/* ========================================
   DevStore MVP - Admin Stylesheet
   ======================================== */

:root {
  --admin-sidebar-width: 220px;
  --color-primary: #4f46e5;
  --color-primary-dark: #4338ca;
  --color-secondary: #0f172a;
  --color-success: #10b981;
  --color-warning: #f59e0b;
  --color-danger: #ef4444;
  --color-bg: #f1f5f9;
  --color-surface: #ffffff;
  --color-text: #1e293b;
  --color-text-light: #64748b;
  --color-border: #e2e8f0;
  --radius: 8px;
  --radius-lg: 12px;
}

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  color: var(--color-text);
  background: var(--color-bg);
  line-height: 1.6;
}

/* Login Page */
.admin-login-page {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 100vh;
  background: linear-gradient(135deg, var(--color-secondary) 0%, #1e1b4b 100%);
}

.admin-login-container {
  width: 100%;
  max-width: 400px;
  padding: 20px;
}

.admin-login-box {
  background: var(--color-surface);
  padding: 40px;
  border-radius: var(--radius-lg);
  box-shadow: 0 20px 60px rgba(0,0,0,0.3);
}

.admin-login-box h1 {
  font-size: 1.5rem;
  margin-bottom: 24px;
  text-align: center;
  color: var(--color-secondary);
}

.admin-login-footer {
  text-align: center;
  margin-top: 20px;
  font-size: 0.85rem;
}

.admin-login-footer a {
  color: var(--color-text-light);
}

/* Admin Layout */
.admin-body {
  background: var(--color-bg);
}

.admin-layout {
  display: flex;
  min-height: 100vh;
}

.admin-sidebar {
  width: var(--admin-sidebar-width);
  background: var(--color-secondary);
  color: white;
  position: fixed;
  top: 0;
  left: 0;
  bottom: 0;
  display: flex;
  flex-direction: column;
  z-index: 50;
}

.admin-logo {
  padding: 20px;
  border-bottom: 1px solid rgba(255,255,255,0.1);
}

.admin-logo a {
  color: white;
  font-weight: 700;
  font-size: 1.1rem;
  text-decoration: none;
}

.admin-nav {
  padding: 16px 0;
  flex: 1;
  display: flex;
  flex-direction: column;
}

.admin-nav a {
  display: block;
  padding: 10px 20px;
  color: rgba(255,255,255,0.7);
  text-decoration: none;
  font-size: 0.9rem;
  transition: all 0.2s;
}

.admin-nav a:hover,
.admin-nav a.active {
  color: white;
  background: rgba(255,255,255,0.1);
}

.admin-nav .logout-link {
  margin-top: auto;
  color: rgba(255,255,255,0.5);
  font-size: 0.85rem;
}

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

.admin-main {
  margin-left: var(--admin-sidebar-width);
  flex: 1;
  min-height: 100vh;
}

.admin-content {
  padding: 32px;
}

.admin-page-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 24px;
}

.admin-page-title {
  font-size: 1.5rem;
  color: var(--color-secondary);
  margin-bottom: 24px;
}

/* Stats Grid */
.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 16px;
  margin-bottom: 32px;
}

.stat-card {
  background: var(--color-surface);
  padding: 20px;
  border-radius: var(--radius-lg);
  box-shadow: 0 1px 3px rgba(0,0,0,0.05);
  border: 1px solid var(--color-border);
}

.stat-value {
  font-size: 1.6rem;
  font-weight: 700;
  color: var(--color-secondary);
  margin-bottom: 4px;
}

.stat-label {
  font-size: 0.8rem;
  color: var(--color-text-light);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

/* Admin Grid */
.admin-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
  gap: 24px;
}

.admin-card {
  background: var(--color-surface);
  padding: 24px;
  border-radius: var(--radius-lg);
  box-shadow: 0 1px 3px rgba(0,0,0,0.05);
  border: 1px solid var(--color-border);
}

.admin-card h3 {
  margin-bottom: 16px;
  font-size: 1.05rem;
  color: var(--color-secondary);
}

/* Admin Table */
.admin-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.85rem;
}

.admin-table th {
  text-align: left;
  padding: 10px 12px;
  border-bottom: 2px solid var(--color-border);
  color: var(--color-text-light);
  font-weight: 600;
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.3px;
}

.admin-table td {
  padding: 10px 12px;
  border-bottom: 1px solid var(--color-border-light);
}

.admin-table code {
  background: var(--color-bg);
  padding: 2px 6px;
  border-radius: 4px;
  font-size: 0.8rem;
}

.actions-cell {
  white-space: nowrap;
}

/* Badges */
.badge {
  display: inline-block;
  padding: 2px 10px;
  border-radius: 12px;
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: capitalize;
}

.badge-published,
.badge-completed {
  background: #ecfdf5;
  color: #065f46;
}

.badge-draft,
.badge-pending {
  background: #fffbeb;
  color: #92400e;
}

.badge-failed {
  background: #fef2f2;
  color: #991b1b;
}

.badge-archived,
.badge-refunded {
  background: #f1f5f9;
  color: #475569;
}

/* Admin Filters */
.admin-filters {
  display: flex;
  gap: 8px;
  margin-bottom: 20px;
}

/* Alerts */
.alert {
  padding: 12px 16px;
  border-radius: var(--radius);
  margin-bottom: 16px;
  font-size: 0.9rem;
}

.alert-error {
  background: #fef2f2;
  color: #991b1b;
  border: 1px solid #fecaca;
}

.alert-success {
  background: #ecfdf5;
  color: #065f46;
  border: 1px solid #a7f3d0;
}

/* Admin Form */
.admin-form {
  background: var(--color-surface);
  padding: 32px;
  border-radius: var(--radius-lg);
  box-shadow: 0 1px 3px rgba(0,0,0,0.05);
  border: 1px solid var(--color-border);
  max-width: 800px;
}

.form-row {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 16px;
}

.form-group {
  margin-bottom: 16px;
}

.form-group label {
  display: block;
  font-size: 0.85rem;
  font-weight: 600;
  margin-bottom: 6px;
  color: var(--color-secondary);
}

.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 10px 14px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  font-size: 0.9rem;
  color: var(--color-text);
  background: var(--color-surface);
  transition: border-color 0.2s;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  border-color: var(--color-primary);
  outline: none;
  box-shadow: 0 0 0 3px rgba(79,70,229,0.1);
}

.form-group small {
  display: block;
  margin-top: 4px;
  color: var(--color-text-light);
  font-size: 0.8rem;
}

.form-actions {
  display: flex;
  gap: 12px;
  margin-top: 24px;
  padding-top: 24px;
  border-top: 1px solid var(--color-border);
}

.admin-form hr {
  margin: 24px 0;
  border-color: var(--color-border);
}

.admin-form h3 {
  margin-bottom: 16px;
  color: var(--color-secondary);
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 10px 24px;
  border-radius: var(--radius);
  font-size: 0.9rem;
  font-weight: 600;
  border: none;
  cursor: pointer;
  transition: all 0.2s;
  text-decoration: none;
}

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

.btn-primary:hover {
  background: var(--color-primary-dark);
  color: white;
}

.btn-secondary {
  background: var(--color-bg);
  color: var(--color-text);
  border: 1px solid var(--color-border);
}

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

.btn-sm {
  padding: 4px 12px;
  font-size: 0.8rem;
  border-radius: 6px;
  background: var(--color-bg);
  color: var(--color-text);
  border: 1px solid var(--color-border);
}

.btn-sm:hover {
  background: var(--color-primary);
  color: white;
  border-color: var(--color-primary);
}

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

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

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

.btn-block {
  width: 100%;
}

/* Pagination */
.pagination {
  display: flex;
  gap: 4px;
  justify-content: center;
  margin-top: 24px;
}

.page-link {
  padding: 6px 12px;
  border-radius: 6px;
  font-size: 0.85rem;
  color: var(--color-text-light);
  border: 1px solid var(--color-border);
  text-decoration: none;
}

.page-link:hover,
.page-link.active {
  background: var(--color-primary);
  color: white;
  border-color: var(--color-primary);
}

/* Empty State */
.empty-state {
  text-align: center;
  padding: 48px 20px;
  color: var(--color-text-light);
}

.empty-state h3 {
  color: var(--color-secondary);
  margin-bottom: 8px;
}

/* No Data */
.no-data {
  color: var(--color-text-light);
  font-style: italic;
  padding: 20px 0;
}

/* Filter Tag (admin) */
.filter-tag {
  padding: 4px 14px;
  border-radius: 14px;
  font-size: 0.8rem;
  font-weight: 500;
  color: var(--color-text-light);
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  text-decoration: none;
}

.filter-tag:hover,
.filter-tag.active {
  background: var(--color-primary);
  color: white;
  border-color: var(--color-primary);
}

/* Admin Search Bar */
.admin-search-bar {
  margin-bottom: 16px;
}

.search-form-inline {
  display: flex;
  gap: 8px;
}

.search-form-inline input[type="text"] {
  flex: 1;
  max-width: 400px;
  padding: 8px 14px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  font-size: 0.9rem;
}

/* Admin Form Inline (for add admin user) */
.admin-form-inline {
  background: var(--color-bg);
  padding: 20px;
  border-radius: var(--radius);
}

/* Badge audit */
.badge-audit {
  background: #eef2ff;
  color: #4338ca;
  padding: 2px 8px;
  border-radius: 4px;
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
}

/* Responsive Admin */
@media (max-width: 768px) {
  .admin-sidebar {
    width: 60px;
  }
  .admin-main {
    margin-left: 60px;
  }
  .admin-sidebar .admin-logo a,
  .admin-nav a {
    text-align: center;
    font-size: 0;
  }
  .admin-nav a::before {
    content: '•';
    font-size: 1.2rem;
  }
  .admin-grid {
    grid-template-columns: 1fr;
  }
  .stats-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .admin-content {
    padding: 16px;
  }
}