.curriculum-upload-zone{display:grid;gap:10px;text-align:center;border:2px dashed #a8bff0;border-radius:16px;padding:28px 16px;background:#f5f8ff;color:#234579;cursor:pointer}.curriculum-upload-zone strong{font-size:18px}.curriculum-upload-zone small{color:#71809b}.curriculum-upload-zone.dragging,.curriculum-upload-zone:focus-visible{background:#e6efff;border-color:#2563eb;outline:2px solid #2563eb;outline-offset:2px}.curriculum-upload-list{white-space:pre-wrap;overflow-wrap:anywhere;color:#44546b;line-height:1.7}.curriculum-link-fields summary{cursor:pointer;color:#315a92;padding:12px 0}.curriculum-link-fields label{display:grid;gap:8px;margin:12px 0}.math-content{white-space:pre-wrap;overflow-wrap:anywhere}.math-content .katex{white-space:normal}.math-content .katex-display{overflow-x:auto;overflow-y:hidden;padding:6px 0;max-width:100%}.math-preview{border:1px solid #dce4f0;background:#f8faff;padding:12px;border-radius:10px;margin:8px 0;color:#18243a}.math-preview small{color:#708097}.math-error{color:#a23a31}.quiz-question .math-content{display:block}.question-row>div:first-child{min-width:0}