/* ============================================
   DUALFRAME — Project Page CSS
   ============================================ */

.project-hero {
  padding-top: 120px;
  padding-bottom: 3rem;
  background: var(--bg);
}

.project-hero .container {
  max-width: 900px;
}

.project-back {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  color: var(--muted);
  text-decoration: none;
  font-size: 0.875rem;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  margin-bottom: 2.5rem;
  transition: var(--transition);
}

.project-back:hover {
  color: var(--white);
}

.project-meta {
  display: flex;
  gap: 0.75rem;
  margin-bottom: 1.5rem;
  flex-wrap: wrap;
}

.project-meta span {
  font-size: 0.75rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  padding: 0.35rem 0.9rem;
  border: 1px solid rgba(255,255,255,0.12);
  border-radius: 100px;
  color: var(--muted);
}

.project-title {
  font-family: 'Syne', sans-serif;
  font-size: clamp(2.5rem, 6vw, 5rem);
  font-weight: 800;
  line-height: 1.05;
  margin-bottom: 1.25rem;
}

.project-client {
  font-size: 1rem;
  color: var(--muted);
  margin-bottom: 0;
}

.project-cover {
  width: 100%;
  max-width: 900px;
  margin: 0 auto 4rem;
  display: block;
}

.project-cover img {
  width: 100%;
  border-radius: 8px;
  display: block;
}

.project-body {
  max-width: 680px;
  margin: 0 auto 5rem;
  padding: 0 1.5rem;
}

.project-body p {
  font-size: 1.125rem;
  line-height: 1.8;
  color: rgba(255,255,255,0.8);
  margin-bottom: 1.5rem;
}

.project-colors {
  max-width: 900px;
  margin: 0 auto 5rem;
  padding: 0 1.5rem;
}

.project-colors h4 {
  font-size: 0.75rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--muted);
  margin-bottom: 1rem;
}

.color-swatches {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
}

.color-swatch {
  width: 64px;
  height: 64px;
  border-radius: 50%;
  border: 1px solid rgba(255,255,255,0.08);
}

.project-gallery {
  max-width: 900px;
  margin: 0 auto 5rem;
  padding: 0 1.5rem;
}

.project-gallery h4 {
  font-size: 0.75rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--muted);
  margin-bottom: 1rem;
}

.gallery-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
}

.gallery-grid img {
  width: 100%;
  border-radius: 6px;
  display: block;
  cursor: zoom-in;
  transition: transform 0.4s cubic-bezier(0.25,0.1,0.25,1), opacity 0.3s;
}

.gallery-grid img:hover {
  transform: scale(1.02);
  opacity: 0.9;
}

/* Lightbox */
.lightbox {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.92);
  z-index: 9999;
  align-items: center;
  justify-content: center;
  cursor: zoom-out;
}

.lightbox.open {
  display: flex;
}

.lightbox img {
  max-width: 92vw;
  max-height: 90vh;
  border-radius: 6px;
  object-fit: contain;
}

.lightbox-close {
  position: fixed;
  top: 1.5rem;
  right: 1.5rem;
  background: none;
  border: none;
  color: rgba(255,255,255,0.6);
  font-size: 2rem;
  cursor: pointer;
  line-height: 1;
  padding: 0.25rem;
}

@media (max-width: 600px) {
  .gallery-grid { grid-template-columns: 1fr; }
}

.project-cta {
  text-align: center;
  padding: 5rem 1.5rem;
  border-top: 1px solid var(--border);
}

.project-cta p {
  color: var(--muted);
  margin-bottom: 2rem;
  font-size: 1.125rem;
}

@media (max-width: 768px) {
  .project-hero {
    padding-top: 100px;
  }
  .project-body {
    padding: 0 1rem;
  }
  .project-cover {
    padding: 0 1rem;
    margin-bottom: 2.5rem;
  }
  .project-colors {
    padding: 0 1rem;
    margin-bottom: 3rem;
  }
}