.tuner{--bg:#F3F4F6;--panel:#FFFFFF;--ink:#1B1F24;--muted:#6B7280;--line:#DADDE3;--accent:#B52ED1;--accent2:#2E7DD1;--ok:#2E8B57;--warn:#C77A00;--canvas:#FAFAFC;color-scheme:light}


*{box-sizing:border-box}

h1{font-size:18px;margin:0;font-weight:600}
.top{display:flex;align-items:center;gap:12px;flex-wrap:wrap;margin-bottom:12px}
.top .status{color:var(--muted);font-size:13px}
.layout{display:grid;gap:12px;grid-template-columns:230px minmax(0,1fr) 340px}
@media (max-width:1100px){.layout{grid-template-columns:200px minmax(0,1fr)}.right{grid-column:1/-1}}
@media (max-width:720px){.layout{grid-template-columns:1fr}.left{max-height:220px}}
.panel{background:var(--panel);border:1px solid var(--line);border-radius:10px}
.left{overflow:auto;max-height:calc(100vh - 110px);padding:6px}
.left h4{margin:10px 6px 4px;font-size:11px;letter-spacing:.08em;text-transform:uppercase;color:var(--muted)}
.left button{display:flex;width:100%;text-align:left;border:0;background:none;color:var(--ink);padding:6px 8px;border-radius:6px;font:inherit;cursor:pointer;justify-content:space-between;gap:6px}
.left button:hover{background:var(--bg)}.left button.on{background:var(--accent);color:#fff}
.left button .dot{width:8px;height:8px;border-radius:50%;background:var(--warn);flex:none;margin-top:5px}
.center{padding:10px;display:flex;flex-direction:column;gap:8px;min-width:0}
.bar{display:flex;gap:8px;flex-wrap:wrap;align-items:center}
.bar .grp{display:flex;border:1px solid var(--line);border-radius:8px;overflow:hidden}
.bar .grp button{border:0;background:none;color:var(--ink);padding:5px 10px;font:inherit;cursor:pointer}
.bar .grp button.on{background:var(--accent);color:#fff}
button.btn{border:1px solid var(--line);background:var(--panel);color:var(--ink);border-radius:8px;padding:5px 10px;font:inherit;cursor:pointer}
button.btn.primary{background:var(--accent);border-color:var(--accent);color:#fff}
button.btn:focus-visible,.left button:focus-visible{outline:2px solid var(--accent2);outline-offset:1px}
canvas{width:100%;height:auto;max-width:100%;background:var(--canvas);border-radius:8px;border:1px solid var(--line);display:block}
.kf{display:flex;gap:6px;flex-wrap:wrap;align-items:center}
.kf button{min-width:34px}
.scrub{flex:1;min-width:120px}
.right{padding:10px;display:flex;flex-direction:column;gap:10px;max-height:calc(100vh - 110px);overflow:auto}
.right h3{margin:0;font-size:13px;letter-spacing:.06em;text-transform:uppercase;color:var(--muted)}
.row{display:grid;grid-template-columns:118px 1fr 58px;gap:6px;align-items:center}
.row label{font-size:13px}
.row label small{color:var(--muted);font-family:"IBM Plex Mono",monospace;font-size:10px;display:block}
.row input[type=number],.sel,textarea,input[type=text]{width:100%;border:1px solid var(--line);border-radius:6px;padding:4px 6px;background:var(--bg);color:var(--ink);font:inherit;font-variant-numeric:tabular-nums}
.row input[type=range]{width:100%;accent-color:var(--accent)}
.row.changed label{color:var(--accent);font-weight:600}
.two{display:grid;grid-template-columns:1fr 1fr;gap:6px}
.cue{display:grid;grid-template-columns:1fr 90px 46px 28px;gap:4px;margin-bottom:4px}
.cue input,.cue select{border:1px solid var(--line);border-radius:6px;padding:4px 6px;background:var(--bg);color:var(--ink);font:inherit;font-size:13px;min-width:0}
pre{background:var(--bg);border:1px solid var(--line);border-radius:8px;padding:8px;font-family:"IBM Plex Mono",monospace;font-size:12px;white-space:pre-wrap;margin:0;max-height:260px;overflow:auto}
.muted{color:var(--muted);font-size:12px}
.saved{color:var(--ok)}