:root{--bg:#080b14;--bg2:#0d1220;--card:#131a2e;--card2:#1a2238;--line:#232d48;--primary:#7c5cff;--primary-d:#6a47f0;--accent:#3e7bff;--highlight:#ff9f43;--text:#eef1fb;--muted:#94a0bd;--shadow:0 10px 30px rgba(0,0,0,.45)}
*{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:var(--bg);color:var(--text);line-height:1.7;font-size:16px}
a{color:var(--primary);text-decoration:none}
a:hover{color:var(--primary-d)}
img{max-width:100%;height:auto;display:block}
.wrap{max-width:1180px;margin:0 auto;padding:0 20px}
.nav{position:sticky;top:0;z-index:100;background:rgba(8,11,20,.92);backdrop-filter:blur(10px);border-bottom:1px solid var(--line)}
.nav-in{display:flex;align-items:center;justify-content:space-between;height:68px}
.logo{display:flex;align-items:center;gap:10px;font-weight:800;font-size:22px;color:var(--text)}
.logo svg{flex:none}
.logo b{color:var(--primary)}
.menu{display:flex;gap:24px;align-items:center}
.menu a{color:var(--muted);font-size:15px;font-weight:500;transition:.2s}
.menu a:hover{color:var(--primary)}
.menu a.cta{background:var(--highlight);color:#1a0f00;padding:9px 18px;border-radius:8px;font-weight:700}
.menu a.cta:hover{background:#ffb265;color:#1a0f00}
.lang{display:flex;align-items:center;gap:8px;margin-left:6px}
.lang a{font-size:13px;padding:4px 10px;border:1px solid var(--line);border-radius:6px;color:var(--muted)}
.lang a.on{background:var(--primary);color:#fff;border-color:var(--primary)}
.hero{background:radial-gradient(1200px 500px at 80% -100px,rgba(124,92,255,.2),transparent),radial-gradient(900px 500px at 10% -80px,rgba(62,123,255,.18),transparent)}
.hero-in{display:grid;grid-template-columns:1.05fr .95fr;gap:50px;align-items:center;padding:70px 0 60px}
.hero-txt h1{font-size:44px;line-height:1.2;font-weight:800;margin-bottom:18px}
.hero-txt h1 .grad{background:linear-gradient(90deg,var(--primary),var(--accent));-webkit-background-clip:text;background-clip:text;color:transparent}
.hero-txt p{color:var(--muted);font-size:18px;margin-bottom:26px}
.hero-btns{display:flex;gap:14px;flex-wrap:wrap}
.btn{display:inline-block;padding:13px 28px;border-radius:10px;font-weight:700;font-size:16px;transition:.2s}
.btn-p{background:var(--primary);color:#fff}
.btn-p:hover{background:var(--primary-d);color:#fff}
.btn-o{border:1px solid var(--line);color:var(--text)}
.btn-o:hover{border-color:var(--primary);color:var(--primary)}
.btn-w{background:var(--highlight);color:#1a0f00}
.btn-w:hover{background:#ffb265;color:#1a0f00}
.hero-meta{display:flex;gap:26px;margin-top:28px;color:var(--muted);font-size:14px}
.hero-meta span b{color:var(--text);font-size:20px;display:block}
.sim{background:var(--card);border:1px solid var(--line);border-radius:16px;box-shadow:var(--shadow);overflow:hidden}
.sim-bar{display:flex;align-items:center;gap:8px;padding:12px 16px;border-bottom:1px solid var(--line);background:var(--card2)}
.sim-dot{width:11px;height:11px;border-radius:50%}
.sim-dot.r{background:#ff5f57}.sim-dot.y{background:#febc2e}.sim-dot.g{background:#28c840}
.sim-title{margin-left:10px;color:var(--muted);font-size:13px}
.sim-body{padding:22px}
.sim-node{display:flex;align-items:center;justify-content:space-between;padding:13px 15px;border:1px solid var(--line);border-radius:10px;margin-bottom:12px;background:var(--bg2)}
.sim-node.active{border-color:var(--primary);background:rgba(124,92,255,.08)}
.sim-node .flag{width:34px;height:34px;border-radius:50%;background:linear-gradient(135deg,var(--accent),var(--primary));display:flex;align-items:center;justify-content:center;font-size:15px;font-weight:700;color:#fff}
.sim-node .nm{font-weight:600;font-size:15px}
.sim-node .ms{color:var(--primary);font-weight:700;font-size:14px}
.sim-connect{display:flex;align-items:center;justify-content:center;gap:10px;background:var(--primary);color:#fff;font-weight:800;padding:15px;border-radius:12px;font-size:17px;margin-top:6px}
.sim-stats{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin-top:16px}
.sim-stat{background:var(--bg2);border:1px solid var(--line);border-radius:10px;padding:12px;text-align:center}
.sim-stat b{display:block;font-size:19px;color:var(--primary)}
.sim-stat span{font-size:12px;color:var(--muted)}
.sec{padding:64px 0}
.sec-head{text-align:center;margin-bottom:44px}
.sec-head .tag{display:inline-block;background:rgba(124,92,255,.14);color:var(--primary);padding:5px 14px;border-radius:20px;font-size:13px;font-weight:600;margin-bottom:14px}
.sec-head h2{font-size:34px;font-weight:800;margin-bottom:12px}
.sec-head p{color:var(--muted);font-size:16px;max-width:680px;margin:0 auto}
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.card{background:var(--card);border:1px solid var(--line);border-radius:14px;padding:26px;transition:.25s}
.card:hover{border-color:var(--primary);transform:translateY(-4px)}
.card .ic{width:52px;height:52px;border-radius:12px;background:rgba(124,92,255,.16);display:flex;align-items:center;justify-content:center;margin-bottom:16px}
.card h3{font-size:19px;font-weight:700;margin-bottom:10px}
.card p{color:var(--muted);font-size:15px}
.notice{background:linear-gradient(90deg,rgba(255,159,67,.14),rgba(62,123,255,.14));border:1px solid var(--line);border-radius:14px;padding:20px 26px}
.notice h3{color:var(--highlight);margin-bottom:8px}
.notice p{color:var(--text);font-size:15px}
.notice time{color:var(--muted);font-size:13px}
.trust{background:var(--bg2);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.trust-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:22px;text-align:center}
.trust-item b{display:block;font-size:32px;font-weight:800;color:var(--primary)}
.trust-item span{color:var(--muted);font-size:14px}
.scen{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.scen .card h3{color:var(--accent)}
.tabs{display:flex;gap:10px;justify-content:center;margin-bottom:30px;flex-wrap:wrap}
.tab{background:var(--card);border:1px solid var(--line);color:var(--muted);padding:9px 20px;border-radius:20px;font-size:14px;font-weight:600}
.tab.active{background:var(--primary);color:#fff;border-color:var(--primary)}
.news-list{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.news-item{background:var(--card);border:1px solid var(--line);border-radius:14px;overflow:hidden;display:flex;flex-direction:column}
.news-item img{height:160px;width:100%;object-fit:cover}
.news-item .body{padding:20px;display:flex;flex-direction:column;flex:1}
.news-item .cat{font-size:12px;color:var(--primary);font-weight:600;margin-bottom:8px}
.news-item h3{font-size:17px;font-weight:700;margin-bottom:10px;line-height:1.4}
.news-item h3 a{color:var(--text)}
.news-item h3 a:hover{color:var(--primary)}
.news-item .meta{color:var(--muted);font-size:13px;margin-top:auto}
.dl-grid{display:grid;grid-template-columns:repeat(5,1fr);gap:18px}
.dl-card{background:var(--card);border:1px solid var(--line);border-radius:14px;padding:24px;text-align:center;transition:.25s}
.dl-card:hover{border-color:var(--primary);transform:translateY(-4px)}
.dl-card .ic{width:56px;height:56px;margin:0 auto 14px;border-radius:14px;background:rgba(62,123,255,.16);display:flex;align-items:center;justify-content:center}
.dl-card h3{font-size:16px;font-weight:700;margin-bottom:6px}
.dl-card p{color:var(--muted);font-size:13px;margin-bottom:16px}
.dl-card a{display:inline-block;background:var(--primary);color:#fff;font-weight:700;padding:9px 20px;border-radius:8px;font-size:14px}
.dl-card a:hover{background:var(--primary-d);color:#fff}
.faq-wrap{max-width:820px;margin:0 auto}
.faq-item{background:var(--card);border:1px solid var(--line);border-radius:12px;margin-bottom:14px;overflow:hidden}
.faq-item summary{list-style:none;cursor:pointer;padding:20px 24px;font-weight:700;font-size:16px;display:flex;justify-content:space-between;align-items:center}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary .arr{transition:.25s;color:var(--primary);font-size:20px}
.faq-item[open] summary .arr{transform:rotate(45deg)}
.faq-item .ans{padding:0 24px 22px;color:var(--muted);font-size:15px}
.faq-item .ans ol{padding-left:20px;margin-top:10px}
.faq-item .ans ol li{margin-bottom:10px}
.faq-item .ans ol li b{color:var(--text)}
.cta{background:linear-gradient(135deg,var(--primary),var(--accent));border-radius:20px;padding:54px;text-align:center}
.cta h2{font-size:32px;font-weight:800;color:#fff;margin-bottom:14px}
.cta p{color:rgba(255,255,255,.85);margin-bottom:26px;font-size:16px}
.cta .btn{background:#fff;color:var(--primary)}
.footer{background:var(--bg2);border-top:1px solid var(--line);padding:50px 0 30px}
.footer-grid{display:grid;grid-template-columns:2fr 1fr 1fr 1fr;gap:30px;margin-bottom:34px}
.footer h4{font-size:16px;font-weight:700;margin-bottom:16px}
.footer ul{list-style:none}
.footer ul li{margin-bottom:10px}
.footer ul a{color:var(--muted);font-size:14px}
.footer ul a:hover{color:var(--primary)}
.footer .about p{color:var(--muted);font-size:14px;margin-top:12px}
.footer-bottom{border-top:1px solid var(--line);padding-top:22px;display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:14px;color:var(--muted);font-size:13px}
.footer-bottom a{color:var(--muted)}
.footer-bottom a:hover{color:var(--primary)}
.crumb{background:var(--bg2);border-bottom:1px solid var(--line);padding:14px 0;font-size:14px;color:var(--muted)}
.crumb a{color:var(--muted)}
.crumb a:hover{color:var(--primary)}
.crumb span{color:var(--text)}
.phero{background:radial-gradient(1000px 400px at 50% -100px,rgba(124,92,255,.18),transparent);padding:52px 0 40px;text-align:center}
.phero h1{font-size:36px;font-weight:800;margin-bottom:12px}
.phero p{color:var(--muted);font-size:16px;max-width:680px;margin:0 auto}
.article{max-width:820px;margin:0 auto;padding:40px 0}
.article h1{font-size:32px;font-weight:800;line-height:1.35;margin-bottom:18px}
.article .meta{color:var(--muted);font-size:14px;margin-bottom:26px;padding-bottom:20px;border-bottom:1px solid var(--line)}
.article .lead{font-size:18px;color:var(--text);margin-bottom:26px;font-weight:500;border-left:4px solid var(--primary);padding-left:18px}
.article h2{font-size:24px;font-weight:800;margin:34px 0 14px;padding-left:12px;border-left:4px solid var(--primary)}
.article p{color:var(--text);margin-bottom:18px;font-size:16px}
.article img{border-radius:12px;margin:22px auto}
.article figcaption{text-align:center;color:var(--muted);font-size:13px;margin-top:8px}
.article-nav{display:flex;justify-content:space-between;gap:16px;margin-top:40px;padding-top:22px;border-top:1px solid var(--line)}
.article-nav a{color:var(--muted);font-size:14px}
.article-nav a:hover{color:var(--primary)}
.comments{margin-top:44px}
.comments h3{font-size:20px;font-weight:800;margin-bottom:18px}
.comment{background:var(--card);border:1px solid var(--line);border-radius:12px;padding:18px;margin-bottom:14px}
.comment .cmt-head{display:flex;align-items:center;gap:12px;margin-bottom:8px}
.comment .avatar{width:38px;height:38px;border-radius:50%;background:linear-gradient(135deg,var(--accent),var(--primary));display:flex;align-items:center;justify-content:center;color:#fff;font-weight:700}
.comment .name{font-weight:700;font-size:15px}
.comment .time{color:var(--muted);font-size:12px}
.comment p{color:var(--muted);font-size:14px;margin:0}
.sitemap-list{max-width:820px;margin:0 auto}
.sitemap-list .grp{margin-bottom:26px}
.sitemap-list h2{font-size:20px;font-weight:800;margin-bottom:12px;color:var(--primary)}
.sitemap-list ul{list-style:none;padding-left:8px}
.sitemap-list li{margin-bottom:8px}
.sitemap-list a{color:var(--muted)}
.sitemap-list a:hover{color:var(--primary)}
.err404{padding:100px 0;text-align:center}
.err404 h1{font-size:90px;font-weight:800;background:linear-gradient(90deg,var(--primary),var(--accent));-webkit-background-clip:text;background-clip:text;color:transparent}
.err404 p{color:var(--muted);font-size:18px;margin:16px 0 30px}
@media(max-width:960px){
.hero-in{grid-template-columns:1fr;padding:44px 0}
.grid-3,.scen,.news-list{grid-template-columns:repeat(2,1fr)}
.dl-grid{grid-template-columns:repeat(3,1fr)}
.trust-grid{grid-template-columns:repeat(2,1fr)}
.footer-grid{grid-template-columns:1fr 1fr}
.hero-txt h1{font-size:34px}
}
@media(max-width:600px){
.grid-3,.scen,.news-list,.dl-grid{grid-template-columns:1fr}
.menu{display:none}
.hero-txt h1{font-size:28px}
.sec{padding:44px 0}
}