body {
  background: var(--bg);
  color: var(--text);
  min-height: 100vh;
}

.dev-page {
  max-width: 1100px;
  margin: 0 auto;
  padding: 3rem 2rem 5rem;
}

.dev-page-back {
  display: inline-block;
  font-family: 'Barlow Condensed', sans-serif;
  font-size: 0.8rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--gold);
  text-decoration: none;
  margin-bottom: 2.5rem;
  transition: opacity 0.2s;
}

.dev-page-back:hover { opacity: 0.7; }

.dev-page-title {
  font-family: var(--font-display);
  font-size: clamp(1.6rem, 4vw, 2.8rem);
  font-weight: 700;
  letter-spacing: 0.25em;
  text-transform: uppercase;
  margin: 0 0 0.4rem;
}

.dev-page-sub {
  font-family: 'Barlow Condensed', sans-serif;
  font-size: 0.8rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.4);
  margin: 0 0 2.5rem;
}

/* Single full-width image (Concept Development) */
.dev-page-single img {
  width: 100%;
  height: auto;
  display: block;
  border-radius: 3px;
}

/* Hero + trio layout (Form & Interior Development) */
.dev-page-hero {
  margin-bottom: 0.8rem;
}

.dev-page-hero img {
  width: 100%;
  height: auto;
  display: block;
  border-radius: 3px;
}

.dev-page-trio {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0.8rem;
}

.dev-page-trio img {
  width: 100%;
  height: auto;
  display: block;
  border-radius: 3px;
}

@media (max-width: 640px) {
  .dev-page-trio { grid-template-columns: 1fr; }
}