:root {
  --background: #f7f9fc;
  --surface: #ffffff;
  --surface-soft: #eef4f7;
  --text: #172033;
  --text-muted: #5e6879;
  --primary: #155e75;
  --primary-dark: #0e4658;
  --accent: #d6eef2;
  --border: #dce3eb;
  --shadow: 0 18px 45px rgba(25, 42, 70, 0.09);
  --radius-large: 24px;
  --radius-medium: 16px;
  --max-width: 1160px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background: var(--background);
  color: var(--text);
  font-family:
    Inter,
    ui-sans-serif,
    system-ui,
    -apple-system,
    BlinkMacSystemFont,
    "Segoe UI",
    sans-serif;
  font-size: 16px;
  line-height: 1.65;
}

a {
  color: inherit;
}

.container {
  width: min(calc(100% - 40px), var(--max-width));
  margin: 0 auto;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(247, 249, 252, 0.94);
  border-bottom: 1px solid rgba(220, 227, 235, 0.9);
  backdrop-filter: blur(14px);
}

.navigation {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 72px;
  gap: 30px;
}

.brand {
  color: var(--text);
  font-size: 1.05rem;
  font-weight: 750;
  letter-spacing: -0.02em;
  text-decoration: none;
}

nav {
  display: flex;
  align-items: center;
  gap: 26px;
}

nav a {
  color: var(--text-muted);
  font-size: 0.94rem;
  font-weight: 600;
  text-decoration: none;
  transition: color 160ms ease;
}

nav a:hover,
nav a:focus {
  color: var(--primary);
}

.hero {
  display: flex;
  align-items: center;
  min-height: 720px;
  padding: 110px 0;
  background:
    radial-gradient(circle at 85% 15%, rgba(214, 238, 242, 0.92), transparent 33%),
    linear-gradient(145deg, #ffffff 0%, #f5f8fb 55%, #eef5f7 100%);
  border-bottom: 1px solid var(--border);
}

.hero-content {
  max-width: 930px;
}

.eyebrow {
  margin: 0 0 16px;
  color: var(--primary);
  font-size: 0.78rem;
  font-weight: 800;
  letter-spacing: 0.13em;
  text-transform: uppercase;
}

h1,
h2,
h3 {
  margin-top: 0;
  line-height: 1.13;
  letter-spacing: -0.035em;
}

h1 {
  max-width: 880px;
  margin-bottom: 26px;
  font-size: clamp(3rem, 7vw, 5.7rem);
}

h2 {
  margin-bottom: 20px;
  font-size: clamp(2.1rem, 4vw, 3.35rem);
}

h3 {
  margin-bottom: 14px;
  font-size: 1.35rem;
}

.hero-description {
  max-width: 790px;
  margin: 0 0 20px;
  color: #344054;
  font-size: clamp(1.15rem, 2vw, 1.38rem);
}

.hero-context {
  max-width: 760px;
  margin: 0;
  color: var(--text-muted);
  font-size: 1rem;
}

.button-group {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: 34px;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 50px;
  padding: 12px 22px;
  border: 1px solid transparent;
  border-radius: 999px;
  font-weight: 700;
  text-decoration: none;
  transition:
    transform 160ms ease,
    box-shadow 160ms ease,
    background-color 160ms ease;
}

.button:hover,
.button:focus {
  transform: translateY(-2px);
}

.button-primary {
  background: var(--primary);
  color: #ffffff;
  box-shadow: 0 12px 24px rgba(21, 94, 117, 0.2);
}

.button-primary:hover,
.button-primary:focus {
  background: var(--primary-dark);
}

.button-secondary {
  background: var(--surface);
  color: var(--text);
  border-color: var(--border);
}

.button-secondary:hover,
.button-secondary:focus {
  box-shadow: 0 10px 24px rgba(25, 42, 70, 0.08);
}

.section {
  padding: 105px 0;
}

.section-heading {
  max-width: 820px;
  margin-bottom: 52px;
}

.section-heading.centered {
  margin-right: auto;
  margin-left: auto;
  text-align: center;
}

.section-introduction {
  max-width: 720px;
  margin-bottom: 0;
  color: var(--text-muted);
  font-size: 1.08rem;
}

.about-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 42px;
}

.about-grid p {
  margin: 0;
  color: #404b5d;
  font-size: 1.08rem;
}

.bridge-section {
  background: #101e2f;
  color: #ffffff;
}

.bridge-section .eyebrow {
  color: #8cd4df;
}

.bridge-grid {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: stretch;
  gap: 22px;
}

.bridge-card,
.outcome-card {
  border: 1px solid rgba(255, 255, 255, 0.13);
  border-radius: var(--radius-large);
  background: rgba(255, 255, 255, 0.06);
  box-shadow: 0 20px 45px rgba(0, 0, 0, 0.13);
}

.bridge-card {
  padding: 38px;
}

.bridge-card p,
.outcome-card p {
  margin-bottom: 0;
  color: #c7d1dd;
}

.bridge-number {
  display: inline-block;
  margin-bottom: 25px;
  color: #8cd4df;
  font-size: 0.78rem;
  font-weight: 800;
  letter-spacing: 0.12em;
}

.bridge-symbol {
  display: flex;
  align-items: center;
  color: #8cd4df;
  font-size: 2.2rem;
  font-weight: 300;
}

.flow-arrow {
  margin: 20px 0;
  color: #8cd4df;
  font-size: 2.2rem;
  text-align: center;
}

.outcome-card {
  max-width: 760px;
  margin: 0 auto;
  padding: 38px;
  text-align: center;
}

.project-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 24px;
}

.project-card {
  display: flex;
  flex-direction: column;
  min-height: 100%;
  padding: 32px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-large);
  box-shadow: var(--shadow);
  transition:
    transform 180ms ease,
    box-shadow 180ms ease;
}

.project-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 24px 60px rgba(25, 42, 70, 0.13);
}

.project-card p {
  color: var(--text-muted);
}

.project-category {
  margin: 0 0 18px;
  color: var(--primary) !important;
  font-size: 0.76rem;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.tag-list {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 22px 0 26px;
}

.tag-list span {
  padding: 6px 10px;
  background: var(--surface-soft);
  border-radius: 999px;
  color: #415263;
  font-size: 0.77rem;
  font-weight: 650;
}

.project-link {
  margin-top: auto;
  color: var(--primary);
  font-weight: 750;
  text-decoration: none;
}

.project-link:hover,
.project-link:focus {
  color: var(--primary-dark);
}

.capabilities-section {
  background: var(--surface-soft);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}

.capabilities-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 24px;
}

.capability-card {
  padding: 32px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-medium);
}

.capability-card ul {
  margin: 0;
  padding-left: 20px;
}

.capability-card li {
  margin-bottom: 8px;
  color: var(--text-muted);
}

.contact-section {
  padding: 115px 0;
  background:
    radial-gradient(circle at 20% 20%, rgba(214, 238, 242, 0.85), transparent 33%),
    #ffffff;
}

.contact-content {
  max-width: 830px;
  text-align: center;
}

.contact-content p:not(.eyebrow) {
  max-width: 680px;
  margin-right: auto;
  margin-left: auto;
  color: var(--text-muted);
  font-size: 1.08rem;
}

.centered-buttons {
  justify-content: center;
}

.site-footer {
  padding: 30px 0;
  background: #101e2f;
  color: #c4ced9;
}

.footer-content {
  display: flex;
  justify-content: space-between;
  gap: 35px;
}

.footer-content p {
  max-width: 650px;
  margin: 0;
  font-size: 0.82rem;
}

@media (max-width: 900px) {
  .hero {
    min-height: auto;
  }

  .project-grid,
  .capabilities-grid {
    grid-template-columns: 1fr;
  }

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

  .bridge-symbol {
    justify-content: center;
    min-height: 34px;
  }
}

@media (max-width: 720px) {
  .container {
    width: min(calc(100% - 28px), var(--max-width));
  }

  .navigation {
    align-items: flex-start;
    flex-direction: column;
    padding: 16px 0;
  }

  nav {
    width: 100%;
    gap: 16px;
    overflow-x: auto;
    padding-bottom: 3px;
  }

  nav a {
    white-space: nowrap;
  }

  .hero,
  .section,
  .contact-section {
    padding: 78px 0;
  }

  h1 {
    font-size: 3rem;
  }

  .about-grid {
    grid-template-columns: 1fr;
    gap: 24px;
  }

  .bridge-card,
  .outcome-card,
  .project-card,
  .capability-card {
    padding: 26px;
  }

  .footer-content {
    flex-direction: column;
    gap: 12px;
  }
}