:root {
  --bg: #f4efe6;
  --surface: #fff8ef;
  --surface-strong: #fff4e6;
  --ink: #222034;
  --muted: #5a576f;
  --line: #d7c8b7;
  --brand: #ea5b2d;
  --brand-deep: #cb3f15;
  --accent: #0f6a73;
  --accent-soft: #d6f2ef;
  --shadow-soft: 0 16px 35px rgba(34, 32, 52, 0.1);
  --shadow-hard: 0 24px 48px rgba(20, 19, 31, 0.18);
}

* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: "Sora", "Segoe UI", sans-serif;
  color: var(--ink);
  background:
    radial-gradient(circle at 0% 0%, #ffe6c6 0, transparent 42%),
    radial-gradient(circle at 95% 15%, #dbf8f3 0, transparent 35%),
    linear-gradient(180deg, #f9f2e8 0%, #f6ede0 100%);
  min-height: 100vh;
  overflow-x: hidden;
}

.noise {
  position: fixed;
  inset: 0;
  background-image:
    linear-gradient(120deg, transparent 40%, rgba(255, 255, 255, 0.35) 50%, transparent 60%),
    radial-gradient(rgba(34, 32, 52, 0.06) 0.6px, transparent 0.6px);
  background-size: 170% 170%, 4px 4px;
  opacity: 0.45;
  z-index: -1;
  animation: shimmer 12s linear infinite;
  pointer-events: none;
}

.site-header,
main,
.site-footer {
  width: min(1120px, calc(100% - 2.2rem));
  margin-inline: auto;
}

.site-header {
  padding-block: 1.2rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.brand {
  text-decoration: none;
  color: var(--ink);
  font-family: "Bricolage Grotesque", "Sora", sans-serif;
  font-size: clamp(1.25rem, 2vw, 1.6rem);
  font-weight: 800;
  letter-spacing: -0.02em;
}

.top-nav {
  display: flex;
  gap: 1.1rem;
}

.top-nav a {
  color: var(--muted);
  font-weight: 600;
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color 150ms ease, border-color 150ms ease;
}

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

main {
  display: grid;
  gap: 1.25rem;
  padding-block: 0.5rem 3rem;
}

.hero,
.credibility,
.problem-solution,
.features,
.org-tier,
.governance,
.reliability,
.use-cases,
.final-cta {
  border: 1px solid var(--line);
  border-radius: 1.3rem;
  background: color-mix(in srgb, var(--surface) 86%, white 14%);
  box-shadow: var(--shadow-soft);
}

.hero {
  padding: clamp(1.5rem, 3vw, 2.5rem);
  background:
    linear-gradient(125deg, #fff7ea 10%, #fff3df 62%, #f3fdfb 100%);
  box-shadow: var(--shadow-hard);
}

.eyebrow {
  margin: 0;
  text-transform: uppercase;
  letter-spacing: 0.13em;
  font-size: 0.76rem;
  color: var(--accent);
  font-weight: 700;
}

h1,
h2,
h3 {
  margin: 0;
  font-family: "Bricolage Grotesque", "Sora", sans-serif;
  letter-spacing: -0.02em;
  line-height: 1.15;
}

h1 {
  margin-top: 0.7rem;
  max-width: 16ch;
  font-size: clamp(2rem, 6vw, 4rem);
}

.hero-copy {
  margin: 1rem 0 1.3rem;
  max-width: 62ch;
  color: #38354f;
  line-height: 1.65;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-bottom: 0.95rem;
}

.btn {
  border-radius: 999px;
  padding: 0.73rem 1.12rem;
  font-weight: 700;
  text-decoration: none;
  transition: transform 180ms ease, box-shadow 180ms ease, background-color 180ms ease;
}

.btn:hover,
.btn:focus-visible {
  transform: translateY(-2px);
}

.btn-primary {
  color: #fff;
  background: linear-gradient(120deg, var(--brand), var(--brand-deep));
  box-shadow: 0 10px 20px rgba(203, 63, 21, 0.3);
}

.btn-secondary {
  color: var(--ink);
  background: #fff;
  border: 1px solid var(--line);
}

.trust-line {
  margin: 0;
  color: var(--muted);
  font-size: 0.9rem;
}

.credibility,
.features,
.org-tier,
.governance,
.reliability,
.use-cases,
.final-cta {
  padding: clamp(1.2rem, 2.3vw, 2rem);
}

.credibility-points {
  margin-top: 1rem;
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 0.8rem;
}

.credibility-points p {
  margin: 0;
  padding: 0.9rem;
  border-radius: 0.8rem;
  border: 1px solid #e8d8c5;
  background: #fff;
  line-height: 1.45;
}

.problem-solution {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1rem;
  background: transparent;
  border: none;
  box-shadow: none;
}

.panel {
  padding: 1.4rem;
  border-radius: 1rem;
  border: 1px solid var(--line);
  box-shadow: var(--shadow-soft);
}

.panel p {
  margin: 0.75rem 0 0;
  color: #38354f;
  line-height: 1.6;
}

.panel-problem {
  background: #fff9ef;
}

.panel-solution {
  background: linear-gradient(140deg, #ebfbf7 10%, #f6fffd 100%);
}

.feature-grid {
  margin-top: 1rem;
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 0.8rem;
}

.feature-card,
.use-case-card {
  border: 1px solid #e8d8c5;
  border-radius: 1rem;
  background: #fff;
  padding: 1rem;
}

.feature-card h3,
.use-case-card h3 {
  font-size: 1.07rem;
}

.feature-card p,
.use-case-card p,
.org-intro,
.reliability p {
  margin: 0.6rem 0 0;
  color: #413d58;
  line-height: 1.55;
}

.steps {
  margin: 1rem 0 1.2rem;
  padding-left: 1.2rem;
  line-height: 1.65;
}

.governance ul {
  margin: 0.9rem 0 0;
  padding-left: 1.2rem;
  line-height: 1.7;
}

.use-case-grid {
  margin-top: 1rem;
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 0.8rem;
}

.final-cta {
  text-align: center;
  background: linear-gradient(130deg, #fff5e2 0%, #f0fcf9 100%);
}

.final-cta h2 {
  margin-inline: auto;
  max-width: 34ch;
}

.final-cta .hero-actions {
  margin-top: 1rem;
  margin-bottom: 0;
  justify-content: center;
}

.site-footer {
  padding-bottom: 2rem;
  color: var(--muted);
  text-align: center;
  font-size: 0.94rem;
}

.reveal-group {
  opacity: 0;
  transform: translateY(22px) scale(0.98);
}

.reveal-group.is-visible {
  opacity: 1;
  transform: translateY(0) scale(1);
  transition: opacity 450ms ease, transform 450ms ease;
}

@keyframes shimmer {
  0% {
    background-position: 0% 0%, 0 0;
  }
  100% {
    background-position: 100% 100%, 0 0;
  }
}

@media (max-width: 980px) {
  .credibility-points,
  .feature-grid,
  .use-case-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 760px) {
  .site-header {
    flex-direction: column;
    align-items: flex-start;
    gap: 0.75rem;
  }

  .problem-solution {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 620px) {
  .top-nav {
    gap: 0.8rem;
    flex-wrap: wrap;
  }

  .credibility-points,
  .feature-grid,
  .use-case-grid {
    grid-template-columns: 1fr;
  }
}