.app-nav ul li {
  width: max-content;
}
body {
  font-family: 'Inter', Arial, sans-serif;
}
/* Body and Typography */
body {
  font-family: 'Inter', Arial, sans-serif;
  background: #f7f8fa;
  color: #222;
  margin: 0;
  padding: 0;
}

/* Header Styling */
h1, h2, h3 {
  font-weight: 700;
  margin-top: 1.5em;
  margin-bottom: 0.5em;
  letter-spacing: 0.02em;
}

h1 i, h2 i, h3 i {
  color: #0078d4;
  margin-right: 0.5em;
}

/* Navigation Bar */
.app-nav {
  background: #fff;
  box-shadow: 0 2px 8px rgba(0,0,0,0.04);
  padding: 1em 2em;
}

.app-nav ul {
  list-style: none;
  display: flex;
  gap: 2em;
  margin: 0;
  padding: 0;
}

.app-nav ul li {
  width: max-content;
}

.app-nav a {
  text-decoration: none;
  color: #0078d4;
  font-weight: 500;
  transition: color 0.2s;
}

.app-nav a:hover {
  color: #005fa3;
}

/* Card Component */
.card {
  background: #fff;
  border-radius: 12px;
  box-shadow: 0 4px 16px rgba(0,0,0,0.07);
  padding: 2em;
  margin: 2em 0;
  transition: box-shadow 0.2s;
}

.card:hover {
  box-shadow: 0 8px 32px rgba(0,0,0,0.12);
}

/* Button Styling */
.button {
  background: #0078d4;
  color: #fff;
  border: none;
  border-radius: 6px;
  padding: 0.75em 1.5em;
  font-size: 1em;
  font-weight: 600;
  cursor: pointer;
  transition: background 0.2s;
  display: inline-flex;
  align-items: center;
  gap: 0.5em;
}

.button:hover {
  background: #005fa3;
}

/* Font Awesome Icon Styling */
.fa {
  margin-right: 0.5em;
  vertical-align: middle;
}

/* Responsive Layout */
@media (max-width: 600px) {
  .app-nav ul {
    flex-direction: column;
    gap: 1em;
  }
  .card {
    padding: 1em;
  }
}