:root {
  --bg: #f4f6f9; --card: #fff; --ink: #1b2430; --muted: #687385; --line: #dde2ea;
  --pri: #1f5fbf; --pri-ink: #fff; --danger: #c4372b; --ok: #1d8a4e; --other: #f0f2f6;
}
@media (prefers-color-scheme: dark) {
  :root { --bg: #12161c; --card: #1c222b; --ink: #e8ecf2; --muted: #9aa5b5; --line: #2e3744; --pri: #4f8ff0; --other: #232a34; }
}
* { box-sizing: border-box; }
body { margin: 0; background: var(--bg); color: var(--ink); font: 17px/1.45 -apple-system, "Malgun Gothic", "Apple SD Gothic Neo", sans-serif; }
.hidden { display: none !important; }
.bar { position: sticky; top: 0; z-index: 5; display: flex; align-items: center; gap: 8px; padding: 10px 16px; background: var(--pri); color: var(--pri-ink); }
.bar h1 { flex: 1; margin: 0; font-size: 19px; }
.bar .who { font-size: 14px; opacity: .9; }
.bar .ghost { color: var(--pri-ink); border-color: rgba(255,255,255,.5); }
.view { max-width: 640px; margin: 0 auto; padding: 16px; }
.lead { font-size: 18px; }
.muted { color: var(--muted); } .small { font-size: 14px; }
.msg { color: var(--danger); }
label { display: block; margin: 12px 0; font-weight: 600; }
input { display: block; width: 100%; margin-top: 6px; padding: 12px; font-size: 18px; border: 1px solid var(--line); border-radius: 10px; background: var(--card); color: var(--ink); }
button { font: inherit; border-radius: 10px; padding: 12px 16px; border: 1px solid var(--line); background: var(--card); color: var(--ink); cursor: pointer; }
button.primary { background: var(--pri); color: var(--pri-ink); border-color: var(--pri); font-weight: 700; }
button.danger { color: var(--danger); border-color: var(--danger); }
button.ghost { background: transparent; }
button.big { width: 100%; padding: 16px; font-size: 19px; margin-top: 8px; }
.zones { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.zone { display: flex; flex-direction: column; align-items: flex-start; gap: 4px; padding: 20px 16px; text-align: left; }
.zone b { font-size: 20px; } .zone span { color: var(--muted); font-size: 14px; }
.shelf { margin-top: 0; }
.searchRow { display: flex; gap: 8px; }
.searchRow .qWrap { position: relative; flex: 1; }
.searchRow input { margin: 0; padding-right: 52px; }
.clear { position: absolute; right: 4px; top: 50%; transform: translateY(-50%); width: 44px; height: 44px; padding: 0; border: 0; background: transparent; color: var(--muted); font-size: 20px; }
.empty button { margin-top: 10px; }
.banner { display: flex; align-items: center; gap: 10px; margin-top: 12px; padding: 12px 14px; border-radius: 10px; background: #fff4d6; color: #5a4300; border: 1px solid #f0d58a; }
.banner span { flex: 1; }
@media (prefers-color-scheme: dark) { .banner { background: #3a3110; color: #f5e3a6; border-color: #6b5a1f; } }
.choice { display: flex; gap: 10px; margin: 12px 0; }
.choice label { flex: 1; margin: 0; padding: 12px; border: 1px solid var(--line); border-radius: 10px; font-weight: 600; }
.choice input { display: inline; width: auto; margin: 0 6px 0 0; }
.calc { margin: -4px 0 12px; text-align: center; font-size: 18px; font-weight: 700; color: var(--pri); }
.empty .row { margin-top: 10px; }
#reader { margin: 12px 0 8px; border-radius: 10px; overflow: hidden; }
.list { display: flex; flex-direction: column; gap: 8px; margin-top: 12px; }
.item { display: grid; grid-template-columns: 1fr auto; text-align: left; gap: 2px 12px; padding: 12px 14px; }
.item b { grid-column: 1; } .item span { grid-column: 1; color: var(--muted); font-size: 14px; }
.item em { grid-column: 2; grid-row: 1 / span 2; align-self: center; font-style: normal; font-size: 20px; font-weight: 700; }
.item.other { background: var(--other); }
.empty { color: var(--muted); text-align: center; padding: 16px; }
h2.sub { font-size: 17px; margin: 28px 0 0; }
.dlg { position: fixed; inset: 0; background: rgba(0,0,0,.45); display: flex; align-items: flex-end; justify-content: center; z-index: 20; }
.dlgBox { width: 100%; max-width: 640px; background: var(--card); border-radius: 16px 16px 0 0; padding: 20px 16px 28px; }
.pname { font-size: 20px; font-weight: 700; margin: 0 0 4px; }
.dlgBox input { font-size: 28px; text-align: center; }
.row { display: flex; gap: 8px; } .row button { flex: 1; padding: 14px; }
.toast { position: fixed; left: 50%; top: 64px; transform: translateX(-50%); background: #222b; color: #fff; padding: 10px 18px; border-radius: 20px; z-index: 30; }
/* 관리자 */
.tabs { display: flex; gap: 6px; flex-wrap: wrap; margin-bottom: 12px; }
.tabs button.on { background: var(--pri); color: var(--pri-ink); border-color: var(--pri); }
.wide { max-width: 1100px; }
table { width: 100%; border-collapse: collapse; background: var(--card); font-size: 15px; }
th, td { padding: 8px 10px; border-bottom: 1px solid var(--line); text-align: left; }
th { background: var(--card); }
td.num, th.num { text-align: right; font-variant-numeric: tabular-nums; }
.plus { color: var(--ok); } .minus { color: var(--danger); }
.tableWrap { overflow-x: auto; }
.toolbar { display: flex; gap: 8px; align-items: center; flex-wrap: wrap; margin-bottom: 10px; }
.toolbar select, .toolbar input { width: auto; margin: 0; font-size: 16px; padding: 8px; }