body {
    font-family: 'Roboto', sans-serif;
    background-color: #121212;
    color: #ffffff;
    margin: auto;
    padding: 20px;
    background-image: linear-gradient(rgba(18, 18, 18, 0.5), rgba(18, 18, 18, 0.5)), url('src/img/pic.jpg');
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat; 
    background-attachment: fixed;
    transition: background-color 0.5s ease, color 0.5s ease;
}

:root {
    --primary-color: #0d6efd;
    --secondary-color: #6c757d;
    --background-color: #1e1e1e; /* Darker background */
    --text-color: #ffffff; /* Light text */
}

.container {
    max-width: 800px;
    margin: auto;
    padding: 20px;
}

/* Improve Card Appearance */
.card {
    background-color: #1e1e1e;
    border-radius: 10px;
    padding: 20px;
    margin: 20px auto;
    max-width: 600px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.3);
    border: none;
    color: #fff;
    text-align: center;
    animation: fadeInUp 0.5s ease-in-out;
    transition: transform 0.3s, box-shadow 0.3s;
}

header h1 {
    margin: 0;
    font-size: 24px;
}

/* Improve Card Appearance */
.card {
    border: none;
    border-radius: 20px;
    box-shadow: 0 8px 20px rgba(255, 255, 255, 0.15);
    transition: transform 0.3s, box-shadow 0.3s;
    max-width: 800px; /* Added or increased max-width */
    width: 100%; /* Ensure the card takes full width of its container */
    background-color: #1e1e1e; /* Dark card background */
    color: #ffffff; /* Light text inside cards */
    animation: fadeInUp 0.5s ease-in-out;
    padding: 10px; /* Reduced padding to decrease vertical size */
    margin: 10px auto; /* Reduced margin */
}

.card:hover {
    transform: translateY(-10px) scale(1.02);
    box-shadow: 0 12px 25px rgba(255, 255, 255, 0.2);
}

.card-header {
    background: #6f42c1; /* Purple */
    color: #fff;
    border-bottom: none;
    border-radius: 5px 5px 0 0;
    animation: fadeInDown 0.5s ease-in-out;
}

.card-body {
    padding: 20px;
    animation: fadeIn 0.5s ease-in-out;
}

/* Style quiz questions */
.quiz-card-body h4 {
    font-size: 24px;
    font-weight: 700;
    margin-bottom: 20px;
}

/* Style the question number */
.card-body h5.mb-3 {
    font-size: 20px;
    font-weight: 700;
    color: #6f42c1;
    text-align: center;
    margin-bottom: 20px;
}

.question-number {
    display: inline-block;
    width: 50px;
    height: 50px;
    line-height: 50px;
    border: 2px solid #6f42c1;
    border-radius: 50%;
    background-color: #333333;
    color: #6f42c1;
    font-size: 20px;
    font-weight: 700;
    text-align: center;
    margin: 0 auto 20px auto;
    animation: pulse-question 2s infinite;
}

@keyframes pulse {
    0% {
        transform: scale(1);
        box-shadow: 0 0 0 0 rgba(111, 66, 193, 0.7);
    }
    70% {
        transform: scale(1.1);
        box-shadow: 0 0 0 10px rgba(111, 66, 193, 0);
    }
    100% {
        transform: scale(1);
        box-shadow: 0 0 0 0 rgba(111, 66, 193, 0);
    }
}

@keyframes pulse-question {
    0% {
        transform: scale(1);
        background-color: #333333;
        border-color: #6f42c1;
    }
    50% {
        transform: scale(1.1);
        background-color: #6f42c1;
        color: #ffffff;
    }
    100% {
        transform: scale(1);
        background-color: #333333;
        color: #6f42c1;
    }
}

.form-check-label {
    font-size: 18px;
    margin-bottom: 15px;
    transition: background-color 0.3s ease, color 0.3s ease, box-shadow 0.3s ease;
}

/* Add Smooth Transitions */
.form-check-input {
    width: 20px;
    height: 20px;
    margin-right: 10px;
    transition: transform 0.2s;
}

.form-check-input:active {
    transform: scale(1.1);
}

button {
    background-color: #6f42c1;
    border: none;
    border-radius: 5px;
    color: #ffffff;
    padding: 12px 20px;
    font-size: 18px;
    cursor: pointer;
    transition: background-color 0.3s ease, transform 0.2s ease;
    width: 100%;
}

button:hover {
    background-color: #59329e;
    transform: translateY(-2px);
}

button.btn-primary {
    background: linear-gradient(135deg, #6f42c1 0%, #0d6efd 100%);
    border: none;
    box-shadow: 0 4px 15px rgba(255, 255, 255, 0.2);
    transition: background 0.4s, transform 0.2s;
}

button.btn-primary:hover {
    background: linear-gradient(135deg, #59329e 0%, #0b5ed7 100%);
    transform: scale(1.05);
    box-shadow: 0 8px 15px rgba(0, 0, 0, 0.2);
}

button.btn-link {
    font-weight: 500;
    transition: color 0.3s;
    text-decoration: none;
}

button.btn-link:hover {
    color: #59329e;
    text-decoration: underline;
}

.mt-3 h5 {
    font-size: 18px;
}

.custom-progress {
    display: flex;
    height: 10px;
    margin-top: 0; /* Remove top margin */
    margin-bottom: 10px; /* Add bottom margin */
    width: 100%;
    background-color: #e0e0e0; /* Gray background for the ProgressBar */
    border-radius: 10px;
    overflow: hidden;
}

/* ...existing code... */
.progress-segment {
    flex-grow: 1; /* Ensure all segments are equal in size */
    margin: 0 2px;
    height: 100%;
    transition: background-color 0.5s ease;
}

.progress-segment.unanswered {
    background-color: #e0e0e0; /* Gray for unanswered */
}

.progress-segment.correct {
    background-color: #28a745; /* Green for correct answers */
}

.progress-segment.wrong {
    background-color: #dc3545; /* Red for wrong answers */
}
/* ...existing code... */

.card-title {
    font-size: 24px;
    font-weight: 600;
}

.list-group-item {
    font-size: 18px;
}

.square-btn {
    width: 40px;
    height: 40px;
    padding: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: transform 0.3s, background-color 0.3s;
    margin: 0 auto; /* Center the button */
}

.square-btn:hover {
    transform: rotate(360deg);
    background-color: #6f42c1;
}

img {
    max-height: 50px;
}

.logo {
    font-family: 'Pacifico', cursive;
    font-size: 36px;
    color: #6f42c1;
    text-align: center;
    margin-bottom: 30px;
    animation: logoAnimation 2s infinite, logo-cool-animation 5s infinite; /* Added animation */
}

@keyframes logoAnimation {
    0%, 100% {
        transform: scale(1);
    }
    50% {
        transform: scale(1.1);
    }
}

@keyframes logo-cool-animation {
    0% {
        transform: rotate(0deg) scale(1);
        color: #6f42c1;
    }
    25% {
        transform: rotate(15deg) scale(1.1);
        color: #0d6efd;
    }
    50% {
        transform: rotate(-15deg) scale(1.2);
        color: #28a745;
    }
    75% {
        transform: rotate(15deg) scale(1.1);
        color: #fd7e14;
    }
    100% {
        transform: rotate(0deg) scale(1);
        color: #6f42c1;
    }
}

.navbar {
    background-color: var(--primary-color);
    color: #fff;
    padding: 10px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.navbar .logo {
    font-family: 'Pacifico', cursive;
    font-size: 24px;
}

.navbar .container-fluid {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.footer {
    background-color: transparent; /* Remove background */
    color: #ffffff;
    text-align: left; /* Align text to the left */
    padding: 5px; /* Reduce padding */
    position: fixed;
    bottom: 0;
    width: 100%;
    font-size: 14px; /* Smaller font size */
    box-shadow: none; /* Remove shade effect */
}

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

    .card {
        padding: 15px;
        margin-bottom: 20px;
    }

    .card-header, .card-body {
        padding: 15px;
    }

    .card-title {
        font-size: 20px;
    }

    .form-check-label {
        font-size: 16px;
    }

    button {
        font-size: 16px;
        padding: 10px 15px;
    }

    .question-number {
        width: 40px;
        height: 40px;
        line-height: 40px;
        font-size: 18px;
    }

    .square-btn {
        width: 35px;
        height: 35px;
    }

    .logo {
        font-size: 36px; /* Increased size */
    }

    body {
        background-size: cover; /* Ensure background image covers the entire screen */
    }

    .timer-container {
        width: 100px;
        height: 100px;
    }

    .timer-text {
        font-size: 1.2rem;
    }

    .difficulty-chooser .btn {
        width: 100%;
        margin: 5px 0;
    }

    .difficulty-time {
        font-size: 14px;
    }
}

@media (max-width: 576px) {
    .container {
        padding: 5px;
    }

    .card-header, .card-body {
        padding: 10px;
    }

    .card-title {
        font-size: 18px;
    }

    .form-check-label {
        font-size: 14px;
    }

    button {
        font-size: 14px;
        padding: 6px;
    }

    .question-number {
        width: 35px;
        height: 35px;
        line-height: 35px;
        font-size: 16px;
    }

    .square-btn {
        width: 30px;
        height: 30px;
    }

    .logo {
        font-size: 32px; /* Increased size */
    }

    .timer-container {
        width: 80px;
        height: 80px;
    }

    .timer-text {
        font-size: 1rem;
    }

    .difficulty-chooser .btn {
        width: 100%;
        margin: 5px 0;
        font-size: 16px;
        padding: 10px;
    }

    .difficulty-time {
        font-size: 12px;
    }
}


.copyright {
    position: fixed;
    bottom: 10px;
    right: 10px;
    font-size: 12px;
    color: #6f42c1;
    background-color: #ffffff;
    padding: 5px;
    border-radius: 5px;
    box-shadow: 0 2px 5px rgba(0, 0, 0, 0.1);
}

.auth-container {
    max-width: 700px; /* Increased from 500px */
    margin: auto;
    padding: 30px; /* Increased padding */
    border-radius: 10px;
    background-color: rgba(30, 30, 30, 0.9); /* Dark background */
    backdrop-filter: blur(10px);
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.1);
    transition: transform 0.3s, box-shadow 0.3s;
    animation: fadeInUp 0.5s ease-in-out;
    text-align: center; /* Center text */
}

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

.auth-header h2 {
    font-size: 30px; /* Increased size */
    color: #6f42c1;
    margin-bottom: 10px; /* Add margin */
}

.auth-header p {
    font-size: 18px; /* Add font size */
    color: #ffffff; /* Light text color */
    margin-bottom: 20px; /* Add margin */
}

.auth-form-group {
    position: relative;
    margin-bottom: 30px;
}

.auth-form-group label {
    position: absolute;
    top: -20px;
    left: 0;
    font-size: 14px;
    color: #6f42c1;
    font-weight: bold;
}

.auth-form-group input {
    width: 100%;
    padding: 10px;
    border: none;
    border-bottom: 2px solid #ccc;
    background: transparent;
    border-radius: 0;
    font-size: 16px;
    color: #ffffff; /* Light text color */
    transition: border-color 0.3s;
}

.auth-form-group input:focus {
    border-bottom-color: #6f42c1;
    outline: none;
}

.auth-btn {
    width: 100%;
    padding: 10px;
    font-size: 18px;
    border-radius: 5px;
    background: linear-gradient(135deg, #6f42c1 0%, #0d6efd 100%);
    color: #fff;
    border: none;
    transition: background 0.3s, transform 0.2s;
    box-shadow: 0 4px 15px rgba(255, 255, 255, 0.2);
}

.auth-btn:hover {
    background: linear-gradient(135deg, #59329e 0%, #0b5ed7 100%);
    transform: scale(1.05);
}

.auth-link {
    display: block;
    text-align: center;
    margin-top: 10px;
    color: #0d6efd;
    text-decoration: none;
    transition: color 0.3s;
    cursor: pointer; /* Add this line */
}

.auth-link:hover {
    color: #0b5ed7;
    text-decoration: underline;
}

/* Style the show/hide password button */
.input-group-append .btn {
    background: none;
    border: none;
    color: #6f42c1;
}

.input-group-append .btn:hover {
    color: #59329e;
}

/* Style the input group */
.input-group {
    position: relative;
}

.input-group-append {
    position: absolute;
    right: 0;
    top: 0;
    height: 100%;
}

.input-group-append .btn {
    height: 100%;
    border: none;
    background: none;
}

@media (max-width: 576px) {
    .auth-container {
        padding: 20px;
        margin-top: 30px;
    }
}


.share-buttons {
    display: flex;
    justify-content: center;
    margin-top: 20px;
}

.share-button {
    margin: 0 10px;
    font-size: 24px;
    color: #6f42c1;
    transition: color 0.3s;
}

.share-button:hover {
    color: #59329e;
}

.feedback-form {
    margin-top: 30px;
}

.feedback-form h3 {
    text-align: center;
    color: #6f42c1;
    margin-bottom: 20px;
}

.feedback-form .form-group {
    margin-bottom: 15px;
}

.feedback-form .form-group label {
    font-size: 16px;
    color: #6f42c1;
}

.feedback-form .form-group input,
.feedback-form .form-group textarea {
    width: 100%;
    padding: 10px;
    border: 1px solid #ccc;
    border-radius: 5px;
    font-size: 16px;
    color: #ffffff; /* Light text color */
    transition: all 0.3s ease;
}

.feedback-form .form-group input:focus,
.feedback-form .form-group textarea:focus {
    border-color: #6f42c1;
    outline: none;
}

.feedback-form button {
    width: 100%;
    padding: 10px;
    font-size: 18px;
    border-radius: 5px;
    background: #6f42c1;
    color: #fff;
    border: none;
    transition: background 0.3s, transform 0.2s;
}

.feedback-form button:hover {
    background: #59329e;
    transform: scale(1.05);
}

img, video {
    max-width: 100%;
    height: auto;
}

@media (max-width: 768px) {
    .container {
        padding: 15px;
    }

    .card {
        margin-bottom: 20px;
    }

    .card-header, .card-body {
        padding: 15px;
    }

    .card-title {
        font-size: 1.25rem;
    }

    .form-check-label {
        font-size: 1rem;
    }

    .auth-container {
        padding: 20px;
        margin-top: 20px;
    }

    .auth-header h2 {
        font-size: 1.5rem;
    }

    .auth-btn {
        font-size: 1rem;
    }

    .question-number {
        width: 40px;
        height: 40px;
        line-height: 40px;
        font-size: 1rem;
    }

    .logo {
        font-size: 2rem;
    }
}

@media (max-width: 576px) {
    .container {
        padding: 10px;
    }

    .card-header, .card-body {
        padding: 10px;
    }

    .card-title {
        font-size: 1.125rem;
    }

    .form-check-label {
        font-size: 0.875rem;
    }

    .auth-header h2 {
        font-size: 1.25rem;
    }

    .auth-btn {
        font-size: 0.875rem;
        padding: 8px;
    }

    .question-number {
        width: 35px;
        height: 35px;
        line-height: 35px;
        font-size: 0.875rem;
    }

    .logo {
        font-size: 1.75rem;
    }
}

.header-logo {
    font-size: 100px; /* Increased size */
    color: yellow; /* Changed color to yellow */
    font-family: 'Dancing Script', cursive;
    text-shadow: 0 0 10px rgba(255, 255, 0, 0.7);
    animation: logoAnimation 2s infinite;
}

@keyframes logoAnimation {
    0%, 100% {
        transform: scale(1);
    }
    50% {
        transform: scale(1.1);
    }
}

body.quiz-time .header-logo,
body.quiz-time .footer {
    display: none;
}

.difficulty-chooser {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    background-color: rgba(30, 30, 30, 0.8); /* Adjusted opacity */
    color: #ffffff;
    text-align: center;
    padding: 20px;
    border-radius: 10px;
    box-shadow: 0 8px 32px rgba(255, 255, 255, 0.1);
    animation: fadeInUp 0.5s ease-in-out;
}

.difficulty-chooser h2 {
    font-size: 36px;
    margin-bottom: 20px;
}

.difficulty-chooser .btn {
    background: linear-gradient(135deg, #ff7e5f 0%, #feb47b 100%);
    border: none;
    padding: 15px 30px;
    font-size: 20px;
    border-radius: 5px;
    transition: background 0.3s, transform 0.2s;
    margin: 10px 0;
}

.difficulty-chooser .btn.easy {
    background: #28a745; /* Green */
}

.difficulty-chooser .btn.medium {
    background: #fd7e14; /* Orange */
}

.difficulty-chooser .btn.hard {
    background: #dc3545; /* Red */
}

.difficulty-chooser .btn:hover {
    background: linear-gradient(135deg, #ff6a4d 0%, #fd9a6e 100%);
    transform: scale(1.05);
}

.quiz-container {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    background: rgba(30, 30, 30, 0.9); /* Semi-transparent dark background */
    color: #fff;
    padding: 20px;
    margin: 0 auto;
    border-radius: 10px;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.1);
    animation: fadeInUp 0.5s ease-in-out;
}

.quiz-card {
    background-color: rgba(30, 30, 30, 0.8); /* Semi-transparent dark background */
    color: #ffffff;
    border-radius: 20px;
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.15);
    transition: transform 0.3s, box-shadow 0.3s;
    max-width: 800px;
    width: 100%;
    padding: 20px;
    margin: 20px auto;
    animation: fadeInUp 0.5s ease-in-out;
}

.quiz-card-header {
    background: #6f42c1;
    color: #fff;
    border-radius: 20px 20px 0 0;
    padding: 20px;
    text-align: center;
    animation: fadeInDown 0.5s ease-in-out;
}

.quiz-card-body {
    padding: 20px;
    animation: fadeIn 0.5s ease-in-out;
}

.animated-question {
    animation: slideIn 0.5s ease-in-out;
}

.animated-option {
    animation: fadeIn 0.5s ease-in-out;
}

.animated-submit {
    animation: bounceIn 0.5s ease-in-out;
}

@keyframes slideIn {
    from {
        transform: translateX(-100%);
        opacity: 0;
    }
    to {
        transform: translateX(0);
        opacity: 1;
    }
}

@keyframes fadeIn {
    from {
        opacity: 0;
    }
    to {
        opacity: 1;
    }
}

@keyframes bounceIn {
    from {
        transform: scale(0.5);
        opacity: 0;
    }
    to {
        transform: scale(1);
        opacity: 1;
    }
}

.form-check {
    position: relative;
    margin-bottom: 20px;
    padding-left: 10px;
    cursor: pointer;
    user-select: none;
    transition: all 0.3s ease, box-shadow 0.3s ease;
    border: 2px solid transparent;
    border-radius: 5px;
}

.form-check:hover {
    transform: scale(1.05);
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.1);
    border-color: #6f42c1;
}

.form-check-input {
    position: absolute;
    left: 0;
    top: 0;
    width: 25px;
    height: 25px;
    cursor: pointer;
    opacity: 0;
    z-index: 1;
}

.form-check-label {
    font-size: 18px;
    margin-bottom: 15px;
    transition: background-color 0.3s ease, color 0.3s ease, box-shadow 0.3s ease;
    padding: 10px 15px;
    display: block;
    background-color: rgba(30, 30, 30, 0.8);
    border-radius: 5px;
}

.form-check-input:checked + .form-check-label {
    background-color: #6f42c1;
    color: #ffffff;
    box-shadow: 0 0 10px rgba(111, 66, 193, 0.5);
}

/* Add new animation for quiz options */
@keyframes optionFadeIn {
    from {
        opacity: 0;
        transform: translateY(10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.animated-option {
    animation: optionFadeIn 0.5s ease-in-out;
}

/* Add new hover effect */
.form-check-label:hover {
    background-color: #6f42c1;
    color: #ffffff;
    box-shadow: 0 0 10px rgba(111, 66, 193, 0.5);
}

.quiz-container {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    background: transparent; /* Changed from linear-gradient */
    color: #fff;
    padding: 0; /* Further reduced padding */
    margin: 0 auto; /* Further reduced margin */
    border-radius: 10px;
    box-shadow: 0 8px 32px rgba(255, 255, 255, 0.1);
    animation: fadeInUp 0.5s ease-in-out;
}

.quiz-card {
    background-color: rgba(30, 30, 30, 0.8); /* Changed from solid color to semi-transparent */
    color: #ffffff;
    border-radius: 20px;
    box-shadow: 0 8px 20px rgba(255, 255, 255, 0.15);
    transition: transform 0.3s, box-shadow 0.3s;
    max-width: 800px;
    width: 100%;
    padding: 10px; /* Reduced padding */
    margin: 10px auto; /* Reduced margin */
    animation: fadeInUp 0.5s ease-in-out;
}

.quiz-card-header {
    background: #6f42c1;
    color: #fff;
    border-radius: 20px 20px 0 0;
    padding: 20px;
    text-align: center;
    animation: fadeInDown 0.5s ease-in-out;
}

.quiz-card-body {
    padding: 10px; /* Reduced padding */
    animation: fadeIn 0.5s ease-in-out;
}

.animated-question {
    animation: slideIn 0.5s ease-in-out;
}

.animated-option {
    animation: fadeIn 0.5s ease-in-out;
}

.animated-submit {
    animation: bounceIn 0.5s ease-in-out;
}

@keyframes slideIn {
    from {
        transform: translateX(-100%);
        opacity: 0;
    }
    to {
        transform: translateX(0);
        opacity: 1;
    }
}

@keyframes fadeIn {
    from {
        opacity: 0;
    }
    to {
        opacity: 1;
    }
}

@keyframes bounceIn {
    from {
        transform: scale(0.5);
        opacity: 0;
    }
    to {
        transform: scale(1);
        opacity: 1;
    }
}

.difficulty-chooser {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    background: var(--background-color);
    color: var(--text-color);
    text-align: center;
    padding: 20px;
    border-radius: 10px;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.1);
    animation: fadeInUp 0.5s ease-in-out;
}

/* Style Difficulty Buttons */
.difficulty-chooser .btn {
    width: 200px;
    padding: 15px 0;
    margin: 10px 0;
    font-size: 20px;
    border: none;
    border-radius: 5px;
    color: #fff;
    cursor: pointer;
    transition: background 0.3s, transform 0.2s;
}

.difficulty-chooser .btn.easy {
    background: #28a745; /* Green */
}

.difficulty-chooser .btn.medium {
    background: #fd7e14; /* Orange */
}

.difficulty-chooser .btn.hard {
    background: #dc3545; /* Red */
}

.difficulty-chooser .btn:hover {
    transform: scale(1.05);
}

body.quiz-time .theme-toggle {
    display: none;
}

.lifelines {
    display: flex;
    justify-content: center;
    margin-bottom: 20px;
}

.lifeline {
    margin: 0 10px;
    cursor: pointer;
    font-size: 20px;
    color: #6f42c1;
    transition: color 0.3s;
}

.lifeline.disabled {
    color: #ccc;
    pointer-events: none;
}

.lifeline:hover {
    color: #59329e;
}

/* Add animations */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Style for community section */
.community-section {
    display: none;
}

.timer-container {
    position: relative;
    width: 120px; /* Increased size for better visibility */
    height: 120px;
    margin: 20px auto;
    overflow: visible; /* Ensure the circle is not cut off */
}

.timer-svg {
    transform: rotate(-90deg);
    width: 100%;
    height: 100%;
    overflow: visible; /* Ensure the circle is not cut off */
}

.timer-circle-background {
    fill: none;
    stroke: #333;
    stroke-width: 10;
    border-radius: 50%;
    animation: dash 1.5s ease-in-out forwards;
}

@keyframes dash {
    0% {
        stroke-dasharray: 0, 340;
    }
    100% {
        stroke-dasharray: 340, 0;
    }
}

.timer-circle-progress {
    fill: none;
    stroke: url(#gradient);
    stroke-width: 10;
    stroke-linecap: round;
    transition: stroke-dashoffset 1s linear, stroke 0.5s ease-in-out;
    filter: drop-shadow(0 0 10px rgba(111, 66, 193, 0.8));
}

.timer-text {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    font-size: 24px;
    font-weight: bold;
    color: #ffffff;
    text-shadow: 0 0 5px rgba(0, 0, 0, 0.7);
    animation: bounce 1s infinite;
}

@keyframes bounce {
    0%, 100% {
        transform: translate(-50%, -50%) scale(1);
    }
    50% {
        transform: translate(-50%, -50%) scale(1.2);
    }
}

/* Gradient Color Transition Based on Time Left */
.timer-circle-progress.time-low {
    stroke: #dc3545; /* Red when time is low */
}

.timer-circle-progress.time-medium {
    stroke: #ffc107; /* Yellow when time is medium */
}

.timer-circle-progress.time-high {
    stroke: url(#gradient); /* Default gradient */
}

/* Pulsating Animation for Timer Text */
@keyframes pulse {
    0% {
        transform: translate(-50%, -50%) scale(1);
        opacity: 1;
    }
    50% {
        transform: translate(-50%, -50%) scale(1.1);
        opacity: 0.7;
    }
    100% {
        transform: translate(-50%, -50%) scale(1);
        opacity: 1;
    }
}

/* Responsive Adjustments for Timer */
@media (max-width: 768px) {
    .timer-container {
        width: 100px;
        height: 100px;
    }

    .timer-text {
        font-size: 1.2rem;
    }
}

@media (max-width: 576px) {
    .timer-container {
        width: 80px;
        height: 80px;
    }

    .timer-text {
        font-size: 1rem;
    }
}

/* Define the gradient for the timer progress */
.timer-svg defs #gradient {
    stop {
        stop-color: #6f42c1;
    }
    stop {
        offset: 1;
        stop-color: #0d6efd;
    }
}

/* ...existing code... */

/* Enhance Existing Media Queries */

/* Larger devices (tablets) */
@media (max-width: 992px) {
    .container {
        max-width: 750px;
    }
    
    .card-title {
        font-size: 1.5rem;
    }
    
    .quiz-card-body h4 {
        font-size: 1.5rem;
    }
    
    .timer-container {
        width: 100px;
        height: 100px;
    }
    
    .timer-text {
        font-size: 1.2rem;
    }
    
    .logo {
        font-size: 2.5rem;
    }
}

/* Small devices (small tablets and large phones) */
@media (max-width: 768px) {
    .container {
        padding: 15px;
    }
    
    .card-title {
        font-size: 1.25rem;
    }
    
    .quiz-card-body h4 {
        font-size: 1.25rem;
    }
    
    .timer-container {
        width: 80px;
        height: 80px;
    }
    
    .timer-text {
        font-size: 1rem;
    }
    
    .logo {
        font-size: 2rem;
    }
    
    /* Stack difficulty chooser buttons vertically */
    .difficulty-chooser .btn {
        width: 100%;
        margin: 5px 0;
    }
}

/* Extra small devices (phones) */
@media (max-width: 576px) {
    .container {
        padding: 10px;
    }
    
    .card-title {
        font-size: 1rem;
    }
    
    .quiz-card-body h4 {
        font-size: 1rem;
    }
    
    .timer-container {
        width: 60px;
        height: 60px;
    }
    
    .timer-text {
        font-size: 0.875rem;
    }
    
    .logo {
        font-size: 1.5rem;
    }
    
    /* Adjust buttons in difficulty chooser */
    .difficulty-chooser .btn {
        font-size: 1rem;
        padding: 10px 0;
    }
}

/* Ensure images are responsive */
img, .timer-svg {
    max-width: 100%;
    height: auto;
}

/* Flexible Layouts using Flexbox */
.quiz-container, .difficulty-chooser, .community-section {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
}

/* Ensure ProgressBar adapts to container width */
.custom-progress {
    width: 100%;
}

/* ...existing code... */

/* Ensure logo is visible on all screen sizes */
.logo-container {
    display: flex;
    justify-content: center;
    align-items: center;
    /* ...existing styles... */
}

/* Ensure Difficulty Chooser is visible on all screen sizes */
.difficulty-chooser {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    /* ...existing styles... */
}

@media (max-width: 768px) {
    /* ...existing responsive styles... */

    /* Ensure logo and difficulty chooser are visible */
    .logo-container,
    .difficulty-chooser {
        display: flex;
    }

    /* ...existing responsive styles... */
}


body.quiz-time {
    overflow: hidden; /* Prevent scrolling */
}

.quiz-container {
    height: 100vh;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    overflow: hidden; /* Prevent internal scrolling */
}

/* ...existing code... */

body.night-mode {
    background-color: rgba(18, 18, 18, 0.8); /* Translucent dark background */
}

body.light-mode {
    background-color: rgba(255, 255, 255, 0.8); /* Translucent light background */
}

.form-check {
    position: relative;
    margin-bottom: 10px; /* Reduced margin */
    padding-left: 10px; /* Further reduced padding */
    cursor: pointer;
    user-select: none;
    transition: all 0.3s ease, box-shadow 0.3s ease;
    border: 2px solid transparent; /* Add border for hover effect */
    border-radius: 5px; /* Add border radius */
}

.form-check:hover {
    transform: scale(1.05);
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.1);
    border-color: #6f42c1; /* Change border color on hover */
}

.form-check-input {
    position: absolute;
    left: 0;
    top: 0;
    width: 25px;
    height: 25px;
    cursor: pointer;
    opacity: 0;
    z-index: 1;
}

.form-check-label {
    font-size: 18px;
    margin-bottom: 15px;
    transition: background-color 0.3s ease, color 0.3s ease, box-shadow 0.3s ease;
    padding: 10px 15px; /* Adjust padding */
    display: block; /* Ensure label takes full width */
    background-color: rgba(30, 30, 30, 0.8); /* Add background color */
    border-radius: 5px; /* Add border radius */
}

.form-check-input:checked + .form-check-label {
    background-color: #6f42c1;
    color: #ffffff;
    box-shadow: 0 0 10px rgba(111, 66, 193, 0.5);
}

.form-check-input {
    /* Remove default appearance */
    -webkit-appearance: none;
    -moz-appearance: none;
    appearance: none;
    
    /* Optional: Customize the radio button appearance */
    width: 20px;
    height: 20px;
    border: 2px solid #6f42c1;
    border-radius: 50%;
    position: relative;
    cursor: pointer;
}

.form-check-input:checked::before {
    content: "";
    position: absolute;
    top: 50%;
    left: 50%;
    width: 12px;
    height: 12px;
    background-color: #6f42c1;
    border-radius: 50%;
    transform: translate(-50%, -50%);
}

/* Add new animation for quiz options */
@keyframes optionFadeIn {
    from {
        opacity: 0;
        transform: translateY(10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.animated-option {
    animation: optionFadeIn 0.5s ease-in-out;
}

/* Add new hover effect */
.form-check-label:hover {
    background-color: #6f42c1;
    color: #ffffff;
    box-shadow: 0 0 10px rgba(111, 66, 193, 0.5);
}

/* ...existing code... */

/* Update styles for quiz options */
.form-check {
    position: relative;
    margin-bottom: 20px;
    padding-left: 10px; /* Further reduced padding */
    cursor: pointer;
    user-select: none;
    transition: all 0.3s ease, box-shadow 0.3s ease;
}

.form-check:hover {
    transform: scale(1.05);
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.1);
}

.form-check-input {
    position: absolute;
    left: 0;
    top: 0;
    width: 25px;
    height: 25px;
    cursor: pointer;
    opacity: 0;
    z-index: 1;
}

.form-check-label {
    font-size: 18px;
    margin-bottom: 15px;
    transition: background-color 0.3s ease, color 0.3s ease, box-shadow 0.3s ease;
    padding: 3px 5px; /* Further reduced padding */
}

.form-check-input:checked + .form-check-label {
    background-color: #6f42c1;
    color: #ffffff;
    box-shadow: 0 0 10px rgba(111, 66, 193, 0.5);
}

.form-check-input:checked + .form-check-label::before {
    content: none;
}

.form-check-input:checked::before {
    content: none;
}

@keyframes checkmark {
    0% {
        transform: scale(0);
    }
    100% {
        transform: scale(1);
    }
}

body.quiz-time .navbar,
body.level-selection .navbar {
    display: none;
}
.quiz-options {
    display: flex;
    flex-direction: column;
    gap: 2px; /* Further reduced spacing between options */
}

.btn-primary.mt-3 {
    margin-top: 10px; /* Reduced margin */
}

.difficulty-option {
    display: flex;
    align-items: center;
    margin-bottom: 10px;
}

.difficulty-time {
    margin-left: 10px;
    font-size: 16px;
    color: #ffffff;
}

.feedback-message {
    text-align: center;
    color: #fff;
    margin-bottom: 20px;
}

.feedback-message h3 {
    font-size: 24px;
    margin-bottom: 10px;
}

.feedback-message p {
    font-size: 18px;
    margin-bottom: 10px;
}

.btn-primary.mt-3 {
    margin-top: 20px;
    background: linear-gradient(135deg, #6f42c1 0%, #0d6efd 100%);
    border: none;
    box-shadow: 0 4px 15px rgba(255, 255, 255, 0.2);
    transition: background 0.4s, transform 0.2s;
}

.btn-primary.mt-3:hover {
    background: linear-gradient(135deg, #59329e 0%, #0b5ed7 100%);
    transform: scale(1.05);
    box-shadow: 0 8px 15px rgba(0, 0, 0, 0.2);
}

/* ...existing code... */

.quiz-finished {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    background: rgba(30, 30, 30, 0.9); /* Semi-transparent dark background */
    color: #ffffff;
    padding: 40px;
    margin: 20px auto;
    border-radius: 10px;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.1);
    animation: fadeInUp 0.5s ease-in-out;
    text-align: center;
}

.quiz-finished h2 {
    font-size: 36px;
    margin-bottom: 20px;
    color: #6f42c1;
    animation: bounceIn 1s ease-in-out;
}

.quiz-finished p {
    font-size: 24px;
    margin-bottom: 20px;
    animation: fadeIn 1s ease-in-out;
}

.quiz-finished button {
    background: linear-gradient(135deg, #6f42c1 0%, #0d6efd 100%);
    border: none;
    padding: 15px 30px;
    font-size: 20px;
    border-radius: 5px;
    color: #fff;
    cursor: pointer;
    transition: background 0.3s, transform 0.2s;
    margin-top: 20px;
    animation: fadeIn 1.5s ease-in-out;
}

.quiz-finished button:hover {
    background: linear-gradient(135deg, #59329e 0%, #0b5ed7 100%);
    transform: scale(1.05);
}

.incorrect-questions {
    margin-top: 20px;
    text-align: left;
    width: 100%;
    max-width: 800px;
    background: rgba(30, 30, 30, 0.8);
    padding: 20px;
    border-radius: 10px;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.1);
    animation: fadeIn 1.5s ease-in-out;
}

.incorrect-questions h3 {
    font-size: 28px;
    color: #dc3545;
    margin-bottom: 15px;
}

.incorrect-question {
    margin-bottom: 15px;
}

.incorrect-question p {
    font-size: 18px;
    margin: 5px 0;
}

/* ...existing code... */