:root{--font-sans: "Inter", system-ui, -apple-system, sans-serif;--color-text-primary: #1a1a2e;--color-text-secondary: #5c5c7a;--color-background-primary: #ffffff;--color-background-secondary: #f7f8fc;--color-border-tertiary: #e2e5ef}*,*:before,*:after{box-sizing:border-box}body{margin:0;font-family:var(--font-sans);background:var(--color-background-secondary);color:var(--color-text-primary);-webkit-font-smoothing:antialiased}button{font-family:var(--font-sans);transition:opacity .15s ease}button:hover{opacity:.85}