/* Glossary Navigation Styles */
.glossary__nav {
  margin-bottom: 2rem;
  padding: 1rem;
  background-color: var(--color-background-light, #f8f9fa);
  border-radius: 0.5rem;
  border: 1px solid var(--color-border-light, #e9ecef);
}

.glossary__nav-list {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin: 0 0 1rem 0;
  padding: 0;
  list-style: none;
}

@media (min-width: 768px) {
  .glossary__nav-list {
    gap: 0.75rem;
  }
}

.glossary__nav-item {
  flex: 0 0 auto;
}

.glossary__nav-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 2.5rem;
  height: 2.5rem;
  padding: 0.5rem;
  border: 2px solid var(--color-accent, #007bff);
  background-color: transparent;
  color: var(--color-accent, #007bff);
  font-weight: 600;
  font-size: 0.9rem;
  text-decoration: none;
  border-radius: 0.25rem;
  transition: all 0.2s ease-in-out;
  cursor: pointer;
}

@media (min-width: 768px) {
  .glossary__nav-button {
    min-width: 3rem;
    height: 3rem;
    font-size: 1rem;
  }
}

.glossary__nav-button:hover:not(:disabled) {
  background-color: var(--color-accent, #007bff);
  color: var(--color-white, #ffffff);
  transform: translateY(-2px);
}

.glossary__nav-button:focus {
  outline: 2px solid var(--color-accent, #007bff);
  outline-offset: 2px;
}

.glossary__nav-button--active {
  background-color: var(--color-accent, #007bff);
  color: var(--color-white, #ffffff);
}

.glossary__nav-button--disabled {
  border-color: var(--color-text-muted, #6c757d);
  color: var(--color-text-muted, #6c757d);
  cursor: not-allowed;
  opacity: 0.5;
}

.glossary__nav-button--disabled:hover {
  transform: none;
  background-color: transparent;
  color: var(--color-text-muted, #6c757d);
}

.glossary__nav-button--all {
  margin-left: auto;
  min-width: auto;
  padding: 0.5rem 1rem;
  font-size: 0.85rem;
}

@media (min-width: 768px) {
  .glossary__nav-button--all {
    padding: 0.75rem 1.5rem;
    font-size: 0.9rem;
  }
}

/* Content Styles */
.glossary__content {
  position: relative;
}

.glossary__letter {
  position: relative;
  margin-bottom: 3rem;
  padding-top: 4rem;
}

@media (min-width: 768px) {
  .glossary__letter {
    padding-top: 0;
    padding-left: 3rem;
  }
}

.glossary__letter:before {
  content: attr(data-letter);
  color: var(--color-accent, #007bff);
  opacity: 0.5;
  position: absolute;
  font-size: 2.5rem;
  left: 0;
  top: 0;
}

/* Hidden by default when filtering */
.glossary__letter--hidden {
  display: none;
}

.glossary__title {
  color: var(--color-accent, #007bff);
}

.glossary__description {
  margin-bottom: 2rem;
}