/* ==========================================================================
   パーツ図鑑（個別ページ・カテゴリ一覧ページ）
   ========================================================================== */
.part-detail { padding: 0 0 100px; }
.parts-archive { padding: 0 0 100px; }

.part-hero-media {
  margin-bottom: 28px;
  border-radius: 6px 28px 6px 28px;
  overflow: hidden;
  border: 1px solid var(--border);
  background: var(--surface-alt);
  max-height: 420px;
}
.part-hero-media img { width: 100%; height: 100%; max-height: 420px; object-fit: cover; display: block; }

.part-detail-head { margin-bottom: 20px; }
.part-title { font-size: clamp(24px, 3.4vw, 32px); margin-bottom: 8px; }
.part-maker { color: var(--text-faint); font-size: 13.5px; margin-bottom: 20px; }

.part-head-actions { display: flex; align-items: center; gap: 20px; flex-wrap: wrap; margin-bottom: 12px; }
.part-ref-price { font-size: 13.5px; color: var(--text-muted); }
.part-ref-price strong { font-size: 18px; color: var(--text); }

.part-price-range {
  margin: 24px 0;
  padding: 14px 18px;
  background: var(--grad-soft);
  border-radius: 4px 14px 4px 14px;
  font-size: 13.5px;
  color: var(--text-muted);
}
.part-price-range strong { color: var(--text); }

.part-description { margin: 24px 0; }

.part-summary-text {
  margin: 0 0 24px;
  padding: 16px 20px;
  background: var(--surface-alt);
  border-left: 3px solid var(--accent, #6a5cff);
  border-radius: 0 10px 10px 0;
  font-size: 14.5px;
  line-height: 1.9;
  color: var(--text-muted);
}

.part-related { margin-top: 56px; }
.part-no-posts { color: var(--text-faint); font-size: 13.5px; }

/* Category archive */
.parts-archive-head {
  position: relative;
  margin-bottom: 24px;
  padding: 56px 40px;
  border-radius: 6px 28px 6px 28px;
  overflow: hidden;
  background:
    linear-gradient(90deg, rgba(8, 6, 16, .78) 0%, rgba(10, 8, 18, .5) 45%, rgba(10, 8, 18, .22) 100%),
    linear-gradient(135deg, rgba(139, 92, 246, .28), rgba(6, 182, 212, .18) 45%, rgba(255, 63, 164, .24)),
    var(--header-img, none) center/cover no-repeat,
    var(--grad);
  background-blend-mode: normal, multiply, normal, normal;
}
.parts-archive-head .eyebrow { color: var(--cyan); }
.parts-archive-head .serif-title {
  font-size: clamp(24px, 3.4vw, 34px);
  color: #fff;
  text-shadow: 0 4px 24px rgba(0, 0, 0, .35);
  margin-bottom: 0;
}

.parts-explainer {
  background: var(--grad-soft);
  border: 1px solid var(--border);
  border-radius: 6px 22px 6px 22px;
  padding: 22px 26px;
  margin-bottom: 24px;
}
.parts-explainer-title {
  font-family: "Shippori Mincho", serif;
  font-size: 17px;
  color: var(--text);
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 10px;
}
.parts-explainer-badge {
  font-family: "Shippori Mincho", serif;
  font-size: 10.5px;
  font-weight: 600;
  color: var(--violet);
  background: #fff;
  border: 1px solid var(--border);
  border-radius: 2px 8px 2px 8px;
  padding: 2px 9px;
}
.parts-explainer-body { font-size: 13.5px; color: var(--text-muted); line-height: 1.9; margin-bottom: 14px; }
.parts-explainer-related { display: flex; flex-wrap: wrap; align-items: center; gap: 8px; font-size: 12.5px; }
.parts-explainer-related-label { color: var(--text-faint); }
.parts-explainer-related-link {
  color: var(--violet);
  background: #fff;
  border: 1px solid var(--border);
  border-radius: 2px 10px 2px 10px;
  padding: 4px 12px;
  font-weight: 600;
}
.parts-explainer-related-link:hover { color: #fff; background: var(--grad); border-color: transparent; }

/* ---- パーツ用語集（/parts-glossary/） ---- */
.glossary-intro { font-size: 13.5px; color: var(--text-muted); line-height: 1.9; margin: -8px 0 28px; max-width: 760px; }
.glossary-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; margin-bottom: 40px; }
.glossary-card {
  display: block;
  background: #fff;
  border: 1px solid var(--border);
  border-radius: 6px 20px 6px 20px;
  padding: 22px 24px;
  transition: transform .2s ease, box-shadow .2s ease, border-color .2s ease;
}
.glossary-card:hover { transform: translateY(-4px); box-shadow: 0 18px 34px -20px rgba(139, 92, 246, .4); border-color: var(--violet); }
.glossary-card-title { font-family: "Shippori Mincho", serif; font-size: 16px; color: var(--text); margin-bottom: 10px; }
.glossary-card-body { font-size: 12.5px; color: var(--text-faint); line-height: 1.8; margin-bottom: 14px; }
.glossary-card-link { font-size: 12px; color: var(--violet); font-weight: 600; }
.glossary-card:hover .glossary-card-link { color: var(--magenta); }

@media (max-width: 960px) { .glossary-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 620px) { .glossary-grid { grid-template-columns: 1fr; } }

.parts-category-chips { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 24px; }
.parts-chip {
  padding: 8px 16px;
  border-radius: 999px;
  border: 1px solid var(--border);
  font-size: 13px;
  color: var(--text-muted);
  background: #fff;
}
.parts-chip:hover { border-color: var(--violet); color: var(--violet); }
.parts-chip.is-active { background: var(--grad); color: #fff; border-color: transparent; }

.parts-sort { display: flex; align-items: center; gap: 14px; font-size: 13px; color: var(--text-faint); flex-wrap: wrap; margin-bottom: 14px; }
.parts-sort a { color: var(--text-muted); }
.parts-sort a.is-active { color: var(--magenta); font-weight: 700; }

.parts-filter-form, .parts-keyword-search {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
  font-size: 13px;
  color: var(--text-faint);
  margin-bottom: 14px;
}
.parts-filter-label { white-space: nowrap; }
.parts-filter-select, .parts-filter-input {
  border: 1px solid var(--border);
  border-radius: 4px 10px 4px 10px;
  padding: 7px 12px;
  font-size: 13px;
  font-family: inherit;
  color: var(--text);
  background: #fff;
}
.parts-filter-input { min-width: 240px; }
.parts-filter-clear { color: var(--violet); text-decoration: underline; white-space: nowrap; }
.parts-keyword-count { color: var(--text-faint); font-size: 12px; }

.parts-table-wrap { background: #fff; border: 1px solid var(--border); border-radius: 6px 24px 6px 24px; overflow: hidden; }
.parts-table { width: 100%; border-collapse: collapse; }
.parts-table thead th {
  text-align: left;
  font-size: 12.5px;
  letter-spacing: .06em;
  color: var(--text-faint);
  padding: 14px 20px;
  background: var(--surface-alt);
  border-bottom: 1px solid var(--border);
}
.parts-table td { padding: 14px 20px; border-bottom: 1px solid var(--border); font-size: 13.5px; }
.parts-table tr:last-child td { border-bottom: none; }
.parts-table a { color: var(--violet); font-weight: 600; }
.parts-table a:hover { color: var(--magenta); }

.parts-table-thumb-col { width: 64px; padding: 10px !important; }
.parts-table-thumb {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 48px;
  height: 48px;
  border-radius: 4px 12px 4px 12px;
  overflow: hidden;
  background: var(--surface-alt);
  border: 1px solid var(--border);
}
.parts-table-thumb img { width: 100%; height: 100%; object-fit: cover; display: block; }
.parts-table-thumb-placeholder { font-size: 20px; }

@media (max-width: 640px) {
  .parts-table thead { display: none; }
  .parts-table, .parts-table tbody, .parts-table tr, .parts-table td { display: block; width: 100%; }
  .parts-table tr { padding: 14px 16px; border-bottom: 1px solid var(--border); }
  .parts-table td { border-bottom: none; padding: 4px 0; }
  .parts-table td::before { content: attr(data-label) "："; color: var(--text-faint); font-size: 12px; }
  .parts-table-thumb-col { width: auto; padding: 0 0 8px !important; }
  .parts-table-thumb-col::before { content: none; }
}

/* パーツ比較 */
.parts-compare-hint { font-size: 13px; color: var(--text-faint); margin: 0 0 14px; }
.parts-table-compare-col { width: 40px; padding: 10px !important; text-align: center; }
.gpc-compare-checkbox { width: 17px; height: 17px; cursor: pointer; }

.gpc-compare-bar {
  position: sticky;
  bottom: 0;
  z-index: 30;
  background: #0a0812;
  border-top: 1px solid rgba(255, 255, 255, .12);
  padding: 14px 0;
  margin-top: 24px;
}
.gpc-compare-bar-inner { display: flex; align-items: center; justify-content: space-between; gap: 16px; flex-wrap: wrap; }
.gpc-compare-bar-count { color: #fff; font-size: 14px; }
.gpc-compare-bar-count strong { color: var(--magenta); font-size: 18px; margin-right: 4px; }
.gpc-compare-bar-actions { display: flex; gap: 10px; }
.gpc-compare-bar-actions .is-disabled { opacity: .4; pointer-events: none; }

.parts-compare-head { margin-bottom: 24px; }
.parts-compare-table-wrap { background: #fff; border: 1px solid var(--border); border-radius: 6px 24px 6px 24px; overflow-x: auto; }
.parts-compare-table { width: 100%; border-collapse: collapse; min-width: 560px; }
.parts-compare-table th, .parts-compare-table td {
  padding: 14px 20px;
  border-bottom: 1px solid var(--border);
  border-right: 1px solid var(--border);
  font-size: 13.5px;
  text-align: left;
  vertical-align: top;
}
.parts-compare-table th:last-child, .parts-compare-table td:last-child { border-right: none; }
.parts-compare-table tbody th {
  background: var(--surface-alt);
  color: var(--text-faint);
  font-size: 12.5px;
  white-space: nowrap;
  width: 160px;
}
.parts-compare-table thead th { background: var(--surface-alt); }
.parts-compare-label-col { width: 160px; }
.parts-compare-thumb {
  width: 96px; height: 96px; margin-bottom: 8px;
  border-radius: 4px 12px 4px 12px; overflow: hidden;
  background: var(--surface-alt); border: 1px solid var(--border);
}
.parts-compare-thumb img { width: 100%; height: 100%; object-fit: cover; display: block; }
.parts-compare-table thead a { color: var(--violet); font-weight: 700; }

/* パーツレビュー */
.part-reviews { margin-top: 56px; }
.part-reviews-summary { display: flex; align-items: center; gap: 14px; margin-bottom: 20px; }
.part-reviews-avg { font-size: 32px; font-weight: 800; color: var(--text); }
.part-reviews-stars { color: #f5a623; font-size: 15px; letter-spacing: 2px; }
.part-reviews-count { color: var(--text-faint); font-size: 13px; }

.part-review-form { background: var(--surface-alt); border: 1px solid var(--border); border-radius: 4px 16px 4px 16px; padding: 20px; margin-bottom: 24px; }
.part-review-rating-input { display: flex; gap: 4px; margin-bottom: 14px; font-size: 26px; }
.part-review-star-btn { background: none; border: none; cursor: pointer; color: #d9d9e3; padding: 0; line-height: 1; }
.part-review-star-btn.is-active { color: #f5a623; }
.part-review-form textarea, .part-review-form input[type="text"] {
  width: 100%; padding: 10px 14px; border: 1px solid var(--border); border-radius: 4px;
  font-size: 13.5px; margin-bottom: 10px; font-family: inherit;
}
.part-review-form textarea { min-height: 90px; resize: vertical; }
.part-review-msg { font-size: 13px; margin-top: 8px; }
.part-review-msg.is-success { color: #1a9e5c; }
.part-review-msg.is-error { color: #d43f6b; }

.part-review-item { border-bottom: 1px solid var(--border); padding: 16px 0; }
.part-review-item:last-child { border-bottom: none; }
.part-review-item-head { display: flex; align-items: center; gap: 10px; margin-bottom: 6px; }
.part-review-item-name { font-weight: 700; font-size: 13.5px; }
.part-review-item-stars { color: #f5a623; font-size: 13px; letter-spacing: 1px; }
.part-review-item-date { color: var(--text-faint); font-size: 12px; }
.part-review-item-body { font-size: 13.5px; color: var(--text-muted); line-height: 1.8; white-space: pre-wrap; }
.part-review-empty { color: var(--text-faint); font-size: 13px; }