html, body {
  margin: 0;
  padding: 0;
  min-height: 100vh;
  font-family: 'Roboto', sans-serif;
  background-color: #121212;
  color: #ffffff;
}

body {
  display: flex;
  flex-direction: column;
}

header {
  background-color: #1f1f1f;
  padding: 1rem 0;
}

.container {
  width: 90%;
  max-width: 1200px;
  margin: 0 auto;
}

.logo a {
  color: #ffffff;
  text-decoration: none;
  font-weight: 700;
  font-size: 1.5rem;
}

nav ul {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  margin-top: 0.5rem;
}

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

nav ul li a:hover,
nav ul li a.active {
  color: #f9a826;
}

main {
  flex: 1;
  padding-bottom: 2rem;
}

.hero {
  background: linear-gradient(135deg, #1f1f1f, #2c2c2c);
  text-align: center;
  padding: 4rem 1rem;
}

.hero h1 {
  font-size: 3rem;
  margin-bottom: 1rem;
}

.hero p {
  font-size: 1.25rem;
  margin-bottom: 2rem;
}

.btn {
  background-color: #f9a826;
  color: #ffffff;
  padding: 0.75rem 1.5rem;
  text-decoration: none;
  font-size: 1rem;
  border-radius: 4px;
  transition: background-color 0.3s ease;
}

.btn:hover {
  background-color: #d18e1e;
}

.about,
.buy-info,
.product-category,
.faq-item,
.review,
.terms {
  background-color: #1a1a1a;
  margin-bottom: 1rem;
  border-radius: 4px;
  padding: 2rem;
}

.about h2,
.product-category h2 {
  font-size: 2rem;
  margin-bottom: 1rem;
  color: #f9a826;
}

.buy-info h2 {
  color: #f9a826;
  margin-bottom: 1rem;
}

.buy-info pre {
  background-color: #2c2c2c;
  color: #f1f1f1;
  padding: 1rem;
  border-radius: 4px;
  overflow-x: auto;
}

.product-cards {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  margin-top: 1rem;
}

.product-card {
  background-color: #2c2c2c;
  border-radius: 4px;
  text-align: center;
  padding: 1rem;
  flex: 1 1 200px;
}

.product-card h3 {
  font-size: 1.25rem;
  color: #f9a826;
  margin-bottom: 0.5rem;
}

.product-card .price {
  font-weight: 700;
  margin-bottom: 0.5rem;
}

.product-card .discount {
  text-decoration: line-through;
  color: #999999;
  margin-right: 0.5rem;
}

.product-description h3 {
  font-size: 1.5rem;
  margin-bottom: 0.5rem;
  color: #f9a826;
}

.product-description ul {
  list-style: disc inside;
  margin-top: 1rem;
}

.faq-item h2 {
  font-size: 1.25rem;
  color: #f9a826;
  margin-bottom: 0.5rem;
}

.review p {
  margin: 0;
}

.terms h1,
.terms h2 {
  color: #f9a826;
  margin-bottom: 0.5rem;
}

.terms ul {
  list-style: disc inside;
  margin-top: 1rem;
}

.docs-centered {
  max-width: 900px;
  margin: 0 auto;
  text-align: center;
}

footer {
  background-color: #1f1f1f;
  text-align: center;
  padding: 1rem 0;
}