/* Base Styles */
:root {
  --primary-color: #121212;
  --secondary-color: #16213e;
  --accent-color: #0604009c;
  --highlight-color: #fcfdcc;
  --text-color: #fff29b;
  --text-secondary: #b8b8b8;
  --background: #000;
  --card-bg: #b7a10b1c;
  --success: #4caf50;
  --warning: #ff9800;
  --error: #eba14d;
}

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

body {
  font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
  line-height: 1.6;
  color: var(--text-color);
  background-color: var(--background);
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 1rem;
}

/* Accessibility */
.skip-link {
  position: absolute;
  top: -40px;
  left: 0;
  background: var(--highlight-color);
  color: white;
  padding: 8px;
  z-index: 100;
  transition: top 0.3s;
}

.skip-link:focus {
  top: 0;
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border-width: 0;
}

/* Header Styles */
.app-header {
  background-color: var(--primary-color);
  padding: 1rem 0;
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.3);
  position: sticky;
  top: 0;
  z-index: 1000;
}

.logo-container {
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1rem;
}

.logo {
  margin-right: 1rem;
}

.app-header h1 {
  font-size: 1.8rem;
  color: var(--highlight-color);
}

/* Navigation */
.main-nav {
  display: flex;
  justify-content: center;
}

.menu-toggle {
  display: none;
  background: none;
  border: none;
  color: var(--text-color);
  font-size: 1.5rem;
  cursor: pointer;
  padding: 0.5rem;
}

.hamburger {
  display: block;
  width: 25px;
  height: 3px;
  background: var(--text-color);
  position: relative;
}

.hamburger::before,
.hamburger::after {
  content: '';
  position: absolute;
  width: 25px;
  height: 3px;
  background: var(--text-color);
}

.hamburger::before {
  top: -8px;
}

.hamburger::after {
  bottom: -8px;
}

.nav-list {
  display: flex;
  list-style: none;
}

.nav-list li {
  margin: 0 1rem;
}

.nav-list a {
  color: var(--text-color);
  text-decoration: none;
  font-weight: 500;
  padding: 0.5rem 1rem;
  border-radius: 4px;
  transition: background-color 0.3s;
}

.nav-list a:hover,
.nav-list a:focus,
.nav-list a.active {
  background-color: var(--highlight-color);
  color: white;
}

/* Hero Section */
.hero {
  background: linear-gradient(rgba(0, 0, 0, 0.7), rgba(0, 0, 0, 0.7)), 
              url('../img/hero-bg.jpg') no-repeat center center/cover;
  height: 60vh;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  color: white;
  margin-bottom: 2rem;
}

.hero-content {
  max-width: 800px;
  padding: 2rem;
}

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

.hero p {
  font-size: 1.2rem;
  margin-bottom: 2rem;
}

/* Product Grid */
.featured-products {
  padding: 2rem 0;
}

.section-title {
  text-align: center;
  margin-bottom: 2rem;
  font-size: 2rem;
  color: var(--highlight-color);
}

.product-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 2rem;
  margin-bottom: 3rem;
}

.product-card {
  background-color: var(--card-bg);
  border-radius: 8px;
  overflow: hidden;
  box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
  transition: transform 0.3s, box-shadow 0.3s;
}

.product-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 10px 20px rgba(0, 0, 0, 0.2);
}

.product-content {
  padding: 1.5rem;
}

.product-card h3 {
  font-size: 1.5rem;
  margin-bottom: 0.5rem;
  color: var(--highlight-color);
}

.price {
  font-size: 1.3rem;
  font-weight: bold;
  margin-bottom: 1rem;
  color: var(--text-color);
}

.add-to-cart {
  display: inline-block;
  background-color: var(--highlight-color);
  color: white;
  border: none;
  padding: 0.8rem 1.5rem;
  border-radius: 4px;
  cursor: pointer;
  font-weight: bold;
  transition: background-color 0.3s;
  width: 100%;
}

.add-to-cart:hover,
.add-to-cart:focus {
  background-color: #d13354;
}

/* Footer */
.app-footer {
  background-color: var(--primary-color);
  color: var(--text-secondary);
  padding: 2rem 0;
  margin-top: auto;
}

.footer-content {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 2rem;
  margin-bottom: 2rem;
}

.footer-section h3 {
  color: var(--highlight-color);
  margin-bottom: 1rem;
  font-size: 1.2rem;
}

.footer-section ul {
  list-style: none;
}

.footer-section li {
  margin-bottom: 0.5rem;
}

.footer-section a {
  color: var(--text-secondary);
  text-decoration: none;
  transition: color 0.3s;
}

.footer-section a:hover,
.footer-section a:focus {
  color: var(--highlight-color);
}

.social-links {
  display: flex;
  gap: 1rem;
}

.social-links a {
  color: var(--text-secondary);
  font-size: 1.5rem;
  transition: color 0.3s;
}

.social-links a:hover,
.social-links a:focus {
  color: var(--highlight-color);
}

.copyright {
  text-align: center;
  padding-top: 1rem;
  border-top: 1px solid var(--accent-color);
}

.pwa-prompt {
  display: none;
  background-color: var(--highlight-color);
  color: white;
  padding: 0.5rem 1rem;
  border-radius: 4px;
  cursor: pointer;
  margin-top: 1rem;
}

/* Responsive Design */
@media (max-width: 768px) {
  .menu-toggle {
    display: block;
  }
  
  .nav-list {
    display: none;
    flex-direction: column;
    width: 100%;
    position: absolute;
    top: 100%;
    left: 0;
    background-color: var(--primary-color);
    padding: 1rem 0;
  }
  
  .nav-list.active {
    display: flex;
  }
  
  .nav-list li {
    margin: 0;
    text-align: center;
  }
  
  .nav-list a {
    display: block;
    padding: 1rem;
  }
  
  .hero h2 {
    font-size: 2rem;
  }
  
  .hero p {
    font-size: 1rem;
  }
}

@media (max-width: 480px) {
  .hero {
    height: 50vh;
  }
  
  .hero h2 {
    font-size: 1.8rem;
  }
  
  .product-grid {
    grid-template-columns: 1fr;
  }
}