#hero-logo,
#hero-text1,
#hero-text2,
#hero-button {
    transition: opacity 0.4s ease-in-out;
}

#hero {
    transition: background-image 0.8s ease-in-out;
}


.fade-in {
    opacity: 0;
    animation: fadeInUp 1.2s ease forwards;
}


.container1-text-position > *:nth-child(1) { animation-delay: 0.5s; }
.container1-text-position > *:nth-child(2) { animation-delay: 0.9s; }
.container1-text-position > *:nth-child(3) { animation-delay: 1.3s; }

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(24px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}


@keyframes slideIn {
    from { transform: translateY(-20px); opacity: 0; }
    to   { transform: translateY(0);     opacity: 1; }
}

@keyframes slideOut {
    from { transform: translateY(0);     opacity: 1; }
    to   { transform: translateY(-20px); opacity: 0; }
}

.slide-in  { animation: slideIn  0.3s ease-out; }
.slide-out { animation: slideOut 0.3s ease-out; }


.reveal {
    opacity: 0;
    transition: opacity 0.75s cubic-bezier(0.22, 1, 0.36, 1),
                transform 0.75s cubic-bezier(0.22, 1, 0.36, 1);
    will-change: opacity, transform;
}


.reveal.from-bottom { transform: translateY(48px); }
.reveal.from-left   { transform: translateX(-56px); }
.reveal.from-right  { transform: translateX(56px); }
.reveal.from-scale  { transform: scale(0.90); }
.reveal.from-top    { transform: translateY(-48px); }


.reveal.visible {
    opacity: 1;
    transform: none;
}


.delay-1 { transition-delay: 0.10s; }
.delay-2 { transition-delay: 0.22s; }
.delay-3 { transition-delay: 0.34s; }
.delay-4 { transition-delay: 0.46s; }
.delay-5 { transition-delay: 0.58s; }


.whatsapp-float {
    position: fixed;
    bottom: 25px;
    right: 25px;
    z-index: 9999;
}

.whatsapp-float img {
    width: 65px;
    height: 65px;
    border-radius: 50%;
    box-shadow: 0 0 10px rgba(0, 0, 0, 0.4);
    transition: transform 0.2s ease;
}

.whatsapp-float img:hover {
    transform: scale(1.1);
}