/* ─── Reset & base ─────────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; -webkit-tap-highlight-color: transparent; }

:root {
  --bg:        #fafafa;
  --surface:   #ffffff;
  --text:      #1a1a1a;
  --muted:     #767676;
  --border:    #e4e4e4;
  --accent:    #1a1a1a;

  --font-sans: 'DM Sans', system-ui, -apple-system, sans-serif;

  --nav-h:     64px;
  --gap:       1.25rem;
  --radius:    4px;

  --max-w:     1320px;
}

html { font-size: 16px; }

body {
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-sans);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

img, gif { display: block; width: 100%; height: auto; }
a { color: inherit; text-decoration: none; }


/* ─── Navigation ────────────────────────────────────────────────── */
.site-nav {
  position: sticky;
  top: 0;
  z-index: 100;
  height: var(--nav-h);
  background: var(--surface);
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  padding: 0 2rem;
}

.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
}

.nav-wordmark { display: flex; align-items: center; }
img.nav-logo { height: 40px; width: auto; display: block; }

.nav-links {
  display: flex;
  gap: 2rem;
  list-style: none;
}

.nav-links a {
  font-size: 0.875rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--muted);
  transition: color 0.15s;
}
.nav-links a:hover,
.nav-links a[aria-current="page"] { color: var(--text); }


/* ─── Page wrapper (about.html) ─────────────────────────────────── */
.page { max-width: var(--max-w); margin: 0 auto; padding: 0 2rem; }


/* ─── Filter bar ────────────────────────────────────────────────── */
.filter-bar {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  padding: 2rem 2rem 1.75rem;
  position: sticky;
  top: var(--nav-h);
  background: var(--bg);
  z-index: 50;
  border-bottom: 1px solid var(--border);
  margin-bottom: 2rem;
}

.filter-btn {
  display: inline-block;
  padding: 0.4rem 0.25rem;
  font-size: 0.8125rem;
  letter-spacing: 0.03em;
  text-transform: uppercase;
  color: var(--muted);
  border: none;
  border-bottom: 1px solid transparent;
  background: transparent;
  cursor: pointer;
  font-family: var(--font-sans);
}
.filter-btn:hover { color: var(--text); border-bottom-color: var(--border); }
.filter-btn.active {
  color: var(--text);
  border-bottom-color: var(--text);
}


/* ─── Gallery ───────────────────────────────────────────────────── */
.gallery {
  columns: 3;
  column-gap: var(--gap);
  padding: 0 2rem 4rem;
}

.gallery figure {
  break-inside: avoid;
  margin-bottom: calc(var(--gap) * 1.5);
}

.fig-media {
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.14);
}

.fig-media img {
  display: block;
  width: 100%;
  height: auto;
}

figcaption {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 0.75rem;
  padding: 0.45rem 0 0;
}

.fig-title {
  font-size: 0.8rem;
  color: var(--muted);
  line-height: 1.4;
}

.fig-link {
  font-size: 0.75rem;
  color: var(--muted);
  white-space: nowrap;
  flex-shrink: 0;
  border-bottom: 1px solid var(--border);
  padding-bottom: 1px;
  transition: color 0.15s, border-color 0.15s;
}
.fig-link:hover { color: var(--text); border-color: var(--text); }


/* ─── About page ────────────────────────────────────────────────── */
.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  padding: 4rem 0;
}

.about-bio {
  font-size: 1.05rem;
  line-height: 1.85;
  color: var(--text);
  font-family: var(--font-sans);
}

.about-bio p + p { margin-top: 1.25em; }

.about-sidebar { padding-top: 0.25rem; }

.links-group { margin-bottom: 2.5rem; }

.links-group h3 {
  font-size: 0.75rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--muted);
  margin-bottom: 0.75rem;
}

.links-group ul { list-style: none; }

.links-group li { margin-bottom: 0.4rem; }

.links-group a {
  font-size: 0.9375rem;
  border-bottom: 1px solid var(--border);
  padding-bottom: 1px;
  transition: border-color 0.15s;
}
.links-group a:hover { border-color: var(--text); }


/* ─── Footer ────────────────────────────────────────────────────── */
.site-footer {
  border-top: 1px solid var(--border);
  padding: 1.5rem 2rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.8125rem;
  color: var(--muted);
}

.site-footer a { color: var(--muted); border-bottom: 1px solid var(--border); padding-bottom: 1px; }
.site-footer a:hover { color: var(--text); border-color: var(--text); }


/* ─── Responsive ────────────────────────────────────────────────── */
@media (max-width: 1024px) {
  .gallery { columns: 2; }
  .about-grid { grid-template-columns: 1fr; gap: 2rem; }
}

@media (max-width: 600px) {
  :root { --gap: 0.875rem; }

  .site-nav { padding: 0 1rem; }
  .page { padding: 0 1rem; }
  .site-footer { padding: 1.25rem 1rem; flex-direction: column; gap: 0.5rem; text-align: center; }

  .nav-links { gap: 1.25rem; }
  .filter-bar {
    padding: 1rem 1rem 0.875rem;
    flex-wrap: nowrap;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    scrollbar-width: none;
    -ms-overflow-style: none;
  }
  .filter-bar::-webkit-scrollbar { display: none; }
  .filter-btn { white-space: nowrap; flex-shrink: 0; }
  .gallery { columns: 1; padding: 0 1rem 3rem; }
  .about-grid { padding: 2rem 0; }
}