.app{min-height:100vh;display:flex;flex-direction:column}.header{display:flex;align-items:center;justify-content:space-between;padding:1rem 2rem;border-bottom:1px solid var(--border);background:var(--surface);-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);position:sticky;top:0;z-index:100;transition:background var(--transition),border-color var(--transition)}.logo{display:flex;align-items:center;gap:.5rem;font-weight:700;font-size:1.1rem}.logo-icon{font-size:1.4rem}.nav{display:flex;gap:.25rem}.nav-link{padding:.5rem 1rem;border-radius:var(--radius-sm);color:var(--text-secondary);font-size:.9rem;font-weight:500;transition:all var(--transition)}.nav-link:hover{color:var(--text);background:var(--accent-soft)}.nav-link.active{color:var(--accent);background:var(--accent-soft)}.theme-toggle{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-sm);padding:.5rem;font-size:1.2rem;line-height:1;transition:all var(--transition);display:flex;align-items:center;justify-content:center;width:40px;height:40px}.theme-toggle:hover{background:var(--surface-hover);transform:scale(1.05)}.hero{display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center;padding:6rem 2rem 4rem;min-height:60vh;gap:1.5rem}.hero-badge{display:inline-flex;align-items:center;gap:.5rem;padding:.4rem 1rem;border-radius:100px;background:var(--accent-soft);color:var(--accent);font-size:.85rem;font-weight:600;border:1px solid color-mix(in srgb,var(--accent) 20%,transparent);animation:fadeIn .6s ease both}.hero-title{font-size:clamp(2.5rem,6vw,4rem);font-weight:800;line-height:1.1;letter-spacing:-.02em;animation:fadeIn .6s ease .1s both}.gradient-text{background:linear-gradient(135deg,#6c63ff,#ff6584);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}.hero-subtitle{max-width:540px;font-size:1.15rem;color:var(--text-secondary);line-height:1.7;animation:fadeIn .6s ease .2s both}.hero-actions{display:flex;gap:.75rem;margin-top:.5rem;animation:fadeIn .6s ease .3s both}.btn{padding:.75rem 1.75rem;border-radius:var(--radius);font-size:.95rem;font-weight:600;border:none;transition:all var(--transition)}.btn-primary{background:var(--accent);color:#fff}.btn-primary:hover{background:var(--accent-hover);transform:translateY(-1px);box-shadow:0 4px 20px #6c63ff4d}.btn-secondary{background:var(--surface);color:var(--text);border:1px solid var(--border)}.btn-secondary:hover{background:var(--surface-hover);transform:translateY(-1px)}.features{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:1.5rem;padding:0 2rem 6rem;max-width:1000px;margin:0 auto;width:100%}.feature-card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:1.75rem;transition:all var(--transition);animation:fadeIn .5s ease both}.feature-card:nth-child(1){animation-delay:.1s}.feature-card:nth-child(2){animation-delay:.2s}.feature-card:nth-child(3){animation-delay:.3s}.feature-card:nth-child(4){animation-delay:.4s}.feature-card:hover{border-color:var(--accent);transform:translateY(-2px);box-shadow:var(--shadow)}.feature-icon{font-size:2rem;margin-bottom:1rem}.feature-card h3{font-size:1.1rem;margin-bottom:.5rem;font-weight:700}.feature-card p{font-size:.9rem;color:var(--text-secondary);line-height:1.6}.footer{margin-top:auto;text-align:center;padding:2rem;border-top:1px solid var(--border);color:var(--text-secondary);font-size:.85rem}@keyframes fadeIn{0%{opacity:0;transform:translateY(12px)}to{opacity:1;transform:translateY(0)}}@media(max-width:640px){.header{padding:.75rem 1rem}.nav{display:none}.hero{padding:4rem 1.5rem 3rem;min-height:50vh}.features{padding:0 1.5rem 4rem;grid-template-columns:1fr}}*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}:root{--bg: #0f0f1a;--surface: #1a1a2e;--surface-hover: #252542;--text: #e8e8f0;--text-secondary: #9898b0;--accent: #6C63FF;--accent-hover: #5a52e0;--accent-soft: rgba(108, 99, 255, .1);--border: #2a2a45;--radius: 12px;--radius-sm: 8px;--shadow: 0 2px 16px rgba(0, 0, 0, .3);--transition: .2s ease;--font: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", system-ui, sans-serif}[data-theme=light]{--bg: #f5f5fa;--surface: #ffffff;--surface-hover: #f0f0f6;--text: #1a1a2e;--text-secondary: #6b6b85;--accent: #6C63FF;--accent-hover: #5a52e0;--accent-soft: rgba(108, 99, 255, .08);--border: #e2e2ee;--shadow: 0 2px 16px rgba(0, 0, 0, .08)}html{font-size:16px;scroll-behavior:smooth}body{font-family:var(--font);background:var(--bg);color:var(--text);line-height:1.6;min-height:100vh;transition:background var(--transition),color var(--transition)}#root{min-height:100vh;display:flex;flex-direction:column}a{color:var(--accent);text-decoration:none;transition:color var(--transition)}a:hover{color:var(--accent-hover)}button{cursor:pointer;font-family:inherit}::selection{background:var(--accent);color:#fff}