/* Calculator-only dashboard. Brand tokens and fonts come from styles.css. */
html.calculator-page { scroll-snap-type: none; scroll-padding-top: 24px; }
.calculator-body { background: var(--parchment); color: var(--body); overflow-x: visible; }
.calc-wrap { max-width: 1504px; margin: auto; padding: 38px 48px 24px; }
.calc-topbar { min-height: 76px; padding: 16px 48px; border-bottom: 1px solid var(--line); background: var(--canvas); display: flex; align-items: center; justify-content: space-between; gap: 24px; }
.calc-brand { display: flex; align-items: center; gap: 10px; font-size: 19px; color: var(--ink); font-weight: 750; letter-spacing: -.6px; white-space: nowrap; }
.calc-brand span { color: var(--muted); font-size: 13px; font-weight: 450; letter-spacing: 0; }
.calc-brand span:first-of-type { margin: 0 7px; color: var(--line); font-size: 25px; }
.calc-topbar nav { display: flex; gap: 30px; font-size: 12px; font-weight: 550; }
.calc-topbar nav a:hover { color: var(--amber-strong); }
.currency-tag { padding: 6px 10px; border: 1px solid var(--line); border-radius: 6px; font: 10px "JetBrains Mono", monospace; color: var(--ink); white-space: nowrap; }
.currency-tag span { color: var(--muted); }
.calc-head { display: flex; align-items: center; justify-content: space-between; gap: 24px; margin-bottom: 28px; }
.calc-eyebrow, .section-kicker { font: 9px "JetBrains Mono", monospace; letter-spacing: 1.5px; color: var(--muted); }
.calc-head h1 { font-size: clamp(27px, 2.6vw, 38px); letter-spacing: -1.5px; font-weight: 620; margin: 11px 0 9px; }
.calc-head p:not(.calc-eyebrow) { font-size: 13px; color: var(--muted); }
.calc-head-note { font-size: 11px; color: var(--body); text-align: right; }
.calc-head-note > span:last-child { display: block; color: var(--muted); font-size: 10px; margin-top: 6px; }
.estimate-dot { display: inline-block; width: 6px; height: 6px; background: var(--amber); border-radius: 50%; margin-right: 7px; }
.calc-workspace { display: grid; grid-template-columns: minmax(0, 1.65fr) minmax(340px, 1fr); gap: 24px; align-items: start; margin: 28px 0 34px; }
#rig-builder, #panels { min-width: 0; background: var(--canvas); border: 1px solid var(--line); border-radius: 14px; padding: 22px; }
.section-heading { display: flex; align-items: center; justify-content: space-between; gap: 16px; margin-bottom: 20px; }
.section-heading h2 { font-size: 19px; font-weight: 620; letter-spacing: -.5px; margin-top: 6px; }
.section-meta { font: 10px "JetBrains Mono", monospace; color: var(--muted); }
#rig-builder .section-meta { border: 1px solid var(--line); border-radius: 5px; padding: 5px 8px; }
.results-grid { display: grid; grid-template-columns: 1.2fr 1.1fr 1.05fr .85fr 1fr; gap: 14px; }
.result-card { container-type: inline-size; padding: 20px 18px 17px; border: 1px solid var(--line); border-radius: 10px; background: var(--canvas); min-width: 0; position: relative; }
#card-homeowner-net { background: var(--amber-soft); border-color: color-mix(in srgb, var(--amber) 45%, var(--line)); }
#card-homeowner-net::before { content: ""; position: absolute; top: 18px; bottom: 18px; left: -1px; width: 3px; border-radius: 3px; background: var(--amber); }
.card-label { font-size: 10px; color: var(--body); font-weight: 550; }
.card-val { font-size: min(32px, calc(155cqi / var(--value-length, 8))); color: var(--ink); font-weight: 620; letter-spacing: -1px; margin: 10px 0 8px; font-variant-numeric: tabular-nums; line-height: 1.1; }
.card-val small { font-size: .65em; font-weight: 450; }
.card-sub { font-size: 9px; color: var(--muted); }
.neg .card-val, .negative-value { color: var(--amber-strong); }
.neg { border-style: dashed; }
.results-empty { display: flex; flex-direction: column; gap: 6px; border: 1px dashed var(--line); background: var(--canvas); border-radius: 12px; padding: 24px; font-size: 13px; }
.fit-warning { font-size: 12px; margin-top: 12px; color: var(--amber-strong); }
/* Enclosure and hardware */
.rig-enclosure { background: var(--dark); border: 1px solid var(--line-dark); border-radius: 12px; padding: 16px 12px 12px; box-shadow: inset 0 1px 0 color-mix(in srgb, var(--canvas) 15%, transparent), 0 6px 14px color-mix(in srgb, var(--dark) 12%, transparent); }
.enclosure-heading, .enclosure-footer { display: flex; justify-content: space-between; align-items: center; gap: 10px; padding: 0 6px; color: var(--on-dark-muted); font: 8px "JetBrains Mono", monospace; }
.enclosure-heading { letter-spacing: 1.1px; padding-bottom: 10px; }
.enclosure-heading > span:first-child { color: var(--on-dark); }
.enclosure-heading i { display: inline-block; width: 5px; height: 5px; border-radius: 50%; background: var(--amber); margin-right: 5px; }
.enclosure-heading > span:last-child { color: var(--on-dark-muted); font-size: 7px; }
.enclosure-footer { padding-top: 8px; font-size: 7px; letter-spacing: 0; }
#rig-svg { width: 100%; height: auto; display: block; overflow: visible; }
.rack-shell { fill: url(#rack-metal); stroke: var(--line-dark); stroke-width: 2; }
.rack-rail { fill: var(--dark-2); stroke: var(--line-dark); }
.rack-screw { fill: var(--dark-3); stroke: var(--on-dark-muted); stroke-width: .5; }
.rack-shelf { stroke: var(--line-dark); stroke-width: 4; }
.rig-edge { fill: none; stroke: var(--amber); stroke-width: 2; stroke-linecap: round; stroke-linejoin: round; opacity: .7; }
.rig-edge.discrete { stroke: var(--teal); }
.device-bay { fill: var(--dark-2); stroke: var(--line-dark); stroke-width: 1; transition: stroke .15s, fill .15s; }
.rig-node { cursor: pointer; }
.rig-node:hover .device-bay, .rig-node:focus-visible .device-bay { stroke: var(--amber); fill: color-mix(in srgb, var(--amber) 6%, var(--dark-2)); }
.rig-node text { pointer-events: none; }
.bay-number { fill: var(--on-dark-muted); font: 9px "JetBrains Mono", monospace; }
.rig-svg-mobile .rig-node-name { font-size: 15px; }
.rig-svg-mobile .rig-node-memory { font-size: 10px; }
.rig-node-name { fill: var(--on-dark); font: 550 12px "Inter", sans-serif; text-anchor: middle; }
.rig-node-memory { fill: var(--on-dark-muted); font: 8px "JetBrains Mono", monospace; text-anchor: middle; letter-spacing: .5px; }
.node-remove-bg { fill: var(--line-dark); }
.node-remove { fill: var(--on-dark-muted); font: 13px "Inter", sans-serif; text-anchor: middle; }
.device-port, .hub-light { fill: var(--amber); }
.non-uma .device-port { fill: var(--teal); }
.rig-empty-bay rect { fill: var(--dark-3); fill-opacity: .3; stroke: var(--line-dark); stroke-dasharray: 4 5; }
.rig-empty-bay text { fill: var(--on-dark-muted); opacity: .55; text-anchor: middle; font: 8px "JetBrains Mono", monospace; letter-spacing: 1px; }
.rig-empty-bay .bay-plus { font: 28px "Inter", sans-serif; }
.pair-hub > rect:first-child { fill: var(--dark-2); stroke: var(--line-dark); stroke-width: 2; }
.pair-hub:hover > rect:first-child { stroke: var(--amber); }
.hub-name { fill: var(--on-dark); font: 650 17px "JetBrains Mono", monospace; }
.hub-caption { fill: var(--on-dark-muted); font: 8px "JetBrains Mono", monospace; letter-spacing: 1px; }
.hub-link { fill: var(--on-dark-muted); font: 18px "Inter", sans-serif; text-anchor: end; }
.hub-port { fill: var(--amber-strong); stroke: var(--dark); }
#rig-summary { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); margin-top: 16px; padding: 16px; background: var(--parchment); border: 1px solid var(--line-soft); border-radius: 8px; gap: 16px 12px; }
.summary-stat { display: flex; flex-direction: column; gap: 4px; }
.stat-val { color: var(--ink); font: 550 16px "JetBrains Mono", monospace; letter-spacing: -.6px; }
.stat-lbl { font-size: 9px; color: var(--muted); }
.summary-empty { grid-column: 1 / -1; font-size: 12px; color: var(--muted); }
.summary-badge { display: flex; flex-direction: column; justify-content: center; align-items: flex-start; gap: 3px; }
.fit-badge { font-size: 10px; font-weight: 600; }
.fit-ok { color: color-mix(in srgb, var(--teal) 60%, var(--ink)); }
.fit-no { color: var(--amber-strong); }
.rig-mode { color: var(--muted); font-size: 9px; }
.catalog { margin-top: 24px; }
.catalog-heading { display: flex; align-items: center; justify-content: space-between; gap: 10px; margin-bottom: 10px; }
.catalog-heading h3 { font-size: 13px; font-weight: 600; }
.catalog-heading > span { font-size: 9px; color: var(--muted); }
.catalog-legend { display: flex; align-items: center; gap: 5px; font-size: 9px; color: var(--muted); margin-bottom: 12px; }
.legend-swatch { width: 5px; height: 5px; border-radius: 50%; flex-shrink: 0; }
.legend-swatch:not(:first-child) { margin-left: 9px; }
.legend-uma { background: var(--amber); }
.legend-nonuma { background: var(--teal); }
.catalog-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 8px; max-height: 350px; overflow-y: auto; overscroll-behavior-y: contain; scrollbar-width: thin; scrollbar-color: var(--line) transparent; padding: 2px; }
.catalog-grid button { display: flex; align-items: center; text-align: left; gap: 5px; border: 1px solid var(--line); background: var(--canvas); border-radius: 8px; padding: 8px 9px 8px 1px; min-width: 0; cursor: pointer; position: relative; font-family: inherit; transition: border-color .15s, background .15s; }
.catalog-grid button:hover { border-color: var(--amber); background: var(--amber-soft); }
.catalog-grid .device-illustration { width: 76px; height: 57px; object-fit: contain; flex-shrink: 0; }
.dev-info { display: flex; flex-direction: column; gap: 2px; min-width: 0; }
.dev-label { font-size: 11px; font-weight: 600; color: var(--ink); }
.dev-mem { font-size: 10px; color: var(--muted); }
.dev-price { font: 10px "JetBrains Mono", monospace; color: var(--body); }
.dev-add { margin-left: auto; color: var(--muted); font-size: 18px; font-weight: 350; padding: 0 3px; }
.dev-count { position: absolute; right: 7px; top: 4px; font: 7px "JetBrains Mono", monospace; color: var(--amber-strong); }
/* Controls */
.panels-wrap { display: flex; flex-direction: column; gap: 19px; }
.panel-section + .panel-section { border-top: 1px solid var(--line-soft); padding-top: 18px; }
.panel-section-title { font-size: 12px; letter-spacing: -.1px; font-weight: 600; margin-bottom: 12px; color: var(--ink); }
.preset-row { display: flex; gap: 4px; padding: 4px; background: var(--parchment); border: 1px solid var(--line-soft); border-radius: 8px; }
.preset-btn { flex: 1; padding: 7px 4px; border: 1px solid transparent; border-radius: 5px; background: transparent; font: 10px "Inter", sans-serif; color: var(--muted); cursor: pointer; }
.preset-btn.active { background: var(--canvas); color: var(--ink); border-color: var(--line); box-shadow: 0 1px 2px color-mix(in srgb, var(--ink) 6%, transparent); }
.preset-btn:hover { color: var(--amber-strong); }
.preset-state-label { display: block; font: 8px "JetBrains Mono", monospace; color: var(--muted); margin-top: 8px; }
.preset-state-label::before { content: "CURRENT / "; opacity: .65; }
.model-row { display: grid; grid-template-columns: minmax(0, 1fr) 110px; gap: 8px 12px; }
.control-group { min-width: 0; display: flex; flex-direction: column; gap: 5px; }
.control-label { font-size: 9px; color: var(--muted); }
.calc-select { width: 100%; min-width: 0; max-width: 100%; padding: 9px 6px; font: 10px "Inter", sans-serif; color: var(--ink); background: var(--canvas); border: 1px solid var(--line); border-radius: 6px; cursor: pointer; }
.model-mm-legend { grid-column: 1 / -1; grid-row: 2; color: var(--muted); font-size: 8px; }
.model-sell-price { grid-column: 1 / -1; padding: 10px; border-radius: 6px; background: color-mix(in srgb, var(--teal) 9%, var(--canvas)); color: color-mix(in srgb, var(--teal) 40%, var(--ink)); font-size: 10px; line-height: 1.6; }
.slider-grid { display: grid; grid-template-columns: minmax(0, 1fr); gap: 13px; }
.slider-group { display: flex; flex-direction: column; gap: 4px; min-width: 0; }
.slider-label { display: flex; align-items: center; justify-content: space-between; gap: 10px; font-size: 10px; }
.slider-val { flex-shrink: 0; color: var(--amber-strong); font: 9px "JetBrains Mono", monospace; font-weight: 600; }
.slider-group input[type="range"] { width: 100%; height: 14px; accent-color: var(--amber); cursor: pointer; margin: 2px 0; }
.biz-checkbox-label { flex-direction: row-reverse; justify-content: flex-end; font-size: 10px; cursor: pointer; padding-top: 4px; }
.biz-checkbox-label input { width: 14px; height: 14px; accent-color: var(--amber); }
/* Styled native ranges retain browser keyboard and pointer behavior. */
.slider-group input[type="range"] { appearance: none; -webkit-appearance: none; background: transparent; height: 18px; }
.slider-group input[type="range"]::-webkit-slider-runnable-track { height: 4px; border-radius: 4px; background: linear-gradient(to right, var(--amber) 0 var(--range-fill, 0%), var(--line) var(--range-fill, 0%) 100%); }
.slider-group input[type="range"]::-webkit-slider-thumb { appearance: none; -webkit-appearance: none; width: 14px; height: 14px; margin-top: -5px; border-radius: 50%; background: var(--canvas); border: 3px solid var(--amber); box-shadow: 0 1px 3px color-mix(in srgb, var(--ink) 15%, transparent); }
.slider-group input[type="range"]::-moz-range-track { height: 4px; background: var(--line); border-radius: 4px; }
.slider-group input[type="range"]::-moz-range-progress { height: 4px; background: var(--amber); border-radius: 4px; }
.slider-group input[type="range"]::-moz-range-thumb { width: 10px; height: 10px; border: 3px solid var(--amber); border-radius: 50%; background: var(--canvas); }
/* Charts */
.insights-grid { display: grid; grid-template-columns: 1fr 1.2fr; gap: 24px; align-items: start; }
.insight-card { padding: 24px; background: var(--canvas); border: 1px solid var(--line); border-radius: 12px; min-width: 0; }
.chart-heading { display: flex; justify-content: space-between; align-items: flex-start; gap: 12px; margin-bottom: 14px; }
.chart-heading h3 { font-size: 17px; font-weight: 580; letter-spacing: -.5px; margin-top: 7px; }
.chart-unit { font: 8px "JetBrains Mono", monospace; color: var(--muted); white-space: nowrap; margin-top: 4px; }
.allocation-total { font-size: 30px; letter-spacing: -1px; font-weight: 550; color: var(--ink); margin: 22px 0; line-height: 1.1; }
.allocation-total span { display: block; font-size: 10px; font-weight: 400; letter-spacing: 0; color: var(--muted); margin-top: 6px; }
.split-bar { display: flex; height: 28px; border-radius: 5px; overflow: hidden; gap: 2px; background: var(--parchment); }
.split-seg { height: 100%; min-width: 0; }
.split-seg:hover { opacity: .75; }
.seg-buyer-saves { background: var(--ink); }
.seg-homeowner { background: var(--amber); }
.seg-operator { background: var(--teal); }
.seg-energy { background: var(--gold); }
.seg-hardware { background: var(--muted); }
.seg-platform { background: var(--line); }
.chart-caption { color: var(--muted); font-size: 10px; margin: 10px 0; line-height: 1.65; }
.split-legend { display: grid; grid-template-columns: 1fr 1fr; gap: 14px 24px; margin: 22px 0 16px; }
.split-legend-item { display: flex; align-items: center; gap: 7px; font-size: 10px; min-width: 0; }
.split-swatch { width: 7px; height: 7px; border-radius: 2px; flex-shrink: 0; }
.split-legend-item strong { margin-left: auto; font: 10px "JetBrains Mono", monospace; color: var(--ink); }
.split-legend-item strong.negative-value { color: var(--amber-strong); }
.chart-footnote { border-top: 1px solid var(--line-soft); padding-top: 12px; font-size: 9px; color: var(--muted); }
.allocation-deficit { margin-top: 10px; font-size: 10px; color: var(--amber-strong); }
#hours-chart { width: 100%; height: auto; margin: 12px 0 8px; overflow: visible; }
.chart-gridline { stroke: var(--line-soft); stroke-width: 1; }
.chart-zero { stroke: var(--muted); stroke-width: 1; }
.chart-tick, .chart-axis-title { font: 10px "JetBrains Mono", monospace; fill: var(--muted); }
.chart-axis-title { font-size: 9px; }
.chart-mobile .chart-tick { font-size: 12px; }
.chart-mobile .chart-axis-title { font-size: 11px; }
.chart-line { fill: none; stroke-width: 2.5; stroke-linecap: round; stroke-linejoin: round; }
.line-homeowner { stroke: var(--amber); }
.line-operator { stroke: var(--teal); stroke-dasharray: 6 4; }
.chart-point { stroke: var(--canvas); stroke-width: 2; }
.point-homeowner { fill: var(--amber); }
.point-operator { fill: var(--teal); }
.chart-selection { stroke: var(--muted); opacity: .5; stroke-dasharray: 3 4; }
.chart-series-key { display: flex; gap: 22px; justify-content: center; font-size: 10px; }
.chart-series-key span { display: flex; align-items: center; gap: 6px; }
.chart-series-key i { width: 15px; border-top: 2px solid var(--amber); }
.chart-series-key .series-operator { border-color: var(--teal); border-top-style: dashed; }
.chart-data { font-size: 10px; color: var(--muted); margin-top: 14px; }
.chart-data summary { cursor: pointer; }
.chart-data table { width: 100%; margin-top: 10px; border-collapse: collapse; color: var(--body); }
.chart-data th, .chart-data td { padding: 5px 8px; border-bottom: 1px solid var(--line-soft); text-align: right; }
.chart-data caption { text-align: left; padding-bottom: 6px; }
/* Evidence and footer */
.calc-evidence { margin-top: 32px; border: 1px solid var(--line); background: var(--canvas); border-radius: 12px; }
.calc-evidence > summary { cursor: pointer; padding: 20px 24px; color: var(--ink); font-size: 13px; font-weight: 550; }
.calc-evidence > summary span:last-child { float: right; color: var(--muted); font-weight: 400; font-size: 10px; }
.calc-evidence #sources { padding: 12px 24px 20px; border: 0; overflow-x: auto; }
.calc-evidence #references { padding: 12px 24px 24px; }
.calc-footer { display: flex; justify-content: space-between; gap: 16px; margin-top: 30px; color: var(--muted); font-size: 9px; }
.calc-footer > span:first-child { color: var(--body); }
.calc-footer span span { margin: 0 8px; color: var(--line); }
.dl-btn { padding: 9px 13px; border: 1px solid var(--line); border-radius: 6px; background: var(--parchment); color: var(--ink); font: 10px "Inter", sans-serif; cursor: pointer; }
.dl-btn:hover { border-color: var(--amber); }
.calc-skip { position: absolute; left: 12px; top: -60px; background: var(--canvas); padding: 10px; z-index: 20; }
.calc-skip:focus { top: 12px; }
.calculator-body :is(button, a, input, select, summary, [tabindex]):focus-visible { outline: 2px solid var(--amber); outline-offset: 3px; }
/* ── Cite chips ────────────────────────────────────────────────────────────── */
.cite-chip {
  display: inline-block;
  margin-top: 4px;
  padding: 2px 8px;
  border-radius: var(--r-pill);
  background: var(--amber-soft);
  color: var(--amber-strong);
  font-family: "JetBrains Mono", monospace;
  font-size: 0.62rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  cursor: pointer;
  border: 1px solid var(--amber);
  transition: background 0.12s var(--ease), border-color 0.12s var(--ease);
  white-space: nowrap;
}

.cite-chip::after {
  content: ' ↗';
  font-size: 0.55rem;
}

.cite-chip:hover {
  background: var(--amber);
  color: var(--canvas);
}

.cite-chip:focus-visible {
  outline: 2px solid var(--amber);
  outline-offset: 2px;
}

/* ── Cite popover ──────────────────────────────────────────────────────────── */
.cite-popover {
  position: absolute;
  z-index: 100;
  top: calc(100% + 6px);
  left: 0;
  min-width: 240px;
  max-width: 340px;
  padding: 12px 14px;
  background: var(--canvas);
  border: 1.5px solid var(--line);
  border-radius: var(--r-md);
  box-shadow: var(--shadow-soft);
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.cite-popover-figure {
  font-family: "JetBrains Mono", monospace;
  font-size: 0.78rem;
  font-weight: 700;
  color: var(--ink);
}

.cite-popover-name {
  font-size: 0.72rem;
  color: var(--body);
  line-height: 1.4;
}

.cite-popover-link {
  display: inline-block;
  font-size: 0.72rem;
  color: var(--amber-strong);
  text-decoration: underline;
  margin-top: 2px;
}

.cite-popover-link:hover {
  color: var(--amber);
}

/* ── Confidence dots ───────────────────────────────────────────────────────── */
.dot {
  display: inline-block;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  vertical-align: middle;
  flex-shrink: 0;
}

.dot.high   { background: var(--teal); }
.dot.medium { background: var(--amber); }
.dot.low    { background: var(--muted); }

/* ── References section ────────────────────────────────────────────────────── */
#references {
  padding: 32px 0 16px;
}

.references-title {
  font-size: 0.9rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--muted);
  margin-bottom: 12px;
}

.references-list {
  padding-left: 24px;
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.ref-item {
  font-size: 0.8rem;
  color: var(--body);
}

.ref-item a {
  color: var(--amber-strong);
  text-decoration: underline;
}

.ref-item a:hover {
  color: var(--amber);
}

/* ── Sources table ─────────────────────────────────────────────────────────── */
#sources {
  padding: 32px 0;
  border-top: 1px solid var(--line);
}

.sources-title {
  font-size: 0.9rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--muted);
  margin-bottom: 16px;
}

.sources-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.78rem;
  margin-bottom: 18px;
}

.sources-table th {
  text-align: left;
  font-weight: 700;
  padding: 6px 10px;
  border-bottom: 2px solid var(--line);
  color: var(--ink);
  background: var(--surface-2);
  white-space: nowrap;
}

.sources-table td {
  padding: 6px 10px;
  border-bottom: 1px solid var(--line-soft);
  color: var(--body);
  vertical-align: middle;
}

.sources-table a {
  color: var(--amber-strong);
  text-decoration: underline;
}

.sources-table a:hover {
  color: var(--amber);
}


/* Compact citations keep the assumptions readable at dashboard density. */
.cite-chip { align-self: flex-start; max-width: 100%; overflow-wrap: anywhere; white-space: normal; font-size: 7px; padding: 1px 5px; border-color: var(--line); color: var(--muted); background: var(--parchment); letter-spacing: 0; margin-top: 0; }
.cite-popover { min-width: min(240px, 100%); max-width: min(340px, 100%); }
.sources-table { font-size: 10px; min-width: 560px; }
.sources-table th { font-size: 9px; }
.sources-table td { padding-top: 12px; padding-bottom: 12px; }
.ref-item { font-size: 10px; }
.references-title, .sources-title { font-size: 11px; letter-spacing: .5px; }
@media (min-width: 1600px) { .calc-topbar { padding-inline: max(48px, calc((100vw - 1408px) / 2)); } }
@media (max-width: 1150px) {
  .calc-wrap { padding: 30px 28px 24px; }
  .calc-topbar { padding-inline: 28px; }
  .calc-workspace { grid-template-columns: minmax(0, 1.4fr) minmax(330px, 1fr); gap: 18px; }
  #rig-builder, #panels { padding: 18px; }
  .calc-head-note { display: none; }
  .result-card { padding: 17px 13px; }
  .card-sub { font-size: 8px; }
  .catalog-grid .device-illustration { width: 53px; height: 49px; }
  .dev-label { font-size: 9px; }
  .dev-mem, .dev-price { font-size: 8px; }
  .split-legend { column-gap: 14px; }
  .split-legend-item { font-size: 9px; }
}
@media (max-width: 960px) {
  .calc-workspace { grid-template-columns: minmax(0, 1fr); }
  .panels-wrap { display: grid; grid-template-columns: 1fr 1fr; gap: 22px; }
  .panel-section + .panel-section { padding-top: 0; border-top: 0; }
  .slider-section, .biz-section { border-top: 1px solid var(--line-soft) !important; padding-top: 18px !important; }
  .results-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .card-val { font-size: min(27px, calc(155cqi / var(--value-length, 8))); }
  .catalog-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); max-height: 255px; }
  .insights-grid { grid-template-columns: 1fr; gap: 18px; }
  .calc-topbar nav { gap: 20px; }
  .currency-tag { display: none; }
  .card-sub { font-size: 9px; }
  #rig-svg { max-width: 730px; margin: auto; }
}
@media (max-width: 600px) {
  .calc-wrap { padding: 24px 14px 20px; }
  .calc-topbar { padding: 13px 16px; min-height: 62px; gap: 12px; }
  .calc-brand { font-size: 17px; gap: 6px; }
  .calc-brand img { width: 26px; height: 26px; }
  .calc-brand span { font-size: 10px; }
  .calc-brand span:first-of-type { margin-inline: 2px; font-size: 20px; }
  .calc-topbar nav { gap: 14px; font-size: 10px; }
  .calc-topbar nav a:first-child { display: none; }
  .calc-head { margin-bottom: 22px; }
  .calc-head h1 { font-size: 27px; letter-spacing: -1px; line-height: 1.2; }
  .calc-eyebrow { font-size: 7px; letter-spacing: 1.2px; }
  .calc-head p:not(.calc-eyebrow) { font-size: 11px; }
  .results-grid { grid-template-columns: 1fr 1fr; gap: 9px; }
  #card-homeowner-net { grid-column: 1 / -1; padding: 18px; }
  #card-homeowner-net .card-val { font-size: min(36px, calc(155cqi / var(--value-length, 8))); }
  .result-card { padding: 15px 13px; }
  .card-label { font-size: 9px; }
  .card-val { font-size: min(25px, calc(155cqi / var(--value-length, 8))); margin-block: 9px; }
  .card-sub { font-size: 8px; line-height: 1.5; }
  .calc-workspace { margin-top: 20px; }
  #rig-builder, #panels { padding: 16px 12px; }
  .section-heading { margin-bottom: 16px; }
  .section-heading h2 { font-size: 18px; }
  .section-kicker { font-size: 8px; }
  .section-meta { font-size: 8px; }
  .rig-enclosure { padding: 12px 4px 10px; }
  .enclosure-heading { font-size: 7px; letter-spacing: .4px; padding-inline: 8px; }
  .enclosure-heading > span:last-child { font-size: 6px; }
  .enclosure-footer { font-size: 6px; padding-inline: 8px; }
  #rig-summary { padding: 12px; column-gap: 8px; }
  .stat-val { font-size: 14px; }
  .stat-lbl { font-size: 8px; }
  .fit-badge { font-size: 9px; }
  .catalog-heading > span { font-size: 8px; }
  .catalog-legend { font-size: 8px; gap: 4px; flex-wrap: wrap; }
  .catalog-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); max-height: 340px; gap: 8px; }
  .catalog-grid button { flex-direction: column; align-items: flex-start; padding: 12px; gap: 5px; min-height: 151px; }
  .catalog-grid .device-illustration { width: 90px; height: 57px; align-self: center; }
  .dev-add { position: absolute; right: 10px; bottom: 12px; font-size: 21px; }
  .dev-label { font-size: 11px; }
  .dev-mem, .dev-price { font-size: 10px; }
  .dev-count { font-size: 8px; }
  .panels-wrap { display: flex; gap: 20px; }
  .panel-section + .panel-section { border-top: 1px solid var(--line-soft); padding-top: 18px; }
  .slider-label { font-size: 11px; }
  .slider-val { font-size: 10px; }
  .slider-grid { gap: 16px; }
  .slider-group input[type="range"] { height: 24px; }
  .preset-btn { font-size: 11px; padding-block: 9px; }
  .calc-select { font-size: 11px; min-height: 38px; }
  .insight-card { padding: 18px 14px; }
  .chart-heading h3 { font-size: 16px; }
  .chart-unit { font-size: 7px; }
  .split-legend { column-gap: 12px; }
  .split-legend-item, .split-legend-item strong { font-size: 8px; }
  .calc-evidence > summary { padding: 18px 14px; font-size: 12px; }
  .calc-evidence > summary span:last-child { display: none; }
  .calc-evidence #sources, .calc-evidence #references { padding-inline: 14px; }
  .calc-footer { flex-direction: column; gap: 6px; font-size: 8px; }
}
@media (prefers-reduced-motion: reduce) {
  html.calculator-page { scroll-behavior: auto; }
  .calculator-body *, .calculator-body *::before { transition: none !important; animation: none !important; }
}