-system,"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;
}

/* ---------- reset ---------- */
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  min-height:100%;
  background-color:var(--ink);
  background-image:
    radial-gradient(1100px 560px at 84% -12%,rgba(47,224,200,.10),transparent 62%),
    radial-gradient(880px 480px at 4% 6%,rgba(255,176,32,.07),transparent 66%),
    repeating-linear-gradient(90deg,rgba(242,245,243,.026) 0 1px,transparent 1px 84px);
  background-attachment:fixed;
  color:var(--paper);
  font-family:var(--font-body);
  font-size:17px;
  line-height:1.75;
  font-weight:400;
  overflow-wrap:break-word;
}
img,svg,video{max-width:100%}
h1,h2,h3,h4{text-wrap:balance;margin:0}
p{margin:0 0 1em}
p:last-child{margin-bottom:0}
a{color:var(--cyan);text-underline-offset:.22em}
ul,ol{margin:0 0 1em;padding-left:1.15em}
table{border-collapse:collapse}
button{font:inherit}
section[id],h2[id],h3[id],div[id]{scroll-margin-top:7rem}
:focus-visible{outline:2px solid var(--amber);outline-offset:3px;border-radius:6px}

/* ---------- 基础排版与工具 ---------- */
.wrap{width:min(1240px,100% - 2.5rem);margin-inline:auto}
.num{font-family:var(--font-mono);font-variant-numeric:tabular-nums;font-feature-settings:"tnum" 1;letter-spacing:-.01em}
.sr-only{position:absolute!important;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap;border:0}

.skip-link{
  position:fixed;left:1rem;top:-4rem;z-index:200;
  padding:.6rem 1rem;border-radius:8px;
  background:var(--amber);color:var(--ink);
  font-weight:700;font-size:14px;text-decoration:none;
  transition:top .2s ease;
}
.skip-link:focus{top:1rem}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:.45rem;
  padding:.62rem 1.05rem;border:1px solid transparent;border-radius:var(--radius-pill);
  font-family:var(--font-body);font-size:14.5px;font-weight:600;letter-spacing:.02em;
  text-decoration:none;cursor:pointer;background:none;color:var(--paper);
  transition:transform .16s ease,background-color .18s ease,color .18s ease,border-color .18s ease;
}
.btn:hover{transform:translateY(-1px)}
.btn--primary{background:var(--amber);color:var(--ink)}
.btn--primary:hover{background:var(--amber-2)}
.btn--ghost{border-color:var(--cyan-2);color:var(--cyan)}
.btn--ghost:hover{background:rgba(47,224,200,.12)}
.btn--quiet{border-color:var(--line-strong);color:var(--grey)}
.btn--quiet:hover{color:var(--paper);border-color:var(--paper)}
.btn--block{width:100%}

/* ---------- 页头：值班台数据条 ---------- */
.site-header{position:sticky;top:0;z-index:80}
.statusbar{position:relative;z-index:2;background:var(--ink-3);border-bottom:1px solid var(--line)}
.statusbar__inner{display:flex;align-items:center;gap:1rem;height:38px}
.statusbar__tag{
  margin:0;display:inline-flex;align-items:center;gap:.45rem;white-space:nowrap;
  font-family:var(--font-mono);font-size:12px;letter-spacing:.16em;color:var(--amber);
}
.statusbar__dot{
  width:7px;height:7px;border-radius:50%;background:var(--amber);
  animation:pulse 2.4s ease-out infinite;
}
@keyframes pulse{
  0%{box-shadow:0 0 0 0 rgba(255,176,32,.55)}
  70%{box-shadow:0 0 0 8px rgba(255,176,32,0)}
  100%{box-shadow:0 0 0 0 rgba(255,176,32,0)}
}
.statusbar__ticker{
  position:relative;flex:1 1 auto;min-width:0;overflow:hidden;
  -webkit-mask-image:linear-gradient(90deg,transparent,#000 5%,#000 95%,transparent);
  mask-image:linear-gradient(90deg,transparent,#000 5%,#000 95%,transparent);
}
.ticker__rail{display:flex;width:max-content;animation:rail 42s linear infinite}
.statusbar__ticker:hover .ticker__rail,
.statusbar__ticker:focus-within .ticker__rail{animation-play-state:paused}
@keyframes rail{from{transform:translateX(0)}to{transform:translateX(-50%)}}
.ticker__track{
  display:flex;align-items:center;gap:2.25rem;margin:0;
  padding:0 2.25rem 0 0;list-style:none;
}
.ticker__track--clone{pointer-events:none}
.ticker__item{
  display:inline-flex;align-items:baseline;gap:.5rem;white-space:nowrap;
  font-size:12.5px;letter-spacing:.04em;color:var(--grey);
}
.ticker__key{font-family:var(--font-mono);color:var(--cyan)}
.ticker__item .num{color:var(--paper);font-weight:600}
.statusbar__meta{
  margin:0;white-space:nowrap;font-family:var(--font-mono);
  font-size:11.5px;letter-spacing:.18em;color:var(--grey);
}

/* ---------- 页头：悬浮胶囊导航 ---------- */
.navbar{
  position:relative;
  background:linear-gradient(180deg,rgba(11,35,28,.94),rgba(11,35,28,.76));
  -webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);
  border-bottom:1px solid var(--line);
  transition:background .25s ease,border-color .25s ease;
}
.site-header.is-scrolled .navbar{
  background:linear-gradient(180deg,rgba(8,25,20,.98),rgba(11,35,28,.92));
  border-bottom-color:var(--line-strong);
}
.navbar__inner{position:relative;display:flex;align-items:center;gap:1rem;padding-block:.78rem}
.site-header.is-scrolled .navbar__inner{padding-block:.56rem}

.brand{display:inline-flex;align-items:center;gap:.7rem;flex:0 0 auto;color:var(--paper);text-decoration:none}
.brand__mark{
  display:grid;place-items:center;width:38px;height:38px;border-radius:9px;
  background:var(--amber);color:var(--ink);
  font-family:var(--font-mono);font-weight:800;font-size:19px;letter-spacing:-.04em;
  box-shadow:4px 4px 0 rgba(47,224,200,.28);
}
.brand__text{display:flex;flex-direction:column;line-height:1.15}
.brand__name{font-family:var(--font-display);font-weight:800;font-size:17px;letter-spacing:.01em}
.brand__sub{font-family:var(--font-mono);font-size:10.5px;letter-spacing:.22em;color:var(--grey)}
.brand--footer{align-items:center}
.brand--footer .brand__mark{width:34px;height:34px;font-size:17px}
.brand--footer .brand__name{font-size:16px}

.nav{margin-left:auto}
.nav__list{
  display:flex;align-items:center;gap:.12rem;margin:0;padding:.28rem;list-style:none;
  background:rgba(8,25,20,.55);border:1px solid var(--line);border-radius:var(--radius-pill);
}
.nav__item{list-style:none}
.nav__link{
  display:block;padding:.48rem .8rem;border-radius:var(--radius-pill);
  color:var(--grey);text-decoration:none;font-size:14.5px;letter-spacing:.02em;white-space:nowrap;
  transition:color .18s ease,background-color .18s ease;
}
.nav__link:hover{color:var(--paper);background:rgba(255,176,32,.14)}
.nav__link[aria-current="page"]{background:var(--amber);color:var(--ink);font-weight:700}
.navbar__cta{flex:0 0 auto}

.nav-toggle{display:none}
.nav-toggle__label{font-size:13px;letter-spacing:.08em}

.scroll-progress{
  position:absolute;left:0;right:0;bottom:-1px;height:2px;
  background:rgba(154,166,162,.14);pointer-events:none;
}
.scroll-progress__bar{
  display:block;width:0;height:100%;
  background:linear-gradient(90deg,var(--cyan),var(--amber));
}

/* ---------- 内容容器与章节 ---------- */
.section{padding-block:3.25rem}
.section--tight{padding-block:1.9rem}
.section__head{
  display:flex;align-items:flex-end;justify-content:space-between;gap:1.5rem;flex-wrap:wrap;
  border-bottom:1px solid var(--line);padding-bottom:1rem;margin-bottom:1.75rem;
}
.section__title{font-family:var(--font-display);font-size:clamp(1.7rem,3.4vw,2.25rem);font-weight:800;letter-spacing:-.02em}
.section__note{margin:0;font-family:var(--font-mono);font-size:12.5px;letter-spacing:.08em;color:var(--grey)}

.chapter{display:flex;align-items:baseline;gap:1rem;margin-bottom:1.25rem}
.chapter__num{
  font-family:var(--font-mono);font-weight:700;font-size:clamp(2.25rem,6vw,3.75rem);
  line-height:.9;letter-spacing:-.04em;color:var(--amber);
}
.chapter__title{font-family:var(--font-display);font-size:clamp(1.45rem,3vw,2rem);font-weight:800;letter-spacing:-.01em}
.chapter__meta{
  margin-left:auto;font-family:var(--font-mono);font-size:11.5px;
  letter-spacing:.16em;color:var(--grey);text-transform:uppercase;white-space:nowrap;
}

.prose{max-width:68ch;font-size:17px;color:rgba(242,245,243,.9)}
.prose h2{font-family:var(--font-display);font-size:clamp(1.4rem,2.6vw,1.9rem);font-weight:800;margin:2rem 0 .7rem}
.prose h3{font-family:var(--font-display);font-size:1.15rem;font-weight:700;margin:1.5rem 0 .5rem;color:var(--cyan)}
.prose a{color:var(--cyan)}

/* ---------- 网格 ---------- */
.grid{display:grid;gap:1.25rem}
.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--auto{grid-template-columns:repeat(auto-fit,minmax(240px,1fr))}
.spread{display:grid;grid-template-columns:7fr 5fr;gap:2rem;align-items:start}
.spread--flip{grid-template-columns:5fr 7fr}

/* ---------- 卡片（纸张叠层 / 印刷边框） ---------- */
.card{
  background:var(--ink-2);border:1px solid var(--line);border-radius:var(--radius);
  padding:1.25rem;
}
.card__label{
  display:block;margin-bottom:.6rem;font-family:var(--font-mono);
  font-size:11.5px;letter-spacing:.16em;color:var(--cyan);
}
.card__title{font-family:var(--font-display);font-size:1.15rem;font-weight:700;margin-bottom:.45rem}
.card__text{margin:0;color:var(--grey);font-size:15px}
.card--paper{background:var(--cream);color:var(--ink);border-color:rgba(11,35,28,.22)}
.card--paper .card__label{color:var(--cyan-2)}
.card--paper .card__text{color:#3B4A44}
.card--paper a{color:var(--cyan-2)}
.card--stack{position:relative;z-index:1}
.card--stack::before,.card--stack::after{content:"";position:absolute;inset:0;border-radius:inherit;z-index:-1}
.card--stack::before{transform:translate(5px,5px);background:rgba(232,228,216,.34)}
.card--stack::after{transform:translate(10px,10px);background:rgba(18,137,124,.45)}

/* ---------- 标签与状态 ---------- */
.tag{
  display:inline-flex;align-items:center;gap:.34rem;
  padding:.18rem .55rem;border:1px solid var(--line);border-radius:var(--radius-pill);
  font-family:var(--font-mono);font-size:11.5px;letter-spacing:.08em;color:var(--grey);
}
.tag--amber{background:var(--amber);border-color:transparent;color:var(--ink);font-weight:700}
.tag--cyan{border-color:var(--cyan-2);color:var(--cyan)}
.tag--red{border-color:rgba(229,72,77,.55);color:var(--red)}

/* ---------- 数据块与刻度 ---------- */
.stat{display:flex;flex-direction:column;gap:.25rem}
.stat__value{
  font-family:var(--font-mono);font-variant-numeric:tabular-nums;font-weight:600;
  font-size:clamp(2.1rem,6vw,3.6rem);line-height:1;color:var(--amber);
}
.stat__unit{font-family:var(--font-mono);font-size:13px;color:var(--grey);letter-spacing:.08em}
.stat__label{font-size:13.5px;color:var(--grey)}
.meter{height:8px;border-radius:var(--radius-pill);background:rgba(154,166,162,.18);overflow:hidden}
.meter__bar{display:block;height:100%;border-radius:inherit;background:linear-gradient(90deg,var(--cyan-2),var(--cyan))}
.meter--amber .meter__bar{background:linear-gradient(90deg,var(--amber-2),var(--amber))}

/* ---------- 时间轴 ---------- */
.timeline{list-style:none;margin:0;padding:0 0 0 1.4rem;border-left:2px solid var(--cyan-2)}
.timeline__item{position:relative;padding-bottom:1.5rem}
.timeline__item:last-child{padding-bottom:0}
.timeline__item::before{
  content:"";position:absolute;left:-1.75rem;top:.55rem;
  width:9px;height:9px;border-radius:2px;background:var(--amber);
}
.timeline__time{font-family:var(--font-mono);font-size:12.5px;letter-spacing:.1em;color:var(--cyan)}
.timeline__title{font-family:var(--font-display);font-size:1.05rem;font-weight:700;margin:.1rem 0 .2rem}
.timeline__text{margin:0;font-size:14.5px;color:var(--grey)}

/* ---------- 台账表格 ---------- */
.table{width:100%;border-collapse:collapse;font-size:15px}
.table caption{
  text-align:left;padding-bottom:.6rem;font-family:var(--font-mono);
  font-size:11.5px;letter-spacing:.16em;color:var(--grey);
}
.table th{
  text-align:left;padding:.55rem .6rem;white-space:nowrap;
  font-family:var(--font-mono);font-size:12px;font-weight:600;letter-spacing:.1em;
  color:var(--cyan);border-bottom:1px solid var(--line-strong);
}
.table td{padding:.7rem .6rem;border-bottom:1px solid var(--line);vertical-align:top}
.table tbody tr:nth-child(even){background:rgba(18,51,40,.55)}
.table tbody tr:hover{background:rgba(47,224,200,.08)}
.table .num{color:var(--amber)}

/* ---------- 面包屑 ---------- */
.crumbs{
  display:flex;flex-wrap:wrap;align-items:center;gap:.5rem;
  margin:1.25rem 0 0;font-family:var(--font-mono);font-size:12.5px;color:var(--grey);
}
.crumbs a{color:var(--grey);text-decoration:none}
.crumbs a:hover{color:var(--cyan)}
.crumbs__sep{color:var(--cyan-2)}
.crumbs [aria-current="page"]{color:var(--paper)}

/* ---------- 图片容器基础规则 ---------- */
.media{
  position:relative;overflow:hidden;border-radius:var(--radius);
  border:1px solid var(--line);background:var(--ink-2);
}
.media img{display:block;width:100%;height:100%;object-fit:cover}
.media--wide{aspect-ratio:16/9}
.media--band{aspect-ratio:21/9}
.media--square{aspect-ratio:1/1}
.media--tall{aspect-ratio:3/4}
.media--frame{border-radius:2px;border-width:2px;border-color:var(--cream);box-shadow:8px 8px 0 rgba(18,137,124,.35)}
.media__ph{
  display:grid;place-items:center;height:100%;min-height:160px;padding:1rem;text-align:center;
  font-family:var(--font-mono);font-size:11.5px;letter-spacing:.14em;color:var(--grey);
  background-image:repeating-linear-gradient(135deg,rgba(47,224,200,.09) 0 10px,transparent 10px 20px);
}
.media__caption{
  position:absolute;left:0;right:0;bottom:0;margin:0;padding:.6rem .8rem;
  font-size:12.5px;color:var(--paper);
  background:linear-gradient(180deg,transparent,rgba(8,25,20,.9));
}

/* ---------- 可展开内容组 ---------- */
.accordion{border-top:1px solid var(--line)}
.accordion__item{border-bottom:1px solid var(--line)}
.accordion__trigger{
  display:flex;align-items:center;gap:.85rem;width:100%;
  padding:1rem .25rem;background:none;border:0;color:inherit;text-align:left;cursor:pointer;
  font-family:var(--font-display);font-size:1.05rem;font-weight:700;
  transition:color .2s ease,background-color .2s ease;
}
.accordion__trigger::after{
  content:"＋";margin-left:auto;font-family:var(--font-mono);font-size:15px;color:var(--cyan);
  transition:color .2s ease;
}
.accordion__trigger[aria-expanded="true"]{color:var(--amber)}
.accordion__trigger[aria-expanded="true"]::after{content:"－";color:var(--amber)}
.accordion__trigger:hover{background:rgba(47,224,200,.06)}
.accordion__panel{display:grid;grid-template-rows:0fr;transition:grid-template-rows .2s ease}
.accordion__panel[data-open]{grid-template-rows:1fr}
.accordion__inner{overflow:hidden;min-height:0;padding-bottom:0}
.accordion__panel[data-open] .accordion__inner{padding-bottom:1.1rem}
.accordion__inner p{color:var(--grey);font-size:15.5px;margin:0 0 .7em}
.accordion__inner :last-child{margin-bottom:0}

/* ---------- 进入显现 ---------- */
.reveal{opacity:0;transform:translateY(16px);transition:opacity .45s ease,transform .45s ease}
.reveal[data-visible]{opacity:1;transform:none}

/* ---------- 页脚 ---------- */
.site-footer{
  position:relative;margin-top:4rem;
  background-color:var(--ink-3);
  background-image:repeating-linear-gradient(90deg,rgba(242,245,243,.026) 0 1px,transparent 1px 84px);
  border-top:1px solid var(--line);
}
.site-footer::before{
  content:"";position:absolute;left:0;right:0;top:0;height:2px;
  background:linear-gradient(90deg,var(--cyan-2),var(--amber),transparent);
}
.footer__inner{padding-block:3.25rem 1.35rem}
.footer__grid{
  display:grid;gap:2.25rem;
  grid-template-columns:minmax(240px,1.55fr) minmax(140px,1fr) minmax(140px,1fr) minmax(210px,1.2fr);
}
.footer__brand{max-width:38ch}
.footer__note{margin:.95rem 0 0;font-size:14.5px;color:var(--grey)}
.footer__badge{
  margin:.85rem 0 0;font-family:var(--font-mono);font-size:11.5px;
  letter-spacing:.12em;color:var(--cyan);
}
.footer__title{
  margin:0 0 .95rem;font-family:var(--font-mono);font-size:11.5px;
  font-weight:600;letter-spacing:.18em;color:var(--cyan);
}
.footer__title::after{content:"";display:block;width:26px;height:2px;margin-top:.5rem;background:var(--amber)}
.footer__list{list-style:none;margin:0;padding:0;display:grid;gap:.55rem;font-size:15px}
.footer__list a{color:var(--paper);text-decoration:none;border-bottom:1px solid transparent;transition:color .18s ease,border-color .18s ease}
.footer__list a:hover{color:var(--amber);border-bottom-color:var(--amber)}
.footer__list--plain li{display:flex;gap:.6rem;align-items:baseline}
.footer__key{
  flex:0 0 auto;min-width:2.4em;font-family:var(--font-mono);
  font-size:11.5px;letter-spacing:.1em;color:var(--grey);
}
.footer__value{color:var(--paper);font-family:var(--font-mono);font-size:13.5px;letter-spacing:.01em}
.footer__bottom{
  display:flex;flex-wrap:wrap;justify-content:space-between;gap:.75rem 1.5rem;
  margin-top:2.5rem;padding-top:1.25rem;border-top:1px solid var(--line);
}
.footer__legal{margin:0;font-family:var(--font-mono);font-size:12.5px;letter-spacing:.04em;color:var(--grey)}
.footer__legal a{color:var(--grey);text-decoration:none;border-bottom:1px solid var(--line-strong)}
.footer__legal a:hover{color:var(--amber);border-bottom-color:var(--amber)}
.footer__icp{color:var(--cyan-2)}

/* ---------- 平板 ---------- */
@media (max-width:1024px){
  .nav-toggle{
    display:inline-flex;align-items:center;gap:.5rem;margin-left:auto;
    padding:.5rem .85rem;border:1px solid var(--line-strong);border-radius:var(--radius-pill);
    background:rgba(8,25,20,.6);color:var(--paper);font-size:14px;letter-spacing:.06em;cursor:pointer;
  }
  .nav-toggle__bars{display:grid;gap:3px;width:16px}
  .nav-toggle__bars span{display:block;height:2px;border-radius:2px;background:var(--amber);transition:transform .2s ease,opacity .2s ease}
  .nav-toggle[aria-expanded="true"] .nav-toggle__bars span:nth-child(1){transform:translateY(5px) 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(-5px) rotate(-45deg)}

  .nav{position:absolute;top:calc(100% + .5rem);left:0;right:0;margin:0;display:none;z-index:6}
  .nav[data-open]{display:block}
  .nav__list{
    flex-direction:column;align-items:stretch;gap:.2rem;padding:.6rem;
    background:rgba(8,25,20,.99);border-color:var(--line-strong);border-radius:18px;
    box-shadow:0 22px 44px rgba(0,0,0,.5);
  }
  .nav__link{padding:.72rem .9rem;border-radius:12px;font-size:16px}
  .navbar__cta{display:none}

  .spread,.spread--flip{grid-template-columns:1fr}
  .grid--3,.grid--4{grid-template-columns:repeat(2,minmax(0,1fr))}
  .footer__grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:2rem}
  .footer__brand{grid-column:1 / -1;max-width:52ch}
}

/* ---------- 手机 ---------- */
@media (max-width:640px){
  .wrap{width:min(1240px,100% - 1.75rem)}
  body{font-size:16px;line-height:1.7}
  .statusbar__inner{height:34px;gap:.75rem}
  .statusbar__meta{display:none}
  .ticker__track{gap:1.5rem;padding-right:1.5rem}
  .brand__sub{display:none}
  .brand__mark{width:34px;height:34px;font-size:17px}
  .brand__name{font-size:16px}
  .navbar__inner{padding-block:.62rem}
  .grid--2,.grid--3,.grid--4{grid-template-columns:1fr}
  .footer__grid{grid-template-columns:1fr}
  .footer__inner{padding-block:2.5rem 1.2rem}
  .section{padding-block:2.5rem}
  .chapter{flex-wrap:wrap}
  .chapter__meta{margin-left:0;width:100%}
  .footer__bottom{flex-direction:column;align-items:flex-start}
}

/* ---------- 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;
  }
  .statusbar__dot{animation:none}
  .ticker__rail{animation:none;width:auto}
  .ticker__track--clone{display:none}
  .statusbar__ticker{
    -webkit-mask-image:none;mask-image:none;
    overflow-x:auto;scrollbar-width:none;
  }
  .reveal{opacity:1;transform:none}
  .accordion__panel{transition:none}
  .btn:hover{transform:none}
}