:root{--primary: #3b82f6;--primary-dark: #2563eb;--bg-dark: #0f172a;--bg-card: #1e293b;--text: #f8fafc;--text-muted: #94a3b8;--border: #334155;--success: #22c55e;--accent: #8b5cf6}*{margin:0;padding:0;box-sizing:border-box}html{scroll-behavior:smooth}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica Neue,Arial,sans-serif;background:var(--bg-dark);color:var(--text);line-height:1.6}.container{max-width:1200px;margin:0 auto;padding:0 20px}.hero{min-height:100vh;display:flex;align-items:center;padding:80px 0;background:linear-gradient(135deg,var(--bg-dark) 0%,#1a1a2e 100%)}.hero .container{display:grid;grid-template-columns:1fr 1.5fr;gap:60px;align-items:center}.logo{display:flex;align-items:center;gap:16px;margin-bottom:16px}.logo-icon{font-size:48px;background:linear-gradient(135deg,var(--primary),var(--accent));-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}.logo h1{font-size:48px;font-weight:700;background:linear-gradient(135deg,var(--text),var(--primary));-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}.tagline{font-size:24px;color:var(--primary);margin-bottom:16px}.description{font-size:18px;color:var(--text-muted);margin-bottom:32px;max-width:500px}.cta-buttons{display:flex;gap:16px;margin-bottom:24px}.btn{padding:14px 32px;border-radius:8px;font-size:16px;font-weight:600;text-decoration:none;transition:all .3s ease}.btn-primary{background:var(--primary);color:#fff}.btn-primary:hover{background:var(--primary-dark);transform:translateY(-2px)}.btn-secondary{background:transparent;color:var(--text);border:2px solid var(--border)}.btn-secondary:hover{border-color:var(--primary);color:var(--primary)}.free-badge{color:var(--success);font-size:16px;font-weight:500}.product-screenshot{width:100%;border-radius:12px;box-shadow:0 25px 50px -12px #00000080;border:1px solid var(--border)}.hero-image{display:flex;justify-content:center;align-items:center}.features{padding:100px 0;background:var(--bg-dark)}.section-title{text-align:center;font-size:36px;margin-bottom:60px;background:linear-gradient(135deg,var(--text),var(--primary));-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}.features-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:30px}.feature-card{background:var(--bg-card);padding:32px;border-radius:16px;border:1px solid var(--border);transition:all .3s ease}.feature-card:hover{transform:translateY(-5px);border-color:var(--primary)}.feature-icon{font-size:48px;margin-bottom:16px}.feature-card h3{font-size:20px;margin-bottom:12px}.feature-card p{color:var(--text-muted);font-size:15px}.download{padding:100px 0;background:linear-gradient(135deg,#1a1a2e 0%,var(--bg-dark) 100%)}.download-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:30px;margin-bottom:40px}.download-card{background:var(--bg-card);padding:40px 32px;border-radius:16px;border:1px solid var(--border);text-align:center;text-decoration:none;color:var(--text);transition:all .3s ease}.download-card:hover{transform:translateY(-5px);border-color:var(--primary)}.os-icon{margin-bottom:16px;color:var(--primary);display:flex;justify-content:center;align-items:center}.os-icon svg{width:56px;height:56px}.download-card h3{font-size:24px;margin-bottom:8px}.download-card p{color:var(--text-muted);margin-bottom:20px}.download-btn{display:inline-block;background:var(--primary);color:#fff;padding:10px 24px;border-radius:8px;font-weight:500}.download-note{text-align:center;color:var(--text-muted)}.download-note a{color:var(--primary)}.contact{padding:100px 0;background:var(--bg-dark)}.contact-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:30px}.contact-card{background:var(--bg-card);padding:40px 32px;border-radius:16px;border:1px solid var(--border);text-align:center}.contact-icon{font-size:48px;margin-bottom:16px}.contact-card h3{font-size:20px;margin-bottom:16px}.contact-card a{color:var(--primary);text-decoration:none}.contact-card a:hover{text-decoration:underline}.qr-placeholder{width:150px;height:150px;background:var(--border);border-radius:8px;margin:0 auto 16px;display:flex;align-items:center;justify-content:center;color:var(--text-muted);font-size:14px}.footer{padding:40px 0;background:var(--bg-card);text-align:center;border-top:1px solid var(--border)}.footer p{color:var(--text-muted);margin-bottom:12px}.footer-links a{color:var(--text-muted);text-decoration:none;margin:0 8px}.footer-links a:hover{color:var(--primary)}@media(max-width:968px){.hero .container{grid-template-columns:1fr;text-align:center}.logo{justify-content:center}.description{margin:0 auto 32px}.cta-buttons{justify-content:center}.hero-image{display:none}.features-grid,.download-grid,.contact-grid{grid-template-columns:1fr}}