: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}}body{background-color:#f0f2f5;font-family:Segoe UI,Tahoma,Geneva,Verdana,sans-serif;color:#333;margin:0;padding:0;display:flex;justify-content:center;min-height:100vh}.container{width:100%;max-width:600px;margin:40px 20px}h1{text-align:center;color:#2c3e50;font-size:2.5rem;margin-bottom:30px;display:flex;align-items:center;justify-content:center;gap:15px}.form-box{background:#fff;padding:25px;border-radius:12px;box-shadow:0 4px 15px #0000001a;margin-bottom:30px}form{display:flex;flex-direction:column;gap:15px}input,select{padding:12px 15px;border:1px solid #ddd;border-radius:8px;font-size:16px;background-color:#fff;color:#333;transition:border-color .3s}input:focus,select:focus{outline:none;border-color:#007bff;box-shadow:0 0 0 3px #007bff1a}.row{display:flex;gap:15px}.row>*{flex:1}button[type=submit]{background:#28a745;color:#fff;padding:12px;border:none;border-radius:8px;font-size:16px;font-weight:700;cursor:pointer;transition:background .3s}button[type=submit]:hover{background:#218838}.filters{display:flex;justify-content:center;gap:10px;margin-bottom:25px}.filters button{padding:8px 20px;border:none;border-radius:20px;background:#e2e6ea;color:#555;font-weight:600;cursor:pointer;transition:all .2s}.filters button:hover{background:#dbe2e8}.task-list{display:flex;flex-direction:column;gap:15px}.task-card{background:#fff;padding:20px;border-radius:10px;box-shadow:0 2px 8px #0000000d;display:flex;justify-content:space-between;align-items:center;border-left:6px solid #ccc;transition:transform .2s}.task-card:hover{transform:translateY(-2px)}.task-card h3{margin:0 0 5px;font-size:1.1rem;color:#333}.task-card p{margin:0;color:#666;font-size:.9rem}.task-card.high{border-left-color:#dc3545}.task-card.medium{border-left-color:#ffc107}.task-card.low{border-left-color:#28a745}.task-card.completed{opacity:.6;background-color:#f9f9f9}.task-card.completed h3{text-decoration:line-through;color:#999}.task-actions button{margin-left:8px;padding:6px 12px;border:none;border-radius:6px;cursor:pointer;font-size:.9rem}.task-actions button:first-child{background-color:#17a2b8;color:#fff}.task-actions button:last-child{background-color:#dc3545;color:#fff}