/* =============================================
   DM ROSA - Estilos da Galeria
   Versão: 1.0.0
   Data: 09/01/2026
   ============================================= */

/* =============================================
   Header Solid (para páginas internas)
   ============================================= */
.header-solid {
    background-color: rgba(255, 255, 255, 0.98);
    backdrop-filter: blur(10px);
    box-shadow: var(--shadow-sm);
}

/* =============================================
   Page Header
   ============================================= */
.page-header {
    position: relative;
    padding: calc(var(--spacing-24) + 80px) 0 var(--spacing-16);
    background: linear-gradient(135deg, var(--color-gray-50) 0%, var(--color-white) 100%);
    overflow: hidden;
}

.page-header-bg {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: var(--gradient-subtle);
    opacity: 0.5;
}

.page-header-content {
    position: relative;
    z-index: 1;
    text-align: center;
    max-width: 700px;
    margin: 0 auto;
}

.page-title {
    font-family: var(--font-secondary);
    font-size: var(--text-5xl);
    font-weight: 700;
    color: var(--color-gray-900);
    margin-bottom: var(--spacing-6);
}

.page-subtitle {
    font-size: var(--text-lg);
    color: var(--color-gray-600);
    line-height: 1.8;
}

/* =============================================
   Gallery Filter
   ============================================= */
.gallery-filter {
    padding: var(--spacing-8) 0;
    background: var(--color-white);
    position: sticky;
    top: 70px;
    z-index: var(--z-sticky);
    border-bottom: 1px solid var(--color-gray-100);
}

.filter-buttons {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: var(--spacing-3);
}

.filter-btn {
    padding: var(--spacing-3) var(--spacing-6);
    font-size: var(--text-sm);
    font-weight: 500;
    color: var(--color-gray-600);
    background: var(--color-gray-100);
    border: none;
    border-radius: var(--radius-full);
    cursor: pointer;
    transition: all var(--transition-base);
}

.filter-btn:hover {
    color: var(--color-pink);
    background: rgba(212, 20, 90, 0.1);
}

.filter-btn.active {
    color: var(--color-white);
    background: var(--gradient-main);
    box-shadow: var(--shadow-md);
}

/* =============================================
   Gallery Section
   ============================================= */
.gallery-section {
    padding: var(--spacing-16) 0;
    background: var(--color-white);
}

.gallery-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-6);
}

.gallery-item {
    opacity: 1;
    transform: scale(1);
    transition: all var(--transition-base);
}

.gallery-item.hidden {
    opacity: 0;
    transform: scale(0.8);
    pointer-events: none;
    position: absolute;
    visibility: hidden;
}

.gallery-image {
    position: relative;
    aspect-ratio: 1;
    border-radius: var(--radius-xl);
    overflow: hidden;
    background: linear-gradient(135deg, var(--color-gray-100) 0%, var(--color-gray-50) 100%);
    cursor: pointer;
}

.gallery-image img {
    width: 100%;
    height: 100%;
    object-fit: contain;
    padding: var(--spacing-6);
    transition: transform var(--transition-slow);
}

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

.gallery-overlay {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    padding: var(--spacing-6);
    background: linear-gradient(to top, rgba(0, 0, 0, 0.8) 0%, transparent 100%);
    color: var(--color-white);
    transform: translateY(100%);
    transition: transform var(--transition-base);
    display: flex;
    flex-direction: column;
    align-items: flex-start;
}

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

.gallery-category {
    font-size: var(--text-xs);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--color-orange);
    margin-bottom: var(--spacing-2);
}

.gallery-title {
    font-size: var(--text-lg);
    font-weight: 600;
    margin-bottom: var(--spacing-2);
}

.gallery-zoom {
    position: absolute;
    top: var(--spacing-4);
    right: var(--spacing-4);
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(255, 255, 255, 0.9);
    border: none;
    border-radius: var(--radius-full);
    color: var(--color-gray-800);
    cursor: pointer;
    opacity: 0;
    transform: scale(0.8);
    transition: all var(--transition-base);
}

.gallery-image:hover .gallery-zoom {
    opacity: 1;
    transform: scale(1);
}

.gallery-zoom:hover {
    background: var(--gradient-main);
    color: var(--color-white);
}

/* Placeholder items */
.gallery-placeholder {
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--color-gray-100) 0%, var(--color-gray-200) 100%);
}

.placeholder-content {
    text-align: center;
    color: var(--color-gray-400);
}

.placeholder-icon {
    font-size: 3rem;
    display: block;
    margin-bottom: var(--spacing-2);
    opacity: 0.5;
}

.placeholder-text {
    font-size: var(--text-sm);
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.1em;
}

/* Gallery Note */
.gallery-note {
    margin-top: var(--spacing-12);
    text-align: center;
    padding: var(--spacing-8);
    background: var(--gradient-subtle);
    border-radius: var(--radius-xl);
}

.gallery-note p {
    color: var(--color-gray-600);
    font-size: var(--text-base);
    max-width: 500px;
    margin: 0 auto;
}

.gallery-note em {
    color: var(--color-pink);
    font-style: italic;
}

/* =============================================
   Gallery CTA
   ============================================= */
.gallery-cta {
    padding: var(--spacing-20) 0;
    background: var(--gradient-main);
    text-align: center;
}

.cta-content h2 {
    font-family: var(--font-secondary);
    font-size: var(--text-4xl);
    font-weight: 700;
    color: var(--color-white);
    margin-bottom: var(--spacing-4);
}

.cta-content p {
    font-size: var(--text-lg);
    color: rgba(255, 255, 255, 0.9);
    margin-bottom: var(--spacing-8);
}

.gallery-cta .btn-primary {
    background: var(--color-white);
    color: var(--color-pink);
}

.gallery-cta .btn-primary:hover {
    background: var(--color-gray-100);
    transform: translateY(-2px);
    box-shadow: var(--shadow-xl);
}

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

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

.lightbox-close {
    position: absolute;
    top: var(--spacing-6);
    right: var(--spacing-6);
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: transparent;
    border: none;
    color: var(--color-white);
    cursor: pointer;
    transition: all var(--transition-fast);
    z-index: 10;
}

.lightbox-close:hover {
    color: var(--color-orange);
    transform: rotate(90deg);
}

.lightbox-prev,
.lightbox-next {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    width: 56px;
    height: 56px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(255, 255, 255, 0.1);
    border: none;
    border-radius: var(--radius-full);
    color: var(--color-white);
    cursor: pointer;
    transition: all var(--transition-base);
    z-index: 10;
}

.lightbox-prev {
    left: var(--spacing-6);
}

.lightbox-next {
    right: var(--spacing-6);
}

.lightbox-prev:hover,
.lightbox-next:hover {
    background: var(--gradient-main);
}

.lightbox-content {
    max-width: 90vw;
    max-height: 90vh;
    display: flex;
    flex-direction: column;
    align-items: center;
}

.lightbox-content img {
    max-width: 100%;
    max-height: 80vh;
    object-fit: contain;
    border-radius: var(--radius-lg);
}

.lightbox-caption {
    margin-top: var(--spacing-6);
    text-align: center;
    color: var(--color-white);
}

.lightbox-caption .lightbox-category {
    font-size: var(--text-xs);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--color-orange);
    display: block;
    margin-bottom: var(--spacing-2);
}

.lightbox-caption .lightbox-title {
    font-size: var(--text-xl);
    font-weight: 600;
}

/* =============================================
   Responsive
   ============================================= */
@media (max-width: 992px) {
    .gallery-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .page-title {
        font-size: var(--text-4xl);
    }
}

@media (max-width: 768px) {
    .page-header {
        padding: calc(var(--spacing-20) + 60px) 0 var(--spacing-12);
    }
    
    .page-title {
        font-size: var(--text-3xl);
    }
    
    .page-subtitle {
        font-size: var(--text-base);
    }
    
    .gallery-filter {
        top: 60px;
    }
    
    .filter-buttons {
        gap: var(--spacing-2);
    }
    
    .filter-btn {
        padding: var(--spacing-2) var(--spacing-4);
        font-size: var(--text-xs);
    }
    
    .gallery-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: var(--spacing-4);
    }
    
    .gallery-overlay {
        transform: translateY(0);
        background: linear-gradient(to top, rgba(0, 0, 0, 0.7) 0%, transparent 100%);
    }
    
    .lightbox-prev,
    .lightbox-next {
        width: 44px;
        height: 44px;
    }
    
    .lightbox-prev {
        left: var(--spacing-3);
    }
    
    .lightbox-next {
        right: var(--spacing-3);
    }
    
    .cta-content h2 {
        font-size: var(--text-2xl);
    }
}

@media (max-width: 480px) {
    .gallery-grid {
        grid-template-columns: 1fr;
    }
    
    .gallery-image {
        aspect-ratio: 4/3;
    }
}