#helpdesk-button{position:fixed;bottom:20px;right:20px;width:60px;height:60px;background-color:#007bff;color:#fff;border-radius:50%;display:flex;justify-content:center;align-items:center;font-size:24px;cursor:pointer;z-index:1000;box-shadow:0 4px 8px rgba(0,0,0,.2)}#helpdesk-chat{position:fixed;bottom:100px;right:20px;width:350px;height:500px;border-radius:10px;box-shadow:0 4px 12px rgba(0,0,0,.6);display:none;flex-direction:column;z-index:10}#helpdesk-chat.open{display:flex}#chat-header{padding:15px;background-color:#007bff;color:#fff;border-top-left-radius:10px;border-top-right-radius:10px;border-bottom:1px solid #eee;display:flex;justify-content:space-between;align-items:center;position:relative}#chat-header h3{margin:0;font-size:18px}#delete-chat-button{background:0 0;border:none;cursor:pointer;padding:0;display:flex;align-items:center;justify-content:center}#delete-chat-button svg{width:20px;height:20px;fill:#fff}#delete-confirm{position:absolute;top:50px;right:10px;background-color:var(--bg1);color:var(--text-color);border:1px solid #ccc;border-radius:5px;padding:10px;box-shadow:0 2px 5px rgba(0,0,0,.2);z-index:1001}#delete-confirm p{margin:0 0 10px}#delete-confirm button{background-color:#007bff;color:#fff;border:none;padding:5px 10px;border-radius:3px;cursor:pointer;margin-right:5px}#delete-confirm button#confirm-delete-no{background-color:#6c757d}#chat-messages{flex-grow:1;padding:15px;overflow-y:auto;display:flex;flex-direction:column;gap:10px;background-color:var(--bg1)}.chat-message{padding:10px 15px;border-radius:18px;max-width:80%}.user-message{background-color:#007bff;color:#fff;align-self:flex-end;border-bottom-right-radius:4px}.bot-message{background-color:#f1f1f1;color:#333;align-self:flex-start;border-bottom-left-radius:4px}#chat-input{display:flex;padding:15px;border-top:1px solid #eee;background-color:var(--bg1)}#chat-input-container{position:relative;flex-grow:1;display:flex;align-items:center}#char-counter{position:absolute;right:15px;color:#888;font-size:12px}#chat-input input{flex-grow:1;border:1px solid #ddd;border-radius:20px;padding:10px 15px;font-size:14px;padding-right:60px}#chat-input button{background-color:#007bff;color:#fff;border:none;border-radius:50%;width:40px;height:40px;margin-left:10px;cursor:pointer;font-size:18px}#chat-input button.disabled{background-color:#555;cursor:not-allowed}@media(max-width:480px){#helpdesk-chat{left:10px;right:10px;width:auto;bottom:90px}#helpdesk-button{right:10px;bottom:10px}}