:root {
  color-scheme: dark;
  --bg: #050706;
  --panel: #111613;
  --panel-2: #171d19;
  --text: #f3f6ef;
  --muted: #aab4a5;
  --line: rgba(243, 246, 239, .14);
  --green: #98f51e;
  --green-2: #55c238;
  --amber: #e6c368;
  --shadow: 0 22px 70px rgba(0, 0, 0, .38);
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  background:
    radial-gradient(circle at 80% 0%, rgba(85, 194, 56, .12), transparent 34rem),
    linear-gradient(180deg, #050706 0%, #0a0d0b 48%, #060806 100%);
  color: var(--text);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Arial, sans-serif;
  letter-spacing: 0;
}

a { color: inherit; }

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

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  min-height: 72px;
  padding: 14px clamp(18px, 4vw, 54px);
  background: rgba(5, 7, 6, .82);
  border-bottom: 1px solid var(--line);
  backdrop-filter: blur(18px);
}

.brand {
  display: flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
  min-width: 210px;
}

.brand-mark {
  display: grid;
  place-items: center;
  width: 38px;
  height: 38px;
  border: 2px solid var(--green);
  border-radius: 50%;
  color: var(--green);
  font-size: 24px;
  font-weight: 800;
  line-height: 1;
}

.brand strong {
  display: block;
  font-size: 14px;
  line-height: 1.1;
}

.brand small {
  display: block;
  margin-top: 2px;
  color: var(--muted);
  font-size: 12px;
}

.nav {
  display: flex;
  align-items: center;
  gap: 6px;
}

.nav a,
.cart-button,
.primary-action,
.secondary-action,
.add-button,
.qty button,
.cart-head button {
  min-height: 44px;
  border: 0;
  font: inherit;
  cursor: pointer;
}

.nav a {
  padding: 12px 14px;
  color: var(--muted);
  text-decoration: none;
}

.nav a:hover { color: var(--text); }

.cart-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 0 16px;
  border-radius: 999px;
  background: var(--panel);
  color: var(--text);
  border: 1px solid var(--line);
}

.cart-button strong {
  display: grid;
  place-items: center;
  min-width: 24px;
  height: 24px;
  padding: 0 7px;
  border-radius: 999px;
  background: var(--green);
  color: #071006;
  font-size: 13px;
}

main {
  width: min(1440px, 100%);
  margin: 0 auto;
  padding: clamp(18px, 4vw, 54px);
}

.hero {
  min-height: calc(100svh - 104px);
  display: grid;
  grid-template-columns: minmax(0, .9fr) minmax(380px, 1.1fr);
  align-items: center;
  gap: clamp(28px, 5vw, 86px);
  padding-bottom: 42px;
}

.hero-copy { max-width: 660px; }

.eyebrow {
  margin: 0 0 18px;
  color: var(--green);
  font-size: 14px;
  font-weight: 800;
  text-transform: uppercase;
}

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

h1 {
  margin-bottom: 24px;
  font-size: clamp(48px, 8vw, 116px);
  line-height: .92;
  font-weight: 500;
}

.lead {
  max-width: 600px;
  color: #d4dacd;
  font-size: clamp(19px, 2.1vw, 28px);
  line-height: 1.28;
}

.hero-actions,
.quote-summary,
.cart-total {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
}

.primary-action,
.secondary-action,
.add-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  text-decoration: none;
  border-radius: 999px;
  font-weight: 800;
}

.primary-action,
.add-button {
  background: linear-gradient(135deg, var(--green), var(--green-2));
  color: #071006;
  padding: 0 22px;
}

.secondary-action {
  padding: 0 18px;
  color: var(--text);
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, .04);
}

.disabled {
  pointer-events: none;
  opacity: .45;
}

.hero-photo {
  position: relative;
  margin: 0;
  height: min(760px, 76svh);
  min-height: 520px;
  overflow: hidden;
  border-radius: 8px;
  background: #0e120f;
  box-shadow: var(--shadow);
}

.hero-photo img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: 50% 52%;
}

.photo-brand {
  position: absolute;
  left: 10%;
  right: 10%;
  top: 63%;
  bottom: 6%;
  display: grid;
  place-items: center;
  padding: 22px;
  background: #0b100d;
  box-shadow: 0 12px 32px rgba(0, 0, 0, .32);
}

.photo-brand strong {
  color: var(--green);
  font-size: clamp(24px, 3.3vw, 48px);
  font-weight: 500;
}

.photo-brand span {
  color: #e9efe4;
  font-size: clamp(13px, 1.4vw, 18px);
}

.shop-strip {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 1px;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--line);
}

.shop-strip div {
  padding: 20px;
  background: rgba(17, 22, 19, .9);
}

.shop-strip span,
.buy-panel span,
.cart-total span,
.quote-summary span {
  display: block;
  margin-bottom: 7px;
  color: var(--muted);
  font-size: 12px;
  font-weight: 800;
  text-transform: uppercase;
}

.shop-strip strong {
  font-size: clamp(18px, 2vw, 24px);
  font-weight: 500;
}

.products,
.proof,
.order {
  padding-top: clamp(64px, 8vw, 120px);
}

.section-head {
  margin-bottom: 24px;
}

h2 {
  margin-bottom: 0;
  font-size: clamp(34px, 5vw, 72px);
  line-height: 1;
  font-weight: 500;
}

.product-card {
  display: grid;
  grid-template-columns: minmax(280px, .9fr) minmax(320px, 1fr) minmax(280px, .42fr);
  align-items: stretch;
  gap: 1px;
  margin-top: 18px;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--line);
}

.product-media,
.product-info,
.buy-panel {
  background: rgba(17, 22, 19, .9);
}

.product-media {
  display: grid;
  place-items: center;
  min-height: 420px;
  padding: 28px;
}

.product-media img {
  width: 100%;
  max-height: 380px;
  object-fit: contain;
}

.product-info {
  padding: clamp(24px, 3.4vw, 46px);
}

.model-base {
  margin-bottom: 10px;
  color: var(--green);
  font-size: 13px;
  font-weight: 800;
  text-transform: uppercase;
}

h3 {
  margin-bottom: 14px;
  font-size: clamp(28px, 3.4vw, 46px);
  line-height: 1.04;
  font-weight: 500;
}

.product-copy {
  color: #d7ddd2;
  font-size: 18px;
  line-height: 1.42;
}

.specs {
  display: grid;
  gap: 0;
  margin: 28px 0 0;
}

.specs div {
  display: grid;
  grid-template-columns: 150px 1fr;
  gap: 18px;
  padding: 13px 0;
  border-top: 1px solid var(--line);
}

.specs dt {
  color: var(--green);
  font-size: 12px;
  font-weight: 800;
  text-transform: uppercase;
}

.specs dd {
  margin: 0;
  color: var(--text);
}

.buy-panel {
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 18px;
  padding: clamp(24px, 3vw, 36px);
}

.buy-panel strong {
  color: var(--green);
  font-size: clamp(42px, 4vw, 58px);
  font-weight: 500;
  line-height: 1;
}

.buy-panel small {
  color: var(--muted);
  line-height: 1.4;
}

.qty {
  display: grid;
  grid-template-columns: 48px 1fr 48px;
  height: 52px;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: rgba(255, 255, 255, .04);
}

.qty button {
  background: transparent;
  color: var(--text);
  font-size: 24px;
}

.qty input {
  width: 100%;
  border: 0;
  border-inline: 1px solid var(--line);
  background: transparent;
  color: var(--text);
  text-align: center;
  font: inherit;
  font-size: 18px;
}

.proof-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 14px;
}

.proof-grid figure {
  position: relative;
  min-height: 210px;
  margin: 0;
  overflow: hidden;
  border-radius: 8px;
  background: var(--panel);
}

.proof-grid img {
  width: 100%;
  height: 100%;
  min-height: inherit;
  object-fit: cover;
}

.proof-main {
  grid-column: span 2;
  grid-row: span 2;
}

.proof-grid figcaption {
  position: absolute;
  left: 14px;
  bottom: 14px;
  padding: 8px 10px;
  border-radius: 999px;
  background: rgba(5, 7, 6, .82);
  color: #e8eee2;
  font-size: 12px;
  font-weight: 800;
  text-transform: uppercase;
}

.order {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(320px, 420px);
  gap: 28px;
  align-items: end;
  padding-bottom: 80px;
}

.order p:not(.eyebrow) {
  max-width: 780px;
  color: #d4dacd;
  font-size: 20px;
  line-height: 1.45;
}

.quote-summary {
  justify-content: space-between;
  padding: 24px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--panel);
}

.quote-summary strong,
.cart-total strong {
  color: var(--green);
  font-size: 32px;
  font-weight: 500;
}

.cart {
  position: fixed;
  inset: 0;
  z-index: 50;
  display: none;
}

.cart.open { display: block; }

.cart-backdrop {
  position: absolute;
  inset: 0;
  background: rgba(0, 0, 0, .62);
}

.cart-panel {
  position: absolute;
  top: 0;
  right: 0;
  display: flex;
  flex-direction: column;
  gap: 18px;
  width: min(440px, 100%);
  height: 100%;
  padding: 24px;
  background: var(--panel);
  box-shadow: var(--shadow);
}

.cart-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.cart-head h2 {
  font-size: 34px;
}

.cart-head button {
  width: 44px;
  border-radius: 50%;
  background: rgba(255, 255, 255, .08);
  color: var(--text);
  font-size: 28px;
}

.cart-lines {
  display: grid;
  gap: 10px;
}

.cart-line {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 12px;
  padding: 14px 0;
  border-bottom: 1px solid var(--line);
}

.cart-line small {
  color: var(--muted);
}

.cart-total {
  justify-content: space-between;
  margin-top: auto;
  padding-top: 18px;
  border-top: 1px solid var(--line);
}

.footer {
  display: flex;
  justify-content: space-between;
  gap: 24px;
  padding: 24px clamp(18px, 4vw, 54px);
  border-top: 1px solid var(--line);
  color: var(--muted);
  font-size: 13px;
}

@media (max-width: 1050px) {
  .hero,
  .product-card,
  .order {
    grid-template-columns: 1fr;
  }

  .hero {
    min-height: 0;
  }

  .hero-photo {
    height: 640px;
  }

  .shop-strip {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 720px) {
  .site-header {
    align-items: stretch;
    flex-wrap: wrap;
  }

  .brand { min-width: 0; }

  .nav {
    order: 3;
    width: 100%;
    justify-content: space-between;
  }

  .nav a {
    padding-inline: 0;
  }

  main {
    padding-inline: 16px;
  }

  h1 {
    font-size: 48px;
  }

  .hero-photo {
    height: 560px;
    min-height: 0;
  }

  .photo-brand {
    left: 7%;
    right: 7%;
    top: 62%;
    bottom: 7%;
  }

  .shop-strip,
  .proof-grid {
    grid-template-columns: 1fr;
  }

  .proof-main {
    grid-column: auto;
    grid-row: auto;
  }

  .product-media {
    min-height: 300px;
  }

  .specs div {
    grid-template-columns: 1fr;
    gap: 4px;
  }

  .footer {
    flex-direction: column;
  }
}