:root{font-family:system-ui,Avenir,Helvetica,Arial,sans-serif;line-height:1.5;font-weight:400;color-scheme:light dark;color:#ffffffde;background-color:#242424;font-synthesis:none;text-rendering:optimizeLegibility;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;--native-bg: #000000;--native-text: #ffffff;--native-chord: #00FFFF;--native-accent: #00FF41;--native-dim: #666666;--native-measure: rgba(0, 255, 65, .5)}.theme-stage-dark{--native-bg: #000000;--native-text: #ffffff;--native-chord: #00FFFF;--native-accent: #00FF41;--native-dim: #666666;--native-measure: rgba(0, 255, 65, .5)}.theme-stage-amber{--native-bg: #000000;--native-text: #ffbf00;--native-chord: #ff9500;--native-accent: #ff9500;--native-dim: #735600;--native-measure: rgba(255, 149, 0, .5)}.theme-stage-green{--native-bg: #000000;--native-text: #00FF41;--native-chord: #ffffff;--native-accent: #00FF41;--native-dim: #004d14;--native-measure: rgba(0, 255, 65, .5)}.theme-outdoor-light{--native-bg: #ffffff;--native-text: #000000;--native-chord: #0000ff;--native-accent: #ff3b30;--native-dim: #888888;--native-measure: rgba(255, 59, 48, .5)}a{font-weight:500;color:#646cff;text-decoration:inherit}a:hover{color:#535bf2}body{margin:0;min-width:320px;min-height:100vh}h1{font-size:3.2em;line-height:1.1}button{border-radius:8px;border:1px solid transparent;padding:.6em 1.2em;font-size:1em;font-weight:500;font-family:inherit;background-color:#1a1a1a;cursor:pointer;transition:border-color .25s}button:hover{border-color:#646cff}button:focus,button:focus-visible{outline:4px auto -webkit-focus-ring-color}@media(prefers-color-scheme:light){:root{color:#213547;background-color:#fff}a:hover{color:#747bff}button{background-color:#f9f9f9}}:root{--prompter-font-size: 2.5rem}.native-prompt-stage{flex:1;position:relative;background:var(--native-bg);display:flex;flex-direction:column;overflow:hidden}.native-midi-hud{position:absolute;top:0;left:0;right:0;display:flex;justify-content:space-between;gap:6px;padding:10px;z-index:100;background:linear-gradient(180deg,#000000e6,#0000);pointer-events:none;flex-wrap:nowrap;width:100%;box-sizing:border-box}.midi-node-native{background:#1c1c1ecc;border:1px solid #333;padding:12px 6px;border-radius:8px;min-width:0;flex:1;text-align:center;pointer-events:auto;cursor:pointer}.midi-node-native.active{background:var(--native-accent);border-color:#fff}.midi-node-native.midi-flash{background:var(--native-accent);box-shadow:0 0 20px var(--native-accent);transform:scale(1.1)}.midi-node-native.active .node-label{color:#000}.native-video-background{position:absolute;inset:0;z-index:1}.native-video-background.pip-only{opacity:0;pointer-events:none}.native-prompt-stage.with-visuals .native-text-track{position:relative;z-index:5;text-shadow:0 4px 12px rgba(0,0,0,.9),0 0 4px rgba(0,0,0,1)}.native-prompt-stage.with-visuals .native-line{background:#0006;-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px)}.native-video-background .video-player-container{width:100%;height:100%}.native-video-background video{width:100%;height:100%;object-fit:cover}.node-label{font-family:SF Mono,ui-monospace,monospace;font-weight:800;font-size:10px;color:#888}.native-focal-line{position:absolute;top:33.333%;left:0;right:0;height:2px;background:var(--native-measure);pointer-events:none;z-index:10;transform:translateY(-50%);box-shadow:0 0 10px var(--native-measure)}.native-prompter-scroll{flex:1;overflow:hidden;position:relative}@media(pointer:coarse){.native-prompter-scroll{-webkit-user-select:none;user-select:none}}@media(pointer:fine){.native-touch-zone-overlay,.native-touch-zone{pointer-events:none!important}}.native-text-track{width:100%;padding:0 20px}.native-line{padding:12px 24px;margin:12px 0;border-radius:12px;opacity:.5;color:var(--native-dim);transition:opacity .3s ease,color .3s ease}.native-line.active{opacity:1;color:var(--native-text)!important;transform:scale(1.05)}.native-line.below.white{color:var(--native-text);opacity:.8}.native-line.below.green{color:var(--native-accent);opacity:.8}.native-line.below.amber{color:#ffbf00;opacity:.8}.native-line.below.red{color:#ff3b30;opacity:.8}.native-chord-row{display:flex;flex-wrap:wrap;align-items:flex-end}.native-chord-segment{display:inline-flex;flex-direction:column;align-items:flex-start}.native-chord-unit{font-family:inherit;font-size:calc(var(--prompter-font-size) * .72);color:var(--native-chord);min-height:calc(var(--prompter-font-size) * .72);line-height:1;white-space:pre-wrap;user-select:none;-webkit-user-select:none;-webkit-touch-callout:none}.native-lyric-layer{font-family:inherit;font-size:var(--prompter-font-size);line-height:1.2;white-space:pre-wrap}.native-header-line{color:#ff9500;font-size:1.5rem;font-weight:900;text-transform:uppercase;margin-top:2rem;margin-bottom:1rem}.native-touch-zone-overlay{position:absolute;inset:15% 0 0;display:flex;z-index:50;pointer-events:none;touch-action:manipulation}.native-touch-zone{pointer-events:auto}.native-touch-zone.side{width:25%;height:100%}.native-touch-zone.column{width:50%;height:100%;display:flex;flex-direction:column}.native-touch-zone.sub-zone{width:100%;flex:1}.native-touch-zone.visible{background:#ffffff08;border:1px dashed rgba(255,255,255,.1);display:flex;align-items:center;justify-content:center}.native-beat-bar{position:absolute;top:50px;left:10px;right:10px;height:6px;display:flex;gap:4px;z-index:1001;background:#0000004d;padding:2px;border-radius:4px}.beat-segment{flex:1;background:#ffffff1a;border-radius:2px;transition:background .05s ease}.beat-segment.active{background:#ffffff80}.beat-segment.active.downbeat{background:var(--native-text);box-shadow:0 0 10px var(--native-text)}.flash-downbeat:before{content:"";position:absolute;inset:0;background:#ffffff59;z-index:2000;pointer-events:none}.flash-upbeat:before{content:"";position:absolute;inset:0;background:#c8c8c82e;z-index:2000;pointer-events:none}.native-wire-bar{position:absolute;top:0;left:0;right:0;height:4px;background:#111;z-index:1000}.wire-progress{height:100%;background:var(--native-accent);transition:width .1s linear}.dual-action{display:flex;flex-direction:column;line-height:1}.node-label-sub{font-size:8px;opacity:.6;margin-top:-2px}.fullscreen-hidden{display:none!important}.practice-streak{padding:20px;display:flex;flex-direction:column;gap:16px}.practice-back{background:none;border:none;color:var(--native-accent);font-family:var(--font-mono);font-size:14px;cursor:pointer;padding:0;text-align:left}.practice-title{font-family:var(--font-mono);font-size:12px;color:#555;text-transform:uppercase;margin:0}.practice-stats{display:grid;grid-template-columns:1fr 1fr 1fr;gap:8px}.practice-stat-card{background:#1c1c1e;border-radius:12px;border:1px solid #2c2c2e;padding:12px;text-align:center}.practice-stat-value{font-size:24px;font-weight:700;color:var(--native-accent);font-family:var(--font-mono)}.practice-stat-label{font-size:10px;color:#888;text-transform:uppercase;margin-top:4px;font-family:var(--font-mono)}.practice-weekly{background:#1c1c1e;border-radius:12px;border:1px solid #2c2c2e;padding:12px}.practice-weekly-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:8px}.practice-weekly-label{font-size:12px;color:#888;font-family:var(--font-mono)}.practice-weekly-edit{background:none;border:1px solid #2c2c2e;color:#888;font-size:11px;border-radius:6px;padding:2px 8px;cursor:pointer;font-family:var(--font-mono)}.practice-week-bar{display:flex;gap:4px}.practice-week-day{flex:1;height:8px;border-radius:4px;background:#2c2c2e;transition:background .3s}.practice-week-day.filled{background:var(--native-accent)}.practice-log-form{background:#1c1c1e;border-radius:12px;border:1px solid #2c2c2e;padding:12px;display:flex;flex-direction:column;gap:10px}.practice-log-form label{font-size:11px;color:#888;font-family:var(--font-mono);text-transform:uppercase}.practice-pills{display:flex;flex-wrap:wrap;gap:6px}.practice-pill{padding:4px 12px;border-radius:16px;border:1px solid #2c2c2e;background:none;color:#aaa;font-size:12px;cursor:pointer;font-family:var(--font-mono)}.practice-pill.active{background:var(--native-accent);color:#000;border-color:var(--native-accent)}.practice-duration-row{display:flex;align-items:center;gap:8px}.practice-duration-row input[type=range]{flex:1;accent-color:var(--native-accent)}.practice-duration-row span{font-size:12px;color:#888;font-family:var(--font-mono);min-width:48px;text-align:right}.practice-note-input{background:#111;border:1px solid #2c2c2e;border-radius:8px;color:#ccc;padding:8px;font-size:13px;font-family:var(--font-mono);resize:none}.practice-log-btn{background:var(--native-accent);color:#000;border:none;border-radius:8px;padding:10px;font-size:14px;font-weight:600;cursor:pointer;font-family:var(--font-mono)}.practice-heatmap{background:#1c1c1e;border-radius:12px;border:1px solid #2c2c2e;padding:12px;overflow-x:auto}.practice-heatmap-label{font-size:11px;color:#888;font-family:var(--font-mono);text-transform:uppercase;margin-bottom:8px}.practice-recent{display:flex;flex-direction:column;gap:6px}.practice-recent-label{font-size:11px;color:#888;font-family:var(--font-mono);text-transform:uppercase}.practice-entry{background:#1c1c1e;border-radius:8px;border:1px solid #2c2c2e;padding:8px 12px;display:flex;justify-content:space-between;align-items:center}.practice-entry-info{display:flex;flex-direction:column;gap:2px}.practice-entry-main{font-size:13px;color:#ccc;font-family:var(--font-mono)}.practice-entry-note{font-size:11px;color:#666;font-family:var(--font-mono)}.practice-entry-delete{background:none;border:none;color:#ff3b30;cursor:pointer;font-size:16px;padding:4px 8px}.practice-settings-overlay{position:fixed;inset:0;background:#000000b3;display:flex;align-items:center;justify-content:center;z-index:100}.practice-settings-card{background:#1c1c1e;border-radius:12px;border:1px solid #2c2c2e;padding:20px;width:300px;display:flex;flex-direction:column;gap:12px}.practice-settings-card h3{font-size:14px;color:#ccc;font-family:var(--font-mono);margin:0}.practice-settings-card label{font-size:11px;color:#888;font-family:var(--font-mono);text-transform:uppercase}.practice-add-instrument{display:flex;gap:6px}.practice-add-instrument input{flex:1;background:#111;border:1px solid #2c2c2e;border-radius:6px;color:#ccc;padding:4px 8px;font-size:12px;font-family:var(--font-mono)}.practice-add-instrument button{background:var(--native-accent);color:#000;border:none;border-radius:6px;padding:4px 10px;font-size:12px;cursor:pointer}.practice-settings-done{background:var(--native-accent);color:#000;border:none;border-radius:8px;padding:8px;font-size:13px;font-weight:600;cursor:pointer;font-family:var(--font-mono)}.fretquest{padding:20px;display:flex;flex-direction:column;gap:16px}.fretquest-back{background:none;border:none;color:var(--native-accent);font-family:var(--font-mono);font-size:14px;cursor:pointer;padding:0;text-align:left}.fretquest-title{font-family:var(--font-mono);font-size:12px;color:#555;text-transform:uppercase;margin:0}.fretquest-score-bar{display:grid;grid-template-columns:1fr 1fr 1fr;gap:8px}.fretquest-score-card{background:#1c1c1e;border-radius:12px;border:1px solid #2c2c2e;padding:10px;text-align:center}.fretquest-score-value{font-size:22px;font-weight:700;color:var(--native-accent);font-family:var(--font-mono)}.fretquest-score-label{font-size:10px;color:#888;text-transform:uppercase;margin-top:2px;font-family:var(--font-mono)}.fretquest-question{background:#1c1c1e;border-radius:12px;border:1px solid #2c2c2e;padding:16px;text-align:center;font-family:var(--font-mono)}.fretquest-prompt{font-size:14px;color:#aaa}.fretquest-target-note{font-size:32px;font-weight:700;color:#fff;margin:4px 0}.fretquest-target-string{font-size:14px;color:var(--native-accent)}.fretquest-feedback{text-align:center;font-family:var(--font-mono);font-size:14px;font-weight:600;min-height:20px}.fretquest-feedback.correct{color:var(--native-accent)}.fretquest-feedback.wrong{color:#ff3b30}.fretquest-fretboard-wrap{background:#1c1c1e;border-radius:12px;border:1px solid #2c2c2e;padding:8px;overflow-x:auto}.fretquest-fretboard{display:block;width:100%;cursor:pointer}.fretquest-fretboard .fret-cell{fill:transparent;stroke:none}.fretquest-fretboard .fret-cell:hover{fill:#ffffff14}.fretquest-fretboard .fret-cell.correct-flash{fill:#30d15866}.fretquest-fretboard .fret-cell.wrong-flash{fill:#ff3b3066}.fretquest-fretboard .fret-cell.show-answer{fill:#30d15840}.fretquest-mode-bar{display:flex;gap:8px;justify-content:center}.fretquest-mode-btn{padding:6px 14px;border-radius:8px;border:1px solid #2c2c2e;background:none;color:#aaa;font-size:12px;cursor:pointer;font-family:var(--font-mono)}.fretquest-mode-btn.active{background:var(--native-accent);color:#000;border-color:var(--native-accent)}.fretquest-timer-bar{height:4px;background:#2c2c2e;border-radius:2px;overflow:hidden}.fretquest-timer-fill{height:100%;background:var(--native-accent);transition:width 1s linear}.fretquest-gameover{background:#1c1c1e;border-radius:12px;border:1px solid #2c2c2e;padding:20px;text-align:center;font-family:var(--font-mono)}.fretquest-gameover h3{color:#fff;margin:0 0 8px}.fretquest-gameover p{color:#888;font-size:13px;margin:4px 0}.fretquest-play-btn{background:var(--native-accent);color:#000;border:none;border-radius:8px;padding:10px 20px;font-size:14px;font-weight:600;cursor:pointer;font-family:var(--font-mono);margin-top:8px}.midi-toolbar{width:100%;background:#141416f2;border-bottom:1px solid #2c2c2e;padding:6px 10px;animation:midi-tb-slide .2s cubic-bezier(.22,1,.36,1)}@keyframes midi-tb-slide{0%{max-height:0;opacity:0;padding:0 10px}to{max-height:80px;opacity:1}}.midi-toolbar-grid{display:grid;grid-template-columns:repeat(8,1fr);gap:6px}.midi-toolbar-cell{position:relative}.midi-toolbar-btn{width:100%;max-width:60px;margin:0 auto;aspect-ratio:1;border:1.5px solid;border-radius:8px;display:flex;align-items:center;justify-content:center;cursor:pointer;font-family:var(--font-mono);transition:transform .08s ease,background .12s ease,color .12s ease;user-select:none;-webkit-user-select:none;-webkit-touch-callout:none;-webkit-tap-highlight-color:transparent;padding:0}.midi-toolbar-btn:active{transform:scale(.88)}.midi-toolbar-btn-flash{transform:scale(.9)!important}.midi-toolbar-btn-label{font-size:13px;font-weight:700;line-height:1}.midi-toolbar-editor{position:absolute;top:110%;left:50%;transform:translate(-50%);z-index:200;background:#2c2c2e;border:1px solid #3c3c3e;border-radius:10px;padding:10px;display:flex;flex-direction:column;gap:5px;min-width:140px;box-shadow:0 6px 20px #00000080;animation:midi-tb-slide .15s ease}.midi-toolbar-editor label{display:flex;justify-content:space-between;align-items:center;font-size:10px;color:#aaa;font-family:var(--font-mono);gap:6px}.midi-toolbar-editor input{width:50px;background:#111;border:1px solid #444;border-radius:5px;color:#fff;font-size:11px;padding:2px 5px;text-align:right;font-family:var(--font-mono)}.midi-toolbar-editor-done{background:#00bcd433;color:#00bcd4;border:1px solid rgba(0,188,212,.4);border-radius:5px;padding:3px 10px;font-size:10px;cursor:pointer;margin-top:3px;font-family:var(--font-mono)}.midi-toolbar-editor-done:hover{background:#00bcd459}.beta-badge{display:inline-block;font-size:8px;font-weight:900;text-transform:uppercase;letter-spacing:1.5px;background:linear-gradient(135deg,#ff6b9d,#c44dff);color:#fff;padding:2px 6px;border-radius:4px;vertical-align:super;margin-left:4px;line-height:1;animation:beta-pulse 3s ease-in-out infinite}@keyframes beta-pulse{0%,to{opacity:.9}50%{opacity:.6}}:root{--native-bg: #000000;--native-accent: #34c759;--native-blue: #0033FF;--native-gray: #1c1c1e;--native-text: #ffffff;--native-text-secondary: #8e8e93}.native-prompt-stage.theme-dark{--native-prompt-bg: #0a0a0a;--native-chord: #ffcc00;--native-accent: #00e0a3;--native-dim: #555;--native-text: #ffffff}.native-prompt-stage.theme-molokai{--native-prompt-bg: #1b1d1e;--native-chord: #f92672;--native-accent: #a6e22e;--native-dim: #75715e;--native-text: #f8f8f2}.native-prompt-stage.theme-dracula{--native-prompt-bg: #282a36;--native-chord: #ff79c6;--native-accent: #50fa7b;--native-dim: #6272a4;--native-text: #f8f8f2}.native-prompt-stage.theme-solarized{--native-prompt-bg: #002b36;--native-chord: #b58900;--native-accent: #2aa198;--native-dim: #586e75;--native-text: #839496}.native-prompt-stage.theme-nord{--native-prompt-bg: #2e3440;--native-chord: #ebcb8b;--native-accent: #88c0d0;--native-dim: #4c566a;--native-text: #d8dee9}.native-prompt-stage.theme-light{--native-prompt-bg: #f5f5f7;--native-chord: #ff3b30;--native-accent: #007aff;--native-dim: #8e8e93;--native-text: #1c1c1e;background:#f5f5f7;color:#1c1c1e}.native-prompt-stage.theme-stage-dark{--native-prompt-bg: #000;--native-chord: #fff;--native-accent: #00e0a3;--native-dim: #444;--native-text: #fff}.native-prompt-stage.theme-stage-amber{--native-prompt-bg: #0a0800;--native-chord: #ffa500;--native-accent: #ffd700;--native-dim: #554400;--native-text: #fff5cc}.native-prompt-stage.theme-stage-green{--native-prompt-bg: #000d06;--native-chord: #39ff14;--native-accent: #00e0a3;--native-dim: #1a3a2a;--native-text: #e0ffe8}.native-prompt-stage.theme-outdoor-light{--native-prompt-bg: #fff;--native-chord: #000;--native-accent: #007aff;--native-dim: #ccc;--native-text: #000;background:#fff;color:#000}*{box-sizing:border-box;margin:0;padding:0;-webkit-tap-highlight-color:transparent;-webkit-touch-callout:none}button{user-select:none;-webkit-user-select:none;-webkit-touch-callout:none}body{background-color:var(--native-bg);color:var(--native-text);font-family:-apple-system,system-ui,sans-serif;overflow:hidden;height:100dvh;overscroll-behavior:none}.native-app-container{height:100dvh;display:flex;flex-direction:column;background:var(--native-bg)}.native-header{padding-top:env(safe-area-inset-top);background:#0a0a0af2;-webkit-backdrop-filter:blur(20px);backdrop-filter:blur(20px);border-bottom:.5px solid #222;flex-shrink:0;-webkit-user-select:none;user-select:none}.native-header-tier-1{height:60px;display:flex;align-items:center;justify-content:space-between;padding:0 16px}.header-left,.header-right{display:flex;align-items:center;gap:12px;flex:1}.header-right{justify-content:flex-end}.native-title{font-size:1.1rem;font-weight:800;letter-spacing:-.5px}.native-song-title{font-size:.65rem;color:var(--native-text-secondary);letter-spacing:.5px;text-transform:uppercase;margin-top:1px;max-width:140px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.icon-btn{background:var(--native-gray);border:none;color:#fff;width:36px;height:36px;border-radius:8px;display:flex;align-items:center;justify-content:center;font-size:18px;user-select:none;-webkit-user-select:none;-webkit-touch-callout:none}.midi-pill{background:var(--native-gray);padding:4px 12px;border-radius:20px;font-size:12px;font-weight:600;color:var(--native-text-secondary)}.mode-toggle{display:flex;background:#222;padding:3px;border-radius:8px}.mode-toggle button{padding:6px 12px;border-radius:6px;font-size:10px;font-weight:900;border:none;background:transparent;color:#666}.mode-toggle button.active{background:#444;color:#fff}.native-main{flex:1;overflow-y:auto;display:flex;flex-direction:column;width:100%;min-width:0}.native-main>*{width:100%}.native-touch-zone.visible{background:#ffffff0d;border:1px dashed rgba(255,255,255,.2);display:flex;align-items:center;justify-content:center}.zone-label{font-family:SF Mono,monospace;font-size:14px;font-weight:800;color:#fff6;pointer-events:none;text-transform:uppercase}.close-help-btn{position:absolute;bottom:20px;left:50%;transform:translate(-50%);background:var(--native-accent);color:#000;border:none;padding:8px 16px;border-radius:20px;font-weight:800;font-size:12px;pointer-events:auto;z-index:1000;cursor:pointer}.native-tab-bar{height:calc(65px + env(safe-area-inset-bottom));padding-bottom:env(safe-area-inset-bottom);background:#0f0f0ffa;-webkit-backdrop-filter:blur(30px);backdrop-filter:blur(30px);border-top:.5px solid #222;display:flex;justify-content:space-around;align-items:center;flex-shrink:0;width:100%;z-index:10000;-webkit-user-select:none;user-select:none}.native-tab-item{display:flex;flex-direction:column;align-items:center;gap:4px;color:#555;cursor:pointer;width:20%;padding:8px 0;user-select:none;-webkit-user-select:none;-webkit-touch-callout:none}.native-tab-item.active{color:var(--native-text)}.native-tab-icon{font-size:24px}.native-tab-label{font-size:9px;font-weight:500}.zen-mode .native-header,.zen-mode .native-tab-bar{display:none!important}:fullscreen .native-header,:fullscreen .native-tab-bar,:-webkit-full-screen .native-header,:-webkit-full-screen .native-tab-bar{display:none!important}:fullscreen .native-app-container,:-webkit-full-screen .native-app-container{height:100vh}.exit-zen-btn{position:fixed;top:calc(10px + env(safe-area-inset-top));right:16px;width:44px;height:44px;background:#ffffff1a;border-radius:50%;z-index:12000;display:flex;align-items:center;justify-content:center;font-size:20px;color:#fff;border:1px solid rgba(255,255,255,.2);cursor:pointer}.interact-row{display:flex;align-items:center;justify-content:space-between;padding:12px 16px;background:#1c1c1e;border-radius:12px;border:1px solid #2c2c2e}.learn-btn{background:#2c2c2e;border:1px solid #3a3a3c;color:#fff;padding:8px 16px;border-radius:8px;font-size:13px;font-weight:600;cursor:pointer;min-width:60px;transition:all .2s ease;user-select:none;-webkit-user-select:none;-webkit-touch-callout:none;touch-action:manipulation}.learn-btn:active{transform:scale(.95);background:#3a3a3c}.learn-btn.active{background:var(--native-accent);color:#000;border-color:#fff}