:root{color-scheme:dark;font-family:Inter,Pretendard,"Noto Sans KR",system-ui,sans-serif;background:#07111e;color:#edf6ff}*{box-sizing:border-box}body{margin:0;min-height:100vh;background:radial-gradient(circle at 20% 0,#123052 0,transparent 38%),linear-gradient(160deg,#07111e,#091827 58%,#06101b)}.authShell{min-height:100vh;display:grid;place-items:center;padding:28px}.authCard{width:min(460px,100%);padding:36px;border:1px solid #263a50;border-radius:22px;background:rgba(9,22,36,.94);box-shadow:0 24px 80px rgba(0,0,0,.42)}.brandEyebrow{font-size:12px;font-weight:900;letter-spacing:.14em;color:#69d6ff}.authCard h1{margin:8px 0 8px;font-size:29px}.lead{margin:0 0 26px;color:#a9bdd1;line-height:1.55}.authCard form{display:grid;gap:16px}.authCard label{display:grid;gap:7px;font-weight:800;font-size:13px}.authCard small{font-weight:500;color:#7890a8}.authCard input{width:100%;border:1px solid #30475f;border-radius:12px;background:#071421;color:#f5fbff;padding:13px 14px;font-size:15px;outline:none}.authCard input:focus{border-color:#51c8ff;box-shadow:0 0 0 3px rgba(81,200,255,.13)}button.primary{border:0;border-radius:12px;background:#20aeea;color:white;padding:13px 16px;font-size:15px;font-weight:900;cursor:pointer}button.primary:disabled{opacity:.55;cursor:wait}.status{min-height:20px;color:#ff9f9f;font-size:13px;font-weight:800}.status.ok{color:#76e5a9}.switch{margin-top:24px;padding-top:20px;border-top:1px solid #203348;color:#90a8bd;font-size:14px}.switch a{color:#61d0ff;font-weight:900;text-decoration:none}