._problemGrid_6tov9_1{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:8px}._card_6tov9_7{border:1px solid #d5e0e0;border-radius:8px;padding:8px 10px;-moz-column-break-inside:avoid;break-inside:avoid}._story_6tov9_14{margin:0;line-height:1.45}._lines_6tov9_19{margin:6px 0 0;line-height:2.1;font-variant-numeric:tabular-nums}._blank_6tov9_25{display:inline-block;border-bottom:1.5px solid currentColor;height:1.1em;vertical-align:baseline}._answer_6tov9_32{color:#166534;font-weight:700}._example_6tov9_37{border:1px dashed #94a3b8;border-radius:8px;padding:6px 10px;margin:8px 0;font-size:.9rem;line-height:1.5}@media(max-width:640px){._problemGrid_6tov9_1{grid-template-columns:1fr}}@media print{._problemGrid_6tov9_1{grid-template-columns:repeat(2,minmax(0,1fr));gap:2.5mm}._card_6tov9_7{padding:2mm 3mm;border-color:#777;font-size:10pt}._lines_6tov9_19{line-height:1.9}._example_6tov9_37{font-size:9pt;padding:1.5mm 3mm;margin:2mm 0}}