:root {
  --ink: #18212f;
  --muted: #5e6877;
  --paper: #f8faf7;
  --panel: #ffffff;
  --line: #dce3dc;
  --green: #1f7a5a;
  --green-dark: #14523f;
  --blue: #234f8f;
  --amber: #d38b25;
  --code: #111827;
  --radius: 8px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  color: var(--ink);
  background: var(--paper);
  font-family: Arial, Helvetica, sans-serif;
  line-height: 1.6;
}

a {
  color: inherit;
}

code,
pre {
  font-family: "Cascadia Mono", Consolas, monospace;
}

.hero {
  min-height: 92vh;
  color: #f6fbf7;
  background:
    linear-gradient(135deg, rgba(15, 39, 32, 0.95), rgba(21, 66, 91, 0.9)),
    repeating-linear-gradient(90deg, rgba(255, 255, 255, 0.06) 0 1px, transparent 1px 72px);
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: min(1160px, calc(100% - 40px));
  margin: 0 auto;
  padding: 24px 0;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  font-weight: 800;
  text-decoration: none;
}

.brand-mark {
  display: grid;
  width: 38px;
  height: 38px;
  place-items: center;
  border: 1px solid rgba(255, 255, 255, 0.3);
  border-radius: 6px;
  background: rgba(255, 255, 255, 0.11);
}

.nav-links {
  display: flex;
  gap: 22px;
  font-size: 0.95rem;
}

.nav-links a {
  color: rgba(246, 251, 247, 0.82);
  text-decoration: none;
}

.hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(360px, 0.82fr);
  gap: 56px;
  align-items: center;
  width: min(1160px, calc(100% - 40px));
  min-height: calc(92vh - 88px);
  margin: 0 auto;
  padding: 32px 0 86px;
}

.eyebrow {
  margin: 0 0 10px;
  color: var(--amber);
  font-size: 0.78rem;
  font-weight: 800;
  letter-spacing: 0;
  text-transform: uppercase;
}

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

h1 {
  max-width: 760px;
  margin-bottom: 18px;
  font-size: clamp(3rem, 8vw, 6.6rem);
  line-height: 0.96;
}

h2 {
  margin-bottom: 18px;
  font-size: clamp(2rem, 4vw, 3.4rem);
  line-height: 1.05;
}

h3 {
  margin-bottom: 12px;
  font-size: 1.05rem;
}

.lead {
  max-width: 690px;
  font-size: clamp(1.35rem, 2.2vw, 2rem);
  line-height: 1.25;
}

.hero-copy > p:not(.eyebrow):not(.lead) {
  max-width: 690px;
  color: rgba(246, 251, 247, 0.82);
  font-size: 1.06rem;
}

.actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: 30px;
}

.button {
  display: inline-flex;
  align-items: center;
  min-height: 46px;
  padding: 0 18px;
  border: 1px solid rgba(255, 255, 255, 0.32);
  border-radius: 6px;
  font-weight: 800;
  text-decoration: none;
}

.primary {
  border-color: var(--amber);
  background: var(--amber);
  color: #1c1610;
}

.secondary {
  color: #f6fbf7;
}

.product-visual {
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, 0.18);
  border-radius: var(--radius);
  background: rgba(8, 18, 24, 0.58);
  box-shadow: 0 28px 70px rgba(0, 0, 0, 0.28);
}

.window-bar {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 14px 16px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.12);
  background: rgba(255, 255, 255, 0.06);
}

.window-bar span {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: #dbe9df;
}

.window-bar strong {
  margin-left: 8px;
  color: rgba(246, 251, 247, 0.82);
  font-size: 0.86rem;
}

.console {
  padding: 24px;
  background: var(--code);
}

.console p {
  margin-bottom: 10px;
  color: #d1e6d8;
  font-size: 0.92rem;
  word-break: break-word;
}

.console span {
  color: var(--amber);
}

.console .ok {
  margin-top: 18px;
  margin-bottom: 0;
  color: #90e0b1;
}

.pipeline {
  display: grid;
  gap: 10px;
  padding: 22px;
}

.pipeline div,
.stack span,
.feature-grid article,
.benefit-list p,
.version-box span {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--panel);
}

.pipeline div {
  position: relative;
  padding: 14px;
  color: var(--ink);
  font-weight: 800;
}

.pipeline div:not(:last-child)::after {
  content: "";
  position: absolute;
  bottom: -9px;
  left: 28px;
  width: 2px;
  height: 8px;
  background: var(--amber);
}

.section,
.band {
  width: min(1160px, calc(100% - 40px));
  margin: 0 auto;
  padding: 88px 0;
}

.band {
  width: 100%;
  padding-right: max(20px, calc((100% - 1160px) / 2));
  padding-left: max(20px, calc((100% - 1160px) / 2));
}

.promise {
  display: grid;
  grid-template-columns: 0.75fr 1fr;
  gap: 40px;
  align-items: center;
  background: #ffffff;
  border-bottom: 1px solid var(--line);
}

.promise-lines {
  display: grid;
  gap: 12px;
  font-size: clamp(1.3rem, 2vw, 2rem);
  font-weight: 900;
}

.promise-lines span {
  padding: 10px 0;
  border-bottom: 1px solid var(--line);
}

.split {
  display: grid;
  grid-template-columns: minmax(0, 0.95fr) minmax(320px, 1fr);
  gap: 46px;
  align-items: start;
}

.reversed > div:first-child {
  order: 2;
}

pre {
  overflow: auto;
  margin: 0;
  padding: 24px;
  border-radius: var(--radius);
  background: var(--code);
  color: #e9f6ed;
  font-size: 0.95rem;
  line-height: 1.7;
}

.section-heading {
  max-width: 820px;
  margin-bottom: 36px;
}

.feature-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 12px;
}

.feature-grid article {
  min-height: 86px;
  padding: 18px;
  font-weight: 800;
}

.stack {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 10px;
}

.stack span {
  padding: 14px;
  font-weight: 800;
}

.examples,
.version {
  border-top: 1px solid var(--line);
}

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

.code-grid > div {
  min-width: 0;
}

.benefit-list {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
}

.benefit-list p {
  min-height: 92px;
  margin: 0;
  padding: 18px;
  font-weight: 800;
}

.version {
  display: grid;
  grid-template-columns: 1fr 0.72fr;
  gap: 44px;
  align-items: center;
}

.version-box {
  display: grid;
  gap: 12px;
}

.version-box span {
  padding: 22px;
  font-size: 1.2rem;
  font-weight: 900;
}

.final {
  color: #f7fbf8;
  background: linear-gradient(135deg, var(--green-dark), var(--blue));
}

.final h2 {
  max-width: 980px;
}

.final p {
  max-width: 760px;
  color: rgba(247, 251, 248, 0.82);
  font-size: 1.12rem;
}

.contact-link {
  display: inline-flex;
  align-items: center;
  min-height: 46px;
  margin-top: 12px;
  padding: 0 18px;
  border: 1px solid rgba(255, 255, 255, 0.42);
  border-radius: 6px;
  color: #f7fbf8;
  font-weight: 800;
  text-decoration: none;
}

.contact-link:focus,
.contact-link:hover {
  background: rgba(255, 255, 255, 0.12);
}

@media (max-width: 920px) {
  .nav {
    align-items: flex-start;
    flex-direction: column;
    gap: 18px;
  }

  .nav-links {
    flex-wrap: wrap;
  }

  .hero-grid,
  .promise,
  .split,
  .version {
    grid-template-columns: 1fr;
  }

  .hero-grid {
    min-height: auto;
  }

  .reversed > div:first-child {
    order: 0;
  }

  .feature-grid,
  .benefit-list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 620px) {
  .nav,
  .hero-grid,
  .section {
    width: min(100% - 28px, 1160px);
  }

  .nav-links {
    gap: 14px;
    font-size: 0.9rem;
  }

  h1 {
    font-size: 3.1rem;
  }

  .product-visual {
    border-radius: 6px;
  }

  .feature-grid,
  .benefit-list,
  .code-grid,
  .stack {
    grid-template-columns: 1fr;
  }

  .section,
  .band {
    padding-top: 64px;
    padding-bottom: 64px;
  }

  pre {
    padding: 18px;
    font-size: 0.84rem;
  }
}