/* ScotMesh brand site. Dark by design, like every ScotMesh web property: Night ground, Mist text. */
@font-face{font-family:"IBM Plex Mono";font-weight:400;font-style:normal;font-display:swap;src:url(web/fonts/ibm-plex-mono-400.woff2) format("woff2")}
@font-face{font-family:"IBM Plex Mono";font-weight:600;font-style:normal;font-display:swap;src:url(web/fonts/ibm-plex-mono-600.woff2) format("woff2")}
@font-face{font-family:"IBM Plex Sans Condensed";font-weight:400;font-style:normal;font-display:swap;src:url(web/fonts/ibm-plex-sans-condensed-400.woff2) format("woff2")}
@font-face{font-family:"IBM Plex Sans Condensed";font-weight:600;font-style:normal;font-display:swap;src:url(web/fonts/ibm-plex-sans-condensed-600.woff2) format("woff2")}

:root{
  --night:#0A1424; --card:#101C30; --well:#0C1729; --line:#22324D;
  --mist:#E6EDF7; --muted:#8FA2BD; --saltire:#005EB8; --link:#7FB2EE; --signal:#F2B33D;
  --meshcore:#56B4F5; --meshtastic:#65C281; --reticulum:#B199F4;
  --bad:#ef4444;
  --mono:"IBM Plex Mono",ui-monospace,Menlo,Consolas,monospace;
  --sans:"IBM Plex Sans Condensed","Roboto Condensed","Arial Narrow",system-ui,sans-serif;
  color-scheme:dark;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:1.5rem}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}}
body{margin:0;background:var(--night);color:var(--mist);font-family:var(--sans);font-size:18px;line-height:1.55;padding-inline:16px;padding-block:0 4rem}
a{color:var(--link)}
a:focus-visible,button:focus-visible{outline:2px solid var(--link);outline-offset:2px}
img{max-width:100%;height:auto;display:block}
h1,h2,h3{font-family:var(--mono);font-weight:600;line-height:1.15;margin:0;text-wrap:balance;letter-spacing:-.02em}
h1{font-size:clamp(2.2rem,5.5vw,3.6rem)}
h2{font-size:clamp(1.6rem,3vw,2.1rem)}
h3{font-size:1.1rem;letter-spacing:-.01em}
p{margin:.6rem 0;max-width:68ch}
code{font-family:var(--mono);font-size:.84em;background:var(--well);border:1px solid var(--line);padding:.05rem .35rem;border-radius:3px;white-space:nowrap}
.muted{color:var(--muted)}
.label{font-family:var(--mono);font-size:.72rem;letter-spacing:.1em;text-transform:uppercase;color:var(--muted)}

/* frame */
.page{max-width:1240px;margin:0 auto;display:grid;grid-template-columns:200px minmax(0,1fr);gap:48px;padding-top:24px}
.toc{position:sticky;top:24px;align-self:start;display:flex;flex-direction:column;gap:2px;font-size:.95rem}
.toc a{color:var(--muted);text-decoration:none;padding:.3rem .6rem;border-radius:4px;border-left:2px solid transparent}
.toc a:hover{color:var(--mist);background:var(--card)}
.toc .home{display:block;margin-bottom:1rem;padding:0}
.toc .home img{height:44px;width:auto}
@media (max-width:900px){
  .page{grid-template-columns:minmax(0,1fr);gap:0}
  .toc{position:sticky;top:0;z-index:5;flex-direction:row;overflow-x:auto;background:var(--night);border-bottom:1px solid var(--line);margin-inline:-16px;padding:.5rem 16px;white-space:nowrap}
  .toc .home{display:none}
}
main{min-width:0}
section{padding-block:3.5rem 1rem;border-top:1px solid var(--line)}
section:first-of-type{border-top:0}
.section-head{display:flex;flex-direction:column;gap:.4rem;margin-bottom:1.6rem}

/* hero */
.hero{position:relative;overflow:hidden;border:1px solid var(--line);border-radius:8px;padding:clamp(1.5rem,4vw,3rem);background:var(--night) url("web/header-mesh.svg") right -60px center/auto 100% no-repeat}
.hero::before{content:"";position:absolute;inset:0;background:linear-gradient(90deg,var(--night) 40%,rgba(10,20,36,.5) 65%,rgba(10,20,36,0) 88%);pointer-events:none}
.hero>*{position:relative}
.hero-mark{width:88px;height:88px;border-radius:4px;margin-bottom:1.5rem}
.hero p{font-size:1.2rem;color:#C9D6E8;max-width:46ch}
.hero .actions{display:flex;flex-wrap:wrap;gap:.7rem;margin-top:1.6rem}
@media (max-width:700px){.hero{background-size:auto 55%;background-position:right bottom}.hero::before{background:rgba(10,20,36,.82)}}
.btn{display:inline-flex;align-items:center;gap:.5rem;font-family:var(--mono);font-weight:600;font-size:.92rem;text-decoration:none;padding:.65rem 1rem;border-radius:4px;border:1px solid var(--line);color:var(--mist);background:var(--card);cursor:pointer}
.btn:hover{border-color:var(--link)}
.btn.primary{background:var(--saltire);border-color:var(--saltire);color:#fff}
.btn.primary:hover{background:#004C96}

/* tiles and grids */
.grid{display:grid;gap:16px}
.g2{grid-template-columns:repeat(auto-fit,minmax(min(100%,300px),1fr))}
.g3{grid-template-columns:repeat(auto-fit,minmax(min(100%,230px),1fr))}
.g4{grid-template-columns:repeat(auto-fit,minmax(min(100%,180px),1fr))}
.tile{background:var(--card);border:1px solid var(--line);border-radius:6px;overflow:hidden;display:flex;flex-direction:column}
.tile .stage{display:grid;place-items:center;padding:28px;min-height:190px}
.stage.night{background:var(--night)}
.stage.mist{background:var(--mist)}
.stage.saltire{background:var(--saltire)}
.stage img{max-height:140px;width:auto}
.tile .cap{padding:.8rem 1rem;border-top:1px solid var(--line);display:flex;flex-direction:column;gap:.15rem;font-size:.95rem}
.tile .cap b{font-weight:600}
.tile .cap .files{display:flex;flex-wrap:wrap;gap:.25rem .8rem;font-family:var(--mono);font-size:.78rem}
.rule{background:var(--well);border:1px solid var(--line);border-radius:6px;padding:1rem 1.2rem}
.rule h3{margin-bottom:.3rem}

/* construction */
.construction{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:24px;align-items:start}
@media (max-width:800px){.construction{grid-template-columns:minmax(0,1fr)}}
.construction svg{width:100%;height:auto;max-width:460px;background:var(--well);border:1px solid var(--line);border-radius:6px}
dl.spec{display:grid;grid-template-columns:auto minmax(0,1fr);gap:.45rem 1.2rem;margin:0}
dl.spec dt{font-family:var(--mono);font-size:.8rem;color:var(--muted);padding-top:.15rem}
dl.spec dd{margin:0}

/* don'ts */
.dont .stage{background:var(--night);overflow:hidden}
.dont .cap b::before{content:"Don't · ";color:var(--bad);font-family:var(--mono);font-size:.78rem;letter-spacing:.06em;text-transform:uppercase}

/* colour */
.swatch{border:1px solid var(--line);border-radius:6px;overflow:hidden;background:var(--card)}
.swatch .chip{height:120px;display:flex;align-items:flex-end;padding:.7rem .9rem;font-family:var(--mono);font-size:.8rem}
.swatch .meta{padding:.8rem .9rem;display:flex;flex-direction:column;gap:.2rem}
.swatch .meta b{font-family:var(--mono);font-weight:600}
.swatch .row{display:flex;justify-content:space-between;gap:.6rem;font-family:var(--mono);font-size:.78rem;color:var(--muted);font-variant-numeric:tabular-nums}
.swatch .use{font-size:.92rem;margin-top:.3rem}
.copy{font:inherit;font-family:var(--mono);font-size:.78rem;background:none;border:1px solid var(--line);color:var(--mist);border-radius:3px;padding:.05rem .4rem;cursor:pointer}
.copy:hover{border-color:var(--link)}
.copy.done{border-color:var(--meshtastic);color:var(--meshtastic)}

/* tables */
.tablewrap{overflow-x:auto;border:1px solid var(--line);border-radius:6px}
table{width:100%;border-collapse:collapse;font-size:.95rem}
th{text-align:left;font-family:var(--mono);font-weight:400;font-size:.72rem;letter-spacing:.1em;text-transform:uppercase;color:var(--muted);padding:.6rem .9rem;border-bottom:1px solid var(--line);background:var(--card)}
td{padding:.6rem .9rem;border-bottom:1px solid var(--line);vertical-align:middle}
tr:last-child td{border-bottom:0}
td.num{font-family:var(--mono);font-size:.85rem;font-variant-numeric:tabular-nums;white-space:nowrap}
td .thumb{width:auto;height:auto;max-height:44px;max-width:140px;border-radius:3px;border:1px solid var(--line)}
td a.dl{font-family:var(--mono);font-size:.82rem;white-space:nowrap}
.platform{margin-top:2rem}
.platform h3{margin-bottom:.7rem}

/* type */
.specimen{background:var(--card);border:1px solid var(--line);border-radius:6px;padding:1.4rem 1.5rem}
.specimen .big{font-size:clamp(2.4rem,6vw,4rem);line-height:1;margin:.6rem 0}
.specimen.mono .big{font-family:var(--mono);font-weight:600;letter-spacing:-.03em}
.specimen.sans .big{font-family:var(--sans)}
.scale{display:flex;flex-direction:column;gap:.5rem;margin-top:1rem}
.scale div{display:flex;align-items:baseline;gap:1rem;border-top:1px solid var(--line);padding-top:.5rem}
.scale .label{width:9rem;flex:none}

/* code */
pre{background:var(--well);border:1px solid var(--line);border-radius:6px;padding:1rem 1.2rem;overflow-x:auto;font-family:var(--mono);font-size:.84rem;line-height:1.55;margin:0}
.codeblock{position:relative}
.codeblock .copy{position:absolute;top:.6rem;right:.6rem;background:var(--card)}

.netmark{display:flex;flex-direction:column;gap:.6rem}
.dot{display:inline-block;width:.7rem;height:.7rem;border-radius:50%;vertical-align:middle;margin-right:.4rem}
footer{max-width:1240px;margin:3rem auto 0;padding-top:1.5rem;border-top:1px solid var(--line);color:var(--muted);font-size:.95rem;display:flex;flex-wrap:wrap;gap:.5rem 1.5rem;justify-content:space-between}

/* platform asset picker */
.kit{background:var(--card);border:1px solid var(--line);border-radius:8px;padding:1.2rem}
.kit-controls{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:.8rem}
@media (max-width:700px){.kit-controls{grid-template-columns:minmax(0,1fr)}}
.kit-controls label{display:flex;flex-direction:column;gap:.3rem}
.kit-controls select{font:inherit;font-size:1rem;color:var(--mist);background:var(--well);border:1px solid var(--line);border-radius:4px;padding:.55rem .7rem;width:100%}
.kit-controls select:focus-visible,.kit-toggle input:focus-visible{outline:2px solid var(--link);outline-offset:2px}
.kit-body{display:grid;grid-template-columns:minmax(0,1.6fr) minmax(0,1fr);gap:1.4rem;margin-top:1.2rem;align-items:start}
@media (max-width:900px){.kit-body{grid-template-columns:minmax(0,1fr)}}
.kit-preview{margin:0;display:flex;flex-direction:column;gap:.6rem;align-items:flex-start}
.kit-frame{position:relative;width:100%;background:var(--well);border:1px solid var(--line);border-radius:4px;overflow:hidden}
.kit-frame.checker{background:repeating-conic-gradient(#16233A 0 25%,#0C1729 0 50%) 0 0/20px 20px}
.kit-frame img{position:absolute;inset:0;width:100%;height:100%;object-fit:contain}
.kit-guide{position:absolute;border:2px dashed #E6EDF7;box-shadow:0 0 0 9999px rgba(10,20,36,.62);pointer-events:none;display:flex;align-items:flex-start;justify-content:flex-start}
.kit-guide.circle{border-radius:50%}
.kit-guide span{font-family:var(--mono);font-size:.72rem;letter-spacing:.04em;background:var(--night);color:var(--mist);border:1px solid var(--line);border-radius:3px;padding:.1rem .4rem;margin:.4rem}
.kit-guide.circle span{position:absolute;left:50%;bottom:6%;transform:translateX(-50%);white-space:nowrap;margin:0}
.kit-toggle{font-size:.92rem;color:var(--muted);display:flex;align-items:center;gap:.4rem;cursor:pointer}
.kit-spec h3{margin-bottom:.8rem}
.kit-actions{display:flex;flex-wrap:wrap;gap:.6rem;margin-top:1.2rem}