:root{--color-background: #171c2c;--color-primary: #00235e;--color-secondary: #004e8f;--color-accent: #2ab7ff;--color-white: #ffffff;--spacing-mobile: 16px;--spacing-desktop: 24px;--border-radius-card: 12px}body.dark{font-family:Lexend,sans-serif;background-color:var(--color-background);color:var(--color-white);line-height:1.6}