/* Kandan POS 商店：共用樣式（顏色跟官網一樣） */
:root {
  --tangerine: #FF9F1C;
  --tangerine-soft: #FFF1DC;
  --tangerine-ink: #8A4B00;
  --text: #2C2C2A;
  --muted: #5F5E5A;
  --line: #ECEAE6;
  --bg: #FFFFFF;
  --card-bg: #FAFAF8;
  --warn: #B23A2B;
  --ok: #2E7D4F;
}
* { box-sizing: border-box; }
body { margin: 0; font-family: "Noto Sans TC", "PingFang TC", "Microsoft JhengHei", sans-serif; color: var(--text); background: var(--bg); line-height: 1.7; }
header { display: flex; align-items: center; justify-content: space-between; gap: 16px; padding: 20px 6%; border-bottom: 1px solid #eee; }
header img { height: 36px; display: block; }
nav { display: flex; flex-wrap: wrap; gap: 6px 24px; justify-content: flex-end; align-items: center; }
nav a { color: var(--text); text-decoration: none; font-size: 15px; }
nav a:hover { color: var(--tangerine); }
nav a.cart-link { color: var(--tangerine-ink); font-weight: bold; }
.badge-n { display: inline-block; min-width: 20px; padding: 0 6px; margin-left: 4px; border-radius: 999px; background: var(--tangerine); color: #fff; font-size: 12px; line-height: 20px; text-align: center; }
main { max-width: 1100px; margin: 0 auto; padding: 8px 6% 120px; }
h1 { font-size: 30px; margin: 36px 0 6px; text-wrap: balance; }
.sub { color: var(--muted); margin: 0 0 8px; }
.notice { background: var(--tangerine-soft); color: var(--tangerine-ink); border-radius: 12px; padding: 12px 16px; font-size: 15px; margin: 16px 0; }
.notice.warn { background: #FBEAE7; color: var(--warn); }
h2 { font-size: 21px; margin: 36px 0 2px; }
.gnote { color: var(--muted); font-size: 14px; margin: 0 0 14px; }
.grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(300px, 1fr)); gap: 16px; }
.item { background: var(--card-bg); border: 1px solid #eee; border-radius: 16px; padding: 20px; display: flex; flex-direction: column; gap: 8px; min-width: 0; }
.item.base { border: 2px solid var(--tangerine); background: #FFF9F0; }
.item h3 { margin: 0; font-size: 17px; }
.item p { margin: 0; color: var(--muted); font-size: 14px; flex: 1; }
.item .row { display: flex; align-items: center; justify-content: space-between; gap: 10px; flex-wrap: wrap; margin-top: 6px; }
.price { font-size: 20px; font-weight: bold; color: var(--tangerine-ink); font-variant-numeric: tabular-nums; }
.price.na { font-size: 15px; color: var(--muted); font-weight: normal; }
.btn { display: inline-flex; align-items: center; justify-content: center; gap: 6px; background: var(--tangerine); color: #fff; border: 0; padding: 10px 20px; border-radius: 999px; font: inherit; font-weight: bold; font-size: 15px; cursor: pointer; text-decoration: none; }
.btn:hover { opacity: .92; }
.btn:focus-visible, .qty button:focus-visible, input:focus-visible, select:focus-visible, textarea:focus-visible { outline: 3px solid #FFC56B; outline-offset: 2px; }
.btn.ghost { background: #fff; color: var(--tangerine-ink); border: 2px solid var(--tangerine); padding: 8px 18px; }
.btn[disabled] { background: #C9C5BE; color: #fff; border-color: transparent; cursor: default; opacity: 1; }
.btn.big { padding: 14px 32px; font-size: 17px; }
.qty { display: inline-flex; align-items: center; border: 1px solid #ddd; border-radius: 999px; overflow: hidden; background: #fff; }
.qty button { width: 38px; height: 38px; border: 0; background: #fff; font-size: 20px; color: var(--tangerine-ink); cursor: pointer; }
.qty span { min-width: 32px; text-align: center; font-weight: bold; font-variant-numeric: tabular-nums; }
.why-no { font-size: 13px; color: var(--muted); }
/* 底下的購物車列 */
.cartbar { position: fixed; left: 0; right: 0; bottom: 0; background: #2C2C2A; color: #fff; padding: 12px max(16px, env(safe-area-inset-left, 0px)) calc(12px + env(safe-area-inset-bottom, 0px)); display: flex; align-items: center; justify-content: center; gap: 16px 24px; flex-wrap: wrap; z-index: 20; }
.cartbar b { font-variant-numeric: tabular-nums; }
.cartbar .btn { padding: 10px 24px; }
/* 結帳 */
.co { display: grid; grid-template-columns: 1.3fr 1fr; gap: 28px; align-items: start; }
.box { background: var(--card-bg); border: 1px solid #eee; border-radius: 16px; padding: 22px; min-width: 0; }
.box h2 { margin: 0 0 12px; font-size: 19px; }
.sum-row { display: flex; justify-content: space-between; gap: 12px; padding: 8px 0; border-top: 1px solid var(--line); font-size: 15px; }
.sum-row:first-of-type { border-top: 0; }
.sum-row .n { white-space: nowrap; font-variant-numeric: tabular-nums; }
.sum-row.total { font-size: 18px; font-weight: bold; border-top: 2px solid var(--text); margin-top: 6px; }
.field { display: flex; flex-direction: column; gap: 4px; margin: 0 0 14px; }
.field label { font-size: 14px; font-weight: bold; }
.field small { color: var(--muted); font-size: 13px; }
.field input, .field select, .field textarea { font: inherit; font-size: 16px; padding: 10px 12px; border: 1px solid #D8D5CF; border-radius: 10px; background: #fff; color: var(--text); width: 100%; }
.field.err input, .field.err select { border-color: var(--warn); }
.field .msg { color: var(--warn); font-size: 13px; display: none; }
.field.err .msg { display: block; }
.two { display: grid; grid-template-columns: 1fr 1fr; gap: 0 14px; }
.radios { display: flex; gap: 8px 18px; flex-wrap: wrap; font-size: 15px; }
.radios label { font-weight: normal; display: inline-flex; gap: 6px; align-items: center; }
.agree { display: flex; gap: 10px; align-items: flex-start; font-size: 15px; margin: 10px 0; }
.agree input { width: 20px; height: 20px; margin-top: 3px; flex: none; }
.agree a { color: var(--tangerine-ink); }
.empty { text-align: center; padding: 40px 0; color: var(--muted); }
footer { text-align: center; padding: 30px 6%; font-size: 13px; color: var(--muted); border-top: 1px solid #eee; }
footer a { color: inherit; }
@media (max-width: 860px) { .co { grid-template-columns: 1fr; } }
@media (max-width: 760px) {
  header { flex-direction: column; align-items: flex-start; padding: 16px; }
  nav { justify-content: flex-start; gap: 4px 16px; }
  nav a { font-size: 14px; }
  main { padding: 4px 16px 140px; }
  h1 { font-size: 24px; margin-top: 24px; }
  .grid { grid-template-columns: 1fr; }
  .two { grid-template-columns: 1fr; }
  .box { padding: 18px 14px; }
}
@media (prefers-reduced-motion: reduce) { * { transition: none !important; } }