/* ---------- Global Typography & Layout ---------- */
body {
  font-family: "Computer Modern Serif", serif;
  font-size: 16px;
  line-height: 1.7;
  text-align: justify;
  background-color: #fff;
  color: #222;
  margin-top: 2rem;
  margin-bottom: 2rem;
  margin: 0;
  padding: 0;
}

h1 {
  font-weight: normal;
  margin-top: 2rem;
  margin-bottom: 1rem;
}

h2 {
  font-size: 1.6rem;
  font-weight: normal;
  margin-top: 2rem;
  margin-bottom: 1rem;
}

h3 {
  font-size: 1.3rem;
  font-weight: normal;
  margin-top: 1.8rem;
  margin-bottom: 0.9rem;
}

h4 {
  font-size: 1.1rem;
  font-weight: normal;
  margin-top: 1.6rem;
  margin-bottom: 0.8rem;
}

p {
  margin-bottom: 1rem;
}

/* ---------- Header ---------- */
header h1 {
  font-size: 2.2rem;
}

header p {
  font-size: 1rem;
  color: #555;
}

header p a {
  color: #6c757d;
  text-decoration: none;
}

header p a:hover {
  color: #495057;
  text-decoration: none;
}

/* ---------- Footer ---------- */
footer p {
  font-size: 0.85rem;
}

/* ---------- Red-Bordered Links (LaTeX-style) ---------- */
body p a:not(header p a) {
  color: inherit;
  text-decoration: none;
  border: 1px solid #b30000;
  padding: 2px 4px;
  /* border-radius: 3px; */
}

body p a:not(header p a):hover {
  background-color: #f5f5f5;
  border-color: #800000;
}

/* ---------- LaTeX Typography Enhancements ---------- */
.latex-logo {
  height: 1em;
  vertical-align: -0.3em;
}

/* ---------- Visual Elements ---------- */
hr {
  border-top: 1px solid #aaa;
}

.headshot {
  width: 70%;
  height: auto;
  display: block;
  margin-left: auto;
  margin-right: auto;
  filter: grayscale(20%);
}

/* ---------- Responsive Adjustments ---------- */
@media (max-width: 576px) {
  .headshot {
    width: 100%;
  }
}

@media (max-width: 576px) {

  .container,
  .welcome-section,
  .contact-form,
  footer {
    padding-left: 0.5rem;
    padding-right: 0.5rem;
  }
}

/* ---------- Page Layout Constraints ---------- */
.container,
.welcome-section,
.contact-form,
footer {
  max-width: 600px;
  margin: 0 auto;
  padding-left: 1rem;
  padding-right: 1rem;
}