:root{font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC",sans-serif;color:#172b4d;background:#eef3ff}*{box-sizing:border-box}body{margin:0;min-height:100vh;display:grid;place-items:center;padding:24px;background:radial-gradient(circle at 20% 10%,#dce8ff,transparent 34%),linear-gradient(145deg,#f7f9ff,#e8effd)}.login-card{width:min(390px,100%);padding:38px 34px;background:#fff;border-radius:20px;box-shadow:0 20px 60px #193b7a20}.brand{width:54px;height:54px;display:grid;place-items:center;margin:auto;border-radius:16px;color:#fff;background:linear-gradient(135deg,#2871ff,#0040c1);font-size:25px;font-weight:700;box-shadow:0 8px 22px #155eef40}h1{text-align:center;font-size:24px;margin:18px 0 6px}.subtitle{text-align:center;color:#7a8799;font-size:14px;margin:0 0 26px}form{display:grid;gap:18px}label span{display:block;font-size:13px;color:#65758a;margin-bottom:7px}input{width:100%;height:46px;border:1px solid #d8deea;border-radius:10px;padding:0 13px;font:inherit;outline:none}input:focus{border-color:#155eef;box-shadow:0 0 0 3px #155eef16}button{height:47px;margin-top:4px;border:0;border-radius:10px;color:white;background:#155eef;font:inherit;font-weight:650;cursor:pointer}.message{padding:10px 12px;margin-bottom:18px;border-radius:8px;background:#fff0ef;color:#d92d20;font-size:13px;text-align:center}.message.success{background:#ecfdf3;color:#067647}.hidden{display:none}@media(max-width:480px){body{align-items:end;padding:0}.login-card{width:100%;padding:34px 24px 44px;border-radius:22px 22px 0 0}}