/* ==========================================================================
   Red Hat Branded Reveal.js Theme
   Based on official Red Hat presentation templates
   ========================================================================== */

/* --- @font-face declarations (theme/fonts) --- */

@font-face {
  font-family: 'Red Hat Display';
  src: url('fonts/RedHatDisplay-Light.otf') format('opentype');
  font-weight: 300;
  font-style: normal;
}
@font-face {
  font-family: 'Red Hat Display';
  src: url('fonts/RedHatDisplay-LightItalic.otf') format('opentype');
  font-weight: 300;
  font-style: italic;
}
@font-face {
  font-family: 'Red Hat Display';
  src: url('fonts/RedHatDisplay-Regular.otf') format('opentype');
  font-weight: 400;
  font-style: normal;
}
@font-face {
  font-family: 'Red Hat Display';
  src: url('fonts/RedHatDisplay-Italic.otf') format('opentype');
  font-weight: 400;
  font-style: italic;
}
@font-face {
  font-family: 'Red Hat Display';
  src: url('fonts/RedHatDisplay-Medium.otf') format('opentype');
  font-weight: 500;
  font-style: normal;
}
@font-face {
  font-family: 'Red Hat Display';
  src: url('fonts/RedHatDisplay-MediumItalic.otf') format('opentype');
  font-weight: 500;
  font-style: italic;
}
@font-face {
  font-family: 'Red Hat Display';
  src: url('fonts/RedHatDisplay-Bold.otf') format('opentype');
  font-weight: 700;
  font-style: normal;
}
@font-face {
  font-family: 'Red Hat Display';
  src: url('fonts/RedHatDisplay-BoldItalic.otf') format('opentype');
  font-weight: 700;
  font-style: italic;
}
@font-face {
  font-family: 'Red Hat Display';
  src: url('fonts/RedHatDisplay-Black.otf') format('opentype');
  font-weight: 900;
  font-style: normal;
}

@font-face {
  font-family: 'Red Hat Text';
  src: url('fonts/RedHatText-Regular.otf') format('opentype');
  font-weight: 400;
  font-style: normal;
}
@font-face {
  font-family: 'Red Hat Text';
  src: url('fonts/RedHatText-Italic.otf') format('opentype');
  font-weight: 400;
  font-style: italic;
}
@font-face {
  font-family: 'Red Hat Text';
  src: url('fonts/RedHatText-Medium.otf') format('opentype');
  font-weight: 500;
  font-style: normal;
}
@font-face {
  font-family: 'Red Hat Text';
  src: url('fonts/RedHatText-Bold.otf') format('opentype');
  font-weight: 700;
  font-style: normal;
}

@font-face {
  font-family: 'Red Hat Mono';
  src: url('fonts/RedHatMono-Regular.otf') format('opentype');
  font-weight: 400;
  font-style: normal;
}
@font-face {
  font-family: 'Red Hat Mono';
  src: url('fonts/RedHatMono-Bold.otf') format('opentype');
  font-weight: 700;
  font-style: normal;
}
@font-face {
  font-family: 'Red Hat Mono';
  src: url('fonts/RedHatMono-Medium.otf') format('opentype');
  font-weight: 500;
  font-style: normal;
}
@font-face {
  font-family: 'Red Hat Mono';
  src: url('fonts/RedHatMono-Light.otf') format('opentype');
  font-weight: 300;
  font-style: normal;
}

/* --- Color variables --- */

:root {
  --rh-red:      #ee0000;
  --rh-red-60:   #a60000;
  --rh-red-70:   #5f0000;
  --rh-red-40:   #f56e6e;
  --rh-red-10:   #fce3e3;
  --rh-white:    #ffffff;
  --rh-gray-20:  #e0e0e0;
  --rh-gray-40:  #a3a3a3;
  --rh-gray-60:  #4d4d4d;
  --rh-gray-80:  #292929;
  --rh-black:    #000000;
}

/* --- Base Reveal.js overrides --- */

.reveal-viewport {
  background: var(--rh-white);
  background-color: var(--rh-white);
}

.reveal {
  font-family: 'Red Hat Text', 'Helvetica Neue', Helvetica, Arial, sans-serif;
  font-size: 32px;
  font-weight: 400;
  color: var(--rh-black);
}

.reveal h1,
.reveal h2,
.reveal h3,
.reveal h4,
.reveal h5,
.reveal h6 {
  font-family: 'Red Hat Display', 'Helvetica Neue', Helvetica, Arial, sans-serif;
  font-weight: 500;
  text-transform: none;
  letter-spacing: normal;
  text-shadow: none;
  word-wrap: break-word;
}

.reveal h1 { font-size: 2.2em; color: var(--rh-red); font-weight: 700; }
.reveal h2 { font-size: 1.4em; color: var(--rh-black); font-weight: 300; }
.reveal h3 { font-size: 1.1em; color: var(--rh-black); font-weight: 500; }
.reveal h4 { font-size: 0.85em; color: var(--rh-red); font-weight: 400; font-style: italic; }

.reveal p,
.reveal li {
  line-height: 1.5;
}

.reveal strong { font-weight: 700; }

.reveal a { color: var(--rh-red); text-decoration: underline; }
.reveal a:hover { color: var(--rh-red-60); }

.reveal .slide-number {
  font-family: 'Red Hat Text', sans-serif;
  font-size: 9px;
  color: var(--rh-gray-60);
  background: transparent;
  right: auto;
  left: 18px;
  bottom: 38px;
}

/* --- Bullet styling: red triangles --- */

.reveal ul { list-style: none; padding-left: 1.2em; }
.reveal ul li { position: relative; margin-bottom: 0.5em; }
.reveal ul li::before {
  content: '▸';
  color: var(--rh-red);
  font-size: 0.9em;
  position: absolute;
  left: -1.2em;
  top: 0;
}

.reveal ol { padding-left: 1.4em; }
.reveal ol li { margin-bottom: 0.5em; }
.reveal ol li::marker { color: var(--rh-red); font-weight: 700; }

/* --- Table styling --- */

.reveal table {
  font-size: 0.6em;
  border-collapse: collapse;
  margin: 1em auto;
}
.reveal table th {
  background: var(--rh-gray-80);
  color: var(--rh-white);
  font-family: 'Red Hat Display', sans-serif;
  font-weight: 500;
  padding: 0.5em 0.8em;
  text-align: left;
}
.reveal table td {
  padding: 0.45em 0.8em;
  border-bottom: 1px solid var(--rh-gray-20);
  text-align: left;
}
.reveal table tbody tr:last-child td { border-bottom: 2px solid var(--rh-red); }

/* --- Code block styling --- */

.reveal pre {
  font-size: 0.38em;
  width: 92%;
  margin: 0.8em auto;
  box-shadow: none;
  border: 1px solid var(--rh-gray-20);
  border-left: 3px solid var(--rh-red);
  border-radius: 2px;
}

.reveal pre code {
  font-family: 'Red Hat Mono', 'Fira Code', 'Consolas', monospace;
  background: var(--rh-gray-80);
  color: #e0e0e0;
  padding: 1em 1.2em;
  max-height: 520px;
  tab-size: 2;
  border-radius: 2px;
  line-height: 1.6;
}

.reveal code {
  font-family: 'Red Hat Mono', 'Fira Code', 'Consolas', monospace;
  tab-size: 2;
}

.reveal p code,
.reveal li code {
  background: var(--rh-red-10);
  color: var(--rh-red-60);
  padding: 0.1em 0.35em;
  border-radius: 3px;
  font-size: 0.85em;
}

/* --- Diagram / pipeline text --- */

.reveal .pipeline {
  font-family: 'Red Hat Mono', monospace;
  font-size: 0.55em;
  color: var(--rh-gray-60);
  white-space: pre;
  text-align: left;
}

/* ==========================================================================
   SLIDE TYPE: CONTENT (default for most slides)
   Top red line, section marker top-left, favicon footer bottom-right
   ========================================================================== */

.reveal .slides section {
  text-align: left;
  padding: 60px 60px 70px 70px;
  box-sizing: border-box;
}

.reveal .slides section.slide-content {
  padding-top: 70px;
}

/* Top-left vertical accent bar (content slides) — 1px at x=36, matching toc/title */
.reveal .slides section.slide-content::before {
  content: '';
  position: absolute;
  top: 3px;
  left: 36px;
  width: 1px;
  height: 54px;
  background: var(--rh-red);
}

/* Section marker (red text, no border — accent bar via ::before) */
.reveal .section-marker {
  font-family: 'Red Hat Display', sans-serif;
  font-size: 0.3em;
  font-weight: 400;
  color: var(--rh-red);
  position: absolute;
  top: 18px;
  left: 74px;
  padding-left: 0;
  border-left: none;
  line-height: 1.3;
}

/* Content slide H2 — reference: 0.84em, weight 300 (Light) */
.reveal .slides section.slide-content h2 {
  text-align: center;
  font-size: 0.84em;
  font-weight: 300;
  margin-bottom: 0.5em;
}

/* Content slide subheading — non-italic, smaller than heading */
.reveal .slides section.slide-content h4 {
  text-align: center;
  font-size: 0.5em;
  font-weight: 400;
  font-style: normal;
  margin-top: 0;
  margin-bottom: 2.4em;
}

/* Footer favicon (on content, toc, divider slides) — match title logo size */
.reveal .slide-footer {
  position: absolute;
  bottom: 22px;
  right: 40px;
  height: 29px;
  width: auto;
  opacity: 1;
}

/* Bottom-left red line (content slides) — 1px at x=36, from bottom, matching title/toc */
.reveal .slides section.slide-content::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 36px;
  width: 1px;
  height: 35px;
  background: var(--rh-red);
}

/* Page number for content/divider slides — matching title/toc positioning */
.reveal .content-page-number {
  position: absolute;
  bottom: 40px;
  left: 36px;
  transform: translateX(-50%);
  font-family: 'Red Hat Text', sans-serif;
  font-size: 0.28em;
  font-weight: 400;
  color: var(--rh-gray-60);
  text-align: center;
  z-index: 4;
}

/* ==========================================================================
   SLIDE TYPE: TITLE
   Left dark panel ~43%, right white panel ~57%, full logo bottom-right
   No top red line
   ========================================================================== */

.reveal .slides section.slide-title {
  padding: 0 !important;
  text-align: left;
  height: 540px !important;
}

.reveal .slides section.slide-title .title-wrapper {
  display: flex;
  flex-direction: row;
  align-items: stretch;
  width: 100%;
  height: 100%;
}

/* Left panel: dark navy strip + background photo area */
.reveal .slides section.slide-title .title-left {
  flex: 0 0 37%;
  background: var(--rh-gray-80);
  background-image: url('background.jpg');
  background-size: cover;
  background-position: center;
  position: relative;
  overflow: hidden;
}

/* Dark navy/purple strip at far left edge — reference: 64px (6.7%) */
.reveal .slides section.slide-title .title-left::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  bottom: 0;
  width: 64px;
  background: #1a0a3e;
  z-index: 2;
}

/* Vertical text on navy strip — top-to-bottom, aligned to top (per reference) */
.reveal .slides section.slide-title .title-vertical-text {
  position: absolute;
  top: 30px;
  left: 38px;
  transform-origin: 0 0;
  transform: rotate(90deg);
  white-space: nowrap;
  font-family: 'Red Hat Text', sans-serif;
  font-size: 0.32em;
  font-weight: 400;
  color: rgba(255, 255, 255, 0.7);
  letter-spacing: 0.05em;
  z-index: 3;
}

/* Page number on navy strip — centered on red line, directly above it */
.reveal .slides section.slide-title .title-page-number {
  position: absolute;
  bottom: 42px;
  left: 36px;
  transform: translateX(-50%);
  font-family: 'Red Hat Text', sans-serif;
  font-size: 0.28em;
  font-weight: 400;
  color: rgba(255, 255, 255, 0.7);
  text-align: center;
  z-index: 4;
}

/* Red vertical accent line — 1px wide at x=36, from bottom edge up */
.reveal .slides section.slide-title .title-left-accent {
  position: absolute;
  bottom: 0;
  left: 36px;
  width: 1px;
  height: 35px;
  background: var(--rh-red);
  z-index: 4;
}

/* Right panel: white area with title content — 107px left gap from image edge */
.reveal .slides section.slide-title .title-right {
  flex: 1;
  padding: 160px 50px 40px 100px;
  display: flex;
  flex-direction: column;
  justify-content: flex-start;
  position: relative;
}

/* Title: red, light weight — reference: y=198px, line-height 1.73 */
.reveal .slides section.slide-title h1 {
  font-size: 1.75em;
  color: var(--rh-red);
  font-weight: 400;
  margin: 0 0 0.25em 0;
  line-height: 1.2;
}

/* Subheading: black, regular weight */
.reveal .slides section.slide-title h3 {
  font-size: 1.0em;
  color: var(--rh-black);
  font-weight: 400;
  margin: 0;
  line-height: 1.4;
}

/* Presenter info — reference: y=423px, 77px below subheading, color rgb(21,21,21) */
.reveal .slides section.slide-title .presenter-info {
  font-family: 'Red Hat Text', sans-serif;
  font-size: 0.42em;
  font-weight: 400;
  color: #151515;
  margin-top: 4.5em;
  line-height: 1.6;
}

/* Logo: bottom-right — reference: hat ~23px tall */
.reveal .slides section.slide-title .title-logo {
  position: absolute;
  bottom: 22px;
  right: 40px;
  height: 29px;
  width: auto;
}

/* Thank you slide: alternate background image */
.reveal .slides section.slide-thankyou .title-left {
  background-image: url('background-1.jpg');
}

/* (e) Slide number on title slide: position on dark left panel, white text */
.reveal .slides section.slide-title ~ .slide-number,
.reveal.slide-title-active .slide-number {
  color: var(--rh-white);
}

/* ==========================================================================
   SLIDE TYPE: TOC (Agenda)
   No top red line. Vertical accent bar at x=36 next to section marker.
   Bottom-left: 1px red line + page number (same as title slide).
   ========================================================================== */

.reveal .slides section.slide-toc {
  padding: 60px 60px 70px 70px;
  position: relative;
}

/* Top vertical accent bar — reference: x=36, y=11-64, 1px, 54px tall */
.reveal .slides section.slide-toc .section-marker {
  position: absolute;
  top: 18px;
  left: 74px;
  padding-left: 0;
  border-left: none;
}

.reveal .slides section.slide-toc::before {
  content: '';
  position: absolute;
  top: 11px;
  left: 36px;
  width: 1px;
  height: 54px;
  background: var(--rh-red);
}

/* Bottom-left red accent — reference: x=36, bottom 0, 35px tall, 1px */
.reveal .slides section.slide-toc::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 36px;
  width: 1px;
  height: 35px;
  background: var(--rh-red);
}

/* Page number on TOC slide — above red line, dark text on white bg */
.reveal .slides section.slide-toc .toc-page-number {
  position: absolute;
  bottom: 42px;
  left: 36px;
  transform: translateX(-50%);
  font-family: 'Red Hat Text', sans-serif;
  font-size: 0.28em;
  font-weight: 400;
  color: var(--rh-gray-60);
  text-align: center;
  z-index: 4;
}

.reveal .slides section.slide-toc .toc-layout {
  display: flex;
  flex-direction: row;
  align-items: flex-start;
  gap: 40px;
  margin-top: 60px;
}

.reveal .slides section.slide-toc .toc-intro {
  flex: 0 0 38%;
  font-family: 'Red Hat Display', sans-serif;
  font-size: 1.6em;
  font-weight: 300;
  color: var(--rh-red);
  line-height: 1.2;
}

.reveal .slides section.slide-toc .toc-topics {
  flex: 1;
  list-style: none;
  padding: 0;
  margin: 0;
}

.reveal .slides section.slide-toc .toc-topics li {
  margin-bottom: 1em;
  padding-left: 1.2em;
  position: relative;
}

.reveal .slides section.slide-toc .toc-topics li::before {
  content: '▸';
  color: var(--rh-red);
  position: absolute;
  left: 0;
  top: 0.05em;
  font-size: 0.65em;
}

.reveal .slides section.slide-toc .toc-topics .topic-name {
  font-family: 'Red Hat Text', sans-serif;
  font-weight: 400;
  font-size: 0.65em;
  color: var(--rh-black);
  display: block;
}

.reveal .slides section.slide-toc .toc-topics .topic-detail {
  font-family: 'Red Hat Text', sans-serif;
  font-weight: 400;
  font-size: 0.45em;
  color: var(--rh-red);
  display: block;
  margin-top: 0.15em;
}

/* ==========================================================================
   SLIDE TYPE: DIVIDER
   Left ~65% white with large red title, right ~35% light gray panel
   ========================================================================== */

.reveal .slides section.slide-divider {
  padding: 0 !important;
  text-align: left;
  height: 540px !important;
}

.reveal .slides section.slide-divider .divider-wrapper {
  display: flex;
  flex-direction: row;
  align-items: stretch;
  width: 100%;
  height: 100%;
  position: relative;
}

.reveal .slides section.slide-divider .divider-left {
  flex: 0 0 63%;
  padding: 80px 40px 60px 70px;
  display: flex;
  flex-direction: column;
  justify-content: center;
  position: relative;
}

.reveal .slides section.slide-divider .divider-right {
  flex: 1;
  background: #f0f0f0;
  padding: 80px 40px 60px 40px;
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.reveal .slides section.slide-divider .divider-left h2 {
  font-family: 'Red Hat Display', sans-serif;
  font-size: 1.8em;
  font-weight: 300;
  color: var(--rh-red);
  line-height: 1.15;
  text-align: left;
}

.reveal .slides section.slide-divider .divider-right p,
.reveal .slides section.slide-divider .divider-right pre {
  font-size: 0.55em;
  color: var(--rh-black);
  line-height: 1.6;
}

.reveal .slides section.slide-divider .divider-right ul {
  font-size: 0.55em;
  color: var(--rh-black);
  line-height: 1.8;
  padding-left: 1.2em;
}

.reveal .slides section.slide-divider .divider-right pre {
  width: 100%;
  margin: 0;
  border: none;
  border-left: 3px solid var(--rh-red);
}

/* Divider top-left vertical accent bar — 1px at x=36, matching content/toc */
.reveal .slides section.slide-divider .divider-wrapper::before {
  content: '';
  position: absolute;
  top: 3px;
  left: 36px;
  width: 1px;
  height: 54px;
  background: var(--rh-red);
  z-index: 2;
}

/* Divider bottom-left red line — 1px at x=36, matching content/toc */
.reveal .slides section.slide-divider .divider-wrapper::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 36px;
  width: 1px;
  height: 35px;
  background: var(--rh-red);
  z-index: 2;
}

/* Divider section marker positioned inside wrapper */
.reveal .slides section.slide-divider .section-marker {
  position: absolute;
  top: 18px;
  left: 74px;
  z-index: 3;
}

/* Divider footer favicon */
.reveal .slides section.slide-divider .slide-footer {
  position: absolute;
  bottom: 14px;
  right: 24px;
  z-index: 3;
}

/* ==========================================================================
   References list (replaces code block on References slide)
   ========================================================================== */

.reveal .ref-list {
  list-style: none;
  padding: 0;
  margin: 0.5em auto;
  width: 92%;
}

.reveal .ref-list li::before {
  content: none;
}

.reveal .ref-item {
  display: flex;
  flex-direction: column;
  padding: 0.5em 0;
  border-bottom: 1px solid var(--rh-gray-20);
}

.reveal .ref-item:last-child {
  border-bottom: none;
}

.reveal .ref-name {
  font-family: 'Red Hat Display', sans-serif;
  font-size: 0.6em;
  font-weight: 500;
  color: var(--rh-black);
}

.reveal .ref-desc {
  font-family: 'Red Hat Text', sans-serif;
  font-size: 0.42em;
  font-weight: 400;
  color: var(--rh-gray-60);
  margin-top: 0.15em;
}

.reveal .ref-link {
  font-family: 'Red Hat Mono', monospace;
  font-size: 0.38em;
  color: var(--rh-gray-60);
  text-decoration: none;
  margin-top: 0.15em;
}

.reveal .ref-link:hover {
  color: var(--rh-black);
}