/* ============================================================
   Rackplaner — Design-Tokens
   Ästhetik: Bühnen-/Konsolentechnik. Warmer Bernstein-Glow als
   Signalfarbe (wie eine geschaltete Kanal-LED), kühles Cyan als
   zweite Ebene. Der HE-Zollstock am Rack ist das Signaturelement.
   Zwei Themes über [data-theme] am <html>-Element, Standard: dunkel.
   ============================================================ */
:root, :root[data-theme="dark"] {
  --bg-deep: #14161a;
  --bg-panel: #1c1f24;
  --bg-rail: #262a30;
  --bg-slot: #22252b;
  --bg-slot-hover: #2c2718;
  --border: #3a3f47;
  --border-soft: #2f333a;
  --text-primary: #f4f2ed;
  --text-muted: #a3a8b3;
  --text-dim: #868c98;

  --accent: #ff9142;
  --accent-text-on: #1a1206;
  --accent-dim: #7a4a26;
  --accent-cyan: #5fe3cf;

  --cat-audio: #4fa8e0;
  --cat-licht: #ffb020;
  --cat-video: #b57edc;
  --cat-strom: #52c97a;
  --cat-sonstiges: #9aa0ac;
  --cat-custom: #ff6f5e;

  --shadow-soft: rgba(0, 0, 0, 0.35);

  --font-display: "Barlow Condensed", sans-serif;
  --font-body: "Inter", sans-serif;
  --font-mono: "JetBrains Mono", monospace;

  --radius: 6px;
  --he-px: 22px; /* Höhe einer Höheneinheit im Rack, in Pixel */
}

/* Helles Theme — für Außeneinsatz/Tageslicht, gleiche Struktur,
   umgekehrte Werte plus etwas kräftigere Akzentfarben für Kontrast. */
:root[data-theme="light"] {
  --bg-deep: #f3f1ec;
  --bg-panel: #ffffff;
  --bg-rail: #ece8e0;
  --bg-slot: #f1efe8;
  --bg-slot-hover: #fbe6cb;
  --border: #cfc9bb;
  --border-soft: #e2ddd2;
  --text-primary: #201e1a;
  --text-muted: #4c483f;
  --text-dim: #6e6858;
  --accent: #a94c0c;
  --accent-text-on: #ffffff;
  --accent-dim: #f0cda3;
  --accent-cyan: #0a6d5e;

  --cat-audio: #1f6fb0;
  --cat-licht: #b17400;
  --cat-video: #8547b8;
  --cat-strom: #22884f;
  --cat-sonstiges: #6b6f78;
  --cat-custom: #cf4a36;

  --shadow-soft: rgba(30, 25, 15, 0.12);
}

* { box-sizing: border-box; }
input, select, textarea, button { box-sizing: border-box; }
select, select option { color: var(--text-primary); background-color: var(--bg-slot); }

html, body {
  margin: 0;
  height: 100%;
  background: var(--bg-deep);
  color: var(--text-primary);
  font-family: var(--font-body);
  font-size: 14px;
  -webkit-font-smoothing: antialiased;
}

h1, h2, h3 {
  font-family: var(--font-display);
  font-weight: 600;
  letter-spacing: 0.01em;
  margin: 0;
}

button, input, textarea {
  font-family: inherit;
  color: inherit;
}

a { color: var(--accent-cyan); }

.screen {
  display: none;
  min-height: 100%;
  width: 100%;
}
/* [hidden] gewinnt IMMER — verhindert, dass spezifischere ID-Regeln
   (z. B. #screen-app) eine ausgeblendete Seite doch anzeigen. */
.screen[hidden] {
  display: none !important;
}

/* ============================== Buttons ============================== */
.btn {
  border: 1px solid var(--border);
  background: var(--bg-rail);
  color: var(--text-primary);
  padding: 9px 16px;
  border-radius: var(--radius);
  font-size: 13.5px;
  font-weight: 500;
  cursor: pointer;
  transition: border-color 0.15s ease, background 0.15s ease;
}
.btn:hover { border-color: var(--text-dim); background: #2a2e35; }
.btn:focus-visible { outline: 2px solid var(--accent-cyan); outline-offset: 2px; }

.btn-primary {
  background: var(--accent);
  border-color: var(--accent);
  color: var(--accent-text-on);
  font-weight: 600;
}
.btn-primary:hover { background: #ffa25e; border-color: #ffa25e; }

.btn-accent {
  background: transparent;
  border-color: var(--accent);
  color: var(--accent);
}
.btn-accent:hover { background: rgba(255, 145, 66, 0.1); }

.btn-secondary {
  background: var(--bg-rail);
}

.btn-ghost {
  background: transparent;
  border-color: var(--border-soft);
  color: var(--text-muted);
}
.btn-ghost:hover { color: var(--text-primary); }

.btn-danger {
  background: transparent;
  border-color: #6b2f2a;
  color: #f08a7e;
}
.btn-danger:hover { background: rgba(240, 138, 126, 0.1); }

.btn-small { padding: 6px 12px; font-size: 12.5px; width: 100%; }
.copy-row .btn-small { width: auto; flex-shrink: 0; white-space: nowrap; }

.btn-icon {
  background: transparent;
  border: none;
  color: var(--text-muted);
  font-size: 20px;
  line-height: 1;
  cursor: pointer;
  padding: 4px 8px;
}
.btn-icon:hover { color: var(--text-primary); }

/* ============================== Zentrierte Karten-Screens (Login etc.) ============================== */
#screen-login, #screen-change-password, #screen-forbidden, #screen-error {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
  background:
    radial-gradient(ellipse 700px 400px at 50% 0%, rgba(255, 145, 66, 0.08), transparent 60%),
    var(--bg-deep);
}

.start-card {
  max-width: 420px;
  width: 100%;
  background: var(--bg-panel);
  border: 1px solid var(--border-soft);
  border-radius: 10px;
  padding: 40px 36px;
}

.brand { display: flex; align-items: baseline; gap: 12px; margin-bottom: 6px; }
.brand-mark {
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--accent-text-on);
  background: var(--accent);
  padding: 2px 7px;
  border-radius: 4px;
  font-weight: 600;
}
.brand-mark.small { font-size: 11px; padding: 1px 6px; }
.brand h1 { font-size: 30px; }

.brand-sub { color: var(--text-muted); line-height: 1.5; margin: 12px 0 28px; }

.start-card form label {
  display: block;
  font-size: 12.5px;
  color: var(--text-muted);
  margin-bottom: 6px;
}
.start-card form input {
  display: block;
  box-sizing: border-box;
  width: 100%;
  background: var(--bg-slot);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 11px 12px;
  font-size: 15px;
  margin-bottom: 16px;
}
.start-card form input:focus-visible { outline: 2px solid var(--accent-cyan); outline-offset: 1px; }
.start-card form .btn { box-sizing: border-box; width: 100%; padding: 12px; font-size: 15px; }
/* Chrome/Safari faerben ausgefuellte Felder sonst grell gelb ein und
   ignorieren dabei unser Theme, was wie ein Ausrichtungsfehler wirkt. */
.start-card form input:-webkit-autofill,
.start-card form input:-webkit-autofill:hover,
.start-card form input:-webkit-autofill:focus {
  -webkit-text-fill-color: var(--text-primary);
  -webkit-box-shadow: 0 0 0 1000px var(--bg-slot) inset;
  transition: background-color 9999s ease-in-out 0s;
}

.start-hint { color: var(--text-dim); font-size: 12.5px; margin: 18px 0 0; line-height: 1.5; }

/* ============================== Topbar ============================== */
#screen-app { display: flex; flex-direction: column; height: 100vh; }
#screen-home { display: block; height: 100vh; overflow: hidden; }

.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 18px;
  height: 56px;
  border-bottom: 1px solid var(--border-soft);
  background: var(--bg-panel);
  flex-shrink: 0;
}
.topbar-left { display: flex; align-items: center; gap: 12px; }
.topbar-right { display: flex; align-items: center; gap: 10px; }

.project-name-input {
  background: transparent;
  border: 1px solid transparent;
  font-family: var(--font-display);
  font-size: 19px;
  font-weight: 600;
  padding: 5px 8px;
  border-radius: var(--radius);
  min-width: 180px;
}
.project-name-input:hover { border-color: var(--border-soft); }
.project-name-input:focus-visible { outline: none; border-color: var(--accent-cyan); background: var(--bg-slot); }

.save-status {
  font-size: 12px;
  color: var(--text-dim);
  font-family: var(--font-mono);
}
.save-status.unsaved { color: var(--accent); }
.save-status.error { color: #f08a7e; }

/* ============================== Workspace ============================== */
.workspace { flex: 1; display: flex; min-height: 0; }

/* ----- Sidebar ----- */
.sidebar {
  width: 250px;
  flex-shrink: 0;
  background: var(--bg-panel);
  border-right: 1px solid var(--border-soft);
  overflow-y: auto;
  padding: 18px 14px;
}
.sidebar-header h2 { font-size: 16px; }
.sidebar-hint { color: var(--text-dim); font-size: 12px; margin: 4px 0 16px; }

.eq-category-label {
  font-family: var(--font-mono);
  font-size: 10.5px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text-dim);
  margin: 16px 0 8px;
}
.eq-category-label:first-child { margin-top: 0; }

.eq-card {
  display: flex;
  align-items: center;
  gap: 8px;
  background: var(--bg-slot);
  border: 1px solid var(--border-soft);
  border-left: 3px solid var(--cat-color, var(--accent));
  border-radius: 4px;
  padding: 7px 9px;
  margin-bottom: 6px;
  cursor: grab;
  font-size: 12.5px;
}
.eq-card:hover { border-color: var(--text-dim); }
.eq-card:active { cursor: grabbing; }
.eq-card.armed {
  border-color: var(--accent);
  background: var(--bg-slot-hover);
  box-shadow: 0 0 0 1px var(--accent);
}
.eq-card .eq-he {
  margin-left: auto;
  font-family: var(--font-mono);
  color: var(--text-dim);
  font-size: 11px;
  flex-shrink: 0;
}

.add-equipment { margin-top: 18px; border-top: 1px solid var(--border-soft); padding-top: 14px; }
.add-equipment summary {
  cursor: pointer;
  font-size: 13px;
  color: var(--text-muted);
  font-weight: 500;
}
.add-equipment summary:hover { color: var(--text-primary); }
.add-equipment form { margin-top: 12px; display: flex; flex-direction: column; gap: 8px; }
.add-equipment input[type="text"], .add-equipment input[type="number"] {
  background: var(--bg-slot);
  border: 1px solid var(--border);
  border-radius: 4px;
  padding: 7px 9px;
  font-size: 12.5px;
  width: 100%;
}
.add-equipment .row { display: flex; align-items: center; gap: 8px; }
.add-equipment .row input { width: 60px; }
.unit-label { color: var(--text-dim); font-family: var(--font-mono); font-size: 11px; }
.add-equipment input[type="color"] {
  width: 100%; height: 30px; border: 1px solid var(--border); border-radius: 4px; background: var(--bg-slot); padding: 2px;
}
.eq-image-label { font-size: 11px; color: var(--text-dim); margin: 2px 0 -3px; }
.add-equipment input[type="file"] {
  width: 100%;
  font-size: 11px;
  color: var(--text-muted);
  background: var(--bg-slot);
  border: 1px solid var(--border);
  border-radius: 4px;
  padding: 6px;
}
.add-equipment input[type="file"]::file-selector-button {
  background: var(--bg-rail);
  color: var(--text-primary);
  border: 1px solid var(--border);
  border-radius: 3px;
  padding: 3px 8px;
  font-size: 11px;
  margin-right: 8px;
  cursor: pointer;
}

/* Miniatur-Vorschau der hochgeladenen Frontplatte auf der Geräte-Karte */
.eq-card-thumb {
  width: 26px;
  height: 18px;
  object-fit: cover;
  border-radius: 2px;
  flex-shrink: 0;
  border: 1px solid rgba(0,0,0,0.25);
}

/* ----- Canvas ----- */
.canvas {
  flex: 1;
  overflow: auto;
  padding: 28px;
  display: flex;
  align-items: flex-start;
  gap: 20px;
  flex-wrap: wrap;
  align-content: flex-start;
}
.racks-container { display: flex; gap: 20px; flex-wrap: wrap; width: 100%; }

.canvas-toolbar {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 2px;
}
.view-mode-toggle {
  display: flex;
  gap: 3px;
  background: var(--bg-panel);
  border: 1px solid var(--border-soft);
  border-radius: 8px;
  padding: 3px;
}
.view-mode-btn {
  background: transparent;
  border: none;
  color: var(--text-muted);
  padding: 6px 12px;
  border-radius: 6px;
  font-size: 12.5px;
  font-weight: 500;
  cursor: pointer;
}
.view-mode-btn.active { background: var(--bg-rail); color: var(--text-primary); }
.view-mode-btn:hover:not(.active) { color: var(--text-primary); }

.single-rack-nav {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 18px;
  margin-bottom: 6px;
}
.single-rack-position { font-family: var(--font-mono); font-size: 12.5px; color: var(--text-muted); }

.armed-hint {
  display: none;
  width: 100%;
  align-items: center;
  gap: 12px;
  background: var(--accent-dim);
  border: 1px solid var(--accent);
  border-radius: 8px;
  padding: 10px 14px;
  font-size: 13px;
  color: var(--text-primary);
  margin-bottom: 4px;
}
.armed-hint:not([hidden]) { display: flex; }
.armed-hint[hidden] { display: none !important; }
.armed-hint .btn { flex-shrink: 0; }

.btn-add-rack {
  border: 1.5px dashed var(--border);
  background: transparent;
  color: var(--text-dim);
  border-radius: 8px;
  min-height: 200px;
  width: 150px;
  cursor: pointer;
  font-size: 13px;
  font-family: var(--font-display);
  font-weight: 600;
  align-self: flex-start;
  transition: border-color 0.15s ease, color 0.15s ease;
}
.btn-add-rack:hover { border-color: var(--accent); color: var(--accent); }

/* ----- Rack ----- */
.rack {
  background: var(--bg-panel);
  border: 1px solid var(--border-soft);
  border-radius: 8px;
  width: 300px;
  overflow: hidden;
  flex-shrink: 0;
}
.rack.large { width: 420px; }
.rack.large .rack-name-input { font-size: 18px; }

.rack-notes-details { border-top: 1px solid var(--border-soft); }
.rack-notes-details summary {
  cursor: pointer;
  font-size: 11.5px;
  color: var(--text-dim);
  padding: 8px 12px;
  list-style: none;
}
.rack-notes-details summary::-webkit-details-marker { display: none; }
.rack-notes-details summary::before { content: "📝 "; }
.rack-notes-details summary:hover { color: var(--text-muted); }
.rack-notes {
  display: block;
  width: 100%;
  box-sizing: border-box;
  background: var(--bg-slot);
  border: 1px solid var(--border);
  border-top: none;
  border-radius: 0 0 6px 6px;
  color: var(--text-primary);
  font-family: var(--font-body);
  font-size: 12px;
  padding: 8px 12px;
  resize: vertical;
  min-height: 50px;
}

.rack-header {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 10px 10px 8px;
  border-bottom: 1px solid var(--border-soft);
}
.rack-name-input {
  background: transparent;
  border: 1px solid transparent;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 15px;
  padding: 3px 5px;
  border-radius: 4px;
  flex: 1;
  min-width: 0;
}
.rack-name-input:hover { border-color: var(--border-soft); }
.rack-name-input:focus-visible { outline: none; border-color: var(--accent-cyan); background: var(--bg-slot); }

.rack-he-field {
  display: flex;
  align-items: stretch;
  background: var(--bg-slot);
  border: 1px solid var(--border);
  border-radius: 6px;
  overflow: hidden;
  flex-shrink: 0;
  height: 28px;
}
.rack-he-step {
  background: transparent;
  border: none;
  color: var(--text-muted);
  width: 22px;
  font-size: 13px;
  font-family: var(--font-mono);
  line-height: 1;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
}
.rack-he-step:hover { background: var(--bg-rail); color: var(--text-primary); }
.rack-he-step:active { background: var(--accent-dim); }
.rack-he-step:first-child { border-right: 1px solid var(--border); }
.rack-he-step:last-child { border-left: 1px solid var(--border); }
.rack-he-input {
  background: transparent;
  border: none;
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--text-primary);
  width: 32px;
  text-align: center;
  padding: 0 2px;
  /* native Spinner-Pfeile ausblenden — wir haben eigene Buttons */
  -moz-appearance: textfield;
  appearance: textfield;
}
.rack-he-input::-webkit-inner-spin-button, .rack-he-input::-webkit-outer-spin-button {
  -webkit-appearance: none;
  margin: 0;
}
.rack-he-input:focus-visible { outline: none; background: var(--bg-slot-hover); }
.rack-he-unit {
  font-family: var(--font-mono);
  font-size: 10px;
  color: var(--text-dim);
  display: flex;
  align-items: center;
  padding-right: 8px;
  padding-left: 2px;
}

.rack-delete {
  background: transparent; border: none; color: var(--text-dim); cursor: pointer; font-size: 16px; padding: 2px 5px;
}
.rack-delete:hover { color: #f08a7e; }

.rack-tabs {
  display: flex;
  border-bottom: 1px solid var(--border-soft);
}
.rack-tab {
  flex: 1;
  background: transparent;
  border: none;
  border-bottom: 2px solid transparent;
  color: var(--text-dim);
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  padding: 8px 0;
  cursor: pointer;
}
.rack-tab.active { color: var(--accent-cyan); border-bottom-color: var(--accent-cyan); }
.rack-tab:hover:not(.active) { color: var(--text-muted); }

.rack-view { display: none; }
.rack-view.active { display: block; flex: 1 1 0%; min-width: 0; }
.rack-view-label { display: none; }
.rack-view-inner { width: 100%; }

.rack-body {
  display: flex;
  padding: 12px;
  gap: 0;
  width: 100%;
}

.rack-ruler {
  display: flex;
  flex-direction: column;
  width: 22px;
  flex-shrink: 0;
}
.rack-ruler-tick {
  height: var(--he-px);
  font-family: var(--font-mono);
  font-size: 8.5px;
  color: var(--text-dim);
  text-align: right;
  padding-right: 5px;
  border-top: 1px solid var(--border-soft);
  box-sizing: border-box;
}

.rack-rail {
  flex: 1;
  min-width: 0;
  background: var(--bg-rail);
  border: 1px solid var(--border);
  border-radius: 4px;
  position: relative;
}

.rack-slot-row {
  height: var(--he-px);
  border-top: 1px solid var(--border-soft);
  box-sizing: border-box;
}
.rack-slot-row:first-child { border-top: none; }
.rack-slot-row.drop-ok { background: var(--bg-slot-hover); }
.rack-slot-row.drop-bad { background: rgba(240, 138, 126, 0.12); }

.rack-item {
  position: absolute;
  left: 3px; right: 3px;
  background: var(--item-color, var(--accent));
  border-radius: 3px;
  display: flex;
  align-items: center;
  padding: 0 8px;
  font-size: 11px;
  font-weight: 500;
  color: #0f1013;
  cursor: grab;
  box-shadow: inset 0 0 0 1px rgba(0,0,0,0.15);
  overflow: hidden;
  white-space: nowrap;
}
.rack-item:active { cursor: grabbing; }
.rack-item.selected { box-shadow: 0 0 0 2px var(--accent-cyan); z-index: 2; }
.rack-item.has-image {
  background-size: cover;
  background-position: center;
  color: #fff;
  text-shadow: 0 1px 3px rgba(0,0,0,0.85);
}
.rack-item.has-image::before {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(0,0,0,0.55) 0%, rgba(0,0,0,0) 55%);
  pointer-events: none;
}
.rack-item.has-image .rack-item-label,
.rack-item.has-image .rack-item-he,
.rack-item.has-image .rack-item-remove { position: relative; z-index: 1; }
.rack-item-label { overflow: hidden; text-overflow: ellipsis; flex: 1; }
.rack-item-he { font-family: var(--font-mono); font-size: 9.5px; opacity: 0.7; margin-left: 6px; flex-shrink: 0; }
.rack-item-remove {
  background: rgba(0,0,0,0.15);
  border: none;
  color: inherit;
  font-size: 12px;
  cursor: pointer;
  padding: 0 4px;
  border-radius: 2px;
  flex-shrink: 0;
  opacity: 0;
  transition: opacity 0.1s ease;
}
.rack-item:hover .rack-item-remove { opacity: 0.75; }
.rack-item-remove:hover { opacity: 1 !important; background: rgba(0,0,0,0.3); }

/* ============================== Detail Panel ============================== */
.detail-panel {
  width: 240px;
  flex-shrink: 0;
  background: var(--bg-panel);
  border-left: 1px solid var(--border-soft);
  padding: 16px;
  overflow-y: auto;
}
.detail-header { display: flex; justify-content: space-between; align-items: center; margin-bottom: 14px; }
.detail-images { display: flex; flex-wrap: wrap; gap: 6px; margin-bottom: 14px; }
.detail-images:empty { display: none; }
.detail-image-item { text-align: center; }
.detail-image-item img {
  width: 100px; height: 70px; object-fit: cover; border-radius: 4px; border: 1px solid var(--border-soft); display: block;
}
.detail-image-item span { display: block; font-size: 9.5px; color: var(--text-dim); margin-top: 3px; }
.detail-panel label { display: block; font-size: 11.5px; color: var(--text-muted); margin: 12px 0 5px; }
.detail-panel input, .detail-panel textarea {
  width: 100%;
  background: var(--bg-slot);
  border: 1px solid var(--border);
  border-radius: 4px;
  padding: 8px 9px;
  font-size: 13px;
  resize: vertical;
}
.detail-panel .btn-danger { margin-top: 18px; }

/* ============================== Share Dialog ============================== */
dialog {
  background: var(--bg-panel);
  color: var(--text-primary);
  border: 1px solid var(--border-soft);
  border-radius: 10px;
  padding: 26px 28px;
  width: min(480px, 90vw);
}
dialog::backdrop { background: rgba(10, 11, 13, 0.7); }
#visibility-section { margin-bottom: 18px; padding-bottom: 4px; border-bottom: 1px solid var(--border-soft); }
#visibility-company-select {
  width: 100%;
  margin-top: 8px;
  background: var(--bg-slot);
  border: 1px solid var(--border);
  border-radius: 4px;
  padding: 8px 9px;
  font-size: 12.5px;
  color: var(--text-primary);
}
dialog h3 { font-size: 19px; margin-bottom: 14px; }
dialog.dialog-wide { width: min(760px, 92vw); }
dialog.dialog-wide #btn-close-overview { width: 100%; margin-top: 16px; }
.dialog-hint { color: var(--text-muted); font-size: 12.5px; margin: 14px 0 6px; }
.dialog-warning {
  font-size: 12px; color: var(--accent); background: rgba(255,145,66,0.08);
  border: 1px solid var(--accent-dim); border-radius: 6px; padding: 10px 12px; margin: 16px 0;
  line-height: 1.5;
}
.copy-row { display: flex; gap: 8px; }
.copy-row input {
  flex: 1; background: var(--bg-slot); border: 1px solid var(--border); border-radius: 4px;
  padding: 8px 9px; font-family: var(--font-mono); font-size: 11.5px; color: var(--text-muted); min-width: 0;
}
.copy-row select {
  flex: 1; min-width: 0; background: var(--bg-slot); border: 1px solid var(--border); border-radius: 4px;
  padding: 8px 9px; font-size: 12.5px; color: var(--text-primary);
}
#dialog-share .btn-primary { width: 100%; margin-top: 4px; }

.shared-user-list { display: flex; flex-direction: column; gap: 6px; margin-bottom: 8px; }
.shared-user-list:empty::before {
  content: "Noch mit niemandem geteilt.";
  color: var(--text-dim);
  font-size: 12px;
}
.shared-user-row {
  display: flex;
  align-items: center;
  gap: 8px;
  background: var(--bg-slot);
  border: 1px solid var(--border-soft);
  border-radius: 4px;
  padding: 6px 10px;
  font-size: 12.5px;
}
.shared-user-row .username { flex: 1; }
.shared-user-remove {
  background: transparent; border: none; color: var(--text-dim); cursor: pointer; font-size: 14px;
}
.shared-user-remove:hover { color: #f08a7e; }

/* ============================== Formularfehler ============================== */
.form-error {
  background: rgba(240, 138, 126, 0.1);
  border: 1px solid #6b2f2a;
  color: #f08a7e;
  font-size: 12.5px;
  border-radius: 4px;
  padding: 8px 10px;
  margin: 0 0 14px;
  line-height: 1.4;
}

/* ============================== Topbar: Konto / Back-Link ============================== */
.topbar-title { font-size: 18px; }
#dashboard-account, #admin-account { display: inline-flex; align-items: center; gap: 10px; }
.back-link {
  text-decoration: none;
  border: 1px solid var(--border-soft);
  border-radius: 6px;
  font-size: 16px;
}
.account-chip {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 12.5px;
  color: var(--text-muted);
}
.account-chip .role-badge {
  font-family: var(--font-mono);
  font-size: 9.5px;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--accent);
  border: 1px solid var(--accent-dim);
  border-radius: 3px;
  padding: 1px 5px;
}

/* ============================== App-Layout: linke Navigation + Panels ============================== */
.app-layout { display: flex; height: 100%; }

.app-nav {
  width: 210px;
  flex-shrink: 0;
  background: var(--bg-panel);
  border-right: 1px solid var(--border-soft);
  display: flex;
  flex-direction: column;
  padding: 16px 12px;
  gap: 2px;
  overflow-y: auto;
}
.app-nav-brand {
  display: flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 15px;
  padding: 4px 8px 16px;
}
.app-nav-item {
  display: block;
  width: 100%;
  text-align: left;
  background: transparent;
  border: none;
  border-radius: 6px;
  color: var(--text-muted);
  font-size: 13.5px;
  font-weight: 500;
  padding: 9px 10px;
  cursor: pointer;
}
.app-nav-item:hover { background: var(--bg-slot); color: var(--text-primary); }
.app-nav-item.active { background: var(--bg-rail); color: var(--text-primary); }
.app-nav-item[hidden] { display: none !important; }
.app-nav-spacer { flex: 1; }
.app-nav-theme { align-self: flex-start; margin-bottom: 8px; }
.app-nav-account { display: flex; flex-direction: column; gap: 8px; padding-top: 8px; border-top: 1px solid var(--border-soft); }
.app-nav-account .account-chip { font-size: 12px; }
.app-nav-account .btn { width: 100%; }

.app-content { flex: 1; overflow-y: auto; }
.app-panel { display: none; max-width: 820px; margin: 0 auto; padding: 32px 28px 60px; }
.app-panel.active { display: block; }
.app-panel-header { display: flex; align-items: center; justify-content: space-between; margin-bottom: 4px; }
.app-panel-header h2 { font-size: 22px; }

.admin-section { margin-top: 30px; }
.admin-section h3 { font-size: 15px; margin-bottom: 12px; color: var(--text-muted); }
.admin-section:first-of-type { margin-top: 22px; }

.checkbox-list { display: flex; flex-direction: column; gap: 6px; margin-bottom: 4px; }
.checkbox-item { display: flex; align-items: center; gap: 8px; font-size: 12.5px; color: var(--text-primary); }
.checkbox-item input { width: auto; }

.company-default-label { display: flex; align-items: center; gap: 8px; font-size: 11.5px; color: var(--text-dim); flex-shrink: 0; }
.company-default-select {
  background: var(--bg-slot); border: 1px solid var(--border); border-radius: 4px;
  padding: 4px 6px; font-size: 12px; color: var(--text-primary);
}

/* ============================== Dashboard-Inhalte (innerhalb .app-panel) ============================== */
.dashboard-list { margin-top: 22px; display: flex; flex-direction: column; gap: 10px; }
.dashboard-empty { color: var(--text-dim); font-size: 13.5px; margin-top: 30px; }

.dashboard-item {
  display: flex;
  align-items: center;
  gap: 14px;
  background: var(--bg-panel);
  border: 1px solid var(--border-soft);
  border-radius: 8px;
  padding: 14px 16px;
}
.dashboard-item-main { flex: 1; min-width: 0; }
.dashboard-item-name { font-family: var(--font-display); font-size: 17px; font-weight: 600; }
.dashboard-item-meta { color: var(--text-dim); font-size: 12px; margin-top: 3px; font-family: var(--font-mono); }
.dashboard-item-meta .public-badge { color: var(--accent-cyan); }
.dashboard-item-actions { display: flex; gap: 8px; flex-shrink: 0; }

/* ============================== Admin-Panel ============================== */
.admin-create { margin-bottom: 22px; border-top: none; padding-top: 0; background: var(--bg-panel); border: 1px solid var(--border-soft); border-radius: 8px; padding: 14px 16px; }
.admin-create summary { font-size: 14.5px; }
.admin-create form { max-width: 320px; }
.admin-create input, .admin-create select {
  background: var(--bg-slot); border: 1px solid var(--border); border-radius: 4px;
  padding: 8px 9px; font-size: 13px; width: 100%;
}

.admin-user-list { display: flex; flex-direction: column; gap: 8px; }
.admin-user-row {
  display: flex;
  align-items: center;
  gap: 12px;
  background: var(--bg-panel);
  border: 1px solid var(--border-soft);
  border-radius: 8px;
  padding: 12px 16px;
}
.admin-user-row.inactive { opacity: 0.5; }
.admin-user-name { font-weight: 600; font-size: 14px; flex: 1; min-width: 0; }
.admin-user-name .you-tag { color: var(--text-dim); font-weight: 400; font-size: 11.5px; margin-left: 6px; }
.admin-role-select {
  background: var(--bg-slot); border: 1px solid var(--border); border-radius: 4px;
  padding: 5px 7px; font-size: 12px; font-family: var(--font-mono);
}
.admin-user-actions { display: flex; gap: 6px; flex-shrink: 0; }

/* ============================== Switch (Teilen-Dialog) ============================== */
.switch-row {
  display: flex;
  align-items: center;
  gap: 10px;
  cursor: pointer;
  font-size: 14px;
  font-weight: 500;
  margin: 4px 0 4px;
}
.switch-row input[type="checkbox"] {
  width: 38px;
  height: 22px;
  appearance: none;
  background: var(--bg-slot);
  border: 1px solid var(--border);
  border-radius: 12px;
  position: relative;
  cursor: pointer;
  transition: background 0.15s ease;
  flex-shrink: 0;
}
.switch-row input[type="checkbox"]::before {
  content: "";
  position: absolute;
  top: 2px; left: 2px;
  width: 16px; height: 16px;
  border-radius: 50%;
  background: var(--text-dim);
  transition: transform 0.15s ease, background 0.15s ease;
}
.switch-row input[type="checkbox"]:checked { background: var(--accent-dim); border-color: var(--accent); }
.switch-row input[type="checkbox"]:checked::before { transform: translateX(16px); background: var(--accent); }

/* ============================== Verkabelungsansicht (Seitenansicht) ============================== */
.cabling-view { padding: 12px; }
.cabling-diagram { display: flex; align-items: flex-start; gap: 0; margin-bottom: 16px; }
.cabling-col {
  position: relative;
  width: 84px;
  flex-shrink: 0;
  background: var(--bg-rail);
  border: 1px solid var(--border);
  border-radius: 4px;
}
.cabling-lines { flex-shrink: 0; }
.cabling-item {
  position: absolute;
  left: 3px; right: 3px;
  background: var(--item-color, var(--accent));
  border-radius: 3px;
  display: flex;
  align-items: center;
  padding: 0 5px;
  font-size: 9px;
  color: #0f1013;
  overflow: hidden;
  white-space: nowrap;
}
.cabling-item-label { overflow: hidden; text-overflow: ellipsis; flex: 1; }
.cabling-badge {
  margin-left: 3px;
  background: rgba(0,0,0,0.35);
  border-radius: 8px;
  padding: 0 4px;
  font-family: var(--font-mono);
  font-size: 8px;
  flex-shrink: 0;
}
.cabling-col-label {
  text-align: center;
  font-family: var(--font-mono);
  font-size: 9.5px;
  color: var(--text-dim);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 4px;
}

.cabling-list-wrap { border-top: 1px solid var(--border-soft); padding-top: 14px; }
.cabling-empty { color: var(--text-dim); font-size: 12.5px; margin: 0 0 12px; }
.cabling-row {
  display: flex;
  align-items: center;
  gap: 8px;
  background: var(--bg-slot);
  border: 1px solid var(--border-soft);
  border-radius: 4px;
  padding: 7px 9px;
  margin-bottom: 6px;
  font-size: 11.5px;
}
.cabling-dot { width: 8px; height: 8px; border-radius: 50%; flex-shrink: 0; }
.cabling-row-text { flex: 1; min-width: 0; }
.cabling-row-endpoints { color: var(--text-primary); }
.cabling-row-note { color: var(--text-dim); font-size: 10.5px; margin-top: 2px; }
.cabling-row-remove {
  background: transparent; border: none; color: var(--text-dim); cursor: pointer; font-size: 14px; flex-shrink: 0;
}
.cabling-row-remove:hover { color: #f08a7e; }

.cabling-form {
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin-top: 12px;
  padding-top: 12px;
  border-top: 1px dashed var(--border-soft);
}
.cabling-form-row { display: flex; gap: 8px; }
.cabling-form select, .cabling-form input {
  background: var(--bg-slot);
  border: 1px solid var(--border);
  border-radius: 4px;
  padding: 7px 8px;
  font-size: 12px;
  color: var(--text-primary);
  flex: 1;
  min-width: 0;
}
.cabling-form select optgroup { font-weight: 700; color: var(--text-primary); }
.cabling-form select option { font-weight: 400; }
.cabling-form-label { font-size: 10.5px; color: var(--text-dim); margin-bottom: -3px; }

/* ============================== Theme-Umschalter ============================== */
.theme-toggle-fixed {
  position: fixed;
  top: 12px;
  right: 12px;
  z-index: 500;
  width: 34px;
  height: 34px;
  border-radius: 50%;
  border: 1px solid var(--border-soft);
  background: var(--bg-panel);
  color: var(--text-primary);
  font-size: 15px;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 2px 10px var(--shadow-soft);
  transition: border-color 0.15s ease, transform 0.15s ease;
}
.theme-toggle-fixed:hover { border-color: var(--text-dim); transform: scale(1.05); }
.theme-toggle-fixed:focus-visible { outline: 2px solid var(--accent-cyan); outline-offset: 2px; }
.theme-toggle-inline {
  width: 34px;
  height: 34px;
  border-radius: 6px;
  border: 1px solid var(--border-soft);
  background: transparent;
  color: var(--text-muted);
  font-size: 14px;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
}
.theme-toggle-inline:hover { color: var(--text-primary); border-color: var(--text-dim); }

/* ============================== Kabelplan-Übersicht (projektweit) ============================== */
.overview-wrap { padding: 4px; }
.overview-svg { width: 100%; height: auto; display: block; }
.overview-rack-box { fill: var(--bg-rail); stroke: var(--border); stroke-width: 1.5; }
.overview-rack-label { fill: var(--text-primary); font-family: var(--font-display); font-size: 13px; font-weight: 600; }
.overview-edge-label {
  fill: var(--text-dim); font-family: var(--font-mono); font-size: 9px;
  paint-order: stroke; stroke: var(--bg-panel); stroke-width: 3px;
}
.overview-legend { display: flex; flex-wrap: wrap; gap: 14px; margin-top: 16px; }
.overview-legend-item { display: flex; align-items: center; gap: 6px; font-size: 11.5px; color: var(--text-muted); }

.print-overview-section { display: none; }

/* ============================== Kategorie-Farben ============================== */
[data-category="audio"] { --cat-color: var(--cat-audio); }
[data-category="licht"] { --cat-color: var(--cat-licht); }
[data-category="video"] { --cat-color: var(--cat-video); }
[data-category="strom"] { --cat-color: var(--cat-strom); }
[data-category="sonstiges"] { --cat-color: var(--cat-sonstiges); }
[data-category="custom"] { --cat-color: var(--cat-custom); }

/* ============================== Responsive ============================== */
@media (max-width: 900px) {
  .sidebar { position: fixed; z-index: 20; height: calc(100vh - 56px); box-shadow: 4px 0 16px rgba(0,0,0,0.4); }
  .detail-panel { position: fixed; right: 0; z-index: 20; height: calc(100vh - 56px); box-shadow: -4px 0 16px rgba(0,0,0,0.4); }
}

/* ============================== Druck / Export ============================== */
@media print {
  body { background: #fff; color: #111; }
  .topbar, .sidebar, .detail-panel, .btn-add-rack, .rack-tabs, .rack-delete, .rack-he-field, .rack-item-remove,
  .canvas-toolbar, .single-rack-nav, .armed-hint, .theme-toggle-fixed { display: none !important; }
  .workspace { display: block; }
  .canvas { padding: 0; }
  .rack { break-inside: avoid; border: 1px solid #999; background: #fff; margin-bottom: 16px; width: 100% !important; }
  .rack-header { border-color: #ccc; }
  .rack-name-input { color: #111; }
  .rack-rail { background: #f2f2f2; border-color: #ccc; }
  .rack-slot-row { border-color: #ddd; }
  .rack-item { color: #111; box-shadow: inset 0 0 0 1px rgba(0,0,0,0.3); }
  .rack-ruler-tick { color: #666; }
  a[href]::after { content: ""; }

  .rack-view { display: block !important; margin-bottom: 10px; }
  .rack-view[data-view="cabling"] { display: none !important; }
  .rack-view-label {
    display: block !important;
    font-family: var(--font-mono);
    font-size: 9.5px;
    letter-spacing: 0.06em;
    text-transform: uppercase;
    color: #666;
    padding: 6px 12px 0;
  }

  /* Notizen: immer sichtbar drucken, unabhängig vom aufgeklappten Zustand */
  .rack-notes-details { display: block !important; border-top: 1px solid #ccc; }
  .rack-notes-details summary { display: none !important; }
  .rack-notes-details .rack-notes {
    display: block !important;
    border: none;
    background: transparent;
    color: #111;
    resize: none;
    -webkit-text-fill-color: #111;
  }
  .rack-notes-details .rack-notes:empty,
  .rack-notes-details .rack-notes[data-empty="true"] { display: none !important; }

  /* Kabelplan-Übersicht: nur beim Drucken sichtbar, als eigene Seite am Ende */
  .print-overview-section {
    display: block !important;
    break-before: page;
    margin-top: 0;
  }
  .print-overview-section h2 {
    font-family: var(--font-display);
    font-size: 20px;
    margin-bottom: 4px;
    color: #111;
  }
  .print-overview-section .overview-rack-box { fill: #fff; stroke: #888; }
  .print-overview-section .overview-rack-label { fill: #111; }
  .print-overview-section .overview-edge-label { fill: #444; stroke: #fff; }
  .print-overview-section .overview-legend-item { color: #333; }
}
