/* Open-source game-development reuse library preview.
 * Scoped to .opensource-* so the experiment cannot restyle the wider site. */

.opensource-head { padding-bottom: 18px; }
.opensource-kicker { margin-bottom: 8px; }
.opensource-summary {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 8px;
  margin: 20px 0 0;
}
.opensource-stat {
  border: 1px solid var(--line);
  border-radius: 9px;
  background: var(--surface);
  padding: 12px;
}
.opensource-stat strong {
  display: block;
  font-size: 22px;
  line-height: 1.15;
}
.opensource-stat span {
  display: block;
  margin-top: 3px;
  color: var(--muted);
  font-family: "Geist Mono", monospace;
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

.opensource-notice {
  margin: 20px 0;
  padding: 14px 16px;
  border-left: 3px solid var(--signal);
  background: var(--surface);
  color: var(--muted);
  font-size: 14px;
}
.opensource-notice strong { color: var(--ink); }

.opensource-controls {
  display: grid;
  gap: 12px;
  margin: 24px 0 12px;
  padding: 14px;
  border: 1px solid var(--line);
  border-radius: 10px;
  background: var(--surface);
}
.opensource-control { display: grid; gap: 5px; }
.opensource-control label {
  font-family: "Geist Mono", monospace;
  font-size: 11px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.07em;
  color: var(--muted);
}
.opensource-control input,
.opensource-control select {
  width: 100%;
  box-sizing: border-box;
  min-height: 44px;
  padding: 9px 10px;
  border: 1px solid var(--line);
  border-radius: 7px;
  background: var(--paper);
  color: var(--ink);
  font: inherit;
}
.opensource-control input:focus-visible,
.opensource-control select:focus-visible {
  outline: 2px solid var(--signal);
  outline-offset: 2px;
  border-color: var(--signal);
}
.opensource-results-status {
  min-height: 1.5em;
  margin: 0 0 10px;
  color: var(--muted);
  font-family: "Geist Mono", monospace;
  font-size: 12px;
}

.opensource-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 10px;
}
.opensource-card {
  border: 1px solid var(--line);
  border-radius: 10px;
  background: var(--surface);
  padding: 15px;
}
.opensource-card[hidden] { display: none; }
.opensource-card__top {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 12px;
}
.opensource-card h2 {
  margin: 0;
  font-size: 18px;
}
.opensource-card h2 a {
  text-decoration: none;
}
.opensource-card h2 a::after {
  content: "";
  position: absolute;
}
.opensource-card__desc {
  margin: 8px 0 12px;
  color: var(--muted);
  font-size: 14px;
  line-height: 1.5;
}
.opensource-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin: 0;
  padding: 0;
  list-style: none;
}
.opensource-chip {
  display: inline-flex;
  align-items: center;
  min-height: 24px;
  padding: 2px 7px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: var(--paper);
  color: var(--muted);
  font-family: "Geist Mono", monospace;
  font-size: 10px;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}
.opensource-chip--state { color: var(--ink); }
.opensource-chip--promoted { border-color: var(--ok); color: var(--ok); }
.opensource-chip--benchmarking { border-color: var(--signal-soft); color: var(--signal); }

.opensource-source {
  margin-top: 10px;
  color: var(--muted);
  font-family: "Geist Mono", monospace;
  font-size: 11px;
  overflow-wrap: anywhere;
}

.opensource-detail-head { padding: 24px 0 10px; }
.opensource-detail-head h1 { margin: 5px 0 10px; font-size: clamp(2.3rem, 7vw, 4rem); }
.opensource-back {
  display: inline-block;
  margin-bottom: 14px;
  color: var(--muted);
  font-family: "Geist Mono", monospace;
  font-size: 12px;
  text-decoration: none;
}
.opensource-back:hover { color: var(--signal); }
.opensource-detail-grid { display: grid; gap: 14px; margin: 22px 0; }
.opensource-panel {
  padding: 16px;
  border: 1px solid var(--line);
  border-radius: 10px;
  background: var(--surface);
}
.opensource-panel h2 { margin-top: 0; }
.opensource-facts {
  display: grid;
  grid-template-columns: minmax(110px, 0.35fr) minmax(0, 1fr);
  gap: 8px 14px;
  margin: 0;
  font-size: 14px;
}
.opensource-facts dt {
  color: var(--muted);
  font-family: "Geist Mono", monospace;
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}
.opensource-facts dd { margin: 0; overflow-wrap: anywhere; }
.opensource-caveat {
  margin-top: 20px;
  padding-top: 14px;
  border-top: 1px solid var(--line);
  color: var(--muted);
  font-size: 13px;
}
.opensource-empty {
  padding: 28px 16px;
  border: 1px dashed var(--line);
  text-align: center;
  color: var(--muted);
}

@media (min-width: 641px) {
  .opensource-summary { grid-template-columns: repeat(4, minmax(0, 1fr)); }
  .opensource-controls { grid-template-columns: minmax(0, 2fr) minmax(130px, 1fr) minmax(130px, 1fr); }
  .opensource-grid { grid-template-columns: 1fr 1fr; }
  .opensource-detail-grid { grid-template-columns: 1fr 1fr; }
}