/* Frontend album gallery */
.image-album-gallery {
    --album-gap: 24px;
    --album-columns: 3;
    --album-min-width: 260px;
    --album-surface: #ffffff;
    --album-ink: #111827;
    --album-muted: #667085;
    --album-border: rgba(17, 24, 39, 0.12);
    --album-accent: #2563eb;
    --album-warm: #f59e0b;
    margin: clamp(24px, 5vw, 56px) 0;
}

.album-grid {
    display: grid;
    grid-template-columns: repeat(var(--album-columns), minmax(0, 1fr));
    gap: var(--album-gap);
    margin: 0;
}

.album-item {
    min-width: 0;
    cursor: pointer;
    outline: none;
}

.album-featured-image {
    position: relative;
    overflow: hidden;
    border: 1px solid var(--album-border);
    border-radius: 8px;
    background: #eef2f7;
    aspect-ratio: 4 / 3;
    box-shadow: 0 18px 45px rgba(17, 24, 39, 0.12);
    transition: transform 180ms ease, box-shadow 180ms ease, border-color 180ms ease;
}

.album-featured-image::after {
    content: "";
    position: absolute;
    inset: 0;
    background: linear-gradient(180deg, rgba(17, 24, 39, 0) 38%, rgba(17, 24, 39, 0.56) 100%);
    opacity: 0;
    transition: opacity 180ms ease;
}

.album-featured-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
    transition: transform 360ms ease, filter 180ms ease;
}

.album-item:hover .album-featured-image,
.album-item:focus-visible .album-featured-image {
    transform: translateY(-4px);
    border-color: rgba(37, 99, 235, 0.55);
    box-shadow: 0 24px 60px rgba(17, 24, 39, 0.18);
}

.album-item:hover .album-featured-image img,
.album-item:focus-visible .album-featured-image img {
    transform: scale(1.045);
    filter: saturate(1.05);
}

.album-item:hover .album-featured-image::after,
.album-item:focus-visible .album-featured-image::after,
.album-item:hover .album-overlay,
.album-item:focus-visible .album-overlay {
    opacity: 1;
}

.album-item:focus-visible .album-featured-image {
    outline: 3px solid rgba(37, 99, 235, 0.32);
    outline-offset: 4px;
}

.album-overlay {
    position: absolute;
    inset: auto 12px 12px auto;
    z-index: 2;
    opacity: 0;
    transition: opacity 180ms ease;
}

.album-open-indicator {
    display: inline-flex;
    align-items: center;
    min-height: 34px;
    padding: 0 14px;
    border-radius: 999px;
    background: rgba(255, 255, 255, 0.92);
    color: var(--album-ink);
    font-size: 13px;
    font-weight: 700;
    line-height: 1;
    box-shadow: 0 10px 24px rgba(17, 24, 39, 0.22);
}

.album-placeholder {
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 18px;
    text-align: center;
    color: var(--album-muted);
    font-size: 14px;
}

.album-title {
    margin: 14px 0 6px;
    color: var(--album-ink);
    font-size: clamp(17px, 2vw, 21px);
    font-weight: 750;
    line-height: 1.2;
    letter-spacing: 0;
}

.album-title-above {
    margin: 0 0 12px;
}

.album-meta {
    margin: 0;
    color: var(--album-muted);
    font-size: 14px;
    line-height: 1.45;
}

.image-album-empty {
    padding: 18px 20px;
    border: 1px solid var(--album-border);
    border-radius: 8px;
    background: #f8fafc;
    color: var(--album-muted);
}

/* Modal */
.album-modal {
    position: fixed;
    inset: 0;
    z-index: 9999;
    display: none;
}

.album-modal.active {
    display: block;
}

.album-modal-overlay {
    position: absolute;
    inset: 0;
    background: rgba(10, 14, 22, 0.88);
    backdrop-filter: blur(12px);
}

.album-modal-content {
    position: relative;
    z-index: 10000;
    width: min(1180px, calc(100vw - 32px));
    height: min(840px, calc(100vh - 32px));
    margin: 16px auto;
    display: flex;
    flex-direction: column;
    overflow: hidden;
    border: 1px solid rgba(255, 255, 255, 0.16);
    border-radius: 8px;
    background: #0f172a;
    color: #f8fafc;
    box-shadow: 0 24px 80px rgba(0, 0, 0, 0.42);
}

.album-modal-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    padding: 18px 20px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.12);
}

.album-modal-title {
    margin: 0 0 4px;
    color: #ffffff;
    font-size: clamp(18px, 2vw, 24px);
    font-weight: 750;
    line-height: 1.2;
    letter-spacing: 0;
}

.album-modal-counter {
    color: rgba(248, 250, 252, 0.68);
    font-size: 13px;
    line-height: 1.3;
}

.album-modal-close {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    border: 1px solid rgba(255, 255, 255, 0.18);
    border-radius: 999px;
    background: rgba(255, 255, 255, 0.08);
    color: #ffffff;
    cursor: pointer;
    font-size: 28px;
    line-height: 1;
    transition: background 160ms ease, border-color 160ms ease, transform 160ms ease;
}

.album-modal-close:hover,
.album-modal-close:focus-visible {
    background: rgba(255, 255, 255, 0.16);
    border-color: rgba(255, 255, 255, 0.34);
    transform: scale(1.04);
    outline: none;
}

.album-slider-container {
    flex: 1;
    min-height: 0;
    display: none;
    grid-template-rows: minmax(0, 1fr) 104px;
    gap: 14px;
    padding: 16px 20px 18px;
}

.album-swiper,
.album-thumbs {
    width: 100%;
    min-width: 0;
}

.album-swiper {
    height: 100%;
}

.album-thumbs {
    height: 88px;
}

.swiper-slide {
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    min-width: 0;
}

.album-swiper .swiper-slide {
    padding: 6px 52px 18px;
}

.album-swiper .swiper-slide img {
    max-width: 100%;
    max-height: calc(100% - 54px);
    object-fit: contain;
    display: block;
    border-radius: 8px;
    background: rgba(255, 255, 255, 0.04);
}

.swiper-slide-caption {
    width: min(760px, 90%);
    margin-top: 14px;
    color: rgba(248, 250, 252, 0.76);
    font-size: 14px;
    line-height: 1.5;
    text-align: center;
}

.album-thumbs .swiper-slide {
    width: 118px;
    overflow: hidden;
    border: 2px solid transparent;
    border-radius: 8px;
    background: rgba(255, 255, 255, 0.08);
    cursor: pointer;
    opacity: 0.54;
    transition: opacity 160ms ease, border-color 160ms ease;
}

.album-thumbs .swiper-slide-thumb-active {
    border-color: var(--album-warm);
    opacity: 1;
}

.album-thumbs img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}

.swiper-button-next,
.swiper-button-prev {
    width: 42px;
    height: 42px;
    border-radius: 999px;
    background: rgba(15, 23, 42, 0.78);
    color: #ffffff;
}

.swiper-button-next::after,
.swiper-button-prev::after {
    font-size: 18px;
    font-weight: 800;
}

.swiper-pagination {
    color: rgba(248, 250, 252, 0.72);
}

.album-modal-loading,
.album-modal-error {
    position: absolute;
    inset: 72px 20px 20px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 14px;
    color: rgba(248, 250, 252, 0.74);
    text-align: center;
    z-index: 3;
}

.album-modal-error {
    display: none;
    color: #fecaca;
}

.spinner {
    width: 44px;
    height: 44px;
    border: 3px solid rgba(255, 255, 255, 0.18);
    border-top-color: #ffffff;
    border-radius: 50%;
    animation: image-album-spin 900ms linear infinite;
}

@keyframes image-album-spin {
    to {
        transform: rotate(360deg);
    }
}

body.album-modal-open {
    overflow: hidden;
}

@media (max-width: 900px) {
    .album-grid {
        grid-template-columns: repeat(auto-fit, minmax(min(100%, var(--album-min-width)), 1fr));
    }
}

@media (max-width: 640px) {
    .image-album-gallery {
        --album-gap: 18px;
    }

    .album-modal-content {
        width: 100vw;
        height: 100vh;
        margin: 0;
        border-radius: 0;
        border-left: 0;
        border-right: 0;
    }

    .album-modal-header {
        padding: 14px 14px;
    }

    .album-slider-container {
        grid-template-rows: minmax(0, 1fr) 76px;
        gap: 10px;
        padding: 10px 12px 14px;
    }

    .album-swiper .swiper-slide {
        padding: 4px 0 18px;
    }

    .album-thumbs {
        height: 68px;
    }

    .album-thumbs .swiper-slide {
        width: 92px;
    }

    .swiper-button-next,
    .swiper-button-prev {
        display: none;
    }
}

@media (prefers-reduced-motion: reduce) {
    .album-featured-image,
    .album-featured-image img,
    .album-featured-image::after,
    .album-overlay,
    .album-modal-close,
    .album-thumbs .swiper-slide {
        transition: none;
    }

    .spinner {
        animation-duration: 1.8s;
    }
}