:root{--bg:#fff;--surface:#fff;--surface-muted:#f8fafc;--text-primary:#0f172a;--text-secondary:#334155;--text-muted:#475569;--primary:#1d4ed8;--primary-hover:#1e40af;--primary-soft:#e0e7ff;--border:#cbd5e1;--border-subtle:#e2e8f0;--focus:#f59e0b;--success:#166534;--warning:#92400e;--error:#991b1b;--info:#1e3a8a;--fg:var(--text-primary);--muted:var(--text-muted);--muted2:var(--text-secondary);--surface2:var(--surface-muted);--shadow:0 10px 30px rgba(2,6,23,.06);--shadow2:0 4px 18px rgba(2,6,23,.06);--primary2:var(--primary-hover);--primarySoft:var(--primary-soft);--link:var(--primary);--radius:18px;--fontScale:1;--uiScale:1;--line:1.6;--fs-100:0.875rem;--fs-200:0.95rem;--fs-300:1rem;--fs-400:1.125rem;--fs-500:1.25rem;--fs-600:1.5rem;--fs-700:2rem;--fs-800:2.5rem}[data-theme=high-contrast]{--bg:#000;--surface:#000;--surface-muted:#000;--text-primary:#fff;--text-secondary:#f3f4f6;--text-muted:#e5e7eb;--primary:#facc15;--primary-hover:#fde047;--primary-soft:#111827;--border:#fff;--border-subtle:#9ca3af;--focus:#fde047;--success:#4ade80;--warning:#fbbf24;--error:#f87171;--info:#93c5fd;--fg:var(--text-primary);--muted:var(--text-muted);--muted2:var(--text-secondary);--surface2:var(--surface-muted);--shadow:none;--shadow2:none;--primary2:var(--primary-hover);--primarySoft:var(--primary-soft);--link:var(--info)}*,:after,:before{box-sizing:border-box}body,html{height:100%;width:100%}body{font-family:Source Sans\ 3,Segoe UI,Trebuchet 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(min-width:900px){.container{padding:24px}}header{position:-webkit-sticky;position:sticky;top:0;z-index:20;background:hsla(0,0%,100%,.85);-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);border-bottom:1px solid var(--border)}[data-theme=high-contrast] header{background:var(--bg);-webkit-backdrop-filter:none;backdrop-filter:none}.headerRow{justify-content:space-between;padding:14px 0}.brandLine,.headerRow{display:flex;gap:14px;align-items:center}.brandLine{flex-wrap:wrap;width:100%}.brandLink{display:flex;gap:10px;align-items:center;color:inherit}.brandLink,.brandLink:hover{text-decoration:none}.brandWordmark{display:block;height:32px;width:auto}[data-theme=high-contrast] .brandWordmark{filter:invert(1) brightness(2)}.brandIcon{width:38px;height:38px;display:grid;place-items:center;flex:0 0 auto}.brandLogo{display:block;width:100%;height:100%;object-fit:contain}.logoContrast,[data-theme=high-contrast] .logoDefault{display:none}[data-theme=high-contrast] 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.chipSoft{background:hsla(0,0%,100%,.1);color:var(--fg);border:1px solid var(--border)}.heroWrap{background:radial-gradient(900px 400px at 50% 30%,rgba(79,70,229,.1),hsla(0,0%,100%,0)),radial-gradient(700px 300px at 70% 20%,rgba(99,102,241,.1),hsla(0,0%,100%,0));border-bottom:1px solid var(--border)}[data-theme=high-contrast] .heroWrap{background:var(--bg)}.hero{padding:52px 0 34px;text-align:center}@media (max-width:900px){.hero{padding:40px 0 28px}}@media (max-width:640px){.hero{padding:32px 0 22px}}.heroTitle{font-size:clamp(2rem,4vw,2.75rem);margin:10px 0;letter-spacing:-.6px}.heroSub{margin:0 auto 22px;max-width:680px;color:var(--muted);font-size:var(--fs-300)}.searchBar{max-width:680px;width:100%;margin:0 auto;background:var(--surface);border:1px solid var(--border);border-radius:16px;padding:14px 16px;display:flex;align-items:center;gap:12px;box-shadow:var(--shadow);position:relative}.searchBar input{outline:0;width:100%;font-size:var(--fs-300);color:var(--fg);min-width:0}.searchBar input,.searchBtn{border:0;background:transparent}.searchBtn{color:var(--text-secondary);display:grid;place-items:center;width:36px;height:36px;border-radius:999px;cursor:pointer}.searchBtn:hover{background:var(--primary-soft);color:var(--primary)}.icon{width:20px;height:20px;color:var(--muted2)}.searchSuggestions{position:absolute;top:calc(100% + 8px);left:0;width:100%;background:var(--surface);border:1px solid var(--border);border-radius:14px;box-shadow:var(--shadow);z-index:10;max-height:320px;overflow:auto;padding:6px}.searchSuggestion{width:100%;text-align:left;background:transparent;border:1px solid transparent;padding:10px 12px;border-radius:12px;cursor:pointer;display:flex;flex-direction:column;gap:4px;font-size:var(--fs-200);color:var(--text-primary)}.searchSuggestion:hover{background:var(--surface2);border-color:var(--border)}.searchSuggestion.isActive{background:var(--primarySoft);border-color:var(--primary);color:var(--primary2)}.searchSuggestionTitle{font-weight:600}.searchSuggestionMeta{color:var(--text-secondary);font-size:var(--fs-100)}.sectionTitle{font-size:var(--fs-500);margin:28px 0 14px}.gridCards{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));grid-gap:16px;gap:16px;align-items:stretch;width:100%}@media (max-width:1200px){.gridCards{grid-template-columns:repeat(2,minmax(0,1fr))}}@media (max-width:900px){.gridCards{grid-template-columns:1fr}}.sidebarLayout{display:grid;grid-template-columns:260px 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svg{width:14px;height:14px}.sidebarCloseBtn:hover{background:var(--surface)}.sidebarList{gap:10px}.sidebarGroup,.sidebarList{display:flex;flex-direction:column}.sidebarAllLink{flex:1 1 auto;display:flex;align-items:center;justify-content:space-between;padding:10px 12px;border-radius:12px;border:1px solid transparent;color:var(--fg);text-decoration:none;font-weight:600}.sidebarAllLink:hover{background:var(--surface2);text-decoration:none}.sidebarCategoryRow{display:flex;align-items:center;gap:8px;padding:6px;border-radius:12px}.sidebarCategoryRow:hover{background:var(--surface2)}.sidebarCategoryRow.isActive{background:var(--primarySoft)}.sidebarToggle{width:32px;height:32px;display:grid;place-items:center;border-radius:10px;border:1px solid transparent;background:transparent;cursor:pointer;color:var(--text-secondary)}.sidebarToggle svg{width:18px;height:18px;transition:transform .12s ease}.sidebarToggle.isExpanded svg{transform:rotate(90deg)}.sidebarToggle:hover{background:var(--surface2);border-color:var(--border)}.sidebarToggle:disabled{opacity:.4;cursor:default;background:transparent;border-color:transparent}.sidebarCategoryLink{flex:1 1 auto;color:var(--fg);text-decoration:none;display:flex;align-items:center;min-height:36px}.sidebarCategoryLink:hover{text-decoration:none}.sidebarCount{font-size:var(--fs-100);color:var(--text-secondary);background:var(--surface2);border-radius:999px;padding:2px 8px}.sidebarSubList{display:flex;flex-direction:column;gap:6px;margin:6px 0 8px 40px}.sidebarSubEmpty{color:var(--text-secondary);font-size:var(--fs-100);background:var(--surface2)}.sidebarSubEmpty,.sidebarSubLink{padding:8px 10px;border-radius:10px}.sidebarSubLink{display:flex;align-items:center;justify-content:flex-start;gap:8px;color:var(--fg);text-decoration:none;min-height:38px;border:1px solid transparent}.sidebarSubLink .sidebarCount{margin-right:4px}.sidebarSubLink:hover{background:var(--surface2);border-color:var(--border);text-decoration:none}.sidebarSubLink.isActive{background:var(--primarySoft);border-color:var(--primary);color:var(--primary2)}.sidebarOverlay{display:none}.browseHeader{display:flex;align-items:center;justify-content:space-between;gap:16px;margin-bottom:6px}.browseMeta{display:flex;gap:8px;flex-wrap:wrap;margin-top:8px}@media (max-width:1023px) and (min-width:768px){.sidebarLayout{grid-template-columns:220px minmax(0,1fr);gap:16px}.sidebarPanel{top:80px}}@media (max-width:767px){.sidebarLayout{grid-template-columns:1fr}.filtersBar{display:flex}.sidebarPanel{position:fixed;top:0;left:0;height:100%;width:min(86vw,320px);transform:translateX(-110%);transition:transform .16s ease;border-radius:0 16px 16px 0;z-index:40}.sidebarPanel.isOpen{transform:translateX(0)}.sidebarOverlay{display:block;position:fixed;inset:0;background:rgba(15,23,42,.35);opacity:0;pointer-events:none;transition:opacity .16s ease;z-index:35}.sidebarOverlay.isOpen{opacity:1;pointer-events:auto}.sidebarCloseBtn{display:inline-flex}}@media (min-width:768px){.sidebarCloseBtn{display:none}}.card{min-height:220px}.articleCardItem,.card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:18px;box-shadow:var(--shadow2);display:flex;flex-direction:column;height:100%}.articleCardItem{gap:8px;width:100%;max-width:100%;box-sizing:border-box}.articleCardMeta{display:flex;flex-wrap:wrap;gap:8px;min-width:0}.articleCardMeta .chipTruncate{max-width:100%}.articleCardTitle{margin:4px 0 0;font-size:var(--fs-400);line-height:1.3;min-height:calc(1.3em * 2);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;overflow-wrap:anywhere}.articleCardTitleLink{color:inherit;text-decoration:none}.articleCardTitleLink:hover{text-decoration:underline}.articleCardDesc{margin:0;color:var(--muted);font-size:var(--fs-200);line-height:1.5;min-height:calc(1.5em * 3);display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden;overflow-wrap:anywhere}.articleCardTags{display:flex;flex-wrap:wrap;gap:8px;min-height:32px;min-width:0}.articleCardTags.isEmpty{min-height:32px}.articleCardFooter{display:flex;align-items:center;justify-content:space-between;gap:10px;margin-top:auto;color:var(--text-secondary);font-size:var(--fs-200);flex-wrap:wrap}.articleCardUpdated{display:inline-flex;align-items:center;gap:6px;white-space:nowrap}.articleCardUpdated svg{width:16px;height:16px}.articleCardViews{display:inline-flex;align-items:center;gap:6px;white-space:nowrap}.articleCardViews svg{width:16px;height:16px}.cardLink{display:flex;flex-direction:column;flex:1 1 auto;min-height:0;color:inherit}.cardLink,.cardLink:hover{text-decoration:none}.card:hover{transform:translateY(-1px);transition:transform .12s ease}[data-theme=high-contrast] .card:hover{transform:none}.cardTop{display:flex;align-items:flex-start;justify-content:space-between;gap:12px}.card h3{margin:10px 0 6px;font-size:var(--fs-400);-webkit-line-clamp:2}.card h3,.card p{display:-webkit-box;-webkit-box-orient:vertical;overflow:hidden}.card p{margin:0;color:var(--muted);-webkit-line-clamp:3}.card p,.cardFoot{font-size:var(--fs-200)}.cardFoot{color:var(--muted2);display:flex;gap:10px;align-items:center;flex-wrap:wrap;margin-top:auto}.arrow{width:34px;height:34px;border-radius:999px;border:1px solid var(--border);display:grid;place-items:center;background:var(--surface2)}[data-theme=high-contrast] .arrow{background:var(--surface)}.pillsRow{flex-wrap:wrap;justify-content:flex-start;margin:14px 0 8px}.filterBar,.pillsRow{display:flex;gap:12px}.filterBar{align-items:center;flex-wrap:nowrap}.filterLabel{font-weight:600;font-size:14px;color:#1f2a44;flex:0 0 auto}.filterIcon{width:28px;height:28px;border-radius:999px;border:1px solid var(--border);display:grid;place-items:center;color:var(--text-secondary);background:var(--surface);flex:0 0 auto}.filterIcon svg{width:16px;height:16px}.filterChips{display:flex;align-items:center;gap:10px;flex-wrap:nowrap;overflow-x:auto;padding:4px 0;scrollbar-width:none;min-width:0;flex:1 1 auto;-webkit-overflow-scrolling:touch}.filterChips::-webkit-scrollbar{display:none}.filterChip{display:inline-flex;align-items:center;gap:8px;border:1px solid var(--border);background:var(--surface);border-radius:999px;padding:6px 10px;font-size:var(--fs-200);white-space:nowrap}.filterChipBtn{color:var(--text-primary);font-weight:600;padding:0;white-space:nowrap;max-width:340px;overflow:hidden;text-overflow:ellipsis}.filterChipBtn,.filterChipClose{border:0;background:transparent;cursor:pointer}.filterChipClose{color:var(--text-secondary);font-size:16px;line-height:1}.filterChipClose:hover{color:var(--text-primary)}.filterGroup{position:relative;display:flex;gap:8px;align-items:center}.filterAddWrap{position:relative;flex:0 0 auto;margin-left:4px;z-index:5}.filterAddBtn{width:34px;height:34px;border-radius:999px;border:1px solid var(--border);background:var(--surface);color:var(--text-primary);font-size:20px;cursor:pointer}.filterAddBtn:hover{background:var(--surface2)}.filterAddMenu{position:fixed;background:var(--surface);border:1px solid var(--border);border-radius:12px;box-shadow:var(--shadow);padding:8px;min-width:160px;z-index:30}.filterAddItem{width:100%;text-align:left;border:0;background:transparent;padding:8px 10px;border-radius:8px;cursor:pointer;font-size:var(--fs-200);color:var(--text-primary)}.filterAddItem:hover{background:var(--surface2)}.filterAddEmpty{color:var(--text-secondary);font-size:var(--fs-200);padding:8px 10px}.tagSelected{display:flex;gap:6px;flex-wrap:wrap;margin-bottom:8px}.tagSelectedChip{border:1px solid var(--border);background:var(--surface2);color:var(--text-primary);border-radius:999px;padding:4px 8px;font-size:var(--fs-200);cursor:pointer}.tagPopover,.tagSelectedChip:hover{background:var(--surface)}.tagPopover{position:fixed;width:min(320px,95vw);border:1px solid var(--border);border-radius:14px;box-shadow:var(--shadow);padding:12px;z-index:30}.tagPopoverHeader{font-size:var(--fs-200);color:var(--text-secondary);margin-bottom:8px}.tagSearch{width:100%;border:1px solid var(--border);border-radius:10px;padding:8px 10px;font-size:var(--fs-200)}.tagOptions{margin-top:10px;display:flex;flex-direction:column;gap:6px;max-height:220px;overflow:auto;scrollbar-width:none}.tagOptions::-webkit-scrollbar{display:none}.tagOption{display:flex;align-items:center;gap:10px;border:1px solid transparent;background:transparent;padding:8px 10px;border-radius:10px;cursor:pointer;font-size:var(--fs-200);color:var(--text-primary);text-align:left}.tagOption:hover{background:var(--surface2);border-color:var(--border)}.tagOption.isActive{background:var(--primarySoft);border-color:var(--primary);color:var(--text-primary)}.tagCheck{width:16px;height:16px;border:1px solid var(--border);border-radius:4px;background:var(--surface)}.tagCheck.isChecked{background:var(--primary);border-color:var(--primary);box-shadow:inset 0 0 0 2px #fff}.tagEmpty{color:var(--text-secondary);font-size:var(--fs-200);padding:8px 10px}.pill{border:1px solid var(--border-subtle);background:var(--surface);border-radius:999px;padding:8px 14px;cursor:pointer;font-weight:600;color:var(--fg);box-shadow:0 4px 10px rgba(2,6,23,.05)}.pillActive{background:var(--primarySoft);border-color:var(--primary);color:var(--primary2);box-shadow:none}[data-theme=high-contrast] .pillActive{background:var(--primary);border-color:var(--primary);color:#000}.activeFilters{display:flex;gap:10px;flex-wrap:wrap;align-items:center;justify-content:flex-start;color:var(--muted2);font-size:var(--fs-200);margin-top:10px}.kbd{border:solid var(--border);border-width:1px 1px 2px;border-radius:8px;padding:2px 8px;background:var(--surface);font-size:var(--fs-100);color:var(--muted)}.paginationRow,.resultsMeta{color:var(--muted2);font-size:var(--fs-200);margin:10px 0 14px}.paginationRow{display:flex;align-items:center;justify-content:space-between;gap:12px;flex-wrap:wrap}.paginationInfo{white-space:nowrap}.paginationControls{display:flex;align-items:center;gap:8px;flex-wrap:wrap}.articleHeader{margin-bottom:8px}.articleCrumbs{display:flex;gap:10px;flex-wrap:wrap;align-items:center;margin-bottom:10px}.articleTop{padding-bottom:16px;margin-bottom:18px;border-bottom:1px solid var(--border-subtle)}.articleTitle{font-size:var(--fs-700);margin:6px 0 8px;word-break:break-word;overflow-wrap:anywhere}.articleMetaRow{display:flex;gap:10px;align-items:center;flex-wrap:wrap;color:var(--text-secondary);font-size:var(--fs-200)}.articleMetaPrimary{flex-wrap:nowrap}.articleMetaPrimary .navLink{flex:0 0 auto;white-space:nowrap}.articleMetaPrimary .navLink svg{width:18px;height:18px;flex:0 0 auto}.articleMetaPrimary 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