:root {
  color-scheme: dark;
  --background: #07090c;
  --surface: rgba(20, 24, 31, 0.78);
  --surface-strong: #151a21;
  --line: rgba(255, 255, 255, 0.11);
  --ink: #f7f9fc;
  --muted: #a7b0bf;
  --accent: #57bdff;
  --accent-soft: rgba(87, 189, 255, 0.15);
  --content: 760px;
}

* {
  box-sizing: border-box;
}

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

body {
  min-height: 100vh;
  margin: 0;
  color: var(--ink);
  background:
    radial-gradient(circle at 12% 8%, rgba(31, 133, 210, 0.19), transparent 34rem),
    radial-gradient(circle at 93% 72%, rgba(52, 86, 174, 0.16), transparent 30rem),
    radial-gradient(circle at 54% 112%, rgba(20, 181, 183, 0.10), transparent 30rem),
    var(--background);
  font-family: -apple-system, BlinkMacSystemFont, "SF Pro Display", "Segoe UI", sans-serif;
  font-size: 17px;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}

a {
  color: var(--accent);
  text-decoration-thickness: 1px;
  text-underline-offset: 0.2em;
}

a:hover {
  color: #9bdcff;
}

.site-header,
.site-footer,
main {
  width: min(calc(100% - 40px), var(--content));
  margin-inline: auto;
}

.site-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 88px;
  border-bottom: 1px solid var(--line);
}

.brand {
  color: var(--ink);
  font-size: 0.92rem;
  font-weight: 850;
  letter-spacing: 0.12em;
  text-decoration: none;
}

.brand-mark {
  color: var(--accent);
}

nav {
  display: flex;
  gap: 22px;
}

nav a {
  color: var(--muted);
  font-size: 0.82rem;
  font-weight: 650;
  text-decoration: none;
}

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

main {
  padding-block: 88px 110px;
}

.eyebrow {
  margin: 0 0 14px;
  color: var(--accent);
  font-family: ui-monospace, "SFMono-Regular", Menlo, monospace;
  font-size: 0.76rem;
  font-weight: 750;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

h1,
h2 {
  text-wrap: balance;
}

h1 {
  max-width: 680px;
  margin: 0;
  font-size: clamp(2.75rem, 8vw, 5.25rem);
  line-height: 0.98;
  letter-spacing: -0.055em;
}

.lede {
  max-width: 650px;
  margin: 28px 0 0;
  color: #cbd2dc;
  font-size: clamp(1.05rem, 2.5vw, 1.28rem);
  line-height: 1.55;
}

.updated {
  display: inline-flex;
  margin-top: 28px;
  padding: 7px 11px;
  border: 1px solid var(--line);
  border-radius: 999px;
  color: var(--muted);
  background: rgba(255, 255, 255, 0.025);
  font-family: ui-monospace, "SFMono-Regular", Menlo, monospace;
  font-size: 0.7rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.summary,
.legal-section {
  border-top: 1px solid var(--line);
}

.summary {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
  margin-top: 62px;
  padding-top: 16px;
}

.summary-item {
  min-height: 120px;
  padding: 18px;
  border: 1px solid var(--line);
  border-radius: 16px;
  background: var(--surface);
  backdrop-filter: blur(18px);
}

.summary-item strong {
  display: block;
  margin-bottom: 7px;
  font-size: 0.96rem;
}

.summary-item span {
  color: var(--muted);
  font-size: 0.84rem;
  line-height: 1.45;
}

.legal-section {
  margin-top: 58px;
  padding-top: 30px;
}

h2 {
  margin: 0 0 16px;
  font-size: clamp(1.35rem, 3vw, 1.8rem);
  letter-spacing: -0.025em;
}

p,
li {
  color: #c3cad5;
}

ul {
  padding-left: 1.35em;
}

li + li {
  margin-top: 9px;
}

.callout {
  margin-top: 24px;
  padding: 20px 22px;
  border: 1px solid rgba(87, 189, 255, 0.25);
  border-radius: 14px;
  background: var(--accent-soft);
}

.callout p {
  margin: 0;
  color: #dcefff;
}

.site-footer {
  display: flex;
  justify-content: space-between;
  gap: 20px;
  padding-block: 28px 42px;
  border-top: 1px solid var(--line);
  color: var(--muted);
  font-size: 0.78rem;
}

.site-footer p {
  margin: 0;
  color: inherit;
}

.home main {
  min-height: calc(100vh - 170px);
  display: grid;
  align-content: center;
}

.home-links {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 14px;
  margin-top: 48px;
}

.home-link {
  display: block;
  padding: 25px;
  border: 1px solid var(--line);
  border-radius: 17px;
  color: var(--ink);
  background: var(--surface);
  font-size: 1.1rem;
  font-weight: 750;
  text-decoration: none;
  transition: border-color 150ms ease, transform 150ms ease, background 150ms ease;
}

.home-link:hover {
  transform: translateY(-2px);
  border-color: rgba(87, 189, 255, 0.48);
  color: var(--ink);
  background: var(--surface-strong);
}

.home-link span {
  display: block;
  margin-top: 7px;
  color: var(--muted);
  font-size: 0.82rem;
  font-weight: 450;
}

.support-contact {
  display: grid;
  grid-template-columns: minmax(170px, 0.7fr) 1.3fr;
  gap: 20px;
  margin-top: 48px;
}

.support-contact p + p {
  padding-left: 20px;
  border-left: 1px solid rgba(87, 189, 255, 0.25);
}

@media (max-width: 650px) {
  body {
    font-size: 16px;
  }

  .site-header {
    min-height: 72px;
  }

  nav {
    gap: 14px;
  }

  main {
    padding-block: 58px 80px;
  }

  .summary,
  .home-links,
  .support-contact {
    grid-template-columns: 1fr;
  }

  .support-contact p + p {
    padding-top: 16px;
    padding-left: 0;
    border-top: 1px solid rgba(87, 189, 255, 0.25);
    border-left: 0;
  }

  .summary-item {
    min-height: auto;
  }

  .site-footer {
    flex-direction: column;
  }
}

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

  .home-link {
    transition: none;
  }
}