/* Hide scrollbar for Chrome, Safari and Opera */
.no-scrollbar::-webkit-scrollbar {
    display: none;
}
/* Hide scrollbar for IE, Edge and Firefox */
.no-scrollbar {
    -ms-overflow-style: none;  /* IE and Edge */
    scrollbar-width: none;  /* Firefox */
}

.fade-in {
    animation: fadeIn 0.5s ease-out forwards;
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(10px); }
    to { opacity: 1; transform: translateY(0); }
}

/* Back to top button */
#back-to-top {
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.3s, transform 0.3s;
}

#back-to-top.visible {
    opacity: 1;
    pointer-events: all;
}

/* Loading skeleton */
.skeleton {
    background: linear-gradient(90deg, #f0f0f0 25%, #e0e0e0 50%, #f0f0f0 75%);
    background-size: 200% 100%;
    animation: loading 1.5s ease-in-out infinite;
}

.dark .skeleton {
    background: linear-gradient(90deg, #27272a 25%, #3f3f46 50%, #27272a 75%);
    background-size: 200% 100%;
}

@keyframes loading {
    0% { background-position: 200% 0; }
    100% { background-position: -200% 0; }
}

/* Lightbox styles */
#lightbox {
    display: none;
    position: fixed;
    inset: 0;
    z-index: 100;
    background: rgba(0, 0, 0, 0.95);
    backdrop-filter: blur(10px);
}

#lightbox.active {
    display: flex;
    align-items: center;
    justify-content: center;
}

/* Skip to content link */
.skip-link {
    position: absolute;
    top: -40px;
    left: 0;
    background: #000;
    color: #fff;
    padding: 8px;
    text-decoration: none;
    z-index: 100;
}

.skip-link:focus {
    top: 0;
}

/* Instagram scroll indicator */
.instagram-scroll-container {
    position: relative;
}

.scroll-pagination {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 6px;
    padding-top: 1rem;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.scroll-pagination.visible {
    opacity: 1;
}

.pagination-dot {
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background-color: rgba(99, 102, 241, 0.3);
    transition: all 0.3s ease;
    cursor: pointer;
}

.pagination-dot.active {
    width: 24px;
    border-radius: 3px;
    background-color: rgb(99, 102, 241);
}

.dark .pagination-dot {
    background-color: rgba(129, 140, 248, 0.3);
}

.dark .pagination-dot.active {
    background-color: rgb(129, 140, 248);
}

/* YouTube video player styles */
.youtube-thumbnail {
    position: relative;
    cursor: pointer;
    overflow: hidden;
}

.youtube-thumbnail img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.3s ease;
}

.youtube-thumbnail:hover img {
    transform: scale(1.05);
}

.youtube-play-button {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 80px;
    height: 80px;
    background: rgba(255, 0, 0, 0.9);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s ease;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
}

.youtube-play-button:hover {
    background: rgba(255, 0, 0, 1);
    transform: translate(-50%, -50%) scale(1.1);
    box-shadow: 0 6px 30px rgba(0, 0, 0, 0.4);
}

.youtube-play-button::before {
    content: '';
    width: 0;
    height: 0;
    border-left: 28px solid white;
    border-top: 18px solid transparent;
    border-bottom: 18px solid transparent;
    margin-left: 6px;
}

.youtube-lightbox {
    display: none;
    position: fixed;
    inset: 0;
    z-index: 100;
    background: rgba(0, 0, 0, 0.7);
    backdrop-filter: blur(8px);
    overflow-y: auto;
}

.youtube-lightbox.active {
    display: flex;
    align-items: flex-start;
    justify-content: center;
    padding: 2rem 1rem;
}

.youtube-lightbox-content {
    position: relative;
    width: 90vw;
    max-width: 1280px;
    background: rgba(0, 0, 0, 0.95);
    border-radius: 16px;
    overflow: hidden;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.5);
    margin-top: 2rem;
    margin-bottom: 2rem;
}

.youtube-lightbox-header {
    position: relative;
    padding: 1.5rem 2rem;
    background: linear-gradient(135deg, rgba(255, 0, 0, 0.1) 0%, rgba(0, 0, 0, 0.8) 100%);
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 1rem;
}

.youtube-lightbox-title {
    flex: 1;
    min-width: 200px;
}

.youtube-lightbox-title h3 {
    color: white;
    font-size: 1.25rem;
    font-weight: 700;
    margin: 0 0 0.5rem 0;
}

.youtube-lightbox-actions {
    display: flex;
    gap: 0.75rem;
    align-items: center;
}

.youtube-lightbox-btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.625rem 1.25rem;
    border-radius: 8px;
    font-weight: 600;
    font-size: 0.875rem;
    text-decoration: none;
    transition: all 0.3s ease;
    border: none;
    cursor: pointer;
}

.youtube-lightbox-btn-primary {
    background: #FF0000;
    color: white;
}

.youtube-lightbox-btn-primary:hover {
    background: #CC0000;
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(255, 0, 0, 0.4);
}

.youtube-lightbox-btn-secondary {
    background: rgba(255, 255, 255, 0.1);
    color: white;
    border: 1px solid rgba(255, 255, 255, 0.2);
}

.youtube-lightbox-btn-secondary:hover {
    background: rgba(255, 255, 255, 0.2);
    transform: translateY(-2px);
}

.youtube-lightbox-close {
    position: absolute;
    top: 1rem;
    right: 1rem;
    color: white;
    background: rgba(255, 255, 255, 0.1);
    border: none;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s ease;
    z-index: 10;
}

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

#youtube-player-container {
    position: relative;
    width: 100%;
    height: 0;
    padding-bottom: 56.25%; /* 16:9 aspect ratio */
    background: #000;
}

.youtube-lightbox iframe {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    border: none;
    display: block;
}