/* Instagram Carousel - Otimizado para SEO e Performance */

.instagram-carousel-container {
    margin: 40px 0;
    padding: 0;
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Arial, sans-serif;
    position: relative;
}

.instagram-carousel-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 20px;
    padding: 0 20px;
}

.instagram-carousel-title {
    margin: 0;
    font-size: 22px;
    font-weight: 600;
    color: #333;
    line-height: 1.3;
}

.instagram-profile-link {
    color: #21898a;
    text-decoration: none;
    font-weight: 600;
    font-size: 16px;
    transition: color 0.3s ease;
}

.instagram-profile-link:hover {
    color: #1a6f70;
    text-decoration: underline;
}

/* Wrapper do carrossel */
.instagram-carousel-wrapper {
    position: relative;
    overflow: hidden;
    padding: 0 20px;
}

/* Carrossel principal */
.instagram-carousel {
    display: flex;
    gap: 15px;
    overflow-x: auto;
    scroll-behavior: smooth;
    scroll-snap-type: x mandatory;
    -webkit-overflow-scrolling: touch;
    scrollbar-width: none;
    -ms-overflow-style: none;
    padding: 10px 0 20px 0;
}

.instagram-carousel::-webkit-scrollbar {
    display: none;
}

/* Item individual */
.instagram-carousel-item {
    flex: 0 0 280px;
    scroll-snap-align: start;
    scroll-snap-stop: always;
    background: #fff;
    border-radius: 12px;
    box-shadow: 0 2px 12px rgba(0, 0, 0, 0.08);
    overflow: hidden;
    transition: all 0.3s ease;
    cursor: pointer;
    position: relative;
}

.instagram-carousel-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.15);
}

/* Link do post */
.instagram-post-link {
    display: block;
    text-decoration: none;
    color: inherit;
}

.instagram-post-link:hover {
    text-decoration: none;
}

/* Container da imagem */
.instagram-image-container {
    position: relative;
    width: 100%;
    height: 280px;
    overflow: hidden;
    background: #f0f0f0;
}

.instagram-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.4s ease;
    background: #f0f0f0;
}

.instagram-carousel-item:hover .instagram-image {
    transform: scale(1.05);
}

/* Lazy loading placeholder */
.instagram-image.lazy-load {
    filter: blur(5px);
    transition: filter 0.3s ease;
}

.instagram-image.lazy-load.loaded {
    filter: none;
}

/* Overlay para vídeos */
.instagram-video-overlay {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    background: rgba(0, 0, 0, 0.7);
    color: white;
    width: 60px;
    height: 60px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 20px;
    pointer-events: none;
    opacity: 0.9;
    transition: opacity 0.3s ease;
}

.instagram-carousel-item:hover .instagram-video-overlay {
    opacity: 1;
    background: rgba(0, 0, 0, 0.8);
}

/* Informações do post */
.instagram-post-info {
    padding: 15px;
    background: white;
}

.instagram-post-date {
    display: block;
    font-size: 12px;
    color: #8e8e8e;
    font-weight: 500;
    margin-bottom: 8px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.instagram-post-caption {
    margin: 0;
    font-size: 14px;
    line-height: 1.4;
    color: #333;
    overflow: hidden;
    text-overflow: ellipsis;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
}

/* Botões de navegação */
.carousel-btn {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    background: rgba(255, 255, 255, 0.9);
    border: none;
    width: 45px;
    height: 45px;
    border-radius: 50%;
    cursor: pointer;
    font-size: 20px;
    color: #21898a;
    box-shadow: 0 2px 12px rgba(0, 0, 0, 0.15);
    transition: all 0.3s ease;
    z-index: 10;
    backdrop-filter: blur(10px);
}

.carousel-btn:hover {
    background: rgba(33, 137, 138, 0.1);
    transform: translateY(-50%) scale(1.1);
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.25);
}

.carousel-btn:active {
    transform: translateY(-50%) scale(0.95);
}

.carousel-btn-prev {
    left: -10px;
}

.carousel-btn-next {
    right: -10px;
}

/* Responsividade */
@media (max-width: 768px) {
    .instagram-carousel-container {
        margin: 30px 0;
    }
    
    .instagram-carousel-header {
        padding: 0 15px;
        flex-direction: column;
        align-items: flex-start;
        gap: 10px;
    }
    
    .instagram-carousel-title {
        font-size: 20px;
    }
    
    .instagram-carousel-wrapper {
        padding: 0 15px;
    }
    
    .instagram-carousel {
        gap: 12px;
        padding: 10px 0 15px 0;
    }
    
    .instagram-carousel-item {
        flex: 0 0 240px;
    }
    
    .instagram-image-container {
        height: 240px;
    }
    
    .carousel-btn {
        width: 40px;
        height: 40px;
        font-size: 18px;
    }
    
    .carousel-btn-prev {
        left: -5px;
    }
    
    .carousel-btn-next {
        right: -5px;
    }
}

@media (max-width: 480px) {
    .instagram-carousel-item {
        flex: 0 0 200px;
    }
    
    .instagram-image-container {
        height: 200px;
    }
    
    .instagram-post-info {
        padding: 12px;
    }
    
    .instagram-post-caption {
        font-size: 13px;
    }
    
    /* Esconder botões em telas muito pequenas */
    .carousel-btn {
        display: none;
    }
}

/* Melhorias de performance */
.instagram-carousel-item {
    contain: layout style paint;
    will-change: transform;
}

.instagram-image {
    contain: layout style paint;
}

/* Indicador de carregamento */
.instagram-image[src*="data:image/svg"] {
    background: linear-gradient(90deg, #f0f0f0 25%, transparent 37%, #f0f0f0 63%);
    background-size: 400% 100%;
    animation: instagram-loading 1.5s ease-in-out infinite;
}

/* Fallback para imagens/vídeos com erro */
.instagram-image[src*="📹 Vídeo"],
.instagram-image[src*="📷 Imagem"] {
    background: linear-gradient(135deg, #e8f4f4, #d4edda);
    animation: none;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 14px;
    color: #666;
}

/* Melhorar overlay de vídeo para casos de thumbnail faltante */
.instagram-video-overlay {
    background: rgba(0, 0, 0, 0.8);
    backdrop-filter: blur(2px);
    border: 2px solid rgba(255, 255, 255, 0.3);
}

/* Fallback melhorado para vídeos */
.instagram-carousel-item[data-is-video="true"] .instagram-image {
    background-color: #f8f9fa;
    border: 1px solid #e9ecef;
}

.instagram-carousel-item[data-is-video="true"] .instagram-image::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 80px;
    height: 80px;
    background: url('data:image/svg+xml,%3Csvg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 24 24" fill="white"%3E%3Cpath d="M8 5v14l11-7z"/%3E%3C/svg%3E') center/60% no-repeat;
    background-color: rgba(0, 0, 0, 0.6);
    border-radius: 50%;
    opacity: 0;
    transition: opacity 0.3s ease;
    pointer-events: none;
}

.instagram-carousel-item[data-is-video="true"]:hover .instagram-image::after {
    opacity: 1;
}

@keyframes instagram-loading {
    0% { background-position: 100% 50%; }
    100% { background-position: -100% 50%; }
}

/* Estados focus para acessibilidade */
.instagram-post-link:focus,
.carousel-btn:focus {
    outline: 2px solid #21898a;
    outline-offset: 2px;
}

.instagram-post-link:focus {
    border-radius: 12px;
}

/* Smooth scrolling para navegadores mais antigos */
@media (prefers-reduced-motion: no-preference) {
    .instagram-carousel {
        scroll-behavior: smooth;
    }
}

@media (prefers-reduced-motion: reduce) {
    .instagram-carousel-item,
    .instagram-image,
    .carousel-btn {
        transition: none;
    }
    
    .instagram-carousel {
        scroll-behavior: auto;
    }
}