:root{font-family:Inter,"PingFang SC","Microsoft YaHei",system-ui,-apple-system,sans-serif;color:#1b3330;background:#f5f7f6;font-size:15px;font-synthesis:none;--primary:#087f6d;--primary-dark:#056959;--primary-light:#eaf5f1;--ink:#1b3330;--muted:#657570;--border:#e5ebe8;--surface:#fff;--danger:#b93a3a;--radius:12px}
*{box-sizing:border-box}body{margin:0}button,input,textarea{font:inherit}button,a,input,textarea{-webkit-tap-highlight-color:transparent}button{cursor:pointer}button:disabled{cursor:not-allowed;opacity:.5}a{color:inherit;text-decoration:none}button,input,textarea{border-radius:8px}input,textarea{min-width:0}button{transition:background .15s,color .15s,box-shadow .15s}button:focus-visible,a:focus-visible,input:focus-visible,textarea:focus-visible{outline:3px solid #319786;outline-offset:3px}input,textarea{outline:none}input{width:100%;height:48px;border:1px solid #d4dfd9;padding:0 14px;background:white;color:var(--ink)}textarea{display:block;width:100%;resize:none;line-height:1.75;padding:12px 2px;border:0;background:transparent;color:var(--ink);font-size:16px}input::placeholder,textarea::placeholder{color:#7b8882}svg{width:24px;height:24px;fill:none;stroke:currentColor;stroke-width:1.7;stroke-linecap:round;stroke-linejoin:round;flex:none}h1,h2,p{margin:0}button{border:0}h1,h2{letter-spacing:-.04em}label{font-size:14px;font-weight:600}.muted{color:var(--muted);line-height:1.9}.eyebrow{font-size:12px;font-weight:600;letter-spacing:.15em;color:var(--primary);margin-bottom:16px}.button{display:inline-flex;align-items:center;justify-content:center;gap:14px;min-height:44px;padding:10px 18px;border:1px solid transparent;font-size:14px;font-weight:600;white-space:nowrap}.button.primary{background:var(--primary);color:#fff}.button.primary:hover:not(:disabled){background:var(--primary-dark)}.button.secondary{border-color:#dce5df;background:#fff;color:#38544b}.button.secondary:hover:not(:disabled){background:#f1f7f4}.brand-mark{display:inline-flex;align-items:center;justify-content:center;width:42px;height:42px;background:var(--primary);color:#fff;border-radius:12px;flex:none}.brand-mark svg{width:27px;height:27px;stroke-width:1.5}.wordmark{display:inline-flex;align-items:center;gap:12px;font-size:24px;font-weight:700;letter-spacing:.04em}.wordmark-en{font-weight:500;font-size:10px;letter-spacing:.18em;align-self:end;margin-bottom:5px;color:#466859}.sr-only{position:absolute;width:1px;height:1px;margin:-1px;padding:0;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}[hidden]{display:none!important}.form-error{padding:10px 12px;background:#fdf0ed;border-radius:8px;font-size:13px;line-height:1.7;color:var(--danger)}.icon-button{display:inline-flex;align-items:center;justify-content:center;background:transparent;min-height:44px;min-width:44px;color:#63756d}.icon-button:hover{background:#e7f0ea}.avatar{width:40px;height:40px;border-radius:13px;background:#e9efeb;display:inline-flex;align-items:center;justify-content:center;color:#4f6a5d;font-size:15px;font-weight:600;flex:none}.avatar.agent-avatar{background:#d9eae1;color:#176646}.spinner{width:24px;height:24px;border:2px solid #d6e8df;border-top-color:var(--primary);border-radius:50%;display:inline-block;animation:spin .8s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}.center-state{display:grid;align-content:center;justify-items:center;gap:18px;min-height:260px;flex:1;color:var(--muted)}.connection-strip{padding:9px 16px;background:#fff7e6;color:#796126;font-size:12px;text-align:center;line-height:1.7}.notice{background:#f0f5f2;color:#60796b;font-size:12px;text-align:center;padding:10px 16px;line-height:1.7;border-bottom:1px solid var(--border)}.page-error{padding:20px;text-align:center;display:flex;align-items:center;justify-content:center;gap:14px;font-size:14px;color:var(--danger);background:#fff7f5}.toast{position:fixed;bottom:28px;left:50%;transform:translateX(-50%);max-width:calc(100vw - 32px);padding:13px 22px;background:#203d34;color:white;border-radius:10px;box-shadow:0 10px 40px #203d3426;font-size:14px;z-index:30;line-height:1.7}.presence-dot,.footer-dot{width:7px;height:7px;border-radius:50%;display:inline-block;background:#087f6d;flex:none}.presence-dot.offline{background:#b68020}
.login-page{min-height:100dvh;display:grid;grid-template-columns:minmax(440px,1.05fr) 1fr}.login-story{min-height:100dvh;background:#eaf2eb;position:relative;overflow:hidden;display:flex;flex-direction:column;padding:44px clamp(40px,6vw,100px)}.story-copy{margin:auto 0;position:relative;z-index:1;padding:70px 0}.story-copy h1{font-weight:600;font-size:clamp(40px,4.3vw,68px);line-height:1.38;letter-spacing:-.05em;margin-bottom:28px;color:#244a3a}.story-copy>.eyebrow{color:#658372;letter-spacing:.12em}.story-copy>p:not(.eyebrow){color:#597867;line-height:1.9;font-size:16px}.story-line{height:1px;width:64px;background:#83a28f;margin:36px 0 22px}.story-copy .story-caption{font-size:12px!important;letter-spacing:.12em}.story-footer{font-size:12px;color:#627c6c;position:relative;z-index:1}.story-art{position:absolute;right:-120px;bottom:35px;width:420px;height:480px;transform:rotate(25deg);opacity:.48}.story-art span{position:absolute;border:1px solid #acccba;width:260px;height:430px;border-radius:150px;left:30px}.story-art span:nth-child(2){left:90px;top:45px}.story-art span:nth-child(3){left:150px;top:90px}.login-form-panel{display:flex;align-items:center;justify-content:center;flex-direction:column;padding:48px 32px;position:relative;background:#fcfdfb}.login-card{width:100%;max-width:360px}.login-card>.eyebrow{margin-bottom:12px}.login-card h2{font-size:32px;font-weight:600;margin-bottom:12px}.login-card>.muted{font-size:14px}.login-card form{display:flex;flex-direction:column;gap:12px;margin-top:36px}.login-card label:not(:first-child){margin-top:10px}.login-card form>.button{width:100%;margin-top:12px;height:48px}.login-help{color:#6e7c72;font-size:12px;line-height:1.9;margin-top:24px}.login-help span{font-size:11px;color:#758478}code{font-family:ui-monospace,monospace}.visitor-entry{font-size:13px;color:#647c6d;position:absolute;bottom:36px}.visitor-entry:hover{text-decoration:underline}
.workspace{display:grid;grid-template-columns:76px 340px minmax(0,1fr);height:100dvh;background:white;overflow:hidden}.sidebar{background:#eff4f0;display:flex;flex-direction:column;align-items:center;gap:16px;padding:25px 8px 16px;border-right:1px solid var(--border)}.sidebar>.brand-mark{margin-bottom:24px;width:40px;height:40px}.sidebar-item{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:6px;width:58px;min-height:66px;border-radius:10px;color:#718276;font-size:10px}.sidebar-item.active{background:#dfede5;color:#16734f}.sidebar-item:hover{background:#e4eee7}.sidebar-item svg{width:22px;height:22px}.sidebar-bottom{margin-top:auto;display:flex;flex-direction:column;align-items:center;gap:12px}.sidebar-bottom .avatar{width:34px;height:34px;border-radius:50%;font-size:13px}.logout-button svg{width:18px;height:18px}.inbox{display:flex;flex-direction:column;min-width:0;border-right:1px solid var(--border);background:#fbfcfa}.inbox-header{padding:30px 24px 20px}.inbox-heading{display:flex;align-items:center;gap:10px}.inbox-heading h1{font-size:21px;font-weight:650;letter-spacing:-.03em}.count-pill{background:#e9efea;color:#647666;border-radius:6px;padding:3px 7px;font-size:11px;font-weight:600}.inbox-header>p{font-size:11px;color:#69806f;display:flex;align-items:center;gap:7px;margin-top:10px}.search-wrap{position:relative;margin:0 20px 16px}.search-wrap svg{position:absolute;left:12px;top:12px;width:17px;height:17px;color:#859187}.search-wrap input{height:42px;padding-left:38px;background:white;font-size:12px;border-color:#e1e8e2}.inbox-tabs{display:flex;margin:0 20px;border-bottom:1px solid var(--border);gap:16px}.inbox-tabs button{min-height:44px;font-size:12px;background:transparent;color:#738377;border-radius:0;padding:0 1px 11px;position:relative;white-space:nowrap;display:flex;align-items:center;gap:6px}.inbox-tabs button.active{color:#176e50;font-weight:600}.inbox-tabs 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strong{font-size:13px;font-weight:600;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.preview-top time{font-size:10px;color:#7a897c;flex:none}.preview-bottom{margin-top:8px;min-height:20px}.preview-bottom p{white-space:nowrap;overflow:hidden;text-overflow:ellipsis;font-size:12px;color:#708173;line-height:1.6}.unread-badge{min-width:18px;height:18px;border-radius:6px;background:var(--primary);font-size:10px;color:white;display:grid;place-items:center;padding:0 5px;flex:none}.list-empty{padding:48px 14px;text-align:center;color:#718577}.list-empty p{font-size:13px;line-height:1.9}.list-empty .list-empty-title{font-size:15px;color:#4f6758;margin-bottom:8px}.list-empty svg{width:34px;height:34px;margin-bottom:18px;color:#9aafa0}.list-empty .button{margin-top:18px}.inbox-footer{padding:17px 23px;display:flex;gap:12px;justify-content:space-between;border-top:1px solid var(--border);font-size:10px;color:#7b8e7f}.inbox-footer span:first-child{color:#45624f;overflow:hidden;white-space:nowrap;text-overflow:ellipsis}.conversation-panel{min-width:0;min-height:0;display:flex;flex-direction:column;background:#fff}.no-selection{flex:1;display:flex;flex-direction:column;justify-content:center;align-items:center;text-align:center;padding:30px}.empty-symbol{width:92px;height:92px;border-radius:28px;background:#eef5ef;color:#72927d;display:grid;place-items:center;margin-bottom:32px;transform:rotate(-5deg)}.empty-symbol svg{width:49px;height:49px;stroke-width:1.5}.no-selection>.eyebrow{color:#6c8875;font-size:11px;letter-spacing:.12em;margin-bottom:14px}.no-selection h2{font-size:25px;font-weight:550;margin-bottom:15px;color:#324f3f}.no-selection .muted{font-size:13px}.no-selection>.button{margin-top:30px;font-size:12px}.thread-layout{min-height:0;flex:1;display:flex;flex-direction:column;position:relative}.thread-header{display:flex;align-items:center;gap:13px;padding:22px 30px;border-bottom:1px solid var(--border);min-height:90px;flex:none}.thread-title{flex:1;min-width:0}.thread-title h2{font-size:16px;letter-spacing:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.thread-title p{font-size:11px;color:#6f8476;margin-top:7px}.status-button{font-size:12px;min-height:38px;padding:8px 13px}.mobile-back{display:none}.messages{min-height:0;flex:1;overflow:auto;padding:22px 32px;scrollbar-width:thin;scrollbar-color:#d4e0d7 transparent;overflow-anchor:none}.history-button{display:block;margin:0 auto 22px;background:transparent;color:#49765d;padding:8px 12px;font-size:12px;min-height:44px}.history-button:hover{background:#eff5f0}.date-divider{display:flex;align-items:center;justify-content:center;gap:16px;color:#829285;font-size:10px;margin:20px 0 26px}.date-divider:before,.date-divider:after{content:"";height:1px;background:#edf1ed;width:50px}.message{display:flex;gap:10px;margin:0 0 23px;align-items:flex-start}.message>.avatar{width:31px;height:31px;border-radius:10px;font-size:11px}.message-content{min-width:0;max-width:min(76%,620px)}.message-meta{font-size:10px;color:#758879;margin:0 0 8px;display:flex;gap:10px;align-items:center}.message-bubble{padding:12px 16px;background:#f1f5f1;color:#2d4a38;border-radius:0 12px 12px 12px;font-size:14px;line-height:1.85;white-space:pre-wrap;overflow-wrap:anywhere}.message.mine{flex-direction:row-reverse}.message.mine .message-meta{justify-content:flex-end}.message.mine .message-bubble{background:#e2f1e9;border-radius:12px 0 12px 12px;color:#164f37}.message.mine>.avatar{background:#dbeae1;color:#2a7350}.message-state{display:flex;align-items:center;gap:8px;justify-content:flex-end;margin-top:5px;font-size:10px;color:#77897b}.message-state.failed{color:var(--danger)}.retry-message{color:var(--danger);text-decoration:underline;background:transparent;padding:10px 4px;font-size:11px;min-height:36px}.composer{border-top:1px solid var(--border);padding:14px 28px 20px;background:#fff;flex:none}.composer textarea{min-height:83px;max-height:190px;font-size:14px}.composer textarea:focus-visible{outline-offset:5px;outline:2px solid #bedbd0}.composer-footer{display:flex;justify-content:space-between;align-items:center;gap:12px}.composer-hint{font-size:10px;color:#7c8c80}.send-button{min-height:38px;padding:9px 16px;font-size:12px}.send-button span{font-size:18px;line-height:1}.quick-replies{display:flex;align-items:center;gap:7px;flex-wrap:wrap;margin:0 0 2px}.quick-replies>span{font-size:10px;color:#76897b;margin-right:4px}.quick-replies button{background:#f2f5f1;color:#5c7864;font-size:11px;padding:8px 10px;min-height:36px;border-radius:6px}.quick-replies button:hover{background:#e4eee7}.new-messages{position:absolute;bottom:180px;left:50%;transform:translateX(-50%);font-size:12px;padding:10px 18px;background:#fff;color:var(--primary);border:1px solid #cce1d4;border-radius:25px;box-shadow:0 3px 15px #2c5a3812;z-index:2;min-height:44px}.thread-empty{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:12px;text-align:center;min-height:100%;color:#74887b;font-size:13px;line-height:1.9}.thread-empty strong{font-size:16px;color:#43664e;font-weight:500}.thread-empty svg{height:35px;width:35px;color:#829f8b;margin-bottom:8px}
.visitor-page{min-height:100dvh;display:flex;justify-content:center;align-items:center;padding:32px;background:#edf3ee}.visitor-shell{width:min(100%,600px);height:min(840px,calc(100dvh - 64px));min-height:440px;display:flex;flex-direction:column;background:#fff;border:1px solid #e1e9e2;border-radius:20px;overflow:hidden;box-shadow:0 12px 60px #2743320b}.visitor-header{padding:23px 25px;display:flex;align-items:center;gap:13px;border-bottom:1px solid var(--border);background:#fff;flex:none}.visitor-header .brand-mark{height:44px;width:44px}.visitor-header h1{font-size:18px;letter-spacing:-.02em;font-weight:600}.visitor-header p{font-size:11px;color:#6d8173;margin-top:7px;line-height:1.5}.service-tag{margin-left:auto;color:#497459;border:1px solid #dbe9df;padding:5px 8px;border-radius:5px;font-size:10px;white-space:nowrap}.visitor-footer{text-align:center;display:flex;gap:7px;justify-content:center;align-items:center;color:#829386;font-size:10px;padding:12px;background:#fafcf9;border-top:1px solid #edf1ed;flex:none}.visitor-footer .footer-dot{width:5px;height:5px;background:#8ca797}.welcome-panel{flex:1;overflow:auto;padding:38px 42px}.welcome-symbol{position:relative;display:inline-flex;align-items:center;justify-content:center;width:78px;height:72px;color:#3a7455;background:#e7f2e9;border-radius:20px 20px 20px 2px;font-size:23px;font-weight:500;margin-bottom:28px;transform:rotate(-5deg)}.welcome-symbol span{position:absolute;right:-14px;bottom:-9px;background:#f6e9cd;border:4px solid white;border-radius:50%;height:39px;width:39px;display:grid;place-items:center;font-size:21px;color:#886c27}.welcome-panel>.eyebrow{margin-bottom:10px;font-size:10px;letter-spacing:.12em}.welcome-panel h2{font-size:26px;font-weight:600;margin-bottom:14px}.welcome-panel>.muted{font-size:13px}.start-form{display:flex;flex-direction:column;gap:12px;margin-top:28px}.start-form label{font-size:12px}.start-form .optional{color:#839384;font-size:10px;font-weight:400;margin-left:6px}.start-form input{font-size:14px}.start-form>.button{margin-top:4px}.fine-print{font-size:10px;line-height:1.7;color:#829384;margin-top:18px}.visitor-shell .messages{background:#fdfefc;padding:20px 22px}.visitor-shell .message-bubble{font-size:14px}.visitor-shell .message-content{max-width:78%}.visitor-shell .composer{padding:10px 22px 15px}.visitor-shell .composer textarea{font-size:16px;min-height:65px}.visitor-shell .composer-hint{font-size:9px}.visitor-shell .new-messages{bottom:145px}.visitor-shell .thread-empty{min-height:220px}.visitor-shell .page-error{flex:1;flex-direction:column;font-size:13px}
@media(min-width:1600px){.workspace{grid-template-columns:84px 370px minmax(0,1fr)}.messages{padding-inline:clamp(32px,6vw,130px)}.composer{padding-inline:clamp(32px,6vw,130px)}}
@media(max-width:1000px){.workspace{grid-template-columns:64px 290px minmax(0,1fr)}.sidebar{padding-inline:3px}.sidebar-item{width:52px}.inbox-header{padding:27px 20px 20px}.thread-header{padding:18px 22px}.messages{padding:20px}.composer{padding:12px 20px 16px}.message-content{max-width:82%}.login-page{grid-template-columns:.9fr 1fr}.login-story{padding:32px}.story-copy h1{font-size:44px}.story-copy>p:not(.eyebrow){font-size:14px}.story-art{right:-240px}.no-selection h2{font-size:22px}.composer-hint{font-size:9px}}
@media(max-width:700px){.login-page{display:block;background:#fcfdfb}.login-story{min-height:0;padding:22px 24px;background:#edf3ee}.login-story .wordmark{font-size:21px}.login-story .brand-mark{height:35px;width:35px;border-radius:10px}.story-copy{padding:35px 0 6px}.story-copy>.eyebrow{display:none}.story-copy h1{font-size:34px;line-height:1.3;margin-bottom:14px}.story-copy h1 br{display:none}.story-copy>p:not(.eyebrow){font-size:12px}.story-line,.story-caption,.story-footer,.story-art{display:none}.login-form-panel{padding:35px 24px 90px;min-height:540px}.login-card h2{font-size:28px}.login-card form{margin-top:25px}.visitor-entry{bottom:30px}.workspace{grid-template-columns:62px minmax(0,1fr)}.conversation-panel{display:none}.workspace.has-selection{grid-template-columns:1fr}.workspace.has-selection .sidebar,.workspace.has-selection .inbox{display:none}.workspace.has-selection .conversation-panel{display:flex}.mobile-back{display:inline-flex;min-width:32px;width:32px;margin-left:-8px}.thread-header{padding:14px 16px;min-height:78px;gap:9px}.thread-header>.avatar{height:35px;width:35px;border-radius:11px}.thread-title h2{font-size:14px}.thread-title p{font-size:10px}.status-button{font-size:11px;padding:8px 11px;min-height:44px}.messages{padding:18px 16px}.message-content{max-width:calc(100% - 42px)}.message-bubble{font-size:15px;padding:10px 13px}.composer{padding:12px 16px max(16px,env(safe-area-inset-bottom))}.composer textarea{font-size:16px}.composer-hint{display:none}.composer-footer{justify-content:flex-end}.send-button{min-height:44px;font-size:13px}.quick-replies button{min-height:44px;padding-inline:12px}.visitor-page{display:block;padding:0;background:white}.visitor-shell{width:100%;height:100dvh;min-height:0;border:0;border-radius:0;box-shadow:none}.visitor-header{padding:max(18px,env(safe-area-inset-top)) 18px 18px;gap:11px}.visitor-header h1{font-size:17px}.visitor-header p{font-size:10px}.visitor-header .brand-mark{width:40px;height:40px}.service-tag{font-size:9px}.visitor-footer{padding:10px 12px max(10px,env(safe-area-inset-bottom))}.welcome-panel{padding:34px 26px}.welcome-symbol{margin-bottom:28px}.welcome-panel h2{font-size:28px}.welcome-panel>.muted{font-size:14px}.start-form{margin-top:28px}.start-form label{font-size:13px}.visitor-shell .composer{padding:10px 18px 14px}.visitor-shell .composer textarea{min-height:60px}.visitor-shell .messages{padding:18px 16px}.visitor-shell .message-content{max-width:calc(100% - 40px)}.new-messages{bottom:205px}.visitor-shell .new-messages{bottom:145px}.inbox-header{padding-top:28px}.inbox-tabs{gap:22px}.inbox-tabs button{font-size:13px}.search-wrap input{font-size:14px}}
@media(prefers-reduced-motion:reduce){*,*:before,*:after{animation-duration:.01ms!important;transition-duration:.01ms!important;scroll-behavior:auto!important}}
.story-copy>p:not(.eyebrow),.story-copy>.eyebrow,.story-footer{color:#516f5c}.login-help,.login-help span,.visitor-entry{color:#627368}.sidebar-item{color:#5b7262}.inbox-header>p,.preview-top time,.preview-bottom p,.inbox-footer,.inbox-tabs button,.thread-title p,.message-meta,.message-state,.date-divider,.composer-hint,.quick-replies>span,.visitor-header p,.visitor-footer,.fine-print,.start-form .optional{color:#5e7463}.notice{color:#546e5c}.message-state.failed{color:var(--danger)}.list-empty,.thread-empty{color:#5e7463}.inbox-tabs button.active{color:#176e50}