@import url('https://fonts.googleapis.com/css2?family=Libre+Bodoni:wght@500;600;700&family=Public+Sans:wght@300;400;500;600;700&display=swap');

:root {
  --bg: #0f0f23;
  --bg-soft: #151729;
  --surface: #1b2138;
  --surface-2: #232b45;
  --surface-3: #0f172a;
  --line: rgba(160, 174, 204, 0.18);
  --line-strong: rgba(246, 173, 85, 0.25);
  --text: #f8fafc;
  --text-soft: #b7c0d4;
  --text-faint: #7f8aa5;
  --amber: #f59e0b;
  --amber-2: #f97316;
  --blue: #60a5fa;
  --blue-soft: #93c5fd;
  --green: #34d399;
  --red: #fb7185;
  --shadow-lg: 0 28px 80px rgba(5, 8, 20, 0.45);
  --shadow-md: 0 20px 40px rgba(8, 12, 26, 0.35);
  --radius-xl: 28px;
  --radius-lg: 20px;
  --radius-md: 14px;
  --radius-sm: 10px;
  --toolbar-h: 72px;
  --footer-h: 76px;
}

* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  min-height: 100%;
  background:
    radial-gradient(circle at top left, rgba(245, 158, 11, 0.09), transparent 24%),
    radial-gradient(circle at top right, rgba(96, 165, 250, 0.08), transparent 26%),
    linear-gradient(180deg, #0c0e1a 0%, var(--bg) 100%);
  color: var(--text);
  font-family: "Public Sans", sans-serif;
}

body {
  overflow: hidden;
}

button {
  font: inherit;
}

.deck-app {
  display: grid;
  grid-template-rows: var(--toolbar-h) 1fr var(--footer-h);
  height: 100vh;
}

.deck-toolbar,
.deck-footer {
  background: rgba(10, 13, 24, 0.78);
  backdrop-filter: blur(16px);
}

.deck-toolbar {
  display: grid;
  grid-template-columns: 1fr auto auto;
  align-items: center;
  gap: 1.25rem;
  padding: 0 1.6rem;
  border-bottom: 1px solid var(--line);
}

.deck-kicker {
  display: block;
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--text-faint);
}

.deck-title {
  display: block;
  margin-top: 0.15rem;
  font-size: 1rem;
  color: var(--text);
}

.deck-status {
  display: flex;
  align-items: center;
  gap: 0.85rem;
}

.status-pill,
.status-counter {
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.03);
  border-radius: 999px;
  padding: 0.48rem 0.8rem;
  font-size: 0.82rem;
  color: var(--text-soft);
}

.status-pill {
  border-color: var(--line-strong);
  color: #ffd9a6;
}

.deck-actions {
  display: flex;
  gap: 0.65rem;
}

.toolbar-btn {
  width: 2.6rem;
  height: 2.6rem;
  border-radius: 999px;
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.04);
  color: var(--text);
  cursor: pointer;
  transition: background-color 180ms ease, transform 180ms ease, border-color 180ms ease;
}

.toolbar-btn:hover,
.toolbar-btn:focus-visible {
  background: rgba(245, 158, 11, 0.12);
  border-color: rgba(245, 158, 11, 0.35);
  outline: none;
}

.slides-viewport {
  position: relative;
  overflow: hidden;
}

.slide {
  position: absolute;
  inset: 0;
  opacity: 0;
  pointer-events: none;
  transform: translateX(4%);
  transition: opacity 320ms ease, transform 320ms ease;
}

.slide.is-active {
  opacity: 1;
  pointer-events: auto;
  transform: translateX(0);
}

.slide-shell {
  width: min(1460px, calc(100vw - 40px));
  height: calc(100vh - var(--toolbar-h) - var(--footer-h) - 28px);
  margin: 14px auto;
  padding: 1.8rem 2rem;
  border-radius: 30px;
  border: 1px solid var(--line);
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.03), rgba(255, 255, 255, 0.01)),
    linear-gradient(180deg, rgba(27, 33, 56, 0.92), rgba(15, 23, 42, 0.94));
  box-shadow: var(--shadow-lg);
  overflow-x: hidden;
  overflow-y: auto;
  scrollbar-width: none;
  display: flex;
  flex-direction: column;
  gap: 1.15rem;
}

.slide-shell::-webkit-scrollbar {
  width: 0;
  height: 0;
}

.hero-slide {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 2rem;
  align-items: center;
}

.eyebrow {
  display: inline-block;
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0.13em;
  color: #ffce8b;
}

.hero-copy h1,
.section-heading h2 {
  margin: 0.35rem 0 0;
  font-family: "Libre Bodoni", serif;
  font-weight: 600;
  line-height: 1.02;
  letter-spacing: -0.03em;
}

.hero-copy h1 {
  font-size: clamp(2.9rem, 5vw, 5rem);
  max-width: 12ch;
}

.lead {
  max-width: 60ch;
  font-size: 1.12rem;
  line-height: 1.62;
  color: var(--text-soft);
  margin-top: 0.9rem;
}

.hero-meta {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1rem;
  margin-top: 1.35rem;
}

.hero-band {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 0.9rem;
  margin-top: 1rem;
}

.hero-band-item {
  padding: 0.95rem 1rem;
  border-radius: var(--radius-md);
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.03);
}

.meta-card,
.problem-card,
.orchestration-card,
.info-panel,
.policy-panel,
.trust-panel,
.setup-card,
.result-card,
.compare-panel,
.branch-lane,
.contract-band,
.channel-card,
.metrics-matrix-card,
.contribution-card,
.closing-banner,
.footnote-card,
.signal-board {
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.05), rgba(255, 255, 255, 0.025));
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
}

.meta-card {
  padding: 1.1rem 1.15rem;
}

.meta-label,
.panel-label,
.metric-caption,
.queue-label,
.arch-label,
.artifact-tag {
  display: block;
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--text-faint);
}

.meta-card strong {
  display: block;
  margin-top: 0.55rem;
  font-size: 1.08rem;
  line-height: 1.45;
}

.hero-visual {
  display: flex;
  justify-content: center;
  align-items: center;
}

.device-stage {
  position: relative;
  width: 100%;
  display: flex;
  justify-content: center;
}

.hero-float-card {
  position: absolute;
  z-index: 2;
  width: min(240px, 44%);
  padding: 0.8rem 0.9rem;
  border-radius: 18px;
  border: 1px solid rgba(255, 255, 255, 0.1);
  background: rgba(10, 14, 28, 0.76);
  backdrop-filter: blur(18px);
  box-shadow: var(--shadow-md);
}

.hero-float-card strong {
  display: block;
  margin-top: 0.3rem;
  font-size: 0.98rem;
  line-height: 1.4;
}

.hero-float-top {
  top: 8%;
  left: 4%;
}

.hero-float-bottom {
  right: 2%;
  bottom: 6%;
}

.device-glow {
  position: absolute;
  width: 310px;
  height: 310px;
  border-radius: 50%;
  filter: blur(64px);
  opacity: 0.45;
}

.glow-amber {
  background: rgba(249, 115, 22, 0.36);
  top: 12%;
  right: 8%;
}

.glow-blue {
  background: rgba(96, 165, 250, 0.28);
  bottom: 4%;
  left: 4%;
}

.device-frame {
  position: relative;
  z-index: 1;
  border-radius: 34px;
  padding: 12px;
  background: linear-gradient(180deg, #20263d, #0f1424);
  border: 1px solid rgba(255, 255, 255, 0.08);
  box-shadow: 0 24px 80px rgba(0, 0, 0, 0.5);
}

.tall-frame {
  width: min(350px, 86%);
}

.device-frame img,
.shot-card img {
  display: block;
  width: 100%;
  height: auto;
  border-radius: 24px;
}

.section-heading {
  display: flex;
  flex-direction: column;
  gap: 0.3rem;
}

.section-heading h2 {
  font-size: clamp(2.35rem, 4vw, 3.45rem);
  max-width: 18ch;
}

.problem-slide .section-heading h2,
.scope-slide .section-heading h2,
.benchmark-setup-slide .section-heading h2,
.contribution-slide .section-heading h2,
.closing-slide .section-heading h2 {
  max-width: 16ch;
}

.problem-layout,
.scope-stage,
.orchestration-stage,
.app-stage,
.benchmark-setup-stage,
.contribution-stage,
.closing-stage {
  display: grid;
  gap: 1rem;
  flex: 1;
}

.problem-layout,
.scope-stage,
.orchestration-stage,
.app-stage,
.benchmark-setup-stage,
.contribution-stage {
  grid-template-columns: minmax(0, 1.18fr) minmax(310px, 0.82fr);
  align-items: stretch;
}

.problem-column,
.problem-visual-board,
.scope-visual-board,
.orchestration-rail,
.app-value-rail,
.measurement-board,
.contribution-rail {
  display: grid;
  gap: 1rem;
}

.problem-visual-board,
.scope-visual-board,
.app-value-rail,
.measurement-board,
.contribution-rail {
  align-content: start;
}

.compact-shot {
  align-self: start;
}

.compact-shot img {
  max-height: 250px;
  object-fit: cover;
}

.problem-grid,
.orchestration-grid,
.contribution-grid,
.results-topline,
.benchmark-setup {
  display: grid;
  gap: 1rem;
}

.problem-slide .problem-grid,
.orchestration-slide .orchestration-grid,
.contribution-slide .contribution-grid,
.scope-slide .scope-layout,
.closing-slide .closing-layout {
  align-items: start;
}

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

.scope-mini-gallery {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1rem;
}

.problem-card {
  padding: 1.1rem;
}

.card-index,
.contribution-index {
  display: inline-flex;
  width: 2rem;
  height: 2rem;
  align-items: center;
  justify-content: center;
  border-radius: 999px;
  background: rgba(245, 158, 11, 0.14);
  color: #ffd39f;
  font-size: 0.82rem;
  font-weight: 700;
  margin-bottom: 0.9rem;
}

.problem-card h3,
.orchestration-card h3,
.info-panel h3,
.trust-panel h3,
.contribution-card h3,
.closing-column h3 {
  margin: 0;
  font-size: 1.24rem;
}

.problem-card p,
.orchestration-card p,
.info-panel p,
.policy-panel p,
.trust-panel p,
.contribution-card p,
.closing-list,
.compare-note,
.signal-board p {
  color: var(--text-soft);
  line-height: 1.6;
  font-size: 1rem;
}

.vision-strip,
.surface-ribbon,
.pipeline-ribbon,
.policy-strip {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 0.8rem;
}

.vision-node,
.surface-ribbon span,
.pipeline-step,
.policy-chip {
  padding: 0.88rem 1.08rem;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--line);
  font-size: 0.96rem;
}

.vision-arrow {
  color: #f7bf76;
  font-size: 1.25rem;
}

.scope-layout,
.closing-layout,
.artifact-layout,
.comparison-board,
.policy-columns {
  display: grid;
  gap: 1rem;
}

.scope-layout,
.closing-layout,
.comparison-board {
  grid-template-columns: repeat(2, 1fr);
}

.scope-column,
.closing-column {
  padding: 1.15rem 1.2rem;
  border-radius: var(--radius-lg);
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.025);
}

.scope-column.muted {
  background: rgba(255, 255, 255, 0.02);
}

.scope-list,
.closing-list {
  padding-left: 1.25rem;
  margin: 1rem 0 0;
}

.scope-list li,
.closing-list li {
  margin-bottom: 0.8rem;
  font-size: 1rem;
  line-height: 1.55;
}

.surface-ribbon span {
  font-size: 0.96rem;
}

.architecture-board {
  display: grid;
  grid-template-columns: 1fr auto 1fr auto 1fr auto 1fr;
  gap: 0.9rem;
  align-items: stretch;
  flex: 1;
}

.arch-column {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.arch-stack {
  display: grid;
  gap: 0.75rem;
  flex: 1;
}

.arch-box {
  border-radius: var(--radius-md);
  padding: 0.9rem;
  min-height: 72px;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  border: 1px solid transparent;
  font-weight: 600;
}

.arch-blue {
  background: rgba(96, 165, 250, 0.12);
  border-color: rgba(96, 165, 250, 0.25);
}

.arch-amber {
  background: rgba(245, 158, 11, 0.12);
  border-color: rgba(245, 158, 11, 0.25);
}

.arch-violet {
  background: rgba(129, 140, 248, 0.12);
  border-color: rgba(129, 140, 248, 0.25);
}

.arch-slate {
  background: rgba(148, 163, 184, 0.12);
  border-color: rgba(148, 163, 184, 0.2);
}

.arch-box.soft {
  font-weight: 500;
}

.arch-box.strong {
  box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.05), 0 18px 40px rgba(99, 102, 241, 0.18);
}

.arch-connector,
.flow-arrow {
  display: flex;
  align-items: center;
  justify-content: center;
  color: #ffce8b;
  font-size: 1.8rem;
}

.arch-footnote {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1rem;
}

.footnote-card,
.signal-board {
  padding: 1.05rem 1.1rem;
}

.signal-stack,
.closing-signal-row {
  display: grid;
  gap: 0.75rem;
}

.signal-board h3 {
  margin: 0.25rem 0 0;
  font-size: 1.18rem;
  line-height: 1.35;
}

.footnote-card strong,
.signal-board h3,
.flow-lane-title,
.flow-merge,
.queue-box,
.artifact-box h3,
.compare-panel h3,
.result-card .result-value {
  display: block;
}

.footnote-card span,
.queue-group p,
.setup-card p,
.result-label,
.compare-note,
.artifact-box p,
.signal-line,
.callout-inline span {
  color: var(--text-soft);
}

.runtime-flow {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
  flex: 1;
}

.flow-lane,
.flow-merge,
.queue-group {
  border-radius: var(--radius-lg);
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.025);
}

.flow-lane {
  padding: 1rem;
}

.flow-lane-title {
  margin-bottom: 0.9rem;
  font-size: 1.02rem;
  font-weight: 700;
}

.flow-node,
.rail-node {
  padding: 0.95rem 1rem;
  border-radius: var(--radius-md);
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--line);
  font-size: 1rem;
  line-height: 1.45;
}

.flow-merge {
  grid-column: 1 / -1;
  padding: 1rem 1.2rem;
  text-align: center;
  font-weight: 700;
  color: #ffd39f;
}

.flow-rail {
  grid-column: 1 / -1;
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: 0.8rem;
}

.callout-inline {
  margin-top: auto;
  display: flex;
  gap: 0.8rem;
  align-items: flex-start;
  padding: 1rem 1.1rem;
  border: 1px solid rgba(245, 158, 11, 0.22);
  background: rgba(245, 158, 11, 0.08);
  border-radius: var(--radius-md);
}

.callout-inline strong {
  color: #ffe0b8;
}

.orchestration-callout {
  margin-top: 0.2rem;
}

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

.orchestration-card {
  padding: 1.18rem 1.2rem;
}

.orchestration-rail {
  align-content: start;
}

.queue-board {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  gap: 1rem;
  align-items: center;
}

.queue-group {
  padding: 1.1rem 1.2rem;
}

.queue-box {
  margin-top: 0.6rem;
  padding: 1.05rem;
  text-align: center;
  font-size: 1.18rem;
  border-radius: var(--radius-md);
  background: rgba(255, 255, 255, 0.06);
}

.queue-box.accent {
  background: rgba(245, 158, 11, 0.14);
  color: #ffd39f;
}

.queue-link {
  font-size: 2rem;
  color: #ffce8b;
}

.service-lane {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0.8rem;
}

.service-node {
  padding: 0.92rem 0.95rem;
  border-radius: 14px;
  border: 1px solid rgba(96, 165, 250, 0.16);
  background: rgba(96, 165, 250, 0.08);
  text-align: center;
  font-weight: 600;
  line-height: 1.4;
}

.pipeline-overview {
  display: grid;
  gap: 1rem;
  flex: 1;
}

.pipeline-spine {
  display: grid;
  grid-template-columns: 1fr auto 1fr auto 1fr auto 1fr;
  gap: 0.8rem;
  align-items: stretch;
}

.spine-node,
.pipeline-output {
  padding: 0.9rem 0.95rem;
  border-radius: 16px;
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.035);
  box-shadow: var(--shadow-md);
  text-align: center;
}

.spine-node {
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 600;
  line-height: 1.4;
}

.spine-arrow,
.lane-arrow,
.artifact-arrow {
  display: flex;
  align-items: center;
  justify-content: center;
  color: #ffce8b;
  font-size: 1.5rem;
}

.pipeline-branches {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1rem;
  flex: 1;
}

.branch-lane {
  padding: 1rem;
  display: grid;
  gap: 1rem;
}

.english-lane {
  background: linear-gradient(180deg, rgba(52, 211, 153, 0.08), rgba(255, 255, 255, 0.025));
  border-color: rgba(52, 211, 153, 0.14);
}

.chinese-lane {
  background: linear-gradient(180deg, rgba(245, 158, 11, 0.08), rgba(255, 255, 255, 0.025));
  border-color: rgba(245, 158, 11, 0.14);
}

.lane-heading h3 {
  margin: 0.25rem 0 0.45rem;
  font-size: 1.18rem;
  max-width: 18ch;
}

.lane-heading p {
  margin: 0;
  color: var(--text-soft);
  line-height: 1.55;
}

.lane-flow {
  display: flex;
  align-items: stretch;
  gap: 0.65rem;
  flex-wrap: wrap;
}

.lane-node,
.gate-node {
  min-height: 92px;
  padding: 0.95rem;
  border-radius: 14px;
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.04);
  box-shadow: var(--shadow-md);
}

.lane-node {
  flex: 1 1 150px;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  line-height: 1.45;
}

.lane-node.accent-green {
  background: rgba(52, 211, 153, 0.14);
  border-color: rgba(52, 211, 153, 0.22);
}

.lane-node.accent-amber {
  background: rgba(245, 158, 11, 0.14);
  border-color: rgba(245, 158, 11, 0.24);
}

.gate-node {
  flex: 1.4 1 230px;
  display: grid;
  gap: 0.7rem;
}

.gate-node strong {
  color: #fff6eb;
  font-size: 1.02rem;
}

.gate-checks,
.lane-notes {
  display: flex;
  flex-wrap: wrap;
  gap: 0.55rem;
}

.gate-checks span,
.lane-notes span,
.reconnect-points span {
  padding: 0.55rem 0.75rem;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.045);
  border: 1px solid rgba(255, 255, 255, 0.08);
  color: var(--text-soft);
  font-size: 0.88rem;
  line-height: 1.35;
}

.reconnect-points {
  display: grid;
  gap: 0.7rem;
}

.reconnect-points span {
  border-radius: 14px;
  padding: 0.8rem 0.9rem;
}

.pipeline-footer {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1rem;
}

.pipeline-output {
  display: grid;
  gap: 0.3rem;
}

.pipeline-output strong {
  color: #fff6eb;
}

.pipeline-output span {
  color: var(--text-soft);
  line-height: 1.45;
}

.pipeline-output.final,
.artifact-box.final,
.channel-card.highlight {
  border-color: rgba(245, 158, 11, 0.26);
  background: linear-gradient(180deg, rgba(245, 158, 11, 0.11), rgba(255, 255, 255, 0.03));
}

.artifact-system-board {
  display: grid;
  gap: 1rem;
  flex: 1;
}

.contract-band {
  padding: 1rem;
  display: grid;
  gap: 1rem;
}

.contract-copy h3 {
  margin: 0.25rem 0 0;
  font-size: 1.18rem;
}

.contract-flow {
  display: grid;
  grid-template-columns: 1fr auto 1fr auto 1fr;
  gap: 0.8rem;
  align-items: stretch;
}

.artifact-box {
  padding: 1rem;
  min-height: 132px;
  border-radius: var(--radius-lg);
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.035);
  box-shadow: var(--shadow-md);
}

.artifact-channel-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1rem;
  flex: 1;
}

.channel-card {
  padding: 1rem;
  display: grid;
  gap: 1rem;
}

.channel-card h3 {
  margin: 0;
  font-size: 1.12rem;
  line-height: 1.4;
}

.channel-sequence {
  display: grid;
  gap: 0.7rem;
}

.signal-board.subtle {
  background: rgba(255, 255, 255, 0.025);
}

.signal-line {
  padding: 0.86rem 0.92rem;
  border-radius: 12px;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--line);
  color: var(--text-soft);
  line-height: 1.45;
  font-size: 0.98rem;
}

.app-stage {
  grid-template-columns: minmax(0, 1.32fr) minmax(280px, 0.68fr);
}

.app-showcase {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr 0.85fr;
  gap: 1rem;
  flex: 1;
}

.app-slide .section-heading h2 {
  max-width: 15ch;
}

.shot-card {
  margin: 0;
  padding: 0.85rem;
  border-radius: var(--radius-lg);
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.03);
  box-shadow: var(--shadow-md);
}

.hero-shot {
  align-self: stretch;
  grid-row: span 2;
}

.app-showcase .hero-shot img {
  max-height: 650px;
  object-fit: cover;
  object-position: top;
}

.app-showcase .shot-card:not(.hero-shot) img {
  max-height: 350px;
  object-fit: cover;
  object-position: top;
}

.shot-card figcaption {
  margin-top: 0.8rem;
  color: var(--text-soft);
  line-height: 1.5;
  font-size: 0.98rem;
}

.scope-visual-board .shot-card figcaption,
.problem-visual-board .shot-card figcaption {
  text-align: center;
}

.benchmark-setup-stage {
  grid-template-columns: minmax(0, 1.3fr) minmax(300px, 0.7fr);
}

.benchmark-setup {
  grid-template-columns: 1.1fr 1fr 1fr;
  flex: 1;
  align-content: start;
}

.setup-card {
  padding: 1rem 1.05rem;
}

.setup-card.large {
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
}

.metric-big {
  font-family: "Libre Bodoni", serif;
  font-size: 4.45rem;
  line-height: 1;
  color: #ffd39f;
}

.setup-card.wide {
  grid-column: span 2;
}

.setup-card.subtle {
  background: rgba(255, 255, 255, 0.022);
}

.setup-card strong {
  display: block;
  font-size: 1.08rem;
}

.setup-card p {
  font-size: 0.98rem;
  line-height: 1.5;
}

.results-topline {
  grid-template-columns: 1.15fr 1fr 1fr 1fr 1fr;
}

.result-card {
  padding: 0.9rem 1rem;
}

.result-card.dark {
  background: linear-gradient(180deg, rgba(245, 158, 11, 0.16), rgba(15, 23, 42, 0.6));
  border-color: rgba(245, 158, 11, 0.3);
}

.result-value {
  font-family: "Libre Bodoni", serif;
  font-size: 2.15rem;
  line-height: 1;
  color: #fff6eb;
}

.result-label {
  display: block;
  margin-top: 0.5rem;
}

.benchmark-dashboard {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 1rem;
  flex: 1;
}

.benchmark-slide {
  gap: 0.75rem;
}

.benchmark-slide .section-heading {
  gap: 0.15rem;
}

.benchmark-slide .section-heading h2 {
  font-size: clamp(2.02rem, 3.2vw, 2.75rem);
  max-width: 24ch;
}

.benchmark-slide .results-topline {
  gap: 0.7rem;
}

.benchmark-slide .result-card {
  padding: 0.72rem 0.8rem;
}

.benchmark-slide .result-value {
  font-size: 2rem;
}

.benchmark-slide .result-label {
  margin-top: 0.35rem;
  font-size: 0.8rem;
  line-height: 1.3;
}

.benchmark-slide .benchmark-dashboard {
  grid-template-columns: 1.08fr 0.92fr;
  gap: 0.75rem;
  align-items: start;
}

.benchmark-slide .metrics-matrix-card,
.benchmark-slide .compare-panel {
  padding: 0.85rem;
}

.benchmark-slide .matrix-header h3 {
  font-size: 1.04rem;
  line-height: 1.4;
  max-width: none;
}

.benchmark-slide .metrics-matrix {
  gap: 0.18rem;
}

.benchmark-slide .matrix-row {
  gap: 0.55rem;
  padding: 0.56rem 0.66rem;
  font-size: 0.9rem;
}

.benchmark-slide .matrix-row strong {
  font-size: 0.96rem;
}

.benchmark-slide .benchmark-evidence {
  gap: 0.75rem;
}

.benchmark-slide .compare-panel h3 {
  font-size: 1rem;
  margin-bottom: 0.15rem;
}

.benchmark-slide .compare-metric {
  gap: 0.65rem;
  padding: 0.58rem 0;
  font-size: 0.9rem;
}

.benchmark-slide .compare-metric strong {
  font-size: 0.98rem;
}

.benchmark-slide .compare-note {
  margin-top: 0.7rem;
  padding: 0.68rem 0.78rem;
  font-size: 0.82rem;
  line-height: 1.38;
}

.benchmark-slide .policy-strip {
  gap: 0.5rem;
}

.benchmark-slide .policy-chip {
  padding: 0.5rem 0.7rem;
  font-size: 0.8rem;
}

.metrics-matrix-card {
  padding: 1rem;
  display: grid;
  gap: 1rem;
}

.matrix-header h3 {
  margin: 0.25rem 0 0;
  font-size: 1.12rem;
  line-height: 1.45;
  max-width: 30ch;
}

.metrics-matrix {
  display: grid;
  gap: 0.25rem;
}

.matrix-row {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr 0.8fr;
  gap: 0.8rem;
  align-items: center;
  padding: 0.72rem 0.82rem;
  border-radius: 12px;
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid rgba(255, 255, 255, 0.05);
  color: var(--text-soft);
}

.matrix-row strong {
  color: var(--text);
  font-size: 1.05rem;
}

.matrix-head {
  background: rgba(245, 158, 11, 0.09);
  border-color: rgba(245, 158, 11, 0.16);
  color: #ffe7c6;
  font-weight: 700;
}

.benchmark-evidence {
  display: grid;
  gap: 1rem;
}

.compare-panel {
  padding: 1rem;
}

.compare-metric {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 0.8rem;
  padding: 0.8rem 0;
  border-bottom: 1px solid var(--line);
  color: var(--text-soft);
}

.compare-metric strong {
  font-size: 1.15rem;
  color: var(--text);
}

.compare-note {
  margin-top: 1rem;
  padding: 0.85rem 0.95rem;
  border-radius: 12px;
}

.compare-note.success {
  background: rgba(52, 211, 153, 0.12);
  border: 1px solid rgba(52, 211, 153, 0.22);
}

.compare-note.warning {
  background: rgba(245, 158, 11, 0.12);
  border: 1px solid rgba(245, 158, 11, 0.22);
}

.compare-note.neutral {
  background: rgba(96, 165, 250, 0.1);
  border: 1px solid rgba(96, 165, 250, 0.18);
}

.policy-chip {
  font-size: 0.9rem;
}

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

.contribution-card {
  padding: 1.05rem 1.1rem;
}

.contribution-strip {
  display: flex;
  flex-wrap: wrap;
  gap: 0.8rem;
}

.contribution-pill {
  padding: 0.82rem 1rem;
  border-radius: 999px;
  border: 1px solid rgba(245, 158, 11, 0.22);
  background: rgba(245, 158, 11, 0.08);
  color: #ffe6c7;
  font-weight: 600;
  font-size: 0.96rem;
}

.closing-layout {
  flex: 1;
}

.contribution-stage {
  grid-template-columns: minmax(0, 1.2fr) minmax(300px, 0.8fr);
}

.closing-stage {
  gap: 1rem;
}

.closing-signal-row {
  grid-template-columns: repeat(2, 1fr);
}

.closing-slide .closing-column {
  min-height: 0;
}

.closing-banner {
  display: flex;
  gap: 0.8rem;
  align-items: flex-start;
  padding: 1.05rem 1.1rem;
  border-color: rgba(245, 158, 11, 0.25);
}

.closing-banner strong {
  font-size: 1.06rem;
}

.closing-banner span {
  font-size: 1.06rem;
  line-height: 1.55;
}

.deck-footer {
  display: grid;
  grid-template-columns: 1fr auto auto;
  align-items: center;
  gap: 1rem;
  padding: 0 1.6rem;
  border-top: 1px solid var(--line);
}

.progress-track {
  position: relative;
  height: 6px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.06);
  overflow: hidden;
}

.progress-fill {
  position: absolute;
  inset: 0 auto 0 0;
  width: 7.69%;
  border-radius: inherit;
  background: linear-gradient(90deg, var(--amber), var(--amber-2));
}

.slide-dots {
  display: flex;
  gap: 0.55rem;
}

.dot {
  width: 10px;
  height: 10px;
  border-radius: 999px;
  border: 0;
  background: rgba(255, 255, 255, 0.16);
  cursor: pointer;
  transition: transform 180ms ease, background-color 180ms ease;
}

.dot.is-active {
  background: #ffd39f;
  transform: scale(1.22);
}

.footer-hint {
  color: var(--text-faint);
  font-size: 0.84rem;
}

html[data-mode="export"],
html[data-mode="export"] body {
  min-height: 100%;
  height: 100%;
  overflow: hidden;
}

html[data-mode="export"] .deck-app {
  display: block;
  height: 100vh;
}

html[data-mode="export"] .deck-toolbar,
html[data-mode="export"] .deck-footer {
  display: none;
}

html[data-mode="export"] .slides-viewport {
  overflow: hidden;
  height: 100vh;
}

html[data-mode="export"] .slide {
  position: absolute;
  inset: 0;
  opacity: 0;
  pointer-events: none;
  transform: none;
  transition: none;
}

html[data-mode="export"] .slide.is-active {
  opacity: 1;
  pointer-events: auto;
}

html[data-mode="export"] .slide-shell {
  width: 100vw;
  max-width: none;
  height: 100vh;
  margin: 0;
  border-radius: 0;
  border: none;
  box-shadow: none;
  padding: 2.4rem 2.7rem;
  gap: 1rem;
  overflow: hidden;
}

html[data-mode="export"] .hero-copy h1 {
  font-size: clamp(2.9rem, 4.2vw, 5rem);
}

html[data-mode="export"] .section-heading h2 {
  font-size: clamp(2.2rem, 3vw, 3.4rem);
}

html[data-mode="export"] .hero-float-card {
  width: min(250px, 38%);
}

html[data-mode="export"] .lead,
html[data-mode="export"] p,
html[data-mode="export"] li,
html[data-mode="export"] span,
html[data-mode="export"] strong {
  text-wrap: balance;
}

@media (prefers-reduced-motion: reduce) {
  .slide,
  .toolbar-btn,
  .dot {
    transition: none;
  }
}

@media (max-width: 1180px) {
  body {
    overflow: auto;
  }

  .deck-app {
    height: auto;
    min-height: 100vh;
    grid-template-rows: auto auto auto;
  }

  .slides-viewport {
    position: static;
  }

  .slide {
    position: static;
    opacity: 1;
    transform: none;
    pointer-events: auto;
    display: none;
  }

  .slide.is-active {
    display: block;
  }

  .slide-shell {
    height: auto;
    min-height: calc(100vh - var(--toolbar-h) - var(--footer-h) - 28px);
  }

  .hero-slide,
  .problem-layout,
  .scope-stage,
  .problem-grid,
  .scope-layout,
  .architecture-board,
  .arch-footnote,
  .runtime-flow,
  .flow-rail,
  .orchestration-stage,
  .orchestration-grid,
  .queue-board,
  .service-lane,
  .pipeline-spine,
  .pipeline-branches,
  .pipeline-footer,
  .contract-flow,
  .artifact-channel-grid,
  .app-stage,
  .app-showcase,
  .benchmark-setup-stage,
  .benchmark-setup,
  .results-topline,
  .contribution-stage,
  .benchmark-dashboard,
  .contribution-grid,
  .closing-layout,
  .closing-signal-row,
  .scope-mini-gallery {
    grid-template-columns: 1fr;
  }

  .arch-connector,
  .queue-link {
    min-height: 32px;
  }

  .hero-meta,
  .policy-columns {
    grid-template-columns: 1fr;
  }

  .lane-flow {
    flex-direction: column;
  }

  .lane-arrow,
  .artifact-arrow,
  .spine-arrow {
    min-height: 28px;
  }

  .matrix-row {
    grid-template-columns: 1fr;
  }

  .deck-footer {
    grid-template-columns: 1fr;
    padding: 1rem 1.4rem;
  }
}