header {
  background: var(--primary);
  color: #fff;
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1rem 2rem;
  position: sticky;
  top: 0;
  z-index: 1000;
  flex-shrink: 0;
}

header h1 {
  font-size: 1.6rem;
}

nav ul {
  display: flex;
  align-items: center;
  list-style: none;
}

nav ul li {
  margin-left: 20px;
}

nav a {
  color: #fff;
  text-decoration: none;
  font-weight: 500;
  transition: color 0.2s ease;
}

nav a.active,
nav a:hover {
  color: var(--accent);
}

main,
.hero,
.menu,
.cart-page,
.order {
  flex-grow: 1;
}

.page-content {
  width: 100%;
  margin: 0 auto;
}

.hero {
  min-height: 90vh;
  display: flex;
  justify-content: center;
  align-items: center;
  text-align: center;
  color: #fff;
  background:
    linear-gradient(rgba(0, 0, 0, 0.5), rgba(0, 0, 0, 0.5)),
    url('https://images.unsplash.com/photo-1509042239860-f550ce710b93?auto=format&fit=crop&w=1800&q=80')
    no-repeat center / cover;
  position: relative;
}

.hero-content {
  position: relative;
  z-index: 1;
  padding: 2rem;
  border-radius: 20px;
  backdrop-filter: blur(5px);
  background: rgba(255, 255, 255, 0.1);
  max-width: 700px;
  margin: 20px;
}

.hero h2 {
  font-size: 2.5rem;
  margin-bottom: 1rem;
}

.hero p {
  margin-bottom: 1.5rem;
  font-size: 1.2rem;
}

.menu {
  padding: 4rem 2rem;
  text-align: center;
}

.menu h2 {
  margin-bottom: 1.5rem;
  color: var(--primary);
}

.cart-page {
  width: 100%;
  padding: 4rem 2rem;
  text-align: center;
}

.cart-page h2,
.order h2 {
  color: var(--primary);
  margin-bottom: 2rem;
}

.order {
  width: 100%;
  padding: 4rem 2rem;
  text-align: center;
  background: var(--muted);
}

footer {
  width: 100%;
  margin-top: auto;
  flex-shrink: 0;
  text-align: center;
  padding: 24px 16px;
  background: var(--primary);
  color: #fff;
  font-size: 15px;
  line-height: 1.8;
}

footer p {
  margin: 0;
}