/* LaTeX-style theorem environments */
.theorem, .lemma, .corollary, .proposition, .conjecture, .definition, .example, .remark {
  border: none !important;
  background-color: transparent !important;
  padding: 0 !important;
  margin-top: 1em;
  margin-bottom: 1em;
}
.theorem-title, .lemma-title, .corollary-title, .proposition-title,
.conjecture-title, .definition-title, .example-title, .remark-title {
  display: inline !important;
  font-weight: bold;
  color: inherit !important;
  margin-right: 0.5em;
}
.theorem-title::after, .lemma-title::after, .corollary-title::after,
.proposition-title::after, .definition-title::after { content: "."; }
.theorem-body, .lemma-body, .corollary-body, .proposition-body { font-style: italic; }
.definition-body, .example-body, .remark-body { font-style: normal; }

/* --- Centered Navbar Logo --- */
.navbar-brand img {
    position: absolute;
    left: 50%;
    transform: translateX(-50%);
    top: 5px;
    height: 70px !important;
    max-height: 70px !important;
    width: 70px !important;
    border-radius: 50%;
    border: 3px solid #EAEAEA;
    background: #fff;
    z-index: 1050;
    box-shadow: 0 4px 6px rgba(0,0,0,0.15);
    transition: transform 0.3s ease;
}

.navbar-brand img:hover {
    transform: translateX(-50%) scale(1.05);
}

[data-bs-theme="dark"] .navbar-brand img,
body.quarto-dark .navbar-brand img {
    border-color: #222;
    box-shadow: 0 4px 6px rgba(0,0,0,0.5);
}