:root{--color-bg: #0a0a1a;--color-bg-secondary: #12122a;--color-primary: #4361ee;--color-secondary: #7209b7;--color-accent: #00d4ff;--color-text: #ffffff;--color-text-muted: #a0a0c0;--color-border: rgba(255, 255, 255, .1);--gradient-primary: linear-gradient(135deg, var(--color-primary), var(--color-secondary));--font-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif}*{margin:0;padding:0;box-sizing:border-box}html{scroll-behavior:smooth}body{font-family:var(--font-sans);background:var(--color-bg);color:var(--color-text);line-height:1.6;min-height:100vh}a{color:var(--color-accent);text-decoration:none;transition:opacity .2s}a:hover{opacity:.8}.container{max-width:1200px;margin:0 auto;padding:0 20px}.nav{position:fixed;top:0;left:0;right:0;z-index:100;background:#0a0a1ae6;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);border-bottom:1px solid var(--color-border);padding:15px 0}.nav-content{display:flex;justify-content:space-between;align-items:center}.nav-logo{font-size:1.5rem;font-weight:700;background:var(--gradient-primary);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;display:flex;align-items:center;gap:10px}.nav-logo-img{width:36px;height:36px;border-radius:6px}.nav-links{display:flex;gap:30px;list-style:none}.nav-links a{color:var(--color-text-muted);font-size:.95rem}.nav-links a:hover{color:var(--color-text)}.lang-switch{display:flex;gap:10px}.lang-switch a{padding:5px 12px;border-radius:20px;font-size:.85rem;border:1px solid var(--color-border);color:var(--color-text-muted)}.lang-switch a.active{background:var(--gradient-primary);border-color:transparent;color:#fff}.hero{padding:150px 0 100px;text-align:center;background:radial-gradient(ellipse at center top,rgba(67,97,238,.15) 0%,transparent 50%)}.hero h1{font-size:3.5rem;font-weight:700;margin-bottom:20px;background:var(--gradient-primary);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}.hero p{font-size:1.3rem;color:var(--color-text-muted);max-width:600px;margin:0 auto 40px}.hero-buttons{display:flex;gap:20px;justify-content:center}.btn{display:inline-block;padding:15px 40px;border-radius:50px;font-size:1.1rem;font-weight:600;cursor:pointer;transition:transform .2s,box-shadow .2s;border:none}.btn-primary{background:var(--gradient-primary);color:#fff}.btn-secondary{background:transparent;color:var(--color-text);border:2px solid var(--color-border)}.btn:hover{transform:translateY(-2px);box-shadow:0 10px 30px #4361ee4d}.features{padding:100px 0}.features h2{text-align:center;font-size:2.5rem;margin-bottom:60px}.features-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(350px,1fr));gap:30px}.feature-card{background:var(--color-bg-secondary);border:1px solid var(--color-border);border-radius:16px;padding:30px;transition:transform .3s,border-color .3s}.feature-card:hover{transform:translateY(-5px);border-color:var(--color-primary)}.feature-icon{font-size:2.5rem;margin-bottom:15px}.feature-card h3{font-size:1.3rem;margin-bottom:10px}.feature-card p{color:var(--color-text-muted)}.pricing{padding:100px 0;text-align:center}.pricing h2{font-size:2.5rem;margin-bottom:10px}.pricing-subtitle{color:var(--color-text-muted);margin-bottom:50px}.pricing-card{max-width:400px;margin:0 auto;background:var(--color-bg-secondary);border:2px solid var(--color-primary);border-radius:24px;padding:50px 40px}.pricing-price{font-size:4rem;font-weight:700;background:var(--gradient-primary);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}.pricing-period{color:var(--color-text-muted);margin-bottom:30px}.pricing-features{list-style:none;text-align:left;margin-bottom:30px}.pricing-features li{padding:10px 0;border-bottom:1px solid var(--color-border)}.pricing-features li:before{content:"✓";color:var(--color-accent);margin-right:10px}.pricing-guarantee{color:var(--color-text-muted);font-size:.9rem;margin-top:20px}.footer{padding:50px 0;border-top:1px solid var(--color-border);text-align:center}.footer-links{display:flex;justify-content:center;gap:30px;margin-bottom:20px}.footer-links a{color:var(--color-text-muted)}.footer-copyright{color:var(--color-text-muted);font-size:.9rem}@media (max-width: 768px){.hero h1{font-size:2.5rem}.hero p{font-size:1.1rem}.hero-buttons{flex-direction:column;align-items:center}.nav-links{display:none}.features-grid{grid-template-columns:1fr}}