@page { size: A4; margin: 16mm; }
html, body.classroom { background: #fff; font-size: 11pt; min-height: 0; }
body.course-ready { padding-bottom: 0; }
.course-header, .lesson-nav, .skip-link, .media-toggle { display: none !important; }
.lesson { width: 100%; margin: 0; }
.reading-content > section, .course-ready .reading-content > section, .reading-content > section[hidden] { display: block !important; min-height: 0; padding: 0; }
.course-ready .lesson-image img { max-height: none; }
.reading-content > section + section { break-before: page; }
.section-copy { margin-bottom: 10mm; }
.section-copy h2 { font-size: 27pt; }
.lead { font-size: 12pt; }
.detection-example { max-width: 165mm; }
.detection-example figcaption { font-size: 11pt; }
.lesson-image--wide { max-width: 165mm; }
.lesson-image--medium { max-width: 130mm; }
.lesson-image figcaption { font-size: 10pt; }
.question-layout { grid-template-columns: 1fr; gap: 8mm; margin: 0; }
.question-layout .figure-media { max-width: 65mm; margin: 0 auto; }
.quiz-box legend { font-size: 13pt; }
.quiz-option { font-size: 11pt; padding: 4mm 2mm; }
.quiz-status { min-height: 0; margin: 0; }
.iou-lab { grid-template-columns: 1.2fr 1fr; gap: 8mm; }
.iou-controls { display: block; }
.iou-stage { padding: 3mm; }
.iou-score strong { font-size: 52pt; }
.iou-message { margin: 3mm 0; font-size: 11pt; text-align: left; }
.iou-controls input, .iou-controls label, .range-ends { display: none; }
.practice-path { margin: 14mm auto 10mm; }
.practice-path li { font-size: 13pt; }
.outcome-flow { max-width: 100%; }
.outcome-flow div { min-height: 0; padding: 6mm; }
.evaluation-list { max-width: 100%; }
.evolution-line { max-width: 100%; }
.print-detail { display: block; margin-top: 12mm; color: var(--color-text-muted); font-size: 11pt; line-height: 1.6; }
.print-detail p { margin: 0; }