@import url('./noteunlock.css');
:root{--paper:#f2f1e9;--panel:#fffef8;--green:#214f3d;--accent:#e9b477;--mint:#e3eddb;--soft:#ebede5;--ink:#23362e;--muted:#68786e;font-family:'Segoe UI','Yu Gothic UI',Arial,sans-serif}
.app-header{max-width:1320px}.brand-mark{background:var(--green);color:#e8be80}.brand small{letter-spacing:1.2px}.header-actions .byline{font-size:11px}main{max-width:1320px}.experience-heading{display:flex;justify-content:space-between;align-items:end;gap:20px;margin:6px 0 24px}.experience-heading h1{font-size:clamp(29px,3.1vw,43px);max-width:680px}.experience-heading p{margin:8px 0 0;font-size:13px;color:var(--muted)}.course-time{font-size:13px;white-space:nowrap;padding-bottom:4px}.course-nav{display:flex;gap:7px;overflow-x:auto;padding:12px 0;margin-bottom:20px;border-block:1px solid var(--line)}.course-nav button{flex:1;min-width:120px;font-size:12px;background:transparent;border:0;text-align:left;padding:10px}.course-nav button span{display:block;font-size:10px;letter-spacing:1px;color:var(--muted);margin-bottom:4px}.course-nav button[aria-current=step]{background:var(--mint)}.lesson-layout{display:grid;grid-template-columns:300px minmax(0,1fr);gap:24px;align-items:start}.coach-card{position:sticky;top:18px;padding:24px}.coach-heading{display:flex;align-items:center;gap:12px;margin:16px 0}.coach-avatar{width:48px;height:48px;flex-shrink:0}.coach-heading span{font-size:10px;letter-spacing:1.5px;color:var(--muted);font-weight:700}.coach-card h2{font-size:25px;line-height:1.3}.coach-card .coach-message{font-size:15px;line-height:1.7}.coach-card .step-purpose{font-size:14px;color:var(--muted);line-height:1.7;margin-top:16px}.step-track{display:flex;gap:5px;margin-top:24px}.step-track button{flex:1;min-width:0;min-height:30px;padding:0;border:0;border-radius:4px;background:var(--soft);font-size:11px}.step-track button[aria-current=step]{background:var(--green);color:white}.step-track button.visited{background:#d6e3cc}.practice-column{min-width:0}.live-card{padding:24px 28px;position:relative;overflow:hidden}.live-top{font-size:12px}.session-badge{color:var(--muted);font-size:12px;font-variant-numeric:tabular-nums}.live-now{display:grid;grid-template-columns:1fr 1.35fr;gap:20px;align-items:center;margin:20px 0}.live-chord{font-size:74px;font-weight:750;letter-spacing:-2px;line-height:1.1}.live-cue{background:var(--mint);border-radius:12px;padding:16px 20px;min-height:108px;display:flex;flex-direction:column;justify-content:center}.live-cue.quiet-cue{background:var(--soft)}.live-cue>span{font-size:10px;letter-spacing:1.5px;color:var(--muted)}.live-cue strong{font-size:26px;line-height:1.3;margin:3px 0}.live-cue small{font-size:12px;color:var(--muted)}.live-bottom{display:flex;justify-content:space-between;gap:15px;align-items:center;border-top:1px solid var(--line);padding-top:14px;font-size:14px}.next-symbol{font-size:23px;font-weight:700;margin-left:9px}.live-beats{display:flex;gap:8px}.live-beats i{width:10px;height:10px;border-radius:50%;background:#d2dccc}.live-beats i.on{background:var(--green)}.progression{display:flex;gap:6px;margin-top:18px}.progression>span{flex:1;text-align:center;background:var(--paper);border:1px solid var(--line);border-radius:8px;padding:8px;font-size:14px}.progression>span.active{background:var(--mint);border-color:var(--green)}.session-progress{height:4px;background:var(--soft);margin:18px -28px -24px}.session-progress div{height:100%;background:var(--green);width:0;transition:width .2s}.board-panel{margin-top:16px;padding:20px}.board-heading{display:flex;justify-content:space-between;gap:12px;align-items:center;margin-bottom:12px;font-size:11px;color:var(--muted)}.board-heading h3{font-size:14px;margin:0;color:var(--ink)}.experience-board{width:100%;display:block}.fret-label,.string-label{font:16px 'Segoe UI',sans-serif;fill:#6c7b70}.board-note{cursor:pointer}.board-note circle{fill:#dfe4d6;stroke:#c4cebc;stroke-width:1}.board-note text{font:600 16px 'Segoe UI',sans-serif;fill:#53664f}.board-note.chord-tone circle{fill:#e4b77e;stroke:#c29a68;stroke-width:1.5}.board-note.chord-tone text{fill:#40351f}.board-note.chosen circle,.board-note.root-anchor circle{fill:var(--green);stroke:#93b879;stroke-width:3}.board-note.chosen text,.board-note.root-anchor text{fill:white}.board-note text.role-tag{fill:#54754b;font-size:11px}.board-note:focus-visible{outline:none}.board-note:focus-visible circle{stroke:#397eb4;stroke-width:4}.board-note:hover circle{stroke-width:3;stroke:var(--green)}.layer-controls{display:flex;gap:7px;flex-wrap:wrap;margin-top:12px}.layer-controls button{font-size:11px;min-height:36px;padding:7px 10px}.layer-controls button[aria-pressed=true]{background:var(--mint);border-color:#8ca57d}.position-controls{display:flex;gap:7px;flex-wrap:wrap;margin-bottom:12px}.position-controls button{font-size:12px;flex:1;padding:9px;min-height:44px}.position-controls button[aria-pressed=true]{background:var(--mint);border-color:var(--green)}.map-closed{display:grid;place-items:center;min-height:125px;text-align:center;color:var(--muted);font-size:15px;background:linear-gradient(120deg,#f1f3eb,#e9eee2);border-radius:12px;padding:25px;line-height:1.7}.board-small{font-size:12px;color:var(--muted);margin:12px 0 0}.audition-row{display:flex;flex-wrap:wrap;gap:7px;margin-top:14px}.audition-row button{font-size:12px;flex:1}.choice-panel{margin-bottom:16px;padding:18px 20px}.choice-panel p{font-size:13px;color:var(--muted)}.target-selects{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:10px}.target-selects label{display:flex;flex-direction:column;gap:5px;font-size:12px;font-weight:650}.target-selects select{width:100%;min-width:0;font-size:12px;min-height:44px;border:1px solid var(--line);border-radius:8px;background:var(--panel);color:var(--ink);padding:7px}.chord-tabs{display:flex;gap:6px;margin-bottom:12px}.chord-tabs button{flex:1;padding:8px;font-size:14px}.chord-tabs button[aria-pressed=true]{background:var(--mint);border-color:var(--green)}.experience-transport{position:sticky;bottom:12px;z-index:9;display:flex;align-items:center;justify-content:space-between;gap:12px;border:1px solid var(--line);background:var(--panel);border-radius:14px;padding:13px 16px;margin-top:16px;box-shadow:0 4px 20px #23382f10}.experience-transport>div{display:flex;gap:8px}.experience-transport button{white-space:nowrap}.transport-time{font-size:12px;line-height:1.5;text-align:right;color:var(--muted);font-variant-numeric:tabular-nums}.round-message{font-size:13px;color:var(--muted);min-height:24px;margin:13px 0}.lesson-actions{display:flex;gap:9px;margin:18px 0}.lesson-actions button{flex:1}.experience-settings{margin-top:14px;border-top:1px solid var(--line);padding-top:12px;font-size:13px}.experience-settings summary{min-height:40px;cursor:pointer;color:var(--muted)}.experience-settings .settings-grid{grid-template-columns:repeat(3,minmax(0,1fr))}.check-card{margin-top:18px}.check-card>p{font-size:13px;color:var(--muted)}.role-checks{display:grid;grid-template-columns:1fr 1fr;gap:10px;margin:16px 0}.role-checks label{display:flex;flex-direction:column;gap:7px;padding:12px;border:1px solid var(--line);border-radius:10px;font-size:13px}.role-checks select,.reflection-form select,.reflection-form textarea{width:100%;min-height:44px;padding:9px;border:1px solid var(--line);border-radius:8px;background:var(--panel);color:var(--ink);font-size:13px}.role-checks label>span{font-size:11px;color:var(--muted)}.role-checks label strong{font-size:16px}.progress-card{margin-top:20px}.progress-card>p{font-size:12px;color:var(--muted)}.role-map{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:9px;margin-top:16px}.role-map article{padding:13px 10px;border:1px solid var(--line);border-radius:12px;background:var(--paper)}.role-map article.independent{background:var(--mint);border-color:#93ab80}.role-map article.with-hints{background:#f5ead5;border-color:#d2b381}.role-map article.needs-work{border-style:dashed}.role-map article strong{font-size:23px;display:block}.role-map article>span{display:block;font-size:11px;margin:5px 0;min-height:34px}.role-map article small{font-size:10px;color:var(--muted);display:block}.progress-total{float:right;color:var(--green);font-size:12px}.reflection-layout{max-width:980px}.reflection-form{display:grid;gap:17px;margin:22px 0}.reflection-form>label{display:flex;flex-direction:column;gap:7px;font-size:14px}.reflection-form textarea{min-height:90px;resize:vertical}.reflection-form button{justify-self:start}.reflection-saved{padding:15px;background:var(--mint);border-radius:10px;font-size:14px;margin-bottom:18px}.resume-bar{display:flex;justify-content:space-between;gap:15px;align-items:center}.resume-bar button{font-size:12px;white-space:nowrap}.playing-focus .app-header,.playing-focus .experience-heading,.playing-focus .course-nav,.playing-focus .resume-bar,.playing-focus .storage-notice,.playing-focus .coach-card,.playing-focus .choice-panel,.playing-focus .experience-settings,.playing-focus .check-card,.playing-focus .progress-card,.playing-focus .lesson-actions,.playing-focus .site-footer,.playing-focus .audition-row,.playing-focus .layer-controls,.playing-focus .position-controls,.playing-focus .board-small,.playing-focus .board-heading{display:none}.playing-focus .lesson-layout{grid-template-columns:minmax(0,1fr);max-width:940px;margin:auto}.playing-focus main{padding-top:20px}.playing-focus .live-chord{font-size:90px}.playing-focus .live-cue strong{font-size:30px}.playing-focus .board-panel{padding:12px 20px}.playing-focus .round-message{text-align:center}.playing-focus .experience-transport{bottom:15px}.playing-focus .progression{margin-top:12px}.playing-focus .live-card{padding:24px 28px}.playing-focus .live-now{margin:15px 0}.playing-focus .experience-board{max-height:300px}.playing-focus .board-panel:has(.map-closed){display:none}.playing-focus .map-closed{display:none}[hidden]{display:none!important}
@media(max-width:1000px){.lesson-layout{grid-template-columns:255px minmax(0,1fr);gap:16px}.coach-card{padding:20px}.live-card{padding:20px}.live-chord{font-size:62px}.live-cue{padding:13px}.live-cue strong{font-size:22px}.target-selects{grid-template-columns:1fr 1fr}.role-map{grid-template-columns:repeat(3,minmax(0,1fr))}.session-progress{margin:16px -20px -20px}}
@media(max-width:760px){.app-header{padding:16px 18px}.experience-heading{margin:2px 0 16px}.experience-heading h1{font-size:29px}.course-time{display:none}main{padding:0 16px 105px}.course-nav{margin-bottom:14px;gap:3px}.course-nav button{min-width:110px;flex:none}.lesson-layout{display:flex;flex-direction:column;gap:14px}.coach-card{position:static;width:100%;padding:17px}.coach-card h2{font-size:24px}.coach-heading{margin:8px 0}.coach-card .coach-message{font-size:14px;margin-bottom:6px}.coach-card .step-purpose{font-size:13px;margin-top:10px}.step-track{margin-top:14px}.practice-column{width:100%}.live-card{padding:18px}.live-now{gap:12px;margin:14px 0}.live-chord{font-size:56px}.live-cue{min-height:95px;padding:12px}.live-cue strong{font-size:22px}.live-cue small{font-size:11px}.live-bottom{font-size:12px;padding-top:12px}.next-symbol{font-size:21px}.progression{margin-top:12px}.progression>span{font-size:13px;padding:7px 4px}.board-panel{padding:14px 8px}.board-heading{padding:0 7px}.experience-board{max-height:none}.board-small,.layer-controls{margin-inline:7px}.audition-row{padding-inline:7px}.audition-row button{flex-basis:100%;text-align:left}.position-controls{padding-inline:6px}.position-controls button{font-size:11px}.choice-panel{padding:16px}.target-selects{gap:8px}.experience-transport{position:fixed;bottom:0;left:0;right:0;border-radius:0;margin:0;padding:11px 14px;padding-bottom:calc(11px + env(safe-area-inset-bottom));box-shadow:0 -4px 20px #23382f15}.experience-transport button{font-size:13px;padding:10px 13px}.transport-time{font-size:11px}.experience-settings .settings-grid{grid-template-columns:1fr 1fr}.role-checks{grid-template-columns:1fr}.role-map{grid-template-columns:1fr 1fr}.progress-card{padding:18px}.resume-bar{align-items:start;font-size:12px;flex-direction:column;gap:8px}.playing-focus main{padding-top:12px}.playing-focus .live-card{padding:18px}.playing-focus .live-chord{font-size:clamp(62px,20vw,88px)}.playing-focus .live-cue strong{font-size:24px}.playing-focus .board-panel{padding:8px 2px;margin-top:12px}.playing-focus .experience-board{max-height:none}.playing-focus .experience-transport{bottom:0}.playing-focus .round-message{font-size:12px}.session-progress{margin:14px -18px -18px}.reflection-layout .card{padding:19px}}
@media(max-width:380px){.brand small{display:none}.live-now{grid-template-columns:.85fr 1.4fr}.live-cue strong{font-size:20px}.transport-time{max-width:80px}.role-map{gap:7px}.header-actions{margin-left:0}.language-switch button{font-size:11px}.playing-focus .live-cue strong{font-size:21px}}
@media(prefers-reduced-motion:reduce){.session-progress div{transition:none}}
.hint-controls{display:flex;flex-wrap:wrap;gap:8px;margin-top:14px}.hint-controls button{font-size:12px;min-height:44px}.hint-controls button[aria-pressed=true]{background:var(--mint);border-color:var(--green)}
.chart-only .live-cue{display:none}.chart-only .live-now{grid-template-columns:1fr}
.step-track{display:grid;grid-template-columns:repeat(5,minmax(0,1fr))}.step-track button{min-height:44px}
.growth-details{margin:20px 0}.growth-details>summary{min-height:44px;padding:10px 0;color:var(--green);cursor:pointer;font-size:14px}.playing-focus .growth-details{display:none}
.sample-role-label{display:block;font-size:.72em;line-height:1.45;font-weight:650;margin-top:4px}
.welcome{max-width:960px;margin:18px auto 36px;padding:clamp(24px,5vw,56px)}.welcome h1{font-size:clamp(30px,4.5vw,52px);line-height:1.15;max-width:720px}.welcome-lead{font-size:20px;max-width:700px;color:var(--green)}.welcome-columns{display:grid;grid-template-columns:1fr 1fr;gap:38px;margin:30px 0}.welcome-columns h2{font-size:20px}.welcome-columns p,.welcome-columns li{line-height:1.8}.welcome-columns ul{padding-left:20px}.welcome-path{border-block:1px solid var(--line);padding:18px 0;font-weight:700;color:var(--green);line-height:1.8}.welcome-coach{line-height:1.8}.welcome-actions{display:flex;flex-wrap:wrap;gap:12px;margin:26px 0 16px}.welcome small{display:block;color:var(--muted);line-height:1.6}.home-link{font-size:12px;min-height:44px;margin-bottom:14px}.goal-card{margin-bottom:18px;border-left:5px solid var(--green)}.goal-card h2{font-size:22px;line-height:1.5;margin-top:4px}.focus-label{font-size:13px;font-weight:700;margin-bottom:7px}.goal-card ul{display:flex;flex-wrap:wrap;gap:6px 26px;padding-left:18px;margin:0;color:var(--muted);font-size:13px}.stage-pill{display:block;font-size:12px;font-weight:750;color:var(--green);margin:12px 0}.sample-card,.comparison-card{margin-bottom:16px}.sample-heading{display:flex;justify-content:space-between;align-items:center;gap:10px}.sample-heading h3{font-size:17px;margin:0}.sample-heading>span{font-size:11px;color:var(--green);font-weight:700}.sample-score{display:flex;flex-direction:column;gap:9px;margin:12px 0}.sample-row{display:grid;grid-template-columns:38px minmax(0,1fr);gap:6px;align-items:center}.sample-row>strong{font-size:16px;color:var(--green)}.sample-beats{display:grid;grid-template-columns:repeat(8,minmax(0,1fr));gap:3px}.sample-cell{text-align:center;background:#f3f3ee;border:1px solid #dfe4db;border-radius:6px;padding:5px 0;color:#263a30;line-height:1.35;min-width:0}.sample-cell:nth-child(5){border-left:3px solid #a5b6a9}.sample-cell>small{font-size:10px;color:var(--muted);display:block}.sample-cell>b{font-size:16px;display:block}.sample-cell>span{font-size:11px;display:block}.sample-cell.held,.sample-cell.rest{color:#8a948a}.sample-cell.active{background:#daeefa;border:2px solid #277baa;padding:4px 0}.sample-row.active>strong{color:#277baa}.sample-card button{font-size:12px;min-height:44px}.board-note.sounding circle{fill:#d9efff;stroke:#277baa;stroke-width:5}.board-note.sounding text{fill:#184b70}.comparison-actions{display:flex;gap:8px;flex-wrap:wrap}.comparison-card p{line-height:1.75}.lesson-check h2{font-size:23px}.lesson-check>p{line-height:1.7}.lesson-criteria{display:grid;gap:12px;margin:24px 0}.lesson-criteria label{display:grid;grid-template-columns:1fr minmax(180px,.6fr);gap:12px;align-items:center}.lesson-criteria strong{font-size:14px;line-height:1.6}.reason-question{border:1px solid var(--line);border-radius:12px;padding:16px;margin:20px 0 10px}.reason-question legend{font-weight:700;font-size:15px;padding:0 6px}.reason-question label{display:flex;align-items:center;gap:10px;font-size:14px;line-height:1.6;min-height:50px;cursor:pointer}.reason-question input{width:20px;height:20px;flex:none}.reason-feedback{color:var(--green);font-size:14px;line-height:1.7}.lesson-check .notice{font-size:13px}.lesson-check select{min-width:0;width:100%}
.playing-focus .goal-card,.playing-focus .comparison-card,.playing-focus .home-link{display:none}.playing-focus .sample-card{padding:14px;margin:14px 0}.playing-focus .sample-card .board-small,.playing-focus .sample-card button{display:none}.playing-focus .sample-row:not(.active){display:none}
@media(max-width:760px){.welcome{padding:24px 20px;margin-top:8px}.welcome-lead{font-size:17px}.welcome-columns{grid-template-columns:1fr;gap:12px;margin:20px 0}.welcome-path{font-size:13px}.welcome-actions button{width:100%}.goal-card{padding:18px;margin-bottom:14px}.goal-card h2{font-size:19px}.goal-card ul{display:block}.goal-card li{margin:5px 0}.sample-card{padding:14px 10px}.sample-heading{display:block}.sample-heading>span{display:block;margin-top:4px}.sample-row{grid-template-columns:28px minmax(0,1fr);gap:4px}.sample-row>strong{font-size:13px}.sample-beats{gap:2px}.sample-cell>b{font-size:14px}.sample-cell>span{font-size:10px}.sample-cell>small{font-size:9px}.lesson-check{padding:20px 16px}.lesson-criteria label{grid-template-columns:1fr;gap:5px}.comparison-card{padding:18px}.playing-focus .sample-heading h3{font-size:14px}.playing-focus .sample-card{padding:10px 5px}.playing-focus .sample-heading>span{font-size:10px}.playing-focus .sample-score{margin:8px 0}}

/* Interactive controls have a clear shape even when touch devices cannot hover. */
button{min-height:48px;border:2px solid #99aa9d;background:var(--panel);box-shadow:0 2px 0 #23362e12;touch-action:manipulation;transition:background .15s,border-color .15s,box-shadow .15s,transform .15s}
button.primary{min-height:56px;border-color:var(--green);background:var(--green);color:white;font-size:15px;font-weight:750;box-shadow:0 3px 0 #123426}
button.secondary{border-color:#99aa9d;background:var(--panel);box-shadow:none}
button:active:not(:disabled){transform:translateY(1px);background:#d2e0c8;border-color:var(--green);box-shadow:none}
button.primary:active:not(:disabled){background:#153b2b;color:white}
button:disabled{opacity:1;color:#778479;background:#e9ece6;border-color:#c4ccc2;border-style:dashed;box-shadow:none;cursor:not-allowed;transform:none}
button:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible,summary:focus-visible{outline:3px solid #277baa;outline-offset:3px}
button[aria-pressed=true]{border-color:var(--green);box-shadow:inset 0 0 0 1px var(--green);font-weight:750}
button[aria-pressed=true]:not(:has(.selected-mark))::before{content:'✓';display:inline-block;margin-right:6px;font-weight:800}
.selected-mark{display:inline-block;margin-right:6px;font-weight:800}
.language-switch button{min-height:48px;border:2px solid transparent}
.language-switch button[aria-pressed=true]{border-color:var(--green)}
.coach-action{margin:16px 0 8px}
.coach-action button{width:100%;white-space:normal;line-height:1.4;padding:13px 14px}
.coach-action p,.disabled-reason{font-size:12px;color:var(--muted);line-height:1.6;margin:9px 0 0}
.welcome-actions button{padding-inline:22px}
.lesson-actions .action-next{flex:2}
.experience-transport button{min-height:52px;font-size:14px}
.experience-transport>div{min-width:0}

/* Navigation cards are buttons; their arrows and borders remain visible at rest. */
.course-nav{gap:9px;padding-block:12px}
.course-nav button{position:relative;min-width:145px;min-height:76px;border:2px solid #99aa9d;background:var(--panel);padding:12px 27px 12px 12px;line-height:1.4}
.course-nav button::after,.step-track button::after{content:'›';position:absolute;right:10px;top:50%;transform:translateY(-50%);font-size:23px;line-height:1;color:var(--green)}
.course-nav button[aria-current=step]{background:var(--mint);border-color:var(--green);box-shadow:inset 3px 0 0 var(--green);font-weight:750}
.course-nav button[aria-current=step] span{text-decoration:underline;text-underline-offset:3px}
.navigation-help{margin:20px 0 8px;font-size:12px;line-height:1.6;color:var(--muted)}
.step-track{position:relative;display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:8px;margin-top:8px}
.step-track button{position:relative;display:flex;align-items:center;gap:7px;min-height:58px;padding:9px 20px 9px 8px;border:2px solid #a6b4a8;border-radius:9px;background:var(--panel);text-align:left;font-size:12px;line-height:1.4}
.step-track button.visited{background:var(--panel)}
.step-track .step-number{display:inline-flex;align-items:center;justify-content:center;flex:none;width:23px;height:23px;border:1px solid #a8b5a8;border-radius:50%;font-size:11px;font-weight:750}
.step-track .step-name{display:block;min-width:0;overflow-wrap:anywhere}
.step-track button[aria-current=step]{background:var(--mint);color:var(--ink);border-color:var(--green);box-shadow:inset 0 0 0 1px var(--green)}
.step-track button[aria-current=step] .step-number{background:var(--green);color:white;border-color:var(--green)}
.step-track button[aria-current=step] .step-name{text-decoration:underline;text-underline-offset:3px;font-weight:750}
.step-track button:disabled::after{color:#778479}

/* Playback guides are read-only score markings, not selectable cards. */
.progression>span{cursor:default;background:transparent;border:0;border-bottom:2px solid var(--line);border-radius:0;padding:8px 4px}
.progression>span.active{background:transparent;border-bottom:3px solid var(--green);font-weight:750}
.sample-cell{cursor:default;background:transparent;border:0;border-bottom:1px solid #dfe4db;border-radius:0;padding:5px 0}
.sample-cell:nth-child(5){border-left:1px solid #a5b6a9}
.sample-cell.active{background:#e9f4fb;border:0;border-bottom:3px solid #277baa;padding:5px 0}
.role-map article{cursor:default;box-shadow:none}
.board-note circle{stroke-width:2}
.board-note:active circle{stroke:#277baa;stroke-width:5}
.experience-board.display-only .board-note,.experience-board.display-only .board-note circle{cursor:default}
.experience-board.display-only .board-note:hover circle,.experience-board.display-only .board-note:active circle{stroke-width:2}
.lesson-check-actions{display:flex;gap:10px;flex-wrap:wrap;margin-top:18px}
.lesson-check-actions button{flex:1;white-space:normal;line-height:1.4}
.playing-focus .course-nav-help,.playing-focus .hint-help{display:none}

/* Secondary tools and explicit selections remain easy to tap. */
.layer-controls button,.position-controls button,.chord-tabs button,.hint-controls button,.sample-card button,.audition-row button,.comparison-actions button{min-height:48px;font-size:12px}
.layer-controls button{padding:9px 12px}
.hint-controls{align-items:center;gap:8px;margin:0 0 14px;padding-bottom:14px;border-bottom:1px solid var(--line)}
.hint-controls>span{flex-basis:100%;font-size:12px;font-weight:700;color:var(--green)}
.hint-controls button{flex:1;padding:9px 12px;text-align:left;line-height:1.4}
.hint-controls button[aria-pressed=true],.layer-controls button[aria-pressed=true],.position-controls button[aria-pressed=true],.chord-tabs button[aria-pressed=true]{background:var(--mint);border-color:var(--green)}
.experience-settings>summary,.growth-details>summary{min-height:48px;padding:12px 14px;border:2px solid #a5b3a6;border-radius:10px;background:var(--panel);color:var(--green);cursor:pointer;font-weight:650;line-height:1.5}
.experience-settings>summary::marker,.growth-details>summary::marker{color:var(--green);font-size:16px}
.experience-settings[open]>summary,.growth-details[open]>summary{border-color:var(--green);background:#eef2e8}
.experience-settings>summary:active,.growth-details>summary:active{background:#d2e0c8}
.target-selects select,.role-checks select,.reflection-form select,.reflection-form textarea,.lesson-check select,.experience-settings .settings-grid input[type=number],.experience-settings .settings-grid select{min-height:48px;border:2px solid #99aa9d;background:var(--panel);padding:10px;border-radius:9px}
select{cursor:pointer}
.experience-settings .settings-grid input[type=range]{height:44px;cursor:pointer}
.reason-question label{border:2px solid #a6b4a8;border-radius:10px;background:var(--panel);padding:11px 12px;margin:8px 0;min-height:52px}
.reason-question label:has(input:checked){border-color:var(--green);background:var(--mint);box-shadow:inset 0 0 0 1px var(--green);font-weight:650}
.reason-question label:has(input:focus-visible){outline:3px solid #277baa;outline-offset:3px}
.reason-question input{accent-color:var(--green);cursor:pointer}
.round-review{margin:16px 0;padding-top:14px;border-top:1px solid var(--line)}
.round-review h3{font-size:16px;margin-bottom:10px}
.round-review p{font-size:13px;line-height:1.6}
.feeling-options{display:flex;flex-direction:column;gap:8px;margin:12px 0}
.feeling-options button{min-height:48px;padding:10px 12px;text-align:left;font-size:13px;line-height:1.4}
.feeling-options button[aria-pressed=true]{background:var(--mint);border-color:var(--green)}
.playing-focus .hint-controls,.playing-focus .round-review{display:none}

@media(hover:hover) and (pointer:fine){
  button:hover:not(:disabled){transform:translateY(-1px);border-color:var(--green);box-shadow:0 3px 6px #23362e16}
  button.primary:hover:not(:disabled){background:#173e2d;color:white;box-shadow:0 4px 0 #123426}
  button:active:not(:disabled){transform:translateY(1px);box-shadow:none}
  .experience-settings>summary:hover,.growth-details>summary:hover,.reason-question label:hover{border-color:var(--green);background:#eef2e8}
}
@media(max-width:760px){
  .course-nav{gap:8px;padding:10px 2px}
  .course-nav button{min-width:154px;min-height:78px;padding:11px 27px 11px 12px}
  .step-track{display:flex;overflow-x:auto;gap:8px;padding:3px 2px 8px;scroll-padding:2px}
  .step-track button{flex:0 0 166px;min-height:58px;padding:9px 23px 9px 10px;font-size:12px}
  .navigation-help{margin-top:16px}
  .coach-action button{min-height:56px;font-size:15px}
  .experience-transport{padding:10px 12px;padding-bottom:calc(10px + env(safe-area-inset-bottom))}
  .experience-transport button{min-height:52px;font-size:13px;padding:10px 11px;white-space:normal;line-height:1.25}
  .experience-transport>div{flex:1}
  .experience-transport #play-button{flex:1;max-width:210px}
  .transport-time{flex:none;max-width:88px;font-size:11px}
  .layer-controls button,.position-controls button,.chord-tabs button,.hint-controls button{font-size:12px;min-height:48px}
  .hint-controls{margin-inline:7px}
  .hint-controls button{flex-basis:100%}
  .lesson-actions button{min-height:52px;font-size:13px;line-height:1.4;padding:10px}
  .feeling-options{display:grid;grid-template-columns:1fr}
}
@media(prefers-reduced-motion:reduce){button{transition:none}button:hover:not(:disabled),button:active:not(:disabled){transform:none}}

/* Keep lesson selection compact until the learner asks to change lessons. */
.session-navigation{--home-nav-width:104px;--session-nav-gap:12px;display:flex;align-items:flex-start;gap:var(--session-nav-gap);margin:0 0 18px}
.session-navigation .home-link{flex:0 0 var(--home-nav-width);width:var(--home-nav-width);min-height:48px;margin:0;padding:11px 8px;white-space:nowrap}
.course-picker{flex:1;min-width:0}
.course-picker>summary{position:relative;min-height:48px;padding:11px 39px 11px 14px;border:2px solid #99aa9d;border-radius:10px;background:var(--panel);color:var(--green);cursor:pointer;font-size:13px;font-weight:650;line-height:22px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;list-style:none;touch-action:manipulation;box-shadow:0 2px 0 #23362e12}
.course-picker>summary::-webkit-details-marker{display:none}
.course-picker>summary::after{content:'⌄';position:absolute;right:14px;top:11px;font-size:21px;line-height:22px}
.course-picker[open]>summary{border-color:var(--green);background:#eef2e8}
.course-picker[open]>summary::after{content:'⌃'}
.course-picker>summary:active{background:#d2e0c8;transform:translateY(1px);box-shadow:none}
.course-picker>summary:focus-visible{outline:3px solid #277baa;outline-offset:3px}
.course-picker .course-nav{width:calc(100% + var(--home-nav-width) + var(--session-nav-gap));margin:10px 0 0 calc(-1 * (var(--home-nav-width) + var(--session-nav-gap)));border:0;padding:5px 2px 8px}
.step-track .step-name{overflow-wrap:normal;word-break:normal;hyphens:none;font-size:11px}
.experience-board.display-only,.experience-board[data-interactive=false]{pointer-events:none;cursor:default}
.experience-board.display-only .board-note,.experience-board[data-interactive=false] .board-note{pointer-events:none;cursor:default}
.playing-focus .session-navigation{display:none}
.round-ended .experience-heading,.round-ended .session-navigation,.round-ended .goal-card,.round-ended .resume-bar,.round-ended .coach-heading,.round-ended .coach-message,.round-ended .step-purpose{display:none}
@media(hover:hover) and (pointer:fine){.course-picker>summary:hover{border-color:var(--green);background:#eef2e8}}
@media(max-width:1000px){.step-track button{gap:4px;padding:9px 16px 9px 5px}.step-track .step-number{width:18px;height:18px;font-size:10px}.step-track .step-name{font-size:10.5px}}
@media(max-width:760px){
  .session-navigation{--home-nav-width:84px;--session-nav-gap:8px;margin-bottom:14px}
  .session-navigation .home-link{font-size:11px;padding:11px 6px}
  .course-picker>summary{padding-left:11px;padding-right:31px;font-size:12px}
  .course-picker>summary::after{right:10px}
  .experience-heading{display:none}
  .step-track button{gap:7px;padding:9px 23px 9px 10px}
  .step-track .step-number{width:23px;height:23px;font-size:11px}
  .step-track .step-name{font-size:12px}
}

/* A lesson keeps its coach, chord chart and fretboard in one workspace. */
.lesson-workspace{min-width:0}
.workspace-heading{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:8px 20px;margin:6px 0 18px}
.workspace-heading>.eyebrow{flex-basis:100%;margin-bottom:0}
.workspace-heading h1{font-size:clamp(26px,2.8vw,36px);line-height:1.35;letter-spacing:-.6px}
#practice-state-status{font-size:12px;color:var(--muted);line-height:1.6;overflow-wrap:break-word}
.lesson-overview{display:grid;grid-template-columns:1.05fr 1fr 1fr;gap:24px;margin:0 0 18px;padding:24px;align-items:start}
.lesson-overview>div,.lesson-overview>details{min-width:0}
.overview-goal{padding-right:14px;border-right:1px solid var(--line)}
.overview-goal h2,.lesson-overview summary{font-size:20px;line-height:1.4;letter-spacing:-.3px;font-weight:750}
.overview-goal h2{color:var(--green);margin-bottom:12px}
.overview-goal p{font-size:17px;line-height:1.65;font-weight:650;margin:0;overflow-wrap:break-word}
.lesson-overview summary{position:relative;min-height:48px;padding:0 25px 10px 0;color:var(--green);cursor:pointer;list-style:none;touch-action:manipulation;border-bottom:2px solid var(--line)}
.lesson-overview summary::-webkit-details-marker{display:none}
.lesson-overview summary::after{content:'+';position:absolute;right:2px;top:0;font-size:24px;line-height:30px}
.lesson-overview details[open]>summary::after{content:'−'}
.lesson-overview details[open]>summary{border-bottom-color:#8ea28e}
.lesson-overview summary:active{background:var(--mint)}
.lesson-overview ul{margin:14px 0 0;padding-left:20px;line-height:1.75;font-size:14px}
.lesson-overview li{padding-left:2px;margin:0 0 8px;overflow-wrap:break-word}
.lesson-overview .board-small{font-size:12px;line-height:1.75;margin-top:12px}
#phase-progress{min-width:0;margin-bottom:18px}
#phase-progress .navigation-help{margin:0 0 6px}
#phase-progress .step-track{display:flex;gap:8px;overflow-x:auto;margin:0;padding:3px 2px 8px;scroll-padding:2px;overscroll-behavior-x:contain}
#phase-progress .step-track button{flex:0 0 135px;min-height:58px;padding:10px 23px 10px 10px}
#phase-progress .step-track .step-name{font-size:12px;line-height:1.4}
#phase-progress .step-track .step-number{width:23px;height:23px;font-size:11px}
.lesson-workspace .lesson-layout{grid-template-columns:300px minmax(0,1fr);gap:24px;max-width:none;margin:0}
.practice-surface{min-width:0}
.practice-surface .live-card{margin:0}
.practice-surface .board-panel{margin-top:14px}
#board-slot,#sample-slot,#lesson-tools{min-width:0}
#sample-slot .sample-card{margin-top:16px;margin-bottom:0}
#sample-slot:empty{display:none}
#lesson-tools:empty{display:none}
#lesson-tools .choice-panel,#lesson-tools .comparison-card{margin:16px 0 0}
.coach-instruction,.lesson-theory{margin-top:16px;font-size:13px}
.coach-instruction>summary,.lesson-theory>summary,.legacy-lesson-check>summary{position:relative;min-height:48px;padding:12px 34px 12px 12px;border:2px solid #a5b3a6;border-radius:10px;background:var(--panel);color:var(--green);cursor:pointer;font-weight:650;line-height:1.5;list-style:none;touch-action:manipulation}
.coach-instruction>summary::-webkit-details-marker,.lesson-theory>summary::-webkit-details-marker,.legacy-lesson-check>summary::-webkit-details-marker{display:none}
.coach-instruction>summary::after,.lesson-theory>summary::after,.legacy-lesson-check>summary::after{content:'⌄';position:absolute;right:12px;top:10px;font-size:21px;line-height:24px}
.coach-instruction[open]>summary::after,.lesson-theory[open]>summary::after,.legacy-lesson-check[open]>summary::after{content:'⌃'}
.coach-instruction[open]>summary,.lesson-theory[open]>summary,.legacy-lesson-check[open]>summary{border-color:var(--green);background:#eef2e8}
.coach-instruction>summary:active,.lesson-theory>summary:active,.legacy-lesson-check>summary:active{background:var(--mint)}
.coach-instruction p{margin:12px 0 0;line-height:1.75}
.lesson-theory{padding:0}
.lesson-theory>.card{margin:14px 0 0}
.coach-card .coach-message{overflow-wrap:break-word}
.coach-action button{min-height:56px}

/* Self-reported mastery is separate from the supporting lesson explanation. */
.mastery-card{margin-top:18px}
.mastery-card>h2{font-size:25px;line-height:1.4;max-width:720px;margin:10px 0 12px}
.mastery-card>p{font-size:14px;line-height:1.75;max-width:760px}
.mastery-checks{display:grid;gap:12px;margin:22px 0}
.mastery-checks label{display:grid;grid-template-columns:minmax(0,1fr) minmax(210px,.85fr);gap:16px;align-items:center;padding:12px 0;border-bottom:1px solid var(--line)}
.mastery-checks strong{font-size:14px;line-height:1.65}
.mastery-checks select{width:100%;min-width:0;min-height:48px;border:2px solid #99aa9d;border-radius:9px;background:var(--panel);color:var(--ink);padding:10px;font-size:13px}
.mastery-confidence{margin:22px 0 14px;padding:0;border:0;min-width:0}
.mastery-confidence legend{font-size:16px;font-weight:750;margin-bottom:10px}
.mastery-options{display:flex;flex-wrap:wrap;gap:9px}
.mastery-options button{flex:1;min-width:130px;min-height:52px;padding:11px 12px;white-space:normal;line-height:1.5;font-size:13px}
.mastery-options button[aria-pressed=true]{background:var(--mint);border-color:var(--green)}
.mastery-actions{display:flex;flex-wrap:wrap;gap:10px;margin:20px 0}
.mastery-actions button{flex:1;min-width:165px;min-height:52px;white-space:normal;line-height:1.4;padding:12px;font-size:14px}
.mastery-actions button.primary{min-height:56px}
.mastery-saved{margin-top:18px}
.legacy-lesson-check{margin-top:22px;padding-top:16px;border-top:1px solid var(--line)}
.legacy-lesson-check>.lesson-check{border:0;padding:20px 0 0;margin:0}
.legacy-lesson-check .lesson-check h2{font-size:20px}
.legacy-lesson-check .lesson-check-actions button{min-height:52px}

/* Practice changes emphasis inside this workspace, rather than hiding it. */
:is(.playing-focus,.practice-paused) .app-header{display:flex;padding-top:18px;padding-bottom:18px}
:is(.playing-focus,.practice-paused) .experience-heading,.round-ended .experience-heading{display:flex}
:is(.playing-focus,.practice-paused) .session-navigation,.round-ended .session-navigation{display:flex}
:is(.playing-focus,.practice-paused) .resume-bar,.round-ended .resume-bar{display:flex}
:is(.playing-focus,.practice-paused) .coach-card{display:block}
:is(.playing-focus,.practice-paused) .lesson-layout{grid-template-columns:300px minmax(0,1fr);max-width:none;margin:0;gap:24px}
:is(.playing-focus,.practice-paused) main{padding-top:4px}
:is(.playing-focus,.practice-paused) .lesson-overview{gap:18px;padding:18px 24px}
:is(.playing-focus,.practice-paused) .overview-goal h2{font-size:16px;margin-bottom:5px}
:is(.playing-focus,.practice-paused) .overview-goal p{font-size:14px;line-height:1.55}
:is(.playing-focus,.practice-paused) .lesson-overview summary{font-size:16px;min-height:48px;padding-bottom:6px}
:is(.playing-focus,.practice-paused) .coach-card{padding:18px 20px}
:is(.playing-focus,.practice-paused) .coach-card h2{font-size:22px}
:is(.playing-focus,.practice-paused) .coach-heading{display:flex;gap:9px;margin:10px 0}
:is(.playing-focus,.practice-paused) .coach-avatar{width:36px;height:36px}
:is(.playing-focus,.practice-paused) .coach-message{display:block;font-size:14px;line-height:1.65}
:is(.playing-focus,.practice-paused) .coach-instruction,:is(.playing-focus,.practice-paused) .coach-action,:is(.playing-focus,.practice-paused) #lesson-tools,:is(.playing-focus,.practice-paused) .experience-settings,:is(.playing-focus,.practice-paused) .check-card,:is(.playing-focus,.practice-paused) .growth-details{display:none}
.practice-paused .audition-row,.practice-paused .layer-controls,.practice-paused .position-controls,.practice-paused .hint-controls,.practice-paused .board-small,.practice-paused .board-heading,.practice-paused .site-footer,.practice-paused .lesson-actions{display:none}
.practice-paused .sample-row:not(.active){display:none}
:is(.playing-focus,.practice-paused) .sample-card{padding:14px;margin:14px 0}
.practice-paused .sample-card button{display:none}
:is(.playing-focus,.practice-paused) #phase-progress{margin-bottom:12px}
:is(.playing-focus,.practice-paused) #phase-progress .navigation-help{display:block}
:is(.playing-focus,.practice-paused) #phase-progress .step-track button{min-height:52px}
:is(.playing-focus,.practice-paused) .live-card{padding:24px 28px}
:is(.playing-focus,.practice-paused) .live-now{margin:20px 0}
:is(.playing-focus,.practice-paused) .live-chord{font-size:clamp(74px,7vw,98px)}
:is(.playing-focus,.practice-paused) .next-symbol{font-size:28px}
:is(.playing-focus,.practice-paused) .board-panel{padding:18px 12px}
:is(.playing-focus,.practice-paused) .experience-board{max-height:none;width:100%}
:is(.playing-focus,.practice-paused) .board-panel:has(.map-closed){display:block}
:is(.playing-focus,.practice-paused) .map-closed{display:grid;min-height:140px}
:is(.playing-focus,.practice-paused) .experience-transport{bottom:12px}
:is(.playing-focus,.practice-paused) .round-message{text-align:left}
.round-ended .coach-heading{display:flex}
.round-ended .coach-message{display:block}
.round-ended .step-purpose{display:block}
.round-ended .mastery-card,.round-ended .check-card{display:block}
.welcome h1{font-size:clamp(30px,3.8vw,48px);line-height:1.35;max-width:800px;overflow-wrap:break-word;letter-spacing:-.7px}
.welcome-lead{font-size:18px;line-height:1.8;max-width:790px;white-space:pre-line;margin-top:22px}
.welcome-connection{font-size:18px;line-height:1.8;color:var(--green);max-width:790px;white-space:pre-line}

@media(hover:hover) and (pointer:fine){
  .lesson-overview summary:hover{border-bottom-color:var(--green);background:#eef2e8}
  .coach-instruction>summary:hover,.lesson-theory>summary:hover,.legacy-lesson-check>summary:hover{border-color:var(--green);background:#eef2e8}
}
@media(max-width:1100px){
  .lesson-overview{grid-template-columns:1fr 1fr;gap:20px}
  .overview-goal{grid-column:1/-1;border-right:0;border-bottom:1px solid var(--line);padding:0 0 16px}
  .overview-goal h2{font-size:20px;margin-bottom:8px}
  .overview-goal p{font-size:17px}
  .lesson-workspace .lesson-layout,:is(.playing-focus,.practice-paused) .lesson-layout{grid-template-columns:255px minmax(0,1fr);gap:16px}
  .mastery-checks label{grid-template-columns:1fr;gap:8px}
  :is(.playing-focus,.practice-paused) .lesson-overview{grid-template-columns:1fr 1fr 1fr;gap:14px;padding:16px 20px}
  :is(.playing-focus,.practice-paused) .overview-goal{grid-column:auto;border:0;padding:0}
  :is(.playing-focus,.practice-paused) .live-card{padding:20px}
  :is(.playing-focus,.practice-paused) .live-chord{font-size:74px}
  :is(.playing-focus,.practice-paused) .live-cue strong{font-size:25px}
}
@media(max-width:760px){
  .workspace-heading{margin:4px 0 14px;gap:5px}
  .workspace-heading h1{font-size:26px;flex-basis:100%}
  #practice-state-status{font-size:12px}
  .lesson-overview{grid-template-columns:1fr;gap:16px;padding:20px 18px;margin-bottom:14px}
  .overview-goal{grid-column:auto;padding-bottom:16px}
  .overview-goal h2,.lesson-overview summary{font-size:19px}
  .overview-goal p{font-size:16px;line-height:1.7}
  .lesson-overview ul{font-size:14px;margin-top:12px}
  .lesson-overview li{margin-bottom:7px}
  #phase-progress{margin-bottom:14px}
  #phase-progress .step-track button{flex-basis:146px}
  .lesson-workspace .lesson-layout,:is(.playing-focus,.practice-paused) .lesson-layout{display:flex;flex-direction:column;gap:14px}
  .lesson-workspace .coach-card{position:static;width:100%}
  .lesson-workspace .experience-heading,:is(.playing-focus,.practice-paused) .experience-heading,.round-ended .experience-heading{display:flex}
  :is(.playing-focus,.practice-paused) .app-header{padding:14px 18px}
  :is(.playing-focus,.practice-paused) main{padding-top:0}
  :is(.playing-focus,.practice-paused) .lesson-overview{grid-template-columns:1fr 1fr;gap:10px;padding:14px 16px}
  :is(.playing-focus,.practice-paused) .overview-goal{grid-column:1/-1;border-bottom:1px solid var(--line);padding:0 0 9px}
  :is(.playing-focus,.practice-paused) .overview-goal h2{font-size:15px}
  :is(.playing-focus,.practice-paused) .overview-goal p{font-size:14px}
  :is(.playing-focus,.practice-paused) .lesson-overview summary{font-size:13px;line-height:1.45;padding-right:22px;min-height:48px}
  :is(.playing-focus,.practice-paused) .coach-card{padding:14px 17px}
  :is(.playing-focus,.practice-paused) .coach-card h2{font-size:20px;margin-bottom:6px}
  :is(.playing-focus,.practice-paused) .coach-heading{margin:6px 0}
  :is(.playing-focus,.practice-paused) .coach-message{font-size:13px;margin:0;line-height:1.6}
  :is(.playing-focus,.practice-paused) .live-card{padding:18px}
  :is(.playing-focus,.practice-paused) .live-chord{font-size:clamp(58px,18vw,80px)}
  :is(.playing-focus,.practice-paused) .live-now{gap:12px;margin:16px 0}
  :is(.playing-focus,.practice-paused) .live-cue strong{font-size:24px}
  :is(.playing-focus,.practice-paused) .next-symbol{font-size:24px}
  :is(.playing-focus,.practice-paused) .board-panel{padding:12px 6px;margin-top:14px}
  :is(.playing-focus,.practice-paused) .sample-card{padding:10px 5px}
  :is(.playing-focus,.practice-paused) .sample-heading h3{font-size:14px}
  :is(.playing-focus,.practice-paused) .sample-heading>span{font-size:10px}
  :is(.playing-focus,.practice-paused) .sample-score{margin:8px 0}
  :is(.playing-focus,.practice-paused) .experience-transport{bottom:0}
  .experience-transport #continue-button{flex:1;min-width:0;min-height:52px;max-width:none}
  .experience-transport:has(#continue-button:not([hidden]))>div{width:100%;display:flex;gap:8px}
  .experience-transport:has(#continue-button:not([hidden])) #play-button{flex:1;max-width:none;min-width:0}
  .experience-transport:has(#continue-button:not([hidden])) .transport-time{display:none}
  .mastery-card{padding:20px 16px}
  .mastery-card>h2{font-size:22px}
  .mastery-checks{margin:18px 0;gap:7px}
  .mastery-checks label{grid-template-columns:1fr;gap:8px}
  .mastery-checks select{font-size:13px}
  .mastery-options{display:grid;grid-template-columns:1fr;gap:8px}
  .mastery-options button{width:100%;text-align:left;min-width:0}
  .mastery-actions{display:grid;grid-template-columns:1fr;gap:9px}
  .mastery-actions button{width:100%;min-width:0;text-align:center}
  .legacy-lesson-check>summary{font-size:13px}
  .welcome h1{font-size:30px;line-height:1.45;letter-spacing:-.5px}
  .welcome-lead,.welcome-connection{font-size:16px;line-height:1.85}
}
@media(max-width:380px){
  .lesson-overview{padding:18px 15px}
  :is(.playing-focus,.practice-paused) .live-cue strong{font-size:21px}
  :is(.playing-focus,.practice-paused) .live-chord{font-size:58px}
  :is(.playing-focus,.practice-paused) .live-now{grid-template-columns:.85fr 1.4fr}
  .welcome h1{font-size:28px}
}

/* A three-fret map uses the available width for legible notes on a phone. */
.experience-board.compact-board{max-width:600px;margin-inline:auto}
.experience-board.compact-board[data-strings="6"]{max-width:500px}
.experience-board.compact-board .role-tag{font-size:13px}
@media(max-width:760px){
  .experience-board:not(.compact-board) .board-note circle{r:21px}
  .experience-board:not(.compact-board) .board-note text{font-size:26px}
  .experience-board:not(.compact-board) .board-note text.role-tag{font-size:18px}
  .experience-board:not(.compact-board) .fret-label,.experience-board:not(.compact-board) .string-label{font-size:24px}
}

/* A welcoming practice room; the musical workspace stays quiet and steady. */
body{background:radial-gradient(ellipse at 8% 0%,#f7e5c945,transparent 45%),var(--paper)}
.welcome{border-radius:24px;border-color:#d7d9c8;background:radial-gradient(ellipse at 100% 0%,#e6efdb 0,transparent 48%),var(--panel);box-shadow:0 10px 35px #214f3d0b}
.welcome h1{line-height:1.3;letter-spacing:-.035em}
.welcome .eyebrow{display:inline-block;padding:7px 12px;border-radius:999px;background:#f7e5c9;color:#664c2c;letter-spacing:.08em}
.welcome-lead{line-height:1.75;font-size:18px}
.welcome-connection{line-height:1.9;max-width:730px}
.welcome-columns{padding-top:20px;border-top:1px solid #d9dfd2}
.welcome-coach{padding:15px 18px;border-left:4px solid #d49b55;border-radius:0 14px 14px 0;background:#fbf1e0;font-size:14px}
.welcome-choice{border-radius:15px}
.welcome-choice[data-action=main]{background:#fbedd8;border-color:#b98a4f;color:#513b24}
.welcome-choice[data-action=main]:hover:not(:disabled){background:#f6dfbd;border-color:#936933}
.backing-style-choice small{display:block;font-size:11px;line-height:1.5;color:var(--muted);font-weight:400;margin-top:4px}
.backing-style-choice select{width:100%;min-height:48px;cursor:pointer}
.backing-volume-control{display:grid;gap:4px;min-width:140px;max-width:280px;flex:1;color:var(--green);font-size:11px;line-height:1.4}
.backing-volume-control>span{display:flex;align-items:center;justify-content:space-between;gap:10px}
.backing-volume-control output{font-variant-numeric:tabular-nums;color:var(--muted)}
.backing-volume-control input{width:100%;min-width:0;height:28px;margin:0;accent-color:var(--green);cursor:pointer;touch-action:pan-y}
.welcome-chapter{margin:22px 0 28px;padding:18px;border:2px solid #b7caaa;border-radius:20px;background:#f2f6eb}
.welcome-chapter .nu-coach-card{margin:0 0 12px;background:transparent;border:0;padding:0}
.welcome-perspectives{margin:22px 0;padding-block:18px;border-block:1px solid var(--line)}
.welcome-perspectives h2{font-size:clamp(19px,2.5vw,24px);line-height:1.5;margin:0 0 15px}
.welcome-view-map{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:24px}
.welcome-view-map article{min-width:0}
.welcome-view-map article+article{border-left:1px solid var(--line);padding-left:24px}
.welcome-view-map h3{font-size:18px;margin:0;color:var(--green)}
.welcome-view-map h3 span{display:block;font-size:12px;font-weight:500;margin-top:4px;color:var(--muted)}
.welcome-view-map p{font-size:14px;line-height:1.8;margin-bottom:0}
.welcome-view-bridge{font-size:14px;font-weight:650;line-height:1.7;margin:18px 0 0;color:var(--green)}
@media(max-width:600px){.welcome-view-map{grid-template-columns:1fr;gap:14px}.welcome-view-map article+article{border-left:0;border-top:1px solid var(--line);padding-left:0;padding-top:14px}}
.welcome-chapter-action{width:100%;min-height:88px;display:grid;grid-template-columns:1fr auto;gap:5px 15px;text-align:left;padding:16px 20px!important;border-radius:12px!important}
.welcome-chapter-action strong{font-size:21px;color:inherit}
.welcome-chapter-action>span:not([aria-hidden]){grid-row:2;grid-column:1;font-size:13px;color:inherit;opacity:.9}
.welcome-chapter-action>span[aria-hidden]{grid-column:2;grid-row:1/3;align-self:center;font-size:26px}
.learning-intent{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px;margin:16px 0;padding:18px;border:1px solid #d4ddca;border-radius:15px;background:#fffdf6}
.learning-intent article{min-width:0}.learning-intent article+article{padding-left:16px;border-left:1px solid #d4ddca}
.learning-intent h2{font-size:14px;line-height:1.5;color:var(--green);margin:0 0 7px}.learning-intent p{font-size:14px;line-height:1.8;margin:0}
.foundation-playing .foundation-phase-message{display:none}
@media(max-width:760px){.welcome-chapter{padding:13px;margin-top:18px}.welcome-chapter-action strong{font-size:18px}.welcome-chapter-action>span:not([aria-hidden]){font-size:12px}.learning-intent{grid-template-columns:1fr;padding:16px;gap:12px}.learning-intent article+article{padding-left:0;padding-top:12px;border-left:0;border-top:1px solid #d4ddca}.learning-intent h2{font-size:13px}.learning-intent p{font-size:13px}}
@media(max-width:760px){
  .welcome{border-radius:19px}
  .welcome-lead{font-size:16px}
  .welcome-coach{padding:12px 14px;font-size:13px}
  .foundation-transport:has(.backing-volume-control){flex-wrap:wrap;gap:5px 10px}
  .foundation-transport .backing-volume-control{order:3;flex-basis:100%;max-width:none;grid-template-columns:116px minmax(0,1fr);align-items:center}
  .foundation-transport .backing-volume-control input{height:30px}
}

.learning-intent{grid-template-columns:repeat(2,minmax(0,1fr))}.learning-intent>details{grid-column:1/-1}.learning-intent summary{min-height:44px;cursor:pointer;display:flex;align-items:center}.learning-intent details p+p{margin-top:8px}.welcome-story{line-height:1.8;color:var(--green)}@media(max-width:760px){.learning-intent{grid-template-columns:1fr}.learning-intent>details{grid-column:auto}}