* { box-sizing: border-box; }
:root{
  --primary:#2563eb; --primary-dark:#1d4ed8; --bg:#f4f6f9; --card:#ffffff;
  --text:#1f2937; --muted:#6b7280; --border:#e5e7eb;
  --success:#16a34a; --warning:#d97706; --danger:#dc2626;
}
body { margin:0; font-family: 'Segoe UI', Tahoma, Arial, sans-serif; background:var(--bg); color:var(--text); }
.hidden { display:none !important; }
button { cursor:pointer; font-family: inherit; }

/* شاشة الدخول */
.login-screen { min-height:100vh; display:flex; align-items:center; justify-content:center; background: linear-gradient(135deg, #1e293b, #334155); }
.login-box { background:var(--card); padding:40px; border-radius:14px; width:340px; box-shadow:0 10px 40px rgba(0,0,0,.3); text-align:center; }
.login-box h1 { margin:0 0 4px; font-size:22px; }
.login-box .sub { color:var(--muted); margin:0 0 20px; }
.login-box form { text-align:right; display:flex; flex-direction:column; gap:6px; }
.login-box label { font-size:13px; color:var(--muted); margin-top:8px; }
.login-box input { padding:10px; border:1px solid var(--border); border-radius:8px; font-size:14px; }
.login-box button { margin-top:16px; padding:11px; background:var(--primary); color:#fff; border:none; border-radius:8px; font-size:15px; font-weight:600; }
.login-box button:hover { background:var(--primary-dark); }
.hint { color:var(--muted); font-size:12px; margin-top:14px; }
.error-msg { color:var(--danger); font-size:13px; min-height:16px; }

/* التطبيق */
.app-screen { min-height:100vh; display:flex; flex-direction:column; }
.topbar { background:#111827; color:#fff; display:flex; align-items:center; padding:0 20px; height:58px; gap:24px; }
.brand { font-weight:700; white-space:nowrap; }
.main-nav { display:flex; gap:4px; flex:1; overflow-x:auto; }
.main-nav button { background:none; border:none; color:#cbd5e1; padding:10px 14px; border-radius:8px; font-size:14px; white-space:nowrap; }
.main-nav button:hover { background:#1f2937; color:#fff; }
.main-nav button.active { background:var(--primary); color:#fff; }
.user-box { display:flex; align-items:center; gap:10px; white-space:nowrap; }
.user-box button { background:#374151; color:#fff; border:none; padding:7px 14px; border-radius:6px; font-size:13px; }
.user-box button:hover { background:#4b5563; }

.content { padding:22px; max-width:1300px; width:100%; margin:0 auto; }

.page-header { display:flex; justify-content:space-between; align-items:center; margin-bottom:16px; flex-wrap:wrap; gap:10px; }
.page-header h2 { margin:0; font-size:20px; }
.toolbar { display:flex; gap:8px; flex-wrap:wrap; align-items:center; }
.toolbar input, .toolbar select { padding:8px 10px; border:1px solid var(--border); border-radius:8px; font-size:13px; }

.btn { padding:8px 16px; border-radius:8px; border:none; font-size:13px; font-weight:600; }
.btn-primary { background:var(--primary); color:#fff; }
.btn-primary:hover { background:var(--primary-dark); }
.btn-secondary { background:#e5e7eb; color:#111827; }
.btn-secondary:hover { background:#d1d5db; }
.btn-danger { background:#fee2e2; color:var(--danger); }
.btn-danger:hover { background:#fecaca; }
.btn-sm { padding:5px 10px; font-size:12px; }

/* الكروت */
.cards-row { display:grid; grid-template-columns: repeat(auto-fit, minmax(200px,1fr)); gap:14px; margin-bottom:20px; }
.kpi-card { background:var(--card); border-radius:12px; padding:18px; box-shadow:0 1px 3px rgba(0,0,0,.08); border-inline-start:4px solid var(--primary); }
.kpi-card .label { color:var(--muted); font-size:13px; }
.kpi-card .value { font-size:26px; font-weight:700; margin-top:6px; }
.kpi-card.danger { border-inline-start-color: var(--danger); }
.kpi-card.warning { border-inline-start-color: var(--warning); }
.kpi-card.success { border-inline-start-color: var(--success); }

/* الجداول */
.table-wrap { background:var(--card); border-radius:12px; overflow:auto; box-shadow:0 1px 3px rgba(0,0,0,.08); }
table { width:100%; border-collapse:collapse; font-size:13.5px; }
thead th { background:#f9fafb; text-align:right; padding:12px 14px; color:var(--muted); font-weight:600; border-bottom:1px solid var(--border); white-space:nowrap; }
tbody td { padding:11px 14px; border-bottom:1px solid var(--border); white-space:nowrap; }
tbody tr:hover { background:#f9fafb; }
tbody tr.clickable { cursor:pointer; }
.empty-row td { text-align:center; color:var(--muted); padding:30px; }

.badge { display:inline-block; padding:3px 10px; border-radius:20px; font-size:12px; font-weight:600; }
.badge-gray { background:#f3f4f6; color:#4b5563; }
.badge-blue { background:#dbeafe; color:#1e40af; }
.badge-green { background:#dcfce7; color:#166534; }
.badge-yellow { background:#fef3c7; color:#92400e; }
.badge-red { background:#fee2e2; color:#991b1b; }

/* المودال */
.modal-overlay { position:fixed; inset:0; background:rgba(0,0,0,.45); display:flex; align-items:center; justify-content:center; z-index:100; padding:20px; }
.modal-box { background:#fff; border-radius:12px; width:100%; max-width:560px; max-height:90vh; overflow:auto; padding:24px; }
.modal-box h3 { margin-top:0; }
.modal-box .form-row { display:flex; flex-direction:column; gap:4px; margin-bottom:12px; }
.modal-box label { font-size:13px; color:var(--muted); }
.modal-box input, .modal-box select, .modal-box textarea { padding:9px 10px; border:1px solid var(--border); border-radius:8px; font-size:14px; width:100%; }
.modal-box .two-col { display:grid; grid-template-columns:1fr 1fr; gap:12px; }
.modal-actions { display:flex; justify-content:flex-end; gap:8px; margin-top:18px; }

.detail-grid { display:grid; grid-template-columns: 2fr 1fr; gap:16px; align-items:start; }
.detail-card { background:var(--card); border-radius:12px; padding:18px; box-shadow:0 1px 3px rgba(0,0,0,.08); margin-bottom:16px; }
.detail-card h3 { margin-top:0; font-size:16px; }
.info-list div { display:flex; justify-content:space-between; padding:6px 0; border-bottom:1px dashed var(--border); font-size:13.5px; }
.info-list div span:first-child { color:var(--muted); }

.items-table input { width:100%; padding:6px; border:1px solid var(--border); border-radius:6px; font-size:13px; }
.link-btn { background:none; border:none; color:var(--primary); text-decoration:underline; font-size:13px; padding:0; }

@media (max-width: 900px) {
  .detail-grid { grid-template-columns: 1fr; }
  .main-nav { display:none; }
}

/* تبويبات الدخول / التسجيل */
.auth-tabs { display:flex; gap:4px; margin-bottom:16px; background:#f3f4f6; border-radius:8px; padding:4px; }
.auth-tabs .auth-tab { flex:1; background:none; border:none; padding:9px; border-radius:6px; font-size:13px; color:var(--muted); font-weight:600; }
.auth-tabs .auth-tab.active { background:#fff; color:var(--primary); box-shadow:0 1px 3px rgba(0,0,0,.1); }
.auth-form { text-align:right; display:flex; flex-direction:column; gap:6px; }
.auth-form label { font-size:13px; color:var(--muted); margin-top:8px; }
.auth-form input { padding:10px; border:1px solid var(--border); border-radius:8px; font-size:14px; }
.auth-form button[type=submit] { margin-top:16px; padding:11px; background:var(--primary); color:#fff; border:none; border-radius:8px; font-size:15px; font-weight:600; }
.auth-form button[type=submit]:hover { background:var(--primary-dark); }

/* شارة المنظمة وحالة الاشتراك في الشريط العلوي */
.org-badge { background:#374151; padding:5px 12px; border-radius:20px; font-size:12px; }
.org-badge.trial { background:#78350f; color:#fde68a; }
.org-badge.warn { background:#7f1d1d; color:#fecaca; }

.subscription-banner { background:#fef3c7; color:#92400e; border-radius:10px; padding:10px 16px; margin-bottom:16px; font-size:13.5px; display:flex; justify-content:space-between; align-items:center; gap:10px; flex-wrap:wrap; }

.btn-secondary-topbar { background:#1f2937; color:#cbd5e1; border:1px solid #374151; padding:7px 12px; border-radius:6px; font-size:12.5px; }
.btn-secondary-topbar:hover { background:#374151; color:#fff; }