/* ============================================================
   华体会体育主站 · 共享样式 /assets/site.css
   深夜球场聚光灯 + 数据指挥台
   ============================================================ */

:root{
  --ink:#0A0C10;
  --crimson:#B0102C;
  --crimson-deep:#6E0A1C;
  --crimson-bright:#E4384F;
  --cyan:#26E3C8;
  --orange:#FF6A2B;
  --bone:#F3EFE9;
  --slate:#9AA3B0;
  --panel:#141821;
  --line:#242A35;

  --font-body:"PingFang SC","Hiragino Sans GB","Source Han Sans SC","Noto Sans SC","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",sans-serif;
  --font-display:"PingFang SC","Hiragino Sans GB","Source Han Sans SC","Microsoft YaHei",system-ui,-apple-system,sans-serif;
  --font-mono:"JetBrains Mono","SF Mono",Consolas,Menlo,"Courier New",monospace;

  --radius-lg:28px;
  --radius-md:22px;
  --radius-sm:14px;
  --shell:1240px;
  --ease:cubic-bezier(0.22,0.61,0.36,1);
}

/* ---------- reset ---------- */
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  min-height:100vh;
  font-family:var(--font-body);
  font-size:clamp(15px,0.42vw + 14px,17px);
  line-height:1.7;
  color:var(--bone);
  background:
    radial-gradient(1180px 620px at 88% -10%, rgba(176,16,44,.32), transparent 62%),
    radial-gradient(900px 540px at -8% 14%, rgba(38,227,200,.10), transparent 60%),
    var(--ink);
  background-attachment:fixed;
  -webkit-font-smoothing:antialiased;
}
img,svg,video{max-width:100%;display:block}
button,input,select,textarea{font:inherit;color:inherit}
h1,h2,h3,h4,p,figure,blockquote{margin:0}
a{color:inherit;text-decoration:none}
ul,ol{margin:0;padding:0;list-style:none}
[hidden]{display:none !important}

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

#main-content{scroll-margin-top:130px}

/* ---------- 布局与容器 ---------- */
.shell{
  width:min(var(--shell),100% - 2.4rem);
  margin-inline:auto;
}
.section{padding:clamp(3rem,7vw,5.5rem) 0}
.section-head{max-width:46rem;margin-bottom:clamp(1.6rem,4vw,2.6rem)}
.eyebrow{
  display:inline-flex;align-items:center;gap:.55rem;
  font-family:var(--font-mono);font-size:.74rem;font-weight:600;
  letter-spacing:.22em;text-transform:uppercase;color:var(--cyan);
}
.eyebrow::before{content:"";width:26px;height:2px;background:currentColor;border-radius:2px}
.section-title{
  font-family:var(--font-display);
  font-size:clamp(1.7rem,3.4vw,2.9rem);
  font-weight:900;line-height:1.15;letter-spacing:-.02em;
  color:var(--bone);margin-top:.65rem;
}
.section-lead{color:var(--slate);line-height:1.85;margin-top:.85rem}

.page-head{padding:clamp(2.4rem,6vw,4.4rem) 0 clamp(1rem,2vw,1.6rem)}
.display-title{
  font-family:var(--font-display);
  font-size:clamp(2.3rem,7.4vw,6rem);
  font-weight:900;line-height:.95;letter-spacing:-.02em;
  color:var(--bone);
}
.rule{height:1px;border:0;margin:0;background:linear-gradient(90deg,transparent,var(--line) 18%,var(--line) 82%,transparent)}

/* ---------- 通用网格 / 卡片 ---------- */
.grid{display:grid;gap:1.25rem}
.grid--2{grid-template-columns:repeat(auto-fit,minmax(300px,1fr))}
.grid--3{grid-template-columns:repeat(auto-fit,minmax(232px,1fr))}
.card{
  background:var(--panel);
  border:1px solid var(--line);
  border-radius:var(--radius-md);
  padding:clamp(1.2rem,2.4vw,1.7rem);
}
.card--accent{border-color:rgba(38,227,200,.38);box-shadow:0 0 0 1px rgba(38,227,200,.06) inset}
.panel{
  background:rgba(20,24,33,.74);
  border:1px solid var(--line);
  border-radius:var(--radius-lg);
  padding:clamp(1.4rem,3vw,2.3rem);
}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:.45rem;
  padding:.72rem 1.4rem;
  border:1px solid transparent;border-radius:999px;
  font-size:.94rem;font-weight:700;letter-spacing:.02em;
  cursor:pointer;white-space:nowrap;
  transition:background-color .22s var(--ease),color .22s var(--ease),border-color .22s var(--ease),transform .22s var(--ease);
}
.btn-primary{background:var(--crimson);border-color:var(--crimson-bright);color:#fff}
.btn-primary:hover{background:var(--crimson-bright);border-color:var(--crimson-bright);transform:translateY(-2px)}
.btn-ghost{background:transparent;border-color:var(--line);color:var(--bone)}
.btn-ghost:hover{border-color:var(--cyan);color:var(--cyan)}
.btn-subscribe{background:var(--crimson);border-color:var(--crimson-bright);color:#fff;padding:.6rem 1.15rem;font-size:.9rem}
.btn-subscribe:hover,.btn-subscribe[aria-expanded="true"]{background:transparent;border-color:var(--cyan);color:var(--cyan)}

/* ---------- 面包屑 ---------- */
.breadcrumb{font-size:.82rem;color:var(--slate);padding:1.1rem 0 0}
.breadcrumb ol{display:flex;flex-wrap:wrap;align-items:center;gap:.45rem}
.breadcrumb li{display:inline-flex;align-items:center;gap:.45rem}
.breadcrumb li + li::before{content:"/";color:rgba(154,163,176,.5)}
.breadcrumb a{color:var(--slate)}
.breadcrumb a:hover{color:var(--cyan)}
.breadcrumb [aria-current="page"]{color:var(--bone)}

/* ---------- 正文容器 ---------- */
.prose{max-width:38em;color:var(--bone);line-height:1.85}
.prose p{margin-bottom:1.15em}
.prose ul,.prose ol{margin:0 0 1.15em;padding-left:1.1em;list-style:disc}
.prose ol{list-style:decimal}
.prose li{margin-bottom:.5em}
.prose h2{font-size:clamp(1.3rem,2.4vw,1.75rem);font-weight:800;line-height:1.3;margin:1.9em 0 .7em;color:var(--bone)}
.prose h3{font-size:1.12rem;font-weight:800;margin:1.6em 0 .55em;color:var(--bone)}
.prose a{color:var(--cyan);border-bottom:1px solid rgba(38,227,200,.4)}
.prose strong{color:var(--bone);font-weight:800}
.prose blockquote{
  border-left:2px solid var(--cyan);padding-left:1.1rem;margin:1.4em 0;
  color:var(--slate);
}

/* ---------- 数据 / 标签 ---------- */
.mono{font-family:var(--font-mono);font-variant-numeric:tabular-nums;letter-spacing:-.01em}
.stat{display:flex;flex-direction:column;gap:.3rem}
.stat-value{
  font-family:var(--font-mono);font-weight:700;
  font-size:clamp(1.6rem,3vw,2.5rem);line-height:1;letter-spacing:-.02em;
  color:var(--orange);
}
.stat-label{font-size:.78rem;letter-spacing:.12em;color:var(--slate)}
.tag{
  display:inline-flex;align-items:center;gap:.4rem;
  padding:.3rem .8rem;border-radius:999px;
  border:1px solid var(--line);color:var(--slate);
  font-size:.78rem;letter-spacing:.06em;
}
.tag--live{background:var(--orange);border-color:var(--orange);color:var(--ink);font-weight:700}

/* ---------- 图片容器 ---------- */
.media-frame{
  position:relative;display:block;overflow:hidden;
  border-radius:var(--radius-md);
  border:1px solid var(--line);
  background:linear-gradient(140deg,#141821 0%,#2A0611 100%);
  aspect-ratio:16 / 9;
}
.media-frame img{width:100%;height:100%;object-fit:cover;object-position:center}
.media-frame figcaption{
  position:absolute;left:0;right:0;bottom:0;
  padding:1.4rem 1.2rem .95rem;
  font-size:.82rem;color:var(--bone);
  background:linear-gradient(180deg,transparent,rgba(10,12,16,.86));
}
.media-frame--wide{aspect-ratio:21 / 9}
.media-frame--square{aspect-ratio:1 / 1}
.media-frame--tall{aspect-ratio:3 / 4}

/* ---------- 显现 ---------- */
.reveal{
  opacity:0;transform:translateY(12px);
  transition:opacity .28s var(--ease),transform .28s var(--ease);
}
.reveal.is-visible{opacity:1;transform:none}

/* ---------- 无障碍 ---------- */
.visually-hidden{
  position:absolute;width:1px;height:1px;margin:-1px;padding:0;
  overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap;border:0;
}
.skip-link{
  position:absolute;top:-100px;left:1rem;z-index:200;
  padding:.7rem 1.2rem;border-radius:0 0 14px 14px;
  background:var(--cyan);color:var(--ink);font-weight:800;
  transition:top .2s var(--ease);
}
.skip-link:focus{top:0}

/* ============================================================
   页头
   ============================================================ */
.site-header{position:sticky;top:0;z-index:80}

.header-utility{
  background:linear-gradient(100deg,#0A0C10 0%,#4A0716 44%,var(--crimson) 100%);
  border-bottom:1px solid rgba(243,239,233,.10);
  overflow:hidden;
  max-height:60px;
  transition:max-height .3s var(--ease),opacity .24s var(--ease);
}
.site-header.is-condensed .header-utility{max-height:0;opacity:0}
.utility-inner{
  display:flex;align-items:center;justify-content:space-between;
  gap:1rem;min-height:40px;font-size:.79rem;letter-spacing:.05em;
}
.sync-status{display:inline-flex;align-items:center;gap:.5rem;color:var(--bone)}
.sync-dot{width:7px;height:7px;border-radius:50%;background:var(--cyan);box-shadow:0 0 10px rgba(38,227,200,.8);flex:0 0 auto}
.utility-right{display:inline-flex;align-items:center;gap:.9rem}
.brand-sign{font-weight:800;color:var(--bone);letter-spacing:.08em}
.tagline{
  color:var(--cyan);padding-left:.9rem;
  border-left:1px solid rgba(243,239,233,.28);
}

.header-main{
  position:relative;
  background:rgba(10,12,16,.94);
  -webkit-backdrop-filter:blur(14px);
  backdrop-filter:blur(14px);
  border-bottom:1px solid var(--line);
  transition:box-shadow .28s var(--ease);
}
.site-header.is-condensed .header-main{box-shadow:0 18px 40px rgba(0,0,0,.55)}

.header-inner{
  display:flex;align-items:center;gap:1.1rem;
  min-height:74px;
  transition:min-height .28s var(--ease);
}
.site-header.is-condensed .header-inner{min-height:60px}

.brand{order:1;display:inline-flex;align-items:center;gap:.7rem;flex:0 0 auto}
.brand-mark{
  position:relative;width:32px;height:32px;flex:0 0 auto;
  border:2px solid var(--crimson-bright);border-radius:50%;
  transition:border-color .22s var(--ease),transform .22s var(--ease);
}
.brand-mark::after{
  content:"";position:absolute;inset:7px;border-radius:50%;
  background:var(--cyan);opacity:.92;
}
.brand:hover .brand-mark{border-color:var(--cyan);transform:rotate(90deg)}
.brand-text{
  font-family:var(--font-display);
  font-size:1.1rem;font-weight:900;letter-spacing:.02em;color:var(--bone);
}

.site-nav{order:2;margin-left:auto;min-width:0}
.nav-list{
  display:flex;align-items:center;gap:.2rem;
  overflow-x:auto;scrollbar-width:none;-ms-overflow-style:none;
}
.nav-list::-webkit-scrollbar{display:none}
.nav-link{
  display:block;padding:.52rem .82rem;border-radius:999px;
  color:var(--slate);font-size:.94rem;font-weight:600;white-space:nowrap;
  transition:color .2s var(--ease),background-color .2s var(--ease);
}
.nav-link:hover{color:var(--bone);background:rgba(243,239,233,.07)}
.nav-link[aria-current="page"]{
  color:var(--cyan);background:rgba(38,227,200,.12);
  box-shadow:inset 0 0 0 1px rgba(38,227,200,.35);
}

.btn-subscribe{order:3;flex:0 0 auto}

.nav-toggle{
  order:4;display:none;flex:0 0 auto;
  width:44px;height:44px;padding:0;
  flex-direction:column;align-items:center;justify-content:center;
  border:1px solid var(--line);border-radius:var(--radius-sm);
  background:rgba(20,24,33,.75);color:var(--bone);cursor:pointer;
}
.nav-toggle-bar{
  display:block;width:18px;height:2px;margin:2px auto;
  border-radius:2px;background:currentColor;
  transition:transform .24s var(--ease),opacity .2s var(--ease);
}
.nav-toggle[aria-expanded="true"]{border-color:var(--cyan);color:var(--cyan)}
.nav-toggle[aria-expanded="true"] .nav-toggle-bar:nth-of-type(1){transform:translateY(6px) rotate(45deg)}
.nav-toggle[aria-expanded="true"] .nav-toggle-bar:nth-of-type(2){opacity:0}
.nav-toggle[aria-expanded="true"] .nav-toggle-bar:nth-of-type(3){transform:translateY(-6px) rotate(-45deg)}

/* ---------- 订阅面板 ---------- */
.subscribe-panel{
  background:linear-gradient(180deg,#141821 0%,#0A0C10 100%);
  border-top:1px solid var(--line);
  box-shadow:0 26px 54px rgba(0,0,0,.6);
  max-height:min(72vh,540px);
  overflow-y:auto;
}
.subscribe-panel .shell{padding:1.4rem 0 1.7rem}
.panel-head{
  display:flex;flex-wrap:wrap;align-items:baseline;gap:.5rem 1.4rem;
  margin-bottom:1.05rem;
}
.panel-title{font-size:1.06rem;font-weight:800;letter-spacing:.02em;color:var(--bone)}
.panel-note{margin:0;font-size:.85rem;color:var(--slate)}
.panel-note .mono{color:var(--orange);font-weight:700}
.team-grid{display:flex;flex-wrap:wrap;gap:.5rem}
.team-chip{
  padding:.5rem 1rem;border-radius:999px;
  border:1px solid var(--line);background:rgba(10,12,16,.6);
  color:var(--slate);font-size:.88rem;font-weight:600;cursor:pointer;
  transition:color .2s var(--ease),border-color .2s var(--ease),background-color .2s var(--ease);
}
.team-chip:hover{color:var(--bone);border-color:var(--crimson-bright)}
.team-chip[aria-pressed="true"],
.team-chip[data-subscribed="true"]{
  color:var(--cyan);border-color:var(--cyan);background:rgba(38,227,200,.14);
}
.panel-foot{margin-top:1.25rem}

/* ============================================================
   页脚
   ============================================================ */
.site-footer{
  margin-top:clamp(3rem,8vw,6rem);
  color:var(--slate);
  background:linear-gradient(180deg,var(--crimson-deep) 0%,#2A0611 44%,var(--ink) 100%);
  border-top:1px solid rgba(243,239,233,.10);
}
.footer-top{padding:clamp(2.6rem,6vw,4rem) 0 clamp(1.8rem,4vw,2.6rem)}
.footer-heading{
  font-family:var(--font-display);
  font-size:clamp(1.15rem,2vw,1.5rem);font-weight:900;
  letter-spacing:-.01em;color:var(--bone);margin-bottom:1.3rem;
}
.footer-anchors{
  display:grid;gap:1rem;
  grid-template-columns:repeat(auto-fit,minmax(210px,1fr));
}
.anchor-card{
  display:flex;flex-direction:column;gap:.3rem;
  height:100%;padding:1.15rem 1.25rem;
  border-radius:var(--radius-md);
  border:1px solid rgba(243,239,233,.12);
  background:rgba(10,12,16,.52);
  transition:border-color .24s var(--ease),transform .24s var(--ease),background-color .24s var(--ease);
}
.anchor-card:hover{
  border-color:var(--cyan);
  background:rgba(10,12,16,.72);
  transform:translateY(-3px);
}
.anchor-index{font-family:var(--font-mono);font-size:.78rem;font-weight:700;color:var(--orange);letter-spacing:.1em}
.anchor-title{font-size:1.04rem;font-weight:800;color:var(--bone);letter-spacing:.01em}
.anchor-desc{font-size:.84rem;line-height:1.65;color:var(--slate)}

.footer-mid{
  display:grid;gap:2rem;
  grid-template-columns:1.5fr 1fr 1fr;
  padding:clamp(1.8rem,4vw,2.6rem) 0;
  border-top:1px solid rgba(243,239,233,.12);
  border-bottom:1px solid rgba(243,239,233,.12);
}
.footer-brand{display:flex;flex-direction:column;gap:.35rem}
.footer-brand-name{
  font-family:var(--font-display);
  font-size:1.15rem;font-weight:900;letter-spacing:.04em;color:var(--bone);
}
.footer-brand-line{font-size:.88rem;color:var(--cyan);letter-spacing:.12em}
.footer-column-title{
  font-size:.78rem;font-weight:700;letter-spacing:.2em;text-transform:uppercase;
  color:var(--slate);margin-bottom:.9rem;
}
.footer-links{display:flex;flex-direction:column;gap:.55rem}
.footer-link{
  display:inline-block;font-size:.92rem;color:var(--bone);
  transition:color .2s var(--ease),transform .2s var(--ease);
}
.footer-link:hover{color:var(--cyan);transform:translateX(3px)}
.footer-link--quiet{color:var(--slate);font-family:var(--font-mono);font-size:.82rem}

.footer-bottom{
  display:flex;flex-wrap:wrap;gap:1rem 2rem;align-items:flex-end;justify-content:space-between;
  padding:clamp(1.5rem,3vw,2.2rem) 0 clamp(2rem,4vw,3rem);
  opacity:.72;
}
.footer-meta{display:flex;flex-wrap:wrap;gap:.9rem 2.2rem}
.footer-meta li{display:flex;flex-direction:column;gap:.2rem}
.meta-label{font-size:.72rem;letter-spacing:.16em;color:var(--slate);text-transform:uppercase}
.meta-value{font-size:.88rem;color:var(--bone)}
.footer-legal{font-size:.8rem;color:var(--slate);letter-spacing:.04em}

/* ============================================================
   响应式
   ============================================================ */
@media (max-width:1080px){
  .nav-link{padding:.5rem .6rem;font-size:.88rem}
  .footer-mid{grid-template-columns:1fr 1fr;gap:1.6rem}
  .footer-brand{grid-column:1 / -1}
}

@media (max-width:900px){
  .header-inner{flex-wrap:wrap;gap:.7rem;padding-block:.7rem;min-height:0}
  .site-header.is-condensed .header-inner{min-height:0}
  .brand{order:1}
  .nav-toggle{order:2;display:inline-flex;margin-left:auto}
  .btn-subscribe{order:3}
  .site-nav{
    order:4;flex:1 0 100%;margin-left:0;display:none;
    border-top:1px solid var(--line);
    padding-top:.55rem;
  }
  .site-nav[data-open]{display:block}
  .nav-list{
    flex-direction:column;align-items:stretch;gap:.15rem;
    overflow:visible;
  }
  .nav-link{padding:.78rem .9rem;border-radius:var(--radius-sm);font-size:.98rem}
  .utility-inner{flex-wrap:wrap;gap:.35rem 1rem;padding-block:.4rem}
  .tagline{border-left:0;padding-left:0}
  .subscribe-panel{max-height:76vh}
  .footer-bottom{align-items:flex-start}
}

@media (max-width:560px){
  .shell{width:calc(100% - 2rem)}
  .utility-inner{font-size:.74rem}
  .brand-text{font-size:1rem}
  .footer-mid{grid-template-columns:1fr}
  .footer-anchors{grid-template-columns:1fr}
  .display-title{font-size:clamp(2.1rem,11vw,3.2rem)}
  .btn{padding:.66rem 1.1rem}
  .btn-subscribe{padding:.54rem .85rem;font-size:.84rem}
}

@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  *,*::before,*::after{
    animation-duration:.001ms !important;
    animation-iteration-count:1 !important;
    transition-duration:.001ms !important;
  }
  .reveal{opacity:1;transform:none}
  .anchor-card:hover,.btn-primary:hover{transform:none}
  .footer-link:hover{transform:none}
}