/* Perception case study — Stack C companion to portfolio style.css */

.perception-case-page {
  min-height: 100vh;
}

.perception-case-top {
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  padding: 0.85rem 0;
  background: rgba(7, 7, 15, 0.55);
}

.perception-case-top__inner {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
}

.perception-case-top__back {
  margin: 0 !important;
}

.perception-case-top__brand {
  margin: 0;
  font-size: 0.85rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--msr-text-muted, #a8a8b8);
}

.perception-case {
  --msr-prose-max: 40rem;
  --perception-gap: clamp(1.75rem, 4vw, 2.5rem);
  padding: clamp(1.75rem, 5vw, 3rem) 0 clamp(3rem, 8vw, 5rem);
}

.perception-case__hero {
  display: grid;
  grid-template-columns: minmax(0, 1.2fr) minmax(14rem, 0.75fr);
  gap: clamp(1.25rem, 3.5vw, 2.5rem);
  align-items: start;
  margin-bottom: var(--perception-gap);
}

.perception-case__hero-copy {
  display: grid;
  gap: 0.85rem;
  min-width: 0;
  padding-top: 0.15rem;
  align-content: start;
}

.perception-case__hero-copy .perception-case__section--goal {
  margin-top: 0.5rem;
  margin-bottom: 0;
  max-width: none;
  padding-top: 0.85rem;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
}

.perception-case__badge-wrap {
  margin: 0;
}

.perception-case__badge {
  display: inline-block;
  padding: 0.25rem 0.65rem;
  border-radius: 0.25rem;
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: #e8e0f0;
  background: rgba(192, 64, 216, 0.18);
  border: 1px solid rgba(192, 64, 216, 0.4);
}

.perception-case__title {
  margin: 0;
  font-size: clamp(1.65rem, 3.5vw, 2.35rem);
  line-height: 1.2;
  color: var(--msr-text-on-dark, #e4e4ea);
  text-wrap: balance;
}

.perception-case__lede {
  margin: 0;
  max-width: 36rem;
  color: var(--msr-text-muted, #a8a8b8);
  font-size: 1.05rem;
  line-height: 1.6;
}

.perception-case__cover {
  margin: 0;
  max-width: 20rem;
  width: 100%;
  justify-self: end;
  position: sticky;
  top: 1rem;
  display: grid;
  gap: 0.55rem;
}

.perception-case__cover img {
  display: block;
  width: 100%;
  height: auto;
  border-radius: 0.35rem;
  border: 1px solid rgba(255, 255, 255, 0.1);
  background: #111;
  box-shadow: 0 18px 40px rgba(0, 0, 0, 0.45);
}

.perception-case__cover figcaption {
  margin: 0;
  font-size: 0.85rem;
  line-height: 1.45;
  color: var(--msr-text-muted, #a8a8b8);
}

.perception-case__gallery {
  margin-bottom: var(--perception-gap);
}

.perception-case__gallery-title,
.perception-case__programme-title,
.perception-case__section h2 {
  margin: 0 0 0.45rem;
  font-size: 0.95rem;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--msr-magenta, #c040d8);
}

.perception-case__gallery-lede {
  margin: 0 0 1rem;
  max-width: var(--msr-prose-max);
  color: var(--msr-text-muted, #a8a8b8);
  font-size: 0.95rem;
  line-height: 1.55;
}

.perception-case__gallery-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: clamp(0.85rem, 2vw, 1.25rem);
}

.perception-case__shot {
  margin: 0;
  display: grid;
  gap: 0;
  background: rgba(0, 0, 0, 0.28);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 0.4rem;
  overflow: hidden;
}

.perception-case__shot img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 14 / 9;
  object-fit: cover;
  object-position: top center;
  background: #111;
}

.perception-case__shot figcaption {
  padding: 0.75rem 0.9rem 0.9rem;
  font-size: 0.9rem;
  line-height: 1.5;
  color: var(--msr-text-muted, #a8a8b8);
}

.perception-case__shot figcaption strong {
  color: var(--msr-text-on-dark, #e4e4ea);
  font-weight: 700;
}

.perception-case__shot--wide {
  grid-column: 1 / -1;
}

.perception-case__section {
  margin: 0;
  min-width: 0;
}

.perception-case__section--goal,
.perception-case__section--decisions {
  max-width: var(--msr-prose-max);
  margin-bottom: var(--perception-gap);
}

.perception-case__decisions {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0.85rem;
}

.perception-case__decisions li {
  margin: 0;
  padding: 0.85rem 1rem;
  background: rgba(0, 0, 0, 0.22);
  border: 1px solid rgba(255, 255, 255, 0.07);
  border-radius: 0.4rem;
  color: var(--msr-text-muted, #a8a8b8);
  font-size: 0.95rem;
  line-height: 1.55;
  overflow-wrap: anywhere;
}

.perception-case__decisions strong {
  display: block;
  margin-bottom: 0.25rem;
  color: var(--msr-text-on-dark, #e4e4ea);
  font-weight: 700;
}

.perception-case__section p,
.perception-case__step p {
  margin: 0;
  color: var(--msr-text-on-dark, #e4e4ea);
  font-size: 1rem;
  line-height: 1.65;
  overflow-wrap: anywhere;
}

.perception-case__section p + p,
.perception-case__step p + p {
  margin-top: 1rem;
}

.perception-case__pair {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: clamp(1.25rem, 3vw, 2rem);
  margin-bottom: var(--perception-gap);
  padding: clamp(1.1rem, 2.5vw, 1.5rem);
  background: rgba(0, 0, 0, 0.22);
  border: 1px solid rgba(255, 255, 255, 0.07);
  border-radius: 0.45rem;
}

.perception-case__pair--close {
  margin-bottom: 1.25rem;
}

.perception-case__programme {
  margin-bottom: var(--perception-gap);
}

.perception-case__programme-title {
  margin-bottom: 0.85rem;
}

.perception-case__steps {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: clamp(0.85rem, 2vw, 1.15rem);
}

.perception-case__step {
  margin: 0;
  padding: clamp(1rem, 2.2vw, 1.25rem);
  background: rgba(0, 0, 0, 0.28);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 0.4rem;
  display: grid;
  gap: 0.65rem;
  align-content: start;
}

.perception-case__step h3 {
  margin: 0;
  font-size: 1rem;
  line-height: 1.3;
  color: var(--msr-text-on-dark, #e4e4ea);
  font-weight: 700;
}

.perception-case__step p {
  font-size: 0.95rem;
  line-height: 1.6;
  color: var(--msr-text-muted, #a8a8b8);
}

.perception-case__note {
  font-size: 0.92rem;
  color: var(--msr-text-muted, #a8a8b8);
}

.perception-case__nav {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-top: 0.25rem;
}

@media (max-width: 900px) {
  .perception-case__hero {
    grid-template-columns: 1fr;
  }

  .perception-case__cover {
    justify-self: start;
    max-width: 14rem;
    position: static;
  }

  .perception-case__hero-copy .perception-case__section--goal {
    padding-top: 0.75rem;
  }

  .perception-case__steps {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 700px) {
  .perception-case__gallery-grid,
  .perception-case__pair {
    grid-template-columns: 1fr;
  }

  .perception-case__shot--wide {
    grid-column: auto;
  }

  .perception-case-top__inner {
    flex-direction: column;
    align-items: flex-start;
  }
}