:root {
  --bg: #f8fafc;
  --surface: #ffffff;
  --text: #111827;
  --muted: #374151;
  --border: #d1d5db;
  --link: #0f3d91;
  --focus: #b45309;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Helvetica, Arial, sans-serif;
  line-height: 1.6;
  color: var(--text);
  background: var(--bg);
}

.container {
  width: min(70ch, 92vw);
  margin: 0 auto;
}

.site-header,
.site-footer {
  background: var(--surface);
  border-bottom: 1px solid var(--border);
}

.site-footer {
  border-top: 1px solid var(--border);
  border-bottom: 0;
  margin-top: 3rem;
  padding: 1.5rem 0;
}

.site-name {
  font-weight: 700;
  margin: 0;
  padding: 1rem 0 0.5rem;
}

.nav-list {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: 0.9rem;
  margin: 0 0 1rem;
  padding: 0;
}

main {
  padding: 2rem 0 3rem;
}

h1,
h2,
h3 {
  line-height: 1.25;
}

h1 {
  margin-top: 0;
}

.dek {
  font-size: 1.1rem;
  color: var(--muted);
}

.hero {
  margin-bottom: 2rem;
}

.cta {
  display: inline-block;
  text-decoration: none;
  background: #1f2937;
  color: #ffffff;
  padding: 0.6rem 0.95rem;
  border-radius: 0.25rem;
  font-weight: 600;
}

.grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 1rem;
}

.card {
  background: var(--surface);
  border: 1px solid var(--border);
  padding: 1rem;
}

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

a:hover,
a:focus-visible {
  text-decoration-thickness: 2px;
}

a:focus-visible,
.cta:focus-visible,
.skip-link:focus-visible {
  outline: 3px solid var(--focus);
  outline-offset: 2px;
}

.skip-link {
  position: absolute;
  left: -9999px;
  top: 0;
  background: #fff;
  padding: 0.4rem 0.6rem;
}

.skip-link:focus {
  left: 0.5rem;
  top: 0.5rem;
}