* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

body {
  font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  color: #111827;
  background: #f3f4f6;
  line-height: 1.6;
}

a {
  color: #0ea5e9; /* blue/teal to match logo */
  text-decoration: none;
}

a:hover {
  text-decoration: underline;
}

.container {
  max-width: 960px;
  margin: 0 auto;
  padding: 0 1.5rem;
}

/* Header */

.site-header {
  background: #ffffff;
  border-bottom: 1px solid #e5e7eb;
}

.header-flex {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.75rem 0;
}

.logo-img {
  height: 42px;
}

/* nav */

.nav a {
  margin-left: 1.5rem;
  font-size: 0.95rem;
}

/* Hero */

.hero {
  background: linear-gradient(135deg, #020617, #0f172a);
  color: #f9fafb;
  padding: 4.5rem 0 3.5rem;
}

.hero-content h1 {
  font-size: 2.6rem;
  margin-bottom: 0.75rem;
}

.tagline {
  font-size: 1.25rem;
  margin-bottom: 0.5rem;
}

.subline {
  font-size: 1rem;
  opacity: 0.9;
}

/* Info section */

.info {
  background: #f9fafb;
  padding: 2.75rem 0 3.25rem;
}

.info h2 {
  font-size: 1.6rem;
  margin-bottom: 0.75rem;
}

.info p + p {
  margin-top: 0.75rem;
}

/* Footer */

.site-footer {
  border-top: 1px solid #e5e7eb;
  background: #ffffff;
  padding: 1rem 0;
  font-size: 0.85rem;
}

.footer-flex {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
}

.footer-links a {
  margin-left: 1rem;
}

/* Small screens */

@media (max-width: 640px) {
  .header-flex,
  .footer-flex {
    flex-direction: column;
    align-items: flex-start;
    gap: 0.5rem;
  }

  .nav a {
    margin-left: 0;
    margin-right: 1rem;
  }

  .hero-content h1 {
    font-size: 2.1rem;
  }

  .footer-links {
    margin-top: 0.5rem;
  }

  .footer-links a {
    margin-left: 0;
    margin-right: 1rem;
  }
}