:root {
  --paper: #ffffff;
  --ink: #000000;
  --blue: #005fcc;
  --blue-deep: #003d8f;
  --rule: #005fcc;
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace;
  color: var(--ink);
  background-color: var(--paper);
}

* {
  box-sizing: border-box;
}

html {
  background-color: var(--paper);
  color: var(--ink);
}

body {
  min-width: 20rem;
  margin: 0;
  background-color: var(--paper);
  color: var(--ink);
  font-size: 1rem;
  line-height: 1.65;
}

.shell {
  width: min(100% - 3rem, 72rem);
  margin-inline: auto;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 1;
  background-color: var(--paper);
  border-bottom: 0.1875rem solid var(--rule);
}

.nav-layout {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 1.5rem;
  min-height: 4.5rem;
}

.brand,
a {
  color: var(--ink);
  text-decoration-color: var(--blue);
  text-decoration-thickness: 0.125rem;
  text-underline-offset: 0.22em;
}

.brand {
  font-weight: 700;
  letter-spacing: -0.04em;
  text-decoration: none;
}

nav ul {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 0.75rem 1.25rem;
  margin: 0;
  padding: 0;
  list-style: none;
}

nav a {
  white-space: nowrap;
}

.section {
  scroll-margin-top: 5.5rem;
  padding-block: clamp(4.5rem, 11vw, 9rem);
  background-color: var(--paper);
  border-bottom: 0.0625rem solid var(--rule);
}

.hero {
  min-height: min(43rem, calc(100vh - 4.5rem));
  display: grid;
  align-items: end;
}

.hero-layout {
  padding-bottom: clamp(2rem, 7vw, 5rem);
}

.identity,
h1,
h2,
h3,
p {
  margin-top: 0;
}

.identity {
  margin-bottom: 1rem;
  font-weight: 700;
}

h1,
h2,
h3 {
  color: var(--ink);
  font-weight: 700;
  line-height: 1.08;
}

h1 {
  max-width: 13ch;
  margin-bottom: 1.5rem;
  font-size: clamp(2.75rem, 8vw, 6.5rem);
  letter-spacing: -0.08em;
}

h2 {
  margin-bottom: 2rem;
  font-size: clamp(2rem, 5vw, 3.25rem);
  letter-spacing: -0.07em;
}

h3 {
  margin-bottom: 0.8rem;
  font-size: 1.05rem;
}

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

.lead {
  font-size: clamp(1.05rem, 2vw, 1.35rem);
}

.reading-width {
  max-width: 52rem;
  margin-inline: max(0rem, 7vw) auto;
}

.collaboration-cta {
  margin-top: 2.5rem;
  padding: clamp(1.25rem, 3vw, 2rem);
  border: 0.125rem solid var(--blue);
}

.collaboration-cta h3 {
  margin-bottom: 0.8rem;
}

.actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-top: 2.5rem;
}

.action-link {
  display: inline-block;
  padding: 0.65rem 0.85rem;
  border: 0.125rem solid var(--blue);
  font-weight: 700;
  text-decoration: none;
}

.action-link:hover {
  border-color: var(--blue-deep);
  text-decoration: underline;
  text-decoration-color: var(--blue-deep);
}

.work-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  border: 0.0625rem solid var(--rule);
  background-color: var(--rule);
}

.work-item {
  min-width: 0;
  padding: clamp(1.25rem, 3vw, 2.25rem);
  background-color: var(--paper);
}

a:focus-visible {
  outline: 0.1875rem solid var(--blue);
  outline-offset: 0.25rem;
}

@media (max-width: 48rem) {
  .shell {
    width: min(100% - 2rem, 72rem);
  }

  .nav-layout {
    align-items: flex-start;
    flex-direction: column;
    justify-content: center;
    gap: 0.35rem;
    padding-block: 0.75rem;
  }

  nav ul {
    justify-content: flex-start;
    gap: 0.45rem 1rem;
  }

  .section {
    padding-block: 4.5rem;
  }

  .hero {
    min-height: 34rem;
  }

  .reading-width {
    margin-inline: auto;
  }

  .work-grid {
    grid-template-columns: 1fr;
  }
}