:root {
  --bg: #faf7f0;
  --panel: #ffffff;
  --ink: #2b2620;
  --muted: #7c736a;
  --accent: #d9a441;
  --accent-dark: #9c6b22;
  --border: #ece5d8;
  --shadow: 0 8px 24px rgba(60, 45, 20, 0.08);
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  background: var(--bg);
  color: var(--ink);
  line-height: 1.5;
}

.site-header {
  padding: 1.6rem 1.5rem 1rem;
  text-align: center;
}
.site-header h1 { margin: 0; font-size: 1.7rem; }
.tagline { margin: 0.35rem 0 0; color: var(--muted); }

/* Two-column layout */
.layout {
  display: grid;
  grid-template-columns: minmax(280px, 380px) 1fr;
  gap: 1.25rem;
  max-width: 1100px;
  margin: 0 auto;
  padding: 0.5rem 1.25rem 2rem;
  align-items: start;
}

/* Left list */
.product-list { list-style: none; margin: 0; padding: 0; }
.product-row {
  display: flex;
  gap: 0.85rem;
  align-items: center;
  width: 100%;
  text-align: left;
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 0.7rem 0.85rem;
  margin-bottom: 0.6rem;
  cursor: pointer;
  font: inherit;
  color: inherit;
  transition: border-color 0.15s, box-shadow 0.15s, transform 0.05s;
}
.product-row:hover { border-color: var(--accent); }
.product-row:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }
.product-row[aria-selected="true"] {
  border-color: var(--accent);
  box-shadow: var(--shadow);
}
.product-row .thumb {
  width: 56px; height: 56px; border-radius: 9px;
  object-fit: cover; flex: 0 0 auto;
  background: var(--border);
}
.product-row .row-text { min-width: 0; }
.product-row .row-title {
  font-weight: 600; font-size: 0.97rem;
  white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
}
.product-row .row-price { color: var(--accent-dark); font-size: 0.9rem; }

/* Right detail */
.detail-panel {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 1.4rem;
  box-shadow: var(--shadow);
  position: sticky;
  top: 1rem;
}
.detail-img {
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  border-radius: 12px;
  background: var(--border);
  display: block;
}
.detail-title { margin: 1rem 0 0.2rem; font-size: 1.35rem; }
.detail-subtitle { margin: 0 0 0.75rem; color: var(--muted); }
.detail-price {
  display: inline-block;
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--accent-dark);
  margin-bottom: 0.9rem;
}
.detail-notes-label {
  font-size: 0.8rem; text-transform: uppercase; letter-spacing: 0.05em;
  color: var(--muted); margin: 0.5rem 0 0.3rem;
}
.detail-notes { margin: 0 0 1.2rem; padding-left: 1.15rem; }
.detail-notes li { margin-bottom: 0.25rem; }

.link-button {
  display: inline-block;
  background: var(--accent);
  color: #3a2a08;
  font-weight: 600;
  text-decoration: none;
  padding: 0.7rem 1.2rem;
  border-radius: 10px;
  transition: background 0.15s;
}
.link-button:hover { background: var(--accent-dark); color: #fff; }
.link-secondary {
  display: inline-block;
  margin-left: 0.6rem;
  color: var(--accent-dark);
  font-size: 0.9rem;
}

.empty-state { color: var(--muted); text-align: center; padding: 2rem 1rem; }

.site-footer {
  text-align: center;
  color: var(--muted);
  font-size: 0.85rem;
  padding: 1rem 0 2rem;
}

/* Responsive: stack on narrow screens */
@media (max-width: 720px) {
  .layout { grid-template-columns: 1fr; }
  .detail-panel { position: static; }
}