@import url('https://fonts.googleapis.com/css2?family=DM+Sans:wght@300;400;500;600&family=DM+Mono:wght@400;500&display=swap');

/* ── CI Custom Properties ─────────────────────────────────────── */

:root {
  /* Primärrot */
  --egner-rot:        #B71C42;
  --egner-rot-dark:   #8C1432;
  --egner-rot-light:  #F5E6EA;

  /* Sekundär Cyan */
  --egner-cyan:       #00A8C0;
  --egner-cyan-dark:  #007A8C;
  --egner-cyan-light: #E0F6FA;

  /* Neutrals */
  --egner-anthrazit:  #2D2D2D;
  --egner-grau-dk:    #555555;
  --egner-grau-md:    #888888;
  --egner-grau-lt:    #D4D4D4;
  --egner-grau-bg:    #F4F4F2;
  --egner-weiss:      #FFFFFF;

  /* Aliase für bestehenden Code */
  --primary:       var(--egner-rot);
  --primary-dark:  var(--egner-rot-dark);
  --primary-light: var(--egner-rot-light);
  --accent:        var(--egner-cyan);
  --text:          var(--egner-anthrazit);
  --text-muted:    var(--egner-grau-dk);
  --border:        var(--egner-grau-lt);
  --bg:            var(--egner-grau-bg);
  --bg-white:      var(--egner-weiss);

  /* Layout */
  --sidebar-w:        200px;
  --topbar-h:          52px;
  --content-padding:   24px;
  --card-radius:        6px;
  --border-radius-sm:   4px;
  --border-radius-lg:   8px;
  --radius:    var(--border-radius-sm);
  --shadow:    none;

  /* Typografie */
  --font-sans: 'DM Sans', 'Helvetica Neue', Arial, sans-serif;
  --font-mono: 'DM Mono', 'Courier New', monospace;

  --text-xs:   11px;
  --text-sm:   13px;
  --text-base: 15px;
  --text-lg:   18px;
  --text-xl:   22px;
  --text-2xl:  28px;

  --weight-light:   300;
  --weight-regular: 400;
  --weight-medium:  500;
  --weight-semi:    600;

  --tracking-wide:  0.08em;
  --tracking-wider: 0.14em;
}

/* ── Reset ───────────────────────────────────────────────────── */

* { box-sizing: border-box; margin: 0; padding: 0; }

body {
  font-family: var(--font-sans);
  font-size: var(--text-sm);
  color: var(--egner-anthrazit);
  background: var(--egner-grau-bg);
  -webkit-font-smoothing: antialiased;
}

/* ── Layout ─────────────────────────────────────────────────── */

#app { display: flex; height: 100vh; overflow: hidden; }

#main { flex: 1; display: flex; flex-direction: column; overflow: hidden; min-width: 0; }

#content { flex: 1; overflow-y: auto; padding: var(--content-padding); }

/* ── Sidebar ─────────────────────────────────────────────────── */

#sidebar {
  width: var(--sidebar-w);
  background: var(--egner-weiss);
  border-right: 1px solid var(--egner-grau-lt);
  display: flex;
  flex-direction: column;
  flex-shrink: 0;
  overflow-y: auto;
}

.sidebar-brand {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 14px 16px;
  border-bottom: 1px solid var(--egner-grau-lt);
  flex-shrink: 0;
}

.brand-text { display: flex; flex-direction: column; gap: 1px; }

.brand-name {
  font-size: 14px;
  font-weight: var(--weight-semi);
  color: var(--egner-anthrazit);
  letter-spacing: 0.04em;
  line-height: 1.2;
}

.brand-sub {
  font-size: 10px;
  color: var(--egner-grau-md);
  text-transform: uppercase;
  letter-spacing: var(--tracking-wide);
  line-height: 1.2;
}

#main-nav { padding: 10px 0; flex: 1; }

.nav-section {
  font-size: var(--text-xs);
  font-weight: var(--weight-medium);
  color: var(--egner-grau-md);
  text-transform: uppercase;
  letter-spacing: var(--tracking-wide);
  padding: 14px 16px 4px;
}

.nav-item {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 9px 16px;
  color: var(--egner-grau-dk);
  text-decoration: none;
  font-size: var(--text-sm);
  font-weight: var(--weight-regular);
  cursor: pointer;
  border-left: 3px solid transparent;
  transition: background 0.1s, color 0.1s;
}

.nav-item:hover {
  background: var(--egner-grau-bg);
  color: var(--egner-anthrazit);
}

.nav-item.active {
  border-left-color: var(--egner-rot);
  background: var(--egner-rot-light);
  color: var(--egner-rot-dark);
  font-weight: var(--weight-medium);
}

.nav-icon { font-size: 15px; width: 18px; text-align: center; }

.nav-divider {
  border: none;
  border-top: 1px solid var(--egner-grau-lt);
  margin: 8px 0;
}

/* ── Topbar ──────────────────────────────────────────────────── */

#topbar {
  height: var(--topbar-h);
  background: var(--egner-weiss);
  border-bottom: 1px solid var(--egner-grau-lt);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 24px;
  flex-shrink: 0;
}

#breadcrumb {
  font-size: var(--text-base);
  font-weight: var(--weight-semi);
  color: var(--egner-anthrazit);
  letter-spacing: 0.02em;
}

#topbar-actions { display: flex; gap: 8px; }

/* ── Cards ───────────────────────────────────────────────────── */

.card {
  background: var(--egner-weiss);
  border-radius: var(--card-radius);
  border: 1px solid var(--egner-grau-lt);
}

.card-header {
  padding: 14px 20px;
  border-bottom: 1px solid var(--egner-grau-lt);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}

.card-title {
  font-size: var(--text-sm);
  font-weight: var(--weight-semi);
  color: var(--egner-anthrazit);
  letter-spacing: 0.01em;
}

.card-body { padding: 20px; }

/* ── Stats ───────────────────────────────────────────────────── */

.stats-bar { display: flex; gap: 14px; margin-bottom: 20px; }

.stat-card {
  background: var(--egner-grau-bg);
  border-radius: var(--card-radius);
  padding: 16px 20px;
  flex: 1;
  border-left: 3px solid var(--egner-rot);
}

.stat-value {
  font-size: var(--text-2xl);
  font-weight: var(--weight-light);
  color: var(--egner-anthrazit);
  line-height: 1;
}

.stat-label {
  font-size: var(--text-xs);
  color: var(--egner-grau-md);
  text-transform: uppercase;
  letter-spacing: var(--tracking-wide);
  margin-top: 6px;
}

/* ── Buttons ─────────────────────────────────────────────────── */

.btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 7px 14px;
  border-radius: var(--border-radius-sm);
  border: 1px solid var(--egner-grau-lt);
  background: var(--egner-weiss);
  color: var(--egner-anthrazit);
  cursor: pointer;
  font-family: var(--font-sans);
  font-size: var(--text-sm);
  font-weight: var(--weight-medium);
  line-height: 1.4;
  transition: background 0.15s;
  white-space: nowrap;
}

.btn:hover { background: var(--egner-grau-bg); }

.btn-primary {
  background: var(--egner-rot);
  color: var(--egner-weiss);
  border-color: var(--egner-rot);
  letter-spacing: 0.02em;
}
.btn-primary:hover { background: var(--egner-rot-dark); border-color: var(--egner-rot-dark); }

.btn-secondary { background: var(--egner-weiss); color: var(--egner-anthrazit); border-color: var(--egner-grau-lt); }
.btn-secondary:hover { background: var(--egner-grau-bg); }

.btn-danger { color: var(--egner-rot); border-color: var(--egner-grau-lt); background: var(--egner-weiss); }
.btn-danger:hover { background: var(--egner-rot-light); }

.btn-sm { padding: 5px 10px; font-size: 12px; }

.btn-icon {
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px 6px;
  border-radius: var(--border-radius-sm);
  font-size: var(--text-sm);
  color: var(--egner-grau-md);
  transition: background 0.12s, color 0.12s;
}
.btn-icon:hover { background: var(--egner-grau-bg); color: var(--egner-anthrazit); }
.btn-delete:hover { color: var(--egner-rot); }

/* ── Table ───────────────────────────────────────────────────── */

.data-table { width: 100%; border-collapse: collapse; font-size: var(--text-sm); }

.data-table th {
  text-align: left;
  padding: 0;
  background: var(--egner-grau-bg);
  border-bottom: 2px solid var(--egner-grau-lt);
  font-size: var(--text-xs);
  font-weight: var(--weight-medium);
  color: var(--egner-grau-md);
  text-transform: uppercase;
  letter-spacing: var(--tracking-wide);
  white-space: nowrap;
  vertical-align: top;
}

.th-label {
  padding: 9px 12px 6px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 6px;
  white-space: nowrap;
}

.th-sortable .th-label { cursor: pointer; }
.th-sortable .th-label:hover { color: var(--egner-anthrazit); }

.sort-arrow {
  font-size: 10px;
  color: var(--egner-grau-lt);
  flex-shrink: 0;
  font-style: normal;
}
.th-sortable .th-label:hover .sort-arrow { color: var(--egner-grau-md); }
.th-sorted { border-bottom-color: var(--egner-rot) !important; }
.th-sorted .sort-arrow { color: var(--egner-rot) !important; }

.th-filter {
  display: block;
  width: calc(100% - 16px);
  margin: 0 8px 7px;
  padding: 3px 7px;
  font-size: 11px;
  font-family: var(--font-sans);
  font-weight: var(--weight-regular);
  text-transform: none;
  letter-spacing: normal;
  border: 1px solid var(--egner-grau-lt);
  border-radius: var(--border-radius-sm);
  background: var(--egner-weiss);
  color: var(--egner-anthrazit);
  transition: border-color 0.15s, outline 0.15s;
}
.th-filter:focus {
  outline: 2px solid var(--egner-cyan);
  outline-offset: 0;
  border-color: transparent;
}
.th-filter::placeholder { color: var(--egner-grau-md); opacity: 0.6; }

.th-no-filter { padding-bottom: 7px; }

.data-table td {
  padding: 10px 12px;
  border-bottom: 1px solid var(--egner-grau-lt);
  vertical-align: middle;
}

.data-table tbody tr:last-child td { border-bottom: none; }

.data-table tr.row-clickable { cursor: pointer; }
.data-table tr.row-clickable:hover td { background: var(--egner-grau-bg); }

.col-actions { width: 80px; white-space: nowrap; }

/* ── Forms ───────────────────────────────────────────────────── */

.form-grid   { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.form-grid--3 { grid-template-columns: 1fr 1fr 1fr; }

.form-group { display: flex; flex-direction: column; gap: 5px; }

.form-group label {
  font-size: var(--text-xs);
  font-weight: var(--weight-medium);
  color: var(--egner-grau-dk);
  text-transform: uppercase;
  letter-spacing: var(--tracking-wide);
}

.req { color: var(--egner-rot); }

.form-group input,
.form-group select,
.form-group textarea {
  padding: 8px 10px;
  border: 1px solid var(--egner-grau-lt);
  border-radius: var(--border-radius-sm);
  font-family: var(--font-sans);
  font-size: var(--text-sm);
  color: var(--egner-anthrazit);
  background: var(--egner-weiss);
  transition: border-color 0.15s, outline 0.15s;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  outline: 2px solid var(--egner-cyan);
  outline-offset: 1px;
  border-color: transparent;
}

.form-group--cb { flex-direction: row; align-items: center; }

.form-group--cb label {
  display: flex;
  align-items: center;
  gap: 8px;
  text-transform: none;
  font-weight: var(--weight-regular);
  font-size: var(--text-sm);
  color: var(--egner-anthrazit);
  cursor: pointer;
  letter-spacing: normal;
}

.form-group--cb input[type=checkbox] { width: 15px; height: 15px; padding: 0; cursor: pointer; accent-color: var(--egner-rot); }

.form-section { margin-top: 20px; padding-top: 16px; border-top: 1px solid var(--egner-grau-lt); }

.form-section-title {
  font-size: var(--text-xs);
  font-weight: var(--weight-medium);
  color: var(--egner-grau-md);
  text-transform: uppercase;
  letter-spacing: var(--tracking-wider);
  margin-bottom: 14px;
}

/* ── Modal ───────────────────────────────────────────────────── */

.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.40);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 1000;
  padding: 16px;
}

.modal {
  background: var(--egner-weiss);
  border-radius: var(--card-radius);
  border: 1px solid var(--egner-grau-lt);
  width: 640px;
  max-width: 100%;
  max-height: 90vh;
  display: flex;
  flex-direction: column;
}

.modal-header {
  padding: 14px 20px;
  border-bottom: 1px solid var(--egner-grau-lt);
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-shrink: 0;
}

.modal-header h3 {
  font-size: var(--text-base);
  font-weight: var(--weight-semi);
  color: var(--egner-anthrazit);
}

.modal-close {
  background: none;
  border: none;
  font-size: 22px;
  cursor: pointer;
  color: var(--egner-grau-md);
  line-height: 1;
  padding: 0 2px;
}
.modal-close:hover { color: var(--egner-anthrazit); }

.modal-body { padding: 20px; overflow-y: auto; flex: 1; }

.modal-footer {
  padding: 12px 20px;
  border-top: 1px solid var(--egner-grau-lt);
  display: flex;
  justify-content: flex-end;
  gap: 8px;
  flex-shrink: 0;
}

/* ── Detail view ─────────────────────────────────────────────── */

.detail-grid        { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.detail-grid--4     { grid-template-columns: repeat(4, 1fr); }

.detail-section-title {
  font-size: var(--text-xs);
  font-weight: var(--weight-medium);
  color: var(--egner-rot);
  text-transform: uppercase;
  letter-spacing: var(--tracking-wider);
  margin-bottom: 10px;
  padding-bottom: 4px;
  border-bottom: 1px solid var(--egner-rot-light);
}

/* Collapsible detail sections (details/summary) */
details.detail-section {
  border-bottom: 1px solid var(--egner-grau-lt);
}
details.detail-section > summary {
  list-style: none;
  cursor: pointer;
  user-select: none;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 10px 0;
  font-size: var(--text-xs);
  font-weight: var(--weight-semi);
  color: var(--egner-rot);
  text-transform: uppercase;
  letter-spacing: var(--tracking-wider);
  border-bottom: 1px solid transparent;
  transition: color 0.15s;
}
details.detail-section > summary:hover { color: var(--egner-rot-dark); }
details.detail-section > summary::-webkit-details-marker { display: none; }
details.detail-section > summary::marker { display: none; }
details.detail-section > summary::after {
  content: '▲';
  font-size: 8px;
  color: var(--egner-grau-md);
  display: inline-block;
  transition: transform 0.2s;
  flex-shrink: 0;
}
details.detail-section:not([open]) > summary::after { transform: rotate(180deg); }
details.detail-section[open] > summary { border-bottom-color: var(--egner-rot-light); }
.detail-section-body {
  padding: 14px 0 16px;
}

.detail-field { display: flex; flex-direction: column; gap: 3px; }

.detail-label {
  font-size: var(--text-xs);
  font-weight: var(--weight-medium);
  color: var(--egner-grau-md);
  text-transform: uppercase;
  letter-spacing: var(--tracking-wide);
}

.detail-value { font-size: var(--text-sm); color: var(--egner-anthrazit); }

/* ── Badges ──────────────────────────────────────────────────── */

.badge {
  display: inline-flex;
  align-items: center;
  padding: 2px 8px;
  border-radius: 20px;
  font-size: var(--text-xs);
  font-weight: var(--weight-medium);
  white-space: nowrap;
}

.badge-blue  { background: var(--egner-cyan-light); color: var(--egner-cyan-dark); }
.badge-green { background: #EAF3DE; color: #3A6B10; }
.badge-red   { background: var(--egner-rot-light); color: var(--egner-rot-dark); }
.badge-gray  { background: var(--egner-grau-bg); color: var(--egner-grau-dk); border: 1px solid var(--egner-grau-lt); }

/* ── Tags ────────────────────────────────────────────────────── */

.tag-list { display: flex; flex-wrap: wrap; gap: 6px; }

.tag {
  background: var(--egner-rot-light);
  color: var(--egner-rot-dark);
  padding: 2px 10px;
  border-radius: 20px;
  font-size: 12px;
}

/* ── Toolbar / Search ────────────────────────────────────────── */

.toolbar { display: flex; gap: 8px; align-items: center; margin-bottom: 16px; }

.search-input {
  flex: 1;
  max-width: 320px;
  padding: 7px 12px;
  border: 1px solid var(--egner-grau-lt);
  border-radius: var(--border-radius-sm);
  font-family: var(--font-sans);
  font-size: var(--text-sm);
  background: var(--egner-weiss);
  color: var(--egner-anthrazit);
}

.search-input:focus {
  outline: 2px solid var(--egner-cyan);
  outline-offset: 1px;
  border-color: transparent;
}

/* ── Tabs ────────────────────────────────────────────────────── */

.tabs {
  display: flex;
  border-bottom: 2px solid var(--egner-grau-lt);
  margin-bottom: 20px;
  gap: 0;
}

.tab {
  padding: 9px 18px;
  cursor: pointer;
  font-size: var(--text-sm);
  font-weight: var(--weight-medium);
  color: var(--egner-grau-dk);
  border-bottom: 2px solid transparent;
  margin-bottom: -2px;
  transition: color 0.12s, border-color 0.12s;
  white-space: nowrap;
}

.tab:hover { color: var(--egner-anthrazit); }

.tab.active {
  color: var(--egner-rot);
  border-bottom-color: var(--egner-rot);
  font-weight: var(--weight-semi);
}

/* ── Misc ────────────────────────────────────────────────────── */

.empty-state {
  text-align: center;
  padding: 36px 20px;
  color: var(--egner-grau-md);
  font-size: var(--text-sm);
}

.loading {
  text-align: center;
  padding: 40px;
  color: var(--egner-grau-md);
  font-size: var(--text-sm);
}

.back-link {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  color: var(--egner-grau-dk);
  font-size: var(--text-sm);
  margin-bottom: 16px;
  cursor: pointer;
  text-decoration: none;
  background: none;
  border: none;
  padding: 0;
}
.back-link:hover { color: var(--egner-rot); }

/* ── Artikel-Nr Monospace ────────────────────────────────────── */

.artikel-nr {
  font-family: var(--font-mono);
  font-size: var(--text-sm);
  color: var(--egner-grau-dk);
}

/* ── th-label: kein Textselect beim Klick ──────────────────────── */

.th-label { user-select: none; }

/* ── Facet-Sidebar ────────────────────────────────────────────── */

.table-with-facets {
  display: grid;
  grid-template-columns: 200px 1fr;
  align-items: start;   /* jede Spalte behält ihre eigene Höhe */
}

.facet-panel {
  border-right: 1px solid var(--egner-grau-lt);
  padding: 12px 14px;
  background: var(--egner-grau-bg);
}

.facet-panel-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 12px;
  padding-bottom: 8px;
  border-bottom: 1px solid var(--egner-grau-lt);
}

.facet-panel-title {
  font-size: var(--text-xs);
  font-weight: var(--weight-semi);
  color: var(--egner-anthrazit);
  text-transform: uppercase;
  letter-spacing: var(--tracking-wider);
}

.facet-reset {
  background: none;
  border: none;
  font-size: 11px;
  color: var(--egner-rot);
  cursor: pointer;
  padding: 0;
}
.facet-reset:hover { text-decoration: underline; }

details.facet-group {
  margin-bottom: 4px;
  border-bottom: 1px solid var(--egner-grau-lt);
}

details.facet-group summary.facet-group-title {
  list-style: none;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 7px 0;
  cursor: pointer;
  user-select: none;
  font-size: var(--text-xs);
  font-weight: var(--weight-medium);
  color: var(--egner-grau-dk);
  text-transform: uppercase;
  letter-spacing: var(--tracking-wide);
  gap: 6px;
}
details.facet-group summary.facet-group-title::-webkit-details-marker { display: none; }
details.facet-group summary.facet-group-title::after {
  content: '▲';
  font-size: 7px;
  color: var(--egner-grau-md);
  flex-shrink: 0;
  transition: transform 0.15s;
}
details.facet-group:not([open]) summary.facet-group-title::after {
  transform: rotate(180deg);
}

.facet-active-dot {
  display: inline-block;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--egner-rot);
  flex-shrink: 0;
}

.facet-group-body {
  padding-bottom: 8px;
}

.facet-option {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 12px;
  cursor: pointer;
  padding: 2px 0;
  color: var(--egner-anthrazit);
  line-height: 1.4;
}
.facet-option:hover { color: var(--egner-rot); }
.facet-option input[type=checkbox] {
  flex-shrink: 0;
  width: 13px;
  height: 13px;
  accent-color: var(--egner-rot);
  cursor: pointer;
}

.facet-val  { flex: 1; }
.facet-count {
  font-size: 10px;
  color: var(--egner-grau-md);
  background: var(--egner-weiss);
  border: 1px solid var(--egner-grau-lt);
  border-radius: 10px;
  padding: 0 5px;
  flex-shrink: 0;
}

.table-main { min-width: 0; }

/* ── Dropzone ──────────────────────────────────────────────────── */

.dropzone {
  border: 2px dashed var(--egner-grau-lt);
  border-radius: var(--border-radius-sm);
  padding: 20px 16px;
  text-align: center;
  cursor: pointer;
  transition: border-color 0.15s, background 0.15s;
  background: var(--egner-grau-bg);
  margin-bottom: 4px;
}
.dropzone:hover, .dropzone.dz-over {
  border-color: var(--egner-cyan);
  background: var(--egner-cyan-light);
}

.dz-hint {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 4px;
  pointer-events: none;
}
.dz-icon  { font-size: 22px; color: var(--egner-grau-md); }
.dz-label { font-size: 13px; color: var(--egner-anthrazit); }
.dz-sub   { font-size: 11px; color: var(--egner-grau-md); }

.dz-preview {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 6px;
}
.dz-preview-img {
  max-height: 80px;
  max-width: 100%;
  border-radius: 3px;
  object-fit: contain;
  border: 1px solid var(--egner-grau-lt);
}
.dz-filename {
  font-size: 12px;
  color: var(--egner-grau-dk);
  word-break: break-all;
  text-align: center;
}
.dz-clear {
  background: none;
  border: none;
  color: var(--egner-rot);
  cursor: pointer;
  font-size: 12px;
  padding: 2px 6px;
}
.dz-clear:hover { text-decoration: underline; }