/*
 * Design Tabs - Feature Modules
 * Styles for Gallery, Video, and Loaders
 * Version: 2.2.0
 * Last Updated: 2025-12-16
 * 
 * หมายเหตุ: Post Grid/List styles ได้ย้ายไปรวมใน style.css (Section 9)
 * 
 * TABLE OF CONTENTS:
 * 1. Gallery Grid
 * 2. Video Container
 * 3. Load More & Skeleton
 * 4. ACF Content
 * 5. Responsive Modules
 */

/* =========================================
   1. Gallery Grid
   ========================================= */
.dt-gallery-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(150px, 1fr));
    gap: 15px;
}

.dt-gallery-item-link,
.dt-gallery-item-preview {
    display: block;
    width: 100%;
    aspect-ratio: 1 / 1;
    overflow: hidden;
    border-radius: 8px;
    box-shadow: 0 2px 5px rgba(0, 0, 0, 0.1);
    transition: transform 0.2s;
}

.dt-gallery-item-link:hover {
    transform: translateY(-3px);
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.15);
}

.dt-gallery-item-link img,
.dt-gallery-item-preview img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.3s;
}

.dt-gallery-item-link:hover img {
    transform: scale(1.05);
}

/* =========================================
   2. Video Container
   ========================================= */
.dt-video-container {
    position: relative;
    padding-bottom: 56.25%;
    /* 16:9 Aspect Ratio */
    height: 0;
    overflow: hidden;
    border-radius: 8px;
    background: #000;
}

.dt-video-container iframe,
.dt-video-container object,
.dt-video-container embed {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
}

/* =========================================
   3. Load More & Skeleton
   ========================================= */
.dt-load-more-wrapper {
    text-align: center;
    margin-top: 20px;
}

.dt-load-more {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 10px 20px;
    font-weight: 500;
    font-size: 14px;
    transition: all 0.2s;
    box-shadow: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    border: 1px solid #e5e7eb;
    background: #fff;
    color: #374151;
    border-radius: 6px;
    cursor: pointer;
}

.dt-load-more:hover {
    background: #f9fafb;
    border-color: #d1d5db;
    color: #111827;
}

.dt-load-more:disabled {
    opacity: 0.7;
    cursor: not-allowed;
}

.dt-load-more-spinner {
    display: inline-block;
    width: 20px;
    height: 20px;
    border: 2px solid rgba(0, 0, 0, 0.1);
    border-left-color: var(--dt-primary, #2563eb);
    border-radius: 50%;
    animation: spin 1s linear infinite;
    margin-left: 10px;
    vertical-align: middle;
    visibility: hidden;
}

@keyframes spin {
    from {
        transform: rotate(0deg);
    }

    to {
        transform: rotate(360deg);
    }
}

/* Skeleton Loader */
.dt-skeleton-loader {
    width: 100%;
    margin-bottom: 20px;
}

.dt-skeleton-item {
    background: #f0f0f0;
    border-radius: 4px;
    margin-bottom: 10px;
    position: relative;
    overflow: hidden;
}

.dt-skeleton-item::after {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.5), transparent);
    animation: dtSkeletonShimmer 1.5s infinite;
}

@keyframes dtSkeletonShimmer {
    0% {
        transform: translateX(-100%);
    }

    100% {
        transform: translateX(100%);
    }
}

.dt-skeleton-image {
    height: 200px;
    width: 100%;
    margin-bottom: 15px;
}

.dt-skeleton-text {
    height: 16px;
    width: 100%;
}

.dt-skeleton-text.short {
    width: 60%;
}

/* =========================================
   4. ACF Content
   ========================================= */
.dt-acf-content pre {
    background: #f4f4f4;
    padding: 15px;
    border-radius: 5px;
    overflow: auto;
    font-size: 13px;
    max-height: 400px;
}

/* =========================================
   5. Responsive Modules
   ========================================= */

/* Gallery Responsive */
@media screen and (max-width: 768px) {
    .dt-gallery-grid {
        grid-template-columns: repeat(auto-fill, minmax(120px, 1fr));
        gap: 10px;
    }
}

@media screen and (max-width: 480px) {
    .dt-gallery-grid {
        grid-template-columns: repeat(3, 1fr);
        gap: 8px;
    }

    .dt-gallery-item-link,
    .dt-gallery-item-preview {
        border-radius: 6px;
    }
}

/* Load More Responsive */
@media screen and (max-width: 640px) {
    .dt-load-more {
        width: 100%;
        padding: 12px 16px;
    }
}