:root {
  --green: #005f2f;
  --green-dark: #0b2418;
  --ink: #151a17;
  --muted: #65706a;
  --line: #d8dfd9;
  --paper: #f6f4ee;
  --white: #ffffff;
  --yellow: #d6a321;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

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

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

.site-header {
  position: sticky;
  top: 0;
  z-index: 10;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding: 14px clamp(18px, 4vw, 56px);
  background: rgba(246, 244, 238, 0.92);
  border-bottom: 1px solid rgba(21, 26, 23, 0.1);
  backdrop-filter: blur(14px);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  color: var(--ink);
  font-weight: 800;
  text-decoration: none;
}

.brand span {
  width: 18px;
  height: 18px;
  background: var(--green);
  border: 3px solid var(--yellow);
}

nav {
  display: flex;
  gap: 18px;
  flex-wrap: wrap;
}

nav a {
  color: var(--ink);
  font-size: 14px;
  font-weight: 700;
  text-decoration: none;
}

.hero {
  position: relative;
  min-height: 86vh;
  display: grid;
  align-items: end;
  overflow: hidden;
  background: var(--green-dark);
}

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

.hero::after {
  position: absolute;
  inset: 0;
  content: "";
  background: linear-gradient(90deg, rgba(7, 22, 15, 0.82), rgba(7, 22, 15, 0.2) 58%, rgba(7, 22, 15, 0.12));
}

.hero-copy {
  position: relative;
  z-index: 1;
  width: min(720px, calc(100% - 36px));
  margin: 0 clamp(18px, 6vw, 86px) 9vh;
  color: var(--white);
}

.hero h1 {
  margin: 0;
  font-size: clamp(46px, 8vw, 110px);
  line-height: 0.9;
  letter-spacing: 0;
}

.hero p:not(.eyebrow) {
  max-width: 650px;
  color: rgba(255, 255, 255, 0.86);
  font-size: clamp(17px, 2vw, 22px);
  line-height: 1.7;
}

.eyebrow {
  margin: 0 0 10px;
  color: var(--yellow);
  font-size: 12px;
  font-weight: 900;
  letter-spacing: 0;
  text-transform: uppercase;
}

.hero-actions,
.checkout-layout,
.metric-row,
.two-column {
  display: grid;
  gap: 18px;
}

.hero-actions {
  grid-template-columns: repeat(2, max-content);
  margin-top: 28px;
}

.button {
  display: inline-flex;
  min-height: 46px;
  align-items: center;
  justify-content: center;
  border: 1px solid transparent;
  border-radius: 6px;
  padding: 12px 18px;
  cursor: pointer;
  font-weight: 850;
  text-decoration: none;
}

.button.primary {
  color: var(--ink);
  background: var(--yellow);
}

.button.ghost {
  color: var(--white);
  border-color: rgba(255, 255, 255, 0.52);
  background: rgba(255, 255, 255, 0.08);
}

.button.dark {
  width: 100%;
  color: var(--white);
  background: var(--green-dark);
}

.band {
  padding: clamp(54px, 8vw, 94px) clamp(18px, 5vw, 72px);
}

.band.muted {
  background: #e8ebe4;
}

.section-heading {
  max-width: 850px;
  margin-bottom: 28px;
}

.section-heading.split {
  display: grid;
  grid-template-columns: 1fr minmax(240px, 420px);
  align-items: end;
  gap: 28px;
  max-width: none;
}

h2 {
  margin: 0;
  font-size: clamp(28px, 4vw, 52px);
  line-height: 1.05;
  letter-spacing: 0;
}

h3 {
  margin: 0 0 10px;
  font-size: 22px;
  line-height: 1.2;
}

p {
  color: var(--muted);
  line-height: 1.7;
}

.metric-row {
  grid-template-columns: repeat(4, 1fr);
}

.metric-row div,
.research-grid article,
.flow-grid article,
.product-card,
.dealer-card,
.panel,
.cart-box {
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: 8px;
}

.metric-row div {
  padding: 22px;
}

.metric-row strong {
  display: block;
  margin-bottom: 6px;
  color: var(--green);
  font-size: 28px;
}

.metric-row span,
.product-topline,
.service-tags span,
.flow-grid span {
  color: var(--muted);
  font-size: 13px;
  font-weight: 800;
}

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

.research-grid article,
.flow-grid article,
.product-card,
.panel,
.cart-box {
  padding: 22px;
}

.research-grid strong {
  color: var(--green);
}

.flow-grid article {
  min-height: 180px;
}

.product-card {
  display: flex;
  min-height: 470px;
  flex-direction: column;
}

.product-topline {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 18px;
}

.product-topline strong {
  color: var(--green);
}

.spec-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 8px;
  margin: 18px 0;
}

.spec-grid div {
  padding: 10px;
  background: #f1f3ef;
  border-radius: 6px;
}

dt {
  color: var(--muted);
  font-size: 12px;
  font-weight: 800;
}

dd {
  margin: 4px 0 0;
  font-weight: 900;
}

ul {
  flex: 1;
  margin: 0 0 18px;
  padding-left: 18px;
  color: var(--muted);
  line-height: 1.7;
}

.scene-list {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.scene-list span {
  padding: 12px 16px;
  color: var(--white);
  background: var(--green);
  border-radius: 6px;
  font-weight: 800;
}

.two-column {
  grid-template-columns: minmax(0, 1.2fr) minmax(320px, 0.8fr);
  align-items: start;
}

.dealer-list {
  display: grid;
  gap: 12px;
}

.dealer-card {
  display: grid;
  grid-template-columns: 1fr max-content;
  gap: 16px;
  padding: 18px;
}

.service-tags {
  display: flex;
  max-width: 260px;
  justify-content: flex-end;
  flex-wrap: wrap;
  gap: 8px;
}

.service-tags span {
  padding: 6px 8px;
  background: #eef2ec;
  border-radius: 5px;
}

form {
  display: grid;
  gap: 14px;
}

label {
  display: grid;
  gap: 7px;
  color: var(--ink);
  font-size: 14px;
  font-weight: 850;
}

input,
select,
textarea {
  width: 100%;
  border: 1px solid #c9d1ca;
  border-radius: 6px;
  padding: 12px;
  color: var(--ink);
  background: #fbfbf8;
}

textarea {
  min-height: 110px;
  resize: vertical;
}

.form-note {
  min-height: 24px;
  margin: 0;
  color: var(--green);
  font-weight: 800;
}

.checkout-layout {
  grid-template-columns: minmax(0, 1fr) minmax(320px, 420px);
}

.cart-box p {
  display: flex;
  justify-content: space-between;
  gap: 18px;
  margin: 0 0 12px;
  color: var(--ink);
}

.cart-total {
  display: flex;
  justify-content: space-between;
  border-top: 1px solid var(--line);
  margin-top: 18px;
  padding-top: 18px;
  font-size: 22px;
  font-weight: 900;
}

.success-page {
  min-height: 100vh;
  display: grid;
  place-items: center;
  padding: 24px;
  background: var(--green-dark);
}

.success-panel {
  width: min(620px, 100%);
  padding: 34px;
  background: var(--white);
  border-radius: 8px;
}

.success-panel h1 {
  margin: 0;
}

@media (max-width: 1100px) {
  .research-grid,
  .flow-grid,
  .product-grid,
  .metric-row {
    grid-template-columns: repeat(2, 1fr);
  }

  .section-heading.split,
  .two-column,
  .checkout-layout {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 720px) {
  .site-header {
    align-items: flex-start;
    flex-direction: column;
  }

  nav {
    gap: 12px;
  }

  .hero {
    min-height: 78vh;
  }

  .hero::after {
    background: linear-gradient(180deg, rgba(7, 22, 15, 0.18), rgba(7, 22, 15, 0.84));
  }

  .hero-copy {
    margin-bottom: 38px;
  }

  .hero-actions,
  .research-grid,
  .flow-grid,
  .product-grid,
  .metric-row,
  .dealer-card {
    grid-template-columns: 1fr;
  }

  .hero-actions .button,
  .service-tags {
    width: 100%;
    justify-content: flex-start;
  }

  .spec-grid {
    grid-template-columns: 1fr;
  }
}