:root{font-family:system-ui,sans-serif;color:#312044;background:#f4effb}body{margin:0;padding:24px}main{max-width:390px;margin:8vh auto;background:white;padding:24px;border-radius:24px;box-shadow:0 16px 45px #32204b12}h1{font-size:28px;line-height:1.15}.eyebrow{font-size:11px;letter-spacing:1.5px;color:#6c409c;font-weight:700}p{line-height:1.5}button{background:#6735a0;color:white;border:0;border-radius:14px;min-height:44px;padding:0 20px;font:inherit;font-weight:600}.note{font-size:12px;color:#655b71}#challenge{min-height:70px}