:root{--bg:#F5F8FC;--nav:#0A182A;--title:#102033;--brand:#3B82F6;--deep:#172B4D;--ice:#38BDF8;--cyan:#22D3C5;--indigo:#6366F1;--text:#263748;--muted:#657789;--line:rgba(59,130,246,.14);--shadow:0 20px 50px rgba(29,78,119,.10);--max:1240px}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--bg);color:var(--text);font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Microsoft YaHei",Arial,sans-serif;line-height:1.75;overflow-x:hidden}body.drawer-open{overflow:hidden}img{max-width:100%;height:auto;display:block}a{color:#2563EB;text-decoration:none}button,a{outline-offset:4px}button:focus-visible,a:focus-visible{outline:3px solid rgba(56,189,248,.45)}
.site-header{position:sticky;top:0;width:100%;z-index:9999;background:rgba(10,24,42,.94);backdrop-filter:blur(16px);box-shadow:0 8px 28px rgba(10,35,60,.12);border-bottom:1px solid rgba(255,255,255,.08)}.header-inner{max-width:1280px;margin:0 auto;min-height:72px;padding:0 22px;display:flex;align-items:center;justify-content:space-between;gap:18px}.site-logo,.drawer-brand,.footer-logo{display:flex;align-items:center;gap:10px;color:#fff;font-weight:800}.site-logo img,.drawer-brand img,.footer-logo img{max-height:44px;width:auto}.site-logo strong{font-size:20px}.nav-core{display:flex;align-items:center;gap:8px;white-space:nowrap}.nav-core a{color:#DCEAF7;padding:8px 12px;border-radius:999px;font-size:14px}.nav-core a:hover,.nav-core a.active{color:#fff;background:rgba(56,189,248,.14)}.header-actions{display:flex;align-items:center;gap:10px}
.main-btn{display:inline-flex;align-items:center;justify-content:center;min-height:46px;padding:0 24px;border-radius:999px;background:linear-gradient(135deg,#2563EB 0%,#3B82F6 48%,#22D3C5 100%);color:#fff;font-weight:750;box-shadow:0 14px 32px rgba(37,99,235,.20)}.compact-btn{min-height:40px;padding:0 18px;font-size:14px}.ghost-btn{display:inline-flex;align-items:center;justify-content:center;min-height:46px;padding:0 22px;border:1px solid rgba(37,99,235,.24);border-radius:999px;background:rgba(255,255,255,.74);font-weight:700}.menu-toggle{width:42px;height:42px;border:0;background:rgba(255,255,255,.08);border-radius:13px;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:4px;cursor:pointer}.menu-toggle span{width:18px;height:2px;background:#DCEAF7;border-radius:9px}.menu-toggle-left{display:none}
.site-drawer{position:fixed;z-index:10002;top:0;right:0;width:min(390px,88vw);height:100dvh;overflow-y:auto;background:#0C1B2A;color:#EAF4FF;padding:20px 20px 36px;transform:translateX(104%);transition:transform .24s ease;box-shadow:-20px 0 60px rgba(2,13,26,.28)}.site-drawer.open{transform:translateX(0)}.drawer-mask{position:fixed;z-index:10001;inset:0;background:rgba(4,16,28,.48);opacity:0;transition:opacity .22s ease}.drawer-mask.show{opacity:1}.drawer-head{display:flex;align-items:center;justify-content:space-between;border-bottom:1px solid rgba(255,255,255,.1);padding-bottom:16px}.drawer-close{width:42px;height:42px;border:0;border-radius:13px;background:rgba(255,255,255,.08);color:#fff;font-size:30px;cursor:pointer}.drawer-intro,.drawer-note{font-size:13px;color:#AFC3D8;margin:18px 0}.drawer-nav{display:grid;grid-template-columns:1fr 1fr;gap:8px}.drawer-nav a{color:#EAF4FF;background:rgba(255,255,255,.05);border:1px solid rgba(255,255,255,.06);padding:10px 12px;border-radius:14px;font-size:14px}
.section{padding:82px 22px}.section-tight{padding:44px 22px}.container{width:min(var(--max),100%);margin:0 auto}.section-kicker{display:inline-flex;align-items:center;gap:8px;color:#0284C7;font-weight:800;font-size:13px;letter-spacing:.12em}.section-kicker:before{content:"";width:28px;height:2px;background:linear-gradient(90deg,var(--brand),var(--cyan));border-radius:9px}h1,h2,h3{margin-top:0;color:var(--title);line-height:1.2}h1{font-size:clamp(40px,6vw,78px);letter-spacing:-.04em}h2{font-size:clamp(28px,4vw,48px);letter-spacing:-.025em}h3{font-size:20px}.lead{font-size:18px;color:#53687A}.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:34px}.section-head p{max-width:640px;margin:0;color:var(--muted)}
.hero{position:relative;overflow:hidden;padding:72px 22px 66px;background:radial-gradient(circle at 12% 15%,rgba(56,189,248,.16),transparent 32%),radial-gradient(circle at 80% 20%,rgba(99,102,241,.12),transparent 30%),linear-gradient(135deg,#F9FCFF,#EEF7FF 46%,#EAFDFC)}.hero-grid{display:grid;grid-template-columns:1.02fr .98fr;gap:50px;align-items:center}.hero-subtitle{font-size:clamp(22px,3vw,34px);font-weight:760;color:var(--deep);line-height:1.4}.hero-actions{display:flex;gap:12px;flex-wrap:wrap;margin:26px 0}.hero-points{display:flex;gap:10px;flex-wrap:wrap}.hero-points span,.inner-meta span{padding:8px 12px;border-radius:999px;background:rgba(255,255,255,.76);border:1px solid var(--line);font-size:13px;color:#345067}.hero-visual{position:relative;min-height:520px;display:flex;align-items:center;justify-content:center}.hero-img{width:min(100%,610px);border-radius:30px;box-shadow:0 32px 70px rgba(29,78,119,.18)}.hero-float{position:absolute;width:31%;border-radius:22px;box-shadow:var(--shadow);border:6px solid rgba(255,255,255,.85)}.hero-float.one{right:-2%;bottom:4%}.hero-float.two{left:-2%;top:4%}
.highlight-bar{position:relative;margin-top:-24px;z-index:2}.highlight-grid{display:grid;grid-template-columns:repeat(4,1fr);background:rgba(255,255,255,.88);backdrop-filter:blur(16px);border:1px solid var(--line);border-radius:24px;box-shadow:var(--shadow);overflow:hidden}.highlight-item{padding:24px;border-right:1px solid rgba(59,130,246,.10)}.highlight-item:last-child{border-right:0}.highlight-item small{color:#0284C7;font-weight:800}.highlight-item p{font-size:14px;color:var(--muted);margin:0}
.channel-cloud{display:flex;flex-wrap:wrap;gap:12px}.channel-pill{max-width:360px;padding:13px 16px;border-radius:999px;background:#fff;border:1px solid var(--line);display:flex;gap:12px;align-items:center}.channel-pill:nth-child(3n+2){background:#EEF7FF}.channel-pill:nth-child(3n){background:#E8FCFA}.channel-pill strong{white-space:nowrap;color:var(--deep)}.channel-pill span{font-size:13px;color:var(--muted)}
.editorial-split{display:grid;grid-template-columns:1fr 1fr;gap:38px;align-items:center}.editorial-split.reverse .media-wrap{order:2}.media-wrap{position:relative;padding:18px}.media-wrap:before{content:"";position:absolute;inset:0 28px 28px 0;border-radius:30px;background:linear-gradient(135deg,#DCEFFF,#E7FCF8)}.media-wrap img{position:relative;z-index:1;width:100%;border-radius:26px;box-shadow:var(--shadow)}.number-list{display:grid;gap:16px}.number-row{display:grid;grid-template-columns:48px 1fr;gap:14px;padding:16px 0;border-bottom:1px solid var(--line)}.number-row b{font-size:24px;color:#38A8E8}.number-row p{margin:4px 0 0;color:var(--muted)}
.dual-grid{display:grid;grid-template-columns:1fr 1fr;gap:24px}.zone-card,.info-card,.review-card,.feature-card,.step{border:1px solid var(--line);box-shadow:var(--shadow);background:#fff;border-radius:24px}.zone-card{overflow:hidden}.zone-media{padding:18px 18px 0}.zone-media img{border-radius:22px}.zone-body{padding:24px 26px 28px}.tint-blue{background:linear-gradient(145deg,#fff,#EAF5FF)}.tint-mint{background:linear-gradient(145deg,#fff,#E9FBF7)}.dark-lite{background:#12253A;color:#DCEAF7}.dark-lite h2,.dark-lite h3{color:#fff}.service-points{display:grid;gap:10px;margin:18px 0}.service-points span{padding:10px 12px;background:rgba(255,255,255,.65);border-radius:14px;border:1px solid var(--line);font-size:14px}.dark-lite .service-points span{background:rgba(255,255,255,.06);border-color:rgba(255,255,255,.08)}.text-link{font-weight:750}
.triple-grid{display:grid;grid-template-columns:1.1fr .9fr 1fr;gap:22px}.info-card{padding:24px}.info-card.media-card{padding:14px}.info-card.media-card img{border-radius:18px}.notice-row{display:grid;grid-template-columns:62px 1fr;gap:12px;padding:14px 0;border-bottom:1px solid var(--line)}.notice-row time{font-weight:800;color:#2563EB}.notice-row p{margin:0;color:var(--muted);font-size:14px}
.security-zone{background:linear-gradient(135deg,#EDF7FF,#F9FCFF 45%,#ECFCF8)}.security-grid{display:grid;grid-template-columns:.9fr 1.1fr;gap:34px;align-items:center}.security-pair{display:grid;grid-template-columns:1fr 1fr;gap:16px}.security-pair img{border-radius:24px;box-shadow:var(--shadow)}.security-list{display:grid;grid-template-columns:1fr 1fr;gap:12px}.security-list div{padding:14px;border:1px solid var(--line);background:rgba(255,255,255,.7);border-radius:16px}
.reviews{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.review-card{padding:24px}.review-card:nth-child(2),.review-card:nth-child(5){transform:translateY(18px)}.review-card small{display:block;margin-top:16px;color:#8091A0}
.faq-list{display:grid;gap:12px}.faq-item{background:#fff;border:1px solid var(--line);border-radius:18px;overflow:hidden}.faq-question{width:100%;text-align:left;border:0;background:transparent;padding:18px 20px;display:flex;justify-content:space-between;gap:18px;font:inherit;font-weight:750;color:var(--title);cursor:pointer}.faq-question:after{content:"+";font-size:24px;color:#3B82F6}.faq-item.expanded .faq-question:after{content:"−"}.faq-answer{display:block;padding:0 20px 20px;color:var(--muted)}
.compliance-note{display:grid;grid-template-columns:1fr auto;gap:24px;align-items:center;padding:28px 30px;border-radius:26px;background:#10283F;color:#DCEAF7}.compliance-note h2{color:#fff}.about-strip,.soft-band{background:#EEF7FF}.mint-band{background:#ECFCF8}
.site-footer{background:#0C1B2A;color:#EAF4FF;padding:62px 22px 22px}.footer-inner{max-width:var(--max);margin:0 auto;display:grid;grid-template-columns:1.5fr repeat(3,1fr);gap:34px}.footer-brand p{color:#AFC3D8}.footer-legal{font-size:13px}.site-footer h2{color:#fff;font-size:15px}.site-footer section>a:not(.footer-logo){display:block;color:#BFD2E6;margin:8px 0;font-size:14px}.footer-bottom{max-width:var(--max);margin:32px auto 0;padding-top:20px;border-top:1px solid rgba(255,255,255,.08);display:flex;justify-content:space-between;gap:16px;color:#8098AE;font-size:12px}.mobile-dock{display:none}
.inner-hero{padding:64px 22px 48px;background:linear-gradient(135deg,#F9FCFF,#EAF5FF 55%,#EEFCF9)}.inner-hero-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:42px;align-items:center}.inner-hero h1{font-size:clamp(36px,5vw,64px);margin:12px 0 18px}.inner-hero img{width:100%;max-height:540px;object-fit:contain;border-radius:28px;box-shadow:var(--shadow);background:#fff}.inner-meta{display:flex;gap:10px;flex-wrap:wrap}.prose p{margin:0 0 18px}.feature-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.feature-card{padding:24px}.feature-card b{display:inline-flex;width:38px;height:38px;align-items:center;justify-content:center;border-radius:12px;background:#E9F5FF;color:#2563EB}.steps{display:grid;gap:15px}.step{display:grid;grid-template-columns:54px 1fr;gap:16px;padding:20px}.step strong{display:flex;width:48px;height:48px;border-radius:16px;align-items:center;justify-content:center;background:#12253A;color:#7DD3FC}.callout{padding:26px;border-radius:24px;background:linear-gradient(135deg,#12253A,#153B56);color:#DCEAF7}.callout h2{color:#fff}.rating-quote{padding:24px 26px;border-left:4px solid #38BDF8;background:#F7FBFF;border-radius:0 18px 18px 0}.link-row{display:flex;gap:16px;flex-wrap:wrap;margin-top:18px}
@media(max-width:1080px){.nav-core{gap:2px}.nav-core a{padding:8px 9px;font-size:13px}.triple-grid{grid-template-columns:1fr 1fr}.triple-grid>*:last-child{grid-column:1/-1}.reviews{grid-template-columns:1fr 1fr}.footer-inner{grid-template-columns:1.3fr 1fr 1fr}}
@media(max-width:860px){.header-inner{min-height:64px;padding:0 14px}.nav-core,.menu-toggle-right{display:none}.menu-toggle-left{display:flex}.site-logo{position:absolute;left:50%;transform:translateX(-50%)}.site-logo strong{display:none}.site-logo img{max-height:38px}.compact-btn{min-height:38px;padding:0 14px}.hero{padding:48px 18px 54px}.hero-grid,.editorial-split,.security-grid,.inner-hero-grid{grid-template-columns:1fr}.hero-visual{min-height:0}.hero-float{display:none}.highlight-grid{grid-template-columns:1fr 1fr}.section{padding:64px 18px}.section-tight{padding:36px 18px}.dual-grid,.feature-grid{grid-template-columns:1fr}.triple-grid{grid-template-columns:1fr}.triple-grid>*:last-child{grid-column:auto}.security-pair,.security-list{grid-template-columns:1fr 1fr}.reviews{grid-template-columns:1fr 1fr}.review-card:nth-child(2),.review-card:nth-child(5){transform:none}.footer-inner{grid-template-columns:1fr 1fr}.footer-brand{grid-column:1/-1}.compliance-note{grid-template-columns:1fr}}
@media(max-width:620px){body{padding-bottom:70px}.site-logo img{max-width:100px}h1{font-size:44px}.hero-subtitle{font-size:24px}.hero-actions{display:grid;grid-template-columns:1fr 1fr}.highlight-bar{margin-top:-18px;padding:0 12px}.highlight-grid{grid-template-columns:1fr}.channel-pill{max-width:none;width:100%;border-radius:18px;align-items:flex-start}.channel-pill strong{white-space:normal}.section-head{display:block}.security-pair,.security-list,.reviews,.footer-inner{grid-template-columns:1fr}.footer-bottom{display:block}.drawer-nav{grid-template-columns:1fr 1fr}.mobile-dock{position:fixed;z-index:9998;left:10px;right:10px;bottom:8px;display:grid;grid-template-columns:repeat(4,1fr);background:rgba(10,24,42,.94);backdrop-filter:blur(14px);border-radius:18px;padding:8px}.mobile-dock a{display:flex;flex-direction:column;align-items:center;color:#DCEAF7;font-size:11px}.inner-hero{padding:42px 18px 36px}.inner-hero h1{font-size:38px}}