/* ========================================
   Scroll-triggered fade-in animations
   ======================================== */

.fade-in {
    opacity: 0;
    transform: translateY(24px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

.fade-in.visible {
    opacity: 1;
    transform: translateY(0);
}

/* Stagger grid children */
.features-grid .fade-in:nth-child(2),
.error-types-grid .fade-in:nth-child(2),
.verdicts .fade-in:nth-child(2),
.formats-grid .fade-in:nth-child(2),
.integrations-grid .fade-in:nth-child(2) {
    transition-delay: 0.1s;
}

.features-grid .fade-in:nth-child(3),
.error-types-grid .fade-in:nth-child(3),
.verdicts .fade-in:nth-child(3),
.formats-grid .fade-in:nth-child(3),
.integrations-grid .fade-in:nth-child(3) {
    transition-delay: 0.2s;
}

.features-grid .fade-in:nth-child(4),
.error-types-grid .fade-in:nth-child(4),
.verdicts .fade-in:nth-child(4),
.formats-grid .fade-in:nth-child(4) {
    transition-delay: 0.3s;
}

.features-grid .fade-in:nth-child(5),
.error-types-grid .fade-in:nth-child(5),
.verdicts .fade-in:nth-child(5),
.formats-grid .fade-in:nth-child(5) {
    transition-delay: 0.4s;
}

.features-grid .fade-in:nth-child(6),
.error-types-grid .fade-in:nth-child(6),
.formats-grid .fade-in:nth-child(6) {
    transition-delay: 0.5s;
}

.features-grid .fade-in:nth-child(7),
.error-types-grid .fade-in:nth-child(7) {
    transition-delay: 0.6s;
}

.features-grid .fade-in:nth-child(8),
.error-types-grid .fade-in:nth-child(8) {
    transition-delay: 0.7s;
}

/* Examples stagger */
.examples-grid .fade-in:nth-child(2) {
    transition-delay: 0.15s;
}

.examples-grid .fade-in:nth-child(3) {
    transition-delay: 0.3s;
}

/* Pricing stagger */
.pricing-grid .fade-in:nth-child(2) {
    transition-delay: 0.15s;
}

.pricing-grid .fade-in:nth-child(3) {
    transition-delay: 0.3s;
}

/* Steps stagger */
.steps .fade-in:nth-child(2) {
    transition-delay: 0.15s;
}

.steps .fade-in:nth-child(3) {
    transition-delay: 0.3s;
}

/* Reduce motion for users who prefer it */
@media (prefers-reduced-motion: reduce) {
    .fade-in {
        opacity: 1;
        transform: none;
        transition: none;
    }
}