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

:root {
  --navy: #1a2332;
  --slate: #2c3e50;
  --accent: #4a90a4;
  --light: #f4f6f8;
  --white: #ffffff;
  --text: #333333;
  --muted: #6b7b8d;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  color: var(--text);
  line-height: 1.7;
}

/* Navigation */
nav {
  display: flex;
  justify-content: space-between;
  align-items: center;
  max-width: 960px;
  margin: 0 auto;
  padding: 1.5rem 2rem;
}

.logo {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--navy);
  text-decoration: none;
  letter-spacing: -0.02em;
}

.nav-links a {
  margin-left: 2rem;
  text-decoration: none;
  color: var(--muted);
  font-size: 0.95rem;
  transition: color 0.2s;
}

.nav-links a:hover {
  color: var(--navy);
}

/* Hero */
.hero {
  background: var(--navy);
  color: var(--white);
  text-align: center;
  padding: 6rem 2rem;
}

.hero h1 {
  font-size: 2.5rem;
  font-weight: 700;
  max-width: 700px;
  margin: 0 auto 1.25rem;
  letter-spacing: -0.03em;
  line-height: 1.2;
}

.hero p {
  font-size: 1.15rem;
  color: #b0bec5;
  max-width: 600px;
  margin: 0 auto 2rem;
  line-height: 1.6;
}

.cta {
  display: inline-block;
  padding: 0.8rem 2rem;
  background: var(--accent);
  color: var(--white);
  text-decoration: none;
  border-radius: 4px;
  font-weight: 600;
  font-size: 0.95rem;
  transition: background 0.2s;
}

.cta:hover {
  background: #3a7a8f;
}

/* Sections */
.section {
  max-width: 960px;
  margin: 0 auto;
  padding: 5rem 2rem;
}

.section.alt {
  background: var(--light);
  max-width: 100%;
}

.section.alt > h2,
.section.alt > p,
.section.alt > .cards,
.section.alt > .contact-links {
  max-width: 960px;
  margin-left: auto;
  margin-right: auto;
}

.section h2 {
  font-size: 1.75rem;
  color: var(--navy);
  margin-bottom: 1.25rem;
  letter-spacing: -0.02em;
}

.section p {
  font-size: 1.05rem;
  color: var(--text);
  max-width: 680px;
  margin-bottom: 1rem;
}

/* Cards */
.cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 1.5rem;
  margin-top: 2rem;
}

.card {
  background: var(--white);
  padding: 2rem;
  border-radius: 6px;
  border: 1px solid #e0e4e8;
}

.card h3 {
  font-size: 1.15rem;
  color: var(--navy);
  margin-bottom: 0.75rem;
}

.card p {
  font-size: 0.95rem;
  color: var(--muted);
  line-height: 1.6;
}

/* Team */
.team-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 2rem;
  margin-top: 2rem;
}

.team-member {
  padding: 2rem;
  background: var(--light);
  border-radius: 6px;
}

.team-member h3 {
  font-size: 1.2rem;
  color: var(--navy);
  margin-bottom: 0.25rem;
}

.team-member .role {
  font-size: 0.9rem;
  color: var(--accent);
  font-weight: 600;
  margin-bottom: 1rem;
}

.team-member p {
  font-size: 0.95rem;
  color: var(--muted);
}

/* Contact */
.contact-links {
  margin-top: 1rem;
}

.contact-links p {
  font-size: 1rem;
  margin-bottom: 0.5rem;
}

.contact-links a {
  color: var(--accent);
  text-decoration: none;
}

.contact-links a:hover {
  text-decoration: underline;
}

/* Footer */
footer {
  text-align: center;
  padding: 2rem;
  color: var(--muted);
  font-size: 0.85rem;
  border-top: 1px solid #e0e4e8;
}

/* Mobile */
@media (max-width: 600px) {
  .hero h1 {
    font-size: 1.75rem;
  }

  .hero {
    padding: 4rem 1.5rem;
  }

  nav {
    flex-direction: column;
    gap: 1rem;
  }

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

  .section {
    padding: 3rem 1.5rem;
  }

  .section.alt {
    padding: 3rem 1.5rem;
  }
}