:root{--bg: #f3f4f6;--surface: #ffffff;--muted: #6b7280;--text: #111827;--border: #e5e7eb;--shadow: 0 8px 24px rgba(0, 0, 0, .08);--teal: #006d75;--teal-2: #0b7285}*{box-sizing:border-box}body{margin:0;font-family:system-ui,-apple-system,Segoe UI,Roboto,Arial,sans-serif;font-size:14px;line-height:1.4;background:var(--bg);color:var(--text)}button,input,select,textarea{font:inherit}.app{min-height:100vh}.topbar{position:sticky;top:0;z-index:10;background:var(--surface);border-bottom:1px solid var(--border)}.topbarInner{max-width:1280px;margin:0 auto;padding:12px 16px}.searchRow{display:flex;gap:12px;align-items:center;flex-wrap:wrap}.searchBox{display:flex;align-items:center;gap:10px;flex:1;min-width:320px;background:#f9fafb;border:1px solid var(--border);border-radius:10px;padding:8px}.searchBox input{border:none;outline:none;background:transparent;flex:1;min-width:0;padding:6px 8px}.searchBtn{background:var(--teal);color:#fff;border:none;border-radius:10px;padding:10px 14px;font-weight:600;cursor:pointer}.searchBtn:disabled{opacity:.7;cursor:not-allowed}.clearBtn{border:1px solid var(--teal);background:#fff;color:var(--teal);border-radius:10px;padding:10px 12px;font-weight:600;cursor:pointer}.filtersBtn{display:none;border:1px solid var(--border);background:#fff;color:#111827;border-radius:10px;padding:10px 12px;font-weight:700;cursor:pointer}.toggles{display:flex;align-items:center;gap:12px}.toggle{display:flex;align-items:center;gap:8px;color:var(--muted);font-weight:500}.toggle select{padding:6px 8px;border:1px solid var(--border);border-radius:10px;background:#fff}.toggle input[type=number]{width:84px;padding:6px 8px;border:1px solid var(--border);border-radius:10px;background:#fff}.banner{max-width:1280px;margin:12px auto 0;padding:10px 14px;border-radius:10px;border:1px solid var(--border)}.bannerInfo{background:#fff;color:var(--muted)}.bannerError{background:#fef2f2;border-color:#fecaca;color:#7f1d1d}.layout{max-width:1280px;margin:14px auto 30px;padding:0 16px 30px;display:grid;grid-template-columns:320px 1fr;gap:18px}.sidebar{background:var(--surface);border:1px solid var(--border);border-radius:14px;padding:14px;box-shadow:var(--shadow);height:fit-content;position:sticky;top:82px}.sidebarHeader{display:flex;justify-content:space-between;align-items:baseline;margin-bottom:10px}.sidebarHeaderActions{display:inline-flex;align-items:center;gap:10px}.sidebarCloseBtn,.sidebarOverlay{display:none}.sidebarDrawer{display:block}.sidebarTitle{font-weight:600;color:#1f2937}.linkBtn{border:none;background:transparent;color:var(--teal);font-weight:600;cursor:pointer}.facet{border-top:1px solid var(--border);padding-top:12px;margin-top:12px}.facetTitle{font-weight:700;margin-bottom:8px}.facetTitleRow{display:flex;align-items:center;justify-content:space-between;gap:8px}.facetTitleRow .facetTitle{margin-bottom:0}.facetHint{color:var(--muted);font-size:13px}.facetBody{display:grid;gap:8px}.facetValues{display:grid;gap:6px}.facetOptionGrid{display:grid;grid-template-columns:1fr;gap:6px;max-height:240px;overflow:auto;padding-right:6px}.facetOptionItem{border:1px solid var(--border);border-radius:10px;padding:6px 8px;background:#fff}.facetValueBtn{display:flex;justify-content:space-between;align-items:center;gap:10px;border:1px solid var(--border);background:#fff;padding:8px 10px;border-radius:10px;cursor:pointer;text-align:left;font-weight:600;color:#111827}.facetValueBtn:disabled{opacity:.7;cursor:not-allowed}.facetValueCount{color:var(--muted);font-variant-numeric:tabular-nums;font-weight:700}.checkRow{display:flex;gap:10px;align-items:center;color:#1f2937}.termYearGroup{display:grid;gap:6px}.termYearHeader{font-weight:700}.termYearTerms{display:grid;gap:6px;padding-left:24px}.textInput{padding:10px;border:1px solid var(--border);border-radius:10px;background:#fff}.pillBtn{border:1px solid var(--border);background:#fff;padding:10px;border-radius:10px;text-align:left;cursor:pointer;font-weight:600;color:#111827}.main{background:var(--surface);border:1px solid var(--border);border-radius:14px;box-shadow:var(--shadow);padding:14px}.resultsMeta{color:var(--muted);font-weight:600;margin:12px 0}.activeFilters{display:flex;flex-wrap:wrap;gap:8px;margin:6px 0 14px}.activeChip{display:inline-flex;align-items:center;gap:8px;border:1px solid var(--border);background:#ecfeff;color:#0b4b53;border-radius:999px;padding:6px 10px;font-weight:700;cursor:pointer}.activeChip:disabled{opacity:.7;cursor:not-allowed}.chipClose{width:18px;height:18px;display:inline-flex;align-items:center;justify-content:center;border-radius:999px;background:#0b4b53;color:#fff;font-size:12px;line-height:1}.cardsGrid{display:grid;grid-template-columns:repeat(auto-fill,minmax(320px,1fr));gap:14px}.cardsList{display:grid;gap:12px}.card{border:1px solid var(--border);border-radius:14px;padding:14px;background:#fff}.cardTop{display:flex;justify-content:space-between;gap:12px;margin-bottom:8px}.cardCode{font-weight:800;letter-spacing:.02em}.cardSmall{color:var(--muted);font-size:12px;margin-top:4px}.cardTerm{text-align:right;color:var(--muted);font-weight:700}.seatOpen{margin-top:6px;display:inline-block;background:#ecfdf5;color:#065f46;border:1px solid #a7f3d0;padding:4px 8px;border-radius:999px;font-weight:800;font-size:12px}.seatMuted{margin-top:6px;display:inline-block;background:#f3f4f6;color:#374151;border:1px solid #e5e7eb;padding:4px 8px;border-radius:999px;font-weight:800;font-size:12px}.cardTitle{font-size:16px;font-weight:800;margin:10px 0 4px}.cardSubtitle{color:var(--muted);font-weight:700}.cardFacts{margin-top:10px;display:grid;gap:6px;color:#1f2937}.factRow{display:grid;grid-template-columns:18px 1fr;gap:8px;align-items:center}.factIcon{color:var(--teal-2)}.detailsBtn{margin-top:12px;width:100%;border:1px solid var(--border);background:#f9fafb;padding:10px 12px;border-radius:10px;cursor:pointer;font-weight:700}.modalRoot{position:fixed;top:0;right:0;bottom:0;left:0;z-index:100}.modalBackdrop{position:absolute;top:0;right:0;bottom:0;left:0;background:#00000061}.modalCard{position:relative;z-index:101;max-width:560px;margin:80px auto;background:#fff;border-radius:14px;border:1px solid var(--border);box-shadow:var(--shadow);padding:14px;max-height:calc(100vh - 160px);display:flex;flex-direction:column}.modalWide{max-width:840px}.modalHeader{display:flex;justify-content:space-between;align-items:center}.modalHeader h3{margin:6px 0}.iconBtn{border:none;background:#f3f4f6;border-radius:10px;padding:6px 10px;cursor:pointer;font-weight:800}.modalBody{margin-top:10px;overflow:auto}.rangeWrap,.rangeRow{display:grid;gap:12px}.rangeLabels{display:flex;justify-content:space-between;color:var(--muted);font-weight:700}.modalActions{display:flex;gap:10px}.semesterModalGrid{display:grid;grid-template-columns:repeat(2,minmax(220px,1fr));gap:14px 18px;margin-bottom:14px}.semesterModalGroup{display:grid;gap:8px}.applyBtn{flex:1;border:none;background:var(--teal);color:#fff;border-radius:10px;padding:10px 12px;font-weight:800;cursor:pointer;text-decoration:none;display:inline-flex;align-items:center;justify-content:center}.clearBtn2{flex:1;border:1px solid var(--teal);background:#fff;color:var(--teal);border-radius:10px;padding:10px 12px;font-weight:800;cursor:pointer}.debugStack{margin-top:14px;display:grid;gap:12px}.debugCard{border:1px solid var(--border);border-radius:14px;padding:12px;background:#fff}.debugTitle{font-weight:800;margin-bottom:8px}.debugPre{margin:0;white-space:pre-wrap;word-break:break-word;color:#111827;font-size:12px;background:#f9fafb;border:1px solid var(--border);border-radius:10px;padding:10px}.detailsGrid{display:grid;grid-template-columns:1.3fr .7fr;gap:18px}@media (max-width: 900px){.layout{grid-template-columns:1fr}.searchBox{min-width:0}.filtersBtn{display:inline-flex;align-items:center;justify-content:center}.sidebarOverlay{display:block;position:fixed;top:0;right:0;bottom:0;left:0;z-index:70;background:#00000059;opacity:0;pointer-events:none;transition:opacity .16s ease}.sidebarOverlayOpen{opacity:1;pointer-events:auto}.sidebarDrawer{position:fixed;top:0;bottom:0;left:0;z-index:71;width:min(360px,88vw);background:var(--surface);border-right:1px solid var(--border);transform:translate(-110%);transition:transform .16s ease;overflow:auto}.sidebarDrawerOpen{transform:translate(0)}.sidebar{position:static;top:auto;height:auto;border:none;border-radius:0;box-shadow:none}.sidebarCloseBtn{display:inline-flex}.detailsGrid,.semesterModalGrid{grid-template-columns:1fr}}.detailsCode{font-weight:800;color:var(--teal-2)}.detailsTitle{font-size:22px;font-weight:900;margin:6px 0 4px}.detailsSub{color:var(--teal-2);font-weight:800}.detailsMeta{color:var(--muted);font-weight:700;margin-top:4px}.detailsFacts{margin-top:14px;display:grid;gap:10px;padding:12px;border:1px solid var(--border);border-radius:14px;background:#f9fafb}.detailsSectionTitle{margin-top:16px;font-weight:900}.detailsText{color:#374151;line-height:1.55;white-space:pre-wrap}.detailsDebug{margin-top:14px}.detailsDebug .debugPre{max-height:320px;overflow:auto}.spacer{height:6px}.kv{border:1px solid var(--border);border-radius:14px;padding:12px;background:#f9fafb;margin-bottom:10px}.kvLabel{color:var(--muted);font-weight:700;margin-bottom:6px}.kvValue{font-weight:700;color:#1f2937}.pagerRow{display:flex;justify-content:space-between;align-items:center;gap:12px;margin:8px 0 12px;color:var(--muted);font-weight:700}.pagerCenter{display:grid;gap:8px;justify-items:center;text-align:center;min-width:0;flex:1}.pagerMeta{overflow:hidden;text-overflow:ellipsis;white-space:nowrap;max-width:100%}.pagerNums{display:flex;flex-wrap:wrap;gap:6px;justify-content:center}.pagerEllipsis{padding:0 6px;color:var(--muted);font-weight:900}.pagerBtn{border:1px solid var(--border);background:#fff;border-radius:10px;padding:8px 10px;cursor:pointer;font-weight:800;color:#111827}.pagerBtnActive{background:#111827;color:#fff;border-color:#111827}.pagerBtn:disabled{opacity:.6;cursor:not-allowed}.unitsRow{display:flex;align-items:center;gap:10px}.unitsRow select{width:100%;border:1px solid var(--border);border-radius:10px;padding:8px 10px;font-weight:700;background:#fff}.unitsTo{color:var(--muted);font-weight:800}mark{background:#fde68a;color:inherit;border-radius:6px;padding:0 3px}