:root{--paper: #ffffff;--surface: #ffffff;--ink: #444444;--accent: #B2BEC5;--accent-deep: #B2BEC5;--muted: #555555;--line: #dedede;--line-soft: #ededed;--font-sans: ui-sans-serif, system-ui, sans-serif, "Apple Color Emoji", "Segoe UI Emoji", "Segoe UI Symbol", "Noto Color Emoji";--font-ui: ui-sans-serif, system-ui, sans-serif, "Apple Color Emoji", "Segoe UI Emoji", "Segoe UI Symbol", "Noto Color Emoji"}*{margin:0;padding:0;box-sizing:border-box}body{font-family:var(--font-sans);font-feature-settings:normal;font-weight:300;line-height:1.6;color:var(--ink);background-color:var(--paper)}main{max-width:800px;margin:0 auto;padding:2rem}.header-row{margin-top:100px;display:flex;align-items:center;flex-wrap:wrap;gap:12px}.nav-links{margin-left:140px;display:flex;align-items:center;gap:20px;flex-wrap:wrap}.nav-links a{font-size:.9rem;text-decoration:none}.nav-links a:hover{text-decoration:underline}h1,h2{font-family:var(--font-sans);font-feature-settings:normal;font-weight:400;color:var(--ink)}h3{font-family:var(--font-sans);font-feature-settings:normal;font-weight:300;color:var(--ink)}h1{font-family:var(--font-sans);font-feature-settings:normal;font-size:48px;font-weight:400;line-height:62.4px;text-align:center;margin-bottom:.5rem}a{color:inherit;text-decoration:underline}a:hover{text-decoration:none}@media(max-width:900px){main{margin:0 auto}}html,body{overflow-x:hidden;width:100%}html{scroll-behavior:smooth;font-size:17.5px}.pi-fall canvas{position:fixed;inset:0;z-index:-1;pointer-events:none}@media(max-width:1100px),(prefers-reduced-motion:reduce){.pi-fall{display:none}}.side-math-figures{position:fixed;inset:0 0 auto;z-index:0;height:100vh;overflow:hidden;pointer-events:none}.floating-math-card{position:absolute;margin:0;border:0;background:transparent;color:var(--accent);opacity:.48;pointer-events:none}.floating-math-inner{width:100%;height:100%}.floating-math-art{display:grid;height:100%;place-items:center}.math-art{width:100%;height:100%;overflow:visible;fill:none;stroke:currentColor;stroke-linecap:round;stroke-linejoin:round;stroke-opacity:.56;stroke-width:.72}.math-node{fill:currentColor;stroke:none}.golden-spiral{stroke-opacity:.44;stroke-width:.4}.golden-node{opacity:.32}.math-wave path{stroke-opacity:.3;stroke-width:.65;vector-effect:non-scaling-stroke}.math-card-one{width:243px;height:177px;padding:0;box-sizing:border-box;opacity:.52}.math-card-two{width:177px;height:177px;padding:12px;box-sizing:border-box;opacity:.62}.golden-ratio-card{display:grid;place-items:center;pointer-events:auto;-webkit-user-select:none;user-select:none;cursor:crosshair}.golden-ratio-art{opacity:.9}.math-card-geometry{display:flex;flex-direction:column;box-sizing:border-box;opacity:1}.geometry-art{width:100%;height:177px;flex:0 0 177px;overflow:visible;opacity:.82}.geometry-caption{display:none;width:fit-content;max-width:calc(100% - 14px);margin:7px 0 0 14px;padding:6px 8px;align-items:center;justify-content:flex-start;gap:8px;border:1px solid rgba(178,190,197,.46);background:#ffffffeb;color:#000;font-family:var(--font-sans);font-weight:400;text-decoration:none;cursor:pointer;pointer-events:auto;transition:border-color .16s ease,background-color .16s ease,transform .16s ease}.geometry-caption-copy{display:grid;flex:0 1 auto;min-width:0;gap:2px}.geometry-caption-title{font-size:.57rem;line-height:1.25}.geometry-caption-arrow{flex:0 0 auto;color:var(--accent-deep);font-family:var(--font-sans);font-size:.72rem;line-height:1;transition:color .16s ease,transform .16s ease}.geometry-caption:hover{border-color:var(--accent-deep);background:#b2bec517;text-decoration:none}.geometry-caption:hover .geometry-caption-arrow{color:var(--ink)}.geometry-caption:hover .geometry-caption-arrow,.geometry-caption:focus-visible .geometry-caption-arrow{transform:translate(1px,-1px)}.geometry-caption:focus-visible{outline:1px solid var(--accent-deep);outline-offset:2px}.geometry-caption:active{transform:translateY(1px)}.geometry-caption:active .geometry-caption-arrow{transform:none}.geometry-source{color:#000;font-size:.47rem;line-height:1.3}.geometry-triangle-fill{fill:#b2bec50e;stroke:none}.geometry-circle{fill:#b2bec506;stroke:#b2bec5ad;stroke-width:1;vector-effect:non-scaling-stroke}.geometry-circle-right{fill:#b2bec509;stroke:#b2bec5ad}.geometry-circle-construction{fill:#b2bec505;stroke:#b2bec5a3;stroke-width:.95;stroke-dasharray:5 5}.geometry-circle-inner{fill:none;stroke:#b2bec59e;stroke-width:.85;stroke-dasharray:1.5 3}.geometry-triangle,.geometry-bic-triangle,.geometry-diagonal,.geometry-dashed-line,.geometry-construction-line{fill:none;vector-effect:non-scaling-stroke}.geometry-triangle{stroke:#b2bec5e0;stroke-width:1.15}.geometry-bic-triangle{fill:#b2bec506;stroke:#b2bec5eb;stroke-width:1.25}.geometry-diagonal{stroke:#b2bec5bd;stroke-width:.95}.geometry-dashed-line{stroke:#b2bec5ad;stroke-width:.9;stroke-dasharray:4 4}.geometry-construction-line{stroke:#b2bec5a3;stroke-width:.9;stroke-dasharray:5 5}.geometry-point{fill:var(--accent-deep);stroke:none}.geometry-labels{fill:#b2bec5d1;stroke:none;font-family:Lora,Lora Fallback,ui-serif,Georgia,Cambria,Times New Roman,Times,serif;font-size:28px;font-style:italic;font-weight:400}@media(max-width:1239px){.side-math-figures{display:none}}.mindset-quote{margin-top:14px;color:#333;font-size:.76rem;font-weight:300}.mindset-page{font-weight:300}.post{max-width:900px;margin:0 auto;padding:64px 24px;display:flex;gap:48px;align-items:flex-start}.post-nav{position:sticky;top:130px;margin-top:130px;width:150px;flex-shrink:0;display:flex;flex-direction:column;gap:12px;font-size:.8rem}.post-nav nav{display:flex;flex-direction:column;gap:12px}.post-nav a{color:#999;text-decoration:none;transition:color .2s ease}.post-nav a:hover{color:#000}.post-nav a.active{color:#000;font-weight:600}.post-back{background:none;border:none;padding:0;margin-bottom:14px;text-align:left;color:#000;cursor:pointer;font:inherit;font-size:.8rem}.post-body{flex:1;min-width:0;max-width:720px}.post-body section{scroll-margin-top:40px}.post-body h2{font-size:1rem;font-weight:600;margin-top:44px;margin-bottom:12px}.post-body p{font-size:.85rem;line-height:1.8;margin-bottom:12px}.post-body ul{font-size:.85rem;line-height:1.8;margin:0 0 12px 20px}.post-sub{color:#777;font-style:italic;margin-top:4px}.post-table{border-collapse:collapse;width:100%;font-size:.72rem;margin:14px 0 20px}.post-table th,.post-table td{border:1px solid #ddd;padding:6px 9px;text-align:left}.post-table th{font-weight:600}.post-cite{font-size:.72rem;background:#f4f4f4;padding:14px 16px;border-radius:6px;overflow-x:auto;white-space:pre}.diagram{display:flex;flex-wrap:wrap;align-items:center;gap:8px;margin:18px 0 22px}.dbox{border:1px solid #ccc;border-radius:6px;padding:6px 11px;font-size:.72rem;white-space:nowrap}.darrow{color:#999}.lanes{display:flex;flex-direction:column;gap:8px;margin:18px 0 4px}.lane{display:flex;align-items:center;gap:12px}.lane-label{width:56px;font-size:.68rem;color:#777;text-align:right;flex-shrink:0}.lane-track{display:flex;gap:8px;flex:1}.seg{border:1px solid #ddd;border-radius:5px;padding:5px 10px;font-size:.68rem;background:#fafafa}.seg.spec{border-style:dashed;color:#555}.seg.hit{background:#eee;border-color:#bbb}.bars{display:flex;flex-direction:column;gap:10px;margin:16px 0 22px}.bar-row{display:flex;align-items:center;gap:12px}.bar-label{width:64px;font-size:.68rem;color:#777;text-align:right;flex-shrink:0}.bar{background:#e8e8e8;border-radius:5px;padding:6px 10px;font-size:.68rem;color:#333;white-space:nowrap}.bar.spex{background:#111;color:#fff}.bar-saved{font-size:.68rem;color:#555;font-weight:600}code{font-size:.8em;background:#f0f0f0;padding:1px 5px;border-radius:4px}@media(max-width:768px){.post{flex-direction:column;gap:20px;padding:32px 16px}.post-nav{position:static;top:auto;width:auto;flex-direction:row;flex-wrap:wrap;align-items:center;gap:14px}.post-nav nav{flex-direction:row;flex-wrap:wrap;gap:14px}.post-back{margin-bottom:0}}.header-row{display:flex;flex-direction:column;align-items:center;gap:10px;text-align:center}.nav-links{margin-left:0}.hlink{color:#454545;text-decoration:none;background-image:linear-gradient(#999,#999),linear-gradient(#dcdcdc,#dcdcdc);background-size:0% 1px,100% 1px;background-position:left 100%,left 100%;background-repeat:no-repeat;padding-bottom:2px;transition:background-size .35s ease}.hlink:hover{background-size:100% 1px,100% 1px}.pub-jump{color:#777;text-decoration:none;transition:color .2s ease}.pub-jump:hover{color:#555}main{overflow-x:hidden;padding:20px;max-width:800px;width:100%;margin:0 auto;box-sizing:border-box;display:flex;flex-direction:column;min-height:100vh}main>footer{margin-top:auto}.site-footer{padding-top:40px;display:flex;flex-direction:column;align-items:center;gap:12px}.webring-widget{display:flex;align-items:center;gap:2px}.webring-widget a{line-height:1;text-decoration:none}.webring-widget .webring-arrow{color:var(--muted);font-size:.48rem;opacity:.5;transition:color .2s ease,opacity .2s ease}.webring-widget .webring-arrow:hover{color:var(--ink);opacity:.8}.webring-widget .webring-arrow:last-child{margin-left:-2px}.webring-widget img{display:block;width:16px;height:auto;opacity:.8}.footer-banner{position:relative;width:100%;max-width:440px;height:100px;margin:56px auto 0;border-radius:0;overflow:hidden}.footer-banner img{width:100%;height:100%;object-fit:cover;display:block}@media(max-width:1500px){.header-row{flex-direction:column;align-items:center;gap:10px}.nav-links{margin-left:0}.mode-nav{margin-left:0;margin-right:0}}@media(max-width:768px){html{font-size:15px}main{padding:16px}.header-row{margin-top:48px}.header-row h1{font-size:1.1rem;margin-top:10px}.nav-links{gap:14px;align-items:center;margin-left:0}}@media(max-width:480px){main{padding:14px}.mode-nav{gap:16px;font-size:.72rem}}.mode-nav{display:flex;gap:22px;margin:14px auto 0;width:fit-content;font-size:.78rem}.photo-flip{position:relative;height:180px;overflow:hidden}.photo-flip img{width:100%;height:100%;object-fit:cover;display:block}.photo-flip img:first-child{transform:scale(1.06);filter:blur(2px);transition:transform .7s cubic-bezier(.22,1,.36,1),filter .7s ease}.photo-flip-cover{position:absolute;inset:0;transition:opacity .55s cubic-bezier(.4,0,.2,1),transform .7s cubic-bezier(.22,1,.36,1)}.photo-flip:hover .photo-flip-cover{opacity:0;transform:scale(1.04)}.photo-flip:hover img:first-child{transform:scale(1);filter:blur(0)}.visit-count{text-align:center;margin-top:0;padding-top:0;font-family:var(--font-ui);font-size:.64rem;color:var(--muted)}.nav-item{display:flex;align-items:center;gap:7px;color:#777;cursor:pointer;-webkit-user-select:none;user-select:none;transition:color .2s ease;font-family:var(--font-sans)}.nav-item:hover{color:#555}.nav-item.active{color:#111}.nav-item:before{content:"";width:5px;height:5px;border-radius:50%;flex-shrink:0;background:transparent;transform:scale(0);transition:transform .7s cubic-bezier(.34,1.56,.64,1),background-color .5s ease}.nav-item.active:before{background:#111;transform:scale(1)}.section-label{font-size:.78rem;color:#777;margin-bottom:16px;-webkit-user-select:none;user-select:none;text-align:center}.project-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(220px,1fr));gap:30px 24px;margin-top:24px}@media(max-width:768px){.project-grid{grid-template-columns:repeat(2,1fr);gap:20px 14px}}.pcard-thumb{display:block;overflow:hidden;text-decoration:none}.pcard-thumb-img img{width:100%;height:auto;display:block;border:1px solid #B2BEC5}.pcard-ph-box{aspect-ratio:16 / 10;border:1px solid #e4e4e4;background:#fafafa;display:flex;align-items:center;justify-content:center}.pcard-ph{font-size:.85rem;color:#c4c4c4;font-weight:600;padding:0 12px;text-align:center}.pcard-title{font-size:.85rem;font-weight:500;margin-top:12px}.pcard-meta{font-size:.68rem;color:#999;margin-top:3px}.pcard-desc{font-size:.72rem;color:#777;margin-top:8px;line-height:1.6}.jobs{display:flex;flex-direction:column;margin-top:0}.job-year-label{align-self:flex-start;margin:0 0 1px 1px;color:var(--accent-deep);font-size:.68rem}.job{text-decoration:none;color:inherit;cursor:pointer;display:flex;gap:13px;align-items:center;padding:9px 10px;border:0;background:transparent;transition:background .2s ease}.job:hover{background:var(--hov, #f5f8fa)}.job:focus-within{background:#b2bec50b}.job-logo{display:grid;width:30px;height:30px;flex-shrink:0;place-items:center;margin-top:0;border:0;border-radius:50%;background:#fff}.job-logo img{max-width:21px;max-height:21px;object-fit:contain}.job-main{min-width:0;flex:1}.job-head{display:flex;flex-wrap:wrap;align-items:baseline;gap:8px;font-size:.74rem}.job-role{color:#555}.job-description{display:none;max-width:420px;margin-top:6px;color:#929292;font-size:.68rem;line-height:1.6}.job-year-label{align-self:flex-start;margin-top:2px;color:var(--muted);font-size:.68rem;-webkit-user-select:none;user-select:none;font-family:var(--font-ui)}.experience-notes{max-width:560px;margin:30px auto 0;color:var(--muted);font-size:.76rem;line-height:1.8}@media(max-width:520px){.job{padding:13px 2px}.job-head{gap:4px 7px}}.previously-toggle{display:inline-flex;align-items:center;gap:6px;margin-top:24px;font-size:.78rem;color:#777;cursor:pointer;-webkit-user-select:none;user-select:none;transition:color .2s ease}.previously-toggle:hover{color:#555}.previously-caret{display:inline-block;transition:transform .3s ease}.previously-caret.open{transform:rotate(90deg)}.random-section a{text-decoration:none;background-image:linear-gradient(currentColor,currentColor);background-size:0% .5px;background-position:left calc(100% - 1px);background-repeat:no-repeat;transition:background-size .6s ease}.random-section a:hover{background-size:100% .5px}.pub-title{text-decoration:underline;text-underline-offset:3px;background-image:linear-gradient(#fff,#fff);background-size:0% .5px;background-position:left calc(100% - 3px);background-repeat:no-repeat;text-decoration:none;transition:background-size .6s ease}.pub-title:hover{background-size:100% .5px}#ascii-widget{display:none;position:fixed;bottom:-20px;left:-210px;width:800px;height:500px;overflow:hidden;z-index:5;pointer-events:auto;transform:scale(.5);transform-origin:bottom left}#ascii{position:absolute;width:800px;height:500px;top:0;left:0}@media(min-width:1501px)and (max-width:1800px){#ascii-widget{width:560px;height:350px;bottom:-150px;left:-140px}#ascii{width:560px;height:350px}}@media(max-width:1500px){#ascii-widget{display:none}}main{position:relative;z-index:1}.post-nav a,.post-sub,.darrow,.lane-label,.bar-label,.pcard-meta,.pcard-desc,.previously-toggle,.pub-jump,.section-label{color:var(--muted)}.post-nav a:hover,.post-nav a.active,.post-back,.nav-item.active,.job-role,.previously-toggle:hover,.pub-jump:hover{color:var(--ink)}.post-table th,.post-table td,.dbox,.seg,.pcard-ph-box{border-color:var(--line)}.post-cite,.seg,.pcard-ph-box,code{background:#ffffff6b}.seg.hit{border-color:var(--accent);background:#b2bec51a}.bar{background:var(--line-soft);color:var(--ink)}.bar.spex{background:var(--ink);color:var(--paper)}.bar-saved{color:var(--accent-deep)}.hlink{color:var(--ink);background-image:linear-gradient(var(--accent),var(--accent)),linear-gradient(var(--line),var(--line))}.nav-item,.nav-item:hover,.nav-item.active{color:#000}.nav-item.active:before{background:#000}.pcard-ph{color:var(--muted)}.nav-links{color:var(--ink)}.nav-links img{opacity:.82}.footer-banner.photo-flip{height:100px}.flt-tree{position:fixed;right:0;bottom:-15px;width:480px;z-index:0;opacity:.4;filter:saturate(.45);cursor:pointer}.flt-tree video{width:100%;display:block}@media(max-width:1100px),(prefers-reduced-motion:reduce){.flt-tree{display:none}}.bracket-card{position:relative;border:2px solid #000;background:#fff;padding:12px 14px}.bracket-card:before,.bracket-card:after{content:"";position:absolute;background:#fff;transition:all .2s linear;z-index:1}.bracket-card:before{width:calc(100% + 6px);height:calc(100% - 16px);top:8px;left:-3px}.bracket-card:after{width:calc(100% - 16px);height:calc(100% + 6px);top:-3px;left:8px}.bracket-card:hover:before{height:calc(100% - 32px);top:16px}.bracket-card:hover:after{width:calc(100% - 32px);left:16px}.bracket-card>*{position:relative;z-index:3}