:root{--primary:#2563eb;--primary-dark:#1d4ed8;--primary-light:#dbeafe;--bg:#f0f4f8;--card:#fff;--text:#0f172a;--text-secondary:#475569;--text-muted:#94a3b8;--border:#e2e8f0;--footer-bg:#0f172a;--radius:14px;--shadow:0 1px 3px #0f172a0f, 0 4px 16px #0f172a0f;--shadow-hover:0 4px 12px #0f172a1a, 0 12px 32px #2563eb1a}*{box-sizing:border-box;margin:0;padding:0}body{background:var(--bg);color:var(--text);-webkit-font-smoothing:antialiased;font-family:STHeiti,Heiti SC,PingFang SC,Hiragino Sans GB,Microsoft YaHei,Noto Sans CJK SC,sans-serif;font-size:13px;line-height:1.6}a{color:inherit;text-decoration:none}ul{list-style:none}.container{max-width:1120px;margin:0 auto;padding:0 24px}.nav{z-index:100;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);border-bottom:1px solid var(--border);background:#ffffffeb;position:sticky;top:0}.nav-inner{justify-content:space-between;align-items:center;height:64px;display:flex}.logo{letter-spacing:.2px;align-items:center;gap:8px;font-size:18px;font-weight:700;display:flex}.logo-badge{background:linear-gradient(135deg, var(--primary), #60a5fa);color:#fff;border-radius:8px;justify-content:center;align-items:center;width:30px;height:30px;font-size:16px;display:flex;box-shadow:0 2px 6px #2563eb59}.logo small{color:var(--text-secondary);margin-left:2px;font-size:11px;font-weight:400}.nav-links{align-items:center;gap:28px;display:flex}.nav-links a{color:var(--text-secondary);font-size:14px;transition:color .2s}.nav-links a:hover{color:var(--primary)}.nav-actions{align-items:center;gap:10px;display:flex}.btn{cursor:pointer;border:1px solid #0000;border-radius:8px;align-items:center;gap:6px;padding:8px 18px;font-size:14px;font-weight:500;transition:all .2s;display:inline-flex}.btn-outline{border-color:var(--border);color:var(--text);background:#fff}.btn-outline:hover{border-color:var(--primary);color:var(--primary)}.btn-primary{background:var(--primary);color:#fff;box-shadow:0 2px 8px #2563eb4d}.btn-primary:hover{background:var(--primary-dark);transform:translateY(-1px)}.btn-lg{border-radius:8px;padding:9px 20px;font-size:14px}.hero{background:radial-gradient(900px 340px at 15% -10%, #2563eb1f, transparent 60%), radial-gradient(700px 300px at 90% 0%, #3b82f61a, transparent 55%), var(--bg);text-align:center;border-bottom:1px solid var(--border);padding:10px 0 8px}.hero-tag{background:var(--primary-light);color:var(--primary-dark);border:1px solid #2563eb2e;border-radius:999px;margin-bottom:4px;padding:3px 10px;font-size:11px;font-weight:600;display:inline-block}.hero h1{letter-spacing:.5px;background:linear-gradient(120deg, var(--text) 40%, var(--primary));-webkit-text-fill-color:transparent;-webkit-background-clip:text;background-clip:text;margin-bottom:6px;font-size:22px;font-weight:700}.hero .subtitle{color:var(--text-secondary);margin-bottom:6px;font-size:12px}.hero .subtitle b{color:var(--text);font-weight:600}.hero-cta{justify-content:center;gap:10px;display:flex}.hero-metrics{justify-content:center;gap:20px;margin-top:4px;display:flex}.metric{text-align:center}.metric .num{color:var(--primary);font-size:20px;font-weight:700}.metric .label{color:var(--text-muted);margin-top:2px;font-size:11px}.section{padding:64px 0}.section-head{text-align:center;margin-bottom:40px}.section-head h2{font-size:26px;font-weight:700}.section-head p{color:var(--text-secondary);margin-top:8px;font-size:14px}.modules-panel{background:var(--card);border:1px solid var(--border);box-shadow:var(--shadow);border-radius:18px;padding:44px 40px 40px}.modules-grid{grid-template-columns:repeat(4,1fr);gap:20px;display:grid}.module-card{background:var(--card);border:1px solid var(--border);border-radius:var(--radius);padding:22px 20px 18px;transition:transform .2s,box-shadow .2s;position:relative;overflow:hidden}.module-card:hover{box-shadow:var(--shadow-hover);transform:translateY(-4px)}.module-topbar{border-radius:4px;height:4px;margin-bottom:16px}.module-icon{border-radius:50%;justify-content:center;align-items:center;width:44px;height:44px;margin-bottom:12px;font-size:20px;display:flex}.module-card h3{align-items:center;gap:8px;font-size:16px;font-weight:700;display:flex}.module-live{color:#059669;background:#ecfdf5;border:1px solid #a7f3d0;border-radius:999px;padding:2px 8px;font-size:10px;font-weight:600;position:absolute;top:12px;right:12px}.module-engine{color:var(--text-muted);margin:2px 0 10px;font-family:SF Mono,Consolas,monospace;font-size:11px}.module-feats li{color:var(--text-secondary);margin-bottom:4px;padding-left:14px;font-size:12.5px;position:relative}.module-feats li:before{content:"▸";color:var(--primary);position:absolute;left:0}.module-more{color:var(--primary);margin-top:12px;font-size:12.5px;font-weight:600;display:inline-block}.module-more:hover{text-decoration:underline}.workflow{background:var(--card);border-top:1px solid var(--border);border-bottom:1px solid var(--border)}.workflow-steps{grid-template-columns:repeat(4,1fr);gap:16px;display:grid}.workflow-step{background:var(--bg);border:1px solid var(--border);border-radius:var(--radius);text-align:center;padding:22px 18px;transition:transform .2s,box-shadow .2s;position:relative}.workflow-step:hover{box-shadow:var(--shadow);transform:translateY(-3px)}.workflow-step .wf-icon{margin-bottom:8px;font-size:28px}.workflow-step 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.num{color:var(--primary);font-size:26px;font-weight:700}.stat-card .label{color:var(--text-secondary);margin-top:2px;font-size:12.5px}.panel-card{background:var(--card);border:1px solid var(--border);box-shadow:var(--shadow);border-radius:12px;margin-bottom:20px;padding:22px}.panel-card h3{align-items:center;gap:8px;margin-bottom:14px;font-size:15px;font-weight:700;display:flex}.dim-bar-row{align-items:center;gap:10px;margin-bottom:10px;display:flex}.dim-bar-label{width:56px;color:var(--text-secondary);font-size:13px}.dim-bar-track{background:var(--bg);border-radius:5px;flex:1;height:10px;overflow:hidden}.dim-bar-fill{border-radius:5px;height:100%}.dim-bar-num{text-align:right;width:40px;font-size:13px;font-weight:600}@media (max-width:900px){.nav-links{display:none}.modules-grid,.ai-cards,.workflow-steps,.footer-grid{grid-template-columns:repeat(2,1fr)}.hero h1{font-size:24px}}@media (max-width:560px){.modules-grid,.ai-cards,.workflow-steps,.footer-grid{grid-template-columns:1fr}.hero-metrics{flex-wrap:wrap;gap:20px}}