:root {
  --paper:#f6f3e9; --ink:#292b26; --copper:#b54b31; --muted:#696b60; --line:#c8c5b8; --soft:#eeece2;
  --mono:"SFMono-Regular",Consolas,"Liberation Mono",monospace;
  color:var(--ink); background:var(--paper); font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;
  font-synthesis:none; color-scheme:light;
}
* { box-sizing:border-box; }
html { scroll-behavior:smooth; scroll-padding-top:24px; }
body { margin:0; }
a { color:inherit; text-decoration:none; }
button,input { font:inherit; }
button,a,summary,input { touch-action:manipulation; -webkit-tap-highlight-color:transparent; }
a:focus-visible,button:focus-visible,input:focus-visible,summary:focus-visible { outline:2px solid var(--copper); outline-offset:5px; }
button { cursor:pointer; color:var(--ink); }
button:disabled { cursor:not-allowed; opacity:.42; }
p { color:var(--muted); line-height:1.65; margin:0; }
h1,h2,h3 { font-weight:400; margin:0; text-wrap:balance; }
h2 { font-size:clamp(1.9rem,3vw,2.5rem); letter-spacing:-.045em; line-height:1.15; }
h3 { font-size:1.0625rem; letter-spacing:-.015em; }
em { font-family:Georgia,"Times New Roman",serif; font-weight:400; color:var(--copper); }
.wrap { width:calc(100% - 96px); max-width:1220px; margin-inline:auto; }
.eyebrow { font: .75rem/1.6 var(--mono); letter-spacing:.08em; color:var(--muted); }
.skip-link { position:absolute; top:-100px; left:20px; background:var(--ink); color:var(--paper); padding:15px; z-index:10; }
.skip-link:focus { top:10px; }
.site-header { min-height:90px; display:flex; align-items:center; justify-content:space-between; gap:24px; border-bottom:1px solid var(--line); }
.brand { display:flex; align-items:center; gap:13px; flex-shrink:0; }
.brand svg { width:43px; height:42px; color:var(--copper); }
.brand>span { font-size:1rem; letter-spacing:.15em; }
.brand small { display:block; font:.6875rem/1.4 var(--mono); letter-spacing:.09em; margin-top:5px; }
.site-header nav { display:flex; gap:28px; font:.8125rem/1.5 var(--mono); }
.site-header nav a { padding-block:12px; }
a:hover { color:var(--copper); }
.hero { display:grid; grid-template-columns:.9fr 1.1fr; gap:34px; align-items:center; min-height:525px; padding-block:36px 42px; }
h1 { font-size:clamp(3rem,4.85vw,4.4rem); letter-spacing:-.06em; line-height:1.07; margin:20px 0 23px; }
h1 em { white-space:nowrap; }
.hero-description { font-size:1.0625rem; }
.primary-link { display:inline-flex; align-items:center; gap:24px; margin-top:25px; padding:13px 18px; background:var(--ink); color:var(--paper); border:1px solid var(--ink); border-radius:2px; font:.8125rem/1.5 var(--mono); }
.primary-link:hover { background:#45473e; color:var(--paper); }
.hero-footnote { font-size:.75rem; margin-top:15px; }
.demo { min-width:0; scroll-margin-top:24px; }
.demo-topline { display:flex; align-items:center; justify-content:space-between; gap:10px; padding-bottom:8px; border-bottom:1px solid var(--line); }
.demo-topline h2 { font:.6875rem/1.5 var(--mono); letter-spacing:.04em; }
.demo-tools { display:flex; align-items:center; gap:7px; }
.demo-label { font:.625rem/1.5 var(--mono); letter-spacing:.04em; color:var(--muted); white-space:nowrap; }
.motion-toggle { display:grid; place-items:center; width:30px; height:30px; padding:0; background:transparent; border:1px solid transparent; border-radius:50%; color:var(--muted); font-size:1rem; }
.motion-toggle:hover:not(:disabled) { border-color:var(--line); color:var(--copper); }
.demo-status { font:.75rem/1.6 var(--mono); min-height:44px; text-align:center; padding-top:15px; color:var(--copper); }
.machine-stage { display:grid; grid-template-columns:76px minmax(0,1fr) 76px; align-items:center; min-height:246px; }
.machine-drawing { width:100%; height:auto; overflow:visible; }
.machine-lines { fill:none; stroke:var(--ink); stroke-width:1; }
.braces { opacity:.65; }
.paper-fill { fill:var(--paper); }
.copper-fill { fill:var(--copper); }
.ink-stroke { stroke:var(--ink); }
.copper-stroke { stroke:var(--copper); }
.machine-button { border:1px solid var(--ink); border-radius:50%; background:var(--paper); width:76px; height:76px; box-shadow:0 0 0 5px var(--paper),0 0 0 6px var(--line); display:flex; flex-direction:column; justify-content:center; align-items:center; gap:5px; font-size:.75rem; padding:0; }
.machine-button:not(:disabled):hover { border-color:var(--copper); color:var(--copper); }
.button-symbol { font-size:1.75rem; line-height:1.1; }
.snapshot .button-symbol { color:var(--copper); }
.snapshot.is-captured { border-color:var(--copper); box-shadow:0 0 0 5px var(--paper),0 0 0 6px #bd876b; }
.morph-control { margin:0 38px; }
.morph-heading { display:flex; justify-content:center; align-items:center; gap:14px; font:.6875rem/1.5 var(--mono); letter-spacing:.08em; }
.morph-heading output { min-width:40px; text-align:center; color:var(--copper); }
input[type=range] { display:block; width:100%; height:36px; appearance:none; background:transparent; cursor:ew-resize; margin:2px 0; padding:0; }
input[type=range]:disabled { cursor:not-allowed; opacity:.45; }
input[type=range]::-webkit-slider-runnable-track { height:1px; background:#969b8a; }
input[type=range]::-webkit-slider-thumb { appearance:none; width:17px; height:17px; margin-top:-8px; border:1.5px solid var(--copper); border-radius:50%; background:var(--paper); }
input[type=range]::-moz-range-track { height:1px; background:#969b8a; }
input[type=range]::-moz-range-thumb { width:15px; height:15px; border:1.5px solid var(--copper); border-radius:50%; background:var(--paper); }
.endpoints { display:flex; justify-content:space-between; font:.75rem/1.5 var(--mono); color:var(--muted); }
.noscript { padding:16px; font-size:.9rem; }
.idea { border-block:1px solid var(--line); padding-block:36px; }
.idea-intro { display:grid; grid-template-columns:1fr 1.2fr; gap:50px; align-items:center; }
.idea h2 { margin-top:10px; }
.idea-intro>p { font-size:1rem; max-width:550px; }
.use-cases { display:grid; grid-template-columns:1fr 1.2fr; gap:50px; margin-top:28px; }
.use-cases p { font-size:.9375rem; }
.use-cases .eyebrow { display:block; margin-bottom:6px; color:var(--copper); }
.compatibility { padding-block:42px 36px; }
.compatibility-heading { display:flex; align-items:flex-end; justify-content:space-between; gap:35px; margin-bottom:25px; }
.compatibility-heading h2 { margin-top:10px; }
.compatibility-heading>p { font-size:.8125rem; }
.requirements { display:grid; grid-template-columns:repeat(3,1fr); gap:25px; margin-bottom:25px; }
.requirements>div { border-left:1px solid var(--line); padding-left:16px; }
.requirements h3 { font:.8125rem/1.5 var(--mono); color:var(--copper); margin-bottom:9px; }
.requirements p { font-size:.875rem; }
.compatibility-list { border-top:1px solid var(--line); }
details { border-bottom:1px solid var(--line); }
summary { cursor:pointer; list-style:none; }
summary::-webkit-details-marker { display:none; }
.compatibility-list summary { display:grid; grid-template-columns:75px 1fr 170px 18px; gap:18px; align-items:center; padding:19px 0; }
.device-kind { font:.6875rem/1.5 var(--mono); letter-spacing:.06em; color:var(--muted); }
.device-status { font:.75rem/1.5 var(--mono); color:var(--muted); }
.expand-icon { font-size:1.3rem; color:var(--copper); }
details[open] .expand-icon { transform:rotate(45deg); }
.device-detail,.setup-detail { padding:0 35px 20px 93px; display:grid; grid-template-columns:1fr 1fr; gap:30px; }
.device-detail p,.setup-detail p { font-size:.875rem; }
.compatibility-footnote { font-size:.75rem; margin-top:12px; }
.setup-notes { margin-top:18px; border-top:1px solid var(--line); }
.setup-notes summary { display:flex; justify-content:space-between; align-items:center; gap:20px; padding:17px 0; font:.8125rem/1.5 var(--mono); }
.setup-detail { padding-left:0; }
.site-footer { border-top:1px solid var(--line); display:flex; justify-content:space-between; align-items:center; gap:20px; min-height:78px; font:.6875rem/1.5 var(--mono); color:var(--muted); }
.site-footer a { padding-block:12px; }
@media(max-width:1050px) {
  .wrap { width:calc(100% - 64px); }
  .hero { gap:26px; }
  .machine-stage { grid-template-columns:66px minmax(0,1fr) 66px; min-height:228px; }
  .machine-button { width:66px; height:66px; font-size:.6875rem; }
  .demo-topline { flex-wrap:wrap; }
  .demo-status { font-size:.6875rem; }
}
@media(max-width:760px) {
  .wrap { width:calc(100% - 40px); }
  .site-header { min-height:86px; gap:20px; }
  .brand>span { font-size:.875rem; }
  .brand svg { width:36px; }
  .brand small { font-size:.625rem; }
  .site-header nav { gap:18px; font-size:.75rem; }
  .hero { grid-template-columns:1fr; gap:36px; padding-block:32px 36px; }
  h1 { font-size:clamp(3rem,8vw,4rem); margin-block:16px 20px; }
  .hero-description { font-size:1rem; }
  .primary-link { margin-top:20px; }
  .hero-footnote { margin-top:12px; }
  .demo { width:100%; max-width:550px; margin-inline:auto; }
  .machine-stage { min-height:230px; }
  .morph-control { margin-inline:33px; }
  .idea-intro,.use-cases { gap:24px; }
  .idea-intro { grid-template-columns:1fr; }
  .idea h2 br { display:none; }
  .idea-intro>p { max-width:none; }
  .use-cases { grid-template-columns:1fr 1fr; margin-top:23px; }
  .compatibility-heading { align-items:flex-start; gap:16px; flex-direction:column; }
  .compatibility-heading>p br { display:none; }
  .requirements { grid-template-columns:1fr; gap:18px; }
  .requirements h3 { margin-bottom:4px; }
  .compatibility-list summary { grid-template-columns:53px 1fr 18px; gap:10px; }
  .device-status { grid-column:2; grid-row:2; }
  .expand-icon { grid-column:3; grid-row:1/3; }
  .device-kind { grid-row:1/3; }
  .device-detail,.setup-detail { grid-template-columns:1fr; gap:12px; padding:0 0 19px; }
  .site-footer { flex-wrap:wrap; gap:8px 18px; padding-block:18px; }
  .site-footer>span { width:100%; }
}
@media(max-width:430px) {
  .site-header { flex-wrap:wrap; padding-block:17px 10px; gap:8px; }
  .site-header nav { width:100%; justify-content:space-between; }
  .hero-description br { display:none; }
  .hero-footnote { max-width:270px; }
  .demo-topline { gap:4px; }
  .demo-topline h2 { font-size:.625rem; }
  .demo-label { font-size:.5625rem; }
  .demo-tools { gap:4px; }
  .motion-toggle { width:26px; height:28px; }
  .machine-stage { grid-template-columns:64px minmax(0,1fr) 64px; min-height:190px; }
  .machine-button { width:60px; height:60px; font-size:.625rem; }
  .button-symbol { font-size:1.5rem; }
  .morph-control { margin-inline:30px; }
  .endpoints { font-size:.6875rem; }
  .use-cases { grid-template-columns:1fr; gap:18px; }
  .compatibility-list h3 { font-size:1rem; }
}
@media(prefers-reduced-motion:reduce) {
  html { scroll-behavior:auto; }
  *,*::before,*::after { transition:none!important; animation:none!important; }
}