:root {
  color: #10201d;
  background: #f7faf6;
  font-family: Aptos, "Avenir Next", "Helvetica Neue", Helvetica, Arial, sans-serif;
  font-synthesis: none;
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
  --ink: #10201d;
  --muted: #58716a;
  --line: rgba(16, 32, 29, 0.13);
  --paper: #f7faf6;
  --paper-strong: #ffffff;
  --teal: #0f766e;
  --teal-dark: #082f2c;
  --gold: #b7791f;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-width: 320px;
  color: var(--ink);
  background:
    linear-gradient(180deg, rgba(8, 47, 44, 0.05), transparent 330px),
    var(--paper);
}

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;
  padding: 18px clamp(20px, 4vw, 56px);
  border-bottom: 1px solid rgba(16, 32, 29, 0.08);
  background: rgba(247, 250, 246, 0.86);
  backdrop-filter: blur(16px);
}

.brand,
.nav-links,
.hero-actions,
.site-footer {
  display: flex;
  align-items: center;
}

.brand {
  gap: 10px;
  font-weight: 750;
}

.brand-mark {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 34px;
  height: 34px;
  flex: 0 0 34px;
  border-radius: 9px;
  color: #ffffff;
  background: var(--teal);
  font-weight: 800;
  line-height: 1;
}

.nav-links {
  gap: clamp(14px, 3vw, 34px);
  color: var(--muted);
  font-size: 0.95rem;
}

.nav-links a:hover {
  color: var(--teal-dark);
}

.hero {
  min-height: calc(100svh - 71px);
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(330px, 0.95fr);
  align-items: center;
  gap: clamp(32px, 7vw, 96px);
  padding: clamp(52px, 8vw, 112px) clamp(20px, 6vw, 88px) clamp(44px, 7vw, 84px);
  border-bottom: 1px solid var(--line);
}

.hero-copy {
  max-width: 760px;
}

.eyebrow {
  margin: 0 0 14px;
  color: var(--teal);
  font-size: 0.78rem;
  font-weight: 800;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

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

h1,
h2 {
  font-family: Georgia, "Iowan Old Style", "Palatino Linotype", serif;
  color: var(--ink);
}

h1 {
  max-width: 760px;
  margin-bottom: 22px;
  font-size: clamp(4.1rem, 9vw, 8.8rem);
  line-height: 0.92;
  letter-spacing: 0;
}

h2 {
  margin-bottom: 0;
  font-size: clamp(2.1rem, 4vw, 4.4rem);
  line-height: 1;
  letter-spacing: 0;
}

h3 {
  margin-bottom: 12px;
  font-size: 1.08rem;
}

.hero-lede {
  max-width: 650px;
  margin-bottom: 32px;
  color: #304940;
  font-size: clamp(1.13rem, 2vw, 1.45rem);
  line-height: 1.55;
}

.hero-actions {
  flex-wrap: wrap;
  gap: 12px;
}

.button {
  display: inline-flex;
  align-items: center;
  min-height: 46px;
  padding: 0 18px;
  border: 1px solid var(--line);
  border-radius: 8px;
  font-weight: 750;
}

.button.primary {
  color: #ffffff;
  background: var(--teal-dark);
  border-color: var(--teal-dark);
}

.button.secondary {
  color: var(--teal-dark);
  background: rgba(255, 255, 255, 0.62);
}

.button:hover {
  transform: translateY(-1px);
}

.hero-visual {
  position: relative;
  min-height: 430px;
  display: grid;
  place-items: center;
  border: 1px solid rgba(16, 32, 29, 0.11);
  border-radius: 8px;
  overflow: hidden;
  background:
    linear-gradient(135deg, rgba(15, 118, 110, 0.18), rgba(183, 121, 31, 0.12)),
    #eef7f1;
  box-shadow: 0 32px 90px rgba(15, 23, 42, 0.12);
}

.hero-visual::before {
  content: "";
  position: absolute;
  inset: 26px;
  border: 1px solid rgba(16, 32, 29, 0.16);
  border-radius: 6px;
}

.hero-visual img {
  position: relative;
  z-index: 1;
  width: min(62vw, 340px);
  max-width: 78%;
  height: auto;
  filter: drop-shadow(0 26px 36px rgba(29, 12, 73, 0.18));
}

.evidence-strip {
  position: absolute;
  right: 30px;
  bottom: 28px;
  left: 30px;
  display: grid;
  gap: 8px;
}

.evidence-strip span {
  height: 8px;
  border-radius: 999px;
  background: rgba(16, 32, 29, 0.16);
}

.evidence-strip span:nth-child(1) {
  width: 72%;
}

.evidence-strip span:nth-child(2) {
  width: 52%;
}

.evidence-strip span:nth-child(3) {
  width: 64%;
}

.overview,
.section-band,
.principles,
.stack,
.site-footer {
  padding-right: clamp(20px, 6vw, 88px);
  padding-left: clamp(20px, 6vw, 88px);
}

.overview {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1px;
  background: var(--line);
  border-bottom: 1px solid var(--line);
}

.overview > div {
  padding: clamp(24px, 4vw, 44px);
  background: var(--paper-strong);
}

.metric {
  display: block;
  margin-bottom: 10px;
  color: var(--teal-dark);
  font-size: 1.35rem;
  font-weight: 850;
}

.overview p,
.workflow-grid p,
.principle-list p,
.stack dd,
.site-footer p {
  color: var(--muted);
  line-height: 1.62;
}

.overview p,
.workflow-grid p,
.principle-list p,
.site-footer p {
  margin-bottom: 0;
}

.section-band,
.principles,
.stack {
  padding-top: clamp(66px, 9vw, 118px);
  padding-bottom: clamp(66px, 9vw, 118px);
}

.section-heading {
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.1fr);
  gap: clamp(22px, 5vw, 72px);
  align-items: start;
  margin-bottom: clamp(32px, 5vw, 58px);
}

.workflow-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
}

.workflow-grid article {
  min-height: 260px;
  padding: 26px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #ffffff;
}

.step {
  display: block;
  margin-bottom: 70px;
  color: var(--gold);
  font-weight: 850;
}

.principles {
  color: #ecfffa;
  background:
    linear-gradient(135deg, rgba(15, 118, 110, 0.9), rgba(8, 47, 44, 0.98)),
    var(--teal-dark);
}

.principles h2,
.principles h3,
.principles .eyebrow {
  color: #ffffff;
}

.principles .eyebrow {
  opacity: 0.74;
}

.principle-list {
  display: grid;
  gap: 1px;
  border: 1px solid rgba(255, 255, 255, 0.15);
  background: rgba(255, 255, 255, 0.14);
}

.principle-list > div {
  padding: clamp(24px, 4vw, 38px);
  background: rgba(8, 47, 44, 0.78);
}

.principle-list p {
  color: rgba(236, 255, 250, 0.76);
}

.stack {
  display: grid;
  grid-template-columns: minmax(0, 0.82fr) minmax(0, 1.18fr);
  gap: clamp(32px, 6vw, 88px);
  align-items: start;
}

.stack dl {
  margin: 0;
  border-top: 1px solid var(--line);
}

.stack dl > div {
  display: grid;
  grid-template-columns: 150px minmax(0, 1fr);
  gap: 24px;
  padding: 24px 0;
  border-bottom: 1px solid var(--line);
}

.stack dt {
  color: var(--teal-dark);
  font-weight: 850;
}

.stack dd {
  margin: 0;
}

.site-footer {
  gap: 16px;
  min-height: 116px;
  border-top: 1px solid var(--line);
}

@media (max-width: 900px) {
  .site-header {
    align-items: flex-start;
    flex-direction: column;
  }

  .hero,
  .section-heading,
  .stack {
    grid-template-columns: 1fr;
  }

  .hero {
    min-height: auto;
    padding-top: 46px;
  }

  .hero-visual {
    min-height: 340px;
  }

  .overview,
  .workflow-grid {
    grid-template-columns: 1fr;
  }

  .step {
    margin-bottom: 42px;
  }
}

@media (max-width: 560px) {
  .nav-links {
    width: 100%;
    justify-content: space-between;
    gap: 10px;
    font-size: 0.88rem;
  }

  h1 {
    font-size: clamp(3.35rem, 18vw, 5.4rem);
  }

  .hero-actions,
  .button {
    width: 100%;
  }

  .button {
    justify-content: center;
  }

  .stack dl > div {
    grid-template-columns: 1fr;
    gap: 8px;
  }

  .site-footer {
    align-items: flex-start;
    flex-direction: column;
    padding-top: 28px;
    padding-bottom: 28px;
  }
}