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

body {
  background: #111;
  color: #fff;
  line-height: 1.6;
}

header {
  display: flex;
  justify-content: space-between;
  padding: 20px 40px;
  position: sticky;
  top: 0;
  background: #111;
}

nav a {
  margin-left: 20px;
  color: white;
  text-decoration: none;
}

.hero {
  height: 80vh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  text-align: center;
}

.btn {
  margin-top: 20px;
  padding: 12px 24px;
  background: white;
  color: black;
  text-decoration: none;
  border-radius: 6px;
}

.grid {
  padding: 60px 40px;
}

.grid h3 {
  margin-bottom: 30px;
}

.card {
  margin-bottom: 30px;
}

video {
  width: 100%;
  border-radius: 10px;
}

section {
  padding: 80px 40px;
}

footer {
  text-align: center;
  padding: 40px;
  opacity: 0.5;
}