.brain-workspace{--brain-accent:#10b981;--brain-text:#e7efeb;--brain-muted:#8eaaa0;--brain-line:rgba(160,175,175,.18);padding:24px clamp(16px,2vw,32px) 32px;color:var(--brain-text);width:100%;max-width:1800px;margin:auto}.brain-workspace *{box-sizing:border-box}.brain-workspace button,.brain-workspace input,.brain-workspace textarea{font:inherit}.brain-workspace button{cursor:pointer}.brain-workspace button:disabled{opacity:.45;cursor:not-allowed}.brain-workspace :focus-visible{outline:2px solid #6ee7b7;outline-offset:3px}.brain-layout{display:grid;grid-template-columns:320px minmax(0,1fr);grid-gap:20px;gap:20px;align-items:start}.brain-chat{min-width:0;border:1px solid var(--brain-line);border-radius:18px;background:#121414;display:flex;flex-direction:column;min-height:650px;height:calc(100dvh - 190px)}.brain-chat-top{display:flex;align-items:center;justify-content:space-between;gap:16px;padding:16px 22px;border-bottom:1px solid var(--brain-line)}.brain-section-label{display:flex;align-items:center;gap:10px;font-size:13px;font-weight:650}.brain-section-label svg{color:#67d5a6}.brain-primary,.brain-secondary{display:inline-flex;align-items:center;justify-content:center;gap:8px;border-radius:10px;padding:10px 14px;font-size:12px!important;font-weight:600;text-decoration:none;border:1px solid var(--brain-line);color:#b4d8c8;background:#1d2020}.brain-secondary:hover{border-color:#3b9973;background:#282c2c}.brain-primary{background:#303939;border-color:#465353;color:#e7efeb}.brain-primary:hover{background:#3b4846}.brain-messages{flex:1 1;min-height:0;overflow:auto;padding:26px;scrollbar-width:thin;scrollbar-color:#465050 transparent}.brain-welcome{max-width:640px;margin:70px auto 35px;text-align:center}.brain-welcome-icon{display:grid;place-items:center;width:76px;height:76px;border-radius:22px;background:#232828;border:1px solid #3b4545;color:#6ee7b7;margin:0 auto 25px}.brain-welcome h1{font-size:30px;margin:0 0 16px;letter-spacing:-.03em}.brain-welcome p{font-size:13px;line-height:1.8;color:var(--brain-muted);max-width:430px;margin:0 auto}.brain-suggestions{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));grid-gap:10px;gap:10px;margin-top:30px}.brain-suggestions button{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:15px;text-align:left;border:1px solid var(--brain-line);border-radius:12px;padding:16px;background:#1b1e1e;color:#8ed5b3;font-size:12px}.brain-suggestions button span{order:2;width:100%;color:#d8e8df}.brain-suggestions button:hover{border-color:#3b9973;background:#252929}.brain-message{margin-bottom:24px}.brain-message.user{margin-left:auto;background:#242929;border:1px solid #384040;border-radius:15px 15px 3px 15px;padding:16px 20px;max-width:85%}.brain-message.assistant{padding:14px 0}.brain-message-author{font-size:10px;letter-spacing:.04em;color:#80c9a9;font-weight:650}.brain-message-text{font-size:14px;white-space:pre-wrap;overflow-wrap:anywhere;line-height:1.85;margin-top:8px}.brain-working{display:flex;gap:10px;align-items:center;font-size:13px;color:#7ed4ad}.brain-spin{animation:brainRotation 1s linear infinite}@keyframes brainRotation{to{transform:rotate(1turn)}}.brain-compose-area{padding:16px 22px;border-top:1px solid var(--brain-line);background:#121414;border-radius:0 0 18px 18px}.brain-composer{position:relative;border:1px solid #363e3e;border-radius:14px;padding:12px}.brain-composer textarea{background:transparent;color:var(--brain-text);border:0;resize:vertical;min-height:58px;max-height:170px;width:100%;padding:4px;font-size:14px;line-height:1.6}.brain-composer-toolbar{display:flex;align-items:center;gap:10px;margin-top:8px;min-width:0}.brain-composer-toolbar>small{font-size:10px;color:#62816f}.brain-composer-toolbar .brain-model-picker{margin-left:auto;min-width:0;max-width:75%}.brain-send{width:38px;height:36px;padding:0;flex-shrink:0}.brain-disclosure{font-size:10px;line-height:1.7;color:#819d8c;margin:9px 0 0;text-align:center}.brain-error-box{display:flex;align-items:flex-start;gap:9px;background:#301c18;color:#f2b8a7;border:1px solid #734b3b;border-radius:10px;padding:12px;margin-bottom:12px;font-size:12px;line-height:1.6}.brain-error-box svg{flex-shrink:0}.brain-error{font-size:11px;color:#eeb09d}.brain-model-trigger{display:flex;align-items:center;gap:8px;max-width:100%;border:0;background:transparent;color:#b6d6c6;padding:8px;border-radius:8px;font-size:12px!important}.brain-model-trigger:hover{background:#2a2e2e}.brain-model-trigger span{white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.brain-model-trigger svg{flex-shrink:0}.brain-model-popover{position:absolute;right:12px;bottom:60px;width:min(450px,calc(100% - 24px));background:#1c2020;border:1px solid #3b4444;border-radius:14px;box-shadow:0 16px 55px #0009;z-index:20;overflow:hidden}.brain-model-search{display:flex;align-items:center;gap:10px;padding:14px;border-bottom:1px solid var(--brain-line);color:#7ac5a1}.brain-model-search input{width:100%;min-width:0;border:0;background:transparent;color:#e7efeb;font-size:12px;padding:5px}.brain-model-options{max-height:min(320px,40dvh);overflow:auto;scrollbar-width:thin}.brain-model-options button{display:flex;align-items:center;justify-content:space-between;gap:10px;width:100%;padding:12px 15px;text-align:left;border:0;border-bottom:1px solid #2a2e2e;background:transparent;color:#c8ded2}.brain-model-options button:hover,.brain-model-options button[aria-pressed=true]{background:#2c3131}.brain-model-options button span{min-width:0}.brain-model-options strong{font-size:12px;font-weight:500;display:block;overflow-wrap:anywhere}.brain-model-options small{display:block;color:#7fa993;font-size:10px;overflow-wrap:anywhere;margin-top:4px}.brain-model-options svg{color:#6ee7b7;flex-shrink:0}.brain-model-options p{padding:16px;font-size:12px;color:#8eaaa0}.brain-model-popover>a{display:block;padding:12px 15px;color:#8bd2b0;font-size:11px;text-decoration:none;background:#232828}.brain-activity-sidebar{min-width:0;position:-webkit-sticky;position:sticky;top:20px}.brain-activity-sidebar .brain-activity{margin-top:0}.brain-activity-sidebar .brain-activity header{padding:18px;flex-wrap:wrap;gap:10px}.brain-activity-sidebar .brain-activity header>div{flex:1 1;min-width:120px}.brain-activity-sidebar .brain-activity-total{margin-left:auto}.brain-activity-sidebar .brain-activity ol{padding:0 18px;max-height:calc(100dvh - 480px);min-height:0}.brain-activity-sidebar .brain-activity footer{padding:14px 18px}@media(max-width:1100px){.brain-layout{grid-template-columns:280px minmax(0,1fr);gap:14px}.brain-suggestions{grid-template-columns:1fr}.brain-suggestions button{flex-wrap:nowrap;padding:12px}.brain-suggestions button span{order:0;width:auto;flex:1 1}.brain-welcome{margin-top:30px}}@media(max-width:800px){.brain-layout{grid-template-columns:1fr}.brain-chat{height:calc(100dvh - 170px);min-height:540px}.brain-activity-sidebar{position:static}.brain-activity-sidebar .brain-activity ol{max-height:350px}.brain-messages{padding:18px}.brain-chat-top,.brain-compose-area{padding:14px}.brain-composer-toolbar>small{display:none}.brain-composer-toolbar .brain-model-picker{max-width:calc(100% - 48px)}.brain-message.user{max-width:95%}.brain-welcome h1{font-size:26px}}@media(prefers-reduced-motion:reduce){.brain-spin{animation:none}}.brain-composer{display:flex;align-items:center;gap:12px;border-radius:34px;padding:12px 17px;background:#1a1d1d;min-height:68px}.brain-composer textarea{flex:1 1;min-width:60px;width:auto;min-height:30px;max-height:150px;resize:none;padding:4px 7px}.brain-composer-toolbar{margin:0;flex-shrink:0;gap:6px}.brain-composer-toolbar .brain-model-picker{max-width:230px;margin:0}.brain-model-trigger{color:#c6cecb}.brain-send,.brain-voice-button{width:38px;height:38px;border-radius:50%;display:grid;place-items:center;flex-shrink:0}.brain-voice-button{border:0;background:transparent;color:#c6cecb}.brain-voice-button:hover{background:#303636}.brain-voice-button.is-recording{color:#f5aaa4;background:#392a2a}.brain-voice-status{position:absolute;bottom:calc(100% + 9px);right:0;display:flex;align-items:center;gap:12px;padding:10px 14px;border:1px solid #3b4444;border-radius:14px;background:#232828;color:#d8e0dc;font-size:12px;box-shadow:0 6px 20px #0005}.brain-voice-status button{display:grid;place-items:center;background:transparent;border:0;color:inherit;padding:4px}.brain-model-popover{bottom:calc(100% + 10px)}@media(max-width:1100px){.brain-composer-toolbar .brain-model-picker{max-width:155px}}@media(max-width:600px){.brain-composer{flex-wrap:wrap;border-radius:25px;gap:4px}.brain-composer textarea{flex-basis:100%;min-height:38px}.brain-composer-toolbar{width:100%;justify-content:flex-end}.brain-composer-toolbar .brain-model-picker{max-width:calc(100% - 95px);margin-right:auto}.brain-voice-status{max-width:100%}}body:has(.brain-workspace)>.ambient-glow{display:none}body:has(.brain-workspace){background:#101212}.brain-activity-sidebar{max-height:calc(100dvh - 140px);overflow:auto;scrollbar-width:thin;scrollbar-color:#465050 transparent;display:grid;grid-gap:16px;gap:16px}.brain-conversations{background:#121414;border:1px solid var(--brain-line);border-radius:16px;padding:15px;min-width:0}.brain-conversations header{display:flex;align-items:center;justify-content:space-between;margin-bottom:13px}.brain-conversations h2{font-size:15px;margin:0}.brain-new-chat{display:grid;place-items:center;width:30px;height:30px;border-radius:8px;border:1px solid #394040;color:#c8d5d1;background:#252b2b}.brain-conversation-search{display:flex;align-items:center;gap:8px;background:#1d2121;border:1px solid #343c3c;border-radius:9px;padding:9px;color:#889b94}.brain-conversation-search input{min-width:0;width:100%;background:transparent;color:#dce5e1;border:0;font-size:12px;outline-offset:5px}.brain-conversations ul{list-style:none;padding:0;margin:12px 0 0;max-height:250px;overflow:auto;scrollbar-width:thin}.brain-conversations li{display:flex;align-items:center;border-radius:8px;margin:3px 0;padding:0 3px}.brain-conversations li:hover{background:#222727}.brain-conversations li.is-selected{background:#303636}.brain-conversation-select{display:flex;align-items:center;gap:8px;flex:1 1;min-width:0;color:#cdd7d3;background:transparent;border:0;padding:10px 6px;text-align:left;font-size:12px!important}.brain-conversation-select span{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.brain-conversation-select svg{flex-shrink:0;color:#94aaa0}.brain-conversation-delete{display:grid;place-items:center;border:0;background:transparent;color:#87958e;padding:7px;border-radius:6px;flex-shrink:0}.brain-conversation-delete:hover{color:#efa899;background:#3a2a27}.brain-conversations>p{color:#8eaaa0;font-size:11px;line-height:1.7}.brain-load-chats{width:100%;border:0;background:transparent;color:#a4c9b8;font-size:12px!important;padding:10px;margin-top:7px}.brain-chat-top>small{color:#879b91;font-size:11px;flex-shrink:0}.brain-chat-top .brain-section-label{min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;display:block}.brain-chat-top .brain-section-label svg{vertical-align:middle;margin-right:6px}@media(max-width:800px){.brain-activity-sidebar{max-height:none;overflow:visible;display:grid;grid-template-columns:1fr}.brain-conversations ul{max-height:150px}.brain-activity-sidebar .brain-activity ol{max-height:180px}.brain-chat-top>small{display:none}}.brain-composer:focus-within{border-color:#71827b;box-shadow:0 0 0 1px #71827b33}.brain-composer textarea:focus-visible{outline:none}