:root{color-scheme:dark;--bg:#151719;--panel:#1c1e21;--raised:#24272b;--border:#34373b;--muted:#a0a4ac;--text:#f0f1f3;--accent:#d6f879;font:14px/1.45 -apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif}*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--text)}button,input,select{font:inherit}button,a,input,select{touch-action:manipulation}button{cursor:pointer;background:var(--raised);border:1px solid var(--border);border-radius:6px;padding:8px 12px;color:var(--text);transition:background .15s}button:hover{background:#383c40}button:disabled{opacity:.4;cursor:not-allowed}button:focus-visible,a:focus-visible,input:focus-visible,select:focus-visible{outline:2px solid var(--accent);outline-offset:3px}button.active{color:var(--accent);background:#303829;border-color:#596f36}.accent{background:var(--accent);border-color:var(--accent);color:#18210c;font-weight:650}.accent:hover{background:#e4ffa4}input[type=range]{accent-color:var(--accent);cursor:pointer;height:16px;min-width:0}select{background:var(--raised);color:var(--text);border:1px solid var(--border);padding:5px;border-radius:4px}.topbar{min-height:84px;display:flex;align-items:center;gap:25px;padding:16px 25px;border-bottom:1px solid var(--border)}.brand{text-decoration:none;color:var(--text);display:flex;align-items:center;gap:10px;font-size:30px;font-weight:750;letter-spacing:-1.5px;width:205px;flex-shrink:0}.brandmark{color:var(--accent);font-size:36px}.studio{font-size:10px;letter-spacing:2.4px;align-self:flex-end;margin-bottom:10px;margin-left:1px;color:var(--muted)}.project{display:grid;gap:3px}.project input{background:transparent;border:0;padding:0;color:var(--text);font-size:16px;font-weight:600;max-width:260px;width:100%}.project>span{color:var(--muted);font-size:12px}.file-actions{margin-left:auto;display:flex;gap:8px}.transport{display:flex;align-items:center;gap:26px;min-height:91px;padding:14px 25px;border-bottom:1px solid var(--border);background:#1c1e21}.transport-buttons{display:flex;align-items:center;gap:9px}.icon{font-size:21px;width:37px;height:37px;padding:2px;border-color:transparent;background:transparent}.play{width:45px;height:43px;font-size:20px;background:var(--accent);color:#17200b;border:0}.play:hover{background:#e4ffa4}.record span{display:block;background:#ef797d;width:14px;height:14px;border-radius:50%;margin:auto}.record.recording{animation:pulse 1s infinite;background:#642c31}.position{border-left:1px solid var(--border);padding-left:24px}.position strong{display:block;font:26px ui-monospace,SFMono-Regular,monospace;letter-spacing:1px}.position strong span{color:#a6abb2}.transport small{font-size:10px;color:var(--muted);letter-spacing:1px;display:block;margin-top:4px}.tempo input{width:58px;padding:0;border:0;background:transparent;color:var(--text);font:23px ui-monospace,monospace}.signature strong{font:23px ui-monospace,monospace}#metro{background:transparent;border-color:transparent;color:var(--muted)}#metro.active{color:var(--accent)}.master{display:flex;gap:10px;align-items:center;margin-left:auto;color:var(--muted);font-size:12px}.master input{width:90px}.meter{display:flex;gap:3px;height:20px;align-items:flex-end}.meter i{height:100%;width:4px;background:#3c4335}.meter.live i{background:var(--accent)}.meter.live i:nth-last-child(-n+2){background:#82835d}main{display:grid;grid-template-columns:230px minmax(0,1fr)}.library{padding:23px 18px;border-right:1px solid var(--border);background:#1a1c1f;display:flex;flex-direction:column}.section-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:26px}h1,h2,p{margin:0}h1,h2{font-size:16px;font-weight:600}.eyebrow{font-size:10px;color:#949aa3;letter-spacing:1.6px;margin-bottom:12px;font-weight:600}.instrument{display:flex;align-items:center;gap:12px;border:1px solid transparent;width:100%;background:transparent;text-align:left;padding:13px 10px;margin-bottom:6px}.instrument:hover{border-color:#454a42;background:#272b26}.instrument .inst-icon{display:grid;place-items:center;font-size:22px;width:35px;height:35px;background:#30333a;border-radius:8px}.instrument small{display:block;color:var(--muted);font-size:12px;margin-top:1px}.instrument>span:last-child{margin-left:auto;color:var(--muted)}.library-bottom{margin-top:40px}.import{width:100%;display:flex;gap:12px;text-align:left;align-items:center;padding:13px;background:transparent;border-style:dashed}.import small{display:block;font-size:11px;color:var(--muted);margin-top:4px}.local-note{font-size:12px;line-height:1.7;color:#858b95;margin-top:14px}.workspace{min-width:0}.arrange-toolbar{padding:19px 24px;display:flex;justify-content:space-between;align-items:center}.arrange-toolbar>div{display:flex;align-items:center;gap:12px}.arrange-toolbar span{color:var(--muted);font-size:12px}.toolbar-actions button{background:transparent}.toolbar-actions button:first-child,.toolbar-actions button:nth-child(2){border:0;font-size:21px;padding:0 4px}.arrangement{border-top:1px solid var(--border);overflow-x:auto}.timeline-header,.track{display:grid;grid-template-columns:230px minmax(430px,1fr)}.timeline-header{height:39px;background:#202226;color:var(--muted);font-size:11px}.track-heading{padding:12px 16px;border-right:1px solid var(--border);font-size:10px;letter-spacing:1px}.track-heading span{float:right;font-size:9px;letter-spacing:0}.ruler{display:grid;grid-template-columns:repeat(4,1fr)}.ruler button{border:0;border-left:1px solid var(--border);background:none;text-align:left;border-radius:0;padding:5px 10px;color:var(--muted);font:12px ui-monospace,monospace}.ruler button:after{content:'·  ·  ·';float:right;color:#545860;letter-spacing:10px}.track{min-height:88px;border-bottom:1px solid #313438;--track:#a59efa}.track.selected .track-info{background:#2b2e32}.track.selected{box-shadow:inset 3px 0 var(--track)}.track-info{padding:12px 13px 10px 16px;border-right:1px solid #42464c;background:#202225;cursor:pointer}.track-name{display:flex;align-items:center;gap:9px;font-size:13px;font-weight:550}.track-icon{color:var(--track);font-size:18px}.track-name>span:last-child{margin-left:auto;color:var(--muted);font:10px ui-monospace,monospace}.track-mix{display:flex;gap:5px;align-items:center;margin-top:8px}.track-mix button{font-size:10px;padding:2px 5px;border-radius:3px;line-height:1.2}.track-mix input{width:74px;height:13px;accent-color:var(--track)}.track-mix input.pan{width:35px;margin-left:3px}.lane{position:relative;background:repeating-linear-gradient(to right,transparent 0,transparent calc(6.25% - 1px),#2d3034 calc(6.25% - 1px),#2d3034 6.25%);display:grid;grid-template-columns:repeat(4,1fr);gap:3px;padding:10px 7px}.clip{border:1px solid color-mix(in srgb,var(--track) 65%,transparent);background:color-mix(in srgb,var(--track) 22%,#202327);border-radius:5px;padding:4px 7px;color:var(--track);overflow:hidden;text-align:left;position:relative;min-width:0}.clip:hover,.clip.selected{background:color-mix(in srgb,var(--track) 36%,#202327)}.clip.selected{border:1px solid var(--track)}.clip-title{font-size:10px;display:block;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.clip svg{display:block;width:100%;height:37px}.playline{position:absolute;top:0;bottom:0;left:0;width:1px;background:#e4ffa4;box-shadow:0 0 7px #d6f87980;z-index:2;pointer-events:none}.add-track{height:63px;display:flex;align-items:center;padding:12px 17px;gap:30px}.add-track button{font-size:12px;background:transparent;border-style:dashed}.add-track>span{color:#757b84;font-size:12px}.editor{border-top:1px solid var(--border);background:#1c1e21}.editor-top{display:flex;align-items:center;justify-content:space-between;gap:10px;padding:18px 22px 12px}.editor-top>div{display:flex;gap:10px;align-items:center}.color-dot{background:#b3a0f9;width:8px;height:8px;border-radius:50%}.chip{font-size:9px;letter-spacing:1px;background:#2b2e33;color:#a4a9b2;padding:4px 7px;border-radius:3px}.editor-actions button{font-size:11px;background:transparent;padding:6px 8px}.editor-controls{padding:0 22px 13px;display:flex;align-items:center;gap:24px}.bars{display:flex;gap:4px}.bars button{padding:4px 10px;font-size:11px;background:transparent}.bars button.active{color:var(--accent);background:#343d29;border-color:#596940}.editor-controls label{display:flex;align-items:center;gap:7px;color:var(--muted);font-size:11px}.editor-controls input{width:65px}.editor-controls select{font-size:11px}.note-editor{padding:0 22px;overflow-x:auto}.roll{min-width:510px;display:grid;grid-template-columns:57px repeat(16,1fr);border:1px solid #363a40;border-bottom:0}.note-label{height:21px;text-align:right;padding:2px 8px;font-size:10px;color:#bec2cb;background:#2d3036;border-bottom:1px solid #1c1e22}.note-label.black{background:#1a1c20;color:#8d94a0}.cell{height:21px;border:0;border-right:1px solid #33363c;border-bottom:1px solid #33363c;background:#25282d;border-radius:0;padding:0;position:relative}.cell:nth-child(4n+2){border-left:1px solid #4b4f58}.cell.black{background:#202328}.cell:hover{background:#43483d}.cell.note:before{content:'';position:absolute;left:1px;top:3px;bottom:3px;width:calc(var(--len,1) * 100% - 2px);background:var(--note,#b2a0f7);border-radius:3px;z-index:1;pointer-events:none;box-shadow:inset 0 1px #ffffff40}.cell.beat{box-shadow:inset 0 0 0 1px #d6f87965}.editor-footer{padding:11px 23px;display:flex;justify-content:space-between;font-size:11px;color:var(--muted)}.keyboard-section{display:flex;align-items:center;gap:24px;padding:20px 22px 23px;border-top:1px solid var(--border)}.keyboard-label{min-width:140px;display:grid;gap:4px}.keyboard-label .eyebrow{margin:0;font-size:9px}.keyboard-label strong{font-size:13px}.keyboard-label>span:last-child{font-size:11px;color:var(--muted)}.keyboard{display:flex;height:74px;max-width:460px;flex:1;position:relative}.key{background:#d9dce0;color:#787d87;flex:1;border:1px solid #151719;border-radius:0 0 4px 4px;display:flex;align-items:flex-end;justify-content:center;padding-bottom:7px;font-size:10px;position:relative}.key:hover,.key.pressed{background:var(--accent)}.key.black-key{background:#2b2e34;color:#a0a6b0;height:47px;width:8%;position:absolute;z-index:2;flex:none;padding:0 0 4px;font-size:9px}.key.black-key.pressed{background:#91ae4c}.capture-label{font-size:11px;color:var(--muted);max-width:105px;display:flex;gap:7px;align-items:center}.capture-label input{accent-color:var(--accent)}.statusbar{border-top:1px solid var(--border);display:flex;justify-content:space-between;gap:15px;padding:12px 20px;font-size:10px;color:#9ca3ad}.statusbar>span:first-child{display:flex;align-items:center;gap:7px}.status-dot{width:5px;height:5px;background:var(--accent);border-radius:50%}.statusbar b{padding:0 9px;color:#545b64}#toast{position:fixed;bottom:45px;left:50%;transform:translateX(-50%);background:#d6f879;color:#1b220f;padding:12px 20px;border-radius:8px;box-shadow:0 5px 25px #0008;z-index:20;max-width:90vw;display:none;font-size:14px}dialog{background:var(--panel);color:var(--text);border:1px solid var(--border);border-radius:12px;max-width:430px;padding:28px}dialog::backdrop{background:#0009}dialog p{color:var(--muted);margin:14px 0 24px}dialog>div{display:flex;justify-content:flex-end;gap:10px}.audio-edit{padding:15px;background:#25282d;border:1px solid var(--border);border-radius:5px;min-height:195px;display:grid;gap:12px}.audio-edit label{display:flex;align-items:center;gap:10px}.audio-edit input{background:#191b1e;color:white;border:1px solid var(--border);padding:5px;max-width:110px}.audio-edit p{color:var(--muted);font-size:13px}.audio-edit svg{height:50px;width:100%}@keyframes pulse{50%{opacity:.4}}@media(min-width:1500px){.lane{padding:10px 10px}.track{min-height:100px}.clip svg{height:46px}.note-label,.cell{height:24px}}@media(max-width:1100px){.transport{gap:17px}.master>span:first-child,.meter{display:none}.master input{width:65px}main{grid-template-columns:185px minmax(0,1fr)}.library{padding:22px 12px}.brand{width:160px}.studio{display:none}.timeline-header,.track{grid-template-columns:200px minmax(400px,1fr)}.track-mix input{width:55px}.editor-top{flex-wrap:wrap}.chip{display:none}.keyboard-section{gap:14px}.capture-label{display:none}}@media(max-width:800px){.topbar{padding:14px 16px;gap:16px;flex-wrap:wrap}.brand{width:auto;font-size:26px}.project{flex:1}.file-actions{width:100%;justify-content:flex-end}.file-actions button{font-size:12px}.transport{padding:12px 15px;gap:15px;flex-wrap:wrap}.position{padding-left:15px}.position strong{font-size:21px}.signature,#metro span,.master{display:none}#metro{margin-left:auto}.transport small{font-size:9px}.transport-buttons{gap:4px}main{display:block}.library{border-right:0;border-bottom:1px solid var(--border);padding:14px 15px;display:block}.section-head,.library .eyebrow,.local-note{display:none}#instruments{display:flex;overflow-x:auto;gap:7px}.instrument{flex:0 0 auto;width:auto;margin:0;padding:6px 8px;gap:7px;background:#24272b}.instrument small,.instrument>span:last-child{display:none}.instrument .inst-icon{font-size:18px;width:26px;height:26px}.instrument>div{font-size:12px}.library-bottom{margin:10px 0 0}.import{padding:8px;width:auto;font-size:12px}.import small{display:none}.arrange-toolbar{padding:15px}.arrange-toolbar>div{gap:8px}.toolbar-actions button{font-size:11px}.timeline-header,.track{grid-template-columns:180px minmax(430px,1fr)}.track-heading span{display:none}.track-mix input{width:47px}.editor-top{padding:15px}.editor-actions{flex-wrap:wrap}.editor-controls{padding:0 15px 13px;gap:12px;flex-wrap:wrap}.editor-controls label{font-size:12px}.note-editor{padding:0 15px}.editor-footer{padding:11px 15px;gap:15px}.keyboard-section{flex-wrap:wrap;padding:16px}.keyboard-label{min-width:110px}.keyboard{min-width:210px}.statusbar{font-size:11px;flex-wrap:wrap}.shortcut{display:none}.add-track>span{display:none}.position small{letter-spacing:0}.tempo input{font-size:21px}.note-label,.cell{height:25px}}
.track-name-text{white-space:nowrap;overflow:hidden;text-overflow:ellipsis;max-width:142px}.note-label{border:0;border-bottom:1px solid #191b20;border-radius:0;line-height:16px}.note-label:hover{background:#454a53}.track-mix button{min-height:20px}.roll:has(.cell[style*="43px"]) .note-label{height:43px;padding-top:14px;font-size:10px}.library .section-head .muted{color:var(--muted)}.instrument>div{font-size:14px}.editor-controls label,.editor-actions button,.editor-footer,.keyboard-label>span:last-child,.capture-label,.statusbar,.add-track>span{font-size:12px}.track-name{font-size:14px}.clip-title{font-size:12px}.track-mix button{font-size:12px}.bars button{font-size:12px}.transport small{font-size:12px;letter-spacing:0}.transport .position small{font-size:10px}.eyebrow{font-size:12px;letter-spacing:1px}.keyboard-label .eyebrow{font-size:11px}.key{font-size:12px}.note-label{font-size:12px}.editor-actions button{min-height:30px}.signature small{font-size:10px}@media(max-width:1100px){.transport{gap:14px}.instrument>div{font-size:13px}.track-name-text{max-width:120px}}@media(max-width:800px){.track-name-text{max-width:105px}.editor-controls{gap:12px}.editor-actions{gap:5px!important}.track-name{font-size:13px}.position strong{font-size:20px}.transport .position small{font-size:9px}.statusbar>span{line-height:1.6}}
.key{min-width:0;padding-left:0;padding-right:0}
#instrumentSearch{width:100%;min-width:0;border:1px solid var(--border);border-radius:6px;padding:9px 10px;margin:0 0 15px;background:var(--bg);color:var(--text);font-size:14px}#instrumentSearch::placeholder{color:var(--muted)}#instrumentCount{font:12px ui-monospace,monospace;white-space:nowrap}.library .section-head{margin-bottom:16px}.library>.eyebrow{font-size:10px;line-height:1.6}#instruments{max-height:650px;overflow-y:auto;scrollbar-width:thin;scrollbar-color:#4d535d transparent}.instrument .inst-icon{flex-shrink:0}.instrument>div{min-width:0}.library-empty{font-size:14px;color:var(--muted);padding:15px 5px}.roll:has(.cell[style*="43px"]){grid-template-columns:72px repeat(16,1fr)}.roll:has(.cell[style*="43px"]) .note-label{font-size:12px;padding-left:2px;padding-right:5px}@media(max-width:800px){#instruments{max-height:none;overflow-y:hidden}#instrumentSearch{margin-bottom:10px}.library .section-head{display:flex;margin-bottom:10px}.library .section-head h2{font-size:14px}}
.note-editor.melodic-editor{max-height:302px;overflow-y:auto;scrollbar-width:thin;scrollbar-color:#666f7a #202328;overscroll-behavior:contain}.roll{position:relative}.octave-root{color:var(--accent);font-weight:650;box-shadow:inset 0 1px #667244}.melodic-editor .note-label{position:sticky;left:0;z-index:3}#octaveLabel[hidden]{display:none}.editor-controls{flex-wrap:wrap}#octave{font-size:14px;min-width:62px}.keyboard-label{min-width:157px}.capture-label{max-width:150px}@media(max-width:1100px){.capture-label{display:flex}}@media(max-width:800px){.note-editor.melodic-editor{max-height:330px}.capture-label{max-width:none}.keyboard-label{min-width:157px}}
.workspace{--track-width:230px;--bar-count:4;--timeline-min:480px}.arrangement-controls{display:flex;align-items:center;gap:9px;flex-wrap:wrap;padding:0 22px 16px}.arrangement-controls>span{font-size:13px;color:var(--muted);margin-right:auto}.arrangement-controls button{font-size:13px}.timeline-header,.track{grid-template-columns:var(--track-width) minmax(0,1fr);min-width:calc(var(--track-width) + var(--timeline-min));width:100%}.track-info,.track-heading{position:sticky;left:0;z-index:4}.track-heading{background:#202226}.ruler,.lane{grid-template-columns:repeat(var(--bar-count),minmax(0,1fr))}.ruler{padding:0 7px;gap:3px}.lane{background-size:calc(100% / var(--bar-count)) 100%;background-image:repeating-linear-gradient(to right,transparent 0,transparent calc(25% - 1px),#2d3034 calc(25% - 1px),#2d3034 25%)}.arrangement .add-track{position:sticky;left:0}.bars{overflow-x:auto;max-width:100%;flex:1 1 100%;padding:3px 0 7px;position:relative;scrollbar-width:thin}.bars button{flex-shrink:0}.bar-navigation{display:flex;gap:8px;align-items:center}.bar-navigation button{font-size:21px;padding:0 10px}.bar-navigation select{font-size:14px}.editor-controls .bars{order:2}#barCount{font-variant-numeric:tabular-nums}@media(max-width:1100px){.workspace{--track-width:200px}}@media(max-width:800px){.workspace{--track-width:180px}.arrangement-controls{padding:0 15px 14px;gap:7px}.arrangement-controls>span{width:100%}.arrangement-controls button{font-size:12px;padding:8px}.editor-actions{gap:6px}}
/* Studio 3: composition and focused editing */
.track-tools{display:flex;align-items:center;gap:8px;flex-wrap:wrap;padding:14px 22px;border-top:1px solid var(--border);background:#191c1f}.track-tools label{display:flex;align-items:center;gap:9px;font-size:12px;color:var(--muted)}.track-tools input{min-width:0;width:170px;background:#25292e;border:1px solid var(--border);color:var(--text);border-radius:5px;padding:7px 9px}.track-tools button{font-size:12px}.track-tools>span{font-size:12px;color:var(--muted);margin-left:auto}.ideas{margin:0 22px 16px;border:1px solid #43503b;background:linear-gradient(120deg,#252e23,#20242a);border-radius:9px;overflow:hidden}.ideas summary{padding:13px 15px;cursor:pointer;display:flex;align-items:center;justify-content:space-between;gap:10px;color:#e0f5bf}.ideas summary span{font-weight:600}.ideas summary small{font-size:12px;color:#adb9a5}.ideas summary:after{content:'＋'}.ideas[open] summary:after{content:'−'}.ideas-body{padding:3px 15px 15px}.idea-intro strong{font-size:16px}.idea-intro p,.idea-note{font-size:12px;line-height:1.6;color:var(--muted);margin-top:5px}.idea-controls{display:flex;flex-wrap:wrap;align-items:flex-end;gap:12px;margin:13px 0}.idea-controls label{display:grid;gap:5px;font-size:12px;color:#b9c5b1}.idea-controls [hidden]{display:none}.idea-controls select{font-size:13px;padding:8px}.edit-tools{padding:0 22px 13px;display:flex;gap:8px;align-items:center;flex-wrap:wrap}.edit-tools button{font-size:12px;padding:7px 10px}.edit-mode{display:flex;gap:4px;margin-right:6px}.edit-tools label{display:flex;align-items:center;gap:7px;font-size:12px;color:var(--muted);margin-left:auto}.edit-tools select{max-width:145px;font-size:12px}.note-inspector{display:flex;align-items:center;gap:14px;flex-wrap:wrap;padding:12px 15px;margin:0 22px 14px;border:1px solid #566747;border-radius:7px;background:#2b3227}.note-inspector[hidden]{display:none}.note-inspector label{display:flex;align-items:center;gap:6px;font-size:12px;color:#c5cdbd}.note-inspector input[type=number]{width:58px;padding:5px;background:#20251e;color:var(--text);border:1px solid #536046;border-radius:4px}.note-inspector input[type=range]{width:85px}.note-inspector output{min-width:33px}.note-inspector button{font-size:12px;margin-left:auto}.cell.selected-note:before{outline:2px solid white;outline-offset:1px;filter:brightness(1.1)}.empty-clip{background:#24282c;border-style:dashed;border-color:#434951;color:#727c86}.empty-clip:hover{background:#2e3535;color:#c7d9c1}.empty-clip.selected{background:#2f3630;border-color:var(--track)}.empty-clip svg{opacity:.4}.help-title{align-items:center!important;justify-content:space-between!important}.help-title button{padding:4px 9px}.shortcuts{display:grid;grid-template-columns:auto 1fr;gap:12px 18px;font-size:13px}.shortcuts dt{color:var(--accent)}.shortcuts dd{margin:0;color:var(--muted)}#helpDialog{max-width:560px;max-height:85vh;overflow-y:auto}#helpDialog p{font-size:13px;line-height:1.7;margin:18px 0}#help{background:transparent}.brand .studio{display:inline;font-size:9px}.ideas summary:focus-visible{outline:2px solid var(--accent);outline-offset:-3px}@media(max-width:800px){.track-tools{padding:12px 15px}.track-tools>span{display:none}.track-tools input{width:155px}.ideas{margin:0 15px 14px}.ideas summary small{display:none}.edit-tools{padding:0 15px 14px}.edit-tools label{margin-left:0}.note-inspector{margin:0 15px 14px;gap:10px}.idea-controls label{max-width:100%}.idea-controls select{max-width:100%}.file-actions{flex-wrap:wrap}.brand .studio{font-size:8px}.project{min-width:100px}.help-title h2{font-size:15px}}

.transport{position:sticky;top:0;z-index:8;box-shadow:0 3px 12px #0002}.note-editor,.ideas summary,.edit-tools,.track-tools{scroll-margin-top:110px}@media(max-width:800px){.track-tools input{width:135px}.track-tools{gap:6px}.track-tools button{padding:7px 9px}.track-tools label{gap:6px}.ideas summary,.edit-tools,.track-tools{scroll-margin-top:120px}}