/* ===== 全局重置与基础样式 ===== */
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
:root{
  --primary:#0d47a1;
  --primary-light:#1976d2;
  --primary-dark:#002171;
  --accent:#ff6d00;
  --accent-light:#ff9e40;
  --bg-dark:#0a0e27;
  --bg-card:#111638;
  --bg-section:#0d1230;
  --text-white:#f5f5f5;
  --text-muted:#b0bec5;
  --gold:#ffd600;
  --green:#00c853;
  --red:#ff1744;
  --radius:12px;
  --shadow:0 4px 24px rgba(0,0,0,.3);
  --font-main:'PingFang SC','Hiragino Sans GB','Microsoft YaHei','Noto Sans SC',sans-serif;
}
html{font-size:16px;scroll-behavior:smooth}
body{font-family:var(--font-main);background:var(--bg-dark);color:var(--text-white);line-height:1.75;overflow-x:hidden}
a{color:var(--accent-light);text-decoration:none;transition:color .2s}
a:hover{color:var(--gold)}
img{max-width:100%;height:auto;display:block}
ul,ol{list-style:none}
h1,h2,h3,h4,h5,h6{line-height:1.3;font-weight:700}

/* ===== 顶部导航 ===== */
.site-header{background:linear-gradient(135deg,var(--bg-dark) 0%,var(--primary-dark) 100%);padding:12px 0;border-bottom:2px solid var(--primary);position:relative;z-index:100}
.header-inner{max-width:1200px;margin:0 auto;padding:0 16px;display:flex;align-items:center;justify-content:space-between;flex-wrap:wrap;gap:10px}
.logo-area{display:flex;align-items:center;gap:10px}
.logo-area img{width:44px;height:44px;border-radius:8px}
.logo-area .brand-name{font-size:1.25rem;font-weight:800;color:var(--gold);letter-spacing:1px}
.nav-toggle{display:none;background:none;border:2px solid var(--accent);color:var(--accent);padding:6px 12px;border-radius:6px;font-size:1.1rem;cursor:pointer}
.main-nav{display:flex;gap:4px;flex-wrap:wrap}
.main-nav a{padding:8px 14px;border-radius:8px;font-size:.9rem;font-weight:600;color:var(--text-white);transition:all .25s}
.main-nav a:hover,.main-nav a.active{background:var(--primary);color:#fff}
.main-nav a.cta-btn{background:var(--accent);color:#fff;font-weight:700}
.main-nav a.cta-btn:hover{background:var(--accent-light)}

/* ===== Hero区域 ===== */
.hero-section{position:relative;min-height:480px;display:flex;align-items:center;justify-content:center;text-align:center;overflow:hidden}
.hero-bg{position:absolute;inset:0;z-index:0}
.hero-bg img{width:100%;height:100%;object-fit:cover;filter:brightness(.35)}
.hero-content{position:relative;z-index:2;padding:40px 20px;max-width:800px}
.hero-content h1{font-size:2.4rem;margin-bottom:16px;text-shadow:0 2px 12px rgba(0,0,0,.6)}
.hero-content p{font-size:1.1rem;color:var(--text-muted);margin-bottom:24px}
.hero-cta{display:inline-block;background:var(--accent);color:#fff;padding:14px 36px;border-radius:50px;font-size:1.1rem;font-weight:700;transition:transform .2s,box-shadow .2s}
.hero-cta:hover{transform:translateY(-2px);box-shadow:0 6px 20px rgba(255,109,0,.4);color:#fff}

/* ===== 通用容器 ===== */
.container{max-width:1200px;margin:0 auto;padding:0 16px}
.section{padding:48px 0}
.section-title{font-size:1.8rem;text-align:center;margin-bottom:32px;position:relative;padding-bottom:12px}
.section-title::after{content:'';position:absolute;bottom:0;left:50%;transform:translateX(-50%);width:60px;height:3px;background:var(--accent);border-radius:2px}

/* ===== 卡片网格 ===== */
.card-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:24px}
.card{background:var(--bg-card);border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow);transition:transform .3s,box-shadow .3s;border:1px solid rgba(255,255,255,.06)}
.card:hover{transform:translateY(-6px);box-shadow:0 12px 36px rgba(0,0,0,.5)}
.card-img{width:100%;height:200px;object-fit:cover}
.card-body{padding:20px}
.card-body h3{font-size:1.15rem;margin-bottom:8px;color:var(--gold)}
.card-body p{font-size:.92rem;color:var(--text-muted);line-height:1.7}
.card-body .card-link{display:inline-block;margin-top:12px;color:var(--accent);font-weight:600;font-size:.9rem}

/* ===== 实时比分模块 ===== */
.scoreboard{background:var(--bg-section);border-radius:var(--radius);padding:20px;margin-bottom:16px;border:1px solid rgba(255,255,255,.08)}
.scoreboard-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:16px;padding-bottom:10px;border-bottom:1px solid rgba(255,255,255,.1)}
.scoreboard-header h3{font-size:1rem;color:var(--accent)}
.scoreboard-header .live-badge{background:var(--red);color:#fff;padding:3px 10px;border-radius:20px;font-size:.75rem;font-weight:700;animation:pulse 1.5s infinite}
@keyframes pulse{0%,100%{opacity:1}50%{opacity:.6}}
.match-row{display:flex;align-items:center;justify-content:space-between;padding:10px 0;border-bottom:1px solid rgba(255,255,255,.05)}
.match-row:last-child{border-bottom:none}
.team-name{flex:1;font-size:.9rem;font-weight:600}
.team-name.away{text-align:right}
.match-score{background:var(--primary-dark);padding:6px 16px;border-radius:8px;font-size:1.1rem;font-weight:800;min-width:70px;text-align:center;color:var(--gold)}
.match-time{font-size:.78rem;color:var(--text-muted);text-align:center;width:60px}

/* ===== 视频模块 ===== */
.video-module{position:relative;border-radius:var(--radius);overflow:hidden;background:#000;aspect-ratio:16/9;max-width:800px;margin:0 auto}
.video-module video{width:100%;height:100%;object-fit:cover}
.video-overlay{position:absolute;inset:0;display:flex;align-items:center;justify-content:center;background:rgba(0,0,0,.4);cursor:pointer;transition:background .3s}
.video-overlay:hover{background:rgba(0,0,0,.2)}
.play-btn{width:72px;height:72px;background:var(--accent);border-radius:50%;display:flex;align-items:center;justify-content:center;box-shadow:0 4px 20px rgba(255,109,0,.5)}
.play-btn::after{content:'';border-style:solid;border-width:14px 0 14px 24px;border-color:transparent transparent transparent #fff;margin-left:4px}

/* ===== 联赛广告投放 ===== */
.league-showcase{display:grid;grid-template-columns:repeat(auto-fill,minmax(240px,1fr));gap:20px}
.league-card{background:linear-gradient(145deg,var(--bg-card),var(--primary-dark));border-radius:var(--radius);padding:24px;text-align:center;border:1px solid rgba(255,255,255,.08);transition:transform .3s}
.league-card:hover{transform:scale(1.03)}
.league-card img{width:100%;height:160px;object-fit:cover;border-radius:8px;margin-bottom:14px}
.league-card h4{color:var(--gold);margin-bottom:8px;font-size:1.05rem}
.league-card p{font-size:.88rem;color:var(--text-muted)}

/* ===== 牌照授权 ===== */
.license-section{background:linear-gradient(180deg,var(--bg-section) 0%,var(--primary-dark) 100%);border-radius:var(--radius);padding:36px;text-align:center;border:2px solid var(--gold)}
.license-section .license-badges{display:flex;justify-content:center;gap:24px;flex-wrap:wrap;margin:24px 0}
.license-section .license-badges img{width:120px;height:120px;object-fit:contain;border-radius:12px;background:rgba(255,255,255,.08);padding:12px}
.license-section h3{color:var(--gold);font-size:1.3rem;margin-bottom:12px}
.license-section p{color:var(--text-muted);max-width:700px;margin:0 auto;line-height:1.8}

/* ===== 赔率表格 ===== */
.odds-table{width:100%;border-collapse:separate;border-spacing:0;border-radius:var(--radius);overflow:hidden}
.odds-table thead{background:var(--primary)}
.odds-table th{padding:12px 16px;text-align:left;font-size:.88rem;font-weight:700;color:#fff}
.odds-table td{padding:10px 16px;font-size:.88rem;border-bottom:1px solid rgba(255,255,255,.06)}
.odds-table tbody tr{background:var(--bg-card);transition:background .2s}
.odds-table tbody tr:hover{background:var(--primary-dark)}
.odds-table .odds-val{color:var(--green);font-weight:700}
.odds-table .odds-down{color:var(--red)}

/* ===== FAQ手风琴 ===== */
.faq-list{max-width:800px;margin:0 auto}
.faq-item{background:var(--bg-card);border-radius:var(--radius);margin-bottom:12px;overflow:hidden;border:1px solid rgba(255,255,255,.06)}
.faq-question{padding:18px 24px;font-weight:700;cursor:pointer;display:flex;justify-content:space-between;align-items:center;font-size:.98rem;transition:background .2s}
.faq-question:hover{background:rgba(255,255,255,.04)}
.faq-question::after{content:'+';font-size:1.4rem;color:var(--accent);transition:transform .3s}
.faq-item.open .faq-question::after{transform:rotate(45deg)}
.faq-answer{max-height:0;overflow:hidden;transition:max-height .4s ease;padding:0 24px}
.faq-item.open .faq-answer{max-height:600px;padding:0 24px 18px}
.faq-answer p{color:var(--text-muted);font-size:.92rem;line-height:1.8}

/* ===== 用户评论 ===== */
.reviews-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(320px,1fr));gap:20px}
.review-card{background:var(--bg-card);border-radius:var(--radius);padding:24px;border:1px solid rgba(255,255,255,.06)}
.review-header{display:flex;align-items:center;gap:12px;margin-bottom:12px}
.review-avatar{width:48px;height:48px;border-radius:50%;background:var(--primary);display:flex;align-items:center;justify-content:center;font-size:1.2rem;font-weight:700;color:#fff}
.review-meta h4{font-size:.95rem;color:var(--text-white)}
.review-meta span{font-size:.8rem;color:var(--text-muted)}
.review-stars{color:var(--gold);font-size:.9rem;margin-bottom:8px;letter-spacing:2px}
.review-text{font-size:.9rem;color:var(--text-muted);line-height:1.7}
.review-date{font-size:.78rem;color:var(--text-muted);margin-top:10px;text-align:right}

/* ===== 作者信息 ===== */
.author-box{display:flex;gap:20px;align-items:flex-start;background:var(--bg-card);border-radius:var(--radius);padding:24px;margin:24px 0;border-left:4px solid var(--accent)}
.author-avatar{width:80px;height:80px;border-radius:50%;background:var(--primary);display:flex;align-items:center;justify-content:center;font-size:2rem;color:#fff;flex-shrink:0}
.author-info h4{font-size:1.05rem;margin-bottom:4px}
.author-info .author-title{font-size:.85rem;color:var(--accent);margin-bottom:8px}
.author-info p{font-size:.88rem;color:var(--text-muted);line-height:1.7}

/* ===== 面包屑 ===== */
.breadcrumb{padding:12px 0;font-size:.85rem}
.breadcrumb a{color:var(--text-muted)}
.breadcrumb a:hover{color:var(--accent)}
.breadcrumb span{color:var(--text-muted);margin:0 6px}
.breadcrumb .current{color:var(--accent)}

/* ===== 页脚 ===== */
.site-footer{background:linear-gradient(180deg,var(--bg-section),#050818);padding:48px 0 0;border-top:2px solid var(--primary)}
.footer-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(220px,1fr));gap:32px;margin-bottom:36px}
.footer-col h4{color:var(--gold);font-size:1rem;margin-bottom:14px;padding-bottom:8px;border-bottom:1px solid rgba(255,255,255,.1)}
.footer-col a{display:block;color:var(--text-muted);font-size:.88rem;padding:4px 0;transition:color .2s}
.footer-col a:hover{color:var(--accent)}
.footer-col p{font-size:.85rem;color:var(--text-muted);line-height:1.7}
.footer-bottom{border-top:1px solid rgba(255,255,255,.08);padding:20px 0;text-align:center}
.footer-bottom p{font-size:.82rem;color:var(--text-muted)}
.footer-payment{display:flex;justify-content:center;gap:12px;margin:16px 0;flex-wrap:wrap}
.footer-payment img{height:32px;border-radius:4px}
.footer-social{display:flex;justify-content:center;gap:16px;margin:12px 0}
.footer-social a{width:40px;height:40px;border-radius:50%;background:var(--bg-card);display:flex;align-items:center;justify-content:center;color:var(--text-muted);font-size:1.1rem;transition:all .2s;border:1px solid rgba(255,255,255,.1)}
.footer-social a:hover{background:var(--primary);color:#fff}
.age-badge{display:inline-flex;align-items:center;justify-content:center;width:48px;height:48px;border-radius:50%;border:3px solid var(--red);color:var(--red);font-size:1rem;font-weight:800;margin:12px auto}
.disclaimer-bar{background:rgba(255,0,0,.08);padding:16px;border-radius:var(--radius);margin:20px 0;border:1px solid rgba(255,0,0,.2)}
.disclaimer-bar p{font-size:.82rem;color:var(--text-muted);text-align:center;line-height:1.6}

/* ===== 关于我们 ===== */
.about-content{max-width:900px;margin:0 auto}
.about-content p{margin-bottom:16px;font-size:.95rem;color:var(--text-muted);line-height:1.85}
.about-content h3{color:var(--gold);margin:24px 0 12px;font-size:1.2rem}

/* ===== 客服模块 ===== */
.support-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(240px,1fr));gap:20px}
.support-card{background:var(--bg-card);border-radius:var(--radius);padding:28px;text-align:center;border:1px solid rgba(255,255,255,.06);transition:transform .2s}
.support-card:hover{transform:translateY(-4px)}
.support-icon{font-size:2.4rem;margin-bottom:12px}
.support-card h4{font-size:1rem;margin-bottom:8px;color:var(--accent)}
.support-card p{font-size:.88rem;color:var(--text-muted)}

/* ===== 内页样式 ===== */
.page-hero{position:relative;min-height:320px;display:flex;align-items:center;overflow:hidden}
.page-hero .hero-bg img{filter:brightness(.3)}
.page-hero .hero-content{text-align:left;padding:40px 20px}
.page-hero .hero-content h1{font-size:2rem}
.content-article{max-width:900px;margin:0 auto;padding:32px 16px}
.content-article p{margin-bottom:16px;font-size:.95rem;color:var(--text-muted);line-height:1.85}
.content-article h2{color:var(--gold);margin:32px 0 16px;font-size:1.4rem;padding-bottom:8px;border-bottom:1px solid rgba(255,255,255,.1)}
.content-article h3{color:var(--accent);margin:24px 0 12px;font-size:1.15rem}
.content-article ul{margin:12px 0 16px 20px}
.content-article ul li{position:relative;padding-left:16px;margin-bottom:8px;font-size:.92rem;color:var(--text-muted)}
.content-article ul li::before{content:'▸';position:absolute;left:0;color:var(--accent)}
.content-article .game-img{border-radius:var(--radius);margin:20px 0;box-shadow:var(--shadow)}
.content-article table{width:100%;border-collapse:collapse;margin:20px 0}
.content-article table th,.content-article table td{padding:10px 14px;border:1px solid rgba(255,255,255,.1);font-size:.88rem}
.content-article table th{background:var(--primary);color:#fff}
.content-article table td{color:var(--text-muted)}

/* ===== APP下载页 ===== */
.download-hero{text-align:center;padding:60px 20px;background:linear-gradient(135deg,var(--primary-dark),var(--bg-dark))}
.download-hero h1{font-size:2.2rem;margin-bottom:16px}
.download-hero p{color:var(--text-muted);margin-bottom:28px;font-size:1.05rem}
.download-buttons{display:flex;justify-content:center;gap:16px;flex-wrap:wrap}
.download-btn{display:inline-flex;align-items:center;gap:10px;padding:14px 28px;border-radius:12px;font-weight:700;font-size:1rem;transition:all .2s}
.download-btn.ios{background:#fff;color:#000}
.download-btn.android{background:var(--green);color:#fff}
.download-btn:hover{transform:translateY(-2px);box-shadow:0 6px 20px rgba(0,0,0,.3)}
.app-features{display:grid;grid-template-columns:repeat(auto-fill,minmax(250px,1fr));gap:20px;margin-top:40px}
.app-feature{background:var(--bg-card);border-radius:var(--radius);padding:24px;text-align:center;border:1px solid rgba(255,255,255,.06)}
.app-feature .feat-icon{font-size:2.2rem;margin-bottom:10px}
.app-feature h4{color:var(--accent);margin-bottom:8px}
.app-feature p{font-size:.88rem;color:var(--text-muted)}

/* ===== 移动端响应式 ===== */
@media(max-width:768px){
  .header-inner{flex-direction:column;align-items:stretch}
  .nav-toggle{display:block;align-self:flex-end;position:absolute;top:12px;right:16px}
  .main-nav{display:none;flex-direction:column;width:100%;margin-top:8px}
  .main-nav.open{display:flex}
  .main-nav a{text-align:center;padding:12px}
  .hero-content h1{font-size:1.6rem}
  .hero-section{min-height:360px}
  .section-title{font-size:1.4rem}
  .card-grid{grid-template-columns:1fr}
  .league-showcase{grid-template-columns:1fr 1fr}
  .reviews-grid{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr 1fr}
  .author-box{flex-direction:column;align-items:center;text-align:center}
  .page-hero{min-height:240px}
  .page-hero .hero-content h1{font-size:1.5rem}
  .support-grid{grid-template-columns:1fr 1fr}
  .odds-table{font-size:.8rem}
  .odds-table th,.odds-table td{padding:8px 10px}
}
@media(max-width:480px){
  .league-showcase{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr}
  .support-grid{grid-template-columns:1fr}
  .download-buttons{flex-direction:column;align-items:center}
  .license-section .license-badges img{width:90px;height:90px}
}