/* Bottleneck Verdict — parts catalog (cpus.html / gpus.html) + the
   Amazon price-check button used on part detail pages. Loaded only
   by the catalog and part pages; tokens come from style.css. */

.catalog-controls {
  display: flex; flex-wrap: wrap; gap: 12px; align-items: end;
  background: var(--surface); border: 1px solid var(--border);
  border-radius: var(--radius-md); padding: 14px 16px; margin: 20px 0 8px;
}
.catalog-controls .ctl { display: flex; flex-direction: column; gap: 4px; }
.catalog-controls .ctl > span {
  font-size: 0.78rem; font-weight: 600; letter-spacing: 0.04em;
  text-transform: uppercase; color: var(--text-muted);
}
.catalog-controls .ctl-search { flex: 1 1 220px; }
.catalog-controls input[type="search"], .catalog-controls select {
  background: var(--surface-soft); color: var(--text);
  border: 1px solid var(--border); border-radius: var(--radius-sm);
  padding: 8px 10px; min-height: 40px;
}
.catalog-controls input[type="search"]:focus, .catalog-controls select:focus {
  border-color: var(--gold-border); outline: 2px solid var(--gold); outline-offset: 1px;
}
.catalog-count { color: var(--text-muted); font-size: 0.92rem; margin: 10px 0 14px; }
.catalog-empty {
  border: 1px dashed var(--border-strong); border-radius: var(--radius-md);
  padding: 22px; text-align: center; color: var(--text-secondary);
}

.part-grid {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; margin: 0 0 26px;
}
.part-card {
  display: flex; flex-direction: column;
  background: var(--surface); border: 1px solid var(--border);
  border-radius: var(--radius-lg); padding: 18px;
  transition: border-color var(--ease), background var(--ease), transform var(--ease);
}
.part-card:hover { border-color: var(--border-strong); background: var(--surface-hover); }
.part-card[hidden] { display: none; }
.part-card-top {
  display: flex; justify-content: space-between; align-items: center; gap: 10px;
  margin-bottom: 10px;
}
.tier-chip {
  font-size: 0.75rem; font-weight: 700; letter-spacing: 0.05em; text-transform: uppercase;
  color: var(--gold-soft); background: var(--gold-bg);
  border: 1px solid var(--gold-border); border-radius: 999px; padding: 3px 10px;
  white-space: nowrap;
}
.part-index { color: var(--text-muted); font-size: 0.85rem; white-space: nowrap; }
.part-index strong { color: var(--text); font-size: 1.3rem; font-weight: 800; margin-right: 4px; }
.part-name { font-size: 1.12rem; margin: 0 0 10px; line-height: 1.25; }
.part-name a { color: var(--text); }
.part-name a:hover { color: var(--gold-soft); }
.part-res { color: var(--text-muted); font-size: 0.88rem; margin: -4px 0 10px; }
.part-res strong { color: var(--text-secondary); font-weight: 600; }
.part-specs { list-style: none; margin: 0 0 14px; padding: 0; font-size: 0.92rem; }
.part-specs li {
  display: flex; justify-content: space-between; gap: 12px;
  padding: 5px 0; border-bottom: 1px solid var(--border-soft); color: var(--text);
}
.part-specs li:last-child { border-bottom: 0; }
.part-specs li span { color: var(--text-muted); flex-shrink: 0; }
.part-specs li { text-align: right; }
.part-specs li span { text-align: left; }
.part-actions { margin-top: auto; display: flex; flex-direction: column; gap: 10px; }
.part-details { font-weight: 600; font-size: 0.95rem; }

.amz-btn {
  display: inline-block; text-align: center;
  background: var(--gold); color: #0b1420; font-weight: 700;
  border: 1px solid var(--gold-border); border-radius: var(--radius-sm);
  padding: 10px 16px; text-decoration: none;
  transition: background var(--ease), color var(--ease);
}
.amz-btn:hover, .amz-btn:focus-visible { background: var(--gold-soft); color: #0b1420; text-decoration: none; }
.part-actions .amz-btn { width: 100%; }

@media (max-width: 900px) {
  .part-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 600px) {
  .part-grid { grid-template-columns: 1fr; }
  .catalog-controls { flex-direction: column; align-items: stretch; }
}