:root {
      --primary-bg: rgba(22, 21, 29, 1);
      --secondary-bg: #2B2926;
      --accent-bg: #342D27;
      --primary-text: #FFFFFF;
      --accent-color: #FFA21B;
      --border-color: #444;
      --muted-text: #CCCCCC;
      --border-radius-lg: 56px;
      --border-radius-md: 46px;
      --border-radius-sm: 9px;
      --spacing-xs: 8px;
      --spacing-sm: 12px;
      --spacing-md: 20px;
      --spacing-lg: 40px;
    }
    * {
      margin: 0;
      padding: 0;
      box-sizing: border-box;
    }
    
    html {
      background-color: var(--primary-bg);
    }
    
    body {
      font-family: 'Plus Jakarta Sans', sans-serif;
      background-color: var(--primary-bg);
      color: var(--primary-text);
      line-height: 1.5;
      display: flex;
      flex-direction: column;
      min-height: 100vh;
    }
    a, button {
      transition: opacity 0.3s ease;
    }
    a:hover, button:hover {
      opacity: 0.8;
    }
    .top-header {
      background-color: var(--secondary-bg);
      padding: var(--spacing-sm) var(--spacing-lg);
    }
    .header-content {
      display: flex;
      justify-content: space-between;
      align-items: center;
      max-width: 1154px;
      margin: 0 auto;
      gap: var(--spacing-md);
    }
    .nav-section {
      display: flex;
      align-items: center;
      gap: var(--spacing-lg);
      flex: 1;
    }
    .logo-wrapper {
      width: 40px;
      height: 40px;
      background: var(--accent-color);
      border-radius: 50%;
    }
    .nav-links {
      display: flex;
      gap: var(--spacing-lg);
    }
    .nav-link {
      color: var(--primary-text);
      text-decoration: none;
      font-size: 14px;
      font-weight: 500;
    }
    .search-form {
      display: flex;
      align-items: center;
      background-color: var(--accent-bg);
      border-radius: var(--border-radius-lg);
      padding: var(--spacing-sm) var(--spacing-lg);
      flex: 1;
      max-width: 400px;
    }
    .search-input {
      background: transparent;
      border: none;
      color: var(--primary-text);
      font-size: 16px;
      width: 100%;
      outline: none;
      padding: var(--spacing-xs);
    }
    .search-button {
      background: transparent;
      border: none;
      cursor: pointer;
      padding: var(--spacing-xs);
      display: flex;
      align-items: center;
    }
    .search-button img {
      width: 24px;
      height: 24px;
    }
    .user-actions {
      display: flex;
      gap: var(--spacing-md);
    }
    .user-action-button {
      background: transparent;
      border: none;
      cursor: pointer;
      padding: var(--spacing-xs);
    }
    .user-action-button img {
      width: 32px;
      height: 32px;
    }
    .content-wrapper {
      display: flex;
      flex: 1;
    }
    .sidebar {
      background-color: var(--secondary-bg);
      width: 420px;
      padding: 20px;
      height: 100vh;
      overflow-y: auto;
      box-shadow: 2px 0 5px rgba(0, 0, 0, 0.5);
      border-top-right-radius: 10px;
      border-bottom-right-radius: 10px;
    }
    main {
      flex: 1;
      padding: var(--spacing-md);
      overflow: auto;
    }
    .section-header {
      background-color: var(--accent-color);
      color: var(--primary-text);
      font-size: 20px;
      font-weight: bold;
      padding: 10px 15px;
      border-radius: 6px;
      margin-bottom: 15px;
      text-align: center;
    }
    .section-title {
      font-size: 16px;
      font-weight: bold;
      color: var(--accent-color);
      margin-bottom: 10px;
      border-bottom: 1px solid var(--border-color);
      padding-bottom: 5px;
    }
    .category-options {
      display: flex;
      flex-wrap: wrap;
      gap: 12px;
      font-size: 14px;
      margin-top: 10px;
    }
    .category-options span {
      color: var(--muted-text);
      cursor: pointer;
      font-size: 15px;
    }
    .category-options span:hover {
      color: var(--accent-color);
    }
    .checkbox-container {
      margin-top: 10px;
    }
    .checkbox-container input {
      margin-right: 5px;
    }
    .browse-section {
      margin-top: 30px;
    }
    .filter-buttons {
      display: flex;
      flex-direction: column;
      gap: 15px;
    }
    .filter-button {
      background-color: var(--accent-bg);
      color: var(--primary-text);
      border: 1px solid var(--border-color);
      padding: 12px 15px;
      font-size: 15px;
      border-radius: 4px;
      cursor: pointer;
      position: relative;
    }
    .filter-button:hover {
      background-color: var(--accent-color);
      color: #16151D;
    }
    .dropdown {
      display: none;
      position: absolute;
      top: 100%;
      left: 0;
      background-color: var(--secondary-bg);
      border: 1px solid var(--border-color);
      width: 100%;
      z-index: 1;
    }
    .dropdown.active {
      display: block;
    }
    .dropdown-option {
      padding: 10px;
      font-size: 14px;
      cursor: pointer;
      color: var(--muted-text);
    }
    .dropdown-option:hover {
      background-color: var(--accent-color);
      color: #16151D;
    }
    .spaced-section {
      margin-bottom: 20px;
    }
    
    .genre-option.selected {
        color: var(--accent-color);
        border-radius: 4px;
    }
    
    .year-option.selected {
        color: var(--accent-color);
        border-radius: 4px;
    }
    
    .error-msg {
        display: flex;
        justify-content: center;
        margin-top: 50px;
    }
    
    .error-msg .img {
        width: 50%;
    }
    
    
    .chapter-item.read {
        background-color: #3a2f235e;
        color: #DC582A;
    }
    
    .bow-container {
        position: absolute;
        width: 80%;
        height: 4rem;
        overflow: hidden;
        border-top-left-radius: 8px;
        border-top-right-radius: 8px;
    }
    
    .bow {
        position: absolute;
        top: 3rem;
        left: -2rem;
        width: 8rem;
        transform: rotate(-35deg);
        transform-origin: 0 0;
        display: flex;
        justify-content: center;
        color: var(--accent-color);
        background-color: var(--border-color);
        padding: 0.25rem 0px;
    } 
    
    @media (max-width: 991px) {
      .header-content {
        flex-direction: column;
        gap: var(--spacing-sm);
      }
      .nav-section {
        flex-direction: column;
        width: 100%;
      }
      .search-form {
        max-width: 100%;
      }
      .nav-links {
        justify-content: center;
      }
      .user-actions {
        justify-content: center;
        width: 100%;
      }
      .content-wrapper {
        flex-direction: column;
      }
      .sidebar {
        width: 100%;
        height: auto;
        box-shadow: none;
      }
    }
    .visually-hidden {
      position: absolute;
      width: 1px;
      height: 1px;
      padding: 0;
      margin: -1px;
      overflow: hidden;
      clip: rect(0, 0, 0, 0);
      white-space: nowrap;
      border: 0;
    }
    .skip-link {
      position: absolute;
      top: -40px;
      left: 0;
      background: var(--accent-color);
      color: var(--primary-bg);
      padding: var(--spacing-xs);
      z-index: 100;
      transition: top 0.3s;
    }
    .skip-link:focus {
      top: 0;
    }
    footer {
      background-color: var(--secondary-bg);
      color: var(--primary-text);
      padding: var(--spacing-sm) var(--spacing-lg);
      text-align: center;
    }
    footer a {
      color: var(--primary-text);
      text-decoration: none;
      margin: 0 10px;
      font-size: 14px;
    }
    footer a:hover {
      text-decoration: underline;
    }
   
    
.series-container {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
  margin: 20px;
}
.series-box {
  background: var(--accent-bg);
  border: 1px solid var(--border-color);
  border-radius: var(--border-radius-sm);
  padding: 20px;
  min-height: 320px;
  box-sizing: border-box;
  position: relative;
}
.series-thumbnail {
  background: var(--primary-text);
  color: var(--primary-bg);
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 10px;
  font-weight: bold;
}
.series-description {
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
  text-overflow: ellipsis;
  max-height: 4.5em;
}
.read-more {
  color: var(--accent-color);
  cursor: pointer;
  font-weight: 500;
}
.bookmark {
  position: absolute;
  bottom: 10px;
  right: 10px;
  cursor: pointer;
  transition: color .3s;
  color: #ccc;
}
.bookmark.active {
  color: var(--accent-color);
}
@media (max-width: 991px) {
  .series-container {
    grid-template-columns: repeat(2, 1fr);
  }
  .series-box {
    min-height: 420px;
  }
  .series-thumbnail {
    height: fit-content;
  }
}
.dialog-overlay {
  position: fixed;
  top: 0; left: 0;
  width: 100%; height: 100%;
  background: rgba(0,0,0,0.8);
  display: none;
  align-items: center;
  justify-content: center;
  z-index: 9999;
}
.dialog-overlay.active {
  display: flex;
}
.dialog-box {
  background-color: var(--secondary-bg);
  padding: 20px;
  border-radius: 10px;
  max-width: 500px;
  width: 90%;
  text-align: left;
}
.dialog-box button {
  margin-top: 20px;
  background: var(--accent-color);
  border: none;
  color: var(--primary-bg);
  padding: 10px 20px;
  cursor: pointer;
  border-radius: var(--border-radius-sm);
  font-weight: 600;
}
.bookmark-icon {
  width: 24px;
  height: 24px;
  display: block;
  stroke: currentColor;
}

.bookmark-icon.active {
  fill: #ffa21b;
}

.icon-btn.active svg {
  fill: #ffa21b;
}