/* Core Grid Layout Structure */
.yt-grid {
    box-sizing: border-box;
    display: grid !important;
    grid-template-columns: repeat(var(--desktop-cols, 3), 1fr) !important;
}

@media (max-width: 1024px) {
    .yt-grid {
        grid-template-columns: repeat(var(--tablet-cols, var(--desktop-cols, 3)), 1fr) !important;
    }
}

@media (max-width: 767px) {
    .yt-grid {
        grid-template-columns: repeat(var(--mobile-cols, var(--tablet-cols, 3)), 1fr) !important;
    }
}

/* Individual Grid Card Item Container */
.yt-grid .yt-item {
    position: relative;
    box-sizing: border-box;
    display: flex;
    flex-direction: column;
    overflow: hidden;
    transition: background-color 0.3s ease, border-color 0.3s ease, box-shadow 0.3s ease;
}

.yt-grid .yt-item a {
    text-decoration: none;
    display: flex;
    flex-direction: column;
    height: 100%;
}

.yt-grid .yt-item img {
    width: 100%;
    height: 100%;
    display: block;
    object-fit: cover;
    transition: transform 0.35s ease;
}

/* Fluid Aspect-Ratio Containers (Prevents Cumulative Layout Shift - CLS) */
.yt-ratio-16-9 {
    padding-bottom: 56.25% !important; /* 16:9 ratio */
}

.yt-ratio-4-3 {
    padding-bottom: 75% !important; /* 4:3 ratio */
}

.yt-ratio-1-1 {
    padding-bottom: 100% !important; /* 1:1 Square */
}

.yt-standard-ratio-wrapper {
    position: relative;
    width: 100%;
    height: 0;
    overflow: hidden;
}

.yt-standard-ratio-wrapper img {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
}

/* Lazy Load Styling Rules */
.yt-lazy-placeholder {
    position: relative;
    width: 100%;
    height: 0;
    overflow: hidden;
    box-sizing: border-box;
    background-color: #f0f0f0;
    transition: background-color 0.3s ease;
}

.yt-lazy-placeholder img {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    opacity: 0;
    transition: opacity 0.35s ease-in-out;
}

.yt-lazy-placeholder.yt-loaded img {
    opacity: 1;
}

.yt-lazy-loader-wrapper {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    z-index: 2;
    display: flex;
    align-items: center;
    justify-content: center;
}

/* Custom CSS Spin Animation Rules */
.yt-grid-spinner {
    animation: yt-grid-spin 1.2s linear infinite;
    display: inline-block;
    line-height: 1;
}

.yt-grid-spinner i,
.yt-grid-spinner svg {
    display: block;
    width: 1em;
    height: 1em;
}

@keyframes yt-grid-spin {
    100% { transform: rotate(360deg); }
}

/* Card Hover Zoom Effects */
.yt-thumb-wrapper {
    position: relative;
    overflow: hidden;
    width: 100%;
    box-sizing: border-box;
}

.yt-item:hover .yt-thumb-wrapper img {
    transform: scale(1.05);
}

/* Play Button Hover overlay configurations */
.yt-play-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.4);
    opacity: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 3;
    transition: opacity 0.3s ease;
}

.yt-item:hover .yt-play-overlay {
    opacity: 1;
}

.yt-play-icon {
    font-size: 40px;
    color: #ffffff;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: transform 0.3s ease;
    line-height: 1;
}

.yt-play-icon svg {
    width: 1em;
    height: 1em;
}

.yt-item:hover .yt-play-icon {
    transform: scale(1.15);
}

/* Text Truncation Line-Clamping Rules */
.yt-item .yt-title {
    margin: 8px 0 0;
    font-size: 15px;
    font-weight: 600;
    line-height: 1.4;
    color: #333333;
    word-break: break-word;
}

.yt-item .yt-title.yt-truncate {
    display: -webkit-box;
    -webkit-box-orient: vertical;
    overflow: hidden;
    text-overflow: ellipsis;
}

.yt-item .yt-title.line-clamp-1 {
    -webkit-line-clamp: 1;
}

.yt-item .yt-title.line-clamp-2 {
    -webkit-line-clamp: 2;
}

.yt-item .yt-title.line-clamp-3 {
    -webkit-line-clamp: 3;
}

/* Metadata Text Elements */
.yt-meta-pub {
    margin: 4px 0 0;
    font-size: 12px;
    color: #888888;
}

.yt-meta-desc {
    margin: 6px 0 0;
    font-size: 13px;
    color: #666666;
    line-height: 1.5;
}