/**
 * layout.css - Grid, Header, Left Sidebar, Right Drawer & Responsive Views
 */

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html, body {
  height: 100%;
  width: 100%;
  font-family: var(--font-family);
  background-color: var(--bg-app);
  color: var(--text-primary);
  overflow: hidden;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* App Root Container */
.app-container {
  display: flex;
  flex-direction: column;
  height: 100vh;
  width: 100vw;
  overflow: hidden;
  position: relative;
}

/* Top App Header */
.app-header {
  height: var(--header-height);
  min-height: var(--header-height);
  background-color: var(--bg-surface);
  border-bottom: 1px solid var(--border-subtle);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 var(--spacing-5);
  z-index: var(--z-controls);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
}

.header-brand {
  display: flex;
  align-items: center;
  gap: var(--spacing-3);
  text-decoration: none;
  color: inherit;
}

.brand-icon {
  width: 34px;
  height: 34px;
  border-radius: var(--radius-md);
  background: linear-gradient(135deg, #3b82f6, #8b5cf6);
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-weight: var(--font-weight-bold);
  font-size: var(--font-size-md);
  box-shadow: 0 0 15px var(--accent-primary-glow);
}

.brand-title-wrap {
  display: flex;
  flex-direction: column;
}

.brand-title {
  font-size: var(--font-size-base);
  font-weight: var(--font-weight-bold);
  letter-spacing: -0.01em;
  display: flex;
  align-items: center;
  gap: var(--spacing-2);
}

.brand-subtitle {
  font-size: var(--font-size-xs);
  color: var(--text-secondary);
}

.live-indicator {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  padding: 2px 7px;
  border-radius: var(--radius-full);
  background-color: var(--accent-success-light);
  color: var(--accent-success);
  font-size: 10px;
  font-weight: var(--font-weight-semibold);
  letter-spacing: 0.04em;
  text-transform: uppercase;
  transition: all var(--transition-fast);
}

.live-indicator.indicator-range {
  background-color: rgba(59, 130, 246, 0.15);
  color: #60a5fa;
  border: 1px solid rgba(59, 130, 246, 0.4);
}

.live-pulse {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background-color: var(--accent-success);
  animation: pulse-ring 2s cubic-bezier(0.4, 0, 0.6, 1) infinite;
}

@keyframes pulse-ring {
  0%, 100% {
    opacity: 1;
    transform: scale(1);
  }
  50% {
    opacity: 0.4;
    transform: scale(1.3);
  }
}

.header-center {
  display: flex;
  align-items: center;
  gap: var(--spacing-4);
  max-width: 550px;
  overflow: hidden;
}

.survey-pill {
  display: flex;
  align-items: center;
  gap: var(--spacing-2);
  padding: 6px 14px;
  background-color: var(--bg-surface-elevated);
  border: 1px solid var(--border-medium);
  border-radius: var(--radius-full);
  font-size: var(--font-size-sm);
  color: var(--text-primary);
  max-width: 380px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.survey-pill:hover {
  background-color: var(--bg-surface-hover);
  border-color: var(--accent-primary);
}

.header-actions {
  display: flex;
  align-items: center;
  gap: var(--spacing-3);
}

/* Main Content Area */
.app-main {
  display: flex;
  flex: 1;
  height: calc(100vh - var(--header-height));
  position: relative;
  overflow: hidden;
}

/* Left Sidebar (Filter Panel) */
.filter-sidebar {
  width: var(--sidebar-width);
  min-width: var(--sidebar-width);
  background-color: var(--bg-surface);
  border-right: 1px solid var(--border-subtle);
  display: flex;
  flex-direction: column;
  height: 100%;
  z-index: var(--z-sidebar);
  transition: transform var(--transition-normal);
  overflow: hidden;
}

.sidebar-header {
  padding: var(--spacing-4) var(--spacing-5);
  border-bottom: 1px solid var(--border-subtle);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.sidebar-title {
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-semibold);
  color: var(--text-primary);
  display: flex;
  align-items: center;
  gap: var(--spacing-2);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.sidebar-content {
  flex: 1;
  overflow-y: auto;
  padding: var(--spacing-4) var(--spacing-5);
  display: flex;
  flex-direction: column;
  gap: var(--spacing-5);
}

.sidebar-content::-webkit-scrollbar {
  width: 5px;
}
.sidebar-content::-webkit-scrollbar-thumb {
  background: var(--border-medium);
  border-radius: var(--radius-full);
}

.sidebar-footer {
  padding: var(--spacing-4) var(--spacing-5);
  border-top: 1px solid var(--border-subtle);
  background-color: var(--bg-surface-elevated);
}

/* Main Center Map Viewport */
.map-viewport {
  flex: 1;
  height: 100%;
  position: relative;
  overflow: hidden;
  background: radial-gradient(circle at 50% 50%, #111a2e 0%, #080c14 100%);
  display: flex;
  flex-direction: column;
}

.map-top-bar {
  position: absolute;
  top: var(--spacing-4);
  left: var(--spacing-4);
  right: var(--spacing-4);
  display: flex;
  align-items: center;
  justify-content: space-between;
  pointer-events: none;
  z-index: var(--z-controls);
}

.map-stats-summary {
  display: flex;
  align-items: center;
  gap: var(--spacing-2);
  pointer-events: auto;
  max-width: 100%;
  overflow-x: auto;
  padding-bottom: 2px;
  scrollbar-width: thin;
  scrollbar-color: rgba(255, 255, 255, 0.15) transparent;
}

.map-stats-summary::-webkit-scrollbar {
  height: 4px;
}

.map-stats-summary::-webkit-scrollbar-thumb {
  background: rgba(255, 255, 255, 0.15);
  border-radius: 4px;
}

.stat-chip {
  background-color: var(--bg-glass-card);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 6px 14px;
  display: flex;
  flex-direction: column;
  justify-content: center;
  box-shadow: var(--shadow-sm);
  flex-shrink: 0;
  min-height: 54px;
}

.stat-chip-label {
  font-size: 10px;
  color: var(--text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  font-weight: var(--font-weight-semibold);
}

.stat-chip-value {
  font-size: var(--font-size-base);
  font-weight: var(--font-weight-bold);
  color: var(--text-primary);
  line-height: 1.25;
}

/* Demographic Mini-Chart Cards */
.stat-chip-chart {
  min-width: 180px;
  max-width: 230px;
  padding: 5px 12px;
}

.stat-chip-chart-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  margin-bottom: 2px;
}

.stat-chip-chart-sub {
  font-size: 10px;
  font-family: var(--font-mono);
  font-weight: var(--font-weight-semibold);
  color: var(--text-primary);
  letter-spacing: 0.02em;
}

.stat-chip-chart-body {
  display: flex;
  align-items: center;
  gap: 8px;
}

.mini-chart-container {
  width: 44px;
  height: 44px;
  min-width: 44px;
  min-height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.mini-chart-legend {
  display: flex;
  flex-direction: column;
  gap: 2px;
  min-width: 0;
  flex: 1;
}

.mini-legend-item {
  display: flex;
  align-items: center;
  gap: 4px;
  font-size: 10px;
  color: var(--text-secondary);
  line-height: 1.2;
}

.mini-legend-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  flex-shrink: 0;
}

.mini-legend-name {
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  max-width: 80px;
}

.mini-legend-val {
  font-family: var(--font-mono);
  font-weight: var(--font-weight-semibold);
  color: var(--text-primary);
  margin-left: auto;
  padding-left: 4px;
}

.map-container {
  flex: 1;
  width: 100%;
  height: 100%;
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: grab;
  user-select: none;
  overflow: hidden;
}

.map-container:active {
  cursor: grabbing;
}

/* Right Detail Drawer */
.detail-drawer {
  position: fixed;
  top: 0;
  right: 0;
  bottom: 0;
  width: var(--drawer-width);
  max-width: 100vw;
  background-color: var(--bg-surface);
  border-left: 1px solid var(--border-subtle);
  box-shadow: var(--shadow-drawer);
  z-index: var(--z-drawer);
  transform: translateX(100%);
  transition: transform var(--transition-drawer);
  display: flex;
  flex-direction: column;
  overflow: hidden;
}

.detail-drawer.open {
  transform: translateX(0);
}

.drawer-header {
  padding: var(--spacing-5);
  border-bottom: 1px solid var(--border-subtle);
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  background-color: var(--bg-surface-elevated);
}

.drawer-city-meta {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-1);
}

.drawer-city-badge-row {
  display: flex;
  align-items: center;
  gap: var(--spacing-2);
}

.city-code-badge {
  background-color: var(--accent-primary-light);
  color: var(--accent-primary);
  border: 1px solid var(--accent-primary);
  font-size: var(--font-size-xs);
  font-weight: var(--font-weight-bold);
  font-family: var(--font-mono);
  padding: 2px 8px;
  border-radius: var(--radius-sm);
}

.drawer-city-name {
  font-size: var(--font-size-2xl);
  font-weight: var(--font-weight-bold);
  color: var(--text-primary);
  line-height: 1.2;
}

.drawer-vote-count {
  font-size: var(--font-size-sm);
  color: var(--text-secondary);
}

.drawer-body {
  flex: 1;
  overflow-y: auto;
  padding: var(--spacing-5);
  display: flex;
  flex-direction: column;
  gap: var(--spacing-6);
}

.drawer-body::-webkit-scrollbar {
  width: 5px;
}
.drawer-body::-webkit-scrollbar-thumb {
  background: var(--border-medium);
  border-radius: var(--radius-full);
}

.drawer-footer {
  padding: var(--spacing-4) var(--spacing-5);
  border-top: 1px solid var(--border-subtle);
  background-color: var(--bg-surface-elevated);
  display: flex;
  flex-direction: column;
  gap: var(--spacing-3);
}

/* Drawer Backdrop Overlay */
.drawer-backdrop {
  position: fixed;
  inset: 0;
  background-color: rgba(0, 0, 0, 0.65);
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);
  z-index: var(--z-drawer-backdrop);
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--transition-normal);
}

.drawer-backdrop.active {
  opacity: 1;
  pointer-events: auto;
}

/* Welcome Hub Modal */
.modal-overlay {
  position: fixed;
  inset: 0;
  background-color: rgba(0, 0, 0, 0.75);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  z-index: var(--z-modal);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--spacing-4);
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--transition-normal);
}

.modal-overlay.active {
  opacity: 1;
  pointer-events: auto;
}

.modal-dialog {
  background-color: var(--bg-surface);
  border: 1px solid var(--border-medium);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-xl);
  width: 100%;
  max-width: 820px;
  max-height: 85vh;
  display: flex;
  flex-direction: column;
  overflow: hidden;
  transform: scale(0.96) translateY(10px);
  transition: transform var(--transition-normal);
}

.modal-overlay.active .modal-dialog {
  transform: scale(1) translateY(0);
}

.modal-header {
  padding: var(--spacing-6);
  border-bottom: 1px solid var(--border-subtle);
  display: flex;
  align-items: center;
  justify-content: space-between;
  background-color: var(--bg-surface-elevated);
}

.modal-body {
  padding: var(--spacing-6);
  overflow-y: auto;
  display: flex;
  flex-direction: column;
  gap: var(--spacing-5);
}

/* Responsive Breakpoints */
@media (max-width: 1024px) {
  .filter-sidebar {
    position: fixed;
    top: var(--header-height);
    left: 0;
    bottom: 0;
    transform: translateX(-100%);
    box-shadow: var(--shadow-xl);
    z-index: var(--z-sidebar);
  }

  .filter-sidebar.open {
    transform: translateX(0);
  }

  .map-top-bar {
    flex-wrap: wrap;
    gap: var(--spacing-2);
  }
}

@media (max-width: 768px) {
  .brand-subtitle {
    display: none;
  }

  .header-center {
    display: none;
  }

  .detail-drawer {
    width: 100%;
    top: auto;
    bottom: 0;
    height: 88vh;
    border-radius: var(--radius-xl) var(--radius-xl) 0 0;
    transform: translateY(100%);
  }

  .detail-drawer.open {
    transform: translateY(0);
  }

  .filter-sidebar {
    width: 100%;
    max-width: 100vw;
  }

  .modal-dialog {
    max-height: 94vh;
  }
}