:root {
            --primary-color: #d4a373;
            --secondary-color: #fefae0;
            --accent-color: #ccd5ae;
            --dark-color: #333;
            --light-color: #fff;
            --error-color: #e63946;
        }
        
        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
            font-family: 'Tajawal', sans-serif;
        }
        
        body {
            background: url('https://images.unsplash.com/photo-1522335789203-aabd1fc54bc9?ixlib=rb-4.0.3&ixid=M3wxMjA3fDB8MHxwaG90by1wYWdlfHx8fGVufDB8fHx8fA%3D%3D&auto=format&fit=crop&w=1887&q=80') no-repeat center center fixed;
            background-size: cover;
            display: flex;
            justify-content: center;
            align-items: center;
            min-height: 100vh;
            position: relative;
            overflow-x: hidden;
        }
        
        body::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background-color: rgba(0, 0, 0, 0.6);
            z-index: 0;
        }
        
        .login-container {
            position: relative;
            z-index: 1;
            width: 90%;
            max-width: 400px;
            background: rgba(255, 255, 255, 0.95);
            border-radius: 20px;
            box-shadow: 0 15px 35px rgba(0, 0, 0, 0.2);
            overflow: hidden;
            transform-style: preserve-3d;
            transition: all 0.5s ease;
            animation: fadeInUp 0.8s;
            margin: 20px;
        }
        
        .login-container:hover {
            transform: translateY(-5px);
            box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3);
        }
        
        .login-header {
            background: linear-gradient(135deg, var(--primary-color), var(--accent-color));
            color: var(--light-color);
            padding: 25px;
            text-align: center;
            position: relative;
        }
        
        .login-header h2 {
            font-size: clamp(22px, 5vw, 28px);
            font-weight: 700;
            margin-bottom: 10px;
            text-shadow: 1px 1px 3px rgba(0, 0, 0, 0.2);
        }
        
        .login-header i {
            font-size: clamp(40px, 8vw, 50px);
            margin-bottom: 15px;
            display: block;
            animation: pulse 2s infinite;
        }
        
        .login-body {
            padding: 25px;
        }
        
        .form-group {
            position: relative;
            margin-bottom: 20px;
        }
        
        .form-group i {
            position: absolute;
            left: 15px;
            top: 50%;
            transform: translateY(-50%);
            color: var(--primary-color);
            font-size: clamp(16px, 4vw, 18px);
        }
        
        .form-control {
            width: 100%;
            padding: 12px 12px 12px 45px;
            border: 2px solid #eee;
            border-radius: 10px;
            font-size: clamp(14px, 4vw, 16px);
            transition: all 0.3s;
            background-color: #f9f9f9;
        }
        
        .form-control:focus {
            border-color: var(--primary-color);
            box-shadow: 0 0 0 3px rgba(212, 163, 115, 0.2);
            outline: none;
            background-color: var(--light-color);
        }
        
        .btn-login {
            width: 100%;
            padding: 12px;
            background: linear-gradient(135deg, var(--primary-color), var(--accent-color));
            border: none;
            border-radius: 10px;
            color: var(--light-color);
            font-size: clamp(16px, 4vw, 18px);
            font-weight: 700;
            cursor: pointer;
            transition: all 0.3s;
            box-shadow: 0 4px 15px rgba(212, 163, 115, 0.4);
        }
        
        .btn-login:hover {
            transform: translateY(-3px);
            box-shadow: 0 7px 20px rgba(212, 163, 115, 0.6);
        }
        
        .btn-login:active {
            transform: translateY(0);
        }
        
        .error-message {
            color: var(--error-color);
            text-align: center;
            margin-bottom: 15px;
            font-weight: 500;
            animation: shake 0.5s;
            font-size: clamp(14px, 4vw, 16px);
        }
        
        .footer {
            text-align: center;
            padding: 15px;
            font-size: clamp(12px, 3vw, 14px);
            color: var(--dark-color);
            border-top: 1px solid #eee;
            background-color: #f9f9f9;
        }
        
        .footer a {
            color: var(--primary-color);
            text-decoration: none;
            font-weight: 600;
        }
        
        .footer a:hover {
            text-decoration: underline;
        }
        
        /* Animations */
        @keyframes fadeInUp {
            from {
                opacity: 0;
                transform: translateY(20px);
            }
            to {
                opacity: 1;
                transform: translateY(0);
            }
        }
        
        @keyframes pulse {
            0% {
                transform: scale(1);
            }
            50% {
                transform: scale(1.1);
            }
            100% {
                transform: scale(1);
            }
        }
        
        @keyframes shake {
            0%, 100% {
                transform: translateX(0);
            }
            20%, 60% {
                transform: translateX(-5px);
            }
            40%, 80% {
                transform: translateX(5px);
            }
        }
        
        /* Responsive Adjustments */
        @media (max-width: 768px) {
            .login-container {
                width: 95%;
                max-width: 350px;
            }
            
            .login-header {
                padding: 20px;
            }
            
            .login-body {
                padding: 20px;
            }
        }
        
        @media (max-width: 480px) {
            .login-container {
                width: 100%;
                margin: 10px;
                border-radius: 15px;
            }
            
            .form-control {
                padding: 10px 10px 10px 40px;
            }
            
            .form-group i {
                left: 12px;
                font-size: 16px;
            }
            
            .btn-login {
                padding: 10px;
            }
        }
        
        @media (max-width: 360px) {
            .login-header h2 {
                font-size: 20px;
            }
            
            .login-header i {
                font-size: 35px;
            }
            
            .form-control {
                font-size: 14px;
            }
        }