:root {
  color-scheme: light;
  --ink: #0b0d10;
  --muted: rgba(11, 13, 16, .58);
  --line: rgba(11, 13, 16, .14);
  --paper: #f4f5f2;
  --reading: #f8f8f5;
}

* {
  box-sizing: border-box;
}

html {
  min-height: 100%;
  background: var(--paper);
}

body {
  min-height: 100vh;
  margin: 0;
  color: var(--ink);
  background:
    radial-gradient(circle at 12% 6%, rgba(255, 255, 255, .95), transparent 30rem),
    linear-gradient(var(--line) 1px, transparent 1px),
    linear-gradient(90deg, var(--line) 1px, transparent 1px),
    var(--paper);
  background-size: auto, 72px 72px, 72px 72px, auto;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Helvetica, Arial, sans-serif;
  -webkit-font-smoothing: antialiased;
}

a {
  color: inherit;
  text-underline-offset: 4px;
}

.system-header,
.system-footer,
.system-main {
  width: min(100% - 48px, 1100px);
  margin-inline: auto;
}

.system-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 86px;
  border-bottom: 1px solid var(--line);
}

.system-brand {
  font-size: 20px;
  font-weight: 650;
  letter-spacing: -.045em;
  text-decoration: none;
}

.system-header nav {
  display: flex;
  gap: 22px;
  font-size: 13px;
}

.system-main {
  padding: clamp(72px, 12vw, 150px) 0 110px;
}

.system-main--compact {
  display: grid;
  align-content: center;
  min-height: calc(100vh - 172px);
}

.system-index {
  display: flex;
  gap: 12px;
  margin: 0 0 34px;
  color: var(--muted);
  font-size: 11px;
  letter-spacing: .09em;
  text-transform: uppercase;
}

.system-main h1 {
  max-width: 13ch;
  margin: 0;
  font-size: clamp(52px, 8.4vw, 112px);
  font-weight: 560;
  letter-spacing: -.075em;
  line-height: .93;
}

.system-lead {
  max-width: 720px;
  margin: 38px 0 0;
  color: var(--muted);
  font-size: clamp(20px, 2.3vw, 30px);
  line-height: 1.38;
}

.policy {
  display: grid;
  gap: 54px;
  max-width: 760px;
  margin-top: 94px;
}

.policy section {
  padding-top: 28px;
  border-top: 1px solid var(--line);
}

.policy h2 {
  margin: 0 0 18px;
  font-size: clamp(25px, 3vw, 38px);
  font-weight: 570;
  letter-spacing: -.045em;
}

.policy p,
.policy li {
  color: var(--muted);
  font-size: 17px;
  line-height: 1.7;
}

.policy ul {
  padding-left: 20px;
}

.system-action {
  display: inline-flex;
  align-items: center;
  min-height: 48px;
  margin-top: 36px;
  padding: 0 20px;
  border: 1px solid var(--ink);
  border-radius: 999px;
  color: var(--paper);
  background: var(--ink);
  font-size: 14px;
  text-decoration: none;
}

.system-footer {
  display: flex;
  justify-content: space-between;
  gap: 20px;
  min-height: 86px;
  padding: 28px 0;
  border-top: 1px solid var(--line);
  color: var(--muted);
  font-size: 12px;
}

@media (max-width: 620px) {
  .system-header,
  .system-footer,
  .system-main {
    width: min(100% - 28px, 1100px);
  }

  .system-header nav {
    gap: 14px;
  }

  .system-main {
    padding-top: 64px;
  }

  .system-main h1 {
    font-size: clamp(48px, 16vw, 72px);
  }

  .policy {
    margin-top: 68px;
  }

  .system-footer {
    display: grid;
  }
}