:root{--primary:#059669;--primary-2:#047857;--accent:#10b981;--accent-2:#34d399;--bg:#f2fbf7;--bg-2:#e6f7ef;--card:#ffffff;--ink:#0a1f16;--ink-2:#4a6b5c;--line:#dcefe6;--ok:#059669;--warn:#f59e0b;--danger:#ef4444;--grad:linear-gradient(135deg,#059669 0%,#10b981 100%);--radius:16px;--shadow:0 10px 30px rgba(5,150,105,.12);;--font:"PingFang SC","Microsoft YaHei",-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;}*{margin:0;padding:0;box-sizing:border-box}html{scroll-behavior:smooth}body{font-family:var(--font);color:var(--ink);background:var(--bg);line-height:1.7;font-size:16px}a{color:var(--primary);text-decoration:none}img{max-width:100%;display:block}.wrap{max-width:1180px;margin:0 auto;padding:0 22px}h1,h2,h3{line-height:1.3;font-weight:700}h1{font-size:40px}h2{font-size:30px}h3{font-size:20px}.section{padding:70px 0}.sec-head{text-align:center;margin-bottom:44px}.sec-head .tag{display:inline-block;padding:5px 14px;border-radius:99px;background:var(--bg-2);color:var(--primary);font-size:13px;font-weight:600;letter-spacing:.5px;margin-bottom:14px}.sec-head h2{margin-bottom:12px}.sec-head p{color:var(--ink-2);max-width:640px;margin:0 auto}.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:13px 28px;border-radius:12px;font-weight:600;font-size:15px;cursor:pointer;transition:.2s;border:1px solid transparent}.btn-primary{background:var(--grad);color:#fff;box-shadow:0 8px 20px rgba(10,108,255,.28)}.btn-primary:hover{transform:translateY(-2px);box-shadow:0 12px 26px rgba(10,108,255,.38)}.btn-ghost{background:#fff;color:var(--primary);border-color:var(--line)}.btn-ghost:hover{border-color:var(--primary)}.btn-lg{padding:16px 36px;font-size:16px}.btn-block{width:100%}.topbar{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.92);backdrop-filter:blur(10px);border-bottom:1px solid var(--line)}.nav{display:flex;align-items:center;justify-content:space-between;height:68px}.brand{display:flex;align-items:center;gap:10px;color:var(--ink);font-weight:800;font-size:20px}.brand img{width:34px;height:34px;border-radius:8px}.brand span b{color:var(--primary)}.nav-links{display:flex;gap:26px;align-items:center}.nav-links a{color:var(--ink-2);font-size:15px;font-weight:500;position:relative}.nav-links a:hover{color:var(--primary)}.nav-cta{display:flex;gap:10px}.hero{background:radial-gradient(1200px 500px at 80% -10%,rgba(6,182,212,.18),transparent 60%),radial-gradient(900px 500px at 10% 0%,rgba(10,108,255,.16),transparent 55%),var(--bg);padding:60px 0 40px}.hero-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:48px;align-items:center}.hero-badge{display:inline-flex;align-items:center;gap:8px;background:#fff;border:1px solid var(--line);border-radius:99px;padding:6px 14px;font-size:13px;color:var(--ink-2);margin-bottom:18px}.hero-badge .dot{width:8px;height:8px;border-radius:50%;background:var(--ok);animation:pulse 1.6s infinite}@keyframes pulse{0%,100%{opacity:1}50%{opacity:.35}}.hero h1{font-size:44px;margin-bottom:16px}.hero h1 em{font-style:normal;background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent}.hero-sub{color:var(--ink-2);font-size:17px;max-width:520px;margin-bottom:28px}.hero-cta{display:flex;gap:14px;margin-bottom:30px}.hero-stats{display:flex;gap:34px;flex-wrap:wrap}.hero-stats .n{font-size:26px;font-weight:800;color:var(--primary)}.hero-stats .l{font-size:13px;color:var(--ink-2)}.sim{background:#0b1220;border-radius:18px;box-shadow:0 24px 60px rgba(11,27,51,.35);overflow:hidden;border:1px solid #1c2a44}.sim-bar{display:flex;align-items:center;gap:8px;padding:12px 16px;background:#111a2c;border-bottom:1px solid #1c2a44}.sim-bar .d{width:12px;height:12px;border-radius:50%}.sim-bar .d:nth-child(1){background:#ff5f57}.sim-bar .d:nth-child(2){background:#febc2e}.sim-bar .d:nth-child(3){background:#28c840}.sim-bar .t{flex:1;text-align:center;color:#8ba0c4;font-size:12px}.sim-body{padding:20px}.sim-status{display:flex;align-items:center;justify-content:space-between;background:linear-gradient(135deg,#0a6cff,#06b6d4);border-radius:14px;padding:16px 18px;color:#fff;margin-bottom:18px}.sim-status .left{display:flex;align-items:center;gap:12px}.sim-status .flag{width:38px;height:38px;border-radius:50%;background:rgba(255,255,255,.25);display:flex;align-items:center;justify-content:center;font-size:20px}.sim-status .node{font-weight:700;font-size:15px}.sim-status .meta{font-size:12px;opacity:.85}.sim-status .ping{text-align:right}.sim-status .ping b{font-size:22px}.sim-status .ping span{display:block;font-size:11px;opacity:.8}.sim-metrics{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin-bottom:18px}.sim-metric{background:#111a2c;border:1px solid #1c2a44;border-radius:12px;padding:12px 14px}.sim-metric .k{color:#8ba0c4;font-size:12px}.sim-metric .v{font-size:20px;font-weight:700;color:#fff}.sim-metric .v small{font-size:12px;color:#8ba0c4;font-weight:400}.sim-list{border:1px solid #1c2a44;border-radius:12px;overflow:hidden}.sim-row{display:flex;align-items:center;gap:10px;padding:11px 14px;border-bottom:1px solid #1c2a44;color:#c9d6ef;font-size:13px}.sim-row:last-child{border-bottom:none}.sim-row.on{background:rgba(10,108,255,.12)}.sim-row .f{font-size:16px}.sim-row .p{margin-left:auto;color:#28c840;font-weight:700}.sim-row .p.mid{color:#febc2e}.sim-connect{display:block;width:100%;text-align:center;margin-top:16px;padding:14px;border-radius:12px;background:var(--grad);color:#fff;font-weight:700}.notice{background:var(--card);border:1px solid var(--line);border-radius:14px;padding:16px 20px;display:flex;align-items:center;gap:14px;box-shadow:var(--shadow)}.notice .ic{font-size:22px}.notice .txt{flex:1;font-size:14px;color:var(--ink-2)}.notice .txt b{color:var(--ink)}.notice a{font-weight:600;font-size:14px;white-space:nowrap}.node-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}.node-card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:22px;text-align:center;transition:.2s}.node-card:hover{transform:translateY(-4px);box-shadow:var(--shadow)}.node-card .f{font-size:34px}.node-card .c{font-weight:700;margin:8px 0 2px}.node-card .s{color:var(--ok);font-size:14px;font-weight:600}.node-card .n{color:var(--ink-2);font-size:13px}.feat-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}.feat{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:26px;transition:.2s}.feat:hover{border-color:var(--primary);box-shadow:var(--shadow)}.feat .ic{width:52px;height:52px;border-radius:14px;background:var(--bg-2);display:flex;align-items:center;justify-content:center;font-size:26px;margin-bottom:16px}.feat h3{font-size:18px;margin-bottom:8px}.feat p{color:var(--ink-2);font-size:14px}.compare{overflow-x:auto}.cmp-table{width:100%;border-collapse:collapse;background:var(--card);border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow)}.cmp-table th,.cmp-table td{padding:16px 18px;text-align:center;border-bottom:1px solid var(--line);font-size:14px}.cmp-table th{background:var(--bg-2);color:var(--ink);font-weight:700}.cmp-table th:first-child,.cmp-table td:first-child{text-align:left}.cmp-table .yes{color:var(--ok);font-weight:700}.cmp-table .no{color:var(--ink-2)}.cmp-table .hl{background:rgba(10,108,255,.06)}.cmp-table .brand-col{background:var(--grad);color:#fff}.dl-grid{display:grid;grid-template-columns:repeat(5,1fr);gap:16px}.dl-card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:24px 16px;text-align:center;transition:.2s}.dl-card:hover{transform:translateY(-4px);box-shadow:var(--shadow)}.dl-card .ic{font-size:38px;margin-bottom:10px}.dl-card .t{font-weight:700;margin-bottom:4px}.dl-card .v{color:var(--ink-2);font-size:12px;margin-bottom:14px}.dl-card .btn{width:100%;font-size:14px}.scene-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}.scene{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:24px}.scene .ic{font-size:30px;margin-bottom:12px}.scene h3{font-size:17px;margin-bottom:8px}.scene p{color:var(--ink-2);font-size:14px}.faq-list{max-width:820px;margin:0 auto}.faq-item{background:var(--card);border:1px solid var(--line);border-radius:14px;margin-bottom:14px;overflow:hidden}.faq-item summary{list-style:none;cursor:pointer;padding:18px 22px;font-weight:600;font-size:16px;display:flex;justify-content:space-between;align-items:center}.faq-item summary::-webkit-details-marker{display:none}.faq-item summary .ar{transition:.2s;color:var(--primary)}.faq-item[open] summary .ar{transform:rotate(180deg)}.faq-item .faq-body{padding:0 22px 20px;color:var(--ink-2);font-size:15px}.faq-body ol{padding-left:20px;margin-top:8px}.faq-body ol li{margin-bottom:8px}.rev-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.rev{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:22px}.rev .stars{color:#f59e0b;margin-bottom:10px;font-size:15px}.rev p{color:var(--ink-2);font-size:14px;margin-bottom:14px}.rev .who{display:flex;align-items:center;gap:10px}.rev .av{width:36px;height:36px;border-radius:50%;background:var(--bg-2);display:flex;align-items:center;justify-content:center;font-weight:700;color:var(--primary)}.rev .nm{font-weight:600;font-size:13px}.rev .dt{font-size:12px;color:var(--ink-2)}.news-tabs{display:flex;gap:8px;flex-wrap:wrap;justify-content:center;margin-bottom:28px}.news-tabs a{padding:8px 18px;border-radius:99px;background:var(--card);border:1px solid var(--line);font-size:14px;color:var(--ink-2);font-weight:500}.news-tabs a.on,.news-tabs a:hover{background:var(--grad);color:#fff;border-color:transparent}.news-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.news-card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;transition:.2s;display:block;color:var(--ink)}.news-card:hover{transform:translateY(-4px);box-shadow:var(--shadow)}.news-card .cover{height:150px;background:var(--grad);display:flex;align-items:center;justify-content:center;font-size:40px}.news-card .bd{padding:16px}.news-card .cat{display:inline-block;font-size:12px;color:var(--primary);background:var(--bg-2);padding:2px 10px;border-radius:99px;margin-bottom:8px}.news-card h3{font-size:15px;margin-bottom:8px;line-height:1.5}.news-card .date{font-size:12px;color:var(--ink-2)}.cta{background:var(--grad);border-radius:24px;padding:56px 40px;text-align:center;color:#fff}.cta h2{font-size:32px;margin-bottom:12px}.cta p{opacity:.9;margin-bottom:26px}.cta .btn{background:#fff;color:var(--primary)}footer{background:#0b1b33;color:#b7c6e0;padding:50px 0 20px;margin-top:60px}.foot-grid{display:grid;grid-template-columns:2fr 1fr 1fr 1fr;gap:30px;margin-bottom:30px}.foot-grid .brand{color:#fff;margin-bottom:12px}.foot-grid h4{color:#fff;margin-bottom:14px;font-size:15px}.foot-grid a{display:block;color:#b7c6e0;font-size:14px;margin-bottom:8px}.foot-grid a:hover{color:#fff}.foot-bottom{border-top:1px solid rgba(255,255,255,.1);padding-top:20px;text-align:center;font-size:13px;color:#7d8da8}.breadcrumb{font-size:13px;color:var(--ink-2);padding:16px 0}.breadcrumb a{color:var(--ink-2)}.breadcrumb a:hover{color:var(--primary)}.page-hero{background:var(--bg-2);padding:48px 0;text-align:center}.page-hero h1{font-size:34px;margin-bottom:10px}.page-hero p{color:var(--ink-2)}.article-body{max-width:820px;margin:0 auto}.article-body p{margin-bottom:18px;color:#263349}.article-body h2{font-size:24px;margin:34px 0 14px}.article-body h3{font-size:18px;margin:24px 0 10px}.article-body ul,.article-body ol{margin:0 0 18px 22px}.article-body li{margin-bottom:8px}.article-body table{width:100%;border-collapse:collapse;margin:18px 0}.article-body table th,.article-body table td{border:1px solid var(--line);padding:10px 14px;text-align:left;font-size:14px}.article-body table th{background:var(--bg-2)}.article-body blockquote{border-left:4px solid var(--primary);background:var(--bg-2);padding:14px 18px;margin:18px 0;border-radius:0 10px 10px 0;color:var(--ink-2)}.article-body img{border-radius:12px;margin:18px 0}.meta-info{color:var(--ink-2);font-size:14px;margin:16px 0;display:flex;gap:18px;flex-wrap:wrap;align-items:center}.article-layout{display:grid;grid-template-columns:1fr 300px;gap:40px}.sidebar .card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:20px;margin-bottom:20px}.sidebar h3{font-size:16px;margin-bottom:14px}.sidebar .hot-list a{display:flex;gap:10px;padding:10px 0;border-bottom:1px solid var(--line);font-size:13px;color:var(--ink)}.sidebar .hot-list a:last-child{border-bottom:none}.sidebar .hot-list .idx{color:var(--primary);font-weight:800}.sidebar .cat-list a{display:block;padding:8px 0;font-size:14px;color:var(--ink-2);border-bottom:1px dashed var(--line)}.prev-next{display:flex;justify-content:space-between;gap:20px;margin:30px 0;padding:20px 0;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}.prev-next a{font-size:14px;max-width:45%}.related-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;margin-top:20px}@media(max-width:960px){.hero-grid{grid-template-columns:1fr}.feat-grid,.node-grid,.scene-grid,.rev-grid,.news-grid,.dl-grid{grid-template-columns:repeat(2,1fr)}.article-layout{grid-template-columns:1fr}.foot-grid{grid-template-columns:1fr 1fr}.nav-links{display:none}}@media(max-width:560px){h1{font-size:32px}.hero h1{font-size:32px}.feat-grid,.node-grid,.scene-grid,.rev-grid,.news-grid,.dl-grid{grid-template-columns:1fr}.node-grid{grid-template-columns:1fr 1fr}}