:root {
  --bg: #0c0c0d;
  --fg: #f2f0ec;
  --muted: #7c7972;
  --line: #1f1f22;
  --maxw: 1400px;
}

* { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }

body {
  background: var(--bg);
  color: var(--fg);
  font-family: "Inter", system-ui, sans-serif;
  font-weight: 400;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

img { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }

/* Header */
.site-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1.6rem clamp(1.2rem, 4vw, 3rem);
}
.brand {
  font-size: 0.95rem;
  font-weight: 500;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}
.brand-sub {
  color: var(--muted);
  font-weight: 400;
}
.header-link {
  font-size: 0.82rem;
  letter-spacing: 0.06em;
  color: var(--muted);
  transition: color 0.2s;
}
.header-link:hover { color: var(--fg); }

/* Filter bar */
.filters {
  display: flex;
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 0.4rem clamp(0.8rem, 2vw, 1.4rem) 1.6rem;
}
.filter-select {
  display: inline-flex;
  align-items: center;
  gap: 0.7rem;
}
.filter-label {
  font-size: 0.68rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--muted);
}
.filter-select select {
  appearance: none;
  -webkit-appearance: none;
  background: transparent url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'><path d='M2 4l4 4 4-4' fill='none' stroke='%237c7972' stroke-width='1.5'/></svg>") no-repeat right 0.85rem center;
  border: 1px solid var(--line);
  color: var(--fg);
  font-family: inherit;
  font-size: 0.85rem;
  padding: 0.5rem 2.4rem 0.5rem 1rem;
  border-radius: 100px;
  cursor: pointer;
  transition: border-color 0.2s;
}
.filter-select select:hover { border-color: var(--muted); }
.filter-select select:focus { outline: none; border-color: var(--fg); }
.filter-select option { background: var(--bg); color: var(--fg); }

.gallery.empty::after {
  content: "No photos match.";
  display: block;
  color: var(--muted);
  font-size: 0.9rem;
  padding: 3rem 1rem;
}

/* Masonry gallery — adapts to any aspect ratio */
.gallery {
  columns: 3;
  column-gap: 6px;
  padding: 0.5rem clamp(0.4rem, 1.5vw, 1rem) 5rem;
  max-width: var(--maxw);
  margin: 0 auto;
}
@media (max-width: 900px) { .gallery { columns: 2; } }
@media (max-width: 560px) { .gallery { columns: 1; } }

.gallery figure {
  position: relative;
  break-inside: avoid;
  margin: 0 0 6px;
  overflow: hidden;
  cursor: pointer;
  background: #141416;
}
.gallery figure img {
  width: 100%;
  height: auto;          /* preserves native aspect ratio */
  opacity: 0;            /* fade in once decoded */
  transition: opacity 0.5s ease, transform 0.6s cubic-bezier(0.2, 0.8, 0.2, 1);
}
.gallery figure img.loaded { opacity: 1; }
.gallery figure:hover img.loaded { transform: scale(1.03); }

.gallery figcaption {
  position: absolute;
  left: 0; right: 0; bottom: 0;
  display: flex;
  flex-direction: column;
  gap: 0.15rem;
  padding: 2.4rem 1.1rem 1rem;
  color: #fff;
  background: linear-gradient(transparent, rgba(0, 0, 0, 0.72));
  opacity: 0;
  transform: translateY(6px);
  transition: opacity 0.3s, transform 0.3s;
}
.gallery figure:hover figcaption { opacity: 1; transform: translateY(0); }
.cap-title { font-size: 0.9rem; font-weight: 500; letter-spacing: 0.01em; }
.cap-place { font-size: 0.74rem; letter-spacing: 0.05em; color: rgba(255, 255, 255, 0.72); }

/* Contact */
.contact {
  text-align: center;
  padding: 1.6rem 1.5rem;
  border-top: 1px solid var(--line);
}
.socials {
  display: flex;
  gap: 1.8rem;
  justify-content: center;
  font-size: 0.82rem;
  letter-spacing: 0.06em;
}
.socials a { color: var(--muted); transition: color 0.2s; }
.socials a:hover { color: var(--fg); }

/* Footer */
.site-footer {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  padding: 1.6rem clamp(1.2rem, 4vw, 3rem);
  border-top: 1px solid var(--line);
  color: var(--muted);
  font-size: 0.78rem;
  letter-spacing: 0.04em;
}
.footer-note { color: var(--muted); }
.footer-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.site-footer a:hover { color: var(--fg); }

/* Lightbox */
.lightbox {
  position: fixed;
  inset: 0;
  z-index: 100;
  background: rgba(8, 8, 9, 0.97);
  display: none;
  align-items: center;
  justify-content: center;
  padding: 4vh 4vw;
}
.lightbox.open { display: flex; }
.lb-img {
  max-width: 92vw;
  max-height: 90vh;
  width: auto;
  height: auto;          /* any aspect ratio fits */
  object-fit: contain;
  opacity: 0;
  transition: opacity 0.35s ease;
}
.lb-img.loaded { opacity: 1; }
.lb-close, .lb-prev, .lb-next {
  position: absolute;
  background: none;
  border: 0;
  color: #fff;
  cursor: pointer;
  opacity: 0.6;
  transition: opacity 0.2s;
}
.lb-close:hover, .lb-prev:hover, .lb-next:hover { opacity: 1; }
.lb-close { top: 3vh; right: 4vw; font-size: 2.2rem; line-height: 1; }
.lb-prev, .lb-next { top: 50%; transform: translateY(-50%); font-size: 3rem; padding: 0 1.4rem; }
.lb-prev { left: 1vw; }
.lb-next { right: 1vw; }

@media (max-width: 640px) {
  .lb-prev, .lb-next { font-size: 2.2rem; padding: 0 0.6rem; }
}