/* =============================================
   Linux OS Insider - Glossary Styles
   Terminal Green Design Theme
   ============================================= */

:root {
  --terminal-black: #0d1117;
  --terminal-dark: #161b22;
  --terminal-mid: #21262d;
  --terminal-border: #3d444d;
  
  --neon-green: #00ff88;
  --neon-cyan: #00bcd4;
  
  --text-primary: #e6edf3;
  --text-secondary: #8b949e;
  --text-muted: #6e7681;
  
  --font-heading: 'JetBrains Mono', 'Noto Sans JP', monospace;
  --font-body: 'Noto Sans JP', sans-serif;
  --font-mono: 'JetBrains Mono', monospace;
}

body {
  font-family: var(--font-body);
  background: var(--terminal-black);
  color: var(--text-primary);
  line-height: 1.8;
}

/* Glossary Header */
.glossary-header {
  text-align: center;
  padding: 3rem 2rem;
  background: var(--terminal-dark);
  border: 1px solid var(--terminal-border);
  border-radius: 0.75rem;
  margin: 100px auto 2rem;
  max-width: 1280px;
}

.glossary-header h1 {
  font-family: var(--font-heading);
  font-size: 2rem;
  color: var(--text-primary);
  margin-bottom: 0.5rem;
}

.glossary-header h1::before {
  content: '$ man ';
  color: var(--neon-green);
}

.glossary-header p {
  color: var(--text-secondary);
}

/* Glossary Grid */
.glossary-container {
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 1.5rem 3rem;
}

.glossary-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 1.5rem;
}

.glossary-card {
  background: var(--terminal-dark);
  border: 1px solid var(--terminal-border);
  border-radius: 0.75rem;
  padding: 1.5rem;
  transition: all 0.3s ease;
}

.glossary-card:hover {
  border-color: var(--neon-green);
  box-shadow: 0 0 20px rgba(0, 255, 136, 0.15);
  transform: translateY(-2px);
}

.glossary-card h3 {
  font-family: var(--font-heading);
  font-size: 1.125rem;
  color: var(--neon-green);
  margin-bottom: 0.75rem;
}

.glossary-card h3 a {
  color: inherit;
  text-decoration: none;
}

.glossary-card h3 a:hover {
  text-shadow: 0 0 8px rgba(0, 255, 136, 0.5);
}

.glossary-card p {
  font-size: 0.875rem;
  color: var(--text-muted);
  line-height: 1.6;
}

/* Glossary Detail Page */
.glossary-detail {
  max-width: 900px;
  margin: 100px auto 3rem;
  padding: 0 1.5rem;
}

.glossary-detail article {
  background: var(--terminal-dark);
  border: 1px solid var(--terminal-border);
  border-radius: 0.75rem;
  padding: 2rem;
}

.glossary-detail h1 {
  font-family: var(--font-heading);
  font-size: 1.75rem;
  color: var(--text-primary);
  margin-bottom: 1.5rem;
  padding-bottom: 1rem;
  border-bottom: 2px solid var(--neon-green);
}

.glossary-detail h1::before {
  content: '$ whatis ';
  color: var(--neon-green);
  font-weight: 400;
}

.glossary-detail h2 {
  font-family: var(--font-heading);
  font-size: 1.25rem;
  color: var(--neon-cyan);
  margin: 2rem 0 1rem;
}

.glossary-detail p {
  color: var(--text-secondary);
  margin-bottom: 1rem;
}

.glossary-detail ul,
.glossary-detail ol {
  margin: 1rem 0 1rem 1.5rem;
  color: var(--text-secondary);
}

.glossary-detail li {
  margin-bottom: 0.5rem;
}

.glossary-detail a {
  color: var(--neon-green);
}

.glossary-detail a:hover {
  color: var(--neon-cyan);
}

/* Code in glossary */
.glossary-detail code {
  font-family: var(--font-mono);
  background: var(--terminal-mid);
  padding: 0.2em 0.4em;
  border-radius: 0.25rem;
  color: var(--neon-green);
  font-size: 0.9em;
}

.glossary-detail pre {
  background: var(--terminal-black);
  border: 1px solid var(--terminal-border);
  border-radius: 0.5rem;
  padding: 1rem;
  overflow-x: auto;
  margin: 1.5rem 0;
}

.glossary-detail pre code {
  background: none;
  padding: 0;
}

/* Related Terms */
.related-terms {
  margin-top: 2rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--terminal-border);
}

.related-terms h3 {
  font-family: var(--font-heading);
  font-size: 1rem;
  color: var(--text-primary);
  margin-bottom: 1rem;
}

.related-terms ul {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  list-style: none;
  margin: 0;
  padding: 0;
}

.related-terms li a {
  display: inline-block;
  padding: 0.25rem 0.75rem;
  background: var(--terminal-mid);
  border: 1px solid var(--terminal-border);
  border-radius: 0.5rem;
  font-size: 0.875rem;
  color: var(--text-secondary);
  text-decoration: none;
  transition: all 0.2s ease;
}

.related-terms li a:hover {
  border-color: var(--neon-green);
  color: var(--neon-green);
}

/* Responsive */
@media (max-width: 768px) {
  .glossary-header {
    margin-top: 80px;
    padding: 2rem 1rem;
  }
  
  .glossary-container {
    padding: 0 1rem 2rem;
  }
  
  .glossary-grid {
    grid-template-columns: 1fr;
  }
  
  .glossary-detail {
    margin-top: 80px;
    padding: 0 1rem;
  }
  
  .glossary-detail article {
    padding: 1.5rem;
  }
}