:root {
  --blau: #1f5fae;
  --blau-hell: #e8f0fb;
  --gruen: #1e8a4c;
  --gruen-hell: #e6f5ec;
  --orange: #b86a00;
  --orange-hell: #fff4e0;
  --rot: #c0392b;
  --rot-hell: #fdecea;
  --ki: #fffbe6;
  --ki-rand: #f0d878;
  --text: #1d2430;
  --leise: #6b7480;
  --rand: #dde2e8;
  --hinter: #f4f6f9;
  --weiss: #fff;
  font-family: "Segoe UI", system-ui, -apple-system, sans-serif;
  font-size: 14px;
  color: var(--text);
}

* { box-sizing: border-box; }
body { margin: 0; background: var(--hinter); }
.hidden { display: none !important; }
.leise { color: var(--leise); font-size: 12px; }
.r { text-align: right; }

/* Kopf */
.kopf {
  position: sticky; top: 0; z-index: 10;
  display: flex; align-items: center; gap: 24px;
  padding: 0 20px; height: 52px;
  background: #16263d; color: #fff;
}
.marke { font-weight: 700; font-size: 18px; letter-spacing: .3px; }
.marke span { font-weight: 400; font-size: 12px; opacity: .7; margin-left: 4px; }
.kopf nav { display: flex; gap: 2px; flex: 1; }
.kopf nav button {
  background: none; border: 0; color: #c9d4e3; padding: 16px 14px; cursor: pointer; font: inherit;
  border-bottom: 3px solid transparent;
}
.kopf nav button:hover { color: #fff; }
.kopf nav button.aktiv { color: #fff; border-bottom-color: #5aa0ff; }
.ki-status { font-size: 12px; display: flex; align-items: center; gap: 6px; white-space: nowrap; }
.ki-status::before { content: ""; width: 8px; height: 8px; border-radius: 50%; background: #888; }
.ki-status.an::before { background: #3ddc84; }
.ki-status.aus::before { background: #ff6b5b; }

main { padding: 16px 20px 40px; }
.seite { display: none; }
.seite.aktiv { display: block; }

/* Erfassung */
.erfassung { display: grid; grid-template-columns: minmax(380px, 44%) 1fr; gap: 16px; align-items: start; }
.beleg-spalte { position: sticky; top: 68px; display: flex; flex-direction: column; gap: 10px; max-height: calc(100vh - 84px); }
.buch-leiste:not(.hidden) + .erfassung .beleg-spalte { top: 118px; height: calc(100vh - 134px); max-height: none; }
.dropzone {
  display: flex; flex-direction: column; align-items: center; gap: 4px;
  padding: 14px; border: 2px dashed #b7c3d3; border-radius: 10px; background: var(--weiss);
  color: var(--leise); cursor: pointer; text-align: center; transition: .15s;
}
.dropzone strong { color: var(--text); }
.dropzone span { font-size: 12px; }
.dropzone:hover, .dropzone.drueber { border-color: var(--blau); background: var(--blau-hell); color: var(--blau); }
.vorschau { flex: 1; min-height: 420px; background: var(--weiss); border: 1px solid var(--rand); border-radius: 10px; overflow: hidden; display: flex; }
.vorschau iframe, .vorschau img { width: 100%; height: 100%; min-height: 420px; border: 0; object-fit: contain; }
.vorschau.leer { align-items: center; justify-content: center; }
.vorschau-leer { color: var(--leise); text-align: center; line-height: 1.6; padding: 20px; }
.vorschau .xml-ansicht { overflow: auto; padding: 18px; width: 100%; }

.rechnungsdaten { background: var(--weiss); border: 1px solid var(--rand); border-radius: 10px; padding: 8px 12px; max-height: 38vh; overflow: auto; }
.rechnungsdaten summary { cursor: pointer; font-weight: 600; padding: 2px 0; }
.rd-kopf { display: grid; grid-template-columns: auto 1fr; gap: 2px 12px; margin: 8px 0; font-size: 13px; }
.rd-kopf dt { color: var(--leise); }
.rd-kopf dd { margin: 0; }

.masken-spalte { display: flex; flex-direction: column; gap: 10px; min-width: 0; }
.karte { background: var(--weiss); border: 1px solid var(--rand); border-radius: 10px; padding: 12px 14px; }
.karte h3 { margin: 0 0 10px; font-size: 13px; text-transform: uppercase; letter-spacing: .6px; color: var(--leise); }
.karte-kopf { display: flex; justify-content: space-between; align-items: center; margin-bottom: 8px; }
.karte-kopf h3 { margin: 0; }
details.karte > summary { cursor: pointer; list-style: none; }
details.karte > summary h3 { display: inline; }
details.karte > summary::before { content: "▸ "; color: var(--leise); }
details.karte[open] > summary::before { content: "▾ "; }
details.karte[open] > summary { margin-bottom: 8px; }

.raster { display: grid; grid-template-columns: repeat(3, 1fr); gap: 10px 12px; }
.feld { display: flex; flex-direction: column; gap: 3px; font-size: 12px; color: var(--leise); }
.feld.breit { width: 100%; }
.spanne2 { grid-column: span 2; }
.spanne3 { grid-column: span 3; }

input, select, textarea {
  font: inherit; color: var(--text); padding: 6px 8px; border: 1px solid #c8d0da; border-radius: 6px; background: #fff; width: 100%;
}
input:focus, select:focus, textarea:focus { outline: 2px solid #9cc2f5; border-color: var(--blau); }
input.zahl { text-align: right; font-variant-numeric: tabular-nums; }
input.ki, select.ki { background: var(--ki); border-color: var(--ki-rand); }
input:invalid:not(:placeholder-shown):not(:focus) { border-color: var(--rot); }

button, .knopf {
  font: inherit; padding: 7px 14px; border-radius: 6px; border: 1px solid #c8d0da; background: #fff; cursor: pointer;
  color: var(--text); text-decoration: none; display: inline-flex; align-items: center; gap: 6px;
}
button:hover, .knopf:hover { background: #f0f3f7; }
button.primaer { background: var(--blau); border-color: var(--blau); color: #fff; }
button.primaer:hover { background: #184e90; }
button.primaer:disabled { opacity: .55; cursor: not-allowed; }
button.gefahr { color: var(--rot); border-color: #e6b0aa; }
button.klein { padding: 3px 9px; font-size: 12px; }
button.symbol { padding: 2px 8px; border: 0; background: none; color: var(--leise); font-size: 16px; }
button.symbol:hover { color: var(--rot); background: none; }
kbd { font-size: 10px; opacity: .75; border: 1px solid rgba(255,255,255,.5); border-radius: 3px; padding: 0 4px; }

/* Kreditor */
.kreditor-info { margin-top: 8px; font-size: 13px; display: flex; flex-wrap: wrap; gap: 6px 16px; align-items: center; }
.kreditor-info:empty { display: none; }
.marke-erkannt { display: inline-flex; align-items: center; gap: 4px; padding: 2px 8px; border-radius: 20px; font-size: 12px; font-weight: 600; }
.marke-erkannt.gut { background: var(--gruen-hell); color: var(--gruen); }
.marke-erkannt.mittel { background: var(--orange-hell); color: var(--orange); }
.neuer-kreditor { margin-top: 10px; padding: 10px 12px; border-radius: 8px; background: var(--orange-hell); border: 1px solid #f3d29a; font-size: 13px; }
.neuer-kreditor .daten { display: grid; grid-template-columns: auto 1fr; gap: 2px 12px; margin: 6px 0 10px; }
.neuer-kreditor .daten span:nth-child(odd) { color: var(--leise); }

/* Tabellen */
.tabelle { width: 100%; border-collapse: collapse; font-variant-numeric: tabular-nums; }
.tabelle th { text-align: left; font-weight: 600; font-size: 12px; color: var(--leise); padding: 6px 6px; border-bottom: 1px solid var(--rand); white-space: nowrap; }
.tabelle td { padding: 5px 6px; border-bottom: 1px solid #eef1f4; vertical-align: middle; }
.tabelle th.r, .tabelle td.r { text-align: right; }
.tabelle.liste { background: var(--weiss); border: 1px solid var(--rand); border-radius: 10px; overflow: hidden; }
.tabelle.liste tbody tr { cursor: pointer; }
.tabelle.liste tbody tr:hover { background: #f5f8fc; }
.tabelle tr.storniert td { color: #9aa3ad; text-decoration: line-through; }
.tabelle tr.summe td { font-weight: 700; border-top: 2px solid var(--rand); }
.tabelle td.leise { color: var(--leise); }

.kontierung td { padding: 4px 3px; }
.kontierung input, .kontierung select { padding: 5px 6px; }
.kontierung .k-konto { width: 78px; }
.kontierung .k-name { font-size: 12px; color: var(--leise); max-width: 180px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.kontierung .k-bu { width: 64px; }
.kontierung .k-betrag { width: 104px; }
.kontierung .k-steuer { width: 84px; }
.kontierung .k-netto { text-align: right; color: var(--leise); white-space: nowrap; }
.kontierung .k-text { min-width: 120px; }
.kontierung tr.begruendet td { border-bottom: 0; }
.kontierung tr.begruendung td { padding: 0 6px 6px; font-size: 11px; color: var(--leise); font-style: italic; }

.summen { display: flex; flex-wrap: wrap; gap: 6px 22px; justify-content: flex-end; margin-top: 10px; font-size: 13px; }
.summen div { display: flex; gap: 8px; align-items: baseline; }
.summen span { color: var(--leise); }
.summen .fehler b { color: var(--rot); }
.summen .ok b { color: var(--gruen); }

.aktionen { display: flex; justify-content: flex-end; gap: 10px; position: sticky; bottom: 0; padding: 10px 0; background: linear-gradient(transparent, var(--hinter) 30%); }
.aktionen .primaer { padding: 10px 26px; font-size: 15px; }

/* Hinweise */
.hinweise { list-style: none; margin: 0; padding: 0; display: flex; flex-direction: column; gap: 6px; }
.hinweise li { padding: 8px 12px; border-radius: 8px; font-size: 13px; border-left: 4px solid; }
.hinweise li.info { background: var(--blau-hell); border-color: var(--blau); }
.hinweise li.warnung { background: var(--orange-hell); border-color: var(--orange); }
.hinweise li.fehler { background: var(--rot-hell); border-color: var(--rot); }
.ki-meta { display: flex; flex-wrap: wrap; gap: 8px; align-items: center; font-size: 12px; }
.chip { padding: 3px 10px; border-radius: 20px; background: #e9edf2; color: #3a4552; }
.chip.blau { background: var(--blau-hell); color: var(--blau); font-weight: 600; }
.chip.gruen { background: var(--gruen-hell); color: var(--gruen); font-weight: 600; }
.chip.orange { background: var(--orange-hell); color: var(--orange); font-weight: 600; }
.chip.rot { background: var(--rot-hell); color: var(--rot); font-weight: 600; }

.lade { display: flex; align-items: center; gap: 14px; padding: 14px 16px; background: var(--weiss); border: 1px solid var(--rand); border-radius: 10px; }
.spinner { width: 28px; height: 28px; border-radius: 50%; border: 3px solid #d8e3f2; border-top-color: var(--blau); animation: drehen .8s linear infinite; }
@keyframes drehen { to { transform: rotate(360deg); } }

/* Listen-Seiten */
.seiten-kopf { display: flex; justify-content: space-between; align-items: center; margin-bottom: 12px; gap: 12px; flex-wrap: wrap; }
.seiten-kopf h2 { margin: 0; font-size: 20px; }
.werkzeuge { display: flex; gap: 8px; align-items: center; }
.werkzeuge input[type=search] { width: 240px; }
.schalter { display: flex; align-items: center; gap: 6px; font-size: 13px; white-space: nowrap; }
.schalter input { width: auto; }
.erklaerung { max-width: 900px; color: var(--leise); line-height: 1.6; }
.status { font-size: 11px; padding: 1px 8px; border-radius: 10px; background: #eef1f4; }
.status.storno { background: var(--rot-hell); color: var(--rot); }
.status.ki { background: var(--blau-hell); color: var(--blau); }

/* Modal */
.modal { position: fixed; inset: 0; background: rgba(15, 25, 40, .45); display: flex; align-items: flex-start; justify-content: center; z-index: 50; padding: 6vh 16px; overflow: auto; }
.modal-box { position: relative; background: #fff; border-radius: 12px; padding: 20px 24px; width: min(1000px, 100%); box-shadow: 0 20px 60px rgba(0,0,0,.25); }
.modal-box h2 { margin: 0 0 4px; font-size: 18px; }
.modal-box h4 { margin: 18px 0 6px; font-size: 12px; text-transform: uppercase; letter-spacing: .5px; color: var(--leise); }
.modal-zu { position: absolute; top: 10px; right: 12px; border: 0; background: none; font-size: 24px; color: var(--leise); }
.formular { display: grid; grid-template-columns: repeat(2, 1fr); gap: 10px 14px; margin-top: 14px; }
.formular .voll { grid-column: 1 / -1; }
.formular-aktionen { display: flex; justify-content: flex-end; gap: 8px; margin-top: 18px; }
.formular-fehler { color: var(--rot); margin-top: 10px; }
.kopfdaten { display: grid; grid-template-columns: repeat(4, auto); gap: 4px 18px; justify-content: start; font-size: 13px; margin-top: 10px; }
.kopfdaten span { color: var(--leise); }

/* Toast */
.toast { position: fixed; bottom: 22px; left: 50%; transform: translateX(-50%) translateY(100px); background: #16263d; color: #fff; padding: 10px 18px; border-radius: 8px; transition: .25s; z-index: 60; opacity: 0; }
.toast.zeigen { transform: translateX(-50%); opacity: 1; }
.toast.fehler { background: var(--rot); }

/* Zähler in der Navigation */
.zaehler { display: inline-block; min-width: 18px; padding: 0 6px; margin-left: 4px; border-radius: 9px; background: #e67e22; color: #fff; font-size: 11px; font-weight: 700; line-height: 18px; text-align: center; }
.zaehler:empty { display: none; }
.zaehler.grau { background: #5d6d82; }

/* Posteingang */
.import-zone {
  display: flex; align-items: center; justify-content: center; gap: 16px; padding: 22px; margin-bottom: 12px;
  border: 2px dashed #b7c3d3; border-radius: 12px; background: var(--weiss); color: var(--leise); cursor: pointer; transition: .15s;
}
.import-zone strong { display: block; color: var(--text); font-size: 15px; margin-bottom: 2px; }
.import-zone span { font-size: 12px; }
.import-zone:hover, .import-zone.drueber { border-color: var(--blau); background: var(--blau-hell); color: var(--blau); }
.import-zone.drueber { transform: scale(1.005); box-shadow: 0 0 0 4px rgba(31, 95, 174, .12); }
.import-status { display: grid; grid-template-columns: auto 1fr; gap: 6px 14px; align-items: center; padding: 12px 16px; margin-bottom: 12px; background: var(--weiss); border: 1px solid var(--rand); border-radius: 10px; }
.import-status .fortschritt { grid-column: 1 / -1; height: 6px; background: #e3e9f1; border-radius: 3px; overflow: hidden; }
.import-status .fortschritt div { height: 100%; width: 0; background: var(--blau); transition: width .4s; }
.import-text { min-width: 0; }
.import-text .leise { white-space: nowrap; overflow: hidden; text-overflow: ellipsis; max-width: 100%; }

.filter { display: inline-flex; border: 1px solid #c8d0da; border-radius: 7px; overflow: hidden; background: #fff; }
.filter button { border: 0; border-radius: 0; padding: 6px 14px; }
.filter button + button { border-left: 1px solid #c8d0da; }
.filter button.aktiv { background: var(--blau); color: #fff; }

.tabelle tr.gebucht td { color: var(--leise); }
.tabelle tr.leer td { text-align: center; color: var(--leise); padding: 26px; cursor: default; }
.eb-mailzelle { max-width: 280px; }
.eb-mailzelle .leise, .eb-datei { white-space: nowrap; overflow: hidden; text-overflow: ellipsis; max-width: 260px; }
.status.offen { background: var(--orange-hell); color: var(--orange); }
.status.gebucht { background: var(--gruen-hell); color: var(--gruen); }

.protokoll { margin-top: 16px; }
.protokoll-ergebnis { max-width: 520px; font-size: 12px; }
.knopf.klein { padding: 3px 9px; font-size: 12px; }

/* Bearbeitungsleiste im Eingangsbuch */
.buch-leiste {
  display: flex; align-items: center; gap: 14px; padding: 8px 12px; margin-bottom: 12px; flex-wrap: wrap;
  background: #16263d; color: #fff; border-radius: 10px; position: sticky; top: 60px; z-index: 5;
}
.buch-leiste button { background: rgba(255,255,255,.08); border-color: rgba(255,255,255,.25); color: #fff; }
.buch-leiste button:hover:not(:disabled) { background: rgba(255,255,255,.18); }
.buch-leiste button:disabled { opacity: .4; cursor: default; }
.buch-leiste button.gefahr { color: #ffb4aa; border-color: rgba(255,140,120,.5); }
.eb-pos { white-space: nowrap; }
.eb-pos span { opacity: .75; }
.buch-leiste .eb-mail { flex: 1; min-width: 160px; justify-content: flex-start; background: none; border: 0; color: #c9d4e3; overflow: hidden; white-space: nowrap; text-overflow: ellipsis; display: block; text-align: left; }
.buch-leiste .eb-mail b { color: #fff; }
.eb-aktionen { display: flex; gap: 6px; flex-wrap: wrap; }

.vorschau-tabs { display: flex; gap: 2px; align-items: flex-end; border-bottom: 1px solid var(--rand); margin-bottom: -10px; }
.vorschau-tabs button { border-radius: 8px 8px 0 0; border-bottom: 0; padding: 5px 12px; font-size: 12px; background: #eef1f5; }
.vorschau-tabs button.aktiv { background: var(--weiss); font-weight: 600; box-shadow: 0 1px 0 var(--weiss); }
.vorschau-tabs .neues-fenster { margin-left: auto; padding: 4px 8px; color: var(--leise); text-decoration: none; }
.vorschau-tabs .neues-fenster:hover { color: var(--blau); }

.abgleich summary { display: flex; gap: 10px; align-items: center; }
.abgleich tr.ab-ok td:last-child { color: var(--gruen); font-weight: 700; }
.abgleich tr.ab-abweichung td { background: var(--rot-hell); }
.abgleich tr.ab-abweichung td:last-child { color: var(--rot); font-weight: 700; }
.abgleich tr.ab-unbekannt td:last-child { color: var(--leise); }

.validierung summary { display: flex; gap: 10px; align-items: center; }
.validierung td.vb-regel { white-space: nowrap; font-family: ui-monospace, Consolas, monospace; font-size: 12px; }
.validierung tr.vb-fehler td { background: var(--rot-hell); }
.validierung tr.vb-warnung td { background: var(--orange-hell); }

.mail-ansicht { width: 100%; overflow: auto; }
.mail-kopf { padding: 12px 16px; background: var(--hinter); border-bottom: 1px solid var(--rand); line-height: 1.6; }
.mail-kopf b { font-size: 15px; }
.mail-text { white-space: pre-wrap; font: inherit; padding: 14px 16px; margin: 0; }
.modal .mail-ansicht { margin: -8px -8px 0; }

/* Sonstige Eingänge */
.sonstige { display: grid; grid-template-columns: minmax(300px, 380px) 1fr; gap: 16px; align-items: start; }
.so-liste { display: flex; flex-direction: column; gap: 8px; max-height: calc(100vh - 190px); overflow: auto; padding-right: 2px; }
.so-karte { background: var(--weiss); border: 1px solid var(--rand); border-radius: 10px; padding: 10px 12px; cursor: pointer; display: flex; flex-direction: column; gap: 3px; }
.so-karte:hover { border-color: #9cc2f5; }
.so-karte.aktiv { border-color: var(--blau); box-shadow: 0 0 0 2px rgba(31, 95, 174, .15); }
.so-oben { display: flex; justify-content: space-between; align-items: center; gap: 8px; }
.so-betreff { font-size: 13px; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.so-kurz { display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
.so-notiz { font-size: 12px; color: var(--blau); }
.so-detail { background: var(--weiss); border: 1px solid var(--rand); border-radius: 10px; padding: 14px 16px; display: flex; flex-direction: column; gap: 10px; position: sticky; top: 68px; }
.so-kopf { display: flex; justify-content: space-between; align-items: center; gap: 10px; flex-wrap: wrap; }
.so-aktionen { display: flex; gap: 6px; flex-wrap: wrap; }
.so-zusammenfassung { margin: 0; padding: 10px 12px; background: var(--blau-hell); border-left: 4px solid var(--blau); border-radius: 6px; }
.so-detail .rd-kopf { margin: 0; }
.so-vorschau { min-height: 0; height: calc(100vh - 470px); }
.so-vorschau iframe, .so-vorschau img { min-height: 360px; }

@media (max-width: 1100px) {
  .erfassung { grid-template-columns: 1fr; }
  .beleg-spalte { position: static; max-height: none; }
  .sonstige { grid-template-columns: 1fr; }
  .so-detail { position: static; }
}

/* ---------- Anmeldung, Mandant, Administration ---------- */
.mandant-wahl { margin-left: 10px; font-size: 13px; padding: 3px 6px; border-radius: 6px; max-width: 260px; }
.benutzer { display: flex; align-items: center; gap: 8px; margin-left: 12px; font-size: 13px; opacity: .9; white-space: nowrap; }
.hinweis-balken { margin: 0 0 16px; padding: 12px 16px; border-radius: 8px; background: #fff4d6; border: 1px solid #f0d48a; color: #6b4e00; }
body.ohne-mandant #navigation button:not([data-seite="admin"]) { display: none; }
.admin-raster { display: grid; gap: 16px; }
.admin-raster .karte p.leise { margin: 4px 0 12px; }
.fehler-text { color: #b42318; }