/* Animation d'apparition au scroll (Scroll Reveal) */
.reveal {
    opacity: 0;
    transform: translateY(30px);
    transition: all 0.8s ease-out;
    will-change: opacity, transform;
}

.reveal.active {
    opacity: 1;
    transform: translateY(0);
}

/* Animation Pulse (Bouton Appel) - Style Urgence */
@keyframes urgent-pulse {
    0% {
        transform: scale(1);
        box-shadow: 0 0 0 0 rgba(225, 29, 72, 0.7); /* Couleur brand-orange/rouge */
    }
    70% {
        transform: scale(1.05);
        box-shadow: 0 0 0 15px rgba(225, 29, 72, 0);
    }
    100% {
        transform: scale(1);
        box-shadow: 0 0 0 0 rgba(225, 29, 72, 0);
    }
}

.btn-pulse {
    animation: urgent-pulse 2s infinite;
}

/* Délai pour les éléments en grille (cascade) */
.delay-100 { transition-delay: 0.1s; }
.delay-200 { transition-delay: 0.2s; }
.delay-300 { transition-delay: 0.3s; }