/* Login Modal Styles */
#loginModal {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-color: rgba(0, 0, 0, 0.5);
  display: none;
  align-items: center;
  justify-content: center;
  z-index: 9999;
  padding: 20px;
}

#loginModal.show {
  display: flex !important;
}

#loginModal .modal-content {
  background: #fff;
  border-radius: 12px;
  max-width: 400px;
  width: 90%;
  box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.25);
  transform: scale(0.7);
  transition: transform 0.2s ease-out;
}

#loginModal .modal-header {
  padding: 24px 24px 16px;
  border-bottom: 1px solid #e5e7eb;
  display: flex;
  justify-content: space-between;
  align-items: center;
}


#loginModal .modal-close {
  background: none;
  border: none;
  font-size: 24px;
  color: #6b7280;
  cursor: pointer;
  padding: 4px;
  border-radius: 6px;
  width: 32px;
  height: 32px;
  display: flex;
  align-items: center;
  justify-content: center;
}

#loginModal .modal-close:hover {
  background-color: #f3f4f6;
  color: #374151;
}

#loginModal .modal-body {
  padding: 24px;
}

#loginModal .modal-actions {
  display: flex;
  gap: 12px;
  justify-content: flex-end;
  margin-top: 24px;
  padding-top: 20px;
  border-top: 1px solid #e5e7eb;
}

#loginModal .modal-btn {
  padding: 12px 24px;
  border-radius: 8px;
  font-size: 15px;
  font-weight: 600;
  cursor: pointer;
  border: none;
  min-height: 44px;
}

#loginModal .modal-btn-primary {
  background-color: #3b82f6;
  color: #fff;
}

#loginModal .modal-btn-primary:hover {
  background-color: #2563eb;
}

#loginModal .modal-btn-secondary {
  background-color: #f3f4f6;
  color: #374151;
}

#loginModal .modal-btn-secondary:hover {
  background-color: #e5e7eb;
}
#loginModal .modal-title {
  font-size: 20px;
  font-weight: 700;
  color: #1f2937;
  margin: 0;
}

/* Review Modal Styles */
#reviewModal {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-color: rgba(0, 0, 0, 0.6);
  display: none;
  align-items: center;
  justify-content: center;
  z-index: 9999;
  padding: 32px;
  backdrop-filter: blur(4px);
}

#reviewModal.show {
  display: flex !important;
}

#reviewModal .review-modal-content {
  max-width: 640px;
  padding: 40px;
  width: 90%;
  max-height: 90vh;
  overflow-y: auto;
  background: #ffffff;
  border-radius: 20px;
  box-shadow: 0 25px 50px rgba(0, 0, 0, 0.12), 0 0 0 1px rgba(0, 0, 0, 0.05);
  transform: scale(0.96);
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  position: relative;
}

#reviewModal.show .review-modal-content {
  transform: scale(1);
}

#reviewModal .book-info {
  background: linear-gradient(135deg, #ffffff 0%, #fafbfc 100%);
  border-radius: 16px;
  padding: 28px;
  margin-bottom: 36px;
  border: 1px solid #e2e8f0;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.05);
  transition: all 0.3s ease;
}

#reviewModal .book-info:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 25px rgba(0, 0, 0, 0.08);
}

#reviewModal .book-info-content {
  display: flex;
  gap: 20px;
  align-items: flex-start;
}

#reviewModal .book-image {
  width: 96px;
  height: 128px;
  object-fit: cover;
  border-radius: 12px;
  flex-shrink: 0;
  box-shadow: 0 8px 20px rgba(0, 0, 0, 0.12);
  transition: transform 0.3s ease;
}

#reviewModal .book-image:hover {
  transform: scale(1.02);
}

#reviewModal .book-details {
  flex: 1;
  padding-top: 2px; /* 수직 정렬 보정 */
}

#reviewModal .book-title {
  font-size: 20px;
  font-weight: 700;
  color: #111827;
  margin: 0 0 12px 0;
  line-height: 1.4;
  letter-spacing: -0.02em;
}

#reviewModal .book-author {
  font-size: 15px;
  color: #4b5563;
  margin: 0 0 6px 0;
  font-weight: 500;
}

#reviewModal .book-publisher {
  font-size: 13px;
  color: #6b7280;
  margin: 0;
  font-weight: 400;
}

#reviewModal .form-group {
  margin-bottom: 32px;
}

/* Like Section Styles - 하트 아이콘을 위한 스타일 */
#reviewModal .heart-svg {
  transition: all 0.3s ease;
  pointer-events: none; /* 하트 아이콘이 클릭 이벤트를 가로채지 않도록 설정 */
}

#reviewModal .heart-path {
  fill: #d1d5db;
  transition: fill 0.2s ease;
  pointer-events: none;
}

#reviewModal .like-section.liked .heart-path {
  fill: #ef4444;
}

#reviewModal .like-section:hover:not(.liked) .heart-path {
  fill: #f87171;
}

#reviewModal .like-count {
  color: #64748b;
  font-size: 14px;
  font-weight: 500;
  text-align: center;
  transition: all 0.3s ease;
  min-width: 20px;
  line-height: 1;
}

#reviewModal .like-button.liked ~ .like-count {
  color: #dc2626;
  font-weight: 600;
}


#reviewModal .form-group label {
  display: block;
  font-weight: 600;
  color: #374151;
  margin-bottom: 12px;
  font-size: 15px;
  letter-spacing: -0.01em;
}

#reviewModal .form-input {
  width: 100%;
  padding: 18px 22px;
  border: 2px solid #e5e7eb;
  border-radius: 14px;
  font-size: 15px;
  transition: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
  background: #ffffff;
  resize: vertical;
  font-family: inherit;
  line-height: 1.6;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.04);
}

#reviewModal .form-input:hover {
  border-color: #d1d5db;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.06);
}

#reviewModal .form-input:focus {
  outline: none;
  border-color: #3b82f6;
  box-shadow: 0 0 0 4px rgba(59, 130, 246, 0.1), 0 0 0 1px rgba(59, 130, 246, 0.05);
  transform: translateY(-1px);
}

#reviewModal .form-input::placeholder {
  color: #9ca3af;
  font-style: italic;
}

/* Modal Actions */
#reviewModal .modal-actions {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-top: 32px;
  padding-top: 24px;
  border-top: 1px solid #e5e7eb;
}

#reviewModal .like-section {
  display: flex;
  align-items: center;
  gap: 10px;
  border: 1px solid #efefef;
  padding: 10px;
  border-radius: 12px;
  background-color: #fcfcfc;
  transition: all 0.3s ease;
  user-select: none;
}

#reviewModal .like-section:hover {
  border-color: #fecaca;
  background-color: #fef2f2;
  transform: scale(1.02);
}

#reviewModal .like-section.liked {
  border-color: #fecaca;
  background-color: #fef2f2;
}

#reviewModal .like-section.liked:hover {
  border-color: #f87171;
  background-color: #fee2e2;
  transform: scale(1.02);
}

#reviewModal .action-buttons {
  display: flex;
  gap: 16px;
}

#reviewModal .modal-btn {
  padding: 14px 28px;
  border-radius: 12px;
  font-size: 15px;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.2s ease;
  border: none;
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
}

#reviewModal .modal-btn-primary {
  background: linear-gradient(135deg, #3b82f6 0%, #2563eb 100%);
  color: #ffffff;
  box-shadow: 0 4px 12px rgba(59, 130, 246, 0.3);
}

#reviewModal .modal-btn-primary:hover {
  background: linear-gradient(135deg, #2563eb 0%, #1d4ed8 100%);
  transform: translateY(-2px);
  box-shadow: 0 8px 20px rgba(59, 130, 246, 0.4);
}

#reviewModal .modal-btn-secondary {
  background: #f8fafc;
  color: #64748b;
  border: 2px solid #e2e8f0;
}

#reviewModal .modal-btn-secondary:hover {
  background: #f1f5f9;
  border-color: #cbd5e1;
  color: #475569;
  transform: translateY(-1px);
}

/* Success message */
.success-message {
  font-size: 14px;
  font-weight: 500;
}

/* Tag Autocomplete Styles */
.tag-input-group {
  position: relative;
}

.tag-suggestions {
  position: absolute;
  top: 100%;
  left: 0;
  right: 0;
  background: white;
  border: 2px solid #e2e8f0;
  border-top: none;
  border-radius: 0 0 12px 12px;
  box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
  max-height: 200px;
  overflow-y: auto;
  z-index: 1000;
}

.tag-suggestions-list {
  padding: 4px 0;
}

.tag-suggestion-item {
  padding: 10px 16px;
  cursor: pointer;
  font-size: 14px;
  color: #374151;
  transition: all 0.15s ease;
  border-left: 3px solid transparent;
}

.tag-suggestion-item:hover,
.tag-suggestion-item.selected {
  background: #f8fafc;
  border-left-color: #3b82f6;
  color: #1e40af;
}

.tag-suggestion-item:first-child {
  border-radius: 8px 8px 0 0;
}

.tag-suggestion-item:last-child {
  border-radius: 0 0 8px 8px;
}

/* Tag input improvements */
#tagList {
  padding-right: 16px;
}

#tagList:focus + .tag-suggestions {
  border-color: #3b82f6;
}

/* Loading state for tag suggestions */
.tag-suggestions.loading {
  padding: 12px 16px;
  text-align: center;
  color: #6b7280;
  font-size: 14px;
}

/* No results state */
.tag-suggestions .no-results {
  padding: 12px 16px;
  text-align: center;
  color: #9ca3af;
  font-size: 14px;
  font-style: italic;
}

/* AI Suggestions Styles */
.tag-suggestion-header {
  padding: 12px 16px 8px 16px;
  border-bottom: 1px solid #e5e7eb;
  background: linear-gradient(135deg, #f8fafc 0%, #f1f5f9 100%);
}

.ai-badge {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  background: linear-gradient(135deg, #4285f4 0%, #1a73e8 100%);
  color: white;
  padding: 4px 10px;
  border-radius: 12px;
  font-size: 12px;
  font-weight: 600;
  margin-bottom: 6px;
}

.ai-description {
  color: #6b7280;
  font-size: 13px;
  font-style: italic;
}

.ai-suggested {
  position: relative;
  background: linear-gradient(135deg, #f8f9ff 0%, #e8f0fe 100%);
  border-left-color: #4285f4 !important;
  color: #1a237e !important;
}

.ai-suggested::before {
  content: "✨";
  position: absolute;
  right: 12px;
  top: 50%;
  transform: translateY(-50%);
  font-size: 14px;
  opacity: 0.7;
}

.ai-suggested:hover,
.ai-suggested.selected {
  background: linear-gradient(135deg, #e3f2fd 0%, #bbdefb 100%);
  border-left-color: #1a73e8 !important;
  color: #0d47a1 !important;
}

/* Loading Animation */
.tag-suggestion-loading {
  padding: 20px 16px;
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
}

.loading-spinner {
  width: 24px;
  height: 24px;
  border: 2px solid #e5e7eb;
  border-top: 2px solid #4285f4;
  border-radius: 50%;
  animation: spin 1s linear infinite;
}

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

.loading-text {
  color: #6b7280;
  font-size: 13px;
  font-style: italic;
}