.site-shell {
  position: relative;
  min-height: 100vh;
  isolation: isolate;
}

.site-shell::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: -1;
  background:
    radial-gradient(circle at 14% 20%, rgba(157, 216, 201, 0.18), transparent 0 22rem),
    radial-gradient(circle at 82% 18%, rgba(241, 164, 143, 0.16), transparent 0 18rem),
    radial-gradient(circle at 52% 80%, rgba(73, 184, 177, 0.1), transparent 0 24rem);
  filter: blur(18px);
}

.container,
.container-wide,
.container-narrow {
  width: min(100% - 2rem, var(--content-default));
  margin-inline: auto;
}

.container-wide {
  width: min(100% - 2rem, var(--content-wide));
}

.container-narrow {
  width: min(100% - 2rem, var(--content-narrow));
}

.section {
  position: relative;
  padding-block: clamp(var(--space-12), 10vw, var(--space-24));
}

.section-tight {
  padding-block: clamp(var(--space-8), 6vw, var(--space-16));
}

.section-panel {
  position: relative;
  overflow: clip;
  border: 1px solid var(--color-border);
  border-radius: 2rem;
  background: linear-gradient(
    180deg,
    rgba(255, 255, 255, 0.68) 0%,
    rgba(255, 255, 255, 0.46) 100%
  );
  box-shadow: var(--shadow-md);
  backdrop-filter: blur(18px);
}

.section-panel::before {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background:
    linear-gradient(140deg, rgba(255,255,255,0.45), transparent 35%),
    radial-gradient(circle at top right, rgba(73, 184, 177, 0.14), transparent 0 18rem);
  opacity: 0.95;
}

.stack {
  display: grid;
  gap: var(--space-6);
}

.stack-lg {
  display: grid;
  gap: var(--space-10);
}

.cluster {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--space-3);
}

.split {
  display: grid;
  gap: clamp(var(--space-8), 4vw, var(--space-16));
  align-items: start;
}

.frame-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.1fr) minmax(18rem, 0.9fr);
  gap: clamp(var(--space-8), 5vw, var(--space-16));
  align-items: center;
}

.archive-grid {
  display: grid;
  grid-template-columns: 9rem minmax(0, 1fr);
  gap: clamp(var(--space-6), 4vw, var(--space-12));
  align-items: start;
}

.archive-rail {
  position: sticky;
  top: calc(var(--header-height) + 1.5rem);
  display: grid;
  gap: var(--space-4);
}

.archive-rail-label {
  font-size: var(--text-xs);
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--color-text-faint);
}

.archive-rail-line {
  width: 1px;
  min-height: 10rem;
  background: linear-gradient(
    180deg,
    rgba(73, 184, 177, 0.15) 0%,
    rgba(73, 184, 177, 0.65) 45%,
    rgba(73, 184, 177, 0.12) 100%
  );
}

.story-flow {
  display: grid;
  gap: clamp(var(--space-6), 3vw, var(--space-10));
}

.story-panel {
  position: relative;
  padding: clamp(var(--space-6), 4vw, var(--space-10));
  border: 1px solid rgba(65, 91, 88, 0.12);
  border-radius: 1.6rem;
  background: rgba(255, 255, 255, 0.52);
  box-shadow: 0 10px 28px rgba(39, 66, 63, 0.07);
  backdrop-filter: blur(14px);
}

.story-panel:nth-child(2n) {
  margin-left: clamp(0rem, 5vw, 3.5rem);
}

.story-panel:nth-child(3n) {
  margin-right: clamp(0rem, 3vw, 2rem);
}

.surface-card {
  position: relative;
  padding: clamp(var(--space-5), 3vw, var(--space-8));
  border-radius: 1.5rem;
  border: 1px solid rgba(65, 91, 88, 0.12);
  background: rgba(255, 255, 255, 0.58);
  box-shadow: var(--shadow-sm);
  backdrop-filter: blur(14px);
}

.surface-card-strong {
  background: rgba(255, 255, 255, 0.84);
}

.mini-orbit {
  position: absolute;
  border-radius: 999px;
  border: 1px solid rgba(73, 184, 177, 0.22);
  background: radial-gradient(circle at 30% 30%, rgba(255,255,255,0.72), rgba(157,216,201,0.24));
  box-shadow: 0 12px 30px rgba(73, 184, 177, 0.12);
  pointer-events: none;
}

.grid-2 {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: clamp(var(--space-4), 2vw, var(--space-8));
}

.grid-3 {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: clamp(var(--space-4), 2vw, var(--space-8));
}

.full-bleed {
  width: 100%;
}

.section-head {
  display: grid;
  gap: var(--space-4);
  max-width: 44rem;
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  width: fit-content;
  padding: 0.55rem 0.9rem;
  border: 1px solid rgba(73, 184, 177, 0.16);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.62);
  color: var(--color-primary-deep);
  font-size: var(--text-xs);
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

.eyebrow::before {
  content: "";
  width: 0.5rem;
  height: 0.5rem;
  border-radius: 999px;
  background: linear-gradient(135deg, var(--color-secondary), var(--color-primary));
  box-shadow: 0 0 0 0.2rem rgba(73, 184, 177, 0.12);
}

.page-divider {
  width: 100%;
  height: 1px;
  background: linear-gradient(
    90deg,
    transparent 0%,
    rgba(65, 91, 88, 0.12) 15%,
    rgba(73, 184, 177, 0.2) 50%,
    rgba(65, 91, 88, 0.12) 85%,
    transparent 100%
  );
}

.layered-stage {
  position: relative;
  min-height: clamp(24rem, 56vw, 42rem);
  border-radius: 2rem;
  border: 1px solid rgba(65, 91, 88, 0.12);
  overflow: hidden;
  background:
    radial-gradient(circle at 50% 10%, rgba(255,255,255,0.75), transparent 0 16rem),
    linear-gradient(180deg, rgba(255,255,255,0.74) 0%, rgba(235,243,239,0.8) 100%);
  box-shadow: var(--shadow-lg);
}

.layered-stage::before {
  content: "";
  position: absolute;
  inset: 8% 12% auto;
  height: 62%;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(157,216,201,0.26), transparent 68%);
  filter: blur(26px);
}

.layer {
  position: absolute;
  inset: auto;
  border-radius: 999px;
  border: 1px solid rgba(65, 91, 88, 0.11);
  background: rgba(255,255,255,0.42);
  backdrop-filter: blur(12px);
}

.layout-columns {
  display: grid;
  grid-template-columns: minmax(0, 1.25fr) minmax(18rem, 0.85fr);
  gap: clamp(var(--space-8), 4vw, var(--space-16));
  align-items: start;
}

.layout-sidebar {
  display: grid;
  gap: var(--space-4);
}

.layout-sidebar > * {
  position: sticky;
  top: calc(var(--header-height) + 1.25rem);
}

@media (max-width: 1100px) {
  .frame-grid,
  .layout-columns {
    grid-template-columns: 1fr;
  }

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

  .archive-rail {
    position: static;
    grid-auto-flow: column;
    align-items: center;
  }

  .archive-rail-line {
    width: 100%;
    min-height: 1px;
    min-width: 6rem;
    height: 1px;
    background: linear-gradient(
      90deg,
      rgba(73, 184, 177, 0.15) 0%,
      rgba(73, 184, 177, 0.65) 45%,
      rgba(73, 184, 177, 0.12) 100%
    );
  }

  .story-panel:nth-child(2n),
  .story-panel:nth-child(3n) {
    margin-inline: 0;
  }
}

@media (max-width: 760px) {
  .container,
  .container-wide,
  .container-narrow {
    width: min(100% - 1.25rem, var(--content-default));
  }

  .section {
    padding-block: clamp(var(--space-10), 12vw, var(--space-16));
  }

  .section-panel,
  .layered-stage {
    border-radius: 1.4rem;
  }

  .grid-2,
  .grid-3 {
    grid-template-columns: 1fr;
  }

  .archive-rail {
    grid-auto-flow: row;
    gap: var(--space-3);
  }

  .eyebrow {
    letter-spacing: 0.12em;
  }
}