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

:root {
  --color-primary: rgb(0, 134, 81);
  --color-primary-dark: rgb(0, 110, 67);
  --color-white: #ffffff;
  --color-black: #000000;
  --color-gray-100: #f5f5f5;
  --color-gray-200: #e5e5e5;
  --color-gray-300: #d4d4d4;
  --color-gray-600: #737373;
  --color-gray-800: #262626;
  --color-red: #dc2626;
  --color-orange: #f59e0b;
  --color-yellow: #fbbf24;
  --border-radius: 8px;
  --border-radius-lg: 16px;
  --border-radius-xl: 24px;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  line-height: 1.6;
  color: var(--color-gray-800);
  background-color: var(--color-gray-100);
}

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

.header {
  background-color: var(--color-primary);
  color: var(--color-white);
}

.header-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1rem 0;
  position: relative;
}

.mobile-menu-btn {
  background: none;
  border: none;
  color: var(--color-white);
  cursor: pointer;
  padding: 0.5rem;
  display: block;
}

.logo-container {
  position: absolute;
  left: 50%;
  transform: translateX(-50%);
}

.logo {
  width: 144px;
  height: 56px;
}

.cart-btn {
  background: none;
  border: none;
  color: var(--color-white);
  cursor: pointer;
  padding: 0.5rem;
  position: relative;
}

.cart-badge {
  position: absolute;
  top: 0;
  right: 0;
  background-color: var(--color-orange);
  color: var(--color-white);
  font-size: 0.75rem;
  font-weight: bold;
  width: 20px;
  height: 20px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
}

.header-nav {
  border-top: 1px solid rgba(255, 255, 255, 0.2);
  padding: 1rem 0;
}

.search-container {
  display: flex;
  align-items: center;
  background-color: var(--color-white);
  border-radius: var(--border-radius);
  padding: 0.5rem 1rem;
  gap: 0.5rem;
}

.search-icon {
  color: var(--color-gray-600);
  flex-shrink: 0;
}

.search-input {
  border: none;
  outline: none;
  width: 100%;
  font-size: 0.875rem;
  color: var(--color-gray-800);
}

.location-banner {
  background-color: var(--color-primary);
  padding: 0.5rem 1rem;
  text-align: center;
  font-size: 0.875rem;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
}

.main-content {
  padding: 2rem 1rem;
}

.product-grid {
  display: grid;
  gap: 2rem;
  margin-bottom: 2rem;
}

.product-hero {
  background-color: var(--color-white);
  border-radius: var(--border-radius-xl);
  padding: 1rem;
}

.hero-image-container {
  position: relative;
  aspect-ratio: 1;
  margin-bottom: 1rem;
}

.hero-image {
  width: 100%;
  height: 100%;
  object-fit: contain;
}

.discount-badge {
  position: absolute;
  top: 1rem;
  right: 1rem;
  background-color: var(--color-primary);
  color: var(--color-white);
  font-size: 0.875rem;
  font-weight: bold;
  padding: 0.25rem 0.75rem;
  border-radius: var(--border-radius);
}

.thumbnails {
  display: flex;
  gap: 0.5rem;
  justify-content: center;
}

.thumbnail-btn {
  width: 64px;
  height: 64px;
  border: 2px solid var(--color-gray-200);
  border-radius: var(--border-radius);
  cursor: pointer;
  background: none;
  padding: 0;
  transition: border-color 0.2s;
}

.thumbnail-btn:hover {
  border-color: var(--color-primary);
}

.thumbnail-btn img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  border-radius: 6px;
}

.product-info {
  background-color: var(--color-white);
  border-radius: var(--border-radius-lg);
  padding: 1.5rem;
}

.badge-container {
  margin-bottom: 0.5rem;
}

.badge {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: bold;
  padding: 0.25rem 0.5rem;
  border-radius: var(--border-radius);
}

.badge-red {
  background-color: var(--color-red);
  color: var(--color-white);
}

.product-title {
  font-size: 1.5rem;
  font-weight: bold;
  margin-bottom: 0.5rem;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.check-icon {
  width: 24px;
  height: 24px;
}

.rating {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  margin-bottom: 1rem;
  font-size: 0.875rem;
}

.stars {
  display: flex;
  gap: 0.125rem;
}

.star {
  color: var(--color-yellow);
  font-size: 1rem;
}

.rating-text {
  color: var(--color-gray-600);
}

.reviews-text {
  color: var(--color-primary);
}

.price-section {
  border-top: 1px solid var(--color-gray-200);
  border-bottom: 1px solid var(--color-gray-200);
  padding: 1rem 0;
  margin-bottom: 1.5rem;
}

.price-original {
  color: var(--color-gray-600);
  text-decoration: line-through;
  font-size: 1.125rem;
  margin-bottom: 0.25rem;
}

.price-current {
  color: var(--color-primary);
  font-size: 2rem;
  font-weight: bold;
}

.selection-group {
  margin-bottom: 1.5rem;
}

.selection-title {
  font-size: 0.875rem;
  font-weight: 600;
  margin-bottom: 0.75rem;
}

.button-group {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.selection-btn {
  padding: 0.5rem 1rem;
  border: 1px solid var(--color-gray-300);
  border-radius: var(--border-radius);
  background-color: var(--color-white);
  color: var(--color-gray-800);
  font-size: 0.875rem;
  cursor: pointer;
  transition: all 0.2s;
}

.selection-btn:hover {
  border-color: var(--color-primary);
}

.selection-btn.active {
  background-color: var(--color-primary);
  color: var(--color-white);
  border-color: var(--color-primary);
}

.quantity-section {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  margin-bottom: 1.5rem;
}

.quantity-control {
  display: flex;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--color-gray-300);
  border-radius: var(--border-radius);
  width: fit-content;
}

.quantity-btn {
  background: none;
  border: none;
  padding: 0.75rem 1rem;
  font-size: 1.25rem;
  cursor: pointer;
  color: var(--color-gray-800);
}

.quantity-value {
  padding: 0 2rem;
  font-weight: 600;
  font-size: 1.125rem;
}

.buy-btn {
  flex: 1;
  background-color: var(--color-primary);
  color: var(--color-white);
  border: none;
  border-radius: var(--border-radius);
  padding: 1rem 2rem;
  font-size: 1.125rem;
  font-weight: bold;
  cursor: pointer;
  transition: background-color 0.2s;
}

.buy-btn:hover {
  background-color: var(--color-primary-dark);
}

.info-box {
  background-color: var(--color-gray-100);
  border-radius: var(--border-radius);
  padding: 1rem;
  margin-bottom: 1.5rem;
}

.info-item {
  display: flex;
  gap: 0.75rem;
  margin-bottom: 0.75rem;
}

.info-item:last-child {
  margin-bottom: 0;
}

.info-item svg {
  color: var(--color-primary);
  flex-shrink: 0;
}

.info-title {
  font-weight: 600;
  font-size: 0.875rem;
}

.info-text {
  font-size: 0.75rem;
  color: var(--color-gray-600);
}

.promo-box {
  background-color: #fef3c7;
  border: 2px solid var(--color-orange);
  border-radius: var(--border-radius);
  padding: 1rem;
  margin-bottom: 1.5rem;
}

.promo-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 0.5rem;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.promo-title {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.875rem;
  font-weight: bold;
}

.promo-subtitle {
  font-weight: normal;
}

.countdown {
  font-family: monospace;
  font-weight: bold;
  color: var(--color-orange);
}

.promo-details {
  display: flex;
  justify-content: space-between;
  font-size: 0.875rem;
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1rem;
  text-align: center;
}

.stat-number {
  font-size: 1.5rem;
  font-weight: bold;
  margin-bottom: 0.25rem;
}

.stat-text {
  font-size: 0.75rem;
  color: var(--color-gray-600);
}

.product-details {
  background-color: var(--color-white);
  border-radius: var(--border-radius-lg);
  padding: 1.5rem;
  margin-bottom: 2rem;
}

.accordion-item {
  border-bottom: 1px solid var(--color-gray-200);
}

.accordion-trigger {
  width: 100%;
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1rem 0;
  background: none;
  border: none;
  font-size: 1.125rem;
  font-weight: 600;
  cursor: pointer;
  text-align: left;
}

.accordion-icon {
  transition: transform 0.2s;
}

.accordion-item.active .accordion-icon {
  transform: rotate(180deg);
}

.accordion-content {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.3s ease;
}

.accordion-item.active .accordion-content {
  max-height: 5000px;
  padding-bottom: 1rem;
}

.details-title {
  font-size: 1.25rem;
  font-weight: bold;
  margin-bottom: 1rem;
}

.details-subtitle {
  font-size: 1rem;
  font-weight: bold;
  margin-top: 1.5rem;
  margin-bottom: 0.75rem;
}

.details-list {
  list-style: disc;
  padding-left: 1.5rem;
  margin-bottom: 1rem;
}

.details-list li {
  margin-bottom: 0.5rem;
}

.small-text {
  font-size: 0.875rem;
  color: var(--color-gray-600);
  margin-bottom: 0.75rem;
}

.footer {
  background-color: var(--color-white);
  border-top: 1px solid var(--color-gray-200);
  padding: 3rem 0 2rem;
}

.footer-grid {
  display: grid;
  gap: 2rem;
  margin-bottom: 2rem;
}

.footer-title {
  font-size: 0.875rem;
  font-weight: bold;
  margin-bottom: 1rem;
}

.footer-links {
  list-style: none;
}

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

.footer-links a {
  color: var(--color-gray-600);
  text-decoration: none;
  font-size: 0.875rem;
  transition: color 0.2s;
}

.footer-links a:hover {
  color: var(--color-primary);
}

.footer-contact {
  list-style: none;
}

.footer-contact li {
  display: flex;
  gap: 0.5rem;
  margin-bottom: 0.75rem;
  font-size: 0.875rem;
  color: var(--color-gray-600);
}

.footer-contact svg {
  color: var(--color-primary);
  flex-shrink: 0;
}

.footer-bottom {
  border-top: 1px solid var(--color-gray-200);
  padding-top: 2rem;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1rem;
}

.payment-methods {
  display: flex;
  gap: 0.75rem;
  flex-wrap: wrap;
  justify-content: center;
}

.payment-methods img {
  height: 32px;
}

.copyright {
  font-size: 0.875rem;
  color: var(--color-gray-600);
  text-align: center;
}

.modal {
  display: none;
  position: fixed;
  inset: 0;
  background-color: rgba(0, 0, 0, 0.8);
  z-index: 1000;
  align-items: center;
  justify-content: center;
  padding: 1rem;
}

.modal.active {
  display: flex;
}

.modal-content {
  position: relative;
  max-width: 48rem;
  width: 100%;
  aspect-ratio: 1;
}

.modal-close {
  position: absolute;
  top: 0.5rem;
  right: 0.5rem;
  background-color: rgba(255, 255, 255, 0.9);
  border: none;
  border-radius: 50%;
  width: 40px;
  height: 40px;
  font-size: 1.5rem;
  cursor: pointer;
  z-index: 10;
}

#modalImage {
  width: 100%;
  height: 100%;
  object-fit: contain;
}

@media (min-width: 640px) {
  .quantity-section {
    flex-direction: row;
    align-items: center;
  }

  .quantity-control {
    width: auto;
  }
}

@media (min-width: 768px) {
  .mobile-menu-btn {
    display: none;
  }

  .logo {
    width: 240px;
    height: 80px;
  }

  .product-grid {
    grid-template-columns: 1fr 1fr;
  }

  .footer-grid {
    grid-template-columns: repeat(3, 1fr);
  }

  .footer-bottom {
    flex-direction: row;
    justify-content: space-between;
  }

  .payment-methods img {
    height: 40px;
  }
}