:root{font-family:-apple-system,BlinkMacSystemFont,"PingFang TC",sans-serif;color-scheme:light}*{box-sizing:border-box}html,body{margin:0;min-height:100%;}body{background:linear-gradient(135deg,#edf5ff,#ffffff 62%);color:#213449}main{padding:20px 19px 55px;max-width:720px;margin:auto}.bottom-demo{background:linear-gradient(135deg,#e6fff6,#ffffff 65%)}.eyebrow{font-size:10px;letter-spacing:.16em;font-weight:750;color:#367aae}h1{font-size:25px;margin:9px 0 6px}h2{margin:25px 0 10px;font-size:17px}p{font-size:14px;line-height:1.7;color:#52647d}.demo-card{background:#fff;border:1px solid #d8e4f3;box-shadow:0 7px 25px rgba(37,66,105,.07);border-radius:14px;padding:15px;margin-top:17px}.demo-card strong{font-size:14px}.demo-card p{margin:7px 0 11px}button{font:inherit;border:0;border-radius:9px;padding:9px 13px;background:#2865a0;color:#fff;font-weight:680;cursor:pointer}.bottom-demo button{background:#19765a}