* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: 'Inter', sans-serif;
  background: #0f172a;
  color: #e2e8f0;
  line-height: 1.6;
  overflow-x: hidden;
}

.container {
  max-width: 900px;
  margin: auto;
  padding: 60px 20px;
}

section {
  margin-bottom: 80px;
  opacity: 0;
  transform: translateY(20px);
  transition: all 0.8s ease;
}

section.visible {
  opacity: 1;
  transform: translateY(0);
}

h1 {
  font-size: 40px;
  font-weight: 700;
}

h2 {
  font-size: 22px;
  margin-bottom: 20px;
  color: #38bdf8;
  font-weight: 600;
}

.subtitle {
  margin-top: 10px;
  color: #94a3b8;
}

.buttons {
  margin-top: 30px;
  display: flex;
  gap: 15px;
  flex-wrap: wrap;
}

.btn {
  padding: 12px 20px;
  border-radius: 8px;
  text-decoration: none;
  font-weight: 500;
  transition: all 0.3s ease;
}

.btn-primary {
  background: #38bdf8;
  color: #0f172a;
}

.btn-primary:hover {
  background: #0ea5e9;
  transform: translateY(-2px);
}

.btn-outline {
  border: 1px solid #38bdf8;
  color: #38bdf8;
}

.btn-outline:hover {
  background: #38bdf8;
  color: #0f172a;
  transform: translateY(-2px);
}

.card {
  background: #1e293b;
  padding: 20px;
  border-radius: 12px;
  margin-bottom: 20px;
  transition: transform 0.3s ease;
}

.card:hover {
  transform: translateY(-4px);
}

ul {
  margin-left: 20px;
  margin-top: 10px;
}

footer {
  text-align: center;
  color: #64748b;
  padding: 40px 0;
}