styles.css

/* styles.css */
:root {
  /* Dark Mode */
  --primary-gradient: linear-gradient(135deg, #6366f1 0%, #a855f7 100%);
  --secondary-gradient: linear-gradient(135deg, #f59e0b 0%, #ef4444 100%);
  --primary-color: #6366f1;
  --secondary-color: #a855f7;
  --accent-color: #f59e0b;
  --background-color: #0f172a;
  --text-color: #f8fafc;
  --card-bg: rgba(255, 255, 255, 0.1);
  --option-bg: rgba(255, 255, 255, 0.05);
  --option-hover-bg: rgba(255, 255, 255, 0.1);
  --correct-color: #22c55e;
  --incorrect-color: #ef4444;

  /* Light Mode */
  --light-background-color: #f0f4f8;
  --light-text-color: #2d3748;
  --light-card-bg: #ffffff;
  --light-option-bg: #e2e8f0;
  --light-option-hover-bg: #cbd5e0;
  --light-accent-color: #4299e1;
}

body {
  font-family: 'Inter', sans-serif;
  margin: 0;
  padding: 0;
  background-color: var(--background-color);
  color: var(--text-color);
  transition: background-color 0.3s ease;
  overflow-x: hidden;
  text-align: center;
}

body.light-mode {
  --background-color: var(--light-background-color);
  --text-color: var(--light-text-color);
  --card-bg: var(--light-card-bg);
  --option-bg: var(--light-option-bg);
  --option-hover-bg: var(--light-option-hover-bg);
}

h1, h2, h3, h4, h5, h6 {
  font-family: 'Poppins', sans-serif;
  font-weight: 600;
}

.container {
  max-width: 100%;
  margin: 0 auto;
  padding: 10px;
  display: inline-block;
  text-align: left;
  box-sizing: border-box;
  width: 100%;
}

.top-right-controls {
  position: fixed;
  top: 10px;
  left: 20px;
  display: flex;
  gap: 10px;
  z-index: 1000;
}

.icon-button {
  background: var(--card-bg);
  border: none;
  color: var(--text-color);
  padding: 10px;
  border-radius: 50%;
  cursor: pointer;
  transition: all 0.2s ease;
}

.icon-button:hover {
  background: var(--option-hover-bg);
  transform: scale(1.1);
}

.nav-links {
  display: flex;
  justify-content: center;
  gap: 20px;
  margin: 40px 0;
}

.nav-links a {
  color: var(--text-color);
  text-decoration: none;
  padding: 8px 16px;
  border-radius: 8px;
  transition: all 0.2s ease;
  background: var(--card-bg);
}

.nav-links a:hover {
  background: var(--option-hover-bg);
  transform: translateY(-2px);
}

.quiz-container {
  background: var(--card-bg);
  border-radius: 20px;
  padding: 15px;
  margin: 10px auto;
  max-width: 100%;
  width: 95%;
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.1);
  border: 1px solid rgba(255, 255, 255, 0.1);
  transition: transform 0.2s ease;
  box-sizing: border-box;
}

.welcome-gif-container, .completion-gif-container {
  text-align: center;
  margin-bottom: 20px;
}

.welcome-gif, .completion-gif {
  max-width: 200px;
  border-radius: 50%;
}

h1, h2 {
  text-align: center;
  color: var(--text-color);
  margin-bottom: 30px;
}

input[type="text"] {
  width: 100%;
  padding: 12px;
  margin-bottom: 20px;
  border: 2px solid var(--card-bg);
  border-radius: 8px;
  background-color: var(--background-color);
  color: var(--text-color);
  font-size: 16px;
  transition: all 0.2s ease}
  input[type="text"] {
    width: 100%;
    padding: 12px;
    margin-bottom: 20px;
    border: 2px solid var(--card-bg);
    border-radius: 8px;
    background-color: var(--background-color);
    color: var(--text-color);
    font-size: 16px;
    transition: all 0.2s ease;
    outline: none;
    border-color: var(--primary-color);
  }
  
  button {
    background: var(--primary-gradient);
    color: white;
    border: none;
    padding: 12px 24px;
    border-radius: 8px;
    font-family: 'Poppins', sans-serif;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.2s ease;
    user-select: none;
    -webkit-tap-highlight-color: transparent;
  }
  
  button:hover {
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(99, 102, 241, 0.4);
  }
  
  button:active {
    transform: translateY(0);
  }
  
  .category-section {
    display: block;
  }
  
  .category-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: 1rem;
    justify-content: center;
  }
  
  .category-card {
    background: var(--card-bg);
    border-radius: 12px;
    padding: 1rem;
    text-align: center;
    transition: all 0.3s ease;
    cursor: pointer;
    display: block;
  }
  
  
  .category-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
  }
  
  @media (min-width: 1024px) {
    .category-grid {
      gap: 0.5rem; /* Decrease gap between category cards on bigger screens */
    }
  }
  .category-card img {
    width: 100%;
    height: 150px;
    object-fit: cover;
    border-radius: 8px;
    margin-bottom: 10px;
    display: block;
  }
  @media (min-width: 1024px) {
    .category-grid {
      gap: 0.2rem; /* Further decreased gap between category cards on bigger screens */
    }
  }
  #questionContainer {
    text-align: center;
    width: 95%;
    margin: 10px auto;
    overflow-x: hidden;
  }
  
  #questionContainer ul {
    list-style-type: none;
    padding: 0;
    margin: 20px auto;
    max-width: 600px;
  }
  
  #questionContainer li {
    margin-bottom: 12px;
  }
  
  .option-button {
    background: var(--option-bg);
    border: 2px solid transparent;
    width: 100%;
    text-align: left;
    padding: 12px;
    border-radius: 8px;
    font-size: 14px;
    transition: all 0.2s ease;
    position: relative;
    cursor: pointer;
    color: var(--text-color); /* Ensure text color is always visible */
  }
  
  .option-button:hover {
    background: var(--option-hover-bg);
    transform: translateX(4px);
  }
  
  .option-button.correct {
    background: rgba(34, 197, 94, 0.2);
    border-color: var(--correct-color);
    color: var(--correct-color);
    pointer-events: none;
  }
  
  .option-button.incorrect {
    background: rgba(239, 68, 68, 0.2);
    border-color: var(--incorrect-color);
    color: var(--incorrect-color);
    pointer-events: none;
  }
  
  .progress-bar {
    width: 100%;
    height: 6px;
    background: var(--option-bg);
    border-radius: 3px;
    margin: 1rem 0;
    overflow: hidden;
  }
  
  .progress {
    height: 100%;
    background: var(--primary-gradient);
    border-radius: 3px;
    transition: width 0.3s ease;
  }
  
  #customAlert {
    position: fixed;
    top: 10px;
    left: 50%;
    transform: translateX(-50%);
    background: var(--primary-gradient);
    color: white;
    padding: 12px 24px;
    border-radius: 8px;
    z-index: 1000;
    display: none;
    transition: opacity 0.3s ease;
  }
  
  #customAlert.show {
    display: block;
    opacity: 1;
  }
  
  .feedback-message {
    margin-top: 16px;
    padding: 12px;
    border-radius: 8px;
    text-align: center;
    font-weight: 500;
    opacity: 0;
    transition: opacity 0.2s ease;
  }
  
  .feedback-message.show {
    opacity: 1;
  }
  
  .hidden {
    display: none !important;
  }
  
  #leaderboardList {
    display: flex;
    flex-direction: column;
    gap: 8px;
    margin-top: 20px;
  }
  
  .leaderboard-entry {
    display: flex;
    justify-content: space-between;
    align-items: center;
    width: 80%; /* Make it smaller to center it */
    margin: 20px auto; /* Add margin to center it */
    padding: 12px 16px;
    background: var(--option-bg);
    border-radius: 8px;
    transition: transform 0.2s ease;
  }
  .leaderboard-entry:hover {
    transform: translateX(4px);
    background: var(--option-hover-bg);
  }
  
  .xp-bar {
    width: 100%;
    height: 10px;
    background: var(--option-bg);
    border-radius: 5px;
    overflow: hidden;
    margin-top: 10px;
  }
  
  .xp-progress {
    height: 100%;
    background: var(--primary-gradient);
    transition: width 0.3s ease;
  }
  
  .confirm-dialog {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.5);
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 1000;
  }
  
  .confirm-dialog-content {
    background: var(--background-color);
    padding: 20px;
    border-radius: 8px;
    text-align: center;
  }
  
  .button-group {
    display: flex;
    justify-content: center;
    gap: 10px;
    margin-top: 20px;
  }
  
  .category-header {
    text-align: center;
    font-size: 2rem;
    margin: 2rem 0 1rem;
    background: var(--primary-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    text-transform: uppercase;
    letter-spacing: 2px;
  }
  
  .category-card h3 {
    margin: 0;
    font-size: 1rem; /* Reduced from 1.2rem */
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
  }
  
  .footer {
    background: var(--card-bg);
    padding: 2rem 0;
    margin-top: 300px;
    text-align: center;
  }
  
  .footer-content {
    display: flex;
    justify-content: space-around;
    flex-wrap: wrap;
    max-width: 1200px;
    margin: 0 auto;
  }
  
  .footer-section {
    margin: 1rem;
  }
  
  .footer-section h3 {
    margin-bottom: 1rem;
  }
  
  .social-icons a {
    color: var(--text-color);
    font-size: 1.5rem;
    margin: 0 0.5rem;
    transition: color 0.3s ease;
  }
  
  .social-icons a:hover {
    color: var(--primary-color);
  }
  
  .footer-bottom {
    margin-top: 2rem;
    padding-top: 1rem;
    border-top: 1px solid var(--option-bg);
  }
  
  .avatar-selection {
    display: flex;
    justify-content: space-around;
    margin-bottom: 20px;
    flex-direction: column;
    align-items: center;
    gap: 20px;
  }
  @media (min-width: 768px) {
    .avatar-selection {
      flex-direction: row;
    }
  }
  
  /* Make next page open on top of the website */
  body {
    scroll-behavior: smooth;
  }
  
  /* Add this style to the link that opens the next page */
  a {
    scroll-behavior: smooth;
  }
  .avatar {
    width: 120px;
    height: 120px;
    border-radius: 50%;
    cursor: pointer;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    opacity: 1; /* Ensure avatars are always visible */
}
.chosen {
  opacity: 1; /* Fully visible for chosen avatar */
}

.not-chosen {
  opacity: 0.5; /* Dimmed for not chosen avatars */
}
  
.avatar:hover, .avatar.chosen {
  transform: scale(1.1);
  box-shadow: 0 0 20px rgba(99, 102, 241, 0.6);
}

.avatar.not-chosen {
  opacity: 0.5;
}
  
  .leaderboard-avatar {
    width: 30px;
    height: 30px;
    border-radius: 50%;
    margin-left: 10px;
    vertical-align: middle;
  }
  
  .selected-avatar {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    margin: 20px auto;
    display: block;
  }
  
  .category-card {
    position: relative;
    overflow: hidden;
    transition: all 0.3s ease;
  }
  
  .category-card:hover {
    transform: translateY(-10px) scale(1.05);
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.2);
  }
  
  .category-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: var(--primary-gradient);
    opacity: 0;
    transition: opacity 0.3s ease;
    border-radius: 12px;
  }
  
  .category-card:hover::before {
    opacity: 0.2;
  }
  
  .category-card img, .category-card h3 {
    position: relative;
    z-index: 1;
  }
  
  .category-card img {
    transition: transform 0.3s ease;
  }
  
  .category-card:hover img {
    transform: scale(1.1);
  }
  
  .hero-card {
    width: 100%;
    max-width: 280px;
    height: 360px;
    perspective: 1000px;
    margin: 0 auto 20px;
    transition: transform 0.4s ease, box-shadow 0.4s ease;
  }
  
  .hero-card-inner {
    width: 100%;
    height: 100%;
    transition: transform 0.6s ease-in-out;
    transform-style: preserve-3d;
    cursor: pointer;
    position: relative;
    border-radius: 12px;
    box-shadow: 0 6px 16px rgba(0, 0, 0, 0.1); /* Light shadow */
  }
  
  .hero-card:hover {
    transform: translateY(-10px); /* Slight lift on hover */
    box-shadow: 0 12px 24px rgba(0, 0, 0, 0.2); /* Stronger shadow on hover */
  }
  
  .hero-card:hover .hero-card-inner {
    transform: rotateY(180deg); /* Flip on hover */
  }
  
  .hero-card-front, .hero-card-back {
    position: absolute;
    width: 100%;
    height: 100%;
    backface-visibility: hidden;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    box-sizing: border-box;
    overflow: hidden;
  }
  
  /* Front side with transparent background */
  .hero-card-front {
    background-color: rgba(0, 0, 0, 0.05); /* Subtle background overlay */
  }
  
  .hero-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
    border-radius: 12px; /* Match with rest of the site's rounded corners */
    filter: brightness(90%) contrast(95%) saturate(80%); /* Color match */
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1); /* Consistent shadow */
  }
  
  .hero-card:hover .hero-image {
    opacity: 1; /* Increase opacity slightly on hover */
  }
  
  /* Back side with semi-transparent background */
  .hero-card-back {
    background-color: rgba(0, 0, 0, 0.5); /* Semi-transparent dark background */
    transform: rotateY(180deg);
    color: white;
    padding: 15px;
    text-align: center;
    display: flex;
    flex-direction: column;
    justify-content: center;
  }
  
  .hero-card-back h2 {
    font-size: 1.5rem;
    margin-bottom: 10px;
    color: var(--light-accent-color); /* Accent color */
    opacity: 0;
    transform: translateY(10px);
    transition: opacity 0.4s ease, transform 0.4s ease;
  }
  
  .hero-card-back p {
    font-size: 1rem;
    line-height: 1.4;
    color: #f8fafc;
    max-width: 80%;
    opacity: 0;
    transform: translateY(10px);
    transition: opacity 0.4s ease 0.1s, transform 0.4s ease 0.1s;
  }
  
  /* Animation effect for back content on flip */
  .hero-card:hover .hero-card-back h2,
  .hero-card:hover .hero-card-back p {
    opacity: 1; /* Fade in text */
    transform: translateY(0); /* Move text up */
  }
  
  /* Hover effect for larger screens */
  @media(min-width: 768px) {
    .hero-card {
      max-width: 300px;
      height: 380px;
    }
  
    .hero-card-back h2 {
      font-size: 1.6rem;
    }
  
    .hero-card-back p {
      font-size: 1.1rem;
    }
  }
  
  @media(min-width: 1024px) {
    .hero-card {
      max-width: 320px;
      height: 400px;
    }
  
    .hero-card-back h2 {
      font-size: 1.8rem;
    }
  
    .hero-card-back p {
      font-size: 1.2rem;
    }
  }
  
  @keyframes fadeInOut {
    0%, 100% { opacity: 0; transform: translateY(-20px); }
    10%, 90% { opacity: 1; transform: translateY(0); }
  }
  
  @keyframes fadeIn {
    from { opacity: 0; transform: translateY(10px); }
    to { opacity: 1; transform: translateY(0); }
  }
  
  #loadingOverlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.5);
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 9999;
  }
  
  .spinner {
    width: 50px;
    height: 50px;
    border: 5px solid #f3f3f3;
    border-top: 5px solid var(--primary-color);
    border-radius: 50%;
    animation: spin 1s linear infinite;
  }
  
  @keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
  }
  
  @media (max-width: 768px) {
    #welcomeContainer {
      width: 90%;
      padding: 20px;
      margin: 20px auto;
    }
    #playerName {
      width: 80%;
      margin: 20px auto;
    }
  }
  
  @media (max-width: 768px) {
    .container {
      padding: 20px;
      margin: 20px auto;
    }
  }
  
  @media (max-width: 480px) {
    .container {
      padding: 10px;
      margin: 10px auto;
    }
  }
  
  #scoreContainer,
  #leaderboardContainer {
    width: 95%;
    margin: 10px auto;
    overflow-x: hidden;
  }





  /* Review answer section styles */
/* Review answer section styles */
/* Review answer section styles */
.review-item {
  margin-bottom: 20px;
  padding: 20px;
  border-radius: 10px;
  box-shadow: 0 0 10px rgba(0, 0, 0, 0.1);
}

.review-item.correct {
  background-color: var(--option-bg); /* Match with website color tone */
}

.review-item.incorrect {
  background-color: var(--option-bg); /* Match with website color tone */
}

.review-answer {
  margin-bottom: 10px;
  color: var(--text-color); /* Ensure text color is always visible */
}

.review-answer.correct {
  color: var(--primary-color); /* Match with website color tone */
}

.review-answer.incorrect {
  color: var(--secondary-color); /* Match with website color tone */
}

/* Dark mode styles for review section */
body.light-mode .review-answer {
  color: #2d3748; /* Dark text color for light mode */
}

body.light-mode .review-answer.correct {
  color: var(--primary-color); /* Match with website color tone */
}

body.light-mode .review-answer.incorrect {
  color: var(--secondary-color); /* Match with website color tone */
}




.footer {
  background-color: var(--background-color);
  color: var(--text-color);
  padding: 60px 0 20px;
  position: relative;
  overflow: hidden;
}

.footer::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: linear-gradient(90deg, var(--primary-color), var(--secondary-color));
  animation: gradientShift 5s infinite linear;
}

@keyframes gradientShift {
  0% { background-position: 0% 50%; }
  50% { background-position: 100% 50%; }
  100% { background-position: 0% 50%; }
}

.footer-content {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  align-items: flex-start;
}

.footer-section {
  flex: 1;
  margin: 20px;
  padding: 30px;
  background-color: var(--card-bg);
  border-radius: 15px;
  box-shadow: 0 10px 20px rgba(0, 0, 0, 0.1);
  transition: transform var(--animation-speed), box-shadow var(--animation-speed);
  min-width: 250px;
}

.footer-section:hover {
  transform: translateY(-5px);
  box-shadow: 0 15px 30px rgba(0, 0, 0, 0.2);
}

.footer-section h3 {
  margin-top: 0;
  font-weight: bold;
  font-size: 24px;
  color: var(--primary-color);
  position: relative;
  padding-bottom: 10px;
}

.footer-section h3::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 50px;
  height: 3px;
  background-color: var(--primary-color);
  transition: width var(--animation-speed);
}

.footer-section:hover h3::after {
  width: 100px;
}

.footer-section p, .footer-section a {
  font-size: 16px;
  line-height: 1.6;
  transition: color var(--animation-speed);
}

.footer-section a:hover {
  color: var(--primary-color);
}

.social-icons {
  margin-top: 20px;
  display: flex;
  justify-content: center;
}

.social-icons a {
  margin: 0 15px;
  font-size: 24px;
  color: var(--text-color);
  transition: transform var(--animation-speed), color var(--animation-speed);
}

.social-icons a:hover {
  color: var(--primary-color);
  transform: scale(1.2);
}

.footer-bottom {
  background-color: var(--card-bg);
  padding: 20px;
  margin-top: 40px;
  text-align: center;
}

.footer-bottom p {
  margin: 0;
  font-size: 14px;
  color: var(--text-color);
}

@media (max-width: 768px) {
  .footer {
      padding: 40px 10px 20px; /* Adjusted overall footer padding */
  }
  .footer-content {
      flex-direction: column;
      align-items: center;
      padding: 0;
  }
  .footer-section {
      margin: 10px 0;
      padding: 20px;
      width: 100%;
      max-width: 100%; /* Allow full width */
      box-sizing: border-box; /* Include padding in width calculation */
  }
  .footer-section h3 {
      text-align: center;
      font-size: 20px; /* Slightly smaller font for mobile */
  }
  .footer-section h3::after {
      left: 50%;
      transform: translateX(-50%);
  }
  .footer-section p {
      text-align: center;
      font-size: 14px; /* Slightly smaller font for mobile */
  }
  .social-icons {
      flex-wrap: wrap; /* Allow icons to wrap if needed */
  }
  .social-icons a {
      margin: 5px 10px; /* Adjusted margins for better spacing */
  }
}

/* Additional media query for very small devices */
@media (max-width: 320px) {
  .footer-section {
      padding: 15px 10px; /* Further reduced padding */
  }
  .footer-section h3 {
      font-size: 18px;
  }
  .footer-section p, .footer-section a {
      font-size: 13px;
  }
}
@keyframes wave {
  0% {
    transform: rotate(0deg);
  }
  100% {
    transform: rotate(360deg);
  }
}