.reveal .slides {
  width: 1080px;     /* TikTok width */
  height: 1920px;    /* TikTok height */
  font-size: 48px;   /* bump up text for readability */
}

.reveal section {
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
}

/* === Headings === */
.reveal h1 {
  color: #000000;    /* main heading color */
  font-size: 72px;   /* adjust as needed */
  font-weight: 700;
  margin-bottom: 1rem;
}

.reveal h2 {
  color: #111111;    /* subheading color */
  font-size: 60px;
  font-weight: 600;
  margin-bottom: 1rem;
}

.reveal h3 {
  color: #222222;    /* smaller heading color */
  font-size: 48px;
  font-weight: 500;
  margin-bottom: 1rem;
}

/* === Paragraph text === */
.reveal p {
  color: #333333;    /* paragraph color */
  font-size: 48px;   /* adjust for readability */
  font-weight: 400;
  line-height: 1.2;
  margin-bottom: 1rem;
}

/* Hyperlink styling */
.reveal a,
.reveal .slides a {
  color: #000000 !important; /* force black links */
  text-decoration: none;
  font-weight: 500;
}

.reveal a:hover,
.reveal .slides a:hover {
  text-decoration: underline;
}

.reveal a:visited,
.reveal .slides a:visited {
  color: #000000 !important;
}

.reveal a:active,
.reveal .slides a:active {
  color: #000000 !important;
}

/* Force reference slides to center like other slides */
.reveal .references {
  display: flex;
  flex-direction: column;
  justify-content: center;  /* vertical centering */
  align-items: center;      /* horizontal centering */
  height: 10%;
  text-align: left;         /* keep references left-aligned within center box */
  font-size: 36px;          /* adjust for readability */
  line-height: 1.2;
  max-width: 80%;           /* prevent edge-to-edge text */
  margin: 0 auto;
}

/* Style individual reference entries */
.reveal .csl-entry {
  margin-bottom: 1rem;
}

/* Optional: make numbering bold */
.reveal .csl-left-margin {
  font-weight: 700;
  margin-right: 0.5rem;
}