#rpChatLauncher {
  position: fixed; bottom: 24px; right: 24px; z-index: 9999;
  background: #1F4E4C; color: #fff; border: none; border-radius: 50px;
  padding: 14px 22px 14px 44px; font-size: 14px; font-weight: 600; cursor: pointer;
  box-shadow: 0 4px 14px rgba(0,0,0,0.25); font-family: inherit;
  position: fixed; 
}
#rpChatLauncher::before {
  content: "";
  position: absolute; left: 18px; top: 50%; transform: translateY(-50%);
  width: 16px; height: 16px;
  background: #fff;
  -webkit-mask: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='black' stroke-width='2'%3E%3Cpath d='M21 11.5a8.38 8.38 0 0 1-.9 3.8 8.5 8.5 0 0 1-7.6 4.7 8.38 8.38 0 0 1-3.8-.9L3 21l1.9-5.7a8.38 8.38 0 0 1-.9-3.8 8.5 8.5 0 0 1 4.7-7.6 8.38 8.38 0 0 1 3.8-.9h.5a8.48 8.48 0 0 1 8 8v.5z'/%3E%3C/svg%3E") center/contain no-repeat;
  mask: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='black' stroke-width='2'%3E%3Cpath d='M21 11.5a8.38 8.38 0 0 1-.9 3.8 8.5 8.5 0 0 1-7.6 4.7 8.38 8.38 0 0 1-3.8-.9L3 21l1.9-5.7a8.38 8.38 0 0 1-.9-3.8 8.5 8.5 0 0 1 4.7-7.6 8.38 8.38 0 0 1 3.8-.9h.5a8.48 8.48 0 0 1 8 8v.5z'/%3E%3C/svg%3E") center/contain no-repeat;
}
#rpChatPanel {
  position: fixed; bottom: 90px; right: 24px; z-index: 9999;
  width: 380px; max-width: 92vw; height: 600px; max-height: 75vh;
  border-radius: 12px; overflow: hidden; box-shadow: 0 8px 30px rgba(0,0,0,0.3);
  display: none; background: #fff;
}
#rpChatPanel.open { display: block; }
#rpChatClose {
  position: absolute; top: 8px; right: 10px; z-index: 10000;
  background: rgba(0,0,0,0.5); color: #fff; border: none; border-radius: 20px;
  padding: 4px 12px; cursor: pointer; font-size: 12px; line-height: 1.4;
}
#rpChatPanel iframe { width: 100%; height: 100%; border: none; }