:root {
  --bg: #f5f6f8;
  --card: #ffffff;
  --text: #1c1f24;
  --muted: #6b7280;
  --line: #e3e6ea;
  --primary: #1f5fbf;
  --primary-text: #ffffff;
  --danger: #b42318;
  --up: #c62828;
  --down: #1565c0;
  --warn-bg: #fff7e6;
  --warn-text: #8a5a00;
  --info-bg: #eef4ff;
  --info-text: #1f3a70;
  --error-bg: #fdecec;
  --error-text: #8a1c1c;
}
* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; background: var(--bg); color: var(--text); font: 14px/1.5 -apple-system, "Apple SD Gothic Neo", "Malgun Gothic", "Noto Sans KR", system-ui, sans-serif; }
a { color: var(--primary); }
h1 { font-size: 20px; margin: 0 0 12px; }
h2 { font-size: 16px; margin: 0 0 8px; }
code { font-family: ui-monospace, SFMono-Regular, Menlo, monospace; font-size: 12px; background: #eef0f3; padding: 1px 4px; border-radius: 3px; }
.container { max-width: 1200px; margin: 0 auto; padding: 16px; }
.topbar { display: flex; justify-content: space-between; align-items: center; padding: 10px 16px; background: var(--card); border-bottom: 1px solid var(--line); }
.topbar-left, .topbar-right { display: flex; align-items: center; gap: 10px; }
.brand { font-weight: 700; text-decoration: none; color: var(--text); }
.inline { display: inline-flex; align-items: center; gap: 6px; margin: 0; }
.inline-form { display: flex; gap: 8px; align-items: center; flex-wrap: wrap; }
.stack { display: flex; flex-direction: column; gap: 10px; }
.stack label { display: flex; flex-direction: column; gap: 4px; font-weight: 600; }
.stack input, .inline-form input, select { padding: 8px 10px; border: 1px solid var(--line); border-radius: 6px; font: inherit; background: #fff; }
.btn { padding: 8px 14px; border-radius: 6px; border: 1px solid var(--line); background: #fff; color: var(--text); font: inherit; cursor: pointer; text-decoration: none; }
.btn:hover { background: #f0f2f5; }
.btn-primary { background: var(--primary); border-color: var(--primary); color: var(--primary-text); }
.btn-primary:hover { background: #184c9a; }
.btn-primary[disabled] { opacity: .6; cursor: default; }
.btn-ghost { background: transparent; }
.btn-danger { color: var(--danger); border-color: var(--danger); }
.btn-small { padding: 4px 8px; font-size: 12px; }
.card { background: var(--card); border: 1px solid var(--line); border-radius: 10px; padding: 14px 16px; margin: 12px 0; }
.table-card { padding: 0; overflow: hidden; }
.table-scroll { overflow-x: auto; }
table { width: 100%; border-collapse: collapse; }
th, td { padding: 8px 10px; border-bottom: 1px solid var(--line); text-align: left; white-space: nowrap; }
th { font-size: 12px; color: var(--muted); font-weight: 600; background: #fafbfc; }
td.num, th.num { text-align: right; font-variant-numeric: tabular-nums; }
tr.excluded td { color: var(--muted); }
.muted { color: var(--muted); }
.small { font-size: 12px; }
.badge { display: inline-block; padding: 2px 8px; border-radius: 999px; font-size: 12px; font-weight: 600; }
.badge-demo { background: #fff1c2; color: #7a5200; }
.badge-ok { background: #e6f4ea; color: #1e6b32; }
.badge-warn { background: var(--warn-bg); color: var(--warn-text); }
.badge-muted { background: #eceff3; color: #4b5563; }
.badge-error { background: var(--error-bg); color: var(--error-text); }
.alert { padding: 10px 12px; border-radius: 8px; margin: 0; }
.alert-error { background: var(--error-bg); color: var(--error-text); }
.alert-info { background: var(--info-bg); color: var(--info-text); }
.alert-warn { background: var(--warn-bg); color: var(--warn-text); }
.toolbar { display: flex; gap: 12px; align-items: center; flex-wrap: wrap; margin: 8px 0 12px; }
.status { font-size: 13px; }
.meta-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); gap: 10px; margin: 12px 0; }
.meta-grid > div { background: var(--card); border: 1px solid var(--line); border-radius: 10px; padding: 10px 12px; }
.meta-grid .label { display: block; font-size: 12px; color: var(--muted); }
.meta-grid .value { display: block; font-size: 14px; font-variant-numeric: tabular-nums; }
.totals-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); gap: 10px; margin: 12px 0; }
.total-card { background: var(--card); border: 1px solid var(--line); border-radius: 10px; padding: 12px 14px; }
.total-card .currency { font-weight: 700; font-size: 15px; margin-bottom: 6px; display: flex; gap: 8px; align-items: center; }
.total-card .row { display: flex; justify-content: space-between; font-variant-numeric: tabular-nums; }
.up { color: var(--up); }
.down { color: var(--down); }
.login-body { display: flex; align-items: center; justify-content: center; min-height: 100vh; }
.login-card { width: min(380px, 92vw); background: var(--card); border: 1px solid var(--line); border-radius: 12px; padding: 24px; display: flex; flex-direction: column; gap: 12px; }
.login-card h1 { margin: 0; }
.mapping-row { display: flex; flex-wrap: wrap; gap: 8px; align-items: center; padding: 8px 0; border-bottom: 1px solid var(--line); }
.mapping-row .name { font-weight: 600; min-width: 200px; }
.candidates { display: flex; flex-direction: column; gap: 4px; width: 100%; }
.candidate { display: flex; gap: 8px; align-items: center; }
[hidden] { display: none !important; }

.calc-head { display: flex; justify-content: space-between; align-items: center; gap: 8px; }
.calc-head h2 { margin: 0; }
.calc-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(180px, 1fr)); gap: 10px; margin: 10px 0; }
.calc-grid label { display: flex; flex-direction: column; gap: 4px; font-size: 12px; color: var(--muted); }
.calc-grid input { padding: 8px 10px; border: 1px solid var(--line); border-radius: 6px; font: inherit; font-size: 14px; color: var(--text); }
.calc-result { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: 10px; }
.calc-box { border: 1px solid var(--line); border-radius: 8px; padding: 10px 12px; }
.calc-box .title { font-weight: 700; margin-bottom: 6px; }
.calc-box .row { display: flex; justify-content: space-between; font-variant-numeric: tabular-nums; gap: 8px; }
.calc-note { padding: 8px 12px; border-radius: 8px; background: var(--info-bg); color: var(--info-text); }

.calc-presets { display: flex; flex-wrap: wrap; gap: 4px; margin-top: 4px; }
.chip { padding: 3px 9px; border: 1px solid var(--line); border-radius: 999px; background: #fff; font: inherit; font-size: 12px; cursor: pointer; color: var(--text); }
.chip:hover { background: #f0f2f5; }
.chip.active { background: var(--primary); border-color: var(--primary); color: #fff; }