/* ===== Scroll reveal (fade + rise) ===== */
.reveal-on-scroll {
    opacity: 0;
    transform: translateY(45px);
    transition: opacity 0.9s cubic-bezier(0.16, 1, 0.3, 1),
        transform 0.9s cubic-bezier(0.16, 1, 0.3, 1);
}

.reveal-on-scroll.is-visible {
    opacity: 1;
    transform: translateY(0);
}

/* Staggered grid children (product cards, why-dalloz cards) */
.products-grid.reveal-on-scroll .product-card,
.why-dalloz-grid.reveal-on-scroll .why-dalloz-card {
    opacity: 0;
    transform: translateY(35px);
    transition: opacity 0.7s ease, transform 0.7s ease;
}

.products-grid.is-visible .product-card,
.why-dalloz-grid.is-visible .why-dalloz-card {
    opacity: 1;
    transform: translateY(0);
}

.products-grid.is-visible .product-card:nth-child(1) {
    transition-delay: 0s;
}

.products-grid.is-visible .product-card:nth-child(2) {
    transition-delay: 0.08s;
}

.products-grid.is-visible .product-card:nth-child(3) {
    transition-delay: 0.16s;
}

.products-grid.is-visible .product-card:nth-child(4) {
    transition-delay: 0.24s;
}

.products-grid.is-visible .product-card:nth-child(5) {
    transition-delay: 0.32s;
}

.why-dalloz-grid.is-visible .why-dalloz-card:nth-child(1) {
    transition-delay: 0s;
}

.why-dalloz-grid.is-visible .why-dalloz-card:nth-child(2) {
    transition-delay: 0.08s;
}

.why-dalloz-grid.is-visible .why-dalloz-card:nth-child(3) {
    transition-delay: 0.16s;
}

.why-dalloz-grid.is-visible .why-dalloz-card:nth-child(4) {
    transition-delay: 0.24s;
}

.why-dalloz-grid.is-visible .why-dalloz-card:nth-child(5) {
    transition-delay: 0.32s;
}

.why-dalloz-grid.is-visible .why-dalloz-card:nth-child(6) {
    transition-delay: 0.4s;
}

.why-dalloz-grid.is-visible .why-dalloz-card:nth-child(7) {
    transition-delay: 0.48s;
}

@media (max-width: 768px) {
    .why-dalloz-grid-sequential .why-dalloz-card {
        opacity: 0;
        transform: translateY(24px);
        transition: opacity 0.65s ease, transform 0.65s cubic-bezier(0.16, 1, 0.3, 1);
    }

    .why-dalloz-grid-sequential .why-dalloz-card.is-visible {
        opacity: 1;
        transform: translateY(0);
    }
}

@media (prefers-reduced-motion: reduce) {
    .why-dalloz-grid-sequential .why-dalloz-card {
        opacity: 1;
        transform: none;
        transition: none;
    }
}

/* ===== Product image zoom on hover (luxury tile effect) ===== */
.product-image {
    overflow: hidden;
}

.product-image img {
    transition: transform 0.6s cubic-bezier(0.16, 1, 0.3, 1);
}

.product-card:hover .product-image img {
    transform: scale(1.08);
}

/* ===== Section title underline sweep ===== */
.section-title {
    position: relative;
    display: inline-block;
}

.section-title::after {
    content: '';
    position: absolute;
    left: 50%;
    bottom: -8px;
    width: 0;
    height: 2px;
    background: currentColor;
    transform: translateX(-50%);
    transition: width 0.6s ease;
}

.reveal-on-scroll.is-visible .section-title::after {
    width: 60px;
}