body {
  font-family: Arial, sans-serif;
  background-color: #f7f9fc;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  min-height: 100vh;
}

.site-header {
  position: sticky;   /* sticky header */
  top: 0;             /* stick to top */
  z-index: 1000;      /* stay above other content */
  background-color: #ffffff; /* keep background solid */
  padding: 15px 20px;
  border-bottom: 1px solid #e0e0e0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  box-shadow: 0 2px 5px rgba(0,0,0,0.05);
}

.logo-img {
  max-height: 50px;
  width: auto;
  display: block;
}

.policy-links {
  display: flex;
  gap: 15px;
}

.policy-links a {
  font-size: 14px;
  color: #0077cc;
  text-decoration: none;
  padding: 5px 10px;
  border-radius: 4px;
  transition: background-color 0.3s ease;
}

.policy-links a:hover {
  background-color: #f0f0f0;
}

.main-content {
  flex-grow: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: flex-start;
}

.actan-portal-title {
  text-align: center;
  font-size: 28px;
  color: #2c3e50;
  margin: 40px 0 30px;
  font-weight: 700;
  width: 100%;
  box-sizing: border-box;
}

.actan-portal-wrapper {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  align-items: stretch;
  gap: 30px;
  margin: 0 auto 40px;
  max-width: 1000px;
  padding: 20px;
  background-color: #ffffff;
  border-radius: 12px;
  box-shadow: 0 0 10px rgba(0,0,0,0.05);
  width: 100%;
  box-sizing: border-box;
}

.actan-portal-section {
  flex: 1 1 400px;
  background: #ffffff;
  padding: 30px;
  border-radius: 10px;
  border: 1px solid #dcdcdc;
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.1), 0 3px 6px rgba(0, 0, 0, 0.06);
  transition: transform 0.2s ease, box-shadow 0.2s ease;
  box-sizing: border-box;
}

.actan-portal-section:hover {
  transform: translateY(-5px);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.15);
}

.actan-portal-section h3 {
  margin-bottom: 20px;
  font-size: 22px;
  color: #2c3e50;
}

.actan-portal-section button {
  padding: 10px 20px;
  background-color: #0077cc;
  color: white;
  border: none;
  border-radius: 6px;
  cursor: pointer;
  font-weight: 600;
  transition: background-color 0.3s ease;
}

.actan-portal-section button:hover {
  background-color: #005fa3;
}

.footer {
  text-align: center;
  padding: 20px;
  font-size: 14px;
  color: #666;
  background-color: #eaeaea;
  width: 100%;
  box-sizing: border-box;
}

@media (max-width: 768px) {
  .site-header {
    flex-direction: column;
    align-items: center;
    padding-bottom: 10px;
  }

  .policy-links {
    margin-top: 10px;
  }

  .actan-portal-wrapper {
    flex-direction: column;
    align-items: center;
  }

  .actan-portal-section {
    width: 90%;
    flex: none;
    max-width: 400px;
  }
}