.auth-page{min-height:100vh;background:#fff;flex-direction:column;font-family:-apple-system,BlinkMacSystemFont,Apple SD Gothic Neo,Pretendard,sans-serif;-webkit-font-smoothing:antialiased}.auth-header,.auth-page{display:flex;align-items:center}.auth-header{width:100%;max-width:420px;padding:16px 20px}.auth-back{font-size:22px;line-height:1;background:none;border:none;cursor:pointer;padding:4px 8px 4px 0}.auth-back,.auth-logo{color:#191f28;text-decoration:none}.auth-logo{display:inline-flex;align-items:center;gap:6px;font-size:16px;font-weight:800;margin:0 auto}.auth-mark{width:20px;height:20px;border-radius:6px;flex-shrink:0}.auth-body{width:100%;max-width:420px;padding:12px 24px 40px;flex:1 1}.auth-title{font-size:26px;font-weight:800;letter-spacing:-.6px;margin:0 0 8px}.auth-sub{font-size:14px;color:#4e5968;margin:0 0 36px;line-height:1.6}.auth-field{margin-bottom:14px}.auth-label{display:block;font-size:13px;font-weight:600;color:#4e5968;margin-bottom:6px}.auth-input{width:100%;padding:14px 16px;border:1.5px solid #e5e8eb;border-radius:12px;font-size:15px;font-family:inherit;outline:none;background:#fff;color:#191f28;box-sizing:border-box}.auth-input:focus{border-color:#3182f6}.auth-input.error{border-color:#f04452}.auth-check-row{display:flex;align-items:flex-start;gap:10px;padding:12px 0;border-top:1px solid #f2f4f6}.auth-check-row input[type=checkbox]{margin-top:2px;width:18px;height:18px;cursor:pointer;accent-color:#3182f6}.auth-check-label{font-size:14px;color:#191f28;line-height:1.5;cursor:pointer}.auth-check-label small{display:block;font-size:12px;color:#8b95a1;margin-top:2px}.auth-error{background:#fff0f1;border:1px solid #ffc9ce;border-radius:10px;color:#c0392b}.auth-error,.auth-success{padding:12px 14px;font-size:13px;margin-bottom:16px}.auth-success{background:#f0fff4;border:1px solid #a8d5b5;border-radius:10px;color:#1a7a3a}.auth-btn{width:100%;padding:16px;background:#3182f6;color:#fff;border:none;border-radius:14px;font-size:16px;font-weight:700;cursor:pointer;margin-top:24px;letter-spacing:-.3px}.auth-btn:disabled{background:#b0c9f5;cursor:default}.auth-divider{display:flex;align-items:center;gap:12px;margin:20px 0;color:#b0b8c1;font-size:13px}.auth-divider:after,.auth-divider:before{content:"";flex:1 1;height:1px;background:#f2f4f6}.auth-social-btn{width:100%;padding:14px;background:#fff;border:1.5px solid #e5e8eb;border-radius:14px;font-size:15px;font-weight:600;color:#191f28;cursor:pointer;display:flex;align-items:center;justify-content:center;gap:10px}.auth-social-btn:hover{background:#f9fafb}.auth-footer{text-align:center;margin-top:28px;font-size:14px;color:#8b95a1}.auth-footer a{color:#3182f6;font-weight:600;text-decoration:none}