:root{--bg:#fcfbf7;--surface:#f4f1ea;--surface-strong:#ece7dc;--text:#1b1a17;--muted:#615b50;--border:#d5cdc0;--accent:#3d5ee9;--accent-strong:#2841af;--warm:#9f5f1f;--success:#1f7a5b;--shadow:0 16px 50px #11131814;--radius:18px;--radius-sm:12px;--container:74rem;--measure:72ch;--font-sans:Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;--font-serif:Iowan Old Style, Palatino Linotype, Book Antiqua, Georgia, Cambria, "Times New Roman", serif;--font-mono:ui-monospace, SFMono-Regular, Menlo, Consolas, monospace}@media (prefers-color-scheme:dark){:root{--bg:#0f1116;--surface:#171b22;--surface-strong:#1f242d;--text:#ece8df;--muted:#b0a99a;--border:#2f3643;--accent:#7f97ff;--accent-strong:#9db0ff;--warm:#e39c56;--success:#53c79a;--shadow:0 16px 50px #00000059}}*,:before,:after{box-sizing:border-box}html{color-scheme:light dark;scroll-behavior:smooth}body{font-family:var(--font-sans);background:var(--bg);color:var(--text);margin:0;line-height:1.65}img{border-radius:var(--radius-sm);max-width:100%;height:auto;display:block}a{color:inherit;text-decoration-color:color-mix(in srgb, var(--accent) 40%, transparent);text-underline-offset:.15em}a:hover{color:var(--accent-strong)}main{min-height:60vh}.container{width:min(var(--container), calc(100% - 2rem));margin-inline:auto}.narrow{width:min(var(--measure), calc(100% - 2rem));margin-inline:auto}.stack>*+*{margin-top:var(--space,1rem)}.grid{gap:1.5rem;display:grid}.grid-2{grid-template-columns:repeat(auto-fit,minmax(18rem,1fr))}.cluster{flex-wrap:wrap;gap:.75rem;display:flex}.section{padding:4rem 0}.kicker{text-transform:uppercase;letter-spacing:.12em;color:var(--accent);margin:0;font-size:.8rem;font-weight:700}.display{font-family:var(--font-serif);letter-spacing:-.03em;margin:0;font-size:clamp(2.4rem,5vw,4.8rem);line-height:1.02}h1,.h1{font-family:var(--font-serif);letter-spacing:-.02em;font-size:clamp(2rem,4vw,3.2rem);line-height:1.08}h2,.h2{font-family:var(--font-serif);font-size:clamp(1.55rem,3vw,2.15rem);line-height:1.15}h3{font-size:1.15rem;line-height:1.25}h1,h2,h3,h4{margin:0 0 .7rem}p{margin:0 0 1rem}.lead{color:var(--muted);max-width:60ch;font-size:1.14rem}.card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);box-shadow:var(--shadow);padding:1.25rem}.card:hover{transform:translateY(-1px)}.button{border:1px solid var(--accent);background:var(--accent);color:#fff;border-radius:999px;justify-content:center;align-items:center;gap:.35rem;padding:.82rem 1.12rem;font-weight:650;text-decoration:none;display:inline-flex}.button.secondary{color:var(--accent);background:0 0}.button:hover{background:var(--accent-strong);border-color:var(--accent-strong);color:#fff}.button.secondary:hover{color:#fff}.site-header{z-index:20;border-bottom:1px solid color-mix(in srgb, var(--border) 55%, transparent);backdrop-filter:blur(12px);background:color-mix(in srgb, var(--bg) 86%, transparent);position:sticky;top:0}.site-header-inner{justify-content:space-between;align-items:center;gap:1rem;min-height:4.5rem;display:flex}.brand{font-family:var(--font-serif);align-items:center;gap:.55rem;font-size:1.1rem;font-weight:700;text-decoration:none;display:flex}.brand-mark{border-radius:9px;flex-shrink:0;width:44px;height:44px}.nav{flex-wrap:wrap;gap:.4rem;display:flex}.nav a{color:var(--muted);border-radius:999px;padding:.5rem .8rem;text-decoration:none}.nav a.active,.nav a:hover{background:var(--surface);color:var(--text)}.site-footer{border-top:1px solid var(--border);padding:3rem 0 4rem}.hero{grid-template-columns:minmax(0,1.25fr) minmax(16rem,.9fr);align-items:center;gap:2rem;display:grid}.hero-side{gap:1rem;display:grid}.hero-stats{grid-template-columns:repeat(3,1fr);gap:1rem;margin-top:2rem;display:grid}.hero-visual{border:1px solid var(--border);border-radius:10px;transition:border-color .2s;display:block;overflow:hidden}.hero-visual:hover{border-color:var(--accent,#4d7cff)}.hero-visual img{width:100%;height:auto;display:block}.about-mark{justify-content:center;padding:1rem 0;display:flex}.about-mark img{border-radius:20px;width:160px;height:160px}.mini-stat{border-radius:var(--radius-sm);background:var(--surface);border:1px solid var(--border);padding:1rem}.list-reset{margin:0;padding:0;list-style:none}.card-list{gap:1rem;display:grid}.card-link{text-decoration:none}.meta{color:var(--muted);flex-wrap:wrap;gap:.75rem 1rem;font-size:.95rem;display:flex}.tag-list{flex-wrap:wrap;gap:.45rem;margin:0;padding:0;list-style:none;display:flex}.tag{background:color-mix(in srgb, var(--surface-strong) 88%, transparent);border:1px solid var(--border);color:var(--muted);border-radius:999px;align-items:center;padding:.22rem .6rem;font-size:.82rem;display:inline-flex}.figure{margin:0}.figure figcaption{color:var(--muted);margin-top:.6rem;font-size:.92rem}.pull-quote{border-left:4px solid var(--accent);background:color-mix(in srgb, var(--surface) 85%, transparent);font-family:var(--font-serif);margin:1.5rem 0;padding:1rem 1.1rem 1rem 1.2rem;font-size:1.15rem}.prose{font-size:1.05rem}.prose>:where(h2,h3){margin-top:2rem}.prose code{font-family:var(--font-mono);font-size:.9em}.prose pre{border-radius:var(--radius-sm);background:color-mix(in srgb, var(--surface-strong) 70%, transparent);padding:1rem;overflow-x:auto}.callout{border-radius:var(--radius-sm);border:1px solid var(--border);background:color-mix(in srgb, var(--surface) 86%, transparent);padding:1rem 1.1rem}.two-up{grid-template-columns:repeat(auto-fit,minmax(18rem,1fr));gap:1.5rem;display:grid}hr{border:0;border-top:1px solid var(--border);margin:2rem 0}.math-teaser{border-top:1px solid var(--border);border-bottom:1px solid var(--border);background:color-mix(in srgb, var(--surface) 40%, transparent)}.math-prose{font-family:var(--font-serif);font-size:1.08rem;line-height:1.75}.math-prose em{color:var(--accent);font-style:italic}.math-display{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-sm);text-align:center;margin:1.5rem 0;padding:1.2rem 1.5rem;font-size:1.1rem;overflow-x:auto}.math-inline{font-size:.95em}.source-notes{border-top:1px solid var(--border);margin-top:3rem;padding-top:2rem}.source-notes h2{font-size:1.2rem;font-family:var(--font-sans);text-transform:uppercase;letter-spacing:.08em;color:var(--muted)}.source-notes ol{color:var(--muted);padding-left:1.5rem;font-size:.95rem}.source-notes li+li{margin-top:.5rem}.skip-link{z-index:100;background:var(--accent);color:#fff;border-radius:var(--radius-sm);padding:.6rem 1.2rem;font-weight:650;text-decoration:none;position:absolute;top:-100%;left:1rem}.skip-link:focus{top:1rem}:focus-visible{outline:2px solid var(--accent);outline-offset:2px}@media (prefers-reduced-motion:reduce){*,:before,:after{scroll-behavior:auto!important;transition-duration:.01ms!important;animation-duration:.01ms!important;animation-iteration-count:1!important}}@media (width<=900px){.hero,.hero-stats{grid-template-columns:1fr}}:root{--header-height:5rem}:where(h1,h2,h3,h4,[id]){scroll-margin-top:calc(var(--header-height) + 1rem)}.nav[hidden],.nav-toggle[hidden]{display:none}.nav-toggle{border:1px solid var(--border);border-radius:var(--radius-sm);background:var(--surface);min-height:44px;color:var(--text);font:inherit;cursor:pointer;padding:.5rem .9rem}.nav a{min-height:44px}@media (width<=63.999rem){.site-header-inner{flex-wrap:wrap;gap:0;min-height:4.5rem;padding-block:.6rem}.nav-toggle{margin-left:auto}.nav{flex-basis:100%;gap:.25rem;padding-top:.75rem}.nav a{flex:45%;align-items:center;display:flex}.site-header:not(.navigation-ready){position:static}}.essay-article>.stack{--space:.7rem!important}.essay-article .meta{gap:.25rem .8rem;font-size:.82rem}.essay-article .tag{padding:.1rem .45rem;font-size:.75rem}.essay-contents{border-block:1px solid var(--border);margin-block:1.25rem 0}.essay-contents summary{cursor:pointer;min-height:44px;padding-block:.65rem;font-weight:650}.essay-contents ol{margin:0 0 .8rem;padding-left:1.5rem}.essay-contents a{padding-block:.35rem;display:inline-block}.essay-navigation{border-top:1px solid var(--border);margin-top:3rem;padding-top:1.5rem}.essay-navigation-links{grid-template-columns:repeat(auto-fit,minmax(min(100%,16rem),1fr));gap:1.5rem;display:grid}.essay-navigation-links a{flex-direction:column;text-decoration:none;display:flex}.essay-navigation-links span{color:var(--muted);font-size:.8rem}.essay-navigation-links strong{font-family:var(--font-serif);font-size:1.25rem;line-height:1.3}.essay-guide-link{margin-top:1.25rem;padding-block:.5rem;display:inline-block}@media (width<=40rem){.essay-article{padding-block:2rem}.essay-article .lead{font-size:1.05rem}.essay-article .figure img{object-fit:contain;width:100%;max-height:160px}}.current-paper{border-block:1px solid var(--border);padding-block:1.5rem}.current-paper h2{max-width:32ch}.historical-papers{margin-top:2rem}.historical-papers .grid{grid-template-columns:repeat(auto-fit,minmax(min(100%,18rem),1fr))}.paper-status{color:var(--warm);font-size:.9rem}.grid-2,.two-up{grid-template-columns:repeat(auto-fit,minmax(min(18rem,100%),1fr))}.grid-3{grid-template-columns:repeat(auto-fit,minmax(min(16rem,100%),1fr))}h1,h2,h3{overflow-wrap:anywhere}
