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8px;border-radius:6px}._removeExBtn_2oqx2_233{background:none;border:none;color:#ef4444;font-size:.8rem;font-weight:600;cursor:pointer}._removeExBtn_2oqx2_233:hover{text-decoration:underline}._exampleGrid_2oqx2_246{display:grid;grid-template-columns:1fr 1fr;gap:12px}._modalFooter_2oqx2_252{padding:16px 28px;border-top:1px solid #e2e8f0;background:#f8fafc;display:flex;justify-content:flex-end;gap:12px}._cancelBtn_2oqx2_261{padding:10px 20px;border:1px solid #cbd5e1;background:#fff;color:#475569;border-radius:10px;font-weight:600;font-size:.9rem;cursor:pointer;transition:all .2s}._cancelBtn_2oqx2_261:hover{background:#f1f5f9}._submitBtn_2oqx2_277{padding:10px 24px;background:linear-gradient(135deg,#1d4ed8,#2563eb);color:#fff;border:none;border-radius:10px;font-weight:700;font-size:.9rem;cursor:pointer;box-shadow:0 4px 12px #2563eb40;transition:all .2s}._submitBtn_2oqx2_277:hover:not(:disabled){background:linear-gradient(135deg,#1e40af,#1d4ed8);transform:translateY(-1px)}._submitBtn_2oqx2_277:disabled{opacity:.6;cursor:not-allowed}@media (max-width: 640px){._row3_2oqx2_117,._exampleGrid_2oqx2_246{grid-template-columns:1fr}}._backdrop_1btt1_1{position:fixed;top:0;right:0;bottom:0;left:0;background:#0f172a99;-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);z-index:1000;display:flex;align-items:center;justify-content:center;padding:20px;animation:_fadeIn_1btt1_1 .2s ease}@keyframes _fadeIn_1btt1_1{0%{opacity:0}to{opacity:1}}._modal_1btt1_19{background:#fff;width:min(780px,100%);max-height:90vh;border-radius:20px;box-shadow:0 25px 50px -12px #00000040;display:flex;flex-direction:column;overflow:hidden;animation:_slideUp_1btt1_1 .25s ease}@keyframes _slideUp_1btt1_1{0%{transform:translateY(20px);opacity:0}to{transform:translateY(0);opacity:1}}._modalHeader_1btt1_36{padding:20px 28px;border-bottom:1px solid 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#bbf7d0;color:#166534;border-radius:10px;font-size:.9rem;font-weight:600}._body_1btt1_112{padding:24px 28px;overflow-y:auto;display:flex;flex-direction:column;gap:18px}._dropZone_1btt1_120{border:2px dashed #93c5fd;background:#f0f7ff;border-radius:14px;padding:24px;cursor:pointer;transition:all .2s}._dropZone_1btt1_120:hover{border-color:#3b82f6;background:#e0f0fe}._dropContent_1btt1_134{display:flex;align-items:center;gap:16px}._dropIcon_1btt1_140{font-size:36px}._dropTitle_1btt1_144{margin:0;font-size:.95rem;color:#1e3a8a}._dropDesc_1btt1_150{margin:4px 0 0;font-size:.82rem;color:#64748b}._lessonInputRow_1btt1_156{display:flex;align-items:center;gap:12px;flex-wrap:wrap;background:#f8fafc;border:1px solid #e2e8f0;padding:12px 16px;border-radius:12px}._lessonInputRow_1btt1_156 label{font-size:.88rem;font-weight:700;color:#334155}._numInput_1btt1_173{width:90px;padding:6px 10px;border:1.5px solid 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#e2e8f0}._previewCount_1btt1_242{color:#166534;font-weight:600}._previewLevel_1btt1_247{color:#2563eb;font-weight:700}._previewTable_1btt1_252{padding:8px 12px;display:flex;flex-direction:column;gap:6px}._previewRow_1btt1_259{display:grid;grid-template-columns:80px 100px 70px 1fr 70px;align-items:center;padding:6px 10px;background:#fff;border-radius:6px;font-size:.85rem;border:1px solid #f1f5f9}._previewHanzi_1btt1_270{font-weight:700;color:#0f172a;font-size:1rem}._previewPinyin_1btt1_276{color:#64748b}._previewPos_1btt1_280{color:#0284c7;font-size:.78rem}._previewMeaning_1btt1_285{color:#334155;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}._previewExamples_1btt1_292{color:#16a34a;font-size:.75rem;text-align:right}._previewMore_1btt1_298{text-align:center;font-size:.8rem;color:#64748b;padding:6px 0;font-style:italic}._modalFooter_1btt1_306{padding:16px 28px;border-top:1px solid #e2e8f0;background:#f8fafc;display:flex;justify-content:flex-end;gap:12px}._cancelBtn_1btt1_315{padding:10px 20px;border:1px solid #cbd5e1;background:#fff;color:#475569;border-radius:10px;font-weight:600;font-size:.9rem;cursor:pointer}._cancelBtn_1btt1_315:hover{background:#f1f5f9}._submitBtn_1btt1_330{padding:10px 24px;background:linear-gradient(135deg,#1d4ed8,#2563eb);color:#fff;border:none;border-radius:10px;font-weight:700;font-size:.9rem;cursor:pointer;box-shadow:0 4px 12px #2563eb40;transition:all .2s}._submitBtn_1btt1_330:hover:not(:disabled){background:linear-gradient(135deg,#1e40af,#1d4ed8);transform:translateY(-1px)}._submitBtn_1btt1_330:disabled{opacity:.6;cursor:not-allowed}._backdrop_ke8ul_1{position:fixed;top:0;right:0;bottom:0;left:0;background:#0f172a99;-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);z-index:1000;display:flex;align-items:center;justify-content:center;padding:20px;animation:_fadeIn_ke8ul_1 .2s ease}@keyframes _fadeIn_ke8ul_1{0%{opacity:0}to{opacity:1}}._modal_ke8ul_19{background:#fff;width:min(580px,100%);border-radius:20px;box-shadow:0 25px 50px -12px #00000040;display:flex;flex-direction:column;overflow:hidden;animation:_slideUp_ke8ul_1 .25s ease}@keyframes _slideUp_ke8ul_1{0%{transform:translateY(20px);opacity:0}to{transform:translateY(0);opacity:1}}._modalHeader_ke8ul_35{padding:20px 24px;border-bottom:1px solid #e2e8f0;display:flex;justify-content:space-between;align-items:center;background:#f8fafc}._headerTitle_ke8ul_44{display:flex;align-items:center;gap:14px}._headerIcon_ke8ul_50{font-size:24px;background:#fef3c7;width:44px;height:44px;border-radius:12px;display:grid;place-items:center}._headerTitle_ke8ul_44 h3{margin:0;font-size:1.2rem;font-weight:800;color:#0f172a}._headerSub_ke8ul_67{margin:2px 0 0;font-size:.82rem;color:#64748b}._closeBtn_ke8ul_73{background:none;border:none;font-size:24px;color:#94a3b8;cursor:pointer;padding:4px 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#cbd5e1;border-radius:10px;font-size:.95rem;font-weight:600;color:#0f172a;background:#fff}._select_ke8ul_151:focus{outline:none;border-color:#2563eb}._modalFooter_ke8ul_166{padding:16px 24px;border-top:1px solid #e2e8f0;background:#f8fafc;display:flex;justify-content:flex-end;gap:12px}._cancelBtn_ke8ul_175{padding:10px 20px;border:1px solid #cbd5e1;background:#fff;color:#475569;border-radius:10px;font-weight:600;font-size:.9rem;cursor:pointer}._cancelBtn_ke8ul_175:hover{background:#f1f5f9}._submitBtn_ke8ul_190{padding:10px 24px;background:linear-gradient(135deg,#d97706,#f59e0b);color:#fff;border:none;border-radius:10px;font-weight:700;font-size:.9rem;cursor:pointer;box-shadow:0 4px 12px #f59e0b40;transition:all 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#2563eb1f}._clearBtn_z6ehw_121{position:absolute;right:10px;top:50%;transform:translateY(-50%);background:none;border:none;color:#94a3b8;font-size:16px;cursor:pointer}._select_z6ehw_133{padding:9px 14px;border:1.5px solid #cbd5e1;border-radius:10px;font-size:.88rem;font-weight:600;color:#334155;background:#f8fafc;cursor:pointer;transition:all .2s}._select_z6ehw_133:focus{outline:none;border-color:#2563eb;background:#fff}._toolbarRight_z6ehw_151{display:flex;align-items:center;gap:10px}._actionBtnPrimary_z6ehw_157{background:linear-gradient(135deg,#1d4ed8,#2563eb);color:#fff;border:none;padding:9px 18px;border-radius:10px;font-size:.88rem;font-weight:700;cursor:pointer;box-shadow:0 4px 12px #2563eb38;transition:all .2s;display:flex;align-items:center;gap:6px}._actionBtnPrimary_z6ehw_157:hover{background:linear-gradient(135deg,#1e40af,#1d4ed8);transform:translateY(-1px)}._actionBtnSecondary_z6ehw_178{background:#fff;color:#334155;border:1.5px solid #cbd5e1;padding:9px 16px;border-radius:10px;font-size:.88rem;font-weight:700;cursor:pointer;transition:all .2s;display:flex;align-items:center;gap:6px}._actionBtnSecondary_z6ehw_178:hover{background:#f8fafc;border-color:#94a3b8}._tableWrapper_z6ehw_199{background:#fff;border:1px solid #e2e8f0;border-radius:16px;overflow-x:auto;box-shadow:0 1px 3px #0000000d}._table_z6ehw_199{width:100%;border-collapse:collapse;text-align:left}._table_z6ehw_199 th{background:#f8fafc;color:#475569;font-size:.8rem;font-weight:700;text-transform:uppercase;letter-spacing:.5px;padding:14px 18px;border-bottom:1.5px solid #e2e8f0;white-space:nowrap}._table_z6ehw_199 td{padding:14px 18px;border-bottom:1px solid #f1f5f9;font-size:.9rem;color:#1e293b;vertical-align:middle}._row_z6ehw_233:hover{background:#f8fafc}._idCell_z6ehw_237{color:#94a3b8;font-family:monospace;font-size:.85rem}._hanziCell_z6ehw_243{display:flex;align-items:center;gap:8px}._hanziText_z6ehw_249{font-size:1.15rem;font-weight:700;color:#0f172a}._audioBtn_z6ehw_255{background:#f1f5f9;border:1px solid #e2e8f0;border-radius:6px;padding:3px 6px;cursor:pointer;font-size:12px;transition:all .15s}._audioBtn_z6ehw_255:hover{background:#e2e8f0}._audioBtnPlaying_z6ehw_269{background:#dbeafe!important;border-color:#93c5fd!important}._pinyinCell_z6ehw_274{color:#475569;font-weight:500}._posBadge_z6ehw_279{display:inline-block;background:#f1f5f9;color:#475569;border:1px solid #e2e8f0;padding:2px 8px;border-radius:6px;font-size:.78rem;font-weight:600}._meaningCell_z6ehw_290{max-width:260px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;font-weight:500}._hvCell_z6ehw_298{color:#64748b;font-style:italic;font-size:.85rem}._levelPill_z6ehw_304{display:inline-block;padding:3px 8px;border-radius:999px;font-size:.75rem;font-weight:800;border:1px solid}._lessonCell_z6ehw_313{color:#475569;font-weight:600}._exampleCountBadge_z6ehw_318{display:inline-block;background:#f0fdf4;color:#16a34a;border:1px solid #bbf7d0;padding:2px 8px;border-radius:999px;font-size:.78rem;font-weight:700}._actionBtns_z6ehw_329{display:flex;align-items:center;justify-content:center;gap:8px}._editBtn_z6ehw_336,._deleteBtn_z6ehw_336{background:#fff;border:1px solid #e2e8f0;border-radius:8px;padding:6px 10px;cursor:pointer;font-size:14px;transition:all .2s}._editBtn_z6ehw_336:hover{background:#eff6ff;border-color:#bfdbfe}._deleteBtn_z6ehw_336:hover{background:#fef2f2;border-color:#fecaca}._loadingState_z6ehw_357,._errorState_z6ehw_357,._emptyState_z6ehw_357{padding:60px 20px;text-align:center;display:flex;flex-direction:column;align-items:center;gap:12px;color:#64748b}._spinner_z6ehw_367{width:32px;height:32px;border:3px solid #e2e8f0;border-top-color:#2563eb;border-radius:50%;animation:_spin_z6ehw_367 .8s linear infinite}@keyframes _spin_z6ehw_367{to{transform:rotate(360deg)}}._emptyIcon_z6ehw_380{font-size:48px}._retryBtn_z6ehw_384{padding:8px 18px;background:#2563eb;color:#fff;border:none;border-radius:8px;font-weight:600;cursor:pointer}._paginationBar_z6ehw_395{display:flex;justify-content:space-between;align-items:center;padding:14px 20px;background:#fff;border:1px solid #e2e8f0;border-radius:14px;flex-wrap:wrap;gap:12px}._paginationInfo_z6ehw_407{font-size:.88rem;color:#64748b}._paginationControls_z6ehw_412{display:flex;align-items:center;gap:16px}._pageSizeWrapper_z6ehw_418{display:flex;align-items:center;gap:8px;font-size:.85rem;color:#64748b}._pageSizeSelect_z6ehw_426{padding:5px 8px;border:1.5px solid #cbd5e1;border-radius:6px;font-size:.85rem;font-weight:600}._pageBtns_z6ehw_434{display:flex;align-items:center;gap:6px}._pageBtn_z6ehw_434{padding:6px 14px;background:#fff;border:1.5px solid #cbd5e1;border-radius:8px;font-size:.85rem;font-weight:600;color:#334155;cursor:pointer;transition:all .2s}._pageBtn_z6ehw_434:hover:not(:disabled){background:#f8fafc;border-color:#94a3b8}._pageBtn_z6ehw_434:disabled{opacity:.5;cursor:not-allowed}._currentPageBadge_z6ehw_462{padding:6px 12px;background:#2563eb;color:#fff;border-radius:8px;font-size:.85rem;font-weight:700}@media (max-width: 768px){._toolbar_z6ehw_64,._toolbarLeft_z6ehw_77,._toolbarRight_z6ehw_151{flex-direction:column;align-items:stretch}._searchBox_z6ehw_85{max-width:none}}._pageHeader_1rqd7_1{display:flex;justify-content:space-between;align-items:flex-start;margin-bottom:24px}._pageTitle_1rqd7_8{font-size:1.6rem;font-weight:800;color:var(--text, #142033);margin:0;letter-spacing:-.4px}._pageDesc_1rqd7_16{color:var(--muted, #60708a);font-size:.92rem;margin:6px 0 0}._page_18azc_2{max-width:1100px;margin:0 auto;padding:32px 24px 64px;font-family:Inter,system-ui,sans-serif}._header_18azc_10{display:flex;align-items:flex-start;gap:18px;margin-bottom:28px}._backBtn_18azc_17{margin-top:4px;padding:9px 16px;border-radius:12px;border:1px solid #e2e8f0;background:#fff;color:#64748b;font-weight:600;cursor:pointer;white-space:nowrap;transition:.15s}._backBtn_18azc_17:hover{background:#f1f5f9}._clearFilterBtn_18azc_31{margin-left:auto;padding:8px 14px;background:#fef2f2;border:1px solid #fca5a5;color:#b91c1c;border-radius:10px;font-weight:700;font-size:13px;cursor:pointer;transition:.15s;white-space:nowrap}._clearFilterBtn_18azc_31:hover{background:#fee2e2}._title_18azc_46{font-size:26px;font-weight:800;color:#1e293b;margin:0 0 4px}._subtitle_18azc_52{margin:0;color:#64748b;font-size:14px}._center_18azc_59{text-align:center;padding:60px 20px;color:#64748b}._spinner_18azc_64{width:40px;height:40px;border:4px solid #e2e8f0;border-top-color:#3b82f6;border-radius:50%;animation:_spin_18azc_64 .8s linear infinite;margin:0 auto 16px}@keyframes _spin_18azc_64{to{transform:rotate(360deg)}}._errorBox_18azc_75{display:flex;align-items:center;gap:16px;background:#fef2f2;border:1px solid #fca5a5;color:#b91c1c;border-radius:14px;padding:18px 22px;font-weight:500}._loginBtn_18azc_86{margin-left:auto;padding:8px 18px;background:#2563eb;color:#fff;border:0;border-radius:10px;font-weight:700;cursor:pointer}._empty_18azc_97{text-align:center;padding:80px 20px;color:#64748b}._emptyIcon_18azc_102{font-size:48px;margin-bottom:12px}._empty_18azc_97 p{font-size:16px;margin:0 0 20px}._startBtn_18azc_104{padding:12px 28px;background:#2563eb;color:#fff;border:0;border-radius:14px;font-weight:700;font-size:15px;cursor:pointer;transition:.15s}._startBtn_18azc_104:hover{background:#1d4ed8}._statsBar_18azc_118{display:flex;gap:16px;margin-bottom:20px;flex-wrap:wrap}._statItem_18azc_124{flex:1;min-width:120px;background:#fff;border:1px solid #e2e8f0;border-radius:14px;padding:16px 20px;text-align:center}._statNum_18azc_133{display:block;font-size:28px;font-weight:800;color:#1e293b;line-height:1.2}._statLabel_18azc_140{display:block;font-size:12px;color:#94a3b8;margin-top:4px}._tableWrap_18azc_148{overflow-x:auto;background:#fff;border:1px solid #e2e8f0;border-radius:18px;box-shadow:0 2px 16px #0000000d}._table_18azc_148{width:100%;border-collapse:collapse;font-size:14px}._table_18azc_148 thead tr{border-bottom:1px solid #e2e8f0}._table_18azc_148 th{padding:14px 16px;text-align:left;font-weight:700;color:#64748b;font-size:12px;text-transform:uppercase;letter-spacing:.5px;white-space:nowrap;background:#f8fafc}._table_18azc_148 th:first-child{border-radius:18px 0 0}._table_18azc_148 th:last-child{border-radius:0 18px 0 0}._table_18azc_148 td{padding:14px 16px;border-bottom:1px solid #f1f5f9;vertical-align:middle}._table_18azc_148 tbody tr:last-child td{border-bottom:none}._table_18azc_148 tbody tr:hover{background:#f8fafc}._rowPass_18azc_190{background:#f0fdf4!important}._rowFail_18azc_191{background:#fff5f5!important}._num_18azc_194{color:#94a3b8;font-weight:600;font-size:13px}._examTitle_18azc_196{font-weight:600;color:#1e293b;max-width:220px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}._levelBadge_18azc_205{background:#eff6ff;color:#1d4ed8;border:1px solid #bfdbfe;padding:3px 10px;border-radius:20px;font-weight:700;font-size:12px;white-space:nowrap}._type_18azc_216{color:#64748b;font-size:13px}._score_18azc_218{font-weight:700}._scoreGreen_18azc_219{color:#16a34a}._scoreRed_18azc_220{color:#dc2626}._pctWrap_18azc_223{display:flex;align-items:center;gap:8px;min-width:100px}._pctBar_18azc_229{flex:1;height:6px;background:#e2e8f0;border-radius:99px;overflow:hidden}._pctFill_18azc_236{height:100%;border-radius:99px;transition:width .4s}._pctGreen_18azc_241{background:#22c55e}._pctRed_18azc_242{background:#ef4444}._pctText_18azc_243{font-size:13px;font-weight:700;color:#374151;min-width:36px}._time_18azc_250{color:#64748b;font-size:13px;white-space:nowrap}._badgePass_18azc_253{display:inline-block;background:#dcfce7;color:#15803d;border:1px solid #86efac;padding:4px 10px;border-radius:20px;font-size:12px;font-weight:700;white-space:nowrap}._badgeFail_18azc_264{display:inline-block;background:#fee2e2;color:#b91c1c;border:1px solid #fca5a5;padding:4px 10px;border-radius:20px;font-size:12px;font-weight:700;white-space:nowrap}._badgeNeutral_18azc_275{display:inline-block;background:#f1f5f9;color:#64748b;border:1px solid #cbd5e1;padding:4px 10px;border-radius:20px;font-size:12px;font-weight:700}._date_18azc_286{color:#64748b;font-size:13px;white-space:nowrap}._reviewBtn_18azc_289{padding:7px 14px;background:#2563eb;color:#fff;border:0;border-radius:9px;font-weight:700;font-size:13px;cursor:pointer;transition:.15s;white-space:nowrap}._reviewBtn_18azc_289:hover{background:#1d4ed8;transform:translateY(-1px)}._noReview_18azc_303{color:#cbd5e1}._pagination_18azc_306{display:flex;justify-content:center;align-items:center;gap:8px;margin-top:24px;flex-wrap:wrap}._pageBtn_18azc_314{padding:8px 16px;border:1px solid #e2e8f0;background:#fff;border-radius:10px;font-weight:600;color:#64748b;cursor:pointer;transition:.15s}._pageBtn_18azc_314:disabled{opacity:.4;cursor:not-allowed}._pageBtn_18azc_314:not(:disabled):hover{background:#f1f5f9}._pageNum_18azc_326{width:36px;height:36px;border:1px solid #e2e8f0;background:#fff;border-radius:10px;font-weight:600;color:#374151;cursor:pointer;transition:.15s}._pageActive_18azc_337{background:#2563eb;color:#fff;border-color:#2563eb}@media (max-width: 700px){._page_18azc_2{padding:20px 12px 48px}._title_18azc_46{font-size:20px}._statsBar_18azc_118{gap:10px}._statItem_18azc_124{padding:12px}._statNum_18azc_133{font-size:22px}}._container_1ts1d_1{min-height:100vh;width:100%;display:flex;flex-direction:column;align-items:center;justify-content:center;background:#fff;padding:24px;text-align:center;box-sizing:border-box}._code_1ts1d_14{font-size:clamp(80px,16vw,130px);font-weight:800;color:var(--blue-900, #0b3d91);line-height:1;margin:0 0 16px;letter-spacing:-2px;-webkit-user-select:none;user-select:none}._message_1ts1d_24{font-size:18px;color:var(--muted, #60708a);margin:0 0 32px;font-weight:500}._homeBtn_1ts1d_31{border:0;border-radius:12px;padding:13px 32px;cursor:pointer;font-weight:700;font-size:15px;color:#fff;background:linear-gradient(135deg,var(--blue-800, #1557c0),var(--blue-600, #2382f6));box-shadow:0 8px 20px #1769e038;transition:transform .2s ease,box-shadow .2s ease}._homeBtn_1ts1d_31:hover{transform:translateY(-2px);box-shadow:0 12px 26px #1769e052}._homeBtn_1ts1d_31:active{transform:translateY(0)}._container_ewvhb_1{min-height:100vh;width:100%;display:flex;flex-direction:column;align-items:center;justify-content:center;background:#fff;padding:24px;text-align:center;box-sizing:border-box}._iconWrap_ewvhb_14{width:80px;height:80px;border-radius:22px;background:var(--blue-50, #f5faff);border:1px solid var(--line, #dce8f6);display:flex;align-items:center;justify-content:center;font-size:38px;margin-bottom:24px;-webkit-user-select:none;user-select:none}._title_ewvhb_28{font-size:clamp(24px,4vw,32px);font-weight:800;color:var(--blue-950, #082a63);margin:0 0 12px}._message_ewvhb_35{font-size:16px;line-height:1.6;color:var(--muted, #60708a);max-width:460px;margin:0 0 32px;font-weight:500}._homeBtn_ewvhb_44{border:0;border-radius:12px;padding:13px 32px;cursor:pointer;font-weight:700;font-size:15px;color:#fff;background:linear-gradient(135deg,var(--blue-800, #1557c0),var(--blue-600, #2382f6));box-shadow:0 8px 20px #1769e038;transition:transform .2s ease,box-shadow .2s ease}._homeBtn_ewvhb_44:hover{transform:translateY(-2px);box-shadow:0 12px 26px #1769e052}._homeBtn_ewvhb_44:active{transform:translateY(0)}._container_13hlf_1{width:100%;border-bottom:1px solid var(--line, #dce8f6);background:var(--white, #ffffff);position:sticky;top:72px;z-index:20;box-shadow:0 4px 16px #10468c0a}._scrollWrapper_13hlf_11{max-width:1160px;margin:0 auto;padding:10px 20px;overflow-x:auto;scrollbar-width:none;-ms-overflow-style:none}._scrollWrapper_13hlf_11::-webkit-scrollbar{display:none}._tabsList_13hlf_24{display:flex;gap:10px;min-width:max-content}._tabBtn_13hlf_30{display:flex;align-items:center;gap:10px;padding:10px 18px;border-radius:999px;border:1.5px solid var(--line, #dce8f6);background:var(--white, #ffffff);color:var(--text, #142033);font-family:inherit;transition:all .2s cubic-bezier(.16,1,.3,1);position:relative;cursor:pointer;white-space:nowrap}._tabBtn_13hlf_30:hover{border-color:var(--level-border, #bfdbfe);background:var(--level-light, #f0f9ff);transform:translateY(-1px)}._activeTab_13hlf_52{border-color:var(--level-color, #2382f6);background:var(--level-light, #f0f9ff);box-shadow:0 4px 12px #10468c14}._tabIcon_13hlf_58{font-size:1.25rem;line-height:1}._tabInfo_13hlf_63{display:flex;flex-direction:column;align-items:flex-start;text-align:left}._tabTitle_13hlf_70{font-size:.95rem;font-weight:700;line-height:1.2;color:var(--text, #142033)}._activeTab_13hlf_52 ._tabTitle_13hlf_70{color:var(--level-badge, #1557c0)}._tabSub_13hlf_81{font-size:.75rem;font-weight:500;color:var(--muted, #60708a)}._activeTab_13hlf_52 ._tabSub_13hlf_81{color:var(--level-badge, #1557c0);opacity:.85}._activePill_13hlf_92{position:absolute;bottom:-11px;left:50%;transform:translate(-50%);width:24px;height:3px;border-radius:999px;background:var(--level-color, #2382f6)}@media (max-width: 640px){._container_13hlf_1{top:64px}._scrollWrapper_13hlf_11{padding:8px 16px}._tabBtn_13hlf_30{padding:8px 14px;gap:8px}._tabTitle_13hlf_70{font-size:.88rem}._tabSub_13hlf_81{font-size:.7rem}}._hero_13l0i_1{background:linear-gradient(180deg,var(--level-light, #f0fdf4) 0%,#ffffff 100%);padding:44px 0 32px;border-bottom:1px solid var(--line, #dce8f6)}._heroGrid_13l0i_7{display:grid;grid-template-columns:1.2fr .8fr;gap:36px;align-items:center}._infoCol_13l0i_14{display:flex;flex-direction:column;gap:14px}._badgeRow_13l0i_20{display:flex;align-items:center;gap:12px;flex-wrap:wrap}._levelPill_13l0i_27{display:inline-flex;align-items:center;gap:6px;padding:6px 14px;border-radius:999px;background:var(--white, #ffffff);border:1.5px solid var(--level-border, #bbf7d0);color:var(--level-badge, #15803d);font-size:.85rem;font-weight:700;box-shadow:0 2px 8px #0000000a}._vocabCountBadge_13l0i_41{font-size:.82rem;font-weight:600;color:var(--muted, #60708a);background:#0000000a;padding:4px 10px;border-radius:8px}._title_13l0i_50{font-size:clamp(2rem,3.5vw,2.75rem);font-weight:800;color:var(--text, #142033);letter-spacing:-1px;line-height:1.15}._title_13l0i_50 span{color:var(--level-color, #22c55e);position:relative}._description_13l0i_63{font-size:1.05rem;line-height:1.6;color:var(--muted, #60708a);max-width:580px}._tagsList_13l0i_70{display:flex;gap:8px;flex-wrap:wrap;margin-top:4px}._tagItem_13l0i_77{font-size:.8rem;font-weight:500;color:var(--muted, #60708a);background:var(--white, #ffffff);border:1px solid var(--line, #dce8f6);padding:4px 10px;border-radius:6px}._statsCard_13l0i_88{background:var(--white, #ffffff);border:1.5px solid var(--level-border, #bbf7d0);border-radius:var(--radius, 22px);padding:24px;box-shadow:0 12px 36px #10468c0f;display:flex;flex-direction:column;gap:16px}._statsHeader_13l0i_99{display:flex;justify-content:space-between;align-items:center}._statsTitle_13l0i_105{font-size:.95rem;font-weight:700;color:var(--text, #142033)}._progressValue_13l0i_111{font-size:1.1rem;font-weight:800;color:var(--level-color, #22c55e)}._progressBar_13l0i_117{width:100%;height:8px;background:#e2e8f0;border-radius:999px;overflow:hidden}._progressFill_13l0i_125{height:100%;background:var(--level-color, #22c55e);border-radius:999px;transition:width .6s cubic-bezier(.16,1,.3,1)}._statsMetrics_13l0i_132{display:grid;grid-template-columns:repeat(4,1fr);gap:12px;padding-top:12px;border-top:1px dashed var(--line, #dce8f6)}._metricItem_13l0i_140{display:flex;flex-direction:column;align-items:center;text-align:center}._metricNumber_13l0i_147{font-size:1.35rem;font-weight:800;color:var(--text, #142033);line-height:1.2}._metricLabel_13l0i_154{font-size:.75rem;font-weight:600;color:var(--muted, #60708a);margin-top:2px}@media (max-width: 900px){._heroGrid_13l0i_7{grid-template-columns:1fr;gap:24px}}@media (max-width: 480px){._statsMetrics_13l0i_132{grid-template-columns:repeat(2,1fr);gap:14px}._title_13l0i_50{font-size:1.75rem}}._card_ea71p_1{background:var(--white, #ffffff);border:1.5px solid var(--line, #dce8f6);border-radius:18px;padding:22px;display:flex;flex-direction:column;gap:12px;transition:all .25s cubic-bezier(.16,1,.3,1);box-shadow:0 4px 16px #10468c0a;position:relative}._card_ea71p_1:hover{border-color:var(--card-border, #bfdbfe);transform:translateY(-3px);box-shadow:0 12px 28px #10468c14}._cardHeader_ea71p_20{display:flex;justify-content:space-between;align-items:center}._lessonBadge_ea71p_26{font-size:.8rem;font-weight:800;color:var(--card-color, #2382f6);background:var(--card-light, #f0f9ff);padding:4px 10px;border-radius:8px;border:1px solid var(--card-border, #bae6fd);text-transform:uppercase;letter-spacing:.5px}._statusPill_ea71p_38{font-size:.75rem;font-weight:700;padding:4px 8px;border-radius:6px}._newPill_ea71p_45{color:var(--muted, #60708a);background:#f1f5f9}._inProgressPill_ea71p_50{color:#b45309;background:#fffbeb}._completedPill_ea71p_55{color:#15803d;background:#f0fdf4}._title_ea71p_60{font-size:1.15rem;font-weight:700;color:var(--text, #142033);line-height:1.35;margin:0}._wordMeta_ea71p_68{display:flex;justify-content:space-between;align-items:center;font-size:.85rem;color:var(--muted, #60708a)}._wordCount_ea71p_76 b{color:var(--text, #142033);font-weight:700}._learnedInfo_ea71p_81{font-size:.8rem}._progressBar_ea71p_85{width:100%;height:6px;background:#f1f5f9;border-radius:999px;overflow:hidden}._progressFill_ea71p_93{height:100%;background:var(--card-color, #2382f6);border-radius:999px;transition:width .5s ease}._cardFooter_ea71p_100{margin-top:4px;padding-top:12px;border-top:1px solid var(--line, #dce8f6)}._viewBtn_ea71p_106{display:flex;justify-content:space-between;align-items:center;padding:8px 12px;border-radius:10px;background:var(--card-light, #f0f9ff);color:var(--card-color, #2382f6);font-size:.88rem;font-weight:700;text-decoration:none;transition:all .2s ease}._viewBtn_ea71p_106:hover{background:var(--card-color, #2382f6);color:#fff}._arrowIcon_ea71p_125{font-size:1.1rem;transition:transform .2s ease}._viewBtn_ea71p_106:hover ._arrowIcon_ea71p_125{transform:translate(4px)}._contentSection_1bks1_1{padding:40px 0 80px;background:#fafcff;min-height:480px}._sectionHeader_1bks1_7{display:flex;justify-content:space-between;align-items:flex-end;margin-bottom:28px;gap:20px;flex-wrap:wrap}._sectionTitle_1bks1_16{font-size:1.6rem;font-weight:800;color:var(--text, #142033);letter-spacing:-.5px;line-height:1.25}._sectionTitle_1bks1_16 span{color:var(--blue-600, #2382f6)}._sectionSubtitle_1bks1_28{font-size:.95rem;color:var(--muted, #60708a);margin-top:6px;max-width:600px}._lessonGrid_1bks1_35,._loadingGrid_1bks1_42{display:grid;grid-template-columns:repeat(auto-fill,minmax(260px,1fr));gap:20px}._skeletonCard_1bks1_48{height:180px;border-radius:18px;background:linear-gradient(90deg,#f1f5f9 25%,#e2e8f0,#f1f5f9 75%);background-size:200% 100%;animation:_shimmer_1bks1_1 1.5s infinite}@keyframes _shimmer_1bks1_1{0%{background-position:200% 0}to{background-position:-200% 0}}._emptyBox_1bks1_62{text-align:center;padding:64px 24px;background:var(--white, #ffffff);border:1.5px dashed var(--line, #dce8f6);border-radius:24px;max-width:580px;margin:32px auto;display:flex;flex-direction:column;align-items:center}._emptyIcon_1bks1_75{font-size:3rem;margin-bottom:16px}._emptyTitle_1bks1_80{font-size:1.25rem;font-weight:700;color:var(--text, #142033);margin-bottom:8px}._emptyDesc_1bks1_87{font-size:.95rem;color:var(--muted, #60708a);line-height:1.6;margin-bottom:24px}._switchBtn_1bks1_94{padding:10px 20px;border-radius:999px;background:var(--blue-600, #2382f6);color:#fff;border:none;font-weight:700;font-size:.95rem;cursor:pointer;transition:all .2s ease}._switchBtn_1bks1_94:hover{background:var(--blue-700, #1769e0);transform:translateY(-1px)}._errorBox_1bks1_112{text-align:center;padding:40px;background:#fef2f2;border:1px solid #fecaca;border-radius:16px;color:#b91c1c}._retryBtn_1bks1_121{margin-top:12px;padding:8px 16px;border-radius:8px;background:#ef4444;color:#fff;border:none;font-weight:600;cursor:pointer}._hubContainer_1a32q_2{padding-bottom:80px}._hero_1a32q_7{background:linear-gradient(180deg,var(--blue-50) 0%,#ffffff 100%);border-bottom:1px solid var(--line);padding:56px 0 44px}._heroInner_1a32q_13{display:flex;flex-direction:column;gap:16px}._eyebrow_1a32q_19{display:inline-flex;align-items:center;gap:6px;font-size:13px;font-weight:900;color:var(--blue-700);text-transform:uppercase;letter-spacing:1px}._heading_1a32q_30{font-size:clamp(30px,4.5vw,48px);font-weight:900;letter-spacing:-1.5px;color:var(--blue-950);line-height:1.1;margin:0}._heading_1a32q_30 span{background:linear-gradient(135deg,var(--blue-700),var(--blue-500));-webkit-background-clip:text;-webkit-text-fill-color:transparent}._desc_1a32q_45{font-size:16px;line-height:1.7;color:var(--muted);max-width:680px;margin:0}._statsRow_1a32q_54{display:flex;gap:28px;flex-wrap:wrap;margin-top:8px;padding-top:24px;border-top:1px solid var(--line)}._statItem_1a32q_63{display:flex;flex-direction:column;align-items:flex-start;gap:2px}._statValue_1a32q_70{font-size:24px;font-weight:900;color:var(--blue-800);line-height:1}._statLabel_1a32q_77{font-size:12px;color:var(--muted);font-weight:700}._filterSection_1a32q_84{padding:36px 0 20px}._filterBar_1a32q_88{display:flex;gap:10px;flex-wrap:wrap}._filterBtn_1a32q_94{font-family:inherit;font-size:14px;font-weight:700;padding:10px 20px;border-radius:12px;border:1px solid var(--line);background:#fff;color:#475569;cursor:pointer;transition:all .2s ease;display:flex;align-items:center;gap:8px}._filterBtn_1a32q_94:hover{background:var(--blue-50);border-color:var(--blue-300);color:var(--blue-900)}._filterBtnActive_1a32q_116{background:var(--blue-900);color:#fff;border-color:var(--blue-900);box-shadow:0 4px 14px #0f172a2e}._filterBtnActive_1a32q_116:hover{background:var(--blue-800);border-color:var(--blue-800);color:#fff}._cardsGrid_1a32q_130{display:grid;grid-template-columns:repeat(auto-fill,minmax(350px,1fr));gap:24px;margin-top:16px}._levelCard_1a32q_138{background:#fff;border:2px solid var(--card-border, var(--line));border-radius:20px;padding:26px 24px;display:flex;flex-direction:column;justify-content:space-between;gap:20px;text-decoration:none;cursor:pointer;position:relative;overflow:hidden;transition:transform .25s cubic-bezier(.16,1,.3,1),box-shadow .25s ease,border-color .2s ease;box-shadow:0 4px 18px #1443780d}._levelCard_1a32q_138:hover{transform:translateY(-6px);border-color:var(--card-color, var(--blue-600));box-shadow:0 16px 36px #1443781f}._cardTop_1a32q_161{display:flex;justify-content:space-between;align-items:center}._badgePill_1a32q_167{display:inline-flex;align-items:center;gap:8px;background:var(--card-light, var(--blue-50));border:1px solid var(--card-border, var(--blue-200));color:var(--card-badge, var(--blue-800));padding:6px 14px;border-radius:12px;font-size:14px;font-weight:800}._iconMark_1a32q_180{font-size:18px}._tierPill_1a32q_184{font-size:12px;font-weight:700;color:#475569;background:#f1f5f9;border:1px solid #e2e8f0;padding:4px 10px;border-radius:8px}._cardBody_1a32q_194{display:flex;flex-direction:column;gap:8px}._cardTitle_1a32q_200{font-size:20px;font-weight:900;color:var(--blue-950);margin:0;display:flex;align-items:center;gap:8px}._cardSublabel_1a32q_210{font-size:14px;font-weight:700;color:var(--card-badge, var(--blue-700))}._cardDesc_1a32q_216{font-size:14px;line-height:1.6;color:var(--muted);margin:0}._metricsBar_1a32q_224{display:grid;grid-template-columns:1fr 1fr;gap:12px;padding:14px;background:var(--card-light, var(--blue-50));border-radius:12px}._metricItem_1a32q_233{display:flex;flex-direction:column;gap:2px}._metricLabel_1a32q_239{font-size:11.5px;font-weight:700;color:#64748b;text-transform:uppercase;letter-spacing:.5px}._metricVal_1a32q_247{font-size:15px;font-weight:800;color:var(--blue-950)}._progressSection_1a32q_254{display:flex;flex-direction:column;gap:6px}._progressLabelRow_1a32q_260{display:flex;justify-content:space-between;font-size:12.5px;font-weight:700;color:#475569}._progressBar_1a32q_268{height:6px;background:#f1f5f9;border-radius:999px;overflow:hidden}._progressFill_1a32q_275{height:100%;background:var(--card-color, var(--blue-600));border-radius:999px;transition:width .4s ease}._cardFooter_1a32q_283{display:flex;align-items:center;justify-content:space-between;padding-top:14px;border-top:1px solid var(--line)}._actionText_1a32q_291{font-size:14px;font-weight:800;color:var(--card-badge, var(--blue-800));display:flex;align-items:center;gap:6px;transition:gap .2s ease}._levelCard_1a32q_138:hover ._actionText_1a32q_291{gap:10px}._arrowIcon_1a32q_305{font-size:16px;font-weight:900}._backBar_1a32q_311{background:#fff;border-bottom:1px solid var(--line);padding:14px 0}._backBtn_1a32q_317{display:inline-flex;align-items:center;gap:8px;font-size:14px;font-weight:700;color:var(--blue-900);background:var(--blue-50);border:1px solid var(--blue-200);padding:8px 16px;border-radius:10px;text-decoration:none;transition:all .2s ease}._backBtn_1a32q_317:hover{background:var(--blue-100);color:var(--blue-800)}@media (max-width: 768px){._cardsGrid_1a32q_130{grid-template-columns:1fr}._hero_1a32q_7{padding:40px 0 32px}._heading_1a32q_30{font-size:28px}}._modalBackdrop_1lav5_8{position:fixed;top:0;right:0;bottom:0;left:0;background:#0f172aa6;backdrop-filter:blur(8px);-webkit-backdrop-filter:blur(8px);z-index:9999;display:flex;align-items:center;justify-content:center;padding:16px;animation:_backdropFadeIn_1lav5_1 .25s ease-out forwards}@keyframes _backdropFadeIn_1lav5_1{0%{opacity:0}to{opacity:1}}._modalContent_1lav5_31{width:100%;max-width:620px;max-height:94vh;background:#fff;border-radius:20px;box-shadow:0 25px 60px -12px #0f172a59,0 0 0 1px #e2e8f0cc;display:flex;flex-direction:column;overflow:hidden;animation:_modalScaleIn_1lav5_1 .25s cubic-bezier(.16,1,.3,1) forwards}@keyframes _modalScaleIn_1lav5_1{0%{opacity:0;transform:scale(.95) translateY(10px)}to{opacity:1;transform:scale(1) translateY(0)}}._modalHeader_1lav5_58{display:flex;align-items:center;justify-content:space-between;padding:18px 24px;border-bottom:1px solid #f1f5f9;background:#fafbfc}._wordHeaderLeft_1lav5_67{display:flex;flex-direction:column;gap:4px}._wordTitleRow_1lav5_73{display:flex;align-items:center;gap:12px}._wordTitle_1lav5_73{font-family:KaiTi,STKaiti,SimKai,Kaiti SC,楷体,"Noto Serif SC",serif;font-size:32px;line-height:1.1;font-weight:600;color:#0b3d91;margin:0}._posBadge_1lav5_88{font-size:11px;font-weight:700;color:#475467;background:#e2e8f0;padding:3px 8px;border-radius:6px;text-transform:uppercase;letter-spacing:.5px}._audioBtn_1lav5_99{width:32px;height:32px;border-radius:8px;border:1px solid #e2e8f0;background:#fff;cursor:pointer;display:grid;place-items:center;font-size:15px;transition:all .15s ease}._audioBtn_1lav5_99:hover{background:#eff6ff;border-color:#bfdbfe;transform:scale(1.05)}._audioBtnActive_1lav5_118{background:#dbeafe!important;border-color:#3b82f6!important}._wordSubtitleRow_1lav5_123{display:flex;align-items:baseline;gap:8px;font-size:15px}._wordPinyin_1lav5_130{font-weight:600;color:#2563eb}._wordMeaning_1lav5_135{color:#64748b;font-weight:400}._wordHeaderRight_1lav5_140{display:flex;align-items:center;gap:14px}._wordCounter_1lav5_146{font-size:13px;font-weight:600;color:#64748b;background:#f1f5f9;padding:4px 10px;border-radius:12px}._closeBtn_1lav5_155{width:34px;height:34px;border-radius:10px;border:1px solid #e2e8f0;background:#fff;color:#64748b;font-size:16px;display:grid;place-items:center;cursor:pointer;transition:all .15s ease}._closeBtn_1lav5_155:hover{background:#fee2e2;border-color:#fca5a5;color:#dc2626;transform:rotate(90deg)}._modalBody_1lav5_179{padding:20px 24px;overflow-y:auto;display:flex;flex-direction:column;align-items:center}._wordWriterContainer_1lav5_187{width:100%;display:flex;flex-direction:column;align-items:center;gap:16px}._charTabsRow_1lav5_196{display:flex;align-items:center;gap:10px;width:100%;justify-content:center}._charTabsLabel_1lav5_204{font-size:13px;font-weight:600;color:#64748b}._charTabsList_1lav5_210{display:flex;gap:8px;flex-wrap:wrap}._charTabBtn_1lav5_216{display:inline-flex;align-items:center;gap:6px;padding:6px 14px;border-radius:10px;border:1.5px solid #e2e8f0;background:#fff;cursor:pointer;transition:all .15s ease}._charTabText_1lav5_228{font-family:KaiTi,STKaiti,SimKai,Kaiti SC,楷体,"Noto Serif SC",serif;font-size:20px;line-height:1;font-weight:600;color:#1e293b}._charTabOrder_1lav5_236{font-size:11px;color:#94a3b8;font-weight:600}._charTabCheck_1lav5_242{color:#16a34a;font-size:13px;font-weight:800}._charTabBtn_1lav5_216:hover{background:#f8fafc;border-color:#cbd5e1}._charTabBtnActive_1lav5_253{background:#eff6ff!important;border-color:#2563eb!important;box-shadow:0 0 0 2px #2563eb26}._charTabBtnActive_1lav5_253 ._charTabText_1lav5_228{color:#1d4ed8}._charTabBtnCompleted_1lav5_263{border-color:#86efac;background:#f0fdf4}._modeToggleGroup_1lav5_269{display:flex;padding:4px;border-radius:12px;background:#f1f5f9;border:1px solid #e2e8f0;gap:4px}._modeBtn_1lav5_278{padding:8px 18px;border-radius:9px;border:none;background:transparent;font-size:13.5px;font-weight:600;color:#475467;cursor:pointer;transition:all .2s 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#0000000f;user-select:none;-webkit-user-select:none;overflow:hidden}._gridSvg_1lav5_319{position:absolute;top:0;left:0;pointer-events:none;z-index:1}._gridOuterBorder_1lav5_327{stroke:#fda4af;stroke-width:2}._gridDiagonal_1lav5_332{stroke:#fecdd3;stroke-dasharray:4,4;stroke-width:1.2}._gridCenterLine_1lav5_338{stroke:#fb7185;stroke-dasharray:4,4;stroke-width:1.2}._writerContainer_1lav5_344{position:relative;z-index:2;touch-action:none;cursor:crosshair}._canvasOverlay_1lav5_351{position:absolute;top:0;right:0;bottom:0;left:0;z-index:3;background:#ffffffe6;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:10px;font-size:13px;color:#64748b;font-weight:500}._canvasSpinner_1lav5_366{width:28px;height:28px;border:3px solid #e2e8f0;border-top-color:#2563eb;border-radius:50%;animation:_spinnerRotate_1lav5_1 .8s linear infinite}@keyframes 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