/* ==========================================================================
   Related Content by Tags — Card Layout
   ========================================================================== */

.rcbt-wrapper {
    padding: 20px 0;
}

/* Section Title */
.rcbt-section-title {
    font-size: 22px;
    font-weight: 700;
    margin: 0 0 20px 0;
    padding-bottom: 12px;
    border-bottom: 3px solid #333;
}

/* ==========================================================================
   Card Grid
   ========================================================================== */

.rcbt-cards {
    display: grid;
    gap: 20px;
}

/* Column Variants */
.rcbt-columns-1 { grid-template-columns: 1fr; }
.rcbt-columns-2 { grid-template-columns: repeat(2, 1fr); }
.rcbt-columns-3 { grid-template-columns: repeat(3, 1fr); }
.rcbt-columns-4 { grid-template-columns: repeat(4, 1fr); }

/* ==========================================================================
   Individual Card
   ========================================================================== */

.rcbt-card {
    display: flex;
    flex-direction: column;
    background: #fff;
    border-radius: 8px;
    overflow: hidden;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
    transition: transform 0.25s ease, box-shadow 0.25s ease;
    text-decoration: none;
    color: inherit;
}

.rcbt-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.12);
}

.rcbt-card:focus {
    outline: 2px solid #2271b1;
    outline-offset: 2px;
}

/* ==========================================================================
   Card Image
   ========================================================================== */

.rcbt-card-image {
    position: relative;
    width: 100%;
    padding-top: 56.25%; /* 16:9 aspect ratio */
    overflow: hidden;
    background: #f0f0f0;
}

.rcbt-card-image img {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
    transition: transform 0.3s ease;
}

.rcbt-card:hover .rcbt-card-image img {
    transform: scale(1.05);
}

/* Placeholder when no featured image */
.rcbt-card-image.rcbt-no-image {
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, #e8e8e8 0%, #d4d4d4 100%);
}

.rcbt-placeholder-icon {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    font-size: 36px;
    opacity: 0.4;
}

/* ==========================================================================
   Card Body
   ========================================================================== */

.rcbt-card-body {
    padding: 16px 18px 20px;
    flex: 1;
    display: flex;
    flex-direction: column;
}

.rcbt-card-title {
    font-size: 16px;
    font-weight: 600;
    line-height: 1.4;
    margin: 0 0 8px 0;
    color: #222;
    transition: color 0.2s ease;
}

.rcbt-card:hover .rcbt-card-title {
    color: #2271b1; /* WordPress blue — change to match your brand */
}

.rcbt-card-excerpt {
    font-size: 14px;
    line-height: 1.6;
    color: #666;
    margin: 0;
    flex: 1;
}

/* No Results */
.rcbt-no-results {
    font-size: 14px;
    color: #999;
    font-style: italic;
    padding: 10px 0;
}

/* ==========================================================================
   Responsive — Stack to fewer columns on smaller screens
   ========================================================================== */

@media (max-width: 1024px) {
    .rcbt-columns-4 { grid-template-columns: repeat(3, 1fr); }
}

@media (max-width: 768px) {
    .rcbt-columns-3,
    .rcbt-columns-4 { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 480px) {
    .rcbt-columns-2,
    .rcbt-columns-3,
    .rcbt-columns-4 { grid-template-columns: 1fr; }

    .rcbt-card-body {
        padding: 12px 14px 16px;
    }

    .rcbt-section-title {
        font-size: 18px;
    }
}

/* ==========================================================================
   Sidebar / Widget Adjustments
   When placed in a narrow sidebar, force single column
   ========================================================================== */

.widget .rcbt-cards {
    grid-template-columns: 1fr !important;
}

.widget .rcbt-section-title {
    font-size: 18px;
}

.widget .rcbt-card-title {
    font-size: 14px;
}

.widget .rcbt-card-excerpt {
    font-size: 13px;
}