body {
    background-color: #f8f9fa;
    font-family: Arial, sans-serif;
}

.card-login {
    width: 350px;
    padding: 2rem;
    box-shadow: 0 0 10px rgba(0,0,0,0.15);
}

.password-wrapper {
    position: relative;
}

.password-wrapper .toggle-password {
    position: absolute;
    right: 10px;
    top: 50%;
    transform: translateY(-50%);
    cursor: pointer;
}

.status-available { color: #155724; background-color: #d4edda; padding: 2px 6px; border-radius: 4px; }
.status-reserved { color: #856404; background-color: #fff3cd; padding: 2px 6px; border-radius: 4px; }
.status-borrowed { color: #721c24; background-color: #f8d7da; padding: 2px 6px; border-radius: 4px; }

.btn-reserve:hover { background-color: #198754; color: #fff; }