:root {
  color-scheme: dark;

  --bg: #141a26;
  --bg2: #202d42;
  --panel: rgba(32, 45, 66, .92);
  --panel2: rgba(59, 69, 86, .72);
  --panel3: rgba(255, 255, 255, .055);

  --text: #f9fafb;
  --muted: #a7b0c2;
  --faint: #788397;

  --accent: #f2cc83;
  --accent2: #296117;

  --danger: #ef4444;
  --dangerSoft: rgba(239, 68, 68, .13);

  --ok: #22c55e;
  --blue: #60a5fa;

  --border: rgba(148, 163, 184, .34);
  --borderStrong: rgba(242, 204, 131, .55);

  --shadow: 0 24px 70px rgba(0, 0, 0, .28);
  --shadowSoft: 0 14px 34px rgba(0, 0, 0, .18);

  --radius: 20px;
  --radiusSm: 14px;

  --font: ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

html[data-theme="light"] {
  color-scheme: light;

  --bg: #f7ecd4;
  --bg2: #faefdc;
  --panel: rgba(255, 247, 231, .94);
  --panel2: rgba(242, 204, 131, .22);
  --panel3: rgba(41, 97, 23, .055);

  --text: #18210f;
  --muted: #5f6b57;
  --faint: #7a856f;

  --accent: #296117;
  --accent2: #f2cc83;

  --danger: #b91c1c;
  --dangerSoft: rgba(185, 28, 28, .1);

  --ok: #15803d;
  --blue: #2563eb;

  --border: rgba(41, 97, 23, .22);
  --borderStrong: rgba(41, 97, 23, .42);

  --shadow: 0 24px 70px rgba(66, 48, 22, .16);
  --shadowSoft: 0 14px 34px rgba(66, 48, 22, .12);
}

* {
  box-sizing: border-box;
}

html,
body {
  width: 100%;
  min-height: 100%;
}

body {
  margin: 0;
  font-family: var(--font);
  color: var(--text);
  background:
    radial-gradient(circle at top left, rgba(242, 204, 131, .16), transparent 32rem),
    radial-gradient(circle at right top, rgba(96, 165, 250, .10), transparent 30rem),
    linear-gradient(135deg, var(--bg), var(--bg2));
  overflow: hidden;
}

button,
input,
textarea,
select {
  font: inherit;
}

button {
  user-select: none;
}

/* =========================================================
   APP-ARCHITEKTUR
   Wichtig: feste Gesamtstruktur ohne Überlappung.
========================================================= */

.app-shell {
  height: 100vh;
  height: 100svh;
  min-height: 0;
  display: grid;
  grid-template-rows: auto minmax(0, 1fr) auto;
  overflow: hidden;
}

/* =========================================================
   TOPBAR
========================================================= */

.topbar {
  position: relative;
  z-index: 20;
  padding: 16px 22px;
  border-bottom: 1px solid var(--border);
  background: color-mix(in srgb, var(--bg) 88%, transparent);
  backdrop-filter: blur(18px);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 13px;
  min-width: 280px;
}

.brandMark {
  width: 46px;
  height: 46px;
  border-radius: 16px;
  display: grid;
  place-items: center;
  background: linear-gradient(135deg, var(--accent), var(--accent2));
  color: #101827;
  font-weight: 900;
  letter-spacing: -.04em;
  box-shadow: var(--shadowSoft);
}

html[data-theme="light"] .brandMark {
  color: #fff7e7;
}

.brand h1 {
  margin: 0;
  font-size: 1.1rem;
  letter-spacing: -.03em;
}

.brand p {
  margin: 3px 0 0;
  color: var(--muted);
  font-size: .78rem;
}

.topbarActions {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 8px;
}

/* =========================================================
   BUTTONS
========================================================= */

.btn {
  border: 1px solid var(--border);
  border-radius: 999px;
  padding: 9px 12px;
  color: var(--text);
  background: var(--panel3);
  cursor: pointer;
  transition:
    transform .16s ease,
    background .16s ease,
    border-color .16s ease,
    box-shadow .16s ease;
  white-space: nowrap;
}

.btn:hover {
  transform: translateY(-1px);
  border-color: var(--borderStrong);
  box-shadow: var(--shadowSoft);
}

.btn:active {
  transform: translateY(0);
  box-shadow: none;
}

.btn.primary {
  background: var(--accent);
  color: #111827;
  border-color: color-mix(in srgb, var(--accent) 80%, #fff);
  font-weight: 800;
}

html[data-theme="light"] .btn.primary {
  color: #fff7e7;
}

.btn.danger {
  background: var(--dangerSoft);
  border-color: color-mix(in srgb, var(--danger) 45%, transparent);
  color: color-mix(in srgb, var(--danger) 82%, var(--text));
}

.btn.dangerSoft {
  background: var(--dangerSoft);
  border-color: color-mix(in srgb, var(--danger) 30%, transparent);
  color: color-mix(in srgb, var(--danger) 78%, var(--text));
}

.btn.small {
  padding: 7px 10px;
  font-size: .8rem;
}

/* =========================================================
   HAUPTLAYOUT
   Neu: Zwei klare Zonen.
   Zeile 1 = Arbeitsbereich
   Zeile 2 = Kontrolltabelle
========================================================= */

.main-grid {
  width: min(1840px, calc(100vw - 32px));
  height: 100%;
  min-height: 0;
  margin: 0 auto;
  padding: 16px 0;

  display: grid;
  grid-template-columns: 286px minmax(560px, 1fr) 372px;
  grid-template-rows: minmax(0, 1fr) 270px;
  gap: 16px;
  align-items: stretch;
  overflow: hidden;
}

.main-grid.tableCollapsed {
  grid-template-rows: minmax(0, 1fr) 64px;
}

.panel {
  min-height: 0;
  border: 1px solid var(--border);
  background: var(--panel);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  overflow: hidden;
}

.panelHead {
  padding: 15px 16px;
  min-height: 64px;
  border-bottom: 1px solid var(--border);
  background:
    linear-gradient(180deg, rgba(255, 255, 255, .045), rgba(255, 255, 255, .012));
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 14px;
}

.panelHead h2 {
  margin: 0;
  font-size: .98rem;
  letter-spacing: -.02em;
}

.panelHead p {
  margin: 4px 0 0;
  color: var(--muted);
  font-size: .78rem;
  line-height: 1.35;
}

.panelBody {
  min-height: 0;
  padding: 16px;
}

/* =========================================================
   SIDEBAR
   Neu: kein sticky mehr, interne Scrollfläche.
========================================================= */

.sidebar {
  min-height: 0;
  display: grid;
  grid-template-rows: auto minmax(0, 1fr);
}

.sidebarBody {
  overflow: auto;
  scrollbar-gutter: stable;
}

.toolList {
  display: grid;
  gap: 10px;
}

.toolBtn {
  width: 100%;
  border: 1px solid var(--border);
  background: var(--panel3);
  color: var(--text);
  border-radius: var(--radiusSm);
  padding: 10px;
  display: grid;
  grid-template-columns: 42px 1fr;
  align-items: center;
  gap: 10px;
  text-align: left;
  cursor: pointer;
  transition:
    transform .16s ease,
    border-color .16s ease,
    background .16s ease,
    box-shadow .16s ease;
}

.toolBtn:hover {
  transform: translateY(-1px);
  border-color: var(--borderStrong);
  box-shadow: var(--shadowSoft);
}

.toolIcon {
  width: 42px;
  height: 42px;
  border-radius: 14px;
  display: grid;
  place-items: center;
  background: color-mix(in srgb, var(--accent) 18%, transparent);
  border: 1px solid color-mix(in srgb, var(--accent) 24%, transparent);
  font-size: 1.25rem;
}

.toolText strong {
  display: block;
  font-size: .88rem;
}

.toolText span {
  display: block;
  margin-top: 2px;
  color: var(--muted);
  font-size: .74rem;
}

.infoBox {
  margin-top: 14px;
  padding: 12px;
  border-radius: var(--radiusSm);
  border: 1px solid color-mix(in srgb, var(--blue) 28%, transparent);
  background: color-mix(in srgb, var(--blue) 9%, transparent);
  color: color-mix(in srgb, var(--blue) 50%, var(--text));
  font-size: .82rem;
  line-height: 1.45;
}

/* =========================================================
   WORKSPACE
   Neu: stabiler Innenaufbau.
========================================================= */

.workspace {
  min-width: 0;
  min-height: 0;
  display: grid;
  grid-template-rows: auto auto minmax(0, 1fr);
}

.workspaceHead {
  align-items: center;
}

.workspaceTools {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 7px;
}

.settingsBar {
  padding: 12px 16px;
  border-bottom: 1px solid var(--border);
  background: var(--panel2);
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.settingsBar label {
  display: grid;
  grid-template-columns: auto 84px auto;
  align-items: center;
  gap: 7px;
  color: var(--muted);
  font-size: .78rem;
}

.settingsBar input {
  width: 84px;
  padding: 8px 9px;
  border-radius: 11px;
  border: 1px solid var(--border);
  background: color-mix(in srgb, var(--bg) 42%, transparent);
  color: var(--text);
}

.canvasScroller {
  min-height: 0;
  overflow: auto;
  padding: 22px;
  background:
    linear-gradient(135deg, rgba(0, 0, 0, .12), rgba(255, 255, 255, .02));
  scrollbar-gutter: stable;
}

.planStage {
  position: relative;
  width: 900px;
  height: 620px;
  overflow: hidden;
  border-radius: 18px;
  border: 2px solid var(--borderStrong);
  background-color: #f8fafc;
  box-shadow:
    inset 0 0 0 1px rgba(15, 23, 42, .08),
    0 20px 44px rgba(0, 0, 0, .22);
  touch-action: none;
  transform-origin: top left;
}

.planStage.gridOn {
  background-image:
    linear-gradient(rgba(15, 23, 42, .13) 1px, transparent 1px),
    linear-gradient(90deg, rgba(15, 23, 42, .13) 1px, transparent 1px),
    linear-gradient(rgba(15, 23, 42, .25) 1px, transparent 1px),
    linear-gradient(90deg, rgba(15, 23, 42, .25) 1px, transparent 1px);
}

.stageBackground {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: fill;
  opacity: .62;
  pointer-events: none;
  display: none;
}

.stageBackground.visible {
  display: block;
}

.objectLayer {
  position: absolute;
  inset: 0;
  z-index: 3;
}

.planObject {
  position: absolute;
  display: grid;
  place-items: center;
  text-align: center;
  border: 2px solid rgba(15, 23, 42, .48);
  border-radius: 10px;
  color: #0f172a;
  box-shadow: 0 12px 24px rgba(15, 23, 42, .18);
  cursor: grab;
  user-select: none;
  touch-action: none;
  transform-origin: center center;
  overflow: hidden;
}

.planObject:active {
  cursor: grabbing;
}

.planObject.selected {
  outline: 3px solid #2563eb;
  outline-offset: 3px;
  z-index: 20;
}

.planObject.area {
  border-style: dashed;
  opacity: .82;
}

.objectLabel {
  pointer-events: none;
  padding: 5px;
  line-height: 1.12;
  font-weight: 900;
  font-size: 12px;
  text-shadow: 0 1px 0 rgba(255, 255, 255, .55);
}

.objectLabel small {
  display: block;
  margin-top: 3px;
  font-size: 10px;
  font-weight: 700;
  opacity: .78;
}

.northMark {
  position: absolute;
  z-index: 4;
  right: 16px;
  top: 16px;
  width: 45px;
  height: 45px;
  border-radius: 50%;
  background: rgba(255, 255, 255, .92);
  color: #0f172a;
  display: grid;
  place-items: center;
  font-weight: 950;
  border: 1px solid rgba(15, 23, 42, .14);
  box-shadow: 0 10px 22px rgba(15, 23, 42, .14);
}

.scaleMark {
  position: absolute;
  z-index: 4;
  left: 16px;
  bottom: 16px;
  padding: 8px 10px;
  border-radius: 12px;
  background: rgba(255, 255, 255, .92);
  color: #0f172a;
  border: 1px solid rgba(15, 23, 42, .14);
  font-size: 12px;
  font-weight: 750;
  box-shadow: 0 10px 22px rgba(15, 23, 42, .14);
}

.scaleLine {
  height: 8px;
  border-left: 2px solid #0f172a;
  border-right: 2px solid #0f172a;
  border-bottom: 2px solid #0f172a;
  margin-bottom: 4px;
}

/* =========================================================
   INSPECTOR
   Neu: kein sticky mehr, interne Scrollfläche.
========================================================= */

.inspector {
  min-height: 0;
  display: grid;
  grid-template-rows: auto minmax(0, 1fr);
}

.inspectorBody {
  min-height: 0;
  overflow: auto;
  padding: 0;
  scrollbar-gutter: stable;
}

.fold {
  border-bottom: 1px solid var(--border);
}

.fold summary {
  list-style: none;
  cursor: pointer;
  padding: 14px 16px;
  color: var(--text);
  font-weight: 850;
  font-size: .9rem;
  background: color-mix(in srgb, var(--panel3) 75%, transparent);
}

.fold summary::-webkit-details-marker {
  display: none;
}

.fold summary::after {
  content: "▾";
  float: right;
  color: var(--muted);
}

.fold:not([open]) summary::after {
  content: "▸";
}

.fold > form,
.fold > .formGrid,
.fold > .emptyState {
  padding: 14px 16px 16px;
}

.formGrid {
  display: grid;
  gap: 11px;
}

.twoCols {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
}

label {
  display: grid;
  gap: 5px;
  color: var(--muted);
  font-size: .76rem;
}

label span {
  color: var(--faint);
  font-size: .73rem;
}

input,
textarea {
  width: 100%;
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 10px 11px;
  background: color-mix(in srgb, var(--bg) 48%, transparent);
  color: var(--text);
  outline: none;
  transition:
    border-color .16s ease,
    box-shadow .16s ease,
    background .16s ease;
}

input:focus,
textarea:focus {
  border-color: var(--borderStrong);
  box-shadow: 0 0 0 4px color-mix(in srgb, var(--accent) 16%, transparent);
}

input[type="color"] {
  padding: 3px;
  min-height: 42px;
}

textarea {
  min-height: 82px;
  resize: vertical;
}

.subHead {
  margin-top: 5px;
  padding-top: 10px;
  border-top: 1px solid var(--border);
  color: var(--accent);
  text-transform: uppercase;
  letter-spacing: .08em;
  font-size: .7rem;
  font-weight: 900;
}

.emptyState {
  color: var(--muted);
  font-size: .84rem;
  line-height: 1.45;
}

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

/* =========================================================
   TABLE
   Neu: eigene Layout-Zone und interne Scrollfläche.
========================================================= */

.objectTablePanel {
  grid-column: 1 / -1;
  min-height: 0;
  display: grid;
  grid-template-rows: auto minmax(0, 1fr);
}

.objectTablePanel.collapsed {
  grid-template-rows: auto;
}

.objectTablePanel.collapsed .tableWrap {
  display: none;
}

.objectTableHead {
  align-items: center;
}

.tableWrap {
  min-height: 0;
  overflow: auto;
  scrollbar-gutter: stable;
}

table {
  width: 100%;
  border-collapse: collapse;
  font-size: .84rem;
}

th,
td {
  padding: 10px 12px;
  border-bottom: 1px solid var(--border);
  text-align: left;
  vertical-align: middle;
  white-space: nowrap;
}

th {
  position: sticky;
  top: 0;
  z-index: 2;
  color: var(--muted);
  font-weight: 850;
  background: color-mix(in srgb, var(--bg2) 88%, var(--panel));
}

html[data-theme="light"] th {
  background: #fff7e7;
}

tbody tr {
  cursor: pointer;
}

tbody tr:hover {
  background: color-mix(in srgb, var(--accent) 9%, transparent);
}

tbody tr.active {
  background: color-mix(in srgb, var(--blue) 14%, transparent);
}

.typeBadge {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  border-radius: 999px;
  padding: 4px 8px;
  background: color-mix(in srgb, var(--accent) 14%, transparent);
  border: 1px solid color-mix(in srgb, var(--accent) 25%, transparent);
  color: color-mix(in srgb, var(--accent) 70%, var(--text));
  font-size: .74rem;
  font-weight: 800;
}

.tableActions {
  display: flex;
  gap: 6px;
}

/* =========================================================
   FOOTER / STATUS
========================================================= */

.statusbar {
  padding: 10px 22px;
  border-top: 1px solid var(--border);
  color: var(--muted);
  background: color-mix(in srgb, var(--bg) 88%, transparent);
  font-size: .78rem;
}

.hidden {
  display: none !important;
}

.visually-hidden {
  position: absolute !important;
  width: 1px;
  height: 1px;
  overflow: hidden;
  clip-path: inset(50%);
  white-space: nowrap;
}

/* =========================================================
   RESPONSIVE
   Auf kleineren Displays darf die Seite wieder normal scrollen.
========================================================= */

@media (max-width: 1320px) {
  body {
    overflow: auto;
  }

  .app-shell {
    height: auto;
    min-height: 100vh;
    overflow: visible;
    display: block;
  }

  .main-grid {
    width: min(100% - 32px, 1840px);
    height: auto;
    min-height: 0;
    overflow: visible;
    grid-template-columns: 276px minmax(560px, 1fr);
    grid-template-rows: auto auto auto;
    align-items: start;
  }

  .main-grid.tableCollapsed {
    grid-template-rows: auto auto auto;
  }

  .sidebar,
  .workspace,
  .inspector,
  .objectTablePanel {
    min-height: auto;
  }

  .inspector {
    grid-column: 1 / -1;
  }

  .inspectorBody {
    max-height: 520px;
  }

  .canvasScroller {
    height: 620px;
  }

  .objectTablePanel {
    grid-column: 1 / -1;
  }

  .tableWrap {
    max-height: 320px;
  }
}

@media (max-width: 920px) {
  .topbar {
    align-items: flex-start;
    flex-direction: column;
  }

  .topbarActions {
    justify-content: flex-start;
  }

  .main-grid {
    width: min(100% - 20px, 1840px);
    grid-template-columns: 1fr;
    padding-top: 10px;
  }

  .workspaceHead {
    align-items: flex-start;
    flex-direction: column;
  }

  .workspaceTools {
    justify-content: flex-start;
  }

  .settingsBar {
    display: grid;
    grid-template-columns: 1fr 1fr;
  }

  .settingsBar label {
    grid-template-columns: 1fr 80px auto;
  }

  .canvasScroller {
    height: 560px;
    padding: 14px;
  }

  .twoCols {
    grid-template-columns: 1fr;
  }

  .objectTableHead {
    align-items: flex-start;
    flex-direction: column;
  }
}

@media (max-width: 560px) {
  .settingsBar {
    grid-template-columns: 1fr;
  }

  .brand {
    min-width: 0;
  }

  .brand h1 {
    font-size: 1rem;
  }

  .topbarActions .btn {
    flex: 1 1 auto;
  }
}