:root{--bg:#F4FAFC;--surface:#fff;--soft:#E7F3F6;--title:#0E3A46;--text:#24505A;--muted:#4A7380;--subtle:#7A9AA4;--brand:#1A7F8F;--bright:#2BB3C4;--deep:#0F5B68;--pale:#D7EEF2;--border:rgba(26,127,143,.16);--shadow:0 14px 34px rgba(14,58,70,.08);--max:1200px}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--bg);color:var(--text);font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Microsoft YaHei",sans-serif;line-height:1.8;overflow-x:hidden}body.locked{overflow:hidden}a{color:inherit;text-decoration:none}button,input{font:inherit}.site-header{position:fixed;top:0;left:0;right:0;z-index:40;height:72px;background:rgba(255,255,255,.96);border-bottom:1px solid var(--border);backdrop-filter:blur(10px)}.header-inner{height:100%;max-width:var(--max);margin:auto;padding:0 20px;display:flex;align-items:center;gap:24px}.brand{display:flex;align-items:center;min-width:150px}.brand-logo{height:32px;width:auto;max-width:190px;object-fit:contain}.brand-text{font-weight:800;color:var(--title);font-size:20px}.desktop-nav{display:flex;align-items:center;gap:6px;flex:1;justify-content:center;white-space:nowrap}.desktop-nav a{padding:9px 11px;border-radius:10px;color:var(--muted);font-size:15px}.desktop-nav a:hover,.desktop-nav a.active{color:var(--deep);background:var(--pale)}.header-actions{display:flex;align-items:center;gap:8px}.icon-button,.app-link{min-height:44px;padding:0 14px;border:1px solid var(--border);background:#fff;color:var(--deep);border-radius:10px;display:inline-flex;align-items:center;justify-content:center;cursor:pointer}.app-link{background:linear-gradient(135deg,#2BB3C4 0%,#1A7F8F 55%,#0F5B68 100%);color:#fff;border:none}.site-main{padding-top:72px}.container{max-width:var(--max);margin:auto;padding:0 20px}.hero,.page-hero{padding:44px 0 34px}.hero-image-wrap,.feature-media{background:var(--soft);border-radius:18px;padding:12px}.content-image{display:block;width:100%;height:auto;max-width:100%;object-fit:contain;object-position:center;border-radius:12px}.hero-image{max-height:420px}.hero-copy{max-width:850px;padding-top:28px}.eyebrow{color:var(--brand);font-weight:700;letter-spacing:.08em}.hero h1,.page-hero h1{font-size:clamp(28px,4vw,34px);line-height:1.3;color:var(--title);margin:.25em 0 .55em}.hero p,.page-hero p{font-size:17px;color:var(--muted)}.actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:24px}.btn{min-height:44px;padding:10px 18px;border-radius:10px;display:inline-flex;align-items:center;font-weight:700}.btn.primary{background:linear-gradient(135deg,#2BB3C4 0%,#1A7F8F 55%,#0F5B68 100%);color:#fff}.btn.secondary{background:#fff;color:var(--deep);border:1px solid var(--border)}.section{padding:46px 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var(--border);border-radius:14px;padding:18px}.faq-item h3{margin:0 0 8px;color:var(--title)}.site-footer{background:#0E3A46;color:#D4E8EC;padding:56px 0 84px}.footer-inner{max-width:var(--max);margin:auto;padding:0 20px}.footer-brand{display:grid;grid-template-columns:1fr 2fr;gap:24px;padding-bottom:28px;border-bottom:1px solid rgba(255,255,255,.14)}.footer-brand-link{display:flex;gap:14px;align-items:center}.footer-logo{height:32px;width:auto;max-width:180px;object-fit:contain}.footer-brand small{display:block;opacity:.75}.footer-brand p{margin:0;color:#BBD5DA}.footer-grid{display:grid;grid-template-columns:repeat(5,1fr);gap:28px;padding:30px 0}.footer-grid h3{color:#fff;font-size:15px}.footer-grid a{display:block;color:#C5DEE2;padding:3px 0}.footer-grid a:hover{color:#fff}.footer-bottom{padding-top:18px;border-top:1px solid 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@media(max-width:680px){.site-header{height:64px}.site-main{padding-top:64px;padding-bottom:64px}.header-inner{padding:0 16px;gap:10px}.brand-logo{height:28px;max-width:140px}.icon-button{padding:0 10px}.search-layer{top:64px}.container,.footer-inner{padding-left:16px;padding-right:16px}.hero,.page-hero{padding-top:28px}.section{padding:36px 0}.section-head{display:block}.section-head h2{font-size:24px;margin-bottom:8px}.mag-grid,.index-grid,.footer-grid{grid-template-columns:1fr}.split.reverse .copy,.split.reverse .media{order:initial}.mobile-bottom{position:fixed;display:grid;grid-template-columns:repeat(5,1fr);left:0;right:0;bottom:0;z-index:50;min-height:52px;padding-bottom:env(safe-area-inset-bottom);background:#fff;border-top:1px solid var(--border)}.mobile-bottom a{display:flex;align-items:center;justify-content:center;color:var(--muted);font-size:13px}.site-footer{padding-bottom:110px}.footer-brand{grid-template-columns:1fr}.steps{grid-template-columns:1fr}.actions{width:100%}.btn{flex:1;justify-content:center}.hero-image-wrap{padding:8px}.app-shot{max-height:380px}.breadcrumb{padding-top:20px}}
:focus-visible{outline:3px solid rgba(43,179,196,.42);outline-offset:3px}