/* ===== Admin Header ===== */
.admin-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(55, 65, 81, 0.95) !important;
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border-color);
}

.admin-header .logo-text {
  color: #fff;
}

.admin-header nav ul a {
  color: rgba(255, 255, 255, 0.8);
}

.admin-header nav ul a:hover {
  color: #fff;
}

/* ===== Admin Layout ===== */
.admin-wrapper {
  display: flex;
  min-height: calc(100vh - 62px);
}

/* ===== Sidebar ===== */
.admin-sidebar {
  width: 240px;
  min-width: 240px;
  background: var(--bg-secondary);
  border-right: 1px solid var(--border-color);
  padding: 1.25rem 0;
  position: sticky;
  top: 62px;
  height: calc(100vh - 62px);
  overflow-y: auto;
  transition: background-color var(--theme-transition), border-color var(--theme-transition);
}

.sidebar-nav {
  display: flex;
  flex-direction: column;
  gap: 0.15rem;
}

.sidebar-nav a {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.7rem 1.5rem;
  color: var(--text-secondary);
  font-weight: 500;
  font-size: 0.9rem;
  text-decoration: none;
  transition: color 0.2s ease, background-color 0.2s ease;
  border-left: 3px solid transparent;
}

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

.sidebar-nav a.active {
  color: var(--cyber-blue);
  background: var(--bg-primary);
  border-left-color: var(--cyber-blue);
  font-weight: 600;
}

.sidebar-nav a svg {
  flex-shrink: 0;
}

/* ===== Admin Content ===== */
.admin-content {
  flex: 1;
  padding: 2rem 2.5rem;
  max-width: 1200px;
  min-width: 0;
}

.admin-content h1 {
  font-size: 1.75rem;
  margin-bottom: 1.5rem;
  color: var(--text-primary);
}

.admin-content h2 {
  font-size: 1.35rem;
  margin-bottom: 1rem;
}

/* ===== Page Header ===== */
.page-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 1.5rem;
  flex-wrap: wrap;
  gap: 1rem;
}

.page-header h1 {
  margin-bottom: 0;
}

/* ===== Stat Cards ===== */
.stat-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 1.25rem;
  margin-bottom: 2rem;
}

.stat-card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: 12px;
  padding: 1.5rem;
  transition: background-color var(--theme-transition), border-color var(--theme-transition), box-shadow 0.3s ease;
}

.stat-card:hover {
  box-shadow: 0 4px 16px var(--cyber-blue-glow);
  border-color: var(--cyber-blue);
}

.stat-card .stat-label {
  color: var(--text-secondary);
  font-size: 0.85rem;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 0.5rem;
}

.stat-card .stat-value {
  font-size: 2rem;
  font-weight: 700;
  color: var(--text-primary);
  line-height: 1.2;
}

.stat-card .stat-sub {
  color: var(--text-secondary);
  font-size: 0.8rem;
  margin-top: 0.35rem;
}

/* ===== Tables ===== */
.admin-table-wrap {
  overflow-x: auto;
  border: 1px solid var(--border-color);
  border-radius: 12px;
  background: var(--bg-card);
  transition: background-color var(--theme-transition), border-color var(--theme-transition);
}

.admin-table {
  width: 100%;
  border-collapse: collapse;
}

.admin-table th,
.admin-table td {
  padding: 0.75rem 1rem;
  text-align: left;
  border-bottom: 1px solid var(--border-color);
}

.admin-table th {
  font-weight: 600;
  color: var(--text-secondary);
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  background: var(--bg-secondary);
}

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

.admin-table tr:hover td {
  background: var(--bg-secondary);
}

.admin-table td {
  color: var(--text-primary);
  font-size: 0.9rem;
}

/* ===== Status Badges ===== */
.badge {
  display: inline-block;
  padding: 0.2rem 0.6rem;
  border-radius: 999px;
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.03em;
}

.badge-new { background: rgba(46, 134, 193, 0.15); color: var(--cyber-blue); }
.badge-read { background: rgba(107, 114, 128, 0.15); color: var(--text-secondary); }
.badge-replied { background: rgba(16, 185, 129, 0.15); color: #10b981; }
.badge-archived { background: rgba(107, 114, 128, 0.1); color: var(--text-secondary); }
.badge-pending { background: rgba(245, 158, 11, 0.15); color: #f59e0b; }
.badge-completed { background: rgba(16, 185, 129, 0.15); color: #10b981; }
.badge-failed { background: rgba(239, 68, 68, 0.15); color: #ef4444; }
.badge-refunded { background: rgba(139, 92, 246, 0.15); color: #8b5cf6; }

/* ===== Kanban Board ===== */
.kanban-board {
  display: flex;
  gap: 1rem;
  overflow-x: auto;
  padding-bottom: 1rem;
  min-height: 400px;
}

.kanban-column {
  min-width: 240px;
  flex: 1;
  background: var(--bg-secondary);
  border-radius: 10px;
  padding: 1rem;
  display: flex;
  flex-direction: column;
  transition: background-color var(--theme-transition);
}

.kanban-column.drag-over {
  outline: 2px dashed var(--cyber-blue);
  outline-offset: -2px;
}

.kanban-column-header {
  font-weight: 700;
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--text-secondary);
  margin-bottom: 0.75rem;
  padding-bottom: 0.5rem;
  border-bottom: 2px solid var(--cyber-blue);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.kanban-column-header .count {
  background: var(--cyber-blue-glow);
  color: var(--cyber-blue);
  font-size: 0.75rem;
  padding: 0.1rem 0.5rem;
  border-radius: 999px;
}

.kanban-cards {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  min-height: 60px;
}

.kanban-card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: 8px;
  padding: 0.75rem;
  cursor: grab;
  transition: box-shadow 0.2s ease, border-color 0.2s ease, transform 0.2s ease;
}

.kanban-card:hover {
  border-color: var(--cyber-blue);
  box-shadow: 0 2px 8px var(--cyber-blue-glow);
}

.kanban-card.dragging {
  opacity: 0.5;
  transform: rotate(2deg);
}

.kanban-card-title {
  font-weight: 600;
  font-size: 0.9rem;
  color: var(--text-primary);
  margin-bottom: 0.35rem;
}

.kanban-card-meta {
  font-size: 0.8rem;
  color: var(--text-secondary);
}

.kanban-card-value {
  font-weight: 600;
  color: #10b981;
}

/* ===== Forms ===== */
.admin-form {
  max-width: 600px;
}

.admin-form .field {
  margin-bottom: 1.25rem;
}

.admin-form label {
  display: block;
  font-weight: 500;
  font-size: 0.9rem;
  margin-bottom: 0.35rem;
  color: var(--text-primary);
}

.admin-form input,
.admin-form textarea,
.admin-form select {
  width: 100%;
  padding: 0.6rem 0.85rem;
  border: 1px solid var(--border-color);
  border-radius: 8px;
  background: var(--bg-primary);
  color: var(--text-primary);
  font-family: var(--font-sans);
  font-size: 0.95rem;
  transition: border-color 0.2s ease, background-color var(--theme-transition);
}

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

.admin-form textarea {
  resize: vertical;
}

.admin-form .actions {
  display: flex;
  gap: 0.75rem;
  margin-top: 1.5rem;
}

/* ===== Buttons ===== */
.btn-secondary {
  display: inline-block;
  padding: 0.6rem 1.25rem;
  background: var(--bg-secondary);
  color: var(--text-primary);
  font-weight: 500;
  font-size: 0.9rem;
  border: 1px solid var(--border-color);
  border-radius: 8px;
  cursor: pointer;
  text-decoration: none;
  transition: background-color 0.2s ease, border-color 0.2s ease;
}

.btn-secondary:hover {
  background: var(--bg-card);
  border-color: var(--text-secondary);
  color: var(--text-primary);
}

.btn-danger {
  display: inline-block;
  padding: 0.6rem 1.25rem;
  background: #ef4444;
  color: #fff;
  font-weight: 500;
  font-size: 0.9rem;
  border: none;
  border-radius: 8px;
  cursor: pointer;
  text-decoration: none;
  transition: background-color 0.2s ease;
}

.btn-danger:hover {
  background: #dc2626;
  color: #fff;
}

.btn-small {
  padding: 0.35rem 0.75rem;
  font-size: 0.8rem;
}

.btn-stripe {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.75rem 1.5rem;
  background: #635BFF;
  color: #fff;
  font-weight: 600;
  font-size: 1rem;
  border: none;
  border-radius: 8px;
  cursor: pointer;
  text-decoration: none;
  transition: background-color 0.2s ease, box-shadow 0.2s ease;
}

.btn-stripe:hover {
  background: #5046e5;
  color: #fff;
  box-shadow: 0 0 20px rgba(99, 91, 255, 0.3);
}

/* ===== Flash Messages ===== */
.flash {
  padding: 0.75rem 1rem;
  border-radius: 8px;
  margin-bottom: 1.5rem;
  font-size: 0.9rem;
  font-weight: 500;
}

.flash-notice {
  background: rgba(16, 185, 129, 0.1);
  color: #10b981;
  border: 1px solid rgba(16, 185, 129, 0.2);
}

.flash-alert {
  background: rgba(239, 68, 68, 0.1);
  color: #ef4444;
  border: 1px solid rgba(239, 68, 68, 0.2);
}

/* ===== Detail View ===== */
.detail-grid {
  display: grid;
  grid-template-columns: 140px 1fr;
  gap: 0.5rem 1.5rem;
  margin-bottom: 1.5rem;
}

.detail-label {
  font-weight: 600;
  font-size: 0.85rem;
  color: var(--text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.03em;
}

.detail-value {
  color: var(--text-primary);
  font-size: 0.95rem;
}

/* ===== Empty State ===== */
.empty-state {
  text-align: center;
  padding: 3rem 1rem;
  color: var(--text-secondary);
}

.empty-state svg {
  margin-bottom: 1rem;
  opacity: 0.4;
}

.empty-state p {
  font-size: 1rem;
  margin-bottom: 1rem;
}

/* ===== Responsive ===== */
@media (max-width: 768px) {
  .admin-sidebar {
    display: none;
  }

  .admin-content {
    padding: 1.5rem 1rem;
  }

  .kanban-board {
    flex-direction: column;
  }

  .kanban-column {
    min-width: 100%;
  }

  .stat-grid {
    grid-template-columns: 1fr 1fr;
  }

  .detail-grid {
    grid-template-columns: 1fr;
  }
}