:root {
  --bg: #f5f6f8; --panel: #ffffff; --ink: #1d232b; --muted: #5d6673; --line: #dfe3e8; --head: #f0f2f5;
  --accent: #1f5fbf; --accent-ink: #ffffff; --ok: #1e7d4f; --warn: #a15c00; --bad: #b3261e; --chip: #eef2f8;
}
* { box-sizing: border-box; }
body { margin: 0; background: var(--bg); color: var(--ink); font: 14px/1.55 "Malgun Gothic", "Apple SD Gothic Neo", "Noto Sans KR", sans-serif; }
a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }
header.top { background: var(--panel); border-bottom: 1px solid var(--line); }
header.top .wrap { display: flex; align-items: center; gap: 18px; height: 54px; }
header.top .brand { font-weight: 700; font-size: 16px; color: var(--ink); margin-right: 12px; }
header.top nav { display: flex; gap: 14px; flex-wrap: wrap; }
header.top .me { margin-left: auto; color: var(--muted); white-space: nowrap; }
.wrap { max-width: 1240px; margin: 0 auto; padding: 0 16px; }
main.wrap { padding-top: 20px; padding-bottom: 48px; }
h1 { font-size: 20px; margin: 0 0 14px; }
h2 { font-size: 16px; margin: 24px 0 10px; }
.panel { background: var(--panel); border: 1px solid var(--line); border-radius: 8px; padding: 16px; }
.muted { color: var(--muted); }
.error { background: #fdecea; color: var(--bad); border: 1px solid #f5c2bd; border-radius: 6px; padding: 8px 12px; margin-bottom: 12px; }
.note { background: #fff8e6; border: 1px solid #f0dca8; border-radius: 6px; padding: 8px 12px; color: #5c4400; }
form.inline { display: inline; }
input[type=text], input[type=password], input[type=search], select, textarea {
  font: inherit; padding: 7px 9px; border: 1px solid var(--line); border-radius: 6px; background: #fff; color: var(--ink); }
textarea { width: 100%; min-height: 70px; }
button, .btn { font: inherit; padding: 7px 14px; border: 1px solid var(--line); border-radius: 6px; background: #fff; color: var(--ink); cursor: pointer; display: inline-block; }
button.primary, .btn.primary { background: var(--accent); border-color: var(--accent); color: var(--accent-ink); }
button.danger { color: var(--bad); border-color: #f0c4c0; }
button:hover, .btn:hover { filter: brightness(0.97); text-decoration: none; }
.toolbar { display: flex; gap: 8px; flex-wrap: wrap; align-items: center; margin-bottom: 12px; }
.chips { display: flex; gap: 6px; flex-wrap: wrap; margin-bottom: 12px; }
.chip { background: var(--chip); border-radius: 999px; padding: 3px 10px; color: var(--ink); font-size: 13px; }
.chip.on { background: var(--accent); color: #fff; }
.table-wrap { overflow-x: auto; background: var(--panel); border: 1px solid var(--line); border-radius: 8px; }
table { border-collapse: collapse; width: 100%; font-variant-numeric: tabular-nums; }
th, td { border-bottom: 1px solid var(--line); padding: 8px 10px; text-align: left; vertical-align: top; }
th { background: var(--head); font-weight: 600; white-space: nowrap; }
td.n, th.n { text-align: right; white-space: nowrap; }
tr:last-child td { border-bottom: 0; }
.status { display: inline-block; border-radius: 4px; padding: 1px 8px; font-size: 12px; background: var(--chip); white-space: nowrap; }
.status.s-오류 { background: #fdecea; color: var(--bad); }
.status.s-분석.완료, .status.s-청구.완료 { background: #e7f4ec; color: var(--ok); }
.status.s-분석.중, .status.s-분석.대기 { background: #fff4df; color: var(--warn); }
.cards { display: grid; grid-template-columns: repeat(auto-fit, minmax(170px, 1fr)); gap: 10px; margin: 12px 0; }
.card { background: var(--panel); border: 1px solid var(--line); border-radius: 8px; padding: 12px; }
.card .label { color: var(--muted); font-size: 12px; }
.card .value { font-size: 18px; font-weight: 700; margin-top: 2px; }
.value.neg { color: var(--bad); }
.grid2 { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
@media (max-width: 860px) { .grid2 { grid-template-columns: 1fr; } }
.drop { border: 2px dashed var(--line); border-radius: 8px; padding: 26px; text-align: center; background: #fafbfc; }
.drop.over { border-color: var(--accent); background: #eef4fd; }
.field { margin-bottom: 12px; }
.field label { display: block; font-weight: 600; margin-bottom: 4px; }
.login-box { max-width: 380px; margin: 80px auto; }
.login-box input { width: 100%; }
ul.files { margin: 0; padding-left: 18px; max-height: 320px; overflow: auto; }
.tag { font-size: 12px; border-radius: 4px; padding: 0 6px; background: var(--chip); }
.tag.y { background: #fff4df; color: var(--warn); }
.tag.st-y { background: #fff4df; color: var(--warn); }
.tag.st-gain { background: #e5f4ea; color: #1e7d4f; }
.tag.st-risk { background: #fde7e5; color: #b3261e; }
.tag.st-ok { background: #e8f0fb; color: #1d4f91; }
.tag.st-na { color: #6b7280; }