#chat-toggle {
  position: fixed;
  bottom: 28px;
  right: 28px;
  z-index: 1000;
  width: 96px;
  height: 96px;
  border-radius: 50%;
  background: #1a3a6a;
  border: 1px solid #2a5a9a;
  color: #c9a96e;
  font-size: 42px;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 2px 16px #000b;
  transform: scale(var(--chat-zoom, 1));
  transform-origin: bottom right;
  transition: background .15s, transform .15s;
}
#chat-toggle:hover { background: #2a4a8a; transform: scale(calc(var(--chat-zoom, 1) * 1.07)); transform-origin: bottom right; }

#chat-panel {
  position: fixed;
  bottom: 140px;
  right: 28px;
  z-index: 999;
  width: 340px;
  max-height: 520px;
  display: flex;
  flex-direction: column;
  background: #0d1e3a;
  border: 1px solid #2a4a7a;
  border-radius: 12px;
  box-shadow: 0 4px 28px #000d;
  transform: translateY(16px);
  opacity: 0;
  pointer-events: none;
  transition: opacity .2s, transform .2s;
}
#chat-panel.chat-open {
  opacity: 1;
  transform: translateY(0);
  pointer-events: all;
}

#chat-header {
  padding: 12px 16px;
  font-size: .95rem;
  font-weight: 700;
  color: #c9a96e;
  border-bottom: 1px solid #1a3a6a;
  flex-shrink: 0;
  letter-spacing: .03em;
}

#chat-messages {
  flex: 1;
  overflow-y: auto;
  padding: 10px 14px;
  display: flex;
  flex-direction: column;
  gap: 10px;
  min-height: 0;
}
#chat-messages::-webkit-scrollbar { width: 4px; }
#chat-messages::-webkit-scrollbar-thumb { background: #2a4a7a; border-radius: 2px; }

.chat-msg { font-size: .83rem; line-height: 1.5; }
.chat-msg-name { color: #c9a96e; font-weight: 600; margin-right: 5px; }
.chat-msg-text { color: #ccd; }
.chat-empty { color: #445566; font-style: italic; font-size: .83rem; text-align: center; margin-top: 20px; }

#chat-footer {
  padding: 10px 14px;
  border-top: 1px solid #1a3a6a;
  font-size: .78rem;
  color: #667788;
  flex-shrink: 0;
}
#chat-footer a {
  color: #c9a96e;
  text-decoration: none;
  font-style: italic;
}
#chat-footer a:hover { text-decoration: underline; }

@media (max-width: 768px) {
  #chat-toggle {
    width: 24px;
    height: 24px;
    font-size: 11px;
    bottom: 12px;
    right: 12px;
  }
  #chat-panel {
    bottom: 52px;
    right: 12px;
  }
}