/* ================================================================
       Gallery Page — Scoped Styles
    ================================================================ */

/* ── Hero Banner ── */
.gallery-hero {
    position: relative;
    padding: calc(var(--nav-h) + 5rem) var(--sp-xl) 4rem;
    text-align: center;
    overflow: hidden;
    background: linear-gradient(170deg,
            rgba(22, 8, 43, 0.95) 0%,
            rgba(42, 20, 64, 0.9) 35%,
            rgba(61, 26, 106, 0.85) 65%,
            rgba(15, 5, 32, 0.95) 100%);
}

.gallery-hero__bg {
    position: absolute;
    inset: 0;
    background-image:
        linear-gradient(rgba(155, 89, 208, .06) 1px, transparent 1px),
        linear-gradient(90deg, rgba(155, 89, 208, .06) 1px, transparent 1px);
    background-size: 60px 60px;
    pointer-events: none;
}

.gallery-hero__overlay {
    position: absolute;
    inset: 0;
    background: radial-gradient(ellipse at center, transparent 30%, rgba(0, 0, 0, .4) 100%);
}

.gallery-hero__content {
    position: relative;
    z-index: 10;
    max-width: 700px;
    margin: 0 auto;
    animation: fadeUp .9s ease both;
}

.gallery-hero__breadcrumb {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.82rem;
    font-weight: 600;
    color: rgba(255, 255, 255, .55);
    margin-bottom: var(--sp-lg);
}

.gallery-hero__breadcrumb a {
    color: rgba(255, 255, 255, .55);
    transition: color var(--t);
}

.gallery-hero__breadcrumb a:hover {
    color: var(--accent-light);
}

.gallery-hero__breadcrumb i {
    font-size: 0.7rem;
}

.gallery-hero__breadcrumb span {
    color: var(--accent-light);
}

.gallery-hero__title {
    font-family: var(--font-display);
    font-size: clamp(2.4rem, 5vw, 3.8rem);
    font-weight: 700;
    color: var(--white);
    line-height: 1.1;
    margin-bottom: var(--sp-md);
    text-shadow: 0 2px 24px rgba(0, 0, 0, .35);
}

.gallery-hero__title em {
    color: var(--accent-light);
    font-style: italic;
}

.gallery-hero__sub {
    font-size: clamp(0.95rem, 1.6vw, 1.1rem);
    color: rgba(255, 255, 255, .7);
    max-width: 540px;
    margin: 0 auto;
    line-height: 1.7;
}


/* ── Filter Tabs ── */
.gallery-filters {
    padding: var(--sp-xl) 0;
    background: var(--offwhite);
    border-bottom: 1px solid var(--border);
    position: sticky;
    top: var(--nav-h);
    z-index: 100;
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
}

.gallery-filters__inner {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    flex-wrap: wrap;
}

.filter-btn {
    padding: 0.5rem 1.2rem;
    font-family: var(--font-body);
    font-size: 0.82rem;
    font-weight: 700;
    letter-spacing: 0.04em;
    border: 2px solid var(--border);
    background: var(--white);
    color: var(--text-mid);
    border-radius: var(--radius-pill);
    cursor: pointer;
    transition: all var(--t);
    white-space: nowrap;
}

.filter-btn:hover {
    border-color: var(--purple-light);
    color: var(--purple-mid);
    background: var(--purple-pale);
}

.filter-btn.active {
    background: var(--purple-mid);
    color: var(--white);
    border-color: var(--purple-mid);
    box-shadow: 0 4px 16px rgba(107, 47, 170, .3);
}


/* ── Gallery Grid ── */
.gallery-section {
    padding: var(--sp-3xl) 0 var(--sp-4xl);
    background: var(--cream);
}

.gallery-grid {
    columns: 3;
    column-gap: var(--sp-lg);
}

.gallery-item {
    break-inside: avoid;
    margin-bottom: var(--sp-lg);
    border-radius: var(--radius-lg);
    overflow: hidden;
    position: relative;
    cursor: pointer;
    box-shadow: var(--shadow-sm);
    transition: transform var(--t), box-shadow var(--t);
    opacity: 0;
    transform: translateY(24px);
    animation: galleryReveal 0.5s ease forwards;
}

.gallery-item.hidden {
    display: none;
}

.gallery-item:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
}

.gallery-item img {
    width: 100%;
    display: block;
    transition: transform var(--t-slow);
}

.gallery-item:hover img {
    transform: scale(1.05);
}

.gallery-item__overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(to top,
            rgba(22, 8, 43, 0.85) 0%,
            rgba(22, 8, 43, 0.2) 40%,
            transparent 60%);
    opacity: 0;
    transition: opacity var(--t);
    display: flex;
    flex-direction: column;
    justify-content: flex-end;
    padding: var(--sp-lg);
}

.gallery-item:hover .gallery-item__overlay {
    opacity: 1;
}

.gallery-item__caption {
    font-family: var(--font-display);
    font-size: 1.15rem;
    font-weight: 600;
    color: var(--white);
    line-height: 1.3;
    margin-bottom: 0.25rem;
}

.gallery-item__category {
    font-size: 0.72rem;
    font-weight: 700;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--accent-light);
}

.gallery-item__zoom {
    position: absolute;
    top: var(--sp-md);
    right: var(--sp-md);
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(255, 255, 255, 0.2);
    backdrop-filter: blur(8px);
    border-radius: 50%;
    color: var(--white);
    font-size: 1.1rem;
    opacity: 0;
    transform: scale(0.8);
    transition: all var(--t);
}

.gallery-item:hover .gallery-item__zoom {
    opacity: 1;
    transform: scale(1);
}

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


/* ── Lightbox Modal ── */
.lightbox {
    position: fixed;
    inset: 0;
    z-index: 9999;
    background: rgba(10, 5, 20, 0.95);
    backdrop-filter: blur(20px);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.3s ease, visibility 0.3s ease;
}

.lightbox.open {
    opacity: 1;
    visibility: visible;
}

.lightbox__close {
    position: absolute;
    top: 1.5rem;
    right: 1.5rem;
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.15);
    border-radius: 50%;
    color: var(--white);
    font-size: 1.5rem;
    cursor: pointer;
    transition: all var(--t);
    z-index: 10;
}

.lightbox__close:hover {
    background: rgba(255, 255, 255, 0.2);
    transform: rotate(90deg);
}

.lightbox__nav {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    width: 52px;
    height: 52px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(255, 255, 255, 0.08);
    border: 1px solid rgba(255, 255, 255, 0.12);
    border-radius: 50%;
    color: var(--white);
    font-size: 1.5rem;
    cursor: pointer;
    transition: all var(--t);
    z-index: 10;
}

.lightbox__nav:hover {
    background: rgba(255, 255, 255, 0.18);
}

.lightbox__nav--prev {
    left: 1.5rem;
}

.lightbox__nav--next {
    right: 1.5rem;
}

.lightbox__content {
    max-width: 85vw;
    max-height: 85vh;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--sp-lg);
}

.lightbox__img {
    max-width: 100%;
    max-height: 72vh;
    border-radius: var(--radius-lg);
    box-shadow: 0 24px 80px rgba(0, 0, 0, 0.5);
    object-fit: contain;
    transform: scale(0.92);
    transition: transform 0.35s ease;
}

.lightbox.open .lightbox__img {
    transform: scale(1);
}

.lightbox__info {
    text-align: center;
}

.lightbox__caption {
    font-family: var(--font-display);
    font-size: 1.4rem;
    font-weight: 600;
    color: var(--white);
    line-height: 1.3;
    margin-bottom: 0.3rem;
}

.lightbox__cat {
    font-size: 0.75rem;
    font-weight: 700;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--accent-light);
}

.lightbox__counter {
    position: absolute;
    bottom: 1.5rem;
    left: 50%;
    transform: translateX(-50%);
    font-size: 0.8rem;
    font-weight: 700;
    color: rgba(255, 255, 255, 0.4);
    letter-spacing: 0.1em;
}


/* ── CTA Section ── */
.gallery-cta {
    padding: var(--sp-3xl) 0;
    background: linear-gradient(170deg,
            rgba(22, 8, 43, 0.95) 0%,
            rgba(42, 20, 64, 0.9) 50%,
            rgba(61, 26, 106, 0.85) 100%);
    text-align: center;
}

.gallery-cta__inner {
    max-width: 600px;
    margin: 0 auto;
}

.gallery-cta h2 {
    color: var(--white);
    margin-bottom: var(--sp-md);
}

.gallery-cta p {
    color: rgba(255, 255, 255, .65);
    margin-bottom: var(--sp-xl);
    font-size: 1.05rem;
    line-height: 1.7;
}

.gallery-cta .btn {
    color: white;
}


/* ── Empty State ── */
.gallery-empty {
    text-align: center;
    padding: var(--sp-3xl) var(--sp-xl);
    color: var(--text-muted);
}

.gallery-empty i {
    font-size: 3rem;
    color: var(--purple-pale);
    margin-bottom: var(--sp-md);
    display: block;
}

.gallery-empty p {
    font-size: 1.05rem;
}


/* ── Responsive ── */
@media (max-width: 900px) {
    .gallery-grid {
        columns: 2;
    }
}

@media (max-width: 600px) {
    .gallery-grid {
        columns: 1;
    }

    .gallery-hero {
        padding: calc(var(--nav-h) + 3.5rem) var(--sp-md) 3rem;
    }

    .lightbox__nav {
        width: 40px;
        height: 40px;
        font-size: 1.2rem;
    }

    .lightbox__nav--prev {
        left: 0.75rem;
    }

    .lightbox__nav--next {
        right: 0.75rem;
    }

    .lightbox__close {
        top: 1rem;
        right: 1rem;
        width: 40px;
        height: 40px;
    }

    .lightbox__caption {
        font-size: 1.1rem;
    }

    .filter-btn {
        padding: 0.4rem 0.9rem;
        font-size: 0.78rem;
    }
}