*{box-sizing:border-box}body{margin:0;min-height:100vh;display:grid;place-items:center;padding:24px;background:linear-gradient(135deg,#edfaff,#e5f9f6);font:16px system-ui;color:#183d53}main{background:white;width:min(100%,460px);padding:36px;border:1px solid #d4eaf1;border-radius:22px;box-shadow:0 16px 60px #1f658015}.logo{display:block;max-width:250px;width:100%;margin:0 auto 24px}h1{font-size:26px;margin:0 0 14px}p{line-height:1.6;color:#547180}label{display:block;margin:18px 0;font-weight:600}input{display:block;width:100%;padding:13px;margin-top:8px;border:1px solid #bfd8e4;border-radius:9px;font:inherit}input:focus{outline:3px solid #b8eaf5;border-color:#1b9fbb}button{width:100%;border:0;border-radius:10px;background:#087f9d;color:white;font:600 16px system-ui;padding:14px;cursor:pointer}.error{background:#fff1ef;color:#963a30;padding:12px;border-radius:9px}a{color:#087f9d}
select{display:block;width:100%;padding:12px;border:1px solid #bfd8e4;border-radius:9px;background:white;font:inherit;margin-top:8px}input[type=checkbox]{display:inline;width:auto}section{border:1px solid #d4eaf1;border-radius:14px;padding:20px;margin:20px 0}details{margin-top:18px}summary{cursor:pointer}.account-action{display:block;padding:16px;background:#e5f8fc;border-radius:10px;font-weight:600}