*,:before,:after{--tw-border-spacing-x: 0;--tw-border-spacing-y: 0;--tw-translate-x: 0;--tw-translate-y: 0;--tw-rotate: 0;--tw-skew-x: 0;--tw-skew-y: 0;--tw-scale-x: 1;--tw-scale-y: 1;--tw-pan-x: ;--tw-pan-y: ;--tw-pinch-zoom: ;--tw-scroll-snap-strictness: proximity;--tw-gradient-from-position: ;--tw-gradient-via-position: ;--tw-gradient-to-position: ;--tw-ordinal: ;--tw-slashed-zero: ;--tw-numeric-figure: ;--tw-numeric-spacing: ;--tw-numeric-fraction: ;--tw-ring-inset: ;--tw-ring-offset-width: 0px;--tw-ring-offset-color: #fff;--tw-ring-color: rgb(59 130 246 / .5);--tw-ring-offset-shadow: 0 0 #0000;--tw-ring-shadow: 0 0 #0000;--tw-shadow: 0 0 #0000;--tw-shadow-colored: 0 0 #0000;--tw-blur: ;--tw-brightness: ;--tw-contrast: ;--tw-grayscale: ;--tw-hue-rotate: ;--tw-invert: ;--tw-saturate: ;--tw-sepia: ;--tw-drop-shadow: ;--tw-backdrop-blur: ;--tw-backdrop-brightness: ;--tw-backdrop-contrast: ;--tw-backdrop-grayscale: ;--tw-backdrop-hue-rotate: ;--tw-backdrop-invert: ;--tw-backdrop-opacity: ;--tw-backdrop-saturate: ;--tw-backdrop-sepia: ;--tw-contain-size: ;--tw-contain-layout: ;--tw-contain-paint: ;--tw-contain-style: }::backdrop{--tw-border-spacing-x: 0;--tw-border-spacing-y: 0;--tw-translate-x: 0;--tw-translate-y: 0;--tw-rotate: 0;--tw-skew-x: 0;--tw-skew-y: 0;--tw-scale-x: 1;--tw-scale-y: 1;--tw-pan-x: ;--tw-pan-y: ;--tw-pinch-zoom: ;--tw-scroll-snap-strictness: proximity;--tw-gradient-from-position: ;--tw-gradient-via-position: ;--tw-gradient-to-position: ;--tw-ordinal: ;--tw-slashed-zero: ;--tw-numeric-figure: ;--tw-numeric-spacing: ;--tw-numeric-fraction: ;--tw-ring-inset: ;--tw-ring-offset-width: 0px;--tw-ring-offset-color: #fff;--tw-ring-color: rgb(59 130 246 / .5);--tw-ring-offset-shadow: 0 0 #0000;--tw-ring-shadow: 0 0 #0000;--tw-shadow: 0 0 #0000;--tw-shadow-colored: 0 0 #0000;--tw-blur: ;--tw-brightness: ;--tw-contrast: ;--tw-grayscale: ;--tw-hue-rotate: ;--tw-invert: ;--tw-saturate: ;--tw-sepia: ;--tw-drop-shadow: ;--tw-backdrop-blur: ;--tw-backdrop-brightness: ;--tw-backdrop-contrast: ;--tw-backdrop-grayscale: ;--tw-backdrop-hue-rotate: ;--tw-backdrop-invert: ;--tw-backdrop-opacity: ;--tw-backdrop-saturate: ;--tw-backdrop-sepia: ;--tw-contain-size: ;--tw-contain-layout: ;--tw-contain-paint: ;--tw-contain-style: }*,:before,:after{box-sizing:border-box;border-width:0;border-style:solid;border-color:#e5e7eb}:before,:after{--tw-content: ""}html,:host{line-height:1.5;-webkit-text-size-adjust:100%;-moz-tab-size:4;-o-tab-size:4;tab-size:4;font-family:ui-sans-serif,system-ui,sans-serif,"Apple Color Emoji","Segoe UI Emoji",Segoe UI Symbol,"Noto Color Emoji";font-feature-settings:normal;font-variation-settings:normal;-webkit-tap-highlight-color:transparent}body{margin:0;line-height:inherit}hr{height:0;color:inherit;border-top-width:1px}abbr:where([title]){-webkit-text-decoration:underline dotted;text-decoration:underline dotted}h1,h2,h3,h4,h5,h6{font-size:inherit;font-weight:inherit}a{color:inherit;text-decoration:inherit}b,strong{font-weight:bolder}code,kbd,samp,pre{font-family:ui-monospace,SFMono-Regular,Menlo,Monaco,Consolas,Liberation Mono,Courier New,monospace;font-feature-settings:normal;font-variation-settings:normal;font-size:1em}small{font-size:80%}sub,sup{font-size:75%;line-height:0;position:relative;vertical-align:baseline}sub{bottom:-.25em}sup{top:-.5em}table{text-indent:0;border-color:inherit;border-collapse:collapse}button,input,optgroup,select,textarea{font-family:inherit;font-feature-settings:inherit;font-variation-settings:inherit;font-size:100%;font-weight:inherit;line-height:inherit;letter-spacing:inherit;color:inherit;margin:0;padding:0}button,select{text-transform:none}button,input:where([type=button]),input:where([type=reset]),input:where([type=submit]){-webkit-appearance:button;background-color:transparent;background-image:none}:-moz-focusring{outline:auto}:-moz-ui-invalid{box-shadow:none}progress{vertical-align:baseline}::-webkit-inner-spin-button,::-webkit-outer-spin-button{height:auto}[type=search]{-webkit-appearance:textfield;outline-offset:-2px}::-webkit-search-decoration{-webkit-appearance:none}::-webkit-file-upload-button{-webkit-appearance:button;font:inherit}summary{display:list-item}blockquote,dl,dd,h1,h2,h3,h4,h5,h6,hr,figure,p,pre{margin:0}fieldset{margin:0;padding:0}legend{padding:0}ol,ul,menu{list-style:none;margin:0;padding:0}dialog{padding:0}textarea{resize:vertical}input::-moz-placeholder,textarea::-moz-placeholder{opacity:1;color:#9ca3af}input::placeholder,textarea::placeholder{opacity:1;color:#9ca3af}button,[role=button]{cursor:pointer}:disabled{cursor:default}img,svg,video,canvas,audio,iframe,embed,object{display:block;vertical-align:middle}img,video{max-width:100%;height:auto}[hidden]:where(:not([hidden=until-found])){display:none}.fixed{position:fixed}.block{display:block}.inline-block{display:inline-block}.flex{display:flex}.inline-flex{display:inline-flex}.table{display:table}.grid{display:grid}.hidden{display:none}.resize{resize:both}.border{border-width:1px}.filter{filter:var(--tw-blur) var(--tw-brightness) var(--tw-contrast) var(--tw-grayscale) var(--tw-hue-rotate) var(--tw-invert) var(--tw-saturate) var(--tw-sepia) var(--tw-drop-shadow)}:root{--primary-dark: #0a2e4d;--primary-mid: #0e6ba8;--primary-light: #b9e3ff;--app-bg: #edf3f8;--surface: #ffffff;--surface-soft: #f4f9ff;--border: #d3dde8;--title: #0f172a;--body: #334155;--subtle: #64748b;--success: #0a7c66;--warning: #c66a1a;--danger: #ba1a1a}*{box-sizing:border-box}html,body,#root{width:100%;min-height:100%}body{margin:0;background:radial-gradient(circle at 10% 0%,#dff0ff,#dff0ff00 35%),radial-gradient(circle at 90% 100%,#e4f8f2,#e4f8f200 30%),var(--app-bg);color:var(--body);font-family:Manrope,Segoe UI,sans-serif}.app-shell{display:grid;min-height:100vh;grid-template-columns:260px 1fr}.sidebar{background:linear-gradient(180deg,#082f4f,#051f34);color:#d7ebff;padding:20px 14px;display:flex;flex-direction:column;gap:12px;border-right:1px solid rgba(255,255,255,.08)}.logo{font-weight:800;letter-spacing:.04em;color:#fff;font-size:18px;padding:10px 12px}.nav-item{text-decoration:none;color:#cfe3f6;display:flex;align-items:center;justify-content:space-between;padding:10px 12px;border-radius:10px;font-weight:600}.nav-item:hover{background:#97cbff29;color:#fff}.nav-item.active{background:#97cbff40;color:#fff}.main{display:grid;grid-template-rows:auto 1fr;min-width:0;height:100vh;overflow:hidden}.topbar{display:flex;align-items:center;justify-content:space-between;padding:18px 24px;border-bottom:1px solid var(--border);background:#ffffffdb;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px)}.page{padding:20px 24px 28px}.page.page-chat{display:flex;flex-direction:column;height:100%;padding:20px 24px;overflow:hidden}.page-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:16px;flex-shrink:0}.page-chat .card:first-of-type{flex-shrink:0}.grid-cards{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:14px}.card{background:var(--surface);border:1px solid var(--border);border-radius:16px;box-shadow:0 8px 24px #0f172a0f;padding:16px}.card.soft{background:var(--surface-soft)}.card h3{margin:0;color:var(--title);font-size:16px}.btn-primary{border:none;border-radius:12px;background:linear-gradient(135deg,#0e6ba8,#0f7fc7);color:#fff;padding:10px 14px;font-weight:700;cursor:pointer}.btn-primary:hover{filter:brightness(.95)}.btn-link{border:none;background:transparent;color:var(--primary-mid);font-weight:700;cursor:pointer;padding:0}.field-input{width:100%;border-radius:12px;border:1px solid #b8d2e8;padding:10px 12px;outline:none;background:#fff;color:#1e293b}.field-input:focus{border-color:var(--primary-mid);box-shadow:0 0 0 3px #0e6ba826}.form-grid{display:grid;gap:10px}.field-group{display:grid;gap:6px}.field-label{font-size:12px;font-weight:700;color:#35536f}.btn-link:disabled{opacity:.6;cursor:not-allowed}.chip{border-radius:999px;font-size:12px;padding:4px 10px;font-weight:700}.chip.success{color:var(--success);background:#e6f7f3}.chip.warning{color:var(--warning);background:#fff1e5}.table-wrap{overflow:auto}.table{width:100%;border-collapse:collapse}.table th,.table td{border-bottom:1px solid var(--border);text-align:left;padding:12px 8px}.table th{color:var(--title);font-weight:700}.split{display:grid;grid-template-columns:2fr 1fr;gap:14px}.split.split-chat{flex:1;min-height:0}.chat-box{display:flex;flex-direction:column;gap:12px;background:linear-gradient(180deg,#f7fcff,#fff 35%);height:100%;min-height:0}.chat-scroll{flex:1;overflow-y:auto;display:grid;align-content:start;gap:12px;padding-right:4px;min-height:0}.chat-input-row{margin-top:auto;display:flex;gap:8px;border-top:1px solid #d8e3ef;padding-top:10px;flex-shrink:0}.chat-input-wrapper{flex:1;display:flex;flex-direction:column;gap:8px}.chat-image-preview{display:flex;gap:8px;flex-wrap:wrap}.chat-image-preview-item{position:relative;width:80px;height:80px;border-radius:8px;overflow:hidden;border:1px solid #d8e3ef}.chat-image-preview-item img{width:100%;height:100%;-o-object-fit:cover;object-fit:cover}.chat-image-preview-remove{position:absolute;top:4px;right:4px;background:#0009;color:#fff;border:none;border-radius:50%;width:20px;height:20px;cursor:pointer;font-size:12px;line-height:1;padding:0}.btn-icon{border:none;background:transparent;color:var(--primary-mid);cursor:pointer;padding:8px;border-radius:8px;display:flex;align-items:center;justify-content:center}.btn-icon:hover{background:#0e6ba81a}.chat-msg img{max-width:100%;border-radius:8px;margin-top:8px}.chat-msg{max-width:80%;padding:11px 13px;border-radius:14px}.chat-msg.ai{background:#ecf6ff;border:1px solid #bfdaf2}.chat-msg.user{margin-left:auto;background:linear-gradient(135deg,#0e6ba8,#0f7fc7);color:#fff}.typing-indicator{display:inline-flex;align-items:center;gap:5px}.typing-indicator span{width:7px;height:7px;border-radius:999px;background:#4b6f8f;animation:chat-dot 1.15s infinite ease-in-out}.typing-indicator span:nth-child(2){animation-delay:.12s}.typing-indicator span:nth-child(3){animation-delay:.24s}.typing-indicator span:nth-child(4){animation-delay:.36s}@keyframes chat-dot{0%,80%,to{transform:translateY(0);opacity:.45}40%{transform:translateY(-2px);opacity:1}}.modal-backdrop{position:fixed;top:0;right:0;bottom:0;left:0;z-index:40;background:#05121f94;-webkit-backdrop-filter:blur(3px);backdrop-filter:blur(3px);display:flex;justify-content:center;align-items:center;padding:20px}.modal-card{width:min(720px,100%);max-height:calc(100vh - 40px);overflow:auto;background:#fff;border-radius:16px;border:1px solid #d3dde8;box-shadow:0 14px 40px #0f172a3d;padding:16px}.modal-card.modal-card-lg{width:min(920px,100%)}.modal-card.modal-card-xl{width:min(1040px,100%)}.modal-card.modal-card-xxl{width:min(1260px,100%)}.modal-head{display:flex;align-items:center;justify-content:space-between;gap:10px;margin-bottom:12px}.modal-head h3{margin:0}.modal-actions{margin-top:14px;display:flex;justify-content:flex-end;gap:10px}.auth-page{min-height:100vh;display:flex;align-items:center;justify-content:center;padding:18px}.auth-card{width:min(460px,100%);background:var(--surface);border:1px solid var(--border);border-radius:14px;box-shadow:0 8px 28px #0f172a14;padding:20px}.auth-input{width:100%;border-radius:10px;border:1px solid #b8d2e8;padding:10px 12px;outline:none}.auth-input:focus{border-color:var(--primary-mid)}.auth-error{border-radius:10px;border:1px solid #f4cccc;background:#fff3f3;color:var(--danger);padding:8px 10px;font-size:14px}@media (max-width: 1024px){.app-shell{grid-template-columns:1fr}.sidebar{position:sticky;top:0;z-index:20;flex-direction:row;overflow-x:auto;align-items:center;padding:12px}.logo{display:none}.grid-cards{grid-template-columns:repeat(2,minmax(0,1fr))}.split{grid-template-columns:1fr}}@media (max-width: 768px){.page,.topbar{padding:14px}.grid-cards{grid-template-columns:1fr}}:root{--app-bg: #f3f5f9;--surface: #ffffff;--surface-soft: #f8fafc;--border: #e3e8ef;--title: #111827;--body: #344054;--subtle: #667085;--primary-mid: #2563eb}body{background:radial-gradient(circle at 0% 0%,#2563eb0f,#2563eb00 32%),radial-gradient(circle at 100% 100%,#10b9810f,#10b98100 30%),var(--app-bg);color:var(--body)}.app-shell{grid-template-columns:320px 1fr;gap:0}.sidebar{background:#0f3d33;color:#dce7f7;padding:18px 16px;gap:10px;border-right:1px solid rgba(255,255,255,.12);overflow-y:auto}.sidebar-brand{display:flex;align-items:center;gap:12px;padding:10px;border-radius:10px;background:#ffffff0a;border:1px solid rgba(255,255,255,.08)}.logo-mark{width:30px;height:30px;border-radius:8px;background:#ffffff26;color:#fff;display:flex;align-items:center;justify-content:center;font-weight:700;font-size:13px}.logo{padding:0;font-size:17px;font-weight:800;color:#f8fbff}.sidebar-subtitle{color:#dce7f7b3;font-size:12px}.sidebar-section-label{font-size:11px;text-transform:uppercase;letter-spacing:.06em;color:#dce7f794;margin-top:8px;padding:0 8px}.module-nav-list{display:grid;gap:8px}.module-nav-item{text-decoration:none;color:#e6f1ff;border-radius:10px;border:1px solid rgba(255,255,255,.12);background:#ffffff0a;padding:9px 10px;display:flex;align-items:center;justify-content:space-between;gap:8px}.module-nav-leading{display:flex;align-items:center;gap:9px}.module-nav-item:hover,.module-nav-item.active{background:#ffffff1a;border-color:#fff3}.module-nav-title{font-weight:700;color:#f2f6ff}.module-nav-sub{color:#dce7f7b8;font-size:12px}.sidebar-subnav{display:grid;gap:4px;padding:4px 0}.nav-item{color:#e6f1ffe6;border-radius:8px;padding:8px 10px;font-size:13px;font-weight:500}.nav-item:hover,.nav-item.active{background:#ffffff1f;color:#fff}.nav-label{display:inline-flex;align-items:center;gap:8px}.sidebar-dev-subnav{display:grid;gap:4px;margin-bottom:6px}.dev-nav-item{text-decoration:none;display:flex;justify-content:space-between;align-items:center;gap:8px;border-radius:8px;padding:7px 10px;border:1px solid rgba(255,255,255,.14);background:transparent;color:#e8f3ffe6}.dev-nav-item:hover,.dev-nav-item.active{background:#ffffff1a;border-color:#fff3;color:#fff}.sidebar-status{margin-top:auto;border-radius:10px;border:1px solid rgba(255,255,255,.12);background:#ffffff0d;padding:12px}.main{height:100vh;overflow:hidden}.main-content{overflow:auto}.topbar{padding:14px 20px;background:#ffffffe6;border-bottom:1px solid #e2e8f0}.topbar-left{display:flex;align-items:center;gap:12px}.topbar-title{color:#0f172a;font-weight:800;font-size:17px}.topbar-subtitle{color:#64748b;font-size:12px}.topbar-actions{display:flex;align-items:center;gap:10px}.topbar-search{width:280px;border-radius:10px;border:1px solid #d8e0ea;padding:8px 11px;background:#f8fafc}.topbar-search:focus{outline:none;border-color:#93c5fd;box-shadow:0 0 0 3px #3b82f61f}.page{padding:18px 20px 24px}.page-head{margin-bottom:12px}.card{border-radius:14px;border:1px solid #e3e8ef;box-shadow:0 2px 14px #1018280d}.btn-primary{border-radius:10px;background:linear-gradient(135deg,#2563eb,#1d4ed8);padding:9px 13px}.btn-primary:disabled{opacity:.6;cursor:not-allowed}.chip{background:#edf2ff;color:#3657a5}.chip.success{background:#e8f8ef;color:#0f7b42}.chip.warning{background:#fff4dd;color:#b45309}.module-placeholder-card{min-height:260px;display:grid;align-content:center;gap:8px;background:radial-gradient(circle at 85% 20%,#3b82f61f,#3b82f600 40%),linear-gradient(180deg,#f8fbff,#fff)}.module-placeholder-code{width:-moz-fit-content;width:fit-content;padding:6px 10px;border-radius:999px;border:1px solid #d6e2ff;background:#eff4ff;color:#3657a5;font-weight:800;letter-spacing:.04em}.page.page-chat{padding:14px 16px 16px;height:100%}.chat-page-head{background:#fff;border:1px solid #e3e8ef;border-radius:14px;padding:12px 14px}.chat-page-controls{display:flex;gap:8px;align-items:center}.chat-page-select{min-width:220px;border-radius:10px;border:1px solid #d4deea;padding:8px 10px;background:#f8fbff}.chat-page-select:focus{outline:none;border-color:#93c5fd;box-shadow:0 0 0 3px #3b82f61a}.split.split-chat{gap:12px}.chat-layout{align-items:stretch}.chat-box{border-radius:14px;border:1px solid #dbe4ef;box-shadow:0 8px 24px #0f172a12}.chat-main-card{background:linear-gradient(180deg,#fff,#f7fbff)}.chat-customer-bar{border:1px solid #d8e5f3;border-radius:12px;padding:10px;background:#f5f9ff;margin-bottom:8px}.chat-scroll{background:linear-gradient(180deg,#fafcff,#f8fbff);border-radius:12px;border:1px solid #e4ecf5;padding:12px}.chat-msg{max-width:78%;border-radius:12px;padding:10px 12px;font-size:14px}.chat-msg.ai{background:#fff;border:1px solid #e1e8f0}.chat-msg.user{background:linear-gradient(135deg,#2563eb,#1e40af);color:#fff}.chat-input-row{border-top:1px solid #e3e8ef;padding-top:10px}.chat-side-card{background:#fff;border:1px solid #dde5f0}.btn-icon{border:1px solid #d7e1ee;background:#f8fbff;color:#3657a5}.btn-icon:hover{background:#eef4ff}@media (max-width: 1280px){.app-shell{grid-template-columns:286px 1fr}.topbar-search{width:220px}}@media (max-width: 1024px){.app-shell{grid-template-columns:1fr}.sidebar{position:static;padding:12px;max-height:42vh}.module-nav-list{grid-template-columns:repeat(2,minmax(0,1fr))}.topbar{flex-direction:column;align-items:stretch;gap:10px}.topbar-actions,.topbar-search{width:100%}}@media (max-width: 768px){.module-nav-list,.split.split-chat{grid-template-columns:1fr}.chat-msg{max-width:92%}}html,body,#root{height:100%;min-height:100%;overflow:hidden}.app-shell{height:100vh;min-height:100vh;grid-template-columns:300px 1fr}.sidebar{background:linear-gradient(180deg,#0d3c8f,#0a2f73);display:flex;flex-direction:column;gap:10px;padding:14px 12px;overflow-y:auto;overflow-x:hidden;border-right:1px solid rgba(255,255,255,.08)}.sidebar-brand{background:transparent;border:0;padding:4px 8px 10px;border-bottom:1px solid rgba(255,255,255,.1);border-radius:0}.logo-mark{width:28px;height:28px;border-radius:6px;background:#ffffff29;font-size:12px}.module-group{display:grid;gap:4px}.module-header{display:flex;align-items:center;gap:8px;color:#edf5fff2;padding:7px 8px;border-radius:8px;width:100%;border:none;background:transparent;cursor:pointer;text-align:left}.module-header.active{background:#ffffff14}.module-header:hover{background:#ffffff0f}.module-header-title{font-size:13px;font-weight:600}.module-icon{width:28px;height:28px;display:inline-flex;align-items:center;justify-content:center;color:#fff;font-size:10px;font-weight:700;letter-spacing:.02em;flex-shrink:0}.module-icon svg{width:18px;height:18px;display:block;color:currentColor}.module-subnav{display:none;gap:4px;padding-left:6px}.module-subnav.open{display:grid}.module-sub-item{text-decoration:none;color:#edf5ffe0;display:flex;align-items:center;gap:8px;padding:6px 8px;border-radius:8px;font-size:13px;font-weight:500}.module-sub-item:hover,.module-sub-item.active{background:#ffffff1f;color:#fff}.module-caret{margin-left:auto;width:16px;height:16px;display:inline-flex;align-items:center;justify-content:center;color:#edf5ffcc;transition:transform .2s ease}.module-caret.open{transform:rotate(180deg)}.module-caret svg{width:14px;height:14px;display:block}.sidebar-status-text{margin-top:auto;padding:8px;color:#dce7f7b3;font-size:12px}.sidebar-footer{margin-top:auto;padding:10px 8px 8px;border-top:1px solid rgba(255,255,255,.14);display:grid;gap:4px}.sidebar-user-name{color:#f8fbff;font-size:13px;font-weight:600}.sidebar-user-email{color:#dce7f7cc;font-size:12px;margin-bottom:6px;word-break:break-all}.sidebar-logout-btn{border:1px solid rgba(255,255,255,.26);background:#ffffff1f;color:#fff;padding:8px 10px;border-radius:8px;font-size:12px;font-weight:600;cursor:pointer}.sidebar-logout-btn:hover{background:#fff3}.main{min-height:0;overflow:hidden}.main-content{min-height:0;overflow:auto}.detail-page-toolbar{display:flex;align-items:end;justify-content:space-between;gap:12px;flex-wrap:wrap}.detail-page-tabs{display:inline-flex;padding:4px;border-radius:12px;background:#eff6ff;border:1px solid #dbeafe}.detail-page-tab{border:0;background:transparent;color:#1e3a8a;padding:8px 12px;border-radius:10px;font-size:13px;font-weight:700;cursor:pointer}.detail-page-tab.active{background:linear-gradient(135deg,#2563eb,#1d4ed8);color:#fff}@media (max-width: 1024px){html,body,#root{overflow:auto}.app-shell{height:auto;min-height:100vh;grid-template-columns:1fr}.sidebar{max-height:none;overflow:visible}}.fb-chat-page{padding:10px 12px 14px}.fb-chat-shell{display:grid;grid-template-columns:320px 1fr;gap:10px;height:calc(100vh - 106px);min-height:560px}.fb-chat-history,.fb-chat-main{height:100%;min-height:0}.fb-chat-history{display:grid;grid-template-rows:auto 1fr;padding:10px}.fb-chat-history-head{display:grid;gap:8px;margin-bottom:8px}.fb-chat-history-list{overflow-y:auto;display:grid;gap:6px;align-content:start;padding-right:4px}.fb-chat-history-item{border:0;background:#fff;border-radius:10px;padding:8px;display:flex;gap:8px;align-items:center;text-align:left;cursor:pointer}.fb-chat-history-item:hover,.fb-chat-history-item.active{background:#eff6ff}.fb-chat-avatar{width:34px;height:34px;border-radius:999px;background:#1d4ed8;color:#fff;font-weight:700;font-size:11px;display:inline-flex;align-items:center;justify-content:center;flex-shrink:0}.fb-chat-avatar.large{width:38px;height:38px}.fb-chat-history-meta{min-width:0}.fb-chat-history-name{font-size:13px;font-weight:700;color:#0f172a}.fb-chat-history-preview{font-size:12px;color:#64748b;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.fb-chat-empty{color:#64748b;font-size:12px;padding:8px}.fb-chat-main{display:grid;grid-template-rows:auto 1fr auto}.fb-chat-main-head{border-bottom:1px solid #e2e8f0;padding:10px 12px;display:flex;align-items:center;gap:10px}.fb-chat-main-name{color:#0f172a;font-size:14px;font-weight:700}.fb-chat-main-sub{color:#64748b;font-size:12px}.fb-chat-main .chat-scroll{border:0;border-radius:0;background:#f8fafc;padding:12px}.fb-chat-main .chat-input-row{border-top:1px solid #e2e8f0;padding:10px 12px}.snackbar{position:fixed;left:50%;bottom:20px;transform:translate(-50%);z-index:80;min-width:280px;max-width:min(700px,calc(100vw - 24px));border-radius:10px;padding:10px 12px;font-size:13px;box-shadow:0 10px 26px #0f172a33}.snackbar-error{background:#fee2e2;border:1px solid #fecaca;color:#991b1b}@media (max-width: 1024px){.fb-chat-shell{grid-template-columns:1fr;height:auto}.fb-chat-history{max-height:280px}.fb-chat-main{min-height:520px}}