/* bb体育直播资讯站 - 全站样式表（原创） */
:root{
  --bb-blue:#0b3d91;
  --bb-blue-dark:#082a66;
  --bb-orange:#ff6a13;
  --bb-live:#e84a3c;
  --bb-green:#16885b;
  --bb-bg:#f6f8fb;
  --bb-text:#1c2530;
  --bb-muted:#5b6472;
  --bb-border:#e2e6ed;
  --bb-white:#ffffff;
  --bb-radius:10px;
  --bb-maxw:1120px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC",-apple-system,BlinkMacSystemFont,sans-serif;
  color:var(--bb-text);
  background:var(--bb-bg);
  line-height:1.75;
}
img{max-width:100%;height:auto;display:block}
a{color:var(--bb-blue);text-decoration:none}
a:hover{text-decoration:underline}
.wrap{max-width:var(--bb-maxw);margin:0 auto;padding:0 20px}

.site-header{background:var(--bb-white);border-bottom:1px solid var(--bb-border);position:sticky;top:0;z-index:50}
.site-header .wrap{display:flex;align-items:center;justify-content:space-between;padding-top:12px;padding-bottom:12px;flex-wrap:wrap}
.brand{display:flex;align-items:center;gap:10px;font-weight:700;font-size:20px;color:var(--bb-blue)}
.brand img{width:36px;height:36px}
.nav-main ul{list-style:none;display:flex;gap:18px;margin:0;padding:0;flex-wrap:wrap}
.nav-main a{color:var(--bb-text);font-weight:500;font-size:15px}
.nav-main a:hover{color:var(--bb-orange);text-decoration:none}
.nav-main a[aria-current="page"]{color:var(--bb-blue);font-weight:700}
.nav-toggle{display:none;background:none;border:1px solid var(--bb-border);border-radius:8px;padding:6px 12px;font-size:14px;cursor:pointer}

.hero{background:linear-gradient(135deg,var(--bb-blue),var(--bb-blue-dark));color:#fff;padding:48px 0}
.hero .wrap{display:flex;align-items:center;gap:36px;flex-wrap:wrap}
.hero-copy{flex:1 1 380px}
.hero-copy h1{font-size:32px;margin:0 0 14px;line-height:1.4}
.hero-copy p{font-size:16px;color:#dbe4f7;max-width:58ch}
.hero-pic{flex:1 1 320px;max-width:480px}
.tag-pill{display:inline-block;background:rgba(255,255,255,.14);border:1px solid rgba(255,255,255,.35);border-radius:999px;padding:4px 14px;font-size:13px;margin-bottom:14px}
.hero-actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:18px}
.btn{display:inline-block;padding:10px 20px;border-radius:8px;font-size:15px;font-weight:600;border:none;cursor:pointer}
.btn-live{background:var(--bb-orange);color:#fff}
.btn-outline{background:transparent;color:#fff;border:1px solid rgba(255,255,255,.6)}

.note-box{background:#fff4e8;border:1px solid #ffd8ad;border-left:4px solid var(--bb-orange);border-radius:8px;padding:14px 18px;font-size:14px;color:#7a4a12;margin:20px 0}
.note-box strong{color:#5a3300}

section{padding:38px 0}
.sec-title{font-size:24px;margin:0 0 8px}
.sec-sub{color:var(--bb-muted);margin:0 0 24px;font-size:15px}
.grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:20px}

.card{background:var(--bb-white);border:1px solid var(--bb-border);border-radius:var(--bb-radius);overflow:hidden;display:flex;flex-direction:column}
.card img{aspect-ratio:16/9;object-fit:cover;width:100%}
.card-body{padding:16px 18px 18px}
.card-tag{display:inline-block;font-size:12px;color:var(--bb-orange);font-weight:700;margin-bottom:6px}
.card h3{margin:0 0 8px;font-size:17px;line-height:1.5}
.card h3 a{color:var(--bb-text)}
.card p{color:var(--bb-muted);font-size:14px;margin:0 0 10px}
.card .more{font-size:14px;font-weight:600}

/* 比赛卡片 */
.match-card{background:var(--bb-white);border:1px solid var(--bb-border);border-radius:var(--bb-radius);padding:16px 18px}
.match-top{display:flex;justify-content:space-between;align-items:center;margin-bottom:10px}
.match-cat{font-size:12px;color:var(--bb-muted)}
.status-tag{font-size:12px;font-weight:700;padding:2px 10px;border-radius:999px}
.status-preview{background:#eaf1ff;color:var(--bb-blue)}
.status-pending{background:#f1f2f5;color:var(--bb-muted)}
.status-replay{background:#eafaf2;color:var(--bb-green)}
.match-teams{font-size:16px;font-weight:700;margin:6px 0}
.match-time{font-size:13px;color:var(--bb-muted);margin-bottom:12px}
.match-btn{display:block;text-align:center;background:var(--bb-border);color:var(--bb-muted);padding:9px 12px;border-radius:8px;font-size:14px;font-weight:600;cursor:default}

/* 表格 */
.table-wrap{overflow-x:auto;margin:0 0 18px}
table{width:100%;border-collapse:collapse;font-size:15px;min-width:600px}
table th,table td{border:1px solid var(--bb-border);padding:8px 10px;text-align:left}
table th{background:#eef2f8}

/* 赛程标签切换 */
.tab-bar{display:flex;gap:10px;margin-bottom:20px;flex-wrap:wrap}
.tab-btn{background:var(--bb-white);border:1px solid var(--bb-border);border-radius:8px;padding:8px 16px;font-size:14px;cursor:pointer}
.tab-btn[aria-selected="true"]{background:var(--bb-blue);color:#fff;border-color:var(--bb-blue)}
.tab-panel{margin-bottom:24px}
.tab-panel.js-hidden{display:none}

/* 文章页 */
.article{max-width:780px;margin:0 auto;padding:30px 20px 60px}
.crumb{font-size:13px;color:var(--bb-muted);margin-bottom:16px}
.crumb a{color:var(--bb-muted)}
.article-meta{font-size:13px;color:var(--bb-muted);margin:6px 0 20px;display:flex;gap:14px;flex-wrap:wrap}
.article h1{font-size:28px;line-height:1.4;margin:0 0 10px}
.article h2{font-size:21px;margin:32px 0 12px}
.article h3{font-size:17px;margin:22px 0 10px}
.article p{font-size:16px;margin:0 0 16px}
.article ul,.article ol{font-size:16px;margin:0 0 16px;padding-left:22px}
.article li{margin-bottom:6px}
.cover{border-radius:var(--bb-radius);margin-bottom:24px}
.related{margin-top:44px;padding-top:24px;border-top:1px solid var(--bb-border)}
.related h2{font-size:19px;margin:0 0 14px}
.related ul{list-style:none;padding:0;margin:0;display:grid;gap:10px}
.related a{font-weight:600}
.back-nav{margin-top:30px;font-size:14px}
.back-nav a{margin-right:16px}

.site-footer{background:#0e1420;color:#b8c1d1;padding:34px 0 20px;margin-top:40px;font-size:14px}
.footer-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(180px,1fr));gap:24px;margin-bottom:24px}
.footer-grid h4{color:#fff;font-size:14px;margin:0 0 12px}
.footer-grid ul{list-style:none;padding:0;margin:0}
.footer-grid li{margin-bottom:8px}
.footer-grid a{color:#b8c1d1}
.footer-bottom{border-top:1px solid #263041;padding-top:16px;font-size:12px;color:#7c8797}

@media (max-width:760px){
  .nav-main{display:none;width:100%;order:3}
  .nav-toggle{display:inline-block}
  .nav-main.open{display:block}
  .nav-main.open ul{flex-direction:column;gap:0;padding:10px 0}
  .nav-main.open li{padding:8px 0;border-top:1px solid var(--bb-border)}
  .hero-copy h1{font-size:26px}
  .hero .wrap{flex-direction:column}
}