.hero{padding:140px 0 80px;position:relative;text-align:center}
.hero::before{content:'';position:absolute;top:-200px;left:50%;transform:translateX(-50%);width:800px;height:800px;background:radial-gradient(circle,rgba(6,182,212,.08) 0%,transparent 70%);pointer-events:none}
.hero-badge{display:inline-flex;align-items:center;gap:8px;background:rgba(6,182,212,.08);border:1px solid rgba(6,182,212,.2);padding:6px 16px;border-radius:20px;font-size:12px;color:var(--cyan);margin-bottom:24px}
.hero-badge .dot{width:6px;height:6px;border-radius:50%;background:var(--cyan);animation:pulse 2s infinite}
@keyframes pulse{0%,100%{opacity:1}50%{opacity:.4}}
.hero h1{font-size:52px;font-weight:800;letter-spacing:-1px;line-height:1.15;margin-bottom:20px;background:linear-gradient(135deg,#f1f5f9 0%,var(--cyan) 50%,var(--blue) 100%);-webkit-background-clip:text;-webkit-text-fill-color:transparent}
.hero p{font-size:18px;color:#94a3b8;max-width:640px;margin:0 auto 40px}
.hero-actions{display:flex;gap:16px;justify-content:center;flex-wrap:wrap}
.btn-primary{background:linear-gradient(135deg,var(--cyan),var(--blue));color:#fff;padding:14px 36px;border-radius:12px;font-weight:700;font-size:15px;border:none;cursor:pointer;box-shadow:0 0 30px rgba(6,182,212,.2);transition:all .3s}
.btn-primary:hover{box-shadow:0 0 40px rgba(6,182,212,.35);transform:translateY(-1px)}
.btn-outline{background:transparent;color:#e2e8f0;padding:14px 36px;border-radius:12px;font-weight:600;font-size:15px;border:1px solid rgba(255,255,255,.12);cursor:pointer;transition:all .3s}
.btn-outline:hover{border-color:rgba(255,255,255,.25);background:rgba(255,255,255,.03)}
.hero-stats{display:flex;gap:48px;justify-content:center;margin-top:60px}
.hero-stat{text-align:center}
.hero-stat .num{font-size:32px;font-weight:800;background:linear-gradient(135deg,var(--cyan),var(--blue));-webkit-background-clip:text;-webkit-text-fill-color:transparent}
.hero-stat .label{font-size:12px;color:#64748b;margin-top:4px}

.section{padding:80px 0}
.section#compare{background:rgba(15,23,42,.5)}
.section-tag{display:inline-flex;align-items:center;gap:6px;background:rgba(6,182,212,.06);border:1px solid rgba(6,182,212,.15);padding:4px 14px;border-radius:16px;font-size:11px;color:var(--cyan);text-transform:uppercase;letter-spacing:1px;margin-bottom:16px}
.section h2{font-size:36px;font-weight:800;letter-spacing:-.5px;margin-bottom:12px}
.section .desc{font-size:16px;color:#94a3b8;max-width:600px}

.feat-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;margin-top:48px}
.feat-card{background:var(--card);border:1px solid var(--border);border-radius:16px;padding:32px;position:relative;overflow:hidden;transition:all .3s;text-decoration:none;color:inherit;display:block}
.feat-card:hover{border-color:rgba(6,182,212,.2);box-shadow:0 0 30px rgba(6,182,212,.06);transform:translateY(-2px)}
.feat-card::before{content:'';position:absolute;top:-40px;right:-40px;width:120px;height:120px;border-radius:50%;opacity:.5}
.feat-card.cyan::before{background:radial-gradient(circle,rgba(6,182,212,.12),transparent)}
.feat-card.amber::before{background:radial-gradient(circle,rgba(245,158,11,.12),transparent)}
.feat-card.blue::before{background:radial-gradient(circle,rgba(59,130,246,.12),transparent)}
.feat-card.rose::before{background:radial-gradient(circle,rgba(244,63,94,.12),transparent)}
.feat-card.emerald::before{background:radial-gradient(circle,rgba(16,185,129,.12),transparent)}
.feat-card.violet::before{background:radial-gradient(circle,rgba(139,92,246,.12),transparent)}
.feat-icon{width:48px;height:48px;border-radius:12px;display:flex;align-items:center;justify-content:center;font-size:22px;margin-bottom:20px}
.feat-icon.cyan{background:rgba(6,182,212,.1);color:var(--cyan)}
.feat-icon.amber{background:rgba(245,158,11,.1);color:var(--amber)}
.feat-icon.blue{background:rgba(59,130,246,.1);color:var(--blue)}
.feat-icon.rose{background:rgba(244,63,94,.1);color:#f43f5e}
.feat-icon.emerald{background:rgba(16,185,129,.1);color:#10b981}
.feat-icon.violet{background:rgba(139,92,246,.1);color:#8b5cf6}
.feat-card h3{font-size:18px;font-weight:700;margin-bottom:8px}
.feat-card p{font-size:13px;color:#94a3b8;line-height:1.6}

.cmp-table{width:100%;border-collapse:collapse;margin-top:40px;font-size:13px}
.cmp-table th,.cmp-table td{padding:12px 16px;text-align:left;border-bottom:1px solid var(--border)}
.cmp-table th{color:#64748b;font-weight:600;font-size:11px;text-transform:uppercase;letter-spacing:.5px}
.cmp-table td{color:#cbd5e1}
.cmp-table .highlight{color:var(--gold);font-weight:600}
.cmp-table .no{color:#475569}
.cmp-table .yes{color:#10b981}

.price-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;margin-top:48px}
.price-card{background:var(--card);border:1px solid var(--border);border-radius:16px;padding:36px;text-align:center;position:relative;transition:all .3s}
.price-card:hover{transform:translateY(-3px)}
.price-card.popular{border-color:var(--gold);box-shadow:0 0 40px rgba(212,175,55,.1)}
.price-card.popular::before{content:'最受欢迎';position:absolute;top:-12px;left:50%;transform:translateX(-50%);background:linear-gradient(135deg,var(--gold),var(--amber));color:#000;font-size:11px;font-weight:700;padding:4px 16px;border-radius:10px}
.price-card .plan-name{font-size:14px;color:#94a3b8;font-weight:600;text-transform:uppercase;letter-spacing:1px}
.price-card .price{font-size:42px;font-weight:800;margin:16px 0 4px}
.price-card .price span{font-size:14px;color:#64748b;font-weight:400}
.price-card .price-period{font-size:12px;color:#64748b;margin-bottom:24px}
.price-card ul{list-style:none;text-align:left;margin-bottom:28px}
.price-card li{padding:8px 0;font-size:13px;color:#cbd5e1;border-bottom:1px solid var(--border);display:flex;align-items:center;gap:8px}
.price-card li::before{content:'✓';color:#10b981;font-weight:700;font-size:12px}
.price-card .btn-price{display:block;padding:12px;border-radius:10px;font-weight:700;font-size:14px;border:none;cursor:pointer;transition:all .3s;width:100%;text-decoration:none;text-align:center}
.price-card .btn-price.free{background:rgba(255,255,255,.05);color:#e2e8f0;border:1px solid rgba(255,255,255,.1)}
.price-card .btn-price.vip{background:linear-gradient(135deg,var(--gold),var(--amber));color:#000}
.price-card .btn-price.svip{background:linear-gradient(135deg,var(--cyan),var(--blue));color:#fff}

.cta-section{padding:80px 0;text-align:center;position:relative}
.cta-section::before{content:'';position:absolute;bottom:0;left:50%;transform:translateX(-50%);width:600px;height:400px;background:radial-gradient(circle,rgba(6,182,212,.06),transparent);pointer-events:none}
.cta-section h2{font-size:32px;font-weight:800;margin-bottom:12px}
.cta-section p{color:#94a3b8;margin-bottom:32px}
.cta-cmd{background:#0f172a;border:1px solid rgba(6,182,212,.2);border-radius:12px;padding:20px;max-width:600px;margin:0 auto;text-align:left;font-family:monospace;font-size:14px;color:#94a3b8;box-shadow:0 0 20px rgba(6,182,212,.06)}
.cta-cmd .prompt{color:#64748b}
.cta-cmd .cmd{color:var(--cyan)}
.cta-cmd .arg{color:var(--amber)}

@media(max-width:768px){
.hero h1{font-size:32px}
.feat-grid,.price-grid{grid-template-columns:1fr}
.hero-stats{gap:24px}
}