:root {
  color-scheme: light;
  --black: #111111;
  --muted: #707070;
  --line: #d9d9d9;
  --white: #ffffff;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background: var(--white);
  color: var(--black);
  font-family: Arial, Helvetica, sans-serif;
  -webkit-font-smoothing: antialiased;
}

main {
  width: min(100% - 48px, 1440px);
  min-height: 100svh;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
}

.header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  padding: 32px 0;
  border-bottom: 1px solid var(--black);
}

.logo {
  display: inline-flex;
  flex-direction: column;
  color: inherit;
  font-size: 18px;
  font-weight: 800;
  line-height: 0.78;
  letter-spacing: -0.08em;
  text-decoration: none;
}

.header-note {
  margin: 0;
  color: var(--muted);
  font-size: 12px;
  line-height: 1.4;
  text-transform: uppercase;
  letter-spacing: 0.12em;
}

.hero {
  display: grid;
  grid-template-columns: 1fr 1.45fr;
  gap: 48px;
  padding: clamp(88px, 14vw, 210px) 0 clamp(96px, 14vw, 200px);
}

.eyebrow {
  margin: 8px 0 0;
  font-size: 12px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
}

h1 {
  grid-column: 2;
  margin: 0;
  max-width: 900px;
  font-size: clamp(54px, 8vw, 128px);
  font-weight: 500;
  line-height: 0.92;
  letter-spacing: -0.075em;
}

.intro {
  grid-column: 2;
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 48px;
  margin-top: 34px;
}

.intro p {
  margin: 0;
  max-width: 440px;
  font-size: clamp(17px, 1.4vw, 22px);
  line-height: 1.5;
}

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

.principles article {
  min-height: 260px;
  padding: 24px 24px 32px 0;
}

.principles article + article {
  padding-left: 24px;
  border-left: 1px solid var(--line);
}

.number {
  color: var(--muted);
  font-size: 11px;
  letter-spacing: 0.08em;
}

h2 {
  margin: 72px 0 14px;
  font-size: clamp(28px, 3vw, 48px);
  font-weight: 500;
  letter-spacing: -0.05em;
}

.principles p {
  margin: 0;
  max-width: 360px;
  color: var(--muted);
  font-size: 15px;
  line-height: 1.5;
}

footer {
  display: flex;
  justify-content: space-between;
  margin-top: auto;
  padding: 32px 0;
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

footer p {
  margin: 0;
}

@media (max-width: 760px) {
  main {
    width: min(100% - 32px, 1440px);
  }

  .header {
    padding: 24px 0;
  }

  .hero {
    display: block;
    padding: 96px 0 112px;
  }

  .eyebrow {
    margin-bottom: 28px;
  }

  h1 {
    font-size: clamp(52px, 15.5vw, 84px);
  }

  .intro {
    display: block;
    margin-top: 52px;
  }

  .intro p + p {
    margin-top: 24px;
  }

  .principles {
    display: block;
  }

  .principles article {
    min-height: auto;
    padding: 24px 0 32px;
  }

  .principles article + article {
    padding-left: 0;
    border-top: 1px solid var(--line);
    border-left: 0;
  }

  h2 {
    margin-top: 48px;
  }

  footer {
    gap: 24px;
    padding: 28px 0;
  }
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }
}