*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:#F5F7FF;color:#1F2740;font-family:"Microsoft YaHei","PingFang SC",system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;line-height:1.8;overflow-x:hidden}body.drawer-open{overflow:hidden}a{color:inherit}img{max-width:100%;height:auto}.site-header{position:sticky;top:0;width:100%;z-index:9999;background:rgba(12,18,40,.94);backdrop-filter:blur(12px);box-shadow:0 8px 26px rgba(25,43,91,.16)}.header-inner{max-width:1280px;min-height:72px;margin:0 auto;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;text-decoration:none;font-size:24px;letter-spacing:.04em}.site-logo img{width:44px;height:44px;object-fit:contain;display:block}.nav-core{display:flex;align-items:center;gap:10px}.nav-core a{color:#EEF2FF;text-decoration:none;border-radius:999px;padding:8px 12px;white-space:nowrap;font-size:15px}.nav-core a:hover,.nav-core a.active{color:#fff;background:rgba(0,212,255,.16)}.header-actions{display:flex;align-items:center;gap:12px}.main-btn,.secondary-btn{display:inline-flex;align-items:center;justify-content:center;min-height:46px;padding:10px 22px;border-radius:999px;text-decoration:none;font-weight:700;transition:.25s ease}.main-btn{background:linear-gradient(135deg,#5B6CFF 0%,#7A5CFF 48%,#00D4FF 100%);color:#fff;box-shadow:0 14px 32px rgba(91,108,255,.22)}.main-btn:hover{transform:translateY(-2px);box-shadow:0 18px 36px rgba(91,108,255,.3)}.secondary-btn{border:1px solid rgba(91,108,255,.35);background:#fff;color:#5B6CFF}.menu-toggle{width:44px;height:44px;border:0;border-radius:14px;background:rgba(255,255,255,.1);display:inline-flex;flex-direction:column;align-items:center;justify-content:center;gap:5px;cursor:pointer}.menu-toggle span{display:block;width:20px;height:2px;background:#fff;border-radius:2px}.mobile-menu-toggle{display:none}.drawer-mask{position:fixed;inset:0;background:rgba(6,10,24,.58);z-index:10000;opacity:0;visibility:hidden;transition:.25s}.drawer-mask.open{opacity:1;visibility:visible}.site-drawer{position:fixed;top:0;right:0;width:min(420px,92vw);height:100vh;background:#fff;z-index:10001;transform:translateX(105%);transition:.3s ease;overflow-y:auto;padding:24px;box-shadow:-20px 0 50px rgba(11,16,36,.2)}.site-drawer.open{transform:translateX(0)}.drawer-head{display:flex;align-items:center;justify-content:space-between}.drawer-brand{display:flex;align-items:center;gap:10px;text-decoration:none;color:#131A35;font-size:24px;font-weight:800}.drawer-brand img{width:44px;height:44px;object-fit:contain}.drawer-close{width:42px;height:42px;border:0;border-radius:50%;background:#EFF2FF;color:#16213E;font-size:27px;cursor:pointer}.drawer-intro{color:#66708A;margin:20px 0}.drawer-nav{display:grid;grid-template-columns:1fr 1fr;gap:10px}.drawer-nav a{display:flex;align-items:center;justify-content:space-between;padding:12px 14px;border-radius:14px;background:#F5F7FF;text-decoration:none;color:#1F2740}.drawer-nav a:hover,.drawer-nav a.active{background:#EAF7FF;color:#5B6CFF}.drawer-nav b{font-weight:400}.drawer-note{margin-top:22px;padding:16px;border-radius:16px;background:#FFF4D6;color:#5E4B1B;font-size:14px}.container{width:min(1200px,calc(100% - 40px));margin:0 auto}.section{padding:78px 0}.section-soft{background:linear-gradient(180deg,rgba(234,247,255,.72),rgba(245,247,255,0))}.section-dark{background:#11182F;color:#EEF2FF}.section-dark h2,.section-dark h3{color:#fff}.section-kicker{display:inline-flex;align-items:center;gap:8px;color:#5B6CFF;font-size:14px;font-weight:800;letter-spacing:.08em;text-transform:uppercase}.section-kicker:before{content:"";width:28px;height:2px;background:linear-gradient(90deg,#5B6CFF,#00D4FF)}h1,h2,h3,.section-title{color:#131A35;line-height:1.25;margin-top:0}h1{font-size:clamp(42px,7vw,82px);letter-spacing:-.04em;margin-bottom:18px}h2{font-size:clamp(30px,4vw,46px);margin-bottom:20px}h3{font-size:21px}.lead{font-size:18px;color:#59647F;max-width:820px}.section-head{max-width:760px;margin-bottom:34px}.section-head p{color:#66708A}.hero{position:relative;overflow:hidden;padding:82px 0 72px;background:radial-gradient(circle at 15% 20%,rgba(122,92,255,.23),transparent 34%),radial-gradient(circle at 80% 18%,rgba(0,212,255,.2),transparent 30%),linear-gradient(135deg,#F8F2FF 0%,#EAF7FF 50%,#FFF8FB 100%)}.hero:after{content:"";position:absolute;width:420px;height:420px;border-radius:50%;right:-180px;bottom:-220px;background:rgba(255,200,87,.2);filter:blur(8px)}.hero-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:54px;align-items:center;position:relative;z-index:1}.hero-copy .brand-chip{display:inline-flex;padding:7px 13px;border-radius:999px;background:rgba(91,108,255,.1);color:#5B6CFF;font-weight:800;margin-bottom:18px}.hero-copy p{font-size:17px;color:#56617A}.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin:28px 0}.hero-points{display:flex;flex-wrap:wrap;gap:10px}.hero-points span{padding:8px 13px;border-radius:999px;background:#fff;border:1px solid rgba(91,108,255,.16);box-shadow:0 8px 22px rgba(25,43,91,.08);font-size:14px}.hero-visual{position:relative}.hero-visual img{width:100%;max-height:560px;object-fit:contain;display:block;filter:drop-shadow(0 30px 45px rgba(25,43,91,.2))}.floating-card{position:absolute;padding:13px 16px;border-radius:16px;background:rgba(255,255,255,.92);box-shadow:0 16px 36px rgba(25,43,91,.16);font-size:14px;font-weight:700}.floating-card.one{left:-22px;bottom:14%}.floating-card.two{right:4%;top:4%}.highlight-strip{margin-top:-24px;position:relative;z-index:2}.highlight-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}.highlight-item{background:#fff;border:1px solid rgba(91,108,255,.18);box-shadow:0 20px 46px rgba(25,43,91,.12);border-radius:22px;padding:22px}.highlight-item b{display:block;color:#131A35;font-size:18px;margin-bottom:6px}.highlight-item p{margin:0;color:#66708A;font-size:14px}.capsule-nav{display:flex;gap:12px;overflow-x:auto;padding:4px 2px 14px;scrollbar-width:thin}.capsule-link{min-width:190px;max-width:220px;padding:16px 18px;border-radius:20px;background:#fff;border:1px solid rgba(91,108,255,.16);text-decoration:none}.capsule-link strong{display:block;color:#131A35;margin-bottom:5px}.capsule-link span{color:#66708A;font-size:13px;line-height:1.6;display:block}.capsule-link:hover{border-color:#5B6CFF;transform:translateY(-2px)}.card,.zone-card,.info-card,.review-card{background:#fff;border:1px solid rgba(91,108,255,.18);box-shadow:0 20px 46px rgba(25,43,91,.14);border-radius:22px}.split{display:grid;grid-template-columns:1fr 1fr;gap:28px;align-items:center}.split.reverse .split-media{order:2}.split-copy{padding:10px}.split-media img,.content-img,.zone-card img,.app-section img{width:100%;height:auto;max-height:500px;object-fit:contain;display:block}.split-media{border-radius:28px;padding:24px;background:linear-gradient(135deg,#EFF8FF,#F8F2FF);border:1px solid rgba(91,108,255,.14)}.grid-2{display:grid;grid-template-columns:repeat(2,1fr);gap:24px}.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}.grid-4{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}.zone-card{overflow:hidden}.zone-card .card-media{background:#EFF8FF;padding:14px}.zone-card img{aspect-ratio:16/10}.zone-card .card-body{padding:24px}.zone-card p,.info-card p,.review-card p{color:#66708A}.zone-card ul,.content-list{padding-left:20px;color:#4D5871}.text-link{color:#5B6CFF;font-weight:700;text-decoration:none}.text-link:hover{text-decoration:underline}.info-card{padding:26px}.info-card .number{font-size:13px;font-weight:800;color:#FFC857}.security-wrap{display:grid;grid-template-columns:1fr 1fr;gap:24px}.security-card{padding:28px;border-radius:26px}.security-card.safety{background:#EAF7FF}.security-card.privacy{background:#FFF4D6}.security-card img{width:100%;height:240px;object-fit:contain}.review-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}.review-card{padding:24px}.review-card .stars{color:#FFC857;letter-spacing:.1em}.review-card footer{margin-top:14px;color:#5B6CFF;font-weight:700}.faq-list{display:grid;gap:14px}.faq-item{background:#fff;border:1px solid rgba(91,108,255,.16);border-radius:18px;padding:20px 22px}.faq-item summary{cursor:pointer;color:#131A35;font-weight:800}.faq-item p{margin:12px 0 0;color:#66708A}.notice{padding:26px;border-radius:24px;background:linear-gradient(135deg,#16213E,#11182F);color:#EEF2FF}.notice h2,.notice h3{color:#fff}.notice a{color:#00D4FF}.page-hero{padding:70px 0;background:radial-gradient(circle at 80% 20%,rgba(0,212,255,.2),transparent 34%),linear-gradient(135deg,#F8F2FF,#EAF7FF)}.page-hero-grid{display:grid;grid-template-columns:1.08fr .92fr;gap:46px;align-items:center}.page-hero h1{font-size:clamp(38px,6vw,64px)}.page-hero img{width:100%;max-height:440px;object-fit:contain}.breadcrumbs{font-size:14px;color:#66708A;margin-bottom:14px}.breadcrumbs a{color:#5B6CFF;text-decoration:none}.page-intro{font-size:17px;color:#59647F}.fact-list{display:grid;grid-template-columns:repeat(3,1fr);gap:14px;margin-top:28px}.fact-list div{padding:16px;border-radius:18px;background:rgba(255,255,255,.78);border:1px solid rgba(91,108,255,.14)}.fact-list strong{display:block;color:#131A35}.article-sections{display:grid;gap:26px}.article-section{display:grid;grid-template-columns:80px 1fr;gap:22px;padding:28px;border-radius:24px;background:#fff;border:1px solid rgba(91,108,255,.16);box-shadow:0 14px 36px rgba(25,43,91,.09)}.article-section .section-index{width:64px;height:64px;border-radius:20px;background:linear-gradient(135deg,#5B6CFF,#00D4FF);color:#fff;display:flex;align-items:center;justify-content:center;font-weight:900;font-size:22px}.article-section p{margin:0 0 12px;color:#56617A}.article-section ul{margin:0;padding-left:20px;color:#4D5871}.service-steps{counter-reset:steps;display:grid;grid-template-columns:repeat(3,1fr);gap:20px}.service-step{counter-increment:steps;padding:24px;border-radius:22px;background:#fff;border:1px solid rgba(91,108,255,.16)}.service-step:before{content:counter(steps,decimal-leading-zero);display:block;color:#7A5CFF;font-size:13px;font-weight:900;margin-bottom:8px}.cta-band{display:flex;align-items:center;justify-content:space-between;gap:24px;padding:34px;border-radius:28px;background:linear-gradient(135deg,#16213E,#5B6CFF);color:#fff}.cta-band h2{color:#fff;margin-bottom:8px}.cta-band p{margin:0;color:#E8ECFF}.site-footer{background:#0B1024;color:#EEF2FF;padding:58px 0 20px}.footer-inner{width:min(1200px,calc(100% - 40px));margin:0 auto;display:grid;grid-template-columns:1.5fr repeat(3,1fr);gap:34px}.footer-brand p{color:#AEB7D0;max-width:360px}.footer-links{display:flex;flex-direction:column;gap:8px}.footer-links h2{font-size:16px;color:#fff;margin:0 0 8px}.footer-links a{color:#BFC7DC;text-decoration:none;font-size:14px}.footer-links a:hover{color:#00D4FF}.footer-bottom{width:min(1200px,calc(100% - 40px));margin:34px auto 0;padding-top:20px;border-top:1px solid rgba(255,255,255,.1);display:flex;justify-content:space-between;gap:20px;color:#96A0BC;font-size:13px}.mobile-bottom-nav{display:none}.simple-list{display:grid;gap:12px}.simple-list a{display:flex;justify-content:space-between;gap:18px;padding:14px 16px;background:#fff;border:1px solid rgba(91,108,255,.14);border-radius:15px;text-decoration:none}.simple-list a span{color:#66708A;font-size:14px}.simple-list a b{color:#5B6CFF}.contact-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}.contact-card{padding:26px;border-radius:22px;background:#fff;border:1px solid rgba(91,108,255,.16)}@media(max-width:1020px){.nav-core{display:none}.mobile-menu-toggle{display:inline-flex}.desktop-menu-toggle{display:none}.site-logo{position:absolute;left:50%;transform:translateX(-50%)}.header-inner{padding:0 16px}.hero-grid,.page-hero-grid{grid-template-columns:1fr}.hero-copy{text-align:center}.hero-copy .lead{margin-left:auto;margin-right:auto}.hero-actions,.hero-points{justify-content:center}.hero-visual{max-width:680px;margin:0 auto}.floating-card.one{left:2%}.highlight-grid{grid-template-columns:repeat(2,1fr)}.grid-4{grid-template-columns:repeat(2,1fr)}.grid-3,.review-grid{grid-template-columns:repeat(2,1fr)}.footer-inner{grid-template-columns:1.5fr 1fr 1fr}.footer-links:last-child{grid-column:2/4}.fact-list{grid-template-columns:1fr 1fr}.service-steps{grid-template-columns:1fr 1fr}.contact-grid{grid-template-columns:1fr 1fr}}@media(max-width:720px){body{padding-bottom:68px}.header-inner{min-height:64px}.site-logo img{width:38px;height:38px}.site-logo strong{display:none}.header-cta{min-height:40px;padding:8px 14px;font-size:13px}.menu-toggle{width:40px;height:40px}.section{padding:56px 0}.hero{padding:58px 0 50px}.hero-grid{gap:28px}.hero-copy{text-align:left}.hero-actions,.hero-points{justify-content:flex-start}.floating-card{display:none}.highlight-strip{margin-top:0;padding-top:18px}.highlight-grid,.grid-2,.grid-3,.grid-4,.review-grid,.security-wrap,.split,.service-steps,.contact-grid{grid-template-columns:1fr}.split.reverse .split-media{order:0}.page-hero{padding:52px 0}.fact-list{grid-template-columns:1fr}.article-section{grid-template-columns:1fr}.article-section .section-index{width:52px;height:52px;border-radius:16px}.cta-band{align-items:flex-start;flex-direction:column}.footer-inner{grid-template-columns:1fr 1fr}.footer-brand{grid-column:1/3}.footer-links:last-child{grid-column:auto}.footer-bottom{flex-direction:column}.mobile-bottom-nav{position:fixed;left:0;right:0;bottom:0;z-index:9000;height:62px;padding-bottom:env(safe-area-inset-bottom);background:rgba(255,255,255,.96);border-top:1px solid rgba(91,108,255,.14);display:grid;grid-template-columns:repeat(4,1fr);box-shadow:0 -8px 24px rgba(25,43,91,.1)}.mobile-bottom-nav a{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:1px;text-decoration:none;color:#66708A;font-size:11px}.mobile-bottom-nav span{font-size:19px;color:#5B6CFF}.drawer-nav{grid-template-columns:1fr}.site-drawer{left:0;right:auto;transform:translateX(-105%)}.site-drawer.open{transform:translateX(0)}}@media(max-width:440px){.container{width:min(100% - 28px,1200px)}h1{font-size:44px}.highlight-grid{grid-template-columns:1fr}.footer-inner{grid-template-columns:1fr}.footer-brand{grid-column:auto}.header-cta{padding:8px 12px}.hero-copy p,.page-intro{font-size:16px}}