.topbar{
  position:sticky;
  top:0;
  z-index:20;
  background:rgba(255,255,255,.86);
  backdrop-filter:saturate(180%) blur(14px);
  border-bottom:1px solid var(--line);
}
.topbar__inner{display:flex;align-items:center;justify-content:space-between;gap:18px;padding:14px 0}
.topbar__logo{text-decoration:none;display:flex;align-items:center}
.topbar__nav{display:flex;gap:16px;align-items:center}
.topbar__link{text-decoration:none;color:var(--muted);font-size:14px}
.topbar__link.is-active{color:var(--text)}
.topbar__right{display:flex;gap:12px;align-items:center}
.topbar__cta{height:38px;min-width:132px}

/* logo size */
.logo__img{width:140px;height:91px;object-fit:contain;display:block}

.topbar__inner{padding:18px 0}

.gallery-page{padding:40px 0 90px}
.gallery-head{padding:22px 0 18px}
.gallery-title{margin:0;font-size:54px;letter-spacing:-.02em}
.gallery-sub{margin:10px 0 0;color:var(--muted);max-width:720px;line-height:1.6}

/* Masonry using CSS columns (simple + Tesla-like) */
.masonry{
  column-count: 3;
  column-gap: 16px;
}
@media (max-width: 980px){
  .masonry{column-count:2}
}
@media (max-width: 640px){
  .masonry{column-count:1}
  .gallery-title{font-size:42px}
}

.tile{
  break-inside: avoid;
  margin: 0 0 16px;
  border-radius: 18px;
  overflow:hidden;
  border:1px solid var(--line);
  background:#fff;
  cursor:pointer;
  transition: transform 200ms ease, box-shadow 200ms ease;
}
.tile:hover{transform: translateY(-2px); box-shadow: var(--shadow)}
.tile__img{
  width:100%;
  display:block;
}
.tile__meta{padding:14px 16px}
.tile__title{font-weight:600;font-size:14px;letter-spacing:.2px}
.tile__desc{margin-top:6px;color:var(--muted);font-size:13px;line-height:1.5}

.lightbox{
  position:fixed; inset:0;
  display:none;
  align-items:center;
  justify-content:center;
  padding:22px;
  background: rgba(0,0,0,.65);
}
.lightbox.is-open{display:flex}
.lightbox__close{
  position:absolute; top:18px; right:18px;
  width:44px; height:44px;
  border-radius:999px;
  border:1px solid rgba(255,255,255,.35);
  background: rgba(0,0,0,.20);
  color:#fff;
  font-size:28px;
  cursor:pointer;
}
.lightbox__body{
  width:min(1100px, 96vw);
  max-height: 90vh;
  background:#fff;
  border-radius: 18px;
  overflow:hidden;
  display:grid;
  grid-template-columns: 1.4fr .6fr;
}
.lightbox__img{width:100%; height:100%; object-fit:cover; background:#f3f5f9}
.lightbox__meta{padding:18px 18px 18px 18px; border-left:1px solid var(--line)}
.lightbox__title{font-weight:600; font-size:16px}
.lightbox__desc{margin-top:10px; color:var(--muted); font-size:14px; line-height:1.6}

@media (max-width: 900px){
  .lightbox__body{grid-template-columns:1fr}
  .lightbox__meta{border-left:none;border-top:1px solid var(--line)}
  .lightbox__img{max-height:60vh}
}