/* ============================================================================
   STATS GUIDE (/stats-guide)
   Reference documentation for how the default (non-custom) report stats are
   calculated. Long-form content page -- same shape as the readme-content
   slice on /about, reused here instead of duplicated.
   ============================================================================ */

.stats-guide-intro {
    color: var(--text-secondary);
    line-height: 1.6;
    max-width: 800px;
}

.stats-guide-toc {
    display: flex;
    flex-wrap: wrap;
    gap: 8px 10px;
    margin: 18px 0 0;
    padding: 0;
    list-style: none;
}

.stats-guide-toc a {
    display: inline-block;
    padding: 6px 14px;
    border-radius: 999px;
    border: 1px solid var(--bubble-border);
    background-color: var(--bg-card);
    color: var(--text-primary);
    text-decoration: none;
    font-size: 0.85rem;
    font-weight: bold;
    transition: background-color 0.2s ease, border-color 0.2s ease;
}

.stats-guide-toc a:hover {
    background-color: var(--bg-hover);
    border-color: var(--accent);
}

.stat-section {
    scroll-margin-top: 84px; /* clears the sticky site-header on an anchor jump */
}

.stat-section + .stat-section {
    margin-top: 36px;
}

.stat-section > h2 {
    font-family: 'Graduate', Arial, sans-serif;
    color: var(--text-primary);
    border-bottom: 2px solid var(--accent);
    padding-bottom: 8px;
    margin-bottom: 10px;
}

.stat-section-intro {
    color: var(--text-secondary);
    line-height: 1.6;
    margin-bottom: 18px;
    max-width: 800px;
}

.stat-group {
    scroll-margin-top: 84px;
    margin-bottom: 26px;
}

.stat-group h3 {
    font-family: 'Graduate', Arial, sans-serif;
    color: var(--text-secondary);
    margin-bottom: 4px;
}

.stat-group-intro {
    color: var(--text-secondary);
    font-size: 0.9rem;
    line-height: 1.5;
    margin-bottom: 12px;
    max-width: 800px;
}

.stat-def-grid {
    display: grid;
    grid-template-columns: minmax(120px, 180px) 1fr;
    row-gap: 14px;
    column-gap: 20px;
}

.stat-def-grid dt {
    font-weight: bold;
    color: var(--text-primary);
    padding-top: 2px;
}

.stat-def-grid dd {
    margin: 0;
    color: var(--text-secondary);
    line-height: 1.5;
}

.stat-formula {
    display: block;
    white-space: pre-line;
    font-family: 'Courier New', monospace;
    font-size: 0.82rem;
    color: var(--text-accent);
    margin-top: 3px;
}

.stat-note {
    background-color: var(--bg-card);
    border-left: 4px solid var(--accent);
    border-radius: 6px;
    padding: 10px 14px;
    margin: 4px 0 22px;
    color: var(--text-secondary);
    font-size: 0.88rem;
    line-height: 1.5;
    max-width: 800px;
}

@media (max-width: 640px) {
    .stat-def-grid {
        grid-template-columns: 1fr;
        row-gap: 4px;
    }

    .stat-def-grid dd {
        margin-bottom: 10px;
    }
}