:root{--bg:#F5F7FF;--ink:#1F2740;--muted:#66708A;--faint:#9AA4BA;--title:#131A35;--brand:#5B6CFF;--violet:#7A5CFF;--cyan:#00D4FF;--gold:#FFC857;--rose:#D94F70;--deep:#16213E;--nav:#0C1228;--footer:#0B1024;--line:rgba(91,108,255,.18);--shadow:0 20px 46px rgba(25,43,91,.14);--grad:linear-gradient(135deg,#5B6CFF 0%,#7A5CFF 48%,#00D4FF 100%)}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--bg);color:var(--ink);font-family:"PingFang SC","Microsoft YaHei",system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",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(--brand);text-decoration:none}button,a{font:inherit}.skip-link{position:fixed;left:16px;top:-80px;z-index:12000;background:#fff;color:var(--title);padding:10px 16px;border-radius:12px}.skip-link:focus{top:12px}
.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;margin:0 auto;min-height:72px;padding:0 24px;display:flex;align-items:center;justify-content:space-between;gap:24px}.site-logo{display:flex;align-items:center;gap:10px;color:#fff;flex:none}.site-logo img{width:42px;height:42px;object-fit:contain}.site-logo strong{font-size:20px;letter-spacing:.08em}.nav-core{display:flex;align-items:center;justify-content:center;gap:8px;min-width:0}.nav-core a{color:#EEF2FF;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;flex:none}.main-btn{display:inline-flex;align-items:center;justify-content:center;min-height:46px;padding:0 24px;border-radius:999px;background:var(--grad);color:#fff;font-weight:700;box-shadow:0 14px 32px rgba(91,108,255,.22);transition:transform .25s ease,box-shadow .25s ease}.main-btn:hover{transform:translateY(-2px);box-shadow:0 18px 38px rgba(91,108,255,.3)}.menu-toggle{width:44px;height:44px;border:1px solid rgba(255,255,255,.24);border-radius:14px;background:rgba(255,255,255,.08);display:flex;flex-direction:column;align-items:center;justify-content:center;gap:5px;cursor:pointer}.menu-toggle span{width:20px;height:2px;background:#fff;border-radius:2px}.mobile-menu-toggle{display:none}.drawer-overlay{position:fixed;inset:0;background:rgba(4,8,24,.58);backdrop-filter:blur(3px);z-index:10020;opacity:0;visibility:hidden;transition:.3s}.drawer-overlay.show{opacity:1;visibility:visible}.site-drawer{position:fixed;right:0;top:0;bottom:0;width:min(390px,92vw);z-index:10030;background:#fff;padding:24px;transform:translateX(105%);transition:transform .32s ease;overflow-y:auto;box-shadow:-28px 0 60px rgba(12,18,40,.24)}.site-drawer.open{transform:translateX(0)}.drawer-head{display:flex;align-items:center;justify-content:space-between;gap:16px}.drawer-brand{display:flex;align-items:center;gap:10px;color:var(--title);font-size:20px;font-weight:800}.drawer-brand img{width:42px;height:42px;object-fit:contain}.drawer-close{width:42px;height:42px;border:0;border-radius:14px;background:#EEF2FF;color:var(--title);font-size:26px;cursor:pointer}.drawer-intro{color:var(--muted);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:1px solid var(--line);border-radius:14px;color:var(--ink);background:#FAFBFF}.drawer-nav a:hover,.drawer-nav a.active{background:#EEF4FF;color:var(--brand)}.drawer-note{margin-top:22px;padding:18px;border-radius:18px;background:#FFF8E4;border:1px solid rgba(255,200,87,.4)}.drawer-note strong{color:#8A5C00}.drawer-note p{margin:6px 0 0;color:#6D5B2E;font-size:14px}
main{display:block}.container{width:min(1180px,calc(100% - 40px));margin:0 auto}.section{padding:88px 0}.section-sm{padding:56px 0}.section-soft{background:linear-gradient(180deg,rgba(234,247,255,.78),rgba(245,247,255,0))}.section-dark{background:#11182F;color:#EEF2FF}.section-kicker{display:inline-flex;align-items:center;gap:8px;margin:0 0 12px;color:#9B6C00;background:#FFF4D6;border-radius:999px;padding:6px 12px;font-size:13px;font-weight:800;letter-spacing:.08em}.section-kicker:before{content:"";width:8px;height:8px;border-radius:50%;background:var(--gold)}h1,h2,h3,.section-title{color:var(--title);line-height:1.25;margin-top:0}h1{font-size:clamp(40px,6vw,76px);letter-spacing:-.035em;margin-bottom:20px}h2{font-size:clamp(28px,3.8vw,46px);letter-spacing:-.02em;margin-bottom:18px}h3{font-size:22px;margin-bottom:10px}p{margin:0 0 18px}.lead{font-size:clamp(17px,2vw,21px);color:var(--muted);max-width:760px}.section-heading{max-width:760px;margin-bottom:34px}.section-heading.center{text-align:center;margin-left:auto;margin-right:auto}.section-heading.center .lead{margin-left:auto;margin-right:auto}.text-link{font-weight:800;color:var(--brand)}.text-link:hover{color:var(--violet)}
.hero{position:relative;padding:86px 0 70px;overflow:hidden;background:radial-gradient(circle at 12% 12%,rgba(122,92,255,.18),transparent 28%),radial-gradient(circle at 88% 24%,rgba(0,212,255,.2),transparent 30%),linear-gradient(135deg,#F8F3FF 0%,#EEF9FF 54%,#FFF6FB 100%)}.hero:before,.hero:after{content:"";position:absolute;border-radius:50%;filter:blur(1px);pointer-events:none}.hero:before{width:260px;height:260px;right:-100px;top:90px;background:rgba(91,108,255,.12)}.hero:after{width:180px;height:180px;left:-70px;bottom:15px;background:rgba(217,79,112,.08)}.hero-grid{position:relative;display:grid;grid-template-columns:1.03fr .97fr;align-items:center;gap:64px}.hero-copy{position:relative;z-index:2}.hero-brand{display:inline-flex;gap:8px;align-items:center;color:var(--brand);font-weight:800;background:rgba(255,255,255,.72);border:1px solid rgba(91,108,255,.14);padding:7px 13px;border-radius:999px;margin-bottom:18px}.hero-subtitle{font-size:clamp(23px,3vw,36px);font-weight:800;color:var(--deep);margin:0 0 18px}.hero-copy .lead{max-width:660px}.hero-actions{display:flex;align-items:center;flex-wrap:wrap;gap:16px;margin:28px 0}.secondary-btn{display:inline-flex;align-items:center;justify-content:center;min-height:46px;padding:0 22px;border-radius:999px;border:1px solid rgba(91,108,255,.28);background:rgba(255,255,255,.78);color:var(--title);font-weight:800}.hero-points{display:flex;gap:12px;flex-wrap:wrap;margin-top:24px}.hero-points span{padding:8px 13px;border-radius:999px;background:#fff;box-shadow:0 10px 24px rgba(25,43,91,.08);font-size:14px;color:var(--deep)}.hero-visual{position:relative}.hero-visual img{width:100%;max-height:600px;object-fit:contain;filter:drop-shadow(0 34px 38px rgba(37,47,96,.22))}.floating-note{position:absolute;padding:14px 16px;border-radius:18px;background:rgba(255,255,255,.9);box-shadow:var(--shadow);backdrop-filter:blur(10px);font-weight:800;color:var(--deep)}.floating-note.one{left:-20px;top:18%}.floating-note.two{right:-10px;bottom:16%}.floating-note small{display:block;color:var(--muted);font-weight:500;margin-top:2px}
.highlight-strip{position:relative;margin-top:-28px;z-index:3}.highlight-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}.highlight-card{background:#fff;border:1px solid var(--line);box-shadow:0 16px 38px rgba(25,43,91,.1);border-radius:20px;padding:22px}.highlight-card b{display:block;color:var(--title);margin-bottom:5px}.highlight-card p{font-size:14px;color:var(--muted);margin:0}.highlight-icon{width:42px;height:42px;border-radius:14px;display:grid;place-items:center;background:linear-gradient(135deg,#EDF0FF,#E6FAFF);color:var(--brand);font-weight:900;margin-bottom:14px}
.pill-grid{display:flex;gap:12px;flex-wrap:wrap}.channel-pill{flex:1 1 210px;background:#fff;border:1px solid var(--line);border-radius:999px;padding:14px 18px;display:flex;align-items:center;justify-content:space-between;gap:12px;box-shadow:0 10px 24px rgba(25,43,91,.06)}.channel-pill div{min-width:0}.channel-pill strong{display:block;color:var(--title);font-size:15px}.channel-pill span{display:block;color:var(--muted);font-size:12px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.channel-pill a{font-weight:900;flex:none}
.split{display:grid;grid-template-columns:1fr 1fr;gap:34px;align-items:center}.split.reverse .content-img-wrap{order:-1}.content-img-wrap{position:relative}.content-img{width:100%;max-height:520px;object-fit:contain;border-radius:30px;background:linear-gradient(145deg,#EEF2FF,#E9FBFF);box-shadow:var(--shadow)}.media-collage{padding:28px 28px 72px;border-radius:32px;background:linear-gradient(145deg,#EEF2FF,#E9FBFF)}.media-collage .content-img{background:transparent;box-shadow:none}.media-collage .collage-small{position:absolute;right:2px;bottom:0;width:44%;max-height:220px;background:#fff;border:8px solid #fff;border-radius:24px;box-shadow:0 18px 38px rgba(25,43,91,.18)}.card,.zone-card,.info-card,.review-card{background:#fff;border:1px solid var(--line);box-shadow:var(--shadow);border-radius:22px}.content-panel{padding:34px}.feature-list{display:grid;gap:13px;margin:20px 0}.feature-item{display:flex;gap:12px;align-items:flex-start}.feature-item i{width:28px;height:28px;display:grid;place-items:center;border-radius:9px;background:#EEF2FF;color:var(--brand);font-style:normal;font-weight:900;flex:none}.feature-item b{display:block;color:var(--title)}.feature-item span{color:var(--muted);font-size:14px}.two-col{display:grid;grid-template-columns:1fr 1fr;gap:26px}.zone-card{overflow:hidden}.zone-card img{width:100%;aspect-ratio:16/10;object-fit:contain;background:#EEF3FF}.zone-body{padding:28px}.zone-body p{color:var(--muted)}.mini-points{display:grid;gap:9px;margin:16px 0}.mini-points span{display:flex;gap:9px;align-items:flex-start;color:var(--ink);font-size:14px}.mini-points span:before{content:"";width:8px;height:8px;margin-top:9px;border-radius:50%;background:var(--cyan);box-shadow:0 0 0 4px rgba(0,212,255,.11)}.three-col{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}.info-card{overflow:hidden}.info-card img{width:100%;aspect-ratio:16/10;object-fit:contain;background:#F0F4FF}.info-card-body{padding:26px}.info-card-body p{color:var(--muted)}
.security-band{display:grid;grid-template-columns:1fr 1fr;gap:26px}.security-card{position:relative;overflow:hidden;border-radius:26px;background:#11182F;color:#EEF2FF;box-shadow:var(--shadow);padding:32px;min-height:440px}.security-card:nth-child(2){background:linear-gradient(145deg,#17214A,#343080)}.security-card h3{color:#fff;font-size:28px}.security-card p{color:#C6D0EB}.security-card img{width:100%;height:210px;object-fit:contain;margin-top:18px}.security-card .text-link{color:#74E8FF}
.reviews-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}.review-card{padding:24px}.review-card blockquote{margin:0;color:var(--ink)}.review-card footer{margin-top:16px;color:var(--muted);font-size:14px}.review-card .stars{color:var(--gold);letter-spacing:.12em;margin-bottom:10px}.faq-list{display:grid;gap:14px}.faq-item{background:#fff;border:1px solid var(--line);border-radius:18px;padding:20px 22px}.faq-item summary{cursor:pointer;font-weight:800;color:var(--title);list-style:none;display:flex;justify-content:space-between;gap:16px}.faq-item summary::-webkit-details-marker{display:none}.faq-item summary:after{content:"+";color:var(--brand);font-size:20px}.faq-item[open] summary:after{content:"−"}.faq-item p{margin:12px 0 0;color:var(--muted)}.notice-box{display:grid;grid-template-columns:auto 1fr;gap:18px;padding:28px;border-radius:24px;background:#FFF4D6;border:1px solid rgba(255,200,87,.5)}.notice-box i{width:54px;height:54px;border-radius:17px;background:#fff;display:grid;place-items:center;font-style:normal;font-weight:900;color:#8A5C00}.notice-box h3{margin-bottom:6px}.notice-box p{color:#685832;margin:0}
.page-hero{padding:76px 0 52px;background:radial-gradient(circle at 84% 18%,rgba(0,212,255,.16),transparent 26%),linear-gradient(135deg,#F4F0FF,#EAF8FF)}.page-hero-grid{display:grid;grid-template-columns:1.08fr .92fr;gap:50px;align-items:center}.page-hero h1{font-size:clamp(38px,5vw,64px)}.page-hero img{width:100%;max-height:430px;object-fit:contain;filter:drop-shadow(0 26px 34px rgba(25,43,91,.16))}.breadcrumb{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:18px;color:var(--muted);font-size:14px}.breadcrumb a{color:var(--brand)}.article-grid{display:grid;grid-template-columns:minmax(0,1fr) 330px;gap:34px;align-items:start}.article-main{display:grid;gap:26px}.article-card{background:#fff;border:1px solid var(--line);border-radius:24px;padding:34px;box-shadow:0 16px 38px rgba(25,43,91,.08)}.article-card h2{font-size:30px}.article-card p{color:#44506B}.article-card ul{padding-left:1.2em;color:#44506B}.article-card li{margin:8px 0}.aside-stack{position:sticky;top:98px;display:grid;gap:18px}.aside-card{background:#fff;border:1px solid var(--line);border-radius:22px;padding:24px;box-shadow:0 16px 38px rgba(25,43,91,.08)}.aside-card h3{font-size:20px}.aside-card a{display:flex;justify-content:space-between;padding:10px 0;border-bottom:1px solid #EDF0F8;color:var(--ink)}.aside-card a:last-child{border-bottom:0}.quote-card{background:linear-gradient(145deg,#151E3C,#26265E);color:#fff;border-radius:24px;padding:30px}.quote-card h3{color:#fff}.quote-card p{color:#CFD8F4}.inline-image{width:100%;max-height:470px;object-fit:contain;border-radius:24px;background:#EDF4FF}.steps{counter-reset:step;display:grid;gap:14px}.step{position:relative;padding:18px 18px 18px 64px;border-radius:18px;background:#F7F9FF;border:1px solid var(--line)}.step:before{counter-increment:step;content:counter(step);position:absolute;left:18px;top:18px;width:30px;height:30px;border-radius:10px;background:var(--grad);color:#fff;display:grid;place-items:center;font-weight:900}.step b{display:block;color:var(--title)}.step span{font-size:14px;color:var(--muted)}.simple-review{padding:20px;border-radius:18px;background:#F9FAFF;border:1px solid var(--line);color:#44506B}.simple-review b{display:block;color:var(--title);margin-bottom:5px}.service-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.service-tile{padding:22px;border:1px solid var(--line);border-radius:19px;background:#F9FAFF}.service-tile strong{display:block;color:var(--title);margin-bottom:6px}.service-tile span{display:block;color:var(--muted);font-size:14px}.cta-band{padding:40px;border-radius:28px;background:linear-gradient(135deg,#1C2450,#342B78 58%,#0F789B);color:#fff;display:flex;align-items:center;justify-content:space-between;gap:30px}.cta-band h2{color:#fff;margin-bottom:8px}.cta-band p{color:#D8E2FF;margin:0;max-width:700px}
.mobile-bottom-nav{display:none}.site-footer{background:var(--footer);color:#EEF2FF;padding:60px 0 18px}.footer-inner{width:min(1180px,calc(100% - 40px));margin:0 auto;display:grid;grid-template-columns:1.5fr repeat(3,1fr);gap:40px}.footer-brand p{color:#AEB9D6;max-width:360px;margin-top:18px}.footer-links h3{color:#fff;font-size:16px}.footer-links a{display:block;color:#BFC9E3;padding:5px 0}.footer-links a:hover{color:#fff}.footer-bottom{width:min(1180px,calc(100% - 40px));margin:36px auto 0;padding-top:18px;border-top:1px solid rgba(255,255,255,.1);display:flex;justify-content:space-between;gap:24px;color:#8F9AB8;font-size:13px}.footer-logo img{width:46px;height:46px}
@media(max-width:1040px){.nav-core{display:none}.mobile-menu-toggle{display:flex}.desktop-menu-toggle{display:none}.header-inner{gap:14px}.hero-grid,.page-hero-grid,.split{grid-template-columns:1fr;gap:36px}.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:720px;margin:0 auto}.floating-note.one{left:5%}.floating-note.two{right:5%}.highlight-grid{grid-template-columns:repeat(2,1fr)}.article-grid{grid-template-columns:1fr}.aside-stack{position:static;grid-template-columns:1fr 1fr}.footer-inner{grid-template-columns:1.3fr 1fr 1fr}.footer-links:last-child{grid-column:2/4}.page-hero{text-align:center}.breadcrumb{justify-content:center}.page-hero .lead{margin-left:auto;margin-right:auto}.page-hero img{max-width:680px;margin:auto}}
@media(max-width:760px){body{padding-bottom:68px}.header-inner{min-height:64px;padding:0 14px}.site-logo strong{font-size:17px}.site-logo img{width:36px;height:36px}.header-cta{min-height:38px;padding:0 14px;font-size:13px}.menu-toggle{width:40px;height:40px}.container{width:min(100% - 28px,1180px)}.section{padding:62px 0}.section-sm{padding:44px 0}.hero{padding:56px 0 54px}.hero-grid{gap:28px}.hero h1{font-size:48px}.hero-subtitle{font-size:25px}.hero-actions{gap:10px}.main-btn,.secondary-btn{min-height:43px;padding:0 18px}.floating-note{display:none}.highlight-strip{margin-top:-18px}.highlight-grid,.two-col,.three-col,.security-band,.reviews-grid,.service-grid{grid-template-columns:1fr}.highlight-card{padding:18px}.channel-pill{flex-basis:100%;border-radius:18px}.channel-pill span{white-space:normal}.content-panel,.zone-body,.article-card{padding:24px}.aside-stack{grid-template-columns:1fr}.notice-box{grid-template-columns:1fr}.notice-box i{width:44px;height:44px}.cta-band{padding:28px;display:block}.cta-band .main-btn{margin-top:20px}.drawer-nav{grid-template-columns:1fr}.site-drawer{left:0;right:auto;transform:translateX(-105%)}.site-drawer.open{transform:translateX(0)}.mobile-bottom-nav{position:fixed;left:10px;right:10px;bottom:8px;z-index:9000;height:58px;border-radius:20px;background:rgba(11,16,36,.95);backdrop-filter:blur(12px);display:grid;grid-template-columns:repeat(4,1fr);box-shadow:0 12px 32px rgba(4,8,24,.3);padding:6px}.mobile-bottom-nav a{display:flex;flex-direction:column;align-items:center;justify-content:center;color:#DDE6FF;font-size:11px;line-height:1.2}.mobile-bottom-nav i{font-style:normal;font-size:15px;color:#78E6FF}.site-footer{padding-bottom:86px}.footer-inner{grid-template-columns:1fr 1fr;gap:28px}.footer-brand{grid-column:1/3}.footer-links:last-child{grid-column:auto}.footer-bottom{display:block}.footer-bottom span{display:block;margin-top:6px}.page-hero{padding:52px 0 40px}.page-hero h1{font-size:40px}.article-card h2{font-size:26px}}
@media(max-width:430px){.site-logo strong{display:none}.hero h1{font-size:42px}.hero-subtitle{font-size:22px}.hero-points{display:grid;grid-template-columns:1fr}.footer-inner{grid-template-columns:1fr}.footer-brand,.footer-links:last-child{grid-column:auto}}