.textbook-picker-modal[data-v-7389665a] .ant-modal{top:40px}.textbook-picker-modal[data-v-7389665a] .ant-modal-header{border-bottom:1px solid #f0f0f0;padding:16px 24px;background:linear-gradient(135deg,#f8fbff,#f0f7ff)}.textbook-picker-modal[data-v-7389665a] .ant-modal-title{font-size:16px;font-weight:600;color:#1a1a2e}.textbook-picker-modal[data-v-7389665a] .ant-modal-body{padding:20px 24px 24px;min-height:400px}.textbook-picker-modal[data-v-7389665a] .ant-modal-close-x{width:48px;height:48px;line-height:48px}.picker-header[data-v-7389665a]{-ms-flex-pack:justify;justify-content:space-between;margin-bottom:20px;padding:16px 20px;background:linear-gradient(135deg,#f7f9fc,#edf2f7);border-radius:8px;border:1px solid #e8ecf1}.picker-header[data-v-7389665a],.picker-title[data-v-7389665a]{display:-ms-flexbox;display:flex;-ms-flex-align:center;align-items:center}.picker-title[data-v-7389665a]{gap:12px}.title-icon[data-v-7389665a]{font-size:28px;color:#1890ff;background:rgba(24,144,255,.12);padding:8px;border-radius:8px}.main-title[data-v-7389665a]{font-size:16px;font-weight:600;color:#1a1a2e;line-height:1.4}.sub-title[data-v-7389665a]{font-size:12px;color:#888;line-height:1.4}.search-row[data-v-7389665a]{display:-ms-flexbox;display:flex;-ms-flex-align:center;align-items:center}.search-row[data-v-7389665a] .ant-input-search-button{background:#1890ff;border-color:#1890ff}.search-row[data-v-7389665a] .ant-input{border-radius:4px 0 0 4px!important}.picker-table[data-v-7389665a]{border-radius:8px;overflow:hidden}.picker-table[data-v-7389665a] .ant-table-thead>tr>th{background:#f7f9fc;font-weight:600;color:#444;padding:10px 8px;font-size:13px;white-space:nowrap}.picker-table[data-v-7389665a] .ant-table-tbody>tr>td{padding:10px 8px;font-size:13px}.picker-table[data-v-7389665a] .ant-table-tbody>tr:hover>td{background:#e6f7ff!important}.picker-table[data-v-7389665a] .even-row{background:#fff}.picker-table[data-v-7389665a] .odd-row{background:#fafbfc}.row-index[data-v-7389665a]{display:inline-block;width:22px;height:22px;line-height:22px;text-align:center;background:#f0f2f5;color:#666;border-radius:50%;font-size:12px;font-weight:500}.code-text[data-v-7389665a]{font-family:SFMono-Regular,Consolas,Liberation Mono,Menlo,Courier,monospace;font-size:12px;color:#666;background:#f5f5f5;padding:2px 6px;border-radius:4px}.name-text[data-v-7389665a]{font-weight:500;color:#1a1a2e;font-size:13px}.price-text[data-v-7389665a]{color:#f5222d;font-weight:600}.category-tag[data-v-7389665a]{font-size:12px;margin:0}.empty-cell[data-v-7389665a]{color:#bbb}.picker-table[data-v-7389665a] .ant-btn-primary{background:#1890ff;border-color:#1890ff;border-radius:4px;font-size:12px;padding:0 10px;height:26px}.picker-table[data-v-7389665a] .ant-btn-primary:hover{background:#40a9ff;border-color:#40a9ff}.picker-table[data-v-7389665a] .ant-table-pagination.ant-pagination{margin-top:16px;margin-bottom:0;text-align:right;float:none}.empty-state[data-v-7389665a]{text-align:center;padding:48px 0;color:#bbb}.empty-icon[data-v-7389665a]{font-size:48px;color:#d9d9d9;margin-bottom:12px}.empty-title[data-v-7389665a]{font-size:15px;color:#666;margin-bottom:6px}.empty-desc[data-v-7389665a]{font-size:12px;color:#aaa}.upload-hint[data-v-be3511fe]{color:#999;font-size:12px;margin:4px 0 0}.textbook-info-box[data-v-be3511fe]{margin-top:6px;padding:6px 10px;background:#f0f7ff;border:1px solid #d6e4ff;border-radius:4px;font-size:12px;color:#555;line-height:1.6}.lesson-plan-container[data-v-59e5b799]{padding:16px}.page-header[data-v-59e5b799]{display:-ms-flexbox;display:flex;-ms-flex-pack:justify;justify-content:space-between;-ms-flex-align:center;align-items:center;margin-bottom:16px}.page-header h1[data-v-59e5b799]{font-size:20px;margin:0}.breadcrumb[data-v-59e5b799]{color:#999;margin:4px 0 0;font-size:12px}.search-area[data-v-59e5b799]{margin-bottom:16px;display:-ms-flexbox;display:flex;gap:8px;-ms-flex-wrap:wrap;flex-wrap:wrap;-ms-flex-align:center;align-items:center}.search-area .search-input[data-v-59e5b799],.search-area .search-select[data-v-59e5b799]{width:160px}.action-link[data-v-59e5b799]{color:#1890ff;cursor:pointer}.delete-link[data-v-59e5b799]{color:#f5222d}.action-divider[data-v-59e5b799]{color:#ddd;margin:0 4px}