.container {
  width: min(var(--max), calc(100% - 2rem));
  margin-inline: auto;
}

.narrow {
  max-width: 840px;
}

.section {
  position: relative;
  padding: clamp(3.25rem, 5.6vw, 4.65rem) 0;
}

.section + .section {
  padding-top: clamp(1.85rem, 3.6vw, 2.8rem);
}

.section--first {
  padding-top: calc(var(--header-height) + clamp(3.5rem, 6vw, 4.4rem));
  padding-bottom: clamp(3rem, 5vw, 4.2rem);
}

.section--muted {
  overflow: visible;
  background: transparent;
  border-block: 0;
  box-shadow: none;
}

.section--muted::before {
  display: none;
}

.section--muted > .container {
  position: relative;
  z-index: 1;
}

.site-header {
  position: fixed;
  inset: 0 0 auto 0;
  z-index: 1000;
  height: var(--header-height);
  display: flex;
  align-items: center;
  backdrop-filter: blur(24px) saturate(1.28);
  -webkit-backdrop-filter: blur(24px) saturate(1.28);
  background: linear-gradient(180deg, rgba(3, 5, 13, 0.82), rgba(3, 5, 13, 0.56) 78%, transparent 100%);
  border-bottom: 0;
  box-shadow: 0 18px 50px rgba(0, 0, 0, 0.18);
}

.nav-shell {
  width: min(var(--max), calc(100% - 2rem));
  margin-inline: auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.7rem;
  font-weight: 800;
  letter-spacing: -0.04em;
}

.brand__mark {
  width: 2.75rem;
  height: 2.75rem;
  display: grid;
  place-items: center;
  flex: 0 0 auto;
  overflow: visible;
  border: 0;
  border-radius: 0;
  background: transparent;
  box-shadow: none;
}

.brand__icon {
  width: 100%;
  height: 100%;
  object-fit: contain;
  border-radius: 0;
  filter:
    drop-shadow(0 0 7px rgba(255, 255, 255, 0.26))
    drop-shadow(0 0 18px rgba(123, 140, 255, 0.28))
    drop-shadow(0 0 30px rgba(255, 210, 113, 0.10));
  transform: translateZ(0);
  animation: brand-logo-glow 5.8s ease-in-out infinite alternate;
  will-change: filter, transform;
}

@keyframes brand-logo-glow {
  0% {
    filter:
      drop-shadow(0 0 5px rgba(255, 255, 255, 0.20))
      drop-shadow(0 0 13px rgba(123, 140, 255, 0.22))
      drop-shadow(0 0 24px rgba(255, 210, 113, 0.07));
    transform: translateZ(0) scale(1);
  }

  50% {
    filter:
      drop-shadow(0 0 8px rgba(255, 255, 255, 0.34))
      drop-shadow(0 0 24px rgba(123, 140, 255, 0.38))
      drop-shadow(0 0 40px rgba(255, 210, 113, 0.15));
    transform: translateZ(0) scale(1.025);
  }

  100% {
    filter:
      drop-shadow(0 0 6px rgba(255, 255, 255, 0.24))
      drop-shadow(0 0 18px rgba(184, 132, 255, 0.32))
      drop-shadow(0 0 34px rgba(255, 210, 113, 0.12));
    transform: translateZ(0) scale(1.01);
  }
}

@media (prefers-reduced-motion: reduce) {
  .brand__icon {
    animation: none;
  }
}

.brand__text {
  display: flex;
  flex-direction: column;
  line-height: 1.05;
}

.brand__tagline {
  font-size: 0.72rem;
  color: var(--muted);
  letter-spacing: 0;
  font-weight: 650;
}

.nav-menu {
  display: flex;
  align-items: center;
  gap: 0.2rem;
}

.nav-menu__mobile-only {
  display: none;
}

.nav-menu a {
  border-radius: 999px;
  padding: 0.55rem 0.85rem;
  color: var(--muted-strong);
  font-size: 0.94rem;
  font-weight: 650;
  transition: background 180ms ease, color 180ms ease, box-shadow 180ms ease;
}

.nav-menu a:hover,
.nav-menu a.is-active {
  background: var(--brand-soft);
  color: var(--text);
  box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.035);
}

.nav-actions {
  display: flex;
  align-items: center;
  gap: 0.65rem;
}

.language-select {
  min-width: 5.8rem;
  border: 1px solid var(--line);
  color: var(--text);
  background: rgba(13, 20, 36, 0.84);
  border-radius: 999px;
  padding: 0.45rem 0.75rem;
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.035);
}

.mobile-toggle {
  display: none;
  width: 2.5rem;
  height: 2.5rem;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: rgba(13, 20, 36, 0.84);
  color: var(--text);
}

.mobile-toggle span {
  display: block;
  width: 1rem;
  height: 2px;
  margin: 4px auto;
  border-radius: 99px;
  background: currentColor;
}

.site-footer {
  border-top: 0;
  background: transparent;
  backdrop-filter: none;
  -webkit-backdrop-filter: none;
  padding: 3rem 0;
}

.footer-grid {
  width: min(var(--max), calc(100% - 2rem));
  margin-inline: auto;
  display: grid;
  grid-template-columns: 1.2fr 2fr;
  gap: 3rem;
}

.footer-brand p {
  max-width: 36rem;
  margin-bottom: 1rem;
}

.footer-links {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 1.5rem;
}

.footer-links h3 {
  font-size: 0.92rem;
  margin-bottom: 0.85rem;
}

.footer-links a,
.footer-links span {
  display: block;
  color: var(--muted);
  font-size: 0.92rem;
  margin: 0.4rem 0;
}

.hero__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(1.6rem, 4vw, 2.8rem);
  align-items: stretch;
}

.hero__grid--single {
  grid-template-columns: minmax(0, 1fr);
  gap: 0;
}

.hero__content {
  max-width: 1080px;
}

.split-layout {
  display: grid;
  grid-template-columns: minmax(0, 1.08fr) minmax(300px, 0.92fr);
  gap: clamp(2rem, 6vw, 5rem);
  align-items: center;
}

.section-heading {
  max-width: 760px;
  margin-inline: auto;
  margin-bottom: clamp(1.35rem, 2.8vw, 1.9rem);
  text-align: center;
}

.section-heading p {
  margin-inline: auto;
}

.section-heading h2,
.split-layout h2,
.page-hero h1 {
  font-size: clamp(2rem, 4vw, 4rem);
}

.card-grid {
  display: grid;
  gap: 1rem;
}

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

.module-grid,
.screenshot-grid,
.capability-grid {
  display: grid;
  gap: 1rem;
}

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

.screenshot-grid {
  grid-template-columns: minmax(0, 1fr);
  max-width: 980px;
  margin-inline: auto;
  gap: clamp(1.15rem, 2.8vw, 1.85rem);
}

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

.capability-grid--wide {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}