/* Scoped to the Course Article template's explicit, table-backed visuals.
 * WP Rocket serves this file whole (inc/wp-rocket-exclusions.php). Rules for authored elements carry
 * one extra selector step so they outrank copies of earlier rules kept in stored used CSS. */
body .course-article-content .roc-chart,
body .course-article-content .roc-value-chain {
    --roc-chart-style: 2;
    box-sizing: border-box;
    margin: 2rem 0;
    max-width: 100%;
    color: #0f172a;
    font-family: 'Source Sans Pro', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    overflow-wrap: anywhere;
}

body .course-article-content .roc-chart {
    padding: 20px 24px;
    border: 1px solid #d6e2f2;
    border-radius: 12px;
    background: #fff;
}

.course-article-content .roc-chart .roc-chart-heading {
    margin: 0 0 10px;
    color: #0f172a;
    font: 700 1.25rem/1.3 'Source Sans Pro', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
}

/* The key replaces Chart.js's in-canvas legend and resets the article's list typography. */
.course-article-content .roc-chart .roc-chart-key {
    display: flex;
    flex-wrap: wrap;
    gap: 6px 18px;
    margin: 0 0 6px;
    padding: 0;
    list-style: none;
    color: #334155;
    font: 400 0.875rem/1.4 'Source Sans Pro', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
}

.course-article-content .roc-chart .roc-chart-key li {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    margin: 0;
    padding: 0;
}

.course-article-content .roc-chart .roc-chart-key svg {
    flex: none;
    overflow: visible;
}

.course-article-content .roc-chart .roc-chart-plot {
    position: relative;
    width: 100%;
    height: 360px;
    min-width: 0;
    background: #fff;
}

.course-article-content .roc-chart .roc-chart-plot canvas {
    max-width: 100%;
}

body .course-article-content .roc-chart .roc-chart-source,
body .course-article-content .roc-chart .roc-chart-subtitle {
    margin: 12px 0 0;
    color: #475569;
    font: 400 0.875rem/1.55 'Source Sans Pro', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
}

body .course-article-content .roc-value-chain .roc-chain-note {
    margin: 14px 0;
    color: #46566d;
    font: 400 0.95rem/1.6 'Source Sans Pro', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
}

.course-article-content .roc-chart .roc-chart-details {
    margin: 10px 0 0;
    padding: 0;
    border: 0;
}

.course-article-content .roc-chart .roc-chart-details summary {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    width: fit-content;
    padding: 6px 0;
    cursor: pointer;
    list-style: none;
    color: #1e40af;
    font: 600 0.9375rem/1.4 'Source Sans Pro', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
}

.course-article-content .roc-chart .roc-chart-details summary::-webkit-details-marker {
    display: none;
}

.course-article-content .roc-chart .roc-chart-details summary::before {
    content: '';
    width: 6px;
    height: 6px;
    margin: 0 2px 2px 1px;
    border-right: 2px solid currentColor;
    border-bottom: 2px solid currentColor;
    transform: rotate(-45deg);
    transition: transform 0.15s ease;
}

.course-article-content .roc-chart .roc-chart-details[open] summary::before {
    margin: 0 2px 4px 1px;
    transform: rotate(45deg);
}

.course-article-content .roc-chart .roc-chart-details summary:focus-visible {
    outline: 3px solid #2563eb;
    outline-offset: 3px;
    border-radius: 3px;
}

body .course-article-content .roc-chart table {
    table-layout: fixed;
    box-shadow: none;
    overflow: visible;
    border-radius: 0;
    margin: 8px 0 0;
}

body .course-article-content .roc-chart caption {
    caption-side: top;
    text-align: left;
    color: #0f172a;
    font-weight: 600;
    padding: 8px 0 12px;
}

body .course-article-content .roc-chart th,
body .course-article-content .roc-chart td {
    padding: 10px 8px;
    overflow-wrap: anywhere;
    font-variant-numeric: tabular-nums;
}

body .course-article-content .roc-chart tfoot th,
body .course-article-content .roc-chart tfoot td {
    border-top: 2px solid #9fb4d1;
    font-weight: 700;
}

.course-article-content .roc-value-chain {
    border-top: 3px solid #2563eb;
    padding-top: 24px;
}

.course-article-content .roc-value-chain figcaption {
    margin: 0 0 16px;
    color: #172554;
    font: 700 1.4rem/1.35 'Source Sans Pro', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
}

.course-article-content .roc-value-chain .roc-chain-stages {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 22px;
    list-style: none;
    margin: 22px 0 0;
    padding: 0;
    font-family: inherit;
}

.course-article-content .roc-value-chain .roc-chain-stages li {
    position: relative;
    margin: 0;
    padding: 20px 12px;
    border-radius: 8px;
    background: #eff6ff;
    text-align: center;
}

.course-article-content .roc-value-chain .roc-chain-stages li:not(:last-child)::after {
    content: '\2192';
    position: absolute;
    top: 44%;
    right: -20px;
    color: #1e40af;
    font-size: 22px;
}

.course-article-content .roc-value-chain .roc-stage-name {
    display: block;
    font-size: 1.05rem;
    font-weight: 600;
}

.course-article-content .roc-value-chain .roc-stage-value {
    display: block;
    margin-top: 10px;
    color: #1e40af;
    font-size: 1.9rem;
    font-weight: 700;
    line-height: 1.35;
    font-variant-numeric: tabular-nums;
}

.course-article-content .roc-value-chain .roc-stage-label {
    display: block;
    color: #46566d;
    font-size: 0.85rem;
}

.course-article-content .roc-value-chain .roc-chain-result {
    margin: 24px 0 10px;
    padding: 16px;
    border: 1px solid #a6c1f4;
    border-radius: 8px;
    text-align: center;
    font: 400 1.1rem/1.6 'Source Sans Pro', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
}

.course-article-content .roc-value-chain .roc-chain-equation {
    text-align: center;
    font-variant-numeric: tabular-nums;
    font-size: 1rem;
}

@media (max-width: 600px) {
    body .course-article-content .roc-chart { padding: 16px 14px; }
    .course-article-content .roc-chart .roc-chart-heading { font-size: 1.125rem; }
    .course-article-content .roc-chart .roc-chart-plot { height: 320px; }
    .course-article-content .roc-value-chain .roc-chain-stages { grid-template-columns: 1fr; gap: 25px; }
    .course-article-content .roc-value-chain .roc-chain-stages li {
        display: grid;
        grid-template-columns: minmax(0, 1fr) auto;
        align-items: center;
        text-align: left;
        padding: 13px 20px;
    }
    .course-article-content .roc-value-chain .roc-stage-value { grid-column: 2; grid-row: 1 / 3; margin: 0 0 0 12px; }
    .course-article-content .roc-value-chain .roc-stage-label { grid-column: 1; }
    .course-article-content .roc-value-chain .roc-chain-stages li:not(:last-child)::after {
        content: '\2193';
        top: auto;
        right: auto;
        left: 50%;
        bottom: -28px;
    }
}

@media (prefers-reduced-motion: reduce) {
    .course-article-content .roc-chart .roc-chart-details summary::before { transition: none; }
}

/* The canvas cannot follow forced colors, so keep its own white ground and the key's swatches. */
@media (forced-colors: active) {
    .course-article-content .roc-chart .roc-chart-plot,
    .course-article-content .roc-chart .roc-chart-key svg {
        forced-color-adjust: none;
        background: #fff;
    }
}