/*
 * style.css
 * Core design system for Task Management website.
 * Features: Dark Mode first (with Light Mode compatibility), Modern Typography,
 * Glassmorphism accents, Custom responsive layouts, Custom sliders, and Micro-animations.
 */

@import url('https://fonts.googleapis.com/css2?family=Montserrat:wght@300;400;500;600;700&family=Syncopate:wght@400;700&family=Outfit:wght@300;400;500;600;700&display=swap');

:root {
  --font-sans: 'Outfit', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  
  /* Color Palette - Premium Luxury Black & Gold Theme */
  --bg-base: #060608;
  --bg-surface: #101012;
  --bg-surface-elevated: #161619;
  --bg-accent: linear-gradient(135deg, #e6c65d 0%, #b89025 100%);
  --bg-accent-hover: linear-gradient(135deg, #f0d77d 0%, #a37b1a 100%);
  
  --color-primary: #d4af37;
  --color-secondary: #b89025;
  --color-success: #10b981;
  --color-warning: #f59e0b;
  --color-danger: #ef4444;
  --color-info: #06b6d4;
  
  --text-main: #fcfbf7;
  --text-muted: #a3a099;
  --text-dim: #73706b;
  
  --border-color: rgba(212, 175, 55, 0.12);
  --border-color-hover: rgba(212, 175, 55, 0.25);
  --border-radius-sm: 8px;
  --border-radius-md: 14px;
  --border-radius-lg: 20px;
  
  --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.15);
  --shadow-md: 0 8px 24px rgba(0, 0, 0, 0.3);
  --shadow-lg: 0 16px 48px rgba(0, 0, 0, 0.4);
  
  --transition-fast: 0.15s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-normal: 0.25s cubic-bezier(0.4, 0, 0.2, 1);
  
  --sidebar-width: 260px;
  --header-height: 70px;
}

/* Light Theme Variables overrides if body has class 'light-theme' */
body.light-theme {
  --bg-base: #faf9f6;             /* Warm off-white ivory base */
  --bg-surface: #ffffff;          /* Clean premium white card/panel backgrounds */
  --bg-surface-elevated: #f6f3e8; /* Warm gold-tinted off-white for fields and secondary layers */
  --border-color: rgba(184, 144, 37, 0.18);       /* Soft gold border */
  --border-color-hover: rgba(184, 144, 37, 0.35); /* Slightly stronger gold border on hover */
  --text-main: #2b251a;           /* Deep charcoal-gold for rich readable text */
  --text-muted: #736c5c;          /* Balanced gold-gray for secondary text */
  --text-dim: #a69f8f;            /* Soft gray-gold for inactive text/icons */
  --shadow-sm: 0 2px 8px rgba(184, 144, 37, 0.05), 0 1px 3px rgba(0, 0, 0, 0.03);
  --shadow-md: 0 8px 24px rgba(184, 144, 37, 0.08), 0 4px 12px rgba(0, 0, 0, 0.03);
  --shadow-lg: 0 16px 48px rgba(184, 144, 37, 0.12), 0 8px 24px rgba(0, 0, 0, 0.05);
}

/* Light Theme Component Specific Overrides */
body.light-theme dialog {
  border: 1px solid var(--border-color);
  background-color: var(--bg-surface);
  box-shadow: var(--shadow-lg);
}

body.light-theme dialog::backdrop {
  background-color: rgba(26, 25, 23, 0.4);
  backdrop-filter: blur(4px);
}

body.light-theme .calendar-item.task-deadline {
  color: #7c5c00;
  background-color: rgba(212, 175, 55, 0.12);
}

body.light-theme .calendar-item.task-deadline.high {
  color: #b91c1c;
  background-color: rgba(239, 68, 68, 0.1);
}

body.light-theme .calendar-item.google-event {
  color: #0369a1;
  background-color: rgba(6, 182, 212, 0.1);
}

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

:root {
  interpolate-size: allow-keywords;
}

html, body {
  width: 100%;
  height: 100%;
  font-family: var(--font-sans);
  background-color: var(--bg-base);
  color: var(--text-main);
  overflow: hidden;
  -webkit-font-smoothing: antialiased;
  transition: background-color 0.3s ease, color 0.3s ease;
}

button, input, select, textarea {
  font-family: inherit;
  color: inherit;
}

a {
  text-decoration: none;
  color: inherit;
}

/* Scrollbar customization */
::-webkit-scrollbar {
  width: 6px;
  height: 6px;
}
::-webkit-scrollbar-track {
  background: transparent;
}
::-webkit-scrollbar-thumb {
  background: var(--border-color-hover);
  border-radius: 4px;
}
::-webkit-scrollbar-thumb:hover {
  background: var(--text-dim);
}

/* Layout Shell */
.app-container {
  display: grid;
  grid-template-columns: var(--sidebar-width) 1fr;
  width: 100vw;
  height: 100vh;
}

/* Sidebar Styling */
.sidebar {
  background-color: var(--bg-surface);
  border-right: 1px solid var(--border-color);
  display: flex;
  flex-direction: column;
  height: 100%;
  padding: 24px;
  position: relative;
  z-index: 10;
}

.logo-container {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  gap: 12px;
  margin-bottom: 36px;
  padding: 0 4px;
  cursor: pointer;
  transition: transform var(--transition-fast), opacity var(--transition-fast);
}

.logo-container:hover {
  transform: scale(1.03);
}

.logo-container:active {
  transform: scale(0.97);
}

.logo-icon {
  width: 110px;
  height: 110px;
  background: var(--bg-accent);
  border-radius: 20px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-weight: bold;
  flex-shrink: 0;
}

.logo-text {
  font-family: 'Montserrat', sans-serif;
  font-size: 1.1rem;
  font-weight: 500;
  letter-spacing: 1px;
  line-height: 1.2;
}

/* High-quality logo rendering (prevents blur/pixelation on scaling & zoom) */
.logo-img {
  image-rendering: -webkit-optimize-contrast;
  image-rendering: crisp-edges;
  transform: translateZ(0);
  backface-visibility: hidden;
}

.user-profile-badge {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px;
  background: var(--bg-surface-elevated);
  border: 1px solid var(--border-color);
  border-radius: var(--border-radius-md);
  margin-bottom: 24px;
}

.user-avatar {
  width: 38px;
  height: 38px;
  background: var(--color-secondary);
  color: #fff;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 600;
  font-size: 1rem;
}

.user-details {
  display: flex;
  flex-direction: column;
  overflow: hidden;
}

.user-name {
  font-size: 0.9rem;
  font-weight: 600;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.user-role {
  font-size: 0.75rem;
  color: var(--text-muted);
  text-transform: capitalize;
}

.nav-menu {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 6px;
  flex-grow: 1;
}

.nav-item {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px 16px;
  border-radius: var(--border-radius-sm);
  font-size: 0.95rem;
  font-weight: 500;
  color: var(--text-muted);
  cursor: pointer;
  transition: var(--transition-fast);
}

.nav-item svg {
  width: 20px;
  height: 20px;
  stroke: var(--text-muted);
  stroke-width: 2;
  fill: none;
  transition: var(--transition-fast);
}

.nav-item:hover, .nav-item.active {
  background: rgba(255, 255, 255, 0.04);
  color: var(--text-main);
}

body.light-theme .nav-item:hover, body.light-theme .nav-item.active {
  background: rgba(0, 0, 0, 0.04);
}

.nav-item.active svg {
  stroke: var(--color-primary);
}

.nav-item.active {
  border-left: 3px solid var(--color-primary);
  border-radius: 0 var(--border-radius-sm) var(--border-radius-sm) 0;
  padding-left: 13px;
  background: rgba(255, 255, 255, 0.04) !important;
  color: var(--text-main) !important;
  font-weight: 500;
}

body.light-theme .nav-item.active {
  background: rgba(0, 0, 0, 0.04) !important;
}

.logout-btn {
  margin-top: auto;
  border-top: 1px solid var(--border-color);
  padding-top: 16px;
}

/* Main Display Shell */
.main-content {
  display: flex;
  flex-direction: column;
  height: 100vh;
  overflow: hidden;
}

/* Header Banner */
.main-header {
  height: var(--header-height);
  border-bottom: 1px solid var(--border-color);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 32px;
  background-color: var(--bg-surface);
  position: relative;
}

.page-title {
  font-size: 1.3rem;
  font-weight: 600;
}

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

.theme-toggle-btn, .notifications-toggle-btn {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: var(--bg-surface-elevated);
  border: 1px solid var(--border-color);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: var(--transition-fast);
  position: relative;
}

.theme-toggle-btn:hover, .notifications-toggle-btn:hover {
  border-color: var(--border-color-hover);
  background: rgba(255, 255, 255, 0.06);
}

.notification-badge {
  position: absolute;
  top: 6px;
  right: 6px;
  width: 8px;
  height: 8px;
  background-color: var(--color-danger);
  border-radius: 50%;
  display: none;
}

.notification-badge.active {
  display: block;
  animation: pulse-ring 2s infinite;
}

@keyframes pulse-ring {
  0% { transform: scale(0.95); box-shadow: 0 0 0 0 rgba(239, 68, 68, 0.7); }
  70% { transform: scale(1); box-shadow: 0 0 0 5px rgba(239, 68, 68, 0); }
  100% { transform: scale(0.95); box-shadow: 0 0 0 0 rgba(239, 68, 68, 0); }
}

/* Views & Dynamic Switch Board */
.view-container {
  flex-grow: 1;
  overflow-y: auto;
  padding: 32px;
}

.view-section {
  display: none;
}

.view-section.active {
  display: block;
  animation: fade-in 0.3s ease-out;
}

@keyframes fade-in {
  from { opacity: 0; transform: translateY(10px); }
  to { opacity: 1; transform: translateY(0); }
}

/* Stats / Dashboard Cards Layout */
.dashboard-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 24px;
  margin-bottom: 32px;
}

.stat-card {
  background: var(--bg-surface);
  border: 1px solid var(--border-color);
  border-radius: var(--border-radius-md);
  padding: 24px;
  display: flex;
  flex-direction: column;
  position: relative;
  overflow: hidden;
  transition: transform var(--transition-normal), border-color var(--transition-normal), box-shadow var(--transition-normal);
}

.stat-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 3px;
  background: var(--bg-accent);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform var(--transition-normal);
}

.stat-card:hover::before {
  transform: scaleX(1);
}

.stat-card:hover {
  transform: translateY(-2px);
  border-color: var(--border-color-hover);
  box-shadow: var(--shadow-md);
}

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

.stat-title {
  font-size: 0.85rem;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  color: var(--text-muted);
}

.stat-icon {
  width: 24px;
  height: 24px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 6px;
}

.stat-icon.primary { background: rgba(212, 175, 55, 0.15); color: var(--color-primary); }
.stat-icon.success { background: rgba(16, 185, 129, 0.15); color: var(--color-success); }
.stat-icon.warning { background: rgba(245, 158, 11, 0.15); color: var(--color-warning); }
.stat-icon.danger { background: rgba(239, 68, 104, 0.15); color: var(--color-danger); }

.stat-value {
  font-size: 2rem;
  font-weight: 700;
  margin-bottom: 6px;
}

.stat-sub {
  font-size: 0.8rem;
  color: var(--text-dim);
}

/* Table Card / Layout Panels */
.panel-card {
  background: var(--bg-surface);
  border: 1px solid var(--border-color);
  border-radius: var(--border-radius-lg);
  padding: 28px;
  box-shadow: var(--shadow-sm);
  margin-bottom: 24px;
  transition: transform var(--transition-normal), border-color var(--transition-normal), box-shadow var(--transition-normal);
}

.panel-card:hover {
  transform: translateY(-2px);
  border-color: var(--border-color-hover);
  box-shadow: var(--shadow-md);
}

.panel-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 20px;
}

.panel-title {
  font-size: 1.1rem;
  font-weight: 600;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 18px;
  border-radius: var(--border-radius-sm);
  font-size: 0.9rem;
  font-weight: 500;
  cursor: pointer;
  border: none;
  transition: transform var(--transition-fast), background var(--transition-fast), box-shadow var(--transition-fast);
}

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

.btn:active {
  transform: translateY(1px) scale(0.96);
}

.btn-primary {
  background: var(--bg-accent);
  color: #fff;
}

.btn-primary:hover {
  background: var(--bg-accent-hover);
  box-shadow: 0 4px 12px rgba(212, 175, 55, 0.2);
}

.btn-secondary {
  background: var(--bg-surface-elevated);
  border: 1px solid var(--border-color);
  color: var(--text-main);
}

.btn-secondary:hover {
  border-color: var(--border-color-hover);
  background: rgba(255, 255, 255, 0.08);
}

body.light-theme .btn-secondary:hover {
  background: rgba(0, 0, 0, 0.04);
}

.btn-danger {
  background: var(--color-danger);
  color: #fff;
}

.btn-danger:hover {
  opacity: 0.9;
}

/* Custom Table styling & Task Enhancements */
.task-stats {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
  margin-bottom: 24px;
}

@media (max-width: 768px) {
  .task-stats {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 480px) {
  .task-stats {
    grid-template-columns: 1fr;
  }
}

.task-stat-card {
  background: var(--bg-surface-elevated);
  border: 1px solid var(--border-color);
  border-radius: var(--border-radius-md);
  padding: 18px 20px;
  display: flex;
  flex-direction: column;
  gap: 6px;
  transition: transform var(--transition-normal), border-color var(--transition-normal), box-shadow var(--transition-normal);
  position: relative;
  overflow: hidden;
}

.task-stat-card:hover {
  transform: translateY(-2px);
  border-color: var(--border-color-hover);
  box-shadow: var(--shadow-md);
}

.task-stat-card::after {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 3px;
  background: var(--bg-accent);
  opacity: 0;
  transition: opacity var(--transition-normal);
}

.task-stat-card:hover::after {
  opacity: 1;
}

.task-stat-label {
  font-size: 0.8rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  font-weight: 500;
}

.task-stat-value {
  font-size: 1.6rem;
  font-weight: 700;
  color: var(--text-main);
  line-height: 1;
}

.task-controls {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 24px;
  flex-wrap: wrap;
}

.task-controls .search-box {
  position: relative;
  flex-grow: 1;
  max-width: 480px;
  min-width: 260px;
}

.task-controls .search-icon {
  position: absolute;
  left: 14px;
  top: 50%;
  transform: translateY(-50%);
  width: 16px;
  height: 16px;
  stroke: var(--text-dim);
  fill: none;
  stroke-width: 2.5;
  pointer-events: none;
  transition: stroke var(--transition-fast);
}

.task-controls .search-box input {
  width: 100%;
  padding: 12px 16px 12px 42px;
  background-color: var(--bg-surface-elevated);
  border: 1px solid var(--border-color);
  border-radius: var(--border-radius-sm);
  color: var(--text-main);
  font-family: var(--font-sans);
  font-size: 0.9rem;
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.task-controls .search-box input:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(212, 175, 55, 0.1);
}

.task-controls .search-box input:focus + .search-icon {
  stroke: var(--color-primary);
}

.task-controls .filter-dropdowns {
  display: flex;
  gap: 12px;
  align-items: center;
  flex-wrap: wrap;
}

.task-controls .select-wrapper {
  position: relative;
}

.task-controls select {
  appearance: none;
  -webkit-appearance: none;
  padding: 12px 36px 12px 16px;
  background-color: var(--bg-surface-elevated);
  border: 1px solid var(--border-color);
  border-radius: var(--border-radius-sm);
  color: var(--text-main);
  font-family: var(--font-sans);
  font-size: 0.9rem;
  cursor: pointer;
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
  min-width: 150px;
}

.task-controls select:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(212, 175, 55, 0.1);
}

.task-controls .select-wrapper::after {
  content: '';
  position: absolute;
  right: 14px;
  top: 50%;
  transform: translateY(-50%);
  width: 10px;
  height: 6px;
  background-color: var(--text-muted);
  clip-path: polygon(100% 0, 0 0, 50% 100%);
  pointer-events: none;
}

.table-responsive {
  width: 100%;
  overflow-x: auto;
}

.data-table {
  width: 100%;
  border-collapse: collapse;
  text-align: left;
}

.data-table th {
  padding: 14px 18px;
  font-weight: 500;
  font-size: 0.85rem;
  color: var(--text-muted);
  border-bottom: 1px solid var(--border-color);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.data-table td {
  padding: 16px 18px;
  font-size: 0.9rem;
  color: var(--text-main);
  border-bottom: 1px solid var(--border-color);
}

.data-table tr:last-child td {
  border-bottom: none;
}

.data-table tbody tr {
  transition: background-color var(--transition-fast);
}

.data-table tr:hover td {
  background-color: rgba(212, 175, 55, 0.02) !important;
}

body.light-theme .data-table tr:hover td {
  background-color: rgba(184, 144, 37, 0.03) !important;
}

.assignee-cell {
  display: flex;
  align-items: center;
  gap: 10px;
}

.avatar-circle {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.75rem;
  font-weight: 700;
  color: #fff;
  text-transform: uppercase;
  border: 1px solid rgba(255, 255, 255, 0.1);
  box-shadow: var(--shadow-sm);
  flex-shrink: 0;
}

body.light-theme .avatar-circle {
  border: 1px solid rgba(0, 0, 0, 0.05);
}

.action-btn-circle {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--border-color);
  background: var(--bg-surface-elevated);
  color: var(--text-muted);
  cursor: pointer;
  transition: all var(--transition-fast);
}

.action-btn-circle svg {
  width: 14px;
  height: 14px;
  fill: none;
  stroke: currentColor;
  stroke-width: 2;
}

.action-btn-circle.edit:hover {
  background: rgba(212, 175, 55, 0.12);
  color: var(--color-primary);
  border-color: var(--color-primary);
  box-shadow: 0 0 8px rgba(212, 175, 55, 0.2);
}

.action-btn-circle.delete:hover {
  background: rgba(239, 68, 68, 0.12);
  color: var(--color-danger);
  border-color: var(--color-danger);
  box-shadow: 0 0 8px rgba(239, 68, 68, 0.2);
}

/* Progress bar system */
.progress-container {
  display: flex;
  align-items: center;
  gap: 12px;
  width: 100%;
}

.progress-track {
  height: 6px;
  background-color: var(--bg-surface-elevated);
  border-radius: 3px;
  flex-grow: 1;
  overflow: hidden;
  position: relative;
}

.progress-fill {
  height: 100%;
  border-radius: 3px;
  transition: width 0.5s ease-out;
  background: var(--bg-accent);
}

.progress-label {
  font-size: 0.8rem;
  font-weight: 600;
  min-width: 32px;
  text-align: right;
}

/* Badge tags */
.badge {
  display: inline-flex;
  align-items: center;
  padding: 4px 10px;
  border-radius: 12px;
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: capitalize;
}

.badge-low { background: rgba(16, 185, 129, 0.15); color: var(--color-success); }
.badge-medium { background: rgba(245, 158, 11, 0.15); color: var(--color-warning); }
.badge-high { background: rgba(239, 68, 68, 0.15); color: var(--color-danger); }

.badge-notstarted { background: var(--bg-surface-elevated); color: var(--text-muted); }
.badge-inprogress { background: rgba(184, 144, 37, 0.15); color: var(--color-secondary); }
.badge-underreview { background: rgba(6, 182, 212, 0.15); color: var(--color-info); }
.badge-completed { background: rgba(16, 185, 129, 0.15); color: var(--color-success); }

/* Double Panel / Grid */
.dashboard-sections {
  display: grid;
  grid-template-columns: 2fr 1fr;
  gap: 24px;
}

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

/* Dynamic list items */
.member-performance-list, .notification-feed-list {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.performance-item {
  display: flex;
  align-items: center;
  gap: 16px;
}

.performance-info {
  flex-grow: 1;
}

.performance-name {
  font-size: 0.9rem;
  font-weight: 500;
  margin-bottom: 4px;
}

.performance-meta {
  font-size: 0.75rem;
  color: var(--text-dim);
}

.feed-item {
  display: flex;
  gap: 12px;
  padding: 12px;
  border-radius: var(--border-radius-sm);
  background-color: var(--bg-surface-elevated);
  border: 1px solid var(--border-color);
  position: relative;
  transition: transform var(--transition-fast), border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.feed-item:hover {
  transform: translateX(4px);
  border-color: var(--border-color-hover);
  box-shadow: var(--shadow-sm);
}

.feed-item.unread {
  border-left: 3px solid var(--color-primary);
}

.feed-icon {
  width: 24px;
  height: 24px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  background-color: rgba(255, 255, 255, 0.05);
}

.feed-text {
  font-size: 0.85rem;
  line-height: 1.35;
}

.feed-time {
  font-size: 0.75rem;
  color: var(--text-dim);
  margin-top: 4px;
}

/* Modal and Dialogs styling */
dialog {
  margin: auto;
  border: 1px solid var(--border-color);
  background-color: var(--bg-surface);
  color: var(--text-main);
  border-radius: var(--border-radius-lg);
  padding: 32px;
  max-width: 440px;
  width: 90%;
  box-shadow: var(--shadow-lg);
  border: 1px solid rgba(255, 255, 255, 0.1);
  backdrop-filter: blur(20px);
  
  /* Entry/Exit transition styling */
  opacity: 0;
  transform: translateY(20px) scale(0.95);
  transition: 
    opacity 0.3s ease-out, 
    transform 0.3s ease-out, 
    display 0.3s ease-out allow-discrete, 
    overlay 0.3s ease-out allow-discrete;
}

dialog[open] {
  opacity: 1;
  transform: translateY(0) scale(1);
}

/* Entry starting styles */
@starting-style {
  dialog[open] {
    opacity: 0;
    transform: translateY(20px) scale(0.95);
  }
}

/* Backdrop styling and animation */
dialog::backdrop {
  background: rgba(0, 0, 0, 0);
  backdrop-filter: blur(0px);
  transition: 
    background 0.3s ease-out, 
    backdrop-filter 0.3s ease-out, 
    display 0.3s ease-out allow-discrete, 
    overlay 0.3s ease-out allow-discrete;
}

dialog[open]::backdrop {
  background: rgba(6, 6, 8, 0.7);
  backdrop-filter: blur(8px);
}

@starting-style {
  dialog[open]::backdrop {
    background: rgba(6, 6, 8, 0);
    backdrop-filter: blur(0px);
  }
}

/* Modal Form Styles */
.form-title {
  font-size: 1.25rem;
  font-weight: 600;
  margin-bottom: 24px;
  display: flex;
  align-items: center;
  gap: 12px;
}

.form-group {
  margin-bottom: 20px;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.form-group label {
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--text-muted);
}

.form-group input, .form-group select, .form-group textarea {
  background-color: var(--bg-surface-elevated);
  border: 1px solid var(--border-color);
  border-radius: var(--border-radius-sm);
  padding: 12px;
  font-size: 0.9rem;
  transition: var(--transition-fast);
  outline: none;
}

.form-group input:focus, .form-group select:focus, .form-group textarea:focus {
  border-color: var(--color-primary);
  box-shadow: 0 0 0 2px rgba(212, 175, 55, 0.15);
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

.form-actions {
  display: flex;
  justify-content: flex-end;
  gap: 12px;
  margin-top: 28px;
}

/* Task Board (Member Dashboard Specific) */
.board-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 20px;
  align-items: start;
}

.board-column {
  background-color: var(--bg-surface);
  border: 1px solid var(--border-color);
  border-radius: var(--border-radius-lg);
  padding: 20px;
  min-height: 500px;
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.column-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 6px;
}

.column-title {
  font-size: 0.95rem;
  font-weight: 600;
  display: flex;
  align-items: center;
  gap: 8px;
}

.column-count {
  font-size: 0.75rem;
  background-color: var(--bg-surface-elevated);
  color: var(--text-muted);
  padding: 2px 8px;
  border-radius: 10px;
  font-weight: 600;
}

.task-card {
  background-color: var(--bg-surface-elevated);
  border: 1px solid var(--border-color);
  border-radius: var(--border-radius-md);
  padding: 16px;
  cursor: pointer;
  transition: transform var(--transition-normal), border-color var(--transition-normal), box-shadow var(--transition-normal);
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.task-card:hover {
  transform: translateY(-4px);
  border-color: var(--border-color-hover);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.2);
}

.task-card-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 12px;
}

.task-card-title {
  font-size: 0.9rem;
  font-weight: 600;
  line-height: 1.3;
}

.task-card-desc {
  font-size: 0.8rem;
  color: var(--text-muted);
  line-height: 1.4;
  overflow: hidden;
  text-overflow: ellipsis;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  line-clamp: 2;
}

.task-card-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 0.75rem;
  color: var(--text-dim);
  border-top: 1px solid var(--border-color);
  padding-top: 10px;
  margin-top: 4px;
}

.task-card-deadline {
  display: flex;
  align-items: center;
  gap: 4px;
}

.task-card-deadline.danger {
  color: var(--color-danger);
  font-weight: 500;
}

.task-card-deadline.warning {
  color: var(--color-warning);
  font-weight: 500;
}

/* Drag & Drop Overlays */
.column-empty {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 40px 20px;
  border: 2px dashed var(--border-color);
  border-radius: var(--border-radius-md);
  color: var(--text-dim);
  font-size: 0.85rem;
  text-align: center;
  height: 100%;
}

/* Calendar Grid Styles */
.calendar-controls {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 24px;
}

.calendar-nav {
  display: flex;
  align-items: center;
  gap: 12px;
}

.calendar-sync-status {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.85rem;
  color: var(--text-muted);
}

.calendar-sync-indicator {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background-color: var(--text-dim);
}

.calendar-sync-indicator.synced {
  background-color: var(--color-success);
  animation: pulse-ring 2s infinite;
}

.calendar-grid {
  display: grid;
  grid-template-columns: repeat(7, 1fr);
  gap: 8px;
  background-color: rgba(255, 255, 255, 0.01);
}

.calendar-day-header {
  padding: 12px;
  font-weight: 600;
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  text-align: center;
  color: var(--text-muted);
  border-bottom: 1px solid var(--border-color);
}

.calendar-cell {
  background-color: var(--bg-surface);
  border: 1px solid var(--border-color);
  border-radius: var(--border-radius-sm);
  min-height: 110px;
  padding: 8px;
  display: flex;
  flex-direction: column;
  gap: 6px;
  transition: transform var(--transition-fast), border-color var(--transition-fast), background-color var(--transition-fast), box-shadow var(--transition-fast);
}

.calendar-cell:hover {
  border-color: var(--border-color-hover);
  background-color: var(--bg-surface-elevated);
  transform: translateY(-2px) scale(1.02);
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
  z-index: 5;
}

.calendar-cell.other-month {
  opacity: 0.3;
}

.calendar-cell.today {
  border-color: var(--color-primary);
  background-color: rgba(212, 175, 55, 0.04);
}

.calendar-day-number {
  font-size: 0.85rem;
  font-weight: 500;
  align-self: flex-end;
}

.calendar-cell.today .calendar-day-number {
  background-color: var(--color-primary);
  color: #fff;
  width: 22px;
  height: 22px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.75rem;
}

.calendar-events-container {
  display: flex;
  flex-direction: column;
  gap: 4px;
  flex-grow: 1;
  margin-top: 4px;
}

.calendar-item {
  font-size: 0.7rem;
  padding: 3px 6px;
  border-radius: 4px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  font-weight: 500;
  cursor: pointer;
}

.calendar-item.task-deadline {
  background-color: rgba(184, 144, 37, 0.15);
  color: #f7e8b5;
  border-left: 2px solid var(--color-secondary);
}

.calendar-item.task-deadline.high {
  background-color: rgba(239, 68, 68, 0.15);
  color: #fca5a5;
  border-left: 2px solid var(--color-danger);
}

.calendar-item.google-event {
  background-color: rgba(6, 182, 212, 0.15);
  color: #67e8f9;
  border-left: 2px solid var(--color-info);
}

/* Toast styling */
.toast-container {
  position: fixed;
  top: 24px;
  right: 24px;
  z-index: 9999;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.toast {
  background-color: var(--bg-surface);
  border: 1px solid var(--border-color);
  border-left: 4px solid var(--color-primary);
  border-radius: var(--border-radius-sm);
  padding: 16px 20px;
  box-shadow: var(--shadow-lg);
  display: flex;
  align-items: center;
  gap: 16px;
  min-width: 320px;
  max-width: 420px;
  animation: slide-in 0.3s cubic-bezier(0.16, 1, 0.3, 1);
  transition: opacity 0.3s ease;
}

.toast.success { border-left-color: var(--color-success); }
.toast.warning { border-left-color: var(--color-warning); }
.toast.danger { border-left-color: var(--color-danger); }

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

.toast-content {
  flex-grow: 1;
}

.toast-title {
  font-size: 0.85rem;
  font-weight: 600;
  margin-bottom: 2px;
}

.toast-message {
  font-size: 0.8rem;
  color: var(--text-muted);
}

.toast-close {
  cursor: pointer;
  color: var(--text-dim);
}

/* Custom percentage range input styling */
.percentage-range-wrapper {
  display: flex;
  align-items: center;
  gap: 16px;
}

.percentage-range-wrapper input[type="range"] {
  flex-grow: 1;
  height: 6px;
  background: var(--border-color);
  border-radius: 3px;
  outline: none;
  cursor: pointer;
  -webkit-appearance: none;
  appearance: none;
}

.percentage-range-wrapper input[type="range"]::-webkit-slider-thumb {
  -webkit-appearance: none;
  appearance: none;
  width: 18px;
  height: 18px;
  border-radius: 50%;
  background: var(--color-primary);
  box-shadow: 0 0 4px rgba(0, 0, 0, 0.4);
  transition: var(--transition-fast);
}

.percentage-range-wrapper input[type="range"]::-webkit-slider-thumb:hover {
  transform: scale(1.15);
}

.percentage-range-val {
  font-size: 0.95rem;
  font-weight: 600;
  min-width: 44px;
}

/* Responsive sidebar drawer for smaller screens */
@media (max-width: 768px) {
  .app-container {
    grid-template-columns: 1fr;
  }
  
  .sidebar {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: var(--sidebar-width);
    height: 100%;
    box-shadow: var(--shadow-lg);
    z-index: 1000;
  }
  
  .sidebar.open {
    display: flex;
    animation: slide-sidebar 0.3s ease-out;
  }
}

@keyframes slide-sidebar {
  from { transform: translateX(-100%); }
  to { transform: translateX(0); }
}

/* --- Responsive Visibility and Device Utilities --- */
.mobile-only {
  display: none !important;
}
.desktop-only {
  display: block !important;
}

@media (max-width: 768px) {
  .mobile-only {
    display: block !important;
  }
  .mobile-only.btn, .mobile-only.theme-toggle-btn, .mobile-only.notifications-toggle-btn {
    display: flex !important;
  }
  .desktop-only {
    display: none !important;
  }
  
  /* Layout spacing reductions on mobile */
  .main-content {
    padding: 16px !important;
  }
  .main-header {
    padding: 0 16px !important;
  }
}

/* Dialog mobile enhancements */
dialog {
  max-height: 90vh;
  overflow-y: auto;
}

@media (max-width: 480px) {
  dialog {
    padding: 20px;
    width: 95%;
  }
  .form-actions {
    flex-direction: column;
    gap: 8px;
  }
  .form-actions .btn {
    width: 100%;
    justify-content: center;
  }
}

/* Calendar mobile enhancements */
@media (max-width: 600px) {
  #calendar-root {
    width: 100%;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
  }
  .calendar-grid {
    min-width: 680px;
    gap: 4px;
  }
  .calendar-cell {
    min-height: 95px !important;
    padding: 6px !important;
    gap: 4px !important;
  }
  .calendar-day-header {
    padding: 8px 4px !important;
    font-size: 0.75rem !important;
  }
  .calendar-item {
    font-size: 0.65rem !important;
    padding: 2.5px 5px !important;
  }
  
  /* Form row vertical stacking on mobile */
  .form-row {
    grid-template-columns: 1fr !important;
    gap: 12px !important;
  }
  
  /* Filter controls stretching on mobile */
  .task-controls {
    flex-direction: column !important;
    align-items: stretch !important;
  }
  .task-controls .search-box {
    max-width: 100% !important;
  }
  .task-controls .filter-dropdowns {
    width: 100% !important;
    flex-direction: row !important;
  }
  .task-controls .select-wrapper {
    flex-grow: 1 !important;
  }
  .task-controls select {
    width: 100% !important;
  }
  
  /* Calendar controls stack on mobile */
  .calendar-controls {
    flex-direction: column !important;
    gap: 16px !important;
    align-items: stretch !important;
    text-align: center !important;
  }
  .calendar-nav {
    justify-content: center !important;
  }
  .calendar-sync-status {
    justify-content: center !important;
  }
}

/* Event details grid definition & mobile scaling */
.event-details-grid {
  grid-template-columns: 1fr 1fr;
}

@media (max-width: 520px) {
  .event-details-grid {
    grid-template-columns: 1fr !important;
    gap: 12px !important;
  }
}

@media (max-width: 480px) {
  .panel-card {
    padding: 16px !important;
  }
  .panel-header {
    flex-direction: column !important;
    align-items: flex-start !important;
    gap: 12px !important;
  }
}

/* Event Accordion Styles for Task List */
.event-accordion-list {
  display: flex;
  flex-direction: column;
  gap: 16px;
  margin-top: 20px;
}

.event-accordion-item {
  background: var(--bg-surface);
  border: 1px solid var(--border-color);
  border-radius: var(--border-radius-lg);
  overflow: hidden;
  transition: border-color var(--transition-normal), box-shadow var(--transition-normal);
}

.event-accordion-item:hover {
  border-color: var(--border-color-hover);
  box-shadow: var(--shadow-sm);
}

.event-accordion-header {
  padding: 18px 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  cursor: pointer;
  background-color: var(--bg-surface-elevated);
  user-select: none;
  transition: background-color var(--transition-fast);
}

.event-accordion-header:hover {
  background-color: rgba(255, 255, 255, 0.03);
}

.event-header-left {
  display: flex;
  align-items: center;
  gap: 14px;
  flex-wrap: wrap;
}

.accordion-chevron {
  font-size: 0.8rem;
  transition: transform var(--transition-normal);
  color: var(--text-dim);
}

.event-accordion-item.expanded .accordion-chevron {
  transform: rotate(90deg);
  color: var(--color-primary);
}

.event-accordion-title {
  font-size: 1.05rem;
  font-weight: 600;
  color: var(--text-main);
}

.event-task-count-badge {
  background-color: rgba(212, 175, 55, 0.1);
  color: var(--color-primary);
  padding: 4px 10px;
  border-radius: 20px;
  font-size: 0.75rem;
  font-weight: 600;
}

.event-header-right {
  display: flex;
  align-items: center;
  gap: 16px;
  font-size: 0.85rem;
  color: var(--text-muted);
}

.event-accordion-content {
  border-top: 1px solid var(--border-color);
  background-color: var(--bg-surface);
  padding: 20px;
  display: none;
}

/* Event Header Overall Progress Bar */
.event-overall-progress {
  display: flex;
  align-items: center;
  gap: 8px;
}

.event-progress-track {
  width: 100px;
  height: 6px;
  background-color: rgba(255, 255, 255, 0.08);
  border-radius: 99px;
  overflow: hidden;
}

.event-progress-fill {
  height: 100%;
  border-radius: 99px;
  transition: width 0.4s ease;
}

.event-progress-label {
  font-size: 0.78rem;
  font-weight: 700;
  min-width: 32px;
  letter-spacing: 0.02em;
}

@media (max-width: 480px) {
  .event-overall-progress {
    width: 100%;
  }
  .event-progress-track {
    flex: 1;
  }
}

/* Staggered entry animation for child cards of active view */
.view-section.active .panel-card,
.view-section.active .stat-card,
.view-section.active .task-card {
  animation: fade-in-up 0.5s cubic-bezier(0.16, 1, 0.3, 1) both;
}

.view-section.active .panel-card:nth-child(1),
.view-section.active .stat-card:nth-child(1) { animation-delay: 0.05s; }
.view-section.active .panel-card:nth-child(2),
.view-section.active .stat-card:nth-child(2) { animation-delay: 0.1s; }
.view-section.active .panel-card:nth-child(3),
.view-section.active .stat-card:nth-child(3) { animation-delay: 0.15s; }
.view-section.active .panel-card:nth-child(4),
.view-section.active .stat-card:nth-child(4) { animation-delay: 0.2s; }
.view-section.active .panel-card:nth-child(5) { animation-delay: 0.25s; }

@keyframes fade-in-up {
  from {
    opacity: 0;
    transform: translateY(15px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.splash-screen {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  background-color: #000000;
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 10000;
  opacity: 0;
  overflow: hidden;
  transition: opacity 0.5s ease-in-out;
}

.splash-content {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 36px;
  text-align: center;
  z-index: 2;
}

/* Hexagonal Grid Overlay */
.splash-hex-grid {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 1;
  pointer-events: none;
  overflow: hidden;
}

.hex-grid-cell {
  fill: none;
  stroke: rgba(212, 175, 55, 0.05);
  stroke-width: 1px;
}

/* Background Bokeh Particles */
.splash-bg-particles {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  overflow: hidden;
  pointer-events: none;
  z-index: 1;
}

.particle {
  position: absolute;
  bottom: -100px;
  background: radial-gradient(circle, rgba(212, 175, 55, 0.22) 0%, rgba(212, 175, 55, 0) 70%);
  border-radius: 50%;
  pointer-events: none;
  filter: blur(1.5px);
  animation: drift var(--drift-duration, 8s) infinite ease-in-out;
  animation-delay: var(--drift-delay, 0s);
  opacity: 0;
}

@keyframes drift {
  0% {
    transform: translateY(0) scale(0.6);
    opacity: 0;
  }
  15% {
    opacity: var(--max-opacity, 0.4);
  }
  85% {
    opacity: var(--max-opacity, 0.4);
  }
  100% {
    transform: translateY(-110vh) scale(1.3);
    opacity: 0;
  }
}

/* Lens Layout System */
.lens-container {
  position: relative;
  width: 220px;
  height: 220px;
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 2;
}

.lens-bezel {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  z-index: 4;
  animation: bezel-spin 45s linear infinite;
}

@keyframes bezel-spin {
  from { transform: rotate(0deg); }
  to { transform: rotate(360deg); }
}

.bezel-ring-outer {
  fill: none;
  stroke: rgba(212, 175, 55, 0.18);
  stroke-width: 1px;
}

.bezel-ring-inner {
  fill: none;
  stroke: rgba(212, 175, 55, 0.35);
  stroke-width: 1.5px;
}

.lens-text {
  fill: rgba(212, 175, 55, 0.55);
  font-size: 7px;
  font-weight: 700;
  letter-spacing: 2px;
  text-anchor: middle;
  dominant-baseline: middle;
  font-family: var(--font-sans);
}

/* Progress circular loader styling */
.lens-loader-svg {
  position: absolute;
  top: 10px;
  left: 10px;
  width: 200px;
  height: 200px;
  pointer-events: none;
  z-index: 3;
  transform: rotate(-90deg);
}

.loader-circle-bg {
  fill: none;
  stroke: rgba(255, 255, 255, 0.02);
  stroke-width: 2.5px;
}

.splash-loader-circle {
  fill: none;
  stroke: #d4af37;
  stroke-width: 2.5px;
  stroke-linecap: round;
  stroke-dasharray: 471;
  stroke-dashoffset: 471;
  filter: drop-shadow(0 0 3px rgba(212, 175, 55, 0.5));
  transition: stroke-dashoffset 2.2s cubic-bezier(0.22, 1, 0.36, 1);
}

/* Logo Chamber Styling */
.logo-chamber {
  position: absolute;
  width: 150px;
  height: 150px;
  border-radius: 50%;
  overflow: hidden;
  background-color: #0b0a08;
  box-shadow: inset 0 4px 12px rgba(0, 0, 0, 0.8), 0 0 20px rgba(212, 175, 55, 0.08);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 1;
}

.splash-logo-wrapper {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate3d(-50%, -50%, 0) scale(0.65);
  width: 108px;
  height: 108px;
  border-radius: 50%;
  overflow: hidden;
  opacity: 0;
  z-index: 1;
  transition: transform 0.8s cubic-bezier(0.25, 1, 0.5, 1), opacity 0.8s ease;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.6);
  will-change: transform, opacity;
  backface-visibility: hidden;
  -webkit-backface-visibility: hidden;
}

.splash-logo-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  image-rendering: -webkit-optimize-contrast;
  image-rendering: crisp-edges;
  transform: translate3d(0, 0, 0);
  backface-visibility: hidden;
  -webkit-backface-visibility: hidden;
}

/* Animate logo in when loading starts */
.splash-screen-loading .splash-logo-wrapper {
  opacity: 1;
  transform: translate3d(-50%, -50%, 0) scale(1);
  animation: logo-pulse 3s infinite ease-in-out 1s;
}

@keyframes logo-pulse {
  0%, 100% { transform: translate3d(-50%, -50%, 0) scale(1); filter: drop-shadow(0 0 10px rgba(212, 175, 55, 0)); }
  50% { transform: translate3d(-50%, -50%, 0) scale(1.04); filter: drop-shadow(0 0 15px rgba(212, 175, 55, 0.2)); }
}

/* Brand Text styles */
.splash-text-container {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  z-index: 2;
}

.splash-title-new {
  font-family: 'Montserrat', sans-serif;
  font-size: 2.1rem;
  font-weight: 300;
  letter-spacing: 8px;
  color: #d4af37;
  position: relative;
  text-transform: uppercase;
  margin: 0;
  text-align: center;
  opacity: 1;
  text-shadow: 0 4px 20px rgba(212, 175, 55, 0.15);
}

.splash-subtitle {
  font-family: var(--font-sans);
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 5px;
  color: var(--text-muted);
  text-transform: uppercase;
  margin: 0;
  text-align: center;
  opacity: 1;
}

/* Respect user preferences for reduced motion */
@media (prefers-reduced-motion: reduce) {
  .lens-bezel,
  .splash-loader-circle,
  .splash-logo-wrapper,
  .particle,
  .splash-title-new,
  .splash-subtitle {
    animation: none !important;
    transition: none !important;
    transform: none !important;
  }
  .splash-logo-wrapper {
    opacity: 1 !important;
    transform: translate(-50%, -50%) scale(1) !important;
  }
  .splash-title-new, .splash-subtitle {
    opacity: 1 !important;
  }
}