/* Reset básico */
body, h1, h2, ul, li, p, button {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

/* Estilo geral */
body {
    font-family: 'Arial', sans-serif;
    background-color: #f9f9f9;
    margin: 0;
    padding: 20px;
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 100vh;
}

.container {
    max-width: 600px;
    width: 100%;
    background: #ffffff;
    padding: 20px;
    border-radius: 12px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
    display: flex;
    flex-direction: column;
    gap: 20px;
}

h1 {
    text-align: center;
    color: #333;
    font-size: 1.8rem;
    margin-bottom: 10px;
}

h2 {
    font-size: 1.4rem;
    color: #555;
    margin-bottom: 10px;
    border-bottom: 2px solid #007bff;
    padding-bottom: 5px;
}

ul {
    list-style-type: none;
    padding: 0;
    margin: 0;
}

li {
    padding: 15px;
    border: 1px solid #eee;
    border-radius: 8px;
    display: flex;
    align-items: flex-start;
    gap: 10px;
    margin-bottom: 10px;
    background-color: #fdfdfd;
    transition: box-shadow 0.3s, background-color 0.3s;
}

li:hover {
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    background-color: #f7f7f7;
}

/* Estilo para os checkboxes */
input[type="checkbox"] {
    appearance: none;
    width: 20px;
    height: 20px;
    border: 2px solid #007bff;
    border-radius: 4px;
    background-color: #ffffff;
    cursor: pointer;
    transition: background-color 0.3s, border-color 0.3s;
    flex-shrink: 0;
}

input[type="checkbox"]:checked {
    background-color: #007bff;
    border-color: #0056b3;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16'%3E%3Cpath fill='white' d='M13.854 3.646a.5.5 0 0 1 0 .708l-8 8a.5.5 0 0 1-.708 0l-4-4a.5.5 0 0 1 .708-.708L6 11.293l7.646-7.647a.5.5 0 0 1 .708 0z'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: center;
}

input[type="checkbox"]:hover {
    border-color: #0056b3;
}

label {
    display: flex;
    flex-direction: column;
    gap: 5px;
}

label strong {
    font-size: 1rem;
    color: #333;
}

label span {
    font-size: 0.9rem;
    color: #666;
}

.status {
    text-align: center;
    font-size: 1rem;
    color: #333;
    font-weight: bold;
}

button {
    display: block;
    width: 100%;
    padding: 12px;
    background-color: #007bff;
    color: white;
    border: none;
    border-radius: 8px;
    cursor: pointer;
    font-size: 1rem;
    font-weight: bold;
    transition: background-color 0.3s, transform 0.2s;
}

button:disabled {
    background-color: #cccccc;
    cursor: not-allowed;
}

button:hover:not(:disabled) {
    background-color: #0056b3;
    transform: scale(1.02);
}

button:active:not(:disabled) {
    transform: scale(0.98);
}

/* Responsividade */
@media (max-width: 768px) {
    .container {
        padding: 15px;
    }

    h1 {
        font-size: 1.5rem;
    }

    h2 {
        font-size: 1.2rem;
    }

    li {
        flex-direction: column;
        align-items: flex-start;
    }

    button {
        font-size: 0.9rem;
    }
}