:root {
  color-scheme: light;
  --ink: #17201c;
  --muted: #5f6f67;
  --line: #dbe5dd;
  --paper: #fbfcf8;
  --white: #ffffff;
  --sun: #f7b733;
  --solar-hot: #ffdf57;
  --sun-deep: #d88716;
  --leaf: #23845f;
  --leaf-dark: #0f5c48;
  --aqua: #177e89;
  --electric: #2fd4ff;
  --violet: #7357ff;
  --clay: #c46d45;
  --charcoal: #20231f;
  --night: #101a19;
  --shadow: 0 20px 60px rgba(23, 32, 28, 0.12);
  --radius: 8px;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background:
    linear-gradient(90deg, rgba(47, 212, 255, 0.035) 1px, transparent 1px),
    linear-gradient(0deg, rgba(247, 183, 51, 0.035) 1px, transparent 1px),
    var(--paper);
  background-size: 48px 48px, 48px 48px, auto;
  color: var(--ink);
  line-height: 1.5;
}

body.nav-open {
  overflow: hidden;
}

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

a {
  color: inherit;
  text-decoration: none;
}

button,
input,
select,
textarea {
  font: inherit;
}

.site-header {
  position: fixed;
  inset: 0 0 auto;
  z-index: 50;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding: 16px clamp(18px, 4vw, 58px);
  color: var(--white);
  transition: background 180ms ease, box-shadow 180ms ease, color 180ms ease;
}

.site-header.is-scrolled,
.site-header.is-open {
  background: rgba(251, 252, 248, 0.94);
  color: var(--ink);
  box-shadow: 0 10px 32px rgba(23, 32, 28, 0.1);
  backdrop-filter: blur(18px);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  min-width: max-content;
}

.brand strong {
  text-shadow: 0 0 18px rgba(247, 183, 51, 0.2);
}

.brand-logo {
  display: block;
  width: 54px;
  height: 54px;
  flex: 0 0 54px;
  border-radius: 50%;
  overflow: visible;
  filter:
    drop-shadow(0 0 10px rgba(255, 223, 87, 0.34))
    drop-shadow(0 6px 14px rgba(47, 212, 255, 0.18));
  animation: logoBlink 3.2s ease-in-out infinite;
}

.solar-logo-shell {
  transform-origin: 110px 110px;
  animation: solarPulse 2.8s ease-in-out infinite;
}

.solar-logo-rays {
  transform-origin: 110px 110px;
  animation: rayBlink 1.7s ease-in-out infinite;
}

.solar-logo-shine {
  animation: sweepShine 2.4s ease-in-out infinite;
}

.solar-logo-glint {
  transform-origin: center;
  animation: glintBlink 1.25s ease-in-out infinite;
}

@keyframes logoBlink {
  0%, 100% {
    transform: scale(1);
    filter: drop-shadow(0 6px 14px rgba(247, 183, 51, 0.28)) brightness(1);
  }
  45% {
    transform: scale(1.03);
    filter: drop-shadow(0 8px 18px rgba(247, 183, 51, 0.46)) brightness(1.13);
  }
  54% {
    transform: scale(1);
    filter: drop-shadow(0 4px 10px rgba(247, 183, 51, 0.18)) brightness(0.94);
  }
  68% {
    filter: drop-shadow(0 8px 18px rgba(247, 183, 51, 0.4)) brightness(1.1);
  }
}

@keyframes solarPulse {
  0%, 100% {
    transform: scale(1);
    filter: brightness(1);
  }
  48% {
    transform: scale(1.025);
    filter: brightness(1.18);
  }
  55% {
    transform: scale(0.995);
    filter: brightness(0.96);
  }
}

@keyframes rayBlink {
  0%, 100% {
    opacity: 0.68;
    transform: rotate(0deg);
  }
  48% {
    opacity: 1;
    transform: rotate(4deg);
  }
  56% {
    opacity: 0.42;
    transform: rotate(4deg);
  }
  70% {
    opacity: 0.9;
  }
}

@keyframes sweepShine {
  0% {
    transform: translateX(-160px) rotate(18deg);
    opacity: 0;
  }
  20% {
    opacity: 0;
  }
  48% {
    opacity: 0.88;
  }
  74% {
    transform: translateX(190px) rotate(18deg);
    opacity: 0;
  }
  100% {
    transform: translateX(190px) rotate(18deg);
    opacity: 0;
  }
}

@keyframes glintBlink {
  0%, 100% {
    opacity: 0.18;
    transform: scale(0.72);
  }
  42% {
    opacity: 1;
    transform: scale(1.08);
  }
  54% {
    opacity: 0.16;
    transform: scale(0.78);
  }
  68% {
    opacity: 0.82;
    transform: scale(1);
  }
}

.brand strong,
.brand small {
  display: block;
}

.brand small {
  color: currentColor;
  font-size: 0.76rem;
  opacity: 0.74;
}

.site-nav {
  display: flex;
  align-items: center;
  gap: clamp(10px, 1.45vw, 24px);
  font-size: clamp(0.84rem, 1vw, 0.94rem);
  font-weight: 700;
}

.site-nav a {
  position: relative;
  padding: 8px 0;
}

.site-nav a::after {
  position: absolute;
  right: 0;
  bottom: 2px;
  left: 0;
  height: 2px;
  background: var(--sun);
  content: "";
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 180ms ease;
}

.site-nav a:hover::after,
.site-nav a:focus-visible::after {
  transform: scaleX(1);
}

.nav-toggle {
  display: none;
  width: 44px;
  height: 44px;
  padding: 0;
  border: 1px solid currentColor;
  border-radius: var(--radius);
  background: transparent;
  color: inherit;
  cursor: pointer;
}

.nav-toggle span {
  display: block;
  width: 20px;
  height: 2px;
  margin: 5px auto;
  background: currentColor;
}

.hero {
  position: relative;
  min-height: 90vh;
  overflow: hidden;
  color: var(--white);
}

.hero-image,
.hero-overlay {
  position: absolute;
  inset: 0;
  height: 100%;
}

.hero-image {
  object-fit: cover;
}

.hero-overlay {
  background:
    linear-gradient(90deg, rgba(10, 22, 19, 0.9), rgba(15, 48, 45, 0.58) 48%, rgba(255, 183, 51, 0.16)),
    linear-gradient(0deg, rgba(18, 27, 24, 0.72), rgba(18, 27, 24, 0.04) 42%),
    repeating-linear-gradient(90deg, rgba(47, 212, 255, 0.12) 0 1px, transparent 1px 88px);
}

.hero-content {
  position: relative;
  z-index: 1;
  width: min(1120px, calc(100% - 36px));
  min-height: 90vh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  margin: 0 auto;
  padding: 106px 0 76px;
}

.eyebrow,
.mini-label {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin: 0 0 14px;
  color: var(--sun);
  font-size: 0.78rem;
  font-weight: 900;
  letter-spacing: 0;
  text-transform: uppercase;
}

.mini-label {
  color: var(--leaf);
}

.eyebrow::before,
.mini-label::before {
  width: 28px;
  height: 2px;
  background: currentColor;
  content: "";
}

h1,
h2,
h3,
p {
  margin-top: 0;
}

h1 {
  max-width: 820px;
  margin-bottom: 22px;
  font-size: clamp(3.15rem, 8vw, 6.8rem);
  line-height: 0.94;
  letter-spacing: 0;
}

h2 {
  margin-bottom: 16px;
  font-size: clamp(2rem, 4vw, 4rem);
  line-height: 1.02;
  letter-spacing: 0;
}

h3 {
  margin-bottom: 10px;
  font-size: 1.18rem;
  line-height: 1.2;
}

p {
  color: var(--muted);
}

.hero-copy {
  max-width: 660px;
  color: rgba(255, 255, 255, 0.86);
  font-size: clamp(1.04rem, 2vw, 1.28rem);
}

.hero-signal-row {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin: 6px 0 24px;
}

.hero-signal-row span {
  display: inline-flex;
  min-height: 34px;
  align-items: center;
  border: 1px solid rgba(47, 212, 255, 0.36);
  border-radius: 999px;
  background: rgba(12, 27, 26, 0.42);
  color: rgba(255, 255, 255, 0.88);
  padding: 7px 12px;
  font-size: 0.84rem;
  font-weight: 900;
  box-shadow: inset 0 0 18px rgba(47, 212, 255, 0.12);
  backdrop-filter: blur(10px);
}

.hero-actions,
.cta-inner {
  display: flex;
  align-items: center;
  gap: 14px;
  flex-wrap: wrap;
}

.button {
  display: inline-flex;
  min-height: 48px;
  align-items: center;
  justify-content: center;
  border: 1px solid transparent;
  border-radius: var(--radius);
  padding: 13px 20px;
  font-weight: 900;
  cursor: pointer;
  transition: transform 160ms ease, box-shadow 160ms ease, background 160ms ease;
}

.button:hover,
.button:focus-visible {
  transform: translateY(-2px);
}

.button.primary {
  background: var(--sun);
  color: #1e1a0e;
  box-shadow: 0 12px 28px rgba(247, 183, 51, 0.3);
}

.button.secondary {
  border-color: rgba(255, 255, 255, 0.55);
  background: rgba(255, 255, 255, 0.12);
  color: var(--white);
}

.button.wide {
  width: 100%;
}

.hero-metrics {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 1px;
  width: min(760px, 100%);
  margin: 48px 0 0;
  background: rgba(255, 255, 255, 0.22);
  border: 1px solid rgba(255, 255, 255, 0.24);
  border-radius: var(--radius);
  overflow: hidden;
}

.hero-metrics div {
  padding: 18px;
  background: rgba(15, 21, 18, 0.44);
  backdrop-filter: blur(10px);
}

.hero-metrics dt {
  font-size: clamp(1.5rem, 3vw, 2.4rem);
  font-weight: 950;
}

.hero-metrics dd {
  margin: 3px 0 0;
  color: rgba(255, 255, 255, 0.76);
  font-size: 0.9rem;
}

.section {
  padding: clamp(72px, 10vw, 124px) 0;
}

.section-inner {
  width: min(1120px, calc(100% - 36px));
  margin: 0 auto;
}

.intro-band {
  padding: 38px 0;
  background: var(--white);
  border-bottom: 1px solid var(--line);
}

.intro-grid {
  display: grid;
  grid-template-columns: 1.15fr 1fr;
  gap: clamp(28px, 5vw, 70px);
  align-items: center;
}

.intro-grid h2 {
  font-size: clamp(1.75rem, 3vw, 2.8rem);
}

.snapshot {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
}

.snapshot div,
.consult-form,
.calculator-panel,
.feedback-form,
.contact-form,
.process-card,
.automation-grid article,
.engineer-list article,
.ai-feature-list article,
.panel-brand-grid article,
.warranty-card,
.warranty-points article,
.testimonial-list article,
.story-card,
.success-banner,
.contact-methods article {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--white);
  box-shadow: 0 12px 34px rgba(23, 32, 28, 0.07);
}

.snapshot div {
  padding: 18px;
}

.snapshot strong,
.snapshot span {
  display: block;
}

.snapshot span {
  margin-top: 4px;
  color: var(--muted);
  font-size: 0.9rem;
}

.split {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(320px, 0.82fr);
  gap: clamp(30px, 6vw, 86px);
  align-items: center;
}

.split.reverse {
  grid-template-columns: minmax(320px, 0.9fr) minmax(0, 1fr);
}

.section-copy > p,
.section-heading p {
  max-width: 760px;
  font-size: 1.05rem;
}

.feature-list,
.engineer-list,
.ai-feature-list {
  display: grid;
  gap: 12px;
  margin-top: 26px;
}

.feature-list div {
  padding-left: 18px;
  border-left: 4px solid var(--sun);
}

.feature-list strong,
.feature-list span {
  display: block;
}

.feature-list span {
  margin-top: 4px;
  color: var(--muted);
}

.ai-command {
  position: relative;
  overflow: hidden;
  background:
    linear-gradient(135deg, #101a19, #12322e 48%, #1b1c28);
  color: var(--white);
}

.ai-command::before {
  position: absolute;
  inset: 0;
  background:
    linear-gradient(90deg, rgba(47, 212, 255, 0.12) 1px, transparent 1px),
    linear-gradient(0deg, rgba(255, 223, 87, 0.1) 1px, transparent 1px);
  background-size: 56px 56px;
  content: "";
  opacity: 0.42;
  pointer-events: none;
}

.ai-command-grid {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(320px, 0.92fr);
  gap: clamp(32px, 6vw, 84px);
  align-items: center;
}

.ai-command .mini-label {
  color: var(--solar-hot);
}

.ai-command p {
  color: rgba(255, 255, 255, 0.76);
}

.ai-feature-list article {
  padding: 18px;
  border-color: rgba(47, 212, 255, 0.2);
  background: rgba(255, 255, 255, 0.08);
  box-shadow: inset 0 0 24px rgba(47, 212, 255, 0.08);
  backdrop-filter: blur(12px);
}

.ai-feature-list strong,
.ai-feature-list span {
  display: block;
}

.ai-feature-list span {
  margin-top: 5px;
  color: rgba(255, 255, 255, 0.68);
}

.ai-dashboard {
  display: grid;
  min-height: 440px;
  align-content: space-between;
  border: 1px solid rgba(47, 212, 255, 0.3);
  border-radius: var(--radius);
  background:
    linear-gradient(135deg, rgba(47, 212, 255, 0.14), rgba(255, 223, 87, 0.12)),
    rgba(255, 255, 255, 0.08);
  padding: clamp(22px, 4vw, 34px);
  box-shadow:
    0 24px 70px rgba(0, 0, 0, 0.26),
    inset 0 0 40px rgba(47, 212, 255, 0.12);
  backdrop-filter: blur(16px);
}

.dashboard-topline,
.dashboard-meter {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}

.dashboard-topline span,
.dashboard-meter span {
  color: rgba(255, 255, 255, 0.72);
  font-size: 0.78rem;
  font-weight: 950;
  text-transform: uppercase;
}

.dashboard-topline strong {
  color: var(--solar-hot);
}

.dashboard-orbit {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
  margin: 40px 0;
}

.dashboard-orbit span {
  display: grid;
  min-height: 86px;
  place-items: center;
  border: 1px solid rgba(255, 255, 255, 0.18);
  border-radius: var(--radius);
  background: rgba(9, 21, 20, 0.38);
  color: rgba(255, 255, 255, 0.84);
  font-weight: 950;
  box-shadow: inset 0 0 24px rgba(47, 212, 255, 0.1);
}

.dashboard-meter strong {
  color: var(--electric);
  font-size: clamp(2.4rem, 7vw, 4.8rem);
  line-height: 0.9;
}

.dashboard-bars {
  display: grid;
  gap: 10px;
}

.dashboard-bars i {
  display: block;
  height: 10px;
  border-radius: 999px;
  background:
    linear-gradient(90deg, var(--electric), var(--solar-hot)) 0 0 / var(--bar) 100% no-repeat,
    rgba(255, 255, 255, 0.12);
}

.consult-form,
.calculator-panel,
.feedback-form,
.contact-form {
  padding: clamp(22px, 3vw, 34px);
}

.consult-form h3,
.feedback-form h3,
.contact-form h3 {
  font-size: 1.45rem;
}

label {
  display: grid;
  gap: 8px;
  margin-bottom: 18px;
  color: var(--ink);
  font-weight: 800;
}

input,
select,
textarea {
  width: 100%;
  min-height: 46px;
  border: 1px solid #cbd8d0;
  border-radius: var(--radius);
  background: #f8faf6;
  color: var(--ink);
  padding: 12px 14px;
  outline: none;
}

textarea {
  resize: vertical;
}

input:focus,
select:focus,
textarea:focus {
  border-color: var(--leaf);
  box-shadow: 0 0 0 3px rgba(35, 132, 95, 0.15);
}

input[type="range"] {
  min-height: auto;
  padding: 0;
  accent-color: var(--leaf);
}

.form-result {
  min-height: 28px;
  margin: 14px 0 0;
  color: var(--leaf-dark);
  font-weight: 800;
}

.installation {
  background: #eef5ed;
}

.section-heading {
  display: grid;
  gap: 4px;
  max-width: 820px;
  margin-bottom: 38px;
}

.process-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 16px;
}

.process-card {
  padding: 22px;
}

.process-card span {
  display: grid;
  width: 38px;
  height: 38px;
  margin-bottom: 22px;
  place-items: center;
  border-radius: 50%;
  background: #ffe8a8;
  color: #6b4500;
  font-weight: 950;
}

.process-card p,
.automation-grid p,
.engineer-list p,
.story-card p {
  margin-bottom: 0;
}

.image-strip {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 16px;
  margin-top: 18px;
}

.image-strip img {
  height: clamp(240px, 34vw, 420px);
  border-radius: var(--radius);
  object-fit: cover;
}

.engineers {
  background: var(--paper);
}

.engineer-visual {
  position: relative;
}

.engineer-visual img {
  min-height: 500px;
  border-radius: var(--radius);
  object-fit: cover;
  box-shadow: var(--shadow);
}

.credential-panel {
  position: absolute;
  right: 18px;
  bottom: 18px;
  max-width: 300px;
  padding: 18px;
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.9);
  box-shadow: 0 16px 34px rgba(23, 32, 28, 0.14);
  backdrop-filter: blur(14px);
}

.credential-panel strong,
.credential-panel span {
  display: block;
}

.credential-panel span {
  margin-top: 6px;
  color: var(--muted);
  font-size: 0.9rem;
}

.engineer-list {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.engineer-list article {
  padding: 18px;
}

.procurement {
  background: #f7f1e9;
}

.procurement-layout {
  display: grid;
  grid-template-columns: minmax(320px, 0.8fr) minmax(0, 1fr);
  gap: 18px;
  align-items: stretch;
}

.procurement-roadmap {
  display: grid;
  gap: 12px;
}

.roadmap-step {
  display: grid;
  grid-template-columns: 42px 1fr;
  gap: 12px;
  align-items: start;
  width: 100%;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--white);
  color: var(--ink);
  padding: 16px;
  text-align: left;
  cursor: pointer;
}

.roadmap-step span {
  display: grid;
  width: 38px;
  height: 38px;
  place-items: center;
  border-radius: 50%;
  background: #e2efe8;
  color: var(--leaf-dark);
  font-weight: 950;
}

.roadmap-step strong,
.roadmap-step small {
  display: block;
}

.roadmap-step small {
  margin-top: 4px;
  color: var(--muted);
}

.roadmap-step.is-active {
  border-color: var(--leaf);
  box-shadow: 0 12px 32px rgba(35, 132, 95, 0.16);
}

.roadmap-step.is-active span {
  background: var(--leaf);
  color: var(--white);
}

.roadmap-detail {
  min-height: 100%;
  padding: clamp(24px, 4vw, 44px);
  border-radius: var(--radius);
  background: var(--charcoal);
  color: var(--white);
}

.roadmap-detail p {
  color: rgba(255, 255, 255, 0.78);
}

.roadmap-detail ul {
  display: grid;
  gap: 12px;
  margin: 22px 0 0;
  padding-left: 20px;
  color: rgba(255, 255, 255, 0.82);
}

.automation-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
  margin-top: 18px;
}

.automation-grid article {
  padding: 22px;
}

.panels {
  background:
    linear-gradient(135deg, rgba(255, 223, 87, 0.18), rgba(47, 212, 255, 0.1)),
    var(--white);
}

.panel-showcase {
  display: grid;
  grid-template-columns: minmax(0, 0.92fr) minmax(0, 1fr);
  gap: 18px;
  align-items: stretch;
}

.panel-image-wrap {
  position: relative;
  min-height: 100%;
  overflow: hidden;
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}

.panel-image-wrap img {
  height: 100%;
  min-height: 520px;
  object-fit: cover;
}

.panel-image-wrap::after {
  position: absolute;
  inset: 0;
  background:
    linear-gradient(0deg, rgba(16, 26, 25, 0.66), transparent 52%),
    repeating-linear-gradient(90deg, rgba(255, 255, 255, 0.12) 0 1px, transparent 1px 72px);
  content: "";
}

.panel-image-badge {
  position: absolute;
  right: 18px;
  bottom: 18px;
  left: 18px;
  z-index: 1;
  border: 1px solid rgba(255, 255, 255, 0.28);
  border-radius: var(--radius);
  background: rgba(10, 22, 19, 0.72);
  color: var(--white);
  padding: 18px;
  backdrop-filter: blur(16px);
}

.panel-image-badge strong,
.panel-image-badge span {
  display: block;
}

.panel-image-badge strong {
  color: var(--solar-hot);
}

.panel-image-badge span {
  margin-top: 5px;
  color: rgba(255, 255, 255, 0.72);
}

.panel-brand-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
}

.panel-brand-grid article {
  position: relative;
  overflow: hidden;
  padding: 22px;
}

.panel-brand-grid article::before {
  position: absolute;
  top: 0;
  right: 0;
  left: 0;
  height: 4px;
  background: linear-gradient(90deg, var(--solar-hot), var(--electric), var(--leaf));
  content: "";
}

.panel-brand-grid span {
  color: var(--clay);
  font-size: 0.78rem;
  font-weight: 950;
  text-transform: uppercase;
}

.panel-brand-grid p {
  min-height: 78px;
}

.panel-brand-grid strong {
  display: inline-flex;
  min-height: 34px;
  align-items: center;
  border-radius: 999px;
  background: #e7f6ee;
  color: var(--leaf-dark);
  padding: 7px 11px;
  font-size: 0.88rem;
}

.calculator {
  background: var(--white);
}

.calculator-panel {
  background:
    linear-gradient(135deg, rgba(255, 244, 210, 0.8), rgba(226, 239, 232, 0.85)),
    var(--white);
}

.calculator-panel label span {
  color: var(--leaf-dark);
  font-size: 1.1rem;
}

.calc-results {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
  margin-top: 24px;
}

.calc-results div {
  padding: 16px;
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.78);
}

.calc-results span,
.calc-results strong {
  display: block;
}

.calc-results span {
  color: var(--muted);
  font-size: 0.86rem;
  font-weight: 800;
}

.calc-results strong {
  margin-top: 4px;
  font-size: clamp(1.1rem, 2vw, 1.6rem);
}

.warranty {
  background: var(--night);
  color: var(--white);
}

.warranty-grid {
  display: grid;
  grid-template-columns: minmax(0, 0.95fr) minmax(0, 1fr);
  gap: 18px;
  align-items: stretch;
}

.warranty-card {
  position: relative;
  overflow: hidden;
  padding: clamp(26px, 5vw, 48px);
  border-color: rgba(255, 223, 87, 0.24);
  background:
    linear-gradient(135deg, rgba(247, 183, 51, 0.2), rgba(47, 212, 255, 0.1)),
    rgba(255, 255, 255, 0.08);
  box-shadow:
    0 22px 60px rgba(0, 0, 0, 0.24),
    inset 0 0 44px rgba(255, 223, 87, 0.08);
}

.warranty-card .mini-label {
  color: var(--solar-hot);
}

.warranty-card p {
  color: rgba(255, 255, 255, 0.74);
}

.warranty-number {
  margin-top: 34px;
  color: var(--solar-hot);
  font-size: clamp(3rem, 10vw, 7rem);
  font-weight: 950;
  line-height: 0.9;
  text-shadow: 0 0 24px rgba(255, 223, 87, 0.26);
}

.warranty-points {
  display: grid;
  gap: 14px;
}

.warranty-points article {
  display: grid;
  grid-template-columns: 48px 1fr;
  gap: 6px 16px;
  align-items: start;
  padding: 22px;
  border-color: rgba(47, 212, 255, 0.2);
  background: rgba(255, 255, 255, 0.08);
  box-shadow: inset 0 0 26px rgba(47, 212, 255, 0.08);
}

.warranty-points span {
  display: grid;
  width: 42px;
  height: 42px;
  grid-row: span 2;
  place-items: center;
  border-radius: 50%;
  background: var(--solar-hot);
  color: #271d04;
  font-weight: 950;
}

.warranty-points strong {
  color: var(--white);
  font-size: 1.1rem;
}

.warranty-points p {
  margin-bottom: 0;
  color: rgba(255, 255, 255, 0.68);
}

.stories {
  background: #edf7f6;
}

.story-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
}

.success-banner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  margin: -12px 0 24px;
  padding: clamp(18px, 3vw, 26px);
  border-left: 5px solid var(--sun);
}

.success-banner strong,
.success-banner span {
  display: block;
}

.success-banner strong {
  color: var(--leaf-dark);
  font-size: clamp(1.35rem, 3vw, 2rem);
  line-height: 1.05;
}

.success-banner span {
  max-width: 560px;
  color: var(--muted);
}

.story-card {
  overflow: hidden;
}

.story-card img {
  aspect-ratio: 1.35;
  object-fit: cover;
}

.story-card div {
  padding: 20px;
}

.story-card span {
  color: var(--clay);
  font-weight: 950;
  text-transform: uppercase;
  font-size: 0.78rem;
}

.story-card strong {
  display: block;
  margin-top: 16px;
  color: var(--leaf-dark);
}

.feedback {
  background: var(--paper);
}

.feedback-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(320px, 0.8fr);
  gap: clamp(28px, 6vw, 80px);
}

.testimonial-list {
  display: grid;
  gap: 12px;
  margin-top: 28px;
}

.testimonial-list article {
  padding: 18px;
  border-left: 4px solid var(--sun);
}

.testimonial-list strong,
.testimonial-list span {
  display: block;
}

.testimonial-list span {
  margin-top: 8px;
  color: var(--muted);
}

.contact {
  background: #f8f3ea;
}

.contact-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(320px, 0.82fr);
  gap: clamp(28px, 6vw, 80px);
  align-items: start;
}

.contact-methods {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
  margin-top: 28px;
}

.contact-methods article {
  padding: 18px;
}

.contact-methods span,
.contact-methods strong {
  display: block;
}

.contact-methods span {
  color: var(--clay);
  font-size: 0.78rem;
  font-weight: 950;
  text-transform: uppercase;
}

.contact-methods strong {
  margin-top: 6px;
  line-height: 1.28;
}

.cta {
  padding: 70px 0;
  background: var(--charcoal);
  color: var(--white);
}

.cta p {
  max-width: 720px;
  color: rgba(255, 255, 255, 0.75);
}

.cta .mini-label {
  color: var(--sun);
}

.cta-inner {
  justify-content: space-between;
}

.site-footer {
  padding: 46px 0;
  background: #141714;
  color: var(--white);
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.3fr repeat(3, minmax(140px, 1fr));
  gap: 24px;
}

.site-footer strong,
.site-footer a,
.site-footer span {
  display: block;
}

.site-footer a,
.site-footer span {
  margin-top: 8px;
  color: rgba(255, 255, 255, 0.68);
}

.site-footer a:hover {
  color: var(--sun);
}

.footer-brand {
  color: var(--white);
}

@media (prefers-reduced-motion: reduce) {
  .brand-logo,
  .solar-logo-shell,
  .solar-logo-rays,
  .solar-logo-shine,
  .solar-logo-glint {
    animation: none;
  }
}

@media (max-width: 980px) {
  .nav-toggle {
    display: block;
  }

  .site-nav {
    position: fixed;
    top: 74px;
    right: 18px;
    left: 18px;
    display: none;
    gap: 0;
    padding: 10px;
    border: 1px solid var(--line);
    border-radius: var(--radius);
    background: var(--white);
    color: var(--ink);
    box-shadow: var(--shadow);
  }

  .site-nav:not(.is-open) {
    pointer-events: none;
  }

  .site-nav.is-open {
    display: grid;
    pointer-events: auto;
  }

  .site-nav a {
    padding: 13px 10px;
  }

  .intro-grid,
  .split,
  .split.reverse,
  .ai-command-grid,
  .procurement-layout,
  .panel-showcase,
  .warranty-grid,
  .feedback-grid,
  .contact-grid,
  .footer-grid {
    grid-template-columns: 1fr;
  }

  .process-grid,
  .automation-grid,
  .story-grid,
  .engineer-list,
  .panel-brand-grid,
  .hero-metrics {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 680px) {
  .site-header {
    padding: 12px 18px;
  }

  .brand-logo {
    width: 46px;
    height: 46px;
    flex-basis: 46px;
  }

  .brand small {
    display: none;
  }

  .hero,
  .hero-content {
    min-height: 88vh;
  }

  .hero-content {
    padding-top: 96px;
  }

  h1 {
    font-size: clamp(2.6rem, 14vw, 4rem);
  }

  h2 {
    font-size: clamp(1.9rem, 10vw, 2.7rem);
  }

  .hero-metrics,
  .snapshot,
  .process-grid,
  .automation-grid,
  .story-grid,
  .engineer-list,
  .panel-brand-grid,
  .calc-results,
  .contact-methods,
  .image-strip {
    grid-template-columns: 1fr;
  }

  .ai-dashboard {
    min-height: 340px;
  }

  .dashboard-orbit {
    grid-template-columns: 1fr;
    margin: 24px 0;
  }

  .panel-image-wrap img {
    min-height: 340px;
  }

  .warranty-points article {
    grid-template-columns: 1fr;
  }

  .warranty-points span {
    grid-row: auto;
  }

  .success-banner {
    align-items: flex-start;
    flex-direction: column;
  }

  .hero-actions .button,
  .cta-inner .button {
    width: 100%;
  }

  .engineer-visual img {
    min-height: 360px;
  }

  .credential-panel {
    position: static;
    max-width: none;
    margin-top: 12px;
  }

  .roadmap-step {
    grid-template-columns: 36px 1fr;
  }

  .roadmap-step span {
    width: 34px;
    height: 34px;
  }
}