* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: 'Segoe UI', system-ui, sans-serif;
  background: #0b0f14;
  color: #e5e7eb;
}

.container {
  max-width: 1000px;
  margin: auto;
  padding: 40px 20px;
}

.hero {
  text-align: center;
  margin-bottom: 50px;
}

.hero h1 {
  font-size: 3rem;
  margin-bottom: 10px;
}

.subtitle {
  color: #9ca3af;
}

.card {
  background: #111827;
  border-radius: 12px;
  padding: 25px;
  margin-bottom: 30px;
  box-shadow: 0 10px 25px rgba(0,0,0,0.4);
}

h2 {
  margin-top: 0;
  color: #38bdf8;
}

h3 {
  margin-bottom: 5px;
}

ul {
  padding-left: 20px;
}

.grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 10px;
}

.grid span {
  background: #020617;
  padding: 10px;
  border-radius: 8px;
  text-align: center;
  font-size: 0.9rem;
}

footer {
  text-align: center;
  margin-top: 40px;
  color: #9ca3af;
}

/* Animations */
.fade-in {
  animation: fadeIn 1.2s ease forwards;
}

.slide-up {
  opacity: 0;
  transform: translateY(30px);
  animation: slideUp 0.8s ease forwards;
}

@keyframes fadeIn {
  from { opacity: 0; }
  to { opacity: 1; }
}

@keyframes slideUp {
  to {
    opacity: 1;
    transform: translateY(0);
  }
}