:root {
  color-scheme: light;
  --bg: #f8fafc;
  --surface: #ffffff;
  --surface-2: #f1f5f9;
  --line: #d8e0e8;
  --line-strong: #b7c4d2;
  --text: #102033;
  --muted: #64748b;
  --accent: #0f766e;
  --accent-strong: #0b5f59;
  --accent-soft: #ccfbf1;
  --blue: #2563eb;
  --amber: #d97706;
  --red: #dc2626;
  --green: #15803d;
  --violet: #6d28d9;
  --shadow: 0 12px 32px rgba(15, 23, 42, 0.08);
  --radius: 8px;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

* {
  box-sizing: border-box;
}

html {
  min-height: 100%;
  background: var(--bg);
}

body {
  min-height: 100vh;
  margin: 0;
  color: var(--text);
  background: var(--bg);
}

button,
input,
select,
textarea {
  font: inherit;
}

button {
  cursor: pointer;
}

button:disabled,
input:disabled,
select:disabled {
  cursor: not-allowed;
  opacity: 0.62;
}

.auth-page {
  min-height: 100vh;
  display: grid;
  place-items: center;
  padding: 24px;
  background:
    linear-gradient(180deg, rgba(204, 251, 241, 0.58), transparent 42%),
    var(--bg);
}

.auth-panel {
  width: min(520px, 100%);
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 24px;
}

.brand-lockup {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 22px;
}

.brand-mark {
  width: 44px;
  height: 44px;
  border-radius: 8px;
  display: grid;
  place-items: center;
  background: var(--accent);
  color: white;
}

.brand-mark svg {
  width: 24px;
  height: 24px;
}

.brand-lockup h1,
.brand-lockup p {
  margin: 0;
}

.brand-lockup h1 {
  font-size: 1.3rem;
  letter-spacing: 0;
}

.brand-lockup p {
  color: var(--muted);
  font-size: 0.93rem;
  margin-top: 3px;
}

.app-shell {
  min-height: 100vh;
  display: grid;
  grid-template-columns: 252px minmax(0, 1fr);
}

.sidebar {
  position: sticky;
  top: 0;
  height: 100vh;
  background: #ffffff;
  border-right: 1px solid var(--line);
  display: flex;
  flex-direction: column;
  min-width: 0;
}

.sidebar .brand-lockup {
  padding: 18px 16px 12px;
  margin-bottom: 4px;
}

.nav-list {
  padding: 8px;
  display: grid;
  gap: 4px;
}

.nav-button {
  width: 100%;
  border: 0;
  background: transparent;
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 11px 12px;
  color: #334155;
  border-radius: var(--radius);
  text-align: left;
  min-height: 44px;
}

.nav-button svg,
.icon-button svg,
.button svg,
.brand-mark svg,
.inline-icon {
  flex: 0 0 auto;
}

.nav-button svg {
  width: 19px;
  height: 19px;
}

.nav-button.active {
  background: var(--accent-soft);
  color: var(--accent-strong);
  font-weight: 700;
}

.sidebar-footer {
  margin-top: auto;
  padding: 14px;
  border-top: 1px solid var(--line);
  display: grid;
  gap: 10px;
}

.user-chip {
  min-width: 0;
  display: flex;
  align-items: center;
  gap: 10px;
  color: #334155;
}

.user-avatar {
  width: 34px;
  height: 34px;
  border-radius: 8px;
  background: #e0f2fe;
  color: #075985;
  display: grid;
  place-items: center;
  font-weight: 800;
}

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

.topbar {
  position: sticky;
  top: 0;
  z-index: 5;
  min-height: 64px;
  background: rgba(248, 250, 252, 0.92);
  backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--line);
  padding: 12px 22px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}

.topbar h2 {
  margin: 0;
  font-size: 1.08rem;
  letter-spacing: 0;
}

.topbar p {
  margin: 3px 0 0;
  color: var(--muted);
  font-size: 0.9rem;
}

.topbar-actions {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
  justify-content: flex-end;
}

.main-content {
  width: min(1440px, 100%);
  margin: 0 auto;
  padding: 22px;
  display: grid;
  gap: 18px;
}

.section {
  display: grid;
  gap: 14px;
}

.section-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  gap: 14px;
}

.section-header h3 {
  margin: 0;
  font-size: 1rem;
  letter-spacing: 0;
}

.section-header p {
  margin: 4px 0 0;
  color: var(--muted);
  font-size: 0.9rem;
}

.panel {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: 0 1px 2px rgba(15, 23, 42, 0.03);
}

.panel-pad {
  padding: 16px;
}

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

.stat-grid.wide {
  grid-template-columns: repeat(6, minmax(0, 1fr));
}

.customer-total-grid {
  margin-bottom: 14px;
}

.purchase-summary-grid {
  grid-template-columns: minmax(260px, 420px);
  margin-bottom: 14px;
}

.stat-card {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 14px;
  min-height: 112px;
  display: grid;
  align-content: space-between;
}

.stat-label {
  color: var(--muted);
  font-size: 0.86rem;
}

.stat-value {
  font-size: clamp(1.25rem, 1.25rem, 1.6rem);
  font-weight: 800;
  letter-spacing: 0;
  margin-top: 8px;
  overflow-wrap: anywhere;
}

.stat-foot {
  color: var(--muted);
  font-size: 0.82rem;
  margin-top: 8px;
}

.grid-2 {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  gap: 14px;
}

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

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

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

.field {
  display: grid;
  gap: 6px;
  min-width: 0;
}

.field.full {
  grid-column: 1 / -1;
}

.field.compact {
  min-width: 150px;
}

.field label {
  color: #334155;
  font-weight: 650;
  font-size: 0.84rem;
}

.field input,
.field select,
.field textarea {
  width: 100%;
  min-height: 42px;
  border: 1px solid var(--line-strong);
  border-radius: var(--radius);
  padding: 9px 10px;
  background: white;
  color: var(--text);
  outline: none;
}

.field textarea {
  resize: vertical;
  min-height: 84px;
}

.field input:focus,
.field select:focus,
.field textarea:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(15, 118, 110, 0.14);
}

.item-list {
  display: grid;
  gap: 10px;
}

.line-item {
  display: grid;
  grid-template-columns: 1.2fr 0.75fr 0.65fr 0.65fr 0.7fr auto;
  gap: 10px;
  align-items: end;
  padding: 12px;
  background: var(--surface-2);
  border: 1px solid var(--line);
  border-radius: var(--radius);
}

.purchase-item-row {
  grid-template-columns: 1.1fr 0.68fr 0.58fr 0.58fr 0.62fr 0.72fr auto;
}

.sale-line-item {
  grid-template-columns: 1.2fr 0.75fr 0.65fr 0.65fr 0.85fr auto;
}

.form-actions {
  display: flex;
  justify-content: flex-end;
  gap: 10px;
  flex-wrap: wrap;
  margin-top: 14px;
}

.button,
.icon-button {
  min-height: 40px;
  border-radius: var(--radius);
  border: 1px solid var(--line-strong);
  background: white;
  color: var(--text);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 9px 12px;
  text-decoration: none;
  white-space: nowrap;
}

.button.primary {
  background: var(--accent);
  border-color: var(--accent);
  color: white;
}

.button.blue {
  background: var(--blue);
  border-color: var(--blue);
  color: white;
}

.button.warning {
  background: #fff7ed;
  border-color: #fdba74;
  color: #9a3412;
}

.button.danger {
  background: #fef2f2;
  border-color: #fca5a5;
  color: #991b1b;
}

.icon-button {
  width: 40px;
  padding: 0;
}

.button svg,
.icon-button svg {
  width: 18px;
  height: 18px;
}

.button:hover,
.icon-button:hover,
.nav-button:hover {
  filter: brightness(0.98);
}

.table-wrap {
  overflow-x: auto;
  border-radius: var(--radius);
  border: 1px solid var(--line);
}

table {
  width: 100%;
  border-collapse: collapse;
  background: white;
  min-width: 760px;
}

th,
td {
  padding: 11px 12px;
  text-align: left;
  border-bottom: 1px solid var(--line);
  vertical-align: top;
  font-size: 0.91rem;
}

th {
  color: #334155;
  background: #f8fafc;
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0;
}

tr:last-child td {
  border-bottom: 0;
}

.num {
  text-align: right;
  font-variant-numeric: tabular-nums;
}

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

.strong {
  font-weight: 800;
}

.badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 4px 8px;
  border-radius: 999px;
  font-size: 0.78rem;
  font-weight: 700;
  white-space: nowrap;
}

.badge.green {
  color: #166534;
  background: #dcfce7;
}

.badge.red {
  color: #991b1b;
  background: #fee2e2;
}

.badge.amber {
  color: #92400e;
  background: #fef3c7;
}

.badge.blue {
  color: #1d4ed8;
  background: #dbeafe;
}

.badge.violet {
  color: #5b21b6;
  background: #ede9fe;
}

.toolbar {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
}

.toolbar .field {
  min-width: 220px;
}

.row-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  min-width: 320px;
}

.row-actions .button {
  min-height: 36px;
  padding: 7px 10px;
}

.compact-actions {
  min-width: 180px;
}

.range-controls {
  display: flex;
  align-items: end;
  gap: 10px;
  flex-wrap: wrap;
  justify-content: flex-end;
}

.merged-customer-panel {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  gap: 16px;
}

.merged-customer-panel > div + div {
  border-left: 1px solid var(--line);
  padding-left: 16px;
}

.summary-line {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 12px;
  color: #334155;
}

.access-panel {
  margin-top: 14px;
}

.access-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 10px;
}

.check-option {
  min-height: 42px;
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 9px 10px;
  border: 1px solid var(--line-strong);
  border-radius: var(--radius);
  background: white;
  color: var(--text);
  font-weight: 650;
}

.check-option input {
  width: 16px;
  height: 16px;
}

.empty-state {
  padding: 28px 18px;
  text-align: center;
  color: var(--muted);
  border: 1px dashed var(--line-strong);
  border-radius: var(--radius);
  background: #ffffff;
}

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

.alert-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 10px 12px;
  border: 1px solid var(--line);
  background: white;
  border-radius: var(--radius);
}

.alert-row span {
  min-width: 0;
}

.mobile-tabs {
  display: none;
}

.urdu {
  font-family: "Noto Nastaliq Urdu", "Noto Naskh Arabic", "Segoe UI", Tahoma, sans-serif;
  direction: rtl;
}

.urdu .num,
.urdu input,
.urdu select,
.urdu textarea {
  direction: ltr;
}

.urdu .nav-button,
.urdu th,
.urdu td,
.urdu .field label,
.urdu .section-header,
.urdu .topbar,
.urdu .brand-lockup {
  text-align: right;
}

.print-area {
  display: none;
}

@media (max-width: 1100px) {
  .stat-grid,
  .stat-grid.wide {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .grid-2,
  .grid-3 {
    grid-template-columns: 1fr;
  }

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

  .merged-customer-panel {
    grid-template-columns: 1fr;
  }

  .merged-customer-panel > div + div {
    border-left: 0;
    border-top: 1px solid var(--line);
    padding-left: 0;
    padding-top: 16px;
  }
}

@media (max-width: 820px) {
  .app-shell {
    grid-template-columns: 1fr;
    padding-bottom: 72px;
  }

  .sidebar {
    display: none;
  }

  .topbar {
    padding: 12px 14px;
    align-items: flex-start;
  }

  .topbar-actions {
    gap: 6px;
  }

  .main-content {
    padding: 14px;
  }

  .mobile-tabs {
    position: fixed;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 20;
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    gap: 2px;
    padding: 8px;
    background: rgba(255, 255, 255, 0.96);
    border-top: 1px solid var(--line);
    backdrop-filter: blur(14px);
  }

  .mobile-tabs .nav-button {
    min-height: 54px;
    padding: 7px 6px;
    flex-direction: column;
    justify-content: center;
    gap: 4px;
    font-size: 0.72rem;
    text-align: center;
  }

  .mobile-tabs .nav-button svg {
    width: 18px;
    height: 18px;
  }

  .line-item,
  .sale-line-item {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .line-item .remove-cell {
    grid-column: 1 / -1;
    display: flex;
    justify-content: flex-end;
  }

  .form-actions {
    justify-content: stretch;
  }

  .form-actions .button,
  .toolbar .button {
    flex: 1 1 auto;
  }

  .range-controls,
  .range-controls .field {
    width: 100%;
  }
}

@media (max-width: 560px) {
  .auth-panel {
    padding: 18px;
  }

  .topbar {
    flex-direction: column;
  }

  .topbar-actions {
    width: 100%;
    justify-content: stretch;
  }

  .topbar-actions .button,
  .topbar-actions .icon-button {
    flex: 1 1 auto;
  }

  .stat-grid,
  .stat-grid.wide,
  .access-grid,
  .form-grid,
  .form-grid.two {
    grid-template-columns: 1fr;
  }

  .section-header {
    align-items: flex-start;
    flex-direction: column;
  }

  .toolbar,
  .toolbar .field {
    width: 100%;
  }

  .line-item,
  .sale-line-item {
    grid-template-columns: 1fr;
  }
}

@media print {
  body * {
    visibility: hidden;
  }

  .print-area,
  .print-area * {
    visibility: visible;
  }

  .print-area {
    display: block;
    position: absolute;
    left: 0;
    top: 0;
    width: 100%;
    padding: 24px;
    color: #000;
    background: #fff;
  }
}