:root {
  --bg: #f6f6f4; --card: #fff; --text: #1c1c1a; --muted: #66665f; --line: #deded8;
  --accent: #0b6b4f; --accent-text: #fff; --warn: #a23b1b;
}
@media (prefers-color-scheme: dark) {
  :root { --bg: #151614; --card: #20211f; --text: #ecece8; --muted: #a3a39b; --line: #383936; --accent: #4cc39a; --accent-text: #08130f; --warn: #ff9a78; }
}
* { box-sizing: border-box; }
[hidden] { display: none !important; }
body { margin: 0; background: var(--bg); color: var(--text); font: 16px/1.6 system-ui, -apple-system, "Hiragino Sans", "Noto Sans JP", sans-serif; }
main { max-width: 560px; margin: 0 auto; padding: 16px 16px 48px; }
.bar { display: flex; align-items: center; justify-content: space-between; gap: 12px; padding: 12px 16px; background: var(--card); border-bottom: 1px solid var(--line); }
h1 { font-size: 1.15rem; margin: 0; }
h2 { font-size: 1rem; margin: 28px 0 8px; }
a { color: var(--accent); }
.note { color: var(--muted); font-size: .875rem; }
.error { color: var(--warn); font-weight: 600; }
.card, .order { background: var(--card); border: 1px solid var(--line); border-radius: 12px; padding: 14px 16px; margin: 10px 0; }
button, select { font: inherit; }
button { border: 1px solid var(--line); background: var(--card); color: var(--text); border-radius: 10px; padding: 8px 14px; min-height: 44px; cursor: pointer; }
button:disabled { opacity: .45; cursor: default; }
button.primary { background: var(--accent); color: var(--accent-text); border-color: var(--accent); font-weight: 700; }
button.ghost { color: var(--muted); }
select { padding: 8px; border-radius: 8px; border: 1px solid var(--line); background: var(--card); color: var(--text); }
.badge { background: var(--accent); color: var(--accent-text); border-radius: 999px; padding: 0 9px; font-size: .85rem; }

/* 商品一覧 */
.product { display: flex; align-items: center; gap: 12px; }
.product .name { flex: 1; min-width: 0; }
.product .price { color: var(--muted); font-size: .9rem; }
.stepper { display: flex; align-items: center; gap: 6px; }
.stepper button { width: 44px; padding: 0; font-size: 1.2rem; }
.stepper output { min-width: 1.6em; text-align: center; font-variant-numeric: tabular-nums; }

/* 確認・レシート */
table { width: 100%; border-collapse: collapse; font-size: .95rem; }
td { padding: 4px 0; vertical-align: top; }
td.num { text-align: right; white-space: nowrap; font-variant-numeric: tabular-nums; }
tr.sum td { border-top: 1px solid var(--line); font-weight: 700; padding-top: 8px; }
dl.terms { display: grid; grid-template-columns: auto 1fr; gap: 4px 12px; font-size: .875rem; margin: 12px 0 0; }
dl.terms dt { color: var(--muted); }
dl.terms dd { margin: 0; }
#pay { margin-top: 14px; min-height: 48px; }

/* 注文状況 */
.ticket { text-align: center; }
.ticket .state { font-weight: 700; font-size: 1.05rem; }
.ticket .pickup { display: block; font-size: 4.5rem; font-weight: 800; line-height: 1.15; letter-spacing: .06em; font-variant-numeric: tabular-nums; }
.ticket.paid { border-color: var(--accent); border-width: 2px; }
.ticket.paid .state { color: var(--accent); }
.ticket.refunded .state, .ticket.pending .state { color: var(--warn); }
.clock { font-variant-numeric: tabular-nums; color: var(--muted); font-size: .875rem; }

/* スタッフ */
.order-head { display: flex; align-items: baseline; gap: 12px; }
.order-head .pickup { font-size: 1.9rem; font-weight: 800; font-variant-numeric: tabular-nums; }
.order-head .status { flex: 1; color: var(--muted); font-size: .875rem; }
.order.paid { border-color: var(--accent); border-width: 2px; }
.order.paid .status { color: var(--accent); font-weight: 700; }
.order ul { margin: 6px 0 10px; padding-left: 1.2em; }
.actions { display: flex; gap: 8px; }
.actions .primary { flex: 1; }
#qr { background: #fff; border-radius: 8px; }

footer { max-width: 560px; margin: 0 auto; padding: 0 16px 32px; font-size: .8rem; color: var(--muted); display: flex; flex-wrap: wrap; gap: 4px 16px; }
.legal h2 { border-bottom: 1px solid var(--line); padding-bottom: 4px; }
.legal th { text-align: left; vertical-align: top; padding: 8px 12px 8px 0; white-space: nowrap; font-weight: 600; width: 9em; }
.legal td { padding: 8px 0; }
.legal tr { border-bottom: 1px solid var(--line); }
.todo { background: #fff3c4; color: #5a4300; padding: 0 4px; border-radius: 4px; }

/* スキャン・通知 */
button.wide { display: block; width: 100%; margin: 12px 0; }
.scanner video { display: block; width: 100%; max-height: 60vh; border-radius: 8px; background: #000; object-fit: cover; }
.scan-frame { position: relative; }
.scan-flash { position: absolute; inset: 0; display: grid; place-items: center; border-radius: 8px; border: 6px solid transparent; color: #fff; font-size: 6rem; font-weight: 800; line-height: 1; opacity: 0; pointer-events: none; transition: opacity .15s; }
.scan-flash.ok { opacity: 1; border-color: #1fae7a; background: rgba(14, 122, 84, .55); }
.scan-flash.ng { opacity: 1; border-color: #e0572e; background: rgba(170, 55, 20, .55); }

/* 通知（画面上部に固定） */
.toast { position: fixed; z-index: 20; top: 10px; left: 50%; transform: translateX(-50%); width: min(528px, calc(100% - 24px)); display: flex; align-items: center; gap: 12px; padding: 14px 16px; border-radius: 14px; background: #0b6b4f; color: #fff; font-size: 1.05rem; font-weight: 700; line-height: 1.4; box-shadow: 0 8px 24px rgba(0, 0, 0, .28); }
.toast.warn { background: #a23b1b; }
.toast-icon { flex: none; width: 34px; height: 34px; border-radius: 50%; background: #fff; color: #0b6b4f; display: grid; place-items: center; font-size: 1.3rem; font-weight: 800; }
.toast.warn .toast-icon { color: #a23b1b; }
.toast.show { animation: toast-in .25s ease-out; }
@keyframes toast-in { from { opacity: 0; transform: translate(-50%, -16px) scale(.96); } to { opacity: 1; transform: translate(-50%, 0) scale(1); } }

/* 追加された商品の行を目立たせる */
.product.added { animation: row-added 2s ease-out; }
@keyframes row-added { 0% { background: color-mix(in srgb, var(--accent) 28%, var(--card)); border-color: var(--accent); box-shadow: 0 0 0 3px var(--accent); transform: scale(1.03); } 25% { transform: scale(1); } 70% { background: color-mix(in srgb, var(--accent) 28%, var(--card)); border-color: var(--accent); box-shadow: 0 0 0 3px var(--accent); } 100% { background: var(--card); box-shadow: 0 0 0 0 transparent; } }

/* 画面下のカート表示 */
.cart-bar { position: fixed; z-index: 10; left: 0; right: 0; bottom: 0; display: flex; align-items: center; justify-content: space-between; gap: 12px; padding: 10px 16px calc(10px + env(safe-area-inset-bottom)); background: var(--card); border-top: 1px solid var(--line); box-shadow: 0 -4px 16px rgba(0, 0, 0, .12); font-size: 1.05rem; }
.cart-count { display: inline-grid; place-items: center; min-width: 1.9em; height: 1.9em; padding: 0 .4em; border-radius: 999px; background: var(--accent); color: var(--accent-text); font-weight: 800; font-variant-numeric: tabular-nums; }
.cart-count.bump { animation: bump .45s ease-out; }
@keyframes bump { 0% { transform: scale(1); } 35% { transform: scale(1.5); } 100% { transform: scale(1); } }
body.has-cart-bar footer { padding-bottom: 96px; }
@media (prefers-reduced-motion: reduce) {
  .toast.show, .product.added, .cart-count.bump { animation: none; }
}

/* 商品管理 */
.form { display: grid; gap: 12px; }
.form label { display: grid; gap: 4px; font-size: .875rem; color: var(--muted); }
.form input, .form select { font: inherit; padding: 10px; min-height: 44px; border-radius: 8px; border: 1px solid var(--line); background: var(--card); color: var(--text); width: 100%; }
.product-admin { display: flex; gap: 14px; align-items: flex-start; }
.product-admin img { background: #fff; border-radius: 6px; display: block; }
.product-admin .info { flex: 1; min-width: 0; display: grid; gap: 4px; justify-items: start; }
.product-admin .pname { font-weight: 700; overflow-wrap: anywhere; }
.product-admin .state { font-size: .875rem; font-weight: 700; color: var(--accent); }
.product-admin.off .state { color: var(--warn); }
.product-admin.off img { opacity: .35; }

button.danger { color: var(--warn); }
.product-admin .actions { flex-wrap: wrap; }
.product-admin .actions .primary { flex: 0 1 auto; }