:root {
  --pico-grid-column-gap: 2rem;
  --pico-block-spacing-vertical: 1.5rem;
}

h1 {
  --pico-font-size: 2.5rem;
}

h3 {
  color: var(--pico-secondary);
}

h4 {
  color: var(--pico-primary);
}

a {
  --pico-text-decoration: none;
}

body > header {
  margin-top: 1rem;
}

ul.comma-separated {
  list-style: none;
  padding: 0;
  margin: 0;
}

ul.comma-separated li {
  display: inline;
}

ul.comma-separated li:not(:last-child)::after {
  content: ', ';
  margin-right: 0.25em;
}

header.grid,
main.grid {
  grid-template-columns: 2fr 1fr;
}

header.grid ul {
  list-style: none;
}

header.grid nav {
  display: flex;
  flex-direction: column;
}

header.grid nav p {
  margin: 0;
  padding: 0;
}

header.grid nav p a {
  align-items: center;
  gap: 0.5rem;
}

header.grid nav p:nth-child(1) a::before {
  content: '\f0e0'; /* envelope icon */
  font-family: 'Font Awesome 6 Free';
  font-weight: 900;
  font-size: 0.9rem;
  display: inline-block;
  margin-right: 0.3rem;
}

header.grid nav p:nth-child(2) a::before {
  content: '\f09b'; /* github icon */
  font-family: 'Font Awesome 6 Brands';
  font-weight: 400;
  font-size: 0.9rem;
  display: inline-block;
  margin-right: 0.3rem;
}

header.grid nav p:nth-child(3) a::before {
  content: '\f0ac'; /* globe icon */
  font-family: 'Font Awesome 6 Free';
  font-weight: 900;
  font-size: 0.9rem;
  display: inline-block;
  margin-right: 0.3rem;
}

header.grid nav p:nth-child(4) a::before {
  content: '\f1c1'; /* file-pdf icon */
  font-family: 'Font Awesome 6 Free';
  font-weight: 900;
  font-size: 0.9rem;
  display: inline-block;
  margin-right: 0.3rem;
}

@media (max-width: 768px) {
  body > header {
    margin-top: initial;
  }

  header.grid {
    display: flex;
    flex-direction: column-reverse;
    padding-bottom: 0;
  }

  main.grid {
    grid-template-columns: 1fr;
    padding-top: 0;
  }

  header.grid nav {
    display: flex;
    flex-direction: row;
    justify-content: space-between;
  }
}

/* Print styles for PDF/letter generation */
@media print {
  @page {
    margin: 1cm 1cm 1cm 1cm; /* small margin to maximize printable area */
    size: A4 portrait;
  }

  html,
  body,
  header,
  footer,
  :root {
    margin: 0;
    padding: 0;
    display: block;
    --pico-font-size: 8pt;
  }

  main.grid {
    display: flex; /* let content stretch fully */
    flex-direction: column;
    width: 100%;
    margin: 0;
    padding: 0;
  }

  main.grid > section {
    margin: 0 0 0.5cm 0;
    padding: 0;
    border: none; /* ensure there are no borders */
    box-shadow: none;
    width: 100%;
  }

  /* Avoid thick outlines or borders on any printable element */
  * {
    border: none !important;
    box-shadow: none !important;
  }
}