*{margin:0;padding:0;box-sizing:border-box}html,body{height:100%;width:100%}body{line-height:1.5;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}img,picture,video,canvas,svg{display:block;max-width:100%}input,button,textarea,select{font:inherit}p,h1,h2,h3,h4,h5,h6{overflow-wrap:break-word}h1{font-size:2rem;margin-bottom:1rem}#app{width:100%;height:100%}:root{--color-primary: #4a6072;--color-primary-light: #6b8299;--color-primary-dark: #334757;--color-primary-hover: #5a7082;--color-primary-active: #3d4f5f;--color-secondary: #2c3e50;--color-secondary-light: #3d556d;--color-secondary-dark: #1a2530;--color-accent: #1a5c9a;--color-accent-light: #2474c0;--color-accent-dark: #0f3b66;--color-success: #27ae60;--color-warning: #f39c12;--color-error: #e74c3c;--color-info: #3498db;--color-background: #f5f7fa;--color-surface: #ffffff;--color-border: #d4d4d4;--color-text: #2c3e50;--color-text-light: #95a5a6;--color-text-dark: #1a1a1a;--key-white: 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var(--breakpoint-medium)){.container[data-v-107a4637]{padding:var(--container-padding-small)}.main-layout[data-v-107a4637]{gap:var(--spacing-md);margin-top:var(--spacing-lg)}.right-section[data-v-107a4637]{gap:var(--spacing-md)}.subtitle[data-v-107a4637]{font-size:var(--font-size-lg);margin-bottom:var(--spacing-lg)}.panel[data-v-107a4637]{min-width:100%}}@media (max-width: var(--breakpoint-small)){.container[data-v-107a4637]{padding:var(--container-padding-small)}.main-layout[data-v-107a4637]{gap:var(--spacing-sm);margin-top:var(--spacing-md)}.right-section[data-v-107a4637]{gap:var(--spacing-sm)}.subtitle[data-v-107a4637]{font-size:var(--font-size-base);margin-bottom:var(--spacing-md)}h1[data-v-107a4637]{font-size:var(--font-size-lg);margin-bottom:var(--spacing-sm)}}:root{--color-primary: #4a6072;--color-secondary: #2c3e50;--color-accent: #1a5c9a;--color-background: #f5f7fa;--color-dark: #2c3e50;--color-light: #ffffff;--color-gray: #95a5a6;--font-size-xl: 2rem;--font-size-lg: 1.5rem;--font-size-md: 1.2rem;--font-size-base: 1rem;--font-size-sm: .875rem;--font-size-xs: .5rem;--spacing-xs: .25rem;--spacing-sm: .5rem;--spacing-md: 1rem;--spacing-lg: 1.5rem;--spacing-xl: 2rem;--border-radius-sm: 4px;--border-radius-md: 8px;--border-radius-lg: 12px;--shadow-sm: 0 2px 4px rgba(0, 0, 0, .1);--shadow-md: 0 4px 8px rgba(0, 0, 0, .1);--shadow-lg: 0 8px 16px rgba(0, 0, 0, .1)}body{margin:0;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica Neue,Arial,sans-serif;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;background-color:var(--color-background);color:var(--color-dark);line-height:1.6}.container{width:100%;max-width:1200px;margin:0 auto;padding:var(--spacing-md)}h1,h2,h3,h4,h5,h6{margin:0;font-weight:600;line-height:1.2;color:var(--color-dark)}h1{font-size:var(--font-size-xl);margin-bottom:var(--spacing-lg)}button{cursor:pointer;border:none;padding:var(--spacing-sm) var(--spacing-md);border-radius:var(--border-radius-sm);font-size:var(--font-size-base);transition:all .2s ease;background-color:var(--color-primary);color:var(--color-light)}button:hover{opacity:.9;transform:translateY(-1px)}button:active{transform:translateY(1px)}a{color:var(--color-accent);text-decoration:none;transition:color .2s ease}a:hover{color:var(--color-primary)}.text-center{text-align:center}.text-right{text-align:right}.flex{display:flex}.flex-center{display:flex;align-items:center;justify-content:center}.flex-between{display:flex;align-items:center;justify-content:space-between}.flex-column{display:flex;flex-direction:column}.mt-1{margin-top:var(--spacing-sm)}.mt-2{margin-top:var(--spacing-md)}.mt-3{margin-top:var(--spacing-lg)}.mt-4{margin-top:var(--spacing-xl)}.mb-1{margin-bottom:var(--spacing-sm)}.mb-2{margin-bottom:var(--spacing-md)}.mb-3{margin-bottom:var(--spacing-lg)}.mb-4{margin-bottom:var(--spacing-xl)}.fade-enter-active,.fade-leave-active{transition:opacity .3s ease}.fade-enter-from,.fade-leave-to{opacity:0}::-webkit-scrollbar{width:8px;height:8px}::-webkit-scrollbar-track{background:var(--color-background)}::-webkit-scrollbar-thumb{background:var(--color-gray);border-radius:var(--border-radius-sm)}::-webkit-scrollbar-thumb:hover{background:var(--color-primary)}:root{--breakpoint-mobile: 768px;--breakpoint-tablet: 1024px;--breakpoint-desktop: 1200px;--base-spacing: 1rem;--base-radius: 8px;--key-width-desktop: 60px;--key-height-desktop: 180px;--key-width-tablet: 50px;--key-height-tablet: 160px;--key-width-mobile: 40px;--key-height-mobile: 140px;--chord-button-size-desktop: 60px;--chord-button-size-tablet: 50px;--chord-button-size-mobile: 45px}.container{width:100%;margin:0 auto;padding:0 var(--base-spacing)}@media (min-width: 1024px){.container{max-width:var(--breakpoint-desktop)}.keyboard{height:var(--key-height-desktop)}}@media (max-width: 1023px){.container{max-width:var(--breakpoint-tablet)}.keyboard{height:var(--key-height-tablet)}.chord-button{width:var(--chord-button-size-tablet);height:var(--chord-button-size-tablet)}}@media (max-width: 767px){.container{max-width:100%;padding:calc(var(--base-spacing) / 2)}.keyboard{height:var(--key-height-mobile)}.chord-button{width:var(--chord-button-size-mobile);height:var(--chord-button-size-mobile)}h1{font-size:1.5rem}h2{font-size:1.2rem}.spacing-responsive{margin:calc(var(--base-spacing) / 2);padding:calc(var(--base-spacing) / 2)}.touch-target{min-height:44px;min-width:44px;padding:calc(var(--base-spacing) / 2)}.touch-spacing{gap:calc(var(--base-spacing) / 2)}button,.key,.chord-button{min-height:44px}.hover-effect{display:none}}@media (orientation: landscape) and (max-height: 600px){.keyboard{height:120px}.chord-button{width:40px;height:40px}.compact-layout{margin:.5rem 0}}@media (-webkit-min-device-pixel-ratio: 2),(min-resolution: 192dpi){body{-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}.border-sharp{border-width:.5px}}@media (prefers-color-scheme: dark){:root{--color-background: #1a1a1a;--color-text: #ffffff;--color-border: #333333}body{background-color:var(--color-background);color:var(--color-text)}.border-dark{border-color:var(--color-border)}}@media (max-width: 768px){.keyboard{height:var(--keyboard-height-small)!important}.key{touch-action:none;min-height:44px}.key:active{transform:translateY(2px)}.white-key{padding-bottom:8px!important}.black-key{position:relative!important;padding-bottom:8px!important;width:calc(100% / 12)!important;margin-right:calc(100% / 24)!important}.black-key:last-child{margin-right:0!important}.black-key.hidden{visibility:hidden!important;pointer-events:none!important;width:12.5%!important;margin-right:0!important}.note-name{font-size:var(--font-size-xs)!important;margin-bottom:2px!important}.key-label{font-size:var(--font-size-xxs)!important}.seventh-key{height:calc(var(--keyboard-height-small) * .3)!important;font-size:var(--font-size-sm)!important;width:calc(12.5% - 2px)!important;margin:0 2px!important}.keyboard-row{gap:4px!important;margin-top:8px!important;overflow-x:auto!important;-webkit-overflow-scrolling:touch!important;scrollbar-width:none!important}.keyboard-row::-webkit-scrollbar{display:none!important}.modifier-status{justify-content:flex-start!important;flex-wrap:wrap!important;gap:6px!important;overflow-x:auto!important;-webkit-overflow-scrolling:touch!important}.modifier-status button{padding:6px 10px!important;min-width:40px!important;min-height:32px!important;font-size:var(--font-size-sm)!important;display:flex!important;align-items:center!important;justify-content:center!important;white-space:nowrap!important}.chord-group{min-width:auto!important;flex:0 0 auto!important}.group-buttons{gap:4px!important;flex-wrap:nowrap!important;overflow-x:auto!important;-webkit-overflow-scrolling:touch!important}.group-buttons::-webkit-scrollbar{display:none!important}.chord-info{width:100%!important;text-align:center!important;margin-top:var(--spacing-xs)!important}}@media (max-width: 768px){.chord-display{padding:var(--spacing-md)!important}.chord-name{font-size:var(--font-size-xxl)!important}.chord-notes{flex-wrap:wrap!important}.note{padding:var(--spacing-xxs) var(--spacing-xs)!important;font-size:var(--font-size-sm)!important}.quality-buttons{flex-wrap:wrap!important;justify-content:flex-start!important;gap:var(--spacing-xs)!important}.quality{padding:var(--spacing-xxs) var(--spacing-xs)!important;font-size:var(--font-size-sm)!important;min-width:40px!important;min-height:32px!important;display:flex!important;align-items:center!important;justify-content:center!important}}@media (max-width: 768px){.main-layout{flex-direction:column!important;gap:var(--spacing-md)!important}.right-section,.panel{width:100%!important}.keyboard-help{font-size:var(--font-size-sm)!important}.chord-map{grid-template-columns:repeat(auto-fill,minmax(100px,1fr))!important}}@media (max-width: 768px){.chord-info{gap:var(--spacing-sm)!important}}