:root {
  --bg: #f4f5f7;
  --surface: #ffffff;
  --surface-2: #f9fafb;
  --border: #e2e5ea;
  --border-strong: #c9ced6;
  --text: #111827;
  --text-2: #4b5563;
  --text-3: #6b7280;
  --text-inverse: #ffffff;
  --primary: #0f4c81;
  --primary-hover: #0c3d68;
  --primary-soft: #e6f0f8;
  --success: #15803d;
  --success-soft: #dcfce7;
  --warning: #b45309;
  --warning-soft: #fef3c7;
  --danger: #b91c1c;
  --danger-soft: #fee2e2;
  --info: #1d4ed8;
  --info-soft: #dbeafe;
  --neutral-soft: #eef0f3;
  --row-wiped: #fff7e6;
  --row-scheduled: #eef5fb;
  --font: -apple-system, BlinkMacSystemFont, "Segoe UI", Inter, Roboto, Helvetica, Arial, sans-serif;
  --mono: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  --fs-xs: 11px;
  --fs-sm: 12.5px;
  --fs-md: 14px;
  --fs-lg: 16px;
  --fs-xl: 20px;
  --fs-2xl: 28px;
  --sidebar-w: 240px;
  --sidebar-rail: 56px;
  --topbar-h: 52px;
  --radius: 6px;
  --radius-lg: 10px;
  --shadow-sm: 0 1px 2px rgba(16, 24, 40, 0.06);
  --shadow-md: 0 4px 12px rgba(16, 24, 40, 0.08);
  --space-1: 4px;
  --space-2: 8px;
  --space-3: 12px;
  --space-4: 16px;
  --space-5: 24px;
  --space-6: 32px;
}

*,
*::before,
*::after { box-sizing: border-box; }

html, body { height: 100%; }

body {
  margin: 0;
  font-family: var(--font);
  font-size: var(--fs-md);
  line-height: 1.45;
  color: var(--text);
  background: var(--bg);
}

a { color: var(--primary); }
a:hover { color: var(--primary-hover); }

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.app {
  display: grid;
  grid-template-columns: var(--sidebar-w) 1fr;
  min-height: 100vh;
}

.sidebar {
  background: var(--surface);
  border-right: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  padding: var(--space-4) var(--space-3);
  position: sticky;
  top: 0;
  height: 100vh;
}

.brand {
  display: flex;
  align-items: center;
  padding: var(--space-2) var(--space-2) var(--space-4);
  text-decoration: none;
}
.brand__logo {
  display: block;
  width: 100%;
  height: auto;
  max-width: 208px;
}
.brand__mark {
  width: 28px;
  height: 28px;
  border-radius: 8px;
  background: var(--primary);
  color: var(--text-inverse);
  display: grid;
  place-items: center;
  font-size: var(--fs-xs);
  font-weight: 700;
  flex-shrink: 0;
}
.brand__label { white-space: nowrap; }

.nav { display: flex; flex-direction: column; gap: 4px; }
.nav-item {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  padding: 8px 10px;
  border-radius: var(--radius);
  color: var(--text-2);
  text-decoration: none;
  font-weight: 500;
  border-left: 3px solid transparent;
}
.nav-item svg { flex-shrink: 0; }
.nav-item:hover { background: var(--surface-2); color: var(--text); }
.nav-item.is-active {
  background: var(--primary-soft);
  color: var(--primary);
  border-left-color: var(--primary);
}

.sidebar__footer {
  margin-top: auto;
  padding: var(--space-4) var(--space-2) var(--space-2);
  border-top: 1px solid var(--border);
  font-size: var(--fs-sm);
  color: var(--text-3);
}
.sidebar__footer a { display: block; margin-bottom: 4px; }

.main { min-width: 0; display: flex; flex-direction: column; }

.topbar {
  height: var(--topbar-h);
  background: var(--surface);
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-3);
  padding: 0 var(--space-5);
  position: sticky;
  top: 0;
  z-index: 20;
}
.breadcrumb { color: var(--text-3); font-size: var(--fs-sm); }
.breadcrumb strong { color: var(--text); font-weight: 600; }
.topbar__right {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  flex-wrap: wrap;
  justify-content: flex-end;
}
.store-label {
  font-family: var(--mono);
  font-size: var(--fs-xs);
  color: var(--text-2);
}

.content {
  max-width: 1440px;
  padding: var(--space-5);
  display: flex;
  flex-direction: column;
  gap: var(--space-5);
}

.page-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: var(--space-4);
  flex-wrap: wrap;
}
.page-title { font-size: var(--fs-xl); font-weight: 600; margin: 0 0 4px; }
.page-desc { margin: 0; color: var(--text-2); font-size: var(--fs-sm); }
.page-actions { display: flex; gap: var(--space-2); flex-wrap: wrap; }

.pill {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  height: 22px;
  padding: 0 8px;
  border-radius: 999px;
  font-size: var(--fs-xs);
  letter-spacing: 0.02em;
  text-transform: uppercase;
  font-weight: 650;
  background: var(--neutral-soft);
  color: var(--text-2);
  white-space: nowrap;
}
.pill::before {
  content: "";
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: currentColor;
}
.pill--ok { background: var(--success-soft); color: var(--success); }
.pill--warn { background: var(--warning-soft); color: var(--warning); }
.pill--danger { background: var(--danger-soft); color: var(--danger); }
.pill--neutral { background: var(--neutral-soft); color: var(--text-3); }
.pill--info { background: var(--info-soft); color: var(--info); }

.kpi-row, .kpi-grid {
  display: grid;
  gap: var(--space-3);
}
.kpi-row { grid-template-columns: repeat(4, minmax(0, 1fr)); }
.kpi-grid { grid-template-columns: repeat(4, minmax(0, 1fr)); }

.kpi {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
  padding: var(--space-4);
}
.kpi__label {
  font-size: var(--fs-xs);
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--text-3);
  font-weight: 650;
}
.kpi__value {
  font-size: var(--fs-2xl);
  font-weight: 600;
  font-variant-numeric: tabular-nums;
  margin-top: 4px;
}
.kpi__sub { color: var(--text-3); font-size: var(--fs-sm); margin-top: 4px; }
.kpi--danger .kpi__value { color: var(--danger); }

.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
  margin: 0;
}
.card__header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: var(--space-3);
  padding: var(--space-4) var(--space-4) 0;
  flex-wrap: wrap;
}
.card__title { margin: 0; font-size: var(--fs-lg); font-weight: 600; }
.card__body { padding: var(--space-4); }
.card__footer { padding: 0 var(--space-4) var(--space-4); }

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  height: 32px;
  padding: 0 12px;
  border-radius: var(--radius);
  border: 1px solid transparent;
  font: inherit;
  font-weight: 500;
  cursor: pointer;
  background: var(--neutral-soft);
  color: var(--text);
}
.btn:focus-visible { outline: none; box-shadow: 0 0 0 3px var(--primary-soft); }
.btn:disabled { opacity: 0.5; cursor: not-allowed; }
.btn--primary { background: var(--primary); color: var(--text-inverse); }
.btn--primary:hover:not(:disabled) { background: var(--primary-hover); }
.btn--secondary { background: var(--surface); border-color: var(--border-strong); }
.btn--danger { background: var(--danger); color: var(--text-inverse); }
.btn--ghost { background: transparent; }
.btn--sm { height: 28px; padding: 0 10px; font-size: var(--fs-sm); }
.btn--block { width: 100%; justify-content: center; }
.sidebar__footer .btn { margin: 8px 0; }
.btn.is-loading { position: relative; color: transparent; }
.btn.is-loading::after {
  content: "";
  position: absolute;
  width: 14px;
  height: 14px;
  border: 2px solid currentColor;
  border-right-color: transparent;
  border-radius: 50%;
  animation: spin 0.7s linear infinite;
  color: var(--text-inverse);
}
.btn--secondary.is-loading::after { color: var(--text); }

@keyframes spin { to { transform: rotate(360deg); } }

.toolbar {
  display: flex;
  justify-content: space-between;
  gap: var(--space-2);
  flex-wrap: wrap;
  align-items: center;
  margin-bottom: var(--space-3);
}
.toolbar__left, .toolbar__right { display: flex; gap: var(--space-2); align-items: center; flex-wrap: wrap; }

.table-wrap { overflow-x: auto; border: 1px solid var(--border); border-radius: var(--radius); }
.table {
  width: 100%;
  border-collapse: collapse;
  min-width: 960px;
}
.table th, .table td {
  text-align: left;
  padding: 8px 10px;
  border-bottom: 1px solid var(--border);
  font-size: var(--fs-sm);
  height: 36px;
  vertical-align: middle;
}
.table th {
  position: sticky;
  top: 0;
  background: var(--surface-2);
  font-weight: 650;
  color: var(--text-2);
  z-index: 1;
}
.table tbody tr:nth-child(even) { background: var(--surface-2); }
.table tbody tr:hover { background: #f3f6fa; }
.table tr.is-wiped { background: var(--row-wiped); }
.table tr.is-scheduled { box-shadow: inset 3px 0 0 var(--primary); }
.table td.num { text-align: right; font-variant-numeric: tabular-nums; }
.table td.num--danger { color: var(--danger); }
.btn--outline {
  background: var(--surface);
  border-color: var(--primary);
  color: var(--primary);
}
.table td.mono, .mono { font-family: var(--mono); font-size: var(--fs-xs); }
.table--compact { min-width: 640px; }
.reason-cell {
  color: var(--danger);
  white-space: pre-wrap;
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.input--jump { width: 72px; }
.kv--tight { margin: 12px 0; }
.copy-id { cursor: pointer; }
.copy-id:hover { text-decoration: underline; }

.pager {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: var(--space-3);
  flex-wrap: wrap;
  margin-top: var(--space-3);
}
.pager__info { color: var(--text-3); font-size: var(--fs-sm); }
.pager__controls { display: flex; gap: var(--space-2); align-items: center; flex-wrap: wrap; }

.field { display: flex; flex-direction: column; gap: 4px; }
.field__label { font-size: var(--fs-xs); color: var(--text-3); font-weight: 650; text-transform: uppercase; }
.input, .select {
  height: 32px;
  border: 1px solid var(--border-strong);
  border-radius: var(--radius);
  padding: 0 8px;
  font: inherit;
  background: var(--surface);
}
#skuPaste {
  height: auto;
  min-height: 64px;
  min-width: 220px;
  padding: 6px 8px;
  resize: vertical;
}
.input:focus, .select:focus { outline: none; box-shadow: 0 0 0 3px var(--primary-soft); border-color: var(--primary); }
.switch {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  cursor: pointer;
  font-size: var(--fs-sm);
}
.switch input { width: 16px; height: 16px; }

.chip {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: var(--primary-soft);
  color: var(--primary);
  border-radius: 999px;
  padding: 4px 8px;
  font-size: var(--fs-sm);
  margin: 0 6px 6px 0;
}
.chip__remove {
  border: 0;
  background: transparent;
  color: inherit;
  cursor: pointer;
  font: inherit;
  padding: 0;
}

.progress {
  height: 8px;
  background: var(--neutral-soft);
  border-radius: 99px;
  overflow: hidden;
}
.progress__bar {
  height: 100%;
  background: var(--primary);
  width: 0%;
  transition: width 300ms ease;
}
.progress__label { color: var(--text-2); font-size: var(--fs-sm); margin-top: 8px; }

.toast-stack {
  position: fixed;
  right: 16px;
  bottom: 16px;
  display: flex;
  flex-direction: column;
  gap: 8px;
  z-index: 80;
  max-width: 360px;
}
.toast {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow-md);
  padding: 10px 12px;
  font-size: var(--fs-sm);
}
.toast--ok { border-left: 3px solid var(--success); }
.toast--err { border-left: 3px solid var(--danger); }
.toast--info { border-left: 3px solid var(--info); }

.modal-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(17, 24, 39, 0.4);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 70;
  padding: 16px;
}
.modal {
  background: var(--surface);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
  max-width: 480px;
  width: 100%;
  padding: var(--space-5);
}
.modal__title { margin: 0 0 8px; font-size: var(--fs-lg); }
.modal__body { color: var(--text-2); margin: 0 0 16px; }
.modal__actions { display: flex; justify-content: flex-end; gap: 8px; }

.empty {
  text-align: center;
  color: var(--text-3);
  padding: 32px 12px;
}
.skeleton {
  height: 14px;
  background: linear-gradient(90deg, var(--neutral-soft), #fff, var(--neutral-soft));
  background-size: 200% 100%;
  animation: shimmer 1.2s infinite;
  border-radius: 4px;
}
@keyframes shimmer {
  from { background-position: 200% 0; }
  to { background-position: -200% 0; }
}

.banner {
  border-radius: var(--radius);
  padding: 10px 12px;
  font-size: var(--fs-sm);
  margin-bottom: var(--space-3);
}
.banner--warn { background: var(--warning-soft); color: var(--warning); }
.banner--danger { background: var(--danger-soft); color: var(--danger); }

.kv {
  display: grid;
  grid-template-columns: 140px 1fr;
  gap: 8px 12px;
  font-size: var(--fs-sm);
}
.kv__key { color: var(--text-3); }
.kv__val.is-danger { color: var(--danger); }

.config-groups {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-3);
  margin-top: var(--space-4);
}
.config-group {
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: var(--space-4);
  background: var(--surface-2);
}
.config-group__title {
  margin: 0 0 var(--space-3);
  font-size: var(--fs-md);
  font-weight: 650;
}
.config-group__actions {
  display: flex;
  justify-content: flex-end;
  margin-top: var(--space-4);
}
.config-inline {
  display: flex;
  align-items: center;
  gap: var(--space-2);
}
.input--number { width: 76px; }

.split-2 {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-5);
}

.live-dot { display: inline-flex; align-items: center; gap: 6px; }

.icon-btn { width: 32px; padding: 0; }

@media (max-width: 1200px) {
  .kpi-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .kpi-row { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}

@media (max-width: 1024px) {
  .app { grid-template-columns: var(--sidebar-rail) 1fr; }
  .brand__label, .nav-item span, .sidebar__footer { display: none; }
  .brand { padding: 4px 0 var(--space-3); justify-content: center; }
  .brand__logo {
    width: 40px;
    height: 40px;
    max-width: none;
    object-fit: cover;
    object-position: left center;
  }
  .sidebar { padding: var(--space-3) 6px; }
  .nav-item { justify-content: center; padding: 10px 0; border-left-width: 0; }
  .nav-item.is-active { border-left: 0; box-shadow: inset 3px 0 0 var(--primary); }
}

@media (max-width: 720px) {
  .app { grid-template-columns: 1fr; }
  .sidebar {
    position: sticky;
    top: 0;
    height: auto;
    flex-direction: row;
    align-items: center;
    z-index: 30;
  }
  .brand { padding: 4px 8px 4px 0; }
  .brand__logo {
    width: auto;
    height: 36px;
    max-width: 180px;
    object-fit: contain;
    object-position: left center;
  }
  .nav { flex-direction: row; }
  .brand__label, .nav-item span { display: inline; }
  .sidebar__footer { display: none; }
  .split-2, .kpi-row, .kpi-grid, .config-groups { grid-template-columns: 1fr; }
  .content { padding: var(--space-4); }
}