:root{--color-text:#1a1a1a;--color-bg:#fff;--color-accent:#0b5fff;--max-width:1100px}*,:before,:after{box-sizing:border-box}body{color:var(--color-text);background:var(--color-bg);margin:0;font-family:system-ui,-apple-system,Segoe UI,Roboto,sans-serif;line-height:1.5}a{color:var(--color-accent)}.site-header,.site-main,.site-footer{max-width:var(--max-width);margin:0 auto;padding:1rem}.brand{font-size:1.25rem;font-weight:700;text-decoration:none}