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

:root {
  /* Color Variables */
  --bg-color: #ffffff;
  --text-color: #333333;
  --text-muted: #6c757d;
  --header-bg: #2c3e50;
  --header-text: #ffffff;
  --card-bg: #ffffff;
  --card-border: #e0e0e0;
  --button-bg: var(--accent-color);
  --button-hover: #2980b9;
  --button-text: #ffffff;
  --input-bg: #ffffff;
  --input-border: #ddd;
  --modal-bg: #ffffff;
  --status-planned: #2196F3;
  --status-not-started: #e74c3c;
  --status-in-progress: #f39c12;
  --status-completed: #2ecc71;
  --status-skipped: #9b59b6;
  --auth-gradient-start: #667eea;
  --auth-gradient-end: #764ba2;

  /* Font Variables */
  --custom-font-family: 'Fredoka', sans-serif;

  /* Accent Color (customizable) */
  --accent-color: #6B7280;

  /* Background Gradient (customizable) */
  --bg-gradient-start: #667eea;
  --bg-gradient-end: #764ba2;

  /* Spacing Scale (8px base unit) - Compacted */
  --space-xs: 0.25rem;
  /* 4px */
  --space-sm: 0.5rem;
  /* 8px */
  --space-md: 0.75rem;
  /* 12px */
  --space-lg: 1rem;
  /* 16px */
  --space-xl: 1.25rem;
  /* 20px */
  --space-2xl: 1.5rem;
  /* 24px */

  /* Border Radius Scale - Sharp Notion-like */
  --radius-xs: 0.125rem;
  /* 2px */
  --radius-sm: 0.25rem;
  /* 4px */
  --radius-md: 0.375rem;
  /* 6px */
  --radius-lg: 0.5rem;
  /* 8px */
  --radius-xl: 0.5rem;
  /* 8px */
  --radius-2xl: 0.5rem;
  /* 8px */
  --radius-round: 50%;

  /* Typography Scale */
  --text-xs: 0.75rem;
  /* 12px */
  --text-sm: 0.875rem;
  /* 14px */
  --text-base: 1rem;
  /* 16px */
  --text-lg: 1.25rem;
  /* 20px */
  --text-xl: 1.5rem;
  /* 24px */
  --text-2xl: 2rem;
  /* 32px */
  --text-3xl: 2.5rem;
  /* 40px */

  /* Container Widths */
  --container-sm: 30rem;
  /* 480px */
  --container-md: 48rem;
  /* 768px */
  --container-lg: 64rem;
  /* 1024px */
  --container-xl: 75rem;
  /* 1200px */

  /* Component Sizes - Compacted */
  --btn-padding-sm: var(--space-xs) var(--space-md);
  --btn-padding-md: var(--space-sm) var(--space-lg);
  --btn-padding-lg: var(--space-md) var(--space-xl);
  --input-padding: var(--space-md);
  --card-padding: var(--space-lg);
  --section-padding: var(--space-xl);
}

[data-theme="dark"] {
  --bg-color: #121212;
  --text-color: #ffffff;
  --header-bg: #1a1a1a;
  --header-text: #E5E7EB;
  --card-bg: #1a1a1a;
  --card-border: #2d2d2d;
  --button-bg: var(--accent-color);
  --button-hover: #4B5563;
  --button-text: #ffffff;
  --input-bg: #1e1e1e;
  --input-border: #374151;
  --modal-bg: #1e1e1e;
  --status-planned: #64b5f6;
  --status-not-started: #ef5350;
  --status-in-progress: #ffa726;
  --status-completed: #66bb6a;
  --status-skipped: #9CA3AF;
  --auth-gradient-start: #1a1a1a;
  --auth-gradient-end: #2d2d2d;
  --bg-gradient-start: #1a1a1a;
  --bg-gradient-end: #2d2d2d;
}

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

html {
  min-height: 100%;
  overflow-x: hidden;
  background-color: var(--bg-gradient-start);
  background-image: linear-gradient(135deg, var(--bg-gradient-start) 0%, var(--bg-gradient-end) 100%);
  background-attachment: fixed;
  background-size: 100% 100%;
}

body {
  font-family: var(--custom-font-family);
  background: transparent;
  color: var(--text-color);
  line-height: 1.5;
  transition: all 0.3s ease;
  position: relative;
  overflow-x: hidden;
  min-height: 100vh;
}

/* Background Animation Layer */
.background-animation {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: -1;
  background: linear-gradient(135deg, var(--bg-gradient-start) 0%, var(--bg-gradient-end) 100%);
  transition: background 0.3s ease;
}

/* Ensure form elements inherit custom font */
button,
input,
select,
textarea,
.btn {
  font-family: var(--custom-font-family);
}

/* Animated Background - Removed for cleaner look */

/* Navigation */
.navbar {
  background: var(--header-bg);
  color: var(--header-text);
  padding: var(--space-md) 0;
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
  border-bottom: 1px solid var(--card-border);
  position: relative;
  z-index: 100;
}

.nav-container {
  max-width: var(--container-xl);
  margin: 0 auto;
  padding: 0 var(--space-lg);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.nav-brand {
  font-size: var(--text-xl);
  font-weight: 600;
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  color: var(--header-text);
}

.nav-menu {
  display: flex;
  align-items: center;
  gap: var(--space-lg);
}

.nav-item {
  background: none;
  border: none;
  color: var(--header-text);
  padding: var(--space-sm) var(--space-lg);
  border-radius: var(--radius-md);
  cursor: pointer;
  font-size: var(--text-sm);
  font-weight: 500;
  transition: all 0.3s ease;
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  text-decoration: none;
}

.nav-item:hover {
  background-color: rgba(107, 114, 128, 0.1);
  transform: none;
}

.nav-item.active {
  background-color: rgba(107, 114, 128, 0.15);
  color: var(--button-bg);
  font-weight: 600;
}

.nav-user {
  display: flex;
  align-items: center;
  gap: var(--space-lg);
}

.theme-toggle {
  background: var(--button-bg);
  border: none;
  color: var(--button-text);
  padding: var(--btn-padding-sm);
  border-radius: var(--radius-sm);
  cursor: pointer;
  font-size: var(--text-sm);
  transition: all 0.3s ease;
  display: flex;
  align-items: center;
  justify-content: center;
}

.theme-toggle:hover {
  background: var(--button-hover);
  transform: none;
}

.btn-logout {
  background: #e74c3c;
  border: none;
  color: white;
  padding: var(--btn-padding-sm);
  border-radius: var(--radius-sm);
  cursor: pointer;
  font-size: var(--text-sm);
  font-weight: 500;
  transition: all 0.3s ease;
  display: flex;
  align-items: center;
  gap: var(--space-sm);
}

.btn-logout:hover {
  background: #c0392b;
  transform: none;
}

/* Authentication */
.auth-container {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, var(--auth-gradient-start) 0%, var(--auth-gradient-end) 100%);
  position: relative;
  z-index: 1;
}

.auth-card {
  background: var(--card-bg);
  padding: var(--card-padding);
  border-radius: var(--radius-lg);
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
  width: 100%;
  max-width: 25rem;
  border: 1px solid var(--card-border);
  position: relative;
}

[data-theme="dark"] .auth-card {
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.3);
  border: 1px solid var(--card-border);
}

.auth-card h2 {
  text-align: center;
  margin-bottom: var(--space-xl);
  color: var(--text-color);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-sm);
  font-weight: 600;
  font-size: var(--text-2xl);
}

.form-group {
  margin-bottom: var(--space-lg);
}

.form-group input {
  width: 100%;
  padding: var(--input-padding);
  border: 2px solid var(--input-border);
  border-radius: var(--radius-md);
  font-size: var(--text-base);
  background-color: var(--input-bg);
  color: var(--text-color);
  transition: all 0.3s ease;
}

.form-group input:focus {
  outline: none;
  border-color: var(--button-bg);
  box-shadow: 0 0 0 2px rgba(107, 114, 128, 0.1);
  transform: none;
}

.auth-switch {
  text-align: center;
  margin-top: var(--space-lg);
  color: var(--text-color);
  opacity: 0.8;
}

.auth-switch a {
  color: var(--button-bg);
  text-decoration: none;
  font-weight: 600;
  transition: all 0.3s ease;
}

.auth-switch a:hover {
  text-decoration: underline;
  color: var(--button-hover);
}

/* Buttons */
.btn {
  padding: var(--btn-padding-md);
  border: none;
  border-radius: var(--radius-sm);
  cursor: pointer;
  font-size: var(--text-base);
  font-weight: 600;
  transition: all 0.15s ease;
  display: inline-flex;
  align-items: center;
  gap: var(--space-sm);
  text-decoration: none;
  position: relative;
}

.btn-primary {
  background: var(--button-bg);
  color: var(--button-text);
  box-shadow: 0 1px 2px rgba(0, 0, 0, 0.05);
}

.btn-primary:hover {
  background: var(--button-hover);
  transform: none;
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
}

.btn-secondary {
  background: transparent;
  color: var(--button-bg);
  border: 1px solid var(--button-bg);
}

.btn-secondary:hover {
  background: var(--button-bg);
  color: var(--button-text);
  transform: none;
}

.btn-success {
  background: var(--status-completed);
  color: white;
  box-shadow: 0 1px 2px rgba(0, 0, 0, 0.05);
}

.btn-success:hover {
  background: #27ae60;
  transform: none;
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
}

.btn-danger {
  background: var(--status-not-started);
  color: white;
  box-shadow: 0 1px 2px rgba(0, 0, 0, 0.05);
}

.btn-danger:hover {
  background: #c0392b;
  transform: none;
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
}

.btn[type="submit"] {
  width: 100%;
  justify-content: center;
}

/* Main Content */
#mainContent {
  padding: var(--space-xl) 0;
  min-height: calc(100vh - 80px);
  position: relative;
  z-index: 1;
}

.content-section {
  max-width: var(--container-xl);
  margin: 0 auto;
  padding: 0 var(--space-lg);
}

.section-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: var(--space-lg);
  padding-bottom: var(--space-md);
  border-bottom: 1px solid var(--card-border);
  position: relative;
}

.section-header h1 {
  display: flex;
  align-items: center;
  gap: var(--space-md);
  color: var(--text-color);
  font-weight: 600;
  font-size: var(--text-2xl);
}

.header-actions {
  display: flex;
  gap: var(--space-lg);
  flex-wrap: wrap;
}

/* Stats Grid */
.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: var(--space-lg);
  margin-bottom: var(--space-xl);
}

.stat-card {
  background: var(--card-bg);
  padding: var(--space-lg);
  border-radius: var(--radius-md);
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
  display: flex;
  align-items: center;
  gap: var(--space-lg);
  border: 1px solid var(--card-border);
  transition: all 0.15s ease;
  position: relative;
}

[data-theme="dark"] .stat-card {
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.3);
  border: 1px solid var(--card-border);
}

.stat-card:hover {
  transform: none;
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.15);
  border-color: var(--input-border);
}

/* Clickable elements */
.clickable {
  cursor: pointer;
}

.stat-card.clickable:hover {
  transform: none;
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.15);
  border-color: var(--input-border);
}

.task-item.clickable {
  cursor: pointer;
}

.task-item.clickable:hover {
  background: rgba(107, 114, 128, 0.05);
  transform: none;
}

.stat-icon {
  width: 50px;
  height: 50px;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: var(--text-lg);
  color: white;
  box-shadow: none;
  position: relative;
  z-index: 1;
}

.stat-card:nth-child(1) .stat-icon {
  background: linear-gradient(135deg, #3498db, #2980b9);
}

.stat-card:nth-child(2) .stat-icon {
  background: linear-gradient(135deg, #9b59b6, #8e44ad);
}

.stat-card:nth-child(3) .stat-icon {
  background: linear-gradient(135deg, #f39c12, #e67e22);
}

.stat-card:nth-child(4) .stat-icon {
  background: linear-gradient(135deg, #27ae60, #229954);
}

.stat-content {
  flex: 1;
}

.stat-content h3 {
  font-size: var(--text-2xl);
  font-weight: 600;
  color: var(--text-color);
  margin-bottom: var(--space-xs);
}

.stat-content p {
  color: var(--text-color);
  opacity: 0.7;
  font-weight: 500;
  font-size: var(--text-sm);
}

/* Projects Grid */
.projects-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(350px, 1fr));
  gap: var(--space-lg);
}

.project-card {
  background: var(--card-bg);
  padding: var(--space-lg);
  border-radius: var(--radius-md);
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
  border: 1px solid var(--card-border);
  transition: all 0.15s ease;
  cursor: pointer;
  position: relative;
}

[data-theme="dark"] .project-card {
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.3);
  border: 1px solid var(--card-border);
}

.project-card:hover {
  transform: none;
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.15);
  border-color: var(--input-border);
}

.project-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  margin-bottom: var(--space-lg);
}

.project-actions {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  position: relative;
  z-index: 10;
}

.project-actions .btn {
  opacity: 0;
  transform: translateY(-10px);
  transition: all 0.3s ease;
}

.project-card:hover .project-actions .btn {
  opacity: 1;
  transform: translateY(0);
}

.project-title {
  font-size: var(--text-lg);
  font-weight: 600;
  color: var(--text-color);
  margin-bottom: var(--space-sm);
}

.project-owner {
  color: var(--text-color);
  opacity: 0.7;
  font-size: var(--text-sm);
  font-weight: 500;
}

.project-description {
  color: var(--text-color);
  opacity: 0.8;
  margin-bottom: var(--space-lg);
  line-height: 1.6;
}

.project-stats {
  display: flex;
  justify-content: space-between;
  font-size: var(--text-sm);
  color: var(--text-color);
  opacity: 0.8;
  font-weight: 500;
}

/* Filters Bar */
.filters-bar {
  background: var(--card-bg);
  padding: var(--space-lg);
  border-radius: var(--radius-md);
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
  border: 1px solid var(--card-border);
  margin-bottom: var(--space-lg);
  display: flex;
  gap: var(--space-md);
  align-items: center;
  flex-wrap: wrap;
}

[data-theme="dark"] .filters-bar {
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.3);
  border: 1px solid var(--card-border);
}

.filters-bar select {
  padding: var(--space-sm) var(--space-lg);
  border: 1px solid var(--input-border);
  border-radius: var(--radius-sm);
  font-size: var(--text-sm);
  background: var(--input-bg);
  color: var(--text-color);
  min-width: 160px;
  font-weight: 500;
  transition: all 0.15s ease;
}

.filters-bar select:focus {
  outline: none;
  border-color: var(--button-bg);
  box-shadow: 0 0 0 2px rgba(107, 114, 128, 0.1);
}

/* Tasks Grid */
.tasks-grid {
  display: grid;
  gap: var(--space-lg);
}

.members-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: var(--space-lg);
  margin-bottom: var(--space-xl);
}

.task-card {
  background: var(--card-bg);
  padding: var(--space-lg);
  border-radius: var(--radius-md);
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
  border-left: 3px solid var(--input-border);
  border: 1px solid var(--card-border);
  transition: all 0.15s ease;
  position: relative;
}

[data-theme="dark"] .task-card {
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.3);
  border: 1px solid var(--card-border);
}

.task-card:hover {
  transform: none;
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.15);
  border-color: var(--input-border);
}

.task-card.priority-low {
  border-left-color: var(--status-completed);
}

.task-card.priority-medium {
  border-left-color: var(--status-in-progress);
}

.task-card.priority-high {
  border-left-color: #e67e22;
}

.task-card.priority-urgent {
  border-left-color: var(--status-not-started);
}

.task-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  margin-bottom: var(--space-lg);
}

.task-title {
  font-size: var(--text-lg);
  font-weight: 600;
  color: var(--text-color);
  margin-bottom: var(--space-sm);
}

.task-meta {
  display: flex;
  gap: var(--space-md);
  flex-wrap: wrap;
  margin-bottom: var(--space-lg);
}

.task-status {
  padding: var(--space-xs) var(--space-md);
  border-radius: var(--radius-2xl);
  font-size: var(--text-xs);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.status-todo {
  background: var(--input-border);
  color: var(--text-color);
}

.status-in_progress {
  background: var(--status-in-progress);
  color: white;
  box-shadow: 0 0 15px rgba(255, 167, 38, 0.3);
}

.status-review {
  background: var(--status-planned);
  color: white;
  box-shadow: 0 0 15px rgba(33, 150, 243, 0.3);
}

.status-done {
  background: var(--status-completed);
  color: white;
  box-shadow: 0 0 15px rgba(46, 204, 113, 0.3);
}

.status-owner {
  background: #8e44ad;
  color: white;
  box-shadow: 0 0 15px rgba(142, 68, 173, 0.3);
}

.status-admin {
  background: #e74c3c;
  color: white;
  box-shadow: 0 0 15px rgba(231, 76, 60, 0.3);
}

.status-member {
  background: var(--status-planned);
  color: white;
  box-shadow: 0 0 15px rgba(33, 150, 243, 0.3);
}

/* Member Cards */
.member-card {
  background: var(--card-bg);
  padding: var(--space-lg);
  border-radius: var(--radius-xl);
  box-shadow: 0 8px 25px rgba(0, 0, 0, 0.1);
  border: 2px solid var(--card-border);
  transition: all 0.4s ease;
  position: relative;
  overflow: hidden;
}

[data-theme="dark"] .member-card {
  box-shadow: 0 8px 25px rgba(187, 134, 252, 0.1);
  border: 2px solid rgba(187, 134, 252, 0.1);
}

.member-card:hover {
  transform: translateY(-3px);
  box-shadow: 0 12px 30px rgba(187, 134, 252, 0.15);
  border-color: var(--button-bg);
}

.member-info {
  flex: 1;
}

.member-name {
  font-size: var(--text-base);
  font-weight: 600;
  color: var(--text-color);
  margin-bottom: var(--space-xs);
}

.member-email {
  font-size: var(--text-sm);
  color: var(--text-color);
  opacity: 0.7;
  margin-bottom: var(--space-sm);
}

.member-role {
  margin-bottom: var(--space-sm);
}

.member-actions {
  display: flex;
  gap: var(--space-sm);
  justify-content: flex-end;
}

.task-priority {
  padding: var(--space-xs) var(--space-md);
  border-radius: var(--radius-2xl);
  font-size: var(--text-xs);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.priority-low {
  background: var(--status-completed);
  color: white;
}

.priority-medium {
  background: var(--status-in-progress);
  color: white;
}

.priority-high {
  background: #e67e22;
  color: white;
}

.priority-urgent {
  background: var(--status-not-started);
  color: white;
}

.task-description {
  color: var(--text-color);
  opacity: 0.8;
  margin-bottom: var(--space-lg);
  line-height: 1.6;
}

.task-footer {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: var(--text-sm);
  color: var(--text-color);
  opacity: 0.8;
}

.task-actions {
  display: flex;
  gap: var(--space-sm);
}

.btn-small {
  padding: var(--btn-padding-sm);
  font-size: var(--text-xs);
  border-radius: var(--radius-sm);
}

/* Task List (for dashboard) */
.task-list {
  background: var(--card-bg);
  border-radius: var(--radius-md);
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
  border: 1px solid var(--card-border);
  overflow: hidden;
}

[data-theme="dark"] .task-list {
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.3);
  border: 1px solid var(--card-border);
}

.task-item {
  padding: var(--space-md);
  border-bottom: 1px solid var(--card-border);
  display: flex;
  justify-content: space-between;
  align-items: center;
  transition: all 0.15s ease;
}

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

.task-item:hover {
  background: rgba(107, 114, 128, 0.05);
  transform: none;
}

.task-item-content {
  flex: 1;
}

.task-item-title {
  font-weight: 600;
  color: var(--text-color);
  margin-bottom: var(--space-sm);
  font-size: var(--text-base);
}

.task-item-project {
  color: var(--text-color);
  opacity: 0.7;
  font-size: var(--text-sm);
  font-weight: 500;
}

/* Recent Tasks Section */
.recent-tasks {
  margin-top: var(--section-padding);
}

.recent-tasks h2 {
  font-size: var(--text-xl);
  font-weight: 600;
  color: var(--text-color);
  margin-bottom: var(--space-lg);
  display: flex;
  align-items: center;
  gap: var(--space-sm);
}

.recent-tasks h2::before {
  content: '';
  width: 4px;
  height: 30px;
  background: var(--button-bg);
  border-radius: var(--radius-xs);
}

/* Modal */
.modal {
  display: none;
  position: fixed;
  z-index: 2000;
  left: 0;
  top: 0;
  width: 100%;
  height: 100%;
  background-color: rgba(0, 0, 0, 0.5);
}

.modal-content {
  background-color: var(--modal-bg);
  margin: 3% auto;
  padding: var(--space-xl);
  border-radius: var(--radius-md);
  width: 90%;
  max-width: 600px;
  position: relative;
  max-height: 90vh;
  overflow-y: auto;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
  border: 1px solid var(--card-border);
}

[data-theme="dark"] .modal-content {
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.4);
  border: 1px solid var(--card-border);
}

.close {
  position: absolute;
  right: var(--space-lg);
  top: var(--space-lg + 20px);
  font-size: var(--text-xl);
  font-weight: normal;
  cursor: pointer;
  color: var(--text-color);
  opacity: 0.7;
  transition: all 0.3s ease;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  line-height: 1;
  z-index: 1;
}

.close:hover {
  opacity: 1;
  transform: scale(1.1);
  color: var(--button-bg);
}

.modal-action-btn {
  position: absolute;
  right: calc(var(--space-lg) + 30px);
  top: var(--space-lg - 40px);
  font-size: var(--text-xl);
  font-weight: normal;
  cursor: pointer;
  color: var(--text-color);
  opacity: 0.7;
  transition: all 0.3s ease;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  line-height: 1;
  z-index: 1;
}

.modal-action-btn:hover {
  opacity: 1;
  transform: scale(1.1);
  color: var(--primary-color);
}

.modal h2 {
  margin-bottom: var(--space-xl);
  color: var(--text-color);
  font-weight: 600;
  font-size: var(--text-xl);
}

.modal .form-group {
  margin-bottom: var(--space-lg);
}

.modal .form-group label {
  display: block;
  margin-bottom: var(--space-sm);
  font-weight: 600;
  color: var(--text-color);
  font-size: var(--text-sm);
}

.modal .form-group input,
.modal .form-group select,
.modal .form-group textarea {
  width: 100%;
  padding: var(--input-padding);
  border: 1px solid var(--input-border);
  border-radius: var(--radius-sm);
  font-size: var(--text-base);
  background: var(--input-bg);
  color: var(--text-color);
  transition: all 0.15s ease;
  font-family: var(--custom-font-family);
}

.modal .form-group textarea {
  resize: vertical;
  min-height: 100px;
  font-family: var(--custom-font-family);
}

.modal .form-group input:focus,
.modal .form-group select:focus,
.modal .form-group textarea:focus {
  outline: none;
  border-color: var(--button-bg);
  box-shadow: 0 0 0 2px rgba(107, 114, 128, 0.1);
  transform: none;
}

.modal .form-actions {
  display: flex;
  gap: var(--space-md);
  justify-content: flex-end;
  margin-top: var(--space-xl);
  flex-wrap: wrap;
}

/* Toast Notifications */
.toast {
  position: fixed;
  top: var(--space-lg);
  right: var(--space-lg);
  background: var(--card-bg);
  color: var(--text-color);
  padding: var(--space-md) var(--space-lg);
  border-radius: var(--radius-sm);
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.15);
  border: 1px solid var(--card-border);
  opacity: 0;
  transform: translateX(100%);
  transition: all 0.3s ease;
  z-index: 3000;
  max-width: 400px;
}

[data-theme="dark"] .toast {
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.4);
  border: 1px solid var(--card-border);
}

.toast.show {
  opacity: 1;
  transform: translateX(0);
}

.toast.success {
  border-color: var(--status-completed);
  box-shadow: 0 2px 8px rgba(46, 204, 113, 0.2);
}

.toast.error {
  border-color: var(--status-not-started);
  box-shadow: 0 2px 8px rgba(239, 83, 80, 0.2);
}

.toast.warning {
  border-color: var(--status-in-progress);
  box-shadow: 0 2px 8px rgba(255, 167, 38, 0.2);
}

/* Loading States */
.loading {
  display: flex;
  justify-content: center;
  align-items: center;
  padding: var(--section-padding);
  color: var(--text-color);
  opacity: 0.8;
}

.loading::after {
  content: '';
  width: 24px;
  height: 24px;
  border: 3px solid var(--card-border);
  border-top: 3px solid var(--button-bg);
  border-radius: var(--radius-round);
  animation: spin 1s linear infinite;
  margin-left: var(--space-md);
}

@keyframes spin {
  0% {
    transform: rotate(0deg);
  }

  100% {
    transform: rotate(360deg);
  }
}

/* Empty States */
.empty-state {
  text-align: center;
  padding: 4rem var(--space-xl);
  color: var(--text-color);
  opacity: 0.8;
}

.empty-state i {
  font-size: 4rem;
  margin-bottom: var(--space-lg);
  color: var(--button-bg);
  opacity: 0.7;
}

.empty-state h3 {
  margin-bottom: var(--space-md);
  color: var(--text-color);
  font-weight: 600;
  font-size: var(--text-xl);
}

.empty-state p {
  font-size: var(--text-base);
  opacity: 0.8;
}

/* Responsive Design */
@media (max-width: 768px) {
  .nav-container {
    flex-direction: column;
    gap: var(--space-md);
    padding: 0 var(--space-lg);
  }

  .nav-menu {
    flex-wrap: wrap;
    justify-content: center;
  }

  .section-header {
    flex-direction: column;
    align-items: flex-start;
    gap: var(--space-lg);
  }

  .header-actions {
    flex-wrap: wrap;
    width: 100%;
  }

  .stats-grid {
    grid-template-columns: 1fr;
    gap: var(--space-lg);
  }

  .projects-grid {
    grid-template-columns: 1fr;
  }

  .filters-bar {
    flex-direction: column;
    align-items: stretch;
  }

  .filters-bar select {
    min-width: auto;
  }

  .task-header {
    flex-direction: column;
    align-items: flex-start;
  }

  .task-footer {
    flex-direction: column;
    align-items: flex-start;
    gap: 1rem;
  }

  .modal-content {
    margin: 5% auto;
    width: 95%;
    padding: var(--space-lg);
  }

  .modal .form-actions {
    flex-direction: column;
  }

  .auth-card {
    padding: var(--space-xl);
    margin: var(--space-md);
  }

  .content-section {
    padding: 0 var(--space-lg);
  }

  #mainContent {
    padding: var(--space-md) 0;
  }
}

@media (max-width: 480px) {
  .stat-card {
    flex-direction: column;
    text-align: center;
    padding: var(--space-lg);
  }

  .project-card {
    padding: var(--space-lg);
  }

  .task-card {
    padding: var(--space-lg);
  }

  .section-header h1 {
    font-size: var(--text-xl);
  }

  .nav-brand {
    font-size: var(--text-lg);
  }
}

/* Utility Classes */
.text-center {
  text-align: center;
}

.text-muted {
  color: var(--text-color);
  opacity: 0.7;
}

.mb-0 {
  margin-bottom: 0;
}

.mb-1 {
  margin-bottom: var(--space-md);
}

.mt-1 {
  margin-top: var(--space-md);
}

.hidden {
  display: none;
}

/* Focus and accessibility improvements */
*:focus {
  outline: 2px solid var(--button-bg);
  outline-offset: 2px;
}

button:focus,
.btn:focus {
  outline: 2px solid var(--button-bg);
  outline-offset: 2px;
}

/* Smooth scrolling */
html {
  scroll-behavior: smooth;
}

/* Custom Dropdown Component */
.custom-dropdown {
  position: relative;
  display: inline-block;
  min-width: 160px;
  font-family: var(--custom-font-family);
  z-index: 1000;
}

.custom-dropdown-button {
  width: 100%;
  padding: var(--space-sm) var(--space-lg);
  background: var(--input-bg);
  border: 1px solid var(--input-border);
  border-radius: var(--radius-sm);
  color: var(--text-color);
  font-size: var(--text-sm);
  font-weight: 500;
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
  transition: all 0.15s ease;
  position: relative;
}

.custom-dropdown-button:hover {
  border-color: var(--button-bg);
  box-shadow: 0 0 0 2px rgba(107, 114, 128, 0.05);
  transform: none;
}

.custom-dropdown-button:focus {
  outline: none;
  border-color: var(--button-bg);
  box-shadow: 0 0 0 2px rgba(107, 114, 128, 0.1);
}

.custom-dropdown-text {
  flex: 1;
  text-align: left;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  display: flex;
  align-items: center;
  gap: var(--space-sm);
}

.custom-dropdown-arrow {
  margin-left: var(--space-sm);
  font-size: var(--text-xs);
  transition: transform 0.3s ease;
  color: var(--button-bg);
}

.custom-dropdown.open .custom-dropdown-arrow {
  transform: rotate(180deg);
}

.custom-dropdown.open .custom-dropdown-button {
  border-color: var(--button-bg);
  border-bottom-left-radius: 0;
  border-bottom-right-radius: 0;
  box-shadow: 0 0 0 2px rgba(107, 114, 128, 0.1);
}

.custom-dropdown-menu {
  position: fixed;
  background: var(--input-bg);
  border: 1px solid var(--input-border);
  border-radius: var(--radius-sm);
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.15);
  z-index: 99999;
  max-height: 200px;
  overflow-y: auto;
  display: none;
  min-width: 160px;
}

[data-theme="dark"] .custom-dropdown-menu {
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.4);
  border-color: var(--input-border);
}

.custom-dropdown-menu.show {
  display: block;
  animation: dropdownFadeIn 0.2s ease-out;
}

@keyframes dropdownFadeIn {
  0% {
    opacity: 0;
    transform: translateY(-5px);
  }

  100% {
    opacity: 1;
    transform: translateY(0);
  }
}

.custom-dropdown-item {
  padding: var(--space-sm) var(--space-md);
  cursor: pointer;
  transition: all 0.15s ease;
  color: var(--text-color);
  font-size: var(--text-sm);
  font-weight: 500;
  border-bottom: 1px solid var(--card-border);
  position: relative;
  display: block;
  width: 100%;
  background: var(--input-bg);
}

.custom-dropdown-item:last-child {
  border-bottom: none;
}

.custom-dropdown-item:hover {
  background: rgba(107, 114, 128, 0.08);
  color: var(--button-bg);
  transform: none;
}

.custom-dropdown-item.selected {
  background: var(--button-bg);
  color: var(--button-text);
  font-weight: 600;
}

/* Only show checkmark for non-multiselect items */
.custom-dropdown-item.selected:not(.checkbox-item)::after {
  content: '✓';
  position: absolute;
  right: var(--space-lg);
  top: 50%;
  transform: translateY(-50%);
  font-weight: bold;
}

/* Status and Priority specific styling */
.custom-dropdown-item[data-value="todo"] {
  border-left: 4px solid var(--input-border);
}

.custom-dropdown-item[data-value="in_progress"] {
  border-left: 4px solid var(--status-in-progress);
}

.custom-dropdown-item[data-value="review"] {
  border-left: 4px solid var(--status-planned);
}

.custom-dropdown-item[data-value="done"] {
  border-left: 4px solid var(--status-completed);
}

.custom-dropdown-item[data-value="low"] {
  border-left: 4px solid var(--status-completed);
}

.custom-dropdown-item[data-value="medium"] {
  border-left: 4px solid var(--status-in-progress);
}

.custom-dropdown-item[data-value="high"] {
  border-left: 4px solid #e67e22;
}

.custom-dropdown-item[data-value="urgent"] {
  border-left: 4px solid var(--status-not-started);
}

/* Custom dropdown in filters bar */
.filters-bar .custom-dropdown {
  min-width: 160px;
}

/* Custom dropdown in modals */
.modal .form-group .custom-dropdown {
  width: 100%;
  min-width: auto;
}

.modal .form-group .custom-dropdown-button {
  padding: 12px 16px;
  font-size: 16px;
}

/* Multi-select dropdown styles */
.custom-dropdown-item.select-all-item {
  font-weight: 600;
  border-bottom: 1px solid var(--card-border);
  margin-bottom: var(--space-xs);
  padding-bottom: var(--space-sm);
}

.custom-dropdown-separator {
  height: 1px;
  background: var(--card-border);
  margin: var(--space-xs) 0;
}

.custom-dropdown-item input[type="checkbox"] {
  margin-right: var(--space-sm);
  margin-left: 0;
  width: 18px;
  height: 18px;
  cursor: pointer;
  appearance: none;
  -webkit-appearance: none;
  -moz-appearance: none;
  border: 2px solid var(--input-border);
  border-radius: 4px;
  background: var(--input-bg);
  position: relative;
  transition: all 0.2s ease;
  flex-shrink: 0;
}

.custom-dropdown-item input[type="checkbox"]:hover {
  border-color: var(--button-bg);
  transform: scale(1.05);
}

.custom-dropdown-item input[type="checkbox"]:checked {
  background: var(--button-bg);
  border-color: var(--button-bg);
}

.custom-dropdown-item input[type="checkbox"]:checked::after {
  content: '✓';
  position: absolute;
  color: var(--button-text);
  font-size: 13px;
  font-weight: bold;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
}

.custom-dropdown-item input[type="checkbox"]:indeterminate {
  background: var(--button-bg);
  border-color: var(--button-bg);
}

.custom-dropdown-item input[type="checkbox"]:indeterminate::after {
  content: '−';
  position: absolute;
  color: var(--button-text);
  font-size: 16px;
  font-weight: bold;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
}

.custom-dropdown-item .item-text {
  flex: 1;
  user-select: none;
}

.custom-dropdown-item:has(input[type="checkbox"]) {
  display: flex;
  align-items: center;
  padding: var(--space-sm) var(--space-md);
  cursor: pointer;
}

.custom-dropdown-item:has(input[type="checkbox"]):hover {
  background: var(--card-border);
}

.custom-dropdown-item.selected:has(input[type="checkbox"]) {
  background: var(--button-bg);
  color: var(--button-text);
}

/* Checkbox indeterminate state for "Select All" */
.select-all-checkbox:indeterminate {
  opacity: 0.7;
}

/* Multi-select in kanban filters */
.kanban-filters .custom-dropdown {
  min-width: 200px;
}

.kanban-filters .custom-dropdown-menu {
  max-height: 300px;
  overflow-y: auto;
}

/* Fallback styles for browsers without :has() support */
.custom-dropdown-item.checkbox-item {
  display: flex;
  align-items: center;
  padding: var(--space-sm) var(--space-md);
  cursor: pointer;
}

.custom-dropdown-item.checkbox-item:hover {
  background: var(--card-border);
}

.custom-dropdown-item.checkbox-item.selected {
  background: var(--button-bg);
  color: var(--button-text);
}

/* Dropdown user avatar styling */
.dropdown-user-avatar {
  display: inline-flex;
  align-items: center;
  margin-right: var(--space-sm);
}

.custom-dropdown-item .dropdown-user-avatar {
  flex-shrink: 0;
}

.custom-dropdown-item:has(.dropdown-user-avatar) {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
}

/* Checkbox items with avatars */
.custom-dropdown-item.checkbox-item:has(.dropdown-user-avatar) {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  padding: var(--space-sm) var(--space-md);
}

.custom-dropdown-item.checkbox-item .dropdown-user-avatar {
  margin-right: 0;
}

.custom-dropdown-item .item-text {
  flex: 1;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

/* Custom scrollbar */
::-webkit-scrollbar {
  width: 6px;
}

::-webkit-scrollbar-track {
  background: var(--bg-color);
}

::-webkit-scrollbar-thumb {
  background: var(--input-border);
  border-radius: 3px;
}

::-webkit-scrollbar-thumb:hover {
  background: var(--button-bg);
}

/* Selection colors */
::selection {
  background: var(--button-bg);
  color: var(--button-text);
}

/* ========================================
   KANBAN BOARD STYLES
   ======================================== */

/* Kanban filters section */
.kanban-filters {
  background: var(--card-bg);
  border: 1px solid var(--card-border);
  border-radius: var(--radius-sm);
  padding: var(--space-md);
  margin-bottom: var(--space-lg);
}

.filters-row {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-lg);
  align-items: end;
}

.filter-group {
  display: flex;
  flex-direction: column;
  gap: var(--space-xs);
  min-width: 160px;
}

.filter-group label {
  font-weight: 600;
  color: var(--text-color);
  font-size: var(--text-sm);
}

.filter-group input[type="text"] {
  padding: var(--space-sm) var(--space-lg);
  border: 1px solid var(--input-border);
  border-radius: var(--radius-sm);
  font-size: var(--text-sm);
  background: var(--input-bg);
  color: var(--text-color);
  min-width: 200px;
  font-weight: 500;
  transition: all 0.15s ease;
}

.filter-group input[type="text"]:focus {
  outline: none;
  border-color: var(--button-bg);
  box-shadow: 0 0 0 2px rgba(52, 152, 219, 0.15);
}

.filter-group input[type="text"]::placeholder {
  color: var(--text-color);
  opacity: 0.5;
}

.filter-actions {
  display: flex;
  gap: var(--space-sm);
  margin-left: auto;
}

.multi-select {
  min-height: 120px;
}

/* Removed .filter-help as we now use custom dropdowns */

/* Board statistics */
.board-stats {
  display: flex;
  gap: var(--space-lg);
  margin-bottom: var(--space-lg);
  padding: var(--space-md);
  background: var(--card-bg);
  border: 1px solid var(--card-border);
  border-radius: var(--radius-sm);
}

.stat-item {
  display: flex;
  flex-direction: column;
  gap: var(--space-xs);
}

.stat-label {
  font-size: var(--text-xs);
  color: var(--text-color);
  opacity: 0.7;
  text-transform: uppercase;
  font-weight: 600;
}

.stat-value {
  font-size: var(--text-lg);
  font-weight: 600;
  color: var(--button-bg);
}

/* Kanban container */
.kanban-container {
  display: flex;
  gap: var(--space-lg);
  overflow-x: auto;
  padding: var(--space-sm) 0;
  min-height: 500px;
}

/* Kanban columns */
.kanban-column {
  flex: 1;
  min-width: 280px;
  background: var(--card-bg);
  border: 1px solid var(--card-border);
  border-radius: var(--radius-sm);
  display: flex;
  flex-direction: column;
  height: fit-content;
  max-height: 80vh;
}

.column-header {
  padding: var(--space-md);
  border-bottom: 1px solid var(--card-border);
  display: flex;
  justify-content: space-between;
  align-items: center;
  background: var(--header-bg);
  color: var(--header-text);
  border-radius: var(--radius-sm) var(--radius-sm) 0 0;
}

.column-title {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  font-weight: 600;
  font-size: var(--text-base);
}

.column-count {
  background: rgba(255, 255, 255, 0.2);
  color: var(--header-text);
  padding: var(--space-xs) var(--space-sm);
  border-radius: var(--radius-lg);
  font-size: var(--text-xs);
  font-weight: 600;
  min-width: 24px;
  text-align: center;
}

.column-tasks {
  padding: var(--space-md);
  gap: var(--space-sm);
  display: flex;
  flex-direction: column;
  overflow-y: auto;
  flex: 1;
  min-height: 200px;
  max-height: calc(100vh - 400px);
}

.column-tasks.drag-over {
  background: var(--button-bg);
  opacity: 0.1;
}

/* Task cards */
.task-card {
  background: var(--input-bg);
  border: 1px solid var(--input-border);
  border-radius: var(--radius-sm);
  padding: var(--space-md);
  cursor: pointer;
  transition: all 0.15s ease;
  user-select: none;
  border-left: 3px solid var(--card-border);
}

.task-card:hover {
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
  transform: none;
}

.task-card.dragging {
  opacity: 0.5;
  transform: rotate(5deg);
}

.task-card.priority-low {
  border-left-color: #95a5a6;
}

.task-card.priority-medium {
  border-left-color: var(--status-in-progress);
}

.task-card.priority-high {
  border-left-color: #e67e22;
}

.task-card.priority-urgent {
  border-left-color: var(--status-not-started);
}

.task-card-header {
  margin-bottom: var(--space-sm);
}

.task-card .task-title {
  font-weight: 600;
  font-size: var(--text-sm);
  margin-bottom: var(--space-xs);
  line-height: 1.4;
}

.task-card .task-project {
  font-size: var(--text-xs);
  color: var(--text-color);
  opacity: 0.7;
  display: flex;
  align-items: center;
  gap: var(--space-xs);
}

.task-card .task-description {
  font-size: var(--text-xs);
  color: var(--text-color);
  opacity: 0.8;
  line-height: 1.3;
  margin-bottom: var(--space-sm);
}

.task-meta {
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
  font-size: var(--text-xs);
}

.task-badges {
  display: flex;
  gap: var(--space-xs);
  flex-wrap: wrap;
}

.task-card .task-status,
.task-card .task-priority {
  padding: 2px var(--space-xs);
  border-radius: var(--radius-xs);
  font-size: var(--text-xs);
  font-weight: 600;
  text-transform: uppercase;
}

.task-assignee {
  display: flex;
  align-items: center;
  gap: var(--space-xs);
  color: var(--text-color);
  opacity: 0.8;
}

.task-assignee.unassigned {
  opacity: 0.5;
  font-style: italic;
}

.task-due-date {
  display: flex;
  align-items: center;
  gap: var(--space-xs);
  color: var(--text-color);
  opacity: 0.8;
}

.task-due-date.overdue {
  color: var(--status-not-started);
  font-weight: 600;
}

/* Task details modal */
.modal-large {
  max-width: var(--container-md);
}

.task-details {
  padding: var(--space-lg);
}

.task-details-header {
  margin-bottom: var(--space-lg);
  padding-bottom: var(--space-lg);
  border-bottom: 1px solid var(--card-border);
}

.task-details-header h2 {
  margin-bottom: var(--space-sm);
  display: flex;
  align-items: center;
  gap: var(--space-sm);
}

.task-project-info {
  color: var(--text-color);
  opacity: 0.7;
  font-size: var(--text-sm);
  display: flex;
  align-items: center;
  gap: var(--space-xs);
}

.task-details-section {
  margin-bottom: var(--space-lg);
}

.task-details-section h3 {
  margin-bottom: var(--space-sm);
  font-size: var(--text-base);
  color: var(--text-color);
}

.task-details-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-lg);
}

.detail-item {
  display: flex;
  flex-direction: column;
  gap: var(--space-xs);
}

.detail-item label {
  font-weight: 600;
  font-size: var(--text-xs);
  color: var(--text-color);
  opacity: 0.7;
  text-transform: uppercase;
}

.detail-item span {
  font-size: var(--text-sm);
}

.detail-item .overdue {
  color: var(--status-not-started);
  font-weight: 600;
}

.task-details-actions {
  display: flex;
  gap: var(--space-sm);
  justify-content: flex-end;
  margin-top: var(--space-lg);
  padding-top: var(--space-lg);
  border-top: 1px solid var(--card-border);
}

/* Loading state */
.loading-state {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 60px var(--space-lg);
  gap: var(--space-lg);
}

.spinner {
  width: 40px;
  height: 40px;
  border: 4px solid var(--card-border);
  border-top: 4px solid var(--button-bg);
  border-radius: var(--radius-round);
  animation: spin 1s linear infinite;
}

@keyframes spin {
  0% {
    transform: rotate(0deg);
  }

  100% {
    transform: rotate(360deg);
  }
}

/* View controls */
.view-controls {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
}

.view-controls label {
  font-weight: 600;
  color: var(--text-color);
}

/* Responsive design */
@media (max-width: 1200px) {
  .kanban-container {
    gap: var(--space-lg);
  }

  .kanban-column {
    min-width: 280px;
    max-width: 280px;
  }

  .task-card--kanban {
    min-height: 130px;
  }
}

@media (max-width: 768px) {
  .filters-row {
    flex-direction: column;
    align-items: stretch;
  }

  .filter-actions {
    margin-left: 0;
    justify-content: stretch;
  }

  .filter-actions .btn {
    flex: 1;
  }

  .board-stats {
    flex-direction: column;
    gap: var(--space-sm);
  }

  .stat-item {
    flex-direction: row;
    justify-content: space-between;
    align-items: center;
  }

  .kanban-container {
    gap: var(--space-sm);
  }

  .kanban-column {
    min-width: 250px;
    max-width: 250px;
  }

  .task-card--kanban {
    min-height: 120px;
  }

  .column-tasks {
    max-height: calc(100vh - 300px);
  }

  .task-details-grid {
    grid-template-columns: 1fr;
  }

  .task-details-actions {
    flex-direction: column;
  }
}

/* ===========================================
   UNIFIED TASK COMPONENT STYLES
   =========================================== */

/* Task Form Styles */
.task-form {
  max-width: 100%;
}

.task-form .form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-lg);
}

.task-form .form-group {
  margin-bottom: var(--space-lg);
}

.task-form .form-actions {
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
  justify-content: center;
  margin-top: var(--space-xl);
  padding-top: var(--space-lg);
  border-top: 1px solid var(--card-border);
}

.btn-form-action {
  width: 100%;
  min-height: 48px;
  font-size: var(--text-base);
  font-weight: 600;
  justify-content: center;
  align-items: center;
  display: flex;
  gap: var(--space-sm);
}

/* Unified Task Card Base Styles */
.task-card {
  background: var(--card-bg);
  border: 2px solid var(--card-border);
  border-radius: var(--radius-xl);
  transition: all 0.3s ease;
  position: relative;
  overflow: hidden;
  cursor: pointer;
}

.task-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: linear-gradient(45deg, transparent, rgba(187, 134, 252, 0.03), transparent);
  opacity: 0;
  transition: opacity 0.3s ease;
}

.task-card:hover::before {
  opacity: 1;
}

[data-theme="dark"] .task-card {
  background: var(--card-bg);
  border-color: rgba(187, 134, 252, 0.1);
  box-shadow: 0 8px 25px rgba(187, 134, 252, 0.05);
}

.task-card:hover {
  transform: translateY(-3px);
  box-shadow: 0 12px 30px rgba(187, 134, 252, 0.15);
  border-color: var(--button-bg);
}

[data-theme="dark"] .task-card:hover {
  box-shadow: 0 12px 30px rgba(187, 134, 252, 0.2);
}

/* Priority Color Indicators */
.task-card.priority-low {
  border-left: 5px solid var(--status-completed);
}

.task-card.priority-medium {
  border-left: 5px solid var(--status-in-progress);
}

.task-card.priority-high {
  border-left: 5px solid #e67e22;
}

.task-card.priority-urgent {
  border-left: 5px solid var(--status-not-started);
}

/* Kanban Card Variant */
.task-card--kanban {
  padding: var(--space-lg);
  min-height: 140px;
  flex-shrink: 0;
}

.task-card--kanban.dragging {
  opacity: 0.5;
  transform: rotate(3deg) scale(0.95);
}

.task-card--kanban .task-card__header {
  margin-bottom: var(--space-sm);
}

.task-card--kanban .task-card__title {
  font-weight: 600;
  font-size: var(--text-sm);
  line-height: 1.4;
  margin-bottom: var(--space-xs);
  color: var(--text-color);
}

.task-card--kanban .task-card__project {
  font-size: var(--text-xs);
  color: var(--text-color);
  opacity: 0.7;
  display: flex;
  align-items: center;
  gap: var(--space-xs);
}

.task-card--kanban .task-card__description {
  font-size: var(--text-xs);
  color: var(--text-color);
  opacity: 0.8;
  line-height: 1.3;
  margin-bottom: var(--space-sm);
}

.task-card--kanban .task-card__meta {
  display: flex;
  flex-direction: column;
  gap: var(--space-xs);
  font-size: var(--text-xs);
}

.task-card--kanban .task-card__badges {
  display: flex;
  gap: var(--space-xs);
  flex-wrap: wrap;
  margin-bottom: var(--space-xs);
}

.task-card--kanban .task-card__assignee {
  display: flex;
  align-items: center;
  gap: var(--space-xs);
  color: var(--text-color);
  opacity: 0.8;
  margin-bottom: var(--space-xs);
}

.task-card--kanban .task-card__assignee--unassigned {
  opacity: 0.5;
  font-style: italic;
}

.task-card--kanban .task-card__due-date {
  display: flex;
  align-items: center;
  gap: var(--space-xs);
  color: var(--text-color);
  opacity: 0.8;
}

.task-card--kanban .task-card__due-date--overdue {
  color: var(--status-not-started);
  font-weight: 600;
  opacity: 1;
}

/* List Card Variant */
.task-card--list {
  padding: var(--space-xl);
  margin-bottom: var(--space-lg);
  border-radius: var(--radius-lg);
}

.task-card--list .task-card__header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  margin-bottom: var(--space-lg);
}

.task-card--list .task-card__main {
  flex: 1;
}

.task-card--list .task-card__title {
  font-size: var(--text-lg);
  font-weight: 600;
  color: var(--text-color);
  margin-bottom: var(--space-sm);
  line-height: 1.3;
}

.task-card--list .task-card__meta-inline {
  display: flex;
  gap: var(--space-md);
  flex-wrap: wrap;
  align-items: center;
}

.task-card--list .task-card__assignee-inline {
  color: var(--text-color);
  opacity: 0.7;
  font-size: var(--text-sm);
}

.task-card--list .task-card__actions {
  display: flex;
  gap: var(--space-sm);
  align-items: flex-start;
}

.task-card--list .task-card__description {
  color: var(--text-color);
  opacity: 0.8;
  margin-bottom: var(--space-lg);
  line-height: 1.6;
  font-size: var(--text-sm);
}

.task-card--list .task-card__footer {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: var(--text-sm);
  color: var(--text-color);
  opacity: 0.7;
  border-top: 1px solid var(--card-border);
  padding-top: var(--space-lg);
  margin-top: var(--space-lg);
}

.task-card--list .task-card__footer-info {
  display: flex;
  flex-direction: column;
  gap: var(--space-xs);
}

.task-card--list .task-card__created-by,
.task-card--list .task-card__due-date {
  font-size: var(--text-sm);
}

.task-card--list .task-card__due-date--overdue {
  color: var(--status-not-started);
  font-weight: 600;
}

.task-card--list .task-card__created-at {
  font-size: var(--text-sm);
}

/* Preview Card Variant */
.task-card--preview {
  padding: var(--space-md);
  border-radius: var(--radius-md);
  margin-bottom: var(--space-sm);
  min-height: auto;
}

.task-card--preview .task-card__title--preview {
  font-weight: 600;
  font-size: var(--text-sm);
  color: var(--text-color);
  margin-bottom: var(--space-xs);
  line-height: 1.3;
}

.task-card--preview .task-card__meta--preview {
  display: flex;
  gap: var(--space-xs);
  align-items: center;
}

/* Task Status and Priority Badges */
.task-status,
.task-priority {
  padding: 2px var(--space-xs);
  border-radius: var(--radius-xs);
  font-size: var(--text-xs);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

/* Status Colors */
.task-status.status-todo {
  background-color: rgba(33, 150, 243, 0.1);
  color: var(--status-planned);
  border: 1px solid rgba(33, 150, 243, 0.2);
}

.task-status.status-in_progress {
  background-color: rgba(243, 156, 18, 0.1);
  color: var(--status-in-progress);
  border: 1px solid rgba(243, 156, 18, 0.2);
}

.task-status.status-review {
  background-color: rgba(155, 89, 182, 0.1);
  color: var(--status-skipped);
  border: 1px solid rgba(155, 89, 182, 0.2);
}

.task-status.status-done {
  background-color: rgba(46, 204, 113, 0.1);
  color: var(--status-completed);
  border: 1px solid rgba(46, 204, 113, 0.2);
}

/* Priority Colors */
.task-priority.priority-low {
  background-color: rgba(149, 165, 166, 0.1);
  color: #95a5a6;
  border: 1px solid rgba(149, 165, 166, 0.2);
}

.task-priority.priority-medium {
  background-color: rgba(243, 156, 18, 0.1);
  color: var(--status-in-progress);
  border: 1px solid rgba(243, 156, 18, 0.2);
}

.task-priority.priority-high {
  background-color: rgba(230, 126, 34, 0.1);
  color: #e67e22;
  border: 1px solid rgba(230, 126, 34, 0.2);
}

.task-priority.priority-urgent {
  background-color: rgba(231, 76, 60, 0.1);
  color: var(--status-not-started);
  border: 1px solid rgba(231, 76, 60, 0.2);
}

/* Task Detail Modal Styles */
.task-details {
  padding: var(--space-xl);
}

.task-details__header {
  margin-bottom: var(--space-xl);
  padding-bottom: var(--space-lg);
  border-bottom: 2px solid var(--card-border);
}

.task-details__header h2 {
  margin-bottom: var(--space-sm);
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  color: var(--text-color);
  font-size: var(--text-xl);
}

.task-details__project {
  color: var(--text-color);
  opacity: 0.7;
  font-size: var(--text-sm);
  display: flex;
  align-items: center;
  gap: var(--space-xs);
}

.task-details__section {
  margin-bottom: var(--space-xl);
}

.task-details__section h3 {
  margin-bottom: var(--space-md);
  font-size: var(--text-lg);
  color: var(--text-color);
  font-weight: 600;
}

.task-details__grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-lg);
}

.task-details__item {
  display: flex;
  flex-direction: column;
  gap: var(--space-xs);
}

.task-details__item label {
  font-weight: 600;
  color: var(--text-color);
  opacity: 0.8;
  font-size: var(--text-sm);
}

.task-details__item span {
  color: var(--text-color);
  font-size: var(--text-sm);
}

.task-details__actions {
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
  justify-content: center;
  align-items: stretch;
  margin-top: var(--space-xl);
  padding-top: var(--space-lg);
  border-top: 2px solid var(--card-border);
}

.task-details__actions .btn {
  width: 100%;
  min-height: 48px;
  font-size: var(--text-base);
  font-weight: 600;
  justify-content: center;
  align-items: center;
  display: flex;
  gap: var(--space-sm);
}

/* Responsive adjustments for task components */
@media (max-width: 768px) {
  .task-form .form-row {
    grid-template-columns: 1fr;
  }

  .task-form .form-actions {
    flex-direction: column;
  }

  .task-card--list .task-card__header {
    flex-direction: column;
    align-items: flex-start;
    gap: var(--space-sm);
  }

  .task-card--list .task-card__actions {
    width: 100%;
    justify-content: flex-end;
  }

  .task-card--list .task-card__footer {
    flex-direction: column;
    align-items: flex-start;
    gap: var(--space-sm);
  }

  .task-card--list .task-card__meta-inline {
    flex-direction: column;
    align-items: flex-start;
    gap: var(--space-xs);
  }

  .task-details__grid {
    grid-template-columns: 1fr;
  }
}

/* Settings Page Styles */
.access-denied {
  display: flex;
  justify-content: center;
  align-items: center;
  min-height: 50vh;
  padding: var(--space-2xl);
}

.access-denied-content {
  text-align: center;
  padding: var(--space-2xl);
  background: var(--card-bg);
  border-radius: var(--radius-lg);
  border: 1px solid var(--card-border);
  box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
  max-width: 500px;
}

.access-denied-content i {
  font-size: 4rem;
  color: var(--status-not-started);
  margin-bottom: var(--space-lg);
}

.access-denied-content h2 {
  font-size: var(--text-2xl);
  margin-bottom: var(--space-md);
  color: var(--text-color);
}

.access-denied-content p {
  color: var(--text-color);
  margin-bottom: var(--space-xl);
  opacity: 0.8;
}

.settings-content {
  padding: var(--space-lg);
}

.settings-section {
  background: var(--card-bg);
  border-radius: var(--radius-lg);
  border: 1px solid var(--card-border);
  padding: var(--space-xl);
  margin-bottom: var(--space-xl);
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

.settings-section h2 {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  font-size: var(--text-xl);
  color: var(--text-color);
  margin-bottom: var(--space-xl);
  padding-bottom: var(--space-md);
  border-bottom: 2px solid var(--card-border);
}

.setting-item {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: var(--space-lg);
  border-radius: var(--radius-md);
  border: 1px solid var(--card-border);
  background: var(--bg-color);
  margin-bottom: var(--space-md);
}

.setting-item:last-child {
  margin-bottom: 0;
}

.setting-info h3 {
  font-size: var(--text-lg);
  color: var(--text-color);
  margin-bottom: var(--space-xs);
}

.setting-info p {
  color: var(--text-color);
  opacity: 0.7;
  font-size: var(--text-sm);
}

.setting-control {
  display: flex;
  align-items: center;
  gap: var(--space-md);
}

.setting-control-column {
  flex-direction: column;
  align-items: flex-start;
  gap: var(--space-sm);
}

.setting-hint {
  font-size: var(--text-sm);
  color: var(--text-muted);
}

.setting-item-full {
  flex-direction: column;
  align-items: flex-start;
}

.setting-item-full .setting-info {
  margin-bottom: var(--space-lg);
  width: 100%;
}

.setting-actions {
  display: flex;
  align-items: center;
  gap: var(--space-md);
  margin-top: var(--space-lg);
  flex-wrap: wrap;
}

.toggle-switch {
  position: relative;
  display: inline-block;
  width: 60px;
  height: 34px;
}

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

.slider {
  position: absolute;
  cursor: pointer;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-color: #ccc;
  -webkit-transition: .4s;
  transition: .4s;
  border-radius: 34px;
}

.slider:before {
  position: absolute;
  content: "";
  height: 26px;
  width: 26px;
  left: 4px;
  bottom: 4px;
  background-color: white;
  -webkit-transition: .4s;
  transition: .4s;
  border-radius: 50%;
}

input:checked+.slider {
  background-color: var(--button-bg);
}

input:focus+.slider {
  box-shadow: 0 0 1px var(--button-bg);
}

input:checked+.slider:before {
  -webkit-transform: translateX(26px);
  -ms-transform: translateX(26px);
  transform: translateX(26px);
}

.setting-status {
  font-size: var(--text-sm);
  font-weight: 600;
  padding: var(--space-xs) var(--space-sm);
  border-radius: var(--radius-sm);
  min-width: 80px;
  text-align: center;
}

.setting-status.enabled {
  background-color: rgba(46, 204, 113, 0.1);
  color: var(--status-completed);
}

.setting-status.disabled {
  background-color: rgba(231, 76, 60, 0.1);
  color: var(--status-not-started);
}

.setting-status.updating {
  background-color: rgba(243, 156, 18, 0.1);
  color: var(--status-in-progress);
}

.info-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: var(--space-lg);
}

.info-item {
  display: flex;
  align-items: center;
  gap: var(--space-md);
  padding: var(--space-lg);
  border-radius: var(--radius-md);
  border: 1px solid var(--card-border);
  background: var(--bg-color);
}

.info-icon {
  width: 48px;
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--button-bg);
  color: white;
  border-radius: var(--radius-md);
  font-size: var(--text-xl);
}

.info-content h4 {
  font-size: var(--text-base);
  color: var(--text-color);
  margin-bottom: var(--space-xs);
}

.info-content span {
  font-size: var(--text-lg);
  font-weight: 600;
  color: var(--button-bg);
}

/* Data Management Styles */
.data-management-card {
  background: var(--card-bg);
  border: 1px solid var(--card-border);
  border-radius: var(--radius-lg);
  padding: var(--space-lg);
  margin-bottom: var(--space-lg);
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.08);
  transition: box-shadow 0.2s ease;
}

.data-management-card:hover {
  box-shadow: 0 4px 8px rgba(0, 0, 0, 0.12);
}

.data-management-card.full-backup {
  border-color: #f39c12;
  background: linear-gradient(135deg, rgba(243, 156, 18, 0.05) 0%, var(--card-bg) 100%);
}

.card-header h3 {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  font-size: var(--text-lg);
  color: var(--text-color);
  margin-bottom: var(--space-sm);
  font-weight: 600;
}

.card-header p {
  color: var(--text-muted);
  font-size: var(--text-sm);
  margin-bottom: var(--space-lg);
  line-height: 1.4;
}

.card-actions {
  display: flex;
  gap: var(--space-md);
  align-items: center;
  flex-wrap: wrap;
}

.file-input-wrapper {
  position: relative;
  display: inline-block;
}

.backup-warning {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  margin-top: var(--space-md);
  padding: var(--space-md);
  background: rgba(243, 156, 18, 0.1);
  border: 1px solid rgba(243, 156, 18, 0.3);
  border-radius: var(--radius-md);
  font-size: var(--text-xs);
  color: #d68910;
}

.backup-warning i {
  color: #f39c12;
}

/* Button variants for data management */
.btn.btn-warning {
  background-color: #f39c12;
  border-color: #f39c12;
  color: white;
}

.btn.btn-warning:hover {
  background-color: #e67e22;
  border-color: #e67e22;
}

.btn.btn-danger {
  background-color: #e74c3c;
  border-color: #e74c3c;
  color: white;
}

.btn.btn-danger:hover {
  background-color: #c0392b;
  border-color: #c0392b;
}

/* File Upload Settings Styles */
.file-types-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
  gap: var(--space-md);
  width: 100%;
}

.file-type-checkbox {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  padding: var(--space-sm) var(--space-md);
  background: var(--card-bg);
  border: 1px solid var(--card-border);
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: all 0.15s ease;
  user-select: none;
}

.file-type-checkbox:hover {
  border-color: var(--button-bg);
  background: rgba(52, 152, 219, 0.03);
}

.file-type-checkbox input[type="checkbox"] {
  width: 18px;
  height: 18px;
  cursor: pointer;
  accent-color: var(--button-bg);
  flex-shrink: 0;
  margin: 0;
}

.file-type-checkbox span {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  font-size: var(--text-sm);
  color: var(--text-color);
  font-weight: 500;
}

.file-type-checkbox span i {
  font-size: var(--text-sm);
  width: 16px;
  text-align: center;
  opacity: 0.7;
}

/* Admin Management Styles */
.admin-add-control {
  display: flex;
  gap: var(--space-md);
  width: 100%;
  margin-top: var(--space-md);
}

.admins-list {
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
  width: 100%;
  margin-top: var(--space-md);
}

.admin-item {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: var(--space-md);
  background: var(--card-bg);
  border: 1px solid var(--card-border);
  border-radius: var(--radius-sm);
  transition: all 0.15s ease;
}

.admin-item:hover {
  border-color: rgba(52, 152, 219, 0.3);
  background: rgba(52, 152, 219, 0.03);
}

.admin-info {
  display: flex;
  align-items: center;
  gap: var(--space-md);
  flex: 1;
}

.admin-info i {
  color: var(--button-bg);
  font-size: var(--text-lg);
  width: 24px;
  text-align: center;
}

.admin-email {
  font-size: var(--text-base);
  font-weight: 500;
  color: var(--text-color);
}

.admin-badge {
  display: inline-flex;
  align-items: center;
  padding: 0.25rem 0.5rem;
  background: rgba(52, 152, 219, 0.15);
  color: var(--button-bg);
  border-radius: var(--radius-xs);
  font-size: var(--text-xs);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  margin-left: 0.5rem;
}

/* User Management Styles */
.user-filter-controls {
  display: flex;
  gap: 1rem;
  margin-bottom: 1rem;
  flex-wrap: wrap;
}

.user-filter-controls input,
.user-filter-controls select {
  padding: 0.75rem;
  border: 1px solid var(--input-border);
  border-radius: var(--radius-sm);
  background: var(--input-bg);
  color: var(--text-color);
  font-size: var(--text-sm);
}

.user-filter-controls input {
  flex: 1;
  min-width: 250px;
}

.users-table {
  width: 100%;
  border-collapse: collapse;
  background: var(--card-bg);
  border-radius: var(--radius-sm);
  overflow: hidden;
}

.users-table thead {
  background: var(--bg-secondary);
  border-bottom: 2px solid var(--border-color);
}

.users-table th {
  padding: 0.75rem;
  text-align: left;
  font-weight: 600;
  color: var(--text-color);
  font-size: var(--text-sm);
}

.users-table th:last-child {
  text-align: right;
}

.users-table tbody tr {
  border-bottom: 1px solid var(--border-color);
  transition: background-color 0.15s ease;
}

.users-table tbody tr:hover {
  background: rgba(52, 152, 219, 0.03);
}

.users-table td {
  padding: 0.75rem;
  font-size: var(--text-sm);
  color: var(--text-color);
}

.users-table td:last-child {
  text-align: right;
}

.user-status-badge {
  display: inline-flex;
  align-items: center;
  font-weight: 500;
}

.user-status-badge i {
  font-size: 0.5rem;
  margin-right: 0.25rem;
}

.user-actions {
  display: inline-flex;
  gap: 0.5rem;
}

.btn-sm {
  padding: 0.5rem 1rem;
  font-size: var(--text-sm);
}

.loading-message,
.info-message,
.error-message {
  padding: var(--space-lg);
  text-align: center;
  color: var(--text-muted);
  font-size: var(--text-sm);
}

.error-message {
  color: var(--danger-color, #e74c3c);
}

/* Collapsible Section Styles */
.collapsible-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  cursor: pointer;
  padding: var(--space-md) var(--space-lg);
  background: var(--bg-secondary);
  border-radius: var(--radius-sm);
  transition: background-color 0.2s ease, box-shadow 0.2s ease;
  user-select: none;
}

.collapsible-header:hover {
  background: var(--bg-tertiary);
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
}

.collapsible-header:active {
  transform: scale(0.99);
}

.collapsible-header i {
  transition: transform 0.3s ease, color 0.2s ease;
}

.collapsible-header:hover i {
  color: var(--primary-color);
}

.collapsible-content {
  overflow: hidden;
  transition: max-height 0.3s ease-out, opacity 0.3s ease-out;
}

.file-type-checkbox:has(input[type="checkbox"]:checked) {
  border-color: var(--button-bg);
  background: rgba(52, 152, 219, 0.08);
}

.file-type-checkbox:has(input[type="checkbox"]:checked) span {
  color: var(--button-bg);
}

.file-type-checkbox:has(input[type="checkbox"]:checked) span i {
  opacity: 1;
}

/* File size input styling */
.setting-control input[type="number"] {
  width: 150px;
  padding: var(--space-sm) var(--space-md);
  border: 1px solid var(--input-border);
  border-radius: var(--radius-sm);
  background: var(--input-bg);
  color: var(--text-color);
  font-size: var(--text-sm);
  font-family: var(--custom-font-family);
  transition: border-color 0.2s ease;
}

.setting-control input[type="number"]:focus {
  outline: none;
  border-color: var(--button-bg);
  box-shadow: 0 0 0 3px rgba(52, 152, 219, 0.1);
}

.setting-control input[type="number"]::-webkit-inner-spin-button,
.setting-control input[type="number"]::-webkit-outer-spin-button {
  opacity: 1;
  height: 30px;
}

/* Loading state for buttons */
.btn:disabled {
  opacity: 0.6;
  cursor: not-allowed;
  pointer-events: none;
}

.fa-spin {
  animation: spin 1s linear infinite;
}

@keyframes spin {
  0% {
    transform: rotate(0deg);
  }

  100% {
    transform: rotate(360deg);
  }
}

/* Responsive design for settings */
@media (max-width: 768px) {
  .setting-item {
    flex-direction: column;
    align-items: flex-start;
    gap: var(--space-md);
  }

  .setting-control {
    width: 100%;
    justify-content: space-between;
  }

  .info-grid {
    grid-template-columns: 1fr;
  }

  .card-actions {
    flex-direction: column;
    align-items: stretch;
  }

  .card-actions .btn {
    width: 100%;
    margin-bottom: var(--space-sm);
  }

  .data-management-card {
    padding: var(--space-md);
  }
}

/* User Avatar Styles */
.user-avatar {
  border-radius: var(--radius-round);
  object-fit: cover;
  border: 2px solid var(--card-border);
  background-color: var(--card-bg);
  transition: all 0.2s ease;
}

.user-avatar:hover {
  border-color: var(--button-bg);
  transform: scale(1.05);
}

.user-avatar-fallback {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background-color: var(--text-muted);
  color: var(--bg-color);
  border-radius: var(--radius-round);
  font-size: 0.75em;
  text-align: center;
}

.inline-avatar {
  vertical-align: middle;
  margin-right: var(--space-xs);
}

.user-avatar-small {
  width: 24px;
  height: 24px;
}

.user-avatar-medium {
  width: 40px;
  height: 40px;
}

.user-avatar-large {
  width: 60px;
  height: 60px;
}

/* User info with avatar styles */
.user-info-with-avatar {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
}

.user-info-with-avatar .user-details {
  display: flex;
  flex-direction: column;
}

.user-info-with-avatar .user-name {
  font-weight: 500;
  color: var(--text-color);
}

.user-info-with-avatar .user-email {
  font-size: var(--text-sm);
  color: var(--text-muted);
}

/* Task Comments Styles */
.task-comments {
  display: flex;
  flex-direction: column;
  gap: var(--space-lg);
}

.task-comments__list {
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
  max-height: 400px;
  overflow-y: auto;
  padding: var(--space-sm);
}

.task-comments__empty {
  text-align: center;
  color: var(--text-muted);
  font-style: italic;
  padding: var(--space-2xl);
}

.task-comment {
  background-color: var(--card-bg);
  border: 1px solid var(--card-border);
  border-radius: var(--radius-md);
  padding: var(--space-lg);
}

[data-theme="dark"] .task-comment {
  background-color: #262626;
}

.task-comment__header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: var(--space-md);
}

.task-comment__author {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
}

.task-comment__meta {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
}

.task-comment__date {
  font-size: var(--text-xs);
  color: var(--text-muted);
}

.task-comment__text {
  color: var(--text-color);
  line-height: 1.5;
  white-space: pre-wrap;
  word-wrap: break-word;
}

.task-comment__edit {
  margin-top: var(--space-sm);
}

.task-comments__form {
  border-top: 1px solid var(--card-border);
  padding-top: var(--space-lg);
}

.task-comments__form .form-control {
  width: 100%;
  padding: var(--input-padding);
  border: 1px solid var(--input-border);
  border-radius: var(--radius-sm);
  font-size: var(--text-base);
  background: var(--input-bg);
  color: var(--text-color);
  transition: all 0.15s ease;
  font-family: var(--custom-font-family);
  resize: vertical;
  min-height: 80px;
}

.task-comments__form .form-control:focus {
  outline: none;
  border-color: var(--button-bg);
  box-shadow: 0 0 0 2px rgba(52, 152, 219, 0.15);
}

.task-comment__edit .form-control {
  width: 100%;
  padding: var(--input-padding);
  border: 1px solid var(--input-border);
  border-radius: var(--radius-sm);
  font-size: var(--text-base);
  background: var(--input-bg);
  color: var(--text-color);
  transition: all 0.15s ease;
  font-family: var(--custom-font-family);
  resize: vertical;
}

.task-comment__edit .form-control:focus {
  outline: none;
  border-color: var(--button-bg);
  box-shadow: 0 0 0 2px rgba(52, 152, 219, 0.15);
}

.task-comments-badge {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  background-color: #3498db;
  color: white;
  padding: 2px 8px;
  border-radius: var(--radius-sm);
  font-size: var(--text-xs);
  font-weight: 500;
}

[data-theme="dark"] .task-comments-badge {
  background-color: #2980b9;
}

.task-comment .btn-link {
  background: none;
  border: none;
  color: var(--text-muted);
  cursor: pointer;
  padding: var(--space-xs);
  font-size: var(--text-sm);
}

.task-comment .btn-link:hover {
  color: var(--button-bg);
}

/* Project Key and Task Key Badge Styles */
.project-key-badge,
.task-key-badge {
  display: inline-block;
  padding: 2px var(--space-xs);
  background-color: rgba(149, 165, 166, 0.1);
  color: #95a5a6;
  border: 1px solid rgba(149, 165, 166, 0.2);
  border-radius: var(--radius-xs);
  font-size: var(--text-xs);
  font-weight: 600;
  letter-spacing: 0.5px;
  text-transform: uppercase;
  white-space: nowrap;
}

.project-title .project-key-badge {
  margin-left: var(--space-sm);
  vertical-align: middle;
}

.task-card__title .task-key-badge {
  margin-right: var(--space-xs);
}

.task-details h2 .task-key-badge {
  margin-right: var(--space-sm);
  font-size: var(--text-xs);
  padding: 2px var(--space-xs);
}

[data-theme="dark"] .project-key-badge,
[data-theme="dark"] .task-key-badge {
  background-color: rgba(149, 165, 166, 0.15);
  color: #b0bec5;
  border-color: rgba(149, 165, 166, 0.3);
}

/* ========================================
   File Upload Component Styles
   ======================================== */

.file-upload-component {
  width: 100%;
}

.file-upload-dropzone {
  border: 2px dashed var(--border-color);
  border-radius: var(--radius-md);
  padding: var(--space-xl);
  text-align: center;
  cursor: pointer;
  transition: all 0.2s ease;
  background-color: var(--bg-secondary);
  margin-bottom: var(--space-md);
}

.file-upload-dropzone:hover,
.file-upload-dropzone.drag-over {
  border-color: var(--primary-color);
  background-color: rgba(52, 152, 219, 0.05);
}

.file-upload-dropzone i {
  font-size: 48px;
  color: var(--text-muted);
  margin-bottom: var(--space-sm);
  display: block;
}

.file-upload-dropzone p {
  margin: var(--space-xs) 0;
  color: var(--text-primary);
}

.file-upload-hint {
  font-size: var(--text-sm);
  color: var(--text-muted);
}

.file-upload-list {
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
}

.file-upload-item {
  display: flex;
  align-items: center;
  gap: var(--space-md);
  padding: var(--space-md);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  background-color: var(--bg-secondary);
  transition: all 0.2s ease;
}

.file-upload-item:hover {
  border-color: var(--primary-color);
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.05);
}

.file-upload-item.uploading {
  opacity: 0.6;
}

.file-upload-item-preview {
  flex-shrink: 0;
  width: 48px;
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-sm);
  overflow: hidden;
  background-color: var(--bg-primary);
}

.file-upload-item-preview i {
  font-size: 24px;
  color: var(--text-muted);
}

.file-preview-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.file-preview-video {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.file-preview-audio {
  width: 100%;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, var(--primary-color), var(--primary-hover));
}

.file-preview-audio i {
  font-size: 24px;
  color: white;
}

.file-preview-overlay {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  background-color: rgba(0, 0, 0, 0.3);
  pointer-events: none;
}

.file-preview-overlay i {
  color: white;
  font-size: 20px;
  opacity: 0.9;
}

.file-upload-item-info {
  flex: 1;
  min-width: 0;
}

.file-upload-item-name {
  font-weight: 500;
  color: var(--text-primary);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  margin-bottom: 4px;
}

.file-upload-item-meta {
  font-size: var(--text-sm);
  color: var(--text-muted);
  display: flex;
  align-items: center;
  gap: var(--space-sm);
}

.upload-progress {
  color: var(--primary-color);
}

.upload-progress-bar {
  width: 100%;
  height: 4px;
  background-color: var(--bg-primary);
  border-radius: var(--radius-xs);
  overflow: hidden;
  margin-top: 8px;
}

.upload-progress-fill {
  height: 100%;
  background-color: var(--primary-color);
  transition: width 0.3s ease;
}

.file-upload-item-remove {
  flex-shrink: 0;
  width: 32px;
  height: 32px;
  display: flex;
  align-items: center;
  justify-content: center;
  border: none;
  background: none;
  color: var(--text-muted);
  cursor: pointer;
  border-radius: var(--radius-sm);
  transition: all 0.2s ease;
}

.file-upload-item-remove:hover {
  background-color: var(--danger-color);
  color: white;
}

/* ========================================
   Task Attachments Display Styles
   ======================================== */

.task-attachments-badge,
.task-comments-badge {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 4px 8px;
  font-size: var(--text-xs);
  border-radius: var(--radius-xs);
  background-color: rgba(149, 165, 166, 0.1);
  color: white;
}

.task-attachments-badge i,
.task-comments-badge i {
  font-size: 12px;
}

.task-attachments-images {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(120px, 1fr));
  gap: var(--space-sm);
  margin-top: var(--space-md);
}

.task-attachment-image {
  position: relative;
  aspect-ratio: 1;
  border-radius: var(--radius-sm);
  overflow: hidden;
  cursor: pointer;
  background-color: var(--bg-secondary);
  border: 1px solid var(--border-color);
  transition: all 0.2s ease;
}

.task-attachment-image:hover {
  border-color: var(--primary-color);
  transform: translateY(-2px);
  box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
}

.task-attachment-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.task-attachment-image-overlay {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-color: rgba(0, 0, 0, 0.5);
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  transition: opacity 0.2s ease;
}

.task-attachment-image:hover .task-attachment-image-overlay {
  opacity: 1;
}

.task-attachment-image-overlay i {
  color: white;
  font-size: 24px;
}

/* Video Attachments */
.task-attachments-videos {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
  gap: var(--space-sm);
  margin-top: var(--space-md);
}

.task-attachment-video {
  position: relative;
  aspect-ratio: 16/9;
  border-radius: var(--radius-sm);
  overflow: hidden;
  cursor: pointer;
  background-color: var(--bg-secondary);
  border: 1px solid var(--border-color);
  transition: all 0.2s ease;
}

.task-attachment-video:hover {
  border-color: var(--primary-color);
  transform: translateY(-2px);
  box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
}

.task-attachment-video video {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.task-attachment-video-overlay {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-color: rgba(0, 0, 0, 0.3);
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 1;
  transition: opacity 0.2s ease;
}

.task-attachment-video:hover .task-attachment-video-overlay {
  background-color: rgba(0, 0, 0, 0.5);
}

.task-attachment-video-overlay i {
  color: white;
  font-size: 48px;
  opacity: 0.9;
}

.task-attachment-video-info {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  padding: var(--space-sm);
  background: linear-gradient(to top, rgba(0, 0, 0, 0.8), transparent);
  color: white;
  font-size: var(--text-sm);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

/* Large Video Card (for files > 40MB) */
.task-attachment-video-large {
  aspect-ratio: auto;
  background-color: var(--bg-secondary);
  cursor: default;
}

.task-attachment-video-large:hover {
  transform: none;
}

.task-attachment-video-large-content {
  display: flex;
  align-items: center;
  gap: var(--space-md);
  padding: var(--space-lg);
  height: 100%;
}

.task-attachment-video-icon {
  flex-shrink: 0;
  width: 64px;
  height: 64px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-sm);
  background: linear-gradient(135deg, #e74c3c, #c0392b);
}

.task-attachment-video-icon i {
  font-size: 32px;
  color: white;
}

.task-attachment-video-details {
  flex: 1;
  min-width: 0;
}

.task-attachment-video-name {
  font-weight: 500;
  color: var(--text-primary);
  margin-bottom: 4px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.task-attachment-video-size {
  font-size: var(--text-sm);
  color: var(--text-muted);
}

.task-attachment-video-download-btn {
  flex-shrink: 0;
  padding: var(--space-sm) var(--space-md);
  background-color: var(--primary-color);
  color: white;
  border: none;
  border-radius: var(--radius-sm);
  font-size: var(--text-sm);
  font-weight: 500;
  cursor: pointer;
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: var(--space-xs);
  transition: all 0.2s ease;
}

.task-attachment-video-download-btn:hover {
  background-color: var(--primary-hover);
  transform: translateY(-2px);
  box-shadow: 0 4px 8px rgba(0, 0, 0, 0.2);
}

/* Audio Attachments */
.task-attachments-audios {
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
  margin-top: var(--space-md);
}

.task-attachment-audio {
  display: flex;
  align-items: center;
  gap: var(--space-md);
  padding: var(--space-md);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  background-color: var(--bg-secondary);
  cursor: pointer;
  transition: all 0.2s ease;
}

.task-attachment-audio:hover {
  border-color: var(--primary-color);
  background-color: var(--bg-primary);
  transform: translateX(4px);
}

.task-attachment-audio-icon {
  flex-shrink: 0;
  width: 48px;
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-sm);
  background: linear-gradient(135deg, var(--primary-color), var(--primary-hover));
}

.task-attachment-audio-icon i {
  font-size: 24px;
  color: white;
}

.task-attachment-audio-info {
  flex: 1;
  min-width: 0;
}

.task-attachment-audio-name {
  font-weight: 500;
  color: var(--text-primary);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  margin-bottom: 4px;
}

.task-attachment-audio-meta {
  font-size: var(--text-sm);
  color: var(--text-muted);
}

.task-attachment-audio-play {
  flex-shrink: 0;
  color: var(--text-muted);
  font-size: 24px;
}

.task-attachment-audio:hover .task-attachment-audio-play {
  color: var(--primary-color);
}

.task-attachments-files {
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
  margin-top: var(--space-md);
}

.task-attachment-file {
  display: flex;
  align-items: center;
  gap: var(--space-md);
  padding: var(--space-md);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  background-color: var(--bg-secondary);
  text-decoration: none;
  color: var(--text-primary);
  transition: all 0.2s ease;
}

.task-attachment-file:hover {
  border-color: var(--primary-color);
  background-color: var(--bg-primary);
  transform: translateX(4px);
}

.task-attachment-file-icon {
  flex-shrink: 0;
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-sm);
  background-color: var(--bg-primary);
}

.task-attachment-file-icon i {
  font-size: 20px;
  color: var(--text-muted);
}

.task-attachment-file-icon .fa-file-pdf {
  color: #e74c3c;
}

.task-attachment-file-icon .fa-file-word {
  color: #2980b9;
}

.task-attachment-file-icon .fa-file-excel {
  color: #27ae60;
}

.task-attachment-file-info {
  flex: 1;
  min-width: 0;
}

.task-attachment-file-name {
  font-weight: 500;
  color: var(--text-primary);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  margin-bottom: 4px;
}

.task-attachment-file-meta {
  font-size: var(--text-sm);
  color: var(--text-muted);
}

.task-attachment-file-download {
  flex-shrink: 0;
  color: var(--text-muted);
}

.task-attachment-file:hover .task-attachment-file-download {
  color: var(--primary-color);
}

/* ========================================
   Image Lightbox Styles
   ======================================== */

.image-lightbox {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  z-index: 10000;
  display: none;
  align-items: center;
  justify-content: center;
}

.image-lightbox.active {
  display: flex;
}

.lightbox-overlay {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-color: rgba(0, 0, 0, 0.9);
  animation: fadeIn 0.3s ease;
}

.lightbox-content {
  position: relative;
  max-width: 90vw;
  max-height: 90vh;
  z-index: 1;
  animation: zoomIn 0.3s ease;
}

.lightbox-image-container {
  display: flex;
  align-items: center;
  justify-content: center;
  max-width: 90vw;
  max-height: 80vh;
}

.lightbox-image {
  max-width: 100%;
  max-height: 80vh;
  object-fit: contain;
  border-radius: var(--radius-md);
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.5);
}

.lightbox-close {
  position: absolute;
  top: -50px;
  right: 0;
  width: 40px;
  height: 40px;
  border: none;
  background: rgba(255, 255, 255, 0.1);
  color: white;
  font-size: 20px;
  border-radius: 50%;
  cursor: pointer;
  transition: all 0.2s ease;
  display: flex;
  align-items: center;
  justify-content: center;
}

.lightbox-close:hover {
  background: rgba(255, 255, 255, 0.2);
  transform: rotate(90deg);
}

.lightbox-nav {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  width: 50px;
  height: 50px;
  border: none;
  background: rgba(255, 255, 255, 0.1);
  color: white;
  font-size: 24px;
  border-radius: 50%;
  cursor: pointer;
  transition: all 0.2s ease;
  display: flex;
  align-items: center;
  justify-content: center;
}

.lightbox-nav:hover {
  background: rgba(255, 255, 255, 0.2);
}

.lightbox-prev {
  left: -70px;
}

.lightbox-next {
  right: -70px;
}

.lightbox-info {
  position: absolute;
  bottom: -60px;
  left: 0;
  right: 0;
  display: flex;
  justify-content: space-between;
  align-items: center;
  color: white;
  font-size: var(--text-sm);
}

.lightbox-filename {
  font-weight: 500;
  max-width: 70%;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.lightbox-counter {
  color: rgba(255, 255, 255, 0.7);
}

.lightbox-download {
  position: absolute;
  bottom: -60px;
  right: 80px;
  width: 40px;
  height: 40px;
  background: rgba(255, 255, 255, 0.1);
  color: white;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  text-decoration: none;
  transition: all 0.2s ease;
}

.lightbox-download:hover {
  background: rgba(255, 255, 255, 0.2);
  color: white;
}

@keyframes fadeIn {
  from {
    opacity: 0;
  }

  to {
    opacity: 1;
  }
}

@keyframes zoomIn {
  from {
    opacity: 0;
    transform: scale(0.8);
  }

  to {
    opacity: 1;
    transform: scale(1);
  }
}

/* ========================================
   Media Lightbox Styles (Video/Audio)
   ======================================== */

.media-lightbox {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  z-index: 10000;
  display: none;
  align-items: center;
  justify-content: center;
  background-color: rgba(0, 0, 0, 0.95);
}

.media-lightbox.active {
  display: flex;
}

.media-lightbox-content {
  position: relative;
  max-width: 90vw;
  max-height: 90vh;
  z-index: 1;
  animation: zoomIn 0.3s ease;
}

.media-lightbox-player {
  max-width: 90vw;
  max-height: 80vh;
  border-radius: var(--radius-md);
  background-color: #000;
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.5);
}

.media-lightbox video {
  max-width: 90vw;
  max-height: 80vh;
  width: 100%;
  height: auto;
  border-radius: var(--radius-md);
}

.media-lightbox audio {
  width: 500px;
  max-width: 90vw;
  border-radius: var(--radius-md);
}

.media-lightbox-header {
  position: absolute;
  top: -60px;
  left: 0;
  right: 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  color: white;
  padding: var(--space-md);
}

.media-lightbox-title {
  font-size: var(--text-lg);
  font-weight: 500;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  flex: 1;
  margin-right: var(--space-md);
}

.media-lightbox-actions {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
}

.media-lightbox-download {
  background: rgba(255, 255, 255, 0.1);
  border: none;
  color: white;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  font-size: 20px;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.2s ease;
  text-decoration: none;
}

.media-lightbox-download:hover {
  background: rgba(255, 255, 255, 0.2);
  color: white;
  transform: scale(1.1);
}

.media-lightbox-close {
  background: rgba(255, 255, 255, 0.1);
  border: none;
  color: white;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  font-size: 24px;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.2s ease;
}

.media-lightbox-close:hover {
  background: rgba(255, 255, 255, 0.2);
  transform: rotate(90deg);
}

/* Responsive styles for lightbox */
@media (max-width: 768px) {
  .lightbox-nav {
    width: 40px;
    height: 40px;
    font-size: 20px;
  }

  .lightbox-prev {
    left: 10px;
  }

  .lightbox-next {
    right: 10px;
  }

  .lightbox-close {
    top: 10px;
    right: 10px;
  }

  .lightbox-info {
    position: static;
    margin-top: var(--space-md);
    flex-direction: column;
    gap: var(--space-sm);
    text-align: center;
  }

  .lightbox-filename {
    max-width: 100%;
  }

  .lightbox-download {
    position: static;
    margin-top: var(--space-sm);
  }
}

/* Dark theme adjustments */
[data-theme="dark"] .file-upload-dropzone {
  background-color: rgba(255, 255, 255, 0.02);
}

[data-theme="dark"] .file-upload-dropzone:hover,
[data-theme="dark"] .file-upload-dropzone.drag-over {
  background-color: rgba(52, 152, 219, 0.1);
}

[data-theme="dark"] .task-attachment-file {
  background-color: rgba(255, 255, 255, 0.03);
}

[data-theme="dark"] .task-attachment-file:hover {
  background-color: rgba(255, 255, 255, 0.05);
}

/* Additional file type icon colors */
.task-attachment-file-icon .fa-file-zipper {
  color: #f39c12;
}

.task-attachment-file-icon .fa-android {
  color: #a4c639;
}

.file-upload-item-preview .fa-file-zipper {
  color: #f39c12;
}

.file-upload-item-preview .fa-android {
  color: #a4c639;
}

/* ==========================================
   File Management Section Styles
   ======================================== */

.file-management-list {
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
}

.file-management-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-md);
  padding: var(--space-md);
  background-color: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  transition: all 0.2s ease;
}

.file-management-item:hover {
  border-color: var(--danger-color);
  background-color: var(--bg-tertiary);
}

.file-management-info {
  display: flex;
  align-items: center;
  gap: var(--space-md);
  flex: 1;
  min-width: 0;
}

.file-management-icon {
  flex-shrink: 0;
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-sm);
  background-color: var(--bg-primary);
}

.file-management-icon i {
  font-size: 20px;
  color: var(--text-muted);
}

.file-management-icon .fa-file-pdf {
  color: #e74c3c;
}

.file-management-icon .fa-file-word {
  color: #2980b9;
}

.file-management-icon .fa-file-excel {
  color: #27ae60;
}

.file-management-icon .fa-file-zipper {
  color: #f39c12;
}

.file-management-icon .fa-android {
  color: #a4c639;
}

.file-management-icon .fa-file-image {
  color: #9b59b6;
}

.file-management-details {
  flex: 1;
  min-width: 0;
}

.file-management-name {
  font-weight: 500;
  color: var(--text-primary);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  margin-bottom: 4px;
}

.file-management-meta {
  font-size: var(--text-sm);
  color: var(--text-muted);
}

[data-theme="dark"] .file-management-item {
  background-color: rgba(255, 255, 255, 0.03);
}

[data-theme="dark"] .file-management-item:hover {
  background-color: rgba(255, 255, 255, 0.05);
}

/* ==========================================
   Notification System Styles
   ========================================== */

/* Notification Bell Button */
.notification-container {
  position: relative;
  display: inline-block;
  margin: 0 var(--space-sm);
}

.notification-bell {
  background: none;
  border: none;
  color: var(--text-color);
  font-size: 1.1rem;
  cursor: pointer;
  padding: 8px;
  border-radius: 6px;
  transition: all 0.2s ease;
  position: relative;
}

.notification-bell:hover {
  background-color: rgba(128, 128, 128, 0.1);
}

.notification-badge {
  position: absolute;
  top: 2px;
  right: 2px;
  background-color: #ef4444;
  color: white;
  font-size: 0.625rem;
  font-weight: 600;
  padding: 2px 5px;
  border-radius: 9px;
  min-width: 16px;
  height: 16px;
  display: none;
  align-items: center;
  justify-content: center;
}

/* Notification Dropdown */
.notification-dropdown {
  position: absolute;
  top: calc(100% + 8px);
  right: 0;
  width: 360px;
  max-height: 480px;
  background-color: var(--card-bg);
  border: 1px solid var(--card-border);
  border-radius: 8px;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
  opacity: 0;
  visibility: hidden;
  transform: translateY(-8px);
  transition: all 0.2s ease;
  z-index: 9999;
  overflow: hidden;
  display: flex;
  flex-direction: column;
}

.notification-dropdown.show {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.notification-dropdown-header {
  padding: 12px 16px;
  border-bottom: 1px solid var(--card-border);
  display: flex;
  justify-content: space-between;
  align-items: center;
  background-color: var(--input-bg);
}

.notification-dropdown-header h3 {
  margin: 0;
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--text-color);
}

.notification-dropdown-header .btn-link {
  background: none;
  border: none;
  color: var(--text-muted);
  cursor: pointer;
  font-size: 0.8rem;
  padding: 4px 8px;
  transition: color 0.2s ease;
}

.notification-dropdown-header .btn-link:hover {
  color: var(--text-color);
}

.notification-list {
  overflow-y: auto;
  max-height: 420px;
  padding: 4px;
  background-color: var(--card-bg);
}

/* Notification Group */
.notification-group {
  padding: 12px;
  border-radius: 6px;
  background-color: var(--input-bg);
  margin-bottom: 4px;
  cursor: pointer;
  transition: background-color 0.15s ease;
  border: 1px solid transparent;
}

.notification-group:hover {
  background-color: var(--card-border);
  opacity: 0.9;
}

.notification-group.notification-unread {
  background-color: rgba(59, 130, 246, 0.1);
  border-color: #3b82f6;
}

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

.notification-task-info {
  flex: 1;
  display: flex;
  align-items: center;
  gap: 6px;
  flex-wrap: wrap;
}

.notification-task-key {
  background-color: var(--card-border);
  color: var(--text-muted);
  padding: 2px 6px;
  border-radius: 4px;
  font-size: 0.7rem;
  font-weight: 600;
  font-family: 'Courier New', monospace;
}

.notification-task-title {
  font-weight: 500;
  color: var(--text-color);
  font-size: 0.875rem;
  line-height: 1.3;
}

.mark-read-btn {
  background: none;
  border: none;
  color: var(--text-muted);
  cursor: pointer;
  padding: 4px;
  border-radius: 4px;
  font-size: 0.875rem;
  transition: all 0.15s ease;
}

.mark-read-btn:hover {
  background-color: var(--card-border);
  opacity: 0.8;
}

.notification-summary {
  color: var(--text-muted);
  font-size: 0.8125rem;
  margin-bottom: 6px;
  line-height: 1.4;
}

.notification-changes {
  font-size: 0.75rem;
  padding-left: 0;
  color: var(--text-muted);
}

.notification-change {
  margin: 3px 0;
  display: flex;
  align-items: flex-start;
  gap: 6px;
  padding-left: 4px;
}

.notification-change i {
  color: var(--text-muted);
  font-size: 0.7rem;
  width: 12px;
  margin-top: 2px;
  flex-shrink: 0;
  opacity: 0.7;
}

.notification-more {
  color: var(--text-muted);
  font-size: 0.75rem;
  margin-top: 4px;
  padding-left: 4px;
  opacity: 0.7;
}

.notification-time {
  font-size: 0.7rem;
  color: var(--text-muted);
  margin-top: 6px;
  opacity: 0.7;
}

.notification-empty {
  padding: 48px 24px;
  text-align: center;
  color: var(--text-muted);
}

.notification-empty i {
  font-size: 2.5rem;
  margin-bottom: 12px;
  opacity: 0.3;
  color: var(--text-muted);
}

.notification-empty p {
  margin: 0;
  font-size: 0.875rem;
  color: var(--text-muted);
  opacity: 0.8;
}

/* Task Subscription Checkbox */
.task-subscription {
  margin-bottom: var(--space-md);
  padding-bottom: var(--space-md);
  border-bottom: 1px solid var(--border-color);
}

.task-subscription-label {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  cursor: pointer;
  padding: var(--space-sm) var(--space-md);
  border-radius: var(--radius-md);
  transition: all 0.15s ease;
  user-select: none;
}

.task-subscription-label:hover {
  background-color: rgba(52, 152, 219, 0.05);
}

/* Match dropdown checkbox style */
.task-subscription-label input[type="checkbox"] {
  margin-right: var(--space-sm);
  margin-left: 0;
  width: 18px;
  height: 18px;
  cursor: pointer;
  appearance: none;
  -webkit-appearance: none;
  -moz-appearance: none;
  border: 2px solid var(--input-border);
  border-radius: 4px;
  background: var(--input-bg);
  position: relative;
  transition: all 0.2s ease;
  flex-shrink: 0;
}

.task-subscription-label input[type="checkbox"]:hover {
  border-color: var(--button-bg);
  transform: scale(1.05);
}

.task-subscription-label input[type="checkbox"]:checked {
  background: var(--button-bg);
  border-color: var(--button-bg);
}

.task-subscription-label input[type="checkbox"]:checked::after {
  content: '✓';
  position: absolute;
  color: var(--button-text);
  font-size: 13px;
  font-weight: bold;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
}

.task-subscription-label span {
  color: var(--text-color);
  font-size: 0.95rem;
  display: flex;
  align-items: center;
  gap: var(--space-xs);
  flex: 1;
}

.task-subscription-label i {
  color: var(--primary-color);
}

/* Responsive Design */
@media (max-width: 768px) {
  .notification-dropdown {
    width: 90vw;
    max-width: 400px;
    right: -20px;
  }

  .notification-list {
    max-height: 400px;
  }
}

/* Dark Theme Adjustments */
[data-theme="dark"] .notification-dropdown {
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.5);
}

[data-theme="dark"] .task-subscription-label:hover {
  background-color: rgba(128, 128, 128, 0.1);
}