@import url('https://fonts.googleapis.com/css2?family=DM+Sans:wght@400;500;600;700&family=Manrope:wght@400;500;600;700;800&display=swap');
:root{font-family:'DM Sans',Arial,sans-serif;color:#192a3a;background:#f3f6fa;font-size:16px;--blue:#1657d7;--line:#dbe3ed;--muted:#627187}*{box-sizing:border-box}body{margin:0}button,input,select{font:inherit}button{cursor:pointer}button:disabled{opacity:.45;cursor:not-allowed}a{color:var(--blue)}header{height:88px;padding:0 3.5%;display:flex;align-items:center;gap:60px;background:#fff;border-bottom:1px solid var(--line)}.brand{display:flex;align-items:center;gap:12px;color:#13283e;text-decoration:none;font-size:25px;font-weight:800}.brand small{display:block;font-size:10px;letter-spacing:1.8px;margin-top:2px}.logo{display:grid;place-items:center;background:#1657d7;color:white;width:44px;height:48px;border-radius:10px;font-family:Georgia,serif;font-size:34px}nav{align-self:stretch;display:flex;gap:25px}.nav{border:0;background:none;color:var(--muted);padding:0 4px;border-bottom:3px solid transparent}.nav.active{color:var(--blue);border-bottom-color:var(--blue);font-weight:700}.private{margin-left:auto;font-size:14px;border:1px solid var(--line);padding:7px 12px;border-radius:30px}main{padding:36px 3.5% 60px}.intro{display:flex;justify-content:space-between;align-items:center;margin-bottom:25px}.eyebrow{font-size:12px;font-weight:700;letter-spacing:1.6px;color:var(--muted);margin:0 0 10px}h1{font-family:Manrope,Arial,sans-serif;font-size:30px;letter-spacing:-1px;margin:0}h2{font-size:18px;margin:0 0 18px}.summary{font-size:14px;color:var(--muted);text-align:right;line-height:1.8}.workspace{display:grid;grid-template-columns:215px minmax(0,1fr) 300px;gap:25px}.filters{padding:22px 0;align-self:start}label{display:block;font-size:14px;font-weight:600;margin-bottom:20px}select,input{margin-top:8px;display:block;width:100%;padding:10px 11px;border:1px solid #cbd6e3;border-radius:7px;background:white;color:#23384f;font-size:14px;min-height:42px}.muted{color:var(--muted);font-weight:400}.filters details{margin-top:24px;border-top:1px solid var(--line);padding-top:20px;font-size:14px;line-height:1.6;color:var(--muted)}summary{cursor:pointer}.sourceLink{font-size:13px;display:block;margin-top:18px}.resultsbar{display:flex;justify-content:space-between;align-items:center;min-height:62px}.resultsbar h2{margin:0;font-size:16px}.sortlabel{display:flex;align-items:center;gap:8px;color:var(--muted);font-size:13px;margin:0}.sortlabel select{width:auto;margin:0;background:transparent;border:0;max-width:190px}.card{border:1px solid var(--line);border-radius:11px;background:#fff;margin-bottom:13px;overflow:hidden;transition:border-color .15s}.card.selected{border-color:var(--blue);box-shadow:0 0 0 1px var(--blue)}.cardbody{padding:20px}.cardmeta{display:flex;align-items:center;gap:9px;font-size:12px;color:var(--muted);flex-wrap:wrap}.paperbadge{background:#edf2fa;color:#304f7b;padding:4px 7px;border-radius:4px;font-weight:700}.card h3{font-family:Manrope,Arial,sans-serif;font-size:18px;line-height:1.45;margin:12px 0 10px}.snippet{font-size:14px;color:var(--muted);line-height:1.55;margin:0 0 15px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}.tags{display:flex;gap:6px;flex-wrap:wrap}.tag{font-size:12px;background:#eff5ff;color:#315f9c;padding:5px 8px;border-radius:4px}.cardfoot{border-top:1px solid #e9eef5;display:flex;justify-content:space-between;align-items:center;padding:11px 20px;font-size:14px}.difficulty{color:#617086}.difficulty.Challenge{color:#9e4f19}.difficulty.Foundation{color:#24736d}.cardactions{display:flex;gap:10px}.cardactions button{font-size:14px;padding:7px 12px;border-radius:6px;border:1px solid #cbd6e3;background:#fff;color:#334b68}.cardactions .add{background:#ecf2ff;border-color:#c2d5fa;color:#1657d7;font-weight:600}.card.selected .add{background:#1657d7;color:#fff}.builder{background:white;border:1px solid var(--line);border-radius:12px;padding:23px;position:sticky;top:20px;align-self:start}.buildertop{display:flex;justify-content:space-between;align-items:center;margin-bottom:20px}.buildertop .eyebrow{margin:0;font-size:11px}.count{background:#eaf1ff;color:var(--blue);padding:4px 8px;border-radius:6px;font-weight:700;font-size:13px}.builder h2{font-family:Manrope,Arial,sans-serif;font-size:22px;margin:0}.builder>p{font-size:14px;line-height:1.6}.builder label{margin-top:22px}.primary,.secondary{padding:12px 14px;border-radius:7px;font-size:14px;font-weight:600}.primary{background:var(--blue);border:1px solid var(--blue);color:#fff}.secondary{background:#fff;border:1px solid #bdcce0;color:#234369}.builder>.primary,.builder>.secondary{display:block;width:100%;margin-top:10px}.textbtn{background:none;border:0;color:var(--blue);padding:4px 0;font-size:14px}.totals{display:flex;justify-content:space-between;padding:19px 0;border-top:1px solid var(--line);font-size:14px}.totals strong{font-size:22px}.downloadnote{font-size:12px!important;color:var(--muted)}.selecteditem{padding:12px 0;border-top:1px solid #edf0f4;display:flex;align-items:center;gap:8px;font-size:13px}.selecteditem span{flex:1;line-height:1.5}.selecteditem button{background:#f2f5fa;border:0;border-radius:4px;padding:3px 5px;color:#3b516e}.empty{background:#fff;border:1px dashed var(--line);border-radius:10px;padding:35px;color:var(--muted);line-height:1.6}#selectedList{max-height:300px;overflow:auto}#more{display:block;margin:20px auto}footer{padding:24px 3.5%;border-top:1px solid var(--line);color:var(--muted);font-size:12px;display:flex;justify-content:space-between}dialog{border:0;border-radius:12px;width:min(900px,95vw);max-height:92vh;padding:0;background:#eff2f6}dialog::backdrop{background:#13263cb8}.dialoghead{padding:20px 25px;display:flex;justify-content:space-between;align-items:center;background:#fff}.dialoghead h2{margin:0}.dialoghead p{color:var(--muted);font-size:13px;margin-bottom:0}.dialoghead button{background:#edf1f7;border:0;border-radius:30px;width:35px;height:35px}.previewtabs{display:flex;gap:10px;padding:12px 25px;background:#fff;border-top:1px solid var(--line)}#previewPages{padding:20px}#previewPages img{display:block;width:100%;height:auto;margin-bottom:20px;box-shadow:0 3px 15px #19314e1a;background:white}#previewPages .pagelabel{font-size:12px;color:var(--muted);margin-bottom:8px}.topicnav{display:flex;gap:8px;flex-wrap:wrap;margin:25px 0 0}.topicnav button,.chapternav button{border:1px solid var(--line);background:white;padding:10px 14px;border-radius:7px;color:#3b4f66;font-size:14px}.topicnav button.active{background:#173c75;border-color:#173c75;color:white}.chapternav{display:flex;gap:7px;flex-wrap:wrap;margin:14px 0 24px;max-height:170px;overflow:auto}.chapternav button{font-size:13px;padding:8px 10px}.chapternav button.active{background:#e1ecff;border-color:#7ba6ee;color:#144da9}.auditstats{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;margin:30px 0}.stat{padding:24px;background:white;border:1px solid var(--line);border-radius:10px}.stat strong{display:block;font-size:32px;margin-bottom:8px}.stat span{font-size:14px;color:var(--muted)}.auditnote{padding:20px;background:#fff4dc;border:1px solid #ebd6a6;border-radius:9px;line-height:1.7}.auditsection{margin:30px 0}.tablewrap{overflow:auto}table{width:100%;border-collapse:collapse;background:white;font-size:14px}th,td{text-align:left;padding:13px 15px;border-bottom:1px solid var(--line);vertical-align:top}th{background:#eaf0f8;font-size:13px}td small{color:var(--muted)}[hidden]{display:none!important}:focus-visible{outline:3px solid #81aeff;outline-offset:3px}#downloadStatus{font-size:13px;line-height:1.5;color:var(--blue)}@media(min-width:1500px){main{max-width:1600px;margin:auto}.workspace{grid-template-columns:230px 1fr 330px}}@media(max-width:1150px){.workspace{grid-template-columns:175px minmax(0,1fr) 270px;gap:16px}main{padding-left:2%;padding-right:2%}.builder{padding:18px}}@media(max-width:950px){.workspace{grid-template-columns:180px 1fr}.builder{grid-column:1/-1;position:static}.filters{grid-row:1}header{gap:30px}.intro{display:block}.summary{text-align:left}.auditstats{grid-template-columns:repeat(2,1fr)}}@media(max-width:600px){header{height:auto;min-height:75px;padding:15px;gap:20px;flex-wrap:wrap}.private{display:none}nav{gap:15px}.nav{padding:10px 0}.brand{font-size:22px}main{padding:25px 15px}.workspace{display:flex;flex-direction:column}.filters{width:100%;display:grid;grid-template-columns:1fr 1fr;gap:12px;padding:0}.filters h2,.filters details,.filters>a{grid-column:1/-1}.filters label{margin:0}.filters details{margin:0}.filters h2{display:none}h1{font-size:27px}.eyebrow{font-size:10px}.cardbody{padding:16px}.cardfoot{padding:11px 16px}.sortlabel{font-size:12px}.resultsbar{margin-top:10px}footer{display:block;line-height:1.8}footer span{display:block}.auditstats{gap:10px}.stat{padding:15px}.topicnav{gap:5px}.topicnav button{font-size:12px;padding:9px}.chapternav{max-height:145px}.builder{width:100%}}
.mobileBasket{display:none}@media(max-width:950px){.mobileBasket{display:block;position:fixed;bottom:16px;right:18px;background:#1657d7;color:white;text-decoration:none;padding:13px 20px;border-radius:30px;box-shadow:0 4px 20px #12336640;font-size:14px;font-weight:600;z-index:2}footer{padding-bottom:85px}}

/* Full-width reading surface, with answers alongside the original question. */
main{max-width:1800px;margin:auto}.workspace{grid-template-columns:minmax(0,1fr);gap:16px}.filters{display:flex;flex-wrap:wrap;gap:14px;align-items:end;padding:0}.filters h2,.filters .sourceLink{display:none}.filters label{flex:1;min-width:160px;margin:0}.filters details{margin:0;padding:0;border:0;max-width:230px}.filters details p{font-size:13px}.filters .textbtn{padding:12px 0}.builder{position:static;max-width:700px;width:100%;margin:20px auto;scroll-margin-top:20px}.intro{margin-bottom:16px}.intro h1{font-size:25px}.intro .eyebrow{display:none}.topicnav{margin-top:16px}.cardbody{padding:16px 22px}.card h3{font-size:17px;margin:8px 0}.cardfoot{background:#f8faff;padding:12px 22px}.reading-panes{display:grid;grid-template-columns:minmax(0,1fr);align-items:start}.reading-panes.with-scheme{grid-template-columns:minmax(0,1fr) minmax(0,1fr);align-items:stretch}.question-pane,.scheme-pane{min-width:0;padding:20px;background:white}.question-pane img,.scheme-pane img{display:block;width:100%;height:auto;max-width:950px;margin:0 auto 16px}.scheme-pane{border-left:3px solid #e2e8f0}.scheme-pane h4{margin:0 0 18px;font-size:16px;color:#315f9c}.scheme-pane .auditnote{font-size:14px;padding:14px}.mobileBasket{display:block;position:fixed;bottom:16px;right:18px;background:#1657d7;color:white;text-decoration:none;padding:13px 20px;border-radius:30px;box-shadow:0 4px 20px #12336640;font-size:14px;font-weight:600;z-index:2}footer{padding-bottom:85px}.card{margin-bottom:26px}
@media(max-width:700px){.reading-panes.with-scheme{grid-template-columns:minmax(0,1fr)}.scheme-pane{border-left:0;border-top:3px solid #e2e8f0}.question-pane,.scheme-pane{padding:10px}.cardfoot{padding:12px;gap:10px;flex-wrap:wrap}.cardactions{gap:6px}.cardactions button{padding:9px;font-size:13px}.filters{display:grid;grid-template-columns:1fr 1fr}.filters label{min-width:0}.filters details{grid-column:1/-1;max-width:none}.intro h1{font-size:22px}}

.zoom-toolbar{display:flex;gap:8px;align-items:center;flex-wrap:wrap;padding:10px;background:#f3f6fa;border:1px solid #dbe3ed;border-radius:7px 7px 0 0}.zoom-toolbar button{padding:7px 11px;min-height:36px;background:white;border:1px solid #bdcce0;border-radius:5px;color:#234369;font-size:14px}.zoom-toolbar output{min-width:44px;text-align:center;font-size:14px;font-variant-numeric:tabular-nums}.document-scroll{max-height:75vh;height:650px;overflow:auto;overscroll-behavior:contain;background:#f5f7fa;border:1px solid #dbe3ed;border-top:0;padding:0}.document-pages{margin:0 auto;min-width:0;background:white}.document-pages img{width:100%;max-width:none;height:auto;margin:0;display:block}.question-pane,.scheme-pane{padding:14px}.document-scroll:focus-visible{outline:3px solid #81aeff}

.course-tabs{display:flex;gap:12px;padding:18px 3.5% 0;max-width:1800px;margin:auto}.course-tabs button{border:1px solid #bdcce0;background:white;color:#234369;border-radius:8px;padding:13px 30px;font-weight:700;font-size:18px}.course-tabs button.active{background:#1657d7;color:white;border-color:#1657d7}.scope-note{font-size:14px;color:#77501b;background:#fff6e3;padding:9px;border-radius:5px}#courseNote{font-size:14px;max-width:760px;line-height:1.5}.intro{gap:20px}#totalMarks{font-size:18px}

.hub-nav{display:flex;gap:24px;align-items:center;flex-wrap:wrap;padding:14px 28px;background:#102c36;color:white;font:600 14px system-ui}.hub-nav a{color:inherit;text-decoration:none}.hub-nav a:first-child{margin-right:auto}.hub-nav a[aria-current]{color:#95e6cf}