/* Bouton Envoyer le message - Style identique à .btn-process */
.btn-submit {
    display: inline-block !important;
    width: 100% !important;
    padding: 1rem 2.5rem !important;
    background: linear-gradient(135deg, 
        var(--primary-color) 0%, 
        #e55a2b 10%, 
        #e66a3a 20%, 
        #e77a4a 30%, 
        #e88a5a 40%, 
        #c97a8f 50%, 
        #9a6ba4 60%, 
        #6b5cb9 70%, 
        #4d4dce 80%, 
        #2e3e9e 90%, 
        var(--secondary-color) 100%) !important;
    color: var(--white) !important;
    text-decoration: none !important;
    border-radius: 8px !important;
    font-weight: 600 !important;
    font-size: 1.1rem !important;
    border: none !important;
    cursor: pointer !important;
    transition: transform 0.3s, box-shadow 0.3s !important;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2) !important;
}

.btn-submit:hover {
    transform: translateY(-2px) !important;
    box-shadow: 0 6px 20px rgba(0, 0, 0, 0.3) !important;
    background: linear-gradient(135deg, 
        var(--primary-color) 0%, 
        #e55a2b 10%, 
        #e66a3a 20%, 
        #e77a4a 30%, 
        #e88a5a 40%, 
        #c97a8f 50%, 
        #9a6ba4 60%, 
        #6b5cb9 70%, 
        #4d4dce 80%, 
        #2e3e9e 90%, 
        var(--secondary-color) 100%) !important;
}