/* ─────────────────────────────────────────────
   Image Gallery – Swiper-based lightbox
   ───────────────────────────────────────────── */

#content img {
    cursor: zoom-in;
}

.image-gallery {
    position: fixed;
    inset: 0;
    z-index: 1100;
    display: block;

    visibility: hidden;
    opacity: 0;
    pointer-events: none;
    transition:
        opacity 0.25s ease,
        visibility 0.25s ease;
}

.image-gallery.is-active {
    visibility: visible;
    opacity: 1;
    pointer-events: auto;
}

.image-gallery__backdrop {
    position: absolute;
    inset: 0;
    background: rgba(0, 0, 0, 0.92);
    backdrop-filter: blur(4px);
    -webkit-backdrop-filter: blur(4px);
}

/* ── Swiper container fills the viewport ── */
.image-gallery__swiper {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    padding: 72px 88px;
    box-sizing: border-box;
    overflow: hidden;
    z-index: 1;

    transform: scale(0.96);
    opacity: 0;
    transition:
        transform 0.3s cubic-bezier(0.22, 1, 0.36, 1),
        opacity 0.25s ease;
}

.image-gallery.is-active .image-gallery__swiper {
    transform: scale(1);
    opacity: 1;
}

.image-gallery__swiper .swiper-slide {
    display: flex;
    align-items: center;
    justify-content: center;
}

.image-gallery__figure {
    margin: 0;
    padding: 0;
    max-width: 100%;
    max-height: 100%;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 12px;
    user-select: none;
}

.image-gallery__img {
    display: block;
    max-width: 100%;
    max-height: 78vh;
    width: auto;
    height: auto;
    object-fit: contain;
    border-radius: 4px;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.4);
    -webkit-user-drag: none;
}

.image-gallery__caption {
    color: #e8e8e8;
    font-size: 0.875rem;
    font-style: italic;
    text-align: center;
    max-width: 80ch;
    line-height: 1.5;
    padding: 0 8px;
}

/* ── Top corner buttons ── */
.image-gallery__btn {
    position: absolute;
    z-index: 3;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    background: rgba(255, 255, 255, 0.12);
    color: #fff;
    border: 0;
    border-radius: 9999px;
    cursor: pointer;
    transition:
        background 0.15s ease,
        transform 0.15s ease,
        opacity 0.15s ease;
}

.image-gallery__btn:hover,
.image-gallery__btn:focus-visible {
    background: rgba(255, 255, 255, 0.24);
    outline: none;
}

.image-gallery__btn:active {
    transform: scale(0.94);
}

.image-gallery__btn svg {
    width: 50%;
    height: 50%;
    display: block;
}

.image-gallery__nav {
    top: 50%;
    width: 48px;
    height: 48px;
    transform: translateY(-50%);
    /* override Swiper's default nav styling */
    margin: 0;
    color: #fff;
}

.image-gallery__nav::after {
    content: none;
}

.image-gallery__nav--prev {
    left: 16px;
    right: auto;
}

.image-gallery__nav--next {
    right: 16px;
    left: auto;
}

.image-gallery__nav.swiper-button-disabled {
    opacity: 0.25;
    pointer-events: none;
}

.image-gallery[data-single="true"] .image-gallery__nav,
.image-gallery[data-single="true"] .image-gallery__counter {
    display: none;
}

.image-gallery__close {
    top: 16px;
    right: 16px;
    width: 44px;
    height: 44px;
}

.image-gallery__download {
    top: 16px;
    right: 68px;
    width: 44px;
    height: 44px;
}

.image-gallery__counter {
    position: absolute;
    top: 24px;
    left: 24px;
    z-index: 3;
    color: #fff;
    font-size: 0.875rem;
    font-family: "Roboto", sans-serif;
    letter-spacing: 0.02em;
    padding: 6px 12px;
    background: rgba(0, 0, 0, 0.35);
    border-radius: 9999px;
}

@media (max-width: 640px) {
    .image-gallery__swiper {
        padding: 56px 12px;
    }

    .image-gallery__nav {
        width: 36px;
        height: 36px;
    }

    .image-gallery__nav--prev {
        left: 8px;
    }

    .image-gallery__nav--next {
        right: 8px;
    }

    .image-gallery__close {
        top: 8px;
        right: 8px;
        width: 36px;
        height: 36px;
    }

    .image-gallery__download {
        top: 8px;
        right: 52px;
        width: 36px;
        height: 36px;
    }

    .image-gallery__counter {
        top: 12px;
        left: 12px;
        font-size: 0.75rem;
    }

    .image-gallery__img {
        max-height: 70vh;
    }
}