/* Bouton moderne avec flèche animée */
.btn-modern {
    position: relative;
    padding: 12px 28px;
    font-weight: 600;
    font-size: 1rem;
    border-radius: 12px;
    border: none;
    transition: all 0.3s ease;
    overflow: hidden;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
}

/* Animation au survol */
.btn-modern:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(0, 0, 0, 0.2);
}

/* Animation de la flèche */
.btn-modern i {
    display: inline-block;
    transition: transform 0.3s ease;
}

.btn-modern:hover i {
    transform: translateX(5px);
}

/* Animation du bouton au clic */
.btn-modern:active {
    transform: translateY(0);
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.15);
}

/* Effet de pulse subtil */
.btn-modern::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.15);
    transform: translate(-50%, -50%);
    transition: width 0.6s ease, height 0.6s ease;
}

.btn-modern:hover::before {
    width: 300px;
    height: 300px;
}

/* Responsive pour mobile */
@media (max-width: 576px) {
    .btn-modern {
        padding: 10px 22px;
        font-size: 0.95rem;
    }
}