:root {
  --ink: #092454;
  --ink-deep: #061936;
  --muted: #5b6676;
  --paper: #f5f8fb;
  --surface: #ffffff;
  --line: #dce5ef;
  --blue: #073d87;
  --blue-bright: #0e74c8;
  --green: #17713e;
  --yellow: #ffc928;
  --red: #b71924;
  --shadow: 0 20px 60px rgba(8, 34, 74, 0.16);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  color: var(--ink);
  background: var(--paper);
  font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  line-height: 1.6;
}

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

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

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

.site-header {
  position: fixed;
  z-index: 20;
  inset: 0 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  min-height: 72px;
  padding: 14px clamp(18px, 5vw, 64px);
  color: #fff;
  transition: background 180ms ease, box-shadow 180ms ease, color 180ms ease;
}

.site-header[data-elevated="true"] {
  color: var(--ink);
  background: rgba(245, 248, 251, 0.94);
  box-shadow: 0 1px 0 rgba(9, 36, 84, 0.09);
  backdrop-filter: blur(18px);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-size: 0.98rem;
  font-weight: 900;
  letter-spacing: 0;
}

.brand-logo {
  width: 42px;
  aspect-ratio: 1.42 / 1;
  border-radius: 6px;
  object-fit: cover;
  object-position: center;
  box-shadow: 0 8px 18px rgba(0, 0, 0, 0.18);
}

.desktop-nav {
  display: flex;
  align-items: center;
  gap: clamp(18px, 3vw, 34px);
  font-size: 0.92rem;
  font-weight: 750;
}

.desktop-nav a {
  opacity: 0.86;
}

.desktop-nav a:hover {
  opacity: 1;
}

.desktop-nav a[aria-current="page"] {
  color: var(--yellow);
  opacity: 1;
}

.header-cta,
.primary-button,
.secondary-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  border-radius: 8px;
  padding: 0 20px;
  border: 1px solid transparent;
  font-weight: 900;
  cursor: pointer;
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 10px;
}

.header-cta,
.primary-button {
  background: var(--yellow);
  color: var(--ink-deep);
  box-shadow: 0 10px 24px rgba(255, 201, 40, 0.24);
}

.header-solar,
.header-home {
  display: none;
  align-items: center;
  gap: 8px;
  min-height: 48px;
  border-radius: 999px;
  padding: 0 16px;
  border: 1px solid rgba(255, 201, 40, 0.72);
  background: rgba(255, 255, 255, 0.14);
  color: #fff;
  box-shadow: 0 12px 26px rgba(0, 0, 0, 0.18);
  font-weight: 950;
  transition: transform 150ms ease, background 150ms ease, box-shadow 150ms ease;
}

.header-solar::before {
  content: "☀";
  font-size: 1.05rem;
  line-height: 1;
}

.header-home::before {
  content: "⌂";
  font-size: 1.05rem;
  line-height: 1;
}

.header-solar:hover {
  background: rgba(255, 255, 255, 0.18);
  transform: translateY(-1px);
  box-shadow: 0 14px 30px rgba(0, 0, 0, 0.2);
}

.header-home:hover {
  background: rgba(255, 255, 255, 0.18);
  transform: translateY(-1px);
  box-shadow: 0 14px 30px rgba(0, 0, 0, 0.2);
}

.header-solar:active {
  transform: translateY(0);
}

.header-home:active {
  transform: translateY(0);
}

.header-solar:focus-visible {
  outline: 3px solid rgba(255, 201, 40, 0.55);
  outline-offset: 2px;
}

.header-home:focus-visible {
  outline: 3px solid rgba(255, 201, 40, 0.55);
  outline-offset: 2px;
}

.site-header[data-elevated="true"] .header-solar {
  border-color: rgba(23, 113, 62, 0.35);
  background: rgba(23, 113, 62, 0.1);
  color: var(--green);
  box-shadow: 0 10px 20px rgba(8, 34, 74, 0.12);
}

.site-header[data-elevated="true"] .header-home {
  border-color: rgba(7, 61, 135, 0.28);
  background: rgba(7, 61, 135, 0.08);
  color: var(--blue);
  box-shadow: 0 10px 20px rgba(8, 34, 74, 0.12);
}

.secondary-button {
  border-color: rgba(255, 255, 255, 0.55);
  color: #fff;
  background: rgba(255, 255, 255, 0.1);
}

.hero {
  position: relative;
  min-height: 92vh;
  display: grid;
  align-items: start;
  overflow: hidden;
  background: var(--ink-deep);
}

.hero-image {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
}

.hero-shade {
  position: absolute;
  inset: 0;
  background:
    linear-gradient(90deg, rgba(4, 18, 42, 0.92) 0%, rgba(4, 18, 42, 0.78) 33%, rgba(4, 18, 42, 0.2) 72%),
    linear-gradient(0deg, rgba(4, 18, 42, 0.35), rgba(4, 18, 42, 0.08));
}

.hero-content {
  position: relative;
  z-index: 2;
  width: min(720px, calc(100% - 36px));
  margin-left: clamp(18px, 7vw, 90px);
  padding-top: clamp(92px, 12vh, 132px);
  color: #fff;
}

.eyebrow {
  margin: 0 0 14px;
  color: var(--blue-bright);
  font-size: 0.78rem;
  font-weight: 950;
  letter-spacing: 0;
  text-transform: uppercase;
}

.hero .eyebrow {
  display: inline-flex;
  width: fit-content;
  padding: 6px 10px;
  border-radius: 6px;
  background: var(--yellow);
  color: var(--ink-deep);
}

.hero-badge {
  display: inline-flex;
  width: fit-content;
  margin: 0 0 18px;
  padding: 8px 12px;
  border-radius: 999px;
  border: 1px solid rgba(255, 201, 40, 0.7);
  background: rgba(255, 255, 255, 0.08);
  color: rgba(255, 255, 255, 0.96);
  font-weight: 950;
}

h1,
h2,
h3,
p {
  overflow-wrap: anywhere;
}

h1 {
  max-width: 720px;
  margin: 0;
  font-size: clamp(3.5rem, 8vw, 7.2rem);
  line-height: 0.92;
  letter-spacing: 0;
  text-transform: uppercase;
}

.solar-title {
  max-width: 760px;
  font-size: clamp(2.45rem, 5.6vw, 4.8rem);
  line-height: 1.02;
  text-transform: none;
}

h2 {
  margin: 0;
  font-size: clamp(2rem, 4vw, 3.8rem);
  line-height: 1.02;
  letter-spacing: 0;
}

h3 {
  margin: 0 0 8px;
  font-size: 1.12rem;
  line-height: 1.25;
}

.hero-copy {
  max-width: 600px;
  margin: 24px 0 0;
  color: rgba(255, 255, 255, 0.88);
  font-size: clamp(1rem, 2vw, 1.18rem);
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 34px;
}

.stats-band {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  background: var(--line);
}

.stats-band div {
  display: grid;
  gap: 6px;
  min-height: 136px;
  padding: 28px clamp(20px, 5vw, 64px);
  background: #fff;
}

.stats-band strong {
  font-size: clamp(1.65rem, 3.5vw, 2.7rem);
  line-height: 1;
}

.stats-band span {
  color: var(--muted);
  font-weight: 750;
}

.mimo-section,
.models-section,
.battery-section,
.comparison-section,
.poster-section,
.contact-section,
.solar-value-section,
.solar-solutions-section,
.contractor-section,
.solar-process-section,
.solar-proof-section {
  padding: clamp(68px, 9vw, 118px) clamp(18px, 5vw, 64px);
}

.mimo-section {
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.1fr);
  gap: clamp(34px, 6vw, 78px);
  align-items: start;
}

.solar-value-section {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(280px, 0.48fr);
  gap: clamp(34px, 6vw, 78px);
  align-items: center;
}

.section-copy p:not(.eyebrow),
.battery-copy p,
.contact-copy p {
  max-width: 680px;
  color: var(--muted);
  font-size: 1.05rem;
}

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

.benefit-grid article,
.model-card,
.spec-board article,
.comparison-grid article,
.contact-form,
.payback-card,
.timeline article,
.proof-panel,
.equipment-grid article {
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--surface);
  box-shadow: 0 8px 34px rgba(8, 34, 74, 0.08);
}

.benefit-grid article {
  min-height: 245px;
  padding: 24px;
}

.feature-icon {
  display: grid;
  place-items: center;
  width: 52px;
  aspect-ratio: 1;
  margin-bottom: 28px;
  border-radius: 8px;
  background: #e9f3ff;
  color: var(--blue);
  font-size: 1.4rem;
  font-weight: 900;
}

.benefit-grid p,
.model-card p,
.model-card li,
.spec-board p,
.comparison-grid li,
.timeline p,
.equipment-grid p {
  color: var(--muted);
}

.payback-card {
  padding: clamp(28px, 5vw, 46px);
  border-color: rgba(23, 113, 62, 0.22);
  background:
    radial-gradient(circle at top right, rgba(255, 201, 40, 0.28), transparent 36%),
    #f4fbf1;
}

.payback-number {
  display: block;
  color: var(--green);
  font-size: clamp(5rem, 13vw, 9rem);
  font-weight: 950;
  line-height: 0.86;
}

.payback-card h3 {
  margin-top: 18px;
  font-size: clamp(1.8rem, 3vw, 2.6rem);
}

.models-section {
  background: #eaf2f8;
}

.section-heading {
  max-width: 860px;
  margin-bottom: 34px;
}

.model-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 18px;
}

.model-card {
  overflow: hidden;
}

.model-card img {
  width: 100%;
  aspect-ratio: 4 / 5;
  object-fit: cover;
  object-position: top center;
  border-bottom: 1px solid var(--line);
}

.model-body {
  padding: 22px;
}

.model-kicker {
  margin: 0 0 8px;
  color: var(--blue);
  font-size: 0.76rem;
  font-weight: 950;
  text-transform: uppercase;
}

.price {
  display: block;
  margin: 10px 0 14px;
  color: var(--red);
  font-size: clamp(1.9rem, 3vw, 2.8rem);
  line-height: 1;
}

.model-card ul,
.comparison-grid ul {
  display: grid;
  gap: 8px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.model-card li,
.comparison-grid li {
  position: relative;
  padding-left: 22px;
}

.model-card li::before,
.comparison-grid li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.7em;
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--blue-bright);
}

.battery-section {
  display: grid;
  grid-template-columns: minmax(0, 0.95fr) minmax(0, 1.05fr);
  gap: clamp(34px, 6vw, 86px);
  align-items: center;
  background: var(--ink);
  color: #fff;
}

.battery-section .eyebrow {
  color: var(--yellow);
}

.battery-copy p {
  color: rgba(255, 255, 255, 0.76);
}

.spec-board {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 14px;
}

.spec-board article {
  padding: 22px;
  background: rgba(255, 255, 255, 0.96);
  color: var(--ink);
}

.comparison-section {
  background: #fff;
}

.solar-solutions-section {
  background: #fff;
}

.contractor-section {
  display: grid;
  grid-template-columns: minmax(0, 0.85fr) minmax(0, 1.15fr);
  gap: clamp(34px, 6vw, 78px);
  align-items: start;
  background: #f6f9ef;
}

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

.equipment-grid article {
  position: relative;
  min-height: 170px;
  padding: 24px;
  overflow: hidden;
}

.equipment-grid article::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 6px;
  height: 100%;
  background: var(--green);
}

.solar-benefits .feature-icon {
  background: #fff5cf;
  color: var(--green);
}

.solar-process-section {
  background: #eaf2f8;
}

.timeline {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
}

.timeline article {
  padding: 24px;
}

.timeline span {
  display: inline-block;
  margin-bottom: 32px;
  color: var(--green);
  font-weight: 950;
}

.solar-proof-section {
  background:
    linear-gradient(135deg, rgba(255, 201, 40, 0.92), rgba(23, 113, 62, 0.92)),
    url("assets/vansoar-hero.png") center / cover;
}

.proof-panel {
  max-width: 820px;
  padding: clamp(28px, 5vw, 48px);
  background: rgba(255, 255, 255, 0.94);
}

.proof-panel p:not(.eyebrow) {
  max-width: 680px;
  color: var(--muted);
}

.comparison-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 18px;
}

.comparison-grid article {
  padding: 28px;
}

.comparison-grid .positive {
  border-color: rgba(23, 113, 62, 0.24);
  background: #eff9f2;
}

.comparison-grid .positive li::before {
  background: var(--green);
}

.poster-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
}

.poster-grid a {
  display: block;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #fff;
  box-shadow: var(--shadow);
}

.poster-grid img {
  width: 100%;
  aspect-ratio: 2 / 3;
  object-fit: cover;
  object-position: top center;
  transition: transform 180ms ease;
}

.poster-grid a:hover img {
  transform: scale(1.025);
}

.contact-section {
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(320px, 0.7fr);
  gap: clamp(32px, 6vw, 88px);
  align-items: start;
  background:
    linear-gradient(135deg, rgba(7, 61, 135, 0.92), rgba(6, 25, 54, 0.96)),
    url("assets/vansoar-mimo.png") center / cover;
  color: #fff;
}

.solar-contact {
  background:
    linear-gradient(135deg, rgba(23, 113, 62, 0.92), rgba(6, 25, 54, 0.96)),
    url("assets/vansoar-hero.png") center / cover;
}

@supports (background-image: image-set(url("assets/vansoar-mimo.webp") type("image/webp") 1x)) {
  .contact-section {
    background:
      linear-gradient(135deg, rgba(7, 61, 135, 0.92), rgba(6, 25, 54, 0.96)),
      image-set(
        url("assets/vansoar-mimo.webp") type("image/webp") 1x,
        url("assets/vansoar-mimo.png") type("image/png") 1x
      ) center / cover;
  }

  .solar-contact {
    background:
      linear-gradient(135deg, rgba(23, 113, 62, 0.92), rgba(6, 25, 54, 0.96)),
      image-set(
        url("assets/vansoar-hero.webp") type("image/webp") 1x,
        url("assets/vansoar-hero.png") type("image/png") 1x
      ) center / cover;
  }

  .solar-proof-section {
    background:
      linear-gradient(135deg, rgba(255, 201, 40, 0.92), rgba(23, 113, 62, 0.92)),
      image-set(
        url("assets/vansoar-hero.webp") type("image/webp") 1x,
        url("assets/vansoar-hero.png") type("image/png") 1x
      ) center / cover;
  }
}

.contact-section .eyebrow {
  color: var(--yellow);
}

.contact-copy p {
  color: rgba(255, 255, 255, 0.78);
}

.contact-details {
  display: grid;
  gap: 10px;
  margin-top: 26px;
  padding: 18px;
  border: 1px solid rgba(255, 255, 255, 0.22);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.08);
}

.contact-details p {
  margin: 0;
}

.contact-details strong {
  display: block;
  color: #fff;
}

.contact-details a {
  color: #fff;
  font-weight: 900;
}

.contact-form {
  display: grid;
  gap: 16px;
  padding: 24px;
}

.contact-form label {
  display: grid;
  gap: 8px;
  color: var(--muted);
  font-size: 0.9rem;
  font-weight: 800;
}

.contact-form input,
.contact-form select,
.contact-form textarea {
  width: 100%;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #f8fbff;
  color: var(--ink);
  padding: 12px 14px;
}

.contact-form textarea {
  resize: vertical;
}

.contact-form .primary-button {
  border: 0;
}

.site-footer {
  display: flex;
  justify-content: space-between;
  gap: 18px;
  padding: 28px clamp(18px, 5vw, 64px);
  border-top: 1px solid var(--line);
  color: var(--muted);
  font-weight: 700;
}

@media (max-width: 1120px) {
  .model-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 920px) {
  .desktop-nav {
    display: none;
  }

  .header-solar {
    display: inline-flex;
  }

  .header-home {
    display: inline-flex;
  }

  .mimo-section,
  .solar-value-section,
  .contractor-section,
  .battery-section,
  .contact-section {
    grid-template-columns: 1fr;
  }

  .benefit-grid,
  .poster-grid,
  .stats-band,
  .timeline {
    grid-template-columns: 1fr;
  }

  .benefit-grid article {
    min-height: auto;
  }
}

@media (max-width: 680px) {
  .site-header {
    min-height: 64px;
    padding-inline: 16px;
    gap: 14px;
  }

  .brand {
    gap: 8px;
  }

  .header-actions {
    gap: 8px;
  }

  .brand-logo {
    width: 40px;
  }

  .header-solar,
  .header-home,
  .header-cta {
    min-height: 42px;
    padding-inline: 12px;
  }

  .hero {
    min-height: 86vh;
  }

  .hero-shade {
    background:
      linear-gradient(90deg, rgba(4, 18, 42, 0.9), rgba(4, 18, 42, 0.42)),
      linear-gradient(0deg, rgba(4, 18, 42, 0.48), rgba(4, 18, 42, 0.18));
  }

  .hero-content {
    width: calc(100% - 32px);
    margin-inline: 16px;
    padding-top: 92px;
  }

  h1 {
    font-size: 3.9rem;
  }

  .solar-title {
    font-size: 2.65rem;
  }

  h2 {
    font-size: 2.15rem;
  }

  .model-grid,
  .spec-board,
  .comparison-grid,
  .equipment-grid {
    grid-template-columns: 1fr;
  }

  .model-card img {
    aspect-ratio: 3 / 2.35;
  }

  .site-footer {
    flex-direction: column;
  }
}

@media (max-width: 420px) {
  .brand span {
    display: none;
  }
}