:root {
  --bg: #ffffff;
  --fg: #1f2933;
  --muted: #52606d;
  --brand: #0b6bcb;
  --brand-dark: #08497f;
  --surface: #f5f7fa;
  --border: #e4e7eb;
  --max: 1080px;
}
* { box-sizing: border-box; }
body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  color: var(--fg);
  background: var(--bg);
  line-height: 1.6;
}
a { color: var(--brand); }
.container { max-width: var(--max); margin: 0 auto; padding: 0 1.25rem; }
.section { padding: 3rem 1.25rem; }

/* Header */
.site-header { border-bottom: 1px solid var(--border); background: var(--bg); }
.nav { display: flex; align-items: center; justify-content: space-between; height: 64px; }
.logo { font-weight: 800; font-size: 1.4rem; text-decoration: none; color: var(--fg); }
.logo span { color: var(--brand); }
nav a { margin-left: 1.25rem; text-decoration: none; color: var(--muted); font-weight: 500; }
nav a:hover, nav a.active { color: var(--brand); }

/* Hero */
.hero {
  background: linear-gradient(135deg, var(--brand-dark), var(--brand));
  color: #fff;
  padding: 5rem 0;
}
.hero h1 { font-size: 2.6rem; line-height: 1.2; margin: 0 0 1rem; max-width: 20ch; }
.lead { font-size: 1.15rem; max-width: 60ch; opacity: 0.95; }
.actions { margin-top: 2rem; display: flex; gap: 1rem; flex-wrap: wrap; }

.btn {
  display: inline-block;
  padding: 0.7rem 1.4rem;
  border-radius: 6px;
  background: #fff;
  color: var(--brand-dark);
  font-weight: 600;
  text-decoration: none;
  border: 2px solid #fff;
}
.btn-outline { background: transparent; color: #fff; }
.btn:hover { opacity: 0.9; }

/* Services grid */
.grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1.25rem;
  margin-top: 1.5rem;
}
.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 1.5rem;
}
.card h3 { margin-top: 0; color: var(--brand-dark); }
.card p { margin-bottom: 0; color: var(--muted); }

/* CTA */
.cta { background: var(--brand-dark); color: #fff; text-align: center; padding: 3.5rem 0; }
.cta h2 { margin-top: 0; }

/* Pages */
.page-header { background: var(--surface); border-bottom: 1px solid var(--border); padding: 2.5rem 0; }
.page-header h1 { margin: 0; }
.content { max-width: 75ch; }

/* Footer */
.site-footer { border-top: 1px solid var(--border); padding: 1.5rem 0; color: var(--muted); font-size: 0.9rem; }

@media (max-width: 600px) {
  .hero { padding: 3rem 0; }
  .hero h1 { font-size: 1.9rem; }
  nav a { margin-left: 0.75rem; font-size: 0.95rem; }
}