body {
  font-family: Arial, sans-serif;
  margin: 0;
  background: #f8f5f2;
  color: #222;
}

.topbar {
  background: linear-gradient(to right, #7a1022, #a50f2d);
  color: white;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 18px 20px;
  position: sticky;
  top: 0;
  z-index: 999;
}

.topbar h1 {
  margin: 0;
  font-size: 42px;
  color: white;
  font-weight: bold;
  letter-spacing: 1px;
}

.burger {
  position: absolute;
  left: 16px;
  top: 50%;
  transform: translateY(-50%);
  background: white;
  border: none;
  font-size: 26px;
  padding: 8px 13px;
  border-radius: 10px;
  cursor: pointer;
  box-shadow: 0 4px 10px rgba(0,0,0,0.15);
}

.side-menu {
  position: fixed;
  top: 0;
  left: -270px;
  width: 240px;
  height: 100%;
  background: white;
  box-shadow: 4px 0 14px rgba(0,0,0,0.15);
  padding: 20px;
  transition: left 0.3s ease;
  z-index: 1000;
}

.side-menu.active {
  left: 0;
}

.side-menu a {
  display: block;
  text-decoration: none;
  color: #7a1022;
  font-size: 20px;
  margin: 18px 0;
  font-weight: bold;
}

.close-btn {
  background: #7a1022;
  color: white;
  border: none;
  padding: 8px 12px;
  border-radius: 8px;
  cursor: pointer;
  margin-bottom: 20px;
}

.promo-banner {
  background: linear-gradient(to right, #d4a017, #f5d36f);
  color: #4d2b00;
  text-align: center;
  padding: 22px 15px;
}

.promo-banner h2 {
  margin: 0;
  font-size: 34px;
}

.promo-banner p {
  margin: 8px 0 0;
  font-size: 18px;
  font-weight: bold;
}

.subtitle {
  text-align: center;
  margin: 14px 0;
  color: #666;
  font-size: 18px;
  font-style: italic;
}

.search-box {
  text-align: center;
  padding: 20px;
}

.search-box input {
  width: 340px;
  max-width: 90%;
  padding: 12px 14px;
  border: 1px solid #ccc;
  border-radius: 12px;
  font-size: 16px;
}

.container {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  padding: 20px;
  max-width: 1100px;
  margin: 0 auto;
}

.card {
  background: white;
  border-radius: 18px;
  overflow: hidden;
  box-shadow: 0 8px 20px rgba(0,0,0,0.10);
  text-decoration: none;
  color: inherit;
  transition: transform 0.3s ease, box-shadow 0.3s ease;
  padding-bottom: 14px;
}

.card:hover {
  transform: translateY(-6px);
  box-shadow: 0 12px 24px rgba(0,0,0,0.14);
}

.card img {
  width: 100%;
  height: 260px;
  object-fit: cover;
  object-position: center top;
  display: block;
}

.card h3 {
  text-align: center;
  margin: 14px 0 6px;
  color: #7a1022;
  font-size: 24px;
}

.price {
  text-align: center;
  font-size: 18px;
  font-weight: bold;
  color: #7a1022;
  margin: 6px 0 12px;
}

.active-btn {
  display: block;
  margin: 0 auto;
  background: linear-gradient(to right, #7a1022, #b31234);
  color: white;
  border: none;
  padding: 11px 22px;
  border-radius: 999px;
  cursor: pointer;
  font-size: 15px;
  font-weight: bold;
  letter-spacing: 0.4px;
  transition: transform 0.2s ease, opacity 0.2s ease;
}

.active-btn:hover {
  transform: scale(1.05);
  opacity: 0.92;
}

.back-link {
  display: inline-block;
  margin: 20px;
  text-decoration: none;
  background: #7a1022;
  color: white;
  padding: 10px 16px;
  border-radius: 10px;
  font-weight: bold;
}

.page-title {
  text-align: center;
  margin: 5px 0 6px;
  font-size: 38px;
  color: #7a1022;
}

.page-subtitle {
  text-align: center;
  color: #666;
  margin-bottom: 14px;
  font-style: italic;
}

@media (max-width: 900px) {
  .container {
    grid-template-columns: repeat(2, 1fr);
  }

  .topbar h1 {
    font-size: 32px;
  }
}

@media (max-width: 600px) {
  .container {
    grid-template-columns: 1fr;
  }

  .topbar h1 {
    font-size: 28px;
  }

  .promo-banner h2 {
    font-size: 26px;
  }
}