/* ACMA Sets (limelight.show/acma): one plain page, no animations.
   Light text on every colored background. */
@font-face{font-family:'Fraunces';src:url(/acma/fonts/Fraunces-latin.woff2) format('woff2');font-weight:400 700;font-display:swap}
@font-face{font-family:roboto-regular;src:url(/fonts/Roboto/Roboto-Regular.ttf) format('truetype');font-display:swap}
@font-face{font-family:roboto-medium;src:url(/fonts/Roboto/Roboto-Medium.ttf) format('truetype');font-display:swap}

:root{
  color-scheme:dark;
  --ink:#f6ecdc; --ink-soft:#d9c9b8; --ink-dim:#b3a090;
  --bg:#170f14; --bg-2:#21151c; --plum:#3b1a2e; --crimson:#62141a;
  --gold:#e0b04f; --gold-soft:#f0cf86; --line:#3d2a33;
  --display:'Fraunces',Georgia,'Times New Roman',serif;
  --body:roboto-regular,Roboto,system-ui,sans-serif;
  --medium:roboto-medium,Roboto,system-ui,sans-serif;
}
*{box-sizing:border-box}
body{margin:0 auto;max-width:none;padding:0 16px;background:var(--bg);color:var(--ink);font:400 17px/1.6 var(--body);overflow-wrap:break-word;-webkit-text-size-adjust:100%}
@media (min-width:700px){body{padding:0 clamp(28px,4vw,72px)}}
a{color:var(--gold-soft)}
:focus-visible{outline:2px solid var(--gold);outline-offset:3px;border-radius:4px}
h1,h2,h3{font-family:var(--display);font-weight:600;line-height:1.15;margin:0 0 .4em}
h1{font-size:clamp(2.2rem,7vw,3.2rem)}
h2{font-size:clamp(1.6rem,4.5vw,2.2rem)}
h3{font-size:1.2rem;margin-top:28px}
p{margin:0 0 1em}

header.top{padding:36px 0 8px}
header.top p{color:var(--ink-soft);max-width:38em}
header.top .company{font:500 .85rem var(--medium);letter-spacing:.14em;text-transform:uppercase;color:var(--gold);margin-bottom:8px}

.set{padding:32px 0 40px;border-top:1px solid var(--line)}
.set .when{font:500 1rem var(--medium);color:var(--gold-soft);margin-bottom:10px}
.set > p{color:var(--ink-soft);max-width:44em}

.stats{display:grid;grid-template-columns:repeat(auto-fit,minmax(140px,1fr));gap:10px;margin:16px 0 0;padding:0;list-style:none}
.stats li{background:var(--bg-2);border:1px solid var(--line);border-radius:8px;padding:10px 12px;font-size:.85rem;color:var(--ink-dim)}
.stats b{display:block;font-family:var(--display);font-size:1.2rem;color:var(--ink);font-weight:600}

/* 3D viewer (viewer.js builds the inside) */
.viewer{--sv-bg:#1c1418;display:flex;flex-direction:column;border-radius:10px;overflow:hidden;border:1px solid var(--line);background:var(--sv-bg);min-height:320px;margin-top:8px}
.viewer:fullscreen{border-radius:0;border:0}
.sv-loading{margin:auto;padding:40px 16px;color:var(--ink-dim);text-align:center}
.sv-bar{display:flex;flex-wrap:wrap;gap:8px 16px;justify-content:space-between;padding:10px;background:#140d11;border-bottom:1px solid var(--line)}
.sv-group{display:flex;flex-wrap:wrap;gap:6px;align-items:center}
.sv-bar button,.sv-chk{font:500 .88rem var(--medium);color:var(--ink);background:#2a1b23;border:1px solid #4a3340;border-radius:6px;padding:6px 11px;cursor:pointer;display:inline-flex;align-items:center;gap:6px;min-height:36px}
.sv-bar button[aria-pressed="true"]{background:var(--crimson);border-color:#8d2a32;color:#fff}
.sv-chk input{accent-color:var(--gold);margin:0;width:16px;height:16px}
.sv-stage{position:relative;flex:1;min-height:300px;aspect-ratio:16/10}
.viewer:fullscreen .sv-stage{aspect-ratio:auto}
.sv-stage canvas{display:block;width:100%;height:100%;touch-action:none;cursor:grab}
.sv-hint{position:absolute;left:10px;bottom:8px;margin:0;font-size:.8rem;color:var(--ink-soft);background:rgba(20,13,17,.75);padding:3px 8px;border-radius:4px;pointer-events:none}
.sv-fallback{margin:auto;padding:40px 16px;text-align:center;color:var(--ink-soft)}
@media (max-width:600px){.sv-stage{aspect-ratio:4/5}}

.downloads{list-style:none;padding:0;margin:0;display:grid;gap:10px}
@media (min-width:760px){.downloads{grid-template-columns:1fr 1fr}}
.downloads a{display:grid;grid-template-columns:auto 1fr;gap:2px 14px;align-items:center;text-decoration:none;color:var(--ink);background:var(--bg-2);border:1px solid var(--line);border-radius:10px;padding:12px 14px}
.downloads a:hover{border-color:var(--gold)}
.downloads .kind{grid-row:span 2;font:600 .8rem var(--medium);letter-spacing:.05em;background:var(--plum);color:#fff;border-radius:6px;padding:8px 0;width:56px;text-align:center}
.downloads strong{font-family:var(--medium);font-weight:500}
.downloads small{color:var(--ink-dim);font-size:.85rem}

.notes{color:var(--ink-soft);font-size:.95rem;margin:0;padding-left:1.2em}
.notes li{margin-bottom:6px}

footer{padding:24px 0 40px;border-top:1px solid var(--line);color:var(--ink-dim);font-size:.9rem}
footer p{margin:0}

/* FULL WIDTH (owner, 2026-11-01: every page uses the whole screen). On a big screen the words and downloads sit on the
   left and the 3D model is as big as the room allows on the right, held in view while you read. */
@media (min-width:1100px){
  .set{display:grid;grid-template-columns:minmax(0,5fr) minmax(0,7fr);column-gap:clamp(32px,4vw,64px);grid-template-rows:repeat(39,min-content) 1fr;align-items:start}
  .set > *{grid-column:1}
  .set > .viewer{grid-column:2;grid-row:1 / -1;position:sticky;top:16px;margin-top:0}
  .viewer .sv-stage{aspect-ratio:auto;height:calc(100vh - 150px);min-height:420px}
  .viewer:fullscreen .sv-stage{height:auto}
  .downloads{grid-template-columns:1fr}
}