/* Admin Panel - Classic Elegant Theme
 * Style: Modern Classic / Art Deco Lite
 * Palette: Ivory, cream, warm browns, gold accents
 */

/* ============================================
   CSS Variables - Admin Theme
   ============================================ */
:root {
  /* Primary colors - Classic Elegant */
  --admin-bg: #FDFBF7;
  --admin-bg-alt: #F8F5EE;
  --admin-sidebar: #F5F0E6;
  --admin-sidebar-hover: #EDE6D6;
  --admin-border: #E8E0D0;
  --admin-border-light: #F0E8D8;

  /* Text colors */
  --admin-text: #2C2416;
  --admin-text-secondary: #5C5040;
  --admin-text-muted: #8B7D6B;

  /* Accent colors - Gold */
  --admin-accent: #B8860B;
  --admin-accent-light: #D4AF37;
  --admin-accent-hover: #9A7209;
  --admin-accent-bg: rgba(184, 134, 11, 0.1);

  /* Status colors - Muted */
  --admin-success: #5D8A5D;
  --admin-success-bg: rgba(93, 138, 93, 0.12);
  --admin-warning: #B8860B;
  --admin-warning-bg: rgba(184, 134, 11, 0.12);
  --admin-error: #A65D57;
  --admin-error-bg: rgba(166, 93, 87, 0.12);
  --admin-info: #5D7A8A;
  --admin-info-bg: rgba(93, 122, 138, 0.12);

  /* Shadows */
  --admin-shadow-sm: 0 1px 3px rgba(44, 36, 22, 0.06);
  --admin-shadow-md: 0 4px 12px rgba(44, 36, 22, 0.08);
  --admin-shadow-lg: 0 8px 24px rgba(44, 36, 22, 0.12);

  /* Typography */
  --admin-font-heading: 'Cormorant Garamond', Georgia, 'Times New Roman', serif;
  --admin-font-body: 'Source Sans 3', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;

  /* Spacing */
  --admin-radius-sm: 4px;
  --admin-radius-md: 8px;
  --admin-radius-lg: 12px;
}

/* ============================================
   Base Styles
   ============================================ */
.admin-layout {
  font-family: var(--admin-font-body);
  background: var(--admin-bg);
  color: var(--admin-text);
  min-height: 100vh;
}

/* ============================================
   Navbar
   ============================================ */
.admin-navbar {
  background: linear-gradient(180deg, #FFFFFF 0%, var(--admin-bg) 100%);
  border-bottom: 1px solid var(--admin-border);
  position: sticky;
  top: 0;
  z-index: 100;
  box-shadow: var(--admin-shadow-sm);
}

.admin-navbar-inner {
  max-width: 1600px;
  margin: 0 auto;
  padding: 0 1.5rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 68px;
}

.admin-logo {
  display: flex;
  align-items: center;
  gap: 1rem;
  text-decoration: none;
}

.admin-logo img {
  height: 36px;
  width: auto;
}

.admin-badge {
  font-family: var(--admin-font-heading);
  font-weight: 600;
  font-size: 0.8125rem;
  padding: 0.375rem 0.75rem;
  background: var(--admin-accent-bg);
  border: 1px solid var(--admin-accent);
  border-radius: var(--admin-radius-sm);
  color: var(--admin-accent);
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.admin-user-section {
  display: flex;
  align-items: center;
  gap: 1.5rem;
}

.admin-user-email {
  color: var(--admin-text-secondary);
  font-size: 0.875rem;
}

.admin-nav-link {
  color: var(--admin-accent);
  text-decoration: none;
  font-size: 0.875rem;
  font-weight: 500;
  transition: color 0.2s;
}

.admin-nav-link:hover {
  color: var(--admin-accent-hover);
}

.admin-logout-btn {
  background: none;
  border: 1px solid var(--admin-border);
  border-radius: var(--admin-radius-sm);
  padding: 0.5rem 1rem;
  color: var(--admin-text-muted);
  cursor: pointer;
  font-size: 0.875rem;
  transition: all 0.2s;
}

.admin-logout-btn:hover {
  border-color: var(--admin-accent);
  color: var(--admin-accent);
}

/* ============================================
   Layout Container
   ============================================ */
.admin-container {
  display: flex;
  min-height: calc(100vh - 68px);
}

/* ============================================
   Sidebar
   ============================================ */
.admin-sidebar {
  width: 280px;
  background: var(--admin-sidebar);
  border-right: 1px solid var(--admin-border);
  flex-shrink: 0;
  overflow-y: auto;
  max-height: calc(100vh - 68px);
}

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

.admin-sidebar-section {
  padding: 1.25rem 1.5rem 0.5rem;
  font-family: var(--admin-font-heading);
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--admin-text-muted);
}

.admin-sidebar-divider {
  margin: 0.75rem 1.5rem;
  border: 0;
  border-top: 1px solid var(--admin-border);
}

.admin-sidebar-link {
  display: flex;
  align-items: center;
  gap: 0.875rem;
  padding: 0.625rem 1.5rem;
  text-decoration: none;
  color: var(--admin-text-secondary);
  font-size: 0.9375rem;
  transition: all 0.2s;
  border-left: 3px solid transparent;
  margin: 0.125rem 0;
}

.admin-sidebar-link:hover {
  background: var(--admin-sidebar-hover);
  color: var(--admin-text);
  border-left-color: var(--admin-border);
}

.admin-sidebar-link.active {
  background: var(--admin-accent-bg);
  color: var(--admin-accent);
  border-left-color: var(--admin-accent);
  font-weight: 500;
}

.admin-sidebar-link svg {
  width: 18px;
  height: 18px;
  opacity: 0.75;
}

.admin-sidebar-link.active svg {
  opacity: 1;
}

/* ============================================
   Main Content
   ============================================ */
.admin-main {
  flex: 1;
  padding: 2rem;
  overflow-x: auto;
  min-width: 0;
}

/* ============================================
   Page Header
   ============================================ */
.admin-page-header {
  margin-bottom: 2rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 1rem;
}

.admin-page-title {
  font-family: var(--admin-font-heading);
  font-size: 2rem;
  font-weight: 600;
  color: var(--admin-text);
  margin: 0;
  letter-spacing: -0.01em;
}

.admin-page-subtitle {
  color: var(--admin-text-muted);
  font-size: 1rem;
  margin: 0.5rem 0 0;
}

/* ============================================
   Cards
   ============================================ */
.admin-card {
  background: #FFFFFF;
  border: 1px solid var(--admin-border);
  border-radius: var(--admin-radius-lg);
  box-shadow: var(--admin-shadow-sm);
  overflow: hidden;
}

.admin-card-header {
  padding: 1.25rem 1.5rem;
  border-bottom: 1px solid var(--admin-border-light);
  background: linear-gradient(180deg, #FFFFFF 0%, var(--admin-bg-alt) 100%);
}

.admin-card-title {
  font-family: var(--admin-font-heading);
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--admin-text);
  margin: 0;
}

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

/* ============================================
   Stats Cards
   ============================================ */
.admin-stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 1.5rem;
  margin-bottom: 2rem;
}

.admin-stat-card {
  background: #FFFFFF;
  border: 1px solid var(--admin-border);
  border-radius: var(--admin-radius-lg);
  padding: 1.5rem;
  display: flex;
  align-items: flex-start;
  gap: 1rem;
  transition: all 0.2s;
}

.admin-stat-card:hover {
  box-shadow: var(--admin-shadow-md);
  border-color: var(--admin-accent-light);
}

.admin-stat-icon {
  width: 48px;
  height: 48px;
  border-radius: var(--admin-radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--admin-accent-bg);
  color: var(--admin-accent);
}

.admin-stat-icon.success {
  background: var(--admin-success-bg);
  color: var(--admin-success);
}

.admin-stat-icon.info {
  background: var(--admin-info-bg);
  color: var(--admin-info);
}

.admin-stat-icon.warning {
  background: var(--admin-warning-bg);
  color: var(--admin-warning);
}

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

.admin-stat-value {
  font-family: var(--admin-font-heading);
  font-size: 1.75rem;
  font-weight: 600;
  color: var(--admin-text);
  line-height: 1.2;
}

.admin-stat-label {
  font-size: 0.875rem;
  color: var(--admin-text-muted);
  margin-top: 0.25rem;
}

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

.admin-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.9375rem;
}

.admin-table thead {
  background: var(--admin-bg-alt);
}

.admin-table th {
  padding: 1rem 1.25rem;
  text-align: left;
  font-weight: 600;
  color: var(--admin-text-secondary);
  font-size: 0.8125rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  border-bottom: 2px solid var(--admin-border);
}

.admin-table td {
  padding: 1rem 1.25rem;
  border-bottom: 1px solid var(--admin-border-light);
  color: var(--admin-text);
  vertical-align: middle;
}

.admin-table tbody tr {
  transition: background 0.2s;
}

.admin-table tbody tr:hover {
  background: var(--admin-bg-alt);
}

.admin-table tbody tr:last-child td {
  border-bottom: none;
}

/* ============================================
   Buttons
   ============================================ */
.admin-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.625rem 1.25rem;
  font-size: 0.9375rem;
  font-weight: 500;
  border-radius: var(--admin-radius-md);
  text-decoration: none;
  cursor: pointer;
  transition: all 0.2s;
  border: 1px solid transparent;
}

.admin-btn-primary {
  background: linear-gradient(135deg, var(--admin-accent) 0%, var(--admin-accent-light) 100%);
  color: #FFFFFF;
  border-color: var(--admin-accent);
  box-shadow: 0 2px 4px rgba(184, 134, 11, 0.25);
}

.admin-btn-primary:hover {
  background: linear-gradient(135deg, var(--admin-accent-hover) 0%, var(--admin-accent) 100%);
  box-shadow: 0 4px 8px rgba(184, 134, 11, 0.35);
  transform: translateY(-1px);
}

.admin-btn-secondary {
  background: #FFFFFF;
  color: var(--admin-text-secondary);
  border-color: var(--admin-border);
}

.admin-btn-secondary:hover {
  background: var(--admin-bg-alt);
  border-color: var(--admin-accent);
  color: var(--admin-accent);
}

.admin-btn-danger {
  background: #FFFFFF;
  color: var(--admin-error);
  border-color: var(--admin-error);
}

.admin-btn-danger:hover {
  background: var(--admin-error);
  color: #FFFFFF;
}

.admin-btn-sm {
  padding: 0.375rem 0.75rem;
  font-size: 0.8125rem;
}

.admin-btn-icon {
  padding: 0.5rem;
  border-radius: var(--admin-radius-sm);
}

/* ============================================
   Badges / Status
   ============================================ */
.admin-badge-status {
  display: inline-flex;
  align-items: center;
  padding: 0.25rem 0.75rem;
  font-size: 0.75rem;
  font-weight: 600;
  border-radius: 9999px;
  text-transform: uppercase;
  letter-spacing: 0.025em;
}

.admin-badge-success {
  background: var(--admin-success-bg);
  color: var(--admin-success);
}

.admin-badge-warning {
  background: var(--admin-warning-bg);
  color: var(--admin-warning);
}

.admin-badge-error {
  background: var(--admin-error-bg);
  color: var(--admin-error);
}

.admin-badge-info {
  background: var(--admin-info-bg);
  color: var(--admin-info);
}

.admin-badge-muted {
  background: var(--admin-bg-alt);
  color: var(--admin-text-muted);
}

/* ============================================
   Forms
   ============================================ */
.admin-form-group {
  margin-bottom: 1.5rem;
}

.admin-form-label {
  display: block;
  font-weight: 600;
  color: var(--admin-text);
  margin-bottom: 0.5rem;
  font-size: 0.9375rem;
}

.admin-form-label small {
  font-weight: 400;
  color: var(--admin-text-muted);
}

.admin-form-input,
.admin-form-select,
.admin-form-textarea {
  width: 100%;
  padding: 0.75rem 1rem;
  font-size: 0.9375rem;
  border: 1px solid var(--admin-border);
  border-radius: var(--admin-radius-md);
  background: #FFFFFF;
  color: var(--admin-text);
  transition: all 0.2s;
}

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

.admin-form-textarea {
  min-height: 120px;
  resize: vertical;
}

.admin-form-hint {
  margin-top: 0.5rem;
  font-size: 0.8125rem;
  color: var(--admin-text-muted);
}

.admin-form-error {
  margin-top: 0.5rem;
  font-size: 0.8125rem;
  color: var(--admin-error);
}

/* Checkbox & Radio */
.admin-form-checkbox {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  cursor: pointer;
}

.admin-form-checkbox input[type="checkbox"],
.admin-form-checkbox input[type="radio"] {
  width: 18px;
  height: 18px;
  accent-color: var(--admin-accent);
}

/* ============================================
   Alerts / Flash Messages
   ============================================ */
.admin-alert {
  padding: 1rem 1.25rem;
  border-radius: var(--admin-radius-md);
  margin-bottom: 1.5rem;
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
}

.admin-alert-success {
  background: var(--admin-success-bg);
  border: 1px solid var(--admin-success);
  color: var(--admin-success);
}

.admin-alert-error {
  background: var(--admin-error-bg);
  border: 1px solid var(--admin-error);
  color: var(--admin-error);
}

.admin-alert-warning {
  background: var(--admin-warning-bg);
  border: 1px solid var(--admin-warning);
  color: var(--admin-warning);
}

.admin-alert-info {
  background: var(--admin-info-bg);
  border: 1px solid var(--admin-info);
  color: var(--admin-info);
}

/* ============================================
   Pagination
   ============================================ */
.admin-pagination {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  margin-top: 1.5rem;
}

.admin-pagination a,
.admin-pagination span {
  padding: 0.5rem 0.875rem;
  border: 1px solid var(--admin-border);
  border-radius: var(--admin-radius-sm);
  font-size: 0.875rem;
  text-decoration: none;
  color: var(--admin-text-secondary);
  transition: all 0.2s;
}

.admin-pagination a:hover {
  background: var(--admin-accent-bg);
  border-color: var(--admin-accent);
  color: var(--admin-accent);
}

.admin-pagination .current {
  background: var(--admin-accent);
  border-color: var(--admin-accent);
  color: #FFFFFF;
}

.admin-pagination .disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

/* ============================================
   Empty States
   ============================================ */
.admin-empty-state {
  text-align: center;
  padding: 3rem 2rem;
  color: var(--admin-text-muted);
}

.admin-empty-state-icon {
  font-size: 3rem;
  margin-bottom: 1rem;
  opacity: 0.5;
}

.admin-empty-state-title {
  font-family: var(--admin-font-heading);
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--admin-text-secondary);
  margin-bottom: 0.5rem;
}

.admin-empty-state-text {
  font-size: 0.9375rem;
}

/* ============================================
   Filters Bar
   ============================================ */
.admin-filters {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  padding: 1rem 1.5rem;
  background: var(--admin-bg-alt);
  border-radius: var(--admin-radius-md);
  margin-bottom: 1.5rem;
}

.admin-filter-group {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.admin-filter-label {
  font-size: 0.8125rem;
  color: var(--admin-text-muted);
  white-space: nowrap;
}

.admin-filter-select {
  padding: 0.5rem 0.75rem;
  font-size: 0.875rem;
  border: 1px solid var(--admin-border);
  border-radius: var(--admin-radius-sm);
  background: #FFFFFF;
}

/* ============================================
   Action Bar
   ============================================ */
.admin-actions {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.admin-actions-right {
  margin-left: auto;
}

/* ============================================
   Decorative Elements (Art Deco touches)
   ============================================ */
.admin-deco-line {
  height: 2px;
  background: linear-gradient(90deg, transparent, var(--admin-accent), transparent);
  margin: 1.5rem 0;
}

.admin-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--admin-accent), var(--admin-accent-light), var(--admin-accent));
}

/* ============================================
   Responsive
   ============================================ */
@media (max-width: 1024px) {
  .admin-sidebar {
    width: 240px;
  }

  .admin-main {
    padding: 1.5rem;
  }
}

@media (max-width: 768px) {
  .admin-container {
    flex-direction: column;
  }

  .admin-sidebar {
    width: 100%;
    max-height: none;
    border-right: none;
    border-bottom: 1px solid var(--admin-border);
  }

  .admin-sidebar-nav {
    display: flex;
    flex-wrap: wrap;
    padding: 0.5rem;
  }

  .admin-sidebar-section {
    width: 100%;
    padding: 0.75rem 1rem 0.25rem;
  }

  .admin-sidebar-divider {
    display: none;
  }

  .admin-sidebar-link {
    padding: 0.5rem 0.75rem;
    font-size: 0.8125rem;
    border-left: none;
    border-radius: var(--admin-radius-sm);
  }

  .admin-sidebar-link.active {
    border-left: none;
  }

  .admin-navbar-inner {
    padding: 0 1rem;
  }

  .admin-stats-grid {
    grid-template-columns: 1fr 1fr;
  }
}