/* Variables */
:root {
    --wptax-related-primary: #1a4789;    /* สีน้ำเงิน */
    --wptax-related-secondary: #ff6b35;  /* สีส้ม */
    --wptax-related-text: #333333;      /* สีดำ */
    --wptax-related-bg: #ffffff;
    --wptax-related-border: #eaeaea;
    --wptax-related-radius: 12px;
    --wptax-related-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
    --wptax-related-transition: all 0.3s ease;
}

/* Container and Wrapper */
.wptax-related-container {
    margin: 0rem 0;
}

.wptax-related-wrapper {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 1.5rem;
}

/* Card Item */
.wptax-related-item {
    background: var(--wptax-related-bg);
    border-radius: var(--wptax-related-radius);
    overflow: hidden;
    box-shadow: var(--wptax-related-shadow);
    transition: var(--wptax-related-transition);
}

.wptax-related-item:hover {
    transform: translateY(-4px);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
}

.wptax-related-link {
    text-decoration: none;
    color: var(--wptax-related-text);
    display: block;
}

/* Image Container */
.wptax-related-image {
    position: relative;
    padding-top: 56.25%; /* 16:9 Aspect Ratio */
    background: #f5f5f5;
    overflow: hidden;
}

.wptax-related-thumbnail {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.3s ease;
}

.wptax-related-item:hover .wptax-related-thumbnail {
    transform: scale(1.05);
}

.wptax-related-no-image {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, var(--wptax-related-primary), var(--wptax-related-secondary));
    opacity: 0.1;
}

/* Badge */
.wptax-related-badge {
    position: absolute;
    top: 1rem;
    right: 1rem;
    background: var(--wptax-related-secondary);
    color: white;
    padding: 0.4rem 0.8rem;
    border-radius: 20px;
    font-size: 0.8em;
    font-weight: 500;
}

/* Content */
.wptax-related-content {
    padding: 1.25rem;
}

.wptax-related-title {
    font-size: 1em;
    margin: 0 0 0.75rem 0;
    line-height: 1.4;
    color: var(--wptax-related-text);
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

/* Meta Information */
.wptax-related-meta {
    display: flex;
    align-items: center;
    font-size: 0.85em;
    color: #666;
}

.wptax-related-time {
    color: #666;
}

.wptax-related-separator {
    margin: 0 0.5rem;
    color: #ccc;
}

.wptax-related-readmore {
    color: var(--wptax-related-primary);
    transition: color 0.3s ease;
}

.wptax-related-item:hover .wptax-related-readmore {
    color: var(--wptax-related-secondary);
}

/* Empty state */
.wptax-related-empty {
    padding: 1rem;
    background: #f9f9f9;
    border-radius: var(--wptax-related-radius);
    text-align: center;
    color: #666;
    font-style: italic;
}

/* Responsive */
@media (max-width: 768px) {
    .wptax-related-wrapper {
        grid-template-columns: 1fr;
        gap: 1rem;
    }
    
    .wptax-related-content {
        padding: 1rem;
    }
    
    .wptax-related-badge {
        font-size: 0.75em;
        padding: 0.3rem 0.6rem;
    }
}