@charset "UTF-8";
:root{--text-small:13px;--text-control:15px;--text-body:16px;--text-heading:18px;--text-value:20px}
:root{font-family:"Segoe UI","Malgun Gothic",system-ui,sans-serif;color:#283b32;background:#f4f5f0;font-synthesis:none;--green:#315844;--ink:#283b32;--muted:#7b857b;--line:#e4e8de;--accent:#daebbd}
*{box-sizing:border-box}body{margin:0}button,input,select{font:inherit}button,select{cursor:pointer}button{color:inherit}button:disabled,input:disabled,select:disabled{cursor:default;opacity:.38}button{transition:background .16s,transform .16s}button:not(:disabled):hover{filter:brightness(.96)}button:focus-visible,a:focus-visible,input:focus-visible,select:focus-visible{outline:3px solid #8da978;outline-offset:4px}a{color:inherit}button{border:0}button,select{border-radius:8px}input[type=range]{accent-color:var(--green);cursor:pointer;min-width:0;height:5px}select{padding:7px;background:white;border:1px solid var(--line);font-size:var(--text-control)}h1,h2,h3,p{margin:0}[hidden]{display:none!important}.sr-only{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap}
.sidebar{position:fixed;inset:0 auto 0 0;width:230px;background:#243c32;color:#dfe6d9;padding:35px 21px;display:flex;flex-direction:column;z-index:5}.brand{display:flex;gap:12px;align-items:center;text-decoration:none;font-size:22px;font-weight:700;letter-spacing:-1px}.brand-icon{background:var(--accent);color:#243c32;border-radius:12px;width:45px;height:45px;display:grid;place-items:center;font:italic bold 39px Georgia;letter-spacing:-4px;padding-right:4px}.brand small{display:block;font-size:var(--text-small);letter-spacing:1.6px;font-weight:500;margin-top:6px;color:#a8b8a8}.workspace-label{font-size:var(--text-small);letter-spacing:1.5px;color:#8fa591;margin:52px 10px 17px}.nav-current{padding:14px 12px;background:#344e3f;border:1px solid #456049;border-radius:8px;display:flex;align-items:center;gap:10px;font-size:var(--text-body);font-weight:600}.nav-current>span:first-child{font-size:20px;color:#bed5a9}.nav-dot{width:6px;height:6px;background:#c4dca6;border-radius:50%;margin-left:auto}.sidebar-open{margin:12px 0 34px;padding:12px;background:transparent;border:1px dashed #61725f;color:#c9d7c1;font-size:var(--text-control)}.sidebar-open span{margin-right:6px}.session-heading{display:flex;justify-content:space-between;padding:0 10px;font-size:var(--text-control);color:#a7b7a4}.session-heading span{background:#3b5241;border-radius:4px;padding:1px 5px}.session-files{margin-top:16px;overflow:auto}.sidebar-empty{font-size:var(--text-control);color:#829781;padding:0 10px;line-height:1.8}.session-file{width:100%;background:transparent;text-align:left;color:#b9cbb5;padding:12px 10px;display:flex;gap:10px;margin-bottom:4px}.session-file.active{background:#344e3f;color:#ecf3e1}.session-file span:last-child{overflow:hidden;text-overflow:ellipsis;white-space:nowrap;font-size:var(--text-control)}.sidebar-bottom{margin-top:auto;padding:24px 8px 0;font-size:var(--text-control);color:#c4d1bd}.sidebar-bottom small{display:block;font-size:var(--text-small);color:#8da184;margin-top:10px;line-height:1.6}.local-dot{display:inline-block;width:6px;height:6px;background:#b0c98e;border-radius:50%;margin-right:7px}
.workspace{margin-left:230px}.topbar{height:72px;border-bottom:1px solid var(--line);display:flex;align-items:center;justify-content:space-between;padding:0 38px;font-size:var(--text-control);background:#fafbf7}.breadcrumb{color:#818b7d}.slash{color:#c0c8bb;margin:0 15px}.topbar strong{font-weight:500}.local-badge{display:flex;align-items:center;gap:6px;letter-spacing:1px;font-size:var(--text-small);border:1px solid #dae1d3;padding:6px 9px;border-radius:5px}.local-badge span{background:#6e9a65;width:5px;height:5px;border-radius:50%}main{padding:38px 38px 135px;max-width:1800px;margin:auto}.page-heading{display:flex;justify-content:space-between;align-items:center;gap:20px;margin-bottom:29px}.eyebrow{font-size:var(--text-small);letter-spacing:2px;color:#7a8d73;margin-bottom:13px}h1{font-size:30px;font-weight:650;letter-spacing:-1.3px}.page-heading p{color:#85907f;font-size:var(--text-control);margin-top:10px}.primary{background:var(--green);color:#f4f7ed;padding:13px 17px;font-size:var(--text-control);box-shadow:0 3px 5px #263f3110}.primary span{font-size:18px;vertical-align:-1px;margin-right:8px}.studio{display:grid;grid-template-columns:minmax(0,1fr) 250px;gap:20px;align-items:start}.score-panel{background:#fff;border:1px solid var(--line);border-radius:12px;overflow:hidden;box-shadow:0 3px 12px #293d3010;min-width:0}.score-toolbar{display:flex;align-items:center;justify-content:space-between;border-bottom:1px solid var(--line);padding:20px 22px;gap:12px;min-height:85px}.score-identity{display:flex;align-items:center;gap:12px;min-width:0}.score-identity>div{min-width:0}.format-badge{border:1px solid #dbe4d2;border-radius:6px;color:#698260;background:#f4f7ee;padding:9px 7px;font-size:var(--text-small);letter-spacing:.5px}.score-identity h2{font-size:var(--text-body);font-weight:600;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;max-width:500px}.score-identity p{font-size:var(--text-small);color:#939a8e;margin-top:6px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.view-tools{display:flex;gap:7px;align-items:center;flex-shrink:0}.icon-button{background:transparent;width:32px;height:32px;font-size:17px;display:inline-grid;place-items:center}.score-viewport{height:clamp(440px,59vh,780px);overflow:auto;position:relative;background:#fff;scrollbar-width:thin;scrollbar-color:#ccd6c4 #fff}.empty-state{display:flex;flex-direction:column;align-items:center;justify-content:center;height:100%;min-height:420px;padding:30px;text-align:center;background:radial-gradient(ellipse at 50% 35%,#f2f5ea 0,transparent 65%)}.sheet-art{width:245px;position:relative;background:#fffefa;border:1px solid #e5e7dd;border-radius:5px;box-shadow:6px 8px 0 #e9eddf,0 12px 28px #5364430c;transform:rotate(-5deg);padding:21px 20px 10px;margin:0 0 40px}.sheet-art-title{font:italic 13px Georgia;color:#5b7153;text-align:left;margin-bottom:12px}.sheet-art svg{width:100%}.art-sticker{position:absolute;right:-15px;bottom:5px;background:#dfecc7;width:47px;height:47px;display:grid;place-items:center;font-size:24px;color:#526c3d;border:5px solid #fff;border-radius:50%;transform:rotate(5deg)}.empty-state h3{font-size:18px;letter-spacing:-.6px;font-weight:600}.empty-state p{font-size:var(--text-control);line-height:1.9;margin:13px 0 23px;color:#91998a}.demo-button{font-size:var(--text-control);border:1px solid #dbe2cf;background:#fcfdf8;padding:11px 15px;color:#516b40}.demo-button span{margin-left:14px}.supported{font-size:var(--text-small);color:#a2aa99;margin-top:19px;letter-spacing:.5px}.score-footnote{border-top:1px solid var(--line);font-size:var(--text-small);color:#919c88;padding:13px 20px;display:flex;justify-content:space-between;gap:12px}.practice-panel{border:1px solid var(--line);background:#fafbf7;border-radius:12px;padding:22px 20px}.panel-title{display:flex;align-items:center;justify-content:space-between;margin-bottom:23px}.panel-title h2{font-size:var(--text-body)}.panel-title>span{color:#8c9882;font-size:17px}.setting-section{border-bottom:1px solid var(--line);padding-bottom:22px;margin-bottom:21px}.setting-label{display:flex;align-items:center;justify-content:space-between;font-size:var(--text-control);font-weight:600;margin-bottom:18px}.setting-label output{background:#e9efdf;color:#587343;border-radius:4px;padding:4px 7px;font-size:var(--text-control);font-variant-numeric:tabular-nums}#speed{width:100%;margin:0}.range-labels{display:flex;justify-content:space-between;margin-top:12px;color:#9da590;font-size:var(--text-small)}.range-labels button{background:none;padding:0;font-size:var(--text-small);color:#657f54}.setting-description{color:#939f88;font-size:var(--text-small);margin-top:16px;line-height:1.8}.toggle-row{display:flex;justify-content:space-between;align-items:center;gap:10px;width:100%;text-align:left;background:transparent;padding:0;margin-bottom:22px}.toggle-row b{display:block;font-size:var(--text-control);font-weight:600}.toggle-row small{display:block;color:#98a08f;font-size:var(--text-small);margin-top:7px}.switch{width:30px;height:17px;background:#d9ded2;border-radius:15px;position:relative;flex-shrink:0}.switch:after{content:"";position:absolute;width:11px;height:11px;border-radius:50%;background:white;left:3px;top:3px;box-shadow:0 1px 2px #0001;transition:left .15s}.toggle-row[aria-pressed=true] .switch{background:#698b54}.toggle-row[aria-pressed=true] .switch:after{left:16px}.text-button{padding:0;background:transparent;font-size:var(--text-small);color:#778b64}.muted{color:#9aaa8e;font-weight:400}.track-section{padding-bottom:18px}.track{display:flex;align-items:center;gap:5px;margin:8px 0}.track-name{flex:1;min-width:0;text-align:left;padding:10px 8px;font-size:var(--text-control);background:transparent;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;border:1px solid transparent}.track-name[aria-pressed=true]{border-color:#d9e1cd;background:#eaf0e1;color:#466736}.track-state{font-size:var(--text-small);border:1px solid #dce2d3;background:white;width:24px;height:24px;border-radius:5px}.track-state[aria-pressed=true]{background:#315844;color:white;border-color:#315844}.track-help{font-size:var(--text-small);color:#9ca790;margin-top:15px;line-height:1.7}.sound-card{display:flex;gap:11px;align-items:center}.sound-symbol{background:#eef1e5;width:32px;height:32px;display:grid;place-items:center;color:#70845e;border-radius:7px;font-size:19px}.sound-card strong{font-size:var(--text-small);letter-spacing:1px;font-weight:600}.sound-card small{display:block;font-size:var(--text-small);color:#99a18e;margin-top:5px}.under-studio{display:flex;justify-content:space-between;gap:10px;margin-top:20px;font-size:var(--text-small);color:#a6ae9e}.under-studio span:last-child{font-size:var(--text-small);letter-spacing:1.4px}
.transport{position:fixed;bottom:0;left:230px;right:0;z-index:10;background:#fdfefaf5;backdrop-filter:blur(12px);border-top:1px solid #dfe5d7;display:grid;grid-template-columns:1fr minmax(240px,1.2fr) 1fr;gap:25px;align-items:center;padding:15px 38px 19px;min-height:100px}.transport-info{display:flex;align-items:center;gap:11px;min-width:0}.transport-info>div{min-width:0}.album-symbol{background:#e8efdf;color:#648052;width:41px;height:41px;display:grid;place-items:center;border-radius:7px;font-size:20px;flex-shrink:0}.transport-info strong{font-size:var(--text-control);display:block;white-space:nowrap;text-overflow:ellipsis;overflow:hidden}.transport-info small{font-size:var(--text-small);color:#92a086;display:block;margin-top:7px}.transport-center{width:100%;max-width:460px;justify-self:center}.play-buttons{display:flex;align-items:center;justify-content:center;gap:17px;margin-bottom:10px}.play-button{width:34px;height:34px;border-radius:50%;background:#2e513f;color:#fff;display:grid;place-items:center;font-size:var(--text-body)}.keyboard-hint{font-size:var(--text-small);border:1px solid #dce3d3;border-radius:3px;padding:3px;color:#a3ad97}.seek-row{display:flex;align-items:center;gap:10px;color:#8c9c7f;font-size:var(--text-small);font-variant-numeric:tabular-nums}.seek-row input{flex:1;width:100%;height:3px}.volume-control{display:flex;justify-content:flex-end;align-items:center;gap:9px;font-size:var(--text-small);color:#859778}.volume-control input{width:80px;height:3px}.volume-control output{width:30px;font-size:var(--text-small)}.notice{padding:13px 17px;background:#f8efdf;border:1px solid #e7d9bb;border-radius:8px;color:#8d6931;font-size:var(--text-control);margin-bottom:18px;line-height:1.7}.notice.error{background:#fff0eb;border-color:#e6c6b8;color:#9b4b32}.drop-overlay{position:fixed;inset:12px;background:#edf4eaf5;border:2px dashed #709263;border-radius:18px;z-index:100;display:grid;place-items:center;text-align:center;pointer-events:none}.drop-overlay span{font-size:60px;color:#648752}.drop-overlay h2{font-size:25px;margin:15px}.drop-overlay p{font-size:14px;color:#8b9b81}#alpha-tab{min-height:100%;padding:12px 10px 40px}.at-cursor-bar{background:#bcd1a526}.at-cursor-beat{background:#699856;width:3px}.at-selection div{background:#a4c18d44}.at-highlight *{fill:#638d50;stroke:#638d50}.score-panel:fullscreen{border:0;border-radius:0;display:flex;flex-direction:column}.score-panel:fullscreen .score-viewport{height:auto;flex:1}.score-panel:fullscreen .score-footnote{flex-shrink:0}
@media(min-width:1600px){main{padding-top:48px}.page-heading{margin-bottom:36px}.studio{grid-template-columns:minmax(0,1fr) 280px}.practice-panel{padding:25px}}
@media(max-width:1150px){.sidebar{width:195px;padding:30px 15px}.workspace{margin-left:195px}.transport{left:195px;padding-left:25px;padding-right:25px;gap:15px}main{padding:30px 25px 140px}.topbar{padding:0 25px}.studio{grid-template-columns:minmax(0,1fr) 220px;gap:15px}.practice-panel{padding:20px 16px}.score-toolbar{padding:17px 15px}.score-identity h2{max-width:220px}.volume-control input{width:55px}.transport-info strong{max-width:145px}.empty-state h3{font-size:16px}.under-studio span:last-child{display:none}}
@media(max-width:900px){.sidebar{width:76px;padding:24px 14px}.brand>span:last-child,.workspace-label,.nav-current,.session-heading,.session-files,.sidebar-bottom{display:none}.sidebar-open{font-size:0;margin-top:30px}.sidebar-open span{font-size:22px;margin:0}.workspace{margin-left:76px}.transport{left:76px}.studio{grid-template-columns:minmax(0,1fr)}.practice-panel{display:grid;grid-template-columns:1fr 1fr;gap:20px}.panel-title,.sound-card{grid-column:1/-1}.panel-title{margin:0}.setting-section{margin:0}.track-section{grid-column:1/-1}.transport{grid-template-columns:1fr 1.5fr}.volume-control{display:none}.score-identity h2{max-width:350px}.score-viewport{height:560px}.page-heading h1{font-size:27px}.open-main{font-size:var(--text-control)}.page-heading{gap:10px}}
@media(max-width:600px){.sidebar{display:none}.workspace{margin:0}.topbar{height:53px;padding:0 18px}main{padding:24px 15px 160px}.eyebrow{font-size:var(--text-small)}.page-heading{display:block;margin-bottom:20px}.page-heading h1{font-size:27px}.page-heading p{font-size:var(--text-control)}.open-main{margin-top:20px;width:100%}.score-toolbar{padding:15px 11px;gap:8px}.score-identity{gap:8px}.score-identity h2{max-width:175px;font-size:var(--text-control)}.score-identity p{max-width:175px;font-size:var(--text-small)}.view-tools{gap:0}.view-tools select{padding:5px;font-size:var(--text-small)}.format-badge{display:none}.score-viewport{height:490px}.empty-state{padding:18px}.sheet-art{width:215px}.empty-state h3{font-size:15px}.score-footnote{font-size:var(--text-small);padding:12px}.practice-panel{gap:20px 14px}.setting-description{font-size:var(--text-small)}.transport{left:0;grid-template-columns:1fr;padding:10px 20px 17px;gap:5px;min-height:124px}.transport-info{justify-content:center}.transport-info strong{max-width:240px;font-size:var(--text-small)}.transport-info small,.album-symbol{display:none}.play-buttons{margin-bottom:7px}.transport-center{max-width:440px}.under-studio{font-size:var(--text-small)}.local-badge{font-size:var(--text-small)}}
@media(prefers-reduced-motion:reduce){*{transition:none!important;scroll-behavior:auto!important}}
.nav-current{margin-top:38px}
.score-footnote{justify-content:flex-end;min-height:36px}
.setting-label{margin-bottom:12px;min-height:22px}
.setting-action{padding:3px 6px;font-size:var(--text-control);color:#647d53;background:transparent}
.stepper{display:grid;grid-template-columns:40px 1fr 40px;align-items:center;gap:8px}
.stepper button{height:40px;border:1px solid #dce3d3;background:white;font-size:21px;line-height:1;display:grid;place-items:center}
.stepper output{font-size:17px;font-weight:600;text-align:center;font-variant-numeric:tabular-nums}
main{padding-top:24px}
.score-viewport{height:clamp(440px,calc(100vh - 245px),950px)}
@media(max-width:600px){.topbar .primary{padding:8px 11px;font-size:var(--text-small)}.topbar .primary span{font-size:14px}.stepper{grid-template-columns:36px 1fr 36px;gap:4px}.stepper button{height:38px}.stepper output{font-size:15px}.score-viewport{height:490px}}
.workspace{margin-left:0}
.transport{left:0}
.topbar{height:68px;gap:20px}
.topbar .brand{font-size:17px;gap:10px}
.topbar .brand>span:last-child{display:block}
.topbar .brand-icon{width:32px;height:32px;border-radius:8px;font-size:29px}
.recent-scores{display:flex;align-items:center;gap:16px;padding:8px 38px;background:#fafbf7;border-bottom:1px solid var(--line);min-height:49px}
.recent-label{display:flex;align-items:center;gap:6px;color:#819075;font-size:var(--text-small);white-space:nowrap;flex-shrink:0}
.recent-label span{background:#e9efdf;padding:2px 5px;border-radius:4px;font-size:var(--text-small)}
.recent-scores .session-files{display:flex;align-items:center;gap:7px;margin:0;min-width:0;overflow-x:auto;scrollbar-width:thin}
.recent-scores .session-file{display:flex;align-items:center;gap:7px;flex-shrink:0;width:auto;max-width:260px;margin:0;padding:8px 11px;background:white;border:1px solid #e0e5d9;color:#7c8b71}
.recent-scores .session-file.active{background:#e8efde;border-color:#cbdaba;color:#395c2d}
.recent-scores .session-file span:last-child{font-size:var(--text-control)}
.has-recent .score-viewport{height:clamp(440px,calc(100vh - 294px),950px)}
@media(max-width:1150px){.recent-scores{padding-left:25px;padding-right:25px}}
@media(max-width:600px){.topbar{height:60px;padding:0 15px}.topbar .brand{font-size:15px;gap:7px}.recent-scores{padding:8px 15px;gap:10px}.recent-scores .session-file{max-width:190px}.recent-label{font-size:var(--text-small)}.has-recent .score-viewport{height:490px}}

/* UI type scale stays readable at every viewport size. */
body{font-size:var(--text-body);line-height:1.5}
.topbar .brand{font-size:20px;letter-spacing:-.5px}
.topbar .primary{font-size:var(--text-control);min-height:44px}
.recent-label{font-size:14px;color:#5e7057}
.recent-scores .session-file{min-height:42px;max-width:320px;color:#5e7057}
.recent-scores .session-file span:last-child{font-size:var(--text-control)}
.score-identity h2,.panel-title h2{font-size:var(--text-heading)}
.score-identity p{font-size:var(--text-small);color:#66725f}
.score-identity{flex:1;overflow:hidden}
.score-identity h2,.score-identity p{max-width:100%}
.view-tools select{font-size:var(--text-control);min-height:40px;padding:7px}
.format-badge,.score-footnote{font-size:var(--text-small);color:#66765d}
.setting-label,.toggle-row b{font-size:var(--text-control)}
.setting-action,.text-button{font-size:var(--text-small);min-height:32px;color:#506843}
#speed-reset{font-size:22px;min-width:32px}
.stepper{grid-template-columns:44px minmax(0,1fr) 44px;gap:8px}
.stepper button{height:44px;font-size:24px}
.stepper output{font-size:var(--text-value)}
.toggle-row{min-height:32px;margin-bottom:16px}
.switch{width:36px;height:22px}
.switch:after{width:16px;height:16px}
.toggle-row[aria-pressed=true] .switch:after{left:17px}
.track-name{font-size:var(--text-control);padding:10px 6px}
.track-state{font-size:var(--text-small);width:32px;height:36px;flex-shrink:0}
.muted{color:#65765b}
.transport{min-height:116px}
.transport-info strong{font-size:var(--text-control)}
.transport-info small,.seek-row{font-size:var(--text-small);color:#607352}
.keyboard-hint{font-size:var(--text-small);color:#617455}
.play-button{width:44px;height:44px;font-size:17px}
.icon-button{width:40px;height:40px}
.volume-control{font-size:var(--text-control);color:#607352}
.volume-control output{font-size:var(--text-small);width:38px;flex-shrink:0}
.empty-state h3{font-size:20px}
.empty-state p,.demo-button,.notice{font-size:var(--text-control)}
.empty-state p,.supported{color:#65735c}
.supported{font-size:var(--text-small);letter-spacing:0}
main{padding-bottom:156px}
@media(min-width:901px){.studio{grid-template-columns:minmax(0,1fr) 280px}}
@media(max-width:600px){
  .topbar{gap:10px;min-height:68px;height:auto;padding-top:10px;padding-bottom:10px;flex-wrap:wrap}
  .topbar .brand{font-size:18px}
  .topbar .primary{padding:8px 11px}
  .recent-scores{gap:10px}
  .recent-scores .session-file{max-width:230px}
  .score-toolbar{flex-wrap:wrap}
  .score-identity{min-width:140px}
  .practice-panel{grid-template-columns:minmax(0,1fr)}
  .transport{min-height:142px}
  main{padding-bottom:180px}
}

/* Keep the score and practice controls in their own scrolling areas. */
html,body{overflow:hidden;height:100%}
.workspace{position:fixed;inset:0;height:100dvh;display:flex;flex-direction:column}
.topbar,.recent-scores{flex-shrink:0}
main{width:100%;flex:1;min-height:0;padding:20px 30px;display:flex;flex-direction:column}
.studio{flex:1;min-height:0;grid-template-columns:minmax(0,1fr) 320px;align-items:stretch}
.score-panel{display:flex;flex-direction:column;min-height:0}
.score-toolbar,.score-footnote,.score-view-settings{flex-shrink:0}
.score-viewport,.has-recent .score-viewport{height:auto;min-height:0;flex:1}
.practice-panel{min-height:0;overflow:auto;scrollbar-width:thin;padding:20px}
.transport{position:relative;left:auto;right:auto;bottom:auto;flex-shrink:0;padding:12px 30px;grid-template-columns:minmax(0,1fr) minmax(260px,1.3fr) minmax(0,1fr)}
.score-view-settings{display:flex;justify-content:space-between;align-items:center;gap:14px;flex-wrap:wrap;padding:10px 18px;border-bottom:1px solid var(--line);background:#fafbf7;font-size:14px}
.score-view-settings label,.bar-layout{display:flex;align-items:center;gap:8px}
.notation-setting{display:flex;align-items:center;gap:10px;font-size:16px}
.notation-buttons{display:flex;gap:3px;padding:3px;background:#edf1e8;border:1px solid #d7dfd0;border-radius:9px}
.notation-buttons button{display:flex;align-items:center;justify-content:center;width:44px;height:44px;padding:8px;border-radius:6px;background:transparent;color:#52634d;border:1px solid transparent}
.notation-buttons button:hover:not(:disabled){background:#dde8d3}
.notation-buttons button[aria-pressed=true]{background:#365a49;color:#fff;border-color:#365a49;box-shadow:0 1px 3px #233e351f}
.notation-buttons button[aria-pressed=true]:hover:not(:disabled){background:#294638}
.notation-buttons button:focus-visible{outline:3px solid #85a970;outline-offset:2px}
.notation-buttons button:disabled{opacity:.45;cursor:default}
.notation-buttons svg{width:28px;height:28px;fill:none;stroke:currentColor;stroke-width:1.5;stroke-linecap:round;stroke-linejoin:round}
.notation-buttons .staff-lines{stroke-width:1;opacity:.5}
.notation-buttons text{fill:currentColor;stroke:#edf1e8;stroke-width:3px;paint-order:stroke;font:700 12px Arial,sans-serif}
.notation-buttons button[aria-pressed=true] text{stroke:#365a49}
.bar-layout{flex-wrap:wrap}
.bar-layout .stepper{grid-template-columns:32px 66px 32px;gap:4px}
.bar-layout .stepper button{height:34px;font-size:20px}
.bar-layout .stepper output{font-size:16px}
.secondary{background:white;border:1px solid #d6dfce;padding:8px 10px;min-height:40px;font-size:14px}
.secondary[aria-pressed=true]{background:#e4efd9;border-color:#7e9c6b}
.range-inputs{display:grid;grid-template-columns:minmax(0,1fr) 14px minmax(0,1fr);align-items:end;gap:8px;font-size:13px}
.range-inputs>span{align-self:center;margin-top:22px;text-align:center}
.range-inputs label{display:flex;flex-direction:column;gap:5px}
input[type=number]{width:100%;min-width:0;border:1px solid #d6dfce;border-radius:7px;padding:8px;background:white;color:var(--ink);font-size:16px}
.range-actions{display:flex;gap:8px;margin-top:10px}
.range-actions button{flex:1}
.range-actions{margin-bottom:12px}
.score-footnote{justify-content:space-between;align-items:center;padding:8px 18px}
.practice-caption{font-size:13px;line-height:1.6;color:#596e4d;margin:10px 0 14px}
.bpm-value{display:flex;flex-direction:column;align-items:center;min-width:0}
.bpm-value input{font-size:22px;font-weight:600;text-align:center;padding:3px 0;border:0;background:transparent;appearance:textfield}
.bpm-value input::-webkit-inner-spin-button{appearance:none}
.bpm-value span{font-size:13px;color:#596e4d}
.trainer-settings{padding:10px;background:#eef3e6;border-radius:8px;font-size:13px}
.trainer-settings label{display:grid;grid-template-columns:1fr 64px 48px;gap:6px;align-items:center;margin:6px 0}
.trainer-settings input{font-size:15px;padding:5px}
.inline-setting{display:flex;align-items:center;justify-content:space-between;font-size:15px;margin:10px 0 18px}
.track{display:grid;grid-template-columns:minmax(0,1fr) auto auto;gap:5px}
.track-state{width:auto;padding:5px 8px;font-size:13px}
.setting-section{padding-bottom:16px;margin-bottom:16px}
.setting-section .toggle-row:last-child{margin-bottom:0}
.track-section{padding-bottom:0}
@media(max-width:1150px){main{padding:16px 20px}.studio{grid-template-columns:minmax(0,1fr) 300px}.transport{padding-left:20px;padding-right:20px}}
@media(max-width:900px){
  main{display:block;overflow:auto}
  .studio{grid-template-columns:minmax(0,1fr);height:auto}
  .score-panel{height:620px}
  .practice-panel{display:block;overflow:visible}
  .transport{grid-template-columns:minmax(0,1fr) minmax(0,1.5fr)}
}
@media(max-width:600px){
  main{padding:12px 15px}
  .score-panel{height:580px}
  .score-view-settings{padding:10px 12px}
  .bar-layout{gap:6px}
  .transport{grid-template-columns:minmax(0,1fr);padding:10px 20px;gap:5px}
  .score-identity{min-width:120px}
}

/* File navigation stays together; timing controls stay beside playback. */
.topbar-actions{display:flex;justify-content:flex-end;align-items:center;gap:14px;flex:1;min-width:0}
.topbar .brand,.topbar .primary{flex-shrink:0}
.topbar .recent-scores{flex:0 1 560px;min-width:0;max-width:560px;min-height:0;padding:0;border:0;background:transparent;gap:10px;justify-content:flex-end}
.topbar .recent-scores .session-file{max-width:280px}
.transport{grid-template-columns:minmax(130px,.7fr) minmax(240px,1fr) minmax(240px,1.2fr) minmax(160px,.7fr);gap:20px}
.tempo-controls{min-width:0}
.tempo-row{display:flex;align-items:center;gap:6px}
.tempo-row .stepper{flex:1;grid-template-columns:40px minmax(70px,1fr) 40px;gap:4px}
.tempo-row .stepper button{height:40px}
.tempo-row .bpm-value{flex-direction:row;justify-content:center;gap:4px}
.tempo-row .bpm-value input{width:64px}
.tempo-controls .practice-caption{text-align:center;margin:6px 0 0;white-space:nowrap}
.transport-options{display:flex;flex-direction:column;gap:12px;min-width:0}
.transport-options .toggle-row{margin:0;min-height:32px}
.transport-options .volume-control{justify-content:space-between}
@media(max-width:1100px){
  .transport{grid-template-columns:minmax(0,1fr) minmax(0,1fr);grid-template-areas:"tempo play" "info options";gap:12px 24px}
  .tempo-controls{grid-area:tempo;max-width:320px;width:100%}
  .transport-center{grid-area:play}
  .transport-info{grid-area:info}
  .transport-options{grid-area:options;align-items:flex-end}
  .transport-options .toggle-row{width:180px}
  .transport-options .volume-control{display:none}
  .album-symbol{display:none}
  .transport-info strong{max-width:100%}
  .transport-info small{margin-top:3px}
}
@media(max-width:600px){
  .topbar{display:grid;grid-template-columns:auto auto;gap:10px;justify-content:space-between}
  .topbar-actions{display:contents}
  .topbar .primary{grid-column:2;grid-row:1}
  .topbar .recent-scores{grid-column:1/-1;grid-row:2;max-width:none;width:100%;justify-content:flex-start}
  .transport{grid-template-areas:"info info" "play play" "tempo options";padding:10px 15px;gap:8px 12px}
  .transport-info>div{display:flex;align-items:center;gap:10px}
  .transport-info strong{max-width:150px}
  .transport-info small{display:block;margin:0}
  .transport-options{justify-content:center;align-items:stretch}
  .transport-options .toggle-row{width:100%;gap:6px;flex-wrap:wrap}
  .tempo-row{gap:3px}
  .tempo-row .stepper{grid-template-columns:32px minmax(60px,1fr) 32px;gap:2px}
  .tempo-row .stepper button{height:38px;font-size:20px}
  .tempo-row .bpm-value{gap:0}
  .tempo-row .bpm-value input{width:42px;font-size:20px}
  .tempo-row #speed-reset{min-width:26px;padding:3px}
}

.topbar .recent-scores{position:relative;flex:0 0 auto;width:auto;max-width:none;display:block}
.recent-toggle{display:flex;align-items:center;gap:8px;min-height:44px;padding:9px 14px;border:1px solid #d6dfce;background:white;font-size:15px;white-space:nowrap}
.recent-toggle>span:first-child{font-size:13px;padding:1px 5px;border-radius:4px;background:#e9efdf}
.recent-toggle[aria-expanded=true]{background:#e8efde;border-color:#9ab18b}
.recent-menu{position:absolute;top:calc(100% + 8px);right:0;width:320px;max-width:calc(100vw - 30px);padding:8px;background:#fff;border:1px solid #d6dfce;border-radius:10px;box-shadow:0 10px 30px #283b3226;z-index:30}
.topbar .recent-menu .session-files{display:flex;flex-direction:column;align-items:stretch;margin:0;max-height:340px;overflow:auto;gap:4px}
.topbar .recent-menu .session-file{width:100%;max-width:none;min-height:44px;border:0;background:transparent;margin:0}
.topbar .recent-menu .session-file.active{background:#e8efde}
.transport{grid-template-columns:minmax(240px,1fr) minmax(300px,1.5fr) minmax(180px,.8fr)}
.tempo-controls{max-width:320px;width:100%}
.transport-options{max-width:220px;width:100%;justify-self:end}
.transport-status{text-align:center;font-size:13px;line-height:1.5;color:#607352;margin-top:4px}
@media(max-width:1100px){
  .transport{grid-template-columns:minmax(0,1fr) minmax(0,1fr);grid-template-areas:"tempo play" "options play";gap:8px 24px}
  .transport-options{justify-self:start;align-items:flex-start}
}
@media(max-width:600px){
  .topbar{grid-template-columns:minmax(0,1fr);gap:10px}
  .topbar .brand{grid-column:1;grid-row:1}
  .topbar-actions{display:flex;justify-content:flex-end;flex-wrap:wrap;gap:8px;grid-column:1;grid-row:2}
  .topbar .recent-scores{width:auto}
  .topbar .primary{grid-column:auto;grid-row:auto}
  .recent-toggle{padding:9px 11px}
  .recent-menu{position:fixed;top:128px;left:15px;right:15px;width:auto}
  .transport{grid-template-areas:"play play" "tempo options";gap:8px 12px}
  .transport-options{justify-self:end;align-items:stretch}
}
@media(max-width:360px){
  .transport{grid-template-areas:"play play" "tempo tempo" "options options"}
  .tempo-controls{justify-self:center}
  .transport-options{justify-self:center;max-width:180px}
}