:root {
  --navy-950: #0b202b;
  --navy-900: #102f3d;
  --navy-800: #16475b;
  --teal-600: #19766d;
  --teal-100: #dcefeb;
  --paper: #ffffff;
  --surface: #f4f6f7;
  --surface-deep: #e8edef;
  --ink: #132027;
  --muted: #52616a;
  --line: #d7e0e3;
  --max: 1160px;
  --reading: 44rem;
  --sans: "IBM Plex Sans", "Segoe UI", sans-serif;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--sans);
  font-size: 1rem;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}

img,
svg {
  max-width: 100%;
  height: auto;
}

a {
  color: var(--navy-800);
}

.skip {
  position: fixed;
  left: 1rem;
  top: -5rem;
  z-index: 10;
  padding: 0.65rem 0.85rem;
  background: var(--paper);
  color: var(--navy-950);
  font-weight: 600;
}

.skip:focus-visible {
  top: 1rem;
}

.wrap {
  width: min(var(--max), calc(100% - 3rem));
  margin-inline: auto;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 5;
  background: var(--navy-950);
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.header-inner {
  display: flex;
  align-items: center;
  min-height: 4.6rem;
  gap: 2rem;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.7rem;
  color: var(--paper);
  font-size: 1.02rem;
  font-weight: 600;
  letter-spacing: -0.015em;
  text-decoration: none;
  white-space: nowrap;
}

.brand-mark {
  display: grid;
  place-items: center;
  width: 2rem;
  height: 2rem;
  border: 1px solid rgba(255, 255, 255, 0.58);
  color: var(--paper);
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: -0.04em;
}

.site-header nav {
  display: flex;
  align-items: center;
  gap: 0.2rem;
  margin-left: auto;
}

.site-header nav a {
  padding: 0.5rem 0.75rem;
  color: rgba(255, 255, 255, 0.72);
  font-size: 0.92rem;
  font-weight: 500;
  text-decoration: none;
}

.site-header nav a:hover,
.site-header nav a:focus-visible,
.site-header nav a[aria-current="page"] {
  color: var(--paper);
}

.site-header nav a[aria-current="page"]:not(.header-contact) {
  box-shadow: inset 0 -2px 0 var(--paper);
}

.site-header nav .header-contact {
  margin-left: 0.6rem;
  padding-inline: 1rem;
  background: var(--paper);
  color: var(--navy-950);
}

.site-header nav .header-contact:hover,
.site-header nav .header-contact:focus-visible,
.site-header nav .header-contact[aria-current="page"] {
  background: var(--teal-100);
  color: var(--navy-950);
}

.page {
  flex: 1;
}

.hero {
  background: var(--surface);
  border-bottom: 1px solid var(--line);
}

.hero-inner {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(22rem, 0.86fr);
  gap: clamp(2.5rem, 6vw, 6rem);
  align-items: center;
  min-height: 32rem;
  padding-block: 4rem;
}

.hero-copy,
.prose {
  max-width: var(--reading);
}

.kicker {
  margin: 0 0 0.8rem;
  color: var(--teal-600);
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

h1,
h2,
h3 {
  margin-top: 0;
  color: var(--ink);
  line-height: 1.12;
  letter-spacing: -0.03em;
}

h1 {
  margin-bottom: 1.15rem;
  font-size: clamp(2.55rem, 5vw, 4.7rem);
  font-weight: 500;
}

.inner-hero h1 {
  font-size: clamp(2.4rem, 4.5vw, 4rem);
}

h2 {
  margin-bottom: 0.9rem;
  font-size: clamp(1.75rem, 3vw, 2.5rem);
  font-weight: 500;
}

h3 {
  margin-bottom: 0.45rem;
  font-size: 1.15rem;
  font-weight: 600;
  letter-spacing: -0.015em;
}

.lead {
  margin: 0;
  max-width: 38rem;
  color: var(--muted);
  font-size: clamp(1.12rem, 1.6vw, 1.28rem);
  line-height: 1.55;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-top: 1.8rem;
}

.button {
  display: inline-flex;
  align-items: center;
  min-height: 2.8rem;
  padding: 0.65rem 1rem;
  background: var(--navy-900);
  color: var(--paper);
  font-weight: 600;
  text-decoration: none;
}

.button:hover,
.button:focus-visible {
  background: var(--navy-800);
}

.button-secondary {
  background: transparent;
  border: 1px solid var(--navy-900);
  color: var(--navy-900);
}

.button-secondary:hover,
.button-secondary:focus-visible {
  background: var(--paper);
}

.hero-media {
  margin: 0;
  overflow: hidden;
  aspect-ratio: 4 / 3;
  background: var(--surface-deep);
}

.hero-media img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.section {
  padding-block: clamp(4rem, 8vw, 6.5rem);
}

.section-muted {
  background: var(--surface);
  border-block: 1px solid var(--line);
}

.section-head {
  max-width: 42rem;
  margin-bottom: 2.2rem;
}

.section-head p,
.prose p {
  margin: 0 0 1rem;
  color: var(--muted);
}

.section-head p:last-child,
.prose p:last-child {
  margin-bottom: 0;
}

.workflow {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  margin: 0;
  padding: 0;
  list-style: none;
  border: 1px solid var(--line);
  background: var(--paper);
}

.workflow li {
  position: relative;
  padding: 1.4rem;
  border-right: 1px solid var(--line);
}

.workflow li:last-child {
  border-right: 0;
}

.workflow-number {
  display: block;
  margin-bottom: 1.8rem;
  color: var(--teal-600);
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.08em;
}

.workflow p,
.capability p,
.audience-card p {
  margin: 0;
  color: var(--muted);
}

.split {
  display: grid;
  grid-template-columns: minmax(0, 0.92fr) minmax(0, 1.08fr);
  gap: clamp(2.5rem, 7vw, 6.5rem);
  align-items: center;
}

.diagram {
  margin: 0;
  padding: clamp(1.5rem, 4vw, 2.5rem);
  border: 1px solid var(--line);
  background: var(--paper);
}

.diagram img {
  display: block;
  width: 100%;
}

.capability-grid,
.audience-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1rem;
}

.capability,
.audience-card {
  padding: 1.5rem;
  border: 1px solid var(--line);
  background: var(--paper);
}

.capability-label {
  display: block;
  margin-bottom: 1.5rem;
  color: var(--teal-600);
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.audience-card {
  min-height: 12rem;
}

.cta {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 2rem;
  align-items: center;
  padding: 2rem;
  background: var(--navy-900);
  color: var(--paper);
}

.cta h2,
.cta p {
  color: inherit;
}

.cta h2 {
  margin-bottom: 0.45rem;
  font-size: clamp(1.55rem, 3vw, 2rem);
}

.cta p {
  margin: 0;
  color: rgba(255, 255, 255, 0.75);
}

.cta .button {
  background: var(--paper);
  color: var(--navy-950);
}

.contact-panel {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(19rem, 0.65fr);
  gap: 3rem;
  padding: clamp(1.5rem, 4vw, 3rem);
  border: 1px solid var(--line);
  background: var(--paper);
}

.contact-list {
  margin: 0;
  padding-left: 1.2rem;
  color: var(--muted);
}

.contact-list li + li {
  margin-top: 0.45rem;
}

.contact-action {
  align-self: center;
  padding: 1.5rem;
  background: var(--surface);
  border-left: 3px solid var(--teal-600);
}

.contact-action p {
  margin: 0 0 0.5rem;
  color: var(--muted);
}

.contact-action a {
  font-size: clamp(1.05rem, 2vw, 1.3rem);
  font-weight: 600;
  overflow-wrap: anywhere;
}

.site-footer {
  background: var(--navy-950);
  color: rgba(255, 255, 255, 0.72);
  padding: 1rem 0;
}

.footer-bar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1.25rem;
  font-size: 0.88rem;
}

.footer-identity p {
  margin: 0;
}

.footer-legal {
  margin-top: 0.15rem;
  color: rgba(255, 255, 255, 0.58);
  font-size: 0.78rem;
  line-height: 1.4;
}

.footer-bar a {
  color: var(--paper);
  font-weight: 500;
  text-decoration: none;
}

.footer-bar a:hover,
.footer-bar a:focus-visible {
  text-decoration: underline;
}

a:focus-visible {
  outline: 2px solid var(--teal-600);
  outline-offset: 3px;
}

.site-header a:focus-visible,
.site-footer a:focus-visible {
  outline-color: var(--paper);
}

@media (max-width: 860px) {
  .wrap {
    width: min(var(--max), calc(100% - 2rem));
  }

  .header-inner {
    flex-wrap: wrap;
    gap: 0;
    padding-top: 0.8rem;
  }

  .site-header nav {
    flex-basis: 100%;
    order: 2;
    margin-top: 0.45rem;
    margin-left: -0.75rem;
    padding-bottom: 0.65rem;
  }

  .site-header nav .header-contact {
    margin-left: auto;
  }

  .hero-inner,
  .split,
  .contact-panel {
    grid-template-columns: 1fr;
  }

  .hero-inner {
    min-height: 0;
    padding-block: 2.8rem;
  }

  .hero-media {
    max-width: 42rem;
  }

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

  .workflow li:nth-child(2) {
    border-right: 0;
  }

  .workflow li:nth-child(-n + 2) {
    border-bottom: 1px solid var(--line);
  }

  .footer-bar {
    flex-direction: column;
    align-items: flex-start;
    gap: 0.55rem;
  }
}

@media (max-width: 520px) {
  .brand-text {
    font-size: 0.94rem;
  }

  .site-header nav {
    display: flex;
    width: auto;
    margin-right: 0;
  }

  .site-header nav a,
  .site-header nav .header-contact {
    margin: 0;
    padding: 0.4rem 0.52rem;
    font-size: 0.84rem;
  }

  .workflow,
  .capability-grid,
  .audience-grid {
    grid-template-columns: 1fr;
  }

  .workflow li,
  .workflow li:nth-child(2) {
    border-right: 0;
    border-bottom: 1px solid var(--line);
  }

  .workflow li:last-child {
    border-bottom: 0;
  }

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

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