:root{--color-bg: #ffffff;--color-text: #000000;--color-primary: #1976d2;--color-primary-light: #42a5f5;--color-primary-dark: #1565c0;--color-secondary: #dc004e;--color-border: #e0e0e0;--color-surface: #f5f5f5;--color-error: #d32f2f;--color-warning: #f57c00;--color-success: #388e3c;--color-info: #0288d1;--spacing-xs: 4px;--spacing-sm: 8px;--spacing-md: 16px;--spacing-lg: 24px;--spacing-xl: 32px;--font-family-primary: "Roboto", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;--font-size-xs: 12px;--font-size-sm: 14px;--font-size-base: 16px;--font-size-lg: 18px;--font-size-xl: 20px;--shadow-sm: 0 1px 3px rgba(0, 0, 0, .12), 0 1px 2px rgba(0, 0, 0, .24);--shadow-md: 0 3px 6px rgba(0, 0, 0, .15), 0 2px 4px rgba(0, 0, 0, .12);--shadow-lg: 0 10px 20px rgba(0, 0, 0, .15), 0 3px 6px rgba(0, 0, 0, .1);--radius-sm: 4px;--radius-md: 8px;--radius-lg: 12px;--radius-full: 9999px;--z-dropdown: 1000;--z-sticky: 1020;--z-fixed: 1030;--z-modal-backdrop: 1040;--z-modal: 1050;--z-popover: 1060;--z-tooltip: 1070}[data-theme=dark],[data-theme-dark=true]{--color-bg: #121212;--color-text: #e0e0e0;--color-primary: #90caf9;--color-primary-light: #b3e5fc;--color-primary-dark: #42a5f5;--color-secondary: #ff4081;--color-border: #424242;--color-surface: #1e1e1e;--color-error: #ef5350;--color-warning: #ffb74d;--color-success: #66bb6a;--color-info: #29b6f6}*{box-sizing:border-box}html{scroll-behavior:smooth}body{background-color:var(--color-bg);color:var(--color-text);font-family:var(--font-family-primary);transition:background-color .3s,color .3s}[data-theme=dark] body,[data-theme-dark=true] body{background-color:var(--color-bg);color:var(--color-text)}::-webkit-scrollbar{width:8px;height:8px}::-webkit-scrollbar-track{background:var(--color-surface)}::-webkit-scrollbar-thumb{background:var(--color-border);border-radius:4px}::-webkit-scrollbar-thumb:hover{background:var(--color-primary)}::selection{background-color:var(--color-primary);color:#fff}::-moz-selection{background-color:var(--color-primary);color:#fff}