:root {
            --primary-color: #065ec4;
            --secondary-color: #D0EAE8;
            --background-color: #ffffff;
        }
        
        body {
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
            background-color: var(--background-color);
            color: #333;
            min-height: 100vh;
            display: flex;
            flex-direction: column;
        }
        
        /* Header Styles */
        .header {
            background-color: var(--background-color);
            box-shadow: 0 2px 10px rgba(0,0,0,0.1);
            padding: 10px 0;
        }
        
        .logo {
            height: 70px;
        }
        
        .office-name {
            color: var(--primary-color);
            font-weight: 700;
            font-size: 1.8rem;
        }
        
        .navbar-nav .nav-link {
            color: #333;
            font-weight: 500;
            margin: 0 5px;
            transition: all 0.3s;
        }
        
        .navbar-nav .nav-link:hover,
        .navbar-nav .nav-link.active {
            color: var(--primary-color);
        }
        
        /* Login Section Styles */
        .login-section {
            flex: 1;
            display: flex;
            align-items: center;
            justify-content: center;
            padding: 40px 0;
            background: linear-gradient(135deg, var(--secondary-color) 0%, #ffffff 100%);
        }
        
        .login-container {
            max-width: 450px;
            width: 100%;
            margin: 0 auto;
        }
        
        .login-card {
            border: none;
            border-radius: 15px;
            box-shadow: 0 10px 30px rgba(0,0,0,0.1);
            overflow: hidden;
            transition: transform 0.3s;
        }
        
        .login-card:hover {
            transform: translateY(-5px);
        }
        
        .login-header {
            background: linear-gradient(135deg, var(--primary-color), #0a7cff);
            color: white;
            padding: 30px 20px;
            text-align: center;
        }
        
        .login-icon {
            font-size: 3rem;
            margin-bottom: 15px;
        }
        
        .login-body {
            padding: 30px;
            background-color: white;
        }
        
        .form-label {
            font-weight: 600;
            color: #555;
            margin-bottom: 8px;
        }
        
        .form-control {
            border: 2px solid #e9ecef;
            border-radius: 10px;
            padding: 12px 15px;
            transition: all 0.3s;
        }
        
        .form-control:focus {
            border-color: var(--primary-color);
            box-shadow: 0 0 0 0.2rem rgba(6, 94, 196, 0.15);
        }
        
        .input-group-text {
            background-color: var(--secondary-color);
            border: 2px solid #e9ecef;
            border-right: none;
            color: var(--primary-color);
        }
        
        .form-control.with-icon {
            border-left: none;
        }
        
        .btn-login {
            background: linear-gradient(135deg, var(--primary-color), #0a7cff);
            border: none;
            color: white;
            padding: 12px 20px;
            border-radius: 30px;
            font-weight: 600;
            font-size: 1.1rem;
            transition: all 0.3s;
            width: 100%;
            margin-top: 10px;
        }
        
        .btn-login:hover {
            transform: translateY(-2px);
            box-shadow: 0 5px 15px rgba(6, 94, 196, 0.3);
        }
        
        .alert-custom {
            border-radius: 10px;
            border: none;
            padding: 15px;
            margin-bottom: 20px;
        }
        
        .alert-danger-custom {
            background-color: #ffe6e6;
            color: #d63031;
            border-left: 4px solid #d63031;
        }
        
        .login-footer {
            text-align: center;
            margin-top: 20px;
            color: #666;
            font-size: 0.9rem;
        }
        
        /* Footer */
        .footer {
            background-color: #333;
            color: white;
            padding: 30px 0 15px;
            margin-top: auto;
        }
        
        .footer h5 {
            color: var(--secondary-color);
            margin-bottom: 20px;
        }
        
        .footer a {
            color: #ccc;
            text-decoration: none;
            transition: color 0.3s;
        }
        
        .footer a:hover {
            color: var(--secondary-color);
        }
        
        .copyright {
            border-top: 1px solid #444;
            padding-top: 20px;
            margin-top: 20px;
            text-align: center;
            color: #aaa;
            font-size: 0.9rem;
        }
        
        /* Role Icons */
        .role-info {
            background-color: var(--secondary-color);
            border-radius: 10px;
            padding: 20px;
            margin-top: 25px;
        }
        
        .role-item {
            display: flex;
            align-items: center;
            margin-bottom: 10px;
        }
        
        .role-icon {
            width: 30px;
            height: 30px;
            border-radius: 50%;
            background-color: var(--primary-color);
            color: white;
            display: flex;
            align-items: center;
            justify-content: center;
            margin-right: 10px;
            font-size: 0.8rem;
        }
        
        /* Responsive */
        @media (max-width: 768px) {
            .login-container {
                padding: 0 15px;
            }
            
            .office-name {
                font-size: 1.4rem;
            }
            
            .login-body {
                padding: 20px;
            }
        }