/**
 * Современные стили для кастомной админ-панели
 */

:root {
  --admin-sidebar-width: 260px;
  --admin-sidebar-collapsed-width: 80px;
  --admin-header-height: 70px;
  --admin-primary: #6366f1;
  --admin-primary-dark: #4f46e5;
  --admin-bg: #f8fafc;
  --admin-card-bg: #ffffff;
  --admin-border: #e2e8f0;
  --admin-text: #1e293b;
  --admin-text-muted: #64748b;
  --admin-success: #10b981;
  --admin-warning: #f59e0b;
  --admin-danger: #ef4444;
  --admin-info: #3b82f6;
}

.admin-wrapper {
  display: flex;
  min-height: 100vh;
  background: var(--admin-bg);
}

/* Sidebar */
#admin-sidebar-container {
  width: var(--admin-sidebar-width);
  background: var(--admin-card-bg);
  border-right: 1px solid var(--admin-border);
  position: fixed;
  left: 0;
  top: 0;
  height: 100vh;
  overflow-y: auto;
  z-index: 1000;
  transition: width 0.3s ease;
}

.admin-sidebar {
  padding: 0;
  height: 100%;
  display: flex;
  flex-direction: column;
}

.admin-sidebar-header {
  padding: 1.5rem;
  border-bottom: 1px solid var(--admin-border);
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.admin-logo {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  text-decoration: none;
  color: var(--admin-text);
  font-weight: 600;
  font-size: 1.25rem;
}

.admin-logo i {
  font-size: 1.5rem;
  color: var(--admin-primary);
}

.admin-sidebar-nav {
  flex: 1;
  padding: 1rem 0;
}

.admin-nav-item {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.75rem 1.5rem;
  color: var(--admin-text-muted);
  text-decoration: none;
  transition: all 0.2s;
  border-left: 3px solid transparent;
}

.admin-nav-item:hover {
  background: rgba(99, 102, 241, 0.1);
  color: var(--admin-primary);
  border-left-color: var(--admin-primary);
}

.admin-nav-item.active {
  background: rgba(99, 102, 241, 0.1);
  color: var(--admin-primary);
  border-left-color: var(--admin-primary);
  font-weight: 500;
}

.admin-nav-item i {
  font-size: 1.25rem;
}

.admin-sidebar-footer {
  padding: 1rem 0;
  border-top: 1px solid var(--admin-border);
}

/* Header */
#admin-header-container {
  position: fixed;
  top: 0;
  left: var(--admin-sidebar-width);
  right: 0;
  height: var(--admin-header-height);
  background: var(--admin-card-bg);
  border-bottom: 1px solid var(--admin-border);
  z-index: 999;
  transition: left 0.3s ease;
}

.admin-header {
  height: 100%;
}

.admin-header-content {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 2rem;
  height: 100%;
}

.admin-sidebar-toggle {
  background: none;
  border: none;
  font-size: 1.5rem;
  color: var(--admin-text);
  cursor: pointer;
  padding: 0.5rem;
  border-radius: 0.5rem;
  transition: background 0.2s;
}

.admin-sidebar-toggle:hover {
  background: var(--admin-bg);
}

.admin-header-right {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.admin-user-menu {
  position: relative;
  cursor: pointer;
}

.admin-user-info {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.5rem;
  border-radius: 0.5rem;
  transition: background 0.2s;
}

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

.admin-user-avatar {
  width: 40px;
  height: 40px;
  border-radius: 50%;
}

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

.admin-user-name {
  font-weight: 500;
  font-size: 0.875rem;
  color: var(--admin-text);
}

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

.admin-user-dropdown {
  position: absolute;
  top: calc(100% + 0.5rem);
  right: 0;
  background: var(--admin-card-bg);
  border: 1px solid var(--admin-border);
  border-radius: 0.5rem;
  box-shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
  min-width: 200px;
  opacity: 0;
  visibility: hidden;
  transform: translateY(-10px);
  transition: all 0.2s;
}

.admin-user-menu.active .admin-user-dropdown {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.admin-dropdown-item {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.75rem 1rem;
  color: var(--admin-text);
  text-decoration: none;
  transition: background 0.2s;
}

.admin-dropdown-item:hover {
  background: var(--admin-bg);
}

.admin-dropdown-item i {
  font-size: 1.125rem;
}

.admin-dropdown-divider {
  height: 1px;
  background: var(--admin-border);
  margin: 0.5rem 0;
}

/* Content */
.admin-content {
  margin-left: var(--admin-sidebar-width);
  margin-top: var(--admin-header-height);
  padding: 2rem;
  width: calc(100% - var(--admin-sidebar-width));
  transition: margin-left 0.3s ease, width 0.3s ease;
}

.admin-page {
  max-width: 1400px;
  margin: 0 auto;
}

.admin-page-header {
  margin-bottom: 2rem;
}

.admin-page-title {
  font-size: 2rem;
  font-weight: 700;
  color: var(--admin-text);
  margin: 0 0 0.5rem 0;
}

.admin-page-subtitle {
  color: var(--admin-text-muted);
  margin: 0;
}

/* Stats Grid */
.admin-stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 1.5rem;
  margin-bottom: 2rem;
}

.admin-stat-card {
  background: var(--admin-card-bg);
  border: 1px solid var(--admin-border);
  border-radius: 0.75rem;
  padding: 1.5rem;
  display: flex;
  align-items: center;
  gap: 1rem;
  transition: transform 0.2s, box-shadow 0.2s;
}

.admin-stat-card:hover {
  transform: translateY(-2px);
  box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
}

.admin-stat-icon {
  width: 60px;
  height: 60px;
  border-radius: 0.75rem;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  color: white;
}

.admin-stat-content {
  flex: 1;
}

.admin-stat-value {
  font-size: 2rem;
  font-weight: 700;
  color: var(--admin-text);
  margin: 0 0 0.25rem 0;
}

.admin-stat-label {
  font-size: 0.875rem;
  color: var(--admin-text-muted);
  margin: 0 0 0.5rem 0;
}

.admin-stat-meta {
  font-size: 0.75rem;
  color: var(--admin-text-muted);
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

/* Cards */
.admin-grid-2 {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
  gap: 1.5rem;
}

.admin-card {
  background: var(--admin-card-bg);
  border: 1px solid var(--admin-border);
  border-radius: 0.75rem;
  overflow: hidden;
}

.admin-card-header {
  padding: 1.25rem 1.5rem;
  border-bottom: 1px solid var(--admin-border);
}

.admin-card-title {
  font-size: 1.125rem;
  font-weight: 600;
  color: var(--admin-text);
  margin: 0;
}

.admin-card-body {
  padding: 1.5rem;
}

.admin-card-footer {
  padding: 1rem 1.5rem;
  border-top: 1px solid var(--admin-border);
  background: var(--admin-bg);
}

.admin-list {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.admin-list-item {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0.75rem 0;
}

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

.admin-list-value {
  font-weight: 500;
  color: var(--admin-text);
}

/* Collapsed sidebar */
.admin-sidebar-collapsed #admin-sidebar-container {
  width: var(--admin-sidebar-collapsed-width);
}

.admin-sidebar-collapsed #admin-header-container {
  left: var(--admin-sidebar-collapsed-width);
}

.admin-sidebar-collapsed .admin-content {
  margin-left: var(--admin-sidebar-collapsed-width);
  width: calc(100% - var(--admin-sidebar-collapsed-width));
}

.admin-sidebar-collapsed .admin-logo-text,
.admin-sidebar-collapsed .admin-nav-item span {
  display: none;
}

.admin-sidebar-collapsed .admin-nav-item {
  justify-content: center;
  padding: 0.75rem;
}

/* Responsive */
@media (max-width: 768px) {
  #admin-sidebar-container {
    transform: translateX(-100%);
  }
  
  .admin-sidebar-open #admin-sidebar-container {
    transform: translateX(0);
  }
  
  #admin-header-container {
    left: 0;
  }
  
  .admin-content {
    margin-left: 0;
    width: 100%;
    padding: 1rem;
  }
  
  .admin-stats-grid {
    grid-template-columns: 1fr;
  }
  
  .admin-grid-2 {
    grid-template-columns: 1fr;
  }
}

/* Utility classes */
.bg-primary { background: var(--admin-primary); }
.bg-success { background: var(--admin-success); }
.bg-warning { background: var(--admin-warning); }
.bg-danger { background: var(--admin-danger); }
.bg-info { background: var(--admin-info); }

.text-success { color: var(--admin-success); }
.text-warning { color: var(--admin-warning); }
.text-danger { color: var(--admin-danger); }
.text-muted { color: var(--admin-text-muted); }