body {
  font-family: 'Inter', Arial, sans-serif;
  background: #f8fafc;
  margin: 0;
  color: #222;
}
header {
  text-align: center;
  padding: 2rem 1rem 1rem 1rem;
}
.subtitle {
  color: #38bdf8;
  font-size: 1.2rem;
  margin-top: 0.5rem;
}
.hero {
  background: linear-gradient(120deg, #0f172a 60%, #38bdf8 100%);
  color: #fff;
  padding: 3rem 1rem 2rem 1rem;
  text-align: center;
}
.animated-text {
  font-size: 2.2rem;
  font-weight: 700;
  letter-spacing: -1px;
  opacity: 0;
  transform: translateY(40px);
  animation: fadeInUp 1.2s 0.2s forwards;
}
@keyframes fadeInUp {
  to {
    opacity: 1;
    transform: translateY(0);
  }
}
.cards {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 2rem;
  margin: 2.5rem 0;
}
.card {
  background: #fff;
  border-radius: 1.2em;
  box-shadow: 0 4px 32px #0f172a22;
  padding: 2rem 1.5rem 1.5rem 1.5rem;
  width: 260px;
  text-align: center;
  transition: transform 0.3s cubic-bezier(.4,2,.6,1), box-shadow 0.3s;
  cursor: pointer;
  outline: none;
}
.card:hover, .card:focus {
  transform: translateY(-12px) scale(1.04) rotate(-2deg);
  box-shadow: 0 8px 40px #38bdf880;
}
.icon {
  font-size: 2.5rem;
  margin-bottom: 0.7rem;
  animation: popIn 0.7s cubic-bezier(.4,2,.6,1);
}
@keyframes popIn {
  0% { transform: scale(0.5) rotate(-20deg); opacity: 0; }
  80% { transform: scale(1.1) rotate(8deg); opacity: 1; }
  100% { transform: scale(1) rotate(0); }
}
footer {
  text-align: center;
  color: #888;
  font-size: 0.95rem;
  padding: 2rem 0 1rem 0;
}