/* ============================================
   BrewBuddy AI Sidebar - Shopify Sidekick Style
   ============================================ */

:root {
  --ai-sidebar-width: 420px;
  --ai-sidebar-bg: #ffffff;
  --ai-primary: #f59e0b;
  --ai-primary-dark: #d97706;
  --ai-primary-light: #fef3c7;
  --ai-text: #1f2937;
  --ai-text-muted: #6b7280;
  --ai-border: #e5e7eb;
  --ai-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.25);
  --ai-transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

/* ============================================
   Content Shift for Main Content
   ============================================ */

body.ai-sidebar-open {
  overflow-x: hidden;
}

body.ai-sidebar-open main,
body.ai-sidebar-open footer,
body.ai-sidebar-open header {
  transition: transform var(--ai-transition), margin-right var(--ai-transition);
}

@media (min-width: 1024px) {
  body.ai-sidebar-open main,
  body.ai-sidebar-open footer,
  body.ai-sidebar-open header {
    margin-right: var(--ai-sidebar-width);
  }

  /* Ensure container elements also adjust */
  body.ai-sidebar-open .container,
  body.ai-sidebar-open .max-w-7xl {
    transition: max-width var(--ai-transition);
  }
}

/* ============================================
   Overlay
   ============================================ */

.ai-sidebar-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.3);
  backdrop-filter: blur(2px);
  opacity: 0;
  visibility: hidden;
  transition: opacity var(--ai-transition), visibility var(--ai-transition);
  z-index: 1999;
}

body.ai-sidebar-open .ai-sidebar-overlay {
  opacity: 1;
  visibility: visible;
}

@media (min-width: 1024px) {
  body.ai-sidebar-open .ai-sidebar-overlay {
    opacity: 0;
    visibility: hidden;
  }
}

/* ============================================
   Sidebar Container
   ============================================ */

.ai-sidebar {
  position: fixed;
  top: 0;
  right: 0;
  bottom: 0;
  width: 100%;
  max-width: var(--ai-sidebar-width);
  background: var(--ai-sidebar-bg);
  box-shadow: var(--ai-shadow);
  transform: translateX(100%);
  transition: transform var(--ai-transition);
  z-index: 2000;
  display: flex;
  flex-direction: column;
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', system-ui, sans-serif;
}

body.ai-sidebar-open .ai-sidebar {
  transform: translateX(0);
}

/* ============================================
   Header
   ============================================ */

.ai-sidebar-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 20px;
  border-bottom: 1px solid var(--ai-border);
  background: linear-gradient(135deg, #fffbeb 0%, #fef3c7 100%);
  flex-shrink: 0;
}

.ai-sidebar-title {
  display: flex;
  align-items: center;
  gap: 12px;
}

.ai-sidebar-avatar {
  width: 44px;
  height: 44px;
  background: linear-gradient(135deg, var(--ai-primary) 0%, var(--ai-primary-dark) 100%);
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-size: 20px;
  box-shadow: 0 4px 12px rgba(245, 158, 11, 0.3);
}

.ai-sidebar-title h2 {
  font-size: 18px;
  font-weight: 700;
  color: var(--ai-text);
  margin: 0;
  line-height: 1.2;
}

.ai-sidebar-status {
  font-size: 12px;
  color: var(--ai-text-muted);
}

.ai-sidebar-header-actions {
  display: flex;
  gap: 8px;
}

.ai-sidebar-icon-btn {
  width: 36px;
  height: 36px;
  border: none;
  background: white;
  border-radius: 10px;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--ai-text-muted);
  transition: all 0.2s ease;
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
}

.ai-sidebar-icon-btn:hover {
  background: var(--ai-primary-light);
  color: var(--ai-primary-dark);
}

/* ============================================
   Subscription Gate
   ============================================ */

.ai-sidebar-gate {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 40px 24px;
  background: linear-gradient(180deg, #fff 0%, #fef3c7 100%);
}

.ai-gate-content {
  text-align: center;
  max-width: 300px;
}

.ai-gate-icon {
  width: 80px;
  height: 80px;
  background: linear-gradient(135deg, var(--ai-primary-light) 0%, #fde68a 100%);
  border-radius: 24px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 24px;
  font-size: 32px;
  color: var(--ai-primary-dark);
}

.ai-gate-content h3 {
  font-size: 22px;
  font-weight: 700;
  color: var(--ai-text);
  margin: 0 0 12px;
}

.ai-gate-content p {
  font-size: 14px;
  color: var(--ai-text-muted);
  line-height: 1.6;
  margin: 0 0 24px;
}

.ai-gate-btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 28px;
  background: linear-gradient(135deg, var(--ai-primary) 0%, var(--ai-primary-dark) 100%);
  color: white;
  font-weight: 600;
  font-size: 15px;
  border-radius: 12px;
  text-decoration: none;
  transition: all 0.3s ease;
  box-shadow: 0 4px 12px rgba(245, 158, 11, 0.3);
}

.ai-gate-btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(245, 158, 11, 0.4);
}

.ai-gate-note {
  font-size: 12px;
  color: var(--ai-text-muted);
  margin-top: 16px !important;
}

/* ============================================
   Chat Container
   ============================================ */

.ai-sidebar-chat {
  flex: 1;
  display: flex;
  flex-direction: column;
  overflow: hidden;
  min-height: 0;
}

/* ============================================
   Suggestions Panel
   ============================================ */

.ai-suggestions-panel {
  flex: 1;
  padding: 24px 20px;
  overflow-y: auto;
}

.ai-welcome-message {
  text-align: center;
  margin-bottom: 28px;
}

.ai-welcome-message h3 {
  font-size: 20px;
  font-weight: 700;
  color: var(--ai-text);
  margin: 0 0 8px;
}

.ai-welcome-message p {
  font-size: 14px;
  color: var(--ai-text-muted);
  line-height: 1.5;
  margin: 0;
}

.ai-suggestions-section {
  margin-bottom: 24px;
}

.ai-suggestions-label {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 12px;
  font-weight: 600;
  color: var(--ai-text-muted);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  margin-bottom: 12px;
}

.ai-suggestions-label i {
  color: var(--ai-primary);
}

.ai-suggestions-list {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.ai-suggestion-chip {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 12px 16px;
  background: white;
  border: 1px solid var(--ai-border);
  border-radius: 12px;
  font-size: 14px;
  color: var(--ai-text);
  cursor: pointer;
  transition: all 0.2s ease;
  text-align: left;
  width: 100%;
}

.ai-suggestion-chip:hover {
  background: var(--ai-primary-light);
  border-color: var(--ai-primary);
  transform: translateX(4px);
}

.ai-suggestion-chip i {
  color: var(--ai-primary);
  width: 18px;
  text-align: center;
}

.ai-context-suggestion {
  padding-top: 20px;
  border-top: 1px solid var(--ai-border);
}

.ai-context-chip {
  background: linear-gradient(135deg, #fffbeb 0%, #fef3c7 100%);
  border-color: var(--ai-primary);
}

/* ============================================
   Chat Log
   ============================================ */

.ai-chat-log {
  flex: 1;
  overflow-y: auto;
  padding: 20px;
  display: none;
  flex-direction: column;
  gap: 16px;
}

.ai-chat-log.has-messages {
  display: flex;
}

.ai-chat-log.has-messages + .ai-suggestions-panel {
  display: none;
}

/* Message Bubbles */
.ai-msg {
  max-width: 85%;
  padding: 12px 16px;
  border-radius: 16px;
  line-height: 1.5;
  font-size: 14px;
  animation: ai-slideIn 0.3s ease-out;
}

@keyframes ai-slideIn {
  from {
    opacity: 0;
    transform: translateY(10px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.ai-msg.user {
  align-self: flex-end;
  background: linear-gradient(135deg, var(--ai-primary) 0%, var(--ai-primary-dark) 100%);
  color: white;
  border-bottom-right-radius: 4px;
}

.ai-msg.bot {
  align-self: flex-start;
  background: #f3f4f6;
  color: var(--ai-text);
  border-bottom-left-radius: 4px;
}

.ai-msg.bot .brewery {
  color: var(--ai-primary-dark);
  font-weight: 600;
  background: var(--ai-primary-light);
  padding: 1px 6px;
  border-radius: 4px;
}

.ai-msg.bot strong {
  font-weight: 700;
  color: var(--ai-text);
}

/* Typing Indicator */
.ai-msg.typing {
  background: #f3f4f6;
  color: var(--ai-text-muted);
  display: flex;
  align-items: center;
  gap: 4px;
  padding: 14px 18px;
}

.ai-typing-dots {
  display: flex;
  gap: 4px;
}

.ai-typing-dots span {
  width: 8px;
  height: 8px;
  background: var(--ai-primary);
  border-radius: 50%;
  animation: ai-typingBounce 1.4s infinite ease-in-out;
}

.ai-typing-dots span:nth-child(1) { animation-delay: 0s; }
.ai-typing-dots span:nth-child(2) { animation-delay: 0.2s; }
.ai-typing-dots span:nth-child(3) { animation-delay: 0.4s; }

@keyframes ai-typingBounce {
  0%, 80%, 100% {
    transform: scale(0.8);
    opacity: 0.5;
  }
  40% {
    transform: scale(1);
    opacity: 1;
  }
}

/* Image Preview in Chat */
.ai-msg-image {
  max-width: 180px;
  border-radius: 12px;
  margin-top: 8px;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
}

/* ============================================
   Quick Actions Bar
   ============================================ */

.ai-quick-actions {
  display: flex;
  gap: 8px;
  padding: 12px 20px;
  border-top: 1px solid var(--ai-border);
  background: #fafafa;
  flex-shrink: 0;
}

.ai-action-btn {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 4px;
  padding: 10px 8px;
  background: white;
  border: 1px solid var(--ai-border);
  border-radius: 10px;
  cursor: pointer;
  transition: all 0.2s ease;
}

.ai-action-btn:hover {
  background: var(--ai-primary-light);
  border-color: var(--ai-primary);
}

.ai-action-btn i {
  font-size: 18px;
  color: var(--ai-primary);
}

.ai-action-btn span {
  font-size: 11px;
  font-weight: 500;
  color: var(--ai-text-muted);
}

/* ============================================
   Input Area
   ============================================ */

.ai-input-area {
  padding: 16px 20px 12px;
  border-top: 1px solid var(--ai-border);
  background: white;
  flex-shrink: 0;
}

.ai-chat-form {
  margin: 0;
}

.ai-input-wrapper {
  display: flex;
  align-items: flex-end;
  gap: 10px;
  background: #f3f4f6;
  border-radius: 16px;
  padding: 6px 6px 6px 16px;
  transition: all 0.2s ease;
  border: 2px solid transparent;
}

.ai-input-wrapper:focus-within {
  background: white;
  border-color: var(--ai-primary);
  box-shadow: 0 0 0 4px rgba(245, 158, 11, 0.1);
}

.ai-chat-input {
  flex: 1;
  border: none;
  background: transparent;
  font-size: 14px;
  line-height: 1.5;
  padding: 8px 0;
  resize: none;
  outline: none;
  font-family: inherit;
  color: var(--ai-text);
  max-height: 120px;
}

.ai-chat-input::placeholder {
  color: var(--ai-text-muted);
}

.ai-send-btn {
  width: 40px;
  height: 40px;
  background: linear-gradient(135deg, var(--ai-primary) 0%, var(--ai-primary-dark) 100%);
  border: none;
  border-radius: 12px;
  color: white;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.2s ease;
  flex-shrink: 0;
}

.ai-send-btn:disabled {
  background: #d1d5db;
  cursor: not-allowed;
}

.ai-send-btn:not(:disabled):hover {
  transform: scale(1.05);
  box-shadow: 0 4px 12px rgba(245, 158, 11, 0.4);
}

.ai-input-footer {
  display: flex;
  justify-content: center;
  margin-top: 8px;
}

.ai-powered-by {
  font-size: 11px;
  color: #9ca3af;
}

/* ============================================
   Floating Trigger Button
   ============================================ */

.ai-sidebar-trigger {
  position: fixed;
  bottom: 24px;
  right: 24px;
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 14px 20px 14px 16px;
  background: linear-gradient(135deg, var(--ai-primary) 0%, var(--ai-primary-dark) 100%);
  color: white;
  border: none;
  border-radius: 50px;
  cursor: pointer;
  z-index: 1900;
  box-shadow: 0 8px 24px rgba(217, 119, 6, 0.35);
  transition: all 0.3s ease;
  font-family: 'Montserrat', sans-serif;
}

.ai-sidebar-trigger:hover {
  transform: translateY(-3px);
  box-shadow: 0 12px 32px rgba(217, 119, 6, 0.45);
}

body.ai-sidebar-open .ai-sidebar-trigger {
  opacity: 0;
  visibility: hidden;
  transform: translateY(20px);
}

.ai-trigger-icon {
  width: 28px;
  height: 28px;
  background: rgba(255, 255, 255, 0.2);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 14px;
}

.ai-trigger-label {
  font-size: 14px;
  font-weight: 600;
}

.ai-trigger-pulse {
  position: absolute;
  inset: -4px;
  border-radius: 50px;
  background: var(--ai-primary);
  opacity: 0;
  animation: ai-pulse 2s cubic-bezier(0.4, 0, 0.6, 1) infinite;
  z-index: -1;
}

@keyframes ai-pulse {
  0%, 100% {
    opacity: 0;
    transform: scale(1);
  }
  50% {
    opacity: 0.3;
    transform: scale(1.1);
  }
}

/* Hide pulse after first interaction */
.ai-sidebar-trigger.interacted .ai-trigger-pulse {
  display: none;
}

/* ============================================
   Mobile Responsive
   ============================================ */

@media (max-width: 1023px) {
  .ai-sidebar {
    max-width: 100%;
  }

  .ai-trigger-label {
    display: none;
  }

  .ai-sidebar-trigger {
    padding: 16px;
    border-radius: 50%;
  }

  .ai-trigger-icon {
    width: 24px;
    height: 24px;
    background: transparent;
  }
}

@media (max-width: 480px) {
  .ai-sidebar-header {
    padding: 12px 16px;
  }

  .ai-suggestions-panel {
    padding: 20px 16px;
  }

  .ai-chat-log {
    padding: 16px;
  }

  .ai-quick-actions {
    padding: 10px 16px;
  }

  .ai-input-area {
    padding: 12px 16px 10px;
  }

  .ai-sidebar-trigger {
    bottom: 16px;
    right: 16px;
  }
}

/* ============================================
   Itinerary Actions (within chat)
   ============================================ */

.ai-itinerary-actions {
  display: flex;
  gap: 8px;
  margin-top: 12px;
  flex-wrap: wrap;
}

.ai-itin-btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 8px 14px;
  background: white;
  border: 1px solid var(--ai-primary);
  border-radius: 8px;
  font-size: 12px;
  font-weight: 500;
  color: var(--ai-primary-dark);
  cursor: pointer;
  transition: all 0.2s ease;
}

.ai-itin-btn:hover {
  background: var(--ai-primary);
  color: white;
}

.ai-itin-btn i {
  font-size: 12px;
}

/* ============================================
   Dark Mode Support (optional future)
   ============================================ */

@media (prefers-color-scheme: dark) {
  /* Can add dark mode styles here if needed */
}