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

:root {
  --primary: #002147;
  --accent: #c5a028;
  --bg: #f9f9f9;
  --text: #1a1a1a;
  --muted: #555;
  --white: #ffffff;
  --card-bg: #ffffff;
  --alt-bg: #eef1f6;
  --radius: 10px;
  --shadow: 0 2px 16px rgba(0,0,0,0.08);
}

body {
  font-family: 'Segoe UI', system-ui, -apple-system, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
}

/* ── Nav ── */
header {
  background: var(--primary);
  position: sticky;
  top: 0;
  z-index: 100;
  box-shadow: 0 2px 8px rgba(0,0,0,0.25);
}

nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  max-width: 1100px;
  margin: 0 auto;
  padding: 1rem 1.5rem;
}

.logo {
  font-size: 1.4rem;
  font-weight: 800;
  color: var(--white);
  letter-spacing: 0.08em;
}

nav ul {
  display: flex;
  gap: 2rem;
  list-style: none;
}

nav ul a {
  color: rgba(255,255,255,0.85);
  text-decoration: none;
  font-size: 0.95rem;
  font-weight: 500;
  transition: color 0.2s;
}

nav ul a:hover {
  color: var(--accent);
}

/* ── Hero ── */
.hero {
  background: linear-gradient(135deg, var(--primary) 60%, #003580);
  color: var(--white);
  min-height: 80vh;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 4rem 1.5rem;
}

.hero-content {
  max-width: 720px;
}

.hero h1 {
  font-size: clamp(1.8rem, 4vw, 3rem);
  font-weight: 800;
  line-height: 1.2;
  margin-bottom: 1.2rem;
}

.hero p {
  font-size: 1.15rem;
  color: rgba(255,255,255,0.8);
  margin-bottom: 2rem;
}

.btn {
  display: inline-block;
  background: var(--accent);
  color: var(--primary);
  padding: 0.85rem 2.2rem;
  border-radius: 50px;
  font-weight: 700;
  text-decoration: none;
  font-size: 0.95rem;
  transition: opacity 0.2s, transform 0.15s;
}

.btn:hover {
  opacity: 0.9;
  transform: translateY(-2px);
}

/* ── Sections ── */
.section {
  padding: 5rem 1.5rem;
  background: var(--bg);
}

.section.alt {
  background: var(--alt-bg);
}

.container {
  max-width: 1100px;
  margin: 0 auto;
}

.section h2 {
  font-size: 2rem;
  font-weight: 800;
  color: var(--primary);
  margin-bottom: 1rem;
  position: relative;
  padding-bottom: 0.6rem;
}

.section h2::after {
  content: '';
  position: absolute;
  left: 0;
  bottom: 0;
  width: 50px;
  height: 4px;
  background: var(--accent);
  border-radius: 2px;
}

.section p {
  color: var(--muted);
  max-width: 700px;
  margin-top: 0.5rem;
  font-size: 1.05rem;
}

/* ── Cards ── */
.cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(230px, 1fr));
  gap: 1.5rem;
  margin-top: 2.5rem;
}

.card {
  background: var(--card-bg);
  border-radius: var(--radius);
  padding: 1.8rem;
  box-shadow: var(--shadow);
  border-top: 4px solid var(--accent);
  transition: transform 0.2s;
}

.card:hover {
  transform: translateY(-4px);
}

.card h3 {
  font-size: 1.1rem;
  color: var(--primary);
  margin-bottom: 0.6rem;
}

.card p {
  font-size: 0.93rem;
  color: var(--muted);
  max-width: unset;
  margin: 0;
}

/* ── Team cards ── */
.team-card {
  text-align: center;
  border-top: none;
  border-bottom: 4px solid var(--accent);
}

.avatar {
  width: 64px;
  height: 64px;
  border-radius: 50%;
  background: var(--primary);
  color: var(--white);
  font-size: 1.1rem;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 1rem;
}

/* ── Contact ── */
.contact-info {
  margin-top: 1.5rem;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.contact-info p {
  font-size: 1rem;
  margin: 0;
}

.contact-info a {
  color: var(--primary);
  font-weight: 600;
}

/* ── Footer ── */
footer {
  background: var(--primary);
  color: rgba(255,255,255,0.6);
  text-align: center;
  padding: 1.5rem;
  font-size: 0.88rem;
}

/* ── Responsive ── */
@media (max-width: 600px) {
  nav ul {
    gap: 1rem;
  }

  .hero h1 {
    font-size: 1.6rem;
  }
}