:root {
  --gold: #c4a035;
  --gold-2: #d4b84a;
  --ink: #2a2418;
  --muted: #6a614e;
  --bg: #f7f3ea;
  --card: #fffdf8;
  --line: #e6dcc6;
  --nav: #2a2418;
}
* { box-sizing: border-box; }
html, body { margin: 0; height: 100%; }
body {
  font-family: Georgia, "Times New Roman", serif;
  background: var(--bg);
  color: var(--ink);
  line-height: 1.5;
  display: flex;
  min-height: 100vh;
}
nav {
  width: 230px;
  flex-shrink: 0;
  background: var(--nav);
  color: #f7f3ea;
  padding: 1.4rem 1.1rem 2rem;
}
nav img { width: 100%; height: auto; background: #fff; border-radius: 10px; }
nav .brand {
  display: block;
  margin: 0.7rem 0 1.3rem;
  color: var(--gold-2);
  text-decoration: none;
  font-size: 0.85rem;
  letter-spacing: 0.04em;
}
nav a.item {
  display: block;
  color: #f7f3ea;
  text-decoration: none;
  padding: 0.45rem 0.2rem;
  border-bottom: 1px solid #3d3628;
}
nav a.item:hover,
nav a.item.active { color: var(--gold-2); }
.wrap { flex: 1; padding: 1.6rem 1.6rem 3rem; max-width: 860px; }
h1 { font-size: clamp(1.8rem, 4vw, 2.6rem); line-height: 1.1; margin: 0 0 0.6rem; }
h2 { font-size: 1.25rem; margin: 1.8rem 0 0.6rem; }
.lede { color: var(--muted); font-size: 1.12rem; }
.price { font-size: 1.6rem; margin: 0.8rem 0 0.3rem; }
.price small { font-size: 1rem; color: var(--muted); }
.buy {
  display: inline-block;
  margin: 0.9rem 0 0.4rem;
  background: var(--gold);
  color: #1d170c;
  text-decoration: none;
  padding: 0.8rem 1.3rem;
  border-radius: 999px;
  font-family: system-ui, sans-serif;
  font-weight: 700;
}
.buy:hover { background: var(--gold-2); }
.note { color: var(--muted); font-size: 0.9rem; }
.card {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 16px;
  padding: 1.1rem;
  margin: 1rem 0;
}
.card img { max-width: 320px; width: 100%; height: auto; }
.order label { display: block; font-weight: 700; margin: 0.8rem 0 0.35rem; }
.order input {
  width: 100%;
  max-width: 360px;
  padding: 0.65rem 0.7rem;
  border: 1px solid var(--line);
  border-radius: 8px;
  font-size: 1rem;
  font-family: inherit;
}
.order button.buy {
  border: 0;
  cursor: pointer;
  font-size: 1rem;
}
.order .err { color: #8f1b14; font-size: 0.9rem; min-height: 1.2em; }
.warn {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 1rem;
  color: var(--muted);
  font-size: 0.95rem;
  margin-top: 1.4rem;
}
footer { margin-top: 2.4rem; color: var(--muted); font-size: 0.9rem; }
ul { padding-left: 1.15rem; }
@media (max-width: 700px) {
  body { flex-direction: column; }
  nav { width: 100%; display: flex; flex-wrap: wrap; gap: 0.6rem 1rem; align-items: center; }
  nav img { width: 72px; }
  nav .brand { margin: 0; }
}