:root{--primary:rgb(176,219,245);--primary-dark:#2d7da7;--deep:#12344d;--text:#1b2838;--muted:#687788;--light:#f3f9fd;--line:#dceff9;--white:#fff;--shadow:0 12px 30px rgba(16,52,77,.08)}*{box-sizing:border-box}html{overflow-x:hidden}body{margin:0;font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Microsoft YaHei",Arial,sans-serif;background:#fff;color:var(--text);line-height:1.72;overflow-x:hidden}a{text-decoration:none;color:inherit}img{max-width:100%;height:auto;display:block}.container{width:min(1220px,calc(100% - 32px));margin:0 auto}.site-header{background:#fff;border-bottom:1px solid var(--line);position:sticky;top:0;z-index:50}.mobile-header{height:62px;display:flex;align-items:center;justify-content:space-between;padding:0 14px}.mobile-logo{position:absolute;left:50%;transform:translateX(-50%)}.mobile-logo img{height:34px}.logo img{height:42px}.menu-button{width:42px;height:42px;border:0;background:transparent;display:grid;place-content:center;gap:5px}.menu-button span{display:block;width:23px;height:2px;background:var(--deep);border-radius:4px}.top-action,.main-btn{display:inline-flex;align-items:center;justify-content:center;background:var(--primary);color:#102f46;font-weight:800;border-radius:999px;padding:11px 22px;box-shadow:0 10px 22px rgba(45,125,167,.14);border:1px solid rgba(45,125,167,.16)}.top-action:hover,.main-btn:hover{background:var(--primary-dark);color:#fff}.mobile-nav{display:none;padding:10px 16px 18px;background:#fff;border-top:1px solid var(--line)}.mobile-nav.open{display:grid;grid-template-columns:1fr 1fr;gap:8px}.mobile-nav a{padding:11px 12px;border-radius:12px;background:var(--light);color:var(--deep);font-weight:700}.mobile-nav a.active{background:var(--primary)}.desktop-header{display:none}.desktop-nav{display:flex;gap:24px;align-items:center;white-space:nowrap}.desktop-nav 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img{border-radius:24px}.checklist{list-style:none;padding:0;margin:0;display:grid;gap:10px}.checklist li{padding:12px 12px 12px 40px;background:var(--light);border:1px solid var(--line);border-radius:14px;position:relative}.checklist li:before{content:"✓";position:absolute;left:14px;color:#187cac;font-weight:900}.responsible-play-section{background:linear-gradient(135deg,#eaf7fe,#f7fcff);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}.notice{background:#fff;border-left:5px solid var(--primary);border-radius:18px;padding:20px;box-shadow:var(--shadow)}.cta{padding:50px 0;background:linear-gradient(135deg,var(--primary),#e9f7ff);text-align:center}.cta h2{color:var(--deep);font-size:clamp(26px,4vw,42px);margin:0 0 10px}.page-hero{background:linear-gradient(135deg,#fff,#eef9ff);padding:48px 0}.content-section{padding:42px 0}.content-layout{display:grid;gap:22px}.site-footer{background:#102f46;color:#d8e9f3;padding:42px 0 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1fr}.sports-hero{padding:72px 0}.section{padding:72px 0}}