:root {
  --ink: #1B2A4A;          /* Tiefes Blaupausen-Navy */
  --ink-soft: #3C4E70;
  --paper: #F3F4F7;         /* Neutrales Blaugrau, kein Warm-Cream */
  --paper-raised: #FFFFFF;
  --line: #DBDEE6;
  --copper: #B5652D;        /* Baustellen-Kupfer als Akzent */
  --copper-soft: #E7C9AC;
  --green: #3E7A4E;
  --red: #B4453B;
  --grey-text: #5C6478;
  --radius: 10px;
  --font-head: "Space Grotesk", sans-serif;
  --font-body: "Inter", sans-serif;
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--font-body);
  font-variant-numeric: tabular-nums;
}

h1, h2, h3 { font-family: var(--font-head); margin: 0; }

.hidden { display: none !important; }

/* ---------- Topbar ---------- */

.topbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 16px;
  background: var(--ink);
  color: #fff;
  padding: 18px 28px;
  border-bottom: 4px solid var(--copper);
}

.brand { display: flex; align-items: center; gap: 12px; }

.brand-mark {
  width: 34px;
  height: 34px;
  border-radius: 4px;
  background:
    linear-gradient(135deg, var(--copper) 0 50%, transparent 50% 100%),
    linear-gradient(315deg, var(--copper-soft) 0 50%, transparent 50% 100%);
  background-color: #24365e;
  flex-shrink: 0;
}

.brand-text h1 { font-size: 1.25rem; font-weight: 600; letter-spacing: 0.01em; }
.brand-text p { margin: 2px 0 0; font-size: 0.8rem; color: #B7C0D6; }

.upload-zone { display: flex; gap: 10px; flex-wrap: wrap; }

.upload-btn {
  display: flex;
  flex-direction: column;
  gap: 3px;
  background: #24365e;
  border: 1px solid #3C4E70;
  padding: 8px 14px;
  border-radius: var(--radius);
  font-size: 0.82rem;
  cursor: pointer;
  transition: border-color 0.15s ease;
}
.upload-btn:hover { border-color: var(--copper); }

.upload-state {
  font-size: 0.72rem;
  color: #93A0BE;
}
.upload-state.ok { color: #8FD3A5; }
.upload-state.error { color: #E79690; }

/* ---------- Account / topbar right ---------- */

.topbar-right { display: flex; align-items: center; gap: 20px; flex-wrap: wrap; }

.account-zone { display: flex; align-items: center; gap: 8px; }

.account-info {
  display: flex;
  flex-direction: column;
  margin-right: 4px;
  line-height: 1.25;
}
.account-name { font-size: 0.85rem; font-weight: 600; }
.account-role { font-size: 0.7rem; color: #9AA6C2; text-transform: capitalize; }

.icon-btn {
  background: #24365e;
  border: 1px solid #3C4E70;
  color: #fff;
  padding: 7px 12px;
  border-radius: var(--radius);
  font-size: 0.8rem;
  font-family: var(--font-body);
  cursor: pointer;
  transition: border-color 0.15s ease;
}
.icon-btn:hover { border-color: var(--copper); }
.logout-btn { background: transparent; border-color: #3C4E70; }

/* ---------- Modals ---------- */

.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(15, 20, 35, 0.55);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 50;
  padding: 20px;
}

.modal {
  background: var(--paper-raised);
  border-radius: var(--radius);
  padding: 26px 26px 22px;
  width: 100%;
  max-width: 380px;
  box-shadow: 0 20px 50px rgba(0,0,0,0.3);
}
.modal-wide { max-width: 560px; }

.modal h3 { font-size: 1.05rem; margin-bottom: 16px; }
.modal h4 { font-size: 0.88rem; margin: 18px 0 10px; color: var(--ink-soft); }

.modal-field { margin-bottom: 12px; }
.modal-field label { display: block; font-size: 0.78rem; font-weight: 600; margin-bottom: 4px; color: var(--ink-soft); }
.modal-field input {
  width: 100%;
  padding: 9px 10px;
  border: 1px solid var(--line);
  border-radius: 6px;
  font-family: var(--font-body);
  font-size: 0.9rem;
  background: var(--paper);
}

.modal-field-row { display: flex; gap: 8px; flex-wrap: wrap; }
.modal-field-row input, .modal-field-row select {
  padding: 9px 10px;
  border: 1px solid var(--line);
  border-radius: 6px;
  font-family: var(--font-body);
  font-size: 0.85rem;
  background: var(--paper);
}
.modal-field-row input { flex: 1; min-width: 130px; }

.modal-error {
  background: #F5E4E2;
  color: var(--red);
  border-radius: 6px;
  padding: 8px 11px;
  font-size: 0.8rem;
  margin-bottom: 14px;
}

.modal-actions {
  display: flex;
  justify-content: flex-end;
  gap: 10px;
  margin-top: 18px;
}

.btn-primary, .btn-secondary {
  padding: 8px 16px;
  border-radius: 6px;
  font-family: var(--font-body);
  font-size: 0.85rem;
  font-weight: 600;
  cursor: pointer;
  border: 1px solid transparent;
}
.btn-primary { background: var(--ink); color: #fff; }
.btn-primary:hover { background: var(--copper); }
.btn-secondary { background: transparent; border-color: var(--line); color: var(--ink); }
.btn-secondary:hover { border-color: var(--copper); }

.users-table { width: 100%; border-collapse: collapse; font-size: 0.85rem; margin-bottom: 4px; }
.users-table th { text-align: left; padding: 7px 8px; border-bottom: 1px solid var(--line); color: var(--grey-text); font-weight: 600; }
.users-table td { padding: 7px 8px; border-bottom: 1px solid var(--line); }
.users-table .delete-user-btn {
  background: transparent;
  border: 1px solid var(--red);
  color: var(--red);
  border-radius: 6px;
  padding: 4px 9px;
  font-size: 0.75rem;
  cursor: pointer;
}
.users-table .delete-user-btn:hover { background: #F5E4E2; }

/* ---------- Tabs ---------- */

.tabs {
  display: flex;
  gap: 4px;
  background: var(--ink);
  padding: 0 28px;
  border-bottom: 1px solid #2C3E64;
}

.tab-btn {
  background: transparent;
  border: none;
  color: #B7C0D6;
  padding: 12px 16px;
  font-family: var(--font-body);
  font-size: 0.88rem;
  font-weight: 500;
  cursor: pointer;
  border-bottom: 3px solid transparent;
  transition: color 0.15s ease, border-color 0.15s ease;
}
.tab-btn:hover { color: #fff; }
.tab-btn.active { color: #fff; border-bottom-color: var(--copper); font-weight: 600; }

.tab-panel { padding: 26px 28px 60px; max-width: 1400px; margin: 0 auto; }

.tab-empty {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 30vh;
  color: var(--grey-text);
  background: var(--paper-raised);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 30px;
  text-align: center;
}

/* ---------- Ampel-Badges ---------- */

.ampel {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 2px 10px;
  border-radius: 999px;
  font-size: 0.75rem;
  font-weight: 600;
}
.ampel-gruen { background: #E4F1E7; color: var(--green); }
.ampel-gelb { background: #FBF0D6; color: #9A7412; }
.ampel-rot { background: #F5E4E2; color: var(--red); }
.ampel-unbekannt { background: #ECEDF1; color: var(--grey-text); }

.ampel-dot {
  width: 8px; height: 8px; border-radius: 50%; display: inline-block;
}
.ampel-gruen .ampel-dot { background: var(--green); }
.ampel-gelb .ampel-dot { background: #C99A16; }
.ampel-rot .ampel-dot { background: var(--red); }
.ampel-unbekannt .ampel-dot { background: var(--grey-text); }

.ampel-cell-count {
  font-variant-numeric: tabular-nums;
  font-weight: 600;
}

/* ---------- Einstellungen (E-Mail) ---------- */

.settings-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px 16px;
  margin-bottom: 6px;
}

.settings-hint {
  font-size: 0.85rem;
  color: var(--grey-text);
  background: var(--paper);
  border-radius: 8px;
  padding: 10px 14px;
  margin: 0 0 16px;
}

.checkbox-label {
  display: flex;
  align-items: center;
  gap: 7px;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--ink-soft);
}
.checkbox-label input { width: 16px; height: 16px; }

.modal-success {
  background: #E4F1E7;
  color: var(--green);
  border-radius: 6px;
  padding: 8px 11px;
  font-size: 0.8rem;
  margin-bottom: 14px;
}

.last-run-info {
  margin-top: 16px;
  padding-top: 14px;
  border-top: 1px solid var(--line);
  font-size: 0.82rem;
  color: var(--grey-text);
}
.last-run-info strong { color: var(--ink); }
.last-run-info .run-list { margin: 4px 0 10px; }

/* ---------- Branding (Logo/Icon) ---------- */

.branding-row {
  display: flex;
  gap: 20px;
  margin-bottom: 8px;
  flex-wrap: wrap;
}

.branding-item {
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.branding-item label {
  font-size: 0.78rem;
  font-weight: 600;
  color: var(--ink-soft);
}

.branding-preview {
  width: 88px;
  height: 88px;
  border: 1px dashed var(--line);
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--paper);
  overflow: hidden;
}
.branding-preview-img {
  max-width: 100%;
  max-height: 100%;
  object-fit: contain;
}
.branding-preview-empty {
  font-size: 0.68rem;
  color: var(--grey-text);
  text-align: center;
  padding: 0 6px;
}

.branding-actions { display: flex; gap: 6px; }
.branding-actions .btn-secondary { padding: 5px 10px; font-size: 0.75rem; }

/* Standard-Markenzeichen ausblenden, sobald ein Logo greift (siehe branding.js) */
.brand-logo.hidden { display: none; }

/* ---------- Empty state ---------- */

.empty-state {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 60vh;
  padding: 24px;
}

.empty-card {
  max-width: 460px;
  text-align: center;
  background: var(--paper-raised);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 36px 30px;
}
.empty-card h2 { font-size: 1.15rem; margin-bottom: 10px; }
.empty-card p { color: var(--grey-text); font-size: 0.92rem; line-height: 1.5; margin: 0; }

/* ---------- Layout ---------- */

.dashboard { padding: 26px 28px 60px; max-width: 1400px; margin: 0 auto; }

/* KPI row */

.kpi-row {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(190px, 1fr));
  gap: 14px;
  margin-bottom: 22px;
}

.kpi-card {
  background: var(--paper-raised);
  border: 1px solid var(--line);
  border-left: 4px solid var(--copper);
  border-radius: var(--radius);
  padding: 16px 18px;
}

.kpi-card .kpi-value {
  font-family: var(--font-head);
  font-size: 1.8rem;
  font-weight: 700;
  line-height: 1.1;
}

.kpi-card .kpi-label {
  margin-top: 4px;
  font-size: 0.8rem;
  color: var(--grey-text);
}

/* Charts */

.chart-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 16px;
  margin-bottom: 26px;
}

.chart-card {
  background: var(--paper-raised);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 18px;
  min-height: 300px;
  display: flex;
  flex-direction: column;
}

.chart-card h3 {
  font-size: 0.95rem;
  font-weight: 600;
  margin-bottom: 12px;
  color: var(--ink-soft);
}

.chart-card canvas { flex: 1; max-height: 260px; }

.chart-card-wide { grid-column: 1 / -1; }

@media (max-width: 860px) {
  .chart-grid { grid-template-columns: 1fr; }
}

/* Table */

.table-section {
  background: var(--paper-raised);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 18px;
}

.table-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 12px;
  margin-bottom: 14px;
}

.table-header h3 { font-size: 1rem; }

.table-controls { display: flex; gap: 8px; flex-wrap: wrap; }

.table-controls input,
.table-controls select {
  font-family: var(--font-body);
  font-size: 0.85rem;
  padding: 7px 10px;
  border: 1px solid var(--line);
  border-radius: 6px;
  background: var(--paper);
  color: var(--ink);
}
.table-controls input { min-width: 220px; }

.table-wrap { overflow-x: auto; max-height: 520px; overflow-y: auto; border: 1px solid var(--line); border-radius: 8px; }

table { border-collapse: collapse; width: 100%; font-size: 0.85rem; }

thead th {
  position: sticky;
  top: 0;
  background: var(--ink);
  color: #fff;
  text-align: left;
  padding: 10px 12px;
  font-weight: 500;
  white-space: nowrap;
}

tbody td {
  padding: 8px 12px;
  border-bottom: 1px solid var(--line);
  white-space: nowrap;
}

tbody tr:hover { background: var(--paper); }

.badge {
  display: inline-block;
  padding: 2px 9px;
  border-radius: 999px;
  font-size: 0.75rem;
  font-weight: 600;
}
.badge-aktiv { background: #E4F1E7; color: var(--green); }
.badge-inaktiv { background: #F5E4E2; color: var(--red); }
.badge-unbekannt { background: #ECEDF1; color: var(--grey-text); }

.table-footnote {
  margin: 10px 2px 0;
  font-size: 0.8rem;
  color: var(--grey-text);
}