.masthead,.margin{--ink-soft: var(--stand-soft);--rule: rgb(30 40 55 / .16);--red: var(--red-ink);--brass: var(--brass-ink)}.stand{min-height:100vh;padding:0 clamp(16px,3vw,40px) 64px}.masthead{max-width:1320px;margin:0 auto;height:64px;display:flex;align-items:center;justify-content:space-between;color:var(--ink)}.brand{display:inline-flex;align-items:center;gap:10px;min-width:0}.wordmark{display:inline-flex;align-items:baseline;font-family:var(--font-part);font-weight:650;font-size:23px;letter-spacing:-.015em;color:var(--ink)}.wordmark-t{height:.68em;width:auto;margin-right:.01em;color:var(--brass-ink);overflow:visible;transform:translateY(.012em)}.brand-descriptor{margin-left:4px;padding-left:12px;border-left:1px solid var(--rule);font-size:13.5px;color:var(--ink)}.views{display:flex;gap:22px;margin-right:auto;margin-left:clamp(24px,6vw,72px)}.view-choice{border:0;background:none;padding:6px 0 4px;font:inherit;font-size:15px;font-weight:600;color:var(--ink-soft);cursor:pointer;border-bottom:2px solid transparent;transition:border-color .15s}.view-choice:hover{border-bottom-color:color-mix(in srgb,var(--blue) 40%,transparent)}.view-choice[aria-pressed=true]{color:var(--ink);border-bottom-color:var(--blue)}.view-choice:focus-visible{outline:2px solid var(--blue);outline-offset:3px;border-radius:3px}.desk{max-width:1320px;margin:0 auto;display:grid;grid-template-columns:minmax(0,1fr) 300px;gap:clamp(24px,3vw,48px);align-items:start}.part{background:var(--paper);border-radius:2px;padding:clamp(28px,3vw,40px) clamp(20px,5vw,72px) clamp(36px,5vw,72px);box-shadow:0 1px 2px rgb(var(--shadow) / .16),0 16px 36px -16px rgb(var(--shadow) / .3);min-width:0;position:relative;container-type:inline-size}.part.is-dragging{outline:2px dashed var(--blue);outline-offset:-12px}.part-head{display:grid;display:flex;flex-wrap:wrap;align-items:center;column-gap:20px;row-gap:4px;margin-bottom:22px}@container (max-width: 760px){.part-head{display:grid;grid-template-columns:1fr auto;grid-template-areas:"inst note" "tempo note" "title title" "source source";align-items:start;row-gap:10px}.part-title{margin-top:10px}.part-source{margin-bottom:0}}.part-instrument{grid-area:inst;margin:0;font-family:var(--font-part);font-style:italic;font-size:17px;color:var(--ink);display:flex;flex-wrap:wrap;align-items:baseline;gap:2px 14px}.part-slide{font-size:14.5px;color:var(--ink-soft)}.part-title{grid-area:title;order:-2;width:100%;margin:0;text-align:center;font-family:var(--font-part);font-weight:600;font-size:clamp(26px,2.4vw,30px);line-height:1.1;letter-spacing:-.015em;text-wrap:balance;overflow-wrap:anywhere}.part-title.is-placeholder{color:var(--ink-faint)}.part-source{grid-area:source;order:-1;width:100%;margin:0 0 14px;text-wrap:balance;text-align:center;font-size:14px;color:var(--ink-soft)}.tempo{grid-area:tempo;min-width:0;display:flex;flex-wrap:wrap;align-items:center;gap:6px;font-family:var(--font-part);font-weight:600;font-size:17px;color:var(--ink)}.tempo-mark{display:inline-flex;align-items:center;gap:6px}.meter-field{margin-right:6px}.meter-field select{-moz-appearance:none;appearance:none;-webkit-appearance:none;font:inherit;color:var(--ink);background:transparent url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 10 6'%3E%3Cpath d='M1 1l4 4 4-4' fill='none' stroke='%235b5f66' stroke-width='1.5' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E") no-repeat right 2px center / 9px 6px;border:0;border-bottom:1px solid var(--field-line);padding:2px 16px 2px 2px;cursor:pointer}.meter-field select:hover:not(:disabled){border-bottom-color:var(--blue)}.meter-field select:focus-visible{outline:none;border-bottom-color:var(--blue);box-shadow:0 1px 0 var(--blue)}.meter-field select:disabled{cursor:default;opacity:.7}.tempo-field input{width:4.2em;font:inherit;color:var(--ink);background:transparent;border:0;border-bottom:1px solid var(--field-line);padding:2px;-moz-appearance:textfield}.tempo-field input::-webkit-outer-spin-button,.tempo-field input::-webkit-inner-spin-button{-webkit-appearance:none;margin:0}.tempo-field input::placeholder{color:var(--ink-faint);font-weight:400;font-style:italic}.tempo-field input:hover{border-bottom-color:var(--blue)}.tempo-field input:focus-visible{outline:none;border-bottom-color:var(--blue);box-shadow:0 1px 0 var(--blue)}.part-field{min-width:0}.part-field select{-moz-appearance:none;appearance:none;-webkit-appearance:none;font:inherit;color:inherit;background:transparent url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 10 6'%3E%3Cpath d='M1 1l4 4 4-4' fill='none' stroke='%235b5f66' stroke-width='1.5' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E") no-repeat right 2px center / 9px 6px;border:0;border-bottom:1px solid var(--field-line);padding:2px 16px 2px 2px;max-width:100%;cursor:pointer}.part-field select:hover:not(:disabled){border-bottom-color:var(--blue)}.part-field select:focus-visible{outline:none;border-bottom-color:var(--blue);box-shadow:0 1px 0 var(--blue)}.part-field select:disabled{cursor:default;opacity:.7}.tempo .text-action{font-family:var(--font-ui);font-size:14px;padding:2px 0}.tempo-tap{margin-left:6px}.tempo-rescale{display:inline-flex;gap:10px;margin-left:10px}.take-summary{grid-area:note;margin:0 0 0 auto;display:grid;gap:4px;font-size:13.5px;font-variant-numeric:tabular-nums}.take-summary div{display:grid;grid-template-columns:auto auto;gap:8px;white-space:nowrap}.take-summary dt{color:var(--ink-soft)}.take-summary dd{margin:0;font-weight:600;color:var(--ink)}.blank{position:relative}.blank-top{display:flex;align-items:flex-start;justify-content:space-between;gap:32px}.blank-top>:first-child{flex:1 1 auto;min-width:0}.blank-trombone{display:none;flex:none;width:clamp(260px,38cqi,400px);margin-top:4px}@container (min-width: 760px){.blank-trombone{display:block}}.trombone{color:var(--brass);overflow:visible}.trombone path{stroke-width:3.2}.trombone .sleeve{stroke-width:6.5}.trombone-outer{transition:transform .6s var(--ease-out)}.trombone.is-drawing path{stroke-dasharray:1;stroke-dashoffset:1;animation:draw .9s var(--ease-out) forwards}.blank-prompt{display:flex;flex-direction:column;align-items:flex-start;gap:8px;margin-bottom:40px}.drop-title{margin:0;font-family:var(--font-part);font-weight:600;font-size:clamp(22px,2.6vw,30px);line-height:1.15;color:var(--ink)}.drop-hint{margin:0;font-size:15.5px;color:var(--ink-soft);max-width:34rem}.backing-option{display:flex;align-items:flex-start;gap:10px;margin-top:10px;font-size:15.5px;color:var(--ink);cursor:pointer}.backing-option input{width:18px;height:18px;margin:2px 0 0;flex:none}.backing-option small{display:block;font-size:13.5px;color:var(--ink-soft)}.blank-actions{display:flex;flex-wrap:wrap;align-items:center;gap:12px 28px;margin-top:14px}.count-in{display:flex;gap:18px;margin:4px 0 0;font-family:var(--font-part);font-weight:600;font-size:40px;line-height:1;color:var(--rule)}.count-in .is-on{color:var(--brass-ink)}.record-time{font-family:var(--font-ui);font-weight:650;font-variant-numeric:tabular-nums}.record-options{margin-top:6px}.samples{display:flex;flex-wrap:wrap;align-items:baseline;gap:4px 18px;margin:18px 0 0;font-size:15px;color:var(--ink-soft)}.samples>span{flex-basis:100%}.staves{display:flex;flex-direction:column;gap:64px;padding-top:8px}.staff{height:41px;background:repeating-linear-gradient(to bottom,var(--rule) 0 1px,transparent 1px 10px);position:relative;color:var(--ink-ghost)}.staff-clef{position:absolute;left:4px;top:0;width:30px;height:41px}.staff-time{position:absolute;left:48px;top:-1px;font-family:var(--font-part);font-weight:800;font-size:21px;line-height:20px;text-align:center}.staves.is-writing .staff:after{content:"";position:absolute;left:76px;right:0;top:15px;height:11px;background:radial-gradient(circle at 6px 6px,var(--ink) 4.6px,transparent 5px) 0 0 / 34px 11px repeat-x;opacity:.85;clip-path:inset(0 100% 0 0);animation:write 2.8s var(--ease-out) infinite;animation-delay:inherit}@keyframes write{0%{clip-path:inset(0 100% 0 0);opacity:.85}70%{clip-path:inset(0 0 0 0);opacity:.85}to{clip-path:inset(0 0 0 0);opacity:0}}.primary{display:inline-flex;align-items:center;gap:10px;background:var(--blue);color:var(--paper);border:0;border-radius:6px;padding:13px 28px;font-weight:650;font-size:17px;cursor:pointer;box-shadow:0 1px 1px #163d7c33,0 5px 12px -6px #163d7c73;transition:background .15s,transform .15s var(--ease-out)}.primary:hover:not(:disabled){background:var(--blue-deep)}.primary:active:not(:disabled){transform:translateY(1px)}.primary:disabled{background:var(--disabled);box-shadow:none;cursor:not-allowed}.progress{display:flex;flex-direction:column;align-items:flex-start;gap:10px;max-width:34rem;margin-bottom:40px}.progress-label{width:100%;margin:0;display:flex;justify-content:space-between;align-items:baseline;gap:16px;font-family:var(--font-part);font-weight:600;font-size:24px;line-height:1.2}.progress-pct{font-family:var(--font-ui);font-weight:600;font-size:15px;color:var(--ink-soft);font-variant-numeric:tabular-nums}.progress-track{width:100%;height:4px;border-radius:2px;background:var(--rule);overflow:hidden}.progress-fill{height:100%;background:var(--brass);transform-origin:left center;transition:transform .3s var(--ease-out)}.progress-steps{list-style:none;margin:2px 0 0;padding:0;display:flex;flex-wrap:wrap;gap:4px 16px;font-size:13.5px;color:var(--ink-soft)}.progress-steps li{display:inline-flex;align-items:center;gap:4px}.progress-steps li.is-current{color:var(--brass-ink);font-weight:650}.blank-message{max-width:34rem;margin:32px auto 0;text-align:center;color:var(--ink-soft)}.error{margin:0;max-width:34rem;font-size:15px;line-height:1.45;color:var(--red)}.score{position:relative;margin:0 -8px}.score-canvas{min-height:200px}.score-canvas svg{display:block}.score-marks{position:absolute;top:0;right:0;bottom:0;left:0;pointer-events:none;overflow:visible}.score-hits{position:absolute;top:0;right:0;bottom:0;left:0;pointer-events:none}.score-hit{position:absolute;width:28px;height:34px;transform:translate(-50%,-50%);background:transparent;border:0;border-radius:50%;padding:0;cursor:pointer;pointer-events:auto}.score-hit:hover{background:color-mix(in srgb,var(--blue) 10%,transparent)}.score-error{color:var(--red)}.score-canvas text.slide-position{fill:var(--brass-ink);font-weight:600}.mark{fill:none;stroke-linecap:round;stroke-linejoin:round}.mark-red{stroke:var(--red)}.mark-blue{stroke:var(--blue)}.mark-soft{stroke:var(--ink-soft)}.halo{fill:color-mix(in srgb,var(--blue) 17%,transparent);stroke:color-mix(in srgb,var(--blue) 55%,transparent);stroke-width:1;transition:fill .15s,stroke .15s}.halo.is-now{fill:color-mix(in srgb,var(--brass) 24%,transparent);stroke:color-mix(in srgb,var(--brass) 75%,transparent)}.mark-dashed{stroke-dasharray:4 4}.mark-draw{stroke-dasharray:1;stroke-dashoffset:1;animation:draw .35s var(--ease-out) forwards}@keyframes draw{to{stroke-dashoffset:0}}.mark-text{font-weight:650;font-size:12px;font-variant-numeric:tabular-nums;fill:var(--red)}.mark-text.is-soft{fill:var(--ink-soft)}.listen{display:flex;flex-wrap:wrap;align-items:center;gap:8px 24px;margin-top:40px;padding-top:20px;border-top:1px solid var(--rule)}.listen+.take{margin-top:12px;padding-top:0;border-top:0}.practice-controls{display:flex;flex-wrap:wrap;align-items:baseline;gap:8px 24px;margin-top:12px;font-size:14.5px;color:var(--ink)}.practice-field select{-moz-appearance:none;appearance:none;-webkit-appearance:none;margin-left:6px;font:inherit;font-weight:600;font-variant-numeric:tabular-nums;color:var(--ink);background:transparent url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 10 6'%3E%3Cpath d='M1 1l4 4 4-4' fill='none' stroke='%235b5f66' stroke-width='1.5' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E") no-repeat right 2px center / 9px 6px;border:0;border-bottom:1px solid var(--field-line);padding:1px 16px 1px 2px;cursor:pointer}.practice-field select:hover{border-bottom-color:var(--blue)}.practice-field select:focus-visible{outline:none;border-bottom-color:var(--blue);box-shadow:0 1px 0 var(--blue)}.practice-range{display:inline-flex;align-items:baseline;gap:6px}.practice-range .practice-field select{margin-left:0}.practice-check{display:inline-flex;align-items:center;gap:8px;cursor:pointer}.practice-check input{width:16px;height:16px;margin:0;accent-color:var(--blue)}.practice-positions{margin-left:auto}.practice-check:has(input:disabled){color:var(--ink-soft);cursor:default}.listen-hint{font-size:13px;color:var(--ink-soft)}.take-playhead{position:absolute;top:0;bottom:0;width:1.5px;margin-left:-.75px;background:var(--brass);pointer-events:none}.take{margin-top:40px;padding-top:24px;border-top:1px solid var(--rule)}.take-strip{position:relative;height:120px;background:repeating-linear-gradient(to bottom,var(--strip) 0 1px,transparent 1px 24px)}.take-loop{position:absolute;top:0;bottom:0;background:color-mix(in srgb,var(--blue) 8%,transparent);border-left:1.5px solid color-mix(in srgb,var(--blue) 45%,transparent);border-right:1.5px solid color-mix(in srgb,var(--blue) 45%,transparent)}.take-svg{position:absolute;top:0;right:0;bottom:0;left:0;width:100%;height:100%}.take-gliss{stroke:var(--ink-soft);stroke-width:1.5;stroke-dasharray:3 3;vector-effect:non-scaling-stroke}.take-note{position:absolute;height:6px;min-width:4px;padding:0;border:0;border-radius:3px;background:var(--ink);cursor:pointer}.take-note:before{content:"";position:absolute;top:-9px;right:-2px;bottom:-9px;left:-2px}.take-note.is-check{background:var(--red)}.take-note.is-selected{background:var(--blue);box-shadow:0 0 0 3px var(--paper),0 0 0 5px var(--blue);z-index:1}.take-note.is-selected.is-now{background:var(--brass);box-shadow:0 0 0 3px var(--paper),0 0 0 5px var(--brass)}.take-times{display:flex;justify-content:space-between;margin-top:6px;font-size:13px;color:var(--ink-soft);font-variant-numeric:tabular-nums}.notes{width:100%;margin-top:40px;border-collapse:collapse;font-size:15px;font-variant-numeric:tabular-nums}.notes th{text-align:left;font-size:12.5px;font-weight:600;color:var(--ink-soft);padding:0 10px 8px;border-bottom:1px solid var(--ink)}.notes td{padding:7px 10px;border-bottom:1px solid var(--hair);white-space:nowrap}.notes .num{text-align:right;width:1%}.notes tbody tr{cursor:pointer}.notes tbody tr:hover{background:var(--tint)}.row-select{border:0;background:none;padding:0;cursor:pointer;color:var(--ink-soft);font-variant-numeric:tabular-nums}.notes tr.is-selected .row-select{color:var(--blue);font-weight:650}.pitch-mark{position:relative;isolation:isolate;display:inline-block;min-width:3ch;font-family:var(--font-part);font-weight:600;font-size:16px}.cell-marks{position:absolute;left:50%;top:50%;width:64px;height:32px;transform:translate(-50%,-50%);overflow:visible;pointer-events:none;z-index:-1}.gliss{margin-left:8px;font-family:var(--font-part);font-style:italic;font-size:14px;color:var(--ink-soft)}.tuning{color:var(--ink-soft)}.tuning.is-off{color:var(--red);font-weight:600}.tuning-dir{font-weight:500;font-size:13px;margin-right:6px}.conf{position:relative}.conf.is-low{color:var(--red)}.cell-underline{position:absolute;left:6px;bottom:2px;width:44px;height:6px}.margin{position:sticky;top:16px;max-height:calc(100vh - 32px);overflow:hidden auto;scrollbar-width:thin;margin-left:-6px;padding:8px 8px 0 6px;color:var(--ink);display:flex;flex-direction:column;gap:36px}.margin .text-action:not(:hover){text-decoration-color:transparent}.margin h2{margin:0 0 10px;font-size:13px;font-weight:650;letter-spacing:.02em;color:var(--ink)}.margin-block{display:flex;flex-direction:column;align-items:flex-start;gap:8px}.margin-block p{margin:0 0 14px;font-size:15px;line-height:1.55}.margin-block p+h2{margin-top:10px}.about-list{margin:0 0 22px;padding-left:1.2em;display:grid;gap:8px;font-size:15px;line-height:1.5}.about-list li::marker{color:var(--ink-soft);font-variant-numeric:tabular-nums}.about-list strong{font-weight:650;color:var(--ink)}.dev-hint{font-size:13.5px!important;color:var(--stand-soft)}.text-action{display:inline-flex;align-items:center;gap:8px;border:0;background:none;padding:4px 0;color:var(--blue);font-weight:600;font-size:15px;text-align:left;cursor:pointer;text-decoration:underline;text-decoration-color:color-mix(in srgb,var(--blue) 35%,transparent);text-decoration-thickness:1.5px;text-underline-offset:4px}.text-action:hover:not(:disabled){text-decoration-color:var(--blue)}.text-action:disabled{color:color-mix(in srgb,var(--ink-soft) 70%,transparent);cursor:progress}.text-action svg{flex:none}.icon-action{display:grid;place-items:center;width:32px;height:32px;border:0;border-radius:50%;background:none;color:var(--blue);cursor:pointer}.icon-action:hover:not(:disabled){background:color-mix(in srgb,var(--blue) 14%,transparent)}.icon-action:disabled{color:var(--stand-rule);cursor:default}.detail{display:flex;flex-direction:column;align-items:flex-start}.detail-head{width:100%;display:flex;justify-content:space-between;align-items:center;font-size:14px}.detail-code{font-weight:650}.detail-step{display:flex;align-items:center;gap:2px;font-variant-numeric:tabular-nums}.detail-count{min-width:5.5em;text-align:center;font-size:13.5px}.detail-pitch{margin:10px 0 0;font-family:var(--font-part);font-weight:600;font-size:56px;line-height:1;letter-spacing:-.02em;color:var(--ink)}.detail-pitch .gliss{font-size:17px;letter-spacing:0}.detail-tuning{margin:8px 0 4px;font-weight:650;font-size:20px;font-variant-numeric:tabular-nums;color:var(--ink)}.detail-tuning.is-off{color:var(--red-ink)}.ruler{width:100%;max-width:260px;overflow:visible}.ruler-zone{fill:color-mix(in srgb,var(--blue) 20%,transparent)}.ruler-base,.ruler-tick{stroke:var(--stand-soft);stroke-width:1}.ruler-label{font-size:10.5px;fill:var(--stand-soft);text-anchor:middle;font-variant-numeric:tabular-nums}.notes .position{font-family:var(--font-part);font-weight:600}.detail-slide{margin:12px 0 0;padding-top:10px;border-top:1px solid var(--rule);font-size:14.5px;line-height:1.4}.detail-position{margin:0;font-weight:650;font-size:16px;color:var(--ink)}.detail-slide-note{margin:4px 0 0;color:var(--ink-soft)}.detail-slide-note.is-off{color:var(--red-ink)}.detail-why{margin:10px 0 0;font-size:14.5px;line-height:1.4;color:var(--red-ink)}.detail-facts{display:flex;gap:22px;margin:16px 0 10px}.detail-facts div{display:flex;flex-direction:column}.detail-facts dt{font-size:12.5px}.detail-facts dd{margin:0;font-size:17px;font-weight:600;color:var(--ink);font-variant-numeric:tabular-nums}.detail-facts dd.is-low,.margin .error{color:var(--red-ink)}.detail-empty .detail-lede{margin:0;font-family:var(--font-part);font-weight:600;font-size:24px;line-height:1.2;color:var(--ink)}.detail-empty .detail-hint{margin:10px 0 8px;font-size:15px;line-height:1.55}.tools{width:100%;margin-top:18px;padding-top:16px;border-top:1px solid var(--rule);display:flex;flex-direction:column;gap:10px}.tool-row{display:flex;flex-wrap:wrap;align-items:center;gap:8px}.tool-label{font-size:13px;font-weight:600;margin-right:2px}.tool-label+.tool-pair{margin-right:10px}.tool-value{min-width:8.5em;font-size:14px}.tool-pair{display:inline-flex}.tool{display:inline-grid;place-items:center;min-width:36px;height:34px;padding:0 10px;border:1px solid var(--stand-rule);background:#fff9;color:var(--blue);font-size:14px;font-weight:600;cursor:pointer;transition:background .12s,border-color .12s}.tool-pair .tool:first-child{border-radius:6px 0 0 6px}.tool-pair .tool+.tool{border-left:0;border-radius:0 6px 6px 0}.tool-text{border-radius:6px}.tool:hover:not(:disabled){background:color-mix(in srgb,var(--blue) 14%,transparent);border-color:var(--blue)}.tool:active:not(:disabled){background:color-mix(in srgb,var(--blue) 24%,transparent)}.tool:disabled{color:var(--stand-rule);background:transparent;cursor:default}.tool-danger{color:var(--red-ink)}.tool-danger:hover:not(:disabled){background:color-mix(in srgb,var(--red-ink) 14%,transparent);border-color:var(--red-ink)}.detail-tuning.is-edited{font-size:15px;font-weight:500;color:var(--ink)}.tuning.is-edited{font-style:italic}.margin-block .edits-status{margin:0}.edits-actions{display:flex;flex-wrap:wrap;gap:4px 18px}.key{margin:0;display:flex;flex-direction:column;gap:8px}.key div{display:grid;grid-template-columns:40px 1fr;gap:12px;align-items:center}.key dt svg{width:40px;height:28px;overflow:visible;display:block}.key dd{margin:0;font-size:14px;line-height:1.4}.key .mark-draw{animation:none;stroke-dashoffset:0}.export-inline,.notebar{display:none}.practice-block{margin-top:40px}.practice-block h2{margin:0 0 6px;font-family:var(--font-part);font-size:22px;font-weight:600;line-height:1.2;color:var(--ink)}.lesson{max-width:44rem;margin:4px 0 32px}.lesson-opening{margin:0;font-family:var(--font-part);font-size:clamp(19px,2vw,22px);font-weight:600;line-height:1.3;color:var(--ink);text-wrap:pretty}.lesson-label{margin:0;font-size:13px;font-weight:650;color:var(--ink-soft)}.lesson-working{margin:10px 0 0;font-size:16px;color:var(--ink)}.lesson-working .lesson-label{margin-right:6px}.lesson-focus{margin-top:20px;padding-top:16px;border-top:1px solid var(--rule)}.lesson-title{margin:2px 0 4px;font-family:var(--font-part);font-size:22px;font-weight:600;line-height:1.2;color:var(--ink)}.lesson-heard{margin:0 0 4px;font-size:16px;line-height:1.45;color:var(--ink)}.lesson-steps{margin:12px 0 10px;padding-left:22px;display:grid;gap:8px;font-size:16px;line-height:1.45;color:var(--ink)}.lesson-steps .text-action{display:inline-flex;padding:0;margin-left:2px;white-space:nowrap}.lesson-steps li::marker{font-variant-numeric:tabular-nums;color:var(--ink-soft)}.lesson-unclear{margin:12px 0 0}.practice-details-toggle{display:inline-flex;margin-top:32px}.practice-list-toggle{display:inline-flex;margin-top:40px}.practice-list-toggle+.notes{margin-top:16px}.practice-more{margin-top:10px}.practice-hint{margin:0 0 14px;max-width:34rem;font-size:14.5px;line-height:1.45;color:var(--ink-soft)}.slide-chart{margin:20px 0 28px}.slide-chart-scroll{overflow-x:auto}.slide-chart svg{display:block;overflow:visible;font-family:var(--font-ui)}.slide-chart figcaption{margin:10px 0 0}.slide-rail{stroke:var(--brass);stroke-width:4.5;stroke-linecap:round}.slide-tick{stroke:var(--brass);stroke-width:2.5;stroke-linecap:round}.slide-number{font-family:var(--font-part);font-weight:600;font-size:16px;fill:var(--brass-ink);text-anchor:middle}.slide-guide{stroke:var(--rule);stroke-width:1;stroke-dasharray:2 4}.slide-lane{font-size:12.5px;font-weight:600;fill:var(--ink-soft)}.slide-lane-trigger{font-weight:400}.slide-note{cursor:pointer}.slide-range{stroke:var(--ink-soft);stroke-width:6;stroke-linecap:round;opacity:.16}.slide-needle{stroke:var(--ink);stroke-width:1.5}.slide-dot{fill:var(--ink)}.slide-note.is-off .slide-needle{stroke:var(--red)}.slide-note.is-off .slide-dot{fill:var(--red)}.slide-note.is-once{opacity:.55}.slide-pitch{font-family:var(--font-part);font-weight:600;font-size:14px;fill:var(--ink);text-anchor:middle}.slide-note.is-selected{opacity:1}.slide-note.is-selected .slide-pitch{fill:var(--blue)}.slide-selected{fill:color-mix(in srgb,var(--blue) 17%,transparent);stroke:color-mix(in srgb,var(--blue) 55%,transparent);stroke-width:1}.slide-hit{fill:transparent;transition:fill .15s}.slide-note:hover .slide-hit{fill:color-mix(in srgb,var(--blue) 10%,transparent)}.by-position .row-select{font-family:var(--font-part);font-size:16px;font-weight:600;color:var(--ink)}.by-position tr.is-selected .row-select{color:var(--blue)}.by-position .range{color:var(--ink-soft);font-size:13.5px}.margin-block .margin-note{font-size:14px;line-height:1.45}.notebar{position:fixed;left:0;right:0;bottom:0;z-index:10;align-items:center;gap:4px;padding:6px 8px max(6px,env(safe-area-inset-bottom));background:var(--paper);border-top:1px solid var(--rule);box-shadow:0 -10px 24px -12px rgb(var(--shadow) / .3)}.notebar-body{flex:1;min-width:0;display:flex;align-items:baseline;flex-wrap:wrap;gap:0 10px}.notebar-pitch{font-family:var(--font-part);font-weight:600;font-size:22px}.notebar-tuning{font-weight:650;font-size:15px;font-variant-numeric:tabular-nums;color:var(--ink)}.notebar-tuning.is-off{color:var(--red)}.notebar-position{font-size:14px;font-weight:600;color:var(--ink-soft)}.notebar-place{width:100%;font-size:13px;color:var(--ink-soft)}.notebar-close{border:0;background:none;color:var(--blue);font-weight:650;padding:10px 8px;cursor:pointer}@media (max-width: 1060px){.desk{grid-template-columns:minmax(0,1fr)}.margin{position:static;max-height:none;overflow:visible;margin-left:0;padding:8px 0 0;display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:32px 48px}}@media (max-width: 640px){.stand{padding:0 0 48px}.masthead{padding:0 16px;height:56px;white-space:nowrap}.wordmark{font-size:20px}.brand-descriptor{display:none}.views{gap:16px;margin-left:20px}.by-position .range,.wide-only{display:none}.part{border-radius:0}.part-head{grid-template-columns:1fr auto;grid-template-areas:"inst inst" "tempo tempo" "title title" "source source" "note note";row-gap:10px;margin-bottom:20px}.part-title{max-width:none}.stand{padding-bottom:96px}.staves{gap:40px}.take-summary{justify-self:start;margin:8px 0 0}.blank-actions{flex-direction:column;align-items:stretch}.primary{justify-content:center}.export-inline{display:flex;flex-direction:column;align-items:flex-start;gap:4px;margin-top:28px}.margin-export{display:none}.notebar{display:flex}.practice-positions{margin-left:0}.notes .lasts{display:none}.notes td,.notes th{padding-left:6px;padding-right:6px}.margin{padding:8px 16px 0}}@media (prefers-reduced-motion: reduce){.mark-draw,.trombone.is-drawing path{animation:none;stroke-dashoffset:0}.trombone-outer{transition:none}.staves.is-writing .staff:after{animation:none;clip-path:none;opacity:.35}.primary,.progress-fill{transition:none}}.key-field select{font-size:15px}.input-level{margin:12px 0;max-width:320px}.input-level-track{display:block;height:6px;background:var(--rule);border-radius:3px;overflow:hidden}.input-level-fill{display:block;height:100%;background:var(--blue);transform-origin:left;transition:transform 80ms linear}.input-level-fill.is-hot{background:var(--red)}.record-microphone{display:block;margin-top:10px}.recent-takes{margin-top:20px}.recent-takes-title{margin:0 0 6px;font-size:14px;color:var(--ink-soft)}.recent-takes ul{list-style:none;margin:0;padding:0}.recent-takes li{display:flex;flex-wrap:wrap;align-items:baseline;gap:4px 10px;padding:3px 0}.recent-takes-when{font-size:13px;color:var(--ink-soft)}.recent-takes-remove{border:0;background:none;color:var(--ink-soft);font-size:16px;line-height:1;padding:2px 6px;cursor:pointer}.recent-takes-remove:hover{color:var(--ink)}.against-list{list-style:none;margin:10px 0;padding:0;font-size:14.5px}.against-list li{padding:3px 0}.against-actions{display:flex;flex-wrap:wrap;gap:16px;margin-top:8px}@font-face{font-family:Hanken Grotesk Variable;font-style:normal;font-display:swap;font-weight:100 900;src:url(data:font/woff2;base64,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) format("woff2-variations");unicode-range:U+0460-052F,U+1C80-1C8A,U+20B4,U+2DE0-2DFF,U+A640-A69F,U+FE2E-FE2F}@font-face{font-family:Hanken Grotesk Variable;font-style:normal;font-display:swap;font-weight:100 900;src:url(/assets/hanken-grotesk-vietnamese-wght-normal-CHiFlh_0.woff2) format("woff2-variations");unicode-range:U+0102-0103,U+0110-0111,U+0128-0129,U+0168-0169,U+01A0-01A1,U+01AF-01B0,U+0300-0301,U+0303-0304,U+0308-0309,U+0323,U+0329,U+1EA0-1EF9,U+20AB}@font-face{font-family:Hanken Grotesk Variable;font-style:normal;font-display:swap;font-weight:100 900;src:url(/assets/hanken-grotesk-latin-ext-wght-normal-Dg-wlmqe.woff2) format("woff2-variations");unicode-range:U+0100-02BA,U+02BD-02C5,U+02C7-02CC,U+02CE-02D7,U+02DD-02FF,U+0304,U+0308,U+0329,U+1D00-1DBF,U+1E00-1E9F,U+1EF2-1EFF,U+2020,U+20A0-20AB,U+20AD-20C0,U+2113,U+2C60-2C7F,U+A720-A7FF}@font-face{font-family:Hanken Grotesk Variable;font-style:normal;font-display:swap;font-weight:100 900;src:url(/assets/hanken-grotesk-latin-wght-normal-CaVRRdDk.woff2) format("woff2-variations");unicode-range:U+0000-00FF,U+0131,U+0152-0153,U+02BB-02BC,U+02C6,U+02DA,U+02DC,U+0304,U+0308,U+0329,U+2000-206F,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD}@font-face{font-family:"Source Serif 4 Variable";font-style:normal;font-display:swap;font-weight:200 900;src:url(/assets/source-serif-4-cyrillic-ext-wght-normal-cHuGMAiY.woff2) format("woff2-variations");unicode-range:U+0460-052F,U+1C80-1C8A,U+20B4,U+2DE0-2DFF,U+A640-A69F,U+FE2E-FE2F}@font-face{font-family:"Source Serif 4 Variable";font-style:normal;font-display:swap;font-weight:200 900;src:url(/assets/source-serif-4-cyrillic-wght-normal-DwHjdM4S.woff2) format("woff2-variations");unicode-range:U+0301,U+0400-045F,U+0490-0491,U+04B0-04B1,U+2116}@font-face{font-family:"Source Serif 4 Variable";font-style:normal;font-display:swap;font-weight:200 900;src:url(/assets/source-serif-4-greek-wght-normal-ece1310W.woff2) format("woff2-variations");unicode-range:U+0370-0377,U+037A-037F,U+0384-038A,U+038C,U+038E-03A1,U+03A3-03FF}@font-face{font-family:"Source Serif 4 Variable";font-style:normal;font-display:swap;font-weight:200 900;src:url(/assets/source-serif-4-vietnamese-wght-normal-D-yuW59g.woff2) format("woff2-variations");unicode-range:U+0102-0103,U+0110-0111,U+0128-0129,U+0168-0169,U+01A0-01A1,U+01AF-01B0,U+0300-0301,U+0303-0304,U+0308-0309,U+0323,U+0329,U+1EA0-1EF9,U+20AB}@font-face{font-family:"Source Serif 4 Variable";font-style:normal;font-display:swap;font-weight:200 900;src:url(/assets/source-serif-4-latin-ext-wght-normal-CxNHBx-q.woff2) format("woff2-variations");unicode-range:U+0100-02BA,U+02BD-02C5,U+02C7-02CC,U+02CE-02D7,U+02DD-02FF,U+0304,U+0308,U+0329,U+1D00-1DBF,U+1E00-1E9F,U+1EF2-1EFF,U+2020,U+20A0-20AB,U+20AD-20C0,U+2113,U+2C60-2C7F,U+A720-A7FF}@font-face{font-family:"Source Serif 4 Variable";font-style:normal;font-display:swap;font-weight:200 900;src:url(/assets/source-serif-4-latin-wght-normal-D9elroTD.woff2) format("woff2-variations");unicode-range:U+0000-00FF,U+0131,U+0152-0153,U+02BB-02BC,U+02C6,U+02DA,U+02DC,U+0304,U+0308,U+0329,U+2000-206F,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD}:root{--stand: #dde1e4;--stand-soft: #50555c;--stand-rule: #98a1ab;--shadow: 40 50 65;--paper: #fffefc;--ink: #26282c;--ink-soft: #5b5f66;--ink-faint: #6c727b;--ink-ghost: #aab1bb;--rule: #c9ced6;--field-line: #868c95;--hair: #edf0f3;--tint: #f5f7fa;--strip: #eef1f5;--disabled: #aeb8c6;--red: #cf3a1b;--red-ink: #a82a10;--blue: #1d4e9e;--blue-deep: #163d7c;--brass: #b07f22;--brass-ink: #7a540e;--font-ui: "Hanken Grotesk Variable", "Segoe UI", system-ui, sans-serif;--font-part: "Source Serif 4 Variable", Georgia, serif;--ease-out: cubic-bezier(.16, 1, .3, 1);color-scheme:light;accent-color:var(--blue);caret-color:var(--blue)}*{box-sizing:border-box}html{-webkit-text-size-adjust:100%;scrollbar-color:var(--stand-rule) var(--stand)}body{margin:0;background:var(--stand);color:var(--ink);font-family:var(--font-ui);font-size:16px;line-height:1.5;-webkit-font-smoothing:antialiased}::selection{background:color-mix(in srgb,var(--blue) 18%,transparent);color:var(--ink)}:focus-visible{outline:2px solid var(--blue);outline-offset:3px;border-radius:3px}button{font:inherit;color:inherit}a{color:var(--blue);text-underline-offset:3px}code{font-family:Cascadia Mono,Consolas,monospace;font-size:.88em}.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}::-webkit-scrollbar{width:12px;height:12px}::-webkit-scrollbar-track{background:var(--stand)}::-webkit-scrollbar-thumb{background:var(--stand-rule);border:3px solid var(--stand);border-radius:8px}