:root{color:#4c4f69;font-synthesis:none;text-rendering:optimizelegibility;background:#eff1f5;font-family:Avenir Next,Avenir,SF Pro Text,Segoe UI,ui-sans-serif,system-ui,sans-serif}.app-shell[data-theme=light],.landing-page-shell[data-theme=light]{--lightningcss-light:initial;--lightningcss-dark: ;color-scheme:light;--rosewater:#dc8a78;--flamingo:#dd7878;--pink:#ea76cb;--mauve:#8839ef;--red:#d20f39;--maroon:#e64553;--peach:#fe640b;--yellow:#df8e1d;--green:#40a02b;--teal:#179299;--sky:#04a5e5;--sapphire:#209fb5;--blue:#1e66f5;--lavender:#7287fd;--base:#eff1f5;--mantle:#e6e9ef;--crust:#dce0e8;--surface-0:#ccd0da;--surface-1:#bcc0cc;--surface-2:#acb0be;--overlay-0:#9ca0b0;--overlay-1:#8c8fa1;--text:#4c4f69;--subtext:#5c5f77;--muted:#6c6f85;--accent:#dc8a78;--accent-strong:#8839ef;--accent-secondary:#40a02b;--accent-tertiary:#1e66f5;--accent-soft:#dc8a7829;--playhead:#fe640b;--danger:#d20f39;--warning:#df8e1d;--panel:#eff1f5;--panel-strong:#fff;--panel-soft:#e6e9ef;--line:#ccd0da;--line-strong:#bcc0cc;--button-text:#eff1f5;--shadow:#4c4f6924;--topbar-bg:#dce0e8;--topbar-text:#4c4f69;--topbar-muted:#6c6f85}.app-shell[data-theme=dark],.landing-page-shell[data-theme=dark]{--lightningcss-light: ;--lightningcss-dark:initial;color-scheme:dark;--rosewater:#f4dbd6;--flamingo:#f0c6c6;--pink:#f5bde6;--mauve:#c6a0f6;--red:#ed8796;--maroon:#ee99a0;--peach:#f5a97f;--yellow:#eed49f;--green:#a6da95;--teal:#8bd5ca;--sky:#91d7e3;--sapphire:#7dc4e4;--blue:#8aadf4;--lavender:#b7bdf8;--base:#24273a;--mantle:#1e2030;--crust:#181926;--surface-0:#363a4f;--surface-1:#494d64;--surface-2:#5b6078;--overlay-0:#6e738d;--overlay-1:#8087a2;--text:#cad3f5;--subtext:#b8c0e0;--muted:#a5adcb;--accent:#f4dbd6;--accent-strong:#c6a0f6;--accent-secondary:#a6da95;--accent-tertiary:#8aadf4;--accent-soft:#f4dbd626;--playhead:#f5a97f;--danger:#ed8796;--warning:#eed49f;--panel:#24273a;--panel-strong:#303446;--panel-soft:#1e2030;--line:#363a4f;--line-strong:#494d64;--button-text:#181926;--shadow:#00000047;--topbar-bg:#181926;--topbar-text:#cad3f5;--topbar-muted:#b8c0e0}*{box-sizing:border-box}html,body,#root{min-height:100%;margin:0}body{background:#eff1f5}button,select,input,textarea{font:inherit}input{border:1px solid color-mix(in srgb, var(--line-strong,#bcc0cc) 82%, transparent);background:color-mix(in srgb, var(--panel-strong,#fff) 76%, var(--panel,#eff1f5));min-height:38px;color:var(--text,#4c4f69);border-radius:14px;padding:8px 11px}.app-shell,.landing-page-shell{isolation:isolate;background:var(--base);min-height:100vh;color:var(--text);position:relative}.app-shell{grid-template-rows:auto auto minmax(0,1fr) auto auto;display:grid}.topbar{background:var(--topbar-bg);color:var(--topbar-text);border-bottom:1px solid color-mix(in srgb, var(--line-strong) 60%, transparent);justify-content:space-between;align-items:center;gap:18px;padding:22px 24px 18px;display:flex}.topbar h1{letter-spacing:0;margin:0;font-size:34px;font-weight:700;line-height:1.1}.topbar p{max-width:42rem;color:var(--topbar-muted);margin:8px 0 0;font-size:14px;line-height:1.45}.brand-block{min-width:0}.topbar-actions{flex-wrap:wrap;justify-content:flex-end;align-items:center;gap:12px;margin-left:auto;display:flex}.theme-control{border:1px solid color-mix(in srgb, var(--line-strong) 82%, transparent);background:color-mix(in srgb, var(--panel-strong) 92%, transparent);border-radius:999px;align-items:center;gap:2px;padding:4px;display:inline-flex}.topbar-actions .theme-control{flex:none}.theme-control button{min-width:0;min-height:30px;color:var(--muted);cursor:pointer;background:0 0;border:0;border-radius:999px;justify-content:center;align-items:center;gap:5px;padding:6px 10px;font-size:12px;font-weight:600;transition:background .12s,color .12s,transform .12s;display:inline-flex}.theme-control button:hover{color:var(--accent-strong);transform:translateY(-1px)}.theme-control button.active{background:var(--accent);color:var(--button-text)}.route-control{border:1px solid color-mix(in srgb, var(--line-strong) 78%, transparent);background:color-mix(in srgb, var(--panel-strong) 88%, transparent);border-radius:999px;align-items:center;gap:4px;padding:4px;display:inline-flex}.route-control button,.landing-actions button,.landing-actions a,.access-copy button{border:1px solid color-mix(in srgb, var(--line-strong) 74%, transparent);background:color-mix(in srgb, var(--panel-strong) 78%, var(--panel));min-height:34px;color:var(--text);cursor:pointer;border-radius:999px;justify-content:center;align-items:center;padding:7px 12px;font-weight:600;text-decoration:none;display:inline-flex}.route-control button.active,.landing-actions .primary-link,.landing-nav .primary-link,.studio-entry-note .primary-link{background:var(--accent);color:var(--button-text)}.landing-page-shell{background:var(--base);overflow:hidden}.landing-header{justify-content:space-between;align-items:center;gap:16px;padding:18px 28px 0;display:flex}.landing-header-actions{flex-wrap:wrap;justify-content:flex-end;align-items:center;gap:12px;display:flex}.landing-menu-button{display:none}.landing-brand,.subtle-link{color:var(--text);font-weight:600;text-decoration:none}.landing-brand{letter-spacing:0;gap:2px;font-size:20px;display:grid}.landing-brand span span{color:var(--mauve)}.landing-brand small{color:var(--muted);letter-spacing:0;font-size:11px;font-weight:500}.subtle-link{border:1px solid color-mix(in srgb, var(--line-strong) 70%, transparent);background:color-mix(in srgb, var(--panel-strong) 72%, transparent);min-height:34px;color:var(--muted);border-radius:999px;align-items:center;padding:6px 11px;font-size:12px;display:inline-flex}.landing-nav{align-items:center;gap:24px;display:flex}.landing-nav a{color:var(--text);font-size:13px;font-weight:500;text-decoration:none}.landing-nav a:hover{color:var(--accent-strong)}.landing-cta{border:1px solid color-mix(in srgb, var(--accent) 70%, var(--line-strong));background:var(--accent);min-height:36px;color:var(--button-text);border-radius:999px;justify-content:center;align-items:center;padding:7px 14px;font-size:13px;font-weight:600;text-decoration:none;display:inline-flex}.landing-shell,.auth-shell,.access-panel{grid-template-columns:minmax(0,1fr) minmax(320px,420px);align-items:start;gap:22px;padding:28px;display:grid}.landing-shell{grid-template-columns:minmax(0,.92fr) minmax(520px,1.08fr);align-items:center;min-height:calc(100vh - 90px);padding-top:44px;padding-bottom:64px}.landing-hero,.beta-card,.auth-card,.access-copy,.studio-entry-note{border:1px solid color-mix(in srgb, var(--line) 70%, transparent);background:var(--panel);border-radius:26px}.landing-page-shell .landing-hero{background:0 0;border:0;border-radius:0;min-height:0;padding:0}.landing-hero,.access-copy{min-height:360px;padding:clamp(24px,5vw,56px)}.landing-hero h1,.auth-card h2,.access-copy h2{letter-spacing:0;max-width:820px;margin:0;font-size:clamp(34px,5vw,60px);font-weight:700;line-height:.96}.auth-card h2,.access-copy h2{font-size:clamp(28px,3vw,42px)}.landing-hero p,.auth-card p,.access-copy p{max-width:680px;color:var(--muted);font-size:16px;font-weight:400;line-height:1.55}.product-preview{border:1px solid color-mix(in srgb, var(--line-strong) 70%, transparent);background:var(--panel);border-radius:18px;overflow:hidden}.preview-titlebar,.preview-status,.preview-transport{justify-content:space-between;align-items:center;gap:10px;display:flex}.preview-titlebar{border-bottom:1px solid color-mix(in srgb, var(--line) 70%, transparent);min-height:48px;color:var(--text);padding:0 16px;font-size:13px;font-weight:500}.preview-titlebar span:last-child,.preview-status,.preview-transport{color:var(--muted);font-size:12px;font-weight:600}.preview-grid{grid-template-columns:minmax(220px,.86fr) minmax(260px,1fr);display:grid}.preview-grid pre{border-right:1px solid color-mix(in srgb, var(--line) 70%, transparent);background:color-mix(in srgb, var(--mantle) 68%, transparent);min-height:330px;color:var(--text);white-space:pre-wrap;margin:0;padding:20px;font:400 13px/1.72 SF Mono,Cascadia Code,ui-monospace,monospace;overflow:auto}.preview-curve{grid-template-rows:auto minmax(0,1fr);min-height:330px;padding:16px;display:grid}.preview-transport{border:1px solid color-mix(in srgb, var(--line) 72%, transparent);background:color-mix(in srgb, var(--panel-strong) 70%, transparent);border-radius:12px;padding:9px 10px}.play-dot{color:var(--green)}.preview-curve svg{width:100%;min-height:250px;color:var(--mauve)}.preview-curve circle{fill:var(--peach)}.curve-grid{fill:none;stroke:color-mix(in srgb, var(--line-strong) 66%, transparent);stroke-width:1px}.curve-line{fill:none;stroke:currentColor;stroke-linecap:round;stroke-width:5px}.preview-status{border-top:1px solid color-mix(in srgb, var(--line) 70%, transparent);padding:12px 16px}.landing-actions{flex-wrap:wrap;gap:10px;margin:24px 0 12px;display:flex}.landing-actions a{text-align:center;white-space:nowrap;min-width:150px;line-height:1.15}.beta-disclaimer{border:1px solid color-mix(in srgb, var(--warning) 42%, transparent);background:color-mix(in srgb, var(--warning) 10%, transparent);border-radius:16px;padding:12px 14px}.beta-card,.auth-card,.studio-entry-note{gap:12px;padding:20px;display:grid}.beta-card.compact{align-self:start}.landing-band{gap:24px;padding:68px 28px;display:grid}.landing-band>*{width:min(1120px,100%);margin-inline:auto}.section-heading.centered{text-align:center;justify-items:center;display:grid}.section-heading.centered h2,.auth-intro h1,.studio-paths-copy h2,.beta-band h2{color:var(--text);letter-spacing:0;margin:0;font-size:clamp(30px,4vw,48px);font-weight:700;line-height:1}.workflow-panel{border:1px solid color-mix(in srgb, var(--line) 76%, transparent);background:var(--panel);border-radius:16px;grid-template-columns:repeat(3,minmax(0,1fr));gap:0;display:grid;overflow:hidden}.feature-item{border:1px solid color-mix(in srgb, var(--line) 76%, transparent);background:var(--panel);border:0;border-right:1px solid color-mix(in srgb, var(--line) 76%, transparent);border-radius:0;align-content:start;gap:12px;min-height:220px;padding:22px;display:grid}.feature-item:last-child{border-right:0}.feature-item-header{justify-content:space-between;align-items:center;gap:12px;display:flex}.feature-item-header span{color:var(--overlay-1);font-size:13px;font-weight:500}.feature-item svg,.module-item svg{color:var(--mauve)}.feature-item h3,.module-item h3{color:var(--text);margin:0;font-size:18px;line-height:1.2}.feature-item p,.module-item p,.studio-paths-copy p,.beta-band p,.auth-intro p{color:var(--muted);margin:0;font-size:15px;font-weight:400;line-height:1.55}.studio-paths{grid-template-columns:minmax(280px,.75fr) minmax(420px,1.25fr);align-items:start;gap:32px}.studio-paths-copy{gap:14px;display:grid}.module-list{border:1px solid color-mix(in srgb, var(--line) 76%, transparent);background:var(--panel);border-radius:16px;gap:0;display:grid;overflow:hidden}.module-item{border-bottom:1px solid color-mix(in srgb, var(--line) 76%, transparent);grid-template-columns:34px minmax(0,1fr);align-items:start;gap:14px;padding:18px;display:grid}.module-item:last-child{border-bottom:0}.module-item div{gap:6px;display:grid}.beta-band{grid-template-columns:minmax(0,.8fr) minmax(320px,460px);align-items:start}.content-page{gap:32px;width:min(1120px,100% - 56px);margin:0 auto;padding:72px 0;display:grid}.markdown-page{width:min(860px,100% - 56px)}.markdown-page article{color:var(--subtext);font-size:16px;line-height:1.7}.markdown-page h1,.markdown-page h2{color:var(--text);line-height:1.15}.markdown-page h1{margin:0 0 22px;font-size:clamp(34px,5vw,54px)}.markdown-page h2{margin:38px 0 12px;font-size:24px}.markdown-page p,.markdown-page li{margin:0 0 14px}.markdown-page ul,.markdown-page ol{margin:0 0 18px;padding-left:24px}.markdown-page pre{border:1px solid color-mix(in srgb, var(--line-strong) 78%, transparent);background:color-mix(in srgb, var(--panel-strong) 72%, var(--panel));color:var(--text);border-radius:14px;margin:18px 0 24px;padding:16px;font:400 14px/1.65 SF Mono,Cascadia Code,ui-monospace,monospace;overflow-x:auto}.public-footer{border-top:1px solid color-mix(in srgb, var(--line-strong) 58%, transparent);grid-template-columns:minmax(180px,1fr) auto minmax(260px,.8fr);align-items:center;gap:18px;padding:28px;display:grid}.public-footer nav{gap:12px;display:flex}.public-footer a{color:var(--subtext);font-weight:600;text-decoration:none}.footer-signup{gap:7px;display:grid}.footer-signup label{color:var(--muted);font-size:12px;font-weight:600}.footer-signup div{grid-template-columns:minmax(0,1fr) auto;gap:8px;display:grid}.footer-signup .primary-link{border:1px solid color-mix(in srgb, var(--line-strong) 74%, transparent);background:var(--accent);color:var(--button-text);border-radius:999px;justify-content:center;align-items:center;padding:8px 12px;font-size:13px;display:inline-flex}.auth-intro{grid-column:1/-1;gap:10px;max-width:680px;display:grid}.auth-shell{grid-template-columns:minmax(300px,440px) minmax(300px,420px);justify-content:center;align-items:start;width:min(1120px,100% - 56px);margin:0 auto;padding:52px 0 72px}.auth-shell .product-preview{grid-column:1/-1}.local-studio-note{color:var(--muted);margin:0;font-size:13px;line-height:1.45}.auth-mode-toggle{border:1px solid color-mix(in srgb, var(--line-strong) 74%, transparent);background:var(--panel-strong);border-radius:999px;width:fit-content;padding:4px;display:inline-flex}.auth-mode-toggle button{min-height:34px;color:var(--muted);background:0 0;border:0;border-radius:999px;padding:7px 13px;font-size:13px;font-weight:600}.auth-mode-toggle button.active{background:var(--accent);color:var(--button-text)}.local-studio-note a{color:var(--accent-strong);font-weight:600}.access-panel.single{grid-template-columns:minmax(300px,720px);justify-content:center}.studio-entry-note{align-self:start}.studio-entry-note ul{color:var(--muted);gap:6px;margin:4px 0 0;padding-left:18px;font-size:13px;font-weight:500;line-height:1.45;display:grid}.studio-entry-note h2{letter-spacing:0;margin:0;font-size:clamp(24px,3vw,36px);font-weight:700;line-height:1.04}.studio-entry-note p{color:var(--muted);margin:0;font-size:14px;font-weight:400;line-height:1.5}.studio-entry-note a,.inline-text-button{color:var(--accent-strong);font-weight:600}.studio-entry-note a{border:1px solid color-mix(in srgb, var(--line-strong) 74%, transparent);border-radius:999px;justify-self:start;align-items:center;min-height:36px;padding:7px 13px;text-decoration:none;display:inline-flex}.inline-text-button{cursor:pointer;text-align:left;background:0 0;border:0;justify-self:start;min-height:0;padding:0}.eyebrow{color:var(--accent-strong);letter-spacing:.04em;text-transform:uppercase;margin:0 0 8px;font-size:12px;font-weight:500}.preset-panel{border-bottom:1px solid color-mix(in srgb, var(--line) 70%, transparent);background:var(--panel);grid-template-columns:auto minmax(0,1fr);align-items:center;gap:12px 14px;width:fit-content;max-width:100%;padding:14px 24px;display:grid}.preset-panel label{color:var(--muted);min-width:66px;font-size:13px;font-weight:600}.preset-panel select{border:1px solid color-mix(in srgb, var(--line-strong) 82%, transparent);background:color-mix(in srgb, var(--panel-strong) 70%, var(--panel));width:min(360px,100%);color:var(--text);cursor:pointer;border-radius:14px;min-height:38px;padding:7px 11px}.song-settings{padding:18px 18px 0}.song-settings-header{align-items:center;margin-bottom:10px}.notation-help{margin:0}.notation-help-toggle{border:1px solid color-mix(in srgb, var(--line-strong) 70%, transparent);background:color-mix(in srgb, var(--panel-strong) 90%, transparent);border-radius:20px;overflow:clip}.notation-help-toggle>summary{cursor:pointer;-webkit-user-select:none;user-select:none;justify-content:space-between;align-items:center;gap:12px;padding:16px 18px;list-style:none;display:flex}.notation-help-toggle>summary::-webkit-details-marker{display:none}.notation-help-summary-label{color:var(--text);letter-spacing:0;font-size:15px;font-weight:600}.notation-help-summary-hint{color:var(--muted);font-size:12px;font-weight:500}.notation-help-toggle>summary:after{content:"▾";color:var(--muted);font-size:14px;font-weight:600;transition:transform .12s}.notation-help-toggle[open]>summary:after{transform:rotate(180deg)}.notation-help-content{padding:0 18px 18px}.notation-help-content h2{margin-top:6px}.workspace{background:0 0;grid-template-columns:minmax(0,1fr);grid-template-areas:"editor""playback";gap:18px;min-height:0;padding:18px 18px 0;display:grid}.editor-pane{grid-area:editor}.playback-pane{grid-area:playback}.pane{border:1px solid color-mix(in srgb, var(--line) 70%, transparent);background:var(--panel);border-radius:24px;min-width:0;min-height:0;padding:18px 18px 20px;overflow:hidden}.editor-pane{grid-template-rows:auto auto;gap:14px;display:grid}.editor-filebar{padding:0}.section-heading{justify-content:space-between;align-items:flex-start;gap:12px;display:flex}.section-heading h3{color:var(--text);letter-spacing:0;margin:0;font-size:15px;font-weight:600}.section-heading p{color:var(--muted);margin:3px 0 0;font-size:12px;font-weight:500;line-height:1.35}.document-toolbar{flex-wrap:wrap;justify-content:flex-end;align-items:center;gap:12px;display:flex}.document-field{gap:5px;display:grid}.document-field span,.studio-save-state{color:var(--muted);font-size:12px;font-weight:600}.document-field select{border:1px solid color-mix(in srgb, var(--line-strong) 82%, transparent);background:color-mix(in srgb, var(--panel-strong) 76%, var(--panel));width:100%;min-height:36px;color:var(--text);border-radius:14px;padding:8px 11px;font-weight:400}.document-field select:focus{outline:3px solid var(--accent-soft);outline-offset:2px}.studio-save-state{white-space:nowrap;margin:0}.document-actions,.document-secondary-actions,.studio-actions{flex-wrap:nowrap;justify-content:flex-start;gap:8px;display:flex}.document-actions button,.document-secondary-actions button,.studio-actions button{border:1px solid color-mix(in srgb, var(--line-strong) 74%, transparent);background:color-mix(in srgb, var(--panel-strong) 76%, var(--panel));color:var(--text);cursor:pointer;white-space:nowrap;border-radius:14px;min-height:36px;padding:7px 10px;font-size:12px;font-weight:600;transition:border-color .12s,transform .12s}.document-actions button:hover:not(:disabled),.document-secondary-actions button:hover:not(:disabled),.studio-actions button:hover:not(:disabled){border-color:var(--accent);transform:translateY(-1px)}.document-actions button:disabled,.document-secondary-actions button:disabled,.studio-actions button:disabled{cursor:not-allowed;color:var(--overlay-1);background:color-mix(in srgb, var(--surface-0) 70%, var(--panel))}.document-secondary-actions .danger-action,.studio-actions .danger-action{color:var(--danger)}.document-import-button,.icon-text-button{border:1px solid color-mix(in srgb, var(--line-strong) 72%, transparent);background:color-mix(in srgb, var(--panel-strong) 74%, var(--panel));color:var(--text);cursor:pointer;border-radius:14px;justify-content:center;align-items:center;gap:8px;font-size:12px;font-weight:600;text-decoration:none;display:inline-flex}.document-import-button{white-space:nowrap;min-height:36px;padding:7px 10px}.icon-text-button{min-height:32px;padding:6px 10px}.library-overlay{z-index:80;place-items:center;padding:28px;display:grid;position:fixed;inset:0}.library-popover{z-index:1;border:1px solid color-mix(in srgb, var(--line-strong) 68%, transparent);background:var(--panel);border-radius:20px;gap:0;width:min(880px,100%);max-height:min(720px,100vh - 56px);display:grid;position:relative;overflow:hidden}.library-backdrop{background:color-mix(in srgb, var(--crust) 52%, transparent);cursor:default;border:0;position:absolute;inset:0}.library-header{border-bottom:1px solid color-mix(in srgb, var(--line) 76%, transparent);justify-content:space-between;align-items:start;gap:16px;padding:16px;display:flex}.library-header h3{color:var(--text);margin:0;font-size:24px;font-weight:650;line-height:1.2}.library-header p{color:var(--muted);margin:4px 0 0;font-size:13px;line-height:1.4}.library-header button{border:1px solid color-mix(in srgb, var(--line-strong) 68%, transparent);background:color-mix(in srgb, var(--panel-strong) 74%, var(--panel));width:34px;height:34px;color:var(--text);cursor:pointer;border-radius:12px;place-items:center;display:inline-grid}.library-content{grid-template-columns:1fr 1fr;gap:0;min-height:0;display:grid;overflow:hidden}.library-section{align-content:start;gap:10px;padding:16px;display:grid}.library-section+.library-section{border-left:1px solid color-mix(in srgb, var(--line) 76%, transparent)}.library-section-heading{justify-content:space-between;align-items:center;gap:12px;display:flex}.library-section-heading h4{color:var(--text);margin:0;font-size:14px;font-weight:600}.library-section-heading span{color:var(--muted);font-size:12px}.library-list{gap:6px;max-height:min(430px,100vh - 270px);display:grid;overflow:auto}.library-list button,.library-user-song{background:color-mix(in srgb, var(--panel-strong) 54%, var(--panel));width:100%;color:var(--text);cursor:pointer;text-align:left;border:1px solid #0000;border-radius:12px;gap:2px;padding:9px 10px;display:grid}.library-list button.active,.library-list button:hover,.library-user-song.active,.library-user-song:hover{border-color:var(--accent);background:color-mix(in srgb, var(--accent-soft) 38%, var(--panel))}.library-user-song{grid-template-columns:minmax(0,1fr) auto;align-items:center;padding:4px 4px 4px 10px}.library-song-open{background:0 0;border:0;border-radius:8px;min-width:0;padding:5px 4px}.library-list .library-song-open:hover,.library-list .library-song-open:focus-visible{background:0 0;border-color:#0000}.library-song-delete{width:34px;height:34px;color:var(--muted);text-align:center;background:0 0;border:0;border-radius:10px;place-items:center;padding:0;display:inline-grid}.library-song-delete:hover,.library-song-delete:focus-visible{background:color-mix(in srgb, var(--danger) 12%, transparent);color:var(--danger)}.library-list strong{font-size:13px;font-weight:600}.library-list span{color:var(--muted);font-size:12px}.library-footer{border-top:1px solid color-mix(in srgb, var(--line) 72%, transparent);justify-content:flex-start;padding:14px 16px;display:flex}.library-empty{border:1px dashed color-mix(in srgb, var(--line-strong) 66%, transparent);color:var(--muted);border-radius:12px;margin:0;padding:12px;font-size:13px;line-height:1.45}.request-notes{resize:vertical;height:96px;min-height:96px;font-family:inherit;font-size:14px;line-height:1.45}.visually-hidden{clip:rect(0, 0, 0, 0);white-space:nowrap;border:0;width:1px;height:1px;margin:-1px;padding:0;position:absolute;overflow:hidden}.studio-empty-state{color:var(--muted);margin:0;font-size:12px;font-weight:400;line-height:1.35}.pane-header{border-bottom:1px solid color-mix(in srgb, var(--line) 72%, transparent);flex-wrap:wrap;justify-content:space-between;align-items:flex-start;gap:14px;min-height:34px;margin-bottom:12px;padding-bottom:12px;display:flex}.pane-title-group{min-width:0}.editor-header-actions{flex-wrap:wrap;justify-content:flex-end;align-items:center;gap:8px;display:flex}.editor-header-actions .editor-filebar{display:contents}.pane-header h2{letter-spacing:0;margin:0;font-size:17px;font-weight:600}.pane-subtitle{color:var(--muted);margin:4px 0 0;font-size:13px;font-weight:400}.pane-header span{color:var(--muted);font-size:13px;font-weight:400}.pitch-curve-block{margin-top:12px;padding-top:2px}.render-block{margin-bottom:12px}textarea{resize:none;border:1px solid color-mix(in srgb, var(--line-strong) 84%, transparent);width:100%;height:100%;min-height:360px;color:var(--text);background:color-mix(in srgb, var(--panel-strong) 72%, var(--panel));border-radius:18px;outline:none;padding:18px;font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,Liberation Mono,monospace;font-size:15px;line-height:1.55}.source-textarea{height:auto;min-height:0;max-height:268.5px;overflow-y:auto}.song-starter{border:1px solid color-mix(in srgb, var(--line-strong) 68%, transparent);background:color-mix(in srgb, var(--panel-strong) 62%, var(--panel));border-radius:20px;gap:14px;padding:16px;display:grid}.song-starter-header{justify-content:space-between;align-items:start;gap:12px;display:flex}.song-starter-copy{color:var(--muted);margin:0;font-size:13px;font-weight:500;line-height:1.5}.song-starter-ghost{border:1px solid color-mix(in srgb, var(--line-strong) 78%, transparent);background:color-mix(in srgb, var(--panel-strong) 84%, transparent);color:var(--text);cursor:pointer;border-radius:999px;min-height:34px;padding:6px 12px;font-size:12px;font-weight:600}.song-starter-fields{grid-template-columns:auto minmax(0,1fr);align-items:center;gap:10px 12px;display:grid}.song-starter-fields label{color:var(--muted);font-size:12px;font-weight:600}.song-starter-fields select{border:1px solid color-mix(in srgb, var(--line-strong) 82%, transparent);background:color-mix(in srgb, var(--panel-strong) 76%, var(--panel));width:100%;min-height:38px;color:var(--text);cursor:pointer;border-radius:14px;padding:7px 11px}textarea:focus,select:focus-visible,input:focus-visible,button:focus-visible{outline:3px solid var(--accent-soft);outline-offset:2px}.playback-pane{overflow:auto}.message-list{border-radius:14px;margin-bottom:12px;padding:10px 12px;font-size:13px}.message-list p{margin:4px 0}.error-list{border:1px solid var(--danger);background:color-mix(in srgb, var(--danger) 14%, var(--panel));color:var(--danger)}.warning-list{border:1px solid var(--warning);background:color-mix(in srgb, var(--warning) 16%, var(--panel));color:var(--warning)}.pitch-curve-stack{display:block;position:relative}.note-lane{pointer-events:none;height:52px;position:absolute;left:0;right:0}.note-lane-token{border:1px solid color-mix(in srgb, var(--line-strong) 48%, transparent);background:color-mix(in srgb, var(--panel-strong) 56%, transparent);pointer-events:none;border-radius:14px;flex-direction:column;justify-content:center;gap:2px;min-width:34px;min-height:32px;padding:4px 7px 3px;display:inline-flex;position:absolute;top:10px;overflow:hidden}.note-lane-token strong{color:color-mix(in srgb, var(--text) 94%, transparent);letter-spacing:0;text-align:center;font-size:13px;font-weight:400}.note-lane-token small{color:color-mix(in srgb, var(--muted) 88%, transparent);letter-spacing:0;text-align:center;white-space:normal;font-size:10px;font-weight:500;line-height:1.05}.note-lane-token.rest strong{color:var(--warning)}.note-lane-bar{color:color-mix(in srgb, var(--overlay-1) 78%, var(--muted));pointer-events:none;place-items:center;font-size:13px;font-weight:400;display:inline-grid;position:absolute;top:10px;bottom:10px;transform:translate(-50%)}.note-lane--above{top:4px}.note-lane--below{top:auto;bottom:42px}.note-lane-toggle button{min-height:26px;padding-inline:8px;font-size:11px;font-weight:600}.note-lane-toggle button.active{font-weight:400}.curve-label text{paint-order:stroke fill;stroke:var(--panel);stroke-width:3px;stroke-linejoin:round}.curve-scroll{border:1px solid color-mix(in srgb, var(--line-strong) 76%, transparent);background:color-mix(in srgb, var(--panel-strong) 70%, var(--panel));border-radius:18px;width:100%;overflow:auto hidden}.pitch-curve{background:0 0;display:block}.pitch-curve .axis-line{stroke:var(--line-strong);stroke-width:1.5px}.unit-gridline line{stroke:var(--line);stroke-width:1px}.unit-gridline text{fill:var(--overlay-1);font-size:10px}.bar-gridline line{stroke:var(--overlay-0);stroke-dasharray:4 4;stroke-width:2px}.bar-gridline text{fill:var(--muted);font-size:13px;font-weight:500}.pitch-curve path{fill:none;stroke:var(--accent);stroke-width:3.2px;stroke-linecap:round;stroke-linejoin:round}.curve-marker{fill:var(--playhead)}.curve-label text,.axis-label{fill:var(--muted);font-size:12px}.playhead-line{stroke:var(--playhead);stroke-width:2.5px}.playhead circle{fill:var(--playhead)}.seek-layer{cursor:ew-resize;fill:#0000;touch-action:none}.empty-curve{border:1px dashed var(--line-strong);min-height:260px;color:var(--muted);border-radius:8px;place-items:center;display:grid}.transport{border:1px solid color-mix(in srgb, var(--line-strong) 68%, transparent);background:color-mix(in srgb, var(--panel-strong) 84%, transparent);border-radius:22px;flex-direction:column;align-items:stretch;gap:12px;margin:18px;padding:14px 16px 16px;display:flex;position:relative}.export-pane{gap:14px;margin:18px 18px 0;display:grid}.export-menu{grid-template-columns:minmax(220px,1fr) auto;align-items:end;gap:10px;display:grid}.export-pane button{border:1px solid color-mix(in srgb, var(--accent) 92%, #000);background:var(--accent);min-width:140px;min-height:40px;color:var(--button-text);cursor:pointer;border-radius:14px;justify-content:center;align-items:center;gap:8px;width:fit-content;font-weight:600;transition:background .12s,transform .12s,border-color .12s;display:inline-flex}.export-pane button:disabled{cursor:not-allowed;border-color:color-mix(in srgb, var(--line) 78%, transparent);background:var(--surface-0);color:var(--overlay-1)}.export-pane button:not(:disabled):hover{border-color:var(--accent-strong);background:var(--accent-strong);transform:translateY(-1px)}.reference-footer{padding:0 18px 18px}.reference-footer .notation-help{margin-top:12px}.studio-footer-nav{justify-content:center;margin-top:12px;display:flex}.studio-footer-nav a{color:var(--muted);font-size:13px;font-weight:600;text-decoration:none}.studio-footer-nav a:hover{color:var(--accent-strong)}.transport-main{flex-wrap:wrap;align-items:center;gap:10px;display:flex}@media (width>=1280px){.workspace{grid-template-columns:minmax(360px,.95fr) minmax(460px,1.05fr);grid-template-areas:"editor playback""editor playback"}}.transport-actions{flex-wrap:wrap;gap:10px;display:flex}.transport button{border:1px solid color-mix(in srgb, var(--accent) 92%, #000);background:var(--accent);min-width:92px;min-height:40px;color:var(--button-text);cursor:pointer;border-radius:14px;justify-content:center;align-items:center;gap:8px;font-weight:600;transition:background .12s,transform .12s,border-color .12s;display:inline-flex}.transport button:disabled{cursor:not-allowed;border-color:color-mix(in srgb, var(--line) 78%, transparent);background:var(--surface-0);color:var(--overlay-1)}.transport button:not(:disabled):hover{border-color:var(--accent-strong);background:var(--accent-strong);transform:translateY(-1px)}.transport-field{gap:4px;min-width:min(240px,100%);display:grid}.transport>.transport-field{width:min(440px,100%)}.transport-field span{color:var(--muted);font-size:12px;font-weight:600}.transport-field select{border:1px solid color-mix(in srgb, var(--line-strong) 82%, transparent);background:color-mix(in srgb, var(--panel-strong) 68%, var(--panel));width:100%;min-height:40px;color:var(--text);cursor:pointer;border-radius:14px;padding:7px 11px}.export-field{flex:290px;min-width:min(290px,100%)}@media (width<=860px){.app-shell{min-height:100svh}.topbar{flex-direction:column;align-items:flex-start;padding:16px 16px 10px}.topbar-actions{justify-content:flex-end;width:100%;margin-left:0}.topbar-actions .theme-control{justify-content:center;width:auto}.theme-control button{min-height:28px;padding:5px 8px;font-size:11px}.preset-panel{grid-template-columns:1fr;gap:8px;width:100%;padding:12px 16px}.song-settings{padding:14px 14px 0}.song-settings-header{flex-direction:column;align-items:flex-start;gap:8px}.song-starter{gap:12px}.song-starter-header{flex-direction:column;align-items:flex-start}.song-starter-ghost{width:fit-content}.song-starter-fields{grid-template-columns:1fr;gap:6px}.preset-panel select{width:100%}.landing-shell,.auth-shell,.access-panel{grid-template-columns:1fr;padding:14px}.landing-shell{padding-top:26px}.landing-header{flex-direction:column;align-items:flex-start;padding:14px 14px 0}.landing-header-actions{justify-content:flex-start;width:100%;position:relative}.landing-menu-button{border:1px solid color-mix(in srgb, var(--line-strong) 74%, transparent);background:color-mix(in srgb, var(--panel-strong) 78%, var(--panel));width:38px;height:38px;color:var(--text);cursor:pointer;border-radius:12px;place-items:center;display:inline-grid}.landing-nav{z-index:10;border:1px solid color-mix(in srgb, var(--line-strong) 74%, transparent);background:var(--panel);border-radius:14px;min-width:min(280px,100vw - 28px);padding:10px;display:none;position:absolute;top:calc(100% + 8px);left:0}.landing-nav.open{gap:4px;display:grid}.landing-nav a{min-height:36px;padding:8px 10px}.public-footer nav{flex-wrap:wrap}.preview-grid,.workflow-panel,.studio-paths,.public-footer,.beta-band{grid-template-columns:1fr}.workflow-panel{gap:0}.feature-item{border-right:0;border-bottom:1px solid color-mix(in srgb, var(--line) 76%, transparent);min-height:0}.feature-item:last-child{border-bottom:0}.preview-grid pre{border-right:0;border-bottom:1px solid color-mix(in srgb, var(--line) 70%, transparent);min-height:260px}.preview-curve{min-height:260px}.landing-band,.content-page{padding-block:44px}.content-page{width:min(100% - 28px,1120px)}.auth-shell{width:min(100% - 28px,1120px);padding-top:28px}.landing-hero,.access-copy{min-height:0;padding:24px}.notation-help-toggle>summary{padding:14px}.notation-help-content{padding:0 14px 14px}.workspace{grid-template-columns:1fr;grid-template-areas:"editor""playback";gap:14px;padding:14px 14px 0}.document-toolbar{flex-direction:column;align-items:stretch}.editor-header-actions .document-toolbar{flex-direction:row;align-items:center}.library-overlay{place-items:stretch stretch;padding:12px}.library-popover{align-self:center;max-height:calc(100vh - 24px)}.library-content{grid-template-columns:1fr;overflow:auto}.library-list{max-height:none}.library-section+.library-section{border-left:0;border-top:1px solid color-mix(in srgb, var(--line) 76%, transparent)}.section-heading{flex-direction:column;gap:6px}.document-actions,.document-secondary-actions,.studio-actions{flex-wrap:wrap;justify-content:flex-start}.pane{padding:14px}.editor-pane{border-right:0}textarea{min-height:280px}.transport{margin:14px;overflow:hidden}.export-pane{margin:14px 14px 0}.export-menu{grid-template-columns:1fr}.reference-footer{padding:0 14px 14px}.transport-main{flex-flow:column;align-items:stretch;width:100%;min-width:0;overflow:visible}.transport-actions,.transport-field,.export-field{flex:none}.transport-actions{grid-template-columns:repeat(3,minmax(0,1fr));justify-content:flex-start;width:100%;display:grid}.transport-actions button{width:100%;min-width:0}.transport-field{align-content:start;width:100%;min-width:0}.transport>.transport-field,.export-field{width:100%}}@media (width<=520px){.topbar h1{font-size:24px}.pane-header{flex-direction:column;align-items:flex-start;gap:4px}.note-lane{min-height:60px;margin-bottom:4px}.note-lane-token{min-width:32px;padding:4px 6px 3px;top:10px}.note-lane-token strong{font-size:12px;font-weight:600}.note-lane-token small{font-size:10px}.theme-control button span{display:none}.landing-hero h1,.auth-intro h1,.beta-band h2{font-size:clamp(32px,12vw,46px)}.preview-status{flex-direction:column;align-items:flex-start}.footer-signup div{grid-template-columns:1fr}.transport-field{min-width:0}.transport{border-radius:18px}.export-pane button{width:100%;min-width:0}}