:root{--color-primary:#2563eb;--color-primary-light:#eff6ff;--color-bg-main:#fff;--color-text-heading:#0f172a;--color-text-body:#475569;--color-border:#e2e8f0;--font-family-main:"Inter",system-ui,-apple-system,sans-serif}*{box-sizing:border-box;margin:0;padding:0}body{font-family:var(--font-family-main);color:var(--color-text-body);background-color:var(--color-bg-main);-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;min-height:100vh;font-size:16px;line-height:1.5}h1,h2,h3,h4,h5,h6{color:var(--color-text-heading);line-height:1.2}a{color:inherit;text-decoration:none}