/* Layout: 상단 바 + 가운데 제목, 아래는 둥근 흰 카드(입력)와 종이 영수증(결과). 폰에서는 위아래로 쌓임. */
:root {
  --bg: #FDFBFA; --surface: #FFFFFF; --field: #FBF8F6; --ink: #38312E; --muted: #7A6E66;
  --line: #EDE6E0; --accent: #EC6A8C; --accent-ink: #FFFFFF; --accent-text: #C9466C; --accent-soft: #FDEBF0;
  --coin: #B7791F; --coin-soft: #FFF4DF; --warn: #C2462B;
  --shadow: 0 6px 24px rgb(120 80 70 / .08);
  --f-display: "Jua", "Gowun Dodum", sans-serif;
  --f-body: "Gowun Dodum", "IBM Plex Sans KR", "Apple SD Gothic Neo", "Malgun Gothic", sans-serif;
  --f-num: "IBM Plex Mono", ui-monospace, Consolas, monospace;
}
@media (prefers-color-scheme: dark) { :root:not([data-theme="light"]) {
  --bg: #1A1617; --surface: #241E20; --field: #2C2528; --ink: #F1E9E6; --muted: #B3A49E;
  --line: #3A3033; --accent: #F07F9C; --accent-ink: #2A1118; --accent-text: #F59AB2; --accent-soft: #3D2229;
  --coin: #E8B95A; --coin-soft: #3A2E1A; --warn: #F08A6D; --shadow: 0 6px 24px rgb(0 0 0 / .3); color-scheme: dark } }
:root[data-theme="dark"] {
  --bg: #1A1617; --surface: #241E20; --field: #2C2528; --ink: #F1E9E6; --muted: #B3A49E;
  --line: #3A3033; --accent: #F07F9C; --accent-ink: #2A1118; --accent-text: #F59AB2; --accent-soft: #3D2229;
  --coin: #E8B95A; --coin-soft: #3A2E1A; --warn: #F08A6D; --shadow: 0 6px 24px rgb(0 0 0 / .3); color-scheme: dark }

* { box-sizing: border-box }
[hidden] { display: none !important }
body { background: var(--bg); color: var(--ink); font: 15px/1.6 var(--f-body); padding: 0 16px }
.topbar { max-width: 1040px; margin: 0 auto; padding-block: 14px; display: flex; align-items: center; gap: 8px; border-bottom: 1px solid var(--line) }
.logo { width: 34px; height: 34px; border-radius: 50%; background: var(--accent); color: var(--accent-ink); display: grid; place-items: center; font: 1.1rem var(--f-display) }
.topbar b { font: 1.2rem var(--f-display); color: var(--accent-text); font-weight: 400 }
.wrap { max-width: 1040px; margin: 0 auto; padding-block: 36px 56px }
header { text-align: center }
.pill { display: inline-block; background: var(--coin-soft); color: var(--coin); border-radius: 999px; padding: 4px 14px; font-size: .85rem; margin-bottom: 14px }
header h1 { font: 2.6rem/1.2 var(--f-display); margin: 0; text-wrap: balance }
header h1 em { font-style: normal; color: var(--accent-text) }
header p { color: var(--muted); margin: 10px 0 0 }
.grid { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 380px); gap: 24px; margin-top: 32px; align-items: start }
@media (max-width: 820px) { .grid { grid-template-columns: minmax(0, 1fr) } header h1 { font-size: 2rem } }
.col { display: flex; flex-direction: column; gap: 20px; min-width: 0 }
.card { background: var(--surface); border: 1px solid var(--line); border-radius: 24px; padding: 22px; box-shadow: var(--shadow) }
section h2 { font: 1.3rem var(--f-display); margin: 0 0 14px; display: flex; justify-content: space-between; align-items: baseline; gap: 8px; flex-wrap: wrap }
section h2 small { font: 0.82rem var(--f-body); color: var(--muted) }
.example { font: 0.72rem var(--f-body); color: var(--coin); background: var(--coin-soft); border-radius: 999px; padding: 2px 8px; margin-left: 8px; vertical-align: middle }

input, select, button { font: inherit; color: inherit }
input, select { background: var(--field); border: 1px solid var(--line); border-radius: 999px; padding: 10px 16px; min-width: 0 }
input:focus-visible, select:focus-visible, button:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px }
button { cursor: pointer; border: 0; background: none }
.btn { background: var(--accent); color: var(--accent-ink); border-radius: 999px; padding: 10px 20px; box-shadow: 0 4px 12px rgb(236 106 140 / .28); transition: transform .15s }
.btn:hover { transform: translateY(-1px) }
.btn.ghost { background: var(--surface); color: var(--ink); border: 1px solid var(--line); box-shadow: none }
@media (prefers-reduced-motion: reduce) { .btn { transition: none } .btn:hover { transform: none } }

.people { display: flex; flex-wrap: wrap; gap: 8px; align-items: center }
.person { display: inline-flex; align-items: center; gap: 4px; background: var(--field); border: 1px solid var(--line); border-radius: 999px; padding: 4px 6px 4px 14px }
.person.payer { border-color: var(--coin); background: var(--coin-soft) }
.person .badge { font-size: .72rem; color: var(--coin) }
.person button { color: var(--muted); width: 26px; height: 26px; border-radius: 50% }
.person button:hover { background: var(--accent-soft); color: var(--accent-text) }
.add-row { display: flex; gap: 8px; margin-top: 14px }
.add-row input { flex: 1 }
.payer-row { display: flex; gap: 10px; align-items: center; margin-top: 12px; color: var(--muted) }

.items { display: flex; flex-direction: column; gap: 12px }
.item { background: var(--field); border: 1px solid var(--line); border-radius: 18px; padding: 14px; display: grid; grid-template-columns: minmax(0, 1fr) 140px 34px; gap: 8px; align-items: center }
.item input { background: var(--surface) }
.item .amt { text-align: right; font-family: var(--f-num); font-variant-numeric: tabular-nums }
.item .del { color: var(--muted); height: 34px; border-radius: 50% }
.item .del:hover { background: var(--accent-soft); color: var(--accent-text) }
.who { grid-column: 1 / -1; display: flex; flex-wrap: wrap; gap: 6px; align-items: center }
.who .lbl { font-size: .8rem; color: var(--muted); margin-right: 2px }
.chip { border: 1px solid var(--line); background: var(--surface); border-radius: 999px; padding: 3px 12px; font-size: .85rem; color: var(--muted); text-decoration: line-through }
.chip[aria-pressed="true"] { background: var(--accent-soft); border-color: var(--accent); color: var(--accent-text); text-decoration: none }
.per { margin-left: auto; font: .8rem var(--f-num); color: var(--muted) }
.per.bad { color: var(--warn); font-family: var(--f-body) }
@media (max-width: 480px) { .item { grid-template-columns: minmax(0, 1fr) 34px } .item .amt { grid-column: 1; grid-row: 2 } .item .del { grid-row: 1; grid-column: 2 } }

/* 결과: 종이 영수증. 영수증은 종이라 다크 모드에서도 흰 종이로 둔다 (의도). */
.side { position: sticky; top: calc(env(safe-area-inset-top, 0px) + 16px); display: flex; flex-direction: column; gap: 16px; min-width: 0 }
.paper-wrap { filter: drop-shadow(0 3px 8px rgb(0 0 0 / .14)); padding-block: 8px }
.paper { --paper: #FFFFFF; --paper-ink: #1E2421; --paper-muted: #6E7672;
  position: relative; background: var(--paper); color: var(--paper-ink); padding: 20px 20px 16px;
  font: 14px/1.55 var(--f-num), var(--f-body); font-variant-numeric: tabular-nums }
.paper::before, .paper::after { content: ''; position: absolute; left: 0; right: 0; height: 8px }
.paper::before { top: -8px; background: conic-gradient(from 135deg at top, var(--paper) 90deg, #0000 0) 0 0 / 16px 8px repeat-x }
.paper::after { bottom: -8px; background: conic-gradient(from -45deg at bottom, var(--paper) 90deg, #0000 0) 0 0 / 16px 8px repeat-x }
.r-title { text-align: center; font: 1.5rem var(--f-display); letter-spacing: .08em; margin-bottom: 2px }
.r-center { text-align: center; color: var(--paper-muted); font-size: .85rem; overflow-wrap: anywhere }
.r-rule { border-top: 1px dashed var(--paper-muted); margin-block: 8px }
.r-rule.dbl { border-top: 3px double var(--paper-ink) }
.r-row { display: flex; justify-content: space-between; gap: 10px }
.r-row > span:first-child { min-width: 0; overflow-wrap: anywhere }
.r-row > span:last-child { white-space: nowrap }
.r-row.sub { color: var(--paper-muted); font-size: .85rem; padding-left: 10px }
.r-row.muted { color: var(--paper-muted); font-size: .85rem }
.r-row.big { font-size: 1.2rem; font-weight: 600 }
.r-wrap { overflow-wrap: anywhere }
.r-bar { height: 40px; margin-top: 10px; background: repeating-linear-gradient(90deg, var(--paper-ink) 0 2px, #0000 2px 4px, var(--paper-ink) 4px 5px, #0000 5px 8px, var(--paper-ink) 8px 11px, #0000 11px 13px) }
.panel { display: flex; flex-direction: column; gap: 10px; background: var(--surface); border: 1px solid var(--line); border-radius: 24px; padding: 18px; box-shadow: var(--shadow) }
.opts { display: grid; grid-template-columns: auto minmax(0, 1fr); gap: 8px; align-items: center; font-size: .9rem; color: var(--muted) }
.copy { width: 100%; padding: 12px; font-size: 1rem }
.saves { display: grid; grid-template-columns: 1fr 1fr; gap: 8px }
.saves .btn { padding: 10px }
#fallback { display: flex; flex-direction: column; gap: 6px; font-size: .85rem; color: var(--muted) }
#fallback img { width: 100%; border-radius: 6px }
#fallback textarea { width: 100%; height: 220px; font: .85rem/1.4 var(--f-num); background: var(--surface); color: var(--ink); border: 1px solid var(--line); border-radius: 8px; padding: 8px }
.toast { text-align: center; font-size: .85rem; color: var(--accent-text); min-height: 1.3em }
.reset { font-size: .85rem; color: var(--muted); text-decoration: underline; justify-self: start }

/* 탭 */
.tabs { display: flex; gap: 4px; background: var(--field); border: 1px solid var(--line); border-radius: 999px; padding: 4px; margin: 28px auto 0; max-width: 560px; overflow-x: auto }
.tabs button { flex: 1; white-space: nowrap; border-radius: 999px; padding: 8px 12px; color: var(--muted) }
.tabs button[aria-selected="true"] { background: var(--surface); color: var(--accent-text); box-shadow: var(--shadow) }
.grid.solo { grid-template-columns: minmax(0, 1fr); max-width: 620px; margin-inline: auto }

/* 여행 */
.fx { display: grid; grid-template-columns: auto minmax(0, 1fr); gap: 8px 10px; align-items: center; margin-top: 14px; color: var(--muted); font-size: .9rem }
.fx small { grid-column: 1 / -1; font-size: .78rem }
.titem { grid-template-columns: minmax(0, 1fr) 120px 84px 34px }
.titem .paid { grid-column: 1 / -1; display: flex; gap: 8px; align-items: center; font-size: .85rem; color: var(--muted); flex-wrap: wrap }
.titem .paid select { padding: 4px 12px; font-size: .85rem; background: var(--surface) }
.titem select.cur { padding: 10px 8px; background: var(--surface) }
@media (max-width: 480px) { .titem { grid-template-columns: minmax(0, 1fr) 84px 34px } .titem .amt { grid-column: 1; grid-row: 2 } .titem .cur { grid-column: 2; grid-row: 2 } .titem .del { grid-row: 1; grid-column: 3 } }

/* 누가 쏠까 */
.stack { display: grid; gap: 6px; font-size: .9rem; color: var(--muted) }
.stack input { margin-bottom: 6px; color: var(--ink) }
.slot { margin-block: 18px; min-height: 120px; border-radius: 20px; background: var(--accent-soft); display: grid; place-items: center; text-align: center; padding: 16px }
.slot-q { color: var(--muted) }
.slot-name { font: 2.6rem/1.1 var(--f-display); color: var(--accent-text) }
.slot-sub { display: block; margin-top: 6px; color: var(--ink) }
.order { margin: 16px 0 0; padding-left: 1.6em; display: grid; gap: 4px; font-size: 1.05rem }
.order li::marker { color: var(--accent-text); font-family: var(--f-display) }

/* 누구 차례 */
.next { border-radius: 20px; background: var(--coin-soft); padding: 16px 18px; margin-bottom: 14px }
.next b { font: 1.8rem var(--f-display); color: var(--coin); font-weight: 400 }
.next small { display: block; color: var(--muted) }
.rec { display: grid; grid-template-columns: 110px 140px minmax(0, 1fr) auto; gap: 8px }
.rec #uAmt { text-align: right; font-family: var(--f-num) }
@media (max-width: 560px) { .rec { grid-template-columns: 1fr 1fr } }
.tally { display: grid; gap: 6px; margin-top: 16px }
.tally .t { display: grid; grid-template-columns: minmax(0, 1fr) auto auto 30px; gap: 12px; align-items: center; padding: 6px 4px 6px 14px; border-radius: 999px; background: var(--field) }
.tally .t span:nth-child(2), .tally .t span:nth-child(3) { font-family: var(--f-num); font-size: .85rem; color: var(--muted); text-align: right }
.tally .t button, .log button { color: var(--muted); width: 28px; height: 28px; border-radius: 50% }
.tally .t button:hover, .log button:hover { background: var(--accent-soft); color: var(--accent-text) }
.log { list-style: none; margin: 0; padding: 0; display: grid; gap: 4px }
.log li { display: grid; grid-template-columns: 80px minmax(0, 1fr) auto 30px; gap: 10px; align-items: center; padding: 6px 0; border-bottom: 1px dashed var(--line); font-size: .9rem }
.log li .d { color: var(--muted); font-family: var(--f-num); font-size: .8rem }
.log li .a { font-family: var(--f-num) }
.log .empty { display: block; color: var(--muted); border: 0 }

/* 사이트 공통: 상단 메뉴, 하단 정책 링크, 문서 페이지 */
.topbar { justify-content: space-between; flex-wrap: wrap }
.brand { display: flex; align-items: center; gap: 8px; text-decoration: none }
.topnav { display: flex; gap: 4px; flex-wrap: wrap }
.topnav a { color: var(--muted); text-decoration: none; padding: 6px 12px; border-radius: 999px; font-size: .92rem }
.topnav a:hover, .topnav a[aria-current="page"] { background: var(--accent-soft); color: var(--accent-text) }
.site-foot { border-top: 1px solid var(--line); margin-top: 24px }
.foot-in { max-width: 1040px; margin: 0 auto; padding-block: 28px 8px; display: flex; justify-content: space-between; gap: 24px; flex-wrap: wrap }
.foot-in p { color: var(--muted); margin: 4px 0 0; font-size: .9rem }
.foot-in nav { display: flex; flex-wrap: wrap; gap: 6px 16px; align-items: center; max-width: 520px }
.foot-in nav h3 { width: 100%; margin: 0; font: .85rem var(--f-body); color: var(--muted) }
.foot-in nav a { color: var(--ink); text-decoration: none; font-size: .92rem }
.foot-in nav a:hover { color: var(--accent-text); text-decoration: underline }
.fineprint { max-width: 1040px; margin: 0 auto; padding-block: 8px 28px; color: var(--muted); font-size: .8rem }
.ad-slot:empty { display: none }

.doc { max-width: 760px; margin: 0 auto; padding-block: 36px 40px; display: flex; flex-direction: column; gap: 20px }
.doc > header { text-align: left }
.doc h1 { font: 2.2rem/1.2 var(--f-display); margin: 0; text-wrap: balance }
.doc h2 { font: 1.35rem var(--f-display); margin: 0 0 10px }
.doc h3 { font: 1.05rem var(--f-display); margin: 16px 0 6px }
.doc p, .doc li { max-width: 65ch }
.doc p { margin: 0 0 10px }
.doc ul, .doc ol { margin: 0 0 10px; padding-left: 1.3em; display: grid; gap: 4px }
.doc a { color: var(--accent-text) }
.doc .lead { color: var(--muted); margin-top: 8px }
.doc table { width: 100%; border-collapse: collapse; font-size: .92rem }
.doc th, .doc td { border-bottom: 1px solid var(--line); padding: 8px 6px; text-align: left; vertical-align: top }
.doc th { color: var(--muted); font-weight: 400; white-space: nowrap }
.tablewrap { overflow-x: auto }
.mail { display: flex; gap: 8px; align-items: center; flex-wrap: wrap; font: 1.1rem var(--f-num) }
.cta { display: inline-block; text-decoration: none; margin-top: 6px }
.doc a.btn { color: var(--accent-ink) }

/* 영수증 사진 읽기 */
.add-row .btn.ghost { flex: 1 }
dialog#ocr { border: 0; border-radius: 24px; padding: 22px; width: min(560px, calc(100vw - 32px)); max-height: calc(100dvh - 32px); background: var(--surface); color: var(--ink); box-shadow: var(--shadow) }
dialog#ocr::backdrop { background: rgb(20 10 15 / .45) }
dialog#ocr h2 { font: 1.35rem var(--f-display); margin: 0 0 6px }
.ocr-note { font-size: .82rem; color: var(--muted); margin: 0 0 12px }
#ocrProg { width: 100%; accent-color: var(--accent) }
.ocr-list { display: grid; gap: 6px; margin-block: 12px; max-height: 46dvh; overflow: auto }
.ocr-row { display: grid; grid-template-columns: 24px minmax(0, 1fr) 120px; gap: 8px; align-items: center }
.ocr-row input[type=checkbox] { width: 20px; height: 20px; accent-color: var(--accent) }
.ocr-row .oa { text-align: right; font-family: var(--f-num) }
.ocr-sum { font-size: .88rem; color: var(--muted); margin: 0 0 12px }
.ocr-sum b { color: var(--ink) }
.ocr-sum .bad { color: var(--warn) }
.ocr-fx { display: flex; gap: 8px; align-items: center; font-size: .9rem; margin-bottom: 12px }
.ocr-btns { display: flex; gap: 8px; flex-wrap: wrap; justify-content: flex-end }