/* Estilos para a página de login */
body {
    background-color: #f8f9fa;
    height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0;
    padding: 20px;
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
}

.login-container {
    background-color: white;
    border-radius: 10px;
    box-shadow: 0 0 20px rgba(0, 0, 0, 0.1);
    width: 100%;
    max-width: 400px;
    padding: 2.5rem;
}

.login-header {
    text-align: center;
    margin-bottom: 2rem;
}

.login-header h1 {
    color: #2c3e50;
    margin: 0 0 0.5rem 0;
    font-size: 1.8rem;
    font-weight: 600;
}

.login-header p {
    color: #7f8c8d;
    margin: 0;
    font-size: 0.95rem;
}

.form-group {
    margin-bottom: 1.5rem;
}

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    color: #2c3e50;
    font-weight: 500;
    font-size: 0.9rem;
}

.form-control {
    width: 100%;
    padding: 0.75rem 1rem;
    border: 1px solid #ddd;
    border-radius: 6px;
    font-size: 1rem;
    transition: border-color 0.3s, box-shadow 0.3s;
}

.form-control:focus {
    border-color: #3498db;
    box-shadow: 0 0 0 0.2rem rgba(52, 152, 219, 0.25);
    outline: none;
}

.btn-login {
    width: 100%;
    padding: 0.75rem;
    background-color: #3498db;
    color: white;
    border: none;
    border-radius: 6px;
    font-size: 1rem;
    font-weight: 500;
    cursor: pointer;
    transition: background-color 0.3s;
}

.btn-login:hover {
    background-color: #2980b9;
}

.alert {
    padding: 0.75rem 1.25rem;
    margin-bottom: 1.5rem;
    border: 1px solid transparent;
    border-radius: 6px;
    font-size: 0.9rem;
}

.alert-danger {
    color: #721c24;
    background-color: #f8d7da;
    border-color: #f5c6cb;
}

.login-footer {
    text-align: center;
    margin-top: 1.5rem;
    color: #7f8c8d;
    font-size: 0.85rem;
}

.login-footer a {
    color: #3498db;
    text-decoration: none;
    transition: color 0.3s;
}

.login-footer a:hover {
    color: #2980b9;
    text-decoration: underline;
}

/* Responsividade */
@media (max-width: 480px) {
    .login-container {
        padding: 1.5rem;
    }
    
    .login-header h1 {
        font-size: 1.5rem;
    }
}

/* Animações */
@keyframes fadeIn {
    from { opacity: 0; transform: translateY(20px); }
    to { opacity: 1; transform: translateY(0); }
}

.login-container {
    animation: fadeIn 0.5s ease-out;
}

/* Ícones nos campos */
.input-with-icon {
    position: relative;
}

.input-with-icon i {
    position: absolute;
    left: 15px;
    top: 50%;
    transform: translateY(-50%);
    color: #7f8c8d;
}

.input-with-icon .form-control {
    padding-left: 40px;
}