/* ==========================================================================
   MTC Interactive Keynote System
   Full-screen 16:9 deck engine for design-library strategy decks.
   ========================================================================== */

:root {
	--keynote-black: #000000;
	--keynote-white: #ffffff;
	--keynote-paper: #f5f6f8;
	--keynote-ink: #101419;
	--keynote-muted: #8b929d;
	--keynote-rule: rgba(255, 255, 255, 0.16);
	--keynote-rule-light: rgba(16, 20, 25, 0.16);
	--keynote-cyan: #00b4c8;
	--keynote-gold: #c9a84c;
	--keynote-red: #c0392b;
	--keynote-blue: #0081bd;
	--keynote-stage: #05070a;
	--keynote-display: -apple-system, BlinkMacSystemFont, "SF Pro Display", "Helvetica Neue", sans-serif;
	--keynote-subhead: -apple-system, BlinkMacSystemFont, "SF Pro Display", "Helvetica Neue", sans-serif;
	--keynote-body: -apple-system, BlinkMacSystemFont, "SF Pro Display", "Helvetica Neue", sans-serif;
	--keynote-mono: "SF Mono", ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
}

* {
	box-sizing: border-box;
}

html,
body {
	width: 100vw;
	height: 100vh;
	margin: 0;
	overflow: hidden;
	background: var(--keynote-black);
	color: var(--keynote-white);
	font-family: var(--keynote-body);
	font-feature-settings: "ss01", "cv01", "tnum";
	-webkit-font-smoothing: antialiased;
	-moz-osx-font-smoothing: grayscale;
}

body.is-light-slide {
	background: var(--keynote-paper);
}

button,
a {
	font: inherit;
}

.keynote-stage {
	position: relative;
	z-index: 0;
	width: 100vw;
	height: 100vh;
	display: flex;
	align-items: center;
	justify-content: center;
	background:
		radial-gradient(circle at 82% 8%, rgba(0, 180, 200, 0.18), transparent 30%),
		radial-gradient(circle at 10% 88%, rgba(201, 168, 76, 0.12), transparent 28%),
		var(--keynote-stage);
}

.keynote-slide {
	position: absolute;
	inset: auto;
	z-index: 1;
	width: 1920px;
	height: 1080px;
	display: flex;
	flex-direction: column;
	justify-content: center;
	align-items: center;
	text-align: center;
	padding: 120px 150px;
	opacity: 0;
	pointer-events: none;
	transform-origin: center center;
	transition: opacity 420ms ease;
	overflow: hidden;
}

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

.keynote-slide.dark {
	background:
		linear-gradient(90deg, rgba(255, 255, 255, 0.035) 1px, transparent 1px),
		linear-gradient(0deg, rgba(255, 255, 255, 0.035) 1px, transparent 1px),
		radial-gradient(circle at 86% 10%, rgba(0, 180, 200, 0.18), transparent 26%),
		linear-gradient(145deg, #020407 0%, #0a0f14 58%, #071924 100%);
	background-size: 72px 72px, 72px 72px, auto, auto;
	color: var(--keynote-white);
}

.keynote-slide.light {
	background:
		radial-gradient(circle at 84% 12%, rgba(0, 129, 189, 0.14), transparent 26%),
		radial-gradient(circle at 6% 88%, rgba(201, 168, 76, 0.12), transparent 26%),
		var(--keynote-paper);
	color: var(--keynote-ink);
}

.keynote-slide.left {
	align-items: flex-start;
	text-align: left;
}

.keynote-slide.cover-slide {
	justify-content: flex-start;
	padding: 120px 150px 104px;
}

.cover-slide .deck-logo {
	margin-bottom: 32px;
}

.cover-slide .slide-kicker {
	margin-bottom: 24px;
}

.cover-slide .statement.tight {
	max-width: 1480px;
	font-size: clamp(76px, 6.5vw, 104px);
	line-height: 0.98;
	letter-spacing: -0.035em;
}

.cover-slide .body-copy {
	max-width: 1260px;
	margin-top: 24px;
	font-size: clamp(21px, 1.55vw, 27px);
	line-height: 1.32;
}

.cover-slide .chips {
	margin-top: 22px;
}

.cover-slide .deck-meta {
	position: static;
	max-width: 900px;
	margin-top: 16px;
	font-size: 14px;
	line-height: 1.25;
}

.keynote-slide.personas-slide {
	padding-top: 135px;
	padding-bottom: 128px;
}

.personas-slide .statement {
	max-width: 1680px;
	font-size: 112px;
	line-height: 1;
}

.personas-slide .grid-4 {
	gap: 24px;
	margin-top: 46px;
}

.personas-slide .insight-card {
	min-height: 310px;
	padding: 30px;
}

.personas-slide .card-title {
	font-size: 48px;
}

.personas-slide .card-copy {
	font-size: 24px;
	line-height: 1.3;
}

.deck-logo {
	width: 210px;
	height: auto;
	margin-bottom: 64px;
}

.slide-kicker {
	margin: 0 0 42px;
	color: var(--keynote-cyan);
	font-family: var(--keynote-body);
	font-size: 30px;
	font-weight: 500;
	letter-spacing: 0.16em;
	text-transform: uppercase;
}

.slide-kicker.gold {
	color: var(--keynote-gold);
}

.statement {
	max-width: 1600px;
	margin: 0;
	font-family: var(--keynote-display);
	font-size: 132px;
	font-weight: 600;
	letter-spacing: -0.025em;
	line-height: 1.02;
}

.statement.massive {
	font-size: 200px;
	line-height: 1;
}

.statement.tight {
	max-width: 1720px;
	font-size: 160px;
	line-height: 1;
}

.statement.compact {
	max-width: 1700px;
	font-size: 112px;
	line-height: 1.04;
}

.statement.executive {
	max-width: 1500px;
	font-size: 118px;
	line-height: 1.04;
	letter-spacing: -0.07em;
}

.objective-slide,
.vision-slide {
  padding-top: 150px;
  padding-bottom: 150px;
}

.objective-slide {
  justify-content: center;
  padding: 116px 150px;
}

.objective-slide .statement.executive {
  max-width: 1400px;
  font-size: clamp(70px, 6.7vw, 92px);
  line-height: 1.03;
  letter-spacing: -0.055em;
}

.objective-slide .slide-kicker,
.vision-slide .slide-kicker {
  margin-bottom: 34px;
}

.objective-slide .body-copy {
  max-width: 1180px;
  margin-top: 24px;
  font-size: 26px;
  line-height: 1.28;
}

.vision-slide .body-copy {
  max-width: 1320px;
  margin-top: 34px;
  font-size: 34px;
  line-height: 1.34;
}

.statement .cyan {
	color: var(--keynote-cyan);
}

.statement .gold {
	color: var(--keynote-gold);
}

.statement .red {
	color: var(--keynote-red);
}

.statement .dim {
	color: rgba(255, 255, 255, 0.42);
}

.light .statement .dim {
	color: rgba(16, 20, 25, 0.38);
}

.body-copy {
	max-width: 1240px;
	margin: 40px 0 0;
	color: rgba(255, 255, 255, 0.68);
	font-size: 40px;
	font-weight: 400;
	letter-spacing: -0.015em;
	line-height: 1.4;
}

.light .body-copy {
	color: rgba(16, 20, 25, 0.68);
}

.body-copy.large {
	max-width: 1500px;
	font-size: 44px;
	line-height: 1.4;
}

.deck-meta {
	position: absolute;
	left: 150px;
	bottom: 104px;
	color: rgba(255, 255, 255, 0.54);
	font-family: var(--keynote-mono);
	font-size: 22px;
	letter-spacing: 0.04em;
	line-height: 1.7;
	text-align: left;
}

.deck-home-link,
.deck-chip,
.deck-icon-button {
	position: fixed;
	z-index: 1000;
	display: inline-flex;
	align-items: center;
	justify-content: center;
	gap: 8px;
	border: 1px solid rgba(255, 255, 255, 0.14);
	border-radius: 999px;
	color: rgba(255, 255, 255, 0.82);
	background: rgba(0, 0, 0, 0.36);
	-webkit-backdrop-filter: blur(18px);
	backdrop-filter: blur(18px);
	text-decoration: none;
	box-shadow: 0 20px 60px rgba(0, 0, 0, 0.26);
	transition: transform 180ms ease, border-color 180ms ease, color 180ms ease, background 180ms ease;
}

.deck-home-link {
	top: 24px;
	left: 24px;
	padding: 12px 16px;
	font-size: 13px;
	font-weight: 600;
}

.deck-command-bar {
	position: fixed;
	top: 24px;
	right: 24px;
	z-index: 1000;
	display: flex;
	flex-wrap: wrap;
	justify-content: flex-end;
	gap: 8px;
}

.deck-chip,
.deck-icon-button {
	position: static;
	padding: 11px 14px;
	font-size: 12px;
	font-weight: 600;
	cursor: pointer;
}

.deck-home-link:hover,
.deck-home-link:focus-visible,
.deck-chip:hover,
.deck-chip:focus-visible,
.deck-icon-button:hover,
.deck-icon-button:focus-visible {
	border-color: rgba(0, 180, 200, 0.7);
	color: #8ceeff;
	background: rgba(0, 32, 44, 0.7);
	outline: none;
	transform: translateY(-1px);
}

.counter {
	position: fixed;
	left: 24px;
	bottom: 24px;
	z-index: 1000;
	padding: 8px 12px;
	border: 1px solid rgba(255, 255, 255, 0.12);
	border-radius: 999px;
	color: rgba(255, 255, 255, 0.54);
	background: rgba(0, 0, 0, 0.36);
	-webkit-backdrop-filter: blur(18px);
	backdrop-filter: blur(18px);
	font-family: var(--keynote-mono);
	font-size: 12px;
	letter-spacing: 0.1em;
}

.controls {
	position: fixed;
	right: 24px;
	bottom: 24px;
	z-index: 1000;
	display: flex;
	gap: 8px;
}

body.is-deck-fullscreen .deck-home-link,
body.is-deck-fullscreen .deck-command-bar {
	opacity: 0;
	pointer-events: none;
}

body.is-deck-fullscreen .counter {
	opacity: 0.18;
}

body.is-deck-fullscreen .controls {
	opacity: 0.2;
	transition: opacity 160ms ease;
}

body.is-deck-fullscreen .controls:hover,
body.is-deck-fullscreen .controls:focus-within {
	opacity: 1;
}

.control-button {
	border: 1px solid rgba(255, 255, 255, 0.12);
	border-radius: 999px;
	color: rgba(255, 255, 255, 0.74);
	background: rgba(0, 0, 0, 0.36);
	-webkit-backdrop-filter: blur(18px);
	backdrop-filter: blur(18px);
	padding: 10px 13px;
	font-size: 12px;
	font-weight: 600;
	cursor: pointer;
	transition: background 180ms ease, color 180ms ease, transform 180ms ease;
}

.control-button:hover,
.control-button:focus-visible {
	color: #8ceeff;
	background: rgba(0, 32, 44, 0.72);
	outline: none;
	transform: translateY(-1px);
}

.chips {
	display: flex;
	flex-wrap: wrap;
	gap: 12px;
	margin-top: 54px;
}

.inline-chip,
.icl {
	display: inline-flex;
	align-items: center;
	justify-content: center;
	border: 1px solid rgba(255, 255, 255, 0.16);
	border-radius: 999px;
	color: rgba(255, 255, 255, 0.78);
	background: rgba(255, 255, 255, 0.06);
	font-family: var(--keynote-body);
	font-size: 18px;
	font-weight: 500;
	letter-spacing: 0.09em;
	padding: 10px 15px;
	text-transform: uppercase;
}

.light .inline-chip,
.light .icl {
	border-color: rgba(16, 20, 25, 0.14);
	color: rgba(16, 20, 25, 0.7);
	background: rgba(255, 255, 255, 0.7);
}

.icl.source {
	color: #8ceeff;
	border-color: rgba(0, 180, 200, 0.48);
}

.icl.model {
	color: #f7d56d;
	border-color: rgba(201, 168, 76, 0.48);
}

.icl.risk {
	color: #ff9288;
	border-color: rgba(192, 57, 43, 0.5);
}

.grid-2,
.grid-3,
.grid-4 {
	display: grid;
	width: 100%;
	gap: 28px;
	margin-top: 56px;
}

.grid-2 {
	grid-template-columns: repeat(2, minmax(0, 1fr));
}

.grid-3 {
	grid-template-columns: repeat(3, minmax(0, 1fr));
}

.grid-4 {
	grid-template-columns: repeat(4, minmax(0, 1fr));
}

.insight-card,
.metric-card,
.decision-card,
.journey-step {
	position: relative;
	overflow: hidden;
	border: 1px solid rgba(255, 255, 255, 0.13);
	border-radius: 26px;
	background:
		linear-gradient(145deg, rgba(255, 255, 255, 0.1), rgba(255, 255, 255, 0.032)),
		rgba(255, 255, 255, 0.03);
	padding: 32px;
	text-align: left;
	box-shadow: 0 34px 90px rgba(0, 0, 0, 0.26);
	transition: transform 180ms ease, border-color 180ms ease, background 180ms ease;
}

.light .insight-card,
.light .metric-card,
.light .decision-card,
.light .journey-step {
	border-color: rgba(16, 20, 25, 0.13);
	background:
		linear-gradient(145deg, rgba(255, 255, 255, 0.9), rgba(255, 255, 255, 0.55)),
		rgba(255, 255, 255, 0.72);
	box-shadow: 0 26px 80px rgba(16, 20, 25, 0.1);
}

.insight-card:hover,
.insight-card:focus-visible,
.metric-card:hover,
.metric-card:focus-visible,
.decision-card:hover,
.decision-card:focus-visible,
.journey-step:hover,
.journey-step:focus-visible {
	border-color: rgba(0, 180, 200, 0.74);
	background:
		radial-gradient(circle at 0% 0%, rgba(0, 180, 200, 0.18), transparent 34%),
		linear-gradient(145deg, rgba(255, 255, 255, 0.12), rgba(255, 255, 255, 0.04)),
		rgba(255, 255, 255, 0.045);
	outline: none;
	transform: translateY(-3px);
}

.light .insight-card:hover,
.light .metric-card:hover,
.light .decision-card:hover,
.light .journey-step:hover {
	background:
		radial-gradient(circle at 0% 0%, rgba(0, 180, 200, 0.12), transparent 34%),
		linear-gradient(145deg, rgba(255, 255, 255, 0.96), rgba(255, 255, 255, 0.62)),
		rgba(255, 255, 255, 0.8);
}

.card-label {
	margin: 0 0 18px;
	color: var(--keynote-cyan);
	font-family: var(--keynote-body);
	font-size: 18px;
	font-weight: 500;
	letter-spacing: 0.15em;
	text-transform: uppercase;
}

.card-title {
	margin: 0;
	font-family: var(--keynote-subhead);
	font-size: 56px;
	font-weight: 600;
	letter-spacing: -0.02em;
	line-height: 1.05;
}

.card-copy {
	margin: 22px 0 0;
	color: rgba(255, 255, 255, 0.66);
	font-size: 27px;
	line-height: 1.28;
}

.light .card-copy {
	color: rgba(16, 20, 25, 0.66);
}

.metric-number {
	display: block;
	margin-bottom: 16px;
	font-family: var(--keynote-display);
	font-size: 112px;
	font-weight: 600;
	letter-spacing: -0.04em;
	line-height: 0.9;
}

.metric-number.cyan {
	color: var(--keynote-cyan);
}

.metric-number.gold {
	color: var(--keynote-gold);
}

.metric-number.red {
	color: var(--keynote-red);
}

.split {
	display: grid;
	grid-template-columns: minmax(0, 1.08fr) minmax(0, 0.92fr);
	gap: 70px;
	align-items: center;
	width: 100%;
}

.list-stack {
	width: 100%;
	max-width: 1560px;
	margin-top: 70px;
}

.list-row {
	display: grid;
	grid-template-columns: 1fr auto;
	gap: 44px;
	align-items: baseline;
	border-bottom: 1px solid var(--keynote-rule);
	padding: 28px 0;
	font-size: 48px;
	line-height: 1.05;
	letter-spacing: -0.02em;
}

.light .list-row {
	border-bottom-color: var(--keynote-rule-light);
}

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

.list-row strong {
	font-weight: 700;
}

.list-row span:last-child {
	color: var(--keynote-muted);
	font-family: var(--keynote-mono);
	font-size: 28px;
	letter-spacing: 0.04em;
	text-align: right;
	white-space: nowrap;
}

.timeline {
	display: grid;
	grid-template-columns: repeat(4, minmax(0, 1fr));
	gap: 24px;
	width: 100%;
	margin-top: 60px;
}

.journey {
	display: grid;
	grid-template-columns: repeat(5, minmax(0, 1fr));
	gap: 18px;
	width: 100%;
	margin-top: 64px;
}

.journey.journey-4 {
	grid-template-columns: repeat(4, minmax(0, 1fr));
}

.journey-step {
	min-height: 350px;
	padding: 26px;
}

.journey.journey-4 .journey-step {
	min-height: 300px;
}

.model-stack {
	display: grid;
	grid-template-columns: repeat(4, minmax(0, 1fr));
	gap: 18px;
	width: 100%;
	margin-top: 26px;
}

.model-row {
	border: 1px solid rgba(255, 255, 255, 0.14);
	border-radius: 22px;
	background: rgba(255, 255, 255, 0.055);
	padding: 22px;
	text-align: left;
}

.model-row strong {
	display: block;
	color: var(--keynote-cyan);
	font-family: var(--keynote-mono);
	font-size: 16px;
	letter-spacing: 0.16em;
	margin-bottom: 12px;
	text-transform: uppercase;
}

.model-row span {
  display: block;
  color: rgba(255, 255, 255, 0.72);
  font-size: 22px;
  line-height: 1.25;
}

.economics-slide {
  padding-top: 78px;
  padding-bottom: 76px;
}

.economics-slide .slide-kicker {
  margin-bottom: 20px;
}

.economics-slide .statement {
  max-width: 1180px;
  font-size: 74px;
  line-height: 1.02;
}

.economics-slide .body-copy.large {
  max-width: 1280px;
  margin-top: 18px;
  font-size: 23px;
  line-height: 1.25;
}

.economics-slide .timeline {
  gap: 18px;
  margin-top: 26px;
}

.economics-slide .decision-card {
  min-height: 172px;
  padding: 18px 20px;
}

.economics-slide .card-label {
  margin-bottom: 10px;
  font-size: 12px;
}

.economics-slide .card-title {
  font-size: 30px;
  line-height: 1.05;
}

.economics-slide .card-copy {
  margin-top: 10px;
  font-size: 16px;
  line-height: 1.2;
}

.arr-strip {
	display: grid;
	grid-template-columns: repeat(3, minmax(0, 1fr));
	gap: 14px;
	width: 100%;
	margin-top: 16px;
}

.arr-strip article {
	border: 1px solid rgba(255, 255, 255, 0.14);
	border-radius: 20px;
	background: rgba(255, 255, 255, 0.055);
	padding: 14px 18px;
}

.arr-strip strong {
	display: block;
	margin-bottom: 6px;
	color: var(--keynote-cyan);
	font-family: var(--keynote-mono);
	font-size: 12px;
	letter-spacing: 0.15em;
	text-transform: uppercase;
}

.arr-strip span {
	display: block;
	color: rgba(255, 255, 255, 0.78);
	font-size: 20px;
	line-height: 1.15;
}

.trust-slide {
	padding-top: 88px;
	padding-bottom: 84px;
}

.trust-slide .slide-kicker {
	margin-bottom: 22px;
}

.trust-slide .statement {
	max-width: 1300px;
	font-size: 72px;
	line-height: 1.02;
}

.trust-slide .body-copy.large {
	max-width: 1260px;
	margin-top: 18px;
	font-size: 25px;
	line-height: 1.25;
}

.trust-slide .matrix {
	gap: 14px;
	margin-top: 30px;
}

.trust-slide .matrix-cell {
	min-height: auto;
	padding: 17px 20px;
}

.trust-slide .matrix-cell.header {
	font-size: 13px;
}

.trust-slide .matrix-cell p {
	font-size: 18px;
	line-height: 1.22;
}

.economics-slide .model-stack {
  gap: 12px;
  margin-top: 14px;
}

.economics-slide .model-row {
  min-height: 74px;
  padding: 12px 15px;
}

.economics-slide .model-row strong {
  margin-bottom: 6px;
  font-size: 12px;
}

.economics-slide .model-row span {
  font-size: 16px;
  line-height: 1.15;
}

.step-number {
	display: inline-grid;
	place-items: center;
	width: 52px;
	height: 52px;
	border-radius: 999px;
	color: #081015;
	background: var(--keynote-cyan);
	font-family: var(--keynote-mono);
	font-size: 20px;
	font-weight: 600;
	margin-bottom: 28px;
}

.matrix {
	display: grid;
	grid-template-columns: 1.15fr 1fr 1fr;
	gap: 18px;
	width: 100%;
	margin-top: 54px;
}

.matrix-cell {
	border: 1px solid rgba(255, 255, 255, 0.12);
	padding: 24px;
	text-align: left;
}

.light .matrix-cell {
	border-color: rgba(16, 20, 25, 0.13);
	background: rgba(255, 255, 255, 0.58);
}

.matrix-cell.header {
	color: var(--keynote-cyan);
	font-family: var(--keynote-mono);
	font-size: 18px;
	letter-spacing: 0.14em;
	text-transform: uppercase;
}

.matrix-cell p {
	margin: 0;
	color: rgba(255, 255, 255, 0.68);
	font-size: 26px;
	line-height: 1.25;
}

.light .matrix-cell p {
	color: rgba(16, 20, 25, 0.68);
}

.decision-card {
	min-height: 260px;
}

.help-overlay {
	position: fixed;
	inset: 0;
	z-index: 220;
	display: none;
	align-items: center;
	justify-content: center;
	background: rgba(0, 0, 0, 0.9);
	-webkit-backdrop-filter: blur(24px);
	backdrop-filter: blur(24px);
	color: var(--keynote-white);
}

.help-overlay.is-open {
	display: flex;
}

.help-card {
	width: min(760px, calc(100vw - 48px));
	border: 1px solid rgba(255, 255, 255, 0.14);
	border-radius: 28px;
	background: rgba(255, 255, 255, 0.06);
	padding: 38px;
}

.help-card h2 {
	margin: 0 0 24px;
	font-family: var(--keynote-subhead);
	font-size: 52px;
	letter-spacing: -0.02em;
	text-transform: uppercase;
}

.help-grid {
	display: grid;
	grid-template-columns: 180px 1fr;
	gap: 14px 24px;
	font-size: 18px;
}

.help-grid .key {
	border: 1px solid rgba(255, 255, 255, 0.14);
	border-radius: 10px;
	background: rgba(255, 255, 255, 0.08);
	padding: 7px 12px;
	font-family: var(--keynote-mono);
	text-align: center;
}

.mobile-note {
	display: none;
	position: fixed;
	left: 16px;
	right: 16px;
	bottom: 16px;
	z-index: 240;
	border-radius: 18px;
	color: rgba(255, 255, 255, 0.78);
	background: rgba(0, 0, 0, 0.72);
	padding: 12px 14px;
	font-size: 13px;
	line-height: 1.35;
}

@media (max-width: 820px) {
	.deck-command-bar,
	.controls,
	.counter {
		display: none;
	}

	.deck-home-link {
		top: 14px;
		left: 14px;
		padding: 10px 12px;
		font-size: 12px;
	}

	.mobile-note {
		display: block;
	}
}