:root{--primary: #3b82f6;--secondary: #f59e0b;--accent: #10b981;--text-primary: #0f172a;--text-secondary: #475569;--bg-primary: #ffffff;--bg-secondary: #f8fafc;--border: #e2e8f0;--shadow: rgba(0, 0, 0, .1)}[data-theme=dark]{--text-primary: #f8fafc;--text-secondary: #94a3b8;--bg-primary: #0f172a;--bg-secondary: #1e293b;--border: #334155;--shadow: rgba(0, 0, 0, .3)}*{margin:0;padding:0;box-sizing:border-box}body{font-family:Inter,system-ui,-apple-system,sans-serif;background:var(--bg-primary);color:var(--text-primary);transition:all .3s ease;line-height:1.6}.navbar{position:sticky;top:0;z-index:1000;background:#fffc;backdrop-filter:blur(20px);border-bottom:1px solid var(--border);transition:all .3s ease}[data-theme=dark] .navbar{background:#0f172acc}.nav-container{max-width:1400px;margin:0 auto;padding:0 2rem;display:flex;align-items:center;justify-content:space-between;height:80px}.nav-left{display:flex;align-items:center;gap:3rem}.logo{display:flex;align-items:center;gap:12px;font-size:1.5rem;font-weight:700;color:var(--primary);text-decoration:none}.logo img{width:40px;height:40px}.nav-items{display:flex;gap:2rem;list-style:none}.nav-item{position:relative}.nav-link{color:var(--text-primary);text-decoration:none;font-weight:500;padding:.5rem 1rem;border-radius:8px;transition:all .2s ease;cursor:pointer;display:flex;align-items:center;gap:6px}.nav-link:hover{background:var(--bg-secondary);color:var(--primary)}.dropdown{position:absolute;top:100%;left:0;background:var(--bg-primary);border:1px solid var(--border);border-radius:16px;box-shadow:0 20px 40px var(--shadow);opacity:0;visibility:hidden;transform:translateY(-10px);transition:all .3s ease;min-width:600px;padding:2rem}.nav-item:hover .dropdown{opacity:1;visibility:visible;transform:translateY(0)}.dropdown-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:2rem}.dropdown-section h4{color:var(--primary);font-size:.9rem;font-weight:600;text-transform:uppercase;letter-spacing:.5px;margin-bottom:1rem}.dropdown-section ul{list-style:none}.dropdown-section li{margin-bottom:.5rem}.dropdown-section a{color:var(--text-secondary);text-decoration:none;font-size:.95rem;transition:color .2s ease}.dropdown-section a:hover{color:var(--primary)}.nav-right{display:flex;align-items:center;gap:1rem}.theme-toggle{background:none;border:none;color:var(--text-primary);cursor:pointer;padding:.5rem;border-radius:8px;transition:all .2s ease;font-size:1.2rem}.theme-toggle:hover{background:var(--bg-secondary)}.buy-button{background:linear-gradient(135deg,var(--primary),#1d4ed8);color:#fff;padding:.75rem 1.5rem;border-radius:12px;text-decoration:none;font-weight:600;transition:all .3s ease;box-shadow:0 4px 20px #3b82f64d}.buy-button:hover{transform:translateY(-2px);box-shadow:0 8px 30px #3b82f666}.hero{padding:8rem 0 12rem;position:relative;overflow:hidden}.hero:before{content:"";position:absolute;inset:0;background:radial-gradient(ellipse at top,rgba(59,130,246,.1) 0%,transparent 60%);pointer-events:none}.hero-container{max-width:1400px;margin:0 auto;padding:0 2rem;display:grid;grid-template-columns:1fr 1fr;gap:4rem;align-items:center}.hero-content h1{font-size:clamp(3rem,6vw,5rem);font-weight:900;line-height:1.1;margin-bottom:2rem;background:linear-gradient(135deg,var(--primary),#1d4ed8,var(--accent));-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}.hero-content p{font-size:1.25rem;color:var(--text-secondary);margin-bottom:3rem;line-height:1.7}.hero-actions{display:flex;gap:1rem;flex-wrap:wrap}.primary-cta{background:linear-gradient(135deg,var(--primary),#1d4ed8);color:#fff;padding:1rem 2rem;border-radius:12px;text-decoration:none;font-weight:600;font-size:1.1rem;transition:all .3s ease;box-shadow:0 4px 20px #3b82f64d}.primary-cta:hover{transform:translateY(-2px);box-shadow:0 8px 30px #3b82f666}.secondary-cta{background:transparent;color:var(--text-primary);padding:1rem 2rem;border:2px solid var(--border);border-radius:12px;text-decoration:none;font-weight:600;transition:all .3s ease}.secondary-cta:hover{border-color:var(--primary);color:var(--primary);transform:translateY(-2px)}.hero-visual{position:relative;height:500px;background:linear-gradient(135deg,var(--bg-secondary),var(--bg-primary));border-radius:20px;border:1px solid var(--border);overflow:hidden}.ui-preview{position:absolute;inset:20px;background:linear-gradient(45deg,#1a1a2e,#16213e,#0f0f23);border-radius:12px;display:flex;align-items:center;justify-content:center;color:#64748b;font-size:1.2rem;font-weight:500}.features{padding:8rem 0;background:var(--bg-secondary)}.features-container{max-width:1400px;margin:0 auto;padding:0 2rem}.section-header{text-align:center;margin-bottom:6rem}.section-header h2{font-size:clamp(2.5rem,4vw,3.5rem);font-weight:800;margin-bottom:1rem}.section-header p{font-size:1.2rem;color:var(--text-secondary);max-width:600px;margin:0 auto}.features-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(400px,1fr));gap:2rem}.feature-card{background:var(--bg-primary);border:1px solid var(--border);border-radius:20px;padding:3rem;transition:all .3s ease;position:relative;overflow:hidden}.feature-card:hover{transform:translateY(-8px);box-shadow:0 20px 40px var(--shadow);border-color:var(--primary)}.feature-card:before{content:"";position:absolute;top:0;left:0;right:0;height:4px;background:linear-gradient(90deg,var(--primary),var(--accent));transform:scaleX(0);transition:transform .3s ease}.feature-card:hover:before{transform:scaleX(1)}.feature-card h3{font-size:1.5rem;font-weight:700;margin-bottom:1rem;color:var(--text-primary)}.feature-card p{color:var(--text-secondary);line-height:1.7;margin-bottom:1.5rem}.feature-link{color:var(--primary);text-decoration:none;font-weight:600;font-size:.95rem;display:inline-flex;align-items:center;gap:6px;transition:gap .2s ease}.feature-link:hover{gap:12px}.ui-section{padding:8rem 0;background:linear-gradient(135deg,var(--primary),#1d4ed8);color:#fff;position:relative;overflow:hidden}.ui-section:before{content:"";position:absolute;inset:0;background:url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><defs><pattern id="grain" width="100" height="100" patternUnits="userSpaceOnUse"><circle cx="50" cy="50" r="1" fill="rgba(255,255,255,0.1)"/></pattern></defs><rect width="100" height="100" fill="url(%23grain)"/></svg>');opacity:.3}.ui-container{max-width:1400px;margin:0 auto;padding:0 2rem;position:relative;z-index:2}.ui-content{text-align:center;margin-bottom:4rem}.ui-content h2{font-size:clamp(2.5rem,4vw,3.5rem);font-weight:800;margin-bottom:1rem}.ui-content p{font-size:1.2rem;opacity:.9;max-width:600px;margin:0 auto 2rem}.price-tag{display:inline-block;font-size:2rem;font-weight:800;margin-bottom:2rem}.ui-features{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:2rem;margin-bottom:4rem}.ui-feature{text-align:left;padding:2rem;background:#ffffff1a;backdrop-filter:blur(10px);border-radius:16px;border:1px solid rgba(255,255,255,.2)}.ui-feature h4{font-size:1.25rem;font-weight:600;margin-bottom:.5rem}.ui-purchase{text-align:center}.purchase-button{background:#fff;color:var(--primary);padding:1.25rem 3rem;border-radius:16px;text-decoration:none;font-weight:700;font-size:1.2rem;transition:all .3s ease;display:inline-block;box-shadow:0 8px 30px #0003}.purchase-button:hover{transform:translateY(-4px);box-shadow:0 12px 40px #0000004d}@media (max-width: 1024px){.hero-container{grid-template-columns:1fr;gap:3rem;text-align:center}.nav-items{display:none}.dropdown{min-width:400px}}@media (max-width: 768px){.nav-container{padding:0 1rem}.features-grid,.ui-features{grid-template-columns:1fr}}.color-white{color:#fff}