* { box-sizing: border-box; }
body {
  margin: 0; font: 14px/1.45 -apple-system, "Segoe UI", sans-serif;
  color: #1a1d21; background: #f5f6f8;
  display: flex; flex-direction: column; height: 100vh;
}
header {
  display: flex; align-items: center; gap: 20px;
  padding: 10px 16px; background: #fff; border-bottom: 1px solid #e2e5ea;
}
h1 { font-size: 16px; margin: 0; white-space: nowrap; }
.header-aktionen { margin-left: auto; display: flex; align-items: center; gap: 8px; }
#logoutForm { display: flex; align-items: center; gap: 6px; font-size: 13px; color: #556; }
#logoutForm[hidden] { display: none; }

/* Login-Seite */
body.login { align-items: center; justify-content: center; background: #eef1f5; }
.login-box {
  background: #fff; padding: 32px; border-radius: 10px; width: 320px;
  display: flex; flex-direction: column; gap: 12px;
  box-shadow: 0 8px 30px rgba(0,0,0,.08);
}
.login-box h1 { font-size: 16px; margin: 0 0 6px; }
.login-box input { padding: 8px 10px; border: 1px solid #c8ccd4; border-radius: 6px; font: inherit; }
.login-box button { background: #1a56db; color: #fff; border-color: #1a56db; padding: 8px; }
.login-fehler { color: #b91c1c; font-size: 13px; margin: 0; }
button {
  font: inherit; padding: 5px 12px; border: 1px solid #c8ccd4;
  border-radius: 6px; background: #fff; cursor: pointer;
}
button:hover { background: #eef1f5; }

.summary { display: flex; gap: 14px; flex-wrap: wrap; }
.kpi { text-align: center; }
.kpi b { display: block; font-size: 15px; }
.kpi span { font-size: 11px; color: #667; }
.kpi.warn b { color: #b45309; }
.kpi.err b { color: #b91c1c; }
.kpi.ok b { color: #15803d; }

.fehler { background: #fee2e2; color: #991b1b; padding: 8px 16px; }

.toolbar {
  display: flex; align-items: center; gap: 12px;
  padding: 8px 16px; background: #fff; border-bottom: 1px solid #e2e5ea;
}
.chips { display: flex; gap: 6px; }
.chip { border-radius: 14px; padding: 3px 12px; font-size: 13px; }
.chip.active { background: #1a56db; color: #fff; border-color: #1a56db; }
#suche { margin-left: auto; padding: 5px 10px; border: 1px solid #c8ccd4; border-radius: 6px; width: 240px; }
select { font: inherit; padding: 5px 8px; border: 1px solid #c8ccd4; border-radius: 6px; max-width: 340px; }

.export { display: flex; align-items: center; gap: 10px; padding-left: 12px; border-left: 1px solid #e2e5ea; }
.export label { font-size: 12px; color: #92400e; display: flex; align-items: center; gap: 5px; max-width: 260px; }
#btnExport { background: #1a56db; color: #fff; border-color: #1a56db; font-weight: 600; }
#btnExport:disabled { background: #c8ccd4; border-color: #c8ccd4; cursor: not-allowed; }
.export-ergebnis { padding: 10px 16px; background: #ecfdf5; color: #065f46; border-bottom: 1px solid #a7f3d0; font-size: 13px; white-space: pre-line; }
.export-ergebnis.fehler { background: #fee2e2; color: #991b1b; border-color: #fecaca; }

main { flex: 1; display: flex; min-height: 0; }
#tabelleWrap { flex: 1.4; overflow: auto; }
table { border-collapse: collapse; width: 100%; background: #fff; }
th, td { padding: 5px 8px; border-bottom: 1px solid #eceef2; text-align: left; white-space: nowrap; }
th { position: sticky; top: 0; background: #f8f9fb; font-size: 12px; color: #556; z-index: 1; }
td.num, th.num { text-align: right; font-variant-numeric: tabular-nums; }
td.text { max-width: 300px; overflow: hidden; text-overflow: ellipsis; }
tbody tr { cursor: pointer; }
tbody tr:hover { background: #f0f4ff; }
tbody tr.sel { background: #dbe7ff; }
tbody tr.kat-refund td { color: #7c3aed; }
tbody tr.kat-sonstige td { color: #99a; }
.quelle-manuell { color: #1a56db; font-weight: 600; }

#detail {
  flex: 1; border-left: 1px solid #e2e5ea; background: #fff;
  display: flex; flex-direction: column; min-width: 380px;
}
#detailInhalt { display: flex; flex-direction: column; flex: 1; min-height: 0; }
#detail h2 { font-size: 14px; margin: 10px 14px 4px; }
#dInfo { padding: 0 14px 8px; font-size: 13px; color: #445; }
#dZuordnung { padding: 0 14px 10px; border-bottom: 1px solid #e2e5ea; }
#dAktuell { margin-bottom: 8px; font-size: 13px; }
.zuordnen { position: relative; }
#pdfSuche { width: 100%; padding: 6px 10px; border: 1px solid #c8ccd4; border-radius: 6px; }
.pdf-liste {
  position: absolute; top: 100%; left: 0; right: 0; z-index: 5;
  background: #fff; border: 1px solid #c8ccd4; border-radius: 6px;
  max-height: 220px; overflow: auto; box-shadow: 0 6px 16px rgba(0,0,0,.12);
}
.pdf-liste div { padding: 6px 10px; cursor: pointer; }
.pdf-liste div:hover { background: #eef1f5; }
.pdf-liste .frei { color: #15803d; }
.pdf-liste .belegt { color: #99a; }
.knoepfe { margin-top: 8px; display: flex; gap: 8px; }
#pdfFrame { flex: 1; border: 0; width: 100%; }
.leer { color: #99a; padding: 30px; text-align: center; }
.badge { font-size: 12px; padding: 1px 8px; border-radius: 10px; background: #eef1f5; }