:root {
  --bg: #f4f5f7; --card-bg: #fff; --text: #1c2430; --muted: #6b7280;
  --border: #e2e5ea; --primary: #2563eb; --primary-text: #fff;
  --gefahr: #dc2626; --gefahr-text: #fff;
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #14181f; --card-bg: #1c222c; --text: #e6e9ef;
    --muted: #98a1af; --border: #2c3340; --primary: #3b82f6; --primary-text: #0b1220;
    --gefahr: #ef4444; --gefahr-text: #1c0a0a;
  }
}
* { box-sizing: border-box; }
body {
  margin: 0; background: var(--bg); color: var(--text);
  font-family: system-ui, -apple-system, "Segoe UI", sans-serif; line-height: 1.45;
}
.topbar {
  padding: 1.2rem 1.5rem; border-bottom: 1px solid var(--border);
  display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: .8rem;
}
.topbar h1 { margin: 0; font-size: 1.3rem; }
.topbar-aktionen { display: flex; gap: .5rem; align-items: center; }
.brand { text-decoration: none; color: inherit; }
main { max-width: 1000px; margin: 0 auto; padding: 1.5rem; }
footer { text-align: center; color: var(--muted); font-size: .8rem; padding: 1.5rem; }
.flash { padding: .7rem 1rem; border-radius: 8px; margin-bottom: 1rem; }
.flash-ok { background: #dcfce7; color: #166534; }
.flash-err { background: #fee2e2; color: #991b1b; }
@media (prefers-color-scheme: dark) {
  .flash-ok { background: #14532d; color: #bbf7d0; }
  .flash-err { background: #7f1d1d; color: #fecaca; }
}
.login-shell { display: flex; justify-content: center; padding-top: 3rem; }
.login-shell .card { width: 100%; max-width: 340px; }
.feld { margin-bottom: .9rem; display: flex; flex-direction: column; gap: .3rem; }
.feld label { font-size: .85rem; color: var(--muted); }
.feld input {
  padding: .55rem .7rem; border-radius: 6px; border: 1px solid var(--border);
  background: var(--bg); color: var(--text); font-size: 1rem;
}
.login-shell button { width: 100%; margin-top: .3rem; padding: .6rem; font-size: 1rem; }
.card {
  background: var(--card-bg); border: 1px solid var(--border); border-radius: 10px;
  padding: 1.1rem 1.3rem; min-width: 0;
}
.karten-grid {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(180px, 1fr)); gap: 1rem;
}
.kennzahl { font-size: 2rem; font-weight: 700; margin: 0; }
.gedaempft { color: var(--muted); }
.gedaempft a { color: var(--primary); }
.btn {
  display: inline-block; padding: .4rem .8rem; border-radius: 6px; text-decoration: none;
  font-size: .85rem; white-space: nowrap; border: none; cursor: pointer; font-family: inherit;
}
.btn-primary { background: var(--primary); color: var(--primary-text); }
.btn-klein { background: var(--border); color: var(--text); padding: .3rem .6rem; font-size: .8rem; }
.btn-gefahr { background: var(--gefahr); color: var(--gefahr-text); }
.mandant {
  border: 1px solid var(--border); border-radius: 8px; margin-top: .7rem; padding: .9rem 1rem;
}
.mandant-kopf { display: flex; justify-content: space-between; align-items: flex-start; gap: 1rem; flex-wrap: wrap; }
.mandant-name { font-weight: 600; display: block; }
.mandant-domain { color: var(--muted); font-size: .85rem; }
.mandant-status { display: flex; gap: .4rem; align-items: center; flex-wrap: wrap; }
.mandant-aktionen { display: flex; gap: .6rem; margin-top: .8rem; }
.mandant-aktionen form { margin: 0; }
.badge-gesetzt, .badge-nicht-gesetzt, .badge-fehler {
  display: inline-block; padding: .15rem .6rem; border-radius: 10px; font-size: .78rem;
}
.badge-gesetzt { background: #dcfce7; color: #166534; }
.badge-nicht-gesetzt { background: var(--border); color: var(--muted); }
.badge-fehler { background: #fee2e2; color: #991b1b; }
@media (prefers-color-scheme: dark) {
  .badge-gesetzt { background: #14532d; color: #bbf7d0; }
  .badge-fehler { background: #7f1d1d; color: #fecaca; }
}
.formular-grid {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: 1rem;
  align-items: end; margin-top: 1rem;
}
.formular-grid .btn { grid-column: 1 / -1; justify-self: start; }
.filter-leiste { display: flex; gap: .5rem; flex-wrap: wrap; margin-bottom: 1rem; }
.badge-kategorie {
  display: inline-block; padding: .15rem .6rem; border-radius: 10px; font-size: .78rem;
  background: var(--border); color: var(--text);
}
.badge-kategorie-rechnung { background: #dbeafe; color: #1e40af; }
.badge-kategorie-mahnung { background: #fee2e2; color: #991b1b; }
.badge-kategorie-anfrage { background: #fef3c7; color: #92400e; }
.badge-kategorie-amazon_bestellung { background: #ede9fe; color: #5b21b6; }
@media (prefers-color-scheme: dark) {
  .badge-kategorie-rechnung { background: #1e3a8a; color: #bfdbfe; }
  .badge-kategorie-mahnung { background: #7f1d1d; color: #fecaca; }
  .badge-kategorie-anfrage { background: #78350f; color: #fde68a; }
  .badge-kategorie-amazon_bestellung { background: #4c1d95; color: #ddd6fe; }
}