:root{
    --brand: rgb(213, 5, 5);
    --brand-dark: rgb(172, 0, 0);
    --text: #202020;
    --muted: #666;
    --soft: #f6f6f6;
    --line: #e9e9e9;
    --card: #fff;
    --dark: #111;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","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%;height:auto;display:block}
.container{width:min(1180px,calc(100% - 32px));margin:0 auto}
.site-header{background:#fff;z-index:20;position:relative;border-bottom:1px solid var(--line)}
.top-red-bar{display:none;background:var(--brand);color:#fff;font-size:13px}
.top-red-inner{display:flex;justify-content:space-between;gap:20px;padding:7px 0;white-space:nowrap;overflow:hidden}
.mobile-header{height:62px;display:flex;align-items:center;justify-content:space-between;padding:0 14px;background:#fff;position:relative}
.menu-toggle{width:42px;height:42px;border:0;background:transparent;padding:8px;display:flex;flex-direction:column;justify-content:center;gap:5px;cursor:pointer}
.menu-toggle span{height:2px;background:#222;border-radius:2px;width:24px;display:block}
.mobile-logo{position:absolute;left:50%;transform:translateX(-50%);display:flex;align-items:center;justify-content:center}
.mobile-logo img{height:34px;object-fit:contain}
.logo img{height:46px;object-fit:contain}
.top-action,.main-btn{display:inline-flex;align-items:center;justify-content:center;border-radius:999px;background:var(--brand);color:#fff;font-weight:700;border:1px solid var(--brand);transition:.2s ease;box-shadow:0 8px 18px rgba(213,5,5,.16)}
.top-action{min-width:70px;height:36px;padding:0 18px;font-size:14px}
.main-btn{min-height:46px;padding:0 28px;font-size:16px}
.top-action:hover,.main-btn:hover{background:var(--brand-dark);border-color:var(--brand-dark);transform:translateY(-1px)}
.mobile-nav{display:none;background:#fff;border-top:1px solid var(--line);padding:8px 16px 14px;grid-template-columns:repeat(2,1fr);gap:8px}
.mobile-nav.open{display:grid}
.mobile-nav a{padding:10px 12px;border-radius:12px;background:#f8f8f8;color:#333;font-size:14px;text-align:center}
.mobile-nav a.active{background:var(--brand);color:#fff;font-weight:700}
.desktop-header{display:none;background:#fff}
.desktop-nav-wrap{height:78px;display:flex;align-items:center;gap:18px}
.search-icon{width:38px;height:38px;border:1px solid var(--line);border-radius:50%;position:relative;background:#fafafa;flex:0 0 auto}
.search-icon:before{content:"";position:absolute;width:13px;height:13px;border:2px solid #555;border-radius:50%;left:10px;top:9px}
.search-icon:after{content:"";position:absolute;width:9px;height:2px;background:#555;transform:rotate(45deg);left:22px;top:24px;border-radius:2px}
.desktop-nav{display:flex;align-items:center;gap:8px;flex:1;justify-content:center;white-space:nowrap}
.desktop-nav a{padding:9px 14px;border-radius:999px;color:#333;font-size:15px;transition:.2s ease}
.desktop-nav a:hover{background:#f7eeee;color:var(--brand)}
.desktop-nav a.active{background:var(--brand);color:#fff;font-weight:700}
.desktop-action{flex:0 0 auto}
.section{padding:54px 0}
.section.soft{background:var(--soft)}
.section-head{margin-bottom:24px;display:flex;flex-direction:column;gap:8px}
.section-head.center{text-align:center;align-items:center}
.kicker{display:inline-flex;width:max-content;border-radius:999px;background:#fff0f0;color:var(--brand);font-weight:700;font-size:13px;padding:5px 12px;border:1px solid #ffd4d4}
h1,h2,h3{line-height:1.25;margin:0;color:#151515}
h1{font-size:30px;letter-spacing:-.5px}
h2{font-size:25px}
h3{font-size:18px}
p{margin:0;color:#555}
.lead{font-size:16px;color:#4a4a4a;max-width:850px}
.banner-slider{position:relative;overflow:hidden;background:#f7f7f7}
.slides{position:relative;width:100%}
.slide{display:none;position:relative}
.slide.active{display:block}
.slide img{width:100%;height:auto;object-fit:contain;background:#f7f7f7}
.banner-caption{background:#fff;padding:22px 0 26px;border-bottom:1px solid var(--line)}
.banner-caption .container{display:flex;flex-direction:column;gap:14px;align-items:flex-start}
.banner-caption h1{font-size:28px;max-width:820px}
.banner-caption p{max-width:860px}
.slider-dots{position:absolute;left:50%;bottom:16px;transform:translateX(-50%);display:flex;gap:8px;z-index:5}
.slider-dot{width:10px;height:10px;border-radius:50%;border:0;background:rgba(255,255,255,.75);cursor:pointer}
.slider-dot.active{background:var(--brand);width:26px;border-radius:999px}
.slider-arrow{display:none;position:absolute;top:50%;transform:translateY(-50%);width:42px;height:42px;border-radius:50%;border:0;background:rgba(255,255,255,.86);color:#222;font-size:24px;cursor:pointer;z-index:4;box-shadow:0 10px 24px rgba(0,0,0,.12)}
.slider-prev{left:24px}.slider-next{right:24px}
.category-grid,.service-grid,.match-grid,.score-grid,.faq-grid,.point-grid,.article-grid{display:grid;gap:16px}
.category-grid{grid-template-columns:1fr}
.service-grid,.match-grid,.score-grid,.point-grid{grid-template-columns:1fr}
.sports-card,.service-card,.focus-match-card,.score-panel,.data-panel,.faq-item,.info-card,.security-card,.guide-card,.article-card{background:var(--card);border:1px solid var(--line);border-radius:20px;padding:20px;box-shadow:0 12px 30px rgba(0,0,0,.045)}
.sports-card .tag,.service-card .tag,.focus-match-card .status,.score-panel .status,.data-panel .status{display:inline-flex;border-radius:999px;background:#fff1f1;color:var(--brand);font-size:12px;font-weight:700;padding:4px 10px;margin-bottom:10px}
.card-link{display:inline-flex;margin-top:14px;color:var(--brand);font-weight:700;align-items:center;gap:4px}
.card-link:after{content:"›";font-size:18px;line-height:1}
.focus-match-card{border-top:3px solid var(--brand)}
.service-card{position:relative;overflow:hidden}
.service-card:before{content:"";position:absolute;right:-24px;top:-24px;width:86px;height:86px;background:#fff0f0;border-radius:50%}
.split{display:grid;gap:24px;align-items:center}
.split-image img{border-radius:24px;border:1px solid var(--line);box-shadow:0 18px 44px rgba(0,0,0,.08);width:100%}
.check-list{list-style:none;margin:18px 0 0;padding:0;display:grid;gap:10px}
.check-list li{padding-left:28px;position:relative;color:#444}
.check-list li:before{content:"";position:absolute;left:0;top:.55em;width:16px;height:16px;border-radius:50%;background:var(--brand)}
.check-list li:after{content:"";position:absolute;left:5px;top:.84em;width:6px;height:3px;border-left:2px solid #fff;border-bottom:2px solid #fff;transform:rotate(-45deg)}
.score-board{display:grid;gap:12px;margin-top:18px}
.score-row{display:grid;grid-template-columns:1fr auto 1fr;align-items:center;gap:10px;background:#fff;border:1px solid var(--line);border-radius:16px;padding:12px;text-align:center}
.score-row strong{color:#111}.score-row span:nth-child(2){color:var(--brand);font-weight:800}
.platform-info{display:grid;gap:18px}
.info-list{display:grid;gap:14px}
.info-card h3,.security-card h3,.guide-card h3,.article-card h3{margin-bottom:8px}
.security-grid{display:grid;gap:16px}
.responsible-box{background:#fff;border:1px solid #ffd7d7;border-radius:24px;padding:24px;box-shadow:0 16px 34px rgba(213,5,5,.08)}
.faq-item h3{margin-bottom:8px;color:#111}
.cta{background:linear-gradient(135deg, var(--brand), #b90000);color:#fff;border-radius:28px;padding:32px 24px;text-align:center;box-shadow:0 18px 44px rgba(213,5,5,.22)}
.cta h2,.cta p{color:#fff}.cta p{max-width:760px;margin:12px auto 20px;opacity:.94}.cta .main-btn{background:#fff;color:var(--brand);border-color:#fff}
.page-hero{padding:48px 0;background:linear-gradient(180deg,#fff,#fafafa);border-bottom:1px solid var(--line)}
.page-hero-inner{display:grid;gap:16px}
.breadcrumb{font-size:13px;color:#777}.breadcrumb a{color:var(--brand);font-weight:700}
.content-section{padding:42px 0}
.content-grid{display:grid;gap:18px}
.notice-box{border-left:4px solid var(--brand);background:#fff7f7;padding:18px;border-radius:16px;color:#444}
.related-links{display:flex;flex-wrap:wrap;gap:10px;margin-top:18px}
.related-links a{padding:8px 12px;border:1px solid var(--line);border-radius:999px;background:#fff;color:#333}.related-links a:hover{border-color:var(--brand);color:var(--brand)}
.download-card{display:grid;gap:22px;align-items:center;background:#fff;border:1px solid var(--line);border-radius:26px;padding:24px;box-shadow:0 16px 38px rgba(0,0,0,.06)}
.steps{counter-reset:step;display:grid;gap:12px;margin:18px 0 0;padding:0;list-style:none}
.steps li{counter-increment:step;background:#f8f8f8;border-radius:16px;padding:14px 14px 14px 52px;position:relative;color:#444}
.steps li:before{content:counter(step);position:absolute;left:14px;top:14px;width:26px;height:26px;border-radius:50%;background:var(--brand);color:#fff;display:grid;place-items:center;font-weight:800}
.site-footer{background:#191919;color:#fff;margin-top:0}
.footer-grid{display:grid;gap:24px;padding:42px 0}
.footer-logo{height:42px;margin-bottom:14px}
.site-footer p{color:#ccc}.site-footer h3{color:#fff;margin-bottom:12px}.site-footer a{display:block;color:#ddd;margin:7px 0}.site-footer a:hover{color:#fff}.footer-bottom{border-top:1px solid rgba(255,255,255,.1);padding:16px 0;color:#bbb;font-size:13px}

@media (min-width:640px){
    .category-grid{grid-template-columns:repeat(2,1fr)}
    .service-grid,.match-grid,.score-grid,.point-grid,.article-grid{grid-template-columns:repeat(2,1fr)}
    .faq-grid{grid-template-columns:repeat(2,1fr)}
}
@media (min-width:900px){
    .top-red-bar{display:block}.mobile-header,.mobile-nav{display:none!important}.desktop-header{display:block}
    .section{padding:72px 0}.page-hero{padding:64px 0}.content-section{padding:58px 0}
    h1{font-size:42px}h2{font-size:32px}.lead{font-size:17px}
    .slide img{height:460px;object-fit:cover}.slider-arrow{display:block}
    .banner-caption{padding:28px 0}.banner-caption .container{flex-direction:row;justify-content:space-between;align-items:center}.banner-caption h1{font-size:34px}
    .category-grid{grid-template-columns:repeat(3,1fr)}
    .service-grid{grid-template-columns:repeat(3,1fr)}
    .match-grid{grid-template-columns:repeat(4,1fr)}
    .score-grid{grid-template-columns:repeat(3,1fr)}
    .split{grid-template-columns:1.05fr .95fr;gap:44px}.split.reverse{grid-template-columns:.95fr 1.05fr}
    .platform-info{grid-template-columns:1fr 1fr;gap:24px}
    .security-grid{grid-template-columns:repeat(3,1fr)}
    .content-grid{grid-template-columns:repeat(3,1fr)}
    .download-card{grid-template-columns:1fr .85fr;padding:34px}
    .footer-grid{grid-template-columns:1.4fr repeat(3,1fr)}
}
@media (min-width:1100px){
    .desktop-nav a{padding:10px 16px}
}