/* 일기 읽기 화면의 독립 사진 앨범. 테마 프레임은 상위 읽기 카드가 한 번만 제공한다. */
#media-lightbox-modal {
    z-index: 150;
}

.media-album {
    display: grid;
    width: 100%;
    gap: 4px;
    overflow: hidden;
    border-radius: 14px;
    background: var(--color-surface-container-low, #f3f1eb);
}

.media-album.hidden {
    display: none;
}

.media-album__tile {
    position: relative;
    display: flex;
    min-width: 0;
    min-height: 0;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    border: 0;
    padding: 0;
    background: var(--color-surface-container-low, #f3f1eb);
    cursor: zoom-in;
}

.media-album__tile:focus-visible {
    z-index: 2;
    outline: 3px solid var(--color-primary, #315c4c);
    outline-offset: -3px;
}

.media-album__image,
.media-album__video {
    display: block;
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.media-album--count-1 {
    display: flex;
    min-height: 0;
    background: transparent;
}

.media-album--count-1 .media-album__tile {
    width: 100%;
    min-height: 180px;
    max-height: 560px;
    background: var(--color-surface-container-low, #f3f1eb);
}

.media-album--count-1 .media-album__image,
.media-album--count-1 .media-album__video {
    width: 100%;
    height: auto;
    max-height: 560px;
    object-fit: contain;
}

.media-album--count-2,
.media-album--count-3,
.media-album--count-4,
.media-album--count-5 {
    height: clamp(260px, 68vw, 420px);
}

.media-album--count-2 {
    grid-template-columns: repeat(2, minmax(0, 1fr));
}

.media-album--count-3 {
    grid-template-columns: minmax(0, 2fr) minmax(0, 1fr);
    grid-template-rows: repeat(2, minmax(0, 1fr));
}

.media-album--count-3 .media-album__tile--position-1 {
    grid-row: 1 / span 2;
}

.media-album--count-4 {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    grid-template-rows: repeat(2, minmax(0, 1fr));
}

.media-album--count-5 {
    grid-template-columns: minmax(0, 2fr) repeat(2, minmax(0, 1fr));
    grid-template-rows: repeat(2, minmax(0, 1fr));
}

.media-album--count-5 .media-album__tile--position-1 {
    grid-row: 1 / span 2;
}

.media-album__play,
.media-lightbox__play {
    position: absolute;
    inset: 50% auto auto 50%;
    transform: translate(-50%, -50%);
    color: #fff;
    font-size: 42px;
    filter: drop-shadow(0 2px 5px rgb(0 0 0 / 55%));
    pointer-events: none;
}

#lightbox-prev-btn,
#lightbox-next-btn {
    display: flex !important;
    width: 44px;
    height: 44px;
    min-width: 44px;
    min-height: 44px;
    padding: 0;
}

#lightbox-prev-btn:disabled,
#lightbox-next-btn:disabled {
    opacity: 0.22;
    cursor: default;
}

.media-lightbox__thumbs {
    position: absolute;
    z-index: 55;
    right: 16px;
    bottom: max(16px, env(safe-area-inset-bottom));
    left: 16px;
    display: flex;
    justify-content: center;
    gap: 8px;
    overflow-x: auto;
    padding: 4px;
    scrollbar-width: none;
}

.media-lightbox__thumbs::-webkit-scrollbar {
    display: none;
}

.media-lightbox__thumb {
    position: relative;
    flex: 0 0 52px;
    width: 52px;
    height: 52px;
    overflow: hidden;
    border: 2px solid transparent;
    border-radius: 8px;
    padding: 0;
    background: rgb(255 255 255 / 12%);
    opacity: 0.58;
}

.media-lightbox__thumb[aria-pressed="true"] {
    border-color: #fff;
    opacity: 1;
}

.media-lightbox__thumb:focus-visible {
    outline: 3px solid #fff;
    outline-offset: 2px;
}

.media-lightbox__thumb > img,
.media-lightbox__thumb > video {
    display: block;
    width: 100%;
    height: 100%;
    object-fit: cover;
}

@media (max-width: 480px) {
    .media-album--count-2,
    .media-album--count-3,
    .media-album--count-4,
    .media-album--count-5 {
        height: clamp(240px, 82vw, 360px);
    }

    #lightbox-prev-btn {
        left: 8px;
    }

    #lightbox-next-btn {
        right: 8px;
    }
}

@media (prefers-reduced-motion: reduce) {
    .media-album__tile,
    .media-lightbox__thumb {
        scroll-behavior: auto;
    }
}