/* =========================
   Gallery Carousel
   ========================= */
/* Hero carousel - main display image */
#mainHeroImage {
    width: 100%;
    aspect-ratio: 4 / 3;
    object-fit: cover;
    object-position: center;
}
.gallery-carousel {
    position: relative;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    margin-top: 0.5rem;
}

.carousel-btn {
    background: rgba(15, 23, 42, 0.85);
    border: none;
    border-radius: 999px;
    width: 44px;
    height: 44px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: transform 0.15s ease, background 0.15s ease, opacity 0.15s ease;
    flex: 0 0 auto;
    z-index: 10;
    -webkit-tap-highlight-color: transparent;
}

.carousel-btn span {
    color: white;
    font-size: 1.15rem;
    line-height: 1;
}

.carousel-btn:hover {
    background: rgba(15, 23, 42, 1);
    transform: scale(1.05);
}

.carousel-btn:disabled {
    opacity: 0.35;
    cursor: not-allowed;
    transform: none;
}

.carousel-track-container {
    flex: 1 1 auto;
    min-width: 0;
    overflow: hidden;
}

.carousel-track {
    display: flex;
    gap: 10px;
    transition: transform 0.25s ease;
    will-change: transform;
}

.thumb-item {
    cursor: pointer;
    border-radius: 12px;
    overflow: hidden;
    border: 2px solid transparent;
    background: transparent;
    padding: 0;
    transition: border-color 0.2s ease, transform 0.15s ease;
    -webkit-tap-highlight-color: transparent;
}

.thumb-item:hover {
    border-color: #0d6efd;
}

.thumb-item.is-active {
    border-color: #0d6efd;
}

.thumb-item img {
    width: 100%;
    height: auto;
    display: block;
    object-fit: cover;
    aspect-ratio: 4 / 3;
}

.thumb-item:focus-visible {
    outline: 3px solid #0d6efd;
    outline-offset: 3px;
}

/* Mobile: 3 thumbs */
@media (max-width: 575.98px) {
    .gallery-carousel {
        gap: 0.4rem;
        margin-top: 0.4rem;
    }

    .carousel-btn {
        width: 36px;
        height: 36px;
    }

    .carousel-btn span {
        font-size: 1.0rem;
    }

    .carousel-track {
        gap: 8px;
    }

    .thumb-item {
        flex: 0 0 calc((100% - 16px) / 3);
    }

    .thumb-item img {
        aspect-ratio: 16 / 10;
    }
}

/* Small tablets: 4 thumbs */
@media (min-width: 576px) and (max-width: 991.98px) {
    .thumb-item {
        flex: 0 0 calc((100% - 36px) / 4);
    }
}

/* Desktop: 5 thumbs */
@media (min-width: 992px) {
    .thumb-item {
        flex: 0 0 calc((100% - 48px) / 5);
    }

    .thumb-item img {
        aspect-ratio: 16 / 9;
    }
}