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

body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
  color: #0f172a;
  background: #fff;
  -webkit-font-smoothing: antialiased;
}

/* Navbar */
.navbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 20px 40px;
  background: #fff;
  border-bottom: 1px solid #e5e7eb;
}

.navbar-brand {
  font-size: 18px;
  font-weight: 700;
  letter-spacing: 1px;
  color: #0f172a;
}

.navbar-brand span {
  font-weight: 400;
  color: #64748b;
}

.navbar-contact a {
  color: #64748b;
  font-size: 13px;
  text-decoration: none;
}

.navbar-contact a:hover {
  color: #0ea5e9;
}

/* Center Content */
.center-content {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  min-height: calc(100vh - 61px);
}

/* Hero */
.hero {
  text-align: center;
  padding: 0 24px 24px;
  background: #fff;
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
}

.hero h1 {
  font-size: 36px;
  font-weight: 700;
  color: #0f172a;
  margin-bottom: 16px;
}

.hero p {
  color: #64748b;
  font-size: 17px;
  max-width: 520px;
  margin: 0 auto;
  line-height: 1.6;
}

/* Footer */
.footer {
  text-align: center;
  padding: 48px 24px;
  border-top: 1px solid #e5e7eb;
  background: #fff;
}

.footer-email a {
  color: #64748b;
  font-size: 14px;
  text-decoration: none;
}

.footer-email a:hover {
  color: #0ea5e9;
}

.footer-address {
  font-size: 13px;
  color: #94a3b8;
  margin-top: 6px;
}

.footer-copyright {
  font-size: 12px;
  color: #cbd5e1;
  margin-top: 20px;
}

/* Responsive */
@media (max-width: 768px) {
  .hero h1 {
    font-size: 28px;
  }

  .hero p {
    font-size: 15px;
  }

  .navbar {
    padding: 16px 24px;
  }
}

@media (max-width: 480px) {
  .hero h1 {
    font-size: 24px;
  }
}