:root{color-scheme:light;font-family:system-ui,sans-serif;color:#243d31;background:#f5f6f1}*{box-sizing:border-box}body{margin:0;padding:32px 18px;min-height:100vh;display:grid;place-items:center}.pwa-card{width:min(100%,620px);padding:clamp(24px,5vw,44px);background:#fff;border:1px solid #d9e1d7;border-radius:24px;box-shadow:0 12px 40px #243d3110}.brand{font-size:1.4rem;font-weight:750;color:#243d31;text-decoration:none}h1{font-size:clamp(1.8rem,5vw,2.4rem);line-height:1.15}p,li{line-height:1.65}li{margin-bottom:12px}a{color:#243d31}.button{display:inline-block;padding:14px 22px;border:0;border-radius:12px;background:#243d31;color:#fff;font:inherit;font-weight:650;text-decoration:none;cursor:pointer}.button:disabled{opacity:.6;cursor:default}:focus-visible{outline:3px solid #a36d14;outline-offset:4px}[hidden]{display:none!important}.note{color:#4a584e;font-size:.95rem}