/* Glossary page. */
/* ============================================
   GLOSSARY PAGE
   ============================================ */
.glossary-letter {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--color-primary);
    padding-bottom: 0.5rem;
    border-bottom: 2px solid var(--color-border);
    margin-bottom: 1rem;
    margin-top: 2rem;
}

.glossary-letter-group:first-child .glossary-letter {
    margin-top: 0;
}

.alpha-links {
    display: flex;
    flex-wrap: wrap;
    gap: 0.25rem;
    justify-content: center;
}

.alpha-link {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 2rem;
    height: 2rem;
    padding: 0 0.5rem;
    font-size: 0.8rem;
    font-weight: 600;
    color: var(--color-text-muted);
    border-radius: 4px;
    text-decoration: none;
    transition: background-color 0.15s ease, color 0.15s ease;
}

.alpha-link:hover,
.alpha-link.active {
    background: var(--color-primary);
    color: oklch(1 0 0);
}

.sticky-nav {
    position: sticky;
    top: 0;
    z-index: 10;
    border-bottom: 1px solid var(--color-border);
}