body {
  margin: 0;
  font-family: "Segoe UI", Roboto, sans-serif;
  background: #f9f9f9;
  color: #333;
}

.container {
  width: 90%;
  max-width: 1100px;
  margin: 0 auto;
}

.site-header {
  background: linear-gradient(135deg, #2b5876, #4e4376);
  color: white;
  padding: 20px 0;
  text-align: center;
}
.site-header .logo {
  height: 60px;
}
.subtitle {
  margin-top: 5px;
  font-style: italic;
}

.site-content {
  padding: 30px 0;
}

.site-footer {
  background: #2b2b2b;
  color: #ccc;
  padding: 20px 0;
  text-align: center;
  font-size: 14px;
}

/* Schede link */
.card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill,minmax(280px,1fr));
  gap: 20px;
  margin-top: 20px;
}

.link-card {
  background: white;
  padding: 20px;
  border-radius: 12px 12px 12px 0;
  box-shadow: 0 4px 10px rgba(0,0,0,0.1);
  position: relative;
  transition: transform 0.2s ease;
}
.link-card:hover {
  transform: translateY(-5px);
}

/* Angolo piegato */
.link-card::before {
  content: "";
  position: absolute;
  top: 0; right: 0;
  border-width: 0 40px 40px 0;
  border-style: solid;
  border-color: #ddd transparent transparent transparent;
  border-radius: 0 12px 0 0;
}

.link-card h3 {
  margin-top: 0;
}
.link-card a {
  display: inline-block;
  margin-top: 10px;
  background: #4e4376;
  color: white;
  text-decoration: none;
  padding: 8px 15px;
  border-radius: 8px;
  transition: background 0.2s ease;
}
.link-card a:hover {
  background: #2b5876;
}