:root {
  --ink: #11110f;
  --paper: #f3f0e8;
  --white: #f7f4ec;
  --muted: #6d6b64;
  --muted-dark: #aaa79e;
  --line: rgba(17, 17, 15, 0.17);
  --line-dark: rgba(247, 244, 236, 0.2);
  --font-sans: Inter, "Helvetica Neue", Helvetica, Arial, sans-serif;
  --gutter: clamp(1.3rem, 4.25vw, 4.8rem);
  --page-max: 110rem;
}

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

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

body {
  margin: 0;
  min-width: 20rem;
  overflow-x: hidden;
  background: var(--ink);
  color: var(--ink);
  font-family: var(--font-sans);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

::selection {
  background: #c7d8e6;
  color: var(--ink);
}

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

button {
  color: inherit;
  font: inherit;
}

:focus-visible {
  outline: 2px solid currentColor;
  outline-offset: 5px;
}

.skip-link {
  position: fixed;
  top: 0.75rem;
  left: 0.75rem;
  z-index: 100;
  padding: 0.65rem 0.85rem;
  background: var(--paper);
  color: var(--ink);
  font-size: 0.85rem;
  transform: translateY(-160%);
}

.skip-link:focus {
  transform: translateY(0);
}

.site-header {
  position: absolute;
  inset: 0 0 auto;
  z-index: 10;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1.75rem var(--gutter);
  color: var(--white);
}

.wordmark {
  font-size: 1rem;
  font-weight: 500;
  letter-spacing: -0.025em;
}

.site-nav {
  display: flex;
  gap: clamp(1.4rem, 2.5vw, 2.75rem);
  font-size: 0.82rem;
}

.site-nav a,
.roles-link {
  border-bottom: 1px solid transparent;
}

.site-nav a:hover,
.roles-link:hover {
  border-bottom-color: currentColor;
}

.section-shell,
.memo__shell {
  width: min(100%, var(--page-max));
  margin-inline: auto;
  padding-inline: var(--gutter);
}

.chapter {
  position: relative;
}

.chapter--dark {
  background: var(--ink);
  color: var(--white);
}

.hero__inner {
  display: grid;
  grid-template-columns: repeat(12, minmax(0, 1fr));
  column-gap: clamp(1rem, 2vw, 2rem);
  padding-top: clamp(10rem, 15vw, 14rem);
  padding-bottom: clamp(5.5rem, 8vw, 8rem);
}

.hero h1 {
  grid-column: 2 / 11;
  margin: 0;
  max-width: 11ch;
  font-size: clamp(3.75rem, 8vw, 7rem);
  font-weight: 450;
  letter-spacing: -0.06em;
  line-height: 0.95;
  text-wrap: balance;
}

.hero__copy {
  grid-column: 2 / 6;
  max-width: 37rem;
  margin-top: clamp(4rem, 6vw, 6rem);
  color: var(--muted-dark);
  font-size: clamp(1.15rem, 1.45vw, 1.4rem);
  letter-spacing: -0.02em;
  line-height: 1.5;
}

.hero__copy p {
  margin: 0;
}

.hero__copy p + p {
  margin-top: 1.1rem;
  color: var(--white);
}

.hero__illustration {
  grid-column: 6 / 12;
  align-self: end;
  margin: clamp(3.5rem, 5vw, 5rem) 0 0;
}

.hero__illustration img {
  display: block;
  width: 100%;
  height: auto;
}

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

.memo__section {
  display: grid;
  grid-template-columns: repeat(12, minmax(0, 1fr));
  column-gap: clamp(1rem, 2vw, 2rem);
  padding-block: clamp(4.75rem, 7vw, 7rem);
  border-top: 1px solid var(--line);
  scroll-margin-top: 2rem;
}

.memo__section--opening {
  border-top: 0;
}

.memo__section--last {
  padding-bottom: clamp(7rem, 10vw, 10rem);
}

.memo__section > h2,
.memo__section > .body-copy,
.memo__section > .principle-list {
  grid-column: 4 / 10;
}

.memo__section > h2 {
  margin: 0;
  max-width: 17ch;
  font-size: clamp(2.4rem, 3.8vw, 3.75rem);
  font-weight: 450;
  letter-spacing: -0.048em;
  line-height: 1.03;
  text-wrap: balance;
}

.body-copy {
  max-width: 48rem;
  margin-top: clamp(2rem, 3.5vw, 2.75rem);
  font-size: clamp(1.1rem, 1.35vw, 1.375rem);
  letter-spacing: -0.016em;
  line-height: 1.58;
}

.body-copy p {
  margin: 0;
}

.body-copy p + p {
  margin-top: 1.3em;
}

.principle-list {
  margin-top: clamp(2.25rem, 4vw, 3.25rem);
  border-top: 1px solid var(--line);
}

.principle {
  display: grid;
  grid-template-columns: 2rem minmax(0, 1fr);
  column-gap: 1rem;
  padding-block: clamp(2rem, 3vw, 2.75rem);
  border-bottom: 1px solid var(--line);
}

.principle__number {
  grid-column: 1;
  grid-row: 1 / span 2;
  padding-top: 0.28rem;
  color: var(--muted);
  font-size: 0.75rem;
  font-variant-numeric: tabular-nums;
}

.principle h3 {
  grid-column: 2;
  margin: 0;
  font-size: clamp(1.45rem, 2vw, 1.9rem);
  font-weight: 500;
  letter-spacing: -0.035em;
  line-height: 1.12;
}

.principle p {
  grid-column: 2;
  margin: 0.9rem 0 0;
  color: var(--muted);
  font-size: clamp(1.05rem, 1.25vw, 1.22rem);
  letter-spacing: -0.012em;
  line-height: 1.55;
}

.roles-link {
  display: inline-block;
  margin-top: 2.25rem;
  padding: 0 0 0.3rem;
  border: 0;
  border-bottom: 1px solid currentColor;
  background: transparent;
  opacity: 1;
  font-size: 0.95rem;
  cursor: pointer;
}

.closing {
  padding-bottom: clamp(4.5rem, 7vw, 7rem);
  background: var(--paper);
  color: var(--ink);
}

.closing__inner {
  display: grid;
  grid-template-columns: repeat(12, minmax(0, 1fr));
  column-gap: clamp(1rem, 2vw, 2rem);
}

.closing__wordmark {
  grid-column: 4 / 10;
  margin: clamp(5rem, 8vw, 8rem) 0 0;
  padding-top: 1.5rem;
  border-top: 1px solid var(--line);
  color: var(--muted);
  font-size: 1rem;
  font-weight: 500;
  letter-spacing: -0.025em;
  line-height: 1;
}

.closing__copy {
  grid-column: 4 / 10;
  padding-top: clamp(4.5rem, 7vw, 7rem);
  border-top: 1px solid var(--line);
}

.closing__copy h2 {
  max-width: 12ch;
  margin: 0;
  font-size: clamp(2.75rem, 4.2vw, 4.25rem);
  font-weight: 450;
  letter-spacing: -0.052em;
  line-height: 1;
  text-wrap: balance;
}

.closing__copy p {
  margin: clamp(1.75rem, 3vw, 2.75rem) 0 0;
  color: var(--muted);
  font-size: clamp(1.2rem, 1.7vw, 1.65rem);
  font-weight: 450;
  letter-spacing: -0.025em;
  line-height: 1.2;
}

@media (max-width: 47.99rem) {
  .site-header {
    padding-block: 1.4rem;
  }

  .site-nav {
    gap: 1.25rem;
    font-size: 0.78rem;
  }

  .hero__inner {
    grid-template-columns: repeat(4, minmax(0, 1fr));
    padding-top: 8.5rem;
    padding-bottom: 5rem;
  }

  .hero h1 {
    grid-column: 1 / 5;
    font-size: clamp(3.2rem, 14vw, 4rem);
  }

  .hero__copy {
    grid-column: 1 / 5;
    margin-top: 3.5rem;
    font-size: 1.08rem;
  }

  .hero__illustration {
    grid-column: 1 / 5;
    margin-top: 3rem;
  }

  .memo__section,
  .closing__inner {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .memo__section {
    padding-block: 3.75rem;
  }

  .memo__section--last {
    padding-bottom: 6rem;
  }

  .memo__section > h2,
  .memo__section > .body-copy,
  .memo__section > .principle-list {
    grid-column: 1 / 5;
  }

  .memo__section > h2 {
    font-size: clamp(2.35rem, 10vw, 2.85rem);
  }

  .body-copy {
    margin-top: 2rem;
    font-size: 1.08rem;
    line-height: 1.56;
  }

  .principle-list {
    margin-top: 2rem;
  }

  .principle {
    grid-template-columns: 1.5rem minmax(0, 1fr);
    column-gap: 0.75rem;
    padding-block: 2rem;
  }

  .principle h3 {
    font-size: 1.55rem;
  }

  .principle p {
    font-size: 1rem;
  }

  .closing {
    padding-bottom: 5.5rem;
  }

  .closing__wordmark,
  .closing__copy {
    grid-column: 1 / 5;
  }

  .closing__copy {
    padding-top: 3.75rem;
  }

  .closing__copy h2 {
    font-size: 2.85rem;
  }

  .closing__copy p {
    margin-top: 1.75rem;
    font-size: 1.35rem;
  }
}

@media (max-width: 23rem) {
  .site-nav {
    gap: 0.9rem;
  }

  .hero h1 {
    font-size: 3rem;
  }
}