*{box-sizing:border-box;margin:0;padding:0}body{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;margin:0;padding:0}code{font-family:source-code-pro,Menlo,Monaco,Consolas,Courier New,monospace}button{font-family:inherit;cursor:pointer}input,textarea,select{font-family:inherit}:root{--color-primary: #667eea;--color-secondary: #764ba2;--color-success: #10b981;--color-warning: #f59e0b;--color-danger: #ef4444;--color-info: #3b82f6;--color-text: #1f2937;--color-text-light: #6b7280;--color-border: #e5e7eb;--color-bg: #ffffff;--color-bg-light: #f9fafb;--shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, .05);--shadow-md: 0 4px 6px -1px rgba(0, 0, 0, .1);--shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, .1);--radius-sm: .375rem;--radius-md: .5rem;--radius-lg: .75rem}