:root {
  --primary: #ff4081;
  --secondary: #3f51b5;
  --bg: #f7f1ff;
  --surface: #ffffff;
  --text: #222222;
  --muted: #5f6368;
  --border: rgba(0, 0, 0, 0.08);
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: "Inter", sans-serif;
  background: linear-gradient(180deg, #fce4ec 0%, #fff 45%, #f8bbd9 100%);
  color: var(--text);
}

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

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  backdrop-filter: blur(18px);
  background: rgba(255, 255, 255, 0.92);
  box-shadow: 0 10px 24px rgba(0, 0, 0, 0.08);
  border-bottom: 1px solid var(--border);
  transition: all 0.3s ease;
}

.site-header.scrolled {
  padding: 0.5rem 0;
}

.site-header.scrolled .brand-row {
  padding: 0.5rem 1.25rem;
}

.site-header.scrolled .logo {
  width: 50px;
  height: 50px;
}

.site-header.scrolled .brand-row h1 {
  font-size: 1.1rem;
}

.site-header.scrolled .brand-row p {
  font-size: 0.8rem;
}

.site-header.scrolled .main-nav {
  padding: 0 1.25rem 0.5rem;
}

.site-header.scrolled .main-nav a {
  padding: 0.5rem 0.8rem;
  font-size: 0.9rem;
}

.site-header.scrolled .cart-button {
  padding: 0.6rem 1rem;
  font-size: 0.9rem;
}

.brand-row {
  max-width: 1180px;
  margin: 0 auto;
  padding: 1rem 1.25rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  flex-wrap: wrap;
}

.logo-wrap {
  display: flex;
  align-items: center;
  gap: 0.9rem;
}

.logo {
  width: 70px;
  height: 70px;
  object-fit: cover;
  border-radius: 50%;
  border: 2px solid var(--primary);
  background: #fff;
}

.brand-row h1 {
  margin: 0;
  font-size: 1.4rem;
}

.brand-row p {
  margin: 0.15rem 0 0;
  color: var(--muted);
  font-size: 0.95rem;
}

.main-nav {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 0.75rem;
  padding: 0 1.25rem 1rem;
  margin: 0 auto;
  max-width: 1180px;
  overflow-x: auto;
  scrollbar-width: none;
  -ms-overflow-style: none;
}

.main-nav::-webkit-scrollbar {
  display: none;
}

.main-nav a {
  text-decoration: none;
  color: var(--text);
  padding: 0.8rem 1rem;
  border-radius: 999px;
  background: rgba(255, 64, 129, 0.08);
  transition: transform 0.2s ease, background 0.2s ease;
  white-space: nowrap;
}

.main-nav a:hover,
.main-nav a.active {
  background: var(--primary);
  color: #fff;
  transform: translateY(-1px);
}

.cart-button {
  border: none;
  background: var(--primary);
  color: #fff;
  font-weight: 700;
  border-radius: 999px;
  padding: 0.9rem 1.2rem;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
}

.badge {
  background: #fff;
  color: var(--primary);
  border-radius: 999px;
  padding: 0.25rem 0.7rem;
  font-size: 0.85rem;
}

.hero {
  padding: 3.5rem 1.25rem 2rem;
  max-width: 1180px;
  margin: 0 auto;
}

.hero-copy {
  background: rgba(255, 255, 255, 0.92);
  border-radius: 24px;
  padding: 2rem;
  box-shadow: 0 30px 60px rgba(95, 99, 104, 0.08);
}

.hero-copy h2 {
  margin: 0 0 1rem;
  font-size: clamp(2rem, 4vw, 3rem);
}

.hero-copy p {
  margin: 0;
  line-height: 1.75;
  color: var(--muted);
}

.products-section {
  padding: 1rem 1.25rem 3rem;
  max-width: 1180px;
  margin: 0 auto;
}

.section-header {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  margin-bottom: 1.5rem;
}

.section-header h3 {
  margin: 0;
  font-size: 1.8rem;
}

.section-header p {
  margin: 0;
  color: var(--muted);
}

.product-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 1.5rem;
}

.product-card {
  background: var(--surface);
  border-radius: 24px;
  overflow: hidden;
  box-shadow: 0 18px 40px rgba(0, 0, 0, 0.05);
  transition: transform 0.2s ease;
}

.product-card:hover {
  transform: translateY(-3px);
}

.product-card img {
  height: 180px;
  width: 100%;
  object-fit: cover;
}

.product-info {
  padding: 1.2rem;
}

.product-info h4 {
  margin: 0 0 0.75rem;
  font-size: 1.1rem;
}

.product-info .price {
  margin: 0 0 1rem;
  font-size: 1rem;
  font-weight: 700;
  color: var(--primary);
}

.add-to-cart {
  border: none;
  width: 100%;
  padding: 0.95rem 1rem;
  border-radius: 16px;
  background: var(--secondary);
  color: #fff;
  font-weight: 700;
  cursor: pointer;
}

.add-to-cart:hover {
  opacity: 0.95;
}

.cart-panel {
  position: fixed;
  top: 0;
  right: -420px;
  width: min(420px, 100%);
  height: 100vh;
  background: #fff;
  box-shadow: -24px 0 70px rgba(0, 0, 0, 0.14);
  transition: right 0.28s ease;
  display: flex;
  flex-direction: column;
  z-index: 30;
}

.cart-panel.open {
  right: 0;
}

.cart-header {
  padding: 1.5rem;
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.close-cart {
  border: none;
  background: transparent;
  color: var(--muted);
  font-size: 1rem;
  cursor: pointer;
}

.cart-content {
  padding: 1.5rem;
  flex: 1;
  overflow-y: auto;
}

.empty-message {
  color: var(--muted);
}

.cart-item {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 0.75rem;
  align-items: center;
  border: 1px solid var(--border);
  border-radius: 18px;
  padding: 1rem;
  margin-bottom: 1rem;
}

.cart-item h5 {
  margin: 0 0 0.35rem;
}

.cart-item .item-controls {
  display: flex;
  gap: 0.4rem;
  align-items: center;
}

.cart-item button {
  border: none;
  border-radius: 12px;
  padding: 0.6rem 0.75rem;
  background: #f1f1f1;
  cursor: pointer;
}

.cart-footer {
  padding: 1.5rem;
  border-top: 1px solid var(--border);
}

.cart-total {
  display: flex;
  justify-content: space-between;
  margin-bottom: 1.3rem;
  font-size: 1.1rem;
  font-weight: 700;
}

.payment-methods h4 {
  margin: 0 0 0.8rem;
}

.payment-item {
  display: flex;
  justify-content: space-between;
  align-items: center;
  background: #faf7ff;
  border: 1px solid rgba(255, 64, 129, 0.15);
  border-radius: 16px;
  padding: 0.9rem 1rem;
  margin-bottom: 0.8rem;
}

.method-name {
  font-weight: 700;
}

.checkout-button {
  width: 100%;
  border: none;
  border-radius: 18px;
  padding: 1rem;
  background: var(--primary);
  color: #fff;
  font-weight: 700;
  cursor: not-allowed;
}

.checkout-button.enabled {
  cursor: pointer;
  background: var(--secondary);
}

.overlay {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.28);
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.25s ease;
  z-index: 25;
}

.overlay.visible {
  opacity: 1;
  visibility: visible;
}

@media (max-width: 1024px) {
  .brand-row {
    padding-left: 1rem;
    padding-right: 1rem;
  }

  .logo {
    width: 60px;
    height: 60px;
  }

  .hero {
    padding: 3rem 1rem 1.5rem;
  }

  .product-card img {
    height: 170px;
  }
}

@media (max-width: 720px) {
  .brand-row,
  .main-nav,
  .hero,
  .products-section,
  .cart-header,
  .cart-content,
  .cart-footer {
    padding-left: 1rem;
    padding-right: 1rem;
  }

  .brand-row {
    justify-content: space-between;
  }

  .logo-wrap {
    width: 100%;
    justify-content: flex-start;
  }

  .main-nav {
    justify-content: flex-start;
    padding-bottom: 0.75rem;
  }

  .main-nav a {
    flex: 1 1 auto;
    min-width: 135px;
  }

  .product-card img {
    height: 140px;
  }

  .product-info {
    padding: 1rem;
  }

  .cart-panel {
    width: 100%;
  }
}

@media (max-width: 520px) {
  .brand-row {
    justify-content: center;
    text-align: center;
  }

  .logo-wrap {
    justify-content: center;
  }

  .main-nav a {
    min-width: 120px;
    padding: 0.7rem 0.9rem;
  }

  .hero-copy {
    padding: 1.5rem;
  }

  .product-card img {
    height: 130px;
  }
}