* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
        }

        body {
            background-image: linear-gradient(to right, #e2e2e2, #ffe5c9);
            display: flex;
            justify-content: center;
            align-items: center;
            min-height: 100vh;
            padding: 20px;
        }

        .login-container {
            background-color: white;
            border-radius: 12px;
            box-shadow: 0 10px 25px rgba(0, 0, 0, 0.1);
            width: 100%;
            max-width: 420px;
            padding: 40px;
            transition: all 0.3s ease;
        }

        .login-container:hover {
            box-shadow: 0 15px 35px rgba(0, 0, 0, 0.15);
        }

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

        .login-header h1 {
            color: #ff7b00;
            font-size: 28px;
            margin-bottom: 8px;
        }

        .login-header p {
            color: #666;
            font-size: 14px;
        }

        .input-group {
            margin-bottom: 20px;
        }

        .input-group label {
            display: block;
            margin-bottom: 8px;
            color: #555;
            font-weight: 500;
        }

        .input-group input {
            width: 100%;
            padding: 14px;
            border: 1px solid #ddd;
            border-radius: 8px;
            font-size: 16px;
            transition: all 0.3s;
        }

        .input-group input:focus {
            outline: none;
            border-color: #ff7b00;
            box-shadow: 0 0 0 2px rgba(255, 123, 0, 0.2);
        }

        .btn {
            width: 100%;
            padding: 14px;
            background-color: #ff7b00;
            color: white;
            border: none;
            border-radius: 8px;
            font-size: 16px;
            font-weight: 600;
            cursor: pointer;
            transition: all 0.3s;
            margin-top: 10px;
        }

        .btn:hover:not(:disabled) {
            background-color: #e66a00;
            transform: translateY(-2px);
            box-shadow: 0 5px 15px rgba(255, 123, 0, 0.3);
        }

        .btn:active:not(:disabled) {
            transform: translateY(0);
        }

        .btn:disabled {
            background-color: #cccccc;
            cursor: not-allowed;
            opacity: 0.6;
            transform: none;
            box-shadow: none;
        }

        .login-footer {
            text-align: center;
            margin-top: 25px;
            color: #777;
            font-size: 14px;
        }

        .login-footer a {
            color: #ff7b00;
            text-decoration: none;
            font-weight: 500;
        }

        .login-footer a:hover {
            text-decoration: underline;
        }

        .alert {
            padding: 12px;
            border-radius: 8px;
            margin-bottom: 20px;
            text-align: center;
            display: none;
        }

        .alert-error {
            background-color: #ffebee;
            color: #c62828;
            border: 1px solid #ffcdd2;
        }

        .alert-success {
            background-color: #e8f5e9;
            color: #2e7d32;
            border: 1px solid #c8e6c9;
        }

        .alert-warning {
            background-color: #fff3cd;
            color: #856404;
            border: 1px solid #ffeaa7;
        }

        .logo {
            text-align: center;
            margin-bottom: 20px;
        }

        .attempts-info {
            text-align: center;
            margin: 10px 0;
            font-size: 14px;
            color: #666;
        }

        .countdown {
            font-weight: bold;
            color: #ff7b00;
        }

        .security-info {
            background-color: #f8f9fa;
            border-radius: 8px;
            padding: 15px;
            margin-top: 20px;
            font-size: 12px;
            color: #666;
            border-left: 4px solid #ff7b00;
        }

        .security-info h4 {
            color: #ff7b00;
            margin-bottom: 8px;
            font-size: 14px;
        }

        .security-info ul {
            padding-left: 20px;
        }

        .security-info li {
            margin-bottom: 5px;
        }