:root{
    --main: rgb(216, 232, 242);
    --main-strong:#86b7d8;
    --deep:#12365a;
    --deep-2:#0c2744;
    --text:#111827;
    --muted:#5f6b7a;
    --line:#dbe9f2;
    --light:#f6fbff;
    --soft:#eef7fc;
    --white:#ffffff;
    --shadow:0 14px 36px rgba(18,54,90,.08);
    --radius:20px;
}
*{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;background:#fff;color:var(--text);line-height:1.75;overflow-x:hidden}
a{text-decoration:none;color:inherit}
img{max-width:100%;display:block}
.site-header{position:sticky;top:0;z-index:50;background:#fff;border-bottom:1px solid var(--line);box-shadow:0 8px 22px rgba(15,44,72,.04)}
.mobile-header{height:64px;display:grid;grid-template-columns:54px 1fr 76px;align-items:center;padding:0 14px;background:#fff}
.menu-button{width:42px;height:42px;border:0;background:#fff;border-radius:12px;display:flex;flex-direction:column;gap:5px;justify-content:center;align-items:center}
.menu-button span{width:22px;height:2px;background:var(--deep);border-radius:4px}
.mobile-logo{justify-self:center}.mobile-logo img{height:34px;max-width:128px;object-fit:contain}
.desktop-header{display:none}.desktop-logo img{height:42px;max-width:150px;object-fit:contain}.mobile-nav{display:none;background:#fff;border-top:1px solid var(--line);padding:10px 16px 18px;grid-template-columns:repeat(2,minmax(0,1fr));gap:10px}.mobile-nav.open{display:grid}.mobile-nav a{padding:10px 12px;border-radius:14px;background:var(--light);color:var(--deep);font-weight:700;text-align:center}.mobile-nav a.active{background:var(--main)}
.desktop-nav{display:flex;gap:6px;align-items:center}.desktop-nav a{padding:10px 13px;border-radius:999px;color:var(--deep);font-weight:700;font-size:15px}.desktop-nav a:hover,.desktop-nav a.active{background:var(--main)}
.search-icon{width:38px;height:38px;border-radius:50%;border:1px solid var(--line);position:relative;display:inline-block;background:#fff}.search-icon:before{content:"";position:absolute;width:12px;height:12px;border:2px solid var(--deep);border-radius:50%;left:10px;top:9px}.search-icon:after{content:"";position:absolute;width:9px;height:2px;background:var(--deep);transform:rotate(45deg);left:22px;top:24px;border-radius:2px}
.top-action-button,.main-btn{display:inline-flex;align-items:center;justify-content:center;border-radius:999px;background:var(--main);color:var(--deep-2);font-weight:800;border:1px solid rgba(18,54,90,.12);box-shadow:0 8px 18px rgba(18,54,90,.08);transition:.2s ease}.top-action-button{height:40px;padding:0 18px;font-size:14px}.main-btn{min-height:48px;padding:0 26px;font-size:16px}.top-action-button:hover,.main-btn:hover{background:var(--main-strong);color:#fff;transform:translateY(-1px)}
.container{width:min(1180px,calc(100% - 32px));margin:0 auto}.section{padding:58px 0}.section-soft{background:linear-gradient(180deg,#fff 0%,var(--light) 100%)}.section-head{max-width:780px;margin:0 auto 28px;text-align:center}.section-head h2{font-size:30px;line-height:1.25;color:var(--deep);margin:0 0 12px}.section-head p{margin:0;color:var(--muted)}
.badge,.category-badge{display:inline-flex;align-items:center;gap:6px;background:var(--main);color:var(--deep);border-radius:999px;padding:7px 13px;font-weight:800;font-size:14px;border:1px solid rgba(18,54,90,.08)}
.sports-hero,.banner-section{background:linear-gradient(135deg,#f8fcff 0%,#fff 46%,var(--soft) 100%);padding:54px 0 38px;overflow:hidden}.hero-grid{display:grid;gap:28px;align-items:center}.hero-copy h1{font-size:36px;line-height:1.18;color:var(--deep);margin:16px 0}.hero-copy p{color:#3f5063;margin:0 0 22px}.hero-tags{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:22px}.hero-tags span{background:#fff;border:1px solid var(--line);padding:8px 12px;border-radius:999px;color:var(--deep);font-weight:700}.hero-visual{position:relative}.hero-visual img{border-radius:24px;box-shadow:var(--shadow);min-height:220px;object-fit:cover}.hero-data-cards{display:grid;grid-template-columns:repeat(3,1fr);gap:10px;margin-top:14px}.hero-data-card{background:#fff;border:1px solid var(--line);border-radius:18px;padding:14px;text-align:center;box-shadow:var(--shadow)}.hero-data-card strong{display:block;color:var(--deep);font-size:20px}.hero-data-card span{color:var(--muted);font-size:13px}
.category-grid,.service-grid,.info-grid,.security-grid{display:grid;gap:18px}.sports-card,.service-card,.info-card,.faq-item,.score-card,.data-panel,.content-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:22px;box-shadow:var(--shadow)}.sports-card h3,.service-card h3,.info-card h3,.content-card h3{color:var(--deep);margin:0 0 10px}.sports-card p,.service-card p,.info-card p,.content-card p{color:var(--muted);margin:0}.card-link{display:inline-flex;margin-top:16px;color:var(--deep);font-weight:800;border-bottom:2px solid var(--main)}.service-card .mini-tag{display:inline-block;background:var(--main);color:var(--deep);font-size:12px;font-weight:800;border-radius:999px;padding:4px 9px;margin-bottom:10px}
.split,.app-showcase,.score-panel{display:grid;gap:28px;align-items:center}.split img,.app-showcase img,.score-panel img{border-radius:24px;box-shadow:var(--shadow);border:1px solid var(--line)}.feature-list,.checklist{list-style:none;margin:18px 0 0;padding:0;display:grid;gap:12px}.feature-list li,.checklist li{padding:12px 14px;border:1px solid var(--line);border-radius:14px;background:var(--light);color:#2c3f52}.feature-list li:before,.checklist li:before{content:"✓";font-weight:900;color:var(--deep);margin-right:8px}
.score-board{display:grid;gap:14px}.score-card{display:flex;justify-content:space-between;align-items:center;gap:12px}.score-card strong{color:var(--deep)}.status{display:inline-flex;border-radius:999px;padding:5px 10px;background:var(--main);color:var(--deep);font-size:12px;font-weight:800}.data-panel ul{margin:12px 0 0;padding-left:18px;color:var(--muted)}
.security-section{background:#fff}.responsible-play-section{background:linear-gradient(135deg,var(--deep) 0%,#164e79 100%);color:#fff}.responsible-play-section .section-head h2,.responsible-play-section .section-head p{color:#fff}.responsible-play-section .info-card{background:rgba(255,255,255,.1);border-color:rgba(255,255,255,.22);box-shadow:none}.responsible-play-section .info-card h3,.responsible-play-section .info-card p{color:#fff}.faq-list{display:grid;gap:14px}.faq-item h3{margin:0 0 8px;color:var(--deep);font-size:18px}.faq-item p{margin:0;color:var(--muted)}.cta{background:linear-gradient(135deg,var(--main) 0%,#f5fbff 100%);border-top:1px solid var(--line);border-bottom:1px solid var(--line);text-align:center}.cta h2{color:var(--deep);margin:0 0 10px}.cta p{max-width:760px;margin:0 auto 20px;color:#33465a}
.page-hero{padding:56px 0;background:linear-gradient(135deg,#fff 0%,var(--light) 65%,var(--soft) 100%);border-bottom:1px solid var(--line)}.page-hero h1{font-size:34px;line-height:1.25;color:var(--deep);margin:16px 0 12px}.page-hero p{max-width:820px;color:var(--muted);margin:0}.content-section{padding:48px 0}.content-layout{display:grid;gap:22px}.steps{counter-reset:step;display:grid;gap:14px}.step{counter-increment:step;background:#fff;border:1px solid var(--line);border-radius:18px;padding:18px;box-shadow:var(--shadow)}.step:before{content:counter(step);display:inline-flex;width:28px;height:28px;align-items:center;justify-content:center;background:var(--main);color:var(--deep);border-radius:50%;font-weight:900;margin-right:10px}
.site-footer{background:var(--deep-2);color:#d8e8f2;padding:46px 0 24px}.footer-inner{width:min(1180px,calc(100% - 32px));margin:0 auto}.footer-brand-area{display:grid;gap:18px;margin-bottom:26px}.footer-brand-area p{margin:0;color:#d8e8f2;max-width:680px}.footer-logo{height:44px;width:auto;max-width:168px;object-fit:contain}.logo-white,.footer-logo.logo-white{filter:brightness(0) invert(1);opacity:1}.footer-grid{display:grid;gap:22px;border-top:1px solid rgba(255,255,255,.12);padding-top:24px}.footer-grid h3{color:#fff;margin:0 0 10px}.footer-grid a{display:block;color:#d8e8f2;margin:8px 0}.footer-grid a:hover{color:#fff}.footer-notice{margin-top:24px;padding:16px;border:1px solid rgba(255,255,255,.15);border-radius:18px;background:rgba(255,255,255,.06);color:#eef7fc}.copyright{margin-top:18px;color:#b8d1e1;font-size:14px}
@media (min-width:720px){.category-grid,.service-grid,.info-grid,.security-grid{grid-template-columns:repeat(2,1fr)}.hero-grid,.split,.app-showcase,.score-panel{grid-template-columns:1fr 1fr}.content-layout{grid-template-columns:1.3fr .7fr}.footer-grid{grid-template-columns:repeat(3,1fr)}}
@media (min-width:1024px){.mobile-header,.mobile-nav{display:none}.desktop-header{width:min(1180px,calc(100% - 32px));height:76px;margin:0 auto;display:grid;grid-template-columns:auto 1fr auto auto;align-items:center;gap:22px}.category-grid{grid-template-columns:repeat(3,1fr)}.service-grid,.info-grid,.security-grid{grid-template-columns:repeat(3,1fr)}.hero-copy h1{font-size:52px}.sports-hero{padding:78px 0 58px}.section{padding:76px 0}.page-hero h1{font-size:44px}.footer-brand-area{grid-template-columns:auto 1fr;align-items:center}}
@media (max-width:420px){.hero-data-cards{grid-template-columns:1fr}.score-card{align-items:flex-start;flex-direction:column}.section-head h2{font-size:26px}.hero-copy h1{font-size:32px}}