/* ==========================================================================
   DEVSTUDIO — MASTER ADMIN OPERATIONS PORTAL STYLESHEET
   RBAC Dashboard, Payment Ledger Audit, Product CRUD, Orders & Media Engine
   ========================================================================== */

/* 1. Root & Admin Theme Overrides */
:root {
  --admin-sidebar-width: 260px;
  --admin-topbar-height: 64px;
  --admin-bg: #f4f6f8;
  --admin-surface: #ffffff;
  --admin-sidebar-bg: #090a0f;
  --admin-sidebar-hover: #141721;
  --admin-sidebar-active: #0066cc;
  --admin-border: #e2e8f0;
  --admin-text-main: #0f172a;
  --admin-text-muted: #64748b;
}

/* 2. Admin Layout Shell */
.admin-body {
  background-color: var(--admin-bg);
  color: var(--admin-text-main);
  font-family: var(--ds-font-sans);
  display: flex;
  min-height: 100vh;
  margin: 0;
}

/* 3. Fixed Left Sidebar */
.admin-sidebar {
  width: var(--admin-sidebar-width);
  background-color: var(--admin-sidebar-bg);
  color: #f8fafc;
  display: flex;
  flex-direction: column;
  position: fixed;
  top: 0;
  left: 0;
  bottom: 0;
  z-index: 100;
  border-right: 1px solid rgba(255, 255, 255, 0.08);
  transition: transform var(--ds-transition-base);
}

.admin-sidebar-header {
  height: var(--admin-topbar-height);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 20px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.admin-sidebar-logo {
  font-size: 1.125rem;
  font-weight: var(--ds-font-weight-bold);
  color: #ffffff;
  display: flex;
  align-items: center;
  gap: 8px;
}

.admin-portal-tag {
  font-size: 0.625rem;
  font-weight: var(--ds-font-weight-bold);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  background-color: var(--ds-brand-accent);
  color: #ffffff;
  padding: 2px 6px;
  border-radius: var(--ds-radius-xs);
}

.admin-sidebar-nav {
  flex: 1;
  overflow-y: auto;
  padding: 16px 12px;
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.nav-section-title {
  font-size: 0.6875rem;
  font-weight: var(--ds-font-weight-bold);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: #64748b;
  padding: 0 10px;
  margin-bottom: 6px;
}

.admin-nav-group {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.admin-nav-link {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 9px 12px;
  border-radius: var(--ds-radius-sm);
  font-size: 0.84375rem;
  font-weight: var(--ds-font-weight-medium);
  color: #94a3b8;
  transition: all var(--ds-transition-fast);
  text-decoration: none;
  position: relative;
}

.admin-nav-link svg {
  flex-shrink: 0;
  color: #64748b;
}

.admin-nav-link:hover {
  background-color: var(--admin-sidebar-hover);
  color: #ffffff;
}

.admin-nav-link:hover svg {
  color: #ffffff;
}

.admin-nav-link.active {
  background-color: var(--admin-sidebar-active);
  color: #ffffff;
  font-weight: var(--ds-font-weight-semibold);
}

.admin-nav-link.active svg {
  color: #ffffff;
}

.admin-badge-count {
  margin-left: auto;
  background-color: #ef4444;
  color: #ffffff;
  font-size: 0.6875rem;
  font-weight: var(--ds-font-weight-bold);
  padding: 2px 6px;
  border-radius: var(--ds-radius-full);
}

.admin-sidebar-footer {
  padding: 16px 20px;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.admin-user-info {
  display: flex;
  align-items: center;
  gap: 10px;
  min-width: 0;
}

.admin-user-avatar {
  width: 34px;
  height: 34px;
  border-radius: var(--ds-radius-full);
  background-color: var(--ds-brand-accent);
  color: #ffffff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.8125rem;
  font-weight: var(--ds-font-weight-bold);
  flex-shrink: 0;
}

.admin-user-details {
  display: flex;
  flex-direction: column;
  min-width: 0;
}

.admin-user-name {
  font-size: 0.8125rem;
  font-weight: var(--ds-font-weight-semibold);
  color: #ffffff;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.admin-user-role {
  font-size: 0.6875rem;
  color: #64748b;
}

/* 4. Main Admin Content Area & Topbar */
.admin-main-wrapper {
  flex: 1;
  margin-left: var(--admin-sidebar-width);
  display: flex;
  flex-direction: column;
  min-height: 100vh;
}

.admin-topbar {
  height: var(--admin-topbar-height);
  background-color: var(--admin-surface);
  border-bottom: 1px solid var(--admin-border);
  padding: 0 28px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  position: sticky;
  top: 0;
  z-index: 90;
}

.admin-topbar-left {
  display: flex;
  align-items: center;
  gap: 16px;
}

.admin-menu-toggle {
  display: none;
}

.admin-page-heading {
  font-size: 1.25rem;
  font-weight: var(--ds-font-weight-bold);
  color: var(--admin-text-main);
  margin: 0;
}

.admin-topbar-right {
  display: flex;
  align-items: center;
  gap: 16px;
}

.admin-view-store-link {
  font-size: 0.8125rem;
  font-weight: var(--ds-font-weight-semibold);
  color: var(--ds-brand-accent);
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.admin-view-store-link:hover {
  text-decoration: underline;
}

.admin-content-padding {
  padding: 28px;
  flex: 1;
}

/* 5. Metrics KPI Cards Grid */
.kpi-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
  margin-bottom: 28px;
}

.kpi-card {
  background-color: var(--admin-surface);
  border: 1px solid var(--admin-border);
  border-radius: var(--ds-radius-lg);
  padding: 22px;
  display: flex;
  flex-direction: column;
  position: relative;
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.04);
}

.kpi-card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 12px;
}

.kpi-title {
  font-size: 0.8125rem;
  font-weight: var(--ds-font-weight-semibold);
  color: var(--admin-text-muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.kpi-icon {
  width: 36px;
  height: 36px;
  border-radius: var(--ds-radius-sm);
  background-color: #f1f5f9;
  color: var(--admin-text-main);
  display: flex;
  align-items: center;
  justify-content: center;
}

.kpi-value {
  font-size: 1.75rem;
  font-weight: var(--ds-font-weight-bold);
  color: var(--admin-text-main);
  letter-spacing: -0.02em;
  margin-bottom: 4px;
}

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

/* 6. Admin Table Cards & Toolbars */
.admin-card {
  background-color: var(--admin-surface);
  border: 1px solid var(--admin-border);
  border-radius: var(--ds-radius-lg);
  overflow: hidden;
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.04);
  margin-bottom: 28px;
}

.admin-card-header {
  padding: 20px 24px;
  border-bottom: 1px solid var(--admin-border);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
}

.admin-card-title {
  font-size: 1.0625rem;
  font-weight: var(--ds-font-weight-bold);
  color: var(--admin-text-main);
  margin: 0;
}

.admin-toolbar-row {
  padding: 16px 24px;
  background-color: #f8fafc;
  border-bottom: 1px solid var(--admin-border);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
}

.toolbar-search-input {
  max-width: 320px;
  width: 100%;
}

.table-responsive {
  width: 100%;
  overflow-x: auto;
}

.admin-table {
  width: 100%;
  border-collapse: collapse;
  text-align: left;
  font-size: 0.875rem;
}

.admin-table th {
  padding: 12px 20px;
  background-color: #f8fafc;
  font-size: 0.75rem;
  font-weight: var(--ds-font-weight-bold);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--admin-text-muted);
  border-bottom: 1px solid var(--admin-border);
  white-space: nowrap;
}

.admin-table td {
  padding: 14px 20px;
  border-bottom: 1px solid var(--admin-border);
  color: var(--admin-text-main);
  vertical-align: middle;
}

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

.admin-table tr:hover td {
  background-color: #f8fafc;
}

/* Status Badges */
.status-pill-admin {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 3px 10px;
  border-radius: var(--ds-radius-full);
  font-size: 0.75rem;
  font-weight: var(--ds-font-weight-semibold);
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.status-pill-pending {
  background-color: #fef3c7;
  color: #92400e;
  border: 1px solid #fde68a;
}

.status-pill-approved, .status-pill-paid, .status-pill-confirmed {
  background-color: #dcfce7;
  color: #166534;
  border: 1px solid #bbf7d0;
}

.status-pill-rejected, .status-pill-cancelled {
  background-color: #fee2e2;
  color: #991b1b;
  border: 1px solid #fecaca;
}

.status-pill-review {
  background-color: #e0f2fe;
  color: #075985;
  border: 1px solid #bae6fd;
}

/* 7. Action Button Groups */
.admin-action-btns {
  display: flex;
  align-items: center;
  gap: 8px;
}

.btn-admin-sm {
  padding: 4px 10px;
  font-size: 0.75rem;
  border-radius: var(--ds-radius-xs);
}

.btn-approve {
  background-color: #0e8345;
  color: #ffffff;
  border: 1px solid #0e8345;
}

.btn-approve:hover {
  background-color: #0b6837;
}

.btn-reject {
  background-color: #dc2626;
  color: #ffffff;
  border: 1px solid #dc2626;
}

.btn-reject:hover {
  background-color: #b91c1c;
}

/* 8. Modals & Proof Preview Overlay */
.admin-modal-backdrop {
  position: fixed;
  inset: 0;
  background-color: rgba(15, 23, 42, 0.7);
  backdrop-filter: blur(4px);
  z-index: 200;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
  opacity: 0;
  visibility: hidden;
  transition: opacity var(--ds-transition-base), visibility var(--ds-transition-base);
}

.admin-modal-backdrop.is-active {
  opacity: 1;
  visibility: visible;
}

.admin-modal-dialog {
  background-color: #ffffff;
  border-radius: var(--ds-radius-lg);
  max-width: 600px;
  width: 100%;
  box-shadow: var(--ds-shadow-xl);
  overflow: hidden;
}

.admin-modal-header {
  padding: 18px 24px;
  border-bottom: 1px solid var(--admin-border);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.admin-modal-body {
  padding: 24px;
  max-height: 80vh;
  overflow-y: auto;
}

.admin-modal-footer {
  padding: 16px 24px;
  border-top: 1px solid var(--admin-border);
  background-color: #f8fafc;
  display: flex;
  justify-content: flex-end;
  gap: 10px;
}

.proof-preview-image {
  max-width: 100%;
  max-height: 480px;
  object-fit: contain;
  border-radius: var(--ds-radius-sm);
  border: 1px solid var(--admin-border);
  display: block;
  margin: 0 auto;
}

/* 9. Responsive Adaptations */
@media (max-width: 1024px) {
  .admin-sidebar {
    transform: translateX(-100%);
  }

  .admin-sidebar.is-active {
    transform: translateX(0);
  }

  .admin-main-wrapper {
    margin-left: 0;
  }

  .admin-menu-toggle {
    display: inline-flex;
  }

  .kpi-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 640px) {
  .kpi-grid {
    grid-template-columns: 1fr;
  }

  .admin-topbar {
    padding: 0 16px;
  }

  .admin-content-padding {
    padding: 16px;
  }
}