:root {
  --bg: #ffffff;
  --ink: #111814;
  --muted: #5c6f64;
  --line: #dce3da;
  --soft: #f5f8f3;
  --green: #2f6b4f;
  --green-dark: #143326;
  --amber: #e2a33b;
  --shadow: 0 18px 48px rgba(20, 51, 38, 0.14);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

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

a {
  color: inherit;
  text-decoration: none;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 10;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  min-height: 72px;
  padding: 0 48px;
  border-bottom: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(14px);
}

.brand,
.nav-links,
.hero-actions,
.workflow-list,
.trust-section ul {
  display: flex;
  align-items: center;
}

.brand {
  gap: 10px;
  font-weight: 850;
  font-size: 1.04rem;
}

.brand-mark {
  display: inline-grid;
  place-items: center;
  width: 32px;
  height: 32px;
  border-radius: 8px;
  background: var(--green-dark);
  color: #ffffff;
  font-weight: 900;
}

.nav-links {
  gap: 28px;
  color: var(--muted);
  font-size: 0.94rem;
  font-weight: 750;
}

.nav-action,
.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  border-radius: 8px;
  font-weight: 850;
}

.nav-action {
  padding: 0 18px;
  background: var(--green-dark);
  color: #ffffff;
}

.hero {
  display: grid;
  grid-template-columns: minmax(300px, 0.78fr) minmax(520px, 1.22fr);
  gap: 54px;
  align-items: start;
  max-width: 1280px;
  margin: 0 auto;
  padding: 104px 48px 86px;
}

.hero-copy h1 {
  margin: 0 0 22px;
  font-size: 5.4rem;
  line-height: 0.92;
  font-weight: 900;
}

.hero-lede {
  max-width: 570px;
  margin: 0;
  color: var(--muted);
  font-size: 1.28rem;
  line-height: 1.55;
}

.hero-actions {
  flex-wrap: wrap;
  gap: 14px;
  margin-top: 34px;
}

.button {
  padding: 0 22px;
}

.button-primary {
  background: var(--green);
  color: #ffffff;
  box-shadow: 0 12px 24px rgba(47, 107, 79, 0.22);
}

.button-secondary {
  border: 1px solid var(--line);
  background: #ffffff;
  color: var(--green-dark);
}

.product-frame {
  margin: 0;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--soft);
  box-shadow: var(--shadow);
  overflow: hidden;
}

.product-frame img {
  display: block;
  width: 100%;
  height: auto;
}

.workflow-section,
.feature-section,
.trust-section,
.quickstart-section,
.preview-note {
  max-width: 1184px;
  margin: 0 auto;
  padding: 88px 48px;
}

.section-heading {
  max-width: 720px;
  margin: 0 auto 34px;
  text-align: center;
}

.section-heading.align-left {
  margin-left: 0;
  text-align: left;
}

h2 {
  margin: 0;
  font-size: 2.55rem;
  line-height: 1.08;
}

.section-heading p,
.trust-section p,
.preview-note p {
  margin: 16px 0 0;
  color: var(--muted);
  font-size: 1.08rem;
  line-height: 1.65;
}

.workflow-list {
  justify-content: space-between;
  align-items: stretch;
  gap: 18px;
  padding: 0;
  margin: 0;
  list-style: none;
}

.workflow-list li,
.feature-grid article {
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #ffffff;
}

.workflow-list li {
  flex: 1;
  padding: 22px;
}

.workflow-list span {
  display: block;
  margin-bottom: 28px;
  color: var(--amber);
  font-size: 0.85rem;
  font-weight: 900;
}

.workflow-list strong,
.feature-grid h3 {
  display: block;
  font-size: 1.2rem;
  line-height: 1.2;
}

.workflow-list p,
.feature-grid p {
  margin: 12px 0 0;
  color: var(--muted);
  line-height: 1.55;
}

.feature-section {
  border-top: 1px solid var(--line);
}

.feature-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 18px;
}

.feature-grid article {
  padding: 24px;
}

.trust-section {
  display: grid;
  grid-template-columns: minmax(280px, 0.92fr) minmax(360px, 1.08fr);
  gap: 44px;
  align-items: center;
  border-top: 1px solid var(--line);
}

.trust-section ul {
  flex-wrap: wrap;
  gap: 12px;
  padding: 0;
  margin: 0;
  list-style: none;
}

.trust-section li {
  padding: 14px 16px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--soft);
  color: var(--green-dark);
  font-weight: 800;
}

.quickstart-section {
  border-top: 1px solid var(--line);
}

pre {
  margin: 0;
  padding: 26px;
  overflow-x: auto;
  border-radius: 8px;
  background: var(--green-dark);
  color: #e8f2eb;
  font-size: 1rem;
  line-height: 1.7;
}

code {
  font-family: "SFMono-Regular", Consolas, "Liberation Mono", monospace;
}

.preview-note {
  margin-bottom: 72px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--soft);
}

.preview-note p {
  max-width: 820px;
}

@media (max-width: 920px) {
  .site-header {
    padding: 0 24px;
  }

  .nav-links {
    display: none;
  }

  .hero {
    grid-template-columns: 1fr;
    gap: 36px;
    padding: 54px 24px 32px;
  }

  .hero-copy h1 {
    font-size: 4rem;
  }

  .workflow-section,
  .feature-section,
  .trust-section,
  .quickstart-section,
  .preview-note {
    padding: 64px 24px;
  }

  .workflow-list,
  .trust-section {
    display: grid;
    grid-template-columns: 1fr;
  }

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

@media (max-width: 620px) {
  .site-header {
    min-height: 64px;
  }

  .nav-action {
    min-height: 40px;
    padding: 0 14px;
  }

  .hero-copy h1 {
    font-size: 3.15rem;
  }

  .hero-lede {
    font-size: 1.08rem;
  }

  h2 {
    font-size: 2rem;
  }

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

  .preview-note {
    margin-bottom: 32px;
  }
}