:root {
  --bg: #f5f7fb;
  --card: #ffffff;
  --text: #18202a;
  --muted: #667085;
  --border: #dbe2ea;
  --border-strong: #c8d2df;
  --primary: #2563eb;
  --primary-hover: #1d4ed8;
  --secondary: #eef2f7;
  --danger: #b42318;
  --danger-bg: #fef3f2;
  --warning: #b54708;
  --warning-bg: #fffaeb;
  --success: #067647;
  --success-bg: #ecfdf3;
  --shadow: 0 1px 2px rgba(16, 24, 40, 0.05);
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Arial, sans-serif;
  color: var(--text);
  background: var(--bg);
}

.hidden {
  display: none !important;
}

.screen {
  min-height: 100vh;
}

.screen-center {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
}

.card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 8px;
  box-shadow: var(--shadow);
}

.login-card {
  width: 100%;
  max-width: 420px;
  padding: 28px;
}

.topbar {
  display: flex;
  justify-content: space-between;
  align-items: start;
  gap: 16px;
  padding: 24px 24px 0;
}

.layout {
  display: grid;
  grid-template-columns: 360px 1fr;
  gap: 20px;
  padding: 24px;
}

.sidebar {
  padding: 20px;
  align-self: start;
  position: sticky;
  top: 20px;
}

.main-content {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.status-card,
.result-controls,
.table-card {
  padding: 20px;
}

.result-controls {
  display: grid;
  grid-template-columns: minmax(260px, 1fr) auto;
  align-items: start;
  gap: 18px;
}

.field {
  display: flex;
  flex-direction: column;
  gap: 6px;
  margin-bottom: 14px;
}

.field.inline {
  flex-direction: row;
  align-items: center;
  gap: 8px;
  margin-bottom: 8px;
}

.field.compact {
  min-width: 220px;
  margin-bottom: 0;
}

.field input,
.field select {
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 10px 12px;
  font-size: 14px;
  background: #fff;
}

.field-group {
  margin-bottom: 14px;
}

.button-row,
.controls-inline,
.topbar-actions {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
}

.btn {
  border: 0;
  border-radius: 10px;
  padding: 10px 14px;
  cursor: pointer;
  font-weight: 600;
}

.btn-primary {
  background: var(--primary);
  color: #fff;
}

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

.btn-secondary {
  background: var(--secondary);
  color: var(--text);
}

.btn-block {
  width: 100%;
}

.muted {
  color: var(--muted);
}

.error-text {
  margin-top: 10px;
  color: var(--danger);
  font-size: 14px;
}

.status-head {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  align-items: center;
}

.progress-value {
  font-weight: 700;
  color: var(--primary);
}

.progress-bar {
  margin-top: 12px;
  height: 12px;
  background: #e7ecf3;
  border-radius: 999px;
  overflow: hidden;
}

.progress-bar-fill {
  height: 100%;
  background: linear-gradient(90deg, var(--primary), #5b8cff);
  transition: width 0.3s ease;
}

.status-counters {
  margin-top: 14px;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 8px;
}

.counter-item {
  background: #f8fafc;
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 10px 12px;
  font-size: 13px;
}

.summary-strip {
  grid-column: 1 / -1;
  display: grid;
  grid-template-columns: repeat(5, minmax(140px, 1fr));
  gap: 8px;
}

.summary-tile {
  min-height: 92px;
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 12px;
  background: #f8fafc;
}

.summary-tile span,
.summary-tile small {
  display: block;
  color: var(--muted);
  font-size: 12px;
}

.summary-tile strong {
  display: block;
  margin: 7px 0 4px;
  font-size: 26px;
  line-height: 1;
  letter-spacing: 0;
}

.summary-attention {
  border-color: #fedf89;
  background: var(--warning-bg);
}

.summary-warning {
  border-color: #fecdca;
  background: var(--danger-bg);
}

.table-container {
  overflow: auto;
}

table {
  width: 100%;
  border-collapse: collapse;
}

th,
 td {
  border-bottom: 1px solid var(--border);
  padding: 14px 12px;
  text-align: left;
  font-size: 14px;
  vertical-align: top;
}

th {
  position: sticky;
  top: 0;
  background: #f8fafc;
  color: #475467;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0;
  text-transform: uppercase;
  z-index: 1;
}

.result-table {
  min-width: 1120px;
}

.result-row {
  transition: background 0.16s ease, box-shadow 0.16s ease;
}

.result-row:hover {
  background: #fbfdff;
  box-shadow: inset 3px 0 0 var(--primary);
}

.product-cell {
  min-width: 280px;
}

.product-title {
  max-width: 460px;
  font-weight: 700;
  line-height: 1.35;
}

.product-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-top: 7px;
  color: var(--muted);
  font-size: 12px;
}

.product-meta span,
.manufacturer-pill {
  border: 1px solid var(--border);
  border-radius: 999px;
  background: #fff;
  padding: 3px 8px;
  white-space: nowrap;
}

.manufacturer-pill {
  display: inline-block;
  max-width: 180px;
  overflow: hidden;
  text-overflow: ellipsis;
  color: #344054;
}

.number-cell,
.target-cell,
.reorder-cell,
.date-cell {
  white-space: nowrap;
}

.metric-main {
  font-size: 20px;
  font-weight: 750;
  line-height: 1;
}

.metric-sub,
.target-meta {
  margin-top: 6px;
  color: var(--muted);
  font-size: 12px;
}

.stock-cell {
  min-width: 210px;
}

.stock-stack {
  display: grid;
  gap: 6px;
  min-width: 180px;
}

.stock-line {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 14px;
  color: #475467;
}

.stock-line span {
  color: var(--muted);
  font-size: 12px;
}

.stock-line strong {
  color: var(--text);
  font-variant-numeric: tabular-nums;
}

.stock-line-primary {
  padding-bottom: 5px;
  border-bottom: 1px solid var(--border);
}

.stock-line-primary span {
  color: #344054;
  font-weight: 700;
}

.stock-value {
  font-size: 22px;
  line-height: 1;
}

.value-critical {
  color: var(--danger) !important;
}

.value-warning {
  color: var(--warning) !important;
}

.value-ok {
  color: var(--success) !important;
}

.stock-status {
  display: inline-block;
  margin-top: 9px;
  border-radius: 999px;
  padding: 3px 8px;
  font-size: 12px;
  font-weight: 700;
}

.status-critical {
  background: var(--danger-bg);
  color: var(--danger);
}

.status-warning {
  background: var(--warning-bg);
  color: var(--warning);
}

.status-ok {
  background: var(--success-bg);
  color: var(--success);
}

.target-cell {
  min-width: 180px;
}

.target-values {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 12px;
}

.target-values span {
  color: var(--muted);
  font-size: 12px;
}

.target-values strong {
  font-size: 18px;
  font-variant-numeric: tabular-nums;
}

.target-bar {
  width: 100%;
  height: 8px;
  margin-top: 10px;
  border-radius: 999px;
  overflow: hidden;
  background: #edf2f7;
}

.target-bar-fill {
  width: var(--coverage);
  height: 100%;
  border-radius: inherit;
}

.fill-critical {
  background: var(--danger);
}

.fill-warning {
  background: var(--warning);
}

.fill-ok {
  background: var(--success);
}

.reorder-pill {
  display: inline-grid;
  min-width: 96px;
  border-radius: 8px;
  padding: 10px 12px;
  text-align: center;
}

.reorder-pill strong {
  font-size: 24px;
  line-height: 1;
  font-variant-numeric: tabular-nums;
}

.reorder-pill span {
  margin-top: 4px;
  font-size: 12px;
  font-weight: 700;
}

.reorder-critical {
  background: var(--danger-bg);
  color: var(--danger);
}

.reorder-warning {
  background: var(--warning-bg);
  color: var(--warning);
}

.reorder-ok {
  background: var(--success-bg);
  color: var(--success);
}

.date-cell {
  color: #475467;
}

.empty-state {
  padding: 24px;
  text-align: center;
  color: var(--muted);
}

.badge {
  display: inline-block;
  padding: 3px 8px;
  border-radius: 999px;
  background: #eef4ff;
  color: var(--primary);
  font-size: 12px;
  font-weight: 600;
}

@media (max-width: 1100px) {
  .layout {
    grid-template-columns: 1fr;
  }

  .sidebar {
    position: static;
  }

  .result-controls {
    grid-template-columns: 1fr;
  }

  .summary-strip {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 640px) {
  .topbar,
  .layout {
    padding-left: 14px;
    padding-right: 14px;
  }

  .summary-strip {
    grid-template-columns: 1fr;
  }

  .controls-inline {
    display: grid;
  }

  .field.compact {
    min-width: 0;
  }
}