.f-gallery-lightbox__grid {
    display: grid;
    grid-template-columns: repeat(var(--gl-items, 3), minmax(0, 1fr));
    gap: 20px;
}

.f-gallery-lightbox__item {
    min-width: 0;
}

.f-gallery-lightbox__media {
    position: relative;
    overflow: hidden;
    aspect-ratio: var(--aspect-ratio, 4 / 3);
    background: rgb(var(--color-background-secondary));
}

.f-gallery-lightbox__img,
.f-gallery-lightbox__placeholder {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    -webkit-transition: transform 0.6s cubic-bezier(0.15, 0.75, 0.5, 1);
    transition: transform 0.6s cubic-bezier(0.15, 0.75, 0.5, 1);
}

.f-gallery-lightbox__item:hover .f-gallery-lightbox__img {
    transform: scale(1.05);
}

.f-gallery-lightbox__reveal {
    width: calc(100% - 100px);
    margin-left: 20px;
    position: absolute;
    left: 0;
    right: 0;
    bottom: 20px;
    z-index: 2;
    transform: translateY(100%);
    opacity: 0;
    -webkit-transition: transform 0.45s cubic-bezier(0.22, 1, 0.36, 1), opacity 0.45s ease;
    transition: transform 0.45s cubic-bezier(0.22, 1, 0.36, 1), opacity 0.45s ease;
}

.f-gallery-lightbox__button {
    margin-top: 12px;
    padding: 10px 14px;
    background-color: #FFFFFF;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 6px;
}

@media (hover: hover) {
    .f-gallery-lightbox__item:hover .f-gallery-lightbox__reveal {
        -webkit-transform: translateY(0);
        transform: translateY(0);
        opacity: 1;
    }
}

.f-gallery-lightbox__item.is-open .f-gallery-lightbox__reveal {
    -webkit-transform: translateY(0);
    transform: translateY(0);
    opacity: 1;
}

.f-gallery-lightbox__tag {
    flex: 0 0 auto;
    display: inline-flex;
    align-items: center;
    padding: 6px 14px;
    background-color: rgb(var(--color-button));
    color: rgb(var(--color-button-text));
    font-size: 12px;
    font-weight: 600;
    border-radius: var(--blocks-radius);
    white-space: nowrap;
}

.f-gallery-lightbox__title {
    flex: 1;
    min-width: 0;
    font-weight: 700;
    color: rgb(var(--color-heading));
    text-decoration: none;
    overflow: hidden;
    -webkit-transition: color 0.3s ease;
    transition: color 0.3s ease;
}

a.f-gallery-lightbox__title:hover {
    opacity: 0.8;
}

.f-gallery-lightbox__zoom {
    flex: 0 0 auto;
    width: 34px;
    height: 34px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border: 0;
    border-radius: 50%;
    background: #F0F0F0;
    color: #111111;
    cursor: pointer;
    padding: 0;
    -webkit-transition: background 0.3s ease, color 0.3s ease;
    transition: background 0.3s ease, color 0.3s ease;
}

.f-gallery-lightbox__zoom:hover {
    background-color: rgb(var(--color-button));
    color: rgb(var(--color-button-text));
}

/* ===== 灯箱 ===== */
.f-gallery-lightbox__lightbox {
    position: fixed;
    inset: 0;
    z-index: 9999;
    display: flex;
    align-items: center;
    justify-content: center;
}

.f-gallery-lightbox__lightbox[hidden] {
    display: none;
}

.f-gallery-lightbox__backdrop {
    position: absolute;
    inset: 0;
    background: rgba(0, 0, 0, 0.88);
}

.f-gallery-lightbox__close {
    position: absolute;
    top: 20px;
    right: 24px;
    z-index: 2;
    width: 44px;
    height: 44px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border: 1px solid rgba(255, 255, 255, 0.4);
    border-radius: 50%;
    background: transparent;
    color: #FFFFFF;
    cursor: pointer;
    padding: 0;
}

.f-gallery-lightbox__close:hover {
    background: rgba(255, 255, 255, 0.15);
}

.f-gallery-lightbox__arrow {
    position: absolute;
    top: 50%;
    -webkit-transform: translateY(-50%);
    transform: translateY(-50%);
    z-index: 2;
    width: 48px;
    height: 48px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border: 1px solid rgba(255, 255, 255, 0.4);
    border-radius: 50%;
    background: transparent;
    color: #FFFFFF;
    cursor: pointer;
    padding: 0;
}

.f-gallery-lightbox__arrow--prev {
    left: 20px;
}

.f-gallery-lightbox__arrow--next {
    right: 20px;
}

.f-gallery-lightbox__arrow:hover {
    background: rgba(255, 255, 255, 0.15);
}

.f-gallery-lightbox__stage {
    position: relative;
    z-index: 1;
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 60px 90px 70px;
}

.f-gallery-lightbox__slide {
    position: absolute;
    inset: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    visibility: hidden;
    -webkit-transition: opacity 0.4s ease, visibility 0.4s ease;
    transition: opacity 0.4s ease, visibility 0.4s ease;
    padding: 60px 90px 70px;
}

.f-gallery-lightbox__slide.is-active {
    opacity: 1;
    visibility: visible;
}

.f-gallery-lightbox__slide-img {
    max-width: 100%;
    max-height: 100%;
    width: auto;
    height: auto;
    object-fit: contain;
    -webkit-transition: opacity 0.4s ease;
    transition: opacity 0.4s ease;
}

.f-gallery-lightbox__slide-meta {
    position: absolute;
    left: 90px;
    right: 90px;
    bottom: 18px;
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 10px 16px;
    background: rgba(0, 0, 0, 0.55);
    border-radius: 6px;
    color: #FFFFFF;
}

.f-gallery-lightbox__slide-tag {
    flex: 0 0 auto;
    padding: 4px 10px;
    background-color: rgb(var(--color-button));
    color: rgb(var(--color-button-text));
    font-size: 12px;
    font-weight: 600;
}

.f-gallery-lightbox__slide-title {
    flex: 1;
    min-width: 0;
    font-size: 16px;
    font-weight: 700;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.f-gallery-lightbox__counter {
    position: absolute;
    right: 24px;
    bottom: 30px;
    z-index: 2;
    color: #FFFFFF;
    font-size: 14px;
    letter-spacing: 0.05em;
}

.f-gallery-lightbox__counter-sep {
    margin: 0 6px;
    opacity: 0.7;
}

@media screen and (max-width: 1240px) {
    .f-gallery-lightbox__reveal {
        width: calc(100% - 40px);
        margin-left: 20px;
    }
}

/* ===== 移动端 ===== */
@media screen and (max-width: 767px) {
    .f-gallery-lightbox__grid {
        grid-template-columns: repeat(var(--gl-mobile-items, 1), minmax(0, 1fr));
        gap: 16px;
    }

    .f-gallery-lightbox__stage,
    .f-gallery-lightbox__slide {
        padding: 70px 14px 80px;
    }

    .f-gallery-lightbox__slide-meta {
        left: 14px;
        right: 14px;
    }

    .f-gallery-lightbox__arrow--prev {
        left: 10px;
    }

    .f-gallery-lightbox__arrow--next {
        right: 10px;
    }


}