._container_1jbn6_1{display:flex;flex-direction:column;gap:var(--spacing-4);width:100%}._item_1jbn6_8{background:var(--card);border:1px solid var(--border);border-radius:var(--radius-lg);overflow:hidden;transition:box-shadow var(--animation-duration-normal)}._item_1jbn6_8:hover{box-shadow:var(--shadow-md)}._itemHeader_1jbn6_20{display:flex;flex-direction:column;padding:var(--spacing-4) var(--spacing-6);cursor:pointer;user-select:none;gap:var(--spacing-3);transition:background-color var(--animation-duration-fast)}._itemHeader_1jbn6_20:hover{background-color:color-mix(in srgb,var(--muted) 30%,transparent)}._itemHeader_1jbn6_20:focus-visible{outline:2px solid var(--primary);outline-offset:-2px}._itemHeaderTop_1jbn6_39{display:flex;align-items:center;gap:var(--spacing-3);width:100%}._itemHeaderBottom_1jbn6_46{display:flex;align-items:center;justify-content:space-between;gap:var(--spacing-4);width:100%}._icon_1jbn6_54{color:var(--primary);flex-shrink:0}._itemTitle_1jbn6_63{font-size:1rem;font-weight:600;color:var(--card-foreground);margin:0;line-height:1.5;flex:1;min-width:0;overflow-wrap:anywhere}._freeBadge_1jbn6_74{flex-shrink:0;font-size:.8125rem}._metadata_1jbn6_79{display:flex;align-items:center;gap:var(--spacing-4);flex-wrap:wrap;flex:1}._metadataItem_1jbn6_87{display:flex;align-items:center;gap:var(--spacing-2);font-size:.875rem;color:var(--muted-foreground);white-space:nowrap}._metadataItem_1jbn6_87 svg{flex-shrink:0}._chevron_1jbn6_100{color:var(--muted-foreground);flex-shrink:0;transition:transform var(--animation-duration-fast)}._itemContent_1jbn6_106{padding:var(--spacing-4) var(--spacing-6) var(--spacing-6) var(--spacing-6);border-top:1px solid var(--border);display:flex;flex-direction:column;gap:var(--spacing-4);animation:_slideDown_1jbn6_1 var(--animation-duration-normal) ease-out}@keyframes _slideDown_1jbn6_1{0%{opacity:0;transform:translateY(-8px)}to{opacity:1;transform:translateY(0)}}._actions_1jbn6_126{display:flex;justify-content:flex-start;padding-top:var(--spacing-2)}._noPreviewNote_1jbn6_132{margin:0;font-size:.9375rem;color:var(--muted-foreground)}@media(max-width:768px){._itemHeader_1jbn6_20,._itemContent_1jbn6_106{padding:var(--spacing-4)}}@media(max-width:480px){._metadata_1jbn6_79{gap:var(--spacing-2)}._actions_1jbn6_126,._actions_1jbn6_126 button{width:100%}}._cardLink_1naes_1{display:block;height:100%;min-width:0;color:inherit;text-decoration:none;border-radius:var(--radius-lg)}._cardLink_1naes_1:focus-visible{outline:2px solid var(--tk-brand-text);outline-offset:3px}._card_1naes_1{display:flex;flex-direction:column;gap:var(--spacing-3);height:100%;padding:calc(var(--spacing-4) + var(--spacing-1));background-color:var(--surface);border:1px solid var(--border);border-radius:var(--radius-lg);transition:border-color var(--animation-duration-fast)}@media(hover:hover){._cardLink_1naes_1:hover ._card_1naes_1{border-color:var(--tk-brand-text)}._cardLink_1naes_1:hover ._title_1naes_34{color:var(--tk-brand-text)}}._title_1naes_34{margin:0;font-family:var(--font-family-heading);font-size:1rem;font-weight:600;line-height:1.4;color:var(--foreground);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;overflow-wrap:anywhere;min-height:2.8em;transition:color var(--animation-duration-fast)}._metaRow_1naes_55{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:var(--spacing-1) var(--spacing-3)}._teacher_1naes_63{display:inline-flex;align-items:center;gap:var(--spacing-2);min-width:0;font-size:.875rem;font-weight:500;color:var(--foreground);cursor:pointer}._teacher_1naes_63:hover ._teacherName_1naes_74{text-decoration:underline}._teacher_1naes_63:focus-visible{outline:2px solid var(--tk-brand-text);outline-offset:2px;border-radius:var(--radius-sm)}._avatar_1naes_86{width:1.75rem;height:1.75rem;border:0;transform:none;box-shadow:none}._avatarFallback_1naes_94{font-size:.75rem;font-weight:600}._nameGroup_1naes_99{display:inline-flex;align-items:center;gap:var(--spacing-1);min-width:0}._teacherName_1naes_74{line-height:1.3;min-width:0}._rating_1naes_111{display:inline-flex;align-items:center;gap:4px;font-size:.875rem;font-weight:600;color:var(--foreground)}._starIcon_1naes_120{color:#ffbf00}._exam_1naes_124{margin:0;font-size:.875rem;color:var(--muted-foreground);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}._footer_1naes_133{display:flex;flex-wrap:wrap;align-items:baseline;justify-content:space-between;gap:var(--spacing-1) var(--spacing-3);margin-top:auto;padding-top:var(--spacing-2)}._stats_1naes_143{display:flex;flex-wrap:wrap;gap:0 var(--spacing-3);min-width:0;margin:0;font-size:.8125rem;color:var(--muted-foreground)}._stats_1naes_143 span{white-space:nowrap}._price_1naes_158{flex-shrink:0;margin-left:auto;font-family:var(--font-family-heading);font-size:1.125rem;font-weight:700;color:var(--tk-brand-text)}._freePrice_1naes_167{color:var(--success-text)}._container_c152g_1{max-width:1200px;margin:0 auto;padding:var(--spacing-8) var(--spacing-6);display:flex;flex-direction:column;gap:var(--spacing-8)}._breadcrumb_c152g_10{display:flex;align-items:center;gap:var(--spacing-2);font-size:.8125rem;color:var(--muted-foreground);padding:var(--spacing-2) 0;min-width:0;overflow:hidden;flex-wrap:nowrap}._breadcrumb_c152g_10 a{color:var(--muted-foreground);text-decoration:none;transition:color var(--animation-duration-fast);white-space:nowrap;flex-shrink:0}._breadcrumb_c152g_10 a:hover{color:var(--primary);text-decoration:underline}._breadcrumb_c152g_10 span{white-space:nowrap;overflow:hidden;text-overflow:ellipsis;min-width:0;color:var(--foreground);font-weight:500}._breadcrumb_c152g_10 svg{flex-shrink:0;opacity:.5}._layoutGrid_c152g_52{display:grid;grid-template-columns:minmax(0,1fr) 380px;gap:var(--spacing-12);align-items:start}._titleSection_c152g_59{grid-column:1;grid-row:1;display:flex;flex-direction:column;gap:var(--spacing-3);align-items:flex-start}._badgesRow_c152g_68{display:flex;align-items:center;gap:var(--spacing-2);flex-wrap:wrap}._heroMeta_c152g_79{display:flex;flex-wrap:wrap;align-items:center;gap:var(--spacing-4);margin-top:var(--spacing-1)}._heroRating_c152g_87{display:flex;align-items:center;gap:var(--spacing-2)}._heroRatingNumber_c152g_93{font-weight:700;font-size:1rem;color:var(--warning-text)}._heroStars_c152g_99{display:flex;gap:2px}._heroScrollLink_c152g_104{font-size:.875rem;color:var(--primary);text-decoration:underline;background:none;border:none;padding:0;margin:0;font-family:inherit;font-weight:500;cursor:pointer;transition:opacity var(--animation-duration-fast)}._heroScrollLink_c152g_104:hover{opacity:.8}._heroScrollLink_c152g_104:focus-visible{outline:2px solid var(--primary);outline-offset:2px;border-radius:var(--radius-sm)}._heroMetaItem_c152g_128{display:flex;align-items:center;gap:var(--spacing-2);font-size:.875rem;color:var(--muted-foreground)}._heroMetaItem_c152g_128 svg{flex-shrink:0}._heroTeacher_c152g_140{display:inline-flex;align-items:center}._authorNameRow_c152g_145{display:flex;align-items:center;min-width:0}._mainContent_c152g_151{grid-column:1;grid-row:2;display:flex;flex-direction:column;gap:var(--spacing-8)}._sidebarColumn_c152g_159{grid-column:2;grid-row:1 / 3;position:sticky;top:calc(var(--header-height, 72px) + var(--spacing-4) + var(--site-notice-offset));display:flex;flex-direction:column;gap:var(--spacing-6)}._sidebarCard_c152g_169{background-color:var(--surface);border-radius:var(--radius-lg);padding:var(--spacing-6);box-shadow:var(--shadow-md);display:flex;flex-direction:column;gap:var(--spacing-6)}._categoryBadge_c152g_179{font-size:.75rem;letter-spacing:.05em;text-transform:uppercase}._title_c152g_59{font-family:var(--font-family-heading);font-size:2rem;font-weight:700;color:var(--foreground);margin:0;line-height:1.3}._shortDesc_c152g_194{font-size:1.125rem;color:var(--muted-foreground);margin:0;line-height:1.5}._teacherBlock_c152g_201{display:flex;align-items:center;gap:var(--spacing-3);padding:var(--spacing-3);background-color:var(--muted);border-radius:var(--radius-md);text-decoration:none;color:inherit;border:1px solid transparent;transition:border-color var(--animation-duration-fast)}._teacherBlock_c152g_201:hover{border-color:var(--primary)}._teacherBlockAvatar_c152g_218{width:44px;height:44px}._teacherBlockInfo_c152g_223{display:flex;flex-direction:column}._teacherBlockName_c152g_228{font-size:1rem;font-weight:600;color:var(--foreground);display:flex;align-items:center}._statsRow_c152g_236{display:flex;align-items:center;gap:var(--spacing-3);font-size:.9375rem;color:var(--muted-foreground)}._metaRow_c152g_244{display:flex;align-items:center;flex-wrap:wrap;gap:var(--spacing-3);font-size:.9375rem;color:var(--muted-foreground)}._metaDivider_c152g_253{color:var(--muted-foreground);opacity:.5}._teacherInfo_c152g_258{display:flex;align-items:center;gap:var(--spacing-2);text-decoration:none;color:var(--foreground);font-weight:500}._teacherInfo_c152g_258:hover ._teacherName_c152g_267{color:var(--primary)}._avatar_c152g_271{width:24px;height:24px}._teacherName_c152g_267{transition:color var(--animation-duration-fast)}._rating_c152g_280{display:flex;align-items:center;gap:var(--spacing-1);font-weight:600;color:var(--foreground)}._starIcon_c152g_288{color:#ffbf00}._reviewCount_c152g_292{color:var(--muted-foreground);font-weight:400}._purchaseCount_c152g_297{display:flex;align-items:center;gap:var(--spacing-1)}._priceSection_c152g_303{display:flex;align-items:center}._price_c152g_303{font-family:var(--font-family-heading);font-size:1.75rem;font-weight:700;color:var(--primary);line-height:1}._freePrice_c152g_316{color:var(--success-text)}._actions_c152g_320{display:flex;flex-direction:column;gap:var(--spacing-3)}._actionButton_c152g_326{width:100%;height:3.5rem;font-size:1.125rem;font-weight:600}._teacherInfo_c152g_258{display:flex;gap:var(--spacing-4);padding:var(--spacing-4);background-color:color-mix(in srgb,var(--info) 8%,transparent);border:1px solid color-mix(in srgb,var(--info) 20%,transparent);border-radius:var(--radius-lg);margin-bottom:var(--spacing-2)}._teacherInfoIcon_c152g_343{flex-shrink:0;color:var(--info-text)}._teacherInfoContent_c152g_348{flex:1}._teacherInfoTitle_c152g_352{font-size:1.125rem;font-weight:600;color:var(--surface-foreground);margin:0 0 var(--spacing-2)}._teacherInfoText_c152g_359{font-size:.9375rem;color:var(--muted-foreground);line-height:1.5;margin:0}@media(max-width:576px){._teacherInfo_c152g_258{flex-direction:column;gap:var(--spacing-3);padding:var(--spacing-3)}._teacherInfoTitle_c152g_352{font-size:1rem}._teacherInfoText_c152g_359{font-size:.875rem}}._previewButton_c152g_382,._shareButton_c152g_383{width:100%;height:2.75rem}._features_c152g_388{display:flex;flex-wrap:wrap;gap:var(--spacing-2)}._featurePill_c152g_394{display:inline-flex;align-items:center;gap:var(--spacing-2);padding:var(--spacing-2) var(--spacing-3);background-color:var(--muted);border-radius:var(--radius-full);color:var(--foreground);font-size:.875rem;font-weight:500}._featurePill_c152g_394 svg{color:var(--muted-foreground)}._previewNote_c152g_410{padding:var(--spacing-3);background-color:color-mix(in srgb,var(--success) 10%,transparent);border-radius:var(--radius);display:flex;align-items:center;gap:var(--spacing-2);font-size:.875rem;color:var(--success-text);font-weight:500}._contentSections_c152g_422{display:flex;flex-direction:column;gap:var(--spacing-12)}._section_c152g_428{display:flex;flex-direction:column;gap:var(--spacing-4)}._section_c152g_428>h2{font-family:var(--font-family-heading);font-size:1.5rem;font-weight:700;margin:0;color:var(--foreground)}._description_c152g_447{line-height:1.7;color:var(--foreground);font-size:1.0625rem}._description_c152g_447 h1,._description_c152g_447 h2,._description_c152g_447 h3,._description_c152g_447 h4,._description_c152g_447 h5,._description_c152g_447 h6{font-family:var(--font-family-heading);color:var(--foreground);line-height:1.35;margin:1.5em 0 .5em}._description_c152g_447 h1:first-child,._description_c152g_447 h2:first-child,._description_c152g_447 h3:first-child,._description_c152g_447 h4:first-child{margin-top:0}._description_c152g_447 h1{font-size:1.25rem;font-weight:700}._description_c152g_447 h2{font-size:1.125rem;font-weight:700}._description_c152g_447 h3,._description_c152g_447 h4,._description_c152g_447 h5,._description_c152g_447 h6{font-size:1rem;font-weight:600}._description_c152g_447 p{margin-bottom:1.5em}._description_c152g_447 p:last-child{margin-bottom:0}._description_c152g_447 ul{list-style-type:disc;margin-bottom:1.5em;padding-left:1.5rem}._description_c152g_447 ol{list-style-type:decimal;margin-bottom:1.5em;padding-left:1.5rem}._description_c152g_447 li{margin-bottom:.5em}._tags_c152g_518{display:flex;flex-wrap:wrap;gap:var(--spacing-2)}._tags_c152g_518>*{white-space:normal;overflow-wrap:anywhere;max-width:100%;text-align:left;height:auto}._reviewsContainer_c152g_536{display:flex;flex-direction:column;gap:var(--spacing-8)}._ratingSummary_c152g_542{display:grid;grid-template-columns:auto 1fr;gap:var(--spacing-8);align-items:center;background-color:var(--surface);padding:var(--spacing-6);border-radius:var(--radius-lg);box-shadow:var(--shadow)}._averageRating_c152g_553{display:flex;flex-direction:column;align-items:center;gap:var(--spacing-2)}._bigRating_c152g_560{font-size:3.5rem;font-weight:700;font-family:var(--font-family-heading);line-height:1}._averageStars_c152g_567{display:flex;gap:2px}._totalReviews_c152g_572{color:var(--muted-foreground);font-size:.875rem}._writeReviewButton_c152g_577{margin-top:var(--spacing-2)}._ratingBars_c152g_581{display:flex;flex-direction:column;gap:var(--spacing-2)}._ratingBarRow_c152g_587{display:flex;align-items:center;gap:var(--spacing-3);font-size:.875rem}._starLabel_c152g_594{display:flex;align-items:center;gap:4px;width:30px;justify-content:flex-end;color:var(--foreground);font-weight:500}._barContainer_c152g_604{flex:1;height:8px;background-color:var(--muted);border-radius:var(--radius-full);overflow:hidden}._barFill_c152g_612{height:100%;background-color:#ffbf00;border-radius:var(--radius-full)}._barCount_c152g_618{width:24px;color:var(--muted-foreground);text-align:right}._reviewsList_c152g_624{display:flex;flex-direction:column;gap:var(--spacing-6)}._reviewCard_c152g_630{display:flex;flex-direction:column;gap:var(--spacing-3);padding-bottom:var(--spacing-6);border-bottom:1px solid var(--border)}._reviewCard_c152g_630:last-child{border-bottom:none;padding-bottom:0}._reviewHeader_c152g_643{display:flex;align-items:center;gap:var(--spacing-3)}._reviewerAvatar_c152g_649{width:40px;height:40px}._reviewerInfo_c152g_654{display:flex;flex-direction:column;flex:1}._reviewerName_c152g_660{font-weight:600;font-size:.9375rem;color:var(--foreground)}._reviewDate_c152g_666{font-size:.8125rem;color:var(--muted-foreground)}._reviewRating_c152g_671{display:flex;gap:2px}._starEmpty_c152g_676{color:var(--muted)}._reviewText_c152g_680{margin:0;font-size:1rem;line-height:1.6;color:var(--foreground)}._noReviews_c152g_687{color:var(--muted-foreground);font-style:italic}._authorCard_c152g_693{display:flex;align-items:center;gap:var(--spacing-4);padding:var(--spacing-6);background-color:var(--surface);border-radius:var(--radius-lg);box-shadow:var(--shadow)}._authorAvatar_c152g_703{width:4.5rem;height:4.5rem;flex-shrink:0}._authorInfo_c152g_709{flex:1;min-width:0;display:flex;flex-direction:column;gap:var(--spacing-1)}._authorName_c152g_145{font-family:var(--font-family-heading);font-size:1.125rem;font-weight:600;color:var(--foreground);text-decoration:none}._authorName_c152g_145:hover{text-decoration:underline;color:var(--primary)}._authorBio_c152g_730{margin:0;font-size:.9375rem;line-height:1.5;color:var(--muted-foreground);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}._authorProfileButton_c152g_741{flex-shrink:0}._relatedGrid_c152g_748{display:grid;grid-template-columns:repeat(auto-fill,minmax(min(100%,17rem),1fr));gap:var(--spacing-4)}._teacherCta_c152g_756{margin-top:var(--spacing-8)}._errorContainer_c152g_760{display:flex;flex-direction:column;align-items:center;justify-content:center;min-height:60vh;text-align:center;padding:var(--spacing-4)}._errorIcon_c152g_770{color:var(--muted-foreground);margin-bottom:var(--spacing-4)}._errorContainer_c152g_760 h1{font-family:var(--font-family-heading);font-size:1.5rem;margin:0 0 var(--spacing-2) 0}._errorContainer_c152g_760 p{color:var(--muted-foreground);margin:0 0 var(--spacing-6) 0}._disclaimerSection_c152g_786{margin-top:var(--spacing-8);padding:var(--spacing-6);background-color:var(--muted);border-radius:var(--radius-lg);font-size:.875rem;color:var(--muted-foreground);white-space:pre-line;line-height:1.6}@media(max-width:900px){._layoutGrid_c152g_52{grid-template-columns:1fr;gap:var(--spacing-8)}._titleSection_c152g_59{order:1;grid-column:1;grid-row:auto}._sidebarColumn_c152g_159{position:static;order:2;grid-column:1;grid-row:auto}._mainContent_c152g_151{order:3;grid-column:1;grid-row:auto}._ratingSummary_c152g_542{grid-template-columns:1fr}}@media(max-width:768px){._title_c152g_59{font-size:1.5rem}._shortDesc_c152g_194{font-size:.9375rem}._breadcrumb_c152g_10{font-size:.75rem}._categoryBadge_c152g_179{font-size:.625rem}._teacherBlockAvatar_c152g_218{width:36px;height:36px}._teacherBlockName_c152g_228{font-size:.9375rem}}@media(max-width:640px){._authorCard_c152g_693{flex-direction:column;align-items:flex-start;text-align:left}._authorProfileButton_c152g_741{width:100%;margin-top:var(--spacing-2)}}@media(max-width:480px){._container_c152g_1{padding:var(--spacing-4)}._title_c152g_59{font-size:1.25rem}._shortDesc_c152g_194{font-size:.875rem}._breadcrumb_c152g_10{font-size:.6875rem}}