*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}html,body,#root{height:100%;overflow:hidden;overscroll-behavior:none}:root{--primary: #2B7FFF;--primary-dark: color-mix(in srgb, var(--primary) 85%, #000);--primary-light: color-mix(in srgb, var(--primary) 10%, #fff);--text: #1f2937;--text-secondary: #6b7280;--text-light: #9ca3af;--bg: #f9fafb;--bg-white: #ffffff;--border: #e5e7eb;--shadow-sm: 0 1px 3px rgba(0,0,0,.08);--shadow-md: 0 4px 12px rgba(0,0,0,.1);--radius-sm: 6px;--radius-md: 12px;--radius-lg: 18px;--font: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif}#app{display:flex;flex-direction:column;height:100%;background:var(--bg-white);font-family:var(--font);font-size:14px;color:var(--text);overflow:hidden;position:relative}.embedded #app,.embedded .pre-chat-form{height:auto;max-height:100%}.sheet.embedded #app,.sheet.embedded .pre-chat-form{height:100%;max-height:100%}.embedded.picker-open #app{height:100%}#header{display:flex;align-items:center;gap:10px;padding:10px 14px;background:var(--primary);color:#fff;flex-shrink:0;box-shadow:0 2px 8px #0000001f;position:relative;z-index:1}#header-avatar{width:34px;height:34px;border-radius:50%;background:#ffffff40;display:flex;align-items:center;justify-content:center;font-size:16px;font-weight:700;flex-shrink:0;overflow:hidden}#header-avatar.has-logo{background:#fff;padding:3px}#header-avatar img{width:100%;height:100%;object-fit:contain;display:block}#header-avatar.has-avatar img{object-fit:cover}button#header-avatar{border:0;padding:0;font:inherit;color:inherit;cursor:zoom-in;-webkit-appearance:none;-moz-appearance:none;appearance:none}button#header-avatar.has-logo{padding:3px}button#header-avatar:focus-visible{outline:2px solid #fff;outline-offset:2px}.avatar-viewer{position:fixed;top:0;right:0;bottom:0;left:0;z-index:50;display:flex;align-items:center;justify-content:center;padding:24px;background:#000000b8;cursor:zoom-out}.avatar-viewer img{max-width:100%;max-height:100%;object-fit:contain;border-radius:12px;box-shadow:0 8px 32px #0006}.avatar-viewer-close{position:absolute;top:10px;right:10px;width:28px;height:28px;display:flex;align-items:center;justify-content:center;border:0;border-radius:50%;background:#ffffffeb;color:#111;cursor:pointer}#header-info{flex:1;min-width:0}#header-name{font-size:15px;font-weight:600;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}#header-status{display:flex;align-items:center;gap:5px;font-size:12px;opacity:.88;margin-top:2px}.dot{width:7px;height:7px;border-radius:50%;background:#34d399;flex-shrink:0}.dot.offline{background:#ffffff73}#btn-close{background:#ffffff2e;border:none;border-radius:50%;width:30px;height:30px;display:flex;align-items:center;justify-content:center;cursor:pointer;flex-shrink:0;transition:background .15s;outline:none}#btn-close:hover{background:#ffffff4d}.messages-area{flex:1;overflow-y:auto;padding:10px 12px;display:flex;flex-direction:column;gap:4px;overscroll-behavior:contain;background:var(--bg)}.messages-area::-webkit-scrollbar{width:4px}.messages-area::-webkit-scrollbar-thumb{background:var(--border);border-radius:4px}#messages{display:flex;flex-direction:column;gap:4px}.msg-group{display:flex;flex-direction:column;max-width:80%;gap:2px;margin-bottom:6px}.msg-group.visitor{align-self:flex-end;align-items:flex-end}.msg-group.agent{align-self:flex-start;align-items:flex-start}.msg-sender-name{font-size:11px;color:var(--text-light);margin-bottom:2px;padding-left:4px}.bubble{padding:9px 13px;border-radius:var(--radius-lg);line-height:1.5;font-size:13.5px;word-wrap:break-word;white-space:pre-wrap;max-width:100%;box-shadow:var(--shadow-sm)}.bubble.visitor{background:var(--primary);color:#fff;border-bottom-right-radius:var(--radius-sm)}.bubble.agent{background:var(--bg-white);color:var(--text);border-bottom-left-radius:var(--radius-sm);border:1px solid var(--border)}.bubble.pending{opacity:.65}.bubble.failed{background:#fef2f2;color:#dc2626;border-color:#fecaca}.bubble.dang-viet .msg-markdown>*:last-child:after,.bubble.dang-viet>:last-child:not(.msg-markdown):after{content:"";display:inline-block;width:2px;height:1em;margin-left:2px;vertical-align:text-bottom;background:currentColor;animation:con-tro-nhay 1s steps(2,start) infinite}@keyframes con-tro-nhay{to{visibility:hidden}}.bubble-time{font-size:10.5px;color:var(--text-light);margin-top:1px;padding:0 3px}.bubble-row{display:flex;align-items:center;gap:4px;max-width:100%}.msg-group.visitor .bubble-row{flex-direction:row-reverse}.react-affordance{position:relative;flex-shrink:0}.react-btn{display:flex;align-items:center;justify-content:center;width:26px;height:26px;padding:0;border:none;border-radius:50%;background:transparent;color:var(--text-light);cursor:pointer;opacity:0;transition:opacity .15s,background .15s,color .15s}.msg-group:hover .react-btn,.react-affordance:focus-within .react-btn{opacity:1}.react-btn:hover{background:var(--bg-light, rgba(0, 0, 0, .05));color:var(--text)}.react-picker{position:absolute;bottom:calc(100% + 4px);display:flex;gap:2px;padding:4px 6px;background:var(--bg-white);border:1px solid var(--border);border-radius:999px;box-shadow:var(--shadow-md, 0 4px 12px rgba(0, 0, 0, .15));z-index:20}.msg-group.visitor .react-picker{right:0}.msg-group.agent .react-picker{left:0}.react-picker-emoji{border:none;background:transparent;font-size:18px;line-height:1;padding:3px;border-radius:50%;cursor:pointer;transition:transform .1s,background .1s}.react-picker-emoji:hover{transform:scale(1.25);background:var(--bg-light, rgba(0, 0, 0, .05))}.reaction-pills{display:flex;flex-wrap:wrap;gap:3px;margin-top:2px;padding:0 2px}.reaction-pill{display:inline-flex;align-items:center;gap:3px;padding:1px 6px;border:1px solid var(--border);border-radius:999px;background:var(--bg-white);font-size:12px;line-height:1.4;color:var(--text);cursor:default}.reaction-pill.own{border-color:var(--primary);background:color-mix(in srgb,var(--primary) 12%,transparent);cursor:pointer}.reaction-pill:disabled{cursor:default}.reaction-emoji{font-size:13px}.reaction-count{font-size:11px;color:var(--text-light);font-weight:600}#typing-indicator{display:none;align-self:flex-start;width:100%;margin-bottom:6px}#typing-indicator.visible{display:flex}.typing-bubble{display:inline-flex;align-items:center;width:fit-content;max-width:100%;min-height:32px;gap:7px;box-sizing:border-box;padding:8px 12px;background:var(--bg-white);border:1px solid var(--border);border-radius:var(--radius-lg);border-bottom-left-radius:var(--radius-sm);box-shadow:var(--shadow-sm)}.typing-dots{display:inline-flex;align-items:center;gap:4px;flex:0 0 auto}.typing-dot{display:block;width:7px;height:7px;border-radius:50%;background:var(--text-light);flex:0 0 7px;animation:typing-wave 1.05s ease-in-out infinite}.typing-dot:nth-child(2){animation-delay:.2s}.typing-dot:nth-child(3){animation-delay:.4s}.typing-label{min-width:0;overflow:hidden;text-overflow:ellipsis;color:var(--text-light);font-size:11px;line-height:1;white-space:nowrap}@keyframes typing-wave{0%,60%,to{transform:translateY(0) scale(.85);opacity:.4}30%{transform:translateY(-5px) scale(1);opacity:1}}.date-sep{text-align:center;font-size:11px;color:var(--text-light);margin:10px 0 6px;display:flex;align-items:center;gap:8px}.date-sep:before,.date-sep:after{content:"";flex:1;height:1px;background:var(--border)}.status-msg{text-align:center;font-size:11.5px;color:var(--text-secondary);background:var(--bg-white);border:1px solid var(--border);border-radius:20px;padding:4px 12px;align-self:center;margin:4px 0}#empty-state{display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center;padding:24px 20px;flex:1;gap:8px}#empty-state h3{font-size:16px;font-weight:600;color:var(--text);margin-top:4px}#empty-state p{font-size:13px;color:var(--text-secondary);line-height:1.55;max-width:240px}#loading-overlay{display:flex;flex-direction:column;align-items:center;justify-content:center;height:100%;gap:14px;background:var(--bg-white)}#loading-overlay p{font-size:13px;color:var(--text-secondary)}.spinner{width:32px;height:32px;border:3px solid var(--border);border-top-color:var(--primary);border-radius:50%;animation:spin .7s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}#input-area{display:flex;flex-direction:column;gap:6px;padding:8px 10px;border-top:1px solid var(--border);background:var(--bg-white);flex-shrink:0;position:relative}.chat-input-row{display:flex;align-items:flex-end;gap:8px}.chat-input-error{font-size:11.5px;color:#ef4444;background:#fff1f2;border:1px solid #fecaca;border-radius:6px;padding:6px 10px;line-height:1.4}#msg-input.msg-input-warning{border-color:#f59e0b;background:#fffbeb}#msg-input{flex:1;resize:none;border:1px solid var(--border);border-radius:var(--radius-md);padding:9px 12px;font-size:13.5px;font-family:var(--font);color:var(--text);background:var(--bg);outline:none;line-height:1.45;max-height:120px;overflow-y:auto;transition:border-color .15s}#msg-input:focus{border-color:var(--primary);background:var(--bg-white)}#msg-input::placeholder{color:var(--text-light)}#msg-input:disabled{opacity:.55;cursor:not-allowed}#btn-send{width:36px;height:36px;border-radius:50%;background:var(--primary);border:none;cursor:pointer;display:flex;align-items:center;justify-content:center;flex-shrink:0;transition:background .15s,transform .1s;outline:none}#btn-send:hover:not(:disabled){background:var(--primary-dark)}#btn-send:active:not(:disabled){transform:scale(.93)}#btn-send:disabled{background:var(--border);cursor:not-allowed}#btn-attach,#btn-emoji{width:32px;height:32px;border-radius:50%;background:transparent;color:#6b7280;border:none;cursor:pointer;display:flex;align-items:center;justify-content:center;flex-shrink:0;transition:background .15s,color .15s;outline:none}#btn-attach:hover:not(:disabled),#btn-emoji:hover:not(:disabled){background:#f3f4f6;color:var(--primary)}#btn-attach:disabled,#btn-emoji:disabled{opacity:.4;cursor:not-allowed}.emoji-picker-host{position:absolute;bottom:60px;left:8px;z-index:10}.emoji-picker-host emoji-picker{--background: #fff;--border-color: #e5e7eb;--border-radius: 12px;--category-emoji-padding: 6px;--emoji-padding: 6px;--indicator-color: var(--primary);--input-border-color: #e5e7eb;--input-focus-border-color: var(--primary);--num-columns: 7;height:320px;box-shadow:0 8px 24px #0000001f}.bubble.bubble-image{padding:4px;background:transparent!important}.msg-image{display:block;max-width:240px;max-height:240px;border-radius:10px;object-fit:cover}.msg-image-link{display:block;line-height:0}.guide-blocks{display:flex;flex-direction:column;gap:6px}.guide-blocks .msg-md-list{margin:0}.guide-figure{margin:2px 0 4px}.guide-image-link{display:block;line-height:0}.guide-image{display:block;width:100%;max-width:260px;max-height:320px;object-fit:contain;border-radius:8px;border:1px solid rgba(0,0,0,.08);background:#fff}.guide-caption{margin-top:3px;font-size:12px;opacity:.7;line-height:1.3}.msg-file-link{display:inline-flex;align-items:center;gap:8px;color:inherit;text-decoration:none;padding:4px 0;word-break:break-word}.msg-file-link:hover{text-decoration:underline}.msg-file-link svg{flex-shrink:0}.msg-buttons{display:flex;flex-direction:column;gap:4px;margin-top:4px;max-width:78%}.msg-buttons.visitor{align-self:flex-end;align-items:flex-end}.msg-buttons.agent{align-self:flex-start;align-items:stretch}.msg-button{display:inline-flex;align-items:center;justify-content:center;gap:6px;padding:7px 12px;border:1px solid color-mix(in srgb,var(--primary) 45%,transparent);border-radius:999px;background:color-mix(in srgb,var(--primary) 10%,var(--bg-white));color:var(--primary);font-size:13px;font-weight:600;line-height:1.3;text-decoration:none;cursor:pointer;transition:opacity .15s ease}.msg-button:hover{opacity:.85}.msg-button-label{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.msg-button svg{flex-shrink:0;opacity:.7}.msg-markdown>*:first-child{margin-top:0}.msg-markdown>*:last-child{margin-bottom:0}.msg-md-p{margin:0 0 6px}.msg-md-list{margin:0 0 6px;padding-left:18px}.msg-md-list-ordered{padding-left:20px}.msg-md-list li+li{margin-top:2px}.msg-inline-code{padding:1px 4px;border-radius:4px;background:#0000000f;font-size:.92em;font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace}.bubble.visitor .msg-inline-code{background:#fff3}.msg-source-chip{display:inline-flex;align-items:center;gap:4px;max-width:100%;margin:0 1px;padding:0 6px;border:1px solid color-mix(in srgb,var(--primary) 35%,transparent);border-radius:6px;background:var(--primary-light);color:var(--primary);font-size:11px;line-height:1.7;text-decoration:none;vertical-align:baseline;transition:background .12s ease,color .12s ease}.msg-source-chip-text{max-width:170px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.msg-source-chip svg{flex:none}.msg-source-chip:hover,.msg-source-chip:focus-visible{background:var(--primary);border-color:var(--primary);color:#fff}.msg-suggestions{display:flex;flex-wrap:wrap;gap:6px;margin-top:7px;max-width:92%}.msg-suggestion-chip{display:inline-flex;align-items:center;max-width:100%;padding:5px 11px;border:1px solid color-mix(in srgb,var(--primary) 45%,transparent);border-radius:999px;background:var(--bg-white);color:var(--primary);font-family:var(--font);font-size:12px;line-height:1.4;text-align:left;cursor:pointer;transition:background .12s ease,color .12s ease,transform .12s ease}.msg-suggestion-chip:hover{background:var(--primary);border-color:var(--primary);color:#fff;transform:translateY(-1px)}.msg-suggestion-chip:active{transform:translateY(0)}.msg-video{display:block;max-width:240px;max-height:240px;border-radius:10px}.msg-audio{display:block;max-width:240px;width:240px}.msg-sticker{display:block;max-width:120px;max-height:120px;background:transparent;object-fit:contain}.msg-location{display:inline-flex;align-items:center;gap:6px;color:inherit;font-weight:600;text-decoration:underline;word-break:break-word}.reconnect-bar{background:#fef3c7;border-bottom:1px solid #fcd34d;padding:6px 14px;font-size:12px;color:#92400e;text-align:center;flex-shrink:0}.pre-chat-form{display:flex;flex-direction:column;height:100%}.pre-chat-body{flex:1;padding:16px 18px;display:flex;flex-direction:column;gap:12px;overflow-y:auto;background:var(--bg-white)}.pre-chat-title{font-size:15px;font-weight:600;color:var(--text);margin-bottom:4px}.pre-chat-subtitle{font-size:13px;color:var(--text-secondary);line-height:1.5}.form-field{display:flex;flex-direction:column;gap:6px}.form-label{font-size:13px;font-weight:500;color:var(--text)}.form-label .required{color:#ef4444;margin-left:2px}.form-input{height:40px;padding:0 12px;border:1.5px solid var(--border);border-radius:8px;font-size:14px;font-family:var(--font);color:var(--text);background:var(--bg);outline:none;transition:border-color .15s}.form-input:focus{border-color:var(--primary);background:var(--bg-white)}.form-input::placeholder{color:#9ca3af}.form-field-error{font-size:11px;color:#ef4444}.form-error{font-size:12px;color:#ef4444;padding:8px 12px;background:#fff1f2;border-radius:8px;border:1px solid #fecaca}.form-checkbox-group{display:flex;flex-direction:column;gap:8px}.form-checkbox-item{display:flex;align-items:center;gap:8px;font-size:14px;color:#374151;cursor:pointer}.form-checkbox-item input[type=checkbox]{width:16px;height:16px;accent-color:#2B7FFF;cursor:pointer}.form-input select,select.form-input{-webkit-appearance:auto;-moz-appearance:auto;appearance:auto}.pre-chat-footer{flex-shrink:0;padding:12px 20px 16px;border-top:1px solid var(--border);background:var(--bg-white)}.btn-start-chat{width:100%;height:42px;border:none;border-radius:10px;background:var(--primary);color:#fff;font-size:14px;font-weight:600;font-family:var(--font);cursor:pointer;transition:background .15s,transform .1s;display:flex;align-items:center;justify-content:center;gap:8px}.btn-start-chat:hover:not(:disabled){background:var(--primary-dark)}.btn-start-chat:active:not(:disabled){transform:scale(.98)}.btn-start-chat:disabled{background:#d1d5db;cursor:not-allowed}.btn-spinner{width:16px;height:16px;border:2px solid rgba(255,255,255,.4);border-top-color:#fff;border-radius:50%;animation:spin .6s linear infinite}.resolved-banner{text-align:center;font-size:12px;color:var(--text-secondary);padding:8px 14px;border-top:1px solid var(--border);background:var(--bg);flex-shrink:0}.quick-replies-bubble{display:flex;flex-wrap:wrap;gap:8px;padding:10px 14px 14px;animation:fadeInUp .35s ease-out}.quick-reply-pill{display:inline-flex;align-items:center;padding:6px 14px;border-radius:999px;border:1px solid var(--primary);background:#fff;color:var(--primary);font-size:13px;font-family:var(--font);font-weight:500;cursor:pointer;transition:background .12s ease,color .12s ease,transform .12s ease;white-space:nowrap;max-width:100%;text-overflow:ellipsis;overflow:hidden}.quick-reply-pill:hover{background:var(--primary);color:#fff!important;transform:translateY(-1px)}.quick-reply-pill:active{transform:translateY(0)}@keyframes fadeInUp{0%{opacity:0;transform:translateY(6px)}to{opacity:1;transform:translateY(0)}}@media(max-width:440px){.form-input,#msg-input{font-size:16px}.form-input{height:44px}.btn-start-chat{height:46px;font-size:15px}#btn-attach,#btn-emoji{width:38px;height:38px}#btn-send{width:40px;height:40px}}.pcards{display:flex;flex-direction:column;gap:8px;margin-top:8px;max-width:94%}.pcard{display:flex;gap:10px;padding:9px;border:1px solid var(--border);border-radius:var(--radius-md);background:var(--bg-white);box-shadow:var(--shadow-sm)}.pcard-img{flex:none;width:64px;height:64px;object-fit:cover;border-radius:var(--radius-sm);background:var(--bg)}.pcard-img-empty{border:1px dashed var(--border)}.pcard-body{display:flex;flex-direction:column;gap:3px;min-width:0}.pcard-name{color:var(--text);font-size:13px;font-weight:600;line-height:1.35;overflow:hidden;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical}.pcard-price-row{display:flex;align-items:baseline;flex-wrap:wrap;gap:6px}.pcard-price{color:var(--primary);font-size:14px;font-weight:700}.pcard-price-old{color:var(--text-light);font-size:11.5px;text-decoration:line-through}.pcard-stock-out{color:#b4451f;font-size:11px;font-weight:600}.pcard-desc{color:var(--text-secondary);font-size:11.5px;line-height:1.45;overflow:hidden;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical}.pcard-btn{align-self:flex-start;margin-top:4px;padding:5px 12px;border:1px solid var(--primary);border-radius:999px;background:var(--primary);color:#fff;font-family:var(--font);font-size:12px;font-weight:600;line-height:1.4;text-decoration:none;cursor:pointer;transition:background .12s ease,color .12s ease}.pcard-btn:hover,.pcard-btn:focus-visible{background:var(--primary-dark);border-color:var(--primary-dark)}.pcard-btn-ghost{background:var(--bg-white);color:var(--primary)}.pcard-btn-ghost:hover,.pcard-btn-ghost:focus-visible{background:var(--primary);color:#fff}.msg-failed{display:flex;align-items:center;gap:8px;justify-content:flex-end;margin:2px 4px 0 0;font-size:11.5px;color:#c2410c}.msg-failed button{border:1px solid currentColor;background:transparent;color:inherit;border-radius:4px;padding:1px 8px;font-size:11.5px;cursor:pointer;font-family:inherit}.msg-failed button:hover{background:#c2410c14}.send-error{display:flex;align-items:center;gap:10px;margin:0 12px 8px;padding:8px 12px;border:1px solid #c2410c;border-left-width:3px;border-radius:5px;background:#c2410c12;color:#7c2d12;font-size:12.5px;line-height:1.45}.send-error span{flex:1}.send-error button{border:0;background:transparent;color:inherit;font-size:17px;line-height:1;cursor:pointer;padding:0 2px}.lead-card{margin:6px 14px 12px;padding:12px 14px;border:1px solid var(--primary);border-radius:16px;background:#fff;font-size:13.5px;animation:fadeInUp .35s ease-out}.lead-card__title{margin:0 0 10px;color:#0f172a;line-height:1.45;font-weight:500}.lead-card__form{display:flex;flex-direction:column;gap:8px}.lead-card__form input{width:100%;box-sizing:border-box;padding:9px 12px;border:1px solid #e2e8f0;border-radius:10px;font:inherit;outline:none}.lead-card__form input:focus{border-color:var(--primary);box-shadow:0 0 0 3px color-mix(in srgb,var(--primary) 18%,transparent)}.lead-card__form input[aria-invalid=true]{border-color:#ef4444}.lead-card__err{margin:0;color:#ef4444;font-size:12px}.lead-card__actions{display:flex;flex-wrap:wrap;gap:8px}.lead-card__pri,.lead-card__ghost{flex:1 1 120px;padding:9px 12px;border-radius:10px;font:inherit;font-weight:600;text-align:center;cursor:pointer;text-decoration:none}.lead-card__pri{border:0;background:var(--primary);color:#fff}.lead-card__pri:disabled{opacity:.55;cursor:default}.lead-card__ghost{border:1px solid var(--primary);color:var(--primary);background:#fff}.lead-card__later{margin-top:8px;padding:0;border:0;background:none;color:#64748b;font-size:12px;cursor:pointer}.lead-card__later:hover{color:var(--primary)}.lead-card--ok{color:#0f172a}