:root {
  --bg: #f6f5f1;
  --panel: #ffffff;
  --ink: #1f2933;
  --muted: #6b7280;
  --line: #e5e7eb;
  --accent: #2563eb;
  --accent-ink: #ffffff;
  --warn: #b91c1c;
  --ok: #166534;
  --free: rgba(37, 99, 235, 0.18);
  --free-stroke: #2563eb;
  --taken: rgba(22, 101, 52, 0.30);
  --taken-stroke: #166534;
  --hover: rgba(234, 179, 8, 0.45);
  --selected-stroke: #ea580c;
  --radius: 6px;
  --shadow: 0 4px 14px rgba(0,0,0,.08);
}

* { box-sizing: border-box; }
html, body { margin: 0; height: 100%; font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif; color: var(--ink); background: var(--bg); }

header {
  display: flex; align-items: center; justify-content: space-between;
  padding: 10px 16px; background: var(--panel); border-bottom: 1px solid var(--line);
  position: sticky; top: 0; z-index: 10;
}
header h1 { font-size: 16px; margin: 0; font-weight: 600; }
.header-actions { display: flex; align-items: center; gap: 10px; }
.status { font-size: 12px; color: var(--muted); min-width: 80px; text-align: right; }

main {
  display: grid; grid-template-columns: 1fr 320px;
  height: calc(100vh - 49px);
}

#map-wrap {
  overflow: auto; background: #fafaf7;
  display: flex; align-items: stretch; justify-content: stretch;
  position: relative;
}
.scale-bar {
  position: absolute; bottom: 12px; left: 12px; z-index: 5;
  background: rgba(255,255,255,0.85); padding: 4px 8px;
  border: 1px solid var(--line); border-radius: var(--radius);
  font-size: 12px; font-weight: 600; color: var(--ink);
  display: flex; flex-direction: column; gap: 3px; align-items: stretch;
  pointer-events: none; user-select: none;
}
.scale-bar::after {
  content: ""; display: block; height: 4px; background: var(--ink);
  border-left: 1px solid var(--ink); border-right: 1px solid var(--ink);
  width: var(--bar-width, 60px);
}
.scale-bar span { text-align: center; }
#map { width: 100%; height: 100%; display: block; cursor: grab; touch-action: none; overflow: visible; }
#map image { pointer-events: none; }
#map.panning { cursor: grabbing; }

/* Stall rotation control */
.rot-hit { fill: transparent; cursor: grab; }
.rot-hit:active { cursor: grabbing; }
.rot-icon {
  fill: #ea580c; font-weight: 700; pointer-events: none;
  text-anchor: middle; dominant-baseline: central;
  paint-order: stroke; stroke: #ffffffdd; stroke-width: 2; stroke-linejoin: round;
}
.handle-line { stroke: #ea580c; stroke-dasharray: 3 3; }

/* Legacy rotate handle (kept for satellite/etc. fallback if any) */
.handle-rot { fill: #ea580c; stroke: #fff; stroke-width: 1.5; cursor: grab; }
.handle-rot:active { cursor: grabbing; }

.stall-group { cursor: pointer; }
.stall-group.selected { cursor: move; }
.stall {
  fill: var(--free);
  stroke: var(--free-stroke);
  stroke-width: 2;
  transition: fill .15s, stroke .15s;
}
.stall.taken { fill: var(--taken); stroke: var(--taken-stroke); }
.stall.facility { fill: rgba(234, 179, 8, 0.45); stroke: #b45309; }
.stall.facility.taken { fill: rgba(234, 88, 12, 0.55); stroke: #9a3412; }
.stall:hover { fill: var(--hover); }
.stall.selected { stroke: var(--selected-stroke); stroke-width: 4; }
.stall-label {
  fill: var(--ink); pointer-events: none;
  text-anchor: middle; dominant-baseline: central;
  paint-order: stroke; stroke: #ffffffcc; stroke-width: 2; stroke-linejoin: round;
  font-weight: 700;
}
.stall-label.fit { stroke-width: 1.5; }
.stall-holder {
  fill: #111; pointer-events: none;
  text-anchor: middle; dominant-baseline: central;
  paint-order: stroke; stroke: #ffffffcc; stroke-width: 1.5; stroke-linejoin: round;
  font-weight: 600;
}
.label-hit {
  fill: rgba(0,0,0,0.01); stroke: transparent;
}
.label-hit.selected {
  fill: rgba(234, 88, 12, 0.10); stroke: #ea580c; stroke-width: 1.5; stroke-dasharray: 4 3;
}
.free-label {
  font-weight: 600; fill: #1f2933;
  text-anchor: middle; dominant-baseline: middle;
  paint-order: stroke; stroke: #ffffffcc; stroke-width: 3; stroke-linejoin: round;
  pointer-events: none;
}

#sidebar {
  background: var(--panel); border-left: 1px solid var(--line);
  display: flex; flex-direction: column; min-height: 0;
}

#edit-pane { border-bottom: 2px solid var(--line); background: #fcfaf6; }
#edit-pane.hidden { display: none; }
.pane-header {
  display: flex; align-items: center; justify-content: space-between;
  padding: 8px 12px; background: #f3eee2;
}
.pane-header h2 { margin: 0; font-size: 14px; font-weight: 700; }
#stall-form { padding: 10px 12px; display: flex; flex-direction: column; gap: 8px; }
#stall-form label { display: flex; flex-direction: column; gap: 3px; font-size: 12px; color: var(--muted); }
#stall-form input, #stall-form select, #stall-form textarea {
  font: inherit; padding: 6px 8px; border: 1px solid var(--line); border-radius: var(--radius);
  background: #fff; color: var(--ink);
}
#stall-form textarea { min-height: 50px; resize: vertical; }
#stall-form .form-actions { display: flex; align-items: center; gap: 6px; margin-top: 2px; }

.cell-label { font-size: 12px; color: var(--muted); margin-bottom: 4px; display: block; }
.cell-grid {
  display: grid; grid-template-columns: repeat(5, 1fr); gap: 3px;
  width: 160px; margin-bottom: 4px;
}
.cell-grid button {
  aspect-ratio: 1; padding: 0; min-width: 0;
  background: #fff; color: var(--ink); border: 1px solid var(--line);
  font-size: 10px;
}
.cell-grid button.in-range { background: #dbeafe; border-color: var(--free-stroke); color: var(--ink); }
.cell-grid button.current { background: var(--accent); border-color: var(--accent); color: #fff; }
.cell-grid button:hover { filter: brightness(0.96); }
.summary {
  display: flex; gap: 8px; padding: 10px 12px;
  border-bottom: 1px solid var(--line); font-size: 13px;
}
.summary > div { flex: 1; }
.summary span { font-weight: 700; color: var(--accent); }

.add-row {
  padding: 8px 12px; border-bottom: 1px solid var(--line);
  display: flex; flex-direction: column; gap: 6px;
}
.add-row-label { font-size: 11px; color: var(--muted); font-weight: 600; text-transform: uppercase; letter-spacing: 0.5px; }
.add-row-buttons { display: flex; flex-wrap: wrap; gap: 4px; }
.add-btn {
  font: inherit; font-size: 12px; padding: 5px 9px;
  background: #fff; color: var(--ink); border: 1px solid var(--line); border-radius: var(--radius);
  cursor: pointer;
}
.add-btn:hover { background: var(--accent); color: #fff; border-color: var(--accent); }

.settings-panel {
  position: fixed; top: 56px; right: 12px; z-index: 40;
  background: var(--panel); border: 1px solid var(--line);
  border-radius: 8px; box-shadow: 0 12px 32px rgba(0,0,0,0.18);
  width: min(340px, calc(100vw - 24px));
  display: flex; flex-direction: column;
}
.settings-panel.hidden { display: none; }
.settings-panel-header {
  display: flex; align-items: center; justify-content: space-between;
  padding: 10px 14px; border-bottom: 1px solid var(--line); background: #f9fafb;
  border-radius: 8px 8px 0 0;
}
.settings-panel-header h2 { margin: 0; font-size: 15px; font-weight: 700; }
.settings-panel-body { padding: 14px; display: flex; flex-direction: column; gap: 14px; }
.settings-row { font-size: 14px; padding: 4px 0; cursor: pointer; }
@media (max-width: 900px) {
  .settings-panel { top: 50px; right: 6px; left: 6px; width: auto; }
}

.sidebar-close {
  display: none;
  width: 100%; padding: 10px;
  background: var(--accent); color: #fff; border: 0;
  font-size: 14px; font-weight: 600; cursor: pointer;
  border-radius: 0;
  position: sticky; top: 0; z-index: 5;
}
.sidebar-close:hover { filter: brightness(0.95); }

.scale-row {
  display: grid; grid-template-columns: 1fr auto; gap: 6px; align-items: center;
}
.scale-row .scale-label { font-size: 12px; color: var(--ink); display: flex; align-items: center; gap: 6px; }
.scale-row .scale-label input { width: 56px; padding: 4px 6px; border: 1px solid var(--line); border-radius: var(--radius); font: inherit; }
.scale-row button { padding: 6px 10px; font-size: 12px; }
.scale-row p { grid-column: 1 / -1; margin: 0; font-size: 11px; color: var(--muted); min-height: 1em; }

.anchors-section { border-bottom: 1px solid var(--line); }
.anchors-section summary {
  padding: 8px 12px; font-size: 12px; font-weight: 600; color: var(--ink);
  cursor: pointer; user-select: none; background: #f9fafb;
}
.anchors-section summary:hover { background: #f3f4f6; }
.anchors-body { padding: 10px 12px; display: flex; flex-direction: column; gap: 6px; }
.anchor-add { display: grid; grid-template-columns: 1fr 80px auto; gap: 4px; }
.anchor-add input {
  font: inherit; padding: 6px 8px; border: 1px solid var(--line); border-radius: var(--radius); font-size: 12px;
}
.anchor-add button { padding: 6px 10px; font-size: 12px; }
.anchor-msg { font-size: 11px; color: var(--muted); margin: 0; min-height: 1em; }
.anchor-msg.err { color: var(--warn); }
.anchor-list { list-style: none; margin: 0; padding: 0; display: flex; flex-direction: column; gap: 3px; }
.anchor-list li {
  display: grid; grid-template-columns: 14px 1fr auto; gap: 6px; align-items: center;
  padding: 3px 6px; background: #fff; border: 1px solid var(--line); border-radius: var(--radius);
  font-size: 12px;
}
.anchor-swatch { width: 12px; height: 12px; border-radius: 50%; background: #ef4444; border: 1.5px solid #fff; box-shadow: 0 0 0 1px #b91c1c; }
.anchor-label { font-weight: 600; }
.anchor-words { color: var(--muted); font-size: 11px; }
.anchor-list button { padding: 2px 6px; font-size: 11px; background: #fff; color: var(--warn); border: 1px solid var(--line); border-radius: var(--radius); }
.anchor-hint { font-size: 11px; color: var(--muted); margin: 4px 0 0; line-height: 1.4; }

.anchor-marker { fill: #ef4444; stroke: #fff; stroke-width: 1.5; pointer-events: none; }
.anchor-marker-label {
  font-size: 11px; font-weight: 700; fill: #b91c1c;
  paint-order: stroke; stroke: #ffffffcc; stroke-width: 3; stroke-linejoin: round;
  pointer-events: none; text-anchor: middle;
}

#filter {
  margin: 10px 12px 6px; padding: 8px 10px; border: 1px solid var(--line);
  border-radius: var(--radius); font-size: 14px;
}

#stall-list { list-style: none; margin: 0; padding: 0 0 8px; overflow-y: auto; flex: 1; }
#stall-list li {
  padding: 8px 12px; border-bottom: 1px solid var(--line);
  cursor: pointer; display: flex; gap: 8px; align-items: center;
}
#stall-list li:hover { background: #f3f4f6; }
#stall-list li.selected { background: #fff5e6; }
.li-label { font-weight: 600; min-width: 60px; }
.li-holder { color: var(--muted); flex: 1; font-size: 13px; }
.li-size { font-size: 11px; padding: 2px 6px; background: #e5e7eb; border-radius: 999px; }

.overlay {
  position: fixed; inset: 0; background: rgba(15,23,42,.5);
  display: flex; align-items: center; justify-content: center; z-index: 50;
}
.overlay.hidden { display: none; }
.overlay form {
  background: var(--panel); padding: 20px; border-radius: 10px;
  width: min(420px, 92vw); box-shadow: var(--shadow);
  display: flex; flex-direction: column; gap: 10px;
}
.overlay form h1, .overlay form h2 { margin: 0 0 4px; font-size: 18px; }
.overlay form label { display: flex; flex-direction: column; gap: 4px; font-size: 13px; color: var(--muted); }
.overlay form input, .overlay form select, .overlay form textarea {
  font: inherit; padding: 8px 10px; border: 1px solid var(--line); border-radius: var(--radius);
  background: #fff; color: var(--ink);
}
.overlay form textarea { min-height: 60px; resize: vertical; }

.row-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; }
.form-actions { display: flex; gap: 8px; margin-top: 6px; align-items: center; }

button {
  font: inherit; padding: 8px 14px; border-radius: var(--radius); border: 1px solid var(--accent);
  background: var(--accent); color: var(--accent-ink); cursor: pointer;
}
button:hover { filter: brightness(0.95); }
button.ghost { background: transparent; color: var(--ink); border-color: var(--line); }
button.danger { background: #fff; color: var(--warn); border-color: var(--warn); }
button.small { padding: 4px 8px; font-size: 12px; }

.toggle { font-size: 13px; display: inline-flex; gap: 6px; align-items: center; cursor: pointer; }

.basemap-controls { display: inline-flex; border: 1px solid var(--line); border-radius: var(--radius); overflow: hidden; }
.bm-btn {
  border: 0; border-radius: 0; background: #fff; color: var(--ink);
  padding: 4px 10px; min-width: 36px; font-size: 12px; line-height: 1;
}
.bm-btn + .bm-btn { border-left: 1px solid var(--line); }
.bm-btn:hover { background: #f3f4f6; }
.bm-btn.active { background: var(--accent); color: #fff; }

.layer-controls { display: inline-flex; align-items: center; gap: 6px; font-size: 12px; color: var(--muted); }
.layer-controls input[type=range] { width: 90px; }
.lc-label { font-weight: 600; color: var(--ink); }

.sat-outline { fill: none; stroke: #2563eb; stroke-width: 2; stroke-dasharray: 6 4; pointer-events: none; }
.sat-handle { fill: #2563eb; stroke: #fff; stroke-width: 1.5; cursor: grab; }
.sat-handle:active { cursor: grabbing; }
.sat-handle.scale { cursor: nwse-resize; }
.sat-handle.rot { cursor: grab; fill: #ea580c; }

.zoom-controls { display: inline-flex; border: 1px solid var(--line); border-radius: var(--radius); overflow: hidden; }
.zoom-controls button {
  border: 0; border-radius: 0; background: #fff; color: var(--ink);
  padding: 4px 10px; min-width: 30px; font-size: 14px; line-height: 1;
}
.zoom-controls button + button { border-left: 1px solid var(--line); }
.zoom-controls button:hover { background: #f3f4f6; }

.reset-color { justify-content: end; align-items: end; }
.reset-color button { width: 100%; }

#add-preset { font: inherit; padding: 6px 8px; border-radius: var(--radius); border: 1px solid var(--line); background: #fff; }

.err { color: var(--warn); font-size: 13px; margin: 0; min-height: 1em; }

.w3w-row {
  display: flex; align-items: center; gap: 8px;
  padding: 8px 10px; background: #f3f4f6; border-radius: var(--radius);
  font-size: 13px;
}
.w3w-label { color: var(--muted); }
.w3w-row a { color: var(--accent); text-decoration: none; font-weight: 600; flex: 1; }
.w3w-row a:hover { text-decoration: underline; }

#sidebar-toggle { display: none; }

.mobile-only { display: none !important; }
.overflow-menu {
  position: fixed; top: 48px; right: 8px;
  background: var(--panel); border: 1px solid var(--line);
  border-radius: var(--radius); padding: 6px;
  box-shadow: 0 8px 24px rgba(0,0,0,0.15);
  z-index: 40; min-width: 160px;
  display: flex; flex-direction: column; gap: 4px;
}
.overflow-menu.hidden { display: none; }
.overflow-item {
  padding: 8px 10px; font-size: 14px; cursor: pointer;
  background: transparent; border: 0; border-radius: var(--radius);
  display: flex; align-items: center; gap: 6px; text-align: left;
  color: var(--ink);
}
.overflow-item:hover { background: #f3f4f6; }
.overflow-item input[type=checkbox] { margin: 0; }

@media (max-width: 900px) {
  /* Compact header — title hidden, controls scrollable */
  header { padding: 6px 8px; gap: 6px; flex-wrap: nowrap; }
  header h1 { display: none; }
  .header-actions { gap: 6px; flex: 1; overflow-x: auto; -webkit-overflow-scrolling: touch; justify-content: flex-end; }
  .header-actions::-webkit-scrollbar { display: none; }
  .zoom-controls button, .bm-btn { padding: 8px 11px; font-size: 14px; }
  .layer-controls input[type=range] { width: 90px; }
  .status { display: none; }
  button.ghost, button { padding: 8px 12px; }
  #sidebar-toggle { display: inline-flex; padding: 8px 12px; font-size: 18px; }
  .hide-on-mobile { display: none !important; }
  .mobile-only { display: inline-flex !important; }
  .sidebar-close { display: block; }

  /* Map fills whole space; sidebar slides in as an overlay */
  main { grid-template-columns: 1fr; grid-template-rows: 1fr; }
  #sidebar {
    position: fixed; inset: auto 0 0 0; height: 60vh; max-height: 100vh;
    transform: translateY(100%); transition: transform .2s ease-out;
    border-left: 0; border-top: 1px solid var(--line);
    box-shadow: 0 -6px 24px rgba(0,0,0,.15);
    z-index: 30;
  }
  #sidebar.open { transform: translateY(0); }
}

/* Landscape on phones: pull sidebar in from the right instead, narrower */
@media print {
  @page { size: A3 landscape; margin: 1cm; }
  html, body { background: #fff; height: auto; }
  header, aside#sidebar, #settings-panel, #overflow-menu, #login,
  #handles, .scale-bar, .sidebar-close { display: none !important; }
  main { display: block; height: auto; }
  #map-wrap { overflow: visible; height: auto; background: #fff; }
  #map { width: 100%; height: auto; min-height: 80vh; }
  /* Hide selection / handle indicators when exporting */
  .stall-group.selected .stall.selected,
  .stall.selected { stroke-width: 2 !important; }
  .label-hit.selected { fill: transparent !important; stroke: transparent !important; }
}

@media (max-width: 900px) and (orientation: landscape) {
  header { padding: 4px 6px; }
  header button, .header-actions select, .header-actions input { font-size: 12px; }
  #sidebar {
    inset: 0 0 0 auto; width: 320px; max-width: 80vw; height: 100%;
    transform: translateX(100%); border-top: 0; border-left: 1px solid var(--line);
    box-shadow: -6px 0 24px rgba(0,0,0,.15);
  }
  #sidebar.open { transform: translateX(0); }
}

/* Backdrop when sidebar is open on mobile */
@media (max-width: 900px) {
  #sidebar.open::before {
    content: ""; position: fixed; inset: 0; background: rgba(0,0,0,.35);
    z-index: -1; pointer-events: none;
  }
}