.plumbing-planner {
  --pp-ink: #24343a;
  --pp-muted: #596970;
  --pp-line: #d5dedf;
  --pp-accent: #176b58;
  container-type: inline-size;
  box-sizing: border-box;
  color: var(--pp-ink);
  background: #fff;
  font: 400 14px/1.45 system-ui, sans-serif;
  letter-spacing: 0;
  min-width: 0;
  width: 100%;
  padding: 16px;
  text-align: left;
  overflow-wrap: anywhere;
}
.plumbing-planner *, .plumbing-planner *::before, .plumbing-planner *::after { box-sizing: border-box; letter-spacing: 0; }
.plumbing-planner :is(h3, h4, h5, p, ul, dl) { margin: 0; }
.plumbing-planner .pp-header, .plumbing-planner .pp-actions, .plumbing-planner .pp-proposal-heading {
  display: flex;
  gap: 8px;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
}
.plumbing-planner .pp-title { font-size: 19px; line-height: 1.3; font-weight: 700; }
.plumbing-planner .pp-heading { font-size: 14px; line-height: 1.4; font-weight: 700; margin-bottom: 10px; }
.plumbing-planner .pp-actions { justify-content: flex-start; }
.plumbing-planner .pp-button {
  appearance: none;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 40px;
  min-width: 40px;
  max-width: 100%;
  padding: 8px 12px;
  border: 1px solid #aabbbd;
  border-radius: 4px;
  background: #fff;
  color: var(--pp-ink);
  font: 600 13px/1.35 system-ui, sans-serif;
  white-space: normal;
  overflow-wrap: anywhere;
  text-transform: none;
  cursor: pointer;
  box-shadow: none;
}
.plumbing-planner .pp-button:hover:not(:disabled) { background: #eef5f3; border-color: var(--pp-accent); }
.plumbing-planner :is(button, input, select, summary):focus-visible { outline: 3px solid #287da1; outline-offset: 2px; }
.plumbing-planner :is(button, input, select):disabled { opacity: .55; cursor: not-allowed; }
.plumbing-planner .pp-metrics { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 12px; margin: 16px 0 8px; }
.plumbing-planner .pp-metric { display: flex; gap: 2px; flex-direction: column; min-width: 0; }
.plumbing-planner .pp-metric strong { font-size: 20px; line-height: 1.2; font-variant-numeric: tabular-nums; }
.plumbing-planner .pp-metric span { font-size: 12px; color: var(--pp-muted); }
.plumbing-planner .pp-pass, .plumbing-planner .pp-approved { color: #176545; }
.plumbing-planner .pp-unknown, .plumbing-planner .pp-stale { color: #81570b; }
.plumbing-planner .pp-conflict, .plumbing-planner .pp-error { color: #a12c37; }
.plumbing-planner .pp-proposed { color: #226281; }
.plumbing-planner .pp-progress { display: block; width: 100%; height: 6px; border: 0; border-radius: 0; accent-color: var(--pp-accent); background: #e7eded; }
.plumbing-planner .pp-progress::-webkit-progress-bar { background: #e7eded; }
.plumbing-planner .pp-progress::-webkit-progress-value { background: var(--pp-accent); }
.plumbing-planner .pp-meta { color: var(--pp-muted); font-size: 12px; margin-top: 8px; }
.plumbing-planner .pp-limitation { color: var(--pp-muted); font-size: 12px; margin-top: 6px; }
.plumbing-planner .pp-notice { font-size: 13px; margin-top: 8px; min-height: 19px; }
.plumbing-planner .pp-section { border-top: 1px solid var(--pp-line); margin-top: 14px; padding-top: 14px; }
.plumbing-planner .pp-assignment { display: grid; grid-template-columns: minmax(0, 1fr) minmax(120px, .7fr) auto; gap: 8px; align-items: end; }
.plumbing-planner .pp-field { display: flex; flex-direction: column; gap: 5px; min-width: 0; margin: 0; }
.plumbing-planner .pp-field-label { font-size: 12px; font-weight: 600; color: var(--pp-muted); }
.plumbing-planner .pp-control {
  display: block;
  width: 100%;
  min-width: 0;
  min-height: 40px;
  border: 1px solid #aabbbd;
  border-radius: 4px;
  background-color: #fff;
  color: var(--pp-ink);
  padding: 8px;
  font: 400 14px/1.4 system-ui, sans-serif;
  text-overflow: ellipsis;
  box-shadow: none;
}
.plumbing-planner .pp-control[aria-invalid="true"] { border-color: #a12c37; }
.plumbing-planner .pp-fixture-navigation { display: grid; grid-template-columns: minmax(0, 1fr) auto; align-items: end; gap: 8px; margin-bottom: 12px; }
.plumbing-planner .pp-questions { margin-top: 16px; display: grid; gap: 12px; }
.plumbing-planner .pp-questions .pp-heading { margin-bottom: 0; }
.plumbing-planner .pp-question-progress { font-size: 12px; color: var(--pp-muted); font-variant-numeric: tabular-nums; }
.plumbing-planner .pp-question-navigation { display: flex; justify-content: space-between; gap: 12px; }
.plumbing-planner .pp-review { margin-top: 10px; min-width: 0; }
.plumbing-planner .pp-review summary { cursor: pointer; min-height: 40px; padding: 8px 0; font-size: 13px; font-weight: 600; }
.plumbing-planner .pp-answer-review dt { font-size: 12px; color: var(--pp-muted); padding-top: 10px; }
.plumbing-planner .pp-answer-review dd { display: flex; align-items: center; justify-content: space-between; gap: 12px; margin: 0; padding: 5px 0 10px; border-bottom: 1px solid #e7eded; font-size: 13px; }
.plumbing-planner .pp-answer-review dd span { min-width: 0; }
.plumbing-planner .pp-answer-review .pp-button { flex-shrink: 0; }
.plumbing-planner .pp-empty { font-size: 13px; color: var(--pp-muted); }
.plumbing-planner .pp-checks { list-style: none; padding: 0; margin-top: 16px; }
.plumbing-planner .pp-check { display: grid; grid-template-columns: 72px minmax(0, 1fr); gap: 8px; padding: 8px 0; border-top: 1px solid #e7eded; font-size: 13px; }
.plumbing-planner .pp-status { font-size: 10px; line-height: 1.6; font-weight: 750; }
.plumbing-planner .pp-proposals { border-top: 1px solid var(--pp-line); margin-top: 14px; padding-top: 14px; }
.plumbing-planner .pp-proposal { padding: 12px 0; border-bottom: 1px solid #e7eded; }
.plumbing-planner .pp-proposal-heading { align-items: baseline; }
.plumbing-planner .pp-proposal h5 { font-size: 13px; font-weight: 650; }
.plumbing-planner .pp-proposals > .pp-button { margin-top: 12px; }
.plumbing-planner .pp-coordinates { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: 3px 12px; font-size: 12px; margin: 8px 0 12px; }
.plumbing-planner .pp-coordinates dt { color: var(--pp-muted); }
.plumbing-planner .pp-coordinates dd { margin: 0; font-variant-numeric: tabular-nums; }
.plumbing-planner .pp-comparison { width: 100%; table-layout: fixed; border-collapse: collapse; margin: 10px 0; font-size: 12px; }
.plumbing-planner .pp-comparison caption { text-align: left; color: var(--pp-muted); margin-bottom: 6px; }
.plumbing-planner .pp-comparison :is(th, td) { padding: 7px 5px; text-align: left; vertical-align: top; border-bottom: 1px solid #e7eded; overflow-wrap: anywhere; }
.plumbing-planner .pp-comparison th { font-weight: 600; }
.plumbing-planner .pp-comparison td { font-variant-numeric: tabular-nums; }
.plumbing-planner .pp-existing { padding: 10px 0; border-bottom: 1px solid #e7eded; font-size: 12px; color: var(--pp-muted); }
.plumbing-planner .pp-existing .pp-button { margin-top: 8px; }
.plumbing-planner .pp-fixed-editor { margin-top: 12px; }
.plumbing-planner .pp-fixed-editor summary { cursor: pointer; min-height: 40px; padding: 8px 0; font-weight: 600; }
.plumbing-planner .pp-fixed-fields { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 12px; margin: 10px 0 14px; }
@container (max-width: 420px) {
  .plumbing-planner .pp-assignment, .plumbing-planner .pp-fixture-navigation, .plumbing-planner .pp-fixed-fields { grid-template-columns: minmax(0, 1fr); }
  .plumbing-planner .pp-assignment > .pp-button, .plumbing-planner .pp-fixture-navigation > .pp-button { justify-self: start; }
  .plumbing-planner .pp-control { font-size: 16px; }
}
@media (max-width: 480px) {
  .plumbing-planner { padding: 12px; }
  .plumbing-planner .pp-button { min-height: 44px; }
}