/* CSS Custom Variables for Theming */
:root {
  --font-sans: 'DM Sans', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  --font-mono: 'JetBrains Mono', monospace;

  /* HSL Colors (Light theme defaults) */
  --bg-color: #f8fafc;
  --card-bg: rgba(255, 255, 255, 0.8);
  --card-border: rgba(226, 232, 240, 0.8);
  --text-primary: #0f172a;
  --text-muted: #64748b;
  --border-color: #e2e8f0;
  
  --accent-cyan: #0891b2;
  --accent-purple: #7c3aed;
  --accent-emerald: #059669;
  --accent-rose: #dc2626;
  --accent-amber: #d97706;
  
  --shadow: 0 4px 30px rgba(0, 0, 0, 0.05);
  --glass-blur: blur(8px);
}

/* Dark Mode Tokens (Default) */
:root, .dark {
  --bg-color: #09090b;
  --card-bg: rgba(15, 15, 18, 0.65);
  --card-border: rgba(255, 255, 255, 0.08);
  --text-primary: #fafafa;
  --text-muted: #8e9196;
  --border-color: #1e1e24;
  
  --accent-cyan: #06b6d4;
  --accent-purple: #a855f7;
  --accent-emerald: #10b981;
  --accent-rose: #f43f5e;
  --accent-amber: #f59e0b;
  
  --shadow: 0 4px 30px rgba(0, 0, 0, 0.4);
  --glass-blur: blur(12px);
}

/* Light Mode Override (if .light class is active) */
.light {
  --bg-color: #f4f4f5;
  --card-bg: rgba(255, 255, 255, 0.75);
  --card-border: rgba(0, 0, 0, 0.06);
  --text-primary: #09090b;
  --text-muted: #71717a;
  --border-color: #e4e4e7;
  
  --accent-cyan: #0891b2;
  --accent-purple: #7c3aed;
  --accent-emerald: #10b981;
  --accent-rose: #e11d48;
  --accent-amber: #d97706;
  
  --shadow: 0 4px 20px rgba(0, 0, 0, 0.05);
}

/* Global Reset */
* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
  transition: background-color 0.3s ease, border-color 0.3s ease;
}

body {
  font-family: var(--font-sans);
  background-color: var(--bg-color);
  color: var(--text-primary);
  overflow-x: hidden;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
}

/* Glassmorphism Styles */
.glass-card {
  background: var(--card-bg);
  border: 1px solid var(--card-border);
  border-radius: 16px;
  box-shadow: var(--shadow);
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
  padding: 1.25rem;
  overflow: hidden;
}

/* Dashboard Container Layout */
.dashboard-container {
  max-w: 1600px;
  width: 100%;
  margin: 0 auto;
  padding: 1.5rem;
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

/* Header styling */
.header-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 0.5rem;
}

.header-title-section h1 {
  font-size: 2.25rem;
  font-weight: 800;
  letter-spacing: -0.05em;
  background: linear-gradient(135deg, var(--text-primary) 30%, var(--accent-cyan));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.header-title-section p {
  color: var(--text-muted);
  font-size: 0.875rem;
  margin-top: 0.25rem;
}

.header-controls {
  display: flex;
  gap: 0.75rem;
  align-items: center;
}

/* KPI Card Grid */
.kpi-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 1.25rem;
}

.kpi-card {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  position: relative;
}

.kpi-info {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.kpi-label {
  font-size: 0.75rem;
  text-transform: uppercase;
  font-weight: 700;
  letter-spacing: 0.05em;
  color: var(--text-muted);
}

.kpi-value {
  font-size: 2rem;
  font-weight: 800;
  font-family: var(--font-mono);
  display: flex;
  align-items: baseline;
  gap: 0.5rem;
}

.kpi-icon-container {
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--card-border);
  padding: 0.5rem;
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--accent-cyan);
}

.kpi-status-badge {
  font-size: 0.75rem;
  padding: 0.15rem 0.5rem;
  border-radius: 9999px;
  font-weight: 600;
}

/* Main Split View */
.main-content-split {
  display: flex;
  gap: 1.25rem;
  min-height: 520px;
  position: relative;
  align-items: stretch;
}

.left-panel {
  flex: 1;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.right-panel {
  width: 0;
  opacity: 0;
  visibility: hidden;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.right-panel.active {
  width: 420px;
  opacity: 1;
  visibility: visible;
}

/* Buttons */
.btn-icon {
  background: var(--card-bg);
  border: 1px solid var(--card-border);
  color: var(--text-primary);
  padding: 0.5rem;
  border-radius: 8px;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.2s ease;
}

.btn-icon:hover {
  background: rgba(255, 255, 255, 0.1);
  transform: translateY(-1px);
}

/* Segmented Control / Group Selectors */
.segmented-control {
  background: rgba(0, 0, 0, 0.2);
  border: 1px solid var(--card-border);
  padding: 0.25rem;
  border-radius: 8px;
  display: flex;
  gap: 0.25rem;
}

.segment-btn {
  background: transparent;
  border: none;
  color: var(--text-muted);
  padding: 0.35rem 0.75rem;
  border-radius: 6px;
  cursor: pointer;
  font-size: 0.85rem;
  font-weight: 600;
  transition: all 0.2s ease;
}

.segment-btn.active {
  background: rgba(255, 255, 255, 0.1);
  color: var(--text-primary);
  box-shadow: 0 2px 4px rgba(0,0,0,0.1);
}

/* Interactive SVG FloorPlan */
.floorplan-container {
  position: relative;
  display: flex;
  justify-content: center;
  align-items: center;
}

.floorplan-svg {
  width: 100%;
  height: auto;
  max-height: 480px;
}

.svg-wall {
  stroke: var(--text-muted);
  stroke-width: 3;
  fill: none;
  opacity: 0.3;
}

.svg-zone {
  fill: rgba(255, 255, 255, 0.02);
  stroke: var(--card-border);
  stroke-dasharray: 4 2;
  stroke-width: 1.5;
  cursor: pointer;
  transition: all 0.25s ease;
}

.svg-zone:hover {
  fill: rgba(6, 182, 212, 0.08);
  stroke: var(--accent-cyan);
}

.svg-zone.selected {
  fill: rgba(139, 92, 246, 0.1);
  stroke: var(--accent-purple);
  stroke-width: 2.5;
  stroke-dasharray: none;
  filter: drop-shadow(0 0 6px rgba(139, 92, 246, 0.3));
}

/* Occupancy-based zone colors */
.svg-zone.occupied-low {
  fill: rgba(16, 185, 129, 0.06);
  stroke: rgba(16, 185, 129, 0.4);
}
.svg-zone.occupied-medium {
  fill: rgba(245, 158, 11, 0.08);
  stroke: rgba(245, 158, 11, 0.5);
}
.svg-zone.occupied-high {
  fill: rgba(239, 68, 68, 0.1);
  stroke: rgba(239, 68, 68, 0.6);
}

/* Camera coverage cone visual */
.svg-camera-cone {
  fill: radial-gradient(circle, rgba(6, 182, 212, 0.15) 0%, transparent 80%);
  opacity: 0.25;
  pointer-events: none;
}

/* Spatial entities dots */
.entity-dot {
  stroke-width: 2;
  transition: all 0.5s cubic-bezier(0.1, 0.8, 0.3, 1);
}

.entity-dot.stationary {
  fill: var(--accent-cyan);
  stroke: rgba(6, 182, 212, 0.5);
  animation: pulse-cyan 2s infinite;
}

.entity-dot.in_motion {
  fill: var(--accent-purple);
  stroke: rgba(168, 85, 247, 0.5);
  animation: pulse-purple 1.5s infinite;
}

@keyframes pulse-cyan {
  0% { r: 6px; stroke-width: 2px; stroke-opacity: 0.8; }
  50% { r: 8px; stroke-width: 5px; stroke-opacity: 0.2; }
  100% { r: 6px; stroke-width: 2px; stroke-opacity: 0.8; }
}

@keyframes pulse-purple {
  0% { r: 6px; stroke-width: 2px; stroke-opacity: 0.8; }
  50% { r: 9px; stroke-width: 6px; stroke-opacity: 0.2; }
  100% { r: 6px; stroke-width: 2px; stroke-opacity: 0.8; }
}

/* Details Panel Styling */
.details-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  border-b: 1px solid var(--border-color);
  padding-bottom: 0.75rem;
  margin-bottom: 1rem;
}

.details-header h3 {
  font-size: 1.25rem;
  font-weight: 700;
}

.details-content {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.details-section-title {
  font-size: 0.75rem;
  text-transform: uppercase;
  font-weight: 700;
  letter-spacing: 0.05em;
  color: var(--text-muted);
  margin-bottom: 0.5rem;
}

.details-card-block {
  background: rgba(0, 0, 0, 0.15);
  border: 1px solid var(--card-border);
  border-radius: 8px;
  padding: 0.75rem;
}

.details-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.875rem;
  padding: 0.25rem 0;
}

.details-row-label {
  color: var(--text-muted);
}

.details-row-val {
  font-weight: 600;
  font-family: var(--font-mono);
}

.entity-list-item {
  border-bottom: 1px solid var(--card-border);
  padding: 0.5rem 0;
}

.entity-list-item:last-child {
  border-bottom: none;
}

.badge {
  font-size: 0.7rem;
  padding: 0.1rem 0.4rem;
  border-radius: 4px;
  font-weight: 600;
  text-transform: uppercase;
}

.badge-cyan { background: rgba(6, 182, 212, 0.15); color: var(--accent-cyan); }
.badge-purple { background: rgba(168, 85, 247, 0.15); color: var(--accent-purple); }
.badge-emerald { background: rgba(16, 185, 129, 0.15); color: var(--accent-emerald); }
.badge-rose { background: rgba(244, 63, 94, 0.15); color: var(--accent-rose); }
.badge-amber { background: rgba(245, 158, 11, 0.15); color: var(--accent-amber); }

/* Historical Analytics Row */
.analytics-grid {
  display: grid;
  grid-template-columns: 2fr 1fr;
  gap: 1.25rem;
}

@media (max-width: 1024px) {
  .analytics-grid {
    grid-template-columns: 1fr;
  }
  .main-content-split {
    flex-direction: column;
  }
  .right-panel.active {
    width: 100%;
  }
}

/* Compliance Audits Table and Lists */
.compliance-tabs {
  display: flex;
  border-b: 1px solid var(--border-color);
  margin-bottom: 1rem;
}

.compliance-tab-btn {
  background: transparent;
  border: none;
  border-bottom: 2px solid transparent;
  padding: 0.5rem 1rem;
  color: var(--text-muted);
  cursor: pointer;
  font-weight: 600;
  font-size: 0.9rem;
}

.compliance-tab-btn.active {
  color: var(--accent-cyan);
  border-bottom-color: var(--accent-cyan);
}

.compliance-log-list {
  max-height: 250px;
  overflow-y: auto;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  padding-right: 0.25rem;
}

.compliance-log-item {
  background: rgba(0, 0, 0, 0.1);
  border: 1px solid var(--card-border);
  border-radius: 8px;
  padding: 0.75rem;
  font-size: 0.85rem;
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
}

.compliance-log-meta {
  display: flex;
  justify-content: space-between;
  color: var(--text-muted);
  font-size: 0.75rem;
}

/* Micro-animations */
.pulse-on-update {
  animation: pulse-update 0.4s ease-out;
}

@keyframes pulse-update {
  0% { transform: scale(1); filter: brightness(1); }
  50% { transform: scale(1.05); filter: brightness(1.3); }
  100% { transform: scale(1); filter: brightness(1); }
}

/* Custom Scrollbars */
::-webkit-scrollbar {
  width: 6px;
  height: 6px;
}
::-webkit-scrollbar-track {
  background: transparent;
}
::-webkit-scrollbar-thumb {
  background: rgba(255, 255, 255, 0.1);
  border-radius: 4px;
}
::-webkit-scrollbar-thumb:hover {
  background: rgba(255, 255, 255, 0.2);
}

/* Productivity Entity States */
.entity-dot.idle {
  fill: #f97316 !important;
}

.entity-dot.distracted {
  fill: #ea580c !important;
}

.entity-dot.working {
  fill: var(--accent-cyan) !important;
}