:root {
  --blue: #0052cc;
  --green: #00875a;
  --text: #172b4d;
  --text-secondary: #626f86;
  --bg: #f4f5f7;
  --surface: #ffffff;
  --border: #dfe1e6;
  --max-width: 42rem;
}

* {
  box-sizing: border-box;
}

html {
  -webkit-text-size-adjust: 100%;
}

body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica,
    Arial, sans-serif;
  font-size: 1rem;
  line-height: 1.6;
  color: var(--text);
  background: var(--bg);
}

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

a:hover {
  text-decoration: none;
}

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

.site-header-inner,
.page-main,
.site-footer-inner {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 1rem 1.25rem;
}

.site-brand {
  display: inline-flex;
  align-items: center;
  gap: 0.75rem;
  color: var(--text);
  text-decoration: none;
  font-weight: 700;
  font-size: 1.125rem;
}

.site-brand img {
  width: 2rem;
  height: 2rem;
  border-radius: 0.45rem;
}

.page-main {
  padding-top: 2rem;
  padding-bottom: 3rem;
}

.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 1.5rem 1.25rem;
}

h1 {
  margin: 0 0 0.5rem;
  font-size: 1.75rem;
  line-height: 1.25;
}

.lead {
  margin: 0 0 1.5rem;
  color: var(--text-secondary);
}

.updated {
  margin: 0 0 1.5rem;
  font-size: 0.875rem;
  color: var(--text-secondary);
}

section {
  margin-top: 1.5rem;
}

section h2 {
  margin: 0 0 0.5rem;
  font-size: 1.125rem;
}

section p,
section ul {
  margin: 0;
  color: var(--text);
}

section ul {
  padding-left: 1.25rem;
}

section li + li {
  margin-top: 0.35rem;
}

.contact-box {
  margin-top: 1.5rem;
  padding: 1rem 1.125rem;
  background: #e9f2ff;
  border-radius: 10px;
}

.contact-box p {
  margin: 0;
}

.site-footer {
  border-top: 1px solid var(--border);
  color: var(--text-secondary);
  font-size: 0.875rem;
}

.site-footer a {
  margin-right: 1rem;
}

.hero {
  text-align: center;
  padding: 2rem 0 1rem;
}

.hero img {
  width: 5.5rem;
  height: 5.5rem;
  border-radius: 1.25rem;
  margin-bottom: 1rem;
}

.hero p {
  margin: 0.75rem auto 0;
  max-width: 28rem;
  color: var(--text-secondary);
}

.links {
  display: grid;
  gap: 0.75rem;
  margin-top: 1.5rem;
}

.link-card {
  display: block;
  padding: 1rem 1.125rem;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 12px;
  color: var(--text);
  text-decoration: none;
}

.link-card strong {
  display: block;
  margin-bottom: 0.25rem;
}

.link-card span {
  color: var(--text-secondary);
  font-size: 0.9375rem;
}

@media (min-width: 640px) {
  .page-main {
    padding-top: 2.5rem;
  }

  .card {
    padding: 2rem;
  }
}