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

body {
  font-family: 'Roboto', sans-serif;
  line-height: 1.6;
  color: #e0e0e0;
  background-color: #0a0a0a;
}

a {
  color: #00ffcc;
  text-decoration: none;
}

/* Announcement Bar */
.announcement-bar {
  background-color: #00ffcc;
  color: #0a0a0a;
  text-align: center;
  padding: 10px;
  font-weight: bold;
}

/* Sticky Header */
header {
  background-color: #1a1a1a;
  padding: 20px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  position: sticky;
  top: 0;
  z-index: 1000;
}

.logo {
  font-size: 24px;
  font-weight: bold;
  color: #00ffcc;
}

.nav a {
  margin-right: 20px;
  font-size: 16px;
}

.cart-icon {
  font-size: 24px;
}

.cart-count {
  background-color: #00ffcc;
  color: #0a0a0a;
  padding: 2px 6px;
  border-radius: 50%;
  font-size: 14px;
}

/* Hero Section */
.hero {
  background: url('https://via.placeholder.com/1920x800') no-repeat center center/cover;
  height: 600px;
  display: flex;
  justify-content: center;
  align-items: center;
  text-align: center;
  color: #fff;
}

.hero-content h1 {
  font-size: 48px;
  margin-bottom: 20px;
}

.hero-content p {
  font-size: 24px;
  margin-bottom: 30px;
}

.cta-button {
  background-color: #00ffcc;
  color: #0a0a0a;
  padding: 15px 30px;
  font-size: 18px;
  border: none;
  cursor: pointer;
  border-radius: 5px;
}

/* Feature Highlights */
.features {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  padding: 50px;
  background-color: #1a1a1a;
}

.feature {
  text-align: center;
}

.feature h3 {
  font-size: 24px;
  margin-bottom: 10px;
}

.feature p {
  font-size: 16px;
}

/* Flash Sale */
.flash-sale {
  padding: 50px;
  text-align: center;
}

.flash-sale h2 {
  font-size: 36px;
  margin-bottom: 20px;
}

.countdown-timer {
  font-size: 32px;
  margin-bottom: 30px;
}

.sale-products {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}

.product-card {
  background-color: #1a1a1a;
  padding: 20px;
  text-align: center;
  border-radius: 10px;
}

.product-card img {
  max-width: 100%;
  margin-bottom: 15px;
}

/* Categories */
.categories {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  padding: 50px;
}

.category {
  height: 300px;
  display: flex;
  justify-content: center;
  align-items: center;
  text-align: center;
  background-size: cover;
  background-position: center;
  border-radius: 10px;
}

.category h3 {
  font-size: 28px;
  color: #fff;
}

/* Testimonials */
.testimonials {
  padding: 50px;
  text-align: center;
  background-color: #1a1a1a;
}

.testimonials h2 {
  font-size: 36px;
  margin-bottom: 30px;
}

.testimonial {
  margin-bottom: 20px;
}

.testimonial p {
  font-size: 20px;
  margin-bottom: 10px;
}

/* Newsletter */
.newsletter {
  padding: 50px;
  text-align: center;
}

.newsletter h2 {
  font-size: 36px;
  margin-bottom: 20px;
}

.newsletter p {
  font-size: 20px;
  margin-bottom: 30px;
}

.newsletter input {
  padding: 15px;
  width: 300px;
  border: 2px solid #00ffcc;
  border-radius: 5px;
  margin-right: 10px;
}

.newsletter button {
  padding: 15px 30px;
  background-color: #00ffcc;
  color: #0a0a0a;
  border: none;
  border-radius: 5px;
  cursor: pointer;
}

/* Footer */
footer {
  background-color: #1a1a1a;
  padding: 20px;
  text-align: center;
}

.footer-links a {
  margin: 0 10px;
}

.social-icons a {
  margin: 0 10px;
  color: #00ffcc;
}

/* Responsive Design */
@media (max-width: 768px) {
  .features, .sale-products, .categories {
    grid-template-columns: 1fr;
  }
}