:root{color-scheme:light}*{box-sizing:border-box}body{margin:0;background:#f3f7f6;color:#183447;font-family:Arial,Helvetica,sans-serif;font-size:16px}.shell{min-height:100vh;padding:32px 16px;max-width:1040px;margin:0 auto}.brand{color:#075b53;font-size:24px;font-weight:700;letter-spacing:.08em}.card{margin-top:32px;max-width:640px;padding:32px;border:1px solid #d4e1dd;border-radius:12px;background:#fff}.eyebrow{margin:0 0 12px;color:#075b53;font-weight:700}h1{margin:0 0 16px;font-size:clamp(24px,4vw,28px);line-height:1.2}.card>p:last-child{margin:0;line-height:1.6}@media (max-width:600px){.card{margin-top:24px;padding:24px 16px}}