@media (max-width: 1200px) {
  .container {
    max-width: 960px;
  }

  .manga-grid {
    grid-template-columns: repeat(auto-fill, minmax(170px, 1fr));
    gap: 1.2rem;
  }

  .manga-detail {
    grid-template-columns: 250px 1fr;
    gap: 1.5rem;
  }
}

@media (max-width: 992px) {
  .container {
    max-width: 720px;
    padding: 0 15px;
  }

  .navbar .container {
    flex-wrap: wrap;
    gap: 1rem;
  }

  .logo {
    font-size: 1.5rem;
  }

  .search-bar {
    order: 3;
    max-width: 100%;
    width: 100%;
  }

  .nav-links {
    margin-left: auto;
  }

  .hero h1 {
    font-size: 2.5rem;
  }

  .hero p {
    font-size: 1rem;
  }

  .section-title {
    font-size: 1.5rem;
  }

  .manga-grid {
    grid-template-columns: repeat(auto-fill, minmax(160px, 1fr));
    gap: 1rem;
  }

  .manga-detail {
    grid-template-columns: 1fr;
  }

  .manga-detail-cover {
    max-width: 300px;
    margin: 0 auto;
  }

  .manga-detail-info h1 {
    font-size: 2rem;
  }

  .admin-sidebar {
    width: 220px;
  }

  .admin-content {
    margin-left: 220px;
  }

  .footer-content {
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 1.5rem;
  }
}

@media (max-width: 768px) {
  .container {
    max-width: 540px;
    padding: 0 12px;
  }

  .navbar {
    padding: 0.75rem 0;
  }

  .nav-links {
    gap: 1rem;
  }

  .nav-links a {
    font-size: 0.9rem;
  }

  .btn {
    padding: 0.5rem 1rem;
    font-size: 0.85rem;
  }

  .hero {
    padding: 2.5rem 0;
  }

  .hero h1 {
    font-size: 2rem;
  }

  .section-title {
    font-size: 1.3rem;
    margin: 1.5rem 0 1rem;
  }

  .manga-grid {
    grid-template-columns: repeat(auto-fill, minmax(140px, 1fr));
    gap: 0.8rem;
  }

  .manga-title {
    font-size: 0.9rem;
  }

  .manga-chapter {
    font-size: 0.7rem;
  }

  .manga-rating {
    font-size: 0.7rem;
    padding: 0.2rem 0.4rem;
  }

  .manga-badge {
    font-size: 0.6rem;
  }

  .manga-detail-info h1 {
    font-size: 1.5rem;
  }

  .manga-meta {
    gap: 0.8rem;
  }

  .meta-item {
    font-size: 0.85rem;
  }

  .description {
    font-size: 0.9rem;
  }

  .chapter-item {
    padding: 0.8rem 1rem;
    flex-wrap: wrap;
  }

  .chapter-title {
    width: 100%;
    margin-left: 0;
    margin-top: 0.3rem;
  }

  .chapter-date {
    font-size: 0.75rem;
  }

  .comments-section {
    padding: 1.5rem;
  }

  .form-container {
    margin: 2rem auto;
    padding: 1.5rem;
  }

  .favorites-grid {
    grid-template-columns: repeat(auto-fill, minmax(130px, 1fr));
    gap: 0.8rem;
  }

  .pagination {
    gap: 0.4rem;
  }

  .pagination a,
  .pagination span {
    padding: 0.4rem 0.8rem;
    font-size: 0.85rem;
  }

  .admin-sidebar {
    position: static;
    width: 100%;
    margin-bottom: 1rem;
  }

  .admin-content {
    margin-left: 0;
    padding: 1rem;
  }

  .admin-header {
    flex-direction: column;
    gap: 1rem;
    text-align: center;
  }

  .admin-stats {
    grid-template-columns: repeat(2, 1fr);
    gap: 0.8rem;
  }

  .stat-card {
    padding: 1rem;
  }

  .stat-number {
    font-size: 1.5rem;
  }

  .admin-table {
    overflow-x: auto;
  }

  .admin-table th,
  .admin-table td {
    padding: 0.75rem;
    font-size: 0.85rem;
  }

  .admin-actions {
    flex-direction: column;
    gap: 0.3rem;
  }

  .footer {
    padding: 2rem 0 1rem;
    margin-top: 2rem;
  }

  .footer-section h4 {
    font-size: 1rem;
  }

  .footer-section a {
    font-size: 0.85rem;
  }

  .footer-bottom {
    font-size: 0.75rem;
  }
}

@media (max-width: 576px) {
  .container {
    padding: 0 10px;
  }

  .logo {
    font-size: 1.3rem;
  }

  .nav-links {
    gap: 0.8rem;
  }

  .nav-links a {
    font-size: 0.8rem;
  }

  .btn {
    padding: 0.4rem 0.8rem;
    font-size: 0.8rem;
  }

  .hero h1 {
    font-size: 1.5rem;
  }

  .hero p {
    font-size: 0.85rem;
  }

  .section-title {
    font-size: 1.2rem;
  }

  .manga-grid {
    grid-template-columns: repeat(auto-fill, minmax(120px, 1fr));
    gap: 0.6rem;
  }

  .manga-info {
    padding: 0.6rem;
  }

  .manga-title {
    font-size: 0.8rem;
  }

  .manga-chapter {
    font-size: 0.65rem;
  }

  .manga-rating {
    font-size: 0.65rem;
    top: 5px;
    right: 5px;
  }

  .manga-badge {
    font-size: 0.55rem;
    bottom: 5px;
    left: 5px;
  }

  .manga-detail-cover {
    max-width: 250px;
  }

  .manga-detail-info h1 {
    font-size: 1.2rem;
  }

  .meta-item {
    font-size: 0.75rem;
  }

  .genre-tag {
    font-size: 0.7rem;
    padding: 0.2rem 0.6rem;
  }

  .chapter-number {
    font-size: 0.85rem;
  }

  .chapter-title {
    font-size: 0.85rem;
  }

  .form-container {
    margin: 1.5rem auto;
    padding: 1rem;
  }

  .form-group input,
  .form-group select,
  .form-group textarea {
    padding: 0.6rem;
    font-size: 0.9rem;
  }

  .favorites-grid {
    grid-template-columns: repeat(auto-fill, minmax(110px, 1fr));
    gap: 0.6rem;
  }

  .admin-stats {
    grid-template-columns: 1fr;
  }

  .batch-upload {
    padding: 1rem;
  }

  .image-preview {
    grid-template-columns: repeat(auto-fill, minmax(80px, 1fr));
  }

  .preview-item img {
    height: 80px;
  }

  .toast-notification {
    left: 20px;
    right: 20px;
    bottom: 20px;
    text-align: center;
  }
}

@media (max-width: 480px) {
  .navbar .container {
    flex-direction: column;
    align-items: stretch;
  }

  .nav-links {
    justify-content: center;
    margin-left: 0;
  }

  .search-bar {
    order: 2;
  }

  .hero {
    padding: 2rem 0;
  }

  .manga-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 0.8rem;
  }

  .manga-detail-cover {
    max-width: 200px;
  }

  .comments-section {
    padding: 1rem;
  }

  .comment-item {
    padding: 0.8rem;
  }

  .comment-user {
    font-size: 0.85rem;
  }

  .comment-text {
    font-size: 0.85rem;
  }

  .pagination {
    gap: 0.3rem;
  }

  .pagination a,
  .pagination span {
    padding: 0.3rem 0.6rem;
    font-size: 0.75rem;
  }

  .admin-header h1 {
    font-size: 1.3rem;
  }

  .footer-content {
    grid-template-columns: 1fr;
    text-align: center;
  }
}

@media (min-width: 1400px) {
  .container {
    max-width: 1320px;
  }

  .manga-grid {
    grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
    gap: 1.8rem;
  }

  .manga-title {
    font-size: 1.1rem;
  }
}

@media (hover: none) and (pointer: coarse) {
  .btn,
  .manga-card,
  .chapter-item,
  .nav-links a {
    cursor: pointer;
    -webkit-tap-highlight-color: transparent;
  }

  .btn:active {
    transform: scale(0.97);
  }

  .manga-card:active {
    transform: scale(0.98);
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}

@media print {
  .navbar,
  .footer,
  .reader-controls-bar,
  .page-navigation,
  .view-tools,
  .comments-section,
  .toggle-chapter-list,
  .chapter-selector,
  .keyboard-hint {
    display: none !important;
  }

  .reader-wrapper {
    background: white;
  }

  .image-viewer img {
    max-width: 100%;
    page-break-inside: avoid;
  }

  .viewer-container {
    padding: 0;
  }
}

@supports (display: grid) {
  @media (max-width: 768px) {
    .manga-grid {
      gap: 0.8rem;
    }
  }
}

@supports not (display: grid) {
  .manga-grid {
    display: flex;
    flex-wrap: wrap;
    margin: -0.5rem;
  }

  .manga-card {
    flex: 0 0 calc(20% - 1rem);
    margin: 0.5rem;
  }

  @media (max-width: 992px) {
    .manga-card {
      flex: 0 0 calc(25% - 1rem);
    }
  }

  @media (max-width: 768px) {
    .manga-card {
      flex: 0 0 calc(33.333% - 1rem);
    }
  }

  @media (max-width: 576px) {
    .manga-card {
      flex: 0 0 calc(50% - 1rem);
    }
  }
}