:root {
  --bg: #ffffff;
  --text: #111111;
  --muted: #5b5b5b;
  --line: #d9d9d9;
  --accent: #2d8c57;
  --soft-accent: #eef8f1;
  --shadow: 0 18px 48px rgba(17, 17, 17, 0.08);
  --heading-font: "Iowan Old Style", "Palatino Linotype", "Book Antiqua", Palatino, Georgia, serif;
  --body-font: "Avenir Next", "Helvetica Neue", Helvetica, sans-serif;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background:
    radial-gradient(circle at top right, rgba(45, 140, 87, 0.12), transparent 28%),
    var(--bg);
  color: var(--text);
  font-family: var(--body-font);
  line-height: 1.55;
}

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

.topbar {
  position: sticky;
  top: 0;
  z-index: 10;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1.5rem;
  padding: 1rem 5vw;
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(14px);
  border-bottom: 1px solid rgba(17, 17, 17, 0.08);
}

.brand {
  font-family: var(--heading-font);
  font-size: 1.25rem;
  font-weight: 700;
  letter-spacing: 0.01em;
}

.nav {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  color: var(--muted);
  font-size: 0.95rem;
}

.nav a:hover,
.nav a:focus-visible,
.brand:hover,
.brand:focus-visible {
  color: var(--accent);
}

.section {
  width: min(1100px, calc(100vw - 2.5rem));
  margin: 0 auto;
  padding: 5.5rem 0;
}

.hero {
  padding-top: 4rem;
}

.eyebrow,
.section-label,
.panel-kicker,
.signal-label,
.callout-label {
  color: var(--accent);
  font-size: 0.82rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.hero-grid,
.split,
.grid-three,
.grid-two,
.launch-grid {
  display: grid;
  gap: 1.5rem;
}

.hero-grid,
.split {
  grid-template-columns: 1.2fr 1fr;
  align-items: start;
}

.section-intro {
  max-width: 700px;
  margin-bottom: 2rem;
}

h1,
h2,
h3 {
  margin: 0 0 0.75rem;
  font-family: var(--heading-font);
  line-height: 1.05;
}

h1 {
  font-size: clamp(2.9rem, 6vw, 5.3rem);
  max-width: 12ch;
}

h2 {
  font-size: clamp(2rem, 3.4vw, 3rem);
  max-width: 16ch;
}

h3 {
  font-size: 1.35rem;
}

p {
  margin: 0;
}

.lead {
  max-width: 62ch;
  margin-top: 1rem;
  color: var(--muted);
  font-size: 1.08rem;
}

.actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.85rem;
  margin-top: 1.5rem;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 2.85rem;
  padding: 0.7rem 1.15rem;
  border: 1px solid var(--text);
  border-radius: 999px;
  font-weight: 600;
  transition: transform 180ms ease, border-color 180ms ease, color 180ms ease, background 180ms ease;
}

.button:hover,
.button:focus-visible {
  transform: translateY(-1px);
  border-color: var(--accent);
  color: var(--accent);
}

.button-primary {
  background: var(--text);
  color: var(--bg);
  border-color: var(--text);
}

.button-primary:hover,
.button-primary:focus-visible {
  background: var(--accent);
  border-color: var(--accent);
  color: var(--bg);
}

.button-secondary {
  background: transparent;
}

.hero-points {
  display: grid;
  gap: 0.85rem;
  margin: 1.75rem 0 0;
  padding: 0;
  list-style: none;
  color: var(--muted);
}

.hero-points li,
.feature,
.card,
.signal-card,
.callout,
.launch-step,
.cta-box {
  position: relative;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 24px;
}

.hero-points li {
  padding: 0 0 0 1.2rem;
  border: 0;
  border-radius: 0;
  background: transparent;
}

.hero-points li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.62rem;
  width: 0.45rem;
  height: 0.45rem;
  border-radius: 999px;
  background: var(--accent);
}

.hero-panel {
  padding: 1.5rem;
  border: 1px solid var(--line);
  border-radius: 30px;
  box-shadow: var(--shadow);
  background:
    linear-gradient(180deg, rgba(45, 140, 87, 0.08), transparent 38%),
    #fff;
}

.panel-head h2 {
  max-width: none;
  font-size: 1.8rem;
  margin-top: 0.35rem;
}

.panel-stack {
  display: grid;
  gap: 1rem;
  margin-top: 1.5rem;
}

.signal-card {
  padding: 1.15rem;
  border-left: 4px solid var(--accent);
}

.signal-title {
  font-family: var(--heading-font);
  font-size: 1.18rem;
}

.grid-three {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

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

.card,
.feature,
.callout,
.launch-step,
.cta-box {
  padding: 1.4rem;
}

.card p,
.feature p,
.callout p,
.launch-step p,
.cta-box p {
  color: var(--muted);
}

.callout {
  background: var(--soft-accent);
  border-color: rgba(45, 140, 87, 0.2);
}

.feature {
  min-height: 180px;
}

.launch-step span {
  display: inline-flex;
  justify-content: center;
  align-items: center;
  width: 2.1rem;
  height: 2.1rem;
  margin-bottom: 1rem;
  border-radius: 999px;
  background: var(--text);
  color: var(--bg);
  font-weight: 700;
}

.cta {
  padding-bottom: 4rem;
}

.cta-box {
  padding: 2rem;
  background:
    linear-gradient(135deg, rgba(45, 140, 87, 0.1), transparent 55%),
    #fff;
  box-shadow: var(--shadow);
}

.footer {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  width: min(1100px, calc(100vw - 2.5rem));
  margin: 0 auto;
  padding: 0 0 2rem;
  color: var(--muted);
  font-size: 0.95rem;
}

@media (max-width: 920px) {
  .hero-grid,
  .split,
  .grid-three,
  .grid-two,
  .launch-grid {
    grid-template-columns: 1fr;
  }

  .section {
    padding: 4.25rem 0;
  }

  h1 {
    max-width: 14ch;
  }
}

@media (max-width: 640px) {
  .topbar,
  .footer {
    flex-direction: column;
    align-items: flex-start;
  }

  .topbar {
    padding-top: 0.9rem;
    padding-bottom: 0.9rem;
  }

  h1 {
    font-size: clamp(2.4rem, 11vw, 3.8rem);
  }

  h2 {
    max-width: none;
  }

  .button {
    width: 100%;
  }

  .hero-panel,
  .cta-box {
    border-radius: 24px;
  }
}