:root {
  --accent: #e64a19;
  --bg: #f5f6f8;
  --card: #fff;
  --line: #e3e5e8;
  --muted: #888;
}
* { box-sizing: border-box; }
body { margin: 0; background: var(--bg); color: #222; font: 15px/1.55 system-ui, -apple-system, "PingFang SC", "Microsoft YaHei", sans-serif; }
a { color: var(--accent); text-decoration: none; }
.wrap { max-width: 860px; margin: 0 auto; padding: 12px; }
header.top { background: #fff; border-bottom: 1px solid var(--line); }
header.top .wrap { display: flex; align-items: center; gap: 12px; flex-wrap: wrap; }
.brand { font-weight: 700; color: var(--accent); }
header.top nav { display: flex; gap: 12px; flex: 1; flex-wrap: wrap; }
header.top nav a { color: #555; }
header.top nav a.on { color: var(--accent); font-weight: 600; border-bottom: 2px solid var(--accent); }
h1 { font-size: 20px; margin: 16px 0 10px; }
h2 { font-size: 16px; margin: 20px 0 8px; }
.bar { display: flex; align-items: center; justify-content: space-between; gap: 10px; flex-wrap: wrap; }
.cards { display: flex; gap: 10px; flex-wrap: wrap; margin: 10px 0; }
.card { background: var(--card); border: 1px solid var(--line); border-radius: 10px; padding: 14px 18px; min-width: 100px; text-align: center; }
.card b { display: block; font-size: 22px; }
.card span { color: var(--muted); font-size: 13px; }
table { width: 100%; border-collapse: collapse; background: #fff; border: 1px solid var(--line); border-radius: 10px; overflow: hidden; }
th, td { padding: 8px 10px; text-align: left; border-bottom: 1px solid var(--line); font-size: 14px; vertical-align: middle; }
th { background: #fafafa; color: #666; font-weight: 600; }
input, select { font: inherit; padding: 8px 10px; border: 1px solid #ccc; border-radius: 8px; background: #fff; max-width: 100%; }
label { display: block; margin: 10px 0; color: #444; }
label input, label select { display: block; width: 100%; margin-top: 4px; }
label.check { display: flex; align-items: center; gap: 8px; }
label.check input { width: auto; }
.grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: 0 14px; }
.btn { display: inline-block; padding: 9px 16px; border: 1px solid var(--line); border-radius: 8px; background: #fff; color: #333; cursor: pointer; font: inherit; }
.btn.primary { background: var(--accent); border-color: var(--accent); color: #fff; }
.btn.small { padding: 4px 10px; font-size: 13px; }
.btn.danger { color: #c62828; }
.link { border: 0; background: none; color: var(--accent); cursor: pointer; font: inherit; padding: 0; }
.inline { display: inline; }
.rowform { display: flex; gap: 8px; align-items: center; flex-wrap: wrap; margin: 8px 0; }
.rowform input { flex: 1; min-width: 120px; width: auto; }
.acts form { display: inline; }
.flash { padding: 8px 12px; border-radius: 8px; margin: 10px 0; }
.flash.ok { background: #e8f5e9; color: #2e7d32; }
.flash.err { background: #ffebee; color: #c62828; }
.muted { color: var(--muted); font-size: 13px; }
.qr { width: 180px; height: 180px; border: 1px solid var(--line); border-radius: 8px; background: #fff; }
.thumb { width: 44px; height: 44px; object-fit: cover; border-radius: 6px; }
.thumb.big { width: 120px; height: 120px; }
.code { width: 120px; border: 1px solid var(--line); border-radius: 8px; margin: 4px; }
.codecard { display: flex; flex-direction: column; align-items: center; gap: 6px; }
.tag { background: #e8f5e9; color: #2e7d32; border-radius: 6px; padding: 2px 8px; font-size: 12px; }
.tag.gray { background: #eee; color: #777; }
.loginbox { max-width: 360px; margin: 10vh auto; background: #fff; border: 1px solid var(--line); border-radius: 12px; padding: 24px; }
.loginbox h1 { text-align: center; color: var(--accent); }
.loginbox .btn { width: 100%; margin-top: 10px; }
.hero { background: linear-gradient(135deg, #e64a19, #ff8a65); color: #fff; border-radius: 12px; padding: 22px; margin: 12px 0; }
.hero h1 { margin: 0; color: #fff; }
.hero p { margin: 6px 0 0; opacity: 0.92; }
.shop { display: block; background: #fff; border: 1px solid var(--line); border-radius: 10px; padding: 14px; margin: 8px 0; }
.shoprow { display: flex; align-items: center; justify-content: space-between; gap: 10px; }
.shopname { font-weight: 600; color: #222; }
.badge { background: #fff3e0; color: #e64a19; border-radius: 6px; padding: 2px 8px; font-size: 13px; }
.badge.big { font-size: 14px; }
.addr { color: var(--muted); font-size: 12px; margin-top: 4px; }
.shophead { margin: 10px 0 4px; }
.item { display: flex; align-items: center; gap: 10px; background: #fff; border: 1px solid var(--line); border-radius: 10px; padding: 10px 14px; margin: 6px 0; }
.item-main { flex: 1; }
.price { color: #e64a19; font-weight: 600; white-space: nowrap; }
.cartbar { position: fixed; left: 0; right: 0; bottom: 0; background: #fff; border-top: 1px solid var(--line); padding: 10px 14px; display: flex; align-items: center; gap: 10px; box-shadow: 0 -2px 8px rgba(0,0,0,.06); z-index: 10; }
.cartbar #cartinfo { flex: 1; }
dialog { border: 1px solid var(--line); border-radius: 12px; padding: 18px; max-width: 420px; width: 92%; }
dialog::backdrop { background: rgba(0,0,0,.35); }
.tabs { display: flex; gap: 14px; margin: 8px 0 12px; border-bottom: 1px solid var(--line); padding-bottom: 6px; flex-wrap: wrap; }
.tabs a { color: #666; }
.tabs a.on { color: var(--accent); font-weight: 600; border-bottom: 2px solid var(--accent); padding-bottom: 4px; }
.paybox { background: #fff; border: 1px solid var(--line); border-radius: 12px; padding: 16px; text-align: center; margin: 12px 0; }
.paycode { width: min(320px, 80vw); border: 1px solid var(--line); border-radius: 10px; }
.price.big { font-size: 20px; }
.site-footer { text-align: center; color: var(--muted); font-size: 12px; padding: 22px 12px 30px; line-height: 1.9; }
.site-footer a { color: var(--muted); }
.site-footer a:hover { color: var(--accent); }

/* 店铺页底部有固定购物车栏，避免盖住备案号 */
main:has(.cartbar) + .site-footer { padding-bottom: 96px; }