:root{
  --bg:#F5F7FF;--ink:#1F2740;--heading:#131A35;--muted:#66708A;--soft:#9AA4BA;
  --brand:#5B6CFF;--brand2:#7A5CFF;--cyan:#00D4FF;--gold:#FFC857;--rose:#D94F70;
  --nav:#0C1228;--card:#FFFFFF;--deep:#11182F;--line:rgba(91,108,255,.18);
  --shadow:0 20px 46px rgba(25,43,91,.14);--radius:24px;--max:1240px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth;overflow-x:hidden}
body{margin:0;background:var(--bg);color:var(--ink);font-family:"PingFang SC","Microsoft YaHei",Arial,sans-serif;line-height:1.75;overflow-x:hidden}
body.drawer-open{overflow:hidden}
a{color:inherit}
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 24px;display:flex;align-items:center;justify-content:space-between;gap:24px}
.site-logo{display:flex;align-items:center;gap:10px;color:#fff;text-decoration:none;white-space:nowrap}.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;gap:8px;margin-left:auto}.nav-core a{color:#EEF2FF;text-decoration:none;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;gap:8px;padding:12px 22px;background:linear-gradient(135deg,#5B6CFF 0%,#7A5CFF 48%,#00D4FF 100%);color:#fff;text-decoration:none;border-radius:999px;box-shadow:0 14px 32px rgba(91,108,255,.22);font-weight:700;border:0;transition:.25s}.main-btn:hover{transform:translateY(-2px);box-shadow:0 18px 36px rgba(91,108,255,.3)}
.menu-toggle{width:44px;height:44px;border:1px solid rgba(255,255,255,.16);border-radius:14px;background:rgba(255,255,255,.06);display:flex;flex-direction:column;justify-content:center;align-items:center;gap:5px;cursor:pointer}.menu-toggle span{width:20px;height:2px;background:#fff;border-radius:5px}.mobile-menu{display:none}
.drawer-overlay{position:fixed;inset:0;background:rgba(6,10,24,.62);z-index:10000;opacity:0;visibility:hidden;transition:.25s}.drawer-overlay.show{opacity:1;visibility:visible}
.site-drawer{position:fixed;top:0;right:0;width:min(390px,92vw);height:100dvh;background:#fff;z-index:10001;transform:translateX(105%);transition:.28s ease;box-shadow:-24px 0 60px rgba(8,18,52,.25);padding:24px;overflow-y:auto}.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:var(--heading);font-weight:800}.drawer-brand img{width:42px;height:42px;object-fit:contain}.drawer-close{border:0;background:#EEF2FF;color:var(--heading);width:42px;height:42px;border-radius:50%;font-size:28px;cursor:pointer}.drawer-intro{color:var(--muted);font-size:14px;margin:22px 0}.drawer-nav{display:grid;grid-template-columns:1fr 1fr;gap:10px}.drawer-nav a{padding:11px 13px;border:1px solid var(--line);border-radius:14px;text-decoration:none;color:var(--ink);background:#FAFBFF}.drawer-nav a:hover{background:#EFF8FF;color:var(--brand)}.drawer-foot{margin-top:24px}.drawer-foot .main-btn{width:100%}
.site-main{min-height:60vh}.section{padding:88px 24px}.section-sm{padding:54px 24px}.container{max-width:var(--max);margin:0 auto}.section-head{max-width:760px;margin-bottom:34px}.section-kicker{display:inline-flex;align-items:center;gap:8px;color:#8D6600;background:#FFF4D6;border-radius:999px;padding:6px 12px;font-size:13px;font-weight:800;letter-spacing:.08em}.section-title,h1,h2,h3{color:var(--heading);line-height:1.25}.section-title{font-size:clamp(30px,4vw,48px);margin:14px 0 12px}.section-desc{color:var(--muted);font-size:17px;margin:0}.text-link{display:inline-flex;align-items:center;gap:6px;color:var(--brand);font-weight:700;text-decoration:none}.text-link:hover{text-decoration:underline}.muted{color:var(--muted)}
.hero{position:relative;padding:72px 24px 82px;overflow:hidden;background:radial-gradient(circle at 12% 16%,rgba(122,92,255,.18),transparent 34%),radial-gradient(circle at 82% 18%,rgba(0,212,255,.16),transparent 28%),linear-gradient(135deg,#F6F3FF 0%,#EEF8FF 52%,#FFF6FC 100%)}.hero:before,.hero:after{content:"";position:absolute;border-radius:50%;filter:blur(2px);pointer-events:none}.hero:before{width:230px;height:230px;background:rgba(255,200,87,.16);left:-80px;bottom:-70px}.hero:after{width:340px;height:340px;background:rgba(217,79,112,.08);right:-120px;top:40px}.hero-grid{position:relative;z-index:1;max-width:var(--max);margin:0 auto;display:grid;grid-template-columns:1.02fr .98fr;align-items:center;gap:54px}.hero h1{font-size:clamp(48px,8vw,86px);margin:0 0 8px;letter-spacing:-.04em}.hero-subtitle{font-size:clamp(23px,3vw,34px);font-weight:800;color:var(--brand2);margin:0 0 18px}.hero-copy{font-size:17px;color:#46506C;max-width:680px}.hero-actions{display:flex;gap:12px;flex-wrap:wrap;margin:28px 0}.ghost-btn{display:inline-flex;align-items:center;justify-content:center;padding:11px 21px;border:1px solid rgba(91,108,255,.35);border-radius:999px;color:var(--brand);font-weight:700;text-decoration:none;background:rgba(255,255,255,.7)}.hero-points{display:flex;gap:10px;flex-wrap:wrap}.hero-points span{background:#fff;border:1px solid var(--line);border-radius:999px;padding:8px 13px;color:#46506C;font-size:14px}.hero-visual{position:relative}.hero-visual img{width:100%;max-height:620px;object-fit:contain;filter:drop-shadow(0 28px 44px rgba(38,55,108,.2))}.floating-card{position:absolute;background:rgba(255,255,255,.94);border:1px solid rgba(91,108,255,.16);box-shadow:var(--shadow);border-radius:18px;padding:12px 16px;font-size:14px;color:var(--heading)}.floating-card.one{left:-24px;bottom:14%}.floating-card.two{right:-10px;top:14%}
.highlight-strip{margin-top:-28px;position:relative;z-index:5}.highlight-grid{max-width:var(--max);margin:0 auto;padding:0 24px;display:grid;grid-template-columns:repeat(4,1fr);gap:14px}.highlight-item{background:#fff;border:1px solid var(--line);border-radius:20px;padding:20px;box-shadow:0 15px 36px rgba(25,43,91,.1)}.highlight-item h3{font-size:18px;margin:0 0 6px}.highlight-item p{font-size:14px;color:var(--muted);margin:0}
.capsule-wrap{display:flex;flex-wrap:wrap;gap:12px}.capsule{flex:1 1 210px;background:#fff;border:1px solid var(--line);border-radius:999px;padding:13px 18px;text-decoration:none;display:flex;align-items:center;gap:12px;box-shadow:0 10px 24px rgba(25,43,91,.06)}.capsule strong{color:var(--heading);white-space:nowrap}.capsule span{color:var(--muted);font-size:13px}.capsule:hover{border-color:rgba(91,108,255,.4);transform:translateY(-1px)}
.split{display:grid;grid-template-columns:1fr 1fr;gap:26px;align-items:stretch}.media-panel{display:grid;grid-template-columns:1fr 1fr;gap:34px;align-items:center;background:#fff;border:1px solid var(--line);border-radius:30px;padding:34px;box-shadow:var(--shadow)}.media-panel.reverse .media-copy{order:2}.content-img{width:100%;max-height:470px;object-fit:contain;border-radius:22px}.media-copy p{color:var(--muted)}
.card-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}.card,.zone-card,.info-card,.review-card{background:#fff;border:1px solid var(--line);box-shadow:var(--shadow);border-radius:22px}.zone-card{overflow:hidden}.zone-card img{width:100%;aspect-ratio:16/10;object-fit:contain;background:linear-gradient(135deg,#EEF3FF,#F8FBFF)}.zone-body{padding:24px}.zone-body h3{font-size:24px;margin:0 0 10px}.zone-body p{color:var(--muted);margin:0 0 15px}.service-points{margin:14px 0 0;padding:0;list-style:none}.service-points li{position:relative;padding-left:20px;margin:8px 0;color:#4E5872}.service-points li:before{content:"";position:absolute;left:0;top:.72em;width:8px;height:8px;border-radius:50%;background:linear-gradient(135deg,var(--brand),var(--cyan))}
.three-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}.info-card{padding:24px}.info-card img{width:100%;height:220px;object-fit:contain;border-radius:18px;background:#F2F6FF;margin-bottom:18px}.info-card h3{font-size:22px;margin:0 0 8px}.info-card p{color:var(--muted)}
.security-zone{display:grid;grid-template-columns:1fr 1fr;gap:24px}.security-card{display:grid;grid-template-columns:.8fr 1.2fr;gap:22px;align-items:center;background:linear-gradient(135deg,#11182F,#17254C);color:#EEF2FF;border-radius:26px;padding:28px;overflow:hidden}.security-card img{max-height:260px;object-fit:contain}.security-card h3{color:#fff;font-size:28px;margin:0 0 10px}.security-card p{color:#C9D2EA}.security-card .text-link{color:#6DE8FF}
.review-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.review-card{padding:24px}.review-card .quote{font-size:28px;color:var(--brand);line-height:1}.review-card p{color:#4F5870}.review-card strong{color:var(--heading)}
.faq-list{display:grid;gap:13px}.faq-item{background:#fff;border:1px solid var(--line);border-radius:18px;padding:20px 22px}.faq-item h3{font-size:18px;margin:0 0 8px}.faq-item p{color:var(--muted);margin:0}.notice{background:linear-gradient(135deg,#FFF8DE,#F1F6FF);border:1px solid rgba(255,200,87,.36);border-radius:26px;padding:30px}.notice h2{margin-top:0}.notice p{color:#566078}
.page-hero{padding:70px 24px;background:radial-gradient(circle at 15% 10%,rgba(122,92,255,.16),transparent 30%),radial-gradient(circle at 85% 20%,rgba(0,212,255,.13),transparent 27%),linear-gradient(135deg,#F6F3FF,#EDF8FF)}.page-hero-grid{max-width:var(--max);margin:0 auto;display:grid;grid-template-columns:1fr .8fr;gap:44px;align-items:center}.page-hero h1{font-size:clamp(38px,6vw,64px);margin:14px 0}.page-hero p{color:#55607A;font-size:17px}.page-hero img{width:100%;max-height:420px;object-fit:contain;filter:drop-shadow(0 22px 36px rgba(30,47,101,.16))}
.content-layout{display:grid;grid-template-columns:minmax(0,1fr) 320px;gap:28px;align-items:start}.article{background:#fff;border:1px solid var(--line);border-radius:28px;padding:36px;box-shadow:var(--shadow)}.article h2{font-size:30px;margin:34px 0 12px}.article h2:first-child{margin-top:0}.article p{color:#4D5770}.article ul,.article ol{padding-left:1.2em;color:#4D5770}.article li{margin:8px 0}.sidebar{display:grid;gap:18px;position:sticky;top:96px}.side-card{background:#fff;border:1px solid var(--line);border-radius:22px;padding:22px;box-shadow:0 16px 34px rgba(25,43,91,.1)}.side-card h3{margin:0 0 10px}.side-card p{color:var(--muted);font-size:14px}.side-links{display:grid;gap:8px}.side-links a{color:var(--brand);text-decoration:none;padding:8px 0;border-bottom:1px dashed rgba(91,108,255,.2)}
.steps{counter-reset:step;display:grid;gap:14px}.step{counter-increment:step;position:relative;padding:18px 18px 18px 58px;border-radius:18px;background:#F7F9FF;border:1px solid var(--line)}.step:before{content:counter(step);position:absolute;left:18px;top:18px;width:28px;height:28px;display:grid;place-items:center;border-radius:50%;background:linear-gradient(135deg,var(--brand),var(--cyan));color:#fff;font-weight:800}
.feedback-box{background:#11182F;color:#EEF2FF;border-radius:22px;padding:24px}.feedback-box h3{color:#fff;margin-top:0}.feedback-box p{color:#CAD2E7;margin-bottom:0}
.contact-form{display:grid;gap:14px}.contact-form label{font-weight:700;color:var(--heading)}.contact-form input,.contact-form textarea{width:100%;border:1px solid var(--line);border-radius:14px;padding:13px 14px;background:#FBFCFF;color:var(--ink)}.contact-form textarea{min-height:140px;resize:vertical}
.site-footer{background:#0B1024;color:#EEF2FF;padding:58px 24px 0}.footer-inner{max-width:var(--max);margin:0 auto;display:grid;grid-template-columns:1.1fr 2fr;gap:54px}.footer-brand p{color:#ABB6D4;max-width:440px}.footer-logo{margin-bottom:18px}.footer-links{display:grid;grid-template-columns:repeat(4,1fr);gap:26px}.footer-links h3{color:#fff;font-size:16px;margin-top:0}.footer-links a{display:block;color:#BFC8DF;text-decoration:none;margin:8px 0;font-size:14px}.footer-links a:hover{color:#fff}.footer-bottom{max-width:var(--max);margin:36px auto 0;padding:20px 0;border-top:1px solid rgba(255,255,255,.1);color:#8F9AB7;font-size:13px}.footer-bottom p{margin:0}.mobile-bottom-nav{display:none}
@media (max-width:1080px){.nav-core{display:none}.mobile-menu{display:flex}.desktop-menu{display:none}.hero-grid,.page-hero-grid{grid-template-columns:1fr}.hero-copy{max-width:none}.hero-visual{max-width:760px;margin:0 auto}.highlight-grid{grid-template-columns:repeat(2,1fr)}.card-grid,.three-grid,.review-grid{grid-template-columns:repeat(2,1fr)}.content-layout{grid-template-columns:1fr}.sidebar{position:static;grid-template-columns:repeat(2,1fr)}.footer-inner{grid-template-columns:1fr}.footer-links{grid-template-columns:repeat(4,1fr)}}
@media (max-width:760px){body{padding-bottom:72px}.header-inner{min-height:64px;padding:0 12px;gap:10px}.site-logo strong{font-size:17px}.site-logo img{width:36px;height:36px}.header-cta{padding:9px 14px;font-size:13px}.menu-toggle{width:40px;height:40px}.hero{padding:48px 18px 68px}.hero-grid{gap:28px}.hero h1{font-size:48px}.hero-subtitle{font-size:23px}.floating-card{display:none}.highlight-grid{grid-template-columns:1fr;padding:0 16px}.section,.section-sm{padding:58px 18px}.split,.media-panel,.security-zone,.security-card{grid-template-columns:1fr}.media-panel{padding:22px}.media-panel.reverse .media-copy{order:0}.card-grid,.three-grid,.review-grid{grid-template-columns:1fr}.page-hero{padding:48px 18px}.page-hero-grid{gap:24px}.article{padding:24px}.sidebar{grid-template-columns:1fr}.footer-links{grid-template-columns:1fr 1fr}.site-footer{padding:46px 18px 0}.mobile-bottom-nav{position:fixed;left:10px;right:10px;bottom:10px;z-index:9998;display:grid;grid-template-columns:repeat(4,1fr);background:rgba(11,16,36,.96);backdrop-filter:blur(12px);border:1px solid rgba(255,255,255,.1);border-radius:20px;box-shadow:0 18px 40px rgba(5,10,24,.28);padding:8px}.mobile-bottom-nav a{display:flex;flex-direction:column;align-items:center;gap:2px;color:#EAF0FF;text-decoration:none;font-size:12px}.mobile-bottom-nav span{font-size:18px;color:#6DE8FF}.drawer-nav{grid-template-columns:1fr 1fr}.capsule{border-radius:20px;align-items:flex-start;flex-direction:column;gap:2px}}
@media (max-width:420px){.site-logo strong{display:none}.drawer-nav{grid-template-columns:1fr}.footer-links{grid-template-columns:1fr}.highlight-item,.zone-body,.info-card,.review-card{padding:20px}}