:root {
  --primary: #2a4d69;
  --primary-dark: #1f3a50;
  --accent: #e67e22;
  --accent-dark: #c96510;
  --bg: #f5f7fa;
  --surface: #ffffff;
  --text-dark: #2c3e50;
  --text-light: #7f8c8d;
  --border: #e0e0e0;
  --radius: 6px;
}

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

body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Oxygen, Ubuntu, sans-serif;
  line-height: 1.6;
  color: var(--text-dark);
  background-color: var(--bg);
}

.container {
  max-width: 1140px;
  margin: 0 auto;
  padding: 0 20px;
}

/* ===== Navbar ===== */

.navbar {
  background-color: var(--surface);
  border-bottom: 1px solid var(--border);
  position: sticky;
  top: 0;
  z-index: 100;
}

.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
}

.logo {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--primary);
  text-decoration: none;
  letter-spacing: -0.5px;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 24px;
}

.nav-link {
  color: var(--text-dark);
  text-decoration: none;
  font-size: 0.95rem;
  font-weight: 500;
  transition: color 0.2s ease;
}

.nav-link:hover {
  color: var(--accent);
}

.nav-link.active {
  color: var(--primary);
  border-bottom: 2px solid var(--accent);
  padding-bottom: 4px;
}

.nav-cta {
  margin-left: 8px;
}

.hamburger {
  display: none;
  flex-direction: column;
  background: none;
  border: none;
  cursor: pointer;
  padding: 6px 4px;
}

.hamburger span {
  display: block;
  width: 26px;
  height: 2.5px;
  background-color: var(--text-dark);
  margin: 3px 0;
  transition: 0.2s;
  border-radius: 2px;
}

/* ===== Hero ===== */

.hero {
  background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
  color: var(--surface);
  padding: 80px 0 70px;
  text-align: center;
}

.hero h1 {
  font-size: 2.2rem;
  font-weight: 700;
  margin-bottom: 16px;
  letter-spacing: -0.5px;
}

.hero-sublead {
  font-size: 1.1rem;
  max-width: 720px;
  margin: 0 auto 32px;
  opacity: 0.92;
}

.hero-ctas {
  display: flex;
  gap: 16px;
  justify-content: center;
  flex-wrap: wrap;
}

/* ===== Trust Strip ===== */

.trust-strip {
  background-color: var(--surface);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  padding: 14px 0;
  display: flex;
  flex-wrap: wrap;
  gap: 20px;
  justify-content: center;
  font-size: 0.88rem;
  color: var(--text-dark);
}

.trust-item {
  display: flex;
  align-items: center;
  gap: 6px;
}

.trust-item strong {
  color: var(--primary);
}

/* ===== Services ===== */

.services {
  padding: 60px 0;
  text-align: center;
}

.services h2 {
  font-size: 1.9rem;
  color: var(--primary);
  margin-bottom: 8px;
}

.section-sublead {
  color: var(--text-light);
  margin-bottom: 40px;
  font-size: 1rem;
}

.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 24px;
  margin-top: 20px;
}

.service-card {
  background-color: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 28px 24px;
  text-align: left;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.service-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 8px 24px rgba(42, 77, 105, 0.08);
}

.service-icon {
  font-size: 2rem;
  margin-bottom: 16px;
}

.service-card h3 {
  font-size: 1.15rem;
  color: var(--primary);
  margin-bottom: 10px;
}

.service-card p {
  font-size: 0.92rem;
  color: var(--text-light);
}

/* ===== Buttons ===== */

.btn {
  display: inline-block;
  padding: 12px 28px;
  border-radius: var(--radius);
  font-size: 0.95rem;
  font-weight: 600;
  text-decoration: none;
  border: 2px solid transparent;
  cursor: pointer;
  transition: background-color 0.2s ease, color 0.2s ease, border-color 0.2s ease;
}

.btn-primary {
  background-color: var(--accent);
  color: var(--surface);
  border-color: var(--accent);
}

.btn-primary:hover {
  background-color: var(--accent-dark);
  border-color: var(--accent-dark);
}

.btn-outline {
  background-color: transparent;
  color: var(--surface);
  border-color: var(--surface);
}

.btn-outline:hover {
  background-color: var(--surface);
  color: var(--primary);
}

/* ===== Footer ===== */

.footer {
  background-color: var(--primary-dark);
  color: var(--text-light);
  padding: 50px 0 0;
  font-size: 0.9rem;
}

.footer a {
  color: inherit;
  text-decoration: none;
}

.footer a:hover {
  color: var(--accent);
}

.footer-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 32px;
  margin-bottom: 32px;
}

.footer-col h4 {
  color: var(--surface);
  font-size: 1.05rem;
  margin-bottom: 14px;
}

.footer-col ul {
  list-style: none;
}

.footer-col ul li {
  margin-bottom: 8px;
}

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  padding-top: 20px;
  text-align: center;
  font-size: 0.85rem;
  color: rgba(255, 255, 255, 0.6);
}

/* ===== Responsive ===== */

@media (max-width: 768px) {
  .nav-links {
    position: absolute;
    top: 72px;
    left: 0;
    right: 0;
    background-color: var(--surface);
    flex-direction: column;
    align-items: center;
    gap: 12px;
    padding: 20px 0;
    border-bottom: 1px solid var(--border);
    max-height: 0;
    overflow: hidden;
    opacity: 0;
    transform: translateY(-10px);
    transition: all 0.25s ease;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.06);
  }

  .nav-links.open {
    max-height: 400px;
    opacity: 1;
    transform: translateY(0);
  }

  .hamburger {
    display: flex;
  }

  .hero h1 {
    font-size: 1.7rem;
  }

  .hero-sublead {
    font-size: 1rem;
  }

  .hero-ctas {
    flex-direction: column;
    gap: 12px;
    padding: 0 20px;
  }

  .footer-grid {
    grid-template-columns: 1fr;
    gap: 28px;
  }

  .trust-strip {
    flex-direction: column;
    gap: 10px;
    font-size: 0.85rem;
  }
}