/* Prometheus — design tokens and component styles.
   Mirrors site/shared.css so a colour change propagates across the Silent Mode
   family. The Prometheus-only additions (`.categories`, `.cat`) are at the end
   of the file so the shared block stays diffable against the main site. */

:root{
  --bg:#0b0e14;
  --panel:#141a24;
  --panel2:#18202c;
  --line:rgba(255,255,255,.09);
  --ink:#e7eaf1;
  --mut:#8b98a9;
  --dim:#7a8496;
  --acid:#d6ff3d;
  --chain:#d6ff3d;
  --sia:#b39ddb;
  --srv:#4fd1a5;
  --tor:#a98bd8;
  --ok:#4fd1a5;
  --taken:#f6768a;
  --warn:#ffc75f;
}

*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  background:radial-gradient(1100px 560px at 50% -12%,#16202e,var(--bg));
  color:var(--ink);
  font:16px/1.65 system-ui,-apple-system,Segoe UI,Roboto,sans-serif;
  min-height:100vh;
}
a{color:var(--acid)}

/* ============ top nav ============ */
.topnav{
  position:sticky;top:0;z-index:20;
  display:flex;gap:2px;align-items:center;flex-wrap:wrap;
  padding:10px 1.2rem;
  background:rgba(11,14,20,.82);
  backdrop-filter:blur(10px);
  border-bottom:1px solid var(--line);
}
.topnav .brand{
  font-weight:600;color:var(--ink);text-decoration:none;
  margin-right:14px;font-size:15px;letter-spacing:.2px;
}
.topnav .brand .g{color:var(--acid)}
.topnav a{
  color:var(--mut);text-decoration:none;
  padding:9px 12px;border-radius:8px;font-size:14px;
}
.topnav a:hover{color:var(--ink);background:var(--panel)}
.topnav a.here{color:var(--acid);background:rgba(214,255,61,.08)}

/* ============ layout ============ */
.wrap{max-width:980px;margin:0 auto;padding:0 1.2rem}
.wrap.narrow{max-width:820px}

header.hero{text-align:center;padding:4.5rem 1.2rem 2.4rem}
header.hero.compact{padding:3rem 1.2rem 1.4rem}
header.hero .mark{font-size:58px;line-height:1}
h1{font-size:clamp(2rem,5vw,3rem);margin:.5rem 0 .3rem;letter-spacing:.4px}
h1 .g{color:var(--acid)}
.tag{color:var(--mut);font-size:1.1rem;max-width:660px;margin:.4rem auto 0}

section{padding:2.8rem 0;border-top:1px solid var(--line)}
section.plain{border-top:none}
h2{font-size:1.55rem;margin:0 0 .4rem}
h3{font-size:1.05rem;margin:0 0 .3rem}
.lede{color:var(--mut);margin:0 0 1.6rem;max-width:680px}

.cta{display:flex;gap:10px;justify-content:center;flex-wrap:wrap;margin-top:1.7rem}

/* ============ controls ============ */
.btn{
  display:inline-block;text-decoration:none;
  padding:11px 20px;border-radius:999px;
  background:var(--panel2);color:var(--ink);font-size:14.5px;
  border:1px solid var(--line);cursor:pointer;font-family:inherit;
}
.btn.ghost{background:transparent;border-color:var(--line);color:var(--ink)}
.btn.acid{background:var(--acid);color:#0b0e14;font-weight:600;border:none}
.btn:hover{filter:brightness(1.12)}
.btn:disabled{opacity:.45;cursor:not-allowed;filter:none}

/* ============ cards & grids ============ */
.grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(250px,1fr));gap:14px}
.card{
  background:var(--panel);border:1px solid var(--line);border-radius:14px;
  padding:18px 20px;
}
.card p{margin:0;color:var(--mut);font-size:14px}
.card h3{display:flex;align-items:center;gap:8px}

/* status pills */
.pill{
  display:inline-block;font-size:10.5px;letter-spacing:.04em;
  text-transform:uppercase;padding:2px 9px;border-radius:999px;margin-bottom:.6rem;
}
.p-live{background:rgba(79,209,165,.14);color:var(--srv)}
.p-alpha{background:rgba(214,255,61,.13);color:var(--acid)}
.p-designed{background:rgba(179,157,219,.14);color:var(--sia)}
.p-upcoming{background:rgba(139,152,169,.14);color:var(--mut)}

/* ============ steps (numbered explainer lists) ============ */
ol.steps{counter-reset:s;list-style:none;padding:0;margin:0;display:grid;gap:10px}
ol.steps li{
  counter-increment:s;display:grid;grid-template-columns:26px 1fr;gap:4px 14px;
  align-items:start;
  background:var(--panel2);border:1px solid var(--line);border-radius:12px;
  padding:15px 18px;
}
ol.steps li::before{
  content:counter(s);grid-column:1;grid-row:1;align-self:start;
  display:grid;place-items:center;
  width:26px;height:26px;border-radius:50%;
  background:rgba(214,255,61,.14);color:var(--acid);
  font-size:13px;font-weight:700;
}
ol.steps li > *{grid-column:2;min-width:0}
ol.steps b{color:var(--ink);font-size:14.5px}
ol.steps span{color:var(--mut);font-size:14px;line-height:1.62}

/* ============ code chips + preformatted ============ */
code.inline,.mono{
  font-family:ui-monospace,monospace;font-size:13px;
  background:#0e131b;border:1px solid var(--line);border-radius:6px;padding:1px 6px;
}
pre{
  background:#0e131b;border:1px solid var(--line);border-radius:10px;
  padding:13px 16px;overflow-x:auto;
  font-family:ui-monospace,monospace;font-size:13px;color:#c9d4e3;margin:.8rem 0;
}

/* ============ notes ============ */
.note{
  background:var(--panel);border:1px solid var(--line);border-left:3px solid var(--acid);
  border-radius:10px;padding:14px 18px;color:var(--mut);font-size:14px;margin-top:1.4rem;
}
.note b{color:var(--ink)}
.note.warn{border-left-color:var(--warn)}
.note.danger{border-left-color:var(--taken)}

/* ============ footer ============ */
footer{
  border-top:1px solid var(--line);padding:2.5rem 0 3.5rem;
  color:var(--dim);font-size:13px;text-align:center;margin-top:2.5rem;
}
footer .fine{max-width:660px;margin:.8rem auto 0;line-height:1.7}

/* ===================================================================
   Prometheus-only additions below. Keep the above identical to
   site/shared.css so a shared-token change diffs cleanly.
   =================================================================== */

/* Category grid. Visually distinct from .grid so the two don't blur
   together — Prometheus is a shop, the top of a page is a foyer. */
.categories{
  display:grid;
  grid-template-columns:repeat(auto-fit,minmax(220px,1fr));
  gap:14px;margin-top:1rem;
}
.cat{
  background:var(--panel);border:1px solid var(--line);border-radius:14px;
  padding:20px 22px;text-decoration:none;color:inherit;
  transition:transform .18s ease, border-color .18s ease, background .18s ease;
  display:flex;flex-direction:column;gap:.6rem;
}
.cat:hover{transform:translateY(-3px);border-color:rgba(214,255,61,.35);background:var(--panel2)}
.cat .ico{font-size:26px;line-height:1;filter:grayscale(.2)}
.cat h3{margin:.1rem 0 0;font-size:1.02rem}
.cat .count{color:var(--dim);font-size:12px;letter-spacing:.02em;margin-top:auto;padding-top:.4rem}
.cat.empty .count::before{content:"— ";color:var(--dim)}