:root {
  color-scheme: light;
  --ink: #0f4adc;
  --graphite: #202126;
  --muted: #6b7280;
  --background: #f5f7fb;
  --paper: #ffffff;
  --line: #e4e8f0;
}

* {
  box-sizing: border-box;
}

html {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  line-height: 1.6;
  color: var(--graphite);
  background: var(--background);
}

body {
  margin: 0;
}

a {
  color: var(--ink);
}

.site-header {
  border-bottom: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.94);
}

.nav {
  width: min(920px, calc(100% - 32px));
  min-height: 64px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.brand {
  color: var(--graphite);
  font-weight: 750;
  text-decoration: none;
}

.nav-links {
  display: flex;
  flex-wrap: wrap;
  gap: 18px;
}

.nav-links a {
  color: var(--muted);
  font-size: 0.92rem;
  text-decoration: none;
}

.nav-links a:hover,
.nav-links a:focus-visible {
  color: var(--ink);
}

main {
  width: min(760px, calc(100% - 32px));
  margin: 56px auto 72px;
}

.hero {
  margin-bottom: 32px;
}

.eyebrow {
  color: var(--ink);
  font-size: 0.82rem;
  font-weight: 700;
  text-transform: uppercase;
}

h1 {
  margin: 8px 0 12px;
  font-size: clamp(2rem, 7vw, 3.25rem);
  line-height: 1.08;
  letter-spacing: 0;
}

h2 {
  margin: 34px 0 10px;
  font-size: 1.25rem;
  letter-spacing: 0;
}

p,
li {
  color: #3f4652;
}

.lead {
  max-width: 650px;
  color: var(--muted);
  font-size: 1.08rem;
}

.updated {
  color: var(--muted);
  font-size: 0.9rem;
}

.panel {
  padding: 24px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--paper);
}

.link-list {
  display: grid;
  gap: 12px;
  margin-top: 24px;
}

.link-list a {
  padding: 16px 18px;
  border: 1px solid var(--line);
  border-radius: 8px;
  color: var(--graphite);
  font-weight: 650;
  text-decoration: none;
  background: var(--paper);
}

.link-list a:hover,
.link-list a:focus-visible {
  border-color: var(--ink);
  color: var(--ink);
}

footer {
  width: min(760px, calc(100% - 32px));
  margin: 0 auto;
  padding: 24px 0 40px;
  border-top: 1px solid var(--line);
  color: var(--muted);
  font-size: 0.88rem;
}

@media (max-width: 620px) {
  .nav {
    padding: 14px 0;
    align-items: flex-start;
    flex-direction: column;
    gap: 8px;
  }

  main {
    margin-top: 38px;
  }

  .panel {
    padding: 20px;
  }
}