@import url('https://fonts.googleapis.com/css2?family=Playfair+Display:wght@500;600;700&family=Inter:wght@400;500;600&display=swap');

:root {
  --ink: #1a1a1a;
  --paper: #faf8f5;
  --muted: #6b6560;
  --line: #e5e0d8;
  --accent: #8a1f2b;
  --gold: #b08d57;
}

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

body {
  font-family: 'Inter', sans-serif;
  background: var(--paper);
  color: var(--ink);
  line-height: 1.5;
}

h1, h2, h3, .brand {
  font-family: 'Playfair Display', serif;
}

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

/* Header */
.site-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 18px 24px;
  border-bottom: 1px solid var(--line);
  background: var(--paper);
  position: sticky;
  top: 0;
  z-index: 10;
}
.brand {
  font-size: 1.4rem;
  font-weight: 700;
  letter-spacing: 0.02em;
}
.nav-links {
  display: flex;
  gap: 20px;
  font-size: 0.9rem;
}
.nav-links a:hover { color: var(--accent); }
.cart-link {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 0.9rem;
}
.cart-badge {
  background: var(--accent);
  color: #fff;
  font-size: 0.7rem;
  padding: 1px 7px;
  border-radius: 20px;
}

/* Layout */
.container { max-width: 1100px; margin: 0 auto; padding: 0 20px; }
.page-title {
  font-size: 1.8rem;
  padding: 32px 0 8px;
}
.page-subtitle {
  color: var(--muted);
  font-size: 0.9rem;
  padding-bottom: 24px;
}

/* Filters */
.filters {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  padding-bottom: 24px;
}
.filter-chip {
  border: 1px solid var(--line);
  background: #fff;
  padding: 7px 16px;
  border-radius: 30px;
  font-size: 0.82rem;
  cursor: pointer;
}
.filter-chip.active {
  background: var(--ink);
  color: #fff;
  border-color: var(--ink);
}

/* Product grid */
.product-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: 20px 16px;
  padding-bottom: 60px;
}
.product-card {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 4px;
  overflow: hidden;
  transition: transform 0.15s ease;
}
.product-card:hover { transform: translateY(-3px); }
.product-card img {
  width: 100%;
  aspect-ratio: 4/5;
  object-fit: cover;
  display: block;
  background: var(--line);
}
.product-card-body { padding: 12px 14px 16px; }
.product-card-category {
  font-size: 0.68rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--muted);
}
.product-card-name {
  font-size: 0.95rem;
  margin: 4px 0 6px;
}
.product-card-price {
  font-weight: 600;
  color: var(--accent);
}
.empty-state {
  padding: 60px 0;
  text-align: center;
  color: var(--muted);
}

/* Product detail */
.product-detail {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 40px;
  padding: 32px 0 60px;
}
@media (max-width: 720px) {
  .product-detail { grid-template-columns: 1fr; gap: 20px; }
}
.product-detail img {
  width: 100%;
  border-radius: 4px;
  aspect-ratio: 4/5;
  object-fit: cover;
  background: var(--line);
}
.product-detail-category {
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--gold);
  font-weight: 600;
}
.product-detail h1 {
  font-size: 1.9rem;
  margin: 8px 0 10px;
}
.product-detail-price {
  font-size: 1.3rem;
  color: var(--accent);
  font-weight: 600;
  margin-bottom: 18px;
}
.product-detail-desc {
  color: var(--muted);
  font-size: 0.92rem;
  margin-bottom: 24px;
}
.option-group { margin-bottom: 18px; }
.option-label {
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--muted);
  margin-bottom: 8px;
  display: block;
}
.option-buttons { display: flex; gap: 8px; flex-wrap: wrap; }
.option-btn {
  border: 1px solid var(--line);
  background: #fff;
  padding: 8px 16px;
  border-radius: 4px;
  font-size: 0.85rem;
  cursor: pointer;
}
.option-btn.selected { border-color: var(--ink); background: var(--ink); color: #fff; }
.option-btn:disabled { opacity: 0.35; cursor: not-allowed; text-decoration: line-through; }

.stock-note { font-size: 0.82rem; color: var(--muted); margin-bottom: 18px; }
.stock-note.low { color: var(--accent); }

.qty-row { display: flex; align-items: center; gap: 14px; margin-bottom: 22px; }
.qty-btn {
  width: 34px; height: 34px;
  border: 1px solid var(--line);
  background: #fff;
  border-radius: 4px;
  font-size: 1rem;
  cursor: pointer;
}
.qty-value { font-size: 1rem; min-width: 20px; text-align: center; }

.btn-primary {
  background: var(--ink);
  color: #fff;
  border: none;
  padding: 14px 28px;
  border-radius: 4px;
  font-size: 0.92rem;
  cursor: pointer;
  width: 100%;
}
.btn-primary:disabled { background: var(--muted); cursor: not-allowed; }
.btn-primary:hover:not(:disabled) { background: var(--accent); }

.add-confirm {
  margin-top: 12px;
  font-size: 0.85rem;
  color: var(--accent);
  display: none;
}

.loading { padding: 60px 0; text-align: center; color: var(--muted); }

.site-footer {
  border-top: 1px solid var(--line);
  padding: 24px 0;
  text-align: center;
  font-size: 0.78rem;
  color: var(--muted);
}