@import url('https://fonts.googleapis.com/css2?family=IBM+Plex+Sans+KR:wght@400;500;600;700&display=swap');
:root{font-family:'IBM Plex Sans KR',sans-serif;color:#152238;background:#f2f6fb}*{box-sizing:border-box}body{margin:0}.login-shell{min-height:100vh;display:grid;place-items:center;padding:24px;background:radial-gradient(circle at 50% 0,#e4f1ff 0,transparent 38%),linear-gradient(145deg,#f8fbff,#eef3f9)}.login-card{width:min(100%,430px);background:#fff;border:1px solid #dce6f1;border-radius:18px;padding:38px 42px;box-shadow:0 24px 70px rgba(26,68,112,.12)}.login-brand{display:flex;align-items:center;gap:13px;padding-bottom:30px;border-bottom:1px solid #edf1f6}.login-brand>span{display:grid;place-items:center;width:42px;height:42px;border-radius:11px;background:linear-gradient(145deg,#2379dd,#4ba9ff);color:#fff;font-weight:700;letter-spacing:-1px}.login-brand div{display:grid}.login-brand b{font-size:16px}.login-brand small{font-size:8px;color:#8090a4;letter-spacing:1.6px;margin-top:3px}.login-copy{padding:32px 0 23px}.login-copy p{margin:0 0 7px;color:#2982e5;font-size:10px;font-weight:700;letter-spacing:1.5px}.login-copy h1{font-size:28px;margin:0 0 8px}.login-copy span{font-size:13px;color:#718096}form{display:grid;gap:18px}label{display:grid;gap:8px;font-size:12px;font-weight:600;color:#46566a}input{height:48px;border:1px solid #d4dfeb;border-radius:8px;padding:0 14px;font:14px inherit;outline:0;background:#fbfdff}input:focus{border-color:#4ba9ff;box-shadow:0 0 0 3px #4ba9ff1f}button{height:50px;border:0;border-radius:8px;background:linear-gradient(135deg,#2584e8,#4ba9ff);color:#fff;font:600 14px inherit;cursor:pointer;box-shadow:0 8px 22px #2584e833}button:disabled{opacity:.6}#loginError{min-height:18px;margin:-7px 0;color:#cc3d4a;font-size:12px}footer{text-align:center;margin-top:30px;color:#9aa7b6;font-size:10px}@media(max-width:480px){.login-card{padding:30px 24px}}