.lucky-chat-widget-container{position:fixed;bottom:20px;right:20px;z-index:9999;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif}.lucky-chat-toggle-btn{width:56px;height:56px;border-radius:50%;background:#2563eb;color:#fff;border:none;font-size:24px;cursor:pointer;box-shadow:0 4px 12px #00000026;transition:transform .2s,box-shadow .2s;position:relative}.lucky-chat-toggle-btn:hover{transform:scale(1.05);box-shadow:0 6px 20px #0003}.lucky-chat-badge{position:absolute;top:-4px;right:-4px;background:#ef4444;color:#fff;font-size:12px;font-weight:700;width:20px;height:20px;border-radius:50%;display:flex;align-items:center;justify-content:center}.lucky-chat-window{position:absolute;bottom:72px;right:0;width:360px;height:500px;background:#fff;border-radius:16px;box-shadow:0 8px 32px #00000026;display:flex;flex-direction:column;overflow:hidden}.lucky-chat-header{background:#2563eb;color:#fff;padding:16px;display:flex;justify-content:space-between;align-items:center}.lucky-chat-header-info{display:flex;flex-direction:column}.lucky-chat-title{font-weight:600;font-size:16px}.lucky-chat-balance{font-size:12px;opacity:.9}.lucky-chat-close{background:none;border:none;color:#fff;font-size:20px;cursor:pointer;padding:4px}.lucky-chat-messages{flex:1;overflow-y:auto;padding:16px;display:flex;flex-direction:column;gap:12px}.lucky-chat-empty{text-align:center;color:#6b7280;margin-top:40px}.lucky-chat-empty p:first-child{font-size:18px;font-weight:600;color:#111827;margin-bottom:8px}.lucky-chat-message{display:flex}.lucky-chat-message--client{justify-content:flex-end}.lucky-chat-message--operator{justify-content:flex-start}.lucky-chat-message--system{justify-content:center}.lucky-chat-message-bubble{max-width:80%;padding:10px 14px;border-radius:16px;font-size:14px;line-height:1.4}.lucky-chat-message--client .lucky-chat-message-bubble{background:#2563eb;color:#fff;border-bottom-right-radius:4px}.lucky-chat-message--operator .lucky-chat-message-bubble{background:#f3f4f6;color:#111827;border-bottom-left-radius:4px}.lucky-chat-message--system .lucky-chat-message-bubble{background:#fef3c7;color:#92400e;font-size:12px}.lucky-chat-message-time{font-size:11px;opacity:.7;margin-top:4px;display:block}.lucky-chat-composer{padding:12px 16px;border-top:1px solid #e5e7eb;display:flex;gap:8px;align-items:flex-end}.lucky-chat-composer textarea{flex:1;border:1px solid #d1d5db;border-radius:20px;padding:10px 16px;font-size:14px;resize:none;outline:none;font-family:inherit}.lucky-chat-composer textarea:focus{border-color:#2563eb}.lucky-chat-send-btn{width:40px;height:40px;border-radius:50%;background:#2563eb;color:#fff;border:none;cursor:pointer;display:flex;align-items:center;justify-content:center;font-size:16px}.lucky-chat-send-btn:disabled{background:#9ca3af;cursor:not-allowed}.lucky-chat-login-prompt{flex:1;display:flex;flex-direction:column;align-items:center;justify-content:center;padding:24px;text-align:center}.lucky-chat-login-prompt p:first-child{font-size:20px;font-weight:600;color:#111827;margin-bottom:8px}.lucky-chat-subtitle{color:#6b7280;font-size:14px}@media (max-width: 480px){.lucky-chat-window{width:calc(100vw - 40px);height:60vh}}