:root{--page-width: 210mm;--page-height: 297mm}*{box-sizing:border-box;margin:0;padding:0}body{font-family:PingFang SC,Microsoft YaHei,Noto Sans SC,sans-serif;background:#e8e8e8;display:flex;flex-direction:column;align-items:center;padding:20px;gap:12px}.toolbar{display:flex;gap:10px;align-items:center;flex-wrap:wrap;justify-content:center;position:sticky;top:20px;z-index:100}.toolbar button{padding:8px 20px;font-size:15px;border:none;border-radius:6px;cursor:pointer;font-weight:600;transition:opacity .15s}.toolbar button:hover{opacity:.85}.btn-print{background:#4a90d9;color:#fff}.btn-regen{background:#fff;color:#333;border:1px solid #ccc}.btn-answer{background:#f5a623;color:#fff}.settings{display:flex;gap:16px;align-items:center;font-size:14px;background:#fff;padding:8px 16px;border-radius:8px;box-shadow:0 1px 4px #00000014}.settings label{display:flex;align-items:center;gap:4px;white-space:nowrap;color:#555}.settings input{width:48px;padding:4px 6px;font-size:14px;text-align:center;border:1px solid #ccc;border-radius:4px}.page{width:var(--page-width);height:var(--page-height);background:#fff;padding:14mm 18mm 16mm;box-shadow:0 2px 12px #0000001f;display:flex;flex-direction:column;gap:0;overflow:hidden}.title{text-align:center;font-size:23px;font-weight:700;letter-spacing:2px;margin-bottom:6px}.info-row{display:flex;justify-content:space-between;font-size:14px;color:#555;border-bottom:1px dashed #ccc;padding-bottom:5px;margin-bottom:8px}.info-row .blank-line{border-bottom:1px solid #999;min-width:90px;display:inline-block}.info-row .blank-line.short{min-width:50px}.section-title{font-size:16px;font-weight:700;background:#f0f0f0;padding:2px 10px;border-radius:4px;margin-bottom:2px}.instruction{font-size:12px;color:#666;margin-bottom:4px;padding-left:4px}.fill-grid{display:grid;grid-template-columns:repeat(5,1fr);gap:4px 10px;margin-bottom:12px}.fill-item{display:flex;align-items:baseline;gap:4px;padding:3px 6px;border:1px solid #e0e0e0;border-radius:3px}.fill-item .char{font-size:22px;font-weight:700;line-height:1.4;white-space:nowrap}.fill-item .write-line{flex:1;min-width:40px;border-bottom:2px solid #bbb;align-self:flex-end;margin-bottom:3px}.fill-item .answer-pinyin{display:none;font-size:13px;align-self:flex-end;margin-bottom:3px;white-space:nowrap}.page.show-answers .fill-item .write-line{display:none}.page.show-answers .fill-item .answer-pinyin{display:inline;color:#d9534f;font-weight:600}.choice-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:3px 10px}.choice-item{display:flex;align-items:center;gap:4px;padding:3px 5px;border:1px solid #e8e8e8;border-radius:3px}.choice-item .char{font-size:20px;font-weight:700;flex-shrink:0}.choice-item .opts{display:flex;gap:6px;flex-wrap:wrap}.choice-item .opts span{display:inline-block;padding:1px 10px;border:1px solid #bbb;border-radius:12px;font-size:13px;white-space:nowrap}.page.show-answers .choice-item .opts .wrong{color:#aaa;border-color:#ddd}.page.show-answers .choice-item .opts .right{color:#5cb85c;border-color:#5cb85c;font-weight:700}@media print{@page{size:A4;margin:0}html,body{margin:0;padding:0;width:210mm;height:297mm;overflow:hidden;background:#fff}body{display:block}#root{width:210mm;height:297mm;overflow:hidden}.toolbar,.settings{display:none!important}.page{box-shadow:none;width:210mm;height:297mm;padding:12mm 14mm 14mm;overflow:hidden;break-after:avoid;page-break-after:avoid}}