:root{color-scheme:light;--paper:#eeeee7;--panel:#fcfcf8;--ink:#252b27;--muted:#646b62;--line:#d9ddd1;--soft:#e7eadf;--accent:#d5f272;--accent-ink:#273620;--melody:#4f6841;--chord:#c5d3b2;--roll:#f6f7f0;--blackrow:#edf0e5;--danger:#a62d25;--shadow:0 20px 60px #25322209}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--paper);color:var(--ink);font:14px/1.6 -apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif}body[data-theme=dark]{color-scheme:dark;--paper:#141813;--panel:#1d221b;--ink:#eef0e7;--muted:#b0baaa;--line:#394135;--soft:#272e23;--melody:#c1e69b;--chord:#596e48;--roll:#191f16;--blackrow:#20291b;--danger:#ffa59d;--shadow:none}button,input,select{font:inherit;color:inherit}a{color:inherit;text-underline-offset:4px}button,a,input,select{touch-action:manipulation}button{cursor:pointer}button:disabled{opacity:.4;cursor:not-allowed}button{transition:background .15s,border-color .15s}button:hover:not(:disabled){filter:brightness(.97)}:focus-visible{outline:3px solid var(--melody);outline-offset:3px}[hidden]{display:none!important}.shell{width:min(1380px,calc(100% - 80px));margin-inline:auto}.skip{position:absolute;left:-9999px}.skip:focus{left:20px;top:10px;z-index:20;background:var(--panel);padding:12px}.site-header{height:87px;border-bottom:1px solid var(--line);display:flex;align-items:center;justify-content:space-between}.brand{display:flex;align-items:center;gap:11px;font-size:21px;font-weight:800;letter-spacing:-.8px;text-decoration:none}.brand-mark{display:inline-flex;align-items:center;justify-content:center;background:var(--ink);color:var(--paper);height:31px;width:31px;border-radius:8px;font:italic bold 24px Georgia}.brand-mark span{color:#d5f272}.site-header nav{display:flex;align-items:center;gap:28px;font-size:13px;font-weight:600}.site-header nav a{text-decoration:none}.icon-button{border:1px solid var(--line);background:transparent;min-width:44px;min-height:44px;border-radius:50%;font-size:22px}.intro{display:flex;justify-content:space-between;gap:40px;align-items:flex-end;padding-block:49px 39px}.eyebrow{font-size:10px;font-weight:750;letter-spacing:2px;margin:0 0 15px;display:flex;align-items:center;gap:9px}.live-dot{width:6px;height:6px;border-radius:50%;background:var(--melody)}.beta-label{font-size:8px;letter-spacing:1px;border:1px solid var(--line);border-radius:4px;padding:2px 6px;color:var(--muted)}h1{font-size:clamp(43px,4.4vw,66px);line-height:1.02;letter-spacing:-3.4px;font-weight:650;margin:0}h1 em{font-family:Georgia,serif;font-weight:400}p{margin:0 0 12px}.intro-right{padding-bottom:5px;color:var(--muted);font-size:14px;line-height:1.8}.promise-line{display:flex;gap:15px;font-size:10px;margin-top:20px}.promise-line span+span:before{content:'·';margin-right:15px}.studio{border:1px solid var(--line);border-radius:14px;background:var(--panel);box-shadow:var(--shadow);overflow:hidden;scroll-margin-top:12px}.studio-top{display:flex;justify-content:space-between;align-items:center;padding:17px 25px;border-bottom:1px solid var(--line);gap:12px}.studio-top>div{display:flex;gap:18px;align-items:center}.studio-title{font-size:11px;letter-spacing:1.5px;font-weight:800}.studio-subtitle{font:11px ui-monospace,monospace;color:var(--muted);border-left:1px solid var(--line);padding-left:18px}.local-badge{font-size:9px;letter-spacing:1px;color:var(--muted);display:flex;gap:8px;align-items:center}.local-badge span{color:var(--melody);font-size:7px}.studio-layout{display:grid;grid-template-columns:272px minmax(0,1fr)}.settings{padding:25px 22px;border-right:1px solid var(--line);background:color-mix(in srgb,var(--paper) 35%,var(--panel))}.section-label{display:flex;align-items:center;gap:10px;margin-bottom:20px}.section-label>span{font:10px ui-monospace,monospace;color:var(--muted)}.section-label h2{margin:0;font-size:13px;font-weight:700}.field-pair{display:grid;grid-template-columns:1fr 1fr;gap:12px}label{display:block;font-size:11px;font-weight:650;margin-bottom:14px}label>span:not(.lock-glyph){color:var(--muted)}input[type=number],select{display:block;width:100%;min-width:0;border:1px solid var(--line);border-radius:7px;background:var(--panel);height:43px;padding:8px 11px;margin-top:6px;font-size:13px;font-weight:500}input:disabled,select:disabled{opacity:.55}.field-help{font-size:10px;line-height:1.6;color:var(--muted)}.check-row{display:flex;align-items:flex-start;gap:9px;font-size:11px;margin-top:19px;padding:13px 0;border-block:1px solid var(--line)}input[type=checkbox]{accent-color:var(--melody);width:15px;height:15px;margin:2px 0;flex-shrink:0}.check-row>span:first-of-type{color:var(--ink)}.check-row small{font-weight:400;display:block;font-size:10px;color:var(--muted);margin-top:3px}.lock-glyph{margin-left:auto;font-size:18px}.primary,.secondary{min-height:43px;border-radius:7px;border:1px solid var(--line);padding:10px 13px;font-size:11px;font-weight:700}.primary{background:var(--accent);color:var(--accent-ink);border-color:var(--accent)}.secondary{background:var(--panel)}.wide{width:100%}.generate{display:flex;align-items:center;justify-content:space-between;gap:7px;width:100%;margin-top:16px;margin-bottom:9px}.generate>span:first-child{font-size:20px}.settings-divider{border-top:1px solid var(--line);margin:24px 0}.save-row{display:grid;grid-template-columns:1fr 1fr;gap:8px}.open-session{display:flex;justify-content:space-between;gap:10px;padding:12px 2px;font-size:10px;text-decoration:underline;cursor:pointer;position:relative}.open-session input{position:absolute;inset:0;width:100%;opacity:0;cursor:pointer}.open-session:focus-within{outline:3px solid var(--melody)}.saved-drawer summary{font-size:11px;cursor:pointer;padding:10px 0}.saved-drawer summary>span{border:1px solid var(--line);border-radius:10px;margin-left:8px;padding:1px 6px}.saved-item{display:flex;align-items:center;gap:6px;border-top:1px solid var(--line);padding:8px 0}.saved-item button{min-height:40px;border:0;background:transparent;font-size:10px}.saved-item button:first-child{flex:1;text-align:left}.saved-item small{display:block;color:var(--muted)}.composition{padding:25px 28px 16px;min-width:0}.take-header{display:flex;justify-content:space-between;gap:16px;align-items:center;margin-bottom:24px}.take-header .eyebrow{font-size:8px;margin-bottom:7px;color:var(--muted);letter-spacing:1.5px}.take-header h2{font-size:25px;line-height:1.2;letter-spacing:-.8px;margin:0 0 6px}.take-meta{font-size:10px;color:var(--muted);margin:0}.compare{display:flex;border:1px solid var(--line);border-radius:6px;padding:3px;gap:3px}.compare button{font-size:10px;border:0;background:transparent;border-radius:4px;padding:9px 10px;min-height:36px}.compare button[aria-pressed=true]{background:var(--soft);font-weight:750}.compare #undo{border-left:1px solid var(--line);font-size:18px}.chord-label{display:flex;justify-content:space-between;font-size:9px;letter-spacing:1.4px;color:var(--muted);margin-bottom:8px}.chord-label span:last-child{letter-spacing:0}.chord-strip{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:7px;margin-bottom:20px}.chord-block{border:1px solid var(--line);border-radius:7px;padding:11px 14px;position:relative;min-width:0;background:var(--roll)}.chord-block strong{font-size:20px;line-height:1.3;letter-spacing:-.7px;display:block}.chord-block small{font-size:9px;color:var(--muted)}.chord-block .degree{position:absolute;top:12px;right:12px;font:10px Georgia;color:var(--muted)}.roll-toolbar{display:flex;justify-content:space-between;align-items:center;font-size:9px;gap:10px;margin-bottom:9px}.roll-toolbar p{margin:0;color:var(--muted)}.legend{display:flex;gap:13px}.legend span:before{content:'';display:inline-block;width:7px;height:7px;border-radius:2px;margin-right:6px}.legend-melody:before{background:var(--melody)}.legend-chords:before{background:var(--chord)}.piano-shell{position:relative;border:1px solid var(--line);border-radius:7px;overflow:hidden;background:var(--roll)}.piano-roll{width:100%;height:226px;overflow:hidden}.piano-roll svg{width:100%;height:100%;display:block}.playhead{pointer-events:none;position:absolute;top:22px;bottom:0;width:2px;background:#c1782e;box-shadow:0 0 0 1px #c1782e22;left:0}.phrase-heading{display:flex;justify-content:space-between;gap:10px;font-size:10px;margin:15px 0 9px}.phrase-heading span{font-size:9px;color:var(--muted)}.phrases{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:7px}.phrase{display:flex;justify-content:space-between;text-align:left;align-items:center;gap:6px;min-height:48px;padding:8px 10px;border:1px solid var(--line);border-radius:6px;background:var(--panel);font-size:10px}.phrase small{display:block;font-size:8px;color:var(--muted);margin-top:2px}.phrase[aria-pressed=true]{border-color:var(--melody);background:var(--soft)}.phrase svg{width:14px;height:16px;flex-shrink:0;fill:none;stroke:currentColor;stroke-width:1.5}.transport{display:flex;justify-content:space-between;gap:10px;align-items:center;margin-top:20px}.transport-main{display:flex;align-items:center;gap:13px;flex-wrap:wrap}.play-button{background:var(--ink);color:var(--panel);border:0;min-width:90px;height:40px;border-radius:6px;font-size:11px;font-weight:700}.play-button span{font-size:10px;margin-right:6px}.sound-button{border:0;background:transparent;padding:9px 1px;font-size:10px;text-decoration:underline;min-height:40px}.sound-button[aria-pressed=true]{color:var(--melody)}.loop-label,.track-toggles label{display:flex;align-items:center;gap:5px;margin:0;font-size:10px;font-weight:500}.loop-label input,.track-toggles input{width:12px;height:12px}.position{font:11px ui-monospace,monospace;color:var(--muted)}.track-toggles{display:flex;gap:12px}.status{font-size:10px;color:var(--muted);min-height:31px;padding:10px 0;margin:0}.export-area{border-top:1px solid var(--line);display:flex;align-items:center;justify-content:space-between;gap:16px;padding-top:17px;margin-top:7px}.export-area strong{font-size:12px}.export-area p{font-size:10px;color:var(--muted);margin:3px 0 0}.export-buttons{display:flex;gap:7px;flex-wrap:wrap}.export-buttons .primary{font-size:11px}.export-buttons .secondary{font-size:10px;padding-inline:11px}.note-details{margin-top:13px}.note-details summary{font-size:10px;color:var(--muted);cursor:pointer;min-height:36px;padding-block:9px}.note-details p{font-size:11px}.note-table-wrap{max-height:300px;overflow:auto}.note-table-wrap table{width:100%;border-collapse:collapse;font-size:10px;text-align:left}.note-table-wrap caption{text-align:left;font-size:10px;color:var(--muted);padding-bottom:10px}.note-table-wrap th,.note-table-wrap td{padding:7px;border-bottom:1px solid var(--line)}.note-table-wrap th{background:var(--soft);position:sticky;top:0}.error{background:color-mix(in srgb,var(--danger) 8%,var(--panel));border:1px solid var(--danger);color:var(--danger);padding:12px;border-radius:6px;font-size:11px;margin-top:14px}.how{display:grid;grid-template-columns:1.1fr 2fr;gap:75px;padding-block:75px 65px}.how h2,.notes h2,.next-step h2{font-size:34px;line-height:1.12;letter-spacing:-1.3px;margin:0 0 18px;font-weight:600}.how-intro>p:last-child{max-width:340px;font-size:12px;color:var(--muted)}.how-steps{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px}.how-steps article{border-top:1px solid var(--line);padding-top:14px}.how-steps article>span{font-size:9px;letter-spacing:1.2px;color:var(--muted)}.how-steps h3{font-size:16px;line-height:1.4;margin:19px 0 10px;font-weight:650}.how-steps p{font-size:11px;color:var(--muted);line-height:1.8}.notes{border-top:1px solid var(--line);padding-block:50px;display:grid;grid-template-columns:1fr 1.5fr;gap:100px}.notes h2{font-size:29px}.faq details{border-bottom:1px solid var(--line)}.faq summary{font-size:12px;font-weight:600;padding:15px 0;cursor:pointer}.faq p{font-size:12px;line-height:1.8;color:var(--muted);max-width:650px}.next-step{padding:30px 35px;background:var(--soft);border-radius:10px;display:flex;justify-content:space-between;gap:20px;align-items:center;margin-bottom:60px}.next-step h2{font-size:25px;margin-bottom:10px}.next-step p{font-size:12px;color:var(--muted);margin:0}.next-step .eyebrow{font-size:8px;margin-bottom:9px}.next-step a{border:1px solid var(--line);border-radius:7px;background:var(--panel);padding:12px 18px;font-size:11px;text-decoration:none;font-weight:650;white-space:nowrap}.next-step a span{margin-left:22px}.footer{display:flex;align-items:center;gap:20px;border-top:1px solid var(--line);padding-block:24px}.footer .brand{font-size:17px}.footer>span{font-size:10px;color:var(--muted)}.footer nav{display:flex;gap:25px;margin-left:auto;font-size:10px}.footer nav a{text-decoration:none}
@media(min-width:1600px){.piano-roll{height:260px}.intro{padding-block:60px 45px}.settings{padding:28px}.studio-layout{grid-template-columns:290px 1fr}.composition{padding:30px}}
@media(max-width:1150px){.shell{width:calc(100% - 40px)}.studio-layout{grid-template-columns:245px minmax(0,1fr)}.settings{padding:22px 17px}.composition{padding:22px 19px}.take-header h2{font-size:22px}.export-area{align-items:flex-start;flex-direction:column;gap:12px}.phrase-heading span{display:none}.transport{align-items:flex-start;flex-wrap:wrap}.track-toggles{margin-left:auto}.how{gap:35px}.how-steps{gap:16px}.notes{gap:50px}}
@media(max-width:800px){.intro{padding-block:35px 28px;align-items:flex-start;gap:25px}h1{font-size:48px;letter-spacing:-2px}.intro-right{font-size:12px}.promise-line{flex-direction:column;gap:2px;margin-top:10px}.promise-line span+span:before{display:none}.studio-layout{grid-template-columns:1fr}.settings{border-right:0;border-bottom:1px solid var(--line);display:grid;grid-template-columns:1fr 1fr;gap:0 22px}.settings>.section-label:first-child{grid-column:1/-1}.settings form{grid-column:1/2;grid-row:2/10}.settings>.section-label:not(:first-child){grid-column:2}.settings-divider{display:none}.save-row,.open-session,.settings>.field-help,.saved-drawer{grid-column:2}.settings #error{grid-column:1/-1}.settings .check-row{margin-top:10px}.composition{padding:22px}.take-header{margin-bottom:20px}.piano-roll{height:255px}.export-area{flex-direction:row;align-items:center}.how{grid-template-columns:1fr;gap:25px;padding-block:45px}.how-intro>p:last-child{max-width:100%}.notes{grid-template-columns:1fr;gap:15px;padding-block:35px}.next-step{padding:25px;margin-bottom:40px}.next-step h2{font-size:22px}}
@media(max-width:560px){.shell{width:calc(100% - 24px)}.site-header{height:70px}.site-header nav{gap:15px;font-size:11px}.site-header nav>a:nth-child(2){display:none}.brand{font-size:19px}.intro{display:block;padding-block:30px 24px}h1{font-size:47px;line-height:1.04}.intro-right{margin-top:18px;font-size:12px}.intro-right br{display:none}.intro-right>p{max-width:370px;margin-bottom:8px}.promise-line{flex-direction:row;flex-wrap:wrap;gap:14px;font-size:9px}.studio-top{padding:13px 15px}.studio-subtitle{display:none}.studio-title{font-size:10px}.local-badge{font-size:7px;letter-spacing:.3px}.settings{display:block;padding:19px 16px}.settings .field-pair{float:none}.settingsForm{width:100%}.settings-divider{display:block;margin:17px 0}.settings .section-label{margin-bottom:14px}.settings #settingsForm{display:grid;grid-template-columns:1fr 1fr;gap:0 12px}.settings #settingsForm>.field-pair{grid-column:1/-1}.settings #settingsForm>label[for=motion],.settings #settingsForm>.field-help,.check-row{grid-column:1/-1}.settings .generate{margin:0;line-height:1.4;min-height:49px}.settings .wide{line-height:1.4}.composition{padding:20px 14px}.take-header{align-items:flex-start;gap:10px}.take-header h2{font-size:21px}.take-meta{font-size:9px;max-width:200px}.compare{gap:1px}.compare button{padding:7px;font-size:9px;min-height:36px}.compare #undo{display:none}.chord-strip{gap:5px}.chord-block{padding:10px 8px}.chord-block strong{font-size:18px}.chord-block .degree{position:static;font-size:8px;display:block;margin-top:4px}.chord-block small{font-size:8px}.piano-roll{height:220px}.roll-toolbar{font-size:8px}.roll-toolbar p{max-width:120px;text-align:right}.phrases{grid-template-columns:repeat(2,minmax(0,1fr));gap:6px}.phrase{font-size:11px}.phrase small{font-size:9px}.phrase-heading{font-size:10px}.transport{gap:6px;margin-top:16px}.transport-main{gap:11px}.track-toggles{margin:8px 0 0;gap:18px}.export-area{display:block;padding-top:16px}.export-buttons{margin-top:12px;display:grid;grid-template-columns:1fr 1fr}.export-buttons .primary{grid-column:1/-1;font-size:12px}.export-buttons button{min-height:44px}.how-steps{grid-template-columns:1fr;gap:18px}.how-steps h3{margin-top:10px;font-size:17px}.how-steps p{font-size:12px}.how h2{font-size:31px}.how-intro>p:last-child{font-size:13px}.notes h2{font-size:27px}.faq summary{font-size:12px}.next-step{display:block;padding:23px}.next-step a{display:inline-block;margin-top:18px}.footer{flex-wrap:wrap;gap:12px}.footer nav{width:100%;margin:4px 0;gap:25px}.piano-shell{margin-inline:-3px}.beta-label{font-size:7px}.eyebrow{letter-spacing:1.3px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}button{transition:none}}
/* Keep the instrument, not just the hero, in the first desktop viewport. */
@media(min-width:801px){.site-header{height:72px}.intro{padding-block:33px 29px}h1{font-size:clamp(43px,4vw,58px)}.chord-strip{grid-template-columns:repeat(8,minmax(0,1fr))}.chord-block{padding:10px}.chord-block .degree{position:static;display:block;font-size:8px;margin-top:2px}.chord-block strong{font-size:19px}.chord-block small{font-size:8px}.take-header{margin-bottom:18px}.piano-roll{height:230px}}
@media(max-width:560px){.take-header{flex-wrap:wrap}.compare #undo{display:block}}