main[data-ch87]{--ch87-ink:#243c2d;--ch87-green:#294d37;--ch87-paper:#f8f7f1}
main[data-ch87] .ch87-hero{display:block}
main[data-ch87] .toc ol a>span{white-space:nowrap;min-width:2ch;flex-shrink:0}
main[data-ch87] .ch87-figure{margin:1.7rem 0;padding:1rem;background:var(--ch87-paper);border:1px solid #c8cdbd;border-radius:16px;color:var(--ch87-ink)}
main[data-ch87] .ch87-figure figcaption{font:600 1.35rem/1.3 Georgia,serif;margin-bottom:1rem;color:var(--ch87-green)}
main[data-ch87] .ch87-panels{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:1rem}
main[data-ch87] .ch87-panels[data-panels="1"]{grid-template-columns:minmax(0,1fr)}
main[data-ch87] .ch87-figure:first-of-type{max-width:720px}
main[data-ch87] .ch87-figure h4{font-size:1.1rem;margin:.4rem 0}
main[data-ch87] .ch87-canvas{position:relative;max-width:100%;margin:0 auto}
main[data-ch87] .ch87-canvas img{display:block;max-width:100%;width:100%;height:auto;border-radius:12px}
main[data-ch87] .ch87-key{position:absolute;transform:translate(-50%,-50%);display:grid;place-items:center;min-width:1.6rem;min-height:1.6rem;background:#fff;border:2px solid var(--ch87-green);border-radius:50%;font:700 1rem/1 sans-serif;color:var(--ch87-ink)}
main[data-ch87] .ch87-figure dl{display:grid;grid-template-columns:2rem minmax(0,1fr);gap:.5rem;margin-top:1rem;font-size:1rem}
main[data-ch87] .ch87-figure dt{font-weight:bold}main[data-ch87] .ch87-figure dd{margin:0}
main[data-ch87] .ch87-figure p{font-size:1rem}
main[data-ch87] .ch87-tool,main[data-ch87] .ch87-examples{margin:1.5rem 0;padding:1.25rem;border:1px solid #adb9a7;border-radius:14px;background:var(--ch87-paper)}
main[data-ch87] .ch87-tool>summary,main[data-ch87] .ch87-examples>summary{cursor:pointer;font-weight:700;min-height:44px;font-size:1.1rem}
main[data-ch87] .ch87-field{min-width:0;display:grid;gap:.4rem;margin:1.1rem 0}
main[data-ch87] .ch87-field label{font-weight:700}
main[data-ch87] .ch87-field input,main[data-ch87] .ch87-field textarea,main[data-ch87] .ch87-field select,main[data-ch87] #ch87-fallback-text{box-sizing:border-box;width:100%;max-width:100%;min-width:0;padding:.7rem;border:1px solid #75866f;border-radius:6px;color:var(--ch87-ink);background:#fff;font:inherit;font-size:1rem}
main[data-ch87] .ch87-tool fieldset{min-width:0;border:0;padding:0;margin:0}
main[data-ch87] .ch87-tool legend{font-weight:700;font-size:1.1rem}
main[data-ch87] .ch87-tool small{font-size:1rem;line-height:1.45}
main[data-ch87] .ch87-error{color:#8b2821;font-weight:600}
main[data-ch87] [aria-invalid="true"]{border:2px solid #8b2821}
main[data-ch87] .ch87-warning{padding:.8rem;background:#f4ead6;border-left:4px solid #866532;color:#443720}
main[data-ch87] .ch87-actions{display:flex;flex-wrap:wrap;gap:.7rem;margin:1rem 0}
main[data-ch87] .ch87-actions button{white-space:normal;min-height:44px;max-width:100%}
main[data-ch87] button:disabled{opacity:.6;cursor:not-allowed}
main[data-ch87] pre{max-width:100%;white-space:pre-wrap;overflow-wrap:anywhere;word-break:normal;font-size:1rem;line-height:1.6;font-family:inherit}
main[data-ch87] .ch87-tool pre,main[data-ch87] .ch87-examples pre{font-family:inherit;background:#fff;border:1px solid #d2d7c8;padding:1rem;border-radius:8px}
main[data-ch87] .ch87-tool a,main[data-ch87] .ch87-source-check a{overflow-wrap:anywhere}
main[data-ch87] .ch87-source-check{background:var(--ch87-paper);padding:1rem;border-left:3px solid #9ba88c;margin-bottom:.8rem}
main[data-ch87] .ch87-source-check p{font-size:1rem;margin:.5rem 0}
main[data-ch87] :focus-visible{outline:3px solid #9b581d;outline-offset:3px}
main[data-ch87] .ch87-toc-tools a{display:block;padding:.45rem 0}
main[data-ch87] [hidden]{display:none!important}
@media(max-width:640px){main[data-ch87] .ch87-panels{grid-template-columns:minmax(0,1fr)}main[data-ch87] .ch87-tool,main[data-ch87] .ch87-examples,main[data-ch87] .ch87-figure{padding:.75rem}main[data-ch87] .ch87-key{min-width:24px;min-height:24px;font-size:16px}}
@media print{main[data-ch87] .ch87-actions,main[data-ch87] #ch87-interactive form,main[data-ch87] #ch87-status{display:none}main[data-ch87] .ch87-figure{break-inside:avoid}}