:root{
  --bg:#f5f7fb; --panel:#ffffff; --border:#d7dbe7;
  --text:#253050; --muted:#66708a; --brand:#2262e6;
  --occupied:#ffd6d6; --shadow: 0 6px 18px rgba(28,41,61,0.08);
}

* { box-sizing: border-box; }
html, body { height: 100%; }
body {
  margin: 0;
  display: flex;
  background: linear-gradient(180deg,#f6f8fc 0%,#eef2f8 100%); /* kein kariertes Muster */
  color: var(--text);
  font: 14px/1.4 system-ui, -apple-system, Segoe UI, Roboto, Arial, sans-serif;
}

#left-panel { flex: 2; padding: 16px; }
#right-panel {
  flex: 1; border-left: 1px solid var(--border); padding: 16px;
  background: var(--panel); box-shadow: var(--shadow);
}

/* Etagen-Selector */
#floor-selector { display: flex; flex-wrap: wrap; gap: 8px; }
#floor-selector button {
  padding: 8px 12px; border: 1px solid var(--border);
  background: var(--panel); color: var(--text); cursor: pointer; border-radius: 8px;
}
#floor-selector button.active { background: var(--brand); color: white; border-color: var(--brand); }

/* Bedienleiste */
#controls { display: flex; align-items: center; gap: 8px; margin-top: 12px; }
.inline { display: inline-flex; align-items: center; gap: 6px; color: var(--muted); }
.spacer { flex: 1; }

/* Statistik */
#floor-stats { margin-top: 8px; color: var(--muted); }

/* Zeichnung */
#map-container {
  margin-top: 12px;
  height: 60vh;
  border: 1px solid var(--border);
  background: var(--panel);
  border-radius: 12px;
  position: relative;
  overflow: hidden;
  box-shadow: var(--shadow);
}
.map-svg { width: 100%; height: 100%; }

/* Räume und Parkzonen (SVG) */
.room-shape, .parking-shape {
  fill: rgba(232,240,255,0.5);
  stroke: #2d3a5a;
  stroke-width: 2;
  cursor: pointer;
}
.room-shape:hover, .parking-shape:hover {
  outline: none;
  filter: drop-shadow(0 0 0.3rem rgba(34,98,230,0.35));
}
.busy-shape { fill: rgba(255,214,214,0.6); stroke: #cc0000; }

/* Raumlabels */
.room-label {
  font-family: system-ui, -apple-system, Segoe UI, Arial, sans-serif;
  font-size: 12px;
  fill: #253050;
  user-select: none;
}

/* Details & Kalender */
.hidden { display: none; }
.calendar-hint { color: var(--muted); font-size:12px; margin-top:8px; }
#calendar-controls { display:flex; align-items:center; gap:8px; margin: 10px 0; }
#calendar-controls button {
  border:1px solid var(--border); background: var(--panel); border-radius:8px;
  padding:6px 10px; cursor:pointer;
}
#calendar-week-label { flex:1; text-align:center; color: var(--muted); }
#calendar-grid { display:grid; grid-template-columns: repeat(7, 1fr); gap:8px; }
.cal-day { border:1px solid var(--border); border-radius:10px; padding:8px; min-height:120px; background:#fff; box-shadow: var(--shadow); }
.cal-day .day-head { font-weight:600; margin-bottom:6px; color: var(--text); }
.event-chip { background: #eaf1ff; border:1px solid #cfe0ff; color:#113a9e; padding:4px 6px; border-radius:6px; font-size:12px; margin-bottom:6px; }
.event-chip.busy { background: var(--occupied); border-color:#d9a5a5; color:#7a1f1f; }

/* Responsiv */
@media (max-width: 980px) { body { flex-direction: column; } }
@media (max-width: 640px) {
  #floor-selector { gap: 6px; }
  #floor-selector button { padding: 6px 10px; }
  #calendar-grid { grid-template-columns: repeat(2, 1fr); }
}

    body { font-family: Arial, sans-serif; margin: 0; background: #f5f7fb; }
    #container { display: flex; }
    #left-panel { flex: 2; padding: 24px; }
    #right-panel { flex: 1; padding: 24px; background: #fff; border-left: 1px solid #d7dbe7; }
    #floor-selector { margin-bottom: 16px; }
    #floor-selector button { margin-right: 8px; padding: 8px 16px; border-radius: 6px; border: 1px solid #d7dbe7; background: #eaf1ff; cursor: pointer; }
    #floor-selector button.active { background: #2262e6; color: #fff; }
    #map-container img { width: 100%; border-radius: 12px; box-shadow: 0 6px 18px rgba(28,41,61,0.08);}
    #map-container { margin-bottom: 16px; position: relative; }