.air-card-art {
  position: relative;
  height: 160px;
  overflow: hidden;
  border: 1px solid var(--site-border);
  background: radial-gradient(ellipse at 70% 25%, #274332, #101b16 70%);
}
.air-card-art::before, .air-card-art::after, .air-card-art span {
  position: absolute;
  display: block;
  width: 130%;
  height: 65px;
  left: -15%;
  border: 2px solid transparent;
  border-top-color: #8bd9a4;
  border-radius: 50%;
  content: "";
  transform: rotate(-8deg);
}
.air-card-art::before { top: 44px; }
.air-card-art::after { top: 82px; border-top-color: #78a9c9; }
.air-card-art span:first-child { top: 58px; opacity: .6; }
.air-card-art span:nth-child(2) { top: 106px; border-top-color: #78a9c9; opacity: .55; }
.air-card-art span:nth-child(3) { top: 23px; opacity: .35; }
.ambient-page { font-size: 18px; }
.ambient-page .nav-button, .ambient-page .nav-button.is-current { font-size: .905rem; }
.ambient-page .footer-brand { font-size: .845rem; }
.ambient-page .back-link { font-size: .865rem; }
.ambient-page .ambient-main > .container { width: min(1240px, calc(100% - 2.5rem)); }
.ambient-page .back-link { display: inline-block; margin-bottom: 2rem; }
.ambient-heading { display: flex; justify-content: space-between; align-items: end; gap: 1.5rem; padding-bottom: 2rem; margin-bottom: 1.5rem; border-bottom: 1px solid var(--site-border); }
.ambient-eyebrow, .ambient-section-heading > span, .ambient-design-part span { font-size: .825rem; font-weight: 700; letter-spacing: .13em; color: var(--site-accent); }
.ambient-eyebrow { margin: 0 0 .7rem; }
.ambient-heading .analysis-title { margin: 0 0 .7rem; font-size: clamp(2.725rem, calc(5vw + 2px), 4.625rem); line-height: 1.1; letter-spacing: -.045em; }
.ambient-heading .analysis-intro { margin: 0; font-size: 1.125rem; line-height: 1.55; }
.ambient-panel { padding: clamp(1.1rem, 3vw, 2rem); margin-bottom: 1.3rem; border: 1px solid var(--site-border); background: var(--site-surface); }
.ambient-section-heading { display: flex; justify-content: space-between; align-items: center; gap: 1rem; padding-bottom: 1.25rem; margin-bottom: 1.4rem; border-bottom: 1px solid var(--site-border); }
.ambient-section-heading h2 { margin: 0; color: var(--site-ink); font-size: 1.475rem; letter-spacing: -.025em; }
.ambient-station-heading .ambient-upload { margin-left: auto; }
.ambient-profile-heading .ambient-metric { display: flex; align-items: center; gap: .75rem; width: auto; margin-left: auto; white-space: nowrap; }
.ambient-profile-heading .ambient-metric select { width: min(240px, 45vw); min-width: 0; text-align: center; }
.ambient-chart-controls-section { margin-top: 1.5rem; padding-top: 1.25rem; border-top: 1px solid var(--site-border); }
.ambient-chart-controls-section h3 { margin: 0 0 1rem; color: var(--site-ink); font-size: 1.125rem; font-weight: 600; }
.ambient-chart-controls { display: grid; grid-template-columns: minmax(0, 270px) auto minmax(0, 470px); align-items: end; gap: 1rem 2rem; }
.ambient-chart-controls .ambient-smoothing, .ambient-axis-controls .ambient-axis-bound { display: flex; align-items: center; gap: .75rem; min-width: 0; white-space: nowrap; }
.ambient-chart-controls .ambient-smoothing input { flex: 1; width: 0; min-width: 0; max-width: none; text-align: center; }
.ambient-axis-controls { display: grid; grid-template-columns: auto repeat(2, minmax(0, 1fr)); align-items: end; gap: 1rem; min-width: 0; }
.ambient-chart-controls .ambient-axis-bound input { flex: 1; width: 0; min-width: 0; max-width: none; }
.ambient-chart-controls .ambient-axis-bound input:disabled { opacity: .45; cursor: not-allowed; }
.ambient-axis-error { margin: .75rem 0 0; color: #f1ad9b; font-size: .945rem; }
.ambient-axis-error:empty { display: none; }
.ambient-show-unsmoothed { display: inline-flex; align-items: center; gap: .5rem; min-height: 44px; color: var(--site-muted); font-size: .925rem; white-space: nowrap; cursor: pointer; }
.ambient-show-unsmoothed input { accent-color: var(--site-accent); }
.ambient-controls { display: grid; grid-template-columns: minmax(200px, 1.8fr) minmax(150px, 1fr); gap: 1rem; }
.ambient-field { display: grid; gap: .55rem; color: var(--site-ink); font-size: .905rem; font-weight: 600; }
.ambient-field select, .ambient-field input { width: 100%; min-height: 44px; padding: .65rem .75rem; border: 1px solid var(--navy-soft); border-radius: 0; background: var(--navy-soft); color: var(--site-bg); font: inherit; color-scheme: dark; }
.ambient-field select option { background: var(--site-bg); color: var(--site-ink); }
.ambient-profile-heading #chart-metric { font-weight: 700; }
.ambient-smoothing { width: min(240px, 100%); flex: 0 1 240px; }
.ambient-smoothing input { max-width: 140px; }
.ambient-field select:disabled { opacity: .7; }
.ambient-upload, .ambient-export { display: inline-flex; align-items: center; min-height: 43px; padding: .65rem 1rem; border: 1px solid var(--site-accent); background: transparent; color: var(--site-accent); font: 700 .925rem 'Archivo', Arial, sans-serif; cursor: pointer; }
.ambient-upload:hover, .ambient-export:hover:not(:disabled) { background: var(--site-raised); }
.ambient-upload { border-color: var(--navy-soft); background: var(--navy-soft); color: var(--site-bg); }
.ambient-upload:hover { background: var(--navy-soft); filter: brightness(.9); }
.ambient-upload input { position: absolute; width: 1px; height: 1px; opacity: 0; }
.ambient-upload:focus-within { outline: 3px solid var(--site-accent); outline-offset: 3px; }
.ambient-export { background: var(--site-accent); color: var(--site-bg); }
.ambient-export:disabled { cursor: not-allowed; opacity: .5; }
.ambient-help, .ambient-status, .ambient-chart-caption, .ambient-disclaimer { max-width: 90ch; margin: .7rem 0 0; color: var(--site-muted); font-size: .945rem; line-height: 1.65; }
.ambient-status { color: var(--site-accent); }
.ambient-status:empty { display: none; }
.ambient-status.is-error { color: #f1ad9b; }
.ambient-plot-controls { display: flex; align-items: center; justify-content: center; margin-bottom: 1rem; }
.ambient-metric { width: min(290px, 100%); }
.ambient-legend { display: flex; flex-wrap: wrap; align-items: center; gap: 1.5rem; margin-bottom: 1rem; font-size: .925rem; }
.ambient-plot-controls .ambient-legend { justify-content: center; margin-bottom: 0; }
.ambient-plot-controls .ambient-legend label { margin-left: 0; }
.ambient-legend > span::before { display: inline-block; width: 1.4rem; height: 3px; margin: 0 .5rem .2rem 0; content: ""; vertical-align: middle; }
.ambient-legend .primary::before { background: var(--metric-color, #f07171); }
.ambient-legend .wet::before { background: #84bdf1; }
.ambient-legend .wet[hidden] { display: none; }
.ambient-legend label { margin-left: auto; color: var(--site-muted); cursor: pointer; }
.ambient-legend input { accent-color: var(--site-accent); }
.ambient-chart-wrap { position: relative; min-height: 370px; border: 1px solid var(--site-border); background: #0b110d; }
.ambient-chart-wrap canvas { display: block; width: 100%; height: 370px; cursor: crosshair; }
.ambient-tooltip { position: absolute; z-index: 2; padding: .65rem .8rem; border: 1px solid var(--site-border); background: #172119; color: var(--site-ink); font-size: .875rem; line-height: 1.6; white-space: nowrap; pointer-events: none; box-shadow: 0 8px 24px #0008; }
.ambient-design-stats { display: grid; grid-template-columns: minmax(0, 2fr) minmax(0, 1fr); width: min(100%, 1000px); margin-inline: auto; gap: 1.5rem; }
.ambient-design-group { display: grid; grid-template-rows: auto 1fr; gap: .75rem; min-width: 0; }
.ambient-design-group--cooling { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.ambient-design-group--heating { grid-template-columns: minmax(0, 1fr); }
.ambient-design-group--heating .ambient-design-card { width: 50%; justify-self: center; }
.ambient-design-heading { grid-column: 1 / -1; margin: 0; padding: 0 0 .6rem; color: var(--site-ink); font-size: 1.125rem; font-weight: 600; text-align: center; }
.ambient-design-group--heating .ambient-design-heading { width: 50%; justify-self: center; }
.ambient-design-card { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); border: 1px solid var(--site-border); background: var(--site-surface); }
.ambient-design-card--single { grid-template-columns: 1fr; }
.ambient-design-part { display: flex; flex-direction: column; justify-content: space-between; gap: .85rem; min-width: 0; padding: clamp(.85rem, 1.8vw, 1.5rem); text-align: center; }
.ambient-design-part + .ambient-design-part { border-left: 1px solid var(--site-border); }
.ambient-design-part:first-child span { font-size: 1.125rem; }
.ambient-design-card > .ambient-design-part:first-child > span { color: #fff; }
.ambient-design-group--cooling > .ambient-design-card:nth-of-type(1) > .ambient-design-part:first-child > span { color: #f07171; }
.ambient-design-group--cooling > .ambient-design-card:nth-of-type(2) > .ambient-design-part:first-child > span { color: #84bdf1; }
.ambient-design-part + .ambient-design-part span { color: #b9c2bb; }
.ambient-design-part strong { color: var(--site-ink); font-size: clamp(.8925rem, calc(1.4vw + 1.4px), 1.4875rem); font-weight: 600; white-space: nowrap; }
.ambient-design-part + .ambient-design-part strong { color: #b9c2bb; }
.ambient-design-part #design-high-dry { color: #f07171; }
.ambient-design-part #design-high-wet { color: #84bdf1; }
.ambient-design-stats.is-unavailable .ambient-design-card { opacity: .45; }
.ambient-ranking-note { margin: .65rem 0 1.5rem; color: var(--site-muted); font-size: .905rem; line-height: 1.6; }
.ambient-extremes-panel .ambient-ranking-note { margin-bottom: 0; }
.ambient-ranking-note.is-error { color: #f1ad9b; }
.ambient-table-wrap { overflow: auto; max-height: 380px; }
.ambient-table { width: 100%; border-collapse: collapse; font-size: .925rem; white-space: nowrap; }
.ambient-table th, .ambient-table td { padding: .7rem 1rem; border-bottom: 1px solid var(--site-border); text-align: center; color: var(--site-ink); }
.ambient-table thead { position: sticky; top: 0; z-index: 1; background: var(--site-raised); }
.ambient-table th { background: var(--site-raised); color: var(--site-accent); }
.ambient-table thead tr:nth-child(2) th span { display: block; }
.ambient-table .ambient-column-unit { margin-top: .2rem; color: var(--site-muted); font-size: calc(1em - 3.2px); font-weight: 500; }
.ambient-table thead tr:first-child th:first-child { text-align: left; }
.ambient-table thead tr:first-child th:last-child, .ambient-table thead tr:nth-child(2) th:nth-child(6), .ambient-table td:nth-child(7) { border-left: 2px solid var(--site-border); }
.ambient-table tbody td:first-child, .ambient-table thead tr:first-child th:first-child { text-align: left; }
.ambient-table tbody tr:hover { background: var(--site-raised); }
.ambient-disclaimer { margin: 2rem 0 0; }
@media (max-width: 740px) {
  .ambient-heading { align-items: start; flex-direction: column; }
  .ambient-station-heading { flex-wrap: wrap; }
  .ambient-chart-controls { grid-template-columns: minmax(0, 270px) auto; }
  .ambient-axis-controls { grid-column: 1 / -1; }
  .ambient-controls { grid-template-columns: 1fr 1fr; }
  .ambient-controls > .ambient-field:first-child { grid-column: 1 / -1; }
  .ambient-design-stats { grid-template-columns: 1fr; }
}
@media (max-width: 680px) {
  .ambient-page .nav-button, .ambient-page .nav-button.is-current { font-size: .845rem; }
}
@media (max-width: 420px) {
  .ambient-profile-heading .ambient-metric { width: 100%; }
  .ambient-profile-heading .ambient-metric select { flex: 1; width: 0; }
  .ambient-chart-controls { grid-template-columns: 1fr; }
  .ambient-chart-controls .ambient-smoothing { width: min(270px, 100%); }
  .ambient-axis-controls { grid-column: 1; grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .ambient-axis-controls .ambient-show-unsmoothed { grid-column: 1 / -1; }
  .ambient-design-group--cooling { grid-template-columns: 1fr; }
  .ambient-controls { grid-template-columns: 1fr; }
  .ambient-controls > .ambient-field:first-child { grid-column: auto; }
  .ambient-legend label { margin-left: 0; }
  .ambient-chart-panel .ambient-section-heading, .ambient-data-panel .ambient-section-heading { flex-wrap: wrap; }
}