:root {
  --pine-950: #0a180f;
  --pine-850: #12311f;
  --pine-700: #2f5233;
  --leaf-500: #69a067;
  --sage-250: #d9e5d7;
  --sage-150: #edf4ec;
  --paper: #fafbfc;
  --ink: #191b0d;
  --muted: #596457;
  --brown: #4b342f;
  --blue: #1769aa;
  --line: rgba(47, 82, 51, 0.18);
  --shadow: 0 24px 80px rgba(18, 49, 31, 0.14);
  --radius: 8px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  line-height: 1.5;
}

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

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

.site-header {
  position: fixed;
  z-index: 20;
  top: 0;
  left: 0;
  right: 0;
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  gap: 1.5rem;
  padding: 1rem clamp(1rem, 3vw, 2.5rem);
  color: #fff;
}

.site-header::before {
  position: absolute;
  inset: 0;
  z-index: -1;
  content: "";
  background: linear-gradient(180deg, rgba(10, 24, 15, 0.86), rgba(10, 24, 15, 0.28) 72%, transparent);
  pointer-events: none;
}

.brand,
.nav-links,
.nav-cta {
  display: inline-flex;
  align-items: center;
}

.brand {
  gap: 0.55rem;
  font-weight: 700;
  letter-spacing: 0;
}

.brand-mark {
  width: 1.45rem;
  height: 1.45rem;
  border-radius: 50%;
  box-shadow: 0 0 24px rgba(159, 197, 165, 0.45);
}

.nav-links {
  gap: 1.25rem;
  justify-self: center;
  font-size: 0.88rem;
  color: rgba(255, 255, 255, 0.78);
}

.nav-links a:hover,
.nav-links a:focus-visible,
.footer-brand a:hover,
.footer-brand a:focus-visible {
  color: #fff;
}

.nav-cta {
  justify-self: end;
  padding: 0.55rem 0.85rem;
  border: 1px solid rgba(255, 255, 255, 0.24);
  border-radius: 999px;
  font-size: 0.86rem;
  font-weight: 600;
  color: #fff;
  background: rgba(255, 255, 255, 0.08);
}

.hero {
  position: relative;
  min-height: 92svh;
  overflow: hidden;
  display: flex;
  align-items: center;
  padding: 7rem clamp(1.25rem, 6vw, 5rem) 5rem;
  color: #fff;
}

.hero-image,
.hero-shade {
  position: absolute;
  inset: 0;
}

.hero-image {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.hero-shade {
  background:
    linear-gradient(90deg, rgba(10, 24, 15, 0.94) 0%, rgba(10, 24, 15, 0.76) 34%, rgba(10, 24, 15, 0.18) 76%),
    linear-gradient(0deg, rgba(10, 24, 15, 0.82), transparent 34%);
}

.hero-content {
  position: relative;
  z-index: 2;
  width: min(760px, 100%);
  padding-top: 3rem;
}

.eyebrow {
  margin: 0 0 1rem;
  font-family: "JetBrains Mono", ui-monospace, SFMono-Regular, Menlo, monospace;
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: #b9d9b6;
}

.eyebrow.dark {
  color: var(--pine-700);
}

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

h1 {
  margin-bottom: 1.4rem;
  max-width: 720px;
  font-size: clamp(3rem, 8vw, 7.8rem);
  line-height: 0.91;
  font-weight: 800;
  letter-spacing: 0;
}

h2 {
  margin-bottom: 1.15rem;
  font-size: clamp(2rem, 4.3vw, 4.6rem);
  line-height: 0.98;
  font-weight: 760;
  letter-spacing: 0;
}

h3 {
  margin-bottom: 0.85rem;
  font-size: clamp(1.25rem, 2vw, 1.7rem);
  line-height: 1.1;
  font-weight: 700;
}

.hero-copy {
  max-width: 640px;
  margin-bottom: 2rem;
  color: rgba(255, 255, 255, 0.82);
  font-size: clamp(1.05rem, 1.8vw, 1.35rem);
}

.hero-actions,
.signal-steps {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 2.8rem;
  padding: 0.78rem 1.05rem;
  border-radius: var(--radius);
  font-weight: 700;
}

.button.primary {
  background: #f5fff0;
  color: var(--pine-950);
}

.button.secondary {
  border: 1px solid rgba(255, 255, 255, 0.26);
  color: #fff;
  background: rgba(255, 255, 255, 0.07);
}

.button:hover,
.button:focus-visible,
.nav-cta:hover,
.nav-cta:focus-visible {
  transform: translateY(-1px);
  outline: none;
  box-shadow: 0 12px 30px rgba(0, 0, 0, 0.18);
}

.signal-strip {
  display: grid;
  grid-template-columns: minmax(220px, 0.9fr) 1.4fr;
  gap: 1.5rem;
  align-items: center;
  padding: 1.35rem clamp(1.25rem, 6vw, 5rem);
  background: var(--pine-950);
  color: #fff;
}

.signal-strip p {
  margin: 0;
  color: rgba(255, 255, 255, 0.76);
}

.signal-steps {
  justify-content: flex-end;
}

.signal-steps span {
  padding: 0.4rem 0.65rem;
  border: 1px solid rgba(185, 217, 182, 0.24);
  border-radius: 999px;
  font-family: "JetBrains Mono", ui-monospace, SFMono-Regular, Menlo, monospace;
  font-size: 0.73rem;
  color: #cfe7cc;
  white-space: nowrap;
}

.section {
  padding: clamp(4rem, 8vw, 8rem) clamp(1.25rem, 6vw, 5rem);
}

.split,
.about {
  display: grid;
  grid-template-columns: minmax(0, 0.95fr) minmax(280px, 0.9fr);
  gap: clamp(2rem, 6vw, 7rem);
  align-items: start;
  border-bottom: 1px solid var(--line);
}

.section-copy,
.about p,
.workflow-intro p,
.contrast-text p,
.final-cta p {
  color: var(--muted);
  font-size: clamp(1rem, 1.45vw, 1.18rem);
}

.section-copy p + p {
  margin-top: 1rem;
}

.capability-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 1px;
  padding-top: 0;
  padding-bottom: 0;
  background: var(--line);
}

.capability {
  min-height: 28rem;
  padding: clamp(1.4rem, 3vw, 2.2rem);
  background: var(--paper);
}

.capability:nth-child(2) {
  background: var(--sage-150);
}

.capability:nth-child(3) {
  background: #f6f5ef;
}

.capability:nth-child(4) {
  background: #eef5f5;
}

.capability-label {
  display: inline-flex;
  margin-bottom: 7rem;
  font-family: "JetBrains Mono", ui-monospace, SFMono-Regular, Menlo, monospace;
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--pine-700);
}

.capability p {
  color: var(--muted);
}

.workflow {
  display: grid;
  grid-template-columns: minmax(280px, 0.72fr) minmax(360px, 1fr);
  gap: clamp(2rem, 6vw, 6rem);
  align-items: center;
  background: var(--sage-150);
}

.workflow-map {
  padding: clamp(1rem, 2vw, 2rem);
  border: 1px solid rgba(47, 82, 51, 0.22);
  border-radius: var(--radius);
  background:
    linear-gradient(135deg, rgba(255, 255, 255, 0.88), rgba(217, 229, 215, 0.72)),
    repeating-linear-gradient(90deg, transparent 0 40px, rgba(47, 82, 51, 0.045) 40px 41px);
  box-shadow: var(--shadow);
}

.flow-node {
  position: relative;
  padding: 1rem 1.1rem;
  border: 1px solid rgba(47, 82, 51, 0.2);
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.84);
  font-weight: 700;
}

.flow-node::before {
  content: "";
  position: absolute;
  width: 0.72rem;
  height: 0.72rem;
  top: 50%;
  right: 1rem;
  border-radius: 999px;
  background: var(--leaf-500);
  transform: translateY(-50%);
}

.flow-node.strong {
  background: var(--pine-850);
  color: #fff;
}

.flow-node.gate {
  border-color: rgba(23, 105, 170, 0.35);
  color: var(--blue);
}

.flow-line {
  width: 1px;
  height: 1.3rem;
  margin-left: 2rem;
  background: linear-gradient(var(--leaf-500), var(--blue));
}

.contrast {
  display: grid;
  grid-template-columns: minmax(280px, 0.75fr) minmax(320px, 1fr);
  gap: clamp(2rem, 6vw, 6rem);
  background: var(--pine-950);
  color: #fff;
}

.contrast-text p {
  color: rgba(255, 255, 255, 0.72);
}

.comparison {
  border-top: 1px solid rgba(255, 255, 255, 0.18);
}

.comparison-row {
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.15fr);
  gap: 1.5rem;
  padding: 1.35rem 0;
  border-bottom: 1px solid rgba(255, 255, 255, 0.18);
}

.comparison-row span {
  color: rgba(255, 255, 255, 0.58);
}

.comparison-row strong {
  color: #e9f7e6;
}

.about {
  background:
    radial-gradient(circle at 88% 22%, rgba(105, 160, 103, 0.18), transparent 30%),
    var(--paper);
}

.final-cta {
  display: grid;
  justify-items: center;
  text-align: center;
  background: var(--pine-700);
  color: #fff;
}

.final-cta h2 {
  max-width: 860px;
}

.final-cta p {
  max-width: 680px;
  color: rgba(255, 255, 255, 0.78);
}

.site-footer {
  display: flex;
  justify-content: space-between;
  gap: 2rem;
  align-items: center;
  padding: 2rem clamp(1.25rem, 6vw, 5rem);
  background: var(--pine-950);
  color: rgba(255, 255, 255, 0.68);
}

.footer-brand {
  display: flex;
  align-items: center;
  gap: 0.85rem;
}

.footer-brand img {
  width: 2rem;
  height: 2rem;
  border-radius: 6px;
}

.footer-brand p,
.footer-note {
  margin: 0;
}

.footer-brand a {
  color: #fff;
  font-weight: 700;
}

.footer-note {
  font-size: 0.9rem;
}

@media (max-width: 980px) {
  .site-header {
    grid-template-columns: 1fr auto;
  }

  .nav-links {
    display: none;
  }

  .signal-strip,
  .split,
  .workflow,
  .contrast,
  .about {
    grid-template-columns: 1fr;
  }

  .signal-steps {
    justify-content: flex-start;
  }

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

  .capability {
    min-height: 22rem;
  }

  .capability-label {
    margin-bottom: 4rem;
  }
}

@media (max-width: 640px) {
  .site-header {
    padding: 0.8rem 1rem;
  }

  .nav-cta {
    display: none;
  }

  .hero {
    min-height: 94svh;
    padding: 6rem 1rem 4rem;
  }

  .hero-shade {
    background:
      linear-gradient(90deg, rgba(10, 24, 15, 0.95), rgba(10, 24, 15, 0.72)),
      linear-gradient(0deg, rgba(10, 24, 15, 0.86), transparent 42%);
  }

  h1 {
    font-size: clamp(3rem, 16vw, 5rem);
  }

  .hero-actions {
    align-items: stretch;
    flex-direction: column;
  }

  .button {
    width: 100%;
  }

  .section {
    padding: 4rem 1rem;
  }

  .signal-strip {
    padding: 1.25rem 1rem;
  }

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

  .capability {
    min-height: auto;
    padding: 1.6rem 1rem 2rem;
  }

  .capability-label {
    margin-bottom: 2.5rem;
  }

  .comparison-row {
    grid-template-columns: 1fr;
    gap: 0.4rem;
  }

  .site-footer {
    align-items: flex-start;
    flex-direction: column;
    padding: 2rem 1rem;
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    transition: none !important;
  }
}