:root {
    --primary-color: #2c3e50;
    --secondary-color: #e74c3c;
    --accent-color: #3498db;
    --light-bg: #f8f9fa;
    --dark-text: #2c3e50;
}

body {
    background-image:url('../images/contact_bg.png');
    background-size: cover;
    background-attachment: fixed;
    font-family: 'Poppins', sans-serif;
    min-height: 100vh;
    padding: 20px;
    color: var(--dark-text);
}

.correct-answer {
    background-color: #d4edda;
    border-left: 5px solid #28a745;
}
.wrong-answer {
    background-color: #f8d7da;
    border-left: 5px solid #dc3545;
}

.quiz-container {
    background-color: white;
    border-radius: 15px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    padding: 30px;
    margin-top: 30px;
    margin-bottom: 30px;
    border: 1px solid rgba(0,0,0,0.1);
}

.welcome-screen h2 {
    background: linear-gradient(90deg, var(--primary-color), var(--secondary-color));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    font-weight: 700;
}

.question {
    font-size: 1.3rem;
    font-weight: 600;
    margin-bottom: 25px;
    color: var(--primary-color);
}

.options label {
    display: block;
    margin-bottom: 15px;
    padding: 15px;
    border-radius: 8px;
    background-color: var(--light-bg);
    cursor: pointer;
    transition: all 0.3s ease;
    border-left: 4px solid transparent;
}

.options label:hover {
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(0,0,0,0.1);
}

.progress {
    height: 12px;
    margin-bottom: 25px;
    border-radius: 6px;
}

.progress-bar {
    background: linear-gradient(90deg, var(--secondary-color), var(--accent-color));
}

.timer-container {
    background-color: var(--primary-color);
    color: white;
    padding: 10px 15px;
    border-radius: 8px;
    font-weight: 600;
}

.time-low {
    background-color: var(--secondary-color) !important;
    animation: pulse 1s infinite;
}

@keyframes pulse {
    0% { transform: scale(1); }
    50% { transform: scale(1.05); }
    100% { transform: scale(1); }
}

.btn-quiz {
    padding: 12px 20px;
    font-weight: 600;
    background: linear-gradient(90deg, var(--primary-color), var(--secondary-color));
    color: white;
    border: none;
    border-radius: 8px;
    transition: all 0.3s;
    text-transform: uppercase;
    letter-spacing: 1px;
    font-size: 0.9rem;
}

.btn-quiz:hover {
    transform: translateY(-3px);
    box-shadow: 0 5px 15px rgba(0,0,0,0.2);
    color: white;
}

.footer {
    padding: 20px 0;
}

.footer-text {
    margin: 0;
}

.brand-highlight {
    background: linear-gradient(90deg, var(--primary-color), var(--secondary-color));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    font-weight: 700;
}

/* Responsive adjustments */
@media (max-width: 768px) {
    .quiz-container {
        padding: 20px;
    }
    
    .question {
        font-size: 1.1rem;
    }
}