/* Conventional Light Theme - Google Slides inspired */

/* Red Hat Fonts */
@import url('https://fonts.googleapis.com/css2?family=Red+Hat+Display:wght@300;400;500;700&family=Red+Hat+Mono:wght@400;500&display=swap');

/* Global */
html {
  min-height: 100%;
  overflow: hidden;
}

body {
  margin: 0;
  padding: 0;
  color: #212121;
  background-color: #ffffff;
  overflow: hidden;
  font-family: 'Red Hat Display', 'Helvetica Neue', 'Arial', sans-serif !important;
}

/* Presentation viewport wrapper - fixed 2K dimensions */
.presentation-viewport {
  position: absolute;
  width: 2560px;
  height: 1440px;
  transform-origin: top left;
  display: flex;
  flex-direction: column;
  overflow: hidden;
  background-color: #ffffff;
}

/* Form layout container - override default dark styling */
.formLayout {
  background-color: #ffffff;
  border: none;
  padding: 0;
  flex: 1;
  color: #212121;
  font-size: 32px;
  overflow-x: hidden;
  overflow-y: auto;
  display: flex;
  flex-direction: column;
}

/* Slide container */
.slide {
  display: flex;
  flex-direction: column;
  justify-content: center;
  flex: 1;
  padding: 80px;
  background-color: #ffffff;
  --slide-density-scale: 1.12;
  font-size: calc(
    32px * var(--deck-typography-scale, 1) *
    var(--slide-density-scale)
  );
}

.slide.hero {
  --slide-density-scale: 1.35;
}

.slide.roomy {
  --slide-density-scale: 1.22;
}

.slide.dense {
  --slide-density-scale: 0.96;
}

.slide.compact {
  --slide-density-scale: 0.84;
}

/* Typography */
.slide h1 {
  font-size: 2.5em;
  font-weight: 400;
  margin: 0 0 0.4em 0;
  text-align: center;
  color: #212121;
  line-height: 1.2;
}

.slide h2 {
  font-size: 2em;
  font-weight: 400;
  margin: 0 0 0.4em 0;
  text-align: center;
  color: #424242;
  line-height: 1.3;
}

.slide h3 {
  font-size: 1.5em;
  font-weight: 500;
  margin: 0.6em 0 0.4em 0;
  color: #616161;
  line-height: 1.3;
}

.slide p {
  font-size: 1.5em;
  line-height: 1.6;
  margin: 0.6em 0;
  color: #424242;
  font-weight: 300;
}

/* Lists */
.slide ul, .slide ol {
  font-size: 1.4em;
  line-height: 1.8;
  margin: 0.8em 0;
  padding-left: 1.5em;
}

.slide li {
  margin: 0.5em 0;
  color: #424242;
  font-weight: 300;
}

.slide ul {
  list-style-type: disc;
}

.slide ol {
  list-style-type: decimal;
}

/* Nested lists */
.slide ul ul, .slide ol ol {
  font-size: 0.9em;
  margin: 0.3em 0;
}

/* Strong and emphasis */
.slide strong {
  font-weight: 500;
  color: #212121;
}

.slide em {
  font-style: italic;
  color: #616161;
}

/* Code blocks */
.slide pre {
  font-size: 1em;
  line-height: 1.5;
  max-width: 100%;
  overflow: auto;
  background-color: transparent; /* no tint */
  border: none;
  border-radius: 0;
  padding: 24px 0;
  margin: 1em 0;
}

.slide code {
  font-family: 'Red Hat Mono', 'Courier New', monospace;
  font-size: 0.95em;
  background-color: transparent; /* no tint for inline code */
  padding: 0 2px;
  border-radius: 0;
  color: #c7254e;
}

.slide pre code {
  background-color: transparent;
  padding: 0;
  color: #212121;
}

/* Blockquotes */
.slide blockquote {
  font-size: 1.3em;
  font-style: italic;
  margin: 1em 0;
  padding: 0.5em 0 0.5em 2em;
  border-left: 4px solid #4285f4;
  color: #616161;
}

/* Links */
a {
  color: #4285f4;
  text-decoration: none;
  transition: color 0.2s;
}

a:hover {
  color: #1a73e8;
  text-decoration: underline;
}

/* Images */
img {
  max-width: 100%;
  height: auto;
  border-radius: 4px;
}

/* Tables */
table {
  border-collapse: collapse;
  width: 100%;
  margin: 1em 0;
  font-size: 1.2em;
}

td, th {
  border: 1px solid #e0e0e0;
  padding: 12px 16px;
  text-align: left;
}

th {
  background-color: #f5f5f5;
  color: #212121;
  font-weight: 500;
}

tr:nth-child(even) {
  background-color: #fafafa;
}

/* Horizontal rule */
hr {
  border: none;
  border-top: 2px solid #e0e0e0;
  margin: 2em 0;
}

/* Alignment modifiers */
.align-left {
  text-align: left;
}

.align-center {
  text-align: center;
}

.align-center ul,
.align-center ol {
  list-style-position: inside;
}

.align-right {
  text-align: right;
}

.align-right ul,
.align-right ol {
  list-style-position: inside;
}

/* Column layout support */
.slide .column {
  flex: 1;
  padding: 0 20px;
  box-sizing: border-box;
}

.slide .column:first-of-type {
  padding-left: 0;
}

.slide .column:last-of-type {
  padding-right: 0;
}

/* Buttons */
button {
  background-color: #4285f4;
  border: none;
  color: #ffffff;
  font-family: 'Red Hat Display', 'Helvetica Neue', 'Arial', sans-serif;
  font-size: 1em;
  font-weight: 500;
  padding: 12px 24px;
  cursor: pointer;
  border-radius: 4px;
  transition: background-color 0.2s, box-shadow 0.2s;
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.2);
}

button:hover {
  background-color: #1a73e8;
  box-shadow: 0 4px 8px rgba(0, 0, 0, 0.3);
}

button:active {
  box-shadow: 0 1px 2px rgba(0, 0, 0, 0.2);
}

/* Footer bar */
.footer-bar {
  background-color: #ffffff;
  border-top: none;
  padding: 10px 0;
  margin: 0;
  color: #616161;
  font-size: 14px;
  overflow: hidden;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.footer {
  color: #616161;
  font-size: 14px;
}

/* Slide progress bar */
#slideProgress {
  width: 100%;
  background-color: #e0e0e0;
  height: 4px;
}

#slideBar {
  width: 1%;
  height: 4px;
  background-color: #4285f4;
  transition: width 0.3s ease;
}

/* Page numbers */
.page-number {
  font-size: 0.9em;
  color: #9e9e9e;
}

/* Accent highlights */
.accent {
  color: #4285f4;
  font-weight: 500;
}

/* Box/callout styling */
.boxtext {
  border-left: 4px solid #4285f4;
  background-color: #f5f5f5;
  color: #212121;
  padding: 20px 24px;
  margin: 1em 0;
  border-radius: 0 4px 4px 0;
}

/* Selection */
::selection {
  background: #4285f4;
  color: #ffffff;
}

/* Dialog/Modal */
dialog {
  padding: 0;
  border: none;
  border-radius: 8px;
  box-shadow: 0 8px 16px rgba(0, 0, 0, 0.2);
}

dialog::backdrop {
  background-color: rgba(0, 0, 0, 0.5);
}

.modal-header {
  background-color: #4285f4;
  color: #ffffff;
  padding: 20px 24px;
  border-top-left-radius: 8px;
  border-top-right-radius: 8px;
}

.modal-body {
  padding: 24px;
  color: #424242;
}

.modal-footer {
  padding: 16px 24px;
  border-top: 1px solid #e0e0e0;
  text-align: right;
}

/* Metadata (hidden) */
.metadata {
  display: none;
}

/* Transitions and animations */
.slide {
  transition: opacity 0.3s ease-in-out;
}

/* Behavior Effects */

/* Snippet/bullet visibility */
.snippet {
  color: #424242;
}

/* TTY/Terminal style */
.tty {
  color: #212121;
  background-color: #ffffff;
}

/* Line positioning for effects */
.line-1 {
  position: relative;
  top: 5%;
  width: 50em;
  margin: 0 auto;
  font-size: 180%;
  text-align: center;
  white-space: nowrap;
  overflow: hidden;
  transform: translateY(-50%);
}

/* Typewriter animation */
.anim-typewriter {
  animation: typewriter 4s steps(44) 1s 1 normal both,
             blinkTextCursor 500ms steps(44) infinite normal;
}

@keyframes typewriter {
  from { width: 0; }
  to { width: 50em; }
}

@keyframes blinkTextCursor {
  from { border-right-color: #4285f4; }
  to { border-right-color: transparent; }
}

/* Typing effect with cursor */
.typing {
  font-size: 2em;
  margin: 0;
  font-family: 'Red Hat Mono', 'Courier New', monospace;
}

.typing:after {
  content: "|";
  animation: blink 500ms linear infinite alternate;
}

@-webkit-keyframes blink {
  0% { opacity: 0; }
  100% { opacity: 1; }
}

@-moz-keyframes blink {
  0% { opacity: 0; }
  100% { opacity: 1; }
}

@keyframes blink {
  0% { opacity: 0; }
  100% { opacity: 1; }
}

/* Typewriter effect for pre/code blocks */
.typewriter pre {
  overflow: hidden;
  border-right: .15em solid #4285f4;
  white-space: nowrap;
  margin: 0 auto;
  letter-spacing: .15em;
  animation:
    typing 3.5s steps(40, end),
    blink-caret .75s step-end infinite;
  color: #212121;
}

/* Typewriter elements by ID */
pre[id^="typewriter-"] {
  color: #212121;
  font-family: 'Red Hat Mono', 'Courier New', monospace;
}

@keyframes typing {
  from { width: 0; }
  to { width: 100%; }
}

@keyframes blink-caret {
  from, to { border-color: transparent; }
  50% { border-color: #4285f4; }
}

/* Blinking text */
.blinking {
  animation: blinkingText 1.2s infinite;
}

@keyframes blinkingText {
  0% { color: #212121; }
  49% { color: #212121; }
  60% { color: transparent; }
  99% { color: transparent; }
  100% { color: #212121; }
}

/* Syntax highlighting helpers */
.var-highlight {
  color: #7c4dff;
}

.string-highlight {
  color: #f4511e;
}

/* Container for pre alignment */
.container {
  text-align: left;
}

.container pre {
  display: inline-block;
  text-align: left;
}

/* Watermark system */
.slide .watermark {
  position: absolute;
  pointer-events: none;
  z-index: 0; /* behind nav/buttons */
  background: transparent;
  mix-blend-mode: normal; /* avoid tinting from blending modes */
  filter: none; /* keep source colors */
}

/* Watermark positioning - 9 positions */
.watermark.top-left {
  top: 0;
  left: 0;
}

.watermark.top-center {
  top: 0;
  left: 50%;
  transform: translateX(-50%);
}

.watermark.top-right {
  top: 0;
  right: 0;
}

.watermark.center-left {
  top: 50%;
  left: 0;
  transform: translateY(-50%);
}

.watermark.center-right {
  top: 50%;
  right: 0;
  transform: translateY(-50%);
}

.watermark.bottom-left {
  bottom: 0;
  left: 0;
}

.watermark.bottom-center {
  bottom: 0;
  left: 50%;
  transform: translateX(-50%);
}

.watermark.bottom-right {
  bottom: 0;
  right: 0;
}

/* Center position (both axes) */
.watermark.center {
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
}

/* Navbar title override - ensure Red Hat Display */
.navbar-title {
  font-family: 'Red Hat Display', 'Helvetica Neue', 'Arial', sans-serif !important;
}

/* Light theme navbar/background cleanup */
.boxtext {
  background: transparent;
  border: 0;
  margin: 0;
  padding: 0;
}

.navbar-container {
  padding: 0;
  margin: 0;
}

#slideProgress {
  background: transparent;
  box-shadow: none;
}

#slideBar {
  background: #4285f4;
}

/* Responsive font scaling is handled by JavaScript */