.page-shell {
  position: relative;
  width: min(100%, 72rem);
  min-height: 100vh;
  margin: 0 auto;
  padding: clamp(1rem, 3vw, 2rem);
}

.landing {
  display: grid;
  grid-template-columns: minmax(18rem, 1.05fr) minmax(18rem, 0.95fr);
  gap: clamp(1rem, 2.5vw, 1.5rem);
  align-items: stretch;
  min-height: calc(100vh - clamp(2rem, 6vw, 4rem));
}

.hero-stage,
.archive-callout,
.social-grid a {
  border: 1px solid var(--color-line);
  border-radius: var(--radius-card);
  box-shadow: var(--shadow-soft);
  backdrop-filter: blur(18px);
}

.hero-stage {
  position: relative;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  min-height: 34rem;
  padding: clamp(1.4rem, 4vw, 2.2rem);
  overflow: hidden;
  background:
    radial-gradient(circle at 12% 14%, rgba(94, 129, 172, 0.18), transparent 22%),
    linear-gradient(180deg, var(--color-surface-strong), var(--color-surface));
}

.hero-stage::after {
  content: "";
  position: absolute;
  right: -4.5rem;
  bottom: -4.5rem;
  width: 15rem;
  height: 15rem;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(94, 129, 172, 0.12), transparent 70%);
  pointer-events: none;
}

.hero-head {
  position: relative;
  z-index: 1;
  display: inline-flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 0.9rem;
}

.site-logo {
  width: clamp(5.25rem, 12vw, 7.5rem);
  height: auto;
}

.site-name {
  color: var(--color-ink-subtle);
}

.construction-card {
  position: relative;
  z-index: 1;
  display: inline-flex;
  flex-direction: column;
  gap: 0.75rem;
  align-self: flex-start;
  max-width: 28rem;
  margin-top: auto;
  padding: clamp(1.15rem, 2vw, 1.5rem);
  border: 2px solid rgba(17, 17, 17, 0.86);
  border-radius: 0.85rem;
  background: rgba(251, 250, 248, 0.94);
  transform: rotate(-1.5deg);
}

.construction-card::before,
.construction-card::after {
  content: "";
  position: absolute;
  top: -0.6rem;
  width: 3.2rem;
  height: 1rem;
  background: rgba(94, 129, 172, 0.18);
  border: 1px solid rgba(68, 85, 104, 0.16);
}

.construction-card::before {
  left: 1rem;
  transform: rotate(-7deg);
}

.construction-card::after {
  right: 1rem;
  transform: rotate(8deg);
}

.landing-title {
  max-width: 10ch;
}

.landing-copy {
  color: var(--color-ink-muted);
}

.link-stage {
  display: grid;
  align-content: center;
  gap: 1rem;
}

.archive-callout {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  min-height: 8.5rem;
  padding: clamp(1.25rem, 3vw, 1.75rem);
  background:
    linear-gradient(135deg, var(--color-primary-dark), var(--color-primary-deep));
  color: #ffffff;
  text-decoration: none;
  transition:
    transform 180ms ease,
    background-color 180ms ease,
    border-color 180ms ease;
}

.archive-callout:hover,
.archive-callout:focus-visible {
  transform: translateY(-0.125rem);
  border-color: var(--color-primary-deep);
}

.archive-callout__text {
  font-size: clamp(1.75rem, 5vw, var(--type-headline-large));
  line-height: 1;
  letter-spacing: -0.05em;
}

.archive-callout__arrow {
  font-size: 1.4rem;
  opacity: 0.94;
}

.social-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.75rem;
  margin: 0;
  padding: 0;
  list-style: none;
}

.social-grid li:nth-child(1),
.social-grid li:nth-child(5),
.social-grid li:nth-child(9) {
  grid-column: span 2;
}

.social-grid a {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 4rem;
  gap: 1rem;
  padding: 1rem 1.05rem;
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.92), rgba(255, 255, 255, 0.72));
  color: var(--color-primary-dark);
  text-decoration: none;
  transition:
    transform 180ms ease,
    border-color 180ms ease,
    color 180ms ease,
    background-color 180ms ease;
}

.social-grid a::after {
  content: "↗";
  font-size: 0.95rem;
  color: var(--color-ink-subtle);
}

.social-handle {
  margin-left: auto;
  padding-right: 0.35rem;
  font-family: var(--font-mono);
  font-size: var(--type-label-large);
  color: var(--color-ink-subtle);
}

.social-grid a:hover,
.social-grid a:focus-visible {
  transform: translateY(-0.125rem);
  border-color: rgba(94, 129, 172, 0.38);
  color: var(--color-primary);
  background: rgba(255, 255, 255, 0.98);
}

#main-content:focus {
  outline: none;
}

@media (max-width: 52rem) {
  .landing {
    grid-template-columns: 1fr;
  }

  .hero-stage {
    min-height: 26rem;
  }
}

@media (max-width: 40rem) {
  body::before {
    background-size: 3.25rem 3.25rem;
  }

  .page-shell {
    padding-inline: 0.9rem;
  }

  .construction-card {
    transform: none;
  }

  .social-handle {
    font-size: var(--type-label-medium);
  }

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

  .social-grid li:nth-child(1),
  .social-grid li:nth-child(5),
  .social-grid li:nth-child(9) {
    grid-column: auto;
  }
}