._container_1sq5w_1{display:flex;flex-direction:column;gap:var(--spacing-8);padding-bottom:var(--spacing-12)}._header_1sq5w_8{display:flex;flex-direction:column;gap:var(--spacing-4)}@media(min-width:768px){._header_1sq5w_8{flex-direction:row;justify-content:space-between;align-items:center}}._titleGroup_1sq5w_22{display:flex;flex-direction:column;gap:var(--spacing-1)}._title_1sq5w_22{font-family:var(--font-family-display);font-size:2rem;font-weight:700;color:var(--foreground);margin:0}._subtitle_1sq5w_36{color:var(--muted-foreground);font-size:1rem;margin:0}._headerActions_1sq5w_42{display:flex;gap:var(--spacing-3);align-items:center;flex-wrap:wrap}._examTabs_1sq5w_49{display:flex;gap:var(--spacing-2);overflow-x:auto;padding-bottom:var(--spacing-2);scrollbar-width:none}._examTabs_1sq5w_49::-webkit-scrollbar{display:none}._tabButton_1sq5w_61{white-space:nowrap}._collectionsSection_1sq5w_65{display:flex;flex-direction:column;gap:var(--spacing-4)}._sectionTitle_1sq5w_71{font-family:var(--font-family-base);font-size:1.25rem;font-weight:600;color:var(--foreground);margin:0}._collectionsGrid_1sq5w_79{display:flex;gap:var(--spacing-4);overflow-x:auto;padding-bottom:var(--spacing-2);scrollbar-width:none}._collectionsGrid_1sq5w_79::-webkit-scrollbar{display:none}._collectionCard_1sq5w_91{display:flex;align-items:center;gap:var(--spacing-3);background-color:var(--card);border:1px solid var(--border);border-radius:var(--radius-md);padding:var(--spacing-3) var(--spacing-4);min-width:200px;cursor:pointer;transition:all var(--animation-duration-fast) ease;text-align:left}._collectionCard_1sq5w_91:hover{border-color:color-mix(in srgb,var(--primary) 50%,var(--border));transform:translateY(-2px);box-shadow:var(--shadow)}._selectedCollection_1sq5w_111{border-color:var(--primary);background-color:color-mix(in srgb,var(--primary) 5%,var(--card));box-shadow:0 0 0 1px var(--primary)}._collectionIconWrap_1sq5w_117{display:flex;align-items:center;justify-content:center;width:40px;height:40px;border-radius:var(--radius-sm);background-color:color-mix(in srgb,var(--primary) 10%,var(--surface));color:var(--primary)}._selectedCollection_1sq5w_111 ._collectionIconWrap_1sq5w_117{background-color:var(--primary);color:var(--primary-foreground)}._collectionText_1sq5w_133{display:flex;flex-direction:column}._collectionName_1sq5w_138{font-weight:600;font-size:.9375rem;color:var(--foreground)}._collectionDesc_1sq5w_144{font-size:.75rem;color:var(--muted-foreground)}._filtersBar_1sq5w_149{display:flex;flex-wrap:wrap;gap:var(--spacing-4);align-items:flex-end;background-color:var(--surface);padding:var(--spacing-4);border-radius:var(--radius-md);border:1px solid var(--border)}._filterGroup_1sq5w_160{display:flex;flex-direction:column;gap:var(--spacing-2);flex:1;min-width:min(150px,100%)}._filterLabel_1sq5w_168{font-size:.875rem;font-weight:500;color:var(--muted-foreground)}._quizAction_1sq5w_174{margin-left:auto}._grid_1sq5w_178{display:grid;grid-template-columns:repeat(auto-fill,minmax(min(300px,100%),1fr));gap:var(--spacing-6)}._card_1sq5w_184{display:flex;flex-direction:column;background-color:var(--card);border:1px solid var(--border);border-radius:var(--radius-lg);padding:1.25rem;box-shadow:var(--shadow);transition:transform var(--animation-duration-fast) ease,box-shadow var(--animation-duration-fast) ease;cursor:pointer;height:100%}._card_1sq5w_184:hover{transform:translateY(-2px);box-shadow:var(--shadow-md)}._cardHeader_1sq5w_202{display:flex;justify-content:space-between;align-items:flex-start;margin-bottom:var(--spacing-3)}._badges_1sq5w_209{display:flex;flex-wrap:wrap;gap:var(--spacing-2)}._statusIcons_1sq5w_215{display:flex;gap:var(--spacing-2)}._activeBookmark_1sq5w_220{color:var(--primary)}._activeFavorite_1sq5w_221{color:var(--error)}._cardBody_1sq5w_223{flex:1;margin-bottom:var(--spacing-4);display:flex;flex-direction:column;gap:var(--spacing-3)}._questionText_1sq5w_231{font-family:var(--font-family-display);font-size:1.125rem;font-weight:500;color:var(--foreground);line-height:1.5;margin:0;display:-webkit-box;-webkit-line-clamp:4;-webkit-box-orient:vertical;overflow:hidden}._typeLabels_1sq5w_244{display:flex;flex-wrap:wrap;gap:var(--spacing-2)}._typeChip_1sq5w_250{font-family:var(--font-family-monospace);font-size:.75rem;background-color:var(--muted);color:var(--muted-foreground);padding:2px 6px;border-radius:var(--radius-sm)}._cardFooter_1sq5w_259{display:flex;align-items:center;justify-content:space-between;margin-top:auto;padding-top:var(--spacing-4);border-top:1px solid var(--border)}._masteryIndicator_1sq5w_268{display:flex;align-items:center;gap:var(--spacing-2);font-size:.875rem;color:var(--muted-foreground)}._masteryDot_1sq5w_276{width:10px;height:10px;border-radius:var(--radius-full)}._masteryDot_1sq5w_276._mastered_1sq5w_282{background-color:var(--success)}._masteryDot_1sq5w_276._know_it_1sq5w_283{background-color:var(--info)}._masteryDot_1sq5w_276._almost_know_1sq5w_284{background-color:var(--warning)}._masteryDot_1sq5w_276._difficult_1sq5w_285{background-color:var(--accent)}._masteryDot_1sq5w_276._again_1sq5w_286{background-color:var(--error)}._masteryDot_1sq5w_276._not_started_1sq5w_287{background-color:var(--muted-foreground)}._accuracyText_1sq5w_289{font-size:.875rem;font-weight:600;color:var(--foreground)}._pagination_1sq5w_295{display:flex;justify-content:center;align-items:center;gap:var(--spacing-4);margin-top:var(--spacing-8)}._pageInfo_1sq5w_303{font-size:.875rem;font-weight:500;color:var(--muted-foreground)}._emptyState_1sq5w_309{display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center;padding:var(--spacing-12) var(--spacing-6);background-color:var(--surface);border:1px dashed var(--border);border-radius:var(--radius-lg);gap:var(--spacing-4)}._emptyStateIcon_1sq5w_322{color:var(--muted-foreground);opacity:.5}._emptyStateTitle_1sq5w_327{font-family:var(--font-family-display);font-size:1.5rem;font-weight:600;color:var(--foreground);margin:0}._emptyStateDesc_1sq5w_335{color:var(--muted-foreground);max-width:400px;margin:0;line-height:1.5}._loadingGrid_1sq5w_342{display:grid;grid-template-columns:repeat(auto-fill,minmax(min(300px,100%),1fr));gap:var(--spacing-6)}._skeletonCard_1sq5w_348{height:250px;border-radius:var(--radius-lg)}._dialogGrid_1sq5w_353{display:flex;flex-direction:column;gap:var(--spacing-6);margin-top:var(--spacing-4)}._dialogQuestionText_1sq5w_360{font-family:var(--font-family-display);font-size:1.25rem;font-weight:600;color:var(--foreground);line-height:1.4;margin:0}._answersList_1sq5w_369{display:flex;flex-direction:column;gap:var(--spacing-3)}._answerItem_1sq5w_375{display:flex;align-items:center;gap:var(--spacing-3);padding:var(--spacing-3);background-color:var(--surface);border:1px solid var(--border);border-radius:var(--radius-md)}._answerLetter_1sq5w_385{display:flex;align-items:center;justify-content:center;width:24px;height:24px;background-color:var(--muted);color:var(--muted-foreground);font-weight:600;border-radius:var(--radius-sm);font-size:.875rem}._answerText_1sq5w_398{font-size:1rem;color:var(--foreground)}._dialogAnswerReveal_1sq5w_403{display:flex;align-items:center;gap:var(--spacing-2);padding:var(--spacing-4);background-color:color-mix(in srgb,var(--success) 10%,var(--surface));border:1px solid color-mix(in srgb,var(--success) 30%,transparent);border-radius:var(--radius-md)}._revealLabel_1sq5w_413{font-weight:600;color:var(--success)}._revealValue_1sq5w_418{font-family:var(--font-family-display);font-size:1.25rem;font-weight:700;color:var(--success)}._dialogAnswerHidden_1sq5w_425{padding:var(--spacing-4);background-color:var(--muted);border-radius:var(--radius-md);text-align:center;color:var(--muted-foreground);font-size:.875rem}@media(max-width:640px){._title_1sq5w_22{font-size:1.5rem}._container_1sq5w_1{gap:var(--spacing-6)}._headerActions_1sq5w_42,._filtersBar_1sq5w_149{width:100%;align-items:stretch}._filterGroup_1sq5w_160,._quizAction_1sq5w_174{width:100%;margin-left:0}._pagination_1sq5w_295{flex-wrap:wrap;gap:var(--spacing-2)}}