:root{--green:#365674;--wash:#EDF1F5;--line:#ccd3da;--muted:#5f6871;--ink:#242a30}
.reading-sheet{max-width:940px;margin-inline:auto}
.visual{background:var(--wash)}pre{max-width:100%;overflow:auto;background:var(--wash);padding:20px;font:var(--body)/1.7 Consolas,monospace;tab-size:2}code{font-family:Consolas,monospace}.mast{align-items:flex-start}.mast>a{white-space:nowrap}.mast nav{gap:18px}.visual svg .accent{stroke:var(--green);fill:none;stroke-width:3}.visual svg .fill{fill:var(--green)}.visual svg .box{fill:var(--paper);stroke:var(--green);stroke-width:2}.visual svg .light{fill:var(--wash);stroke:var(--line)}.visual svg .guide{stroke:#8996a2;stroke-width:1;stroke-dasharray:5 5}.visual svg text{fill:var(--ink)}.step-description{min-height:5.5em}.source-row{padding:24px 0;border-top:1px solid var(--line)}.print-grid{display:grid;grid-template-columns:1fr 1fr;gap:20px}.print-cell{min-height:260px;border:1px solid var(--line);padding:16px;background:repeating-linear-gradient(0deg,transparent,transparent 24px,#36567412 25px)}@media print{.print-cell{break-inside:avoid;min-height:340px}.print-grid{display:grid}.print-only-intro{break-after:avoid}}