:root{--bg:#F5F8FC;--nav:rgba(10,24,42,.94);--title:#102033;--brand:#3B82F6;--deep:#172B4D;--ice:#38BDF8;--cyan:#22D3C5;--violet:#6366F1;--text:#263748;--muted:#657789;--soft:#8C9AAA;--card:#fff;--line:rgba(59,130,246,.14);--shadow:0 20px 50px rgba(29,78,119,.10);--grad:linear-gradient(135deg,#2563EB 0%,#3B82F6 48%,#22D3C5 100%);--footer:#0C1B2A;--radius:24px}
*{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","Hiragino Sans GB","Microsoft YaHei",Arial,sans-serif;line-height:1.75;overflow-x:hidden}body.drawer-open{overflow:hidden}img{max-width:100%;height:auto;display:block}a{color:#2563EB;text-decoration:none}a:hover{text-decoration:none}button,a{outline-offset:3px}.shell{width:min(1180px,calc(100% - 40px));margin:0 auto}.site-header{position:sticky;top:0;width:100%;z-index:9999;background:var(--nav);backdrop-filter:blur(16px);box-shadow:0 8px 28px rgba(10,35,60,.12);border-bottom:1px solid rgba(255,255,255,.08)}.header-inner{width:min(1280px,calc(100% - 36px));margin:0 auto;min-height:72px;display:flex;align-items:center;justify-content:space-between;gap:24px}.site-logo{display:flex;align-items:center;gap:9px;color:#fff;white-space:nowrap}.site-logo img{width:auto;max-height:44px}.site-logo strong{font-size:22px;letter-spacing:.06em}.nav-core{display:flex;align-items:center;gap:6px}.nav-core a{color:#DCEAF7;border-radius:999px;padding:8px 12px;font-size:15px;white-space:nowrap}.nav-core a:hover,.nav-core a.active{color:#fff;background:rgba(56,189,248,.14)}.header-actions{display:flex;align-items:center;gap:10px}.main-btn{display:inline-flex;align-items:center;justify-content:center;min-height:44px;padding:10px 20px;background:var(--grad);color:#fff;border-radius:999px;box-shadow:0 14px 32px rgba(37,99,235,.20);font-weight:700}.main-btn:hover{transform:translateY(-1px);box-shadow:0 18px 36px rgba(37,99,235,.26)}.menu-toggle{width:42px;height:42px;border:1px solid rgba(255,255,255,.14);background:rgba(255,255,255,.06);border-radius:14px;display:flex;flex-direction:column;justify-content:center;gap:5px;align-items:center;cursor:pointer}.menu-toggle span{width:19px;height:2px;background:#EAF4FF;border-radius:4px}.mobile-menu-toggle{display:none}.site-drawer{position:fixed;top:0;right:0;width:min(390px,88vw);height:100dvh;background:#10263a;z-index:10001;transform:translateX(102%);transition:transform .25s ease;box-shadow:-20px 0 60px rgba(3,16,30,.25);overflow-y:auto;padding:18px 20px 34px}.site-drawer.open{transform:translateX(0)}.drawer-overlay{position:fixed;inset:0;background:rgba(3,12,24,.46);z-index:10000;opacity:0;visibility:hidden;transition:.25s}.drawer-overlay.open{opacity:1;visibility:visible}.drawer-head{display:flex;align-items:center;justify-content:space-between;padding:4px 4px 16px}.drawer-brand{color:#fff;font-weight:800;font-size:24px}.drawer-close{border:0;background:rgba(255,255,255,.09);color:#fff;width:40px;height:40px;border-radius:13px;font-size:27px;cursor:pointer}.drawer-nav{display:grid;grid-template-columns:1fr 1fr;gap:9px}.drawer-nav a{color:#DCEAF7;border:1px solid rgba(255,255,255,.08);background:rgba(255,255,255,.04);padding:11px 12px;border-radius:14px}.drawer-nav a:hover{background:rgba(56,189,248,.12);color:#fff}
.hero{position:relative;overflow:hidden;background:radial-gradient(circle at 78% 20%,rgba(56,189,248,.22),transparent 31%),radial-gradient(circle at 15% 35%,rgba(99,102,241,.11),transparent 30%),linear-gradient(145deg,#f9fcff 0%,#edf8ff 55%,#effdfb 100%);padding:72px 0 64px}.hero:before{content:"";position:absolute;inset:0;background-image:linear-gradient(rgba(59,130,246,.045) 1px,transparent 1px),linear-gradient(90deg,rgba(59,130,246,.045) 1px,transparent 1px);background-size:42px 42px;mask-image:linear-gradient(to bottom,rgba(0,0,0,.65),transparent 88%)}.hero-grid{position:relative;display:grid;grid-template-columns:1.02fr .98fr;gap:54px;align-items:center}.eyebrow,.section-kicker{font-size:12px;letter-spacing:.18em;text-transform:uppercase;font-weight:800;color:#0284C7}.hero h1{font-size:clamp(52px,7vw,86px);line-height:1;margin:12px 0 18px;color:var(--title);letter-spacing:-.04em}.hero h2{font-size:clamp(24px,3vw,38px);line-height:1.35;margin:0 0 20px;color:var(--deep)}.hero p{font-size:17px;color:#52697f;margin:0 0 24px}.hero-actions{display:flex;align-items:center;gap:18px;flex-wrap:wrap}.text-link{font-weight:700}.hero-points{display:flex;gap:10px;flex-wrap:wrap;margin-top:24px}.hero-points span{background:rgba(255,255,255,.7);border:1px solid rgba(59,130,246,.12);padding:7px 11px;border-radius:999px;color:#49657c;font-size:13px}.hero-visual{position:relative}.hero-visual .hero-main{width:100%;border-radius:32px;box-shadow:0 30px 70px rgba(28,73,111,.17);border:1px solid rgba(255,255,255,.9)}.floating-shot{position:absolute;width:34%;right:-6%;bottom:-7%;border-radius:24px;box-shadow:0 20px 46px rgba(28,73,111,.18);background:#fff;padding:7px}.floating-shot img{border-radius:18px}.highlight-strip{margin-top:-1px;background:#0f2b43;color:#dff5ff}.highlight-grid{display:grid;grid-template-columns:repeat(4,1fr)}.highlight-item{padding:24px 22px;border-right:1px solid rgba(255,255,255,.09)}.highlight-item:last-child{border-right:0}.highlight-item 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@media (max-width:440px){.footer-grid{grid-template-columns:1fr}.footer-brand{grid-column:auto}.footer-grid section:last-child{grid-column:auto}.channel-pill{border-radius:18px;align-items:flex-start;flex-direction:column;gap:2px}.hero-actions{align-items:stretch}.hero-actions .main-btn{width:100%}}