:root {
  --page-bg: #f4f6f9;
  --surface: #ffffff;
  --surface-soft: #f8fafc;
  --surface-blue: #eef4ff;
  --ink: #1d2939;
  --ink-soft: #344054;
  --muted: #667085;
  --line: #d8dee8;
  --line-strong: #c7d0dc;
  --blue: #1f64d8;
  --blue-dark: #174ea6;
  --green: #16815c;
  --amber: #9a6700;
  --red: #b42318;
  --cyan: #0e7490;
  --shadow-sm: 0 1px 2px rgba(16, 24, 40, 0.05);
  --shadow-md: 0 8px 24px rgba(16, 24, 40, 0.08);
}

* {
  box-sizing: border-box;
}

html {
  font-size: 16px;
}

body {
  background: var(--page-bg);
  color: var(--ink);
  font-family: "Microsoft YaHei", "Segoe UI", Arial, sans-serif;
  letter-spacing: 0;
  min-width: 320px;
}

a {
  color: var(--blue);
  text-decoration: none;
}

a:hover {
  color: var(--blue-dark);
}

.app-shell {
  margin: 0 auto;
  max-width: 1560px;
  padding: 24px 22px 48px;
}

.app-nav {
  background: rgba(255, 255, 255, 0.98);
  border-bottom: 1px solid var(--line);
  box-shadow: 0 2px 10px rgba(16, 24, 40, 0.04);
  min-height: 64px;
}

.navbar-brand {
  align-items: center;
  color: var(--ink);
  display: flex;
  gap: 10px;
  margin-right: 24px;
  min-width: 178px;
}

.navbar-brand:hover {
  color: var(--ink);
}

.brand-mark {
  align-items: center;
  background: var(--blue);
  border-radius: 7px;
  color: #fff;
  display: inline-flex;
  flex: 0 0 34px;
  font-size: 1rem;
  font-weight: 800;
  height: 34px;
  justify-content: center;
  width: 34px;
}

.brand-copy {
  display: block;
}

.navbar-brand strong {
  display: block;
  font-size: 1rem;
  line-height: 1.15;
}

.navbar-brand small {
  color: var(--muted);
  display: block;
  font-size: 0.72rem;
  line-height: 1.2;
  margin-top: 2px;
}

.app-nav-links {
  align-items: center;
  gap: 2px;
}

.app-nav-links .nav-link {
  border-radius: 6px;
  color: #475467;
  font-size: 0.93rem;
  font-weight: 650;
  padding: 9px 11px;
}

.app-nav-links .nav-link:hover {
  background: #f0f3f7;
  color: var(--ink);
}

.app-nav-links .nav-link.active {
  background: var(--surface-blue);
  color: var(--blue-dark);
}

.app-dropdown {
  border: 1px solid var(--line);
  border-radius: 8px;
  box-shadow: var(--shadow-md);
  min-width: 190px;
  padding: 7px;
}

.app-dropdown .dropdown-item {
  border-radius: 5px;
  color: var(--ink-soft);
  font-size: 0.91rem;
  padding: 8px 10px;
}

.app-dropdown .dropdown-item:hover {
  background: var(--surface-blue);
  color: var(--blue-dark);
}

.app-dropdown .dropdown-header {
  color: #98a2b3;
  font-size: 0.72rem;
  font-weight: 750;
  padding: 6px 10px 3px;
}

.nav-quick-actions {
  display: flex;
  gap: 8px;
  margin-left: 12px;
}

.nav-create-btn,
.nav-payment-btn {
  white-space: nowrap;
}

.auth-wrap {
  align-items: center;
  display: flex;
  justify-content: center;
  min-height: calc(100vh - 150px);
  padding: 28px 0;
}

.auth-panel,
.auth-form-narrow {
  margin-left: auto;
  margin-right: auto;
  max-width: 520px;
  width: 100%;
}

.auth-panel {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 8px;
  box-shadow: var(--shadow-md);
  padding: 32px;
}

.account-summary {
  max-width: 760px;
}

.permission-groups {
  display: grid;
  gap: 12px;
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.permission-group {
  border: 1px solid var(--line);
  border-radius: 7px;
  margin: 0;
  min-width: 0;
  padding: 14px;
}

.permission-group legend {
  float: none;
  font-size: 0.92rem;
  font-weight: 750;
  margin: 0 0 10px;
  width: auto;
}

.permission-option {
  align-items: flex-start;
  cursor: pointer;
  display: flex;
  gap: 9px;
  margin-bottom: 10px;
}

.permission-option:last-child {
  margin-bottom: 0;
}

.permission-option input {
  flex: 0 0 auto;
  margin-top: 3px;
}

.permission-option span,
.permission-option strong,
.permission-option small {
  display: block;
}

.permission-option small {
  color: var(--muted);
  font-size: 0.78rem;
  line-height: 1.4;
  margin-top: 2px;
}

.error-panel {
  margin-top: 10vh;
  max-width: 620px;
}

.error-code {
  color: var(--blue);
  font-size: 3rem;
  font-weight: 800;
  line-height: 1;
  margin-bottom: 16px;
}

.security-audit-table code {
  overflow-wrap: anywhere;
  white-space: normal;
}

.security-event-details {
  min-width: 4rem;
}

.security-event-details[open] {
  min-width: 24rem;
}

.security-event-details summary {
  color: var(--bs-primary);
  cursor: pointer;
  white-space: nowrap;
}

.security-event-details pre {
  font-size: 0.75rem;
  margin: 0.25rem 0 0.5rem;
  max-height: 12rem;
  max-width: 42rem;
  overflow: auto;
  white-space: pre-wrap;
  word-break: break-word;
}

.page-head {
  align-items: flex-end;
  display: flex;
  gap: 18px;
  justify-content: space-between;
  margin-bottom: 18px;
}

#sale-lines {
  border-bottom: 1px solid var(--bs-border-color);
}

.sale-line {
  border-top: 1px solid var(--bs-border-color);
  padding: 18px 0;
}

.sale-line-head {
  align-items: center;
  display: flex;
  justify-content: space-between;
  margin-bottom: 12px;
}

.sale-line-index {
  color: #344054;
  font-size: 0.9rem;
  font-weight: 750;
}

.audit-summary-preview {
  line-height: 1.45;
  max-width: 440px;
  white-space: pre-line;
}

.audit-meta-grid {
  display: grid;
  gap: 12px;
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.audit-meta-grid > div {
  border-bottom: 1px solid var(--line);
  min-width: 0;
  padding: 8px 0 12px;
}

.audit-meta-grid span {
  color: var(--muted);
  display: block;
  font-size: 0.76rem;
  margin-bottom: 5px;
}

.audit-meta-grid strong {
  overflow-wrap: anywhere;
}

.audit-change-list {
  border-top: 1px solid var(--line);
}

.audit-change-list > div {
  border-bottom: 1px solid var(--line);
  padding: 11px 4px;
}

.audit-raw-section,
.audit-check {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 8px;
  margin-bottom: 10px;
  padding: 14px 16px;
}

.audit-raw-section summary,
.audit-check summary {
  cursor: pointer;
  font-weight: 700;
}

.audit-raw-section pre {
  background: #f8fafc;
  border: 1px solid var(--line);
  border-radius: 6px;
  font-size: 0.76rem;
  max-height: 520px;
  overflow: auto;
  padding: 12px;
  white-space: pre-wrap;
}

.audit-check summary {
  align-items: center;
  display: grid;
  gap: 12px;
  grid-template-columns: 58px 1fr auto;
}

.audit-check-state {
  color: #067647;
  font-size: 0.78rem;
}

.audit-check.is-warning .audit-check-state {
  color: #b54708;
}

.audit-check.is-error .audit-check-state {
  color: #b42318;
}

.page-title,
.display-title {
  color: var(--ink);
  font-size: 1.65rem;
  font-weight: 760;
  line-height: 1.25;
  margin: 0;
}

.page-subtitle {
  color: var(--muted);
  font-size: 0.92rem;
  line-height: 1.55;
  margin: 5px 0 0;
}

.eyebrow,
.page-kicker {
  color: var(--blue-dark);
  font-size: 0.78rem;
  font-weight: 750;
  margin-bottom: 6px;
}

.quick-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  justify-content: flex-end;
}

.btn {
  border-radius: 6px;
  font-weight: 650;
}

.btn-primary {
  background: var(--blue);
  border-color: var(--blue);
}

.btn-primary:hover,
.btn-primary:focus {
  background: var(--blue-dark);
  border-color: var(--blue-dark);
}

.btn-outline-primary {
  border-color: #8fb2ec;
  color: var(--blue-dark);
}

.btn-outline-secondary {
  border-color: #98a2b3;
  color: #475467;
}

.badge {
  border-radius: 5px;
  font-weight: 700;
}

.alert {
  border-radius: 7px;
}

.panel,
.surface,
.summary-box,
.module-card,
.metric-card,
.form-shell {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 8px;
  box-shadow: var(--shadow-sm);
}

.panel,
.module-card,
.summary-box {
  padding: 16px;
}

.panel-head {
  align-items: flex-start;
  display: flex;
  gap: 12px;
  justify-content: space-between;
  margin-bottom: 14px;
}

.panel-head h2,
.module-card h2,
.section-title {
  color: var(--ink);
  font-size: 1.02rem;
  font-weight: 750;
  margin: 0;
}

.panel-head p,
.module-card p,
.section-copy {
  color: var(--muted);
  font-size: 0.84rem;
  line-height: 1.5;
  margin: 4px 0 0;
}

.panel-head a {
  font-size: 0.85rem;
  font-weight: 650;
  white-space: nowrap;
}

.metric-grid {
  display: grid;
  gap: 12px;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  margin-bottom: 16px;
}

.metric-grid.compact-six {
  grid-template-columns: repeat(6, minmax(0, 1fr));
}

.metric-grid.compact-three {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.metric-grid.compact-two {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.dashboard-section-label {
  color: var(--muted);
  font-size: 0.76rem;
  font-weight: 750;
  letter-spacing: 0;
  margin: 3px 0 7px;
}

.metric-card {
  color: var(--ink);
  display: block;
  min-height: 112px;
  padding: 15px 16px;
  position: relative;
}

.metric-card:hover {
  border-color: var(--line-strong);
  color: var(--ink);
}

.metric-card::before {
  background: var(--blue);
  border-radius: 8px 0 0 8px;
  bottom: -1px;
  content: "";
  left: -1px;
  position: absolute;
  top: -1px;
  width: 3px;
}

.metric-card.success::before {
  background: var(--green);
}

.metric-card.warning::before {
  background: var(--amber);
}

.metric-card.danger::before {
  background: var(--red);
}

.metric-card span,
.summary-box span {
  color: var(--muted);
  display: block;
  font-size: 0.82rem;
  margin-bottom: 7px;
}

.metric-card strong,
.summary-box strong {
  display: block;
  font-size: 1.42rem;
  line-height: 1.15;
}

.metric-card em {
  color: var(--muted);
  display: block;
  font-size: 0.78rem;
  font-style: normal;
  margin-top: 9px;
}

.metric-card.warning strong {
  color: var(--amber);
}

.metric-card.danger strong {
  color: var(--red);
}

.dashboard-grid {
  display: grid;
  gap: 14px;
  grid-template-columns: repeat(12, minmax(0, 1fr));
}

.span-3 { grid-column: span 3; }
.span-4 { grid-column: span 4; }
.span-5 { grid-column: span 5; }
.span-6 { grid-column: span 6; }
.span-7 { grid-column: span 7; }
.span-8 { grid-column: span 8; }
.span-9 { grid-column: span 9; }
.span-12 { grid-column: span 12; }

.action-strip {
  align-items: center;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 8px;
  display: flex;
  gap: 10px;
  justify-content: space-between;
  margin-bottom: 14px;
  padding: 11px 14px;
}

.action-strip strong {
  font-size: 0.92rem;
}

.action-strip span {
  color: var(--muted);
  font-size: 0.84rem;
}

.action-links {
  display: flex;
  flex-wrap: wrap;
  gap: 7px;
}

.queue-list,
.compact-feed,
.warning-list {
  display: grid;
  gap: 8px;
}

.queue-item,
.feed-item,
.warning-list a {
  border: 1px solid var(--line);
  border-radius: 7px;
  color: var(--ink);
  display: block;
  padding: 10px 12px;
}

.queue-item:hover,
.feed-item:hover,
.warning-list a:hover {
  background: var(--surface-soft);
  border-color: var(--line-strong);
  color: var(--ink);
}

.panel .queue-item,
.panel .feed-item,
.panel .warning-list a {
  border: 0;
  border-bottom: 1px solid var(--line);
  border-radius: 0;
  padding-left: 2px;
  padding-right: 2px;
}

.panel .queue-item:last-child,
.panel .feed-item:last-child,
.panel .warning-list a:last-child {
  border-bottom: 0;
}

.queue-item-header {
  align-items: center;
  display: flex;
  gap: 8px;
  justify-content: space-between;
}

.queue-item strong,
.feed-item strong,
.warning-list strong {
  display: block;
  font-size: 0.91rem;
}

.queue-item span,
.feed-item span,
.warning-list span,
.feed-item em {
  color: var(--muted);
  display: block;
  font-size: 0.78rem;
  font-style: normal;
  margin-top: 2px;
}

.empty-note {
  color: var(--muted);
  font-size: 0.88rem;
  padding: 18px 4px;
  text-align: center;
}

.trend-chart {
  align-items: end;
  display: grid;
  gap: 7px;
  grid-template-columns: repeat(14, minmax(22px, 1fr));
  min-height: 190px;
}

.trend-day {
  display: flex;
  flex-direction: column;
  gap: 6px;
  min-width: 0;
}

.trend-bars {
  align-items: end;
  background: #f3f5f8;
  border: 1px solid #e6eaf0;
  border-radius: 5px;
  display: flex;
  gap: 3px;
  height: 150px;
  justify-content: center;
  padding: 6px 4px;
}

.bar {
  border-radius: 3px 3px 0 0;
  display: inline-block;
  min-height: 2px;
  width: 8px;
}

.bar.sales { background: var(--blue); }
.bar.payments { background: var(--green); }

.trend-day small {
  color: var(--muted);
  font-size: 0.68rem;
  text-align: center;
}

.chart-legend {
  align-items: center;
  display: flex;
  gap: 12px;
  margin-top: 10px;
}

.chart-legend span {
  color: var(--muted);
  font-size: 0.76rem;
}

.chart-legend i {
  border-radius: 2px;
  display: inline-block;
  height: 8px;
  margin-right: 5px;
  width: 8px;
}

.chart-legend .sales { background: var(--blue); }
.chart-legend .payments { background: var(--green); }

.stack-list {
  display: grid;
  gap: 11px;
}

.bar-row {
  border-radius: 5px;
  color: var(--ink);
  display: grid;
  gap: 6px;
  grid-template-columns: 1fr auto;
  padding: 3px 1px;
}

.bar-row:hover {
  color: var(--ink);
}

.bar-row span,
.bar-row strong {
  font-size: 0.86rem;
}

.bar-row i,
.mini-meter {
  background: #edf1f5;
  border-radius: 999px;
  display: block;
  grid-column: 1 / -1;
  height: 7px;
  overflow: hidden;
}

.bar-row b,
.mini-meter b {
  background: var(--blue);
  display: block;
  height: 100%;
}

.bar-row:nth-child(2n) b {
  background: var(--cyan);
}

.table-responsive {
  border-radius: 8px;
}

.table {
  color: var(--ink);
}

.table > :not(caption) > * > * {
  border-bottom-color: #e5e9ef;
  padding: 0.72rem 0.7rem;
}

.table thead th,
.table-light th {
  background: #f7f8fa;
  color: #475467;
  font-size: 0.78rem;
  font-weight: 750;
  vertical-align: middle;
  white-space: nowrap;
}

.table td {
  font-size: 0.88rem;
  vertical-align: middle;
}

.table a {
  font-weight: 650;
}

.table-hover > tbody > tr:hover > * {
  --bs-table-bg-state: #f8fafc;
}

.data-table-shell {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 8px;
  box-shadow: var(--shadow-sm);
  overflow: hidden;
}

.stock-low-row > td {
  background: #fff9f0;
}

.stock-low-row:hover > td {
  background: #fff4e3 !important;
}

.filter-bar {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 8px;
  box-shadow: var(--shadow-sm);
  margin-bottom: 14px;
  padding: 12px;
}

.form-label {
  color: var(--ink-soft);
  font-size: 0.85rem;
  font-weight: 700;
  margin-bottom: 6px;
}

.form-control,
.form-select {
  border-color: var(--line-strong);
  border-radius: 6px;
  color: var(--ink);
  min-height: 42px;
}

.form-control:focus,
.form-select:focus {
  border-color: #78a5ea;
  box-shadow: 0 0 0 3px rgba(31, 100, 216, 0.12);
}

.form-control[readonly],
.form-control:disabled {
  background: #f1f4f7;
  color: #475467;
}

.form-text {
  color: var(--muted);
  font-size: 0.76rem;
}

.form-shell {
  padding: 0;
}

.form-section {
  border-bottom: 1px solid var(--line);
  padding: 20px;
}

.form-section:last-child {
  border-bottom: 0;
}

.form-section-head {
  align-items: flex-start;
  display: flex;
  gap: 12px;
  justify-content: space-between;
  margin-bottom: 16px;
}

.form-section-number {
  align-items: center;
  background: var(--surface-blue);
  border-radius: 5px;
  color: var(--blue-dark);
  display: inline-flex;
  flex: 0 0 28px;
  font-size: 0.8rem;
  font-weight: 800;
  height: 28px;
  justify-content: center;
  width: 28px;
}

.form-section-title {
  flex: 1;
}

.form-section-title h2 {
  font-size: 1rem;
  font-weight: 750;
  margin: 0;
}

.form-section-title p {
  color: var(--muted);
  font-size: 0.8rem;
  margin: 3px 0 0;
}

.workflow-layout {
  align-items: start;
  display: grid;
  gap: 16px;
  grid-template-columns: minmax(0, 1fr) 310px;
}

.workflow-summary {
  position: sticky;
  top: 84px;
}

.order-summary {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 8px;
  box-shadow: var(--shadow-sm);
  overflow: hidden;
}

.order-summary-head {
  background: #f7f9fc;
  border-bottom: 1px solid var(--line);
  padding: 14px 16px;
}

.order-summary-head h2 {
  font-size: 0.98rem;
  font-weight: 750;
  margin: 0;
}

.order-summary-body {
  padding: 14px 16px;
}

.summary-line {
  align-items: baseline;
  display: flex;
  gap: 12px;
  justify-content: space-between;
  padding: 7px 0;
}

.summary-line span {
  color: var(--muted);
  font-size: 0.82rem;
}

.summary-line strong {
  font-size: 0.95rem;
  text-align: right;
}

.summary-line.total {
  border-top: 1px solid var(--line);
  margin-top: 5px;
  padding-top: 12px;
}

.summary-line.total strong {
  color: var(--blue-dark);
  font-size: 1.3rem;
}

.summary-line.debt strong {
  color: var(--red);
}

.inventory-strip {
  background: #f7f9fc;
  border: 1px solid var(--line);
  border-radius: 7px;
  color: var(--ink-soft);
  display: flex;
  flex-wrap: wrap;
  font-size: 0.82rem;
  gap: 8px 18px;
  padding: 11px 12px;
}

.inventory-strip .active-stock {
  color: var(--blue-dark);
  font-weight: 750;
}

.helper-note {
  background: #f7f9fc;
  border: 1px solid var(--line);
  border-radius: 7px;
  color: var(--muted);
  font-size: 0.8rem;
  line-height: 1.55;
  padding: 10px 12px;
}

.stat-strip {
  display: grid;
  gap: 10px;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  margin-bottom: 14px;
}

.stat-box {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 8px;
  box-shadow: var(--shadow-sm);
  padding: 13px 14px;
}

a.stat-box {
  color: var(--ink);
  display: block;
}

a.stat-box:hover {
  border-color: var(--line-strong);
  color: var(--ink);
}

.stat-box span {
  color: var(--muted);
  display: block;
  font-size: 0.78rem;
}

.stat-box strong {
  display: block;
  font-size: 1.25rem;
  margin-top: 5px;
}

.stat-box.danger strong { color: var(--red); }
.stat-box.success strong { color: var(--green); }

.business-type-note {
  background: #eef6ff;
  border: 1px solid #b9d7ff;
  border-radius: 7px;
  color: #174f91;
  font-size: 0.84rem;
  line-height: 1.55;
  padding: 11px 13px;
}

.form-section-muted {
  background: #fafbfc;
}

.zero-value-field {
  opacity: 0.68;
}

.system-status-grid {
  display: grid;
  gap: 12px;
  grid-template-columns: minmax(0, 2fr) repeat(2, minmax(160px, 1fr));
}

.system-status-grid > div {
  background: var(--surface-soft);
  border: 1px solid var(--line);
  border-radius: 7px;
  min-width: 0;
  padding: 11px 12px;
}

.system-status-grid span,
.system-status-grid small {
  color: var(--muted);
  display: block;
  font-size: 0.74rem;
}

.system-status-grid strong,
.system-status-grid code {
  display: block;
  font-size: 0.88rem;
  margin: 4px 0;
  overflow-wrap: anywhere;
}

.debt-ranking .bar-row strong {
  color: var(--red);
}

.receivable-workbench {
  display: grid;
  gap: 12px;
}

.receivable-group {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 8px;
  box-shadow: var(--shadow-sm);
  overflow: hidden;
}

.receivable-group-head {
  align-items: center;
  background: #f7f9fc;
  border-bottom: 1px solid var(--line);
  display: flex;
  gap: 16px;
  justify-content: space-between;
  padding: 13px 15px;
}

.receivable-group-head h2 {
  font-size: 1rem;
  font-weight: 750;
  margin: 0;
}

.receivable-group-meta {
  color: var(--muted);
  display: flex;
  flex-wrap: wrap;
  font-size: 0.8rem;
  gap: 6px 16px;
  margin-top: 4px;
}

.receivable-customer-row {
  border-bottom: 1px solid var(--line);
}

.receivable-customer-row:last-child {
  border-bottom: 0;
}

.receivable-customer-row summary {
  cursor: pointer;
  display: grid;
  gap: 12px;
  grid-template-columns: minmax(160px, 1.4fr) repeat(4, minmax(90px, 0.7fr)) auto;
  list-style: none;
  padding: 13px 15px;
}

.receivable-customer-row summary::-webkit-details-marker {
  display: none;
}

.receivable-customer-row summary:hover {
  background: #fafbfc;
}

.receivable-cell span {
  color: var(--muted);
  display: block;
  font-size: 0.7rem;
  margin-bottom: 2px;
}

.receivable-cell strong {
  display: block;
  font-size: 0.88rem;
}

.receivable-cell.money strong {
  color: var(--red);
}

.receivable-detail {
  background: #fbfcfd;
  border-top: 1px solid var(--line);
  padding: 12px 15px 15px;
}

.receivable-order-list {
  display: grid;
  gap: 8px;
}

.receivable-order-card {
  border-bottom: 1px solid var(--line);
  display: grid;
  gap: 8px;
  grid-template-columns: 1fr auto;
  padding: 10px 11px;
}

.receivable-order-card:last-child {
  border-bottom: 0;
}

.receivable-order-card p {
  color: var(--muted);
  font-size: 0.78rem;
  margin: 3px 0 0;
}

.receivable-order-money {
  min-width: 150px;
  text-align: right;
}

.receivable-order-money strong {
  color: var(--red);
  display: block;
}

.receivable-order-money span {
  color: var(--muted);
  display: block;
  font-size: 0.74rem;
}

.ledger-timeline {
  padding-left: 28px;
  position: relative;
}

.ledger-timeline::before {
  background: #d7dee8;
  bottom: 8px;
  content: "";
  left: 8px;
  position: absolute;
  top: 8px;
  width: 2px;
}

.ledger-entry {
  margin-bottom: 16px;
  position: relative;
}

.ledger-dot {
  background: var(--blue);
  border-radius: 50%;
  box-shadow: 0 0 0 4px #e8f1ff;
  height: 12px;
  left: -26px;
  position: absolute;
  top: 18px;
  width: 12px;
}

.ledger-content {
  line-height: 1.7;
  margin-bottom: 10px;
  white-space: pre-wrap;
}

.pagination {
  margin-top: 14px;
}

.page-link {
  border-color: var(--line);
  color: var(--blue-dark);
}

.page-item.active .page-link {
  background: var(--blue);
  border-color: var(--blue);
}

code {
  color: #b42365;
  font-size: 0.86em;
}

@media (max-width: 1240px) {
  .metric-grid.compact-six {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .span-3,
  .span-4,
  .span-5,
  .span-6,
  .span-7,
  .span-8,
  .span-9 {
    grid-column: span 12;
  }

  .workflow-layout {
    grid-template-columns: 1fr;
  }

  .workflow-summary {
    position: static;
  }
}

@media (max-width: 1199.98px) {
  .app-nav-links {
    align-items: stretch;
    gap: 2px;
    margin-top: 12px;
  }

  .nav-quick-actions {
    display: grid;
    grid-template-columns: 1fr 1fr;
    margin: 10px 0 8px;
    width: 100%;
  }

  .nav-create-btn,
  .nav-payment-btn {
    width: 100%;
  }

  .app-dropdown {
    border: 0;
    box-shadow: none;
    padding-left: 12px;
  }
}

@media (max-width: 900px) {
  .permission-groups {
    grid-template-columns: 1fr;
  }

  .metric-grid,
  .metric-grid.compact-six,
  .metric-grid.compact-three,
  .metric-grid.compact-two,
  .stat-strip {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

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

  .system-status-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 700px) {
  .app-shell {
    padding: 18px 12px 36px;
  }

  .page-head {
    align-items: stretch;
    flex-direction: column;
  }

  .page-title,
  .display-title {
    font-size: 1.42rem;
  }

  .quick-actions {
    justify-content: flex-start;
  }

  .action-strip {
    align-items: stretch;
    flex-direction: column;
  }

  .form-section {
    padding: 16px 14px;
  }

  .auth-panel {
    padding: 22px 18px;
  }

  .trend-chart {
    gap: 5px;
    overflow-x: auto;
    padding-bottom: 4px;
  }

  .trend-day {
    min-width: 34px;
  }

  .receivable-order-card {
    grid-template-columns: 1fr;
  }

  .receivable-order-money {
    text-align: left;
  }

  .data-table-shell:has(.mobile-records) {
    background: transparent;
    border: 0;
    box-shadow: none;
    overflow: visible;
  }

  .mobile-records,
  .mobile-records tbody {
    display: block;
    width: 100%;
  }

  .mobile-records thead {
    display: none;
  }

  .mobile-records tbody tr {
    background: var(--surface);
    border: 1px solid var(--line);
    border-radius: 8px;
    box-shadow: var(--shadow-sm);
    display: grid;
    gap: 0;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    margin-bottom: 10px;
    overflow: hidden;
    padding: 7px 8px;
  }

  .mobile-records tbody td {
    border: 0;
    display: block;
    min-width: 0;
    padding: 8px;
    text-align: left !important;
    white-space: normal !important;
  }

  .mobile-records tbody td::before {
    color: var(--muted);
    content: attr(data-label);
    display: block;
    font-size: 0.68rem;
    font-weight: 650;
    margin-bottom: 3px;
  }

  .mobile-records .mobile-span-2 {
    border-top: 1px solid #edf0f4;
    grid-column: 1 / -1;
  }

  .mobile-records .mobile-actions {
    padding-top: 10px;
  }

  .mobile-records tbody tr:has(td[colspan]) {
    display: block;
  }
}

@media (max-width: 480px) {
  .metric-grid,
  .metric-grid.compact-six,
  .metric-grid.compact-three,
  .metric-grid.compact-two,
  .stat-strip {
    grid-template-columns: 1fr;
  }

  .metric-card {
    min-height: 96px;
  }

  .receivable-customer-row summary {
    grid-template-columns: 1fr;
  }

  .audit-meta-grid {
    grid-template-columns: 1fr;
  }
}