/* FieldBase Project Builder Collapsible Sections - rev 1.6.8.3.133 */
.project-builder-shell .fb-builder-collapsible-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 12px;
  margin: -4px -4px 10px;
  padding: 8px;
  border-radius: 16px;
  cursor: pointer;
  transition: background 140ms ease, border-color 140ms ease;
}

.project-builder-shell .fb-builder-collapsible-header:hover {
  background: rgba(96, 165, 250, 0.07);
}

.fb-builder-panel-heading-copy {
  min-width: 0;
  flex: 1 1 auto;
}

.fb-builder-collapse-toggle {
  flex: 0 0 auto;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  min-height: 38px;
  padding: 8px 12px;
  border-radius: 999px;
  border: 1px solid rgba(96, 165, 250, 0.28);
  background: rgba(96, 165, 250, 0.10);
  color: var(--text);
  font-weight: 900;
  font-size: 0.82rem;
  cursor: pointer;
}

.fb-builder-collapse-toggle:focus-visible {
  outline: 3px solid rgba(96, 165, 250, 0.35);
  outline-offset: 2px;
}

.fb-builder-chevron {
  display: inline-block;
  line-height: 1;
  transition: transform 150ms ease;
}

.fb-builder-panel-expanded .fb-builder-chevron {
  transform: rotate(180deg);
}

.fb-project-panel-body {
  overflow: hidden;
  transition: max-height 180ms ease, opacity 140ms ease, transform 140ms ease, margin-top 140ms ease;
  max-height: 2800px;
  opacity: 1;
  transform: translateY(0);
}

.fb-builder-panel-collapsed .fb-project-panel-body {
  max-height: 0;
  opacity: 0;
  pointer-events: none;
  transform: translateY(-4px);
  margin-top: 0;
}

.fb-builder-panel-collapsed {
  padding-bottom: 10px;
}

.fb-builder-panel-collapsed .fb-builder-collapsible-header {
  margin-bottom: 0;
}

.fb-project-builder-collapse-actions {
  width: 100%;
  display: flex;
  justify-content: flex-end;
  gap: 10px;
  flex-wrap: wrap;
  margin-top: 6px;
}

body.light-theme .fb-builder-collapse-toggle,
html.fb-light-preload body .fb-builder-collapse-toggle {
  background: rgba(37, 99, 235, 0.08);
  border-color: rgba(37, 99, 235, 0.22);
}

@media (max-width: 760px) {
  .project-builder-shell {
    padding: 12px;
  }

  .project-builder-shell .builder-header {
    gap: 10px;
  }

  .project-builder-shell .builder-header h2 {
    font-size: 1.35rem;
  }

  .project-builder-shell .fb-builder-collapsible-header {
    align-items: center;
    padding: 10px;
    gap: 8px;
  }

  .project-builder-shell .panel-header h3 {
    font-size: 1rem;
    margin-bottom: 3px;
  }

  .project-builder-shell .panel-header p {
    font-size: 0.84rem;
    line-height: 1.35;
  }

  .fb-builder-collapse-toggle {
    min-height: 34px;
    padding: 7px 10px;
    font-size: 0.76rem;
  }

  .fb-project-builder-collapse-actions {
    justify-content: stretch;
  }

  .fb-project-builder-collapse-actions .small-btn {
    flex: 1 1 160px;
    min-width: 0;
  }

  .builder-stack {
    gap: 10px;
  }

  .builder-panel {
    border-radius: 16px;
    padding: 12px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .fb-project-panel-body,
  .fb-builder-chevron,
  .project-builder-shell .fb-builder-collapsible-header {
    transition: none !important;
  }
}