.wb{--wb-panel: #fffef9;--wb-hover: #e3eadb;--wb-shadow: 0 8px 28px #2631260d;display:grid;grid-template-columns:var(--sidebar-width, 268px) minmax(0,1fr);height:calc(100dvh - 24px);overflow:hidden;background:var(--surface);font-size:14px;position:relative}.wb[data-collapsed=true]{grid-template-columns:56px minmax(0,1fr)}.wb button:disabled{cursor:not-allowed;opacity:.45}.wb button{font-weight:400}.wb svg{flex:none;stroke-width:1.65}.wb input,.wb textarea{color:var(--ink)}.wb-icon{display:inline-flex;align-items:center;justify-content:center;flex:none;width:32px;height:32px;border:0;background:transparent;color:var(--muted);border-radius:8px;cursor:pointer}.wb-icon:hover,.wb-menu-trigger:hover{background:var(--wb-hover);color:var(--ink)}.wb-icon.active{color:var(--primary);background:var(--nav-active)}.wb-sidebar{min-width:0;background:var(--nav);display:flex;flex-direction:column;padding:12px 10px 10px;border-right:1px solid var(--line);overflow:hidden}.wb-brand{height:40px;display:flex;align-items:center;gap:10px;padding:0 6px;margin-bottom:16px;white-space:nowrap}.wb-brand strong{font-size:16px;font-weight:600;letter-spacing:.05em;flex:1}.wb-mark{display:grid;place-items:center;width:28px;height:28px;background:var(--primary);color:#fff;border-radius:8px;font-family:serif;font-size:18px}.wb-side-action{height:38px;width:100%;display:flex;align-items:center;gap:10px;padding:0 12px;border:0;border-radius:8px;background:transparent;text-align:left;color:var(--ink);font-size:13px}.wb-side-action:hover{background:var(--wb-hover)}.wb-side-action.emphasis{background:#ffffff80;margin-bottom:4px}.wb-side-action kbd{margin-left:auto;font-size:10px;color:var(--muted);font-family:inherit}.wb-side-action.active{background:var(--nav-active)}.wb-nav-scroll{flex:1;min-height:0;overflow:auto;padding:18px 0}.wb-nav-heading{display:flex;align-items:center;justify-content:space-between;font-size:11px;color:var(--muted);padding:0 8px 6px}.wb-nav-heading .wb-icon{width:24px;height:24px}.wb-workspace{margin-bottom:8px}.wb-workspace-row,.wb-session-row{display:flex;align-items:center;gap:6px;border-radius:7px;padding:0 6px;min-height:34px;color:var(--ink);position:relative}.wb-workspace-row:hover,.wb-session-row:hover{background:var(--wb-hover)}.wb-session-row.selected{background:var(--nav-active)}.wb-row-main{flex:1;min-width:0;display:flex;align-items:center;gap:7px;text-align:left;border:0;background:transparent;color:inherit;padding:7px 0;font-size:13px;line-height:20px}.wb-row-main span{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.wb-row-main svg{color:var(--muted)}.wb-workspace-row .wb-row-main{font-weight:550}.wb-row-action{opacity:0}.wb-workspace-row:hover .wb-row-action,.wb-session-row:hover .wb-row-action,.wb-row-action:focus-within{opacity:1}.wb-session-row{padding-left:24px;gap:0}.wb-session-row .wb-row-main{font-size:12px}.wb-session-row .wb-icon{width:26px;height:26px}.wb-status-dot{width:6px;height:6px;border-radius:50%;background:#adc09f;flex:none;margin-right:7px}.wb-status-dot.busy{background:var(--primary);animation:blink 1.2s infinite}.wb-more{font-size:11px;color:var(--muted);padding:7px 0 7px 47px;background:none;border:none}.wb-nav-empty{font-size:12px;color:var(--muted);line-height:1.8;padding:12px}.wb-sidebar-footer{padding-top:8px;border-top:1px solid #ced9c780}.wb-account{display:flex;align-items:center;gap:9px;padding:9px 6px}.wb-avatar{width:28px;height:28px;border-radius:50%;display:grid;place-items:center;background:#d3dfc9;color:var(--primary);font-size:12px;font-weight:600}.wb-account-label{flex:1;font-size:12px;min-width:0}.wb-account-label small{display:block;color:var(--muted);font-size:10px;margin-top:3px}.wb-rail{align-items:center;padding:14px 6px;gap:14px}.wb-rail .wb-mark{margin-bottom:9px}.wb-rail-bottom{margin-top:auto}.wb-splitter{position:absolute;top:0;bottom:0;left:calc(var(--sidebar-width, 268px) - 3px);width:6px;z-index:8;cursor:col-resize;border:0;background:transparent}.wb-splitter:hover{background:#52734d25}.wb-main{min-width:0;min-height:0;display:flex;flex-direction:column;position:relative;overflow:hidden}.wb-topbar{height:56px;min-height:56px;display:flex;align-items:center;gap:12px;padding:0 22px;border-bottom:1px solid transparent}.wb-breadcrumb{min-width:0;flex:1;display:flex;align-items:center;gap:9px;font-size:12px;color:var(--muted)}.wb-breadcrumb span,.wb-breadcrumb strong{min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;font-weight:400}.wb-breadcrumb strong{color:var(--ink)}.wb-top-actions{display:flex;align-items:center;gap:5px}.wb-pill{display:inline-flex;align-items:center;gap:5px;border:1px solid var(--line);border-radius:7px;background:transparent;color:var(--muted);padding:5px 8px;font-size:11px}.wb-content{flex:1;min-height:0;display:flex;overflow:hidden}.wb-conversation{flex:1;min-width:0;display:flex;flex-direction:column;position:relative}.wb-conversation.empty{justify-content:center;padding-bottom:9vh}.wb-hero{text-align:center;margin:0 auto 24px;padding:20px 24px 0;width:100%;max-width:760px}.wb-hero-mark{display:inline-flex;align-items:center;justify-content:center;color:var(--primary);margin-bottom:18px}.wb-hero h1{font-size:27px;line-height:1.5;font-weight:500;letter-spacing:.035em;margin:0 0 10px}.wb-hero p{font-size:13px;line-height:1.8;color:var(--muted);margin:0}.wb-hero-sub{display:flex;justify-content:center;gap:8px;margin-top:22px}.wb-transcript{min-height:0;flex:1;overflow-y:auto;scrollbar-gutter:stable;padding:24px max(24px,calc((100% - 760px)/2));overscroll-behavior:contain}.wb-turn{margin:0 0 30px}.wb-message-user{display:flex;justify-content:flex-end;white-space:pre-wrap;overflow-wrap:anywhere}.wb-message-user>div{background:#eaf0e4;border-radius:18px;padding:12px 18px;max-width:88%;font-size:14px;line-height:1.85}.wb-message-assistant{font-size:14px;line-height:1.85}.wb-assistant-label{display:flex;align-items:center;gap:7px;color:var(--primary);font-size:12px;font-weight:600;margin-bottom:13px}.wb-message-assistant .markdown-body h1{font-size:23px}.wb-message-assistant .markdown-body h2{font-size:19px}.wb-message-assistant .markdown-body h3{font-size:16px}.wb-message-assistant .markdown-body>div{overflow:auto}.wb-reasoning{margin-bottom:14px;font-size:12px;color:var(--muted)}.wb-reasoning summary{cursor:pointer;display:flex;align-items:center;gap:7px;list-style:none}.wb-reasoning[open] summary{margin-bottom:8px}.wb-reasoning-body{padding:8px 14px;border-left:2px solid var(--primary-line);white-space:pre-wrap;max-height:280px;overflow:auto;line-height:1.8}.wb-message-actions{display:flex;gap:3px;margin-top:9px;color:var(--muted)}.wb-message-actions .wb-icon{width:28px;height:28px}.wb-message-actions time{font-size:10px;align-self:center;margin-left:8px}.wb-message-user+.wb-message-actions{justify-content:flex-end}.wb-stream-pulse{display:inline-block;width:7px;height:7px;border-radius:50%;background:var(--primary);animation:blink 1s infinite}.wb-composer-area{width:100%;max-width:808px;margin:0 auto;padding:0 24px 10px;flex-shrink:0}.wb-composer-card{display:flex;flex-direction:column;gap:12px;width:100%;padding:12px;border:1px solid #d6ddcf;border-radius:18px;background:#fffefc;box-shadow:0 3px 16px #26312608;position:relative}.wb-composer-card:focus-within{border-color:#a8bc9c;box-shadow:0 3px 18px #2631260d}.wb-composer-card.drag{outline:2px dashed var(--primary)}.wb-composer-card 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8px;border-radius:7px;white-space:nowrap}.wb-tool-chip.active{background:var(--primary-soft);color:var(--primary)}.wb-tool-chip:hover{background:var(--wb-hover)}.wb-workflow-menu{position:relative}.wb-workflow-menu .wb-menu-popup{bottom:calc(100% + 12px);top:auto;left:0;right:auto;min-width:260px}.wb-workflow-menu .wb-menu-popup button{padding:10px}.wb-workflow-menu .wb-menu-trigger{font-size:11px;gap:5px;padding:6px 8px}.wb-workspace-chip{display:flex;align-items:center;gap:6px;border:0;background:none;color:var(--muted);font-size:12px;padding:5px 0;margin-bottom:8px;max-width:100%}.wb-workspace-chip span{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.wb-attachment-row{display:flex;flex-wrap:wrap;gap:6px}.wb-attachment{display:flex;align-items:center;gap:5px;padding:5px 7px;border:1px solid var(--line);border-radius:7px;font-size:11px;background:var(--soft)}.wb-attachment span{max-width:160px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.wb-attachment 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