:root {
  --bg-color: #0f172a;
  --bg-secondary: #1e293b;
  --text-main: #f8fafc;
  --text-muted: #94a3b8;
  --accent: #f59e0b; /* Electric Yellow/Orange */
  --accent-hover: #d97706;
  --glass-bg: rgba(30, 41, 59, 0.7);
  --glass-border: rgba(255, 255, 255, 0.1);
  --font-sans: 'Inter', sans-serif;
}

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

body {
  background-color: var(--bg-color);
  color: var(--text-main);
  font-family: var(--font-sans);
  line-height: 1.6;
  overflow-x: hidden;
}

a {
  text-decoration: none;
  color: inherit;
  transition: color 0.3s ease;
}

img {
  max-width: 100%;
  display: block;
}

/* Navbar */
header {
  background: var(--glass-bg);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--glass-border);
  position: fixed;
  width: 100%;
  top: 0;
  z-index: 1000;
  padding: 1rem 0;
}

.nav-container {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0 2rem;
}

.logo-container {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.logo-img {
  height: 40px;
  width: 40px;
  border-radius: 50%;
  object-fit: cover;
}

.logo-text {
  font-size: 1.5rem;
  font-weight: 700;
  letter-spacing: 1px;
}

.nav-links {
  display: flex;
  gap: 2rem;
  list-style: none;
}

.nav-links a {
  font-weight: 500;
  font-size: 1rem;
}

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

.cart-icon {
  position: relative;
  font-size: 1.25rem;
  cursor: pointer;
}

.cart-count {
  position: absolute;
  top: -8px;
  right: -10px;
  background: var(--accent);
  color: #fff;
  font-size: 0.75rem;
  font-weight: bold;
  height: 18px;
  width: 18px;
  border-radius: 50%;
  display: flex;
  justify-content: center;
  align-items: center;
}

/* Hero Section */
.hero {
  margin-top: 80px;
  min-height: 80vh;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 2rem;
  position: relative;
  background: radial-gradient(circle at top right, rgba(245, 158, 11, 0.15) 0%, transparent 60%);
}

.hero-content {
  max-width: 800px;
  z-index: 1;
}

.hero h1 {
  font-size: 4rem;
  font-weight: 800;
  margin-bottom: 1.5rem;
  line-height: 1.2;
  background: linear-gradient(135deg, #fff 0%, #cbd5e1 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.hero p {
  font-size: 1.25rem;
  color: var(--text-muted);
  margin-bottom: 2.5rem;
}

.btn {
  display: inline-block;
  padding: 1rem 2.5rem;
  border-radius: 30px;
  font-weight: 600;
  font-size: 1.1rem;
  transition: all 0.3s ease;
  cursor: pointer;
  border: none;
}

.btn-primary {
  background: var(--accent);
  color: #000;
  box-shadow: 0 4px 14px rgba(245, 158, 11, 0.4);
}

.btn-primary:hover {
  background: var(--accent-hover);
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(245, 158, 11, 0.6);
}

/* Sections */
section {
  padding: 5rem 2rem;
  max-width: 1200px;
  margin: 0 auto;
}

.section-title {
  font-size: 2.5rem;
  text-align: center;
  margin-bottom: 3rem;
  font-weight: 700;
}

/* Grid */
.grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 2rem;
}

/* Product Card */
.product-card {
  background: var(--bg-secondary);
  border: 1px solid var(--glass-border);
  border-radius: 16px;
  padding: 1.5rem;
  transition: all 0.3s ease;
  display: flex;
  flex-direction: column;
  position: relative;
  overflow: hidden;
}

.product-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.5);
  border-color: rgba(245, 158, 11, 0.3);
}

.product-img-wrapper {
  border-radius: 12px;
  overflow: hidden;
  margin-bottom: 1.5rem;
  aspect-ratio: 1;
  background: #0f172a;
}

.product-img-wrapper img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease;
}

.product-card:hover .product-img-wrapper img {
  transform: scale(1.05);
}

.product-category {
  font-size: 0.85rem;
  color: var(--accent);
  text-transform: uppercase;
  letter-spacing: 1px;
  margin-bottom: 0.5rem;
  font-weight: 600;
}

.product-title {
  font-size: 1.25rem;
  font-weight: 600;
  margin-bottom: 0.5rem;
}

.product-price {
  font-size: 1.5rem;
  font-weight: 700;
  margin-bottom: 1.5rem;
}

.add-to-cart {
  width: 100%;
  padding: 0.75rem;
  background: transparent;
  color: var(--text-main);
  border: 1px solid var(--glass-border);
  border-radius: 8px;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.3s ease;
  margin-top: auto;
}

.add-to-cart:hover {
  background: var(--accent);
  color: #000;
  border-color: var(--accent);
}

/* Features Section */
.features-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
}

.feature-box {
  text-align: center;
  padding: 2rem;
  background: var(--glass-bg);
  border-radius: 16px;
  border: 1px solid var(--glass-border);
}

.feature-icon {
  font-size: 2.5rem;
  color: var(--accent);
  margin-bottom: 1rem;
}

.feature-box h3 {
  margin-bottom: 1rem;
  font-size: 1.2rem;
}

.feature-box p {
  color: var(--text-muted);
  font-size: 0.95rem;
}

/* Footer */
footer {
  background: #0b1121;
  padding: 3rem 2rem;
  text-align: center;
  border-top: 1px solid var(--glass-border);
  margin-top: 4rem;
}

.footer-content p {
  color: var(--text-muted);
}

/* Mobile Responsiveness */
@media (max-width: 768px) {
  .hero h1 {
    font-size: 2.5rem;
  }
  .nav-links {
    display: none; /* simple hidden for mobile on this demo */
  }
  .features-grid {
    grid-template-columns: 1fr;
  }
}