.gvt-gallery {
    --gvt-green-deep: #2f4a3c;
    --gvt-green-soft: #6b8f77;
    --gvt-cream: #f8f5ee;
    --gvt-cream-soft: rgba(248, 245, 238, 0.92);
    --gvt-ink: #1f2621;
    --gvt-radius: 14px;
    --gvt-shadow: 0 10px 30px rgba(31, 38, 33, 0.10);
    --gvt-shadow-hover: 0 16px 40px rgba(31, 38, 33, 0.18);
}

/* ---------- Card ---------- */
.gvt-gallery-card {
    border-radius: var(--gvt-radius);
    overflow: hidden;
    box-shadow: var(--gvt-shadow);
    background: #fff;
    transition: box-shadow .35s ease, transform .35s ease;
    cursor: pointer;
}

    .gvt-gallery-card:hover {
        box-shadow: var(--gvt-shadow-hover);
        transform: translateY(-3px);
    }

.gvt-gallery-cover {
    position: relative;
    height: 250px;
    width: 100%;
    overflow: hidden;
    border-radius: var(--gvt-radius);
}

    .gvt-gallery-cover img {
        width: 100%;
        height: 100%;
        object-fit: cover;
        display: block;
        transition: transform .6s cubic-bezier(.2,.7,.3,1);
    }

.gvt-gallery-card:hover .gvt-gallery-cover img {
    transform: scale(1.06);
}

/* gentle permanent gradient so the name label stays legible on any image */
.gvt-gallery-shade {
    position: absolute;
    inset: 0;
    background: linear-gradient(to top, rgba(15,20,17,.55) 0%, rgba(15,20,17,0) 42%);
    pointer-events: none;
}

/* name label — always visible, bottom of card */
.gvt-gallery-label {
    position: absolute;
    left: 0;
    right: 0;
    bottom: 0;
    padding: 16px 18px;
    z-index: 3;
}

    .gvt-gallery-label span {
        font-family: "Playfair Display", Georgia, serif;
        color: #fff;
        font-size: 1.05rem;
        letter-spacing: .01em;
        text-shadow: 0 1px 6px rgba(0,0,0,.35);
    }

/* ---------- Hover reveal: description ---------- */
.gvt-gallery-hover {
    position: absolute;
    inset: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 22px;
    z-index: 2;
    background: rgba(248, 245, 238, 0.0);
    opacity: 0;
    transition: opacity .4s ease, background .4s ease;
    pointer-events: none;
}

.gvt-gallery-card:hover .gvt-gallery-hover {
    opacity: 1;
    background: rgba(31, 38, 33, 0.28);
}

.gvt-gallery-desc {
    background: var(--gvt-cream-soft);
    color: var(--gvt-ink);
    font-size: .92rem;
    line-height: 1.5;
    padding: 14px 16px;
    border-radius: 10px;
    max-width: 90%;
    text-align: center;
    margin: 0;
    transform: translateY(8px);
    opacity: 0;
    transition: transform .4s ease .05s, opacity .4s ease .05s;
    backdrop-filter: blur(2px);
}

.gvt-gallery-card:hover .gvt-gallery-desc {
    transform: translateY(0);
    opacity: 1;
}

/* ---------- Modal ---------- */
.gvt-modal {
    position: fixed;
    inset: 0;
    background: rgba(15, 18, 16, 0.92);
    display: none;
    align-items: center;
    justify-content: center;
    z-index: 1000;
    opacity: 0;
    transition: opacity .3s ease;
}

    .gvt-modal.open {
        display: flex;
        opacity: 1;
    }

.gvt-modal-inner {
    max-width: 88vw;
    max-height: 86vh;
}

    .gvt-modal-inner img {
        max-width: 88vw;
        max-height: 86vh;
        width: auto;
        height: auto;
        display: block;
        border-radius: 12px;
        box-shadow: 0 20px 60px rgba(0,0,0,.5);
        opacity: 0;
        transform: scale(.97);
        transition: opacity .35s ease, transform .35s ease;
    }

.gvt-modal.open .gvt-modal-inner img {
    opacity: 1;
    transform: scale(1);
}

.gvt-modal-close {
    position: absolute;
    top: 22px;
    right: 26px;
    width: 42px;
    height: 42px;
    border-radius: 50%;
    border: none;
    background: rgba(248,245,238,.14);
    color: #fff;
    font-size: 26px;
    line-height: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: background .25s ease, transform .25s ease;
}

    .gvt-modal-close:hover {
        background: rgba(248,245,238,.28);
        transform: rotate(90deg);
    }

/* ---------- Responsive ---------- */
@media (max-width: 767.98px) {
    .gvt-gallery-cover {
        height: 210px;
    }
}

@media (min-width: 768px) and (max-width: 991.98px) {
    .gvt-gallery-cover {
        height: 230px;
    }
}

/* ---------- Empty-state fallbacks ---------- */

.gvt-gallery-cover.gvt-no-image {
    background: linear-gradient(135deg, var(--gvt-cream) 0%, #eef0ea 100%);
}

.gvt-gallery-placeholder {
    position: absolute;
    inset: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--gvt-green-soft);
    opacity: .6;
}

.gvt-no-image .gvt-gallery-label span {
    color: var(--gvt-ink);
    text-shadow: none;
}

.gvt-gallery-empty {
    padding: 40px 20px;
    font-style: italic;
}

/* ---------- Detail view (drill-down: only the clicked gallery's images) ---------- */

.gvt-detail-view {
    display: none;
}

    .gvt-detail-view.open {
        display: block;
        animation: gvtFadeIn .35s ease;
    }

@keyframes gvtFadeIn {
    from {
        opacity: 0;
        transform: translateY(8px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.gvt-back-btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    border: none;
    background: none;
    color: var(--gvt-green-deep);
    font-size: .95rem;
    font-weight: 600;
    padding: 8px 0;
    margin-bottom: 22px;
    cursor: pointer;
    transition: gap .25s ease, color .25s ease;
}

    .gvt-back-btn:hover {
        gap: 12px;
        color: var(--gvt-green-soft);
    }

.gvt-detail-title {
    font-family: "Playfair Display", Georgia, serif;
    color: var(--gvt-ink);
    font-size: 1.6rem;
    margin-bottom: 26px;
    text-align: center;
}

.gvt-detail-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 16px;
}

.gvt-detail-thumb {
    position: relative;
    border-radius: var(--gvt-radius);
    overflow: hidden;
    box-shadow: var(--gvt-shadow);
    cursor: pointer;
    aspect-ratio: 4 / 3;
    transition: box-shadow .3s ease;
}

    .gvt-detail-thumb:hover {
        box-shadow: var(--gvt-shadow-hover);
    }

    .gvt-detail-thumb img {
        width: 100%;
        height: 100%;
        object-fit: cover;
        display: block;
        transition: transform .5s ease, filter .5s ease;
    }

    .gvt-detail-thumb:hover img {
        transform: scale(1.06);
        filter: brightness(.94);
    }

    .gvt-detail-thumb .gvt-expand-zoom {
        position: absolute;
        top: 50%;
        left: 50%;
        transform: translate(-50%,-50%) scale(.8);
        width: 38px;
        height: 38px;
        border-radius: 50%;
        background: rgba(248,245,238,.92);
        color: var(--gvt-green-deep);
        display: flex;
        align-items: center;
        justify-content: center;
        opacity: 0;
        transition: opacity .3s ease, transform .3s ease;
        pointer-events: none;
    }

    .gvt-detail-thumb:hover .gvt-expand-zoom {
        opacity: 1;
        transform: translate(-50%,-50%) scale(1);
    }

@media (max-width: 767.98px) {
    .gvt-detail-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}