/* Business Story full page */
.bs-story-page-host {
  display: flex;
  flex-direction: column;
  min-height: 0;
  height: 100%;
}

.bs-story-page {
  display: flex;
  flex-direction: column;
  min-height: 0;
  flex: 1;
  background: var(--mud-palette-background);
}

.bs-story-page__chrome {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
  padding: 0.5rem 1rem;
  border-bottom: 1px solid var(--mud-palette-lines-default);
  background: var(--mud-palette-surface);
  flex-shrink: 0;
}

.bs-story-page__chrome-main {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  min-width: 0;
}

.bs-story-page__chrome-title {
  font-weight: 600;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.bs-story-page__chrome-actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.5rem;
}

.bs-story-page__body {
  flex: 1;
  min-height: 0;
  display: flex;
  flex-direction: column;
}

.bs-story-page__body .bs-story-shell {
  flex: 1;
  min-height: 0;
  height: 100%;
}

.bs-story-add-stage-field {
  min-width: 14rem;
  max-width: 24rem;
}

.bs-story-shell {
  display: flex;
  flex: 1;
  min-height: 0;
  overflow: hidden;
}

.bs-story-tree {
  width: 15.5rem;
  flex-shrink: 0;
  display: flex;
  flex-direction: column;
  min-height: 0;
  border-right: 1px solid var(--mud-palette-lines-default);
  background: color-mix(in srgb, var(--mud-palette-surface) 92%, var(--mud-palette-background));
}

.bs-story-tree__head {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.85rem 1rem 0.5rem;
  flex-shrink: 0;
}

.bs-story-tree__head-icon {
  color: var(--mud-palette-primary);
}

.bs-story-tree__label {
  letter-spacing: 0.04em;
  font-weight: 600;
}

.bs-story-tree__scroll {
  flex: 1;
  min-height: 0;
  overflow-y: auto;
  padding: 0.25rem 0.5rem 0.75rem;
}

.bs-story-tree__list {
  list-style: none;
  margin: 0;
  padding: 0;
}

.bs-story-tree__stream {
  margin-bottom: 0.15rem;
}

.bs-story-tree__stream-btn {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  width: 100%;
  text-align: left;
  border: none;
  background: transparent;
  border-radius: var(--nucleus-surface-radius, 4px);
  padding: 0.4rem 0.5rem;
  cursor: pointer;
  color: var(--mud-palette-text-primary);
  font: inherit;
  font-size: 0.875rem;
  transition: background-color 0.15s ease, color 0.15s ease;
}

.bs-story-tree__stream-btn:hover {
  background: color-mix(in srgb, var(--mud-palette-primary) 8%, transparent);
}

.bs-story-tree__stream-btn--active {
  background: color-mix(in srgb, var(--mud-palette-primary) 14%, transparent);
  color: var(--mud-palette-primary);
  font-weight: 600;
}

.bs-story-tree__stream-num {
  flex-shrink: 0;
  width: 1.25rem;
  font-variant-numeric: tabular-nums;
  opacity: 0.7;
  font-size: 0.8rem;
}

.bs-story-tree__stream-name {
  flex: 1;
  min-width: 0;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.bs-story-tree__chevron {
  flex-shrink: 0;
  opacity: 0.55;
  transition: transform 0.18s ease;
}

.bs-story-tree__chevron--open {
  transform: rotate(90deg);
}

.bs-story-tree__stages {
  list-style: none;
  margin: 0 0 0.25rem 0.75rem;
  padding: 0 0 0 0.5rem;
  border-left: 1px solid var(--mud-palette-lines-default);
}

.bs-story-tree__stage-btn,
.bs-story-tree__step-btn {
  display: block;
  width: 100%;
  text-align: left;
  border: none;
  background: transparent;
  border-radius: 0.35rem;
  padding: 0.28rem 0.4rem;
  cursor: pointer;
  color: var(--mud-palette-text-secondary);
  font: inherit;
  font-size: 0.8rem;
  transition: background-color 0.12s ease, color 0.12s ease;
}

.bs-story-tree__stage-btn:hover,
.bs-story-tree__step-btn:hover {
  background: color-mix(in srgb, var(--mud-palette-primary) 6%, transparent);
  color: var(--mud-palette-text-primary);
}

.bs-story-tree__stage-btn--active,
.bs-story-tree__step-btn--active {
  color: var(--mud-palette-primary);
  font-weight: 600;
  background: color-mix(in srgb, var(--mud-palette-primary) 10%, transparent);
}

.bs-story-tree__steps {
  list-style: none;
  margin: 0 0 0.15rem 0.5rem;
  padding: 0;
}

.bs-story-tree__about {
  margin: auto 0.65rem 0.75rem;
  padding: 0.65rem 0.75rem;
  border-radius: var(--nucleus-surface-radius, 4px);
  background: color-mix(in srgb, var(--mud-palette-background-grey) 70%, var(--mud-palette-surface));
  border: 1px solid var(--mud-palette-lines-default);
  flex-shrink: 0;
}

.bs-story-tree__about p {
  margin: 0.25rem 0 0;
  font-size: 0.75rem;
  line-height: 1.4;
  color: var(--mud-palette-text-secondary);
}

.bs-story-main {
  flex: 1;
  min-width: 0;
  min-height: 0;
  display: flex;
  flex-direction: column;
  background: var(--mud-palette-surface);
}

.bs-story-main__top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
  padding: 0.55rem 1.25rem 0.35rem;
  border-bottom: 1px solid var(--mud-palette-lines-default);
  flex-shrink: 0;
}

.bs-story-breadcrumb {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.2rem 0.15rem;
  min-width: 0;
  font-size: 0.8rem;
  color: var(--mud-palette-text-secondary);
}

.bs-story-breadcrumb__seg {
  border: none;
  background: transparent;
  color: var(--mud-palette-text-secondary);
  cursor: pointer;
  font: inherit;
  padding: 0.1rem 0.2rem;
  border-radius: 0.25rem;
}

.bs-story-breadcrumb__seg:hover:not(:disabled) {
  color: var(--mud-palette-primary);
  background: color-mix(in srgb, var(--mud-palette-primary) 8%, transparent);
}

.bs-story-breadcrumb__seg--current {
  color: var(--mud-palette-text-primary);
  font-weight: 600;
  cursor: default;
}

.bs-story-breadcrumb__sep {
  opacity: 0.45;
  user-select: none;
}

.bs-story-main__scroll {
  flex: 1;
  min-height: 0;
  overflow-y: auto;
  padding: 1.25rem 1.75rem 2rem;
  scroll-behavior: smooth;
}

.bs-story-main__scroll--enter {
  animation: bs-story-fade-in 0.22s ease;
}

@keyframes bs-story-fade-in {
  from { opacity: 0; transform: translateY(4px); }
  to { opacity: 1; transform: translateY(0); }
}

.bs-story-hero {
  display: flex;
  gap: 1rem;
  align-items: flex-start;
  margin-bottom: 1.25rem;
}

.bs-story-hero__badge {
  flex-shrink: 0;
  width: 3.25rem;
  height: 3.25rem;
  border-radius: var(--nucleus-surface-radius, 4px);
  display: flex;
  align-items: center;
  justify-content: center;
  background: color-mix(in srgb, var(--mud-palette-primary) 12%, var(--mud-palette-surface));
  color: var(--mud-palette-primary);
}

.bs-story-hero__main {
  min-width: 0;
}

.bs-story-hero__title-row {
  display: flex;
  flex-wrap: wrap;
  align-items: flex-start;
  justify-content: space-between;
  gap: 0.5rem 1rem;
  margin-bottom: 0.35rem;
}

.bs-story-hero__title {
  font-weight: 700;
  line-height: 1.2;
  margin: 0;
  min-width: 0;
}

.bs-story-hero__owner {
  display: flex;
  align-items: center;
  gap: 0.35rem;
  flex-shrink: 0;
  margin-left: auto;
}

.bs-story-hero__owner-label {
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--mud-palette-text-secondary);
}

.bs-story-hero__owner-value {
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--mud-palette-text-primary);
}

.bs-story-hero__sub {
  margin: 0;
  color: var(--mud-palette-text-secondary);
  line-height: 1.45;
}

.bs-story-section {
  margin-bottom: 1.5rem;
}

.bs-story-section__head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.5rem;
  margin-bottom: 0.65rem;
}

.bs-story-section__title {
  margin: 0;
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.03em;
  text-transform: uppercase;
  color: var(--mud-palette-text-primary);
}

.bs-story-section__hint {
  font-size: 0.8rem;
  line-height: 1.4;
}

.bs-story-narrative {
  margin-bottom: 0;
  font-size: 0.95rem;
  line-height: 1.55;
  color: var(--mud-palette-text-primary);
}

.bs-story-narrative--muted {
  color: var(--mud-palette-text-secondary);
  font-style: italic;
}

.bs-story-rollup {
  display: flex;
  flex-direction: column;
  gap: 0.85rem;
  padding: 0.85rem 1rem;
  border: 1px solid var(--mud-palette-lines-default);
  border-radius: var(--nucleus-surface-radius, 4px);
  background: color-mix(in srgb, var(--mud-palette-background) 55%, var(--mud-palette-surface));
}

.bs-story-rollup__group {
  min-width: 0;
}

.bs-story-rollup__label {
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.03em;
  color: var(--mud-palette-text-primary);
  margin-bottom: 0.35rem;
  font-weight: 700;
  opacity: 0.88;
}

.bs-story-rollup__chips {
  display: flex;
  flex-wrap: wrap;
  gap: 0.35rem;
  align-items: center;
}

/* Outlined chip shell + primary link text (matches View step › / mud-link primary) */
.bs-story-link-chip-wrap {
  display: inline-flex;
  max-width: 100%;
}

.bs-story-link-chip.mud-chip {
  cursor: pointer;
  max-width: 100%;
}

.bs-story-link-chip.mud-chip .mud-chip-content,
.bs-story-link-chip.mud-chip-outlined .mud-chip-content,
.bs-story-link-chip.mud-chip-color-primary .mud-chip-content {
  color: var(--mud-palette-primary) !important;
  font-weight: 500;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  max-width: 18rem;
}

.bs-story-link-chip.mud-chip:hover {
  border-color: color-mix(in srgb, var(--mud-palette-primary) 45%, var(--mud-palette-lines-default));
  background: color-mix(in srgb, var(--mud-palette-primary) 7%, transparent);
}

.bs-story-link-chip.mud-chip:hover .mud-chip-content {
  text-decoration: underline;
  text-underline-offset: 2px;
}

.bs-story-link-chip.mud-chip:focus-visible {
  outline: 2px solid var(--mud-palette-primary);
  outline-offset: 2px;
}

.bs-story-link-chip--static.mud-chip {
  cursor: default;
}

.bs-story-link-chip--static.mud-chip .mud-chip-content {
  color: var(--mud-palette-text-primary);
  font-weight: 400;
}

.bs-story-link-chip--static.mud-chip:hover {
  border-color: var(--mud-palette-lines-default);
  background: transparent;
}

.bs-story-link-chip--static.mud-chip:hover .mud-chip-content {
  text-decoration: none;
}

/* MudChip Href renders as anchor; keep primary color on the host */
a.bs-story-link-chip.mud-chip,
a.bs-story-link-chip.mud-chip:visited {
  text-decoration: none;
  color: inherit;
}

.bs-story-stages-dialog__row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  width: 100%;
  align-items: flex-start;
}

.bs-story-stages-dialog__fields {
  flex: 1 1 14rem;
  min-width: 0;
}

.bs-story-stages-dialog__actions {
  display: flex;
  flex-direction: column;
  gap: 0.15rem;
  flex-shrink: 0;
}

.bs-story-stage {
  border: none;
  border-bottom: 1px solid var(--mud-palette-lines-default);
  border-radius: 0;
  margin-bottom: 0;
  background: transparent;
  overflow: visible;
  transition: none;
}

.bs-story-stage:last-child {
  border-bottom: none;
}

.bs-story-stage--open {
  box-shadow: none;
}

.bs-story-stage__header {
  display: flex;
  align-items: flex-start;
  gap: 0.15rem;
  width: 100%;
}

.bs-story-stage__toggle {
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
  flex: 1;
  min-width: 0;
  text-align: left;
  border: none;
  background: transparent;
  padding: 0.9rem 0.25rem 0.9rem 0;
  cursor: pointer;
  font: inherit;
  color: inherit;
}

.bs-story-stage__toggle:hover {
  background: color-mix(in srgb, var(--mud-palette-primary) 4%, transparent);
  border-radius: var(--nucleus-surface-radius, 4px);
}

.bs-story-stage__trailing {
  display: flex;
  align-items: center;
  gap: 0.1rem;
  flex-shrink: 0;
  margin-top: 0.55rem;
}

.bs-story-stage__edit-btn {
  opacity: 0.72;
}

.bs-story-stage__edit-btn:hover {
  opacity: 1;
}

.bs-story-stage__chevron-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border: none;
  background: transparent;
  padding: 0.25rem;
  cursor: pointer;
  color: inherit;
  border-radius: var(--nucleus-surface-radius, 4px);
}

.bs-story-stage__chevron-btn:hover {
  background: color-mix(in srgb, var(--mud-palette-primary) 8%, transparent);
}

.bs-story-stage__num {
  flex-shrink: 0;
  width: 2rem;
  height: 2rem;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 0.9rem;
  color: #fff;
}

.bs-story-stage__num--0 { background: var(--mud-palette-primary); }
.bs-story-stage__num--1 { background: var(--mud-palette-success); }
.bs-story-stage__num--2 { background: var(--mud-palette-info); }
.bs-story-stage__num--3 { background: var(--mud-palette-warning); }

.bs-story-stage__body-head {
  flex: 1;
  min-width: 0;
}

.bs-story-stage__title {
  font-weight: 700;
  font-size: 1.05rem;
  margin: 0 0 0.2rem;
  line-height: 1.3;
}

.bs-story-stage__subtitle {
  margin: 0;
  font-size: 0.875rem;
  color: var(--mud-palette-text-secondary);
  line-height: 1.4;
}

.bs-story-stage__chevron {
  flex-shrink: 0;
  opacity: 0.55;
  transition: transform 0.18s ease;
}

.bs-story-stage--open .bs-story-stage__chevron {
  transform: rotate(180deg);
}

.bs-story-stage__panel {
  padding: 0 0 1.25rem 3rem;
  animation: bs-story-fade-in 0.18s ease;
}

.bs-story-stage__story {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  margin-bottom: 1.25rem;
}

.bs-story-stage__owner {
  display: flex;
  flex-direction: column;
  gap: 0.15rem;
  font-size: 0.875rem;
}

.bs-story-stage__summary-block {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
}

.bs-story-stage__description {
  margin: 0;
  font-size: 0.9rem;
  line-height: 1.5;
  color: var(--mud-palette-text-primary);
}

.bs-story-stage__description--muted {
  color: var(--mud-palette-text-secondary);
  font-style: italic;
}

.bs-story-stage__facts {
  display: flex;
  flex-direction: column;
  gap: 0.85rem;
  margin-top: 0.65rem;
}

.bs-story-stage__facts-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.75rem 1.25rem;
}

.bs-story-stage__fact {
  font-size: 0.875rem;
  line-height: 1.45;
  min-width: 0;
}

.bs-story-stage__fact-empty {
  color: var(--mud-palette-text-secondary);
}

.bs-story-stage__ref-groups {
  display: flex;
  flex-direction: column;
  gap: 0.85rem;
  margin-top: 0.75rem;
}

.bs-story-stage__section-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.5rem;
  margin-bottom: 0.25rem;
}

.bs-story-stage__section-actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.65rem;
  flex-shrink: 0;
}

.bs-story-stage__flow-lead {
  margin: 0 0 0.35rem;
  font-size: 0.875rem;
  color: var(--mud-palette-text-secondary);
  line-height: 1.4;
}

.bs-story-stage__flow-title {
  margin: 0 0 0.35rem;
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--mud-palette-text-primary);
  line-height: 1.4;
}

.bs-story-stage__flow-summary {
  margin: 0;
  font-size: 0.9rem;
  line-height: 1.5;
  color: var(--mud-palette-text-primary);
}

.bs-story-stage__flow-section {
  margin-top: 0.15rem;
}

.bs-story-stage-map {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
}

.bs-story-stage-map__hint {
  margin: 0;
  font-size: 0.75rem;
  color: var(--mud-palette-text-secondary);
  line-height: 1.35;
}

.bs-story-stage-map__canvas {
  max-height: 14rem;
  overflow: auto;
  border: 1px solid var(--mud-palette-lines-default);
  border-radius: var(--nucleus-surface-radius, 4px);
  padding: 0.5rem;
  background: color-mix(in srgb, var(--mud-palette-background) 40%, var(--mud-palette-surface));
}

.bs-story-stage__steps-block {
  margin-top: 0.25rem;
  padding-top: 1rem;
  border-top: 1px solid var(--mud-palette-lines-default);
}

.bs-story-stage__steps-label {
  margin-bottom: 0.55rem;
}

.bs-story-steps {
  list-style: none;
  margin: 0;
  padding: 0;
  border: none;
  border-radius: 0;
  overflow: visible;
}

.bs-story-step {
  display: grid;
  grid-template-columns: 2.5rem 1fr auto;
  gap: 0.5rem 0.75rem;
  align-items: start;
  padding: 0.65rem 0;
  border-bottom: 1px solid color-mix(in srgb, var(--mud-palette-lines-default) 70%, transparent);
}

.bs-story-step:last-child {
  border-bottom: none;
}

.bs-story-step__seq {
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--mud-palette-primary);
  font-variant-numeric: tabular-nums;
}

.bs-story-step__title {
  font-weight: 600;
  font-size: 0.9rem;
  margin: 0 0 0.15rem;
}

.bs-story-step__narrative {
  margin: 0;
  font-size: 0.8rem;
  color: var(--mud-palette-text-secondary);
  line-height: 1.4;
}

.bs-story-step__actions {
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 0.25rem;
}

.bs-story-living {
  display: flex;
  align-items: flex-start;
  gap: 0.6rem;
  margin-top: 1.5rem;
  padding: 0.75rem 1rem;
  border-radius: var(--nucleus-surface-radius, 4px);
  background: color-mix(in srgb, var(--mud-palette-info) 12%, var(--mud-palette-surface));
  border: 1px solid color-mix(in srgb, var(--mud-palette-info) 28%, transparent);
  font-size: 0.85rem;
  line-height: 1.4;
  color: var(--mud-palette-text-primary);
}

.bs-story-living__icon {
  color: var(--mud-palette-info);
  flex-shrink: 0;
  margin-top: 0.1rem;
}

.bs-story-footer {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 0.5rem;
  margin-top: 0.85rem;
  font-size: 0.8rem;
  color: var(--mud-palette-text-secondary);
}

.bs-story-empty {
  padding: 1rem;
  border-radius: var(--nucleus-surface-radius, 4px);
  border: 1px dashed var(--mud-palette-lines-default);
  color: var(--mud-palette-text-secondary);
  font-size: 0.875rem;
}

.bs-story-empty-landing {
  max-width: 40rem;
  margin: 1rem auto 2rem;
  text-align: center;
  padding: 0.5rem 0.5rem 1.5rem;
}

.bs-story-empty-landing__badge {
  width: 3.5rem;
  height: 3.5rem;
  margin: 0 auto 1rem;
  border-radius: var(--nucleus-surface-radius, 4px);
  display: flex;
  align-items: center;
  justify-content: center;
  background: color-mix(in srgb, var(--mud-palette-primary) 12%, var(--mud-palette-surface));
  color: var(--mud-palette-primary);
}

.bs-story-empty-landing__title {
  font-size: 1.5rem;
  font-weight: 700;
  margin: 0 0 0.5rem;
  line-height: 1.25;
}

.bs-story-empty-landing__lead {
  margin: 0 0 1.5rem;
  color: var(--mud-palette-text-secondary);
  line-height: 1.5;
  font-size: 0.95rem;
}

.bs-story-empty-landing__cards {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  text-align: left;
}

.bs-story-empty-landing__card {
  padding: 0.85rem 1rem;
  border: 1px solid var(--mud-palette-lines-default);
  border-radius: var(--nucleus-surface-radius, 4px);
  background: color-mix(in srgb, var(--mud-palette-background) 50%, var(--mud-palette-surface));
}

.bs-story-incomplete {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  font-size: 0.8rem;
  color: var(--mud-palette-warning);
}

@media (max-width: 900px) {
  .bs-story-tree {
    width: 12rem;
  }

  .bs-story-main__scroll {
    padding: 1rem;
  }

  .bs-story-stage__panel {
    padding-left: 1rem;
  }

  .bs-story-stage__facts-row {
    grid-template-columns: 1fr;
  }

  .bs-story-step {
    grid-template-columns: 2rem 1fr;
  }

  .bs-story-step__actions {
    grid-column: 1 / -1;
    flex-direction: row;
    justify-content: flex-end;
  }
}