:root{--navy:#10223d;--gold:#e5bd6a;--paper:#fff;--ink:#172c4a;--line:#b6c5d4;--tint:#e9f0f8;--accent:#b78c32}
body[data-tier="ruby"]{--accent:#a73558}
body[data-tier="sapphire"]{--accent:#285f98}
*,*::before,*::after{box-sizing:border-box}
html{font-family:Arial,'Public Sans',sans-serif}
body{margin:0;background:#e3e8ef;color:var(--ink)}
.toolbar{position:sticky;top:0;z-index:10;background:var(--navy);color:#fff9e8;padding:12px 20px;display:flex;gap:12px;flex-wrap:wrap;align-items:center}
.toolbar strong{margin-right:auto;font-size:1rem;letter-spacing:.02em}
.toolbar a,.toolbar button{border:0;border-radius:8px;background:#fff6df;color:var(--navy);min-height:44px;padding:10px 13px;font:inherit;font-weight:bold;text-decoration:none;cursor:pointer}
.toolbar button.primary{background:var(--gold)}
.level-links{display:flex;gap:6px;align-items:center}
.level-links a{background:transparent;color:#fff;border:1px solid #97abc0}
.level-links a.current{background:var(--gold);color:var(--navy)}
.print-hint{text-align:center;margin:16px auto;color:#283e58}
#print-workspace{display:grid;gap:24px;margin:20px auto 42px;justify-content:center}
.sheet-page{position:relative;background:var(--paper);width:210mm;min-height:297mm;padding:13mm 13.5mm 16mm;box-shadow:0 8px 25px #1c263133}
.page-top{display:flex;align-items:center;justify-content:space-between;border-bottom:2px solid var(--gold);padding-bottom:7px}
.sparrow-brand{display:flex;align-items:center;font-size:12px;font-weight:800;letter-spacing:.05em;gap:8px}
.sparrow-brand img{height:28px;width:28px;object-fit:contain}
.a1-pill{border-radius:5px;background:var(--gold);color:var(--navy);font-size:12px;padding:6px 10px;font-weight:800}
.subject-row{display:flex;align-items:end;justify-content:space-between;margin-top:12px}
.subject-row h1{font-size:25px;line-height:1.12;margin:0 0 3px;color:var(--navy)}
.subject-row p{font-size:11px;color:#325d78;margin:0}
.tier-pill{display:flex;flex-direction:column;align-items:center;gap:2px;background:var(--accent);color:#fff;font-size:13px;letter-spacing:.02em;font-weight:800;min-width:120px;border-radius:7px;padding:7px 13px}
.tier-pill small{font-weight:normal;font-size:10px}
.student-line{font-size:11.2px;margin:12px 0 14px}
.print-summary h2{font-size:13px;color:#167d88;margin:0 0 6px}
.print-summary table{border-collapse:collapse;width:100%;font-size:9.6px}
.print-summary th{background:var(--navy);color:#fff;text-align:left;padding:7px 8px;border:1px solid var(--navy)}
.print-summary td{background:var(--tint);padding:5px 7px;border:1px solid #cbd5de;vertical-align:top}
.print-summary tr.alt td{background:#f6f8fb}
.summary-notes{font-size:9.6px;line-height:1.45;color:#325d78;margin:7px 0 12px}
.print-exercise{margin:0 0 11px}
.exercise-heading{display:flex;align-items:center;gap:7px;border-left:4px solid var(--accent);background:#eaf0f7;padding:5px 7px;border-radius:2px}
.exercise-heading b{font-size:12px;color:var(--accent)}
.exercise-heading h2{font-size:12px;color:var(--navy);margin:0}
.instructions{font-size:10px;margin:6px 0 5px}
.example{font-size:10px;color:#1d6a79;margin:0 0 7px}
.print-exercise ol{padding-left:23px;margin:4px 0}
.print-exercise li{font-size:11px;line-height:1.35;margin-bottom:7px;padding-left:1px;break-inside:avoid}
.print-exercise li small{display:block;font-size:9.3px;margin-top:1px;color:#365d75}
.blank{display:inline-block;min-width:67px;letter-spacing:1px}
.print-footer{position:absolute;bottom:12mm;left:13.5mm;right:13.5mm;display:flex;justify-content:space-between;border-top:1px solid var(--gold);font-size:9px;padding-top:5px;color:#4e6077}
.bw{--navy:#333;--gold:#bbb;--ink:#111;--tint:#f3f3f3;--accent:#444}
.bw .tier-pill,.bw .a1-pill{background:#777;color:white}
@media(max-width:790px){.sheet-page{width:min(100vw - 20px,210mm);padding:22px;min-height:0}.print-footer{position:static;margin-top:16px}.toolbar strong{width:100%}.level-links{width:100%}.print-hint{padding:0 14px}.sheet-page .subject-row h1{font-size:22px}}
@page{size:A4 portrait;margin:0}
@media print{
html,body{background:#fff!important}
.toolbar,.print-hint{display:none!important}
#print-workspace{display:block;margin:0}
.sheet-page{width:210mm;height:297mm;min-height:297mm;margin:0;padding:12mm 13.5mm 15mm;box-shadow:none;page-break-after:always;break-after:page}
.sheet-page:last-child{page-break-after:auto;break-after:auto}
.print-footer{position:absolute;bottom:11mm}
.print-exercise li{margin-bottom:5px}
*{-webkit-print-color-adjust:exact;print-color-adjust:exact}
}