/* ==========================================================================
   GRIDSQUARE - CORE DESIGN SYSTEM
   Modern Dark Glassmorphism, Micro-interactions & Dynamic Layout Tokens
   ========================================================================== */

:root, [data-theme="light"] {
  /* Color Palette - Light Theme (Default System) */
  --bg-dark: #f8fafc;
  --bg-sidebar: rgba(255, 255, 255, 0.95);
  --bg-topbar: rgba(255, 255, 255, 0.85);
  --bg-card: rgba(255, 255, 255, 0.9);
  --bg-card-hover: #ffffff;
  --glass-border: rgba(203, 213, 225, 0.7);
  --glass-shadow: 0 10px 30px rgba(15, 23, 42, 0.06);

  --primary: #4f46e5;
  --primary-hover: #4338ca;
  --primary-light: rgba(79, 70, 229, 0.1);
  --accent: #0284c7;
  --accent-gradient: linear-gradient(135deg, #4f46e5 0%, #0284c7 100%);
  
  --text-main: #0f172a;
  --text-muted: #475569;
  --text-dim: #94a3b8;

  --input-bg: #ffffff;
  --input-border: #cbd5e1;
  --input-text: #0f172a;

  --sidebar-width: 260px;
  --topbar-height: 64px;
  --radius-lg: 16px;
  --radius-md: 10px;
  --radius-sm: 6px;

  --transition-fast: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-normal: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);

  --wrapper-bg: radial-gradient(circle at 50% 0%, rgba(99, 102, 241, 0.08) 0%, rgba(248, 250, 252, 1) 75%);
}

[data-theme="dark"] {
  /* Color Palette - Dark Theme */
  --bg-dark: #0f172a;
  --bg-sidebar: rgba(15, 23, 42, 0.85);
  --bg-topbar: rgba(15, 23, 42, 0.5);
  --bg-card: rgba(30, 41, 59, 0.7);
  --bg-card-hover: rgba(51, 65, 85, 0.8);
  --glass-border: rgba(255, 255, 255, 0.08);
  --glass-shadow: 0 8px 32px 0 rgba(0, 0, 0, 0.37);

  --primary: #6366f1;
  --primary-hover: #4f46e5;
  --primary-light: rgba(99, 102, 241, 0.15);
  --accent: #06b6d4;
  --accent-gradient: linear-gradient(135deg, #6366f1 0%, #06b6d4 100%);
  
  --text-main: #f8fafc;
  --text-muted: #94a3b8;
  --text-dim: #64748b;

  --input-bg: #0f172a;
  --input-border: rgba(255, 255, 255, 0.08);
  --input-text: #ffffff;

  --wrapper-bg: radial-gradient(circle at 50% 0%, rgba(99, 102, 241, 0.08) 0%, rgba(15, 23, 42, 1) 70%);
}

/* Landing Page Locked to Light Theme */
body.landing-page {
  --bg-dark: #f8fafc;
  --bg-sidebar: rgba(255, 255, 255, 0.95);
  --bg-topbar: rgba(255, 255, 255, 0.85);
  --bg-card: rgba(255, 255, 255, 0.9);
  --bg-card-hover: #ffffff;
  --glass-border: rgba(203, 213, 225, 0.7);
  --glass-shadow: 0 10px 30px rgba(15, 23, 42, 0.08);
  --text-main: #0f172a;
  --text-muted: #475569;
  --text-dim: #94a3b8;
  --wrapper-bg: radial-gradient(circle at 50% 0%, rgba(99, 102, 241, 0.08) 0%, rgba(248, 250, 252, 1) 75%);
  background-color: #f8fafc !important;
  color: #0f172a !important;
}

/* Reset & Base Styles */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  font-family: 'Inter', system-ui, -apple-system, sans-serif;
  background-color: var(--bg-dark);
  color: var(--text-main);
  min-height: 100vh;
  display: flex;
  overflow-x: hidden;
  transition: background-color 0.3s ease, color 0.3s ease;
}

/* Layout Shell */
.app-container {
  display: flex;
  width: 100vw;
  height: 100vh;
  overflow: hidden;
}

/* Sidebar Styling */
.app-sidebar {
  width: var(--sidebar-width);
  background: var(--bg-sidebar);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-right: 1px solid var(--glass-border);
  display: flex;
  flex-direction: column;
  padding: 1.5rem 1rem;
  z-index: 10;
  transition: var(--transition-normal);
}

.brand-header {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0 0.5rem 1.5rem 0.5rem;
  border-bottom: 1px solid var(--glass-border);
  margin-bottom: 1.5rem;
}

.brand-logo {
  width: 36px;
  height: 36px;
  background: var(--accent-gradient);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 800;
  font-size: 1.25rem;
  color: #fff;
  box-shadow: 0 4px 14px rgba(99, 102, 241, 0.4);
}

.brand-title {
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--text-main);
}

.nav-section {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  flex: 1;
}

.nav-item {
  display: flex;
  align-items: center;
  gap: 0.85rem;
  padding: 0.75rem 1rem;
  color: var(--text-muted);
  text-decoration: none;
  border-radius: var(--radius-md);
  font-size: 0.95rem;
  font-weight: 500;
  transition: var(--transition-fast);
}

.nav-item:hover, .nav-item.active {
  color: var(--text-main);
  background: var(--primary-light);
  border-left: 3px solid var(--primary);
}

.nav-item svg {
  width: 20px;
  height: 20px;
  fill: currentColor;
}

.plan-badge {
  margin-top: auto;
  background: var(--bg-card);
  border: 1px solid var(--glass-border);
  padding: 1rem;
  border-radius: var(--radius-md);
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  box-shadow: var(--glass-shadow);
}

.badge-tag {
  display: inline-block;
  align-self: flex-start;
  background: var(--accent-gradient);
  color: #fff;
  font-size: 0.7rem;
  font-weight: 700;
  text-transform: uppercase;
  padding: 0.2rem 0.5rem;
  border-radius: 20px;
}

/* Main Content Area */
.main-wrapper {
  flex: 1;
  display: flex;
  flex-direction: column;
  height: 100vh;
  overflow-y: auto;
  background: var(--wrapper-bg);
}

/* Topbar Header */
.topbar {
  height: var(--topbar-height);
  padding: 0 2rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-bottom: 1px solid var(--glass-border);
  backdrop-filter: blur(12px);
  background: var(--bg-topbar);
  position: sticky;
  top: 0;
  z-index: 5;
}

.topbar-search input {
  background: var(--bg-card);
  border: 1px solid var(--glass-border);
  padding: 0.5rem 1rem;
  border-radius: 20px;
  color: var(--text-main);
  font-size: 0.9rem;
  width: 280px;
  transition: var(--transition-fast);
}

.topbar-search input:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 3px var(--primary-light);
}

.topbar-actions {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.btn-primary {
  background: var(--accent-gradient);
  color: #fff;
  border: none;
  padding: 0.55rem 1.25rem;
  border-radius: var(--radius-md);
  font-weight: 600;
  font-size: 0.9rem;
  cursor: pointer;
  transition: var(--transition-fast);
  box-shadow: 0 4px 12px rgba(99, 102, 241, 0.3);
}

.btn-primary:hover {
  opacity: 0.95;
  transform: translateY(-1px);
}

.user-avatar {
  width: 38px;
  height: 38px;
  border-radius: 50%;
  background: var(--primary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  border: 2px solid var(--glass-border);
}

/* Workspace Canvas */
.workspace-content {
  padding: 2rem;
  flex: 1;
}

.workspace-header {
  margin-bottom: 2rem;
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
}

.workspace-title {
  font-size: 1.8rem;
  font-weight: 700;
}

.workspace-subtitle {
  color: var(--text-muted);
  font-size: 0.95rem;
  margin-top: 0.25rem;
}

/* Cards Grid Preview */
.grid-preview {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 1.5rem;
}

.glass-card {
  background: var(--bg-card);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-lg);
  padding: 1.5rem;
  transition: var(--transition-normal);
  display: flex;
  flex-direction: column;
  gap: 1rem;
  box-shadow: var(--glass-shadow);
}

.glass-card:hover {
  background: var(--bg-card-hover);
  border-color: rgba(99, 102, 241, 0.3);
  transform: translateY(-3px);
}

.card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.card-title {
  font-size: 1.1rem;
  font-weight: 600;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.status-indicator {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: #10b981;
  box-shadow: 0 0 8px #10b981;
}

/* Collapsed Sidebar Styling */
.app-sidebar.collapsed {
  width: 70px;
  padding: 1.5rem 0.5rem;
}

.app-sidebar.collapsed .brand-title,
.app-sidebar.collapsed .nav-item span,
.app-sidebar.collapsed .plan-badge {
  display: none !important;
}

.app-sidebar.collapsed .nav-item {
  justify-content: center;
  padding: 0.75rem;
}

.sidebar-toggle-btn {
  background: transparent;
  border: 1px solid var(--glass-border);
  color: var(--text-muted);
  width: 34px;
  height: 34px;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: var(--transition-fast);
}

.sidebar-toggle-btn:hover {
  color: var(--text-main);
  background: var(--primary-light);
  border-color: var(--primary);
}

/* Global Form Input Theme Styles */
input[type="text"],
input[type="email"],
input[type="password"],
input[type="url"],
input[type="number"],
select,
textarea {
  background: var(--input-bg) !important;
  color: var(--input-text) !important;
  border: 1px solid var(--input-border) !important;
}

select option {
  background: var(--input-bg);
  color: var(--input-text);
}

/* Minimalist Panel Header & Hover State */
.grid-stack-item-content {
  position: relative !important;
  display: flex !important;
  flex-direction: column !important;
  height: 100% !important;
  width: 100% !important;
  overflow: hidden !important;
  background: var(--bg-card) !important;
  border: 1px solid var(--glass-border) !important;
  border-radius: var(--radius-lg) !important;
  box-shadow: var(--glass-shadow) !important;
  color: var(--text-main) !important;
  transition: var(--transition-fast) !important;
}

.grid-stack-item-content:hover {
  background: var(--bg-card-hover) !important;
  border-color: rgba(99, 102, 241, 0.4) !important;
}


.panel-body {
  flex: 1 1 0% !important;
  min-height: 0 !important;
  width: 100% !important;
  height: 100% !important;
  position: relative !important;
  overflow: hidden !important;
}

.panel-body iframe,
.panel-body img {
  width: 100% !important;
  height: 100% !important;
  display: block !important;
  border: none !important;
}

/* Disable pointer-events on iframe during drag/resize to prevent freezing */
.ui-draggable-dragging iframe,
.ui-resizable-resizing iframe,
.grid-stack-moving iframe,
.grid-stack-resizing iframe,
.grid-stack-item.ui-resizable-resizing iframe,
.grid-stack-item.ui-draggable-dragging iframe {
  pointer-events: none !important;
}

/* Panel Countdown Badge */
.panel-countdown-badge {
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--accent);
  background: rgba(6, 182, 212, 0.12);
  border: 1px solid rgba(6, 182, 212, 0.3);
  padding: 0.15rem 0.45rem;
  border-radius: 12px;
  margin-right: 0.4rem;
  display: inline-flex;
  align-items: center;
  gap: 0.25rem;
}

.panel-countdown-badge.paused {
  color: var(--text-muted);
  background: rgba(148, 163, 184, 0.12);
  border-color: rgba(148, 163, 184, 0.3);
}

/* Clean Main Viewport & Grid Canvas */
.app-main-content {
  position: relative;
  flex: 1;
  overflow-y: auto;
  padding: 1.25rem;
}

.app-main-content.workspace-main-canvas {
  padding: 0 !important;
  margin: 0 !important;
  overflow-x: hidden;
  overflow-y: auto;
  width: 100%;
  height: 100%;
}

#gridstackContainer,
.grid-stack {
  width: 100% !important;
  min-height: 100% !important;
  padding: 0 !important;
  margin: 0 !important;
}

/* Floating Glass Cards without heavy borders */
.grid-stack-item-content {
  display: flex !important;
  flex-direction: column !important;
  background: var(--bg-card);
  overflow: hidden !important;
}

.panel-header {
  position: relative;
  z-index: 10;
  flex-shrink: 0;
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.25rem 0.6rem;
  height: 28px;
  min-height: 28px;
  box-sizing: border-box;
  opacity: 1;
  visibility: visible;
  transition: opacity 0.2s ease;
}

/* Hidden Header state when show_header is unchecked: floats as absolute overlay without taking layout space */
.panel-header.header-hidden {
  position: absolute !important;
  top: 0;
  left: 0;
  right: 0;
  z-index: 50;
  height: 32px !important;
  min-height: 32px !important;
  padding: 0.25rem 0.65rem !important;
  box-sizing: border-box !important;
  display: flex !important;
  align-items: center !important;
  justify-content: space-between !important;
  opacity: 0 !important;
  visibility: hidden !important;
  pointer-events: none !important;
  transform: translateY(-6px);
  transition: opacity 0.25s cubic-bezier(0.4, 0, 0.2, 1), transform 0.25s cubic-bezier(0.4, 0, 0.2, 1), visibility 0.25s !important;
  backdrop-filter: blur(16px) !important;
  -webkit-backdrop-filter: blur(16px) !important;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.45) !important;
  border-bottom: 1px solid var(--glass-border) !important;
}

/* In normal workspace view, reveal header gently on card hover as an overlay without shifting layout */
body:not(.presentation-mode) .grid-stack-item-content:hover .panel-header.header-hidden {
  opacity: 0.96 !important;
  visibility: visible !important;
  pointer-events: auto !important;
  transform: translateY(0) !important;
}

/* In normal workspace view, always reveal action buttons inside the overlay so user can edit/delete/move */
body:not(.presentation-mode) .grid-stack-item-content:hover .panel-header.header-hidden .panel-header-buttons,
body:not(.presentation-mode) .grid-stack-item-content:hover .panel-header-buttons.buttons-hidden {
  display: flex !important;
  visibility: visible !important;
  pointer-events: auto !important;
  opacity: 1 !important;
}

/* Subtle top hover trigger for cards with iframes when header is hidden */
body:not(.presentation-mode) .grid-stack-item-content::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 8px;
  z-index: 40;
  pointer-events: auto;
}

body.presentation-mode .grid-stack-item-content::before,
.public-canvas .grid-stack-item-content::before {
  display: none !important;
}

/* In Presentation Mode, Fullscreen, or Public Canvas, header remains 100% hidden even on hover */
body.presentation-mode .panel-header.header-hidden,
body.presentation-mode .grid-stack-item-content:hover .panel-header.header-hidden,
:fullscreen .panel-header.header-hidden,
:fullscreen .grid-stack-item-content:hover .panel-header.header-hidden,
:-webkit-full-screen .panel-header.header-hidden,
:-webkit-full-screen .grid-stack-item-content:hover .panel-header.header-hidden,
.public-canvas .panel-header.header-hidden,
.public-canvas .grid-stack-item-content:hover .panel-header.header-hidden {
  display: none !important;
  visibility: hidden !important;
  opacity: 0 !important;
  pointer-events: none !important;
  height: 0 !important;
  min-height: 0 !important;
  transform: translateY(-100%) !important;
}

/* Hidden Buttons state */
.panel-header-buttons.buttons-hidden,
body.presentation-mode .panel-header-buttons.buttons-hidden-pres,
:fullscreen .panel-header-buttons.buttons-hidden-pres {
  display: none !important;
  visibility: hidden !important;
  pointer-events: none !important;
}

.panel-title {
  font-weight: 500;
  font-size: 0.78rem;
  letter-spacing: -0.01em;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  opacity: 0.9;
}

.panel-action-btn {
  font-size: 0.75rem !important;
  padding: 0.1rem 0.25rem !important;
  line-height: 1 !important;
  opacity: 0.7;
  transition: opacity 0.2s ease;
}

.panel-action-btn:hover {
  opacity: 1 !important;
}

.panel-body {
  flex: 1 !important;
  min-height: 0 !important;
  width: 100% !important;
  position: relative !important;
  overflow: hidden !important;
}

/* ==========================================================================
   TREE NAVIGATION SIDEBAR (Notion / Linear / ClickUp Style)
   ========================================================================== */
.sidebar-search-box {
  position: relative;
  margin-bottom: 1.25rem;
  padding: 0 0.25rem;
}

.sidebar-search-box input {
  width: 100%;
  padding: 0.55rem 0.85rem 0.55rem 2.2rem;
  background: var(--bg-card);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-md);
  font-size: 0.85rem;
  color: var(--text-main);
  transition: var(--transition-fast);
}

.sidebar-search-box input:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 3px var(--primary-light);
}

.sidebar-search-icon {
  position: absolute;
  left: 0.85rem;
  top: 50%;
  transform: translateY(-50%);
  font-size: 0.85rem;
  color: var(--text-muted);
  pointer-events: none;
}

.ws-tree-container {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  flex: 1;
  overflow-y: auto;
  padding-right: 0.25rem;
}

.ws-group {
  display: flex;
  flex-direction: column;
}

.ws-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.5rem 0.65rem;
  border-radius: var(--radius-md);
  color: var(--text-main);
  font-weight: 700;
  font-size: 0.88rem;
  cursor: pointer;
  user-select: none;
  transition: var(--transition-fast);
}

.ws-header:hover {
  background: var(--primary-light);
}

.ws-header-title {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.ws-arrow {
  font-size: 0.75rem;
  color: var(--text-muted);
  transition: transform 0.2s ease;
  width: 14px;
  text-align: center;
}

.ws-group.collapsed .ws-arrow {
  transform: rotate(-90deg);
}

.ws-actions-trigger {
  opacity: 0;
  background: transparent;
  border: none;
  color: var(--text-muted);
  font-size: 0.95rem;
  padding: 0.1rem 0.35rem;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: var(--transition-fast);
}

.ws-header:hover .ws-actions-trigger,
.dash-node:hover .dash-actions-trigger {
  opacity: 1;
}

.ws-actions-trigger:hover, .dash-actions-trigger:hover {
  color: var(--text-main);
  background: rgba(255, 255, 255, 0.15);
}

.ws-dashboards-list {
  display: flex;
  flex-direction: column;
  gap: 0.15rem;
  padding-left: 1.25rem;
  margin-top: 0.25rem;
}

.ws-group.collapsed .ws-dashboards-list {
  display: none;
}

.dash-node {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.45rem 0.65rem;
  border-radius: var(--radius-md);
  color: var(--text-muted);
  text-decoration: none;
  font-size: 0.85rem;
  font-weight: 500;
  cursor: pointer;
  transition: var(--transition-fast);
}

.dash-node:hover {
  color: var(--text-main);
  background: var(--primary-light);
}

.dash-node.active {
  color: var(--primary);
  background: var(--primary-light);
  font-weight: 700;
  border-left: 3px solid var(--primary);
}

.dash-node-title {
  display: flex;
  align-items: center;
  gap: 0.45rem;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.dash-actions-trigger {
  opacity: 0;
  background: transparent;
  border: none;
  color: var(--text-muted);
  font-size: 0.95rem;
  padding: 0.1rem 0.35rem;
  border-radius: var(--radius-sm);
  cursor: pointer;
}

.btn-add-dash-inline {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.35rem 0.65rem;
  color: var(--accent);
  font-size: 0.8rem;
  font-weight: 600;
  background: transparent;
  border: none;
  cursor: pointer;
  border-radius: var(--radius-md);
  margin-top: 0.25rem;
  transition: var(--transition-fast);
}

.btn-add-dash-inline:hover {
  background: rgba(6, 182, 212, 0.12);
}

.btn-add-ws {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  width: 100%;
  padding: 0.65rem 0.85rem;
  border: 1px dashed var(--glass-border);
  background: var(--bg-card);
  color: var(--text-main);
  border-radius: var(--radius-md);
  font-size: 0.85rem;
  font-weight: 600;
  cursor: pointer;
  margin-top: 0.75rem;
  transition: var(--transition-fast);
}

.btn-add-ws:hover {
  background: var(--bg-card-hover);
  border-color: var(--primary);
  color: var(--primary);
}

/* Sidebar Collapsed - Showing ONLY the single toggle button */
.app-sidebar.collapsed {
  width: 48px !important;
  min-width: 48px !important;
  padding: 0.75rem 0.25rem !important;
  overflow: hidden !important;
}

.app-sidebar.collapsed > * {
  display: none !important;
}

.app-sidebar.collapsed .brand-header {
  display: flex !important;
  justify-content: center !important;
  align-items: center !important;
  margin: 0 !important;
  padding: 0 !important;
  border: none !important;
}

.app-sidebar.collapsed .brand-logo,
.app-sidebar.collapsed .brand-title {
  display: none !important;
}

.app-sidebar.collapsed .sidebar-toggle-btn {
  margin: 0 auto !important;
}

/* Modern Glassmorphic Sidebar Toggle Button */
.sidebar-toggle-btn {
  background: var(--bg-card);
  border: 1px solid var(--glass-border);
  color: var(--text-muted);
  width: 32px;
  height: 32px;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  box-shadow: 0 4px 12px rgba(15, 23, 42, 0.08);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  transition: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
}

.sidebar-toggle-btn:hover {
  background: var(--bg-card-hover);
  color: var(--primary);
  border-color: var(--primary);
  transform: scale(1.06);
  box-shadow: 0 6px 18px rgba(99, 102, 241, 0.2);
}

.sidebar-toggle-btn svg {
  width: 18px;
  height: 18px;
  fill: currentColor;
  transition: transform 0.3s ease;
}

.app-sidebar.collapsed .sidebar-toggle-btn svg {
  transform: rotate(180deg);
}

/* ==========================================================================
   PRESENTATION MODE (TV / Monitor Fullscreen)
   ========================================================================== */
body.presentation-mode .app-sidebar,
body.presentation-mode .topbar,
body.presentation-mode .workspace-header-bar {
  display: none !important;
}

body.presentation-mode .main-wrapper {
  height: 100vh !important;
  width: 100vw !important;
  overflow: hidden !important;
}

body.presentation-mode .workspace-content {
  padding: 1.5rem !important;
  height: 100vh !important;
}

#exitPresentationBtn {
  position: fixed;
  top: 16px;
  right: 20px;
  z-index: 10000;
  background: rgba(15, 23, 42, 0.8);
  color: #ffffff;
  border: 1px solid rgba(255, 255, 255, 0.2);
  width: 36px;
  height: 36px;
  border-radius: 50%;
  font-size: 1rem;
  font-weight: 600;
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.4);
  cursor: pointer;
  display: none;
  align-items: center;
  justify-content: center;
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  opacity: 0.25;
  transition: opacity 0.3s ease, transform 0.2s ease, background-color 0.2s ease;
}

body.presentation-mode #exitPresentationBtn {
  display: flex !important;
}

#exitPresentationBtn:hover {
  opacity: 1 !important;
  background: #ef4444 !important;
  border-color: #ef4444 !important;
  color: #ffffff !important;
  transform: scale(1.1);
}

/* Floating Context Menu */
.custom-context-menu {
  position: fixed;
  z-index: 9999;
  background: var(--bg-card-hover);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-md);
  padding: 0.35rem 0;
  min-width: 160px;
  box-shadow: 0 12px 35px rgba(0, 0, 0, 0.3);
  backdrop-filter: blur(16px);
  display: none;
}

.custom-context-menu.active {
  display: block;
}

.context-menu-item {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  padding: 0.5rem 0.85rem;
  color: var(--text-main);
  font-size: 0.85rem;
  cursor: pointer;
  transition: var(--transition-fast);
}

.context-menu-item:hover {
  background: var(--primary-light);
  color: var(--primary);
}

.context-menu-item.danger:hover {
  background: rgba(239, 68, 68, 0.15);
  color: #ef4444;
}

/* Playlist / TV Mode Controls & Badges */
.playlist-floating-controls {
  position: fixed;
  bottom: 24px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 99999;
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.5rem 0.85rem;
  background: rgba(15, 23, 42, 0.88);
  border: 1px solid var(--glass-border);
  border-radius: 30px;
  box-shadow: 0 12px 35px rgba(0, 0, 0, 0.45);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  transition: opacity 0.3s ease, transform 0.3s ease;
  pointer-events: auto;
}

.playlist-floating-controls.hidden-controls {
  opacity: 0;
  pointer-events: none;
  transform: translateX(-50%) translateY(20px);
}

.playlist-btn {
  background: var(--bg-card);
  color: var(--text-main);
  border: 1px solid var(--glass-border);
  border-radius: 20px;
  padding: 0.35rem 0.75rem;
  font-size: 0.85rem;
  font-weight: 600;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  transition: var(--transition-fast);
}

.playlist-btn:hover {
  background: var(--primary);
  color: #fff;
  border-color: var(--primary);
}

.playlist-btn-exit {
  background: rgba(239, 68, 68, 0.15);
  color: #ef4444;
  border-color: rgba(239, 68, 68, 0.3);
}

.playlist-btn-exit:hover {
  background: #ef4444;
  color: #fff;
}

.playlist-info-badge {
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--text-muted);
  padding: 0 0.5rem;
  white-space: nowrap;
}

.playlist-banner-badge {
  position: fixed;
  top: 24px;
  left: 24px;
  z-index: 99998;
  padding: 0.6rem 1.25rem;
  background: rgba(15, 23, 42, 0.85);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-md);
  box-shadow: 0 8px 30px rgba(0,0,0,0.35);
  backdrop-filter: blur(16px);
  display: flex;
  align-items: center;
  gap: 0.6rem;
  font-size: 1rem;
  font-weight: 700;
  color: #fff;
  pointer-events: none;
  animation: playlistBannerFade 4s forwards;
}

@keyframes playlistBannerFade {
  0% { opacity: 0; transform: translateY(-10px); }
  15% { opacity: 1; transform: translateY(0); }
  80% { opacity: 1; transform: translateY(0); }
  100% { opacity: 0; transform: translateY(-10px); pointer-events: none; }
}

/* Custom Glassmorphism Toast Container */
#toastContainer {
  position: fixed;
  bottom: 24px;
  right: 24px;
  z-index: 9999;
  display: flex;
  flex-direction: column;
  gap: 10px;
  pointer-events: none;
}

.custom-toast {
  pointer-events: auto;
  min-width: 280px;
  max-width: 400px;
  padding: 0.85rem 1.25rem;
  border-radius: var(--radius-md);
  font-size: 0.9rem;
  font-weight: 500;
  color: #fff;
  background: rgba(30, 41, 59, 0.95);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid var(--glass-border);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.5);
  display: flex;
  align-items: center;
  gap: 0.75rem;
  animation: slideInToast 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.custom-toast.toast-success {
  border-left: 4px solid #10b981;
}

.custom-toast.toast-error {
  border-left: 4px solid #ef4444;
}

.custom-toast.toast-info {
  border-left: 4px solid #6366f1;
}

@keyframes slideInToast {
  from { transform: translateX(100%); opacity: 0; }
  to { transform: translateX(0); opacity: 1; }
}

/* Custom Glassmorphism Confirm Modal & Backdrop System */
.modal-backdrop {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  background: rgba(15, 23, 42, 0.8);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  z-index: 10000;
  align-items: center;
  justify-content: center;
}

.modal-backdrop.active {
  display: flex !important;
}

/* Standalone & Auth Pages Layout */
.landing-page .app-sidebar,
.auth-page .app-sidebar,
.full-width-page .app-sidebar {
  display: none !important;
}

.topbar-brand {
  display: none !important;
}

.landing-page .topbar-brand,
.auth-page .topbar-brand,
.full-width-page .topbar-brand {
  display: flex !important;
}

.landing-page .sidebar-toggle-btn,
.auth-page .sidebar-toggle-btn,
.full-width-page .sidebar-toggle-btn,
.landing-page .topbar-search,
.auth-page .topbar-search,
.full-width-page .topbar-search {
  display: none !important;
}

.auth-page .main-wrapper {
  background: radial-gradient(circle at 50% 30%, rgba(99, 102, 241, 0.15) 0%, rgba(15, 23, 42, 1) 80%);
}

.auth-card-container {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: calc(100vh - var(--topbar-height) - 4rem);
  width: 100%;
}

.auth-card {
  width: 100%;
  max-width: 440px;
  padding: 2.5rem;
  box-shadow: 0 20px 50px rgba(0, 0, 0, 0.6);
  border-radius: var(--radius-lg);
}


/* ==========================================================================
   MODAL PANEL EDITOR - TABBED & DYNAMIC WIDGET SYSTEM STYLES
   ========================================================================== */
.editor-modal-card {
  width: 680px;
  max-width: 95vw;
  max-height: 90vh;
  display: flex;
  flex-direction: column;
  padding: 0 !important;
  overflow: hidden;
  border-radius: var(--radius-lg);
  box-shadow: 0 25px 60px rgba(0, 0, 0, 0.4);
}

.editor-modal-header {
  padding: 1.25rem 1.75rem;
  border-bottom: 1px solid var(--glass-border);
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: var(--bg-topbar);
}

.editor-tabs-bar {
  display: flex;
  align-items: center;
  gap: 0.25rem;
  padding: 0 1.25rem;
  background: var(--bg-sidebar);
  border-bottom: 1px solid var(--glass-border);
  overflow-x: auto;
}

.editor-tab-btn {
  background: transparent;
  border: none;
  border-bottom: 2px solid transparent;
  color: var(--text-muted);
  padding: 0.75rem 1rem;
  font-size: 0.88rem;
  font-weight: 600;
  cursor: pointer;
  white-space: nowrap;
  transition: var(--transition-fast);
}

.editor-tab-btn:hover {
  color: var(--text-main);
}

.editor-tab-btn.active {
  color: var(--primary);
  border-bottom-color: var(--primary);
}

.editor-modal-body {
  padding: 1.5rem 1.75rem;
  overflow-y: auto;
  flex: 1;
  max-height: calc(90vh - 140px);
}

.editor-tab-pane {
  display: none;
  flex-direction: column;
  gap: 1.25rem;
}

.editor-tab-pane.active {
  display: flex;
}

.editor-modal-footer {
  padding: 1rem 1.75rem;
  border-top: 1px solid var(--glass-border);
  display: flex;
  justify-content: flex-end;
  gap: 0.75rem;
  background: var(--bg-topbar);
}

/* Form Controls & Toggle Switches */
.form-row {
  display: flex;
  gap: 1rem;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
  flex: 1;
}

.form-label {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text-main);
  display: flex;
  align-items: center;
  gap: 0.35rem;
}

.form-label .required-star {
  color: #ef4444;
}

.form-hint {
  font-size: 0.75rem;
  color: var(--text-muted);
  margin-top: 0.15rem;
}

.form-toggle {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.85rem 1rem;
  background: var(--bg-sidebar);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-md);
  margin-bottom: 0.75rem;
}

.form-toggle-title {
  font-weight: 600;
  font-size: 0.9rem;
  color: var(--text-main);
}

.form-toggle-desc {
  font-size: 0.78rem;
  color: var(--text-muted);
  margin-top: 0.15rem;
}

.toggle-switch {
  position: relative;
  display: inline-block;
  width: 46px;
  height: 24px;
  flex-shrink: 0;
  cursor: pointer;
}

.toggle-switch input {
  opacity: 0;
  width: 0;
  height: 0;
}

.toggle-slider, .toggle-switch .slider {
  position: absolute;
  cursor: pointer;
  top: 0; left: 0; right: 0; bottom: 0;
  background-color: #cbd5e1;
  transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  border-radius: 24px;
}

.toggle-slider:before, .toggle-switch .slider:before {
  position: absolute;
  content: "";
  height: 18px;
  width: 18px;
  left: 3px;
  bottom: 3px;
  background-color: white;
  transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  border-radius: 50%;
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.2);
}

input:checked + .toggle-slider, input:checked + .slider {
  background-color: #3b82f6;
}

[data-theme="dark"] input:checked + .toggle-slider, [data-theme="dark"] input:checked + .slider {
  background-color: #6366f1;
}

[data-theme="dark"] .toggle-slider, [data-theme="dark"] .toggle-switch .slider {
  background-color: #475569;
}

input:checked + .toggle-slider:before, input:checked + .slider:before {
  transform: translateX(22px);
}

.live-preview-box {
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-md);
  padding: 1rem;
  background: var(--bg-sidebar);
  text-align: center;
  min-height: 120px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.field-error-msg {
  font-size: 0.78rem;
  color: #ef4444;
  margin-top: 0.25rem;
  display: none;
}

.has-error input, .has-error select, .has-error textarea {
  border-color: #ef4444 !important;
}

/* Rich Text Editor Styling for Text/Notes Widget */
.rich-text-editor-container {
  display: flex;
  flex-direction: column;
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-md);
  overflow: hidden;
  background: var(--bg-card);
}

.rich-text-toolbar {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 0.35rem;
  padding: 0.5rem 0.75rem;
  background: var(--bg-sidebar);
  border-bottom: 1px solid var(--glass-border);
}

.rt-btn {
  background: var(--bg-card);
  border: 1px solid var(--glass-border);
  color: var(--text-main);
  padding: 0.3rem 0.6rem;
  border-radius: 4px;
  font-size: 0.82rem;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  transition: var(--transition-fast);
}

.rt-btn:hover {
  background: var(--primary-light);
  color: var(--primary);
  border-color: var(--primary);
}

.rt-select {
  background: var(--bg-card);
  border: 1px solid var(--glass-border);
  color: var(--text-main);
  padding: 0.3rem 0.5rem;
  border-radius: 4px;
  font-size: 0.8rem;
  cursor: pointer;
}

.rich-text-area {
  min-height: 180px;
  max-height: 320px;
  padding: 0.85rem;
  overflow-y: auto;
  outline: none;
  font-family: inherit;
  font-size: 0.92rem;
  color: var(--text-main);
  background: var(--bg-card);
  line-height: 1.6;
}

.rich-text-area[placeholder]:empty:before {
  content: attr(placeholder);
  color: var(--text-muted);
}

/* Floating Sidebar Drawer Overlay over Full Canvas Grid */
.app-container {
  position: relative !important;
  width: 100vw !important;
  height: 100vh !important;
  overflow: hidden !important;
}

.main-wrapper {
  position: absolute !important;
  top: 0 !important;
  left: 0 !important;
  width: 100vw !important;
  height: 100vh !important;
  z-index: 1 !important;
}

.app-sidebar {
  position: fixed !important;
  top: 0 !important;
  left: 0 !important;
  height: 100vh !important;
  z-index: 9999 !important;
  background: var(--bg-sidebar) !important;
  backdrop-filter: blur(20px) !important;
  -webkit-backdrop-filter: blur(20px) !important;
  border-right: 1px solid var(--glass-border) !important;
  box-shadow: 10px 0 30px rgba(15, 23, 42, 0.25) !important;
  transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1), opacity 0.3s ease !important;
}

.app-sidebar.collapsed {
  transform: translateX(-100%) !important;
  opacity: 0 !important;
  pointer-events: none !important;
}

#floatingSidebarOpenBtn {
  position: fixed;
  top: 16px;
  left: 16px;
  z-index: 10000;
  display: none;
  background: rgba(15, 23, 42, 0.8);
  border: 1px solid rgba(255, 255, 255, 0.2);
  color: #ffffff;
  width: 36px;
  height: 36px;
  border-radius: 50%;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.3);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  font-size: 0.9rem;
  font-weight: 700;
  opacity: 0.3;
  transition: opacity 0.3s ease, transform 0.2s ease, background-color 0.2s ease;
}

#floatingSidebarOpenBtn:hover {
  opacity: 1 !important;
  background: var(--primary) !important;
  border-color: var(--primary) !important;
  color: #ffffff !important;
  transform: scale(1.1);
}

.app-sidebar.collapsed ~ .main-wrapper #floatingSidebarOpenBtn,
body.sidebar-collapsed #floatingSidebarOpenBtn {
  display: flex !important;
}

/* Top Floating Action Buttons (Presentation Mode & Add Panel) */
.floating-top-actions {
  position: fixed;
  top: 16px;
  right: 20px;
  z-index: 9998;
  display: flex;
  align-items: center;
  gap: 0.5rem;
  pointer-events: auto;
}

.btn-float-icon {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: rgba(15, 23, 42, 0.8);
  border: 1px solid rgba(255, 255, 255, 0.2);
  color: #ffffff;
  font-size: 1.1rem;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.3);
  opacity: 0.85;
  transition: opacity 0.3s ease, background-color 0.2s ease, border-color 0.2s ease, transform 0.2s ease, color 0.2s ease;
}

/* Faded/subtle when sidebar is collapsed/hidden */
body.sidebar-collapsed .floating-top-actions .btn-float-icon {
  opacity: 0.3;
}

/* Hover effects */
body.sidebar-collapsed .floating-top-actions .btn-float-icon:hover,
.floating-top-actions .btn-float-icon:hover {
  opacity: 1 !important;
  transform: scale(1.1);
}

.btn-float-icon.btn-pres:hover {
  background: #3b82f6 !important;
  border-color: #3b82f6 !important;
  color: #ffffff !important;
}

.btn-float-icon.btn-add:hover {
  background: #10b981 !important;
  border-color: #10b981 !important;
  color: #ffffff !important;
}

body.presentation-mode .floating-top-actions {
  display: none !important;
}

/* Presentation Mode Full Canvas Expansion (100vw x 100vh) */
body.presentation-mode .app-sidebar,
body.presentation-mode #floatingSidebarOpenBtn {
  display: none !important;
}

body.presentation-mode .app-main-content,
:fullscreen .app-main-content {
  position: fixed !important;
  top: 0 !important;
  left: 0 !important;
  width: 100vw !important;
  height: 100vh !important;
  z-index: 9999 !important;
  padding: 0 !important;
  box-sizing: border-box !important;
  margin: 0 !important;
  overflow-y: auto !important;
}