/* Informatist guide — green-terminal skin, print-friendly. */
:root {
  --neon: #39ff14;
  --amber: #ffb000;
  --dim: #9be89b;
  --ink: #ddd;
  --muted: #888;
  --line: #1e1e1e;
  --bg: #000;
}
* { margin: 0; padding: 0; box-sizing: border-box; }
body {
  background: var(--bg);
  color: var(--ink);
  font-family: "JetBrains Mono", ui-monospace, SFMono-Regular, Menlo, monospace;
  font-size: 15px;
  line-height: 1.7;
}
.wrap { max-width: 780px; margin: 0 auto; padding: 0 20px 80px; }
header.site {
  display: flex; justify-content: space-between; align-items: center; gap: 12px; flex-wrap: wrap;
  padding: 14px 20px; border-bottom: 2px solid var(--neon); margin-bottom: 34px;
}
header.site .brand { color: var(--neon); font-weight: 800; letter-spacing: 0.18em; text-decoration: none; }
header.site nav a { color: var(--muted); text-decoration: none; font-size: 12px; letter-spacing: 0.1em; text-transform: uppercase; margin-left: 14px; }
header.site nav a:hover, header.site nav a[aria-current] { color: var(--neon); }
h1 {
  font-size: clamp(1.5rem, 5vw, 2.2rem); color: var(--neon); letter-spacing: 0.03em;
  text-shadow: 0 0 6px rgba(57, 255, 20, 0.55); margin-bottom: 8px;
}
h1::before { content: "// "; color: var(--amber); }
.lede { color: var(--muted); margin-bottom: 34px; }
h2 {
  color: var(--amber); font-size: 1rem; letter-spacing: 0.14em; text-transform: uppercase;
  border-bottom: 1px solid var(--line); padding-bottom: 8px; margin: 44px 0 16px;
}
h3 { color: var(--neon); font-size: 0.95rem; margin: 22px 0 6px; }
p { margin-bottom: 14px; }
p.note { color: var(--muted); font-size: 13px; }
strong { color: #fff; }
em { color: var(--dim); font-style: normal; }
.tag {
  color: var(--amber); border: 1px solid var(--amber); font-size: 10.5px; padding: 1px 7px;
  letter-spacing: 0.1em; text-transform: uppercase; border-radius: 3px; white-space: nowrap;
}
ul, ol { margin: 0 0 16px 22px; }
li { margin-bottom: 8px; }
table { width: 100%; border-collapse: collapse; margin-bottom: 18px; font-size: 14px; }
th { text-align: left; color: var(--muted); text-transform: uppercase; font-size: 0.74rem; letter-spacing: 0.1em; padding: 8px 10px; border-bottom: 2px solid var(--line); }
td { padding: 9px 10px; border-bottom: 1px solid var(--line); vertical-align: top; }
td:first-child { color: var(--neon); white-space: nowrap; }
dl.gloss dt { color: var(--neon); font-weight: 700; margin-top: 14px; }
dl.gloss dd { color: var(--ink); margin-left: 0; }
.cards { display: grid; gap: 16px; margin-top: 30px; }
@media (min-width: 640px) { .cards { grid-template-columns: 1fr 1fr; } }
.card {
  border: 1px solid var(--line); padding: 22px 24px; display: block; text-decoration: none; color: var(--ink);
}
.card:hover { border-color: var(--neon); }
.card b { color: var(--neon); display: block; font-size: 1.05rem; margin-bottom: 8px; }
.card span { color: var(--muted); font-size: 13.5px; }
.fact {
  border-left: 3px solid var(--amber); padding: 10px 16px; margin: 18px 0;
  color: #eee; background: rgba(255, 176, 0, 0.05);
}
.fact .src { display: block; color: var(--muted); font-size: 12px; margin-top: 6px; }
.copyblock {
  border: 1px dashed var(--neon); padding: 16px 18px; margin: 18px 0;
  color: var(--dim); font-size: 13.5px; white-space: pre-wrap; word-break: break-word;
}
.crumbs { color: var(--muted); font-size: 12px; margin-bottom: 26px; }
.crumbs a { color: var(--muted); }
.quiet { margin-top: 54px; border-top: 1px solid var(--line); padding-top: 18px; color: var(--muted); font-size: 13px; }
.quiet a { color: var(--neon); }
a { color: var(--neon); }
footer.site { border-top: 1px solid var(--line); margin-top: 70px; padding: 26px 20px; text-align: center; color: var(--muted); font-size: 12px; letter-spacing: 0.08em; }
::selection { background: var(--neon); color: #000; }

@media print {
  :root { --neon: #000; --amber: #000; --dim: #333; --ink: #111; --muted: #444; --line: #bbb; --bg: #fff; }
  body { background: #fff; color: #111; font-size: 12pt; }
  header.site nav, footer.site, .quiet { display: none; }
  h1, h2, h3 { text-shadow: none; }
  h1::before { content: ""; }
  a { color: #111; text-decoration: none; }
  .card { border-color: #bbb; }
  .tag { border-color: #444; color: #444; }
}