:root {
  --bg-app: #F8FAFC;
  --bg-sidebar: #0F172A;
  --bg-card: #FFFFFF;
  --bg-card-hover: #F1F5F9;
  --text-main: #0F172A;
  --text-muted: #64748B;
  --text-light: #94A3B8;
  --border-color: #E2E8F0;
  
  --primary-blue: #2563EB;
  --primary-blue-hover: #1D4ED8;
  --accent-coral: #E05344;
  --accent-coral-hover: #C93E30;
  --accent-lime: #10B981;
  --accent-amber: #F59E0B;
  
  --phone-bg: #140C0E;
  --phone-card: #221618;
  --phone-border: #332023;
  --phone-text: #FFFFFF;
  --phone-subtext: #BCAEB0;

  --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.08), 0 2px 4px -2px rgba(0, 0, 0, 0.04);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.08), 0 4px 6px -4px rgba(0, 0, 0, 0.03);
  --shadow-phone: 0 25px 50px -12px rgba(0, 0, 0, 0.25);
  
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 18px;
  --radius-full: 9999px;
}

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

body {
  font-family: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, sans-serif;
  background-color: var(--bg-app);
  color: var(--text-main);
  height: 100vh;
  overflow: hidden;
  -webkit-font-smoothing: antialiased;
}

/* Shell Layout */
.admin-shell {
  display: flex;
  height: 100vh;
  width: 100vw;
}

/* Left Sidebar */
.sidebar {
  width: 260px;
  background-color: var(--bg-sidebar);
  color: #FFFFFF;
  display: flex;
  flex-direction: column;
  flex-shrink: 0;
  border-right: 1px solid rgba(255, 255, 255, 0.08);
}

.brand {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 24px 20px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.brand-icon {
  font-size: 28px;
  background: rgba(255, 255, 255, 0.1);
  width: 44px;
  height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-md);
}

.brand-title {
  font-size: 15px;
  font-weight: 800;
  letter-spacing: 0.5px;
}

.brand-subtitle {
  font-size: 11px;
  color: var(--text-light);
  font-weight: 500;
}

.nav-menu {
  padding: 20px 12px;
  display: flex;
  flex-direction: column;
  gap: 6px;
  flex: 1;
}

.nav-item {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 10px 14px;
  color: #94A3B8;
  text-decoration: none;
  font-size: 13px;
  font-weight: 600;
  border-radius: var(--radius-sm);
  transition: all 0.15s ease;
}

.nav-item:hover {
  color: #FFFFFF;
  background-color: rgba(255, 255, 255, 0.06);
}

.nav-item.active {
  color: #FFFFFF;
  background-color: var(--primary-blue);
}

.nav-pill {
  margin-left: auto;
  font-size: 9px;
  font-weight: 800;
  background: rgba(255, 255, 255, 0.2);
  padding: 2px 6px;
  border-radius: var(--radius-full);
}

.sidebar-footer {
  padding: 16px;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
}

.server-status-card {
  display: flex;
  align-items: center;
  gap: 10px;
  background: rgba(255, 255, 255, 0.05);
  padding: 10px 12px;
  border-radius: var(--radius-sm);
}

.status-indicator {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: #94A3B8;
}

.status-indicator.online {
  background: #10B981;
  box-shadow: 0 0 8px #10B981;
}

.status-title {
  font-size: 11px;
  font-weight: 700;
  color: #FFFFFF;
}

.status-url {
  font-size: 10px;
  color: #94A3B8;
  font-family: 'JetBrains Mono', monospace;
}

/* Main Content Area */
.main-content {
  flex: 1;
  display: flex;
  flex-direction: column;
  overflow: hidden;
  background-color: var(--bg-app);
}

/* Top Header Bar */
.top-bar {
  height: 72px;
  background-color: #FFFFFF;
  border-bottom: 1px solid var(--border-color);
  padding: 0 28px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-shrink: 0;
}

.header-left {
  display: flex;
  align-items: center;
  gap: 16px;
}

.page-title {
  font-size: 20px;
  font-weight: 800;
  letter-spacing: -0.5px;
}

.version-badges {
  display: flex;
  gap: 8px;
}

.badge {
  font-size: 11px;
  font-weight: 700;
  padding: 4px 10px;
  border-radius: var(--radius-full);
  font-family: 'JetBrains Mono', monospace;
}

.badge.published {
  background-color: #ECFDF5;
  color: #065F46;
  border: 1px solid #A7F3D0;
}

.badge.draft {
  background-color: #EFF6FF;
  color: #1E40AF;
  border: 1px solid #BFDBFE;
}

.header-controls {
  display: flex;
  align-items: center;
  gap: 12px;
}

.control-group {
  display: flex;
  align-items: center;
  gap: 8px;
}

.control-label {
  font-size: 12px;
  font-weight: 600;
  color: var(--text-muted);
}

.dropdown-select {
  padding: 8px 12px;
  font-size: 13px;
  font-weight: 600;
  color: var(--text-main);
  background: #FFFFFF;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  outline: none;
  cursor: pointer;
  transition: all 0.15s;
}

.dropdown-select:hover, .dropdown-select:focus {
  border-color: var(--primary-blue);
}

/* Button Styles */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 8px 16px;
  font-size: 13px;
  font-weight: 700;
  border-radius: var(--radius-sm);
  border: none;
  cursor: pointer;
  transition: all 0.15s ease;
}

.btn-primary {
  background-color: var(--accent-coral);
  color: #FFFFFF;
  box-shadow: 0 2px 4px rgba(224, 78, 68, 0.25);
}

.btn-primary:hover {
  background-color: var(--accent-coral-hover);
  transform: translateY(-1px);
}

.btn-secondary {
  background-color: #FFFFFF;
  color: var(--text-main);
  border: 1px solid var(--border-color);
}

.btn-secondary:hover {
  background-color: var(--bg-card-hover);
}

.btn-accent {
  background-color: var(--primary-blue);
  color: #FFFFFF;
}

.btn-accent:hover {
  background-color: var(--primary-blue-hover);
}

.btn-sm {
  padding: 6px 12px;
  font-size: 12px;
}

/* Builder Layout Grid */
.builder-grid {
  display: flex;
  flex: 1;
  padding: 24px 28px;
  gap: 28px;
  overflow: hidden;
}

/* Columns */
.preview-column {
  width: 420px;
  display: flex;
  flex-direction: column;
  flex-shrink: 0;
  align-items: center;
}

.editor-column {
  flex: 1;
  display: flex;
  flex-direction: column;
  background: #FFFFFF;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 20px 24px;
  box-shadow: var(--shadow-sm);
  overflow: hidden;
}

.column-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  margin-bottom: 12px;
}

.column-title {
  font-size: 16px;
  font-weight: 800;
  color: var(--text-main);
}

.preview-device-meta {
  font-size: 11px;
  color: var(--text-muted);
  font-family: 'JetBrains Mono', monospace;
}

.actions-row {
  display: flex;
  align-items: center;
  gap: 10px;
}

.section-count-badge {
  font-size: 11px;
  font-weight: 700;
  background: var(--bg-card-hover);
  color: var(--text-muted);
  padding: 4px 8px;
  border-radius: var(--radius-sm);
}

.section-hint {
  font-size: 12px;
  color: var(--text-muted);
  margin-bottom: 16px;
}

.section-hint span {
  font-weight: 700;
  color: var(--text-main);
}

/* Sections List (Reorderable) */
.sections-list {
  display: flex;
  flex-direction: column;
  gap: 10px;
  overflow-y: auto;
  padding-right: 4px;
  flex: 1;
}

/* Individual Section Item Card */
.section-item {
  display: flex;
  align-items: center;
  padding: 14px 16px;
  background: #FFFFFF;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-sm);
  transition: all 0.15s ease;
  user-select: none;
}

.section-item:hover {
  border-color: #CBD5E1;
  box-shadow: var(--shadow-md);
}

.section-item.dragging {
  opacity: 0.4;
  border: 2px dashed var(--primary-blue);
  background: #EFF6FF;
}

.section-item.drag-over {
  border-top: 3px solid var(--primary-blue);
}

.section-item.hidden-section {
  background: #F8FAFC;
  opacity: 0.65;
}

.section-drag-handle {
  cursor: grab;
  font-size: 18px;
  color: #94A3B8;
  padding: 0 10px 0 0;
  transition: color 0.15s;
}

.section-drag-handle:hover {
  color: var(--text-main);
}

.section-info {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.section-title-row {
  display: flex;
  align-items: center;
  gap: 8px;
}

.section-type-badge {
  font-size: 10px;
  font-weight: 800;
  text-transform: uppercase;
  padding: 2px 6px;
  border-radius: 4px;
  background: #F1F5F9;
  color: #475569;
  font-family: 'JetBrains Mono', monospace;
}

.section-title {
  font-size: 14px;
  font-weight: 700;
  color: var(--text-main);
}

.section-subtitle {
  font-size: 12px;
  color: var(--text-muted);
}

.section-item-actions {
  display: flex;
  align-items: center;
  gap: 8px;
}

.icon-btn {
  background: transparent;
  border: 1px solid transparent;
  width: 32px;
  height: 32px;
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 14px;
  cursor: pointer;
  color: var(--text-muted);
  transition: all 0.15s;
}

.icon-btn:hover {
  background: var(--bg-card-hover);
  color: var(--text-main);
}

.icon-btn.eye-btn.active {
  color: var(--accent-lime);
}

.icon-btn.eye-btn.inactive {
  color: #94A3B8;
  opacity: 0.6;
}

.icon-btn.delete-btn:hover {
  background: #FEF2F2;
  color: #DC2626;
}

/* Phone Screen Mockup */
.phone-frame {
  width: 360px;
  height: 680px;
  background: #000000;
  border-radius: 44px;
  padding: 12px;
  box-shadow: var(--shadow-phone);
  border: 4px solid #334155;
  display: flex;
  flex-direction: column;
  position: relative;
}

.phone-notch {
  width: 120px;
  height: 20px;
  background: #000000;
  border-bottom-left-radius: 14px;
  border-bottom-right-radius: 14px;
  position: absolute;
  top: 12px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 10;
}

.phone-screen {
  flex: 1;
  background: var(--phone-bg);
  border-radius: 34px;
  overflow-y: auto;
  overflow-x: hidden;
  padding: 30px 14px 20px 14px;
  display: flex;
  flex-direction: column;
  gap: 14px;
  scrollbar-width: none;
}

.phone-screen::-webkit-scrollbar {
  display: none;
}

.phone-home-indicator {
  width: 120px;
  height: 4px;
  background: rgba(255, 255, 255, 0.4);
  border-radius: 2px;
  position: absolute;
  bottom: 18px;
  left: 50%;
  transform: translateX(-50%);
}

/* Phone Component Renderers */
.mock-section {
  background: var(--phone-card);
  border: 1px solid var(--phone-border);
  border-radius: 18px;
  padding: 14px;
  color: #FFFFFF;
  transition: transform 0.2s ease;
}

.mock-section:hover {
  transform: scale(1.01);
}

.mock-section-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 10px;
}

.mock-title {
  font-size: 14px;
  font-weight: 800;
  color: #FFFFFF;
}

.mock-badge {
  font-size: 9px;
  font-weight: 800;
  padding: 2px 6px;
  border-radius: 6px;
  background: var(--accent-coral);
  color: #FFFFFF;
}

.mock-sub {
  font-size: 11px;
  color: var(--phone-subtext);
}

/* Component specifics */
.mock-continue-bar {
  display: flex;
  align-items: center;
  gap: 10px;
}

.mock-game-icon {
  width: 36px;
  height: 36px;
  background: #FFFFFF;
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #000;
  font-size: 10px;
  font-weight: 900;
}

.mock-play-circle {
  width: 30px;
  height: 30px;
  background: var(--accent-coral);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-left: auto;
  font-size: 12px;
}

.mock-progress-bar {
  height: 4px;
  background: #3A2226;
  border-radius: 2px;
  margin-top: 8px;
  overflow: hidden;
}

.mock-progress-fill {
  height: 100%;
  background: var(--accent-coral);
}

.mock-rail-cards {
  display: flex;
  gap: 8px;
  overflow-x: hidden;
}

.mock-rail-card {
  width: 76px;
  flex-shrink: 0;
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.mock-rail-art {
  height: 80px;
  border-radius: 12px;
  background: #2D1A1E;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 20px;
}

.mock-rail-name {
  font-size: 10px;
  font-weight: 700;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.mock-chip-row {
  display: flex;
  gap: 6px;
  flex-wrap: wrap;
}

.mock-chip {
  font-size: 10px;
  font-weight: 600;
  padding: 4px 10px;
  background: #2D1D20;
  border: 1px solid #3E2428;
  border-radius: 12px;
  color: var(--phone-subtext);
}

.mock-chip.active {
  background: var(--accent-coral);
  color: #FFFFFF;
  border-color: var(--accent-coral);
}

/* Modal Overlay & Drawer */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(15, 23, 42, 0.6);
  backdrop-filter: blur(4px);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 100;
  transition: opacity 0.2s ease;
}

.modal-overlay.hidden {
  display: none;
}

.modal-card {
  background: #FFFFFF;
  border-radius: var(--radius-lg);
  width: 500px;
  max-width: 90vw;
  box-shadow: var(--shadow-lg);
  overflow: hidden;
  display: flex;
  flex-direction: column;
}

.modal-header {
  padding: 18px 24px;
  border-bottom: 1px solid var(--border-color);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.modal-title {
  font-size: 16px;
  font-weight: 800;
}

.modal-close {
  background: none;
  border: none;
  font-size: 22px;
  color: var(--text-muted);
  cursor: pointer;
}

.modal-body {
  padding: 24px;
  overflow-y: auto;
  max-height: 70vh;
}

.modal-footer {
  padding: 16px 24px;
  border-top: 1px solid var(--border-color);
  display: flex;
  justify-content: flex-end;
  gap: 10px;
  background: #F8FAFC;
}

/* Forms */
.form-group {
  display: flex;
  flex-direction: column;
  gap: 6px;
  margin-bottom: 16px;
}

.form-row {
  display: flex;
  gap: 16px;
}

.form-group.half {
  flex: 1;
}

.form-label {
  font-size: 12px;
  font-weight: 700;
  color: var(--text-main);
}

.form-input {
  padding: 10px 12px;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  font-size: 13px;
  outline: none;
  transition: border-color 0.15s;
}

.form-input:focus {
  border-color: var(--primary-blue);
}

.form-input.read-only {
  background: #F1F5F9;
  color: var(--text-muted);
}

.form-hint {
  font-size: 11px;
  color: var(--text-muted);
}

.toggle-container {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-top: 8px;
}

.toggle-checkbox {
  width: 18px;
  height: 18px;
  cursor: pointer;
}

.toggle-label {
  font-size: 13px;
  font-weight: 600;
  cursor: pointer;
}

.games-picker-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 8px;
  margin-top: 6px;
}

.game-check-item {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 8px 10px;
  background: #F8FAFC;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  font-size: 12px;
  font-weight: 600;
  cursor: pointer;
}

.game-check-item input {
  cursor: pointer;
}

/* Available Components Grid in Add Modal */
.components-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 10px;
}

.comp-add-card {
  padding: 12px;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  background: #FFFFFF;
  cursor: pointer;
  transition: all 0.15s;
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.comp-add-card:hover {
  border-color: var(--primary-blue);
  background: #EFF6FF;
  transform: translateY(-1px);
}

.comp-add-name {
  font-size: 13px;
  font-weight: 700;
  color: var(--text-main);
}

.comp-add-desc {
  font-size: 11px;
  color: var(--text-muted);
}

/* Toast */
.toast {
  position: fixed;
  bottom: 24px;
  right: 24px;
  background: #0F172A;
  color: #FFFFFF;
  padding: 12px 20px;
  border-radius: var(--radius-md);
  font-size: 13px;
  font-weight: 600;
  box-shadow: var(--shadow-lg);
  z-index: 200;
  display: flex;
  align-items: center;
  gap: 8px;
  transition: transform 0.2s, opacity 0.2s;
}

.toast.hidden {
  opacity: 0;
  transform: translateY(20px);
  pointer-events: none;
}

/* ========================================================
   Multiplayer & Analytics Dashboard Styles
   ======================================================== */
.admin-view.hidden {
  display: none !important;
}

.kpi-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 16px;
  margin-bottom: 24px;
}

.kpi-card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 18px 20px;
  display: flex;
  align-items: center;
  gap: 16px;
  box-shadow: var(--shadow-sm);
  transition: transform 0.2s, border-color 0.2s;
}

.kpi-card:hover {
  transform: translateY(-2px);
  border-color: var(--accent-coral);
}

.kpi-icon {
  font-size: 28px;
  background: rgba(244, 63, 94, 0.12);
  width: 52px;
  height: 52px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-md);
  border: 1px solid rgba(244, 63, 94, 0.25);
}

.kpi-label {
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--text-muted);
  font-weight: 700;
}

.kpi-value {
  font-size: 24px;
  font-weight: 800;
  color: var(--text-main);
  margin: 4px 0 2px 0;
  font-family: 'JetBrains Mono', monospace;
}

.kpi-sub {
  font-size: 11px;
  color: #64748b;
}

.mp-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
}

@media (max-width: 1024px) {
  .mp-grid {
    grid-template-columns: 1fr;
  }
}

.mp-card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
}

.mp-card-header {
  padding: 16px 20px;
  border-bottom: 1px solid var(--border-color);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.mp-card-title {
  font-size: 15px;
  font-weight: 700;
  color: var(--text-main);
  margin: 0;
}

.mp-card-body {
  padding: 20px;
}

.pulse-indicator {
  font-size: 11px;
  font-weight: 700;
  color: #10b981;
  display: flex;
  align-items: center;
  gap: 6px;
  animation: pulse 2s infinite;
}

@keyframes pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.4; }
}

.range-slider {
  width: 100%;
  height: 6px;
  background: #1e293b;
  border-radius: 3px;
  outline: none;
  accent-color: var(--accent-coral);
  margin-top: 8px;
}

.read-badge {
  background: rgba(16, 185, 129, 0.1);
  border: 1px solid rgba(16, 185, 129, 0.3);
  color: #10b981;
  padding: 8px 12px;
  border-radius: var(--radius-sm);
  font-size: 12px;
  font-weight: 600;
  margin-top: 4px;
}

/* Active Room Pills */
.active-room-item {
  background: #0f172a;
  border: 1px solid #1e293b;
  border-radius: var(--radius-md);
  padding: 12px 16px;
  margin-bottom: 10px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.room-code-tag {
  font-family: 'JetBrains Mono', monospace;
  font-size: 16px;
  font-weight: 800;
  color: #f43f5e;
  letter-spacing: 0.1em;
  background: rgba(244, 63, 94, 0.15);
  padding: 4px 10px;
  border-radius: 6px;
}

.room-status-badge {
  font-size: 10px;
  font-weight: 700;
  text-transform: uppercase;
  padding: 4px 8px;
  border-radius: 4px;
}

.room-status-badge.waiting {
  background: rgba(245, 158, 11, 0.2);
  color: #f59e0b;
}

.room-status-badge.in_progress {
  background: rgba(16, 185, 129, 0.2);
  color: #10b981;
}

/* Bar Chart Container */
.bar-chart-container {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.bar-item {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.bar-meta {
  display: flex;
  justify-content: space-between;
  font-size: 12px;
  font-weight: 600;
  color: var(--text-main);
}

.bar-track {
  height: 10px;
  background: #1e293b;
  border-radius: 5px;
  overflow: hidden;
}

.bar-fill {
  height: 100%;
  background: linear-gradient(90deg, #f43f5e, #ec4899);
  border-radius: 5px;
  transition: width 0.5s ease;
}

/* MongoDB Match Table */
.mp-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 13px;
  text-align: left;
}

.mp-table th {
  background: #0f172a;
  color: var(--text-muted);
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  padding: 12px 14px;
  border-bottom: 1px solid var(--border-color);
}

.mp-table td {
  padding: 12px 14px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.05);
  color: var(--text-main);
}

.mp-table tr:hover td {
  background: rgba(255, 255, 255, 0.02);
}