/* ===== ヒーロー ===== */
.glossary-hero {
  background: linear-gradient(135deg, #1e3a8a 0%, #7c3aed 100%);
  color: white;
  padding: 52px 20px 64px;
  text-align: center;
}

.glossary-hero-inner {
  max-width: 640px;
  margin: 0 auto;
}

.glossary-hero-badge {
  display: inline-block;
  background: rgba(255,255,255,0.2);
  border: 1px solid rgba(255,255,255,0.4);
  border-radius: 20px;
  padding: 4px 16px;
  font-size: 13px;
  margin-bottom: 16px;
}

.glossary-hero h1 {
  font-size: clamp(28px, 5vw, 42px);
  font-weight: 900;
  margin-bottom: 12px;
}

.glossary-hero p {
  font-size: 15px;
  opacity: 0.85;
  margin-bottom: 28px;
  line-height: 1.7;
}

/* 検索バー */
.glossary-search-wrap {
  position: relative;
  display: flex;
  align-items: center;
  background: white;
  border-radius: 40px;
  padding: 4px 8px 4px 16px;
  gap: 8px;
}

.glossary-search-icon { font-size: 16px; }

#glossary-search {
  flex: 1;
  border: none;
  outline: none;
  font-size: 15px;
  color: var(--text);
  padding: 8px 0;
  background: transparent;
}

#glossary-search-clear {
  width: 28px;
  height: 28px;
  background: var(--bg);
  border: none;
  border-radius: 50%;
  font-size: 12px;
  cursor: pointer;
  color: var(--text-muted);
  display: none;
  align-items: center;
  justify-content: center;
  transition: background 0.15s;
  flex-shrink: 0;
}

#glossary-search-clear.visible { display: flex; }
#glossary-search-clear:hover { background: var(--border); }

.glossary-count {
  margin-top: 12px;
  font-size: 13px;
  opacity: 0.75;
}

/* ===== 読み方インデックス ===== */
.glossary-index {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin: 32px 0 24px;
}

.index-btn {
  padding: 4px 12px;
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: 20px;
  font-size: 13px;
  font-weight: 600;
  cursor: pointer;
  transition: background 0.15s, border-color 0.15s, color 0.15s;
  color: var(--text);
}

.index-btn:hover,
.index-btn.active {
  background: var(--primary);
  border-color: var(--primary);
  color: white;
}

.index-btn.all { font-weight: 700; }

/* ===== 用語カードグリッド ===== */
.glossary-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: 16px;
  margin-bottom: 60px;
}

.glossary-loading {
  grid-column: 1 / -1;
  text-align: center;
  padding: 60px;
  color: var(--text-muted);
  font-size: 15px;
}

/* 用語カード */
.glossary-card {
  background: var(--card-bg);
  border-radius: 14px;
  border: 1px solid var(--border);
  padding: 20px 24px;
  box-shadow: 0 1px 4px rgba(0,0,0,0.06);
  transition: transform 0.2s, box-shadow 0.2s;
  cursor: default;
}

.glossary-card:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(0,0,0,0.09);
}

.glossary-card-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 10px;
}

.glossary-card-term {
  font-size: 18px;
  font-weight: 800;
  color: var(--primary);
  line-height: 1.3;
}

.glossary-card-reading {
  font-size: 12px;
  color: var(--text-muted);
  margin-top: 2px;
  font-weight: 500;
}

.glossary-card-icon {
  width: 36px;
  height: 36px;
  background: #ede9fe;
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 18px;
  flex-shrink: 0;
}

.glossary-card-def {
  font-size: 14px;
  color: var(--text);
  line-height: 1.7;
  border-top: 1px solid var(--border);
  padding-top: 10px;
}

/* 検索ハイライト */
.glossary-highlight {
  background: #fef08a;
  border-radius: 3px;
  padding: 0 2px;
}

/* ===== 検索結果なし ===== */
.glossary-empty {
  text-align: center;
  padding: 80px 20px;
  color: var(--text-muted);
}

.glossary-empty-icon { font-size: 48px; margin-bottom: 16px; }

.glossary-empty p {
  font-size: 16px;
  margin-bottom: 8px;
  color: var(--text);
}

.glossary-empty-sub { font-size: 14px; }

/* ===== レスポンシブ ===== */
@media (max-width: 600px) {
  .glossary-grid {
    grid-template-columns: 1fr;
  }
}