:root{--font-sans: "Inter", ui-sans-serif, system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, "Noto Sans", "Apple Color Emoji", "Segoe UI Emoji"}html{font-size:16px}body{font-family:var(--font-sans);line-height:1.6;-webkit-font-smoothing:antialiased}h1,h2{font-weight:600;letter-spacing:-.02em}h3,h4{font-weight:500;letter-spacing:-.01em}.btn{font-weight:600}