:root {
  color-scheme: light;
  --ink: #152019;
  --muted: #5b665f;
  --green: #153e2c;
  --green-2: #26533b;
  --yellow: #c7c735;
  --steel: #d8dedb;
  --paper: #f6f7f1;
  --white: #ffffff;
  --line: rgba(21, 32, 25, 0.14);
  --shadow: 0 22px 60px rgba(16, 28, 21, 0.22);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  color: var(--ink);
  background: var(--paper);
  font-family: Arial, Helvetica, sans-serif;
}

img,
video {
  max-width: 100%;
}

a {
  color: inherit;
}

.site-header {
  position: fixed;
  z-index: 20;
  top: 0;
  left: 0;
  right: 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 18px clamp(18px, 3vw, 42px);
  color: var(--white);
  background: linear-gradient(180deg, rgba(8, 16, 11, 0.78), rgba(8, 16, 11, 0));
}

.brand,
nav {
  display: flex;
  align-items: center;
  gap: 14px;
}

.brand {
  display: inline-flex;
  width: clamp(150px, 17vw, 250px);
  font-weight: 900;
  text-decoration: none;
  text-transform: uppercase;
}

.brand img {
  display: block;
  width: 100%;
  height: auto;
  filter: drop-shadow(0 8px 18px rgba(0, 0, 0, 0.28));
}

nav {
  gap: clamp(10px, 1.5vw, 22px);
  font-size: 0.86rem;
  font-weight: 800;
  text-transform: uppercase;
}

nav a {
  text-decoration: none;
  text-shadow: 0 1px 10px rgba(0, 0, 0, 0.34);
}

.nav-cta {
  padding: 11px 14px;
  color: var(--green);
  background: var(--yellow);
  border-radius: 4px;
  text-shadow: none;
}

.hero {
  position: relative;
  min-height: 94vh;
  display: grid;
  align-items: end;
  overflow: hidden;
  color: var(--white);
  background: #111;
}

.hero-video,
.hero-shade {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
}

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

.hero-shade {
  background:
    linear-gradient(90deg, rgba(5, 10, 7, 0.84), rgba(5, 10, 7, 0.18) 58%, rgba(5, 10, 7, 0.56)),
    linear-gradient(0deg, rgba(5, 10, 7, 0.92), rgba(5, 10, 7, 0.04) 54%);
}

.hero-content {
  position: relative;
  width: min(640px, calc(100% - 36px));
  margin: 0 auto 0 clamp(28px, 8vw, 150px);
  padding: 150px 0 74px;
}

.eyebrow,
.kicker {
  margin: 0 0 12px;
  color: var(--yellow);
  font-size: 0.82rem;
  font-weight: 900;
  letter-spacing: 0;
  text-transform: uppercase;
}

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

h1 {
  margin-bottom: 16px;
  font-size: clamp(4rem, 12vw, 9rem);
  line-height: 0.88;
  letter-spacing: 0;
  text-transform: uppercase;
  text-shadow: 0 6px 0 #0b130d, 0 14px 24px rgba(0, 0, 0, 0.42);
}

h2 {
  margin-bottom: 18px;
  font-size: clamp(2.2rem, 5vw, 4.7rem);
  line-height: 0.98;
  letter-spacing: 0;
}

h3 {
  margin-bottom: 12px;
  font-size: clamp(1.45rem, 2.6vw, 2.25rem);
  line-height: 1.02;
}

p {
  color: var(--muted);
  font-size: 1rem;
  line-height: 1.65;
}

.hero-copy {
  max-width: 560px;
  color: rgba(255, 255, 255, 0.86);
  font-size: clamp(1.15rem, 2vw, 1.45rem);
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 28px;
}

.button,
button {
  min-height: 48px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 14px 20px;
  border: 0;
  border-radius: 4px;
  font: inherit;
  font-weight: 900;
  text-decoration: none;
  text-transform: uppercase;
  cursor: pointer;
}

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

.button.secondary {
  color: var(--white);
  background: rgba(255, 255, 255, 0.16);
  border: 1px solid rgba(255, 255, 255, 0.36);
}

.band,
.use-cases {
  padding: clamp(64px, 10vw, 128px) clamp(18px, 5vw, 72px);
}

.intro {
  display: grid;
  grid-template-columns: minmax(0, 1.15fr) minmax(280px, 0.85fr);
  gap: clamp(34px, 7vw, 88px);
  align-items: end;
  background: var(--white);
}

.intro-copy {
  max-width: 780px;
}

.stats {
  display: grid;
  gap: 12px;
}

.stats div {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 18px;
  padding: 22px 0;
  border-bottom: 1px solid var(--line);
}

.stats strong {
  color: var(--green);
  font-size: clamp(3rem, 7vw, 6rem);
  line-height: 0.8;
}

.stats span {
  color: var(--muted);
  font-weight: 800;
  text-transform: uppercase;
}

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

.feature-strip article {
  min-width: 0;
  background: var(--paper);
}

.feature-strip img {
  width: 100%;
  aspect-ratio: 1.35;
  object-fit: cover;
  display: block;
}

.feature-strip article div {
  padding: clamp(24px, 3vw, 42px);
}

.demo {
  color: var(--white);
  background: var(--green);
}

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

.spec-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  margin-top: 36px;
  background: var(--line);
  border: 1px solid var(--line);
}

.spec-grid article {
  min-height: 250px;
  padding: clamp(24px, 3vw, 38px);
  background: var(--paper);
}

.spec-grid span {
  display: inline-flex;
  width: 46px;
  height: 46px;
  align-items: center;
  justify-content: center;
  margin-bottom: 28px;
  color: var(--green);
  background: var(--yellow);
  border-radius: 50%;
  font-weight: 900;
}

.spec-grid h3 {
  font-size: clamp(1.3rem, 2vw, 1.85rem);
}

.demo .section-head {
  max-width: 820px;
}

.demo h2,
.demo p {
  color: inherit;
}

.demo video {
  width: 100%;
  margin-top: 32px;
  display: block;
  background: #0d150f;
  box-shadow: var(--shadow);
}

.use-cases {
  background: #e7e8df;
}

.section-head {
  max-width: 900px;
}

.use-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
  margin-top: 32px;
}

.use-grid span {
  min-height: 74px;
  display: flex;
  align-items: center;
  padding: 20px;
  color: var(--green);
  background: var(--white);
  border-left: 6px solid var(--yellow);
  font-weight: 900;
  text-transform: uppercase;
}

.contact {
  display: grid;
  grid-template-columns: minmax(280px, 0.62fr) minmax(360px, 1fr);
  gap: clamp(32px, 7vw, 86px);
  align-items: start;
  background: var(--ink);
  color: var(--white);
}

.contact p,
.contact h2 {
  color: inherit;
}

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

fieldset {
  min-width: 0;
  margin: 0;
  padding: 0;
  border: 0;
}

legend {
  width: 100%;
  margin-bottom: 16px;
  padding-bottom: 10px;
  color: var(--yellow);
  border-bottom: 1px solid rgba(255, 255, 255, 0.16);
  font-size: 0.86rem;
  font-weight: 900;
  text-transform: uppercase;
}

label {
  display: grid;
  gap: 8px;
  color: rgba(255, 255, 255, 0.78);
  font-size: 0.82rem;
  font-weight: 900;
  text-transform: uppercase;
}

input,
select,
textarea {
  width: 100%;
  min-height: 48px;
  padding: 12px 14px;
  color: var(--ink);
  background: var(--white);
  border: 1px solid transparent;
  border-radius: 4px;
  font: inherit;
}

input[type="checkbox"],
input[type="radio"] {
  width: 20px;
  min-height: 20px;
  accent-color: var(--yellow);
}

textarea {
  resize: vertical;
}

.hidden {
  display: none;
}

.order-form {
  gap: 28px;
}

.form-price {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 18px;
  padding: 20px;
  color: var(--ink);
  background: var(--yellow);
}

.form-price span {
  font-size: 0.8rem;
  font-weight: 900;
  text-transform: uppercase;
}

.form-price strong {
  font-size: clamp(2rem, 5vw, 3.6rem);
  line-height: 0.9;
}

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

.form-grid.two {
  grid-template-columns: repeat(2, 1fr);
}

.wide {
  grid-column: 1 / -1;
}

.option-group {
  display: grid;
  gap: 12px;
  padding: 18px 0;
  border-bottom: 1px solid rgba(255, 255, 255, 0.12);
}

.option-group:last-child {
  border-bottom: 0;
}

.option-group > p {
  margin: 0;
  color: var(--white);
  font-weight: 900;
  text-transform: uppercase;
}

.choice {
  display: flex;
  align-items: center;
  gap: 10px;
  min-height: 44px;
  color: rgba(255, 255, 255, 0.88);
  font-size: 0.92rem;
  text-transform: none;
}

.choice span {
  line-height: 1.35;
}

.choice.with-input {
  display: grid;
  grid-template-columns: 20px auto minmax(120px, 1fr) auto minmax(82px, 0.5fr);
  align-items: center;
}

@media (max-width: 840px) {
  .site-header {
    position: absolute;
    align-items: flex-start;
  }

  nav {
    display: none;
  }

  .brand {
    width: 158px;
  }

  .hero {
    min-height: 88vh;
  }

  .hero-content {
    margin-left: auto;
    padding-bottom: 220px;
  }

  .intro,
  .contact,
  .feature-strip,
  .spec-grid,
  .use-grid {
    grid-template-columns: 1fr;
  }

  .feature-strip img {
    aspect-ratio: 1.65;
  }

  .form-grid.two {
    grid-template-columns: 1fr;
  }

  .choice.with-input {
    grid-template-columns: 20px 1fr;
  }

  .choice.with-input input:not([type="checkbox"]) {
    grid-column: 1 / -1;
  }
}

@media (max-width: 1320px) {
  nav a:not(.nav-cta) {
    display: none;
  }
}

@media (max-width: 520px) {
  .hero-actions {
    flex-direction: column;
  }

  .button,
  button {
    width: 100%;
  }

  .stats div {
    display: grid;
  }
}