#gemini-chat-container {
    max-width: 500px; margin: 20px auto; border: 1px solid #ddd; border-radius: 10px; overflow: hidden; font-family: -apple-system, BlinkMacSystemFont, sans-serif; box-shadow: 0 4px 12px rgba(0,0,0,0.1);
}
.chat-messages { height: 400px; overflow-y: auto; background: #f9f9f9; padding: 15px; }
.message { margin-bottom: 15px; display: flex; }
.user-message { justify-content: flex-end; }
.ai-message { justify-content: flex-start; }
.message-content { max-width: 80%; padding: 10px 15px; border-radius: 18px; word-wrap: break-word; }
.user-message .message-content { background: #007cba; color: white; }
.ai-message .message-content { background: white; border: 1px solid #eee; }
.chat-input-container { display: flex; padding: 15px; background: white; }
#chat-input { flex: 1; border: 1px solid #ddd; border-radius: 20px; padding: 10px 15px; margin-right: 10px; }
#chat-send, #chat-clear { background: #007cba; color: white; border: none; padding: 10px 15px; border-radius: 20px; cursor: pointer; }
#chat-clear { background: #dc3232; margin-left: 5px; }
@media (max-width: 600px) { #gemini-chat-container { margin: 10px; } }