.site-header {
  position: absolute;
  z-index: 20;
  inset: 0 0 auto;
  height: var(--header-height);
  color: var(--color-white);
}

.site-header.is-scrolled {
  position: fixed;
  background: rgb(5 6 12 / 0.9);
  border-bottom: 1px solid var(--color-line-dark);
  backdrop-filter: blur(18px);
}

.header-inner,
.footer-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 100%;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.8rem;
  font-size: 1.35rem;
  font-weight: var(--weight-bold);
  letter-spacing: -0.035em;
}

.brand-mark {
  width: 2.35rem;
  height: 2.35rem;
}

.primary-nav {
  display: flex;
  align-items: center;
  gap: clamp(1.4rem, 3vw, 2.8rem);
}

.primary-nav a {
  position: relative;
  padding-block: 0.5rem;
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.045em;
  text-transform: uppercase;
}

.primary-nav a::after {
  position: absolute;
  right: 0;
  bottom: 0;
  left: 0;
  height: 2px;
  content: "";
  background: var(--gradient-brand);
  transform: scaleX(0);
  transform-origin: right;
  transition: transform var(--transition);
}

.primary-nav a:hover::after,
.primary-nav a:focus-visible::after,
.primary-nav a[aria-current="page"]::after {
  transform: scaleX(1);
  transform-origin: left;
}

.nav-toggle {
  display: none;
  width: 2.75rem;
  height: 2.75rem;
  padding: 0.65rem;
  color: var(--color-white);
  background: transparent;
  border: 1px solid var(--color-line-dark);
  border-radius: var(--radius-sm);
}

.nav-toggle span:not(.sr-only) {
  display: block;
  width: 100%;
  height: 2px;
  margin: 4px 0;
  background: currentColor;
  transition: transform var(--transition), opacity var(--transition);
}

.button-row {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-sm);
}

.button {
  display: inline-flex;
  min-width: 10rem;
  min-height: 3rem;
  align-items: center;
  justify-content: center;
  padding: 0.8rem 1.5rem;
  border: 1px solid transparent;
  border-radius: 0.2rem;
  font-size: 0.75rem;
  font-weight: 750;
  letter-spacing: 0.02em;
  text-transform: uppercase;
  transition: transform var(--transition), box-shadow var(--transition), background var(--transition);
}

.button:hover {
  transform: translateY(-2px);
}

.button-primary {
  color: var(--color-white);
  background: var(--gradient-button);
  box-shadow: 0 8px 28px rgb(99 70 255 / 0.28);
}

.button-primary:hover {
  box-shadow: 0 12px 38px rgb(99 70 255 / 0.42);
}

.button-secondary {
  color: var(--color-white);
  background: rgb(5 6 12 / 0.32);
  border-color: rgb(255 255 255 / 0.72);
}

.button-secondary:hover {
  background: rgb(255 255 255 / 0.08);
}

.button-outline-dark {
  min-height: 2.6rem;
  margin-top: var(--space-sm);
  color: var(--color-ink);
  border-color: var(--color-ink);
}

.text-link {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  color: var(--color-violet);
  font-size: 0.82rem;
  font-weight: 650;
}

.text-link span {
  transition: transform var(--transition);
}

.text-link:hover span {
  transform: translateX(0.25rem);
}

.section-grid {
  display: grid;
  grid-template-columns: 225px minmax(0, 1fr);
  gap: clamp(2rem, 5vw, 4.5rem);
}

.section-heading > p {
  color: var(--color-ink-soft);
  line-height: 1.4;
}

.section-kicker,
.eyebrow {
  margin-bottom: var(--space-sm);
  color: var(--color-violet);
  font-size: 0.7rem;
  font-weight: 750;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

.site-footer {
  color: rgb(255 255 255 / 0.72);
  background: #080a13;
  border-top: 1px solid var(--color-line-dark);
}

.footer-inner {
  min-height: 5.3rem;
  gap: var(--space-lg);
}

.brand-small {
  color: var(--color-white);
  font-size: 0.9rem;
}

.brand-small .brand-mark {
  width: 1.7rem;
  height: 1.7rem;
}

.footer-inner p {
  margin: 0;
  font-size: 0.72rem;
}

.social-links {
  display: flex;
  gap: 1.1rem;
}

.social-links a {
  padding: 0.25rem;
  color: var(--color-white);
}

.social-links svg {
  width: 1.05rem;
  height: 1.05rem;
}