:root {
  --ink: #171717;
  --paper: #f5f2ed;
  --panel: #ffffff;
  --gold: #b08a57;
  --wine: #8b1e2d;
  --text: #242124;
  --muted: #766f6a;
  --line: #ded8d0;
}

* { box-sizing: border-box; }
body {
  margin: 0;
  font-family: "Inter", "PingFang SC", "Microsoft YaHei", Arial, sans-serif;
  background: var(--paper);
  color: var(--text);
}
a { color: inherit; text-decoration: none; }
img { display: block; width: 100%; object-fit: cover; background: #ddd6cd; }
button, input, select, textarea { font: inherit; }
button { cursor: pointer; }

.topbar {
  background: #111;
  color: #f8f4ee;
  text-align: center;
  padding: 9px 14px;
  font-size: 13px;
  letter-spacing: .3px;
}
.nav {
  position: sticky;
  top: 0;
  z-index: 20;
  background: rgba(245, 242, 237, .96);
  border-bottom: 1px solid var(--line);
  backdrop-filter: blur(10px);
}
.nav-inner {
  max-width: 1180px;
  margin: 0 auto;
  padding: 18px 18px;
  display: grid;
  grid-template-columns: 180px 1fr auto;
  gap: 20px;
  align-items: center;
}
.brand { font-size: 24px; font-weight: 800; letter-spacing: 2px; }
.menu {
  display: flex;
  gap: 22px;
  white-space: nowrap;
  overflow-x: auto;
  scrollbar-width: none;
}
.menu::-webkit-scrollbar { display: none; }
.menu a {
  color: var(--muted);
  font-size: 15px;
  padding: 6px 0;
  border-bottom: 2px solid transparent;
}
.menu a.active, .menu a:hover { color: var(--ink); border-color: var(--gold); }
.icons { display: flex; gap: 13px; align-items: center; }
.icon-link { position: relative; border: 0; background: transparent; color: var(--ink); font-size: 18px; padding: 5px; }
.badge {
  position: absolute;
  top: -4px;
  right: -6px;
  min-width: 17px;
  height: 17px;
  padding: 0 5px;
  border-radius: 10px;
  background: var(--wine);
  color: white;
  font-size: 11px;
  line-height: 17px;
  text-align: center;
}

.wrap { max-width: 1180px; margin: 0 auto; padding: 34px 18px 56px; }
.hero {
  min-height: 520px;
  display: grid;
  grid-template-columns: 1fr;
  align-items: end;
  position: relative;
  overflow: hidden;
  background: #171717;
}
.hero img { position: absolute; inset: 0; height: 100%; opacity: .72; }
.hero-copy {
  position: relative;
  z-index: 1;
  color: #fff;
  padding: min(9vw, 86px);
  max-width: 720px;
}
.hero h1 { margin: 0 0 16px; font-size: clamp(42px, 8vw, 92px); line-height: .95; letter-spacing: 0; }
.hero p { margin: 0 0 28px; max-width: 520px; color: #ede8df; font-size: 18px; line-height: 1.7; }
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  border: 1px solid var(--ink);
  background: var(--ink);
  color: white;
  min-height: 42px;
  padding: 0 18px;
  border-radius: 6px;
  font-weight: 700;
}
.btn.ghost { background: transparent; color: var(--ink); }
.btn.gold { border-color: var(--gold); background: var(--gold); color: #171717; }
.section-head { display: flex; justify-content: space-between; align-items: end; gap: 16px; margin: 42px 0 18px; }
.section-head h2, .page-title h1 { margin: 0; font-size: clamp(25px, 4vw, 40px); letter-spacing: 0; }
.section-head p, .page-title p { margin: 8px 0 0; color: var(--muted); line-height: 1.6; }
.grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px; }
.category-grid { grid-template-columns: repeat(4, 1fr); }
.category-tile, .topic, .service, .product, .form-card, .cart-panel {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 8px;
  overflow: hidden;
}
.category-tile img { aspect-ratio: 16 / 9; }
.category-tile h3, .topic h3 { margin: 14px 14px 4px; }
.category-tile p, .topic p { margin: 0 14px 16px; color: var(--muted); font-size: 14px; }
.topic img { aspect-ratio: 16 / 9; }
.service { padding: 22px; }
.service i { color: var(--gold); font-size: 24px; }
.service h3 { margin: 12px 0 6px; }
.service p { margin: 0; color: var(--muted); line-height: 1.6; }

.page-title { display: grid; grid-template-columns: 1fr; gap: 20px; margin-bottom: 22px; }
.page-title img { height: 320px; border-radius: 8px; }
.filters { display: flex; flex-wrap: wrap; gap: 10px; margin: 0 0 22px; }
.chip { border: 1px solid var(--line); background: white; color: var(--muted); border-radius: 999px; padding: 8px 13px; font-size: 14px; }
.product img { aspect-ratio: 16 / 9; }
.product-body { padding: 14px; }
.tag { display: inline-block; color: var(--wine); font-size: 12px; font-weight: 800; margin-bottom: 8px; }
.product h3 { margin: 0 0 8px; font-size: 16px; min-height: 42px; }
.price { display: flex; gap: 8px; align-items: baseline; margin-bottom: 12px; }
.now { font-weight: 900; color: var(--ink); }
.old { color: #9d9690; text-decoration: line-through; font-size: 13px; }
.product .btn { width: 100%; min-height: 38px; padding: 0 10px; }

.auth { max-width: 460px; margin: 30px auto; }
.form-card, .cart-panel { padding: 24px; }
.field { margin-bottom: 16px; }
.field label { display: block; margin-bottom: 7px; font-weight: 700; font-size: 14px; }
.field input, .field textarea, .field select {
  width: 100%;
  min-height: 44px;
  border: 1px solid var(--line);
  border-radius: 6px;
  padding: 10px 12px;
  background: white;
}
.row { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.checkline { display: flex; gap: 8px; align-items: center; color: var(--muted); margin: 10px 0 18px; }
.cart-item {
  display: grid;
  grid-template-columns: 86px 1fr auto auto;
  gap: 16px;
  align-items: center;
  padding: 14px 0;
  border-bottom: 1px solid var(--line);
}
.cart-item img { aspect-ratio: 16 / 9; border-radius: 6px; }
.qty { display: inline-flex; align-items: center; border: 1px solid var(--line); border-radius: 6px; overflow: hidden; }
.qty button { width: 34px; height: 34px; border: 0; background: white; }
.qty span { min-width: 34px; text-align: center; }
.cart-total { display: flex; justify-content: space-between; align-items: center; gap: 16px; margin-top: 22px; font-size: 18px; font-weight: 900; }
.empty { padding: 42px 12px; text-align: center; color: var(--muted); }
.qr {
  margin-top: 20px;
  border: 1px dashed var(--gold);
  background: #fffaf2;
  border-radius: 8px;
  padding: 20px;
  display: grid;
  gap: 12px;
}
.qr-box {
  width: 150px;
  aspect-ratio: 1;
  background:
    linear-gradient(90deg, #111 10px, transparent 10px) 0 0 / 20px 20px,
    linear-gradient(#111 10px, transparent 10px) 0 0 / 20px 20px,
    #fff;
  border: 10px solid white;
  box-shadow: inset 0 0 0 1px #111;
}
.site-footer {
  border-top: 1px solid var(--line);
  background: #171717;
  color: #f8f4ee;
  padding: 26px 18px;
}
.site-footer-inner {
  max-width: 1180px;
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 18px;
  flex-wrap: wrap;
}
.site-footer strong { letter-spacing: .5px; }
.site-footer a { color: #d6b27d; }
.site-footer p { margin: 6px 0 0; color: #c9c1b8; }

@media (max-width: 820px) {
  .nav-inner { grid-template-columns: 1fr auto; gap: 12px; }
  .menu { grid-column: 1 / -1; order: 3; padding-bottom: 2px; }
  .hero { min-height: 440px; }
  .grid, .category-grid { grid-template-columns: repeat(2, 1fr); gap: 12px; }
  .cart-item { grid-template-columns: 70px 1fr; }
  .cart-item > .qty, .cart-item > strong { justify-self: start; }
  .row { grid-template-columns: 1fr; }
}
@media (max-width: 360px) {
  .grid, .category-grid { grid-template-columns: 1fr; }
  .brand { font-size: 20px; }
  .hero-copy { padding: 34px 18px; }
}