:root {
  --ink: #f4efe8;
  --muted: #b7c0d4;
  --line: color-mix(in srgb, #d7e4f8 18%, transparent);
  --bg: #070b16;
  --bg-rise: #1a2748;
  --card: color-mix(in srgb, #121a30 82%, transparent);
  --dawn: #f3c2a0;
  --sky: #9ec0ef;
  --accent: #d7e4f8;
  --space-xs: 0.35rem;
  --space-s: 0.6rem;
  --space-m: 1rem;
  --space-l: 1.5rem;
  --space-xl: 2.25rem;
  --space-2xl: 3.5rem;
  --space-3xl: 5.5rem;
  --radius: 1.25rem;
  --page-pad: clamp(1.25rem, 4vw, 2.5rem);
  --content: 68rem;
  --font: "Instrument Sans", system-ui, sans-serif;
  --measure: 40rem;
}

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

html {
  color-scheme: dark;
}

body {
  margin: 0;
  min-height: 100vh;
  color: var(--ink);
  background:
    radial-gradient(120% 70% at 80% -10%, color-mix(in srgb, var(--sky) 28%, transparent), transparent 55%),
    radial-gradient(90% 50% at 10% 110%, color-mix(in srgb, var(--dawn) 16%, transparent), transparent 50%),
    linear-gradient(180deg, var(--bg-rise), var(--bg) 42%);
  font-family: var(--font);
  font-size: 1.0625rem;
  font-weight: 450;
  line-height: 1.5;
  letter-spacing: -0.011em;
}

img {
  max-width: 100%;
  height: auto;
}

a {
  color: inherit;
  text-underline-offset: 0.18em;

  &:hover {
    color: var(--dawn);
  }

  &:focus-visible {
    outline: 2px solid var(--sky);
    outline-offset: 3px;
  }
}

.frame {
  width: min(100%, var(--content));
  margin-inline: auto;
  padding-inline: var(--page-pad);
}

.siteHeader {
  position: sticky;
  top: 0;
  z-index: 2;
  background: color-mix(in srgb, var(--bg) 72%, transparent);
  backdrop-filter: blur(16px);

  & .frame {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--space-m);
    min-height: 4.5rem;
  }
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.7rem;
  color: var(--ink);
  font-weight: 600;
  letter-spacing: -0.03em;
  text-decoration: none;

  &:hover {
    color: var(--ink);
  }
}

.brandIcon {
  width: 2.25rem;
  height: 2.25rem;
  border-radius: 0.55rem;
}

.brandName {
  font-size: 1.05rem;
}

.nav {
  display: flex;
  gap: var(--space-l);

  & a {
    color: var(--muted);
    font-size: 0.95rem;
    text-decoration: none;

    &[aria-current="page"] {
      color: var(--ink);
    }
  }
}

.hero {
  padding-block: var(--space-3xl) var(--space-2xl);

  & .frame {
    display: grid;
    gap: var(--space-l);
    max-width: calc(var(--measure) + (var(--page-pad) * 2));
  }

  & h1 {
    margin: 0;
    max-width: 12ch;
    font-size: clamp(2.6rem, 7vw, 4.4rem);
    font-weight: 560;
    line-height: 0.98;
    letter-spacing: -0.045em;
    background: linear-gradient(115deg, var(--dawn) 8%, var(--ink) 42%, var(--sky) 88%);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
  }
}

.eyebrow {
  margin: 0;
  color: var(--dawn);
  font-size: 0.82rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.lede {
  margin: 0;
  max-width: 36rem;
  color: var(--muted);
  font-size: 1.2rem;
  line-height: 1.45;
}

.points {
  padding-bottom: var(--space-3xl);

  & ul {
    display: grid;
    gap: var(--space-m);
    margin: 0;
    padding: 0;
    list-style: none;
  }

  & li {
    padding: var(--space-l);
    border: 1px solid var(--line);
    border-radius: var(--radius);
    background: var(--card);
  }

  & h2 {
    margin: 0 0 var(--space-xs);
    font-size: 1.15rem;
    font-weight: 600;
    letter-spacing: -0.03em;
  }

  & p {
    margin: 0;
    color: var(--muted);
  }
}

@media (min-width: 48rem) {
  .points ul {
    grid-template-columns: repeat(3, 1fr);
  }
}

.doc {
  width: min(100%, calc(44rem + (var(--page-pad) * 2)));
  margin-inline: auto;
  padding: var(--space-2xl) var(--page-pad) var(--space-3xl);

  & h1 {
    margin: 0 0 var(--space-s);
    font-size: clamp(2.2rem, 5vw, 3.2rem);
    font-weight: 560;
    letter-spacing: -0.04em;
    line-height: 1;
  }

  & h2 {
    margin: var(--space-xl) 0 var(--space-s);
    font-size: 1.2rem;
    font-weight: 600;
    letter-spacing: -0.02em;
  }

  & p,
  & li {
    color: var(--muted);
  }

  & strong {
    color: var(--ink);
    font-weight: 600;
  }

  & ul {
    display: grid;
    gap: var(--space-s);
    margin: 0;
    padding-left: 1.15rem;
  }

  & .meta {
    margin-top: 0;
    font-size: 0.9rem;
  }
}

.actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-s);
  margin-top: var(--space-l);
}

.button {
  display: inline-flex;
  align-items: center;
  min-height: 2.75rem;
  padding: 0.55rem 1rem;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: var(--ink);
  color: var(--bg);
  font: inherit;
  font-size: 0.95rem;
  font-weight: 600;
  text-decoration: none;

  &:hover {
    color: var(--bg);
    background: var(--dawn);
  }

  &.secondary {
    background: transparent;
    color: var(--ink);

    &:hover {
      color: var(--dawn);
      background: transparent;
    }
  }
}

.siteFooter {
  border-top: 1px solid var(--line);

  & .frame {
    display: flex;
    flex-wrap: wrap;
    align-items: flex-end;
    justify-content: space-between;
    gap: var(--space-l);
    padding-block: var(--space-xl);
  }

  & p {
    margin: 0;
    color: var(--muted);
    font-size: 0.9rem;
  }

  & .footerLinks {
    display: flex;
    gap: var(--space-l);
    margin-left: auto;

    & a {
      color: var(--muted);
      font-size: 0.9rem;
      text-decoration: none;
    }
  }
}