.ai-chat-widget {
  position: fixed;
  bottom: 20px;
  right: 20px;
  z-index: 1000;
}

.ai-chat-widget .chat-window {
  width: 600px;
  height: 400px;
  background: white;
  border: 1px solid #ccc;
  border-radius: 8px;
  display: flex;
  flex-direction: column;
  transition: all 0.3s ease;
}

.ai-chat-widget.fullscreen .chat-window {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  z-index: 9999;
}

.chat-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 10px;
  border-bottom: 1px solid #eee;
}

.chat-controls {
  display: flex;
  gap: 10px;
}

.chat-controls button {
  background: none;
  border: none;
  cursor: pointer;
  font-size: 1.2em;
  color: #333;
  padding: 5px;
}

.chat-controls button:hover {
  color: #007bff;
}

.chat-messages {
  flex-grow: 1;
  overflow-y: auto;
  padding: 10px;
}

.chat-input {
  padding: 10px;
  border-top: 1px solid #eee;
}

.chat-toggle {
  padding: 10px 20px;
  background: #007bff;
  color: white;
  border: none;
  border-radius: 20px;
  cursor: pointer;
}