:root{
  --red: rgb(213, 5, 5);
  --deep-red: rgb(180, 4, 4);
  --text: #151515;
  --muted: #666;
  --line: #ededed;
  --soft: #f7f7f7;
  --white: #fff;
  --shadow: 0 12px 30px rgba(20,20,20,.08);
  --radius: 18px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font-family:"Microsoft YaHei","PingFang SC",Arial,sans-serif;color:var(--text);background:#fff;line-height:1.75;overflow-x:hidden}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}
.container{width:min(1180px,92vw);margin:0 auto}
.section{padding:54px 0}
.section-soft{background:var(--soft)}
.section-title{margin:0 0 12px;font-size:28px;line-height:1.25;font-weight:800;color:#151515}
.section-lead{margin:0 0 26px;color:var(--muted);font-size:16px;max-width:820px}
.main-btn,.plain-btn,.top-action{display:inline-flex;align-items:center;justify-content:center;border-radius:999px;font-weight:700;transition:.2s ease;white-space:nowrap}
.main-btn{background:var(--red);color:#fff;padding:13px 25px;box-shadow:0 10px 22px rgba(213,5,5,.2)}
.main-btn:hover,.top-action:hover{background:var(--deep-red);transform:translateY(-1px)}
.plain-btn{color:var(--red);background:#fff;border:1px solid rgba(213,5,5,.18);padding:8px 15px;font-size:14px}
.plain-btn:hover{border-color:var(--red);background:#fff5f5}
.top-action{background:var(--red);color:#fff;padding:8px 16px;font-size:14px}
.site-header{position:relative;z-index:30;background:#fff;border-bottom:1px solid var(--line)}
.desktop-topbar,.desktop-header{display:none}
.mobile-header{height:62px;display:flex;align-items:center;justify-content:center;position:relative;background:#fff;border-bottom:3px solid var(--deep-red)}
.mobile-logo img{height:34px;width:auto;margin:auto}
.menu-button{position:absolute;left:14px;top:16px;width:34px;height:30px;border:0;background:#fff;display:flex;flex-direction:column;justify-content:center;gap:5px;cursor:pointer}
.menu-button span{display:block;width:24px;height:2px;background:#222;border-radius:4px}
.mobile-nav-toggle{position:absolute;left:-9999px}
.mobile-nav{position:absolute;top:62px;left:0;right:0;background:#fff;border-bottom:3px solid var(--deep-red);box-shadow:var(--shadow);display:none;padding:12px 16px;grid-template-columns:1fr 1fr;gap:8px}
.mobile-nav a{padding:10px 12px;border-radius:12px;background:#f8f8f8;font-size:14px;text-align:center;color:#333}
.mobile-nav a.active{background:#fff1f1;color:var(--red);font-weight:700}
.mobile-nav-toggle:checked ~ .mobile-nav{display:grid}
.mobile-header .top-action{position:absolute;right:12px;top:14px;padding:7px 14px}
.search-icon{width:32px;height:32px;border:1px solid #ddd;border-radius:50%;position:relative;background:#fff;flex:none}
.search-icon:before{content:"";position:absolute;width:10px;height:10px;border:2px solid var(--deep-red);border-radius:50%;left:8px;top:8px}
.search-icon:after{content:"";position:absolute;width:8px;height:2px;background:var(--deep-red);transform:rotate(45deg);right:7px;bottom:8px;border-radius:4px}

.official-hero{background:linear-gradient(180deg,#fff 0,#fff6f6 100%);padding:42px 0 34px;border-bottom:1px solid #f1dede}
.hero-grid{display:grid;gap:28px;align-items:center}
.hero-kicker{display:inline-flex;padding:5px 12px;border-radius:999px;background:#fff1f1;color:var(--red);font-weight:700;font-size:14px;margin-bottom:12px}
.hero-title{font-size:35px;line-height:1.18;margin:0 0 16px;font-weight:900;letter-spacing:-.5px}
.hero-text{font-size:17px;color:#4b4b4b;margin:0 0 22px;max-width:660px}
.hero-tags{display:flex;flex-wrap:wrap;gap:10px;margin-top:20px}
.hero-tags span{background:#fff;border:1px solid #f0dcdc;border-radius:999px;padding:7px 12px;color:#555;font-size:14px}
.hero-visual{position:relative;border-radius:26px;overflow:hidden;box-shadow:var(--shadow);background:#fff;border:1px solid #f2dddd}
.hero-visual img{width:100%;height:100%;object-fit:cover;min-height:260px}
.hero-note{background:#fff;border:1px solid #f0dcdc;border-radius:16px;padding:14px 16px;margin-top:18px;color:#666;font-size:14px}

.category-navigation{background:#fff}
.category-main-grid,.category-sub-grid,.focus-grid,.security-grid,.page-card-grid,.related-grid,.steps-grid,.faq-grid{display:grid;gap:16px}
.category-main-card,.category-sub-card,.focus-card,.info-card,.data-card,.security-card,.page-card,.related-card,.step-card,.faq-item{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:22px;box-shadow:0 8px 24px rgba(20,20,20,.045)}
.category-main-card{min-height:245px;border-top:4px solid var(--red)}
.category-sub-card{min-height:190px;background:#fffafa}
.card-label,.match-label{display:inline-flex;background:#fff1f1;color:var(--red);border-radius:999px;padding:4px 10px;font-size:13px;font-weight:700;margin-bottom:12px}
.category-main-card h3,.category-sub-card h3,.focus-card h3,.info-card h3,.data-card h3,.security-card h3,.page-card h3,.related-card h3,.step-card h3{margin:0 0 8px;font-size:20px;line-height:1.35}
.category-main-card p,.category-sub-card p,.focus-card p,.info-card p,.data-card p,.security-card p,.page-card p,.related-card p,.step-card p{margin:0 0 16px;color:#5b5b5b}
.focus-card{position:relative;overflow:hidden}
.focus-card:before{content:"";position:absolute;right:-30px;top:-30px;width:90px;height:90px;background:rgba(213,5,5,.08);border-radius:50%}

.info-split{display:grid;gap:22px;align-items:start}
.info-panel{background:#fff;border:1px solid var(--line);border-radius:24px;padding:24px;box-shadow:var(--shadow)}
.info-list{display:grid;gap:12px;margin-top:18px}
.info-card{padding:16px;box-shadow:none}
.info-visual{margin-top:18px;border-radius:20px;overflow:hidden;border:1px solid var(--line)}

.sports-showcase,.score-data,.app-showcase,.page-hero-card,.download-hero{display:grid;gap:28px;align-items:center;background:#fff;border:1px solid var(--line);border-radius:28px;padding:24px;box-shadow:var(--shadow)}
.sports-showcase img,.score-data img,.app-showcase img,.page-hero-card img,.download-hero img{border-radius:22px;overflow:hidden;border:1px solid var(--line);width:100%;object-fit:cover}
.point-list{padding:0;margin:20px 0 0;display:grid;gap:10px;list-style:none}
.point-list li{position:relative;padding-left:24px;color:#444}
.point-list li:before{content:"";position:absolute;left:0;top:.72em;width:9px;height:9px;background:var(--red);border-radius:50%}
.data-cards{display:grid;gap:14px;margin-top:18px}
.data-card{background:#fffafa;border-left:4px solid var(--red)}
.app-showcase{background:linear-gradient(180deg,#fff,#fff7f7)}
.security-help{background:#fff}
.responsible-play{background:#f8f8f8;border-left:5px solid var(--red);border-radius:18px;padding:24px;color:#444}
.responsible-play h2,.responsible-play h3{margin-top:0;color:#151515}
.faq-item h3{margin:0 0 8px;font-size:18px}
.faq-item p{margin:0;color:#555}
.cta-block{text-align:center;background:#fff7f7;border:1px solid #f3d0d0;border-radius:28px;padding:34px 20px}
.cta-block h2{margin:0 0 12px;font-size:28px}
.cta-block p{margin:0 auto 20px;max-width:720px;color:#555}

.page-title-section{background:linear-gradient(180deg,#fff,#fff7f7);padding:42px 0 32px;border-bottom:1px solid #f2dddd}
.breadcrumb{font-size:14px;color:#777;margin-bottom:12px}
.breadcrumb a{color:var(--red)}
.page-title-section h1{margin:0 0 14px;font-size:34px;line-height:1.2;font-weight:900}
.page-title-section p{margin:0;color:#555;max-width:860px;font-size:17px}
.content-layout{display:grid;gap:22px}
.content-block{background:#fff;border:1px solid var(--line);border-radius:22px;padding:24px;box-shadow:0 8px 24px rgba(20,20,20,.045)}
.content-block h2{margin:0 0 12px;font-size:24px}
.content-block p{margin:0 0 14px;color:#4b4b4b}
.content-block p:last-child{margin-bottom:0}
.notice-list{background:#fffafa;border:1px solid #f1d0d0;border-left:5px solid var(--red);border-radius:18px;padding:20px;margin-top:18px}
.notice-list h3{margin:0 0 10px}
.notice-list ul{margin:0;padding-left:20px;color:#555}
.related-card{box-shadow:none;background:#fffafa}
.download-steps{counter-reset:steps}
.step-card{position:relative;padding-left:54px}
.step-card:before{counter-increment:steps;content:counter(steps);position:absolute;left:18px;top:22px;width:26px;height:26px;border-radius:50%;background:var(--red);color:#fff;display:grid;place-items:center;font-weight:800}

.site-footer{background:#222;color:#eee;margin-top:40px}
.footer-grid{display:grid;gap:24px;padding:38px 0}
.footer-logo img{height:36px;width:auto;margin-bottom:14px;background:#fff;border-radius:8px;padding:4px}
.site-footer p{color:#cfcfcf;margin:0;max-width:420px}
.site-footer h3{font-size:17px;margin:0 0 12px;color:#fff}
.site-footer a{display:block;color:#d8d8d8;margin:6px 0;font-size:14px}
.site-footer a:hover{color:#fff}
.footer-bottom{border-top:1px solid rgba(255,255,255,.12);color:#aaa;padding:15px 0;font-size:13px}

@media (min-width: 680px){
  .category-sub-grid,.focus-grid,.security-grid,.page-card-grid,.related-grid,.steps-grid,.faq-grid{grid-template-columns:repeat(2,1fr)}
  .data-cards{grid-template-columns:repeat(3,1fr)}
  .hero-title{font-size:44px}
}
@media (min-width: 940px){
  .mobile-header{display:none}
  .desktop-topbar{display:block;background:var(--deep-red);color:#fff;font-size:13px}
  .topbar-inner{height:36px;display:flex;align-items:center;justify-content:space-between}
  .desktop-header{display:block;background:#fff;border-bottom:1px solid var(--line)}
  .desktop-header-inner{height:76px;display:flex;align-items:center;gap:28px}
  .brand-logo img{height:42px;width:auto}
  .desktop-nav{display:flex;align-items:center;gap:4px;flex:1;justify-content:center}
  .desktop-nav a{padding:10px 13px;border-radius:999px;color:#333;font-size:15px;font-weight:600}
  .desktop-nav a.active,.desktop-nav a:hover{background:#fff1f1;color:var(--red)}
  .desktop-action{padding:9px 20px}
  .official-hero{padding:64px 0 46px}
  .hero-grid{grid-template-columns:1.05fr .95fr;gap:44px}
  .hero-title{font-size:52px}
  .category-main-grid{grid-template-columns:repeat(4,1fr)}
  .category-sub-grid{grid-template-columns:repeat(4,1fr)}
  .focus-grid{grid-template-columns:repeat(4,1fr)}
  .info-split{grid-template-columns:1fr 1fr}
  .sports-showcase,.score-data,.app-showcase,.page-hero-card,.download-hero{grid-template-columns:1fr 1fr;padding:34px}
  .score-data .visual-first{order:2}
  .security-grid{grid-template-columns:repeat(3,1fr)}
  .faq-grid{grid-template-columns:repeat(2,1fr)}
  .content-layout{grid-template-columns:1fr 1fr}
  .content-block.wide{grid-column:1/-1}
  .page-card-grid{grid-template-columns:repeat(3,1fr)}
  .related-grid{grid-template-columns:repeat(4,1fr)}
  .steps-grid{grid-template-columns:repeat(4,1fr)}
  .footer-grid{grid-template-columns:2fr 1fr 1fr 1fr}
}
@media (max-width: 380px){
  .top-action{font-size:13px;padding:6px 11px}
  .hero-title{font-size:30px}
  .section-title,.cta-block h2{font-size:24px}
  .page-title-section h1{font-size:28px}
}