/* Modern Dashboard Layout */

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

body {
  font-family: var(--font-family-base);
  font-size: var(--font-size-base);
  line-height: var(--line-height-normal);
  color: var(--color-text-primary);
  background-color: var(--color-surface);
  overflow-x: hidden;
}

/* Dashboard Layout */
.dashboard-wrapper {
  display: flex;
  min-height: 100vh;
  position: relative;
}

/* Sidebar */
.sidebar {
  width: var(--sidebar-width);
  background: var(--color-background);
  border-right: 1px solid var(--color-border);
  position: fixed;
  top: 0;
  left: 0;
  height: 100vh;
  z-index: var(--z-fixed);
  transition: width var(--transition-base);
  display: flex;
  flex-direction: column;
}

.sidebar.collapsed {
  width: var(--sidebar-collapsed-width);
}

.sidebar-header {
  padding: var(--spacing-6);
  border-bottom: 1px solid var(--color-border);
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: var(--header-height);
}

.sidebar-logo {
  display: flex;
  align-items: center;
  text-decoration: none;
  color: var(--color-text-primary);
  font-weight: var(--font-weight-bold);
  font-size: var(--font-size-xl);
}

.sidebar-logo-icon {
  width: 32px;
  height: 32px;
  background: linear-gradient(135deg, var(--color-primary-500), var(--color-primary-600));
  border-radius: var(--radius-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  margin-right: var(--spacing-3);
  flex-shrink: 0;
}

.sidebar.collapsed .sidebar-logo-text {
  display: none;
}

.sidebar-toggle {
  background: none;
  border: none;
  color: var(--color-text-secondary);
  cursor: pointer;
  padding: var(--spacing-2);
  border-radius: var(--radius-md);
  transition: all var(--transition-fast);
}

.sidebar-toggle:hover {
  background: var(--color-surface);
  color: var(--color-text-primary);
}

/* Sidebar Navigation */
.sidebar-nav {
  flex: 1;
  overflow-y: auto;
  padding: var(--spacing-4);
}

.sidebar-nav-section {
  margin-bottom: var(--spacing-6);
}

.sidebar-nav-title {
  font-size: var(--font-size-xs);
  font-weight: var(--font-weight-semibold);
  color: var(--color-text-tertiary);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: var(--spacing-2);
  padding: 0 var(--spacing-3);
}

.sidebar.collapsed .sidebar-nav-title {
  display: none;
}

.sidebar-nav-item {
  display: block;
  padding: var(--spacing-3) var(--spacing-3);
  margin-bottom: var(--spacing-1);
  color: var(--color-text-secondary);
  text-decoration: none;
  border-radius: var(--radius-lg);
  transition: all var(--transition-fast);
  display: flex;
  align-items: center;
  position: relative;
}

.sidebar-nav-item:hover {
  background: var(--color-surface);
  color: var(--color-text-primary);
}

.sidebar-nav-item.active {
  background: var(--color-primary-50);
  color: var(--color-primary-600);
  font-weight: var(--font-weight-medium);
}

.sidebar-nav-item.active::before {
  content: '';
  position: absolute;
  left: 0;
  top: 50%;
  transform: translateY(-50%);
  width: 3px;
  height: 24px;
  background: var(--color-primary-600);
  border-radius: 0 3px 3px 0;
}

.sidebar-nav-icon {
  width: 20px;
  height: 20px;
  margin-right: var(--spacing-3);
  flex-shrink: 0;
}

.sidebar.collapsed .sidebar-nav-text {
  display: none;
}

.sidebar.collapsed .sidebar-nav-item {
  justify-content: center;
  padding: var(--spacing-3);
}

.sidebar.collapsed .sidebar-nav-icon {
  margin-right: 0;
}

/* Sidebar Footer */
.sidebar-footer {
  padding: var(--spacing-4);
  border-top: 1px solid var(--color-border);
}

.sidebar-user {
  display: flex;
  align-items: center;
  padding: var(--spacing-3);
  border-radius: var(--radius-lg);
  transition: all var(--transition-fast);
}

.sidebar-user:hover {
  background: var(--color-surface);
}

.sidebar-user-avatar {
  width: 40px;
  height: 40px;
  border-radius: var(--radius-full);
  background: linear-gradient(135deg, var(--color-primary-400), var(--color-primary-600));
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-weight: var(--font-weight-semibold);
  margin-right: var(--spacing-3);
  flex-shrink: 0;
}

.sidebar.collapsed .sidebar-user-info {
  display: none;
}

.sidebar-user-name {
  font-weight: var(--font-weight-medium);
  color: var(--color-text-primary);
  font-size: var(--font-size-sm);
}

.sidebar-user-role {
  font-size: var(--font-size-xs);
  color: var(--color-text-tertiary);
}

/* Main Content Area */
.main-content {
  flex: 1;
  margin-left: var(--sidebar-width);
  transition: margin-left var(--transition-base);
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

.sidebar.collapsed ~ .main-content {
  margin-left: var(--sidebar-collapsed-width);
}

/* Header */
.header {
  background: var(--color-background);
  border-bottom: 1px solid var(--color-border);
  height: var(--header-height);
  display: flex;
  align-items: center;
  padding: 0 var(--spacing-6);
  position: sticky;
  top: 0;
  z-index: var(--z-sticky);
}

.header-content {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
}

.header-breadcrumb {
  display: flex;
  align-items: center;
  gap: var(--spacing-2);
  font-size: var(--font-size-sm);
}

.breadcrumb-separator {
  color: var(--color-text-tertiary);
}

.breadcrumb-item {
  color: var(--color-text-secondary);
  text-decoration: none;
  transition: color var(--transition-fast);
}

.breadcrumb-item:hover {
  color: var(--color-primary-600);
}

.breadcrumb-item.active {
  color: var(--color-text-primary);
  font-weight: var(--font-weight-medium);
}

.header-actions {
  display: flex;
  align-items: center;
  gap: var(--spacing-3);
}

.header-action-btn {
  width: 40px;
  height: 40px;
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-border);
  background: var(--color-background);
  color: var(--color-text-secondary);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: all var(--transition-fast);
  position: relative;
}

.header-action-btn:hover {
  border-color: var(--color-primary-500);
  color: var(--color-primary-600);
  background: var(--color-primary-50);
}

.notification-badge {
  position: absolute;
  top: 6px;
  right: 6px;
  width: 8px;
  height: 8px;
  background: var(--color-danger-500);
  border-radius: var(--radius-full);
  border: 2px solid var(--color-background);
}

/* Page Content */
.page-content {
  flex: 1;
  padding: var(--spacing-6);
}

.page-header {
  margin-bottom: var(--spacing-6);
}

.page-title {
  font-size: var(--font-size-2xl);
  font-weight: var(--font-weight-bold);
  color: var(--color-text-primary);
  margin-bottom: var(--spacing-2);
}

.page-description {
  color: var(--color-text-secondary);
  font-size: var(--font-size-sm);
}

/* Cards */
.card {
  background: var(--color-background);
  border-radius: var(--radius-xl);
  border: 1px solid var(--color-border);
  padding: var(--spacing-6);
  margin-bottom: var(--spacing-6);
  transition: all var(--transition-fast);
}

.card:hover {
  box-shadow: var(--shadow-sm);
}

.card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: var(--spacing-4);
  padding-bottom: var(--spacing-4);
  border-bottom: 1px solid var(--color-border-light);
}

.card-title {
  font-size: var(--font-size-lg);
  font-weight: var(--font-weight-semibold);
  color: var(--color-text-primary);
}

.card-actions {
  display: flex;
  gap: var(--spacing-2);
}

/* Statistics Cards */
.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: var(--spacing-6);
  margin-bottom: var(--spacing-8);
}

.stat-card {
  background: var(--color-background);
  border-radius: var(--radius-xl);
  border: 1px solid var(--color-border);
  padding: var(--spacing-5);
  display: flex;
  align-items: center;
  transition: all var(--transition-base);
  cursor: pointer;
}

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

.stat-icon {
  width: 56px;
  height: 56px;
  border-radius: var(--radius-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-right: var(--spacing-4);
  flex-shrink: 0;
}

.stat-icon.primary {
  background: var(--color-primary-50);
  color: var(--color-primary-600);
}

.stat-icon.success {
  background: var(--color-success-50);
  color: var(--color-success-600);
}

.stat-icon.warning {
  background: var(--color-warning-50);
  color: var(--color-warning-600);
}

.stat-icon.info {
  background: var(--color-info-50);
  color: var(--color-info-600);
}

.stat-content {
  flex: 1;
}

.stat-label {
  font-size: var(--font-size-sm);
  color: var(--color-text-secondary);
  margin-bottom: var(--spacing-1);
}

.stat-value {
  font-size: var(--font-size-2xl);
  font-weight: var(--font-weight-bold);
  color: var(--color-text-primary);
  line-height: 1;
}

.stat-change {
  display: inline-flex;
  align-items: center;
  font-size: var(--font-size-xs);
  margin-top: var(--spacing-2);
  padding: var(--spacing-1) var(--spacing-2);
  border-radius: var(--radius-md);
}

.stat-change.positive {
  color: var(--color-success-600);
  background: var(--color-success-50);
}

.stat-change.negative {
  color: var(--color-danger-600);
  background: var(--color-danger-50);
}

/* Responsive Design */
@media (max-width: 768px) {
  .sidebar {
    transform: translateX(-100%);
  }
  
  .sidebar.open {
    transform: translateX(0);
  }
  
  .main-content {
    margin-left: 0;
  }
  
  .sidebar.collapsed ~ .main-content {
    margin-left: 0;
  }
  
  .stats-grid {
    grid-template-columns: 1fr;
  }
}

/* Animations */
@keyframes slideIn {
  from {
    opacity: 0;
    transform: translateY(-10px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.animate-slide-in {
  animation: slideIn var(--transition-base);
}