.opa-chat-widget{--chat-primary: #f5821f;--chat-bg: #ffffff;--chat-shadow: 0 4px 20px rgba(0, 0, 0, .15);--chat-radius: 16px;--chat-bot-bg: #f8f9fa;--chat-user-bg: #f5821f;--chat-user-color: #ffffff;font-family:Poppins,sans-serif;animation:opaWidgetIn .3s ease}@keyframes opaWidgetIn{0%{opacity:0}to{opacity:1}}.opa-chat-toggle,.opa-chat-header{touch-action:none;-webkit-user-select:none;-moz-user-select:none;user-select:none}.opa-chat-header{cursor:move}.opa-chat-widget.opa-chat-drag-fab .opa-chat-toggle,.opa-chat-widget.opa-chat-drag-panel .opa-chat-drawer{transition:none}.opa-chat-toggle{position:fixed;bottom:24px;right:24px;width:56px;height:56px;border-radius:50%;background:var(--chat-primary);color:#fff;border:none;cursor:pointer;display:flex;align-items:center;justify-content:center;box-shadow:var(--chat-shadow);z-index:1040;transition:transform .2s,left .2s ease,top .2s ease}.opa-chat-toggle:hover{transform:scale(1.05)}.opa-chat-label{position:absolute;right:calc(100% + 12px);top:50%;transform:translateY(-50%);background:#1a2b4a;color:#fff;font-size:13px;font-weight:600;padding:8px 14px;border-radius:8px;white-space:nowrap;box-shadow:var(--chat-shadow);opacity:0;visibility:hidden;pointer-events:none;transition:opacity .2s ease,visibility .2s ease}.opa-chat-label.show,.opa-chat-toggle:hover .opa-chat-label{opacity:1;visibility:visible}.opa-chat-toggle.active .opa-chat-label{display:none}.opa-chat-toggle.active{transform:rotate(90deg)}.opa-chat-drawer{position:fixed;bottom:96px;right:24px;width:380px;height:680px;max-height:min(680px,calc(100vh - 190px));overflow:hidden;background:var(--chat-bg);border-radius:var(--chat-radius);box-shadow:var(--chat-shadow);z-index:1040;display:flex;flex-direction:column;transform:translateY(20px);opacity:0;visibility:hidden;transition:transform .2s ease,opacity .2s ease,visibility .2s ease,left .2s ease,top .2s ease}.opa-chat-drawer.open{transform:translateY(0);opacity:1;visibility:visible;transition:transform .3s ease,opacity .3s ease,visibility .3s ease,left .2s ease,top .2s ease}.opa-chat-header{display:flex;align-items:center;justify-content:space-between;padding:10px 16px;background:var(--chat-primary);color:#fff;border-radius:var(--chat-radius) var(--chat-radius) 0 0}.opa-chat-header-info{display:flex;align-items:center;gap:10px}.opa-chat-avatar{width:34px;height:34px;flex-shrink:0;border-radius:50%;background:#fff3;display:flex;align-items:center;justify-content:center;font-weight:700;font-size:12px}.opa-chat-title{margin:0;font-size:15px;font-weight:600;line-height:1.3}.opa-chat-status{font-size:11px;line-height:1.2;opacity:.8}.opa-chat-close{background:none;border:none;color:#fff;font-size:24px;cursor:pointer;padding:4px;line-height:1}.opa-chat-messages{flex:1;min-height:0;overflow-y:auto;padding:16px 20px;display:flex;flex-direction:column;gap:12px}.opa-chat-messages::-webkit-scrollbar{width:4px}.opa-chat-messages::-webkit-scrollbar-thumb{background:#ccc;border-radius:2px}.opa-chat-message{display:flex;gap:8px;max-width:85%;animation:opaMsgIn .2s ease}@keyframes opaMsgIn{0%{opacity:0;transform:translateY(8px)}to{opacity:1;transform:translateY(0)}}.opa-chat-message-bot{align-self:flex-start}.opa-chat-message-user{align-self:flex-end}.opa-chat-avatar-sm{width:30px;height:30px;border-radius:50%;background:#e9ecef;display:flex;align-items:center;justify-content:center;font-size:10px;font-weight:600;flex-shrink:0}.opa-chat-bubble{padding:10px 14px;border-radius:12px;font-size:14px;line-height:1.5;position:relative}.opa-chat-bubble p{margin:0}.opa-chat-bubble p+p{margin-top:8px}.opa-chat-md>*+*{margin-top:6px}.opa-chat-md-h{font-weight:700}.opa-chat-md ul,.opa-chat-md ol{margin:0;padding-left:18px}.opa-chat-md li{margin:2px 0}.opa-chat-md a{color:var(--chat-primary);text-decoration:underline;word-break:break-all}.opa-chat-bubble-user .opa-chat-md a{color:#fff}.opa-chat-bubble-bot{background:var(--chat-bot-bg);color:#333;border-bottom-left-radius:4px}.opa-chat-bubble-user{background:var(--chat-user-bg);color:var(--chat-user-color);border-bottom-right-radius:4px}.opa-chat-bubble-error{background:#fff5f5;border:1px solid #feb2b2;color:#c53030}.opa-chat-btn-retry{display:inline-block;margin-top:8px;padding:6px 14px;border-radius:16px;border:none;background:#c53030;color:#fff;font-family:inherit;font-size:12px;font-weight:600;cursor:pointer;transition:background .2s}.opa-chat-btn-retry:hover{background:#9b2c2c}.opa-chat-choices{display:flex;flex-direction:column;gap:6px;margin-top:8px}.opa-chat-choice{display:block;width:100%;padding:8px 12px;border-radius:14px;border:1px solid var(--chat-primary);background:#fff;color:var(--chat-primary);font-family:inherit;font-size:13px;font-weight:600;text-align:left;cursor:pointer;transition:background .2s,color .2s}.opa-chat-choice:hover{background:var(--chat-primary);color:#fff}.opa-chat-choice:disabled{opacity:.5;cursor:default;background:#fff;color:var(--chat-primary)}.opa-chat-time{display:block;font-size:10px;color:#999;margin-top:4px;text-align:right}.opa-chat-bubble-user .opa-chat-time{color:#ffffffd9}.opa-chat-typing{display:flex;gap:4px;padding:12px 16px}.opa-typing-dot{width:8px;height:8px;border-radius:50%;background:#999;animation:opaTyping 1.4s infinite ease-in-out}.opa-typing-dot:nth-child(2){animation-delay:.2s}.opa-typing-dot:nth-child(3){animation-delay:.4s}@keyframes opaTyping{0%,60%,to{opacity:.3;transform:scale(1)}30%{opacity:1;transform:scale(1.2)}}.opa-chat-input-area{display:flex;align-items:flex-end;gap:8px;padding:12px 20px;border-top:1px solid #e9ecef}.opa-chat-input{flex:1;border:1px solid #dee2e6;border-radius:24px;padding:10px 16px;font-size:14px;font-family:inherit;resize:none;max-height:80px;outline:none;transition:border-color .2s}.opa-chat-input:focus{border-color:var(--chat-primary)}.opa-chat-input:disabled{background:#f1f3f5;color:#868e96;cursor:not-allowed}.opa-chat-send{width:40px;height:40px;border-radius:50%;background:var(--chat-primary);color:#fff;border:none;cursor:pointer;display:flex;align-items:center;justify-content:center;flex-shrink:0;transition:background .2s}.opa-chat-send:hover{background:#e67310}.opa-chat-send:disabled{background:#ccc;cursor:not-allowed}@media (max-width: 991px){.opa-chat-toggle{bottom:86px;right:16px}.opa-chat-drawer{right:16px;bottom:152px;max-height:min(680px,calc(100vh - 242px))}}@media (max-width: 480px){.opa-chat-drawer{width:calc(100% - 32px)}}