*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:#F5F7FF;color:#1F2740;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:#5B6CFF;text-decoration:none}
a:hover{color:#7A5CFF}
img{max-width:100%;height:auto;display:block}
button,input,textarea{font:inherit}
.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 22px;display:flex;align-items:center;justify-content:space-between;gap:22px}
.site-logo{display:flex;align-items:center;gap:10px;color:#fff;font-size:20px;white-space:nowrap}
.site-logo:hover{color:#fff}
.site-logo img{max-height:44px;width:auto;max-width:118px;object-fit:contain}
.nav-core{display:flex;align-items:center;gap:8px;justify-content:center;flex:1}
.nav-core a{color:#EEF2FF;border-radius:999px;padding:8px 12px;font-size:15px;white-space:nowrap}
.nav-core a:hover,.nav-core a.active{color:#fff;background:rgba(0,212,255,.16)}
.header-actions{display:flex;align-items:center;gap:10px}
.main-btn{display:inline-flex;align-items:center;justify-content:center;background:linear-gradient(135deg,#5B6CFF 0%,#7A5CFF 48%,#00D4FF 100%);color:#fff!important;border-radius:999px;padding:12px 24px;font-weight:700;box-shadow:0 14px 32px rgba(91,108,255,.22);transition:transform .2s ease,box-shadow .2s ease}
.main-btn:hover{transform:translateY(-2px);box-shadow:0 18px 38px rgba(91,108,255,.28)}
.main-btn.compact{padding:9px 17px;font-size:14px}
.ghost-btn{display:inline-flex;align-items:center;justify-content:center;padding:11px 20px;border-radius:999px;border:1px solid rgba(91,108,255,.26);background:#fff;color:#5B6CFF;font-weight:700}
.menu-toggle{width:42px;height:42px;border:0;border-radius:14px;background:rgba(255,255,255,.08);display:inline-flex;flex-direction:column;align-items:center;justify-content:center;gap:4px;cursor:pointer}
.menu-toggle span{width:19px;height:2px;background:#fff;border-radius:3px}
.mobile-only{display:none}
.site-main{min-height:60vh}
.shell{width:min(1180px,calc(100% - 40px));margin:0 auto}
.section{padding:74px 0}
.section-tight{padding:42px 0}
.section-soft{background:linear-gradient(180deg,rgba(234,247,255,.8),rgba(245,247,255,.35))}
.section-title{margin:0 0 14px;color:#131A35;font-size:clamp(28px,4vw,44px);line-height:1.2;letter-spacing:-.02em}
.section-subtitle{max-width:780px;margin:0;color:#66708A;font-size:17px}
.section-kicker,.eyebrow,.tag,.label,.badge{display:inline-flex;align-items:center;gap:6px;color:#7A5CFF;background:rgba(122,92,255,.09);border-radius:999px;padding:5px 11px;font-size:13px;font-weight:700}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:30px}
.text-link{color:#5B6CFF;font-weight:700}
.text-link:hover{text-decoration:underline}
.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}
.card{padding:26px}
.card p:last-child{margin-bottom:0}
.hero{position:relative;overflow:hidden;background:radial-gradient(circle at 12% 10%,rgba(122,92,255,.18),transparent 34%),radial-gradient(circle at 84% 28%,rgba(0,212,255,.17),transparent 30%),linear-gradient(140deg,#F7F4FF 0%,#EAF7FF 48%,#FFF4FB 100%)}
.hero::before,.hero::after{content:"";position:absolute;border-radius:50%;filter:blur(2px);pointer-events:none}
.hero::before{width:260px;height:260px;right:-80px;top:-90px;background:rgba(255,200,87,.18)}
.hero::after{width:180px;height:180px;left:-60px;bottom:-70px;background:rgba(217,79,112,.12)}
.hero-inner{position:relative;z-index:1;width:min(1180px,calc(100% - 40px));margin:0 auto;min-height:620px;display:grid;grid-template-columns:1.04fr .96fr;align-items:center;gap:48px;padding:68px 0}
.hero h1{font-size:clamp(48px,8vw,82px);line-height:.98;margin:16px 0 18px;color:#131A35;letter-spacing:-.055em}
.hero h2{font-size:clamp(24px,3vw,36px);line-height:1.3;margin:0 0 20px;color:#16213E}
.hero-copy{font-size:17px;color:#4F5A73;margin:0 0 26px}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-bottom:26px}
.hero-points{display:flex;flex-wrap:wrap;gap:10px}
.hero-points span{padding:7px 12px;border-radius:999px;background:rgba(255,255,255,.75);border:1px solid rgba(91,108,255,.13);color:#40506D;font-size:14px}
.hero-visual{position:relative}
.hero-visual::before{content:"";position:absolute;inset:8% 10% 0;border-radius:34px;background:linear-gradient(135deg,rgba(91,108,255,.18),rgba(0,212,255,.08));transform:rotate(4deg)}
.hero-visual img{position:relative;width:100%;max-height:520px;object-fit:contain;border-radius:30px;filter:drop-shadow(0 24px 40px rgba(22,33,62,.18))}
.highlight-strip{position:relative;margin-top:-28px;z-index:2}
.highlight-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}
.highlight-item{padding:22px;border-radius:20px;background:rgba(255,255,255,.94);border:1px solid rgba(91,108,255,.15);box-shadow:0 14px 34px rgba(25,43,91,.1)}
.highlight-item h3{margin:0 0 6px;color:#131A35;font-size:17px}
.highlight-item p{margin:0;color:#66708A;font-size:14px;line-height:1.65}
.capsules{display:flex;gap:12px;overflow-x:auto;padding:4px 1px 14px;scrollbar-width:thin}
.capsule{flex:0 0 195px;background:#fff;border:1px solid rgba(91,108,255,.16);border-radius:999px;padding:12px 16px}
.capsule strong{display:block;color:#131A35;font-size:14px}
.capsule span{display:block;color:#7B859B;font-size:12px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.split{display:grid;grid-template-columns:1fr 1fr;gap:26px;align-items:center}
.split.reverse .split-copy{order:2}
.split.reverse .split-media{order:1}
.split-media img,.content-img{width:100%;max-height:480px;object-fit:contain;border-radius:26px}
.rich-copy p{color:#566078;margin:14px 0}
.points{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin:22px 0}
.point{padding:16px;border-radius:16px;background:#fff;border:1px solid rgba(91,108,255,.14)}
.point strong{display:block;color:#131A35;margin-bottom:4px}
.point span{color:#66708A;font-size:14px}
.two-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:24px}
.three-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.service-card{overflow:hidden}
.service-card img{width:100%;aspect-ratio:16/10;object-fit:contain;background:linear-gradient(135deg,#F7F4FF,#EAF7FF)}
.service-card .card-body{padding:24px}
.service-card h3{margin:5px 0 10px;color:#131A35;font-size:24px}
.service-card p{color:#66708A}
.service-list{margin:16px 0;padding-left:20px;color:#4F5A73}
.service-list li{margin:5px 0}
.dark-zone{background:#11182F;color:#EEF2FF;border-radius:30px;padding:34px;border:1px solid rgba(255,255,255,.08);box-shadow:0 22px 50px rgba(11,16,36,.24)}
.dark-zone h2,.dark-zone h3{color:#fff}
.dark-zone p{color:#C6D0E8}
.security-grid{display:grid;grid-template-columns:.9fr 1.1fr;gap:26px;align-items:center}
.security-grid img{max-height:360px;object-fit:contain;margin:auto}
.review-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.review-card{padding:22px}
.review-card .stars{letter-spacing:3px;color:#FFC857}
.review-card p{color:#4F5A73}
.review-card strong{color:#131A35;font-size:14px}
.faq-list{display:grid;gap:12px}
.faq-item{background:#fff;border:1px solid rgba(91,108,255,.16);border-radius:18px;padding:20px 22px}
.faq-item h3{margin:0 0 8px;color:#131A35;font-size:17px}
.faq-item p{margin:0;color:#66708A}
.notice{border-radius:26px;background:linear-gradient(135deg,#FFF4D6 0%,#FFF9EC 46%,#EFF8FF 100%);border:1px solid rgba(255,200,87,.32);padding:28px}
.notice h2,.notice h3{margin-top:0;color:#131A35}
.notice p{margin-bottom:0;color:#5D667A}
.page-hero{position:relative;overflow:hidden;background:radial-gradient(circle at 80% 16%,rgba(0,212,255,.15),transparent 28%),linear-gradient(135deg,#F7F4FF 0%,#EFF8FF 60%,#FFF7FB 100%)}
.page-hero-inner{width:min(1180px,calc(100% - 40px));margin:0 auto;display:grid;grid-template-columns:1.08fr .92fr;gap:44px;align-items:center;min-height:430px;padding:56px 0}
.page-hero h1{font-size:clamp(38px,6vw,62px);line-height:1.08;margin:14px 0 18px;color:#131A35}
.page-hero p{color:#55617A;font-size:17px;max-width:720px}
.page-hero img{width:100%;max-height:340px;object-fit:contain;border-radius:26px;filter:drop-shadow(0 18px 34px rgba(25,43,91,.15))}
.article-grid{display:grid;grid-template-columns:minmax(0,1fr) 320px;gap:26px;align-items:start}
.article-card{padding:30px}
.article-card h2{color:#131A35;font-size:30px;margin-top:0}
.article-card h3{color:#16213E;margin-top:28px}
.article-card p{color:#525D74}
.article-card ul{padding-left:20px;color:#525D74}
.sidebar{display:grid;gap:18px;position:sticky;top:94px}
.sidebar .card{padding:22px}
.sidebar h3{margin-top:0;color:#131A35}
.mini-links{display:grid;gap:9px}
.mini-links a{padding:9px 12px;border-radius:12px;background:#F7F8FF}
.guide-steps{counter-reset:steps;display:grid;gap:14px;margin:22px 0}
.guide-step{position:relative;padding:18px 18px 18px 58px;border-radius:16px;background:#F8FAFF;border:1px solid rgba(91,108,255,.13)}
.guide-step::before{counter-increment:steps;content:counter(steps);position:absolute;left:16px;top:16px;width:30px;height:30px;display:grid;place-items:center;border-radius:50%;background:#5B6CFF;color:#fff;font-weight:800}
.feedback{border-left:4px solid #7A5CFF;background:#F8F7FF;padding:16px 18px;border-radius:0 14px 14px 0;margin:22px 0;color:#4F5A73}
.pill-row{display:flex;flex-wrap:wrap;gap:9px;margin:16px 0}
.pill-row span{font-size:13px;padding:6px 10px;border-radius:999px;background:#EFF8FF;color:#4A5B78}
.site-footer{background:#0B1024;color:#EEF2FF;margin-top:0}
.footer-inner{width:min(1180px,calc(100% - 40px));margin:0 auto;padding:58px 0 38px;display:grid;grid-template-columns:1.2fr 2fr;gap:46px}
.footer-brand p{color:#B8C2D8;max-width:430px}
.footer-links{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.footer-links h3{font-size:15px;margin:0 0 12px;color:#fff}
.footer-links a{display:block;color:#B9C4DD;margin:7px 0;font-size:14px}
.footer-links a:hover{color:#fff}
.footer-logo{margin-bottom:14px}
.footer-bottom{border-top:1px solid rgba(255,255,255,.08);padding:18px 20px 84px;text-align:center;color:#93A0BC;font-size:13px}
.footer-bottom p{margin:4px 0}
.site-drawer{position:fixed;top:0;right:0;width:min(390px,88vw);height:100vh;background:#fff;z-index:10002;transform:translateX(104%);transition:transform .24s ease;box-shadow:-24px 0 60px rgba(11,16,36,.2);padding:20px;overflow-y:auto}
.site-drawer.open{transform:translateX(0)}
.drawer-mask{position:fixed;inset:0;background:rgba(11,16,36,.54);z-index:10001;opacity:0;transition:opacity .22s ease}
.drawer-mask.show{opacity:1}
.drawer-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:18px}
.drawer-logo{color:#131A35}
.drawer-logo:hover{color:#131A35}
.drawer-close{width:42px;height:42px;border:0;border-radius:14px;background:#F0F3FF;color:#131A35;font-size:28px;line-height:1;cursor:pointer}
.drawer-nav{display:grid;grid-template-columns:1fr 1fr;gap:9px}
.drawer-nav a{padding:11px 13px;border-radius:12px;background:#F8F9FF;color:#303B58;font-weight:600}
.drawer-nav a:hover{background:#EEF1FF;color:#5B6CFF}
.drawer-note{margin-top:18px;padding:16px;border-radius:16px;background:#FFF8E8;color:#5F5A4C}
.drawer-note p{font-size:13px;margin:6px 0 0}
.mobile-bottom-nav{display:none}
@media (max-width:1020px){
  .nav-core{gap:2px}.nav-core a{padding:8px 8px;font-size:14px}
  .hero-inner{grid-template-columns:1fr .85fr;gap:28px}
  .highlight-grid{grid-template-columns:repeat(2,1fr)}
  .review-grid{grid-template-columns:repeat(2,1fr)}
  .article-grid{grid-template-columns:1fr}.sidebar{position:static;grid-template-columns:repeat(2,1fr)}
}
@media (max-width:820px){
  .header-inner{min-height:64px;padding:0 14px;display:grid;grid-template-columns:1fr auto 1fr;gap:10px}
  .nav-core,.desktop-menu{display:none}.mobile-only{display:inline-flex;justify-self:start}
  .site-logo{justify-self:center}.site-logo strong{display:none}.site-logo img{max-height:38px;max-width:104px}
  .header-actions{justify-self:end}
  .hero-inner,.page-hero-inner{grid-template-columns:1fr;min-height:auto;padding:48px 0}
  .hero-visual{max-width:560px;margin:0 auto}.page-hero img{max-height:300px}
  .split,.security-grid{grid-template-columns:1fr}.split.reverse .split-copy,.split.reverse .split-media{order:initial}
  .three-grid{grid-template-columns:1fr}.points{grid-template-columns:1fr}
  .footer-inner{grid-template-columns:1fr}.footer-links{grid-template-columns:repeat(2,1fr)}
  .mobile-bottom-nav{position:fixed;left:10px;right:10px;bottom:10px;z-index:9998;display:grid;grid-template-columns:repeat(4,1fr);background:rgba(12,18,40,.95);backdrop-filter:blur(12px);border:1px solid rgba(255,255,255,.09);border-radius:18px;box-shadow:0 14px 38px rgba(11,16,36,.24);padding:6px}
  .mobile-bottom-nav a{display:flex;flex-direction:column;align-items:center;color:#EAF0FF;font-size:11px;padding:6px}
  .mobile-bottom-nav span{font-size:18px;line-height:1.1}.footer-bottom{padding-bottom:104px}
}
@media (max-width:640px){
  .shell,.hero-inner,.page-hero-inner,.footer-inner{width:min(100% - 28px,1180px)}
  .section{padding:56px 0}.hero h1{font-size:54px}.hero h2{font-size:26px}.hero-copy,.page-hero p{font-size:16px}
  .highlight-grid,.two-grid,.review-grid,.sidebar{grid-template-columns:1fr}.highlight-strip{margin-top:-8px}
  .section-head{align-items:flex-start;flex-direction:column}.article-card{padding:22px}.drawer-nav{grid-template-columns:1fr}
  .footer-links{grid-template-columns:1fr 1fr}.main-btn.compact{padding:8px 13px;font-size:13px}
}
@media (max-width:390px){.header-inner{grid-template-columns:44px 1fr auto}.site-logo img{max-width:88px}.main-btn.compact{padding:7px 11px}}