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

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

.container {
  width: 90%;
  max-width: 1100px;
  margin: auto;
}

header {
  background: #000;
  color: #fff;
  padding: 15px 0;
}

.logo {
  font-size: 1.8rem;
  font-weight: bold;
}

nav a {
  color: #fff;
  margin-left: 15px;
  text-decoration: none;
}

.hero {
  background: linear-gradient(135deg, #000, #222);
  color: #fff;
  padding: 100px 0;
  text-align: center;
}

.hero h2 {
  font-size: 2.5rem;
  margin-bottom: 15px;
}

.btn {
  display: inline-block;
  margin-top: 20px;
  padding: 12px 25px;
  background: #ff6a00;
  color: #fff;
  text-decoration: none;
  border-radius: 5px;
}

.section {
  padding: 70px 0;
}

.section.alt {
  background: #f4f4f4;
}

.grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 25px;
  margin-top: 30px;
}

.card {
  background: #fff;
  padding: 25px;
  border-radius: 8px;
  box-shadow: 0 5px 15px rgba(0,0,0,0.08);
}

.price {
  font-size: 1.4rem;
  font-weight: bold;
  margin: 10px 0;
}

.note {
  margin-top: 25px;
  font-weight: bold;
  text-align: center;
}

footer {
  background: #000;
  color: #fff;
  text-align: center;
  padding: 20px;
}