:root{--lightningcss-light:initial;--lightningcss-dark: ;color-scheme:light dark;--bg:#f6f6f4;--surface:#fff;--text:#1d1d1f;--muted:#6b6b70;--line:#dcdcd8;--accent:#5b3cc4;--cell:#e9e4fb;--cell-alt:#fbe7dc;--good:#1f8a4c;font:15px/1.5 system-ui,-apple-system,Segoe UI,Roboto,sans-serif}@media (prefers-color-scheme:dark){:root{--lightningcss-light: ;--lightningcss-dark:initial;--bg:#141416;--surface:#1e1e22;--text:#ececf0;--muted:#9a9aa3;--line:#34343a;--accent:#a58cff;--cell:#2c2747;--cell-alt:#3f2c25;--good:#5ad08a}}*{box-sizing:border-box}body{background:var(--bg);color:var(--text);margin:0}a{color:var(--accent)}header{z-index:1;background:var(--surface);border-bottom:1px solid var(--line);padding:10px 16px;position:sticky;top:0}@media (width<=760px){header{position:static}}header nav{flex-wrap:wrap;gap:4px 16px;display:flex}header nav a{text-decoration:none}header nav a.home{color:var(--text);margin-right:8px;font-weight:700}header nav a[aria-current=page]{color:var(--text);font-weight:600}main{max-width:1100px;margin:0 auto;padding:16px}main>section{margin-bottom:40px}h1{margin:8px 0;font-size:26px}h2{margin:0 0 4px;font-size:19px}.hint{color:var(--muted);margin:0 0 12px}.stage{grid-template-columns:minmax(0,1fr) 260px;align-items:start;gap:16px;display:grid}@media (width<=760px){.stage{grid-template-columns:minmax(0,1fr)}}.toolbar{flex-wrap:wrap;gap:8px;margin:0 0 12px;display:flex}button,select,input,textarea{font:inherit;color:inherit}button{border:1px solid var(--line);background:var(--surface);cursor:pointer;border-radius:6px;padding:4px 12px}button:hover{border-color:var(--accent)}.viewport{border:1px solid var(--line);background:var(--surface);border-radius:10px;position:relative;overflow:hidden}.viewport:focus-visible{outline:2px solid var(--accent);outline-offset:2px}.viewport.tall{height:420px}.board{grid-template-columns:repeat(12,150px);gap:10px;width:max-content;padding:10px;display:grid}.cell{background:var(--cell);border-radius:8px;flex-direction:column;justify-content:space-between;gap:8px;height:110px;padding:10px;display:flex}.cell:nth-child(odd){background:var(--cell-alt)}.strip{gap:12px;width:max-content;padding:12px;display:flex}.card{background:var(--cell);border-radius:8px;flex-direction:column;justify-content:space-between;width:220px;height:160px;padding:12px;display:flex}.card:nth-child(odd){background:var(--cell-alt)}.card.active{outline:2px solid var(--accent);outline-offset:-2px}.panel{border:1px solid var(--line);background:var(--surface);border-radius:10px;margin:0;padding:10px 12px;font:12px/1.6 ui-monospace,SFMono-Regular,Menlo,monospace}.panel div{justify-content:space-between;gap:8px;display:flex}.panel dt{color:var(--muted)}.panel dd{text-align:right;white-space:nowrap;margin:0}.panel dd.on{color:var(--good)}.log{border:1px solid var(--line);background:var(--surface);border-radius:10px;height:160px;margin:8px 0 0;padding:8px 12px;font:12px/1.5 ui-monospace,SFMono-Regular,Menlo,monospace;list-style:none;overflow:auto}.filler{color:var(--muted)}.toast{background:var(--text);color:var(--bg);pointer-events:none;border-radius:8px;padding:8px 16px;position:fixed;bottom:16px;left:50%;transform:translate(-50%)}.event-log{z-index:10;border:1px solid var(--line);background:var(--surface);border-radius:10px;flex-direction:column;gap:6px;max-width:720px;height:35vh;margin:0 auto;padding:8px;display:flex;position:fixed;bottom:8px;left:8px;right:8px;box-shadow:0 4px 24px #0003}.event-log div{gap:8px;display:flex}.event-log pre{-webkit-user-select:text;user-select:text;flex:1;margin:0;font:11px/1.4 ui-monospace,SFMono-Regular,Menlo,monospace;overflow:auto}