/* ════════════════════════════════════════════════════════
   LA PETITE — l'archive
   Editorial hang: solo plates, offset pairs, trios.
   ════════════════════════════════════════════════════════ */

.arch-intro {
  padding: clamp(140px, 16vw, 220px) var(--edge) clamp(56px, 7vw, 104px);
}

.arch-intro__title {
  margin: 0;
  font-family: var(--display);
  font-weight: 400;
  font-size: clamp(48px, 7.5vw, 128px);
  line-height: 1.0;
  letter-spacing: -0.01em;
  max-width: 12ch;
  text-wrap: balance;
}

.arch-intro__title em {
  font-style: italic;
}

.arch-intro__lede {
  max-width: 46ch;
  margin: clamp(24px, 3vw, 40px) 0 0;
  font-size: clamp(15px, 1.15vw, 18px);
  line-height: 1.8;
  color: var(--muted);
}

.arch {
  display: grid;
  gap: clamp(72px, 9vw, 152px);
  padding: 0 var(--edge) clamp(72px, 9vw, 140px);
}

/* Solo — one wide plate, held off-centre */
.arch__solo {
  max-width: 860px;
  width: 100%;
}

.arch__solo .plate__frame {
  aspect-ratio: 4 / 3;
}

.arch__solo--right {
  justify-self: end;
}

/* Pair — two plates, hung at different heights */
.arch__pair {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: clamp(28px, 5vw, 96px);
  max-width: 1240px;
  margin: 0 auto;
  width: 100%;
  align-items: start;
}

.arch__pair .plate:nth-child(2) {
  margin-top: clamp(56px, 8vw, 140px);
}

.arch__pair--flip .plate:nth-child(2) {
  margin-top: 0;
}

.arch__pair--flip .plate:nth-child(1) {
  margin-top: clamp(56px, 8vw, 140px);
}

.arch__pair .plate__frame {
  aspect-ratio: 3 / 4;
}

/* Trio — a quiet row of three */
.arch__trio {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap: clamp(20px, 3vw, 48px);
  align-items: start;
}

.arch__trio .plate:nth-child(2) {
  margin-top: clamp(40px, 6vw, 104px);
}

.arch__trio .plate__frame {
  aspect-ratio: 3 / 4;
}

.arch-outro {
  padding: clamp(56px, 7vw, 104px) var(--edge) clamp(96px, 11vw, 160px);
  border-top: 1px solid var(--line);
  text-align: center;
}

.arch-outro p {
  margin: 0;
  font-family: var(--display);
  font-style: italic;
  font-size: clamp(22px, 2.4vw, 36px);
}

.arch-outro .cta {
  margin-top: 0;
  margin-left: 16px;
  vertical-align: middle;
}

@media (max-width: 900px) {
  /* Pairs and trios become swipeable strips */
  .arch__pair,
  .arch__trio {
    display: flex;
    grid-template-columns: none;
    gap: 12px;
    overflow-x: auto;
    scroll-snap-type: x mandatory;
    margin-left: calc(-1 * var(--edge));
    margin-right: calc(-1 * var(--edge));
    padding-left: var(--edge);
    padding-right: var(--edge);
    scrollbar-width: none;
    -webkit-overflow-scrolling: touch;
  }

  .arch__pair::-webkit-scrollbar,
  .arch__trio::-webkit-scrollbar {
    display: none;
  }

  .arch__pair .plate,
  .arch__trio .plate {
    flex: 0 0 78%;
    scroll-snap-align: center;
    margin-top: 0 !important;
  }

  .arch__solo--right {
    justify-self: stretch;
  }
}