@font-face {
  font-family: Manrope;
  src: url('/assets/site-fonts/manrope-400.woff') format('woff');
  font-weight: 400;
  font-display: swap;
}
@font-face {
  font-family: Manrope;
  src: url('/assets/site-fonts/manrope-700.woff') format('woff');
  font-weight: 700;
  font-display: swap;
}
@font-face {
  font-family: Manrope;
  src: url('/assets/site-fonts/manrope-800.woff') format('woff');
  font-weight: 800;
  font-display: swap;
}

:root {
  color-scheme: light;
  --ink: #14243b;
  --muted: #455970;
  --blue: #005bcc;
  --nodez-blue: #006efc;
  --line: #cfddeb;
  --paper: #f6f9ff;
  --glass: rgba(255, 255, 255, .86);
  --navy: #102139;
  --rail: linear-gradient(90deg, #2879fc 0%, #1acfe6 56%, #a59afa 100%);
  --shadow: 0 12px 36px rgba(27, 64, 109, .09);
  --radius: 22px;
  --gutter: clamp(20px, 4vw, 64px);
}
*, *::before, *::after { box-sizing: border-box; }
html { overflow-x: clip; scroll-padding-top: 106px; }
body {
  margin: 0;
  color: var(--ink);
  background: #fff;
  font-family: Manrope, system-ui, sans-serif;
  font-size: 16px;
  line-height: 1.65;
  -webkit-text-size-adjust: 100%;
}
main { min-inline-size: 0; }
img, svg { display: block; max-width: 100%; }
img { height: auto; }
figure, fieldset, dl, dd { margin: 0; }
fieldset { border: 0; min-width: 0; padding: 0; }
p, h1, h2, h3, ul, ol { margin-top: 0; }
p { color: var(--muted); }
p:last-child { margin-bottom: 0; }
h1, h2, h3 { line-height: 1.13; letter-spacing: -.04em; font-weight: 800; }
h1 { font-size: clamp(2.6rem, 5vw, 4.8rem); margin-bottom: .32em; }
h2 { font-size: clamp(1.9rem, 3.45vw, 3.15rem); margin-bottom: .4em; }
h3 { font-size: clamp(1.18rem, 1.9vw, 1.6rem); margin-bottom: .45em; }
h1 span, h2 span { color: var(--blue); }
a { color: var(--blue); text-underline-offset: .2em; }
a, button, summary, input, select, textarea { -webkit-tap-highlight-color: transparent; }
button, input, select, textarea { font: inherit; }
button, summary { cursor: pointer; }
button { color: inherit; }
:focus-visible { outline: 3px solid #008ac9; outline-offset: 4px; }
[hidden] { display: none !important; }
.wrap { width: calc(100% - 2 * var(--gutter)); max-width: 1280px; margin-inline: auto; }
.narrow { max-width: 900px; }
.section { padding-block: clamp(52px, 6.4vw, 100px); }
.eyebrow {
  color: var(--blue);
  font-weight: 800;
  font-size: .72rem;
  letter-spacing: .12em;
  line-height: 1.45;
  margin-bottom: 16px;
}
.lead { font-size: clamp(1rem, 1.55vw, 1.22rem); line-height: 1.65; }
.fine { font-size: .82rem; line-height: 1.6; }
.icon {
  width: 21px;
  height: 21px;
  flex: 0 0 auto;
  stroke: currentColor;
  stroke-width: 1.7;
  stroke-linecap: round;
  stroke-linejoin: round;
  fill: none;
}
.sr-only, .skip:not(:focus) {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip-path: inset(50%);
  white-space: nowrap;
}
.skip:focus {
  position: fixed;
  top: 10px;
  left: 10px;
  z-index: 100;
  background: #fff;
  padding: 10px 18px;
  border-radius: 10px;
}

/* The transparent original mark sits on a contrasting masthead. */
.site-header {
  position: sticky;
  top: 12px;
  z-index: 20;
  display: flex;
  align-items: center;
  gap: clamp(12px, 2vw, 30px);
  width: calc(100% - 2 * clamp(12px, 2.7vw, 40px));
  max-width: 1376px;
  min-height: 72px;
  margin: 12px auto 0;
  padding: 9px clamp(12px, 1.8vw, 24px);
  border: 1px solid #345474;
  border-radius: 18px;
  background: rgba(15, 31, 52, .97);
  backdrop-filter: blur(18px);
  box-shadow: 0 7px 23px #1c3c5d2b, inset 0 1px #94e2ff26;
  color: #fff;
}
.brand { flex: 0 0 auto; }
.brand img { width: clamp(113px, 10.6vw, 154px); height: auto; }
.site-header nav { display: flex; align-items: center; justify-content: center; gap: clamp(14px, 2vw, 30px); flex: 1; }
.site-header nav > a, .nav-services > summary {
  display: inline-flex;
  min-height: 44px;
  align-items: center;
  gap: 7px;
  color: #f5f8ff;
  font-size: .9rem;
  font-weight: 700;
  text-decoration: none;
  white-space: nowrap;
}
.site-header nav a[aria-current='page'], .site-header nav > a:hover, .nav-services > summary:hover { color: #91e8ff; }
.site-header :focus-visible, .site-footer :focus-visible { outline-color: #82dcff; }
.nav-services { position: relative; }
.nav-services summary { list-style: none; }
.nav-services summary::-webkit-details-marker { display: none; }
.nav-services summary .icon { width: 15px; height: 15px; }
.nav-services[open] summary .icon { rotate: 180deg; }
.nav-services > div {
  position: absolute;
  top: calc(100% + 10px);
  left: -16px;
  width: 245px;
  padding: 9px;
  border: 1px solid #d1e5f4;
  border-radius: 14px;
  background: #fff;
  box-shadow: var(--shadow);
}
.nav-services > div a { display: block; padding: 10px 12px; border-radius: 8px; text-decoration: none; color: var(--ink); font-size: .88rem; font-weight: 700; }
.site-header .nav-services > div a[aria-current='page'], .nav-services > div a:hover { background: #edf7ff; color: var(--blue); }
.header-cta, .button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 16px;
  min-height: 48px;
  padding: 11px 21px;
  border: 1px solid transparent;
  border-radius: 100px;
  background: var(--blue);
  color: #fff;
  font-size: .91rem;
  line-height: 1.35;
  font-weight: 800;
  text-decoration: none;
  transition: background .18s ease, box-shadow .18s ease, border-color .18s ease;
}
.header-cta { min-height: 44px; white-space: nowrap; background: #0965e2; }
.header-cta:hover, .button:hover { background: #004ba9; box-shadow: 0 0 0 3px #2296ed1a; }
.button.secondary { color: var(--ink); background: #fff; border-color: #afc4db; }
.button.secondary:hover { background: #f0f7ff; border-color: #77a6d4; }
.button .icon, .header-cta .icon { width: 19px; height: 19px; }
.menu-toggle {
  display: none;
  place-items: center;
  width: 44px;
  height: 44px;
  padding: 0;
  border: 1px solid #5b7795;
  border-radius: 12px;
  background: #203852;
  color: #fff;
}
.actions { display: flex; align-items: center; flex-wrap: wrap; gap: 12px 18px; margin-top: 26px; }
.text-link { display: inline-flex; gap: 9px; align-items: center; font-weight: 800; font-size: .91rem; text-decoration: none; }
.text-link:hover { text-decoration: underline; }
.text-link .icon { width: 17px; height: 17px; }

/* Homepage: a contained, full-width site photograph behind the existing cube. */
.home-hero, .page-opening { position: relative; isolation: isolate; overflow: clip; }
.home-hero { margin-top: -84px; padding-top: 84px; background: #d8eefe; }
.hero-background, .hero-wash, .home-hero::after { position: absolute; inset: 0; width: 100%; height: 100%; pointer-events: none; }
.hero-background { z-index: -3; object-fit: cover; object-position: center 61%; }
.hero-wash {
  z-index: -2;
  background: linear-gradient(90deg, #f8fcff 0%, #f8fcfff5 31%, #f8fcffc9 47%, #f3fbff24 74%, transparent),
    linear-gradient(0deg, #f5faff 0%, #eff8ff23 30%, transparent 62%);
}
.home-hero::after {
  content: '';
  z-index: -1;
  background: radial-gradient(ellipse at 78% 53%, #98e7ff73, transparent 38%);
}
.hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  align-items: center;
  gap: clamp(20px, 4vw, 68px);
  padding-block: clamp(38px, 5vw, 75px) 60px;
}
.hero-copy { min-width: 0; }
.hero-copy h1 { font-size: clamp(3.1rem, 6.3vw, 6.1rem); line-height: 1.06; letter-spacing: -.052em; margin-bottom: 24px; }
.hero-copy .lead { max-width: 510px; }
.hero-copy .eyebrow { margin-bottom: 19px; }
.hero-copy .eyebrow::before { content: ''; display: inline-block; width: 22px; height: 2px; margin: 0 10px 3px 0; background: var(--rail); box-shadow: 0 0 9px #3bceff66; }
.hero-copy .button { min-height: 52px; }
.hero-art { min-width: 0; }
.cube-stage {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  touch-action: pinch-zoom;
  cursor: grab;
}
.cube-stage:active { cursor: grabbing; }
.energy-cube { position: relative; transform-style: preserve-3d; transform: rotateX(-19deg) rotateY(-31deg); }
.cube-face { position: absolute; inset: 0; display: flex; flex-direction: column; align-items: flex-start; backface-visibility: hidden; }
.face-front { transform: translateZ(calc(var(--cube-size) / 2)); }
.face-right { transform: rotateY(90deg) translateZ(calc(var(--cube-size) / 2)); }
.face-back { transform: rotateY(180deg) translateZ(calc(var(--cube-size) / 2)); }
.face-left { transform: rotateY(-90deg) translateZ(calc(var(--cube-size) / 2)); }
.face-top { transform: rotateX(90deg) translateZ(calc(var(--cube-size) / 2)); }
.face-bottom-3d { transform: rotateX(-90deg) translateZ(calc(var(--cube-size) / 2)); }
.cube-topline { display: flex; align-items: center; gap: 10px; }
.cube-topline button { display: grid; place-items: center; min-width: 44px; min-height: 44px; color: var(--ink); background: #fff; border: 1px solid #a7c8e7; border-radius: 50%; }
.cube-topline #cube-pause svg { width: 19px; height: 19px; stroke: currentColor; }
.cube-options { position: relative; flex-wrap: wrap; }
.cube-floor { position: absolute; }

.start-section {
  position: relative;
  margin-top: -28px;
  padding: clamp(20px, 3vw, 36px);
  border: 1px solid #c5deef;
  border-radius: var(--radius);
  background: linear-gradient(128deg, #f5fbfff5, #edf7fff2 62%, #eef0ffef);
  backdrop-filter: blur(14px);
  box-shadow: var(--shadow);
}
.start-section::before, .cta-band::before {
  content: '';
  position: absolute;
  top: 0;
  left: 28px;
  right: 28px;
  height: 2px;
  background: var(--rail);
  opacity: .8;
  box-shadow: 0 1px 12px #59d2f66b;
}
.section-intro { display: grid; grid-template-columns: 1.15fr 1fr; gap: 18px 40px; align-items: end; margin-bottom: clamp(26px, 3.1vw, 44px); }
.section-intro p { max-width: 490px; margin-bottom: 0; }
.section-intro .eyebrow { margin-bottom: 14px; }
.section-intro h2 { margin-bottom: 0; }
.section-intro.compact { display: block; margin-bottom: 18px; }
.section-intro.compact h2 { font-size: clamp(1.4rem, 2.2vw, 2rem); }
.route-grid, .service-grid, .tool-cards, .detail-grid, .process-grid, .investment-path { display: grid; gap: 18px; }
.route-grid { grid-template-columns: repeat(4, minmax(0, 1fr)); }
.route-card {
  position: relative;
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto;
  gap: 11px;
  align-items: center;
  min-height: 102px;
  padding: 13px;
  border: 1px solid #d3e4f2;
  border-radius: 14px;
  background: var(--glass);
  color: var(--ink);
  text-decoration: none;
  transition: border-color .18s ease, box-shadow .18s ease;
}
.route-card:hover, .tool-card:hover { border-color: #7cbcf0; box-shadow: 0 6px 18px #2399ef16; }
.route-card strong, .route-card small { display: block; }
.route-card strong { font-size: .91rem; line-height: 1.4; }
.route-card small { color: var(--muted); font-size: .77rem; line-height: 1.45; margin-top: 4px; }
.route-card > .icon { color: var(--blue); width: 15px; height: 15px; }
.route-icon, .tool-symbol {
  display: grid;
  place-items: center;
  width: 39px;
  height: 39px;
  border: 1px solid #c5ddf7;
  border-radius: 12px;
  background: #e9f4ff;
  color: var(--blue);
}
.service-section { padding-block: clamp(60px, 7.2vw, 112px); }
.service-grid, .tool-cards, .investment-path { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.service-grid { gap: clamp(18px, 2.8vw, 34px); }
.service-card {
  min-width: 0;
  border: 1px solid #cbddea;
  border-radius: var(--radius);
  overflow: clip;
  background: #fff;
  box-shadow: 0 8px 24px #2849670c;
}
.service-copy { padding: clamp(20px, 2.5vw, 32px); }
.service-copy p { max-width: 55ch; }
.service-number { display: block; color: var(--blue); font-size: .73rem; font-weight: 800; text-transform: uppercase; letter-spacing: .095em; margin-bottom: 11px; }
.flow-figure { border-radius: var(--radius); overflow: clip; background: #f6fbff; border: 1px solid #bfd4e8; box-shadow: var(--shadow); }
.service-card .flow-figure { border-radius: 0; border: 0; box-shadow: none; }
.service-diagram { width: 100%; height: auto; }
.flow-figure figcaption {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 6px 14px;
  flex-wrap: wrap;
  min-height: 54px;
  padding: 8px 15px;
  background: #f2f8ff;
  border-top: 1px solid #cfe1f1;
  font-size: .75rem;
  line-height: 1.4;
}
.flow-battery figcaption { background: #f1faf8; }
.flow-legend { display: flex; flex-wrap: wrap; gap: 5px 14px; margin: 0; padding: 0; list-style: none; }
.flow-legend li { display: flex; align-items: center; gap: 6px; color: #28445e; font-weight: 700; }
.flow-key { width: 7px; height: 7px; flex: 0 0 auto; border-radius: 50%; background: var(--key); }
.flow-replay { display: inline-flex; align-items: center; gap: 6px; min-height: 34px; padding: 2px 8px; border: 0; border-radius: 7px; background: transparent; font-size: .75rem; font-weight: 800; color: var(--blue); }
.flow-replay:hover { background: #e5f2ff; }
.flow-replay[aria-disabled='true'] { opacity: .65; cursor: default; }
.flow-replay .icon { width: 16px; height: 16px; }

/* Shared service and editorial layouts. */
.page-opening {
  margin-top: -84px;
  padding-top: 84px;
  background: radial-gradient(ellipse at 88% 20%, #d2edff 0%, transparent 62%),
    linear-gradient(120deg, #f9fcff, #f2f7ff 56%, #f0f0ff);
  border-bottom: 1px solid #d8e6f3;
}
.page-opening::after {
  position: absolute;
  content: '';
  inset: 0;
  z-index: -1;
  background-image: linear-gradient(90deg, transparent, #eef7ff40), repeating-linear-gradient(90deg, transparent 0 63px, #4e9acd12 63px 64px);
  mask-image: linear-gradient(90deg, transparent 0%, transparent 37%, #000 100%);
  pointer-events: none;
}
.page-hero { padding-block: clamp(44px, 5.6vw, 84px); }
.page-hero:not(.with-art) > div { max-width: 860px; }
.page-hero.with-art {
  display: grid;
  grid-template-columns: minmax(0, .94fr) minmax(0, 1.06fr);
  align-items: center;
  gap: clamp(24px, 4.3vw, 70px);
}
.page-hero.with-art h1 { font-size: clamp(2.5rem, 4.35vw, 4.3rem); }
.hero-visual { min-width: 0; }
.hero-visual > img { width: 100%; border-radius: var(--radius); border: 1px solid #c0d7ed; box-shadow: var(--shadow); }
.context-strip {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  border-bottom: 1px solid var(--line);
}
.context-strip > div { padding: 21px clamp(12px, 2vw, 28px); }
.context-strip > div:first-child { padding-left: 0; }
.context-strip > div + div { border-left: 1px solid var(--line); }
.context-strip span { color: var(--blue); font-size: .7rem; font-weight: 800; letter-spacing: .09em; }
.context-strip p { font-size: .89rem; margin: 5px 0 0; }
.editorial {
  display: grid;
  grid-template-columns: minmax(0, 1.08fr) minmax(0, 1fr);
  align-items: center;
  gap: clamp(24px, 5vw, 76px);
  padding-block: clamp(44px, 5.4vw, 78px);
}
.editorial.reverse .editorial-image { order: 2; }
.editorial-image { border: 1px solid #c7ddec; border-radius: var(--radius); overflow: clip; box-shadow: var(--shadow); }
.editorial-image img { width: 100%; aspect-ratio: 3 / 2; object-fit: cover; }
.editorial .button { margin-top: 8px; }
.check-list { list-style: none; padding: 0; }
.check-list li { position: relative; padding-left: 25px; margin-bottom: 8px; color: var(--muted); }
.check-list li::before { content: ''; position: absolute; left: 3px; top: .48em; width: 8px; height: 5px; border: solid var(--blue); border-width: 0 0 2px 2px; transform: rotate(-45deg); }
.soft-section {
  position: relative;
  padding-block: clamp(52px, 6.1vw, 90px);
  border-block: 1px solid #d7e6f4;
  background: radial-gradient(ellipse at 91% 11%, #d4f6fc80, transparent 48%), linear-gradient(124deg, #eff7ff, #f5f3ff 100%);
}
.tool-card, .detail-grid > article, .process-grid > article, .investment-path > article {
  min-width: 0;
  padding: clamp(20px, 2.7vw, 34px);
  border: 1px solid var(--line);
  border-radius: 17px;
  background: var(--glass);
}
.tool-card { display: block; text-decoration: none; color: var(--ink); transition: border-color .18s ease, box-shadow .18s ease; }
.tool-card h3 { margin-top: 12px; }
.tool-card > .icon { color: var(--blue); }
.detail-grid, .process-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.detail-grid > article, .process-grid > article { background: linear-gradient(150deg, #f5faff, #fff 75%); }
.detail-grid .icon, .process-grid article > span { color: var(--blue); margin-bottom: 16px; }
.process-grid article > span { display: inline-grid; place-items: center; width: 37px; height: 37px; background: #e4f1ff; border-radius: 9px; font-size: .78rem; font-weight: 800; }
.detail-grid p, .process-grid p, .tool-card p { font-size: .93rem; }
.section-foot { display: flex; flex-wrap: wrap; gap: 16px 24px; margin-top: 24px; }
.investment-path { margin-bottom: 60px; }
.highlight-panel {
  padding: clamp(24px, 4.5vw, 64px);
  border: 1px solid #c2dbef;
  border-radius: var(--radius);
  margin-bottom: 52px;
  background: radial-gradient(ellipse at 100% 0, #ccf4fa95, transparent 52%), linear-gradient(120deg, #edf7ff, #f4f3ff);
}
.highlight-panel > p { max-width: 66ch; }
.highlight-panel .button { margin-top: 8px; }

.faq-section { display: grid; grid-template-columns: minmax(0, .8fr) minmax(0, 1.2fr); gap: 20px 60px; padding-block: 56px 72px; }
.faq-list, .narrow > details:first-child { border-top: 1px solid var(--line); }
.faq-list details, .narrow > details { border-bottom: 1px solid var(--line); }
.faq-list summary, .narrow > details > summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  min-height: 55px;
  padding: 14px 0;
  list-style: none;
  font-weight: 800;
}
summary::-webkit-details-marker { display: none; }
.faq-list summary > span, .narrow > details > summary > span { position: relative; flex: 0 0 18px; height: 18px; color: var(--blue); }
.faq-list summary > span::before, .faq-list summary > span::after,
.narrow > details > summary > span::before, .narrow > details > summary > span::after {
  position: absolute;
  content: '';
  background: currentColor;
  inset: 8px 2px auto;
  height: 2px;
  border-radius: 1px;
}
.faq-list summary > span::after, .narrow > details > summary > span::after { rotate: 90deg; }
.faq-list details[open] summary > span::after, .narrow > details[open] > summary > span::after { opacity: 0; }
.faq-list details > div, .narrow > details > div { padding: 0 26px 17px 0; }
.faq-list details p, .narrow details p { font-size: .94rem; }
.cta-band {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px 44px;
  margin-bottom: clamp(42px, 5vw, 76px);
  padding: clamp(24px, 4vw, 56px);
  border-radius: var(--radius);
  border: 1px solid #bed7ed;
  background: radial-gradient(ellipse at 96% 14%, #c9f5fc, transparent 54%), linear-gradient(120deg, #eaf4ff, #f3f2ff);
  box-shadow: var(--shadow);
}
.cta-band h2 { font-size: clamp(1.6rem, 2.65vw, 2.6rem); }
.cta-band p:last-child { max-width: 58ch; }
.cta-band .button { flex-shrink: 0; }
.site-footer { background: var(--navy); color: #f0f7ff; border-top: 2px solid #3d91da; }
.site-footer a, .site-footer p { color: #cfdeee; }
.site-footer a { text-decoration: none; }
.site-footer a:hover { color: #fff; text-decoration: underline; }
.footer-main { display: grid; grid-template-columns: minmax(0, 1.3fr) minmax(0, 1fr) minmax(0, 1fr); gap: 30px 50px; padding-block: 44px; }
.footer-intro .logo { width: 149px; margin-bottom: 20px; }
.footer-main nav h2 { font-size: .98rem; letter-spacing: 0; margin-bottom: 12px; }
.footer-main nav a { display: block; width: fit-content; margin: 7px 0; font-size: .87rem; }
.footer-intro p { font-size: .93rem; }
.footer-bottom { display: flex; align-items: flex-start; justify-content: space-between; gap: 10px 24px; border-top: 1px solid #3a526c; padding-block: 17px 22px; font-size: .75rem; }
.footer-bottom p { margin: 0; }
.footer-bottom > div { display: flex; gap: 14px; flex-wrap: wrap; flex-shrink: 0; }

/* Planning tools share controls, independent result panels and compact assumptions. */
.calculator-shell, .planner-grid, .contact-layout {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  align-items: start;
  gap: clamp(17px, 2.5vw, 32px);
}
.calculator-shell, .contact-layout { padding-block: clamp(30px, 4vw, 57px); }
.calc-controls, .calc-result, .planner-inputs, .planner-result, #brief-form {
  min-width: 0;
  padding: clamp(18px, 2.8vw, 36px);
  border: 1px solid #cbdceb;
  border-radius: var(--radius);
  background: #fff;
  box-shadow: var(--shadow);
}
.calc-result, .planner-result { background: linear-gradient(148deg, #eff8ff, #f7fbff); border-color: #afd1ec; }
.calc-title { display: flex; align-items: center; justify-content: space-between; gap: 15px; margin-bottom: 14px; }
.calc-title h2, .calc-result h2 { font-size: clamp(1.25rem, 2vw, 1.65rem); margin: 0; }
.quiet-button { padding: 6px 10px; min-height: 38px; border: 1px solid #c1d9ee; border-radius: 9px; background: #f6fbff; font-size: .82rem; font-weight: 800; color: var(--blue); }
.quiet-button:hover { border-color: #7faee2; background: #e8f4ff; }
.segmented { display: flex; gap: 4px; margin-bottom: 15px; padding: 4px; border: 1px solid #d4e2ef; border-radius: 12px; background: #eef4fb; }
.segmented button {
  flex: 1 1 0;
  min-width: 0;
  min-height: 40px;
  padding: 6px 7px;
  background: transparent;
  border: 1px solid transparent;
  border-radius: 8px;
  font-size: .86rem;
  line-height: 1.3;
  color: var(--muted);
  font-weight: 800;
}
.segmented button[aria-pressed='true'] { background: #fff; border-color: #b6d6f4; color: var(--blue); box-shadow: 0 2px 8px #246fc214; }
.segmented button:hover { color: var(--blue); }
.slider-field { display: grid; grid-template-columns: minmax(0, 1fr) auto; align-items: center; gap: 1px 10px; margin-bottom: 14px; }
.slider-field label, .calc-controls legend { font-size: .91rem; font-weight: 800; }
.value-unit { display: flex; gap: 7px; align-items: center; color: var(--muted); font-size: .84rem; }
.value-unit input, .efficiency-control select {
  width: 87px;
  min-height: 42px;
  padding: 7px 9px;
  border: 1px solid #b9cfe3;
  border-radius: 8px;
  color: var(--ink);
  background: #fff;
  font-size: 1rem;
  font-weight: 700;
}
.value-unit input { text-align: right; }
input[type='range'] { width: 100%; min-width: 0; height: 32px; margin: 2px 0; accent-color: var(--blue); cursor: pointer; }
.slider-field input[type='range'], .slider-field .range-labels { grid-column: 1 / -1; }
.slider-field input[type='range'] { appearance: none; background: transparent; }
.slider-field input[type='range']::-webkit-slider-runnable-track {
  height: 6px;
  border-radius: 6px;
  background: linear-gradient(90deg, var(--nodez-blue) var(--pct, 0%), #dce7f3 var(--pct, 0%));
}
.slider-field input[type='range']::-moz-range-track { height: 6px; border-radius: 6px; background: #dce7f3; }
.slider-field input[type='range']::-moz-range-progress { height: 6px; border-radius: 6px; background: var(--nodez-blue); }
.slider-field input[type='range']::-webkit-slider-thumb {
  appearance: none;
  width: 20px;
  height: 20px;
  margin-top: -7px;
  border: 3px solid #fff;
  border-radius: 50%;
  background: var(--nodez-blue);
  box-shadow: 0 0 0 1px #a7c6e3, 0 2px 6px #285fa444;
}
.slider-field input[type='range']::-moz-range-thumb {
  width: 14px;
  height: 14px;
  border: 3px solid #fff;
  border-radius: 50%;
  background: var(--nodez-blue);
  box-shadow: 0 0 0 1px #a7c6e3, 0 2px 6px #285fa444;
}
.range-labels, .track-labels { display: flex; justify-content: space-between; gap: 12px; color: var(--muted); font-size: .76rem; }
.calc-controls legend { margin-bottom: 6px; }
.calc-controls fieldset .segmented { margin-bottom: 6px; }
.calc-controls fieldset { margin-bottom: 12px; }
.calc-fit-note { margin-top: 13px; padding-top: 13px; border-top: 1px solid var(--line); font-size: .86rem; }
.result-total, .planner-stat { display: flex; align-items: baseline; flex-wrap: wrap; gap: 4px 8px; margin: 10px 0 4px; color: var(--muted); }
.result-total strong, .planner-stat strong { color: var(--blue); font-size: clamp(2.5rem, 5vw, 4.45rem); font-variant-numeric: tabular-nums; line-height: 1.13; letter-spacing: -.06em; }
.result-subtitle { font-size: .9rem; }
.metric-list { border-block: 1px solid #c8dded; padding-block: 6px; margin: 14px 0; }
.metric-list > div { display: flex; justify-content: space-between; align-items: baseline; gap: 8px 16px; padding: 6px 0; font-size: .88rem; }
.metric-list dt { color: var(--muted); }
.metric-list dd { text-align: right; font-weight: 800; font-variant-numeric: tabular-nums; }
.result-note { border-left: 2px solid #78b2df; padding-left: 13px; margin: 14px 0; color: var(--muted); font-size: .85rem; }
.result-note strong { color: var(--ink); }
.result-note p { margin: 4px 0 0; }
.calc-result .button { min-height: 42px; font-size: .8rem; margin-top: 7px; }
.page-calculator .page-hero, .page-energy-model .page-hero { padding-block: clamp(32px, 4.2vw, 59px); }
.page-calculator .page-hero h1, .page-energy-model .page-hero h1 { font-size: clamp(2.25rem, 4.6vw, 4.25rem); }
.page-calculator .section.narrow { padding-top: 5px; }
.planner-inputs .slider-field { margin-bottom: 10px; }
.efficiency-control { display: flex; align-items: center; gap: 10px; justify-content: space-between; font-size: .9rem; font-weight: 700; margin-top: 10px; }
.efficiency-control select { width: auto; min-width: 72px; max-width: 100%; font-size: .9rem; }
.time-track { margin: 14px 0 6px; height: 11px; overflow: hidden; border-radius: 100px; background: #d5e7f6; }
.time-track > span { display: block; width: 0; height: 100%; background: #0872df; border-radius: inherit; transition: width .2s ease; }
.is-tight .time-track > span { background: #b27110; }
.is-short .time-track > span { background: #bc4229; }

.partner-logos { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 12px; }
.ecosystem-tile { display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 6px; min-height: 110px; padding: 14px; border: 1px solid var(--line); border-radius: 14px; background: #f8fbff; text-align: center; text-decoration: none; color: var(--ink); }
.ecosystem-tile img { width: 108px; height: 40px; object-fit: contain; }
.ecosystem-tile span, .ecosystem-tile small { font-size: .78rem; color: var(--muted); }
.evidence-table { border: 1px solid var(--line); border-radius: 15px; overflow: clip; }
.evidence-table table { width: 100%; border-collapse: collapse; }
.evidence-table th, .evidence-table td { text-align: left; vertical-align: top; padding: 15px; font-size: .9rem; }
.evidence-table thead { background: #eaf4ff; }
.evidence-table td { border-top: 1px solid var(--line); }
.source-links { padding-left: 20px; }
.contact-guidance { padding: clamp(15px, 2.6vw, 35px); }
#brief-form label { display: block; font-size: .91rem; font-weight: 800; margin-bottom: 6px; }
#brief-form input, #brief-form select, #brief-form textarea {
  display: block;
  width: 100%;
  min-height: 44px;
  padding: 9px 12px;
  margin: 0 0 15px;
  border: 1px solid #b5cce2;
  border-radius: 8px;
  background: #fff;
  color: var(--ink);
  font-size: 1rem;
}
#brief-form textarea { resize: vertical; }
#brief-form .optional { color: var(--muted); font-weight: 400; }
#brief-form .fine, #brief-status:not(:empty) { margin-top: 16px; }
.sitemap-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 10px 20px; }
.sitemap-grid a { display: flex; align-items: center; justify-content: space-between; gap: 8px; padding: 12px 15px; border: 1px solid var(--line); border-radius: 9px; text-decoration: none; }
.prose { padding-block: 46px 60px; }
.prose h2 { font-size: 1.5rem; margin-top: 25px; }

/* The hourly engine has its own existing controls. Use the same visual system here. */
.page-energy-model #calculator { margin-block: 36px 65px; }
.page-energy-model .workspace { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); align-items: start; gap: 20px; }
.page-energy-model .configuration, .page-energy-model .results { min-width: 0; padding: clamp(16px, 2.5vw, 31px); border: 1px solid var(--line); border-radius: var(--radius); background: #f5faff; }
.page-energy-model .results { background: #edf6ff; }
.page-energy-model .configuration h3, .page-energy-model .results h3 { font-size: 1.24rem; }
.page-energy-model .control-title { display: flex; align-items: center; justify-content: space-between; gap: 10px; margin-bottom: 6px; font-size: .9rem; font-weight: 800; }
.page-energy-model .control-title input[type='number'] { width: 75px; padding: 7px; border: 1px solid #b8cfe4; border-radius: 8px; background: #fff; }
.page-energy-model .control { margin-block: 14px; }
.page-energy-model .control > p { font-size: .8rem; margin-bottom: 6px; }
.page-energy-model .result-top { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 5px; }
.page-energy-model .result-top .eyebrow { margin-bottom: 6px; }
.page-energy-model #total { font-size: clamp(2.2rem, 4.4vw, 3.8rem); color: var(--blue); font-weight: 800; letter-spacing: -.05em; }
.page-energy-model .per, .page-energy-model .result-context, .page-energy-model .result-caption, .page-energy-model .result-footnote { font-size: .84rem; }
.page-energy-model .result-fold, .page-energy-model .scenario-settings, .page-energy-model .source-fold, .page-energy-model .tariff-summary { margin-top: 16px; border: 1px solid var(--line); border-radius: 10px; padding: 0 14px; background: #fff; }
.page-energy-model details > summary { min-height: 43px; display: flex; align-items: center; justify-content: space-between; gap: 8px; font-size: .85rem; font-weight: 800; list-style: none; }
.page-energy-model #energycalc .nodez-toggle::after {
  content: '';
  flex: 0 0 14px;
  height: 14px;
  margin-left: auto;
  border: 0;
  transform: none;
  background: linear-gradient(var(--blue), var(--blue)) center / 14px 2px no-repeat,
    linear-gradient(var(--blue), var(--blue)) center / 2px 14px no-repeat;
}
.page-energy-model #energycalc details[open] > .nodez-toggle::after { background-size: 14px 2px, 0 0; }
.page-energy-model .scenario-fields { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 10px; }
.page-energy-model .scenario-fields label { display: block; font-size: .78rem; }
.page-energy-model .scenario-fields input, .page-energy-model .scenario-fields select { width: 100%; min-width: 0; padding: 7px; border: 1px solid var(--line); border-radius: 8px; background: #fff; }
.page-energy-model .bill-summary, .page-energy-model .receipt-lines > div, .page-energy-model .total-lines > div { display: flex; justify-content: space-between; gap: 8px; font-size: .84rem; padding: 8px 0; }
.page-energy-model .metrics { display: flex; flex-wrap: wrap; gap: 12px; }
.page-energy-model .metrics > div { flex: 1 1 100px; }
.page-energy-model .metrics strong { display: block; color: var(--ink); font-size: 1.17rem; }
.page-energy-model .metrics span, .page-energy-model .metrics small { font-size: .78rem; color: var(--muted); }
.page-energy-model .system-note { display: flex; gap: 12px; margin-top: 15px; color: var(--muted); font-size: .8rem; }
.page-energy-model .explanation { padding-block: 26px; }
.page-energy-model .explanation h2 { font-size: 1.5rem; }
.page-energy-model .explainer-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 16px; }
.page-energy-model .explainer-grid article { background: var(--paper); border-radius: 10px; padding: 14px; }
.page-energy-model .explainer-grid p, .page-energy-model .source-fold p { font-size: .85rem; }
.page-energy-model #energycalc { background: transparent; }
.page-energy-model #energycalc .workspace {
  background: transparent;
  border: 0;
  box-shadow: none;
  overflow: visible;
}
.page-energy-model #energycalc .configuration { background: #fff; }
.page-energy-model #energycalc .results { border: 1px solid #afd1ec; }
.page-energy-model #energycalc .configuration, .page-energy-model #energycalc .results {
  padding: clamp(18px, 2.8vw, 36px);
}
.page-energy-model #energycalc .control { padding-top: 0; margin-block: 14px; }
.page-energy-model #energycalc .control > p { margin: 4px 0; }
.page-energy-model #energycalc .control input[type='range'] { margin: 12px 0; }
.page-energy-model #energycalc .section-head { margin-bottom: 14px; }
.page-energy-model #energycalc #reset { display: inline-flex; align-items: center; gap: 5px; }
.page-energy-model #energycalc #reset svg { flex-shrink: 0; }
.page-energy-model #energycalc .bill-summary { margin: 14px 0; }

@media (max-width: 1090px) {
  .route-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .route-card { min-height: 76px; }
}
@media (max-width: 880px) {
  .site-header { min-height: 65px; }
  .header-cta { margin-left: auto; }
  .menu-toggle { display: grid; }
  .site-header nav { display: none; }
  .site-header nav.is-open {
    position: absolute;
    inset: calc(100% + 7px) 0 auto;
    display: flex;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    padding: 10px 17px;
    background: #fff;
    border: 1px solid var(--line);
    border-radius: 14px;
    box-shadow: var(--shadow);
    max-height: calc(100dvh - 95px);
    overflow-y: auto;
  }
  .site-header nav > a, .nav-services > summary { color: var(--ink); font-size: .95rem; }
  .site-header nav > a:hover, .site-header nav a[aria-current='page'], .nav-services > summary:hover { color: var(--blue); }
  .nav-services > div { position: static; width: auto; border: 0; box-shadow: none; padding: 0 0 5px 9px; }
  .hero-grid { gap: 19px; }
  .hero-copy h1 { font-size: clamp(2.8rem, 6.5vw, 3.7rem); }
  .section-intro { gap: 15px 26px; }
  .route-card strong { font-size: .89rem; }
  .flow-figure figcaption { padding-inline: 12px; }
  .detail-grid, .process-grid { gap: 12px; }
  .footer-main { column-gap: 24px; }
  .footer-bottom { flex-wrap: wrap; }
}
@media (max-width: 700px) {
  .hero-grid, .page-hero.with-art, .editorial, .faq-section, .section-intro, .calculator-shell,
  .planner-grid, .contact-layout, .page-energy-model .workspace { grid-template-columns: minmax(0, 1fr); }
  .hero-grid { padding-block: 36px 54px; gap: 13px; }
  .hero-copy h1 { font-size: clamp(2.75rem, 9vw, 4.1rem); }
  .hero-copy .lead { max-width: 35ch; }
  .hero-background { object-position: 67% center; }
  .hero-wash { background: linear-gradient(180deg, #f6fbff 0%, #f6fbfff7 38%, #eefaff78 63%, #e2f4ff3a 82%, #f5faff); }
  .home-hero::after { background: radial-gradient(ellipse at 55% 70%, #b6e9ff7d, transparent 60%); }
  .hero-copy .actions { margin-top: 19px; }
  .hero-copy .button { min-height: 46px; padding-inline: 16px; font-size: .85rem; }
  .page-hero { padding-block: 33px 36px; }
  .page-hero.with-art { gap: 24px; }
  .page-hero.with-art h1 { font-size: clamp(2.2rem, 8.8vw, 3.6rem); }
  .page-hero h1 br { display: none; }
  .page-hero .actions { margin-top: 19px; }
  .context-strip { grid-template-columns: 1fr; }
  .context-strip > div, .context-strip > div:first-child { padding: 12px 0; }
  .context-strip > div + div { border-left: 0; border-top: 1px solid var(--line); }
  .service-grid, .detail-grid, .process-grid, .tool-cards, .investment-path { grid-template-columns: minmax(0, 1fr); }
  .editorial.reverse .editorial-image { order: 0; }
  .editorial { gap: 22px; }
  .cta-band { flex-direction: column; align-items: flex-start; }
  .faq-section { padding-block: 45px; }
  .footer-main { grid-template-columns: 1fr 1fr; }
  .footer-intro { grid-column: 1 / -1; }
  .partner-logos { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .evidence-table, .evidence-table table, .evidence-table tbody, .evidence-table tr, .evidence-table td { display: block; }
  .evidence-table thead { position: absolute; width: 1px; height: 1px; overflow: hidden; clip-path: inset(50%); }
  .evidence-table tr + tr { border-top: 1px solid var(--line); }
  .evidence-table td { border: 0; padding: 6px 15px; }
  .evidence-table td:first-child { background: #eaf4ff; padding-top: 11px; }
  .evidence-table td:last-child { padding-bottom: 12px; }
  .sitemap-grid, .page-energy-model .explainer-grid { grid-template-columns: 1fr; }
  .page-energy-model #energycalc .workspace { grid-template-columns: minmax(0, 1fr); }
}
@media (max-width: 400px) {
  .site-header { gap: 8px; }
  .header-cta { gap: 5px; padding-inline: 12px; font-size: .8rem; }
  .header-cta .icon { width: 15px; height: 15px; }
  .start-section { padding: 16px; }
  .route-grid { gap: 8px; }
  .route-card { grid-template-columns: minmax(0, 1fr) auto; align-content: start; gap: 8px 5px; padding: 10px; }
  .route-icon { grid-column: 1 / -1; width: 33px; height: 33px; }
  .route-card > .icon { align-self: start; }
  .route-card strong { font-size: .83rem; }
  .route-card small { font-size: .75rem; }
  .footer-main { gap: 18px; }
}
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: .001s !important; transition-duration: .001s !important; scroll-behavior: auto !important; }
  .flow-pulse { display: none; }
}
@media print {
  .site-header, .site-footer, .cta-band, .actions, .skip, #print-result { display: none !important; }
  .page-opening { margin-top: 0; padding-top: 0; }
  .calc-controls, .calc-result { box-shadow: none; break-inside: avoid; }
  .calculator-shell { display: block; }
  .calc-result { margin-top: 16px; }
}

/* The stage shares the page stack so enlarged faces can pass in front of surrounding UI. */
.home-hero {
  isolation: auto;
  overflow: visible;
  background: transparent;
}
.home-hero::after { display: none; }
.hero-backdrop {
  position: absolute;
  inset: 0;
  pointer-events: none;
  background:
    radial-gradient(ellipse at 78% 55%, #83dfff80, transparent 44%),
    repeating-linear-gradient(90deg, #539de61b 0 1px, transparent 1px 52px),
    repeating-linear-gradient(0deg, #539de61b 0 1px, transparent 1px 52px),
    linear-gradient(115deg, #fafdff 18%, #eff8ff 53%, #bddefa);
}
.hero-copy { position: relative; }
.site-header .brand, .footer-intro > a:first-child {
  display: block;
  position: relative;
  width: clamp(112px, 11vw, 149px);
  height: 46px;
  border-radius: 9px;
  overflow: hidden;
  background: #0072ef;
}
.site-header .brand img, .footer-intro > a:first-child img {
  position: absolute;
  width: 133%;
  max-width: none;
  height: auto;
  left: -16.5%;
  top: 50%;
  transform: translateY(-50%);
}
.footer-intro > a:first-child { margin-bottom: 17px; }
.editorial-image:has(.flow-figure) { box-shadow: none; border: 0; }
.editorial-image .flow-figure { box-shadow: none; }
.flow-pulse { filter: drop-shadow(0 0 4px #29cfffaa); }
.motion-preferences { padding-bottom: 15px; }
.motion-preferences button {
  color: #cce5ff;
  background: transparent;
  border: 1px solid #486888;
  border-radius: 7px;
  padding: 5px 10px;
  font-size: .8rem;
}
.service-guide > h2 { max-width: 21ch; }
.guide-list {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
  margin-top: 28px;
}
.guide-list article {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 14px;
  padding: clamp(18px, 2.7vw, 32px);
  border: 1px solid #cfdfef;
  border-radius: 16px;
  background: linear-gradient(130deg, #f1f8ff, #fff 72%);
}
.guide-number { font-size: .78rem; font-weight: 800; color: var(--blue); }
.guide-list h3 { font-size: clamp(1.12rem, 1.8vw, 1.42rem); }
.guide-list a { font-weight: 700; font-size: .9rem; }
@media (max-width: 700px) {
  .guide-list { grid-template-columns: minmax(0, 1fr); }
  .site-header .brand { height: 40px; }
}