/* SaaS Style Glossary Pages */
:root {
  --glossary-bg: #f8fafc;
  --glossary-card-bg: #ffffff;
  --glossary-border: #e2e8f0;
  --glossary-text: #334155;
  --glossary-heading: #0f172a;
  --glossary-primary: #3b82f6;
  --glossary-primary-light: #eff6ff;
  --glossary-badge-bg: #dbeafe;
  --glossary-badge-text: #1e40af;
  --glossary-radius: 12px;
}

[data-theme="dark"] body {
  --glossary-bg: #0f172a;
  --glossary-card-bg: #1e293b;
  --glossary-border: #334155;
  --glossary-text: #cbd5e1;
  --glossary-heading: #f8fafc;
  --glossary-primary: #3b82f6;
  --glossary-badge-bg: #1e3a8a;
  --glossary-badge-text: #bfdbfe;
}

.glossary-page {
  background-color: var(--glossary-bg);
}

.glossary-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}

/* Hero Section */
.glossary-hero {
  padding: 80px 0 40px;
  text-align: center;
  border-bottom: 1px solid var(--glossary-border);
  background: var(--glossary-card-bg);
}

.glossary-breadcrumbs {
  font-size: 0.875rem;
  color: var(--glossary-text);
  margin-bottom: 24px;
}

.glossary-breadcrumbs a {
  color: var(--glossary-primary);
  text-decoration: none;
}

.glossary-breadcrumbs a:hover {
  text-decoration: underline;
}

.glossary-title {
  font-size: 3rem;
  font-weight: 800;
  color: var(--glossary-heading);
  margin-bottom: 16px;
  letter-spacing: -0.02em;
}

.glossary-subtitle {
  font-size: 1.25rem;
  color: var(--glossary-text);
  max-width: 600px;
  margin: 0 auto;
  line-height: 1.6;
}

/* Layout */
.glossary-layout {
  display: grid;
  grid-template-columns: 1fr 300px;
  gap: 48px;
  padding: 64px 0;
  align-items: start;
}

@media (max-width: 992px) {
  .glossary-layout {
    grid-template-columns: 1fr;
  }
}

/* Content Area */
.glossary-content > section {
  margin-bottom: 56px;
}

.glossary-content h2 {
  font-size: 1.75rem;
  font-weight: 700;
  color: var(--glossary-heading);
  margin-bottom: 24px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--glossary-border);
}

.glossary-content h3 {
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--glossary-heading);
  margin-bottom: 16px;
  margin-top: 32px;
}

.glossary-content p {
  font-size: 1.125rem;
  color: var(--glossary-text);
  line-height: 1.7;
  margin-bottom: 16px;
}

.glossary-content ul {
  list-style-type: none;
  padding-left: 0;
  margin-bottom: 24px;
}

.glossary-content ul li {
  position: relative;
  padding-left: 28px;
  font-size: 1.125rem;
  color: var(--glossary-text);
  line-height: 1.7;
  margin-bottom: 12px;
}

.glossary-content ul li::before {
  content: '✓';
  position: absolute;
  left: 0;
  color: var(--glossary-primary);
  font-weight: bold;
}

/* Quick Summary Box */
.glossary-summary-box {
  background: var(--glossary-primary-light);
  border: 1px solid rgba(59, 130, 246, 0.2);
  border-radius: var(--glossary-radius);
  padding: 32px;
  margin-bottom: 48px;
}

[data-theme="dark"] .glossary-summary-box {
  background: rgba(30, 58, 138, 0.2);
}

.summary-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 24px;
  margin-top: 24px;
  border-top: 1px solid rgba(59, 130, 246, 0.2);
  padding-top: 24px;
}

.summary-item-label {
  font-size: 0.875rem;
  color: var(--glossary-text);
  font-weight: 600;
  margin-bottom: 4px;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  opacity: 0.8;
}

.summary-item-value {
  font-size: 1rem;
  color: var(--glossary-heading);
  font-weight: 600;
}

.glossary-badge {
  display: inline-block;
  padding: 4px 12px;
  background: var(--glossary-badge-bg);
  color: var(--glossary-badge-text);
  border-radius: 99px;
  font-size: 0.875rem;
  font-weight: 600;
}

/* Sidebar */
.glossary-sidebar {
  position: sticky;
  top: 100px;
}

.toc-card {
  background: var(--glossary-card-bg);
  border: 1px solid var(--glossary-border);
  border-radius: var(--glossary-radius);
  padding: 24px;
  margin-bottom: 32px;
}

.toc-card h4 {
  font-size: 1.125rem;
  font-weight: 700;
  color: var(--glossary-heading);
  margin-bottom: 16px;
}

.toc-list {
  list-style: none;
  padding: 0;
  margin: 0;
}

.toc-list li {
  margin-bottom: 12px;
  padding-left: 0;
}
.toc-list li::before {
  content: none;
}

.toc-list a {
  color: var(--glossary-text);
  text-decoration: none;
  font-size: 0.9375rem;
  transition: color 0.2s;
  display: block;
  line-height: 1.4;
}

.toc-list a:hover,
.toc-list a.active {
  color: var(--glossary-primary);
  font-weight: 600;
}

/* FAQ Section */
.faq-list {
  display: flex;
  flex-direction: column;
  gap: 24px;
}

.faq-item {
  background: var(--glossary-card-bg);
  border: 1px solid var(--glossary-border);
  border-radius: var(--glossary-radius);
  padding: 24px;
}

.faq-item h3 {
  margin-top: 0;
  margin-bottom: 12px;
  font-size: 1.25rem;
  border: none;
  padding: 0;
}

.faq-answer p {
  margin-bottom: 0;
  font-size: 1.05rem;
}
/* ==========================================================================
   GLOSSARY DIRECTORY GRID
   ========================================================================== */

.glossary-directory-hero {
  padding: 120px 0 80px;
  background: radial-gradient(circle at top right, rgba(99, 102, 241, 0.08) 0%, transparent 60%),
              radial-gradient(circle at bottom left, rgba(168, 85, 247, 0.08) 0%, transparent 60%);
  border-bottom: 1px solid var(--border-color);
  text-align: center;
}

.directory-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 24px;
  margin: 60px 0;
}

.term-card {
  background: #ffffff;
  border: 1px solid #e2e8f0; /* Crisp, visible but light border */
  border-radius: 20px;
  padding: 32px;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.05), 0 2px 4px -1px rgba(0, 0, 0, 0.03);
  display: flex;
  flex-direction: column;
  height: 100%;
  text-decoration: none;
  color: inherit;
  position: relative;
  overflow: hidden;
}

.term-card:hover {
  transform: translateY(-8px);
  border-color: #6366f1; /* Highlight border on hover */
  box-shadow: 0 20px 25px -5px rgba(99, 102, 241, 0.1), 0 10px 10px -5px rgba(99, 102, 241, 0.04);
}


.term-card-letter {
  font-size: 0.875rem;
  font-weight: 800;
  color: #6366f1; /* Purple text */
  text-transform: uppercase;
  margin-bottom: 24px;
  display: block;
}

.term-card-title {
  font-size: 1.5rem;
  font-weight: 700;
  color: #1e293b;
  margin-bottom: 16px;
  margin-top: 0;
}

.term-card-desc {
  font-size: 1rem;
  line-height: 1.6;
  color: #64748b;
  margin-bottom: 32px;
  flex-grow: 1;
}

.term-card-footer {
  margin-top: auto;
  display: flex;
  align-items: center;
}

.term-card-link {
  font-size: 1rem;
  font-weight: 600;
  color: #6366f1; /* Purple link */
  display: flex;
  align-items: center;
  gap: 8px;
}

.term-card-link svg {
  transition: transform 0.2s ease;
}

.term-card:hover .term-card-link svg {
  transform: translateX(4px);
}

@media (max-width: 768px) {
  .glossary-directory-hero {
    padding: 80px 0 60px;
  }
  .directory-grid {
    grid-template-columns: 1fr;
    gap: 16px;
  }
}

/* CTA */
.glossary-cta {
  background: linear-gradient(135deg, var(--glossary-primary) 0%, #2563eb 100%);
  border-radius: var(--glossary-radius);
  padding: 48px;
  text-align: center;
  color: white;
  margin-top: 64px;
  margin-bottom: 64px;
}

.glossary-cta h3 {
  font-size: 2rem;
  font-weight: 700;
  margin-bottom: 16px;
  color: white;
  margin-top: 0;
}

.glossary-cta p {
  font-size: 1.125rem;
  margin-bottom: 32px;
  opacity: 0.9;
  color: white;
}

.btn-white {
  background: white;
  color: var(--glossary-primary);
  padding: 14px 28px;
  border-radius: 8px;
  font-size: 1.05rem;
  font-weight: 600;
  text-decoration: none;
  display: inline-block;
  transition: transform 0.2s, box-shadow 0.2s;
}

.btn-white:hover {
  transform: translateY(-2px);
  box-shadow: 0 10px 25px rgba(0,0,0,0.1);
}

/* Related Terms */
.related-terms-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 16px;
}

.related-term-card {
  background: var(--glossary-card-bg);
  border: 1px solid var(--glossary-border);
  padding: 16px 20px;
  border-radius: 8px;
  text-align: center;
  color: var(--glossary-heading);
  text-decoration: none;
  font-weight: 500;
  transition: all 0.2s;
}

.related-term-card:hover {
  border-color: var(--glossary-primary);
  color: var(--glossary-primary);
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(0,0,0,0.05);
}

/* ==========================================================================
   ALPHABETICAL FILTER (FULL WIDTH)
   ========================================================================== */

.alphabet-filter-wrap {
  width: 100%;
  background: #f8fafc; /* Very light blue-ish background for the bar */
  border-top: 1px solid var(--border-color);
  border-bottom: 1px solid var(--border-color);
  position: sticky;
  top: 72px; /* Header height */
  z-index: 90;
  padding: 24px 0;
}

.alphabet-filter {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 12px;
  padding: 0 24px;
}

.alphabet-btn {
  width: 46px;
  height: 46px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: #ffffff;
  border: 1px solid transparent;
  border-radius: 12px;
  font-size: 1rem;
  font-weight: 700;
  color: #1e293b; /* Darker, more solid text */
  text-decoration: none;
  transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
  box-shadow: 0 4px 10px rgba(0, 0, 0, 0.05), 0 1px 3px rgba(0, 0, 0, 0.03);
}

.alphabet-btn:hover {
  background: var(--primary);
  color: white !important;
  transform: translateY(-3px);
  box-shadow: 0 12px 20px rgba(99, 102, 241, 0.25);
}

.alphabet-btn.is-active {
  background: var(--primary);
  color: white !important;
  box-shadow: 0 10px 15px -3px rgba(99, 102, 241, 0.3);
}

@media (max-width: 768px) {
  .alphabet-filter-wrap {
    top: 64px; /* Mobile header height */
    padding: 16px 0;
  }
  .alphabet-filter {
    gap: 8px;
    padding: 0 12px;
  }
  .alphabet-btn {
    width: 38px;
    height: 38px;
    font-size: 0.875rem;
    border-radius: 10px;
  }
}


/* Category Sections on Index */
.glossary-letter-section {
  padding-top: 100px;
  margin-top: -60px; /* Offset for sticky header */
}

.glossary-letter-title {
  font-size: 2.5rem;
  font-weight: 800;
  margin-bottom: 32px;
  color: var(--foreground);
  display: flex;
  align-items: center;
  gap: 16px;
}

.glossary-letter-title::after {
  content: '';
  flex-grow: 1;
  height: 2px;
  background: linear-gradient(to right, var(--border-color), transparent);
}