:root{font-family:system-ui,Avenir,Helvetica,Arial,sans-serif;line-height:1.5;font-weight:400;color-scheme:light dark;color:#ffffffde;background-color:#242424;font-synthesis:none;text-rendering:optimizeLegibility;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}a{font-weight:500;color:#646cff;text-decoration:inherit}a:hover{color:#535bf2}body{margin:0;display:flex;place-items:center;min-width:320px;min-height:100vh}h1{font-size:3.2em;line-height:1.1}button{border-radius:8px;border:1px solid transparent;padding:.6em 1.2em;font-size:1em;font-weight:500;font-family:inherit;background-color:#1a1a1a;cursor:pointer;transition:border-color .25s}button:hover{border-color:#646cff}button:focus,button:focus-visible{outline:4px auto -webkit-focus-ring-color}@media (prefers-color-scheme: light){:root{color:#213547;background-color:#fff}a:hover{color:#747bff}button{background-color:#f9f9f9}}.app{min-height:100vh;background:linear-gradient(135deg,#667eea,#764ba2);padding:20px}.todo-list-container{max-width:1200px;margin:0 auto;background:#fff;border-radius:16px;box-shadow:0 20px 40px #0000001a;overflow:hidden}.todo-header{background:linear-gradient(135deg,#4f46e5,#7c3aed);color:#fff;padding:30px;display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:20px}.todo-header h1{margin:0;font-size:2.5rem;font-weight:700}.header-actions{display:flex;gap:12px;flex-wrap:wrap}.btn{padding:12px 24px;border:none;border-radius:8px;font-weight:600;cursor:pointer;transition:all .3s ease;text-decoration:none;display:inline-flex;align-items:center;gap:8px}.btn-primary{background:#10b981;color:#fff}.btn-primary:hover{background:#059669;transform:translateY(-2px)}.btn-secondary{background:#fff3;color:#fff;border:1px solid rgba(255,255,255,.3)}.btn-secondary:hover{background:#ffffff4d;transform:translateY(-2px)}.btn-edit{background:#f59e0b;color:#fff;padding:8px 12px;font-size:14px}.btn-edit:hover{background:#d97706}.btn-delete{background:#ef4444;color:#fff;padding:8px 12px;font-size:14px}.btn-delete:hover{background:#dc2626}.form-container{padding:30px;background:#f8fafc;border-bottom:1px solid #e2e8f0}.form-container h2{margin:0 0 24px;color:#1f2937;font-size:1.5rem}.todo-form{display:flex;flex-direction:column;gap:20px}.form-group{display:flex;flex-direction:column;gap:8px}.form-group label{font-weight:600;color:#374151;font-size:14px}.form-group input,.form-group textarea,.form-group select{padding:12px 16px;border:2px solid #e5e7eb;border-radius:8px;font-size:16px;transition:border-color .3s ease}.form-group input:focus,.form-group textarea:focus,.form-group select:focus{outline:none;border-color:#4f46e5}.form-group textarea{resize:vertical;min-height:80px}.form-actions{display:flex;gap:12px;flex-wrap:wrap}.todos-container{padding:30px}.todos-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(350px,1fr));gap:20px}.todo-item{background:#fff;border:1px solid #e5e7eb;border-radius:12px;padding:20px;transition:all .3s ease;box-shadow:0 2px 4px #0000000d}.todo-item:hover{transform:translateY(-2px);box-shadow:0 8px 25px #00000026}.todo-header{display:flex;justify-content:space-between;align-items:flex-start;gap:12px;margin-bottom:12px}.todo-title{margin:0;color:#1f2937;font-size:1.25rem;font-weight:600;line-height:1.4;flex:1}.todo-actions{display:flex;gap:8px;align-items:center;flex-shrink:0}.status-select{padding:6px 10px;border-radius:6px;border:2px solid;font-size:12px;font-weight:600;background:#fff;cursor:pointer}.todo-description{margin:0 0 16px;color:#6b7280;line-height:1.6}.todo-meta{display:flex;flex-wrap:wrap;gap:12px;align-items:center;font-size:12px}.todo-status{padding:4px 12px;border-radius:20px;color:#fff;font-weight:600;text-transform:capitalize}.todo-date{color:#9ca3af;font-weight:500}.empty-state{text-align:center;padding:60px 20px;color:#6b7280}.empty-state h3{margin:0 0 8px;font-size:1.5rem;color:#374151}.empty-state p{margin:0;font-size:1rem}.todo-stats{background:#f8fafc;padding:20px 30px;display:flex;justify-content:center;gap:40px;flex-wrap:wrap}.stat{text-align:center;display:flex;flex-direction:column;gap:4px}.stat-number{font-size:2rem;font-weight:700;color:#4f46e5}.stat-label{font-size:12px;font-weight:600;color:#6b7280;text-transform:uppercase;letter-spacing:.5px}.loading{display:flex;justify-content:center;align-items:center;height:200px;font-size:1.2rem;color:#6b7280}.error-message{background:#fef2f2;border:1px solid #fecaca;color:#dc2626;padding:16px 20px;margin:20px 30px;border-radius:8px;display:flex;justify-content:space-between;align-items:center}.close-error{background:none;border:none;color:#dc2626;font-size:20px;cursor:pointer;padding:0;width:24px;height:24px;display:flex;align-items:center;justify-content:center}.close-error:hover{background:#dc26261a;border-radius:50%}@media (max-width: 768px){.app{padding:10px}.todo-header{padding:20px;flex-direction:column;text-align:center}.todo-header h1{font-size:2rem}.todos-grid{grid-template-columns:1fr}.todo-stats{gap:20px}.form-container,.todos-container{padding:20px}}