:root{
    --brand: rgb(213, 5, 5);
    --brand-dark: rgb(172, 3, 3);
    --text:#161616;
    --muted:#666;
    --light:#f6f6f6;
    --line:#e8e8e8;
    --soft-red:#fff1f1;
    --card:#fff;
}
*{box-sizing:border-box}
html,body{margin:0;padding:0;font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei",Arial,sans-serif;color:var(--text);background:#fff;line-height:1.7;overflow-x:hidden}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}
.container{width:min(1180px,calc(100% - 32px));margin:0 auto}
.site-header{position:sticky;top:0;z-index:50;background:#fff;border-bottom:1px solid var(--line);box-shadow:0 6px 20px rgba(0,0,0,.04)}
.mobile-header{height:58px;display:grid;grid-template-columns:70px 1fr 76px;align-items:center;padding:0 12px;background:#fff}
.menu-button{width:42px;height:42px;border:0;background:#fff;display:flex;flex-direction:column;gap:5px;align-items:center;justify-content:center;border-radius:12px}
.menu-button span{width:22px;height:2px;background:#222;border-radius:2px}
.mobile-logo{justify-self:center}
.mobile-logo img{height:34px;max-width:128px;object-fit:contain}
.top-action{display:inline-flex;align-items:center;justify-content:center;background:var(--brand);color:#fff;border-radius:999px;font-weight:700;padding:9px 18px;box-shadow:0 8px 18px rgba(213,5,5,.18);transition:.2s}
.top-action:hover,.main-btn:hover{background:var(--brand-dark);transform:translateY(-1px)}
.mobile-nav{display:none;padding:10px 16px 18px;border-top:1px solid var(--line);background:#fff}
.nav-open .mobile-nav{display:grid;grid-template-columns:1fr 1fr;gap:10px}
.mobile-nav a{padding:11px 12px;background:var(--light);border-radius:12px;font-weight:600;color:#333}
.mobile-nav a.active{background:var(--soft-red);color:var(--brand)}
.desktop-header{display:none}
.search-icon{width:34px;height:34px;border:1px solid var(--line);border-radius:50%;position:relative;flex:0 0 auto}
.search-icon:before{content:"";width:11px;height:11px;border:2px solid #444;border-radius:50%;position:absolute;top:8px;left:8px}
.search-icon:after{content:"";width:9px;height:2px;background:#444;position:absolute;right:8px;bottom:9px;transform:rotate(45deg);border-radius:2px}
.section{padding:56px 0}
.section-light{background:#f7f7f7}
.section-title{font-size:30px;line-height:1.25;margin:0 0 12px}
.section-sub{color:var(--muted);max-width:760px;margin:0 0 28px}
.main-btn{display:inline-flex;align-items:center;justify-content:center;background:var(--brand);color:#fff;border-radius:999px;font-weight:800;padding:13px 26px;box-shadow:0 14px 26px rgba(213,5,5,.18);transition:.2s}
.ghost-link{font-weight:700;color:var(--brand)}
.hero{padding:40px 0 52px;background:linear-gradient(180deg,#fff 0%,#fafafa 100%)}
.hero-grid{display:grid;gap:28px;align-items:center}
.hero-copy .eyebrow,.badge{display:inline-flex;align-items:center;border-radius:999px;background:var(--soft-red);color:var(--brand);padding:6px 12px;font-weight:800;font-size:14px}
.hero h1{font-size:36px;line-height:1.15;margin:18px 0 16px;letter-spacing:-.5px}
.hero p{color:#4e4e4e;margin:0 0 22px}
.hero-tags{display:flex;flex-wrap:wrap;gap:10px;margin:0 0 24px}
.hero-tags span{background:#fff;border:1px solid var(--line);border-radius:999px;padding:7px 13px;font-weight:700;color:#333}
.hero-visual{border-radius:28px;overflow:hidden;position:relative;background:#eee;box-shadow:0 22px 50px rgba(0,0,0,.1)}
.hero-visual img{width:100%;height:320px;object-fit:cover}
.hero-data-cards{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin-top:14px}
.hero-data-cards .data-mini{background:#fff;border:1px solid var(--line);border-radius:18px;padding:14px}
.data-mini strong{display:block;font-size:20px;color:var(--brand);line-height:1.2}
.data-mini span{color:var(--muted);font-size:13px}
.category-grid,.service-grid,.info-grid,.security-grid,.faq-grid{display:grid;gap:18px}
.category-grid{grid-template-columns:1fr}
.sports-card,.service-card,.info-card,.faq-item,.score-card,.data-panel,.notice-card{background:#fff;border:1px solid var(--line);border-radius:20px;padding:22px;box-shadow:0 10px 26px rgba(0,0,0,.04)}
.sports-card h3,.service-card h3,.info-card h3{margin:0 0 8px;font-size:20px}
.sports-card p,.service-card p,.info-card p,.faq-item p{margin:0;color:#5e5e5e}
.card-link{display:inline-flex;margin-top:16px;color:var(--brand);font-weight:800}
.service-card .label{display:inline-block;background:var(--soft-red);color:var(--brand);font-weight:800;border-radius:999px;padding:4px 10px;font-size:13px;margin-bottom:12px}
.split{display:grid;gap:28px;align-items:center}
.split-image img{border-radius:26px;border:1px solid var(--line);box-shadow:0 18px 40px rgba(0,0,0,.07)}
.checklist{display:grid;gap:12px;margin-top:18px;padding:0;list-style:none}
.checklist li{padding:12px 14px;border:1px solid var(--line);border-radius:14px;background:#fff}
.checklist li:before{content:"";display:inline-block;width:8px;height:8px;background:var(--brand);border-radius:50%;margin-right:9px}
.score-panel{display:grid;gap:14px;margin-top:18px}
.score-card{display:grid;grid-template-columns:1fr auto 1fr;align-items:center;text-align:center;gap:10px}
.score-card .team{font-weight:800}
.score-card .score{font-size:24px;color:var(--brand);font-weight:900}
.status{display:inline-flex;align-items:center;border-radius:999px;background:var(--soft-red);color:var(--brand);padding:4px 10px;font-weight:800;font-size:12px}
.data-list{display:grid;gap:12px;margin-top:18px}
.data-row{display:flex;justify-content:space-between;gap:10px;border-bottom:1px solid var(--line);padding-bottom:10px;color:#555}
.app-showcase{background:#fff;border:1px solid var(--line);border-radius:28px;padding:26px;box-shadow:0 18px 44px rgba(0,0,0,.05)}
.app-showcase img{max-height:430px;margin:auto;object-fit:contain}
.security-section .security-grid{grid-template-columns:1fr}
.responsible-play-section{background:linear-gradient(180deg,#fff1f1 0%,#fff 100%);border-top:1px solid #ffd6d6;border-bottom:1px solid #ffd6d6}
.notice-card{border-color:#ffd2d2}
.notice-card strong{color:var(--brand)}
.faq-item h3{margin:0 0 8px;font-size:18px}
.cta{padding:54px 0;background:var(--brand);color:#fff;text-align:center}
.cta h2{font-size:30px;margin:0 0 12px}
.cta p{color:#ffe1e1;margin:0 auto 24px;max-width:720px}
.cta .main-btn{background:#fff;color:var(--brand);box-shadow:none}
.page-hero{padding:48px 0;background:linear-gradient(180deg,#fff,#f8f8f8);border-bottom:1px solid var(--line)}
.page-hero h1{font-size:34px;line-height:1.2;margin:16px 0 12px}
.page-hero p{color:var(--muted);max-width:820px;margin:0}
.content-section{padding:46px 0}
.content-grid{display:grid;gap:22px}
.article-block{background:#fff;border:1px solid var(--line);border-radius:22px;padding:24px}
.article-block h2{margin:0 0 10px;font-size:24px}
.article-block p{color:#555;margin:0 0 12px}
.steps{counter-reset:step;display:grid;gap:14px;margin:20px 0 0;padding:0;list-style:none}
.steps li{counter-increment:step;background:#fff;border:1px solid var(--line);border-radius:16px;padding:16px 16px 16px 54px;position:relative}
.steps li:before{content:counter(step);position:absolute;left:16px;top:16px;width:26px;height:26px;background:var(--brand);color:#fff;border-radius:50%;display:flex;align-items:center;justify-content:center;font-weight:900}
.site-footer{background:#151515;color:#ddd;padding-top:42px}
.footer-grid{display:grid;gap:28px}
.footer-logo{height:38px;margin-bottom:14px}
.site-footer h3{color:#fff;margin:0 0 12px}
.site-footer a{display:block;color:#ddd;margin:7px 0}
.footer-warning{color:#ffbebe}
.footer-bottom{border-top:1px solid #303030;text-align:center;color:#aaa;padding:18px;margin-top:28px;font-size:14px}
.download-panel{background:#fff;border:1px solid var(--line);border-radius:26px;padding:28px;box-shadow:0 20px 50px rgba(0,0,0,.06)}
@media (min-width:700px){
    .category-grid{grid-template-columns:repeat(2,1fr)}
    .service-grid,.info-grid,.security-grid,.faq-grid{grid-template-columns:repeat(2,1fr)}
    .hero h1{font-size:48px}
    .hero-visual img{height:390px}
}
@media (min-width:980px){
    .mobile-header,.mobile-nav{display:none!important}
    .desktop-header{height:76px;display:flex;align-items:center;gap:26px;width:min(1180px,calc(100% - 32px));margin:0 auto}
    .brand-logo img{height:44px;max-width:164px;object-fit:contain}
    .desktop-nav{display:flex;align-items:center;gap:22px;flex:1;justify-content:center}
    .desktop-nav a{font-weight:700;color:#333;position:relative;white-space:nowrap}
    .desktop-nav a.active,.desktop-nav a:hover{color:var(--brand)}
    .desktop-nav a.active:after{content:"";height:3px;background:var(--brand);border-radius:999px;position:absolute;left:0;right:0;bottom:-25px}
    .desktop-action{padding:10px 22px}
    .hero{padding:64px 0 70px}
    .hero-grid{grid-template-columns:1.02fr .98fr}
    .category-grid{grid-template-columns:repeat(3,1fr)}
    .service-grid{grid-template-columns:repeat(3,1fr)}
    .split{grid-template-columns:1fr 1fr}
    .split.reverse .split-image{order:2}
    .security-section .security-grid{grid-template-columns:repeat(3,1fr)}
    .faq-grid{grid-template-columns:repeat(2,1fr)}
    .footer-grid{grid-template-columns:2fr 1fr 1fr 1fr}
    .page-hero h1{font-size:46px}
    .content-grid{grid-template-columns:1.4fr .8fr}
}