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sans-serif;align-items:center;gap:3px;font-size:12px;display:inline-flex}.explain-hear svg{width:14px;height:14px}.explain-chord-name{color:#ecdcff;align-items:baseline;gap:10px;font-size:27px;font-weight:550;line-height:1.1;display:flex}.explain-chord-name small{color:#b69dcc;font-family:var(--font-geist-mono), monospace;font-size:14px;font-weight:400}.explain-notes{color:#c2afd6;font-size:14px}.explain-role{color:#e4d4f3;margin-top:14px;font-size:16px;font-weight:550;display:block}.explain-bar>p{color:#c1b3ce;margin:7px 0 0;font-size:16px;line-height:1.6}.explain-return{border-left:2px solid var(--accent);background:#c5a3ff12;border-radius:0 6px 6px 0;align-items:flex-start;gap:14px;padding:18px;display:flex}.explain-return>span{color:var(--accent);font-size:30px;line-height:1}.explain-return .eyebrow{font-size:11px}.explain-return p{color:#e0d0ef;margin:8px 0 0;font-size:17px;line-height:1.55}.explain-numerals{border-top:1px solid var(--line);margin-top:24px;padding-top:20px}.explain-numerals p{color:#bfb1cc;margin:8px 0 0;font-size:15px;line-height:1.65}.explain-numerals .numeral-sequence{color:var(--accent);font-family:var(--font-geist-mono), monospace;margin:12px 0;font-size:20px}.explain-numerals .numeral-guide{color:#ded0ee;font-family:var(--font-geist-mono), monospace;font-size:14px}.explain-listening-tip{color:#baadc8;margin:20px 0 0;font-size:15px;line-height:1.65}.roll-view{--roll-header:64px;--roll-row:24px;margin:0}.roll-heading{flex-wrap:wrap;justify-content:space-between;align-items:baseline;gap:8px 16px;margin-bottom:14px;display:flex}.roll-heading h3{color:#e7dcf2;letter-spacing:-.4px;margin:0;font-size:19px;font-weight:500}.roll-heading>span{color:#baadc8;font-size:14px}.roll-axis-hints{color:#c0aece;justify-content:space-between;gap:12px;margin-bottom:10px;font-size:13px;display:flex}.piano-roll{height:calc(var(--roll-header) + 12 * var(--roll-row));grid-template-columns:44px minmax(0,1fr);display:grid}.pitch-labels{padding-top:calc(var(--roll-header) + 1px);color:#d5c3e5;font-family:var(--font-geist-mono), monospace;grid-template-rows:repeat(12,minmax(0,1fr));padding-bottom:1px;font-size:12px;display:grid}.pitch-labels span{border-bottom:1px solid #ffffff0d;align-items:center;padding-left:3px;display:flex}.pitch-labels .is-black{color:#a99cb5;background:#0000002b}.roll-grid{background:#19141f;border:1px solid #494150;border-radius:5px;grid-template-columns:repeat(4,minmax(0,1fr));display:grid;position:relative;overflow:hidden}.roll-column{grid-template-rows:var(--roll-header) minmax(0, 1fr);border-right:1px solid #685b77;min-width:0;transition:background-color .12s;display:grid}.roll-column:last-of-type{border-right:0}.roll-column.is-playing{background-color:#c5a3ff17}.roll-bar-name{color:#bca7ce;background:#c5a3ff0a;border-bottom:1px solid #59476a;flex-direction:column;justify-content:center;min-width:0;padding:6px 10px;display:flex}.roll-bar-name>span{font-family:var(--font-geist-mono), monospace;letter-spacing:.5px;font-size:11px}.roll-bar-name strong{color:#e3d4f0;align-items:center;min-height:36px;font-size:18px;font-weight:500;display:flex}.roll-column.is-playing .roll-bar-name{color:#e7d2ff;box-shadow:inset 0 2px 0 var(--accent);background:#c5a3ff24}.roll-chord-select{color:#e3d4f0;cursor:pointer;background:0 0;border:0;width:100%;min-width:0;min-height:36px;padding:0;font-size:18px;font-weight:500}.roll-chord-select option{color:var(--foreground);background:#211a28}.roll-notes{grid-template-rows:repeat(12,minmax(0,1fr));min-height:0;display:grid}.roll-lane{background:linear-gradient(90deg,#0000 calc(100% - 1px),#ffffff0d 100%) 0 0/25% 100%;border-bottom:1px solid #ffffff14;min-height:0}.roll-lane.is-black{background-color:#0003}.roll-note{color:#efdcff;background:#574071;border:1px solid #a785ce;border-radius:3px;align-items:center;height:calc(100% - 5px);margin:2px 4px 3px;padding-left:6px;font-size:13px;line-height:1;display:flex}.roll-column.is-playing .roll-note{color:#fcf8ff;background:#7752a0;border-color:#ddc4ff}.playhead{pointer-events:none;background:#e7d2ff;width:2px;position:absolute;top:0;bottom:0;box-shadow:0 0 12px #c5a3ff80}.roll-beat-ruler{color:#b6a6c4;font-family:var(--font-geist-mono), monospace;grid-template-columns:44px minmax(0,1fr);margin-top:8px;font-size:12px;display:grid}.roll-beat-ruler>div{grid-template-columns:repeat(16,minmax(0,1fr));display:grid}.roll-beat-ruler>div>span{padding-left:5px}.roll-beat-ruler>div>span:nth-child(4n+1){color:#e0c9f8}.roll-view figcaption{color:#c0aece;margin-top:14px;font-size:16px;line-height:1.6}.transport{background:#1a1720;border:1px solid #44394e;border-radius:8px;grid-template-columns:auto auto minmax(0,1fr);align-items:center;gap:16px 12px;margin:0 0 24px;padding:16px;display:grid;box-shadow:inset 0 1px #ffffff08}.tempo-control{border-top:1px solid var(--line);color:#c8b9d5;grid-area:2/1/auto/-1;grid-template-columns:140px minmax(0,1fr);align-items:center;gap:2px 16px;padding-top:12px;font-size:14px;display:grid}.tempo-control strong{color:#f5ecfc;min-width:44px;font-family:var(--font-geist-mono), monospace;font-variant-numeric:tabular-nums;text-align:center;padding:0 4px;font-size:21px;font-weight:500;display:inline-block}.tempo-control input{width:100%;min-width:0;min-height:28px;accent-color:var(--accent);cursor:pointer;margin:0}.tempo-control small{color:#c0aece;grid-column:2;font-size:12px;line-height:1.4}.beat-readout{color:#c9bad7;min-height:42px;font-family:var(--font-geist-mono), monospace;font-variant-numeric:tabular-nums;white-space:nowrap;background:#141119;border:1px solid #403549;border-radius:4px;grid-area:1/3;justify-self:end;align-items:center;gap:8px;padding:10px 12px;font-size:12px;display:inline-flex}.loop-hint{color:#c0aece;margin:18px 0 0;font-size:16px;line-height:1.6}.audio-error{color:#ffd9a4;margin:16px 0 0;font-size:16px;line-height:1.5}.music-workspace,.piano-workspace{min-width:0}.keyboard button:active{filter:brightness(.96)}.primary-button:not(:disabled):active,.secondary-button:not(:disabled):active{transform:translateY(1px)}.bar-card:hover{background:#c5a3ff0a}.bar-card:focus-within{box-shadow:inset 0 2px 0 var(--accent);background:#c5a3ff0f}.audition-button{transition:background .16s,border-color .16s}.audition-button:active{background:#3b2b4d}.stage-navigation .primary-button{color:#e5d2fc;background:#282031;border-color:#59466d}.stage-navigation .primary-button:hover{background:#342640}.transport button:disabled{opacity:1;color:#96899f;box-shadow:none;background:#211c29;border-color:#3c3445}.transport.is-playing .primary-button{color:#dac0ff;background:#c5a3ff1f;border-color:#8e6db6}.transport.is-playing .beat-readout{color:#edddff;border-color:#74568f}.transport.is-playing .beat-readout:before{content:"";background:var(--accent);border-radius:50%;flex-shrink:0;width:6px;height:6px;box-shadow:0 0 8px #c5a3ff4d}.roll-note{transition:background-color .12s,border-color .12s}.loop-explanation>summary{transition:background .16s}.loop-explanation>summary:hover{background:#c5a3ff08}.loop-explanation>summary:focus-visible{outline-offset:-3px}@keyframes arrive{0%{opacity:0;transform:translateY(4px)}to{opacity:1;transform:translateY(0)}}@media (min-width:1180px){.stage-loop.studio{width:min(100%,1240px)}.stage-loop .stage-heading,.stage-loop .guided-lesson{max-width:none}.stage-loop .guide-copy{max-width:820px}.stage-loop .music-workspace{grid-template-columns:minmax(0,.85fr) minmax(0,1.35fr);align-items:start;gap:32px;display:grid}.stage-loop .piano-workspace{position:sticky;top:24px}.stage-loop .instrument{max-width:none}.stage-loop .white-key>span{font-size:24px}.stage-loop .black-key{font-size:12px}.stage-loop .piano-footer{padding:10px 14px;font-size:13px}.stage-loop .loop-section{min-width:0;margin-top:0}.stage-loop .section-heading{margin-bottom:14px}}@media (max-width:640px){.topbar{min-height:70px;padding:0 20px}.studio{padding:20px 20px 28px}.step-nav{gap:3px;padding:3px}.step-link{flex-direction:column;justify-content:flex-start;align-items:flex-start;gap:5px;padding:10px 8px;font-size:14px;line-height:1.4}.step-number{width:22px;height:22px;font-size:11px}.stage-heading{margin:24px 0 18px}h1{letter-spacing:-1px;font-size:32px;line-height:1.18}.guided-lesson{flex-direction:column;align-items:flex-start;gap:14px;margin-top:0}.guided-lesson .secondary-button{white-space:normal;text-align:left;max-width:100%}.instrument-toolbar{min-height:48px;padding:0 14px}.instrument-range{font-size:12px}.keyboard{height:195px}.white-key>span{font-size:22px}.black-key{font-size:12px}.keyboard kbd{width:22px;height:22px}.black-key kbd{width:20px;height:20px;font-size:12px}.piano-footer{padding:10px 12px;font-size:12px}.piano-footer kbd,.text-button{font-size:12px}.keys-lesson{flex-direction:column;align-items:flex-start;gap:18px;margin-top:24px}.note-feedback p{font-size:17px}.bar-list{grid-template-columns:repeat(2,minmax(0,1fr))}.bar-card:nth-child(2){border-right:0}.bar-card:nth-child(-n+2){border-bottom:1px solid #45394f}.bar-card{padding:18px 12px 14px}.bar-card select{font-size:clamp(16px,4.6vw,18px)}.bar-bottom{gap:10px}.stage-navigation{flex-direction:column;align-items:flex-start;gap:20px;margin-top:28px}.stage-navigation .primary-button{justify-content:space-between;width:100%}.transport{grid-template-columns:repeat(2,minmax(0,1fr));gap:14px 10px;padding:14px}.transport .primary-button,.transport .secondary-button{width:100%;padding:12px}.tempo-control{grid-template-columns:128px minmax(0,1fr);gap:4px 10px}.tempo-control small{grid-column:1/-1}.beat-readout{grid-area:3/1/auto/-1;justify-content:center;justify-self:stretch}.roll-view{--roll-row:22px}.roll-bar-name{padding:6px 5px}.roll-bar-name strong,.roll-chord-select{font-size:16px}.roll-bar-name>span{letter-spacing:0;font-size:10px}.roll-heading h3{font-size:18px}.roll-axis-hints{font-size:12px}.roll-note{margin-left:3px;margin-right:3px;padding-left:4px;font-size:12px}.loop-explanation>summary{gap:10px;padding:16px}.explain-title{font-size:19px}.explain-context{display:none}.explain-chevron{margin-left:auto}.explain-content{padding:20px 16px}.explain-overview .eyebrow{letter-spacing:1px;font-size:11px}.explain-journey{grid-template-columns:repeat(2,minmax(0,1fr));gap:24px 14px}.explain-chord{padding:12px}.explain-return{gap:10px;padding:14px}}@media (prefers-reduced-motion:reduce){*,:before,:after{transition:none!important;animation:none!important}}@property --tw-blur{syntax:"*";inherits:false}@property --tw-brightness{syntax:"*";inherits:false}@property --tw-contrast{syntax:"*";inherits:false}@property --tw-grayscale{syntax:"*";inherits:false}@property --tw-hue-rotate{syntax:"*";inherits:false}@property --tw-invert{syntax:"*";inherits:false}@property --tw-opacity{syntax:"*";inherits:false}@property --tw-saturate{syntax:"*";inherits:false}@property --tw-sepia{syntax:"*";inherits:false}@property --tw-drop-shadow{syntax:"*";inherits:false}@property --tw-drop-shadow-color{syntax:"*";inherits:false}@property --tw-drop-shadow-alpha{syntax:"<percentage>";inherits:false;initial-value:100%}@property --tw-drop-shadow-size{syntax:"*";inherits:false}