:root{--brand-primary:#818cf8;--brand-secondary:#a78bfa;--brand-accent:#c084fc;--bg-primary:#0f0f23;--bg-secondary:#1a1a2e;--bg-tertiary:#16213e;--bg-card:#1a1a2ecc;--bg-glass:#ffffff0d;--text-primary:#f1f5f9;--text-secondary:#94a3b8;--text-tertiary:#64748b;--border-color:#ffffff1a;--border-hover:#818cf880;--gradient-brand:linear-gradient(135deg, #818cf8 0%, #a78bfa 50%, #c084fc 100%);--gradient-glow:radial-gradient(ellipse at center, #818cf826 0%, transparent 70%);--shadow-sm:0 2px 8px #0000004d;--shadow-md:0 4px 20px #0006;--shadow-lg:0 8px 40px #00000080;--shadow-glow:0 0 40px #818cf84d;--color-success:#10b981;--color-warning:#f59e0b;--color-danger:#ef4444;--color-info:#3b82f6;--radius-sm:8px;--radius-md:12px;--radius-lg:16px;--radius-xl:24px;--transition-fast:.15s ease;--transition-normal:.3s ease;--transition-slow:.5s ease}[data-theme=light]{--bg-primary:#f8fafc;--bg-secondary:#fff;--bg-tertiary:#f1f5f9;--bg-card:#ffffffe6;--bg-glass:#00000005;--text-primary:#1e293b;--text-secondary:#475569;--text-tertiary:#94a3b8;--border-color:#00000014;--border-hover:#818cf880;--shadow-sm:0 2px 8px #0000000f;--shadow-md:0 4px 20px #00000014;--shadow-lg:0 8px 40px #0000001a;--shadow-glow:0 0 40px #818cf826}*,:before,:after{box-sizing:border-box;margin:0;padding:0}html{scroll-behavior:smooth}body{color:var(--text-primary);background:var(--bg-primary);-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica Neue,Arial,sans-serif;font-size:16px;line-height:1.6}a{color:inherit;text-decoration:none}button{cursor:pointer;background:0 0;border:none;font-family:inherit}img,svg{max-width:100%;display:block}.container{width:100%;max-width:1200px;margin:0 auto;padding:0 24px}.navbar{z-index:100;transition:var(--transition-normal);background:0 0;padding:16px 0;position:fixed;top:0;left:0;right:0}.navbar.scrolled{background:var(--bg-glass);-webkit-backdrop-filter:blur(20px);backdrop-filter:blur(20px);border-bottom:1px solid var(--border-color)}.nav-container{justify-content:space-between;align-items:center;max-width:1200px;margin:0 auto;padding:0 24px;display:flex}.nav-logo{color:var(--text-primary);align-items:center;gap:8px;font-size:20px;font-weight:700;display:flex}.logo-icon{color:var(--brand-primary);font-size:24px}.nav-links{gap:32px;display:flex}.nav-links a{color:var(--text-secondary);transition:var(--transition-fast);font-size:15px;font-weight:500}.nav-links a:hover{color:var(--text-primary)}.nav-actions{align-items:center;gap:12px;display:flex}.lang-switch,.theme-switch{border-radius:var(--radius-sm);color:var(--text-secondary);background:var(--bg-glass);border:1px solid var(--border-color);transition:var(--transition-fast);padding:8px 12px;font-size:13px;font-weight:600}.lang-switch:hover,.theme-switch:hover{color:var(--text-primary);border-color:var(--border-hover)}.theme-switch svg{width:18px;height:18px}[data-theme=dark] .icon-moon{display:block}[data-theme=dark] .icon-sun,[data-theme=light] .icon-moon{display:none}[data-theme=light] .icon-sun{display:block}.btn{border-radius:var(--radius-md);transition:var(--transition-fast);justify-content:center;align-items:center;gap:8px;padding:12px 24px;font-size:15px;font-weight:600;display:inline-flex}.btn-primary{background:var(--gradient-brand);color:#fff;box-shadow:var(--shadow-md)}.btn-primary:hover{box-shadow:var(--shadow-glow);transform:translateY(-2px)}.btn-secondary{background:var(--bg-glass);color:var(--text-primary);border:1px solid var(--border-color)}.btn-secondary:hover{border-color:var(--border-hover);background:var(--bg-card)}.btn-lg{padding:16px 32px;font-size:16px}.btn-xl{padding:18px 40px;font-size:18px}.hero{background:var(--bg-primary);align-items:center;min-height:100vh;padding:120px 0 80px;display:flex;position:relative;overflow:hidden}.hero:before{content:"";background:var(--gradient-glow);pointer-events:none;width:100%;height:100%;position:absolute;top:0;left:50%;transform:translate(-50%)}.hero-container{z-index:1;text-align:center;max-width:800px;margin:0 auto;padding:0 24px;position:relative}.hero-badge{background:var(--bg-glass);border:1px solid var(--border-color);color:var(--text-secondary);border-radius:100px;margin-bottom:24px;padding:8px 16px;font-size:14px;display:inline-block}.hero-title{color:var(--text-primary);margin-bottom:24px;font-size:clamp(36px,6vw,64px);font-weight:800;line-height:1.1}.gradient-text{background:var(--gradient-brand);-webkit-text-fill-color:transparent;-webkit-background-clip:text;background-clip:text}.hero-subtitle{color:var(--text-secondary);margin-bottom:40px;font-size:18px;line-height:1.8}.hero-actions{flex-wrap:wrap;justify-content:center;gap:16px;display:flex}.hero-meta{color:var(--text-tertiary);justify-content:center;align-items:center;gap:16px;margin-top:32px;font-size:14px;display:flex}.section{padding:100px 0}.section-header{text-align:center;margin-bottom:60px}.section-title{color:var(--text-primary);margin-bottom:16px;font-size:clamp(28px,4vw,40px);font-weight:700}.section-subtitle{color:var(--text-secondary);font-size:18px}.features-grid{grid-template-columns:repeat(auto-fit,minmax(340px,1fr));gap:24px;display:grid}.feature-card{background:var(--bg-card);border:1px solid var(--border-color);border-radius:var(--radius-lg);transition:var(--transition-normal);padding:32px;position:relative}.feature-card:hover{border-color:var(--border-hover);box-shadow:var(--shadow-lg);transform:translateY(-4px)}.feature-card.featured{border-color:var(--brand-primary);background:linear-gradient(135deg, var(--bg-card) 0%, #818cf81a 100%)}.feature-badge{background:var(--brand-primary);color:#fff;border-radius:100px;padding:4px 12px;font-size:12px;font-weight:600;position:absolute;top:16px;right:16px}.feature-icon{margin-bottom:20px;font-size:48px}.feature-card h3{color:var(--text-primary);margin-bottom:12px;font-size:22px;font-weight:700}.feature-card p{color:var(--text-secondary);margin-bottom:20px;line-height:1.7}.feature-tags{flex-wrap:wrap;gap:8px;display:flex}.tag{background:var(--bg-glass);border:1px solid var(--border-color);border-radius:var(--radius-sm);color:var(--text-tertiary);padding:6px 12px;font-size:13px}.product-grid{grid-template-columns:repeat(auto-fit,minmax(400px,1fr));gap:24px;display:grid}.product-card{background:var(--bg-card);border:1px solid var(--border-color);border-radius:var(--radius-lg);transition:var(--transition-normal);cursor:pointer;padding:32px;display:block}.product-card:hover{border-color:var(--border-hover);box-shadow:var(--shadow-lg);transform:translateY(-4px)}.product-card.featured{border-color:var(--brand-primary)}.product-card-header{gap:16px;margin-bottom:20px;display:flex}.product-icon{background:var(--bg-glass);border-radius:var(--radius-md);justify-content:center;align-items:center;width:56px;height:56px;font-size:28px;display:flex}.product-name-row{align-items:center;gap:12px;display:flex}.product-name{color:var(--text-primary);font-size:20px;font-weight:700}.product-badge{background:var(--brand-primary);color:#fff;border-radius:100px;padding:4px 10px;font-size:12px;font-weight:600}.product-tagline{color:var(--text-secondary);margin-top:4px;font-size:14px}.product-desc{color:var(--text-secondary);margin-bottom:20px;line-height:1.7}.product-features-list{flex-wrap:wrap;gap:8px;margin-bottom:24px;display:flex}.feature-tag{background:var(--bg-glass);border:1px solid var(--border-color);border-radius:var(--radius-sm);color:var(--text-secondary);padding:6px 14px;font-size:13px}.product-footer{border-top:1px solid var(--border-color);justify-content:space-between;align-items:center;padding-top:20px;display:flex}.product-meta{color:var(--text-tertiary);align-items:center;gap:8px;font-size:14px;display:flex}.product-arrow{color:var(--brand-primary);transition:var(--transition-fast);font-size:20px}.product-card:hover .product-arrow{transform:translate(4px)}.cta-section{background:var(--gradient-glow);padding:80px 0}.cta-card{text-align:center;background:var(--bg-card);border:1px solid var(--border-color);border-radius:var(--radius-xl);max-width:600px;margin:0 auto;padding:48px}.cta-card h2{color:var(--text-primary);margin-bottom:16px;font-size:32px;font-weight:700}.cta-card p{color:var(--text-secondary);margin-bottom:32px}.cta-note{color:var(--text-tertiary);margin-top:20px;font-size:14px}.footer{background:var(--bg-secondary);border-top:1px solid var(--border-color);padding:60px 0 30px}.footer-grid{grid-template-columns:2fr 1fr 1fr 1fr;gap:40px;margin-bottom:40px;display:grid}@media (width<=900px){.footer-grid{grid-template-columns:1fr 1fr}}@media (width<=600px){.footer-grid{grid-template-columns:1fr}}.footer-logo{align-items:center;gap:8px;margin-bottom:12px;font-size:20px;font-weight:700;display:flex}.footer-brand p{color:var(--text-secondary)}.footer-links h4{text-transform:uppercase;letter-spacing:.05em;color:var(--text-primary);margin-bottom:16px;font-size:14px;font-weight:700}.footer-links a{color:var(--text-secondary);transition:var(--transition-fast);padding:8px 0;display:block}.footer-links a:hover{color:var(--text-primary)}.footer-bottom{border-top:1px solid var(--border-color);text-align:center;color:var(--text-tertiary);padding-top:30px;font-size:14px}.footer-bottom .icp{color:var(--text-tertiary);transition:color var(--transition-fast);margin-top:6px;font-size:13px;text-decoration:none;display:inline-block}.footer-bottom .icp:hover{color:var(--text-secondary)}@keyframes fadeInUp{0%{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}.animate-in{animation:.6s forwards fadeInUp}@media (width<=768px){.nav-links{display:none}.navbar{padding:12px 0}.hero-title{font-size:32px}.hero-subtitle{font-size:16px}.hero-actions{flex-direction:column;align-items:center}.btn-lg{width:100%;max-width:300px}.features-grid,.product-grid{grid-template-columns:1fr}.section{padding:60px 0}.section-header{margin-bottom:40px}}@media (width<=480px){.nav-container,.container,.hero-container{padding:0 16px}.hero{min-height:auto;padding:100px 0 60px}.hero-badge{padding:6px 14px;font-size:13px}.hero-meta{flex-wrap:wrap;gap:8px}.section{padding:48px 0}}