:root {
  --bg: #f4f8ff;
  --bg-soft: #eaf1ff;
  --surface: rgba(255, 255, 255, 0.8);
  --surface-strong: #ffffff;
  --ink-900: #1a365e;
  --ink-700: #2f4d75;
  --ink-500: #5f79a0;
  --cyan-500: #2558d5;
  --cyan-600: #1a365e;
  --blue-500: #4d7ff0;
  --lime-500: #86a9f5;
  --orange-500: #9cb8f6;
  --border: #c8d8f2;
  --radius-lg: 24px;
  --radius-md: 16px;
  --shadow-lg: 0 28px 55px rgba(26, 54, 94, 0.16);
  --shadow-md: 0 12px 32px rgba(26, 54, 94, 0.11);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: "Manrope", "Avenir Next", "Segoe UI", sans-serif;
  color: var(--ink-900);
  background:
    radial-gradient(circle at 5% 10%, rgba(37, 88, 213, 0.18) 0%, transparent 30%),
    radial-gradient(circle at 85% 8%, rgba(26, 54, 94, 0.14) 0%, transparent 34%),
    linear-gradient(165deg, #f8fbff 0%, var(--bg) 38%, #f1f6ff 100%);
  line-height: 1.6;
  overflow-x: hidden;
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  background-image:
    linear-gradient(rgba(37, 88, 213, 0.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(37, 88, 213, 0.05) 1px, transparent 1px);
  background-size: 26px 26px;
  mask-image: radial-gradient(circle at center, rgba(0, 0, 0, 0.45), transparent 76%);
  z-index: -2;
}

h1,
h2,
h3 {
  margin: 0 0 1rem;
  font-family: "Sora", "Trebuchet MS", sans-serif;
  line-height: 1.1;
  letter-spacing: -0.02em;
}

p {
  margin: 0 0 1rem;
}

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

.ambient {
  position: fixed;
  width: 34rem;
  height: 34rem;
  filter: blur(72px);
  border-radius: 50%;
  z-index: -1;
  opacity: 0.45;
}

.ambient-left {
  top: -12rem;
  left: -11rem;
  background: #9fbeff;
}

.ambient-right {
  bottom: -14rem;
  right: -10rem;
  background: #6f97ef;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 60;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 0.95rem clamp(1rem, 4vw, 3rem);
  backdrop-filter: blur(14px);
  background: rgba(245, 251, 255, 0.82);
  border-bottom: 1px solid rgba(53, 80, 111, 0.2);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.62rem;
}

.brand-mark {
  width: 2.1rem;
  height: 2.1rem;
  border-radius: 0.62rem;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-family: "Sora", sans-serif;
  font-weight: 700;
  font-size: 0.8rem;
  letter-spacing: 0.04em;
  color: #ffffff;
  background: linear-gradient(140deg, var(--cyan-500) 0%, var(--cyan-600) 100%);
  box-shadow: 0 8px 20px rgba(37, 88, 213, 0.35);
}

.brand-text {
  font-family: "Sora", sans-serif;
  font-size: 1.08rem;
  font-weight: 700;
  letter-spacing: 0.08em;
}

.site-nav {
  display: flex;
  align-items: center;
  gap: 1.1rem;
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--ink-700);
}

.site-nav a {
  position: relative;
}

.site-nav a::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -0.34rem;
  width: 100%;
  height: 2px;
  transform: scaleX(0);
  transform-origin: right;
  transition: transform 220ms ease;
  background: linear-gradient(90deg, var(--cyan-500), var(--cyan-600));
}

.site-nav a:hover::after,
.site-nav a:focus-visible::after {
  transform: scaleX(1);
  transform-origin: left;
}

main {
  width: min(1140px, 92vw);
  margin: 0 auto;
  padding: clamp(1rem, 3vw, 2.2rem) 0 3.1rem;
}

.section {
  padding: clamp(2.3rem, 6.5vw, 5.1rem) 0;
}

.eyebrow {
  margin-bottom: 0.86rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  font-size: 0.76rem;
  color: var(--cyan-600);
  font-weight: 800;
}

.hero {
  position: relative;
}

.hero-grid {
  display: grid;
  gap: 1.2rem;
  align-items: start;
  grid-template-columns: 1.2fr 0.8fr;
}

.hero-copy-wrap {
  padding-right: 0.35rem;
}

.hero h1 {
  max-width: 11.5ch;
  font-size: clamp(2.3rem, 6vw, 4.8rem);
}

.hero h1 span {
  color: var(--cyan-500);
}

.hero-copy {
  max-width: 60ch;
  font-size: clamp(1.03rem, 1.9vw, 1.2rem);
  color: var(--ink-700);
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.78rem;
  margin: 1.8rem 0 0;
}

.ai-console {
  display: flex;
  flex-direction: column;
  gap: 0.72rem;
  align-self: start;
  height: fit-content;
  border-radius: var(--radius-lg);
  border: 1px solid #c8d8f3;
  padding: 1.25rem;
  background:
    linear-gradient(165deg, rgba(255, 255, 255, 0.95) 0%, rgba(234, 242, 255, 0.9) 100%),
    radial-gradient(circle at 10% 10%, rgba(37, 88, 213, 0.16) 0%, transparent 52%);
  box-shadow: var(--shadow-lg);
}

.console-label {
  margin: 0;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  font-size: 0.75rem;
  font-weight: 800;
  color: var(--cyan-500);
}

.ai-console h3 {
  margin: 0;
  font-size: 1.34rem;
}

.console-list {
  margin: 0;
  padding-left: 1rem;
  color: var(--ink-700);
}

.console-list li {
  margin-bottom: 0.4rem;
}

.console-tags {
  margin-top: 0.2rem;
  display: flex;
  flex-wrap: wrap;
  gap: 0.45rem;
}

.console-tags span {
  padding: 0.33rem 0.64rem;
  border-radius: 999px;
  border: 1px solid #cad9f3;
  background: #f3f7ff;
  font-size: 0.79rem;
  color: var(--ink-700);
  font-weight: 700;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.72rem 1.2rem;
  border-radius: 999px;
  border: 2px solid transparent;
  background: linear-gradient(135deg, var(--cyan-500) 0%, var(--cyan-600) 100%);
  color: #ffffff;
  font-weight: 700;
  transition: transform 220ms ease, box-shadow 220ms ease, opacity 220ms ease;
  box-shadow: 0 14px 24px rgba(37, 88, 213, 0.28);
}

.btn:hover,
.btn:focus-visible {
  transform: translateY(-2px);
  box-shadow: 0 18px 30px rgba(37, 88, 213, 0.34);
}

.btn-outline {
  color: var(--ink-900);
  background: transparent;
  border-color: #bfd0ee;
  box-shadow: none;
}

.btn-outline:hover,
.btn-outline:focus-visible {
  background: rgba(255, 255, 255, 0.86);
}

.btn-small {
  padding: 0.5rem 0.95rem;
  font-size: 0.87rem;
}

.fact-strip {
  margin: 1.15rem 0 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 0.76rem;
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.fact-strip li {
  border-radius: var(--radius-md);
  border: 1px solid var(--border);
  padding: 0.9rem 0.85rem;
  background: var(--surface);
  box-shadow: var(--shadow-md);
}

.fact-value {
  display: block;
  font-family: "Sora", sans-serif;
  font-size: 1.03rem;
  font-weight: 700;
  color: var(--ink-900);
}

.fact-label {
  display: block;
  margin-top: 0.1rem;
  font-size: 0.84rem;
  color: var(--ink-500);
}

.split {
  display: grid;
  gap: 1rem 1.4rem;
  grid-template-columns: 1.1fr 1fr;
  align-items: start;
}

.split h2,
#platform h2,
#research h2,
#ecosystem h2,
#impact h2,
#social h2,
.cta h2 {
  max-width: 22ch;
  font-size: clamp(1.52rem, 4vw, 2.85rem);
}

.split p,
.flow-card p,
.research-card p,
.ecosystem-card p,
.social-card p,
.cta p {
  color: var(--ink-700);
}

.pillars,
.impact-notes {
  display: grid;
  gap: 1rem;
}

.panel,
.flow-card,
.research-card,
.ecosystem-card,
.metric-card,
.social-card {
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 1.14rem;
  background: var(--surface);
  box-shadow: var(--shadow-md);
}

.panel,
.social-card {
  background:
    linear-gradient(160deg, rgba(255, 255, 255, 0.95) 0%, rgba(242, 249, 255, 0.82) 100%);
}

.panel h3,
.flow-card h3,
.research-card h3,
.ecosystem-card h3,
.social-card h3 {
  margin-bottom: 0.45rem;
}

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

.flow-card {
  position: relative;
  overflow: hidden;
}

.flow-card::before {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background: linear-gradient(170deg, rgba(86, 130, 235, 0.14) 0%, rgba(0, 0, 0, 0) 60%);
}

.flow-card span {
  display: inline-block;
  margin-bottom: 0.34rem;
  font-size: 0.8rem;
  letter-spacing: 0.08em;
  color: var(--cyan-600);
  font-weight: 800;
}

.research-grid,
.social-grid {
  margin-top: 1rem;
  display: grid;
  gap: 1rem;
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.research-card {
  background:
    linear-gradient(150deg, rgba(255, 255, 255, 0.95) 0%, rgba(233, 241, 255, 0.92) 100%);
}

.section-note {
  margin-top: 0.85rem;
  color: var(--ink-500);
  font-size: 0.9rem;
}

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

.ecosystem-card {
  background:
    linear-gradient(160deg, rgba(255, 255, 255, 0.95) 0%, rgba(237, 244, 255, 0.9) 100%);
}

.text-link {
  display: inline-flex;
  align-items: center;
  margin-top: 0.2rem;
  font-weight: 700;
  color: var(--blue-500);
}

.text-link:hover,
.text-link:focus-visible {
  text-decoration: underline;
}

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

.metric-card {
  background:
    linear-gradient(145deg, rgba(255, 255, 255, 0.96) 0%, rgba(229, 239, 255, 0.9) 100%);
}

.metric-value {
  margin-bottom: 0.34rem;
  font-family: "Sora", sans-serif;
  font-size: clamp(1.9rem, 4.6vw, 3.15rem);
  color: var(--blue-500);
}

.metric-label {
  margin: 0;
  color: var(--ink-700);
}

.impact-notes {
  margin-top: 1rem;
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.social-card {
  border-top: 4px solid transparent;
}

.social-card:nth-child(1) {
  border-top-color: var(--cyan-500);
}

.social-card:nth-child(2) {
  border-top-color: var(--blue-500);
}

.social-card:nth-child(3) {
  border-top-color: var(--lime-500);
}

.cta {
  margin-top: 1rem;
  border-radius: 24px;
  border: 1px solid #c1d3f0;
  background:
    linear-gradient(150deg, rgba(231, 240, 255, 0.95) 0%, rgba(255, 255, 255, 0.95) 68%),
    radial-gradient(circle at 20% 10%, rgba(37, 88, 213, 0.17) 0%, transparent 48%);
  box-shadow: var(--shadow-lg);
  padding: clamp(1.35rem, 4vw, 2.45rem);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.cta-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.7rem;
}

.site-footer {
  width: min(1140px, 92vw);
  margin: 0 auto;
  padding: 1.4rem 0 2.6rem;
  border-top: 1px solid rgba(53, 80, 111, 0.24);
  color: var(--ink-500);
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
  font-size: 0.92rem;
}

.footnote {
  margin: 0;
  max-width: 56ch;
}

.reveal {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 650ms ease, transform 650ms ease;
}

.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

@media (max-width: 1080px) {
  .hero-grid {
    grid-template-columns: 1fr;
  }

  .hero-copy-wrap {
    padding-right: 0;
  }

  .fact-strip,
  .flow-grid,
  .metrics,
  .research-grid,
  .ecosystem-grid,
  .social-grid,
  .impact-notes {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 820px) {
  .site-header {
    flex-wrap: wrap;
  }

  .site-nav {
    width: 100%;
    order: 3;
    flex-wrap: wrap;
    justify-content: flex-start;
    gap: 0.7rem 1rem;
    font-size: 0.89rem;
  }

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

  .cta,
  .site-footer {
    flex-direction: column;
    align-items: flex-start;
  }
}

@media (max-width: 680px) {
  .fact-strip,
  .flow-grid,
  .metrics,
  .research-grid,
  .ecosystem-grid,
  .social-grid,
  .impact-notes {
    grid-template-columns: 1fr;
  }

  .hero h1 {
    max-width: none;
  }
}

@media (prefers-reduced-motion: reduce) {
  * {
    animation: none !important;
    transition-duration: 0s !important;
    scroll-behavior: auto !important;
  }

  .reveal {
    opacity: 1;
    transform: none;
  }
}