:root {
  --ink: #0d2232;
  --muted: #5b6c73;
  --paper: #f5f3ee;
  --paper-light: #fbfaf7;
  --line: #d7ddd9;
  --teal: #0d4d41;
  --teal-soft: #dbe8e2;
  --blue: #315f78;
  --amber: #c88732;
  --shadow: 0 22px 52px rgba(13, 34, 50, 0.14);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  color: var(--ink);
  background: var(--paper);
  font-family: Arial, Helvetica, sans-serif;
  font-size: 18px;
  line-height: 1.55;
}

a {
  color: inherit;
}

.skip-link {
  position: absolute;
  left: 16px;
  top: -60px;
  z-index: 10;
  padding: 10px 14px;
  color: #fff;
  background: var(--teal);
}

.skip-link:focus {
  top: 16px;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 5;
  background: rgba(251, 250, 247, 0.96);
  border-bottom: 1px solid var(--line);
  backdrop-filter: blur(10px);
}

.header-inner,
.section-inner,
.footer-inner {
  width: min(1180px, calc(100% - 48px));
  margin: 0 auto;
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 82px;
  gap: 28px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 13px;
  text-decoration: none;
  min-width: 220px;
}

.brand-mark {
  display: grid;
  width: 48px;
  aspect-ratio: 1;
  place-items: center;
  color: #fff;
  background: var(--teal);
  border-radius: 6px;
  font-size: 17px;
  font-weight: 700;
}

.brand-text {
  display: grid;
  line-height: 1.15;
}

.brand-text strong {
  font-size: 20px;
  font-weight: 700;
}

.brand-text small {
  margin-top: 4px;
  color: var(--muted);
  font-size: 13px;
}

.primary-nav {
  display: flex;
  align-items: center;
  gap: 26px;
  font-size: 15px;
}

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

.primary-nav a:hover,
.primary-nav a:focus-visible,
.text-link:hover,
.text-link:focus-visible,
.contact-email:hover,
.contact-email:focus-visible {
  color: var(--blue);
}

.header-tools {
  display: flex;
  min-width: 0;
  align-items: center;
  justify-content: flex-end;
  gap: 18px;
}

.language-select {
  min-height: 42px;
  min-width: 122px;
  flex: 0 0 auto;
  border: 1px solid var(--line);
  border-radius: 4px;
  padding: 7px 32px 7px 10px;
  color: var(--ink);
  background: var(--paper-light);
  font: inherit;
  font-size: 15px;
}

.nav-contact {
  padding: 9px 15px;
  color: #fff;
  background: var(--teal);
  border-radius: 4px;
}

.nav-contact:hover,
.nav-contact:focus-visible {
  color: #fff !important;
  background: var(--blue);
}

.hero {
  position: relative;
  display: grid;
  min-height: 690px;
  align-items: center;
  overflow: hidden;
  color: #fff;
  background: #10232f;
}

.hero-media,
.hero-overlay {
  position: absolute;
  inset: 0;
}

.hero-media {
  background: url("../assets/enterprise-growth-infrastructure.png") center / cover no-repeat;
  filter: saturate(0.72);
}

.hero-overlay {
  background: linear-gradient(90deg, rgba(8, 27, 39, 0.93) 0%, rgba(8, 27, 39, 0.78) 45%, rgba(8, 27, 39, 0.35) 100%);
}

.hero-inner {
  position: relative;
  z-index: 1;
  width: min(1180px, calc(100% - 48px));
  margin: 0 auto;
  padding: 92px 0;
}

.eyebrow,
.item-number {
  margin: 0 0 18px;
  color: var(--amber);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.hero h1 {
  max-width: 1000px;
  margin: 0;
  font-size: clamp(42px, 5.4vw, 70px);
  line-height: 1.04;
  letter-spacing: 0;
  font-weight: 500;
}

.hero-copy {
  max-width: 780px;
  margin-top: 30px;
  color: #e4efeb;
  font-size: 22px;
}

.hero-copy p {
  margin: 0;
}

.hero-copy p + p {
  margin-top: 8px;
}

.hero-audience {
  margin: 24px 0 0;
  color: #fff;
  font-size: 16px;
  font-weight: 700;
}

.button-row {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 34px;
}

.button {
  display: inline-flex;
  min-height: 48px;
  align-items: center;
  justify-content: center;
  padding: 10px 18px;
  border: 1px solid transparent;
  border-radius: 4px;
  font-size: 16px;
  font-weight: 700;
  text-decoration: none;
}

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

.button-secondary {
  color: #fff;
  border-color: rgba(255, 255, 255, 0.65);
}

.button:hover,
.button:focus-visible {
  outline: 3px solid rgba(255, 255, 255, 0.35);
  outline-offset: 3px;
}

.band {
  padding: 96px 0;
  background: var(--teal-soft);
}

.band-light {
  background: var(--paper-light);
}

.section-heading {
  max-width: 720px;
}

.section-heading h2 {
  max-width: 720px;
  margin: 0;
  font-size: clamp(34px, 4vw, 54px);
  line-height: 1.08;
  letter-spacing: 0;
  font-weight: 500;
}

.section-heading > p:last-child {
  max-width: 650px;
  margin: 24px 0 0;
  color: var(--muted);
}

.direction-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0;
  margin-top: 64px;
  border-top: 1px solid rgba(13, 77, 65, 0.28);
}

.direction-item {
  min-height: 260px;
  padding: 30px 30px 30px 0;
  border-right: 1px solid rgba(13, 77, 65, 0.28);
}

.direction-item + .direction-item {
  padding-left: 30px;
}

.direction-item:last-child {
  border-right: 0;
}

.item-number {
  margin-bottom: 26px;
  color: var(--blue);
}

.direction-item h3 {
  margin: 0;
  color: var(--teal);
  font-size: 30px;
  font-weight: 500;
}

.direction-item p:not(.item-number) {
  max-width: 300px;
  min-height: 84px;
  margin: 16px 0 22px;
  color: var(--muted);
}

.text-link {
  color: var(--teal);
  font-weight: 700;
  text-decoration: underline;
  text-underline-offset: 4px;
}

.wide-heading {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(240px, 0.55fr);
  column-gap: 48px;
  max-width: none;
  align-items: end;
}

.wide-heading > div {
  grid-column: 1;
}

.wide-heading .eyebrow,
.wide-heading h2 {
  grid-column: 1;
}

.wide-heading > p:last-child {
  grid-column: 2;
  grid-row: 1 / span 2;
  margin: 0;
}

.asset-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  margin-top: 60px;
  border-top: 1px solid rgba(13, 77, 65, 0.28);
  border-left: 1px solid rgba(13, 77, 65, 0.28);
}

.asset-item {
  display: grid;
  min-height: 160px;
  align-content: space-between;
  gap: 28px;
  padding: 24px;
  border-right: 1px solid rgba(13, 77, 65, 0.28);
  border-bottom: 1px solid rgba(13, 77, 65, 0.28);
}

.asset-item span,
.application-number {
  color: var(--amber);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.1em;
}

.asset-item strong {
  max-width: 285px;
  color: var(--teal);
  font-size: 23px;
  line-height: 1.2;
  font-weight: 500;
}

.economic-heading {
  max-width: 900px;
}

.economic-flow {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  align-items: stretch;
  margin: 58px 0 0;
  padding: 0;
  list-style: none;
}

.economic-flow li {
  position: relative;
  display: grid;
  min-height: 116px;
  place-items: center;
  padding: 22px 30px 22px 18px;
  color: var(--teal);
  border: 1px solid rgba(13, 77, 65, 0.28);
  border-right: 0;
  text-align: center;
}

.economic-flow li:last-child {
  border-right: 1px solid rgba(13, 77, 65, 0.28);
}

.economic-flow li:not(:last-child)::after {
  position: absolute;
  z-index: 1;
  right: -16px;
  content: "\2192";
  color: var(--amber);
  background: var(--teal-soft);
  font-size: 25px;
  line-height: 1;
}

.economic-flow strong {
  font-size: 18px;
  line-height: 1.25;
  font-weight: 600;
}

.economic-flow .economic-flow-pva {
  color: #fff;
  background: var(--teal);
}

.economic-flow .economic-flow-pva strong,
.economic-flow .economic-flow-result strong {
  font-size: 25px;
}

.economic-flow .economic-flow-result {
  color: var(--ink);
  background: #fff;
}

.application-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 18px;
  margin-top: 60px;
}

.application-item {
  min-height: 270px;
  padding: 30px;
  background: rgba(255, 255, 255, 0.42);
  border: 1px solid rgba(13, 77, 65, 0.22);
}

.application-item h3 {
  max-width: 430px;
  margin: 52px 0 14px;
  color: var(--teal);
  font-size: clamp(27px, 3vw, 38px);
  line-height: 1.08;
  font-weight: 500;
}

.application-item p {
  max-width: 470px;
  margin: 0;
  color: var(--muted);
}

.band-dark {
  color: #fff;
  background: var(--ink);
}

.pilot-heading {
  max-width: 900px;
}

.band-dark .section-heading h2 {
  max-width: 760px;
}

.pilot-heading > p {
  max-width: 520px;
  margin: 0;
  color: #c8d8dc;
  font-size: 20px;
}

.pilot-process {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  margin: 64px 0 0;
  padding: 0;
  list-style: none;
  border-top: 1px solid rgba(255, 255, 255, 0.23);
  border-left: 1px solid rgba(255, 255, 255, 0.23);
}

.pilot-process li {
  display: grid;
  min-height: 210px;
  align-content: space-between;
  padding: 22px;
  border-right: 1px solid rgba(255, 255, 255, 0.23);
  border-bottom: 1px solid rgba(255, 255, 255, 0.23);
}

.pilot-process li > span {
  color: var(--amber);
  font-size: 13px;
  font-weight: 700;
}

.pilot-process strong {
  align-self: end;
  margin-top: 35px;
  color: #fff;
  font-size: 18px;
  letter-spacing: 0.08em;
}

.pilot-process small {
  min-height: 48px;
  color: #b9cbd0;
  font-size: 15px;
}

.pilot-footer {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 48px;
  align-items: end;
  margin-top: 34px;
}

.pilot-footer > p {
  max-width: 760px;
  margin: 0;
  color: #b9cbd0;
  font-size: 15px;
}

.pilot-links {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 22px;
}

.text-link-light {
  color: #fff;
}

.text-link-light:hover,
.text-link-light:focus-visible {
  color: #d9ae73;
}

.contact-copy {
  max-width: 650px;
  color: var(--muted);
}

.page-list {
  margin-top: 60px;
  border-top: 1px solid var(--line);
}

.page-row {
  display: grid;
  grid-template-columns: 58px minmax(0, 1fr) 28px;
  gap: 20px;
  align-items: center;
  padding: 25px 0;
  border-bottom: 1px solid var(--line);
  text-decoration: none;
}

.page-row:hover,
.page-row:focus-visible {
  color: var(--teal);
}

.page-index {
  color: var(--amber);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.1em;
}

.page-content {
  display: grid;
  gap: 4px;
}

.page-content strong {
  font-size: 22px;
  font-weight: 500;
}

.page-content small {
  color: var(--muted);
  font-size: 16px;
}

.page-arrow {
  color: var(--teal);
  font-size: 21px;
}

.approach-layout {
  display: grid;
  grid-template-columns: minmax(0, 0.8fr) minmax(0, 1.2fr);
  gap: 82px;
}

.approach-copy > p {
  max-width: 600px;
  margin: 0 0 30px;
  color: var(--muted);
  font-size: 21px;
}

.principles {
  margin: 0;
  padding: 0;
  list-style: none;
  border-top: 1px solid rgba(13, 77, 65, 0.28);
}

.principles li {
  display: grid;
  grid-template-columns: 180px minmax(0, 1fr);
  gap: 22px;
  padding: 18px 0;
  border-bottom: 1px solid rgba(13, 77, 65, 0.28);
}

.principles strong {
  color: var(--teal);
  font-weight: 700;
}

.principles span {
  color: #3f5f5b;
}

.contact-inner {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(320px, 0.9fr);
  align-items: start;
  gap: 40px;
}

.contact-inner h2 {
  max-width: 650px;
  margin: 0;
  font-size: clamp(32px, 4vw, 52px);
  line-height: 1.08;
  font-weight: 500;
}

.contact-details {
  margin-top: 24px;
  color: var(--muted);
}

.contact-details p {
  margin: 0 0 8px;
}

.contact-email {
  color: var(--teal);
  font-weight: 700;
  text-underline-offset: 4px;
}

.contact-form-card {
  padding: 28px;
  color: var(--ink);
  background: #fff;
  border: 1px solid rgba(13, 77, 65, 0.2);
  border-radius: 8px;
}

.contact-form-card > h3 {
  margin: 0 0 22px;
  font-size: 24px;
  line-height: 1.15;
  font-weight: 600;
}

.contact-form-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
}

.contact-field {
  display: grid;
  gap: 7px;
  margin-top: 16px;
}

.contact-field label,
.contact-consent label {
  color: var(--ink);
  font-size: 14px;
  line-height: 1.35;
  font-weight: 600;
}

.contact-field input,
.contact-field textarea {
  width: 100%;
  box-sizing: border-box;
  padding: 12px 13px;
  color: var(--ink);
  background: #fff;
  border: 1px solid #aabdb7;
  border-radius: 4px;
  font: inherit;
}

.contact-field input {
  min-height: 48px;
}

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

.contact-field input[aria-invalid="true"],
.contact-field textarea[aria-invalid="true"] {
  border-color: #b3261e;
}

.contact-consent {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  margin-top: 18px;
}

.contact-consent input {
  width: 18px;
  height: 18px;
  flex: 0 0 auto;
  margin-top: 1px;
  accent-color: var(--teal);
}

.contact-submit {
  width: 100%;
  margin-top: 22px;
  border: 0;
  cursor: pointer;
}

.contact-submit:disabled {
  cursor: wait;
  opacity: 0.65;
}

.contact-form-message {
  margin: 16px 0 0;
  color: #a52620;
  font-size: 14px;
  line-height: 1.45;
}

.contact-form-success {
  padding: 20px;
  color: var(--ink);
  background: #eef6f2;
  border: 1px solid rgba(13, 77, 65, 0.24);
  border-radius: 6px;
}

.contact-form-success h3 {
  margin: 8px 0 10px;
  font-size: 24px;
  line-height: 1.15;
}

.contact-form-success p:last-child {
  margin-bottom: 0;
}

.site-footer {
  color: #dce9e5;
  background: var(--ink);
}

.footer-inner {
  display: flex;
  justify-content: space-between;
  gap: 22px;
  padding: 24px 0;
  font-size: 14px;
}

.footer-inner a {
  color: #fff;
}

:focus-visible {
  outline: 3px solid var(--amber);
  outline-offset: 3px;
}

@media (min-width: 801px) and (max-width: 1050px) {
  .direction-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .direction-item:nth-child(2n) {
    border-right: 0;
  }

  .direction-item:nth-child(n + 3) {
    border-top: 1px solid rgba(13, 77, 65, 0.28);
  }

  .direction-item:nth-child(2n + 1) {
    padding-left: 0;
  }
}

@media (max-width: 800px) {
  body {
    font-size: 17px;
  }

  .header-inner,
  .section-inner,
  .hero-inner,
  .footer-inner {
    width: min(100% - 36px, 620px);
  }

  .header-inner {
    min-height: 72px;
    align-items: stretch;
    flex-direction: column;
    gap: 12px;
    padding: 14px 0;
  }

  .header-tools {
    display: grid;
    grid-template-columns: minmax(0, 1fr) auto;
    align-items: center;
    gap: 12px;
  }

  .primary-nav {
    gap: 12px;
    font-size: 13px;
  }

  .primary-nav a:not(.nav-contact) {
    display: none;
  }

  .nav-contact {
    padding: 8px 11px;
  }

  .language-select {
    min-width: 112px;
  }

  .hero {
    min-height: 680px;
  }

  .hero-inner {
    padding: 76px 0;
  }

  .hero h1 {
    font-size: clamp(38px, 10.8vw, 58px);
  }

  .hero-copy {
    font-size: 20px;
  }

  .band {
    padding: 70px 0;
  }

  .direction-grid,
  .wide-heading,
  .approach-layout,
  .pilot-heading,
  .pilot-footer {
    grid-template-columns: 1fr;
  }

  .wide-heading > div {
    grid-column: 1;
  }

  .direction-item,
  .direction-item + .direction-item {
    min-height: auto;
    padding: 26px 0;
    border-right: 0;
    border-bottom: 1px solid rgba(13, 77, 65, 0.28);
  }

  .direction-item:last-child {
    border-bottom: 0;
  }

  .direction-item p:not(.item-number) {
    min-height: auto;
  }

  .wide-heading > p:last-child {
    grid-column: 1;
    grid-row: auto;
    margin-top: 20px;
  }

  .asset-grid,
  .application-grid,
  .economic-flow {
    grid-template-columns: 1fr;
  }

  .economic-flow li,
  .economic-flow li:last-child {
    min-height: 92px;
    border-right: 1px solid rgba(13, 77, 65, 0.28);
    border-bottom: 0;
  }

  .economic-flow li:last-child {
    border-bottom: 1px solid rgba(13, 77, 65, 0.28);
  }

  .economic-flow li:not(:last-child)::after {
    right: auto;
    bottom: -15px;
    content: "\2193";
  }

  .asset-item {
    min-height: 135px;
  }

  .application-item {
    min-height: 230px;
  }

  .pilot-heading,
  .pilot-footer {
    gap: 30px;
  }

  .pilot-process {
    grid-template-columns: 1fr;
    border-bottom: 0;
  }

  .pilot-process li {
    min-height: 116px;
    grid-template-columns: 34px minmax(0, 1fr);
    grid-template-rows: auto auto;
    gap: 4px 12px;
    align-items: start;
    align-content: center;
  }

  .pilot-process li > span {
    grid-column: 1;
    grid-row: 1 / span 2;
  }

  .pilot-process strong {
    grid-column: 2;
    grid-row: 1;
    min-height: 0;
    margin: 0;
  }

  .pilot-process small {
    grid-column: 2;
    grid-row: 2;
    min-height: 0;
    margin: 0;
  }

  .pilot-links {
    justify-content: flex-start;
  }

  .page-list {
    margin-top: 42px;
  }

  .page-row {
    grid-template-columns: 40px minmax(0, 1fr) 22px;
    gap: 12px;
    padding: 20px 0;
  }

  .page-content strong {
    font-size: 20px;
  }

  .page-content small {
    font-size: 15px;
  }

  .approach-layout {
    gap: 40px;
  }

  .principles li {
    grid-template-columns: 1fr;
    gap: 3px;
  }

  .contact-inner,
  .footer-inner {
    align-items: flex-start;
    flex-direction: column;
  }

  .contact-inner {
    display: grid;
    grid-template-columns: 1fr;
  }

  .contact-form-grid {
    grid-template-columns: 1fr;
  }

  .contact-details {
    min-width: 0;
    text-align: left;
  }
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }
}