@font-face{font-family:"Chat UI";src:url("fonts/chat-ui.woff?v=1.2.1") format("woff");font-weight:400;font-style:normal;font-display:swap}
:root{--ink:#222336;--muted:#747689;--line:#e9e9f0;--purple:#5946d7;--purple-dark:#4936bb;--soft:#f0edff;--bg:#f7f8fc;font-family:Inter,"PingFang SC","Microsoft YaHei","Chat UI",system-ui,sans-serif;color:var(--ink);font-size:16px;line-height:1.5}*{box-sizing:border-box}body{margin:0;background:var(--bg)}button,input,textarea{font:inherit}button,a,input,textarea{-webkit-tap-highlight-color:transparent}button{cursor:pointer}button:disabled{opacity:.55;cursor:wait}button,a{touch-action:manipulation}a{color:var(--purple);text-decoration:none}button:focus-visible,a:focus-visible,input:focus-visible,textarea:focus-visible{outline:3px solid #9a8bef;outline-offset:3px}[hidden]{display:none!important}h1,h2,h3,p{margin:0}button{border:0}svg{width:21px;height:21px;fill:none;stroke:currentColor;stroke-width:1.6;stroke-linecap:round;stroke-linejoin:round}.boot{display:grid;place-items:center;min-height:100dvh;color:var(--muted)}.brand{display:flex;align-items:center;gap:12px;font-weight:650;font-size:20px;color:inherit}.brand-mark{display:grid;place-items:center;width:43px;height:43px;flex-shrink:0;border-radius:13px;background:var(--purple);color:white;font-size:22px;font-weight:700}.auth-screen{min-height:100dvh;display:grid;grid-template-columns:1fr 1fr}.auth-story{background:#27233f;color:white;padding:44px 12%;display:flex;flex-direction:column;justify-content:space-between;min-height:100dvh}.auth-story .brand-mark{background:#8d7ceb}.story-copy{padding:75px 0}.eyebrow{font-size:13px;letter-spacing:.13em;color:#b9afd9;font-weight:600}.eyebrow.dark{color:var(--muted);letter-spacing:.09em}.story-copy h1{font-size:clamp(38px,4.7vw,68px);line-height:1.3;letter-spacing:-.035em;margin:22px 0 24px;font-weight:650}.story-copy p{color:#c7c3d7;line-height:1.9;font-size:16px}.story-types{display:flex;gap:12px;margin-top:36px}.story-types span{padding:7px 18px;border:1px solid #625875;border-radius:20px;font-size:14px}.story-foot{font-size:13px;color:#bfb9d1;display:flex;gap:8px;align-items:center}.auth-panel{display:grid;place-items:center;padding:50px 30px;background:white}.auth-card{width:100%;max-width:360px}.auth-card h2{font-size:28px;letter-spacing:-.04em;margin:12px 0}.muted{color:var(--muted);font-size:14px;line-height:1.8}.auth-tabs{display:flex;background:#f2f3f7;border-radius:10px;padding:4px;margin:30px 0 24px}.auth-tabs button{flex:1;background:transparent;color:var(--muted);padding:9px;border-radius:7px;font-size:14px}.auth-tabs button.active{background:white;color:var(--ink);box-shadow:0 1px 5px #20203a12}.auth-card label{display:block;font-size:14px;font-weight:550;margin-top:20px}.auth-card input{display:block;width:100%;border:1px solid #dadbe5;border-radius:9px;background:white;height:48px;padding:0 14px;margin-top:8px;font-size:16px}.auth-card input::placeholder{color:#aaaaba;font-size:14px}.primary{background:var(--purple);color:white;border-radius:9px;padding:11px 22px;font-size:14px;font-weight:600}.primary:hover{background:var(--purple-dark)}.auth-submit{width:100%;height:48px;margin-top:5px}.auth-note{color:var(--muted);font-size:13px;text-align:center;margin:22px 0}.entry-link{display:block;text-align:center;font-size:13px;color:var(--muted);margin-top:30px}.form-error{min-height:28px;color:#b33d45;font-size:14px;padding-top:9px}.mini-brand{display:none}.workspace{height:100dvh;display:grid;grid-template-columns:78px 320px minmax(0,1fr);max-width:1800px;margin:auto;background:white;overflow:hidden}.rail{display:flex;flex-direction:column;align-items:center;padding:26px 12px;background:#29263f;color:white;gap:30px}.rail-chat{background:#4a4269;color:#e1d8ff;width:43px;height:43px;border-radius:12px;display:grid;place-items:center;font-size:23px}.rail-caption{writing-mode:vertical-rl;letter-spacing:.25em;color:#938baa;font-size:12px;flex:1}.avatar{display:grid;place-items:center;width:42px;height:42px;border-radius:14px;flex-shrink:0;font-size:16px;font-weight:600;background:var(--soft);color:var(--purple)}.rail .avatar{width:36px;height:36px;border-radius:50%;background:#4e475f;color:#e9e4f2}.sidebar{display:flex;flex-direction:column;min-width:0;border-right:1px solid var(--line);background:#fff}.sidebar-head{display:flex;align-items:center;justify-content:space-between;padding:31px 25px 25px}.sidebar-head h1{font-size:25px;letter-spacing:-.04em;margin-top:6px}.sidebar-head .eyebrow{font-size:12px}.pill{border-radius:18px;background:var(--soft);color:var(--purple);padding:3px 9px;font-size:12px}.search-wrap{padding:0 20px 22px}.search-wrap input{border:1px solid transparent;background:#f5f5f9;width:100%;height:41px;border-radius:8px;padding:10px 13px;font-size:14px}.conversation-list{overflow-y:auto;padding:0 12px;flex:1;min-height:80px}.thread{width:100%;display:flex;text-align:left;gap:12px;background:transparent;padding:16px 12px;border-radius:11px;margin-bottom:5px;align-items:center;color:var(--ink)}.thread:hover{background:#f6f5fb}.thread.active{background:#f0edfc}.thread-main{min-width:0;flex:1}.thread-top{display:flex;justify-content:space-between;align-items:center;gap:8px}.thread-name{font-size:15px;font-weight:650;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.thread-time{font-size:12px;color:#9291a2;flex-shrink:0}.thread-bottom{display:flex;gap:8px;align-items:center;margin-top:4px}.thread-preview{font-size:13px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;color:var(--muted);flex:1}.unread-badge{font-size:12px;background:var(--purple);color:white;min-width:19px;height:19px;padding:0 5px;display:grid;place-items:center;border-radius:10px}.privacy-card{margin:28px 24px 25px;border-top:1px solid var(--line);padding-top:24px}.privacy-symbol{color:#9791b3;font-size:23px}.privacy-card h3{font-size:14px;font-weight:600;margin-top:8px}.privacy-card p{font-size:13px;color:var(--muted);line-height:1.9;margin-top:8px}.attachment-types{font-size:11px;letter-spacing:.03em;margin-top:20px;color:#9896a8}.account{border-top:1px solid var(--line);padding:20px;display:flex;gap:11px;align-items:center}.account>div{min-width:0;flex:1}.account strong{display:block;font-size:14px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.account span:not(.avatar){font-size:12px;color:var(--muted)}.account .avatar{width:36px;height:36px;border-radius:50%;font-size:14px;background:#edf0f6;color:#6e7994}.quiet-button{padding:8px;background:transparent;color:var(--muted);font-size:13px;border-radius:6px}.quiet-button:hover{background:#f0eef8;color:var(--purple)}.chat-panel{min-width:0;min-height:0;position:relative}.chat{height:100%;display:flex;flex-direction:column}.chat-head{height:95px;flex-shrink:0;border-bottom:1px solid var(--line);display:flex;gap:13px;align-items:center;padding:20px 34px}.peer-info{flex:1;min-width:0}.peer-info h2{font-size:17px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.peer-info p{font-size:12px;color:var(--muted);margin-top:3px}.connection{font-size:12px;color:#79758b;background:#f5f4f9;padding:6px 10px;border-radius:20px}.connection.error{color:#b45e43;background:#fff1e8}.timeline{flex:1;min-height:0;overflow-y:auto;overscroll-behavior:contain;padding:24px 34px;background:#f8f9fc;scrollbar-width:thin}.history-button{display:block;margin:0 auto 25px;padding:5px 12px;border:1px solid #e1dfed;border-radius:20px;font-size:12px;color:#89829b;background:white}.message-row{display:flex;gap:10px;margin:0 0 23px;align-items:flex-start}.message-row.mine{flex-direction:row-reverse}.message-row>.avatar{width:32px;height:32px;border-radius:11px;font-size:13px}.message-row.mine>.avatar{background:#e6eaf2;color:#788096}.message-content{max-width:min(78%,650px);min-width:0}.bubble{font-size:15px;line-height:1.75;padding:12px 17px;border-radius:0 13px 13px 13px;background:white;border:1px solid #e9eaf1;color:#353447;overflow-wrap:anywhere;white-space:pre-wrap}.mine .bubble{background:#6250d7;color:white;border:1px solid #6250d7;border-radius:13px 0 13px 13px}.bubble p{white-space:pre-wrap}.bubble img,.bubble video{display:block;max-width:100%;max-height:340px;border-radius:7px;background:#eee;object-fit:contain}.bubble.media{padding:7px;white-space:normal;max-width:360px}.bubble.media p{padding:7px 7px 3px}.media-name{display:block;color:inherit;opacity:.85;font-size:12px;word-break:break-all;padding:6px}.message-meta{font-size:11px;color:#9b99ac;margin:6px 2px 0;display:flex;gap:8px;justify-content:flex-start}.mine .message-meta{justify-content:flex-end}.receipt{color:#938bad}.date-divider{font-size:12px;color:#9a98aa;text-align:center;margin:8px 0 24px}.composer{border-top:1px solid var(--line);padding:18px 30px 12px;background:white}.composer textarea{display:block;resize:none;width:100%;max-height:180px;min-height:60px;border:none;color:var(--ink);background:transparent;font-size:15px;line-height:1.6;padding:0 2px;outline:none}.composer textarea::placeholder{color:#a3a0b3}.composer-toolbar{display:flex;gap:16px;align-items:center;flex-wrap:wrap;margin-top:8px}.attachment-buttons{display:flex;gap:16px}.tool-button{display:flex;align-items:center;gap:7px;padding:5px 0;color:#777386;background:transparent;font-size:13px}.tool-button:hover{color:var(--purple)}.send-hint{margin-left:auto;font-size:11px;color:#aaa7b7}.send-button{display:flex;align-items:center;gap:10px;padding:9px 19px}.send-button svg{width:17px;height:17px}.composer-status{font-size:11px;color:#a8a4b5;min-height:17px;margin-top:9px}.composer-status.error{color:#b33d45}.attachment-preview{display:flex;align-items:center;gap:12px;padding:10px;border:1px solid #e5e0f5;border-radius:9px;background:#faf9ff;margin-bottom:13px;max-width:400px}.attachment-preview>span{font-size:12px;background:var(--soft);padding:8px;border-radius:6px;color:var(--purple)}.attachment-preview>div{flex:1;min-width:0}.attachment-preview strong{font-size:13px;display:block;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.attachment-preview div span{font-size:11px;color:var(--muted)}.choose-chat,.empty-chat{display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center;color:var(--muted);padding:40px;gap:10px}.choose-chat{height:100%;background:#f8f9fc}.choose-chat h2{font-size:21px;color:#4d485e}.choose-chat p,.empty-chat p{font-size:14px;line-height:1.8}.empty-chat{min-height:100%}.empty-chat h3{color:#605973;font-size:18px;font-weight:500}.empty-symbol{display:grid;place-items:center;width:78px;height:78px;background:#ece8f8;color:#a297c7;border-radius:24px;font-size:36px;margin-bottom:15px}.empty-symbol.small{width:56px;height:56px;font-size:26px;border-radius:18px}.mobile-back,#mobile-inbox{display:none}.text-button{font-size:13px;color:var(--purple);background:none;padding:12px}.new-messages{position:absolute;bottom:190px;left:50%;transform:translateX(-50%);background:white;color:var(--purple);box-shadow:0 4px 25px #30305022;padding:9px 18px;border:1px solid var(--line);border-radius:20px;font-size:13px;z-index:2}.toast{position:fixed;bottom:24px;left:50%;transform:translateX(-50%);background:#302944;color:white;padding:12px 20px;border-radius:10px;max-width:90vw;font-size:14px;z-index:100;box-shadow:0 6px 30px #29204025}.list-empty{padding:35px 18px;color:var(--muted);font-size:14px;text-align:center;line-height:1.9}.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}
@media(min-width:1600px){.workspace{border-left:1px solid var(--line);border-right:1px solid var(--line)}}
@media(max-width:1100px){.workspace{grid-template-columns:64px 280px minmax(0,1fr)}.rail{padding-inline:10px}.send-hint{display:none}.send-button{margin-left:auto}.chat-head{padding-inline:22px}.timeline{padding-inline:22px}.composer{padding-inline:22px}.auth-story{padding-inline:10%}}
@media(max-width:740px){.auth-screen{display:block}.auth-story{display:none}.auth-panel{min-height:100dvh;padding:34px 25px}.mini-brand{display:flex;align-items:center;gap:10px;font-weight:600;margin-bottom:45px}.auth-card h2{font-size:26px}.workspace{display:block;position:relative}.rail{display:none}.sidebar{height:100%;border:0}.chat-panel{display:none;height:100%}.workspace.show-chat .sidebar{display:none}.workspace.show-chat .chat-panel{display:block}.workspace.is-user .sidebar{display:none}.workspace.is-user .chat-panel{display:block}.sidebar-head{padding-top:24px}.chat-head{height:78px;padding:14px 16px;gap:10px}.connection{font-size:11px;padding:5px 8px}.mobile-back{display:block;font-size:31px;line-height:1;padding:2px 9px 4px 0}.is-user .mobile-back{display:none}.timeline{padding:20px 14px}.message-content{max-width:81%}.bubble{font-size:15px;padding:10px 13px}.message-row{gap:8px;margin-bottom:20px}.message-row>.avatar{width:29px;height:29px}.composer{padding:14px 15px max(10px,env(safe-area-inset-bottom))}.composer textarea{font-size:16px;min-height:48px}.composer-toolbar{margin-top:3px}.tool-button{min-height:38px}.composer-status{font-size:11px}.new-messages{bottom:165px}.choose-chat{padding:28px}#mobile-inbox{display:block;margin-top:12px}.is-user .chat-head::after{content:none}.is-user .connection{cursor:pointer}.privacy-card{display:none}}
@media(prefers-reduced-motion:no-preference){button,a{transition:background .15s,color .15s}.auth-card{animation:appear .35s ease}@keyframes appear{from{opacity:0;transform:translateY(8px)}to{opacity:1;transform:translateY(0)}}}
.mobile-only{display:none}@media(max-width:740px){.mobile-only{display:block}}

.captcha-dialog{width:min(412px,calc(100vw - 24px));padding:22px 24px 16px;border:1px solid var(--line);border-radius:16px;box-shadow:0 24px 80px #16112633;color:var(--ink);max-height:calc(100dvh - 24px);overflow-y:auto}.captcha-dialog::backdrop{background:#14102580;backdrop-filter:blur(3px)}.captcha-head{display:flex;justify-content:space-between;align-items:center}.captcha-head h2{font-size:20px;margin-top:4px}.captcha-head .quiet-button{font-size:28px;line-height:1;padding:8px 10px}.captcha-help{font-size:13px;color:var(--muted);line-height:1.75;margin:14px 0}.captcha-frame{position:relative;background:#f6f5f9;border-radius:9px;overflow:hidden}.captcha-frame canvas{display:block;width:100%;height:auto;cursor:crosshair;touch-action:manipulation}.captcha-loading{position:absolute;inset:0;display:grid;place-items:center;background:#f6f5f9;color:var(--muted);font-size:14px}.captcha-foot{display:flex;justify-content:space-between;align-items:center;font-size:13px;gap:8px;min-height:45px}.captcha-foot .text-button{padding:10px 0;white-space:nowrap}.captcha-dialog .form-error{padding:0;min-height:20px;font-size:13px}.captcha-dialog canvas:focus-visible{outline:3px solid #9a8bef;outline-offset:-3px}@media(max-width:420px){.captcha-dialog{padding:18px 16px 12px}}