:root{--primary-color: #6366f1;--secondary-color: #8b5cf6;--success-color: #10b981;--warning-color: #f59e0b;--error-color: #ef4444;--info-color: #06b6d4}body{margin:0;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Oxygen,Ubuntu,Cantarell,Fira Sans,Droid Sans,Helvetica Neue,sans-serif;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}code{font-family:source-code-pro,Menlo,Monaco,Consolas,Courier New,monospace}::-webkit-scrollbar{width:8px}::-webkit-scrollbar-track{background:#f1f1f1}::-webkit-scrollbar-thumb{background:#888;border-radius:4px}::-webkit-scrollbar-thumb:hover{background:#555}.fade-in{animation:fadeIn .3s ease-in}@keyframes fadeIn{0%{opacity:0}to{opacity:1}}.slide-up{animation:slideUp .3s ease-out}@keyframes slideUp{0%{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}.btn-primary{background:linear-gradient(135deg,var(--primary-color) 0%,var(--secondary-color) 100%);border:none;color:#fff;padding:.75rem 1.5rem;border-radius:.5rem;font-weight:600;cursor:pointer;transition:all .2s ease}.btn-primary:hover{transform:translateY(-2px);box-shadow:0 4px 12px #6366f166}.btn-secondary{background:transparent;border:2px solid var(--primary-color);color:var(--primary-color);padding:.75rem 1.5rem;border-radius:.5rem;font-weight:600;cursor:pointer;transition:all .2s ease}.btn-secondary:hover{background:#6366f11a;transform:translateY(-2px)}.card{background:#fff;border-radius:1rem;box-shadow:0 4px 6px -1px #0000001a,0 2px 4px -1px #0000000f;overflow:hidden;transition:all .3s ease}.card:hover{transform:translateY(-4px);box-shadow:0 10px 15px -3px #0000001a,0 4px 6px -2px #0000000d}.input{width:100%;padding:.75rem 1rem;border:1px solid #d1d5db;border-radius:.5rem;font-size:1rem;transition:all .2s ease}.input:focus{outline:none;border-color:var(--primary-color);box-shadow:0 0 0 3px #6366f133}@media (max-width: 768px){.card{margin:1rem}.btn-primary,.btn-secondary{padding:.5rem 1rem;font-size:.875rem}}