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

        body {
            font-family: 'Inter', 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
            background: linear-gradient(135deg, #0a0a0a, #1a1a2e, #16213e);
            color: #ffffff;
            overflow-x: hidden;
            line-height: 1.6;
            min-height: 100vh;
        }

        /* Header */
        .header {
            position: sticky;
            top: 0;
            width: 100%;
            padding: 20px 50px;
            background:transparent;
            backdrop-filter: blur(20px);
            border-bottom: 1px solid rgba(0, 212, 255, 0.1);
            z-index: 1000;
        }

        .nav {
            display: flex;
            justify-content: space-between;
            align-items: center;
            max-width: 1400px;
            height: 2rem;
            padding: 1.5rem 0;
            margin: 0 auto;
        }

        .logo {
            font-size: 32px;
            font-weight: 900;
            background: linear-gradient(45deg, #00d4ff, #ff0080);
            background-clip: text; 
            -webkit-text-fill-color: transparent;
            border-radius: 1rem;
        }

        .back-btn {
            background: transparent;
            color: #00d4ff;
            border: 2px solid #00d4ff;
            padding: 12px 20px;
            border-radius: 30px;
            font-weight: 600;
            font-size: 16px;
            transition: all 0.3s ease;
            text-decoration: none;
            align-items: center;
            gap: 10px;
        }

        .back-btn:hover {
            background: #00d4ff;
            color: #000;
            transform: translateY(-2px);
        }

        /* Main Container */
        .main-container {
            max-width: 1000px;
            margin: 0 auto;
            padding: 40px 20px;
        }

        /* Quiz Header */
        .quiz-header {
            background: rgba(255, 255, 255, 0.05);
            backdrop-filter: blur(20px);
            border: 1px solid rgba(0, 212, 255, 0.2);
            border-radius: 20px;
            padding: 30px;
            margin-bottom: 30px;
            text-align: center;
        }

        .quiz-title {
            font-size: 2.5rem;
            font-weight: 800;
            margin-bottom: 10px;
            background: linear-gradient(45deg, #ffffff, #00d4ff);
            background-clip: text;
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
        }

        .quiz-subtitle {
            color: #b0b0b0;
            font-size: 1.2rem;
            margin-bottom: 30px;
        }

        .quiz-stats {
            display: flex;
            justify-content: center;
            gap: 40px;
            flex-wrap: wrap;
        }

        .stat-item {
            text-align: center;
        }

        .stat-number {
            font-size: 2rem;
            font-weight: bold;
            background: linear-gradient(45deg, #00d4ff, #ff0080);
            background-clip: text;
        }

        .stat-label {
            color: #888;
            font-size: 0.9rem;
            text-transform: uppercase;
            letter-spacing: 1px;
        }

        /* Question Card */
h2 {
  font-size: 20px;
}

ul {
  list-style: none;
  padding: 0;
}

li {
  margin: 10px 0;
}

input[type="radio"] {
  margin-right: 10px;
}


        .questionCard {
            background: rgba(255, 255, 255, 0.05);
            backdrop-filter: blur(20px);
            border: 1px solid rgba(0, 212, 255, 0.2);
            border-radius: 20px;
            padding: 40px;
            margin-bottom: 30px;
            box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3);
            text-align: center;
        }

        .questionText {
            font-size: 1.4rem;
            font-weight: 600;
            margin-bottom: 30px;
            line-height: 1.5;
            color: #ffffff;
        }

        .options-grid {
            display: grid;
            gap: 15px;
            margin-bottom: 30px;
        }

           .quiz-container li   {
            background: rgba(255, 255, 255, 0.03);
            border: 2px solid rgba(0, 212, 255, 0.2);
            border-radius: 15px;
            padding: 20px;
            transition: all 0.3s ease;
            position: relative;
            display: flex;
            align-items: center;
            gap: 15px;
            font-size: 1.1rem;
            
        }
        .quiz-container li:hover{
            background: rgba(0, 212, 255, 0.1);
            border-color: rgba(0, 212, 255, 0.5);
            transform: translateX(5px);
            box-shadow: 5px 5px 20px  rgba(0, 212, 255, 0.5);


        }


        /* Navigation Buttons */
        
        .nav-btn {
            padding: 15px 40px;
            border: 2px solid #00d4ff;
            background: transparent;
            color: #00d4ff;
            border-radius: 30px;
            font-weight: 600;
            font-size: 1rem;
            transition: all 0.3s ease;
            min-width: 120px;
        }

        .nav-btn:hover {
            background: #00d4ff;
            color: #000;
            transform: translateY(-2px);
            
        }

        .nav-btn.primary {
            background: linear-gradient(45deg, #00d4ff, #ff0080);
            color: white;
            border: none;
        }

        .nav-btn.primary:hover {
            transform: translateY(-2px);
            box-shadow: 0 10px 30px rgba(0, 212, 255, 0.5);
        }
        
/* Mobile Responsive */
        @media (max-width: 768px) {
            .header {
                padding: 15px 20px;
            }
            
            .main-container {
                padding: 20px 15px;
            }
            
            .quiz-title {
                font-size: 2rem;
            }
            
            .quiz-stats {
                gap: 20px;
            }
            
            .stat-number {
                font-size: 1.5rem;
            }
            
            .question-card {
                padding: 25px;
            }
            
            .question-text {
                font-size: 1.2rem;
            }
            
            .option {
                padding: 15px;
                font-size: 1rem;
            }
            
            .nav-buttons {
                flex-direction: column;
            }
            
            .nav-btn {
                width: 100%;
                padding: 12px 30px;
            }
            .footerCnt{
                top:0;
                width:100%;
            }
        }

        @media (max-width: 480px) {
            .quiz-header {
                padding: 20px;
            }
            
            .quiz-title {
                font-size: 1.8rem;
            }
            
            .quiz-subtitle {
                font-size: 1rem;
            }
            
            .progress-container {
                padding: 15px;
            }
            
            .question-card {
                padding: 20px;
            }
            
            .question-text {
                font-size: 1.1rem;
            }
            
            .option {
                padding: 12px;
            }
            
            .final-score {
                font-size: 2.5rem;
            }
        }
        
                  /* Footer */
        .footer {
            bottom: 0;
            background: #000000;
           border-top: 1px solid rgb(48, 47, 47);
            width:100%;
            padding:1rem;
        }
        .footer-bottom{
            text-align: center;
            padding-top: 1rem;
             width:100%;
        }