:root {
  /* LIGHT MODE (Default) */
  --bg-main: #f8fafc;
  --bg-card: #ffffff;
  --bg-subtle: #f1f5f9;
  --card-border: #e2e8f0;
  --sidebar-bg: #ffffff;
  --navbar-bg: rgba(255, 255, 255, 0.92);
  --text-main: #0f172a;
  --text-muted: #64748b;
  --table-head-bg: #f8fafc;
  --table-border: #f1f5f9;
  --table-hover: #f8fafc;
  --input-bg: #ffffff;
  --input-border: #cbd5e1;
  --code-bg: #f8fafc;
  --code-border: #e2e8f0;
  --code-text: #0284c7;
  
  --primary: #10b981;
  --primary-hover: #059669;
  --primary-light: #ecfdf5;
  --accent: #2563eb;
  --danger: #ef4444;
  --warning: #f59e0b;
  --info: #8b5cf6;
  
  --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.05);
  --shadow-lg: 0 10px 25px rgba(0, 0, 0, 0.08);

  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 20px;
  --font-family: 'Cairo', system-ui, -apple-system, sans-serif;
  --transition: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
}

/* DARK MODE (Optional Toggle) */
[data-theme="dark"] {
  --bg-main: #090d16;
  --bg-card: #111827;
  --bg-subtle: #0d131f;
  --card-border: #1f2937;
  --sidebar-bg: #0d131f;
  --navbar-bg: rgba(17, 24, 39, 0.85);
  --text-main: #f3f4f6;
  --text-muted: #9ca3af;
  --table-head-bg: #0f1624;
  --table-border: #1a2233;
  --table-hover: rgba(31, 41, 55, 0.4);
  --input-bg: #0d131f;
  --input-border: #374151;
  --code-bg: #0a0f1d;
  --code-border: #1f2937;
  --code-text: #38bdf8;
  --primary-light: rgba(16, 185, 129, 0.12);
  --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.3);
  --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.3);
  --shadow-lg: 0 10px 25px rgba(0, 0, 0, 0.5);
}

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

body {
  font-family: var(--font-family);
  background-color: var(--bg-main);
  color: var(--text-main);
  min-height: 100vh;
  direction: rtl;
  text-align: right;
  line-height: 1.5;
  overflow-x: hidden;
  transition: background-color 0.25s ease, color 0.25s ease;
}

/* Scrollbar */
::-webkit-scrollbar {
  width: 8px;
  height: 8px;
}
::-webkit-scrollbar-track {
  background: var(--bg-main);
}
::-webkit-scrollbar-thumb {
  background: #cbd5e1;
  border-radius: 4px;
}
[data-theme="dark"] ::-webkit-scrollbar-thumb {
  background: #374151;
}

/* Header & Navbar */
.navbar {
  background: var(--navbar-bg);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--card-border);
  position: sticky;
  top: 0;
  z-index: 40;
  padding: 14px 28px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  box-shadow: var(--shadow-sm);
  transition: var(--transition);
}

.nav-brand {
  display: flex;
  align-items: center;
  gap: 12px;
}

.brand-icon {
  width: 40px;
  height: 40px;
  background: linear-gradient(135deg, #10b981, #059669);
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 20px;
  box-shadow: 0 4px 15px rgba(16, 185, 129, 0.35);
  color: #fff;
}

.brand-title {
  font-size: 18px;
  font-weight: 800;
  letter-spacing: -0.5px;
  color: var(--text-main);
}

.brand-title span {
  color: var(--primary);
}

.live-indicator {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 12px;
  font-weight: 700;
  color: #059669;
  background: #ecfdf5;
  padding: 4px 10px;
  border-radius: 20px;
  border: 1px solid #a7f3d0;
}
[data-theme="dark"] .live-indicator {
  color: #34d399;
  background: rgba(52, 211, 153, 0.1);
  border-color: rgba(52, 211, 153, 0.2);
}

.live-dot {
  width: 8px;
  height: 8px;
  background: #10b981;
  border-radius: 50%;
  animation: pulse 1.5s infinite;
}

@keyframes pulse {
  0% { transform: scale(0.9); opacity: 0.7; }
  50% { transform: scale(1.3); opacity: 1; }
  100% { transform: scale(0.9); opacity: 0.7; }
}

.nav-actions {
  display: flex;
  align-items: center;
  gap: 12px;
}

.nav-btn {
  background: var(--bg-card);
  color: var(--text-main);
  border: 1px solid var(--card-border);
  padding: 8px 14px;
  border-radius: var(--radius-sm);
  font-family: inherit;
  font-size: 13px;
  font-weight: 700;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  box-shadow: var(--shadow-sm);
  transition: var(--transition);
}

.nav-btn:hover {
  background: var(--bg-subtle);
  border-color: #cbd5e1;
}

.nav-btn.danger:hover {
  background: #fef2f2;
  border-color: var(--danger);
  color: var(--danger);
}
[data-theme="dark"] .nav-btn.danger:hover {
  background: rgba(239, 68, 68, 0.2);
}

/* Layout */
.app-container {
  display: flex;
  min-height: calc(100vh - 69px);
}

/* Sidebar */
.sidebar {
  width: 250px;
  background: var(--sidebar-bg);
  border-left: 1px solid var(--card-border);
  padding: 24px 16px;
  display: flex;
  flex-direction: column;
  gap: 8px;
  flex-shrink: 0;
  transition: var(--transition);
}

.nav-item {
  padding: 12px 16px;
  border-radius: var(--radius-sm);
  color: var(--text-muted);
  font-size: 14px;
  font-weight: 700;
  display: flex;
  align-items: center;
  gap: 12px;
  cursor: pointer;
  transition: var(--transition);
}

.nav-item:hover {
  background: var(--bg-subtle);
  color: var(--text-main);
}

.nav-item.active {
  background: var(--primary-light);
  color: var(--primary-hover);
  border: 1px solid #a7f3d0;
  font-weight: 800;
}
[data-theme="dark"] .nav-item.active {
  border-color: rgba(16, 185, 129, 0.3);
  color: var(--primary);
}

.nav-item-icon {
  font-size: 18px;
}

/* Main Content Area */
.main-content {
  flex: 1;
  padding: 28px;
  overflow-y: auto;
  max-width: 1400px;
  margin: 0 auto;
  width: 100%;
}

/* Tab Panels */
.tab-panel {
  display: none;
}
.tab-panel.active {
  display: block;
  animation: fadeIn 0.3s ease;
}

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(6px); }
  to { opacity: 1; transform: translateY(0); }
}

/* Stats Cards Grid */
.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 20px;
  margin-bottom: 30px;
}

.stat-card {
  background: var(--bg-card);
  border: 1px solid var(--card-border);
  border-radius: var(--radius-md);
  padding: 20px;
  display: flex;
  flex-direction: column;
  gap: 8px;
  position: relative;
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  transition: var(--transition);
}

.stat-card:hover {
  transform: translateY(-3px);
  border-color: #cbd5e1;
  box-shadow: var(--shadow-md);
}

.stat-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.stat-title {
  font-size: 13.5px;
  font-weight: 700;
  color: var(--text-muted);
}

.stat-icon {
  width: 38px;
  height: 38px;
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 18px;
}

.stat-icon.green { background: #dcfce7; color: #15803d; }
.stat-icon.blue { background: #dbeafe; color: #1d4ed8; }
.stat-icon.gold { background: #fef3c7; color: #b45309; }
.stat-icon.purple { background: #f3e8ff; color: #7e22ce; }

[data-theme="dark"] .stat-icon.green { background: rgba(16, 185, 129, 0.15); color: #10b981; }
[data-theme="dark"] .stat-icon.blue { background: rgba(59, 130, 246, 0.15); color: #3b82f6; }
[data-theme="dark"] .stat-icon.gold { background: rgba(245, 158, 11, 0.15); color: #f59e0b; }
[data-theme="dark"] .stat-icon.purple { background: rgba(139, 92, 246, 0.15); color: #8b5cf6; }

.stat-value {
  font-size: 28px;
  font-weight: 900;
  color: var(--text-main);
  line-height: 1.2;
}

.stat-sub {
  font-size: 12px;
  color: var(--text-muted);
}

/* Orders Controls Bar */
.controls-bar {
  background: var(--bg-card);
  border: 1px solid var(--card-border);
  border-radius: var(--radius-md);
  padding: 16px 20px;
  margin-bottom: 24px;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  box-shadow: var(--shadow-sm);
  transition: var(--transition);
}

.filters-group {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 12px;
  flex: 1;
}

.search-box {
  position: relative;
  min-width: 240px;
  flex: 1;
}

.search-box input {
  width: 100%;
  background: var(--input-bg);
  border: 1px solid var(--input-border);
  border-radius: var(--radius-sm);
  padding: 10px 14px 10px 38px;
  color: var(--text-main);
  font-family: inherit;
  font-size: 13.5px;
  outline: none;
  transition: var(--transition);
}

.search-box input:focus {
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(16, 185, 129, 0.15);
}

.search-icon {
  position: absolute;
  left: 12px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--text-muted);
  pointer-events: none;
}

.select-filter {
  background: var(--input-bg);
  border: 1px solid var(--input-border);
  border-radius: var(--radius-sm);
  padding: 10px 14px;
  color: var(--text-main);
  font-family: inherit;
  font-size: 13px;
  font-weight: 600;
  outline: none;
  cursor: pointer;
  transition: var(--transition);
}

.select-filter:focus {
  border-color: var(--primary);
}

.btn-primary {
  background: var(--primary);
  color: #ffffff;
  border: none;
  padding: 10px 18px;
  border-radius: var(--radius-sm);
  font-family: inherit;
  font-size: 13.5px;
  font-weight: 700;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  transition: var(--transition);
  box-shadow: 0 4px 12px rgba(16, 185, 129, 0.25);
}

.btn-primary:hover {
  background: var(--primary-hover);
  transform: translateY(-1px);
}

.btn-secondary {
  background: var(--bg-card);
  color: var(--text-main);
  border: 1px solid var(--card-border);
  padding: 10px 18px;
  border-radius: var(--radius-sm);
  font-family: inherit;
  font-size: 13.5px;
  font-weight: 700;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  box-shadow: var(--shadow-sm);
  transition: var(--transition);
}

.btn-secondary:hover {
  background: var(--bg-subtle);
  border-color: #cbd5e1;
}

/* Orders Table Card */
.table-card {
  background: var(--bg-card);
  border: 1px solid var(--card-border);
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  transition: var(--transition);
}

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

table {
  width: 100%;
  border-collapse: collapse;
  text-align: right;
  font-size: 13.5px;
}

th {
  background: var(--table-head-bg);
  color: var(--text-muted);
  font-weight: 800;
  padding: 14px 18px;
  border-bottom: 1px solid var(--card-border);
  white-space: nowrap;
}

td {
  padding: 16px 18px;
  border-bottom: 1px solid var(--table-border);
  vertical-align: middle;
  background: var(--bg-card);
  transition: background-color 0.15s ease;
}

tr:hover td {
  background: var(--table-hover);
}

.order-code-badge {
  font-family: monospace;
  font-size: 13px;
  font-weight: 800;
  color: #2563eb;
  background: #eff6ff;
  padding: 4px 8px;
  border-radius: 6px;
  border: 1px solid #bfdbfe;
  display: inline-block;
}
[data-theme="dark"] .order-code-badge {
  color: #60a5fa;
  background: rgba(59, 130, 246, 0.1);
  border-color: rgba(59, 130, 246, 0.2);
}

.product-cell {
  max-width: 220px;
}

.product-title {
  font-weight: 800;
  color: var(--text-main);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.subdomain-tag {
  display: inline-block;
  font-size: 11px;
  font-weight: 700;
  color: #7c3aed;
  background: #f5f3ff;
  border: 1px solid #ddd6fe;
  padding: 2px 6px;
  border-radius: 4px;
  margin-top: 4px;
}
[data-theme="dark"] .subdomain-tag {
  color: #a78bfa;
  background: rgba(167, 139, 250, 0.12);
  border-color: transparent;
}

.customer-name {
  font-weight: 800;
  color: var(--text-main);
}

.customer-phone {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-top: 4px;
  font-size: 12.5px;
  color: var(--text-muted);
}

.wa-btn {
  color: #16a34a;
  text-decoration: none;
  font-size: 16px;
  transition: transform 0.2s;
  display: inline-flex;
}
.wa-btn:hover {
  transform: scale(1.25);
}

.price-text {
  font-weight: 900;
  color: #059669;
  font-size: 14.5px;
}
[data-theme="dark"] .price-text {
  color: #34d399;
}

/* Status Badges */
.status-select {
  padding: 6px 10px;
  border-radius: var(--radius-sm);
  font-family: inherit;
  font-size: 12.5px;
  font-weight: 800;
  cursor: pointer;
  outline: none;
  transition: var(--transition);
}

.status-select.pending {
  background: #fffbeb;
  border: 1px solid #fcd34d;
  color: #b45309;
}
.status-select.confirmed {
  background: #eff6ff;
  border: 1px solid #93c5fd;
  color: #1d4ed8;
}
.status-select.shipped {
  background: #f5f3ff;
  border: 1px solid #c4b5fd;
  color: #6d28d9;
}
.status-select.delivered {
  background: #f0fdf4;
  border: 1px solid #86efac;
  color: #15803d;
}
.status-select.cancelled {
  background: #fef2f2;
  border: 1px solid #fca5a5;
  color: #b91c1c;
}

[data-theme="dark"] .status-select.pending { background: #0d131f; border-color: #f59e0b; color: #fbbf24; }
[data-theme="dark"] .status-select.confirmed { background: #0d131f; border-color: #3b82f6; color: #60a5fa; }
[data-theme="dark"] .status-select.shipped { background: #0d131f; border-color: #8b5cf6; color: #a78bfa; }
[data-theme="dark"] .status-select.delivered { background: #0d131f; border-color: #10b981; color: #34d399; }
[data-theme="dark"] .status-select.cancelled { background: #0d131f; border-color: #ef4444; color: #f87171; }

/* Action Buttons */
.action-btn-group {
  display: flex;
  align-items: center;
  gap: 8px;
}

.btn-icon {
  background: var(--bg-card);
  color: var(--text-main);
  border: 1px solid var(--card-border);
  width: 32px;
  height: 32px;
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: var(--transition);
}

.btn-icon:hover {
  background: var(--bg-subtle);
  border-color: #cbd5e1;
}

.btn-icon.delete:hover {
  background: #fef2f2;
  color: var(--danger);
  border-color: var(--danger);
}
[data-theme="dark"] .btn-icon.delete:hover {
  background: rgba(239, 68, 68, 0.2);
}

/* Pagination */
.pagination-box {
  padding: 16px 20px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-top: 1px solid var(--card-border);
  background: var(--table-head-bg);
}

.pagination-info {
  font-size: 13px;
  color: var(--text-muted);
}

.pagination-controls {
  display: flex;
  gap: 8px;
}

/* Modal Overlay */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(15, 23, 42, 0.5);
  backdrop-filter: blur(4px);
  z-index: 100;
  display: none;
  align-items: center;
  justify-content: center;
  padding: 20px;
}

.modal-overlay.open {
  display: flex;
  animation: fadeIn 0.25s ease;
}

.modal-card {
  background: var(--bg-card);
  border: 1px solid var(--card-border);
  border-radius: var(--radius-lg);
  max-width: 600px;
  width: 100%;
  box-shadow: var(--shadow-lg);
  overflow: hidden;
}

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

.modal-header h3 {
  font-size: 18px;
  font-weight: 800;
  color: var(--text-main);
}

.modal-close {
  background: none;
  border: none;
  color: var(--text-muted);
  font-size: 24px;
  cursor: pointer;
}
.modal-close:hover { color: var(--text-main); }

.modal-body {
  padding: 24px;
  max-height: 70vh;
  overflow-y: auto;
}

/* Login Modal / Fullscreen Card */
.login-overlay {
  position: fixed;
  inset: 0;
  background: radial-gradient(circle at center, #f1f5f9 0%, #e2e8f0 100%);
  z-index: 999;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
}
[data-theme="dark"] .login-overlay {
  background: radial-gradient(circle at center, #1e293b 0%, #090d16 100%);
}

.login-card {
  background: #ffffff;
  border: 1px solid #cbd5e1;
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.08);
  border-radius: 24px;
  padding: 40px;
  max-width: 420px;
  width: 100%;
  text-align: center;
}
[data-theme="dark"] .login-card {
  background: rgba(17, 24, 39, 0.95);
  border-color: #374151;
  box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.7);
}

.login-logo {
  width: 60px;
  height: 60px;
  background: linear-gradient(135deg, #10b981, #059669);
  border-radius: 18px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 30px;
  margin: 0 auto 16px;
  box-shadow: 0 8px 20px rgba(16, 185, 129, 0.4);
  color: #fff;
}

.login-title {
  font-size: 22px;
  font-weight: 900;
  margin-bottom: 6px;
  color: var(--text-main);
}

.login-sub {
  font-size: 13.5px;
  color: var(--text-muted);
  margin-bottom: 24px;
}

.form-group {
  text-align: right;
  margin-bottom: 18px;
}

.form-group label {
  display: block;
  font-size: 13px;
  font-weight: 700;
  margin-bottom: 6px;
  color: var(--text-main);
}

.form-input {
  width: 100%;
  background: var(--input-bg);
  border: 1px solid var(--input-border);
  border-radius: var(--radius-sm);
  padding: 12px 14px;
  color: var(--text-main);
  font-family: inherit;
  font-size: 14px;
  outline: none;
  transition: var(--transition);
}

.form-input:focus {
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(16, 185, 129, 0.15);
}

.login-btn {
  width: 100%;
  background: var(--primary);
  color: #fff;
  border: none;
  padding: 14px;
  border-radius: var(--radius-sm);
  font-size: 16px;
  font-weight: 800;
  cursor: pointer;
  margin-top: 10px;
  transition: var(--transition);
}

.login-btn:hover {
  background: var(--primary-hover);
}

.error-alert {
  background: #fef2f2;
  border: 1px solid #fca5a5;
  color: #b91c1c;
  padding: 10px 14px;
  border-radius: var(--radius-sm);
  font-size: 13px;
  margin-bottom: 16px;
  display: none;
}
[data-theme="dark"] .error-alert {
  background: rgba(239, 68, 68, 0.15);
  border-color: var(--danger);
  color: #fca5a5;
}

/* Code Snippet Box in Integration Guide */
.code-box {
  background: var(--code-bg);
  border: 1px solid var(--code-border);
  border-radius: var(--radius-sm);
  padding: 16px;
  font-family: 'Consolas', monospace;
  font-size: 13px;
  color: var(--code-text);
  overflow-x: auto;
  direction: ltr;
  text-align: left;
  position: relative;
  margin: 12px 0 20px;
}

/* Toast Message */
.admin-toast {
  position: fixed;
  bottom: 24px;
  left: 50%;
  transform: translateX(-50%) translateY(100px);
  background: #0f172a;
  color: #fff;
  border: 1px solid #334155;
  padding: 12px 24px;
  border-radius: 12px;
  font-weight: 700;
  font-size: 14px;
  z-index: 1000;
  box-shadow: 0 10px 25px rgba(0, 0, 0, 0.2);
  transition: transform 0.3s ease, opacity 0.3s ease;
  opacity: 0;
  pointer-events: none;
}
.admin-toast.show {
  transform: translateX(-50%) translateY(0);
  opacity: 1;
}

/* Responsive */
@media (max-width: 900px) {
  .app-container {
    flex-direction: column;
  }
  .sidebar {
    width: 100%;
    flex-direction: row;
    overflow-x: auto;
    border-left: none;
    border-bottom: 1px solid var(--card-border);
    padding: 10px 16px;
  }
  .nav-item {
    white-space: nowrap;
  }
}