:root{--bg: #070b14;--bg-soft: #0c1322;--panel: #101a2c;--panel-2: #14203a;--line: #1e2b45;--text: #e8ecf5;--muted: #98a3b8;--accent: #4ea1ff;--accent-2: #a97bff;--ok: #3ddc97;--radius: 14px;--max: 1120px;--font: "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", system-ui, -apple-system, sans-serif}*{box-sizing:border-box}html{-webkit-text-size-adjust:100%}body{margin:0;background:var(--bg);color:var(--text);font-family:var(--font);font-size:16px;line-height:1.75}a{color:var(--accent);text-decoration:none}a:hover{text-decoration:underline}img{max-width:100%;height:auto}.container{width:100%;max-width:var(--max);margin:0 auto;padding:0 20px}.site-header{position:sticky;top:0;z-index:20;background:#070b14e0;backdrop-filter:blur(10px);border-bottom:1px solid var(--line)}.site-header .container{display:flex;align-items:center;justify-content:space-between;gap:12px;height:64px}.brand{display:flex;align-items:center;gap:10px;color:var(--text);font-weight:700;letter-spacing:.02em;flex:none;white-space:nowrap}.brand:hover{text-decoration:none}.brand-mark{width:30px;height:30px;border-radius:9px;flex:none;background:linear-gradient(135deg,var(--accent),var(--accent-2));display:grid;place-items:center;color:#06101f;font-weight:800;font-size:15px}.brand small{display:block;font-weight:400;font-size:11px;color:var(--muted);letter-spacing:.08em}.site-nav{display:flex;gap:22px;font-size:15px;min-width:0}.site-nav a{color:var(--muted);white-space:nowrap}.site-nav a:hover,.site-nav a[aria-current=page]{color:var(--text);text-decoration:none}main{display:block;min-height:60vh}.section{padding:56px 0}.section+.section{border-top:1px solid var(--line)}.section-soft{background:var(--bg-soft)}h1{font-size:clamp(26px,4.4vw,40px);line-height:1.3;margin:0 0 16px;letter-spacing:-.01em}h2{font-size:clamp(20px,2.6vw,26px);line-height:1.4;margin:0 0 16px}h3{font-size:17px;margin:0 0 8px}p{margin:0 0 14px}.lead{font-size:17px;color:#cbd5e6;max-width:72ch}.muted{color:var(--muted);font-size:14px}.eyebrow{color:var(--accent);font-size:13px;letter-spacing:.14em;text-transform:uppercase;margin-bottom:10px}.hero{padding:64px 0 48px;background:radial-gradient(900px 380px at 12% -10%,rgba(78,161,255,.18),transparent 60%),radial-gradient(700px 320px at 88% 0%,rgba(169,123,255,.14),transparent 60%)}.hero h1 span{background:linear-gradient(120deg,var(--accent),var(--accent-2));-webkit-background-clip:text;background-clip:text;color:transparent}.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:22px}.btn{display:inline-block;padding:10px 20px;border-radius:999px;border:1px solid var(--line);color:var(--text);font-size:15px}.btn:hover{text-decoration:none;border-color:var(--accent)}.btn-primary{background:linear-gradient(135deg,var(--accent),var(--accent-2));color:#06101f;border:none;font-weight:600}.grid{display:grid;gap:18px;grid-template-columns:repeat(auto-fill,minmax(280px,1fr))}.card{display:block;padding:20px;border:1px solid var(--line);border-radius:var(--radius);background:var(--panel);color:var(--text)}.card:hover{text-decoration:none;border-color:#2c4066;transform:translateY(-2px)}.card-head{display:flex;align-items:center;gap:12px;margin-bottom:10px}.card-mark{width:40px;height:40px;border-radius:11px;flex:none;display:grid;place-items:center;font-weight:700;color:#06101f;background:linear-gradient(135deg,#6db4ff,#b694ff)}.card-icon{width:44px;height:44px;border-radius:11px;flex:none;object-fit:cover;display:block;border:1px solid var(--line)}.card-title{font-size:17px;font-weight:600}.card-sub{font-size:12px;color:var(--muted);overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.card p{font-size:14px;color:#bcc7db;margin:0 0 12px}.tags{display:flex;flex-wrap:wrap;gap:6px}.tag{font-size:12px;padding:2px 10px;border-radius:999px;border:1px solid var(--line);color:var(--muted);background:var(--panel-2)}.tag-status{color:var(--ok);border-color:#3ddc9766}.product-head{display:flex;gap:18px;align-items:flex-start}.product-head h1{margin-bottom:10px}.product-icon{width:80px;height:80px;border-radius:20px;flex:none;object-fit:cover;display:block;border:1px solid var(--line)}.fact-table{width:100%;border-collapse:collapse;margin:0 0 18px;font-size:14.5px}.fact-table th,.fact-table td{text-align:left;padding:10px 12px;border-bottom:1px solid var(--line);vertical-align:top}.fact-table th{width:130px;color:var(--muted);font-weight:500;white-space:nowrap}.feature-list{margin:0 0 18px;padding-left:0;list-style:none;counter-reset:f}.feature-list li{position:relative;padding:8px 0 8px 34px;border-bottom:1px dashed var(--line)}.feature-list li:before{counter-increment:f;content:counter(f);position:absolute;left:0;top:10px;width:22px;height:22px;border-radius:50%;background:var(--panel-2);border:1px solid var(--line);color:var(--accent);font-size:12px;display:grid;place-items:center}.faq{border-top:1px solid var(--line)}.faq details{border-bottom:1px solid var(--line);padding:14px 0}.faq summary{cursor:pointer;font-weight:600;font-size:16px}.faq summary::marker{color:var(--accent)}.faq .answer{margin:10px 0 0;color:#c4cfe2}.breadcrumb{font-size:13px;color:var(--muted);padding:18px 0 0}.breadcrumb a{color:var(--muted)}.note{border-left:3px solid var(--accent);background:var(--panel);padding:12px 16px;border-radius:0 var(--radius) var(--radius) 0;font-size:14px;color:#c4cfe2}.site-footer{border-top:1px solid var(--line);background:var(--bg-soft);padding:34px 0;font-size:14px;color:var(--muted)}.site-footer .cols{display:flex;flex-wrap:wrap;gap:28px;justify-content:space-between}.site-footer a{color:var(--muted)}.site-footer strong{color:var(--text);font-weight:600}.site-footer ul{list-style:none;margin:6px 0 0;padding:0}.site-footer li{margin-bottom:4px}@media(max-width:640px){.site-nav{gap:13px;font-size:13px;overflow-x:auto;-webkit-overflow-scrolling:touch;scrollbar-width:none}.site-nav::-webkit-scrollbar{display:none}.brand{font-size:15px}.brand small{display:none}.fact-table th{width:96px}.product-head{gap:14px}.product-icon{width:64px;height:64px;border-radius:16px}}