body {
  margin: 0;
  padding: 0;
  font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  color: #0f172a;
  background: #f9fafb;
}

.page {
  max-width: 880px;
  margin: 0 auto;
  padding: 2.5rem 1.5rem 3.5rem 1.5rem;
}

header.site-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  margin-bottom: 2.5rem;
}

.site-title {
  font-size: 1.1rem;
  font-weight: 700;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: #111827;
}

.site-subtitle {
  font-size: .85rem;
  color: #6b7280;
}

a {
  color: #1d4ed8;
  text-decoration: none;
}

a:hover {
  text-decoration: underline;
}

.badge {
  display: inline-flex;
  align-items: center;
  gap: .5rem;
  padding: .2rem .65rem;
  border-radius: 999px;
  border: 1px solid rgba(148,163,184,.9);
  background: rgba(15,23,42,.03);
  font-size: .75rem;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: #4b5563;
  margin-bottom: .75rem;
}

.badge-dot {
  width: 6px;
  height: 6px;
  border-radius: 999px;
  background: #22c55e;
}

h1 {
  font-size: 2.1rem;
  line-height: 1.1;
  margin: 0 0 1rem;
  letter-spacing: -.03em;
}

h2 {
  font-size: 1.35rem;
  margin-top: 2.25rem;
  margin-bottom: .85rem;
  letter-spacing: -.01em;
}

p {
  line-height: 1.65;
  font-size: 1rem;
  margin: 0 0 1rem;
}

ul {
  padding-left: 1.25rem;
  margin: 0 0 1rem;
}

.hero-intro {
  max-width: 42rem;
}

.card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(230px, 1fr));
  gap: 1.5rem;
  margin-top: 2rem;
}

.card {
  padding: 1.35rem 1.25rem 1.4rem;
  border-radius: 1rem;
  border: 1px solid rgba(148,163,184,.6);
  background: white;
  box-shadow: 0 18px 40px rgba(15,23,42,.06);
}

.card-title {
  font-size: 1.05rem;
  font-weight: 600;
  margin-bottom: .35rem;
}

.card-meta {
  font-size: .85rem;
  color: #6b7280;
  margin-bottom: .8rem;
}

.card-tags {
  display: flex;
  flex-wrap: wrap;
  gap: .35rem;
}

.tag {
  font-size: .75rem;
  padding: .15rem .55rem;
  border-radius: 999px;
  background: #eff6ff;
  color: #1d4ed8;
}

.cta {
  display: inline-flex;
  align-items: center;
  gap: .5rem;
  padding: .65rem 1rem;
  border-radius: 999px;
  background: #111827;
  color: white;
  font-size: .9rem;
  font-weight: 500;
  margin-top: 1rem;
}

.cta span.icon {
  font-size: 1.1rem;
}

.footer {
  margin-top: 3rem;
  padding-top: 1.5rem;
  border-top: 1px solid rgba(148,163,184,.6);
  font-size: .85rem;
  color: #6b7280;
}

.subtitle-kicker {
  font-size: .9rem;
  color: #4b5563;
  max-width: 40rem;
}

.section-note {
  font-size: .85rem;
  color: #6b7280;
}

@media (max-width: 640px) {
  header.site-header {
    flex-direction: column;
    align-items: flex-start;
  }
  h1 {
    font-size: 1.8rem;
  }
}