:root {
  --ui-canvas: #f7f8fb;
  --ui-surface: #fff;
  --ui-text: #172033;
  --ui-muted: #667085;
  --ui-border: #e4e7ec;
  --ui-border-strong: #d0d5dd;
  --ui-primary: #2563eb;
  --ui-primary-hover: #1d4ed8;
  --ui-sidebar: #172033;
  --ui-sidebar-hover: #243047;
  --ui-sidebar-active: #264a91;
  --ui-radius: 8px;
  --ui-shadow: 0 1px 2px rgba(16, 24, 40, .05);
}

body { background: var(--ui-canvas); color: var(--ui-text); }
.app-shell { display: flex; min-height: 100vh; background: var(--ui-canvas); }
.app-sidebar { position: sticky; top: 0; z-index: 30; display: flex; width: 232px; height: 100vh; flex: 0 0 232px; flex-direction: column; overflow: hidden; background: var(--ui-sidebar); color: #f8fafc; transition: width .18s ease, flex-basis .18s ease, transform .18s ease; }
.app-sidebar-brand { display: flex; min-height: 72px; align-items: center; gap: 10px; padding: 14px 16px; border-bottom: 1px solid rgba(255,255,255,.1); }
.app-sidebar-brand-copy { min-width: 0; flex: 1; }
.app-sidebar-brand h1 { margin: 0; color: #fff; font-size: 16px; font-weight: 700; letter-spacing: .02em; white-space: nowrap; }
.app-sidebar-brand p { margin: 5px 0 0; overflow: hidden; color: #98a2b3; font-size: 11px; text-overflow: ellipsis; white-space: nowrap; }
.app-sidebar-toggle, .app-mobile-nav-trigger { display: inline-flex; align-items: center; justify-content: center; border: 0; border-radius: 6px; background: transparent; color: #cbd5e1; cursor: pointer; }
.app-sidebar-toggle { width: 28px; height: 28px; flex: 0 0 28px; font-size: 24px; line-height: 1; }
.app-sidebar-toggle:hover { background: rgba(255,255,255,.1); color: #fff; }
.app-sidebar-nav { flex: 1; overflow-y: auto; padding: 12px 8px; }
.app-nav-link, .app-nav-group-trigger, .app-nav-child { display: flex; width: 100%; min-width: 0; align-items: center; border: 0; border-radius: 6px; background: transparent; color: #cbd5e1; font-size: 13px; font-weight: 500; line-height: 20px; text-align: left; text-decoration: none; cursor: pointer; }
.app-nav-link, .app-nav-group-trigger { min-height: 40px; padding: 0 10px; }
.app-nav-link:hover, .app-nav-group-trigger:hover, .app-nav-group.is-active > .app-nav-group-trigger { background: var(--ui-sidebar-hover); color: #fff; }
.app-nav-link.active, .app-nav-child.active { background: var(--ui-sidebar-active); color: #fff; box-shadow: inset 3px 0 0 #60a5fa; }
.app-nav-icon { display: inline-flex; width: 28px; flex: 0 0 28px; align-items: center; justify-content: center; overflow: hidden; font-size: 11px; font-weight: 800; letter-spacing: -.02em; text-align: center; }
.app-nav-label { min-width: 0; flex: 1; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.app-nav-disclosure { width: 16px; flex: 0 0 16px; color: #98a2b3; font-size: 18px; text-align: center; transition: transform .15s ease; }
.app-nav-disclosure.open { transform: rotate(90deg); }
.app-nav-children { margin: 2px 0 7px; padding-left: 38px; }
.app-nav-child { min-height: 34px; padding: 0 10px; font-size: 12px; }
.app-nav-child:hover { color: #fff; }
.app-sidebar-user { display: flex; min-height: 62px; align-items: center; gap: 8px; padding: 10px 16px; border-top: 1px solid rgba(255,255,255,.1); }
.app-sidebar-user-copy { min-width: 0; flex: 1; }
.app-sidebar-user-copy p, .app-sidebar-user-copy span { display: block; overflow: hidden; margin: 0; text-overflow: ellipsis; white-space: nowrap; }
.app-sidebar-user-copy p { color: #fff; font-size: 12px; font-weight: 600; }
.app-sidebar-user-copy span { margin-top: 3px; color: #98a2b3; font-size: 11px; }
.app-sidebar-logout { border: 0; background: transparent; color: #98a2b3; font-size: 12px; cursor: pointer; }
.app-sidebar-logout:hover { color: #fff; }
.app-sidebar-collapsed .app-sidebar { width: 68px; flex-basis: 68px; }
.app-sidebar-collapsed .app-sidebar-brand { justify-content: center; padding: 14px 8px; }
.app-sidebar-collapsed .app-sidebar-brand-copy, .app-sidebar-collapsed .app-nav-label, .app-sidebar-collapsed .app-nav-disclosure, .app-sidebar-collapsed .app-sidebar-user-copy, .app-sidebar-collapsed .app-sidebar-logout { display: none; }
.app-sidebar-collapsed .app-nav-link, .app-sidebar-collapsed .app-nav-group-trigger { justify-content: center; padding: 0; }
.app-sidebar-collapsed .app-nav-icon { width: 40px; flex-basis: 40px; }
.app-sidebar-collapsed .app-sidebar-user { justify-content: center; padding: 10px 8px; }
.app-main { min-width: 0; flex: 1; overflow: auto; }
.app-main-content { min-width: 980px; }
.app-mobile-nav-trigger { display: none; position: fixed; top: 12px; left: 12px; z-index: 40; width: 38px; height: 38px; background: var(--ui-sidebar); color: #fff; font-size: 19px; box-shadow: var(--ui-shadow); }

.btn { min-height: 34px; gap: 6px; justify-content: center; border-radius: var(--ui-radius); font-weight: 600; box-shadow: none; }
.btn-primary { background: var(--ui-primary); }
.btn-primary:hover { background: var(--ui-primary-hover); }
.btn-secondary { border-color: var(--ui-border-strong); background: #fff; color: #344054; }
.btn-secondary:hover { border-color: #98a2b3; background: #f9fafb; }
.btn-sm { min-height: 28px; }
.input { min-height: 34px; border-color: var(--ui-border-strong); border-radius: var(--ui-radius); color: var(--ui-text); }
.input:focus { border-color: var(--ui-primary); box-shadow: 0 0 0 3px rgba(37,99,235,.12); }
.card, .metric-card { border-color: var(--ui-border); border-radius: var(--ui-radius); box-shadow: var(--ui-shadow); }
.card { padding: 18px; }
table { background: var(--ui-surface); }
th { padding: 10px 12px; background: #f8fafc; color: #667085; font-size: 11px; letter-spacing: .02em; text-transform: none; }
td { padding: 11px 12px; border-bottom-color: var(--ui-border); color: #344054; }
tr:hover td { background: #f8fbff; }
.list-toolbar { display: flex; flex-wrap: wrap; align-items: end; justify-content: space-between; gap: 12px; margin-bottom: 12px; }
.list-toolbar-actions { display: flex; flex: 1 1 360px; flex-wrap: wrap; align-items: center; gap: 8px; }
.list-toolbar-actions .input { min-width: 180px; }
.list-table { overflow-x: auto; border: 1px solid var(--ui-border); border-radius: var(--ui-radius); background: var(--ui-surface); }
.list-table table { width: 100%; margin: 0; }
.list-pagination, .retail-pagination, .ca-pagination, .admin-tools-pagination, .tbcc-operation-pagination, .mtDiscount-pagination, .mtv2-pagination, .tsv2-pagination { display: flex; min-height: 44px; align-items: center; justify-content: flex-end; gap: 8px; margin-top: 12px; padding: 8px 0; color: var(--ui-muted); }
.retail-pagination-summary { margin-right: auto; color: var(--ui-muted); font-size: 13px; white-space: nowrap; }
.retail-pagination-size { display: inline-flex; align-items: center; gap: 6px; color: var(--ui-muted); font-size: 13px; white-space: nowrap; }
.retail-pagination-size .input { min-width: 74px; }
.retail-pagination-pages { display: inline-flex; align-items: center; gap: 4px; }
.retail-pagination-page { min-width: 30px; padding: 0 7px; }
.retail-pagination-page.is-active { border-color: var(--ui-primary); background: #eff6ff; color: var(--ui-primary); }
.retail-date-range-input { border-radius: var(--ui-radius) !important; }

@media (max-width: 767px) {
  .app-main-content { min-width: 0; }
  .app-sidebar { position: fixed; width: min(280px, 86vw); flex-basis: auto; box-shadow: 12px 0 28px rgba(16,24,40,.22); }
  .app-sidebar-collapsed .app-sidebar { width: min(280px, 86vw); transform: translateX(-100%); }
  .app-sidebar-collapsed .app-sidebar-brand-copy, .app-sidebar-collapsed .app-nav-label, .app-sidebar-collapsed .app-nav-disclosure, .app-sidebar-collapsed .app-sidebar-user-copy, .app-sidebar-collapsed .app-sidebar-logout { display: block; }
  .app-sidebar-collapsed .app-sidebar-brand { justify-content: initial; padding: 14px 16px; }
  .app-sidebar-collapsed .app-nav-link, .app-sidebar-collapsed .app-nav-group-trigger { justify-content: initial; padding: 0 10px; }
  .app-sidebar-collapsed .app-nav-icon { width: 28px; flex-basis: 28px; }
  .app-sidebar-collapsed .app-sidebar-user { justify-content: initial; padding: 10px 16px; }
  .app-mobile-nav-trigger { display: inline-flex; }
  .app-main .p-6 { padding: 56px 16px 20px !important; }
  .app-main .overflow-x-auto { margin-right: -16px; margin-left: -16px; padding-right: 16px; padding-left: 16px; }
  .list-pagination, .retail-pagination, .ca-pagination, .admin-tools-pagination, .tbcc-operation-pagination, .mtDiscount-pagination, .mtv2-pagination, .tsv2-pagination { justify-content: flex-start; }
  .list-pagination > span, .retail-pagination-summary { width: 100%; }
  .retail-pagination-pages { order: 3; width: 100%; overflow-x: auto; padding-bottom: 2px; }
  .metric-grid { grid-template-columns: 1fr 1fr; }
}