*{margin:0;padding:0;box-sizing:border-box}html{scroll-behavior:smooth}body{font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Microsoft YaHei",sans-serif;background:#0a1628;color:#eaf4ff;line-height:1.7;-webkit-font-smoothing:antialiased}a{color:#00c8ff;text-decoration:none}a:hover{color:#4dd9ff}img{max-width:100%;height:auto;display:block}.wrap{max-width:1180px;margin:0 auto;padding:0 20px}.btn{display:inline-block;padding:13px 28px;border-radius:30px;font-weight:700;font-size:15px;line-height:1.2;transition:transform .2s,box-shadow .2s}.btn:hover{transform:translateY(-2px)}.btn-primary{background:linear-gradient(135deg,#00c8ff,#2b6bff);color:#fff;box-shadow:0 8px 22px rgba(0,200,255,.3)}.btn-orange{background:linear-gradient(135deg,#ff8a3d,#ff6a00);color:#fff;box-shadow:0 8px 22px rgba(255,106,0,.3)}.btn-ghost{border:1px solid rgba(0,200,255,.5);color:#00c8ff;background:rgba(0,200,255,.08)}.btn-lg{padding:16px 40px;font-size:17px}.center{text-align:center}.sec{padding:72px 0}.sec-head{text-align:center;margin-bottom:44px}.sec-head .kicker{display:inline-block;padding:5px 16px;border-radius:20px;background:rgba(0,200,255,.12);color:#00c8ff;font-size:13px;font-weight:700;margin-bottom:12px;letter-spacing:1px}.sec-head h2{font-size:34px;margin-bottom:12px;color:#fff}.sec-head p{color:#8ba3c0;max-width:640px;margin:0 auto;font-size:16px}.grid{display:grid;gap:22px}.grid-2{grid-template-columns:repeat(2,1fr)}.grid-3{grid-template-columns:repeat(3,1fr)}.grid-4{grid-template-columns:repeat(4,1fr)}.grid-6{grid-template-columns:repeat(3,1fr)}.card{background:#13263f;border:1px solid rgba(0,200,255,.14);border-radius:16px;padding:26px;transition:transform .25s,border-color .25s}.card:hover{transform:translateY(-4px);border-color:rgba(0,200,255,.45)}header.site{position:sticky;top:0;z-index:999;background:rgba(10,22,40,.92);backdrop-filter:blur(12px);border-bottom:1px solid rgba(0,200,255,.12)}.nav{display:flex;align-items:center;justify-content:space-between;height:66px}.logo{display:flex;align-items:center;gap:10px;font-size:20px;font-weight:800;color:#fff}.logo img{width:34px;height:34px;border-radius:8px}.nav-links{display:flex;gap:26px;align-items:center}.nav-links a{color:#c7d8ee;font-size:14px;font-weight:600}.nav-links a:hover{color:#00c8ff}.breadcrumb{font-size:13px;color:#8ba3c0;padding:16px 0;border-bottom:1px solid rgba(0,200,255,.08);margin-bottom:28px}.breadcrumb a{color:#00c8ff}.breadcrumb span{margin:0 6px}.tag{display:inline-block;padding:3px 10px;border-radius:12px;font-size:12px;font-weight:700;background:rgba(0,200,255,.12);color:#00c8ff}.footer{background:#081220;border-top:1px solid rgba(0,200,255,.1);padding:52px 0 28px;margin-top:40px}.footer .cols{display:grid;grid-template-columns:2fr 1fr 1fr 1fr;gap:30px;margin-bottom:30px}.footer h4{font-size:15px;margin-bottom:14px;color:#fff}.footer a{display:block;color:#8ba3c0;font-size:13px;margin-bottom:8px}.footer a:hover{color:#00c8ff}.friendlinks{border-top:1px solid rgba(0,200,255,.1);padding-top:22px;margin-top:20px}.friendlinks h4{font-size:14px;margin-bottom:12px;color:#fff}.friendlinks .fl{display:flex;flex-wrap:wrap;gap:8px}.friendlinks .fl a{display:inline-block;padding:5px 13px;border-radius:14px;background:rgba(0,200,255,.08);color:#7fb7d9;font-size:12px;margin:0}.copyright{text-align:center;color:#5d738c;font-size:12px;margin-top:24px}.stat{position:fixed;bottom:0;left:0;right:0;z-index:50}.sr-only{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0)}
/* hero */
.hero{padding:60px 0 40px;background:radial-gradient(1200px 600px at 80% -10%,rgba(43,107,255,.25),transparent 60%),radial-gradient(800px 500px at 10% 20%,rgba(0,200,255,.15),transparent 55%)}.hero-inner{display:grid;grid-template-columns:1.05fr .95fr;gap:44px;align-items:center}.hero h1{font-size:44px;line-height:1.25;margin-bottom:16px;color:#fff}.hero h1 .hl{background:linear-gradient(90deg,#00c8ff,#4dd9ff);-webkit-background-clip:text;background-clip:text;color:transparent}.hero .sub{color:#a9bdd6;font-size:17px;margin-bottom:24px}.hero .actions{display:flex;gap:14px;flex-wrap:wrap;margin-bottom:22px}.hero .meta{display:flex;gap:20px;color:#8ba3c0;font-size:13px;flex-wrap:wrap}.hero .meta b{color:#00c8ff;font-size:16px;display:block}
/* simulator */
.sim{background:#0d1c33;border:1px solid rgba(0,200,255,.25);border-radius:18px;box-shadow:0 30px 70px rgba(0,0,0,.45);overflow:hidden}.sim-bar{display:flex;align-items:center;gap:6px;padding:10px 14px;background:#10233d;border-bottom:1px solid rgba(0,200,255,.12)}.sim-bar i{width:11px;height:11px;border-radius:50%;display:inline-block}.sim-bar i:nth-child(1){background:#ff5f57}.sim-bar i:nth-child(2){background:#febc2e}.sim-bar i:nth-child(3){background:#28c840}.sim-bar .url{margin-left:10px;background:#0a1628;border-radius:14px;padding:4px 14px;font-size:12px;color:#7fb7d9;flex:1}.sim-body{padding:20px}.sim-status{display:flex;align-items:center;gap:14px;padding:16px;background:linear-gradient(135deg,rgba(0,200,255,.12),rgba(43,107,255,.12));border-radius:14px;margin-bottom:16px}.sim-status .dot{width:52px;height:52px;border-radius:50%;background:conic-gradient(#00e08a 0 78%,#1a3550 78% 100%);display:flex;align-items:center;justify-content:center}.sim-status .dot::after{content:"";width:38px;height:38px;border-radius:50%;background:#0d1c33}.sim-status .big{font-size:22px;font-weight:800;color:#00e08a}.sim-status .lbl{font-size:12px;color:#8ba3c0}.sim-row{display:flex;justify-content:space-between;align-items:center;padding:11px 0;border-bottom:1px solid rgba(0,200,255,.08);font-size:13px}.sim-row .k{color:#8ba3c0}.sim-row .v{color:#fff;font-weight:600}.sim-row .v.good{color:#00e08a}.sim-node{display:grid;grid-template-columns:repeat(3,1fr);gap:10px;margin-top:14px}.sim-node div{background:#10233d;border-radius:10px;padding:12px;text-align:center;font-size:12px;color:#c7d8ee}.sim-node div b{display:block;color:#00c8ff;font-size:15px}.sim-cta{margin-top:16px}
/* features */
.feat .icon{width:52px;height:52px;border-radius:14px;display:flex;align-items:center;justify-content:center;margin-bottom:16px;font-size:24px;background:linear-gradient(135deg,rgba(0,200,255,.18),rgba(43,107,255,.18))}.feat h3{font-size:18px;margin-bottom:10px;color:#fff}.feat p{color:#8ba3c0;font-size:14px}
/* compare table */
.tbl{width:100%;border-collapse:collapse;font-size:14px;background:#13263f;border-radius:14px;overflow:hidden}.tbl th,.tbl td{padding:14px 16px;text-align:left;border-bottom:1px solid rgba(0,200,255,.1)}.tbl th{background:#0f1f38;color:#00c8ff;font-size:13px}.tbl td.y{color:#00e08a;font-weight:700}.tbl td.n{color:#ff5f57}.tbl .me{background:rgba(0,200,255,.06)}
/* news tabs */
.tabs{display:flex;gap:10px;justify-content:center;margin-bottom:28px;flex-wrap:wrap}.tab{display:inline-block;padding:9px 20px;border-radius:22px;background:#13263f;color:#c7d8ee;font-size:14px;font-weight:600}.tab.active,.tab:hover{background:linear-gradient(135deg,#00c8ff,#2b6bff);color:#fff}.news-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}.news-item{background:#13263f;border-radius:14px;overflow:hidden;border:1px solid rgba(0,200,255,.12)}.news-item img{width:100%;aspect-ratio:16/9;object-fit:cover}.news-item .pad{padding:16px}.news-item .tag{margin-bottom:8px}.news-item h3{font-size:16px;margin-bottom:8px}.news-item h3 a{color:#fff}.news-item h3 a:hover{color:#00c8ff}.news-item .date{font-size:12px;color:#8ba3c0}
/* comments */
.rev{background:#13263f;border-radius:14px;padding:22px;border:1px solid rgba(0,200,255,.1)}.rev .stars{color:#ffb400;margin-bottom:8px}.rev .txt{color:#d5e4f5;font-size:14px;margin-bottom:12px}.rev .who{display:flex;align-items:center;gap:10px;font-size:13px;color:#8ba3c0}.rev .who b{color:#fff}
/* download */
.dl-card{background:linear-gradient(180deg,#13263f,#0f1f38);border-radius:16px;padding:26px;text-align:center;border:1px solid rgba(0,200,255,.16)}.dl-card .os{font-size:38px;margin-bottom:12px}.dl-card h3{font-size:17px;margin-bottom:8px;color:#fff}.dl-card p{font-size:13px;color:#8ba3c0;margin-bottom:16px;min-height:38px}.dl-card .v{font-size:12px;color:#00c8ff;margin-bottom:12px}
/* trust */
.trust{display:flex;gap:26px;justify-content:center;flex-wrap:wrap}.trust .item{text-align:center;color:#8ba3c0}.trust .item b{display:block;font-size:26px;color:#00c8ff}
/* scenario */
.scen{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}.scen .card{padding:24px}.scen h3{font-size:17px;margin-bottom:10px;color:#fff}.scen p{font-size:14px;color:#8ba3c0}
/* faq */
.faq-item{background:#13263f;border:1px solid rgba(0,200,255,.12);border-radius:12px;margin-bottom:12px;overflow:hidden}.faq-q{padding:18px 22px;font-weight:700;color:#fff;font-size:16px;display:flex;justify-content:space-between;align-items:center;cursor:default}.faq-a{padding:0 22px 20px;color:#a9bdd6;font-size:14px}.faq-a ol{margin-left:20px}.faq-a ol li{margin-bottom:8px}.faq-a h4{color:#00c8ff;font-size:15px;margin:10px 0 6px}
/* CTA */
.cta{background:linear-gradient(135deg,#0d2a52,#12295b);border-radius:22px;padding:52px 34px;text-align:center}.cta h2{font-size:32px;margin-bottom:14px;color:#fff}.cta p{color:#c7d8ee;margin-bottom:24px}
/* article */
.art-layout{display:grid;grid-template-columns:1fr 300px;gap:34px}.article h1{font-size:30px;line-height:1.4;margin-bottom:16px;color:#fff}.article .meta{color:#8ba3c0;font-size:13px;margin-bottom:20px;display:flex;gap:16px;flex-wrap:wrap}.article .body{color:#c9d9ec;font-size:16px}.article .body p{margin-bottom:18px}.article .body h2{font-size:22px;color:#fff;margin:28px 0 14px;padding-left:12px;border-left:4px solid #00c8ff}.article .body img{border-radius:12px;margin:18px 0}.article .toc{background:#13263f;border-radius:12px;padding:18px;margin-bottom:22px}.article .toc h3{font-size:15px;color:#00c8ff;margin-bottom:10px}.article .toc a{display:block;color:#c7d8ee;font-size:14px;margin-bottom:6px}.article .toc a:hover{color:#00c8ff}.side-widget{background:#13263f;border-radius:14px;padding:20px;margin-bottom:20px;border:1px solid rgba(0,200,255,.1)}.side-widget h4{font-size:15px;color:#fff;margin-bottom:14px}.side-widget a{display:block;color:#a9bdd6;font-size:13px;margin-bottom:10px}.side-widget a:hover{color:#00c8ff}.side-widget .cat{display:inline-block;margin:3px;padding:4px 12px;border-radius:12px;background:rgba(0,200,255,.08);color:#7fb7d9;font-size:12px}.comment{background:#13263f;border-radius:12px;padding:16px;margin-bottom:12px}.comment .head{display:flex;justify-content:space-between;font-size:13px;color:#8ba3c0;margin-bottom:8px}.comment .head b{color:#fff}.comment p{color:#c9d9ec;font-size:14px}.prevnext{display:flex;justify-content:space-between;gap:14px;margin-top:28px}.prevnext a{flex:1;background:#13263f;border-radius:12px;padding:16px;color:#c7d8ee;font-size:14px;border:1px solid rgba(0,200,255,.1)}.prevnext a:hover{color:#00c8ff;border-color:rgba(0,200,255,.4)}.related{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;margin-top:20px}
/* announce */
.announce{background:linear-gradient(90deg,rgba(255,106,0,.14),rgba(0,200,255,.08));border:1px solid rgba(255,138,61,.3);border-radius:12px;padding:14px 20px;display:flex;align-items:center;gap:12px;margin:26px 0;font-size:14px;color:#ffd9b8}.announce b{color:#ff8a3d}.announce a{color:#00c8ff;margin-left:6px}
@media(max-width:960px){.grid-3,.grid-4,.grid-6,.news-grid,.scen,.related{grid-template-columns:1fr 1fr}.hero-inner,.art-layout{grid-template-columns:1fr}.footer .cols{grid-template-columns:1fr 1fr}.nav-links{display:none}}@media(max-width:600px){.grid-2,.grid-3,.grid-4,.grid-6,.news-grid,.scen,.related{grid-template-columns:1fr}.hero h1{font-size:30px}.sec{padding:48px 0}.sec-head h2{font-size:26px}}