:root {
  --ink: #101417;
  --ink-soft: #273139;
  --muted: #66727c;
  --line: #d9dfdf;
  --paper: #f5f2ea;
  --white: #ffffff;
  --teal: #1f7a76;
  --teal-dark: #125a57;
  --brass: #b08a55;
  --clay: #7e5544;
  --steel: #d7e2e1;
  --shadow: 0 18px 50px rgba(16, 20, 23, 0.14);
  color-scheme: light;
  font-family:
    Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  color: var(--ink);
  background: var(--paper);
  font-size: 16px;
  line-height: 1.55;
}

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

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

.skip-link {
  position: absolute;
  left: 1rem;
  top: 0.5rem;
  z-index: 20;
  transform: translateY(-150%);
  padding: 0.55rem 0.8rem;
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: 6px;
}

.skip-link:focus {
  transform: translateY(0);
}

.site-header {
  position: fixed;
  z-index: 10;
  top: 0;
  left: 0;
  right: 0;
  min-height: 72px;
  padding: 14px clamp(18px, 4vw, 56px);
  display: grid;
  grid-template-columns: auto 1fr auto;
  gap: 28px;
  align-items: center;
  color: var(--white);
  transition:
    background-color 180ms ease,
    border-color 180ms ease,
    box-shadow 180ms ease;
}

.site-header.is-scrolled {
  color: var(--ink);
  background: rgba(245, 242, 234, 0.94);
  border-bottom: 1px solid rgba(16, 20, 23, 0.08);
  box-shadow: 0 10px 30px rgba(16, 20, 23, 0.08);
  backdrop-filter: blur(14px);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  font-weight: 760;
  letter-spacing: 0;
  min-width: 0;
}

.brand-mark {
  display: inline-grid;
  place-items: center;
  width: 42px;
  height: 42px;
  border: 1px solid currentColor;
  border-radius: 8px;
  font-size: 0.92rem;
}

.brand-name {
  font-size: 1rem;
  white-space: nowrap;
}

.site-nav {
  justify-self: center;
  display: flex;
  gap: clamp(18px, 3vw, 34px);
  color: inherit;
  font-size: 0.92rem;
  font-weight: 640;
}

.site-nav a {
  opacity: 0.86;
}

.site-nav a:hover,
.site-nav a:focus-visible {
  opacity: 1;
}

.header-cta {
  justify-self: end;
  min-height: 42px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0 17px;
  border: 1px solid currentColor;
  border-radius: 8px;
  font-size: 0.9rem;
  font-weight: 720;
}

.hero {
  position: relative;
  min-height: 82vh;
  display: grid;
  align-items: end;
  isolation: isolate;
  overflow: hidden;
  background: var(--ink);
}

.hero-media,
.hero-shade {
  position: absolute;
  inset: 0;
  z-index: -2;
}

.hero-media {
  background-image: url("/assets/hero-global-network.png");
  background-position: center;
  background-size: cover;
  transform: scale(1.01);
}

.hero-shade {
  z-index: -1;
  background:
    linear-gradient(90deg, rgba(8, 12, 14, 0.92) 0%, rgba(8, 12, 14, 0.68) 38%, rgba(8, 12, 14, 0.18) 78%),
    linear-gradient(0deg, rgba(8, 12, 14, 0.72) 0%, rgba(8, 12, 14, 0.08) 48%);
}

.hero-content {
  width: min(100%, 1260px);
  margin: 0 auto;
  padding: 112px clamp(20px, 5vw, 70px) 34px;
  color: var(--white);
}

.eyebrow,
.section-kicker {
  margin: 0 0 18px;
  color: var(--brass);
  font-size: 0.78rem;
  line-height: 1.25;
  font-weight: 780;
  letter-spacing: 0;
  text-transform: uppercase;
}

.hero h1 {
  margin: 0;
  max-width: 720px;
  font-size: clamp(4rem, 8.3vw, 6.6rem);
  line-height: 0.92;
  letter-spacing: 0;
}

.hero-copy {
  max-width: 680px;
  margin: 22px 0 0;
  color: rgba(255, 255, 255, 0.84);
  font-size: clamp(1.08rem, 1.7vw, 1.42rem);
  line-height: 1.5;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: 24px;
}

.button {
  min-height: 52px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0 22px;
  border-radius: 8px;
  font-weight: 760;
  border: 1px solid transparent;
  transition:
    transform 160ms ease,
    background-color 160ms ease,
    border-color 160ms ease;
}

.button:hover,
.button:focus-visible {
  transform: translateY(-1px);
}

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

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

.button.secondary {
  color: var(--white);
  border-color: rgba(255, 255, 255, 0.42);
  background: rgba(255, 255, 255, 0.08);
}

.button.secondary:hover {
  border-color: rgba(255, 255, 255, 0.74);
}

.button.dark {
  color: var(--white);
  background: var(--ink);
  border-color: var(--ink);
  align-self: center;
}

.hero-metrics {
  display: grid;
  grid-template-columns: repeat(3, minmax(110px, 170px));
  gap: 12px;
  margin: clamp(28px, 5vw, 44px) 0 0;
}

.hero-metrics div {
  min-height: 94px;
  padding: 16px 18px;
  border: 1px solid rgba(255, 255, 255, 0.22);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.08);
  backdrop-filter: blur(12px);
}

.hero-metrics dt {
  margin: 0;
  font-size: 2rem;
  line-height: 1;
  font-weight: 780;
}

.hero-metrics dd {
  margin: 8px 0 0;
  color: rgba(255, 255, 255, 0.74);
  font-size: 0.86rem;
}

.section,
.rir-section,
.cta-section {
  padding: clamp(70px, 10vw, 132px) 0;
}

.section-inner {
  width: min(100%, 1220px);
  margin: 0 auto;
  padding: 0 clamp(20px, 5vw, 70px);
}

.intro-band {
  background: var(--white);
  border-bottom: 1px solid var(--line);
}

.intro-grid {
  display: grid;
  grid-template-columns: minmax(190px, 0.6fr) minmax(0, 1.7fr);
  gap: clamp(26px, 6vw, 76px);
  padding-top: 34px;
  padding-bottom: 34px;
  align-items: start;
}

.intro-grid p:last-child {
  margin: 0;
  color: var(--ink-soft);
  font-size: clamp(1.02rem, 1.7vw, 1.25rem);
  line-height: 1.55;
}

.section-heading {
  max-width: 790px;
  margin-bottom: 36px;
}

.section-heading.compact {
  max-width: 700px;
}

h2,
h3,
p {
  overflow-wrap: anywhere;
}

h2 {
  margin: 0;
  font-size: clamp(2rem, 5vw, 4.2rem);
  line-height: 1.02;
  letter-spacing: 0;
}

h3 {
  margin: 0;
  font-size: clamp(1.1rem, 2.4vw, 1.35rem);
  line-height: 1.18;
  letter-spacing: 0;
}

.section-heading p:not(.section-kicker),
.rir-layout p,
.sticky-heading p,
.cta-layout p {
  color: var(--muted);
  font-size: 1.04rem;
}

.resource-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
}

.resource-card,
.assurance-grid article,
.process-list li {
  border: 1px solid var(--line);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.58);
  box-shadow: 0 1px 0 rgba(16, 20, 23, 0.04);
}

.resource-card {
  min-height: 310px;
  padding: 24px;
  display: flex;
  flex-direction: column;
}

.resource-index {
  width: 44px;
  height: 44px;
  display: inline-grid;
  place-items: center;
  margin-bottom: auto;
  color: var(--teal-dark);
  border: 1px solid rgba(31, 122, 118, 0.28);
  border-radius: 8px;
  font-weight: 760;
  font-size: 0.78rem;
}

.resource-card h3 {
  margin-top: 58px;
}

.resource-card p,
.assurance-grid p,
.process-list p {
  margin: 14px 0 0;
  color: var(--muted);
}

.rir-section {
  color: var(--white);
  background:
    linear-gradient(135deg, rgba(16, 20, 23, 0.96), rgba(26, 42, 41, 0.98)),
    var(--ink);
}

.rir-layout {
  display: grid;
  grid-template-columns: minmax(0, 0.8fr) minmax(360px, 1fr);
  gap: clamp(34px, 7vw, 86px);
  align-items: center;
}

.rir-layout h2 {
  max-width: 620px;
}

.rir-layout p {
  max-width: 610px;
  color: rgba(255, 255, 255, 0.72);
}

.rir-board {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  grid-auto-rows: 86px;
  gap: 12px;
}

.rir-board span {
  display: grid;
  place-items: center;
  min-width: 0;
  padding: 0 12px;
  border: 1px solid rgba(255, 255, 255, 0.18);
  border-radius: 8px;
  color: rgba(255, 255, 255, 0.88);
  background: rgba(255, 255, 255, 0.07);
  font-size: clamp(0.78rem, 1.5vw, 1rem);
  font-weight: 780;
  text-align: center;
}

.rir-board span:nth-child(1),
.rir-board span:nth-child(2) {
  grid-column: span 3;
}

.rir-board span:nth-child(3),
.rir-board span:nth-child(4),
.rir-board span:nth-child(5) {
  grid-column: span 2;
}

.process-section {
  background: var(--white);
}

.process-list {
  list-style: none;
  padding: 0;
  margin: 0;
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 12px;
}

.process-list li {
  min-height: 250px;
  padding: 18px;
  display: flex;
  flex-direction: column;
}

.process-list span {
  display: inline-flex;
  width: fit-content;
  margin-bottom: auto;
  color: var(--clay);
  font-weight: 780;
  font-size: 0.78rem;
}

.process-list h3 {
  margin-top: 48px;
}

.assurance-layout {
  display: grid;
  grid-template-columns: minmax(280px, 0.78fr) minmax(0, 1fr);
  gap: clamp(34px, 7vw, 86px);
  align-items: start;
}

.sticky-heading {
  position: sticky;
  top: 104px;
  margin-bottom: 0;
}

.assurance-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
}

.assurance-grid article {
  min-height: 180px;
  padding: 22px;
}

.cta-section {
  background: var(--steel);
}

.cta-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: clamp(24px, 5vw, 70px);
  align-items: center;
}

.cta-layout h2 {
  max-width: 780px;
}

.cta-layout p {
  max-width: 730px;
}

.contact-email {
  display: inline-flex;
  margin-top: 8px;
  color: var(--ink);
  font-weight: 780;
  text-decoration: underline;
  text-decoration-thickness: 1px;
  text-underline-offset: 5px;
}

.site-footer {
  background: var(--ink);
  color: rgba(255, 255, 255, 0.74);
}

.footer-inner {
  width: min(100%, 1220px);
  margin: 0 auto;
  padding: 24px clamp(20px, 5vw, 70px);
  display: flex;
  justify-content: space-between;
  gap: 22px;
  font-size: 0.92rem;
}

.footer-inner p {
  margin: 0;
}

.footer-inner a {
  color: var(--white);
  font-weight: 720;
}

@media (max-width: 980px) {
  .site-header {
    grid-template-columns: auto auto;
    gap: 14px;
  }

  .site-nav {
    display: none;
  }

  .hero {
    min-height: 82vh;
  }

  .hero-shade {
    background:
      linear-gradient(90deg, rgba(8, 12, 14, 0.92) 0%, rgba(8, 12, 14, 0.62) 62%, rgba(8, 12, 14, 0.28) 100%),
      linear-gradient(0deg, rgba(8, 12, 14, 0.78) 0%, rgba(8, 12, 14, 0.12) 48%);
  }

  .resource-grid,
  .process-list,
  .assurance-layout,
  .rir-layout,
  .cta-layout {
    grid-template-columns: 1fr;
  }

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

  .sticky-heading {
    position: static;
  }

  .cta-layout .button {
    justify-self: start;
  }
}

@media (max-width: 720px) {
  .site-header {
    min-height: 64px;
    padding: 10px 16px;
  }

  .brand-mark {
    width: 38px;
    height: 38px;
  }

  .brand-name {
    max-width: 116px;
    white-space: normal;
    line-height: 1.05;
  }

  .header-cta {
    min-height: 38px;
    padding: 0 12px;
    font-size: 0.82rem;
  }

  .hero {
    min-height: 84vh;
  }

  .hero-media {
    background-position: 57% center;
  }

  .hero-content {
    padding-top: 98px;
    padding-bottom: 26px;
  }

  .hero h1 {
    font-size: clamp(3.4rem, 18vw, 5.1rem);
  }

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

  .hero-metrics {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 8px;
  }

  .hero-metrics div {
    min-height: 74px;
    padding: 12px 10px;
  }

  .hero-metrics dt {
    font-size: 1.55rem;
  }

  .hero-metrics dd {
    margin-top: 6px;
    font-size: 0.7rem;
    line-height: 1.2;
  }

  .intro-grid,
  .process-list,
  .assurance-grid {
    grid-template-columns: 1fr;
  }

  .resource-card,
  .process-list li,
  .assurance-grid article {
    min-height: auto;
  }

  .resource-card h3,
  .process-list h3 {
    margin-top: 42px;
  }

  .rir-board {
    grid-template-columns: 1fr;
    grid-auto-rows: 68px;
  }

  .rir-board span,
  .rir-board span:nth-child(n) {
    grid-column: auto;
  }

  .footer-inner {
    flex-direction: column;
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    transition: none !important;
  }
}