:root {
  --primaer: #2563eb;
  --primaer-dunkel: #1d4ed8;
  --hintergrund: #f4f6f9;
  --karte: #ffffff;
  --rand: #dbe1ea;
  --text: #1f2937;
  --text-hell: #6b7280;
  --gefahr: #dc2626;
  --erfolg: #16a34a;
}

* { box-sizing: border-box; }
body {
  margin: 0;
  font-family: -apple-system, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  background: var(--hintergrund);
  color: var(--text);
  font-size: 14px;
}

h1 { font-size: 20px; margin: 4px 0 14px; }
h2 { font-size: 16px; margin: 0 0 10px; }

a { color: var(--primaer); text-decoration: none; }

/* ---------------------------------------------------------------- Topbar */
.topbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 10px;
  background: #111827;
  color: #fff;
  padding: 8px 16px;
}
.topbar-left { display: flex; align-items: center; gap: 18px; flex-wrap: wrap; }
.logo { font-weight: 700; font-size: 16px; white-space: nowrap; }
.tabs { display: flex; gap: 4px; flex-wrap: wrap; }
.tab {
  color: #cbd5e1;
  padding: 6px 10px;
  border-radius: 6px;
  font-size: 13px;
  white-space: nowrap;
}
.tab:hover { background: #1f2937; color: #fff; }
.tab.aktiv { background: var(--primaer); color: #fff; }
.tab-admin { border: 1px solid #4b5563; }

.topbar-right { display: flex; align-items: center; gap: 10px; flex-wrap: wrap; }
.monat-form { display: flex; gap: 8px; align-items: center; }
.monat-form label { display: flex; align-items: center; gap: 4px; font-size: 12px; color: #cbd5e1; }
.monat-form input { width: 60px; padding: 3px 5px; border-radius: 4px; border: 1px solid #4b5563; background: #1f2937; color: #fff; }
.benutzer-info { font-size: 13px; color: #e5e7eb; }
.badge { background: var(--primaer); border-radius: 10px; padding: 1px 7px; font-size: 11px; margin-left: 4px; }
.link-klein { font-size: 12px; color: #93c5fd; }

/* ------------------------------------------------------------------ Content */
.content { padding: 18px 22px 60px; max-width: 1500px; margin: 0 auto; }

.hinweis-text { color: var(--text-hell); font-size: 12.5px; line-height: 1.5; max-width: 1100px; margin: 8px 0 16px; }

.flash-container { margin-bottom: 14px; }
.flash { padding: 9px 14px; border-radius: 6px; margin-bottom: 6px; font-size: 13.5px; }
.flash-fehler { background: #fee2e2; color: #991b1b; border: 1px solid #fecaca; }
.flash-erfolg { background: #dcfce7; color: #166534; border: 1px solid #bbf7d0; }
.flash-hinweis { background: #e0f2fe; color: #075985; border: 1px solid #bae6fd; }

/* -------------------------------------------------------------------- Login */
.login-wrapper { display: flex; justify-content: center; align-items: center; min-height: 70vh; }
.login-box {
  background: var(--karte);
  border: 1px solid var(--rand);
  border-radius: 12px;
  padding: 32px;
  width: 340px;
  box-shadow: 0 4px 18px rgba(0,0,0,0.06);
}
.login-box h1 { text-align: center; }
.untertitel { text-align: center; color: var(--text-hell); margin-top: 0; margin-bottom: 18px; font-size: 13px; }
.login-box label { display: block; margin-bottom: 14px; font-size: 13px; color: var(--text-hell); }
.login-box input { width: 100%; margin-top: 5px; padding: 9px 10px; border: 1px solid var(--rand); border-radius: 6px; font-size: 14px; }

.hinweis-box { max-width: 600px; margin: 60px auto; text-align: center; }

/* -------------------------------------------------------------------- Buttons */
.btn {
  border: none;
  border-radius: 6px;
  padding: 9px 16px;
  font-size: 13.5px;
  cursor: pointer;
  font-weight: 600;
}
.btn-primaer { background: var(--primaer); color: #fff; }
.btn-primaer:hover { background: var(--primaer-dunkel); }
.btn-sekundaer { background: #e5e7eb; color: var(--text); }
.btn-sekundaer:hover { background: #d1d5db; }
.btn-block { width: 100%; }
.btn-klein { font-size: 11.5px; padding: 4px 8px; border-radius: 5px; border: 1px solid var(--rand); background: #fff; cursor: pointer; }
.btn-gefahr { color: var(--gefahr); border-color: #fecaca; }
.btn-gefahr:hover { background: #fee2e2; }

/* --------------------------------------------------------------------- Karten */
.karte {
  background: var(--karte);
  border: 1px solid var(--rand);
  border-radius: 10px;
  padding: 16px;
  margin: 14px 0;
  max-width: 1100px;
}
.inline-form { display: flex; flex-wrap: wrap; gap: 12px; align-items: end; }
.inline-form label { display: flex; flex-direction: column; font-size: 12px; color: var(--text-hell); gap: 4px; }
.inline-form input, .inline-form select { padding: 7px 8px; border: 1px solid var(--rand); border-radius: 5px; font-size: 13.5px; }
.checkbox-label { flex-direction: row !important; align-items: center; gap: 6px !important; }
.radio-label { display: inline-flex; align-items: center; gap: 6px; margin-right: 16px; font-size: 13.5px; }

fieldset { border: 1px solid var(--rand); border-radius: 8px; margin: 10px 0; padding: 10px 14px; }
fieldset legend { font-size: 12px; color: var(--text-hell); padding: 0 4px; }

.benutzer-bearbeiten-form { display: flex; flex-direction: column; gap: 10px; max-width: 640px; }
.benutzer-bearbeiten-form label { display: flex; flex-direction: column; gap: 4px; font-size: 12px; color: var(--text-hell); }
.benutzer-bearbeiten-form input, .benutzer-bearbeiten-form select { padding: 7px 8px; border: 1px solid var(--rand); border-radius: 5px; font-size: 13.5px; }

.versteckt { display: none; }

/* ---------------------------------------------------------------------- Zeitraum */
.zeitraum-box { background: var(--karte); border: 1px solid var(--rand); border-radius: 10px; padding: 12px 16px; margin-bottom: 14px; max-width: 1100px; }
.zeitraum-box summary { cursor: pointer; font-weight: 600; }
.zeitraum-form { display: flex; flex-wrap: wrap; gap: 12px; align-items: end; margin-top: 12px; }
.zeitraum-form label { display: flex; flex-direction: column; font-size: 12px; color: var(--text-hell); gap: 4px; }
.zeitraum-form input, .zeitraum-form select { padding: 7px 8px; border: 1px solid var(--rand); border-radius: 5px; }

/* ------------------------------------------------------------------------ Tabellen */
.einfache-tabelle { border-collapse: collapse; width: 100%; max-width: 1300px; background: var(--karte); border: 1px solid var(--rand); border-radius: 8px; overflow: hidden; margin-bottom: 14px; }
.einfache-tabelle.schmal { max-width: 900px; }
.einfache-tabelle th, .einfache-tabelle td { padding: 7px 10px; border-bottom: 1px solid var(--rand); text-align: center; font-size: 13px; }
.einfache-tabelle th { background: #f1f5f9; font-weight: 600; }
.einfache-tabelle tbody tr:hover { background: #f8fafc; }

.einfache-liste { list-style: none; padding: 0; margin: 8px 0 0; }
.einfache-liste li { display: flex; justify-content: space-between; align-items: center; padding: 6px 4px; border-bottom: 1px solid var(--rand); font-size: 13px; }

/* ------------------------------------------------------------------- Kalender/Plan-Gitter */
.grid-wrapper { overflow-x: auto; background: var(--karte); border: 1px solid var(--rand); border-radius: 10px; padding: 4px; }
table.plan-grid { border-collapse: collapse; font-size: 11.5px; }
table.plan-grid th, table.plan-grid td {
  border: 1px solid #e5e7eb;
  padding: 2px 3px;
  text-align: center;
  white-space: nowrap;
}
table.plan-grid thead th { background: #f1f5f9; position: sticky; top: 0; z-index: 2; font-size: 11px; }
table.plan-grid td:first-child, table.plan-grid th:first-child { position: sticky; left: 0; background: #fff; z-index: 1; }
table.plan-grid select { font-size: 11.5px; padding: 2px; border-radius: 3px; border: 1px solid #c7ced9; width: 62px; }
table.plan-grid .zeit-input { width: 44px; font-size: 11px; padding: 2px; border-radius: 3px; border: 1px solid #c7ced9; text-align: center; }
table.plan-grid .zeit-input.abweichung { background: #111827; color: #fff; border-color: #111827; }
table.plan-grid .sonntag-leer { color: var(--text-hell); font-style: italic; font-size: 11px; }
table.plan-grid tfoot td { font-weight: 700; background: #f8fafc; }
.summen-label { text-align: right !important; padding-right: 8px !important; }