/* Shared shell geometry: full-bleed header/footer, one consistent content line. */
:root {
  --ci-shell-content-max: 80rem;
  /* Match the original primary navigation: 20 px on phone, 32 px from md up. */
  --ci-shell-gutter: 1.25rem;
}

@media (min-width: 768px) {
  :root {
    --ci-shell-gutter: 2rem;
  }
}

#root > footer {
  padding-left: 0 !important;
  padding-right: 0 !important;
}

#root > footer > div {
  box-sizing: border-box;
  max-width: var(--ci-shell-content-max);
  padding-left: var(--ci-shell-gutter);
  padding-right: var(--ci-shell-gutter);
  width: 100%;
}

.ci-platform-footer {
  display: grid;
  gap: 0.75rem;
}

.ci-platform-footer > span {
  color: #a3a3a3;
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.ci-platform-footer > a {
  color: #d4d4d4;
  font-size: 0.875rem;
  text-decoration: none;
  transition: color 160ms ease;
}

.ci-platform-footer > a:hover {
  color: #a5f3fc;
}

.ci-platform-footer > .ci-founder-label {
  border-top: 1px solid rgba(255, 255, 255, 0.12);
  color: #a3a3a3;
  font-size: 0.6875rem;
  letter-spacing: 0.08em;
  margin-top: 0.4rem;
  padding-top: 0.9rem;
  text-transform: uppercase;
}

.ci-mindforge-platform-panel {
  box-sizing: border-box;
  margin: 2rem auto 0;
  max-width: var(--ci-shell-content-max);
  padding: 0 var(--ci-shell-gutter);
}

.ci-mindforge-platform-panel > * {
  box-sizing: border-box;
}

.ci-mindforge-platform-panel::before {
  background: linear-gradient(90deg, #22d3ee, #818cf8 48%, #a78bfa);
  border-radius: 999px;
  content: "";
  display: block;
  height: 2px;
  margin-bottom: 1.35rem;
  opacity: 0.9;
  width: 4.75rem;
}

.ci-mindforge-eyebrow {
  color: #67e8f9;
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.16em;
  margin: 0;
  text-transform: uppercase;
}

.ci-mindforge-platform-panel h2 {
  color: #f8fafc;
  font-size: clamp(1.65rem, 3vw, 2.45rem);
  letter-spacing: -0.035em;
  line-height: 1.08;
  margin: 0.65rem 0 0;
}

.ci-mindforge-copy {
  color: #a3a3a3;
  font-size: 0.98rem;
  line-height: 1.75;
  margin: 1rem 0 0;
  max-width: 51rem;
}

.ci-mindforge-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.7rem;
  margin-top: 1.35rem;
}

.ci-mindforge-action {
  border: 1px solid rgba(255, 255, 255, 0.18);
  border-radius: 999px;
  color: #e5e7eb;
  font-size: 0.84rem;
  font-weight: 600;
  padding: 0.7rem 1rem;
  text-decoration: none;
  transition: border-color 160ms ease, color 160ms ease, transform 160ms ease, background 160ms ease;
}

.ci-mindforge-action:hover {
  background: rgba(255, 255, 255, 0.07);
  border-color: #67e8f9;
  color: #cffafe;
  transform: translateY(-1px);
}

.ci-mindforge-action-primary {
  background: #f8fafc;
  border-color: #f8fafc;
  color: #111827;
}

.ci-mindforge-action-primary:hover {
  background: #cffafe;
  border-color: #cffafe;
  color: #0f172a;
}

.ci-arth-foundation-panel {
  background: #f5f7fa;
  border-top: 1px solid #e5e7eb;
  box-sizing: border-box;
  color: #101828;
  padding: clamp(4.5rem, 8vw, 7.5rem) var(--ci-shell-gutter);
}

.ci-arth-foundation-inner {
  align-items: end;
  display: grid;
  gap: clamp(2.5rem, 6vw, 6rem);
  grid-template-columns: minmax(15rem, 0.8fr) minmax(20rem, 1.2fr);
  margin: 0 auto;
  max-width: var(--ci-shell-content-max);
}

.ci-arth-foundation-identity {
  border-left: 2px solid #b58a32;
  padding-left: clamp(1.25rem, 3vw, 2rem);
}

.ci-arth-foundation-mark {
  color: #132a44;
  display: block;
  font-family: "Noto Serif Devanagari", "Nirmala UI", serif;
  font-size: clamp(4.25rem, 9vw, 7.5rem);
  font-weight: 500;
  letter-spacing: -0.07em;
  line-height: 0.9;
}

.ci-arth-foundation-eyebrow {
  color: #667085;
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  line-height: 1.6;
  margin: 1.5rem 0 0;
  max-width: 22rem;
  text-transform: uppercase;
}

.ci-arth-foundation-content h2 {
  color: #101828;
  font-size: clamp(2.1rem, 4.7vw, 4.25rem);
  font-weight: 600;
  letter-spacing: -0.055em;
  line-height: 1.02;
  margin: 0;
  max-width: 47rem;
}

.ci-arth-foundation-content p {
  color: #475467;
  font-size: clamp(1rem, 1.5vw, 1.16rem);
  line-height: 1.75;
  margin: 1.5rem 0 0;
  max-width: 43rem;
}

.ci-arth-foundation-action {
  align-items: center;
  background: #132a44;
  border: 1px solid #132a44;
  color: #fff;
  display: inline-flex;
  font-size: 0.86rem;
  font-weight: 700;
  letter-spacing: 0.025em;
  margin-top: 2rem;
  padding: 0.9rem 1.2rem;
  text-decoration: none;
  transition: background 160ms ease, border-color 160ms ease, transform 160ms ease;
}

.ci-arth-foundation-action::after {
  content: "\2197";
  margin-left: 0.75rem;
}

.ci-arth-foundation-action:hover {
  background: #1d3d61;
  border-color: #1d3d61;
  transform: translateY(-1px);
}

.ci-arth-foundation-pillars {
  display: grid;
  gap: 0.6rem;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  margin-top: 1.8rem;
}

.ci-arth-foundation-pillars span {
  border-top: 1px solid #d0d5dd;
  color: #475467;
  font-size: 0.76rem;
  padding-top: 0.75rem;
}

.ci-arth-foundation-pillars b {
  color: #0969ff;
  display: block;
  font-size: 0.7rem;
  letter-spacing: 0.08em;
  margin-bottom: 0.25rem;
}

.ci-arth-foundation-actions {
  align-items: center;
  display: flex;
  flex-wrap: wrap;
  gap: 1.1rem;
  margin-top: 2rem;
}

.ci-arth-foundation-actions .ci-arth-foundation-action {
  margin-top: 0;
}

.ci-arth-foundation-text-link {
  color: #132a44;
  font-size: 0.86rem;
  font-weight: 700;
  text-decoration: none;
}

.ci-arth-foundation-text-link:hover {
  color: #0969ff;
}

@media (max-width: 760px) {
  .ci-arth-foundation-inner {
    align-items: start;
    grid-template-columns: 1fr;
  }

  .ci-arth-foundation-pillars {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (prefers-reduced-motion: reduce) {
  .ci-arth-foundation-action {
    transition: none;
  }
}