.comic-reader {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: #000;
  color: #fff;
  overflow: hidden;
  display: flex;
  flex-direction: column;
}

.reader-loading,
.reader-error {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  height: 100vh;
  gap: 1.5rem;
  padding: 2rem;
}

.reader-error .error-icon {
  font-size: 4rem;
}

.reader-error h2 {
  margin: 0;
  font-size: 1.5rem;
}

.reader-error p {
  margin: 0;
  opacity: 0.7;
  text-align: center;
}

.reader-error button {
  margin-top: 1rem;
  padding: 0.75rem 2rem;
  background: #667eea;
  border: none;
  border-radius: 8px;
  color: white;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.3s;
}

.reader-error button:hover {
  background: #5568d3;
  transform: translateY(-2px);
}

.reader-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.75rem 1rem;
  background: rgba(0, 0, 0, 0.95);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
  position: relative;
  z-index: 100;
  transition: transform 0.3s;
  gap: 0.5rem;
}

.comic-reader.hide-controls .reader-header {
  position: fixed
  transform: translateY(-100%);
}

.back-btn,
.menu-btn {
  padding: 0.5rem 1rem;
  background: rgba(255, 255, 255, 0.1);
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: 8px;
  color: white;
  font-size: 0.9rem;
  cursor: pointer;
  transition: all 0.3s;
  white-space: nowrap;
  flex-shrink: 0;
}

.back-btn:active,
.menu-btn:active {
  background: rgba(255, 255, 255, 0.2);
}

.reader-title {
  flex: 1;
  text-align: center;
  min-width: 0;
  padding: 0 0.5rem;
}

.reader-title h1 {
  margin: 0;
  font-size: 0.9rem;
  font-weight: 600;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.page-indicator {
  font-size: 0.75rem;
  opacity: 0.7;
  display: block;
  margin-top: 0.25rem;
}

.hamburger-menu {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(0, 0, 0, 0.9);
  z-index: 200;
  animation: fadeIn 0.2s;
}

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

.menu-content {
  position: absolute;
  top: 0;
  right: 0;
  width: 280px;
  max-width: 80vw;
  height: 100%;
  background: #1a1a1a;
  padding: 1rem;
  overflow-y: auto;
  animation: slideInRight 0.3s;
}

@keyframes slideInRight {
  from { transform: translateX(100%); }
  to { transform: translateX(0); }
}

.close-menu {
  position: absolute;
  top: 1rem;
  right: 1rem;
  width: 40px;
  height: 40px;
  background: rgba(255, 255, 255, 0.1);
  border: none;
  border-radius: 50%;
  color: white;
  font-size: 1.5rem;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
}

.menu-section {
  margin: 3rem 0 2rem 0;
  padding-bottom: 1rem;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.menu-section:first-child {
  margin-top: 1rem;
}

.menu-section h3 {
  margin: 0 0 1rem 0;
  font-size: 0.85rem;
  opacity: 0.6;
  text-transform: uppercase;
  letter-spacing: 1px;
}

.menu-section button {
  display: block;
  width: 100%;
  padding: 0.75rem;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 8px;
  color: white;
  text-align: left;
  cursor: pointer;
  margin-bottom: 0.5rem;
  transition: all 0.3s;
}

.menu-section button:active {
  background: rgba(255, 255, 255, 0.15);
}

.menu-info {
  padding: 0.5rem;
}

.menu-info p {
  margin: 0.5rem 0;
  opacity: 0.7;
  font-size: 0.9rem;
}

.page-jump-modal {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(0, 0, 0, 0.8);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 300;
  padding: 1rem;
  animation: fadeIn 0.2s;
}

.page-jump-content {
  background: #1a1a1a;
  padding: 2rem;
  border-radius: 16px;
  border: 1px solid rgba(255, 255, 255, 0.1);
  width: 100%;
  max-width: 300px;
}

.page-jump-content h3 {
  margin: 0 0 1rem 0;
  font-size: 1.25rem;
}

.page-jump-content input {
  width: 100%;
  padding: 0.75rem;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: 8px;
  color: white;
  font-size: 1rem;
  margin-bottom: 1rem;
  box-sizing: border-box;
}

.page-jump-content input:focus {
  outline: none;
  border-color: #667eea;
}

.page-jump-actions {
  display: flex;
  gap: 0.5rem;
}

.page-jump-actions button {
  flex: 1;
  padding: 0.75rem;
  border: none;
  border-radius: 8px;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.3s;
}

.page-jump-actions button:first-child {
  background: #667eea;
  color: white;
}

.page-jump-actions button:first-child:active {
  background: #5568d3;
}

.page-jump-actions button:last-child {
  background: rgba(255, 255, 255, 0.1);
  color: white;
}

.page-jump-actions button:last-child:active {
  background: rgba(255, 255, 255, 0.2);
}

.reader-content {
  flex: 1;
  overflow-y: auto;
  overflow-x: hidden;
  background: #000;
  -webkit-overflow-scrolling: touch;
}

.scroll-container {
  display: flex;
  flex-direction: column;
  width: 100%;
  min-height: 100%;
}

.comic-page {
  width: 100%;
  height: auto;
  display: block;
  margin: 0;
  padding: 0;
  line-height: 0;
  border: none;
  vertical-align: top;
  object-fit: contain;
  background: #000;
}

.reader-footer {
  background: rgba(0, 0, 0, 0.95);
  backdrop-filter: blur(10px);
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  position: relative;
  z-index: 100;
  transition: transform 0.3s;
}

.comic-reader.hide-controls .reader-footer {
  position: fixed
  transform: translateY(100%);
}

.page-controls {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.75rem 1rem;
}

.nav-control-btn {
  padding: 0.5rem 1rem;
  background: rgba(102, 126, 234, 0.2);
  border: 1px solid rgba(102, 126, 234, 0.4);
  border-radius: 8px;
  color: white;
  font-size: 0.85rem;
  font-weight: 500;
  cursor: pointer;
  transition: all 0.3s;
  white-space: nowrap;
  flex-shrink: 0;
}

.nav-control-btn:active:not(:disabled) {
  background: rgba(102, 126, 234, 0.4);
}

.nav-control-btn:disabled {
  opacity: 0.3;
  cursor: not-allowed;
}

.page-info {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  min-width: 0;
}

.page-info span {
  text-align: center;
  font-size: 0.85rem;
  opacity: 0.8;
}

.page-slider {
  width: 100%;
  height: 4px;
  background: rgba(255, 255, 255, 0.1);
  border-radius: 2px;
  outline: none;
  -webkit-appearance: none;
  appearance: none;
}

.page-slider::-webkit-slider-thumb {
  -webkit-appearance: none;
  width: 16px;
  height: 16px;
  background: #667eea;
  border-radius: 50%;
  cursor: pointer;
}

.page-slider::-moz-range-thumb {
  width: 16px;
  height: 16px;
  background: #667eea;
  border: none;
  border-radius: 50%;
  cursor: pointer;
}

.chapter-navigation {
  display: flex;
  gap: 0.5rem;
  padding: 0 1rem 0.75rem 1rem;
  border-top: 1px solid rgba(255, 255, 255, 0.05);
  padding-top: 0.75rem;
}

.chapter-spacer {
  flex: 1;
}

.chapter-nav-btn {
  padding: 0.75rem 1rem;
  background: rgba(102, 126, 234, 0.15);
  border: 1px solid rgba(102, 126, 234, 0.3);
  border-radius: 8px;
  color: white;
  font-size: 0.85rem;
  font-weight: 500;
  cursor: pointer;
  transition: all 0.3s;
  white-space: nowrap;
  max-width: 45%;
  overflow: hidden;
  text-overflow: ellipsis;
}

.chapter-nav-btn:active {
  background: rgba(102, 126, 234, 0.3);
}

.chapter-nav-btn.prev {
  text-align: left;
}

.chapter-nav-btn.next {
  text-align: right;
}

.spinner {
  width: 50px;
  height: 50px;
  border: 4px solid rgba(255, 255, 255, 0.1);
  border-top-color: #667eea;
  border-radius: 50%;
  animation: spin 1s linear infinite;
}

@keyframes spin {
  to { transform: rotate(360deg); }
}

@media (min-width: 768px) {
  .reader-title h1 {
    font-size: 1.1rem;
  }

  .page-indicator {
    font-size: 0.85rem;
  }

  .back-btn,
  .menu-btn {
    padding: 0.5rem 1.5rem;
    font-size: 1rem;
  }

  .scroll-container {
    max-width: 1200px;
    margin: 0 auto;
  }

  .comic-page {
    max-width: 100%;
  }

  .nav-control-btn,
  .chapter-nav-btn {
    font-size: 0.95rem;
    padding: 0.75rem 1.5rem;
  }

  .back-btn:hover,
  .menu-btn:hover {
    background: rgba(255, 255, 255, 0.2);
  }

  .nav-control-btn:hover:not(:disabled) {
    background: rgba(102, 126, 234, 0.4);
  }

  .chapter-nav-btn:hover {
    background: rgba(102, 126, 234, 0.3);
  }

  .menu-section button:hover {
    background: rgba(255, 255, 255, 0.15);
  }
}

@media (min-width: 1200px) {
  .comic-page {
    max-width: 900px;
  }
}

.reader-content::-webkit-scrollbar {
  width: 0;
  height: 0;
}

.reader-content {
  scrollbar-width: none;
  -ms-overflow-style: none;
}