:root {
  --bg-top-warm: #69151b;
  --bg-main: #4d0d12;
  --bg-deep: #28060a;
  --bg-top-cool: #17442d;
  --bg-shell-cool: #071b11;
  --bg-good-main: #103320;
  --bg-good-deep: #071b11;
  --bg-panel: rgba(255, 246, 237, 0.06);
  --bg-panel-strong: rgba(255, 246, 237, 0.1);
  --text-main-warm: #fff3ea;
  --text-main-cool: #f3f1e7;
  --text-soft-warm: #e9efe6;
  --text-soft-cool: #e5e5d8;
  --text-muted-warm: #b9cabd;
  --text-muted-cool: #c3c6b6;
  --text-main: var(--text-main-warm);
  --text-soft: var(--text-soft-warm);
  --text-muted: var(--text-muted-warm);
  --accent-gold: #f8c537;
  --accent-orange: #7fd49f;
  --accent-blue: #9ed6ff;
  --accent-green: #b8f087;
  --accent-pink: #c8efb7;
  --border-soft: rgba(255, 243, 234, 0.14);
  --shadow-strong: 0 32px 80px rgba(11, 1, 3, 0.4);
  --max-width: 1180px;
  --radius-lg: 32px;
  --radius-md: 20px;
  --radius-sm: 14px;
  --transition: 220ms ease;
  --scroll-shift: 0;
  --shell-bg: color-mix(
    in srgb,
    var(--bg-top-warm) calc((1 - var(--scroll-shift)) * 100%),
    var(--bg-shell-cool) calc(var(--scroll-shift) * 100%)
  );
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  background-color: var(--shell-bg);
}

body {
  position: relative;
  margin: 0;
  font-family: "Instrument Sans", "Segoe UI", sans-serif;
  color: var(--text-main);
  background-color: var(--shell-bg);
  isolation: isolate;
}

body::before,
body::after {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 0;
}

body::before {
  background:
    radial-gradient(circle at top left, rgb(255 133 91 / calc(var(--scroll-shift) * 18%)), transparent 28%),
    radial-gradient(circle at top right, rgb(248 197 55 / calc(var(--scroll-shift) * 12%)), transparent 18%),
    linear-gradient(180deg, var(--bg-top-warm) 0%, var(--bg-main) 22%, var(--bg-deep) 100%);
  opacity: calc(1 - var(--scroll-shift));
}

body::after {
  background:
    radial-gradient(circle at top left, rgb(123 219 156 / calc(var(--scroll-shift) * 24%)), transparent 26%),
    radial-gradient(circle at top right, rgb(184 240 135 / calc(var(--scroll-shift) * 12%)), transparent 18%),
    linear-gradient(180deg, var(--bg-top-cool) 0%, var(--bg-good-main) 24%, var(--bg-good-deep) 100%);
  opacity: var(--scroll-shift);
}

body {
  --text-main: color-mix(
    in srgb,
    var(--text-main-warm) calc((1 - var(--scroll-shift)) * 100%),
    var(--text-main-cool) calc(var(--scroll-shift) * 100%)
  );
  --text-soft: color-mix(
    in srgb,
    var(--text-soft-warm) calc((1 - var(--scroll-shift)) * 100%),
    var(--text-soft-cool) calc(var(--scroll-shift) * 100%)
  );
  --text-muted: color-mix(
    in srgb,
    var(--text-muted-warm) calc((1 - var(--scroll-shift)) * 100%),
    var(--text-muted-cool) calc(var(--scroll-shift) * 100%)
  );
}

a {
  color: inherit;
}

img {
  display: block;
  max-width: 100%;
}

.page-shell {
  position: relative;
  z-index: 1;
  overflow: clip;
}

.section {
  width: min(calc(100% - 2rem), var(--max-width));
  margin: 0 auto;
  padding: 1.5rem 0 5rem;
}

.topbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
  padding-top: 1rem;
}

.brand-mark,
.topbar-links a,
.text-link {
  text-decoration: none;
}

.brand-mark {
  font-size: 0.92rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.topbar-links {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
}

.topbar-links a {
  color: var(--text-soft);
  font-size: 0.95rem;
}

.hero {
  min-height: 100svh;
  display: grid;
  align-content: start;
}

.hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.1fr) minmax(320px, 0.9fr);
  gap: 2rem;
  align-items: center;
  padding: 4rem 0 3rem;
}

.eyebrow {
  margin: 0 0 0.9rem;
  color: var(--accent-gold);
  text-transform: uppercase;
  letter-spacing: 0.16em;
  font-size: 0.82rem;
  font-weight: 700;
}

.hero h1,
.section-heading h2,
.sponsor-card h2,
.calculator-card h3,
.info-panel h3,
.program-copy h3 {
  margin: 0;
  font-family: "Oswald", "Arial Narrow", sans-serif;
  line-height: 0.96;
  letter-spacing: -0.03em;
}

.hero h1 {
  max-width: 8ch;
  font-size: clamp(4.5rem, 11vw, 8.6rem);
  text-transform: uppercase;
}

.hero-text,
.section-heading p,
.program-copy,
.program-copy p,
.action-panel,
.calculator-card p,
.sponsor-card p {
  font-size: 1.05rem;
  line-height: 1.7;
  color: var(--text-soft);
}

.hero-text {
  max-width: 42rem;
  margin: 1.35rem 0 0;
}

.cta-row,
.link-row,
.calculator-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.9rem;
  align-items: center;
}

.cta-row {
  margin-top: 2rem;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 3.35rem;
  padding: 0.85rem 1.35rem;
  border-radius: 999px;
  border: 1px solid transparent;
  font-weight: 700;
  text-decoration: none;
  transition:
    transform var(--transition),
    background-color var(--transition),
    border-color var(--transition),
    color var(--transition);
}

.button:hover,
.button:focus-visible,
.text-link:hover,
.text-link:focus-visible,
.topbar-links a:hover,
.topbar-links a:focus-visible,
.brand-mark:hover,
.brand-mark:focus-visible {
  transform: translateY(-1px);
}

.button:focus-visible,
.text-link:focus-visible,
.topbar-links a:focus-visible,
.brand-mark:focus-visible {
  outline: 2px solid var(--accent-gold);
  outline-offset: 3px;
}

.button-primary {
  background: var(--accent-gold);
  color: #2b1800;
}

.button-secondary,
.button-ghost {
  border-color: var(--border-soft);
  color: var(--text-main);
  background: rgba(255, 255, 255, 0.03);
}

.text-link {
  color: var(--text-main);
  text-underline-offset: 0.18em;
}

.hero-graphic {
  justify-self: stretch;
}

.arrow-stage {
  position: relative;
  min-height: 34rem;
  border-radius: var(--radius-lg);
  background: linear-gradient(150deg, rgba(255, 255, 255, 0.04), rgba(255, 255, 255, 0.01));
  border: 1px solid rgba(255, 243, 234, 0.08);
  box-shadow: var(--shadow-strong);
  overflow: hidden;
}

.arrow-stage::before,
.arrow-stage::after {
  content: "";
  position: absolute;
  inset: auto auto 0 0;
  width: 100%;
  height: 100%;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.03) 1px, transparent 1px);
  background-size: 32px 32px;
  opacity: 0.2;
}

.hero-arrow {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
}

.bill-card {
  position: absolute;
  padding: 1rem 1.2rem;
  border-radius: 18px;
  background: rgba(22, 3, 6, 0.68);
  border: 1px solid rgba(255, 243, 234, 0.08);
  backdrop-filter: blur(8px);
}

.bill-card span {
  display: block;
  color: var(--text-muted);
  font-size: 0.85rem;
}

.bill-card strong {
  display: block;
  margin-top: 0.35rem;
  font-size: 1.18rem;
}

.bill-card-one {
  left: 5.5%;
  top: 15%;
}

.bill-card-two {
  right: 6%;
  bottom: 8%;
  max-width: 16rem;
}

.section-heading {
  max-width: 46rem;
  margin-bottom: 2rem;
}

.section-heading h2 {
  font-size: clamp(2.8rem, 6vw, 4.5rem);
}

.section-heading p {
  margin: 1rem 0 0;
}

.section-badge {
  display: inline-flex;
  margin: 0 0 1rem;
  padding: 0.35rem 0.75rem;
  border-radius: 999px;
  background: rgba(248, 197, 55, 0.16);
  border: 1px solid rgba(248, 197, 55, 0.28);
  color: #ffe7a1;
  font-size: 0.82rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.cool-tech .eyebrow {
  margin-bottom: 0.65rem;
}

.program-section {
  padding-top: 0.5rem;
}

.program-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  gap: 1.6rem;
  align-items: start;
}

.program-layout.reverse {
  grid-template-columns: minmax(0, 0.95fr) minmax(0, 1.05fr);
}

.stat-stack,
.program-copy,
.info-panel,
.action-panel,
.calculator-card,
.sponsor-card {
  padding: 1.5rem;
  border-radius: var(--radius-lg);
  border: 1px solid var(--border-soft);
  background: var(--bg-panel);
  box-shadow: var(--shadow-strong);
}

.stat-stack {
  display: grid;
  gap: 1rem;
}

.stat-card,
.value-panel,
.fact-card,
.rebate-chip {
  border-radius: var(--radius-md);
  border: 1px solid rgba(255, 243, 234, 0.12);
}

.stat-card {
  padding: 1.25rem;
  background: rgba(255, 255, 255, 0.05);
}

.stat-card strong,
.value-panel strong,
.fact-card strong,
.rebate-chip strong {
  display: block;
  font-family: "Oswald", "Arial Narrow", sans-serif;
  font-size: clamp(2.2rem, 4vw, 3.5rem);
  line-height: 1;
}

.stat-label,
.value-panel span,
.fact-kicker {
  display: inline-flex;
  margin-bottom: 0.55rem;
  color: var(--text-muted);
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  font-weight: 700;
}

.featured {
  background:
    linear-gradient(135deg, rgba(248, 197, 55, 0.18), rgba(127, 212, 159, 0.08)),
    rgba(255, 255, 255, 0.04);
}

.feature-list {
  margin: 0 0 1.8rem;
  padding-left: 1.2rem;
  color: var(--text-main);
}

.feature-list li + li {
  margin-top: 0.8rem;
}

.warmth .stat-card strong,
.warmth .text-link {
  color: #ffe2a3;
}

.solar-section .featured {
  background:
    linear-gradient(135deg, rgba(184, 240, 135, 0.2), rgba(158, 214, 255, 0.08)),
    rgba(255, 255, 255, 0.04);
}

.solar-toggle {
  display: grid;
  gap: 1.4rem;
}

.solar-switch {
  display: inline-flex;
  gap: 0.3rem;
  padding: 0.3rem;
  width: fit-content;
  border-radius: 999px;
  border: 1px solid var(--border-soft);
  background: rgba(255, 255, 255, 0.04);
  box-shadow: var(--shadow-strong);
}

.solar-switch-button {
  min-height: 3rem;
  padding: 0.75rem 1.15rem;
  border: 0;
  border-radius: 999px;
  background: transparent;
  color: var(--text-soft);
  font: inherit;
  font-weight: 700;
  cursor: pointer;
  transition:
    transform var(--transition),
    background-color var(--transition),
    color var(--transition);
}

.solar-switch-button:hover,
.solar-switch-button:focus-visible {
  transform: translateY(-1px);
}

.solar-switch-button:focus-visible {
  outline: 2px solid var(--accent-gold);
  outline-offset: 3px;
}

.solar-switch-button.is-active {
  background: var(--accent-gold);
  color: #2b1800;
}

.solar-panel[hidden] {
  display: none;
}

.solar-section .stat-card strong,
.solar-section .text-link {
  color: #d7f4a5;
}

.cool-tech .program-copy,
.cool-tech .info-panel,
.cool-tech .value-panel {
  background:
    linear-gradient(180deg, rgba(158, 214, 255, 0.08), rgba(158, 214, 255, 0.02)),
    rgba(255, 255, 255, 0.03);
}

.dual-callouts {
  display: grid;
  gap: 1rem;
  margin-bottom: 1.4rem;
}

.value-panel {
  padding: 1.25rem;
}

.value-panel strong {
  color: var(--accent-blue);
}

.value-panel.subdued strong {
  color: #d1efff;
}

.section-note,
.small-note {
  color: var(--text-muted);
  font-size: 0.92rem;
}

.info-panel h3,
.program-copy h3 {
  font-size: 2rem;
  margin-bottom: 1rem;
}

.info-panel .feature-list {
  margin-top: 1.1rem;
}

.ev-savings .fact-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 1rem;
  margin-bottom: 1.5rem;
}

.fact-card {
  padding: 1.2rem;
  background:
    linear-gradient(160deg, rgba(184, 240, 135, 0.18), rgba(255, 255, 255, 0.04)),
    rgba(255, 255, 255, 0.02);
}

.fact-card strong {
  color: var(--accent-green);
}

.action-panel {
  display: grid;
  gap: 1rem;
  align-content: start;
}

.appliance-section .rebate-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 0.9rem;
}

.appliance-section .link-row {
  margin-top: 1.5rem;
}

.rebate-chip {
  padding: 1.15rem;
  background:
    linear-gradient(145deg, rgba(200, 239, 183, 0.14), rgba(127, 212, 159, 0.04)),
    rgba(255, 255, 255, 0.02);
}

.rebate-chip strong {
  color: var(--accent-pink);
  font-size: clamp(1.9rem, 3vw, 2.6rem);
}

.rebate-chip span {
  display: block;
  margin-top: 0.5rem;
  color: var(--text-main);
}

.calculator-card,
.sponsor-card {
  display: grid;
  grid-template-columns: minmax(0, 1.1fr) minmax(280px, 0.9fr);
  gap: 1.5rem;
  align-items: center;
}

.calculator-card h3 {
  font-size: 2.2rem;
}

.calculator-card-embed {
  grid-template-columns: minmax(260px, 0.8fr) minmax(0, 1.2fr);
  align-items: start;
}

.calculator-intro {
  display: grid;
  gap: 0.65rem;
}

.calculator-label {
  margin: 0;
  color: var(--accent-gold);
  text-transform: uppercase;
  letter-spacing: 0.14em;
  font-size: 0.76rem;
  font-weight: 700;
}

.calculator-intro h3 {
  font-size: 1.9rem;
  margin: 0;
}

.calculator-intro p:last-child {
  margin: 0;
}

.calculator-pair {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1.5rem;
  align-items: start;
}

.calculator-tool-card {
  display: grid;
  gap: 1rem;
}

.calculator-suite {
  padding: 1.5rem;
  border-radius: var(--radius-lg);
  background:
    linear-gradient(135deg, rgba(255, 255, 255, 0.05), rgba(255, 255, 255, 0.02)),
    var(--bg-panel);
  border: 1px solid rgba(255, 243, 234, 0.08);
  box-shadow: var(--shadow-strong);
}

.calculator-embed-shell {
  min-width: 0;
  padding: 1rem;
  border-radius: var(--radius-md);
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 243, 234, 0.08);
}

.calculator-embed-shell rewiring-america-state-calculator {
  display: block;
  height: 42rem;
  overflow: auto;
}

.calculator-fallback {
  margin: 1rem 0 0;
}

.bill-impact-shell {
  padding: 1rem;
  border-radius: var(--radius-md);
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 243, 234, 0.08);
}

.bill-impact-shell rewiring-america-bill-impact-calculator {
  display: block;
  height: 42rem;
  overflow: auto;
}

.compact {
  margin-bottom: 0;
}

.sponsor-card {
  background:
    linear-gradient(135deg, rgba(83, 148, 78, 0.16), rgba(0, 0, 0, 0)),
    var(--bg-panel);
}

.sponsor-logo {
  width: min(100%, 24rem);
}

.sponsor-logo-link,
.sponsor-title-link {
  text-decoration: none;
}

.sponsor-logo-link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 1.4rem 1.6rem;
  border-radius: 28px;
  background:
    linear-gradient(180deg, rgba(244, 242, 233, 0.9), rgba(227, 231, 214, 0.84));
  border: 1px solid rgba(239, 241, 227, 0.38);
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 0.18),
    0 16px 36px rgba(4, 18, 10, 0.14);
}

.sponsor-title-link {
  color: inherit;
}

.site-disclaimer {
  margin: 3rem 0 0;
  color: rgba(195, 198, 182, 0.6);
  font-size: 0.85rem;
  line-height: 1.6;
  text-align: center;
}

.reveal {
  opacity: 0;
  transform: translateY(22px);
  transition:
    opacity 500ms ease,
    transform 500ms ease;
}

.reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}

@media (max-width: 960px) {
  .hero-grid,
  .program-layout,
  .program-layout.reverse,
  .calculator-card,
  .sponsor-card,
  .ev-savings .fact-grid,
  .appliance-section .rebate-grid {
    grid-template-columns: 1fr;
  }

  .hero {
    min-height: auto;
  }

  .hero-grid {
    padding-top: 2.5rem;
  }

  .arrow-stage {
    min-height: 24rem;
  }
}

@media (max-width: 720px) {
  .section {
    width: min(calc(100% - 1.25rem), var(--max-width));
    padding-bottom: 4rem;
  }

  .calculator-pair {
    grid-template-columns: 1fr;
  }

  .topbar {
    display: none;
  }

  .hero h1 {
    font-size: clamp(3.6rem, 18vw, 5.4rem);
  }

  .section-heading h2 {
    font-size: clamp(2.4rem, 12vw, 3.4rem);
  }

  .solar-switch {
    display: grid;
    width: 100%;
  }

  .stat-stack,
  .program-copy,
  .info-panel,
  .action-panel,
  .calculator-card,
  .sponsor-card {
    padding: 1.2rem;
  }

  .arrow-stage {
    min-height: 20rem;
  }
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  .button,
  .text-link,
  .topbar-links a,
  .brand-mark,
  .reveal {
    transition: none;
  }

  .reveal,
  .reveal.is-visible {
    opacity: 1;
    transform: none;
  }
}