/* ==========================================================================
   WP Media Organizer – Portfolio Gallery & Lightbox
   ========================================================================== */

/* --------------------------------------------------------------------------
   Masonry Grid  (CSS columns approach – no heavy JS library required)
   -------------------------------------------------------------------------- */
.wmo-portfolio-gallery {
    column-gap: 14px;
    padding: 0;
    margin: 0 0 1.5rem;
    /* default 3 columns – overridden by data-columns attribute below */
    column-count: 3;
}

/* Data-attribute column overrides */
.wmo-portfolio-gallery[data-columns="1"] { column-count: 1; }
.wmo-portfolio-gallery[data-columns="2"] { column-count: 2; }
.wmo-portfolio-gallery[data-columns="3"] { column-count: 3; }
.wmo-portfolio-gallery[data-columns="4"] { column-count: 4; }
.wmo-portfolio-gallery[data-columns="5"] { column-count: 5; }
.wmo-portfolio-gallery[data-columns="6"] { column-count: 6; }

/* --------------------------------------------------------------------------
   Gallery item
   -------------------------------------------------------------------------- */
.wmo-portfolio-item {
    break-inside: avoid;
    -webkit-column-break-inside: avoid;
    page-break-inside: avoid;
    margin-bottom: 14px;
    position: relative;
    overflow: hidden;
    border-radius: 5px;
    cursor: pointer;
    display: block;
    /* keyboard focus ring */
    outline-offset: 3px;
}

.wmo-portfolio-item:focus-visible {
    outline: 2px solid #4a90d9;
}

.wmo-portfolio-item img {
    display: block;
    width: 100%;
    height: auto;
    transition: transform 0.35s ease, filter 0.35s ease;
    border-radius: 5px;
    background: #e8e8e8;
}

/* Hover dim overlay */
.wmo-portfolio-item::before {
    content: '';
    position: absolute;
    inset: 0;
    background: rgba(0, 0, 0, 0);
    transition: background 0.3s ease;
    pointer-events: none;
    z-index: 1;
    border-radius: 5px;
}

.wmo-portfolio-item:hover::before {
    background: rgba(0, 0, 0, 0.22);
}

.wmo-portfolio-item:hover img {
    transform: scale(1.04);
}

/* Zoom icon hint on hover */
.wmo-portfolio-item::after {
    content: '\2315'; /* ⌕ */
    position: absolute;
    inset: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #fff;
    font-size: 1.9rem;
    opacity: 0;
    transition: opacity 0.3s ease;
    pointer-events: none;
    z-index: 2;
    text-shadow: 0 1px 4px rgba(0, 0, 0, 0.7);
}

.wmo-portfolio-item:hover::after {
    opacity: 1;
}

/* --------------------------------------------------------------------------
   Caption (slides up from bottom on hover)
   -------------------------------------------------------------------------- */
.wmo-portfolio-item-caption {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    background: linear-gradient(to top, rgba(0, 0, 0, 0.72) 0%, transparent 100%);
    color: #fff;
    padding: 28px 12px 10px;
    font-size: 0.82rem;
    line-height: 1.45;
    transform: translateY(100%);
    transition: transform 0.32s ease;
    pointer-events: none;
    z-index: 3;
    border-radius: 0 0 5px 5px;
}

.wmo-portfolio-item:hover .wmo-portfolio-item-caption {
    transform: translateY(0);
}

/* --------------------------------------------------------------------------
   Empty / error messages
   -------------------------------------------------------------------------- */
.wmo-portfolio-error,
.wmo-portfolio-empty {
    color: #888;
    font-style: italic;
    padding: 1rem 0;
}

/* ==========================================================================
   Portfolio Index Cards  ([wmo_portfolio_index])
   ========================================================================== */

.wmo-portfolio-index {
    display: grid;
    gap: 20px;
    margin: 0 0 1.5rem;
    grid-template-columns: repeat(3, minmax(0, 1fr));
}

.wmo-portfolio-index[data-columns="1"] { grid-template-columns: repeat(1, minmax(0, 1fr)); }
.wmo-portfolio-index[data-columns="2"] { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.wmo-portfolio-index[data-columns="3"] { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.wmo-portfolio-index[data-columns="4"] { grid-template-columns: repeat(4, minmax(0, 1fr)); }
.wmo-portfolio-index[data-columns="5"] { grid-template-columns: repeat(5, minmax(0, 1fr)); }
.wmo-portfolio-index[data-columns="6"] { grid-template-columns: repeat(6, minmax(0, 1fr)); }

.wmo-portfolio-index-card {
    border-radius: 8px;
    overflow: hidden;
    background: #f8f8f8;
    border: 1px solid rgba(0, 0, 0, 0.08);
    transition: transform 0.28s ease, box-shadow 0.28s ease;
}

.wmo-portfolio-index-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.14);
}

.wmo-portfolio-index-link {
    display: block;
    text-decoration: none;
    color: inherit;
}

.wmo-portfolio-index-media {
    position: relative;
    overflow: hidden;
    background: linear-gradient(145deg, #ddd, #f2f2f2);
    aspect-ratio: 16 / 10;
}

.wmo-portfolio-index-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
    transition: transform 0.35s ease;
}

.wmo-portfolio-index-card:hover .wmo-portfolio-index-image {
    transform: scale(1.05);
}

.wmo-portfolio-index-no-image {
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #777;
    font-size: 0.85rem;
}

.wmo-portfolio-index-content {
    padding: 12px 14px 14px;
}

.wmo-portfolio-index-title {
    margin: 0;
    font-size: 1.04rem;
    line-height: 1.35;
    color: #222;
}

.wmo-portfolio-index-excerpt {
    margin: 8px 0 0;
    color: #555;
    font-size: 0.9rem;
    line-height: 1.5;
}

.wmo-portfolio-index-folder {
    margin: 8px 0 0;
    color: #8a8a8a;
    font-size: 0.76rem;
    letter-spacing: 0.03em;
    text-transform: uppercase;
}

/* --------------------------------------------------------------------------
   Responsive breakpoints
   -------------------------------------------------------------------------- */
@media (max-width: 1024px) {
    .wmo-portfolio-gallery[data-columns="5"],
    .wmo-portfolio-gallery[data-columns="6"] { column-count: 4; }

    .wmo-portfolio-index[data-columns="5"],
    .wmo-portfolio-index[data-columns="6"] { grid-template-columns: repeat(4, minmax(0, 1fr)); }
}

@media (max-width: 768px) {
    .wmo-portfolio-gallery,
    .wmo-portfolio-gallery[data-columns="4"],
    .wmo-portfolio-gallery[data-columns="5"],
    .wmo-portfolio-gallery[data-columns="6"] { column-count: 2; }

    .wmo-portfolio-gallery[data-columns="1"] { column-count: 1; }

    /* Always show caption on touch devices (no reliable hover) */
    .wmo-portfolio-item-caption {
        transform: translateY(0);
    }

    .wmo-portfolio-index,
    .wmo-portfolio-index[data-columns="4"],
    .wmo-portfolio-index[data-columns="5"],
    .wmo-portfolio-index[data-columns="6"] { grid-template-columns: repeat(2, minmax(0, 1fr)); }

    .wmo-portfolio-index[data-columns="1"] { grid-template-columns: repeat(1, minmax(0, 1fr)); }
}

@media (max-width: 480px) {
    .wmo-portfolio-gallery,
    .wmo-portfolio-gallery[data-columns="2"],
    .wmo-portfolio-gallery[data-columns="3"],
    .wmo-portfolio-gallery[data-columns="4"],
    .wmo-portfolio-gallery[data-columns="5"],
    .wmo-portfolio-gallery[data-columns="6"] { column-count: 1 !important; }

    .wmo-portfolio-index,
    .wmo-portfolio-index[data-columns="2"],
    .wmo-portfolio-index[data-columns="3"],
    .wmo-portfolio-index[data-columns="4"],
    .wmo-portfolio-index[data-columns="5"],
    .wmo-portfolio-index[data-columns="6"] { grid-template-columns: repeat(1, minmax(0, 1fr)); }
}

/* ==========================================================================
   Lightbox
   ========================================================================== */

.wmo-lightbox {
    display: none;
    position: fixed;
    inset: 0;
    background: rgba(10, 10, 10, 0.93);
    z-index: 999990;
    align-items: center;
    justify-content: center;
    /* subtle entrance for the backdrop */
    animation: wmoBackdropIn 0.2s ease;
}

.wmo-lightbox.is-active {
    display: flex;
}

@keyframes wmoBackdropIn {
    from { opacity: 0; }
    to   { opacity: 1; }
}

/* --------------------------------------------------------------------------
   Inner container – centers image + caption
   -------------------------------------------------------------------------- */
.wmo-lightbox-inner {
    position: relative;
    display: flex;
    flex-direction: column;
    align-items: center;
    max-width: min(90vw, 1200px);
    max-height: 90vh;
    padding: 0 60px; /* room for prev/next buttons */
    box-sizing: border-box;
}

/* --------------------------------------------------------------------------
   Main displayed image
   -------------------------------------------------------------------------- */
.wmo-lightbox-img {
    display: block;
    max-width: 100%;
    max-height: 78vh;
    width: auto;
    height: auto;
    object-fit: contain;
    border-radius: 4px;
    box-shadow: 0 12px 60px rgba(0, 0, 0, 0.7);
    animation: wmoImgIn 0.25s ease;
}

@keyframes wmoImgIn {
    from { opacity: 0; transform: scale(0.96); }
    to   { opacity: 1; transform: scale(1); }
}

/* Dimmed state while the next image loads */
.wmo-lightbox-img.is-loading {
    opacity: 0.3;
    transition: opacity 0.15s;
}

/* --------------------------------------------------------------------------
   Caption
   -------------------------------------------------------------------------- */
.wmo-lightbox-caption {
    color: #d8d8d8;
    font-size: 0.875rem;
    line-height: 1.55;
    text-align: center;
    margin-top: 12px;
    max-width: 680px;
    padding: 0 4px;
}

/* --------------------------------------------------------------------------
   Counter  (e.g. "3 / 12")
   -------------------------------------------------------------------------- */
.wmo-lightbox-counter {
    color: #666;
    font-size: 0.75rem;
    margin-top: 6px;
    letter-spacing: 0.04em;
}

/* --------------------------------------------------------------------------
   Close button
   -------------------------------------------------------------------------- */
.wmo-lightbox-close {
    position: fixed;
    top: 16px;
    right: 20px;
    background: rgba(255, 255, 255, 0.08);
    border: 1px solid rgba(255, 255, 255, 0.18);
    border-radius: 50%;
    color: #fff;
    font-size: 1.5rem;
    line-height: 1;
    width: 42px;
    height: 42px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    opacity: 0.75;
    transition: opacity 0.2s, background 0.2s;
    z-index: 999999;
    padding: 0;
}

.wmo-lightbox-close:hover,
.wmo-lightbox-close:focus-visible {
    opacity: 1;
    background: rgba(255, 255, 255, 0.18);
    outline: none;
}

/* --------------------------------------------------------------------------
   Prev / Next arrows
   -------------------------------------------------------------------------- */
.wmo-lightbox-prev,
.wmo-lightbox-next {
    position: fixed;
    top: 50%;
    transform: translateY(-50%);
    background: rgba(255, 255, 255, 0.08);
    border: 1px solid rgba(255, 255, 255, 0.18);
    border-radius: 4px;
    color: #fff;
    font-size: 2rem;
    line-height: 1;
    padding: 10px 16px;
    cursor: pointer;
    opacity: 0.7;
    transition: opacity 0.2s, background 0.2s;
    z-index: 999999;
}

.wmo-lightbox-prev { left: 14px; }
.wmo-lightbox-next { right: 14px; }

.wmo-lightbox-prev:hover,
.wmo-lightbox-next:hover,
.wmo-lightbox-prev:focus-visible,
.wmo-lightbox-next:focus-visible {
    opacity: 1;
    background: rgba(255, 255, 255, 0.2);
    outline: none;
}

/* Hide arrows when only one image */
.wmo-lightbox-prev[hidden],
.wmo-lightbox-next[hidden] {
    display: none;
}

/* --------------------------------------------------------------------------
   Mobile adjustments
   -------------------------------------------------------------------------- */
@media (max-width: 600px) {
    .wmo-lightbox-inner {
        padding: 0 44px;
        max-width: 100vw;
    }

    .wmo-lightbox-prev { left: 4px; padding: 8px 12px; }
    .wmo-lightbox-next { right: 4px; padding: 8px 12px; }

    .wmo-lightbox-img {
        max-height: 72vh;
    }

    .wmo-lightbox-close {
        top: 8px;
        right: 10px;
        width: 36px;
        height: 36px;
        font-size: 1.25rem;
    }
}