/* カスタムアラートスタイル（基本） */
.draft-alert {
  position: absolute;
  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: 1000;
  border-radius: 8px;
  animation: alertFadeIn 0.3s ease-in-out;
}

.draft-alert-content {
  color: white;
  padding: 20px;
  border-radius: 12px;
  text-align: center;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
  max-width: 90%;
  animation: alertSlideIn 0.4s ease-out;
}

.draft-alert-icon {
  font-size: 2rem;
  margin-bottom: 10px;
  display: block;
}

.draft-alert-title {
  font-size: 1.1rem;
  font-weight: bold;
  margin-bottom: 8px;
}

.draft-alert-message {
  font-size: 0.9rem;
  opacity: 0.9;
}

.draft-alert-close {
  position: absolute;
  top: 10px;
  right: 15px;
  background: rgba(255, 255, 255, 0.2);
  border: none;
  color: white;
  width: 24px;
  height: 24px;
  border-radius: 50%;
  cursor: pointer;
  font-size: 14px;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background 0.2s;
}

.draft-alert-close:hover {
  background: rgba(255, 255, 255, 0.3);
}

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

@keyframes alertSlideIn {
  from {
    transform: translateY(-20px) scale(0.9);
    opacity: 0;
  }
  to {
    transform: translateY(0) scale(1);
    opacity: 1;
  }
}

/* 下書きアイテムの相対位置設定 */
.draft-item {
  position: relative;
}

/* テーマ別アラートスタイル */

/* design-holo テーマ */
body.design-holo .draft-alert-content {
  background: linear-gradient(135deg, #00d4ff 0%, #0099cc 100%);
  border: 2px solid #00d4ff;
  box-shadow: 0 0 20px rgba(0, 212, 255, 0.5);
  backdrop-filter: blur(10px);
}

body.design-holo .draft-alert-icon {
  color: #00d4ff;
  text-shadow: 0 0 10px rgba(0, 212, 255, 0.8);
}

/* design-fantasy テーマ */
body.design-fantasy .draft-alert-content {
  background: linear-gradient(135deg, #8b4513 0%, #d2691e 100%);
  border: 2px solid #d2691e;
  box-shadow: 0 0 20px rgba(210, 105, 30, 0.5);
}

body.design-fantasy .draft-alert-icon {
  color: #ffd700;
  text-shadow: 0 0 10px rgba(255, 215, 0, 0.8);
}

/* design-normal テーマ */
body.design-normal .draft-alert-content {
  background: linear-gradient(135deg, #007bff 0%, #0056b3 100%);
  border: 2px solid #007bff;
  box-shadow: 0 0 20px rgba(0, 123, 255, 0.5);
}

/* design-dark テーマ */
body.design-dark .draft-alert-content {
  background: linear-gradient(135deg, #343a40 0%, #495057 100%);
  border: 2px solid #6c757d;
  box-shadow: 0 0 20px rgba(108, 117, 125, 0.5);
}

body.design-dark .draft-alert-icon {
  color: #adb5bd;
}

/* design-minimal テーマ */
body.design-minimal .draft-alert-content {
  background: #ffffff;
  border: 2px solid #dee2e6;
  color: #212529;
  box-shadow: 0 0 20px rgba(0, 0, 0, 0.1);
}

body.design-minimal .draft-alert-message {
  color: #6c757d;
}

body.design-minimal .draft-alert-close {
  background: rgba(0, 0, 0, 0.1);
  color: #212529;
}

body.design-minimal .draft-alert-close:hover {
  background: rgba(0, 0, 0, 0.2);
}

/* ローディング表示とエラー表示のスタイル */
.novel-detail-loading {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  min-height: 400px;
  text-align: center;
  padding: 2rem;
}

.loading-spinner {
  width: 50px;
  height: 50px;
  border: 3px solid #f3f3f3;
  border-top: 3px solid #3498db;
  border-radius: 50%;
  animation: spin 1s linear infinite;
  margin-bottom: 1rem;
}

@keyframes spin {
  0% { transform: rotate(0deg); }
  100% { transform: rotate(360deg); }
}

.loading-text {
  font-size: 1.1rem;
  color: #666;
  margin-bottom: 1rem;
}

.novel-detail-area {
  opacity: 0;
  transition: opacity 0.3s ease-in-out;
}

.novel-detail-area.loaded {
  opacity: 1;
}

.novel-detail-error {
  text-align: center;
  padding: 2rem;
  color: #dc3545;
  background: #f8d7da;
  border: 1px solid #f5c6cb;
  border-radius: 8px;
  margin: 1rem 0;
}

.novel-detail-error h3 {
  margin-bottom: 1rem;
  font-size: 1.2rem;
}

.novel-detail-error p {
  margin-bottom: 0.5rem;
  font-size: 0.9rem;
}

/* テーマ別ローディングスタイル */
body.design-holo .loading-spinner {
  border-top-color: #00d4ff;
}

body.design-fantasy .loading-spinner {
  border-top-color: #d2691e;
}

body.design-normal .loading-spinner {
  border-top-color: #007bff;
}

body.design-dark .loading-spinner {
  border-top-color: #6c757d;
}

body.design-minimal .loading-spinner {
  border-top-color: #6c757d;
}

/* /novel/ページ用のテーマ別スタイル */

/* 基本スタイル */
.novel-detail-container {
  max-width: 800px;
  margin: auto;
  padding: 2rem;
  min-height: 60vh;
}

.novel-detail-title {
  font-size: 1.8rem;
  font-weight: bold;
  margin-bottom: 2rem;
  text-align: center;
}

.novel-detail-back-link {
  margin-top: 2rem;
  text-align: center;
}

/* 新しいクラスのスタイル */
.novel-detail-subtitle {
  font-size: 1.5rem;
  font-weight: bold;
  margin-bottom: 2rem;
  text-align: center;
}

.novel-detail-section {
  margin-bottom: 2rem;
  padding: 1.5rem;
  border-radius: 10px;
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
}

.novel-detail-section-title {
  font-size: 1.2rem;
  font-weight: bold;
  margin-bottom: 1rem;
}

.novel-detail-buttons {
  display: flex;
  gap: 1rem;
  margin-bottom: 1rem;
  flex-wrap: wrap;
}

.novel-detail-btn {
  padding: 0.5rem 1rem;
  border: none;
  border-radius: 6px;
  font-size: 0.9rem;
  cursor: pointer;
  transition: all 0.3s ease;
  text-decoration: none;
  display: inline-block;
}

.novel-detail-btn-small {
  padding: 0.25rem 0.5rem;
  font-size: 0.8rem;
}

.novel-detail-btn-primary {
  background: #007bff;
  color: white;
}

.novel-detail-btn-secondary {
  background: #6c757d;
  color: white;
}

.novel-detail-btn-info {
  background: #17a2b8;
  color: white;
}

.novel-detail-btn-danger {
  background: #dc3545;
  color: white;
}

.novel-detail-btn-success {
  background: #28a745;
  color: white;
}

.novel-detail-btn-warning {
  background: #ffc107;
  color: #212529;
}

.novel-detail-btn:hover {
  transform: translateY(-1px);
  box-shadow: 0 4px 8px rgba(0, 0, 0, 0.2);
}

.novel-detail-list {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.novel-detail-item {
  padding: 1rem;
  border-radius: 8px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 0.5rem;
  transition: all 0.3s ease;
}

.novel-detail-item:hover {
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
}

.novel-detail-item-content {
  flex: 1;
}

.novel-detail-item-title {
  font-weight: 600;
  display: block;
  margin-bottom: 0.25rem;
}

.novel-detail-item-meta {
  font-size: 0.8rem;
  opacity: 0.7;
}

.novel-detail-item-actions {
  display: flex;
  gap: 0.5rem;
  flex-wrap: wrap;
}

.novel-detail-empty {
  padding: 2rem;
  text-align: center;
  opacity: 0.7;
  font-style: italic;
}

/* エピソード管理用の新しいクラス */
.novel-detail-loading-text {
  text-align: center;
  padding: 1rem;
  opacity: 0.7;
}

.novel-detail-chapter-group {
  margin-bottom: 1.5rem;
}

.novel-detail-chapter-title {
  font-size: 1.1rem;
  font-weight: bold;
  margin-bottom: 0.5rem;
  padding-bottom: 0.25rem;
  border-bottom: 1px solid;
}

.novel-detail-episode-list {
  list-style: none;
  padding: 0;
  margin: 0;
}

.novel-detail-episode-item {
  padding: 1rem;
  margin-bottom: 0.5rem;
  border-radius: 8px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 0.5rem;
  transition: all 0.3s ease;
}

.novel-detail-episode-item:hover {
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
}

.novel-detail-episode-content {
  flex: 1;
}

.novel-detail-episode-title {
  font-weight: 600;
  margin-bottom: 0.25rem;
}

.novel-detail-episode-meta {
  font-size: 0.8rem;
  opacity: 0.7;
}

.novel-detail-episode-actions {
  display: flex;
  gap: 0.5rem;
  flex-wrap: wrap;
}

/* design-holo テーマ */
body.design-holo .novel-detail-container {
  background: rgba(0, 0, 0, 0.1);
  border-radius: 15px;
  backdrop-filter: blur(10px);
  border: 1px solid rgba(0, 212, 255, 0.3);
  box-shadow: 0 0 30px rgba(0, 212, 255, 0.2);
}

body.design-holo .novel-detail-title {
  color: #00d4ff;
  text-shadow: 0 0 10px rgba(0, 212, 255, 0.5);
}

body.design-holo .novel-detail-subtitle {
  color: #00d4ff;
  text-shadow: 0 0 8px rgba(0, 212, 255, 0.4);
}

body.design-holo .novel-detail-section {
  background: rgba(0, 0, 0, 0.2);
  border: 1px solid rgba(0, 212, 255, 0.2);
  backdrop-filter: blur(5px);
}

body.design-holo .novel-detail-section-title {
  color: #00d4ff;
  text-shadow: 0 0 5px rgba(0, 212, 255, 0.3);
}

body.design-holo .novel-detail-item {
  background: rgba(0, 0, 0, 0.3);
  border: 1px solid rgba(0, 212, 255, 0.2);
}

body.design-holo .novel-detail-item-title {
  color: #e2e8f0;
}

body.design-holo .novel-detail-item-meta {
  color: #a0aec0;
}

body.design-holo .novel-detail-btn-primary {
  background: linear-gradient(135deg, #00d4ff 0%, #0099cc 100%);
  border: 1px solid rgba(0, 212, 255, 0.3);
  box-shadow: 0 0 10px rgba(0, 212, 255, 0.3);
}

body.design-holo .novel-detail-btn-secondary {
  background: linear-gradient(135deg, #6c757d 0%, #495057 100%);
  border: 1px solid rgba(108, 117, 125, 0.3);
}

body.design-holo .novel-detail-btn-info {
  background: linear-gradient(135deg, #17a2b8 0%, #138496 100%);
  border: 1px solid rgba(23, 162, 184, 0.3);
}

body.design-holo .novel-detail-btn-danger {
  background: linear-gradient(135deg, #dc3545 0%, #c82333 100%);
  border: 1px solid rgba(220, 53, 69, 0.3);
}

body.design-holo .novel-detail-btn-success {
  background: linear-gradient(135deg, #00ff88 0%, #00cc6a 100%);
  border: 1px solid rgba(0, 255, 136, 0.3);
  box-shadow: 0 0 10px rgba(0, 255, 136, 0.3);
}

body.design-holo .novel-detail-btn-warning {
  background: linear-gradient(135deg, #ffd700 0%, #ffb700 100%);
  border: 1px solid rgba(255, 215, 0, 0.3);
  color: #000;
}

body.design-holo .novel-detail-chapter-title {
  color: #00d4ff;
  border-bottom-color: rgba(0, 212, 255, 0.3);
  text-shadow: 0 0 5px rgba(0, 212, 255, 0.3);
}

body.design-holo .novel-detail-episode-item {
  background: rgba(0, 0, 0, 0.3);
  border: 1px solid rgba(0, 212, 255, 0.2);
}

body.design-holo .novel-detail-episode-title {
  color: #e2e8f0;
}

body.design-holo .novel-detail-episode-meta {
  color: #a0aec0;
}

body.design-holo .loading-text {
  color: #00d4ff;
  text-shadow: 0 0 5px rgba(0, 212, 255, 0.3);
}

body.design-holo .novel-detail-error {
  background: rgba(220, 53, 69, 0.1);
  border: 1px solid rgba(220, 53, 69, 0.3);
  color: #ff6b6b;
}

/* design-holo テーマの戻るボタンスタイル */
body.design-holo .novel-detail-back-btn {
  display: inline-block;
  padding: 0.75rem 1.5rem;
  background: linear-gradient(135deg, rgba(0, 150, 255, 0.8) 0%, rgba(138, 43, 226, 0.8) 100%);
  color: #00FFFF;
  border: 1px solid rgba(0, 255, 255, 0.5);
  border-radius: 8px;
  font-weight: 500;
  text-decoration: none;
  transition: all 0.3s ease;
  font-size: 0.9rem;
  text-shadow: 0 0 5px #00FFFF;
  backdrop-filter: blur(10px);
}

body.design-holo .novel-detail-back-btn:hover {
  background: linear-gradient(135deg, rgba(0, 150, 255, 0.9) 0%, rgba(138, 43, 226, 0.9) 100%);
  border-color: rgba(0, 255, 255, 0.7);
  text-shadow: 0 0 8px #00FFFF;
  transform: translateY(-2px);
}

/* design-fantasy テーマ */
body.design-fantasy .novel-detail-container {
  background: rgba(46, 8, 84, 0.9);
  border-radius: 15px;
  border: 2px solid rgba(255, 215, 0, 0.3);
  box-shadow: 0 0 30px rgba(255, 215, 0, 0.2);
  backdrop-filter: blur(10px);
}

body.design-fantasy .novel-detail-title {
  color: #FFD700;
  text-shadow: 0 0 10px rgba(255, 215, 0, 0.5);
}

body.design-fantasy .novel-detail-subtitle {
  color: #FF69B4;
  text-shadow: 0 0 8px rgba(255, 105, 180, 0.4);
}

body.design-fantasy .novel-detail-section {
  background: rgba(46, 8, 84, 0.8);
  border: 1px solid rgba(255, 215, 0, 0.2);
  box-shadow: 0 0 20px rgba(255, 215, 0, 0.1);
}

body.design-fantasy .novel-detail-section-title {
  color: #FFD700;
  text-shadow: 0 0 5px rgba(255, 215, 0, 0.3);
}

body.design-fantasy .novel-detail-item {
  background: rgba(46, 8, 84, 0.6);
  border: 1px solid rgba(255, 215, 0, 0.2);
  box-shadow: 0 0 15px rgba(255, 215, 0, 0.1);
}

body.design-fantasy .novel-detail-item-title {
  color: #FF69B4;
  text-shadow: 0 0 6px rgba(255, 105, 180, 0.3);
}

body.design-fantasy .novel-detail-item-meta {
  color: #FFD700;
  opacity: 0.8;
}

body.design-fantasy .novel-detail-btn-primary {
  background: linear-gradient(135deg, #FFD700 0%, #FFA500 100%);
  border: 1px solid rgba(255, 215, 0, 0.3);
  color: #2E0854;
  box-shadow: 0 0 15px rgba(255, 215, 0, 0.3);
}

body.design-fantasy .novel-detail-btn-secondary {
  background: linear-gradient(135deg, #FF69B4 0%, #FF1493 100%);
  border: 1px solid rgba(255, 105, 180, 0.3);
  color: #fff;
  box-shadow: 0 0 15px rgba(255, 105, 180, 0.3);
}

body.design-fantasy .novel-detail-btn-info {
  background: linear-gradient(135deg, #8A2BE2 0%, #9370DB 100%);
  border: 1px solid rgba(138, 43, 226, 0.3);
  color: #fff;
  box-shadow: 0 0 15px rgba(138, 43, 226, 0.3);
}

body.design-fantasy .novel-detail-btn-danger {
  background: linear-gradient(135deg, #FF4500 0%, #DC143C 100%);
  border: 1px solid rgba(255, 69, 0, 0.3);
  color: #fff;
  box-shadow: 0 0 15px rgba(255, 69, 0, 0.3);
}

body.design-fantasy .novel-detail-btn-success {
  background: linear-gradient(135deg, #32CD32 0%, #228B22 100%);
  border: 1px solid rgba(50, 205, 50, 0.3);
  color: #fff;
  box-shadow: 0 0 15px rgba(50, 205, 50, 0.3);
}

body.design-fantasy .novel-detail-btn-warning {
  background: linear-gradient(135deg, #FF8C00 0%, #FF6347 100%);
  border: 1px solid rgba(255, 140, 0, 0.3);
  color: #fff;
  box-shadow: 0 0 15px rgba(255, 140, 0, 0.3);
}

body.design-fantasy .novel-detail-chapter-title {
  color: #8A2BE2;
  border-bottom-color: rgba(255, 215, 0, 0.3);
  text-shadow: 0 0 5px rgba(138, 43, 226, 0.3);
}

body.design-fantasy .novel-detail-episode-item {
  background: rgba(46, 8, 84, 0.6);
  border: 1px solid rgba(255, 215, 0, 0.2);
  box-shadow: 0 0 15px rgba(255, 215, 0, 0.1);
}

body.design-fantasy .novel-detail-episode-title {
  color: #FF69B4;
  text-shadow: 0 0 6px rgba(255, 105, 180, 0.3);
}

body.design-fantasy .novel-detail-episode-meta {
  color: #FFD700;
  opacity: 0.8;
}

body.design-fantasy .loading-text {
  color: #FFD700;
  text-shadow: 0 0 5px rgba(255, 215, 0, 0.3);
}

body.design-fantasy .novel-detail-error {
  background: rgba(220, 53, 69, 0.2);
  border: 1px solid rgba(220, 53, 69, 0.4);
  color: #FF69B4;
  box-shadow: 0 0 15px rgba(255, 105, 180, 0.2);
}

/* design-fantasy テーマの戻るボタンスタイル */
body.design-fantasy .novel-detail-back-btn {
  display: inline-block;
  padding: 0.75rem 1.5rem;
  background: linear-gradient(135deg, #FFD700 0%, #FFA500 100%);
  color: #2E0854;
  border: 1px solid rgba(255, 215, 0, 0.3);
  border-radius: 8px;
  font-weight: 600;
  text-decoration: none;
  transition: all 0.3s ease;
  font-size: 0.9rem;
  box-shadow: 0 0 15px rgba(255, 215, 0, 0.3);
  text-shadow: 0 0 5px rgba(255, 215, 0, 0.5);
}

body.design-fantasy .novel-detail-back-btn:hover {
  background: linear-gradient(135deg, #FFA500 0%, #FF8C00 100%);
  border-color: rgba(255, 215, 0, 0.5);
  box-shadow: 0 0 20px rgba(255, 215, 0, 0.5);
  transform: translateY(-2px);
  text-shadow: 0 0 8px rgba(255, 215, 0, 0.7);
}

/* design-normal テーマ */
body.design-normal .novel-detail-container {
  background: #ffffff;
  border-radius: 10px;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
  border: 1px solid #e9ecef;
}

body.design-normal .novel-detail-title {
  color: #007bff;
}

body.design-normal .novel-detail-subtitle {
  color: #495057;
}

body.design-normal .novel-detail-section {
  background: #f8f9fa;
  border: 1px solid #e9ecef;
}

body.design-normal .novel-detail-section-title {
  color: #495057;
}

body.design-normal .novel-detail-item {
  background: #ffffff;
  border: 1px solid #e9ecef;
}

body.design-normal .novel-detail-item-title {
  color: #212529;
}

body.design-normal .novel-detail-item-meta {
  color: #6c757d;
}

body.design-normal .novel-detail-chapter-title {
  color: #007bff;
  border-bottom-color: #dee2e6;
}

body.design-normal .novel-detail-episode-item {
  background: #ffffff;
  border: 1px solid #e9ecef;
}

body.design-normal .novel-detail-episode-title {
  color: #212529;
}

body.design-normal .novel-detail-episode-meta {
  color: #6c757d;
}

body.design-normal .loading-text {
  color: #6c757d;
}

body.design-normal .novel-detail-error {
  background: #f8d7da;
  border: 1px solid #f5c6cb;
  color: #dc3545;
}

/* design-normal テーマの戻るボタンスタイル */
body.design-normal .novel-detail-back-btn {
  display: inline-block;
  padding: 0.75rem 1.5rem;
  background: #007bff;
  color: white;
  border: 1px solid #007bff;
  border-radius: 6px;
  font-weight: 500;
  text-decoration: none;
  transition: all 0.2s ease;
  font-size: 0.9rem;
  box-shadow: 0 2px 4px rgba(0, 123, 255, 0.2);
}

body.design-normal .novel-detail-back-btn:hover {
  background: #0056b3;
  border-color: #0056b3;
  box-shadow: 0 4px 8px rgba(0, 123, 255, 0.3);
  transform: translateY(-1px);
}

/* design-dark テーマ */
body.design-dark .novel-detail-container {
  background: #2d3748;
  border-radius: 10px;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
  border: 1px solid #4a5568;
}

body.design-dark .novel-detail-title {
  color: #e2e8f0;
}

body.design-dark .novel-detail-subtitle {
  color: #cbd5e0;
}

body.design-dark .novel-detail-section {
  background: #4a5568;
  border: 1px solid #718096;
}

body.design-dark .novel-detail-section-title {
  color: #e2e8f0;
}

body.design-dark .novel-detail-item {
  background: #2d3748;
  border: 1px solid #4a5568;
}

body.design-dark .novel-detail-item-title {
  color: #e2e8f0;
}

body.design-dark .novel-detail-item-meta {
  color: #a0aec0;
}

body.design-dark .novel-detail-btn-primary {
  background: linear-gradient(135deg, #3182ce 0%, #2c5aa0 100%);
  border: 1px solid rgba(49, 130, 206, 0.3);
}

body.design-dark .novel-detail-btn-secondary {
  background: linear-gradient(135deg, #718096 0%, #4a5568 100%);
  border: 1px solid rgba(113, 128, 150, 0.3);
}

body.design-dark .novel-detail-btn-info {
  background: linear-gradient(135deg, #38b2ac 0%, #319795 100%);
  border: 1px solid rgba(56, 178, 172, 0.3);
}

body.design-dark .novel-detail-btn-danger {
  background: linear-gradient(135deg, #e53e3e 0%, #c53030 100%);
  border: 1px solid rgba(229, 62, 62, 0.3);
}

body.design-dark .novel-detail-btn-success {
  background: linear-gradient(135deg, #38a169 0%, #2f855a 100%);
  border: 1px solid rgba(56, 161, 105, 0.3);
}

body.design-dark .novel-detail-btn-warning {
  background: linear-gradient(135deg, #d69e2e 0%, #b7791f 100%);
  border: 1px solid rgba(214, 158, 46, 0.3);
  color: #e2e8f0;
}

body.design-dark .novel-detail-chapter-title {
  color: #3182ce;
  border-bottom-color: #718096;
}

body.design-dark .novel-detail-episode-item {
  background: #2d3748;
  border: 1px solid #4a5568;
}

body.design-dark .novel-detail-episode-title {
  color: #e2e8f0;
}

body.design-dark .novel-detail-episode-meta {
  color: #a0aec0;
}

body.design-dark .loading-text {
  color: #a0aec0;
}

body.design-dark .novel-detail-error {
  background: rgba(220, 53, 69, 0.2);
  border: 1px solid rgba(220, 53, 69, 0.4);
  color: #fc8181;
}

/* design-dark テーマの戻るボタンスタイル */
body.design-dark .novel-detail-back-btn {
  display: inline-block;
  padding: 0.75rem 1.5rem;
  background: linear-gradient(135deg, #3182ce 0%, #2c5aa0 100%);
  color: white;
  border: 1px solid rgba(49, 130, 206, 0.3);
  border-radius: 6px;
  font-weight: 500;
  text-decoration: none;
  transition: all 0.2s ease;
  font-size: 0.9rem;
  box-shadow: 0 2px 8px rgba(49, 130, 206, 0.3);
}

body.design-dark .novel-detail-back-btn:hover {
  background: linear-gradient(135deg, #2c5aa0 0%, #1e3a8a 100%);
  border-color: rgba(49, 130, 206, 0.5);
  box-shadow: 0 4px 12px rgba(49, 130, 206, 0.4);
  transform: translateY(-1px);
}

/* design-minimal テーマ (Apple風デザイン) */
body.design-minimal .novel-detail-container {
  background: #ffffff;
  border-radius: 12px;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
  border: none;
  backdrop-filter: blur(20px);
}

body.design-minimal .novel-detail-title {
  color: #1d1d1f;
  font-weight: 600;
  letter-spacing: -0.02em;
}

body.design-minimal .novel-detail-subtitle {
  color: #86868b;
  font-weight: 400;
}

body.design-minimal .novel-detail-section {
  background: #fbfbfd;
  border: 1px solid #e8e8ed;
  border-radius: 12px;
  backdrop-filter: blur(10px);
}

body.design-minimal .novel-detail-section-title {
  color: #1d1d1f;
  font-weight: 600;
  letter-spacing: -0.01em;
}

body.design-minimal .novel-detail-item {
  background: #ffffff;
  border: 1px solid #e8e8ed;
  border-radius: 8px;
  transition: all 0.2s ease;
}

body.design-minimal .novel-detail-item:hover {
  border-color: #007aff;
  box-shadow: 0 2px 8px rgba(0, 122, 255, 0.1);
}

body.design-minimal .novel-detail-item-title {
  color: #1d1d1f;
  font-weight: 500;
}

body.design-minimal .novel-detail-item-meta {
  color: #86868b;
  font-size: 0.875rem;
}

body.design-minimal .novel-detail-chapter-title {
  color: #007aff;
  border-bottom-color: #e8e8ed;
  font-weight: 600;
}

body.design-minimal .novel-detail-episode-item {
  background: #ffffff;
  border: 1px solid #e8e8ed;
  border-radius: 8px;
  transition: all 0.2s ease;
}

body.design-minimal .novel-detail-episode-item:hover {
  border-color: #007aff;
  box-shadow: 0 2px 8px rgba(0, 122, 255, 0.1);
}

body.design-minimal .novel-detail-episode-title {
  color: #1d1d1f;
  font-weight: 500;
}

body.design-minimal .novel-detail-episode-meta {
  color: #86868b;
  font-size: 0.875rem;
}

body.design-minimal .loading-text {
  color: #86868b;
  font-weight: 400;
}

body.design-minimal .novel-detail-error {
  background: #ff3b30;
  border: none;
  color: #ffffff;
  border-radius: 8px;
}

/* design-minimal テーマのボタンスタイル (Apple風 - シンプル版) */
body.design-minimal .novel-detail-btn-primary {
  background: #007aff;
  color: white;
  border-radius: 8px;
  font-weight: 500;
  transition: all 0.2s ease;
}

body.design-minimal .novel-detail-btn-primary:hover {
  background: #0056cc;
  transform: translateY(-1px);
  box-shadow: 0 4px 12px rgba(0, 122, 255, 0.3);
}

body.design-minimal .novel-detail-btn-secondary {
  background: #f2f2f7;
  color: #007aff;
  border: 1px solid #e8e8ed;
  border-radius: 8px;
  font-weight: 500;
  transition: all 0.2s ease;
}

body.design-minimal .novel-detail-btn-secondary:hover {
  background: #e8e8ed;
  border-color: #007aff;
}

body.design-minimal .novel-detail-btn-info {
  background: #f2f2f7;
  color: #1d1d1f;
  border: 1px solid #e8e8ed;
  border-radius: 8px;
  font-weight: 500;
  transition: all 0.2s ease;
}

body.design-minimal .novel-detail-btn-info:hover {
  background: #e8e8ed;
  border-color: #1d1d1f;
}

body.design-minimal .novel-detail-btn-danger {
  background: #f2f2f7;
  color: #ff3b30;
  border: 1px solid #e8e8ed;
  border-radius: 8px;
  font-weight: 500;
  transition: all 0.2s ease;
}

body.design-minimal .novel-detail-btn-danger:hover {
  background: #ffe8e8;
  border-color: #ff3b30;
}

body.design-minimal .novel-detail-btn-success {
  background: #f2f2f7;
  color: #34c759;
  border: 1px solid #e8e8ed;
  border-radius: 8px;
  font-weight: 500;
  transition: all 0.2s ease;
}

body.design-minimal .novel-detail-btn-success:hover {
  background: #e8f8e8;
  border-color: #34c759;
}

body.design-minimal .novel-detail-btn-warning {
  background: #f2f2f7;
  color: #ff9500;
  border: 1px solid #e8e8ed;
  border-radius: 8px;
  font-weight: 500;
  transition: all 0.2s ease;
}

body.design-minimal .novel-detail-btn-warning:hover {
  background: #fff8e8;
  border-color: #ff9500;
}

/* design-minimal テーマの戻るボタンスタイル */
body.design-minimal .novel-detail-back-btn {
  display: inline-block;
  padding: 0.75rem 1.5rem;
  background: #f2f2f7;
  color: #007aff;
  border: 1px solid #e8e8ed;
  border-radius: 8px;
  font-weight: 500;
  text-decoration: none;
  transition: all 0.2s ease;
  font-size: 0.9rem;
}

body.design-minimal .novel-detail-back-btn:hover {
  background: #e8e8ed;
  border-color: #007aff;
  transform: translateY(-1px);
  box-shadow: 0 2px 8px rgba(0, 122, 255, 0.1);
}

/* design-minimal テーマの futuristic-button スタイル */
body.design-minimal .futuristic-button {
  background: #007aff;
  color: white;
  border: none;
  padding: 0.75rem 1.5rem;
  border-radius: 8px;
  cursor: pointer;
  font-weight: 500;
  text-decoration: none;
  transition: all 0.2s ease;
  font-size: 0.9rem;
  box-shadow: none;
  text-shadow: none;
  backdrop-filter: none;
}

body.design-minimal .futuristic-button:hover {
  background: #0056cc;
  transform: translateY(-1px);
  box-shadow: 0 4px 12px rgba(0, 122, 255, 0.3);
}

body.design-minimal .futuristic-button:disabled {
  background: #e8e8ed;
  color: #86868b;
  cursor: not-allowed;
  transform: none;
  box-shadow: none;
}

/* design-minimal テーマの draft-btn スタイル */
body.design-minimal .draft-btn {
  background: #f2f2f7 !important;
  color: #ff9500 !important;
  border: 1px solid #e8e8ed !important;
  text-shadow: none !important;
}

body.design-minimal .draft-btn:hover {
  background: #fff8e8 !important;
  border-color: #ff9500 !important;
  box-shadow: 0 2px 8px rgba(255, 149, 0, 0.1) !important;
}

body.design-minimal .draft-btn:disabled {
  background: #f2f2f7 !important;
  color: #86868b !important;
  border-color: #e8e8ed !important;
  text-shadow: none !important;
}

/* 全エピソード表示ボタンのアクティブ状態スタイル */

/* design-holo テーマのアクティブ状態 */
body.design-holo .novel-detail-btn-info.active {
  background: linear-gradient(135deg, rgba(0, 150, 255, 0.9) 0%, rgba(138, 43, 226, 0.9) 100%);
  color: #00FFFF;
  border: 1px solid rgba(0, 255, 255, 0.7);
  text-shadow: 0 0 8px #00FFFF;
  box-shadow: 0 0 20px rgba(0, 255, 255, 0.5);
  transform: translateY(-2px);
  backdrop-filter: blur(10px);
}

/* design-fantasy テーマのアクティブ状態 */
body.design-fantasy .novel-detail-btn-info.active {
  background: linear-gradient(135deg, #FFA500 0%, #FF8C00 100%);
  color: #2E0854;
  border: 1px solid rgba(255, 215, 0, 0.7);
  text-shadow: 0 0 8px rgba(255, 215, 0, 0.7);
  box-shadow: 0 0 25px rgba(255, 215, 0, 0.6);
  transform: translateY(-2px);
}

/* design-normal テーマのアクティブ状態 */
body.design-normal .novel-detail-btn-info.active {
  background: #0056b3;
  color: white;
  border: 1px solid #0056b3;
  box-shadow: 0 6px 12px rgba(0, 123, 255, 0.4);
  transform: translateY(-1px);
}

/* design-dark テーマのアクティブ状態 */
body.design-dark .novel-detail-btn-info.active {
  background: linear-gradient(135deg, #1e3a8a 0%, #1e40af 100%);
  color: white;
  border: 1px solid rgba(49, 130, 206, 0.7);
  box-shadow: 0 6px 16px rgba(49, 130, 206, 0.5);
  transform: translateY(-1px);
}

/* design-minimal テーマのアクティブ状態 */
body.design-minimal .novel-detail-btn-info.active {
  background: #0056cc;
  color: white;
  border: 1px solid #0056cc;
  box-shadow: 0 6px 16px rgba(0, 122, 255, 0.4);
  transform: translateY(-1px);
}

/* モバイルレスポンシブ対応 */
@media (max-width: 768px) {
  /* 基本レイアウト調整 */
  .novel-detail-container {
    padding: 1rem;
    margin: 0;
  }

  .novel-detail-title {
    font-size: 1.5rem;
    margin-bottom: 1rem;
  }

  .novel-detail-subtitle {
    font-size: 1.2rem;
    margin-bottom: 1rem;
  }

  .novel-detail-section {
    margin-bottom: 1.5rem;
    padding: 1rem;
  }

  .novel-detail-section-title {
    font-size: 1.1rem;
    margin-bottom: 1rem;
  }

  /* ボタンレイアウト調整 */
  .novel-detail-buttons {
    flex-direction: column;
    gap: 0.5rem;
  }

  .novel-detail-btn {
    width: 100%;
    padding: 0.75rem;
    font-size: 0.9rem;
  }

  .novel-detail-btn-small {
    padding: 0.5rem 0.75rem;
    font-size: 0.8rem;
  }

  /* エピソード管理用のボタンサイズ調整 */
  .novel-detail-episode-actions .novel-detail-btn {
    padding: 0.5rem 0.75rem;
    font-size: 0.8rem;
  }

  /* アイテムレイアウト調整 */
  .novel-detail-item {
    flex-direction: column;
    gap: 0.75rem;
    padding: 1rem;
  }

  .novel-detail-item-content {
    width: 100%;
  }

  .novel-detail-item-actions {
    width: 100%;
    justify-content: flex-start;
    gap: 0.5rem;
  }

  .novel-detail-item-actions .novel-detail-btn {
    width: auto;
    flex: 1;
    min-width: 60px;
    max-width: 120px;
  }

  /* エピソード管理エリアの調整 */
  .novel-detail-episode-list {
    gap: 0.75rem;
  }

  .novel-detail-episode-item {
    flex-direction: column;
    gap: 0.75rem;
    padding: 1rem;
  }

  .novel-detail-episode-content {
    width: 100%;
  }

  .novel-detail-episode-actions {
    width: 100%;
    justify-content: flex-start;
    gap: 0.5rem;
  }

  .novel-detail-episode-actions .novel-detail-btn {
    width: auto;
    flex: 1;
    min-width: 60px;
    max-width: 120px;
  }

  /* design-holo テーマのモバイル調整 */
  body.design-holo .novel-detail-container {
    background: rgba(0, 0, 0, 0.8);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(0, 212, 255, 0.3);
  }

  body.design-holo .novel-detail-section {
    background: rgba(0, 0, 0, 0.6);
    border: 1px solid rgba(0, 212, 255, 0.2);
  }

  body.design-holo .novel-detail-item {
    background: rgba(0, 0, 0, 0.4);
    border: 1px solid rgba(0, 212, 255, 0.2);
  }

  body.design-holo .novel-detail-episode-item {
    background: rgba(0, 0, 0, 0.4);
    border: 1px solid rgba(0, 212, 255, 0.2);
  }

  /* design-fantasy テーマのモバイル調整 */
  body.design-fantasy .novel-detail-container {
    background: rgba(46, 8, 84, 0.9);
    backdrop-filter: blur(10px);
    border: 2px solid rgba(255, 215, 0, 0.3);
    box-shadow: 0 0 30px rgba(255, 215, 0, 0.2);
  }

  body.design-fantasy .novel-detail-section {
    background: rgba(46, 8, 84, 0.8);
    border: 1px solid rgba(255, 215, 0, 0.2);
    box-shadow: 0 0 20px rgba(255, 215, 0, 0.1);
  }

  body.design-fantasy .novel-detail-item {
    background: rgba(46, 8, 84, 0.6);
    border: 1px solid rgba(255, 215, 0, 0.2);
    box-shadow: 0 0 15px rgba(255, 215, 0, 0.1);
  }

  body.design-fantasy .novel-detail-episode-item {
    background: rgba(46, 8, 84, 0.6);
    border: 1px solid rgba(255, 215, 0, 0.2);
    box-shadow: 0 0 15px rgba(255, 215, 0, 0.1);
  }

  /* ローディング表示の調整 */
  .novel-detail-loading {
    min-height: 300px;
    padding: 2rem 1rem;
  }

  .loading-spinner {
    width: 40px;
    height: 40px;
  }

  .loading-text {
    font-size: 1rem;
  }

  /* エラーメッセージの調整 */
  .novel-detail-error {
    padding: 1rem;
    margin: 1rem 0;
  }

  .novel-detail-error h3 {
    font-size: 1.1rem;
  }

  .novel-detail-error p {
    font-size: 0.9rem;
  }
}

/* スマートフォン向けのさらなる調整 */
@media (max-width: 480px) {
  .novel-detail-container {
    padding: 0.75rem;
  }

  .novel-detail-title {
    font-size: 1.3rem;
  }

  .novel-detail-subtitle {
    font-size: 1.1rem;
  }

  .novel-detail-section {
    padding: 0.75rem;
  }

  .novel-detail-section-title {
    font-size: 1rem;
  }

  .novel-detail-btn {
    padding: 0.6rem;
    font-size: 0.85rem;
  }

  .novel-detail-btn-small {
    padding: 0.4rem 0.6rem;
    font-size: 0.75rem;
  }

  /* エピソード管理用のボタンサイズ調整（スマートフォン） */
  .novel-detail-episode-actions .novel-detail-btn {
    padding: 0.4rem 0.6rem;
    font-size: 0.75rem;
  }

  .novel-detail-item,
  .novel-detail-episode-item {
    padding: 0.75rem;
  }

  .novel-detail-item-actions,
  .novel-detail-episode-actions {
    flex-wrap: wrap;
  }

  .novel-detail-item-actions .novel-detail-btn,
  .novel-detail-episode-actions .novel-detail-btn {
    min-width: 60px;
    max-width: 100px;
  }
} 

/* チャットボットスタイル */
#chatbot-container {
  position: fixed;
  top: 2.5rem;
  right: 80px;
  z-index: 100000000;
}

.chatbot-toggle {
  width: 50px;
  height: 50px;
  border-radius: 50%;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.3s ease;
  border: none;
  font-size: 1.5rem;
  /* タッチデバイス用の最適化 */
  -webkit-tap-highlight-color: transparent;
  -webkit-touch-callout: none;
  -webkit-user-select: none;
  -moz-user-select: none;
  -ms-user-select: none;
  user-select: none;
  /* タッチ操作の改善 */
  touch-action: manipulation;
  /* iPhone特有の問題を解決するための追加プロパティ */
  -webkit-appearance: none;
  -webkit-touch-callout: none;
  -webkit-user-select: none;
  -khtml-user-select: none;
  -moz-user-select: none;
  -ms-user-select: none;
  user-select: none;
  /* より確実なタッチ操作 */
  pointer-events: auto;
  /* タッチターゲットの最適化 */
  min-height: 44px;
  min-width: 44px;
}

.chatbot-icon {
  font-size: 1.5rem;
}

.chatbot-panel {
  position: absolute;
  top: 60px;
  right: 0;
  width: 400px;
  max-height: 80vh;
  border-radius: 15px;
  opacity: 0;
  visibility: hidden;
  transform: translateY(-10px);
  transition: all 0.3s ease;
  z-index: 9999;
  overflow-y: auto;
}

.chatbot-panel.chatbot-active {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.chatbot-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 15px 20px;
  border-bottom: 1px solid;
}

.chatbot-header h3 {
  margin: 0;
  font-size: 1.1rem;
  font-weight: 600;
  margin-bottom: 0 !important;
  padding-bottom: 0 !important;
}

.chatbot-close {
  background: none;
  border: none;
  font-size: 1.5rem;
  cursor: pointer;
  transition: all 0.3s ease;
}

.chatbot-content {
  padding: 20px;
}

.chatbot-section {
  margin-bottom: 20px;
}

.chatbot-section h2 {
  margin-top: 0;
  margin-bottom: 15px;
}

.chatbot-btn {
  display: inline-block;
  padding: 10px 20px;
  background: #007BFF;
  color: white;
  border: none;
  border-radius: 5px;
  font-size: 16px;
  cursor: pointer;
  transition: all 0.3s ease;
}

.chatbot-btn:hover {
  background: #0056cc;
  transform: translateY(-1px);
}

.form-section {
  background: #fff;
  border-radius: 10px;
  padding: 20px;
  margin-bottom: 20px;
  box-shadow: 0 0 10px rgba(0,0,0,0.1);
}

.form-section h2 {
  margin-top: 0;
  margin-bottom: 15px;
}

.form-section h2 span {
  position: relative;
}

.form-section h2 span::before,
.form-section h2 span::after {
  content: "";
  position: absolute;
  top: 50%;
  width: 20px;
  height: 2px;
}

.form-section h2 span::before { left: -30px; }
.form-section h2 span::after { right: -30px; }

.checkbox-group label,
.input-group label {
  display: block;
  margin: 5px 0;
}

.form-section textarea,
.form-section input[type="text"] {
  width: 100%;
  padding: 8px;
  margin-top: 5px;
  border-radius: 5px;
  border: 1px solid #ccc;
  box-sizing: border-box;
}

.form-section input[type="number"] {
  width: 100px;
  padding: 8px;
  margin-top: 5px;
  border-radius: 5px;
  border: 1px solid #ccc;
}

.accordion-toggle {
  cursor: pointer;
  font-weight: bold;
  background: none;
  border: none;
  padding: 0;
  margin-left: 5px;
  color: #007BFF;
}

.sub-options {
  margin-left: 20px;
  display: none;
}

.inline-options {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.inline-options label {
  flex: 0 0 auto;
}

#confirm-btn {
  display: block;
  margin: 30px auto;
  padding: 10px 20px;
  background: #007BFF;
  color: white;
  border: none;
  border-radius: 5px;
  font-size: 16px;
  cursor: pointer;
}

#chat-response {
  background: #fff;
  padding: 20px;
  border-radius: 10px;
  margin-top: 30px;
  box-shadow: 0 0 10px rgba(0, 0, 0, 0.1);
}

#chat-response ul {
  padding: 0;
}

/* テーマ別チャットレスポンススタイル */

/* design-holo テーマ */
body.design-holo #chat-response {
  background: rgba(0, 0, 0, 0.8);
  border: 1px solid #00d4ff;
  color: #00d4ff;
  box-shadow: 0 0 20px rgba(0, 212, 255, 0.3);
  backdrop-filter: blur(10px);
}

body.design-holo #chat-response strong {
  color: #00d4ff;
  text-shadow: 0 0 5px #00d4ff;
}

body.design-holo #chat-response ul li {
  color: #00d4ff;
  margin-bottom: 8px;
}

body.design-holo .form-section h2 span::before,
body.design-holo .form-section h2 span::after {
  background: #00d4ff;
}

/* design-fantasy テーマ */
body.design-fantasy #chat-response {
  background: rgba(25, 25, 50, 0.9);
  border: 1px solid #8a2be2;
  color: #da70d6;
  box-shadow: 0 0 20px rgba(138, 43, 226, 0.3);
  backdrop-filter: blur(10px);
}

body.design-fantasy #chat-response strong {
  color: #da70d6;
  text-shadow: 0 0 5px #da70d6;
}

body.design-fantasy #chat-response ul li {
  color: #da70d6;
  margin-bottom: 8px;
}

body.design-fantasy .form-section h2 span::before,
body.design-fantasy .form-section h2 span::after {
  background: #da70d6;
}

/* design-normal テーマ */
body.design-normal #chat-response {
  background: #ffffff;
  border: 1px solid #e5e7eb;
  color: #374151;
  box-shadow: 0 0 10px rgba(0, 0, 0, 0.1);
}

body.design-normal #chat-response strong {
  color: #374151;
}

body.design-normal #chat-response ul li {
  color: #374151;
  margin-bottom: 8px;
}

body.design-normal .form-section h2 span::before,
body.design-normal .form-section h2 span::after {
  background: #374151;
}

/* design-dark テーマ */
body.design-dark #chat-response {
  background: #2d3748;
  border: 1px solid #4a5568;
  color: #e2e8f0;
  box-shadow: 0 0 10px rgba(0, 0, 0, 0.3);
}

body.design-dark #chat-response strong {
  color: #e2e8f0;
}

body.design-dark #chat-response ul li {
  color: #e2e8f0;
  margin-bottom: 8px;
}

body.design-dark .form-section h2 span::before,
body.design-dark .form-section h2 span::after {
  background: #e2e8f0;
}

/* design-minimal テーマ */
body.design-minimal #chat-response {
  background: #ffffff;
  border: 1px solid #e8e8ed;
  color: #1d1d1f;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
  border-radius: 12px;
  backdrop-filter: blur(20px);
}

body.design-minimal #chat-response strong {
  color: #1d1d1f;
  font-weight: 600;
}

body.design-minimal #chat-response ul li {
  color: #1d1d1f;
  margin-bottom: 8px;
}

.confirm-actions {
  text-align: center;
  margin-top: 20px;
}

.confirm-actions button {
  margin: 0 10px;
  padding: 10px 20px;
  font-size: 16px;
  border: none;
  border-radius: 5px;
  cursor: pointer;
}

#yes-btn {
  background-color: #28a745;
  color: white;
}

#reselect-btn {
  background-color: #dc3545;
  color: white;
}

.form-section-ano {
  display: flex;
  align-items: center;
}

.form-section-ano span {
  padding-left: 1em;
  font-size: 0.8rem;
}

.hidden {
  display: none;
}

body.design-minimal .form-section h2 span::before,
body.design-minimal .form-section h2 span::after {
  background: #1d1d1f;
}

/* テーマ別チャットボットスタイル */

/* design-holo テーマ */
body.design-holo .chatbot-toggle {
  background: linear-gradient(135deg, #00d4ff 0%, #0099cc 100%);
  border: 1px solid #00d4ff;
  color: #00d4ff;
  box-shadow: 0 0 15px rgba(0, 212, 255, 0.3);
}

body.design-holo .chatbot-toggle:hover {
  background: linear-gradient(135deg, #0099cc 0%, #00d4ff 100%);
  box-shadow: 0 0 25px rgba(0, 212, 255, 0.5);
  transform: translateY(-2px);
}

body.design-holo .chatbot-panel {
  background: rgba(0, 0, 0, 0.9);
  border: 1px solid #00d4ff;
  box-shadow: 0 0 30px rgba(0, 212, 255, 0.3);
  backdrop-filter: blur(10px);
}

body.design-holo .chatbot-header {
  background: rgba(0, 0, 0, 0.8);
  border-bottom-color: #00d4ff;
}

body.design-holo .chatbot-header h3 {
  color: #00d4ff;
  text-shadow: 0 0 10px #00d4ff;
}

body.design-holo .chatbot-close {
  color: #00d4ff;
}

body.design-holo .chatbot-close:hover {
  color: #ff00ff;
  text-shadow: 0 0 10px #ff00ff;
}

body.design-holo .form-section {
  background: rgba(0, 0, 0, 0.8);
  border: 1px solid #00d4ff;
  color: #00d4ff;
}

body.design-holo .form-section h2 {
  color: #00d4ff;
  text-shadow: 0 0 5px #00d4ff;
}

body.design-holo .chatbot-btn {
  background: linear-gradient(135deg, #00d4ff 0%, #0099cc 100%);
  border: 1px solid #00d4ff;
  color: #00d4ff;
  text-shadow: 0 0 5px #00d4ff;
}

body.design-holo .chatbot-btn:hover {
  background: linear-gradient(135deg, #ff00ff 0%, #00d4ff 100%);
  box-shadow: 0 0 15px rgba(255, 0, 255, 0.5);
}

/* design-fantasy テーマ */
body.design-fantasy .chatbot-toggle {
  background: linear-gradient(135deg, #8a2be2 0%, #da70d6 100%);
  border: 1px solid #8a2be2;
  color: #8a2be2;
  box-shadow: 0 0 15px rgba(138, 43, 226, 0.3);
}

body.design-fantasy .chatbot-toggle:hover {
  background: linear-gradient(135deg, #da70d6 0%, #8a2be2 100%);
  box-shadow: 0 0 25px rgba(218, 112, 214, 0.5);
  transform: translateY(-2px);
}

body.design-fantasy .chatbot-panel {
  background: rgba(25, 25, 50, 0.95);
  border: 1px solid #8a2be2;
  box-shadow: 0 0 30px rgba(138, 43, 226, 0.3);
  backdrop-filter: blur(10px);
}

body.design-fantasy .chatbot-header {
  background: rgba(25, 25, 50, 0.9);
  border-bottom-color: #8a2be2;
}

body.design-fantasy .chatbot-header h3 {
  color: #da70d6;
  text-shadow: 0 0 10px #da70d6;
}

body.design-fantasy .chatbot-close {
  color: #da70d6;
}

body.design-fantasy .chatbot-close:hover {
  color: #ffd700;
  text-shadow: 0 0 10px #ffd700;
}

body.design-fantasy .form-section {
  background: rgba(25, 25, 50, 0.8);
  border: 1px solid #8a2be2;
  color: #da70d6;
}

body.design-fantasy .form-section h2 {
  color: #da70d6;
  text-shadow: 0 0 5px #da70d6;
}

body.design-fantasy .chatbot-btn {
  background: linear-gradient(135deg, #8a2be2 0%, #da70d6 100%);
  border: 1px solid #8a2be2;
  color: #da70d6;
  text-shadow: 0 0 5px #da70d6;
}

body.design-fantasy .chatbot-btn:hover {
  background: linear-gradient(135deg, #ffd700 0%, #8a2be2 100%);
  box-shadow: 0 0 15px rgba(255, 215, 0, 0.5);
}

/* design-normal テーマ */
body.design-normal .chatbot-toggle {
  background: #ffffff;
  border: 1px solid #e5e7eb;
  color: #374151;
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

body.design-normal .chatbot-toggle:hover {
  background: #f8f9fa;
  border-color: #d1d5db;
  box-shadow: 0 4px 8px rgba(0, 0, 0, 0.15);
}

body.design-normal .chatbot-panel {
  background: #ffffff;
  border: 1px solid #e5e7eb;
  box-shadow: 0 10px 25px rgba(0, 0, 0, 0.15);
}

body.design-normal .chatbot-header {
  background: #f8f9fa;
  border-bottom-color: #e5e7eb;
}

body.design-normal .chatbot-header h3 {
  color: #374151;
}

body.design-normal .chatbot-close {
  color: #6b7280;
}

body.design-normal .chatbot-close:hover {
  color: #374151;
  background: #e5e7eb;
}

body.design-normal .form-section {
  background: #ffffff;
  border: 1px solid #e5e7eb;
  color: #374151;
}

body.design-normal .form-section h2 {
  color: #374151;
}

body.design-normal .chatbot-btn {
  background: #007bff;
  color: white;
}

body.design-normal .chatbot-btn:hover {
  background: #0056cc;
}

/* design-dark テーマ */
body.design-dark .chatbot-toggle {
  background: #2d3748;
  border: 1px solid #4a5568;
  color: #e2e8f0;
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.3);
}

body.design-dark .chatbot-toggle:hover {
  background: #4a5568;
  border-color: #718096;
  box-shadow: 0 4px 8px rgba(0, 0, 0, 0.4);
}

body.design-dark .chatbot-panel {
  background: #1a202c;
  border: 1px solid #4a5568;
  box-shadow: 0 10px 25px rgba(0, 0, 0, 0.4);
}

body.design-dark .chatbot-header {
  background: #2d3748;
  border-bottom-color: #4a5568;
}

body.design-dark .chatbot-header h3 {
  color: #e2e8f0;
}

body.design-dark .chatbot-close {
  color: #a0aec0;
}

body.design-dark .chatbot-close:hover {
  color: #e2e8f0;
  background: #4a5568;
}

body.design-dark .form-section {
  background: #2d3748;
  border: 1px solid #4a5568;
  color: #e2e8f0;
}

body.design-dark .form-section h2 {
  color: #e2e8f0;
}

body.design-dark .chatbot-btn {
  background: #3182ce;
  color: white;
}

body.design-dark .chatbot-btn:hover {
  background: #2c5aa0;
}

/* design-minimal テーマ */
body.design-minimal .chatbot-toggle {
  background: #ffffff;
  border: 1px solid #e8e8ed;
  color: #007aff;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
  border-radius: 8px;
}

body.design-minimal .chatbot-toggle:hover {
  background: #f2f2f7;
  border-color: #007aff;
  box-shadow: 0 4px 12px rgba(0, 122, 255, 0.15);
  transform: translateY(-1px);
}

body.design-minimal .chatbot-panel {
  background: #ffffff;
  border: 1px solid #e8e8ed;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
  border-radius: 12px;
  backdrop-filter: blur(20px);
}

body.design-minimal .chatbot-header {
  background: #fbfbfd;
  border-bottom-color: #e8e8ed;
  border-radius: 12px 12px 0 0;
}

body.design-minimal .chatbot-header h3 {
  color: #1d1d1f;
  font-weight: 600;
  letter-spacing: -0.02em;
}

body.design-minimal .chatbot-close {
  color: #86868b;
}

body.design-minimal .chatbot-close:hover {
  color: #1d1d1f;
  background: #f2f2f7;
  border-radius: 6px;
}

body.design-minimal .form-section {
  background: #ffffff;
  border: 1px solid #e8e8ed;
  color: #1d1d1f;
}

body.design-minimal .form-section h2 {
  color: #1d1d1f;
  font-weight: 600;
  letter-spacing: -0.01em;
}

body.design-minimal .chatbot-btn {
  background: #007aff;
  color: white;
  border-radius: 8px;
  font-weight: 500;
}

body.design-minimal .chatbot-btn:hover {
  background: #0056cc;
  transform: translateY(-1px);
  box-shadow: 0 4px 12px rgba(0, 122, 255, 0.3);
}

/* モバイル対応 */
@media (max-width: 768px) {
  #chatbot-container {
    top: 1.25rem;
    right: 20px;
    z-index: 100000000;
  }
  
  .chatbot-panel {
    width: 90vw;
    max-width: 350px;
    right: -20px;
  }
  
  .chatbot-content {
    padding: 15px;
  }
  
  .form-section {
    padding: 15px;
  }
  
  .form-section-ano {
    display: block;
  }
  
  .form-section-ano span {
    padding-left: 0;
  }
  
  /* モバイルでのタッチ操作最適化（重複を削除） */
  .chatbot-toggle {
    min-height: 44px;
    min-width: 44px;
    touch-action: manipulation;
    -webkit-tap-highlight-color: transparent;
    -webkit-appearance: none;
    -webkit-touch-callout: none;
    -webkit-user-select: none;
    -moz-user-select: none;
    -ms-user-select: none;
    user-select: none;
    pointer-events: auto;
    position: relative;
    z-index: 100000001;
    -webkit-transform: translateZ(0);
    transform: translateZ(0);
    -webkit-backface-visibility: hidden;
    backface-visibility: hidden;
    display: flex !important;
    visibility: visible !important;
    opacity: 1 !important;
  }
}