:root {
  color-scheme: light;
  --color-background: #090b12;
  --color-surface: rgba(18, 24, 38, 0.85);
  --color-card: #12172b;
  --color-accent: #47b1ff;
  --color-accent-strong: #1f78ff;
  --color-highlight: rgba(71, 177, 255, 0.14);
  --color-text: #eef2ff;
  --color-muted: #9aa4c6;
  --color-border: rgba(255, 255, 255, 0.08);
  --shadow-soft: 0 20px 60px rgba(15, 21, 43, 0.45);
  --shadow-card: 0 18px 35px rgba(0, 0, 0, 0.35);
  --radius-lg: 32px;
  --radius-md: 20px;
  --radius-sm: 12px;
  font-family: "Inter", system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI",
    sans-serif;
}

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

html,
body {
  margin: 0;
  padding: 0;
  min-height: 100%;
  background: radial-gradient(circle at top left, #142040, #07090f 45%, #05060c);
  color: var(--color-text);
}

body {
  line-height: 1.6;
  font-weight: 400;
  scroll-behavior: smooth;
}

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

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

ul {
  margin: 0;
  padding: 0;
  list-style: none;
}

.container {
  width: min(1120px, 92vw);
  margin: 0 auto;
  position: relative;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 10;
  background: rgba(5, 7, 12, 0.82);
  backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--color-border);
}

.site-header .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.25rem;
  padding: 0.85rem 0;
}

.brand {
  display: inline-flex;
  align-items: center;
  font-weight: 600;
  font-size: 1rem;
  gap: 0.5rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.brand img {
  height: 38px;
  width: auto;
  border-radius: var(--radius-sm);
}

.site-nav ul {
  display: flex;
  gap: 1.25rem;
  font-size: 0.95rem;
  color: var(--color-muted);
}

.site-nav a {
  position: relative;
  padding-block: 0.25rem;
  transition: color 0.25s ease;
}

.site-nav a::after {
  content: "";
  position: absolute;
  inset-inline: 0;
  bottom: -0.4rem;
  height: 2px;
  background: linear-gradient(90deg, var(--color-accent), var(--color-accent-strong));
  transform: scaleX(0);
  transform-origin: center;
  transition: transform 0.25s ease;
}

.site-nav a:hover,
.site-nav a:focus-visible {
  color: #fff;
}

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

.cta-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.65rem 1.4rem;
  border-radius: 999px;
  border: 1px solid transparent;
  font-weight: 600;
  font-size: 0.95rem;
  color: #fff;
  background: linear-gradient(135deg, var(--color-accent), var(--color-accent-strong));
  box-shadow: 0 14px 34px rgba(71, 177, 255, 0.32);
  transition: transform 0.28s ease, box-shadow 0.28s ease, background 0.28s ease;
}

.cta-button:hover,
.cta-button:focus-visible {
  transform: translateY(-1px);
  box-shadow: 0 20px 45px rgba(71, 177, 255, 0.42);
}

.cta-button.ghost {
  background: transparent;
  border-color: rgba(255, 255, 255, 0.24);
  color: var(--color-text);
  box-shadow: none;
}

.cta-button.ghost:hover,
.cta-button.ghost:focus-visible {
  border-color: var(--color-accent);
  color: #fff;
}

.cta-button.primary {
  background: linear-gradient(135deg, var(--color-accent-strong), #64d1ff);
}

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 0.3rem;
  padding: 0.5rem;
  background: transparent;
  border: 1px solid rgba(255, 255, 255, 0.14);
  border-radius: var(--radius-sm);
  cursor: pointer;
}

.nav-toggle span {
  width: 1.4rem;
  height: 2px;
  background: #fff;
  transition: transform 0.3s ease, opacity 0.3s ease;
}

.nav-toggle.active span:nth-child(1) {
  transform: translateY(4px) rotate(45deg);
}

.nav-toggle.active span:nth-child(2) {
  opacity: 0;
}

.nav-toggle.active span:nth-child(3) {
  transform: translateY(-4px) rotate(-45deg);
}

.hero {
  padding: 6rem 0 0rem;
}

.hero .container {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 3.5rem;
  align-items: center;
}

.eyebrow {
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  font-weight: 600;
  color: var(--color-accent);
  margin-bottom: 1.25rem;
}

.hero h1 {
  font-size: clamp(2.5rem, 4vw, 3.75rem);
  line-height: 1.1;
  margin-bottom: 1.25rem;
  letter-spacing: -0.03em;
}

.lead {
  font-size: 1.1rem;
  color: var(--color-muted);
  max-width: 36ch;
}

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

.hero-highlights {
  position: relative;
  margin-top: 1.5rem;
  min-height: clamp(440px, 55vw, 560px);
  padding-bottom: 1rem;
}

.hero-card {
  position: absolute;
  inset: 0;
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transform: translateY(18px);
  transition: opacity 0.45s ease, transform 0.45s ease, box-shadow 0.3s ease;
  background: var(--color-surface);
  padding: 2rem;
  border-radius: var(--radius-lg);
  border: 1px solid rgba(255, 255, 255, 0.08);
  box-shadow: var(--shadow-soft);
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
  min-height: clamp(440px, 55vw, 560px);
}

.hero-card.is-active {
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
  transform: translateY(0);
}

.hero-card.is-active:hover {
  transform: translateY(-4px);
  box-shadow: 0 28px 60px rgba(29, 64, 123, 0.4);
}

.hero-graphic {
  border-radius: var(--radius-md);
  border: 1px solid rgba(255, 255, 255, 0.08);
  box-shadow: 0 18px 40px rgba(29, 64, 123, 0.45);
}

.overlay-card {
  position: relative;
  padding: 1.25rem;
  background: rgba(12, 17, 30, 0.85);
  border-radius: var(--radius-md);
  border: 1px solid rgba(255, 255, 255, 0.12);
  backdrop-filter: blur(16px);
  box-shadow: var(--shadow-card);
  margin-top: auto;
}

.overlay-title {
  font-weight: 600;
  margin-bottom: 0.5rem;
}

.overlay-card ul {
  color: var(--color-muted);
  font-size: 0.9rem;
  line-height: 1.5;
}

.hero-dots {
  margin-top: 1.25rem;
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.hero-dot {
  width: 12px;
  height: 12px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.25);
  border: none;
  padding: 0;
  cursor: pointer;
  transition: all 0.3s ease;
}

.hero-dot.is-active {
  width: 36px;
  background: linear-gradient(135deg, var(--color-accent), var(--color-accent-strong));
  box-shadow: 0 10px 24px rgba(71, 177, 255, 0.35);
}

.hero-dot:focus-visible {
  outline: none;
  box-shadow: 0 0 0 3px rgba(71, 177, 255, 0.35);
}

.to-top {
  position: fixed;
  bottom: 2rem;
  right: 2rem;
  width: 44px;
  height: 44px;
  border-radius: 999px;
  border: 1px solid rgba(255, 255, 255, 0.2);
  background: rgba(12, 17, 30, 0.85);
  color: #fff;
  font-size: 1.1rem;
  display: grid;
  place-items: center;
  cursor: pointer;
  box-shadow: 0 12px 28px rgba(0, 0, 0, 0.35);
  opacity: 0;
  pointer-events: none;
  transform: translateY(16px);
  transition: opacity 0.3s ease, transform 0.3s ease, background 0.3s ease;
  z-index: 15;
}

.to-top:hover,
.to-top:focus-visible {
  background: linear-gradient(135deg, var(--color-accent), var(--color-accent-strong));
  border-color: transparent;
}

.to-top.is-visible {
  opacity: 1;
  pointer-events: auto;
  transform: translateY(0);
}

.section {
  padding: 5rem 0;
}

.section-header {
  max-width: 860px;
  margin-bottom: 2.8rem;
}

.section-header h2 {
  font-size: clamp(2rem, 3vw, 2.7rem);
  margin-bottom: 1rem;
}

.section-header p {
  color: var(--color-muted);
  font-size: 1.05rem;
}

.painpoints .grid,
.modules .grid {
  display: grid;
  gap: 1.5rem;
}

.team {
  background: rgba(9, 13, 24, 0.82);
}

.team-grid {
  display: grid;
  gap: 1.5rem;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  margin-top: 3rem;
}

.team-members {
  margin-top: 2.5rem;
  display: grid;
  gap: 1.5rem;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
}

.member-card {
  background: rgba(11, 17, 30, 0.78);
  border-radius: var(--radius-md);
  border: 1px solid rgba(255, 255, 255, 0.12);
  padding: 1.75rem;
  box-shadow: var(--shadow-card);
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1rem;
  color: var(--color-muted);
}

.member-card h3 {
  margin: 0;
  color: var(--color-text);
  font-size: 1.1rem;
}

.member-role {
  margin: 0;
  font-weight: 600;
  font-size: 0.95rem;
  color: var(--color-accent);
}

.member-card p {
  margin: 0;
}

.member-card ul {
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0.5rem;
  text-align: left;
}

.member-card ul li {
  position: relative;
  padding-left: 1.1rem;
}

.member-card ul li::before {
  content: "\2022";
  position: absolute;
  left: 0;
  color: var(--color-accent);
}

.member-avatar {
  width: 96px;
  height: 96px;
  border-radius: 50%;
  object-fit: cover;
  border: 2px solid rgba(255, 255, 255, 0.25);
  box-shadow: 0 18px 30px rgba(31, 120, 255, 0.25);
}

.team-highlight {
  margin-top: 2.5rem;
  display: grid;
  gap: 1.5rem;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
}

.metric-card {
  background: rgba(11, 17, 30, 0.78);
  border-radius: var(--radius-md);
  border: 1px solid rgba(71, 177, 255, 0.16);
  padding: 1.75rem;
  box-shadow: var(--shadow-card);
}

.metric-value {
  display: block;
  font-size: 2rem;
  font-weight: 600;
  color: #64d1ff;
  margin-bottom: 0.35rem;
}

.metric-caption {
  color: var(--color-muted);
  margin: 0;
}

.team-footnote {
  margin-top: 2.5rem;
  background: rgba(8, 13, 23, 0.78);
  border-radius: var(--radius-md);
  border: 1px solid rgba(255, 255, 255, 0.12);
  padding: 1.5rem 1.75rem;
  box-shadow: var(--shadow-card);
  color: var(--color-muted);
  font-size: 0.95rem;
}

.grid-2 {
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
}

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

.card {
  background: rgba(11, 16, 28, 0.75);
  border-radius: var(--radius-md);
  border: 1px solid var(--color-border);
  padding: 1.75rem;
  box-shadow: var(--shadow-card);
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.card h3 {
  margin: 0;
  font-size: 1.15rem;
}

.card ul,
.card p {
  color: var(--color-muted);
}

.card ul li {
  position: relative;
  padding-left: 1.1rem;
}

.card ul li::before {
  content: "\2022";
  position: absolute;
  left: 0;
  color: var(--color-accent);
}

.features-grid {
  display: grid;
  gap: 1.5rem;
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.feature {
  position: relative;
  padding: 2rem 1.75rem 2.25rem;
  border-radius: var(--radius-md);
  background: rgba(15, 19, 32, 0.82);
  border: 1px solid rgba(71, 177, 255, 0.14);
  box-shadow: var(--shadow-card);
  overflow: hidden;
}

.feature::after {
  content: "";
  position: absolute;
  inset: auto 0 -40% 0;
  height: 140%;
  background: linear-gradient(180deg, rgba(71, 177, 255, 0.16), transparent);
  opacity: 0;
  transition: opacity 0.35s ease;
}

.feature:hover::after {
  opacity: 1;
}

.feature-icon {
  width: 48px;
  height: 48px;
  border-radius: 16px;
  display: grid;
  place-items: center;
  font-size: 1.5rem;
  background: rgba(71, 177, 255, 0.1);
  margin-bottom: 1rem;
}

.feature h3 {
  margin-top: 0;
  margin-bottom: 0.75rem;
}

.feature p {
  color: var(--color-muted);
  margin: 0;
}

.architecture-wrapper {
  display: grid;
  gap: 2rem;
  align-items: center;
}

.diagram {
  position: relative;
  background: rgba(11, 17, 30, 0.8);
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-border);
  padding: 2.5rem 2rem;
  text-align: center;
  box-shadow: var(--shadow-card);
}

.diagram-level {
  position: relative;
  font-size: 1.05rem;
  font-weight: 600;
  padding: 0.75rem 1.25rem;
  border-radius: 999px;
  border: 1px solid rgba(255, 255, 255, 0.18);
  display: inline-block;
  background: rgba(71, 177, 255, 0.12);
  margin-bottom: 3rem;
}

.diagram-level::after {
  content: "";
  position: absolute;
  top: 100%;
  left: 50%;
  width: 2px;
  height: 48px;
  background: linear-gradient(180deg, rgba(71, 177, 255, 0.45), rgba(71, 177, 255, 0));
  transform: translateX(-50%);
}

.diagram-branches {
  position: relative;
  display: flex;
  justify-content: space-around;
  gap: 2rem;
  flex-wrap: wrap;
  padding-top: 1.5rem;
}

.diagram-branches::before {
  content: "";
  position: absolute;
  top: 0.2rem;
  left: 10%;
  right: 10%;
  height: 2px;
  background: linear-gradient(90deg, rgba(71, 177, 255, 0), rgba(71, 177, 255, 0.45), rgba(71, 177, 255, 0));
}

.diagram-branches::after {
  content: "";
  position: absolute;
  top: 0.2rem;
  left: 50%;
  width: 2px;
  height: 1.3rem;
  background: linear-gradient(180deg, rgba(71, 177, 255, 0.45), rgba(71, 177, 255, 0));
  transform: translateX(-50%);
}

.branch {
  position: relative;
  background: rgba(18, 24, 38, 0.7);
  border-radius: var(--radius-md);
  padding: 1.5rem;
  min-width: 180px;
  border: 1px solid rgba(255, 255, 255, 0.1);
  margin-top: 1.5rem;
}

.branch::before {
  content: "";
  position: absolute;
  top: -1.5rem;
  left: 50%;
  width: 2px;
  height: 1.5rem;
  background: linear-gradient(180deg, rgba(71, 177, 255, 0.45), rgba(71, 177, 255, 0));
  transform: translateX(-50%);
}

.branch > span {
  display: inline-block;
  font-weight: 600;
  margin-bottom: 1rem;
}

.tenants {
  position: relative;
  display: grid;
  gap: 0.75rem;
  padding-top: 0.5rem;
}

.tenants::before {
  content: "";
  position: absolute;
  top: 0;
  left: 50%;
  width: 2px;
  height: 0.5rem;
  background: linear-gradient(180deg, rgba(71, 177, 255, 0.45), rgba(71, 177, 255, 0));
  transform: translateX(-50%);
}

.tenants span {
  position: relative;
  display: block;
  padding: 0.6rem 0.75rem;
  border-radius: var(--radius-sm);
  background: rgba(6, 11, 22, 0.85);
  border: 1px solid rgba(255, 255, 255, 0.12);
  font-size: 0.95rem;
}

.tenants span::before {
  content: "";
  position: absolute;
  top: -1rem;
  left: 50%;
  width: 2px;
  height: 1rem;
  background: linear-gradient(180deg, rgba(71, 177, 255, 0.45), rgba(71, 177, 255, 0));
  transform: translateX(-50%);
}

.tenants span:first-child {
  margin-top: 0.5rem;
}

.diagram-legend {
  display: grid;
  gap: 0.85rem;
  color: var(--color-muted);
  padding-left: 1rem;
}

.roadmap {
  background: rgba(9, 14, 25, 0.85);
}

.timeline {
  display: grid;
  gap: 1.5rem;
}

.timeline-item {
  position: relative;
  background: rgba(12, 18, 30, 0.85);
  border-radius: var(--radius-md);
  border: 1px solid rgba(255, 255, 255, 0.12);
  padding: 1.75rem;
  box-shadow: var(--shadow-card);
}

.timeline-phase {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  color: var(--color-accent);
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  font-size: 0.85rem;
}

.timeline-item h3 {
  margin: 0.6rem 0 0.75rem;
}

.timeline-item p {
  margin: 0;
  color: var(--color-muted);
}

.mission {
  background: linear-gradient(135deg, rgba(71, 177, 255, 0.15), rgba(18, 24, 38, 0.92));
}

.mission-content {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 3rem;
  align-items: center;
}

.mission .tagline {
  font-weight: 600;
  color: var(--color-accent);
}

.pillars {
  display: grid;
  gap: 1rem;
}

.pillars li {
  background: rgba(8, 13, 23, 0.8);
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: var(--radius-md);
  padding: 1.25rem 1.5rem;
  box-shadow: var(--shadow-card);
}

.pillar-title {
  display: block;
  font-weight: 600;
  margin-bottom: 0.4rem;
}

.cta {
  padding: 4rem 0;
  background: rgba(7, 11, 19, 0.92);
}

.cta .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 2rem;
  flex-wrap: wrap;
}

.contact .container {
  display: grid;
  gap: 3rem;
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.contact-info ul {
  display: grid;
  gap: 0.75rem;
  margin-top: 1.5rem;
  color: var(--color-muted);
}

.contact-form {
  background: rgba(8, 13, 23, 0.88);
  border-radius: var(--radius-md);
  border: 1px solid rgba(255, 255, 255, 0.12);
  padding: 2rem;
  display: grid;
  gap: 1.25rem;
  box-shadow: var(--shadow-card);
}

.contact-form label {
  display: grid;
  gap: 0.5rem;
  font-size: 0.95rem;
}

.contact-form input,
.contact-form textarea {
  background: rgba(5, 8, 16, 0.9);
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: var(--radius-sm);
  padding: 0.75rem 0.85rem;
  color: var(--color-text);
  font: inherit;
  transition: border-color 0.25s ease, box-shadow 0.25s ease;
}

.contact-form input:focus-visible,
.contact-form textarea:focus-visible {
  outline: none;
  border-color: var(--color-accent);
  box-shadow: 0 0 0 3px rgba(71, 177, 255, 0.12);
}

.contact-form textarea {
  resize: vertical;
  min-height: 130px;
}

.form-footnote {
  margin: 0;
  font-size: 0.8rem;
  color: var(--color-muted);
}

.site-footer {
  border-top: 1px solid var(--color-border);
  padding: 1.8rem 0 2.4rem;
  background: rgba(7, 10, 18, 0.95);
}

.site-footer .container {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  color: var(--color-muted);
  font-size: 0.9rem;
}

.footer-links {
  display: flex;
  gap: 1.5rem;
}

.footer-links a {
  color: inherit;
  transition: color 0.2s ease;
}

.footer-links a:hover,
.footer-links a:focus-visible {
  color: #fff;
}

@media (max-width: 960px) {
  .hero .container,
  .mission-content,
  .contact .container {
    grid-template-columns: 1fr;
  }

  .site-nav {
    position: fixed;
    inset: 0 0 auto;
    top: 70px;
    background: rgba(5, 7, 12, 0.95);
    padding: 2rem 1.5rem 2.5rem;
    transform: translateY(-110%);
    opacity: 0;
    visibility: hidden;
    transition: transform 0.35s ease, opacity 0.35s ease;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    pointer-events: none;
  }

  .site-nav ul {
    flex-direction: column;
    gap: 1.2rem;
    font-size: 1.1rem;
  }

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

  .hero-highlights {
    min-height: 360px;
  }

  .to-top {
    bottom: 1.5rem;
    right: 1.5rem;
  }

  .diagram-level::after,
  .diagram-branches::before,
  .diagram-branches::after,
  .branch::before,
  .tenants::before,
  .tenants span::before {
    display: none;
  }

  .grid-3 {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .site-nav.open {
    transform: translateY(0);
    opacity: 1;
    visibility: visible;
    pointer-events: auto;
  }

  .nav-toggle {
    display: flex;
  }

  .site-header .cta-button {
    display: none;
  }
}

@media (max-width: 720px) {
  .hero {
    padding-top: 5rem;
  }

  .section {
    padding: 4rem 0;
  }

  .cta .container {
    flex-direction: column;
    text-align: center;
  }

  .footer-links {
    width: 100%;
    justify-content: center;
  }

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

  .hero-highlights {
    margin-top: 1.25rem;
    min-height: 0;
    height: auto;
  }

  .to-top {
    bottom: 1.25rem;
    right: 1.25rem;
  }

  .hero-card {
    position: static;
    opacity: 1;
    visibility: visible;
    pointer-events: auto;
    transform: none;
    display: none;
    box-shadow: var(--shadow-soft);
    min-height: unset;
  }

  .hero-card.is-active {
    display: flex;
  }

  .hero-card.is-active:hover {
    transform: none;
  }

  .hero-dots {
    justify-content: center;
    margin-top: 0.75rem;
    margin-bottom: 0.5rem;
  }

  .grid-3 {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 540px) {
  .hero-card {
    padding: 1.5rem;
  }

  .hero-highlights {
    min-height: 500px;
    padding-bottom: 0.5rem;
  }

  .to-top {
    width: 40px;
    height: 40px;
    font-size: 1rem;
  }

  .brand img {
    height: 32px;
  }
}