/* ─── PROJECT HERO ─── */
.proj-hero {
    padding: 140px 6vw 60px;
    background: #111;
    border-bottom: 1px solid rgba(255,255,255,0.07);
  }
  .back-btn {
    display: inline-block;
    font-size: 0.8rem;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    opacity: 0.5;
    margin-bottom: 2rem;
    transition: opacity 0.2s;
  }
  .back-btn:hover { opacity: 1; color: var(--accent, #c8a96e); }
  
  .proj-hero-inner { max-width: 800px; }
  .proj-hero-inner h1 {
    font-size: clamp(2.4rem, 6vw, 5rem);
    font-weight: 900;
    text-transform: uppercase;
    letter-spacing: -0.02em;
    line-height: 1;
    margin: 0.5rem 0 1rem;
    word-break: break-word;
  }
  .proj-subtitle {
    font-size: 1rem;
    opacity: 0.55;
    line-height: 1.6;
    max-width: 540px;
  }
  
  /* ─── GALLERY GRID ─── */
  .proj-gallery { padding: var(--section-pad, 100px 6vw); background: #0d0d0d; }
  .proj-gallery .section-label { margin-bottom: 2rem; }
  
  .gallery-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 1rem;
  }
  .gallery-item {
    position: relative;
    aspect-ratio: 4 / 3;
    overflow: hidden;
    cursor: pointer;
    background: #1a1a1a;
  }
  .gallery-item img {
    width: 100%; height: 100%;
    object-fit: cover;
    transition: transform 0.4s ease;
    display: block;
  }
  .gallery-item:hover img { transform: scale(1.05); }
  
  .gallery-item .gallery-overlay {
    position: absolute; inset: 0;
    background: rgba(0,0,0,0);
    display: flex; align-items: center; justify-content: center;
    transition: background 0.3s;
  }
  .gallery-item:hover .gallery-overlay { background: rgba(0,0,0,0.45); }
  .gallery-overlay span {
    color: #fff;
    font-size: 1.6rem;
    opacity: 0;
    transition: opacity 0.3s;
  }
  .gallery-item:hover .gallery-overlay span { opacity: 1; }
  
  /* ─── LIGHTBOX ─── */
  .lightbox {
    display: none;
    position: fixed; inset: 0;
    background: rgba(0,0,0,0.93);
    z-index: 600;
    align-items: center;
    justify-content: center;
    flex-direction: column;
    padding: 1.5rem;
  }
  .lightbox.active { display: flex; }
  
  .lb-img-wrap {
    max-width: min(90vw, 900px);
    width: 100%;
    text-align: center;
  }
  .lb-img-wrap img {
    width: 100%;
    max-height: 72vh;
    object-fit: contain;
    border-radius: 4px;
    animation: lbFadeIn 0.25s ease;
  }
  @keyframes lbFadeIn {
    from { opacity: 0; transform: scale(0.97); }
    to   { opacity: 1; transform: none; }
  }
  .lb-caption {
    margin-top: 0.8rem;
    font-size: 0.85rem;
    opacity: 0.5;
    letter-spacing: 0.05em;
  }
  .lb-counter {
    margin-top: 0.5rem;
    font-size: 0.75rem;
    opacity: 0.3;
    letter-spacing: 0.1em;
  }
  
  .lb-close,
  .lb-prev,
  .lb-next {
    position: fixed;
    background: none;
    border: none;
    color: #fff;
    cursor: pointer;
    font-size: 1.4rem;
    transition: opacity 0.2s;
    opacity: 0.6;
  }
  .lb-close:hover, .lb-prev:hover, .lb-next:hover { opacity: 1; }
  
  .lb-close { top: 1.2rem; right: 1.5rem; font-size: 1.8rem; }
  .lb-prev  { left: 1.5rem;  top: 50%; transform: translateY(-50%); font-size: 2rem; }
  .lb-next  { right: 1.5rem; top: 50%; transform: translateY(-50%); font-size: 2rem; }
  
  /* ─── PROJECT CTA ─── */
  .proj-cta {
    background: #111;
    border-top: 1px solid rgba(255,255,255,0.07);
    padding: var(--section-pad, 100px 6vw);
    text-align: center;
  }
  .proj-cta-inner { max-width: 600px; margin: 0 auto; }
  .proj-cta h2 { margin-bottom: 1rem; }
  .proj-cta p { opacity: 0.6; margin-bottom: 2rem; line-height: 1.7; }
  
  /* ─── RESPONSIVE ─── */
  @media (max-width: 768px) {
    .proj-hero { padding: 110px 5vw 40px; }
    .gallery-grid { grid-template-columns: repeat(2, 1fr); gap: 0.6rem; }
    .lb-prev { left: 0.6rem; }
    .lb-next { right: 0.6rem; }
  }
  @media (max-width: 480px) {
    .gallery-grid { grid-template-columns: 1fr; }
  }

  .proj-iframe-wrap {
    position: relative;
    width: 100%;
    height: 80vh;
    min-height: 600px;
    border: 1px solid rgba(255,255,255,0.08);
    border-radius: 10px;
    overflow: hidden;
    background: #111;
  }
  .proj-iframe-wrap iframe {
    width: 100%;
    height: 100%;
    border: none;
    display: block;
    transform-origin: top left;
  }
  
  @media (max-width: 768px) {
    .proj-iframe-wrap {
      height: 80vh;
      min-height: 400px;
      border-radius: 6px;
    }
  }