/**
 * Seção: Galeria
 * Grid de imagens com lightbox e lazy loading
 * Padrão: BEM (.galeria__elemento--modificador)
 */

/* ===== CONTAINER PRINCIPAL ===== */
.galeria {
    padding: var(--spacing-3xl) 0;
    background: var(--light-gray);
}

/* ===== GRID DE IMAGENS ===== */
.galeria__grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: var(--spacing-lg);
    margin-top: var(--spacing-2xl);
}

.galeria__col {
    display: flex;
}

/* ===== ITEM DA GALERIA ===== */
.galeria__item {
    position: relative;
    width: 100%;
    margin: 0;
    border-radius: var(--border-radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-md);
    transition: all var(--transition-normal);
}

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

/* ===== LINK/BOTÃO ===== */
.galeria__link {
    position: relative;
    display: block;
    width: 100%;
    padding: 0;
    border: none;
    background: none;
    cursor: pointer;
    overflow: hidden;
}

.galeria__link:focus-visible {
    outline: 2px solid var(--primary-color);
    outline-offset: 2px;
}

/* ===== IMAGEM ===== */
.galeria__image {
    width: 100%;
    height: 280px;
    object-fit: cover;
    transition: transform var(--transition-slow);
}

.galeria__link:hover .galeria__image {
    transform: scale(1.1);
}

/* ===== OVERLAY ===== */
.galeria__overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(
        135deg,
        rgba(139, 69, 19, 0.8),
        rgba(101, 67, 33, 0.9)
    );
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: opacity var(--transition-normal);
}

.galeria__link:hover .galeria__overlay,
.galeria__link:focus .galeria__overlay {
    opacity: 1;
}

.galeria__overlay-icon {
    font-size: 2.5rem;
    color: var(--white);
    animation: pulseIcon 1.5s ease-in-out infinite;
}

@keyframes pulseIcon {
    0%, 100% { transform: scale(1); }
    50% { transform: scale(1.15); }
}

/* ===== LEGENDA ===== */
.galeria__caption {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    padding: var(--spacing-md);
    background: linear-gradient(to top, rgba(0, 0, 0, 0.8), transparent);
    color: var(--white);
    font-size: var(--font-size-sm);
    transform: translateY(100%);
    transition: transform var(--transition-normal);
}

.galeria__item:hover .galeria__caption {
    transform: translateY(0);
}

/* ===== BOTÃO CARREGAR MAIS ===== */
.galeria__load-more {
    text-align: center;
    margin-top: var(--spacing-2xl);
}

.galeria__btn-load {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-md) var(--spacing-xl);
    border: 2px solid var(--primary-color);
    border-radius: var(--border-radius-lg);
    background: transparent;
    color: var(--primary-color);
    font-size: var(--font-size-base);
    font-weight: 600;
    cursor: pointer;
    transition: all var(--transition-normal);
}

.galeria__btn-load:hover {
    background: var(--primary-color);
    color: var(--white);
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.galeria__btn-load:disabled {
    opacity: 0.6;
    cursor: not-allowed;
    transform: none;
}

.galeria__btn-load:focus-visible {
    outline: 2px solid var(--primary-color);
    outline-offset: 4px;
}

.galeria__btn-load--disabled {
    background: var(--success-color);
    border-color: var(--success-color);
    color: var(--white);
}

.galeria__btn-load--error {
    background: var(--error-color);
    border-color: var(--error-color);
    color: var(--white);
}

.galeria__btn-icon {
    transition: transform var(--transition-normal);
}

.galeria__btn-load:hover .galeria__btn-icon {
    transform: translateY(4px);
}

.galeria__btn-load:disabled .galeria__btn-icon {
    transform: none;
}

/* ===== ESTADO VAZIO ===== */
.galeria__empty-state {
    text-align: center;
    padding: var(--spacing-3xl) var(--spacing-xl);
    max-width: 600px;
    margin: 0 auto;
}

.galeria__empty-icon {
    width: 120px;
    height: 120px;
    margin: 0 auto var(--spacing-xl);
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--primary-color), var(--primary-dark));
    box-shadow: var(--shadow-lg);
}

.galeria__empty-icon i {
    font-size: 3.5rem;
    color: var(--white);
}

.galeria__empty-title {
    font-size: var(--font-size-2xl);
    font-weight: 700;
    color: var(--primary-color);
    margin-bottom: var(--spacing-md);
}

.galeria__empty-text {
    font-size: var(--font-size-lg);
    color: var(--text-muted);
    line-height: 1.6;
}

/* ===== LIGHTBOX MODAL ===== */
.galeria__lightbox {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.95);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 9999;
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition-normal);
}

.galeria__lightbox--active {
    opacity: 1;
    visibility: visible;
}

/* ===== CONTEÚDO DO LIGHTBOX ===== */
.galeria__lightbox-content {
    position: relative;
    max-width: 90vw;
    max-height: 85vh;
    display: flex;
    flex-direction: column;
    align-items: center;
    animation: zoomIn 0.3s ease-out;
}

@keyframes zoomIn {
    from {
        transform: scale(0.8);
        opacity: 0;
    }
    to {
        transform: scale(1);
        opacity: 1;
    }
}

.galeria__lightbox-image {
    max-width: 100%;
    max-height: 75vh;
    width: auto;
    height: auto;
    border-radius: var(--border-radius-md);
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.5);
}

.galeria__lightbox-caption {
    margin-top: var(--spacing-lg);
    padding: var(--spacing-md) var(--spacing-xl);
    background: rgba(255, 255, 255, 0.1);
    -webkit-backdrop-filter: blur(10px);
    backdrop-filter: blur(10px);
    border-radius: var(--border-radius-md);
    color: var(--white);
    font-size: var(--font-size-lg);
    text-align: center;
    max-width: 600px;
}

/* ===== BOTÕES DO LIGHTBOX ===== */
.galeria__lightbox-close {
    position: absolute;
    top: var(--spacing-lg);
    right: var(--spacing-lg);
    width: 50px;
    height: 50px;
    border: none;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.1);
    -webkit-backdrop-filter: blur(10px);
    backdrop-filter: blur(10px);
    color: var(--white);
    font-size: 1.5rem;
    cursor: pointer;
    transition: all var(--transition-normal);
    z-index: 10;
}

.galeria__lightbox-close:hover {
    background: rgba(255, 255, 255, 0.2);
    transform: rotate(90deg) scale(1.1);
}

.galeria__lightbox-nav {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    width: 50px;
    height: 50px;
    border: none;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.1);
    -webkit-backdrop-filter: blur(10px);
    backdrop-filter: blur(10px);
    color: var(--white);
    font-size: 1.5rem;
    cursor: pointer;
    transition: all var(--transition-normal);
}

.galeria__lightbox-nav:hover {
    background: rgba(255, 255, 255, 0.2);
    transform: translateY(-50%) scale(1.1);
}

.galeria__lightbox-nav--prev {
    left: var(--spacing-lg);
}

.galeria__lightbox-nav--next {
    right: var(--spacing-lg);
}

.galeria__lightbox-nav:disabled {
    opacity: 0.3;
    cursor: not-allowed;
}

/* ===== RESPONSIVIDADE ===== */
@media (max-width: 991px) {
    .galeria__grid {
        grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
        gap: var(--spacing-md);
    }

    .galeria__image {
        height: 240px;
    }
}

@media (max-width: 768px) {
    .galeria {
        padding: var(--spacing-2xl) 0;
    }

    .galeria__grid {
        grid-template-columns: repeat(2, 1fr);
        gap: var(--spacing-sm);
    }

    .galeria__image {
        height: 200px;
    }

    .galeria__overlay-icon {
        font-size: 2rem;
    }

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

    .galeria__lightbox-close {
        top: var(--spacing-sm);
        right: var(--spacing-sm);
        width: 40px;
        height: 40px;
    }

    .galeria__lightbox-image {
        max-height: 60vh;
    }
}

@media (max-width: 576px) {
    .galeria__grid {
        grid-template-columns: 1fr;
    }

    .galeria__image {
        height: 280px;
    }

    .galeria__empty-icon {
        width: 100px;
        height: 100px;
    }

    .galeria__empty-icon i {
        font-size: 2.5rem;
    }

    .galeria__btn-load {
        width: 100%;
        justify-content: center;
    }
}

/* ===== ACESSIBILIDADE ===== */
@media (prefers-reduced-motion: reduce) {
    .galeria__item,
    .galeria__image,
    .galeria__overlay,
    .galeria__lightbox,
    .galeria__lightbox-nav,
    .galeria__lightbox-close,
    .galeria__btn-load {
        transition: none !important;
        animation: none !important;
    }

    .galeria__overlay-icon {
        animation: none !important;
    }
}

/* ===== PRINT ===== */
@media print {
    .galeria__overlay,
    .galeria__load-more,
    .galeria__lightbox {
        display: none !important;
    }
}