/* ═══════════════════════════════════════════════════════════════
   ecosystem.css — /ecosystem/ full catalog page
   Catalog rules extracted from index.css (category sections, repo
   rows, search/sort controls, tooltip). Loaded on top of page.css.
   ═══════════════════════════════════════════════════════════════ */

/* ─── Category section ─────────────────────────────────────── */
.cat {
  padding: 40px 40px 48px;
  display: grid;
  grid-template-columns: 220px 1fr;
  gap: 40px;
  border-bottom: 1px solid var(--rule);
}
.cat:last-of-type { border-bottom-color: var(--rule-strong); }
.cat-meta {
  position: sticky;
  top: 40px;
  align-self: start;
}
.cat-num {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--ink-mute);
  letter-spacing: 0.1em;
  margin-bottom: 4px;
}
.cat-title {
  font-size: 22px;
  font-weight: 600;
  letter-spacing: -0.02em;
  line-height: 1.15;
  margin-bottom: 10px;
  color: var(--ink);
  text-wrap: balance;
}
.cat-desc {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--ink-soft);
  line-height: 1.6;
}
.cat-count {
  font-family: var(--font-mono);
  font-size: 10px;
  color: var(--accent);
  letter-spacing: 0.15em;
  text-transform: uppercase;
  margin-top: 12px;
  padding-top: 10px;
  border-top: 1px solid var(--rule-strong);
}
.cat-count-n { font-variant-numeric: tabular-nums; }

/* ─── Repo row ─────────────────────────────────────────────── */
.cat-list {
  display: flex;
  flex-direction: column;
}
.repo-row {
  display: grid;
  grid-template-columns: 80px 1fr auto;
  gap: 24px;
  padding: 14px 0;
  border-bottom: 1px solid var(--rule);
  align-items: baseline;
  transition: padding 0.12s ease-out, border-bottom-color 0.12s ease-out;
  color: var(--ink);
}
.repo-row:last-child { border-bottom: none; }
.repo-row:hover {
  padding-left: 12px;
  border-bottom-color: var(--rule-strong);
}
.repo-stars {
  font-family: var(--font-mono);
  font-size: 13px;
  font-weight: 500;
  color: var(--accent);
  letter-spacing: -0.01em;
}
.repo-body { min-width: 0; }
.repo-name {
  font-family: var(--font-display);
  font-size: 16px;
  font-weight: 500;
  letter-spacing: -0.015em;
  color: var(--ink);
}
.repo-name .org {
  color: var(--ink-mute);
  font-weight: 400;
}
.repo-desc {
  font-family: var(--font-mono);
  font-size: 11.5px;
  color: var(--ink-dim);
  line-height: 1.55;
  margin-top: 4px;
}
.repo-delta {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--positive);
  letter-spacing: 0.02em;
  white-space: nowrap;
}
.repo-delta.negative { color: var(--negative); }
.repo-delta.zero { color: var(--ink-mute); }
.repo-delta .hot {
  color: var(--accent);
  margin-left: 6px;
}
.repo-flag {
  font-family: var(--font-mono);
  font-size: 9px;
  color: var(--bg);
  background: var(--accent);
  padding: 2px 6px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  margin-left: 8px;
  font-weight: 600;
  display: inline-block;
  vertical-align: 2px;
}

/* ─── Catalog search + sort (progressive enhancement) ─────────── */
.catalog-controls {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 14px;
  padding: 36px 40px 4px;
}
.catalog-search {
  flex: 1 1 320px;
  min-width: 0;
  font-family: var(--font-mono);
  font-size: 15px;
  color: var(--ink);
  background: var(--bg-elev);
  border: 1px solid var(--rule-strong);
  padding: 12px 14px;
}
.catalog-search::placeholder { color: var(--ink-mute); }
.catalog-search:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }
.catalog-sort-wrap {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--ink-mute);
}
.catalog-sort {
  font-family: var(--font-mono);
  font-size: 14px;
  color: var(--ink);
  background: var(--bg-elev);
  border: 1px solid var(--rule-strong);
  padding: 11px 12px;
  cursor: pointer;
}
.catalog-sort:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }
.catalog-result-count {
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--ink-mute);
  white-space: nowrap;
}

/* ─── Tooltip ──────────────────────────────────────────────── */
.tooltip {
  display: none;
  position: fixed;
  background: var(--bg-elev);
  border: 1px solid var(--rule-strong);
  padding: 12px 14px;
  max-width: 340px;
  font-family: var(--font-mono);
  font-size: 11.5px;
  line-height: 1.55;
  color: var(--ink-dim);
  z-index: 1000;
  pointer-events: none;
}
.tt-name {
  font-family: var(--font-display);
  font-weight: 500;
  font-size: 13px;
  color: var(--ink);
  margin-bottom: 4px;
  letter-spacing: -0.01em;
}
.tt-desc {
  font-family: var(--font-mono);
  font-size: 11.5px;
  color: var(--ink-dim);
  line-height: 1.55;
}
.tt-link {
  color: var(--accent);
  font-size: 10px;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  margin-top: 8px;
}

/* ─── Responsive ───────────────────────────────────────────── */
@media (max-width: 1100px) {
  .cat {
    grid-template-columns: 1fr;
    padding: 32px 20px;
    gap: 20px;
  }
  .cat-meta { position: static; }
  .repo-row {
    grid-template-columns: 60px 1fr;
    gap: 16px;
  }
  .repo-row .repo-delta {
    grid-column: 2;
    grid-row: 2;
    margin-top: 4px;
  }
}
@media (max-width: 720px) {
  .catalog-controls { padding: 24px 20px 4px; }
}