:root {
  --ink: #17201b;
  --muted: #5d6962;
  --paper: #f8faf7;
  --white: #ffffff;
  --leaf: #2f6b4f;
  --moss: #dfeee4;
  --rose: #d94f70;
  --line: #dce3de;
  --shadow: 0 18px 45px rgba(23, 32, 27, 0.12);
}

* {
  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;
}

a {
  color: inherit;
}

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

.site-header {
  align-items: center;
  background: rgba(248, 250, 247, 0.92);
  border-bottom: 1px solid var(--line);
  display: flex;
  gap: 24px;
  justify-content: space-between;
  left: 0;
  padding: 14px clamp(18px, 4vw, 56px);
  position: sticky;
  right: 0;
  top: 0;
  z-index: 10;
  backdrop-filter: blur(14px);
}

.brand {
  align-items: center;
  display: inline-flex;
  font-weight: 800;
  gap: 10px;
  text-decoration: none;
}

.brand-mark {
  align-items: center;
  aspect-ratio: 1;
  background: var(--ink);
  border-radius: 8px;
  color: var(--white);
  display: inline-flex;
  font-size: 0.72rem;
  justify-content: center;
  letter-spacing: 0.08em;
  width: 36px;
}

.site-nav {
  align-items: center;
  display: flex;
  gap: 20px;
  color: var(--muted);
  font-size: 0.95rem;
}

.site-nav a {
  text-decoration: none;
}

.site-nav a:hover {
  color: var(--ink);
}

.nav-toggle {
  display: none;
}

.hero {
  min-height: 78vh;
  overflow: hidden;
  position: relative;
}

.hero::after {
  background: linear-gradient(90deg, rgba(15, 26, 20, 0.84), rgba(15, 26, 20, 0.42), rgba(15, 26, 20, 0.16));
  content: "";
  inset: 0;
  position: absolute;
}

.hero-image {
  height: 100%;
  inset: 0;
  object-fit: cover;
  position: absolute;
  width: 100%;
}

.hero-content {
  color: var(--white);
  max-width: 760px;
  padding: clamp(58px, 8vw, 88px) clamp(22px, 5vw, 72px);
  position: relative;
  z-index: 1;
}

.hero h1 {
  font-size: clamp(2.35rem, 5vw, 4.6rem);
  line-height: 1.03;
  margin: 0 0 24px;
  max-width: 800px;
}

.hero p {
  color: rgba(255, 255, 255, 0.88);
  font-size: clamp(1.05rem, 2vw, 1.3rem);
  max-width: 620px;
}

.eyebrow {
  color: var(--rose);
  font-size: 0.78rem;
  font-weight: 800;
  letter-spacing: 0.16em;
  margin: 0 0 10px;
  text-transform: uppercase;
}

.hero .eyebrow {
  color: #ff9ab0;
}

.hero-actions,
.site-footer nav {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.button {
  border-radius: 8px;
  display: inline-flex;
  font-weight: 800;
  justify-content: center;
  padding: 13px 18px;
  text-decoration: none;
}

.button.primary {
  background: var(--white);
  color: var(--ink);
}

.button.secondary {
  border: 1px solid rgba(255, 255, 255, 0.45);
  color: var(--white);
}

.strip {
  background: var(--ink);
  color: var(--white);
  display: grid;
  gap: 18px;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  padding: 24px clamp(22px, 5vw, 72px);
}

.strip div {
  color: rgba(255, 255, 255, 0.78);
}

.strip strong {
  color: var(--white);
}

.section {
  padding: clamp(60px, 9vw, 112px) clamp(22px, 5vw, 72px);
}

.section-heading {
  margin-bottom: 32px;
  max-width: 760px;
}

.section h2 {
  font-size: clamp(2rem, 4vw, 3.6rem);
  line-height: 1.05;
  margin: 0 0 16px;
}

.section-heading p,
.feature-copy p,
.compact-band p {
  color: var(--muted);
  font-size: 1.05rem;
}

.card-grid,
.article-grid {
  display: grid;
  gap: 18px;
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.cluster-card,
.article-card {
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: 8px;
  overflow: hidden;
}

.cluster-card img,
.article-card img {
  aspect-ratio: 4 / 3;
  height: auto;
  object-fit: cover;
  width: 100%;
}

.cluster-card div,
.article-card div {
  padding: 18px;
}

.cluster-card h3,
.article-card h3,
.timeline h3 {
  margin: 0 0 8px;
}

.cluster-card p,
.article-card p,
.timeline p,
.site-footer p,
.page-body p,
.page-body li {
  color: var(--muted);
}

.split-section {
  align-items: center;
  background: var(--moss);
  display: grid;
  gap: 32px;
  grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.1fr);
}

.clean-list {
  margin: 24px 0 0;
  padding-left: 20px;
}

.clean-list li + li {
  margin-top: 10px;
}

.image-stack {
  display: grid;
  gap: 16px;
  grid-template-columns: 0.9fr 1fr;
}

.image-stack img {
  aspect-ratio: 3 / 4;
  border-radius: 8px;
  box-shadow: var(--shadow);
  height: 100%;
  object-fit: cover;
}

.image-stack img:nth-child(2) {
  margin-top: 48px;
}

.pathway {
  background: var(--white);
}

.timeline {
  display: grid;
  gap: 14px;
  list-style: none;
  margin: 0;
  padding: 0;
}

.timeline li {
  align-items: start;
  border: 1px solid var(--line);
  border-radius: 8px;
  display: grid;
  gap: 16px;
  grid-template-columns: 56px minmax(0, 1fr);
  padding: 18px;
}

.timeline span {
  align-items: center;
  aspect-ratio: 1;
  background: var(--moss);
  border-radius: 8px;
  color: var(--leaf);
  display: inline-flex;
  font-weight: 900;
  justify-content: center;
}

.compact-band {
  background: var(--leaf);
  color: var(--white);
}

.compact-band p {
  color: rgba(255, 255, 255, 0.84);
  max-width: 780px;
}

.site-footer {
  align-items: start;
  background: var(--ink);
  color: var(--white);
  display: flex;
  gap: 24px;
  justify-content: space-between;
  padding: 36px clamp(22px, 5vw, 72px);
}

.site-footer a {
  color: rgba(255, 255, 255, 0.78);
}

.page-hero {
  background: var(--moss);
  padding: 80px clamp(22px, 5vw, 72px) 44px;
}

.page-hero h1 {
  font-size: clamp(2.4rem, 5vw, 4.8rem);
  line-height: 1;
  margin: 0;
}

.page-body {
  background: var(--white);
  max-width: 860px;
  padding: 44px clamp(22px, 5vw, 72px) 80px;
}

.page-body h2 {
  margin-top: 34px;
}

@media (max-width: 860px) {
  .nav-toggle {
    background: var(--ink);
    border: 0;
    border-radius: 8px;
    color: var(--white);
    display: inline-flex;
    font-weight: 800;
    padding: 10px 12px;
  }

  .site-nav {
    background: var(--paper);
    border-bottom: 1px solid var(--line);
    display: none;
    flex-direction: column;
    left: 0;
    padding: 18px;
    position: absolute;
    right: 0;
    top: 65px;
  }

  .site-nav.is-open {
    display: flex;
  }

  .strip,
  .card-grid,
  .article-grid,
  .split-section,
  .site-footer {
    grid-template-columns: 1fr;
  }

  .site-footer {
    display: grid;
  }

  .image-stack {
    grid-template-columns: 1fr;
  }

  .image-stack img:nth-child(2) {
    margin-top: 0;
  }
}