body {
  margin: 0;
  font-family: Arial, sans-serif;
  background: #0f172a;
  color: #e2e8f0;
}

header {
  background: #020617;
  padding: 20px 40px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.5);
}

header h1 {
  margin: 0;
  font-size: 22px;
  color: #38bdf8;
}

nav a {
  margin-left: 20px;
  text-decoration: none;
  color: #cbd5f5;
  transition: 0.3s;
}

nav a:hover {
  color: #38bdf8;
}

.header-title {
  font-weight: 700;
  font-size: 18px;
  background: linear-gradient(135deg, #3A8DFF 0%, #00E5FF 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.hero {
  text-align: center;
  padding: 80px 20px;
}

.hero h2 {
  font-size: 36px;
  margin-bottom: 10px;
}

.hero p {
  color: #94a3b8;
  margin-bottom: 30px;
}

.cta-buttons button {
  margin: 10px;
  padding: 12px 24px;
  border: none;
  border-radius: 8px;
  cursor: pointer;
  font-size: 16px;
  transition: 0.3s;
}

.primary {
  background: #38bdf8;
  color: #020617;
}

.primary:hover {
  background: #0ea5e9;
}

.secondary {
  background: transparent;
  border: 1px solid #38bdf8;
  color: #38bdf8;
}

.secondary:hover {
  background: #38bdf8;
  color: #020617;
}

.features {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 20px;
  padding: 40px;
}

.card {
  background: #020617;
  padding: 20px;
  border-radius: 12px;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.5);
  transition: 0.3s;
}

.card:hover {
  transform: translateY(-5px);
}

.card h3 {
  margin-top: 0;
  color: #38bdf8;
}

footer {
  text-align: center;
  padding: 20px;
  background: #020617;
  margin-top: 40px;
  font-size: 14px;
  color: #64748b;
}