:root {
  --ink: #18202c;
  --muted: #5c6878;
  --paper: #ffffff;
  --soft: #f5f7f9;
  --line: #dde4ec;
  --teal: #0f766e;
  --teal-2: #12c9bc;
  --blue: #2563eb;
  --amber: #b7791f;
  --rose: #be3455;
  --dark: #111827;
  --ink-2: #17212d;
  --max: 1180px;
  --shadow: 0 18px 50px rgba(20, 31, 45, 0.14);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

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

a {
  color: inherit;
}

.site-header {
  background: rgba(16, 21, 29, 0.94);
  backdrop-filter: blur(14px);
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
  color: #ffffff;
  position: sticky;
  top: 0;
  z-index: 20;
}

.nav-shell {
  align-items: center;
  display: flex;
  gap: 24px;
  justify-content: space-between;
  margin: 0 auto;
  min-height: 72px;
  width: min(var(--max), calc(100% - 40px));
}

.brand {
  align-items: center;
  display: flex;
  flex: 0 0 auto;
  gap: 12px;
  min-width: 330px;
  text-decoration: none;
}

.brand-product-logo {
  flex: 0 0 auto;
  height: 42px;
  object-fit: contain;
  width: 182px;
}

.brand-copy span {
  display: block;
}

.brand-copy span {
  color: #bfc8d2;
  font-size: 0.78rem;
  max-width: 170px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.nav-links {
  align-items: center;
  display: flex;
  flex: 1;
  flex-wrap: wrap;
  gap: 4px;
  justify-content: center;
}

.nav-links a,
.products-menu summary,
.header-link,
.header-cta {
  border-radius: 6px;
  text-decoration: none;
}

.nav-links a,
.products-menu summary {
  color: #d8dee5;
  font-size: 0.92rem;
  padding: 9px 12px;
}

.nav-links a:hover,
.products-menu summary:hover,
.products-menu[open] summary {
  background: rgba(255, 255, 255, 0.08);
  color: #ffffff;
}

.products-menu {
  position: relative;
}

.products-menu summary {
  cursor: pointer;
  list-style: none;
}

.products-menu summary::-webkit-details-marker {
  display: none;
}

.products-menu summary::after {
  color: var(--teal-2);
  content: "▾";
  font-size: 0.78rem;
  margin-left: 6px;
}

.menu-panel {
  background: #111922;
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 8px;
  box-shadow: 0 18px 50px rgba(0, 0, 0, 0.32);
  left: 0;
  padding: 8px;
  position: absolute;
  top: calc(100% + 10px);
  width: 360px;
}

.menu-panel a {
  display: block;
  padding: 12px;
}

.menu-panel strong,
.menu-panel span {
  display: block;
}

.menu-panel strong {
  color: #ffffff;
  font-size: 0.92rem;
}

.menu-panel span {
  color: #bfc8d2;
  font-size: 0.8rem;
  line-height: 1.4;
  margin-top: 2px;
}

.nav-actions {
  align-items: center;
  display: flex;
  flex: 0 0 auto;
  gap: 8px;
  justify-content: flex-end;
}

.header-link,
.header-cta {
  align-items: center;
  display: inline-flex;
  font-size: 0.86rem;
  font-weight: 800;
  justify-content: center;
  min-height: 38px;
  padding: 0 12px;
}

.header-link {
  border: 1px solid rgba(255, 255, 255, 0.18);
  color: #d8dee5;
}

.header-link:hover {
  border-color: rgba(255, 255, 255, 0.34);
  color: #ffffff;
}

.header-cta {
  background: var(--teal-2);
  color: #08211f;
}

.header-cta:hover {
  background: #5eead4;
}

.hero {
  background:
    linear-gradient(90deg, rgba(12, 18, 28, 0.92), rgba(12, 18, 28, 0.74) 48%, rgba(12, 18, 28, 0.28)),
    url("assets/verification-workbench.png") center / cover no-repeat;
  color: #ffffff;
  min-height: calc(100vh - 72px);
  padding: 84px 32px 56px;
  position: relative;
}

.hero-content {
  max-width: 900px;
  padding-top: 7vh;
}

.eyebrow {
  color: var(--teal);
  font-size: 0.78rem;
  font-weight: 900;
  letter-spacing: 0.08em;
  margin: 0 0 12px;
  text-transform: uppercase;
}

.hero .eyebrow {
  color: #5eead4;
}

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

h1 {
  font-size: clamp(4rem, 11vw, 8.4rem);
  line-height: 0.9;
  margin-bottom: 24px;
}

h2 {
  font-size: clamp(2rem, 4vw, 3.6rem);
  line-height: 1.02;
  margin-bottom: 18px;
}

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

.hero-subtitle {
  color: #e6edf4;
  font-size: clamp(1.2rem, 2.2vw, 1.65rem);
  line-height: 1.45;
  max-width: 820px;
}

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

.button {
  align-items: center;
  border: 1px solid transparent;
  border-radius: 8px;
  display: inline-flex;
  font-weight: 800;
  justify-content: center;
  min-height: 48px;
  padding: 0 18px;
  text-decoration: none;
}

.button.primary {
  background: #ffffff;
  color: var(--dark);
}

.button.secondary {
  background: var(--teal);
  color: #ffffff;
}

.button.ghost {
  border-color: rgba(255, 255, 255, 0.45);
  color: #ffffff;
}

.hero-metrics {
  display: grid;
  gap: 12px;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  margin: 56px 0 0;
  max-width: 760px;
}

.hero-metrics div {
  border-left: 3px solid #5eead4;
  padding: 6px 0 6px 14px;
}

.hero-metrics dt {
  font-size: 1.05rem;
  font-weight: 900;
}

.hero-metrics dd {
  color: #cbd7e5;
  margin: 4px 0 0;
}

.section {
  padding: 84px 32px;
}

.section-heading {
  margin: 0 auto 36px;
  max-width: 900px;
  text-align: center;
}

.section-heading p {
  color: var(--muted);
  font-size: 1.08rem;
  line-height: 1.7;
}

.product-strip,
.azure-section {
  background: var(--soft);
}

.workflow-grid,
.stack-grid,
.pilot-grid,
.azure-grid,
.link-grid {
  display: grid;
  gap: 18px;
  margin: 0 auto;
  max-width: 1180px;
}

.workflow-grid {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.workflow-card,
.stack-card,
.pilot-card,
.azure-grid article,
.link-grid a {
  background: #ffffff;
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 24px;
}

.workflow-card p,
.stack-card p,
.pilot-card p,
.azure-grid p,
.content-panel p {
  color: var(--muted);
  line-height: 1.65;
}

.step {
  color: var(--blue);
  display: block;
  font-size: 0.82rem;
  font-weight: 900;
  margin-bottom: 22px;
}

.split {
  align-items: center;
  display: grid;
  gap: 44px;
  grid-template-columns: minmax(0, 1.1fr) minmax(320px, 0.9fr);
  margin: 0 auto;
  max-width: 1240px;
}

.split.reverse {
  grid-template-columns: minmax(320px, 0.9fr) minmax(0, 1.1fr);
}

.split.reverse .media-panel {
  order: 2;
}

.media-panel img {
  border: 1px solid var(--line);
  border-radius: 8px;
  box-shadow: var(--shadow);
  display: block;
  height: auto;
  width: 100%;
}

.content-panel {
  max-width: 560px;
}

.check-list {
  display: grid;
  gap: 12px;
  list-style: none;
  margin: 24px 0 0;
  padding: 0;
}

.check-list li {
  border-left: 3px solid var(--teal);
  color: #354255;
  font-weight: 700;
  padding-left: 14px;
}

.accent {
  background: #0f172a;
  color: #ffffff;
}

.accent .section-heading p,
.accent .stack-card p {
  color: #cbd5e1;
}

.stack-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.stack-card {
  background: rgba(255, 255, 255, 0.06);
  border-color: rgba(255, 255, 255, 0.14);
}

.stack-card:nth-child(2) {
  border-top: 4px solid var(--teal);
}

.stack-card:nth-child(3) {
  border-top: 4px solid var(--amber);
}

.stack-card:nth-child(5) {
  border-top: 4px solid var(--rose);
}

.mini-grid {
  display: grid;
  gap: 12px;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  margin-top: 24px;
}

.mini-grid div {
  background: var(--soft);
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 18px;
}

.mini-grid strong,
.mini-grid span {
  display: block;
}

.mini-grid strong {
  margin-bottom: 6px;
}

.mini-grid span {
  color: var(--muted);
  line-height: 1.5;
}

.pilot-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.pilot-card span {
  color: var(--teal);
  display: block;
  font-size: 0.92rem;
  font-weight: 900;
  margin-top: 18px;
}

.azure-grid {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.final-cta {
  text-align: center;
}

.link-grid {
  grid-template-columns: repeat(4, minmax(0, 1fr));
  margin-top: 28px;
  text-align: left;
}

.link-grid a {
  color: inherit;
  min-height: 136px;
  text-decoration: none;
  transition: border-color 160ms ease, box-shadow 160ms ease, transform 160ms ease;
}

.link-grid a:hover {
  border-color: var(--teal);
  box-shadow: var(--shadow);
  transform: translateY(-2px);
}

.link-grid strong,
.link-grid span {
  display: block;
}

.link-grid span {
  color: var(--muted);
  line-height: 1.45;
  margin-top: 10px;
  word-break: break-word;
}

.footer {
  align-items: center;
  background: var(--dark);
  color: #dbe4ee;
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  justify-content: space-between;
  padding: 26px 32px;
}

@media (max-width: 980px) {
  .nav-shell {
    align-items: flex-start;
    flex-direction: column;
    gap: 14px;
    padding: 16px 0;
  }

  .brand {
    min-width: 0;
  }

  .brand-product-logo {
    width: 172px;
  }

  .nav-links {
    justify-content: flex-start;
  }

  .nav-actions {
    justify-content: flex-start;
  }

  .hero {
    min-height: auto;
    padding: 72px 22px 44px;
  }

  .hero-content {
    padding-top: 0;
  }

  .hero-metrics,
  .workflow-grid,
  .stack-grid,
  .pilot-grid,
  .azure-grid,
  .link-grid,
  .split,
  .split.reverse {
    grid-template-columns: 1fr;
  }

  .split.reverse .media-panel {
    order: 0;
  }

  .section {
    padding: 64px 22px;
  }
}

@media (max-width: 620px) {
  .nav-shell {
    width: min(var(--max), calc(100% - 28px));
  }

  .brand-copy span {
    max-width: 160px;
  }

  .nav-links {
    gap: 12px;
  }

  .nav-links a,
  .products-menu summary {
    font-size: 0.84rem;
    padding: 8px 0;
  }

  .products-menu,
  .menu-panel {
    width: 100%;
  }

  .menu-panel {
    margin-top: 8px;
    position: static;
  }

  .nav-actions {
    width: 100%;
  }

  .header-link,
  .header-cta {
    flex: 1;
  }

  .button {
    width: 100%;
  }

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

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