:root{--primary:rgb(176,219,245);--primary-dark:#2d79a8;--deep:#0b2f4a;--blue:#1b5b7e;--light:#eef8ff;--soft:#f6fbff;--line:#d8ecf8;--gray:#667085;--dark:#111827;--card:#fff;--shadow:0 12px 30px rgba(15,57,86,.08)}*{box-sizing:border-box}html,body{margin:0;padding:0;overflow-x:hidden}body{font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei",Arial,sans-serif;color:var(--dark);background:#fff;line-height:1.75}a{color:inherit;text-decoration:none}img{max-width:100%;display:block}.container{width:min(1180px,calc(100% - 32px));margin:0 auto}.site-header{background:#fff;border-bottom:1px solid #eef2f6;position:sticky;top:0;z-index:50}.mobile-header{height:62px;display:grid;grid-template-columns:80px 1fr 80px;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;align-items:center;justify-content:center}.menu-button span{width:22px;height:2px;background:var(--deep);border-radius:8px}.mobile-logo{justify-self:center}.mobile-logo img{height:34px;object-fit:contain}.top-action,.main-btn{display:inline-flex;align-items:center;justify-content:center;background:var(--primary);color:#0b2f4a;font-weight:800;border-radius:999px;padding:10px 18px;border:1px solid rgba(45,121,168,.14);box-shadow:0 8px 18px rgba(45,121,168,.12);transition:.2s}.top-action:hover,.main-btn:hover{background:var(--primary-dark);color:#fff}.mobile-nav{display:none;background:#fff;border-top:1px solid #edf3f8;padding:8px 16px 16px;grid-template-columns:1fr 1fr;gap:8px}.mobile-nav.open{display:grid}.mobile-nav a{padding:10px 12px;border-radius:12px;background:#f8fbfd;color:var(--deep);font-size:14px}.mobile-nav a.active{background:var(--primary);font-weight:800}.desktop-header{display:none}.logo img{height:44px;object-fit:contain}.desktop-nav{display:flex;gap:8px;align-items:center;justify-content:center;flex:1}.desktop-nav a{padding:10px 13px;border-radius:999px;color:#25465d;font-size:15px;white-space:nowrap}.desktop-nav a.active,.desktop-nav a:hover{background:var(--primary);color:#0b2f4a;font-weight:800}.search-icon{width:36px;height:36px;border-radius:50%;border:1px solid #dcecf6;position:relative;background:#fff}.search-icon:before{content:"";position:absolute;width:12px;height:12px;border:2px solid var(--blue);border-radius:50%;left:9px;top:8px}.search-icon:after{content:"";position:absolute;width:8px;height:2px;background:var(--blue);transform:rotate(45deg);left:21px;top:23px}.section{padding:62px 0}.section.alt{background:var(--soft)}.section-title{font-size:28px;line-height:1.25;color:var(--deep);margin:0 0 12px}.section-desc{color:var(--gray);max-width:760px;margin:0 0 28px}.badge,.category-badge{display:inline-flex;background:#eaf7ff;color:#1b5b7e;border:1px solid var(--line);border-radius:999px;padding:6px 12px;font-size:13px;font-weight:800;margin-bottom:16px}.sports-hero{padding:48px 0 60px;background:linear-gradient(180deg,#f7fcff 0%,#fff 100%)}.hero-grid{display:grid;gap:28px;align-items:center}.hero-copy h1{font-size:36px;line-height:1.18;margin:0 0 18px;color:var(--deep)}.hero-copy p{color:#4f6676;margin:0 0 20px}.hero-tags{display:flex;gap:10px;flex-wrap:wrap;margin:18px 0}.hero-tags span{background:#fff;border:1px solid var(--line);color:var(--blue);border-radius:999px;padding:7px 12px;font-weight:700;font-size:13px}.banner-card{background:#fff;border:1px solid var(--line);border-radius:24px;padding:14px;box-shadow:var(--shadow)}.banner-card img{border-radius:18px;width:100%;height:270px;object-fit:cover}.hero-data-cards{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin-top:14px}.hero-data-cards .mini{background:var(--light);border:1px solid var(--line);border-radius:16px;padding:14px}.mini strong{display:block;color:var(--deep);font-size:20px}.mini span{color:var(--gray);font-size:13px}.category-grid,.service-grid,.info-grid,.faq-grid,.security-grid{display:grid;grid-template-columns:1fr;gap:16px}.sports-card,.service-card,.info-card,.faq-item,.score-card,.data-panel,.notice-card{background:#fff;border:1px solid var(--line);border-radius:18px;padding:22px;box-shadow:0 8px 22px rgba(15,57,86,.05)}.sports-card h3,.service-card h3,.info-card h3,.faq-item h3{margin:0 0 8px;color:var(--deep);font-size:19px}.sports-card p,.service-card p,.info-card p,.faq-item p{margin:0;color:#5f7180}.text-link{display:inline-block;margin-top:14px;color:var(--blue);font-weight:800}.small-label{display:inline-flex;background:var(--primary);color:var(--deep);border-radius:999px;padding:4px 9px;font-size:12px;font-weight:800;margin-bottom:12px}.split{display:grid;gap:28px;align-items:center}.split .image-box{border-radius:24px;overflow:hidden;border:1px solid var(--line);box-shadow:var(--shadow);background:#fff;padding:10px}.split .image-box img{border-radius:18px;min-height:240px;object-fit:cover;width:100%}.feature-list{list-style:none;margin:18px 0 0;padding:0;display:grid;gap:10px}.feature-list li,.checklist li{background:#fff;border:1px solid var(--line);border-radius:14px;padding:12px 14px;color:#334a5c}.score-panel{background:#fff;border:1px solid var(--line);border-radius:24px;padding:22px;box-shadow:var(--shadow)}.score-row{display:flex;align-items:center;justify-content:space-between;border-bottom:1px solid #edf4f8;padding:12px 0}.score-row:last-child{border-bottom:0}.score-row b{color:var(--deep)}.status{background:#e7f6ff;color:#19638f;border-radius:999px;padding:4px 10px;font-size:12px;font-weight:800}.data-list{margin:18px 0 0;padding:0;list-style:none;display:grid;gap:10px}.data-list li{display:flex;justify-content:space-between;padding:12px;border-radius:14px;background:#f8fcff;border:1px solid var(--line)}.app-showcase{background:linear-gradient(180deg,#eff9ff,#fff);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}.phone-card{background:#fff;border:1px solid var(--line);border-radius:26px;box-shadow:var(--shadow);padding:16px;max-width:360px;margin:auto}.security-section{background:#fff}.responsible-play-section{background:#eaf7ff;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}.responsible-grid{display:grid;grid-template-columns:1fr;gap:14px}.notice-card strong{display:block;color:var(--deep);margin-bottom:6px}.notice-card p{margin:0;color:#506677}.page-hero{padding:48px 0;background:linear-gradient(180deg,#eff9ff 0%,#fff 100%);border-bottom:1px solid #edf6fb}.page-hero h1{font-size:34px;line-height:1.25;color:var(--deep);margin:0 0 12px}.page-hero p{max-width:780px;color:#526b7e;margin:0}.content-section{padding:52px 0}.content-block{margin-bottom:28px}.content-block h2{color:var(--deep);font-size:25px;margin:0 0 12px}.content-block p{color:#4d6474;margin:0 0 12px}.checklist{list-style:none;padding:0;margin:18px 0;display:grid;gap:12px}.checklist li:before{content:"✓";font-weight:900;color:var(--blue);margin-right:8px}.cta{background:#0b2f4a;color:#fff;text-align:center;padding:52px 0}.cta h2{margin:0 0 12px;font-size:28px}.cta p{margin:0 auto 22px;max-width:720px;color:#d9e8f1}.cta .main-btn{background:var(--primary);color:#0b2f4a}.site-footer{background:#f7fbfe;border-top:1px solid var(--line);padding:42px 0 18px}.footer-grid{display:grid;grid-template-columns:1fr;gap:24px}.footer-logo{height:42px;margin-bottom:14px}.site-footer h3{margin:0 0 12px;color:var(--deep)}.site-footer a{display:block;color:#526b7e;margin:8px 0}.site-footer p{color:#526b7e;margin:0 0 10px}.footer-note{border-top:1px solid var(--line);margin-top:28px;padding-top:18px;font-size:13px}.download-only .main-btn{margin:18px 0}@media (min-width:640px){.category-grid,.service-grid,.info-grid,.security-grid{grid-template-columns:repeat(2,1fr)}.faq-grid{grid-template-columns:repeat(2,1fr)}.responsible-grid{grid-template-columns:repeat(2,1fr)}.hero-copy h1{font-size:44px}}@media (min-width:920px){.mobile-header,.mobile-nav{display:none!important}.desktop-header{height:78px;display:flex;align-items:center;gap:20px}.hero-grid,.split{grid-template-columns:1.05fr .95fr}.split.reverse{grid-template-columns:.95fr 1.05fr}.split.reverse .image-box{order:-1}.category-grid{grid-template-columns:repeat(3,1fr)}.service-grid,.info-grid,.security-grid{grid-template-columns:repeat(3,1fr)}.responsible-grid{grid-template-columns:repeat(3,1fr)}.footer-grid{grid-template-columns:2fr 1fr 1fr 1fr}.sports-hero{padding:76px 0}.hero-copy h1{font-size:54px}.section-title{font-size:34px}.page-hero h1{font-size:44px}.banner-card img{height:370px}}@media (min-width:1180px){.category-grid.six{grid-template-columns:repeat(6,1fr)}.category-grid.six .sports-card{padding:18px}.category-grid.six h3{font-size:17px}}