/* ===========================================================
   Section 3 — Residences & Pricing
   Not a pricing-card grid: three "elevations" (architectural
   sense — a building's face, drawn to scale) sharing one ground
   line, each rising higher than the last — Foundation, Panorama,
   Crown — literalising "life rises to a finer level."
   =========================================================== */

.sec3 {
  position: relative;
  background: var(--onyx);
  padding: clamp(28px, 4vw, 60px) 0 clamp(30px, 4vw, 45px);
  overflow: hidden;
}

.sec3__inner {
  position: relative;
  max-width: 1440px;
  margin: 0 auto;
  padding: 0 clamp(28px, 6vw, 88px);
}

.sec3__eyebrow {
  display: flex;
  align-items: center;
  gap: clamp(14px, 1.6vw, 20px);
  margin: 0 0 clamp(26px, 3.4vw, 40px);

  opacity: 0;
  transform: translateY(16px);
  transition:
    opacity 0.9s var(--ease-luxe),
    transform 0.9s var(--ease-luxe);
}

.sec3__eyebrow-index {
  font-family: var(--font-body);
  font-style: italic;
  font-size: 0.82rem;
  letter-spacing: 0.08em;
  color: var(--gold);
}

.sec3__eyebrow-rule {
  width: 48px;
  height: 1px;
  background: color-mix(in srgb, var(--gold) 45%, transparent);
}

.sec3__eyebrow-label {
  font-family: var(--font-body);
  font-style: italic;
  font-size: 0.82rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--ivory-dim);
}

.sec3__head {
  opacity: 0;
  transform: translateY(24px);
  transition:
    opacity 1.1s var(--ease-luxe) 0.1s,
    transform 1.1s var(--ease-luxe) 0.1s;
}

.sec3__heading {
  font-family: var(--font-display);
  font-weight: 700;
  text-transform: uppercase;
  color: var(--ivory);
  font-size: clamp(2rem, 5vw, 3.7rem);
  line-height: 1.18;
  letter-spacing: 0.015em;
  margin: 0 0 clamp(18px, 2vw, 26px);
}

.sec3__subhead {
  font-family: var(--font-body);
  font-weight: 400;
  color: var(--ivory-dim);
  font-size: clamp(1rem, 1.25vw, 1.18rem);
  line-height: 1.75;
  margin: 0;
}

/* ---------------------------------------------------------
   The plates
   --------------------------------------------------------- */
.sec3__plates {
  position: relative;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  align-items: end;
  column-gap: clamp(24px, 3vw, 52px);
  margin-top: clamp(56px, 8vw, 96px);
}

.sec3__plate {
  display: flex;
  flex-direction: column;

  opacity: 0;
  transform: translateY(30px);
  transition:
    opacity 0.9s var(--ease-luxe),
    transform 0.9s var(--ease-luxe);
}

.sec3__plate:nth-child(1) {
  transition-delay: 0.08s;
}
.sec3__plate:nth-child(2) {
  transition-delay: 0.22s;
}
.sec3__plate:nth-child(3) {
  transition-delay: 0.36s;
}

.sec3.is-inview .sec3__eyebrow,
.sec3.is-inview .sec3__head,
.sec3.is-inview .sec3__plate {
  opacity: 1;
  transform: none;
}

.sec3__plate-frame {
  position: relative;
  border: 1px solid color-mix(in srgb, var(--gold) 32%, transparent);
  background: var(--onyx-soft);
  overflow: hidden;
}

.sec3__plate--foundation .sec3__plate-frame {
  aspect-ratio: 3 / 4;
}

.sec3__plate--panorama .sec3__plate-frame {
  aspect-ratio: 3 / 4.7;
}

.sec3__plate--crown .sec3__plate-frame {
  aspect-ratio: 3 / 5.6;
}

.sec3__plate-img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 1.2s var(--ease-luxe);
}

.sec3__plate-frame:hover .sec3__plate-img {
  transform: scale(1.045);
}

.sec3__plate-tag {
  position: absolute;
  top: 18px;
  left: 18px;
  font-family: var(--font-body);
  font-style: italic;
  font-size: 0.7rem;
  letter-spacing: 0.06em;
  color: var(--ivory);
  padding: 6px 12px;
  border: 1px solid color-mix(in srgb, var(--gold) 55%, transparent);
  background: color-mix(in srgb, var(--onyx) 55%, transparent);
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
}

.sec3__plate-price {
  position: absolute;
  left: 18px;
  right: 18px;
  bottom: 18px;
  padding: 14px 16px;
  background: color-mix(in srgb, var(--onyx) 78%, transparent);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border-top: 1px solid color-mix(in srgb, var(--gold) 40%, transparent);
}

.sec3__plate-price-label {
  display: block;
  font-family: var(--font-body);
  font-style: italic;
  font-size: 0.72rem;
  letter-spacing: 0.04em;
  color: var(--ivory-dim);
  margin: 0 0 4px;
}

.sec3__plate-price-value {
  display: block;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(1.15rem, 1.6vw, 1.5rem);
  letter-spacing: 0.02em;
  color: var(--gold);
}

.sec3__plate-info {
  padding-top: clamp(20px, 2vw, 26px);
  border-top: 1px solid color-mix(in srgb, var(--gold) 45%, transparent);
  margin-top: clamp(20px, 2vw, 26px);
}

.sec3__plate-collection {
  display: block;
  font-family: var(--font-body);
  font-style: italic;
  font-size: 0.78rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--gold-soft);
  margin: 0 0 8px;
}

.sec3__plate-type {
  font-family: var(--font-display);
  font-weight: 700;
  text-transform: uppercase;
  color: var(--ivory);
  font-size: clamp(1.05rem, 1.4vw, 1.3rem);
  letter-spacing: 0.02em;
  margin: 0 0 8px;
}

.sec3__plate-size {
  font-family: var(--font-body);
  font-weight: 400;
  color: var(--ivory-dim);
  font-size: 0.92rem;
  letter-spacing: 0.01em;
  margin: 0 0 clamp(16px, 1.8vw, 22px);
}

.sec3__plate-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: transparent;
  border: none;
  padding: 0 0 3px;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 0.72rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--ivory);
  position: relative;
  width: fit-content;
  transition: color 0.3s var(--ease-luxe);
}

.sec3__plate-link::after {
  content: "";
  position: absolute;
  left: 0;
  right: 100%;
  bottom: 0;
  height: 1px;
  background: var(--gold);
  transition: right 0.3s var(--ease-luxe);
}

.sec3__plate-link:hover {
  color: var(--gold);
}

.sec3__plate-link:hover::after {
  right: 0;
}

.sec3__plate-link svg {
  width: 13px;
  height: 13px;
  transition: transform 0.3s var(--ease-luxe);
}

.sec3__plate-link:hover svg {
  transform: translateX(3px);
}

/* ---------------------------------------------------------
   Foot — disclaimer + CTA
   --------------------------------------------------------- */
.sec3__foot {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: clamp(20px, 3vw, 40px);
  margin-top: clamp(52px, 6vw, 80px);
  padding-top: clamp(24px, 3vw, 34px);
  border-top: 1px solid color-mix(in srgb, var(--ivory) 14%, transparent);

  opacity: 0;
  transform: translateY(18px);
  transition:
    opacity 1s var(--ease-luxe) 0.5s,
    transform 1s var(--ease-luxe) 0.5s;
}

.sec3.is-inview .sec3__foot {
  opacity: 1;
  transform: none;
}

.sec3__disclaimer {
  font-family: var(--font-body);
  font-style: italic;
  font-weight: 400;
  color: var(--ivory-muted);
  font-size: 0.78rem;
  line-height: 1.7;
  max-width: 56ch;
  margin: 0;
}

.sec3__foot .btn-gold {
  flex-shrink: 0;
}

/* ---------------------------------------------------------
   Tablet & mobile — stacked ascent, read top to bottom
   as Foundation → Panorama → Crown
   --------------------------------------------------------- */
@media (max-width: 1024px) {
  .sec3 {
    padding: clamp(64px, 12vw, 100px) 0 clamp(56px, 10vw, 88px);
  }

  .sec3__plates {
    grid-template-columns: 1fr;
    row-gap: clamp(44px, 8vw, 60px);
    align-items: stretch;
    margin-top: clamp(44px, 8vw, 64px);
  }

  .sec3__plate--foundation .sec3__plate-frame,
  .sec3__plate--panorama .sec3__plate-frame,
  .sec3__plate--crown .sec3__plate-frame {
    aspect-ratio: 16 / 10;
  }
}

@media (max-width: 768px) {
  .sec3__heading {
    font-size: clamp(1.8rem, 8vw, 2.6rem);
  }

  .sec3__foot {
    flex-direction: column;
    align-items: flex-start;
  }

  .sec3__foot .btn-gold {
    width: 100%;
    justify-content: center;
  }
}

@media (prefers-reduced-motion: reduce) {
  .sec3__plate-img {
    transition: none !important;
  }
}