:root {
  --ink: #0f3d37;
  --deep: #073d37;
  --green: #1abc9c;
  --orange: #f39c12;
  --paper: #f2f4f7;
  --white: #ffffff;
  --muted: #66736f;
  --line: #dfe6e3;
  --shadow: 0 22px 70px rgba(7, 61, 55, 0.18);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  color: #101817;
  background: var(--paper);
  font-family: "Poppins", system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

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

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

.site-header {
  position: fixed;
  top: 18px;
  left: 50%;
  z-index: 20;
  width: min(1120px, calc(100% - 32px));
  transform: translateX(-50%);
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: 24px;
  min-height: 72px;
  padding: 12px 14px 12px 18px;
  border: 1px solid rgba(255, 255, 255, 0.64);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.9);
  box-shadow: 0 18px 48px rgba(7, 61, 55, 0.14);
  backdrop-filter: blur(14px);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  min-width: 0;
}

.brand-mark {
  position: relative;
  width: 34px;
  height: 44px;
  flex: 0 0 auto;
  transform: rotate(-42deg);
  border: 11px solid var(--deep);
  border-right-color: var(--orange);
  border-bottom-color: var(--orange);
  border-radius: 50% 50% 50% 0;
  background: transparent;
}

.brand-mark::after {
  content: "";
  position: absolute;
  inset: 6px;
  border-radius: 50%;
  background: var(--white);
}

.brand-text strong {
  display: block;
  color: var(--ink);
  font-size: 1.32rem;
  font-weight: 800;
  line-height: 1;
  letter-spacing: 0;
}

.brand-text small {
  display: block;
  max-width: 230px;
  margin-top: 4px;
  color: var(--ink);
  font-size: 0.58rem;
  font-weight: 600;
  line-height: 1.25;
  text-transform: uppercase;
}

.site-nav {
  display: flex;
  justify-content: flex-end;
  gap: clamp(14px, 2.2vw, 28px);
  font-size: 0.86rem;
  font-weight: 600;
}

.site-nav a {
  color: #172421;
}

.header-cta,
.primary-link,
.secondary-link,
.contact-form button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  border-radius: 8px;
  font-weight: 700;
  font-size: 0.88rem;
  transition: transform 180ms ease, box-shadow 180ms ease, background 180ms ease;
}

.header-cta {
  padding: 0 22px;
  color: var(--white);
  background: var(--orange);
}

.primary-link {
  padding: 0 24px;
  color: var(--white);
  background: var(--deep);
  box-shadow: 0 18px 40px rgba(7, 61, 55, 0.25);
}

.secondary-link {
  padding: 0 22px;
  border: 1px solid rgba(7, 61, 55, 0.22);
  color: var(--deep);
  background: rgba(255, 255, 255, 0.82);
}

.secondary-link.dark {
  color: var(--white);
  border-color: rgba(255, 255, 255, 0.42);
  background: rgba(255, 255, 255, 0.1);
}

.header-cta:hover,
.primary-link:hover,
.secondary-link:hover,
.contact-form button:hover {
  transform: translateY(-2px);
}

.nav-toggle {
  display: none;
  width: 44px;
  height: 44px;
  padding: 0;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--white);
}

.nav-toggle span {
  display: block;
  width: 18px;
  height: 2px;
  margin: 4px auto;
  border-radius: 2px;
  background: var(--ink);
}

.hero {
  position: relative;
  min-height: 88vh;
  padding: 152px max(24px, calc((100vw - 1120px) / 2)) 110px;
  isolation: isolate;
  overflow: hidden;
}

.hero-bg {
  position: absolute;
  inset: 0;
  z-index: -2;
  background-image:
    linear-gradient(90deg, rgba(242, 244, 247, 0.98) 0%, rgba(242, 244, 247, 0.84) 36%, rgba(242, 244, 247, 0.06) 72%),
    linear-gradient(180deg, rgba(242, 244, 247, 0.12) 0%, rgba(242, 244, 247, 0.7) 100%),
    url("./assets/hero-abidjan.png");
  background-size: cover;
  background-position: center right;
}

.hero-content {
  max-width: 580px;
}

.eyebrow {
  margin: 0 0 16px;
  color: var(--green);
  font-size: 0.78rem;
  font-weight: 800;
  letter-spacing: 0;
  text-transform: uppercase;
}

.hero h1,
.section h2,
.problem-section h2,
.process-section h2,
.use-case-section h2,
.vision-section h2,
.why-section h2,
.app-copy h2,
.contact-section h2 {
  margin: 0;
  color: #0b1413;
  font-weight: 800;
  letter-spacing: 0;
  line-height: 1.05;
}

.hero h1 {
  max-width: 640px;
  font-size: clamp(2.55rem, 6.5vw, 5.2rem);
}

.hero h1 span {
  display: block;
  color: var(--orange);
}

.hero-copy {
  max-width: 530px;
  margin: 24px 0 0;
  color: #263633;
  font-size: 1.04rem;
  line-height: 1.8;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 32px;
}

.metrics {
  position: relative;
  z-index: 3;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  width: min(1120px, calc(100% - 32px));
  margin: -58px auto 0;
  border: 1px solid rgba(255, 255, 255, 0.74);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.96);
  box-shadow: var(--shadow);
  overflow: hidden;
}

.metric {
  min-height: 104px;
  padding: 22px 24px;
  border-right: 1px solid var(--line);
}

.metric:last-child {
  border-right: 0;
}

.metric strong {
  display: block;
  color: #0b1413;
  font-size: 1.75rem;
  line-height: 1;
}

.metric span {
  display: block;
  margin-top: 8px;
  color: var(--muted);
  font-size: 0.82rem;
}

.section,
.problem-section,
.process-section,
.use-case-section,
.vision-section,
.why-section,
.app-section,
.contact-section {
  width: min(1120px, calc(100% - 32px));
  margin: 0 auto;
}

.section {
  padding: 96px 0;
}

.intro {
  display: grid;
  grid-template-columns: minmax(0, 0.85fr) minmax(360px, 1.15fr);
  gap: 56px;
  align-items: center;
}

.section-copy h2,
.section-heading h2,
.vision-copy h2,
.app-copy h2,
.contact-section h2 {
  font-size: clamp(2rem, 4vw, 3.35rem);
}

.section-copy p:not(.eyebrow),
.vision-copy p,
.app-copy p,
.contact-section p,
.impact-statement p {
  color: #42504d;
  font-size: 1rem;
  line-height: 1.85;
}

.identity-panel {
  overflow: hidden;
  border-radius: 8px;
  background: var(--white);
  box-shadow: var(--shadow);
}

.identity-panel img {
  width: 100%;
  height: 420px;
  object-fit: cover;
  object-position: 8% 8%;
}

.band {
  width: 100%;
  max-width: none;
  padding: 90px max(24px, calc((100vw - 1120px) / 2));
  background: var(--white);
}

.section-heading {
  max-width: 760px;
  margin-bottom: 36px;
}

.solution-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 18px;
}

.solution-card {
  min-height: 260px;
  padding: 24px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #fbfcfc;
}

.card-icon {
  display: inline-flex;
  width: 46px;
  height: 46px;
  border-radius: 50%;
  background: var(--deep);
  box-shadow: inset -12px -12px 0 rgba(26, 188, 156, 0.42);
}

.card-icon.map {
  background: var(--green);
  box-shadow: inset -12px -12px 0 rgba(7, 61, 55, 0.22);
}

.card-icon.validate {
  background: var(--orange);
  box-shadow: inset -12px -12px 0 rgba(255, 255, 255, 0.38);
}

.card-icon.analytics {
  background: #123b57;
  box-shadow: inset -12px -12px 0 rgba(26, 188, 156, 0.38);
}

.solution-card h3 {
  margin: 24px 0 10px;
  color: var(--ink);
  font-size: 1.15rem;
}

.solution-card p {
  margin: 0;
  color: var(--muted);
  font-size: 0.92rem;
  line-height: 1.7;
}

.problem-section,
.process-section,
.use-case-section,
.why-section {
  padding: 92px 0;
}

.problem-grid,
.use-case-grid,
.why-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 18px;
}

.problem-grid article,
.use-case-grid article {
  min-height: 190px;
  padding: 24px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.78);
  box-shadow: 0 18px 54px rgba(7, 61, 55, 0.08);
}

.problem-grid strong,
.use-case-grid h3 {
  display: block;
  margin: 0 0 12px;
  color: var(--ink);
  font-size: 1.04rem;
  font-weight: 800;
}

.problem-grid span,
.use-case-grid p {
  margin: 0;
  color: var(--muted);
  font-size: 0.92rem;
  line-height: 1.7;
}

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

.product-card {
  min-height: 450px;
  padding: 26px;
  border-radius: 8px;
  color: var(--white);
  background: var(--deep);
  box-shadow: var(--shadow);
}

.product-card.analytics {
  background: #123b57;
}

.product-card.mobility {
  background: linear-gradient(145deg, #0f3d37, #1abc9c);
}

.product-label {
  display: inline-flex;
  align-items: center;
  min-height: 32px;
  padding: 0 12px;
  border-radius: 8px;
  color: var(--deep);
  background: var(--white);
  font-size: 0.78rem;
  font-weight: 800;
}

.product-card h3 {
  margin: 28px 0 14px;
  font-size: 1.7rem;
  line-height: 1.15;
}

.product-card p {
  margin: 0;
  color: rgba(255, 255, 255, 0.76);
  line-height: 1.75;
}

.product-card ul {
  display: grid;
  gap: 10px;
  margin: 24px 0 0;
  padding: 0;
  list-style: none;
}

.product-card li {
  position: relative;
  padding-left: 22px;
  color: rgba(255, 255, 255, 0.9);
  font-size: 0.92rem;
}

.product-card li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.62em;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--orange);
}

.app-section {
  display: grid;
  grid-template-columns: minmax(0, 1.12fr) minmax(320px, 0.88fr);
  gap: 58px;
  align-items: center;
  padding: 96px 0;
}

.app-visual {
  overflow: hidden;
  border-radius: 8px;
  background: var(--deep);
  box-shadow: var(--shadow);
}

.app-visual img {
  width: 100%;
  height: 590px;
  object-fit: cover;
  object-position: center;
}

.feature-list {
  display: grid;
  gap: 18px;
  margin: 30px 0 0;
  padding: 0;
  list-style: none;
}

.feature-list li {
  position: relative;
  padding-left: 48px;
}

.feature-list li::before {
  content: "";
  position: absolute;
  top: 5px;
  left: 0;
  width: 30px;
  height: 30px;
  border-radius: 50%;
  background: var(--green);
  box-shadow: inset -8px -8px 0 rgba(7, 61, 55, 0.22);
}

.feature-list strong,
.impact-list strong {
  display: block;
  color: var(--ink);
  font-weight: 800;
}

.feature-list span,
.impact-list span {
  display: block;
  margin-top: 4px;
  color: var(--muted);
  line-height: 1.65;
}

.impact {
  width: 100%;
  max-width: none;
  padding: 94px max(24px, calc((100vw - 1120px) / 2));
  color: var(--white);
  background: var(--deep);
}

.impact .eyebrow,
.impact h2 {
  color: var(--white);
}

.impact h2 {
  max-width: 720px;
}

.impact-layout {
  display: grid;
  grid-template-columns: minmax(0, 0.95fr) minmax(360px, 1.05fr);
  gap: 52px;
  align-items: start;
}

.impact-statement p {
  margin-top: 0;
  color: rgba(255, 255, 255, 0.76);
}

.impact-list {
  display: grid;
  gap: 14px;
}

.impact-list div {
  padding: 22px;
  border: 1px solid rgba(255, 255, 255, 0.14);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.08);
}

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

.impact-list span {
  color: rgba(255, 255, 255, 0.72);
}

.process-steps {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--white);
  box-shadow: var(--shadow);
}

.process-steps article {
  min-height: 260px;
  padding: 28px;
  border-right: 1px solid var(--line);
}

.process-steps article:last-child {
  border-right: 0;
}

.process-steps span {
  color: var(--orange);
  font-size: 0.82rem;
  font-weight: 800;
}

.process-steps h3 {
  margin: 18px 0 10px;
  color: var(--ink);
  font-size: 1.35rem;
}

.process-steps p {
  margin: 0;
  color: var(--muted);
  line-height: 1.7;
}

.vision-section {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(360px, 0.9fr);
  gap: 52px;
  align-items: center;
  padding: 94px 0;
}

.city-list {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 12px;
}

.city-list span,
.why-grid span {
  display: flex;
  align-items: center;
  min-height: 58px;
  padding: 14px 18px;
  border: 1px solid var(--line);
  border-radius: 8px;
  color: var(--ink);
  background: var(--white);
  font-weight: 800;
  box-shadow: 0 12px 34px rgba(7, 61, 55, 0.08);
}

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

.contact-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 26px;
}

.contact-section {
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(360px, 1.1fr);
  gap: 56px;
  align-items: start;
  padding: 96px 0;
}

.contact-form {
  display: grid;
  gap: 16px;
  padding: 24px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--white);
  box-shadow: var(--shadow);
}

.contact-form label {
  display: grid;
  gap: 8px;
  color: var(--ink);
  font-size: 0.85rem;
  font-weight: 700;
}

.contact-form input,
.contact-form textarea {
  width: 100%;
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 13px 14px;
  color: #0b1413;
  background: #fbfcfc;
  font: inherit;
  outline: none;
}

.contact-form input:focus,
.contact-form textarea:focus {
  border-color: var(--green);
  box-shadow: 0 0 0 4px rgba(26, 188, 156, 0.16);
}

.contact-form button {
  border: 0;
  color: var(--white);
  background: var(--orange);
  cursor: pointer;
}

.site-footer {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 24px;
  width: min(1120px, calc(100% - 32px));
  margin: 0 auto;
  padding: 28px 0 40px;
  border-top: 1px solid var(--line);
  color: var(--muted);
  font-size: 0.86rem;
}

.footer-brand .brand-mark {
  width: 28px;
  height: 36px;
  border-width: 9px;
}

.footer-brand .brand-text small {
  text-transform: none;
}

@media (max-width: 960px) {
  .site-header {
    grid-template-columns: auto auto;
  }

  .site-nav,
  .header-cta {
    display: none;
  }

  .nav-toggle {
    display: block;
    justify-self: end;
  }

  .site-header.is-open {
    align-items: start;
  }

  .site-header.is-open .site-nav {
    display: grid;
    grid-column: 1 / -1;
    justify-content: stretch;
    gap: 0;
    width: 100%;
    padding-top: 10px;
  }

  .site-header.is-open .site-nav a {
    padding: 13px 2px;
    border-top: 1px solid var(--line);
  }

  .hero {
    min-height: 84vh;
    padding-top: 132px;
  }

  .metrics,
  .solution-grid,
  .intro,
  .problem-grid,
  .product-grid,
  .app-section,
  .impact-layout,
  .process-steps,
  .use-case-grid,
  .vision-section,
  .why-grid,
  .contact-section {
    grid-template-columns: 1fr;
  }

  .metrics {
    margin-top: -38px;
  }

  .metric {
    border-right: 0;
    border-bottom: 1px solid var(--line);
  }

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

  .problem-grid,
  .use-case-grid,
  .why-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .process-steps article {
    border-right: 0;
    border-bottom: 1px solid var(--line);
  }
}

@media (max-width: 620px) {
  .site-header {
    top: 10px;
    width: calc(100% - 20px);
  }

  .brand-text small {
    display: none;
  }

  .hero {
    min-height: 82vh;
    padding: 118px 20px 86px;
  }

  .hero-bg {
    background-image:
      linear-gradient(180deg, rgba(242, 244, 247, 0.98) 0%, rgba(242, 244, 247, 0.82) 54%, rgba(242, 244, 247, 0.34) 100%),
      url("./assets/hero-abidjan.png");
    background-position: 62% bottom;
  }

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

  .metrics {
    width: calc(100% - 20px);
  }

  .section,
  .problem-section,
  .process-section,
  .use-case-section,
  .vision-section,
  .why-section,
  .app-section,
  .contact-section {
    width: calc(100% - 20px);
    padding: 72px 0;
  }

  .band,
  .impact {
    padding: 72px 20px;
  }

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

  .problem-grid,
  .use-case-grid,
  .city-list,
  .why-grid {
    grid-template-columns: 1fr;
  }

  .identity-panel img,
  .app-visual img {
    height: auto;
  }

  .site-footer {
    flex-direction: column;
    align-items: flex-start;
  }
}