:root {
  --bg: #0c0d10;
  --bg-2: #14161c;
  --bg-3: #1b1e27;
  --ink: #eef1f6;
  --muted: #a7b0c0;
  --faint: #7d8696;
  --line: #2a3040;
  --red: #c4232d;
  --red-2: #8e1219;
  --amber: #e2b15a;
  --ok: #7dcea0;
  --link: #8ec5ff;
  --max: 1080px;
  --serif: "Iowan Old Style", "Palatino Linotype", Palatino, "Times New Roman", serif;
  --sans: "IBM Plex Sans", "Segoe UI", Helvetica, Arial, sans-serif;
  --mono: "IBM Plex Mono", ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: var(--sans);
  line-height: 1.65;
  font-size: 18px;
}
a { color: var(--link); text-decoration-thickness: 1px; text-underline-offset: 3px; }
a:hover { color: #c5e0ff; }
img, video { max-width: 100%; height: auto; }
header.site {
  background: linear-gradient(180deg, #1a0d0e 0%, var(--bg) 100%);
  border-bottom: 1px solid var(--line);
}
.banner {
  background: var(--red-2);
  color: #fff;
  text-align: center;
  font-weight: 700;
  letter-spacing: .08em;
  text-transform: uppercase;
  font-size: .78rem;
  padding: .55rem 1rem;
}
.wrap { width: min(var(--max), calc(100% - 2rem)); margin: 0 auto; }
.brand {
  display: flex; gap: 1rem; align-items: center;
  padding: 1.2rem 0 1rem;
}
.brand img { width: 56px; height: 56px; border-radius: 12px; }
.brand h1 { font-size: 1.15rem; margin: 0; letter-spacing: .01em; }
.brand p { margin: .15rem 0 0; color: var(--muted); font-size: .92rem; }
nav.main {
  display: flex; flex-wrap: wrap; gap: .35rem .9rem;
  padding: 0 0 1rem;
  font-size: .92rem;
}
nav.main a { color: var(--ink); text-decoration: none; }
nav.main a:hover { color: var(--amber); }
.hero { padding: 2.4rem 0 1.4rem; }
.kicker {
  color: var(--amber); font-weight: 700; letter-spacing: .12em;
  text-transform: uppercase; font-size: .78rem; margin: 0 0 .6rem;
}
h1.page, h2, h3 { font-family: var(--serif); line-height: 1.2; }
h1.page { font-size: clamp(2rem, 4vw, 3.1rem); margin: 0 0 1rem; }
h2 { font-size: 1.55rem; margin: 2.2rem 0 .7rem; }
h3 { font-size: 1.18rem; margin: 1.4rem 0 .4rem; }
.lede { font-size: 1.18rem; color: #d5dbe6; max-width: 46rem; }
.grid {
  display: grid; gap: 1rem;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  margin: 1.4rem 0 2rem;
}
.card {
  background: var(--bg-2);
  border: 1px solid var(--line);
  border-radius: 14px;
  padding: 1rem 1.1rem;
}
.card strong { display: block; color: var(--amber); font-size: .82rem; letter-spacing: .08em; text-transform: uppercase; }
.card p { margin: .4rem 0 0; color: var(--muted); }
table {
  width: 100%; border-collapse: collapse; font-size: .95rem;
  background: var(--bg-2); border: 1px solid var(--line);
}
th, td { text-align: left; padding: .7rem .8rem; border-bottom: 1px solid var(--line); vertical-align: top; }
th { color: var(--amber); font-size: .78rem; letter-spacing: .08em; text-transform: uppercase; }
code, .mono { font-family: var(--mono); font-size: .92em; word-break: break-all; }
.wallet {
  background: #0a0b0e; border: 1px dashed var(--amber);
  padding: .9rem 1rem; border-radius: 10px; margin: 1rem 0;
}
.callout {
  border-left: 4px solid var(--red);
  background: #1a1012;
  padding: .9rem 1rem;
  margin: 1.2rem 0;
}
.callout.warn { border-color: var(--amber); background: #1a160e; }
.gallery {
  display: grid; gap: 1rem;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
}
figure { margin: 0; }
figcaption { color: var(--faint); font-size: .86rem; margin-top: .4rem; }
ol.timeline { padding-left: 1.2rem; }
ol.timeline li { margin: 0 0 1rem; }
footer.site {
  border-top: 1px solid var(--line);
  margin-top: 3rem; padding: 2rem 0 3rem;
  color: var(--faint); font-size: .9rem;
}
footer.site a { color: var(--muted); }
.disclaimer { font-size: .92rem; color: var(--muted); }
.breadcrumbs { color: var(--faint); font-size: .88rem; padding: 1rem 0 0; }
.toc a { display: inline-block; margin-right: 1rem; margin-bottom: .35rem; }
.muted-note { color: var(--muted); font-size: .92rem; }
.scroll { overflow-x: auto; margin: 1rem 0 1.4rem; }
table.compact { font-size: .86rem; }
table.compact th, table.compact td { padding: .45rem .55rem; }
ul.cols { columns: 2; column-gap: 2rem; }
details.brand {
  background: var(--bg-2);
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: .55rem .9rem .2rem;
  margin: .7rem 0;
}
details.brand summary {
  cursor: pointer;
  font-weight: 700;
  padding: .35rem 0 .55rem;
}
@media (max-width: 640px) {
  body { font-size: 16px; }
  nav.main { font-size: .84rem; }
  ul.cols { columns: 1; }
}