/**
 * AI Chat Widget Styles
 * All styles are prefixed with .epkb-ai-chat to avoid conflicts
 */
#epkb-ai-chat-widget-root {
  all: initial;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif !important;
  z-index: 99999;
  position: relative;
}
#epkb-ai-chat-widget-root * {
  box-sizing: border-box !important;
  line-height: normal !important;
}
#epkb-ai-chat-widget-root [type=button], #epkb-ai-chat-widget-root [type=submit], #epkb-ai-chat-widget-root button {
  background-color: transparent;
  border: 1px solid #4B4749;
  border-radius: 3px;
  color: #0F0E0E;
  display: inline-block;
  font-size: 1rem;
  font-weight: 400;
  padding: 0.5rem 1rem;
  text-align: center;
  transition: all 0.3s;
  -webkit-user-select: none;
  -moz-user-select: none;
  user-select: none;
  white-space: nowrap;
}
#epkb-ai-chat-widget-root .epkb-ai-chat-widget {
  position: fixed;
  bottom: 20px;
  right: 20px;
  z-index: 9999;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
}
#epkb-ai-chat-widget-root .epkb-ai-chat-widget .epkb-ai-chat-window {
  position: absolute;
  bottom: 80px;
  right: 0;
  width: 425px;
  max-height: calc(100vh - 120px);
  height: 700px;
  background-color: white;
  border-radius: 12px;
  box-shadow: 0 4px 24px rgba(0, 0, 0, 0.15);
  display: flex;
  flex-direction: column;
  overflow: hidden;
  animation: epkb-slideUp 0.3s ease-out;
  transition: width 0.3s ease, height 0.3s ease;
}
#epkb-ai-chat-widget-root .epkb-ai-chat-widget .epkb-ai-chat-window--expanded {
  width: 600px;
  height: 85vh;
}
#epkb-ai-chat-widget-root .epkb-ai-chat-widget .epkb-ai-chat-window .epkb-ai-chat-header {
  background: linear-gradient(135deg, #0073AA 0%, #005A87 100%);
  color: #FFFFFF;
  padding: 16px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}
#epkb-ai-chat-widget-root .epkb-ai-chat-widget .epkb-ai-chat-window .epkb-ai-chat-header h3 {
  color: #FFFFFF;
  margin: 0;
  font-size: 16px;
  font-weight: 600;
  text-shadow: 0 1px 2px rgba(0, 0, 0, 0.1);
}
#epkb-ai-chat-widget-root .epkb-ai-chat-widget .epkb-ai-chat-window .epkb-ai-chat-header .epkb-ai-chat-header-actions {
  display: flex;
  align-items: center;
  gap: 8px;
}
#epkb-ai-chat-widget-root .epkb-ai-chat-widget .epkb-ai-chat-window .epkb-ai-chat-header .epkb-ai-chat-header-actions button, #epkb-ai-chat-widget-root .epkb-ai-chat-widget .epkb-ai-chat-window .epkb-ai-chat-header .epkb-ai-chat-header-actions .epkb-ai-chat-action-btn {
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: 6px;
  color: white;
  cursor: pointer;
  transition: all 0.2s ease;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 12px;
  font-weight: 500;
  text-decoration: none;
}
#epkb-ai-chat-widget-root .epkb-ai-chat-widget .epkb-ai-chat-window .epkb-ai-chat-header .epkb-ai-chat-header-actions button:hover, #epkb-ai-chat-widget-root .epkb-ai-chat-widget .epkb-ai-chat-window .epkb-ai-chat-header .epkb-ai-chat-header-actions .epkb-ai-chat-action-btn:hover {
  background: rgba(255, 255, 255, 0.2);
  border-color: rgba(255, 255, 255, 0.3);
  transform: translateY(-1px);
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}
#epkb-ai-chat-widget-root .epkb-ai-chat-widget .epkb-ai-chat-window .epkb-ai-chat-header .epkb-ai-chat-header-actions button:active, #epkb-ai-chat-widget-root .epkb-ai-chat-widget .epkb-ai-chat-window .epkb-ai-chat-header .epkb-ai-chat-header-actions .epkb-ai-chat-action-btn:active {
  transform: translateY(0);
  box-shadow: 0 1px 2px rgba(0, 0, 0, 0.1);
}
#epkb-ai-chat-widget-root .epkb-ai-chat-widget .epkb-ai-chat-window .epkb-ai-chat-header .epkb-ai-chat-header-actions button:focus, #epkb-ai-chat-widget-root .epkb-ai-chat-widget .epkb-ai-chat-window .epkb-ai-chat-header .epkb-ai-chat-header-actions .epkb-ai-chat-action-btn:focus {
  outline: none;
  box-shadow: 0 0 0 2px rgba(255, 255, 255, 0.3);
}
#epkb-ai-chat-widget-root .epkb-ai-chat-widget .epkb-ai-chat-window .epkb-ai-chat-header .epkb-ai-chat-header-actions button:disabled, #epkb-ai-chat-widget-root .epkb-ai-chat-widget .epkb-ai-chat-window .epkb-ai-chat-header .epkb-ai-chat-header-actions .epkb-ai-chat-action-btn:disabled {
  opacity: 0.5;
  cursor: not-allowed;
  transform: none;
}
#epkb-ai-chat-widget-root .epkb-ai-chat-widget .epkb-ai-chat-window .epkb-ai-chat-header .epkb-ai-chat-header-actions button:disabled:hover, #epkb-ai-chat-widget-root .epkb-ai-chat-widget .epkb-ai-chat-window .epkb-ai-chat-header .epkb-ai-chat-header-actions .epkb-ai-chat-action-btn:disabled:hover {
  background: rgba(255, 255, 255, 0.1);
  border-color: rgba(255, 255, 255, 0.2);
  transform: none;
  box-shadow: none;
}
#epkb-ai-chat-widget-root .epkb-ai-chat-widget .epkb-ai-chat-window .epkb-ai-chat-header .epkb-ai-chat-header-actions .epkb-ai-chat-icon-btn {
  padding: 6px;
  width: 32px;
  height: 32px;
}
#epkb-ai-chat-widget-root .epkb-ai-chat-widget .epkb-ai-chat-window .epkb-ai-chat-header .epkb-ai-chat-header-actions .epkb-ai-chat-icon-btn i, #epkb-ai-chat-widget-root .epkb-ai-chat-widget .epkb-ai-chat-window .epkb-ai-chat-header .epkb-ai-chat-header-actions .epkb-ai-chat-icon-btn svg {
  font-size: 14px;
  width: 14px;
  height: 14px;
}
#epkb-ai-chat-widget-root .epkb-ai-chat-widget .epkb-ai-chat-window .epkb-ai-chat-header .epkb-ai-chat-header-actions .epkb-ai-chat-text-btn {
  padding: 6px 10px;
  min-height: 32px;
}
#epkb-ai-chat-widget-root .epkb-ai-chat-widget .epkb-ai-chat-window .epkb-ai-chat-header .epkb-ai-chat-header-actions .epkb-ai-chat-text-btn i, #epkb-ai-chat-widget-root .epkb-ai-chat-widget .epkb-ai-chat-window .epkb-ai-chat-header .epkb-ai-chat-header-actions .epkb-ai-chat-text-btn svg {
  margin-right: 6px;
  font-size: 12px;
}
#epkb-ai-chat-widget-root .epkb-ai-chat-widget .epkb-ai-chat-window .epkb-ai-chat-header .epkb-ai-chat-header-actions .epkb-ai-chat-close {
  padding: 0 !important;
  width: 32px;
  height: 32px;
  display: flex !important;
  align-items: center;
  justify-content: center;
  position: relative;
}
#epkb-ai-chat-widget-root .epkb-ai-chat-widget .epkb-ai-chat-window .epkb-ai-chat-header .epkb-ai-chat-header-actions .epkb-ai-chat-close span {
  position: absolute;
  top: -2px;
  font-size: 29px;
  font-weight: 300;
  line-height: 1 !important;
}
#epkb-ai-chat-widget-root .epkb-ai-chat-widget .epkb-ai-chat-window .epkb-ai-chat-header .epkb-ai-chat-header-actions .epkb-ai-chat-close:hover {
  background: rgba(255, 96, 96, 0.2);
  border-color: rgba(255, 96, 96, 0.3);
  color: #FFAAAA;
}
#epkb-ai-chat-widget-root .epkb-ai-chat-widget .epkb-ai-chat-window .epkb-ai-chat-header .epkb-ai-chat-new {
  padding: 6px;
  min-width: 32px;
  width: 32px;
  background-color: #3B88C3;
}
#epkb-ai-chat-widget-root .epkb-ai-chat-widget .epkb-ai-chat-window .epkb-ai-chat-header .epkb-ai-chat-new svg {
  width: 18px !important;
  height: 18px !important;
  margin: 0;
}
#epkb-ai-chat-widget-root .epkb-ai-chat-widget .epkb-ai-chat-window .epkb-ai-chat-header .epkb-ai-chat-new.epkb-ai-chat-new--animating {
  pointer-events: none;
  animation: epkb-fade-out 0.3s ease-out 0.4s forwards;
}
#epkb-ai-chat-widget-root .epkb-ai-chat-widget .epkb-ai-chat-window .epkb-ai-chat-header .epkb-ai-chat-new.epkb-ai-chat-new--animating svg {
  animation: epkb-spin 0.5s ease-out forwards;
}
#epkb-ai-chat-widget-root .epkb-ai-chat-widget .epkb-ai-chat-window .epkb-ai-chat-header .epkb-ai-chat-new.epkb-ai-chat-primary {
  background: rgba(255, 255, 255, 0.15);
  border-color: rgba(255, 255, 255, 0.3);
}
#epkb-ai-chat-widget-root .epkb-ai-chat-widget .epkb-ai-chat-window .epkb-ai-chat-header .epkb-ai-chat-new.epkb-ai-chat-primary:hover {
  background: rgba(255, 255, 255, 0.25);
  border-color: rgba(255, 255, 255, 0.4);
}
#epkb-ai-chat-widget-root .epkb-ai-chat-widget .epkb-ai-chat-window .epkb-ai-chat-header .epkb-ai-chat-expand {
  padding: 6px;
  width: 32px;
  height: 32px;
  background-color: transparent;
}
#epkb-ai-chat-widget-root .epkb-ai-chat-widget .epkb-ai-chat-window .epkb-ai-chat-header .epkb-ai-chat-expand svg {
  width: 16px !important;
  height: 16px !important;
}
#epkb-ai-chat-widget-root .epkb-ai-chat-widget .epkb-ai-chat-window .epkb-ai-chat-messages {
  flex: 1;
  overflow-y: auto;
  padding: 16px;
  background-color: #F9F9F9;
  display: flex;
  flex-direction: column;
  gap: 12px;
}
#epkb-ai-chat-widget-root .epkb-ai-chat-widget .epkb-ai-chat-window .epkb-ai-chat-messages .epkb-ai-chat-message-row {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 6px;
  width: 100%;
}
#epkb-ai-chat-widget-root .epkb-ai-chat-widget .epkb-ai-chat-window .epkb-ai-chat-messages .epkb-ai-chat-message {
  display: flex;
  flex-direction: column;
  animation: epkb-fadeIn 0.3s ease-out;
  max-width: 78%;
}
#epkb-ai-chat-widget-root .epkb-ai-chat-widget .epkb-ai-chat-window .epkb-ai-chat-messages .epkb-ai-chat-message-bubble {
  padding: 12px 14px;
  border-radius: 12px;
  box-shadow: 0 1px 2px rgba(0, 0, 0, 0.03);
  border: 1px solid;
}
#epkb-ai-chat-widget-root .epkb-ai-chat-widget .epkb-ai-chat-window .epkb-ai-chat-messages .epkb-ai-chat-message--user {
  align-self: flex-end;
}
#epkb-ai-chat-widget-root .epkb-ai-chat-widget .epkb-ai-chat-window .epkb-ai-chat-messages .epkb-ai-chat-message--user .epkb-ai-chat-message-bubble {
  background: linear-gradient(135deg, #E8F4FF 0%, #D9ECFF 100%);
  border-color: #BFDBFE;
}
#epkb-ai-chat-widget-root .epkb-ai-chat-widget .epkb-ai-chat-window .epkb-ai-chat-messages .epkb-ai-chat-message--user .epkb-ai-chat-message-content {
  color: #1E3A5F;
}
#epkb-ai-chat-widget-root .epkb-ai-chat-widget .epkb-ai-chat-window .epkb-ai-chat-messages .epkb-ai-chat-message--assistant {
  align-self: flex-start;
}
#epkb-ai-chat-widget-root .epkb-ai-chat-widget .epkb-ai-chat-window .epkb-ai-chat-messages .epkb-ai-chat-message--assistant .epkb-ai-chat-message-bubble {
  background: linear-gradient(135deg, #F3F4F6 0%, #E5E7EB 100%);
  border-color: #E5E7EB;
}
#epkb-ai-chat-widget-root .epkb-ai-chat-widget .epkb-ai-chat-window .epkb-ai-chat-messages .epkb-ai-chat-message--assistant .epkb-ai-chat-message-content {
  color: #111827;
}
#epkb-ai-chat-widget-root .epkb-ai-chat-widget .epkb-ai-chat-window .epkb-ai-chat-messages .epkb-ai-chat-feedback {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
}
#epkb-ai-chat-widget-root .epkb-ai-chat-widget .epkb-ai-chat-window .epkb-ai-chat-messages .epkb-ai-chat-feedback--thanks {
  align-items: flex-start;
}
#epkb-ai-chat-widget-root .epkb-ai-chat-widget .epkb-ai-chat-window .epkb-ai-chat-messages .epkb-ai-chat-feedback--choices {
  flex-direction: column;
  align-items: flex-start;
  gap: 8px;
  padding: 10px 12px;
  border-radius: 10px;
  border: 1px solid #E5E7EB;
  background-color: #FFFFFF;
}
#epkb-ai-chat-widget-root .epkb-ai-chat-widget .epkb-ai-chat-window .epkb-ai-chat-messages .epkb-ai-chat-feedback-btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 4px 10px;
  border-radius: 999px;
  border: 1px solid #D1D5DB;
  background-color: #FFFFFF;
  color: #6B7280;
  font-size: 12px;
  cursor: pointer;
  transition: background-color 0.2s ease, border-color 0.2s ease, color 0.2s ease;
}
#epkb-ai-chat-widget-root .epkb-ai-chat-widget .epkb-ai-chat-window .epkb-ai-chat-messages .epkb-ai-chat-feedback-btn .epkbfa {
  font-size: 14px;
}
#epkb-ai-chat-widget-root .epkb-ai-chat-widget .epkb-ai-chat-window .epkb-ai-chat-messages .epkb-ai-chat-feedback-btn:hover {
  background-color: #F3F4F6;
  border-color: #C7CDD4;
  color: #374151;
}
#epkb-ai-chat-widget-root .epkb-ai-chat-widget .epkb-ai-chat-window .epkb-ai-chat-messages .epkb-ai-chat-feedback-text {
  line-height: 1;
}
#epkb-ai-chat-widget-root .epkb-ai-chat-widget .epkb-ai-chat-window .epkb-ai-chat-messages .epkb-ai-chat-feedback-thanks {
  display: inline-flex;
  align-items: center;
  padding: 6px 10px;
  border-radius: 999px;
  border: 1px solid #E5E7EB;
  background-color: #FFFFFF;
  color: #6B7280;
  font-size: 12px;
}
#epkb-ai-chat-widget-root .epkb-ai-chat-widget .epkb-ai-chat-window .epkb-ai-chat-messages .epkb-ai-chat-feedback-choice-title {
  font-size: 12px;
  color: #6B7280;
}
#epkb-ai-chat-widget-root .epkb-ai-chat-widget .epkb-ai-chat-window .epkb-ai-chat-messages .epkb-ai-chat-feedback-choice-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}
#epkb-ai-chat-widget-root .epkb-ai-chat-widget .epkb-ai-chat-window .epkb-ai-chat-messages .epkb-ai-chat-feedback-choice-btn {
  display: inline-flex;
  align-items: center;
  padding: 6px 12px;
  border-radius: 999px;
  border: 1px solid #D1D5DB;
  background-color: #FFFFFF;
  color: #374151;
  font-size: 12px;
  cursor: pointer;
  transition: background-color 0.2s ease, border-color 0.2s ease, color 0.2s ease;
}
#epkb-ai-chat-widget-root .epkb-ai-chat-widget .epkb-ai-chat-window .epkb-ai-chat-messages .epkb-ai-chat-feedback-choice-btn:hover {
  background-color: #F3F4F6;
  border-color: #C7CDD4;
  color: #1F2937;
}
#epkb-ai-chat-widget-root .epkb-ai-chat-widget .epkb-ai-chat-window .epkb-ai-chat-messages .epkb-ai-chat-feedback-choice-btn--primary {
  border-color: #93C5FD;
  color: #1D4ED8;
}
#epkb-ai-chat-widget-root .epkb-ai-chat-widget .epkb-ai-chat-window .epkb-ai-chat-messages .epkb-ai-chat-feedback-choice-btn--primary:hover {
  border-color: #60A5FA;
  color: #1D4ED8;
}
#epkb-ai-chat-widget-root .epkb-ai-chat-widget .epkb-ai-chat-window .epkb-ai-chat-messages .epkb-ai-chat-message-content {
  word-wrap: break-word;
  line-height: 1.5;
  font-size: 14px;
}
#epkb-ai-chat-widget-root .epkb-ai-chat-widget .epkb-ai-chat-window .epkb-ai-chat-messages .epkb-ai-chat-message-content h1, #epkb-ai-chat-widget-root .epkb-ai-chat-widget .epkb-ai-chat-window .epkb-ai-chat-messages .epkb-ai-chat-message-content h2, #epkb-ai-chat-widget-root .epkb-ai-chat-widget .epkb-ai-chat-window .epkb-ai-chat-messages .epkb-ai-chat-message-content h3, #epkb-ai-chat-widget-root .epkb-ai-chat-widget .epkb-ai-chat-window .epkb-ai-chat-messages .epkb-ai-chat-message-content h4, #epkb-ai-chat-widget-root .epkb-ai-chat-widget .epkb-ai-chat-window .epkb-ai-chat-messages .epkb-ai-chat-message-content h5, #epkb-ai-chat-widget-root .epkb-ai-chat-widget .epkb-ai-chat-window .epkb-ai-chat-messages .epkb-ai-chat-message-content h6 {
  margin: 8px 0;
}
#epkb-ai-chat-widget-root .epkb-ai-chat-widget .epkb-ai-chat-window .epkb-ai-chat-messages .epkb-ai-chat-message-content p {
  margin: 0 0 8px 0;
}
#epkb-ai-chat-widget-root .epkb-ai-chat-widget .epkb-ai-chat-window .epkb-ai-chat-messages .epkb-ai-chat-message-content p:last-child {
  margin-bottom: 0;
}
#epkb-ai-chat-widget-root .epkb-ai-chat-widget .epkb-ai-chat-window .epkb-ai-chat-messages .epkb-ai-chat-message-content strong {
  font-weight: 600;
}
#epkb-ai-chat-widget-root .epkb-ai-chat-widget .epkb-ai-chat-window .epkb-ai-chat-messages .epkb-ai-chat-message-content em {
  font-style: italic;
}
#epkb-ai-chat-widget-root .epkb-ai-chat-widget .epkb-ai-chat-window .epkb-ai-chat-messages .epkb-ai-chat-message-content br {
  content: "";
  display: block;
  margin: 0.5em 0;
}
#epkb-ai-chat-widget-root .epkb-ai-chat-widget .epkb-ai-chat-window .epkb-ai-chat-messages .epkb-ai-chat-message-content ol, #epkb-ai-chat-widget-root .epkb-ai-chat-widget .epkb-ai-chat-window .epkb-ai-chat-messages .epkb-ai-chat-message-content ul {
  display: flex;
  flex-direction: column;
  gap: 0.25em;
  margin: 8px 0;
  padding-left: 2.5em;
}
#epkb-ai-chat-widget-root .epkb-ai-chat-widget .epkb-ai-chat-window .epkb-ai-chat-messages .epkb-ai-chat-message-content ol li, #epkb-ai-chat-widget-root .epkb-ai-chat-widget .epkb-ai-chat-window .epkb-ai-chat-messages .epkb-ai-chat-message-content ul li {
  margin: 0.25em 0;
  line-height: 1.5;
}
#epkb-ai-chat-widget-root .epkb-ai-chat-widget .epkb-ai-chat-window .epkb-ai-chat-messages .epkb-ai-chat-message-content ol ol, #epkb-ai-chat-widget-root .epkb-ai-chat-widget .epkb-ai-chat-window .epkb-ai-chat-messages .epkb-ai-chat-message-content ol ul, #epkb-ai-chat-widget-root .epkb-ai-chat-widget .epkb-ai-chat-window .epkb-ai-chat-messages .epkb-ai-chat-message-content ul ol, #epkb-ai-chat-widget-root .epkb-ai-chat-widget .epkb-ai-chat-window .epkb-ai-chat-messages .epkb-ai-chat-message-content ul ul {
  margin: 0.25em 0;
  padding-left: 1.2em;
}
#epkb-ai-chat-widget-root .epkb-ai-chat-widget .epkb-ai-chat-window .epkb-ai-chat-messages .epkb-ai-chat-message-content ol ol.epkb-nested-list, #epkb-ai-chat-widget-root .epkb-ai-chat-widget .epkb-ai-chat-window .epkb-ai-chat-messages .epkb-ai-chat-message-content ol ul.epkb-nested-list, #epkb-ai-chat-widget-root .epkb-ai-chat-widget .epkb-ai-chat-window .epkb-ai-chat-messages .epkb-ai-chat-message-content ul ol.epkb-nested-list, #epkb-ai-chat-widget-root .epkb-ai-chat-widget .epkb-ai-chat-window .epkb-ai-chat-messages .epkb-ai-chat-message-content ul ul.epkb-nested-list {
  margin-top: 0.25em;
}
#epkb-ai-chat-widget-root .epkb-ai-chat-widget .epkb-ai-chat-window .epkb-ai-chat-messages .epkb-ai-chat-message-content ul {
  list-style-type: disc;
}
#epkb-ai-chat-widget-root .epkb-ai-chat-widget .epkb-ai-chat-window .epkb-ai-chat-messages .epkb-ai-chat-message-content ul ul {
  list-style-type: circle;
}
#epkb-ai-chat-widget-root .epkb-ai-chat-widget .epkb-ai-chat-window .epkb-ai-chat-messages .epkb-ai-chat-message-content a {
  color: #0066CC;
  text-decoration: underline;
}
#epkb-ai-chat-widget-root .epkb-ai-chat-widget .epkb-ai-chat-window .epkb-ai-chat-messages .epkb-ai-chat-message-content a:hover {
  color: #0052A3;
}
#epkb-ai-chat-widget-root .epkb-ai-chat-widget .epkb-ai-chat-window .epkb-ai-chat-input-container {
  padding: 16px;
  border-top: 1px solid #E0E0E0;
  background-color: white;
  display: flex;
  flex-direction: column;
  gap: 12px;
}
#epkb-ai-chat-widget-root .epkb-ai-chat-widget .epkb-ai-chat-window .epkb-ai-chat-input-container .epkb-ai-chat-handoff {
  display: flex;
  flex-direction: column;
  gap: 10px;
}
#epkb-ai-chat-widget-root .epkb-ai-chat-widget .epkb-ai-chat-window .epkb-ai-chat-input-container .epkb-ai-chat-handoff-button {
  width: fit-content;
  max-width: 100%;
  align-self: flex-start;
  padding: 10px 12px;
  border-radius: 8px;
  border: 1px solid #D1D5DB;
  background-color: #FFFFFF;
  font-size: 13px;
  font-weight: 600;
  color: #1F2937;
  cursor: pointer;
  transition: background-color 0.2s ease, border-color 0.2s ease;
}
#epkb-ai-chat-widget-root .epkb-ai-chat-widget .epkb-ai-chat-window .epkb-ai-chat-input-container .epkb-ai-chat-handoff-button:hover {
  background-color: #F3F4F6;
  border-color: #C7CDD4;
}
#epkb-ai-chat-widget-root .epkb-ai-chat-widget .epkb-ai-chat-window .epkb-ai-chat-handoff-overlay {
  position: absolute;
  inset: 0;
  z-index: 10;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 16px;
  background: rgba(17, 24, 39, 0.28);
  backdrop-filter: blur(2px);
}
#epkb-ai-chat-widget-root .epkb-ai-chat-widget .epkb-ai-chat-window .epkb-ai-chat-handoff-dialog {
  width: min(100%, 360px);
  max-height: 100%;
  overflow-y: auto;
  padding: 16px;
  border-radius: 12px;
  background-color: #FFFFFF;
  box-shadow: 0 20px 45px rgba(15, 23, 42, 0.18);
  display: flex;
  flex-direction: column;
  gap: 14px;
}
#epkb-ai-chat-widget-root .epkb-ai-chat-widget .epkb-ai-chat-window .epkb-ai-chat-handoff-form,
#epkb-ai-chat-widget-root .epkb-ai-chat-widget .epkb-ai-chat-window .epkb-ai-chat-handoff-success {
  display: flex;
  flex-direction: column;
  gap: 10px;
}
#epkb-ai-chat-widget-root .epkb-ai-chat-widget .epkb-ai-chat-window .epkb-ai-chat-handoff-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
}
#epkb-ai-chat-widget-root .epkb-ai-chat-widget .epkb-ai-chat-window .epkb-ai-chat-handoff-title {
  font-size: 15px;
  font-weight: 600;
  color: #111827;
}
#epkb-ai-chat-widget-root .epkb-ai-chat-widget .epkb-ai-chat-window .epkb-ai-chat-handoff-close {
  width: fit-content;
  max-width: 100%;
  padding: 4px 8px;
  border-radius: 999px;
  border: 1px solid #D1D5DB;
  background-color: #FFFFFF;
  font-size: 12px;
  font-weight: 600;
  color: #374151;
  cursor: pointer;
  transition: background-color 0.2s ease, border-color 0.2s ease;
}
#epkb-ai-chat-widget-root .epkb-ai-chat-widget .epkb-ai-chat-window .epkb-ai-chat-handoff-close:hover {
  background-color: #F3F4F6;
  border-color: #C7CDD4;
}
#epkb-ai-chat-widget-root .epkb-ai-chat-widget .epkb-ai-chat-window .epkb-ai-chat-handoff-intro {
  font-size: 13px;
  color: #4B5563;
  line-height: 1.5;
}
#epkb-ai-chat-widget-root .epkb-ai-chat-widget .epkb-ai-chat-window .epkb-ai-chat-handoff-intro--success {
  color: #166534;
  font-weight: 500;
}
#epkb-ai-chat-widget-root .epkb-ai-chat-widget .epkb-ai-chat-window .epkb-ai-chat-handoff-field {
  display: flex;
  flex-direction: column;
  gap: 4px;
}
#epkb-ai-chat-widget-root .epkb-ai-chat-widget .epkb-ai-chat-window .epkb-ai-chat-handoff-label {
  font-size: 12px;
  font-weight: 500;
  color: #374151;
}
#epkb-ai-chat-widget-root .epkb-ai-chat-widget .epkb-ai-chat-window .epkb-ai-chat-handoff-input,
#epkb-ai-chat-widget-root .epkb-ai-chat-widget .epkb-ai-chat-window .epkb-ai-chat-handoff-textarea {
  width: 100%;
  padding: 8px 10px;
  border-radius: 6px;
  border: 1px solid #D1D5DB;
  font-size: 13px;
  font-family: inherit;
  outline: none;
  transition: border-color 0.2s ease;
}
#epkb-ai-chat-widget-root .epkb-ai-chat-widget .epkb-ai-chat-window .epkb-ai-chat-handoff-input:focus,
#epkb-ai-chat-widget-root .epkb-ai-chat-widget .epkb-ai-chat-window .epkb-ai-chat-handoff-textarea:focus {
  border-color: #0066CC;
}
#epkb-ai-chat-widget-root .epkb-ai-chat-widget .epkb-ai-chat-window .epkb-ai-chat-handoff-textarea {
  resize: vertical;
  min-height: 90px;
}
#epkb-ai-chat-widget-root .epkb-ai-chat-widget .epkb-ai-chat-window .epkb-ai-chat-handoff-consent {
  font-size: 12px;
  color: #6B7280;
  line-height: 1.4;
}
#epkb-ai-chat-widget-root .epkb-ai-chat-widget .epkb-ai-chat-window .epkb-ai-chat-handoff-error {
  font-size: 12px;
  color: #B91C1C;
}
#epkb-ai-chat-widget-root .epkb-ai-chat-widget .epkb-ai-chat-window .epkb-ai-chat-handoff-submit {
  width: 100%;
  padding: 9px 12px;
  border-radius: 6px;
  border: none;
  background-color: #0073AA;
  color: #FFFFFF;
  font-size: 13px;
  font-weight: 600;
  cursor: pointer;
  transition: opacity 0.2s ease;
}
#epkb-ai-chat-widget-root .epkb-ai-chat-widget .epkb-ai-chat-window .epkb-ai-chat-handoff-submit:disabled {
  opacity: 0.6;
  cursor: not-allowed;
}
#epkb-ai-chat-widget-root .epkb-ai-chat-widget .epkb-ai-chat-window .epkb-ai-chat-input-wrapper {
  display: flex;
  align-items: flex-end;
  gap: 8px;
}
#epkb-ai-chat-widget-root .epkb-ai-chat-widget .epkb-ai-chat-window .epkb-ai-chat-input-wrapper .epkb-ai-chat-input {
  flex: 1;
  width: 100%;
  min-width: 0;
  min-height: 42px;
  max-height: 140px;
  padding: 10px 14px;
  border: 1px solid #E0E0E0;
  border-radius: 20px;
  font-size: 14px;
  line-height: 1.45;
  outline: none;
  transition: border-color 0.2s;
  font-family: inherit;
  resize: none;
  overflow-y: hidden;
  white-space: pre-wrap;
}
#epkb-ai-chat-widget-root .epkb-ai-chat-widget .epkb-ai-chat-window .epkb-ai-chat-input-wrapper .epkb-ai-chat-input:focus {
  border-color: #0066CC;
}
#epkb-ai-chat-widget-root .epkb-ai-chat-widget .epkb-ai-chat-window .epkb-ai-chat-input-wrapper .epkb-ai-chat-send {
  flex-shrink: 0;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  border: none;
  background-color: #0066CC;
  color: white;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: opacity 0.2s;
  font-size: 16px;
}
#epkb-ai-chat-widget-root .epkb-ai-chat-widget .epkb-ai-chat-window .epkb-ai-chat-input-wrapper .epkb-ai-chat-send:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}
#epkb-ai-chat-widget-root .epkb-ai-chat-widget .epkb-ai-chat-window .epkb-ai-chat-input-wrapper .epkb-ai-chat-send--loading {
  animation: epkb-rotate 1s linear infinite;
}
#epkb-ai-chat-widget-root .epkb-ai-chat-widget .epkb-ai-chat-toggle {
  width: 60px;
  height: 60px;
  border-radius: 50%;
  background-color: #0066CC;
  color: white;
  border: none;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
  transition: transform 0.2s;
  font-size: 24px;
}
#epkb-ai-chat-widget-root .epkb-ai-chat-widget .epkb-ai-chat-toggle:hover {
  transform: scale(1.05);
}
#epkb-ai-chat-widget-root .epkb-ai-chat-widget .epkb-ai-chat-toggle.epkb-ai-chat-toggle--open {
  transform: scale(0.9);
}

.epkb-ai-chat-typing {
  display: flex;
  gap: 4px;
  padding: 12px 14px;
  background: linear-gradient(135deg, #F3F4F6 0%, #E5E7EB 100%);
  border: 1px solid #E5E7EB;
  border-radius: 12px;
  width: fit-content;
  align-self: flex-start;
  max-width: 78%;
  box-shadow: 0 1px 2px rgba(0, 0, 0, 0.03);
}

.epkb-ai-chat-typing-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background-color: #999999;
  animation: epkb-pulse 1.4s infinite ease-in-out;
}
.epkb-ai-chat-typing-dot:nth-child(2) {
  animation-delay: 0.2s;
}
.epkb-ai-chat-typing-dot:nth-child(3) {
  animation-delay: 0.4s;
}

.epkb-ai-chat-error {
  background-color: #FFEEEE;
  color: #CC3333;
  padding: 8px 12px;
  border-radius: 8px;
  margin: 8px 0;
  font-size: 13px;
  animation: epkb-fadeIn 0.3s ease-out;
}
.epkb-ai-chat-error.epkb-ai-error--service-unavailable {
  background-color: #FFF8E1;
  color: #5D4037;
  border: 1px solid #FFE082;
}

@keyframes epkb-slideUp {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}
@keyframes epkb-fadeIn {
  from {
    opacity: 0;
  }
  to {
    opacity: 1;
  }
}
@keyframes epkb-pulse {
  0%, 60%, 100% {
    opacity: 0.3;
  }
  30% {
    opacity: 1;
  }
}
@keyframes epkb-rotate {
  from {
    transform: rotate(0deg);
  }
  to {
    transform: rotate(360deg);
  }
}
@keyframes epkb-spin {
  from {
    transform: rotate(0deg);
  }
  to {
    transform: rotate(360deg);
  }
}
@keyframes epkb-fade-out {
  from {
    opacity: 1;
  }
  to {
    opacity: 0;
  }
}
@media (max-width: 600px) {
  .epkb-ai-chat-window,
  .epkb-ai-chat-window--expanded {
    position: fixed !important;
    width: 90% !important;
    right: 10px;
    left: 5%;
    height: calc(80vh - 100px) !important;
    bottom: 70px;
  }
  .epkb-ai-chat-expand {
    display: none !important;
  }
  .epkb-ai-chat-toggle {
    width: 50px;
    height: 50px;
    font-size: 20px;
  }
}
.epkb-ai-chat-config-error {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  height: 100%;
  padding: 20px;
  text-align: center;
}
.epkb-ai-chat-config-error p {
  margin: 0 0 10px;
  color: #856404;
  font-size: 16px;
  line-height: 1.5;
}
.epkb-ai-chat-config-error a {
  color: #0073AA;
  text-decoration: underline;
  font-weight: 500;
}
.epkb-ai-chat-config-error a:hover {
  color: #005177;
}

.epkb-ai-chat-sources {
  margin-top: 12px;
  padding-top: 10px;
  border-top: 1px solid rgba(0, 0, 0, 0.1);
}
.epkb-ai-chat-sources__label {
  font-weight: 600;
  font-size: 12px;
  color: #666666;
  margin-bottom: 6px;
}
.epkb-ai-chat-sources__list {
  list-style-type: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}
.epkb-ai-chat-sources__item {
  margin: 0;
  padding: 0;
  line-height: 1.3;
}
.epkb-ai-chat-sources__item a {
  display: inline-block;
  padding: 3px 8px;
  margin-left: -8px;
  border-radius: 4px;
  font-size: 12px;
  color: #0066CC;
  text-decoration: none;
  transition: background-color 0.2s ease;
}
.epkb-ai-chat-sources__item a:hover {
  background-color: rgba(0, 0, 0, 0.1);
  color: #0044AA;
}