:root{--bg-primary: #ffffff;--bg-secondary: #f8f9fa;--bg-tertiary: #e0e0e0;--bg-dark: #1e222d;--bg-darker: #2a2e39;--bg-overlay: rgba(255, 255, 255, .9);--bg-overlay-solid: rgba(255, 255, 255, .95);--text-primary: #333;--text-secondary: #666;--text-tertiary: #888;--text-light: #9ca3af;--text-lighter: #5f6368;--text-dark: #191919;--text-white: #ffffff;--border-primary: #e0e0e0;--border-secondary: #ccc;--border-dark: #3c4043;--color-success: #4CAF50;--color-danger: #ef5350;--color-info: #2196F3;--color-warning: #ff9800;--color-bid: #26a69a;--color-ask: #ef5350;--spacing-xs: 4px;--spacing-sm: 8px;--spacing-md: 12px;--spacing-lg: 16px;--spacing-xl: 20px;--spacing-2xl: 24px;--spacing-3xl: 30px;--font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;--font-size-xs: 9px;--font-size-sm: 11px;--font-size-base: 12px;--font-size-md: 13px;--font-size-lg: 14px;--font-size-xl: 16px;--font-size-2xl: 18px;--font-size-3xl: 20px;--font-size-4xl: 22px;--font-weight-normal: 400;--font-weight-medium: 500;--font-weight-semibold: 600;--font-weight-bold: 700;--radius-sm: 3px;--radius-md: 4px;--radius-lg: 6px;--radius-xl: 8px;--radius-2xl: 12px;--shadow-sm: 0 2px 4px rgba(0, 0, 0, .05);--shadow-md: 0 2px 8px rgba(0, 0, 0, .1);--shadow-lg: 0 20px 25px -5px rgba(0, 0, 0, .1), 0 10px 10px -5px rgba(0, 0, 0, .04);--z-base: 1;--z-dropdown: 10;--z-sticky: 100;--z-overlay: 1000;--z-modal: 2000;--z-tooltip: 3000;--transition-fast: .2s ease;--transition-base: .3s ease;--transition-slow: .5s ease;--breakpoint-mobile: 768px;--breakpoint-tablet: 1024px;--breakpoint-desktop: 1280px}.indicator-legend-toggle{position:absolute;top:10px;left:10px;z-index:11;font-size:var(--font-size-sm);color:var(--text-primary);background-color:var(--bg-overlay);padding:var(--spacing-xs) var(--spacing-sm);border-radius:var(--radius-sm);border:1px solid var(--border-primary);cursor:pointer;white-space:nowrap;pointer-events:auto}.indicator-legend-content{position:absolute;top:40px;left:10px;right:10px;z-index:10;display:flex;flex-wrap:wrap;gap:var(--spacing-md);pointer-events:none}.indicator-legend-content-hidden{display:none}.indicator-legend-item{background-color:var(--bg-overlay);border:1px solid var(--border-primary);border-radius:var(--radius-md);padding:var(--spacing-xs) var(--spacing-sm);display:flex;align-items:center;gap:var(--spacing-sm);font-size:var(--font-size-base);font-weight:var(--font-weight-medium)}.indicator-legend-dot{width:8px;height:8px;border-radius:50%}.indicator-legend-name{color:var(--text-primary);white-space:nowrap}.indicator-legend-value{font-weight:var(--font-weight-semibold);white-space:nowrap}@media (max-width: 768px){.indicator-legend-content{gap:var(--spacing-sm)}.indicator-legend-item{padding:2px var(--spacing-xs);gap:3px;font-size:var(--font-size-base)}}.chart-tooltip{position:absolute;z-index:var(--z-tooltip);pointer-events:none;background:var(--bg-overlay-solid);color:var(--text-dark);border:1px solid var(--border-primary);border-radius:var(--radius-md);padding:var(--spacing-sm);font-size:var(--font-size-base);font-family:var(--font-family);box-shadow:var(--shadow-md);max-width:200px}.chart-tooltip-time{font-weight:var(--font-weight-bold);margin-bottom:var(--spacing-xs)}.chart-tooltip-ohlc{margin-bottom:var(--spacing-sm)}.chart-tooltip-ohlc-row{margin-bottom:2px}.chart-tooltip-bid{color:var(--color-bid)}.chart-tooltip-ask{color:var(--color-ask)}.chart-tooltip-ohlc-label{margin-left:var(--spacing-sm)}.chart-tooltip-indicator{margin-bottom:2px;display:flex;align-items:center}.chart-tooltip-indicator-dot{width:8px;height:8px;border-radius:50%;margin-right:var(--spacing-sm)}.chart-tooltip-indicator-text{font-weight:var(--font-weight-medium)}.chart-tooltip-heatmap{margin-top:var(--spacing-sm);border-top:1px solid var(--border-primary);padding-top:var(--spacing-xs)}.chart-tooltip-heatmap-header{font-weight:var(--font-weight-bold);font-size:var(--font-size-sm);margin-bottom:2px;display:flex;justify-content:space-between;align-items:center}.chart-tooltip-heatmap-hint{font-size:var(--font-size-xs);font-weight:var(--font-weight-normal);font-style:italic;color:var(--text-secondary);margin-left:var(--spacing-sm)}.chart-tooltip-heatmap-section{margin-bottom:var(--spacing-xs)}.chart-tooltip-heatmap-section-title{font-size:var(--font-size-base);font-weight:var(--font-weight-medium);margin-bottom:2px}.chart-tooltip-heatmap-section-title-bid{color:var(--color-bid)}.chart-tooltip-heatmap-section-title-ask{color:var(--color-ask)}.chart-tooltip-heatmap-item{font-size:var(--font-size-base);margin-left:var(--spacing-sm);margin-bottom:1px}.chart-tooltip-heatmap-more{font-size:var(--font-size-xs);margin-left:var(--spacing-sm);font-style:italic;color:var(--text-secondary)}.btn{padding:var(--spacing-sm) var(--spacing-lg);border-radius:var(--radius-lg);font-size:var(--font-size-lg);font-weight:var(--font-weight-medium);cursor:pointer;transition:background-color var(--transition-fast);border:none;font-family:var(--font-family)}.btn:disabled{opacity:.6;cursor:not-allowed}.btn-primary{background-color:var(--color-success);color:var(--text-white);border:none}.btn-primary:hover:not(:disabled){background-color:#45a049}.btn-secondary{background-color:var(--bg-secondary);color:var(--text-primary);border:1px solid var(--border-secondary)}.btn-secondary:hover:not(:disabled){background-color:var(--bg-tertiary)}.btn-icon{background:none;border:none;color:var(--text-primary);cursor:pointer;padding:0;display:flex;align-items:center;justify-content:center}.btn-close{background:none;border:none;font-size:var(--font-size-4xl);color:var(--text-primary);cursor:pointer;padding:0;width:30px;height:30px;display:flex;align-items:center;justify-content:center}.btn-sm{padding:var(--spacing-xs) var(--spacing-sm);font-size:var(--font-size-base)}.btn-md{padding:var(--spacing-sm) var(--spacing-md);font-size:var(--font-size-lg)}.btn-lg{padding:var(--spacing-md) var(--spacing-xl);font-size:var(--font-size-xl)}.btn-with-icon{display:flex;align-items:center;gap:var(--spacing-sm)}@media (max-width: 768px){.btn-mobile-sm{padding:var(--spacing-xs) var(--spacing-sm);font-size:var(--font-size-base)}.btn-mobile-icon{min-width:32px}}.form-input{padding:var(--spacing-xs) var(--spacing-sm);border-radius:var(--radius-md);border:1px solid var(--border-secondary);background-color:var(--bg-primary);color:var(--text-primary);font-size:var(--font-size-base);font-family:var(--font-family)}.form-input:focus{outline:none;border-color:var(--color-info)}.form-select{padding:var(--spacing-sm) var(--spacing-md);border-radius:var(--radius-lg);border:1px solid 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150px)}}.flex{display:flex}.flex-col{display:flex;flex-direction:column}.flex-row{display:flex;flex-direction:row}.justify-start{justify-content:flex-start}.justify-center{justify-content:center}.justify-between{justify-content:space-between}.justify-end{justify-content:flex-end}.items-start{align-items:flex-start}.items-center{align-items:center}.items-end{align-items:flex-end}.flex-wrap{flex-wrap:wrap}.flex-1{flex:1}.gap-xs{gap:var(--spacing-xs)}.gap-sm{gap:var(--spacing-sm)}.gap-md{gap:var(--spacing-md)}.gap-lg{gap:var(--spacing-lg)}.gap-xl{gap:var(--spacing-xl)}.p-0{padding:0}.p-sm{padding:var(--spacing-sm)}.p-md{padding:var(--spacing-md)}.p-lg{padding:var(--spacing-lg)}.p-xl{padding:var(--spacing-xl)}.m-0{margin:0}.m-sm{margin:var(--spacing-sm)}.m-md{margin:var(--spacing-md)}.m-lg{margin:var(--spacing-lg)}.relative{position:relative}.absolute{position:absolute}.fixed{position:fixed}.overflow-hidden{overflow:hidden}.overflow-auto{overflow:auto}.overflow-y-auto{overflow-y:auto}.overflow-x-hidden{overflow-x:hidden}.w-full{width:100%}.h-full{height:100%}.min-h-0{min-height:0}.container-full{width:100vw;max-width:100vw;height:100%;overflow:hidden}.scrollable-container{overflow-y:auto;-webkit-overflow-scrolling:touch}.trading-app{display:flex;flex-direction:column;width:100vw;max-width:100vw;background-color:var(--bg-primary);color:var(--text-primary);overflow:hidden;position:fixed;top:0;left:0}.trading-app-header{display:flex;justify-content:space-between;align-items:center;padding:var(--spacing-sm) var(--spacing-xl);border-bottom:1px solid var(--border-primary);background-color:var(--bg-secondary);flex-wrap:wrap;gap:var(--spacing-md)}.trading-app-branding{display:flex;align-items:center;gap:var(--spacing-md);min-width:fit-content}.trading-app-logo{height:48px;width:auto}.trading-app-branding-text{display:flex;flex-direction:column;gap:0}.trading-app-title{margin:0;font-size:var(--font-size-4xl);font-weight:var(--font-weight-bold);color:var(--text-primary);line-height:1.2}.trading-app-tagline{font-size:var(--font-size-md);color:var(--text-secondary);font-weight:var(--font-weight-normal);font-style:italic}.trading-app-controls{display:flex;align-items:center;gap:var(--spacing-md);flex-wrap:nowrap}.trading-app-chart-container{flex:1;padding:var(--spacing-xl);overflow:hidden;min-height:0;width:100%;box-sizing:border-box}.trading-app-chart-wrapper{width:100%;height:100%;min-height:0;overflow:hidden}@media (max-width: 768px){.trading-app-header{padding:var(--spacing-xs) var(--spacing-sm);flex-wrap:nowrap;gap:var(--spacing-xs)}.trading-app-branding{gap:var(--spacing-xs);min-width:auto}.trading-app-logo{height:40px}.trading-app-branding-text{display:none}.trading-app-controls{gap:var(--spacing-xs);flex-shrink:1}.trading-app-chart-container{padding:var(--spacing-md)}}*{margin:0;padding:0;box-sizing:border-box;font-family:Arial,Helvetica,sans-serif}body,html{margin:0;padding:0;height:100%}#root{height:100%;width:100%}.App{height:100vh;width:100vw;overflow:hidden}body{margin:0;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Oxygen,Ubuntu,Cantarell,Fira Sans,Droid Sans,Helvetica Neue,sans-serif;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;overflow-x:hidden;position:fixed;width:100%;height:100%}code{font-family:source-code-pro,Menlo,Monaco,Consolas,Courier New,monospace}html,body{touch-action:manipulation;-webkit-overflow-scrolling:touch}#root{width:100%;height:100%;overflow:hidden}