/* SludgeSoft — one stylesheet for the whole site. No external requests. */

:root{
  --deep:#05080d;
  --panel:#0a1119;
  --line:#1b2f3d;
  --teal:#2ec4ba;
  --teal-bright:#68ecdc;
  --teal-dim:#1a6868;
  --laser:#ff3626;
  --ink:#dfe9ee;
  --ink-mid:#c3d3db;
  --ink-dim:#8ba3b0;
  --mono:ui-monospace,"SF Mono",SFMono-Regular,Menlo,Consolas,"Liberation Mono",monospace;
}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  background:var(--deep);
  color:var(--ink);
  font:16px/1.65 var(--mono);
  letter-spacing:.01em;
  background-image:
    radial-gradient(900px 500px at 78% -12%, rgba(46,196,186,.14), transparent 62%),
    radial-gradient(700px 420px at 8% 105%, rgba(255,54,38,.07), transparent 60%);
  background-attachment:fixed;
}
a{color:var(--teal-bright);text-decoration:none;border-bottom:1px solid rgba(104,236,220,.28)}
a:hover{border-bottom-color:var(--teal-bright)}
a:focus-visible,.btn:focus-visible{outline:2px solid var(--teal);outline-offset:3px}
.wrap{max-width:860px;margin:0 auto;padding:0 24px}
.skip{position:absolute;left:-9999px}
.skip:focus{left:24px;top:12px;z-index:5;background:var(--teal);color:var(--deep);padding:8px 14px;border:0}

/* faint scanline texture, in keeping with the arcade subject */
body::before{
  content:"";position:fixed;inset:0;pointer-events:none;z-index:2;
  background:repeating-linear-gradient(180deg,rgba(255,255,255,.018) 0 1px,transparent 1px 3px);
}

header{padding:28px 0 0}
.bar{display:flex;align-items:center;gap:14px}
.mark{width:38px;height:38px;flex:0 0 auto}
.wordmark{font-size:19px;font-weight:700;letter-spacing:.16em;text-transform:uppercase}
.wordmark a{color:inherit;border:0}
.wordmark span{color:var(--teal)}
.bar nav{margin-left:auto;display:flex;flex-wrap:wrap;gap:20px;font-size:13px;letter-spacing:.08em;text-transform:uppercase}
.bar nav a{color:var(--ink-dim);border:0}
.bar nav a:hover,.bar nav a[aria-current]{color:var(--teal-bright)}

.hero{padding:78px 0 64px}
.kicker{
  font-size:12px;letter-spacing:.28em;text-transform:uppercase;color:var(--teal);
  display:flex;align-items:center;gap:12px;margin-bottom:26px;
}
.kicker::after{content:"";height:1px;flex:1;background:linear-gradient(90deg,var(--teal-dim),transparent)}
h1{font-size:clamp(38px,8vw,68px);line-height:1.02;margin:0 0 22px;letter-spacing:-.02em;font-weight:700}
h1 em{font-style:normal;color:var(--teal)}
.lede{font-size:clamp(16px,2.4vw,19px);color:var(--ink-dim);max-width:60ch;margin:0}
.lede strong{color:var(--ink);font-weight:600}

section{padding:52px 0;border-top:1px solid var(--line)}
h2{font-size:12px;letter-spacing:.28em;text-transform:uppercase;color:var(--teal);margin:0 0 28px;font-weight:600}

.card{
  background:linear-gradient(180deg,rgba(16,34,48,.55),rgba(10,17,25,.55));
  border:1px solid var(--line);border-radius:4px;padding:32px;position:relative;overflow:hidden;
}
.card::before{content:"";position:absolute;top:0;bottom:0;left:0;width:2px;background:linear-gradient(180deg,var(--teal),transparent)}
.card h3{margin:0 0 6px;font-size:26px;letter-spacing:-.01em}
.card .sub{color:var(--ink-dim);font-size:14px;margin:0 0 22px;letter-spacing:.04em}
.card p{margin:0 0 16px;color:var(--ink-mid)}

.tags{display:flex;flex-wrap:wrap;gap:8px;margin:22px 0 24px;padding:0;list-style:none}
.tags li{
  font-size:11px;letter-spacing:.12em;text-transform:uppercase;color:var(--ink-dim);
  border:1px solid var(--line);border-radius:2px;padding:4px 9px;
}

.status{display:flex;align-items:center;gap:9px;font-size:13px;color:var(--ink-dim);margin:0 0 22px}
.dot{width:7px;height:7px;border-radius:50%;background:var(--laser);box-shadow:0 0 0 3px rgba(255,54,38,.16)}

.links{display:flex;flex-wrap:wrap;gap:10px}
.btn{
  display:inline-block;font-size:12px;letter-spacing:.14em;text-transform:uppercase;
  padding:10px 18px;border:1px solid var(--teal-dim);border-radius:2px;
  color:var(--teal-bright);background:transparent;transition:background .15s,border-color .15s;
}
.btn:hover{background:rgba(46,196,186,.1);border-color:var(--teal)}
.btn.primary{background:var(--teal);color:var(--deep);border-color:var(--teal);font-weight:700}
.btn.primary:hover{background:var(--teal-bright);border-color:var(--teal-bright)}

.facts{display:grid;grid-template-columns:repeat(auto-fit,minmax(210px,1fr));gap:1px;background:var(--line);border:1px solid var(--line);border-radius:4px;overflow:hidden}
.fact{background:var(--panel);padding:22px}
.fact dt{font-size:11px;letter-spacing:.18em;text-transform:uppercase;color:var(--ink-dim);margin:0 0 8px}
.fact dd{margin:0;font-size:15px;color:var(--ink)}

.prose p{color:var(--ink-mid);max-width:64ch}
.prose p:first-of-type{margin-top:0}

footer{border-top:1px solid var(--line);padding:34px 0 60px;color:var(--ink-dim);font-size:13px}
.footrow{display:flex;flex-wrap:wrap;gap:18px;align-items:center}
.footrow .sep{margin-left:auto}

/* ---- document pages (guide, compatibility, privacy, terms, support) ---- */
.doc{padding:56px 0 72px}
.doc .eyebrow{font-size:12px;letter-spacing:.28em;text-transform:uppercase;color:var(--teal);margin:0 0 18px}
.doc h1{font-size:clamp(30px,5.5vw,46px);margin:0 0 14px}
.doc .meta{color:var(--ink-dim);font-size:13px;margin:0 0 40px;line-height:1.9}
.doc h2{
  font-size:22px;letter-spacing:-.01em;text-transform:none;color:var(--ink);
  font-weight:700;margin:52px 0 16px;padding-top:22px;border-top:1px solid var(--line);
}
.doc h3{font-size:17px;color:var(--teal);margin:34px 0 12px;font-weight:600;letter-spacing:.01em}
.doc h4{font-size:15px;color:var(--ink);margin:26px 0 10px;font-weight:600}
.doc p,.doc li{color:var(--ink-mid)}
.doc p{margin:0 0 16px;max-width:70ch}
.doc ul,.doc ol{margin:0 0 18px;padding-left:22px;max-width:70ch}
.doc li{margin:0 0 9px}
.doc strong{color:var(--ink);font-weight:700}
.doc hr{border:0;border-top:1px solid var(--line);margin:40px 0}
.doc code{
  font-family:var(--mono);font-size:.9em;background:rgba(46,196,186,.09);
  border:1px solid rgba(46,196,186,.16);border-radius:2px;padding:1px 5px;color:var(--teal-bright);
}
.doc pre{
  background:var(--panel);border:1px solid var(--line);border-left:2px solid var(--teal-dim);
  border-radius:3px;padding:16px 18px;overflow-x:auto;font-size:13px;line-height:1.6;margin:0 0 20px;
}
.doc pre code{background:none;border:0;padding:0;color:var(--ink-mid);font-size:inherit}
.doc blockquote{
  margin:0 0 22px;padding:18px 22px;background:rgba(255,54,38,.05);
  border:1px solid rgba(255,54,38,.22);border-left:2px solid var(--laser);border-radius:3px;
}
.doc blockquote p:last-child{margin-bottom:0}
.tablewrap{overflow-x:auto;margin:0 0 22px;border:1px solid var(--line);border-radius:3px}
.doc table{border-collapse:collapse;width:100%;font-size:14px;min-width:420px}
.doc th,.doc td{text-align:left;padding:10px 14px;border-bottom:1px solid var(--line);vertical-align:top}
.doc th{
  background:rgba(46,196,186,.07);color:var(--teal);font-size:11px;
  letter-spacing:.14em;text-transform:uppercase;font-weight:600;white-space:nowrap;
}
.doc tr:last-child td{border-bottom:0}
.doc td{color:var(--ink-mid)}
.doc .toc{
  background:var(--panel);border:1px solid var(--line);border-radius:3px;
  padding:22px 24px 22px 42px;margin:0 0 44px;
}
.doc .toc li{margin:0 0 7px}
.doc .toc li:last-child{margin:0}
.backlink{margin:52px 0 0;font-size:13px}

@media (max-width:620px){
  .hero{padding:56px 0 44px}
  .card{padding:24px}
  .bar nav{display:none}
  .footrow .sep{margin-left:0;width:100%}
  .doc h2{margin-top:40px}
}
@media (prefers-reduced-motion:no-preference){
  .dot{animation:pulse 2.6s ease-in-out infinite}
  @keyframes pulse{0%,100%{opacity:1}50%{opacity:.42}}
}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}}