.card {
    background: linear-gradient(145deg, #1e1e1e, #2a2a2a);
    border-radius: 15px;
    box-shadow: 5px 5px 15px rgba(0, 0, 0, 0.3);
}

.card-header {
    background: transparent;
    border-bottom: 1px solid #3a3a3a;
    padding: 1.5rem;
}

.card-title {
    color: #e0e0e0;
    font-size: 1.25rem;
}

.card-body {
    padding: 2rem;
}

.form-control {
    background-color: #2a2a2a;
    border: 1px solid #3a3a3a;
    color: #e0e0e0;
    padding: 0.75rem 1rem;
    border-radius: 10px;
}

    .form-control:focus {
        background-color: #2a2a2a;
        border-color: salmon;
        color: #e0e0e0;
        box-shadow: 0 0 0 0.2rem rgba(250, 128, 114, 0.25);
    }

.form-label {
    margin-bottom: 0.5rem;
}

.btn-primary {
    background: linear-gradient(45deg, salmon, #ff8c69);
    border: none;
    padding: 0.75rem 1.5rem;
    border-radius: 10px;
    font-weight: 500;
    transition: all 0.3s ease;
}

    .btn-primary:hover {
        transform: translateY(-2px);
        box-shadow: 0 4px 10px rgba(250, 128, 114, 0.3);
        background: linear-gradient(45deg, #ff8c69, salmon);
    }

.btn-outline-secondary {
    color: #e0e0e0;
    border: 1px solid #3a3a3a;
    padding: 0.75rem 1.5rem;
    border-radius: 10px;
    font-weight: 500;
    transition: all 0.3s ease;
}

    .btn-outline-secondary:hover {
        background: #3a3a3a;
        color: #e0e0e0;
        transform: translateY(-2px);
    }

.alert {
    border-radius: 10px;
    margin-bottom: 1.5rem;
}

.alert-danger {
    background-color: rgba(220, 53, 69, 0.1);
    border-color: rgba(220, 53, 69, 0.2);
    color: #e0e0e0;
}

.text-muted {
    color: #888 !important;
}

small {
    font-size: 0.85rem;
}