body {
  font-family: Arial, sans-serif;
  background-color: #f3f4f6; /* Softer gray from Tailwind bg-gray-100 */
  background-image: url("download.jpeg");
  text-align: center;
  margin: 0;
  padding: 0;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
}

.container {
  width: 100%;
  max-width: 32rem; /* Matches max-w-2xl from Tailwind */
  margin: 1rem;
  background: rgba(95, 112, 137, 0.53); /* Original #5f708987 */
  padding: 1.5rem; /* Matches p-6 */
  border-radius: 1rem; /* Softer radius from rounded-2xl */
  box-shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05); /* Tailwind shadow-xl */
  transition: all 0.3s ease;
}

.container:hover {
  background: #5f7089;
  box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.3), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
  transform: translateY(-2px);
}

#chatbox {
  max-height: 70vh; /* Updated from Tailwind example */
  border: 1px solid #d1d5db; /* Tailwind gray-300 */
  overflow-y: auto;
  padding: 1rem;
  margin-bottom: 1rem;
  text-align: left;
  background-color: #fafafa;
  border-radius: 0.5rem;
  scrollbar-width: thin;
  scrollbar-color: #9ca3af #f3f4f6; /* Custom scrollbar */
}

.user-message {
  color: #ffffff;
  background: #4f46e5; /* Tailwind indigo-600 */
  padding: 1rem;
  border-radius: 1rem;
  margin: 0.5rem 0;
  max-width: 80%;
  margin-left: auto;
  word-wrap: break-word;
}

.bot-message {
  color: #1f2937; /* Tailwind gray-800 */
  background-color: #e5e7eb; /* Tailwind gray-200 */
  padding: 1rem;
  border-radius: 1rem;
  margin: 0.5rem 0;
  max-width: 80%;
  margin-right: auto;
  word-wrap: break-word;
}

.options {
  margin: 0.5rem 0;
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

input[type="text"] {
  width: 100%;
  flex: 1;
  padding: 0.75rem; /* Matches Tailwind p-3 */
  border-radius: 0.5rem;
  border: 1px solid #d1d5db; /* Tailwind gray-300 */
  outline: none;
  transition: all 0.2s ease;
}

input[type="text"]:focus {
  border-color: #4f46e5; /* Tailwind indigo-600 */
  box-shadow: 0 0 0 2px rgba(79, 70, 229, 0.5); /* Focus ring */
}

button {
  padding: 0.75rem 1.5rem; /* Matches Tailwind py-3 px-6 */
  background: #4f46e5; /* Tailwind indigo-600 */
  color: #fff;
  border: none;
  border-radius: 0.5rem;
  cursor: pointer;
  transition: all 0.2s ease;
}

button:hover {
  background: #4338ca; /* Tailwind indigo-700 */
  transform: scale(1.02);
}

.option-btn {
  margin: 0.25rem;
  background-color: #3b82f6; /* Tailwind blue-500 */
  border: none;
  border-radius: 0.5rem;
  padding: 0.5rem 1rem;
  color: #fff;
  cursor: pointer;
  transition: all 0.2s ease-in-out;
}

.option-btn:hover {
  background-color: #2563eb; /* Tailwind blue-600 */
  transform: scale(1.05); /* Matches Tailwind example */
}

/* Responsive adjustments */
@media (max-width: 640px) {
  .container {
      margin: 0.5rem;
      padding: 1rem;
  }
  
  input[type="text"] {
      padding: 0.5rem;
  }
  
  button {
      padding: 0.5rem 1rem;
  }
}