:root{--primary:rgb(176,219,245);--primary-dark:#3f93c7;--deep:#0d2f4c;--text:#172434;--muted:#657386;--light:#f3f9fd;--line:#d9edf8;--card:#fff;--shadow:0 16px 40px rgba(14,61,96,.08)}
*{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{color:inherit;text-decoration:none}img{max-width:100%;display:block}.container{width:min(1180px,calc(100% - 32px));margin:auto}.site-header{background:#fff;border-bottom:1px solid var(--line);position:sticky;top:0;z-index:30}.mobile-header{height:64px;display:grid;grid-template-columns:72px 1fr 86px;align-items:center;padding:0 14px;background:#fff}.menu-button{width:44px;height:44px;border:0;background:#fff;display:flex;flex-direction:column;gap:5px;justify-content:center;padding:8px;cursor:pointer}.menu-button span{height:2px;background:var(--deep);border-radius:9px}.mobile-logo{justify-self:center}.mobile-logo img{height:34px;width:auto}.top-action,.main-btn{display:inline-flex;align-items:center;justify-content:center;background:var(--primary);color:#0b2d47;border-radius:999px;font-weight:700;border:1px solid rgba(13,47,76,.08);box-shadow:0 10px 22px rgba(63,147,199,.18);transition:.2s}.top-action{height:40px;padding:0 17px;font-size:14px}.main-btn{min-height:48px;padding:0 24px}.top-action:hover,.main-btn:hover{background:var(--primary-dark);color:#fff;transform:translateY(-1px)}.mobile-nav{display:none;background:#fff;border-top:1px solid var(--line);padding:12px 16px;grid-template-columns:repeat(2,1fr);gap:8px}.mobile-nav.open{display:grid}.mobile-nav a{padding:10px 12px;border-radius:12px;background:var(--light);font-size:14px}.mobile-nav a.active{background:var(--primary);font-weight:700}.desktop-header{display:none}.desktop-logo img{height:42px}.desktop-nav{display:flex;gap:8px;align-items:center;justify-content:center;flex:1}.desktop-nav a{font-size:15px;padding:10px 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h1{font-size:clamp(34px,6vw,60px);line-height:1.12;margin:18px 0;color:var(--deep);letter-spacing:-.03em}.lead{font-size:18px;color:#43556a;max-width:760px}.hero-tags,.tag-row{display:flex;flex-wrap:wrap;gap:10px;margin:22px 0}.hero-tags span,.tag-row span{background:#fff;border:1px solid var(--line);border-radius:999px;padding:8px 12px;color:#25506d}.hero-visual{position:relative}.hero-visual img,.image-card img{border-radius:24px;box-shadow:var(--shadow);border:1px solid var(--line)}.hero-data-cards{display:grid;grid-template-columns:repeat(3,1fr);gap:10px;margin-top:12px}.hero-data-cards div,.score-card,.info-card,.sports-card,.service-card,.faq-item{background:#fff;border:1px solid var(--line);border-radius:18px;padding:18px;box-shadow:var(--shadow)}.hero-data-cards strong{display:block;font-size:20px;color:var(--deep)}.section-title{max-width:760px;margin-bottom:26px}.section-title h2{font-size:clamp(26px,4vw,40px);margin:8px 0;color:var(--deep);line-height:1.2}.section-title 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0}.score-row:last-child{border-bottom:0}.status{background:#e7f7ff;color:#126697;border-radius:999px;padding:5px 10px;font-size:13px;font-weight:700}.app-showcase{background:linear-gradient(135deg,#eaf7ff,#fff);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}.responsible-play-section{background:#eaf7ff}.notice-box{border-left:5px solid var(--primary-dark);background:#fff;border-radius:16px;padding:20px;box-shadow:var(--shadow)}.page-hero{padding:54px 0;background:linear-gradient(180deg,#f2fbff,#fff);border-bottom:1px solid var(--line)}.content-section{padding:46px 0}.prose{font-size:17px;color:#3e4f61}.site-footer{background:#0f2d45;color:#dceaf4;margin-top:40px;padding-top:48px}.footer-grid{display:grid;gap:24px}.footer-logo{height:38px;margin-bottom:14px}.site-footer h3{color:#fff}.site-footer a{display:block;color:#dceaf4;margin:7px 0}.site-footer p{color:#bfd4e3}.footer-bottom{text-align:center;border-top:1px solid rgba(255,255,255,.12);padding:18px;color:#bdd3e0;margin-top:32px}.cta{border-radius:26px;padding:34px;background:linear-gradient(135deg,var(--primary),#fff);border:1px solid var(--line);display:grid;gap:16px;align-items:center}.faq-item h3{margin:0 0 8px;color:var(--deep)}.steps{counter-reset:s;display:grid;gap:14px}.steps li{list-style:none;background:#fff;border:1px solid var(--line);border-radius:16px;padding:16px 16px 16px 54px;position:relative}.steps li:before{counter-increment:s;content:counter(s);position:absolute;left:16px;top:16px;width:26px;height:26px;border-radius:50%;background:var(--primary);display:flex;align-items:center;justify-content:center;font-weight:800;color:#0d2f4c}@media (min-width:760px){.category-grid{grid-template-columns:repeat(2,1fr)}.service-grid,.security-grid,.faq-grid,.content-grid{grid-template-columns:repeat(2,1fr)}.split{grid-template-columns:1fr 1fr}.hero-grid{grid-template-columns:1fr 1fr}.footer-grid{grid-template-columns:2fr 1fr 1fr 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