:root{--paper: #F4F3EE;--paper-2: #ECEAE2;--ink: #191714;--cobalt: #1E3FD8;--muted: #6E6A61;--hairline: #D9D6CC;--ink-soft: color-mix(in srgb, var(--ink) 72%, var(--paper));--cobalt-wash: color-mix(in srgb, var(--cobalt) 8%, var(--paper));--cobalt-line: color-mix(in srgb, var(--cobalt) 30%, var(--hairline));--on-cobalt: #F4F3EE;--plate-ghost: color-mix(in srgb, var(--cobalt) 82%, transparent);--grid-line: color-mix(in srgb, var(--cobalt) 20%, var(--hairline));--font-display: "Archivo", "Helvetica Neue", Arial, sans-serif;--font-serif: "Source Serif 4", Georgia, "Times New Roman", serif;--font-mono: "IBM Plex Mono", ui-monospace, "SF Mono", Menlo, monospace;--measure: 68ch;--gutter: clamp(1.25rem, 5vw, 4rem);--section-gap: clamp(4.5rem, 10vw, 8rem);--nav-h: 58px;--astro-code-color-text: var(--ink);--astro-code-color-background: var(--paper-2);--astro-code-token-comment: #8A877E;--astro-code-token-keyword: #1E3FD8;--astro-code-token-string: #3D6A3A;--astro-code-token-function: #191714;--astro-code-token-constant: #9A4A1E;--astro-code-token-parameter: #6E6A61;--astro-code-token-punctuation:#6E6A61;--astro-code-token-link: #1E3FD8}@media(prefers-color-scheme:dark){:root{--paper: #16181A;--paper-2: #1D1F22;--ink: #E8E5DD;--cobalt: #5B78FF;--muted: #8A877E;--hairline: #2C2E31;--on-cobalt: #0E1633;--astro-code-token-comment: #6E6A61;--astro-code-token-keyword: #5B78FF;--astro-code-token-string: #93C08E;--astro-code-token-function: #E8E5DD;--astro-code-token-constant: #E0A574;--astro-code-token-parameter: #8A877E;--astro-code-token-punctuation:#8A877E;--astro-code-token-link: #5B78FF}}*,*:before,*:after{box-sizing:border-box}*{margin:0}html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}}body{min-height:100vh;background:var(--paper);color:var(--ink);font-family:var(--font-display);font-size:1rem;line-height:1.55;-webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility;overflow-x:hidden}img,svg,canvas{display:block;max-width:100%}a{color:inherit;text-decoration:none}button{font:inherit;color:inherit;background:none;border:none;cursor:pointer}ul,ol{list-style:none;padding:0}:focus-visible{outline:2px solid var(--cobalt);outline-offset:3px;border-radius:1px}h1,h2,h3,h4{font-family:var(--font-display);font-weight:800;line-height:1.02;letter-spacing:-.02em;font-variation-settings:"wght" 800,"wdth" 100}p{text-wrap:pretty}.mono{font-family:var(--font-mono);font-weight:500;letter-spacing:.02em}.text-accent{color:var(--cobalt)}.wrap{width:min(100% - (var(--gutter) * 2),1200px);margin-inline:auto}.reg-marks{position:fixed;inset:0;pointer-events:none;z-index:1}.reg-marks span{position:absolute;width:13px;height:13px;opacity:.5}.reg-marks span:before,.reg-marks span:after{content:"";position:absolute;background:var(--hairline)}.reg-marks span:before{left:50%;top:0;width:1px;height:100%;transform:translate(-50%)}.reg-marks span:after{top:50%;left:0;height:1px;width:100%;transform:translateY(-50%)}.reg-marks .tl{top:16px;left:16px}.reg-marks .tr{top:16px;right:16px}.reg-marks .bl{bottom:16px;left:16px}.reg-marks .br{bottom:16px;right:16px}@media(max-width:720px){.reg-marks{display:none}}.site-nav{position:sticky;top:0;z-index:100;height:var(--nav-h);background:color-mix(in srgb,var(--paper) 82%,transparent);backdrop-filter:saturate(1.4) blur(2px);border-bottom:1px solid transparent;transition:background .2s ease,border-color .2s ease}.site-nav.scrolled{background:var(--paper);border-bottom-color:var(--hairline)}.nav-inner{height:100%;width:min(100% - (var(--gutter) * 2),1200px);margin-inline:auto;display:flex;align-items:center;justify-content:space-between;gap:1rem}.nav-logo{font-family:var(--font-mono);font-weight:600;font-size:1.05rem;letter-spacing:.04em;display:inline-flex;align-items:center;color:var(--ink)}.nav-logo .tick{color:var(--cobalt)}.nav-menu{display:flex;align-items:center;gap:.35rem}.nav-link{font-family:var(--font-mono);font-size:.8rem;font-weight:500;letter-spacing:.03em;color:var(--muted);padding:.4rem .7rem;border-radius:2px;transition:color .15s ease,background .15s ease}.nav-link:hover{color:var(--ink)}.nav-link-cta{color:var(--on-cobalt);background:var(--cobalt)}.nav-link-cta:hover{color:var(--on-cobalt);background:color-mix(in srgb,var(--cobalt) 88%,var(--ink))}.nav-toggle{display:none}@media(max-width:720px){.nav-toggle{display:flex;flex-direction:column;justify-content:center;gap:4px;width:40px;height:40px;margin-right:-.5rem}.nav-toggle span{display:block;width:20px;height:2px;background:var(--ink);transition:transform .2s ease,opacity .2s ease}.nav-toggle[aria-expanded=true] span:nth-child(1){transform:translateY(6px) rotate(45deg)}.nav-toggle[aria-expanded=true] span:nth-child(2){opacity:0}.nav-toggle[aria-expanded=true] span:nth-child(3){transform:translateY(-6px) rotate(-45deg)}.nav-menu{position:fixed;inset:var(--nav-h) 0 auto 0;flex-direction:column;align-items:stretch;gap:0;background:var(--paper);border-bottom:1px solid var(--hairline);padding:.5rem var(--gutter) 1rem;transform:translateY(-8px);opacity:0;pointer-events:none;transition:transform .2s ease,opacity .2s ease}.nav-menu.open{transform:translateY(0);opacity:1;pointer-events:auto}.nav-link{padding:.85rem .25rem;font-size:.95rem;border-bottom:1px solid var(--hairline)}.nav-menu li:last-child .nav-link{border-bottom:none}.nav-link-cta{margin-top:.6rem;text-align:center;border-bottom:none;padding:.85rem}}.btn-primary,.btn-outline{display:inline-flex;align-items:center;gap:.5rem;font-family:var(--font-mono);font-size:.82rem;font-weight:500;letter-spacing:.02em;padding:.6rem 1.1rem;border-radius:2px;border:1px solid var(--cobalt);transition:background .15s ease,color .15s ease,transform .1s ease}.btn-primary{background:var(--cobalt);color:var(--on-cobalt)}.btn-primary:hover{background:color-mix(in srgb,var(--cobalt) 88%,var(--ink))}.btn-outline{background:transparent;color:var(--ink);border-color:var(--hairline)}.btn-outline:hover{border-color:var(--cobalt);color:var(--cobalt)}.btn-primary:active,.btn-outline:active{transform:translateY(1px)}.plate{position:relative;display:flex;align-items:center;gap:.75rem;font-family:var(--font-mono);font-size:.72rem;font-weight:500;letter-spacing:.16em;text-transform:uppercase;color:var(--muted);margin-bottom:1.1rem}.plate:after{content:"";flex:1;height:1px;background:var(--hairline)}.plate .plate-no{color:var(--cobalt)}.plate-ghost{position:absolute;right:0;top:50%;transform:translateY(-50%);font-family:var(--font-display);font-weight:900;font-size:clamp(2.75rem,7vw,5.5rem);line-height:1;letter-spacing:-.05em;color:transparent;-webkit-text-stroke:1.5px var(--hairline);pointer-events:none;z-index:0}@media(max-width:560px){.plate-ghost{display:none}}.site-footer{border-top:1px solid var(--hairline);margin-top:var(--section-gap)}.footer-inner{width:min(100% - (var(--gutter) * 2),1200px);margin-inline:auto;padding:2rem 0;display:flex;flex-wrap:wrap;align-items:baseline;justify-content:space-between;gap:.5rem;font-family:var(--font-mono);font-size:.78rem;color:var(--muted)}.footer-name{color:var(--ink);font-weight:600;letter-spacing:.02em}.section{padding-block:var(--section-gap)}.section+.section{padding-top:0}.section-h{font-size:clamp(2rem,4.5vw,3.1rem);letter-spacing:-.03em;margin-bottom:2.2rem}.section-h:has(+.section-intro){margin-bottom:.6rem}.section-intro{color:var(--muted);font-size:1.05rem;max-width:54ch;margin-bottom:2.5rem}.hero{position:relative;overflow:hidden;min-height:min(86vh,720px);display:flex;align-items:center}.hero:before{content:"";position:absolute;inset:-1px;z-index:0;background-image:linear-gradient(var(--grid-line) 1px,transparent 1px),linear-gradient(90deg,var(--grid-line) 1px,transparent 1px);background-size:33px 33px;opacity:.7;-webkit-mask-image:radial-gradient(125% 100% at 30% 42%,#000 32%,transparent 76%);mask-image:radial-gradient(125% 100% at 30% 42%,#000 32%,transparent 76%);pointer-events:none}.hero-inner{position:relative;z-index:2;padding-block:clamp(3rem,9vh,6rem);pointer-events:none}.hero-inner>*{pointer-events:auto;width:fit-content}.hero-canvas{position:absolute;z-index:1;top:50%;right:1%;transform:translateY(-50%);width:min(58vw,680px);height:auto;aspect-ratio:4 / 3;image-rendering:pixelated;-webkit-mask-image:radial-gradient(78% 82% at 52% 50%,#000 60%,transparent 100%);mask-image:radial-gradient(78% 82% at 52% 50%,#000 60%,transparent 100%)}.hero-name{font-size:clamp(3.4rem,12.5vw,9rem);font-weight:900;line-height:.9;letter-spacing:-.035em;font-variation-settings:"wght" 900,"wdth" 88;color:var(--ink);text-shadow:.052em .047em 0 var(--plate-ghost);transition:text-shadow .3s cubic-bezier(.2,.8,.2,1);animation:plate-register 1s cubic-bezier(.2,.8,.2,1) both}.hero-name span{display:block}.hero-name:hover{text-shadow:.092em .084em 0 var(--plate-ghost)}@keyframes plate-register{0%{text-shadow:.2em .17em 0 var(--plate-ghost);opacity:0}55%{opacity:1}to{text-shadow:.052em .047em 0 var(--plate-ghost);opacity:1}}@media(prefers-reduced-motion:reduce){.hero-name{animation:none;transition:none}.hero-name:hover{text-shadow:.062em .056em 0 var(--plate-ghost)}}.hero-tagline{font-size:clamp(1.15rem,2vw,1.5rem);font-weight:500;line-height:1.35;letter-spacing:-.01em;margin-top:clamp(1.25rem,3vw,1.9rem)}.hero-actions{display:flex;flex-wrap:wrap;gap:.6rem;margin-top:1.75rem}@media(max-width:820px){.hero{min-height:auto}.hero-canvas{top:2rem;right:50%;transform:translate(50%);width:min(88vw,440px);opacity:.42;-webkit-mask-image:radial-gradient(70% 74% at 50% 50%,#000 48%,transparent 82%);mask-image:radial-gradient(70% 74% at 50% 50%,#000 48%,transparent 82%)}.hero-inner{padding-top:clamp(7rem,34vw,12rem)}}.featured-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:1px;background:var(--hairline);border:1px solid var(--hairline);border-radius:2px;overflow:hidden}.feature-card{background:var(--paper);padding:clamp(1.25rem,2.5vw,1.9rem);display:flex;flex-direction:column;transition:background .15s ease}.feature-card:last-child:nth-child(odd){grid-column:1 / -1}.feature-card:hover{background:var(--cobalt-wash)}.feature-top{display:flex;align-items:baseline;justify-content:space-between;gap:1rem;margin-bottom:.7rem}.feature-name{font-size:1.5rem;letter-spacing:-.02em}.feature-meta{font-family:var(--font-mono);font-size:.7rem;letter-spacing:.04em;text-transform:uppercase;color:var(--muted);white-space:nowrap}.feature-meta--live{color:var(--cobalt)}.feature-meta--live:before{content:"● ";font-size:.7em}.feature-desc{color:var(--ink-soft);font-size:.95rem;line-height:1.55}.feature-links{display:flex;gap:1.1rem;margin-top:auto;padding-top:1.1rem}.card-link{font-family:var(--font-mono);font-size:.78rem;color:var(--cobalt);border-bottom:1px solid transparent;transition:border-color .15s ease}.card-link:hover{border-bottom-color:var(--cobalt)}@media(max-width:640px){.featured-grid{grid-template-columns:1fr}}.accordion-list{margin-top:2.5rem;border-top:1px solid var(--hairline)}.accordion{border-bottom:1px solid var(--hairline)}.accordion-summary{list-style:none;cursor:pointer;display:flex;align-items:center;justify-content:space-between;gap:1rem;padding:1.1rem .2rem}.accordion-summary::-webkit-details-marker{display:none}.accordion-left{display:flex;align-items:center;gap:.8rem}.accordion-arrow{font-size:.7rem;color:var(--cobalt);transition:transform .2s ease}.accordion[open] .accordion-arrow{transform:rotate(90deg)}.accordion-title{font-family:var(--font-display);font-weight:700;font-size:1.15rem;letter-spacing:-.01em}.accordion-num{font-family:var(--font-mono);font-size:.72rem;color:var(--muted);letter-spacing:.03em}.accordion-body{padding:.25rem 0 1.6rem}.card-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(260px,1fr));gap:1rem}.project-card{border:1px solid var(--hairline);border-radius:2px;padding:1.1rem 1.2rem;display:flex;flex-direction:column;transition:border-color .15s ease}.project-card:hover{border-color:var(--cobalt-line)}.card-top{margin-bottom:.5rem}.card-name{font-size:1.1rem;letter-spacing:-.01em}.card-kind{display:block;font-family:var(--font-mono);font-size:.66rem;letter-spacing:.05em;text-transform:uppercase;color:var(--muted);margin-top:.2rem}.card-desc{color:var(--ink-soft);font-size:.88rem;line-height:1.5}.card-links{display:flex;flex-wrap:wrap;gap:.9rem;margin-top:auto;padding-top:.9rem}.log-timeline{position:relative;padding-left:1.7rem}.log-timeline:before{content:"";position:absolute;left:4px;top:6px;bottom:6px;width:1px;background:var(--hairline)}.log-group{position:relative}.log-year{position:relative;font-family:var(--font-mono);font-size:.82rem;font-weight:600;letter-spacing:.12em;color:var(--muted);margin:2.2rem 0 1.3rem}.log-group:first-child .log-year{margin-top:0}.log-year:before{content:"";position:absolute;left:calc(-1.7rem + .5px);top:.1em;width:9px;height:9px;border-radius:50%;background:var(--ink)}.log-item{position:relative;padding-bottom:2rem}.log-item:last-child{padding-bottom:0}.log-item:before{content:"";position:absolute;left:calc(-1.7rem + 1.5px);top:.5rem;width:7px;height:7px;border-radius:50%;background:var(--paper);border:1.5px solid var(--cobalt)}.log-when{font-family:var(--font-mono);font-size:.72rem;letter-spacing:.04em;color:var(--muted)}.log-head{display:flex;flex-wrap:wrap;justify-content:space-between;align-items:baseline;gap:.35rem 1.5rem;margin-top:.2rem}.log-title{font-size:1.1rem;font-weight:600;letter-spacing:-.01em;line-height:1.25}.log-title a{border-bottom:1px solid var(--cobalt-line)}.log-title a:hover{border-bottom-color:var(--cobalt);color:var(--cobalt)}.log-result{font-family:var(--font-mono);font-size:.72rem;font-weight:500;letter-spacing:.08em;text-transform:uppercase;white-space:nowrap;color:var(--cobalt)}.log-result[data-kind=note]{color:var(--muted)}.log-desc{color:var(--muted);font-size:.9rem;line-height:1.5;margin-top:.35rem;max-width:64ch}.timeline{position:relative;padding-left:1.6rem}.timeline:before{content:"";position:absolute;left:4px;top:6px;bottom:6px;width:1px;background:var(--hairline)}.tl-item{position:relative;padding-bottom:2.2rem}.tl-item:last-child{padding-bottom:0}.tl-item:before{content:"";position:absolute;left:calc(-1.6rem + 1px);top:7px;width:7px;height:7px;border-radius:50%;background:var(--paper);border:1.5px solid var(--muted)}.tl-item--now:before{background:var(--cobalt);border-color:var(--cobalt)}.tl-head{display:flex;flex-wrap:wrap;justify-content:space-between;gap:.25rem 1rem;align-items:baseline}.tl-role{font-size:1.2rem;letter-spacing:-.01em}.tl-org{color:var(--ink-soft);font-size:.95rem;margin-top:.1rem}.tl-meta{font-family:var(--font-mono);font-size:.72rem;color:var(--muted);letter-spacing:.02em;text-align:right}.tl-meta .loc{display:block;margin-top:.15rem}.tl-list{margin-top:.85rem;display:flex;flex-direction:column;gap:.4rem}.tl-list li{position:relative;padding-left:1rem;color:var(--ink-soft);font-size:.92rem;line-height:1.5}.tl-list li:before{content:"–";position:absolute;left:0;color:var(--cobalt)}.tl-tech{font-family:var(--font-mono);font-size:.76rem;color:var(--muted);margin-top:.85rem}.tl-tech b{color:var(--ink);font-weight:600}.tl-courses{margin-top:.85rem}.courses-label{font-family:var(--font-mono);font-size:.7rem;letter-spacing:.08em;text-transform:uppercase;color:var(--muted);margin-bottom:.35rem}.courses-label--spaced{margin-top:.9rem}.courses-list{display:grid;grid-template-columns:repeat(auto-fill,minmax(220px,1fr));gap:.25rem 1.2rem}.courses-list li{font-size:.88rem;color:var(--ink-soft)}@media(max-width:560px){.tl-meta{text-align:left}}.hobby-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:1px;background:var(--hairline);border:1px solid var(--hairline);border-radius:2px;overflow:hidden}.hobby-card{background:var(--paper);padding:1.4rem 1.3rem}.hobby-idx{font-family:var(--font-mono);font-size:.72rem;color:var(--cobalt);letter-spacing:.06em}.hobby-name{font-size:1.2rem;margin:.5rem 0 .35rem;letter-spacing:-.01em}.hobby-desc{color:var(--muted);font-size:.85rem;line-height:1.5}@media(max-width:780px){.hobby-grid{grid-template-columns:repeat(2,1fr)}}@media(max-width:420px){.hobby-grid{grid-template-columns:1fr}}.contact-actions{display:flex;flex-wrap:wrap;gap:.7rem}#life-bg{position:fixed;inset:0;width:100%;height:100%;z-index:-1;pointer-events:none}body:before{content:"";position:fixed;inset:0;z-index:-2;pointer-events:none;background:radial-gradient(125% 90% at 50% -8%,color-mix(in srgb,var(--cobalt) 5%,transparent),transparent 55%),radial-gradient(120% 108% at 50% 42%,transparent 46%,color-mix(in srgb,var(--ink) 6%,transparent) 100%)}:root{--prose-w: 44rem}.blog-hero{padding-top:clamp(2.5rem,6vw,4.5rem);padding-bottom:2.5rem}.blog-title{font-size:clamp(2.8rem,8vw,5rem);font-weight:900;letter-spacing:-.035em;font-variation-settings:"wght" 900,"wdth" 90}.blog-subtitle{color:var(--muted);font-size:1.05rem;max-width:46ch;margin-top:.9rem}.posts-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(min(100%,320px),380px));gap:1.1rem;margin-bottom:var(--section-gap)}.post-card{background:var(--paper);border:1px solid var(--hairline);border-radius:3px;overflow:hidden;display:flex;flex-direction:column;transition:border-color .15s ease,background .15s ease}.post-card:hover{background:var(--cobalt-wash);border-color:var(--cobalt-line)}.post-card-img{display:block;width:100%;height:190px;border-bottom:1px solid var(--hairline);overflow:hidden}.dither-img{position:relative;display:block;width:100%;height:100%;background:var(--paper-2)}.dither-color{width:100%;height:100%;object-fit:cover;display:block;opacity:0;transition:opacity .2s ease}.dither-mask{position:absolute;inset:0;background:var(--ink);-webkit-mask-size:cover;mask-size:cover;-webkit-mask-position:center;mask-position:center;-webkit-mask-repeat:no-repeat;mask-repeat:no-repeat;transition:opacity .2s ease}.post-card:hover .dither-color,.post-card:focus-within .dither-color{opacity:1}.post-card:hover .dither-mask,.post-card:focus-within .dither-mask{opacity:0}@media(hover:none){.dither-color{opacity:1}.dither-mask{display:none}}@media(prefers-reduced-motion:reduce){.dither-color,.dither-mask{transition:none}}.post-card-placeholder{height:190px;display:flex;align-items:center;justify-content:center;border-bottom:1px solid var(--hairline);background:var(--paper-2)}.post-card-initials{font-family:var(--font-mono);font-size:2rem;color:var(--cobalt);opacity:.6;letter-spacing:.1em}.post-card-body{padding:1.3rem 1.4rem;display:flex;flex-direction:column;gap:.6rem;flex:1}.post-card-title{font-size:1.35rem;letter-spacing:-.02em;line-height:1.1}.post-card-meta{font-family:var(--font-mono);font-size:.72rem;color:var(--muted)}.post-card-excerpt{color:var(--ink-soft);font-size:.9rem;line-height:1.6;flex:1}.post-card-topics{display:flex;flex-wrap:wrap;gap:.6rem}.topic-tag{font-family:var(--font-mono);font-size:.7rem;letter-spacing:.03em;color:var(--muted)}.post-card-link{font-family:var(--font-mono);font-size:.78rem;color:var(--cobalt);margin-top:.2rem}.post-wrap{max-width:var(--prose-w);margin-inline:auto;padding-inline:var(--gutter)}.post-back{padding-top:2rem}.back-link{font-family:var(--font-mono);font-size:.8rem;color:var(--muted);transition:color .15s ease}.back-link:hover{color:var(--cobalt)}.post-header{padding-top:2rem}.post-meta{font-family:var(--font-mono);font-size:.78rem;color:var(--muted);display:flex;gap:.7rem;align-items:center}.post-meta .sep{color:var(--hairline)}.post-title{font-size:clamp(2rem,5.5vw,3.2rem);font-weight:900;letter-spacing:-.03em;line-height:1.02;margin:.9rem 0;font-variation-settings:"wght" 900,"wdth" 92}.post-topics{display:flex;flex-wrap:wrap;gap:.9rem}.post-header .topic-tag{color:var(--cobalt)}.prose{padding:2.5rem 0 var(--section-gap);font-family:var(--font-serif);font-size:1.08rem;line-height:1.72;color:var(--ink-soft)}.prose>*+*{margin-top:1.35em}.prose h2,.prose h3,.prose h4{font-family:var(--font-display);color:var(--ink);letter-spacing:-.02em}.prose h2{font-size:1.7rem;font-weight:800;margin-top:2.4em;margin-bottom:.5em;padding-left:.7rem;border-left:3px solid var(--cobalt);line-height:1.1}.prose h3{font-size:1.3rem;font-weight:700;margin-top:1.9em;margin-bottom:.3em}.prose h4{font-size:1.05rem;font-weight:600;margin-top:1.5em}.prose p{color:var(--ink-soft)}.prose strong{color:var(--ink);font-weight:600}.prose em{font-style:italic}.prose a{color:var(--cobalt);border-bottom:1px solid var(--cobalt-line);transition:border-color .15s ease}.prose a:hover{border-bottom-color:var(--cobalt)}.prose :not(pre)>code{font-family:var(--font-mono);font-size:.86em;background:var(--paper-2);border:1px solid var(--hairline);color:var(--cobalt);padding:.1em .4em;border-radius:3px}.prose pre{border:1px solid var(--hairline);border-radius:3px;padding:1.1rem 1.2rem;overflow-x:auto;position:relative;font-size:.85rem;line-height:1.65;margin:1.8em 0}.prose pre code{font-family:var(--font-mono);font-size:inherit;background:none;border:none;padding:0;white-space:pre}.code-label{font-family:var(--font-mono);font-size:.72rem;color:var(--muted);background:var(--paper-2);border:1px solid var(--hairline);border-bottom:none;border-radius:3px 3px 0 0;padding:.35rem .8rem;display:inline-block;margin-bottom:-1px}.code-label+pre{border-top-left-radius:0;margin-top:0}.copy-btn{position:absolute;top:.55rem;right:.6rem;font-family:var(--font-mono);font-size:.68rem;color:var(--muted);background:var(--paper);border:1px solid var(--hairline);border-radius:2px;padding:.15rem .55rem;z-index:2;opacity:.6;transition:color .15s ease,border-color .15s ease,opacity .15s ease}@media(hover:hover){.copy-btn{opacity:0}.prose pre:hover .copy-btn{opacity:1}}.copy-btn:hover,.copy-btn:focus-visible{opacity:1;color:var(--cobalt);border-color:var(--cobalt-line)}.copy-btn.copied{opacity:1;color:var(--cobalt);border-color:var(--cobalt)}.prose ul{display:flex;flex-direction:column;gap:.35rem}.prose ul li{position:relative;padding-left:1.2rem}.prose ul li:before{content:"–";position:absolute;left:0;color:var(--cobalt)}.prose ol{padding-left:1.4em;display:flex;flex-direction:column;gap:.35rem}.prose ol li{padding-left:.3rem}.prose ol li::marker{color:var(--cobalt);font-family:var(--font-mono);font-size:.9em}.prose img{max-width:100%;height:auto;border:1px solid var(--hairline);border-radius:3px;cursor:zoom-in;background:var(--paper-2)}.prose .face-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(110px,1fr));gap:.5rem}.prose .face-grid img{width:100%}.prose .katex-display{overflow-x:auto;overflow-y:hidden;padding:.5rem 0}.callout{border-left:3px solid var(--cobalt);background:var(--cobalt-wash);padding:.9rem 1.1rem;margin:1.8em 0;border-radius:0 3px 3px 0;font-size:.96rem;line-height:1.6}.callout:before{content:"NOTE";display:block;font-family:var(--font-mono);font-size:.66rem;letter-spacing:.12em;color:var(--cobalt);margin-bottom:.3rem}.callout-tip:before{content:"TIP"}.callout-warn:before{content:"WARNING"}.post-footer{display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:1rem;padding:2rem 0 var(--section-gap);border-top:1px solid var(--hairline)}.post-footer-links{display:flex;gap:1rem}.toc-sidebar{position:fixed;top:calc(var(--nav-h) + 2.5rem);left:max(1rem,calc(50% - var(--prose-w) / 2 - 15rem));width:12.5rem;max-height:calc(100vh - var(--nav-h) - 5rem);overflow-y:auto;scrollbar-width:none;display:none;z-index:10}.toc-sidebar::-webkit-scrollbar{display:none}@media(min-width:1200px){.toc-sidebar{display:block}}.toc-title{font-family:var(--font-mono);font-size:.7rem;letter-spacing:.14em;text-transform:uppercase;color:var(--muted);margin-bottom:.8rem;padding-left:.7rem}.toc-nav{display:flex;flex-direction:column;gap:1px}.toc-link{font-family:var(--font-mono);font-size:.76rem;color:var(--muted);padding:.28rem .7rem;border-left:2px solid transparent;line-height:1.4;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;transition:color .15s ease,border-color .15s ease}.toc-link:hover{color:var(--ink)}.toc-link.active{color:var(--cobalt);border-left-color:var(--cobalt)}.toc-h3{padding-left:1.5rem;font-size:.72rem}.lightbox-overlay{position:fixed;inset:0;background:color-mix(in srgb,var(--ink) 90%,black);display:flex;align-items:center;justify-content:center;z-index:9999;opacity:0;pointer-events:none;transition:opacity .2s ease;cursor:zoom-out}.lightbox-overlay.open{opacity:1;pointer-events:auto}.lightbox-overlay img{max-width:92vw;max-height:92vh;object-fit:contain;border:none;border-radius:3px;background:var(--paper)}@media(prefers-reduced-motion:reduce){.lightbox-overlay{transition:none}}