:root {
  --bg: #f7f9fb;
  --surface: #ffffff;
  --surface-soft: #eef3f6;
  --surface-strong: #dfe9ee;
  --ink: #09111f;
  --ink-muted: #506173;
  --line: rgba(9, 17, 31, 0.1);
  --line-strong: rgba(9, 17, 31, 0.18);
  --accent: #0f7685;
  --accent-soft: #e0f7fb;
  --accent-bright: #6fe1f1;
  --accent-deep: #142034;
  --shadow: 0 24px 80px rgba(20, 32, 52, 0.08);
  --radius-sm: 14px;
  --radius-md: 24px;
  --radius-lg: 36px;
  --container: 1180px;
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-width: 320px;
  font-family: "Manrope", sans-serif;
  color: var(--ink);
  background:
    radial-gradient(circle at top left, rgba(111, 225, 241, 0.16), transparent 24rem),
    linear-gradient(180deg, #fbfdff 0%, var(--bg) 32%, #f9fbfd 100%);
}

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

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

button,
input,
select,
textarea {
  font: inherit;
}

button {
  border: 0;
  cursor: pointer;
}

.site-shell {
  position: relative;
  overflow: clip;
}

.container {
  width: min(calc(100% - 2rem), var(--container));
  margin: 0 auto;
}

.section {
  padding: 5rem 0;
}

.section-tinted {
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.4), rgba(224, 247, 251, 0.58)),
    rgba(255, 255, 255, 0.52);
}

.section-dark {
  color: #f5fbff;
  background:
    radial-gradient(circle at top right, rgba(111, 225, 241, 0.18), transparent 20rem),
    linear-gradient(180deg, #09111f, #142034);
}

.narrow {
  max-width: 920px;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  backdrop-filter: blur(24px);
  background: rgba(247, 249, 251, 0.82);
  border-bottom: 1px solid rgba(9, 17, 31, 0.05);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  min-height: 5rem;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.75rem;
  font-weight: 800;
  letter-spacing: 0.01em;
}

.brand-mark {
  width: 0.9rem;
  height: 0.9rem;
  border-radius: 999px;
  background: linear-gradient(135deg, var(--accent), var(--accent-bright));
  box-shadow: 0 0 0 0.35rem rgba(111, 225, 241, 0.18);
}

.site-nav {
  display: flex;
  align-items: center;
  gap: 1.5rem;
  color: var(--ink-muted);
}

.site-nav a:hover,
.site-nav a:focus-visible {
  color: var(--ink);
}

.menu-toggle {
  display: none;
  padding: 0.75rem 1rem;
  border-radius: 999px;
  background: var(--surface);
  border: 1px solid var(--line);
}

.hero {
  padding-top: 4.5rem;
}

.hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(320px, 0.95fr);
  gap: 3rem;
  align-items: center;
}

.hero-copy h1,
.section-heading h2,
.pilot-copy h2,
.contact-copy h2,
.direction-layout h2 {
  margin: 0;
  font-size: clamp(2.6rem, 5vw, 5rem);
  line-height: 0.98;
  letter-spacing: -0.04em;
}

.section-heading h2,
.pilot-copy h2,
.contact-copy h2,
.direction-layout h2 {
  font-size: clamp(2rem, 3.2vw, 3.4rem);
  line-height: 1.02;
}

.eyebrow,
.mono,
.step-number {
  font-family: "Geist", sans-serif;
}

.eyebrow {
  margin: 0 0 1rem;
  color: var(--accent);
  font-size: 0.82rem;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.eyebrow-dark {
  color: #7fe9f3;
}

.lead,
.section-heading p,
.pilot-copy p,
.contact-copy p,
.direction-copy,
.two-column-text p,
.feature p,
.step-card p,
.use-case-card p,
.pilot-metrics p {
  color: var(--ink-muted);
  font-size: 1.05rem;
  line-height: 1.8;
}

.section-dark .pilot-copy p,
.section-dark .pilot-metrics p {
  color: rgba(245, 251, 255, 0.78);
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  margin: 2rem 0;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 3.4rem;
  padding: 0 1.35rem;
  border-radius: 999px;
  font-weight: 700;
  transition:
    transform 160ms ease,
    background-color 160ms ease,
    color 160ms ease,
    border-color 160ms ease;
}

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

.button-primary {
  color: #f6fbff;
  background: linear-gradient(135deg, #08111f, #18334d);
  box-shadow: 0 14px 30px rgba(20, 32, 52, 0.14);
}

.button-secondary {
  background: rgba(255, 255, 255, 0.7);
  border: 1px solid var(--line);
}

.hero-metrics {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1rem;
  padding: 0;
  margin: 2.5rem 0 0;
  list-style: none;
}

.hero-metrics li,
.feature,
.step-card,
.use-case-card,
.pilot-metrics article,
.contact-form,
.hero-float,
.signal-card {
  border: 1px solid rgba(14, 43, 59, 0.08);
  box-shadow: var(--shadow);
}

.hero-metrics li {
  padding: 1.25rem;
  border-radius: var(--radius-md);
  background: rgba(255, 255, 255, 0.78);
}

.hero-metrics strong,
.pilot-metrics strong {
  display: block;
  font-size: 1.45rem;
  margin-bottom: 0.35rem;
}

.hero-metrics span,
.pilot-metrics span,
.label {
  color: var(--ink-muted);
}

.hero-visual {
  position: relative;
  min-height: 36rem;
}

.signal-card {
  position: relative;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  gap: 1.5rem;
  min-height: 31rem;
  padding: 1.5rem;
  border-radius: var(--radius-lg);
  background:
    radial-gradient(circle at top right, rgba(111, 225, 241, 0.28), transparent 15rem),
    rgba(255, 255, 255, 0.82);
  backdrop-filter: blur(24px);
}

.signal-card::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    linear-gradient(rgba(15, 118, 133, 0.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(15, 118, 133, 0.05) 1px, transparent 1px);
  background-size: 3.8rem 3.8rem;
  mask-image: linear-gradient(180deg, rgba(0, 0, 0, 0.65), transparent 92%);
  pointer-events: none;
}

.signal-card-header,
.signal-reading {
  position: relative;
  z-index: 1;
}

.signal-card-header {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  align-items: center;
}

.signal-reading {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1rem;
}

.signal-reading strong {
  display: block;
  margin-top: 0.4rem;
  font-size: 1.35rem;
}

.signal-map {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1rem;
}

.signal-map span {
  aspect-ratio: 1;
  border-radius: 1.35rem;
  border: 1px solid rgba(15, 118, 133, 0.14);
  background:
    radial-gradient(circle at center, rgba(111, 225, 241, 0.52), transparent 58%),
    rgba(8, 17, 31, 0.03);
}

.hero-float {
  position: absolute;
  padding: 1rem 1.1rem;
  border-radius: var(--radius-md);
  background: rgba(255, 255, 255, 0.78);
  backdrop-filter: blur(18px);
}

.hero-float strong {
  display: block;
  margin-top: 0.35rem;
}

.hero-float-top {
  top: 1rem;
  right: -1rem;
}

.hero-float-bottom {
  bottom: 1rem;
  left: -1rem;
}

.chip {
  display: inline-flex;
  align-items: center;
  width: fit-content;
  padding: 0.5rem 0.8rem;
  border-radius: 999px;
  background: var(--accent-soft);
  color: var(--accent);
  font-size: 0.84rem;
  font-weight: 700;
}

.chip-dark {
  background: rgba(127, 233, 243, 0.12);
  color: #9ef5fb;
}

.chip-live::before {
  content: "";
  width: 0.55rem;
  height: 0.55rem;
  margin-right: 0.45rem;
  border-radius: 999px;
  background: var(--accent);
  box-shadow: 0 0 0 0.3rem rgba(15, 118, 133, 0.14);
}

.section-heading {
  max-width: 740px;
  margin-bottom: 2rem;
}

.centered {
  margin-inline: auto;
  text-align: center;
}

.two-column-text,
.direction-layout,
.contact-layout,
.pilot-layout {
  display: grid;
  gap: 2rem;
}

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

.feature-grid {
  display: grid;
  grid-template-columns: repeat(12, minmax(0, 1fr));
  gap: 1.25rem;
}

.feature {
  grid-column: span 4;
  padding: 1.6rem;
  border-radius: var(--radius-md);
  background: rgba(255, 255, 255, 0.8);
}

.feature h3,
.step-card h3,
.use-case-card h3 {
  margin: 0.8rem 0 0.7rem;
  font-size: 1.4rem;
}

.feature-large {
  grid-column: span 7;
  min-height: 18rem;
  background:
    radial-gradient(circle at top right, rgba(111, 225, 241, 0.22), transparent 16rem),
    rgba(255, 255, 255, 0.88);
}

.feature-dark {
  grid-column: span 5;
  color: #f5fbff;
  background: linear-gradient(180deg, #09111f, #17304a);
}

.feature-dark p,
.feature-dark .mono {
  color: rgba(245, 251, 255, 0.72);
}

.steps-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 1.25rem;
}

.step-card {
  padding: 1.6rem;
  border-radius: var(--radius-md);
  background: rgba(255, 255, 255, 0.74);
}

.step-number {
  color: var(--accent);
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.12em;
}

.pilot-layout {
  grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.1fr);
  align-items: start;
}

.partner-list {
  display: flex;
  flex-wrap: wrap;
  gap: 0.7rem;
  margin-top: 1.6rem;
}

.partner-list span {
  padding: 0.7rem 0.85rem;
  border-radius: 999px;
  border: 1px solid rgba(245, 251, 255, 0.16);
  background: rgba(255, 255, 255, 0.04);
  font-family: "Geist", sans-serif;
  font-size: 0.85rem;
}

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

.pilot-metrics article {
  padding: 1.35rem;
  border-radius: var(--radius-md);
  background: rgba(255, 255, 255, 0.05);
  border-color: rgba(245, 251, 255, 0.1);
}

.pilot-metrics .mono {
  display: block;
  color: #9ef5fb;
  margin-bottom: 0.55rem;
  font-size: 0.8rem;
  letter-spacing: 0.11em;
  text-transform: uppercase;
}

.use-case-grid {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 1rem;
}

.use-case-card {
  min-height: 16rem;
  padding: 1.5rem;
  border-radius: var(--radius-md);
  background: rgba(255, 255, 255, 0.78);
}

.direction-layout {
  grid-template-columns: minmax(0, 0.8fr) minmax(0, 1fr);
  align-items: start;
}

.direction-copy {
  margin: 0;
}

.contact-layout {
  grid-template-columns: minmax(0, 0.85fr) minmax(0, 1.15fr);
  align-items: start;
}

.contact-points {
  display: grid;
  gap: 0.75rem;
  padding: 0;
  margin: 1.5rem 0 0;
  list-style: none;
}

.contact-points li {
  position: relative;
  padding-left: 1.1rem;
  color: var(--ink-muted);
}

.contact-points li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.72rem;
  width: 0.4rem;
  height: 0.4rem;
  border-radius: 999px;
  background: var(--accent);
}

.contact-form {
  padding: 1.5rem;
  border-radius: var(--radius-lg);
  background: rgba(255, 255, 255, 0.86);
}

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

.contact-form label {
  display: grid;
  gap: 0.55rem;
  margin-bottom: 1rem;
}

.contact-form span {
  font-weight: 700;
  font-size: 0.95rem;
}

.contact-form input,
.contact-form select,
.contact-form textarea {
  width: 100%;
  padding: 0.95rem 1rem;
  border-radius: var(--radius-sm);
  border: 1px solid rgba(9, 17, 31, 0.08);
  background: var(--surface-soft);
  color: var(--ink);
  transition:
    border-color 160ms ease,
    background-color 160ms ease,
    box-shadow 160ms ease;
}

.contact-form input:focus,
.contact-form select:focus,
.contact-form textarea:focus {
  outline: none;
  border-color: rgba(15, 118, 133, 0.42);
  background: #f7feff;
  box-shadow: 0 0 0 0.28rem rgba(111, 225, 241, 0.18);
}

.form-actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 1rem;
}

.form-note {
  margin: 0;
  color: var(--ink-muted);
}

.site-footer {
  border-top: 1px solid var(--line);
  padding: 1.75rem 0 2.5rem;
}

.footer-inner,
.footer-meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.footer-brand {
  margin-bottom: 0.6rem;
}

.site-footer p,
.footer-meta {
  color: var(--ink-muted);
}

@media (max-width: 1120px) {
  .feature-grid,
  .use-case-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .feature,
  .feature-large,
  .feature-dark {
    grid-column: auto;
  }

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

@media (max-width: 860px) {
  .menu-toggle {
    display: inline-flex;
  }

  .site-nav {
    position: absolute;
    top: calc(100% + 0.75rem);
    right: 1rem;
    left: 1rem;
    display: none;
    flex-direction: column;
    align-items: flex-start;
    padding: 1rem;
    border-radius: var(--radius-md);
    background: rgba(255, 255, 255, 0.95);
    border: 1px solid var(--line);
    box-shadow: var(--shadow);
  }

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

  .hero-grid,
  .two-column-text,
  .pilot-layout,
  .direction-layout,
  .contact-layout {
    grid-template-columns: 1fr;
  }

  .hero-visual {
    min-height: auto;
  }

  .signal-card {
    min-height: 24rem;
  }

  .hero-float {
    position: static;
    margin-top: 1rem;
  }

  .hero-metrics,
  .signal-reading,
  .pilot-metrics,
  .form-grid,
  .footer-inner,
  .footer-meta {
    grid-template-columns: 1fr;
    flex-direction: column;
    align-items: flex-start;
  }
}

@media (max-width: 640px) {
  .section {
    padding: 4rem 0;
  }

  .container {
    width: min(calc(100% - 1.5rem), var(--container));
  }

  .hero-copy h1,
  .section-heading h2,
  .pilot-copy h2,
  .contact-copy h2,
  .direction-layout h2 {
    font-size: clamp(2rem, 11vw, 3rem);
  }

  .hero-metrics,
  .steps-grid,
  .feature-grid,
  .use-case-grid {
    grid-template-columns: 1fr;
  }

  .hero-metrics li,
  .feature,
  .step-card,
  .use-case-card,
  .pilot-metrics article,
  .contact-form {
    padding: 1.2rem;
  }
}