:root {
  --ink: #111111;
  --muted: #a2a2a2;
  --link: #2363a4;
  --paper: #ffffff;
}

* { box-sizing: border-box; }

html, body { margin: 0; background: var(--paper); }

body {
  color: var(--ink);
  font-family: "Helvetica Neue", Arial, Helvetica, sans-serif;
  font-size: 15px;
  line-height: 1.48;
  -webkit-font-smoothing: antialiased;
}

a { color: inherit; text-decoration: none; }

.page-shell {
  min-height: 100vh;
  padding: 54px 5vw 72px;
  display: grid;
  grid-template-columns: 180px 330px;
  gap: clamp(120px, 24vw, 240px);
  align-items: start;
}

.wordmark {
  display: inline-flex;
  flex-direction: column;
  font-size: 28px;
  font-weight: 700;
  line-height: 1.12;
  letter-spacing: -0.045em;
}

.primary-nav {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 7px;
  margin-top: 38px;
  font-size: 15px;
}

.primary-nav .active { color: var(--muted); }

.social-links {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-top: 42px;
}

.social-links a {
  display: block;
  width: 18px;
  height: 18px;
}

.social-links img {
  display: block;
  width: 100%;
  height: 100%;
}

.social-links a:hover,
.social-links a:focus-visible { opacity: 0.6; }

.primary-nav a:hover,
.primary-nav a:focus-visible,
.about a:hover,
.about a:focus-visible {
  color: var(--link);
  text-decoration: underline;
  text-underline-offset: 2px;
}

.about { width: 330px; font-size: 15px; }

.about h1 {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.about p { margin: 0 0 18px; }
.about a { color: var(--link); }
.about ul { margin: 0; padding-left: 26px; }
.about li { margin: 0 0 12px; padding-left: 2px; }

@media (max-width: 760px) {
  .page-shell {
    width: min(100% - 40px, 520px);
    margin: 0 auto;
    padding: 42px 0 56px;
    grid-template-columns: 1fr;
    gap: 50px;
  }

  .primary-nav {
    flex-direction: row;
    flex-wrap: wrap;
    gap: 7px 20px;
    margin-top: 28px;
  }

  .social-links { margin-top: 25px; }
  .about { width: auto; max-width: 420px; }
}