:root {
  --ink: #17213d;
  --ink-deep: #0a1128;
  --ink-muted: rgba(23, 33, 61, 0.62);
  --ink-faint: rgba(23, 33, 61, 0.32);
  --paper: #ffffff;
  --paper-bright: #ffffff;
  --paper-deep: #eceef6;
  --line: rgba(23, 33, 61, 0.12);
  --line-strong: rgba(23, 33, 61, 0.22);
  --violet: #6f70e8;
  --violet-deep: #514fd0;
  --orchid: #ad4ebd;
  --mitigate-teal: #008b8a;
  --mitigate-mint: #1cb499;
  --mitigate-mist: #c7ede6;
  --gold: #f4d255;
  --cyan: #2fa6aa;
  --teal: #008b8a;
  --success: #1f9d78;
  --warning: #d39235;
  --risk: #d0525d;
  --event-accent: var(--violet);
  --font-sans: "Avenir Next", "Avenir", "Helvetica Neue", Helvetica, sans-serif;
  /* Cover only. Roobert is a licensed desktop face installed on the presenting
     machine, so it is referenced rather than embedded; the deck falls back to
     --font-sans anywhere it is missing. See README before embedding it. */
  --font-cover: "Roobert", "Avenir Next", "Helvetica Neue", Helvetica, sans-serif;
  /* Hairline companion for the cover subtitle. Roobert has no weight below
     Regular, so the slim line needs a second face. */
  --font-cover-slim: "Helvetica Neue", "Avenir Next", Helvetica, sans-serif;
  --font-serif: "Iowan Old Style", "Baskerville", Georgia, serif;
  --stage-scale: 1;
  --stage-x: 0px;
  --stage-y: 0px;
  --ease-out: cubic-bezier(0.16, 1, 0.3, 1);
  --ease-smooth: cubic-bezier(0.65, 0, 0.35, 1);
}

* {
  box-sizing: border-box;
}

html,
body {
  width: 100%;
  height: 100%;
  margin: 0;
  overflow: hidden;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--font-sans);
  -webkit-font-smoothing: antialiased;
  text-rendering: geometricPrecision;
}

button,
video {
  font: inherit;
}

button {
  color: inherit;
}

#viewport {
  position: fixed;
  inset: 0;
  overflow: hidden;
  background:
    radial-gradient(ellipse 46% 62% at 76% 50%, rgba(28, 180, 153, 0.13), transparent 72%),
    radial-gradient(circle at 92% 6%, rgba(28, 180, 153, 0.1), transparent 34%),
    radial-gradient(circle at 8% 94%, rgba(0, 139, 138, 0.08), transparent 34%),
    radial-gradient(circle at 50% 50%, transparent 40%, rgba(255, 255, 255, 0.78) 100%),
    radial-gradient(circle, rgba(23, 33, 61, 0.12) 1px, transparent 1.25px),
    var(--paper);
  background-size: auto, auto, auto, auto, 28px 28px, auto;
}

/* The cover is the one slide that bleeds. #stage is a fixed 1920x1080 box, so
   clipping here would cut the visual at the stage edge and leave a hard seam
   mid-screen on any window that is not 16:9. Letting it paint through means
   #viewport (window-sized, overflow:hidden) does the clipping instead, and the
   visual runs off the physical screen edge at every aspect ratio. */
#stage:has(#slide-1.is-active),
#stage:has(#slide-3.is-active) {
  overflow: visible;
}

#stage {
  position: absolute;
  left: 0;
  top: 0;
  width: 1920px;
  height: 1080px;
  overflow: hidden;
  transform: translate3d(var(--stage-x), var(--stage-y), 0) scale(var(--stage-scale));
  transform-origin: 0 0;
  background: transparent;
  box-shadow: none;
}

.presentation-brand {
  position: absolute;
  z-index: 40;
  right: 148px;
  bottom: 44px;
  left: auto;
  top: auto;
  display: flex;
  align-items: center;
  gap: 0;
  color: var(--ink-muted);
  font-family: var(--font-cover);
  pointer-events: none;
}

.event-eyebrow {
  display: none;
  max-width: 320px;
  overflow: hidden;
  font-size: 15px;
  font-weight: 700;
  letter-spacing: 0.16em;
  opacity: 1;
  text-overflow: ellipsis;
  text-transform: uppercase;
  white-space: nowrap;
  color: var(--event-accent);
}

.brand-mark {
  width: 26px;
  height: 18px;
  order: -1;
  opacity: 0.78;
  object-fit: contain;
  object-position: left center;
}

.cover-byline {
  display: none;
}

#stage:has(#slide-1.is-active) > .presentation-brand {
  right: auto;
  top: auto;
  bottom: 42px;
  left: 72px;
  gap: 12px;
}

#stage:has(#slide-1.is-active) > .presentation-brand .cover-byline {
  display: inline;
  max-width: none;
  color: var(--ink);
  font-size: 16px;
  font-weight: 550;
  letter-spacing: 0.012em;
  opacity: 0.5;
  white-space: nowrap;
}

.slide {
  position: absolute;
  inset: 0;
  z-index: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 132px 112px 122px;
  opacity: 0;
  pointer-events: none;
  visibility: hidden;
}

.slide--misuse {
  display: block;
  padding: 90px 112px 120px;
  background: var(--paper);
}

.slide--misuse h2 {
  margin: 0 0 20px;
  font-size: 68px;
  line-height: 1.1;
  letter-spacing: -2px;
}

.misuse-context {
  margin: 0 0 48px;
  color: #006c6b;
  font-size: 29px;
}

.misuse-list {
  display: grid;
  grid-auto-flow: column;
  grid-template-rows: repeat(5, 112px);
  grid-template-columns: 1fr 1fr;
  column-gap: 100px;
  margin: 0;
  padding-left: 48px;
  font-size: 34px;
  line-height: 1.25;
}

.misuse-list li { padding-left: 8px; padding-right: 12px; }
.misuse-list li::marker { font-weight: 600; }
.misuse-source { margin: 30px 0 0; font-size: 24px; line-height: 1.4; color: #45506a; }

.slide.is-active {
  z-index: 2;
  opacity: 1;
  pointer-events: auto;
  visibility: visible;
}

.slide-heading {
  width: min(1500px, 100%);
}

.slide-heading h2,
.statement-wrap h2 {
  max-width: 1540px;
  margin: 0;
  color: var(--ink-deep);
  font-size: 98px;
  font-weight: 640;
  letter-spacing: -0.054em;
  line-height: 0.98;
}

.slide-heading > p:last-child,
.lede {
  max-width: 1120px;
  margin: 42px 0 0;
  color: var(--ink-muted);
  font-size: 34px;
  font-weight: 450;
  letter-spacing: -0.018em;
  line-height: 1.38;
}

.slide-heading strong {
  color: var(--violet-deep);
  font-weight: 720;
}

.statement-wrap em {
  font-family: var(--font-serif);
  font-style: italic;
  font-weight: 500;
  letter-spacing: -0.05em;
}

.statement-wrap em {
  color: var(--violet-deep);
}

.chapter-label {
  margin: 0 0 30px;
  color: var(--violet-deep);
  font-size: 16px;
  font-weight: 760;
  letter-spacing: 0.22em;
  text-transform: uppercase;
}

.deck-subtitle {
  margin: 52px 0 0;
  color: rgba(23, 33, 61, 0.72);
  font-size: 40px;
  font-weight: 520;
  letter-spacing: -0.02em;
}

.speaker-line {
  margin: 46px 0 0;
  color: var(--ink-muted);
  font-size: 20px;
  font-weight: 610;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.speaker-line span {
  display: inline-block;
  margin: 0 12px;
  color: var(--teal);
}

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

.slide.slide--closing,
.slide.slide--xml {
  display: grid;
  grid-template-columns: 1fr 1fr;
  align-items: stretch;
  padding: 0;
  overflow: visible;
  font-family: var(--font-cover);
  text-align: left;
}

#stage:has(.slide--closing.is-active),
#stage:has(.slide--xml.is-active) {
  overflow: visible;
}

.slide--closing .close-copy {
  position: relative;
  z-index: 1;
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: 72px 48px 80px 64px;
}

.slide--closing h2 {
  margin: 0;
  color: var(--ink-deep);
  font-size: 105px;
  font-weight: 600;
  letter-spacing: -0.045em;
  line-height: 1.22;
}

.slide--closing h2 em {
  color: var(--mitigate-teal);
  font-style: normal;
}

.slide--closing::after,
.slide--xml::after {
  position: absolute;
  z-index: 0;
  top: -2000px;
  right: -2000px;
  bottom: -2000px;
  left: 50%;
  background: #050505;
  content: "";
  pointer-events: none;
}

.close-portrait {
  position: relative;
  z-index: 1;
  display: block;
  width: 100%;
  height: 100%;
  margin: 0;
  overflow: hidden;
  background: #050505;
}

.close-portrait img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center 14%;
  transform: scale(1.12);
  transform-origin: 50% 16%;
}

.close-portrait::after {
  position: absolute;
  right: 0;
  bottom: 0;
  left: 0;
  height: 240px;
  background: linear-gradient(to top, rgba(5, 5, 5, 0.82), transparent);
  content: "";
  pointer-events: none;
}

.slide--closing .speaker-line {
  position: absolute;
  z-index: 1;
  right: 56px;
  bottom: 48px;
  left: 56px;
  margin: 0;
  color: rgba(255, 255, 255, 0.92);
  font-size: 32px;
  font-weight: 610;
  letter-spacing: 0.1em;
  line-height: 1.2;
  text-align: left;
  text-shadow: 0 8px 24px rgba(0, 0, 0, 0.55);
  text-transform: uppercase;
}

#stage:has(.slide--closing.is-active) > .presentation-brand,
#stage:has(.slide--xml.is-active) > .presentation-brand {
  display: none;
}

#stage:has(.slide--closing.is-active) .presentation-chrome,
#stage:has(.slide--xml.is-active) .presentation-chrome {
  right: auto;
  left: 72px;
}

.statement-wrap {
  display: flex;
  width: 100%;
  flex-direction: column;
  align-items: center;
}

.statement-wrap h2 {
  font-size: 118px;
  line-height: 0.94;
}

.statement-wrap .lede {
  text-align: center;
}

.slide--closing::before,
.slide--xml::before {
  display: none;
}

.xml-copy {
  position: relative;
  z-index: 1;
  display: flex;
  flex-direction: column;
  min-width: 0;
  min-height: 0;
  overflow: hidden;
  padding: 56px 40px 100px 56px;
  background: var(--paper);
}

.xml-kicker {
  flex-shrink: 0;
  margin: 0 0 16px;
  color: var(--mitigate-teal);
  font-size: 16px;
  font-weight: 600;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  opacity: 0.72;
}

.xml-dump-wrap {
  position: relative;
  flex: 1;
  min-height: 0;
  overflow: hidden;
}

.xml-dump-wrap::after {
  position: absolute;
  right: 0;
  bottom: 0;
  left: 0;
  height: 120px;
  background: linear-gradient(to bottom, rgba(255, 255, 255, 0), var(--paper) 88%);
  content: "";
  pointer-events: none;
}

.xml-dump {
  margin: 0;
  color: rgba(23, 33, 61, 0.38);
  font-family: "Liberation Mono", "DejaVu Sans Mono", "Noto Sans Mono", ui-monospace, monospace;
  font-size: 13.5px;
  font-weight: 400;
  letter-spacing: 0;
  line-height: 1.42;
  white-space: pre;
  overflow: hidden;
}

.xml-dump .xml-c {
  color: rgba(23, 33, 61, 0.34);
}

.xml-dump .xml-tag {
  color: var(--mitigate-teal);
}

.xml-dump .xml-attr {
  color: rgba(23, 33, 61, 0.46);
}

.xml-dump .xml-val {
  color: rgba(23, 33, 61, 0.58);
}

.xml-dump .xml-text {
  color: var(--ink-deep);
  font-weight: 700;
}

.slide--xml h2 {
  flex-shrink: 0;
  max-width: 14em;
  margin: 22px 0 0;
  color: var(--ink-deep);
  font-size: 44px;
  font-weight: 600;
  letter-spacing: -0.038em;
  line-height: 1.16;
}

.slide--xml h2 em {
  color: var(--mitigate-teal);
  font-style: normal;
}

.xml-app {
  position: relative;
  z-index: 1;
  display: flex;
  flex-direction: column;
  min-width: 0;
  min-height: 0;
  overflow: hidden;
  padding: 48px 48px 40px 28px;
  background: #050505;
}

.word-app {
  display: flex;
  flex: 1;
  min-height: 0;
  flex-direction: column;
  overflow: hidden;
  border-radius: 10px;
  background: #fff;
  box-shadow: 0 28px 72px rgba(0, 0, 0, 0.5);
  color: #242424;
  font-family: "Segoe UI", "Calibri", "Carlito", "Liberation Sans", Arial, sans-serif;
}

.word-titlebar {
  display: flex;
  flex-shrink: 0;
  align-items: center;
  gap: 10px;
  height: 42px;
  padding: 0 14px 0 12px;
  border-bottom: 1px solid #e6e6e6;
  background: #fff;
}

.word-mark {
  flex: 0 0 22px;
  width: 22px;
  height: 22px;
}

.word-filename {
  margin: 0;
  color: #242424;
  font-size: 14px;
  font-weight: 600;
  letter-spacing: 0.01em;
}

.word-win {
  display: flex;
  align-items: center;
  gap: 14px;
  margin-left: auto;
  color: #616161;
}

.word-win i {
  display: block;
  width: 11px;
  height: 1.5px;
  background: currentColor;
}

.word-win i.is-max {
  width: 9px;
  height: 9px;
  border: 1.5px solid currentColor;
  background: none;
}

.word-win i.is-close {
  position: relative;
  width: 11px;
  height: 11px;
  background: none;
}

.word-win i.is-close::before,
.word-win i.is-close::after {
  position: absolute;
  top: 5px;
  left: 0;
  width: 11px;
  height: 1.5px;
  background: currentColor;
  content: "";
}

.word-win i.is-close::before {
  transform: rotate(45deg);
}

.word-win i.is-close::after {
  transform: rotate(-45deg);
}

.word-tabs {
  display: flex;
  flex-shrink: 0;
  align-items: stretch;
  height: 34px;
  padding: 0 8px;
  overflow: hidden;
  background: #fff;
  color: #242424;
  font-size: 13px;
  font-weight: 600;
}

.word-tabs span {
  display: flex;
  align-items: center;
  padding: 0 12px;
}

.word-tabs .is-file {
  margin-right: 4px;
  background: #217346;
  color: #fff;
}

.word-tabs .is-on {
  color: #185abd;
  box-shadow: inset 0 -3px 0 #185abd;
}

.word-ribbon {
  display: flex;
  flex-shrink: 0;
  align-items: center;
  gap: 0;
  height: 64px;
  padding: 6px 10px 8px;
  overflow: hidden;
  border-bottom: 1px solid #e1e1e1;
  background: #f3f3f3;
}

.word-group {
  display: flex;
  align-items: center;
  gap: 6px;
  height: 100%;
  padding: 0 12px;
  border-right: 1px solid #d7d7d7;
}

.word-group.is-last {
  border-right: 0;
}

.word-paste {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 2px;
  color: #3b3b3b;
  font-size: 11px;
  font-weight: 600;
}

.word-paste-icon {
  width: 22px;
  height: 22px;
  border: 1.5px solid #8a8a8a;
  border-radius: 2px;
  background:
    linear-gradient(#fff 0 8px, transparent 8px),
    linear-gradient(#c7e0f4, #c7e0f4);
  background-clip: padding-box;
}

.word-fontcol {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.word-fontrow {
  display: flex;
  align-items: center;
  gap: 4px;
}

.word-select {
  display: flex;
  align-items: center;
  min-width: 92px;
  height: 22px;
  padding: 0 8px;
  border: 1px solid #8a8a8a;
  background: #fff;
  color: #242424;
  font-size: 12px;
  font-weight: 500;
}

.word-select.is-size {
  min-width: 36px;
  justify-content: center;
}

.word-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 22px;
  height: 22px;
  color: #242424;
  font-size: 13px;
  font-weight: 700;
  line-height: 1;
}

.word-btn.is-i {
  font-family: "Liberation Serif", Georgia, serif;
  font-style: italic;
  font-weight: 600;
}

.word-btn.is-u {
  text-decoration: underline;
  text-underline-offset: 2px;
}

.word-align {
  display: flex;
  flex-direction: column;
  gap: 3px;
  width: 18px;
}

.word-align i {
  display: block;
  height: 2px;
  background: #5a5a5a;
}

.word-align i:nth-child(2) {
  width: 70%;
}

.word-align i:nth-child(3) {
  width: 88%;
}

.word-style {
  display: flex;
  flex-direction: column;
  justify-content: center;
  min-width: 72px;
  height: 44px;
  padding: 4px 8px;
  border: 1px solid transparent;
  color: #242424;
}

.word-style.is-on {
  border-color: #185abd;
  background: #fff;
}

.word-style b {
  font-size: 16px;
  font-weight: 700;
  line-height: 1.1;
}

.word-style span {
  color: #616161;
  font-size: 10px;
  font-weight: 600;
}

.word-canvas {
  display: flex;
  flex: 1;
  justify-content: center;
  min-height: 0;
  padding: 18px 18px 0;
  overflow: hidden;
  background: #e6e6e6;
}

.word-page {
  width: 100%;
  max-width: 640px;
  min-height: 820px;
  padding: 48px 56px 56px;
  background: #fff;
  box-shadow: 0 1px 4px rgba(0, 0, 0, 0.18), 0 8px 24px rgba(0, 0, 0, 0.08);
}

.word-page h3 {
  margin: 0 0 22px;
  color: #1f4e79;
  font-size: 28px;
  font-weight: 700;
  letter-spacing: 0.02em;
  line-height: 1.15;
}

.word-meta {
  margin: 0 0 4px;
  color: #242424;
  font-size: 17px;
  font-weight: 400;
  line-height: 1.35;
}

.word-meta strong {
  font-weight: 700;
}

.word-page .word-lead {
  margin: 22px 0 0;
  color: #242424;
  font-size: 17px;
  font-weight: 400;
  line-height: 1.45;
}

.word-page .word-sign {
  margin: 22px 0 0;
}

.word-status {
  display: flex;
  flex-shrink: 0;
  align-items: center;
  gap: 18px;
  height: 26px;
  padding: 0 14px;
  border-top: 1px solid #d0d0d0;
  background: #f3f3f3;
  color: #3b3b3b;
  font-size: 11px;
  font-weight: 600;
}

.word-status span:last-child {
  margin-left: auto;
}

.xml-app .speaker-line {
  position: static;
  flex-shrink: 0;
  margin: 18px 4px 0;
  color: rgba(255, 255, 255, 0.92);
  font-size: 28px;
  font-weight: 610;
  letter-spacing: 0.1em;
  line-height: 1.2;
  text-align: left;
  text-transform: uppercase;
}

.presentation-chrome {
  position: absolute;
  right: 72px;
  bottom: 44px;
  z-index: 40;
  color: var(--ink-faint);
  font-family: var(--font-cover);
  font-size: 14px;
  font-weight: 680;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

#slide-counter {
  min-width: 78px;
  color: var(--ink-muted);
  font-variant-numeric: tabular-nums;
}

.overlay {
  position: fixed;
  inset: 0;
  z-index: 100;
  display: grid;
  place-items: center;
  padding: 36px;
  background: rgba(10, 17, 40, 0.56);
  opacity: 0;
  pointer-events: none;
  visibility: hidden;
  backdrop-filter: blur(18px);
  transition: opacity 260ms ease, visibility 260ms;
}

.overlay.is-open {
  opacity: 1;
  pointer-events: auto;
  visibility: visible;
}

.overlay-panel {
  width: min(1120px, 92vw);
  max-height: 88vh;
  overflow: auto;
  padding: 48px 52px;
  border: 1px solid rgba(255, 255, 255, 0.74);
  border-radius: 28px;
  background: rgba(252, 252, 254, 0.97);
  box-shadow: 0 32px 100px rgba(10, 17, 40, 0.28);
}

.overlay-panel--compact {
  width: min(760px, 92vw);
}

.overlay-heading {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 30px;
  margin-bottom: 28px;
}

.overlay-heading .chapter-label,
.overlay-heading h2 {
  margin: 0;
}

.icon-button {
  display: grid;
  width: 48px;
  height: 48px;
  flex: 0 0 auto;
  place-items: center;
  border: 1px solid var(--line);
  border-radius: 50%;
  background: transparent;
  cursor: pointer;
  font-size: 30px;
  line-height: 1;
}

#toc-list {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4px 32px;
  margin: 0;
  padding: 0;
  counter-reset: toc;
  list-style: none;
}

#toc-list li {
  counter-increment: toc;
}

#toc-list button {
  display: grid;
  width: 100%;
  grid-template-columns: 36px 1fr;
  gap: 12px;
  align-items: baseline;
  padding: 10px 0;
  border: 0;
  background: transparent;
  cursor: pointer;
  color: var(--ink-muted);
  text-align: left;
}

#toc-list button::before {
  color: var(--violet-deep);
  content: counter(toc, decimal-leading-zero);
  font-size: 12px;
  font-weight: 760;
  letter-spacing: 0.1em;
}

#toc-list button:hover,
#toc-list button:focus-visible,
#toc-list button[aria-current="true"] {
  color: var(--ink-deep);
}

.shortcut-list {
  display: grid;
  gap: 0;
  margin: 0;
}

.shortcut-list div {
  display: grid;
  grid-template-columns: 180px 1fr;
  gap: 24px;
  padding: 18px 0;
  border-top: 1px solid var(--line);
}

.shortcut-list dt {
  color: var(--ink-deep);
  font-weight: 720;
}

.shortcut-list dd {
  margin: 0;
  color: var(--ink-muted);
}

.build {
  opacity: 0;
  visibility: hidden;
  transition:
    opacity 520ms var(--ease-out),
    transform 620ms var(--ease-out),
    filter 620ms var(--ease-out);
}

.build.is-visible,
.build.is-past,
.build.is-current {
  opacity: 1;
  visibility: visible;
}

.statement-wrap--raised {
  transform: translateY(-122px);
}

.statement-wrap--left {
  position: absolute;
  left: 118px;
  width: 930px;
  align-items: flex-start;
  text-align: left;
}

.statement-wrap--left h2 {
  font-size: 112px;
}

.outcome-split,
.company-compare {
  position: absolute;
  right: 180px;
  bottom: 118px;
  left: 180px;
  width: calc(100% - 360px);
  height: 300px;
  overflow: visible;
}

.company-compare {
  right: 160px;
  bottom: 82px;
  left: 160px;
  width: calc(100% - 320px);
  height: 330px;
}

.svg-core-label {
  fill: white;
  font-family: var(--font-sans);
  font-size: 22px;
  font-weight: 780;
  letter-spacing: 0.08em;
}

.svg-small-label {
  fill: var(--ink-faint);
  font-family: var(--font-sans);
  font-size: 14px;
  font-weight: 780;
  letter-spacing: 0.18em;
}

.svg-outcome {
  fill: var(--ink-deep);
  font-family: var(--font-serif);
  font-size: 35px;
  font-style: italic;
}

.svg-outcome--muted {
  fill: var(--risk);
}

.diagram-line {
  fill: none;
  stroke: #7e86a1;
  stroke-linecap: round;
  stroke-width: 2;
}

.slide--visual {
  align-items: flex-start;
  justify-content: flex-start;
  padding-top: 118px;
}

.slide-heading--top {
  position: relative;
  z-index: 4;
  width: 100%;
}

.slide-heading--top .chapter-label {
  margin-bottom: 20px;
}

.slide-heading--top h2 {
  max-width: 1480px;
  font-size: 76px;
  letter-spacing: -0.05em;
  line-height: 1;
}

.diagram {
  position: absolute;
  right: 112px;
  bottom: 86px;
  left: 112px;
  width: calc(100% - 224px);
  height: 610px;
  overflow: visible;
}

.diagram--landscape {
  height: 570px;
}

.shift-node circle {
  fill: rgba(255, 255, 255, 0.78);
  stroke: rgba(111, 112, 232, 0.38);
  stroke-width: 2;
  filter: drop-shadow(0 18px 34px rgba(23, 33, 61, 0.08));
}

.shift-node text {
  text-anchor: middle;
}

.shift-index {
  fill: var(--violet-deep);
  font-family: var(--font-sans);
  font-size: 16px;
  font-weight: 800;
  letter-spacing: 0.14em;
}

.shift-name {
  fill: var(--ink-deep);
  font-family: var(--font-sans);
  font-size: 25px;
  font-weight: 760;
  letter-spacing: 0.04em;
}

.shift-caption {
  fill: var(--ink-muted);
  font-family: var(--font-sans);
  font-size: 15px;
  font-weight: 720;
  letter-spacing: 0.11em;
}

.evidence-layout {
  position: absolute;
  right: 110px;
  bottom: 70px;
  left: 110px;
  display: grid;
  grid-template-columns: minmax(0, 1fr) 360px;
  align-items: center;
  gap: 58px;
}

.diagram--chart {
  position: static;
  width: 100%;
  height: 570px;
}

.chart-axis {
  stroke: rgba(23, 33, 61, 0.18);
  stroke-width: 1.5;
}

.chart-grid line {
  stroke: rgba(23, 33, 61, 0.07);
  stroke-dasharray: 5 10;
}

.chart-label,
.chart-year,
.chart-footnote {
  fill: var(--ink-muted);
  font-family: var(--font-sans);
  font-size: 17px;
  font-weight: 760;
  letter-spacing: 0.12em;
}

.chart-label--china {
  fill: var(--risk);
}

.chart-year,
.chart-footnote {
  fill: var(--ink-faint);
  font-size: 14px;
}

.chart-callout {
  fill: white;
  stroke: rgba(111, 112, 232, 0.42);
}

.chart-callout-text {
  fill: var(--violet-deep);
  font-family: var(--font-sans);
  font-size: 20px;
  font-weight: 800;
  letter-spacing: 0.12em;
}

.evidence-number {
  padding: 42px 0 36px 48px;
  border-left: 1px solid var(--line);
}

.evidence-number span {
  color: var(--ink-deep);
  font-size: 164px;
  font-weight: 650;
  letter-spacing: -0.08em;
  line-height: 0.78;
}

.evidence-number sup {
  position: relative;
  top: -72px;
  margin-left: 6px;
  color: var(--violet-deep);
  font-size: 42px;
  font-weight: 700;
}

.evidence-number p {
  margin: 28px 0 0;
  color: var(--ink-muted);
  font-size: 24px;
  font-weight: 620;
  letter-spacing: -0.01em;
  line-height: 1.25;
  text-transform: uppercase;
}

.diagram--ecosystem {
  bottom: 65px;
  height: 610px;
}

.ecosystem-core-top,
.ecosystem-core-bottom {
  fill: white;
  font-family: var(--font-sans);
  font-size: 18px;
  font-weight: 760;
  letter-spacing: 0.11em;
}

.ecosystem-core-bottom {
  font-size: 24px;
  letter-spacing: 0.04em;
}

.model-family circle {
  fill: rgba(255, 255, 255, 0.92);
  stroke: rgba(23, 33, 61, 0.15);
  filter: drop-shadow(0 14px 26px rgba(23, 33, 61, 0.08));
}

.model-family text {
  fill: var(--ink-deep);
  font-family: var(--font-sans);
  font-size: 18px;
  font-weight: 780;
  letter-spacing: 0.05em;
  text-anchor: middle;
}

.model-family path {
  fill: none;
  stroke: rgba(111, 112, 232, 0.34);
  stroke-width: 2;
}

.implication-pill rect {
  fill: rgba(255, 255, 255, 0.9);
  stroke: rgba(23, 33, 61, 0.14);
}

.implication-pill text {
  fill: var(--ink-muted);
  font-family: var(--font-sans);
  font-size: 13px;
  font-weight: 780;
  letter-spacing: 0.1em;
}

.implication-pill--strong rect {
  fill: var(--ink-deep);
  stroke: var(--ink-deep);
}

.implication-pill--strong text {
  fill: white;
}

.diagram--workflow {
  bottom: 65px;
  height: 560px;
}

.workflow-step rect {
  fill: rgba(255, 255, 255, 0.9);
  stroke: rgba(23, 33, 61, 0.16);
  stroke-width: 2;
  filter: drop-shadow(0 16px 28px rgba(23, 33, 61, 0.07));
}

.workflow-step--accent rect {
  stroke: rgba(111, 112, 232, 0.52);
}

.workflow-step--result rect {
  fill: var(--ink-deep);
  stroke: var(--ink-deep);
}

.workflow-number,
.workflow-name,
.workflow-risk {
  fill: var(--ink-faint);
  font-family: var(--font-sans);
  font-size: 14px;
  font-weight: 800;
  letter-spacing: 0.13em;
  text-anchor: middle;
}

.workflow-name {
  fill: var(--ink-deep);
  font-size: 21px;
  letter-spacing: 0.04em;
}

.workflow-step--result .workflow-number,
.workflow-step--result .workflow-name {
  fill: white;
}

.workflow-risk {
  fill: var(--risk);
  font-size: 17px;
  letter-spacing: 0.05em;
}

.diagram--gap {
  bottom: 75px;
  height: 580px;
}

.gap-label,
.gap-small-number,
.gap-brace {
  fill: var(--ink-muted);
  font-family: var(--font-sans);
  font-size: 17px;
  font-weight: 800;
  letter-spacing: 0.12em;
}

.gap-number {
  fill: white;
  font-family: var(--font-sans);
  font-size: 72px;
  font-weight: 650;
  letter-spacing: -0.06em;
}

.gap-small-number {
  fill: var(--warning);
  font-size: 18px;
}

.gap-brace {
  fill: var(--ink-faint);
  font-size: 15px;
}

.gap-brace--strong {
  fill: var(--risk);
  font-size: 25px;
}

.diagram--jagged {
  bottom: 68px;
  height: 590px;
}

.jagged-stat,
.jagged-caption,
.jagged-callout-top,
.jagged-callout {
  fill: var(--ink-muted);
  font-family: var(--font-sans);
  font-size: 28px;
  font-weight: 720;
  letter-spacing: -0.02em;
}

.jagged-stat--strong {
  fill: var(--violet-deep);
  font-size: 38px;
}

.jagged-caption {
  fill: var(--ink-faint);
  font-size: 13px;
  font-weight: 780;
  letter-spacing: 0.12em;
}

.jagged-callout-top {
  fill: var(--ink-faint);
  font-size: 14px;
  font-weight: 800;
  letter-spacing: 0.16em;
}

.jagged-callout {
  fill: var(--risk);
  font-size: 34px;
  font-weight: 760;
  letter-spacing: -0.03em;
}

.company-label,
.company-same,
.company-outcome,
.system-label {
  fill: var(--ink-faint);
  font-family: var(--font-sans);
  font-size: 14px;
  font-weight: 800;
  letter-spacing: 0.16em;
}

.company-same {
  fill: var(--violet-deep);
  font-size: 15px;
}

.company-outcome {
  fill: var(--teal);
  font-size: 15px;
}

.company-outcome--weak {
  fill: var(--risk);
}

.system-reveal {
  position: absolute;
  top: 180px;
  right: 118px;
  width: 690px;
  height: 690px;
  overflow: visible;
}

.system-label {
  fill: var(--violet-deep);
  font-size: 15px;
}

.diagram--harness {
  bottom: 52px;
  height: 650px;
}

.harness-core-top,
.harness-core-bottom,
.harness-name {
  fill: white;
  font-family: var(--font-sans);
  font-size: 13px;
  font-weight: 780;
  letter-spacing: 0.14em;
}

.harness-core-bottom {
  font-size: 24px;
  letter-spacing: 0.05em;
}

.harness-layer rect {
  fill: rgba(255, 255, 255, 0.94);
  stroke-width: 1.5;
  filter: drop-shadow(0 12px 24px rgba(23, 33, 61, 0.07));
}

.harness-layer text {
  fill: var(--ink-deep);
  font-family: var(--font-sans);
  font-size: 18px;
  font-weight: 690;
  letter-spacing: -0.01em;
  text-anchor: middle;
}

.harness-layer--knowledge rect {
  stroke: rgba(47, 166, 170, 0.48);
}

.harness-layer--action rect {
  stroke: rgba(111, 112, 232, 0.5);
}

.harness-layer--control rect {
  stroke: rgba(173, 78, 189, 0.44);
}

.harness-spoke {
  fill: none;
  stroke: rgba(23, 33, 61, 0.19);
  stroke-width: 2;
}

.harness-name {
  fill: var(--violet-deep);
  font-size: 16px;
  letter-spacing: 0.2em;
}

.diagram--knowledge {
  bottom: 72px;
  height: 600px;
}

.knowledge-source circle {
  fill: rgba(255, 255, 255, 0.95);
  stroke: rgba(47, 166, 170, 0.42);
  stroke-width: 2;
  filter: drop-shadow(0 14px 26px rgba(23, 33, 61, 0.07));
}

.knowledge-source text {
  fill: var(--ink-deep);
  font-family: var(--font-sans);
  font-size: 17px;
  font-weight: 700;
  text-anchor: middle;
}

.knowledge-source path {
  fill: none;
  stroke: rgba(47, 166, 170, 0.44);
  stroke-width: 2;
}

.knowledge-result rect {
  fill: rgba(255, 255, 255, 0.95);
  stroke: rgba(111, 112, 232, 0.4);
  filter: drop-shadow(0 16px 30px rgba(23, 33, 61, 0.07));
}

.knowledge-result-top,
.knowledge-result-main {
  fill: var(--ink-faint);
  font-family: var(--font-sans);
  font-size: 14px;
  font-weight: 800;
  letter-spacing: 0.14em;
}

.knowledge-result-main {
  fill: var(--violet-deep);
  font-family: var(--font-serif);
  font-size: 38px;
  font-style: italic;
  font-weight: 500;
  letter-spacing: -0.025em;
}

.diagram--tools {
  bottom: 56px;
  height: 620px;
}

.system-node rect {
  fill: rgba(255, 255, 255, 0.95);
  stroke: rgba(23, 33, 61, 0.17);
  stroke-width: 1.5;
  filter: drop-shadow(0 12px 24px rgba(23, 33, 61, 0.06));
}

.system-node text,
.permission-gate text,
.permission-caption,
.action-result-text {
  fill: var(--ink-muted);
  font-family: var(--font-sans);
  font-size: 14px;
  font-weight: 800;
  letter-spacing: 0.1em;
  text-anchor: middle;
}

.tool-line {
  fill: none;
  stroke: rgba(23, 33, 61, 0.16);
  stroke-width: 2;
}

.permission-gate rect {
  fill: var(--paper-bright);
  stroke: rgba(111, 112, 232, 0.5);
  stroke-width: 1.5;
}

.permission-gate text {
  fill: var(--violet-deep);
  font-size: 12px;
}

.permission-gate--locked rect {
  stroke: rgba(211, 146, 53, 0.65);
}

.permission-gate--locked text {
  fill: var(--warning);
}

.permission-caption {
  fill: var(--ink-faint);
  font-size: 15px;
  letter-spacing: 0.06em;
}

.action-result {
  fill: var(--ink-deep);
  stroke: var(--ink-deep);
}

.action-result-text {
  fill: white;
  font-size: 15px;
}

.diagram--assurance {
  bottom: 72px;
  height: 600px;
}

.assurance-track {
  fill: none;
  stroke: rgba(23, 33, 61, 0.14);
  stroke-width: 2;
}

.assurance-step circle {
  fill: rgba(255, 255, 255, 0.96);
  stroke: rgba(111, 112, 232, 0.38);
  stroke-width: 2;
  filter: drop-shadow(0 14px 28px rgba(23, 33, 61, 0.07));
}

.assurance-step--human circle {
  fill: var(--ink-deep);
  stroke: var(--ink-deep);
}

.assurance-step text {
  font-family: var(--font-sans);
  text-anchor: middle;
}

.assurance-index {
  fill: var(--violet-deep);
  font-size: 13px;
  font-weight: 800;
  letter-spacing: 0.13em;
}

.assurance-name {
  fill: var(--ink-deep);
  font-size: 17px;
  font-weight: 700;
}

.assurance-caption {
  fill: var(--ink-faint);
  font-size: 12px;
  font-weight: 800;
  letter-spacing: 0.11em;
}

.assurance-step--human .assurance-index,
.assurance-step--human .assurance-name {
  fill: white;
}

.diagram--loop {
  bottom: 58px;
  height: 620px;
}

.loop-segment {
  fill: none;
  stroke: var(--violet);
  stroke-linecap: round;
  stroke-width: 4;
}

.loop-node circle {
  fill: rgba(255, 255, 255, 0.96);
  stroke: rgba(111, 112, 232, 0.4);
  stroke-width: 2;
  filter: drop-shadow(0 12px 22px rgba(23, 33, 61, 0.07));
}

.loop-node text {
  fill: var(--ink-deep);
  font-family: var(--font-sans);
  font-size: 13px;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-anchor: middle;
}

.loop-core-top,
.loop-core-main,
.loop-side-top,
.loop-side-main {
  fill: var(--ink-faint);
  font-family: var(--font-sans);
  font-size: 13px;
  font-weight: 800;
  letter-spacing: 0.14em;
}

.loop-core-main,
.loop-side-main {
  fill: var(--violet-deep);
  font-family: var(--font-serif);
  font-size: 37px;
  font-style: italic;
  font-weight: 500;
  letter-spacing: -0.025em;
}

.loop-side-top {
  font-size: 14px;
}

.loop-side-main {
  fill: var(--ink-deep);
  font-size: 33px;
}

.diagram--maturity {
  bottom: 50px;
  height: 630px;
}

.maturity-stage text {
  font-family: var(--font-sans);
  text-anchor: middle;
}

.maturity-core {
  fill: var(--violet-deep);
}

.maturity-ring {
  fill: none;
  stroke: rgba(47, 166, 170, 0.4);
  stroke-width: 2;
}

.maturity-ring--outer {
  stroke: rgba(111, 112, 232, 0.3);
  stroke-dasharray: 5 9;
}

.maturity-ring--governed {
  stroke: rgba(173, 78, 189, 0.36);
  stroke-dasharray: none;
  stroke-width: 3;
}

.maturity-ai {
  fill: white;
  font-size: 18px;
  font-weight: 800;
  letter-spacing: 0.07em;
}

.maturity-index,
.maturity-name,
.maturity-caption {
  fill: var(--violet-deep);
  font-size: 13px;
  font-weight: 800;
  letter-spacing: 0.13em;
}

.maturity-name {
  fill: var(--ink-deep);
  font-size: 20px;
  letter-spacing: 0.04em;
}

.maturity-caption {
  fill: var(--ink-faint);
  font-size: 11px;
  letter-spacing: 0.11em;
}

.maturity-stage--strong .maturity-name {
  fill: var(--orchid);
}

.statement-wrap--demo {
  position: absolute;
  top: 116px;
}

.statement-wrap--demo .chapter-label {
  margin-bottom: 20px;
}

.statement-wrap--demo h2 {
  font-size: 80px;
  line-height: 0.96;
}

.demo-setup {
  position: absolute;
  right: 130px;
  bottom: 72px;
  left: 130px;
  width: calc(100% - 260px);
  height: 430px;
  overflow: visible;
}

.demo-request rect {
  fill: rgba(255, 255, 255, 0.92);
  stroke: rgba(23, 33, 61, 0.15);
  stroke-width: 1.5;
  filter: drop-shadow(0 16px 30px rgba(23, 33, 61, 0.06));
}

.demo-request-label,
.demo-request-copy,
.demo-company text,
.demo-same-model,
.debrief-layer text,
.debrief-result text,
.debrief-source {
  font-family: var(--font-sans);
}

.demo-request-label {
  fill: var(--violet-deep);
  font-size: 13px;
  font-weight: 800;
  letter-spacing: 0.16em;
}

.demo-request-copy {
  fill: var(--ink-deep);
  font-size: 27px;
  font-weight: 630;
  letter-spacing: -0.02em;
}

.demo-branch,
.demo-same-line {
  fill: none;
  stroke: rgba(23, 33, 61, 0.24);
  stroke-linecap: round;
  stroke-width: 2;
}

.demo-company-ring {
  fill: none;
  stroke: rgba(47, 166, 170, 0.55);
  stroke-width: 2;
}

.demo-company-ring--weak {
  stroke: rgba(208, 82, 93, 0.48);
  stroke-dasharray: 5 9;
}

.demo-company-ring--outer {
  stroke: rgba(111, 112, 232, 0.34);
  stroke-dasharray: 5 10;
}

.demo-company-ai {
  fill: white;
  font-size: 22px;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-anchor: middle;
}

.demo-company-name {
  fill: var(--ink-deep);
  font-size: 18px;
  font-weight: 760;
  letter-spacing: 0.08em;
  text-anchor: middle;
}

.demo-company-caption,
.demo-same-model {
  fill: var(--ink-faint);
  font-size: 12px;
  font-weight: 800;
  letter-spacing: 0.13em;
  text-anchor: middle;
}

.slide--media {
  align-items: flex-start;
  justify-content: flex-start;
  padding-top: 102px;
}

.slide-heading--media {
  position: relative;
  z-index: 4;
}

.slide-heading--media .chapter-label {
  margin-bottom: 16px;
}

.slide-heading--media h2 {
  max-width: 1320px;
  font-size: 60px;
  letter-spacing: -0.045em;
  line-height: 1;
}

.video-shell {
  position: absolute;
  right: 112px;
  bottom: 88px;
  left: 112px;
  height: 748px;
  overflow: hidden;
  border: 1px solid rgba(23, 33, 61, 0.12);
  border-radius: 34px;
  background: var(--ink-deep);
  box-shadow: 0 26px 70px rgba(10, 17, 40, 0.18);
}

.video-shell video {
  display: block;
  width: 100%;
  height: 100%;
  background: var(--ink-deep);
  object-fit: cover;
}

.video-shell.is-contain video {
  object-fit: contain;
}

/* Slide 13 — recording only. Native 1921×938 frame, inset from the stage
   like the meetup agents deck, corners matching Did-you-know screenshots. */
.slide--video-bleed {
  padding: 0;
}

.slide--video-bleed .video-shell {
  top: 50%;
  right: auto;
  bottom: auto;
  left: 50%;
  width: 1720px;
  height: auto;
  aspect-ratio: 1921 / 938;
  overflow: hidden;
  border: 1.5px solid rgba(23, 33, 61, 0.14);
  border-radius: 10px;
  background: transparent;
  box-shadow: 0 14px 36px rgba(23, 33, 61, 0.1);
  transform: translate(-50%, -50%);
}

.slide--video-bleed .video-shell video {
  object-fit: cover;
  object-position: center;
  background: transparent;
}

.slide--video-bleed .video-shell[data-video-state="ready"] video::-webkit-media-controls,
.slide--video-bleed .video-shell[data-video-state="loading"] video::-webkit-media-controls {
  display: none !important;
}

.video-play {
  position: absolute;
  top: 50%;
  left: 50%;
  display: flex;
  min-width: 264px;
  min-height: 72px;
  align-items: center;
  justify-content: center;
  gap: 18px;
  border: 1px solid rgba(255, 255, 255, 0.24);
  border-radius: 36px;
  background: rgba(255, 255, 255, 0.94);
  box-shadow: 0 16px 42px rgba(10, 17, 40, 0.28);
  color: var(--ink-deep);
  cursor: pointer;
  font-size: 18px;
  font-weight: 720;
  transform: translate(-50%, -50%);
  transition: transform 180ms var(--ease-out), background 180ms ease;
}

.video-play:hover {
  background: white;
  transform: translate(-50%, -50%) scale(1.025);
}

.video-play:disabled {
  cursor: wait;
  opacity: 0.72;
}

.video-play-icon {
  width: 0;
  height: 0;
  border-top: 9px solid transparent;
  border-bottom: 9px solid transparent;
  border-left: 14px solid var(--violet-deep);
}

.video-state {
  position: absolute;
  right: 30px;
  bottom: 24px;
  padding: 10px 16px;
  border-radius: 20px;
  background: rgba(10, 17, 40, 0.7);
  color: rgba(255, 255, 255, 0.72);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.06em;
}

.video-fallback {
  position: absolute;
  inset: 0;
  display: none;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 80px;
  background:
    radial-gradient(circle at 50% 42%, rgba(111, 112, 232, 0.22), transparent 34%),
    rgba(10, 17, 40, 0.96);
  color: white;
  text-align: center;
}

.video-fallback-index {
  color: #9ea5c2;
  font-size: 14px;
  font-weight: 800;
  letter-spacing: 0.18em;
}

.video-fallback h3 {
  margin: 24px 0 16px;
  font-family: var(--font-serif);
  font-size: 58px;
  font-style: italic;
  font-weight: 500;
  letter-spacing: -0.035em;
}

.video-fallback p {
  max-width: 760px;
  margin: 0;
  color: rgba(255, 255, 255, 0.65);
  font-size: 24px;
  line-height: 1.42;
}

.video-shell[data-video-state="playing"] .video-play,
.video-shell[data-video-state="loading"] .video-play,
.video-shell[data-video-state="error"] .video-play,
.video-shell[data-video-state="error"] video,
.video-shell[data-video-state="error"] .video-state {
  display: none;
}

.video-shell[data-video-state="error"] .video-fallback {
  display: flex;
}

.diagram--demo-debrief {
  bottom: 54px;
  height: 610px;
}

.debrief-source {
  fill: var(--ink-faint);
  font-size: 12px;
  font-weight: 800;
  letter-spacing: 0.13em;
}

.debrief-layer rect {
  fill: rgba(255, 255, 255, 0.92);
  stroke: rgba(111, 112, 232, 0.26);
  stroke-width: 1.5;
  filter: drop-shadow(0 14px 26px rgba(23, 33, 61, 0.06));
}

.debrief-index {
  fill: var(--violet-deep);
  font-size: 13px;
  font-weight: 800;
  letter-spacing: 0.14em;
}

.debrief-name {
  fill: var(--ink-deep);
  font-size: 25px;
  font-weight: 720;
  letter-spacing: -0.02em;
}

.debrief-detail {
  fill: var(--ink-muted);
  font-size: 15px;
  font-weight: 560;
}

.debrief-result rect {
  fill: var(--ink-deep);
  stroke: var(--ink-deep);
}

.debrief-result-top,
.debrief-result-bottom {
  fill: rgba(255, 255, 255, 0.62);
  font-size: 12px;
  font-weight: 800;
  letter-spacing: 0.14em;
  text-anchor: middle;
}

.debrief-result-main {
  fill: white;
  font-family: var(--font-serif) !important;
  font-size: 35px;
  font-style: italic;
  font-weight: 500;
  text-anchor: middle;
}

.diagram--harness-test {
  bottom: 42px;
  height: 620px;
}

.harness-test-legend text,
.harness-question text,
.harness-test-verdict text {
  font-family: var(--font-sans);
}

.harness-test-legend text {
  fill: var(--ink-muted);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.04em;
}

.harness-question-index {
  fill: var(--violet-deep);
  font-size: 13px;
  font-weight: 800;
  letter-spacing: 0.13em;
}

.harness-question-name {
  fill: var(--ink-deep);
  font-size: 23px;
  font-weight: 720;
  letter-spacing: -0.015em;
}

.harness-question-copy {
  fill: var(--ink-muted);
  font-size: 20px;
  font-weight: 520;
  letter-spacing: -0.01em;
}

.score-rail {
  fill: none;
  stroke: rgba(23, 33, 61, 0.12);
  stroke-width: 3;
}

.score-dot {
  stroke: var(--paper);
  stroke-width: 4;
}

.score-dot--red {
  fill: var(--risk);
}

.score-dot--amber {
  fill: var(--warning);
}

.score-dot--green {
  fill: var(--success);
}

.harness-test-verdict line {
  stroke: rgba(23, 33, 61, 0.12);
}

.harness-test-verdict text {
  fill: var(--ink-muted);
  font-size: 20px;
  font-weight: 540;
  letter-spacing: -0.012em;
}

.harness-test-verdict .harness-test-verdict-em {
  fill: var(--violet-deep);
  font-family: var(--font-serif);
  font-size: 27px;
  font-style: italic;
  font-weight: 500;
}

#slide-17 .slide-heading--top h2 em {
  color: var(--violet-deep);
  font-family: var(--font-serif);
  font-style: italic;
  font-weight: 500;
  letter-spacing: -0.045em;
}

.diagram--ninety-days {
  bottom: 44px;
  height: 620px;
}

.ninety-track {
  fill: none;
  stroke: rgba(111, 112, 232, 0.46);
  stroke-width: 3;
}

.ninety-stage circle {
  fill: rgba(255, 255, 255, 0.97);
  stroke: rgba(111, 112, 232, 0.5);
  stroke-width: 2;
  filter: drop-shadow(0 14px 26px rgba(23, 33, 61, 0.07));
}

.ninety-stage text,
.ninety-principle text {
  font-family: var(--font-sans);
  text-anchor: middle;
}

.ninety-stage .ninety-ring {
  fill: none;
  stroke: rgba(47, 166, 170, 0.25);
  stroke-width: 2;
  filter: none;
}

.ninety-stage--result circle:first-child {
  fill: var(--ink-deep);
  stroke: var(--ink-deep);
}

.ninety-stage--result .ninety-ring--result {
  stroke: rgba(173, 78, 189, 0.38);
  stroke-dasharray: 5 9;
}

.ninety-number {
  fill: var(--violet-deep);
  font-size: 18px;
  font-weight: 800;
  letter-spacing: 0.08em;
}

.ninety-stage--result .ninety-number {
  fill: white;
}

.ninety-day {
  fill: var(--violet-deep);
  font-size: 13px;
  font-weight: 800;
  letter-spacing: 0.15em;
}

.ninety-name {
  fill: var(--ink-deep);
  font-size: 20px;
  font-weight: 720;
  letter-spacing: -0.015em;
}

.ninety-caption {
  fill: var(--ink-muted);
  font-size: 13px;
  font-weight: 600;
}

.ninety-principle text {
  fill: var(--ink-muted);
  font-family: var(--font-serif);
  font-size: 26px;
  font-style: italic;
  font-weight: 500;
}

.closing-field {
  position: absolute;
  inset: 110px 160px 100px;
  z-index: 1;
  width: calc(100% - 320px);
  height: calc(100% - 210px);
  overflow: visible;
}

.slide--closing .statement-wrap {
  position: relative;
  z-index: 2;
}

.closing-coda {
  margin: 42px 0 0;
  color: var(--ink-muted);
  font-size: 28px;
  font-weight: 520;
  letter-spacing: -0.018em;
}

.visually-hidden {
  position: absolute !important;
  width: 1px !important;
  height: 1px !important;
  padding: 0 !important;
  margin: -1px !important;
  overflow: hidden !important;
  clip: rect(0, 0, 0, 0) !important;
  white-space: nowrap !important;
  border: 0 !important;
}

:focus-visible {
  outline: 3px solid var(--violet-deep);
  outline-offset: 5px;
}

#stage:focus-visible {
  outline: 0;
  outline-offset: 0;
}

noscript {
  position: fixed;
  inset: auto 24px 24px;
  z-index: 200;
  padding: 16px 20px;
  border-radius: 12px;
  background: var(--ink-deep);
  color: white;
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.001ms !important;
  }
}

@media print {
  html,
  body {
    overflow: visible;
    background: white;
  }

  #viewport {
    position: static;
    overflow: visible;
  }

  #stage {
    position: static;
    width: auto;
    height: auto;
    transform: none;
    box-shadow: none;
  }

  .slide {
    position: relative;
    width: 1920px;
    height: 1080px;
    break-after: page;
    opacity: 1;
    visibility: visible;
  }

  .overlay,
  .presentation-chrome {
    display: none;
  }
}

/* ============================================================
   COVER — slide 1
   Two-column cover grid. Text column 160 → 940, 100px gutter,
   scene column 1040 → 1800. Type hangs off a single left rail;
   size is the only hierarchy variable inside the title.
   ============================================================ */

.slide--title {
  justify-content: flex-start;
  padding: 0;
  font-family: var(--font-cover);
  text-align: left;
}



.cover-grid {
  position: absolute;
  inset: 0;
}

.title-lockup {
  position: absolute;
  z-index: 2;
  left: 160px;
  top: 50%;
  display: flex;
  width: 780px;
  flex-direction: column;
  align-items: flex-start;
  text-align: left;
  /* Optical, not mathematical: the block is top-heavy, so dead-centring it
     reads as sitting low. */
  transform: translateY(calc(-50% - 18px));
}

.title-lockup > .build {
  width: 100%;
}

.title-lockup h1 {
  display: flex;
  margin: 0;
  flex-direction: column;
  align-items: flex-start;
  color: var(--ink-deep);
  line-height: 1;
  white-space: normal;
}

.title-prefix {
  display: block;
  margin-left: 0;
  font-size: 128px;
  font-weight: 600;
  letter-spacing: -0.034em;
  line-height: 0.9;
}

.accent-text {
  position: relative;
  display: inline-block;
  margin-top: 10px;
  color: var(--mitigate-teal);
  font-size: 224px;
  font-family: inherit;
  font-style: normal;
  font-weight: 600;
  letter-spacing: -0.046em;
  line-height: 0.86;
}

/* The subtitle is tracked out to sit at exactly the width of "Harness", so the
   lockup reads as one justified block instead of two loose lines. 3.78px is
   solved for Roobert SemiBold 224px at -0.046em; the negative right margin
   removes the trailing letter-space so the right edges align. A browser test
   pins the two widths together, so retuning the title will fail loudly rather
   than drift. */
.slide--title .deck-subtitle {
  display: inline-block;
  margin: 30px -3.78px 0 0;
  max-width: none;
  color: rgba(23, 33, 61, 0.68);
  font-family: var(--font-cover-slim);
  font-size: 48px;
  font-weight: 200;
  letter-spacing: 0;
  line-height: 1.25;
  white-space: normal;
}

/* ---------- scene shell ---------- */

.cover-stage {
  position: absolute;
  right: 120px;
  top: 50%;
  width: 760px;
  height: 760px;
  transform: translateY(-50%);
}

.cover-scene {
  position: absolute;
  inset: 0;
  display: none;
  width: 100%;
  height: 100%;
  overflow: visible;
}

.cover-scene--laminar {
  right: -120px;
  left: auto;
  width: 880px;
}

/* Torsion is deliberately oversized: it bleeds past the top, bottom and
   right edges of the stage so the structure reads as bigger than the frame. */
.cover-scene--torsion {
  right: -460px;
  bottom: auto;
  left: auto;
  top: 50%;
  width: 1240px;
  height: 1240px;
  transform: translateY(-50%);
}

.cover-scene--torsion *,
.cover-scene--torsion .tor-nest {
  transform-origin: 620px 620px;
}

:root[data-cover="armature"] .cover-scene--armature,
:root[data-cover="torsion"] .cover-scene--torsion,
:root[data-cover="laminar"] .cover-scene--laminar {
  display: block;
}

.cover-scene * {
  transform-box: view-box;
  transform-origin: 380px 380px;
}

.cover-core__disc {
  filter: drop-shadow(0 10px 26px rgba(0, 112, 111, 0.18));
}

.cover-core__rim {
  fill: none;
  stroke: rgba(0, 139, 138, 0.38);
  stroke-width: 1.4;
}

.cover-core__halo {
  fill: none;
  stroke: rgba(0, 139, 138, 0.16);
  stroke-width: 1;
  stroke-dasharray: 2 9;
  animation: cover-spin 96s linear infinite;
}

.cover-core__gloss {
  display: none;
}

/* ---------- A · armature ---------- */

.arm-tick {
  fill: none;
  stroke: rgba(0, 139, 138, 0.3);
  stroke-width: 1.3;
}

.arm-tick--inner {
  stroke: rgba(23, 33, 61, 0.17);
  stroke-width: 1;
}

.arm-spoke {
  fill: none;
  stroke: rgba(0, 139, 138, 0.24);
  stroke-width: 1;
}

.arm-arc {
  fill: none;
  stroke: url(#cover-arc-grad-armature);
  stroke-width: 3;
  stroke-linecap: round;
}

.arm-ring {
  fill: none;
  stroke: rgba(23, 33, 61, 0.13);
  stroke-width: 1.2;
}

.arm-ring--gauge {
  stroke: rgba(23, 33, 61, 0.2);
}

.arm-ring--lattice {
  stroke: rgba(0, 139, 138, 0.26);
}

.arm-ring--dashed {
  stroke: rgba(23, 33, 61, 0.16);
  stroke-dasharray: 3 14;
  animation: cover-spin 120s linear infinite reverse;
}

.arm-ring--outer {
  stroke: rgba(23, 33, 61, 0.09);
}

.arm-ring--hub {
  stroke: rgba(0, 139, 138, 0.3);
}

.arm-port {
  fill: var(--mitigate-mint);
}

.arm-port--major {
  fill: var(--mitigate-teal);
}

.arm-port-halo {
  fill: none;
  stroke: rgba(0, 139, 138, 0.32);
  stroke-width: 1.1;
}

.arm-bezel {
  animation: cover-spin 150s linear infinite;
}

.arm-gauge {
  animation: cover-spin 108s linear infinite reverse;
}

.arm-lattice {
  animation: cover-spin 190s linear infinite;
}

/* ---------- B · torsion ---------- */

@property --tor-twist {
  syntax: "<angle>";
  inherits: true;
  initial-value: 3.4deg;
}

.tor-plate {
  fill: none;
  stroke: var(--mitigate-teal);
  stroke-opacity: var(--plate-op);
  stroke-width: 1.6;
  transform-box: fill-box;
  transform-origin: center;
  /* Every plate reads the same breathing angle, multiplied by its own index,
     so the spacing between neighbours is identical at every frame. */
  transform: rotate(calc(var(--plate-i) * var(--tor-twist)));
}

.tor-nest {
  --tor-twist: 3.4deg;
  transform-box: view-box;
  animation:
    cover-twist 26s cubic-bezier(0.37, 0, 0.63, 1) infinite alternate,
    cover-drift 96s cubic-bezier(0.37, 0, 0.63, 1) infinite alternate;
}

/* ---------- C · laminar ---------- */

.lam-line {
  fill: none;
  stroke: url(#cover-lam-grad-laminar);
  stroke-width: 1.5;
  stroke-linecap: round;
}

.lam-gate-cap {
  fill: none;
  stroke: rgba(0, 139, 138, 0.5);
  stroke-width: 1.6;
}

.lam-gate-line {
  fill: none;
  stroke: rgba(0, 139, 138, 0.32);
  stroke-width: 1.4;
  stroke-dasharray: 4 9;
}

.lam-gate-node {
  fill: var(--mitigate-mint);
}

.lam-gate-node--major {
  fill: var(--mitigate-teal);
}

.lam-carrier {
  fill: none;
  stroke: var(--mitigate-mint);
  stroke-width: 2.4;
  stroke-linecap: round;
  stroke-dasharray: 130 770;
  animation: cover-flow 11s linear infinite;
}

.lam-carrier:nth-child(2) {
  animation-delay: -3.7s;
}

.lam-carrier:nth-child(3) {
  animation-delay: -7.4s;
}

.cover-scene--laminar * {
  transform-origin: center;
}

/* ---------- cover motion ---------- */

@keyframes cover-spin {
  from { transform: rotate(0deg); }
  to { transform: rotate(360deg); }
}

@keyframes cover-twist {
  from { --tor-twist: 2.6deg; }
  to { --tor-twist: 4.1deg; }
}

@keyframes cover-drift {
  from { transform: rotate(0deg); }
  to { transform: rotate(5deg); }
}

@keyframes cover-flow {
  from { stroke-dashoffset: 900; }
  to { stroke-dashoffset: -900; }
}

@media (prefers-reduced-motion: reduce) {
  .cover-scene *,
  .cover-scene {
    animation: none !important;
  }
}


/* ============================================================
   TREND SLIDES 2–5 — cover language. Title, one visual, So.
   ============================================================ */

.slide--editorial {
  padding: 0;
  font-family: var(--font-cover);
}

.trend-heading {
  position: absolute;
  top: 72px;
  right: 120px;
  left: 120px;
}

.trend-index {
  margin: 0 0 18px;
  color: var(--mitigate-teal);
  font-size: 16px;
  font-weight: 600;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  opacity: 0.72;
}

.trend-heading h2 {
  margin: 0;
  max-width: 1680px;
  color: var(--ink-deep);
  font-size: 56px;
  font-weight: 600;
  letter-spacing: -0.036em;
  line-height: 1.12;
}

.trend-heading h2 em {
  color: var(--mitigate-teal);
  font-style: normal;
  font-weight: inherit;
}

.trend-body {
  position: absolute;
  top: 236px;
  right: 120px;
  bottom: 88px;
  left: 120px;
  display: grid;
  grid-template-columns: minmax(0, 1fr) 360px;
  grid-template-rows: 1fr auto auto;
  align-items: stretch;
  column-gap: 48px;
  row-gap: 0;
}

.trend-body--single {
  grid-template-columns: minmax(0, 1fr);
}

.trend-chart {
  display: block;
  grid-column: 1;
  grid-row: 1;
  width: 100%;
  height: 100%;
  overflow: visible;
}

.trend-axis {
  stroke: rgba(23, 33, 61, 0.16);
  stroke-width: 1.5;
}

.trend-grid line {
  stroke: rgba(23, 33, 61, 0.06);
  stroke-dasharray: 5 10;
}

.trend-us,
.trend-cn,
.trend-rise,
.trend-jag {
  fill: none;
  stroke-linecap: butt;
  stroke-linejoin: round;
  stroke-width: 5;
}

.trend-us,
.trend-rise {
  stroke: var(--ink-deep);
}

.trend-cn {
  stroke: var(--mitigate-teal);
}

.trend-jag {
  stroke: var(--mitigate-teal);
  stroke-width: 3;
  stroke-opacity: 0.9;
}

.trend-human {
  stroke: rgba(23, 33, 61, 0.22);
  stroke-width: 1.5;
  stroke-dasharray: 5 8;
}

.trend-gap {
  stroke: var(--mitigate-teal);
  stroke-opacity: 0.5;
  stroke-width: 2;
}

.trend-gap-label {
  fill: var(--mitigate-teal);
  font-family: var(--font-cover);
  font-size: 28px;
  font-weight: 600;
  letter-spacing: -0.03em;
}

.trend-lab,
.trend-year {
  fill: rgba(23, 33, 61, 0.46);
  font-family: var(--font-cover);
  font-size: 20px;
  font-weight: 600;
  letter-spacing: 0.06em;
}

.trend-lab--cn {
  fill: var(--mitigate-teal);
}

.trend-year {
  fill: rgba(23, 33, 61, 0.32);
  font-size: 16px;
  font-weight: 500;
  letter-spacing: 0.1em;
}

.trend-year-ticks line,
.trend-y-axis line {
  stroke: rgba(23, 33, 61, 0.2);
  stroke-width: 1.5;
}

.trend-y-label {
  fill: rgba(23, 33, 61, 0.38);
  font-family: var(--font-cover);
  font-size: 15px;
  font-weight: 500;
  letter-spacing: 0.02em;
}

.trend-y-title {
  fill: rgba(23, 33, 61, 0.42);
  font-family: var(--font-cover);
  font-size: 14px;
  font-weight: 600;
  letter-spacing: 0.14em;
}

.trend-release-dot {
  stroke: var(--paper);
  stroke-width: 1.6;
}

.trend-release-dot--us {
  fill: var(--ink-deep);
}

.trend-release-dot--cn {
  fill: var(--mitigate-teal);
}

.trend-release-label {
  fill: rgba(23, 33, 61, 0.38);
  font-family: var(--font-cover);
  font-size: 12px;
  font-weight: 500;
  letter-spacing: -0.01em;
}

.trend-release-label--cn {
  fill: rgba(0, 139, 138, 0.58);
}

.trend-release-lead {
  fill: none;
  stroke-width: 1;
}

.trend-release-lead--us {
  stroke: rgba(23, 33, 61, 0.18);
}

.trend-release-lead--cn {
  stroke: rgba(0, 139, 138, 0.22);
}

.trend-stat {
  display: flex;
  grid-column: 2;
  grid-row: 1;
  flex-direction: column;
  justify-content: center;
  padding: 8px 0 8px 8px;
  border-left: 0;
  color: var(--ink-deep);
}

.trend-num {
  display: flex;
  align-items: flex-start;
  margin: 0;
  font-size: 140px;
  font-weight: 600;
  letter-spacing: -0.06em;
  line-height: 0.86;
}

.trend-num span {
  margin: 16px 0 0 10px;
  color: var(--mitigate-teal);
  font-size: 36px;
  font-weight: 600;
  letter-spacing: 0;
  line-height: 1;
}

.trend-num--phrase {
  display: block;
  font-size: 92px;
  letter-spacing: -0.05em;
  line-height: 0.92;
}

.trend-num--phrase span {
  display: inline;
  margin: 0 0 0 0.12em;
  font-size: inherit;
  color: var(--mitigate-teal);
}

.trend-stat-label {
  margin: 18px 0 0;
  color: rgba(23, 33, 61, 0.5);
  font-size: 22px;
  font-weight: 500;
  letter-spacing: -0.01em;
  line-height: 1.3;
}

.trend-tries {
  display: flex;
  gap: 14px;
  margin: 0 0 28px;
  padding: 0;
  list-style: none;
}

.trend-tries li {
  width: 72px;
  height: 72px;
  box-shadow: inset 0 0 0 1.5px rgba(23, 33, 61, 0.16);
}

.trend-tries .is-hit {
  background: var(--mitigate-teal);
  box-shadow: none;
}

.trend-tries .is-miss {
  background:
    linear-gradient(
      135deg,
      transparent calc(50% - 1px),
      rgba(23, 33, 61, 0.28) calc(50% - 1px),
      rgba(23, 33, 61, 0.28) calc(50% + 1px),
      transparent calc(50% + 1px)
    ),
    rgba(23, 33, 61, 0.04);
}

.trend-open {
  margin: 40px 0 0;
  padding-top: 28px;
  border-top: 1px solid rgba(23, 33, 61, 0.1);
  color: rgba(23, 33, 61, 0.55);
  font-size: 22px;
  font-weight: 500;
  letter-spacing: -0.01em;
  line-height: 1.35;
}

.trend-open b {
  color: var(--ink-deep);
  font-weight: 700;
}

.trend-models {
  display: grid;
  grid-template-columns: 1fr 1fr;
  column-gap: 16px;
  row-gap: 14px;
  margin: 22px 0 0;
  padding: 0;
  list-style: none;
}

.trend-models li {
  display: flex;
  align-items: center;
  gap: 12px;
  min-width: 0;
  color: var(--ink-deep);
  font-size: 17px;
  font-weight: 600;
  letter-spacing: -0.02em;
  line-height: 1;
}

.trend-models img {
  width: 40px;
  height: 40px;
  flex-shrink: 0;
  object-fit: contain;
}

.trend-models .trend-model-app {
  border-radius: 10px;
  object-fit: cover;
}

.trend-so {
  grid-column: 1;
  grid-row: 2;
  margin: 4px 0 0;
  padding: 0;
  border: 0;
  color: var(--ink-deep);
  font-size: 32px;
  font-weight: 500;
  letter-spacing: -0.022em;
  line-height: 1.25;
}

.trend-body--single .trend-so {
  grid-column: 1;
}

.trend-so-cue {
  margin-right: 14px;
  color: var(--mitigate-teal);
  font-weight: 600;
}

.trend-so-cue::after {
  content: ":";
}

.trend-source {
  grid-column: 1 / -1;
  grid-row: 3;
  margin: 12px 0 0;
  padding: 0 160px 0 0;
  color: rgba(23, 33, 61, 0.36);
  font-size: 15px;
  font-weight: 500;
  letter-spacing: 0.01em;
  line-height: 1.3;
}

.slide--bridge {
  --model-metal: var(--gold);
  display: grid;
  grid-template-rows: auto minmax(0, 1fr) auto;
  align-items: stretch;
  gap: 80px;
  padding: 72px 120px 88px;
  font-family: var(--font-cover);
  text-align: center;
}

.bridge-heading {
  position: static;
}

.slide--bridge h2 {
  margin: 0;
  max-width: none;
  color: var(--ink-deep);
  font-size: 56px;
  font-weight: 600;
  letter-spacing: -0.036em;
  line-height: 1.12;
  text-align: center;
}

.slide--bridge h2 em {
  color: var(--mitigate-teal);
  font-style: normal;
  font-weight: inherit;
}

.bridge-scene {
  position: static;
  display: grid;
  grid-template-columns: 430px 464px 430px;
  grid-template-rows: auto minmax(0, 1fr);
  column-gap: 0;
  row-gap: 14px;
  min-height: 0;
  align-items: stretch;
  justify-content: center;
}

.bridge-bldg-name {
  margin: 0;
  color: rgba(23, 33, 61, 0.48);
  font-size: 16px;
  font-weight: 600;
  letter-spacing: 0.16em;
  text-align: left;
  text-transform: uppercase;
}

.bridge-bldg-name.is-a {
  grid-column: 1;
  grid-row: 1;
}

.bridge-bldg-name.is-b {
  grid-column: 3;
  grid-row: 1;
}

.bridge-bldg {
  display: flex;
  flex-direction: column;
  grid-row: 2;
  min-width: 0;
  overflow: hidden;
  border: 1.5px solid rgba(23, 33, 61, 0.16);
  border-top-width: 8px;
  background: rgba(255, 255, 255, 0.5);
  text-align: left;
}

.bridge-bldg.is-a {
  grid-column: 1;
}

.bridge-bldg.is-b {
  grid-column: 3;
  border-color: rgba(0, 139, 138, 0.32);
  background: rgba(28, 180, 153, 0.045);
}

.bridge-rows {
  display: flex;
  flex: 1;
  flex-direction: column;
  justify-content: stretch;
  min-height: 0;
  padding: 20px 36px 0;
}

.bridge-row {
  display: flex;
  flex: 1;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  min-height: 0;
  border-bottom: 1px solid rgba(23, 33, 61, 0.08);
}

.bridge-row:last-child {
  border-bottom: 0;
}

.bridge-row-lab {
  color: rgba(23, 33, 61, 0.3);
  font-size: 24px;
  font-weight: 500;
  letter-spacing: -0.022em;
}

.bridge-row.is-on .bridge-row-lab {
  color: var(--ink-deep);
}

.bridge-switch {
  position: relative;
  flex: 0 0 auto;
  width: 52px;
  height: 30px;
  border-radius: 999px;
  background: rgba(23, 33, 61, 0.1);
}

.bridge-switch i {
  position: absolute;
  top: 3px;
  left: 3px;
  width: 24px;
  height: 24px;
  border-radius: 50%;
  background: var(--paper);
  box-shadow: 0 1px 2px rgba(23, 33, 61, 0.12);
}

.bridge-row.is-on .bridge-switch {
  background: var(--mitigate-teal);
}

.bridge-row.is-on .bridge-switch i {
  transform: translateX(22px);
}

.bridge-result {
  padding: 22px 36px 26px;
  border-top: 1.5px solid rgba(23, 33, 61, 0.1);
  background: rgba(23, 33, 61, 0.035);
}

.bridge-result-kicker {
  margin: 0 0 8px;
  color: rgba(23, 33, 61, 0.38);
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

.bridge-result-out {
  margin: 0;
  color: rgba(23, 33, 61, 0.48);
  font-size: 30px;
  font-weight: 600;
  letter-spacing: -0.028em;
  line-height: 1.15;
}

.bridge-result.is-strong {
  background: rgba(28, 180, 153, 0.12);
  border-top-color: rgba(0, 139, 138, 0.22);
}

.bridge-result.is-strong .bridge-result-kicker {
  color: rgba(0, 139, 138, 0.72);
}

.bridge-result.is-strong .bridge-result-out {
  color: var(--ink-deep);
}

.bridge-spine {
  position: relative;
  display: grid;
  grid-column: 2;
  grid-row: 2;
  place-items: center;
  align-self: stretch;
}

.bridge-spine-line {
  position: absolute;
  left: 0;
  right: 0;
  top: 50%;
  z-index: 0;
  height: 1.5px;
  background: linear-gradient(
    90deg,
    rgba(23, 33, 61, 0.1),
    var(--model-metal) 42%,
    var(--model-metal) 58%,
    rgba(23, 33, 61, 0.1)
  );
  transform: translateY(-50%);
}

.bridge-model {
  --orbit: 138px;
  position: relative;
  z-index: 1;
  display: grid;
  place-items: center;
  width: 280px;
  height: 280px;
}

.bridge-model-core {
  position: relative;
  z-index: 2;
  display: grid;
  place-items: center;
  width: 152px;
  height: 152px;
  border-radius: 50%;
  background: var(--gold);
  color: var(--ink-deep);
  font-size: 16px;
  font-weight: 600;
  letter-spacing: 0.16em;
}

.bridge-model-ring {
  position: absolute;
  border: 1.5px dashed rgba(244, 210, 85, 0.7);
  border-radius: 50%;
}

.bridge-model-ring.is-outer {
  inset: 2px;
}

.bridge-model-ring.is-inner {
  inset: 18px;
  border-color: rgba(244, 210, 85, 0.55);
  border-style: dotted;
}

.slide--bridge.is-active .bridge-model-core,
.slide--harness.is-active .bridge-model-core {
  animation: model-breathe 3.6s var(--ease-smooth) infinite;
}

.slide--bridge.is-active .bridge-model-ring.is-outer,
.slide--harness.is-active .bridge-model-ring.is-outer {
  animation: model-orbit 18s linear infinite;
}

.slide--bridge.is-active .bridge-model-ring.is-inner,
.slide--harness.is-active .bridge-model-ring.is-inner {
  animation: model-orbit 11s linear infinite reverse;
}

.bridge-claim {
  margin: 0;
  padding: 0;
  color: var(--ink-deep);
  font-size: 32px;
  font-weight: 600;
  letter-spacing: -0.025em;
  line-height: 1.25;
  text-align: center;
}

.bridge-claim em {
  color: var(--mitigate-teal);
  font-style: normal;
  font-weight: inherit;
}

@keyframes model-orbit {
  to {
    transform: rotate(360deg);
  }
}

@keyframes model-breathe {
  0%,
  100% {
    transform: scale(1);
  }
  50% {
    transform: scale(1.045);
  }
}

.slide--harness {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 2fr);
  grid-template-rows: minmax(0, 1fr);
  align-items: stretch;
  column-gap: 72px;
  padding: 72px 100px 72px;
  font-family: var(--font-cover);
  text-align: left;
}

.harness-heading {
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: flex-start;
  min-width: 0;
}

.harness-heading h2 {
  margin: 0;
  color: var(--ink-deep);
  font-family: var(--font-cover);
  font-size: 104px;
  font-weight: 600;
  letter-spacing: -0.036em;
  line-height: 1.05;
  text-align: left;
}

.harness-heading h2::after {
  display: block;
  width: 42px;
  height: 1.5px;
  margin: 24px 0 0;
  background: var(--gold);
  content: "";
}

.harness-def {
  max-width: none;
  margin: 28px 0 0;
  color: var(--ink-deep);
  font-family: var(--font-serif);
  font-size: 42px;
  font-weight: 400;
  letter-spacing: 0;
  line-height: 1.38;
  text-align: left;
}

.harness-atom {
  position: relative;
  width: auto;
  height: 100%;
  max-width: 100%;
  aspect-ratio: 1;
  min-height: 0;
  justify-self: end;
  align-self: center;
}

.harness-shell {
  position: absolute;
  top: 50%;
  left: 50%;
  border: 1.5px dashed rgba(244, 210, 85, 0.55);
  border-radius: 50%;
  pointer-events: none;
  transform: translate(-50%, -50%) rotate(var(--r));
}

.harness-shell.is-a {
  --r: -22deg;
  width: 78%;
  height: 46%;
}

.harness-shell.is-b {
  --r: 48deg;
  width: 70%;
  height: 58%;
}

.harness-shell.is-c {
  --r: 108deg;
  width: 76%;
  height: 42%;
}

.slide--harness.is-active .harness-shell.is-a {
  animation: atom-orbit 34s linear infinite;
}

.slide--harness.is-active .harness-shell.is-b {
  animation: atom-orbit 46s linear infinite reverse;
}

.slide--harness.is-active .harness-shell.is-c {
  animation: atom-orbit 40s linear infinite;
}

.harness-nucleus {
  position: absolute;
  top: 50%;
  left: 50%;
  z-index: 2;
  transform: translate(-50%, -50%);
}

.harness-providers {
  --n: 7;
  position: absolute;
  inset: 0;
  z-index: 3;
  pointer-events: none;
}

.harness-provider {
  position: absolute;
  top: 50%;
  left: 50%;
  display: grid;
  place-items: center;
  width: 40px;
  height: 40px;
  margin: -20px 0 0 -20px;
  border-radius: 50%;
  background: var(--paper);
  transform: rotate(calc(var(--i) * 360deg / var(--n))) translateY(calc(-1 * var(--orbit)));
}

.harness-provider img {
  display: block;
  width: 22px;
  height: 22px;
  object-fit: contain;
}

.harness-provider.is-openai { --i: 0; }
.harness-provider.is-qwen { --i: 1; }
.harness-provider.is-anthropic { --i: 2; }
.harness-provider.is-kimi { --i: 3; }
.harness-provider.is-google { --i: 4; }
.harness-provider.is-zai { --i: 5; }
.harness-provider.is-xai { --i: 6; }

.slide--bridge.is-active .harness-providers,
.slide--harness.is-active .harness-providers {
  animation: model-orbit 48s linear infinite;
}

.slide--bridge.is-active .harness-provider img,
.slide--harness.is-active .harness-provider img {
  animation: model-orbit 48s linear infinite reverse;
}

.harness-electron {
  --r: 36.5%;
  position: absolute;
  z-index: 1;
  display: grid;
  place-items: center;
  width: 220px;
  height: 220px;
  overflow: hidden;
  padding: 0 18px;
  border: 1.5px solid var(--gold);
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.94);
  color: var(--ink-deep);
  font-size: 28px;
  font-weight: 600;
  letter-spacing: -0.03em;
  line-height: 1.12;
  text-align: center;
  white-space: nowrap;
  transform: translate(-50%, -50%);
}

.harness-electron.is-guardrails,
.harness-electron.is-observability {
  font-size: 24px;
}

.harness-electron.is-context {
  top: calc(50% - var(--r));
  left: 50%;
}

.harness-electron.is-memory {
  top: calc(50% - var(--r) * 0.7071);
  left: calc(50% + var(--r) * 0.7071);
}

.harness-electron.is-permissions {
  top: 50%;
  left: calc(50% + var(--r));
}

.harness-electron.is-observability {
  top: calc(50% + var(--r) * 0.7071);
  left: calc(50% + var(--r) * 0.7071);
}

.harness-electron.is-evaluations {
  top: calc(50% + var(--r));
  left: 50%;
}

.harness-electron.is-guardrails {
  top: calc(50% + var(--r) * 0.7071);
  left: calc(50% - var(--r) * 0.7071);
}

.harness-electron.is-tools {
  top: 50%;
  left: calc(50% - var(--r));
}

.harness-electron.is-instructions {
  top: calc(50% - var(--r) * 0.7071);
  left: calc(50% - var(--r) * 0.7071);
}

@keyframes atom-orbit {
  to {
    transform: translate(-50%, -50%) rotate(calc(var(--r) + 360deg));
  }
}

.slide--aside {
  display: grid;
  grid-template-columns: minmax(0, 560px) minmax(0, 1fr);
  align-items: stretch;
  column-gap: 72px;
  padding: 72px 100px 72px;
  font-family: var(--font-cover);
  text-align: left;
}

.aside-copy {
  display: flex;
  flex-direction: column;
  justify-content: center;
  min-width: 0;
}

.aside-kicker {
  margin: 0 0 18px;
  color: var(--mitigate-teal);
  font-size: 16px;
  font-weight: 600;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  opacity: 0.72;
}

.slide--aside h2 {
  margin: 0;
  color: var(--ink-deep);
  font-family: var(--font-cover);
  font-size: 72px;
  font-weight: 600;
  letter-spacing: -0.036em;
  line-height: 1.05;
}

.aside-body {
  max-width: 22em;
  margin: 28px 0 0;
  color: var(--ink-deep);
  font-family: var(--font-serif);
  font-size: 32px;
  font-weight: 400;
  letter-spacing: 0;
  line-height: 1.38;
}

.aside-so {
  max-width: 22em;
  margin: 32px 0 0;
  color: var(--ink-deep);
  font-size: 32px;
  font-weight: 600;
  letter-spacing: -0.022em;
  line-height: 1.28;
}

.aside-clip {
  display: flex;
  flex-direction: column;
  justify-content: center;
  min-width: 0;
  min-height: 0;
  margin: 0;
}

.aside-clip img {
  display: block;
  width: 100%;
  height: 100%;
  min-height: 0;
  max-height: 860px;
  object-fit: contain;
  object-position: top center;
  border: 1.5px solid rgba(23, 33, 61, 0.14);
  border-radius: 10px;
  background: var(--paper);
  box-shadow: 0 14px 36px rgba(23, 33, 61, 0.1);
}

.aside-clip figcaption {
  margin: 14px 0 0;
  color: rgba(23, 33, 61, 0.36);
  font-size: 15px;
  font-weight: 500;
  letter-spacing: 0.01em;
}

.aside-clip.is-phone {
  align-items: center;
}

.aside-clip.is-phone img {
  width: auto;
  max-width: 100%;
  height: auto;
  max-height: 860px;
  margin: 0 auto;
  object-position: center;
}

.aside-clip.is-article {
  align-items: center;
  min-height: 0;
}

.aside-clip.is-article img {
  flex: 0 1 auto;
  width: auto;
  height: auto;
  max-width: 100%;
  max-height: 900px;
  object-fit: contain;
  object-position: top center;
}

.slide--teach {
  display: grid;
  grid-template-rows: auto minmax(0, 1fr) auto;
  align-items: stretch;
  gap: 64px;
  padding: 72px 120px 88px;
  font-family: var(--font-cover);
  text-align: center;
}

.slide--teach h2 {
  margin: 0;
  color: var(--ink-deep);
  font-size: 56px;
  font-weight: 600;
  letter-spacing: -0.036em;
  line-height: 1.12;
}

.slide--teach h2 em {
  color: var(--mitigate-teal);
  font-style: normal;
  font-weight: inherit;
}

.teach-head {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 22px;
}

.teach-layers {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 12px 48px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.teach-layers li {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 10px;
  color: var(--ink-deep);
  font-size: 20px;
  font-weight: 600;
  letter-spacing: -0.022em;
}

.teach-layers li::after {
  width: 100%;
  height: 1.5px;
  background: var(--gold);
  content: "";
}

.teach-so {
  margin: 0;
  color: var(--ink-deep);
  font-size: 32px;
  font-weight: 600;
  letter-spacing: -0.025em;
  line-height: 1.25;
}

.slide--test {
  gap: 28px;
  padding: 52px 80px 64px;
}

.test-lede {
  margin: 0;
  color: rgba(23, 33, 61, 0.62);
  font-size: 22px;
  font-weight: 500;
  letter-spacing: -0.018em;
  line-height: 1.35;
}

.test-check {
  align-self: center;
  justify-self: center;
  width: 1280px;
  max-width: 100%;
  margin: 0 auto;
  padding: 18px 48px 22px;
  border: 1.5px solid rgba(23, 33, 61, 0.14);
  border-radius: 20px;
  background: rgba(255, 255, 255, 0.96);
  box-shadow: 0 14px 36px rgba(23, 33, 61, 0.1);
  list-style: none;
  text-align: left;
}

.test-check li {
  display: grid;
  grid-template-columns: 28px minmax(0, 1fr);
  column-gap: 20px;
  align-items: start;
  padding: 22px 0;
  border-bottom: 1px solid rgba(23, 33, 61, 0.1);
}

.test-check li:last-child {
  border-bottom: 0;
}

.test-box {
  display: block;
  width: 28px;
  height: 28px;
  margin-top: 6px;
  color: var(--gold);
}

.test-box svg {
  display: block;
  width: 100%;
  height: 100%;
}

.test-check h3 {
  margin: 0;
  color: var(--ink-deep);
  font-size: 34px;
  font-weight: 600;
  letter-spacing: -0.032em;
  line-height: 1.15;
}

.test-check li > div > p {
  margin: 8px 0 0;
  color: rgba(23, 33, 61, 0.72);
  font-size: 20px;
  font-weight: 450;
  letter-spacing: -0.014em;
  line-height: 1.35;
}

.slide--test .teach-so {
  max-width: 1480px;
  margin-inline: auto;
  font-size: 24px;
  line-height: 1.45;
}

.slide--test .teach-so span {
  display: inline-block;
  padding: 0.06em 0.28em 0.1em;
  border-radius: 6px;
  font-weight: 650;
}

.slide--test .test-go {
  color: #ffffff;
  background: #1a9a72;
}

.slide--test .test-fix {
  color: #ffffff;
  background: #d4782a;
}

.slide--test .test-no {
  color: #ffffff;
  background: #b54c50;
}

.slide--flow {
  gap: 28px;
  padding: 56px 56px 72px;
}

.slide--flow .flow-map {
  width: 100%;
  height: 100%;
  min-height: 0;
  overflow: visible;
  font-family: var(--font-cover);
}

.flow-line {
  fill: none;
  stroke: rgba(23, 33, 61, 0.28);
  stroke-width: 1.35;
  stroke-linejoin: round;
}

.flow-line.is-ai {
  stroke: var(--mitigate-teal);
  stroke-width: 2.2px;
  stroke-dasharray: 10px 20px;
  stroke-dashoffset: 0;
  stroke-linecap: butt;
}

.flow-run {
  display: none;
}

.slide--flow.is-active .flow-line.is-ai {
  animation: flow-run 2.6s linear infinite;
}

@keyframes flow-run {
  to {
    stroke-dashoffset: -30px;
  }
}

@keyframes flow-border {
  to {
    stroke-dashoffset: -12;
  }
}

.flow-box rect {
  fill: rgba(255, 255, 255, 0.96);
  stroke: rgba(23, 33, 61, 0.38);
  stroke-width: 1.5;
}

.flow-box.is-ai rect {
  fill: var(--mitigate-teal);
  stroke: #ffffff;
  stroke-width: 2.2;
  stroke-dasharray: 4 8;
  stroke-linecap: butt;
  stroke-linejoin: miter;
}

.slide--flow.is-active .flow-box.is-ai rect {
  animation: flow-border 2.4s linear infinite;
}

.slide--flow.is-active .flow-box.is-ai:nth-child(odd) rect {
  animation-duration: 2.9s;
  animation-direction: reverse;
}

.flow-box-label {
  fill: var(--ink-deep);
  font-size: 13px;
  font-weight: 550;
  letter-spacing: -0.018em;
}

.flow-box-label.is-ai {
  fill: #ffffff;
}

.flow-dia polygon {
  fill: rgba(255, 255, 255, 0.96);
  stroke: rgba(23, 33, 61, 0.4);
  stroke-width: 1.5;
}

.flow-dia.is-ai polygon {
  fill: var(--mitigate-teal);
  stroke: #ffffff;
  stroke-width: 2.2;
  stroke-dasharray: 4 8;
  stroke-linecap: butt;
  stroke-linejoin: miter;
}

.slide--flow.is-active .flow-dia.is-ai polygon {
  animation: flow-border 2.6s linear infinite reverse;
}

@media (prefers-reduced-motion: reduce) {
  .slide--flow.is-active .flow-line.is-ai,
  .slide--flow.is-active .flow-box.is-ai rect,
  .slide--flow.is-active .flow-dia.is-ai polygon {
    animation: none;
  }
}

.flow-dia-label {
  fill: var(--ink-deep);
  font-size: 12px;
  font-weight: 550;
  letter-spacing: -0.016em;
}

.flow-dia-label.is-ai {
  fill: #ffffff;
}

.flow-term rect {
  fill: rgba(255, 255, 255, 0.96);
  stroke: rgba(23, 33, 61, 0.4);
  stroke-width: 1.5;
}

.flow-term.is-start rect {
  fill: var(--ink-deep);
  stroke: none;
}

.flow-term-label {
  fill: var(--ink-deep);
  font-size: 13px;
  font-weight: 550;
  letter-spacing: -0.018em;
}

.flow-term-label.is-start {
  fill: #ffffff;
}

.flow-node {
  fill: rgba(23, 33, 61, 0.42);
}

.flow-node.is-ai {
  fill: var(--mitigate-teal);
}

.flow-actor {
  fill: rgba(23, 33, 61, 0.7);
  font-size: 14px;
  font-weight: 500;
  letter-spacing: -0.016em;
}

.flow-yn-label {
  fill: rgba(23, 33, 61, 0.55);
  font-size: 11px;
  font-weight: 550;
  letter-spacing: -0.01em;
}

.flow-legend-box {
  fill: rgba(255, 255, 255, 0.96);
  stroke: rgba(23, 33, 61, 0.38);
  stroke-width: 1.5;
}

.flow-legend-caption {
  fill: var(--ink-deep);
  font-size: 12px;
  font-weight: 550;
  letter-spacing: -0.014em;
}

.chat-compare {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  grid-template-rows: auto auto auto minmax(0, 1fr) auto;
  column-gap: 40px;
  align-items: stretch;
  min-height: 0;
}

.chat-compare .chat-pane {
  display: grid;
  grid-template-rows: subgrid;
  grid-row: 1 / -1;
}

.chat-pane,
.copilot-pane {
  display: flex;
  flex-direction: column;
  min-width: 0;
  min-height: 0;
  overflow: hidden;
  border: 3px solid rgba(23, 33, 61, 0.14);
  border-radius: 20px;
  background: rgba(255, 255, 255, 0.96);
  text-align: left;
}

.chat-pane.is-real,
.copilot-pane {
  border-color: rgba(0, 139, 138, 0.34);
}

.chat-chrome {
  display: flex;
  flex-shrink: 0;
  align-items: center;
  gap: 12px;
  padding: 14px 20px;
  border-bottom: 1.5px solid rgba(23, 33, 61, 0.08);
  background: rgba(23, 33, 61, 0.025);
}

.chat-chrome p {
  margin: 0;
  color: var(--ink-deep);
  font-size: 15px;
  font-weight: 600;
  letter-spacing: -0.01em;
}

.chat-dots {
  display: flex;
  gap: 6px;
}

.chat-dots i {
  display: block;
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: rgba(23, 33, 61, 0.18);
}

.chat-system {
  display: flex;
  flex-direction: column;
  flex-shrink: 0;
  min-height: 0;
  margin: 0;
  padding: 18px 24px 20px 28px;
  border-bottom: 1.5px solid rgba(23, 33, 61, 0.1);
  background: rgba(23, 33, 61, 0.09);
  box-shadow: inset 5px 0 0 var(--gold);
}

.chat-pane.is-real .chat-system {
  border-bottom-color: rgba(0, 139, 138, 0.22);
  background: rgba(0, 139, 138, 0.14);
  box-shadow: inset 5px 0 0 var(--mitigate-teal);
}

.chat-kicker {
  position: relative;
  z-index: 1;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin: 0 0 8px;
  color: var(--mitigate-teal);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

.chat-eye {
  flex: 0 0 24px;
  width: 24px;
  height: 24px;
  color: var(--ink-deep);
  opacity: 0.55;
}

.chat-prompt-veil {
  position: relative;
  flex: 1 1 auto;
}

.chat-prompt-veil::after {
  position: absolute;
  inset: 0 -4px -4px;
  background: rgba(255, 255, 255, 0.18);
  backdrop-filter: blur(1.3px);
  -webkit-backdrop-filter: blur(1.3px);
  pointer-events: none;
  content: "";
}

.chat-prompt {
  margin: 0;
  color: var(--ink-deep);
  font-family: var(--font-serif);
  font-size: 20px;
  font-weight: 400;
  line-height: 1.35;
}

.chat-thread {
  display: flex;
  flex: 1 1 auto;
  flex-direction: column;
  gap: 14px;
  min-height: 0;
  padding: 18px 20px 22px;
}

.chat-turn {
  margin: 0;
  color: var(--ink-deep);
  font-size: 21px;
  font-weight: 500;
  letter-spacing: -0.02em;
  line-height: 1.35;
}

.chat-turn span {
  display: block;
  margin: 0 0 6px;
  color: rgba(23, 33, 61, 0.38);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.chat-turn.is-user {
  align-self: flex-end;
  max-width: 92%;
  padding: 12px 16px 14px;
  border-radius: 16px 16px 4px 16px;
  background: rgba(23, 33, 61, 0.06);
  color: rgba(23, 33, 61, 0.72);
  font-weight: 500;
}

.chat-turn.is-bot {
  max-width: 96%;
  padding: 12px 16px 14px;
  border-radius: 16px 16px 16px 4px;
  background: rgba(23, 33, 61, 0.035);
}

.chat-compare .chat-turn.is-user {
  align-self: start;
  justify-self: end;
  width: max-content;
  max-width: calc(100% - 40px);
  margin: 18px 20px 0;
}

.chat-compare .chat-turn.is-bot {
  align-self: start;
  justify-self: start;
  max-width: calc(100% - 40px);
  margin: 12px 20px 0;
}

.chat-composer {
  flex-shrink: 0;
  margin: 0 20px 18px;
  padding: 12px 18px;
  border: 1.5px solid rgba(23, 33, 61, 0.1);
  border-radius: 999px;
  color: rgba(23, 33, 61, 0.34);
  font-size: 16px;
  font-weight: 500;
}

.copilot-scene {
  display: grid;
  grid-template-columns: minmax(0, 1.15fr) 36px minmax(240px, 0.72fr) 36px minmax(168px, 0.48fr);
  grid-template-rows: auto auto auto auto auto auto auto;
  align-items: stretch;
  width: min(1600px, 100%);
  min-height: 0;
  justify-self: center;
  align-self: center;
}

.copilot-scene .copilot-pane {
  display: grid;
  grid-template-rows: subgrid;
  grid-column: 1;
  grid-row: 1 / -1;
  padding: 0 0 14px;
  box-shadow: 0 14px 36px rgba(23, 33, 61, 0.1);
}

.copilot-pane .chat-turn {
  max-width: calc(100% - 44px);
  margin: 8px 22px 0;
  padding: 10px 14px 12px;
  font-size: 20px;
}

.copilot-pane .chat-turn.is-user {
  justify-self: end;
}

.copilot-pane .chat-turn.is-bot {
  display: block;
  justify-self: start;
}

.copilot-thinking {
  display: flex;
  align-items: center;
  align-self: center;
  gap: 10px;
  margin: 0 22px;
  color: rgba(23, 33, 61, 0.42);
  font-size: 17px;
  font-weight: 500;
  letter-spacing: -0.01em;
}

.copilot-think-dots {
  display: flex;
  gap: 5px;
}

.copilot-think-dots i {
  display: block;
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--mitigate-teal);
  opacity: 0.35;
  animation: think-dot 1.25s ease-in-out infinite;
}

.copilot-think-dots i:nth-child(2) {
  animation-delay: 0.16s;
}

.copilot-think-dots i:nth-child(3) {
  animation-delay: 0.32s;
}

@keyframes think-dot {
  0%,
  80%,
  100% {
    opacity: 0.28;
    transform: translateY(0);
  }
  40% {
    opacity: 1;
    transform: translateY(-2px);
  }
}

.copilot-link {
  position: relative;
  align-self: center;
  height: 1.5px;
  margin: 0 4px;
  background: var(--mitigate-teal);
}

.copilot-link.is-in-read {
  grid-column: 2;
  grid-row: 3;
}

.copilot-link.is-out-read {
  grid-column: 4;
  grid-row: 3;
}

.copilot-link.is-in-write {
  grid-column: 2;
  grid-row: 6;
}

.copilot-link.is-out-write {
  grid-column: 4;
  grid-row: 6;
}

.copilot-link::after {
  position: absolute;
  top: 50%;
  right: 0;
  width: 8px;
  height: 8px;
  border-right: 1.5px solid var(--mitigate-teal);
  border-bottom: 1.5px solid var(--mitigate-teal);
  transform: translate(-3px, -50%) rotate(-45deg);
  content: "";
}

.copilot-trace {
  align-self: center;
  padding: 12px 16px 14px;
  border: 1.5px dashed rgba(0, 139, 138, 0.4);
  border-radius: 8px;
  text-align: left;
}

.copilot-trace.is-read {
  grid-column: 3;
  grid-row: 3;
}

.copilot-trace.is-write {
  grid-column: 3;
  grid-row: 6;
}

.copilot-systems {
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 10px;
  align-self: center;
  min-width: 0;
}

.copilot-systems.is-read {
  grid-column: 5;
  grid-row: 3;
}

.copilot-sys {
  display: flex;
  align-items: center;
  gap: 12px;
  min-width: 0;
  padding: 10px 12px;
  border: 1.5px solid rgba(23, 33, 61, 0.16);
  border-radius: 10px;
  background: rgba(255, 255, 255, 0.94);
  text-align: left;
}

.copilot-sys.is-write {
  grid-column: 5;
  grid-row: 6;
  align-self: center;
}

.copilot-glyph {
  flex: 0 0 32px;
  width: 32px;
  height: 32px;
  color: var(--mitigate-teal);
}

.copilot-sys h3 {
  margin: 0;
  color: var(--ink-deep);
  font-size: 18px;
  font-weight: 600;
  letter-spacing: -0.028em;
}

.copilot-sys p {
  margin: 2px 0 0;
  color: rgba(23, 33, 61, 0.5);
  font-size: 14px;
  font-weight: 500;
}

.copilot-trace-kicker {
  margin: 0 0 8px;
  color: rgba(23, 33, 61, 0.38);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

.copilot-trace ul {
  margin: 0;
  padding: 0;
  list-style: none;
}

.copilot-trace li {
  display: flex;
  align-items: center;
  gap: 10px;
  color: rgba(23, 33, 61, 0.62);
  font-size: 18px;
  font-weight: 500;
  letter-spacing: -0.015em;
  line-height: 1.4;
}

.copilot-trace li + li {
  margin-top: 5px;
}

.copilot-trace li::before {
  flex: 0 0 5px;
  width: 5px;
  height: 5px;
  background: var(--mitigate-teal);
  opacity: 0.75;
  content: "";
}

.copilot-scene.is-stop {
  grid-template-rows: minmax(0, 1fr);
  align-items: center;
}

.copilot-scene.is-stop .copilot-pane {
  display: flex;
  flex-direction: column;
  grid-row: 1;
  padding-bottom: 28px;
}

.copilot-scene.is-stop .copilot-pane > .chat-turn.is-user {
  margin-top: 22px;
}

.copilot-scene.is-stop .copilot-thinking {
  align-self: flex-start;
  margin: 16px 22px;
}

.copilot-scene.is-stop .copilot-link.is-in-read,
.copilot-scene.is-stop .copilot-link.is-out-read,
.copilot-scene.is-stop .copilot-trace.is-read,
.copilot-scene.is-stop .copilot-systems.is-read {
  grid-row: 1;
}

.copilot-trace li.is-deny {
  color: var(--ink-deep);
}

.copilot-trace li.is-deny::before {
  background: transparent;
  box-shadow: inset 0 0 0 1.5px rgba(23, 33, 61, 0.45);
  opacity: 1;
}

.copilot-sys.is-deny {
  border-style: dashed;
  background: rgba(255, 255, 255, 0.55);
}

.copilot-sys.is-deny .copilot-glyph {
  color: rgba(23, 33, 61, 0.38);
}

.teach-cols {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  column-gap: 80px;
  align-items: center;
  min-height: 0;
}

.teach-col {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  text-align: left;
}

.teach-col h3 {
  margin: 0;
  color: var(--ink-deep);
  font-size: 56px;
  font-weight: 600;
  letter-spacing: -0.036em;
  line-height: 1.05;
}

.teach-col h3::after {
  display: block;
  width: 42px;
  height: 1.5px;
  margin: 20px 0 0;
  background: var(--gold);
  content: "";
}

.teach-col p {
  max-width: 12em;
  margin: 28px 0 0;
  color: var(--ink-deep);
  font-family: var(--font-serif);
  font-size: 32px;
  font-weight: 400;
  letter-spacing: 0;
  line-height: 1.35;
}

.teach-rail {
  position: relative;
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  column-gap: 40px;
  align-items: center;
  min-height: 0;
}

.teach-rail-line {
  position: absolute;
  left: 4%;
  right: 4%;
  top: 50%;
  z-index: 0;
  height: 1.5px;
  background: var(--gold);
  transform: translateY(-50%);
}

.teach-stop {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-rows: 1fr auto 1fr;
  align-items: start;
  min-height: 0;
  text-align: left;
  background: transparent;
}

.teach-stop-head {
  grid-row: 1;
  align-self: end;
  padding: 0 0 28px;
}

.teach-stop::before {
  grid-row: 2;
  align-self: center;
  width: 10px;
  height: 10px;
  margin: 0;
  background: var(--gold);
  content: "";
}

.teach-stop > p:last-child {
  grid-row: 3;
  padding: 28px 0 0;
}

.teach-stop-i {
  margin: 0 0 12px;
  color: var(--mitigate-teal);
  font-size: 16px;
  font-weight: 600;
  letter-spacing: 0.08em;
}

.teach-stop h3 {
  margin: 0;
  color: var(--ink-deep);
  font-size: 32px;
  font-weight: 600;
  letter-spacing: -0.03em;
  line-height: 1.1;
}

.teach-stop p {
  max-width: 11em;
  margin: 14px 0 0;
  color: var(--ink-deep);
  font-family: var(--font-serif);
  font-size: 22px;
  font-weight: 400;
  line-height: 1.3;
}

.teach-pairs {
  display: grid;
  grid-template-rows: repeat(4, minmax(0, 1fr));
  row-gap: 0;
  align-self: stretch;
  width: min(1200px, 100%);
  margin: 0 auto;
  min-height: 0;
}

.teach-pair {
  display: grid;
  grid-template-columns: 1fr 200px 1fr;
  align-items: center;
  min-height: 0;
}

.teach-pair-tool,
.teach-pair-bound {
  color: var(--ink-deep);
  font-size: 48px;
  font-weight: 600;
  letter-spacing: -0.03em;
  line-height: 1;
}

.teach-pair-tool {
  padding-right: 12px;
  text-align: right;
}

.teach-pair-bound {
  padding-left: 12px;
  text-align: left;
}

.teach-pair-rule {
  position: relative;
  justify-self: center;
  width: 72px;
  height: 1.5px;
  background: var(--mitigate-teal);
}

.teach-pair-rule::after {
  position: absolute;
  top: 50%;
  right: -1px;
  width: 10px;
  height: 10px;
  border-top: 1.5px solid var(--mitigate-teal);
  border-right: 1.5px solid var(--mitigate-teal);
  transform: translateY(-50%) rotate(45deg);
  content: "";
}

.teach-loop {
  position: relative;
  width: auto;
  height: 100%;
  max-width: 100%;
  aspect-ratio: 1;
  justify-self: center;
  align-self: center;
}

.teach-loop-ring {
  position: absolute;
  inset: 18%;
  border: 1.5px dashed rgba(244, 210, 85, 0.7);
  border-radius: 50%;
  pointer-events: none;
}

.teach-loop-lab {
  position: absolute;
  color: var(--ink-deep);
  font-size: 32px;
  font-weight: 600;
  letter-spacing: -0.03em;
  line-height: 1;
}

.teach-loop-lab.is-use {
  top: 12%;
  left: 50%;
  transform: translate(-50%, 0);
}

.teach-loop-lab.is-observe {
  top: 50%;
  right: 0;
  transform: translate(0, -50%);
}

.teach-loop-lab.is-evaluate {
  bottom: 12%;
  left: 50%;
  transform: translate(-50%, 0);
}

.teach-loop-lab.is-improve {
  top: 50%;
  left: 0;
  transform: translate(0, -50%);
}

.teach-loop .teach-model {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
}

.teach-model {
  display: grid;
  place-items: center;
  width: 140px;
  height: 140px;
  border-radius: 50%;
  background: var(--gold);
  color: var(--ink-deep);
  font-size: 16px;
  font-weight: 600;
  letter-spacing: 0.16em;
}

.teach-grow {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  column-gap: 40px;
  align-items: center;
  min-height: 0;
}

.teach-grow-stage {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 28px;
  margin: 0;
}

.teach-grow-atom {
  position: relative;
  display: grid;
  place-items: center;
  width: 260px;
  height: 260px;
}

.teach-grow-atom .teach-model {
  position: relative;
  z-index: 1;
  width: 96px;
  height: 96px;
  font-size: 13px;
}

.teach-grow-frame {
  position: absolute;
  inset: calc(50% - (52px + var(--s) * 28px));
  border: 1.5px solid rgba(244, 210, 85, 0.78);
  border-radius: 18px;
  pointer-events: none;
}

.teach-grow-stage figcaption,
.teach-side h3 {
  margin: 0;
  color: var(--ink-deep);
  font-size: 24px;
  font-weight: 600;
  letter-spacing: -0.028em;
  line-height: 1.2;
}

.teach-task {
  margin: 0;
  color: var(--ink-deep);
  font-family: var(--font-serif);
  font-size: 32px;
  font-weight: 400;
  letter-spacing: 0;
  line-height: 1.3;
}

.slide--teach:has(.teach-compare) {
  grid-template-rows: auto auto minmax(0, 1fr);
  gap: 36px 64px;
}

.teach-compare {
  display: grid;
  grid-template-columns: 1fr 1fr;
  column-gap: 80px;
  align-items: center;
  justify-items: center;
  min-height: 0;
}

.teach-side {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 16px;
}

.teach-side h3 {
  font-size: 22px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.teach-side p {
  margin: 0;
  color: rgba(23, 33, 61, 0.52);
  font-size: 22px;
  font-weight: 500;
  letter-spacing: -0.02em;
}

.teach-side.is-strong p {
  color: var(--ink-deep);
}

.teach-compare .teach-grow-atom {
  width: 280px;
  height: 280px;
}

.teach-compare .teach-grow-atom .teach-model {
  width: 120px;
  height: 120px;
  font-size: 15px;
}

.teach-compare .teach-grow-frame {
  inset: calc(50% - (64px + var(--s) * 32px));
}







.trend-unlocks {
  grid-column: 1;
  grid-row: 1;
  display: flex;
  flex-direction: column;
  justify-content: center;
  min-width: 0;
  overflow: visible;
  padding: 0 0 12px;
}

.trend-unlocks-track {
  position: relative;
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  grid-template-rows: auto auto 44px auto;
  grid-auto-columns: 0;
  column-gap: 0;
  row-gap: 0;
  overflow: visible;
}

.trend-unlock-rail {
  grid-column: 1 / 6;
  grid-row: 3;
  align-self: center;
  justify-self: start;
  z-index: 0;
  width: 2200px;
  min-width: 0;
  height: 1.5px;
  margin: 0 0 0 7px;
  background: linear-gradient(
    90deg,
    rgba(23, 33, 61, 0.18) 0%,
    var(--mitigate-teal) 72%,
    rgba(28, 180, 153, 0.35) 84%,
    transparent 100%
  );
  pointer-events: none;
}

#slide-3 {
  overflow: visible;
}

.trend-unlock-future {
  position: absolute;
  left: calc(100% + 8px);
  top: 0;
  z-index: 1;
  display: grid;
  grid-template-rows: auto auto 44px auto;
  min-width: 480px;
  pointer-events: none;
  -webkit-mask-image: linear-gradient(90deg, rgba(0, 0, 0, 0.62) 0%, rgba(0, 0, 0, 0.28) 38%, transparent 68%);
  mask-image: linear-gradient(90deg, rgba(0, 0, 0, 0.62) 0%, rgba(0, 0, 0, 0.28) 38%, transparent 68%);
}

.trend-unlock-future .trend-unlock-name {
  color: rgba(0, 139, 138, 0.72);
  white-space: nowrap;
  padding-right: 0;
}

.trend-unlock-future .trend-unlock-desc {
  visibility: hidden;
}

.trend-unlock-future .trend-unlock-bead {
  background: transparent;
  box-shadow: 0 0 0 1.5px rgba(0, 139, 138, 0.45);
}

.trend-unlock-future .trend-unlock-when {
  padding-right: 0;
}

.trend-unlock-future .trend-unlock-when b {
  color: rgba(0, 139, 138, 0.7);
}

.trend-unlock-name {
  grid-row: 1;
  margin: 0;
  padding-right: 28px;
  color: var(--ink-deep);
  font-size: 52px;
  font-weight: 600;
  letter-spacing: -0.04em;
  line-height: 1;
}

.trend-unlock-name.is-act {
  color: var(--mitigate-teal);
}

.trend-unlock-desc {
  grid-row: 2;
  margin: 14px 0 0;
  padding-right: 28px;
  color: rgba(23, 33, 61, 0.5);
  font-size: 22px;
  font-weight: 500;
  letter-spacing: -0.01em;
  line-height: 1.3;
}

.trend-unlock-bead {
  grid-row: 3;
  z-index: 1;
  align-self: center;
  width: 11px;
  height: 11px;
  margin-left: 2px;
  border: 2px solid var(--paper);
  border-radius: 50%;
  background: var(--ink-deep);
  box-shadow: 0 0 0 1.5px rgba(23, 33, 61, 0.2);
}

.trend-unlock-bead:nth-of-type(1) { grid-column: 1; }
.trend-unlock-bead:nth-of-type(2) { grid-column: 2; }
.trend-unlock-bead:nth-of-type(3) { grid-column: 3; }
.trend-unlock-bead:nth-of-type(4) { grid-column: 4; }
.trend-unlock-bead:nth-of-type(5) { grid-column: 5; }

.trend-unlock-bead.is-act {
  background: var(--mitigate-teal);
  box-shadow: 0 0 0 1.5px rgba(0, 139, 138, 0.35);
}

.trend-unlock-when {
  grid-row: 4;
  margin: 22px 0 0;
  padding-right: 28px;
  color: rgba(23, 33, 61, 0.42);
  font-size: 18px;
  font-weight: 500;
  letter-spacing: -0.01em;
}

.trend-unlock-when b {
  margin-right: 10px;
  color: var(--ink-deep);
  font-size: 16px;
  font-weight: 600;
  letter-spacing: 0.12em;
}

.trend-unlock-when.is-act b {
  color: var(--mitigate-teal);
}

.trend-unlock-note {
  max-width: 980px;
  margin: 48px 0 0;
  color: rgba(23, 33, 61, 0.48);
  font-size: 24px;
  font-weight: 500;
  letter-spacing: -0.018em;
  line-height: 1.35;
}

.trend-meter {
  grid-column: 1;
  grid-row: 1;
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  column-gap: 40px;
  align-content: center;
  min-width: 0;
}

.trend-meter-channel {
  display: grid;
  grid-template-columns: subgrid;
  grid-column: 1 / -1;
  grid-template-rows: auto 64px;
  row-gap: 14px;
  align-items: end;
  margin: 0 0 52px;
}

.trend-meter-channel.is-low {
  margin-bottom: 14px;
}

.trend-meter-label {
  grid-column: 1;
  margin: 0;
  color: rgba(23, 33, 61, 0.5);
  font-size: 20px;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.trend-meter-well {
  position: relative;
  grid-column: 1;
  height: 64px;
  overflow: visible;
  background:
    repeating-linear-gradient(
      90deg,
      rgba(23, 33, 61, 0.22) 0 2px,
      transparent 2px 100%
    ),
    repeating-linear-gradient(
      90deg,
      rgba(23, 33, 61, 0.09) 0 1px,
      transparent 1px 100%
    ),
    rgba(23, 33, 61, 0.05);
  background-size: 25% 100%, 5% 100%, auto;
  box-shadow:
    inset 0 0 0 1px rgba(23, 33, 61, 0.12),
    inset 2px 0 0 rgba(23, 33, 61, 0.32),
    inset -2px 0 0 rgba(23, 33, 61, 0.32);
}

.trend-meter-well::after {
  position: absolute;
  inset: 0;
  z-index: 1;
  background:
    repeating-linear-gradient(
      90deg,
      rgba(255, 255, 255, 0.42) 0 2px,
      transparent 2px 100%
    ),
    repeating-linear-gradient(
      90deg,
      rgba(255, 255, 255, 0.18) 0 1px,
      transparent 1px 100%
    );
  background-size: 25% 100%, 5% 100%;
  content: "";
  pointer-events: none;
}

.trend-meter-fill {
  position: absolute;
  top: 11px;
  bottom: 11px;
  left: 0;
  background: var(--mitigate-teal);
}

.trend-meter-channel.is-low .trend-meter-fill {
  background: var(--ink-deep);
}

.trend-meter-bead {
  position: absolute;
  top: 50%;
  z-index: 2;
  width: 13px;
  height: 13px;
  border: 2px solid var(--paper);
  border-radius: 50%;
  background: var(--mitigate-teal);
  box-shadow: 0 0 0 1.5px rgba(0, 139, 138, 0.35);
  transform: translate(-50%, -50%);
  pointer-events: none;
}

.trend-meter-channel.is-low .trend-meter-bead {
  background: var(--ink-deep);
  box-shadow: 0 0 0 1.5px rgba(23, 33, 61, 0.25);
}

.trend-meter-readout {
  grid-column: 2;
  grid-row: 1 / span 2;
  margin: 0;
  color: var(--ink-deep);
  font-size: 88px;
  font-weight: 600;
  letter-spacing: -0.05em;
  line-height: 0.9;
  white-space: nowrap;
}

.trend-meter-channel.is-low .trend-meter-readout {
  color: var(--mitigate-teal);
}

.trend-meter-scale {
  display: flex;
  grid-column: 1;
  justify-content: space-between;
  margin: 0;
  padding: 0;
  list-style: none;
  color: rgba(23, 33, 61, 0.38);
  font-size: 16px;
  font-weight: 600;
  letter-spacing: 0.08em;
}


/* ============================================================
   TREND SLIDES — the opening act
   Four numbered trends, no taxonomy. Each carries its claim, its
   evidence, the consequence for the listener, and its source.
   ============================================================ */

.slide--trend .slide-heading--top h2 em {
  color: var(--violet-deep);
  font-style: normal;
  font-weight: inherit;
}

/* Trend slides give the diagram a fixed band between the heading and the
   footer, rather than a fixed height, so a two-line claim or a two-line
   consequence cannot collide with it. */
.slide--trend .evidence-layout {
  top: 348px;
  bottom: 200px;
  height: auto;
}

/* An SVG is a replaced element: height:auto resolves to its intrinsic viewBox
   size and ignores `bottom`, so the band has to be stated as a height. */
.slide--trend .diagram {
  top: 348px;
  bottom: auto;
  height: 532px;
}

/* Percentage height on a grid item with an intrinsic ratio falls back to
   width-driven sizing, so the band has to be an explicit length here too. */
.slide--trend .diagram--chart {
  height: 532px;
}

.trend-footer {
  position: absolute;
  right: 112px;
  bottom: 74px;
  left: 112px;
}

.trend-consequence {
  position: relative;
  margin: 0;
  padding-top: 26px;
  color: var(--ink-deep);
  font-size: 34px;
  font-weight: 600;
  letter-spacing: -0.018em;
  line-height: 1.24;
}

.trend-consequence::before {
  position: absolute;
  left: 0;
  top: 0;
  width: 100%;
  height: 1px;
  background: linear-gradient(
    90deg,
    rgba(111, 112, 232, 0.5),
    rgba(23, 33, 61, 0.12) 58%,
    rgba(23, 33, 61, 0)
  );
  content: "";
}

.trend-consequence__cue {
  margin-right: 16px;
  color: var(--violet-deep);
  font-weight: 720;
}

.trend-consequence__cue::after {
  content: ":";
}

.slide-source {
  margin: 20px 0 0;
  color: rgba(23, 33, 61, 0.4);
  font-size: 15px;
  font-weight: 600;
  letter-spacing: 0.03em;
}

.evidence-number .evidence-aside,
.evidence-aside {
  margin: 30px 0 0;
  text-transform: none;
  padding-top: 22px;
  border-top: 1px solid var(--line);
  color: var(--ink-muted);
  font-size: 19px;
  font-weight: 500;
  letter-spacing: -0.005em;
  line-height: 1.42;
}

.evidence-aside b {
  color: var(--ink-deep);
  font-weight: 700;
}

.evidence-aside i {
  display: block;
  margin-top: 8px;
  color: var(--teal);
  font-size: 16px;
  font-style: normal;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}