@keyframes float {
  0%,
  100% {
    transform: translateY(0) rotate(0deg);
  }
  50% {
    transform: translateY(-20px) rotate(180deg);
  }
}

/* ===============================
   Card principale
   =============================== */
.card {
  background: var(--color-white);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-card);
  overflow: hidden;
}

/* ===============================
   Header con animazione
   =============================== */
.card-header {
  background: linear-gradient(
    135deg,
    var(--color-primary) 0%,
    var(--color-primary-light) 100%
      /* var(--color-red) 0%,
    var(--color-green) 100% */
  );
  color: var(--color-white);
  padding: 2rem 1.5rem;
  text-align: center;
  position: relative;
  overflow: hidden;
}

.card-header::before {
  content: "";
  position: absolute;
  top: -50%;
  left: -50%;
  width: 200%;
  height: 200%;
  background: radial-gradient(
    circle,
    rgba(255, 255, 255, 0.1) 1px,
    transparent 1px
  );
  background-size: 20px 20px;
  animation: float 20s ease-in-out infinite;
}

.card-title {
  font-size: clamp(1.75rem, 4vw, 2.5rem);
  font-weight: 800;
  margin: 0;
  text-shadow: var(--shadow-text);
  position: relative;
  z-index: 1;
}

.card-subtitle {
  font-size: clamp(0.95rem, 2vw, 1.2rem);
  opacity: 0.9;
  margin-top: 0.5rem;
  font-weight: 300;
  position: relative;
  z-index: 1;
}

/* .card-subtitle a {
  color: #ff1020;
  text-decoration: none;
  transition: opacity 0.3s ease;
  font-weight: 500;
} */

.card-subtitle a:hover {
  opacity: 0.8;
  text-decoration: underline;
}