/* itl.run — one stylesheet. System fonts only. Nothing remote. */
:root {
  --ink: #1b1b1b;
  --paper: #fbfaf6;
  --dim: #5c5c5c;
  --rule: #d9d5c8;
  --accent: #0b6e4f;
  --code-bg: #f1eee4;
}
@media (prefers-color-scheme: dark) {
  :root {
    --ink: #e8e6df;
    --paper: #141413;
    --dim: #a19f97;
    --rule: #3a3934;
    --accent: #5fd3a5;
    --code-bg: #1f1e1b;
  }
}
* { box-sizing: border-box; }
html { background: var(--paper); color: var(--ink); }
body {
  margin: 0 auto;
  max-width: 46rem;
  padding: 2.5rem 1.25rem 4rem;
  font: 1rem/1.6 ui-monospace, SFMono-Regular, Menlo, Consolas, "Liberation Mono", monospace;
}
header, footer { color: var(--dim); font-size: 0.9rem; }
header a, footer a { color: var(--dim); }
h1 { font-size: 1.5rem; line-height: 1.25; margin: 1.5rem 0 0.5rem; }
h1::before { content: "\21BB  "; color: var(--accent); }
h2 { font-size: 1.1rem; margin: 2.25rem 0 0.5rem; }
a { color: var(--accent); }
pre, code { background: var(--code-bg); font-family: inherit; }
pre { padding: 0.9rem 1rem; overflow-x: auto; border-left: 3px solid var(--accent); line-height: 1.45; }
code { padding: 0 0.2em; }
pre code { padding: 0; }
hr { border: 0; border-top: 1px solid var(--rule); margin: 2.5rem 0; }
.lede { font-size: 1.05rem; }
.drill { border: 2px dashed var(--accent); padding: 0.25rem 1rem; }
table { border-collapse: collapse; width: 100%; }
th, td { text-align: left; vertical-align: top; padding: 0.35rem 0.5rem; border-bottom: 1px solid var(--rule); }