* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
            font-family: 'Tajawal', sans-serif;
        }
        
        :root {
            --primary: #4e54c8;
            --primary-dark: #3a40a5;
            --secondary: #2c3e50;
            --accent: #ff6b6b;
            --light: #f8f9fa;
            --dark: #212529;
            --success: #27ae60;
            --warning: #f39c12;
            --border-radius: 8px;
            --box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
            --transition: all 0.3s ease;
        }
        
        body {
            background: linear-gradient(135deg, #4e54c8, #8f94fb);
            color: var(--dark);
            line-height: 1.6;
            min-height: 100vh;
            display: flex;
            align-items: center;
            justify-content: center;
            padding: 20px;
        }
        
        .container {
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
        }
        
        .login-container {
            display: flex;
            background-color: white;
            border-radius: var(--border-radius);
            box-shadow: var(--box-shadow);
            overflow: hidden;
            min-height: 600px;
        }
        
        .login-left {
            flex: 1;
            background: linear-gradient(135deg, var(--primary), var(--primary-dark));
            color: white;
            padding: 50px;
            display: flex;
            flex-direction: column;
            justify-content: center;
            position: relative;
            overflow: hidden;
        }
        
        .login-left::before {
            content: '';
            position: absolute;
            top: -50px;
            right: -50px;
            width: 200px;
            height: 200px;
            border-radius: 50%;
            background: rgba(255, 255, 255, 0.1);
        }
        
        .login-left::after {
            content: '';
            position: absolute;
            bottom: -80px;
            left: -30px;
            width: 250px;
            height: 250px;
            border-radius: 50%;
            background: rgba(255, 255, 255, 0.1);
        }
        
        .login-left h2 {
            font-size: 2.5rem;
            margin-bottom: 20px;
            position: relative;
            z-index: 2;
        }
        
        .login-left p {
            font-size: 1.1rem;
            margin-bottom: 30px;
            opacity: 0.9;
            position: relative;
            z-index: 2;
            max-width: 90%;
        }
        
        .features {
            margin-top: 40px;
            position: relative;
            z-index: 2;
        }
        
        .feature {
            display: flex;
            align-items: center;
            margin-bottom: 20px;
        }
        
        .feature i {
            font-size: 1.5rem;
            margin-left: 15px;
            color: rgba(255, 255, 255, 0.9);
        }
        
        .feature span {
            font-size: 1rem;
        }
        
        .login-right {
            flex: 1;
            padding: 50px;
            display: flex;
            flex-direction: column;
            justify-content: center;
        }
        
        .login-tabs {
            display: flex;
            margin-bottom: 30px;
            border-bottom: 2px solid #eee;
        }
        
        .tab-btn {
            padding: 15px 30px;
            background: none;
            border: none;
            font-size: 1.1rem;
            font-weight: 700;
            cursor: pointer;
            color: #777;
            transition: var(--transition);
            position: relative;
        }
        
        .tab-btn.active {
            color: var(--primary);
        }
        
        .tab-btn.active::after {
            content: '';
            position: absolute;
            bottom: -2px;
            left: 0;
            width: 100%;
            height: 3px;
            background-color: var(--primary);
        }
        
        .tab-content {
            display: none;
        }
        
        .tab-content.active {
            display: block;
            animation: fadeIn 0.5s ease;
        }
        
        @keyframes fadeIn {
            from { opacity: 0; transform: translateY(10px); }
            to { opacity: 1; transform: translateY(0); }
        }
        
        .form-group {
            margin-bottom: 20px;
        }
        
        .form-group label {
            display: block;
            margin-bottom: 8px;
            font-weight: 600;
            color: var(--dark);
        }
        
        .input-with-icon {
            position: relative;
        }
        
        .input-with-icon i {
            position: absolute;
            top: 50%;
            right: 15px;
            transform: translateY(-50%);
            color: #777;
        }
        
        .form-control {
            width: 100%;
            padding: 15px 45px 15px 15px;
            border: 2px solid #ddd;
            border-radius: var(--border-radius);
            font-size: 1rem;
            transition: var(--transition);
        }
        
        .form-control:focus {
            border-color: var(--primary);
            outline: none;
            box-shadow: 0 0 0 3px rgba(78, 84, 200, 0.2);
        }
        
        .forgot-password {
            display: block;
            text-align: left;
            margin-top: -10px;
            margin-bottom: 20px;
            color: var(--primary);
            text-decoration: none;
            transition: var(--transition);
        }
        
        .forgot-password:hover {
            text-decoration: underline;
        }
        
        .btn {
            display: block;
            width: 100%;
            padding: 15px;
            background-color: var(--primary);
            color: white;
            border: none;
            border-radius: var(--border-radius);
            font-weight: 700;
            font-size: 1.1rem;
            cursor: pointer;
            transition: var(--transition);
            text-align: center;
            margin-top: 20px;
        }
        
        .btn:hover {
            background-color: var(--primary-dark);
            transform: translateY(-2px);
            box-shadow: var(--box-shadow);
        }
        
        .btn-google {
            background-color: white;
            color: #4285F4;
            border: 2px solid #ddd;
            display: flex;
            align-items: center;
            justify-content: center;
        }
        
        .btn-google:hover {
            background-color: #f8f9fa;
            border-color: #4285F4;
        }
        
        .btn-google i {
            font-size: 1.5rem;
            margin-left: 10px;
        }
        
        .divider {
            display: flex;
            align-items: center;
            margin: 25px 0;
        }
        
        .divider::before,
        .divider::after {
            content: '';
            flex: 1;
            height: 1px;
            background-color: #ddd;
        }
        
        .divider span {
            padding: 0 15px;
            color: #777;
        }
        
        .signup-agreement {
            font-size: 0.9rem;
            color: #777;
            margin-top: 20px;
            text-align: center;
        }
        
        .signup-agreement a {
            color: var(--primary);
            text-decoration: none;
        }
        
        .signup-agreement a:hover {
            text-decoration: underline;
        }
        
        .logo {
            display: flex;
            align-items: center;
            font-size: 1.8rem;
            font-weight: 800;
            color: white;
            text-decoration: none;
            margin-bottom: 40px;
            position: relative;
            z-index: 2;
        }
        
        .logo i {
            margin-left: 10px;
            color: var(--accent);
        }
        
        .back-home {
            display: inline-block;
            margin-top: 20px;
            color: white;
            text-decoration: none;
            position: relative;
            z-index: 2;
            font-weight: 600;
            transition: var(--transition);
        }
        
        .back-home:hover {
            color: var(--accent);
        }
        
        .back-home i {
            margin-right: 5px;
        }
        
        /* تصميم متجاوب */
        @media (max-width: 992px) {
            .login-container {
                flex-direction: column;
            }
            
            .login-left {
                padding: 30px;
            }
            
            .login-left h2 {
                font-size: 2rem;
            }
        }
        
        @media (max-width: 576px) {
            .login-left, .login-right {
                padding: 30px 20px;
            }
            
            .login-left h2 {
                font-size: 1.8rem;
            }
            
            .tab-btn {
                padding: 12px 20px;
                font-size: 1rem;
            }
            
            .form-control {
                padding: 12px 40px 12px 12px;
            }
        }