:root {
  color-scheme: light;
  --brand-ink: #111827;
  --brand-line: #d1d5db;
  --brand-bg: #f3f4f6;
}

body {
  margin: 0;
  padding: 0 1rem 1rem;
  font-family: Arial, Helvetica, sans-serif;
}

.site-nav {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
  padding: 1rem 0;
}

.site-logo {
  display: inline-flex;
  align-items: center;
  border: 1px solid var(--brand-line);
  border-radius: 0.75rem;
  background: #fff;
  color: var(--brand-ink);
  font-weight: 800;
  letter-spacing: 0.04em;
  line-height: 1;
  padding: 0.55rem 0.85rem;
  text-decoration: none;
  text-transform: lowercase;
  box-shadow: 0 2px 8px rgb(17 24 39 / 0.08);
}

.site-logo:focus,
.site-logo:hover {
  background: var(--brand-bg);
}

.site-links {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 0.75rem;
}

.form-error {
  background: #fee2e2;
  border: 1px solid #dc2626;
  border-radius: 0.5rem;
  color: #991b1b;
  font-weight: 700;
  padding: 0.75rem 1rem;
}