:root{--bg: #dfe2e4;--paper: #ffffff;--ink: #252a2e;--muted: #626b72;--line: #cdd2d6;--chrome: #f4f5f6;--accent: #275f98;--accent-soft: #e3edf7;--danger: #ad3935;--ok: #397451;--mono: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;--serif: "Iowan Old Style", "Palatino Linotype", "Book Antiqua", Georgia, serif;--sans: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif}*{box-sizing:border-box}html,body{margin:0;height:100%}body{font-family:var(--sans);background:var(--bg);color:var(--ink);font-size:13px;line-height:1.45}button,input,select{font:inherit}button,select,input[type=checkbox]{accent-color:var(--accent)}button:focus-visible,select:focus-visible,summary:focus-visible,input:focus-visible{outline:2px solid var(--accent);outline-offset:2px}kbd{font-family:var(--mono);font-size:.9em}.app{display:grid;grid-template-rows:auto 1fr;height:100vh;height:100dvh}header.topbar{display:flex;align-items:center;gap:6px;min-height:54px;padding:10px 16px;background:var(--chrome);border-bottom:1px solid var(--line)}.brand{min-width:70px;margin-right:auto}.brand h1{font-size:17px;font-weight:650;margin:0;letter-spacing:-.4px}.brand p{display:none}.topbar #undo,.topbar .zoom,.topbar .menu{margin-left:10px}.topbar .btn{white-space:nowrap}.btn{border:1px solid var(--line);background:var(--paper);color:var(--ink);border-radius:3px;min-height:30px;padding:5px 10px;cursor:pointer;display:inline-flex;align-items:center;gap:6px;justify-content:center}.btn:hover{border-color:#a8b0b7;background:#e9ecef}.btn:disabled{opacity:.45;cursor:default}.btn.primary{border-color:#a9b9c9;color:var(--accent)}.btn.primary:hover{background:var(--accent-soft)}.btn.listening{background:#f9e7e5;border-color:var(--danger);color:var(--danger)}.btn .dot{width:6px;height:6px;border-radius:50%;background:currentColor}.menu{position:relative}.menu-list{position:absolute;right:0;top:calc(100% + 4px);background:var(--paper);border:1px solid var(--line);border-radius:3px;box-shadow:0 4px 14px #19232d26;display:none;flex-direction:column;min-width:210px;z-index:10;padding:4px}.menu.open .menu-list{display:flex}.menu-list button{text-align:left;color:var(--ink);border:0;background:none;padding:7px 10px;cursor:pointer;border-radius:2px}.menu-list button:hover{background:var(--accent-soft)}.menu-list button[data-action=json],.menu-list button[data-action=load],.menu-list button[data-action=demo]{border-top:1px solid var(--line);margin-top:4px;padding-top:10px}main.workspace{display:grid;grid-template-columns:minmax(0,1fr) 330px;min-height:0}.score-wrap{overflow:auto;min-width:0;padding:0 28px 24px;scrollbar-gutter:stable}.score-sheet{background:var(--paper);border:1px solid #c1c6ca;border-radius:0;box-shadow:0 2px 5px #1e28321f;margin:0 auto;max-width:1100px;min-height:max(560px,calc(100dvh - 175px));padding:8px}.score-sheet svg{display:block;width:100%;height:auto}aside.panel{border-left:1px solid var(--line);background:#fafbfc;display:flex;flex-direction:column;min-height:0;overflow:auto;overscroll-behavior:contain}.panel section{padding:12px 14px;border-bottom:1px solid var(--line);flex-shrink:0;min-width:0}.panel h2{font-size:12px;font-weight:650;color:var(--ink);margin:0 0 9px}.status-grid{display:grid;grid-template-columns:90px minmax(0,1fr);gap:5px 12px;font-size:12px;font-variant-numeric:tabular-nums}.status-grid .k{color:var(--muted)}.status-grid .v{font-weight:500;overflow-wrap:anywhere}.parts{display:flex;flex-direction:column;gap:6px;margin-bottom:8px}.parts .part{padding:8px;border:1px solid var(--line);border-radius:3px;background:var(--paper)}.parts .part.current{border-left:3px solid var(--accent);padding-left:6px}.parts .part-name{display:flex;justify-content:space-between;align-items:center;gap:8px;font-weight:600;font-size:12px;margin-bottom:6px}.parts .staff-row{display:flex;align-items:center;gap:4px}.parts .staff-label{width:26px;font-size:11px;color:var(--muted)}.voice-btn{width:28px;height:26px;border:1px solid var(--line);border-radius:3px;background:var(--chrome);color:var(--muted);font:inherit;font-size:12px;cursor:pointer}.voice-btn:hover{border-color:var(--accent)}.voice-btn.used{color:inherit;font-weight:700}.voice-btn.active{background:var(--accent);border-color:var(--accent);color:#fff}.part-row{display:flex;gap:6px;margin-bottom:6px}.part-row select{flex:1;min-width:0;padding:5px 8px;border:1px solid #b9c1c8;border-radius:3px;background:var(--paper);color:var(--ink)}.check{display:flex;align-items:center;gap:6px;font-size:13px;margin-bottom:4px}.interim{min-height:22px;color:var(--muted);font-size:12px;line-height:1.6}.interim.live{color:var(--ink)}.command-form{display:flex;gap:6px}.command-form input{flex:1;min-width:0;padding:7px 8px;border:1px solid #b9c1c8;border-radius:3px;background:var(--paper)}.command-form input:focus{outline:2px solid var(--accent-soft);outline-offset:0;border-color:var(--accent)}.command-form .btn{color:var(--accent);background:var(--accent-soft);border-color:#b6c9dc}.log{display:flex;flex-direction:column;gap:10px;max-height:180px;overflow:auto;overflow-wrap:anywhere}.log-entry{border-left:2px solid var(--line);padding:1px 8px}.log-entry .said{font-size:12px;font-weight:500}.log-entry .heard{color:var(--muted);font-size:11px;margin-top:3px}.log-entry .warn{color:var(--danger);font-size:12px}.log-entry.ok{border-color:var(--ok)}.log-entry.warn{border-color:var(--danger)}.panel summary{cursor:pointer;font-size:12px;font-weight:500;padding:7px 0}.panel summary:hover{color:var(--accent)}.help details{border-top:1px solid var(--line)}.help table{width:100%;border-collapse:collapse;font-size:12px}.help tr{display:grid;gap:3px;padding:8px 0;border-top:1px solid #e3e6e9}.help td{padding:0;color:var(--muted)}.help td:first-child{font-family:var(--mono);color:var(--ink);overflow-wrap:anywhere}.help 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var(--accent);background:#275f981f;pointer-events:none;z-index:2}.selection-bar{display:flex;align-items:center;gap:12px;flex-wrap:wrap;max-width:1100px;margin:0 auto 10px;padding:8px 12px;background:var(--accent-soft);border:1px solid #b5c9dd;border-radius:3px;color:var(--accent)}.selection-bar[hidden]{display:none}.selection-bar>span:first-child{font-weight:600}.selection-bar .hint{flex:1;min-width:180px;color:#455f79;margin:0}.btn.small{padding:4px 8px;font-size:12px}.hint.center{text-align:left;max-width:1100px;margin:12px auto 0}.zoom{display:inline-flex;align-items:center;gap:2px}.zoom .btn{background:transparent;border-color:transparent;padding:4px 7px}.zoom .btn:hover{background:#e2e6e9}.zoom span{font-size:11px;font-variant-numeric:tabular-nums;color:var(--muted);min-width:40px;text-align:center}.palette{position:sticky;top:0;z-index:3;display:flex;align-items:center;gap:2px;flex-wrap:nowrap;overflow-x:auto;margin:0 -28px 24px;padding:7px 12px;background:var(--chrome);border-bottom:1px solid #bdc4ca}.palette>*{flex-shrink:0}.palette .sep{width:1px;height:24px;background:var(--line);margin:0 6px}.pal{display:inline-flex;align-items:center;justify-content:center;border:1px solid transparent;background:none;color:var(--ink);border-radius:3px;min-width:30px;height:34px;font-size:20px;line-height:1;cursor:pointer;padding:0 6px;font-family:Bravura,Noto Music,Segoe UI Symbol,serif}.pal.text{font-family:var(--sans);font-size:12px;text-transform:capitalize}.pal-select{height:30px;margin:0 2px;padding:0 6px;font-family:var(--sans);font-size:12px;color:var(--ink);border:1px solid 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