/* ============================================
   GALERÍA - STYLESHEET
   Estilos para la galería de imágenes y lightbox
   ============================================ */

/* === GALLERY PAGE === */
.gallery-hero {
    background: linear-gradient(135deg, var(--ocean-dark) 0%, var(--ocean-medium) 100%);
    padding: 10rem 0 4rem;
    text-align: center;
    color: var(--white);
}

.gallery-hero h1 {
    color: var(--white);
    margin-bottom: 1rem;
}

.gallery-hero p {
    color: rgba(255, 255, 255, 0.9);
    font-size: 1.125rem;
}

.gallery-filters {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 0.75rem;
    margin-bottom: 3rem;
}

.filter-btn {
    padding: 0.75rem 1.5rem;
    background: var(--white);
    border: 1px solid var(--gray-light);
    font-size: 0.9375rem;
    font-weight: 500;
    color: var(--gray-dark);
    cursor: pointer;
    transition: var(--transition);
}

.filter-btn:hover,
.filter-btn.active {
    background: var(--ocean-dark);
    border-color: var(--ocean-dark);
    color: var(--white);
}

.gallery-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.5rem;
    margin-bottom: 4rem;
}

.gallery-item {
    position: relative;
    aspect-ratio: 4/3;
    overflow: hidden;
    cursor: pointer;
    background: var(--white);
    border: 1px solid var(--gray-light);
}

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

.gallery-placeholder {
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 4rem;
    background: linear-gradient(135deg, var(--sand-pale) 0%, var(--ocean-soft) 100%);
}

.gallery-placeholder img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.6s ease;
}

.gallery-item:hover .gallery-placeholder img {
    transform: scale(1.1);
}

.gallery-item-overlay {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    padding: 1.5rem;
    background: linear-gradient(to top, rgba(27, 95, 122, 0.95), transparent);
    color: var(--white);
    transform: translateY(100%);
    transition: transform 0.3s ease;
}

.gallery-item:hover .gallery-item-overlay {
    transform: translateY(0);
}

.gallery-item-title {
    font-family: var(--font-heading);
    font-size: 1.25rem;
    margin-bottom: 0.25rem;
}

.gallery-item-category {
    font-size: 0.875rem;
    color: var(--sand-light);
}

/* === LIGHTBOX === */
.lightbox {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.95);
    z-index: 9999;
    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-close {
    position: absolute;
    top: 1rem;
    right: 1.5rem;
    background: none;
    border: none;
    color: var(--white);
    font-size: 3rem;
    cursor: pointer;
    z-index: 10001;
    line-height: 1;
    padding: 0.5rem;
    transition: transform 0.2s ease, color 0.2s ease;
}

.lightbox-close:hover {
    color: var(--sun-gold);
    transform: scale(1.1);
}

.lightbox-content {
    position: relative;
    max-width: 95vw;
    max-height: 95vh;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 0.5rem;
}

.lightbox-image-wrapper {
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    cursor: grab;
}

.lightbox-image-wrapper.dragging {
    cursor: grabbing;
}

.lightbox-content img {
    max-width: 100%;
    max-height: 80vh;
    object-fit: contain;
    transition: transform 0.2s ease;
    transform-origin: center center;
}

.lightbox-content img.zoomed {
    cursor: grab;
}

.lightbox-content img.zoomed.dragging {
    cursor: grabbing;
}

/* Zoom Controls */
.lightbox-zoom-controls {
    position: absolute;
    bottom: 1rem;
    right: 1rem;
    display: flex;
    gap: 0.5rem;
    z-index: 10002;
}

.lightbox-zoom-btn {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.15);
    border: none;
    color: var(--white);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: background 0.2s ease, transform 0.2s ease;
    backdrop-filter: blur(4px);
}

.lightbox-zoom-btn:hover {
    background: rgba(255, 255, 255, 0.3);
}

.lightbox-zoom-btn:active {
    transform: scale(0.95);
}

.lightbox-zoom-btn:disabled {
    opacity: 0.3;
    cursor: not-allowed;
}

.lightbox-zoom-btn svg {
    width: 20px;
    height: 20px;
}

.lightbox-zoom-level {
    display: flex;
    align-items: center;
    padding: 0 0.75rem;
    background: rgba(255, 255, 255, 0.15);
    border-radius: 20px;
    color: var(--white);
    font-size: 0.75rem;
    backdrop-filter: blur(4px);
}

.lightbox-content .lightbox-emoji {
    font-size: 12rem;
    line-height: 1;
    background: linear-gradient(135deg, var(--sand-pale) 0%, var(--ocean-soft) 100%);
    padding: 3rem;
    border-radius: 1rem;
}

.lightbox-info {
    margin-top: 0.75rem;
    text-align: left;
    color: var(--white);
    align-self: flex-start;
    padding-left: 1rem;
}

.lightbox-info .lightbox-title {
    font-family: var(--font-heading);
    font-size: 1rem;
    margin-bottom: 0.15rem;
}

.lightbox-info .lightbox-category {
    font-size: 0.75rem;
    color: var(--sand-light);
}

.lightbox-counter {
    margin-top: 0.35rem;
    color: rgba(255, 255, 255, 0.5);
    font-size: 0.75rem;
}

.lightbox-nav {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    background: rgba(255, 255, 255, 0.1);
    border: none;
    color: var(--white);
    width: 50px;
    height: 50px;
    border-radius: 50%;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: background 0.2s ease, transform 0.2s ease;
    z-index: 10001;
}

.lightbox-nav:hover {
    background: rgba(255, 255, 255, 0.25);
}

.lightbox-nav svg {
    width: 24px;
    height: 24px;
}

.lightbox-prev {
    left: 1.5rem;
}

.lightbox-next {
    right: 1.5rem;
}

/* === GALLERY RESPONSIVE === */
@media (max-width: 1024px) {
    .gallery-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .lightbox-content img {
        max-height: 75vh;
    }

    .lightbox-content .lightbox-emoji {
        font-size: 8rem;
        padding: 2.5rem;
    }

    .lightbox-nav {
        width: 45px;
        height: 45px;
    }

    .lightbox-prev {
        left: 0.75rem;
    }

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

@media (max-width: 768px) {
    .gallery-hero {
        padding: 8rem 0 3rem;
    }

    .gallery-filters {
        gap: 0.5rem;
    }

    .filter-btn {
        padding: 0.5rem 1rem;
        font-size: 0.875rem;
    }

    .gallery-grid {
        grid-template-columns: 1fr;
        gap: 1rem;
    }

    .gallery-item {
        aspect-ratio: 16/10;
    }

    .lightbox-close {
        top: 0.25rem;
        right: 0.25rem;
        font-size: 2rem;
        padding: 0.25rem;
    }

    .lightbox-content {
        padding: 0.25rem;
    }

    .lightbox-content img {
        max-height: 70vh;
    }

    .lightbox-content .lightbox-emoji {
        font-size: 5rem;
        padding: 1.5rem;
    }

    .lightbox-nav {
        width: 36px;
        height: 36px;
    }

    .lightbox-nav svg {
        width: 18px;
        height: 18px;
    }

    .lightbox-prev {
        left: 0.25rem;
    }

    .lightbox-next {
        right: 0.25rem;
    }

    .lightbox-info {
        margin-top: 0.5rem;
        padding-left: 0.5rem;
    }

    .lightbox-info .lightbox-title {
        font-size: 0.875rem;
    }

    .lightbox-info .lightbox-category {
        font-size: 0.7rem;
    }

    .lightbox-counter {
        margin-top: 0.25rem;
        font-size: 0.7rem;
    }

    .lightbox-zoom-controls {
        bottom: 0.5rem;
        right: 0.5rem;
        gap: 0.35rem;
    }

    .lightbox-zoom-btn {
        width: 36px;
        height: 36px;
    }

    .lightbox-zoom-btn svg {
        width: 18px;
        height: 18px;
    }

    .lightbox-zoom-level {
        padding: 0 0.5rem;
        font-size: 0.7rem;
    }
}