:root{color-scheme:light;--bg: #f4f6f8;--surface: #ffffff;--surface-2: #eef2f3;--ink: #161a1d;--muted: #64717a;--line: #d8e0e4;--teal: #0f766e;--teal-soft: #d7efeb;--gold: #b7791f;--gold-soft: #f7e4bd;--rose: #b42318;--blue: #2563eb;--shadow: 0 18px 45px rgba(22, 26, 29, .08);--radius: 8px;--font-serif: "DM Serif Display", "Charter", "Iowan Old Style", Georgia, serif;--font-sans: "Inter", system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", "Helvetica Neue", sans-serif;font-family:var(--font-sans);font-synthesis:none;text-rendering:optimizeLegibility;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}*{box-sizing:border-box}body{min-width:320px;min-height:100vh;margin:0;background:var(--bg);color:var(--ink)}button{font:inherit}.t-title-app,.t-title-piece,.t-title-section{font-family:var(--font-serif);font-weight:400;letter-spacing:0}.t-label,.t-microcopy,.t-badge,.t-button,.t-data{font-family:var(--font-sans)}.t-label{font-weight:800;letter-spacing:0}.t-badge{font-weight:900;letter-spacing:0}.t-button{font-weight:850;letter-spacing:0}.t-data{font-weight:800;letter-spacing:0}.app-shell{min-height:100vh;padding:22px}.topbar{display:flex;align-items:center;justify-content:space-between;gap:18px;max-width:1480px;margin:0 auto 18px}.brand{display:flex;align-items:center;gap:13px;min-width:0}.brand-mark{display:grid;flex:0 0 46px;width:46px;height:46px;place-items:center;border:1px solid #c7d2d7;border-radius:var(--radius);background:#182126;color:#f9f2e4;font-family:var(--font-serif);font-size:1.75rem}.brand h1,.practice-head h2{margin:0;font-family:var(--font-serif);font-weight:400;letter-spacing:0}.brand h1{font-size:clamp(2rem,4vw,3.2rem);line-height:.92}.brand p,.practice-head p{margin:5px 0 0;color:var(--muted)}.session-summary{display:flex;align-items:center;gap:10px;padding:10px 12px;border:1px solid var(--line);border-radius:var(--radius);background:var(--surface);white-space:nowrap}.session-summary span{color:var(--muted)}.course-primer{display:grid;grid-template-columns:minmax(0,1.15fr) minmax(340px,.85fr);gap:14px;max-width:1480px;margin:0 auto 16px;padding:16px;border:1px solid var(--line);border-radius:var(--radius);background:var(--surface);box-shadow:var(--shadow)}.midi-stage{display:grid;grid-template-columns:minmax(220px,.72fr) minmax(0,1.35fr) minmax(190px,.48fr);align-items:stretch;gap:12px;max-width:1480px;margin:0 auto 16px;padding:14px;border:1px solid #b7d8d3;border-radius:var(--radius);background:#f8fcfb;box-shadow:var(--shadow)}.midi-stage-head{display:grid;align-content:center;gap:8px;min-width:0}.midi-stage-head h2{display:flex;align-items:center;gap:10px;margin:0;font-family:var(--font-serif);font-size:clamp(1.75rem,2.4vw,2.35rem);font-weight:400;line-height:1.04}.midi-stage-head p{margin:0;color:#344249;line-height:1.45;overflow-wrap:anywhere}.midi-dot{flex:0 0 15px;width:15px;height:15px;border-radius:50%;background:var(--gold)}.midi-dot.is-ok{background:var(--teal)}.midi-dot.is-error{background:var(--rose)}.midi-readout{display:grid;grid-template-columns:repeat(4,minmax(96px,1fr));gap:8px;margin:0}.midi-readout div{display:grid;align-content:center;min-width:0;min-height:92px;padding:12px;border:1px solid var(--line);border-radius:var(--radius);background:#fff}.midi-readout dt{color:var(--muted);font-size:.72rem;font-weight:900;text-transform:uppercase}.midi-readout dd{min-width:0;margin:8px 0 0;font-size:clamp(1.08rem,1.8vw,1.45rem);font-weight:900;line-height:1.05;overflow-wrap:anywhere}.midi-actions{display:grid;gap:8px;min-width:0}.midi-event-line{display:grid;align-content:center;gap:6px;min-width:160px;padding:12px;border:1px solid var(--line);border-radius:var(--radius);background:#fff}.midi-event-line strong{color:var(--muted);font-size:.72rem;text-transform:uppercase}.midi-event-line span{font-weight:800;line-height:1.25}.midi-retry{min-height:44px;padding:0 14px;border:1px solid #0b5f59;border-radius:var(--radius);background:var(--teal);color:#fff;font-weight:850;cursor:pointer}.midi-retry:disabled{cursor:not-allowed;opacity:.55}.method-primer{align-items:stretch}.course-primer-copy strong{display:block;margin-bottom:5px;font-size:1.06rem}.method-primer-copy strong{max-width:940px;font-size:clamp(1.35rem,2.4vw,2.05rem);line-height:1.08}.course-primer-copy p{max-width:820px;margin:0;color:#344249;line-height:1.45}.method-primer-copy p{max-width:900px;font-size:1rem}.method-flow{display:grid;grid-template-columns:repeat(6,minmax(86px,1fr));gap:7px;margin-top:14px}.method-flow-step{display:grid;grid-template-columns:auto minmax(0,1fr);align-items:center;gap:7px;min-height:38px;padding:7px 9px;border:1px solid var(--line);border-radius:var(--radius);background:#fbfcfc;color:#344249;font-size:.82rem;font-weight:800}.method-flow-step em{display:grid;width:22px;height:22px;place-items:center;border-radius:50%;background:var(--surface-2);color:var(--muted);font-size:.72rem;font-style:normal}.method-flow-step.is-active{border-color:var(--teal);background:var(--teal-soft);color:#0b5f59}.method-flow-step.is-active em{background:var(--teal);color:#fff}.method-start{display:grid;align-content:start;gap:10px;padding-left:14px;border-left:3px solid var(--teal)}.method-start>strong{display:block;font-size:1.18rem;line-height:1.18}.method-start p{margin:0;color:#344249;line-height:1.42}.method-start-action{display:inline-flex;align-items:center;justify-content:center;min-height:44px;padding:0 14px;border:1px solid #0b5f59;border-radius:var(--radius);background:var(--teal);color:#fff;font-weight:850;cursor:pointer}.method-start-action{justify-self:start}.method-start-action:disabled{cursor:not-allowed;opacity:.55}.course-structure{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:8px}.course-structure div{min-width:0;padding:10px;border:1px solid var(--line);border-radius:var(--radius);background:#fbfcfc}.course-structure span{display:block;margin-bottom:5px;color:var(--muted);font-size:.72rem;font-weight:800;text-transform:uppercase}.course-structure strong{display:block;min-width:0;font-size:.92rem;line-height:1.25;overflow-wrap:anywhere}.workspace{display:grid;grid-template-columns:minmax(220px,280px) minmax(0,1fr) minmax(260px,320px);gap:16px;max-width:1480px;margin:0 auto;align-items:start}.library-panel,.coach-panel,.practice-panel{border:1px solid var(--line);border-radius:var(--radius);background:var(--surface);box-shadow:var(--shadow)}.library-panel,.coach-panel{position:sticky;top:18px;padding:14px}.library-section+.library-section{margin-top:18px}.section-label,.eyebrow,.mini-label{display:block;margin-bottom:8px;color:var(--muted);font-size:.72rem;font-weight:800;letter-spacing:0;text-transform:uppercase}.lesson-list{display:grid;gap:8px}.course-goal-list{display:grid;gap:7px}.course-goal{display:grid;grid-template-columns:26px minmax(0,1fr) auto;align-items:center;gap:8px;width:100%;min-height:56px;padding:9px;border:1px solid var(--line);border-radius:var(--radius);background:#fbfcfc;color:inherit;text-align:left}button.course-goal{cursor:pointer}button.course-goal:hover,button.course-goal:focus-visible{border-color:#9db6b3;outline:none}.course-goal.is-active{border-color:var(--teal);background:var(--teal-soft)}.course-goal.is-locked{opacity:.66}.course-goal strong,.course-goal small{display:block;min-width:0;overflow-wrap:anywhere}.course-goal strong{font-size:.88rem}.course-goal small{margin-top:2px;color:var(--muted);font-size:.76rem;line-height:1.25}.course-goal em{color:var(--muted);font-size:.68rem;font-style:normal;font-weight:800;text-transform:uppercase}.goal-number{display:grid;width:26px;height:26px;place-items:center;border-radius:50%;background:var(--surface-2);color:var(--muted);font-size:.78rem;font-weight:900}.course-goal.is-active .goal-number{background:var(--teal);color:#fff}.lesson-card{display:grid;grid-template-columns:minmax(0,1fr) auto;gap:10px;width:100%;min-height:72px;padding:12px;border:1px solid var(--line);border-radius:var(--radius);background:#fbfcfc;color:inherit;text-align:left;cursor:pointer}.lesson-card:hover,.lesson-card:focus-visible{border-color:#9db6b3;outline:none}.lesson-card.is-selected{border-color:var(--teal);background:var(--teal-soft)}.lesson-main{display:grid;gap:4px;min-width:0}.lesson-main strong,.lesson-main span{overflow-wrap:anywhere}.lesson-main span,.lesson-meta{color:var(--muted);font-size:.87rem}.lesson-meta{align-self:start;padding-top:1px;font-weight:700}.practice-panel{display:grid;gap:14px;min-width:0;padding:18px}.practice-head{display:flex;align-items:start;justify-content:space-between;gap:18px;padding-bottom:14px;border-bottom:1px solid var(--line)}.practice-head h2{font-size:clamp(2rem,5vw,3.8rem);line-height:1}.current-task{display:grid;grid-template-columns:minmax(0,1fr);gap:6px;margin:0;padding:12px;border:1px solid #b7d8d3;border-radius:var(--radius);background:#edf8f5}.current-task span{display:block;margin-bottom:4px;color:#0b5f59;font-size:.72rem;font-weight:900;text-transform:uppercase}.current-task strong{display:block;font-size:1.08rem;line-height:1.2}.current-task p{max-width:760px;margin:4px 0 0;color:#344249;line-height:1.38}.progress-ring{--progress: 0;display:grid;flex:0 0 70px;width:70px;height:70px;place-items:center;border-radius:50%;background:radial-gradient(circle at center,#ffffff 58%,transparent 59%),conic-gradient(var(--teal) calc(var(--progress) * 1%),#dfe7ea 0);color:var(--teal);font-size:.95rem;font-weight:800}.status-row{display:grid;grid-template-columns:minmax(0,1fr) minmax(210px,auto);align-items:center;gap:10px;margin:0}.status-row.is-compact{grid-template-columns:minmax(0,1fr);justify-items:end}.status-message{border:1px solid var(--line);border-radius:var(--radius);background:#fbfcfc;display:grid;grid-template-columns:auto minmax(0,1fr);align-items:center;column-gap:10px;min-height:62px;padding:12px}.status-message strong{grid-column:2;min-width:0;overflow-wrap:anywhere}.status-dot{width:12px;height:12px;border-radius:50%;background:var(--gold)}.status-dot.imitating{background:var(--teal)}.status-dot.complete{background:var(--blue)}.detector-status{display:inline-flex;align-items:center;justify-self:end;gap:8px;min-height:34px;max-width:100%;padding:7px 10px;border:1px solid var(--line);border-radius:999px;background:#f8fafb;color:var(--muted);font-size:.78rem;white-space:nowrap}.detector-status.is-detected{border-color:#b7d8d3;background:#f7fcfb;color:#0b5f59}.detector-dot{flex:0 0 8px;width:8px;height:8px;border-radius:50%;background:#aab6bc}.detector-status.is-detected .detector-dot{background:var(--teal)}.score-wrap{width:100%;margin:0;overflow-x:auto;border:1px solid var(--line);border-radius:var(--radius);background:#fdfefe}.staff{display:block;min-height:220px;background:#fdfefe}.staff-lines line,.ledger,.stem,.flag,.bar-line{stroke:#9aa8af;stroke-width:1.5}.bar-line{stroke:#cbd5d9}.phrase-band{fill:#edf8f5}.stem{stroke:#263238}.flag{fill:none;stroke:#263238;stroke-width:2.1;stroke-linecap:round}.clef{fill:#253037;font-family:var(--font-serif);font-size:48px}.bass-clef{font-size:40px}.staff-hand-label{fill:var(--muted);font-size:12px;font-weight:900}.accidental{fill:#263238;font-family:var(--font-sans);font-size:18px;font-weight:800}.staff-note{fill:#fff;stroke:#263238;stroke-width:2}.staff-note.is-filled{fill:#263238}.staff-note.is-preview{fill:var(--gold-soft);stroke:var(--gold)}.staff-note.is-active{fill:var(--teal-soft);stroke:var(--teal);stroke-width:3}.staff-note.is-done{fill:var(--teal);stroke:var(--teal)}.staff-note.is-bass{stroke:var(--blue)}.staff-note.is-bass.is-preview{fill:var(--gold-soft);stroke:var(--gold)}.staff-note.is-bass.is-active{fill:var(--teal-soft);stroke:var(--teal);stroke-width:3}.staff-note.is-bass.is-done{fill:var(--teal);stroke:var(--teal)}.staff-note.is-muted,.stem.is-muted,.flag.is-muted,.accidental.is-muted,.rhythm-dot.is-muted{opacity:.24}.rhythm-dot{fill:#263238}.staff text:not(.clef){fill:var(--muted);font-size:12px;font-weight:800}.note-strip{display:flex;gap:8px;overflow-x:auto;margin:0;padding-bottom:4px}.note-chip{display:grid;flex:0 0 90px;min-height:68px;align-content:center;gap:3px;padding:8px;border:1px solid var(--line);border-radius:var(--radius);background:#fbfcfc}.note-chip span{font-weight:800}.note-chip small{color:var(--muted);font-size:.75rem}.note-chip em{color:#344249;font-size:.7rem;font-style:normal;font-weight:800;overflow-wrap:anywhere}.note-chip.is-active{border-color:var(--teal);background:var(--teal-soft)}.note-chip.is-bass{border-style:dashed;border-color:#9bb8e8}.note-chip.is-bass.is-active,.note-chip.is-bass.is-preview{border-style:solid}.note-chip.is-preview{border-color:var(--gold);background:var(--gold-soft)}.note-chip.is-done{border-color:#8fb9b2;background:#e8f6f2}.keyboard-wrap{width:100%;overflow-x:auto;padding-bottom:4px}.keyboard{position:relative;min-width:660px;height:126px;border:1px solid #aebbc1;border-radius:var(--radius);background:#1b2328;overflow:hidden}.white-keys{display:grid;grid-template-columns:repeat(var(--white-count),minmax(0,1fr));height:100%}.piano-key{position:relative;border:0;cursor:pointer;transition:background-color .14s ease,box-shadow .14s ease,opacity .14s ease}.white-key{display:flex;align-items:end;justify-content:center;padding:0 2px 10px;border-right:1px solid #c4cdd1;background:#fbfbf8;color:#283238}.white-key:last-child{border-right:0}.black-keys{position:absolute;inset:0;pointer-events:none}.black-key{position:absolute;top:0;height:63%;border-radius:0 0 5px 5px;background:#161a1d;color:#f9fbfb;pointer-events:auto;z-index:2}.piano-key span{display:block;max-width:100%;overflow:hidden;font-size:.68rem;font-weight:800;text-overflow:ellipsis;white-space:nowrap}.black-key span{position:absolute;right:2px;bottom:8px;left:2px;color:#e8eeee;text-align:center}.piano-key.is-piece-note:after{position:absolute;right:12%;bottom:0;left:12%;height:4px;border-radius:999px 999px 0 0;background:var(--teal);content:""}.black-key.is-piece-note:after{right:18%;left:18%;height:3px;background:#5eead4}.white-key.is-muted-note:not(.is-current):not(.is-detected){background:#edf1f2;opacity:.42}.black-key.is-muted-note:not(.is-current):not(.is-detected){background:#1d252a;opacity:.44}.piano-key.is-current{background:var(--gold-soft);box-shadow:inset 0 0 0 3px var(--gold)}.black-key.is-current{background:#5c3c0f}.piano-key.is-detected{box-shadow:inset 0 0 0 3px var(--blue)}.tempo-control{display:grid;grid-template-columns:auto minmax(0,1fr) auto;align-items:center;gap:10px;margin:0;padding:10px;border:1px solid var(--line);border-radius:var(--radius);background:#fbfcfc}.tempo-control>span,.tempo-control>strong{color:var(--muted);font-size:.85rem;font-weight:800;white-space:nowrap}.tempo-control>div{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:6px}.tempo-option{min-height:36px;padding:0 10px;border:1px solid var(--line);border-radius:var(--radius);background:#fff;color:var(--ink);font-weight:800;cursor:pointer}.tempo-option.is-active{border-color:var(--teal);background:var(--teal-soft);color:#0b5f59}.controls{display:grid;grid-template-columns:repeat(auto-fit,minmax(112px,1fr));gap:10px;margin:0}.control-button,.wide-action{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:48px;padding:0 14px;border:1px solid #b9c6cb;border-radius:var(--radius);background:#fff;color:var(--ink);font-weight:800;cursor:pointer}.control-button:hover,.control-button:focus-visible,.wide-action:hover,.wide-action:focus-visible{border-color:var(--teal);outline:none}.control-button.primary{border-color:#0b5f59;background:var(--teal);color:#fff}.control-button.stop{border-color:#9f2a20;background:#fff6f4;color:#9f2a20}.control-button.live{border-color:#0b5f59;background:var(--teal-soft);color:#0b5f59}.control-button:disabled{cursor:not-allowed;opacity:.5}.coach-panel{display:grid;gap:12px}.coach-block{padding:12px;border:1px solid var(--line);border-radius:var(--radius);background:#fbfcfc}.coach-block p{margin:0;color:#344249;line-height:1.45}.coach-block p+p{margin-top:10px}.method-block{background:#f9fbfb}.method-caption{margin:0 0 10px!important;color:#344249;font-size:.9rem;line-height:1.4}.method-steps{display:grid;gap:7px}.method-step{display:grid;grid-template-columns:minmax(72px,auto) minmax(0,1fr);align-items:center;gap:8px;min-height:38px;padding:8px;border:1px solid var(--line);border-radius:var(--radius);background:#fff;color:inherit;text-align:left;cursor:pointer}.method-step strong,.method-step span{min-width:0;overflow-wrap:anywhere}.method-step strong{font-size:.9rem}.method-step span{color:var(--muted);font-size:.78rem}.method-step.is-active{border-color:var(--teal);background:var(--teal-soft)}.method-step.is-done strong{color:var(--teal)}.phrase-cue{padding-top:10px;border-top:1px solid var(--line);color:#0f5f59!important;font-weight:700}.coach-block.compact{display:grid;gap:12px}.coach-block.compact strong{display:block;line-height:1.25}.coach-block.result{border-color:#b7d8d3;background:#edf8f5}.phrase-tabs{display:grid;gap:8px}.phrase-tab{display:flex;align-items:center;gap:9px;width:100%;min-height:42px;padding:8px;border:1px solid var(--line);border-radius:var(--radius);background:#fff;color:inherit;font-weight:700;text-align:left;cursor:pointer}.phrase-index{display:grid;width:24px;height:24px;place-items:center;border-radius:50%;background:var(--surface-2);color:var(--muted);font-size:.78rem}.phrase-tab.is-active{border-color:var(--teal);background:var(--teal-soft)}.phrase-tab.is-active .phrase-index{background:var(--teal);color:#fff}.wide-action{width:100%;border-color:#0b5f59;background:var(--teal);color:#fff}.home-layout,.course-catalog{max-width:1480px;margin:0 auto}.home-layout{display:grid;grid-template-columns:minmax(0,1fr) minmax(280px,350px);gap:16px;align-items:start}.main-flow,.context-panel{display:grid;gap:16px;min-width:0}.context-panel{position:sticky;top:18px}.support-label{display:block;margin-bottom:8px;color:var(--muted);font-size:.78rem;font-weight:800;letter-spacing:0}.support-card,.today-panel,.course-catalog{border:1px solid var(--line);border-radius:var(--radius);background:var(--surface);box-shadow:var(--shadow)}.support-card,.today-panel{padding:16px}.support-card-head h3,.catalog-head h2,.today-copy h2{margin:0;font-family:var(--font-serif);font-weight:400;letter-spacing:0}.support-card-head h3{font-size:1.55rem;line-height:1.05}.support-card-head h3.t-label,.support-card-head h3.t-badge{font-family:var(--font-sans);font-weight:800}.support-card-head p,.support-details p,.catalog-head p,.today-copy p{margin:6px 0 0;color:#344249;line-height:1.45}.today-panel{display:grid;grid-template-columns:minmax(0,1fr);gap:14px}.today-copy h2{font-size:clamp(2.4rem,5.4vw,5rem);line-height:.94}.today-objective{margin-top:16px;padding:12px;border-left:4px solid var(--teal);border-radius:var(--radius);background:#edf8f5}.today-objective span{display:block;color:var(--muted);font-size:.76rem;font-weight:800}.today-objective strong{display:block;margin-top:3px;line-height:1.25}.phase-stepper{display:grid;grid-template-columns:repeat(6,minmax(0,1fr));gap:8px}.phase-step{display:grid;grid-template-columns:auto minmax(0,1fr);align-items:center;gap:8px;min-height:58px;padding:10px;border:1px solid var(--line);border-radius:var(--radius);background:#fbfcfc;color:inherit;text-align:left;cursor:pointer}.phase-step span{display:grid;grid-row:1 / span 2;width:28px;height:28px;place-items:center;border-radius:50%;background:var(--surface-2);color:var(--muted);font-size:.82rem;font-weight:900}.phase-step strong,.phase-step small{min-width:0;overflow-wrap:anywhere}.phase-step strong{font-size:.92rem;line-height:1.1}.phase-step small{color:var(--muted);font-size:.73rem;font-weight:800}.phase-step.is-completat{border-color:#9fc9c2;background:#edf8f5}.phase-step.is-completat span,.phase-step.is-ara span{background:var(--teal);color:#fff}.phase-step.is-ara{border-color:var(--teal);background:var(--teal-soft)}.phase-step.is-seguent{border-color:#d7b16d;background:#fff8e8}.practice-toolbar{display:grid;gap:10px}.midi-stage.support-card{display:grid;grid-template-columns:1fr;gap:12px;max-width:none;min-height:0;margin:0;padding:16px;border-color:var(--line);background:var(--surface)}.midi-stage .support-card-head h3{display:flex;align-items:center;gap:9px}.midi-actions{display:grid;grid-template-columns:1fr;gap:8px}.midi-retry,.midi-mic{min-height:42px;padding:0 12px;border-radius:var(--radius);font-weight:850;cursor:pointer}.midi-retry{border:1px solid #0b5f59;background:var(--teal);color:#fff}.midi-mic{border:1px solid var(--line);background:#fff;color:var(--ink)}.midi-retry:disabled,.midi-mic:disabled{cursor:not-allowed;opacity:.55}.midi-diagnostics,.support-details{border-top:1px solid var(--line);padding-top:10px}.midi-diagnostics summary,.support-details summary{cursor:pointer;color:#243137;font-weight:850}.summary-title{display:inline}.details-preview{display:block;margin-top:4px;margin-left:18px;color:#56646d;font-size:.84rem;font-weight:600;line-height:1.32}.support-details[open] .details-preview{display:none}.midi-diagnostics .midi-readout{grid-template-columns:repeat(2,minmax(0,1fr));margin-top:10px}.midi-diagnostics .midi-readout div{min-height:72px}.midi-diagnostics .midi-readout dd{font-size:1rem}.midi-diagnostics .midi-event-line{margin-top:8px}.support-details{margin-top:12px}.support-details .phrase-tabs{margin-top:10px}.course-catalog{margin-top:18px;padding:16px}.catalog-head{max-width:760px;margin-bottom:14px}.catalog-head h2{font-size:clamp(1.8rem,3vw,2.6rem);line-height:1}.catalog-tabs{display:flex;gap:18px;min-height:46px;margin:0 0 14px;border-bottom:1px solid var(--line)}.catalog-tab{position:relative;min-height:44px;padding:0 2px;border:0;background:transparent;color:var(--muted);font-weight:850;cursor:pointer}.catalog-tab:after{position:absolute;right:0;bottom:-1px;left:0;height:3px;border-radius:999px 999px 0 0;background:transparent;content:""}.catalog-tab.is-active{color:#0b5f59}.catalog-tab.is-active:after{background:var(--teal)}.course-route,.skills-catalog,.skills-list{display:grid;gap:10px}.route-objective{border:1px solid var(--line);border-radius:var(--radius);background:#fbfcfc}.route-objective.is-active{border-color:#9fc9c2;background:#f7fcfb}.route-objective.is-locked{opacity:.66}.route-objective-row{display:grid;grid-template-columns:34px minmax(0,1fr) auto;align-items:center;gap:10px;width:100%;min-height:62px;padding:10px 12px;border:0;border-radius:var(--radius);background:transparent;color:inherit;text-align:left}button.route-objective-row{cursor:pointer}button.route-objective-row:hover,button.route-objective-row:focus-visible{outline:2px solid #b7d8d3;outline-offset:-2px}.route-objective-copy{display:grid;gap:3px;min-width:0}.route-objective-copy strong,.route-objective-copy small{min-width:0;overflow-wrap:anywhere}.route-objective-copy small{color:var(--muted);line-height:1.3}.route-objective-row em{color:var(--muted);font-size:.72rem;font-style:normal;font-weight:900;text-transform:uppercase}.route-objective.is-active .goal-number{background:var(--teal);color:#fff}.route-session-list,.skills-list{display:grid;gap:8px}.route-session-list{margin:0 12px 12px 56px;padding-top:2px}.route-session{display:grid;grid-template-columns:minmax(0,1fr) auto auto;align-items:center;gap:10px;width:100%;min-height:58px;padding:10px 12px;border:1px solid var(--line);border-radius:var(--radius);background:#fff;color:inherit;text-align:left;cursor:pointer}.route-session:hover,.route-session:focus-visible{border-color:var(--teal);outline:none}.route-session span:first-child{display:grid;gap:3px;min-width:0}.route-session strong,.route-session small{min-width:0;overflow-wrap:anywhere}.route-session small,.route-session-meta{color:var(--muted);font-size:.84rem}.route-session-meta{font-weight:800;white-space:nowrap}.route-session em{padding:4px 8px;border-radius:999px;background:var(--teal-soft);color:#0b5f59;font-size:.72rem;font-style:normal;font-weight:900}.route-session.is-selected{border-color:var(--teal);background:var(--teal-soft)}.route-placeholder,.skills-catalog-note{margin:0;color:var(--muted);line-height:1.4}.route-placeholder{margin:0 12px 12px 56px;padding:10px 12px;border:1px dashed var(--line);border-radius:var(--radius);background:#fff}.skills-catalog-note{padding:0 2px 2px}.catalog-grid{display:grid;grid-template-columns:minmax(240px,.8fr) repeat(2,minmax(260px,1fr));gap:14px}.catalog-card{min-width:0;padding:14px;border:1px solid var(--line);border-radius:var(--radius);background:#fbfcfc}.catalog-card .library-section+.library-section{margin-top:0}@media(max-width:1120px){.course-primer,.midi-stage{grid-template-columns:1fr}.midi-readout{grid-template-columns:repeat(2,minmax(0,1fr))}.method-start{padding-top:14px;padding-left:0;border-top:3px solid var(--teal);border-left:0}.method-flow{grid-template-columns:repeat(3,minmax(0,1fr))}.workspace,.home-layout,.catalog-grid{grid-template-columns:1fr}.context-panel{position:static}.phase-stepper{grid-template-columns:repeat(3,minmax(0,1fr))}.library-panel,.coach-panel{position:static}.library-panel{display:grid;grid-template-columns:1fr 1fr;gap:14px}.course-map{grid-column:1 / -1}.library-section+.library-section{margin-top:0}.coach-panel{grid-template-columns:repeat(2,minmax(0,1fr))}}@media(max-width:760px){.app-shell{padding:12px}.topbar,.practice-head,.status-row,.course-primer,.midi-stage,.midi-readout{grid-template-columns:1fr}.topbar,.practice-head{align-items:stretch;flex-direction:column}.session-summary{justify-content:space-between}.library-panel,.coach-panel,.course-structure,.method-flow,.current-task,.phase-stepper{grid-template-columns:1fr}.method-start-action,.midi-retry{width:100%}.midi-readout div{min-height:86px}.practice-panel{order:1}.library-panel{order:2}.coach-panel{order:3}.controls{grid-template-columns:1fr 1fr}.tempo-control{grid-template-columns:1fr}.tempo-control>strong{justify-self:end}.catalog-tabs{gap:14px}.route-objective-row{grid-template-columns:30px minmax(0,1fr)}.route-objective-row em{grid-column:2;justify-self:start}.route-session-list,.route-placeholder{margin-left:42px}.route-session{grid-template-columns:minmax(0,1fr) auto}.route-session em{grid-column:1 / -1;justify-self:start}.keyboard{min-width:560px;height:112px}}@media(max-width:460px){.controls{grid-template-columns:1fr}.brand{align-items:start}.practice-panel,.library-panel,.coach-panel{padding:12px}}