:root{--bg:#ffffff;--bg-alt:#f7f8fb;--text:#12141a;--text-muted:#5b6472;--border:#e6e8ee;--primary:#4f46e5;--primary-hover:#4338ca;--primary-soft:#eef2ff;--accent:#8b5cf6;--radius:16px;--container:1140px}*{box-sizing:border-box;margin:0;padding:0}html{scroll-behavior:smooth}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica Neue,Arial,sans-serif;color:var(--text);background:var(--bg);line-height:1.6;-webkit-font-smoothing:antialiased}a{color:inherit;text-decoration:none}.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 24px}.container-narrow{max-width:780px}.brand{font-weight:800;font-size:22px;letter-spacing:-.03em}.brand-accent{color:var(--primary)}.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;border-radius:10px;font-weight:600;font-size:15px;padding:12px 22px;border:1.5px solid transparent;cursor:pointer;transition:transform .12s ease,background .15s,border-color .15s,color .15s,box-shadow .15s}.btn:active{transform:translateY(1px)}.btn-sm{padding:9px 16px;font-size:14px}.btn-lg{padding:14px 28px;font-size:16px}.btn-primary{background:var(--primary);color:#fff;box-shadow:0 8px 20px rgba(79,70,229,.25)}.btn-primary:hover{background:var(--primary-hover)}.btn-outline{background:transparent;color:var(--text);border-color:var(--border)}.btn-outline:hover{border-color:var(--primary);color:var(--primary)}.btn-white{background:#fff;color:var(--primary)}.btn-white:hover{background:#f2f2ff}.site-header{position:-webkit-sticky;position:sticky;top:0;z-index:50;background:rgba(255,255,255,.85);-webkit-backdrop-filter:saturate(180%) blur(12px);backdrop-filter:saturate(180%) blur(12px);border-bottom:1px solid var(--border)}.header-inner{display:flex;align-items:center;justify-content:space-between;height:68px}.nav{display:flex;gap:28px;font-size:15px;color:var(--text-muted)}.nav a:hover{color:var(--text)}.header-actions{display:flex;align-items:center;gap:14px}.link-login{font-size:15px;font-weight:600;color:var(--text-muted)}.link-login:hover{color:var(--text)}.hero{position:relative;padding:96px 0 88px;background:radial-gradient(1200px 500px at 50% -10%,rgba(139,92,246,.12),transparent 60%),linear-gradient(180deg,#fbfbff,#ffffff);overflow:hidden}.hero-inner{text-align:center;max-width:820px}.eyebrow{display:inline-block;font-size:13px;font-weight:700;letter-spacing:.04em;text-transform:uppercase;color:var(--primary);background:var(--primary-soft);border-radius:999px;padding:6px 14px;margin-bottom:22px}.hero-title{font-size:clamp(34px,6vw,58px);line-height:1.08;letter-spacing:-.03em;font-weight:800}.grad{background:linear-gradient(90deg,var(--primary),var(--accent));-webkit-background-clip:text;background-clip:text;color:transparent}.hero-sub{margin:22px auto 0;max-width:620px;font-size:clamp(16px,2.2vw,19px);color:var(--text-muted)}.hero-cta{gap:14px;margin-top:32px}.hero-badges,.hero-cta{display:flex;justify-content:center;flex-wrap:wrap}.hero-badges{list-style:none;gap:22px;margin-top:34px;font-size:14px;color:var(--text-muted)}.hero-badges li{display:flex;align-items:center;gap:8px}.hero-badges li:before{content:"✓";color:var(--primary);font-weight:800}.section{padding:84px 0}.section-alt{background:var(--bg-alt)}.section-head{text-align:center;max-width:640px;margin:0 auto 52px}.section-title{font-size:clamp(26px,4vw,38px);letter-spacing:-.02em;font-weight:800}.section-sub{margin-top:14px;color:var(--text-muted);font-size:17px}.feature-grid{display:grid;grid-template-columns:repeat(3,1fr);grid-gap:22px;gap:22px}.feature-card{background:var(--bg);border:1px solid var(--border);border-radius:var(--radius);padding:28px;transition:transform .15s,box-shadow .15s,border-color .15s}.feature-card:hover{transform:translateY(-3px);box-shadow:0 12px 30px rgba(16,24,40,.08);border-color:transparent}.feature-icon{font-size:30px;width:56px;height:56px;display:grid;place-items:center;background:var(--primary-soft);border-radius:14px;margin-bottom:18px}.feature-title{font-size:19px;font-weight:700;margin-bottom:8px}.feature-text{color:var(--text-muted);font-size:15px}.pricing-grid{display:grid;grid-template-columns:repeat(3,1fr);grid-gap:22px;gap:22px;align-items:stretch}.price-card{position:relative;background:var(--bg);border:1px solid var(--border);border-radius:var(--radius);padding:32px 28px;display:flex;flex-direction:column}.price-card.featured{border-color:var(--primary);box-shadow:0 18px 44px rgba(79,70,229,.16);transform:translateY(-6px)}.price-tag{position:absolute;top:-13px;left:50%;transform:translateX(-50%);background:var(--primary);color:#fff;font-size:12px;font-weight:700;padding:5px 14px;border-radius:999px}.price-name{font-size:20px;font-weight:800}.price-tagline{color:var(--text-muted);font-size:14px;margin-top:6px;min-height:40px}.price-amount{display:flex;align-items:baseline;gap:8px;margin:18px 0 22px}.price-value{font-size:38px;font-weight:800;letter-spacing:-.02em}.price-period{color:var(--text-muted);font-size:15px}.price-features{list-style:none;display:flex;flex-direction:column;gap:12px;margin-bottom:26px;flex:1 1}.price-features li{display:flex;align-items:flex-start;gap:10px;font-size:15px}.check{color:var(--primary);font-weight:800;line-height:1.5}.pricing-note{text-align:center;color:var(--text-muted);font-size:13px;margin-top:28px}.faq-list{display:flex;flex-direction:column;gap:12px}.faq-item{border:1px solid var(--border);border-radius:12px;background:var(--bg);overflow:hidden}.faq-item.open{border-color:var(--primary)}.faq-question{width:100%;display:flex;align-items:center;justify-content:space-between;gap:16px;text-align:left;background:none;border:none;cursor:pointer;padding:20px 22px;font-size:16px;font-weight:600;color:var(--text);font-family:inherit}.faq-toggle{flex-shrink:0;font-size:22px;color:var(--primary);line-height:1}.faq-answer{padding:0 22px 20px;color:var(--text-muted);font-size:15px}.cta-band{padding:80px 0;background:linear-gradient(120deg,var(--primary),var(--accent));color:#fff}.cta-inner{text-align:center}.cta-title{font-size:clamp(26px,4vw,40px);font-weight:800;letter-spacing:-.02em}.cta-sub{margin:14px auto 30px;max-width:520px;font-size:18px;opacity:.92}.site-footer{background:#0f1117;color:#c3c8d4;padding:56px 0 28px}.footer-inner{display:flex;justify-content:space-between;gap:40px;flex-wrap:wrap;padding-bottom:40px;border-bottom:1px solid rgba(255,255,255,.08)}.site-footer .brand{color:#fff}.footer-brand{max-width:320px}.footer-note{margin-top:14px;font-size:14px;color:#8b93a6}.footer-cols{display:flex;gap:64px;flex-wrap:wrap}.footer-col{display:flex;flex-direction:column;gap:12px}.footer-col h4{color:#fff;font-size:14px;text-transform:uppercase;letter-spacing:.04em;margin-bottom:4px}.footer-col a{font-size:15px;color:#a5abbb}.footer-col a:hover{color:#fff}.footer-bottom{padding-top:24px;font-size:13px;color:#6b7280}@media (max-width:900px){.feature-grid,.pricing-grid{grid-template-columns:1fr 1fr}.price-card.featured{transform:none}}@media (max-width:720px){.nav{display:none}}@media (max-width:620px){.feature-grid,.pricing-grid{grid-template-columns:1fr}.hero{padding:64px 0 56px}.section{padding:60px 0}.footer-cols{gap:40px}}