/* Editorial photo grid — strict 3-column, uniform 4/5 portrait cells.
   Every image is the same size, so the grid never has orphan gaps.
   Clicking any cell opens a full-viewport lightbox with keyboard navigation. */

.gallery-grid {
    padding-block: clamp(var(--space-7), 8vw, var(--space-9));
    padding-inline: clamp(var(--space-4), 4vw, var(--space-7));
    background: var(--color-bg);
}

.gallery-grid__head {
    text-align: center;
    padding-block-end: clamp(var(--space-5), 4vw, var(--space-7));
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--space-2);
}

.gallery-grid__eyebrow {
    font-family: var(--font-serif);
    font-style: italic;
    font-weight: 300;
    font-size: var(--fs-sm);
    letter-spacing: 0.24em;
    text-transform: uppercase;
    color: var(--color-text-muted);
    margin: 0;
}

.gallery-grid__title {
    font-family: var(--font-serif);
    font-weight: 400;
    font-size: clamp(28px, 3.6vw, 44px);
    letter-spacing: 0.06em;
    margin: 0;
    text-transform: uppercase;
    color: var(--color-text);
}

.gallery-grid__list {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: clamp(6px, 0.8vw, 12px);
    margin: 0;
    padding: 0;
    list-style: none;
    max-width: var(--site-container);
    margin-inline: auto;
}

.gallery-grid__cell {
    position: relative;
    aspect-ratio: 4 / 5;
    overflow: hidden;
    background: var(--color-surface-alt);
}

.gallery-grid__btn {
    display: block;
    width: 100%;
    height: 100%;
    padding: 0;
    background: transparent;
    border: 0;
    overflow: hidden;
    cursor: zoom-in;
}

.gallery-grid__btn img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center;
    display: block;
    transition: transform 1.4s var(--ease-out), filter var(--dur-base) var(--ease-out);
    will-change: transform;
}

.gallery-grid__btn:hover img,
.gallery-grid__btn:focus-visible img {
    transform: scale(1.04);
    filter: brightness(1.03);
}

.gallery-grid__btn:focus-visible {
    outline: 2px solid var(--color-text);
    outline-offset: 4px;
}

/* — Lightbox — */

.gallery-grid__lightbox {
    padding: 0;
    border: 0;
    background: rgba(20, 18, 15, 0.96);
    color: var(--color-bg);
    inset: 0;
    width: 100vw;
    height: 100vh;
    max-width: none;
    max-height: none;
}

.gallery-grid__lightbox::backdrop {
    background: rgba(20, 18, 15, 0.9);
}

.gallery-grid__lightbox[open] {
    display: grid;
    place-items: center;
    animation: gallery-fade var(--dur-slow, 300ms) var(--ease-out);
}

@keyframes gallery-fade {
    from { opacity: 0; }
    to   { opacity: 1; }
}

.gallery-grid__lightbox-img {
    max-width: 92vw;
    max-height: 88vh;
    object-fit: contain;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.5);
}

.gallery-grid__lightbox-close,
.gallery-grid__lightbox-nav {
    position: absolute;
    background: transparent;
    border: 0;
    color: var(--color-bg);
    cursor: pointer;
    line-height: 1;
    padding: var(--space-3);
}

.gallery-grid__lightbox-close {
    inset-block-start: var(--space-4);
    inset-inline-end: var(--space-5);
    font-size: 36px;
}

.gallery-grid__lightbox-nav {
    inset-block-start: 50%;
    transform: translateY(-50%);
    font-size: 64px;
    opacity: 0.7;
    transition: opacity var(--dur-fast) var(--ease-out);
}

.gallery-grid__lightbox-nav:hover { opacity: 1; }

.gallery-grid__lightbox-nav--prev { inset-inline-start: var(--space-4); }
.gallery-grid__lightbox-nav--next { inset-inline-end: var(--space-4); }

/* — Responsive — */

@media (max-width: 960px) {
    .gallery-grid__list {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 560px) {
    .gallery-grid__list {
        grid-template-columns: 1fr;
    }
}