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

body {
  font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
  line-height: 1.6;
  background: #f9f9f9;
  color: #333;
  text-align: center;
}

/* Header */
header {
  background: #239933;
  padding: 1rem 0;
}
header .logo-container {
  display: flex;
  justify-content: center;
}
header img {
  max-height: 100px;
  height: auto;
}

/* Upgrade Section */
.upgrade-page {
  padding: 6rem 5rem;
}
.upgrade-page h1 {
  font-size: 2.5rem;
  color: #002b5c;
  margin-bottom: 1rem;
}
.upgrade-page p {
  margin-bottom: 1rem;
  font-size: 1.2rem;
  color: #555;
}
.contact-info {
  margin-top: 2rem;
}
.contact-info p {
  margin: 0.5rem 0;
  font-size: 1.1rem;
}
.contact-info a {
  text-decoration: none;
  color: #0066cc;
}

/* Footer */
footer {
  background: #111;
  color: #fff;
  padding: 2rem 1rem;
}
footer .logo-container {
  display: flex;
  justify-content: center;
  margin-bottom: 1rem;
}
footer img {
  max-width: 180px;
  height: auto;
}
footer .footer-info {
  margin-bottom: 1rem;
}
footer .footer-info p,
footer .footer-info h3 {
  margin: 0.5rem 0;
}
footer .footer-info a {
  color: #ffcc00;
  text-decoration: none;
}
footer .footer-info a:hover {
  text-decoration: underline;
}
.footer-bottom {
  font-size: 0.9rem;
  color: #ccc;
}