.reveal {
    opacity: 0;
    transition: opacity 0.3s ease, transform 0.3s ease;
}

.reveal.visible {
    opacity: 1;
}

.fade-up {
    transform: translateY(24px);
}

.fade-up.visible {
    transform: translateY(0);
}

.fade-down {
    transform: translateY(-24px);
}

.fade-down.visible {
    transform: translateY(0);
}

.fade-left {
    transform: translateX(-24px);
}

.fade-left.visible {
    transform: translateX(0);
}

.fade-right {
    transform: translateX(24px);
}

.fade-right.visible {
    transform: translateX(0);
}

.scale-in {
    transform: scale(0.95);
}

.scale-in.visible {
    transform: scale(1);
}

.reveal[data-delay="100"] { transition-delay: 0.1s; }
.reveal[data-delay="150"] { transition-delay: 0.15s; }
.reveal[data-delay="200"] { transition-delay: 0.2s; }
.reveal[data-delay="300"] { transition-delay: 0.3s; }
.reveal[data-delay="400"] { transition-delay: 0.4s; }

.stagger > .reveal:nth-child(1) { transition-delay: 0s; }
.stagger > .reveal:nth-child(2) { transition-delay: 0.08s; }
.stagger > .reveal:nth-child(3) { transition-delay: 0.16s; }
.stagger > .reveal:nth-child(4) { transition-delay: 0.24s; }
.stagger > .reveal:nth-child(5) { transition-delay: 0.32s; }
.stagger > .reveal:nth-child(6) { transition-delay: 0.4s; }
.stagger > .reveal:nth-child(7) { transition-delay: 0.48s; }
.stagger > .reveal:nth-child(8) { transition-delay: 0.56s; }
.stagger > .reveal:nth-child(9) { transition-delay: 0.64s; }
.stagger > .reveal:nth-child(10) { transition-delay: 0.72s; }
.stagger > .reveal:nth-child(11) { transition-delay: 0.8s; }
.stagger > .reveal:nth-child(12) { transition-delay: 0.88s; }

.card,
.service-card,
.certification-card,
.blog-card {
    transition: transform 0.25s ease, box-shadow 0.25s ease;
}

.btn {
    transition: all 0.25s ease;
}

.client-item {
    transition: opacity 0.25s ease;
}

.stat-number {
    transition: none;
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(10px); }
    to { opacity: 1; transform: translateY(0); }
}

.hero-badge {
    transition: background 0.2s ease;
}