/**
 * Eyexapp Admin - Dashboard & Layout Styles
 */

/* Admin Layout */
.admin-layout {
  display: flex;
  min-height: 100vh;
}

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

.sidebar-collapsed .sidebar {
  transform: translateX(-100%);
}

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

.sidebar-logo {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
}

.sidebar-logo svg {
  width: 32px;
  height: 32px;
  fill: var(--heading-color);
}

.sidebar-logo-text {
  font-family: var(--font-heading);
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--heading-color);
  letter-spacing: 0.5px;
}

.sidebar-close {
  display: none;
  width: 32px;
  height: 32px;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-md);
  color: var(--text-color);
  transition: background var(--transition-fast);
}

.sidebar-close:hover {
  background: var(--bg-tertiary);
}

.sidebar-close svg {
  width: 20px;
  height: 20px;
}

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

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

.nav-section-title {
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 1px;
  color: var(--text-color);
  opacity: 0.5;
  margin-bottom: var(--spacing-md);
  padding: 0 var(--spacing-md);
}

.nav-menu {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-xs);
}

.nav-item {
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
  padding: var(--spacing-md);
  border-radius: var(--radius-md);
  color: var(--text-color);
  transition: all var(--transition-fast);
  position: relative;
}

.nav-item svg {
  width: 20px;
  height: 20px;
  flex-shrink: 0;
  opacity: 0.6;
  transition: opacity var(--transition-fast);
}

.nav-item span {
  font-size: 0.9375rem;
}

.nav-item:hover {
  background: var(--bg-tertiary);
  color: var(--heading-color);
}

.nav-item:hover svg {
  opacity: 1;
}

.nav-item.active {
  background: var(--heading-color);
  color: var(--bg-color);
}

.nav-item.active svg {
  opacity: 1;
}

/* Badge */
.nav-badge {
  margin-left: auto;
  padding: 2px 8px;
  background: var(--accent-color);
  color: var(--bg-color);
  font-size: 0.75rem;
  font-weight: 600;
  border-radius: var(--radius-full);
}

.nav-item.active .nav-badge {
  background: var(--bg-color);
  color: var(--heading-color);
}

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

.user-menu {
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
  padding: var(--spacing-md);
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: background var(--transition-fast);
}

.user-menu:hover {
  background: var(--bg-tertiary);
}

.user-avatar {
  width: 40px;
  height: 40px;
  border-radius: var(--radius-full);
  background: var(--bg-tertiary);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--heading-color);
  font-weight: 600;
  font-size: 0.875rem;
  overflow: hidden;
}

.user-avatar img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.user-info {
  flex: 1;
  min-width: 0;
}

.user-name {
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--heading-color);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.user-role {
  font-size: 0.75rem;
  color: var(--text-color);
  opacity: 0.7;
}

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

.sidebar-collapsed .main-content {
  margin-left: 0;
}

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

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

.btn-menu {
  display: none;
  width: 40px;
  height: 40px;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-md);
  color: var(--text-color);
  transition: background var(--transition-fast);
}

.btn-menu:hover {
  background: var(--bg-tertiary);
}

.btn-menu svg {
  width: 24px;
  height: 24px;
}

.page-title {
  font-size: 1.25rem;
  font-weight: 600;
}

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

/* Header Actions */
.header-actions {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
}

.btn-icon {
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-md);
  color: var(--text-color);
  transition: all var(--transition-fast);
  position: relative;
}

.btn-icon:hover {
  background: var(--bg-tertiary);
  color: var(--heading-color);
}

.btn-icon svg {
  width: 20px;
  height: 20px;
}

.notification-dot {
  position: absolute;
  top: 8px;
  right: 8px;
  width: 8px;
  height: 8px;
  background: var(--error-color);
  border-radius: 50%;
}

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

/* Page Header */
.page-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: var(--spacing-xl);
  flex-wrap: wrap;
  gap: var(--spacing-md);
}

.page-header-content {
  flex: 1;
  min-width: 0;
}

.page-header h1 {
  font-size: 1.5rem;
  margin-bottom: var(--spacing-xs);
}

.page-description {
  color: var(--text-color);
  font-size: 0.9375rem;
}

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

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

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

.card-title {
  font-size: 1rem;
  font-weight: 600;
}

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

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

/* Stats Grid */
.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: var(--spacing-lg);
  margin-bottom: var(--spacing-xl);
}

.stat-card {
  display: flex;
  align-items: center;
  gap: var(--spacing-lg);
  padding: var(--spacing-lg);
}

.stat-icon {
  width: 56px;
  height: 56px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-md);
  background: var(--bg-tertiary);
  color: var(--heading-color);
}

.stat-icon svg {
  width: 24px;
  height: 24px;
}

.stat-content {
  flex: 1;
}

.stat-value {
  font-size: 1.75rem;
  font-weight: 700;
  color: var(--heading-color);
  line-height: 1;
  margin-bottom: var(--spacing-xs);
}

.stat-label {
  font-size: 0.875rem;
  color: var(--text-color);
}

.stat-trend {
  display: flex;
  align-items: center;
  gap: 4px;
  font-size: 0.75rem;
  margin-top: var(--spacing-xs);
}

.stat-trend.up {
  color: var(--success-color);
}

.stat-trend.down {
  color: var(--error-color);
}

.stat-trend svg {
  width: 12px;
  height: 12px;
}

/* Buttons */
.btn-secondary {
  background: var(--bg-tertiary);
  color: var(--heading-color);
  border: 1px solid var(--border-color);
}

.btn-secondary:hover:not(:disabled) {
  background: var(--border-color);
}

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

.btn-danger {
  background: var(--error-color);
  color: white;
}

.btn-sm {
  padding: var(--spacing-sm) var(--spacing-md);
  font-size: 0.875rem;
}

.btn-lg {
  padding: var(--spacing-lg) var(--spacing-xl);
  font-size: 1.125rem;
}

/* Responsive */
@media (max-width: 1024px) {
  .sidebar {
    transform: translateX(-100%);
  }

  .sidebar.open {
    transform: translateX(0);
  }

  .sidebar-close {
    display: flex;
  }

  .main-content {
    margin-left: 0;
  }

  .btn-menu {
    display: flex;
  }
}

@media (max-width: 768px) {
  .page-content {
    padding: var(--spacing-md);
  }

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

  .page-header-actions {
    width: 100%;
    justify-content: flex-end;
  }
}