.newsletter-container {
    background: var(--app-primary-color);
    color: white;
    border-radius: 15px;
    padding: 3rem;
    box-shadow: 0 15px 30px rgba(var(--app-primary-color-rgb), 0.2);
}

.newsletter-form .form-control {
    border-radius: 30px 0 0 30px;
    height: 50px;
    border-color: var(--app-primary-color);
}

.newsletter-form .btn {
    border-radius: 0 30px 30px 0;
    height: 50px;
    background: white;
    color: var(--app-primary-color);
    font-weight: 600;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.newsletter-form .btn:hover {
    transform: translateX(5px);
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.2);
}