:root{--text:#6b6375;--text-h:#08060d;--bg:#fff;--border:#e5e4e7;--code-bg:#f4f3ec;--accent:#aa3bff;--accent-bg:#aa3bff1a;--accent-border:#aa3bff80;--social-bg:#f4f3ec80;--shadow:#0000001a 0 10px 15px -3px, #0000000d 0 4px 6px -2px;--sans:system-ui, "Segoe UI", Roboto, sans-serif;--heading:system-ui, "Segoe UI", Roboto, sans-serif;--mono:ui-monospace, Consolas, monospace;font:18px/145% var(--sans);letter-spacing:.18px;--lightningcss-light:initial;--lightningcss-dark: ;color-scheme:light dark;color:var(--text);background:var(--bg);font-synthesis:none;text-rendering:optimizelegibility;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}@media (prefers-color-scheme:dark){:root{--lightningcss-light: ;--lightningcss-dark:initial}}@media (width<=1024px){:root{font-size:16px}}@media (prefers-color-scheme:dark){:root{--text:#9ca3af;--text-h:#f3f4f6;--bg:#16171d;--border:#2e303a;--code-bg:#1f2028;--accent:#c084fc;--accent-bg:#c084fc26;--accent-border:#c084fc80;--social-bg:#2f303a80;--shadow:#0006 0 10px 15px -3px, #00000040 0 4px 6px -2px}#social .button-icon{filter:invert()brightness(2)}}#root{text-align:center;border-inline:1px solid var(--border);box-sizing:border-box;flex-direction:column;width:1126px;max-width:100%;min-height:100svh;margin:0 auto;display:flex}body{margin:0}h1,h2{font-family:var(--heading);color:var(--text-h);font-weight:500}h1{letter-spacing:-1.68px;margin:32px 0;font-size:56px}@media (width<=1024px){h1{margin:20px 0;font-size:36px}}h2{letter-spacing:-.24px;margin:0 0 8px;font-size:24px;line-height:118%}@media (width<=1024px){h2{font-size:20px}}p{margin:0}code,.counter{font-family:var(--mono);color:var(--text-h);border-radius:4px;display:inline-flex}code{background:var(--code-bg);padding:4px 8px;font-size:15px;line-height:135%}.compare-page{text-align:left;padding:28px}.compare-header h1{margin:0;font-size:40px}.compare-header p{margin-top:8px}.toolbar{grid-template-columns:auto minmax(220px,420px) auto 1fr;align-items:center;gap:12px;margin-top:20px;display:grid}.filter-toggle{color:var(--text-h);align-items:center;gap:8px;display:inline-flex}.toolbar input{border:1px solid var(--border);height:40px;font:inherit;border-radius:8px;padding:0 12px}.count{color:var(--text-h);justify-self:end;font-size:15px}.builder-controls{flex-wrap:wrap;align-items:center;gap:14px;margin-top:16px;display:flex}.builder-controls label{align-items:center;gap:8px;display:inline-flex}.builder-controls button{border:1px solid var(--border);background:var(--bg);color:var(--text-h);font:inherit;cursor:pointer;border-radius:8px;padding:8px 12px}.builder-controls button:disabled{opacity:.5;cursor:not-allowed}.grid{grid-template-columns:repeat(auto-fill,minmax(320px,1fr));gap:14px;margin-top:20px;display:grid}.card{border:1px solid var(--border);background:var(--social-bg);cursor:pointer;transform-origin:50%;will-change:transform;border-radius:12px;padding:14px;transition:transform .18s ease-in-out}.card:hover,.card:focus-visible{z-index:1;transform:scale(1.1)}.card.selected{border-color:var(--accent);box-shadow:var(--shadow);border-width:2px}.card h2{margin:0 0 10px;font-size:18px}.card-header-row{justify-content:space-between;align-items:flex-start;gap:8px;display:flex}.magnify-button{border:1px solid var(--border);color:var(--text-h);cursor:pointer;background:#fff;border-radius:8px;flex:none;place-items:center;width:34px;height:34px;display:inline-grid}.magnify-button:hover{border-color:var(--accent)}.card .code{color:var(--text);font-weight:500}.card:focus-visible{outline:2px solid var(--accent);outline-offset:2px}.pair{grid-template-columns:1fr 1fr;gap:8px;display:grid}.pair figure{border:1px solid var(--border);background:#fff;border-radius:10px;margin:0;padding:8px}.pair img{aspect-ratio:4/3;object-fit:contain;width:100%;display:block}.pair figcaption{text-align:center;color:var(--text-h);margin-top:6px;font-size:13px}.print-select-row{color:var(--text-h);align-items:center;gap:8px;margin-top:10px;font-size:14px;display:inline-flex}.pagination{justify-content:center;align-items:center;gap:16px;margin:20px 0 8px;display:flex}.pagination button{border:1px solid var(--border);background:var(--bg);color:var(--text-h);font:inherit;cursor:pointer;border-radius:8px;padding:8px 12px}.pagination button:disabled{opacity:.45;cursor:not-allowed}.sheet-preview,.answer-key{border:1px solid var(--border);background:var(--bg);border-radius:12px;margin-top:24px;padding:14px}.sheet-preview header,.answer-key header{margin-bottom:10px}.empty-sheet{color:var(--text)}.worksheet-grid{grid-template-columns:repeat(var(--grid-cols,2), minmax(0, 1fr));gap:12px;display:grid}.worksheet-grid figure{border:1px solid var(--border);background:#fff;border-radius:10px;margin:0;padding:8px}.worksheet-grid img{aspect-ratio:4/3;object-fit:contain;width:100%}.worksheet-grid figcaption{text-align:center;color:#222;margin-top:6px;font-size:14px}.fullscreen-overlay{z-index:1000;background:#000000b3;place-items:center;padding:20px;display:grid;position:fixed;inset:0}.fullscreen-panel{background:var(--bg);border:1px solid var(--border);border-radius:14px;width:min(1400px,100%);max-height:calc(100svh - 40px);padding:16px;overflow:auto}.fullscreen-header{justify-content:space-between;align-items:center;gap:10px;margin-bottom:12px;display:flex}.fullscreen-header h2{margin:0;font-size:24px}.fullscreen-header button{border:1px solid var(--border);background:var(--bg);color:var(--text-h);font:inherit;cursor:pointer;border-radius:8px;padding:8px 12px}.fullscreen-pair{grid-template-columns:1fr 1fr;gap:16px;display:grid}.fullscreen-pair figure{border:1px solid var(--border);background:#fff;border-radius:10px;margin:0;padding:10px}.fullscreen-pair img{object-fit:contain;width:100%;max-height:min(70svh,900px);display:block}.fullscreen-pair figcaption{text-align:center;color:var(--text-h);margin-top:8px}@media (width<=900px){.compare-page{padding:18px}.toolbar{grid-template-columns:1fr;gap:8px}.count{justify-self:start}.grid{grid-template-columns:1fr}.builder-controls{flex-direction:column;align-items:flex-start;gap:10px}.worksheet-grid{grid-template-columns:1fr}.fullscreen-overlay{padding:8px}.fullscreen-panel{max-height:calc(100svh - 16px);padding:12px}.fullscreen-header{flex-direction:column;align-items:flex-start}.fullscreen-pair{grid-template-columns:1fr}}@media print{#root{border:0;width:100%;margin:0}.no-print{display:none!important}.print-root{padding:0}.print-target{page-break-inside:avoid;break-inside:avoid;border:0;margin:0;padding:0}.sheet-preview{margin-bottom:0}.sheet-preview header{display:none}.answer-key{page-break-before:always;margin-top:0}.worksheet-grid{--print-gap:3px;align-content:flex-start;gap:var(--print-gap);flex-wrap:wrap;display:flex}.worksheet-grid figure{flex-direction:column;flex:0 0 calc((100% - (var(--grid-cols) - 1) * var(--print-gap)) / var(--grid-cols));page-break-inside:avoid;break-inside:avoid;-webkit-column-break-inside:avoid;border-color:#ccc;justify-content:center;align-items:center;min-height:0;display:flex}.worksheet-grid img{max-width:100%;height:auto;max-height:3in}}