:root {
  --ink: #1c1f24;
  --muted: #6b7280;
  --line: #e5e7eb;
  --bg: #fafafa;
  --accent: #1c1f24;
  --accent-contrast: #fff;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Helvetica, Arial, sans-serif;
  color: var(--ink);
  background: var(--bg);
}

a { color: inherit; text-decoration: none; }

.site-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 18px 32px;
  border-bottom: 1px solid var(--line);
  background: #fff;
  position: sticky;
  top: 0;
  z-index: 10;
}

.logo { font-weight: 700; font-size: 1.1rem; letter-spacing: -0.02em; }

.cart-link {
  display: flex;
  align-items: center;
  gap: 6px;
  font-weight: 600;
  padding: 8px 14px;
  border: 1px solid var(--line);
  border-radius: 999px;
}

main { max-width: 1080px; margin: 0 auto; padding: 40px 32px 80px; }

.page-title { font-size: 1.6rem; margin-bottom: 24px; }

.product-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: 24px;
}

.card {
  display: block;
  border: 1px solid var(--line);
  border-radius: 14px;
  overflow: hidden;
  background: #fff;
  transition: transform 0.15s ease, box-shadow 0.15s ease;
}

.card:hover { transform: translateY(-2px); box-shadow: 0 8px 24px rgba(0,0,0,0.06); }

.card-media, .pdp-media, .thumb {
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 3rem;
}

.card-media { height: 160px; }

.card-body { padding: 14px 16px; }

.card-category, .pdp-info .card-category { color: var(--muted); font-size: 0.75rem; text-transform: uppercase; letter-spacing: 0.05em; margin: 0 0 4px; }

.card-name { margin: 0 0 6px; font-size: 1rem; }

.card-price { margin: 0; font-weight: 700; }

.pdp-root { display: grid; grid-template-columns: 1fr 1fr; gap: 48px; }

.pdp-media { height: 420px; border-radius: 16px; font-size: 6rem; }

.pdp-info h1 { margin: 0 0 8px; font-size: 1.8rem; }

.pdp-price { font-size: 1.4rem; font-weight: 700; margin: 0 0 16px; }

.pdp-description { color: var(--muted); line-height: 1.5; margin-bottom: 24px; }

.qty-row { display: flex; align-items: center; gap: 10px; margin-bottom: 16px; }

.qty-row input, .cart-table .qty-input { width: 64px; padding: 8px; border: 1px solid var(--line); border-radius: 8px; }

.btn {
  display: inline-block;
  padding: 12px 22px;
  border-radius: 999px;
  border: none;
  font-weight: 600;
  cursor: pointer;
  font-size: 0.95rem;
}

.btn-primary { background: var(--accent); color: var(--accent-contrast); }

.add-confirm { color: #1a7f37; margin-top: 10px; font-size: 0.9rem; }

.cart-table { width: 100%; border-collapse: collapse; margin-bottom: 32px; }

.cart-table th { text-align: left; color: var(--muted); font-size: 0.8rem; text-transform: uppercase; padding-bottom: 12px; border-bottom: 1px solid var(--line); }

.cart-table td { padding: 16px 8px; border-bottom: 1px solid var(--line); vertical-align: middle; }

.cart-product { display: flex; align-items: center; gap: 12px; }

.thumb { width: 48px; height: 48px; border-radius: 8px; font-size: 1.4rem; }

.remove-btn { background: none; border: none; color: var(--muted); text-decoration: underline; cursor: pointer; }

.cart-summary { display: flex; justify-content: flex-end; align-items: center; gap: 20px; }

.cart-summary strong { font-size: 1.2rem; }

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

@media (max-width: 720px) {
  .pdp-root { grid-template-columns: 1fr; }
}