body {
  font-family: "Poppins", sans-serif;
  background-color: #f7f9fc;
  color: #333;
}

/* Header */
.header {
  background: linear-gradient(135deg, #007bff, #00c3ff);
  color: white;
  text-align: center;
  padding: 40px 20px;
}
.header h1 { font-size: 2rem; margin: 0; }
.header p { font-size: 1rem; opacity: 0.9; margin-top: 5px; }

/* Sidebar */
.sidebar {
  background: #fff;
  border-radius: 12px;
  padding: 20px;
  box-shadow: 0 4px 10px rgba(0,0,0,0.08);
}
.sidebar h5 { color: #007bff; font-weight: 600; margin-bottom: 15px; }
.category-btn {
  display: block;
  width: 100%;
  text-align: left;
  border: none;
  background: none;
  padding: 10px 0;
  font-weight: 500;
  color: #333;
  transition: color 0.3s ease;
}
.category-btn:hover { color: #007bff; }

/* Product Card */
.product-card {
  background: #fff;
  border-radius: 12px;
  padding: 20px;
  text-align: center;
  box-shadow: 0 4px 12px rgba(0,0,0,0.08);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}
.product-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 10px 25px rgba(0,0,0,0.12);
}
.product-card img {
  width: 100%;
  border-radius: 10px;
  height: 180px;
  object-fit: cover;
  margin-bottom: 10px;
}
.product-card h5 {
  color: #007bff;
  font-size: 1rem;
  margin-bottom: 5px;
}
.product-card .rating {
  color: #f4c150;
  margin-bottom: 8px;
  font-size: 1.1rem;
}
.product-card p {
  font-size: 0.9rem;
  color: #555;
  margin-bottom: 10px;
}
.product-card .buy-btn {
  display: inline-block;
  background: linear-gradient(135deg, #007bff, #00c3ff);
  color: white;
  padding: 10px 20px;
  font-weight: 600;
  border-radius: 8px;
  text-decoration: none;
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}
.product-card .buy-btn:hover {
  transform: scale(1.05);
  box-shadow: 0 6px 15px rgba(0,123,255,0.5);
  background: linear-gradient(135deg, #0056b3, #00aaff);
}

/* Trust Badge */
.trust-badge {
  margin-top: 10px;
  font-size: 0.85rem;
  color: #28a745;
  font-weight: 500;
}