:root {
  --bg: #f5f6f8; --card: #fff; --text: #1d2330; --muted: #6b7280; --line: #e3e6eb;
  --brand: #1f4e79; --brand-soft: #e8f0f8; --danger: #b42318; --ok: #157347;
  --cash: #8a5a00; --online: #1f4e79;
}
* { box-sizing: border-box; }
html, body { margin: 0; background: var(--bg); color: var(--text);
  font: 16px/1.5 -apple-system, BlinkMacSystemFont, "Apple SD Gothic Neo", "Malgun Gothic", "Noto Sans KR", sans-serif; }
.top { position: sticky; top: 0; z-index: 2; display: flex; align-items: center; justify-content: space-between;
  gap: 8px; padding: 12px 16px; background: var(--brand); color: #fff; }
.top h1 { margin: 0; font-size: 18px; white-space: nowrap; }
.who { font-size: 13px; opacity: .9; text-align: right; }
main { max-width: 760px; margin: 0 auto; padding: 16px 16px 96px; }
.tabs { position: fixed; bottom: 0; left: 0; right: 0; display: flex; background: var(--card);
  border-top: 1px solid var(--line); padding-bottom: env(safe-area-inset-bottom); z-index: 2; }
.tabs a { flex: 1; text-align: center; padding: 12px 2px; font-size: 13px; color: var(--muted); text-decoration: none; }
.tabs a.on { color: var(--brand); font-weight: 700; box-shadow: inset 0 3px 0 var(--brand); }
h2 { font-size: 18px; margin: 4px 0 12px; }
h3 { font-size: 16px; margin: 0 0 10px; }
.card { background: var(--card); border: 1px solid var(--line); border-radius: 12px; padding: 14px; margin-bottom: 14px; }
.muted { color: var(--muted); font-size: 14px; }
label { display: block; font-size: 13px; color: var(--muted); margin-bottom: 4px; }
input, select, textarea, button { font: inherit; }
input, select, textarea { width: 100%; padding: 10px; border: 1px solid #cfd4dc; border-radius: 8px; background: #fff; min-height: 44px; }
input:focus, select:focus { outline: 2px solid var(--brand); outline-offset: 1px; }
.row { display: flex; gap: 8px; align-items: flex-end; flex-wrap: wrap; }
.row > * { flex: 1 1 120px; min-width: 0; }
.row > .shrink { flex: 0 0 auto; }
button { min-height: 44px; padding: 10px 14px; border-radius: 8px; border: 1px solid var(--brand);
  background: var(--brand); color: #fff; cursor: pointer; }
button.secondary { background: #fff; color: var(--brand); }
button.danger { background: #fff; color: var(--danger); border-color: #e7b4ae; }
button.small { min-height: 36px; padding: 6px 10px; font-size: 14px; }
button:disabled { opacity: .5; cursor: default; }
.seg { display: flex; border: 1px solid #cfd4dc; border-radius: 8px; overflow: hidden; min-height: 44px; }
.seg button { flex: 1; border: 0; border-radius: 0; background: #fff; color: var(--text); min-height: 44px; }
.seg button.on { background: var(--brand); color: #fff; }
.line { border: 1px solid var(--line); border-radius: 10px; padding: 12px; margin-bottom: 10px; background: #fbfcfd; }
.line .head { display: flex; justify-content: space-between; align-items: center; margin-bottom: 8px; font-size: 14px; color: var(--muted); }
.grid { display: grid; gap: 10px; }
.totals { display: grid; grid-template-columns: repeat(3, 1fr); gap: 8px; }
.stat { background: var(--brand-soft); border-radius: 10px; padding: 10px; text-align: center; }
.stat b { display: block; font-size: 17px; font-variant-numeric: tabular-nums; }
.stat span { font-size: 12px; color: var(--muted); }
table { width: 100%; border-collapse: collapse; font-size: 14px; }
th, td { padding: 8px 6px; border-bottom: 1px solid var(--line); text-align: left; vertical-align: top; }
td.num, th.num { text-align: right; font-variant-numeric: tabular-nums; white-space: nowrap; }
.list { list-style: none; margin: 0; padding: 0; }
.list li { display: flex; gap: 8px; align-items: center; justify-content: space-between; padding: 10px 0; border-bottom: 1px solid var(--line); }
.list li:last-child { border-bottom: 0; }
.list .grow { flex: 1; min-width: 0; overflow-wrap: anywhere; }
.tag { display: inline-block; font-size: 12px; padding: 1px 8px; border-radius: 999px; background: #eef0f3; color: var(--muted); }
.tag.cash { background: #fbf0dc; color: var(--cash); }
.tag.online { background: var(--brand-soft); color: var(--online); }
.tag.void { background: #fde8e6; color: var(--danger); }
.void-row td { color: var(--muted); text-decoration: line-through; }
.toast { position: fixed; left: 16px; right: 16px; bottom: 76px; max-width: 520px; margin: 0 auto; padding: 12px 14px;
  border-radius: 10px; background: #1d2330; color: #fff; z-index: 5; box-shadow: 0 6px 20px rgba(0,0,0,.2); }
.toast.error { background: var(--danger); }
.viewer .editor-only { display: none !important; }
.no-registry .registry-only { display: none !important; }
.notice { padding: 10px 12px; border-radius: 8px; background: #fff8e6; border: 1px solid #f1dfae; font-size: 14px; margin-bottom: 12px; }
.mt { margin-top: 10px; }

.chips { display: grid; grid-template-columns: repeat(auto-fill, minmax(220px, 1fr)); gap: 6px; }
.chip-item { display: flex; align-items: center; gap: 6px; padding: 6px 10px; border: 1px solid var(--line); border-radius: 8px; background: #fbfcfd; font-size: 15px; min-height: 40px; }
.chip-item.off { color: var(--muted); background: #f3f4f6; }
button.mini { min-height: 30px; padding: 2px 8px; font-size: 13px; background: transparent; color: var(--brand); border: 0; }
button.mini.danger-text { color: var(--danger); }
details > summary { cursor: pointer; list-style: revert; }
dialog.ask { border: 0; border-radius: 12px; padding: 18px; width: min(420px, calc(100vw - 32px)); box-shadow: 0 10px 40px rgba(0,0,0,.25); }
dialog.ask::backdrop { background: rgba(15, 23, 42, .45); }
.ask-msg { white-space: pre-line; margin: 0 0 12px; }
.tag.planned { background: #fff; color: #7c5a00; border: 1px dashed #c9a227; }
.stat.planned { background: #fff; border: 1px dashed #c9a227; }
tr.planned-row td { color: #5b6270; font-style: italic; }
.actions { display: flex; flex-wrap: wrap; gap: 4px; justify-content: flex-end; white-space: normal; margin-top: 4px; }
td.num .tag, td .tag { white-space: nowrap; }
button.mini { min-height: 36px; padding: 4px 10px; }
tr.strong-row td { font-weight: 700; background: var(--brand-soft); }