/* Concept & comparison pages — white editorial, network spine, versus layout */

body.concept-page {
  background: #ffffff;
}

body.concept-page .editorial-main {
  gap: 72px;
}

/* ── Hero ── */

body.concept-page .concept-hero {
  gap: 32px;
  padding-bottom: 8px;
  border-bottom: 1px solid #ffffff;
}

body.concept-page .concept-eyebrow {
  font-size: var(--fs-11);
  font-weight: 700;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--page-accent);
}

body.concept-page .concept-definition-panel {
  padding: 22px 0 0;
  border-top: 1px solid #ffffff;
  max-width: 62ch;
}

body.concept-page .concept-definition-panel .editorial-product-definition {
  margin-top: 0;
  font-size: var(--fs-fluid-2xs);
  line-height: 1.55;
  font-weight: 500;
  color: var(--page-text);
}

body.concept-page .concept-versus {
  display: inline-flex;
  align-items: baseline;
  flex-wrap: wrap;
  gap: 10px 16px;
  font-family: var(--font-display);
  font-size: var(--fs-fluid-lg);
  line-height: 1;
  letter-spacing: -0.02em;
}

body.concept-page .concept-versus-cheeky {
  color: var(--page-text);
}

body.concept-page .concept-versus-mark {
  font-family: var(--font-display);
  font-size: 0.42em;
  font-weight: 500;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--page-dim);
  transform: translateY(-0.15em);
}

body.concept-page .concept-versus-other {
  color: var(--page-accent);
  font-style: italic;
}

body.concept-page .editorial-title {
  max-width: 14ch;
}

body.concept-page .editorial-lead {
  max-width: 58ch;
  font-size: var(--fs-17);
}

/* ── Network stack (AI fashion network) ── */

body.concept-page .concept-network {
  display: grid;
  gap: 0;
  position: relative;
}

body.concept-page .concept-layer {
  display: grid;
  grid-template-columns: 48px minmax(0, 1fr);
  gap: 28px;
  padding: 0 0 40px;
}

body.concept-page .concept-layer:last-child {
  padding-bottom: 0;
}

body.concept-page .concept-layer-rail {
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: center;
}

body.concept-page .concept-layer-node {
  width: 14px;
  height: 14px;
  border-radius: 50%;
  border: 2px solid #ffffff;
  background: #ffffff;
  flex-shrink: 0;
  z-index: 1;
}

body.concept-page .concept-layer-line {
  flex: 1;
  width: 2px;
  margin-top: 6px;
  background: linear-gradient(180deg, var(--page-accent) 0%, rgba(232, 100, 42, 0.15) 100%);
  min-height: 48px;
}

body.concept-page .concept-layer-content {
  padding: 4px 0 0;
  border-bottom: 1px solid #ffffff;
  padding-bottom: 36px;
}

body.concept-page .concept-layer:last-child .concept-layer-content {
  border-bottom: 0;
  padding-bottom: 0;
}

body.concept-page .concept-layer-label {
  font-size: var(--fs-11);
  font-weight: 700;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--page-accent);
  margin-bottom: 12px;
}

body.concept-page .concept-layer-title {
  font-family: var(--font-display);
  font-size: var(--fs-fluid-xl);
  font-weight: 400;
  line-height: 1.02;
  letter-spacing: -0.02em;
  color: var(--page-text);
  max-width: 22ch;
  margin-bottom: 14px;
}

body.concept-page .concept-layer-copy {
  color: var(--page-dim);
  font-size: var(--fs-16);
  line-height: 1.75;
  max-width: 58ch;
}

/* ── Comparison blocks ── */

body.concept-page .concept-compare {
  display: grid;
  gap: 48px;
}

body.concept-page .concept-compare-block {
  display: grid;
  gap: 20px;
}

body.concept-page .concept-compare-topic {
  font-size: var(--fs-11);
  font-weight: 700;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--page-dim);
}

body.concept-page .concept-compare-columns {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 1px minmax(0, 1fr);
  gap: 0 32px;
  align-items: start;
  padding: 32px 0;
  border-top: 1px solid #ffffff;
  border-bottom: 1px solid #ffffff;
}

body.concept-page .concept-compare-side {
  display: grid;
  gap: 12px;
}

body.concept-page .concept-compare-party {
  font-size: var(--fs-11);
  font-weight: 700;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

body.concept-page .concept-compare-side--cheeky .concept-compare-party {
  color: var(--page-accent);
}

body.concept-page .concept-compare-side--other .concept-compare-party {
  color: var(--page-dim);
}

body.concept-page .concept-compare-side h2 {
  font-family: var(--font-display);
  font-size: var(--fs-fluid-md);
  font-weight: 400;
  line-height: 1.05;
  letter-spacing: -0.02em;
  color: var(--page-text);
}

body.concept-page .concept-compare-side p {
  color: var(--page-dim);
  font-size: var(--fs-15);
  line-height: 1.72;
  max-width: 42ch;
}

body.concept-page .concept-compare-divider {
  background: #ffffff;
  align-self: stretch;
  min-height: 100%;
}

/* ── FAQ on concept pages ── */

body.concept-page .aeo-faq {
  margin-top: 0;
  background: #ffffff;
  border-color: #ffffff;
  box-shadow: none;
}

body.concept-page .site-footer {
  background: transparent;
  box-shadow: none;
}

@media (max-width: 768px) {
  body.concept-page .concept-compare-columns {
    grid-template-columns: 1fr;
    gap: 28px;
    padding: 24px 0;
  }

  body.concept-page .concept-compare-divider {
    width: 100%;
    height: 1px;
    min-height: 0;
  }

  body.concept-page .concept-layer {
    grid-template-columns: 32px minmax(0, 1fr);
    gap: 18px;
  }
}

@media (prefers-reduced-motion: reduce) {
  body.concept-page .concept-layer-node,
  body.concept-page .concept-layer-line {
    transition: none;
  }
}