html, body {
	height: 100%;
}
body {
	background: #000;
	overflow: hidden;
}

#chatbot-toggle {
  position: fixed;
  bottom: 20px;
  left: 20px;
  background-color: #103575;
  color: white;
  border: none;
  border-radius: 50%;
  width: 50px;
  height: 50px;
  cursor: pointer;
  font-size: 26px;
  box-shadow: 0 4px 16px rgba(0,0,0,0.3);
  transition: all 0.3s ease;
}

#chatbot-toggle:hover {
  background-color: #1f5bd8;
  transform: scale(1.1);
}

  /* پنجره چت‌بات */
#chatbot-container-fa {
  position: fixed;
  bottom: 90px;
  left: 20px;
  width: 360px;
  height: 450px;
  border-radius: 12px;
  overflow: hidden;
  z-index: 9999;
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.25);
  display: none; /* اول مخفی */
  animation: fadeIn 0.3s ease-in-out;
}

/* دکمه باز/بستن */
#chatbot-toggle-fa {
  position: fixed;
  bottom: 20px;
  left: 20px;
  background: linear-gradient(135deg, #103575, #1f5bd8);
  color: white;
  border: none;
  border-radius: 50%;
  width: 50px;
  height: 50px;
  cursor: pointer;
  font-size: 26px;
  box-shadow: 0 6px 18px rgba(0, 0, 0, 0.3);
  transition: all 0.3s ease;
}

#chatbot-toggle-fa:hover {
  transform: scale(1.15) rotate(10deg);
}