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

:root {
  --ink: #000000;
  --canvas: #ffffff;
  --inverse-canvas: #000000;
  --inverse-ink: #ffffff;
  --hairline: #e6e6e6;
  --hairline-soft: #f1f1f1;
  --surface-soft: #f7f7f5;
  --block-events: #c5b0f4;
  --block-companies: #dceeb1;
  --block-news: #f4ecd6;
  --block-funding: #c8e6cd;
  --block-coral: #f3c9b6;
  --font-main: "Inter", system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  --font-mono: "JetBrains Mono", "SFMono-Regular", Consolas, monospace;
  --radius-md: 8px;
  --radius-lg: 24px;
  --radius-pill: 999px;
  --container: 1280px;
  --gutter: clamp(20px, 4vw, 48px);
  --section: clamp(64px, 8vw, 96px);
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background: var(--canvas);
  color: var(--ink);
  font-family: var(--font-main);
  font-size: 18px;
  line-height: 1.45;
}

a {
  color: inherit;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  min-height: 64px;
  padding: 10px var(--gutter);
  background: rgba(255, 255, 255, 0.94);
  border-bottom: 1px solid var(--hairline);
  backdrop-filter: blur(16px);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-weight: 800;
  text-decoration: none;
  letter-spacing: -0.02em;
  white-space: nowrap;
}

.brand span span {
  font-weight: 480;
}

.brand-mark {
  display: inline-grid;
  place-items: center;
  width: 34px;
  height: 34px;
  color: var(--inverse-ink);
  background: var(--ink);
  border-radius: 50%;
  font-family: var(--font-mono);
  font-size: 14px;
  letter-spacing: 0;
}

.top-nav {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 24px;
  font-size: 15px;
  font-weight: 480;
}

.top-nav a,
.footer-links a {
  text-decoration: none;
}

.top-nav a:hover,
.footer-links a:hover {
  text-decoration: underline;
  text-underline-offset: 4px;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  padding: 9px 22px;
  border-radius: var(--radius-pill);
  font-size: 18px;
  font-weight: 480;
  line-height: 1.2;
  text-decoration: none;
}

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

.button-secondary {
  color: var(--ink);
  background: var(--canvas);
  border: 1px solid var(--hairline);
}

.hero-section,
.intro-grid,
.architecture,
.cta-section {
  width: min(var(--container), calc(100% - (var(--gutter) * 2)));
  margin: 0 auto;
}

.hero-section {
  display: grid;
  grid-template-columns: minmax(0, 1.25fr) minmax(320px, 0.75fr);
  gap: clamp(28px, 5vw, 72px);
  align-items: end;
  min-height: calc(100vh - 64px);
  padding: clamp(72px, 11vw, 132px) 0 var(--section);
}

.hero-copy h1 {
  max-width: 950px;
  margin: 0 0 28px;
  font-size: clamp(56px, 9vw, 112px);
  font-weight: 340;
  line-height: 0.96;
  letter-spacing: -0.035em;
}

.lead {
  max-width: 760px;
  margin: 0 0 32px;
  font-size: clamp(20px, 2.2vw, 28px);
  font-weight: 330;
  line-height: 1.35;
  letter-spacing: -0.01em;
}

.actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.eyebrow {
  margin: 0 0 16px;
  font-family: var(--font-mono);
  font-size: 13px;
  font-weight: 500;
  line-height: 1.3;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.hero-panel {
  padding: 32px;
  background: var(--block-companies);
  border-radius: var(--radius-lg);
}

.hero-panel h2,
.section-heading h2,
.intro-grid h2,
.architecture h2,
.cta-section h2 {
  margin: 0;
  font-size: clamp(32px, 4.8vw, 64px);
  font-weight: 340;
  line-height: 1.05;
  letter-spacing: -0.02em;
}

.hero-panel p:last-child,
.section-heading p:last-child,
.architecture p,
.cta-section p,
.intro-grid p {
  max-width: 760px;
  margin: 18px 0 0;
  font-size: clamp(18px, 2vw, 24px);
  font-weight: 330;
  letter-spacing: -0.01em;
}

.marquee-strip {
  display: flex;
  gap: 32px;
  overflow: hidden;
  padding: 11px var(--gutter);
  color: var(--inverse-ink);
  background: var(--inverse-canvas);
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  white-space: nowrap;
}

.intro-grid {
  display: grid;
  grid-template-columns: minmax(0, 0.95fr) minmax(0, 1.05fr);
  gap: clamp(24px, 5vw, 64px);
  padding: var(--section) 0;
}

.color-block {
  width: min(var(--container), calc(100% - (var(--gutter) * 2)));
  margin: 0 auto var(--section);
  padding: clamp(28px, 5vw, 48px);
  border-radius: var(--radius-lg);
}

.block-lilac {
  background: var(--block-events);
}

.block-lime {
  background: var(--block-companies);
}

.block-mint {
  background: var(--block-funding);
}

.block-cream {
  background: var(--block-news);
}

.section-heading {
  max-width: 920px;
  margin-bottom: 36px;
}

.card-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
}

.data-card,
.flow-grid article {
  display: flex;
  flex-direction: column;
  min-height: 260px;
  padding: 22px;
  background: var(--surface-soft);
  border: 1px solid rgba(0, 0, 0, 0.06);
  border-radius: var(--radius-md);
}

.data-card h3,
.flow-grid h3 {
  margin: 10px 0 10px;
  font-size: 24px;
  font-weight: 700;
  line-height: 1.25;
  letter-spacing: 0;
}

.data-card p {
  margin: 0 0 16px;
  font-size: 16px;
  line-height: 1.45;
}

.meta-line {
  margin-top: auto;
  padding-top: 18px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.card-link {
  align-self: flex-start;
  margin-top: 14px;
  font-weight: 700;
  text-decoration-thickness: 1px;
  text-underline-offset: 4px;
}

.loading,
.empty-state {
  grid-column: 1 / -1;
  margin: 0;
  padding: 24px;
  background: rgba(255, 255, 255, 0.42);
  border-radius: var(--radius-md);
}

.architecture {
  padding: 0 0 var(--section);
}

.flow-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 14px;
  margin-top: 34px;
}

.flow-grid article {
  min-height: 230px;
}

.flow-grid span {
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.06em;
}

.flow-grid p {
  margin: 0;
  font-size: 16px;
}

.cta-section {
  margin-bottom: var(--section);
  padding: clamp(36px, 5vw, 56px);
  background: var(--block-coral);
  border-radius: var(--radius-lg);
}

.cta-section p {
  margin-bottom: 26px;
}

.site-footer {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  gap: 24px;
  align-items: center;
  padding: 40px var(--gutter);
  border-top: 1px solid var(--hairline);
}

.footer-links {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 18px;
  font-size: 14px;
}

.site-footer p {
  justify-self: end;
  margin: 0;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

@media (max-width: 960px) {
  .site-header {
    align-items: flex-start;
    flex-wrap: wrap;
  }

  .top-nav {
    order: 3;
    width: 100%;
    justify-content: flex-start;
    overflow-x: auto;
    padding-bottom: 4px;
  }

  .hero-section,
  .intro-grid {
    grid-template-columns: 1fr;
  }

  .hero-section {
    min-height: auto;
    align-items: start;
  }

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

  .site-footer {
    grid-template-columns: 1fr;
  }

  .site-footer p {
    justify-self: start;
  }
}

@media (max-width: 720px) {
  :root {
    --gutter: 20px;
  }

  .button {
    width: 100%;
  }

  .site-header > .button {
    width: auto;
  }

  .color-block,
  .cta-section {
    width: 100%;
    border-radius: 0;
  }

  .card-grid,
  .flow-grid {
    grid-template-columns: 1fr;
  }

  .hero-copy h1 {
    font-size: clamp(48px, 15vw, 64px);
  }
}