/* ============================================
   Quantum Circuit — Glossary Styles
   Extends ../styles.css
   ============================================ */

/* --- Glossary Grid (index page) --- */
.glossary-category {
  margin-bottom: 40px;
}
.glossary-category h2 {
  font-family: var(--font-heading);
  font-size: 1.3rem;
  font-weight: 700;
  color: var(--accent-blue);
  padding-bottom: 12px;
  margin-bottom: 20px;
  border-bottom: 2px solid var(--accent-blue-dim);
}
.glossary-category h2::before {
  content: '';
  display: inline-block;
  width: 4px;
  height: 1em;
  background: var(--accent-blue);
  border-radius: 2px;
  margin-right: 10px;
  vertical-align: middle;
  box-shadow: 0 0 8px var(--accent-blue);
}
.glossary-list {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: 16px;
}
.glossary-item {
  display: block;
  padding: 16px 20px;
  background: var(--bg-card);
  backdrop-filter: blur(8px);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius);
  color: var(--text-primary);
  font-size: 0.95rem;
  font-weight: 500;
  transition: border-color 0.3s, box-shadow 0.3s, transform 0.2s;
}
.glossary-item:hover {
  border-color: var(--border-glow);
  box-shadow: var(--glow-blue);
  transform: translateY(-2px);
  color: var(--accent-blue);
}

/* --- Term Page --- */
.term-article {
  background: var(--bg-card);
  backdrop-filter: blur(8px);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius);
  padding: 40px;
  margin-bottom: 32px;
  transition: border-color 0.3s, box-shadow 0.3s;
}
.term-article:hover {
  border-color: var(--border-glow);
  box-shadow: var(--glow-blue);
}
.term-title {
  font-family: var(--font-heading);
  font-size: clamp(1.6rem, 3.5vw, 2.2rem);
  font-weight: 800;
  color: var(--text-heading);
  margin-bottom: 16px;
  padding-bottom: 16px;
  border-bottom: 2px solid var(--accent-blue-dim);
}
.term-category {
  display: inline-block;
  padding: 6px 16px;
  background: var(--accent-blue-dim);
  border: 1px solid rgba(0, 212, 255, 0.25);
  border-radius: 20px;
  color: var(--accent-blue);
  font-size: 0.85rem;
  font-weight: 600;
  margin-bottom: 24px;
}
.term-body {
  font-size: 1.05rem;
  line-height: 1.9;
  color: var(--text-primary);
}
.term-body p {
  margin-bottom: 1.2em;
}
.term-keywords {
  margin-top: 32px;
  padding: 20px;
  background: rgba(0, 212, 255, 0.05);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-sm);
}
.term-keywords h3 {
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--accent-blue);
  margin-bottom: 12px;
}
.term-keywords .keyword-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}
.keyword-tag {
  display: inline-block;
  padding: 4px 12px;
  background: var(--bg-tertiary);
  border: 1px solid var(--border-glass);
  border-radius: 16px;
  font-size: 0.8rem;
  color: var(--text-secondary);
}

/* --- Glossary Sidebar Nav --- */
.glossary-nav ul {
  display: flex;
  flex-direction: column;
  gap: 4px;
}
.glossary-nav a {
  display: block;
  padding: 8px 12px;
  font-size: 0.88rem;
  color: var(--text-secondary);
  border-radius: var(--radius-sm);
  transition: background 0.2s, color 0.2s, padding-left 0.2s;
}
.glossary-nav a:hover {
  background: var(--accent-blue-dim);
  color: var(--accent-blue);
  padding-left: 18px;
}

/* --- Breadcrumb --- */
.glossary-breadcrumb {
  padding: 14px 0;
  font-size: 0.85rem;
  color: var(--text-secondary);
}
.glossary-breadcrumb a {
  color: var(--accent-blue);
}
.glossary-breadcrumb span.sep {
  margin: 0 8px;
  opacity: 0.5;
}

/* --- Responsive --- */
@media (max-width: 600px) {
  .glossary-list {
    grid-template-columns: 1fr;
  }
  .term-article {
    padding: 24px 16px;
  }
  .term-title {
    font-size: 1.4rem;
  }
}