:root {
  color-scheme: light;
  font-family: "Avenir Next", "PingFang SC", "Microsoft YaHei", sans-serif;
  --primary: #1559e8;
  --primary-hover: #0d4bd0;
  --primary-soft: #edf3ff;
  --ink: #101a31;
  --muted: #61708b;
  --line: #d7deea;
  --line-strong: #b9c5d8;
  --page: #f5f6f8;
  --surface: #ffffff;
  --surface-soft: #f8faff;
  --success: #247855;
  --warning: #a85c19;
  --disabled: #e8ecf3;
  --disabled-ink: #778296;
  --text-supporting: #53627d;
  --warning-border: #e4c391;
  --warning-ink: #6e4b2b;
  --warning-ink-strong: #76502e;
  --warning-indicator-border: #d7aa69;
  --warning-indicator-ink: #8b511a;
  --success-border: #b9dfc9;
  --success-soft: #eef8f2;
  --danger-ink: #a63e45;
  --danger-soft: #fff3f4;
  --warning-soft: #fff9f2;
  --info-border: #cbd9f5;
  --selection-border: #bcd0f6;
  --data-track: #e8edf5;
  --weight-volume: #d69a45;
  --shadow-control: rgba(15, 27, 48, .08);
  --shadow-drawer: rgba(15, 27, 48, .14);
  --font-size-meta: .6875rem;
  --font-size-supporting: .8125rem;
  --font-size-subtitle: 1rem;
  --radius-panel: 8px;
  --radius-control: 4px;
  --ease: cubic-bezier(.25, 1, .5, 1);
  --ease-out-quint: cubic-bezier(.22, 1, .36, 1);
  --motion-fast: 140ms;
  --motion-base: 220ms;
  --motion-overlay: 280ms;
}

* {
  box-sizing: border-box;
}

html {
  min-width: 320px;
  scrollbar-gutter: stable;
  background: var(--page);
}

body {
  min-width: 320px;
  margin: 0;
  color: var(--ink);
  background: var(--page);
  font-size: 14px;
  line-height: 1.55;
}

button,
input,
select {
  font: inherit;
}

button,
a {
  -webkit-tap-highlight-color: transparent;
}

button {
  min-height: 44px;
}

button:focus-visible,
a:focus-visible,
summary:focus-visible {
  outline: 2px solid var(--primary);
  outline-offset: 2px;
}

h1,
h2,
h3,
p {
  overflow-wrap: anywhere;
}

.site-header {
  min-height: 64px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding: 8px clamp(20px, 3vw, 48px);
  border-bottom: 1px solid var(--line);
  background: var(--surface);
}

.brand-lockup,
.header-actions {
  min-width: 0;
  display: flex;
  align-items: center;
}

.brand-lockup {
  gap: 18px;
}

.brand {
  min-height: 44px;
  display: inline-flex;
  align-items: center;
}

.brand img {
  display: block;
  width: clamp(166px, 16vw, 224px);
  height: auto;
}

.brand-divider {
  width: 1px;
  height: 28px;
  background: var(--line);
}

.product-label {
  color: var(--ink);
  font-size: .875rem;
  font-weight: 600;
  white-space: nowrap;
}

.header-actions {
  gap: 8px;
}

.header-actions a,
.header-help-button,
.header-account-button,
.language-toggle {
  min-height: 44px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border: 1px solid transparent;
  border-radius: var(--radius-control);
  color: var(--muted);
  background: transparent;
  font-weight: 600;
  text-decoration: none;
  transition:
    color var(--motion-fast) var(--ease),
    background-color var(--motion-fast) var(--ease);
}

.header-actions a {
  padding: 0 12px;
}

.header-help-button,
.header-account-button,
.language-toggle {
  min-width: 48px;
  padding: 0 10px;
  cursor: pointer;
}

.header-help-button {
  font: inherit;
}

.header-account-button {
  font: inherit;
  cursor: pointer;
}

.header-actions a:hover,
.header-help-button:hover,
.header-account-button:hover,
.language-toggle:hover {
  color: var(--primary);
  background: var(--primary-soft);
}

.local-project-action-groups {
  display: grid;
  gap: 12px;
  margin-top: 14px;
}

.local-project-action-group {
  padding-top: 11px;
  border-top: 1px solid var(--line);
}

.local-project-action-group:first-child {
  padding-top: 0;
  border-top: 0;
}

.local-project-action-group > strong {
  margin-bottom: 2px;
  font-size: .8125rem;
}

.local-project-action-group > p {
  margin: 0;
  color: var(--muted);
  font-size: .6875rem;
  line-height: 1.5;
}

.local-project-action-group .local-project-actions {
  margin-top: 8px;
}

.local-project-panel .local-project-actions button {
  min-height: 44px;
}

.local-project-panel .local-project-actions-backup button:first-child {
  border-color: var(--line-strong);
  color: var(--ink);
  background: var(--surface);
}

.local-project-panel .local-project-actions-backup button:first-child:hover:not(:disabled) {
  border-color: var(--primary);
  color: var(--primary);
  background: var(--primary-soft);
}

.hero {
  min-height: 156px;
  display: grid;
  align-items: center;
  border-bottom: 1px solid var(--line);
  background-color: #fff;
  background-image: url("./assets/carton-lab-hero.webp");
  background-repeat: no-repeat;
  background-position: 56% center;
  background-size: cover;
}

.hero-content {
  width: min(1440px, calc(100% - 64px));
  margin: 0 auto;
  padding: 24px 0;
}

.hero-kicker {
  margin: 0 0 5px;
  color: var(--primary);
  font-size: .75rem;
  font-weight: 600;
  letter-spacing: .12em;
  text-transform: uppercase;
}

.hero h1 {
  margin: 0;
  font-size: clamp(2rem, 3.3vw, 3.25rem);
  font-weight: 600;
  line-height: 1.08;
  letter-spacing: -.02em;
  text-wrap: balance;
}

.hero p:last-child {
  max-width: 62ch;
  margin: 10px 0 0;
  color: #53627d;
  font-size: .875rem;
}

.stage-nav {
  width: min(1440px, calc(100% - 64px));
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  margin: 0 auto;
  border-bottom: 1px solid var(--line);
  background: var(--surface);
}

.stage-nav button {
  position: relative;
  min-width: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  padding: 12px 16px;
  border: 0;
  border-right: 1px solid var(--line);
  color: var(--muted);
  background: var(--surface);
  cursor: pointer;
  transition:
    color var(--motion-fast) var(--ease),
    background-color var(--motion-fast) var(--ease);
}

.stage-nav button:last-child {
  border-right: 0;
}

.stage-nav button[aria-current="step"] {
  color: var(--primary);
}

.stage-nav button::before {
  position: absolute;
  inset: auto 0 -1px;
  height: 3px;
  background: var(--primary);
  content: "";
  transform: scaleX(0);
  transform-origin: center;
  transition: transform var(--motion-base) var(--ease-out-quint);
}

.stage-nav button[aria-current="step"]::before {
  transform: scaleX(1);
}

.stage-nav button[aria-disabled="true"]:hover {
  color: var(--ink);
  background: var(--surface-soft);
}

.stage-nav button[aria-disabled="true"] {
  cursor: not-allowed;
}

.stage-index {
  width: 28px;
  height: 28px;
  flex: 0 0 28px;
  display: inline-grid;
  place-items: center;
  border: 1px solid currentColor;
  border-radius: 50%;
  font-size: .75rem;
  font-weight: 600;
}

.stage-nav strong {
  font-size: .875rem;
  font-weight: 600;
  white-space: nowrap;
}

main {
  width: min(1440px, calc(100% - 64px));
  margin: 0 auto;
  padding: 20px 0 32px;
}

.stage-guard-notice {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  margin-bottom: 12px;
  padding: 10px 12px;
  border: 1px solid #e4c391;
  border-radius: var(--radius-control);
  color: #6e4b2b;
  background: #fff9f2;
  opacity: 0;
  transform: translateY(-5px);
  transition:
    opacity var(--motion-base) var(--ease),
    transform var(--motion-base) var(--ease-out-quint);
}

.stage-guard-notice[data-visible="true"] {
  opacity: 1;
  transform: translateY(0);
}

.stage-guard-icon {
  width: 22px;
  height: 22px;
  flex: 0 0 22px;
  display: grid;
  place-items: center;
  border: 1px solid #d7aa69;
  border-radius: 50%;
  color: #8b511a;
  font-size: .75rem;
  font-weight: 600;
}

.stage-guard-notice strong {
  font-weight: 600;
}

.stage-guard-notice p {
  margin: 1px 0 0;
  font-size: .75rem;
}

.workspace-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 368px;
  gap: 20px;
  align-items: stretch;
}

.data-workbench,
.readiness-panel {
  min-width: 0;
  border: 1px solid var(--line);
  border-radius: var(--radius-panel);
  background: var(--surface);
}

.data-workbench {
  padding: 22px;
}

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

.section-eyebrow {
  margin: 0 0 2px;
  color: var(--primary);
  font-size: .75rem;
  font-weight: 600;
}

.section-heading h2,
.readiness-heading h2 {
  margin: 0;
  font-size: 1.25rem;
  font-weight: 600;
  line-height: 1.25;
  letter-spacing: -.015em;
}

.section-heading p:last-child {
  margin: 5px 0 0;
  color: var(--muted);
}

.demo-button {
  flex: 0 0 auto;
  padding: 0 13px;
  border: 1px solid var(--line-strong);
  border-radius: var(--radius-control);
  color: var(--muted);
  background: var(--surface);
  font-weight: 600;
  cursor: pointer;
  transition:
    border-color var(--motion-fast) var(--ease),
    color var(--motion-fast) var(--ease),
    background-color var(--motion-fast) var(--ease),
    transform 90ms var(--ease);
}

.demo-button:hover {
  border-color: var(--primary);
  color: var(--primary);
  background: var(--primary-soft);
}

.entry-mode-switch {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
  margin-bottom: 10px;
}

.entry-mode-switch button {
  min-height: 82px;
  display: grid;
  align-content: center;
  justify-items: start;
  gap: 4px;
  padding: 15px 16px;
  border: 1px solid var(--line-strong);
  border-radius: var(--radius-control);
  color: var(--ink);
  background: var(--surface);
  text-align: left;
  cursor: pointer;
  transition:
    border-color var(--motion-fast) var(--ease),
    color var(--motion-fast) var(--ease),
    background-color var(--motion-fast) var(--ease);
}

.entry-mode-switch button:hover {
  color: var(--primary);
  border-color: var(--primary);
  background: var(--primary-soft);
}

.entry-mode-switch button[aria-pressed="true"] {
  border-color: var(--selection-border);
  color: var(--primary);
  background: var(--primary-soft);
  box-shadow: 0 1px 2px var(--shadow-control);
}

.entry-mode-switch span {
  font-size: var(--font-size-subtitle);
  font-weight: 650;
}

.entry-mode-switch small {
  color: var(--muted);
  font-size: var(--font-size-meta);
}

.entry-mode-switch .sample-mode {
  border-color: var(--selection-border);
  background: var(--primary-soft);
}

.entry-mode-switch .sample-mode:hover {
  border-color: var(--primary);
  color: var(--primary);
  background: var(--primary-soft);
}

.manual-entry-toggle {
  width: 100%;
  min-height: 48px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 16px;
  padding: 9px 12px;
  border: 1px solid var(--line);
  border-radius: var(--radius-control);
  color: var(--muted);
  background: var(--surface-soft);
  text-align: left;
  cursor: pointer;
}

.manual-entry-toggle > span:first-child {
  min-width: 0;
  display: grid;
  gap: 1px;
}

.manual-entry-toggle strong {
  color: var(--ink);
  font-size: var(--font-size-supporting);
  font-weight: 600;
}

.manual-entry-toggle small {
  font-size: var(--font-size-meta);
}

.manual-entry-action {
  flex: 0 0 auto;
  color: var(--primary);
  font-size: var(--font-size-meta);
  font-weight: 650;
}

.manual-entry-toggle:hover,
.manual-entry-toggle[aria-expanded="true"] {
  border-color: var(--selection-border);
  background: var(--primary-soft);
}

.guided-entry-panel {
  border: 1px solid var(--line);
  border-radius: var(--radius-panel);
  overflow: hidden;
  background: var(--surface);
}

.guided-progress {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  border-bottom: 1px solid var(--line);
  background: var(--surface-soft);
}

.guided-progress button {
  min-width: 0;
  min-height: 58px;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 7px;
  padding: 8px;
  border: 0;
  border-right: 1px solid var(--line);
  color: var(--muted);
  background: transparent;
  cursor: pointer;
}

.guided-progress button:last-child {
  border-right: 0;
}

.guided-progress button[aria-current="true"],
.guided-progress button[aria-current="step"] {
  color: var(--primary);
  background: var(--primary-soft);
}

.guided-progress button[data-complete="true"] {
  color: var(--success-ink);
}

.guided-progress button[data-complete="false"]:not([aria-current]) {
  cursor: default;
}

.guided-progress span {
  width: 25px;
  height: 25px;
  display: grid;
  flex: 0 0 25px;
  place-items: center;
  border: 1px solid currentColor;
  border-radius: 50%;
  font-size: var(--font-size-meta);
  font-weight: 700;
}

.guided-progress button[data-complete="true"] span {
  color: var(--success-ink);
  background: var(--success-soft);
}

.guided-progress strong {
  overflow: hidden;
  font-size: var(--font-size-supporting);
  font-weight: 600;
  text-overflow: ellipsis;
  white-space: nowrap;
}

#guidedEntryForm {
  padding: 18px;
}

.guided-step-heading,
.guided-row-heading {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 16px;
}

.guided-step-heading {
  margin-bottom: 14px;
}

.guided-step-heading > div > span {
  color: var(--primary);
  font-size: var(--font-size-meta);
  font-weight: 700;
}

.guided-step-heading h3 {
  margin: 2px 0 0;
  font-size: var(--font-size-subtitle);
  font-weight: 600;
}

.guided-step-heading p {
  margin: 4px 0 0;
  color: var(--muted);
  font-size: var(--font-size-supporting);
}

.guided-step-heading .guided-add-button {
  width: fit-content;
  min-height: 44px;
  flex: 0 0 auto;
  padding-inline: 13px;
}

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

.guided-row-card {
  padding: 14px;
  border: 1px solid var(--line);
  border-radius: var(--radius-control);
  background: var(--surface-soft);
}

.guided-row-card:focus-within {
  border-color: var(--selection-border);
  background: var(--surface);
}

.guided-row-heading {
  align-items: center;
  margin-bottom: 11px;
}

.guided-row-heading strong {
  font-weight: 600;
}

.guided-row-heading .row-remove-button {
  min-height: 32px;
}

.guided-row-actions {
  display: flex;
  align-items: center;
  gap: 8px;
}

.guided-unit-hint {
  margin: 8px 0 0;
  color: var(--text-supporting);
  font-size: var(--font-size-meta);
}

.guided-inline-button {
  min-height: 32px;
  padding: 5px 9px;
  border: 1px solid var(--selection-border);
  border-radius: var(--radius-control);
  color: var(--primary);
  background: var(--surface);
  font: inherit;
  font-size: var(--font-size-meta);
  font-weight: 600;
  cursor: pointer;
}

.guided-inline-button:hover,
.guided-inline-button:focus-visible {
  border-color: var(--primary);
  background: var(--primary-soft);
}

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

.order-header-fields {
  grid-template-columns: minmax(0, 1fr);
}

.order-header-fields .guided-field {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 5px 10px;
}

.order-header-fields .guided-field > span {
  flex: 0 0 auto;
}

.order-header-fields .guided-field input {
  min-width: min(100%, 220px);
  flex: 1 1 220px;
}

.guided-order-lines {
  display: grid;
  gap: 8px;
  margin-top: 12px;
  padding: 10px;
  border: 1px solid var(--line);
  border-radius: var(--radius-control);
  background: var(--surface);
}

.guided-order-line {
  min-width: 0;
  display: grid;
  grid-template-columns: 84px minmax(0, 1fr);
  gap: 10px;
  align-items: end;
  padding-bottom: 10px;
  border-bottom: 1px solid var(--line);
}

.guided-order-line:last-child {
  padding-bottom: 0;
  border-bottom: 0;
}

.guided-order-line-number {
  align-self: center;
  color: var(--muted);
  font-size: var(--font-size-meta);
  font-weight: 600;
}

.order-line-fields {
  grid-template-columns: minmax(150px, 1fr) minmax(96px, .45fr) auto;
  align-items: end;
}

.guided-line-remove {
  min-height: 44px;
  white-space: nowrap;
}

.carton-fields,
.protection-fields {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.guided-field {
  min-width: 0;
  display: grid;
  align-content: start;
  gap: 5px;
  color: var(--text-supporting);
  font-size: var(--font-size-meta);
  font-weight: 600;
}

.guided-field em {
  color: var(--danger-ink);
  font-style: normal;
}

.guided-field input,
.guided-field select {
  width: 100%;
  min-height: 44px;
  padding: 0 10px;
  border: 1px solid var(--line-strong);
  border-radius: var(--radius-control);
  color: var(--text);
  background: var(--surface);
  font-size: var(--font-size-supporting);
}

.guided-field input:focus,
.guided-field select:focus {
  border-color: var(--primary);
  outline: 2px solid var(--selection-border);
  outline-offset: 0;
}

.guided-field [aria-invalid="true"] {
  border-color: var(--danger-ink);
  background: var(--danger-soft);
}

.guided-input-wrap {
  position: relative;
  display: flex;
  align-items: center;
}

.guided-input-wrap small {
  position: absolute;
  right: 10px;
  color: var(--muted);
  font-size: var(--font-size-meta);
  font-weight: 500;
  pointer-events: none;
}

.guided-input-wrap:has(small) input {
  padding-right: 38px;
}

.guided-advanced {
  margin-top: 11px;
  border-top: 1px solid var(--line);
}

.guided-advanced summary,
.guided-payload-preview summary {
  width: fit-content;
  padding-top: 10px;
  color: var(--primary);
  font-size: var(--font-size-meta);
  font-weight: 600;
  cursor: pointer;
}

.guided-check {
  display: flex;
  align-items: flex-start;
  gap: 9px;
  margin-top: 10px;
  color: var(--text-supporting);
}

.guided-check input {
  width: 18px;
  height: 18px;
  flex: 0 0 18px;
  margin-top: 1px;
}

.guided-check span,
.guided-check small {
  display: block;
}

.guided-check strong {
  font-weight: 600;
}

.guided-check small {
  margin-top: 2px;
  color: var(--muted);
  font-size: var(--font-size-meta);
}

.carton-basis-choice {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 8px;
  padding: 0;
  border: 0;
}

.carton-basis-choice legend,
.protection-choice legend {
  margin-bottom: 8px;
  font-weight: 600;
}

.carton-basis-choice label {
  position: relative;
  min-height: 74px;
  display: flex;
  align-items: flex-start;
  padding: 12px;
  border: 1px solid var(--line);
  border-radius: var(--radius-control);
  background: var(--surface-soft);
  cursor: pointer;
}

.carton-basis-choice input {
  position: absolute;
  opacity: 0;
}

.carton-basis-choice label:has(input:checked) {
  border-color: var(--primary);
  background: var(--primary-soft);
  box-shadow: inset 0 0 0 1px var(--primary);
}

.carton-basis-choice label:has(input:focus-visible) {
  outline: 2px solid var(--primary);
  outline-offset: 2px;
}

.carton-basis-choice span,
.carton-basis-choice small {
  display: block;
}

.carton-basis-choice strong {
  font-weight: 600;
}

.carton-basis-choice small {
  margin-top: 3px;
  color: var(--muted);
  font-size: var(--font-size-meta);
}

.guided-callout,
.guided-integration-status {
  margin: 11px 0;
  padding: 10px 12px;
  border: 1px solid var(--selection-border);
  border-radius: var(--radius-control);
  color: var(--text-supporting);
  background: var(--primary-soft);
  font-size: var(--font-size-supporting);
}

.guided-callout.warning {
  border-color: var(--warning-border);
  color: var(--warning-indicator-ink);
  background: var(--warning-soft);
}

.guided-status-label {
  padding: 3px 7px;
  border: 1px solid var(--info-border);
  border-radius: var(--radius-control);
  color: var(--success-ink);
  background: var(--primary-soft);
  font-size: var(--font-size-meta);
  font-weight: 600;
}

.guided-status-label.fragile {
  border-color: var(--warning-border);
  color: var(--warning-indicator-ink);
  background: var(--warning-soft);
}

.protection-choice {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  padding: 0;
  border: 0;
}

.protection-choice legend {
  width: 100%;
}

.protection-choice label {
  display: flex;
  align-items: center;
  gap: 6px;
  min-height: 38px;
  padding: 7px 10px;
  border: 1px solid var(--line);
  border-radius: var(--radius-control);
  background: var(--surface);
  cursor: pointer;
}

.protection-choice label:has(input:checked) {
  border-color: var(--primary);
  color: var(--primary);
  background: var(--primary-soft);
}

.protection-fields {
  margin-top: 11px;
}

.guided-row-error {
  margin: 9px 0 0;
  color: var(--danger-ink);
  font-size: var(--font-size-meta);
  font-weight: 600;
}

.guided-errors {
  margin-top: 12px;
  padding: 10px 12px;
  border: 1px solid var(--danger-ink);
  border-radius: var(--radius-control);
  color: var(--danger-ink);
  background: var(--danger-soft);
  font-size: var(--font-size-supporting);
}

.guided-readiness-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 10px;
}

.guided-readiness-grid > section {
  min-width: 0;
  display: flex;
  align-items: flex-start;
  gap: 9px;
  padding: 13px;
  border: 1px solid var(--line);
  border-radius: var(--radius-control);
  background: var(--surface-soft);
}

.readiness-dot {
  width: 9px;
  height: 9px;
  flex: 0 0 9px;
  margin-top: 5px;
  border-radius: 50%;
  background: var(--muted);
}

.readiness-dot.ready {
  background: var(--success-ink);
}

.readiness-dot.needs {
  background: var(--warning-indicator-ink);
}

.guided-readiness-grid h4 {
  margin: 0;
  font-size: var(--font-size-supporting);
  font-weight: 600;
}

.guided-readiness-grid ul {
  margin: 6px 0 0;
  padding-left: 17px;
  color: var(--muted);
  font-size: var(--font-size-meta);
}

.guided-payload-preview {
  margin-top: 10px;
}

.guided-payload-preview pre {
  max-height: 260px;
  overflow: auto;
  margin: 8px 0 0;
  padding: 12px;
  border: 1px solid var(--line);
  border-radius: var(--radius-control);
  background: var(--surface-soft);
  font-size: var(--font-size-meta);
  white-space: pre-wrap;
}

.guided-integration-status {
  margin-bottom: 0;
}

.guided-integration-status[data-connected="true"] {
  border-color: var(--success-border);
  color: var(--success-ink);
  background: var(--success-soft);
}

.guided-integration-status strong,
.guided-integration-status p {
  display: block;
  margin: 0;
}

.guided-integration-status p {
  margin-top: 2px;
}

.guided-actions {
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: 10px;
  margin-top: 16px;
  padding-top: 14px;
  border-top: 1px solid var(--line);
}

.guided-actions > span {
  color: var(--muted);
  font-size: var(--font-size-meta);
}

.guided-actions .primary-button,
.guided-actions .clear-button {
  min-width: 132px;
  padding-inline: 14px;
}

.batch-entry-panel > :first-child {
  margin-top: 0;
}

.workbook-import {
  min-height: 142px;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 20px;
  padding: 18px 28px;
  border: 1px dashed #8badf5;
  border-radius: var(--radius-control);
  background: #fbfdff;
  transition: border-color 180ms var(--ease), background-color 180ms var(--ease);
}

.workbook-import[data-state="selected"] {
  min-height: 92px;
  justify-content: flex-start;
  padding-block: 12px;
  border-style: solid;
  border-color: #92b1ee;
  background: var(--primary-soft);
}

.workbook-import[data-dragging="true"] {
  border-color: var(--primary);
  background: var(--primary-soft);
}

.workbook-import > img {
  width: 62px;
  height: 62px;
  flex: 0 0 62px;
  object-fit: cover;
  border-radius: 12px;
}

.workbook-import[data-state="selected"] > img {
  width: 48px;
  height: 48px;
  flex-basis: 48px;
  border-radius: 9px;
}

.workbook-copy {
  min-width: 0;
}

.workbook-copy h3 {
  margin: 0;
  font-size: 1rem;
  font-weight: 600;
}

.workbook-copy > p {
  margin: 3px 0 10px;
  color: var(--muted);
  font-size: .8125rem;
}

.workbook-actions {
  display: flex;
  align-items: flex-start;
  gap: 8px;
  flex-wrap: wrap;
}

.template-downloads {
  margin-top: 14px;
  padding-top: 14px;
  border-top: 1px solid var(--line);
}

.template-downloads-heading {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 9px;
}

.template-downloads-heading strong {
  color: var(--ink);
  font-size: .8125rem;
  font-weight: 650;
}

.template-downloads-heading span {
  color: var(--muted);
  font-size: .75rem;
}

.template-download-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
}

.template-choice {
  display: grid;
  grid-template-rows: 1fr auto;
  gap: 12px;
  min-width: 0;
  padding: 13px;
  border: 1px solid #cbd9f0;
  border-radius: var(--radius-control);
  background: #fff;
}

.template-choice-full {
  border-color: #b7c9e9;
  background: #f7faff;
}

.template-choice-copy {
  display: grid;
  align-content: start;
  gap: 4px;
}

.template-choice-tag {
  width: fit-content;
  padding: 2px 7px;
  border-radius: 999px;
  color: #27518e;
  background: #eaf1ff;
  font-size: .6875rem;
  font-weight: 650;
  line-height: 1.5;
}

.template-choice strong {
  color: var(--ink);
  font-size: .875rem;
  line-height: 1.35;
}

.template-choice small {
  color: var(--muted);
  font-size: .75rem;
  line-height: 1.55;
}

.template-choice .text-action {
  width: 100%;
  border: 1px solid #b8caea;
  background: #fff;
}

.template-choice .text-action:not(:disabled):hover {
  border-color: var(--primary);
  background: var(--primary-soft);
}

.primary-import-button,
.primary-button {
  min-height: 44px;
  border: 1px solid var(--primary);
  border-radius: var(--radius-control);
  color: #fff;
  background: var(--primary);
  font-weight: 600;
  cursor: pointer;
  transition:
    border-color var(--motion-fast) var(--ease),
    background-color var(--motion-fast) var(--ease),
    transform 90ms var(--ease);
}

.primary-import-button {
  padding: 0 18px;
}

.primary-import-button:hover,
.primary-button:not(:disabled):hover {
  border-color: var(--primary-hover);
  background: var(--primary-hover);
}

.primary-import-button:disabled,
.text-action:disabled,
.row-file-button:disabled,
.row-remove-button:disabled {
  color: var(--disabled-ink);
  background: var(--disabled);
  cursor: not-allowed;
  opacity: 1;
}

.primary-import-button:active,
.primary-button:not(:disabled):active,
.demo-button:active,
.text-button:not(:disabled):active,
.clear-button:not(:disabled):active,
.text-action:active {
  transform: translateY(1px);
}

.text-action {
  min-height: 44px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0 10px;
  border: 0;
  border-radius: var(--radius-control);
  color: var(--primary);
  background: transparent;
  font-weight: 600;
  text-decoration: none;
  cursor: pointer;
  transition:
    color var(--motion-fast) var(--ease),
    background-color var(--motion-fast) var(--ease),
    transform 90ms var(--ease);
}

.text-action:not(:disabled):hover {
  background: var(--primary-soft);
}

.workbook-file-summary {
  min-width: 0;
  margin-top: 7px;
}

.workbook-file-summary strong,
.workbook-file-summary span {
  display: block;
}

.workbook-file-summary strong {
  overflow: hidden;
  text-overflow: ellipsis;
  font-weight: 600;
  white-space: nowrap;
}

.workbook-file-summary span {
  color: var(--muted);
  font-size: .75rem;
}

.template-contract {
  display: flex;
  align-items: baseline;
  gap: 7px;
  margin-top: 7px;
  color: var(--muted);
  font-size: var(--font-size-meta);
}

.template-contract > span {
  color: var(--text-supporting);
  font-weight: 600;
}

.template-contract > strong {
  color: var(--primary);
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
  font-size: var(--font-size-meta);
  font-weight: 600;
}

.template-contract > small {
  font-size: var(--font-size-meta);
  overflow-wrap: anywhere;
}

.import-state-panel {
  margin-top: 12px;
  padding: 14px;
  border: 1px solid var(--line);
  border-radius: var(--radius-control);
  background: var(--surface-soft);
  transition:
    border-color var(--motion-fast) var(--ease),
    background-color var(--motion-fast) var(--ease);
}

.import-state-panel[data-import-state="mapping_required"],
.import-state-panel[data-import-state="parsing"] {
  border-color: var(--selection-border);
  background: var(--primary-soft);
}

.import-state-panel[data-import-state="invalid"],
.import-state-panel[data-import-state="stale"],
.import-state-panel[data-import-state="cancelled"] {
  border-color: var(--warning-border);
  background: #fff9f2;
}

.import-state-panel[data-import-state="ready"] {
  border-color: var(--success-border);
  background: color-mix(in srgb, var(--success-border) 16%, var(--surface));
}

.import-state-heading,
.subpanel-heading,
.import-progress-meta {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 14px;
}

.import-state-heading h3 {
  margin: 2px 0 0;
  font-size: var(--font-size-subtitle);
  font-weight: 600;
}

.import-state-kicker {
  color: var(--primary);
  font-size: var(--font-size-meta);
  font-weight: 700;
  letter-spacing: .06em;
}

.import-state-badge {
  flex: 0 0 auto;
  min-height: 26px;
  display: inline-flex;
  align-items: center;
  padding: 2px 8px;
  border: 1px solid var(--line-strong);
  border-radius: var(--radius-control);
  color: var(--muted);
  background: var(--surface);
  font-size: var(--font-size-meta);
  font-weight: 600;
}

[data-import-state="ready"] .import-state-badge {
  border-color: var(--success-border);
  color: var(--primary);
}

[data-import-state="invalid"] .import-state-badge,
[data-import-state="stale"] .import-state-badge,
[data-import-state="cancelled"] .import-state-badge {
  border-color: var(--warning-indicator-border);
  color: var(--warning-indicator-ink);
}

.import-state-summary,
.subpanel-heading p,
.ready-panel p,
.stale-panel p,
.cancelled-panel p {
  margin: 5px 0 0;
  color: var(--muted);
  font-size: var(--font-size-supporting);
}

.import-progress,
.mapping-panel,
.issue-panel,
.ready-panel,
.stale-panel,
.cancelled-panel {
  margin-top: 12px;
  padding-top: 12px;
  border-top: 1px solid var(--line);
}

.import-progress-meta span {
  color: var(--primary);
  font-weight: 600;
  font-variant-numeric: tabular-nums;
}

.import-progress-track {
  height: 6px;
  margin-top: 8px;
  overflow: hidden;
  border-radius: var(--radius-control);
  background: var(--data-track);
}

.import-progress-track > span {
  width: 100%;
  height: 100%;
  display: block;
  background: var(--primary);
  transform: scaleX(var(--import-progress, 0));
  transform-origin: left center;
  transition: transform var(--motion-base) var(--ease-out-quint);
}

.import-progress > p {
  margin: 7px 0 0;
  color: var(--muted);
  font-size: var(--font-size-meta);
}

.compact-import-action {
  width: auto;
  min-height: 38px;
  margin-top: 10px;
}

.subpanel-heading strong,
.ready-panel > strong,
.stale-panel > strong,
.cancelled-panel > strong {
  font-weight: 600;
}

.subpanel-heading > span {
  flex: 0 0 auto;
  color: var(--primary);
  font-weight: 600;
  font-variant-numeric: tabular-nums;
}

.mapping-table,
.issue-list {
  display: grid;
  gap: 7px;
  margin-top: 10px;
}

.mapping-row {
  display: grid;
  grid-template-columns: minmax(150px, .8fr) 24px minmax(180px, 1fr);
  gap: 8px;
  align-items: center;
  padding: 8px 10px;
  border: 1px solid var(--line);
  border-radius: var(--radius-control);
  background: var(--surface);
}

.mapping-source {
  min-width: 0;
  display: flex;
  align-items: baseline;
  gap: 6px;
}

.mapping-source strong {
  overflow: hidden;
  text-overflow: ellipsis;
  font-size: var(--font-size-supporting);
  font-weight: 600;
  white-space: nowrap;
}

.mapping-source small {
  color: var(--danger-ink);
  font-size: var(--font-size-meta);
}

.mapping-arrow {
  color: var(--muted);
  text-align: center;
}

.mapping-row select {
  width: 100%;
  min-height: 38px;
  border: 1px solid var(--line-strong);
  border-radius: var(--radius-control);
  color: var(--ink);
  background: var(--surface);
}

.issue-item {
  position: relative;
  display: grid;
  grid-template-columns: minmax(150px, auto) minmax(0, 1fr) auto;
  gap: 10px;
  align-items: baseline;
  padding: 9px 10px;
  border: 1px solid var(--line);
  border-radius: var(--radius-control);
  background: var(--surface);
}

.issue-item > strong {
  color: var(--danger-ink);
  font-size: var(--font-size-supporting);
  font-weight: 600;
}

.issue-item > p {
  margin: 0;
  color: var(--text-supporting);
  font-size: var(--font-size-supporting);
}

.issue-item > code {
  color: var(--muted);
  font-size: var(--font-size-meta);
}

.issue-fix {
  grid-column: 2 / -1;
  color: var(--muted);
  font-size: var(--font-size-meta);
}

.import-recovery-actions {
  display: flex;
  gap: 8px;
  margin-top: 12px;
}

.capability-disabled {
  color: var(--disabled-ink);
  background: var(--disabled);
  cursor: not-allowed;
}

.capability-disabled input {
  cursor: not-allowed;
}

.schema-guide {
  margin-top: 10px;
  border-bottom: 1px solid var(--line);
}

.schema-guide summary {
  min-height: 44px;
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 0 2px;
  color: var(--primary);
  cursor: pointer;
}

.schema-guide summary::marker {
  color: var(--primary);
}

.schema-guide summary span {
  color: var(--muted);
  font-size: .75rem;
  font-weight: 500;
}

.schema-guide summary > strong {
  font-weight: 600;
}

.schema-guide-content {
  padding: 2px 0 14px;
  color: var(--muted);
}

.schema-guide-content > p {
  margin: 0 0 10px;
}

.schema-list {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 8px 16px;
  margin: 0;
}

.schema-list div {
  min-width: 0;
}

.schema-list dt {
  color: var(--ink);
  font-weight: 600;
}

.schema-list dd {
  margin: 2px 0 0;
  font-size: .75rem;
}

.schema-boundary {
  margin-top: 10px !important;
  padding: 8px 10px;
  border-left: 1px solid var(--warning);
  color: #76502e;
  background: #fff8f0;
  font-size: .75rem;
}

.alternative-import-toggle {
  width: 100%;
  min-height: 58px;
  display: flex;
  align-items: center;
  gap: 14px;
  margin-top: 12px;
  padding: 8px 12px;
  border: 1px solid var(--line);
  border-radius: var(--radius-control);
  color: var(--ink);
  background: #fbfcfe;
  text-align: left;
  cursor: pointer;
  transition:
    border-color var(--motion-fast) var(--ease),
    background-color var(--motion-fast) var(--ease);
}

.alternative-import-toggle:hover {
  border-color: #a7b9dc;
  background: #f7faff;
}

.alternative-import-toggle > span {
  min-width: 0;
  display: grid;
  gap: 2px;
}

.alternative-import-toggle strong {
  font-size: .8125rem;
  font-weight: 600;
}

.alternative-import-toggle small {
  color: var(--muted);
  font-size: .75rem;
  font-weight: 400;
}

.split-toggle::after {
  width: 7px;
  height: 7px;
  display: inline-block;
  border-right: 1.5px solid currentColor;
  border-bottom: 1.5px solid currentColor;
  content: "";
  flex: 0 0 auto;
  margin-left: auto;
  transform: translateY(-2px) rotate(45deg);
  transition: transform var(--motion-base) var(--ease-out-quint);
}

.split-toggle[aria-expanded="true"]::after {
  transform: translateY(2px) rotate(225deg);
}

.split-import-panel {
  display: grid;
  grid-template-rows: 1fr;
  opacity: 1;
  transition:
    grid-template-rows var(--motion-base) var(--ease-out-quint),
    opacity var(--motion-fast) var(--ease);
}

.split-import-panel-inner {
  min-height: 0;
  overflow: hidden;
}

.data-workbench[data-split-open="false"] .split-import-panel {
  grid-template-rows: 0fr;
  opacity: 0;
  pointer-events: none;
}

.split-import-boundary {
  margin: 10px 0 0;
  padding: 8px 10px;
  border-left: 1px solid var(--warning);
  color: #76502e;
  background: #fff8f0;
  font-size: .75rem;
}

.demo-disclosure {
  display: flex;
  gap: 8px;
  align-items: baseline;
  margin-top: 12px;
  padding: 9px 12px;
  border: 1px solid #c5a26b;
  border-radius: var(--radius-control);
  color: #76502e;
  background: #fff8f0;
}

.demo-disclosure span {
  font-size: .75rem;
}

.demo-disclosure strong {
  font-weight: 600;
}

.sheet-table {
  margin-top: 14px;
}

.sheet-group-label {
  min-height: 32px;
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 6px 10px;
  border-top: 1px solid var(--line);
  color: var(--muted);
  background: #f8fafc;
  font-size: .6875rem;
}

.sheet-group-label strong {
  color: var(--ink);
  font-size: .75rem;
  font-weight: 600;
}

.sheet-group-label span {
  margin-left: auto;
}

.sheet-table-head,
.sheet-row {
  display: grid;
  grid-template-columns: 42px minmax(220px, 1fr) 104px 54px 164px;
  gap: 8px;
  align-items: center;
}

.sheet-table-head {
  min-height: 34px;
  padding: 0 10px;
  color: var(--muted);
  font-size: .75rem;
}

.sheet-table-head span:first-child {
  grid-column: 1 / 3;
}

.sheet-row {
  min-height: 64px;
  padding: 8px 10px;
  border-top: 1px solid var(--line);
}

.sheet-row:last-child {
  border-bottom: 1px solid var(--line);
}

.source-code {
  width: 34px;
  height: 34px;
  display: block;
  padding: 7px;
  border: 1px solid transparent;
  border-radius: var(--radius-control);
  fill: none;
  stroke: currentColor;
  stroke-linecap: round;
  stroke-linejoin: round;
  stroke-width: 1.8;
}

.source-products {
  border-color: #b9dfc9;
  color: #197045;
  background: #eaf7ef;
}

.source-orders {
  border-color: #bfd2fb;
  color: #225cce;
  background: #edf3ff;
}

.source-cartons {
  border-color: #f0c89b;
  color: #a65316;
  background: #fff2e4;
}

.source-protection {
  border-color: #dac7f0;
  color: #7442ad;
  background: #f6efff;
}

.sheet-identity {
  min-width: 0;
}

.sheet-identity h3 {
  margin: 0;
  font-size: .875rem;
  font-weight: 600;
}

.sheet-identity h3 span {
  margin-left: 4px;
  font-weight: 600;
}

.source-file {
  min-width: 0;
  color: var(--muted);
  font-size: .75rem;
}

.source-file strong,
.source-file span {
  display: inline-block;
  vertical-align: bottom;
}

.source-file strong {
  max-width: 32ch;
  overflow: hidden;
  text-overflow: ellipsis;
  font-weight: 600;
  white-space: nowrap;
}

.source-file strong + span::before {
  content: " · ";
}

.status-label {
  color: var(--muted);
  font-size: .8125rem;
}

.sheet-row[data-state="selected"] .status-label {
  color: var(--primary);
}

.sheet-row[data-state="demo"] .status-label {
  color: var(--warning);
}

.issue-count {
  color: var(--muted);
  font-variant-numeric: tabular-nums;
  text-align: center;
}

.row-actions {
  display: flex;
  justify-content: flex-end;
  gap: 4px;
  visibility: hidden;
}

.data-workbench[data-split-open="true"] .row-actions,
.sheet-row[data-state] .row-actions {
  visibility: visible;
}

.row-file-button,
.row-remove-button {
  min-height: 44px;
  padding: 0 8px;
  border: 0;
  border-radius: var(--radius-control);
  background: transparent;
  font-size: .75rem;
  font-weight: 600;
  cursor: pointer;
  transition:
    color var(--motion-fast) var(--ease),
    background-color var(--motion-fast) var(--ease);
}

.row-actions .row-file-button,
.row-actions .row-remove-button {
  white-space: nowrap;
}

.row-file-button {
  color: var(--primary);
}

.row-remove-button {
  color: #a63e45;
}

.row-file-button:hover {
  background: var(--primary-soft);
}

.row-remove-button:hover {
  background: #fff0f1;
}

.local-note {
  margin: 12px 0 0;
  color: var(--muted);
  font-size: .75rem;
}

.readiness-panel {
  display: flex;
  flex-direction: column;
  padding: 22px;
}

.readiness-heading {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 16px;
  padding-bottom: 14px;
  border-bottom: 1px solid var(--line);
}

.readiness-heading p {
  margin: 0 0 2px;
  color: var(--muted);
  font-size: .75rem;
}

.readiness-heading > strong {
  flex: 0 0 auto;
  padding: 2px 9px;
  border: 1px solid #b7c8ee;
  border-radius: var(--radius-control);
  color: var(--primary);
  font-size: .875rem;
  font-weight: 600;
  font-variant-numeric: tabular-nums;
}

.readiness-summary {
  margin: 12px 0 0;
  color: var(--muted);
  font-size: .8125rem;
}

.readiness-primary {
  margin-top: 14px;
}

.readiness-primary .primary-button {
  width: 100%;
  min-height: 48px;
  font-size: .9375rem;
}

.readiness-primary .action-explanation {
  margin: 6px 0 0;
  text-align: center;
}

.validation-details {
  margin-top: 12px;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.validation-details summary {
  min-height: 44px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  color: var(--text-supporting);
  cursor: pointer;
}

.validation-details summary strong {
  font-size: .8125rem;
  font-weight: 600;
}

.validation-details summary span {
  color: var(--muted);
  font-size: .75rem;
}

.validation-details .check-list {
  margin-top: 0;
}

.check-list {
  margin: 8px 0 0;
  padding: 0;
  list-style: none;
}

.check-list li {
  display: grid;
  grid-template-columns: 32px minmax(0, 1fr);
  gap: 10px;
  padding: 14px 0;
  border-top: 1px solid var(--line);
}

.check-list li:first-child {
  border-top: 0;
}

.check-list li > span {
  color: var(--primary);
  font-size: .6875rem;
  font-weight: 700;
  letter-spacing: .08em;
}

.check-list strong {
  display: block;
  font-size: .875rem;
  font-weight: 600;
}

.check-list p {
  margin: 3px 0 0;
  color: var(--muted);
  font-size: .75rem;
}

.interface-boundary {
  margin-top: auto;
  padding: 11px 12px;
  border: 1px solid #cbd9f5;
  border-radius: var(--radius-control);
  background: var(--primary-soft);
}

.interface-boundary strong {
  color: var(--primary);
  font-size: .8125rem;
  font-weight: 600;
}

.interface-boundary p {
  margin: 3px 0 0;
  color: #53627d;
  font-size: .75rem;
}

.quick-path-summary {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 2px 10px;
  align-items: center;
  margin-top: 10px;
  padding: 11px 12px;
  border: 1px solid var(--info-border);
  border-radius: var(--radius-control);
  background: var(--primary-soft);
}

.quick-path-summary > span {
  grid-column: 1 / -1;
  color: var(--primary);
  font-size: .6875rem;
  font-weight: 700;
  letter-spacing: .08em;
  text-transform: uppercase;
}

.quick-path-summary > strong {
  color: var(--ink);
  font-size: .8125rem;
  line-height: 1.45;
}

.quick-path-adjust {
  min-height: 44px;
  padding-inline: 9px;
  color: var(--primary);
  border-color: var(--selection-border);
  background: #fff;
}

.panel-actions {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 8px;
  margin-top: 14px;
}

.readiness-secondary-actions {
  grid-template-columns: 1fr;
}

.readiness-secondary-actions .clear-button {
  min-height: 44px;
}

.clear-button,
.primary-button {
  width: 100%;
  padding: 0 12px;
}

.clear-button {
  border: 1px solid var(--line-strong);
  border-radius: var(--radius-control);
  color: var(--muted);
  background: var(--surface);
  font-weight: 600;
  cursor: pointer;
  transition:
    border-color var(--motion-fast) var(--ease),
    color var(--motion-fast) var(--ease),
    background-color var(--motion-fast) var(--ease),
    transform 90ms var(--ease);
  transition:
    border-color var(--motion-fast) var(--ease),
    color var(--motion-fast) var(--ease),
    background-color var(--motion-fast) var(--ease),
    transform 90ms var(--ease);
}

.clear-button:not(:disabled):hover {
  border-color: var(--primary);
  color: var(--primary);
  background: var(--primary-soft);
}

.clear-button:disabled,
.primary-button:disabled {
  border-color: var(--disabled);
  color: var(--disabled-ink);
  background: var(--disabled);
  cursor: not-allowed;
}

.action-explanation {
  margin: 8px 0 0;
  color: var(--muted);
  font-size: .75rem;
  text-align: center;
}

.stage-panel {
  min-width: 0;
}

.stage-panel[data-entering="true"] {
  animation: stage-panel-enter var(--motion-base) var(--ease-out-quint);
}

@keyframes stage-panel-enter {
  from {
    opacity: .72;
    transform: translateY(6px);
  }

  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.stage-demo-banner {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 12px;
  padding: 9px 12px;
  border: 1px solid #e4c391;
  border-radius: var(--radius-control);
  color: #6e4b2b;
  background: #fff9f2;
}

.stage-demo-banner p {
  margin: 0;
  font-size: .75rem;
}

.demo-tag,
.sample-label {
  flex: 0 0 auto;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 24px;
  padding: 2px 7px;
  border: 1px solid #d7aa69;
  border-radius: var(--radius-control);
  color: #8b511a;
  background: #fff4e6;
  font-size: .6875rem;
  font-weight: 600;
  letter-spacing: .03em;
}

.sample-label.calculated {
  border-color: var(--success-border);
  color: var(--success);
  background: var(--success-soft);
}

.stage-workbench,
.context-panel,
.analysis-workbench,
.result-workbench {
  min-width: 0;
  border: 1px solid var(--line);
  border-radius: var(--radius-panel);
  background: var(--surface);
}

.stage-workbench,
.analysis-workbench,
.result-workbench {
  padding: 22px;
}

.context-panel {
  padding: 22px;
}

.text-button {
  min-height: 44px;
  padding: 0 12px;
  border: 1px solid var(--line-strong);
  border-radius: var(--radius-control);
  color: var(--muted);
  background: var(--surface);
  font-weight: 600;
  cursor: pointer;
}

.text-button:not(:disabled):hover {
  border-color: var(--primary);
  color: var(--primary);
  background: var(--primary-soft);
}

.text-button:disabled {
  color: var(--disabled-ink);
  background: var(--disabled);
  cursor: not-allowed;
}

.rule-section {
  padding: 14px 0;
  border-top: 1px solid var(--line);
}

.rule-section:first-of-type {
  border-top: 0;
}

.rule-section-heading,
.rule-section-heading > div {
  display: flex;
  align-items: baseline;
}

.rule-section-heading {
  justify-content: space-between;
  gap: 20px;
  margin-bottom: 10px;
}

.rule-section-heading > div {
  gap: 9px;
}

.rule-section-heading h3,
.panel-heading h3,
.selection-panel h3 {
  margin: 0;
  font-size: 1rem;
  font-weight: 600;
  line-height: 1.3;
}

.rule-section-heading p {
  margin: 0;
  color: var(--muted);
  font-size: .75rem;
}

.rule-number {
  color: var(--primary);
  font-size: .6875rem;
  font-weight: 700;
  letter-spacing: .08em;
}

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

.field-card,
.switch-card {
  min-width: 0;
  border: 1px solid var(--line);
  border-radius: var(--radius-control);
  background: var(--surface-soft);
}

.field-card {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  align-content: start;
  gap: 6px;
  padding: 12px;
}

.field-card > span:first-child,
.field-card > label:first-child {
  color: var(--ink);
  font-weight: 600;
}

.field-card input:not([type="checkbox"]),
.field-card select,
.advanced-rule-grid input {
  width: 100%;
  min-height: 44px;
  padding: 0 10px;
  border: 1px solid var(--line-strong);
  border-radius: var(--radius-control);
  color: var(--ink);
  background: var(--surface);
  transition:
    border-color var(--motion-fast) var(--ease),
    background-color var(--motion-fast) var(--ease);
}

.field-card input:not([type="checkbox"]):focus,
.field-card select:focus,
.advanced-rule-grid input:focus {
  border-color: var(--primary);
  outline: 1px solid var(--primary);
  outline-offset: 0;
}

.field-card small {
  grid-column: auto;
  color: var(--muted);
  font-size: .6875rem;
}

.inline-check {
  grid-column: 1 / -1;
  min-height: 44px;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  width: fit-content;
  color: var(--muted);
  font-size: .75rem;
  cursor: pointer;
}

.inline-check input {
  width: 18px;
  height: 18px;
  flex: 0 0 18px;
  accent-color: var(--primary);
}

.field-control {
  min-width: 0;
  display: flex;
  align-items: center;
}

.suffix-control {
  border: 1px solid var(--line-strong);
  border-radius: var(--radius-control);
  background: var(--surface);
  transition:
    border-color var(--motion-fast) var(--ease),
    background-color var(--motion-fast) var(--ease);
}

.field-card .suffix-control input:not([type="checkbox"]) {
  min-width: 0;
  border: 0;
  border-radius: inherit;
  background: transparent;
  outline: 0;
}

.suffix-control:focus-within {
  border-color: var(--primary);
  outline: 1px solid var(--primary);
  outline-offset: 0;
}

.suffix-control span {
  padding-right: 10px;
  color: var(--muted);
  font-size: .75rem;
}

.switch-card {
  min-height: 112px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 12px;
}

.switch-card > span {
  min-width: 0;
}

.switch-card strong,
.switch-card small {
  display: block;
}

.switch-card strong {
  font-weight: 600;
}

.switch-card small {
  margin-top: 3px;
  color: var(--muted);
  font-size: .6875rem;
}

.switch-card input {
  width: 20px;
  height: 20px;
  flex: 0 0 20px;
  accent-color: var(--primary);
}

.choice-fieldset {
  min-width: 0;
  margin: 0;
  padding: 0;
  border: 0;
}

.choice-fieldset legend {
  margin-bottom: 8px;
  font-weight: 600;
}

.segmented-control {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 8px;
}

.segmented-control label {
  min-width: 0;
  cursor: pointer;
}

.segmented-control input {
  position: absolute;
  opacity: 0;
  pointer-events: none;
}

.segmented-control span {
  min-height: 64px;
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: 9px 12px;
  border: 1px solid var(--line);
  border-radius: var(--radius-control);
  color: var(--muted);
  background: var(--surface-soft);
}

.segmented-control strong,
.segmented-control small {
  display: block;
}

.segmented-control strong {
  color: var(--ink);
  font-weight: 600;
}

.segmented-control small {
  font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
  font-size: .6875rem;
}

.segmented-control input:checked + span {
  border-color: #89aaf0;
  color: var(--primary);
  background: var(--primary-soft);
}

.segmented-control input:focus-visible + span {
  outline: 2px solid var(--primary);
  outline-offset: 2px;
}

.choice-fieldset > p {
  margin: 7px 0 0;
  color: var(--muted);
  font-size: .6875rem;
}

.protection-review {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  margin-top: 12px;
  padding: 12px;
  border: 1px solid #ecd0a7;
  border-radius: var(--radius-control);
  background: #fff9f2;
}

.protection-review strong,
.protection-review p {
  display: block;
}

.protection-review strong {
  margin-top: 5px;
  font-weight: 600;
}

.protection-review p {
  margin: 2px 0 0;
  color: #76502e;
  font-size: .6875rem;
}

.review-status {
  color: var(--warning);
  font-size: .6875rem;
  font-weight: 600;
}

.advanced-rules {
  border-top: 1px solid var(--line);
}

.advanced-rules summary {
  min-height: 52px;
  display: flex;
  align-items: center;
  gap: 9px;
  color: var(--primary);
  cursor: pointer;
}

.advanced-rules summary span {
  font-weight: 600;
}

.advanced-rules summary small {
  color: var(--muted);
}

.advanced-rule-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 8px;
}

.advanced-rule-grid label {
  min-width: 0;
}

.advanced-rule-grid label span {
  display: block;
  margin-bottom: 5px;
  color: var(--muted);
  font-size: .6875rem;
}

.advanced-rules > p {
  margin: 8px 0 14px;
  color: var(--muted);
  font-size: .6875rem;
}

.summary-list {
  margin: 12px 0 18px;
}

.summary-list div {
  min-height: 45px;
  display: grid;
  grid-template-columns: 1fr minmax(110px, auto);
  gap: 12px;
  align-items: center;
  border-bottom: 1px solid var(--line);
}

.summary-list dt {
  color: var(--muted);
}

.summary-list dd {
  margin: 0;
  font-weight: 600;
  text-align: right;
}

.rules-summary-panel {
  display: flex;
  flex-direction: column;
}

.rules-summary-panel .interface-boundary {
  margin-top: auto;
}

.analysis-heading {
  align-items: center;
}

.analysis-progress {
  margin-bottom: 20px;
  padding: 14px 16px;
  border: 1px solid #cbd9f5;
  border-radius: var(--radius-control);
  background: var(--primary-soft);
}

.progress-heading,
.progress-heading > div {
  display: flex;
  align-items: center;
}

.progress-heading {
  justify-content: space-between;
  gap: 16px;
}

.progress-heading > div {
  gap: 9px;
}

.progress-heading strong {
  font-weight: 600;
}

.progress-heading > span {
  color: var(--primary);
  font-size: .75rem;
  font-weight: 600;
  font-variant-numeric: tabular-nums;
}

.progress-track {
  height: 4px;
  margin-top: 12px;
  overflow: hidden;
  background: #d9e4fb;
}

.progress-track span {
  width: 100%;
  height: 100%;
  display: block;
  background: var(--primary);
  transform: scaleX(var(--progress));
  transform-origin: left center;
  transition: transform 320ms var(--ease-out-quint);
}

.progress-steps {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 8px;
  margin: 10px 0 0;
  padding: 0;
  color: var(--muted);
  font-size: .6875rem;
  list-style: none;
}

.progress-steps li::before {
  width: 7px;
  height: 7px;
  display: inline-block;
  margin-right: 6px;
  border: 1px solid var(--line-strong);
  border-radius: 50%;
  background: var(--surface);
  content: "";
}

.progress-steps li[data-state="active"] {
  color: var(--primary);
}

.progress-steps li[data-state="active"]::before {
  border-color: var(--primary);
  background: var(--primary);
}

.progress-steps li[data-state="complete"]::before {
  border-color: var(--success);
  background: var(--success);
}

.analysis-progress-details > summary {
  display: none;
}

.analysis-progress[data-state="complete"] {
  margin-bottom: 16px;
  padding: 10px 14px;
  border-color: var(--success-border);
  background: var(--success-soft);
}

.analysis-progress[data-state="complete"] .progress-heading > span {
  color: var(--muted);
  font-weight: 500;
}

.analysis-progress[data-state="complete"] .progress-track,
.analysis-progress[data-state="complete"] .analysis-progress-actions {
  display: none;
}

.analysis-progress[data-state="complete"] .analysis-progress-details {
  margin-top: 6px;
}

.analysis-progress[data-state="complete"] .analysis-progress-details > summary {
  display: list-item;
  width: fit-content;
  color: var(--muted);
  font-size: .6875rem;
  cursor: pointer;
}

.analysis-progress[data-state="complete"] .analysis-progress-details[open] > summary {
  margin-bottom: 8px;
}

.analysis-progress[data-state="complete"] .progress-steps {
  margin-top: 0;
}

.analysis-progress-actions {
  min-height: 44px;
  display: flex;
  justify-content: flex-end;
  gap: 8px;
  margin-top: 10px;
}

.analysis-progress-actions button {
  min-width: 104px;
}

.analysis-progress[data-state="error"],
.analysis-progress[data-state="timeout"] {
  border-color: #e7b1ad;
  background: #fff4f3;
}

.analysis-progress[data-state="cancelled"] {
  border-color: #dfc894;
  background: #fff9ed;
}

.analysis-progress[data-state="stale"] {
  border-color: #c9d5e4;
  background: #f6f8fb;
}

.analysis-workbench[data-analysis-state]:not([data-analysis-state="complete"]) .analysis-toolbar,
.analysis-workbench[data-analysis-state]:not([data-analysis-state="complete"]) .scenario-grid,
.analysis-workbench[data-analysis-state]:not([data-analysis-state="complete"]) .analysis-lower-grid {
  display: none;
}

.carton-onboarding-layer {
  position: fixed;
  inset: 0;
  z-index: 160;
  pointer-events: none;
}

.carton-onboarding-layer[hidden] {
  display: none;
}

.carton-onboarding-spotlight {
  position: fixed;
  min-width: 44px;
  min-height: 44px;
  border: 2px solid #fff;
  border-radius: 10px;
  box-shadow:
    0 0 0 3px var(--primary),
    0 0 0 9999px rgba(15, 29, 53, .62);
  transition:
    left 180ms var(--ease-out-quint),
    top 180ms var(--ease-out-quint),
    width 180ms var(--ease-out-quint),
    height 180ms var(--ease-out-quint);
}

.carton-onboarding-card {
  position: fixed;
  width: min(390px, calc(100vw - 32px));
  padding: 20px;
  border: 1px solid #b9cdf7;
  border-radius: 12px;
  background: var(--surface);
  box-shadow: 0 20px 52px rgba(14, 35, 71, .28);
  pointer-events: auto;
}

.carton-onboarding-card:focus-visible {
  outline: 3px solid rgba(36, 92, 229, .3);
  outline-offset: 3px;
}

.carton-onboarding-progress {
  margin: 0;
  color: var(--primary);
  font-size: .75rem;
  font-weight: 700;
}

.carton-onboarding-meta {
  min-height: 44px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 8px;
}

.carton-onboarding-skip {
  min-height: 44px;
  flex: 0 0 auto;
  padding: 0 8px;
  border: 0;
  color: var(--muted);
  background: transparent;
  font-size: .8125rem;
  font-weight: 600;
  white-space: nowrap;
  cursor: pointer;
}

.carton-onboarding-skip:hover {
  color: var(--primary);
  background: var(--primary-soft);
}

.carton-onboarding-card h2 {
  margin: 0;
  font-size: 1.125rem;
}

.carton-onboarding-card > p:not(.carton-onboarding-progress) {
  margin: 8px 0 0;
  color: var(--muted);
  font-size: .875rem;
  line-height: 1.65;
}

.carton-onboarding-actions {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 8px;
  align-items: center;
  margin-top: 18px;
}

.carton-onboarding-actions button {
  min-height: 44px;
}

.analysis-toolbar {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 20px;
  margin-bottom: 10px;
}

.analysis-toolbar > div:first-child strong,
.analysis-toolbar > div:first-child span {
  display: block;
}

.analysis-toolbar > div:first-child strong {
  font-size: 1rem;
  font-weight: 600;
}

.analysis-toolbar > div:first-child span {
  margin-top: 2px;
  color: var(--muted);
  font-size: .75rem;
}

.legend,
.legend > span {
  display: flex;
  align-items: center;
}

.legend {
  gap: 14px;
  color: var(--muted);
  font-size: .6875rem;
}

.legend > span {
  gap: 5px;
}

.legend-dot {
  width: 8px;
  height: 8px;
  display: inline-block;
  border-radius: 50%;
}

.legend-dot.verified {
  background: var(--success);
}

.legend-dot.unknown {
  background: var(--warning);
}

.scenario-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 10px;
}

.scenario-card {
  position: relative;
  min-width: 0;
  min-height: 254px;
  display: flex;
  flex-direction: column;
  padding: 16px;
  border: 1px solid var(--line);
  border-radius: var(--radius-panel);
  color: var(--ink);
  background: var(--surface);
  text-align: left;
  cursor: pointer;
  transition:
    border-color var(--motion-fast) var(--ease),
    background-color var(--motion-fast) var(--ease),
    box-shadow var(--motion-base) var(--ease),
    transform var(--motion-base) var(--ease-out-quint);
}

.scenario-card:hover {
  border-color: #8fa9dc;
  background: #fbfdff;
  box-shadow: 0 4px 12px rgba(24, 44, 78, .06);
  transform: translateY(-2px);
}

.scenario-card[aria-pressed="true"] {
  border-color: var(--primary);
  box-shadow: inset 0 0 0 1px var(--primary);
}

.scenario-kicker {
  color: var(--muted);
  font-size: .75rem;
}

.scenario-card-header {
  min-height: 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
}

.scenario-card > strong {
  margin-top: 4px;
  font-size: 1.7rem;
  font-weight: 600;
  letter-spacing: -.02em;
}

.scenario-card > strong small {
  color: var(--muted);
  font-size: .6875rem;
  font-weight: 500;
  letter-spacing: 0;
}

.coverage-value {
  margin-top: 13px;
  color: var(--primary);
  font-size: 1.25rem;
  font-weight: 600;
  font-variant-numeric: tabular-nums;
}

.metric-label {
  color: var(--muted);
  font-size: .6875rem;
}

.coverage-bar {
  position: relative;
  height: 5px;
  margin: 8px 0 10px;
  background: #e8edf5;
}

.coverage-bar span {
  height: 100%;
  display: block;
  background: var(--primary);
}

.coverage-bar i {
  position: absolute;
  inset: -3px auto -3px;
  width: 1px;
  background: var(--warning);
}

.scenario-card dl {
  margin: 0;
}

.scenario-card dl div {
  min-height: 28px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  border-top: 1px solid var(--line);
  font-size: .6875rem;
}

.scenario-card dt {
  color: var(--muted);
}

.scenario-card dd {
  margin: 0;
  font-weight: 600;
  font-variant-numeric: tabular-nums;
}

.scenario-note {
  margin-top: auto;
  padding-top: 10px;
  color: var(--muted);
  font-size: .6875rem;
}

.recommendation-flag {
  padding: 2px 6px;
  border: 1px solid #c8d8f5;
  border-radius: var(--radius-control);
  color: var(--primary);
  background: #f6f9ff;
  font-size: .625rem;
  font-weight: 600;
  line-height: 1.5;
}

.analysis-lower-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.3fr) minmax(300px, .7fr);
  gap: 12px;
  margin-top: 12px;
}

.comparison-panel {
  min-width: 0;
  padding: 18px;
  border: 1px solid var(--line);
  border-radius: var(--radius-panel);
}

.panel-heading {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 18px;
  margin-bottom: 12px;
}

.panel-heading .section-eyebrow {
  margin-bottom: 3px;
}

.calculated-metric-list {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  margin: 0;
  border-block: 1px solid var(--line);
}

.calculated-metric-list > div {
  min-width: 0;
  padding: 14px 12px;
}

.calculated-metric-list > div + div {
  border-left: 1px solid var(--line);
}

.calculated-metric-list dt {
  color: var(--muted);
  font-size: var(--font-size-meta);
}

.calculated-metric-list dd {
  margin: 4px 0 0;
  color: var(--ink);
  font-size: 1.125rem;
  font-weight: 600;
  font-variant-numeric: tabular-nums;
}

.analysis-scope-note {
  max-width: 70ch;
  margin: 12px 0 0;
  color: var(--text-supporting);
  font-size: var(--font-size-supporting);
}

.chart-note {
  margin: 10px 0 0;
  color: var(--muted);
  font-size: .6875rem;
}

.selection-panel {
  display: flex;
  flex-direction: column;
}

.selection-panel > p:not(.section-eyebrow) {
  margin: 7px 0 14px;
  color: var(--muted);
  font-size: .75rem;
}

.status-definition {
  margin: 0;
}

.status-definition div {
  padding: 11px 0;
  border-top: 1px solid var(--line);
}

.status-definition dd {
  margin: 5px 0 0;
  color: var(--muted);
  font-size: .6875rem;
}

.selection-panel .panel-actions {
  margin-top: auto;
  padding-top: 14px;
}

.status-chip {
  display: inline-flex;
  align-items: center;
  min-height: 24px;
  padding: 2px 7px;
  border: 1px solid var(--line);
  border-radius: var(--radius-control);
  font-size: .6875rem;
  font-weight: 600;
}

.status-chip.verified,
.status-chip.retained {
  border-color: #b9dfc9;
  color: var(--success);
  background: #eef8f2;
}

.status-chip.unknown {
  border-color: #e5c08c;
  color: var(--warning);
  background: #fff8ef;
}

.status-chip.proven {
  border-color: #e5b8bd;
  color: #a63e45;
  background: #fff3f4;
}

.status-chip.suggested {
  border-color: #bcd0f6;
  color: var(--primary);
  background: var(--primary-soft);
}

.result-hero {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 24px;
  padding-bottom: 18px;
  border-bottom: 1px solid var(--line);
}

.result-hero h2 {
  margin: 0;
  font-size: 1.45rem;
  font-weight: 600;
  line-height: 1.25;
  letter-spacing: -.015em;
}

.result-hero p:last-child {
  max-width: 78ch;
  margin: 6px 0 0;
  color: var(--muted);
}

.result-actions {
  flex: 0 0 auto;
  display: grid;
  grid-template-columns: repeat(2, minmax(140px, 1fr));
  gap: 8px;
}

.result-actions > button {
  width: 100%;
}

.compact-button {
  padding: 0 14px;
}

.result-scenario-switch {
  display: flex;
  gap: 4px;
  margin: 14px 0;
}

.result-scenario-switch button {
  min-width: 88px;
  padding: 0 14px;
  border: 1px solid var(--line);
  border-radius: var(--radius-control);
  color: var(--muted);
  background: var(--surface);
  font-weight: 600;
  cursor: pointer;
  transition:
    border-color var(--motion-fast) var(--ease),
    color var(--motion-fast) var(--ease),
    background-color var(--motion-fast) var(--ease);
}

.result-scenario-switch button[aria-pressed="true"] {
  border-color: var(--primary);
  color: var(--primary);
  background: var(--primary-soft);
}

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

.metric-card {
  min-width: 0;
  padding: 14px;
  border: 1px solid var(--line);
  border-radius: var(--radius-panel);
  background: var(--surface-soft);
}

.metric-card > span {
  color: var(--muted);
  font-size: .75rem;
}

.metric-card > strong {
  display: block;
  margin-top: 5px;
  font-size: 1.55rem;
  font-weight: 600;
  letter-spacing: -.02em;
  font-variant-numeric: tabular-nums;
}

.metric-card p {
  margin: 5px 0 0;
  color: var(--muted);
  font-size: .6875rem;
}

.ai-insights-panel {
  margin-top: 12px;
  padding: 18px;
  border: 1px solid #bfd2f8;
  border-radius: var(--radius-panel);
  background:
    linear-gradient(135deg, rgba(235, 243, 255, .92), rgba(247, 250, 255, .96));
}

.ai-insights-heading,
.ai-insights-action {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 16px;
}

.ai-insights-heading h3 {
  margin: 3px 0 0;
  font-size: 1rem;
}

.ai-insights-heading p,
.ai-insights-action p {
  max-width: 760px;
  margin: 5px 0 0;
  color: var(--muted);
  font-size: .75rem;
  line-height: 1.55;
}

.ai-insights-heading > strong {
  flex: 0 0 auto;
  padding: 5px 9px;
  border: 1px solid #b8c9ed;
  border-radius: 999px;
  color: var(--primary);
  background: #fff;
  font-size: .75rem;
}

.ai-insights-action {
  align-items: center;
  margin-top: 14px;
  padding-top: 13px;
  border-top: 1px solid rgba(150, 177, 224, .45);
}

.ai-insights-action .primary-button {
  width: auto;
  min-width: 188px;
}

.ai-insight-output {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
  margin-top: 14px;
}

.ai-insight-output section {
  padding: 13px;
  border: 1px solid rgba(174, 195, 231, .6);
  border-radius: var(--radius-control);
  background: rgba(255, 255, 255, .82);
}

.ai-insight-output h4 {
  margin: 0 0 7px;
  font-size: .8125rem;
}

.ai-insight-output p,
.ai-insight-output ul,
.ai-insight-output ol {
  margin: 0;
  color: #455570;
  font-size: .75rem;
  line-height: 1.6;
}

.ai-insight-output ul,
.ai-insight-output ol {
  padding-left: 18px;
}

.account-dialog {
  width: min(92vw, 480px);
  padding: 22px;
  border: 1px solid var(--line-strong);
  border-radius: 16px;
  color: var(--ink);
  background: var(--surface);
  box-shadow: 0 24px 70px rgba(15, 27, 48, .2);
}

.account-dialog::backdrop {
  background: rgba(15, 27, 48, .38);
  backdrop-filter: blur(2px);
}

.account-dialog-heading {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 16px;
}

.account-dialog-heading h2 {
  margin: 4px 0 0;
  font-size: 1.25rem;
}

.account-dialog-hint {
  margin: 10px 0 16px;
  color: var(--muted);
  font-size: .75rem;
  line-height: 1.55;
}

.account-mode-switch {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 6px;
  padding: 4px;
  border-radius: 10px;
  background: var(--surface-soft);
}

.account-mode-switch button {
  min-height: 40px;
  border: 1px solid transparent;
  border-radius: 8px;
  color: var(--muted);
  background: transparent;
  font-weight: 600;
  cursor: pointer;
}

.account-mode-switch button[aria-pressed="true"] {
  border-color: var(--line-strong);
  color: var(--primary);
  background: var(--surface);
}

#accountForm {
  display: grid;
  gap: 12px;
  margin-top: 14px;
}

#accountForm label {
  display: grid;
  gap: 6px;
  color: var(--ink);
  font-size: .75rem;
  font-weight: 600;
}

#accountForm input {
  min-height: 44px;
  padding: 0 11px;
  border: 1px solid var(--line-strong);
  border-radius: var(--radius-control);
  font: inherit;
}

#accountForm small {
  color: var(--muted);
  font-weight: 400;
}

.account-signed-in {
  display: grid;
  gap: 10px;
}

.account-signed-in span,
.account-status {
  color: var(--muted);
  font-size: .75rem;
}

.account-status {
  min-height: 1.2em;
  margin: 10px 0 0;
  color: #a53a3a;
}

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

.result-panel {
  min-width: 0;
  padding: 18px;
  border: 1px solid var(--line);
  border-radius: var(--radius-panel);
}

.balance-scale {
  display: grid;
  gap: 9px;
}

.balance-scale > div {
  display: grid;
  grid-template-columns: 58px minmax(0, 1fr) 52px;
  gap: 10px;
  align-items: center;
  color: var(--muted);
  font-size: .75rem;
}

.balance-scale i {
  height: 8px;
  display: block;
  background: #e8edf5;
}

.balance-scale b {
  height: 100%;
  display: block;
  background: #aebddb;
}

.balance-scale .active {
  color: var(--primary);
}

.balance-scale .active b {
  background: var(--primary);
}

.balance-scale strong {
  font-weight: 600;
  text-align: right;
}

.balance-panel > p,
.weight-panel > p {
  margin: 14px 0 0;
  color: var(--muted);
  font-size: .75rem;
}

.weight-band-summary {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 14px;
}

.weight-band-summary:empty {
  display: none;
}

.weight-band-summary span {
  border: 1px solid var(--line);
  border-radius: 999px;
  background: var(--surface-soft);
  padding: 5px 9px;
  color: var(--muted);
  font-size: 0.78rem;
  font-weight: 700;
}

.weight-bar {
  height: 14px;
  display: flex;
  overflow: hidden;
  border-radius: 2px;
  background: #e8edf5;
}

.weight-bar span {
  background: var(--primary);
}

.weight-bar i {
  background: #d69a45;
}

.weight-legend {
  display: grid;
  gap: 8px;
  margin-top: 13px;
}

.weight-legend > span {
  display: grid;
  grid-template-columns: 10px 1fr auto;
  gap: 8px;
  align-items: center;
}

.weight-legend i {
  width: 9px;
  height: 9px;
  border-radius: 2px;
}

.weight-legend i.actual {
  background: var(--primary);
}

.weight-legend i.volume {
  background: #d69a45;
}

.weight-legend b {
  color: var(--muted);
  font-weight: 500;
}

.weight-legend strong {
  font-weight: 600;
}

.carton-list-panel {
  margin-top: 12px;
}

.carton-list-panel .panel-heading > p {
  max-width: 50ch;
  margin: 0;
  color: var(--muted);
  font-size: .75rem;
  text-align: right;
}

.result-table-wrap {
  overflow-x: auto;
}

.result-table {
  width: 100%;
  min-width: 850px;
  border-collapse: collapse;
  font-size: .75rem;
}

.result-table th,
.result-table td {
  padding: 10px 9px;
  border-top: 1px solid var(--line);
  text-align: left;
  white-space: nowrap;
}

.result-table th {
  color: var(--muted);
  font-weight: 500;
}

.result-table td {
  font-variant-numeric: tabular-nums;
}

.exception-group {
  display: grid;
  grid-template-columns: minmax(140px, auto) 1fr;
  gap: 7px 14px;
  align-items: center;
  padding: 12px 0;
  border-top: 1px solid var(--line);
}

.exception-group > strong {
  font-weight: 600;
  text-align: right;
}

.exception-group > p {
  grid-column: 1 / -1;
  margin: 0;
  color: var(--muted);
  font-size: .6875rem;
}

.evidence-panel {
  display: flex;
  flex-direction: column;
}

.evidence-order-picker {
  display: grid;
  gap: 5px;
  margin-bottom: 10px;
  color: var(--text-supporting);
  font-size: var(--font-size-meta);
  font-weight: 600;
}

.evidence-order-picker input,
.evidence-order-picker select {
  width: 100%;
  min-height: 44px;
  padding: 8px 38px 8px 11px;
  border: 1px solid var(--line-strong);
  border-radius: var(--radius-control);
  color: var(--ink);
  background: var(--surface);
  font: inherit;
}

.evidence-order-picker input {
  padding-right: 11px;
}

.evidence-order-picker small {
  color: var(--muted);
  font-size: var(--font-size-meta);
  font-weight: 400;
  font-variant-numeric: tabular-nums;
}

.evidence-placeholder {
  min-height: 130px;
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 16px;
  border: 1px dashed var(--line-strong);
  border-radius: var(--radius-control);
  background: var(--surface-soft);
}

.evidence-placeholder svg {
  width: 52px;
  height: 52px;
  flex: 0 0 52px;
  fill: none;
  stroke: #7792c8;
  stroke-linecap: round;
  stroke-linejoin: round;
  stroke-width: 1.5;
}

.evidence-placeholder strong {
  font-weight: 600;
}

.evidence-placeholder p {
  margin: 4px 0 0;
  color: var(--muted);
  font-size: .6875rem;
}

.evidence-panel > button {
  margin-top: 10px;
}

.assumption-footer {
  margin-top: 12px;
  padding: 12px 14px;
  border: 1px solid #e4c391;
  border-radius: var(--radius-control);
  color: #6e4b2b;
  background: #fff9f2;
}

.assumption-footer strong {
  font-weight: 600;
}

.assumption-footer p {
  margin: 3px 0 0;
  font-size: .75rem;
}

.drawer-open {
  overflow: hidden;
}

.drawer-layer {
  position: fixed;
  inset: 0;
  z-index: 80;
  display: flex;
  --drawer-entry: translate3d(56px, 0, 0);
}

.drawer-layer[data-state="closing"] {
  pointer-events: none;
}

.drawer-scrim {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  padding: 0;
  border: 0;
  background: rgba(15, 27, 48, .34);
  cursor: default;
  opacity: 0;
  transition: none;
}

.evidence-drawer {
  position: relative;
  width: min(760px, 96vw);
  height: 100%;
  margin-left: auto;
  overflow-y: auto;
  border-left: 1px solid var(--line);
  background: var(--surface);
  box-shadow: -8px 0 20px rgba(15, 27, 48, .14);
  transform: var(--drawer-entry);
  contain: layout paint;
  will-change: transform;
  backface-visibility: hidden;
  transition: none;
}

.drawer-layer[data-state="open"] .drawer-scrim {
  opacity: 1;
}

.drawer-layer[data-state="open"] .evidence-drawer {
  transform: translate3d(0, 0, 0);
}

.evidence-drawer:focus {
  outline: none;
}

.drawer-header {
  min-height: 84px;
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 18px;
  padding: 20px 22px;
  border-bottom: 1px solid var(--line);
}

.drawer-header h2 {
  margin: 7px 0 0;
  font-size: 1.125rem;
  font-weight: 600;
}

.drawer-close {
  width: 44px;
  height: 44px;
  flex: 0 0 44px;
  padding: 0;
  border: 1px solid var(--line);
  border-radius: var(--radius-control);
  color: var(--muted);
  background: var(--surface);
  font-size: 1.125rem;
  line-height: 1;
  cursor: pointer;
}

.drawer-close:hover,
.drawer-close:focus-visible {
  border-color: var(--primary);
  color: var(--primary);
}

.drawer-body {
  display: grid;
  gap: 14px;
  padding: 22px;
}

.drawer-canvas-shell {
  position: relative;
  min-height: 500px;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: var(--radius-panel);
  background: #f3f6f8;
}

.drawer-canvas-shell canvas {
  width: 100%;
  height: 500px;
  display: block;
  touch-action: none;
}

.drawer-canvas-shell p {
  position: absolute;
  right: 10px;
  bottom: 10px;
  left: 10px;
  margin: 0;
  padding: 8px 10px;
  border-radius: var(--radius-control);
  color: #f7f9fc;
  background: rgba(15, 27, 48, .76);
  font-size: .6875rem;
}

.drawer-canvas-shell .drawer-canvas-dimension {
  top: 10px;
  right: auto;
  bottom: auto;
  left: 10px;
  z-index: 1;
  display: inline-flex;
  align-items: baseline;
  gap: 6px;
  max-width: calc(100% - 20px);
  color: var(--ink);
  background: rgba(255, 255, 255, .9);
  box-shadow: 0 1px 2px rgba(15, 27, 48, .08);
  font-size: var(--font-size-meta);
  pointer-events: none;
}

.drawer-canvas-dimension span {
  color: var(--muted);
  white-space: nowrap;
}

.drawer-canvas-dimension output {
  overflow-wrap: anywhere;
  font-weight: 700;
  font-variant-numeric: tabular-nums;
}

.drawer-canvas-shell[data-ready="true"] #cartonEvidenceStatus {
  top: 10px;
  right: 10px;
  bottom: auto;
  left: auto;
}

.drawer-sequence-overlay {
  position: absolute;
  right: 12px;
  bottom: 12px;
  left: 12px;
  z-index: 2;
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 12px;
  pointer-events: none;
}

.drawer-sequence-meta {
  display: grid;
  gap: 1px;
  min-width: 0;
  max-width: calc(100% - 164px);
  padding: 7px 10px;
  border: 1px solid rgba(184, 199, 218, .86);
  border-radius: calc(var(--radius-control) + 2px);
  background: rgba(255, 255, 255, .92);
  box-shadow: 0 8px 22px rgba(42, 65, 96, .12);
  pointer-events: auto;
}

.drawer-sequence-meta output {
  color: var(--ink);
  font-size: var(--font-size-meta);
  font-weight: 700;
  font-variant-numeric: tabular-nums;
}

.drawer-sequence-meta p {
  position: static;
  width: auto;
  margin: 0;
  padding: 0;
  border-radius: 0;
  color: var(--muted);
  background: transparent;
  box-shadow: none;
  font-size: .625rem;
  line-height: 1.35;
}

.drawer-canvas-shell[data-visual-profile="studio"] {
  border-color: #c9d5e4;
  background: linear-gradient(145deg, #f4f7fb, #eaf0f6);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, .82);
}

.drawer-canvas-shell[data-visual-profile="studio"] .drawer-canvas-dimension {
  border: 1px solid rgba(164, 180, 199, .56);
  background: rgba(255, 255, 255, .88);
  box-shadow: none;
}

.drawer-canvas-shell[data-visual-profile="studio"] #cartonEvidenceStatus {
  background: rgba(30, 47, 70, .82);
  box-shadow: none;
}

.drawer-order-switcher {
  padding: 10px;
  border: 1px solid var(--line);
  border-radius: var(--radius-panel);
}

.drawer-order-trigger {
  width: 100%;
  min-height: 48px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 8px 10px;
  border: 1px solid var(--line-strong);
  border-radius: var(--radius-control);
  color: var(--ink);
  background: var(--surface);
  text-align: left;
  cursor: pointer;
}

.drawer-order-trigger:hover,
.drawer-order-trigger:focus-visible,
.drawer-order-trigger[aria-expanded="true"] {
  border-color: var(--primary);
  background: var(--primary-soft);
}

.drawer-order-trigger:disabled {
  border-color: transparent;
  background: var(--surface-soft);
  cursor: default;
}

.drawer-order-current {
  min-width: 0;
  overflow: hidden;
  font-weight: 600;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.drawer-order-trigger-meta {
  flex: 0 0 auto;
  display: flex;
  align-items: center;
  gap: 12px;
  color: var(--muted);
  font-size: var(--font-size-meta);
}

.drawer-order-trigger-meta strong {
  color: var(--primary);
  font-size: inherit;
  font-weight: 600;
}

.drawer-order-trigger-meta strong::after {
  display: inline-block;
  margin-left: 5px;
  border-right: 1.5px solid currentColor;
  border-bottom: 1.5px solid currentColor;
  content: "";
  width: 6px;
  height: 6px;
  transform: translateY(-2px) rotate(45deg);
  transition: transform 160ms var(--ease-out-quint);
}

.drawer-order-trigger[aria-expanded="true"] .drawer-order-trigger-meta strong::after {
  transform: translateY(2px) rotate(225deg);
}

.drawer-single-order-hint {
  margin: 6px 10px 2px;
  color: var(--muted);
  font-size: var(--font-size-meta);
}

.drawer-order-panel {
  margin-top: 10px;
  padding: 14px 10px 4px;
  border-top: 1px solid var(--line);
}

.drawer-order-panel[hidden] {
  display: none;
}

.drawer-order-panel-heading {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}

.drawer-order-panel-heading > strong {
  font-size: var(--font-size-body);
  font-weight: 600;
}

.drawer-order-panel-heading output {
  color: var(--muted);
  font-size: var(--font-size-meta);
  font-variant-numeric: tabular-nums;
}

.drawer-section-heading {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 16px;
}

.drawer-section-heading h3 {
  margin: 4px 0 0;
  font-size: var(--font-size-subtitle);
  font-weight: 600;
}

.drawer-section-heading output {
  flex: 0 0 auto;
  color: var(--muted);
  font-size: var(--font-size-meta);
  font-variant-numeric: tabular-nums;
}

.drawer-order-search {
  display: grid;
  gap: 6px;
  margin-top: 14px;
  color: var(--text-supporting);
  font-size: var(--font-size-meta);
  font-weight: 600;
}

.drawer-order-search input {
  width: 100%;
  min-height: 44px;
  padding: 9px 11px;
  border: 1px solid var(--line-strong);
  border-radius: var(--radius-control);
  color: var(--ink);
  background: var(--surface);
  font: inherit;
}

.drawer-order-results {
  max-height: clamp(294px, 46vh, 394px);
  display: grid;
  gap: 6px;
  margin-top: 10px;
  overflow-y: auto;
  overscroll-behavior: contain;
}

.drawer-order-results button {
  width: 100%;
  min-height: 44px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 8px 10px;
  border: 1px solid var(--line);
  border-radius: var(--radius-control);
  color: var(--text-supporting);
  background: var(--surface);
  text-align: left;
  cursor: pointer;
}

.drawer-order-results button:hover,
.drawer-order-results button:focus-visible,
.drawer-order-results button[aria-selected="true"] {
  border-color: var(--primary);
  color: var(--primary);
  background: var(--primary-soft);
}

.drawer-order-results button small {
  flex: 0 0 auto;
  color: inherit;
  font-size: var(--font-size-meta);
  font-weight: 600;
}

.drawer-order-empty,
.drawer-order-hint {
  margin: 8px 0 0;
  color: var(--muted);
  font-size: var(--font-size-meta);
}

.drawer-order-empty {
  padding: 10px 0;
}

.placement-sequence-actions {
  display: flex;
  gap: 4px;
  flex: 0 0 auto;
  padding: 5px;
  border: 1px solid rgba(184, 199, 218, .86);
  border-radius: 999px;
  background: rgba(255, 255, 255, .9);
  box-shadow: 0 10px 28px rgba(30, 47, 70, .16), inset 0 1px 0 rgba(255, 255, 255, .92);
  backdrop-filter: blur(14px);
  pointer-events: auto;
}

.placement-sequence-actions button {
  width: 44px;
  min-height: 44px;
  min-width: 44px;
  display: grid;
  place-items: center;
  padding: 0;
  border: 1px solid transparent;
  border-radius: 50%;
  color: var(--text-supporting);
  background: transparent;
  transition: color 140ms ease, background-color 140ms ease, border-color 140ms ease, transform 140ms ease;
}

.placement-sequence-actions button img {
  width: 18px;
  height: 18px;
  display: block;
  opacity: .78;
}

.placement-sequence-actions button:hover:not(:disabled),
.placement-sequence-actions button:focus-visible {
  border-color: rgba(22, 95, 214, .18);
  background: var(--primary-soft);
  transform: translateY(-1px);
}

.placement-sequence-actions button:first-child:not(:disabled) {
  border-color: var(--primary);
  background: var(--primary);
  box-shadow: 0 5px 14px rgba(22, 95, 214, .25);
}

.placement-sequence-actions button:first-child:not(:disabled) img {
  filter: brightness(0) invert(1);
  opacity: 1;
}

.placement-sequence-actions button:disabled img {
  opacity: .46;
}

.placement-sequence-actions button + button {
  border-left-color: transparent;
}

.placement-sequence-actions button:first-child {
  border-radius: 50%;
}

.placement-sequence-actions button:last-child {
  border-radius: 50%;
}

.drawer-order-summary {
  padding: 16px;
  border: 1px solid var(--line);
  border-radius: var(--radius-panel);
  background: linear-gradient(135deg, var(--surface), var(--surface-soft));
}

.drawer-order-summary h3 {
  margin: 0;
  font-size: var(--font-size-subtitle);
  font-weight: 600;
}

.evidence-sku-focus {
  display: grid;
  gap: 8px;
  margin-top: 12px;
}

.evidence-sku-focus > span {
  color: var(--text-supporting);
  font-size: var(--font-size-meta);
  font-weight: 600;
}

.evidence-sku-controls {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.evidence-sku-controls button {
  min-height: 44px;
  display: inline-flex;
  align-items: center;
  gap: 7px;
  padding: 6px 10px;
  border: 1px solid var(--line-strong);
  border-radius: var(--radius-control);
  color: var(--text-supporting);
  background: var(--surface);
  cursor: pointer;
  font-size: var(--font-size-meta);
  font-weight: 600;
}

.evidence-sku-controls button:hover,
.evidence-sku-controls button[aria-pressed="true"] {
  border-color: var(--primary);
  color: var(--primary);
  background: var(--primary-soft);
}

.evidence-sku-controls i {
  width: 10px;
  height: 10px;
  border-radius: 2px;
}

.drawer-order-summary-meta {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 10px;
  margin: 14px 0 0;
}

.drawer-order-summary-meta > div {
  min-width: 0;
  padding-left: 10px;
  border-left: 1px solid var(--line);
}

.drawer-order-summary-meta dt {
  color: var(--muted);
  font-size: var(--font-size-meta);
}

.drawer-order-summary-meta dd {
  margin: 4px 0 0;
  overflow-wrap: anywhere;
  color: var(--ink);
  font-size: var(--font-size-supporting);
  font-weight: 600;
  font-variant-numeric: tabular-nums;
}

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

[hidden] {
  display: none !important;
}

@media (max-width: 1280px) {
  .rule-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 760px) {
  .drawer-canvas-shell {
    min-height: 320px;
  }

  .drawer-canvas-shell canvas {
    height: 320px;
  }
}

@media (max-width: 1080px) {
  .workspace-grid {
    grid-template-columns: minmax(0, 1fr) 320px;
  }

  .sheet-table-head,
  .sheet-row {
    grid-template-columns: 38px minmax(168px, 1fr) 94px 48px 150px;
  }

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

  .analysis-lower-grid {
    grid-template-columns: minmax(0, 1fr) 310px;
  }

  .tradeoff-row {
    grid-template-columns: 130px minmax(260px, 1fr) 64px;
  }
}

@media (max-width: 900px) {
  .hero {
    background-position: 62% center;
  }

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

  .readiness-panel {
    min-height: 0;
  }

  .interface-boundary {
    margin-top: 12px;
  }

  .rules-summary-panel .interface-boundary {
    margin-top: 12px;
  }

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

  .scenario-card {
    min-height: 0;
  }

  .analysis-lower-grid {
    grid-template-columns: 1fr;
  }

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

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

  .carton-basis-choice,
  .guided-readiness-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 760px) {
  .rule-grid {
    grid-template-columns: 1fr;
  }

  .site-header {
    padding-inline: 16px;
  }

  .brand-lockup {
    gap: 10px;
  }

  .brand img {
    width: 156px;
  }

  .brand-divider,
  .product-label,
  .header-actions a {
    display: none;
  }

  .header-help-button {
    min-width: 44px;
    padding-inline: 8px;
    font-size: .75rem;
  }

  .header-account-button {
    min-width: 44px;
    padding-inline: 8px;
    font-size: .75rem;
  }

  .carton-onboarding-card {
    inset: auto 12px 12px;
    width: auto;
    padding: 18px;
    border-radius: 12px;
  }

  .carton-onboarding-actions {
    grid-template-columns: 1fr 1fr;
  }

  .hero {
    min-height: 136px;
    background-image: url("./assets/carton-lab-hero-mobile.webp");
    background-position: 66% center;
  }

  .hero-content,
  .stage-nav,
  main {
    width: min(100% - 32px, 1440px);
  }

  .hero-content {
    padding: 20px 0;
  }

  .hero h1 {
    max-width: 13ch;
    font-size: 1.8rem;
  }

  .hero p:last-child {
    max-width: 34ch;
    margin-top: 7px;
    font-size: .75rem;
  }

  .stage-nav {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    overflow: visible;
  }

  .stage-nav button {
    min-width: 0;
    gap: 4px;
    padding-inline: 3px;
  }

  .stage-index {
    width: 24px;
    height: 24px;
    flex-basis: 24px;
  }

  .stage-nav strong {
    font-size: .75rem;
  }

  main {
    padding-top: 14px;
  }

  .data-workbench,
  .readiness-panel,
  .stage-workbench,
  .context-panel,
  .analysis-workbench,
  .result-workbench {
    padding: 16px;
  }

  .section-heading {
    display: grid;
    gap: 10px;
  }

  .entry-mode-switch button {
    min-height: 76px;
    padding: 12px;
  }

  .manual-entry-toggle {
    align-items: flex-start;
  }

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

  .guided-progress button {
    min-height: 54px;
  }

  #guidedEntryForm {
    padding: 14px;
  }

  .guided-step-heading {
    display: grid;
    gap: 10px;
  }

  .guided-add-button {
    width: fit-content;
    min-height: 44px;
  }

  .guided-row-heading .row-remove-button {
    min-height: 44px;
  }

  .guided-inline-button {
    min-height: 44px;
  }

  .guided-row-heading {
    align-items: stretch;
    flex-direction: column;
  }

  .guided-row-actions {
    justify-content: space-between;
  }

  .guided-fields,
  .order-header-fields,
  .order-line-fields,
  .carton-fields,
  .protection-fields,
  .carton-basis-choice,
  .guided-readiness-grid {
    grid-template-columns: 1fr;
  }

  .guided-order-line {
    grid-template-columns: 1fr;
  }

  .guided-order-line-number {
    align-self: auto;
  }

  .guided-actions {
    grid-template-columns: 1fr 1fr;
  }

  .guided-actions > span {
    grid-column: 1 / -1;
    grid-row: 1;
  }

  .guided-actions .primary-button,
  .guided-actions .clear-button {
    width: 100%;
    min-width: 0;
  }

  .demo-button {
    width: fit-content;
  }

  .workbook-import {
    width: 100%;
    min-height: 0;
    display: grid;
    grid-template-columns: minmax(0, 1fr);
    justify-items: start;
    padding: 16px;
  }

  .workbook-import > img {
    width: 48px;
    height: 48px;
  }

  .workbook-actions {
    align-items: stretch;
  }

  .template-downloads-heading {
    align-items: flex-start;
    flex-direction: column;
    gap: 2px;
  }

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

  .primary-import-button {
    width: 100%;
  }

  .schema-guide summary {
    align-items: flex-start;
    flex-direction: column;
    justify-content: center;
    gap: 0;
    padding-block: 6px;
  }

  .schema-list {
    grid-template-columns: 1fr;
  }

  .template-contract {
    align-items: flex-start;
    flex-direction: column;
    gap: 2px;
  }

  .import-state-heading,
  .subpanel-heading {
    align-items: flex-start;
    flex-direction: column;
    gap: 6px;
  }

  .mapping-row {
    grid-template-columns: 1fr;
  }

  .mapping-arrow {
    display: none;
  }

  .issue-item {
    grid-template-columns: 1fr;
    gap: 4px;
  }

  .issue-fix {
    grid-column: 1;
  }

  .import-recovery-actions {
    display: grid;
    grid-template-columns: 1fr;
  }

  .compact-import-action {
    width: 100%;
  }

  .sheet-table-head {
    display: none;
  }

  .sheet-row {
    grid-template-columns: 38px minmax(0, 1fr) auto;
    gap: 8px;
    padding-inline: 2px;
  }

  .status-label {
    grid-column: 2;
    margin-top: -12px;
    font-size: .75rem;
  }

  .issue-count {
    display: none;
  }

  .row-actions {
    grid-column: 3;
    grid-row: 1 / 3;
    align-self: center;
  }

  .source-file strong {
    max-width: 18ch;
  }

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

  .stage-demo-banner {
    align-items: flex-start;
  }

  .rule-section-heading,
  .analysis-toolbar,
  .result-hero,
  .panel-heading {
    align-items: flex-start;
    flex-direction: column;
    gap: 6px;
  }

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

  .field-card small {
    grid-column: auto;
  }

  .segmented-control {
    grid-template-columns: 1fr;
  }

  .protection-review {
    align-items: flex-start;
    flex-direction: column;
  }

  .advanced-rules summary {
    align-items: flex-start;
    flex-direction: column;
    justify-content: center;
    gap: 0;
  }

  .advanced-rule-grid {
    grid-template-columns: 1fr;
  }

  .analysis-heading {
    align-items: flex-start;
  }

  .progress-heading {
    align-items: flex-start;
  }

  .analysis-progress[data-state="complete"] .progress-heading {
    flex-wrap: wrap;
  }

  .progress-heading > div {
    align-items: flex-start;
    flex-direction: column;
    gap: 5px;
  }

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

  .legend {
    flex-wrap: wrap;
  }

  .tradeoff-row {
    grid-template-columns: 1fr auto;
    gap: 6px 12px;
    padding: 10px 0;
  }

  .tradeoff-row .metric-series {
    grid-column: 1 / -1;
    grid-row: 2;
  }

  .tradeoff-row > strong {
    grid-column: 2;
    grid-row: 1;
  }

  .calculated-metric-list {
    grid-template-columns: 1fr;
  }

  .calculated-metric-list > div + div {
    border-top: 1px solid var(--line);
    border-left: 0;
  }

  .result-actions {
    width: 100%;
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .result-actions .compact-button {
    width: 100%;
  }

  .result-scenario-switch {
    overflow-x: auto;
    padding-bottom: 2px;
  }

  .result-scenario-switch button {
    flex: 0 0 auto;
  }

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

  .ai-insights-heading,
  .ai-insights-action {
    align-items: stretch;
    flex-direction: column;
  }

  .ai-insights-heading > strong {
    align-self: flex-start;
  }

  .ai-insights-action .primary-button {
    width: 100%;
  }

  .ai-insight-output {
    grid-template-columns: 1fr;
  }

  .carton-list-panel .panel-heading > p {
    max-width: none;
    text-align: left;
  }

  .drawer-layer {
    align-items: flex-end;
    --drawer-entry: translate3d(0, 14px, 0);
  }

  .evidence-drawer {
    width: 100%;
    height: min(88vh, 760px);
    margin: auto 0 0;
    border-top: 1px solid var(--line);
    border-left: 0;
    border-radius: var(--radius-panel) var(--radius-panel) 0 0;
    box-shadow: 0 -18px 44px rgba(15, 27, 48, .14);
  }
}

@media (max-width: 420px) {
  .hero-content,
  .stage-nav,
  main {
    width: min(100% - 24px, 1440px);
  }

  .workbook-actions {
    display: block;
  }

  .entry-mode-switch {
    grid-template-columns: 1fr;
  }

  .entry-mode-switch button {
    min-height: 68px;
  }

  .manual-entry-toggle {
    align-items: stretch;
    flex-direction: column;
    gap: 5px;
  }

  .drawer-order-summary-meta {
    grid-template-columns: 1fr;
  }

  .drawer-sequence-overlay {
    right: 10px;
    bottom: 10px;
    left: 10px;
    gap: 8px;
  }

  .drawer-sequence-meta {
    max-width: calc(100% - 148px);
  }

  .drawer-sequence-meta .placement-sequence-status {
    position: absolute !important;
    width: 1px !important;
    height: 1px !important;
    padding: 0 !important;
    margin: -1px !important;
    overflow: hidden !important;
    clip: rect(0, 0, 0, 0) !important;
    white-space: nowrap !important;
    border: 0 !important;
  }

  .drawer-order-trigger {
    align-items: flex-start;
  }

  .drawer-order-trigger-meta {
    gap: 8px;
  }

  .guided-progress {
    margin-inline: -1px;
  }

  .guided-progress button {
    display: grid;
    justify-items: center;
    gap: 3px;
    padding-inline: 4px;
  }

  .guided-progress strong {
    font-size: var(--font-size-meta);
  }

  .guided-actions {
    grid-template-columns: 1fr;
  }

  .guided-actions > span {
    grid-column: 1;
  }

  .primary-import-button {
    grid-column: 1 / -1;
  }

  .stage-demo-banner {
    display: grid;
  }

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

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

  .progress-steps {
    grid-template-columns: 1fr;
  }

  .evidence-placeholder {
    align-items: flex-start;
    flex-direction: column;
  }
}

@media (max-width: 340px) {
  .stage-nav button {
    gap: 2px;
  }

  .stage-index {
    width: 22px;
    height: 22px;
    flex-basis: 22px;
  }

  .stage-nav strong {
    font-size: var(--font-size-meta);
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    transition-duration: .01ms !important;
    animation-duration: .01ms !important;
    animation-iteration-count: 1 !important;
  }

  .carton-onboarding-spotlight {
    transition: none;
  }
}