.hd-stage{--hd-canvas-width:1180;--hd-canvas-height:680;width:min(calc(100% - 48px), calc(var(--hd-canvas-width) * 1px));aspect-ratio:var(--hd-canvas-width) / var(--hd-canvas-height);margin:80px auto 0;position:relative}.hd{--hd-sidebar-width:240px;--hd-chat-width:420px;--hd-titlebar-height:40px;--hd-sidebar:#eff3f2;--hd-panel:#fff;--hd-line-composer:#1f23281a;--hd-line-soft:#1f23280d;--hd-line:#1f232812;--hd-line-strong:#1f232824;--hd-line-dark:#1f232821;--hd-ink:#1d1d1f;--hd-copy:#1d1d1f;--hd-muted:#6d7074;--hd-faint:#989b9f;--hd-selected:#181c2013;--hd-bubble:#f1f1f0;--hd-composer-input:#ffffff05;--hd-control:#fffffffa;--hd-control-soft:#1f23280f;--hd-send-bg:#27282a;--hd-send-ink:#fff;--hd-shimmer-dim:#6d707461;--hd-shimmer-bright:#393b3ef5;width:calc(var(--hd-canvas-width) * 1px);height:calc(var(--hd-canvas-height) * 1px);background:var(--hd-panel);color:var(--hd-ink);color-scheme:light;font-synthesis:none;letter-spacing:0;text-align:start;transform:scale(var(--hd-scale,1));transform-origin:0 0;border:1px solid #0003;border-radius:16px;font-family:-apple-system,BlinkMacSystemFont,SF Pro Text,Segoe UI,PingFang SC,Hiragino Sans GB,Microsoft YaHei,sans-serif;font-size:14px;line-height:1.5;position:absolute;inset:0 auto auto 0;overflow:hidden;box-shadow:0 2px 3px #14181c0a,0 28px 70px #14181c21}:root[data-theme=dark] .hd{--hd-sidebar:#1a1d1d;--hd-panel:#171819;--hd-line:#ffffff12;--hd-line-composer:#ffffff08;--hd-line-soft:#ffffff0d;--hd-line-strong:#ffffff24;--hd-line-dark:#ffffff12;--hd-ink:#f1f2f3;--hd-copy:#d8dadd;--hd-muted:#a3a6aa;--hd-faint:#797d82;--hd-selected:#ffffff16;--hd-bubble:#303235;--hd-composer-input:#ffffff08;--hd-control:#292b2e;--hd-control-soft:#ffffff13;--hd-send-bg:#e7e8ea;--hd-send-ink:#202224;--hd-shimmer-dim:#a3a6aa61;--hd-shimmer-bright:#f1f2f3f5;border-color:#ffffff1a;box-shadow:0 2px 3px #00000042,0 30px 78px #0000006b}.hd *,.hd :before,.hd :after{box-sizing:border-box}.hd p,.hd h2{margin:0}.hd [hidden]{display:none!important}.hd-icon{flex:none;width:14px;height:14px;display:block}.hd-topbar{height:var(--hd-titlebar-height);grid-template-columns:var(--hd-sidebar-width) minmax(0, 1fr) auto;background:linear-gradient(to right, var(--hd-sidebar) 0 var(--hd-sidebar-width), var(--hd-panel) var(--hd-sidebar-width));direction:ltr;align-items:center;padding-right:18px;display:grid}.hd-window-controls{align-items:center;gap:8px;height:100%;padding-left:15px;display:flex}.hd-window-controls>span{border-radius:50%;width:12px;height:12px}.hd-window-controls>span:first-child{background:#ff5f57}.hd-window-controls>span:nth-child(2){background:#febc2e}.hd-window-controls>span:nth-child(3){background:#28c840}.hd-window-controls em{color:var(--hd-muted);margin-left:5px;font-size:12px;font-style:normal}.hd-book-stats{white-space:nowrap;border-left:1px solid var(--hd-line-dark);align-items:center;gap:12px;min-width:0;height:100%;padding-left:16px;display:flex;overflow:hidden}.hd-book-stats strong{text-overflow:ellipsis;font-size:14px;font-weight:650;overflow:hidden}.hd-book-stats span{color:var(--hd-faint);text-overflow:ellipsis;font-size:11px;overflow:hidden}.hd-theme-icon{width:14px;height:14px}:root[data-theme=dark] .hd-theme-icon{filter:invert()}.hd-main{height:calc(100% - var(--hd-titlebar-height));grid-template-columns:var(--hd-sidebar-width) var(--hd-chat-width) minmax(0, 1fr);direction:ltr;min-height:0;display:grid;overflow:hidden}.hd-sidebar,.hd-chat,.hd-editor{min-width:0;min-height:0}.hd-sidebar{background:var(--hd-sidebar);flex-direction:column;padding:0 6px 10px;font-size:13px;display:flex;overflow:hidden}.hd-sidebar-book{min-height:32px;color:var(--hd-copy);white-space:nowrap;border-radius:8px;align-items:center;gap:7px;padding:5px;font-size:13px;display:flex;overflow:hidden}.hd-sidebar-book span,.hd-tree-row span{text-overflow:ellipsis;overflow:hidden}.hd-sidebar-book .hd-icon{width:14px;height:14px}.hd-tree{scrollbar-width:none;flex:1;position:relative;overflow:hidden auto}.hd-tree::-webkit-scrollbar{display:none}.hd-tree-row{min-width:0;min-height:25px;color:var(--hd-copy);white-space:nowrap;border-radius:6px;align-items:center;font-size:13px;display:flex;overflow:hidden}.hd-tree-parent{width:100%;min-height:25px;color:color-mix(in srgb, var(--hd-copy) 85%, transparent 15%);font:inherit;text-align:start;background:0 0;border:0;gap:8px;padding:5px}.hd-tree-parent .hd-chevron{width:13px;height:13px;transition:transform .14s}.hd-archive-toggle{background:0 0}.hd-archive-toggle:hover{background:var(--hd-selected)}.hd-archive-toggle.is-expanded .hd-chevron,.hd-volume-row .hd-chevron{transform:rotate(90deg)}.hd-tree-child{padding:5px 4px 5px 48px;position:relative}.hd-tree-child:before{background:var(--hd-line-soft);content:"";width:1px;position:absolute;top:-1px;bottom:-1px;left:32px}.hd-tree-child.is-current{background:var(--hd-selected);color:var(--hd-ink);font-weight:600}.hd-sidebar-footer{color:var(--hd-copy);padding:9px 5px 0;font-size:13px;display:grid}.hd-sidebar-footer div{align-items:center;gap:7px;min-height:28px;display:flex}.hd-sidebar-footer .hd-icon{width:14px;height:14px}.hd-chat{border-left:1px solid var(--hd-line-dark);border-right:1px solid var(--hd-line);border-top:1px solid var(--hd-line);background:var(--hd-panel);flex-direction:column;display:flex;overflow:hidden}.hd-chat-scroll{scroll-behavior:smooth;flex-direction:column;flex:1;gap:30px;min-height:0;padding:16px;display:flex;overflow:hidden}.hd-turn{flex-direction:column;gap:20px;font-size:13px;line-height:1.75;display:flex}.hd-user-bubble{background:var(--hd-bubble);max-width:85%;color:var(--hd-copy);border-radius:20px 0 20px 20px;align-self:flex-end;padding:8px 14px;font-size:13px;line-height:1.75}.hd-assistant-turn{flex-direction:column;gap:10px;padding-bottom:10px;display:flex}.hd-assistant-turn.is-run-complete>:not([data-current-worked]):not([data-current-result]){display:none}.hd-worked{border-bottom:1px solid var(--hd-line-soft);color:var(--hd-muted);align-items:center;gap:4px;padding-bottom:5px;display:flex}.hd-worked .hd-icon{width:14px;height:14px;color:var(--hd-faint)}.hd-assistant-copy,.hd-plan{color:var(--hd-copy)}.hd-plan strong{color:var(--hd-ink);margin-bottom:7px;font-size:14px;font-weight:650;display:block}.hd-plan p{margin-bottom:7px}.hd-plan ol,.hd-workflow-result ol{gap:6px;margin:9px 0 0;padding-inline-start:20px;list-style:outside;display:grid}.hd-phase-complete{color:var(--hd-muted);padding-inline-start:14px;position:relative}.hd-phase-complete:before{inset-inline-start:0;background:var(--hd-faint);content:"";border-radius:50%;width:5px;height:5px;position:absolute;top:.58em}.hd-workflow-result{color:var(--hd-copy)}.hd-workflow-result strong{color:var(--hd-ink);margin-bottom:7px;font-size:14px;font-weight:650;display:block}.hd-workflow-result p+p{margin-top:8px}.hd-completion-title{color:var(--hd-ink);font-weight:600}.hd-completion-result section{margin-top:10px}.hd-completion-result section strong{color:var(--hd-ink);margin-bottom:5px;font-weight:650;display:block}.hd-completion-result ul{gap:3px;margin:0;padding-inline-start:14px;list-style:outside;display:grid}.hd-completion-result li::marker{color:var(--hd-faint);font-size:.8em}.hd-result-excerpt{color:var(--hd-faint);-webkit-line-clamp:4;-webkit-box-orient:vertical;display:-webkit-box;overflow:hidden}@keyframes hdTextShimmer{0%{background-position:100%}to{background-position:-100%}}.hd-live-status{color:var(--hd-faint)}.hd-live-status.is-streaming{background-image:linear-gradient(110deg, var(--hd-shimmer-dim) 0%, var(--hd-shimmer-dim) 40%, var(--hd-shimmer-bright) 50%, var(--hd-shimmer-dim) 60%, var(--hd-shimmer-dim) 100%);color:#0000;-webkit-text-fill-color:transparent;background-position:100%;background-size:200%;background-clip:text;animation:2.5s linear infinite hdTextShimmer}.hd-composer-wrap{padding:0 12px 12px}.hd-composer{border:1px solid var(--hd-line-composer);background:var(--hd-composer-input);border-radius:20px;padding:10px;box-shadow:0 8px 24px #14181c0f}.hd-composer-text{min-height:48px;color:var(--hd-ink);padding:0 4px;font-size:13px;line-height:1.75;display:block}.hd-composer-text.is-idle{color:var(--hd-faint)}.hd-composer-footer{align-items:center;gap:12px;min-height:28px;display:flex}.hd-model-select{color:var(--hd-muted);text-overflow:ellipsis;white-space:nowrap;align-items:center;gap:5px;min-width:0;margin-left:auto;font-size:12px;display:inline-flex;overflow:hidden}.hd-model-select .hd-icon{width:12px;height:12px}.hd-send{background:var(--hd-send-bg);width:28px;height:28px;color:var(--hd-send-ink);border-radius:50%;justify-content:center;align-items:center;display:inline-flex}.hd-send .hd-icon{width:16px;height:16px}.hd-send .hd-stop-icon{width:12px;height:12px}.hd-editor{background:var(--hd-panel);border-top:1px solid var(--hd-line);flex-direction:column;display:flex;overflow:hidden}.hd-editor-tabs{align-items:center;gap:1px;min-height:40px;padding:0 10px;display:flex}.hd-editor-tab{min-width:0;max-width:210px;height:28px;color:var(--hd-muted);white-space:nowrap;border-radius:8px;align-items:center;gap:6px;padding:0 10px;font-size:13px;display:inline-flex;overflow:hidden}.hd-editor-tab>span{text-overflow:ellipsis;overflow:hidden}.hd-editor-tab .hd-icon{width:12px;height:12px;color:var(--hd-faint)}.hd-editor-tab.is-active{background:var(--hd-control-soft);color:var(--hd-ink);font-weight:500}.hd-editor-toolbar{border-bottom:1px solid var(--hd-line-soft);min-height:32px;color:var(--hd-muted);align-items:center;gap:12px;padding:0 10px;font-size:10px;display:flex}.hd-editor-mode{white-space:nowrap}.hd-editor-mode.is-active{background:var(--hd-control-soft);border-radius:7px;padding:2px 7px}.hd-editor-tools{align-items:center;gap:12px;min-width:0;margin-left:auto;display:flex}.hd-search{width:14px;height:14px}.hd-editor-selector{border:1px solid var(--hd-line);height:22px;color:var(--hd-muted);white-space:nowrap;border-radius:8px;align-items:center;gap:4px;padding:0 4px 0 6px;display:inline-flex;overflow:hidden}.hd-editor-selector>span{text-overflow:ellipsis;overflow:hidden}.hd-editor-selector .hd-icon{width:12px;height:12px}.hd-editor-body{scrollbar-width:none;flex:1;min-height:0;padding:16px;overflow:hidden auto}.hd-editor-body::-webkit-scrollbar{display:none}.hd-editor-body h2{color:var(--hd-ink);margin-bottom:12px;font-size:20px;font-weight:650;line-height:1.35}.hd-editor-body p{min-height:1.92em;color:var(--hd-copy);margin-bottom:12px;line-height:1.92}.hd-editor-meta{border-top:1px solid var(--hd-line-soft);min-height:32px;color:var(--hd-faint);white-space:nowrap;justify-content:flex-end;align-items:center;gap:12px;padding:0 25px 0 14px;font-size:11px;display:flex;overflow:hidden}.hd-editor-meta b{font-weight:400}.hd-export{width:14px;height:14px}.hd[data-direction=rtl] .hd-book-stats,.hd[data-direction=rtl] .hd-sidebar,.hd[data-direction=rtl] .hd-chat,.hd[data-direction=rtl] .hd-editor{text-align:right;direction:rtl}.hd[data-direction=rtl] .hd-book-stats{padding-left:0;padding-right:20px}.hd[data-direction=rtl] .hd-archive-toggle:not(.is-expanded) .hd-chevron{transform:scaleX(-1)}.hd[data-direction=rtl] .hd-tree-child{padding:4px 52px 4px 8px}.hd[data-direction=rtl] .hd-tree-child:before{left:auto;right:35px}@media (width<=760px){.hd-stage{width:calc(100% - 24px)}}@media (prefers-reduced-motion:reduce){.hd-chat-scroll{scroll-behavior:auto}.hd-live-status.is-streaming{animation:none}}