/* styles.css */
body {
  margin: 0;
  font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
  background: #f4f6f8;
  color: #333;
}
header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 16px 40px;
  background: linear-gradient(90deg, #4f46e5, #3b82f6);
  color: #fff;
  box-shadow: 0 8px 20px rgba(0, 0, 0, 0.15);
  border-bottom-left-radius: 12px;
  border-bottom-right-radius: 12px;
  position: sticky;
  top: 0;
  z-index: 100;
}
header h2 {
  margin: 0;
  font-size: 24px;
  font-weight: 700;
  letter-spacing: 1px;
}
nav a {
  margin-left: 24px;
  text-decoration: none;
  font-size: 16px;
  color: #fff;
  padding: 8px 16px;
  border-radius: 8px;
  transition: all 0.3s ease;
  font-weight: 500;
}
nav a img.icon {
  width: 24px;       /* icon width */
  height: 24px;      /* icon height */
  vertical-align: middle;  /* align with text */
  margin-right: 8px; /* space between icon and text */
  border-radius: 4px; /* optional rounded corners */
}
nav a:hover {
  background: rgba(255, 255, 255, 0.2);
  transform: translateY(-2px);
}
@media (max-width: 768px) {
  header {
    flex-direction: column;
    align-items: flex-start;
    padding: 16px 20px;
  }
  nav a {
    display: block;
    margin: 10px 0;
  }
}