:root {
  --bg:        #131b16;
  --bg-raise:  #1b2420;
  --text:      #e8e9ec;
  --text-dim:  #9a9ca6;
  --accent:    #8ec79a;
  --border:    #262932;
  --max:       1400px;
  --pad:       clamp(1.25rem, 4vw, 3rem);
  --font-body: "Hanken Grotesk", system-ui, sans-serif;
  --font-head: "Hanken Grotesk", system-ui, sans-serif;
  --font-mono: "IBM Plex Mono", ui-monospace, monospace;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-body);
  font-size: 1rem;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

a { color: inherit; text-decoration: none; }
a:hover { color: var(--accent); }

h1 { font-family: var(--font-head); line-height: 1.15; font-weight: 700; }

.wrap { max-width: var(--max); margin: 0 auto; padding: 0 var(--pad); }

.topbar {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  padding: 1.5rem 0 0;
  color: var(--text-dim);
}

.topbar a.back { font-family: var(--font-mono); font-size: 0.8rem; letter-spacing: 0.04em; }
.topbar .who { font-family: var(--font-mono); font-size: 0.8rem; }

.masthead { padding: clamp(2.5rem, 7vh, 4.5rem) 0 clamp(1.5rem, 4vh, 2.5rem); }
.masthead h1 { font-size: clamp(2.4rem, 6vw, 3.9rem); margin: 0 0 0.5rem; letter-spacing: -0.01em; }
.masthead .meta {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--text-dim);
  margin: 0 0 1rem;
}
.masthead .lede { color: var(--text); max-width: 46rem; margin: 0; }

.grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(230px, 1fr));
  gap: 10px;
  padding-bottom: clamp(3rem, 8vh, 5rem);
}

.tile {
  display: block;
  position: relative;
  border: 1px solid var(--border);
  border-radius: 8px;
  overflow: hidden;
  background: var(--bg-raise);
  cursor: zoom-in;
  padding: 0;
  aspect-ratio: 16 / 9;
}

.tile img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transition: transform 320ms ease, opacity 320ms ease;
}

.tile:hover img,
.tile:focus-visible img { transform: scale(1.04); opacity: 0.86; }
.tile:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }

.viewer {
  position: fixed;
  inset: 0;
  z-index: 50;
  display: none;
  background: rgba(9, 13, 11, 0.94);
  backdrop-filter: blur(6px);
}

.viewer[data-open="true"] { display: grid; grid-template-rows: minmax(0, 1fr) auto; overflow: hidden; }

.viewer-stage {
  display: grid;
  place-items: center;
  min-height: 0;
  padding: clamp(1rem, 4vh, 3rem) clamp(3.5rem, 8vw, 6rem);
}

.viewer-stage img {
  max-width: 100%;
  max-height: 100%;
  min-width: 0;
  min-height: 0;
  object-fit: contain;
  border-radius: 8px;
}

.viewer-bar {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 1rem;
  padding: 0 clamp(1.25rem, 4vw, 3rem) clamp(1.25rem, 4vh, 2.25rem);
  color: var(--text-dim);
}

.viewer-caption {
  font-size: 0.95rem;
  color: var(--text);
  margin: 0;
}

.viewer-count {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  letter-spacing: 0.06em;
  white-space: nowrap;
}

.viewer button {
  position: absolute;
  background: none;
  border: 0;
  color: var(--text-dim);
  font-family: var(--font-mono);
  cursor: pointer;
  padding: 0.5rem 0.75rem;
  line-height: 1;
}

.viewer button:hover,
.viewer button:focus-visible { color: var(--accent); }

.viewer .nav-prev,
.viewer .nav-next {
  top: 50%;
  transform: translateY(-50%);
  font-size: 2rem;
}

.viewer .nav-prev { left: clamp(0.25rem, 2vw, 1.25rem); }
.viewer .nav-next { right: clamp(0.25rem, 2vw, 1.25rem); }

.viewer .close {
  top: clamp(0.75rem, 2vh, 1.5rem);
  right: clamp(0.75rem, 2vw, 1.5rem);
  font-size: 1.5rem;
}

@media (max-width: 640px) {
  .grid { grid-template-columns: repeat(auto-fill, minmax(150px, 1fr)); gap: 8px; }
  .viewer-stage { padding: 1rem 0.5rem; }
  .viewer .nav-prev, .viewer .nav-next { font-size: 1.6rem; }
}

@media (prefers-reduced-motion: reduce) {
  .tile img { transition: none; }
  .tile:hover img, .tile:focus-visible img { transform: none; }
}