/* Chat Widget */
.chat-widget {
  position: fixed;
  bottom: 80px;
  right: 20px;
  width: 400px;
  max-height: 600px;
  background: white;
  border-radius: 12px;
  box-shadow: 0 8px 24px rgba(0,0,0,0.15);
  display: none;
  flex-direction: column;
  z-index: 10000;
  transition: all 0.3s ease;
}

.chat-widget.open {
  display: flex;
}

.chat-header {
  background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  color: white;
  padding: 16px;
  border-radius: 12px 12px 0 0;
  display: flex;
  align-items: center;
  font-weight: 600;
}

.chat-header .btn-icon {
  margin-left: auto;
  background: none;
  border: none;
  color: white;
  font-size: 24px;
  cursor: pointer;
  padding: 0;
  width: 32px;
  height: 32px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.chat-messages {
  flex: 1;
  overflow-y: auto;
  padding: 16px;
  display: flex;
  flex-direction: column;
  gap: 12px;
  max-height: 450px;
}

.message {
  display: flex;
  gap: 10px;
  animation: slideIn 0.3s ease;
}

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

.message .avatar {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  font-size: 18px;
}

.message.agent .avatar {
  background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  color: white;
}

.message.user .avatar {
  background: #e0e7ff;
  color: #667eea;
}

.message .content {
  flex: 1;
  background: #f3f4f6;
  padding: 10px 14px;
  border-radius: 12px;
  max-width: 280px;
  word-wrap: break-word;
  overflow-wrap: break-word;
  line-height: 1.5;
}

.message .content p {
  margin: 0;
  white-space: pre-wrap;
}

.message .content strong {
  font-weight: 600;
  color: inherit;
}

.message .content em {
  font-style: italic;
}

.message .content code {
  background: rgba(0, 0, 0, 0.08);
  padding: 2px 6px;
  border-radius: 4px;
  font-family: 'SF Mono', 'Monaco', 'Courier New', monospace;
  font-size: 0.9em;
}

.message.user .content code {
  background: rgba(255, 255, 255, 0.2);
}

.message .content ul {
  margin: 8px 0;
  padding-left: 20px;
}

.message .content li {
  margin: 4px 0;
}

.message.user {
  flex-direction: row-reverse;
}

.message.user .content {
  background: #667eea;
  color: white;
}

.message.agent.typing .content {
  padding: 10px 20px;
}

.typing-indicator {
  display: flex;
  gap: 4px;
  align-items: center;
}

.typing-indicator span {
  width: 8px;
  height: 8px;
  background: #9ca3af;
  border-radius: 50%;
  animation: typing 1.4s infinite;
}

.typing-indicator span:nth-child(2) {
  animation-delay: 0.2s;
}

.typing-indicator span:nth-child(3) {
  animation-delay: 0.4s;
}

@keyframes typing {
  0%, 60%, 100% {
    transform: translateY(0);
  }
  30% {
    transform: translateY(-10px);
  }
}

.chat-input-container {
  padding: 16px;
  border-top: 1px solid #e5e7eb;
  display: flex;
  gap: 8px;
}

.chat-input {
  flex: 1;
  padding: 10px 14px;
  border: 1px solid #d1d5db;
  border-radius: 8px;
  font-size: 14px;
}

.chat-input:focus {
  outline: none;
  border-color: #667eea;
  box-shadow: 0 0 0 3px rgba(102, 126, 234, 0.1);
}

/* Chat Toggle Button */
.chat-toggle {
  position: fixed;
  bottom: 20px;
  right: 20px;
  width: 60px;
  height: 60px;
  border-radius: 50%;
  background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  color: white;
  border: none;
  box-shadow: 0 4px 12px rgba(102, 126, 234, 0.4);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 24px;
  z-index: 9999;
  transition: all 0.3s ease;
}

.chat-toggle:hover {
  transform: scale(1.05);
  box-shadow: 0 6px 16px rgba(102, 126, 234, 0.5);
}

.chat-toggle.open {
  background: #ef4444;
}

.chat-toggle .badge {
  position: absolute;
  top: -5px;
  right: -5px;
  background: #ef4444;
  color: white;
  width: 24px;
  height: 24px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 12px;
  font-weight: bold;
}

/* Pulse highlight for initialize button */
@keyframes pulse {
  0% {
    box-shadow: 0 0 0 0 rgba(102, 126, 234, 0.7);
  }
  70% {
    box-shadow: 0 0 0 10px rgba(102, 126, 234, 0);
  }
  100% {
    box-shadow: 0 0 0 0 rgba(102, 126, 234, 0);
  }
}

.pulse-highlight {
  animation: pulse 1.5s infinite;
}