.home{max-width:1320px;margin:0 auto;padding:clamp(18px,4vw,44px) var(--page-inset, clamp(16px, 3vw, 32px)) 48px;display:grid;grid-template-columns:repeat(12,minmax(0,1fr));gap:34px}.hero{grid-column:1 / 7;text-align:left;display:grid;justify-items:start;gap:16px;padding-top:0}.hero-overline{margin:0;font-size:11px;letter-spacing:var(--ls-3);color:var(--muted)}.hero-title{margin:0;font-family:var(--font-display);font-weight:400;font-size:clamp(var(--fs-36),4.5vw,var(--fs-64));line-height:var(--lh-64);letter-spacing:var(--ls-2);text-wrap:balance}.hero-title-main{color:#fff}.hero-title-dim{color:#ffffff8c}.hero-sub{margin:0;max-width:34em;color:var(--muted);line-height:var(--lh-15);font-size:var(--fs-15)}.hero-cta{margin-top:64px;display:grid;gap:12px;justify-items:start}.hero-spec{margin:0;font-size:var(--fs-12);letter-spacing:var(--ls-1);color:#e8eef766}.starmap{position:relative;grid-column:4 / 13;margin-right:-24px;padding:20px 20px 10px;overflow:hidden;background-image:radial-gradient(60% 46% at 52% 42%,rgba(76,158,255,.08),transparent 70%)}.starmap-head{position:relative;z-index:1;display:flex;align-items:center;justify-content:space-between;gap:12px;flex-wrap:wrap;margin-bottom:6px}.map-scroll{overflow-x:auto;overscroll-behavior-x:contain}.map-scroll svg{display:block;width:100%;height:auto}.map-hint{display:flex;justify-content:center;align-items:center;gap:10px;flex-wrap:wrap;padding:10px 0 8px}.map-hint-note{font-size:var(--fs-12);letter-spacing:var(--ls-1);color:#e8eef766}.map-frame{fill:#0a122040;stroke:#8fa3bf29}.map-equator{stroke:#8fa3bf1f;stroke-dasharray:2 10}.map-tick{stroke:#8fa3bf29}.map-tick.major{stroke:#8fa3bf52}.map-tick-num{font-family:var(--font-mono);font-size:9px;fill:#8fa3bf99;letter-spacing:var(--ls-2)}.map-note{font-family:var(--font-mono);font-size:10px;fill:#8fa3bfb8;letter-spacing:var(--ls-3)}.deco-star{fill:#cfe0f5}.plus-mark{stroke:#8fa3bf47;stroke-width:1}.zone-halo{pointer-events:none}.ch-path{fill:none;stroke-opacity:.32;stroke-width:1.3;stroke-linejoin:round;stroke-linecap:round}.ch-handoff{stroke:#4c9eff;stroke-opacity:.18;stroke-width:1;stroke-dasharray:3 9}.ch-tag{font-family:var(--font-mono);font-size:11px;letter-spacing:var(--ls-3);text-anchor:middle}.ch-name{font-family:var(--font-display);font-weight:400;font-size:var(--fs-20);fill:#e4ebf766;letter-spacing:var(--ls-2);text-anchor:middle}.ch-label.is-current .ch-name{fill:#fff;font-size:var(--fs-27)}.ch-en{font-family:var(--font-mono);font-size:9.5px;fill:#8fa3bf8c;letter-spacing:var(--ls-3);text-anchor:middle}.star-node{--c: var(--ice)}.star-link{outline:none;cursor:pointer}.star-hit{fill:transparent}.star-body{transform-box:fill-box;transform-origin:center;transition:transform var(--dur-1) var(--ease-enter)}.star-halo{fill:none;stroke:var(--c);stroke-width:1;stroke-dasharray:2 6;opacity:.15}.star-glow{opacity:.22}.star-node.is-current .star-halo{opacity:.55}.star-node.is-current .star-glow{opacity:.5}.star-core{fill:#f5faff}.star-label text{pointer-events:none}.star-num{font-family:var(--font-mono);font-size:10.5px;fill:#8fa3bfbf;letter-spacing:var(--ls-2);text-anchor:middle;transition:fill var(--dur-1) var(--ease-enter)}.star-title{font-family:var(--font-body);font-weight:500;font-size:11.5px;fill:var(--muted);letter-spacing:var(--ls-1);text-anchor:middle;transition:fill var(--dur-1) var(--ease-enter)}.star-node:hover .star-body,.star-link:focus-visible .star-body{transform:scale(1.08)}.star-node:hover .star-num,.star-link:focus-visible .star-num{fill:var(--text)}.star-node:hover .star-title,.star-link:focus-visible .star-title{fill:var(--text)}@media (max-width: 900px){.home{grid-template-columns:1fr;gap:24px}.hero,.starmap{grid-column:auto}.starmap{margin-right:0;padding:14px 12px 8px}.map-scroll svg{min-width:1080px}.hero-sub{font-size:var(--fs-13-5)}}.lesson{max-width:980px;margin:0 auto;padding:clamp(20px,3.5vw,42px) clamp(16px,3vw,30px) 64px;display:grid;gap:30px}.lesson-head{display:grid;gap:10px;justify-items:start}.lesson-kicker{display:flex;align-items:center;justify-content:space-between;gap:12px;width:100%;flex-wrap:wrap}.lesson-progress{font-size:10px;letter-spacing:var(--ls-3);color:#8fa3bf99}.lesson-title{margin:4px 0 0;font-family:var(--font-display);font-weight:400;font-size:clamp(30px,4.4vw,var(--fs-48));line-height:var(--lh-48)}.lesson-en{margin:0;font-size:11px;letter-spacing:var(--ls-3);text-transform:uppercase;color:var(--muted)}.lesson-rule{position:relative;height:1px;width:100%;margin-top:10px;background:linear-gradient(90deg,rgba(255,180,84,.55),rgba(76,158,255,.3) 42%,transparent 92%)}.lesson-rule:before,.lesson-rule:after{content:"";position:absolute;top:-2px;width:1px;height:5px;background:#ffb45499}.lesson-rule:before{left:0}.lesson-rule:after{left:12px;opacity:.5}.lesson-body{display:grid;gap:36px;min-width:0}.lesson-sec{display:grid;gap:18px}.lesson-sec-head{display:flex;align-items:baseline;gap:14px}.lesson-sec-no{font-size:12px;letter-spacing:var(--ls-3);color:var(--amber)}.lesson-sec-title{margin:0;font-family:var(--font-display);font-weight:400;font-size:var(--fs-27);line-height:var(--lh-27);letter-spacing:var(--ls-2)}.lesson-sec-en{font-size:9.5px;letter-spacing:var(--ls-3);text-transform:uppercase;color:#8fa3bfa8}.lesson-sec-line{flex:1;height:1px;align-self:center;background:linear-gradient(90deg,var(--line-strong),transparent 88%)}.lesson-sec-fig{font-size:10px;letter-spacing:var(--ls-3);color:#8fa3bfd9;white-space:nowrap}.lesson-prose{margin:0;display:grid;gap:12px;max-width:600px;color:#e8eef7eb;line-height:var(--lh-15);font-size:var(--fs-15)}.lesson-prose p{margin:0}.lesson-prose strong{color:#f2ede3;font-weight:600}.lesson-prose em{color:#c7d3e4;font-style:normal;font-family:var(--font-mono);font-size:.92em}.try-box{padding:20px 24px 22px;display:grid;gap:14px;border-left:2px solid rgba(255,180,84,.65)}.try-list{margin:0;padding:0;list-style:none;display:grid;gap:10px}.try-list li{display:flex;gap:12px;align-items:baseline;color:#e8eef7eb;line-height:1.9}.try-list li:before{content:attr(data-no);flex:none;display:inline-flex;align-items:center;justify-content:center;width:22px;height:22px;border:1px solid rgba(255,180,84,.5);border-radius:50%;color:var(--amber);font-family:var(--font-mono);font-size:11px;transform:translateY(3px)}.truth-panel{display:grid;gap:18px;padding:clamp(20px,2.8vw,30px);border-left:2px solid rgba(255,180,84,.7);background-image:linear-gradient(180deg,#ffb4540d,#ffb45400 42%),linear-gradient(180deg,#e8eef70d,#e8eef700 38%)}.truth-head{display:flex;flex-wrap:wrap;align-items:center;gap:12px}.truth-head p{margin:0;flex:1;min-width:240px;font-size:12.5px;color:var(--muted);line-height:1.8}.truth-grid{display:grid;grid-template-columns:1fr 1fr;gap:14px}.truth-item{display:grid;gap:12px;padding:16px 18px 18px;border:1px solid var(--line);border-radius:12px;background:#0a122080;transition:border-color var(--dur-1) var(--ease-enter)}.truth-item:hover{border-color:#ffb45466}.truth-q{display:inline-flex;align-items:center;gap:8px;width:fit-content;padding:3px 11px;border:1px solid rgba(248,113,113,.5);border-radius:999px;font-size:10px;letter-spacing:var(--ls-3);color:var(--err);text-transform:uppercase}.truth-q:before{content:"";width:5px;height:5px;border-radius:50%;background:var(--err)}.truth-item h3{margin:0;font-family:var(--font-display);font-weight:400;font-size:var(--fs-20);letter-spacing:var(--ls-2);line-height:var(--lh-20);color:var(--text)}.truth-item .lesson-prose{font-size:var(--fs-13-5);line-height:var(--lh-13-5)}.truth-item .lesson-prose p+p{margin-top:10px}.truth-keyword{font-family:var(--font-mono);font-size:.92em;color:var(--ice)}.lesson-nav{display:grid;grid-template-columns:1fr 1fr;gap:14px}.lesson-nav-card{display:grid;gap:5px;padding:16px 18px;border:1px solid var(--line);border-radius:var(--radius);background:#13233c8c;text-decoration:none;transition:border-color var(--dur-1) var(--ease-enter)}.lesson-nav-card.is-next{text-align:right}.lesson-nav-card.is-prev:hover{border-color:#4c9eff8c}.lesson-nav-card.is-next:hover{border-color:#ffb4548c}.lesson-nav-label{font-size:9.5px;letter-spacing:var(--ls-3);color:var(--muted)}.lesson-nav-title{display:flex;align-items:baseline;gap:9px;font-family:var(--font-display);font-weight:400;font-size:var(--fs-20);letter-spacing:var(--ls-2);line-height:var(--lh-20);color:var(--text)}.is-next .lesson-nav-title{justify-content:flex-end}.lesson-nav-num{font-size:11px;color:var(--amber)}.lesson-nav-en{font-size:9px;letter-spacing:var(--ls-3);text-transform:uppercase;color:#8fa3bf99;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}@media (max-width: 720px){.lesson-nav,.truth-grid{grid-template-columns:1fr}.lesson-nav-card.is-next{text-align:left}.is-next .lesson-nav-title{justify-content:flex-start}}@font-face{font-display:block;font-family:KaTeX_AMS;font-style:normal;font-weight:400;src:url(./KaTeX_AMS-Regular-BQhdFMY1.woff2) format("woff2"),url(./KaTeX_AMS-Regular-DMm9YOAa.woff) format("woff"),url(./KaTeX_AMS-Regular-DRggAlZN.ttf) format("truetype")}@font-face{font-display:block;font-family:KaTeX_Caligraphic;font-style:normal;font-weight:700;src:url(./KaTeX_Caligraphic-Bold-Dq_IR9rO.woff2) format("woff2"),url(./KaTeX_Caligraphic-Bold-BEiXGLvX.woff) format("woff"),url(./KaTeX_Caligraphic-Bold-ATXxdsX0.ttf) format("truetype")}@font-face{font-display:block;font-family:KaTeX_Caligraphic;font-style:normal;font-weight:400;src:url(./KaTeX_Caligraphic-Regular-Di6jR-x-.woff2) format("woff2"),url(./KaTeX_Caligraphic-Regular-CTRA-rTL.woff) format("woff"),url(./KaTeX_Caligraphic-Regular-wX97UBjC.ttf) format("truetype")}@font-face{font-display:block;font-family:KaTeX_Fraktur;font-style:normal;font-weight:700;src:url(./KaTeX_Fraktur-Bold-CL6g_b3V.woff2) format("woff2"),url(./KaTeX_Fraktur-Bold-BsDP51OF.woff) format("woff"),url(./KaTeX_Fraktur-Bold-BdnERNNW.ttf) format("truetype")}@font-face{font-display:block;font-family:KaTeX_Fraktur;font-style:normal;font-weight:400;src:url(./KaTeX_Fraktur-Regular-CTYiF6lA.woff2) format("woff2"),url(./KaTeX_Fraktur-Regular-Dxdc4cR9.woff) format("woff"),url(./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(./KaTeX_Main-Bold-Cx986IdX.woff2) format("woff2"),url(./KaTeX_Main-Bold-Jm3AIy58.woff) format("woff"),url(./KaTeX_Main-Bold-waoOVXN0.ttf) format("truetype")}@font-face{font-display:block;font-family:KaTeX_Main;font-style:italic;font-weight:700;src:url(./KaTeX_Main-BoldItalic-DxDJ3AOS.woff2) format("woff2"),url(./KaTeX_Main-BoldItalic-SpSLRI95.woff) format("woff"),url(./KaTeX_Main-BoldItalic-DzxPMmG6.ttf) format("truetype")}@font-face{font-display:block;font-family:KaTeX_Main;font-style:italic;font-weight:400;src:url(./KaTeX_Main-Italic-NWA7e6Wa.woff2) format("woff2"),url(./KaTeX_Main-Italic-BMLOBm91.woff) format("woff"),url(./KaTeX_Main-Italic-3WenGoN9.ttf) format("truetype")}@font-face{font-display:block;font-family:KaTeX_Main;font-style:normal;font-weight:400;src:url(./KaTeX_Main-Regular-B22Nviop.woff2) format("woff2"),url(./KaTeX_Main-Regular-Dr94JaBh.woff) format("woff"),url(./KaTeX_Main-Regular-ypZvNtVU.ttf) format("truetype")}@font-face{font-display:block;font-family:KaTeX_Math;font-style:italic;font-weight:700;src:url(./KaTeX_Math-BoldItalic-CZnvNsCZ.woff2) format("woff2"),url(./KaTeX_Math-BoldItalic-iY-2wyZ7.woff) format("woff"),url(./KaTeX_Math-BoldItalic-B3XSjfu4.ttf) format("truetype")}@font-face{font-display:block;font-family:KaTeX_Math;font-style:italic;font-weight:400;src:url(./KaTeX_Math-Italic-t53AETM-.woff2) format("woff2"),url(./KaTeX_Math-Italic-DA0__PXp.woff) format("woff"),url(./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(./KaTeX_SansSerif-Bold-D1sUS0GD.woff2) format("woff2"),url(./KaTeX_SansSerif-Bold-DbIhKOiC.woff) format("woff"),url(./KaTeX_SansSerif-Bold-CFMepnvq.ttf) format("truetype")}@font-face{font-display:block;font-family:KaTeX_SansSerif;font-style:italic;font-weight:400;src:url(./KaTeX_SansSerif-Italic-C3H0VqGB.woff2) format("woff2"),url(./KaTeX_SansSerif-Italic-DN2j7dab.woff) format("woff"),url(./KaTeX_SansSerif-Italic-YYjJ1zSn.ttf) format("truetype")}@font-face{font-display:block;font-family:KaTeX_SansSerif;font-style:normal;font-weight:400;src:url(./KaTeX_SansSerif-Regular-DDBCnlJ7.woff2) format("woff2"),url(./KaTeX_SansSerif-Regular-CS6fqUqJ.woff) format("woff"),url(./KaTeX_SansSerif-Regular-BNo7hRIc.ttf) format("truetype")}@font-face{font-display:block;font-family:KaTeX_Script;font-style:normal;font-weight:400;src:url(./KaTeX_Script-Regular-D3wIWfF6.woff2) format("woff2"),url(./KaTeX_Script-Regular-D5yQViql.woff) format("woff"),url(./KaTeX_Script-Regular-C5JkGWo-.ttf) format("truetype")}@font-face{font-display:block;font-family:KaTeX_Size1;font-style:normal;font-weight:400;src:url(./KaTeX_Size1-Regular-mCD8mA8B.woff2) format("woff2"),url(./KaTeX_Size1-Regular-C195tn64.woff) format("woff"),url(./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(./KaTeX_Size2-Regular-Dy4dx90m.woff2) format("woff2"),url(./KaTeX_Size2-Regular-oD1tc_U0.woff) format("woff"),url(./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,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) format("woff2"),url(./KaTeX_Size3-Regular-CTq5MqoE.woff) format("woff"),url(./KaTeX_Size3-Regular-DgpXs0kz.ttf) format("truetype")}@font-face{font-display:block;font-family:KaTeX_Size4;font-style:normal;font-weight:400;src:url(./KaTeX_Size4-Regular-Dl5lxZxV.woff2) format("woff2"),url(./KaTeX_Size4-Regular-BF-4gkZK.woff) format("woff"),url(./KaTeX_Size4-Regular-DWFBv043.ttf) format("truetype")}@font-face{font-display:block;font-family:KaTeX_Typewriter;font-style:normal;font-weight:400;src:url(./KaTeX_Typewriter-Regular-CO6r4hn1.woff2) format("woff2"),url(./KaTeX_Typewriter-Regular-C0xS9mPB.woff) format("woff"),url(./KaTeX_Typewriter-Regular-D3Ib7_Hf.ttf) format("truetype")}.katex{font: 1.21em KaTeX_Main,Times New Roman,serif;line-height:1.2;position:relative;text-indent:0;text-rendering:auto}.katex *{-ms-high-contrast-adjust:none!important;border-color:currentColor}.katex .katex-version:after{content:"0.16.47"}.katex .katex-mathml{border:0;-webkit-clip-path:inset(50%);clip-path:inset(50%);height:1px;overflow:hidden;padding:0;position:absolute;width:1px}.katex .katex-html>.newline{display:block}.katex .base{position:relative;white-space:nowrap;width:-webkit-min-content;width:-moz-min-content;width:min-content}.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;display:inline-table;table-layout:fixed}.katex .vlist-r{display:table-row}.katex .vlist{display:table-cell;position:relative;vertical-align:bottom}.katex .vlist>span{display:block;height:0;position:relative}.katex .vlist>span>span{display:inline-block}.katex .vlist>span>.pstrut{overflow:hidden;width:0}.katex .vlist-t2{margin-right:-2px}.katex .vlist-s{display:table-cell;font-size:1px;min-width:2px;vertical-align:bottom;width:2px}.katex .vbox{align-items:baseline;display:inline-flex;flex-direction:column}.katex .hbox{width:100%}.katex .hbox,.katex .thinbox{display:inline-flex;flex-direction:row}.katex .thinbox{max-width:0;width:0}.katex .msupsub{text-align:left}.katex .mfrac>span>span{text-align:center}.katex .mfrac .frac-line{border-bottom-style:solid;display:inline-block;width:100%}.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{display:inline;line-height:0}.katex .clap,.katex .llap,.katex .rlap{position:relative;width:0}.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;display:inline-block;width:100%}.katex .hdashline{border-bottom-style:dashed;display:inline-block;width:100%}.katex .sqrt>.root{margin-left:.2777777778em;margin-right:-.5555555556em}.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:.8333333333em}.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:1.1666666667em}.katex .fontsize-ensurer.reset-size2.size4,.katex .sizing.reset-size2.size4{font-size:1.3333333333em}.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:1.6666666667em}.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:3.4566666667em}.katex .fontsize-ensurer.reset-size2.size11,.katex .sizing.reset-size2.size11{font-size:4.1466666667em}.katex .fontsize-ensurer.reset-size3.size1,.katex .sizing.reset-size3.size1{font-size:.7142857143em}.katex .fontsize-ensurer.reset-size3.size2,.katex .sizing.reset-size3.size2{font-size:.8571428571em}.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:1.1428571429em}.katex .fontsize-ensurer.reset-size3.size5,.katex .sizing.reset-size3.size5{font-size:1.2857142857em}.katex .fontsize-ensurer.reset-size3.size6,.katex .sizing.reset-size3.size6{font-size:1.4285714286em}.katex .fontsize-ensurer.reset-size3.size7,.katex .sizing.reset-size3.size7{font-size:1.7142857143em}.katex .fontsize-ensurer.reset-size3.size8,.katex .sizing.reset-size3.size8{font-size:2.0571428571em}.katex .fontsize-ensurer.reset-size3.size9,.katex .sizing.reset-size3.size9{font-size:2.4685714286em}.katex .fontsize-ensurer.reset-size3.size10,.katex .sizing.reset-size3.size10{font-size:2.9628571429em}.katex .fontsize-ensurer.reset-size3.size11,.katex .sizing.reset-size3.size11{font-size:3.5542857143em}.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:.5555555556em}.katex .fontsize-ensurer.reset-size5.size2,.katex .sizing.reset-size5.size2{font-size:.6666666667em}.katex .fontsize-ensurer.reset-size5.size3,.katex .sizing.reset-size5.size3{font-size:.7777777778em}.katex .fontsize-ensurer.reset-size5.size4,.katex .sizing.reset-size5.size4{font-size:.8888888889em}.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:1.1111111111em}.katex .fontsize-ensurer.reset-size5.size7,.katex .sizing.reset-size5.size7{font-size:1.3333333333em}.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:2.3044444444em}.katex .fontsize-ensurer.reset-size5.size11,.katex .sizing.reset-size5.size11{font-size:2.7644444444em}.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:.4166666667em}.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:.5833333333em}.katex .fontsize-ensurer.reset-size7.size4,.katex .sizing.reset-size7.size4{font-size:.6666666667em}.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:.8333333333em}.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:1.7283333333em}.katex .fontsize-ensurer.reset-size7.size11,.katex .sizing.reset-size7.size11{font-size:2.0733333333em}.katex .fontsize-ensurer.reset-size8.size1,.katex .sizing.reset-size8.size1{font-size:.3472222222em}.katex .fontsize-ensurer.reset-size8.size2,.katex .sizing.reset-size8.size2{font-size:.4166666667em}.katex .fontsize-ensurer.reset-size8.size3,.katex .sizing.reset-size8.size3{font-size:.4861111111em}.katex .fontsize-ensurer.reset-size8.size4,.katex .sizing.reset-size8.size4{font-size:.5555555556em}.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:.6944444444em}.katex .fontsize-ensurer.reset-size8.size7,.katex .sizing.reset-size8.size7{font-size:.8333333333em}.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:1.4402777778em}.katex .fontsize-ensurer.reset-size8.size11,.katex .sizing.reset-size8.size11{font-size:1.7277777778em}.katex .fontsize-ensurer.reset-size9.size1,.katex .sizing.reset-size9.size1{font-size:.2893518519em}.katex .fontsize-ensurer.reset-size9.size2,.katex .sizing.reset-size9.size2{font-size:.3472222222em}.katex .fontsize-ensurer.reset-size9.size3,.katex .sizing.reset-size9.size3{font-size:.4050925926em}.katex .fontsize-ensurer.reset-size9.size4,.katex .sizing.reset-size9.size4{font-size:.462962963em}.katex .fontsize-ensurer.reset-size9.size5,.katex .sizing.reset-size9.size5{font-size:.5208333333em}.katex .fontsize-ensurer.reset-size9.size6,.katex .sizing.reset-size9.size6{font-size:.5787037037em}.katex .fontsize-ensurer.reset-size9.size7,.katex .sizing.reset-size9.size7{font-size:.6944444444em}.katex .fontsize-ensurer.reset-size9.size8,.katex .sizing.reset-size9.size8{font-size:.8333333333em}.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:1.2002314815em}.katex .fontsize-ensurer.reset-size9.size11,.katex .sizing.reset-size9.size11{font-size:1.4398148148em}.katex .fontsize-ensurer.reset-size10.size1,.katex .sizing.reset-size10.size1{font-size:.2410800386em}.katex .fontsize-ensurer.reset-size10.size2,.katex .sizing.reset-size10.size2{font-size:.2892960463em}.katex .fontsize-ensurer.reset-size10.size3,.katex .sizing.reset-size10.size3{font-size:.337512054em}.katex .fontsize-ensurer.reset-size10.size4,.katex .sizing.reset-size10.size4{font-size:.3857280617em}.katex .fontsize-ensurer.reset-size10.size5,.katex .sizing.reset-size10.size5{font-size:.4339440694em}.katex .fontsize-ensurer.reset-size10.size6,.katex .sizing.reset-size10.size6{font-size:.4821600771em}.katex .fontsize-ensurer.reset-size10.size7,.katex .sizing.reset-size10.size7{font-size:.5785920926em}.katex .fontsize-ensurer.reset-size10.size8,.katex .sizing.reset-size10.size8{font-size:.6943105111em}.katex .fontsize-ensurer.reset-size10.size9,.katex .sizing.reset-size10.size9{font-size:.8331726133em}.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:1.1996142719em}.katex .fontsize-ensurer.reset-size11.size1,.katex .sizing.reset-size11.size1{font-size:.2009646302em}.katex .fontsize-ensurer.reset-size11.size2,.katex .sizing.reset-size11.size2{font-size:.2411575563em}.katex .fontsize-ensurer.reset-size11.size3,.katex .sizing.reset-size11.size3{font-size:.2813504823em}.katex .fontsize-ensurer.reset-size11.size4,.katex .sizing.reset-size11.size4{font-size:.3215434084em}.katex .fontsize-ensurer.reset-size11.size5,.katex .sizing.reset-size11.size5{font-size:.3617363344em}.katex .fontsize-ensurer.reset-size11.size6,.katex .sizing.reset-size11.size6{font-size:.4019292605em}.katex .fontsize-ensurer.reset-size11.size7,.katex .sizing.reset-size11.size7{font-size:.4823151125em}.katex .fontsize-ensurer.reset-size11.size8,.katex .sizing.reset-size11.size8{font-size:.578778135em}.katex .fontsize-ensurer.reset-size11.size9,.katex .sizing.reset-size11.size9{font-size:.6945337621em}.katex .fontsize-ensurer.reset-size11.size10,.katex .sizing.reset-size11.size10{font-size:.8336012862em}.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{display:inline-block;width:.12em}.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{display:inline-block;min-width:1px}.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;display:block;height:inherit;position:absolute;width:100%}.katex svg path{stroke:none}.katex svg{fill-rule:nonzero;fill-opacity:1;stroke-width:1;stroke-linecap:butt;stroke-linejoin:miter;stroke-miterlimit:4;stroke-dasharray:none;stroke-dashoffset:0;stroke-opacity:1}.katex img{border-style:none;max-height:none;max-width:none;min-height:0;min-width:0}.katex .stretchy{display:block;overflow:hidden;position:relative;width:100%}.katex .stretchy:after,.katex .stretchy:before{content:""}.katex .hide-tail{overflow:hidden;position:relative;width:100%}.katex .halfarrow-left{left:0;overflow:hidden;position:absolute;width:50.2%}.katex .halfarrow-right{overflow:hidden;position:absolute;right:0;width:50.2%}.katex .brace-left{left:0;overflow:hidden;position:absolute;width:25.1%}.katex .brace-center{left:25%;overflow:hidden;position:absolute;width:50%}.katex .brace-right{overflow:hidden;position:absolute;right:0;width:25.1%}.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{border:.04em solid;box-sizing:border-box}.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{border-right:.049em solid;border-top:.049em solid;box-sizing:border-box;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{display:inline-block;position:absolute;right:calc(50% + .3em);text-align:left}.katex .cd-label-right{display:inline-block;left:calc(50% + .3em);position:absolute;text-align:right}.katex-display{display:block;margin:1em 0;text-align:center}.katex-display>.katex{display:block;text-align:center;white-space:nowrap}.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{padding-left:2em;text-align:left}body{counter-reset:katexEqnNo mmlEqnNo}.codeblock{position:relative;margin:0;overflow:hidden}.codeblock-bar{display:flex;align-items:center;gap:12px;padding:11px 16px;border-bottom:1px solid var(--line);background:#0a122073}.codeblock-dots{display:inline-flex;gap:7px;flex:none}.codeblock-dots i{width:11px;height:11px;border-radius:50%;background:var(--err)}.codeblock-dots i:nth-child(2){background:var(--amber)}.codeblock-dots i:nth-child(3){background:var(--ok)}.codeblock-title{flex:1;min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;font-size:11px;letter-spacing:.16em;color:var(--muted)}.codeblock-lang{flex:none;padding:2px 8px;border:1px solid rgba(255,180,84,.4);border-radius:6px;color:var(--amber);font-size:9.5px;letter-spacing:.22em}.codeblock-pre{margin:0;padding:18px 20px;overflow:auto;background:linear-gradient(180deg,#e8eef708,#e8eef700 40%),#070d198c;font-family:var(--font-mono);font-size:13px;line-height:1.78;-moz-tab-size:2;tab-size:2}.codeblock-pre code{display:block;min-width:fit-content;font-family:inherit;color:var(--text);white-space:pre}.codeblock-pre:focus-visible{outline:none;box-shadow:inset 0 0 0 1px #4c9eff8c}.codeblock .token.comment,.codeblock .token.prolog,.codeblock .token.cdata,.codeblock .token.doctype{color:#8fa3bfb8;font-style:italic}.codeblock .token.punctuation{color:#8fa3bfd9}.codeblock .token.keyword,.codeblock .token.important,.codeblock .token.atrule,.codeblock .token.rule{color:var(--amber);font-weight:600}.codeblock .token.boolean,.codeblock .token.class-name,.codeblock .token.maybe-class-name,.codeblock .token.builtin{color:var(--v5)}.codeblock .token.string,.codeblock .token.char,.codeblock .token.attr-value,.codeblock .token.regex,.codeblock .token.template-string,.codeblock .token.string-interpolation{color:var(--ok)}.codeblock .token.number,.codeblock .token.constant,.codeblock .token.symbol{color:var(--v5)}.codeblock .token.function,.codeblock .token.method,.codeblock .token.attr-name,.codeblock .token.selector{color:var(--ice)}.codeblock .token.operator,.codeblock .token.entity,.codeblock .token.url,.codeblock .token.arrow,.codeblock .token.spread{color:#4c9effd1}.codeblock .token.variable,.codeblock .token.parameter,.codeblock .token.property,.codeblock .token.tag{color:var(--text)}.codeblock .token.deleted{color:var(--err)}.codeblock .token.inserted{color:var(--ok)}.codeblock .token.namespace{opacity:.72}.codeblock .token.bold{font-weight:700}.codeblock .token.italic{font-style:italic}:root{--isb-w: clamp(340px, 38vw, 560px)}.isb{position:fixed;top:0;right:0;bottom:0;z-index:60;width:var(--isb-w);display:flex;flex-direction:column;padding:clamp(16px,2vh,24px) clamp(18px,1.8vw,28px) clamp(12px,1.6vh,18px);color:var(--text);border-radius:22px 0 0 22px;background-image:linear-gradient(196deg,#ffb4540d,#ffb45400 26%),linear-gradient(180deg,#e8eef70d,#e8eef700 30%);background-color:#060b1699;-webkit-backdrop-filter:blur(20px) saturate(1.25);backdrop-filter:blur(20px) saturate(1.25);box-shadow:-26px 0 70px #02060e8c,0 0 0 1px #ffb45412;transform:translate(0);transition:transform var(--dur-2) var(--ease-enter),box-shadow var(--dur-2) var(--ease-enter);animation:isbIn var(--dur-2) var(--ease-enter) backwards}@keyframes isbIn{0%{opacity:0;transform:translate(16px)}to{opacity:1;transform:translate(0)}}.isb:before{content:"";position:absolute;top:18px;bottom:18px;left:0;width:1px;background:linear-gradient(180deg,transparent,rgba(255,180,84,.3) 20%,rgba(255,210,150,.15) 46%,rgba(76,158,255,.17) 80%,transparent);pointer-events:none}.isb.is-folded{transform:translate(calc(100% + 40px));box-shadow:none;pointer-events:none;transition:transform calc(var(--dur-2) * .75) var(--ease-exit),box-shadow calc(var(--dur-2) * .75) var(--ease-exit)}.isb-top{flex:none;display:grid;gap:8px;padding-bottom:12px}.isb-top-row{display:flex;align-items:center;gap:10px}.isb-chip{display:inline-flex;align-items:center;gap:7px;padding:3px 10px;border:1px solid rgba(255,180,84,.3);border-radius:999px;background:#0a122073;font-family:var(--font-mono);font-size:10px;letter-spacing:var(--ls-3);color:#e8eef766;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;max-width:calc(100% - 76px)}.isb-chip:before{content:"";flex:none;width:5px;height:5px;border-radius:50%;background:var(--amber)}.isb-count{margin-left:auto;font-size:10px;letter-spacing:var(--ls-3);color:#8fa3bf59;white-space:nowrap}.isb-fold{flex:none;display:inline-flex;align-items:center;justify-content:center;width:30px;height:30px;padding:0;border:1px solid var(--line);border-radius:9px;background:#0a122066;color:var(--muted);cursor:pointer;transition:border-color var(--dur-1) var(--ease-enter),color var(--dur-1) var(--ease-enter),transform var(--dur-1) var(--ease-enter)}.isb-fold:hover:not(:disabled){border-color:#ffb4548c;color:var(--amber)}.isb-fold:disabled{opacity:.3;cursor:default}.isb-fold:active{transform:scale(.94)}.isb-scene{margin:0;font-family:var(--font-display);font-weight:400;font-size:clamp(var(--fs-20),1.8vw,var(--fs-27));line-height:var(--lh-27);letter-spacing:var(--ls-2)}.isb-rule{position:relative;height:1px;background:linear-gradient(90deg,rgba(255,180,84,.35),transparent)}.isb-rule:before{content:"";position:absolute;top:-2px;left:0;width:1px;height:5px;background:#ffb45459}.isb-body{flex:1;min-height:0;overflow-y:auto;overscroll-behavior:contain;padding:16px 8px 18px 2px;display:flex;flex-direction:column;scrollbar-width:thin;scrollbar-color:rgba(143,163,191,.32) transparent}.isb-body::-webkit-scrollbar{width:6px}.isb-body::-webkit-scrollbar-thumb{border:none;border-radius:999px;background:#8fa3bf52}.isb-content{display:flex;flex-direction:column;gap:13px;flex:1 0 auto}.isb-caption{margin:auto 0 0;padding-top:48px}.isb-caption:before{content:"";display:block;height:1px;margin-bottom:12px;background:#8fa3bf24}.isb-caption-fig{display:block;font-family:var(--font-mono);font-size:var(--fs-12);letter-spacing:var(--ls-3);color:#8fa3bf59}.isb-caption-note{margin:4px 0 0;font-size:var(--fs-13-5);line-height:var(--lh-13-5);color:#e8eef799}.isb-rise{animation:isbRise var(--dur-2) var(--ease-enter) both;animation-delay:calc(min(var(--i, 0),4)*30ms)}@keyframes isbRise{0%{opacity:0;transform:translateY(14px)}to{opacity:1;transform:translateY(0)}}.isb-side-title{margin:0;font-family:var(--font-display);font-weight:400;font-size:var(--fs-20);letter-spacing:var(--ls-2);line-height:var(--lh-20);color:#fff;text-wrap:balance;max-width:26em}.isb-p{margin:0;color:#e8eef799;font-size:var(--fs-13-5);line-height:var(--lh-13-5);max-width:30em}.isb-solo{margin:0;text-align:center;font-family:var(--font-mono);font-size:10.5px;letter-spacing:var(--ls-3);color:#8fa3bf59;padding-top:26px;animation:isbRise var(--dur-2) var(--ease-enter) both}.isb-formula{position:relative;margin:6px 0 2px;padding:16px 16px 12px;border:1px solid rgba(143,163,191,.24);border-radius:12px;background:#070d1980;transition:border-color var(--dur-1) var(--ease-enter)}.isb-formula:hover{border-color:#8fa3bf6b}.isb-formula-tag{position:absolute;top:-9px;left:13px;padding:1px 9px 1px 11px;border:1px solid rgba(143,163,191,.24);border-radius:999px;background:#0a1220;color:#e8eef780;font-size:9.5px;line-height:1.6;letter-spacing:var(--ls-3);pointer-events:none}.isb-formula-body{color:var(--text);overflow-x:auto;overscroll-behavior-x:contain;scrollbar-width:thin;scrollbar-color:rgba(143,163,191,.32) transparent;-webkit-mask-image:linear-gradient(90deg,#000 calc(100% - 12px),#00000059);mask-image:linear-gradient(90deg,#000 calc(100% - 12px),#00000059)}.isb-formula-body .katex{font-size:1.2em}.isb-formula-body .katex-display{margin:0}.isb-formula-body::-webkit-scrollbar-button{display:none}.isb-body .codeblock{border-color:#8fa3bf33}.isb-body .codeblock-pre{padding:13px 15px;font-size:11.5px;line-height:1.72}.isb-body .codeblock-bar{padding:8px 13px}.isb-task{margin-top:4px;padding:12px 15px 14px;display:grid;gap:9px;border:1px solid rgba(255,180,84,.2);border-left:2px solid rgba(255,180,84,.68);border-radius:4px 12px 12px 4px;background-image:linear-gradient(180deg,#ffb45414,#ffb45400 56%);background-color:#0a122073}.isb-task-tag{display:inline-flex;align-items:center;gap:8px;width:fit-content;padding:2px 10px;border:1px solid rgba(255,180,84,.5);border-radius:999px;font-family:var(--font-mono);font-size:9.5px;letter-spacing:var(--ls-3);color:var(--amber)}.isb-task-tag:before{content:"";width:5px;height:5px;border-radius:50%;background:var(--amber)}.isb-task-list{margin:0;padding:0;list-style:none;display:grid;gap:8px}.isb-task-list li{display:flex;gap:10px;align-items:baseline;color:#e8eef799;font-size:13px;line-height:1.9}.isb-task-list li:before{content:attr(data-no);flex:none;display:inline-flex;align-items:center;justify-content:center;width:20px;height:20px;border:1px solid rgba(255,180,84,.5);border-radius:50%;color:var(--amber);font-family:var(--font-mono);font-size:10px;transform:translateY(3px)}.isb-foot{flex:none;display:grid;grid-template-columns:auto 1fr auto;align-items:center;gap:12px;padding-top:11px;border-top:1px solid transparent;border-image:linear-gradient(90deg,#8fa3bf4d,#8fa3bf0f) 1}.isb-nav-btn{display:inline-flex;align-items:center;gap:7px;padding:7px 12px;border:1px solid var(--line);border-radius:10px;background:#0a122066;color:#e8eef79e;font-family:var(--font-body);font-size:var(--fs-12);letter-spacing:var(--ls-1);line-height:1;cursor:pointer;-webkit-user-select:none;user-select:none;transition:border-color var(--dur-1) var(--ease-enter),color var(--dur-1) var(--ease-enter),transform var(--dur-1) var(--ease-enter),opacity var(--dur-1) var(--ease-enter)}.isb-nav-btn:hover:not(:disabled){border-color:#ffb4548c;color:var(--amber)}.isb-nav-btn:active:not(:disabled){transform:scale(.96)}.isb-nav-btn:disabled{opacity:.32;cursor:default}.isb-nav-btn .isb-nav-en{font-family:var(--font-mono);font-size:8.5px;letter-spacing:var(--ls-3);color:#8fa3bf59;transform:translateY(1px)}.isb-nav-btn:hover:not(:disabled) .isb-nav-en{color:#ffb454b3}.isb-track{position:relative;height:2px;border-radius:999px;background:#8fa3bf29;overflow:hidden}.isb-fill{position:absolute;inset:0 auto 0 0;border-radius:999px;background:#ffb454bf;transition:width var(--dur-2) var(--ease-enter)}.isb-buoy{position:fixed;top:18px;right:18px;z-index:59;width:44px;height:44px;padding:0;display:inline-flex;align-items:center;justify-content:center;border:1px solid rgba(255,180,84,.34);border-radius:50%;background-color:#060b168c;-webkit-backdrop-filter:blur(14px) saturate(1.2);backdrop-filter:blur(14px) saturate(1.2);color:var(--amber);cursor:pointer;box-shadow:0 10px 26px #02060e80,inset 0 1px #e8eef71a;opacity:0;transform:scale(.6);pointer-events:none;transition:opacity var(--dur-2) var(--ease-enter),transform var(--dur-2) var(--ease-enter),border-color var(--dur-1) var(--ease-enter)}.isb-buoy.is-visible{opacity:1;transform:scale(1);pointer-events:auto}.isb-buoy:hover{border-color:#ffb454b3}@media (max-width: 1100px){:root{--isb-w: clamp(288px, 32vw, 440px)}}@media (max-width: 900px){:root{--isb-w: min(45vw, 386px)}}@media (max-width: 700px){:root{--isb-w: min(86vw, 420px)}}@media (max-height: 700px){.isb-top{padding-bottom:8px}.isb-body{padding-top:10px}.isb-content{gap:10px}}:root{--bg: #0a1220;--panel: #13233c;--amber: #ffb454;--ice: #4c9eff;--text: #e8eef7;--muted: #8fa3bf;--ok: #34d399;--err: #f87171;--v1: #440154;--v2: #414487;--v3: #2a788e;--v4: #22a884;--v5: #7ad151;--v6: #fde725;--font-display: "ZCOOL QingKe HuangYou", "Noto Sans SC", "PingFang SC", "Microsoft YaHei", sans-serif;--font-body: "Noto Sans SC", "PingFang SC", "Microsoft YaHei", sans-serif;--font-mono: "JetBrains Mono", "Cascadia Code", Consolas, monospace;--line: rgba(143, 163, 191, .18);--line-strong: rgba(143, 163, 191, .34);--glass-bg: rgba(19, 35, 60, .55);--radius: 14px;--dur-1: .12s;--dur-2: .24s;--dur-3: .42s;--ease-enter: cubic-bezier(.05, .7, .1, 1);--ease-exit: cubic-bezier(.3, 0, .8, .15);--fs-64: 64px;--lh-64: 1.15;--fs-48: 48px;--lh-48: 1.15;--fs-36: 36px;--lh-36: 1.24;--fs-27: 27px;--lh-27: 1.3;--fs-20: 20px;--lh-20: 1.45;--fs-15: 15px;--lh-15: 1.8;--fs-13-5: 13.5px;--lh-13-5: 1.8;--fs-12: 12px;--ls-1: .05em;--ls-2: .12em;--ls-3: .24em}*,*:before,*:after{box-sizing:border-box}html{color-scheme:dark;scrollbar-width:thin;scrollbar-color:rgba(143,163,191,.32) transparent}body{margin:0;min-height:100vh;color:var(--text);font-family:var(--font-body);font-size:15px;line-height:1.7;-webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility;overflow-x:hidden;background-color:var(--bg);background-image:radial-gradient(1200px 800px at 14% -12%,rgba(76,158,255,.1),transparent 62%);background-attachment:fixed}img{max-width:100%}.atmo{position:fixed;top:0;right:0;bottom:0;left:0;z-index:0;pointer-events:none;overflow:hidden}.atmo-layer{position:absolute;top:0;right:0;bottom:0;left:0}.atmo-canvas{opacity:.92}.bg-grid{background-image:linear-gradient(rgba(126,160,214,.055) 1px,transparent 1px),linear-gradient(90deg,rgba(126,160,214,.055) 1px,transparent 1px);background-size:54px 54px;opacity:.55;-webkit-mask-image:radial-gradient(ellipse 120% 92% at 50% 42%,#000 28%,transparent 80%);mask-image:radial-gradient(ellipse 120% 92% at 50% 42%,#000 28%,transparent 80%)}.bg-noise{background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='160' height='160'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='2' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='0.5'/%3E%3C/svg%3E");opacity:.05;mix-blend-mode:overlay}.bg-vignette{background:radial-gradient(ellipse 132% 104% at 50% 44%,transparent 52%,rgba(3,7,16,.58) 100%),linear-gradient(180deg,rgba(3,7,16,.28),transparent 16% 84%,rgba(3,7,16,.34))}.glow-text{color:#f2ede3;letter-spacing:.08em}.mono{font-family:var(--font-mono)}.glass{background-image:linear-gradient(180deg,#e8eef70e,#e8eef700 38%);background-color:var(--glass-bg);border:1px solid rgba(143,163,191,.14);border-radius:var(--radius);box-shadow:0 18px 44px #02081473,inset 0 1px #e8eef71a}.hud-corner{position:relative}.hud-corner:before,.hud-corner:after{content:"";position:absolute;width:14px;height:14px;border:0 solid rgba(255,180,84,.62);pointer-events:none}.hud-corner:before{top:-1px;left:-1px;border-top-width:1px;border-left-width:1px}.hud-corner:after{right:-1px;bottom:-1px;border-right-width:1px;border-bottom-width:1px}.chip{display:inline-flex;align-items:center;gap:7px;padding:4px 11px;border:1px solid var(--line);border-radius:999px;background:#13233c80;font-family:var(--font-mono);font-size:11px;letter-spacing:.14em;text-transform:uppercase;color:var(--muted);white-space:nowrap}.chip:before{content:"";width:5px;height:5px;border-radius:50%;background:var(--amber)}.chip.err:before{background:var(--err)}.btn{display:inline-flex;align-items:center;gap:8px;padding:9px 17px;border:1px solid var(--line);border-radius:10px;background:#13233c8c;color:var(--text);font-family:var(--font-body);font-size:13.5px;font-weight:500;line-height:1;letter-spacing:.06em;text-decoration:none;cursor:pointer;-webkit-user-select:none;user-select:none;transition:border-color var(--dur-1) var(--ease-enter)}.btn:hover{border-color:#ffb4548c}.btn:active{transform:scale(.965)}.btn-primary{background-image:linear-gradient(135deg,#ffb454f0,#ff9e2cdb);border-color:#ffc878cc;color:#241708;font-weight:700}.btn-primary:hover{border-color:#ffd696f2}.btn-ghost{background:#0a122059}.btn-ghost:hover{border-color:#4c9eff99}.btn-sfx.is-on{border-color:#4c9eff99;color:var(--ice)}.input,.textarea,.select{width:100%;padding:10px 12px;border:1px solid var(--line);border-radius:10px;background:#0a1220a6;color:var(--text);font-family:var(--font-body);font-size:14px;line-height:1.55;transition:border-color var(--dur-1) var(--ease-enter),box-shadow var(--dur-1) var(--ease-enter)}.input::placeholder,.textarea::placeholder{color:#8fa3bf8c}.input:focus,.textarea:focus,.select:focus{outline:none;border-color:#4c9effa6;box-shadow:0 0 0 3px #4c9eff24}.textarea{resize:vertical;min-height:88px}.select option{background:var(--panel);color:var(--text)}input[type=range]{-webkit-appearance:none;-moz-appearance:none;appearance:none;width:100%;height:4px;border-radius:999px;background:#4c9eff4d;outline:none;cursor:pointer}input[type=range]::-webkit-slider-thumb{-webkit-appearance:none;-moz-appearance:none;appearance:none;width:16px;height:16px;border-radius:50%;border:2px solid var(--bg);background:var(--amber);cursor:pointer;transition:transform var(--dur-1) var(--ease-enter)}input[type=range]::-webkit-slider-thumb:hover{transform:scale(1.18)}input[type=range]::-moz-range-thumb{width:14px;height:14px;border-radius:50%;border:2px solid var(--bg);background:var(--amber);cursor:pointer}input[type=range]:focus-visible{box-shadow:0 0 0 3px #4c9eff40}input[type=checkbox],input[type=radio]{accent-color:var(--amber)}::-webkit-scrollbar{width:10px;height:10px}::-webkit-scrollbar-track{background:transparent}::-webkit-scrollbar-thumb{border:2px solid var(--bg);border-radius:8px;background:#8fa3bf52}::-webkit-scrollbar-thumb:hover{background:#8fa3bf80}::selection{background:#ffb45457;color:#fff}:focus-visible{outline:none;box-shadow:0 0 0 2px #0a1220e6,0 0 0 4px #4c9eff8c}#root{min-height:100vh}.app-shell{position:relative;z-index:1;display:flex;flex-direction:column;min-height:100vh}.topbar{position:sticky;top:0;z-index:40;padding:14px clamp(16px,3.4vw,36px) 4px}.topbar-inner{display:flex;align-items:center;justify-content:space-between;gap:16px;padding:9px 18px}.brand{display:flex;align-items:center;gap:12px;color:var(--text);text-decoration:none;min-width:0}.brand-mark{flex:none}.brand-text{display:flex;flex-direction:column;line-height:1.25;min-width:0}.brand-name{font-family:var(--font-display);font-weight:400;font-size:19px;letter-spacing:.18em;white-space:nowrap}.brand-sub{font-size:9px;letter-spacing:.34em;color:var(--muted)}.app-main{flex:1}.app-footer{padding:26px clamp(16px,3.4vw,36px) 30px;border-top:1px solid var(--line);font-size:10.5px;letter-spacing:.12em;color:#8fa3bf8c}.colophon{max-width:1080px;margin:0 auto;display:grid;grid-template-columns:1fr auto 1fr;gap:14px 28px;align-items:start}.colophon-col{display:grid;gap:5px;justify-items:start}.colophon-brand{font-size:10.5px;letter-spacing:.24em;color:#e8eef7b8}.colophon-index{display:flex;flex-wrap:wrap;justify-content:center;gap:4px 16px}.colophon-ch{color:inherit;text-decoration:none;transition:color var(--dur-1) var(--ease-enter)}.colophon-ch b{font-weight:400;margin-right:4px;color:#ffb454b3}.colophon-ch:hover{color:var(--ice)}.colophon-right{justify-items:end;text-align:right}.placeholder-panel{max-width:620px;margin:9vh auto;padding:46px 40px;display:grid;justify-items:center;gap:14px;text-align:center;animation:fadeUp var(--dur-2) var(--ease-enter) both}.placeholder-panel h2{margin:0;font-family:var(--font-display);font-weight:400;font-size:34px;letter-spacing:.14em}.placeholder-panel p{margin:0;color:var(--muted);line-height:1.9}.placeholder-en{font-family:var(--font-mono);font-size:11px;letter-spacing:.28em;text-transform:uppercase;color:var(--muted)}@keyframes fadeUp{0%{opacity:0;transform:translateY(14px)}to{opacity:1;transform:translateY(0)}}.anim-fade-up{animation:fadeUp var(--dur-2) var(--ease-enter) both}@media (prefers-reduced-motion: reduce){*,*:before,*:after{animation-duration:.01ms!important;animation-iteration-count:1!important;transition-duration:.01ms!important}}@media (max-width: 900px){body{font-size:14px}.topbar{padding:10px 12px 2px}.topbar-inner{padding:8px 12px}.brand-sub{display:none}.brand-name{font-size:16px;letter-spacing:.12em}.placeholder-panel{margin:6vh 16px;padding:36px 22px}.placeholder-panel h2{font-size:27px}.colophon{grid-template-columns:1fr;justify-items:center;text-align:center}.colophon-col{justify-items:center}}