@import url("./guide.css");

.task-question { margin: 12px 0 0; font-size: 1rem; font-weight: 600; }
.page sub, .page sup { font-size: 70%; line-height: 0; position: relative; vertical-align: baseline; }
.page sub { bottom: -.3em; }
.page sup { top: -.55em; }
.page math { font-family: math; }
.page math.inline-math { font-size: 1.05em; }
.page h1 { overflow-wrap: anywhere; }
.graduate-section .quantity-input input { padding-right: 90px; }
.graduate-section .graduate-controls label { font-size: .92rem; }
.graduate-section textarea { margin-bottom: 16px; }
.graduate-section label { margin-top: 18px; }
.graduate-section details { margin: 16px 0; }
.graduate-section summary { min-height: 44px; padding: 9px 0; cursor: pointer; font-weight: 600; }
.graduate-section table th:nth-child(2), .graduate-section table td:nth-child(2) { white-space: normal; min-width: 200px; text-align: left; }
.graduate-section .graduate-metrics dd { overflow-wrap: anywhere; }
.phase-picture { margin: 22px 0; }
.process-sketch { display: block; width: 100%; max-width: 760px; height: auto; margin: 10px auto 16px; }
.sketch-feed { fill: var(--paper); stroke: var(--ink); stroke-width: 2; }
.sketch-pipe, .sketch-drum { fill: none; stroke: var(--ink); stroke-width: 2.5; }
.sketch-arrow { fill: var(--ink); }
.sketch-vapor-fill { fill: var(--soft-sand); }
.sketch-liquid-fill { fill: var(--soft-teal); }
.sketch-liquid-surface { fill: none; stroke: var(--teal); stroke-width: 2; }
.sketch-vapor-dots { fill: var(--amber); }
.sketch-label { fill: var(--ink); text-anchor: middle; font-size: 21px; font-weight: 600; }
.picture-key { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 12px; }
.picture-key > div { border-top: 2px solid var(--border); padding-top: 10px; }
.picture-key p { margin: 5px 0 0; font-size: .9rem; }
.phase-picture figcaption { margin-top: 15px; font-size: .88rem; color: var(--muted); }
.vle-experiment-grid { grid-template-columns: minmax(360px, .84fr) minmax(0, 1.16fr); }
.feed-inputs { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
.feed-inputs .feed-fraction { grid-column: 1 / -1; }
.feed-inputs .quantity-input input { padding-right: 75px; }
.input-help { font-size: .85rem; color: var(--muted); margin-top: 6px; margin-bottom: 0; }
.component-key { display: flex; flex-wrap: wrap; gap: 8px 25px; padding: 15px 0; font-size: .88rem; }
.component-key strong { display: block; font-size: 1rem; }
.property-summary { border-top: 1px solid var(--border); border-bottom: 1px solid var(--border); padding: 15px 0; }
.property-summary h3 { font-size: 1.1rem; margin-bottom: 8px; }
.saturation-symbol-key { display: flex; flex-wrap: wrap; align-items: baseline; gap: 5px 14px; margin-bottom: 10px; }
.math-symbol { font-family: "Source Serif 4", Georgia, serif; font-size: 1.2rem; }
.saturation-symbol-key > span:last-child { font-size: .83rem; color: var(--muted); }
.saturation-definition { font-size: .92rem; margin-bottom: 10px; }
.pure-equilibrium-picture { margin: 12px 0 16px; padding: 10px; border: 1px solid var(--border); border-radius: 6px; }
.pure-equilibrium-picture svg { display: block; width: 100%; max-width: 350px; height: auto; margin: 0 auto 6px; }
.pure-phase-label { fill: var(--ink); font-size: 21px; font-weight: 600; }
.pure-equilibrium-picture figcaption { text-align: center; font-size: .82rem; }
.saturation-temperature { font-weight: 600; margin-bottom: 10px; }
.property-values { font-size: .94rem; }
.saturation-cards { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 10px; margin: 0; }
.saturation-cards > div { padding: 12px; border: 1px solid var(--teal); border-radius: 6px; background: var(--soft-teal); min-width: 0; }
.saturation-component { display: block; font-size: .82rem; margin-bottom: 8px; overflow-wrap: anywhere; }
.saturation-component strong { display: block; font-size: .94rem; }
.saturation-cards dd { font-size: 1.6rem; font-weight: 600; margin: 6px 0 0; overflow-wrap: anywhere; }
.saturation-cards dd > span { font-size: .88rem; font-weight: 400; }
.property-method { font-size: .85rem; color: var(--muted); margin: 10px 0; }
.pressure-context { border-left: 3px solid var(--amber); padding-left: 10px; font-size: .88rem; margin-bottom: 12px; }
.property-data { font-size: .87rem; }
.property-data summary { padding: 10px 0; min-height: 44px; font-weight: 600; cursor: pointer; }
.property-data h4 { font-size: .92rem; margin: 14px 0 6px; }
.property-data p, .property-data dl { margin-bottom: 8px; }
.property-data .correlation-equation, .property-data .property-equation { overflow-wrap: anywhere; font-family: "Source Serif 4", Georgia, serif; }
.property-data .property-equation-card + .property-equation-card { margin-top: 14px; padding-top: 2px; border-top: 1px solid var(--border); }
.property-data ul { padding-left: 20px; }
.property-values table { font-size: .87rem; }
.property-values td, .property-values th { padding: 6px 8px; white-space: normal; min-width: 0; }
.parameter-fields { margin-top: 15px; }
.parameter-fields label { margin-top: 10px; }
.advanced > select { margin-bottom: 8px; }
.advanced > label { margin-top: 15px; }
.route-note { margin-top: 16px; padding: 14px; background: var(--soft-sand); border-left: 3px solid var(--amber); }
.route-note p { margin: 0 0 8px; }
.route-note p:last-child { margin-bottom: 0; }
.phase-result { font-family: "Source Serif 4", Georgia, serif; font-size: clamp(1.8rem, 3vw, 2.5rem); line-height: 1.2; margin: 24px 0 10px; }
.composition-metrics { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; margin: 22px 0; }
.composition-metrics > div { border: 1px solid var(--border); border-radius: 6px; padding: 14px; min-width: 0; }
.composition-metrics > div:last-child { grid-column: 1 / -1; background: var(--soft-teal); }
.composition-metrics dt { font-size: .88rem; }
.composition-metrics dd { margin: 6px 0; font-size: clamp(1.5rem, 2.5vw, 2.1rem); line-height: 1.2; font-weight: 600; font-variant-numeric: tabular-nums; overflow-wrap: anywhere; }
.composition-metrics p { font-size: .83rem; color: var(--muted); margin-bottom: 0; }
.phase-amounts { display: grid; grid-template-columns: 1fr 1fr; gap: 15px; margin-bottom: 20px; }
.phase-amounts dt { font-size: .9rem; }
.phase-amounts dd { font-size: 1.3rem; font-weight: 600; margin: 6px 0 0; overflow-wrap: anywhere; }
.phase-amounts dd span { font-size: .87rem; font-weight: 400; }
.boundary-metrics { margin: 0 0 20px; }
.boundary-metrics > div { display: flex; justify-content: space-between; align-items: baseline; gap: 15px; border-top: 1px solid var(--border); padding: 12px 0; }
.boundary-metrics dt { font-size: .91rem; }
.boundary-metrics dt span { display: block; color: var(--muted); font-size: .87rem; }
.boundary-metrics dd { font-size: 1.15rem; font-weight: 600; margin: 0; white-space: nowrap; }
.boundary-metrics dd span { font-size: .83rem; font-weight: 400; }
.balance-readout { display: flex; justify-content: space-between; align-items: baseline; flex-wrap: wrap; gap: 5px 12px; margin-bottom: 22px; font-size: .9rem; }
.balance-readout output { font-variant-numeric: tabular-nums; }
.balance-readout > span { width: 100%; color: var(--muted); font-size: .85rem; }
.vle-experiment-grid .calculation-check { margin-bottom: 12px; }
.vle-experiment-grid .save-case-row { margin-top: 18px; }
.diagram-panel { margin-top: 22px; }
.vle-chart { width: 100%; min-height: 420px; }
.chart-note { font-size: .92rem; margin-top: 12px; }
.diagram-panel summary { min-height: 44px; padding: 10px 0; cursor: pointer; font-weight: 600; }
.investigation-steps { padding-left: 23px; margin-bottom: 24px; }
.investigation-steps li + li { margin-top: 8px; }
.vle-experiment-grid .advanced ul { padding-left: 20px; }
#property-sources { margin-top: 12px; overflow-wrap: anywhere; }

@media (max-width: 950px) {
  .vle-experiment-grid { grid-template-columns: 1fr; }
}

@media (max-width: 600px) {
  .graduate-section .quantity-input input { padding-right: 12px; }
  .saturation-cards { grid-template-columns: 1fr; }
  .picture-key { grid-template-columns: 1fr; gap: 10px; }
  .process-sketch { min-height: 96px; }
  .feed-inputs { grid-template-columns: 1fr; gap: 16px; }
  .feed-inputs .quantity-input input { padding-right: 12px; }
  .vle-chart { min-height: 340px; }
  .composition-metrics { grid-template-columns: 1fr; gap: 8px; }
  .composition-metrics > div { padding: 12px 10px; }
  .composition-metrics dt { font-size: .84rem; }
  .composition-metrics p { font-size: .8rem; }
  .boundary-metrics > div { flex-wrap: wrap; gap: 6px; }
  .boundary-metrics dt { flex: 1 1 180px; }
  .phase-amounts { gap: 8px; }
}