:root {
  --paper: #eff1ee;
  --ink: #1a1f1c;
  --grey: #5b636e;
  --rule: #c9d0ca;
  --accent: #2b3fa0;
  --highlight: #dde4dc;

  --serif: "Charter", "Bitstream Charter", "Iowan Old Style", Georgia, serif;
  --sans: "Inter", "Helvetica Neue", Helvetica, Arial, sans-serif;

  --margin-col: 8.5rem;
  --column: 40rem;
  --gap: 2.25rem;
}

/* Some reset */

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  -webkit-text-size-adjust: 100%;
}

body {
  margin: 0;
  padding: 0 2rem 6rem;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--serif);
  font-size: 1.0625rem;
  line-height: 1.62;
  text-rendering: optimizeLegibility;
}

/* Header */

.top {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  justify-content: space-between;
  gap: 1rem 2rem;
  max-width: calc(var(--margin-col) + var(--gap) + var(--column));
  margin: 0 auto;
  padding: 2.5rem 0 2rem;
}

.top p {
  margin: 0;
}

.wordmark a {
  font-family: var(--serif);
  font-size: 1.0625rem;
  letter-spacing: 0.01em;
  color: var(--ink);
  text-decoration: none;
}

.top nav {
  display: flex;
  gap: 1.5rem;
  font-family: var(--sans);
  font-size: 0.8125rem;
}

.top nav a {
  color: var(--grey);
  text-decoration: none;
  padding-bottom: 0.15rem;
  border-bottom: 1px solid transparent;
}

.top nav a:hover {
  color: var(--ink);
  border-bottom-color: var(--rule);
}

.top nav .here a {
  color: var(--ink);
  border-bottom-color: var(--accent);
}

/* --- The ledger --------------------------------------------------------- */

.sheet {
  max-width: calc(var(--margin-col) + var(--gap) + var(--column));
  margin: 0 auto;
}

.row {
  display: grid;
  grid-template-columns: var(--margin-col) minmax(0, 1fr);
  column-gap: var(--gap);
  align-items: start;
}

.margin {
  font-family: var(--sans);
  font-size: 0.75rem;
  line-height: 1.5;
  color: var(--grey);
  text-align: right;
  font-variant-numeric: tabular-nums;
  padding-top: 1.55rem;
}

.body {
  border-left: 1px solid var(--rule);
  padding: 0.9rem 0 0.9rem var(--gap);
  min-width: 0;
}

.body > *:first-child {
  margin-top: 0;
}

.body > *:last-child {
  margin-bottom: 0;
}

/* Text and headings and stuff */

h1 {
  font-size: clamp(2rem, 1.2rem + 2.1vw, 2.55rem);
  line-height: 1.16;
  font-weight: 600;
  letter-spacing: -0.012em;
  margin: 0.4rem 0 1.1rem;
  max-width: 22ch;
  text-wrap: balance;
}

h2 {
  font-size: 1.8rem;
  font-weight: 600;
  line-height: 1.3;
  margin: 1.6rem 0 0.7rem;
}

h3 {
  font-size: 1.1rem;
  font-weight: 600;
  margin: 0 0 0.15rem;
}

p {
  margin: 0 0 1rem;
  max-width: 68ch;
}

a {
  color: var(--accent);
  text-decoration: underline;
  text-underline-offset: 0.16em;
  text-decoration-thickness: 0.06em;
  text-decoration-color: color-mix(in srgb, var(--accent) 35%, transparent);
}

a:hover {
  text-decoration-color: currentColor;
}

:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 3px;
}

.opening .margin {
  padding-top: 2.1rem;
}

.opening .body {
  padding-top: 1.4rem;
  padding-bottom: 1.8rem;
}

.standfirst {
  font-size: 1.125rem;
  color: var(--grey);
  max-width: 56ch;
}

/* CV entries */
.entry .body {
  padding-top: 1.35rem;
  padding-bottom: 1.35rem;
}

.entry h3 + .where {
  font-family: var(--sans);
  font-size: 0.8125rem;
  color: var(--grey);
  margin-bottom: 0.55rem;
}

/* Blog post */

.note-link .body {
  padding-top: 1.35rem;
  padding-bottom: 1.35rem;
}

.note-link h3 {
  margin: 0 0 0.35rem;
  font-size: 1.125rem;
}

.note-link h3 a {
  color: var(--ink);
  text-decoration: none;
}

.note-link h3 a:hover {
  color: var(--accent);
  text-decoration: underline;
  text-underline-offset: 0.18em;
  text-decoration-thickness: 0.05em;
}

.note-link p {
  color: var(--grey);
  margin-bottom: 0;
  max-width: 60ch;
}

.note-head .body {
  padding-bottom: 1.6rem;
}

.back {
  font-family: var(--sans);
  font-size: 0.8125rem;
  margin: 0;
}

em {
  font-style: italic;
}

/* Footer */

.foot {
  max-width: calc(var(--margin-col) + var(--gap) + var(--column));
  margin: 3.5rem auto 0;
  padding-left: calc(var(--margin-col) + var(--gap));
  font-family: var(--sans);
  font-size: 0.8125rem;
  color: var(--grey);
}

.foot p {
  margin: 0 0 0.35rem;
}


@media (max-width: 46rem) {
  body {
    padding: 0 1.25rem 4rem;
  }

  .row {
    grid-template-columns: 1fr;
    row-gap: 0;
  }

  .margin {
    text-align: left;
    padding: 1.3rem 0 0.35rem;
  }

  .body {
    border-left: none;
    padding: 0 0 1.2rem;
  }

  .foot {
    padding-left: 0;
    border-top: 1px solid var(--rule);
    padding-top: 1.2rem;
  }
}

@media print {
  body {
    background: #fff;
    font-size: 10.5pt;
    padding: 0;
  }

  .top nav,
  .back {
    display: none;
  }

  .body {
    border-left: none;
    padding-left: 1.5rem;
  }

  a {
    color: #000;
    text-decoration: none;
  }
}

math {
  font-size: 1.02em;
}

math[display="block"] {
  margin: 1.4rem 0;
  overflow-x: auto;
}