._loading_1wf1p_1{min-height:100vh}._screen_1wf1p_5{max-width:780px;margin:0 auto;padding:72px var(--gutter) 80px;text-align:center}._brand_1wf1p_12{display:inline-flex;align-items:center;gap:10px;background:var(--chip);border-radius:var(--radius-pill);padding:6px 16px 6px 6px}._word_1wf1p_21{font-family:var(--font-display);font-weight:800;font-size:var(--text-2xl);letter-spacing:-.02em}._tag_1wf1p_28{font-size:var(--text-sm);font-weight:600;letter-spacing:.03em;color:var(--blue);background:var(--blue-chip);border-radius:var(--radius-pill);padding:3px 8px}._title_1wf1p_38{margin:48px 0 0;font-family:var(--font-display);font-weight:900;font-size:clamp(40px,7vw,76px);line-height:.98;letter-spacing:-.045em;text-wrap:balance}._blue_1wf1p_48{color:var(--blue)}._body_1wf1p_52{margin-top:24px;font-size:18px;color:var(--ink-2);display:flex;flex-direction:column;align-items:center;gap:20px}._body_1wf1p_52 p{margin:0;max-width:520px;line-height:1.45}._row_1wf1p_68{display:flex;gap:10px;flex-wrap:wrap;justify-content:center}._primary_1wf1p_75,._secondary_1wf1p_76{border-radius:var(--radius-pill);padding:16px 26px;font-size:var(--text-lg);font-weight:500}._primary_1wf1p_75{border:none;background:var(--strong);color:var(--strong-ink)}._primary_1wf1p_75:hover{background:var(--strong-hover)}._secondary_1wf1p_76{border:1px solid var(--line-strong);background:var(--surface);color:var(--ink)}._secondary_1wf1p_76:hover{border-color:var(--ink)}._diagram_1s60t_1{border:1px solid var(--line);border-radius:var(--radius-lg);background:var(--surface);overflow:hidden;text-align:left;max-width:100%;min-width:0}._bar_1s60t_11{display:flex;align-items:center;gap:8px;padding:6px 8px 6px 12px;border-bottom:1px solid var(--line-soft);background:var(--card)}._label_1s60t_20{font-size:var(--text-xs);font-weight:600;letter-spacing:.03em;color:var(--muted-2)}._drawing_1s60t_27{font-size:var(--text-xs);color:var(--faint)}._barBtn_1s60t_32{border:none;background:none;font-size:var(--text-xs);color:var(--muted-2);border-radius:var(--radius-pill);padding:4px 8px}._barBtn_1s60t_32:hover{color:var(--ink);background:var(--segment)}._stage_1s60t_46{padding:14px;display:flex;justify-content:center}._stageActual_1s60t_52{justify-content:flex-start;overflow:auto;max-height:70vh}._picture_1s60t_58{display:block;max-width:100%;height:auto}._pictureActual_1s60t_64{max-width:none}._placeholder_1s60t_68{height:160px}._problem_1s60t_72{margin:0;padding:12px 14px 0;font-size:var(--text-sm);color:var(--red)}._code_1s60t_79{border-radius:0;margin:12px 0 0}._kicker_1u6xm_4{font-family:var(--font-text);font-size:var(--text-sm);font-weight:600;letter-spacing:.03em;color:var(--muted-2)}._blue_1u6xm_12{color:var(--blue)}._strong_1u6xm_18,._accent_1u6xm_19,._outline_1u6xm_20,._ghost_1u6xm_21,._dashed_1u6xm_22{border-radius:var(--radius-pill);font-size:var(--text-base);line-height:1.2;white-space:nowrap;transition:background .12s,border-color .12s,color .12s}._strong_1u6xm_18{border:none;background:var(--strong);color:var(--strong-ink);font-weight:500;padding:10px 18px}._strong_1u6xm_18:hover:not(:disabled){background:var(--strong-hover)}._accent_1u6xm_19{border:none;background:var(--blue);color:var(--on-accent);font-weight:500;padding:10px 16px}._accent_1u6xm_19:hover:not(:disabled){background:var(--blue-hover)}._outline_1u6xm_20{border:1px solid var(--line-strong);background:var(--surface);color:var(--ink);padding:9px 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var(--tile-shadow)}._segment_1u6xm_128{display:flex;gap:4px;background:var(--segment);border-radius:var(--radius-pill);padding:4px;flex-wrap:wrap}._segBtn_1u6xm_137{border:none;background:transparent;color:var(--muted-2);font-size:var(--text-base);font-weight:500;border-radius:var(--radius-pill);padding:10px 18px}._segOn_1u6xm_147{background:var(--surface);color:var(--ink);box-shadow:var(--shadow-seg)}._pillField_1u6xm_155{font-size:var(--text-base);border:1px solid var(--line-strong);border-radius:var(--radius-pill);padding:8px 14px;background:var(--surface);color:var(--ink)}._pillField_1u6xm_155:focus{border-color:var(--blue)}select._pillField_1u6xm_155{cursor:pointer}._field_1u6xm_172{width:100%;font-size:var(--text-md);border:1px solid var(--line-input);border-radius:var(--radius-md);padding:10px 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16px;display:flex;align-items:center;gap:6px;white-space:nowrap}._star_1u6xm_239:hover{border-color:var(--star-line)}._starOn_1u6xm_258{background:var(--star-bg);border-color:var(--star-line);color:var(--star-ink)}._avatar_1u6xm_266{flex:none;border-radius:var(--radius-pill);background:var(--blue-avatar);color:var(--blue);display:inline-flex;align-items:center;justify-content:center;font-weight:700;overflow:hidden}._avatar_1u6xm_266 img{width:100%;height:100%;object-fit:cover}._picture_1u6xm_284{display:block;max-width:100%;max-height:360px;border-radius:var(--radius-lg);border:1px solid var(--line);background:var(--card);object-fit:contain}._pictureSmall_1u6xm_294{max-height:160px}._notice_1u6xm_298{border-radius:var(--radius-xl);padding:12px 16px;font-size:var(--text-base);line-height:1.45;background:var(--red-tint);color:var(--red)}._empty_1u6xm_307{padding:64px 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var(--line-input);border-radius:var(--radius-lg);padding:10px 14px;background:var(--surface);color:var(--ink)}._titleInput_1fsh7_37:focus{border-color:var(--blue)}._titleHint_1fsh7_55{flex:1;min-width:min(220px,100%);font-size:var(--text-base);color:var(--muted);padding:0 6px}._titleHint_1fsh7_55 code{color:var(--blue)}._toolbarField_1fsh7_67{padding:11px 14px;width:170px}._skipNote_1fsh7_72{font-size:var(--text-sm);color:var(--muted-2);margin:-6px 0 12px 4px}._saveError_1fsh7_78{margin-bottom:14px}._builder_1fsh7_84{max-width:var(--reading-max);margin:0 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var(--line-input);border-radius:var(--radius-lg);padding:12px 14px;background:var(--surface);color:var(--ink)}._qText_1fsh7_146:focus{border-color:var(--blue)}._pictureRow_1fsh7_165{display:flex;align-items:flex-end;gap:10px;flex-wrap:wrap}._pictureMissing_1fsh7_172{font-size:var(--text-sm);color:var(--muted-2);border:1px dashed var(--line-dashed);border-radius:var(--radius-md);padding:10px 14px}._codeBox_1fsh7_180{border-radius:var(--radius-lg);overflow:hidden;background:var(--code-bg)}._codeHead_1fsh7_186{display:flex;align-items:center;gap:8px;padding:8px 10px;border-bottom:1px solid var(--code-rule)}._codeLang_1fsh7_194{flex:1;font-family:var(--font-mono);font-size:12px;background:transparent;border:none;color:var(--code-meta);padding:4px 6px}._codeRemove_1fsh7_204{border:none;background:none;font-size:12px;color:var(--code-meta);padding:4px 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var(--line-input);border-radius:var(--radius-lg);background:var(--surface);padding:16px;font-family:var(--font-mono);font-size:var(--text-base);line-height:1.6;color:var(--ink)}._sourceArea_1fsh7_422:focus{border-color:var(--blue)}._side_1fsh7_440{display:flex;flex-direction:column;gap:10px;min-width:0}._preview_1fsh7_447{padding:18px;display:flex;flex-direction:column;gap:14px;box-shadow:none}._previewTitle_1fsh7_455{font-family:var(--font-display);font-weight:800;font-size:24px;letter-spacing:-.02em;line-height:1.15;overflow-wrap:anywhere}._previewSummary_1fsh7_464{font-size:var(--text-base);color:var(--muted)}._previewList_1fsh7_469{display:flex;flex-direction:column;gap:6px;max-height:300px;overflow:auto}._previewItem_1fsh7_477{display:grid;grid-template-columns:28px minmax(0,1fr);gap:10px;align-items:start;padding:10px 12px;border-radius:var(--radius-md);background:var(--card)}._previewBad_1fsh7_487{background:var(--red-tint)}._previewNum_1fsh7_491{font-size:var(--text-sm);font-weight:600;color:var(--faint);padding-top:2px}._previewBody_1fsh7_498{display:flex;flex-direction:column;gap:3px;min-width:0}._previewText_1fsh7_505{font-size:14.5px;line-height:1.4;overflow-wrap:anywhere}._format_1fsh7_511{padding:18px;display:flex;flex-direction:column;gap:12px}._formatGrid_1fsh7_518{display:grid;grid-template-columns:minmax(0,190px) minmax(0,1fr);gap:10px 16px;font-size:var(--text-base);line-height:1.45}._formatGrid_1fsh7_518 code{font-size:var(--text-sm);color:var(--blue)}@media(max-width:640px){._toolbar_1fsh7_25{position:static}._toolbarField_1fsh7_67{width:100%}}._aiCard_1fsh7_543{padding:18px;display:flex;flex-direction:column;gap:10px}._aiText_1fsh7_550{margin:0;font-size:var(--text-base);line-height:1.45;color:var(--ink-3)}._aiActions_1fsh7_557{display:flex;gap:8px;align-items:center;flex-wrap:wrap}._aiNote_1fsh7_564{font-size:var(--text-sm);color:var(--red)}._aiPrompt_1fsh7_569{width:100%;min-height:260px;resize:vertical;border:1px solid var(--line-input);border-radius:var(--radius-lg);background:var(--surface);color:var(--ink);padding:12px 14px;font-family:var(--font-mono);font-size:12.5px;line-height:1.55}._wrap_11ddk_1{display:inline-flex;align-items:center;gap:8px}._label_11ddk_7{font-size:var(--text-sm);font-weight:600;letter-spacing:.03em;color:var(--faint)}._segment_11ddk_14{display:flex;gap:2px;background:var(--segment);border-radius:var(--radius-pill);padding:3px}._btn_11ddk_22{border:none;background:transparent;color:var(--muted-2);font-size:var(--text-sm);font-weight:500;border-radius:var(--radius-pill);padding:5px 11px;white-space:nowrap}._on_11ddk_33{background:var(--surface);color:var(--ink);box-shadow:var(--shadow-seg)}._panel_g9px8_1{padding:18px 20px;display:flex;flex-direction:column;gap:14px;box-shadow:none}._row_g9px8_9{display:flex;flex-direction:column;gap:8px}._chips_g9px8_15{display:flex;flex-wrap:wrap;gap:6px;align-items:center}._chip_g9px8_15{border:1.5px solid var(--line-strong);background:var(--surface);color:var(--ink);font-size:var(--text-sm);font-weight:500;border-radius:var(--radius-pill);padding:7px 14px}._chip_g9px8_15:hover{border-color:var(--ink)}._chipOn_g9px8_36{background:var(--strong);border-color:var(--strong);color:var(--strong-ink)}._custom_g9px8_42{display:inline-flex;align-items:center;gap:6px;font-size:var(--text-sm);color:var(--muted-2);margin-left:4px}._custom_g9px8_42 input{width:72px;font-size:var(--text-sm);border:1px solid var(--line-strong);border-radius:var(--radius-pill);padding:6px 12px;background:var(--surface);color:var(--ink)}._custom_g9px8_42 input:focus{border-color:var(--blue)}._actions_g9px8_66{display:flex;align-items:center;gap:8px;flex-wrap:wrap;padding-top:4px;border-top:1px solid var(--line-soft)}._summary_g9px8_75{font-size:var(--text-sm);color:var(--muted-2);padding-top:8px}._actions_g9px8_66 button{margin-top:8px}._bar_13wd7_1{display:flex;flex-direction:column;gap:8px;margin-bottom:24px}._head_13wd7_8{display:flex;align-items:center;gap:12px;flex-wrap:wrap;background:var(--card);border:1px solid var(--line);border-radius:var(--radius-2xl);box-shadow:0 3px 0 var(--card-shadow);padding:14px 14px 14px 18px}._text_13wd7_20{flex:1;min-width:min(200px,100%);display:flex;flex-direction:column;gap:4px}._sub_13wd7_28{font-size:var(--text-base);color:var(--muted)}._actions_13wd7_33{display:flex;gap:6px;flex-wrap:wrap;align-items:center}._on_13wd7_40{border-color:var(--ink)}._weak_13wd7_44{display:inline-flex;align-items:center;gap:6px;border:1.5px solid var(--red);background:var(--surface);color:var(--red);font-size:var(--text-base);font-weight:500;border-radius:var(--radius-pill);padding:8.5px 14px;white-space:nowrap}._weak_13wd7_44:hover{background:var(--red-tint)}._hero_17qj2_1{text-align:center;padding:64px 0 44px}._heroTitle_17qj2_6{margin:0;font-family:var(--font-display);font-weight:900;font-size:clamp(44px,7vw,84px);line-height:.98;letter-spacing:-.045em;text-wrap:balance}._heroSpacer_17qj2_16{height:44px}._crumbRow_17qj2_22{display:flex;align-items:center;gap:10px;flex-wrap:wrap;margin-bottom:14px}._crumbs_17qj2_30{display:flex;align-items:center;flex-wrap:wrap;flex:1;min-width:0}._crumbWrap_17qj2_38{display:inline-flex;align-items:center}._crumbSep_17qj2_43{color:var(--crumb-sep);font-family:var(--font-display);font-weight:800;font-size:26px;padding:0 2px}._crumb_17qj2_22{border:1.5px dashed transparent;background:transparent;font-family:var(--font-display);font-weight:800;font-size:26px;letter-spacing:-.025em;color:var(--crumb);border-radius:var(--radius-md);padding:2px 8px}._crumb_17qj2_22:hover{color:var(--blue)}._crumbLast_17qj2_67{color:var(--ink)}._dropOn_17qj2_71{background:var(--blue-tint)!important;border-color:var(--blue)!important}._folderActions_17qj2_76{display:flex;gap:4px;align-items:center;flex-wrap:wrap}._smallSelect_17qj2_83{font-size:var(--text-sm);border:1px solid var(--line-strong);border-radius:var(--radius-pill);padding:6px 10px;background:var(--surface);color:var(--ink-3)}._filterRow_17qj2_94{display:flex;align-items:center;gap:6px;flex-wrap:wrap;margin-bottom:24px;padding-bottom:16px;border-bottom:1px solid var(--line-soft)}._filterLabel_17qj2_104{color:var(--faint);margin-right:4px}._chip_17qj2_109{border:1.5px solid var(--line-strong);background:var(--surface);color:var(--ink);font-size:var(--text-sm);font-weight:500;border-radius:var(--radius-pill);padding:6px 12px;display:flex;align-items:center;gap:7px}._chipOn_17qj2_122{background:var(--strong);border-color:var(--strong);color:var(--strong-ink)}._chipDot_17qj2_128{width:8px;height:8px;border-radius:var(--radius-pill)}._chipCount_17qj2_134{opacity:.65}._chipHint_17qj2_138{border:1.5px solid var(--line);color:var(--faint);font-size:var(--text-sm);border-radius:var(--radius-pill);padding:6px 12px}._sortSelect_17qj2_146{font-size:var(--text-sm);border:1px solid var(--line-strong);border-radius:var(--radius-pill);padding:7px 12px;background:var(--surface);color:var(--ink)}._subjectNote_17qj2_155{font-size:var(--text-base);color:var(--muted);margin:-10px 0 18px}._folderGrid_17qj2_163{display:grid;grid-template-columns:repeat(auto-fill,minmax(240px,1fr));gap:10px;margin-bottom:32px}._folderTile_17qj2_170{text-align:left;background:var(--surface);border:1.5px solid var(--line);border-radius:var(--radius-xl);box-shadow:0 2px 0 var(--folder-shadow);padding:14px 16px;display:flex;align-items:center;gap:14px;color:var(--ink);transition:background .12s,border-color .12s;min-width:0}._folderTile_17qj2_170:hover{border-color:var(--blue)}._folderIcon_17qj2_189{position:relative;width:40px;height:32px;flex:none}._folderTab_17qj2_196{position:absolute;left:0;top:0;width:18px;height:9px;border-radius:4px 4px 0 0;background:var(--folder-tab)}._folderFront_17qj2_206{position:absolute;left:0;top:5px;width:40px;height:27px;border-radius:5px;background:var(--folder-front)}._folderText_17qj2_216{display:flex;flex-direction:column;gap:3px;min-width:0}._folderName_17qj2_223{font-weight:700;font-size:var(--text-lg);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}._folderMeta_17qj2_231{font-size:var(--text-xs);color:var(--muted-3)}._newFolder_17qj2_236{background:var(--surface);border:1.5px solid var(--blue);border-radius:var(--radius-xl);padding:10px 10px 10px 16px;display:flex;align-items:center;gap:8px}._newFolder_17qj2_236 input{flex:1;min-width:0;font-size:var(--text-md);border:none;padding:6px 0;background:transparent}._addBtn_17qj2_255{border:none;background:var(--strong);color:var(--strong-ink);font-size:var(--text-sm);border-radius:var(--radius-pill);padding:8px 14px}._quizLabel_17qj2_266{margin-bottom:12px}._quizGrid_17qj2_270{display:grid;grid-template-columns:repeat(auto-fill,minmax(min(320px,100%),1fr));gap:12px;align-items:start}._quizCol_17qj2_277{display:flex;flex-direction:column;gap:6px;min-width:0}._quizCard_17qj2_284{padding:16px 16px 14px;display:flex;flex-direction:column;gap:12px}._quizTop_17qj2_291{display:flex;align-items:center;gap:8px}._tileDelete_17qj2_297{color:var(--faint);padding:2px 4px}._subjectTag_17qj2_302{align-self:flex-start;border:none;font-size:var(--text-xs);font-weight:500;border-radius:var(--radius-pill);padding:4px 10px;margin-bottom:-4px}._quizTitle_17qj2_312{text-align:left;border:none;background:none;padding:0;color:var(--ink);font-family:var(--font-display);font-weight:800;font-size:21px;letter-spacing:-.02em;line-height:1.15;text-wrap:pretty;overflow-wrap:anywhere}._quizTitle_17qj2_312:hover{color:var(--blue)}._byline_17qj2_331{display:flex;align-items:center;gap:8px;font-size:var(--text-sm);color:var(--muted);min-width:0}._creator_17qj2_340{font-weight:500;color:var(--ink)}._starToggle_17qj2_345{align-self:flex-start;font-size:var(--text-md);padding:8px 16px}._modeRow_17qj2_351{display:flex;gap:6px;align-items:center;flex-wrap:wrap}._newTile_17qj2_358{border:1.5px dashed var(--line-dashed);background:transparent;border-radius:var(--radius-2xl);padding:16px;display:flex;flex-direction:column;justify-content:center;align-items:center;gap:8px;min-height:220px;color:var(--muted);font-weight:500}._newTile_17qj2_358:hover{border-color:var(--blue);color:var(--blue)}._newPlus_17qj2_378{font-family:var(--font-display);font-weight:800;font-size:28px}._loadingTile_17qj2_384{min-height:220px;border-radius:var(--radius-2xl);background:var(--card)}._srOnly_17qj2_390{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}._weakBtn_17qj2_399{display:inline-flex;align-items:center;gap:5px;border:none;background:var(--red-tint);color:var(--red);font-size:var(--text-sm);font-weight:600;border-radius:var(--radius-pill);padding:8px 12px}._weakBtn_17qj2_399:hover{filter:brightness(.97)}._wrap_rv9ql_1{max-width:var(--play-max);margin:0 auto;padding-top:44px}._wrapRound_rv9ql_7{max-width:var(--play-max);margin:0 auto;padding-top:72px}._wrapResults_rv9ql_13{max-width:var(--play-max);margin:0 auto;padding-top:64px}._notice_rv9ql_19{margin-bottom:16px}._topRow_rv9ql_25{display:flex;align-items:center;gap:12px}._sessionTitle_rv9ql_31{flex:1;min-width:0;font-weight:500;font-size:var(--text-md);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}._progressText_rv9ql_41{color:var(--muted);text-align:right;letter-spacing:0}._track_rv9ql_47{height:6px;border-radius:var(--radius-pill);background:var(--track);margin:16px 0 28px;overflow:hidden}._trackBar_rv9ql_55{height:100%;background:var(--blue);border-radius:var(--radius-pill);transition:width .3s}._qCard_rv9ql_64{border-radius:var(--radius-3xl);padding:clamp(20px,4vw,36px);display:flex;flex-direction:column;gap:22px}._qTop_rv9ql_72{display:flex;flex-direction:column;gap:12px;min-width:0}._qHeadRow_rv9ql_79{display:flex;align-items:center;gap:10px}._qText_rv9ql_85{margin:0;font-family:var(--font-display);font-weight:800;font-size:clamp(24px,3.4vw,34px);line-height:1.15;letter-spacing:-.025em;text-wrap:pretty;overflow-wrap:anywhere}._bigCode_rv9ql_96{border-radius:var(--radius-xl);padding:18px 20px;font-size:var(--text-base);line-height:1.65}._qHint_rv9ql_103{font-size:var(--text-base);color:var(--muted-2)}._options_rv9ql_108{display:flex;flex-direction:column;gap:8px}._option_rv9ql_108{display:flex;align-items:center;gap:14px;width:100%;text-align:left;padding:15px 16px;border-radius:var(--radius-xl);border:1.5px solid var(--line);background:var(--card);font-size:var(--text-xl);line-height:1.35;color:var(--ink);transition:background .15s,border-color .15s}._optKey_rv9ql_130{flex:none;width:30px;height:30px;border-radius:var(--radius-pill);background:var(--surface);color:var(--muted);border:1.5px solid var(--line-strong);display:flex;align-items:center;justify-content:center;font-size:var(--text-sm);font-weight:600}._optKeyBox_rv9ql_145{border-radius:var(--radius-sm)}._optText_rv9ql_149{flex:1;min-width:0;overflow-wrap:anywhere}._optMark_rv9ql_155{flex:none;font-weight:700;font-size:var(--text-md)}._opt_sel_rv9ql_161{background:var(--blue-tint);border-color:var(--blue)}._opt_sel_rv9ql_161 ._optKey_rv9ql_130{background:var(--blue);border-color:var(--blue);color:var(--on-accent)}._opt_ok_rv9ql_172,._opt_okSel_rv9ql_173{background:var(--green-tint);border-color:var(--green)}._opt_okSel_rv9ql_173 ._optKey_rv9ql_130{background:var(--green);border-color:var(--green);color:var(--on-accent)}._opt_bad_rv9ql_184{background:var(--red-tint);border-color:var(--red)}._opt_bad_rv9ql_184 ._optKey_rv9ql_130{background:var(--red);border-color:var(--red);color:var(--on-accent)}._opt_dim_rv9ql_195{opacity:.55}._green_rv9ql_199{color:var(--green)}._red_rv9ql_203{color:var(--red)}._shortWrap_rv9ql_207{display:flex;flex-direction:column;gap:10px}._shortInput_rv9ql_213{width:100%;font-size:19px;padding:18px 20px;border-radius:var(--radius-xl);border:1.5px solid var(--line);background:var(--surface);color:var(--ink)}._shortInput_rv9ql_213:focus{border-color:var(--blue)}._shortOk_rv9ql_227{border-color:var(--green);background:var(--green-tint)}._shortBad_rv9ql_232{border-color:var(--red);background:var(--red-tint)}._hintRow_rv9ql_237{display:flex;align-items:center;gap:12px;flex-wrap:wrap}._hintBtn_rv9ql_244{border:1px dashed var(--line-dashed);background:var(--surface);font-size:var(--text-base);border-radius:var(--radius-pill);padding:8px 16px;color:var(--ink);display:flex;align-items:center;gap:6px}._hintBtn_rv9ql_244:hover:not(:disabled){border-color:var(--blue)}._hintBtn_rv9ql_244:disabled{opacity:.35}._hintIcon_rv9ql_264{color:var(--hint-ink)}._hintText_rv9ql_268{font-family:var(--font-mono);font-size:var(--text-md);color:var(--blue);letter-spacing:.04em;white-space:pre-wrap}._feedback_rv9ql_276{border-radius:var(--radius-xl);padding:16px 18px;display:flex;flex-direction:column;gap:6px}._fbOk_rv9ql_284{background:var(--green-tint);--fb: var(--green)}._fbBad_rv9ql_289{background:var(--red-tint);--fb: var(--red)}._fbHead_rv9ql_294{display:flex;align-items:center;gap:10px}._fbIcon_rv9ql_300{width:24px;height:24px;border-radius:var(--radius-pill);background:var(--fb);color:var(--on-accent);display:flex;align-items:center;justify-content:center;font-size:var(--text-sm);font-weight:700}._fbTitle_rv9ql_313{font-family:var(--font-display);font-weight:800;font-size:18px;color:var(--fb)}._fbLine_rv9ql_320,._fbExp_rv9ql_321{font-size:var(--text-md);line-height:1.45;overflow-wrap:anywhere}._fbExp_rv9ql_321{color:var(--ink-3)}._override_rv9ql_331{align-self:flex-start;margin-top:6px;border:1.5px solid var(--green);background:var(--surface);color:var(--green);font-weight:500;font-size:var(--text-base);border-radius:var(--radius-pill);padding:8px 16px}._override_rv9ql_331:hover{background:var(--green-tint)}._overrideSmall_rv9ql_347{margin-top:4px;font-size:var(--text-sm);padding:6px 14px}._navRow_rv9ql_353{display:flex;align-items:center;gap:8px;flex-wrap:wrap;padding-top:4px}._skip_rv9ql_361{border:none;background:none;font-size:var(--text-md);color:var(--muted-2);padding:13px 10px}._skip_rv9ql_361:hover{color:var(--ink)}._primaryBtn_rv9ql_373{font-size:var(--text-lg);padding:15px 26px}._flashcard_rv9ql_380{position:relative;min-height:360px;border-radius:var(--radius-4xl);border:1px solid var(--line);background:var(--card);box-shadow:0 4px 0 var(--card-shadow);padding:56px clamp(20px,5vw,48px) 48px;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:16px;text-align:center;cursor:pointer;transition:background .2s;min-width:0}._flashcardBack_rv9ql_399{background:var(--surface);border-color:var(--blue-card-line)}._cardSide_rv9ql_404{position:absolute;top:18px;left:22px}._cardStar_rv9ql_410{position:absolute;top:14px;right:16px}._cardMain_rv9ql_416{font-family:var(--font-display);font-weight:800;font-size:clamp(24px,3.6vw,38px);line-height:1.2;letter-spacing:-.025em;text-wrap:balance;max-width:620px;overflow-wrap:anywhere}._cardSub_rv9ql_427{font-size:var(--text-lg);line-height:1.5;color:var(--muted);max-width:560px;text-wrap:pretty}._cardFoot_rv9ql_435{position:absolute;bottom:16px;font-size:var(--text-sm);color:var(--faint-2)}._cardButtons_rv9ql_442{display:flex;gap:10px;margin-top:18px;align-items:center;flex-wrap:wrap}._learning_rv9ql_450,._know_rv9ql_451{font-weight:500;font-size:var(--text-lg);border-radius:var(--radius-pill);padding:14px 24px}._learning_rv9ql_450{border:1.5px solid var(--red);background:var(--surface);color:var(--red)}._learning_rv9ql_450:hover:not(:disabled){background:var(--red-tint)}._know_rv9ql_451{border:1.5px solid var(--green);background:var(--green);color:var(--on-accent)}._know_rv9ql_451:hover:not(:disabled){background:var(--green-hover)}._learning_rv9ql_450:disabled,._know_rv9ql_451:disabled{opacity:.35}._bigTitle_rv9ql_485{margin:12px 0 0;font-family:var(--font-display);font-weight:900;font-size:clamp(44px,7vw,80px);line-height:.98;letter-spacing:-.045em}._roundTrack_rv9ql_494{height:8px;border-radius:var(--radius-pill);background:var(--track);margin:32px 0 12px;overflow:hidden}._roundBar_rv9ql_502{height:100%;background:var(--green);border-radius:var(--radius-pill)}._roundLine_rv9ql_508{font-size:var(--text-lg);color:var(--ink-3)}._buttons_rv9ql_513{display:flex;gap:10px;flex-wrap:wrap;margin-top:32px}._reviewTop_rv9ql_520{display:flex;align-items:center;gap:10px;margin:48px 0 14px}._answersToggle_rv9ql_527{border:1.5px solid var(--line-strong);background:var(--surface);color:var(--muted);font-size:var(--text-sm);font-weight:500;border-radius:var(--radius-pill);padding:7px 14px}._answersOn_rv9ql_537{border-color:var(--green);background:var(--green-tint);color:var(--green)}._reviewList_rv9ql_543,._resultList_rv9ql_544{display:flex;flex-direction:column;gap:10px}._resultList_rv9ql_544{gap:8px}._roundItem_rv9ql_554{padding:18px 20px;display:grid;grid-template-columns:30px 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