:root{color-scheme:dark;font:15px/1.5 system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;color:#ececec;background:#181818}*{box-sizing:border-box}[hidden]{display:none!important}body{margin:0}button,input,textarea,select{font:inherit}button{cursor:pointer;color:inherit;border:0;background:transparent;border-radius:8px}button:hover{background:#ffffff0b}button:focus-visible{outline:2px solid #999;outline-offset:2px}button:disabled{opacity:.4;cursor:wait}input,select{width:100%;border:1px solid #4b4b4b;background:#252525;color:#eee;border-radius:9px;padding:12px;margin:7px 0 18px}textarea{color:#eee;background:transparent;border:0;resize:none;outline:none;width:100%;min-height:64px;max-height:220px;padding:0;line-height:1.6}label{display:block;color:#c7c7c7;font-size:13px}#workspace{height:100dvh;display:grid;grid-template-columns:280px minmax(0,1fr)}aside{background:#1c232b;border-right:1px solid #343a40;display:flex;flex-direction:column;min-height:0;padding:10px 9px}.sidebar-brand{display:flex;align-items:center;justify-content:space-between;padding:4px 9px 16px;font-size:22px}.sidebar-brand span{font-size:15px;color:#999}.nav-action{display:flex;gap:12px;text-align:left;padding:10px;font-size:16px}.sidebar-label{font-size:10px;letter-spacing:1.7px;color:#87909b;margin:24px 12px 10px}#tree{overflow:auto;flex:1;min-height:0;padding-right:4px}.folder{margin:4px 0}.folder-heading{display:flex;align-items:center;border-radius:8px;gap:7px}.folder-heading.selected{background:#ffffff0d}.folder-toggle{flex:none;width:20px;font-size:12px;color:#a3a8af;padding:5px 0}.folder-name{flex:1;min-width:0;text-align:left;padding:8px 2px;display:flex;gap:8px;align-items:center}.folder-name span:last-child{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.folder-add{font-size:19px;color:#989fa8;padding:3px 5px;opacity:0}.folder-heading:hover .folder-add,.folder-heading:focus-within .folder-add{opacity:1}.folder-children{margin-left:15px;padding-left:5px;border-left:1px solid #303842}.chat-link{display:block;text-align:left;width:100%;padding:8px 9px;color:#bdc3ca;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;font-size:14px}.chat-link.active{background:#303840;color:#fff}.empty-folder{color:#777f88;font-size:12px;padding:6px 12px}.sidebar-footer{display:flex;gap:10px;align-items:center;padding:12px 5px 0;border-top:1px solid #333b44;font-size:12px;color:#bec4cb}.avatar{background:#84473f;color:#fff;width:26px;height:26px;border-radius:50%;display:grid;place-items:center}.sidebar-footer .icon{margin-left:auto}.icon{width:34px;min-height:34px;font-size:19px}main{display:flex;min-width:0;min-height:0;flex-direction:column}header{display:flex;align-items:center;gap:12px;min-height:54px;padding:8px 26px;font-weight:600;border-bottom:1px solid 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10px}.progress{font-size:13px;color:#aaa;border-left:2px solid #525252;padding-left:12px;white-space:pre-wrap;max-height:150px;overflow:auto}.activity{color:#8f8f8f;font-size:12px;margin-top:12px}.activity summary{cursor:pointer}.event{max-height:240px;overflow:auto;font:12px/1.7 monospace;white-space:pre-wrap;overflow-wrap:anywhere;background:#202020;border-radius:10px;padding:12px;margin-top:8px}.compose-wrap{padding:12px 28px max(12px,env(safe-area-inset-bottom));width:100%;max-width:950px;margin:auto}.composer{background:#303030;border:1px solid #393939;border-radius:24px;padding:16px 19px 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#454545;border-radius:18px;padding:25px;background:#242424;color:#eee}dialog::backdrop{background:#0009}dialog h2{font-size:20px;font-weight:500;margin:0}dialog .hint{font-size:12px;margin-top:-4px}.dialog-actions{display:flex;justify-content:flex-end;gap:12px;margin-top:25px}.dialog-actions button{padding:10px 16px}#scrim,.mobile-only{display:none}.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);border:0}@media(max-width:750px){#workspace{display:block}main{height:100dvh}aside{position:fixed;inset:0 auto 0 0;width:285px;z-index:20;transform:translateX(-100%);transition:transform .18s}.sidebar-open aside{transform:translateX(0)}.sidebar-open #scrim{display:block;position:fixed;inset:0;z-index:19;background:#0009;border-radius:0;width:100%;height:100%}.mobile-only{display:inline-block}header{padding:9px 13px;gap:8px}.folder-icon{display:none}#connection{font-size:10px}#chat{padding:25px 20px 5px}.compose-wrap{padding:8px 12px max(10px,env(safe-area-inset-bottom))}.composer{border-radius:22px;padding:13px 15px}.composer-bottom small{display:none}.user{max-width:95%}.folder-add{opacity:1}.welcome h1{font-size:24px}.answer{font-size:15px}}