.demo { background: var(--bg-alt); padding-bottom: 80px; }
.demo-bar { background: var(--ink); color: #fff; font-size: .88rem; padding: 10px 16px; display: flex; justify-content: space-between; align-items: center; gap: 12px; flex-wrap: wrap; }
.demo-bar a { font-weight: 700; color: #ffb3a7; }
.demo-bar-actions { display: flex; gap: 14px; align-items: center; }
.shop-hero { background: linear-gradient(135deg, #7d1a10, #d9481f 60%, #f08a2c); color: #fff; padding: 56px 0 40px; }
.shop-hero h1 { font-size: clamp(2rem, 5vw, 3rem); margin-bottom: 4px; }
.shop-hero h1 small { font-size: .55em; opacity: .85; font-weight: 700; }
.shop-hero p { color: rgba(255,255,255,.85); }
.shop-meta { display: flex; gap: 10px; flex-wrap: wrap; font-size: .88rem; font-weight: 600; }
.shop-meta > span { background: rgba(255,255,255,.16); padding: 6px 12px; border-radius: 999px; }
.open-dot::before { content: "●"; color: #7bf0b5; margin-right: 6px; }
.cat-nav { position: sticky; top: 0; z-index: 20; background: #fff; border-bottom: 1px solid var(--line); }
.cat-nav .container { display: flex; gap: 6px; overflow-x: auto; padding-top: 10px; padding-bottom: 10px; scrollbar-width: none; }
.cat-nav a { white-space: nowrap; padding: 7px 14px; border-radius: 999px; font-weight: 600; font-size: .9rem; color: var(--ink-2); }
.cat-nav a:hover { background: var(--brand-soft); color: var(--brand); }
.shop-layout { display: grid; grid-template-columns: 1fr 340px; gap: 28px; padding-top: 28px; align-items: start; }
.menu-cat { margin-bottom: 32px; scroll-margin-top: 70px; }
.menu-cat h2 { font-size: 1.35rem; margin-bottom: 14px; }
.dish-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.dish { background: #fff; border: 1px solid var(--line); border-radius: 14px; padding: 16px; display: flex; justify-content: space-between; gap: 12px; }
.dish h4 { margin: 0 0 4px; font-size: 1rem; letter-spacing: 0; }
.dish h4 .zh { color: var(--ink-3); font-weight: 600; font-size: .85rem; margin-left: 4px; }
.dish p { font-size: .84rem; margin: 0 0 8px; color: var(--ink-3); }
.dish .price { font-weight: 800; }
.tag { font-size: .7rem; font-weight: 700; padding: 2px 8px; border-radius: 999px; background: #fff3dc; color: #a86b00; margin-left: 6px; }
.add-btn { flex: none; align-self: center; width: 38px; height: 38px; border-radius: 11px; border: 0; background: var(--brand-soft); color: var(--brand); font-size: 1.4rem; font-weight: 700; cursor: pointer; }
.add-btn:hover { background: var(--brand); color: #fff; }
.basket { position: sticky; top: 72px; background: #fff; border: 1px solid var(--line); border-radius: 18px; padding: 20px; box-shadow: var(--shadow); }
.mode-toggle { display: grid; grid-template-columns: 1fr 1fr; background: var(--bg-alt); border-radius: 12px; padding: 4px; margin-bottom: 18px; }
.mode-toggle button { border: 0; background: transparent; padding: 9px; border-radius: 9px; font-weight: 700; cursor: pointer; font-family: inherit; color: var(--ink-2); }
.mode-toggle button.active { background: #fff; color: var(--ink); box-shadow: 0 2px 6px rgba(0,0,0,.08); }
.b-item { display: flex; align-items: center; justify-content: space-between; gap: 8px; padding: 10px 0; border-bottom: 1px solid var(--line); font-size: .9rem; }
.qty { display: flex; align-items: center; gap: 8px; }
.qty button { width: 26px; height: 26px; border-radius: 8px; border: 1px solid var(--line); background: #fff; cursor: pointer; font-weight: 700; }
.basket-empty { color: var(--ink-3); font-size: .9rem; }
.basket-sum { margin: 14px 0; display: grid; gap: 6px; font-size: .92rem; }
.basket-sum div { display: flex; justify-content: space-between; }
.basket-sum .total { font-weight: 800; font-size: 1.05rem; padding-top: 8px; border-top: 1px solid var(--line); }
.basket-note { font-size: .84rem; color: var(--brand); margin: 10px 0 0; font-weight: 600; }
.btn[disabled] { opacity: .45; cursor: not-allowed; transform: none; }
.mobile-basket { display: none; }
@media (max-width: 900px) {
  .shop-layout { grid-template-columns: 1fr; }
  .basket { position: static; }
  .mobile-basket { display: block; position: fixed; left: 16px; right: 16px; bottom: 16px; z-index: 30; border: 0; border-radius: 14px; padding: 15px; background: var(--brand); color: #fff; font-weight: 700; font-size: 1rem; font-family: inherit; box-shadow: var(--shadow-lg); cursor: pointer; }
}
@media (max-width: 600px) { .dish-grid { grid-template-columns: 1fr; } }