:root {
  --forest-900: #102a1b;
  --forest-700: #1f4d33;
  --forest-500: #2f6d45;
  --earth-700: #6b4b2a;
  --earth-500: #8a623b;
  --cream-100: #f8f1e4;
  --cream-200: #efe4d2;
  --ink-900: #1e1f1a;
  --ink-700: #3a3b33;
  --white: #ffffff;
  --radius: 14px;
  --shadow: 0 18px 35px rgba(16, 42, 27, 0.14);
  --container: min(1120px, calc(100% - 2.5rem));
}

* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  padding: 0;
}

body {
  font-family: 'Source Sans 3', 'Segoe UI', sans-serif;
  font-size: 17px;
  color: var(--ink-900);
  background: radial-gradient(circle at 18% 6%, #fff9ee 0%, #f5ebda 45%, #f2e6d2 100%);
  line-height: 1.65;
}

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

a:focus-visible,
button:focus-visible,
input:focus-visible,
textarea:focus-visible,
select:focus-visible {
  outline: 3px solid #f4c542;
  outline-offset: 3px;
}

.skip-link {
  position: absolute;
  left: -9999px;
  top: 0;
  z-index: 1000;
  padding: 0.7rem 0.95rem;
  background: #ffffff;
  color: #102a1b;
  border-radius: 0 0 8px 8px;
  box-shadow: var(--shadow);
}

.skip-link:focus {
  left: 1rem;
  top: 0.35rem;
}

img {
  display: block;
  width: 100%;
  border-radius: var(--radius);
}

.container {
  width: var(--container);
  margin: 0 auto;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  backdrop-filter: blur(12px);
  background: rgba(16, 42, 27, 0.92);
  border-bottom: 1px solid rgba(255, 255, 255, 0.12);
}

.nav-wrap {
  min-height: 78px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.brand {
  display: inline-grid;
  grid-template-columns: auto 1fr;
  grid-template-areas:
    'logo title'
    'logo subtitle';
  align-items: center;
  column-gap: 0.55rem;
  row-gap: 0.05rem;
  color: var(--cream-100);
}

.brand-logo {
  grid-area: logo;
  width: 14px;
  height: 14px;
  border-radius: 4px;
  background: #ffffff;
  border: 1px solid rgba(246, 246, 246, 0.95);
  padding: 1px;
  object-fit: contain;
  box-shadow: 0 1px 4px rgba(0, 0, 0, 0.28);
  filter: none;
}

.brand::before {
  content: none;
}

.brand h1 {
  grid-area: title;
  margin: 0;
  font-size: 1.2rem;
  line-height: 1.1;
  letter-spacing: 0.02em;
  font-family: 'Cormorant Garamond', Georgia, serif;
}

.brand p {
  grid-area: subtitle;
  margin: 0;
  font-size: 0.8rem;
  color: #e3ecdf;
}

.nav-toggle {
  display: none;
  border: 0;
  background: transparent;
  color: var(--cream-100);
  font-size: 1.6rem;
}

.nav-links {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 0.6rem;
}

.nav-links a {
  color: #e5eee7;
  padding: 0.45rem 0.75rem;
  border-radius: 8px;
  font-size: 0.95rem;
  transition: background-color 0.25s ease;
}

.nav-links a:hover,
.nav-links a.active-link {
  background: rgba(255, 255, 255, 0.14);
}

.hero {
  position: relative;
  min-height: 76vh;
  display: grid;
  align-items: center;
  color: var(--white);
  overflow: hidden;
  background:
    linear-gradient(105deg, rgba(11, 35, 23, 0.9) 0%, rgba(33, 72, 49, 0.75) 52%, rgba(107, 75, 42, 0.5) 100%),
    url('https://images.unsplash.com/photo-1536657464919-892534f60d6e?auto=format&fit=crop&w=1920&q=80') center / cover no-repeat;
}

.hero::after {
  content: '';
  position: absolute;
  inset: auto 0 0;
  height: 150px;
  background: linear-gradient(to bottom, transparent 0%, rgba(248, 241, 228, 0.95) 95%);
}

.hero-content {
  position: relative;
  z-index: 1;
  max-width: 760px;
}

.eyebrow {
  display: inline-block;
  padding: 0.35rem 0.7rem;
  border-radius: 999px;
  background: rgba(248, 241, 228, 0.2);
  border: 1px solid rgba(248, 241, 228, 0.35);
  margin-bottom: 1.2rem;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  font-size: 0.78rem;
}

h1,
h2,
h3 {
  font-family: 'Cormorant Garamond', Georgia, serif;
  color: var(--forest-900);
  line-height: 1.15;
}

.hero h2 {
  font-size: clamp(2.1rem, 4.6vw, 4rem);
  color: var(--cream-100);
  margin: 0 0 0.8rem;
}

.hero p {
  font-size: 1.15rem;
  max-width: 64ch;
  color: #f0f4ef;
}

.cta-group {
  display: flex;
  flex-wrap: wrap;
  gap: 0.8rem;
  margin-top: 1.4rem;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 999px;
  padding: 0.7rem 1.1rem;
  font-weight: 600;
  border: 1px solid transparent;
  transition: transform 0.2s ease, box-shadow 0.2s ease, background-color 0.2s ease;
}

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

.btn-primary {
  background: var(--cream-100);
  color: var(--forest-900);
  box-shadow: 0 8px 20px rgba(9, 27, 18, 0.3);
}

.btn-outline {
  background: rgba(255, 255, 255, 0.1);
  border-color: rgba(255, 255, 255, 0.5);
  color: var(--cream-100);
}

.card .btn-outline {
  background: transparent;
  border-color: var(--forest-700);
  color: var(--forest-700);
}

.card .btn-outline:hover {
  background: var(--forest-700);
  color: var(--cream-100);
}

main section {
  padding: 4.2rem 0;
}

.section-head {
  max-width: 72ch;
  margin-bottom: 1.8rem;
}

.section-head h2 {
  font-size: clamp(1.9rem, 3.3vw, 2.8rem);
  margin-bottom: 0.3rem;
}

.section-head p {
  color: var(--ink-700);
  margin-top: 0.2rem;
  max-width: 62ch;
}

.grid {
  display: grid;
  gap: 1rem;
}

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

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

.card {
  background: var(--white);
  border-radius: var(--radius);
  padding: 1.25rem;
  box-shadow: var(--shadow);
  border: 1px solid rgba(31, 77, 51, 0.08);
}

.grid .card {
  height: 100%;
}

.card h3 {
  margin: 0 0 0.5rem;
  font-size: 1.6rem;
}

.card p,
.card li {
  color: #374334;
}

.card p {
  margin: 0;
}

.card p + p {
  margin-top: 0.9rem;
}

.card h3 + p,
.card h3 + ul {
  margin-top: 0.55rem;
}

.card figcaption {
  margin-top: 0.5rem;
  color: var(--ink-700);
  font-size: 0.95rem;
}

.legacy-intro {
  grid-template-columns: 1.4fr minmax(300px, 0.95fr);
  align-items: stretch;
}

.legacy-intro .card {
  height: 100%;
}

.legacy-copy {
  background: #e6e6e6;
  border-color: rgba(30, 31, 26, 0.14);
}

.legacy-copy h2 {
  margin: 0;
  font-size: clamp(2rem, 3.2vw, 2.8rem);
}

.legacy-copy .legacy-lead {
  margin-top: 0.45rem;
  font-size: clamp(1.15rem, 2.6vw, 1.45rem);
  line-height: 1.25;
  color: #111111;
}

.legacy-copy p {
  color: #111111;
}

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

.legacy-portrait {
  max-width: 420px;
  justify-self: end;
  padding: 0.45rem;
  background: #e8e8e8;
  display: flex;
  align-items: center;
}

.legacy-portrait img {
  max-height: min(76vh, 720px);
  width: 100%;
  border-radius: 10px;
  object-fit: cover;
}

.card ul {
  margin: 0.2rem 0 0;
  padding-left: 1rem;
}

.platform-tag {
  display: inline-block;
  border-radius: 999px;
  background: #e7f2ea;
  border: 1px solid rgba(31, 77, 51, 0.2);
  color: var(--forest-700);
  padding: 0.15rem 0.6rem;
  font-weight: 700;
  font-size: 0.78rem;
  letter-spacing: 0.02em;
  text-transform: uppercase;
}

.beta-steps {
  margin: 0.8rem 0 1rem;
  padding-left: 1.15rem;
}

.beta-steps li {
  margin-bottom: 0.35rem;
}

.beta-note {
  max-width: 76ch;
}

.highlight {
  background: linear-gradient(145deg, #173b28 0%, #2f6d45 58%, #875f35 100%);
  color: var(--cream-100);
}

.highlight .section-head h2,
.highlight .section-head p {
  color: var(--cream-100);
}

.highlight .card {
  background: rgba(255, 255, 255, 0.97);
}

.highlight .card h3,
.highlight .card p,
.highlight .card li,
.highlight .card figcaption,
.highlight .card label {
  color: #374334;
}

.photo-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 0.9rem;
}

.photo-grid figure {
  margin: 0;
}

.photo-grid img {
  aspect-ratio: 4 / 3;
  object-fit: cover;
}

.photo-grid figcaption {
  padding-top: 0.45rem;
  font-size: 0.9rem;
  color: var(--ink-700);
}

.circular-flow-grid {
  gap: 1.1rem 1rem;
}

.circular-flow-grid figure {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
}

.circular-flow-grid img {
  width: min(240px, 100%) !important;
  aspect-ratio: 1 / 1 !important;
  margin: 0 auto;
  border-radius: 50% !important;
  object-fit: cover !important;
  border: 5px solid rgba(255, 255, 255, 0.92);
  box-shadow: 0 10px 24px rgba(16, 42, 27, 0.18);
}

.circular-flow-grid figcaption {
  margin-top: 0.55rem;
  padding-top: 0;
  font-size: 0.95rem;
  max-width: 28ch;
}

.products-grid .card img {
  aspect-ratio: 4 / 3;
  object-fit: cover;
}

.kpi-strip {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 0.9rem;
}

.kpi {
  border-radius: var(--radius);
  background: var(--white);
  border: 1px solid rgba(16, 42, 27, 0.12);
  box-shadow: var(--shadow);
  padding: 1rem;
}

.kpi strong {
  display: block;
  font-size: 2rem;
  line-height: 1;
  color: var(--forest-700);
  font-family: 'Cormorant Garamond', Georgia, serif;
}

.map-block {
  background: var(--white);
  border-radius: var(--radius);
  padding: 1rem;
  box-shadow: var(--shadow);
}

.map-svg {
  width: 100%;
  height: auto;
  border-radius: 12px;
  background: linear-gradient(135deg, #f0e7d5, #f8f1e4);
}

.map-label {
  font-size: 0.88rem;
  fill: #163825;
  font-weight: 700;
}

.blog-list article {
  background: var(--white);
  border: 1px solid rgba(31, 77, 51, 0.08);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 1.2rem;
}

.blog-list article h3 {
  margin-bottom: 0.35rem;
}

.publications-panel {
  margin-top: 1rem;
}

.publications-panel ol {
  columns: 2;
  column-gap: 2rem;
}

.publications-panel li {
  break-inside: avoid;
  margin-bottom: 0.75rem;
}

.knowledge-prose {
  font-size: 1.04rem;
  line-height: 1.76;
}

.knowledge-prose h3 {
  margin: 1.35rem 0 0.5rem;
  line-height: 1.3;
}

.knowledge-prose p {
  text-wrap: pretty;
}

.knowledge-prose p + p {
  margin-top: 0.8rem;
  text-indent: 1.1em;
}

.knowledge-prose h3 + p,
.knowledge-prose p + ul,
.knowledge-prose p + ol,
.knowledge-prose ul + p,
.knowledge-prose ol + p {
  text-indent: 0;
}

.knowledge-prose ul,
.knowledge-prose ol {
  margin: 0.55rem 0 0.2rem;
  padding-left: 1.3rem;
}

.knowledge-prose li {
  margin-bottom: 0.4rem;
  line-height: 1.62;
}

@media (min-width: 1380px) {
  .publications-panel ol {
    columns: 3;
  }
}

form {
  display: grid;
  gap: 0.9rem;
}

label {
  font-weight: 600;
  color: var(--forest-900);
}

input,
textarea,
select {
  width: 100%;
  margin-top: 0.35rem;
  padding: 0.7rem 0.75rem;
  border: 1px solid #c8c3b8;
  border-radius: 10px;
  background: #fff;
  font: inherit;
  color: var(--ink-900);
}

textarea {
  min-height: 130px;
  resize: vertical;
}

.form-status {
  margin: 0 0 0.8rem;
  padding: 0.75rem 0.9rem;
  border-radius: 10px;
  border: 1px solid transparent;
  font-weight: 600;
}

.form-status.success {
  background: #e7f5ea;
  border-color: #8bbf95;
  color: #15472a;
}

.form-status.error {
  background: #fdecec;
  border-color: #e0a1a1;
  color: #7a1d1d;
}

.site-footer {
  margin-top: 2rem;
  background: var(--forest-900);
  color: #deeadf;
  padding: 2rem 0 1.2rem;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: 1rem;
}

.footer-grid > div {
  min-width: 0;
}

.footer-grid h3 {
  color: var(--cream-100);
  margin: 0 0 0.35rem;
  font-size: 1.5rem;
}

.footer-grid p,
.footer-grid li,
.footer-grid a {
  color: #d5e5d8;
}

.footer-grid ul {
  margin: 0;
  padding-left: 1rem;
}

.footer-bottom {
  margin-top: 1.2rem;
  border-top: 1px solid rgba(255, 255, 255, 0.13);
  padding-top: 1rem;
  color: #c5d6c8;
  font-size: 0.92rem;
}

.reveal {
  opacity: 1;
  transform: translateY(0);
  transition: opacity 0.4s ease, transform 0.4s ease;
}

.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

@media (max-width: 1024px) {
  .grid-3 {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .footer-grid {
    grid-template-columns: 1.6fr 1fr 1fr;
  }

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

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

@media (max-width: 780px) {
  .nav-toggle {
    display: block;
  }

  .nav-links {
    display: none;
    width: 100%;
    padding: 0.9rem 0 1rem;
  }

  .nav-links.open {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
  }

  .nav-wrap {
    align-items: flex-start;
    flex-wrap: wrap;
    padding-top: 0.8rem;
  }

  .grid-2,
  .grid-3,
  .footer-grid,
  .photo-grid {
    grid-template-columns: 1fr;
  }

  .publications-panel ol {
    columns: 1;
  }

  .legacy-portrait {
    max-width: min(420px, 100%);
    justify-self: start;
  }

  .legacy-intro {
    grid-template-columns: 1fr;
  }

  .hero {
    min-height: 68vh;
  }

  body {
    font-size: 16px;
  }

  .brand-logo {
    width: 12px;
    height: 12px;
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}