@import"https://fonts.googleapis.com/css2?family=Fraunces:opsz,wght@9..144,400..900&family=Inter:wght@300;400;500;600;700;800;900&family=JetBrains+Mono:wght@400;500;600;700&family=Noto+Music&display=swap";:root{font-family:Inter,sans-serif;line-height:1.6;font-weight:400;font-synthesis:none;text-rendering:optimizeLegibility;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;--paper: #fffcf5;--cream: #f4ecdd;--cream-deep: #ebe0cb;--line: #d8cbb2;--muted: #6f6357;--ink: #211a14;--rosewood: #4a2a1b;--rosewood-dark: #33190f;--bone: #efe3cc;--accent: #d8731f;--accent-light: #f0a054;--accent-dark: #a5511a;--success: #2f8f5b;--warning: #e0a112;--danger: #d24a3a;--white: var(--paper);--off-white: var(--cream);--light-gray: var(--cream-deep);--gray: var(--line);--dark-gray: var(--muted);--black: var(--ink);--yellow: var(--warning);--red: var(--danger);--blue: var(--accent);--darkblue: var(--accent-dark);--radius: 10px;--radius-lg: 20px;--shadow: 0 1px 2px rgba(51, 25, 15, .08), 0 2px 6px -2px rgba(51, 25, 15, .12);--shadow-md: 0 10px 24px -16px rgba(51, 25, 15, .35);--shadow-lg: 0 24px 48px -28px rgba(51, 25, 15, .45);--mobile-width: 768px;color:var(--ink);background-color:var(--cream);accent-color:var(--accent)}body,body>div{margin:0;padding:0;box-sizing:border-box;min-height:100vh;width:100%;display:flex;flex-direction:column}:is(body,body>div) main{flex:1}body{background-color:var(--cream);background-image:repeating-linear-gradient(180deg,transparent 0 47px,rgba(74,42,27,.055) 47px 48px);background-attachment:fixed}::selection{background-color:var(--accent-light);color:var(--ink)}.site-header{position:sticky;top:0;z-index:100;background-color:#f4ecdddb;backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);border-bottom:1px solid var(--line)}.site-header-inner{max-width:78rem;margin:0 auto;padding:.85rem 1.25rem;display:flex;align-items:center;justify-content:space-between;flex-wrap:wrap;gap:.9rem 2rem}.wordmark{display:inline-flex;align-items:center;gap:.55rem;text-decoration:none;color:var(--ink);font-family:Fraunces,Georgia,serif;font-variation-settings:"opsz" 144;font-weight:800;font-size:1.95rem;letter-spacing:-.03em;line-height:1}.wordmark em{font-style:italic;font-weight:600;color:var(--accent)}.wordmark svg{width:2rem;height:2rem;flex-shrink:0;filter:drop-shadow(0 2px 2px rgba(51,25,15,.25))}.wordmark:hover em{color:var(--accent-dark)}.fret-nav{display:flex;align-items:stretch;max-width:100%;overflow-x:auto;scrollbar-width:none;border-radius:12px;background:linear-gradient(180deg,#ffffff14,#0003),repeating-linear-gradient(94deg,var(--rosewood) 0 14px,var(--rosewood-dark) 14px 27px);box-shadow:inset 0 2px 4px #0006,0 10px 22px -14px #33190fcc}.fret-nav::-webkit-scrollbar{display:none}.fret{position:relative;flex:0 0 auto;padding:.8rem 1.15rem 1rem;color:#e6d5bb;text-decoration:none;font-weight:600;font-size:.95rem;letter-spacing:.01em;white-space:nowrap;background-image:repeating-linear-gradient(180deg,transparent 0 7px,rgba(255,236,205,.17) 7px 8px);transition:color .2s ease,background-color .2s ease}.fret:first-child{border-radius:12px 0 0 12px;box-shadow:inset 6px 0 0 var(--bone),inset 7px 0 #00000073;padding-left:1.5rem}.fret:last-child{border-radius:0 12px 12px 0}.fret+.fret{box-shadow:inset 2px 0 #cdbfa4,inset 3px 0 #00000080}.fret:hover{color:#fff3dd;background-color:#ffffff0d}.fret:focus-visible{outline:2px solid var(--accent-light);outline-offset:-3px}.fret:after{content:"";position:absolute;left:50%;bottom:5px;width:7px;height:7px;border-radius:50%;transform:translate(-50%) scale(0);background:radial-gradient(circle at 35% 35%,#fff9ea,#d8c39d 70%,#a89272);box-shadow:0 0 0 1px #00000059,0 0 10px #ffdca08c;transition:transform .25s cubic-bezier(.34,1.56,.64,1)}.fret.active{color:#fff6e5}.fret.active:after{transform:translate(-50%) scale(1)}main{flex:1;width:100%;box-sizing:border-box;padding:2.5rem 1rem 4rem;display:flex;justify-content:center;align-items:flex-start}.site-footer{margin-top:auto;padding:1.5rem 1.25rem 2rem;display:flex;flex-wrap:wrap;justify-content:center;gap:.5rem 2rem;font-size:.85rem;color:var(--muted);border-top:1px solid var(--line);background-color:#fffcf580}.site-footer a{color:var(--muted);text-decoration:none;transition:color .2s ease}.site-footer a:hover{color:var(--accent)}main.home{flex-direction:column;align-items:stretch;max-width:74rem;margin:0 auto;gap:4rem;padding-top:3.5rem}.hero{display:grid;grid-template-columns:minmax(0,1.15fr) minmax(0,.85fr);align-items:center;gap:2rem 3rem}.eyebrow{margin:0 0 .9rem;font-family:JetBrains Mono,monospace;font-size:.78rem;font-weight:600;letter-spacing:.16em;text-transform:uppercase;color:var(--accent-dark)}.hero h1{margin:0 0 1.25rem;font-family:Fraunces,Georgia,serif;font-variation-settings:"opsz" 144;font-weight:700;font-size:clamp(2.7rem,5.6vw,4.7rem);line-height:1.02;letter-spacing:-.03em;color:var(--ink)}.hero h1 em{font-style:italic;font-weight:500;color:var(--accent)}.hero p:not(.eyebrow){margin:0 0 1.75rem;max-width:34rem;font-size:1.15rem;line-height:1.65;color:var(--muted)}.hero-actions{display:flex;flex-wrap:wrap;gap:.75rem}.button{display:inline-flex;align-items:center;gap:.5rem;padding:.8rem 1.4rem;border-radius:999px;border:1.5px solid var(--line);background-color:var(--paper);color:var(--ink);font-weight:600;text-decoration:none;transition:transform .2s ease,border-color .2s ease,color .2s ease,box-shadow .2s ease}.button:hover{transform:translateY(-1px);border-color:var(--accent);color:var(--accent-dark)}.button.primary{border-color:transparent;background:linear-gradient(135deg,var(--accent),var(--accent-dark));color:#fff8ec;box-shadow:0 12px 22px -12px #a5511ad9}.button.primary:hover{color:#fff;box-shadow:0 16px 26px -12px #a5511ae6}.hero-art{display:flex;justify-content:center}.soundhole{width:min(22rem,78vw);aspect-ratio:1;box-sizing:border-box;padding:18px;border-radius:50%;background:repeating-conic-gradient(from 0deg,var(--rosewood) 0deg 5deg,var(--accent) 5deg 7deg,#f3e4c6 7deg 9deg,var(--rosewood-dark) 9deg 12deg);box-shadow:0 34px 50px -30px #33190fb3,inset 0 0 0 4px var(--paper)}.soundhole img{display:block;width:100%;height:100%;box-sizing:border-box;object-fit:cover;border-radius:50%;border:9px solid #2b1a10;box-shadow:inset 0 0 32px #0000008c}.menu h3{display:flex;align-items:center;gap:1rem;margin:0 0 1.25rem;font-family:Fraunces,Georgia,serif;font-variation-settings:"opsz" 144;font-weight:700;font-size:1.9rem;letter-spacing:-.02em;color:var(--ink)}.menu h3:after{content:"";flex:1;height:1px;background-color:var(--line)}.menu-grid{list-style:none;margin:0;padding:0;display:flex;flex-wrap:wrap;justify-content:center;gap:1.25rem}.menu-grid li{flex:0 1 calc((100% - 2.5rem) / 3);min-width:0}.dish{display:flex;flex-direction:column;gap:.55rem;height:100%;box-sizing:border-box;padding:1.1rem;background-color:var(--paper);border:1px solid var(--line);border-radius:var(--radius-lg);text-decoration:none;color:var(--ink);box-shadow:var(--shadow-md);transition:transform .2s ease,border-color .2s ease,box-shadow .2s ease}.dish:hover{transform:translateY(-3px);border-color:var(--accent-light);box-shadow:0 26px 36px -24px #a5511a80}.dish:hover .dish-go{color:var(--accent)}@media (min-width: 831px) and (max-width: 1100px){.dish .menu-grid li{flex-basis:calc((100% - 1.25rem)/2)}}.dish-preview{display:flex;align-items:center;justify-content:center;height:7.5rem;border-radius:14px;background-color:var(--cream);border:1px solid var(--cream-deep)}.dish-preview svg{width:100%;max-width:11rem;height:auto}.dish-preview .preview-clef{font-family:Noto Music,Segoe UI Symbol,Apple Symbols,serif}.dish-name{font-family:Fraunces,Georgia,serif;font-variation-settings:"opsz" 144;font-weight:700;font-size:1.35rem;letter-spacing:-.01em}.dish-desc{font-size:.95rem;line-height:1.5;color:var(--muted)}.dish-go{margin-top:auto;padding-top:.35rem;font-size:.85rem;font-weight:600;color:var(--accent-dark);transition:color .2s ease}@media (max-width: 830px){.site-header-inner{flex-direction:column;align-items:stretch;padding:.75rem .9rem .85rem;gap:.7rem}.wordmark{justify-content:center;font-size:1.75rem}.fret-nav{border-radius:10px}.fret{padding:.7rem .95rem .9rem;font-size:.88rem}.fret:first-child{padding-left:1.3rem}main{padding:1.75rem .75rem 3rem;flex-direction:column;align-items:center;gap:2rem}main.home{gap:2.75rem;padding-top:2.25rem}.hero{grid-template-columns:1fr;text-align:center}.hero p:not(.eyebrow){margin-left:auto;margin-right:auto}.hero-actions{justify-content:center}.hero-art{order:-1}.soundhole{width:min(15rem,70vw);padding:12px}.menu-grid li{flex-basis:100%}}#chord-content{padding:3rem 2rem;width:100%;box-sizing:border-box;max-width:100rem;margin:0 auto;background-color:var(--white);border-radius:var(--radius-lg);box-shadow:var(--shadow-md);border:1px solid var(--gray)}#chord-content h1{font-family:Fraunces,Georgia,serif;font-variation-settings:"opsz" 144;font-weight:700;font-size:3.25rem;margin-bottom:1rem;margin-top:0;text-align:center;color:var(--ink);letter-spacing:-.02em;line-height:1.05}#chord-content h1:after{content:"";display:block;width:3.5rem;height:4px;margin:.9rem auto 0;border-radius:2px;background:linear-gradient(90deg,var(--accent),var(--accent-light))}#chord-content>p{font-size:1.25rem;text-align:center;margin-bottom:4rem;color:var(--dark-gray);max-width:600px;margin-left:auto;margin-right:auto;line-height:1.6}.chord-section{margin-bottom:5rem}.chord-section:last-child{margin-bottom:0}.root-heading{font-family:Fraunces,Georgia,serif;font-variation-settings:"opsz" 144;font-weight:700;font-size:2.5rem;color:var(--accent);text-align:center;margin:0 0 3rem;padding:1.5rem;background:linear-gradient(135deg,var(--accent),var(--accent-dark));color:var(--white);border-radius:var(--radius-lg);box-shadow:var(--shadow-md);letter-spacing:-.01em;position:relative}.root-heading:before{content:"";position:absolute;inset:0;background:linear-gradient(135deg,transparent 0%,rgba(255,255,255,.1) 100%);border-radius:var(--radius-lg);pointer-events:none}.chord-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:3rem;justify-items:center}.chord-card{background-color:var(--white);color:var(--black);border:1px solid var(--gray);border-radius:var(--radius-lg);padding:2rem;text-align:center;width:100%;max-width:320px;box-shadow:var(--shadow);transition:all .2s ease;position:relative;overflow:hidden}.chord-card:hover{box-shadow:var(--shadow-lg);transform:translateY(-2px);border-color:var(--accent-light)}.chord-card h3,.chord-card h4{font-family:JetBrains Mono,monospace;font-weight:700;font-size:2rem;margin:0 0 2rem;color:var(--accent);letter-spacing:-.02em}.chord-diagram{display:flex;flex-direction:column;align-items:center;gap:.5rem}.string-names{display:flex;justify-content:space-between;width:200px;margin-bottom:.5rem}.string-name{font-weight:700;font-size:1rem;color:var(--darkblue);width:30px;text-align:center}.nut{width:200px;height:6px;background-color:var(--black);margin-bottom:2px;border-radius:2px}.start-fret{font-weight:700;font-size:.9rem;color:var(--darkblue);align-self:flex-start;margin-left:-25px;margin-bottom:5px}.fretboard-grid{position:relative;width:220px;height:170px;background:linear-gradient(135deg,#f9f7f4,#f0ede8);border:2px solid var(--gray);border-radius:var(--radius);box-shadow:inset 0 2px 4px #0000000d,var(--shadow)}.guitar-string{position:absolute;background:linear-gradient(to bottom,#4a4a4a,#2a2a2a);width:2px;height:100%;top:0;border-radius:1px;box-shadow:0 0 2px #0000004d}.guitar-string:nth-child(1){left:0%}.guitar-string:nth-child(2){left:20%}.guitar-string:nth-child(3){left:40%}.guitar-string:nth-child(4){left:60%}.guitar-string:nth-child(5){left:80%}.guitar-string:nth-child(6){left:100%}.fret-line{position:absolute;background:linear-gradient(to right,silver,#a0a0a0,silver);width:100%;height:2px;left:0;border-radius:1px;box-shadow:0 1px 2px #0000001a}.fret-line:nth-child(7){top:20%}.fret-line:nth-child(8){top:40%}.fret-line:nth-child(9){top:60%}.fret-line:nth-child(10){top:80%}.mute-marker,.open-marker{position:absolute;top:-28px;transform:translate(-50%);font-size:1.4rem;font-weight:700;font-family:JetBrains Mono,monospace;color:var(--dark-gray);width:24px;height:24px;text-align:center;display:flex;align-items:center;justify-content:center;background-color:var(--light-gray);border:1px solid var(--gray);border-radius:50%}.finger-dot{position:absolute;transform:translate(-50%,-50%);width:26px;height:26px;background:linear-gradient(135deg,var(--accent),var(--accent-dark));border:2px solid var(--white);border-radius:50%;display:flex;align-items:center;justify-content:center;box-shadow:var(--shadow-md)}.finger-number{font-size:.875rem;font-weight:600;color:var(--white);font-family:JetBrains Mono,monospace}@media (max-width: 830px){#chord-content{padding:1rem}#chord-content h1{font-size:2.5rem}#chord-content>p{font-size:1.1rem;margin-bottom:2rem}.chord-section{margin-bottom:2rem}.root-heading{font-size:1.8rem;padding:.8rem;margin-bottom:1.5rem}.chord-grid{grid-template-columns:1fr;gap:1.5rem}.chord-card{max-width:none;padding:1rem}.chord-card h3,.chord-card h4{font-size:2rem;margin-bottom:1rem}.string-names{width:180px}.string-name{font-size:.9rem}.fretboard-grid{width:180px;height:144px}.finger-dot{width:20px;height:20px}.finger-number{font-size:.8rem}.mute-marker,.open-marker{font-size:1.3rem;top:-22px}.start-fret{font-size:.8rem;margin-left:-20px}}#tuner-content{padding:3rem 2rem;width:100%;box-sizing:border-box;max-width:50rem;margin:0 auto;background-color:var(--white);border-radius:var(--radius-lg);box-shadow:var(--shadow-md);border:1px solid var(--gray)}#tuner-content h1{font-family:Fraunces,Georgia,serif;font-variation-settings:"opsz" 144;font-weight:700;font-size:3.25rem;margin-bottom:1rem;margin-top:0;text-align:center;color:var(--ink);letter-spacing:-.02em;line-height:1.05}#tuner-content h1:after{content:"";display:block;width:3.5rem;height:4px;margin:.9rem auto 0;border-radius:2px;background:linear-gradient(90deg,var(--accent),var(--accent-light))}#tuner-content>p{font-size:1.25rem;text-align:center;margin-bottom:3rem;color:var(--dark-gray);line-height:1.6}.tuner-controls{display:flex;justify-content:center;margin-bottom:2rem}.tuner-button{font-family:Inter,sans-serif;font-weight:600;font-size:1.2rem;padding:1rem 2rem;background:linear-gradient(135deg,var(--accent),var(--accent-dark));color:var(--white);border:none;border-radius:var(--radius-lg);cursor:pointer;box-shadow:var(--shadow);transition:all .2s ease;min-width:160px}.tuner-button:hover{box-shadow:var(--shadow-lg);transform:translateY(-2px)}.tuner-button:active{transform:translateY(0)}.tuner-button.listening{background:linear-gradient(135deg,#ef4444,#dc2626);animation:pulse 2s ease-in-out infinite alternate}@keyframes pulse{0%{box-shadow:var(--shadow),0 0 #ef444466}to{box-shadow:var(--shadow-lg),0 0 0 10px #ef444400}}.tuner-display{display:flex;flex-direction:column;align-items:center;gap:2rem;padding:2rem;background-color:var(--off-white);border-radius:var(--radius-lg);border:1px solid var(--gray);margin-bottom:3rem}.tuning-meter{border:1px solid var(--gray);border-radius:var(--radius);box-shadow:var(--shadow);background-color:var(--white)}.note-info{display:flex;flex-direction:column;align-items:center;gap:1rem;text-align:center}.current-note{display:flex;align-items:baseline;gap:1rem}.current-note .note-label{font-size:1.2rem;color:var(--dark-gray);font-weight:500}.current-note .note-value{font-family:JetBrains Mono,monospace;font-size:3rem;font-weight:700;color:var(--accent);letter-spacing:-.02em}.string-info .string-label{font-size:1.1rem;color:var(--dark-gray);font-weight:500}.frequency-info{display:flex;align-items:baseline;gap:.5rem}.frequency-info .freq-label{font-size:1rem;color:var(--dark-gray);font-weight:500}.frequency-info .freq-value{font-family:JetBrains Mono,monospace;font-size:1.2rem;font-weight:600;color:var(--accent)}.tuning-status{font-size:1.5rem;font-weight:700;margin-top:1rem}.tuning-status .cents-off{font-size:1rem;font-weight:500;margin-left:.5rem;opacity:.8}.string-reference h3{font-family:Inter,sans-serif;font-weight:700;font-size:2rem;color:var(--accent);text-align:center;margin:0 0 2rem}.string-list{display:grid;grid-template-columns:1fr;gap:1rem}.string-ref-item{display:grid;grid-template-columns:80px 1fr 100px;align-items:center;padding:1rem 1.5rem;background-color:var(--off-white);border:1px solid var(--gray);border-radius:var(--radius);transition:all .2s ease}.string-ref-item:hover{background-color:var(--white);border-color:var(--accent-light)}.string-ref-item .string-note{font-family:JetBrains Mono,monospace;font-weight:700;font-size:1.5rem;color:var(--accent)}.string-ref-item .string-name{font-weight:500;color:var(--dark-gray)}.string-ref-item .string-freq{font-family:JetBrains Mono,monospace;font-size:.9rem;color:var(--dark-gray);text-align:right}@media (max-width: 830px){#tuner-content{padding:1.5rem 1rem}#tuner-content h1{font-size:2.5rem}#tuner-content>p{font-size:1.1rem;margin-bottom:2rem}.tuner-display{padding:1.5rem 1rem}.tuning-meter{width:100%;max-width:350px;height:auto}.current-note{flex-direction:column;gap:.5rem}.current-note .note-value{font-size:2.5rem}.string-ref-item{grid-template-columns:60px 1fr 80px;padding:.75rem 1rem}.string-ref-item .string-note{font-size:1.2rem}.string-ref-item .string-freq{font-size:.8rem}}#metronome-content{padding:3rem 2rem;width:100%;box-sizing:border-box;max-width:50rem;margin:0 auto;background-color:var(--white);border-radius:var(--radius-lg);box-shadow:var(--shadow-md);border:1px solid var(--gray)}#metronome-content h1{font-family:Fraunces,Georgia,serif;font-variation-settings:"opsz" 144;font-weight:700;font-size:3.25rem;margin-bottom:1rem;margin-top:0;text-align:center;color:var(--ink);letter-spacing:-.02em;line-height:1.05}#metronome-content h1:after{content:"";display:block;width:3.5rem;height:4px;margin:.9rem auto 0;border-radius:2px;background:linear-gradient(90deg,var(--accent),var(--accent-light))}#metronome-content>p{font-size:1.25rem;text-align:center;margin-bottom:3rem;color:var(--dark-gray);line-height:1.6}.beat-display{display:flex;justify-content:center;margin-bottom:3rem}.beat-circles{display:flex;gap:1rem;align-items:center}.beat-circle{width:60px;height:60px;border-radius:50%;display:flex;align-items:center;justify-content:center;font-family:JetBrains Mono,monospace;font-weight:700;font-size:1.5rem;background-color:var(--light-gray);border:2px solid var(--gray);color:var(--dark-gray);transition:all .1s ease}.beat-circle.active{background:linear-gradient(135deg,var(--accent),var(--accent-dark));color:var(--white);border-color:var(--accent);transform:scale(1.1);box-shadow:var(--shadow-lg)}.beat-circle.accent.active{background:linear-gradient(135deg,#ef4444,#dc2626);border-color:#ef4444}.metronome-controls{display:flex;justify-content:center;margin-bottom:3rem}.metronome-button{font-family:Inter,sans-serif;font-weight:600;font-size:1.5rem;padding:1.5rem 3rem;background:linear-gradient(135deg,var(--accent),var(--accent-dark));color:var(--white);border:none;border-radius:var(--radius-lg);cursor:pointer;box-shadow:var(--shadow);transition:all .2s ease;min-width:140px}.metronome-button:hover{box-shadow:var(--shadow-lg);transform:translateY(-2px)}.metronome-button:active{transform:translateY(0)}.metronome-button.playing{background:linear-gradient(135deg,#ef4444,#dc2626);animation:pulse-metronome 1s ease-in-out infinite alternate}@keyframes pulse-metronome{0%{box-shadow:var(--shadow),0 0 #ef444466}to{box-shadow:var(--shadow-lg),0 0 0 8px #ef444400}}.bpm-control{margin-bottom:2rem;text-align:center}.bpm-label{display:block;font-size:1.2rem;font-weight:600;color:var(--dark-gray);margin-bottom:1rem}.bpm-input-group{display:flex;align-items:center;gap:1rem;margin-bottom:1rem;justify-content:center}.bpm-slider{width:300px;height:8px;background:var(--light-gray);border-radius:4px;outline:none;cursor:pointer}.bpm-slider::-webkit-slider-thumb{appearance:none;width:24px;height:24px;background:linear-gradient(135deg,var(--accent),var(--accent-dark));border-radius:50%;cursor:pointer;box-shadow:var(--shadow)}.bpm-slider::-moz-range-thumb{width:24px;height:24px;background:linear-gradient(135deg,var(--accent),var(--accent-dark));border-radius:50%;cursor:pointer;border:none;box-shadow:var(--shadow)}.bpm-input{width:80px;padding:.5rem;font-family:JetBrains Mono,monospace;font-size:1.2rem;font-weight:600;text-align:center;border:2px solid var(--gray);border-radius:var(--radius);background-color:var(--white);color:var(--accent)}.bpm-input:focus{outline:none;border-color:var(--accent)}.bpm-presets{display:flex;gap:.5rem;justify-content:center;flex-wrap:wrap}.preset-button{padding:.5rem 1rem;font-family:JetBrains Mono,monospace;font-weight:600;background-color:var(--light-gray);border:1px solid var(--gray);border-radius:var(--radius);cursor:pointer;transition:all .2s ease;color:var(--dark-gray)}.preset-button:hover{background-color:var(--accent-light);border-color:var(--accent);color:var(--accent)}.time-signature-control{margin-bottom:2rem;text-align:center}.time-sig-label{display:block;font-size:1.2rem;font-weight:600;color:var(--dark-gray);margin-bottom:1rem}.time-sig-buttons{display:flex;gap:.5rem;justify-content:center;flex-wrap:wrap}.time-sig-button{padding:.75rem 1.5rem;font-family:JetBrains Mono,monospace;font-weight:700;font-size:1.1rem;background-color:var(--light-gray);border:2px solid var(--gray);border-radius:var(--radius);cursor:pointer;transition:all .2s ease;color:var(--dark-gray)}.time-sig-button:hover{background-color:var(--accent-light);border-color:var(--accent);color:var(--accent)}.time-sig-button.active{background:linear-gradient(135deg,var(--accent),var(--accent-dark));border-color:var(--accent);color:var(--white)}.tempo-reference{text-align:center}.tempo-reference h3{font-family:Inter,sans-serif;font-weight:700;font-size:2rem;color:var(--accent);margin:0 0 1.5rem}.tempo-list{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:1rem}.tempo-item{display:flex;justify-content:space-between;align-items:center;padding:1rem 1.5rem;background-color:var(--off-white);border:1px solid var(--gray);border-radius:var(--radius);transition:all .2s ease;cursor:pointer;font-family:inherit;font-size:inherit;width:100%}.tempo-item:hover{background-color:var(--white);border-color:var(--accent-light);transform:translateY(-1px);box-shadow:var(--shadow)}.tempo-item:active{transform:translateY(0);box-shadow:inset var(--shadow)}.tempo-item .tempo-name{font-weight:600;color:var(--accent)}.tempo-item .tempo-range{font-family:JetBrains Mono,monospace;font-size:.9rem;color:var(--dark-gray)}@media (max-width: 830px){#metronome-content{padding:1.5rem 1rem}#metronome-content h1{font-size:2.5rem}#metronome-content>p{font-size:1.1rem;margin-bottom:2rem}.beat-circles{gap:.5rem}.beat-circle{width:50px;height:50px;font-size:1.2rem}.metronome-button{font-size:1.2rem;padding:1.2rem 2rem}.bpm-slider{width:250px}.tempo-list{grid-template-columns:1fr}}.popular-songs{text-align:center;margin-top:3rem}.popular-songs h3{font-family:Inter,sans-serif;font-weight:700;font-size:2rem;color:var(--accent);margin:0 0 1.5rem}.songs-list{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:1rem}.song-item{display:flex;justify-content:space-between;align-items:center;padding:1.2rem 1.5rem;background-color:var(--off-white);border:1px solid var(--gray);border-radius:var(--radius);transition:all .2s ease;cursor:pointer;font-family:inherit;font-size:inherit;width:100%;text-align:left}.song-item:hover{background-color:var(--white);border-color:var(--accent-light);transform:translateY(-2px);box-shadow:var(--shadow-md)}.song-item:active{transform:translateY(0);box-shadow:inset var(--shadow)}.song-info{display:flex;flex-direction:column;gap:.3rem;flex:1}.song-name{font-weight:700;font-size:1.1rem;color:var(--accent);line-height:1.2}.song-artist{font-size:.95rem;color:var(--dark-gray);font-style:italic}.song-settings{display:flex;flex-direction:column;align-items:flex-end;gap:.2rem}.song-tempo{font-family:JetBrains Mono,monospace;font-weight:700;font-size:1rem;color:var(--accent)}.song-time{font-family:JetBrains Mono,monospace;font-weight:600;font-size:.9rem;color:var(--dark-gray);background-color:var(--light-gray);padding:.2rem .5rem;border-radius:var(--radius)}@media (max-width: 830px){#metronome-content{padding:1.5rem 1rem}#metronome-content h1{font-size:2.5rem}#metronome-content>p{font-size:1.1rem;margin-bottom:2rem}.beat-circles{gap:.5rem}.beat-circle{width:50px;height:50px;font-size:1.2rem}.metronome-button{font-size:1.2rem;padding:1.2rem 2rem}.bpm-slider{width:250px}.tempo-list,.songs-list{grid-template-columns:1fr}.song-item{padding:1rem}.song-name{font-size:1rem}.song-artist{font-size:.85rem}}#circle-content{padding:3rem 2rem;width:100%;box-sizing:border-box;max-width:70rem;margin:0 auto;background-color:var(--white);border-radius:var(--radius-lg);box-shadow:var(--shadow-md);border:1px solid var(--gray)}#circle-content h1{font-family:Fraunces,Georgia,serif;font-variation-settings:"opsz" 144;font-weight:700;font-size:3.25rem;margin-bottom:1rem;margin-top:0;text-align:center;color:var(--ink);letter-spacing:-.02em;line-height:1.05}#circle-content h1:after{content:"";display:block;width:3.5rem;height:4px;margin:.9rem auto 0;border-radius:2px;background:linear-gradient(90deg,var(--accent),var(--accent-light))}#circle-content>p{font-size:1.25rem;text-align:center;margin-bottom:3rem;color:var(--dark-gray);line-height:1.6}.circle-container{display:flex;justify-content:center;margin-bottom:3rem}.circle-container svg{max-width:100%;height:auto}.key-circle{transition:all .2s ease}.key-circle:hover{transform:scale(1.1);filter:drop-shadow(0 4px 8px rgba(0,0,0,.1))}.key-text{font-family:Inter,sans-serif;-webkit-user-select:none;user-select:none;pointer-events:none}.key-text.minor{font-style:italic}.key-info{background-color:var(--off-white);border:1px solid var(--gray);border-radius:var(--radius-lg);padding:2rem;margin-bottom:3rem}.key-header{text-align:center;margin-bottom:2rem}.key-header h3{font-family:Inter,sans-serif;font-weight:700;font-size:2.5rem;color:var(--accent);margin:0 0 .5rem}.key-meta .accidentals{font-family:JetBrains Mono,monospace;font-size:1rem;color:var(--dark-gray);background-color:var(--light-gray);padding:.3rem .8rem;border-radius:var(--radius)}.scale-notes{margin-bottom:2rem}.scale-notes h4{font-family:Inter,sans-serif;font-weight:600;font-size:1.3rem;color:var(--accent);margin:0 0 1rem}.notes-list{display:flex;justify-content:center;gap:.5rem;flex-wrap:wrap}.note-item{font-family:JetBrains Mono,monospace;font-weight:700;font-size:1.2rem;padding:.8rem 1rem;background:linear-gradient(135deg,var(--accent),var(--accent-dark));color:var(--white);border-radius:var(--radius);min-width:2.5rem;text-align:center;box-shadow:var(--shadow)}.diatonic-chords h4{font-family:Inter,sans-serif;font-weight:600;font-size:1.3rem;color:var(--accent);margin:0 0 1rem}.chords-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(120px,1fr));gap:1rem}.chord-item{display:flex;flex-direction:column;align-items:center;padding:1rem;border-radius:var(--radius);border:2px solid;transition:all .2s ease}.chord-item.major{background-color:var(--white);border-color:var(--accent)}.chord-item.minor{background-color:var(--light-gray);border-color:var(--dark-gray)}.chord-item.diminished{background-color:#fef2f2;border-color:#ef4444}.chord-item:hover{transform:translateY(-2px);box-shadow:var(--shadow-md)}.chord-item .numeral{font-family:JetBrains Mono,monospace;font-weight:700;font-size:.9rem;margin-bottom:.3rem;color:var(--dark-gray)}.chord-item .chord{font-family:Inter,sans-serif;font-weight:700;font-size:1.3rem;color:var(--accent)}.progressions-section h3{font-family:Inter,sans-serif;font-weight:700;font-size:2rem;color:var(--accent);text-align:center;margin:0 0 2rem}.progressions-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:1.5rem}.progression-item{background-color:var(--off-white);border:1px solid var(--gray);border-radius:var(--radius-lg);padding:1.5rem;transition:all .2s ease}.progression-item:hover{box-shadow:var(--shadow-md);transform:translateY(-2px)}.progression-header{display:flex;flex-direction:column;gap:.3rem;margin-bottom:1rem}.progression-header .progression-name{font-family:JetBrains Mono,monospace;font-weight:700;font-size:1.1rem;color:var(--accent)}.progression-header .progression-desc{font-size:.9rem;color:var(--dark-gray);font-style:italic}.progression-chords{font-family:Inter,sans-serif;font-weight:600;font-size:1.2rem;color:var(--dark-gray);padding:1rem;background-color:var(--white);border-radius:var(--radius);text-align:center;border-left:4px solid var(--accent)}@media (max-width: 830px){#circle-content{padding:1.5rem 1rem}#circle-content h1{font-size:2.5rem}#circle-content>p{font-size:1.1rem;margin-bottom:2rem}.circle-container svg{width:350px;height:350px}.key-info{padding:1.5rem}.key-header h3{font-size:2rem}.notes-list{gap:.3rem}.note-item{font-size:1rem;padding:.6rem .8rem;min-width:2rem}.chords-grid{grid-template-columns:repeat(auto-fit,minmax(100px,1fr));gap:.8rem}.chord-item{padding:.8rem}.chord-item .chord{font-size:1.1rem}.progressions-grid{grid-template-columns:1fr;gap:1rem}.progression-item{padding:1rem}.progression-chords{font-size:1rem}}#sight-reading-content{padding:3rem 2rem;max-width:70rem;width:100%;box-sizing:border-box;margin:0 auto;background-color:var(--white);border-radius:var(--radius-lg);box-shadow:var(--shadow-md);border:1px solid var(--gray)}#sight-reading-content h1{font-family:Fraunces,Georgia,serif;font-variation-settings:"opsz" 144;font-weight:700;font-size:3.25rem;margin-bottom:1rem;margin-top:0;text-align:center;color:var(--ink);letter-spacing:-.02em;line-height:1.05}#sight-reading-content h1:after{content:"";display:block;width:3.5rem;height:4px;margin:.9rem auto 0;border-radius:2px;background:linear-gradient(90deg,var(--accent),var(--accent-light))}#sight-reading-content>p{font-size:1.25rem;text-align:center;margin-bottom:2rem;color:var(--dark-gray);line-height:1.6}.visually-hidden{position:absolute;width:1px;height:1px;margin:-1px;padding:0;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap;border:0}.sight-stats{display:flex;flex-wrap:wrap;justify-content:center;align-items:stretch;gap:.75rem;margin-bottom:1.5rem}.sight-stat{min-width:5.5rem;padding:.6rem 1rem;background-color:var(--off-white);border:1px solid var(--gray);border-radius:var(--radius);text-align:center}.sight-stat .value{display:block;font-family:JetBrains Mono,monospace;font-weight:700;font-size:1.4rem;color:var(--black);line-height:1.2}.sight-stat .label{display:block;font-size:.7rem;font-weight:600;text-transform:uppercase;letter-spacing:.06em;color:var(--dark-gray)}.sight-reset{align-self:center;padding:.5rem 1rem;font-family:Inter,sans-serif;font-weight:600;font-size:.9rem;background-color:var(--light-gray);border:1px solid var(--gray);border-radius:var(--radius);cursor:pointer;transition:all .2s ease;color:var(--dark-gray)}.sight-reset:hover{background-color:var(--accent-light);border-color:var(--accent);color:var(--white)}.sight-staff{width:100%;min-height:200px;overflow:hidden;background-color:var(--off-white);border:1px solid var(--gray);border-radius:var(--radius-lg);margin-bottom:1.5rem}.sight-staff svg{display:block}.sight-target{fill:var(--accent);fill-opacity:.08}.sight-staff-line{stroke:var(--dark-gray);stroke-width:1.2}.sight-system-line{stroke:var(--black);stroke-width:1.5}.sight-brace{fill:none;stroke:var(--black);stroke-width:3;stroke-linecap:round}.sight-clef{font-family:Noto Music,Segoe UI Symbol,Apple Symbols,Bravura,serif;font-size:48px;fill:var(--black);-webkit-user-select:none;user-select:none}.sight-note{fill:var(--black);stroke:var(--black);transition:transform .16s ease-out}.sight-note ellipse{stroke:none}.sight-note line{stroke-linecap:round}.sight-note .sight-ledger{stroke-width:1.4}.sight-note.current{fill:var(--accent);stroke:var(--accent)}.sight-note.wrong{fill:var(--danger);stroke:var(--danger)}.piano-scroll{overflow-x:auto;padding-bottom:.5rem;margin-bottom:2rem;-webkit-overflow-scrolling:touch}.piano{position:relative;display:flex;height:160px;min-width:calc(var(--white-keys) * 34px);-webkit-user-select:none;user-select:none}.piano.octave{max-width:40rem;margin:0 auto}.piano-key{padding:0;margin:0;font:inherit;cursor:pointer;touch-action:manipulation;-webkit-tap-highlight-color:transparent;transition:background-color .1s ease,box-shadow .1s ease}.piano-key:focus{outline:none}.piano-key:focus-visible{outline:2px solid var(--accent);outline-offset:-3px}.piano-key.white{flex:1 1 0;min-width:0;height:100%;display:flex;flex-direction:column;align-items:center;justify-content:flex-end;gap:.2rem;padding-bottom:.6rem;background-color:var(--white);border:1px solid #b8b8b8;border-radius:0 0 6px 6px;box-shadow:inset 0 -6px #0000000a;color:var(--dark-gray);font-size:.8rem;font-weight:600}.piano-key.white:active{background-color:var(--gray)}.piano-key.white.correct{background-color:var(--success);border-color:var(--success);color:var(--white)}.piano-key.white.wrong{background-color:var(--danger);border-color:var(--danger);color:var(--white)}.piano-key.white.hint{background-color:#fbe7cf;box-shadow:inset 0 0 0 3px var(--accent)}.piano-key.white+.piano-key.white{border-left:0}.piano-key.black{position:absolute;top:0;z-index:2;display:flex;flex-direction:column;align-items:center;justify-content:flex-end;padding-bottom:.4rem;width:calc(100% / var(--white-keys) * .62);height:62%;transform:translate(-50%);background:linear-gradient(180deg,#333,#0a0a0a);border:1px solid #000000;border-top:0;border-radius:0 0 5px 5px;box-shadow:0 3px 4px #00000059}.piano-key.black:active{background:linear-gradient(180deg,#4a4a4a,#222)}.piano-key.black.correct{background:var(--success);border-color:var(--success)}.piano-key.black.wrong{background:var(--danger);border-color:var(--danger)}.piano-key.black.hint{background:var(--accent);box-shadow:0 0 0 3px var(--accent-light)}.sight-settings{display:flex;flex-wrap:wrap;justify-content:center;gap:1.25rem 2.5rem}.sight-setting-group{display:flex;flex-direction:column;align-items:center;gap:.5rem}.sight-setting-group>span{font-size:.8rem;font-weight:600;text-transform:uppercase;letter-spacing:.06em;color:var(--dark-gray)}.sight-setting-group>div{display:flex;gap:.35rem}.sight-option{padding:.5rem 1rem;font-family:Inter,sans-serif;font-weight:600;font-size:.95rem;background-color:var(--light-gray);border:2px solid var(--gray);border-radius:var(--radius);cursor:pointer;transition:all .2s ease;color:var(--dark-gray)}.sight-option:hover{background-color:var(--accent-light);border-color:var(--accent);color:var(--white)}.sight-option.active{background:linear-gradient(135deg,var(--accent),var(--accent-dark));border-color:var(--accent);color:var(--white)}@media (prefers-reduced-motion: reduce){.sight-note{transition:none}}@media (max-width: 830px){#sight-reading-content{padding:1.5rem .75rem}#sight-reading-content h1{font-size:2.5rem}#sight-reading-content>p{font-size:1.05rem;margin-bottom:1.5rem}.sight-stats{gap:.5rem}.sight-stat{min-width:4.2rem;padding:.4rem .6rem}.sight-stat .value{font-size:1.1rem}.piano{height:130px;min-width:calc(var(--white-keys) * 30px)}.piano-key.white{font-size:.7rem;padding-bottom:.4rem}.sight-settings{gap:1rem 1.5rem}.sight-option{padding:.45rem .8rem;font-size:.85rem}}.piano-section{margin-bottom:2rem}.piano-section .piano-scroll{margin-bottom:.75rem}.key-shortcut{font-family:JetBrains Mono,monospace;font-size:.65rem;font-weight:600;line-height:1.2;padding:.1rem .3rem;border-radius:4px;background-color:var(--light-gray);border:1px solid var(--gray);color:var(--dark-gray)}.piano-key.black .key-shortcut{background-color:#ffffff2e;border-color:transparent;color:var(--white)}.piano-key.white.correct .key-shortcut,.piano-key.white.wrong .key-shortcut{background-color:#ffffff40;border-color:transparent;color:var(--white)}.piano-caption{display:flex;flex-wrap:wrap;justify-content:center;gap:.25rem 1.5rem;font-size:.85rem;color:var(--dark-gray);text-align:center}.sight-option.cycle{min-width:6.5rem}.sight-option:disabled{opacity:.6;cursor:default}.sight-option:disabled:hover{background-color:var(--light-gray);border-color:var(--gray);color:var(--dark-gray)}@media (max-width: 830px){.key-shortcut{font-size:.55rem;padding:.05rem .2rem}.piano-caption{font-size:.8rem}}.note-stats{margin-top:2.5rem;padding-top:2rem;border-top:1px solid var(--gray)}.note-stats-header{display:flex;align-items:flex-start;justify-content:space-between;gap:1rem;margin-bottom:1.25rem}.note-stats-header h3{margin:0 0 .35rem;font-family:Inter,sans-serif;font-weight:700;font-size:1.4rem;color:var(--black)}.note-stats-header p{margin:0;font-size:.95rem;color:var(--dark-gray);line-height:1.5}.note-stats-header .sight-reset{flex-shrink:0}.note-stats-empty{margin:0;font-size:.95rem;color:var(--dark-gray)}.note-stats-staff{margin-bottom:1.25rem}.note-stats-staff:last-child{margin-bottom:0}.note-stats-staff h4{margin:0 0 .5rem;font-size:.8rem;font-weight:600;text-transform:uppercase;letter-spacing:.06em;color:var(--dark-gray)}.note-stats-grid{display:flex;flex-wrap:wrap;gap:.4rem}.note-stat{width:4.6rem;box-sizing:border-box;display:flex;flex-direction:column;gap:.2rem;padding:.45rem .35rem .4rem;background-color:var(--off-white);border:1px solid var(--gray);border-radius:var(--radius);text-align:center}.note-stat .note-stat-name{font-weight:700;font-size:.95rem;color:var(--black)}.note-stat .note-stat-counts{font-family:JetBrains Mono,monospace;font-size:.75rem;color:var(--dark-gray)}.note-stat .note-stat-counts .hits{color:var(--success)}.note-stat .note-stat-counts .misses{color:var(--danger)}.note-stat .note-stat-bar{display:block;height:4px;border-radius:2px;background-color:#ef444440;overflow:hidden}.note-stat .note-stat-bar span{display:block;height:100%;background-color:var(--success)}@media (max-width: 830px){.note-stats-header{flex-direction:column}.note-stat{width:4rem}}#not-found-content{max-width:34rem;margin:2rem auto;padding:3rem 2rem;text-align:center;background-color:var(--paper);border:1px solid var(--line);border-radius:var(--radius-lg);box-shadow:var(--shadow-md)}#not-found-content h1{margin:0 0 1rem;font-family:Fraunces,Georgia,serif;font-variation-settings:"opsz" 144;font-weight:700;font-size:2.6rem;line-height:1.05;letter-spacing:-.02em;color:var(--ink)}#not-found-content p:not(.eyebrow){margin:0 0 1.75rem;color:var(--muted);line-height:1.6}