:root {
  --paper: #fbfaf7;
  --ink:   #17181a;
  --soft:  #5d6066;
  --rule:  #ddd9d0;
  --link:  #7a2718;
}

html[data-theme="dark"] {
  --paper: #16171a;
  --ink:   #e6e4df;
  --soft:  #96948e;
  --rule:  #32343a;
  --link:  #d99a86;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  padding: 0 24px 6rem;
  background: var(--paper);
  color: var(--ink);
  font: 400 19px/1.6 "Newsreader", Georgia, "Times New Roman", serif;
  font-variant-numeric: oldstyle-nums;
  -webkit-font-smoothing: antialiased;
}

article { max-width: 40rem; margin: 0 auto; }

/* ── Header ──────────────────────────────────────────── */
header { padding: 5.5rem 0 2.5rem; }

h1 {
  margin: 0;
  font-size: 2.1rem;
  font-weight: 500;
  letter-spacing: -.015em;
}

.sub {
  margin: .35rem 0 0;
  color: var(--soft);
  font-style: italic;
}

/* ── Text ────────────────────────────────────────────── */
p { margin: 0 0 1.15rem; }
.intro p:last-child { margin-bottom: 0; }
.intro { padding-bottom: 1rem; }

strong { font-weight: 500; }

a {
  color: var(--link);
  text-decoration: none;
  border-bottom: 1px solid color-mix(in srgb, var(--link) 35%, transparent);
}
a:hover { border-bottom-color: var(--link); }

/* ── Section headings ────────────────────────────────── */
h2 {
  margin: 3.5rem 0 1.5rem;
  padding-bottom: .4rem;
  border-bottom: 1px solid var(--rule);
  font-family: "IBM Plex Mono", ui-monospace, Menlo, monospace;
  font-size: .74rem;
  font-weight: 500;
  font-variant-numeric: normal;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--soft);
}

/* ── Jobs ────────────────────────────────────────────── */
.job { margin-bottom: 2.4rem; }
.job:last-of-type { margin-bottom: 0; }

.job__head {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  justify-content: space-between;
  gap: 0 1.5rem;
}

h3 {
  margin: 0;
  font-size: 1.1rem;
  font-weight: 500;
}

.job__when {
  margin: 0;
  flex: 0 0 auto;
  font-family: "IBM Plex Mono", ui-monospace, Menlo, monospace;
  font-size: .76rem;
  font-variant-numeric: normal;
  color: var(--soft);
  white-space: nowrap;
}

.job__where {
  margin: .1rem 0 .7rem;
  font-size: .95rem;
  font-style: italic;
  color: var(--soft);
}

.job ul { margin: 0; padding-left: 1.15rem; }
.job li { margin-bottom: .3rem; }
.job li::marker { color: var(--rule); }

/* ── Definition rows ─────────────────────────────────── */
.tools {
  margin: 0;
  display: grid;
  grid-template-columns: 7.5rem 1fr;
  column-gap: 1.5rem;
}

.tools dt {
  padding: .55rem 0;
  border-top: 1px solid var(--rule);
  font-family: "IBM Plex Mono", ui-monospace, Menlo, monospace;
  font-size: .74rem;
  font-variant-numeric: normal;
  letter-spacing: .04em;
  color: var(--soft);
  line-height: 2.2;
}

.tools dd {
  margin: 0;
  padding: .55rem 0;
  border-top: 1px solid var(--rule);
}

.tools dt:first-of-type,
.tools dd:first-of-type { border-top: 0; }

@media (max-width: 560px) {
  .tools { grid-template-columns: 1fr; column-gap: 0; }
  .tools dt { padding-bottom: 0; line-height: 1.6; }
  .tools dd { padding-top: .1rem; border-top: 0; }
}

/* ── Theme switch ────────────────────────────────────── */
#mode {
  position: fixed;
  top: 1.4rem;
  right: 1.4rem;
  padding: .2rem .1rem;
  border: 0;
  border-bottom: 1px solid var(--rule);
  background: none;
  color: var(--soft);
  font-family: "IBM Plex Mono", ui-monospace, Menlo, monospace;
  font-size: .72rem;
  letter-spacing: .06em;
  cursor: pointer;
}
#mode:hover { color: var(--ink); border-bottom-color: var(--ink); }

/* ── Footer ──────────────────────────────────────────── */
footer {
  margin-top: 4.5rem;
  padding-top: 1.2rem;
  border-top: 1px solid var(--rule);
}
footer p {
  margin: 0;
  font-family: "IBM Plex Mono", ui-monospace, Menlo, monospace;
  font-size: .72rem;
  font-variant-numeric: normal;
  color: var(--soft);
}

/* ── Print ───────────────────────────────────────────── */
@media print {
  #mode { display: none; }
  body { padding: 0; background: #fff; color: #000; font-size: 11pt; }
  header { padding-top: 0; }
  h2 { margin-top: 1.4rem; }
  a { color: #000; border: 0; }
}