:root {
  --admin-sidebar: #1a1d29;
  --admin-sidebar-hover: #252a3a;
  --admin-accent: #03a4ed;
  --admin-accent-dark: #0284c7;
  --admin-bg: #f4f6f9;
  --admin-card: #ffffff;
  --admin-text: #2d3748;
  --admin-muted: #718096;
  --admin-danger: #e53e3e;
  --admin-success: #38a169;
  --admin-warning: #d69e2e;
  --sidebar-width: 260px;
}

* { box-sizing: border-box; }

body.admin-body {
  margin: 0;
  font-family: 'Vazirmatn', 'Tahoma', sans-serif;
  background: var(--admin-bg);
  color: var(--admin-text);
  direction: rtl;
  min-height: 100vh;
}

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

.admin-sidebar {
  width: var(--sidebar-width);
  background: var(--admin-sidebar);
  color: #e2e8f0;
  position: fixed;
  top: 0; right: 0; bottom: 0;
  z-index: 1000;
  transition: transform 0.3s ease;
  overflow-y: auto;
}

.admin-sidebar .brand {
  padding: 1.25rem 1.5rem;
  font-size: 1.15rem;
  font-weight: 700;
  border-bottom: 1px solid rgba(255,255,255,0.08);
  display: flex;
  align-items: center;
  gap: 0.5rem;
  color: #fff;
  text-decoration: none;
}

.admin-sidebar .brand span { color: var(--admin-accent); }

.admin-nav { list-style: none; padding: 1rem 0; margin: 0; }

.admin-nav a {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.75rem 1.5rem;
  color: #a0aec0;
  text-decoration: none;
  transition: all 0.2s;
  font-size: 0.95rem;
}

.admin-nav a:hover,
.admin-nav a.active {
  background: var(--admin-sidebar-hover);
  color: #fff;
  border-right: 3px solid var(--admin-accent);
}

.admin-nav a i { width: 20px; text-align: center; }

.admin-main {
  flex: 1;
  margin-right: var(--sidebar-width);
  min-width: 0;
}

.admin-header {
  background: var(--admin-card);
  padding: 0.85rem 1.5rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  box-shadow: 0 1px 3px rgba(0,0,0,0.06);
  position: sticky;
  top: 0;
  z-index: 100;
}

.admin-header .page-title { font-size: 1.15rem; font-weight: 600; margin: 0; }

.admin-content { padding: 1.5rem; }

.stat-cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 1rem;
  margin-bottom: 1.5rem;
}

.stat-card {
  background: var(--admin-card);
  border-radius: 12px;
  padding: 1.25rem;
  box-shadow: 0 1px 4px rgba(0,0,0,0.05);
  display: flex;
  align-items: center;
  gap: 1rem;
}

.stat-card .icon {
  width: 48px; height: 48px;
  border-radius: 12px;
  display: flex; align-items: center; justify-content: center;
  font-size: 1.25rem;
  color: #fff;
}

.stat-card .icon.blue { background: var(--admin-accent); }
.stat-card .icon.green { background: var(--admin-success); }
.stat-card .icon.orange { background: var(--admin-warning); }

.stat-card .info h4 { margin: 0; font-size: 1.5rem; }
.stat-card .info p { margin: 0; color: var(--admin-muted); font-size: 0.85rem; }

.admin-card {
  background: var(--admin-card);
  border-radius: 12px;
  box-shadow: 0 1px 4px rgba(0,0,0,0.05);
  overflow: hidden;
}

.admin-card .card-header {
  padding: 1rem 1.25rem;
  border-bottom: 1px solid #edf2f7;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 0.75rem;
}

.admin-card .card-header h5 { margin: 0; font-size: 1rem; font-weight: 600; }

.admin-card .card-body { padding: 1.25rem; }

.table-admin {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.9rem;
}

.table-admin th {
  background: #f7fafc;
  padding: 0.75rem 1rem;
  text-align: right;
  font-weight: 600;
  color: var(--admin-muted);
  border-bottom: 1px solid #e2e8f0;
  white-space: nowrap;
}

.table-admin td {
  padding: 0.75rem 1rem;
  border-bottom: 1px solid #edf2f7;
  vertical-align: middle;
}

.table-admin tr:hover td { background: #f7fafc; }

.badge-status {
  display: inline-block;
  padding: 0.2rem 0.6rem;
  border-radius: 999px;
  font-size: 0.75rem;
  font-weight: 600;
}

.badge-status.published { background: #c6f6d5; color: #22543d; }
.badge-status.draft { background: #feebc8; color: #7b341e; }
.badge-status.active { background: #c6f6d5; color: #22543d; }
.badge-status.inactive { background: #fed7d7; color: #742a2a; }
.badge-status.admin { background: #bee3f8; color: #2a4365; }
.badge-status.user { background: #e2e8f0; color: #4a5568; }

.btn-admin {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  padding: 0.45rem 1rem;
  border-radius: 8px;
  border: none;
  font-size: 0.875rem;
  font-weight: 500;
  cursor: pointer;
  text-decoration: none;
  transition: all 0.2s;
  font-family: inherit;
}

.btn-admin-primary { background: var(--admin-accent); color: #fff; }
.btn-admin-primary:hover { background: var(--admin-accent-dark); color: #fff; }
.btn-admin-secondary { background: #edf2f7; color: var(--admin-text); }
.btn-admin-secondary:hover { background: #e2e8f0; }
.btn-admin-danger { background: var(--admin-danger); color: #fff; }
.btn-admin-danger:hover { background: #c53030; color: #fff; }
.btn-admin-sm { padding: 0.3rem 0.6rem; font-size: 0.8rem; }

.form-group-admin { margin-bottom: 1rem; }
.form-group-admin label { display: block; margin-bottom: 0.35rem; font-weight: 500; font-size: 0.9rem; }
.form-group-admin .form-control {
  width: 100%;
  padding: 0.55rem 0.85rem;
  border: 1px solid #e2e8f0;
  border-radius: 8px;
  font-size: 0.9rem;
  font-family: inherit;
  transition: border-color 0.2s;
  background: #fff;
}
.form-group-admin .form-control:focus {
  outline: none;
  border-color: var(--admin-accent);
  box-shadow: 0 0 0 3px rgba(3,164,237,0.15);
}
.form-group-admin .text-danger { font-size: 0.8rem; margin-top: 0.25rem; }

.alert-admin {
  padding: 0.85rem 1.15rem;
  border-radius: 8px;
  margin-bottom: 1rem;
  font-size: 0.9rem;
}
.alert-admin-success { background: #c6f6d5; color: #22543d; }
.alert-admin-error { background: #fed7d7; color: #742a2a; }

.empty-state {
  text-align: center;
  padding: 3rem 1rem;
  color: var(--admin-muted);
}
.empty-state i { font-size: 2.5rem; margin-bottom: 0.75rem; opacity: 0.5; }

.pagination-admin {
  display: flex;
  gap: 0.35rem;
  justify-content: center;
  margin-top: 1.25rem;
  flex-wrap: wrap;
}
.pagination-admin a, .pagination-admin span {
  padding: 0.4rem 0.75rem;
  border-radius: 6px;
  text-decoration: none;
  font-size: 0.85rem;
  background: #edf2f7;
  color: var(--admin-text);
}
.pagination-admin a:hover { background: var(--admin-accent); color: #fff; }
.pagination-admin .active { background: var(--admin-accent); color: #fff; }

.sidebar-toggle {
  display: none;
  background: none;
  border: none;
  font-size: 1.35rem;
  cursor: pointer;
  color: var(--admin-text);
  padding: 0.25rem;
}

.sidebar-overlay {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.4);
  z-index: 999;
}

/* Login page */
.login-page {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, #1a1d29 0%, #2d3748 50%, #03a4ed 100%);
  direction: rtl;
  font-family: 'Vazirmatn', 'Tahoma', sans-serif;
  padding: 1rem;
}
.login-card {
  background: #fff;
  border-radius: 16px;
  padding: 2.5rem;
  width: 100%;
  max-width: 420px;
  box-shadow: 0 20px 60px rgba(0,0,0,0.25);
}
.login-card h1 {
  font-size: 1.4rem;
  margin: 0 0 0.35rem;
  text-align: center;
}
.login-card .subtitle {
  text-align: center;
  color: #718096;
  margin-bottom: 1.75rem;
  font-size: 0.9rem;
}
.password-wrap { position: relative; }
.password-wrap .toggle-pass {
  position: absolute;
  left: 12px;
  top: 50%;
  transform: translateY(-50%);
  background: none;
  border: none;
  cursor: pointer;
  color: #a0aec0;
  font-size: 1rem;
}
.login-btn {
  width: 100%;
  padding: 0.7rem;
  background: var(--admin-accent);
  color: #fff;
  border: none;
  border-radius: 8px;
  font-size: 1rem;
  font-weight: 600;
  cursor: pointer;
  font-family: inherit;
  transition: background 0.2s;
}
.login-btn:hover { background: var(--admin-accent-dark); }
.login-btn:disabled { opacity: 0.7; cursor: not-allowed; }
.login-error {
  background: #fed7d7;
  color: #742a2a;
  padding: 0.75rem;
  border-radius: 8px;
  margin-bottom: 1rem;
  font-size: 0.875rem;
  text-align: center;
}

.thumb-sm {
  width: 40px; height: 40px;
  object-fit: cover;
  border-radius: 6px;
  background: #edf2f7;
}

.actions-cell { white-space: nowrap; }
.actions-cell form { display: inline; }

.filter-bar {
  display: flex;
  gap: 0.75rem;
  flex-wrap: wrap;
  align-items: center;
}
.filter-bar .form-control {
  padding: 0.45rem 0.75rem;
  border: 1px solid #e2e8f0;
  border-radius: 8px;
  font-size: 0.875rem;
  font-family: inherit;
  min-width: 160px;
}

@media (max-width: 992px) {
  .admin-sidebar {
    transform: translateX(100%);
  }
  .admin-sidebar.open {
    transform: translateX(0);
  }
  .admin-main { margin-right: 0; }
  .sidebar-toggle { display: block; }
  .sidebar-overlay.open { display: block; }
}