/* General Styles */
body {
    font-family: Arial, sans-serif;
    margin: 0;
    padding: 0;
    transition: background-color 0.3s, color 0.3s;
  }
  
  .app {
    background: linear-gradient(135deg, #f5f7fa, #c3cfe2);
    min-height: 100vh;
    padding: 20px;
    transition: background-color 0.3s, color 0.3s;
  }
  
  .app.dark-mode {
    background: linear-gradient(135deg, #1e1e2f, #2a2a40);
    color: #fff;
  }
  
  /* Navbar Styles */
  nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 10px 20px;
    background: rgba(255, 255, 255, 0.9);
    backdrop-filter: blur(10px);
    border-radius: 10px;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    margin-bottom: 20px;
  }
  
  .app.dark-mode nav {
    background: rgba(0, 0, 0, 0.9);
    color: #fff;
}

  
  .logo img {
    height: 40px;
  }
  
  /* Search Bar and Filters */
  .filters-container {
    display: flex;
    align-items: center;
    gap: 10px;
    flex-wrap: wrap;
  }
  
  .search-bar {
    display: flex;
    align-items: center;
    gap: 10px;
    flex: 1;
  }
  
  .search-bar input {
    padding: 10px;
    font-size: 16px;
    border: 1px solid #ccc;
    border-radius: 5px;
    width: 100%;
    background: rgba(255, 255, 255, 0.9);
    transition: background-color 0.3s, border-color 0.3s;
  }
  
  .search-bar input.dark-mode {
    background: rgba(0, 0, 0, 0.9);
    border-color: #555;
    color: #fff;
  }
  
  .search-bar button {
    padding: 10px 20px;
    font-size: 16px;
    background-color: #ff0303;
    color: white;
    border: none;
    border-radius: 5px;
    cursor: pointer;
    transition: background-color 0.3s;
  }
  
  .search-bar button:hover {
    background-color: #ffcc00;
    color: #000;
  }
  
  .or-label {
    font-size: 18px;
    font-weight: bold;
    color: #555;
    margin: 0 10px;
  }
  
  .dark-mode .or-label {
    color: #ccc;
  }
  
  .filters {
    display: flex;
    flex-wrap: nowrap;
    align-items: center;
    gap: 10px;
    flex: 1;
  }
  
  .filters select,
  .filters button {
    padding: 10px;
    font-size: 16px;
    border: 1px solid #ccc;
    border-radius: 5px;
    background: rgba(255, 255, 255, 0.9);
    transition: background-color 0.3s, border-color 0.3s;
  }
  
#applyFilters {
    padding: 10px 20px;
    font-size: 16px;
    background-color: #ff0303;
    color: white;
    border: none;
    border-radius: 5px;
    cursor: pointer;
    transition: background-color 0.3s;
  }
  
  #applyFilters:hover{
    background-color: #ffcc00;
    color: #000
  }

  .dark-mode .filters select,
  .dark-mode .filters button {
    background: rgba(0, 0, 0, 0.9);
    border-color: #555;
    color: #fff;
  }
  
  /* Mode Toggle */
  .mode-toggle {
    background: none;
    border: none;
    font-size: 24px;
    cursor: pointer;
    color: #333;
    transition: color 0.3s;
    cursor: pointer;
  }
  
  .dark-mode .mode-toggle {
    color: #ffcc00;
  }
  
  /* Book Results */
  .book-results {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 20px;
    padding: 20px;
  }
  
  .book-card {
    background: rgba(255, 255, 255, 0.9);
    border-radius: 10px;
    padding: 15px;
    width: 200px;
    text-align: left;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    transition: background-color 0.3s, box-shadow 0.3s;
  }
  
  .dark-mode .book-card {
    background: rgba(0, 0, 0, 0.9);
    color: #fff;
  }
  
  .book-card img {
    width: 100%;
    border-radius: 5px;
  }
  
  .book-card h3 {
    font-size: 18px;
    margin: 10px 0;
  }
  
  .book-card p {
    font-size: 14px;
    color: #555;
  }
  
  .dark-mode .book-card p {
    color: #ccc;
  }
  
  .book-card a {
    display: inline-block;
    margin-top: 10px;
    color: #007bff;
    text-decoration: none;
  }
  
  .book-card a:hover {
    text-decoration: underline;
  }
  
  /* Load More Button */
  .load-more-button {
    margin: 20px auto;
    padding: 10px 20px;
    font-size: 16px;
    background-color: #007bff;
    color: white;
    border: none;
    border-radius: 5px;
    cursor: pointer;
    transition: background-color 0.3s;
  }
  
  .load-more-button:hover {
    background-color: #0056b3;
  }
  
  .dark-mode .load-more-button {
    background-color: #ffcc00;
    color: #000;
  }
  
  .dark-mode .load-more-button:hover {
    background-color: #e6b800;
  }
  
  button[disabled] {
    background-color: #ccc;
    cursor: not-allowed;
  }
  
  /* Mobile Responsiveness */
  @media (max-width: 768px) {
    nav {
      flex-direction: column;
      gap: 10px;
    }
  
    .filters-container {
      flex-direction: column;
      gap: 10px;
      width: 100%;
    }
  
    .search-bar {
      width: 100%;
    }
  
    .filters {
      width: 100%;
      flex-wrap: wrap;
    }
  
    .filters select,
    .filters button {
      width: 100%;
    }
  
    .or-label {
      display: none;
    }
  
    .book-card {
      width: 100%;
    }
  }