:root {
  --primary: #022f46;
  --primary-soft: #e7f3f8;
  --accent: #dc2626;
  --background: #ffffff;
  --surface: #f8fafc;
  --border: #e2e8f0;
  --text: #0f172a;
  --muted: #64748b;
  --radius: 18px;
  --shadow: 0 18px 50px rgba(2, 47, 70, 0.12);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background:
    radial-gradient(circle at top left, rgba(2, 47, 70, 0.12), transparent 34rem),
    linear-gradient(180deg, #ffffff 0%, #f8fafc 100%);
  color: var(--text);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  line-height: 1.65;
}

a {
  color: var(--primary);
  font-weight: 700;
  text-decoration: none;
}

a:hover {
  text-decoration: underline;
}

.site-header {
  background: rgba(255, 255, 255, 0.9);
  border-bottom: 1px solid var(--border);
  position: sticky;
  top: 0;
  z-index: 10;
  backdrop-filter: blur(14px);
}

.nav {
  align-items: center;
  display: flex;
  gap: 1rem;
  justify-content: space-between;
  margin: 0 auto;
  max-width: 1120px;
  padding: 1rem 1.25rem;
}

.brand {
  align-items: center;
  color: var(--text);
  display: inline-flex;
  gap: 0.75rem;
  font-size: 1rem;
  font-weight: 800;
  letter-spacing: -0.02em;
}

.brand-mark {
  align-items: center;
  background: var(--primary);
  border-radius: 14px;
  color: #ffffff;
  display: inline-flex;
  height: 42px;
  justify-content: center;
  width: 42px;
}

.nav-links {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  justify-content: flex-end;
}

.nav-links a {
  border-radius: 999px;
  color: var(--muted);
  font-size: 0.92rem;
  padding: 0.45rem 0.75rem;
}

.nav-links a:hover,
.nav-links a[aria-current="page"] {
  background: var(--primary-soft);
  color: var(--primary);
  text-decoration: none;
}

.container {
  margin: 0 auto;
  max-width: 980px;
  padding: 0 1.25rem;
}

.hero {
  padding: 5rem 0 3rem;
  text-align: center;
}

.eyebrow {
  color: var(--accent);
  font-size: 0.8rem;
  font-weight: 800;
  letter-spacing: 0.12em;
  margin: 0 0 0.75rem;
  text-transform: uppercase;
}

h1,
h2,
h3 {
  color: var(--text);
  line-height: 1.15;
}

h1 {
  font-size: clamp(2.4rem, 7vw, 4.8rem);
  letter-spacing: -0.055em;
  margin: 0 auto 1rem;
  max-width: 860px;
}

h2 {
  font-size: clamp(1.6rem, 4vw, 2.35rem);
  letter-spacing: -0.035em;
  margin: 0 0 1rem;
}

h3 {
  font-size: 1.15rem;
  margin: 1.5rem 0 0.5rem;
}

.lead {
  color: var(--muted);
  font-size: 1.1rem;
  margin: 0 auto;
  max-width: 720px;
}

.updated {
  color: var(--muted);
  font-size: 0.95rem;
  margin-top: 1rem;
}

.cards {
  display: grid;
  gap: 1rem;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  margin: 2rem 0 4rem;
}

.card,
.panel {
  background: rgba(255, 255, 255, 0.94);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}

.card {
  padding: 1.5rem;
}

.card p {
  color: var(--muted);
  margin: 0 0 1.25rem;
}

.button {
  align-items: center;
  background: var(--primary);
  border-radius: 999px;
  color: #ffffff;
  display: inline-flex;
  font-weight: 800;
  justify-content: center;
  padding: 0.75rem 1rem;
}

.button:hover {
  background: #034363;
  text-decoration: none;
}

.panel {
  margin: 0 0 1.25rem;
  padding: clamp(1.25rem, 3vw, 2rem);
}

.panel.highlight {
  background: linear-gradient(135deg, var(--primary), #034363);
  color: #ffffff;
}

.panel.highlight h2,
.panel.highlight h3,
.panel.highlight a {
  color: #ffffff;
}

.panel.highlight p,
.panel.highlight li {
  color: rgba(255, 255, 255, 0.84);
}

.grid-two {
  display: grid;
  gap: 1rem;
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

ul,
ol {
  padding-left: 1.25rem;
}

li {
  margin: 0.45rem 0;
}

.notice {
  background: var(--primary-soft);
  border: 1px solid rgba(2, 47, 70, 0.16);
  border-radius: var(--radius);
  color: var(--primary);
  margin: 1.5rem 0;
  padding: 1rem 1.25rem;
}

.site-footer {
  border-top: 1px solid var(--border);
  color: var(--muted);
  margin-top: 4rem;
  padding: 2rem 1.25rem;
  text-align: center;
}

.site-footer p {
  margin: 0.25rem 0;
}

@media (max-width: 800px) {
  .nav {
    align-items: flex-start;
    flex-direction: column;
  }

  .nav-links {
    justify-content: flex-start;
  }

  .cards,
  .grid-two {
    grid-template-columns: 1fr;
  }

  .hero {
    padding-top: 3rem;
  }
}