/* ==== Cards Container ==== */
.card-types {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 35px;
  padding: 60px 20px;
  background: linear-gradient(135deg, #eef2f3, #dfe9f3);
  animation: fadeIn 1s ease-in-out;
}

/* ==== Card Block ==== */
.card-block {
  backdrop-filter: blur(12px);
  background: rgba(255, 255, 255, 0.9); /* Glass effect */
  border: 1px solid rgba(0, 0, 0, 0.05);
  border-radius: 18px;
  padding: 35px;
  text-align: center;
  color: #222;
  box-shadow: 0 8px 25px rgba(0, 0, 0, 0.08);
  transition: transform 0.4s ease, box-shadow 0.4s ease;
  position: relative;
  overflow: hidden;
  animation: slideUp 0.8s ease forwards;
  opacity: 0;
}

/* ✅ Staggered animation delay */
.card-block:nth-child(1) { animation-delay: 0.2s; }
.card-block:nth-child(2) { animation-delay: 0.4s; }
.card-block:nth-child(3) { animation-delay: 0.6s; }
.card-block:nth-child(4) { animation-delay: 0.8s; }

/* Hover Effect */
.card-block:hover {
  transform: translateY(-10px) scale(1.03);
  box-shadow: 0 12px 30px rgba(0, 0, 0, 0.15);
}

/* ==== Icon ==== */
.card-icon {
  display: block;              /* Image ko block banane ke liye */
  margin: 0 auto 20px auto;    /* Horizontally center */
  width: 90px;
  height: auto;
  border-radius: 12px;
  animation: pulse 3s infinite;
  filter: drop-shadow(0 4px 8px rgba(0, 0, 0, 0.2));
  transition: transform 0.4s ease;
}

.card-block:hover .card-icon {
  transform: rotate(8deg) scale(1.1);
}

/* ==== Headings & Text ==== */
.card-block h2 {
  font-size: 22px;
  margin-bottom: 12px;
  font-weight: 700;
  color: #1e2a78;
  animation: fadeInUp 1s ease;
}
.card-block p {
  font-size: 15px;
  margin-bottom: 22px;
  color: #444;
  line-height: 1.6;
  animation: fadeInUp 1.2s ease;
}

/* ==== Button ==== */
.book-btn {
  background: linear-gradient(135deg, #3f51b5, #5a55ae);
  color: #fff;
  padding: 12px 28px;
  font-size: 15px;
  border-radius: 10px;
  border: none;
  cursor: pointer;
  transition: transform 0.3s ease, box-shadow 0.3s ease;
  box-shadow: 0 4px 12px rgba(63, 81, 181, 0.3);
}
.book-btn:hover {
  background: linear-gradient(135deg, #283593, #3f51b5);
  transform: scale(1.1);
  box-shadow: 0 6px 16px rgba(63, 81, 181, 0.4);
}

/* ==== Animations ==== */
@keyframes pulse {
  0%, 100% { transform: scale(1); }
  50% { transform: scale(1.08); }
}
@keyframes fadeIn {
  from { opacity: 0; }
  to { opacity: 1; }
}
@keyframes slideUp {
  from { transform: translateY(50px); opacity: 0; }
  to { transform: translateY(0); opacity: 1; }
}
@keyframes fadeInUp {
  from { transform: translateY(20px); opacity: 0; }
  to { transform: translateY(0); opacity: 1; }
}