* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  font-family: Arial, Helvetica, sans-serif;
}

body {
  background: #0f172a;
  color: #e2e8f0;
}

.container {
  width: 90%;
  max-width: 1000px;
  margin: auto;
}

.hero {
  background: linear-gradient(135deg, #1e293b, #0f172a);
  padding: 70px 0;
  text-align: center;
}

.hero h1 {
  font-size: 42px;
  margin-bottom: 10px;
}

.hero p {
  font-size: 18px;
  opacity: 0.9;
  margin-bottom: 25px;
}

.buttons {
  display: flex;
  justify-content: center;
  gap: 12px;
}

.btn {
  background: #38bdf8;
  color: #0f172a;
  padding: 12px 18px;
  border-radius: 10px;
  text-decoration: none;
  font-weight: bold;
  transition: 0.2s;
}

.btn:hover {
  transform: scale(1.05);
}

.btn-outline {
  background: transparent;
  border: 2px solid #38bdf8;
  color: #38bdf8;
}

main {
  padding: 40px 0;
}

.card {
  background: #1e293b;
  padding: 25px;
  border-radius: 16px;
  margin-bottom: 20px;
  box-shadow: 0 0 20px rgba(0,0,0,0.3);
}

.card h2 {
  margin-bottom: 12px;
  color: #38bdf8;
}

.card p, .card li {
  line-height: 1.6;
}

.grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 20px;
}

ul {
  margin-left: 18px;
}

.contact p {
  margin: 8px 0;
}

.footer {
  text-align: center;
  padding: 25px 0;
  opacity: 0.7;
  font-size: 14px;
}