:root{--bg:#F5F8FC;--ink:#263748;--ink2:#657789;--title:#102033;--blue:#3B82F6;--deep:#172B4D;--ice:#38BDF8;--cyan:#22D3C5;--indigo:#6366F1;--line:rgba(59,130,246,.14);--shadow:0 20px 50px rgba(29,78,119,.10);--radius:24px}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--bg);color:var(--ink);font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;line-height:1.75;overflow-x:hidden}body.drawer-open{overflow:hidden}a{color:#2563EB;text-decoration:none}a:hover{text-decoration:none}img{max-width:100%;height:auto;display:block}.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 24px;display:flex;align-items:center;justify-content:space-between;gap:20px}.site-logo{display:inline-flex;align-items:center;gap:10px;color:#fff;flex:0 0 auto}.site-logo img{max-height:44px;width:auto}.site-logo strong{font-size:18px;letter-spacing:.02em}.nav-core{display:flex;align-items:center;gap:12px}.nav-core a{color:#DCEAF7;border-radius:999px;padding:8px 12px;font-size:15px}.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 22px;border-radius:999px;background:linear-gradient(135deg,#2563EB 0%,#3B82F6 48%,#22D3C5 100%);color:#fff;font-weight:700;box-shadow:0 14px 32px rgba(37,99,235,.20);transition:transform .2s ease,box-shadow .2s ease}.main-btn:hover{transform:translateY(-2px);box-shadow:0 16px 38px rgba(37,99,235,.26)}.main-btn:focus,.menu-toggle:focus,.drawer-close:focus,a:focus{outline:3px solid rgba(56,189,248,.38);outline-offset:3px}.main-btn.compact{min-height:40px;padding:0 17px;font-size:14px}.menu-toggle{width:42px;height:42px;border:1px solid rgba(255,255,255,.15);border-radius:14px;background:rgba(255,255,255,.07);display:flex;flex-direction:column;align-items:center;justify-content:center;gap:4px;cursor:pointer}.menu-toggle span{display:block;width:18px;height:2px;background:#EAF4FF;border-radius:99px}.mobile-menu-toggle{display:none}.site-main{min-height:60vh}.drawer-overlay{position:fixed;inset:0;z-index:10000;background:rgba(5,14,24,.46);opacity:0;pointer-events:none;transition:opacity .25s}.drawer-overlay.show{opacity:1;pointer-events:auto}.site-drawer{position:fixed;right:0;top:0;z-index:10001;width:min(390px,90vw);height:100vh;background:#102338;color:#fff;transform:translateX(105%);transition:transform .28s ease;box-shadow:-20px 0 60px rgba(0,0,0,.24);padding:20px 18px 28px;overflow-y:auto}.site-drawer.open{transform:translateX(0)}.drawer-head{display:flex;align-items:center;justify-content:space-between;padding:4px 4px 18px;border-bottom:1px solid rgba(255,255,255,.10)}.drawer-close{border:0;background:rgba(255,255,255,.08);color:#fff;width:40px;height:40px;border-radius:12px;font-size:27px;line-height:1;cursor:pointer}.drawer-nav{display:grid;grid-template-columns:1fr 1fr;gap:8px;padding-top:16px}.drawer-nav a{color:#DCEAF7;padding:10px 12px;border-radius:13px;background:rgba(255,255,255,.045)}.drawer-nav a:hover{background:rgba(56,189,248,.12);color:#fff}.wrap{max-width:1200px;margin:0 auto;padding:0 24px}.section{padding:88px 0}.section.tight{padding:56px 0}.section-kicker{display:inline-flex;align-items:center;gap:8px;color:#0284C7;font-size:13px;font-weight:800;letter-spacing:.12em;text-transform:uppercase}.section-kicker:before{content:"";width:24px;height:2px;background:linear-gradient(90deg,#2563EB,#22D3C5);border-radius:99px}h1,h2,h3,.section-title{color:var(--title);line-height:1.18;margin-top:0}h1{font-size:clamp(42px,6vw,76px);letter-spacing:-.04em;margin-bottom:20px}h2{font-size:clamp(30px,4vw,44px);letter-spacing:-.025em;margin-bottom:18px}h3{font-size:21px;margin-bottom:10px}p{margin:0 0 16px;color:var(--ink)}.muted{color:var(--ink2)}.lead{font-size:18px;color:#4B6278;max-width:760px}.hero{position:relative;overflow:hidden;background:radial-gradient(circle at 80% 15%,rgba(56,189,248,.20),transparent 30%),radial-gradient(circle at 15% 30%,rgba(99,102,241,.10),transparent 26%),linear-gradient(135deg,#F8FCFF 0%,#EEF7FF 48%,#ECFCFA 100%);padding:86px 0 72px}.hero:before{content:"";position:absolute;inset:0;background-image:linear-gradient(rgba(59,130,246,.04) 1px,transparent 1px),linear-gradient(90deg,rgba(59,130,246,.04) 1px,transparent 1px);background-size:36px 36px;mask-image:linear-gradient(to bottom,rgba(0,0,0,.85),transparent)}.hero-grid{position:relative;z-index:1;display:grid;grid-template-columns:1.05fr .95fr;align-items:center;gap:50px}.hero .eyebrow{display:inline-flex;padding:7px 12px;border:1px solid rgba(37,99,235,.14);background:rgba(255,255,255,.62);border-radius:999px;color:#2563EB;font-weight:700;font-size:13px;margin-bottom:18px}.hero-actions{display:flex;align-items:center;gap:18px;margin-top:28px;flex-wrap:wrap}.text-link{display:inline-flex;align-items:center;gap:7px;font-weight:700}.text-link:after{content:"→"}.hero-points{display:flex;gap:12px;flex-wrap:wrap;margin-top:30px}.hero-points span{padding:8px 12px;border-radius:999px;background:rgba(255,255,255,.72);border:1px solid rgba(59,130,246,.14);color:#31516E;font-size:14px}.hero-visual{position:relative}.hero-visual .main-visual{width:100%;max-height:590px;object-fit:contain;border-radius:30px;box-shadow:0 30px 80px rgba(39,86,128,.18);background:rgba(255,255,255,.48)}.floating-card{position:absolute;right:-10px;bottom:-24px;width:42%;padding:14px;background:rgba(255,255,255,.78);backdrop-filter:blur(14px);border:1px solid rgba(255,255,255,.88);border-radius:20px;box-shadow:var(--shadow)}.floating-card img{border-radius:15px}.highlight-strip{margin-top:-18px;position:relative;z-index:4}.highlight-grid{display:grid;grid-template-columns:repeat(4,1fr);background:rgba(255,255,255,.82);border:1px solid var(--line);box-shadow:var(--shadow);border-radius:22px;padding:10px}.highlight-item{padding:20px 18px;position:relative}.highlight-item:not(:last-child):after{content:"";position:absolute;right:0;top:20%;height:60%;width:1px;background:var(--line)}.num{font-size:12px;font-weight:800;color:#38BDF8;letter-spacing:.15em}.highlight-item h3{margin:4px 0 5px;font-size:17px}.highlight-item p{font-size:13px;color:var(--ink2);margin:0}.pills{display:flex;gap:10px;flex-wrap:wrap}.channel-pill{display:flex;flex-direction:column;gap:2px;padding:11px 15px;border-radius:20px;background:rgba(255,255,255,.78);border:1px solid var(--line);min-width:150px;flex:1 1 180px}.channel-pill strong{font-size:14px;color:#1D4E7B}.channel-pill span{font-size:12px;color:var(--ink2);line-height:1.5}.editorial-grid{display:grid;grid-template-columns:1fr 1fr;gap:44px;align-items:center}.editorial-copy{max-width:560px}.content-img{width:100%;border-radius:26px;box-shadow:var(--shadow);background:#fff;object-fit:contain}.media-stack{position:relative;padding:20px}.media-stack:before{content:"";position:absolute;left:0;top:0;width:70%;height:78%;background:#E9F5FF;border-radius:28px;z-index:-1}.media-stack.alt:before{left:auto;right:0;background:#E8FCFA}.zone-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:24px}.zone-grid.three{grid-template-columns:1.15fr .85fr 1fr}.zone-card,.info-card,.review-card,.card{background:rgba(255,255,255,.90);border:1px solid var(--line);box-shadow:var(--shadow);border-radius:22px;overflow:hidden}.zone-card{padding:26px}.zone-card.tint-blue{background:linear-gradient(145deg,#EEF7FF,#fff)}.zone-card.tint-cyan{background:linear-gradient(145deg,#E8FCFA,#fff)}.zone-card.deep{background:linear-gradient(145deg,#10243A,#173755);color:#EAF4FF}.zone-card.deep h2,.zone-card.deep h3,.zone-card.deep p,.zone-card.deep a{color:#F2F8FF}.zone-card img{border-radius:18px;margin-bottom:20px;max-height:350px;width:100%;object-fit:contain}.feature-list{display:grid;gap:12px;margin:20px 0}.feature-row{display:flex;gap:12px;align-items:flex-start;padding:12px 0;border-bottom:1px solid rgba(59,130,246,.10)}.feature-row:last-child{border-bottom:0}.feature-row b{display:inline-flex;align-items:center;justify-content:center;min-width:28px;height:28px;border-radius:9px;background:#EEF7FF;color:#2563EB;font-size:12px}.feature-row span{font-size:14px;color:#526A80}.feature-row strong{display:block;color:#18324B;margin-bottom:3px}.dark-section{background:#10253A;color:#EAF4FF;position:relative;overflow:hidden}.dark-section:before{content:"";position:absolute;width:420px;height:420px;border-radius:50%;background:rgba(56,189,248,.10);filter:blur(20px);right:-120px;top:-190px}.dark-section h2,.dark-section h3,.dark-section p{color:#EAF4FF}.security-grid{position:relative;display:grid;grid-template-columns:1fr 1fr;gap:26px}.security-card{padding:28px;border-radius:24px;background:rgba(255,255,255,.07);border:1px solid rgba(255,255,255,.10)}.security-card img{border-radius:18px;margin-bottom:18px;max-height:300px;width:100%;object-fit:contain}.reviews{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.review-card{padding:24px}.review-card:nth-child(2n){transform:translateY(12px)}.review-card blockquote{margin:0;color:#415B73}.review-card strong{display:block;color:#102033;margin-top:16px}.faq-list{display:grid;gap:12px}.faq-list details{background:#fff;border:1px solid var(--line);border-radius:18px;padding:0 18px;box-shadow:0 10px 30px rgba(29,78,119,.06)}.faq-list summary{cursor:pointer;list-style:none;font-weight:750;color:#17324B;padding:17px 28px 17px 0;position:relative}.faq-list summary::-webkit-details-marker{display:none}.faq-list summary:after{content:"+";position:absolute;right:0;top:12px;font-size:24px;color:#3B82F6}.faq-list details[open] summary:after{content:"–"}.faq-list details p{padding:0 0 16px;color:#5A6F83}.notice-band{background:linear-gradient(135deg,#EEF7FF,#E8FCFA);border-top:1px solid rgba(59,130,246,.10);border-bottom:1px solid rgba(59,130,246,.10)}.notice-grid{display:grid;grid-template-columns:.7fr 1.3fr;gap:28px;align-items:center}.mini-tags{display:flex;flex-wrap:wrap;gap:8px;margin-top:16px}.mini-tags span{font-size:12px;padding:6px 10px;background:#fff;border:1px solid var(--line);border-radius:999px;color:#2563EB}.page-hero{padding:72px 0 54px;background:linear-gradient(135deg,#F8FCFF,#EEF7FF 55%,#EDFCF9)}.page-hero-grid{display:grid;grid-template-columns:1fr .88fr;gap:46px;align-items:center}.page-hero h1{font-size:clamp(38px,5vw,62px)}.page-hero img{width:100%;max-height:460px;object-fit:contain;border-radius:28px;box-shadow:var(--shadow);background:rgba(255,255,255,.55)}.page-actions{display:flex;gap:14px;flex-wrap:wrap;margin-top:24px}.page-body{padding:72px 0}.content-columns{display:grid;grid-template-columns:1.25fr .75fr;gap:30px;align-items:start}.prose-card{padding:30px;border-radius:24px;background:#fff;border:1px solid var(--line);box-shadow:var(--shadow)}.prose-card p:last-child{margin-bottom:0}.side-stack{display:grid;gap:18px}.side-note{padding:22px;border-radius:20px;background:#EEF7FF;border:1px solid rgba(59,130,246,.10)}.side-note.cyan{background:#E8FCFA}.side-note strong{color:#17324B}.numbered-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.numbered-item{padding:25px;border-radius:22px;background:#fff;border:1px solid var(--line);box-shadow:0 12px 34px rgba(29,78,119,.07)}.numbered-item .big-num{font-size:30px;font-weight:850;color:#D5E9FB}.numbered-item h3{margin-top:-6px}.timeline{display:grid;gap:14px}.timeline-item{display:grid;grid-template-columns:82px 1fr;gap:16px;padding:18px 0;border-bottom:1px solid var(--line)}.timeline-item:last-child{border-bottom:0}.timeline-item time{color:#0284C7;font-weight:800}.step-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}.step{padding:22px;border-radius:22px;background:linear-gradient(145deg,#fff,#F1F8FF);border:1px solid var(--line)}.step b{width:34px;height:34px;border-radius:12px;display:inline-flex;align-items:center;justify-content:center;background:#173B63;color:#fff;margin-bottom:12px}.tag-cloud{display:flex;flex-wrap:wrap;gap:10px}.tag-cloud span{padding:9px 13px;border-radius:999px;background:#fff;border:1px solid var(--line);box-shadow:0 8px 20px rgba(29,78,119,.05)}.quote-card{padding:26px;border-radius:22px;background:#12253A;color:#EAF4FF}.quote-card p,.quote-card strong{color:#EAF4FF}.service-links{display:flex;flex-wrap:wrap;gap:10px}.service-links a{padding:8px 12px;border-radius:999px;border:1px solid var(--line);background:#fff;font-size:14px}.site-footer{background:#0C1B2A;color:#EAF4FF;padding:68px 0 26px}.footer-grid{max-width:1200px;margin:0 auto;padding:0 24px;display:grid;grid-template-columns:1.8fr repeat(3,1fr);gap:34px}.site-footer h2{font-size:15px;color:#fff;margin-bottom:14px}.site-footer p{color:#BFD0E0;font-size:14px;max-width:440px}.site-footer a{display:block;color:#D6E8F8;font-size:14px;margin:8px 0}.site-footer a:hover{color:#fff}.footer-logo{margin-bottom:14px}.footer-bottom{max-width:1200px;margin:40px auto 0;padding:20px 24px 0;border-top:1px solid rgba(255,255,255,.08);display:flex;gap:20px;justify-content:space-between;color:#8FA7BC;font-size:12px}.mobile-bottom-nav{display:none}.accent-panel{padding:34px;border-radius:28px;background:linear-gradient(135deg,#12253A,#174064);color:#EAF4FF}.accent-panel h2,.accent-panel h3,.accent-panel p{color:#EAF4FF}.app-device{max-width:440px;margin:0 auto}.app-device img{max-height:560px;object-fit:contain;margin:0 auto}.split-callout{display:grid;grid-template-columns:.9fr 1.1fr;gap:28px;align-items:stretch}.split-callout>div{padding:28px;border-radius:24px}.split-callout .soft{background:#EEF7FF}.split-callout .soft2{background:#E8FCFA}.media-list{display:grid;gap:16px}.media-item{display:grid;grid-template-columns:92px 1fr;gap:16px;align-items:center;padding:12px;border:1px solid var(--line);border-radius:18px;background:#fff}.media-item img{width:92px;height:70px;object-fit:contain;border-radius:12px;background:#F5F8FC}.stat-row{display:grid;grid-template-columns:repeat(3,1fr);gap:14px;margin-top:22px}.stat{padding:18px;border-radius:18px;background:rgba(255,255,255,.68);border:1px solid var(--line)}.stat strong{display:block;color:#102033;font-size:20px}.stat span{font-size:12px;color:#657789}
@media(max-width:1020px){.nav-core{display:none}.mobile-menu-toggle{display:flex}.desktop-menu-toggle{display:none}.header-inner{grid-template-columns:auto 1fr auto}.site-logo{justify-content:center}.hero-grid,.page-hero-grid,.editorial-grid,.content-columns,.notice-grid{grid-template-columns:1fr}.hero-visual{max-width:720px;margin:0 auto}.zone-grid.three{grid-template-columns:1fr 1fr}.reviews{grid-template-columns:1fr 1fr}.footer-grid{grid-template-columns:1.4fr 1fr 1fr}.footer-grid>div:last-child{grid-column:2/4}.numbered-grid{grid-template-columns:1fr 1fr}.step-grid{grid-template-columns:1fr 1fr}.split-callout{grid-template-columns:1fr}}
@media(max-width:700px){.header-inner{min-height:64px;padding:0 14px;gap:10px}.site-logo strong{display:none}.site-logo img{max-height:38px}.main-btn.compact{padding:0 13px;min-height:38px}.mobile-menu-toggle{width:38px;height:38px}.hero{padding:58px 0 48px}.wrap{padding:0 18px}.section{padding:62px 0}.section.tight{padding:42px 0}h1{font-size:42px}.hero-grid{gap:30px}.floating-card{position:relative;right:auto;bottom:auto;width:70%;margin:-30px 0 0 auto}.highlight-strip{margin-top:0;padding-top:14px}.highlight-grid{grid-template-columns:1fr 1fr}.highlight-item:nth-child(2):after{display:none}.highlight-item:not(:last-child):after{height:50%;top:25%}.zone-grid,.zone-grid.three,.security-grid,.reviews,.numbered-grid,.step-grid{grid-template-columns:1fr}.review-card:nth-child(2n){transform:none}.footer-grid{grid-template-columns:1fr 1fr}.footer-brand{grid-column:1/3}.footer-grid>div:last-child{grid-column:auto}.footer-bottom{flex-direction:column}.mobile-bottom-nav{position:fixed;display:grid;grid-template-columns:repeat(4,1fr);left:12px;right:12px;bottom:10px;z-index:9000;background:rgba(12,27,42,.95);backdrop-filter:blur(14px);border:1px solid rgba(255,255,255,.10);border-radius:18px;padding:7px;box-shadow:0 15px 35px rgba(8,25,40,.24)}.mobile-bottom-nav a{text-align:center;color:#DCEAF7;font-size:12px;padding:8px 4px;border-radius:12px}.mobile-bottom-nav a:hover{background:rgba(56,189,248,.14)}body{padding-bottom:76px}.drawer-nav{grid-template-columns:1fr}.timeline-item{grid-template-columns:1fr;gap:3px}.stat-row{grid-template-columns:1fr}.page-hero{padding:52px 0 42px}.page-body{padding:54px 0}.page-hero img{max-height:360px}.content-img{border-radius:20px}.site-drawer{width:min(360px,92vw)}}
@media(max-width:420px){.highlight-grid{grid-template-columns:1fr}.highlight-item:after{display:none!important}.header-actions .main-btn{font-size:12px;padding:0 11px}.footer-grid{grid-template-columns:1fr}.footer-brand,.footer-grid>div:last-child{grid-column:auto}.channel-pill{flex-basis:100%}}