/* ==========================================================================
   ADMIN CONTROL PANEL - CYBERPUNK / SLEEK DARK DASHBOARD
   ========================================================================== */

:root {
  --admin-bg: #090c13;
  --admin-sidebar: #0f1422;
  --admin-card: rgba(18, 24, 38, 0.85);
  --admin-card-header: #151b2d;
  --admin-border: rgba(255, 255, 255, 0.08);
  --admin-primary: #00f0ff;
  --admin-primary-glow: rgba(0, 240, 255, 0.2);
  --admin-purple: #8b5cf6;
  --admin-green: #10b981;
  --admin-amber: #f59e0b;
  --admin-red: #ef4444;

  --admin-text: #f3f4f6;
  --admin-muted: #9ca3af;
  --font-khmer: 'Kantumruy Pro', 'Battambang', sans-serif;
  --font-main: 'Outfit', 'Kantumruy Pro', 'Inter', -apple-system, sans-serif;
  --font-gaming: 'Rajdhani', 'Outfit', 'Kantumruy Pro', sans-serif;
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 18px;
  --radius-full: 9999px;
  --transition: all 0.2s cubic-bezier(0.16, 1, 0.3, 1);
}

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

button, input, select, textarea {
  font-family: inherit;
}

body {
  background-color: var(--admin-bg);
  color: var(--admin-text);
  font-family: var(--font-main);
  line-height: 1.6;
  min-height: 100vh;
  display: flex;
  -webkit-font-smoothing: antialiased;
}

/* Auth Lock Screen */
.auth-overlay {
  position: fixed;
  inset: 0;
  background: radial-gradient(circle at center, #161f36 0%, #080b12 100%);
  z-index: 99999;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
}

.auth-card {
  background: var(--admin-sidebar);
  border: 1px solid rgba(0, 240, 255, 0.3);
  box-shadow: 0 0 50px rgba(0, 240, 255, 0.15);
  border-radius: var(--radius-lg);
  padding: 40px;
  width: 100%;
  max-width: 420px;
  text-align: center;
}

.auth-logo {
  font-size: 2.5rem;
  margin-bottom: 12px;
}

.auth-card h2 {
  font-family: var(--font-gaming);
  font-size: 1.8rem;
  color: white;
  margin-bottom: 6px;
}

.auth-card p {
  color: var(--admin-muted);
  font-size: 0.85rem;
  margin-bottom: 24px;
}

.auth-input {
  width: 100%;
  padding: 14px 18px;
  background: #090c13;
  border: 1px solid var(--admin-border);
  border-radius: var(--radius-md);
  color: white;
  font-size: 1.1rem;
  text-align: center;
  letter-spacing: 2px;
  margin-bottom: 18px;
  outline: none;
}

.auth-input:focus {
  border-color: var(--admin-primary);
  box-shadow: 0 0 15px var(--admin-primary-glow);
}

.auth-btn {
  width: 100%;
  padding: 14px;
  background: linear-gradient(135deg, #00f0ff, #8b5cf6);
  color: #090c13;
  font-weight: 800;
  font-size: 1rem;
  border-radius: var(--radius-md);
  border: none;
  cursor: pointer;
  transition: var(--transition);
}

.auth-btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 0 25px var(--admin-primary-glow);
}

/* Dashboard Layout */
.admin-sidebar {
  width: 260px;
  background: var(--admin-sidebar);
  border-right: 1px solid var(--admin-border);
  display: flex;
  flex-direction: column;
  flex-shrink: 0;
  position: sticky;
  top: 0;
  height: 100vh;
}

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

.sidebar-brand {
  display: flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-gaming);
  font-size: 1.3rem;
  font-weight: 800;
  color: white;
}

.sidebar-brand-badge {
  background: rgba(0, 240, 255, 0.15);
  border: 1px solid var(--admin-primary);
  color: var(--admin-primary);
  font-size: 0.65rem;
  padding: 2px 6px;
  border-radius: 4px;
}

.sidebar-nav {
  padding: 20px 12px;
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.nav-item {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px 16px;
  color: var(--admin-muted);
  border-radius: var(--radius-md);
  font-size: 0.9rem;
  font-weight: 600;
  cursor: pointer;
  transition: var(--transition);
  text-decoration: none;
}

.nav-item:hover {
  background: rgba(255, 255, 255, 0.05);
  color: white;
}

.nav-item.active {
  background: rgba(0, 240, 255, 0.12);
  color: var(--admin-primary);
  border: 1px solid rgba(0, 240, 255, 0.3);
}

.nav-icon {
  font-size: 1.15rem;
}

.sidebar-footer {
  padding: 16px 20px;
  border-top: 1px solid var(--admin-border);
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.btn-visit-store {
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid var(--admin-border);
  color: white;
  padding: 10px;
  border-radius: var(--radius-md);
  font-size: 0.85rem;
  font-weight: 600;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  text-decoration: none;
}

.btn-visit-store:hover {
  background: rgba(255, 255, 255, 0.15);
}

.btn-logout {
  background: rgba(239, 68, 68, 0.1);
  border: 1px solid rgba(239, 68, 68, 0.3);
  color: #fca5a5;
  padding: 10px;
  border-radius: var(--radius-md);
  font-size: 0.85rem;
  font-weight: 600;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
}

.btn-logout:hover {
  background: rgba(239, 68, 68, 0.2);
}

/* Main Content Area */
.admin-main {
  flex: 1;
  padding: 30px;
  overflow-y: auto;
  max-height: 100vh;
}

.top-action-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 24px;
}

.page-title h1 {
  font-family: var(--font-gaming);
  font-size: 2rem;
  font-weight: 800;
  color: white;
  display: flex;
  align-items: center;
  gap: 10px;
}

.page-title p {
  color: var(--admin-muted);
  font-size: 0.9rem;
}

.btn-add-primary {
  background: linear-gradient(135deg, #00f0ff, #8b5cf6);
  color: #090c13;
  font-weight: 800;
  padding: 11px 22px;
  border-radius: var(--radius-md);
  font-size: 0.9rem;
  border: none;
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 8px;
  transition: var(--transition);
}

.btn-add-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 0 20px var(--admin-primary-glow);
}

/* Stat Cards */
.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 20px;
  margin-bottom: 30px;
}

.stat-card {
  background: var(--admin-card);
  border: 1px solid var(--admin-border);
  border-radius: var(--radius-md);
  padding: 22px;
  position: relative;
  overflow: hidden;
}

.stat-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 4px;
  height: 100%;
}

.stat-card.cyan::before { background: var(--admin-primary); }
.stat-card.purple::before { background: var(--admin-purple); }
.stat-card.green::before { background: var(--admin-green); }
.stat-card.amber::before { background: var(--admin-amber); }

.stat-header {
  display: flex;
  justify-content: space-between;
  color: var(--admin-muted);
  font-size: 0.85rem;
  font-weight: 600;
  margin-bottom: 8px;
}

.stat-value {
  font-family: var(--font-gaming);
  font-size: 2.2rem;
  font-weight: 800;
  color: white;
}

.stat-sub {
  font-size: 0.8rem;
  color: var(--admin-dim);
  margin-top: 4px;
}

/* Admin Data Table */
.data-card {
  background: var(--admin-card);
  border: 1px solid var(--admin-border);
  border-radius: var(--radius-md);
  overflow: hidden;
  margin-bottom: 30px;
}

.data-card-header {
  background: var(--admin-card-header);
  padding: 16px 22px;
  border-bottom: 1px solid var(--admin-border);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.data-card-header h3 {
  font-size: 1.1rem;
  color: white;
  font-weight: 700;
  display: flex;
  align-items: center;
  gap: 8px;
}

.table-responsive {
  overflow-x: auto;
}

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

table.admin-table th {
  background: rgba(0, 0, 0, 0.2);
  color: var(--admin-muted);
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  padding: 14px 20px;
  border-bottom: 1px solid var(--admin-border);
}

table.admin-table td {
  padding: 16px 20px;
  border-bottom: 1px solid var(--admin-border);
  color: #e5e7eb;
  font-size: 0.9rem;
  vertical-align: middle;
}

table.admin-table tr:hover td {
  background: rgba(255, 255, 255, 0.02);
}

.table-thumb {
  width: 54px;
  height: 54px;
  border-radius: var(--radius-sm);
  object-fit: cover;
  border: 1px solid var(--admin-border);
}

.table-actions {
  display: flex;
  gap: 8px;
}

.btn-icon-action {
  width: 32px;
  height: 32px;
  border-radius: 6px;
  display: flex;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--admin-border);
  background: rgba(255, 255, 255, 0.05);
  color: white;
  cursor: pointer;
  transition: var(--transition);
}

.btn-icon-action.edit:hover {
  background: rgba(0, 240, 255, 0.2);
  border-color: var(--admin-primary);
  color: var(--admin-primary);
}

.btn-icon-action.delete:hover {
  background: rgba(239, 68, 68, 0.2);
  border-color: var(--admin-red);
  color: var(--admin-red);
}

/* Badges */
.badge-chip {
  font-size: 0.75rem;
  font-weight: 700;
  padding: 3px 8px;
  border-radius: 4px;
  display: inline-block;
}

.badge-chip.hot { background: rgba(239, 68, 68, 0.2); color: #fca5a5; }
.badge-chip.green { background: rgba(16, 185, 129, 0.2); color: #6ee7b7; }
.badge-chip.cyan { background: rgba(0, 240, 255, 0.2); color: #7dd3fc; }
.badge-chip.purple { background: rgba(139, 92, 246, 0.2); color: #c4b5fd; }

/* Status selects */
.status-badge-select {
  padding: 6px 12px;
  border-radius: var(--radius-sm);
  background: #111827;
  border: 1px solid var(--admin-border);
  color: white;
  font-size: 0.85rem;
}

/* Modals */
.admin-modal-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(4, 7, 13, 0.85);
  backdrop-filter: blur(10px);
  z-index: 10000;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
  opacity: 0;
  visibility: hidden;
  transition: var(--transition);
}

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

.admin-modal {
  background: var(--admin-sidebar);
  border: 1px solid var(--admin-border);
  border-radius: var(--radius-lg);
  width: 100%;
  max-width: 760px;
  max-height: 92vh;
  overflow-y: auto;
  box-shadow: 0 25px 60px rgba(0, 0, 0, 0.8);
  transform: translateY(20px);
  transition: transform 0.25s ease;
}

.admin-modal-backdrop.open .admin-modal {
  transform: translateY(0);
}

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

.admin-modal-header h3 {
  font-size: 1.25rem;
  color: white;
  font-weight: 700;
}

.admin-modal-body {
  padding: 24px;
}

.admin-modal-footer {
  padding: 16px 24px;
  border-top: 1px solid var(--admin-border);
  display: flex;
  justify-content: flex-end;
  gap: 12px;
}

/* Form Groups */
.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

.admin-form-group {
  margin-bottom: 18px;
}

.admin-form-group label {
  display: block;
  font-size: 0.85rem;
  font-weight: 600;
  color: #d1d5db;
  margin-bottom: 6px;
}

.admin-form-control {
  width: 100%;
  padding: 11px 14px;
  background: #090c13;
  border: 1px solid var(--admin-border);
  border-radius: var(--radius-sm);
  color: white;
  font-size: 0.9rem;
  outline: none;
  font-family: inherit;
}

.admin-form-control:focus {
  border-color: var(--admin-primary);
  box-shadow: 0 0 10px var(--admin-primary-glow);
}

.file-upload-row {
  display: flex;
  gap: 10px;
  align-items: center;
}

.btn-upload-file {
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid var(--admin-border);
  color: white;
  padding: 10px 14px;
  border-radius: var(--radius-sm);
  font-size: 0.85rem;
  cursor: pointer;
  white-space: nowrap;
}

.btn-upload-file:hover {
  background: rgba(255, 255, 255, 0.15);
}

/* Plans Builder in Product Form */
.plans-builder-box {
  background: rgba(0, 0, 0, 0.25);
  border: 1px solid var(--admin-border);
  border-radius: var(--radius-md);
  padding: 16px;
  margin-top: 10px;
}

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

.plan-item-row {
  background: #111726;
  border: 1px solid var(--admin-border);
  border-radius: var(--radius-sm);
  padding: 12px;
  margin-bottom: 10px;
  position: relative;
}

.plan-inputs-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 2fr 36px;
  gap: 10px;
  align-items: center;
}

.btn-delete-plan {
  background: rgba(239, 68, 68, 0.2);
  color: #fca5a5;
  border: 1px solid rgba(239, 68, 68, 0.3);
  border-radius: 6px;
  width: 34px;
  height: 34px;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
}

/* Stock Type Option Cards */
.stock-type-card {
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px 14px;
  border: 1px solid var(--admin-border);
  border-radius: var(--radius-md);
  background: rgba(255, 255, 255, 0.02);
  transition: all 0.2s ease;
  user-select: none;
}

.stock-type-card:hover {
  background: rgba(255, 255, 255, 0.05);
  border-color: rgba(255, 255, 255, 0.2);
}

.stock-type-card.active {
  border-color: var(--admin-primary) !important;
  background: rgba(0, 240, 255, 0.08) !important;
  box-shadow: 0 0 15px rgba(0, 240, 255, 0.12);
}

.stock-type-card.active-key {
  border-color: #8b5cf6 !important;
  background: rgba(139, 92, 246, 0.12) !important;
  box-shadow: 0 0 15px rgba(139, 92, 246, 0.15);
}

.badge-chip.amber { background: rgba(245, 158, 11, 0.2); color: #fcd34d; }

/* Responsive */
@media (max-width: 1024px) {
  .stats-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 768px) {
  body {
    flex-direction: column;
  }
  .admin-sidebar {
    width: 100%;
    height: auto;
    position: static;
  }
  .sidebar-nav {
    flex-direction: row;
    flex-wrap: wrap;
    padding: 10px;
  }
  .stats-grid {
    grid-template-columns: 1fr;
  }
  .form-row {
    grid-template-columns: 1fr;
  }
  .plan-inputs-grid {
    grid-template-columns: 1fr;
  }
}