._root_hmyts_1{display:flex;flex-direction:column;gap:.5rem;min-width:0}._heading_hmyts_8{display:inline-flex;align-items:center;gap:6px;margin:0;font-family:var(--font-family-base);font-size:.6875rem;font-weight:700;letter-spacing:.08em;text-transform:uppercase;color:var(--muted-foreground)}._heading_hmyts_8 svg{color:var(--tk-brand-text)}._list_hmyts_25{display:flex;flex-wrap:wrap;gap:.5rem;margin:0;padding:0;list-style:none}._entry_hmyts_34{min-width:0;max-width:100%}._source_hmyts_39{display:inline-flex;align-items:center;gap:6px;max-width:100%;padding:.3125rem .75rem;border:1px solid var(--border);border-radius:var(--radius-full);background-color:color-mix(in srgb,var(--foreground) 3%,var(--surface));color:var(--foreground);font-size:.8125rem;font-weight:600;line-height:1.4;text-decoration:none;transition:border-color var(--animation-duration-fast) ease,background-color var(--animation-duration-fast) ease,color var(--animation-duration-fast) ease}a._source_hmyts_39:hover{border-color:color-mix(in srgb,var(--tk-brand) 45%,var(--surface));background-color:color-mix(in srgb,var(--tk-brand) 10%,var(--surface));color:var(--tk-brand-text)}a._source_hmyts_39:focus-visible{outline:2px solid var(--tk-brand-text);outline-offset:2px}._name_hmyts_68{min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}._icon_hmyts_75{flex-shrink:0;color:var(--muted-foreground);transition:color var(--animation-duration-fast) ease}a._source_hmyts_39:hover ._icon_hmyts_75{color:var(--tk-brand-text)}._plain_hmyts_85{font-weight:500;color:var(--muted-foreground)}._empty_hmyts_90{margin:0;font-size:.8125rem;color:var(--muted-foreground)}._srOnly_hmyts_96{position:absolute;width:1px;height:1px;margin:-1px;padding:0;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap;border:0}@media(prefers-reduced-motion:reduce){._source_hmyts_39,._icon_hmyts_75{transition:none}}._root_15ahl_3{container-type:inline-size;display:flex;flex-direction:column;gap:var(--spacing-6);color:var(--foreground)}._notice_15ahl_11{display:inline-flex;align-items:center;align-self:flex-start;gap:var(--spacing-2);margin:0;padding:4px var(--spacing-3);border-radius:var(--radius-full);background-color:var(--muted);color:var(--foreground);font-size:.75rem;font-weight:600}._hero_15ahl_25{display:flex;flex-direction:column;gap:var(--spacing-3);max-width:48rem}._crumbs_15ahl_32{display:flex;align-items:center;flex-wrap:wrap;gap:6px;font-size:.8125rem;color:var(--muted-foreground)}._title_15ahl_41{margin:0;font-family:var(--font-family-heading);font-size:clamp(1.625rem,1.25rem + 1.4vw,2.25rem);font-weight:800;letter-spacing:-.02em;line-height:1.2;text-wrap:balance}._standfirst_15ahl_51{margin:0;font-size:1.0625rem;line-height:1.6;color:var(--foreground)}._byline_15ahl_58{display:flex;flex-wrap:wrap;align-items:center;gap:var(--spacing-1) var(--spacing-4);margin:0;padding:0;list-style:none;font-size:.8125rem;color:var(--muted-foreground);font-variant-numeric:tabular-nums}._byline_15ahl_58 li{display:inline-flex;align-items:center;gap:6px}._byline_15ahl_58 strong{color:var(--foreground);font-weight:600}._pills_15ahl_82{display:flex;flex-wrap:wrap;gap:6px;margin:0;padding:0;list-style:none}._pill_15ahl_82{display:inline-flex;align-items:center;height:1.5rem;padding:0 .625rem;border-radius:var(--radius-full);font-size:.75rem;font-weight:600;white-space:nowrap;text-decoration:none}._pill_topic_15ahl_103{background-color:color-mix(in srgb,var(--chart-color-2) 13%,var(--surface));color:color-mix(in srgb,var(--chart-color-2) 40%,var(--foreground))}._pill_exam_15ahl_108{background-color:color-mix(in srgb,var(--info) 13%,var(--surface));color:var(--info-text)}._pill_syllabus_15ahl_113{background-color:color-mix(in srgb,var(--success) 13%,var(--surface));color:var(--success-text)}._pillLink_15ahl_118{transition:background-color var(--animation-duration-fast) ease}._pillLink_15ahl_118:hover{background-color:color-mix(in srgb,var(--chart-color-2) 24%,var(--surface))}._pillLink_15ahl_118:focus-visible{outline:2px solid var(--tk-brand-text);outline-offset:2px}._cover_15ahl_131{margin:0}._coverImage_15ahl_135{display:block;width:100%;aspect-ratio:16 / 9;object-fit:cover;border-radius:var(--radius-lg);background-color:var(--muted)}._coverEmpty_15ahl_144{display:flex;align-items:center;justify-content:center;gap:var(--spacing-2);padding:var(--spacing-3);border:1px dashed var(--border);border-radius:var(--radius-md);color:var(--muted-foreground);font-size:.8125rem;font-weight:600}._credit_15ahl_157{margin-top:6px;font-size:.75rem;color:var(--muted-foreground)}._layout_15ahl_164{display:grid;grid-template-columns:12.5rem minmax(0,1fr);gap:var(--spacing-8);align-items:start}._layoutSingle_15ahl_171{grid-template-columns:minmax(0,1fr)}._toc_15ahl_175{position:sticky;top:var(--ca-toc-top, var(--spacing-4));display:flex;flex-direction:column;gap:.625rem;padding:.875rem .75rem;border:1px solid var(--border);border-radius:var(--radius-lg);background-color:var(--surface)}._tocTitle_15ahl_187{margin:0;padding:0 .5rem;font-size:.6875rem;font-weight:700;letter-spacing:.08em;text-transform:uppercase;color:var(--muted-foreground)}._tocToggle_15ahl_197{display:none}._tocList_15ahl_201{display:flex;flex-direction:column;gap:3px;margin:0;padding:0;list-style:none}._tocLink_15ahl_210{display:flex;align-items:flex-start;gap:.5rem;padding:.4375rem .5rem;border-radius:var(--radius-md);color:var(--foreground);font-size:.8125rem;line-height:1.4;text-decoration:none;transition:background-color var(--animation-duration-fast) ease,color var(--animation-duration-fast) ease}._tocLink_15ahl_210:hover{background-color:color-mix(in srgb,var(--foreground) 5%,var(--surface))}._tocLink_15ahl_210:focus-visible{outline:2px solid var(--tk-brand-text);outline-offset:-2px}._tocLinkActive_15ahl_232,._tocLinkActive_15ahl_232:hover{background-color:color-mix(in srgb,var(--tk-brand) 12%,var(--surface));box-shadow:inset 3px 0 0 var(--tk-brand);color:var(--tk-brand-text);font-weight:600}._tocNumber_15ahl_240{display:inline-flex;align-items:center;justify-content:center;flex-shrink:0;width:1.375rem;height:1.375rem;border-radius:var(--radius-full);background-color:var(--muted);color:var(--foreground);font-size:.6875rem;font-weight:700;font-variant-numeric:tabular-nums}._tocLinkActive_15ahl_232 ._tocNumber_15ahl_240{background-color:var(--tk-brand);color:var(--tk-brand-ink)}._tocLabel_15ahl_260{min-width:0;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}._main_15ahl_268{display:flex;flex-direction:column;gap:var(--spacing-8);min-width:0;max-width:46rem}._label_15ahl_276{display:flex;align-items:center;gap:var(--spacing-2);margin:0 0 .625rem;font-family:var(--font-family-base);font-size:.6875rem;font-weight:700;letter-spacing:.08em;text-transform:uppercase;color:var(--muted-foreground)}._label_15ahl_276:before{content:"";width:6px;height:6px;border-radius:var(--radius-full);background-color:var(--tk-brand)}._para_15ahl_297{margin:0;font-size:1rem;line-height:1.75}._prose_15ahl_303{font-size:1rem;line-height:1.75;word-break:break-word}._proseQuiet_15ahl_310{color:color-mix(in srgb,var(--foreground) 82%,var(--surface))}._prose_15ahl_303 p{margin:0 0 var(--spacing-3)}._prose_15ahl_303 p:last-child{margin-bottom:0}._prose_15ahl_303 ul,._prose_15ahl_303 ol,._list_15ahl_325{margin:0;padding-left:1.25rem}._prose_15ahl_303 ul,._list_15ahl_325{list-style:disc}._prose_15ahl_303 ol{list-style:decimal}._prose_15ahl_303 li,._list_15ahl_325 li{margin:0 0 .5rem;padding-left:4px;line-height:1.7}._prose_15ahl_303 li::marker,._list_15ahl_325 li::marker{color:var(--tk-brand)}._prose_15ahl_303 li>p{margin:0}._prose_15ahl_303 strong{font-weight:600}._prose_15ahl_303 img{max-width:100%;height:auto;border-radius:var(--radius-md)}._prose_15ahl_303 a{color:var(--tk-brand-text);text-underline-offset:2px}._glance_15ahl_370{padding:var(--spacing-4) var(--spacing-5, 1.25rem);border-radius:var(--radius-lg);background-color:color-mix(in srgb,var(--warning) 10%,var(--surface))}._item_15ahl_376{display:flex;flex-direction:column;gap:1.375rem;scroll-margin-top:calc(var(--ca-toc-top, var(--spacing-4)) + var(--spacing-2))}._item_15ahl_376[data-ca-highlight]{border-radius:var(--radius-md);animation:_storyHighlight_15ahl_1 2.4s ease-out}@keyframes _storyHighlight_15ahl_1{0%,40%{background-color:color-mix(in srgb,var(--tk-brand) 10%,var(--surface));box-shadow:0 0 0 10px color-mix(in srgb,var(--tk-brand) 10%,var(--surface)),0 0 0 12px color-mix(in srgb,var(--tk-brand) 45%,var(--surface))}to{background-color:var(--surface);box-shadow:0 0 0 10px var(--surface),0 0 0 12px var(--surface)}}._item_15ahl_376+._item_15ahl_376{padding-top:2.5rem;border-top:1px solid var(--border)}._itemTitle_15ahl_407{display:flex;align-items:flex-start;gap:var(--spacing-3);margin:0;font-family:var(--font-family-heading);font-size:1.375rem;font-weight:800;letter-spacing:-.015em;line-height:1.3}._itemNumber_15ahl_419{flex-shrink:0;margin-top:3px;padding:2px 8px;border-radius:var(--radius-sm);background-color:color-mix(in srgb,var(--tk-brand) 14%,var(--surface));color:var(--tk-brand-text);font-size:.8125rem;font-weight:800;font-variant-numeric:tabular-nums}._itemFigure_15ahl_431{margin:0}._itemImage_15ahl_435{display:block;width:100%;aspect-ratio:16 / 9;object-fit:cover;border-radius:var(--radius-md);background-color:var(--muted)}._why_15ahl_445{padding:.875rem 1.125rem;border-left:3px solid var(--tk-brand);border-radius:var(--radius-md);background-color:color-mix(in srgb,var(--tk-brand) 8%,var(--surface))}._block_15ahl_452{display:flex;flex-direction:column}._itemFoot_15ahl_458{display:flex;flex-direction:column;gap:1rem;padding-top:1.125rem;border-top:1px solid var(--border)}._footGroup_15ahl_466{display:flex;flex-direction:column;gap:.5rem}._footLabel_15ahl_472{display:inline-flex;align-items:center;gap:6px;margin:0;font-family:var(--font-family-base);font-size:.6875rem;font-weight:700;letter-spacing:.08em;text-transform:uppercase;color:var(--muted-foreground)}._footLabel_15ahl_472 svg{color:color-mix(in srgb,var(--chart-color-2) 40%,var(--foreground))}._link_15ahl_489{display:inline-flex;align-items:center;gap:4px;color:var(--tk-brand-text);font-weight:600;text-decoration:none;border-radius:var(--radius-sm)}._link_15ahl_489:hover{text-decoration:underline}._link_15ahl_489:focus-visible{outline:2px solid var(--tk-brand-text);outline-offset:2px}._panel_15ahl_508{padding:var(--spacing-4) var(--spacing-5, 1.25rem);border-radius:var(--radius-lg);background-color:color-mix(in srgb,var(--muted) 70%,var(--surface))}._corrections_15ahl_514{background-color:color-mix(in srgb,var(--warning) 12%,var(--surface))}._quiz_15ahl_518{display:flex;flex-direction:column;gap:var(--spacing-5, 1.25rem);padding:var(--spacing-5, 1.25rem);border-radius:var(--radius-lg);background-color:color-mix(in srgb,var(--chart-color-5) 11%,var(--surface));scroll-margin-top:calc(var(--ca-toc-top, var(--spacing-4)) + var(--spacing-2))}._quizHead_15ahl_528{display:flex;align-items:center;gap:var(--spacing-3)}._quizIcon_15ahl_534{display:inline-flex;align-items:center;justify-content:center;flex-shrink:0;width:2.25rem;height:2.25rem;border-radius:var(--radius-md);background-color:var(--surface);color:var(--foreground)}._quizTitle_15ahl_546{margin:0;font-family:var(--font-family-heading);font-size:1.125rem;font-weight:800}._quizMeta_15ahl_553{margin:2px 0 0;font-size:.8125rem;color:var(--muted-foreground)}._quizList_15ahl_559{display:flex;flex-direction:column;gap:var(--spacing-5, 1.25rem);margin:0;padding:0;list-style:none}._quizQuestion_15ahl_568{display:flex;flex-direction:column;gap:var(--spacing-2)}._quizText_15ahl_574{display:flex;gap:6px;margin:0;font-weight:600;line-height:1.5}._quizNumber_15ahl_582{flex-shrink:0;color:var(--muted-foreground);font-variant-numeric:tabular-nums}._quizOptions_15ahl_588{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:var(--spacing-2)}._quizOption_15ahl_588{display:flex;align-items:center;gap:var(--spacing-2);min-height:2.5rem;padding:var(--spacing-2) var(--spacing-3);border:1px solid var(--border);border-radius:var(--radius-md);background-color:var(--surface);color:var(--foreground);font-family:var(--font-family-base);font-size:.875rem;text-align:left;cursor:pointer;transition:border-color var(--animation-duration-fast) ease,background-color var(--animation-duration-fast) ease}._quizOption_15ahl_588:hover:not(:disabled){border-color:var(--tk-brand-text)}._quizOption_15ahl_588:focus-visible{outline:2px solid var(--tk-brand-text);outline-offset:2px}._quizOption_15ahl_588:disabled{cursor:default}._optLetter_15ahl_624{display:inline-flex;align-items:center;justify-content:center;flex-shrink:0;width:1.375rem;height:1.375rem;border-radius:var(--radius-full);background-color:var(--muted);font-size:.75rem;font-weight:700}._optText_15ahl_637{min-width:0}._optIcon_15ahl_641{margin-left:auto;flex-shrink:0}._optPicked_15ahl_646{border-color:var(--tk-brand-text);background-color:color-mix(in srgb,var(--tk-brand) 14%,var(--surface))}._optRight_15ahl_651{border-color:var(--success-text);background-color:color-mix(in srgb,var(--success) 14%,var(--surface));color:var(--success-text)}._optWrong_15ahl_657{border-color:var(--error-text);background-color:color-mix(in srgb,var(--error) 10%,var(--surface));color:var(--error-text)}._explanation_15ahl_663{margin:0;padding:var(--spacing-2) var(--spacing-3);border-radius:var(--radius-sm);background-color:var(--surface);font-size:.875rem;line-height:1.55}._quizFoot_15ahl_672{display:flex;align-items:center;gap:var(--spacing-3)}._score_15ahl_678{font-family:var(--font-family-heading);font-size:1rem;font-weight:800}._missing_15ahl_684{color:var(--muted-foreground);font-style:italic;font-weight:400}@container (max-width: 52rem){._layout_15ahl_164{grid-template-columns:minmax(0,1fr);gap:var(--spacing-5, 1.25rem)}._toc_15ahl_175{position:static;padding:0;gap:0}._tocTitle_15ahl_187{display:none}._tocToggle_15ahl_197{display:flex;align-items:center;gap:var(--spacing-2);width:100%;padding:var(--spacing-3);border:none;border-radius:inherit;background:none;color:var(--foreground);font-family:var(--font-family-base);font-size:.875rem;font-weight:600;text-align:left;cursor:pointer}._tocToggle_15ahl_197:focus-visible{outline:2px solid var(--tk-brand-text);outline-offset:-2px}._tocCount_15ahl_729{padding:0 6px;border-radius:var(--radius-full);background-color:var(--muted);font-size:.75rem}._tocChevron_15ahl_736{margin-left:auto;transition:transform var(--animation-duration-fast) ease}._tocChevronOpen_15ahl_741{transform:rotate(180deg)}._tocList_15ahl_201{display:none;padding:0 var(--spacing-2) var(--spacing-2)}._tocListOpen_15ahl_750{display:flex}._main_15ahl_268{max-width:none}}@container (max-width: 34rem){._quizOptions_15ahl_588{grid-template-columns:1fr}._itemTitle_15ahl_407{font-size:1.1875rem}._main_15ahl_268{gap:var(--spacing-6)}._item_15ahl_376+._item_15ahl_376{padding-top:1.75rem}._item_15ahl_376{gap:1.125rem}._why_15ahl_445{padding:.75rem .875rem}}@media(prefers-reduced-motion:reduce){._tocLink_15ahl_210,._quizOption_15ahl_588,._tocChevron_15ahl_736,._pillLink_15ahl_118{transition:none}}