:root {
  --paper: #e8e9e5;
  --ink: #171a18;
  --muted: #666b67;
  --line: #c6c9c4;
  --acid: #c5d622;
  color-scheme: light;
  font-family: "Helvetica Neue", Helvetica, Arial, sans-serif;
}

* { box-sizing: border-box; }

html { background: var(--paper); scroll-behavior: smooth; }

body {
  margin: 0;
  min-height: 100vh;
  color: var(--ink);
  background:
    linear-gradient(90deg, transparent 0 49.92%, rgba(23, 26, 24, .035) 50%, transparent 50.08%),
    var(--paper);
}

a { color: inherit; }

.skip-link {
  position: fixed;
  z-index: 20;
  top: 1rem;
  left: 1rem;
  padding: .75rem 1rem;
  background: var(--ink);
  color: white;
  transform: translateY(-200%);
}

.skip-link:focus { transform: none; }

.site-header,
footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: min(1440px, 100%);
  margin: 0 auto;
  padding: 2rem clamp(1.25rem, 4vw, 4.5rem);
}

.site-header { border-bottom: 1px solid var(--line); }

.brand {
  display: inline-flex;
  align-items: center;
  gap: .8rem;
  font-size: 1.1rem;
  font-weight: 750;
  letter-spacing: .22em;
  text-decoration: none;
}

.brand-mark {
  position: relative;
  display: inline-block;
  width: 1.65rem;
  height: 1.65rem;
  border: 2px solid var(--ink);
  border-radius: 50%;
}

.brand-mark i {
  position: absolute;
  top: 50%;
  width: 70%;
  height: 2px;
  background: var(--ink);
}

.brand-mark i:first-child { left: -35%; transform: rotate(48deg); }
.brand-mark i:last-child { right: -35%; transform: rotate(-48deg); }

.division,
.eyebrow,
.principles article > span,
footer {
  font-size: .68rem;
  font-weight: 650;
  letter-spacing: .17em;
  text-transform: uppercase;
}

main { width: min(1440px, 100%); margin: 0 auto; }

.hero {
  min-height: 68vh;
  display: grid;
  grid-template-columns: minmax(0, 1.45fr) minmax(17rem, .55fr);
  align-content: end;
  gap: 3rem;
  padding: clamp(5rem, 11vw, 10rem) clamp(1.25rem, 4vw, 4.5rem) clamp(4rem, 7vw, 7rem);
}

.eyebrow {
  grid-column: 1 / -1;
  margin: 0;
  color: var(--muted);
}

h1 {
  margin: 0;
  max-width: 13ch;
  font-size: clamp(3.35rem, 7.5vw, 8rem);
  font-weight: 460;
  letter-spacing: -.065em;
  line-height: .9;
}

.hero-copy {
  align-self: end;
  margin: 0;
  max-width: 35rem;
  padding-left: 1.25rem;
  border-left: .35rem solid var(--acid);
  color: #343936;
  font-size: clamp(1rem, 1.35vw, 1.3rem);
  line-height: 1.5;
}

.principles {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.principles article {
  min-height: 18rem;
  padding: 2.5rem clamp(1.25rem, 3vw, 3.5rem);
}

.principles article + article { border-left: 1px solid var(--line); }
.principles span { color: var(--muted); }
.principles h2 { margin: 4.5rem 0 1rem; font-size: 1.5rem; font-weight: 500; }
.principles p { max-width: 28rem; margin: 0; color: var(--muted); line-height: 1.55; }

.notice {
  display: flex;
  justify-content: space-between;
  gap: 2rem;
  padding: 3rem clamp(1.25rem, 4vw, 4.5rem) 8rem;
  color: var(--muted);
  font-size: .82rem;
}

.notice p { max-width: 35rem; }

footer {
  border-top: 1px solid var(--line);
  color: var(--muted);
}

footer a { text-underline-offset: .3em; }
footer a:hover, footer a:focus-visible { color: var(--ink); }

@media (max-width: 760px) {
  .division { display: none; }
  .hero { grid-template-columns: 1fr; min-height: 72vh; }
  .eyebrow { grid-column: auto; }
  .principles { grid-template-columns: 1fr; }
  .principles article { min-height: 13rem; }
  .principles article + article { border-left: 0; border-top: 1px solid var(--line); }
  .principles h2 { margin-top: 3rem; }
  .notice, footer { align-items: flex-start; flex-direction: column; }
}