* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }
        
        body {
            font-family: 'Pretendard', -apple-system, BlinkMacSystemFont, sans-serif;
            background: linear-gradient(135deg, #1a1f36 0%, #121629 100%);
            min-height: 100vh;
            display: flex;
            align-items: center;
            justify-content: center;
            padding: 20px;
        }
        
        .login-container {
            width: 100%;
            max-width: 420px;
        }
        
        .login-card {
            background: rgba(255, 255, 255, 0.05);
            backdrop-filter: blur(20px);
            border: 1px solid rgba(255, 255, 255, 0.1);
            border-radius: 20px;
            padding: 48px 40px;
            box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.5);
        }
        
        .login-header {
            text-align: center;
            margin-bottom: 40px;
        }
        
        .logo {
            display: inline-flex;
            align-items: center;
            gap: 12px;
            margin-bottom: 16px;
        }
        
        .logo-icon {
            width: 52px;
            height: 52px;
            display: flex;
            align-items: center;
            justify-content: center;
        }

        .logo-icon img,
        .logo-icon svg {
            width: 100%;
            height: 100%;
            object-fit: contain;
            display: block;
        }
        
        .logo-text {
            font-size: 28px;
            font-weight: 700;
            color: white;
            letter-spacing: -0.5px;
        }
        
        .login-subtitle {
            color: rgba(255, 255, 255, 0.5);
            font-size: 14px;
            margin-top: 8px;
        }
        
        .form-group {
            margin-bottom: 24px;
        }
        
        .form-label {
            display: block;
            color: rgba(255, 255, 255, 0.7);
            font-size: 13px;
            font-weight: 500;
            margin-bottom: 8px;
        }
        
        .form-input-wrapper {
            position: relative;
        }
        
        .form-input-wrapper i {
            position: absolute;
            left: 16px;
            top: 50%;
            transform: translateY(-50%);
            color: rgba(255, 255, 255, 0.4);
            font-size: 18px;
        }
        
        .form-input {
            width: 100%;
            padding: 14px 16px 14px 48px;
            background: rgba(255, 255, 255, 0.05);
            border: 1px solid rgba(255, 255, 255, 0.1);
            border-radius: 12px;
            color: white;
            font-size: 15px;
            transition: all 0.2s;
        }
        
        .form-input:focus {
            outline: none;
            border-color: #6366f1;
            background: rgba(255, 255, 255, 0.08);
            box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.2);
        }
        
        .form-input::placeholder {
            color: rgba(255, 255, 255, 0.3);
        }
        
        .login-btn {
            width: 100%;
            padding: 16px;
            background: linear-gradient(135deg, #6366f1 0%, #8b5cf6 100%);
            border: none;
            border-radius: 12px;
            color: white;
            font-size: 16px;
            font-weight: 600;
            cursor: pointer;
            transition: all 0.2s;
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
        }
        
        .login-btn:hover {
            transform: translateY(-2px);
            box-shadow: 0 10px 20px rgba(99, 102, 241, 0.3);
        }
        
        .login-btn:active {
            transform: translateY(0);
        }
        
        .login-btn:disabled {
            opacity: 0.6;
            cursor: not-allowed;
            transform: none;
        }
        
        .login-btn .spinner {
            width: 20px;
            height: 20px;
            border: 2px solid rgba(255, 255, 255, 0.3);
            border-top-color: white;
            border-radius: 50%;
            animation: spin 0.8s linear infinite;
            display: none;
        }
        
        .login-btn.loading .spinner {
            display: block;
        }
        
        .login-btn.loading .btn-text {
            display: none;
        }
        
        @keyframes spin {
            to { transform: rotate(360deg); }
        }
        
        .error-message {
            background: rgba(239, 68, 68, 0.1);
            border: 1px solid rgba(239, 68, 68, 0.3);
            border-radius: 10px;
            padding: 14px 16px;
            color: #fca5a5;
            font-size: 14px;
            margin-bottom: 24px;
            display: none;
            align-items: center;
            gap: 10px;
        }
        
        .error-message.show {
            display: flex;
        }
        
        .error-message i {
            font-size: 18px;
            color: #ef4444;
        }
        
        .login-footer {
            text-align: center;
            margin-top: 32px;
            padding-top: 24px;
            border-top: 1px solid rgba(255, 255, 255, 0.1);
        }
        
        .login-footer p {
            color: rgba(255, 255, 255, 0.4);
            font-size: 12px;
        }
        
        .security-notice {
            margin-top: 24px;
            padding: 12px 16px;
            background: rgba(99, 102, 241, 0.1);
            border-radius: 10px;
            display: flex;
            align-items: center;
            gap: 10px;
        }
        
        .security-notice i {
            color: #6366f1;
            font-size: 18px;
        }
        
        .security-notice span {
            color: rgba(255, 255, 255, 0.6);
            font-size: 12px;
        }
        
        /* 잠금 상태 표시 */
        .locked-notice {
            background: rgba(239, 68, 68, 0.1);
            border: 1px solid rgba(239, 68, 68, 0.3);
            border-radius: 10px;
            padding: 16px;
            margin-bottom: 24px;
            text-align: center;
            display: none;
        }
        
        .locked-notice.show {
            display: block;
        }
        
        .locked-notice i {
            font-size: 32px;
            color: #ef4444;
            margin-bottom: 8px;
        }
        
        .locked-notice h4 {
            color: #fca5a5;
            font-size: 14px;
            margin-bottom: 4px;
        }
        
        .locked-notice p {
            color: rgba(255, 255, 255, 0.5);
            font-size: 12px;
        }

/* ===== weseed SSO 로그인 ===== */
.sso-divider { display:flex; align-items:center; gap:12px; margin:18px 0 14px; color:#94a3b8; font-size:12.5px; }
.sso-divider::before, .sso-divider::after { content:''; flex:1; height:1px; background:#e2e8f0; }
.sso-btn { display:flex; align-items:center; justify-content:center; gap:8px; width:100%; height:48px;
           border:1px solid #cbd5e1; border-radius:10px; background:#fff; color:#334155;
           font-size:15px; font-weight:600; text-decoration:none; cursor:pointer; transition:.15s; }
.sso-btn:hover { background:#f8fafc; border-color:#94a3b8; }
.sso-btn i { color:#226CFF; font-size:18px; }