* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: "Courier New", monospace;
    background-color: #f5f5f5;
    padding: 20px;
}

.container {
    max-width: 1100px;
    margin: 0 auto;
    background: white;
    padding: 30px;
    border: 2px solid #333;
    box-shadow: 4px 4px 0px #333;
}

h1 {
    text-align: center;
    margin-bottom: 30px;
    font-size: 28px;
    border-bottom: 2px solid #333;
    padding-bottom: 10px;
}

/* Formulário de adição */
.form-add {
    display: grid;
    grid-template-columns: 2fr 2fr 1fr auto;
    gap: 10px;
    margin-bottom: 30px;
    padding: 20px;
    border: 2px solid #333;
    background: #f9f9f9;
}

.form-add input {
    padding: 10px;
    border: 2px solid #333;
    font-family: inherit;
    font-size: 14px;
}

.form-add input:focus {
    outline: none;
    background: #fff;
    box-shadow: 2px 2px 0px #333;
}

.btn {
    padding: 10px 20px;
    border: 2px solid #333;
    background: white;
    cursor: pointer;
    font-family: inherit;
    font-weight: bold;
    transition: all 0.2s;
}

.btn:hover {
    transform: translate(2px, 2px);
    box-shadow: -2px -2px 0px #333;
}

.btn:active {
    transform: translate(4px, 4px);
    box-shadow: none;
}

.btn-add {
    background: #4caf50;
    color: white;
}

.btn-add:hover {
    background: #45a049;
}

.btn-edit {
    background: #2196f3;
    color: white;
    padding: 5px 10px;
    font-size: 12px;
}

.btn-edit:hover {
    background: #0b7dda;
}

.btn-delete {
    background: #f44336;
    color: white;
    padding: 5px 10px;
    font-size: 12px;
}

.btn-delete:hover {
    background: #da190b;
}

.btn-save {
    background: #4caf50;
    color: white;
    padding: 5px 10px;
    font-size: 12px;
}

.btn-cancel {
    background: #9e9e9e;
    color: white;
    padding: 5px 10px;
    font-size: 12px;
}

/* Tabela */
table {
    width: 100%;
    border-collapse: collapse;
    border: 2px solid #333;
}

th,
td {
    border: 2px solid #333;
    padding: 12px;
    text-align: left;
}

th {
    background: #333;
    color: white;
    font-weight: bold;
    text-transform: uppercase;
}

tr:nth-child(even) {
    background: #f2f2f2;
}

tr:hover {
    background: #e8e8e8;
}

.priority-high {
    color: #f44336;
    font-weight: bold;
}

.priority-medium {
    color: #ff9800;
    font-weight: bold;
}

.priority-low {
    color: #4caf50;
    font-weight: bold;
}

.actions {
    display: flex;
    gap: 5px;
}

/* Modo edição na tabela */
.edit-input {
    width: 100%;
    padding: 5px;
    border: 2px solid #2196f3;
    font-family: inherit;
}

.message {
    padding: 10px;
    margin-bottom: 20px;
    border: 2px solid #333;
    display: none;
}

.message.success {
    background: #dff0d8;
    border-color: #3c763d;
    color: #3c763d;
    display: block;
}

.message.error {
    background: #f2dede;
    border-color: #a94442;
    color: #a94442;
    display: block;
}

.loading {
    text-align: center;
    padding: 20px;
    color: #666;
}

@media (max-width: 768px) {
    .form-add {
        grid-template-columns: 1fr;
    }

    table {
        font-size: 12px;
    }

    th,
    td {
        padding: 8px;
    }
}