/* Modernisiertes KI-Chat Design */

/* Hauptvariablen für konsistentes Design */
:root {
  --chat-primary: var(--primary-color);
  --chat-secondary: var(--secondary-color);
  --chat-success: var(--success-color);
  --chat-light: var(--light-color);
  --chat-dark: var(--dark-color);
  --chat-bg: #f5f8fc;
  --chat-container-bg: #ffffff;
  --chat-message-user-bg: var(--primary-color);
  --chat-message-ai-bg: #ffffff;
  --chat-message-ai-border: var(--gray-200);
  --chat-border-radius: var(--border-radius);
  --chat-shadow: var(--shadow);
  --chat-shadow-hover: var(--shadow-lg);
  --chat-transition: var(--transition);
}

/* Chat-Container mit modernem Design */
#chat-container {
  display: flex;
  flex-direction: column;
  height: 70vh;
  border: 1px solid var(--gray-200);
  border-radius: var(--border-radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow);
  position: relative;
  background-color: var(--chat-container-bg);
  transition: var(--chat-transition);
}

#chat-container.fullscreen {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  height: 100vh;
  width: 100vw;
  z-index: 9999;
  border-radius: 0;
}

/* Header-Bereich für den Chat */
.chat-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px 16px;
  background-color: var(--chat-container-bg);
  border-bottom: 1px solid var(--gray-200);
  z-index: 10;
}

.chat-title {
  display: flex;
  align-items: center;
  gap: 8px;
  font-weight: var(--font-weight-medium);
  color: var(--gray-800);
}

.chat-title i {
  color: var(--chat-primary);
}

.chat-actions {
  display: flex;
  gap: 8px;
}

.chat-action-button {
  width: 32px;
  height: 32px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  background-color: var(--gray-100);
  color: var(--gray-700);
  border: none;
  cursor: pointer;
  transition: var(--chat-transition);
}

.chat-action-button:hover {
  background-color: var(--gray-200);
  color: var(--gray-900);
}

.chat-action-button.fullscreen-toggle {
  color: var(--chat-primary);
}

/* Chat-Nachrichten-Bereich mit verbessertem Scrolling */
#chat-messages {
  flex: 1;
  overflow-y: auto;
  padding: 20px;
  background-color: var(--chat-bg);
  background-image: url("data:image/svg+xml,%3Csvg width='100' height='100' viewBox='0 0 100 100' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath d='M11 18c3.866 0 7-3.134 7-7s-3.134-7-7-7-7 3.134-7 7 3.134 7 7 7zm48 25c3.866 0 7-3.134 7-7s-3.134-7-7-7-7 3.134-7 7 3.134 7 7 7zm-43-7c1.657 0 3-1.343 3-3s-1.343-3-3-3-3 1.343-3 3 1.343 3 3 3zm63 31c1.657 0 3-1.343 3-3s-1.343-3-3-3-3 1.343-3 3 1.343 3 3 3zM34 90c1.657 0 3-1.343 3-3s-1.343-3-3-3-3 1.343-3 3 1.343 3 3 3zm56-76c1.657 0 3-1.343 3-3s-1.343-3-3-3-3 1.343-3 3 1.343 3 3 3zM12 86c2.21 0 4-1.79 4-4s-1.79-4-4-4-4 1.79-4 4 1.79 4 4 4zm28-65c2.21 0 4-1.79 4-4s-1.79-4-4-4-4 1.79-4 4 1.79 4 4 4zm23-11c2.76 0 5-2.24 5-5s-2.24-5-5-5-5 2.24-5 5 2.24 5 5 5zm-6 60c2.21 0 4-1.79 4-4s-1.79-4-4-4-4 1.79-4 4 1.79 4 4 4zm29 22c2.76 0 5-2.24 5-5s-2.24-5-5-5-5 2.24-5 5 2.24 5 5 5zM32 63c2.76 0 5-2.24 5-5s-2.24-5-5-5-5 2.24-5 5 2.24 5 5 5zm57-13c2.76 0 5-2.24 5-5s-2.24-5-5-5-5 2.24-5 5 2.24 5 5 5z' fill='%23e0e0e0' fill-opacity='0.2' fill-rule='evenodd'/%3E%3C/svg%3E");
  scrollbar-width: thin;
  scroll-behavior: smooth;
  padding-bottom: 10px;
}

/* Verbesserte Scrollbar */
#chat-messages::-webkit-scrollbar {
  width: 6px;
}

#chat-messages::-webkit-scrollbar-track {
  background: transparent;
}

#chat-messages::-webkit-scrollbar-thumb {
  background: var(--gray-300);
  border-radius: 3px;
}

#chat-messages::-webkit-scrollbar-thumb:hover {
  background: var(--gray-400);
}

/* Nachrichtenblasen neu gestaltet */
.message {
  margin-bottom: 20px;
  padding: 14px 18px;
  border-radius: 18px;
  max-width: 85%;
  position: relative;
  word-wrap: break-word;
  animation: fadeInMessage 0.3s ease-out;
  line-height: 1.5;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

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

.user-message {
  background-color: var(--chat-message-user-bg);
  color: white;
  margin-left: auto;
  margin-right: 10px;
  border-bottom-right-radius: 4px;
  box-shadow: 0 2px 5px rgba(67, 97, 238, 0.2);
}

.user-message:hover {
  transform: translateY(-2px);
  box-shadow: 0 4px 8px rgba(67, 97, 238, 0.3);
}

.ai-message {
  background-color: var(--chat-message-ai-bg);
  border: 1px solid var(--chat-message-ai-border);
  color: var(--gray-800);
  margin-right: auto;
  margin-left: 10px;
  border-bottom-left-radius: 4px;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.05);
}

.ai-message:hover {
  transform: translateY(-2px);
  box-shadow: 0 4px 10px rgba(0, 0, 0, 0.1);
}

/* Zeitstempel für Nachrichten */
.message-time {
  font-size: 0.75rem;
  color: var(--gray-500);
  margin-top: 5px;
  text-align: right;
}

.ai-message .message-time {
  color: var(--gray-500);
}

.user-message .message-time {
  color: rgba(255, 255, 255, 0.7);
}

/* Markdown-Styling in AI-Nachrichten */
.ai-message pre {
  background-color: var(--gray-100);
  padding: 12px;
  border-radius: var(--border-radius-sm);
  overflow-x: auto;
  font-size: 0.9em;
  margin: 12px 0;
  border: 1px solid var(--gray-200);
}

.ai-message code {
  background-color: var(--gray-100);
  padding: 2px 5px;
  border-radius: 3px;
  font-size: 0.9em;
  color: var(--warning-color);
  font-family: 'Fira Code', 'SFMono-Regular', Consolas, monospace;
}

.ai-message a {
  color: var(--chat-primary);
  text-decoration: none;
  font-weight: var(--font-weight-medium);
  transition: var(--chat-transition);
}

.ai-message a:hover {
  text-decoration: underline;
  color: var(--chat-secondary);
}

.ai-message ul, .ai-message ol {
  padding-left: 1.5rem;
}

.ai-message table {
  border-collapse: collapse;
  width: 100%;
  margin: 1rem 0;
}

.ai-message th, .ai-message td {
  border: 1px solid var(--gray-300);
  padding: 0.5rem;
  text-align: left;
}

.ai-message th {
  background-color: var(--gray-100);
}

/* Moderner Typing-Indikator */
#typing-indicator {
  display: none;
  padding: 10px 16px;
  margin: 10px;
  color: var(--gray-600);
  font-style: italic;
  background-color: var(--chat-message-ai-bg);
  border-radius: 16px;
  box-shadow: 0 2px 5px rgba(0, 0, 0, 0.1);
  width: fit-content;
  animation: fadeIn 0.3s ease;
}

.typing-dots {
  display: inline-block;
  position: relative;
  min-width: 16px;
  min-height: 12px;
}

.typing-dots::after {
  content: '';
  animation: typingAnimation 1.5s infinite;
}

@keyframes typingAnimation {
  0%, 100% {
    content: '.';
  }
  33% {
    content: '..';
  }
  66% {
    content: '...';
  }
}

/* File Upload verbessert */
.chat-file-drop-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-color: rgba(67, 97, 238, 0.08);
  border: 3px dashed var(--chat-primary);
  display: none;
  justify-content: center;
  align-items: center;
  z-index: 100;
  border-radius: var(--border-radius-lg);
}

.chat-file-drop-overlay.active {
  display: flex;
  animation: pulseDrop 1.5s infinite ease-in-out;
}

@keyframes pulseDrop {
  0% { background-color: rgba(67, 97, 238, 0.08); }
  50% { background-color: rgba(67, 97, 238, 0.15); }
  100% { background-color: rgba(67, 97, 238, 0.08); }
}

.chat-file-drop-message {
  background-color: white;
  padding: 15px 25px;
  border-radius: var(--border-radius);
  box-shadow: var(--chat-shadow);
  font-weight: var(--font-weight-medium);
  display: flex;
  align-items: center;
  gap: 10px;
  color: var(--chat-primary);
}

/* Datei-Upload-Bereich innerhalb des Chat-Fensters */
.file-upload-area {
  display: none;
  background-color: var(--gray-100);
  border-radius: var(--border-radius-sm);
  padding: 12px;
  margin-bottom: 10px;
  border: 1px dashed var(--gray-300);
  transition: var(--chat-transition);
}

.file-upload-area.active {
  background-color: rgba(67, 97, 238, 0.05);
  border-color: var(--chat-primary);
  display: block;
}

#file-preview {
  margin-top: 8px;
  max-height: 150px;
  overflow-y: auto;
}

.file-info {
  display: flex;
  align-items: center;
  padding: 10px;
  background-color: white;
  border-radius: var(--border-radius-sm);
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
  margin-bottom: 8px;
  transition: var(--chat-transition);
}

.file-info:hover {
  box-shadow: 0 3px 6px rgba(0, 0, 0, 0.15);
}

.file-icon {
  font-size: 1.2rem;
  margin-right: 12px;
  color: var(--chat-primary);
}

.file-details {
  flex-grow: 1;
}

.file-details .file-name {
  font-weight: var(--font-weight-medium);
  font-size: 0.9rem;
  margin-bottom: 3px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  max-width: 250px;
}

.file-details .file-size {
  font-size: 0.75rem;
  color: var(--gray-600);
}

.file-remove {
  color: var(--gray-500);
  cursor: pointer;
  transition: var(--chat-transition);
}

.file-remove:hover {
  color: var(--danger-color);
}

/* Input-Bereich modern gestaltet */
#chat-input-container {
  display: flex;
  flex-direction: column;
  padding: 12px 16px 16px;
  background-color: var(--chat-container-bg);
  border-top: 1px solid var(--gray-200);
}

.input-with-buttons {
  display: flex;
  align-items: flex-end;
  width: 100%;
}

#chat-input {
  flex-grow: 1;
  width: 100%;
  min-height: 50px;
  padding: 14px 18px;
  border: 1px solid var(--gray-300);
  border-radius: 24px;
  resize: none;
  overflow-y: auto;
  max-height: 200px;
  box-shadow: var(--shadow-sm);
  transition: var(--chat-transition);
  line-height: 1.5;
  font-size: 1rem;
  background-color: var(--gray-100);
  color: var(--gray-800); /* Sicherstellen, dass Text sichtbar ist */
}

#chat-input::placeholder {
  color: var(--gray-500);
  opacity: 1;
}

#chat-input:focus {
  border-color: var(--chat-primary);
  box-shadow: 0 0 0 3px rgba(67, 97, 238, 0.15);
  outline: none;
  background-color: #ffffff;
  color: var(--gray-900); /* Lesbarer Text im Fokus */
}

.chat-buttons {
  display: flex;
  margin-left: 10px;
}

.chat-button {
  width: 42px;
  height: 42px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-left: 6px;
  transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
  box-shadow: var(--shadow-sm);
  cursor: pointer;
  border: none;
}

.chat-button:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow);
}

.chat-button:active {
  transform: scale(0.95);
}

#send-button {
  background-color: var(--chat-primary);
  color: white;
}

#send-button:hover {
  background-color: var(--chat-secondary);
}

#upload-button {
  background-color: var(--gray-100);
  color: var(--gray-700);
  border: 1px solid var(--gray-300);
}

#upload-button:hover {
  background-color: var(--gray-200);
  color: var(--gray-900);
}

/* Feedback-Button */
#feedback-button {
  position: absolute;
  right: 16px;
  bottom: 80px;
  background-color: white;
  color: var(--gray-600);
  border: 1px solid var(--gray-300);
  border-radius: 50%;
  width: 38px;
  height: 38px;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: var(--shadow-sm);
  transition: var(--chat-transition);
  z-index: 10;
  cursor: pointer;
}

#feedback-button:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow);
  color: var(--chat-primary);
  border-color: var(--chat-primary);
}

/* Feedback Modal */
.feedback-modal .modal-content {
  border: none;
  border-radius: var(--border-radius);
  box-shadow: var(--shadow-lg);
}

.feedback-modal .modal-header {
  border-bottom-color: var(--gray-200);
  background-color: var(--gray-100);
}

.feedback-modal .modal-footer {
  border-top-color: var(--gray-200);
  background-color: var(--gray-100);
}

#feedback-form textarea {
  resize: vertical;
  min-height: 120px;
  border-radius: var(--border-radius-sm);
  border-color: var(--gray-300);
  transition: var(--chat-transition);
}

#feedback-form textarea:focus,
#feedback-form input:focus {
  border-color: var(--chat-primary);
  box-shadow: 0 0 0 3px rgba(67, 97, 238, 0.15);
}

.feedback-options {
  margin-bottom: 16px;
}

.feedback-type {
  margin-right: 16px;
}

/* Responsive Design */
@media (max-width: 768px) {
  #chat-container {
    height: 75vh;
  }
  
  .chat-header {
    padding: 10px 12px;
  }
  
  .message {
    max-width: 90%;
    padding: 12px 14px;
  }
  
  #chat-input {
    padding: 12px 16px;
  }
  
  .chat-button {
    width: 38px;
    height: 38px;
  }
  
  .file-details .file-name {
    max-width: 180px;
  }
}

/* Prompt Templates Styling */
.prompt-container .card {
  border: none;
  box-shadow: var(--shadow-sm);
  transition: var(--chat-transition);
  border-radius: var(--border-radius);
}

.prompt-container .card:hover {
  box-shadow: var(--shadow);
}

.prompt-container .card-header {
  background-color: var(--gray-100);
  border-bottom: 1px solid var(--gray-200);
  padding: 10px 15px;
}

.prompt-container .accordion-button {
  padding: 10px 15px;
  font-weight: var(--font-weight-medium);
  color: var(--gray-800);
}

.prompt-container .accordion-button:not(.collapsed) {
  background-color: rgba(67, 97, 238, 0.05);
  color: var(--chat-primary);
}

.prompt-container .accordion-button:focus {
  box-shadow: none;
  border-color: rgba(67, 97, 238, 0.1);
}

.prompt-container .list-group-item {
  border-left: 0;
  border-right: 0;
  padding: 8px 15px;
  transition: var(--chat-transition);
}

.prompt-container .list-group-item:hover {
  background-color: rgba(67, 97, 238, 0.05);
}

.prompt-container .card-header h5 {
  margin: 0;
  display: flex;
  align-items: center;
  gap: 8px;
}

.prompt-container .card-header h5 i {
  color: var(--chat-primary);
}

/* Hilfe-Bereich Styling */
.help-container .card {
  border: none;
  box-shadow: var(--shadow-sm);
  transition: var(--chat-transition);
  border-radius: var(--border-radius);
}

.help-container .card:hover {
  box-shadow: var(--shadow);
}

.help-container .card-header {
  background-color: var(--gray-100);
  border-bottom: 1px solid var(--gray-200);
  padding: 10px 15px;
}

.help-container .card-header h5 {
  margin: 0;
  display: flex;
  align-items: center;
  gap: 8px;
}

.help-container .card-header h5 i {
  color: var(--chat-secondary);
}

.help-container code {
  background-color: var(--gray-100);
  padding: 2px 5px;
  border-radius: 3px;
  font-family: 'Fira Code', 'SFMono-Regular', Consolas, monospace;
  color: var(--chat-primary);
}

.help-container .card-body {
  padding: 15px;
}

/* Variable Input Modal */
.variable-modal .modal-content {
  border: none;
  border-radius: var(--border-radius);
  box-shadow: var(--shadow-lg);
}

.variable-modal .modal-header {
  background-color: rgba(67, 97, 238, 0.05);
  border-bottom-color: var(--gray-200);
}

.variable-modal .modal-body {
  padding: 20px;
}

.variable-modal .form-control {
  border-radius: var(--border-radius-sm);
  padding: 10px 12px;
  border-color: var(--gray-300);
  transition: var(--chat-transition);
}

.variable-modal .form-control:focus {
  border-color: var(--chat-primary);
  box-shadow: 0 0 0 3px rgba(67, 97, 238, 0.15);
}

.variable-modal .modal-footer {
  border-top-color: var(--gray-200);
  padding: 15px 20px;
}

/* Custom Switch Button für Vollbild-Modus */
.fullscreen-button {
  position: absolute;
  top: 10px;
  right: 10px;
  width: 36px;
  height: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  background-color: white;
  border: 1px solid var(--gray-300);
  color: var(--gray-700);
  cursor: pointer;
  transition: var(--chat-transition);
  z-index: 10;
  box-shadow: var(--shadow-sm);
}

.fullscreen-button:hover {
  background-color: var(--gray-100);
  color: var(--chat-primary);
  border-color: var(--chat-primary);
}

/* Scroll to Bottom Button */
#scroll-to-bottom {
  position: absolute;
  right: 16px;
  bottom: 80px;
  border-radius: 50%;
  width: 38px;
  height: 38px;
  background-color: white;
  color: var(--gray-700);
  border: 1px solid var(--gray-300);
  display: none;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  z-index: 10;
  box-shadow: var(--shadow-sm);
  transition: var(--chat-transition);
  animation: fadeIn 0.3s ease;
}

#scroll-to-bottom:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow);
  color: var(--chat-primary);
  border-color: var(--chat-primary);
}

/* Neue ungelesene Nachrichten Anzeige */
.unread-indicator {
  position: absolute;
  right: 52px;
  bottom: 80px;
  background-color: var(--warning-color);
  color: white;
  border-radius: 12px;
  padding: 3px 8px;
  font-size: 0.7rem;
  display: none;
  align-items: center;
  z-index: 10;
  box-shadow: var(--shadow-sm);
  animation: fadeIn 0.3s ease;
}