/* 3B Mailbox design system: components. Uses tokens.css only. Every target is at least 44px. */

:root {
  --card-pad: var(--space-5);
  --stack-gap: var(--space-4);
  --check-mark: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 20 20'%3E%3Cpath d='M5 10.5l3.5 3.5L15 6.5' fill='none' stroke='%23ffffff' stroke-width='2.25' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E");
  --check-dash: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 20 20'%3E%3Cpath d='M5.5 10h9' fill='none' stroke='%23ffffff' stroke-width='2.25' stroke-linecap='round'/%3E%3C/svg%3E");
  --select-arrow: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 20 20'%3E%3Cpath d='M5.5 7.75L10 12.25l4.5-4.5' fill='none' stroke='%23474c58' stroke-width='1.75' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E");
}

@media (prefers-color-scheme: dark) {
  :root:not([data-theme='light']) {
    --check-mark: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 20 20'%3E%3Cpath d='M5 10.5l3.5 3.5L15 6.5' fill='none' stroke='%2311133d' stroke-width='2.25' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E");
    --check-dash: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 20 20'%3E%3Cpath d='M5.5 10h9' fill='none' stroke='%2311133d' stroke-width='2.25' stroke-linecap='round'/%3E%3C/svg%3E");
    --select-arrow: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 20 20'%3E%3Cpath d='M5.5 7.75L10 12.25l4.5-4.5' fill='none' stroke='%23b8bdca' stroke-width='1.75' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E");
  }
}

:root[data-theme='dark'] {
  --check-mark: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 20 20'%3E%3Cpath d='M5 10.5l3.5 3.5L15 6.5' fill='none' stroke='%2311133d' stroke-width='2.25' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E");
  --check-dash: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 20 20'%3E%3Cpath d='M5.5 10h9' fill='none' stroke='%2311133d' stroke-width='2.25' stroke-linecap='round'/%3E%3C/svg%3E");
  --select-arrow: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 20 20'%3E%3Cpath d='M5.5 7.75L10 12.25l4.5-4.5' fill='none' stroke='%23b8bdca' stroke-width='1.75' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E");
}

@media (max-width: 44.99rem) {
  :root {
    --card-pad: var(--space-4);
  }
}

:root[data-density='compact'] {
  --card-pad: var(--space-4);
  --stack-gap: var(--space-3);
}

/* ------------------------------------------------------------------ buttons */

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  min-height: var(--target-min);
  padding: var(--space-2) var(--space-4);
  border: var(--border-width) solid transparent;
  border-radius: var(--radius-md);
  font-size: var(--text-sm);
  font-weight: var(--weight-medium);
  line-height: 1.2;
  text-align: center;
  text-decoration: none;
  white-space: nowrap;
  transition:
    transform var(--duration-fast) var(--ease),
    opacity var(--duration-fast) var(--ease);
}

.button:hover {
  text-decoration: none;
}

.button:active:not(:disabled) {
  transform: translateY(1px);
}

.button:disabled {
  opacity: 0.55;
}

.button .icon {
  width: 1.15rem;
  height: 1.15rem;
}

.button-primary {
  background: var(--accent);
  border-color: var(--accent);
  color: var(--accent-text);
  box-shadow: var(--shadow-sm);
}

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

.button-secondary {
  background: var(--surface-raised);
  border-color: var(--border-strong);
  color: var(--text);
}

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

.button-quiet {
  background: transparent;
  border-color: transparent;
  color: var(--accent);
}

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

.button-danger {
  background: var(--danger);
  border-color: var(--danger);
  color: var(--surface-raised);
}

.button-danger:hover:not(:disabled) {
  background: var(--danger-hover);
  border-color: var(--danger-hover);
  color: var(--surface-raised);
}

.button-sm {
  padding-inline: var(--space-3);
  font-size: var(--text-sm);
}

.button-lg {
  min-height: 3.25rem;
  padding-inline: var(--space-5);
  font-size: var(--text-md);
}

.button-row {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
  align-items: center;
}

.icon-button {
  display: inline-grid;
  place-items: center;
  flex: none;
  width: var(--target-min);
  height: var(--target-min);
  padding: 0;
  border: var(--border-width) solid transparent;
  border-radius: var(--radius-md);
  background: transparent;
  color: var(--text-muted);
  transition: transform var(--duration-fast) var(--ease);
}

.icon-button:hover:not(:disabled) {
  background: var(--surface-sunken);
  border-color: var(--border);
  color: var(--text);
}

.icon-button:active:not(:disabled) {
  transform: scale(0.96);
}

.icon-button-sm .icon {
  width: 1rem;
  height: 1rem;
}

/* ------------------------------------------------------------------ fields */

.field {
  display: grid;
  gap: var(--space-1);
  min-width: 0;
}

.field-label,
.check-label,
.segmented-legend {
  font-size: var(--text-sm);
  font-weight: var(--weight-medium);
  color: var(--text);
}

.field-hint {
  font-size: var(--text-sm);
  color: var(--text-muted);
  max-width: var(--reading-max);
}

.field-error {
  display: flex;
  gap: var(--space-2);
  align-items: flex-start;
  font-size: var(--text-sm);
  font-weight: var(--weight-medium);
  color: var(--danger);
}

.field-error .icon {
  margin-top: 0.15em;
}

.input,
.select {
  width: 100%;
  min-height: var(--target-min);
  padding: var(--space-2) var(--space-3);
  border: var(--border-width) solid var(--border-strong);
  border-radius: var(--radius-md);
  background: var(--surface-raised);
  color: var(--text);
  font-size: var(--text-md);
  line-height: 1.4;
}

textarea.input {
  resize: vertical;
  min-height: 6rem;
}

.input-mono {
  font-family: var(--font-mono);
  font-size: var(--text-sm);
}

.input::placeholder {
  color: var(--text-muted);
  opacity: 1;
}

.input:hover,
.select:hover {
  border-color: var(--text-muted);
}

.input:focus-visible,
.select:focus-visible {
  outline: var(--focus-width) solid var(--focus-ring);
  outline-offset: 0;
  border-color: var(--focus-ring);
}

.input[aria-invalid='true'] {
  border-color: var(--danger);
  border-width: 2px;
}

.input:disabled,
.select:disabled {
  background: var(--surface-sunken);
  color: var(--text-muted);
  cursor: not-allowed;
}

.select {
  appearance: none;
  padding-right: 2.5rem;
  background-image: var(--select-arrow);
  background-repeat: no-repeat;
  background-position: right 0.6rem center;
  background-size: 1.25rem;
  text-overflow: ellipsis;
}

.field-inline {
  display: flex;
  align-items: center;
  gap: var(--space-2);
}

.search-wrap {
  position: relative;
}

.search-icon {
  position: absolute;
  left: var(--space-3);
  top: 50%;
  transform: translateY(-50%);
  color: var(--text-muted);
  pointer-events: none;
}

.input-search {
  padding-left: 2.6rem;
}

.file-input {
  width: 100%;
  min-width: 0;
  min-height: var(--target-min);
  font-size: var(--text-sm);
  max-width: 100%;
}

.file-input::file-selector-button {
  min-height: var(--target-min);
  margin-right: var(--space-3);
  padding: var(--space-2) var(--space-4);
  border: var(--border-width) solid var(--border-strong);
  border-radius: var(--radius-md);
  background: var(--surface-raised);
  color: var(--text);
  font: inherit;
  font-weight: var(--weight-medium);
  cursor: pointer;
}

.fieldset {
  display: grid;
  gap: var(--space-3);
}

.fieldset > legend {
  margin-bottom: var(--space-2);
  font-weight: var(--weight-bold);
  font-size: var(--text-sm);
}

.field-row {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 13rem), 1fr));
  gap: var(--space-3);
}

/* ------------------------------------------------------------------ checkbox and switch */

.check {
  display: flex;
  align-items: flex-start;
  gap: var(--space-3);
  min-height: var(--target-min);
  padding-block: var(--space-2);
}

.check-text {
  display: grid;
  gap: 0.125rem;
  min-width: 0;
  padding-top: 0.05rem;
}

.check-label {
  cursor: pointer;
}

.checkbox-input {
  appearance: none;
  flex: none;
  width: 1.375rem;
  height: 1.375rem;
  margin: 0.05rem 0 0;
  border: 1.5px solid var(--border-strong);
  border-radius: 6px;
  background: var(--surface-raised) center / 100% no-repeat;
  cursor: pointer;
  transition: transform var(--duration-fast) var(--ease);
}

.checkbox-input:hover {
  border-color: var(--accent);
}

.checkbox-input:active {
  transform: scale(0.92);
}

.checkbox-input:checked,
.checkbox-input:indeterminate {
  border-color: var(--accent);
  background-color: var(--accent);
  background-image: var(--check-mark);
}

.checkbox-input:indeterminate {
  background-image: var(--check-dash);
}

.checkbox-input:disabled {
  opacity: 0.55;
  cursor: not-allowed;
}

.check-danger .checkbox-input:checked {
  border-color: var(--danger);
  background-color: var(--danger);
}

.check-danger .check-label {
  color: var(--danger);
}

.switch-input {
  appearance: none;
  flex: none;
  position: relative;
  width: 2.75rem;
  height: 1.625rem;
  margin: 0;
  border: 1.5px solid var(--border-strong);
  border-radius: var(--radius-pill);
  background: var(--surface-sunken);
  cursor: pointer;
}

.switch-input::before {
  content: '';
  position: absolute;
  top: 2px;
  left: 2px;
  width: 1.125rem;
  height: 1.125rem;
  border-radius: 50%;
  background: var(--border-strong);
  transition: transform var(--duration-normal) var(--ease);
}

.switch-input:checked {
  border-color: var(--accent);
  background: var(--accent);
}

.switch-input:checked::before {
  background: var(--accent-text);
  transform: translateX(1.125rem);
}

.switch-input:disabled {
  opacity: 0.6;
  cursor: not-allowed;
}

.check-switch {
  justify-content: space-between;
  flex-direction: row-reverse;
}

.check-switch .check-text {
  flex: 1;
}

/* ------------------------------------------------------------------ segmented control */

.segmented {
  display: grid;
  gap: var(--space-2);
}

.segmented-options {
  display: grid;
  grid-auto-flow: column;
  grid-auto-columns: minmax(0, 1fr);
  gap: 2px;
  width: fit-content;
  max-width: 100%;
  padding: 3px;
  border: var(--border-width) solid var(--border-strong);
  border-radius: calc(var(--radius-md) + 3px);
  background: var(--surface-sunken);
}

.segmented-option {
  position: relative;
  display: flex;
  min-width: 0;
}

.segmented-input {
  position: absolute;
  z-index: 1;
  inset: 0;
  width: 100%;
  height: 100%;
  opacity: 0;
  margin: 0;
  cursor: pointer;
}

.segmented-option:hover .segmented-label {
  color: var(--text);
}

.segmented-label {
  display: flex;
  flex: 1;
  align-items: center;
  justify-content: center;
  text-align: center;
  gap: var(--space-2);
  min-height: calc(var(--target-min) - 6px);
  padding: var(--space-1) var(--space-3);
  border: var(--border-width) solid transparent;
  border-radius: var(--radius-md);
  color: var(--text-muted);
  font-size: var(--text-sm);
  font-weight: var(--weight-medium);
  cursor: pointer;
  user-select: none;
}

.segmented-label:hover {
  color: var(--text);
}

.segmented-input:checked + .segmented-label {
  border-color: var(--border);
  background: var(--surface-raised);
  color: var(--text);
  box-shadow: var(--shadow-sm);
}

.segmented-input:focus-visible + .segmented-label {
  outline: var(--focus-width) solid var(--focus-ring);
  outline-offset: 1px;
}

/* ------------------------------------------------------------------ chips and badges */

.chip-list {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
}

.chip,
.badge {
  display: inline-flex;
  align-items: center;
  gap: 0.3rem;
  max-width: 100%;
  min-height: 1.75rem;
  padding: 0.125rem 0.6rem;
  border: var(--border-width) solid var(--border);
  border-radius: var(--radius-pill);
  font-size: var(--text-xs);
  font-weight: var(--weight-medium);
  line-height: 1.3;
}

.chip .icon,
.badge .icon {
  width: 0.875rem;
  height: 0.875rem;
}

.chip-text {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.chip-label {
  background: var(--surface-sunken);
  color: var(--text);
}

.chip-coloured {
  border-color: transparent;
  background: var(--chip-bg);
  color: var(--chip-fg);
}

.chip-missing {
  border-style: dashed;
  border-color: var(--danger);
  background: var(--danger-soft);
  color: var(--danger);
}

.badge-neutral {
  background: var(--surface-sunken);
  color: var(--text);
}

.badge-accent {
  border-color: transparent;
  background: var(--accent-soft);
  color: var(--accent-soft-text);
}

.badge-info {
  border-color: transparent;
  background: var(--info-soft);
  color: var(--info);
}

.badge-success {
  border-color: transparent;
  background: var(--success-soft);
  color: var(--success);
}

.badge-warning {
  border-color: transparent;
  background: var(--warning-soft);
  color: var(--warning);
}

.badge-danger {
  border-color: transparent;
  background: var(--danger-soft);
  color: var(--danger);
}

/* ------------------------------------------------------------------ cards */

.card {
  padding: var(--card-pad);
  border: var(--border-width) solid var(--border);
  border-radius: var(--radius-lg);
  background: var(--surface-raised);
  box-shadow: var(--shadow-sm);
  min-width: 0;
}

.card-title {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  margin-bottom: var(--space-4);
  font-size: var(--text-lg);
}

.card-title .icon {
  color: var(--accent);
}

.card-note {
  margin-top: var(--space-4);
  font-size: var(--text-sm);
  color: var(--text-muted);
}

/* ------------------------------------------------------------------ meters */

.meter {
  display: grid;
  gap: var(--space-2);
}

.meter-head {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: var(--space-1) var(--space-3);
  font-size: var(--text-sm);
}

.meter-label {
  font-weight: var(--weight-medium);
}

.meter-value {
  color: var(--text-muted);
  font-variant-numeric: tabular-nums;
}

.meter-track,
.mini-meter-track,
.progress,
.bar-track {
  position: relative;
  display: block;
  overflow: hidden;
  height: 0.5rem;
  border-radius: var(--radius-pill);
  background: var(--surface-sunken);
  box-shadow: inset 0 0 0 var(--border-width) var(--border);
}

.meter-fill,
.mini-meter-fill,
.progress-fill {
  position: absolute;
  inset: 0;
  background: var(--accent);
  transform-origin: left center;
  transform: scaleX(var(--fill, 0));
  transition: transform var(--duration-normal) var(--ease);
}

.meter-warn .meter-fill,
.meter-warn .mini-meter-fill {
  background: var(--warning);
}

.meter-danger .meter-fill,
.meter-full .meter-fill,
.meter-danger .mini-meter-fill,
.meter-full .mini-meter-fill {
  background: var(--danger);
}

.meter-note {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  font-size: var(--text-sm);
  font-weight: var(--weight-medium);
}

.meter-warn .meter-note {
  color: var(--warning);
}

.meter-danger .meter-note,
.meter-full .meter-note {
  color: var(--danger);
}

.meter-stack {
  display: grid;
  gap: var(--space-5);
}

.mini-meter {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  font-size: var(--text-xs);
  color: var(--text-muted);
}

.mini-meter-track {
  width: 4rem;
  height: 0.3rem;
}

.meter-danger .mini-meter-text,
.meter-full .mini-meter-text {
  color: var(--danger);
  font-weight: var(--weight-medium);
}

.meter-warn .mini-meter-text {
  color: var(--warning);
  font-weight: var(--weight-medium);
}

/* ------------------------------------------------------------------ notices and banners */

.notice {
  display: flex;
  gap: var(--space-3);
  align-items: flex-start;
  padding: var(--space-3) var(--space-4);
  border: var(--border-width) solid var(--border);
  border-left-width: 4px;
  border-radius: var(--radius-md);
  font-size: var(--text-sm);
}

.notice > .icon {
  margin-top: 0.1rem;
}

.notice-body {
  display: grid;
  gap: var(--space-1);
  min-width: 0;
}

.notice-body ul {
  margin: 0;
  padding-left: var(--space-5);
}

.notice-title {
  font-weight: var(--weight-bold);
}

.notice-info {
  border-color: var(--info);
  background: var(--info-soft);
}

.notice-info > .icon {
  color: var(--info);
}

.notice-success {
  border-color: var(--success);
  background: var(--success-soft);
}

.notice-success > .icon {
  color: var(--success);
}

.notice-warning {
  border-color: var(--warning);
  background: var(--warning-soft);
}

.notice-warning > .icon {
  color: var(--warning);
}

.notice-danger {
  border-color: var(--danger);
  background: var(--danger-soft);
}

.notice-danger > .icon {
  color: var(--danger);
}

.error-summary {
  display: grid;
  gap: var(--space-2);
  padding: var(--space-4);
  border: 2px solid var(--danger);
  border-radius: var(--radius-md);
  background: var(--danger-soft);
}

.error-summary-title {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  color: var(--danger);
  font-size: var(--text-md);
}

.error-summary ul {
  margin: 0;
  padding-left: var(--space-6);
}

.error-summary a {
  color: var(--danger);
  font-weight: var(--weight-medium);
}

/* ------------------------------------------------------------------ details */

.details {
  border-top: var(--border-width) solid var(--border);
}

.details > summary {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  min-height: var(--target-min);
  padding-block: var(--space-2);
  color: var(--accent);
  font-size: var(--text-sm);
  font-weight: var(--weight-medium);
  list-style: none;
  cursor: pointer;
}

.details > summary::-webkit-details-marker {
  display: none;
}

.details > summary::before {
  content: '';
  flex: none;
  width: 0.45rem;
  height: 0.45rem;
  margin-inline: 0.2rem 0.15rem;
  border-right: 1.75px solid currentColor;
  border-bottom: 1.75px solid currentColor;
  transform: rotate(-45deg);
  transition: transform var(--duration-normal) var(--ease);
}

.details[open] > summary::before {
  transform: rotate(45deg);
}

.details > summary:hover {
  color: var(--accent-hover);
  text-decoration: underline;
}

.details > :not(summary) {
  margin-bottom: var(--space-3);
}

.details > p {
  font-size: var(--text-sm);
  color: var(--text-muted);
}

.scope-list {
  display: grid;
  gap: var(--space-2);
  font-size: var(--text-sm);
}

.scope-list li {
  display: grid;
  gap: 0.15rem;
}

.scope {
  justify-self: start;
  font-size: var(--text-xs);
}

.tick-list {
  display: grid;
  gap: var(--space-2);
}

.tick-list li {
  position: relative;
  padding-left: var(--space-5);
}

.tick-list li::before {
  content: '';
  position: absolute;
  left: 0.3rem;
  top: 0.35em;
  width: 0.4rem;
  height: 0.75rem;
  border-right: 2px solid var(--success);
  border-bottom: 2px solid var(--success);
  transform: rotate(45deg);
}

/* ------------------------------------------------------------------ dialog */

.dialog {
  width: min(100% - 2 * var(--space-4), 36rem);
  max-height: min(100% - 2 * var(--space-4), 52rem);
  padding: 0;
  border: var(--border-width) solid var(--border);
  border-radius: var(--radius-lg);
  background: var(--surface-raised);
  color: var(--text);
  box-shadow: var(--shadow-lg);
  overflow: hidden;
}

.dialog[open] {
  display: flex;
  flex-direction: column;
}

.dialog-sm {
  width: min(100% - 2 * var(--space-4), 28rem);
}

.dialog-lg {
  width: min(100% - 2 * var(--space-4), 46rem);
}

.dialog-danger {
  border-top: 4px solid var(--danger);
}

.dialog::backdrop {
  background: rgb(10 12 18 / 0.55);
  backdrop-filter: blur(2px);
}

.dialog-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: var(--space-3);
  padding: var(--space-5) var(--space-5) var(--space-3);
}

.dialog-heading {
  display: grid;
  gap: var(--space-2);
  min-width: 0;
  padding-top: var(--space-2);
}

.dialog-title {
  font-size: var(--text-xl);
  letter-spacing: -0.01em;
}

.dialog-description {
  color: var(--text-muted);
  font-size: var(--text-sm);
}

.dialog-close {
  margin: calc(-1 * var(--space-1)) calc(-1 * var(--space-2)) 0 0;
}

.dialog-body {
  display: grid;
  gap: var(--stack-gap);
  align-content: start;
  padding: var(--space-2) var(--space-5) var(--space-5);
  overflow-y: auto;
  overscroll-behavior: contain;
}

.dialog-footer {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: flex-end;
  gap: var(--space-2);
  padding: var(--space-4) var(--space-5);
  border-top: var(--border-width) solid var(--border);
  background: var(--surface);
}

.confirm-reason {
  flex: 1 1 12rem;
  font-size: var(--text-sm);
  color: var(--text-muted);
}

.confirm-reason:empty {
  display: none;
}

@media (prefers-reduced-motion: no-preference) {
  :root:not([data-motion='reduce']) .dialog[open] {
    animation: dialog-in var(--duration-normal) var(--ease);
  }

  :root:not([data-motion='reduce']) .dialog[open]::backdrop {
    animation: fade-in var(--duration-normal) var(--ease);
  }
}

@keyframes dialog-in {
  from {
    opacity: 0;
    transform: translateY(8px) scale(0.98);
  }
}

@keyframes fade-in {
  from {
    opacity: 0;
  }
}

/* ------------------------------------------------------------------ plan preview */

.plan-counts {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  padding: var(--space-3) var(--space-4);
  border-radius: var(--radius-md);
  background: var(--surface-sunken);
}

.plan-count {
  display: grid;
}

.plan-count-label {
  font-size: var(--text-xs);
  color: var(--text-muted);
}

.plan-count-value {
  font-size: var(--text-xl);
  font-weight: var(--weight-bold);
  font-variant-numeric: tabular-nums;
}

.plan-count-arrow {
  color: var(--text-muted);
}

.section-title {
  font-size: var(--text-md);
}

.step-scroll {
  max-height: 22rem;
  overflow-y: auto;
  border: var(--border-width) solid var(--border);
  border-radius: var(--radius-md);
}

.step-list {
  display: grid;
}

.step {
  display: flex;
  gap: var(--space-3);
  padding: var(--space-3) var(--space-4);
  border-bottom: var(--border-width) solid var(--border);
  font-size: var(--text-sm);
}

.step:last-child {
  border-bottom: 0;
}

.step > .icon {
  margin-top: 0.1rem;
  color: var(--text-muted);
}

.step-create > .icon {
  color: var(--success);
}

.step-delete > .icon {
  color: var(--danger);
}

.step-replace > .icon,
.step-label > .icon {
  color: var(--accent);
}

.step > div {
  display: grid;
  gap: 0.15rem;
  min-width: 0;
}

.step-filter {
  display: grid;
  gap: 0.1rem;
}

.step-when {
  font-weight: var(--weight-medium);
}

.step-then {
  display: flex;
  gap: 0.2rem;
  color: var(--text-muted);
}

.step-then .icon {
  margin-top: 0.15rem;
}

.step-diff {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: var(--space-1) var(--space-3);
  margin-top: var(--space-1);
}

.step-diff dt {
  color: var(--text-muted);
  font-size: var(--text-xs);
  font-weight: var(--weight-bold);
  text-transform: uppercase;
  letter-spacing: 0.04em;
  padding-top: 0.15rem;
}

.step-diff dd {
  margin: 0;
}

.confirm-box {
  display: grid;
  gap: var(--space-1);
  padding: var(--space-3) var(--space-4);
  border: 2px solid var(--danger);
  border-radius: var(--radius-md);
  background: var(--danger-soft);
}

.confirm-box legend {
  padding-inline: var(--space-2);
  margin-left: calc(-1 * var(--space-2));
  font-weight: var(--weight-bold);
  color: var(--danger);
}

.run {
  display: grid;
  gap: var(--space-3);
  padding-block: var(--space-3);
}

.progress {
  height: 0.75rem;
}

.progress-text {
  font-variant-numeric: tabular-nums;
  color: var(--text-muted);
}

.result {
  display: flex;
  gap: var(--space-4);
  align-items: flex-start;
  padding-block: var(--space-2);
}

.result > div {
  display: grid;
  gap: var(--space-2);
}

.result-title {
  font-size: var(--text-lg);
  font-weight: var(--weight-bold);
}

.result-success > .icon {
  color: var(--success);
}

.result-warning > .icon {
  color: var(--warning);
}

.result-danger > .icon {
  color: var(--danger);
}

/* ------------------------------------------------------------------ toasts */

.toasts {
  position: fixed;
  z-index: 50;
  right: var(--space-4);
  bottom: calc(var(--space-4) + env(safe-area-inset-bottom));
  display: grid;
  gap: var(--space-2);
  width: min(100% - 2 * var(--space-4), 26rem);
  pointer-events: none;
}

.toast {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  padding: var(--space-2) var(--space-2) var(--space-2) var(--space-4);
  border: var(--border-width) solid var(--border);
  border-left: 4px solid var(--info);
  border-radius: var(--radius-md);
  background: var(--surface-raised);
  box-shadow: var(--shadow-lg);
  font-size: var(--text-sm);
  pointer-events: auto;
}

.toast > .icon {
  color: var(--info);
}

.toast-success {
  border-left-color: var(--success);
}

.toast-success > .icon {
  color: var(--success);
}

.toast-warning {
  border-left-color: var(--warning);
}

.toast-warning > .icon {
  color: var(--warning);
}

.toast-danger {
  border-left-color: var(--danger);
}

.toast-danger > .icon {
  color: var(--danger);
}

.toast-message {
  flex: 1;
  padding-block: var(--space-2);
}

@media (prefers-reduced-motion: no-preference) {
  :root:not([data-motion='reduce']) .toast {
    animation: toast-in var(--duration-normal) var(--ease);
  }
}

.toast-leaving {
  opacity: 0;
  transform: translateY(4px);
  transition:
    opacity var(--duration-normal) var(--ease),
    transform var(--duration-normal) var(--ease);
}

@keyframes toast-in {
  from {
    opacity: 0;
    transform: translateY(8px);
  }
}

/* ------------------------------------------------------------------ menus */

.menu {
  position: relative;
  display: inline-flex;
}

.menu-chevron {
  width: 1rem;
  height: 1rem;
}

.menu-panel {
  position: absolute;
  z-index: 30;
  top: calc(100% + var(--space-1));
  min-width: 14rem;
  max-width: min(20rem, 90vw);
  padding: var(--space-1);
  border: var(--border-width) solid var(--border);
  border-radius: var(--radius-md);
  background: var(--surface-raised);
  box-shadow: var(--shadow-lg);
}

.menu-end {
  right: 0;
}

.menu-start {
  left: 0;
}

.menu-up {
  top: auto;
  bottom: calc(100% + var(--space-1));
}

@media (prefers-reduced-motion: no-preference) {
  :root:not([data-motion='reduce']) .menu-panel:not([hidden]) {
    animation: fade-in var(--duration-fast) var(--ease);
  }
}

.menu-list {
  display: grid;
}

.menu-item {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  width: 100%;
  min-height: var(--target-min);
  padding: var(--space-2) var(--space-3);
  border: 0;
  border-radius: var(--radius-sm);
  background: transparent;
  color: var(--text);
  font-size: var(--text-sm);
  text-align: left;
  text-decoration: none;
}

.menu-item .icon {
  color: var(--text-muted);
}

.menu-item:hover,
.menu-item:focus-visible {
  background: var(--accent-soft);
  color: var(--accent-soft-text);
}

.menu-item:focus-visible {
  outline-offset: -2px;
}

.menu-item-danger,
.menu-item-danger .icon {
  color: var(--danger);
}

.menu-item-danger:hover {
  background: var(--danger-soft);
  color: var(--danger);
}

/* ------------------------------------------------------------------ combobox */

.combo {
  position: relative;
}

.combo-popup {
  position: relative;
}

.listbox {
  position: absolute;
  z-index: 40;
  top: var(--space-1);
  left: 0;
  right: 0;
  max-height: 18rem;
  overflow-y: auto;
  padding: var(--space-1);
  border: var(--border-width) solid var(--border-strong);
  border-radius: var(--radius-md);
  background: var(--surface-raised);
  box-shadow: var(--shadow-lg);
}

.option {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  min-height: var(--target-min);
  padding: var(--space-2) var(--space-3);
  border-radius: var(--radius-sm);
  font-size: var(--text-sm);
  cursor: pointer;
}

.option[aria-selected='true'],
.option:hover {
  background: var(--accent-soft);
  color: var(--accent-soft-text);
}

.option[aria-selected='true'] {
  box-shadow: inset 3px 0 0 var(--accent);
}

.option-disabled {
  opacity: 0.6;
  cursor: not-allowed;
}

.option-main {
  display: grid;
  min-width: 0;
  flex: 1;
}

.option-label {
  font-family: var(--font-mono);
  font-weight: var(--weight-medium);
  overflow-wrap: anywhere;
}

.label-picker .option-label {
  font-family: var(--font-sans);
}

.option-desc {
  color: var(--text-muted);
  font-size: var(--text-xs);
}

.option[aria-selected='true'] .option-desc {
  color: var(--accent-soft-text);
}

.option-badge {
  flex: none;
  padding: 0.1rem 0.5rem;
  border-radius: var(--radius-pill);
  background: var(--warning-soft);
  color: var(--warning);
  font-size: var(--text-xs);
  font-weight: var(--weight-medium);
}

.option-swatch {
  flex: none;
  width: 0.75rem;
  height: 0.75rem;
  border: var(--border-width) solid var(--border-strong);
  border-radius: 50%;
  background: var(--swatch, var(--surface-sunken));
}

.picker-chips {
  margin-block: var(--space-1);
}

.picker-chip {
  display: inline-flex;
  align-items: center;
  gap: 0;
  padding-right: 0;
  border-radius: var(--radius-pill);
}

.picker-chip .icon-button {
  width: 2.75rem;
  height: 2.75rem;
  margin-left: -0.25rem;
}

/* ------------------------------------------------------------------ tables */

.table-wrap {
  overflow-x: auto;
  border: var(--border-width) solid var(--border);
  border-radius: var(--radius-md);
}

.table {
  width: 100%;
  border-collapse: collapse;
  font-size: var(--text-sm);
}

.table th,
.table td {
  padding: var(--space-2) var(--space-3);
  border-bottom: var(--border-width) solid var(--border);
  text-align: left;
  vertical-align: top;
}

.table thead th {
  background: var(--surface-sunken);
  font-weight: var(--weight-bold);
  white-space: nowrap;
}

.table tbody tr:last-child > * {
  border-bottom: 0;
}

.cell-date {
  white-space: nowrap;
  color: var(--text-muted);
  font-variant-numeric: tabular-nums;
}

.cell-from {
  overflow-wrap: anywhere;
}

/* ------------------------------------------------------------------ empty, loading */

.empty {
  display: grid;
  justify-items: center;
  gap: var(--space-3);
  padding: var(--space-7) var(--space-4);
  border: var(--border-width) dashed var(--border-strong);
  border-radius: var(--radius-lg);
  text-align: center;
}

.empty-icon {
  display: grid;
  place-items: center;
  width: 3.5rem;
  height: 3.5rem;
  border-radius: 50%;
  background: var(--accent-soft);
  color: var(--accent-soft-text);
}

.empty-danger .empty-icon {
  background: var(--danger-soft);
  color: var(--danger);
}

.empty-success .empty-icon {
  background: var(--success-soft);
  color: var(--success);
}

.empty-title {
  font-size: var(--text-lg);
}

.empty-text {
  max-width: 34rem;
  color: var(--text-muted);
}

.empty-actions {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: var(--space-2);
  margin-top: var(--space-2);
}

.skeleton-group {
  display: grid;
  gap: var(--space-3);
}

.skeleton-stats {
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 11rem), 1fr));
}

.skeleton-card {
  display: grid;
  gap: var(--space-3);
  padding: var(--card-pad);
  border: var(--border-width) solid var(--border);
  border-radius: var(--radius-lg);
  background: var(--surface-raised);
}

.skeleton-line {
  display: block;
  height: 0.75rem;
  width: 70%;
  border-radius: var(--radius-pill);
  background: var(--surface-sunken);
}

.skeleton-line-lg {
  height: 1rem;
  width: 45%;
}

.skeleton-line-sm {
  width: 30%;
}

@media (prefers-reduced-motion: no-preference) {
  :root:not([data-motion='reduce']) .skeleton-line {
    animation: pulse 1.4s var(--ease) infinite alternate;
  }
}

@keyframes pulse {
  to {
    opacity: 0.45;
  }
}

/* ------------------------------------------------------------------ forced colours and more contrast */

@media (forced-colors: active) {
  .button,
  .icon-button,
  .input,
  .select,
  .chip,
  .badge,
  .card,
  .notice,
  .segmented-label,
  .menu-panel,
  .listbox,
  .toast,
  .dialog,
  .empty,
  .skeleton-card,
  .step-scroll,
  .confirm-box,
  .error-summary {
    border: 1px solid CanvasText;
  }

  .button-primary,
  .button-danger {
    forced-color-adjust: none;
    background: ButtonText;
    color: ButtonFace;
    border-color: ButtonText;
  }

  .checkbox-input,
  .switch-input {
    appearance: auto;
    width: 1.25rem;
    height: 1.25rem;
  }

  .switch-input::before {
    display: none;
  }

  .segmented-input:checked + .segmented-label {
    forced-color-adjust: none;
    background: Highlight;
    color: HighlightText;
  }

  .meter-fill,
  .mini-meter-fill,
  .progress-fill,
  .bar {
    forced-color-adjust: none;
    background: Highlight;
  }

  .meter-track,
  .mini-meter-track,
  .progress,
  .bar-track {
    border: 1px solid CanvasText;
  }

  .option[aria-selected='true'] {
    forced-color-adjust: none;
    background: Highlight;
    color: HighlightText;
  }

  .select {
    appearance: auto;
    background-image: none;
    padding-right: var(--space-3);
  }
}

@media (prefers-contrast: more) {
  .card,
  .input,
  .select,
  .chip,
  .badge,
  .notice {
    border-color: var(--border-strong);
  }

  .button-secondary,
  .checkbox-input,
  .switch-input {
    border-width: 2px;
  }
}