*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --bg:      #fafafa;
  --text:    #111;
  --muted:   #888;
  --accent:  #b04a2f;
  --border:  #e5e5e5;
  --header-h: 56px;
}

body {
  font-family: 'Raleway', sans-serif;
  background: var(--bg);
  color: var(--text);
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

/* ── Header ─────────────────────────────────────────────────────────────── */
.site-header {
  height: var(--header-h);
  background: #fff;
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  padding: 0 1.5rem;
  position: sticky;
  top: 0;
  z-index: 10;
}

.site-title {
  font-weight: 100;
  font-size: 2.25rem;
  letter-spacing: 0.08em;
  color: var(--text);
  text-decoration: none;
}

/* ── Main ───────────────────────────────────────────────────────────────── */
main {
  flex: 1;
  padding: 2rem 1.5rem;
  max-width: 1400px;
  margin: 0 auto;
  width: 100%;
}

.empty {
  color: var(--muted);
  text-align: center;
  margin-top: 4rem;
  font-size: 1rem;
}

/* ── Month groups ───────────────────────────────────────────────────────── */
.month-group { margin-bottom: 3rem; }

.month-label {
  font-size: 0.75rem;
  font-weight: 400;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--muted);
  margin-bottom: 1rem;
  padding-bottom: 0.4rem;
  border-bottom: 1px solid var(--border);
}

/* ── Masonry ────────────────────────────────────────────────────────────── */
.masonry {
  /* Masonry.js takes over layout — just needs position */
}

.masonry-item {
  width: calc(25% - 9px);   /* 4 cols, accounting for gutters */
  margin-bottom: 12px;
  overflow: hidden;
  border-radius: 4px;
  background: var(--border);
  cursor: zoom-in;
}

@media (max-width: 1024px) { .masonry-item { width: calc(33.333% - 8px); } }
@media (max-width:  700px) { .masonry-item { width: calc(50% - 6px); } }
@media (max-width:  420px) { .masonry-item { width: 100%; } }

.masonry-item img {
  display: block;
  width: 100%;
  height: auto;
  transition: opacity 0.3s;
  opacity: 0;
}

.masonry-item img.loaded { opacity: 1; }

/* ── PhotoSwipe caption ─────────────────────────────────────────────────── */
.pswp__caption {
  font-family: 'Raleway', sans-serif;
  font-weight: 300;
  font-size: 1rem;
  letter-spacing: 0.05em;
  color: #fff;
  text-shadow: 0 1px 4px rgba(0,0,0,.8);
  padding: 3rem 1.5rem 1.5rem;
  background: linear-gradient(transparent, rgba(0,0,0,.6));
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  text-align: center;
  pointer-events: none;
  z-index: 10;
}

/* ── Footer ─────────────────────────────────────────────────────────────── */
.site-footer {
  border-top: 1px solid var(--border);
  padding: 1rem 1.5rem;
  text-align: center;
  font-size: 0.8rem;
  color: var(--muted);
}