:root{--paper: #f6f5f0;--surface: #fffefa;--ink: #243b32;--muted: #7a8379;--line: #e3e6dc;--green: #245342;--pale: #eaf0e6;--rust: #af623f;--blue: #526e90;--body: "Segoe UI", "Microsoft JhengHei", sans-serif;--serif: Georgia, "Palatino Linotype", "Microsoft JhengHei", serif}*{box-sizing:border-box}body{margin:0;background:var(--paper);color:var(--ink);font:14px/1.6 var(--body)}button,input,textarea,select{font:inherit;color:inherit}button,a,select{-webkit-tap-highlight-color:transparent}button{cursor:pointer}button:disabled{cursor:not-allowed;opacity:.4}button{transition:background .16s,transform .16s}button:not(:disabled):hover{filter:brightness(.96)}button:not(:disabled):active{transform:translateY(1px)}button:focus-visible,a:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible{outline:3px solid #be8b38;outline-offset:3px}button svg{width:17px;height:17px;fill:none;stroke:currentColor;stroke-width:1.7;stroke-linecap:round;stroke-linejoin:round;flex-shrink:0}.sprite{display:none}.shell{display:grid;grid-template-columns:230px minmax(430px,1fr) 288px;height:100dvh;min-height:620px}.sidebar{padding:32px 19px 0;border-right:1px solid var(--line);display:flex;flex-direction:column;background:#f0f1e9}.brand{display:flex;align-items:center;gap:12px;text-decoration:none;color:var(--ink);padding:0 4px 32px}.brand>span:last-child{font-family:var(--serif);font-weight:700;font-size:24px;letter-spacing:-1px}.brand small{display:block;font:7.5px var(--body);letter-spacing:1.1px;margin-top:2px;color:var(--muted)}.brand-mark{border:1px solid var(--green);width:35px;height:35px;border-radius:50%;font:italic 35px/29px var(--serif);text-align:center;position:relative}.brand-mark span{font:10px var(--body);position:absolute;right:-3px;bottom:0;background:#f0f1e9;border-radius:50%;padding:1px}.new-room{width:100%;background:var(--green);color:#fff;border:0;border-radius:6px;display:flex;align-items:center;gap:8px;padding:12px 10px;font-size:12px}.new-room>span{margin-left:auto;opacity:.55}.section-label{display:flex;justify-content:space-between;font-size:9px;letter-spacing:1.4px;color:#6e786c;margin:28px 10px 13px}.section-label span{letter-spacing:0}.room-item{display:flex;align-items:center;gap:10px;background:none;border:0;width:100%;text-align:left;padding:13px 11px;border-radius:5px;margin:3px 0;color:#657264}.room-item.active{background:#e0e7da;color:#294c3b}.room-hash{font:20px var(--serif);opacity:.55}.room-item strong{display:block;font-size:12px;font-weight:600;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;max-width:150px}.room-item small{display:block;font-size:10px;opacity:.65;margin-top:3px}.sidebar-note{margin:45px 12px 22px}.tiny-orbit{font-size:36px;color:#93a58a;line-height:1.3}.sidebar-note h3{font-size:12px;margin:15px 0 7px}.sidebar-note p{font-size:11px;color:#71806e;line-height:1.9}.sidebar-bottom{margin-top:auto}.sidebar-bottom>button{display:flex;align-items:center;gap:10px;background:none;border:0;padding:15px 10px;font-size:11px}.profile{border-top:1px solid #dce2d6;margin-top:15px;padding:20px 4px;display:flex;gap:10px;align-items:center;font-size:11px}.profile small{display:block;color:#7a8575;font-size:8px;letter-spacing:1px;margin-top:3px}.avatar{display:inline-flex;align-items:center;justify-content:center;width:34px;height:34px;border-radius:50%;font:italic 20px var(--serif);flex-shrink:0}.human{background:#e6e8df;color:#55644c}.green{background:#e1ecdf;color:#345740}.rust{background:#f2e3d6;color:#9c5535}.blue{background:#e2eaf1;color:#526a89}.local-dot{background:#89a179;width:6px;height:6px;border-radius:50%;margin-left:auto}main{display:flex;flex-direction:column;min-width:0;background:var(--surface);height:100%;overflow:hidden}.room-header{display:flex;align-items:center;justify-content:space-between;padding:27px 34px 22px;gap:14px}.eyebrow{font-size:8px;letter-spacing:1.5px;color:#697665;font-weight:600}.eyebrow>span{color:#8d9588}.room-header h1{font:600 22px var(--serif);margin:10px 0 0;letter-spacing:-.5px}.header-actions{display:flex;align-items:center;gap:8px}.demo-badge{font-size:9px;white-space:nowrap;background:#f6f1e3;color:#8c682f;border:1px solid #eee6cc;border-radius:20px;padding:5px 9px;display:flex;align-items:center;gap:6px}.demo-badge i{width:5px;height:5px;border-radius:50%;background:#b7944c}.icon-button{display:none;border:1px solid var(--line);background:none;border-radius:5px;padding:7px;line-height:0}.toolbar{padding:11px 34px;display:flex;align-items:center;gap:14px;border-top:1px solid var(--line);border-bottom:1px solid var(--line);font-size:10px;flex-wrap:wrap}.mode-control{display:flex;align-items:center;gap:8px}.mode-dot{width:5px;height:5px;background:var(--green);border-radius:50%}.toolbar label{color:#7a8576}.toolbar select{border:0;background:none;font-size:10px;font-weight:600;padding:3px 14px 3px 0}.round-control{border-left:1px solid var(--line);padding-left:14px;display:flex;gap:7px}.run-status{margin-left:auto;color:var(--green);white-space:nowrap}.quiet-button,.stop-button{background:none;border:0;font-size:10px;padding:3px}.stop-button{color:#a46547}.timeline{overflow-y:auto;flex:1;min-height:0;padding:0 34px 25px;scrollbar-width:thin;scrollbar-color:#d9dfd2 transparent}.conversation-intro{padding:33px 0 15px}.conversation-intro h2{font:500 29px/1.4 var(--serif);letter-spacing:-1px;margin:9px 0}.conversation-intro p{font-size:11px;color:#7b8478;margin:8px 0}.participant-stack{display:flex;align-items:center;margin:16px 0 0}.participant-stack .avatar{width:25px;height:25px;font-size:15px;border:2px solid var(--surface)}.participant-stack .avatar+.avatar{margin-left:-6px}.participant-stack>span:last-child{font:9px var(--body);margin-left:10px;color:#7a8775}.date-divider{display:flex;gap:14px;align-items:center;color:#909989;font-size:9px;margin:12px 0 28px}.date-divider:after,.date-divider:before{content:"";height:1px;background:var(--line);flex:1}.message{display:grid;grid-template-columns:34px 1fr;gap:13px;margin:0 0 25px;animation:arrive .3s ease-out}.message-header{display:flex;gap:8px;align-items:center;flex-wrap:wrap;margin-bottom:8px}.message-header strong{font-size:12px}.role-tag{font-size:8px;border:1px solid var(--line);padding:1px 5px;border-radius:3px;color:#7a8472}.message-header time{font-size:9px;color:#969e90;margin-left:auto}.message-body{padding:14px 17px;border:1px solid var(--line);border-radius:2px 8px 8px;background:#fafbf7;font-size:12px;line-height:1.9;white-space:pre-wrap;overflow-wrap:anywhere}.message[data-role=human] .message-body{background:#f0f3e9;border-color:#e2e7d8}.message[data-role=critic] .message-body{background:#fcf9f5;border-color:#ece5dc}.message[data-role=moderator] .message-body{background:#f5f8fa;border-color:#e3e9ec}.message-footer{font-size:8px;letter-spacing:.4px;color:#919a88;margin:6px 0 0 2px}.typing{display:flex;align-items:center;gap:10px;font-size:10px;color:#7b8c71;padding-left:47px}.typing[hidden]{display:none}.typing-dots{display:flex;gap:3px}.typing-dots i{width:4px;height:4px;background:#8ca17a;border-radius:50%;animation:pulse 1s infinite}.typing-dots i:nth-child(2){animation-delay:.15s}.typing-dots i:nth-child(3){animation-delay:.3s}.composer-area{padding:5px 34px 17px;background:var(--surface)}.run-progress{display:flex;justify-content:space-between;font-size:8px;color:#8b9583;padding:9px 0}.composer-area form{border:1px solid #d5ddcb;border-radius:8px;background:#fff;box-shadow:0 3px 14px #22351d05;padding:12px 15px}.composer-top{display:flex;align-items:center;gap:6px;font-size:9px;color:#7a8773}.composer-top select{border:0;background:#eef3e8;font-size:9px;padding:3px 7px;border-radius:4px;color:var(--green);max-width:150px}.composer-top>span{margin-left:auto;font-size:8px;color:#969e90}.composer-area textarea{resize:vertical;max-height:140px;width:100%;border:0;background:none;font-size:12px;padding:14px 0 8px;line-height:1.7;min-height:70px}.composer-area textarea:focus{outline:none}.composer-area form:focus-within{border-color:#7b9870;box-shadow:0 0 0 2px #75986614}.composer-bottom{display:flex;justify-content:space-between;align-items:center;font-size:8px;color:#8c9683;gap:8px}.private-dot{display:inline-block;width:4px;height:4px;background:#8c9d7d;border-radius:50%;margin-right:5px}.composer-bottom button{background:var(--green);color:#fff;display:flex;gap:15px;align-items:center;border:0;border-radius:5px;padding:9px 12px;font-size:10px}.composer-bottom button svg{width:14px;height:14px}.disclaimer{text-align:center;color:#929a88;font-size:8px;margin:10px 0 0}.participants{border-left:1px solid var(--line);padding:31px 23px 20px;overflow-y:auto;background:#f6f6ef}.people-heading h2{font:600 17px var(--serif);margin:11px 0 24px}.people-heading h2>span{float:right;color:#8a9780;font:10px var(--body);margin-top:5px}.agent-card{padding:15px 13px;border:1px solid #e0e5d8;border-radius:7px;background:#fffefa;margin-bottom:12px}.agent-card-header{display:flex;align-items:center;gap:9px}.agent-card .avatar{width:29px;height:29px;font-size:17px}.agent-card strong{display:block;font-size:11px}.agent-card small{display:block;font-size:8px;color:#8c9684}.agent-edit{background:none;border:0;line-height:0;margin-left:auto;padding:5px;color:#8b9882}.agent-edit svg{width:13px;height:13px}.agent-card p{font-size:10px;line-height:1.8;margin:11px 0 12px;color:#74816c;white-space:pre-wrap;overflow-wrap:anywhere;max-height:90px;overflow:auto}.agent-provider{display:flex;justify-content:space-between;gap:4px;font-size:8px;border-top:1px solid #edf0e5;padding-top:9px;color:#727e69}.agent-provider span:last-child{color:#98a08e}.add-agent{border:1px dashed #cdd8c3;background:none;display:flex;align-items:center;justify-content:center;gap:8px;width:100%;border-radius:5px;padding:10px;font-size:10px;color:#647958}.room-rules{margin:28px 0 23px;border-top:1px solid var(--line);padding-top:24px}.room-rules h3{font:500 16px var(--serif);margin:8px 0 11px}.room-rules ol{list-style:none;counter-reset:rules;padding:0;margin:0}.room-rules li{counter-increment:rules;font-size:10px;color:#77856c;margin:7px 0}.room-rules li:before{content:"0" counter(rules);color:#a2ae97;font-size:8px;margin-right:10px}.usage-card{border:1px solid #dce3d1;background:#eef1e7;padding:17px;border-radius:7px}.usage-main{display:flex;gap:10px;align-items:baseline;margin:11px 0}.usage-main strong{font:32px var(--serif)}.usage-main>span{font-size:9px;color:#7b886e}.usage-track{height:3px;background:#dbe3cf;margin:12px 0 15px;border-radius:3px;overflow:hidden}.usage-track span{display:block;height:100%;width:0;background:#6f8c59;transition:width .3s}.usage-row{display:flex;justify-content:space-between;font-size:9px;margin:7px 0;color:#778568}.usage-row>span:last-child{color:#466138}.usage-card p{font-size:8px;color:#8b977d;border-top:1px solid #dce3d0;padding-top:12px;margin-bottom:0;line-height:1.8}.engine-label{font-size:7px;letter-spacing:1.1px;color:#8b987e;margin-top:21px;text-align:center}.engine-label span{display:block;font-size:8px;letter-spacing:.3px;margin-top:5px}dialog{border:1px solid #d5decb;border-radius:10px;background:var(--surface);padding:28px;max-width:440px;width:calc(100% - 32px);box-shadow:0 20px 90px #16301924}dialog::backdrop{background:#20302760;-webkit-backdrop-filter:blur(3px);backdrop-filter:blur(3px)}dialog h2{font:25px var(--serif);margin:10px 0 23px}dialog label{display:block;font-size:11px;margin:12px 0 6px}dialog input,dialog select,dialog textarea{display:block;width:100%;border:1px solid #dce2d3;border-radius:5px;background:#fff;padding:10px;font-size:12px}dialog p{color:#7c8772;font-size:10px}.dialog-actions{display:flex;justify-content:flex-end;gap:10px;margin-top:22px}.dialog-actions button{border:1px solid var(--line);border-radius:5px;padding:8px 15px;background:none;font-size:11px}.dialog-actions .primary{background:var(--green);color:#fff;border-color:var(--green)}.toast{position:fixed;bottom:24px;left:50%;transform:translate(-50%);max-width:90vw;background:var(--ink);color:#fff;padding:11px 19px;border-radius:7px;font-size:11px;box-shadow:0 5px 20px #0002;z-index:20}@keyframes arrive{0%{opacity:0;transform:translateY(6px)}to{opacity:1;transform:translateY(0)}}@keyframes pulse{50%{opacity:.25;transform:translateY(-2px)}}@media(min-width:1500px){.shell{grid-template-columns:250px minmax(430px,1fr) 320px}.timeline,.room-header,.composer-area{padding-left:max(40px,calc((100vw - 1330px)/2));padding-right:max(40px,calc((100vw - 1330px)/2))}.toolbar{padding-left:40px;padding-right:40px}}@media(max-width:1180px){.shell{grid-template-columns:205px minmax(380px,1fr) 248px}.sidebar{padding-left:13px;padding-right:13px}.participants{padding:29px 15px}.room-header,.timeline,.composer-area{padding-left:24px;padding-right:24px}.toolbar{padding:10px 24px;gap:9px}.room-header h1{font-size:20px}.demo-badge{font-size:8px}.brand>span:last-child{font-size:22px}.brand small{font-size:6.5px}}@media(max-width:960px){.shell{grid-template-columns:190px minmax(0,1fr)}.participants{display:none;position:fixed;right:0;top:0;height:100dvh;width:280px;box-shadow:-15px 0 50px #23432115;z-index:5;padding-top:90px}.participants.open,.icon-button{display:block}.header-actions{position:relative;z-index:6}.room-item strong{max-width:120px}.composer-top>span{font-size:7px}}@media(max-width:640px){.shell{display:block;height:100dvh;min-height:0}.sidebar{display:none}main{height:100dvh}.room-header{padding:20px 18px 18px}.room-header h1{font-size:19px}.eyebrow{font-size:7px;letter-spacing:1px}.demo-badge{font-size:7px;padding:4px 6px}.toolbar{padding:9px 18px;gap:8px}.run-status{font-size:8px}.toolbar label{display:none}.round-control{padding-left:8px}.timeline{padding:0 18px 15px}.conversation-intro{padding-top:24px}.conversation-intro h2{font-size:25px}.composer-area{padding:4px 18px 12px}.composer-top>span{display:none}.message{gap:9px}.message-body{padding:11px 13px;font-size:11px}.disclaimer{font-size:7px}.participants{width:min(280px,90vw)}.composer-bottom>span{font-size:7px}}@media(prefers-reduced-motion:reduce){*,*:before,*:after{animation:none!important;transition:none!important;scroll-behavior:auto!important}}.order-row{display:flex;align-items:center;gap:12px;padding:12px 0}.order-row strong{flex:1}.order-row button{padding:8px 14px;border:1px solid var(--line, #ddd);background:#fff;border-radius:6px}.toolbar{flex-wrap:wrap}.message-body{white-space:pre-wrap;overflow-wrap:anywhere}.agent-provider{overflow-wrap:anywhere}[hidden]{display:none!important}.auth-screen{min-height:100dvh;display:grid;place-items:center;padding:24px}.auth-card{width:min(100%,440px);padding:36px;background:var(--surface);border:1px solid var(--line);border-radius:18px;box-shadow:0 16px 60px #0001}.auth-card h1{font:32px/1.2 var(--serif)}.auth-card label{display:block;margin-top:14px}.auth-card input{width:100%;padding:12px;border:1px solid var(--line);border-radius:7px;background:var(--paper)}.auth-card button{margin-top:12px}.auth-error{color:var(--rust);min-height:24px}.preference-controls{display:flex;align-items:center;gap:8px;flex-wrap:wrap;padding:10px 0;font-size:12px}.preference-controls select,.preference-controls button{border:1px solid var(--line);background:var(--surface);border-radius:5px;padding:4px}.sidebar-bottom{margin-top:auto;flex-shrink:0}.sidebar{overflow:auto}.sidebar-note{margin-top:24px}#current-user{overflow-wrap:anywhere;display:block}#round-limit{width:62px;padding:4px;border:1px solid var(--line);border-radius:5px;background:var(--surface)}.infinite-label{display:inline-flex;align-items:center;gap:4px;white-space:nowrap}.toolbar{flex-wrap:wrap;gap:10px;min-height:70px;height:auto;padding-top:10px;padding-bottom:10px}#infinite-warning{color:var(--rust);font-weight:600}.message-body.markdown{white-space:normal;overflow-wrap:anywhere;min-width:0}.markdown p{margin:0 0 .75em}.markdown p:last-child{margin-bottom:0}.markdown pre{overflow-x:auto;background:var(--paper);border:1px solid var(--line);border-radius:8px;padding:14px;max-width:100%;white-space:pre}.markdown code{font-family:Consolas,monospace;font-size:.9em;background:var(--paper);padding:2px 4px;border-radius:3px}.markdown pre code{padding:0}.markdown blockquote{margin-left:0;border-left:3px solid var(--green);padding-left:14px;color:var(--muted)}.markdown table{display:block;overflow-x:auto;border-collapse:collapse;max-width:100%}.markdown th,.markdown td{border:1px solid var(--line);padding:6px 10px}.markdown a{color:var(--green);text-decoration:underline}.markdown h1,.markdown h2,.markdown h3{font-family:var(--body);font-size:1.15em;margin:1em 0 .4em}:root[data-theme=dark]{--paper: #151c19;--surface: #1e2823;--ink: #e5ede7;--muted: #a5b2a8;--line: #35463b;--green: #96d4b5;--pale: #293d30;--rust: #efac8b;--blue: #aac7ed}[data-theme=dark] .sidebar,[data-theme=dark] .participants{background:#19221c}[data-theme=dark] .agent-card,[data-theme=dark] .usage-card,[data-theme=dark] dialog,[data-theme=dark] .composer-area,[data-theme=dark] .toolbar,[data-theme=dark] .room-header,[data-theme=dark] #composer{background:var(--surface);color:var(--ink);border-color:var(--line)}[data-theme=dark] input,[data-theme=dark] textarea,[data-theme=dark] select{background:var(--paper);color:var(--ink);border-color:var(--line)}[data-theme=dark] .primary,[data-theme=dark] #send,[data-theme=dark] .new-room{background:#356d51;color:#f4fff8}[data-theme=dark] .message .message-body{background:#24332b;color:var(--ink);border-color:var(--line)}[data-theme=dark] .message[data-role=human] .message-body{background:#293d30}[data-theme=dark] .message[data-role=critic] .message-body{background:#342b26}[data-theme=dark] .message[data-role=moderator] .message-body{background:#26323e}[data-theme=dark] .room-item.active,[data-theme=dark] .room-item:hover{background:var(--pale)}[data-theme=dark] .room-item{color:var(--ink)}[data-theme=dark] .room-item small{color:#c4d1c7;opacity:1}[data-theme=dark] .room-item.active{box-shadow:inset 3px 0 var(--green)}[data-theme=dark] .section-label,[data-theme=dark] .sidebar-note p,[data-theme=dark] .profile small,[data-theme=dark] .eyebrow,[data-theme=dark] .eyebrow>span,[data-theme=dark] .toolbar label,[data-theme=dark] .conversation-intro p,[data-theme=dark] .participant-stack>span:last-child,[data-theme=dark] .date-divider,[data-theme=dark] .message-header time,[data-theme=dark] .message-footer,[data-theme=dark] .typing,[data-theme=dark] .run-progress,[data-theme=dark] .composer-top,[data-theme=dark] .composer-top>span,[data-theme=dark] .composer-bottom>span,[data-theme=dark] .disclaimer,[data-theme=dark] .people-heading h2>span,[data-theme=dark] .agent-card small,[data-theme=dark] .agent-card p,[data-theme=dark] .agent-provider,[data-theme=dark] .agent-provider span:last-child,[data-theme=dark] .room-rules li,[data-theme=dark] .room-rules li:before,[data-theme=dark] .usage-main>span,[data-theme=dark] .usage-row,[data-theme=dark] .usage-row>span:last-child,[data-theme=dark] .usage-card p,[data-theme=dark] .engine-label,[data-theme=dark] dialog p{color:var(--muted)}[data-theme=dark] input::placeholder,[data-theme=dark] textarea::placeholder{color:var(--muted);opacity:1}[data-theme=dark] .agent-edit{color:var(--ink)}[data-theme=dark] .stop-button{color:var(--rust)}[data-theme=dark] .order-row button{background:var(--paper);color:var(--ink)}[data-theme=dark] dialog{color:var(--ink)}[data-theme=dark] .toast{background:var(--ink);color:var(--paper)}[data-theme=dark] .brand-mark span{background:#19221c}[data-theme=dark] .role-tag,[data-theme=dark] .demo-badge{background:var(--pale);color:var(--ink)}[data-theme=dark] .quiet-button,[data-theme=dark] .icon-button,[data-theme=dark] .add-agent{background:transparent;color:var(--ink)}[data-theme=dark] .date-divider span{background:var(--paper)}.danger-button,.dialog-actions .danger-button{color:#b42332;background:transparent;border:1px solid currentColor;border-radius:5px;padding:8px 12px}[data-theme=dark] .danger-button{color:#ff9da4}.role-status{display:inline-block;color:var(--muted);border:1px solid var(--line);border-radius:4px;padding:2px 6px;margin-bottom:8px;font-size:11px}dialog .role-enabled{display:flex;align-items:center;gap:10px;font-size:13px}dialog .role-enabled input{display:inline-block;width:18px;height:18px;margin:0;accent-color:#356d51}@media(max-width:700px){.auth-card{padding:24px}.toolbar{padding:10px 14px}.sidebar-bottom{padding-bottom:12px}.header-actions .demo-badge{display:none}}