:root{
    --primary: rgb(213, 5, 5);
    --header-red: rgb(180, 4, 4);
    --deep-red: rgb(150, 3, 3);
    --text: #202124;
    --muted: #666b73;
    --line: #eceff3;
    --soft: #f6f7f9;
    --white: #ffffff;
    --shadow: 0 12px 28px rgba(23, 23, 23, .08);
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Microsoft YaHei",Arial,sans-serif;color:var(--text);background:#fff;line-height:1.75;overflow-x:hidden}
a{text-decoration:none;color:inherit}
img{max-width:100%;display:block}
.container{width:min(1160px, calc(100% - 32px));margin:0 auto}
.site-header{position:relative;background:#fff;z-index:20;border-bottom:1px solid var(--line)}
.mobile-topbar{height:62px;display:flex;align-items:center;justify-content:space-between;padding:0 14px;background:#fff;border-bottom:3px solid var(--header-red)}
.menu-toggle{width:42px;height:42px;border:0;background:#fff;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:5px;border-radius:12px;cursor:pointer}
.menu-toggle span{width:22px;height:2px;background:#222;border-radius:3px;display:block}
.mobile-logo{position:absolute;left:50%;transform:translateX(-50%);display:flex;align-items:center;justify-content:center}
.mobile-logo img{width:116px;height:auto;max-height:38px;object-fit:contain}
.top-action{display:inline-flex;align-items:center;justify-content:center;min-height:38px;padding:0 18px;background:var(--primary);color:#fff;border-radius:999px;font-weight:700;box-shadow:0 6px 14px rgba(213,5,5,.2);white-space:nowrap}
.top-action:hover,.main-btn:hover{background:var(--deep-red);transform:translateY(-1px)}
.mobile-nav{display:none;background:#fff;border-bottom:1px solid var(--line);padding:10px 16px 16px;grid-template-columns:repeat(2,1fr);gap:10px}
.mobile-nav.open{display:grid}
.mobile-nav a{padding:10px 12px;border-radius:12px;background:#f8f8f8;color:#333;font-weight:600;text-align:center}
.mobile-nav a.active{background:rgba(213,5,5,.09);color:var(--primary)}
.desktop-topbar,.desktop-mainnav{display:none}
.main-btn{display:inline-flex;align-items:center;justify-content:center;min-height:46px;padding:0 26px;background:var(--primary);color:#fff;border-radius:999px;font-weight:800;letter-spacing:.02em;box-shadow:0 10px 22px rgba(213,5,5,.2);transition:.2s ease}
.link-btn{display:inline-flex;align-items:center;font-weight:800;color:var(--primary);margin-top:12px}
.link-btn:after{content:"›";margin-left:6px;font-size:20px;line-height:1}
.section{padding:52px 0}
.section-soft{background:var(--soft)}
.section-title{margin:0 0 12px;font-size:28px;line-height:1.28;color:#171717;letter-spacing:-.02em}
.section-desc{margin:0 0 26px;color:var(--muted);max-width:760px}
.page-hero{background:linear-gradient(180deg,#fff 0%,#f8f8f8 100%);padding:46px 0 34px;border-bottom:1px solid var(--line)}
.page-hero .eyebrow,.eyebrow{display:inline-flex;align-items:center;gap:8px;color:var(--primary);font-size:14px;font-weight:800;background:rgba(213,5,5,.08);border-radius:999px;padding:7px 12px;margin-bottom:14px}
.page-hero h1{margin:0 0 14px;font-size:34px;line-height:1.24;color:#121212}
.page-hero p{margin:0;color:#565d66;max-width:780px;font-size:16px}
.official-hero{padding:46px 0 38px;background:linear-gradient(135deg,#fff 0%,#fff4f4 55%,#f5f5f5 100%)}
.hero-grid{display:grid;grid-template-columns:1fr;gap:28px;align-items:center}
.hero-copy h1{margin:0 0 18px;font-size:36px;line-height:1.18;letter-spacing:-.03em;color:#161616}
.hero-copy p{margin:0 0 22px;color:#555;font-size:16px}
.hero-tags{display:flex;flex-wrap:wrap;gap:10px;margin-top:22px}
.hero-tags span{background:#fff;border:1px solid #f0d7d7;color:#333;border-radius:999px;padding:7px 12px;font-size:13px;font-weight:700}
.hero-visual{position:relative;border-radius:24px;overflow:hidden;box-shadow:var(--shadow);background:#fff;border:1px solid rgba(213,5,5,.12)}
.hero-visual img{width:100%;height:280px;object-fit:cover}
.hero-card{position:absolute;left:18px;right:18px;bottom:18px;background:rgba(255,255,255,.94);border-radius:18px;padding:14px;border:1px solid rgba(255,255,255,.8);box-shadow:0 10px 24px rgba(0,0,0,.08)}
.hero-card strong{display:block;color:var(--primary);font-size:18px}.hero-card span{font-size:13px;color:#555}
.official-entry-section{padding:20px 0;background:#fff;border-bottom:1px solid var(--line)}
.entry-strip{display:grid;gap:12px;grid-template-columns:1fr}.entry-strip span{padding:13px 14px;background:#fff;border:1px solid var(--line);border-radius:16px;font-weight:700;color:#444}
.category-navigation-section{padding:56px 0;background:#fff}
.category-main-grid{display:grid;grid-template-columns:1fr;gap:18px;margin-bottom:18px}
.category-sub-grid{display:grid;grid-template-columns:1fr;gap:14px}
.category-main-card,.category-sub-card,.focus-card,.info-card,.service-card,.faq-item,.content-card,.notice-card,.data-card{background:#fff;border:1px solid var(--line);border-radius:22px;padding:22px;box-shadow:0 10px 24px rgba(0,0,0,.045)}
.category-main-card{min-height:220px;background:linear-gradient(180deg,#fff 0%,#fff7f7 100%)}
.category-main-card h3,.category-sub-card h3,.focus-card h3,.info-card h3,.service-card h3,.content-card h3{margin:0 0 10px;font-size:20px;color:#161616}
.category-main-card p,.category-sub-card p,.focus-card p,.info-card p,.service-card p,.content-card p{margin:0;color:#5b6068}
.card-label{display:inline-flex;margin-bottom:12px;padding:4px 10px;border-radius:999px;background:var(--primary);color:#fff;font-size:12px;font-weight:800}
.focus-match-cards{display:grid;gap:18px;grid-template-columns:1fr}
.info-split-section{background:#f8f8f8;padding:56px 0}
.info-split{display:grid;gap:22px;grid-template-columns:1fr}
.info-panel{background:#fff;border-radius:26px;border:1px solid var(--line);padding:24px;box-shadow:var(--shadow)}
.info-list{display:grid;gap:14px;margin-top:18px}.info-list .info-card{padding:18px;box-shadow:none}
.info-image{margin-top:18px;border-radius:22px;overflow:hidden;border:1px solid var(--line)}.info-image img{height:240px;width:100%;object-fit:cover}
.sports-showcase,.app-showcase,.score-data-section{padding:56px 0}
.showcase-grid,.app-grid,.score-grid{display:grid;gap:28px;grid-template-columns:1fr;align-items:center}
.showcase-image,.app-image,.score-image{border-radius:26px;overflow:hidden;box-shadow:var(--shadow);border:1px solid var(--line);background:#fff}
.showcase-image img,.app-image img,.score-image img{width:100%;height:280px;object-fit:cover}
.check-list{padding:0;margin:20px 0 0;list-style:none;display:grid;gap:10px}.check-list li{padding-left:26px;position:relative;color:#444}.check-list li:before{content:"";position:absolute;left:0;top:.72em;width:10px;height:10px;border-radius:50%;background:var(--primary)}
.data-cards{display:grid;gap:14px;margin-top:20px}.data-card{padding:18px}.data-card strong{display:block;color:var(--primary);font-size:20px}.data-card span{display:block;color:#555;margin-top:4px}
.app-showcase{background:#f7f7f7}.app-card{background:#fff;border:1px solid var(--line);border-radius:28px;padding:24px;box-shadow:var(--shadow)}
.security-help-section{padding:56px 0;background:#fff}.security-grid{display:grid;gap:16px;grid-template-columns:1fr}.service-card{box-shadow:none}.service-icon{width:42px;height:42px;border-radius:14px;background:rgba(213,5,5,.1);display:flex;align-items:center;justify-content:center;color:var(--primary);font-weight:900;margin-bottom:12px}
.responsible-play-section{padding:56px 0;background:#f7f7f7}.responsible-box{background:#fff;border-left:6px solid var(--primary);border-radius:22px;padding:24px;box-shadow:var(--shadow)}.responsible-box p{margin:0 0 12px;color:#4c525b}.responsible-box p:last-child{margin-bottom:0}
.faq-section{padding:56px 0;background:#fff}.faq-grid{display:grid;gap:16px}.faq-item h3{margin:0 0 8px;font-size:18px}.faq-item p{margin:0;color:#5a6068}
.cta-section{padding:48px 0;background:linear-gradient(135deg,#fff4f4 0%,#f5f5f5 100%)}.cta-box{display:grid;gap:18px;align-items:center;background:#fff;border:1px solid #f2dddd;border-radius:28px;padding:28px;box-shadow:var(--shadow)}.cta-box h2{margin:0;font-size:26px}.cta-box p{margin:0;color:#5b6068}
.content-section{padding:48px 0}.content-grid{display:grid;gap:18px;grid-template-columns:1fr}.wide-card{grid-column:1/-1}.content-card ul{margin:14px 0 0;padding-left:20px;color:#444}.content-card li{margin-bottom:8px}.notice-card{background:#fff8f8;border-color:#f1cdcd}.notice-card h3{margin:0 0 10px;color:var(--primary)}.notice-card p{margin:0;color:#555}.related-links{display:flex;flex-wrap:wrap;gap:10px;margin-top:18px}.related-links a{border:1px solid #f0d0d0;color:var(--primary);border-radius:999px;padding:8px 14px;font-weight:700;background:#fff}.steps{counter-reset:step;display:grid;gap:14px}.step{position:relative;padding:18px 18px 18px 60px;background:#fff;border:1px solid var(--line);border-radius:20px}.step:before{counter-increment:step;content:counter(step);position:absolute;left:18px;top:18px;width:30px;height:30px;border-radius:50%;background:var(--primary);color:#fff;display:flex;align-items:center;justify-content:center;font-weight:800}.download-single-action{margin:22px 0 8px}.contact-list{display:grid;gap:12px}.contact-list div{padding:15px;border:1px solid var(--line);border-radius:18px;background:#fff}.contact-list strong{display:block;color:#111}.contact-list span{color:#5b6068}
.site-footer{background:#202124;color:#f2f2f2;padding:44px 0 22px}.footer-grid{display:grid;gap:24px;grid-template-columns:1fr}.footer-logo{width:126px;margin-bottom:14px}.site-footer p{color:#c9c9c9;margin:0}.site-footer h3{font-size:16px;margin:0 0 12px}.site-footer a{display:block;color:#d8d8d8;margin:7px 0}.site-footer a:hover{color:#fff}.footer-notice{border-top:1px solid rgba(255,255,255,.12);margin-top:28px;padding-top:18px;font-size:13px}.footer-notice p{margin:0 0 8px;color:#bebebe}
@media (min-width: 700px){
    .entry-strip{grid-template-columns:repeat(3,1fr)}
    .category-main-grid{grid-template-columns:repeat(2,1fr)}
    .category-sub-grid{grid-template-columns:repeat(2,1fr)}
    .focus-match-cards,.security-grid,.content-grid{grid-template-columns:repeat(2,1fr)}
    .data-cards{grid-template-columns:repeat(3,1fr)}
    .faq-grid{grid-template-columns:repeat(2,1fr)}
    .footer-grid{grid-template-columns:1.5fr repeat(3,1fr)}
}
@media (min-width: 980px){
    .mobile-topbar,.mobile-nav{display:none!important}
    .desktop-topbar{display:block;background:var(--header-red);color:#fff;font-size:13px}
    .desktop-topbar-inner{height:38px;display:flex;align-items:center;justify-content:space-between}
    .desktop-mainnav{display:block;background:#fff;border-bottom:1px solid var(--line);box-shadow:0 5px 18px rgba(0,0,0,.04)}
    .nav-inner{height:76px;display:flex;align-items:center;gap:24px}
    .brand-logo img{width:148px;max-height:50px;object-fit:contain}
    .nav-links{display:flex;align-items:center;gap:22px;flex:1;justify-content:center;white-space:nowrap}
    .nav-links a{font-weight:700;color:#333;padding:25px 0;position:relative;font-size:15px}
    .nav-links a.active,.nav-links a:hover{color:var(--primary)}
    .nav-links a.active:after{content:"";position:absolute;left:0;right:0;bottom:18px;height:3px;background:var(--primary);border-radius:3px}
    .search-icon{width:34px;height:34px;border-radius:50%;border:2px solid #e7e7e7;position:relative;display:inline-block;flex:0 0 auto}.search-icon:after{content:"";position:absolute;width:9px;height:2px;background:#9b9b9b;right:2px;bottom:5px;transform:rotate(45deg);border-radius:2px}
    .section{padding:72px 0}.section-title{font-size:36px}.page-hero{padding:64px 0 48px}.page-hero h1{font-size:44px}.official-hero{padding:72px 0 58px}.hero-grid{grid-template-columns:1.05fr .95fr;gap:48px}.hero-copy h1{font-size:52px}.hero-copy p{font-size:18px}.hero-visual img{height:420px}.entry-strip{grid-template-columns:repeat(5,1fr)}
    .category-main-grid{grid-template-columns:repeat(4,1fr)}.category-sub-grid{grid-template-columns:repeat(4,1fr)}.category-main-card{min-height:260px}.focus-match-cards{grid-template-columns:repeat(4,1fr)}
    .info-split{grid-template-columns:1fr 1fr}.showcase-grid,.app-grid,.score-grid{grid-template-columns:1fr 1fr}.showcase-image img,.app-image img,.score-image img{height:380px}.score-grid{grid-template-columns:1.08fr .92fr}.app-grid{grid-template-columns:.92fr 1.08fr}.security-grid{grid-template-columns:repeat(3,1fr)}.content-grid{grid-template-columns:repeat(3,1fr)}.cta-box{grid-template-columns:1fr auto}.footer-grid{grid-template-columns:2fr 1fr 1fr 1fr}
}