/* ============================================================
   GALLERY-PAGE.CSS — Kings Court Hotel
   Styles for the gallery grid, filters, and lightbox
   ============================================================ */

/* ─── Hero Section ─── */
.page-hero {
    position: relative;
    height: 60vh;
    min-height: 400px;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    color: var(--clr-cream);
    overflow: hidden;
    margin-bottom: 0; 
}

.page-hero__bg {
    position: absolute;
    inset: 0;
    z-index: -1;
}

.page-hero__bg img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    filter: brightness(0.6);
}


.page-hero__eyebrow {
    display: block;
    font-family: var(--font-sans);
    font-size: 0.75rem;
    font-weight: 600;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    color: var(--clr-gold);
    margin-bottom: 1rem;
}

.page-hero__title {
    font-family: var(--font-serif);
    font-size: clamp(2.5rem, 5vw, 4.5rem);
    line-height: 1.1;
    margin-bottom: 1.5rem;
}

.page-hero__divider {
    font-size: 1rem;
    color: var(--clr-gold);
    margin-bottom: 1.5rem;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 1rem;
}

.page-hero__divider::before,
.page-hero__divider::after {
    content: '';
    height: 1px;
    width: 60px;
    background: linear-gradient(90deg, transparent, var(--clr-gold), transparent);
}

.page-hero__text {
    max-width: 600px;
    margin: 0 auto;
    font-size: 1.1rem;
    line-height: 1.6;
    color: rgba(245, 241, 232, 0.9);
}


/* ─── Gallery Filter ─── */
.gallery-section {
    padding: var(--space-xl) 0;
    background: var(--clr-cream); /* Light background for contrast */
}

.gallery-filters {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: 1rem;
    margin-bottom: 3rem;
}

.filter-btn {
    background: transparent;
    border: 1px solid rgba(15, 30, 22, 0.1);
    padding: 0.8rem 1.6rem;
    font-family: var(--font-sans);
    font-size: 0.75rem;
    font-weight: 500;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--clr-forest);
    cursor: pointer;
    transition: all 0.3s ease;
    border-radius: 2px;
}

.filter-btn:hover {
    border-color: var(--clr-gold);
    color: var(--clr-gold-dark);
}

.filter-btn.active {
    background: var(--clr-forest);
    color: var(--clr-gold);
    border-color: var(--clr-forest);
}


/* ─── Masonry Grid ─── */
.gallery-grid {
    column-count: 3;
    column-gap: 1.5rem;
}

.gallery-item {
    break-inside: avoid; /* Prevent items from splitting across columns */
    margin-bottom: 1.5rem;
    position: relative;
    overflow: hidden;
    border-radius: 4px;
    cursor: pointer;
    transition: transform 0.4s ease, opacity 0.4s ease;
    /* Initial state for animation */
    opacity: 1;
    transform: scale(1);
}

.gallery-item.hidden {
    display: none; /* Hide completely for layout reflow */
}

/* Hover Effect */
.gallery-item__figure {
    position: relative;
    margin: 0;
    overflow: hidden;
}

.gallery-item__figure img {
    width: 100%;
    height: auto;
    display: block;
    transition: transform 0.6s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

.gallery-item:hover .gallery-item__figure img {
    transform: scale(1.08);
}

/* Overlay */
.gallery-item__overlay {
    position: absolute;
    inset: 0;
    background: rgba(15, 30, 22, 0.7);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: opacity 0.3s ease;
    padding: 1rem;
    text-align: center;
}

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

.gallery-item__icon {
    font-size: 1.5rem;
    color: var(--clr-gold);
    margin-bottom: 1rem;
    transform: translateY(20px);
    transition: transform 0.4s ease;
}

.gallery-item__caption {
    color: var(--clr-cream);
    transform: translateY(20px);
    transition: transform 0.4s ease 0.1s;
}

.gallery-item:hover .gallery-item__icon,
.gallery-item:hover .gallery-item__caption {
    transform: translateY(0);
}

.gallery-item__caption h3 {
    font-family: var(--font-serif);
    font-size: 1.4rem;
    margin-bottom: 0.25rem;
    font-weight: 500;
}

.gallery-item__caption span {
    font-family: var(--font-sans);
    font-size: 0.7rem;
    text-transform: uppercase;
    letter-spacing: 0.15em;
    color: var(--clr-gold);
}


/* ─── Lightbox ─── */
.lightbox {
    position: fixed;
    inset: 0;
    z-index: 2000;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.3s ease, visibility 0.3s ease;
}

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

.lightbox__overlay {
    position: absolute;
    inset: 0;
    background: rgba(10, 15, 12, 0.95);
    backdrop-filter: blur(5px);
}

.lightbox__content {
    position: relative;
    max-width: 90vw;
    max-height: 85vh;
    z-index: 2;
    transform: scale(0.95);
    transition: transform 0.3s ease;
}

.lightbox.active .lightbox__content {
    transform: scale(1);
}

.lightbox__figure {
    margin: 0;
    display: flex;
    flex-direction: column;
    align-items: center;
}

.lightbox__img {
    max-width: 100%;
    max-height: 75vh;
    object-fit: contain;
    border: 1px solid rgba(194, 164, 94, 0.3);
    box-shadow: 0 20px 50px rgba(0,0,0,0.5);
}

.lightbox__caption {
    margin-top: 1rem;
    text-align: center;
    color: var(--clr-cream);
}

.lightbox__title {
    font-family: var(--font-serif);
    font-size: 1.5rem;
    margin-bottom: 0.25rem;
    font-weight: 400;
}

.lightbox__cat {
    font-family: var(--font-sans);
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.15em;
    color: var(--clr-gold);
}


/* Controls */
.lightbox__close,
.lightbox__prev,
.lightbox__next {
    position: absolute;
    background: transparent;
    border: none;
    color: var(--clr-cream);
    font-size: 1.5rem; /* Icon size */
    cursor: pointer;
    z-index: 10;
    width: 50px;
    height: 50px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: color 0.3s ease, transform 0.3s ease;
    padding: 0; /* Reset padding */
}

.lightbox__close:hover,
.lightbox__prev:hover,
.lightbox__next:hover {
    color: var(--clr-gold);
}

.lightbox__close {
    top: 20px;
    right: 20px;
    font-size: 2rem;
}

.lightbox__prev {
    left: 20px;
    top: 50%;
    transform: translateY(-50%);
}

.lightbox__next {
    right: 20px;
    top: 50%;
    transform: translateY(-50%);
}

.lightbox__prev:hover {
    transform: translateY(-50%) translateX(-4px);
}

.lightbox__next:hover {
    transform: translateY(-50%) translateX(4px);
}


/* ─── Responsive ─── */
@media (max-width: 1024px) {
    .gallery-grid {
        column-count: 2;
    }
}

@media (max-width: 640px) {
    .gallery-grid {
        column-count: 1; /* Stack vertically on mobile */
    }
    
    .filter-btn {
        padding: 0.6rem 1rem;
        font-size: 0.7rem;
    }
    
    .lightbox__prev,
    .lightbox__next {
        /* On small mobile, maybe hide arrows or make them smaller */
        font-size: 1.2rem;
        width: 40px;
        height: 40px;
    }
    
    .lightbox__img {
        max-height: 60vh;
    }
}