:root {
  --deep-blue: #0C498A;
  --light-cyan: #B2EEFA;
  --light-green: #9DC384;
  --forest-green: #669348;
  --sky-blue: #69B5FA;
  --white: #ffffff;
}
*, *::before, *::after { box-sizing: border-box; }
body {
  margin: 0;
  font-family: 'Open Sans', 'PT Sans', sans-serif;
  color: #0C498A;
  background: var(--white);
  line-height: 1.5;
}
.wrap { max-width: 1100px; margin: 0 auto; padding: 0 1.25rem; }
.demo-banner {
  background: var(--forest-green);
  color: var(--white);
  text-align: center;
  padding: 0.4rem 1rem;
  font-size: 0.85rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}
.site-header { background: var(--deep-blue); color: var(--white); }
.header-inner {
  display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between;
  gap: 1rem; padding: 0.85rem 0;
}
.wordmark { color: var(--white); text-decoration: none; font-size: 1.25rem; }
.top-nav { display: flex; flex-wrap: wrap; gap: 0.5rem 1rem; }
.top-nav a {
  color: var(--light-cyan); text-decoration: none; font-weight: 600; font-size: 0.9rem;
  padding: 0.25rem 0.5rem; border-radius: 4px;
}
.top-nav a:hover { background: rgba(255,255,255,0.12); }
.top-nav a.active { background: var(--sky-blue); color: var(--deep-blue); }
.hero {
  background: var(--deep-blue); color: var(--white); padding: 2.5rem 0 2rem;
}
.hero h1 { margin: 0 0 0.75rem; font-size: clamp(1.75rem, 4vw, 2.25rem); }
.hero .lead { margin: 0; max-width: 42rem; font-size: 1.05rem; opacity: 0.95; }
.cards-section { background: var(--light-cyan); padding: 2.5rem 0 3rem; }
.card-grid {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); gap: 1.25rem;
}
.card-nav {
  display: block; background: var(--white); border-left: 5px solid var(--forest-green);
  padding: 1.25rem 1.5rem; text-decoration: none; color: var(--deep-blue);
  box-shadow: 0 2px 8px rgba(12, 73, 138, 0.08);
  transition: transform 0.15s ease, box-shadow 0.15s ease;
}
a.card-nav:hover {
  transform: translateY(-2px); box-shadow: 0 4px 14px rgba(12, 73, 138, 0.15);
}
.card-nav h2 { margin: 0 0 0.5rem; font-size: 1.15rem; color: var(--deep-blue); }
.card-nav p { margin: 0; font-size: 0.95rem; }
.card-nav.card-static {
  border-left-color: var(--sky-blue); cursor: default; opacity: 0.92;
}
.card-nav .badge {
  display: inline-block; margin-top: 0.65rem; padding: 0.15rem 0.5rem;
  font-size: 0.75rem; font-weight: 700; text-transform: uppercase; letter-spacing: 0.03em;
  background: var(--light-cyan); color: var(--deep-blue); border-radius: 3px;
}
.card-nav .badge.pause { background: var(--light-green); }
.card-nav .badge.staging { background: var(--sky-blue); }
.content-block {
  background: var(--light-cyan); padding: 2.5rem 0 3rem; min-height: 40vh;
}
.content-block h1 { color: var(--deep-blue); margin-top: 0; }
.content-block a { color: var(--deep-blue); font-weight: 600; }
.example-list { list-style: none; padding: 0; margin: 1.25rem 0 0; }
.example-list li {
  background: var(--white); margin-bottom: 0.75rem; padding: 1rem 1.25rem;
  border-left: 4px solid var(--sky-blue);
}
.example-list .tag {
  font-size: 0.72rem; font-weight: 700; text-transform: uppercase;
  color: var(--forest-green); display: block; margin-bottom: 0.35rem;
}
.back-link { display: inline-block; margin-top: 1.5rem; }
.site-footer {
  background: var(--deep-blue); color: var(--light-cyan);
  padding: 1.25rem 0; text-align: center; font-size: 0.95rem;
}
.site-footer p { margin: 0; }
.site-footer strong { color: var(--white); }
@media (max-width: 600px) { .top-nav { width: 100%; } }