.menu-backdrop{position:fixed;inset:0;z-index:90}.menu{position:absolute;top:calc(100% + 6px);z-index:91;min-width:184px;max-width:min(260px,calc(100vw - 24px));padding:6px;background:var(--chrome);border:1px solid var(--line);border-radius:12px;box-shadow:var(--pop-shadow);animation:menu-in .12s ease}.menu-end{right:0}.menu-start{left:0}@keyframes menu-in{0%{opacity:0;transform:translateY(-4px)}}.menu-item{display:flex;align-items:center;gap:10px;width:100%;min-height:38px;padding:0 10px;border:none;border-radius:8px;background:transparent;color:var(--ink);font-family:inherit;font-size:14px;text-align:left;transition:background .1s ease,color .1s ease}.menu-item:hover:not(:disabled),.menu-item:focus-visible{background:var(--chrome-2);outline:none}.menu-item:disabled{opacity:.45;cursor:default}.menu-item.danger{color:var(--danger)}.menu-item.danger:hover{background:var(--danger-soft)}.menu-item.selected{color:var(--accent)}.menu-item-lead{flex:0 0 auto;display:inline-flex;align-items:center;justify-content:center;width:18px;height:18px;color:var(--ink-soft)}.menu-item.danger .menu-item-lead{color:var(--danger)}.menu-item.selected .menu-item-lead{color:var(--accent)}.menu-item-label{flex:1;min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.menu-item-trail{flex:0 0 auto;display:inline-flex;align-items:center;color:var(--ink-soft);font-size:12px;font-variant-numeric:tabular-nums}.menu-label{padding:8px 10px 4px;font-size:11px;font-weight:700;text-transform:uppercase;letter-spacing:.5px;color:var(--ink-faint)}.menu-divider{height:1px;margin:6px 4px;background:var(--line)}.menu-dot{width:14px;height:14px;border-radius:50%;box-shadow:inset 0 0 0 1px #0000001f}.library{flex:1;min-width:0;height:100%;display:flex;background:var(--lib-bg);overflow:hidden}.lib-rail{flex:0 0 var(--rail-w);width:var(--rail-w);height:100%;display:flex;flex-direction:column;background:var(--lib-sidebar);border-right:1px solid var(--lib-line)}.lib-rail-head{padding:20px 20px 14px}.lib-wordmark{font-size:21px;font-weight:700;letter-spacing:-.02em;color:var(--lib-title-ink)}.lib-rail-nav{padding:4px 12px;display:flex;flex-direction:column;gap:2px}.lib-navrow{display:flex;align-items:center;gap:11px;width:100%;height:36px;padding:0 12px;border:none;border-radius:8px;background:transparent;color:var(--ink-soft);font-size:14.5px;font-weight:500;text-align:left;transition:background .12s ease,color .12s ease}.lib-navrow:hover{background:var(--lib-sel)}.lib-navrow.active{background:var(--lib-sel);color:var(--ink);font-weight:600}.lib-navrow-glyph{display:inline-flex;color:var(--accent)}.lib-navrow-label{flex:1;min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.lib-main{flex:1;min-width:0;display:flex;flex-direction:column;overflow:hidden}.lib-topbar{flex:0 0 auto;display:flex;align-items:center;gap:10px;padding:18px 22px 8px}.lib-back{display:inline-flex;align-items:center;justify-content:center;width:34px;height:34px;margin-left:-6px;border:none;border-radius:8px;background:transparent;color:var(--accent)}.lib-back:hover{background:var(--lib-sel)}.lib-title{margin:0;min-width:0;font-size:26px;font-weight:700;letter-spacing:-.3px;color:var(--lib-title-ink);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.lib-topbar.in-folder .lib-title{flex:1;text-align:center;font-size:17px;font-weight:600}.lib-actions{margin-left:auto;display:flex;align-items:center;gap:8px}.lib-topbar.in-folder .lib-actions{margin-left:0}.lib-search{display:flex;align-items:center;gap:7px;height:34px;padding:0 11px;border-radius:9px;background:var(--lib-sel);color:var(--ink-faint);transition:box-shadow .12s ease}.lib-search:focus-within{box-shadow:0 0 0 2px var(--accent);color:var(--ink-soft)}.lib-search-input{width:150px;max-width:28vw;border:none;outline:none;background:transparent;color:var(--ink);font-family:inherit;font-size:14px}.lib-search-input::placeholder{color:var(--ink-faint)}.lib-search-input::-webkit-search-decoration,.lib-search-input::-webkit-search-cancel-button{-webkit-appearance:none}.lib-newwrap{position:relative}.lib-new{display:inline-flex;align-items:center;gap:6px;height:34px;padding:0 14px 0 11px;border:none;border-radius:9px;background:var(--accent);color:#fff;font-size:14px;font-weight:600;transition:filter .12s ease,opacity .12s ease}.lib-new:hover:not(:disabled){filter:brightness(1.06)}.lib-new:disabled{opacity:.7;cursor:default}.lib-segment{display:inline-flex;padding:2px;gap:2px;background:var(--lib-sel);border-radius:9px}.lib-seg{display:inline-flex;align-items:center;justify-content:center;width:32px;height:30px;border:none;border-radius:7px;background:transparent;color:var(--ink-faint);transition:background .12s ease,color .12s ease,box-shadow .12s ease}.lib-seg:hover{color:var(--ink-soft)}.lib-seg.active{background:var(--chrome);color:var(--accent);box-shadow:var(--shadow-sm)}.lib-iconbtn{display:inline-flex;align-items:center;justify-content:center;width:34px;height:34px;border:none;border-radius:9px;background:transparent;color:var(--ink-soft);transition:background .12s ease,color .12s ease}.lib-iconbtn:hover{background:var(--lib-sel);color:var(--ink)}.lib-subbar{flex:0 0 auto;padding:0 24px 6px}.lib-sortwrap{position:relative;display:inline-block}.lib-sortchip{display:inline-flex;align-items:center;gap:6px;height:28px;padding:0 8px;border:none;border-radius:7px;background:transparent;color:var(--ink-soft);font-size:13.5px;font-weight:500}.lib-sortchip:hover{background:var(--lib-sel);color:var(--ink)}.lib-content{flex:1;min-height:0;overflow-y:auto;padding:8px 24px 40px}.lib-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(148px,1fr));gap:26px 20px;align-items:start}.lib-tile{position:relative}.lib-tile-open{display:flex;flex-direction:column;width:100%;padding:0;border:none;background:transparent;text-align:left;cursor:pointer}.lib-cover{position:relative;display:block;width:100%;aspect-ratio:.707;border-radius:5px;overflow:hidden;background:var(--paper);border:1px solid var(--cover-border);box-shadow:var(--cover-shadow);transition:transform .12s ease,box-shadow .12s ease}.lib-cover img{width:100%;height:100%;object-fit:cover;object-position:top center;display:block}.lib-cover-fallback{position:absolute;inset:0;display:flex;align-items:center;justify-content:center;color:var(--ink-faint)}.lib-cover-folder{border:none;background:transparent;box-shadow:none;overflow:visible}.lib-folder-svg{width:100%;height:100%;display:block;filter:drop-shadow(0 1px 2px rgba(20,24,40,.18))}.lib-tile-open:hover .lib-cover,.lib-tile-open:focus-visible .lib-cover{transform:translateY(-2px);box-shadow:var(--cover-shadow-hover)}.lib-tile-open:focus-visible{outline:none}.lib-tile-open:focus-visible .lib-cover{outline:2px solid var(--accent);outline-offset:2px}.lib-tile-text{display:flex;flex-direction:column;gap:1px;padding:9px 2px 0}.lib-tile-title{font-size:13px;font-weight:600;line-height:1.3;color:var(--ink);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}.lib-tile-sub{font-size:11.5px;color:var(--ink-soft)}.lib-star,.lib-more{position:absolute;z-index:2;display:inline-flex;align-items:center;justify-content:center;width:28px;height:28px;border:none;border-radius:8px;background:var(--chrome);box-shadow:var(--shadow-sm);opacity:0;transition:opacity .12s ease,color .12s ease,background .12s ease}.lib-tile .lib-star{top:6px;right:6px;color:var(--ink-soft)}.lib-tile .lib-menuwrap{position:absolute;top:6px;left:6px;z-index:2}.lib-tile .lib-more{position:static;color:var(--ink-soft)}.lib-tile:hover .lib-star,.lib-tile:hover .lib-more,.lib-tile:focus-within .lib-star,.lib-tile:focus-within .lib-more{opacity:1}.lib-star.on{opacity:1;color:#efa42c}.lib-star:hover{color:#efa42c}.lib-more:hover{color:var(--ink);background:var(--chrome-2)}@media (hover: none){.lib-star,.lib-more{opacity:1}}.lib-list{display:flex;flex-direction:column}.lib-row{position:relative;display:flex;align-items:center;gap:14px;height:54px;padding:0 8px;border-radius:9px}.lib-row+.lib-row{border-top:1px solid var(--lib-line)}.lib-row:hover{background:var(--lib-sel);border-top-color:transparent}.lib-row-open{flex:1;min-width:0;display:flex;align-items:center;gap:14px;height:100%;border:none;background:transparent;text-align:left;cursor:pointer}.lib-row-cover{flex:0 0 auto;width:36px;height:46px;border-radius:4px;overflow:hidden;background:var(--paper);border:1px solid var(--cover-border);position:relative}.lib-row-cover img{width:100%;height:100%;object-fit:cover;object-position:top center}.lib-row-folder{flex:0 0 auto;width:40px;height:46px;display:flex;align-items:center}.lib-row-folder .lib-folder-svg{height:38px}.lib-row-title{flex:1;min-width:0;font-size:14px;font-weight:600;color:var(--ink);overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.lib-row-meta{flex:0 0 auto;font-size:13px;color:var(--ink-soft)}.lib-row-type{width:92px}.lib-row .lib-star{position:static;opacity:0;background:transparent;box-shadow:none;color:var(--ink-faint)}.lib-row .lib-menuwrap{position:relative}.lib-row .lib-more{position:static;background:transparent;box-shadow:none;color:var(--ink-soft);opacity:0}.lib-row:hover .lib-star,.lib-row:hover .lib-more,.lib-row:focus-within .lib-star,.lib-row:focus-within .lib-more,.lib-row .lib-star.on{opacity:1}.lib-rename-input{width:100%;min-width:0;height:26px;padding:0 6px;border:1px solid var(--accent);border-radius:6px;background:var(--chrome);color:var(--ink);font-family:inherit;font-size:13px;outline:none}.lib-swatches{display:flex;gap:8px;flex-wrap:wrap}.lib-menu-swatches{padding:2px 8px 6px}.lib-swatch{width:22px;height:22px;border:none;border-radius:50%;padding:0;cursor:pointer;box-shadow:inset 0 0 0 1px #0000001f;transition:transform .1s ease}.lib-swatch:hover{transform:scale(1.12)}.lib-swatch.active{box-shadow:0 0 0 2px var(--chrome),0 0 0 4px var(--accent)}.lib-dot{width:14px;height:14px;border-radius:50%;box-shadow:inset 0 0 0 1px #0000001f}.lib-empty{max-width:380px;margin:clamp(40px,14vh,160px) auto 0;text-align:center;display:flex;flex-direction:column;align-items:center;gap:8px}.lib-empty-title{margin:0;font-size:21px;font-weight:600;color:var(--ink)}.lib-empty-sub{margin:0 0 8px;font-size:14px;line-height:1.5;color:var(--ink-soft)}.lib-empty-link{border:none;background:transparent;color:var(--accent);font-size:14px;font-weight:600}.lib-empty-link:hover{text-decoration:underline}.lib-newdoc{display:inline-flex;align-items:center;gap:8px;height:38px;padding:0 16px;border:none;border-radius:9px;background:var(--accent);color:#fff;font-size:14px;font-weight:600}.lib-newdoc:hover{filter:brightness(1.06)}.lib-dialog-overlay{position:fixed;inset:0;z-index:100;display:flex;align-items:center;justify-content:center;padding:20px;background:#141c306b;backdrop-filter:blur(2px)}.lib-dialog{width:min(360px,100%);padding:20px;display:flex;flex-direction:column;gap:14px;background:var(--chrome);border:1px solid var(--line);border-radius:16px;box-shadow:var(--pop-shadow)}.lib-dialog-title{margin:0;font-size:17px;font-weight:650;color:var(--ink)}.lib-dialog-input{height:40px;padding:0 12px;border:1px solid var(--line);border-radius:9px;background:var(--chrome);color:var(--ink);font-family:inherit;font-size:14px;outline:none}.lib-dialog-input:focus{border-color:var(--accent);box-shadow:0 0 0 3px var(--accent-soft)}.lib-dialog-actions{display:flex;justify-content:flex-end;gap:8px;margin-top:2px}.lib-btn{height:34px;padding:0 16px;border-radius:8px;border:1px solid transparent;font-size:14px;font-weight:600}.lib-btn.ghost{background:transparent;border-color:var(--line);color:var(--ink-soft)}.lib-btn.ghost:hover{background:var(--chrome-2);color:var(--ink)}.lib-btn.primary{background:var(--accent);color:#fff}.lib-btn.primary:hover{filter:brightness(1.06)}.lib-hamburger{display:none;flex-direction:column;justify-content:center;gap:4px;width:36px;height:36px;margin-left:-4px;border:none;border-radius:8px;background:transparent}.lib-hamburger span{display:block;width:18px;height:2px;margin:0 auto;border-radius:2px;background:var(--ink-soft)}.lib-hamburger:hover{background:var(--lib-sel)}.lib-rail-backdrop{display:none}@media (max-width: 760px){.lib-rail{position:fixed;top:0;left:0;bottom:0;z-index:60;transform:translate(-100%);transition:transform .2s ease;box-shadow:var(--shadow)}.library.rail-open .lib-rail{transform:translate(0)}.lib-rail-backdrop{display:block;position:fixed;inset:0;z-index:55;background:#141c3066}.lib-hamburger{display:flex}.lib-topbar{padding:14px 14px 8px}.lib-title{font-size:22px}.lib-content{padding:6px 14px 32px}.lib-subbar{padding:0 16px 6px}.lib-grid{grid-template-columns:repeat(auto-fill,minmax(132px,1fr));gap:20px 14px}.lib-search-input{width:90px}.lib-new-label{display:none}.lib-new{padding:0 11px}}@media (max-width: 460px){.lib-search{display:none}}.tabbar{display:flex;align-items:flex-end;gap:4px;height:var(--tabbar-h);flex:0 0 auto;padding:0 8px;background:var(--bar-2)}.tabbar-library{flex:0 0 auto;align-self:center;height:28px;min-width:28px;padding:0 8px;margin-right:2px;color:var(--bar-ink-dim)}.tabbar-library:hover{color:var(--bar-ink)}.tabbar-tabs{display:flex;align-items:flex-end;gap:3px;flex:1;min-width:0;height:100%;overflow-x:auto;overflow-y:hidden;scrollbar-width:none}.tabbar-tabs::-webkit-scrollbar{display:none}.tab-wrap{display:flex;align-items:center;flex:0 1 190px;min-width:92px;max-width:200px;height:calc(var(--tabbar-h) - 6px);align-self:flex-end;border-radius:9px 9px 0 0;background:transparent;color:var(--bar-ink-dim);transition:background .12s ease,color .12s ease}.tab-wrap:hover{background:var(--bar-hover);color:var(--bar-ink)}.tab-wrap.active{background:var(--bar);color:var(--bar-ink)}.tab{display:flex;align-items:center;gap:7px;flex:1;min-width:0;height:100%;padding:0 4px 0 11px;border:none;background:transparent;color:inherit;font-size:12.5px;text-align:left;user-select:none;cursor:default;border-radius:9px 9px 0 0}.tab:focus-visible{outline:2px solid var(--bar-ink);outline-offset:-2px}.tab-glyph{flex:0 0 auto;display:inline-flex;opacity:.85}.tab-name{flex:1;min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.tab-close{flex:0 0 auto;display:inline-flex;align-items:center;justify-content:center;width:18px;height:18px;margin-right:6px;padding:0;border:none;border-radius:5px;background:transparent;color:inherit;opacity:0;transition:opacity .12s ease,background .12s ease}.tab-wrap:hover .tab-close,.tab-wrap.active .tab-close,.tab-close:focus-visible{opacity:.75}.tab-close:hover{background:var(--bar-hover);opacity:1}.tab-close:focus-visible{outline:2px solid var(--bar-ink);outline-offset:1px}.tabbar-add{flex:0 0 auto;align-self:center;height:28px;min-width:28px;padding:0;color:var(--bar-ink-dim)}.tabbar-add:hover{color:var(--bar-ink)}@media (max-width: 760px){.tab-wrap{flex-basis:140px}}.tb-wrap{position:relative;flex:0 0 auto;z-index:30}.tb{display:grid;grid-template-columns:1fr auto 1fr;align-items:center;gap:8px;height:var(--bar-h);padding:0 10px;background:var(--bar);border-bottom:1px solid var(--bar-edge)}.tb-side{display:flex;align-items:center;gap:3px;min-width:0}.tb-left{justify-self:start}.tb-right{justify-self:end}.tb-center{justify-self:center;display:flex;align-items:center;gap:3px;min-width:0;overflow-x:auto;scrollbar-width:none}.tb-center::-webkit-scrollbar{display:none}.tb-divider{flex:0 0 auto;width:1px;height:22px;margin:0 5px;background:var(--bar-line)}.tb-zoomgroup{display:flex;align-items:center;gap:1px}.tb-zoom{flex:0 0 auto;min-width:46px;text-align:center;font-size:12px;font-variant-numeric:tabular-nums;color:var(--bar-ink);user-select:none}.tb-morewrap{position:relative}.tb-context{position:absolute;top:calc(100% + 10px);left:50%;transform:translate(-50%);z-index:25;display:flex;align-items:center;gap:6px;max-width:calc(100vw - 24px);padding:6px 9px;background:var(--chrome);border:1px solid var(--line);border-radius:13px;box-shadow:var(--pop-shadow);animation:tb-context-in .14s ease;overflow-x:auto;scrollbar-width:none}.tb-context::-webkit-scrollbar{display:none}@keyframes tb-context-in{0%{opacity:0;transform:translate(-50%,-4px)}to{opacity:1;transform:translate(-50%)}}.tb-group{display:flex;align-items:center;gap:4px}.tb-context-sep{width:1px;height:22px;margin:0 3px;background:var(--line)}.tb-swatch{flex:0 0 auto;width:26px;height:26px;padding:0;border:none;border-radius:50%;background:transparent;display:inline-flex;align-items:center;justify-content:center;transition:transform .1s ease}.tb-swatch:hover{transform:scale(1.12)}.tb-swatch:focus-visible{outline:2px solid var(--accent);outline-offset:2px}.tb-swatch-dot{width:19px;height:19px;border-radius:50%;box-shadow:inset 0 0 0 1px var(--line)}.tb-swatch.active{box-shadow:0 0 0 2px var(--chrome),0 0 0 4px var(--accent)}.tb-width{flex:0 0 auto;width:32px;height:32px;padding:0;border:none;border-radius:var(--radius-sm);background:transparent;color:var(--ink-soft);display:inline-flex;align-items:center;justify-content:center;transition:background .12s ease,color .12s ease}.tb-width:hover{background:var(--chrome-2);color:var(--ink)}.tb-width:focus-visible{outline:2px solid var(--accent);outline-offset:2px}.tb-width.active{background:var(--accent-soft);color:var(--accent)}.tb-width-dot{border-radius:50%;background:currentColor}@media (max-width: 760px){.tb{gap:4px;padding:0 6px}.tb-center .bar-btn.soon,.tb-zoom{display:none}}.ink-layer{position:absolute;top:0;left:0;touch-action:pan-y;z-index:2;image-rendering:auto}.pdf-stage{flex:1;min-height:0;background:var(--desk);display:flex;flex-direction:column;align-items:center;gap:22px;padding:30px 24px 72px}.pdf-page{position:relative;background:var(--paper);border-radius:2px;box-shadow:var(--shadow);outline:1px solid var(--cover-border);overflow:hidden;flex:0 0 auto}.pdf-page__canvas{display:block;position:relative;z-index:0}.pdf-page__text{position:absolute;inset:0;z-index:1;overflow:hidden;opacity:1;line-height:1;pointer-events:none;--scale-factor: 1;--total-scale-factor: 1;forced-color-adjust:none}.pdf-page__text span,.pdf-page__text br{color:transparent;position:absolute;white-space:pre;cursor:text;transform-origin:0 0}.pdf-page__text mark.pdf-hl{color:transparent;background:color-mix(in srgb,var(--accent) 26%,transparent);border-radius:2px;padding:0;margin:0}.pdf-page__ink{position:absolute;inset:0;z-index:2}.pdf-page__num{position:absolute;right:8px;bottom:8px;z-index:3;padding:2px 8px;border-radius:999px;font-size:11px;font-weight:600;color:var(--ink-soft);background:color-mix(in srgb,var(--chrome) 80%,transparent);backdrop-filter:blur(4px);pointer-events:none}.pdf-empty{flex:1;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:10px;color:var(--ink-faint);text-align:center;padding:40px;background:var(--desk)}.pdf-empty__icon{font-size:40px;line-height:1;opacity:.7}.pdf-empty__title{font-size:16px;font-weight:600;color:var(--ink-soft)}.pdf-empty__sub{font-size:13px;max-width:280px}.pdf-empty__btn{margin-top:6px;height:38px;padding:0 16px;border:none;border-radius:var(--radius-sm);background:var(--accent);color:#fff;font-size:14px;font-weight:600;box-shadow:var(--shadow-sm);transition:filter .12s ease}.pdf-empty__btn:hover{filter:brightness(1.06)}.pdf-loading{flex:1;display:flex;align-items:center;justify-content:center;color:var(--ink-faint);font-size:13px}.pdf-search{position:absolute;top:72px;right:18px;z-index:20;display:flex;align-items:center;gap:6px;padding:6px 8px;background:var(--chrome);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--pop-shadow)}.pdf-search__input{border:none;outline:none;background:transparent;color:var(--ink);font-family:inherit;font-size:14px;width:200px;padding:4px 6px}.pdf-search__input::placeholder{color:var(--ink-faint)}.pdf-search__count{font-size:12px;color:var(--ink-soft);min-width:64px;text-align:center;white-space:nowrap;font-variant-numeric:tabular-nums}.pdf-search__count.is-empty{color:var(--ink-faint)}.pdf-search__sep{width:1px;align-self:stretch;background:var(--line);margin:2px}.aipanel{width:var(--ai-w);height:100%;flex:0 0 var(--ai-w);display:flex;flex-direction:column;background:var(--chrome);border-left:1px solid var(--line);box-shadow:var(--shadow);animation:aipanel-in .18s ease;z-index:5}@keyframes aipanel-in{0%{transform:translate(12px);opacity:0}to{transform:translate(0);opacity:1}}.aipanel-header{display:flex;align-items:center;gap:8px;height:var(--toolbar-h);padding:0 10px 0 16px;border-bottom:1px solid var(--line);flex:0 0 auto}.aipanel-brand{display:inline-flex;align-items:center;gap:8px;color:var(--ink-soft)}.aipanel-title{font-size:15px;font-weight:600;color:var(--ink);margin:0;letter-spacing:.1px}.aipanel-actions{margin-left:auto;display:flex;align-items:center;gap:2px}.aipanel-budget{display:flex;align-items:center;gap:8px;padding:8px 16px;font-size:12px;color:var(--ink-soft);border-bottom:1px solid var(--line);flex:0 0 auto}.aipanel-dot{width:8px;height:8px;border-radius:50%;flex:0 0 auto}.aipanel-dot.green{background:var(--ok)}.aipanel-dot.yellow{background:var(--warn)}.aipanel-dot.red{background:var(--danger)}.aipanel-transcript{flex:1 1 auto;min-height:0;padding:16px;display:flex;flex-direction:column;gap:12px}.aipanel-empty{margin:auto;text-align:center;color:var(--ink-faint);font-size:13px;line-height:1.6;max-width:240px}.aipanel-bubble{max-width:86%;padding:10px 13px;border-radius:16px;font-size:14px;line-height:1.5;white-space:pre-wrap;word-break:break-word}.aipanel-bubble.user{align-self:flex-end;background:var(--accent-soft);color:var(--ink);border-bottom-right-radius:5px}.aipanel-bubble.assistant{align-self:flex-start;background:var(--chrome-2);color:var(--ink);border-bottom-left-radius:5px}.aipanel-bubble code{font-family:ui-monospace,SF Mono,Menlo,monospace;font-size:.88em;background:#7f7f7f29;padding:1px 5px;border-radius:5px}.aipanel-bubble strong{font-weight:650}.aipanel-cursor{display:inline-block;width:7px;height:1em;margin-left:1px;vertical-align:text-bottom;background:var(--ink-faint);border-radius:1px;animation:aipanel-blink 1s steps(2,start) infinite}@keyframes aipanel-blink{to{opacity:0}}.aipanel-composer{flex:0 0 auto;border-top:1px solid var(--line);padding:12px;background:var(--chrome)}.aipanel-keyhint{display:flex;align-items:center;justify-content:space-between;gap:8px;padding:10px 12px;margin-bottom:10px;font-size:12.5px;color:var(--ink-soft);background:var(--accent-soft);border-radius:var(--radius-sm)}.aipanel-inputwrap{display:flex;align-items:flex-end;gap:8px;border:1px solid var(--line);border-radius:var(--radius-sm);background:var(--chrome);padding:8px;transition:border-color .12s ease,box-shadow .12s ease}.aipanel-inputwrap:focus-within{border-color:var(--accent);box-shadow:0 0 0 3px var(--accent-soft)}.aipanel-textarea{flex:1;min-width:0;border:none;outline:none;resize:none;background:transparent;color:var(--ink);font-family:inherit;font-size:14px;line-height:1.45;max-height:160px;padding:4px}.aipanel-textarea::placeholder{color:var(--ink-faint)}.aipanel-send{flex:0 0 auto;height:38px;min-width:38px;padding:0 14px;border:none;border-radius:var(--radius-sm);background:var(--accent);color:#fff;font-size:14px;font-weight:600;transition:opacity .12s ease,filter .12s ease}.aipanel-send:hover:not(:disabled){filter:brightness(1.05)}.aipanel-send:disabled{opacity:.5;cursor:default}.aipanel-send.stop{background:var(--danger)}.aipanel-error{margin-top:10px;padding:10px 12px;font-size:12.5px;line-height:1.45;color:var(--danger);background:var(--danger-soft);border-radius:var(--radius-sm)}@media (max-width: 760px){.aipanel{position:fixed;inset:0;width:100vw;flex-basis:100vw}}.settings-overlay{position:fixed;inset:0;z-index:100;display:flex;align-items:center;justify-content:center;padding:20px;background:#141c306b;backdrop-filter:blur(2px);animation:settings-fade .14s ease}@keyframes settings-fade{0%{opacity:0}}.settings-sheet{width:min(440px,100%);max-height:min(86vh,680px);display:flex;flex-direction:column;background:var(--chrome);border:1px solid var(--line);border-radius:18px;box-shadow:var(--pop-shadow);overflow:hidden;animation:settings-rise .16s ease}@keyframes settings-rise{0%{transform:translateY(8px) scale(.99);opacity:0}}.settings-head{display:flex;align-items:center;justify-content:space-between;padding:16px 14px 16px 20px;border-bottom:1px solid var(--line);flex:0 0 auto}.settings-title{margin:0;font-size:17px;font-weight:650;letter-spacing:-.01em;color:var(--ink)}.settings-body{flex:1 1 auto;min-height:0;padding:6px 20px 20px;display:flex;flex-direction:column;gap:18px}.settings-section{display:flex;flex-direction:column;gap:12px;padding-top:14px}.settings-legend{margin:0;font-size:11px;font-weight:700;text-transform:uppercase;letter-spacing:.5px;color:var(--ink-faint)}.settings-note{margin:0;font-size:12.5px;line-height:1.5;color:var(--ink-soft)}.settings-grid{display:flex;gap:10px}.settings-grid>*{flex:1;min-width:0}.settings-field{display:flex;flex-direction:column;gap:6px}.settings-label{font-size:12px;font-weight:600;color:var(--ink-soft)}.settings-hint{font-size:11.5px;color:var(--ink-faint)}.settings-input,.settings-select{height:40px;width:100%;padding:0 12px;border:1px solid var(--line);border-radius:var(--radius-sm);background:var(--chrome);color:var(--ink);font-family:inherit;font-size:14px;outline:none;transition:border-color .12s ease,box-shadow .12s ease}.settings-input:focus,.settings-select:focus{border-color:var(--accent);box-shadow:0 0 0 3px var(--accent-soft)}.settings-toggle{display:flex;align-items:center;justify-content:space-between;gap:12px;height:44px;padding:0 14px;border:1px solid var(--line);border-radius:var(--radius-sm);background:var(--chrome);color:var(--ink);font-size:14px;transition:border-color .12s ease,background .12s ease}.settings-toggle:hover{background:var(--chrome-2)}.settings-toggle-label{font-weight:550}.settings-switch{position:relative;flex:0 0 auto;width:38px;height:22px;border-radius:999px;background:var(--line);transition:background .16s ease}.settings-switch:after{content:"";position:absolute;top:2px;left:2px;width:18px;height:18px;border-radius:50%;background:#fff;box-shadow:var(--shadow-sm);transition:transform .16s ease}.settings-toggle.on .settings-switch{background:var(--accent)}.settings-toggle.on .settings-switch:after{transform:translate(16px)}.settings-reset{align-self:flex-start;height:32px;padding:0 12px;border:1px solid var(--line);border-radius:var(--radius-sm);background:var(--chrome);color:var(--danger);font-size:13px;transition:background .12s ease}.settings-reset:hover{background:var(--danger-soft)}.settings-segment{display:inline-flex;align-self:flex-start;padding:3px;gap:2px;background:var(--chrome-2);border-radius:var(--radius-sm)}.settings-seg{height:32px;min-width:76px;padding:0 14px;border:none;border-radius:8px;background:transparent;color:var(--ink-soft);font-size:13px;font-weight:550;transition:background .12s ease,color .12s ease,box-shadow .12s ease}.settings-seg.active{background:var(--chrome);color:var(--ink);box-shadow:var(--shadow-sm)}@media (max-width: 480px){.settings-grid{flex-direction:column}}:root{--desk: #f5f5f7;--canvas: #f6f5ea;--grid: #dcdccf;--paper: #ffffff;--bar: #3f619d;--bar-2: #314b7b;--bar-edge: #2c4474;--bar-ink: #ffffff;--bar-ink-dim: #c3cee2;--bar-hover: rgba(255, 255, 255, .16);--bar-line: rgba(255, 255, 255, .22);--bar-active: #ffffff;--bar-active-ink: #314b7b;--chrome: #ffffff;--chrome-2: #f4f3ef;--ink: #1f2330;--ink-soft: #5b6072;--ink-faint: #9aa0b0;--line: #e6e3dc;--accent: #2f6df6;--accent-soft: #e7eefe;--danger: #e5484d;--danger-soft: #fde8e8;--ok: #2fa66a;--warn: #e9a23b;--shadow: 0 6px 24px rgba(34, 40, 60, .12), 0 1px 3px rgba(34, 40, 60, .08);--shadow-sm: 0 2px 8px rgba(34, 40, 60, .1);--pop-shadow: 0 8px 28px rgba(20, 30, 60, .22), 0 2px 6px rgba(20, 30, 60, .12);--radius: 14px;--radius-sm: 10px;--ai-w: 384px;--tabbar-h: 38px;--bar-h: 48px;--toolbar-h: 56px;--font: -apple-system, BlinkMacSystemFont, "SF Pro Text", "Segoe UI", Roboto, system-ui, sans-serif;--lib-bg: #ffffff;--lib-sidebar: #ffffff;--lib-line: #ececec;--lib-sel: #eef0f4;--rail-w: 248px;--lib-title-ink: #1d1d1f;--cover-border: #e3e3e6;--cover-shadow: 0 1px 3px rgba(20, 24, 40, .1);--cover-shadow-hover: 0 4px 14px rgba(20, 24, 40, .16);--folder-blue: #5b8fd6;--folder-slate: #7a8aa3;--folder-green: #4faf7c;--folder-purple: #9277d8;--folder-amber: #e0a73f;--folder-rose: #df7088}[data-theme=dark]{--desk: #0e0e10;--canvas: #17181c;--grid: #292b32;--paper: #ffffff;--bar: #2a3550;--bar-2: #202940;--bar-edge: #151b2b;--bar-ink: #e9eef7;--bar-ink-dim: #9aa6c2;--bar-hover: rgba(255, 255, 255, .1);--bar-line: rgba(255, 255, 255, .14);--bar-active: #e9eef7;--bar-active-ink: #202940;--chrome: #232429;--chrome-2: #2b2d33;--ink: #e9eaee;--ink-soft: #a9adbb;--ink-faint: #6d7280;--line: #34363d;--accent: #5b8cff;--accent-soft: #25304a;--danger: #ff6b6f;--danger-soft: #3a2526;--shadow: 0 6px 24px rgba(0, 0, 0, .45), 0 1px 3px rgba(0, 0, 0, .4);--shadow-sm: 0 2px 8px rgba(0, 0, 0, .4);--pop-shadow: 0 10px 30px rgba(0, 0, 0, .55), 0 2px 8px rgba(0, 0, 0, .45);--lib-bg: #1c1c1e;--lib-sidebar: #1c1c1e;--lib-line: #2e2e30;--lib-sel: #2c2c2e;--lib-title-ink: #f5f5f7;--cover-border: #38383a;--cover-shadow: 0 1px 3px rgba(0, 0, 0, .5);--cover-shadow-hover: 0 4px 14px rgba(0, 0, 0, .6);--folder-blue: #5e93da;--folder-slate: #828ea3;--folder-green: #4faf7c;--folder-purple: #9683d8;--folder-amber: #e0a73f;--folder-rose: #df7088}*{box-sizing:border-box}html,body,#root{height:100%;margin:0}body{font-family:var(--font);color:var(--ink);background:var(--chrome-2);-webkit-font-smoothing:antialiased;overscroll-behavior:none}button{font-family:inherit;cursor:pointer}.app{display:flex;flex-direction:column;height:100dvh;overflow:hidden;background:var(--bar-2)}.storage-warning{flex:none;padding:10px 16px;background:var(--danger-soft);color:var(--ink);border-bottom:1px solid var(--danger);font-size:13.5px;line-height:1.45;text-align:center}.storage-warning strong{color:var(--danger)}.workspace{flex:1;min-height:0;display:flex;overflow:hidden}.stage{position:relative;flex:1;min-width:0;display:flex;flex-direction:column;background:var(--desk)}.iconbtn{display:inline-flex;align-items:center;justify-content:center;gap:6px;height:38px;min-width:38px;padding:0 10px;border:none;border-radius:var(--radius-sm);background:transparent;color:var(--ink-soft);font-size:14px;transition:background .12s ease,color .12s ease}.iconbtn:hover{background:var(--chrome-2);color:var(--ink)}.iconbtn.active{background:var(--accent-soft);color:var(--accent)}.iconbtn.danger{color:var(--danger)}.iconbtn.danger:hover{background:var(--danger-soft)}.bar-btn{display:inline-flex;align-items:center;justify-content:center;gap:6px;height:34px;min-width:34px;padding:0 8px;border:none;border-radius:9px;background:transparent;color:var(--bar-ink);font-size:13.5px;transition:background .12s ease,color .12s ease,transform .06s ease}.bar-btn:hover{background:var(--bar-hover)}.bar-btn:active{transform:translateY(.5px)}.bar-btn.active{background:var(--bar-active);color:var(--bar-active-ink)}.bar-btn:disabled{opacity:.4;cursor:default}.bar-btn.soon{opacity:.6;cursor:default}.bar-btn.soon:hover{background:transparent}.bar-btn:focus-visible{outline:2px solid var(--bar-ink);outline-offset:1px}.scroll{overflow:auto;scrollbar-width:thin}@media (max-width: 760px){:root{--ai-w: 100vw}}