/* Project Command Centre - Industrial PMO Aesthetic */
@import url('https://fonts.googleapis.com/css2?family=JetBrains+Mono:wght@400;500;600;700&family=Space+Grotesk:wght@400;500;600;700&display=swap');

:root {
  /* Core palette - Industrial with accent */
  --bg-primary: #0a0a0b;
  --bg-secondary: #111113;
  --bg-tertiary: #18181b;
  --bg-card: #1a1a1d;
  --bg-hover: #252529;
  
  --text-primary: #fafafa;
  --text-secondary: #a1a1aa;
  --text-muted: #71717a;
  
  --accent-primary: #f97316;
  --accent-secondary: #fb923c;
  --accent-glow: rgba(249, 115, 22, 0.3);
  
  --success: #22c55e;
  --warning: #eab308;
  --danger: #ef4444;
  --info: #3b82f6;
  
  --border-color: #27272a;
  --border-subtle: #1f1f23;
  
  /* Status colors */
  --status-new: #3b82f6;
  --status-progress: #f97316;
  --status-closed: #22c55e;
  --status-blocked: #ef4444;
  
  /* Priority colors */
  --priority-critical: #dc2626;
  --priority-high: #f97316;
  --priority-medium: #eab308;
  --priority-low: #6b7280;
  
  /* RAID colors */
  --raid-risk: #ef4444;
  --raid-action: #3b82f6;
  --raid-issue: #f97316;
  --raid-decision: #8b5cf6;
  
  /* Spacing */
  --spacing-xs: 0.25rem;
  --spacing-sm: 0.5rem;
  --spacing-md: 1rem;
  --spacing-lg: 1.5rem;
  --spacing-xl: 2rem;
  --spacing-2xl: 3rem;
  
  /* Border radius */
  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 12px;
  --radius-xl: 16px;
  
  /* Transitions */
  --transition-fast: 150ms ease;
  --transition-normal: 250ms ease;
  --transition-slow: 400ms ease;
}

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

html {
  font-size: 16px;
  scroll-behavior: smooth;
}

body {
  font-family: 'Space Grotesk', -apple-system, BlinkMacSystemFont, sans-serif;
  background: var(--bg-primary);
  color: var(--text-primary);
  line-height: 1.6;
  min-height: 100vh;
  overflow-x: hidden;
}

/* Scrollbar styling */
::-webkit-scrollbar {
  width: 8px;
  height: 8px;
}

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

::-webkit-scrollbar-thumb {
  background: var(--border-color);
  border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
  background: var(--text-muted);
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
  font-weight: 600;
  line-height: 1.3;
  letter-spacing: -0.02em;
}

h1 { font-size: 2rem; }
h2 { font-size: 1.5rem; }
h3 { font-size: 1.25rem; }
h4 { font-size: 1.125rem; }

.mono {
  font-family: 'JetBrains Mono', monospace;
}

/* Layout */
.app-container {
  display: flex;
  min-height: 100vh;
}

/* Sidebar Navigation */
.sidebar {
  width: 260px;
  background: var(--bg-secondary);
  border-right: 1px solid var(--border-color);
  display: flex;
  flex-direction: column;
  position: fixed;
  height: 100vh;
  z-index: 100;
  transition: transform var(--transition-normal);
}

.sidebar-header {
  padding: var(--spacing-lg);
  border-bottom: 1px solid var(--border-color);
}

.logo {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  text-decoration: none;
  color: var(--text-primary);
}

.logo-icon {
  width: 36px;
  height: 36px;
  background: linear-gradient(135deg, var(--accent-primary), var(--accent-secondary));
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 1.125rem;
}

.logo-text {
  font-size: 1rem;
  font-weight: 600;
  letter-spacing: -0.01em;
}

.logo-text span {
  color: var(--text-muted);
  font-weight: 400;
  font-size: 0.75rem;
  display: block;
  margin-top: -2px;
}

.sidebar-nav {
  flex: 1;
  padding: var(--spacing-md);
  overflow-y: auto;
}

.nav-section {
  margin-bottom: var(--spacing-lg);
}

.nav-section-title {
  font-size: 0.625rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--text-muted);
  padding: var(--spacing-sm) var(--spacing-md);
  margin-bottom: var(--spacing-xs);
}

.nav-link {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  padding: var(--spacing-sm) var(--spacing-md);
  color: var(--text-secondary);
  text-decoration: none;
  border-radius: var(--radius-md);
  font-size: 0.875rem;
  font-weight: 500;
  transition: all var(--transition-fast);
  position: relative;
}

.nav-link:hover {
  background: var(--bg-hover);
  color: var(--text-primary);
}

.nav-link.active {
  background: var(--accent-glow);
  color: var(--accent-primary);
}

.nav-link.active::before {
  content: '';
  position: absolute;
  left: 0;
  top: 50%;
  transform: translateY(-50%);
  width: 3px;
  height: 60%;
  background: var(--accent-primary);
  border-radius: 0 2px 2px 0;
}

.nav-icon {
  width: 20px;
  height: 20px;
  opacity: 0.7;
}

.nav-link:hover .nav-icon,
.nav-link.active .nav-icon {
  opacity: 1;
}

.nav-badge {
  margin-left: auto;
  background: var(--accent-primary);
  color: var(--bg-primary);
  font-size: 0.625rem;
  font-weight: 700;
  padding: 2px 6px;
  border-radius: 10px;
  min-width: 18px;
  text-align: center;
}

/* Main Content */
.main-content {
  flex: 1;
  margin-left: 260px;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

/* Top Bar */
.top-bar {
  height: 64px;
  background: var(--bg-secondary);
  border-bottom: 1px solid var(--border-color);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 var(--spacing-xl);
  position: sticky;
  top: 0;
  z-index: 50;
}

.page-title {
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
}

.page-title h1 {
  font-size: 1.25rem;
}

.breadcrumb {
  display: flex;
  align-items: center;
  gap: var(--spacing-xs);
  font-size: 0.75rem;
  color: var(--text-muted);
}

.breadcrumb a {
  color: var(--text-muted);
  text-decoration: none;
}

.breadcrumb a:hover {
  color: var(--text-secondary);
}

.top-bar-actions {
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-sm);
  padding: var(--spacing-sm) var(--spacing-md);
  font-size: 0.875rem;
  font-weight: 500;
  font-family: inherit;
  border: none;
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: all var(--transition-fast);
  text-decoration: none;
  white-space: nowrap;
}

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

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

.btn-secondary {
  background: var(--bg-tertiary);
  color: var(--text-primary);
  border: 1px solid var(--border-color);
}

.btn-secondary:hover {
  background: var(--bg-hover);
  border-color: var(--text-muted);
}

.btn-ghost {
  background: transparent;
  color: var(--text-secondary);
}

.btn-ghost:hover {
  background: var(--bg-hover);
  color: var(--text-primary);
}

.btn-sm {
  padding: 6px 12px;
  font-size: 0.75rem;
}

.btn-lg {
  padding: var(--spacing-md) var(--spacing-lg);
  font-size: 1rem;
}

.btn-icon {
  width: 36px;
  height: 36px;
  padding: 0;
}

/* Page Content */
.page-content {
  flex: 1;
  padding: var(--spacing-xl);
}

/* Cards */
.card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  overflow: hidden;
}

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

.card-title {
  font-size: 0.875rem;
  font-weight: 600;
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
}

.card-body {
  padding: var(--spacing-lg);
}

.card-footer {
  padding: var(--spacing-md) var(--spacing-lg);
  border-top: 1px solid var(--border-color);
  background: var(--bg-tertiary);
}

/* Stats Cards */
.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: var(--spacing-md);
  margin-bottom: var(--spacing-xl);
}

.stat-card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: var(--spacing-lg);
  position: relative;
  overflow: hidden;
}

.stat-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: var(--stat-color, var(--accent-primary));
}

.stat-label {
  font-size: 0.75rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: var(--spacing-xs);
}

.stat-value {
  font-size: 2rem;
  font-weight: 700;
  font-family: 'JetBrains Mono', monospace;
  color: var(--text-primary);
  line-height: 1;
}

.stat-change {
  display: flex;
  align-items: center;
  gap: var(--spacing-xs);
  font-size: 0.75rem;
  margin-top: var(--spacing-sm);
}

.stat-change.positive { color: var(--success); }
.stat-change.negative { color: var(--danger); }

/* Grid Layouts */
.grid-2 {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--spacing-lg);
}

.grid-3 {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--spacing-lg);
}

.grid-4 {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--spacing-lg);
}

@media (max-width: 1200px) {
  .grid-4 { grid-template-columns: repeat(2, 1fr); }
  .grid-3 { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 768px) {
  .grid-2, .grid-3, .grid-4 { grid-template-columns: 1fr; }
}

/* Tables */
.table-container {
  overflow-x: auto;
}

table {
  width: 100%;
  border-collapse: collapse;
}

th, td {
  text-align: left;
  padding: var(--spacing-sm) var(--spacing-md);
  border-bottom: 1px solid var(--border-subtle);
}

th {
  font-size: 0.6875rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--text-muted);
  background: var(--bg-tertiary);
  position: sticky;
  top: 0;
}

td {
  font-size: 0.875rem;
}

tr:hover td {
  background: var(--bg-hover);
}

/* Status & Priority Badges */
.badge {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 4px 8px;
  font-size: 0.6875rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.03em;
  border-radius: var(--radius-sm);
}

.badge-new { background: rgba(59, 130, 246, 0.15); color: var(--status-new); }
.badge-progress { background: rgba(249, 115, 22, 0.15); color: var(--status-progress); }
.badge-closed { background: rgba(34, 197, 94, 0.15); color: var(--status-closed); }
.badge-blocked { background: rgba(239, 68, 68, 0.15); color: var(--status-blocked); }

.badge-critical { background: rgba(220, 38, 38, 0.15); color: var(--priority-critical); }
.badge-high { background: rgba(249, 115, 22, 0.15); color: var(--priority-high); }
.badge-medium { background: rgba(234, 179, 8, 0.15); color: var(--priority-medium); }
.badge-low { background: rgba(107, 114, 128, 0.15); color: var(--priority-low); }

.badge-risk { background: rgba(239, 68, 68, 0.15); color: var(--raid-risk); }
.badge-action { background: rgba(59, 130, 246, 0.15); color: var(--raid-action); }
.badge-issue { background: rgba(249, 115, 22, 0.15); color: var(--raid-issue); }
.badge-decision { background: rgba(139, 92, 246, 0.15); color: var(--raid-decision); }

/* Forms */
.form-group {
  margin-bottom: var(--spacing-md);
}

.form-label {
  display: block;
  font-size: 0.75rem;
  font-weight: 500;
  color: var(--text-secondary);
  margin-bottom: var(--spacing-xs);
}

.form-input,
.form-select,
.form-textarea {
  width: 100%;
  padding: var(--spacing-sm) var(--spacing-md);
  font-size: 0.875rem;
  font-family: inherit;
  background: var(--bg-tertiary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  color: var(--text-primary);
  transition: all var(--transition-fast);
}

.form-input:focus,
.form-select:focus,
.form-textarea:focus {
  outline: none;
  border-color: var(--accent-primary);
  box-shadow: 0 0 0 3px var(--accent-glow);
}

.form-input::placeholder {
  color: var(--text-muted);
}

.form-textarea {
  min-height: 100px;
  resize: vertical;
}

.form-select {
  cursor: pointer;
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='%2371717a' stroke-width='2'%3E%3Cpath d='M6 9l6 6 6-6'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 12px center;
  padding-right: 40px;
}

/* Gantt Chart */
.gantt-container {
  overflow-x: auto;
  padding: var(--spacing-md) 0;
}

.gantt-header {
  display: flex;
  border-bottom: 1px solid var(--border-color);
  position: sticky;
  top: 0;
  background: var(--bg-card);
  z-index: 10;
}

.gantt-task-column {
  min-width: 250px;
  flex-shrink: 0;
  padding: var(--spacing-sm) var(--spacing-md);
  border-right: 1px solid var(--border-color);
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--text-muted);
  text-transform: uppercase;
}

.gantt-timeline {
  display: flex;
  flex: 1;
}

.gantt-day {
  min-width: 40px;
  text-align: center;
  padding: var(--spacing-xs);
  font-size: 0.625rem;
  color: var(--text-muted);
  border-right: 1px solid var(--border-subtle);
}

.gantt-day.weekend {
  background: var(--bg-tertiary);
}

.gantt-day.today {
  background: var(--accent-glow);
  color: var(--accent-primary);
  font-weight: 600;
}

.gantt-row {
  display: flex;
  border-bottom: 1px solid var(--border-subtle);
  min-height: 40px;
}

.gantt-task-cell {
  min-width: 250px;
  flex-shrink: 0;
  padding: var(--spacing-sm) var(--spacing-md);
  border-right: 1px solid var(--border-color);
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  font-size: 0.8125rem;
}

.gantt-task-cell .assignee {
  font-size: 0.6875rem;
  color: var(--text-muted);
}

.gantt-bars {
  display: flex;
  flex: 1;
  position: relative;
  align-items: center;
}

.gantt-bar {
  position: absolute;
  height: 24px;
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  padding: 0 var(--spacing-sm);
  font-size: 0.625rem;
  font-weight: 600;
  color: white;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.gantt-bar:hover {
  transform: scaleY(1.1);
  z-index: 5;
}

.gantt-bar.status-new { background: var(--status-new); }
.gantt-bar.status-progress { background: var(--status-progress); }
.gantt-bar.status-closed { background: var(--status-closed); opacity: 0.7; }

/* Resource Calendar */
.resource-calendar {
  display: grid;
  grid-template-columns: 200px repeat(7, 1fr);
  gap: 1px;
  background: var(--border-color);
  border-radius: var(--radius-md);
  overflow: hidden;
}

.resource-cell {
  background: var(--bg-card);
  padding: var(--spacing-sm);
  min-height: 60px;
}

.resource-header {
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--text-muted);
  text-transform: uppercase;
  padding: var(--spacing-md);
  background: var(--bg-tertiary);
}

.resource-name {
  font-size: 0.8125rem;
  font-weight: 500;
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
}

.resource-type {
  font-size: 0.625rem;
  color: var(--text-muted);
  text-transform: uppercase;
}

.resource-booking {
  background: var(--accent-glow);
  border-left: 3px solid var(--accent-primary);
  padding: var(--spacing-xs) var(--spacing-sm);
  font-size: 0.6875rem;
  border-radius: var(--radius-sm);
  margin-bottom: var(--spacing-xs);
  cursor: pointer;
}

.resource-booking:hover {
  background: rgba(249, 115, 22, 0.4);
}

.resource-available {
  color: var(--success);
  font-size: 0.6875rem;
}

/* Cadence Views */
.standup-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: var(--spacing-lg);
}

.team-member-card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  overflow: hidden;
}

.team-member-header {
  padding: var(--spacing-md);
  background: var(--bg-tertiary);
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
  border-bottom: 1px solid var(--border-color);
}

.avatar {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--accent-primary), var(--accent-secondary));
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 600;
  font-size: 0.875rem;
}

.team-member-name {
  font-weight: 600;
}

.team-member-role {
  font-size: 0.75rem;
  color: var(--text-muted);
}

.standup-section {
  padding: var(--spacing-md);
  border-bottom: 1px solid var(--border-subtle);
}

.standup-section:last-child {
  border-bottom: none;
}

.standup-section-title {
  font-size: 0.6875rem;
  font-weight: 600;
  text-transform: uppercase;
  color: var(--text-muted);
  margin-bottom: var(--spacing-sm);
  display: flex;
  align-items: center;
  gap: var(--spacing-xs);
}

.standup-item {
  font-size: 0.8125rem;
  padding: var(--spacing-xs) 0;
  display: flex;
  align-items: flex-start;
  gap: var(--spacing-sm);
}

.standup-item::before {
  content: '→';
  color: var(--accent-primary);
}

/* Modal */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.8);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 1000;
  opacity: 0;
  visibility: hidden;
  transition: all var(--transition-normal);
}

.modal-overlay.active {
  opacity: 1;
  visibility: visible;
}

.modal {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-xl);
  width: 90%;
  max-width: 600px;
  max-height: 90vh;
  overflow: hidden;
  transform: scale(0.95) translateY(20px);
  transition: all var(--transition-normal);
}

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

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

.modal-title {
  font-size: 1.125rem;
  font-weight: 600;
}

.modal-close {
  width: 32px;
  height: 32px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: none;
  border: none;
  color: var(--text-muted);
  cursor: pointer;
  border-radius: var(--radius-sm);
}

.modal-close:hover {
  background: var(--bg-hover);
  color: var(--text-primary);
}

.modal-body {
  padding: var(--spacing-lg);
  overflow-y: auto;
  max-height: calc(90vh - 140px);
}

.modal-footer {
  padding: var(--spacing-md) var(--spacing-lg);
  border-top: 1px solid var(--border-color);
  display: flex;
  justify-content: flex-end;
  gap: var(--spacing-sm);
}

/* Alerts & Notifications */
.alert {
  padding: var(--spacing-md);
  border-radius: var(--radius-md);
  display: flex;
  align-items: flex-start;
  gap: var(--spacing-sm);
  margin-bottom: var(--spacing-md);
}

.alert-success {
  background: rgba(34, 197, 94, 0.1);
  border: 1px solid rgba(34, 197, 94, 0.3);
  color: var(--success);
}

.alert-warning {
  background: rgba(234, 179, 8, 0.1);
  border: 1px solid rgba(234, 179, 8, 0.3);
  color: var(--warning);
}

.alert-danger {
  background: rgba(239, 68, 68, 0.1);
  border: 1px solid rgba(239, 68, 68, 0.3);
  color: var(--danger);
}

.alert-info {
  background: rgba(59, 130, 246, 0.1);
  border: 1px solid rgba(59, 130, 246, 0.3);
  color: var(--info);
}

/* Toast Notifications */
.toast-container {
  position: fixed;
  bottom: var(--spacing-xl);
  right: var(--spacing-xl);
  z-index: 1001;
  display: flex;
  flex-direction: column;
  gap: var(--spacing-sm);
}

.toast {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: var(--spacing-md);
  min-width: 300px;
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  animation: slideIn 0.3s ease;
}

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

/* Loading States */
.skeleton {
  background: linear-gradient(90deg, var(--bg-tertiary) 25%, var(--bg-hover) 50%, var(--bg-tertiary) 75%);
  background-size: 200% 100%;
  animation: shimmer 1.5s infinite;
  border-radius: var(--radius-sm);
}

@keyframes shimmer {
  0% { background-position: 200% 0; }
  100% { background-position: -200% 0; }
}

.spinner {
  width: 20px;
  height: 20px;
  border: 2px solid var(--border-color);
  border-top-color: var(--accent-primary);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
}

@keyframes spin {
  to { transform: rotate(360deg); }
}

/* Tabs */
.tabs {
  display: flex;
  border-bottom: 1px solid var(--border-color);
  margin-bottom: var(--spacing-lg);
}

.tab {
  padding: var(--spacing-md) var(--spacing-lg);
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--text-muted);
  background: none;
  border: none;
  border-bottom: 2px solid transparent;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.tab:hover {
  color: var(--text-secondary);
}

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

.tab-panel {
  display: none;
}

.tab-panel.active {
  display: block;
}

/* File Upload */
.file-upload {
  border: 2px dashed var(--border-color);
  border-radius: var(--radius-lg);
  padding: var(--spacing-2xl);
  text-align: center;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.file-upload:hover {
  border-color: var(--accent-primary);
  background: var(--accent-glow);
}

.file-upload-icon {
  font-size: 3rem;
  margin-bottom: var(--spacing-md);
  opacity: 0.5;
}

.file-upload-text {
  color: var(--text-secondary);
}

.file-upload-text strong {
  color: var(--accent-primary);
}

/* Empty State */
.empty-state {
  text-align: center;
  padding: var(--spacing-2xl);
}

.empty-state-icon {
  font-size: 4rem;
  opacity: 0.3;
  margin-bottom: var(--spacing-md);
}

.empty-state-title {
  font-size: 1.25rem;
  margin-bottom: var(--spacing-sm);
}

.empty-state-text {
  color: var(--text-muted);
  margin-bottom: var(--spacing-lg);
}

/* Mobile Responsiveness */
.mobile-menu-btn {
  display: none;
  width: 40px;
  height: 40px;
  background: none;
  border: none;
  color: var(--text-primary);
  cursor: pointer;
}

@media (max-width: 1024px) {
  .sidebar {
    transform: translateX(-100%);
  }
  
  .sidebar.open {
    transform: translateX(0);
  }
  
  .main-content {
    margin-left: 0;
  }
  
  .mobile-menu-btn {
    display: flex;
    align-items: center;
    justify-content: center;
  }
}

@media (max-width: 768px) {
  .page-content {
    padding: var(--spacing-md);
  }
  
  .stats-grid {
    grid-template-columns: 1fr 1fr;
  }
  
  .top-bar {
    padding: 0 var(--spacing-md);
  }
}

/* Utility Classes */
.text-muted { color: var(--text-muted); }
.text-secondary { color: var(--text-secondary); }
.text-primary { color: var(--text-primary); }
.text-accent { color: var(--accent-primary); }
.text-success { color: var(--success); }
.text-warning { color: var(--warning); }
.text-danger { color: var(--danger); }

.mt-sm { margin-top: var(--spacing-sm); }
.mt-md { margin-top: var(--spacing-md); }
.mt-lg { margin-top: var(--spacing-lg); }
.mb-sm { margin-bottom: var(--spacing-sm); }
.mb-md { margin-bottom: var(--spacing-md); }
.mb-lg { margin-bottom: var(--spacing-lg); }

.flex { display: flex; }
.flex-col { flex-direction: column; }
.items-center { align-items: center; }
.justify-between { justify-content: space-between; }
.gap-sm { gap: var(--spacing-sm); }
.gap-md { gap: var(--spacing-md); }

.hidden { display: none; }
.truncate {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}