:root{--bg:#060b14;--bg-elevated:#0d1829;--panel:rgba(15,28,45,.78);--text:#dce7f7;--muted:#9bb0cc;--accent:#0bb4d3;--accent-2:#19d2a6;--safe:#2de28f;--warn:#e6bd5b;--border:rgba(125,173,228,.18)}*{box-sizing:border-box}body,html{margin:0;padding:0;font-family:Inter,PingFang SC,Microsoft YaHei,system-ui,-apple-system,sans-serif;background:radial-gradient(circle at 20% 0,#0d233c 0,var(--bg) 55%);color:var(--text);scroll-behavior:smooth}a{color:inherit;text-decoration:none}.language-gateway{min-height:100vh;display:grid;place-items:center;padding:24px}.gateway-card{width:min(680px,100%);padding:36px;border:1px solid var(--border);border-radius:20px;background:linear-gradient(160deg,rgba(9,22,36,.95),rgba(8,14,25,.92));box-shadow:0 20px 70px rgba(0,0,0,.45)}.gateway-badge{margin:0;font-size:12px;letter-spacing:.12em;text-transform:uppercase;color:var(--accent)}.gateway-card h1{margin:10px 0 14px;font-size:clamp(28px,4vw,38px)}.gateway-card p{color:var(--muted);line-height:1.8}.gateway-actions{display:flex;gap:12px;margin-top:22px;flex-wrap:wrap}.site-shell{width:min(1160px,100%);margin:0 auto;padding:0 20px 64px}.site-header{position:-webkit-sticky;position:sticky;top:0;z-index:30;-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);background:rgba(4,9,16,.7);border-bottom:1px solid var(--border)}.header-inner{height:72px;display:flex;align-items:center;justify-content:space-between;gap:18px;width:min(1160px,100%);margin:0 auto;padding:0 20px}.brand-mark{display:inline-flex;align-items:center;gap:8px;font-size:18px}.brand-dot{width:10px;height:10px;border-radius:999px;background:linear-gradient(135deg,var(--accent),var(--accent-2));box-shadow:0 0 20px rgba(25,210,166,.7)}.top-nav{display:flex;gap:16px;font-size:14px;color:var(--muted);flex-wrap:wrap}.locale-switch a.active,.top-nav a:hover{color:var(--text)}.locale-switch{display:flex;align-items:center;gap:8px;font-size:14px;color:var(--muted)}.hero{padding:54px 0 18px}.hero-grid{display:grid;grid-template-columns:minmax(0,1.25fr) minmax(280px,1fr);grid-gap:20px;gap:20px}.hero h1{font-size:clamp(34px,6vw,62px);margin:10px 0 16px;line-height:1.1}.eyebrow{letter-spacing:.14em;text-transform:uppercase;font-size:12px;color:var(--accent);margin:0}.hero-subtitle{color:var(--muted);line-height:1.8;max-width:62ch}.hero-actions{margin-top:24px;display:flex;flex-wrap:wrap;gap:12px}.btn{border-radius:999px;padding:11px 18px;font-size:14px;display:inline-flex;align-items:center;justify-content:center;border:1px solid transparent}.btn-primary{background:linear-gradient(135deg,#0c6ca8,#12a7cd);color:#f4fbff}.btn-secondary{border-color:var(--border);color:var(--text)}.hero-panel{border:1px solid var(--border);border-radius:18px;padding:22px;background:var(--panel)}.hero-panel h2{margin:0 0 10px;font-size:18px}.hero-panel ul{margin:0;padding:0;list-style:none;display:grid;grid-gap:10px;gap:10px}.hero-panel li{color:var(--muted);display:flex;align-items:center;gap:8px;line-height:1.6}.status-dot{width:8px;height:8px;border-radius:999px;flex-shrink:0}.status-dot.success{background:var(--safe);box-shadow:0 0 12px rgba(45,226,143,.7)}.status-dot.warning{background:var(--warn);box-shadow:0 0 12px rgba(230,189,91,.6)}.section-block{padding:22px 0}.section-inner{border:1px solid var(--border);border-radius:18px;background:linear-gradient(170deg,rgba(8,16,27,.95),rgba(7,13,22,.92));padding:24px}.section-inner h2{margin:0 0 10px;font-size:clamp(24px,3vw,32px)}.section-inner p{margin:0;color:var(--muted);line-height:1.8}.bullet-list{margin:14px 0 0;padding-left:18px;color:var(--text);display:grid;grid-gap:6px;gap:6px}.bullet-list li{line-height:1.7}.site-footer{margin-top:24px;border:1px solid var(--border);border-radius:18px;background:rgba(5,11,20,.92)}.footer-inner{padding:22px;display:grid;grid-gap:12px;gap:12px}.footer-inner p,.footer-inner small{margin:0;color:var(--muted);line-height:1.7}.footer-inner nav{display:flex;gap:14px;flex-wrap:wrap;color:var(--text)}@media (max-width:900px){.hero-grid{grid-template-columns:1fr}.header-inner{height:auto;min-height:72px;padding-top:10px;padding-bottom:10px;flex-wrap:wrap}}@media (max-width:640px){.gateway-card,.hero-panel,.section-inner{padding:18px}.top-nav{order:3;width:100%;padding-top:6px;border-top:1px solid var(--border)}}