body {
  font-family: system-ui, -apple-system, BlinkMacSystemFont, sans-serif;
  margin: 0;
  background-color: #020617;
  color: #e5e7eb;
  line-height: 1.7;
}

.container {
  max-width: 980px;
  margin: auto;
  padding: 70px 20px;
}

.hero {
  text-align: center;
}

.badge {
  display: inline-block;
  background: #020617;
  border: 1px solid #1e293b;
  color: #38bdf8;
  padding: 6px 14px;
  border-radius: 20px;
  font-size: 0.85rem;
  margin-bottom: 20px;
}

h1 {
  font-size: 2.7rem;
  margin: 20px 0;
  color: #f8fafc;
}

.tagline {
  max-width: 720px;
  margin: auto;
  color: #94a3b8;
}

h2 {
  margin-bottom: 24px;
  color: #f8fafc;
}

.grid {
  display: grid;
  gap: 24px;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
}

.card {
  background: #020617;
  border: 1px solid #1e293b;
  padding: 26px;
  border-radius: 10px;
}

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

ul {
  padding-left: 22px;
}

a {
  color: #38bdf8;
  text-decoration: none;
}

.contact {
  text-align: center;
}

.footer {
  text-align: center;
  color: #64748b;
  font-size: 0.9rem;
}

.logo {
  max-width: 180px;   /* ukuran aman desktop */
  width: 100%;
  height: auto;
  margin-bottom: 32px;
}

@media (max-width: 640px) {
  .logo {
    max-width: 140px;
    margin-bottom: 24px;
  }

  h1 {
    font-size: 2rem;
  }
}