/* Group messenger: the timeline is the primary surface; tools live in a drawer. */
html:has(#chat-screen:not(.hidden)),body:has(#chat-screen:not(.hidden)){height:100dvh;overflow:hidden}
.room-nav{display:flex;gap:8px;padding:10px 30px;border-bottom:1px solid var(--line);flex-shrink:0}.room-nav button{border:0;border-radius:8px;background:transparent;color:var(--muted);font-size:12px;padding:10px 13px}.room-nav button.active{background:#e4ece0;color:var(--teal);font-weight:650}.room-nav button span{font-size:9px;margin-left:8px}
.room-header-button{display:none;border:0;background:transparent;font-size:22px;color:#34434c;width:35px;height:36px;padding:0;align-items:center;justify-content:center}
.messenger-mode{--chat-bg:#b9ccda;--chat-yellow:#fee552;--chat-text:#26323c;grid-template-columns:260px minmax(0,1fr);color:var(--chat-text);background:var(--chat-bg)}
.messenger-mode .sidebar{background:#f4f6f7;border-right:1px solid #d8e0e6;padding:26px 17px 18px;min-height:0}.messenger-mode .sidebar .brand{font-size:16px;gap:9px;padding:0 5px}.messenger-mode .brand-mark{background:#fee552;border:0;border-radius:13px;color:#313a3f;width:37px;height:37px;font-size:18px}.messenger-mode .brand-small{font-size:7px;letter-spacing:.09em}.messenger-mode .new-chat-button{background:#fff;border:1px solid #dbe2e7;color:#4a5862;margin:24px 0 20px;padding:10px 13px;font-size:12px;gap:9px}.messenger-mode .new-chat-button:hover{background:#fdf7cf}.messenger-mode .sidebar-bottom,.messenger-mode .room-nav{display:none}.messenger-mode #sidebar-lab{display:flex;flex-direction:column;flex:1;min-height:0}.room-list-title{display:flex;align-items:center;gap:7px;padding:0 9px;margin:0 0 14px}.room-list-title h2{font-size:17px;letter-spacing:-.04em;font-weight:650;margin:0}.room-list-title>span{font-size:12px;color:#9aa4ac}.conversation-list{overflow-y:auto;flex:1;margin:0 -9px;padding:0 4px;scrollbar-width:thin}.room-list-item{border:0;background:transparent;width:100%;display:flex;align-items:flex-start;text-align:left;gap:11px;padding:14px 9px;border-radius:9px;color:#273742}.room-list-item:hover{background:#e9eef2}.room-list-item.selected{background:#e3eaf0}.list-portrait{width:41px;height:41px;flex-shrink:0;position:relative;display:block}.list-portrait span{display:grid;place-items:center;position:absolute;width:29px;height:29px;border-radius:10px;background:#697e91;color:#fff;font-size:11px;border:2px solid #f4f6f7;font-weight:650}.list-portrait span:last-child{right:0;bottom:0;background:#dce8cf;color:#596958;font-size:9px}.room-list-copy{display:flex;flex-direction:column;gap:6px;min-width:0;flex:1}.room-list-copy strong{font-size:12px;font-weight:650}.room-list-copy>span{overflow:hidden;text-overflow:ellipsis;white-space:nowrap;color:#7c8993;font-size:10px;line-height:1.5}.room-list-copy small{font-size:9px;color:#9aa7b0}.sidebar-room-settings{margin-top:14px;padding:13px 4px 0;background:none;border:0;border-top:1px solid #dfe6eb;color:#80909d;font-size:10px;text-align:left}.empty-room-list{font-size:11px;color:#8b99a4;padding:8px 13px;line-height:1.8}
.messenger-mode .chat-header{height:79px;padding:0 28px;background:var(--chat-bg);border-bottom:1px solid #a9bfce}.messenger-mode .chat-header>div:first-child{min-width:0}.messenger-mode .chat-header strong{font-size:16px;font-weight:650;letter-spacing:-.035em;color:#253744}.messenger-mode .chat-header #connection-state{display:block;margin:7px 0 0;color:#697f8f;font-size:10px;white-space:nowrap}.messenger-mode .header-actions{gap:7px}.messenger-mode .header-actions .text-button{color:#647c8d;font-size:10px}.messenger-mode .room-header-button{display:flex}.messenger-mode #new-chat-mobile{display:none}
.lab-panel{position:relative;min-width:0;min-height:0;flex:1;display:flex;flex-direction:column;overflow:hidden;background:#b9ccda;color:#26323c}.room-topline{height:43px;display:flex;align-items:center;flex-shrink:0;padding:0 26px;gap:11px;background:#b4c9d8;border-bottom:1px solid #aec3d1}.room-topline p{font-size:11px;line-height:1.6;margin:0;color:#526b7d;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;flex:1}.room-pin{font-size:20px;color:#758e9f}.room-topline button{background:none;border:0;color:#6c8596;font-size:17px;padding:6px;flex-shrink:0}
.room-timeline{flex:1;min-height:0;overflow-y:auto;overscroll-behavior:contain;position:relative;padding:22px 28px 28px;scrollbar-width:thin;scrollbar-color:#97b0c1 transparent;outline-offset:-4px}.meeting-turns{display:flex;flex-direction:column;gap:18px;max-width:950px;margin:0 auto}.date-separator{align-self:center;font-size:10px;color:#506b7d;line-height:1.5;background:#acc2d2;padding:6px 13px;border-radius:20px;margin:0 0 8px}.ego-turn{display:flex;align-items:flex-start;gap:10px;min-width:0;max-width:100%;overflow-wrap:anywhere}.ego-avatar{flex-shrink:0;display:grid;place-items:center;width:39px;height:39px;border-radius:14px;background:#eef0e3;color:#697057;font-size:13px;font-weight:650;border:1px solid #ffffff30}.host-turn .ego-avatar{background:#405c70;color:#fff;font-size:16px;border:0}.ego-avatar[data-color="1"]{background:#dfd9eb;color:#74638b}.ego-avatar[data-color="2"]{background:#e1eadc;color:#5e7757}.ego-avatar[data-color="3"]{background:#f0e0cd;color:#917451}.ego-avatar[data-color="4"]{background:#d7e7ee;color:#57778c}.turn-body{display:flex;flex-direction:column;min-width:0;max-width:min(78%,650px)}.turn-sender{display:flex;align-items:center;gap:7px;margin:1px 0 7px;line-height:1.4}.turn-sender strong{font-size:11px;font-weight:600;color:#3d5364}.sender-role{font-size:9px;color:#738898}.host-badge{font-size:8px;line-height:1.4;background:#e8d274;color:#766331;padding:2px 5px;border-radius:4px}.bubble-row{display:flex;align-items:flex-end;gap:7px;min-width:0}.chat-bubble{position:relative;white-space:pre-wrap;font-size:13px;line-height:1.85;background:#fff;border-radius:2px 11px 11px 11px;padding:12px 15px;box-shadow:0 1px 1px #334e6112;min-width:0;overflow-wrap:anywhere;flex:1}.chat-bubble:before{content:"";position:absolute;top:0;left:-6px;border-top:8px solid #fff;border-left:7px solid transparent}.turn-time{font-size:8px;line-height:1.6;color:#617b8d;white-space:nowrap;flex-shrink:0;margin-bottom:1px}.user-turn{justify-content:flex-end;margin-top:2px}.user-turn .turn-body{max-width:min(78%,650px);align-items:flex-end}.user-turn .bubble-row{flex-direction:row-reverse}.user-turn .chat-bubble{background:#fee552;border-radius:11px 2px 11px 11px;box-shadow:0 1px 1px #74682716}.user-turn .chat-bubble:before{left:auto;right:-6px;border-left:0;border-right:7px solid transparent;border-top-color:#fee552}.turn-review{font:inherit;align-self:flex-start;border:0;background:none;color:#58788e;font-size:9px;margin:6px 0 0;padding:2px 0;opacity:.58;cursor:pointer}.turn-review:hover,.turn-review:focus-visible{opacity:1;text-decoration:underline}.experimental-turn{display:block;margin:0 0 0 49px;max-width:80%}.learning-message{font-size:10px;color:#607a8e;line-height:1.8}.learning-message>summary{cursor:pointer;width:fit-content;border:1px solid #9fb6c7;border-radius:7px;padding:5px 9px;background:#b4c9d8;list-style:none}.learning-message>summary:before{content:"＋ ";font-size:10px}.learning-message[open]>summary:before{content:"− "}.learning-message p{font-size:12px;white-space:pre-wrap;background:#d2dfe8;border-radius:9px;padding:12px;margin:9px 0;color:#526b7e}.learning-message small{font-size:8px;color:#728b9d}.learning-message .turn-review{display:block}
.room-bottom{background:#fff;flex-shrink:0;border-top:1px solid #a8bfce;padding-bottom:env(safe-area-inset-bottom)}.room-progress{padding:9px 20px 0;display:flex;justify-content:space-between;gap:10px;align-items:center;min-height:24px}.room-progress span{font-size:9px;color:#8b9ba6;line-height:1.6}.room-progress button{font-size:9px;padding:3px 6px;border:0;background:#f0f3f5;border-radius:5px;color:#69808f;white-space:nowrap}.room-composer{display:flex;align-items:flex-end;gap:12px;padding:8px 18px 16px;min-height:70px}.room-composer>button:first-child{flex-shrink:0;width:30px;height:34px;display:grid;place-items:center;padding:0;font-size:26px;font-weight:300;background:none;border:1px solid #dce3e8;color:#8497a5;border-radius:8px;margin-bottom:1px}.room-composer textarea{width:100%;min-width:0;resize:none;border:0;outline:0;line-height:1.75;max-height:120px;background:none;color:#26323c;font-size:14px;padding:7px 0}.room-composer textarea::placeholder{color:#b0bbc3}.room-composer>button:last-child{background:#fee552;color:#5b501f;border:0;border-radius:7px;padding:10px 16px;font-size:12px;flex-shrink:0;white-space:nowrap}.room-composer button:disabled{opacity:.45;cursor:default}.room-bottom #lab-error{font-size:11px;margin:8px 17px 0;background:#fff3e9;border:1px solid #f0d6bf}.room-jump{position:absolute;bottom:121px;left:50%;transform:translateX(-50%);z-index:2;border:1px solid #d2dfe7;background:#fff;color:#5e788c;padding:8px 15px;border-radius:22px;font-size:11px;box-shadow:0 3px 12px #496a8420}
.room-welcome{min-height:100%;display:flex;align-items:center;justify-content:center;flex-direction:column;text-align:center;padding:60px 15px;max-width:480px;margin:auto}.group-portrait{display:grid;grid-template-columns:repeat(2,38px);grid-template-rows:repeat(2,38px);gap:4px;transform:rotate(-4deg);margin-bottom:26px}.group-portrait span{border-radius:13px;display:grid;place-items:center;font-size:12px;font-weight:600;background:#415f75;color:#fff}.group-portrait span:nth-child(2){background:#e1eadc;color:#607756}.group-portrait span:nth-child(3){background:#e7d9ce;color:#9a7759}.group-portrait span:nth-child(4){background:#fee552;color:#71612b}.room-welcome h1{font-size:22px;font-weight:550;letter-spacing:-.055em;color:#3c586d;margin:0 0 13px}.room-welcome p{font-size:12px;line-height:1.9;color:#708a9c;margin:0}.room-welcome small{font-size:9px;margin-top:23px;color:#839bad}
.room-tools{position:fixed;inset:0 0 0 auto;margin:0;width:min(400px,100vw);height:100dvh;max-height:100dvh;max-width:100vw;padding:0;border:0;border-left:1px solid #dce4e9;color:#293c48;background:#f7f9fa;box-shadow:-12px 0 40px #263d5120;font-family:inherit}.room-tools[open]{display:flex;flex-direction:column}.room-tools::backdrop{background:#233f5555}.tools-header{padding:22px 20px 16px;display:flex;align-items:center;justify-content:space-between;flex-shrink:0;background:#fff}.tools-header h2{font-size:16px;letter-spacing:-.04em;margin:0;font-weight:650}.tools-header button{background:none;border:0;width:32px;height:32px;color:#8193a0;font-size:26px;padding:0}.tools-tabs{display:flex;gap:2px;background:#fff;border-bottom:1px solid #e1e7ec;padding:0 12px;flex-shrink:0}.tools-tabs button{background:none;border:0;border-bottom:2px solid transparent;color:#94a2ad;padding:13px 10px;font-size:11px;white-space:nowrap;flex:1}.tools-tabs button.active{color:#4c626f;border-bottom-color:#d7b935;font-weight:650}.tools-content{flex:1;overflow-y:auto;overscroll-behavior:contain;padding:20px;min-height:0}.tool-panel h3{font-size:14px;font-weight:600;margin:0 0 14px}.tool-copy,.lab-hint{font-size:11px;line-height:1.9;color:#8595a0;margin:11px 0}.room-tools label{display:block;font-size:11px;margin:17px 0 8px;color:#6c808e}.room-tools textarea,.room-tools select{font:inherit;font-size:13px;line-height:1.8;width:100%;min-width:0;border:1px solid #dce4e9;border-radius:9px;background:#fff;padding:11px;color:#344b5c}.room-tools textarea{resize:vertical}.lab-primary,.lab-secondary{font:inherit;font-size:11px;line-height:1.6;border:0;border-radius:7px;padding:11px 13px;cursor:pointer}.lab-primary{background:#fee552;color:#655821}.lab-secondary{background:#e9eff3;color:#637b8c}.lab-primary:disabled,.lab-secondary:disabled{opacity:.45;cursor:default}.room-tools form>button,.room-tools .lab-card>button,.room-tools .tool-panel>button{width:100%;margin-top:12px}.room-tools .lab-card{border:0;padding:0;margin-bottom:21px}.section-title{display:flex;align-items:center;justify-content:space-between;gap:10px;flex-wrap:wrap}.section-title h2{font-size:14px;margin:0;font-weight:600}.section-title>span{font-size:9px;color:#8c9aa4}.picker-actions{display:flex;gap:7px;margin:16px 0}.picker-actions button{flex:1;font-size:10px}.pc-picker{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:7px}.pc-option{display:flex!important;align-items:center;gap:9px;border:1px solid #e0e6eb;border-radius:9px;padding:12px 9px;background:#fff;margin:0!important;cursor:pointer;min-width:0}.pc-option:has(input:checked){border-color:#dbc958;background:#fffbed}.pc-option input{accent-color:#c6aa30;margin:0;flex-shrink:0}.pc-option span{min-width:0}.pc-option strong{font-size:11px;display:block;overflow-wrap:anywhere;color:#526977}.pc-option small{font-size:9px;display:block;color:#94a3ad;line-height:1.4;margin-top:5px}.pc-online{color:#6c9b86!important}.pc-offline{color:#b09b8d!important}.memory-list{max-height:200px;overflow:auto}.memory-list p{font-size:11px;line-height:1.8;padding:10px;background:#eaf0f4;border-radius:7px;color:#708694;white-space:pre-wrap;overflow-wrap:anywhere}.room-tools hr{border:0;border-top:1px solid #e0e7ec;margin:22px 0}.room-tools #tools-error{margin:12px 16px 0;font-size:11px}.mobile-room-list{margin-top:16px}.mobile-room-list .room-list-item{border-bottom:1px solid #e5ebef}.mobile-room-list .room-list-copy>span{max-width:230px}
.image-results{display:flex;flex-direction:column;gap:16px;margin-top:15px}.image-result{border:0;border-radius:10px;overflow:hidden;background:#fff;margin:10px 0 0;max-width:360px;min-width:0}.image-result img{display:block;width:100%;height:auto;aspect-ratio:1;object-fit:contain}.image-result figcaption{padding:11px 13px;color:#81919c;font-size:10px;line-height:1.8;overflow-wrap:anywhere}.image-result a{display:inline-block;margin-top:5px;text-decoration:underline;color:#6c8597}.image-only-turn{padding-left:49px}.image-only-turn .image-result{max-width:330px}
@media(max-width:800px){.messenger-mode{grid-template-columns:220px minmax(0,1fr)}.messenger-mode .sidebar{padding-left:12px;padding-right:12px}.turn-body,.user-turn .turn-body{max-width:80%}.turn-time{font-size:8px}}
@media(max-width:620px){.room-nav{padding:8px 13px;gap:4px}.room-nav button{font-size:11px;padding:9px 10px}.room-nav button span{font-size:8px;margin-left:5px}.messenger-mode{display:block;height:100dvh;height:var(--messenger-height,100dvh)}.messenger-mode .chat-main{height:100%;min-height:0}.messenger-mode .sidebar{display:none}.messenger-mode .chat-header{height:70px;padding:0 17px}.messenger-mode .chat-header strong{font-size:16px}.messenger-mode .chat-header #connection-state{font-size:9px;margin-top:6px}.messenger-mode .header-actions{gap:3px}.messenger-mode .header-actions .text-button{font-size:9px;padding-left:3px}.messenger-mode .text-button span{display:none}.room-header-button{font-size:21px;width:28px}.room-topline{height:38px;padding:0 15px;gap:8px}.room-topline p{font-size:10px}.room-timeline{padding:19px 14px 24px}.meeting-turns{gap:18px}.ego-turn{gap:8px}.ego-avatar{width:34px;height:34px;border-radius:12px;font-size:11px}.host-turn .ego-avatar{font-size:14px}.turn-body,.user-turn .turn-body{max-width:calc(100% - 55px)}.turn-sender{margin-bottom:6px;gap:6px}.turn-sender strong{font-size:11px}.chat-bubble{font-size:13px;line-height:1.85;padding:10px 12px;border-radius:2px 10px 10px 10px}.bubble-row{gap:5px}.turn-time{font-size:7px;line-height:1.6}.sender-role{font-size:8px}.host-badge{font-size:7px}.turn-review{font-size:8px;margin-top:5px}.experimental-turn{margin-left:42px;max-width:calc(100% - 50px)}.learning-message{font-size:9px}.learning-message p{font-size:12px}.date-separator{font-size:9px;padding:5px 11px}.room-progress{padding:8px 14px 0;min-height:23px}.room-progress span{font-size:8px}.room-progress button{font-size:8px}.room-composer{padding:7px 12px 12px;gap:10px;min-height:64px}.room-composer textarea{font-size:16px;padding:6px 0}.room-composer>button:first-child{width:28px;height:32px;font-size:25px;margin-bottom:3px}.room-composer>button:last-child{font-size:11px;padding:10px 13px;margin-bottom:2px}.room-jump{font-size:10px;bottom:111px}.room-welcome{padding:35px 15px}.room-welcome h1{font-size:22px}.tools-header{padding-top:19px}.tools-content{padding:19px 17px}.room-tools textarea{font-size:16px}.tools-tabs{padding:0 8px}.tools-tabs button{padding:12px 7px;font-size:11px}.turn-body .image-result{max-width:100%}.image-only-turn{padding-left:42px}.image-only-turn .image-result{max-width:calc(100% - 42px)}}
@media(prefers-reduced-motion:reduce){*{scroll-behavior:auto!important}}
.bubble-row{max-width:100%}.room-tools{height:var(--messenger-height,100dvh)}

.turn-source{display:block;color:#526171;font-size:11px;margin-top:5px}.pc-screenshot{max-width:720px}.pc-screenshot img{width:100%;height:auto}#pc-activity-form{display:grid;gap:10px;margin-top:12px}