body { margin:0; font-family:system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif; background:#f5f7fb; color:#20242c; }
main { max-width:760px; margin:12vh auto; padding:34px; background:#fff; border-radius:18px; box-shadow:0 18px 55px rgba(0,0,0,.08); }
.badge { display:inline-block; padding:6px 10px; border-radius:999px; background:#eef6ff; color:#2764a7; font-size:13px; }
h1 { margin:18px 0 10px; }
.muted { color:#667085; }