* { box-sizing: border-box; }
    body { margin: 0; font: 400 16px/1.65 var(--brand-font); }
    h2, h3, p, ul, ol { margin-top: 0; }
    p { margin-bottom: 16px; }
    h3 { font-size: 19px; line-height: 1.4; margin-bottom: 12px; }
    .review-banner { padding: 9px 16px; text-align: center; font-size: 12px; color: hsl(var(--brand-ink)); background: hsl(var(--brand-blue-soft)); border-bottom: 1px solid hsl(var(--brand-blue-border)); }
    .review-banner strong { margin-right: 8px; }
    .skip-link { position: fixed; top: 8px; left: 16px; transform: translateY(-180%); z-index: 100; padding: 12px 18px; background: white; color: hsl(var(--brand-ink)); border: 2px solid hsl(var(--brand-blue)); border-radius: 8px; }
    .skip-link:focus { transform: none; }
    .pfc-page-hero { margin-bottom: 20px !important; }
    .pfc-public-content { padding-top: 0; padding-bottom: 24px; }
    .editorial-line { max-width: 800px; margin: 0 auto 24px; font-size: 12px; color: hsl(var(--brand-muted)); }
    .section-intro { max-width: 76ch; }
    .section-intro p { color: hsl(var(--brand-body)); }
    .scope-note { margin: 24px 0; padding: 20px 24px; border-left: 3px solid hsl(var(--brand-blue)); background: hsl(var(--brand-blue-soft)); border-radius: 0 12px 12px 0; }
    .scope-note p:last-child { margin-bottom: 0; }
    .contents { display: flex; flex-wrap: wrap; gap: 10px; margin: 24px 0 32px; }
    .contents a { padding: 9px 14px; border: 1px solid hsl(var(--brand-border)); border-radius: 8px; background: white; font-size: 13px; text-decoration: none; }
    .contents a:hover { background: hsl(var(--brand-surface-muted)); text-decoration: underline; }
    section[id], .question-card { scroll-margin-top: 100px; }
    .question-grid { align-items: start; }
    .question-card { margin: 0; min-width: 0; }
    .question-meta { margin: 0 0 12px; font-size: 11px; font-weight: 600; letter-spacing: .04em; color: hsl(var(--brand-blue)); }
    .question-card fieldset { margin: 0; padding: 0; border: 0; min-width: 0; }
    .question-card legend { padding: 0; margin-bottom: 18px; font-weight: 600; font-size: 17px; line-height: 1.5; color: hsl(var(--brand-ink)); }
    .answer-option { display: flex; align-items: flex-start; gap: 10px; min-height: 48px; padding: 12px; margin-bottom: 8px; background: hsl(var(--brand-surface-muted)); border: 1px solid transparent; border-radius: 8px; font-size: 14px; cursor: pointer; }
    .answer-option:has(input:checked) { background: hsl(var(--brand-blue-soft)); border-color: hsl(var(--brand-blue)); }
    .answer-option input { flex: 0 0 auto; margin: 5px 0 0; width: 16px; height: 16px; accent-color: hsl(var(--brand-blue)); }
    .question-actions { display: flex; flex-wrap: wrap; gap: 10px; margin: 16px 0 0; }
    .question-actions button { padding: 10px 16px; border: 1px solid hsl(var(--brand-border)); border-radius: 8px; background: white; color: hsl(var(--brand-ink)); font: 600 13px/1.5 var(--brand-font); cursor: pointer; }
    .question-actions button[data-check-answer] { background: hsl(var(--brand-blue)); border-color: hsl(var(--brand-blue)); color: white; }
    .question-actions button:disabled { background: hsl(var(--brand-surface-muted)); color: hsl(var(--brand-muted)); border-color: hsl(var(--brand-border)); cursor: not-allowed; }
    .answer-status { margin: 12px 0 0; font-size: 14px; font-weight: 600; color: hsl(var(--brand-ink)); }
    .answer-status:empty { display: none; }
    .question-card details { font-size: 14px; }
    .question-card details p { margin: 12px 0 0; }
    .question-card details a { font-size: 12px; }
    .small-copy { font-size: 13px; color: hsl(var(--brand-muted)); }
    .topic-card p:last-child { margin-bottom: 0; }
    .topic-card .topic-label { font-size: 12px; font-weight: 600; color: hsl(var(--brand-blue)); }
    .exam-facts { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 20px; margin: 24px 0; }
    .exam-facts dl { margin: 0 0 16px; }
    .exam-facts dt { margin-top: 12px; font-size: 12px; color: hsl(var(--brand-muted)); }
    .exam-facts dd { margin: 2px 0 0; font-weight: 600; color: hsl(var(--brand-ink)); }
    .study-steps { list-style: none; counter-reset: step; padding: 0; margin: 24px 0; }
    .study-steps li { position: relative; padding: 0 0 24px 56px; counter-increment: step; }
    .study-steps li::before { content: counter(step); position: absolute; left: 0; top: 0; display: grid; place-items: center; width: 36px; height: 36px; background: hsl(var(--brand-blue-soft)); color: hsl(var(--brand-blue)); border-radius: 10px; font-weight: 600; }
    .study-steps h3 { margin-bottom: 6px; }
    .study-steps p { margin: 0; max-width: 76ch; }
    .faq-grid { max-width: 880px; }
    .faq-grid summary { font-weight: 600; }
    .faq-grid p { margin: 12px 0 0; }
    .resource-list { padding-left: 22px; }
    .resource-list li { padding: 5px 0; }
    .pfc-page-cta h2 { margin: 0 0 16px !important; }
    .pfc-signup-trust { margin: 16px 0 0; font-weight: 600; }
    .pfc-signup-panel .pfc-signup-limits { margin: 8px 0 0; }
    [data-public-layout] .pfc-signup-panel .pfc-cta-plans-link { display: inline; min-height: 0; padding: 0; background: none !important; color: hsl(var(--brand-blue)) !important; text-decoration: underline; font-weight: 400; }
    [data-public-layout] a[data-signup-cta] { gap: 8px; }
    .pfc-signup-strip { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 24px; margin: 32px 0; }
    .pfc-signup-strip > div { flex: 1 1 320px; min-width: 0; }
    .pfc-signup-strip h2 { margin: 0 0 8px; }
    .pfc-signup-strip p { margin: 0; }
    [data-public-layout] a[data-signup-cta]:focus-visible { outline: 2px solid hsl(var(--brand-blue)); outline-offset: 4px; }
    @media (max-width: 760px) { .pfc-signup-strip { align-items: stretch; } .pfc-signup-strip > div { flex-basis: 100%; } .pfc-signup-strip .cta-button { width: 100%; } }
    .pfc-site-footer .footer-row { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 20px; }
    .footer-links { display: flex; flex-wrap: wrap; gap: 18px; }
    .pfc-site-footer p { margin-top: 20px; font-size: 12px; }
    @media (max-width: 760px) { .exam-facts { grid-template-columns: minmax(0, 1fr); } .question-card { padding: 20px !important; } .review-banner span { display: block; } }
    @media (prefers-reduced-motion: reduce) { *, *::before, *::after { scroll-behavior: auto !important; } }
  
.topic-table{width:100%;border-collapse:collapse;margin:24px 0;font-size:14px}.topic-table caption{text-align:left;margin-bottom:12px;font-weight:600}.topic-table th,.topic-table td{text-align:left;padding:12px;border-bottom:1px solid hsl(var(--brand-border));vertical-align:top}.topic-table thead{background:hsl(var(--brand-surface-muted))}.topic-table th[scope=row]{font-weight:500}.table-wrap{max-width:100%;overflow-x:auto}.table-wrap:focus-visible{outline:2px solid hsl(var(--brand-blue));outline-offset:4px}.setup-example{display:block;padding:12px 16px;margin:16px 0;background:hsl(var(--brand-surface-muted));border-radius:8px;color:hsl(var(--brand-ink));overflow-wrap:anywhere;font-size:14px}
.pfc-field-related { margin-top: 40px; }
.pfc-field-related ul { display: flex; flex-wrap: wrap; gap: 12px 24px; padding: 0; list-style: none; }
.pfc-field-review-table { margin: 24px 0; overflow-x: auto; }
.pfc-field-review-table table { width: 100%; border-collapse: collapse; min-width: 520px; }
.pfc-field-review-table th,.pfc-field-review-table td { padding: 16px; text-align: left; vertical-align: top; border-bottom: 1px solid hsl(var(--brand-border)); }
.pfc-field-review-table th { background: hsl(var(--brand-blue-soft)); }
.pfc-field-review-table th[scope="row"] { min-width: 144px; overflow-wrap: normal; }
.pfc-field-review-table:focus-visible { outline: 2px solid hsl(var(--brand-blue)); outline-offset: 4px; }
.pfc-field-chart { width: 100%; height: auto; }