.ocp-writing{margin:18px 0;padding:0;border-top:1px solid #d6dfd5}.ocp-writing>summary{padding:12px 0;min-height:44px;font-size:17px;line-height:1.6;font-weight:600;cursor:pointer;color:#176747}.ocp-writing[open]>summary{margin-bottom:8px}.ocp-writing label{display:block;font-size:18px!important;line-height:1.7;font-weight:600}.ocp-writing textarea{display:block;box-sizing:border-box;width:100%;min-height:150px;margin:12px 0;padding:12px;border:1px solid #adbfb1;border-radius:8px;background:white;color:#202820;font:18px/1.8 system-ui,sans-serif;resize:vertical}.ocp-writing-note{font-size:15px!important;font-weight:400;color:#58645b;line-height:1.7}.ocp-step-reason{font-size:17px;line-height:1.8;margin-top:14px;border-top:1px solid #d9e2da}.ocp-step-reason>summary{cursor:pointer;padding:10px 0;min-height:44px;color:#176747;font-weight:600}.ocp-step-reason p{font-size:17px!important;line-height:1.8!important;margin:14px 0}.ocp-step-reason .ocr-card{margin:16px 0}.ocp-references{width:100%;min-width:0}.ocp-writing textarea:focus-visible{outline:3px solid #77a488;outline-offset:3px}.minimal-course .gsteps>li,.minimal-course .chain .citem,.minimal-course .ladder .step{margin-bottom:24px}.minimal-course .gsteps .gq,.minimal-course .step-q{font-size:18px;line-height:1.8}.minimal-course .gaskl{font-size:18px!important}@media(max-width:540px){.ocp-writing textarea{min-height:150px}.ocp-step-reason .ocr-topic ul{padding-left:18px}}

/* Keep the diagram readable without widening the exam page. */
.minimal-course .grid>*,.minimal-course .row>*,.minimal-course .col{min-width:0}
.minimal-course .ocp-primary-figure{display:block;box-sizing:border-box;width:100%;max-width:100%;min-width:0;overflow:hidden}
.ocp-figure-controls{display:flex;flex-wrap:wrap;gap:10px;margin:0 0 8px}
.ocp-figure-zoom{min-height:44px;padding:8px 12px;background:#fff;color:#216342;border:1px solid #b8cbbb;border-radius:8px;font-size:16px}
.minimal-course .ocp-figure-note{font-size:16px;line-height:1.6;color:#4b5a50;margin:8px 0 12px}
.ocp-figure-pan{box-sizing:border-box;width:100%;max-width:100%;overflow:auto;overscroll-behavior:contain;touch-action:pan-x pan-y;border:1px solid #dbe1da;border-radius:8px;scrollbar-width:auto;background:#fff}
.ocp-figure-pan.ocp-figure-large{max-height:440px}
.minimal-course .ocp-figure-pan>svg{display:block;flex:none;height:auto;margin:0}
.ocp-figure-pan:focus-visible{outline:3px solid #77a488;outline-offset:3px}
@media(max-width:540px){.ocp-figure-pan.ocp-figure-large{max-height:360px}.minimal-course .ocp-primary-figure{padding:0}}
.minimal-course #panel-train .ansrow label{font-size:18px!important;line-height:1.7}

/* The explanatory proof lines inherit this size, including fraction numerators. */
.minimal-course #panel-train .gsteps>li{font-size:18px;line-height:1.8}