:root{font-family:Inter,system-ui,-apple-system,sans-serif;line-height:1.5;font-weight:400;color-scheme:dark;color:#ffffffde;background-color:#0f0f1a;font-synthesis:none;text-rendering:optimizeLegibility;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}*{box-sizing:border-box}body{margin:0;min-width:320px;min-height:100vh}#root{margin:0;padding:0}.landing{min-height:100vh;display:flex;flex-direction:column;align-items:center;justify-content:center;padding:2rem;box-sizing:border-box;transition:background .4s ease,color .4s ease;position:relative}.landing.dark{background:linear-gradient(135deg,#0f0f1a,#1a1a2e,#16213e)}.landing.light{background:linear-gradient(135deg,#f0f2f5,#e8ecf1,#dfe6ed)}.theme-toggle{position:absolute;top:1.5rem;right:1.5rem;display:flex;align-items:center;justify-content:center;width:44px;height:44px;border-radius:12px;border:1px solid rgba(255,255,255,.15);background:#ffffff14;color:#e6e6e6;cursor:pointer;transition:all .3s ease;-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);padding:0}.landing.light .theme-toggle{border-color:#0000001f;background:#0000000d;color:#3a3a4a}.theme-toggle:hover{transform:scale(1.08)}.landing.dark .theme-toggle:hover{background:#ffffff24;border-color:#ffffff40}.landing.light .theme-toggle:hover{background:#0000001a;border-color:#0003}.landing-title{font-size:2.5rem;font-weight:700;margin:0 0 .5rem;letter-spacing:-.5px;transition:color .4s ease}.landing.dark .landing-title{color:#fff}.landing.light .landing-title{color:#1a1a2e}.landing-subtitle{font-size:1.1rem;margin:0 0 3rem;transition:color .4s ease}.landing.dark .landing-subtitle{color:#8892b0}.landing.light .landing-subtitle{color:#6b7280}.cards-container{display:flex;gap:2.5rem;flex-wrap:wrap;justify-content:center}.product-card{width:320px;padding:2.5rem 2rem;border-radius:20px;display:flex;flex-direction:column;align-items:center;cursor:pointer;transition:all .3s ease;text-decoration:none;color:inherit}.landing.dark .product-card{background:#ffffff0a;border:1px solid rgba(255,255,255,.08)}.landing.light .product-card{background:#ffffffb3;border:1px solid rgba(0,0,0,.08);box-shadow:0 4px 20px #0000000f}.landing.dark .product-card:hover{transform:translateY(-8px);background:#ffffff14;border-color:#ffffff2e;box-shadow:0 20px 60px #0000004d,0 0 40px #646cff14}.landing.light .product-card:hover{transform:translateY(-8px);background:#fffffff2;border-color:#646cff33;box-shadow:0 20px 60px #0000001a,0 0 40px #646cff0f}.card-logo{margin-bottom:1.5rem;display:flex;align-items:center;justify-content:center;height:80px}.logo-img{max-width:240px;max-height:80px;object-fit:contain;transition:transform .3s ease}.product-card:hover .logo-img{transform:scale(1.05)}.card-desc{font-size:.9rem;margin:0;text-align:center;transition:color .4s ease}.landing.dark .card-desc{color:#8892b0}.landing.light .card-desc{color:#6b7280}.back-btn{position:fixed;bottom:24px;right:24px;z-index:9999;width:44px;height:44px;display:flex;align-items:center;justify-content:center;padding:0;background:#0f0f1acc;color:#e6e6e6;border:1px solid rgba(255,255,255,.15);border-radius:50%;cursor:pointer;-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);transition:all .25s ease;opacity:.6}.back-btn:hover{opacity:1;background:#0f0f1af2;border-color:#ffffff4d;transform:scale(1.1)}@media(max-width:640px){.landing-title{font-size:1.8rem}.cards-container{gap:1.5rem}.product-card{width:280px;padding:2rem 1.5rem}.logo-img{max-width:200px}}