.dropdown-menu {
    border: 1px solid #dee2e6;
    border-radius: 0.375rem;
    box-shadow: 0 0.125rem 0.25rem rgba(0, 0, 0, 0.075);
}

.dropdown-item {
    padding: 0.75rem 1rem;
    border-bottom: 1px solid #f8f9fa;
}

    .dropdown-item:last-child {
        border-bottom: none;
    }

    .dropdown-item:hover {
        background-color: #f8f9fa;
    }

.position-relative {
    position: relative;
}

.card {
    box-shadow: 0 0.125rem 0.25rem rgba(0, 0, 0, 0.075);
    border: 1px solid rgba(0, 0, 0, 0.125);
}

.card-header {
    background-color: #f8f9fa;
    border-bottom: 1px solid rgba(0, 0, 0, 0.125);
}

.form-control:disabled {
    background-color: #e9ecef;
    opacity: 1;
}

/* OTP Status Messages */
.alert-sm {
    padding: 0.5rem 0.75rem;
    font-size: 0.875rem;
    margin-bottom: 0.5rem;
    border-radius: 0.25rem;
}

#countdownDisplay {
    font-size: 0.875rem;
}

#countdownTimer {
    font-weight: bold;
    color: #dc3545;
}

/* Fade in animation for alerts */
.alert {
    animation: fadeIn 0.3s ease-in-out;
}

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(-10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}