/* Layout: optical-bench page — narrow reading column, PSF figure as the hero, achievements as a plate index grouped by era */
:root{
  --bg:#fbfbfa; --surface:#ffffff; --ink:#15202b; --muted:#5a6672; --rule:#d9dee3;
  --accent:#b3263a;        /* H-alpha 656.3 nm */
  --accent-soft:#f6e3e6; --draft:#8a5a00; --draft-bg:#fbf1dc; color-scheme:light;
  --display:"Familjen Grotesk", "Helvetica Neue", Arial, sans-serif;
  --body:"Literata", Georgia, "Times New Roman", serif;
  --mono:"JetBrains Mono", ui-monospace, Menlo, Consolas, monospace;
}

*{box-sizing:border-box}
body{background:var(--bg);color:var(--ink);font:400 1.0625rem/1.65 var(--body);
  padding-left:max(16px,env(safe-area-inset-left,0px));padding-right:max(16px,env(safe-area-inset-right,0px))}
a{color:var(--accent);text-underline-offset:2px}
a:focus-visible,button:focus-visible{outline:2px solid var(--accent);outline-offset:2px}
.wrap{max-width:46rem;margin:0 auto}
header.site{display:flex;flex-wrap:wrap;gap:.5rem 1.5rem;align-items:baseline;justify-content:space-between;
  padding-block:1.25rem .75rem;border-bottom:1px solid var(--rule)}
.name{font:700 1.15rem/1.2 var(--display);letter-spacing:-.01em;color:var(--ink);text-decoration:none}
nav{display:flex;gap:1.25rem;font:500 .95rem var(--display)}
nav a{color:var(--muted);text-decoration:none}
nav a[aria-current="page"]{color:var(--ink);box-shadow:inset 0 -2px 0 var(--accent)}
h1,h2,h3{font-family:var(--display);text-wrap:balance;line-height:1.15;letter-spacing:-.015em}
h1{font-size:clamp(1.9rem,6vw,2.7rem);margin:.2em 0 .3em}
h2{font-size:1.35rem;margin:2.2rem 0 .6rem}
h3{font-size:1.05rem;margin:0}
.lede{font-size:1.15rem;color:var(--ink);max-width:38rem}
.eyebrow{font:500 .75rem var(--mono);letter-spacing:.08em;text-transform:uppercase;color:var(--muted)}
main{padding-block:1.5rem 4rem}

/* PSF figure */
.psf{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:1rem;margin:1.5rem 0 .5rem}
.psf figure{margin:0;display:flex;flex-direction:column;gap:.4rem}
.psf canvas{width:100%;max-width:100%;aspect-ratio:1;border-radius:4px;background:#000;display:block}
.psf figcaption{font:400 .78rem/1.4 var(--mono);color:var(--muted)}
.psf figcaption b{color:var(--ink);font-weight:500}
.figfoot{font:400 .78rem/1.5 var(--mono);color:var(--muted);margin:0 0 1rem}

/* Plate index */
.era{margin-top:2rem}
.era-label{display:flex;gap:.75rem;align-items:baseline;border-bottom:1px solid var(--rule);padding-bottom:.35rem;margin-bottom:.25rem}
.era-label h2{margin:0;font-size:1.05rem}
.era-label span{font:400 .8rem var(--mono);color:var(--muted)}
.plates{list-style:none;margin:0;padding:0}
.plates a{display:grid;grid-template-columns:4.2rem minmax(0,1fr) auto;gap:.75rem;align-items:baseline;
  padding:.7rem 0;border-bottom:1px solid var(--rule);text-decoration:none;color:var(--ink)}
.plates a:hover h3{color:var(--accent)}
.plates .yr{font:400 .82rem var(--mono);color:var(--muted);font-variant-numeric:tabular-nums}
.plates p{margin:.15rem 0 0;font-size:.92rem;color:var(--muted);line-height:1.45}
.pill{font:500 .68rem var(--mono);letter-spacing:.05em;text-transform:uppercase;padding:.15rem .45rem;border-radius:3px;white-space:nowrap}
.pill.draft{color:var(--draft);background:var(--draft-bg)}
.pill.ok{color:var(--accent);background:var(--accent-soft)}

/* Detail page */
.back{font:500 .9rem var(--display);text-decoration:none;color:var(--muted)}
.facts{display:grid;grid-template-columns:max-content minmax(0,1fr);gap:.35rem 1rem;margin:1.25rem 0;
  font-size:.92rem;padding:1rem 0;border-block:1px solid var(--rule)}
.facts dt{font:500 .75rem var(--mono);text-transform:uppercase;letter-spacing:.06em;color:var(--muted);padding-top:.2rem}
.facts dd{margin:0}
.note{background:var(--draft-bg);color:var(--ink);border-radius:4px;padding:.75rem 1rem;font-size:.9rem;margin:1.5rem 0}
.note b{color:var(--draft)}
.pager{display:flex;justify-content:space-between;gap:1rem;margin-top:2.5rem;font:500 .9rem var(--display)}
.pager a{text-decoration:none;max-width:48%}

/* Publications */
.pubs{list-style:none;padding:0;margin:0}
.pubs li{padding:1rem 0;border-bottom:1px solid var(--rule);display:grid;grid-template-columns:3.2rem minmax(0,1fr);gap:.75rem}
.pubs .yr{font:500 .9rem var(--mono);color:var(--muted);font-variant-numeric:tabular-nums}
.pubs .t{font-weight:600}
.pubs .a{font-size:.92rem;color:var(--muted)}
.pubs .v{font-size:.9rem;font-style:italic}
.links{display:flex;flex-wrap:wrap;gap:.5rem;margin-top:.4rem}
.links a{font:500 .78rem var(--mono);text-decoration:none;border:1px solid var(--rule);border-radius:3px;padding:.15rem .5rem}
.links a:hover{border-color:var(--accent)}
.chips{display:flex;flex-wrap:wrap;gap:.4rem;align-items:center;margin:1rem 0}
.chips button{font:500 .8rem var(--display);border:1px solid var(--rule);background:var(--surface);color:var(--ink);border-radius:999px;padding:.3rem .8rem;cursor:pointer}
.chips button[aria-pressed="true"]{border-color:var(--accent);color:var(--accent)}
.doc{margin-top:2rem;padding-top:1rem;border-top:1px solid var(--rule)}
.doc h2{margin-top:0}
.doctext{border-left:2px solid var(--rule);padding-left:1rem;margin-top:1rem}
.doctext p{font-size:.98rem}
.plates .role{color:var(--ink);margin-top:.25rem}
nav{flex-wrap:wrap;row-gap:.25rem}
.gallery{display:grid;grid-template-columns:repeat(auto-fill,minmax(14rem,1fr));gap:1rem;margin-top:1rem}
.gallery figure{margin:0;display:flex;flex-direction:column;gap:.4rem}
.gallery img{width:100%;height:auto;border-radius:3px;display:block}
.gallery figcaption{font:400 .78rem/1.4 var(--mono);color:var(--muted)}
.timeline li{grid-template-columns:8.5rem minmax(0,1fr)}
.timeline .yr{font-size:.8rem}
@media (max-width:520px){.timeline li{grid-template-columns:minmax(0,1fr)}}
.hero{margin:1.25rem 0;display:flex;flex-direction:column;gap:.4rem}
.hero img{max-width:100%;height:auto;border-radius:3px;background:#000}
.hero figcaption{font:400 .78rem/1.4 var(--mono);color:var(--muted)}
.code{font:400 .78rem var(--mono);color:var(--muted);overflow-wrap:anywhere}
footer{border-top:1px solid var(--rule);padding-block:1.25rem 2rem;font:400 .8rem var(--mono);color:var(--muted)}
@media (max-width:520px){
  .psf{grid-template-columns:minmax(0,1fr)}
  .plates a{grid-template-columns:3.4rem minmax(0,1fr)}
  .plates .pill{grid-column:2;justify-self:start}
}
@media (prefers-reduced-motion:reduce){*{transition:none!important}}

details{margin:.5rem 0}details summary{cursor:pointer;font-weight:600;padding:.3rem 0}.files li{font-size:.88rem}.files code{font-size:.85rem}.muted{color:var(--muted)}figure.hero img{max-width:100%;height:auto}

.plates a{grid-template-columns:4.2rem minmax(0,1fr)}
@media (max-width:520px){.plates a{grid-template-columns:3.4rem minmax(0,1fr)}}
.chips button{font:500 .8rem var(--display)}

/* Photos: break out of the text column, shown up to natural size */
figure.hero,.gallery{width:min(64rem,calc(100vw - 32px));position:relative;left:50%;transform:translateX(-50%)}
figure.hero img,.gallery img{width:auto;max-width:100%;height:auto;margin:0 auto;display:block}
figure.hero figcaption,.gallery figcaption{max-width:46rem;margin:0 auto;width:100%}
.gallery{grid-template-columns:minmax(0,1fr);gap:2rem}

.filebox{border:1px solid var(--rule);border-left:3px solid var(--accent);border-radius:4px;padding:.9rem 1rem;margin:1.5rem 0;font-size:.95rem;background:var(--surface)}.filebox ul{margin:.5rem 0 0;padding-left:1.1rem}.filebox li{margin:.25rem 0}