:root{--bk-editor-rows:3;--bk-ink:var(--ink,#1f2430);--bk-ink-soft:var(--ink-soft,#5b6472);--bk-paper:var(--paper,#fff);--bk-accent:var(--accent,#216e58);--bk-accent-rgb:var(--accent-rgb,33 110 88);--bk-danger:var(--danger,#c0392b);--bk-surface:var(--surface-subtle,#f4f5f7);--bk-surface-elevated:var(--surface-elevated,#fff);--bk-surface-selected:var(--surface-selected,#e9eef5);--bk-surface-input:var(--surface-input,#fbfbf9);--bk-line:var(--line,#d8dde4);--bk-line-strong:var(--line-strong,#b8c0cb);--bk-space-scale:var(--space-scale,1);--bk-transition-duration:var(--transition-duration,.15s);--bk-radius:var(--control-radius,10px);--bk-surface-radius:var(--surface-radius,14px);--bk-font-mono:var(--font-geist-mono,ui-monospace, SFMono-Regular, Menlo, monospace);--bk-formula-ink:var(--formula-ink,currentColor);--bk-diagram-line:var(--diagram-line,#66768c);--bk-diagram-ink:var(--diagram-ink,var(--bk-ink));--bk-diagram-accent:var(--diagram-accent,var(--bk-accent));--bk-diagram-soft:var(--diagram-soft,#e7ecf3);--bk-hl-yellow:#f7dfa0;--bk-hl-green:#bce5c8;--bk-hl-blue:#c4e1f7;--bk-hl-purple:#e1cef5;--bk-hl-pink:#f5d0e1}html[data-theme=dark]{--bk-hl-yellow:#6b5322;--bk-hl-green:#285d40;--bk-hl-blue:#294f77;--bk-hl-purple:#594174;--bk-hl-pink:#753d56}::highlight(bk-hl-yellow){background-color:color-mix(in srgb, var(--bk-hl-yellow,#f7dfa0) 70%, transparent)}::highlight(bk-hl-green){background-color:color-mix(in srgb, var(--bk-hl-green,#bce5c8) 70%, transparent)}::highlight(bk-hl-blue){background-color:color-mix(in srgb, var(--bk-hl-blue,#c4e1f7) 70%, transparent)}::highlight(bk-hl-purple){background-color:color-mix(in srgb, var(--bk-hl-purple,#e1cef5) 70%, transparent)}::highlight(bk-hl-pink){background-color:color-mix(in srgb, var(--bk-hl-pink,#f5d0e1) 70%, transparent)}.bk-burst>span{pointer-events:none;box-sizing:border-box;opacity:0;position:fixed}.bk-burst>.bk-burst-glow{z-index:119;box-shadow:0 0 0 1px var(--bk-burst-color), 0 0 14px 3px var(--bk-burst-color);border-radius:4px}.bk-burst>.bk-burst-ring{z-index:121;border:2px solid var(--bk-burst-color);border-radius:11px}.bk-burst>.bk-burst-spark{z-index:121;background:var(--bk-burst-color);width:7px;height:7px;box-shadow:0 0 6px var(--bk-burst-color);border-radius:50%;margin:-3.5px 0 0 -3.5px}.bk-burst>.bk-burst-spark.is-small{width:5px;height:5px;margin:-2.5px 0 0 -2.5px}.bk-note-composer{background:var(--bk-surface-elevated,#fff);border:1px solid var(--bk-line,#d8dde4);border-radius:var(--bk-surface-radius,14px);padding:14px 16px;container-type:inline-size}.bk-note-composer-title{color:var(--bk-ink,#1f2430);margin:0 0 8px;font-size:.95rem}.bk-note-composer-quote{max-height:92px;color:var(--bk-ink-soft,#5b6472);border-left:2px solid var(--bk-accent,#216e58);margin:8px 0 12px;padding-left:10px;font-size:.85rem;line-height:1.6;overflow:auto}.bk-note-composer-actions{justify-content:flex-end;gap:8px;margin-top:10px;display:flex}.bk-note-composer-hint{color:var(--bk-ink-soft,#5b6472);text-align:right;margin-top:8px;font-size:.75rem;display:block}.bk-note-textarea{box-sizing:border-box;resize:vertical;width:100%;min-height:84px;color:var(--bk-ink,#1f2430);background:var(--bk-surface-input,#fbfbf9);border:1px solid var(--bk-line-strong,#b8c0cb);border-radius:var(--bk-radius,10px);font:inherit;field-sizing:content;outline:none;padding:10px 12px;line-height:1.6;display:block}.bk-note-textarea:focus-visible{border-color:var(--bk-accent,#216e58);box-shadow:0 0 0 2px rgb(var(--bk-accent-rgb,33 110 88) / .17)}.bk-notes-panel{background:var(--bk-surface-elevated,#fff);border:1px solid var(--bk-line,#d8dde4);border-radius:var(--bk-surface-radius,14px);overflow-y:auto;container-type:inline-size}.bk-notes-panel-header{z-index:2;background:inherit;border-bottom:1px solid var(--bk-line,#d8dde4);justify-content:space-between;align-items:center;gap:10px;padding:12px 16px;display:flex;position:sticky;top:0}.bk-notes-panel-header>div{color:var(--bk-ink-soft,#5b6472);letter-spacing:.06em;align-items:center;gap:8px;font-size:.8rem;display:flex}.bk-notes-count{min-width:22px;height:22px;color:var(--bk-paper,#fff);background:var(--bk-accent,#216e58);font-family:var(--bk-font-mono,monospace);border-radius:50%;place-items:center;padding:0 4px;font-size:.7rem;display:grid}.bk-notes-list{padding:4px 10px 12px}.bk-note-card{border-bottom:1px solid var(--bk-line,#d8dde4);position:relative}.bk-note-card:last-child{border-bottom:0}.bk-note-card.is-active{background:var(--bk-surface-selected,#e9eef5)}.bk-note-card-open{width:100%;min-width:0;color:inherit;text-align:left;font:inherit;cursor:pointer;background:0 0;border:0;padding:12px 6px 6px;display:block}.bk-note-card-open:focus-visible{outline:2px solid var(--bk-accent,#216e58);outline-offset:-2px;border-radius:var(--bk-radius,10px)}.bk-note-card-quote{max-height:48px;color:var(--bk-ink,#1f2430);margin:0 0 6px;font-size:.82rem;font-weight:600;line-height:1.55;overflow:hidden}.bk-note-card-body{color:var(--bk-ink-soft,#5b6472);font-size:.82rem;line-height:1.55}.bk-note-card-kind{color:var(--bk-ink-soft,#5b6472);margin:0;font-size:.8rem}.bk-note-card-footer{justify-content:space-between;align-items:center;gap:8px;padding:0 6px 12px;display:flex}.bk-note-card-status{color:var(--bk-ink-soft,#5b6472);font-size:.72rem}.bk-notes-empty{color:var(--bk-ink-soft,#5b6472);text-align:center;padding:32px 18px 36px;font-size:.85rem}.bk-note-markdown{overflow-wrap:anywhere}.bk-note-markdown p{margin:0 0 .5em}.bk-note-markdown p:last-child{margin-bottom:0}.bk-note-markdown pre{background:var(--bk-surface,#f4f5f7);border-radius:var(--bk-radius,10px);padding:10px 12px;overflow-x:auto}.bk-note-markdown code{font-family:var(--bk-font-mono,monospace);font-size:.85em}.bk-button{border-radius:var(--bk-radius,10px);min-height:34px;font:inherit;cursor:pointer;align-items:center;gap:6px;padding:0 13px;font-size:.85rem;display:inline-flex}.bk-button:focus-visible{outline:2px solid var(--bk-accent,#216e58);outline-offset:2px}.bk-button:disabled{cursor:not-allowed;opacity:.55}.bk-button-primary{color:var(--bk-paper,#fff);background:var(--bk-accent,#216e58);border:1px solid var(--bk-accent,#216e58)}.bk-button-quiet{color:var(--bk-ink-soft,#5b6472);border:1px solid var(--bk-line-strong,#b8c0cb);background:0 0}.bk-button kbd{font-family:var(--bk-font-mono,monospace);border:1px solid #fff6;border-radius:4px;padding:1px 4px;font-size:.65rem}.bk-link{color:var(--bk-accent,#216e58);font:inherit;cursor:pointer;background:0 0;border:0;padding:0;font-size:.78rem;text-decoration:underline}.bk-link:focus-visible{outline:2px solid var(--bk-accent,#216e58);outline-offset:2px}.bk-tutor-session{background:var(--bk-surface-elevated,#fff);border:1px solid var(--bk-line,#d8dde4);border-radius:var(--bk-surface-radius,14px);flex-direction:column;height:100%;min-height:0;display:flex;container-type:inline-size}.bk-tutor-log{flex:auto;min-height:0;padding:14px 16px;overflow-y:auto}.bk-tutor-turn{margin-bottom:14px}.bk-tutor-speaker{color:var(--bk-ink-soft,#5b6472);letter-spacing:.08em;margin-bottom:4px;font-size:.72rem;display:block}.bk-tutor-turn.is-user .bk-tutor-question{color:var(--bk-ink,#1f2430);background:var(--bk-surface-selected,#e9eef5);border-radius:var(--bk-radius,10px);white-space:pre-wrap;margin:0;padding:8px 12px}.bk-tutor-opener,.bk-tutor-thinking{color:var(--bk-ink-soft,#5b6472);margin:0;font-size:.88rem}.bk-tutor-markdown{color:var(--bk-ink,#1f2430);overflow-wrap:anywhere;font-size:.9rem;line-height:1.65}.bk-tutor-markdown p{margin:0 0 .6em}.bk-tutor-markdown pre{background:var(--bk-surface,#f4f5f7);border-radius:var(--bk-radius,10px);padding:10px 12px;overflow-x:auto}.bk-tutor-markdown code{font-family:var(--bk-font-mono,monospace);font-size:.85em}.bk-tutor-error{color:var(--bk-danger,#c0392b);margin:6px 0 0;font-size:.8rem}.bk-tutor-suggestions{flex-wrap:wrap;gap:8px;padding:0 16px 10px;display:flex}.bk-chip{min-height:32px;color:var(--bk-ink,#1f2430);background:var(--bk-surface,#f4f5f7);border:1px solid var(--bk-line,#d8dde4);font:inherit;cursor:pointer;border-radius:999px;padding:0 12px;font-size:.8rem}:is(.bk-chip:hover,.bk-chip:focus-visible){border-color:var(--bk-accent,#216e58);outline:none}.bk-tutor-input{border-top:1px solid var(--bk-line,#d8dde4);align-items:flex-end;gap:8px;padding:10px 12px;display:flex}.bk-tutor-input textarea{box-sizing:border-box;resize:none;min-height:44px;max-height:160px;color:var(--bk-ink,#1f2430);background:var(--bk-surface-input,#fbfbf9);border:1px solid var(--bk-line-strong,#b8c0cb);border-radius:var(--bk-radius,10px);font:inherit;field-sizing:content;outline:none;flex:auto;padding:10px 12px;line-height:1.5}.bk-tutor-input textarea:focus-visible{border-color:var(--bk-accent,#216e58);box-shadow:0 0 0 2px rgb(var(--bk-accent-rgb,33 110 88) / .17)}.bk-tutor-partial{white-space:pre-wrap;overflow-wrap:anywhere;margin:0}.bk-avatar{width:var(--bk-avatar-size,40px);height:var(--bk-avatar-size,40px);object-fit:cover;vertical-align:middle;border-radius:50%;place-items:center;display:inline-grid;overflow:hidden}.bk-avatar-preset svg{width:100%;height:100%}.bk-avatar-robot{color:var(--bk-ink,#1f2430)}.bk-avatar-background{fill:var(--bk-surface-selected,#e9eef5)}.bk-avatar-shell{fill:var(--bk-paper,#fff)}.bk-avatar-screen{fill:var(--bk-surface,#f4f5f7)}.bk-avatar-cheek{fill:var(--bk-hl-pink,#f5d0e1)}.bk-avatar-detail{fill:var(--bk-surface-selected,#e9eef5)}.bk-avatar-tone-0 .bk-avatar-background{fill:var(--bk-hl-yellow,#f7dfa0)}.bk-avatar-tone-1 .bk-avatar-background{fill:var(--bk-hl-green,#bce5c8)}.bk-avatar-tone-2 .bk-avatar-background{fill:var(--bk-hl-blue,#c4e1f7)}.bk-avatar-tone-3 .bk-avatar-background{fill:var(--bk-hl-purple,#e1cef5)}.bk-avatar-tone-4 .bk-avatar-background{fill:var(--bk-hl-pink,#f5d0e1)}.bk-resizable-textarea{position:relative}.bk-resizable-textarea textarea{box-sizing:border-box;width:100%;display:block}.bk-textarea-resize-handle{cursor:ns-resize;touch-action:none;background:0 0;border:0;place-items:center;width:18px;height:18px;padding:0;display:grid;position:absolute;bottom:2px;right:2px}.bk-textarea-resize-handle>span{border-right:2px solid var(--bk-line-strong,#b8c0cb);border-bottom:2px solid var(--bk-line-strong,#b8c0cb);border-radius:1px;width:10px;height:10px}.bk-textarea-resize-handle:focus-visible{outline:2px solid var(--bk-accent,#216e58);outline-offset:1px}.bk-textarea-resize-handle.is-resizing>span,.bk-textarea-resize-handle:hover>span{border-color:var(--bk-accent,#216e58)}.bk-image-gallery{flex-wrap:wrap;gap:.6rem;margin-block:.6rem;display:flex}.bk-image-gallery button{cursor:zoom-in;background:var(--bk-surface,#f4f5f7);box-shadow:none;border:1px solid var(--bk-line,#d8dde4);border-radius:.5rem;max-width:100%;padding:0;display:block;overflow:hidden}.bk-image-gallery img{object-fit:contain;background:var(--bk-surface,#f4f5f7);width:9rem;height:6.5rem;display:block}.bk-image-gallery button:hover{border-color:var(--bk-accent,#216e58)}.bk-image-gallery button:focus-visible{outline:2px solid var(--bk-accent,#216e58);outline-offset:3px}.bk-markdown-input{min-height:calc((var(--bk-editor-rows) * 1.5 + 1.5) * 1em);box-sizing:border-box;border:1px solid var(--bk-line);border-radius:var(--bk-radius);background:var(--bk-surface-input);width:100%;min-width:0;color:var(--bk-ink);font:inherit;flex-direction:column;padding:.75rem;line-height:1.5;display:flex;position:relative}.bk-markdown-input:focus-within{outline:2px solid var(--bk-accent);outline-offset:2px}.bk-markdown-input-view{flex:1;min-height:0;overflow:hidden}.bk-markdown-input-view[hidden]{display:none}.bk-markdown-input>textarea:not([aria-hidden]){box-sizing:border-box;width:100%;min-height:0;color:inherit;font:inherit;background:0 0;border:0;padding:0}.bk-markdown-input .bk-markdown-code-line,.bk-markdown-input .bk-markdown-fence{background:var(--bk-surface);color:var(--bk-ink);font-family:var(--bk-font-mono);padding-inline:.65rem}.bk-markdown-input .bk-markdown-fence{border-radius:.4rem .4rem 0 0;margin-top:.4rem}.bk-markdown-input .bk-markdown-fence-end{border-radius:0 0 .4rem .4rem;margin-top:0;margin-bottom:.4rem;line-height:.45}.bk-markdown-language{color:var(--bk-ink-soft);-webkit-user-select:none;user-select:none;font-size:.8em}.bk-formula{color:var(--bk-formula-ink,currentColor)}.bk-formula.is-inline{white-space:nowrap}.bk-formula.is-display{-webkit-overflow-scrolling:touch;scrollbar-width:thin;max-width:100%;margin:.6em 0;display:block;overflow:auto hidden}.bk-formula.is-display>span{width:max-content;min-width:100%;margin:0}.bk-math-text{overflow-wrap:anywhere}.bk-math-src{font-family:var(--bk-font-mono,monospace);font-size:.9em}@font-face{font-display:block;font-family:KaTeX_AMS;font-style:normal;font-weight:400;src:url(/_next/static/media/KaTeX_AMS-Regular.BQhdFMY1.woff2)format("woff2"),url(/_next/static/media/KaTeX_AMS-Regular.DMm9YOAa.woff)format("woff"),url(/_next/static/media/KaTeX_AMS-Regular.DRggAlZN.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_Caligraphic;font-style:normal;font-weight:700;src:url(/_next/static/media/KaTeX_Caligraphic-Bold.Dq_IR9rO.woff2)format("woff2"),url(/_next/static/media/KaTeX_Caligraphic-Bold.BEiXGLvX.woff)format("woff"),url(/_next/static/media/KaTeX_Caligraphic-Bold.ATXxdsX0.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_Caligraphic;font-style:normal;font-weight:400;src:url(/_next/static/media/KaTeX_Caligraphic-Regular.Di6jR-x-.woff2)format("woff2"),url(/_next/static/media/KaTeX_Caligraphic-Regular.CTRA-rTL.woff)format("woff"),url(/_next/static/media/KaTeX_Caligraphic-Regular.wX97UBjC.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_Fraktur;font-style:normal;font-weight:700;src:url(/_next/static/media/KaTeX_Fraktur-Bold.CL6g_b3V.woff2)format("woff2"),url(/_next/static/media/KaTeX_Fraktur-Bold.BsDP51OF.woff)format("woff"),url(/_next/static/media/KaTeX_Fraktur-Bold.BdnERNNW.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_Fraktur;font-style:normal;font-weight:400;src:url(/_next/static/media/KaTeX_Fraktur-Regular.CTYiF6lA.woff2)format("woff2"),url(/_next/static/media/KaTeX_Fraktur-Regular.Dxdc4cR9.woff)format("woff"),url(/_next/static/media/KaTeX_Fraktur-Regular.CB_wures.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_Main;font-style:normal;font-weight:700;src:url(/_next/static/media/KaTeX_Main-Bold.Cx986IdX.woff2)format("woff2"),url(/_next/static/media/KaTeX_Main-Bold.Jm3AIy58.woff)format("woff"),url(/_next/static/media/KaTeX_Main-Bold.waoOVXN0.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_Main;font-style:italic;font-weight:700;src:url(/_next/static/media/KaTeX_Main-BoldItalic.DxDJ3AOS.woff2)format("woff2"),url(/_next/static/media/KaTeX_Main-BoldItalic.SpSLRI95.woff)format("woff"),url(/_next/static/media/KaTeX_Main-BoldItalic.DzxPMmG6.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_Main;font-style:italic;font-weight:400;src:url(/_next/static/media/KaTeX_Main-Italic.NWA7e6Wa.woff2)format("woff2"),url(/_next/static/media/KaTeX_Main-Italic.BMLOBm91.woff)format("woff"),url(/_next/static/media/KaTeX_Main-Italic.3WenGoN9.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_Main;font-style:normal;font-weight:400;src:url(/_next/static/media/KaTeX_Main-Regular.B22Nviop.woff2)format("woff2"),url(/_next/static/media/KaTeX_Main-Regular.Dr94JaBh.woff)format("woff"),url(/_next/static/media/KaTeX_Main-Regular.ypZvNtVU.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_Math;font-style:italic;font-weight:700;src:url(/_next/static/media/KaTeX_Math-BoldItalic.CZnvNsCZ.woff2)format("woff2"),url(/_next/static/media/KaTeX_Math-BoldItalic.iY-2wyZ7.woff)format("woff"),url(/_next/static/media/KaTeX_Math-BoldItalic.B3XSjfu4.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_Math;font-style:italic;font-weight:400;src:url(/_next/static/media/KaTeX_Math-Italic.t53AETM-.woff2)format("woff2"),url(/_next/static/media/KaTeX_Math-Italic.DA0__PXp.woff)format("woff"),url(/_next/static/media/KaTeX_Math-Italic.flOr_0UB.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_SansSerif;font-style:normal;font-weight:700;src:url(/_next/static/media/KaTeX_SansSerif-Bold.D1sUS0GD.woff2)format("woff2"),url(/_next/static/media/KaTeX_SansSerif-Bold.DbIhKOiC.woff)format("woff"),url(/_next/static/media/KaTeX_SansSerif-Bold.CFMepnvq.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_SansSerif;font-style:italic;font-weight:400;src:url(/_next/static/media/KaTeX_SansSerif-Italic.C3H0VqGB.woff2)format("woff2"),url(/_next/static/media/KaTeX_SansSerif-Italic.DN2j7dab.woff)format("woff"),url(/_next/static/media/KaTeX_SansSerif-Italic.YYjJ1zSn.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_SansSerif;font-style:normal;font-weight:400;src:url(/_next/static/media/KaTeX_SansSerif-Regular.DDBCnlJ7.woff2)format("woff2"),url(/_next/static/media/KaTeX_SansSerif-Regular.CS6fqUqJ.woff)format("woff"),url(/_next/static/media/KaTeX_SansSerif-Regular.BNo7hRIc.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_Script;font-style:normal;font-weight:400;src:url(/_next/static/media/KaTeX_Script-Regular.D3wIWfF6.woff2)format("woff2"),url(/_next/static/media/KaTeX_Script-Regular.D5yQViql.woff)format("woff"),url(/_next/static/media/KaTeX_Script-Regular.C5JkGWo-.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_Size1;font-style:normal;font-weight:400;src:url(/_next/static/media/KaTeX_Size1-Regular.mCD8mA8B.woff2)format("woff2"),url(/_next/static/media/KaTeX_Size1-Regular.C195tn64.woff)format("woff"),url(/_next/static/media/KaTeX_Size1-Regular.Dbsnue_I.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_Size2;font-style:normal;font-weight:400;src:url(/_next/static/media/KaTeX_Size2-Regular.Dy4dx90m.woff2)format("woff2"),url(/_next/static/media/KaTeX_Size2-Regular.oD1tc_U0.woff)format("woff"),url(/_next/static/media/KaTeX_Size2-Regular.B7gKUWhC.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_Size3;font-style:normal;font-weight:400;src:url(data:font/woff2;base64,d09GMgABAAAAAA4oAA4AAAAAHbQAAA3TAAEAAAAAAAAAAAAAAAAAAAAAAAAAAAAABmAAgRQIDgmcDBEICo1oijYBNgIkA14LMgAEIAWJAAeBHAyBHBvbGiMRdnO0IkRRkiYDgr9KsJ1NUAf2kILNxgUmgqIgq1P89vcbIcmsQbRps3vCcXdYOKSWEPEKgZgQkprQQsxIXUgq0DqpGKmIvrgkeVGtEQD9DzAO29fM9jYhxZEsL2FeURH2JN4MIcTdO049NCVdxQ/w9NrSYFEBKTDKpLKfNkCGDc1RwjZLQcm3vqJ2UW9Xfa3tgAHz6ivp6vgC2yD4/6352ndnN0X0TL7seypkjZlMsjmZnf0Mm5Q+JykRWQBKCVCVPbARPXWyQtb5VgLB6Biq7/Uixcj2WGqdI8tGSgkuRG+t910GKP2D7AQH0DB9FMDW/obJZ8giFI3Wg8Cvevz0M+5m0rTh7XDBlvo9Y4vm13EXmfttwI4mBo1EG15fxJhUiCLbiiyCf/ZA6MFAhg3pGIZGdGIVjtPn6UcMk9A/UUr9PhoNsCENw1APAq0gpH73e+M+0ueyHbabc3vkbcdtzcf/fiy+NxQEjf9ud/ELBHAXJ0nk4z+MXH2Ev/kWyV4k7SkvpPc9Qr38F6RPWnM9cN6DJ0AdD1BhtgABtmoRoFCvPsBAumNm6soZG2Gk5GyVTo2sJncSyp0jQTYoR6WDvTwaaEcHsxHfvuWhHA3a6bN7twRKtcGok6NsCi7jYRrM2jExsUFMxMQYuJbMhuWNOumEJy9hi29Dmg5zMp/A5+hhPG19j1vBrq8JTLr8ki5VLPmG/PynJHVul440bxg5xuymHUFPBshC+nA9I1FmwbRBTNHAcik3Oae0cxKoI3MOriM42UrPe51nsaGxJ+WfXubAsP84aabUlQSJ1IiE0iPETLUU4CATgfXSCSpuRFRmCGbO+wSpAnzaeaCYW1VNEysRtuXCEL1kUFUbbtMv3Tilt/1c11jt3Q5bbMa84cpWipp8Elw3MZhOHsOlwwVUQM3lAR35JiFQbaYCRnMF2lxAWoOg2gyoIV4PouX8HytNIfLhqpJtXB4vjiViUI8IJ7bkC4ikkQvKksnOTKICwnqWSZ9YS5f0WCxmpgjbIq7EJcM4aI2nmhLNY2JIUgOjXZFWBHb+x5oh6cwb0Tv1ackHdKi0I9OO2wE9aogIOn540CCCziyhN+IaejtgAONKznHlHyutPrHGwCx9S6B8kfS4Mfi4Eyv7OU730bT1SCBjt834cXsf43zVjPUqqJjgrjeGnBxSG4aYAKFuVbeCfkDIjAqMb6yLNIbCuvXhMH2/+k2vkNpkORhR59N1CkzoOENvneIosjYmuTxlhUzaGEJQ/iWqx4dmwpmKjrwTiTGTCVozNAYqk/zXOndWxuWSmJkQpJw3pK5KX6QrLt5LATMqpmPAQhkhK6PUjzHUn7E0gHE0kPE0iKkolgkUx9SZmVAdDgpffdyJKg3k7VmzYGCwVXGz/tXmkOIp+vcWs+EMuhhvN0h9uhfzWJziBQmCREGSIFmQIkgVpAnSBRmC//6hkLZwaVhwxlrJSOdqlFtOYxlau9F2QN5Y98xmIAsiM1HVp2VFX+DHHGg6Ecjh3vmqtidX3qHI2qycTk/iwxSt5UzTmEP92ZBnEWTk4Mx8Mpl78ZDokxg/KWb+Q0QkvdKVmq3TMW+RXEgrsziSAfNXFMhDc60N5N9jQzjfO0kBKpUZl0ZmwJ41j/B9Hz6wmRaJB84niNmQrzp9eSlQCDDzazGDdVi3P36VZQ+Jy4f9UBNp+3zTjqI4abaFAm+GShVaXlsGdF3FYzZcDI6cori4kMxUECl9IjJZpzkvitAoxKue+90pDMvcKRxLl53TmOKCmV/xRolNKSqqUxc6LStOETmFOiLZZptlZepcKiAzteG8PEdpnQpbOMNcMsR4RR2Bs0cKFEvSmIjAFcnarqwUL4lDhHmnVkwu1IwshbiCcgvOheZuYyOteufZZwlcTlLgnZ3o/WcYdzZHW/WGaqaVfmTZ1aWCceJjkbZqsfbkOtcFlUZM/jy+hXHDbaUobWqqXaeWobbLO99yG5N3U4wxco0rQGGcOLASFMXeJoham8M+/x6O2WywK2l4HGbq1CoUyC/IZikQhdq3SiuNrvAEj0AVu9x2x3lp/xWzahaxidezFVtdcb5uEnzyl0ZmYiuKI0exvCd4Xc9CV1KB0db00z92wDPde0kukbvZIWN6jUWFTmPIC/Y4UPCm8UfDTFZpZNon1qLFTkBhxzB+FjQRA2Q/YRJT8pQigslMaUpFyAG8TMlXigiqmAZX4xgijKjRlGpLE0GdplRfCaJo0JQaSxNBk6ZmMzcya0FmrcisDdn0Q3HI2sWSppYigmlM1XT/kLQZSNpMJG0WkjYbSZuDpM1F0uYhFc1HxU4m1QJjDK6iL0S5uSj5rgXc3RejEigtcRBtqYPQsiTskmO5vosV+q4VGIKbOkDg0jtRrq+Em1YloaTFar3EGr1EUC8R0kus1Uus00usL97ABr2BjXoDm/QGNhuWtMVBKOwg/i78lT7hBsAvDmwHc/ao3vmUbBmhjeYySZNWvGkfZAgISDSaDo1SVpzGDsAEkF8B+gEapViUoZgUWXcRIGFZNm6gWbAKk0bp0k1MHG9fLYtV4iS2SmLEQFARzRcnf9PUS0LVn05/J9MiRRBU3v2IrvW974v4N00L7ZMk0wXP1409CHo/an8zTRHD3eSJ6m8D4YMkZNl3M79sqeuAsr/m3f+8/yl7A50aiAEJgeBeMWzu7ui9UfUBCe2TIqZIoOd/3/udRBOQidQZUERzb2/VwZN1H/Sju82ew2H2Wfr6qvfVf3hqwDvAIpkQVFy4B9Pe9e4/XvPeceu7h3dvO56iJPf0+A6cqA2ip18ER+iFgggiuOkvj24bby0N9j2UHIkgqIt+sVgfodC4YghLSMjSZbH0VR/6dMDrYJeKHilKTemt6v6kvzvn3/RrdWtr0GoN/xL+Sex/cPYLUpepx9cz/D46UPU5KXgAQa+NDps1v6J3xP1i2HtaDB0M9aX2deA7SYff//+gUCovMmIK/qfsFcOk+4Y5ZN97XlG6zebqtMbKgeRFi51vnxTQYBUik2rS/Cn6PC8ADR8FGxsRPB82dzfND90gIcshOcYUkfjherBz53odpm6TP8txlwOZ71xmfHHOvq053qFF/MRlS3jP0ELudrf2OeN8DHvp6ZceLe8qKYvWz/7yp0u4dKPfli3CYq0O13Ih71mylJ80tOi10On8wi+F4+LWgDPeJ30msSQt9/vkmHq9/Lvo2b461mP801v3W4xTcs6CbvF9UDdrSt+A8OUbpSh55qAUFXWznBBfdeJ8a4d7ugT5tvxUza3h9m4H7ptTqiG4z0g5dc0X29OcGlhpGFMpQo9ytTS+NViZpNdvU4kWx+LKxNY10kQ1yqGXrhe4/1nvP7E+nd5A92TtaRplbHSqoIdOqtRWti+fkB5/n1+/VvCmz12pG1kpQWsfi1ftlBobm0bpngs16CHkbIwdLnParxtTV3QYRlfJ0KFskH7pdN/YDn+yRuSd7sNH3aO0DYPggk6uWuXrfOc+fa3VTxFVvKaNxHsiHmsXyCLIE5yuOeN3/Jdf8HBL/5M6shjyhxHx9BjB1O0+4NLOnjLLSxwO7ukN4jMbOIcD879KLSi6Pk61Oqm2377n8079PXEEQ7cy7OKEC9nbpet118fxweTafpt69x/Bt8UqGzNQt7aelpc44dn5cqhwf71+qKp/Zf/+a0zcizOUWpl/iBcSXip0pplkatCchoH5c5aUM8I7/dWxAej8WicPL1URFZ9BDJelUwEwTkGqUhgSlydVes95YdXvhh9Gfz/aeFWvgVb4tuLbcv4+wLdutVZv/cUonwBD/6eDlE0aSiKK/uoH3+J1wDE/jMVqY2ysGufN84oIXB0sPzy8ollX/LegY74DgJXJR57sn+VGza0x3DnuIgABFM15LmajjjsNlYj+JEZGbuRYcAMOWxFkPN2w6Wd46xo4gVWQR/X4lyI/R6K/YK0110GzudPRW7Y+UOBGTfNNzHeYT0fiH0taunBpq9HEW8OKSaBGj21L0MqenEmNRWBAWDWAk4CpNoEZJ2tTaPFgbQYj8HxtFilErs3BTRwT8uO1NXQaWfIotchmPkAF5mMBAliEmZiOGVgCG9LgRzpscMAOOwowlT3JhusdazXGSC/hxR3UlmWVwWHpOIKheqONvjyhSiTHIkVUco5bnji8m//zL7PKaT1Vl5I6UE609f+gkr6MZKVyKc7zJRmCahLsdlyA5fdQkRSan9LgnnLEyGSkaKJCJog0wAgvepWBt80+1yKln1bMVtCljfNWDueKLsWwaEbBSfSPTEmVRsUcYYMnEjcjeyCZzBXK9E9BYBXLKjOSpUDR+nEV3TFSUdQaz+ot98QxgXwx0GQ+EEUAKB2qZPkQQ0GqFD8UPFMqyaCHM24BZmSGic9EYMagKizOw9Hz50DMrDLrqqLkTAhplMictiCAx5S3BIUQdeJeLnBy2CNtMfz6cV4u8XKoFZQesbf9YZiIERiHjaNodDW6LgcirX/mPnJIkBGDUpTBhSa0EIr38D5hCIszhCM8URGBqImoWjpvpt1ebu/v3Gl3qJfMnNM+9V+kiRFyROTPHQWOcs1dNW94/ukKMPZBvDi55i5CttdeJz84DLngLqjcdwEZ87bFFR8CIG35OAkDVN6VRDZ7aq67NteYqZ2lpT8oYB2CytoBd6VuAx4WgiAsnuj3WohG+LugzXiQRDeM3XYXlULv4dp5VFYC)format("woff2"),url(/_next/static/media/KaTeX_Size3-Regular.CTq5MqoE.woff)format("woff"),url(/_next/static/media/KaTeX_Size3-Regular.DgpXs0kz.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_Size4;font-style:normal;font-weight:400;src:url(/_next/static/media/KaTeX_Size4-Regular.Dl5lxZxV.woff2)format("woff2"),url(/_next/static/media/KaTeX_Size4-Regular.BF-4gkZK.woff)format("woff"),url(/_next/static/media/KaTeX_Size4-Regular.DWFBv043.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_Typewriter;font-style:normal;font-weight:400;src:url(/_next/static/media/KaTeX_Typewriter-Regular.CO6r4hn1.woff2)format("woff2"),url(/_next/static/media/KaTeX_Typewriter-Regular.C0xS9mPB.woff)format("woff"),url(/_next/static/media/KaTeX_Typewriter-Regular.D3Ib7_Hf.ttf)format("truetype")}.katex{text-indent:0;text-rendering:auto;font:1.21em/1.2 KaTeX_Main,Times New Roman,serif;position:relative}.katex *{border-color:currentColor;-ms-high-contrast-adjust:none!important}.katex .katex-version:after{content:"0.16.47"}.katex .katex-mathml{clip-path:inset(50%);border:0;width:1px;height:1px;padding:0;position:absolute;overflow:hidden}.katex .katex-html>.newline{display:block}.katex .base{white-space:nowrap;width:min-content;position:relative}.katex .base,.katex .strut{display:inline-block}.katex .textbf{font-weight:700}.katex .textit{font-style:italic}.katex .textrm{font-family:KaTeX_Main}.katex .textsf{font-family:KaTeX_SansSerif}.katex .texttt{font-family:KaTeX_Typewriter}.katex .mathnormal{font-family:KaTeX_Math;font-style:italic}.katex .mathit{font-family:KaTeX_Main;font-style:italic}.katex .mathrm{font-style:normal}.katex .mathbf{font-family:KaTeX_Main;font-weight:700}.katex .boldsymbol{font-family:KaTeX_Math;font-style:italic;font-weight:700}.katex .amsrm,.katex .mathbb,.katex .textbb{font-family:KaTeX_AMS}.katex .mathcal{font-family:KaTeX_Caligraphic}.katex .mathfrak,.katex .textfrak{font-family:KaTeX_Fraktur}.katex .mathboldfrak,.katex .textboldfrak{font-family:KaTeX_Fraktur;font-weight:700}.katex .mathtt{font-family:KaTeX_Typewriter}.katex .mathscr,.katex .textscr{font-family:KaTeX_Script}.katex .mathsf,.katex .textsf{font-family:KaTeX_SansSerif}.katex .mathboldsf,.katex .textboldsf{font-family:KaTeX_SansSerif;font-weight:700}.katex .mathitsf,.katex .mathsfit,.katex .textitsf{font-family:KaTeX_SansSerif;font-style:italic}.katex .mainrm{font-family:KaTeX_Main;font-style:normal}.katex .vlist-t{border-collapse:collapse;table-layout:fixed;display:inline-table}.katex .vlist-r{display:table-row}.katex .vlist{vertical-align:bottom;display:table-cell;position:relative}.katex .vlist>span{height:0;display:block;position:relative}.katex .vlist>span>span{display:inline-block}.katex .vlist>span>.pstrut{width:0;overflow:hidden}.katex .vlist-t2{margin-right:-2px}.katex .vlist-s{vertical-align:bottom;width:2px;min-width:2px;font-size:1px;display:table-cell}.katex .vbox{flex-direction:column;align-items:baseline;display:inline-flex}.katex .hbox{width:100%}.katex .hbox,.katex .thinbox{flex-direction:row;display:inline-flex}.katex .thinbox{width:0;max-width:0}.katex .msupsub{text-align:left}.katex .mfrac>span>span{text-align:center}.katex .mfrac .frac-line{border-bottom-style:solid;width:100%;display:inline-block}.katex .hdashline,.katex .hline,.katex .mfrac .frac-line,.katex .overline .overline-line,.katex .rule,.katex .underline .underline-line{min-height:1px}.katex .mspace{display:inline-block}.katex .smash{line-height:0;display:inline}.katex .clap,.katex .llap,.katex .rlap{width:0;position:relative}.katex .clap>.inner,.katex .llap>.inner,.katex .rlap>.inner{position:absolute}.katex .clap>.fix,.katex .llap>.fix,.katex .rlap>.fix{display:inline-block}.katex .llap>.inner{right:0}.katex .clap>.inner,.katex .rlap>.inner{left:0}.katex .clap>.inner>span{margin-left:-50%;margin-right:50%}.katex .rule{border:0 solid;display:inline-block;position:relative}.katex .hline,.katex .overline .overline-line,.katex .underline .underline-line{border-bottom-style:solid;width:100%;display:inline-block}.katex .hdashline{border-bottom-style:dashed;width:100%;display:inline-block}.katex .sqrt>.root{margin-left:.277778em;margin-right:-.555556em}.katex .fontsize-ensurer.reset-size1.size1,.katex .sizing.reset-size1.size1{font-size:1em}.katex .fontsize-ensurer.reset-size1.size2,.katex .sizing.reset-size1.size2{font-size:1.2em}.katex .fontsize-ensurer.reset-size1.size3,.katex .sizing.reset-size1.size3{font-size:1.4em}.katex .fontsize-ensurer.reset-size1.size4,.katex .sizing.reset-size1.size4{font-size:1.6em}.katex .fontsize-ensurer.reset-size1.size5,.katex .sizing.reset-size1.size5{font-size:1.8em}.katex .fontsize-ensurer.reset-size1.size6,.katex .sizing.reset-size1.size6{font-size:2em}.katex .fontsize-ensurer.reset-size1.size7,.katex .sizing.reset-size1.size7{font-size:2.4em}.katex .fontsize-ensurer.reset-size1.size8,.katex .sizing.reset-size1.size8{font-size:2.88em}.katex .fontsize-ensurer.reset-size1.size9,.katex .sizing.reset-size1.size9{font-size:3.456em}.katex .fontsize-ensurer.reset-size1.size10,.katex .sizing.reset-size1.size10{font-size:4.148em}.katex .fontsize-ensurer.reset-size1.size11,.katex .sizing.reset-size1.size11{font-size:4.976em}.katex .fontsize-ensurer.reset-size2.size1,.katex .sizing.reset-size2.size1{font-size:.833333em}.katex .fontsize-ensurer.reset-size2.size2,.katex .sizing.reset-size2.size2{font-size:1em}.katex .fontsize-ensurer.reset-size2.size3,.katex .sizing.reset-size2.size3{font-size:1.16667em}.katex .fontsize-ensurer.reset-size2.size4,.katex .sizing.reset-size2.size4{font-size:1.33333em}.katex .fontsize-ensurer.reset-size2.size5,.katex .sizing.reset-size2.size5{font-size:1.5em}.katex .fontsize-ensurer.reset-size2.size6,.katex .sizing.reset-size2.size6{font-size:1.66667em}.katex .fontsize-ensurer.reset-size2.size7,.katex .sizing.reset-size2.size7{font-size:2em}.katex .fontsize-ensurer.reset-size2.size8,.katex .sizing.reset-size2.size8{font-size:2.4em}.katex .fontsize-ensurer.reset-size2.size9,.katex .sizing.reset-size2.size9{font-size:2.88em}.katex .fontsize-ensurer.reset-size2.size10,.katex .sizing.reset-size2.size10{font-size:3.45667em}.katex .fontsize-ensurer.reset-size2.size11,.katex .sizing.reset-size2.size11{font-size:4.14667em}.katex .fontsize-ensurer.reset-size3.size1,.katex .sizing.reset-size3.size1{font-size:.714286em}.katex .fontsize-ensurer.reset-size3.size2,.katex .sizing.reset-size3.size2{font-size:.857143em}.katex .fontsize-ensurer.reset-size3.size3,.katex .sizing.reset-size3.size3{font-size:1em}.katex .fontsize-ensurer.reset-size3.size4,.katex .sizing.reset-size3.size4{font-size:1.14286em}.katex .fontsize-ensurer.reset-size3.size5,.katex .sizing.reset-size3.size5{font-size:1.28571em}.katex .fontsize-ensurer.reset-size3.size6,.katex .sizing.reset-size3.size6{font-size:1.42857em}.katex .fontsize-ensurer.reset-size3.size7,.katex .sizing.reset-size3.size7{font-size:1.71429em}.katex .fontsize-ensurer.reset-size3.size8,.katex .sizing.reset-size3.size8{font-size:2.05714em}.katex .fontsize-ensurer.reset-size3.size9,.katex .sizing.reset-size3.size9{font-size:2.46857em}.katex .fontsize-ensurer.reset-size3.size10,.katex .sizing.reset-size3.size10{font-size:2.96286em}.katex .fontsize-ensurer.reset-size3.size11,.katex .sizing.reset-size3.size11{font-size:3.55429em}.katex .fontsize-ensurer.reset-size4.size1,.katex .sizing.reset-size4.size1{font-size:.625em}.katex .fontsize-ensurer.reset-size4.size2,.katex .sizing.reset-size4.size2{font-size:.75em}.katex .fontsize-ensurer.reset-size4.size3,.katex .sizing.reset-size4.size3{font-size:.875em}.katex .fontsize-ensurer.reset-size4.size4,.katex .sizing.reset-size4.size4{font-size:1em}.katex .fontsize-ensurer.reset-size4.size5,.katex .sizing.reset-size4.size5{font-size:1.125em}.katex .fontsize-ensurer.reset-size4.size6,.katex .sizing.reset-size4.size6{font-size:1.25em}.katex .fontsize-ensurer.reset-size4.size7,.katex .sizing.reset-size4.size7{font-size:1.5em}.katex .fontsize-ensurer.reset-size4.size8,.katex .sizing.reset-size4.size8{font-size:1.8em}.katex .fontsize-ensurer.reset-size4.size9,.katex .sizing.reset-size4.size9{font-size:2.16em}.katex .fontsize-ensurer.reset-size4.size10,.katex .sizing.reset-size4.size10{font-size:2.5925em}.katex .fontsize-ensurer.reset-size4.size11,.katex .sizing.reset-size4.size11{font-size:3.11em}.katex .fontsize-ensurer.reset-size5.size1,.katex .sizing.reset-size5.size1{font-size:.555556em}.katex .fontsize-ensurer.reset-size5.size2,.katex .sizing.reset-size5.size2{font-size:.666667em}.katex .fontsize-ensurer.reset-size5.size3,.katex .sizing.reset-size5.size3{font-size:.777778em}.katex .fontsize-ensurer.reset-size5.size4,.katex .sizing.reset-size5.size4{font-size:.888889em}.katex .fontsize-ensurer.reset-size5.size5,.katex .sizing.reset-size5.size5{font-size:1em}.katex .fontsize-ensurer.reset-size5.size6,.katex .sizing.reset-size5.size6{font-size:1.11111em}.katex .fontsize-ensurer.reset-size5.size7,.katex .sizing.reset-size5.size7{font-size:1.33333em}.katex .fontsize-ensurer.reset-size5.size8,.katex .sizing.reset-size5.size8{font-size:1.6em}.katex .fontsize-ensurer.reset-size5.size9,.katex .sizing.reset-size5.size9{font-size:1.92em}.katex .fontsize-ensurer.reset-size5.size10,.katex .sizing.reset-size5.size10{font-size:2.30444em}.katex .fontsize-ensurer.reset-size5.size11,.katex .sizing.reset-size5.size11{font-size:2.76444em}.katex .fontsize-ensurer.reset-size6.size1,.katex .sizing.reset-size6.size1{font-size:.5em}.katex .fontsize-ensurer.reset-size6.size2,.katex .sizing.reset-size6.size2{font-size:.6em}.katex .fontsize-ensurer.reset-size6.size3,.katex .sizing.reset-size6.size3{font-size:.7em}.katex .fontsize-ensurer.reset-size6.size4,.katex .sizing.reset-size6.size4{font-size:.8em}.katex .fontsize-ensurer.reset-size6.size5,.katex .sizing.reset-size6.size5{font-size:.9em}.katex .fontsize-ensurer.reset-size6.size6,.katex .sizing.reset-size6.size6{font-size:1em}.katex .fontsize-ensurer.reset-size6.size7,.katex .sizing.reset-size6.size7{font-size:1.2em}.katex .fontsize-ensurer.reset-size6.size8,.katex .sizing.reset-size6.size8{font-size:1.44em}.katex .fontsize-ensurer.reset-size6.size9,.katex .sizing.reset-size6.size9{font-size:1.728em}.katex .fontsize-ensurer.reset-size6.size10,.katex .sizing.reset-size6.size10{font-size:2.074em}.katex .fontsize-ensurer.reset-size6.size11,.katex .sizing.reset-size6.size11{font-size:2.488em}.katex .fontsize-ensurer.reset-size7.size1,.katex .sizing.reset-size7.size1{font-size:.416667em}.katex .fontsize-ensurer.reset-size7.size2,.katex .sizing.reset-size7.size2{font-size:.5em}.katex .fontsize-ensurer.reset-size7.size3,.katex .sizing.reset-size7.size3{font-size:.583333em}.katex .fontsize-ensurer.reset-size7.size4,.katex .sizing.reset-size7.size4{font-size:.666667em}.katex .fontsize-ensurer.reset-size7.size5,.katex .sizing.reset-size7.size5{font-size:.75em}.katex .fontsize-ensurer.reset-size7.size6,.katex .sizing.reset-size7.size6{font-size:.833333em}.katex .fontsize-ensurer.reset-size7.size7,.katex .sizing.reset-size7.size7{font-size:1em}.katex .fontsize-ensurer.reset-size7.size8,.katex .sizing.reset-size7.size8{font-size:1.2em}.katex .fontsize-ensurer.reset-size7.size9,.katex .sizing.reset-size7.size9{font-size:1.44em}.katex .fontsize-ensurer.reset-size7.size10,.katex .sizing.reset-size7.size10{font-size:1.72833em}.katex .fontsize-ensurer.reset-size7.size11,.katex .sizing.reset-size7.size11{font-size:2.07333em}.katex .fontsize-ensurer.reset-size8.size1,.katex .sizing.reset-size8.size1{font-size:.347222em}.katex .fontsize-ensurer.reset-size8.size2,.katex .sizing.reset-size8.size2{font-size:.416667em}.katex .fontsize-ensurer.reset-size8.size3,.katex .sizing.reset-size8.size3{font-size:.486111em}.katex .fontsize-ensurer.reset-size8.size4,.katex .sizing.reset-size8.size4{font-size:.555556em}.katex .fontsize-ensurer.reset-size8.size5,.katex .sizing.reset-size8.size5{font-size:.625em}.katex .fontsize-ensurer.reset-size8.size6,.katex .sizing.reset-size8.size6{font-size:.694444em}.katex .fontsize-ensurer.reset-size8.size7,.katex .sizing.reset-size8.size7{font-size:.833333em}.katex .fontsize-ensurer.reset-size8.size8,.katex .sizing.reset-size8.size8{font-size:1em}.katex .fontsize-ensurer.reset-size8.size9,.katex .sizing.reset-size8.size9{font-size:1.2em}.katex .fontsize-ensurer.reset-size8.size10,.katex .sizing.reset-size8.size10{font-size:1.44028em}.katex .fontsize-ensurer.reset-size8.size11,.katex .sizing.reset-size8.size11{font-size:1.72778em}.katex .fontsize-ensurer.reset-size9.size1,.katex .sizing.reset-size9.size1{font-size:.289352em}.katex .fontsize-ensurer.reset-size9.size2,.katex .sizing.reset-size9.size2{font-size:.347222em}.katex .fontsize-ensurer.reset-size9.size3,.katex .sizing.reset-size9.size3{font-size:.405093em}.katex .fontsize-ensurer.reset-size9.size4,.katex .sizing.reset-size9.size4{font-size:.462963em}.katex .fontsize-ensurer.reset-size9.size5,.katex .sizing.reset-size9.size5{font-size:.520833em}.katex .fontsize-ensurer.reset-size9.size6,.katex .sizing.reset-size9.size6{font-size:.578704em}.katex .fontsize-ensurer.reset-size9.size7,.katex .sizing.reset-size9.size7{font-size:.694444em}.katex .fontsize-ensurer.reset-size9.size8,.katex .sizing.reset-size9.size8{font-size:.833333em}.katex .fontsize-ensurer.reset-size9.size9,.katex .sizing.reset-size9.size9{font-size:1em}.katex .fontsize-ensurer.reset-size9.size10,.katex .sizing.reset-size9.size10{font-size:1.20023em}.katex .fontsize-ensurer.reset-size9.size11,.katex .sizing.reset-size9.size11{font-size:1.43981em}.katex .fontsize-ensurer.reset-size10.size1,.katex .sizing.reset-size10.size1{font-size:.24108em}.katex .fontsize-ensurer.reset-size10.size2,.katex .sizing.reset-size10.size2{font-size:.289296em}.katex .fontsize-ensurer.reset-size10.size3,.katex .sizing.reset-size10.size3{font-size:.337512em}.katex .fontsize-ensurer.reset-size10.size4,.katex .sizing.reset-size10.size4{font-size:.385728em}.katex .fontsize-ensurer.reset-size10.size5,.katex .sizing.reset-size10.size5{font-size:.433944em}.katex .fontsize-ensurer.reset-size10.size6,.katex .sizing.reset-size10.size6{font-size:.48216em}.katex .fontsize-ensurer.reset-size10.size7,.katex .sizing.reset-size10.size7{font-size:.578592em}.katex .fontsize-ensurer.reset-size10.size8,.katex .sizing.reset-size10.size8{font-size:.694311em}.katex .fontsize-ensurer.reset-size10.size9,.katex .sizing.reset-size10.size9{font-size:.833173em}.katex .fontsize-ensurer.reset-size10.size10,.katex .sizing.reset-size10.size10{font-size:1em}.katex .fontsize-ensurer.reset-size10.size11,.katex .sizing.reset-size10.size11{font-size:1.19961em}.katex .fontsize-ensurer.reset-size11.size1,.katex .sizing.reset-size11.size1{font-size:.200965em}.katex .fontsize-ensurer.reset-size11.size2,.katex .sizing.reset-size11.size2{font-size:.241158em}.katex .fontsize-ensurer.reset-size11.size3,.katex .sizing.reset-size11.size3{font-size:.281351em}.katex .fontsize-ensurer.reset-size11.size4,.katex .sizing.reset-size11.size4{font-size:.321543em}.katex .fontsize-ensurer.reset-size11.size5,.katex .sizing.reset-size11.size5{font-size:.361736em}.katex .fontsize-ensurer.reset-size11.size6,.katex .sizing.reset-size11.size6{font-size:.401929em}.katex .fontsize-ensurer.reset-size11.size7,.katex .sizing.reset-size11.size7{font-size:.482315em}.katex .fontsize-ensurer.reset-size11.size8,.katex .sizing.reset-size11.size8{font-size:.578778em}.katex .fontsize-ensurer.reset-size11.size9,.katex .sizing.reset-size11.size9{font-size:.694534em}.katex .fontsize-ensurer.reset-size11.size10,.katex .sizing.reset-size11.size10{font-size:.833601em}.katex .fontsize-ensurer.reset-size11.size11,.katex .sizing.reset-size11.size11{font-size:1em}.katex .delimsizing.size1{font-family:KaTeX_Size1}.katex .delimsizing.size2{font-family:KaTeX_Size2}.katex .delimsizing.size3{font-family:KaTeX_Size3}.katex .delimsizing.size4{font-family:KaTeX_Size4}.katex .delimsizing.mult .delim-size1>span{font-family:KaTeX_Size1}.katex .delimsizing.mult .delim-size4>span{font-family:KaTeX_Size4}.katex .nulldelimiter{width:.12em;display:inline-block}.katex .delimcenter,.katex .op-symbol{position:relative}.katex .op-symbol.small-op{font-family:KaTeX_Size1}.katex .op-symbol.large-op{font-family:KaTeX_Size2}.katex .accent>.vlist-t,.katex .op-limits>.vlist-t{text-align:center}.katex .accent .accent-body{position:relative}.katex .accent .accent-body:not(.accent-full){width:0}.katex .overlay{display:block}.katex .mtable .vertical-separator{min-width:1px;display:inline-block}.katex .mtable .arraycolsep{display:inline-block}.katex .mtable .col-align-c>.vlist-t{text-align:center}.katex .mtable .col-align-l>.vlist-t{text-align:left}.katex .mtable .col-align-r>.vlist-t{text-align:right}.katex .svg-align{text-align:left}.katex svg{fill:currentColor;stroke:currentColor;height:inherit;width:100%;display:block;position:absolute}.katex svg path{stroke:none}.katex svg{fill-rule:nonzero;fill-opacity:1;stroke-width:1px;stroke-linecap:butt;stroke-linejoin:miter;stroke-miterlimit:4;stroke-dasharray:none;stroke-dashoffset:0;stroke-opacity:1}.katex img{border-style:none;min-width:0;max-width:none;min-height:0;max-height:none}.katex .stretchy{width:100%;display:block;position:relative;overflow:hidden}.katex .stretchy:after,.katex .stretchy:before{content:""}.katex .hide-tail{width:100%;position:relative;overflow:hidden}.katex .halfarrow-left{width:50.2%;position:absolute;left:0;overflow:hidden}.katex .halfarrow-right{width:50.2%;position:absolute;right:0;overflow:hidden}.katex .brace-left{width:25.1%;position:absolute;left:0;overflow:hidden}.katex .brace-center{width:50%;position:absolute;left:25%;overflow:hidden}.katex .brace-right{width:25.1%;position:absolute;right:0;overflow:hidden}.katex .x-arrow-pad{padding:0 .5em}.katex .cd-arrow-pad{padding:0 .55556em 0 .27778em}.katex .mover,.katex .munder,.katex .x-arrow{text-align:center}.katex .boxpad{padding:0 .3em}.katex .fbox,.katex .fcolorbox{box-sizing:border-box;border:.04em solid}.katex .cancel-pad{padding:0 .2em}.katex .cancel-lap{margin-left:-.2em;margin-right:-.2em}.katex .sout{border-bottom-style:solid;border-bottom-width:.08em}.katex .angl{box-sizing:border-box;border-top:.049em solid;border-right:.049em solid;margin-right:.03889em}.katex .anglpad{padding:0 .03889em}.katex .eqn-num:before{content:"(" counter(katexEqnNo) ")";counter-increment:katexEqnNo}.katex .mml-eqn-num:before{content:"(" counter(mmlEqnNo) ")";counter-increment:mmlEqnNo}.katex .mtr-glue{width:50%}.katex .cd-vert-arrow{display:inline-block;position:relative}.katex .cd-label-left{text-align:left;display:inline-block;position:absolute;right:calc(50% + .3em)}.katex .cd-label-right{text-align:right;display:inline-block;position:absolute;left:calc(50% + .3em)}.katex-display{text-align:center;margin:1em 0;display:block}.katex-display>.katex{text-align:center;white-space:nowrap;display:block}.katex-display>.katex>.katex-html{display:block;position:relative}.katex-display>.katex>.katex-html>.tag{position:absolute;right:0}.katex-display.leqno>.katex>.katex-html>.tag{left:0;right:auto}.katex-display.fleqn>.katex{text-align:left;padding-left:2em}body{counter-reset:katexEqnNo mmlEqnNo}:root{--ink:#2b2740;--ink-soft:#6b6584;--paper:#faf8ff;--surface:#f5f2fa;--accent:#7a6ad8;--accent-rgb:122 106 216;--success:#26745b;--warning:#9a641a;--danger:#c0392b;--error:var(--danger);--surface-subtle:#f2effa;--surface-elevated:#fff;--surface-selected:#ece7f8;--surface-input:#fdfbff;--line:#e5dff0;--line-strong:#c9bee1;--control-radius:10px;--surface-radius:14px}html[data-theme=dark]{--ink:#e8e5f4;--ink-soft:#a39dbd;--paper:#17141f;--surface:#211d2e;--accent:#9d8ff0;--accent-rgb:157 143 240;--success:#79c5a5;--warning:#e3b56d;--error:var(--danger);--surface-subtle:#211d2e;--surface-elevated:#262133;--surface-selected:#322b45;--surface-input:#1d1929;--line:#342e47;--line-strong:#4a4263}*{box-sizing:border-box}html,body{width:100%;height:100%;margin:0;padding:0;overflow:hidden}html{--lightningcss-light:initial;--lightningcss-dark: ;color-scheme:light}html[data-theme=dark]{--lightningcss-light: ;--lightningcss-dark:initial;color-scheme:dark}body{min-height:100vh;color:var(--ink);background:var(--paper);font-family:ui-sans-serif,system-ui,PingFang SC,Hiragino Sans GB,Microsoft YaHei,sans-serif;font-size:15px;line-height:1.6}:focus-visible{outline:2px solid var(--accent);outline-offset:3px}.bk-link{text-underline-offset:3px;text-decoration-thickness:1px;transition:color .14s,text-decoration-thickness .14s}.bk-link:hover{color:var(--accent);text-decoration-thickness:2px}.bk-link:active{color:color-mix(in srgb, var(--accent) 78%, var(--ink))}.bk-button{min-height:44px;transition:transform .14s,box-shadow .14s,background-color .14s,border-color .14s}.bk-button-primary{box-shadow:0 1px 2px #2a21441f}.bk-button:not(:disabled):not([aria-disabled=true]):hover{transform:translateY(-1px)}.bk-button-primary:not(:disabled):not([aria-disabled=true]):hover{box-shadow:0 4px 10px #2a214429}.bk-button:not(:disabled):not([aria-disabled=true]):active{transform:translateY(0);box-shadow:inset 0 1px 2px #2a21441f}@media (prefers-reduced-motion:reduce){*,:before,:after{scroll-behavior:auto!important;transition-duration:.01ms!important;animation:none!important}}.pb-app{grid-template-columns:248px minmax(0,1fr);width:100%;height:100dvh;min-height:0;display:grid;overflow:hidden}.pb-sidebar{overscroll-behavior:contain;background:var(--surface-subtle);border-right:1px solid var(--line);flex-direction:column;gap:22px;height:100dvh;min-height:0;padding:20px 16px;display:flex;overflow-y:auto}.pb-brand{text-align:left;border-radius:var(--control-radius);min-height:56px;font:inherit;color:inherit;cursor:pointer;background:0 0;border:0;align-items:center;gap:12px;padding:6px 8px;display:flex}.pb-brand>span:last-child{min-width:0}.pb-brand strong{letter-spacing:-.025em;font-size:1.12rem;line-height:1.2;display:block}.pb-brand small{color:var(--ink-soft);letter-spacing:.015em;text-overflow:clip;white-space:nowrap;font-size:.64rem;line-height:1.35;display:block;overflow:hidden}.pb-brand:hover{background:color-mix(in srgb, var(--accent) 6%, transparent)}.pb-brand:hover .pb-brand-mark{box-shadow:0 3px 8px #2a214424}.pb-brand:active{transform:translateY(1px)}.pb-brand-mark{background:#fff;border:1px solid #14141414;border-radius:13px;flex:0 0 42px;place-items:center;width:42px;height:42px;display:grid}.pb-brand-mark img{object-fit:contain;width:31px;height:31px;display:block}.pb-sidebar nav{flex-direction:column;gap:14px;display:flex}.pb-nav-group{flex-direction:column;gap:4px;display:flex}.pb-nav-label{color:var(--ink-soft);letter-spacing:.1em;margin:8px 10px 7px;font-size:.67rem;font-weight:650;display:block}.pb-nav-item{text-align:left;width:100%;min-height:44px;color:var(--ink-soft);font:inherit;cursor:pointer;background:0 0;border:1px solid #0000;border-radius:10px;align-items:center;gap:11px;margin:0;padding:9px 12px;font-weight:520;transition:color .16s,background-color .16s,border-color .16s;display:flex;position:relative}.pb-nav-indicator{background:var(--accent);opacity:0;border-radius:999px;flex:0 0 3px;width:3px;height:18px;transition:opacity .18s,transform .18s cubic-bezier(.2,.8,.2,1);transform:scaleY(.35)}.pb-nav-item:hover{color:var(--ink);background:color-mix(in srgb, var(--accent) 7%, transparent)}.pb-nav-item:active{background:var(--surface-selected)}.pb-nav-item.is-active{color:var(--ink);background:var(--surface-selected);border-color:color-mix(in srgb, var(--accent) 18%, var(--line));font-weight:680}.pb-nav-item.is-active .pb-nav-indicator{opacity:1;transform:scaleY(1)}.pb-nav-item:focus-visible{outline-offset:3px}.pb-sidebar-note{color:var(--ink-soft);background:var(--surface-selected);border-radius:var(--surface-radius);margin-top:auto;padding:12px;font-size:.78rem;line-height:1.6}.pb-sidebar-note strong{color:var(--ink);margin-bottom:4px;font-size:.8rem;display:block}.pb-main{flex-direction:column;width:100%;min-width:0;height:100dvh;min-height:0;display:flex;overflow:hidden}.pb-topbar{background:color-mix(in srgb, var(--surface) 56%, var(--paper));border-bottom:1px solid var(--line);justify-content:space-between;align-items:center;gap:12px;min-height:60px;padding:10px 28px;display:flex}.pb-breadcrumb{color:var(--ink-soft);margin-right:auto;font-size:.85rem}.pb-sidebar-toggle{color:var(--ink-soft);place-items:center;padding:0;display:inline-grid}.pb-sidebar-toggle[aria-expanded=false]{color:var(--ink)}:root[data-sidebar=closed] .pb-app{grid-template-rows:minmax(0,1fr);grid-template-columns:minmax(0,1fr)}:root[data-sidebar=closed] .pb-sidebar,.pb-sidebar[hidden]{display:none}.pb-topbar-tools{align-items:center;gap:8px;display:flex}.pb-resume-button{min-height:34px;color:var(--accent);background:var(--surface-selected);border:1px solid var(--line);font:inherit;cursor:pointer;border-radius:9px;align-items:center;gap:7px;padding:0 11px;font-size:.8rem;transition:background-color .14s,border-color .14s;display:inline-flex}.pb-sidebar .pb-resume-button{text-align:left;flex-direction:column;align-items:flex-start;gap:3px;width:100%;padding:11px 12px;display:flex}.pb-resume-button:hover{background:color-mix(in srgb, var(--accent) 12%, var(--surface-selected));border-color:var(--line-strong)}.pb-resume-button:active{background:var(--surface-subtle)}.pb-resume-button strong{max-width:170px;color:var(--ink);text-overflow:ellipsis;white-space:nowrap;font-size:.78rem;font-weight:600;overflow:hidden}.pb-resume-button small{color:var(--ink-soft);white-space:nowrap;font-size:.72rem}.pb-tool{background:var(--surface-elevated);border:1px solid var(--line);border-radius:var(--control-radius);min-width:44px;min-height:44px;font:inherit;cursor:pointer;color:var(--ink);padding:0 10px}.pb-tool:hover,.pb-account:hover{background:var(--surface-selected);border-color:var(--line-strong)}.pb-tool:active,.pb-account:active{background:var(--surface-subtle)}.pb-account{min-height:44px;color:var(--ink);background:var(--surface-elevated);border:1px solid var(--line);font:inherit;cursor:pointer;border-radius:999px;align-items:center;gap:8px;padding:0 12px;font-size:.82rem;display:inline-flex}.pb-account>span:last-child{text-overflow:ellipsis;white-space:nowrap;max-width:22ch;overflow:hidden}.pb-content{overscroll-behavior:contain;scrollbar-gutter:stable;flex:1;min-height:0;padding:28px;overflow-y:auto}.pb-content.is-reader{padding:0;display:flex;overflow:hidden}.pb-page{flex-direction:column;gap:22px;width:min(100%,960px);margin:0 auto;padding-bottom:32px;display:flex}.pb-page-title h1{letter-spacing:-.025em;margin:0 0 5px;font-size:clamp(1.35rem,2vw,1.65rem);line-height:1.25}.pb-page-title p{margin:0}.pb-greeting{color:var(--ink-soft);align-items:center;gap:10px;margin:0;font-size:.9rem;display:flex}.pb-streak{color:var(--ink);background:var(--surface-selected);border-radius:999px;padding:2px 10px;font-size:.78rem}.pb-quiet{color:var(--ink-soft);font-size:.82rem}.pb-card{background:var(--surface-elevated);border:1px solid var(--line);border-radius:var(--surface-radius);padding:22px 24px}.pb-profile-card{flex-direction:column;gap:18px;display:flex}.pb-profile-identity{align-items:center;gap:12px;display:flex}.pb-profile-identity>div{flex-direction:column;flex:1;display:flex}.pb-profile-identity>div strong{font-size:1.05rem}.pb-profile-identity>div span,.pb-profile-resume small{color:var(--ink-soft);font-size:.8rem}.pb-profile-stats{border-top:1px solid var(--line);grid-template-columns:repeat(3,1fr);display:grid}.pb-profile-stats>div{text-align:center;flex-direction:column;gap:2px;padding:14px 8px 0;display:flex}.pb-profile-stats>div+div{border-left:1px solid var(--line)}.pb-profile-stats strong{font-size:1.25rem}.pb-profile-stats span{color:var(--ink-soft);font-size:.75rem}.pb-profile-resume{justify-content:space-between;align-items:center;gap:14px;display:flex}.pb-profile-resume>div{flex-direction:column;gap:3px;min-width:0;display:flex}.pb-profile-resume>div strong{text-overflow:ellipsis;white-space:nowrap;overflow:hidden}.pb-profile-eyebrow{color:var(--accent);font-size:.72rem}.pb-profile-section h2{margin:0 0 12px;font-size:.95rem}.pb-profile-links,.pb-profile-preferences,.pb-profile-preferences>div,.pb-profile-preferences>div>div{flex-wrap:wrap;gap:8px;display:flex}.pb-profile-preferences{flex-direction:column;gap:14px}.pb-profile-preferences>div{justify-content:space-between;align-items:center}.pb-profile-preferences>div>strong{font-size:.85rem}.pb-hero{background:0 0;justify-content:space-between;align-items:center;gap:18px;min-height:132px;padding:8px 4px;display:flex}.pb-hero-copy{min-width:0}.pb-hero h1{letter-spacing:-.035em;max-width:740px;margin:8px 0 7px;font-size:clamp(1.65rem,3.1vw,2.15rem);line-height:1.22}.pb-hero p{max-width:680px;color:var(--ink-soft);margin:0;font-size:.96rem;line-height:1.7}.pb-eyebrow{color:var(--accent);background:var(--surface-elevated);border:1px solid var(--line);letter-spacing:.06em;border-radius:999px;padding:3px 10px;font-size:.72rem;display:inline-block}.pb-dropzone{text-align:left;border-style:solid;border-color:var(--line)}.pb-dropzone h2{margin:0 0 6px;font-size:1.05rem}.pb-dropzone p{color:var(--ink-soft);margin:0 0 12px;font-size:.85rem}.pb-dropzone small{color:var(--ink-soft);margin-top:12px;font-size:.76rem;display:block}.pb-dropzone.is-disabled{opacity:.6}.pb-dropzone-status{color:var(--accent);margin:10px 0 0;font-size:.82rem}.pb-start-steps{color:var(--ink-soft);flex-wrap:wrap;align-items:center;gap:10px 22px;margin:-4px 0 0;padding:0;font-size:.82rem;list-style:none;display:flex}.pb-start-steps li{align-items:center;gap:8px;display:inline-flex}.pb-start-steps li span{border:1px solid var(--line-strong);width:22px;height:22px;color:var(--ink);border-radius:50%;place-items:center;font-size:.72rem;display:grid}.pb-paper-grid{grid-template-columns:repeat(auto-fill,minmax(260px,1fr));gap:14px;display:grid}.pb-paper-card h3{overflow-wrap:anywhere;margin:0 0 6px;font-size:.98rem;line-height:1.45}.pb-paper-actions{gap:8px;margin-top:12px;display:flex}.pb-shelf-title{margin:0 0 12px;font-size:1.02rem}.pb-sample-list{flex-direction:column;display:flex}.pb-sample-row{border-top:1px solid var(--line);grid-template-columns:minmax(0,1fr) auto;align-items:center;gap:16px;padding:16px 0;display:grid}.pb-sample-row:first-child{border-top:0}.pb-sample-row h3{overflow-wrap:anywhere;margin:6px 0 3px;font-size:.98rem;line-height:1.45}.pb-sample-row p{margin:0}.pb-empty{text-align:center;color:var(--ink-soft)}.pb-empty p{margin:0 0 12px}.pb-note-feed{flex-direction:column;gap:10px;display:flex}.pb-shared-note header{align-items:center;gap:8px;margin-bottom:8px;font-size:.85rem;display:flex}.pb-note-feed p{overflow-wrap:anywhere;margin:0 0 6px}.pb-notes-switcher{flex-wrap:wrap;gap:8px;display:flex}.pb-note-card-actions{align-items:center;gap:16px;margin-top:8px;display:flex}.pb-note-card-actions .pb-note-archive{white-space:nowrap;flex:none;margin:0}.pb-note-card-actions .pb-visibility-control{flex:auto;max-width:240px}.pb-compare-pickers{grid-template-columns:1fr 1fr auto;align-items:end;gap:14px;display:grid}.pb-compare-pickers label{flex-direction:column;gap:6px;display:flex}.pb-compare-pickers select{min-height:44px;color:var(--ink);background:var(--surface-input);border:1px solid var(--line-strong);border-radius:var(--control-radius);font:inherit;padding:0 10px}.pb-compare-result table{border-collapse:collapse;width:100%;margin:10px 0 14px}.pb-compare-result th,.pb-compare-result td{text-align:left;vertical-align:top;border-bottom:1px solid var(--line);padding:10px 12px;font-size:.86rem;line-height:1.6}.pb-compare-result thead th{color:var(--ink-soft);letter-spacing:.04em;font-size:.78rem}.pb-compare-result tbody th{width:110px;color:var(--accent);font-weight:650}@media (max-width:780px){.pb-compare-pickers{grid-template-columns:1fr}}.pb-login-row{gap:8px;margin-top:10px;display:flex}.pb-login-row input{min-height:44px;color:var(--ink);background:var(--surface-input);border:1px solid var(--line-strong);border-radius:var(--control-radius);font:inherit;flex:1;padding:0 12px}@media (max-width:780px){.pb-app{grid-template-rows:auto minmax(0,1fr);grid-template-columns:minmax(0,1fr)}.pb-sidebar{border-right:0;border-bottom:1px solid var(--line);flex-flow:wrap;align-items:center;gap:8px 14px;height:auto;max-height:28dvh;padding:10px 14px}.pb-sidebar nav{flex-flow:row;gap:6px;min-width:0;max-width:100%;padding:2px;display:flex;overflow-x:auto}.pb-nav-group{display:contents}.pb-sidebar .pb-nav-item{white-space:nowrap;flex:none;width:auto;min-height:44px;padding:8px 11px}.pb-nav-indicator{flex-basis:2px;width:2px;height:15px}.pb-sidebar-note,.pb-nav-label{display:none}.pb-topbar{min-height:54px;padding:6px 14px}.pb-content{padding:20px 16px}.pb-content.is-reader{padding:0}.pb-main{height:auto;min-height:0}.pb-hero{gap:10px;min-height:0;padding:0}.pb-hero h1{font-size:1.55rem}.pb-resume-button{min-height:40px;padding:0 8px;font-size:.75rem}.pb-sidebar .pb-resume-button{flex:1 0 100%;order:3;justify-content:flex-start;max-width:100%;margin:0;padding:7px 10px}.pb-resume-button strong{max-width:44vw}}@media (max-width:560px){.pb-sidebar{max-height:24dvh}.pb-brand{min-height:44px}.pb-brand-mark{flex-basis:36px;width:36px;height:36px}.pb-brand-mark img{width:27px;height:27px}.pb-brand small{font-size:.6rem}.pb-account>span:last-child{max-width:12ch}.pb-sidebar nav{flex:1 0 100%}.pb-sidebar .pb-resume-button{flex:1 0 100%;order:3;justify-content:flex-start;max-width:100%;margin:0;padding:7px 10px}.pb-content{padding:16px 12px}.pb-page{gap:18px}.pb-card{padding:18px 16px}.pb-sample-row{grid-template-columns:minmax(0,1fr);gap:10px}}