:root {
  /* Light Mode Variables */
  --bg-primary: #ffffff;
  --bg-secondary: #f8f9fa;
  --text-primary: #1a1a1a;
  --text-secondary: #6b7280;
  --border-color: #e5e7eb;
  --accent-color: #10a37f;
  --accent-hover: #0d8f6f;
  --success-color: #10b981;
  --error-color: #ef4444;
  --error-hover: #dc2626;
  
  /* Shadow Variables (iOS-inspired, neutral colors) */
  --shadow-xs: 0 1px 2px 0 rgba(0, 0, 0, 0.03);
  --shadow-sm: 0 1px 3px 0 rgba(0, 0, 0, 0.06), 0 1px 2px 0 rgba(0, 0, 0, 0.04);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.08), 0 2px 4px -1px rgba(0, 0, 0, 0.04);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.08), 0 4px 6px -2px rgba(0, 0, 0, 0.04);
  --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.08), 0 10px 10px -5px rgba(0, 0, 0, 0.02);
  
  /* Animation Variables */
  --duration: 300ms;
  --easing: cubic-bezier(0.4, 0, 0.2, 1);
  --easing-gentle: cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
  background: var(--bg-primary);
  min-height: 100vh;
  color: var(--text-primary);
  line-height: 1.6;
  overflow-x: hidden;
  transition: all var(--duration) var(--easing);
}

.browser-landing {
  display: flex;
  min-height: 100vh;
  position: relative;
}

#main {
  flex: 1;
  display: flex;
  flex-direction: column;
  background: var(--bg-primary);
  overflow-y: auto;
}

#marquee {
  background: var(--bg-secondary);
  border-bottom: 1px solid var(--border-color);
  padding: 1rem 2rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 60px;
  box-shadow: var(--shadow-xs);
}

.marquee-copy {
  display: flex;
  align-items: center;
}

.marquee-copy h1 {
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--text-primary);
  margin: 0;
}

.compact.marquee {
  display: flex;
  flex-direction: column;
  padding: 2rem;
  overflow-y: auto;
  max-width: 64rem;
  margin: 0 auto;
  width: 100%;
}

#info {
  margin-bottom: 1rem;
  font-size: 0.875rem;
  color: var(--text-secondary);
  text-align: center;
  min-height: 1.5rem;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all var(--duration) var(--easing);
}

#info p {
  margin: 0;
}

#info a {
  color: var(--accent-color);
  text-decoration: none;
  transition: all var(--duration) var(--easing);
}

#info a:hover {
  text-decoration: underline;
  opacity: 0.8;
}

.button-group {
  align-self: end;
  display: flex;
  gap: 0.5rem;
  align-items: center;
}

#start_button {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: var(--accent-color);
  border: none;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all var(--duration) var(--easing);
  position: relative;
  box-shadow: var(--shadow-md);
  outline: none;
  /* NO transform property at all */
}

#start_button:hover {
  background: var(--accent-hover);
  box-shadow: var(--shadow-lg);
  /* NO transform */
}

#start_button:active {
  box-shadow: var(--shadow-sm);
  opacity: 0.95;
  /* NO transform */
}

#start_button:focus-visible {
  outline: 2px solid var(--accent-color);
  outline-offset: 3px;
}

#start_button.recording {
  background: var(--error-color);
  animation: pulse 1.5s infinite;
}

#start_button.recording:hover {
  background: var(--error-hover);
}

@keyframes pulse {
  0% {
    box-shadow: 0 0 0 0 rgba(239, 68, 68, 0.4);
  }
  50% {
    box-shadow: 0 0 0 12px rgba(239, 68, 68, 0);
  }
  100% {
    box-shadow: 0 0 0 0 rgba(239, 68, 68, 0);
  }
}

#start_img {
  width: 20px;
  height: 20px;
}

#reset_button {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: var(--bg-secondary);
  border: 1px solid var(--border-color);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all var(--duration) var(--easing);
  box-shadow: var(--shadow-sm);
  outline: none;
  color: var(--text-secondary);
  /* NO transform property at all */
}

#reset_button:hover {
  background: var(--bg-primary);
  border-color: var(--accent-color);
  box-shadow: var(--shadow-md);
  color: var(--accent-color);
  /* NO transform */
}

#reset_button:active {
  box-shadow: var(--shadow-xs);
  opacity: 0.9;
  /* NO transform */
}

#reset_button:focus-visible {
  outline: 2px solid var(--accent-color);
  outline-offset: 3px;
}

#reset_button svg {
  width: 20px;
  height: 20px;
}

#results {
  background: var(--bg-primary);
  border: 1px solid var(--border-color);
  border-radius: 0.75rem;
  padding: 1.5rem;
  min-height: 280px;
  font-size: 1rem;
  line-height: 1.75;
  color: var(--text-primary);
  margin-bottom: 1.5rem;
  box-shadow: var(--shadow-md);
  transition: all var(--duration) var(--easing);
  display: flex;
  flex-direction: column;
  gap: 8px;
}

#results:hover {
  box-shadow: var(--shadow-lg);
}

#results:empty::before {
  content: '音声認識結果がここに表示されます';
  color: var(--text-secondary);
  font-style: normal;
}

#transcript_container {
  display: block;
  height: 200px;
  overflow-y: auto;
  padding-right: 0.5rem;
  outline: none;
  cursor: text;
  min-height: 200px;
}

#transcript_container:focus {
  /* フォーカス時の背景色変更を無効化 */
}


/* Scrollbar styling for transcript_container */
#transcript_container::-webkit-scrollbar {
  width: 6px;
}

#transcript_container::-webkit-scrollbar-track {
  background: var(--bg-secondary);
  border-radius: 3px;
}

#transcript_container::-webkit-scrollbar-thumb {
  background: rgba(0, 0, 0, 0.2);
  border-radius: 3px;
  transition: background var(--duration) var(--easing);
}

#transcript_container::-webkit-scrollbar-thumb:hover {
  background: rgba(0, 0, 0, 0.3);
}

#final_span {
  outline: none;
}

#final_span:focus {
  /* フォーカス時の背景色変更を無効化 */
}

#transcript_container.show-placeholder::before {
  content: 'You can paste or type conversation here...';
  color: var(--text-secondary);
  font-style: italic;
  position: absolute;
  padding-top: 4px;
  pointer-events: none;
}

.final {
  color: var(--text-primary);
  margin-right: 0.5rem;
}

.interim {
  color: var(--text-secondary);
  font-style: italic;
  opacity: 0.8;
}

#div_language {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

#select_language,
#select_dialect {
  padding: 0.5rem 0.75rem;
  border: 1px solid var(--border-color);
  border-radius: 0.5rem;
  background: var(--bg-primary);
  font-size: 0.875rem;
  color: var(--text-primary);
  cursor: pointer;
  transition: all var(--duration) var(--easing);
  min-width: 120px;
  outline: none;
  /* NO transform property */
}

#select_language:hover,
#select_dialect:hover {
  background: var(--bg-secondary);
  border-color: var(--accent-color);
  box-shadow: var(--shadow-sm);
  /* NO transform */
}

#select_language:focus,
#select_dialect:focus {
  border-color: var(--accent-color);
  box-shadow: 0 0 0 3px rgba(16, 163, 127, 0.1);
  /* NO transform */
}

#select_language:active,
#select_dialect:active {
  box-shadow: none;
  opacity: 0.9;
  /* NO transform */
}

/* Scrollbar styling */
#results::-webkit-scrollbar {
  width: 8px;
}

#results::-webkit-scrollbar-track {
  background: var(--bg-secondary);
  border-radius: 4px;
}

#results::-webkit-scrollbar-thumb {
  background: rgba(0, 0, 0, 0.2);
  border-radius: 4px;
  transition: background var(--duration) var(--easing);
}

#results::-webkit-scrollbar-thumb:hover {
  background: rgba(0, 0, 0, 0.3);
}

/* Elevation Classes for future use */
.elevation-0 { box-shadow: none; }
.elevation-1 { box-shadow: var(--shadow-xs); }
.elevation-2 { box-shadow: var(--shadow-sm); }
.elevation-3 { box-shadow: var(--shadow-md); }
.elevation-4 { box-shadow: var(--shadow-lg); }
.elevation-5 { box-shadow: var(--shadow-xl); }

/* Skeleton Loading Animation */
@keyframes skeleton-loading {
  0% {
    background-position: -200% 0;
  }
  100% {
    background-position: 200% 0;
  }
}

.skeleton-card {
  background: var(--bg-primary);
  border: 1px solid var(--border-color);
  border-radius: 0.75rem;
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  padding: 0;
  pointer-events: none;
  min-width: 500px;
  max-width: 500px;
  height: 700px;
  flex-shrink: 0;
}

.skeleton-card:hover {
  transform: none;
  box-shadow: var(--shadow-sm);
  border-color: var(--border-color);
}

.skeleton-image {
  height: 180px;
  background: linear-gradient(90deg, #e0e0e0 0%, #f0f0f0 50%, #e0e0e0 100%);
  background-size: 200% 100%;
  animation: skeleton-loading 1.5s ease-in-out infinite;
  border-radius: 0.75rem 0.75rem 0 0;
}

.skeleton-header {
  height: 40px;
  background: linear-gradient(90deg, #e0e0e0 0%, #f0f0f0 50%, #e0e0e0 100%);
  background-size: 200% 100%;
  animation: skeleton-loading 1.5s ease-in-out infinite;
}

.skeleton-content {
  padding: 0.75rem;
  padding-bottom: 1.5rem;
}

.skeleton-title {
  height: 20px;
  background: linear-gradient(90deg, #e0e0e0 0%, #f0f0f0 50%, #e0e0e0 100%);
  background-size: 200% 100%;
  animation: skeleton-loading 1.5s ease-in-out infinite;
  border-radius: 4px;
  margin-bottom: 0.75rem;
  width: 85%;
}

.skeleton-line {
  height: 14px;
  background: linear-gradient(90deg, #e0e0e0 0%, #f0f0f0 50%, #e0e0e0 100%);
  background-size: 200% 100%;
  animation: skeleton-loading 1.5s ease-in-out infinite;
  border-radius: 4px;
  margin-bottom: 0.5rem;
}

.skeleton-line:last-child {
  margin-bottom: 0.75rem;
}

.skeleton-line.short {
  width: 50%;
}

.skeleton-line.medium {
  width: 75%;
}

.skeleton-button {
  height: 36px;
  background: linear-gradient(90deg, #e0e0e0 0%, #f0f0f0 50%, #e0e0e0 100%);
  background-size: 200% 100%;
  animation: skeleton-loading 1.5s ease-in-out infinite;
  border-radius: 0.5rem;
  margin: auto 0.75rem 0.75rem;
  width: calc(100% - 1.5rem);
}

/* Hidden elements */
.button {
  display: none;
}

#headline {
  text-decoration: none;
}

#buttons {
  margin: 10px 0;
  position: relative;
  top: -50px;
}

#copy {
  margin-top: 20px;
}

#copy > div {
  display: none;
  margin: 0 70px;
}

a.c1 {
  font-weight: normal;
}

/* Summary Section */
.summary-section {
  max-width: 64rem;
  margin: 0.5rem auto 0.5rem;
  padding: 0 2rem;
  width: 100%;
}

.summary-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 1rem;
}

.api-selector {
  padding: 0.5rem 0.75rem;
  border: 1px solid var(--border-color);
  border-radius: 0.5rem;
  background: var(--bg-primary);
  font-size: 0.875rem;
  color: var(--text-primary);
  cursor: pointer;
  transition: all var(--duration) var(--easing);
  min-width: 150px;
  outline: none;
}

.api-selector:hover {
  background: var(--bg-secondary);
  border-color: var(--accent-color);
  box-shadow: var(--shadow-sm);
}

.api-selector:focus {
  border-color: var(--accent-color);
  box-shadow: 0 0 0 3px rgba(16, 163, 127, 0.1);
}

.section-title {
  font-size: 1.125rem;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 1rem;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.section-subtitle {
  font-size: 0.875rem;
  font-weight: 400;
  color: var(--text-secondary);
  margin-left: 0.5rem;
}

.badge {
  font-size: 0.75rem;
  font-weight: 500;
  padding: 0.25rem 0.5rem;
  background: var(--accent-color);
  color: white;
  border-radius: 0.25rem;
}

/* Summary box wrapper - contains border, padding, shadow */
.summary-box-wrapper {
  background: var(--bg-primary);
  border: 1px solid var(--border-color);
  border-radius: 0.75rem;
  padding: 1.5rem;
  margin-bottom: 1rem;
  box-shadow: var(--shadow-md);
  transition: all var(--duration) var(--easing);
}

.summary-box-wrapper:focus-within {
  border-color: #3b82f6;
  box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.1), var(--shadow-md);
}

/* Summary box - content area only */
.summary-box {
  min-height: 150px;
  height: 250px;
  max-height: 250px;
  overflow-y: auto;
  font-size: 1rem;
  line-height: 1.75;
  color: var(--text-primary);
  animation: fadeIn 0.3s ease-in;
  cursor: text;
  outline: none;
  position: relative;
}

.summary-box:empty::before {
  content: '会話内容から自動的に要約が生成されます';
  color: var(--text-secondary);
  font-style: italic;
}

/* Scrollbar styling for summary-box */
.summary-box::-webkit-scrollbar {
  width: 6px;
}

.summary-box::-webkit-scrollbar-track {
  background: var(--bg-secondary);
  border-radius: 3px;
}

.summary-box::-webkit-scrollbar-thumb {
  background: rgba(0, 0, 0, 0.2);
  border-radius: 3px;
  transition: background var(--duration) var(--easing);
}

.summary-box::-webkit-scrollbar-thumb:hover {
  background: rgba(0, 0, 0, 0.3);
}


@keyframes fadeIn {
  from { opacity: 0.7; }
  to { opacity: 1; }
}

.empty-state {
  color: var(--text-secondary);
  font-style: italic;
}

.ai-status {
  font-size: 0.875rem;
  color: var(--text-secondary);
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.75rem 1rem;
  background: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-radius: 0.5rem;
  box-shadow: var(--shadow-xs);
}

.ai-status.available {
  color: var(--success-color);
}

.ai-status.unavailable {
  color: var(--error-color);
}

/* Loading Spinner */
.loading-spinner {
  display: inline-block;
  width: 12px;
  height: 12px;
  border: 2px solid var(--border-color);
  border-top-color: var(--accent-color);
  border-radius: 50%;
  animation: spin 1s linear infinite;
}

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

/* Modal */
.modal {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.5);
  z-index: 1000;
  align-items: center;
  justify-content: center;
}

.modal-content {
  background: var(--bg-primary);
  padding: 2rem;
  border-radius: 1rem;
  max-width: 400px;
  width: 90%;
  box-shadow: var(--shadow-xl);
}

.modal-content h2 {
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 1rem;
}

.modal-content p {
  color: var(--text-secondary);
  margin-bottom: 1.5rem;
  line-height: 1.6;
}

.modal-status {
  background: var(--bg-secondary);
  padding: 1rem;
  border-radius: 0.5rem;
  margin-bottom: 1.5rem;
  width: 100%;
  text-align: center;
  color: var(--text-secondary);
}

.modal-button {
  width: 100%;
  padding: 0.75rem 1.5rem;
  background: #4a90e2;
  color: white;
  border: none;
  border-radius: 0.5rem;
  font-size: 1rem;
  font-weight: 500;
  cursor: pointer;
  transition: all var(--duration) var(--easing);
  box-shadow: var(--shadow-sm);
}

.modal-button:hover:not(:disabled) {
  background: #357abd;
  box-shadow: var(--shadow-md);
}

.modal-button:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

.download-progress {
  width: 100%;
  height: 8px;
  background: var(--bg-secondary);
  border-radius: 4px;
  overflow: hidden;
  margin-top: 0.5rem;
}

.download-progress-bar {
  height: 100%;
  background: linear-gradient(90deg, #4a90e2, #357abd);
  border-radius: 4px;
  transition: width 0.3s ease;
}

/* Tour Section */
.tour-section {
  max-width: 64rem;
  margin: 1rem auto 2rem;
  padding: 0 2rem;
  width: 100%;
}

/* Legacy tour styles - removed as they conflict with the updated styles below */

/* Responsive Design */
@media (max-width: 768px) {
  .container {
    padding: 1rem;
  }
  
  #marquee {
    padding: 0.75rem 1rem;
    flex-direction: column;
    height: auto;
    gap: 1rem;
  }
  
  .marquee-copy h1 {
    font-size: 1.125rem;
  }
  
  #div_language {
    width: 100%;
    justify-content: center;
  }
  
  #select_language,
  #select_dialect {
    flex: 1;
    max-width: 150px;
  }
  
  .compact.marquee {
    padding: 1rem;
  }
  
  .summary-section {
    padding: 0 1rem;
  }
  
  .summary-header {
    flex-direction: column;
    gap: 1rem;
    align-items: flex-start;
  }
  
  .api-selector {
    width: 100%;
  }
  
  .tour-section {
    padding: 0 1rem;
  }
  
  .tour-card {
    min-height: 180px;
  }
  
  .staff-memo-section {
    padding: 0 1rem;
  }
}

/* Staff Memo Section */
.staff-memo-section {
  max-width: 64rem;
  margin: 1rem auto 1.5rem;
  padding: 0 2rem;
  width: 100%;
}

.memo-box {
  background: var(--bg-primary);
  border: 1px solid var(--border-color);
  border-radius: 0.75rem;
  padding: 1.5rem;
  min-height: 120px;
  height: 200px;
  max-height: 200px;
  overflow-y: auto;
  font-size: 1rem;
  line-height: 1.75;
  color: var(--text-primary);
  box-shadow: var(--shadow-md);
  transition: all var(--duration) var(--easing);
  outline: none;
  cursor: text;
}

.memo-box:focus {
  border-color: #3b82f6;
  box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.1), var(--shadow-md);
}

.memo-box:hover {
  box-shadow: var(--shadow-lg);
}

.memo-box:empty::before {
  color: var(--text-secondary);
  font-style: italic;
  white-space: pre-line;
}

/* Scrollbar styling for memo-box */
.memo-box::-webkit-scrollbar {
  width: 6px;
}

.memo-box::-webkit-scrollbar-track {
  background: var(--bg-secondary);
  border-radius: 3px;
}

.memo-box::-webkit-scrollbar-thumb {
  background: rgba(0, 0, 0, 0.2);
  border-radius: 3px;
  transition: background var(--duration) var(--easing);
}

.memo-box::-webkit-scrollbar-thumb:hover {
  background: rgba(0, 0, 0, 0.3);
}

/* Search Button Section */
.search-button-section {
  max-width: 64rem;
  margin: 1rem auto 1.5rem;
  padding: 0 2rem;
  width: 100%;
  text-align: center;
}

/* Search Tours Button */
.search-tours-button {
  padding: 12px 24px;
  background: linear-gradient(135deg, #3b82f6 0%, #2563eb 100%);
  color: white;
  border: none;
  border-radius: 8px;
  font-size: 16px;
  font-weight: 600;
  cursor: pointer;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
  box-shadow: 0 4px 6px rgba(59, 130, 246, 0.2);
  display: inline-block;
}

.search-tours-button:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 12px rgba(59, 130, 246, 0.3);
}

.search-tours-button:active {
  transform: translateY(0);
  box-shadow: 0 2px 4px rgba(59, 130, 246, 0.2);
}

.search-tours-button:disabled {
  opacity: 0.4;
  cursor: not-allowed;
  transform: none;
  background: linear-gradient(135deg, #9ca3af 0%, #6b7280 100%);
  box-shadow: none;
}

/* Search Progress */
.search-progress {
  margin: 0.5rem 0 1rem 0;
}

.progress-message {
  font-size: 0.95rem;
  font-weight: 500;
  text-align: center;
  min-height: 1.5rem;
  background: linear-gradient(90deg, #6b7280 0%, #9ca3af 50%, #6b7280 100%);
  background-size: 200% 100%;
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  animation: shimmer 2s ease-in-out infinite;
}

@keyframes shimmer {
  0% {
    background-position: -200% 0;
  }
  100% {
    background-position: 200% 0;
  }
}

/* Tour Grid Container */
.tour-grid-container {
  position: relative;
  margin-top: 1.5rem;
}

/* Tour Grid - Horizontal Scroll */
.tour-grid {
  display: flex;
  flex-direction: row;
  gap: 1.5rem;
  overflow-x: auto;
  overflow-y: visible;
  padding: 1rem 0.5rem 2rem 0.5rem;
  scroll-snap-type: x mandatory;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: none; /* Firefox */
  -ms-overflow-style: none; /* IE/Edge */
}

/* Hide scrollbar for Chrome, Safari */
.tour-grid::-webkit-scrollbar {
  display: none;
}

/* Scroll buttons */
.tour-scroll-button {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  width: 40px;
  height: 40px;
  background: var(--bg-primary);
  border: 1px solid var(--border-color);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  z-index: 10;
  box-shadow: var(--shadow-md);
  transition: all var(--duration) var(--easing);
  opacity: 0.9;
}

.tour-scroll-button:hover {
  background: var(--accent-color);
  border-color: var(--accent-color);
  color: white;
  opacity: 1;
}

.tour-scroll-button:disabled {
  opacity: 0.3;
  cursor: not-allowed;
  background: var(--bg-secondary);
}

.tour-scroll-button-left {
  left: -20px;
}

.tour-scroll-button-right {
  right: -20px;
}

.tour-card.placeholder {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 200px;
  background: #f8f9fa;
  border: 2px dashed #dee2e6;
  box-shadow: none;
  width: 100%;
}

.tour-card.placeholder:hover {
  transform: none;
  box-shadow: none;
}

.placeholder-content {
  text-align: center;
  padding: 2rem;
}

.placeholder-icon {
  font-size: 3rem;
  display: block;
  margin-bottom: 1rem;
}

.placeholder-content p {
  color: #6c757d;
  font-size: 1rem;
  margin: 0;
}

/* Tour Card Updates - Compact Horizontal Card */
.tour-card {
  background: var(--bg-primary);
  border: 1px solid var(--border-color);
  border-radius: 0.75rem;
  overflow: hidden;
  box-shadow: var(--shadow-md);
  transition: all var(--duration) var(--easing);
  display: flex;
  flex-direction: column;
  min-width: 280px;
  max-width: 280px;
  flex-shrink: 0;
  scroll-snap-align: start;
}

.tour-card-content {
  flex: 1;
  display: flex;
  flex-direction: column;
}

.tour-image {
  width: 100%;
  height: 150px;
  overflow: hidden;
  background: var(--bg-secondary);
}

.tour-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--duration) var(--easing);
}

.tour-card:hover .tour-image img {
  transform: scale(1.05);
}

.tour-card:hover {
  box-shadow: var(--shadow-md);
  border-color: var(--accent-color);
}

.tour-header {
  padding: 0.5rem 1rem;
  background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  color: white;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.tour-badge {
  background: rgba(255, 255, 255, 0.2);
  color: white;
  padding: 0.25rem 0.75rem;
  border-radius: 1rem;
  font-size: 0.75rem;
  font-weight: 600;
}

.tour-title {
  padding: 0.75rem 0.75rem 0.5rem;
  margin: 0;
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--text-primary);
  line-height: 1.4;
}

.tour-code {
  padding: 0 0.75rem 0.5rem;
  font-size: 0.75rem;
  color: var(--text-secondary);
}

.tour-code-label {
  margin-right: 0.25rem;
}

.tour-code-value {
  font-family: 'Courier New', monospace;
  font-weight: 600;
  color: var(--text-primary);
  background: var(--bg-secondary);
  padding: 0.1rem 0.4rem;
  border-radius: 0.25rem;
}

.tour-details {
  padding: 0 0.75rem;
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-bottom: 0.5rem;
  border: none;
}

.tour-detail-item {
  display: flex;
  flex-direction: column;
  flex: 1;
  min-width: 0;
}

.tour-detail-item:first-child {
  flex-basis: 100%;
  margin-bottom: 0.25rem;
}

.tour-label {
  font-size: 0.7rem;
  color: var(--text-secondary);
  margin-bottom: 2px;
}

.tour-value {
  font-size: 0.85rem;
  color: var(--text-primary);
  font-weight: 600;
  word-wrap: break-word;
}

.tour-price-value {
  font-size: 1.1rem;
  color: var(--text-primary);
  font-weight: 700;
}

.tour-price-notes {
  font-size: 0.7rem;
  color: var(--text-secondary);
  font-weight: 400;
  margin-top: 0.25rem;
}

.tour-description {
  padding: 0 0.75rem 0.75rem;
  color: var(--text-secondary);
  line-height: 1.4;
  font-size: 0.8rem;
}

.tour-features {
  padding: 0 0.75rem 0.75rem;
  display: flex;
  flex-wrap: wrap;
  gap: 0.375rem;
}

.tour-feature {
  background: var(--bg-secondary);
  padding: 0.2rem 0.5rem;
  border-radius: 0.75rem;
  font-size: 0.7rem;
  color: var(--text-secondary);
}

.tour-actions {
  padding: 0.75rem;
  border-top: 1px solid var(--border-color);
  margin-top: 0.5rem;
}

.tour-detail-button {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.5rem 1rem;
  background: linear-gradient(135deg, #0066cc 0%, #0052a3 100%);
  color: white;
  text-decoration: none;
  border-radius: 0.5rem;
  font-size: 0.85rem;
  font-weight: 600;
  transition: all 0.2s ease;
  box-shadow: 0 2px 4px rgba(0, 102, 204, 0.2);
}

.tour-detail-button:hover {
  transform: translateY(-1px);
  box-shadow: 0 4px 8px rgba(0, 102, 204, 0.3);
  background: linear-gradient(135deg, #0052a3 0%, #004080 100%);
}

.tour-detail-button:active {
  transform: translateY(0);
  box-shadow: 0 2px 4px rgba(0, 102, 204, 0.2);
}

.tour-detail-button svg {
  width: 14px;
  height: 14px;
}

.tour-button {
  width: calc(100% - 1.5rem);
  margin: auto 0.75rem 0.75rem;
  padding: 0.75rem;
  background: var(--accent-color);
  color: white;
  border: none;
  border-radius: 0.5rem;
  font-size: 0.95rem;
  font-weight: 500;
  cursor: pointer;
  transition: all var(--duration) var(--easing);
  box-shadow: var(--shadow-sm);
}

.tour-button:hover:not(:disabled) {
  background: var(--accent-hover);
  box-shadow: var(--shadow-md);
  transform: translateY(-1px);
}

.tour-button:disabled {
  background: var(--text-secondary);
  cursor: not-allowed;
  opacity: 0.5;
}

/* Remove default link styles for tour buttons */
.tour-card a {
  text-decoration: none;
  display: block;
}

/* Travel Assistant Section - Compact Version */
.assistant-section.compact {
  max-width: 64rem;
  margin: 0.25rem auto 1rem;
  padding: 0 2rem;
  width: 100%;
}

.assistant-header {
  margin-bottom: 0.75rem;
}

.assistant-title {
  font-size: 1rem;
  font-weight: 600;
  color: var(--text-primary);
  margin: 0;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.assistant-icon {
  color: var(--accent-color);
  font-size: 1.1rem;
}

.assistant-compact-box {
  background: var(--bg-primary);
  border: none;
  border-radius: 0.75rem;
  padding: 0;
  box-shadow: none;
  transition: all var(--duration) var(--easing);
}

.assistant-compact-box:hover {
  box-shadow: none;
}

/* Validation Grid */
.validation-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
  gap: 0.625rem;
  margin-bottom: 1rem;
}

.validation-item {
  display: flex;
  align-items: center;
  gap: 0.375rem;
  padding: 0.375rem 0.5rem;
  background: var(--bg-secondary);
  border-radius: 0.375rem;
  font-size: 0.8rem;
  transition: all var(--duration) var(--easing);
  border: 1px solid transparent;
}

.validation-item.checked {
  background: #f0fdf4;
  border: 1px solid #86efac;
}

.validation-icon {
  font-size: 0.875rem;
  color: #9ca3af;
  transition: all var(--duration) var(--easing);
}

.validation-item.checked .validation-icon {
  color: #10b981;
}

.validation-label {
  color: var(--text-secondary);
  font-weight: 500;
}

.validation-item.checked .validation-label {
  color: #059669;
}

/* AI Assistant Container */
.ai-assistant-container {
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
  margin-top: 1rem;
  padding: 0.5rem 0;
}

.ai-avatar {
  flex-shrink: 0;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  background: var(--bg-secondary);
}

.ai-avatar img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.ai-bubble {
  position: relative;
  flex: 1;
  max-width: 100%;
}

.ai-bubble-content {
  background: #f9fafb;
  border: 1px solid #d1d5db;
  border-radius: 0.75rem;
  padding: 0.75rem 1rem;
  position: relative;
  box-shadow: var(--shadow-xs);
  animation: fadeInUp 0.3s ease;
}

.ai-bubble-arrow {
  position: absolute;
  left: -6px;
  top: 12px;
  width: 0;
  height: 0;
  border-style: solid;
  border-width: 6px 6px 6px 0;
  border-color: transparent #d1d5db transparent transparent;
}

.ai-bubble-arrow::after {
  content: '';
  position: absolute;
  left: 1px;
  top: -5px;
  width: 0;
  height: 0;
  border-style: solid;
  border-width: 5px 5px 5px 0;
  border-color: transparent #f9fafb transparent transparent;
}

.suggestion-text {
  font-size: 0.875rem;
  color: var(--text-primary);
  font-weight: 500;
  line-height: 1.4;
  margin: 0;
  transition: opacity 0.2s ease-in-out;
}

@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(4px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes thinking {
  0%, 60%, 100% {
    opacity: 0.3;
  }
  30% {
    opacity: 1;
  }
}

.assistant-status {
  margin-top: 0.75rem;
  padding: 0.5rem;
  background: var(--bg-secondary);
  border-radius: 0.375rem;
  font-size: 0.75rem;
  color: var(--text-secondary);
  display: flex;
  align-items: center;
  gap: 0.375rem;
}

/* SSE Progress Display Styles */
.search-progress-container {
  background: var(--bg-primary);
  border: 1px solid var(--border-color);
  border-radius: 0.75rem;
  padding: 1.5rem;
  box-shadow: var(--shadow-md);
  animation: fadeIn 0.3s ease-in;
}

.progress-header {
  margin-bottom: 1rem;
  text-align: center;
}

.progress-header h3 {
  font-size: 1.125rem;
  font-weight: 600;
  color: var(--text-primary);
  margin: 0;
}

.progress-status {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.75rem;
  margin-bottom: 1rem;
  min-height: 24px;
}

#progressMessage {
  font-size: 0.875rem;
  color: var(--text-secondary);
  animation: fadeIn 0.3s ease-in;
}

/* Progress Bar */
.progress-bar-container {
  width: 100%;
  height: 8px;
  background: var(--bg-secondary);
  border-radius: 4px;
  overflow: hidden;
  margin-bottom: 1.5rem;
  box-shadow: inset 0 1px 3px rgba(0, 0, 0, 0.1);
}

.progress-bar {
  height: 100%;
  background: linear-gradient(90deg, #667eea 0%, #764ba2 100%);
  border-radius: 4px;
  transition: width 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  box-shadow: 0 2px 4px rgba(102, 126, 234, 0.2);
  position: relative;
  overflow: hidden;
}

.progress-bar::after {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: linear-gradient(
    90deg,
    transparent,
    rgba(255, 255, 255, 0.3),
    transparent
  );
  animation: shimmer 2s infinite;
}

@keyframes shimmer {
  0% {
    transform: translateX(-100%);
  }
  100% {
    transform: translateX(100%);
  }
}

/* Progress Steps */
.progress-steps {
  display: flex;
  justify-content: space-around;
  align-items: center;
  gap: 1rem;
}

.progress-step {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.5rem;
  opacity: 0.4;
  transition: all var(--duration) var(--easing);
}

.progress-step.active {
  opacity: 1;
}

.progress-step.active .step-icon {
  color: #667eea;
  animation: pulse-icon 1.5s infinite;
}

.progress-step.completed {
  opacity: 1;
}

.progress-step.completed .step-icon {
  color: var(--success-color);
}

.step-icon {
  font-size: 1.5rem;
  transition: all var(--duration) var(--easing);
}

.step-label {
  font-size: 0.75rem;
  color: var(--text-secondary);
  font-weight: 500;
  text-align: center;
}

.progress-step.active .step-label {
  color: #667eea;
  font-weight: 600;
}

.progress-step.completed .step-label {
  color: var(--success-color);
}

@keyframes pulse-icon {
  0%, 100% {
    transform: scale(1);
  }
  50% {
    transform: scale(1.1);
  }
}

/* Enhanced Loading Spinner for Progress */
.progress-status .loading-spinner {
  width: 16px;
  height: 16px;
  border: 2px solid var(--border-color);
  border-top-color: #667eea;
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
}

/* Error state for progress */
.search-progress-container.error {
  border-color: var(--error-color);
}

.search-progress-container.error .progress-header h3 {
  color: var(--error-color);
}

/* Success state for progress */
.search-progress-container.success .progress-bar {
  background: linear-gradient(90deg, #10b981 0%, #059669 100%);
}

/* Responsive adjustments */
@media (max-width: 768px) {
  .assistant-section.compact {
    padding: 0 1rem;
  }
  
  .assistant-compact-box {
    padding: 0;
  }
  
  .validation-grid {
    grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));
    gap: 0.5rem;
  }
  
  .validation-item {
    font-size: 0.75rem;
    padding: 0.25rem 0.375rem;
  }
  
  .search-button-section {
    padding: 0 1rem;
  }
  
  .ai-assistant-container {
    gap: 0.5rem;
  }
  
  .ai-avatar {
    width: 36px;
    height: 36px;
  }
  
  .ai-avatar img {
    width: 36px;
    height: 36px;
  }
  
  .ai-bubble-content {
    padding: 0.625rem 0.875rem;
  }
  
  /* SSE Progress responsive styles */
  .search-progress-container {
    padding: 1rem;
  }
  
  .progress-steps {
    gap: 0.5rem;
  }
  
  .step-icon {
    font-size: 1.25rem;
  }
  
  .step-label {
    font-size: 0.7rem;
  }
  
  .progress-header h3 {
    font-size: 1rem;
  }
}

/* ============================================
   Skeleton Loading Cards
   ============================================ */

@keyframes skeleton-loading {
  0% {
    background-position: -200% 0;
  }
  100% {
    background-position: 200% 0;
  }
}

.skeleton-card {
  background: var(--bg-primary);
  border: 1px solid var(--border-color);
  border-radius: 0.75rem;
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  padding: 0;
  pointer-events: none;
  min-width: 500px;
  max-width: 500px;
  height: 700px;
  flex-shrink: 0;
}

.skeleton-card:hover {
  transform: none;
  box-shadow: var(--shadow-sm);
  border-color: var(--border-color);
}

.skeleton-image {
  height: 180px;
  background: linear-gradient(90deg, #e0e0e0 0%, #f0f0f0 50%, #e0e0e0 100%);
  background-size: 200% 100%;
  animation: skeleton-loading 1.5s ease-in-out infinite;
  border-radius: 0.75rem 0.75rem 0 0;
}

.skeleton-header {
  height: 40px;
  background: linear-gradient(90deg, #e0e0e0 0%, #f0f0f0 50%, #e0e0e0 100%);
  background-size: 200% 100%;
  animation: skeleton-loading 1.5s ease-in-out infinite;
}

.skeleton-content {
  padding: 0.75rem;
  padding-bottom: 1.5rem;
}

.skeleton-title {
  height: 20px;
  background: linear-gradient(90deg, #e0e0e0 0%, #f0f0f0 50%, #e0e0e0 100%);
  background-size: 200% 100%;
  animation: skeleton-loading 1.5s ease-in-out infinite;
  border-radius: 4px;
  margin-bottom: 0.5rem;
  width: 70%;
}

.skeleton-code {
  height: 16px;
  background: linear-gradient(90deg, #e0e0e0 0%, #f0f0f0 50%, #e0e0e0 100%);
  background-size: 200% 100%;
  animation: skeleton-loading 1.5s ease-in-out infinite;
  border-radius: 4px;
  width: 40%;
}

.skeleton-label {
  height: 14px;
  background: linear-gradient(90deg, #e0e0e0 0%, #f0f0f0 50%, #e0e0e0 100%);
  background-size: 200% 100%;
  animation: skeleton-loading 1.5s ease-in-out infinite;
  border-radius: 4px;
  width: 80px;
}

.skeleton-value {
  height: 14px;
  background: linear-gradient(90deg, #e0e0e0 0%, #f0f0f0 50%, #e0e0e0 100%);
  background-size: 200% 100%;
  animation: skeleton-loading 1.5s ease-in-out infinite;
  border-radius: 4px;
  width: 120px;
}

.skeleton-description {
  height: 16px;
  background: linear-gradient(90deg, #e0e0e0 0%, #f0f0f0 50%, #e0e0e0 100%);
  background-size: 200% 100%;
  animation: skeleton-loading 1.5s ease-in-out infinite;
  border-radius: 4px;
  width: 100%;
  margin-top: 8px;
}

.skeleton-description:last-of-type {
  width: 85%;
}

.skeleton-button {
  height: 36px;
  background: linear-gradient(90deg, #e0e0e0 0%, #f0f0f0 50%, #e0e0e0 100%);
  background-size: 200% 100%;
  animation: skeleton-loading 1.5s ease-in-out infinite;
  border-radius: 6px;
  width: 120px;
}

/* ============================================
   Search Button Loading State
   ============================================ */

.search-tours-button:disabled {
  opacity: 0.4;
  cursor: not-allowed;
  transform: none;
  background: linear-gradient(135deg, #9ca3af 0%, #6b7280 100%);
  box-shadow: none;
}

/* ============================================
   Activity Card Styles
   ============================================ */

.activity-card {
  background: var(--bg-primary);
  border: 1px solid var(--border-color);
  border-radius: 1rem;
  box-shadow: var(--shadow-md);
  overflow: hidden;
  transition: all var(--duration) var(--easing);
  min-width: 600px;
  max-width: 800px;
}

.activity-card:hover {
  box-shadow: var(--shadow-lg);
  transform: translateY(-2px);
}

.activity-card-content {
  padding: 1.5rem;
}

.activity-platform-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 1rem;
  padding-bottom: 0.75rem;
  border-bottom: 2px solid var(--border-color);
}

.activity-platform-header h3 {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--text-primary);
  margin: 0;
}

.platform-domain {
  font-size: 0.875rem;
  color: var(--text-secondary);
  background: var(--bg-secondary);
  padding: 0.25rem 0.75rem;
  border-radius: 0.5rem;
}

.activity-images {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
  gap: 0.75rem;
  margin-bottom: 1.25rem;
}

.activity-image {
  width: 100%;
  height: 120px;
  object-fit: cover;
  border-radius: 0.5rem;
  box-shadow: var(--shadow-sm);
}

.activity-description {
  color: var(--text-primary);
  line-height: 1.8;
}

/* Markdown content styling */
.markdown-content {
  font-size: 0.95rem;
}

.markdown-content h1,
.markdown-content h2,
.markdown-content h3 {
  margin-top: 1.5rem;
  margin-bottom: 0.75rem;
  font-weight: 600;
  color: var(--text-primary);
}

.markdown-content h1 {
  font-size: 1.5rem;
}

.markdown-content h2 {
  font-size: 1.25rem;
}

.markdown-content h3 {
  font-size: 1.3rem;
}

.markdown-content p {
  margin-bottom: 0.75rem;
}

.markdown-content ul,
.markdown-content ol {
  margin-left: 1.5rem;
  margin-bottom: 0.75rem;
}

.markdown-content li {
  margin-bottom: 0.5rem;
}

.markdown-content strong {
  font-weight: 600;
  color: var(--text-primary);
}

/* First paragraph's strong in list items (activity names) */
.markdown-content li > p:first-child strong {
  font-size: 1.15rem;
  font-weight: 700;
}

/* Citation links styling */
.markdown-content a {
  display: inline-block;
  color: #0066cc;
  text-decoration: none;
  font-size: 0.75rem;
  font-weight: 600;
  padding: 0.1rem 0.35rem;
  margin: 0 0.15rem;
  background: rgba(0, 102, 204, 0.1);
  border-radius: 0.25rem;
  vertical-align: baseline;
  position: relative;
  top: -0.25em;
  line-height: 1;
  transition: all 0.2s ease;
  white-space: nowrap;
}

.markdown-content a:hover {
  background: rgba(0, 102, 204, 0.2);
  transform: translateY(-1px);
  box-shadow: 0 2px 4px rgba(0, 102, 204, 0.2);
}

.markdown-content code {
  background: var(--bg-secondary);
  padding: 0.2rem 0.4rem;
  border-radius: 0.25rem;
  font-family: 'Courier New', monospace;
  font-size: 0.9em;
}

.markdown-content pre {
  background: var(--bg-secondary);
  padding: 1rem;
  border-radius: 0.5rem;
  overflow-x: auto;
  margin-bottom: 0.75rem;
}

.markdown-content pre code {
  background: none;
  padding: 0;
}

.markdown-content blockquote {
  border-left: 4px solid var(--accent-color);
  padding-left: 1rem;
  margin-left: 0;
  margin-bottom: 0.75rem;
  color: var(--text-secondary);
  font-style: italic;
}

.activity-metadata {
  margin-top: 1.25rem;
  padding-top: 1rem;
  border-top: 1px solid var(--border-color);
  display: flex;
  align-items: center;
  gap: 1rem;
}

.metadata-item {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.875rem;
  color: var(--text-secondary);
}

.metadata-item svg {
  width: 16px;
  height: 16px;
  stroke: var(--text-secondary);
}

/* Fallback image indicator */
.activity-images {
  position: relative;
}

.activity-image[data-fallback="true"] {
  opacity: 0.9;
}

.fallback-badge {
  position: absolute;
  top: 0.5rem;
  right: 0.5rem;
  background: rgba(0, 0, 0, 0.7);
  color: white;
  font-size: 0.7rem;
  padding: 0.25rem 0.5rem;
  border-radius: 0.25rem;
  backdrop-filter: blur(4px);
}