* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }

        body {
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
            min-height: 100vh;
            display: flex;
            align-items: center;
            justify-content: center;
            padding: 20px;
        }

        /* Main Container */
        .login-container {
            background: white;
            border-radius: 20px;
            box-shadow: 0 30px 80px rgba(0, 0, 0, 0.2);
            overflow: hidden;
            width: 100%;
            max-width: 1000px;
            min-height: 600px;
            display: grid;
            grid-template-columns: 1fr 1fr;
            position: relative;
        }

        /* Left Column - Jumbotron */
        .jumbotron {
            background: linear-gradient(135deg, #1e3c72 0%, #2a5298 50%, #3d6cb9 100%);
            position: relative;
            display: flex;
            flex-direction: column;
            justify-content: center;
            align-items: center;
            text-align: center;
            color: white;
            padding: 40px;
            overflow: hidden;
        }

        .jumbotron::before {
            content: '';
            position: absolute;
            top: -50%;
            left: -50%;
            width: 200%;
            height: 200%;
            background: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23ffffff' fill-opacity='0.05'%3E%3Ccircle cx='30' cy='30' r='4'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E") repeat;
            animation: float 20s ease-in-out infinite;
        }

        @keyframes float {
            0%, 100% { transform: translateY(0px); }
            50% { transform: translateY(-20px); }
        }

        .jumbotron-content {
            position: relative;
            z-index: 2;
        }

        .jumbotron-logo {
            width: 300px;
            height: 300px;
         background-color: white;
            backdrop-filter: blur(10px);
            border-radius: 50%;
            margin: 0 auto 30px;
            display: flex;
            align-items: center;
            justify-content: center;
            border: 3px solid rgba(255, 255, 255, 0.2);
            transition: all 0.3s ease;
        }

        .jumbotron-logo:hover {
            transform: scale(1.05);
            background: rgba(255, 255, 255, 0.2);
        }

        .jumbotron-logo img {
            width: 250px;
            height: 250px;
            border-radius: 50%;
        }

        .jumbotron h1 {
            font-size: 2.5rem;
            font-weight: 700;
            margin-bottom: 15px;
            text-shadow: 0 4px 15px rgba(0, 0, 0, 0.3);
            line-height: 1.2;
        }

        .jumbotron p {
            font-size: 1.1rem;
            opacity: 0.9;
            margin-bottom: 30px;
            font-weight: 300;
        }

        .feature-list {
            list-style: none;
            text-align: left;
            max-width: 300px;
        }

        .feature-list li {
            padding: 8px 0;
            padding-left: 30px;
            position: relative;
            font-size: 0.95rem;
            opacity: 0.9;
        }

        .feature-list li::before {
            content: '✓';
            position: absolute;
            left: 0;
            top: 8px;
            width: 20px;
            height: 20px;
            background: rgba(255, 255, 255, 0.2);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: bold;
            font-size: 12px;
        }

        /* Right Column - Login Form */
        .login-section {
            padding: 40px;
            display: flex;
            flex-direction: column;
            justify-content: center;
        }

        .form-header {
            text-align: center;
            margin-bottom: 30px;
        }

        .form-title {
            color: #2c3e50;
            font-size: 1.8rem;
            font-weight: 600;
            margin-bottom: 8px;
        }

        .form-subtitle {
            color: #7f8c8d;
            font-size: 0.95rem;
        }

        /* Form Styling */
        .form-group {
            margin-bottom: 25px;
            position: relative;
        }

        .form-label {
            display: block;
            color: #2c3e50;
            font-weight: 500;
            margin-bottom: 8px;
            font-size: 0.9rem;
        }

        .form-input {
            width: 100%;
            padding: 15px 45px 15px 45px;
            border: 2px solid #e8ecef;
            border-radius: 12px;
            font-size: 1rem;
            background: #f8f9fa;
            transition: all 0.3s ease;
            outline: none;
        }

        .form-input:focus {
            border-color: #2a5298;
            background: white;
            box-shadow: 0 0 0 4px rgba(42, 82, 152, 0.1);
            transform: translateY(-2px);
        }

        .form-input::placeholder {
            color: #adb5bd;
            font-size: 0.9rem;
        }

        /* Icons for input fields */
        .form-group.with-icon::before {
            content: '';
            position: absolute;
            left: 15px;
            top: 50%;
            transform: translateY(-50%);
            width: 20px;
            height: 20px;
            background-size: contain;
            background-repeat: no-repeat;
            background-position: center;
            z-index: 2;
            pointer-events: none;
        }

        .form-group.user-icon::before {
            background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' fill='%236c757d' viewBox='0 0 24 24'%3E%3Cpath d='M12 12c2.21 0 4-1.79 4-4s-1.79-4-4-4-4 1.79-4 4 1.79 4 4 4zm0 2c-2.67 0-8 1.34-8 4v2h16v-2c0-2.66-5.33-4-8-4z'/%3E%3C/svg%3E");
        }

        .form-group.password-icon::before {
            background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' fill='%236c757d' viewBox='0 0 24 24'%3E%3Cpath d='M18,8h-1V6c0-2.76-2.24-5-5-5S7,3.24,7,6v2H6c-1.1,0-2,0.9-2,2v10c0,1.1,0.9,2,2,2h12c1.1,0,2-0.9,2-2V10C20,8.9,19.1,8,18,8z M12,17c-1.1,0-2-0.9-2-2s0.9-2,2-2s2,0.9,2,2S13.1,17,12,17z M15.1,8H8.9V6c0-1.71,1.39-3.1,3.1-3.1s3.1,1.39,3.1,3.1V8z'/%3E%3C/svg%3E");
        }

        /* Show Password Toggle */
        .show-password-toggle {
            position: absolute;
            right: 15px;
            top: 50%;
            transform: translateY(-50%);
            width: 22px;
            height: 22px;
            background-size: contain;
            background-repeat: no-repeat;
            background-position: center;
            cursor: pointer;
            z-index: 2;
            transition: opacity 0.3s ease;
        }

        .show-password-toggle:hover {
            opacity: 0.7;
        }

        .show-password-toggle.show {
            background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' fill='%236c757d' viewBox='0 0 24 24'%3E%3Cpath d='M12 4.5C7 4.5 2.73 7.61 1 12c1.73 4.39 6 7.5 11 7.5s9.27-3.11 11-7.5c-1.73-4.39-6-7.5-11-7.5zM12 17c-2.76 0-5-2.24-5-5s2.24-5 5-5 5 2.24 5 5-2.24 5-5 5zm0-8c-1.66 0-3 1.34-3 3s1.34 3 3 3 3-1.34 3-3-1.34-3-3-3z'/%3E%3C/svg%3E");
        }

        .show-password-toggle.hide {
            background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' fill='%236c757d' viewBox='0 0 24 24'%3E%3Cpath d='M12 7c2.76 0 5 2.24 5 5 0 .65-.13 1.26-.36 1.83l2.92 2.92c1.51-1.26 2.7-2.89 3.43-4.75-1.73-4.39-6-7.5-11-7.5-1.4 0-2.74.25-4 .7l2.17 2.17C10.74 7.13 11.35 7 12 7zM2 4.27l2.28 2.28.46.46A11.804 11.804 0 0 0 1 12c1.73 4.39 6 7.5 11 7.5 1.55 0 3.03-.3 4.38-.84l.42.42L19.73 22 21 20.73 3.27 3 2 4.27zM7.53 9.8l1.55 1.55c-.05.21-.08.43-.08.65 0 1.66 1.34 3 3 3 .22 0 .44-.03.65-.08l1.55 1.55c-.67.33-1.41.53-2.2.53-2.76 0-5-2.24-5-5 0-.79.2-1.53.53-2.2zm4.31-.78l3.15 3.15.02-.16c0-1.66-1.34-3-3-3l-.17.01z'/%3E%3C/svg%3E");
        }

        /* Error and Success Messages */
        .error-messages, .error-message, .success-message {
            margin-bottom: 20px;
            padding: 12px 16px;
            border-radius: 10px;
            font-size: 0.9rem;
            text-align: center;
        }

        .error-messages ul {
            list-style: none;
            padding: 0;
        }

        .error-messages li, .error-message {
            color: #dc3545;
            background: #f8d7da;
            border: 1px solid #f5c6cb;
        }

        .success-message {
            color: #155724;
            background: #d4edda;
            border: 1px solid #c3e6cb;
        }

        .error-text {
            display: block;
            color: #dc3545;
            font-size: 0.8rem;
            margin-top: 5px;
            min-height: 18px;
        }

        /* Remember Me and Forgot Password */
        .remember-forgot {
            display: flex;
            justify-content: space-between;
            align-items: center;
            margin: 20px 0;
            font-size: 0.9rem;
        }

        .remember-me {
            display: flex;
            align-items: center;
            gap: 8px;
            color: #6c757d;
            cursor: pointer;
        }

        .remember-me input[type="checkbox"] {
            width: 18px;
            height: 18px;
            accent-color: #2a5298;
        }

        .forgot-password {
            color: #2a5298;
            text-decoration: none;
            font-weight: 500;
            transition: color 0.3s ease;
        }

        .forgot-password:hover {
            color: #1e3c72;
            text-decoration: underline;
        }

        /* Login Button */
        .login-button {
            width: 100%;
            padding: 16px;
            background: linear-gradient(135deg, #1e3c72 0%, #2a5298 100%);
            color: white;
            border: none;
            border-radius: 12px;
            font-size: 1rem;
            font-weight: 600;
            cursor: pointer;
            transition: all 0.3s ease;
            box-shadow: 0 8px 25px rgba(30, 60, 114, 0.3);
            position: relative;
        }

        .login-button:hover {
            transform: translateY(-2px);
            box-shadow: 0 12px 35px rgba(30, 60, 114, 0.4);
            background: linear-gradient(135deg, #2a4a7d 0%, #3561a3 100%);
        }

        .login-button:active {
            transform: translateY(-1px);
        }

        /* Loading animation */
        .login-button.loading {
            color: transparent;
        }

        .login-button.loading::after {
            content: '';
            position: absolute;
            width: 20px;
            height: 20px;
            top: 50%;
            left: 50%;
            margin-left: -10px;
            margin-top: -10px;
            border: 2px solid transparent;
            border-top: 2px solid white;
            border-radius: 50%;
            animation: spin 1s linear infinite;
        }

        @keyframes spin {
            0% { transform: rotate(0deg); }
            100% { transform: rotate(360deg); }
        }

        /* Footer */
        .footer-text {
            text-align: center;
            margin-top: 30px;
            padding-top: 20px;
            border-top: 1px solid #e9ecef;
            color: #6c757d;
            font-size: 0.85rem;
        }

        /* Responsive Design */
        @media (max-width: 768px) {
            body {
                padding: 10px;
            }

            .login-container {
                grid-template-columns: 1fr;
                max-width: 100%;
                min-height: auto;
            }

            .jumbotron {
                padding: 30px 20px;
                text-align: center;
            }

            .jumbotron h1 {
                font-size: 2rem;
            }

            .jumbotron p {
                font-size: 1rem;
            }

            .jumbotron-logo {
                width: 100px;
                height: 100px;
                margin-bottom: 20px;
            }

            .jumbotron-logo img {
                width: 70px;
                height: 70px;
            }

            .feature-list {
                display: none;
            }

            .login-section {
                padding: 30px 20px;
            }

            .form-title {
                font-size: 1.6rem;
            }

            .form-input {
                padding: 14px 40px;
                font-size: 0.95rem;
            }

            .login-button {
                padding: 14px;
                font-size: 0.95rem;
            }

            .remember-forgot {
                flex-direction: column;
                gap: 15px;
                align-items: flex-start;
            }
        }

        @media (max-width: 480px) {
            .jumbotron {
                padding: 25px 15px;
            }

            .jumbotron h1 {
                font-size: 1.75rem;
            }

            .login-section {
                padding: 25px 15px;
            }

            .form-input {
                padding: 12px 35px;
            }

            .login-button {
                padding: 12px;
            }
        }