:root{--bg:#F5F8FC;--nav:rgba(10,24,42,.94);--title:#102033;--brand:#3B82F6;--deep:#172B4D;--ice:#38BDF8;--cyan:#22D3C5;--violet:#6366F1;--soft:#E9F5FF;--soft-cyan:#E8FCFA;--soft-gray:#F0F4F8;--blue:#2563EB;--text:#263748;--muted:#657789;--subtle:#8C9AAA;--card:#fff;--dark:#12253A;--border:rgba(59,130,246,.14);--shadow:0 20px 50px rgba(29,78,119,.10);--radius:24px;--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","Hiragino Sans GB","Microsoft YaHei",sans-serif;line-height:1.75;overflow-x:hidden}body.drawer-open{overflow:hidden}img{max-width:100%;height:auto;display:block}a{color:var(--blue);text-decoration:none}a:hover{text-decoration:none}button,a{outline-offset:3px}button:focus-visible,a:focus-visible{outline:3px solid rgba(56,189,248,.45)}main{min-height:60vh}h1,h2,h3,h4,.section-title{color:var(--title);line-height:1.25;margin-top:0}h1{font-size:clamp(2.45rem,5vw,5.3rem);letter-spacing:-.045em}h2{font-size:clamp(1.8rem,3vw,3rem);letter-spacing:-.025em}h3{font-size:1.18rem}p{margin:0 0 1em}.site-header{position:sticky;top:0;width:100%;z-index:9999;background:var(--nav);backdrop-filter:blur(16px);-webkit-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;display:grid;grid-template-columns:auto 1fr auto;align-items:center;gap:28px;padding:0 22px}.site-logo{display:inline-flex;align-items:center}.site-logo img{max-height:44px;width:auto}.nav-core{display:flex;align-items:center;justify-content:center;gap:10px;min-width:0}.nav-core a{color:#DCEAF7;border-radius:999px;padding:8px 12px;white-space:nowrap;font-size:.95rem}.nav-core a:hover,.nav-core a.active{color:#fff;background:rgba(56,189,248,.14)}.header-actions{display:flex;align-items:center;gap:12px}.main-btn,.outline-btn{display:inline-flex;align-items:center;justify-content:center;min-height:48px;padding:0 22px;border-radius:999px;font-weight:700;transition:transform .2s ease,box-shadow .2s ease,background .2s ease}.main-btn{background:linear-gradient(135deg,#2563EB 0%,#3B82F6 48%,#22D3C5 100%);color:#fff;box-shadow:0 14px 32px rgba(37,99,235,.20)}.main-btn:hover{transform:translateY(-2px);box-shadow:0 18px 40px rgba(37,99,235,.26)}.outline-btn{border:1px solid rgba(37,99,235,.25);color:var(--blue);background:#fff}.compact-btn{min-height:42px;padding:0 18px;font-size:.92rem}.menu-toggle{width:42px;height:42px;border:1px solid rgba(255,255,255,.14);background:rgba(255,255,255,.07);border-radius:14px;display:inline-flex;flex-direction:column;align-items:center;justify-content:center;gap:4px;cursor:pointer}.menu-toggle span{display:block;width:17px;height:2px;background:#EAF4FF;border-radius:99px}.mobile-menu-toggle{display:none}.drawer-overlay{position:fixed;inset:0;background:rgba(2,12,24,.48);z-index:10000;opacity:0;transition:opacity .25s ease}.drawer-overlay.show{opacity:1}.site-drawer{position:fixed;z-index:10001;top:0;right:0;width:min(380px,88vw);height:100dvh;background:#0E2133;color:#fff;padding:24px;transform:translateX(105%);transition:transform .28s ease;overflow-y:auto;box-shadow:-24px 0 60px rgba(2,12,24,.28)}.site-drawer.open{transform:translateX(0)}.drawer-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:20px;font-size:1.2rem}.drawer-close{width:42px;height:42px;border:0;border-radius:50%;background:rgba(255,255,255,.08);color:#fff;font-size:1.8rem;cursor:pointer}.drawer-nav{display:grid;grid-template-columns:1fr 1fr;gap:8px}.drawer-nav a{color:#DDEBFA;background:rgba(255,255,255,.045);border:1px solid rgba(255,255,255,.06);padding:11px 13px;border-radius:14px}.drawer-nav a:hover{background:rgba(56,189,248,.12);color:#fff}.wrap{width:min(var(--max),calc(100% - 40px));margin-inline:auto}.section{padding:88px 0}.section-sm{padding:58px 0}.section-soft{background:linear-gradient(180deg,rgba(233,245,255,.88),rgba(245,248,252,.6))}.section-cyan{background:linear-gradient(135deg,rgba(232,252,250,.92),rgba(233,245,255,.82))}.section-dark{background:linear-gradient(135deg,#10263A,#153E59);color:#DDEBFA}.section-dark h2,.section-dark h3{color:#fff}.section-dark p{color:#D8E8F6}.eyebrow,.section-kicker,.label,.badge,.tag{display:inline-block;color:#0284C7;font-size:.76rem;font-weight:800;letter-spacing:.12em;text-transform:uppercase}.section-head{display:flex;align-items:end;justify-content:space-between;gap:30px;margin-bottom:34px}.section-head p{max-width:650px;color:var(--muted);margin:0}.hero{position:relative;overflow:hidden;padding:88px 0 76px;background:radial-gradient(circle at 82% 25%,rgba(56,189,248,.23),transparent 28%),radial-gradient(circle at 12% 75%,rgba(34,211,197,.16),transparent 30%),linear-gradient(135deg,#F9FCFF 0%,#EAF6FF 54%,#F2FFFC 100%)}.hero:before{content:"";position:absolute;inset:0;background-image:linear-gradient(rgba(59,130,246,.055) 1px,transparent 1px),linear-gradient(90deg,rgba(59,130,246,.055) 1px,transparent 1px);background-size:42px 42px;mask-image:linear-gradient(to bottom,black,transparent 80%);pointer-events:none}.hero-grid{position:relative;display:grid;grid-template-columns:minmax(0,.9fr) minmax(0,1.1fr);gap:56px;align-items:center}.hero-copy{position:relative;z-index:2}.hero-copy .lead{font-size:1.15rem;color:#445E74;max-width:700px}.hero-subtitle{font-size:clamp(1.15rem,2vw,1.55rem);font-weight:700;color:var(--deep);margin:-16px 0 18px}.hero-actions{display:flex;gap:12px;flex-wrap:wrap;margin:28px 0}.hero-points{display:flex;gap:10px;flex-wrap:wrap}.hero-points span{padding:8px 12px;border-radius:999px;background:rgba(255,255,255,.72);border:1px solid rgba(59,130,246,.13);color:#38536A;font-size:.9rem}.hero-visual{position:relative;min-height:520px}.hero-visual .hero-main{width:min(100%,720px);margin-left:auto;border-radius:30px;box-shadow:0 35px 80px rgba(21,70,110,.18);border:1px solid rgba(255,255,255,.9);background:#fff}.float-media{position:absolute;border-radius:24px;box-shadow:var(--shadow);border:8px solid rgba(255,255,255,.9);background:#fff}.float-media.phone{width:29%;right:4%;bottom:-5%}.float-media.banner{width:38%;left:-2%;bottom:2%}.metric-strip{position:relative;margin-top:-20px;z-index:3}.metric-grid{display:grid;grid-template-columns:repeat(4,1fr);background:rgba(255,255,255,.86);backdrop-filter:blur(16px);border:1px solid rgba(59,130,246,.12);box-shadow:var(--shadow);border-radius:24px;overflow:hidden}.metric-item{padding:24px 25px;position:relative}.metric-item:not(:last-child):after{content:"";position:absolute;right:0;top:22%;bottom:22%;width:1px;background:rgba(59,130,246,.13)}.metric-no{color:#1596CF;font-weight:800;font-size:.78rem;letter-spacing:.12em}.metric-item h3{margin:5px 0 7px}.metric-item p{font-size:.9rem;color:var(--muted);margin:0}.pills{display:flex;flex-wrap:wrap;gap:10px}.channel-pill{display:flex;align-items:center;gap:10px;max-width:100%;padding:10px 14px;border:1px solid var(--border);border-radius:999px;background:rgba(255,255,255,.75);box-shadow:0 8px 20px rgba(29,78,119,.05)}.channel-pill strong{color:var(--title);white-space:nowrap}.channel-pill span{color:var(--muted);font-size:.87rem}.channel-pill a{font-size:.85rem;white-space:nowrap}.split{display:grid;grid-template-columns:1fr 1fr;gap:30px;align-items:stretch}.split-visual{display:grid;grid-template-columns:minmax(0,1.06fr) minmax(0,.94fr);gap:50px;align-items:center}.reverse .media-box{order:2}.media-box{position:relative}.content-img,.media-box img,.zone-card img,.app-section img{max-width:100%;height:auto;object-fit:contain;border-radius:26px;box-shadow:var(--shadow)}.media-box:after{content:"";position:absolute;width:42%;aspect-ratio:1;right:-5%;bottom:-8%;border-radius:50%;background:rgba(34,211,197,.14);filter:blur(4px);z-index:-1}.prose p{color:#526A7D}.feature-list{display:grid;gap:12px;margin:22px 0}.feature-item{padding:16px 18px;border-left:3px solid var(--ice);background:rgba(255,255,255,.7);border-radius:0 16px 16px 0}.feature-item strong{display:block;color:var(--title);margin-bottom:2px}.text-link{font-weight:700;color:var(--blue)}.editorial-grid{display:grid;grid-template-columns:1.25fr .75fr;gap:24px}.editorial-main,.editorial-side,.zone-card,.info-card,.review-card,.glass-card,.card{background:rgba(255,255,255,.90);border:1px solid var(--border);box-shadow:var(--shadow);border-radius:22px}.editorial-main{padding:26px}.editorial-side{padding:24px;background:linear-gradient(160deg,#F8FDFF,#E8FCFA)}.editorial-main img{border-radius:20px;margin-bottom:24px}.tag-row{display:flex;flex-wrap:wrap;gap:8px;margin:16px 0}.tag-chip{font-size:.84rem;padding:7px 10px;border-radius:999px;background:#EEF7FF;color:#2E6EAA;border:1px solid rgba(59,130,246,.11)}.zone-card{padding:26px;overflow:hidden}.zone-card.blue{background:linear-gradient(150deg,#fff,#EDF7FF)}.zone-card.cyan{background:linear-gradient(150deg,#fff,#EAFCF9)}.zone-card.dark{background:var(--dark);color:#DDEAF5}.zone-card.dark h2,.zone-card.dark h3{color:#fff}.zone-card img{margin-bottom:22px}.zone-card p{color:var(--muted)}.zone-card.dark p{color:#C6D9E8}.triple{display:grid;grid-template-columns:1.05fr .9fr 1.05fr;gap:22px;align-items:start}.timeline{display:grid;gap:14px}.timeline-item{display:grid;grid-template-columns:72px 1fr;gap:14px;align-items:start;padding-bottom:14px;border-bottom:1px solid rgba(59,130,246,.12)}.timeline-date{font-size:.78rem;font-weight:800;color:#3B82F6;background:#EEF7FF;padding:7px 8px;border-radius:10px;text-align:center}.safety-band{display:grid;grid-template-columns:1fr 1fr;gap:28px;background:linear-gradient(135deg,#EAF6FF,#ECFFFB);padding:30px;border-radius:30px;border:1px solid rgba(59,130,246,.12)}.safety-pane{display:grid;grid-template-columns:160px 1fr;gap:22px;align-items:center}.safety-pane img{border-radius:22px;box-shadow:0 14px 32px rgba(29,78,119,.10)}.review-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.review-card{padding:24px}.review-card:nth-child(2n){transform:translateY(12px)}.quote-mark{font-size:2.8rem;line-height:1;color:#9DDFFC}.review-meta{font-size:.83rem;color:var(--subtle);margin-top:14px}.faq-list{display:grid;gap:12px}.faq-list details{background:#fff;border:1px solid var(--border);border-radius:18px;padding:0 20px}.faq-list summary{cursor:pointer;font-weight:700;color:var(--title);padding:18px 0;list-style:none}.faq-list summary::-webkit-details-marker{display:none}.faq-list details p{padding:0 0 18px;margin:0;color:var(--muted)}.notice{display:grid;grid-template-columns:auto 1fr;gap:18px;padding:28px;border-radius:24px;background:#122D43;color:#E6F2FA}.notice .notice-no{font-size:2rem;font-weight:800;color:#6EDDF2}.notice h2{color:#fff;margin-bottom:8px}.notice p{color:#CFE0EC;margin:0}.page-hero{padding:70px 0 54px;background:radial-gradient(circle at 78% 20%,rgba(56,189,248,.16),transparent 30%),linear-gradient(135deg,#FBFDFF,#EAF6FF)}.page-hero-grid{display:grid;grid-template-columns:1fr .82fr;gap:48px;align-items:center}.page-hero h1{font-size:clamp(2.4rem,4.5vw,4.5rem);margin-bottom:16px}.page-hero p{font-size:1.08rem;color:#506A7E}.page-hero img{border-radius:28px;box-shadow:var(--shadow)}.page-layout-a,.page-layout-b,.page-layout-c,.page-layout-d{padding:72px 0}.content-columns{display:grid;grid-template-columns:1.15fr .85fr;gap:32px}.story-block{background:#fff;border-radius:28px;padding:34px;border:1px solid var(--border);box-shadow:var(--shadow)}.story-block p{color:#526A7D}.side-stack{display:grid;gap:18px}.mini-card{padding:22px;border-radius:20px;background:#fff;border:1px solid var(--border);box-shadow:0 12px 28px rgba(29,78,119,.07)}.mini-card h3{margin-bottom:8px}.number-list{counter-reset:item;display:grid;gap:18px}.number-list .number-item{position:relative;padding:24px 24px 24px 72px;border-radius:22px;background:#fff;border:1px solid var(--border)}.number-list .number-item:before{counter-increment:item;content:"0" counter(item);position:absolute;left:22px;top:22px;font-weight:900;color:#33A5DC}.guide-steps{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.guide-step{padding:24px;border-radius:22px;background:linear-gradient(155deg,#fff,#EEF8FF);border:1px solid var(--border)}.guide-step .step-no{font-size:.78rem;font-weight:900;color:#1685BB;letter-spacing:.1em}.topic-stream{display:grid;gap:14px}.topic-item{display:grid;grid-template-columns:auto 1fr;gap:14px;padding:18px;border-radius:18px;background:#fff;border:1px solid var(--border)}.topic-icon{width:44px;height:44px;border-radius:14px;display:grid;place-items:center;background:#EAF6FF;color:#236DA8;font-weight:900}.message-demo{display:grid;gap:12px;padding:24px;border-radius:26px;background:linear-gradient(160deg,#123049,#183D55);color:#E8F5FF}.bubble{max-width:82%;padding:12px 14px;border-radius:18px;background:rgba(255,255,255,.1)}.bubble.me{margin-left:auto;background:rgba(56,189,248,.16)}.label-grid{display:flex;flex-wrap:wrap;gap:10px}.interest-label{padding:9px 12px;border-radius:999px;background:#fff;border:1px solid var(--border);color:#39627F}.support-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}.support-card{padding:22px;border-radius:20px;background:#fff;border:1px solid var(--border)}.support-card h3{margin-bottom:8px}.review-line{padding:20px 22px;border-radius:18px;background:#F0F7FC;border-left:4px solid #38BDF8;margin-top:22px;color:#486276}.page-faq{margin-top:30px}.page-cta{display:flex;align-items:center;justify-content:space-between;gap:24px;padding:30px;border-radius:28px;background:linear-gradient(135deg,#16324A,#15526D);color:#E7F5FF}.page-cta h2{color:#fff;margin-bottom:8px}.page-cta p{margin:0;color:#D3E6F2;max-width:740px}.app-showcase{display:grid;grid-template-columns:.7fr 1.3fr;gap:40px;align-items:center}.phone-frame{padding:22px;border-radius:34px;background:linear-gradient(160deg,#EAF6FF,#E9FFFA);border:1px solid var(--border)}.phone-frame img{max-height:620px;margin:auto;border-radius:26px}.feature-mosaic{display:grid;grid-template-columns:1fr 1fr;gap:16px}.feature-mosaic .mini-card:first-child{grid-column:span 2}.contact-flow{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}.contact-flow .mini-card{position:relative}.contact-flow .mini-card:not(:last-child):after{content:"→";position:absolute;right:-14px;top:50%;transform:translateY(-50%);color:#64BDE6;font-weight:900}.site-footer{background:#0C1B2A;color:#EAF4FF;padding:64px 0 30px}.footer-inner{width:min(var(--max),calc(100% - 40px));margin:auto}.footer-brand{display:grid;grid-template-columns:220px 1fr;gap:34px;align-items:start;padding-bottom:36px;border-bottom:1px solid rgba(255,255,255,.08)}.footer-logo img{max-height:54px;width:auto}.footer-brand p{max-width:760px;color:#BFD0DE}.footer-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:34px;padding:36px 0}.footer-grid section{display:flex;flex-direction:column;gap:8px}.footer-grid h2{font-size:1rem;color:#fff;margin-bottom:6px}.footer-grid a{color:#CFE2F1;font-size:.93rem}.footer-grid p{font-size:.86rem;color:#AFC5D5;margin-top:6px}.footer-bottom{display:flex;justify-content:space-between;gap:28px;padding-top:24px;border-top:1px solid rgba(255,255,255,.08);font-size:.84rem;color:#AFC5D5}.mobile-bottom-nav{display:none}
@media (max-width:1050px){.nav-core{display:none}.header-inner{grid-template-columns:auto 1fr auto}.site-logo{justify-self:start}.desktop-menu-toggle{display:inline-flex}.hero-grid,.page-hero-grid,.split-visual,.app-showcase{grid-template-columns:1fr}.hero-visual{min-height:0}.hero-visual .hero-main{margin:auto}.float-media{display:none}.metric-grid{grid-template-columns:1fr 1fr}.metric-item:nth-child(2):after{display:none}.editorial-grid,.content-columns{grid-template-columns:1fr}.triple{grid-template-columns:1fr 1fr}.triple>*:last-child{grid-column:span 2}.review-grid{grid-template-columns:1fr 1fr}.support-grid,.contact-flow{grid-template-columns:1fr 1fr}.contact-flow .mini-card:after{display:none}}
@media (max-width:720px){body{padding-bottom:68px}.section{padding:62px 0}.section-sm{padding:44px 0}.wrap,.footer-inner{width:min(100% - 28px,var(--max))}.header-inner{min-height:64px;padding:0 12px;grid-template-columns:44px 1fr auto;gap:8px}.mobile-menu-toggle{display:inline-flex}.desktop-menu-toggle{display:none}.site-logo{justify-self:center}.site-logo img{max-height:38px;max-width:136px}.compact-btn{min-height:38px;padding:0 12px;font-size:.82rem}.hero{padding:58px 0 52px}.hero-grid{gap:34px}.hero-actions{margin:22px 0}.hero-points span{font-size:.82rem}.metric-strip{margin-top:12px}.metric-grid{grid-template-columns:1fr}.metric-item:not(:last-child):after{left:22px;right:22px;bottom:0;top:auto;width:auto;height:1px}.pills{display:grid}.channel-pill{border-radius:18px;align-items:flex-start;flex-wrap:wrap}.channel-pill span{flex-basis:100%}.split,.triple,.safety-band,.review-grid,.guide-steps,.feature-mosaic,.support-grid,.contact-flow{grid-template-columns:1fr}.triple>*:last-child,.feature-mosaic .mini-card:first-child{grid-column:auto}.safety-band{padding:20px}.safety-pane{grid-template-columns:96px 1fr}.section-head{align-items:flex-start;flex-direction:column}.review-card:nth-child(2n){transform:none}.page-hero{padding:48px 0 36px}.page-layout-a,.page-layout-b,.page-layout-c,.page-layout-d{padding:54px 0}.story-block{padding:24px}.page-cta{flex-direction:column;align-items:flex-start}.footer-brand{grid-template-columns:1fr}.footer-grid{grid-template-columns:1fr 1fr}.footer-bottom{flex-direction:column}.site-drawer{left:0;right:auto;transform:translateX(-105%)}.site-drawer.open{transform:translateX(0)}.drawer-nav{grid-template-columns:1fr 1fr}.mobile-bottom-nav{position:fixed;z-index:9000;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:1px solid rgba(255,255,255,.1);border-radius:18px;box-shadow:0 14px 36px rgba(10,24,42,.22);overflow:hidden}.mobile-bottom-nav a{color:#DCEAF7;text-align:center;padding:10px 4px;font-size:.82rem}.mobile-bottom-nav a:hover{background:rgba(56,189,248,.12);color:#fff}}
@media (max-width:440px){.drawer-nav{grid-template-columns:1fr}.footer-grid{grid-template-columns:1fr}.safety-pane{grid-template-columns:1fr}.header-inner{grid-template-columns:42px 1fr auto}.site-logo img{max-width:116px}.compact-btn{padding:0 10px}.hero-subtitle{margin-top:-8px}}