:root {
  color-scheme: light;
  --ink: #14201d;
  --muted: #5e6b66;
  --line: #dbe5df;
  --panel: #ffffff;
  --page: #f5f7f4;
  --teal: #0f766e;
  --teal-dark: #115e59;
  --mint: #dff5ee;
  --amber: #ad6200;
  --amber-bg: #fff5dc;
  --red: #a53b3b;
  --red-bg: #fde8e8;
  --blue: #315f9f;
  --blue-bg: #e7f0ff;
  --shadow: 0 14px 30px rgba(24, 43, 37, 0.08);
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-width: 980px;
  background: var(--page);
  color: var(--ink);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  font-size: 15px;
  letter-spacing: 0;
}

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

button {
  cursor: pointer;
}

button:disabled {
  cursor: wait;
  opacity: 0.68;
}

[hidden] {
  display: none !important;
}

.app-shell {
  display: grid;
  grid-template-columns: 260px minmax(0, 1fr);
  min-height: 100vh;
}

.sidebar {
  display: flex;
  flex-direction: column;
  gap: 28px;
  padding: 28px 22px;
  color: #eef8f4;
  background: #17362f;
}

.sidebar h1 {
  margin: 4px 0 0;
  font-size: 28px;
  line-height: 1.08;
  letter-spacing: 0;
}

.eyebrow {
  margin: 0;
  color: inherit;
  font-size: 12px;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  opacity: 0.78;
}

nav {
  display: grid;
  gap: 8px;
}

.nav-button,
.ghost-button,
.primary-button,
.danger-button {
  min-height: 40px;
  border-radius: 8px;
  border: 1px solid transparent;
  padding: 0 14px;
  font-weight: 750;
  letter-spacing: 0;
}

.nav-button {
  width: 100%;
  color: #e9f6f2;
  background: transparent;
  text-align: left;
}

.nav-button:hover,
.nav-button.is-active {
  background: rgba(255, 255, 255, 0.12);
}

.ghost-button {
  color: var(--teal-dark);
  border-color: var(--line);
  background: #fff;
}

.primary-button {
  color: #fff;
  background: var(--teal);
  border-color: var(--teal);
}

.primary-button:hover {
  background: var(--teal-dark);
}

.danger-button {
  color: #fff;
  background: var(--red);
  border-color: var(--red);
}

.danger-text {
  color: var(--red);
}

main {
  min-width: 0;
  padding: 28px;
}

.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  margin-bottom: 16px;
}

.topbar h2 {
  margin: 4px 0 0;
  font-size: 30px;
  letter-spacing: 0;
}

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

.topbar-actions {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 10px;
}

.session-summary {
  display: grid;
  gap: 2px;
  min-width: 150px;
  max-width: 260px;
  padding: 4px 2px;
  text-align: right;
}

.session-summary span {
  color: var(--ink);
  font-weight: 780;
}

.session-summary strong {
  color: var(--muted);
  font-size: 12px;
}

.operator-summary {
  display: grid;
  gap: 2px;
  min-width: 150px;
  text-align: right;
}

.operator-summary span {
  color: var(--muted);
  font-size: 11px;
  font-weight: 800;
  text-transform: uppercase;
}

.operator-summary strong {
  color: var(--ink);
}

.operator-selection-layer {
  position: fixed;
  z-index: 1000;
  inset: 0;
  display: grid;
  place-items: center;
  padding: 24px;
  background: rgba(20, 32, 29, 0.72);
}

.operator-selection-dialog {
  width: min(620px, 100%);
  max-height: calc(100vh - 48px);
  overflow: auto;
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 24px;
  background: var(--panel);
  box-shadow: 0 24px 70px rgba(0, 0, 0, 0.28);
}

.operator-selection-dialog .eyebrow {
  color: var(--teal);
}

.operator-selection-dialog h2 {
  margin: 6px 0;
}

.operator-selection-options {
  display: grid;
  gap: 10px;
  margin: 18px 0;
}

.operator-option {
  display: grid;
  gap: 3px;
  width: 100%;
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 13px 15px;
  color: var(--ink);
  background: #fff;
  text-align: left;
}

.operator-option:hover,
.operator-option:focus {
  border-color: var(--teal);
  background: var(--mint);
}

.operator-option span {
  color: var(--muted);
  font-size: 13px;
}

.safety-banner,
.notice {
  border: 1px solid #b8d9ce;
  border-radius: 8px;
  background: #e9f8f2;
  color: #15493f;
  padding: 12px 14px;
  font-weight: 680;
}

.notice.compact {
  margin-top: auto;
  color: #d9f4ed;
  background: rgba(255, 255, 255, 0.1);
  border-color: rgba(255, 255, 255, 0.16);
  font-size: 13px;
  line-height: 1.35;
}

.view {
  display: grid;
  gap: 20px;
  margin-top: 20px;
}

.kpi-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 14px;
}

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

.kpi-card {
  padding: 18px;
}

.kpi-card span {
  color: var(--muted);
  font-size: 13px;
  font-weight: 750;
}

.kpi-card strong {
  display: block;
  margin-top: 8px;
  font-size: 34px;
  letter-spacing: 0;
}

.panel {
  padding: 18px;
}

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

.panel-header h3,
.form-section h3 {
  margin: 0;
  font-size: 18px;
  letter-spacing: 0;
}

.panel-header p {
  margin: 4px 0 0;
  color: var(--muted);
}

.table-wrap {
  overflow-x: auto;
  border: 1px solid var(--line);
  border-radius: 8px;
}

table {
  width: 100%;
  border-collapse: collapse;
  min-width: 780px;
  background: #fff;
}

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

th {
  color: var(--muted);
  background: #f8faf8;
  font-size: 12px;
  font-weight: 850;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

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

.status-chip {
  display: inline-flex;
  align-items: center;
  min-height: 24px;
  padding: 3px 9px;
  border-radius: 999px;
  font-size: 12px;
  font-weight: 850;
  text-transform: capitalize;
  background: var(--blue-bg);
  color: var(--blue);
}

.status-chip.open {
  background: var(--mint);
  color: var(--teal-dark);
}

.status-chip.low,
.status-chip.unknown,
.status-chip.sealed {
  background: var(--amber-bg);
  color: var(--amber);
}

.status-chip.empty,
.status-chip.expired,
.status-chip.discarded {
  background: var(--red-bg);
  color: var(--red);
}

.status-chip.client-active {
  background: var(--mint);
  color: var(--teal-dark);
}

.status-chip.active {
  background: var(--mint);
  color: var(--teal-dark);
}

.status-chip.inactive {
  background: var(--red-bg);
  color: var(--red);
}

.status-chip.client-paused {
  background: var(--amber-bg);
  color: var(--amber);
}

.status-chip.client-inactive,
.status-chip.client-other {
  background: var(--red-bg);
  color: var(--red);
}

.status-detail {
  display: block;
  max-width: 260px;
  margin-top: 4px;
  color: var(--muted);
  font-size: 12px;
  white-space: normal;
}

.warning-list {
  display: grid;
  gap: 8px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.warning-list li,
.error-box,
.success-box {
  border-radius: 8px;
  padding: 10px 12px;
  font-weight: 680;
}

.warning-list li {
  border: 1px solid #f0d69c;
  background: var(--amber-bg);
  color: var(--amber);
}

.error-box {
  border: 1px solid #e6b8b8;
  background: var(--red-bg);
  color: var(--red);
}

.field-error {
  margin: 0;
  color: var(--red);
  font-size: 12px;
  font-weight: 750;
}

.success-box {
  border: 1px solid #a8d7c8;
  background: #e9f8f2;
  color: var(--teal-dark);
}

.form-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
}

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

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

.field {
  display: grid;
  gap: 6px;
}

label,
.field-label {
  color: #31453e;
  font-size: 13px;
  font-weight: 800;
}

input,
select,
textarea {
  width: 100%;
  min-height: 40px;
  border: 1px solid #cbd9d2;
  border-radius: 8px;
  background: #fff;
  color: var(--ink);
  padding: 9px 11px;
}

textarea {
  min-height: 86px;
  resize: vertical;
}

input:focus,
select:focus,
textarea:focus {
  outline: 3px solid rgba(15, 118, 110, 0.18);
  border-color: var(--teal);
}

.checkbox-row {
  display: flex;
  align-items: center;
  gap: 10px;
  min-height: 40px;
}

.checkbox-row input {
  width: 18px;
  min-height: 18px;
}

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

.table-actions {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
  min-width: 260px;
}

.table-actions button {
  min-height: 34px;
}

.client-id {
  font-family: ui-monospace, SFMono-Regular, Consolas, "Liberation Mono", monospace;
  font-size: 13px;
}

.client-directory-header {
  align-items: flex-start;
}

.client-directory-actions,
.import-action-group {
  display: grid;
  gap: 6px;
}

.client-directory-actions {
  justify-items: end;
  max-width: 520px;
}

.client-directory-actions .helper-text {
  text-align: right;
}

.client-filters {
  margin-top: 16px;
}

.client-directory-summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin: 16px 0 10px;
  color: var(--muted);
}

.client-directory-summary strong {
  color: var(--ink);
}

.client-summary-grid {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 10px;
}

.import-preview {
  display: grid;
  gap: 14px;
}

.import-preview table {
  min-width: 980px;
}

.import-disposition {
  display: inline-flex;
  border-radius: 999px;
  padding: 3px 8px;
  font-size: 12px;
  font-weight: 850;
  text-transform: capitalize;
}

.import-disposition.valid {
  color: var(--teal-dark);
  background: var(--mint);
}

.import-disposition.skipped {
  color: var(--blue);
  background: var(--blue-bg);
}

.import-disposition.invalid,
.import-disposition.conflict {
  color: var(--red);
  background: var(--red-bg);
}

.import-message {
  min-width: 260px;
  max-width: 420px;
  white-space: normal;
}

.import-actions {
  align-self: end;
  padding-bottom: 2px;
}

.import-loading {
  animation: import-pulse 1.2s ease-in-out infinite alternate;
}

@keyframes import-pulse {
  from { opacity: 0.65; }
  to { opacity: 1; }
}

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

.metric {
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 12px;
  background: #f8faf8;
}

.metric span {
  display: block;
  color: var(--muted);
  font-size: 12px;
  font-weight: 820;
}

.metric strong {
  display: block;
  margin-top: 4px;
  font-size: 22px;
}

.detail-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 340px;
  gap: 18px;
}

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

.metadata-item {
  border-bottom: 1px solid var(--line);
  padding-bottom: 10px;
}

.metadata-item span {
  display: block;
  color: var(--muted);
  font-size: 12px;
  font-weight: 800;
  text-transform: uppercase;
}

.metadata-item strong {
  display: block;
  margin-top: 4px;
  overflow-wrap: anywhere;
}

.empty-state {
  padding: 28px;
  color: var(--muted);
  text-align: center;
}

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

.nowrap {
  white-space: nowrap;
}

@media (max-width: 1100px) {
  body {
    min-width: 760px;
  }

  .app-shell {
    grid-template-columns: 220px minmax(0, 1fr);
  }

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

  .detail-grid {
    grid-template-columns: 1fr;
  }

  .client-summary-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

.warning-inline {
  border: 1px solid #f0d69c;
  border-radius: 8px;
  background: var(--amber-bg);
  color: var(--amber);
  padding: 10px 12px;
  font-weight: 680;
}

.calculator-grid {
  grid-template-columns: repeat(5, minmax(0, 1fr));
}

.confirmation-panel {
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #f8faf8;
  padding: 14px;
}

input[readonly] {
  background: #f3f6f4;
  color: var(--muted);
}

@media (max-width: 1100px) {
  .calculator-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}
.helper-text {
  margin: -2px 0 0;
  color: var(--muted);
  font-size: 12px;
  line-height: 1.35;
}

.example-card {
  display: grid;
  gap: 6px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #f8faf8;
  padding: 12px 14px;
}

.example-card span {
  color: var(--muted);
  font-size: 12px;
  font-weight: 850;
  text-transform: uppercase;
}

.example-card strong {
  font-size: 15px;
  line-height: 1.45;
}

.client-field {
  grid-column: span 2;
}

.risk-cell {
  max-width: 320px;
  white-space: normal;
}

.correction-row td {
  background: #fffaf0;
}

.status-chip.correction {
  background: var(--amber-bg);
  color: var(--amber);
}

.correction-panel {
  border-color: #e8ca83;
}

.login-page {
  min-width: 0;
  min-height: 100vh;
  background: #17362f;
}

.login-shell {
  display: grid;
  min-height: 100vh;
  place-items: center;
  padding: 24px;
}

.login-card {
  display: grid;
  width: min(100%, 460px);
  gap: 20px;
  border: 1px solid rgba(255, 255, 255, 0.16);
  border-radius: 12px;
  background: var(--panel);
  box-shadow: 0 24px 60px rgba(8, 25, 20, 0.3);
  padding: 28px;
}

.login-card .eyebrow {
  color: var(--teal-dark);
}

.login-card h1 {
  margin: 6px 0 0;
  font-size: 32px;
}

.login-intro {
  margin: 8px 0 0;
  color: var(--muted);
}

.login-button {
  width: 100%;
}

@media (max-width: 760px) {
  .login-shell {
    padding: 14px;
  }

  .login-card {
    padding: 22px;
  }
}

@media (max-width: 820px) {
  body {
    min-width: 0;
  }

  .app-shell {
    display: block;
  }

  .sidebar {
    gap: 16px;
    padding: 18px;
  }

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

  .notice.compact {
    margin-top: 0;
  }

  main {
    padding: 18px;
  }

  .topbar,
  .panel-header,
  .client-directory-summary {
    align-items: stretch;
    flex-direction: column;
  }

  .topbar-actions,
  .session-summary {
    justify-content: flex-start;
    text-align: left;
  }

  .client-directory-actions {
    justify-items: start;
    max-width: none;
  }

  .client-directory-actions .helper-text {
    text-align: left;
  }

  .form-grid,
  .form-grid.two,
  .kpi-grid,
  .client-summary-grid,
  .metadata-grid,
  .calculator-grid,
  .balance-preview {
    grid-template-columns: 1fr;
  }

  .client-field {
    grid-column: auto;
  }
}