/* CMU PPTX template styles for reveal.js slides
 * Template: 15-442/642 Machine Learning Systems
 * Colors: title=#8B1514 (CMU red)
 * Fonts: Arial (body+heading), Monaco (code)
 */

:root {
  --title-red: #8B1514;
  --black: #000000;
  --gray: #4D4F53;
  --dim: #D9D9D9;
}

.reveal { font-family: Arial, Helvetica, sans-serif; color: var(--black); }

/* Content slides: padding mimics PPTX placeholder margins */
.reveal .slides section {
  text-align: left;
  padding: 37px 82px 20px 82px;
  box-sizing: border-box;
}

/* Title: 32pt dark red, not bold (matches PPTX master titleStyle) */
.reveal h1, .reveal h2, .reveal h3 {
  color: var(--title-red); font-weight: normal; text-transform: none;
}
.reveal h2 { font-size: 1.35em; margin: 0 0 0.5em 0; }
.reveal h3 { font-size: 1.35em; margin: 0 0 0.5em 0; }

/* Body: 24pt black, bullet, 90% line spacing */
.reveal p { color: var(--black); font-size: 0.7em !important; line-height: 1.55; margin: 0 0 0.15em 0; }
.reveal li { color: var(--black); font-size: 0.7em; line-height: 1.55; }
.reveal ul { list-style-type: "\2022  "; padding-left: 1em; margin: 0; }
.reveal li { margin-bottom: 0.15em; }

/* Code */
.reveal code {
  font-family: Monaco, 'Courier New', monospace;
  color: var(--black); font-size: 1em;
  background: none; white-space: normal;
}
.reveal pre { text-align: left; margin: 0.4em 0; }
.reveal pre code { background: none; padding: 0; display: block; line-height: 1.55; }

.reveal strong { color: var(--black); }

/* Images */
.reveal section img {
  max-width: 100%; height: auto;
  display: block; margin: 0.5em auto;
}

/* Title slide — matches CMU PPTX template */
.reveal .title-slide {
  text-align: center !important;
  display: flex !important; flex-direction: column;
  justify-content: center; align-items: center;
  padding: 0 82px !important;
  height: 700px !important;
  top: 0 !important;
}
.reveal .title-slide .main-title {
  font-size: 1.05em !important; font-weight: 700; color: var(--title-red);
  margin: 0; line-height: 1.2;
}
.reveal .title-slide .lecture-title {
  font-size: 1.05em !important; font-weight: 700; color: var(--title-red);
  margin: 0.9em 0 0 0; line-height: 1.2;
}
.reveal .title-slide .info {
  font-size: 0.6em; color: var(--gray); margin-top: 2.5em; line-height: 1.8;
}

/* Outline/section transition slide */
.reveal .outline-slide .outline-items {
  list-style: none; padding: 0; margin: 0;
}
.reveal .outline-slide .outline-items li {
  font-size: 0.7em; line-height: 1.55; margin-bottom: 0.6em;
  color: var(--black);
}
.reveal .outline-slide .outline-items li.dim {
  color: var(--dim);
}

/* Demo slides */
.reveal .demo-slide {
  padding: 37px 82px 0 82px !important;
  overflow: hidden;
}
.reveal .demo-slide h2 {
  font-size: 1.35em; margin: 0 0 0.3em 0;
}
.reveal .demo-slide .iframe-wrap {
  position: relative;
  width: 1036px; height: 560px;
  overflow: hidden;
}
.reveal .demo-slide iframe {
  max-width: none !important;
  max-height: none !important;
  border: none;
  position: absolute;
  width: 1600px; height: 1100px;
  top: 0;
  left: 50%;
  transform: translateX(-50%) scale(0.50);
  transform-origin: top center;
}

/* Draw placeholder — shows prompt until visual is ready */
.reveal .draw-placeholder {
  border: 2px dashed var(--dim);
  border-radius: 8px;
  padding: 1.5em 2em;
  margin: 0.5em 0;
  color: var(--gray);
  font-size: 0.6em;
  line-height: 1.6;
  font-style: italic;
  text-align: center;
}

/* Draw iframe wrap — inline figure within a text slide */
.reveal .draw-wrap {
  position: relative;
  width: 1036px; height: 200px;
  overflow: hidden;
  margin: 0.3em 0;
}
.reveal .draw-wrap iframe {
  max-width: none !important;
  max-height: none !important;
  border: none;
  position: absolute;
  width: 1600px; height: 900px;
  top: 0;
}

/* Footnote — pinned to bottom-left of slide */
.reveal .footnote {
  position: absolute; bottom: 16px; left: 82px;
  font-size: 0.45em; color: var(--gray); line-height: 1.5;
  z-index: 10;
}