:root {
  --ink: #071633;
  --muted: #5b6883;
  --line: #d9e5f5;
  --paper: #f7fbff;
  --white: #ffffff;
  --blue: #1973e8;
  --blue-dark: #071633;
  --blue-mid: #1457b8;
  --blue-soft: #eaf3ff;
  --shadow: 0 24px 80px rgba(7, 22, 51, 0.14);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  color: var(--ink);
  background: var(--paper);
  font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  line-height: 1.5;
}

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

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

.site-header {
  position: sticky;
  top: 0;
  z-index: 10;
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 76px;
  padding: 0 5vw;
  border-bottom: 1px solid rgba(217, 229, 245, 0.9);
  background: rgba(247, 251, 255, 0.9);
  backdrop-filter: blur(18px);
}

.brand {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 64px;
  height: 54px;
  overflow: hidden;
  border-radius: 8px;
  background: var(--white);
  box-shadow: 0 10px 28px rgba(7, 22, 51, 0.08);
}

.brand img {
  width: 100%;
  height: 100%;
  object-fit: contain;
}

.site-nav {
  display: flex;
  gap: 28px;
  color: var(--muted);
  font-size: 0.94rem;
  font-weight: 700;
}

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

.nav-toggle {
  display: none;
  width: 42px;
  height: 42px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--white);
}

.nav-toggle span {
  display: block;
  width: 18px;
  height: 2px;
  margin: 5px auto;
  background: var(--ink);
}

.hero {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(340px, 0.86fr);
  gap: clamp(32px, 6vw, 84px);
  align-items: center;
  min-height: calc(100vh - 140px);
  padding: 58px 5vw 34px;
}

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

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

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

h1 {
  margin-bottom: 24px;
  font-size: clamp(2.6rem, 6.4vw, 6.8rem);
  line-height: 0.95;
  letter-spacing: 0;
}

h2 {
  margin-bottom: 20px;
  font-size: clamp(2rem, 4vw, 4.5rem);
  line-height: 1;
  letter-spacing: 0;
}

h3 {
  margin-bottom: 10px;
  font-size: 1.18rem;
}

.hero-text {
  max-width: 640px;
  color: var(--muted);
  font-size: clamp(1.05rem, 1.5vw, 1.28rem);
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 34px;
}

.button {
  display: inline-flex;
  min-height: 48px;
  align-items: center;
  justify-content: center;
  padding: 0 18px;
  border: 1px solid transparent;
  border-radius: 8px;
  font-weight: 800;
  cursor: pointer;
}

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

.button.primary:hover {
  background: var(--blue);
}

.button.secondary {
  border-color: var(--line);
  color: var(--blue-dark);
  background: var(--white);
}

.hero-media {
  position: relative;
}

.hero-media img {
  width: min(100%, 620px);
  margin-left: auto;
  border-radius: 18px;
  box-shadow: 0 30px 70px rgba(7, 22, 51, 0.12);
}

.metrics {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  background: var(--white);
}

.metrics div {
  min-height: 116px;
  padding: 26px 5vw;
  border-right: 1px solid var(--line);
}

.metrics div:last-child {
  border-right: 0;
}

.metrics strong {
  display: block;
  color: var(--blue);
  font-size: 0.9rem;
}

.metrics span {
  display: block;
  margin-top: 8px;
  font-weight: 800;
}

.section {
  padding: 96px 5vw;
}

.section-heading {
  max-width: 860px;
  margin-bottom: 42px;
}

.solution-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
}

.solution-card,
.product-list > div {
  min-height: 260px;
  padding: 26px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--white);
  box-shadow: 0 12px 34px rgba(16, 37, 32, 0.06);
}

.solution-card p,
.product-list p,
.project-copy p,
.timeline p,
.cta p,
.site-footer p {
  color: var(--muted);
}

.icon {
  display: grid;
  width: 46px;
  height: 46px;
  margin-bottom: 24px;
  place-items: center;
  border-radius: 8px;
  color: var(--white);
  background: var(--blue-dark);
  font-size: 1.3rem;
}

.solution-card:nth-child(2) .icon {
  background: var(--blue);
}

.solution-card:nth-child(3) .icon {
  background: var(--blue-mid);
}

.solution-card:nth-child(4) .icon {
  background: var(--blue-soft);
  color: var(--blue-dark);
}

.project-band {
  display: grid;
  grid-template-columns: minmax(0, 0.95fr) minmax(360px, 1.05fr);
  gap: 52px;
  padding: 96px 5vw;
  color: var(--white);
  background: var(--blue-dark);
}

.project-band .eyebrow {
  color: #75b5ff;
}

.project-copy p,
.timeline p {
  color: rgba(255, 255, 255, 0.76);
}

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

.timeline li {
  position: relative;
  min-height: 112px;
  padding: 24px 24px 20px 76px;
  border: 1px solid rgba(255, 255, 255, 0.16);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.06);
}

.timeline li::before {
  position: absolute;
  top: 24px;
  left: 24px;
  color: #75b5ff;
  font-weight: 800;
  content: "0" counter(steps);
  counter-increment: steps;
}

.timeline span {
  display: block;
  margin-bottom: 6px;
  font-weight: 800;
}

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

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

.product-list > div {
  min-height: 190px;
  background: var(--paper);
}

.brand-strip {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  align-items: center;
  margin-top: 22px;
  padding: 18px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--paper);
}

.brand-strip span {
  margin-right: 8px;
  color: var(--muted);
  font-weight: 800;
}

.brand-strip strong {
  display: inline-flex;
  min-height: 40px;
  align-items: center;
  padding: 0 14px;
  border: 1px solid rgba(25, 115, 232, 0.24);
  border-radius: 8px;
  color: var(--blue-dark);
  background: var(--white);
}

.cta {
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(340px, 0.72fr);
  gap: 56px;
  padding: 96px 5vw;
  background: #eaf3ff;
}

.contact-form {
  display: grid;
  gap: 16px;
  padding: 28px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--white);
  box-shadow: var(--shadow);
}

label {
  display: grid;
  gap: 8px;
  color: var(--muted);
  font-size: 0.9rem;
  font-weight: 800;
}

input,
textarea {
  width: 100%;
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 13px 14px;
  color: var(--ink);
  font: inherit;
  background: var(--paper);
}

textarea {
  resize: vertical;
}

input:focus,
textarea:focus {
  border-color: var(--blue);
  outline: 3px solid rgba(25, 115, 232, 0.16);
}

.form-note {
  margin: 0;
  font-size: 0.9rem;
}

.site-footer {
  display: flex;
  flex-wrap: wrap;
  gap: 18px;
  align-items: center;
  justify-content: space-between;
  padding: 34px 5vw;
  background: var(--blue-dark);
  color: var(--white);
}

.site-footer p {
  margin: 0;
}

.site-footer a:not(.brand) {
  color: #75b5ff;
  font-weight: 800;
}

@media (max-width: 980px) {
  .hero,
  .project-band,
  .cta {
    grid-template-columns: 1fr;
  }

  .hero {
    min-height: calc(100vh - 132px);
  }

  .hero-media img {
    margin: 0;
  }

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

@media (max-width: 720px) {
  .site-header {
    min-height: 68px;
  }

  .nav-toggle {
    display: block;
  }

  .site-nav {
    position: fixed;
    inset: 68px 0 auto 0;
    display: none;
    flex-direction: column;
    gap: 0;
    border-bottom: 1px solid var(--line);
    background: var(--white);
  }

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

  .site-nav a {
    padding: 18px 5vw;
    border-top: 1px solid var(--line);
  }

  .hero {
    padding-top: 42px;
    min-height: auto;
  }

  .metrics,
  .solution-grid,
  .product-list {
    grid-template-columns: 1fr;
  }

  .metrics div {
    min-height: 88px;
    border-right: 0;
    border-bottom: 1px solid var(--line);
  }

  .section,
  .project-band,
  .cta {
    padding-top: 72px;
    padding-bottom: 72px;
  }

  .solution-card,
  .product-list > div {
    min-height: auto;
  }
}