:root {
  --bg: #0b0d10;
  --fg: #e8edf2;
  --muted: #8b97a5;
  --accent: #c8d3e0;
  --card: #14181d;
  --line: #232a32;
  --well: #0f1216;
  color-scheme: dark;
}
* { box-sizing: border-box; }
html { height: 100%; }
body { min-height: 100%; display: flex; flex-direction: column; margin: 0; background: var(--bg); color: var(--fg); font: 16px/1.5 system-ui, sans-serif; }
.column { max-width: 48rem; margin-left: auto; margin-right: auto; width: 100%; }
.bar { padding: 0.75rem 1rem; border-bottom: 1px solid var(--line); }
.brand { color: var(--fg); text-decoration: none; font-weight: 600; letter-spacing: 0.02em; display: inline-flex; align-items: center; gap: 0.5rem; }
.brand .mark { width: 0.7rem; height: 0.7rem; border-radius: 999px; background: var(--accent); display: inline-block; }
main { padding: 1rem; flex: 1; }
h1 { font-size: 1.4rem; margin: 0 0 0.6rem; }
h2 { font-size: 1.15rem; margin: 0 0 0.6rem; }
h3 { font-size: 1rem; margin: 1rem 0 0.4rem; }
p { margin: 0 0 0.75rem; }
a { color: var(--accent); text-decoration-color: color-mix(in srgb, var(--accent) 40%, transparent); }
a:hover { text-decoration-color: var(--accent); }
a:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }
.card { background: var(--card); border: 1px solid var(--line); border-radius: 12px; padding: 1rem 1.25rem; margin-bottom: 1rem; }
.muted { color: var(--muted); font-size: 0.875rem; }
.label { color: var(--muted); font-size: 0.8rem; text-transform: uppercase; letter-spacing: 0.07em; font-weight: 600; margin-bottom: 0.25rem; }
code { font-family: ui-monospace, SFMono-Regular, Menlo, monospace; font-size: 0.9em; }
.address { display: inline-block; background: var(--well); border: 1px solid var(--line); border-radius: 8px; padding: 0.4rem 0.7rem; word-break: break-all; }
pre { background: var(--well); border: 1px solid var(--line); border-radius: 8px; padding: 0.75rem; overflow-x: auto; margin: 0 0 0.75rem; }
.plain { list-style: none; margin: 0; padding: 0; }
.plain li { padding: 0.5rem 0; border-bottom: 1px solid var(--line); }
.plain li:last-child { border-bottom: 0; }
.principles { display: grid; grid-template-columns: repeat(auto-fit, minmax(18rem, 1fr)); gap: 0.75rem; }
.principle { border: 1px solid var(--line); border-radius: 10px; padding: 0.75rem 0.9rem; }
.principle h3 { margin: 0 0 0.35rem; }
.principle p { margin: 0; font-size: 0.9rem; color: var(--muted); }
.table-wrap { overflow-x: auto; }
table { width: 100%; border-collapse: collapse; font-size: 0.875rem; margin-bottom: 0.5rem; }
th, td { text-align: left; padding: 0.4rem 0.3rem; border-bottom: 1px solid var(--line); vertical-align: top; }
th { color: var(--muted); font-weight: 600; font-size: 0.8rem; }
.num { font-variant-numeric: tabular-nums; }
footer { padding: 1rem; border-top: 1px solid var(--line); margin-top: auto; display: flex; gap: 1.25rem; flex-wrap: wrap; font-size: 0.875rem; }
footer a { color: var(--muted); }