:root {
  --bg: #f7f8f4;
  --surface: #ffffff;
  --ink: #152018;
  --muted: #5d695f;
  --line: #dce2dc;
  --green: #1f5f43;
  --green-dark: #103c2a;
  --solar: #e6b62f;
  --solar-soft: #f6e7a5;
  --max: 1180px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  color: var(--ink);
  background: var(--bg);
  line-height: 1.6;
}
img { max-width: 100%; display: block; }
a { color: inherit; }
.container { width: min(calc(100% - 40px), var(--max)); margin-inline: auto; }
.section { padding: 96px 0; }
.section-soft { background: #eef3ee; }
.section-kicker {
  margin: 0 0 12px;
  font-size: .78rem;
  font-weight: 800;
  letter-spacing: .16em;
  color: var(--green);
}
.section-kicker.light { color: var(--solar-soft); }
h1,h2,h3 { line-height: 1.1; margin-top: 0; }
h1 { font-size: clamp(2.6rem, 6vw, 5.5rem); max-width: 920px; margin-bottom: 24px; letter-spacing: -.04em; }
h2 { font-size: clamp(2rem, 4vw, 3.5rem); max-width: 780px; margin-bottom: 30px; letter-spacing: -.03em; }
h3 { font-size: 1.18rem; }
p { margin-top: 0; }

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  background: rgba(247,248,244,.92);
  border-bottom: 1px solid rgba(21,32,24,.08);
  backdrop-filter: blur(12px);
}
.nav-wrap { min-height: 104px; display: flex; align-items: center; justify-content: space-between; gap: 24px; }
.brand { display: inline-flex; align-items: center; text-decoration: none; font-weight: 800; }
.brand-logo { height: 70px; width: auto; display: block; max-width: 360px; object-fit: contain; }
.nav { display: flex; align-items: center; gap: 22px; font-size: .95rem; }
.nav a { text-decoration: none; }
.nav-cta { border: 1px solid var(--green); padding: 9px 14px; border-radius: 999px; }

.hero {
  min-height: 760px;
  display: grid;
  align-items: end;
  position: relative;
  color: white;
  background-image: url('https://upload.wikimedia.org/wikipedia/commons/f/f1/Solar_Panel_Farm.jpg');
  background-size: cover;
  background-position: center 58%;
}
.hero-overlay { position: absolute; inset: 0; background: linear-gradient(90deg, rgba(8,31,22,.88) 0%, rgba(8,31,22,.64) 52%, rgba(8,31,22,.22) 100%); }
.hero-content { position: relative; z-index: 1; padding-bottom: 90px; }
.eyebrow { font-size: .78rem; letter-spacing: .16em; font-weight: 800; color: var(--solar-soft); margin-bottom: 22px; }
.hero-copy { max-width: 760px; font-size: clamp(1.1rem, 2vw, 1.35rem); color: rgba(255,255,255,.9); }
.hero-actions { display: flex; gap: 12px; flex-wrap: wrap; margin-top: 30px; }
.button { display: inline-block; text-decoration: none; padding: 13px 20px; border-radius: 999px; font-weight: 700; }
.button.primary { background: var(--solar); color: #1d271f; }
.button.secondary { border: 1px solid rgba(255,255,255,.75); color: white; }

.split { display: grid; grid-template-columns: 1fr 1fr; gap: 70px; align-items: start; }
.lead-copy { font-size: 1.12rem; color: var(--muted); max-width: 620px; }
.cards { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; margin-top: 42px; }
.card { background: var(--surface); border: 1px solid var(--line); border-radius: 20px; padding: 28px; min-height: 250px; }
.card .icon { width: 42px; height: 42px; border-radius: 50%; display: grid; place-items: center; background: var(--solar-soft); color: var(--green-dark); font-size: .82rem; font-weight: 800; margin-bottom: 28px; }
.card p { color: var(--muted); }

.visual-grid { display: grid; grid-template-columns: 1.05fr .95fr; gap: 70px; align-items: center; }
.visual-image img { width: 100%; aspect-ratio: 4 / 3; object-fit: cover; border-radius: 26px; }
.solution-list { border-top: 1px solid var(--line); }
.solution-list div { display: grid; grid-template-columns: 160px 1fr; gap: 20px; padding: 17px 0; border-bottom: 1px solid var(--line); }
.solution-list span { color: var(--muted); }

.section-dark { background: var(--green-dark); color: white; }
.section-dark h2 { max-width: 880px; }
.principles { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; margin-top: 50px; }
.principles > div { padding-top: 24px; border-top: 1px solid rgba(255,255,255,.22); }
.principles span { color: var(--solar-soft); font-weight: 800; font-size: .8rem; }
.principles h3 { margin: 18px 0 10px; }
.principles p { color: rgba(255,255,255,.72); }

.banner-image {
  position: relative;
  min-height: 430px;
  display: grid;
  align-items: center;
  color: white;
  background-image: url('https://upload.wikimedia.org/wikipedia/commons/5/5b/Photovoltaic_Panels_Reap_Solar_Energy_on_Farms_%2820240809-USDA-RD-DCK-0329%29.jpg');
  background-size: cover;
  background-position: center;
}
.banner-overlay { position: absolute; inset: 0; background: linear-gradient(90deg, rgba(8,31,22,.85), rgba(8,31,22,.30)); }
.banner-content { position: relative; z-index: 1; }
.banner-content p { text-transform: uppercase; letter-spacing: .14em; font-size: .76rem; font-weight: 800; color: var(--solar-soft); }
.banner-content h2 { margin-bottom: 0; }

.contact-grid { display: grid; grid-template-columns: 1.15fr .85fr; gap: 70px; align-items: start; }
.contact-grid > div:first-child p:last-child { color: var(--muted); max-width: 650px; font-size: 1.08rem; }
.contact-box { background: var(--surface); border: 1px solid var(--line); border-radius: 22px; padding: 30px; }
.contact-label { font-size: .75rem; text-transform: uppercase; letter-spacing: .12em; font-weight: 800; color: var(--green); margin-bottom: 5px; }
.contact-box a { display: inline-block; font-size: 1.15rem; margin-bottom: 24px; color: var(--green-dark); word-break: break-word; }
.contact-note { margin-top: 26px; color: var(--muted); font-size: .94rem; }

.site-footer { background: #0c261b; color: rgba(255,255,255,.82); padding: 36px 0 28px; }
.footer-grid { display: flex; justify-content: space-between; gap: 30px; }
.footer-grid strong { color: white; font-size: 1.15rem; }
.footer-right { text-align: right; }
.credits { margin-top: 24px; padding-top: 18px; border-top: 1px solid rgba(255,255,255,.12); font-size: .76rem; color: rgba(255,255,255,.52); }

@media (max-width: 900px) {
  .brand-logo { height: 62px; max-width: 340px; }
  .residential-grid { grid-template-columns: 1fr; gap: 38px; }
  .nav { display: none; }
  .hero { min-height: 680px; }
  .split, .visual-grid, .contact-grid { grid-template-columns: 1fr; gap: 38px; }
  .cards { grid-template-columns: repeat(2, 1fr); }
  .principles { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 620px) {
  .brand-logo { height: 52px; max-width: 280px; }
  .container { width: min(calc(100% - 28px), var(--max)); }
  .section { padding: 70px 0; }
  .hero { min-height: 620px; }
  .hero-content { padding-bottom: 58px; }
  .cards, .principles { grid-template-columns: 1fr; }
  .solution-list div { grid-template-columns: 1fr; gap: 4px; }
  .footer-grid { flex-direction: column; }
  .footer-right { text-align: left; }
}

.residential-showcase { background: var(--surface); }
.residential-grid { display: grid; grid-template-columns: .9fr 1.1fr; gap: 70px; align-items: center; }
.residential-copy { color: var(--muted); font-size: 1.08rem; max-width: 620px; }
.residential-photo { margin: 0; }
.residential-photo img { width: 100%; aspect-ratio: 16 / 9; object-fit: cover; border-radius: 26px; }
.residential-photo figcaption { margin-top: 10px; color: var(--muted); font-size: .78rem; }
.footer-brand { display: flex; flex-direction: column; align-items: flex-start; gap: 10px; }
.footer-brand img { width: 170px; height: auto; display: block; background: rgba(255,255,255,.96); padding: 10px 14px; border-radius: 12px; }
.footer-brand span { font-size: .88rem; color: rgba(255,255,255,.72); }