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*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:#fff;color:var(--text);font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","Microsoft YaHei",Arial,sans-serif;line-height:1.75}a{text-decoration:none;color:inherit}.wrap{width:min(1200px,calc(100% - 32px));margin:0 auto}.site-header{position:sticky;top:0;z-index:9999;background:rgba(255,255,255,.94);backdrop-filter:blur(12px);box-shadow:0 8px 24px rgba(16,43,106,.08)}.desktop-top{height:76px;display:flex;align-items:center;gap:22px}.brand{display:flex;align-items:center;gap:10px;min-width:132px;font-weight:900;color:var(--deep)}.brand img,.mobile-logo img{height:42px;width:auto;display:block}.nav{display:flex;align-items:center;justify-content:center;gap:4px;flex:1}.nav a{color:var(--deep);font-size:15px;font-weight:800;padding:9px 12px;border-radius:999px;transition:.2s}.nav a:hover,.nav a.active{background:linear-gradient(135deg,rgba(232,33,46,.10),rgba(30,99,214,.10));color:var(--red);box-shadow:inset 0 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.app-img{display:flex;justify-content:center;align-items:center}.app-section img{max-height:360px}.safety-grid{display:grid;grid-template-columns:.9fr 1.1fr;gap:24px}.safety-cards{display:grid;grid-template-columns:repeat(2,1fr);gap:14px}.faq-list{display:grid;gap:14px}.faq-item{background:#fff;border:1px solid var(--line);border-radius:18px;padding:20px;box-shadow:0 10px 26px rgba(16,43,106,.07)}.faq-item h3{color:var(--deep);margin:0 0 8px}.faq-item p{margin:0;color:var(--muted)}.page-hero{padding:58px 0 34px;background:linear-gradient(135deg,#fff,#F6F8FF);border-bottom:1px solid var(--line)}.page-layout{display:grid;grid-template-columns:1.05fr .95fr;gap:30px;align-items:center}.page-visual{background:#fff;border:1px solid var(--line);box-shadow:var(--shadow);border-radius:28px;padding:22px;display:flex;align-items:center;justify-content:center}.page-visual img{max-height:360px;width:auto;max-width:100%;object-fit:contain}.article{background:#fff;border:1px solid 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@media(max-width:620px){.wrap{width:min(100% - 24px,1200px)}.hero-section{padding:34px 0 24px}.hero-cards,.grid-4,.grid-2,.safety-cards{grid-template-columns:1fr}.feature-row,.app-section{padding:18px;border-radius:22px}.section{padding:38px 0}.footer-grid{grid-template-columns:1fr}.mobile-logo img{height:36px}.small-btn{font-size:12px;padding:7px 10px}.hero h1,.page-hero h1{font-size:32px}.zone-img{height:180px}}
