:root{--amber-50: #fffbeb;--amber-100: #fef3c7;--amber-400: #fbbf24;--amber-500: #f59e0b;--amber-600: #d97706;--amber-700: #b45309;--orange-600: #ea580c;--stone-50: #fafaf9;--stone-100: #f5f5f4;--stone-200: #e7e5e4;--stone-300: #d6d3d1;--stone-400: #a8a29e;--stone-500: #78716c;--stone-600: #57534e;--stone-700: #44403c;--stone-800: #292524;--stone-900: #1c1917;--emerald-50: #ecfdf5;--emerald-100: #d1fae5;--emerald-600: #059669;--emerald-700: #047857;--blue-50: #eff6ff;--blue-100: #dbeafe;--blue-700: #1d4ed8;--red-50: #fef2f2;--red-100: #fecaca;--red-600: #dc2626;--bg: var(--stone-50);--border: var(--stone-200);--text: var(--stone-800);--muted: var(--stone-500);--danger: var(--red-600);--success: var(--emerald-700);font-family:Tajawal,Tahoma,Segoe UI,sans-serif}*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--text)}.app-shell{display:flex;min-height:100vh}.sidebar{width:220px;background:var(--stone-900);color:var(--stone-300);flex-shrink:0;display:flex;flex-direction:column;position:sticky;top:0;height:100vh;overflow-y:auto}.sidebar h1{font-size:16px;font-weight:800;color:#fff;margin:0;padding:20px 18px 14px;border-bottom:1px solid var(--stone-800)}.sidebar nav{display:flex;flex-direction:column;gap:2px}.sidebar nav a{color:var(--stone-300);text-decoration:none;padding:9px 12px;border-radius:9px;font-size:13px;font-weight:600;transition:background .15s,color .15s}.sidebar nav a.active{background:var(--amber-500);color:var(--stone-900)}.sidebar nav a:hover{background:var(--stone-800);color:#fff}.sidebar .logout{margin-top:auto;padding:14px 18px;color:var(--stone-400);cursor:pointer;font-size:12px;border-top:1px solid var(--stone-800)}.sidebar .logout:hover{color:#fff}.main{flex:1;min-width:0;padding:24px 28px 60px;max-width:1180px}.main h2{margin-top:0;font-size:21px;font-weight:800}.card{background:#fff;border:1px solid var(--border);border-radius:14px;box-shadow:0 1px 3px #0000000a;padding:20px;margin-bottom:18px}.stat-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(160px,1fr));gap:12px}.stat{background:#fff;border:1px solid var(--border);border-radius:14px;padding:16px}.stat .value{font-size:22px;font-weight:900;font-variant-numeric:tabular-nums}.stat .label{color:var(--muted);font-size:12px;margin-top:6px;font-weight:600}table{width:100%;border-collapse:collapse}th,td{text-align:start;padding:9px 10px;border-bottom:1px solid var(--stone-100);font-size:13px}.num{text-align:left;direction:ltr}th{color:var(--stone-400);font-weight:700;font-size:11px;border-bottom:1px solid var(--border)}tr:hover td{background:var(--stone-50)}.btn{display:inline-flex;align-items:center;gap:6px;background:var(--amber-500);color:#fff;border:none;border-radius:10px;padding:9px 16px;cursor:pointer;font-size:13px;font-weight:700;transition:opacity .15s}.btn:hover{opacity:.88}.btn:disabled{opacity:.5;cursor:not-allowed}.btn.secondary{background:var(--stone-100);color:var(--stone-700)}.btn.danger{background:var(--red-50);color:var(--red-600)}.field{margin-bottom:12px;display:flex;flex-direction:column;gap:4px}.field label{font-size:12px;color:var(--muted);font-weight:700}.field input,.field select,.field textarea{padding:9px 10px;background:var(--stone-50);border:1px solid var(--border);border-radius:10px;font-size:13px;outline:none}.field input:focus,.field select:focus,.field textarea:focus{border-color:var(--amber-400);box-shadow:0 0 0 2px #fbbf2440}.form-row{display:flex;gap:12px;flex-wrap:wrap}.form-row .field{flex:1;min-width:160px}.error-banner{background:var(--red-50);color:var(--red-600);border:1px solid var(--red-100);padding:10px 14px;border-radius:10px;margin-bottom:14px;font-size:13px;font-weight:600}.success-banner{background:var(--emerald-50);color:var(--emerald-700);border:1px solid var(--emerald-100);padding:10px 14px;border-radius:10px;margin-bottom:14px;font-size:13px;font-weight:600}.auth-page{min-height:100vh;display:flex;align-items:center;justify-content:center;background:var(--stone-900)}.auth-box{background:#fff;border-radius:16px;padding:32px;width:360px}.auth-box h1{margin-top:0;font-size:20px;color:var(--stone-900)}.auth-box .switch{margin-top:14px;font-size:13px;text-align:center;color:var(--muted)}.auth-box .switch a{color:var(--amber-600);cursor:pointer;font-weight:700}.badge{display:inline-block;padding:3px 10px;border-radius:100px;font-size:11px;font-weight:700}.badge.open{background:var(--emerald-50);color:var(--emerald-700)}.badge.closed{background:var(--stone-100);color:var(--stone-600)}.badge.trial{background:var(--amber-50);color:var(--amber-700)}.product-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(140px,1fr));gap:10px}.product-tile{border:1px solid var(--border);border-radius:14px;padding:14px;background:#fff;cursor:pointer;text-align:center;transition:border-color .15s}.product-tile:hover{border-color:var(--amber-500)}.product-tile:disabled,.product-tile.disabled{opacity:.4;cursor:not-allowed}.product-tile .name{font-weight:700;font-size:14px}.product-tile .qty{color:var(--muted);font-size:12px;margin-top:4px}@media (max-width: 860px){.app-shell{flex-direction:column}.sidebar{width:100%;height:auto;position:relative}.main{padding:16px}}.page-header{margin-bottom:18px}.page-header h1{font-size:21px;font-weight:800;margin:0 0 3px}.page-header p{font-size:13px;color:var(--muted);margin:0}.section-title-row{display:flex;align-items:center;justify-content:space-between;margin-bottom:10px}.muted{color:var(--muted);font-size:12px}.hr{border:none;border-top:1px solid var(--stone-100);margin:14px 0}.btn-primary{background:var(--amber-500);color:#fff}.btn-secondary{background:var(--stone-100);color:var(--stone-700)}.btn-danger{background:var(--red-50);color:var(--red-600)}.btn-sm{padding:6px 11px;font-size:12px}.table-wrap{overflow-x:auto}table.data-table th{font-size:11px}.tag{display:inline-block;padding:3px 9px;border-radius:100px;font-size:11px;font-weight:700}.tag.green{background:var(--emerald-50);color:var(--emerald-700)}.tag.red{background:var(--red-50);color:var(--red-600)}.tag.amber{background:var(--amber-50);color:var(--amber-700)}.tag.gray{background:var(--stone-100);color:var(--stone-600)}.icon-btn{background:none;border:none;color:var(--stone-400);padding:5px;border-radius:6px;display:inline-flex;cursor:pointer}.icon-btn:hover{color:var(--red-600);background:var(--red-50)}.icon-btn.edit:hover{color:var(--blue-700);background:var(--blue-50)}.empty-state{text-align:center;padding:40px 20px;color:var(--muted);font-size:13px}.field-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(160px,1fr));gap:12px}.stat-card{background:#fff;border:1px solid var(--border);border-radius:14px;padding:16px}.stat-card .stat-label{font-size:12px;color:var(--muted);font-weight:600;margin-bottom:6px}.stat-card .stat-value{font-size:22px;font-weight:900;font-variant-numeric:tabular-nums}.stat-card.green .stat-value{color:var(--emerald-700)}.stat-card.red .stat-value{color:var(--red-600)}.stat-card.blue .stat-value{color:var(--blue-700)}.stat-card.amber .stat-value{color:var(--amber-700)}.card-head{padding:14px 20px;border-bottom:1px solid var(--stone-100);display:flex;align-items:center;justify-content:space-between}.card-head h2{font-size:15px;font-weight:800;margin:0;color:var(--stone-700)}.card-body{padding:18px 20px}.card.no-pad{padding:0}.modal-overlay{position:fixed;top:0;right:0;bottom:0;left:0;background:#1c191780;display:flex;align-items:center;justify-content:center;z-index:200;padding:16px}.modal-box{background:#fff;border-radius:16px;max-width:520px;width:100%;max-height:88vh;overflow-y:auto}.modal-head{padding:16px 20px;border-bottom:1px solid var(--stone-100);display:flex;align-items:center;justify-content:space-between}.modal-head h3{margin:0;font-size:16px;font-weight:800}.modal-close{background:none;border:none;color:var(--muted);padding:4px;cursor:pointer}.modal-body{padding:18px 20px}.modal-actions{padding:14px 20px;border-top:1px solid var(--stone-100);display:flex;gap:8px;justify-content:flex-start}.tabs{display:flex;gap:4px;border-bottom:1px solid var(--border);margin-bottom:16px}.tab-btn{padding:9px 14px;border:none;background:none;font-size:13px;font-weight:700;color:var(--muted);border-bottom:2px solid transparent;margin-bottom:-1px;cursor:pointer}.tab-btn.active{color:var(--amber-600);border-bottom-color:var(--amber-500)}