/* Data center explainer: flow stepper, facts, calculator. Colors come from site.css tokens. */
.k-power {
  --k: var(--power);
}
.k-water {
  --k: var(--water);
}
.k-air {
  --k: var(--air);
}
.k-heat {
  --k: var(--heat);
}
.dc-controls {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  align-items: center;
  margin: 12px 0;
}
.dc-legend {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
  font: 500 14px var(--mono);
  color: var(--muted);
}
.dc-legend i {
  display: inline-block;
  width: 18px;
  height: 4px;
  border-radius: 2px;
  background: var(--k);
  margin-right: 6px;
  vertical-align: middle;
}
.dc-story {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1.25fr);
  gap: 32px;
  margin-top: 8px;
}
.dc-fig {
  position: sticky;
  top: 76px;
  align-self: start;
  margin: 0;
}
.dc-svg {
  width: 100%;
  height: auto;
  max-height: 72vh;
}
.dc-building {
  fill: var(--sheet);
  stroke: var(--rule);
  stroke-width: 2;
  stroke-dasharray: 6 5;
}
.dc-bl {
  fill: var(--muted);
  font: 500 14px var(--mono);
}
.dc-node rect {
  fill: var(--paper);
  stroke: var(--muted);
  stroke-width: 2;
}
.dc-node text {
  fill: var(--ink);
  font: 600 17px var(--body);
}
.dc-node.on rect {
  stroke: var(--accent);
  stroke-width: 3.5;
  fill: var(--sheet);
}
.dc-link {
  fill: none;
  stroke: var(--rule);
  stroke-width: 3;
  stroke-linecap: round;
  stroke-linejoin: round;
}
.dc-link.on {
  stroke: var(--k);
  stroke-width: 4;
}
.dc-dot {
  fill: var(--k);
}
.dc-steps .dc-step {
  min-height: 62vh;
  padding: 18px 0 18px 16px;
  border-left: 4px solid transparent;
}
.dc-steps .dc-step.active {
  border-left-color: var(--accent);
}
.dc-step h3 {
  font-size: 26px;
  margin: 4px 0 8px;
}
.dc-step p {
  font-size: 18px;
  max-width: 46ch;
}
@media (max-width: 760px) {
  .dc-story {
    grid-template-columns: minmax(0, 1fr);
    gap: 0;
  }
  .dc-fig {
    order: -1;
    top: 56px;
    z-index: 2;
    background: var(--paper);
    padding-bottom: 6px;
    border-bottom: 1px solid var(--rule);
  }
  .dc-svg {
    max-height: 40vh;
  }
  .dc-node text {
    font-size: 19px;
  }
  .dc-fig figcaption {
    display: none;
  }
  .dc-steps .dc-step {
    min-height: 56vh;
  }
}
.fact .fact-big {
  font: 700 clamp(34px, 4.5vw, 48px)/1 var(--display);
  margin: 0;
}
.sub-h {
  font-size: 26px;
  margin: 36px 0 8px;
}
.dc-water {
  margin: 0;
}
.dc-water svg {
  width: 100%;
  height: auto;
  max-width: 720px;
  display: block;
}
.hw-all {
  fill: var(--wash);
  stroke: var(--rule);
}
.hw-dc {
  fill: var(--water);
}
.hw-dc2 {
  fill: var(--water);
  opacity: 0.45;
}
.dc-water text {
  fill: var(--muted);
  font: 500 13px var(--mono);
}
.dc-presets {
  margin: 18px 0;
}
.dc-summary {
  font-size: clamp(18px, 2.1vw, 21px);
  max-width: 62ch;
  min-height: 6em;
}
.dc-summary p {
  margin: 0 0 8px;
}
.dc-charts {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 18px;
  margin-top: 12px;
}
.dc-chart {
  background: var(--sheet);
  border: 1px solid var(--rule);
  border-radius: var(--radius);
  padding: 12px 12px 6px;
}
.dc-chart h3 {
  font: 600 17px var(--body);
  margin: 0 0 2px;
}
.dc-chart .unit {
  font: 500 13px var(--mono);
  color: var(--muted);
}
.dc-chart svg {
  width: 100%;
  height: auto;
  display: block;
  overflow: visible;
}
.dc-chart .axis text {
  fill: var(--muted);
  font: 500 12px var(--mono);
}
.dc-chart .axis path,
.dc-chart .axis line {
  stroke: var(--muted);
}
.dc-chart .ghost {
  fill: none;
  stroke: var(--muted);
  stroke-width: 1.5;
  opacity: 0.45;
}
.dc-chart .main {
  fill: none;
  stroke: var(--accent);
  stroke-width: 3.5;
  stroke-linejoin: round;
}
.dc-chart .ref {
  stroke: var(--muted);
  stroke-dasharray: 4 4;
}
.dc-chart .ref-l {
  fill: var(--muted);
  font: 500 12px var(--mono);
}
.dc-chart .end {
  fill: var(--accent);
}
.dc-chart .end-l {
  fill: var(--ink);
  font: 600 14px var(--body);
}
.dc-form {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(min(100%, 280px), 1fr));
  gap: 14px 22px;
  padding: 12px 0;
}
.dc-form label {
  display: grid;
  gap: 4px;
  font-size: 15px;
}
.dc-form .row {
  display: flex;
  gap: 8px;
  align-items: center;
}
.dc-form input[type="number"] {
  width: 7.5em;
  font: inherit;
  padding: 8px;
  border: 1.5px solid var(--ink);
  border-radius: 8px;
  background: var(--paper);
  color: var(--ink);
  min-height: 44px;
}
.dc-form .unit {
  font: 500 13px var(--mono);
  color: var(--muted);
}
.dc-form .none {
  font-size: 14px;
  display: flex;
  gap: 6px;
  align-items: center;
}
.dc-actions {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  align-items: center;
}
.dc-adv {
  margin-top: 18px;
  border-top: 1px solid var(--rule);
  padding-top: 6px;
}
ol.sources {
  font-size: 15px;
  display: grid;
  gap: 10px;
  padding-left: 22px;
  max-width: 90ch;
  overflow-wrap: anywhere;
}
ol.sources q {
  color: var(--muted);
}
.fn {
  font: 500 12px var(--mono);
  text-decoration: none;
}
@media (max-width: 760px) {
  .dc-charts {
    grid-template-columns: minmax(0, 1fr);
  }
  .dc-fig {
    top: 104px;
  }
  .dc-svg {
    max-height: 34vh;
  }
}
.notice {
  border-left: 4px solid var(--accent);
  padding: 8px 14px;
  background: var(--wash);
  border-radius: 0 var(--radius) var(--radius) 0;
  max-width: 70ch;
}