/* Page-scoped styles: no shared calculator or site rules are changed. */
.pressure-page .container { width: min(1400px, calc(100% - 2rem)); }
.pressure-page .analysis-intro { max-width: 880px; }
.pressure-page #pa-controls { border: 0; margin: 0; padding: 0; min-width: 0; }
.pressure-page .pa-sr-only { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip-path: inset(50%); white-space: nowrap; }
.pressure-page [hidden] { display: none !important; }
.pressure-page .pa-runtime-status { font-size: .85rem; color: var(--navy-soft); min-height: 1.5em; }
.pressure-page .pa-toolbar { display: flex; flex-wrap: wrap; align-items: center; gap: .65rem; padding: 1rem 0 1.25rem; }
.pressure-page #pa-editor { display: grid; grid-template-columns: 1fr; gap: 1rem; align-items: start; }
.pressure-page .pa-primary-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  grid-template-areas:
    "components"
    "segments";
  gap: 1rem;
  align-items: start;
}
.pressure-page .pa-components-panel { grid-area: components; }
.pressure-page .pa-segments-panel { grid-area: segments; }
.pressure-page .pa-collapsible > summary { display: flex; align-items: center; justify-content: flex-start; gap: 0; list-style: none; cursor: pointer; }
.pressure-page .pa-collapsible > summary::-webkit-details-marker { display: none; }
.pressure-page .pa-collapsible > summary::marker { content: ""; }
.pressure-page .pa-collapsible > summary::before { content: "\25BE"; flex: none; color: var(--navy); font-size: .95rem; line-height: 1; margin-right: .18rem; }
.pressure-page .pa-collapsible:not([open]) > summary::before { content: "\25B8"; }
.pressure-page .pa-collapsible > summary:focus-visible { outline: 3px solid #b9661a; outline-offset: 3px; }
.pressure-page .pa-collapsible > summary h2,
.pressure-page .pa-collapsible > summary h3,
.pressure-page .pa-collapsible > summary .pa-section-heading { margin: 0; }
.pressure-page #pa-app button { min-height: 42px; padding: .55rem .9rem; border: 1px solid var(--navy); border-radius: 5px; color: var(--navy); background: var(--offwhite); cursor: pointer; font-weight: 600; }
.pressure-page #pa-app button:hover:not(:disabled) { background: #e5ecf1; }
.pressure-page #pa-app .pa-primary { color: var(--offwhite); background: var(--navy); }
.pressure-page #pa-app .pa-primary:hover:not(:disabled) { background: var(--navy-soft); }
.pressure-page #pa-app button[aria-pressed="true"] { background: var(--navy-soft); color: white; }
.pressure-page #pa-app :disabled { opacity: .5; cursor: not-allowed; }
.pressure-page #pa-app :focus-visible, .pressure-page .back-link:focus-visible { outline: 3px solid #b9661a; outline-offset: 3px; }
.pressure-page .pa-check { display: flex; align-items: center; gap: .5rem; font-weight: 600; margin-right: .25rem; }
.pressure-page #pa-auto { accent-color: var(--navy); width: 1.2rem; height: 1.2rem; }
.pressure-page .pa-session { margin-left: auto; color: var(--muted); font-size: .78rem; }
.pressure-page .pa-panel { background: #fffcf5; border: 1px solid var(--line-soft); border-radius: 8px; padding: 1.25rem; margin: 0 0 1rem; min-width: 0; }
.pressure-page #pa-editor > .pa-panel,
.pressure-page #pa-editor > .pa-axis-panel,
.pressure-page .pa-primary-grid > .pa-panel { margin: 0; }
.pressure-page .pa-panel-span-full { grid-column: 1 / -1; }
.pressure-page .pa-section-heading { display: flex; align-items: center; gap: .7rem; margin-bottom: 1rem; }
.pressure-page h2 { color: var(--navy); font-size: 1.2rem; margin: 0; }
.pressure-page h3 { color: var(--navy); font-size: 1rem; margin: 0 0 .65rem; }
.pressure-page .pa-fields { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 1rem; }
.pressure-page .pa-fields label, .pressure-page .pa-add-row label { display: flex; flex-direction: column; gap: .4rem; color: var(--navy); font-size: .85rem; font-weight: 600; }
.pressure-page #pa-app input:not([type="checkbox"]), .pressure-page #pa-app select { width: 100%; min-width: 0; min-height: 42px; border: 1px solid #82909d; border-radius: 4px; background: white; color: var(--navy); padding: .5rem .6rem; font: inherit; }
.pressure-page #pa-app input[readonly] { background: #edf0ef; color: #535f68; }
.pressure-page .pa-help { color: #51595e; font-size: .83rem; margin: .65rem 0 1rem; line-height: 1.6; }
.pressure-page .pa-help:last-child { margin-bottom: 0; }
.pressure-page .pa-table-wrap { max-width: 100%; overflow-x: auto; overscroll-behavior-x: contain; margin: .5rem 0; border: 1px solid var(--line-soft); border-radius: 4px; }
.pressure-page .pa-table { width: 100%; border-collapse: collapse; text-align: left; font-size: .85rem; font-variant-numeric: tabular-nums; }
.pressure-page .pa-table caption { text-align: left; padding: .8rem; font-weight: 700; color: var(--navy); background: #edf0ef; }
.pressure-page .pa-table th, .pressure-page .pa-table td { padding: .6rem .7rem; border-bottom: 1px solid var(--line-soft); vertical-align: middle; }
.pressure-page .pa-table thead { color: var(--navy); background: #edf0ef; }
.pressure-page .pa-table tbody th { font-weight: 500; overflow-wrap: anywhere; }
.pressure-page .pa-table tbody tr:last-child > * { border-bottom: 0; }
.pressure-page .pa-table tbody tr:nth-child(even) { background: #f8f5ee; }
.pressure-page .pa-component-table { min-width: 850px; }
.pressure-page .pa-component-table th:nth-child(1) { width: 65px; }
.pressure-page .pa-component-table th:nth-child(3) { width: 31%; }
.pressure-page .pa-component-table th:nth-child(4) { width: 110px; }
.pressure-page .pa-component-table th:nth-child(5) { width: 200px; }
.pressure-page .pa-component-table th:nth-child(4),
.pressure-page .pa-component-table td:nth-child(4) { text-align: center; }
.pressure-page .pa-component-table td:nth-child(4) input { text-align: center; }
.pressure-page .pa-row-actions { display: flex; gap: .35rem; }
.pressure-page #pa-app .pa-row-actions button { min-width: 42px; padding: .45rem .65rem; }
.pressure-page .pa-segment-table { min-width: 970px; }
.pressure-page .pa-segment-table th:first-child { width: 28%; min-width: 210px; }
.pressure-page .pa-segment-table td { min-width: 100px; }
.pressure-page .pa-add-row { display: grid; grid-template-columns: 1fr 2fr auto; align-items: end; gap: .8rem; margin-top: 1rem; }
.pressure-page .pa-axis-panel summary { color: var(--navy); font-weight: 600; min-height: 28px; }
.pressure-page .pa-axis-panel[open] summary { margin-bottom: 1rem; }
.pressure-page .pa-axis-panel .pa-fields { grid-template-columns: repeat(4, minmax(0, 1fr)); }
.pressure-page .pa-axis-panel .pa-pump-total {
  align-self: end;
  min-height: 42px;
  justify-content: space-between;
}
.pressure-page .pa-charts-embedded { margin-top: 1rem; }
.pressure-page .pa-chart-panel { background: #fffdf8; border: 1px solid var(--line-soft); border-radius: 8px; padding: .8rem; min-width: 0; }
.pressure-page .pa-status { border-left: 3px solid var(--navy); padding: .55rem .85rem; font-size: .9rem; background: #edf0ef; }
.pressure-page .pa-error { border: 1px solid #ac3742; background: #fff0ed; color: #86252f; padding: .85rem; overflow-wrap: anywhere; }
.pressure-page .pa-warning { color: #8b3512; font-weight: 600; }
.pressure-page p.pa-warning { padding: .5rem .7rem; background: #fff0dd; border-left: 3px solid #aa571a; font-size: .83rem; }
.pressure-page .pa-result-heading { display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: 1rem; margin: 1.4rem 0 1rem; }
.pressure-page #pa-results > .pa-result-heading { margin-top: .85rem; }
.pressure-page .pa-pump-total { display: flex; align-items: baseline; gap: 1rem; padding: .8rem 1rem; background: var(--navy); color: var(--offwhite); border-radius: 5px; font-size: .8rem; }
.pressure-page .pa-pump-total output { font-size: 1.5rem; font-weight: 700; font-family: "Courier Prime", monospace; }
.pressure-page .pa-summary-table { min-width: 630px; }
.pressure-page .pa-summary-table td { white-space: nowrap; }
.pressure-page .pa-range { padding: 1rem; background: #edf0ef; border-radius: 4px; font-size: .85rem; }
.pressure-page .pa-charts { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 1rem; margin-top: 1rem; }
.pressure-page .pa-charts .pa-panel { padding: .8rem; margin-bottom: 0; }
.pressure-page .pa-chart { width: 100%; overflow: hidden; }
.pressure-page .pa-chart svg { display: block; width: 100%; max-width: 100%; height: auto; min-width: 0; }
.pressure-page .pa-chart svg text { fill: #102a47; font-family: "Archivo", Arial, sans-serif; font-size: 12px; }
.pressure-page .pa-chart svg .pa-tick { font-size: 10px; }
.pressure-page .pa-chart svg .pa-chart-title { font-size: 13px; font-weight: 600; }
.pressure-page .pa-chart svg .pa-node-label { font-size: 11px; font-weight: 700; paint-order: stroke; stroke: #fffdf8; stroke-width: 3px; }
.pressure-page .pa-legend { display: flex; flex-wrap: wrap; gap: .5rem 1rem; margin: .85rem 0; font-size: .78rem; }
.pressure-page .pa-key { display: inline-flex; align-items: center; gap: .4rem; }
.pressure-page .pa-key::before { content: ""; width: 24px; border-top: 3px solid; }
.pressure-page .pa-suction::before { border-color: #19724c; }
.pressure-page .pa-discharge::before { border-color: #c15b15; }
.pressure-page .pa-limit::before { border-color: #b52b36; border-top-style: dashed; }
.pressure-page .pa-threshold::before { border-color: #7151a0; border-top-style: dotted; }
.pressure-page .pa-selected::before { border-color: #467d2c; border-top-style: dashed; }
.pressure-page #pa-node-results .pa-table { min-width: 650px; }
.pressure-page .pa-engineering-note { border-top: 2px solid var(--line); margin: 2rem 0; padding-top: 1.3rem; font-size: .85rem; color: #51595e; }
.pressure-page .pa-engineering-note h2 { font-size: 1rem; }
.pressure-page .pa-engineering-note > summary { color: var(--navy); }
.pressure-page .pa-engineering-note[open] > summary { margin-bottom: 1rem; }
.pressure-page .pa-focused .pa-charts { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.pressure-page .pa-focused .pa-chart svg { max-height: 65vh; }
@media (max-width: 860px) {
  .pressure-page .pa-fields { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .pressure-page .pa-session { width: 100%; margin-left: 0; }
}
@media (max-width: 600px) {
  .pressure-page .pa-panel { padding: .85rem; }
  .pressure-page .pa-charts { grid-template-columns: 1fr; }
  .pressure-page .pa-fields, .pressure-page .pa-axis-panel .pa-fields, .pressure-page .pa-add-row { grid-template-columns: 1fr; }
  .pressure-page .pa-pump-total { width: 100%; justify-content: space-between; gap: .5rem; }
  .pressure-page .pa-toolbar { gap: .5rem; }
}
@media print {
  @page { size: landscape; margin: 12mm; }
  .pressure-page { background: white; color: black; font-size: 10pt; print-color-adjust: exact; -webkit-print-color-adjust: exact; }
  .pressure-page .top-bar, .pressure-page .bottom-bar, .pressure-page .back-link,
  .pressure-page .pa-runtime-status, .pressure-page .pa-toolbar, .pressure-page .pa-axis-panel,
  .pressure-page .pa-add-row, .pressure-page .pa-row-actions, .pressure-page #pa-editor-status { display: none !important; }
  .pressure-page .analysis-main { padding: 0 !important; }
  .pressure-page .site-main { min-height: 0; }
  .pressure-page .container { width: 100%; max-width: none; }
  .pressure-page #pa-editor[hidden] { display: block !important; }
  .pressure-page #pa-editor { display: block; }
  .pressure-page .pa-primary-grid { display: block; }
  .pressure-page .pa-panel { box-shadow: none; padding: 8px; break-inside: avoid; }
  .pressure-page .pa-fields { grid-template-columns: repeat(3, 1fr); gap: 6px; }
  .pressure-page .pa-table-wrap, .pressure-page .pa-chart { overflow: visible; border: 0; }
  .pressure-page .pa-table, .pressure-page .pa-chart svg { min-width: 0 !important; }
  .pressure-page .pa-table { table-layout: fixed; font-size: 8pt; }
  .pressure-page .pa-table td, .pressure-page .pa-table th { padding: 4px; min-width: 0; width: auto; overflow-wrap: anywhere; white-space: normal; }
  .pressure-page .pa-component-table tr > :last-child { display: none; }
  .pressure-page #pa-app input:not([type="checkbox"]), .pressure-page #pa-app select { border: 0; min-height: 0; padding: 0; background: transparent; }
  .pressure-page .pa-charts, .pressure-page .pa-focused .pa-charts { grid-template-columns: 1fr 1fr; gap: 8px; break-inside: avoid; }
  .pressure-page .pa-chart svg, .pressure-page .pa-focused .pa-chart svg { width: 100%; max-height: none; }
  .pressure-page .pa-result-heading, .pressure-page h2, .pressure-page h3 { break-after: avoid; }
  .pressure-page #pa-results { break-before: page; }
  .pressure-page tr { break-inside: avoid; }
  .pressure-page .pa-engineering-note { font-size: 8pt; }
}