@keyframes nr-trail-fade{0%{opacity:.85}to{opacity:0}}.tonnetz-triangle .tri-shape,.tonnetz-triangle text{transition:fill .32s cubic-bezier(.22,1,.36,1),stroke .32s cubic-bezier(.22,1,.36,1),opacity .32s cubic-bezier(.22,1,.36,1)}.tonnetz-triangle[data-state=current] .tri-shape{fill:#30343b;stroke:#111}.tonnetz-triangle[data-state=current] text{fill:#fff}.tonnetz-triangle[data-state=candidate] .tri-shape{fill:#d9def8;stroke:#5a6bbf}.tonnetz-triangle[data-state=candidate] text{fill:#30343b}.tonnetz-triangle[data-state=lookahead] .tri-shape{fill:#f1eaf6;stroke:#b09bbe}.tonnetz-triangle[data-state=lookahead] text{fill:#4a3d5a}.tonnetz-triangle[data-state=inactive][data-quality=major] .tri-shape{fill:#fffaf0;stroke:#c9c9c2}.tonnetz-triangle[data-state=inactive][data-quality=minor] .tri-shape{fill:#eef2f5;stroke:#c9c9c2}.tonnetz-triangle[data-state=inactive] text{fill:#30343b}:root{--bg: #fbfbfa;--paper: #ffffff;--panel: #f1f0ec;--ink: #111111;--muted: #66665f;--line: #d7d7d1;--accent: #30343b;--blue: #d9def8;--red: #ffd2d4;--ring: #eeeeeb;--ring-edge: #d4d4cf;--root: #ff1515}[data-astro-cid-xnkalpdr]{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--ink);font-family:Inter,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif;line-height:1.55}.page[data-astro-cid-xnkalpdr]{max-width:1180px;margin:0 auto;padding:28px 24px 72px}.breadcrumbs[data-astro-cid-xnkalpdr]{color:var(--muted);font-size:13px;margin-bottom:18px}.breadcrumbs[data-astro-cid-xnkalpdr] a[data-astro-cid-xnkalpdr]{color:inherit;text-decoration:none}.breadcrumbs[data-astro-cid-xnkalpdr] a[data-astro-cid-xnkalpdr]:hover{color:var(--ink)}.intro[data-astro-cid-xnkalpdr]{display:grid;grid-template-columns:minmax(0,1.3fr) minmax(240px,.7fr);gap:24px;align-items:end;margin-bottom:22px}h1[data-astro-cid-xnkalpdr]{margin:0 0 10px;font-family:Iowan Old Style,Palatino 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var(--line);padding-bottom:6px;font-family:Iowan Old Style,Palatino Linotype,Georgia,serif;font-size:23px;font-weight:600;letter-spacing:0;text-transform:none}.explainer[data-astro-cid-xnkalpdr]{display:grid;grid-template-columns:repeat(auto-fit,minmax(230px,1fr));gap:12px}.explainer[data-astro-cid-xnkalpdr] article[data-astro-cid-xnkalpdr]{background:var(--paper);border:1px solid var(--line);border-radius:8px;padding:13px 14px}.explainer[data-astro-cid-xnkalpdr] h3[data-astro-cid-xnkalpdr]{margin:0 0 5px;font-size:14px}.explainer[data-astro-cid-xnkalpdr] p[data-astro-cid-xnkalpdr]{margin:0;color:var(--muted);font-size:12.5px}@media(max-width:900px){.intro[data-astro-cid-xnkalpdr],.workbench[data-astro-cid-xnkalpdr]{grid-template-columns:1fr}.note[data-astro-cid-xnkalpdr]{text-align:left}}@media(max-width:560px){.page[data-astro-cid-xnkalpdr]{padding:24px 16px 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