#bix-ia-chat {
  position: fixed;
  right: 24px;
  bottom: 24px;
  z-index: 99999;
  font-family: Arial, sans-serif;
}

#bix-ia-chat-button {
  width: 64px;
  height: 64px;
  border: 0;
  border-radius: 50%;
  background: #4f46e5;
  color: #ffffff;
  font-size: 28px;
  cursor: pointer;
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.18);
}

#bix-ia-window {
  width: 340px;
  max-width: calc(100vw - 32px);
  background: #ffffff;
  border-radius: 18px;
  overflow: hidden;
  box-shadow: 0 16px 45px rgba(0, 0, 0, 0.22);
  margin-bottom: 16px;
}

.bix-ia-hidden {
  display: none;
}

.bix-ia-header {
  padding: 16px;
  background: #4f46e5;
  color: #ffffff;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

#bix-ia-close {
  border: 0;
  background: transparent;
  color: #ffffff;
  font-size: 24px;
  cursor: pointer;
}

.bix-ia-messages {
  padding: 16px;
  height: 260px;
  overflow-y: auto;
  background: #f8fafc;
}

.bix-ia-message {
  padding: 10px 12px;
  border-radius: 14px;
  margin-bottom: 10px;
  line-height: 1.4;
  font-size: 14px;
}

.bix-ia-bot {
  background: #ffffff;
  color: #1f2937;
}

.bix-ia-user {
  background: #4f46e5;
  color: #ffffff;
  margin-left: 40px;
}

.bix-ia-form {
  display: flex;
  gap: 8px;
  padding: 12px;
  background: #ffffff;
}

#bix-ia-input {
  flex: 1;
  padding: 10px;
  border: 1px solid #d1d5db;
  border-radius: 10px;
}

.bix-ia-form button {
  border: 0;
  border-radius: 10px;
  padding: 10px 12px;
  background: #4f46e5;
  color: #ffffff;
  cursor: pointer;
}