/* A real-world internal Agent story. Built on html-ppt presenter-mode-reveal. */

:root {
  --paper: #f7f8fa;
  --panel: #ffffff;
  --panel-soft: #f0f3f7;
  --ink: #0b0d10;
  --ink-2: #353c45;
  --muted: #69727e;
  --line: #d9dee6;
  --line-strong: #b9c1cc;
  --blue: #1f5eff;
  --blue-dark: #1649c8;
  --blue-soft: #eaf0ff;
  --green: #11845b;
  --green-soft: #e8f7f1;
  --amber: #a45b00;
  --amber-soft: #fff4df;
  --red: #c63c3c;
  --dark-panel: #11151b;
  --dark-panel-2: #1b212a;
  --white: #ffffff;
  --shadow-subtle: 0 8px 24px rgba(16, 24, 40, 0.06);
  --radius-card: 6px;
  --radius-small: 4px;
  --font-display: var(--font-sans);
  --letter-tight: 0;
  --letter-normal: 0;
}

html,
body {
  background: var(--paper);
  color: var(--ink);
  letter-spacing: 0;
}

body {
  overflow: hidden;
}

.deck {
  background: var(--paper);
}

.tpl-presenter-mode-reveal .slide {
  justify-content: flex-start;
  padding: 82px 94px 68px;
  background: var(--paper);
}

.deck-header,
.deck-footer {
  left: 36px;
  right: 36px;
  color: var(--muted);
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 650;
  letter-spacing: 0;
  text-transform: uppercase;
}

.deck-header {
  top: 22px;
  padding-bottom: 9px;
  border-bottom: 1px solid var(--line);
}

.deck-footer {
  bottom: 18px;
}

.deck-brand {
  display: inline-flex;
  gap: 9px;
  align-items: center;
}

.deck-brand i {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--blue);
}

.section-tag,
.cover-eyebrow,
.card-label,
.validation-key,
.as-of {
  margin: 0;
  color: var(--blue);
  font-family: var(--font-mono);
  font-size: 13px;
  font-weight: 750;
  letter-spacing: 0;
  text-transform: uppercase;
}

.slide-heading {
  margin-bottom: 30px;
}

.slide-heading h2,
.case-study h2,
.im-copy h2 {
  max-width: 1260px;
  margin: 10px 0 12px;
  color: var(--ink);
  font-size: 52px;
  font-weight: 790;
  letter-spacing: 0;
  line-height: 1.12;
}

.slide-heading.compact-heading {
  margin-bottom: 24px;
}

.slide-heading.compact-heading h2 {
  font-size: 46px;
}

.slide-subtitle {
  max-width: 980px;
  margin: 0;
  color: var(--muted);
  font-size: 20px;
  line-height: 1.5;
}

.takeaway {
  display: grid;
  grid-template-columns: 150px 1fr;
  gap: 22px;
  align-items: center;
  min-height: 66px;
  margin-top: 22px;
  padding: 15px 20px;
  border-left: 4px solid var(--blue);
  background: var(--panel);
}

.takeaway span {
  color: var(--blue);
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 750;
}

.takeaway strong {
  color: var(--ink);
  font-size: 20px;
  font-weight: 700;
  line-height: 1.35;
}

.takeaway.warning {
  border-left-color: var(--amber);
  background: var(--amber-soft);
}

.takeaway.warning span {
  color: var(--amber);
}

.takeaway.caveat {
  border-left-color: var(--line-strong);
}

.takeaway.caveat span {
  color: var(--muted);
}

.compact-list {
  display: grid;
  gap: 12px;
  margin: 22px 0 0;
  padding: 0;
  list-style: none;
}

.compact-list li {
  position: relative;
  padding-left: 20px;
  color: inherit;
  font-size: 16px;
  line-height: 1.45;
}

.compact-list li::before {
  position: absolute;
  top: 0.65em;
  left: 0;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: currentColor;
  content: "";
  transform: translateY(-50%);
}

code {
  padding: 0 3px;
  border-radius: 3px;
  background: var(--panel-soft);
  color: inherit;
  font-size: 0.9em;
  font-weight: 650;
}

/* Cover */
.cover {
  display: grid !important;
  grid-template-columns: minmax(0, 1fr);
  grid-template-rows: minmax(0, 1fr) auto;
  align-items: stretch;
  justify-content: stretch !important;
  width: 100%;
  padding-top: 72px !important;
}

.cover::before {
  position: absolute;
  top: 0;
  left: 50%;
  width: 1px;
  height: 54px;
  background: var(--line-strong);
  content: "";
}

.cover-center {
  align-self: center;
  width: 100%;
  max-width: 1500px;
  margin: 0 auto;
  text-align: center;
  transform: translateY(-16px);
}

.cover-eyebrow {
  margin-bottom: 22px;
  color: var(--blue);
}

.cover h1 {
  margin: 0;
  color: var(--ink);
  font-size: 94px;
  font-weight: 820;
  letter-spacing: 0;
  line-height: 1.04;
}

.cover-subtitle {
  margin: 26px 0 0;
  color: var(--ink-2);
  font-size: 24px;
  font-weight: 450;
  line-height: 1.5;
}

.cover-roadmap {
  position: relative;
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  width: 100%;
  min-height: 174px;
  padding-top: 22px;
  border-top: 1px solid var(--line);
}

.roadmap-track {
  position: absolute;
  top: 63px;
  right: 16.67%;
  left: 16.67%;
  height: 2px;
  background: var(--line-strong);
}

.roadmap-track::after {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 2px;
  background: var(--blue);
  content: "";
}

.roadmap-node {
  position: relative;
  display: grid;
  grid-template-rows: 22px 38px auto auto;
  justify-items: center;
  min-width: 0;
  text-align: center;
}

.roadmap-index {
  color: var(--muted);
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 700;
}

.roadmap-node i {
  position: relative;
  z-index: 1;
  display: block;
  width: 17px;
  height: 17px;
  margin-top: 11px;
  border: 4px solid var(--paper);
  border-radius: 50%;
  background: var(--blue);
  box-shadow: 0 0 0 1px var(--blue);
}

.roadmap-node.is-current i {
  width: 21px;
  height: 21px;
  margin-top: 9px;
  background: var(--ink);
  box-shadow: 0 0 0 1px var(--ink);
}

.roadmap-node strong {
  margin-top: 10px;
  color: var(--ink);
  font-size: 18px;
  font-weight: 760;
}

.roadmap-node small {
  margin-top: 5px;
  color: var(--muted);
  font-size: 14px;
}

/* Slide 1: comparison */
.compare-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 22px;
}

.compare-card {
  min-height: 350px;
  padding: 30px 32px;
  border: 1px solid var(--line);
  border-radius: var(--radius-card);
  background: var(--panel);
}

.compare-card h3 {
  margin: 18px 0 12px;
  font-size: 30px;
  font-weight: 760;
}

.compare-card > p {
  max-width: 48ch;
  margin: 0;
  color: var(--muted);
  font-size: 17px;
  line-height: 1.55;
}

.muted-card {
  color: var(--ink-2);
}

.focus-card {
  border-color: var(--line-strong);
  background: var(--blue-soft);
  color: var(--ink);
  box-shadow: none;
}

.focus-card .card-label {
  color: var(--blue);
}

.focus-card h3,
.focus-card > p {
  color: var(--ink);
}

.focus-card > p {
  color: var(--muted);
}

/* Slide 1: product overview */
.product-intro-heading {
  margin-bottom: 18px !important;
}

.product-intro-grid {
  display: grid;
  grid-template-columns: minmax(0, 0.82fr) minmax(0, 1.18fr);
  gap: 30px;
  height: 700px;
  min-height: 0;
}

.product-evidence {
  min-width: 0;
  height: 100%;
  margin: 0;
  padding: 18px;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--panel);
  box-shadow: var(--shadow-subtle);
}

.evidence-meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 28px;
}

.state-badge {
  display: inline-flex;
  width: fit-content;
  min-height: 25px;
  padding: 5px 10px;
  align-items: center;
  justify-content: center;
  border-radius: 4px;
  font-family: var(--font-mono);
  font-size: 10px;
  font-weight: 780;
  line-height: 1;
  text-transform: uppercase;
}

.evidence-badge {
  background: var(--blue-soft);
  color: var(--blue-dark);
}

.evidence-meta small {
  color: var(--muted);
  font-size: 11px;
  font-weight: 650;
}

.evidence-body {
  display: grid;
  grid-template-rows: minmax(0, 1fr);
  height: calc(100% - 38px);
  padding-top: 10px;
}

.evidence-screenshot-stage {
  display: flex;
  min-height: 0;
  overflow: hidden;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--line);
  border-radius: 6px;
  background: var(--panel-soft);
}

.evidence-screenshot {
  position: relative;
  display: block;
  height: calc(100% - 20px);
  padding: 0;
  max-width: calc(100% - 24px);
  aspect-ratio: 2042 / 2248;
  overflow: visible;
  border: 0;
  border-radius: 8px;
  background: transparent;
  color: inherit;
  cursor: zoom-in;
  font: inherit;
  outline: none;
  text-decoration: none;
  transition: box-shadow 160ms ease, transform 160ms ease;
}

.evidence-screenshot:hover,
.evidence-screenshot:focus-visible {
  box-shadow: 0 0 0 3px rgba(31, 94, 255, 0.25);
  transform: translateY(-1px);
}

.evidence-screenshot img {
  display: block;
  width: 100%;
  height: 100%;
  border: 1px solid rgba(29, 38, 51, 0.18);
  border-radius: 8px;
  object-fit: contain;
  filter: brightness(1.08) contrast(0.94) saturate(0.88);
  box-shadow: 0 10px 26px rgba(16, 24, 40, 0.12);
}

.evidence-highlight {
  position: absolute;
  top: 40.5%;
  left: 5.2%;
  width: 89.5%;
  height: 25.4%;
  border: 3px solid #4a78f2;
  border-radius: 5px;
  box-shadow: 0 0 0 3px rgba(74, 120, 242, 0.18);
}

.evidence-highlight b {
  position: absolute;
  top: -13px;
  right: 8px;
  padding: 3px 7px;
  border-radius: 3px;
  background: var(--blue);
  color: var(--white);
  font-family: var(--font-mono);
  font-size: 8px;
  font-weight: 760;
  line-height: 1;
}

.evidence-open-icon {
  position: absolute;
  top: 9px;
  right: 9px;
  display: inline-flex;
  width: 28px;
  height: 28px;
  align-items: center;
  justify-content: center;
  border: 1px solid rgba(255, 255, 255, 0.32);
  border-radius: 4px;
  background: rgba(11, 13, 16, 0.78);
  color: var(--white);
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.18);
}

.evidence-open-icon svg {
  width: 15px;
  height: 15px;
  stroke-width: 2;
}

.image-lightbox {
  position: fixed;
  inset: 0;
  z-index: 10000;
  display: grid;
  padding: 36px;
  visibility: hidden;
  place-items: center;
  background: rgba(11, 13, 16, 0.82);
  opacity: 0;
  cursor: zoom-out;
  transition: opacity 160ms ease, visibility 0s linear 160ms;
}

.image-lightbox.is-open {
  visibility: visible;
  opacity: 1;
  transition-delay: 0s;
}

.image-lightbox-dialog {
  position: relative;
  display: flex;
  max-width: calc(100vw - 72px);
  max-height: calc(100vh - 72px);
  align-items: center;
  justify-content: center;
  cursor: default;
}

.image-lightbox-dialog > img {
  display: block;
  width: 100%;
  height: 100%;
  border: 1px solid rgba(255, 255, 255, 0.24);
  border-radius: 8px;
  object-fit: contain;
  box-shadow: 0 22px 70px rgba(0, 0, 0, 0.42);
}

.image-lightbox-close {
  position: absolute;
  top: 10px;
  right: 10px;
  display: inline-flex;
  width: 38px;
  height: 38px;
  padding: 0;
  align-items: center;
  justify-content: center;
  border: 1px solid rgba(255, 255, 255, 0.3);
  border-radius: 4px;
  background: rgba(11, 13, 16, 0.82);
  color: var(--white);
  cursor: pointer;
}

.image-lightbox-close:hover,
.image-lightbox-close:focus-visible {
  background: rgba(31, 94, 255, 0.92);
  outline: none;
}

.image-lightbox-close svg {
  width: 20px;
  height: 20px;
  stroke-width: 2;
}

.product-intro-copy {
  display: grid;
  grid-template-rows: minmax(0, 0.92fr) minmax(0, 1.08fr) auto auto;
  min-width: 0;
  min-height: 0;
  gap: 14px;
}

.product-path {
  display: flex;
  min-height: 0;
  padding: 24px 28px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #f3f5f7;
  flex-direction: column;
}

.product-path-before {
  border-color: #dfe3e8;
  color: #616975;
}

.product-path-now {
  border-color: #9fb8f2;
  background: #e4ecff;
  box-shadow: 0 8px 22px rgba(31, 94, 255, 0.08);
}

.product-path-head {
  display: flex;
  gap: 14px;
  align-items: center;
}

.state-badge-before {
  background: #e4e7eb;
  color: #68717d;
}

.state-badge-now {
  background: var(--blue);
  color: var(--white);
}

.product-path h3 {
  margin: 0;
  color: #505965;
  font-size: 28px;
  font-weight: 740;
}

.product-path-now h3 {
  color: var(--ink);
  font-size: 31px;
  font-weight: 820;
}

.product-flow {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 20px minmax(0, 1.18fr) 20px minmax(0, 1fr);
  gap: 10px;
  align-items: start;
  margin-top: 18px;
}

.product-step {
  display: grid;
  min-width: 0;
  grid-template-rows: 34px auto auto;
  gap: 5px;
  justify-items: center;
  text-align: center;
}

.product-step > span {
  display: inline-flex;
  width: 34px;
  height: 34px;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  background: #e4e7eb;
  color: #727b87;
}

.product-path-now .product-step > span {
  background: #ccdaff;
  color: var(--blue-dark);
}

.product-step svg {
  width: 18px;
  height: 18px;
  stroke-width: 1.9;
}

.product-step strong {
  color: #59626e;
  font-size: 14px;
  font-weight: 750;
  line-height: 1.3;
}

.product-step small {
  color: #838b95;
  font-size: 10px;
  line-height: 1.35;
}

.product-path-now .product-step strong {
  color: var(--blue-dark);
}

.product-path-now .product-step small {
  color: #4c64a0;
}

.product-flow-arrow {
  width: 18px;
  height: 18px;
  margin-top: 8px;
  color: #a5acb5;
  stroke-width: 1.8;
}

.product-path-now .product-flow-arrow {
  color: var(--blue);
}

.product-path > p {
  margin: auto 0 0;
  padding-top: 12px;
  border-top: 1px solid #d9dde3;
  color: #7a828d;
  font-size: 12px;
  line-height: 1.5;
}

.product-path-now > p {
  border-top-color: #c4d2f5;
  color: var(--blue-dark);
}

.product-automation {
  display: grid;
  grid-template-columns: 86px minmax(0, 1fr);
  gap: 16px;
  align-items: center;
  min-height: 84px;
  padding: 15px 18px;
  border: 1px solid #b8c8ed;
  border-radius: 8px;
  background: #f0f4ff;
}

.automation-badge {
  background: #d7e2ff;
  color: var(--blue-dark);
}

.product-automation > div {
  display: grid;
  gap: 4px;
}

.product-automation small {
  color: var(--blue);
  font-family: var(--font-mono);
  font-size: 10px;
  font-weight: 760;
}

.product-automation strong {
  color: var(--ink);
  font-size: 16px;
  font-weight: 760;
  line-height: 1.4;
}

.product-caveat {
  margin: 0;
  color: var(--muted);
  font-size: 11px;
  line-height: 1.55;
}

/* Slide 2: role boundaries */
.boundary-compare {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 18px;
}

.boundary-panel {
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: var(--radius-card);
  background: var(--panel);
}

.boundary-after {
  border-color: var(--line-strong);
  background: var(--blue-soft);
}

.boundary-title {
  display: flex;
  align-items: baseline;
  gap: 16px;
  min-height: 76px;
  padding: 20px 24px 16px;
}

.boundary-title span {
  color: var(--muted);
  font-family: var(--font-mono);
  font-size: 10px;
  font-weight: 750;
}

.boundary-after .boundary-title span {
  color: var(--blue);
}

.boundary-title h3 {
  margin: 0;
  color: var(--ink);
  font-size: 27px;
  font-weight: 780;
}

.boundary-row {
  display: grid;
  grid-template-columns: 150px minmax(0, 1fr);
  gap: 18px;
  align-items: center;
  min-height: 70px;
  padding: 14px 24px;
  border-top: 1px solid var(--line);
}

.boundary-row b {
  color: var(--ink);
  font-size: 15px;
  font-weight: 750;
}

.boundary-row p {
  margin: 0;
  color: var(--muted);
  font-size: 14px;
  line-height: 1.45;
}

.boundary-after .boundary-row p {
  color: var(--blue-dark);
  font-weight: 650;
}

/* Slide 3: timeline */
.timeline-grid {
  position: relative;
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  border-top: 2px solid var(--ink);
  border-bottom: 1px solid var(--line);
}

.timeline-card {
  position: relative;
  min-height: 390px;
  padding: 42px 26px 28px;
  border-right: 1px solid var(--line);
  background: transparent;
}

.timeline-card:last-child {
  border-right: 0;
}

.timeline-card::before {
  position: absolute;
  top: -10px;
  left: 26px;
  width: 18px;
  height: 18px;
  border: 4px solid var(--paper);
  border-radius: 50%;
  background: var(--blue);
  box-shadow: 0 0 0 1px var(--blue);
  content: "";
}

.timeline-card:last-child::before {
  background: var(--ink);
  box-shadow: 0 0 0 1px var(--ink);
}

.timeline-no {
  display: block;
  margin-bottom: 34px;
  color: var(--line-strong);
  font-family: var(--font-mono);
  font-size: 42px;
  font-weight: 800;
  line-height: 1;
}

.timeline-card time {
  color: var(--blue);
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 750;
}

.timeline-card h3 {
  margin: 12px 0 10px;
  color: var(--ink);
  font-size: 25px;
  font-weight: 760;
}

.timeline-card p {
  min-height: 78px;
  margin: 0 0 22px;
  color: var(--muted);
  font-size: 15px;
  line-height: 1.6;
}

.timeline-card b {
  display: block;
  padding-top: 14px;
  border-top: 1px solid var(--line);
  color: var(--ink-2);
  font-size: 14px;
}

/* Slide 3: minimum viable investigation */
.source-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
}

.source-card {
  min-height: 210px;
  padding: 26px 28px;
  border: 1px solid var(--line);
  border-radius: var(--radius-card);
  background: var(--panel);
}

.tech-chip {
  display: inline-flex;
  align-items: center;
  height: 26px;
  padding: 0 9px;
  border: 1px solid var(--blue);
  border-radius: var(--radius-small);
  color: var(--blue);
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 750;
}

.source-card h3 {
  margin: 28px 0 8px;
  color: var(--ink);
  font-size: 26px;
  font-weight: 760;
}

.source-card p {
  margin: 0;
  color: var(--muted);
  font-size: 16px;
}

.flow-line {
  display: grid;
  grid-template-columns: 1fr 32px 1fr 32px 1fr 32px 1fr;
  align-items: center;
  margin-top: 22px;
  padding: 18px;
  border: 1px solid var(--line);
  border-radius: var(--radius-card);
  background: var(--panel);
}

.flow-line div {
  min-width: 0;
  padding: 0 14px;
}

.flow-line span,
.flow-line strong {
  display: block;
}

.flow-line span {
  margin-bottom: 7px;
  color: var(--blue);
  font-family: var(--font-mono);
  font-size: 10px;
  font-weight: 750;
}

.flow-line strong {
  color: var(--ink-2);
  font-size: 14px;
  line-height: 1.35;
}

.flow-line i {
  color: var(--blue);
  font-size: 22px;
  font-style: normal;
  text-align: center;
}

/* Slide 4: local case */
.case-study-grid {
  display: grid;
  grid-template-columns: minmax(0, 0.95fr) minmax(0, 1.05fr);
  gap: 36px;
  height: 100%;
  min-height: 0;
}

.case-study-copy {
  display: flex;
  flex-direction: column;
  min-width: 0;
}

.case-study h2 {
  margin-top: 10px;
  font-size: 47px;
}

.case-kicker {
  margin: 0 0 18px;
  color: var(--muted);
  font-size: 17px;
}

.evidence-list {
  display: grid;
  border-top: 1px solid var(--line-strong);
  border-bottom: 1px solid var(--line-strong);
}

.evidence-list > div {
  display: grid;
  grid-template-columns: 150px 78px 1fr;
  gap: 14px;
  align-items: center;
  min-height: 76px;
  border-bottom: 1px solid var(--line);
}

.evidence-list > div:last-child {
  border-bottom: 0;
}

.evidence-list span {
  color: var(--muted);
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 750;
}

.evidence-list strong {
  color: var(--blue);
  font-size: 17px;
}

.evidence-list p {
  margin: 0;
  color: var(--ink-2);
  font-size: 14px;
  line-height: 1.4;
}

.cause-flow {
  display: grid;
  grid-template-columns: auto 20px auto 20px auto 20px auto;
  gap: 7px;
  align-items: center;
  margin-top: 20px;
  padding: 16px 18px;
  border: 1px solid var(--line);
  border-radius: var(--radius-card);
  background: var(--blue-soft);
}

.cause-flow span {
  color: var(--blue-dark);
  font-size: 13px;
  font-weight: 700;
  text-align: center;
}

.cause-flow i {
  color: var(--blue);
  font-style: normal;
  text-align: center;
}

.mini-takeaway {
  margin-top: 16px;
  padding: 13px 15px;
  border-left: 3px solid var(--blue);
  background: var(--blue-soft);
  color: var(--ink-2);
  font-size: 14px;
  line-height: 1.45;
}

.mini-takeaway b {
  color: var(--blue-dark);
}

.media-frame {
  position: relative;
  min-width: 0;
  min-height: 0;
  margin: 0;
  overflow: hidden;
  border: 1px solid var(--line-strong);
  border-radius: var(--radius-card);
  background: var(--panel);
}

.media-frame img {
  width: 100%;
  height: 100%;
  object-fit: contain;
}

.media-frame figcaption {
  position: absolute;
  right: 10px;
  bottom: 10px;
  padding: 5px 8px;
  border-radius: 3px;
  background: rgba(11, 13, 16, 0.82);
  color: var(--white);
  font-family: var(--font-mono);
  font-size: 9px;
  font-weight: 650;
}

.terminal-frame {
  height: 100%;
  max-height: 760px;
  padding: 14px;
  border-color: var(--dark-panel-2);
  background: var(--dark-panel);
}

/* Slide 5: validation */
.validation-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
}

.validation-grid article {
  position: relative;
  min-height: 280px;
  padding: 28px 26px;
  border: 1px solid var(--line);
  border-radius: var(--radius-card);
  background: var(--panel);
}

.validation-no {
  position: absolute;
  top: 22px;
  right: 24px;
  color: var(--line-strong);
  font-family: var(--font-mono);
  font-size: 38px;
  font-weight: 800;
  line-height: 1;
}

.validation-key {
  color: var(--blue);
}

.validation-grid h3 {
  margin: 68px 0 10px;
  color: var(--ink);
  font-size: 25px;
  font-weight: 760;
}

.validation-grid article > p:last-child {
  margin: 0;
  color: var(--muted);
  font-size: 15px;
  line-height: 1.55;
}

.retention-line {
  display: grid;
  grid-template-columns: 1fr 80px 1fr 80px 1fr;
  align-items: center;
  margin-top: 22px;
  padding: 18px 22px;
  border: 1px solid var(--line);
  border-radius: var(--radius-card);
  background: var(--panel-soft);
}

.retention-line div {
  display: grid;
  gap: 4px;
}

.retention-line span {
  color: var(--muted);
  font-family: var(--font-mono);
  font-size: 10px;
  font-weight: 750;
}

.retention-line strong {
  color: var(--ink-2);
  font-size: 14px;
}

.retention-line i {
  height: 1px;
  background: var(--line-strong);
}

.retention-line .active span,
.retention-line .active strong {
  color: var(--blue);
}

/* Slide 6: web handoff */
.handoff-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 130px minmax(0, 1fr);
  align-items: stretch;
}

.handoff-card {
  min-height: 300px;
  padding: 32px;
  border: 1px solid var(--line);
  border-radius: var(--radius-card);
  background: var(--panel);
}

.handoff-card.after {
  border-color: var(--line-strong);
  background: var(--blue-soft);
  color: var(--ink);
}

.handoff-card.after .card-label {
  color: var(--blue);
}

.handoff-card h3 {
  margin: 52px 0 12px;
  color: inherit;
  font-size: 29px;
  font-weight: 770;
}

.handoff-card > p {
  max-width: 38ch;
  margin: 0;
  color: var(--muted);
  font-size: 17px;
  line-height: 1.55;
}

.handoff-card.after > p {
  color: var(--muted);
}

.handoff-foot {
  margin-top: 46px;
  padding-top: 14px;
  border-top: 1px solid var(--line);
  color: var(--ink-2);
  font-size: 14px;
  font-weight: 700;
}

.handoff-card.after .handoff-foot {
  border-top-color: var(--line);
  color: var(--blue-dark);
}

.handoff-arrow {
  display: grid;
  place-content: center;
  justify-items: center;
}

.handoff-arrow span {
  color: var(--blue);
  font-size: 48px;
  line-height: 1;
}

.handoff-arrow small {
  margin-top: 10px;
  color: var(--muted);
  font-family: var(--font-mono);
  font-size: 10px;
  font-weight: 700;
}

.first-use-bar {
  display: grid;
  grid-template-columns: 170px 1fr 1fr;
  gap: 0;
  margin-top: 20px;
  border: 1px solid var(--line);
  border-radius: var(--radius-card);
  background: var(--panel);
}

.first-use-bar time,
.first-use-bar div {
  min-height: 74px;
  padding: 15px 20px;
  border-right: 1px solid var(--line);
}

.first-use-bar div:last-child {
  border-right: 0;
}

.first-use-bar time {
  display: flex;
  align-items: center;
  color: var(--blue);
  font-family: var(--font-mono);
  font-size: 13px;
  font-weight: 750;
}

.first-use-bar span,
.first-use-bar strong {
  display: block;
}

.first-use-bar span {
  color: var(--muted);
  font-family: var(--font-mono);
  font-size: 9px;
  font-weight: 750;
}

.first-use-bar strong {
  margin-top: 5px;
  color: var(--ink);
  font-size: 14px;
}

/* Slide 7: capability feedback */
.capability-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
}

.capability-grid article {
  min-height: 200px;
  padding: 22px 22px 20px;
  border: 1px solid var(--line);
  border-radius: var(--radius-card);
  background: var(--panel);
}

.capability-grid article > span {
  color: var(--blue);
  font-family: var(--font-mono);
  font-size: 10px;
  font-weight: 750;
}

.capability-grid h3 {
  min-height: 54px;
  margin: 15px 0 7px;
  color: var(--ink);
  font-size: 21px;
  font-weight: 750;
  line-height: 1.3;
}

.capability-grid p {
  margin: 0;
  color: var(--muted);
  font-size: 14px;
  line-height: 1.45;
}

.capability-grid p b {
  color: var(--ink-2);
}

.capability-grid article > strong {
  display: block;
  margin-top: 16px;
  padding-top: 12px;
  border-top: 1px solid var(--line);
  color: var(--green);
  font-size: 13px;
}

.capability-grid .feedback-loop-card {
  border-color: var(--line-strong);
  background: var(--blue-soft);
}

.capability-grid .feedback-loop-card > span {
  color: var(--blue);
}

.capability-grid .feedback-loop-card h3 {
  color: var(--ink);
}

.capability-grid .feedback-loop-card p {
  color: var(--muted);
}

.capability-grid .feedback-loop-card > strong {
  border-top-color: var(--line);
  color: var(--blue-dark);
}

.capability-todo {
  display: grid;
  grid-template-columns: max-content 1fr;
  gap: 24px;
  margin-top: auto;
  padding: 20px 24px;
  align-items: center;
  border: 1px solid var(--blue);
  border-left-width: 5px;
  border-radius: var(--radius-card);
  background: var(--blue-soft);
}

.capability-todo span {
  display: inline-flex;
  min-height: 30px;
  padding: 7px 10px;
  align-items: center;
  border-radius: 3px;
  background: var(--blue);
  color: var(--white);
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 750;
}

.capability-todo strong {
  color: var(--ink);
  font-size: 19px;
  font-weight: 750;
}

/* Slide 8: roles */
.role-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 14px;
}

.role-grid article {
  min-height: 410px;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: var(--radius-card);
  background: var(--panel);
}

.role-name {
  display: flex;
  align-items: center;
  min-height: 84px;
  padding: 20px 22px;
  border-bottom: 1px solid var(--line);
  color: var(--ink);
  font-size: 23px;
  font-weight: 780;
}

.role-grid article > div {
  min-height: 142px;
  padding: 22px;
}

.role-grid small {
  color: var(--muted);
  font-family: var(--font-mono);
  font-size: 10px;
  font-weight: 750;
}

.role-grid p {
  margin: 12px 0 0;
  color: var(--muted);
  font-size: 15px;
  line-height: 1.55;
}

.role-grid .role-now {
  border-top: 1px solid var(--line);
  background: var(--blue-soft);
}

.role-grid .role-now small,
.role-grid .role-now p {
  color: var(--blue-dark);
}

.role-grid .role-now p {
  font-weight: 650;
}

.access-boundary {
  display: grid;
  grid-template-columns: 190px 1fr auto;
  gap: 24px;
  align-items: center;
  min-height: 70px;
  margin-top: 18px;
  padding: 14px 20px;
  border: 1px solid var(--line);
  border-radius: var(--radius-card);
  background: var(--blue-soft);
}

.access-boundary span {
  color: var(--blue);
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 750;
}

.access-boundary strong {
  color: var(--ink);
  font-size: 17px;
}

.access-boundary p {
  margin: 0;
  color: var(--ink-2);
  font-size: 13px;
}

/* Slide 9: usage */
.usage-heading,
.cases-heading {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
}

.usage-heading h2,
.cases-heading h2 {
  margin-bottom: 0;
}

.as-of {
  padding: 8px 10px;
  border: 1px solid var(--line);
  border-radius: var(--radius-small);
  background: var(--panel);
  color: var(--muted);
}

.usage-metrics {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
}

.hero-metric {
  min-height: 250px;
  padding: 28px 32px;
  border: 1px solid var(--line);
  border-radius: var(--radius-card);
  background: var(--panel);
}

.hero-metric span {
  display: block;
  color: var(--blue);
  font-family: var(--font-mono);
  font-size: 84px;
  font-weight: 820;
  line-height: 0.95;
}

.hero-metric h3 {
  margin: 22px 0 8px;
  color: var(--ink);
  font-size: 21px;
  font-weight: 760;
}

.hero-metric p {
  margin: 0;
  color: var(--muted);
  font-size: 14px;
}

.role-usage {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 12px;
  margin-top: 16px;
}

.role-usage article {
  display: grid;
  grid-template-columns: auto 1fr;
  grid-template-rows: auto auto;
  column-gap: 14px;
  align-items: center;
  min-height: 94px;
  padding: 16px 18px;
  border: 1px solid var(--line);
  border-radius: var(--radius-card);
  background: var(--panel-soft);
}

.role-usage span {
  grid-row: 1 / 3;
  color: var(--ink);
  font-family: var(--font-mono);
  font-size: 36px;
  font-weight: 800;
}

.role-usage strong {
  align-self: end;
  color: var(--ink-2);
  font-size: 14px;
}

.role-usage small {
  align-self: start;
  color: var(--muted);
  font-size: 10px;
}

/* Slide 10: six cases */
.cases-heading > p {
  max-width: 360px;
  margin: 0 0 6px 30px;
  color: var(--muted);
  font-size: 15px;
  line-height: 1.45;
  text-align: right;
}

.cases-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
}

.cases-grid a {
  min-height: 215px;
  padding: 20px 21px;
  border: 1px solid var(--line);
  border-radius: var(--radius-card);
  background: var(--panel);
  color: var(--ink);
  text-decoration: none;
  transition: border-color 180ms ease, transform 180ms ease;
}

.cases-grid a:hover {
  border-color: var(--blue);
  text-decoration: none;
  transform: translateY(-2px);
}

.cases-grid a > div {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  align-items: center;
}

.cases-grid a > div span,
.cases-grid a > div b {
  font-family: var(--font-mono);
  font-size: 10px;
  font-weight: 750;
}

.cases-grid a > div span {
  color: var(--muted);
}

.cases-grid a > div b {
  padding: 4px 7px;
  border-radius: 3px;
  background: var(--green-soft);
  color: var(--green);
}

.cases-grid h3 {
  min-height: 52px;
  margin: 24px 0 9px;
  color: var(--ink);
  font-size: 20px;
  font-weight: 760;
  line-height: 1.3;
}

.cases-grid p {
  margin: 0;
  color: var(--muted);
  font-size: 13px;
  line-height: 1.5;
}

/* Slide 11: work item */
.workflow-layout {
  display: grid;
  grid-template-columns: minmax(0, 1.55fr) minmax(300px, 0.45fr);
  gap: 22px;
  min-height: 0;
}

.workitem-frame {
  height: 510px;
  padding: 12px;
  background: var(--dark-panel);
}

.media-lightbox-trigger {
  position: relative;
  display: block;
  width: 100%;
  height: 100%;
  padding: 0;
  overflow: hidden;
  border: 0;
  border-radius: 4px;
  background: transparent;
  color: inherit;
  cursor: zoom-in;
  font: inherit;
  outline: none;
}

.media-lightbox-trigger:hover,
.media-lightbox-trigger:focus-visible {
  box-shadow: 0 0 0 3px rgba(31, 94, 255, 0.48);
}

.workflow-steps {
  display: grid;
  grid-template-rows: repeat(3, minmax(0, 1fr));
  gap: 12px;
}

.workflow-steps article {
  display: grid;
  grid-template-columns: 46px 1fr;
  align-content: center;
  padding: 20px;
  border: 1px solid var(--line);
  border-radius: var(--radius-card);
  background: var(--panel);
}

.workflow-steps span {
  grid-row: 1 / 3;
  color: var(--blue);
  font-family: var(--font-mono);
  font-size: 13px;
  font-weight: 750;
}

.workflow-steps h3 {
  margin: 0 0 6px;
  color: var(--ink);
  font-size: 19px;
  font-weight: 750;
}

.workflow-steps p {
  margin: 0;
  color: var(--muted);
  font-size: 13px;
  line-height: 1.45;
}

/* Slide 12: IM */
.im-layout {
  display: grid;
  grid-template-columns: minmax(0, 1.15fr) minmax(360px, 0.85fr);
  gap: 50px;
  height: 100%;
  min-height: 0;
}

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

.im-copy h2 {
  margin-top: 12px;
  font-size: 54px;
}

.im-flow {
  display: grid;
  gap: 10px;
  margin-top: 32px;
}

.im-flow article {
  display: grid;
  grid-template-columns: 52px 1fr;
  align-items: center;
  min-height: 88px;
  padding: 15px 18px;
  border: 1px solid var(--line);
  border-radius: var(--radius-card);
  background: var(--panel);
}

.im-flow article > span {
  color: var(--blue);
  font-family: var(--font-mono);
  font-size: 13px;
  font-weight: 750;
}

.im-flow h3 {
  margin: 0 0 3px;
  color: var(--ink);
  font-size: 18px;
  font-weight: 750;
}

.im-flow p {
  margin: 0;
  color: var(--muted);
  font-size: 13px;
}

.phone-frame {
  justify-self: center;
  width: 430px;
  height: 100%;
  max-height: 790px;
  padding: 12px;
  background: var(--panel);
  box-shadow: var(--shadow-subtle);
}

.phone-frame img {
  border-radius: 3px;
}

/* Slide 3: access */
.access-heading {
  margin-bottom: 26px;
}

.access-heading h2 {
  margin-bottom: 8px;
}

.access-columns {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 22px;
}

.access-column {
  min-height: 520px;
  padding: 34px 38px 30px;
  border: 1px solid var(--line);
  border-radius: var(--radius-card);
  background: var(--panel);
}

.access-column + .access-column {
  padding: 34px 38px 30px;
  border-color: var(--line-strong);
  background: var(--blue-soft);
}

.access-channel {
  margin: 0 0 10px;
  color: var(--blue);
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 750;
}

.access-column h3 {
  margin: 0;
  color: var(--ink);
  font-size: 31px;
  font-weight: 790;
}

.access-primary {
  display: grid;
  gap: 8px;
  margin: 32px 0 30px;
}

.access-primary span {
  color: var(--muted);
  font-size: 13px;
  font-weight: 650;
}

.access-primary strong {
  color: var(--ink);
  font-size: 36px;
  font-weight: 790;
  line-height: 1.2;
}

.access-column:last-child .access-primary strong {
  color: var(--blue);
  font-size: 44px;
}

.access-details {
  margin: 0;
}

.access-details > div {
  display: grid;
  grid-template-columns: 130px minmax(0, 1fr);
  gap: 22px;
  padding: 19px 0;
  border-top: 1px solid var(--line);
}

.access-details dt {
  color: var(--blue);
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 750;
}

.access-details dd {
  margin: 0;
  color: var(--ink-2);
  font-size: 15px;
  font-weight: 620;
  line-height: 1.55;
}

.access-paths {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 18px;
}

.access-card {
  display: flex;
  flex-direction: column;
  min-height: 426px;
  padding: 30px 32px;
  border: 1px solid var(--line);
  border-radius: var(--radius-card);
  background: var(--panel);
}

.feishu-access {
  border-color: var(--dark-panel);
  background: var(--dark-panel);
  color: var(--white);
}

.access-card-head {
  display: grid;
  grid-template-columns: 58px 1fr;
  gap: 18px;
  align-items: center;
}

.access-card-head > span {
  color: var(--line-strong);
  font-family: var(--font-mono);
  font-size: 46px;
  font-weight: 800;
  line-height: 1;
}

.feishu-access .access-card-head > span {
  color: #4c5663;
}

.access-card-head small {
  display: block;
  color: var(--blue);
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 750;
}

.feishu-access .access-card-head small {
  color: #7ea3ff;
}

.access-card-head h3 {
  margin: 6px 0 0;
  color: inherit;
  font-size: 27px;
  font-weight: 780;
}

.access-action {
  display: grid;
  gap: 9px;
  margin: 28px 0 22px;
  padding: 22px 24px;
  border: 1px solid var(--line);
  border-radius: var(--radius-card);
  background: var(--panel-soft);
}

.feishu-access .access-action {
  border-color: #3b4450;
  background: var(--dark-panel-2);
}

.access-action span {
  color: var(--muted);
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 750;
}

.feishu-access .access-action span {
  color: #9ca6b3;
}

.access-action strong {
  color: inherit;
  font-size: 30px;
  font-weight: 790;
  line-height: 1.2;
}

.workitem-access .access-action strong {
  color: var(--blue);
  font-size: 38px;
}

.access-route {
  display: grid;
  grid-template-columns: 1fr 24px 1fr 24px 1fr;
  align-items: center;
  min-height: 62px;
  padding: 12px 14px;
  border-radius: var(--radius-card);
  background: var(--blue-soft);
}

.feishu-access .access-route {
  background: var(--dark-panel-2);
}

.access-route span {
  color: var(--blue-dark);
  font-size: 13px;
  font-weight: 700;
  text-align: center;
}

.feishu-access .access-route span {
  color: #d6dbe1;
}

.access-route i {
  color: var(--blue);
  font-size: 18px;
  font-style: normal;
  text-align: center;
}

.access-foot {
  margin: auto 0 0;
  padding-top: 14px;
  color: var(--muted);
  font-size: 14px;
  line-height: 1.45;
}

.feishu-access .access-foot {
  color: #aeb6c1;
}

.access-context {
  display: grid;
  gap: 6px;
  margin-top: 18px;
  padding-top: 16px;
  border-top: 1px solid var(--line);
}

.feishu-access .access-context {
  border-top-color: #3b4450;
}

.access-context span {
  color: var(--blue);
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 750;
}

.feishu-access .access-context span {
  color: #7ea3ff;
}

.access-context strong {
  color: var(--ink-2);
  font-size: 15px;
  font-weight: 700;
  line-height: 1.4;
}

.feishu-access .access-context strong {
  color: #eef1f5;
}

.access-ops {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 18px;
  margin-top: 16px;
}

.access-ops-single {
  grid-template-columns: 1fr;
}

.access-ops article {
  display: grid;
  grid-template-columns: 116px 1fr;
  gap: 18px;
  align-items: center;
  min-height: 74px;
  padding: 15px 20px;
  border: 1px solid var(--line);
  border-radius: var(--radius-card);
  background: var(--panel);
}

.access-ops span {
  color: var(--blue);
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 750;
}

.access-ops strong {
  color: var(--ink-2);
  font-size: 14px;
  font-weight: 680;
  line-height: 1.4;
}

/* Slide 13: closing */
.delivery-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 18px;
}

.delivery-grid article {
  min-height: 245px;
  padding: 25px 28px;
  border: 1px solid var(--line);
  border-radius: var(--radius-card);
  background: var(--panel);
}

.delivery-grid .agent-option {
  border-color: var(--line);
  background: var(--panel);
  color: var(--ink);
}

.delivery-grid .agent-option .card-label {
  color: var(--blue);
}

.delivery-grid h3 {
  margin: 20px 0 5px;
  color: inherit;
  font-size: 27px;
  font-weight: 780;
}

.delivery-fit {
  margin: 0;
  color: var(--muted);
  font-size: 14px;
}

.agent-option .delivery-fit {
  color: var(--muted);
}

.delivery-grid .compact-list {
  gap: 8px;
  margin-top: 16px;
}

.delivery-grid .compact-list li {
  font-size: 13px;
}

.integration-bar {
  display: grid;
  grid-template-columns: 190px 1fr 1fr;
  gap: 0;
  margin-top: 16px;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: var(--radius-card);
  background: var(--panel);
}

.integration-bar > span,
.integration-bar > div {
  min-height: 76px;
  padding: 14px 20px;
  border-right: 1px solid var(--line);
}

.integration-bar > div:last-child {
  border-right: 0;
}

.integration-bar > span {
  display: flex;
  align-items: center;
  color: var(--blue);
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 750;
}

.integration-bar b,
.integration-bar small {
  display: block;
}

.integration-bar b {
  color: var(--ink);
  font-size: 16px;
}

.integration-bar small {
  margin-top: 5px;
  color: var(--muted);
  font-size: 12px;
}

.final-route {
  display: grid;
  grid-template-columns: 1fr 34px 1fr 34px 1fr 34px 1fr;
  align-items: center;
  margin-top: 16px;
  padding: 15px 18px;
  border-radius: var(--radius-card);
  background: var(--blue-soft);
}

.final-route span {
  color: var(--blue-dark);
  font-size: 13px;
  font-weight: 700;
  text-align: center;
}

.final-route i {
  color: var(--blue);
  font-size: 18px;
  font-style: normal;
  text-align: center;
}

.final-statement {
  margin-top: 16px;
  color: var(--ink);
  font-size: 29px;
  font-weight: 790;
  line-height: 1.25;
  text-align: center;
}

/* Slide 15: architecture and AI usage */
.other-heading {
  margin-bottom: 24px !important;
}

.architecture-overview {
  display: grid;
  grid-template-columns: minmax(340px, 0.82fr) 70px minmax(0, 2.18fr);
  gap: 18px;
  min-height: 520px;
}

.architecture-entry-stack {
  display: grid;
  grid-template-rows: repeat(2, minmax(0, 1fr));
  gap: 34px;
}

.architecture-entry {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 34px minmax(115px, 0.72fr);
  gap: 14px;
  padding: 0;
  align-items: center;
}

.architecture-source {
  display: flex;
  gap: 14px;
  height: 100%;
  min-width: 0;
  padding: 22px;
  align-items: center;
  border: 1px solid var(--line);
  border-radius: var(--radius-card);
  background: var(--panel);
}

.architecture-bridge {
  display: flex;
  height: 100%;
  min-width: 0;
  padding: 22px;
  flex-direction: column;
  justify-content: center;
  border: 1px solid var(--line);
  border-radius: var(--radius-card);
  background: var(--panel);
}

.architecture-icon {
  display: inline-flex;
  width: 42px;
  height: 42px;
  flex: 0 0 42px;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  background: var(--blue-soft);
  color: var(--blue);
}

.architecture-icon svg {
  width: 20px;
  height: 20px;
  stroke-width: 2;
}

.architecture-source b,
.architecture-source small,
.architecture-bridge b,
.architecture-bridge small {
  display: block;
}

.architecture-source b,
.architecture-bridge b {
  color: var(--ink);
  font-size: 18px;
  font-weight: 760;
  white-space: nowrap;
}

.architecture-source small,
.architecture-bridge small {
  margin-top: 5px;
  color: var(--muted);
  font-size: 11px;
  white-space: nowrap;
}

.architecture-inline-arrow,
.architecture-shared-arrow {
  align-self: center;
  justify-self: center;
  color: var(--line-strong);
  stroke-width: 2;
}

.architecture-inline-arrow {
  width: 20px;
  height: 20px;
}

.architecture-converge {
  display: flex;
  gap: 12px;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  color: var(--blue);
}

.architecture-converge span {
  font-family: var(--font-mono);
  font-size: 10px;
  font-weight: 750;
}

.architecture-converge svg {
  width: 30px;
  height: 30px;
  stroke-width: 2;
}

.architecture-shared {
  display: grid;
  grid-template-columns: minmax(190px, 1fr) 32px minmax(150px, 0.72fr) 32px minmax(230px, 1.2fr);
  gap: 12px;
  min-width: 0;
}

.architecture-node {
  display: flex;
  min-width: 0;
  padding: 26px 24px;
  flex-direction: column;
  align-items: flex-start;
  justify-content: center;
  border: 1px solid var(--line);
  border-radius: var(--radius-card);
  background: var(--panel);
  color: var(--ink);
  text-decoration: none;
}

.architecture-node h3 {
  margin: 24px 0 6px;
  color: var(--ink);
  font-size: 27px;
  font-weight: 780;
}

.architecture-node p {
  margin: 0;
  color: var(--muted);
  font-size: 14px;
}

.codex-node small {
  max-width: 100%;
  margin-top: 28px;
  overflow: hidden;
  color: var(--blue);
  font-family: var(--font-mono);
  font-size: 11px;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.codex-node:hover,
.codex-node:focus-visible {
  border-color: var(--blue);
  outline: none;
  box-shadow: 0 0 0 3px rgba(31, 94, 255, 0.15);
}

.agent-core-node {
  border-color: var(--blue);
  background: var(--blue-soft);
}

.agent-capability-list {
  display: grid;
  width: 100%;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  margin-top: 30px;
  padding-top: 18px;
  border-top: 1px solid var(--line-strong);
}

.agent-capability-list span {
  padding: 0 8px;
  border-right: 1px solid var(--line-strong);
  color: var(--blue-dark);
  font-size: 12px;
  font-weight: 750;
  text-align: center;
  white-space: nowrap;
}

.agent-capability-list span:first-child {
  padding-left: 0;
}

.agent-capability-list span:last-child {
  padding-right: 0;
  border-right: 0;
}

.ai-usage-slide {
  justify-content: space-between !important;
}

.ai-usage-layout {
  display: grid;
  grid-template-columns: minmax(0, 1.08fr) minmax(480px, 0.92fr);
  gap: 90px;
  flex: 1;
  align-items: center;
}

.ai-usage-final-copy > span {
  display: block;
  margin-top: 48px;
  color: var(--muted);
  font-size: 22px;
  font-weight: 700;
}

.ai-usage-final-copy h2 {
  margin: 18px 0 0;
  color: var(--ink);
  font-size: 84px;
  font-weight: 820;
  line-height: 1.08;
}

.ai-usage-final-copy h2 b {
  color: var(--blue);
  font-weight: inherit;
}

.token-comparison {
  display: grid;
  gap: 18px;
}

.token-comparison article {
  min-height: 190px;
  padding: 30px 34px;
  border: 1px solid var(--line);
  border-radius: var(--radius-card);
  background: var(--panel);
}

.token-comparison article > span {
  display: block;
  color: var(--ink-2);
  font-family: var(--font-sans);
  font-size: 20px;
  font-weight: 780;
}

.token-comparison h3 {
  margin: 20px 0 0;
  color: var(--ink);
  font-size: 30px;
  font-weight: 780;
  line-height: 1.35;
}

.token-comparison .token-less-card {
  border-color: var(--blue);
  background: var(--blue-soft);
}

.token-comparison .token-less-card > span,
.token-comparison .token-less-card h3 {
  color: var(--blue-dark);
}

.ai-usage-final-line {
  padding-top: 24px;
  border-top: 1px solid var(--line);
  color: var(--ink-2);
  font-size: 22px;
  font-weight: 680;
}

@media (max-width: 1500px), (max-height: 850px) {
  .tpl-presenter-mode-reveal .slide {
    padding: 60px 62px 50px;
  }

  .deck-header,
  .deck-footer {
    left: 24px;
    right: 24px;
    font-size: 9px;
  }

  .deck-header {
    top: 14px;
    padding-bottom: 6px;
  }

  .deck-footer {
    bottom: 11px;
  }

  .section-tag,
  .cover-eyebrow,
  .card-label,
  .validation-key,
  .as-of {
    font-size: 10px;
  }

  .slide-heading {
    margin-bottom: 18px;
  }

  .slide-heading h2,
  .case-study h2,
  .im-copy h2 {
    margin-top: 7px;
    font-size: 36px;
  }

  .slide-heading.compact-heading {
    margin-bottom: 15px;
  }

  .slide-heading.compact-heading h2 {
    font-size: 33px;
  }

  .slide-subtitle {
    font-size: 14px;
  }

  .takeaway {
    grid-template-columns: 108px 1fr;
    gap: 14px;
    min-height: 44px;
    margin-top: 12px;
    padding: 9px 13px;
    border-left-width: 3px;
  }

  .takeaway span {
    font-size: 9px;
  }

  .takeaway strong {
    font-size: 14px;
  }

  .compact-list {
    gap: 7px;
    margin-top: 14px;
  }

  .compact-list li {
    padding-left: 15px;
    font-size: 12px;
  }

  .cover {
    padding-top: 50px !important;
  }

  .cover::before {
    height: 36px;
  }

  .cover-center {
    transform: translateY(-10px);
  }

  .cover-eyebrow {
    margin-bottom: 15px;
  }

  .cover h1 {
    font-size: 68px;
  }

  .cover-subtitle {
    margin-top: 18px;
    font-size: 17px;
  }

  .cover-roadmap {
    min-height: 122px;
    padding-top: 13px;
  }

  .roadmap-track {
    top: 43px;
  }

  .roadmap-node {
    grid-template-rows: 15px 28px auto auto;
  }

  .roadmap-index {
    font-size: 8px;
  }

  .roadmap-node i {
    width: 13px;
    height: 13px;
    margin-top: 8px;
    border-width: 3px;
  }

  .roadmap-node.is-current i {
    width: 16px;
    height: 16px;
    margin-top: 6px;
  }

  .roadmap-node strong {
    margin-top: 7px;
    font-size: 13px;
  }

  .roadmap-node small {
    margin-top: 3px;
    font-size: 10px;
  }

  .compare-grid {
    gap: 14px;
  }

  .compare-card {
    min-height: 245px;
    padding: 21px 23px;
  }

  .compare-card h3 {
    margin: 12px 0 8px;
    font-size: 22px;
  }

  .compare-card > p {
    font-size: 12px;
  }

  .product-intro-heading {
    margin-bottom: 12px !important;
  }

  .product-intro-grid {
    gap: 18px;
    height: 500px;
  }

  .product-main-visual {
    padding: 6px;
  }

  .product-intro-copy {
    gap: 8px;
  }

  .product-path {
    padding: 14px 16px;
  }

  .product-path > span,
  .product-automation > span {
    font-size: 7px;
  }

  .product-path h3 {
    margin: 6px 0 10px;
    font-size: 19px;
  }

  .product-flow {
    grid-template-columns: minmax(0, 1fr) 14px minmax(0, 1.28fr) 14px minmax(0, 1fr);
    gap: 4px;
  }

  .product-flow b {
    font-size: 9px;
  }

  .product-flow i {
    font-size: 14px;
  }

  .product-path > p {
    margin-top: 10px;
    padding-top: 8px;
    font-size: 8px;
  }

  .product-automation {
    grid-template-columns: 78px minmax(0, 1fr);
    gap: 12px;
    min-height: 55px;
    padding: 10px 14px;
  }

  .product-automation strong {
    font-size: 11px;
  }

  .product-caveat {
    font-size: 8px;
  }

  .boundary-compare {
    gap: 12px;
  }

  .boundary-title {
    gap: 11px;
    min-height: 52px;
    padding: 13px 16px 11px;
  }

  .boundary-title span {
    font-size: 7px;
  }

  .boundary-title h3 {
    font-size: 19px;
  }

  .boundary-row {
    grid-template-columns: 105px minmax(0, 1fr);
    gap: 12px;
    min-height: 49px;
    padding: 9px 16px;
  }

  .boundary-row b {
    font-size: 10px;
  }

  .boundary-row p {
    font-size: 9px;
  }

  .timeline-card {
    min-height: 275px;
    padding: 29px 18px 18px;
  }

  .timeline-card::before {
    left: 18px;
    width: 14px;
    height: 14px;
    border-width: 3px;
  }

  .timeline-no {
    margin-bottom: 22px;
    font-size: 30px;
  }

  .timeline-card time {
    font-size: 9px;
  }

  .timeline-card h3 {
    margin: 8px 0 6px;
    font-size: 18px;
  }

  .timeline-card p {
    min-height: 58px;
    margin-bottom: 14px;
    font-size: 11px;
  }

  .timeline-card b {
    padding-top: 9px;
    font-size: 10px;
  }

  .source-grid {
    gap: 12px;
  }

  .source-card {
    min-height: 148px;
    padding: 18px 20px;
  }

  .tech-chip {
    height: 20px;
    font-size: 8px;
  }

  .source-card h3 {
    margin: 18px 0 5px;
    font-size: 19px;
  }

  .source-card p {
    font-size: 11px;
  }

  .flow-line {
    grid-template-columns: 1fr 22px 1fr 22px 1fr 22px 1fr;
    margin-top: 14px;
    padding: 12px;
  }

  .flow-line div {
    padding: 0 8px;
  }

  .flow-line span {
    margin-bottom: 4px;
    font-size: 7px;
  }

  .flow-line strong {
    font-size: 10px;
  }

  .flow-line i {
    font-size: 15px;
  }

  .case-study-grid {
    gap: 24px;
  }

  .case-study h2 {
    font-size: 33px;
  }

  .case-kicker {
    margin-bottom: 11px;
    font-size: 12px;
  }

  .evidence-list > div {
    grid-template-columns: 110px 55px 1fr;
    gap: 9px;
    min-height: 54px;
  }

  .evidence-list span {
    font-size: 8px;
  }

  .evidence-list strong {
    font-size: 12px;
  }

  .evidence-list p {
    font-size: 10px;
  }

  .cause-flow {
    grid-template-columns: auto 14px auto 14px auto 14px auto;
    gap: 4px;
    margin-top: 12px;
    padding: 11px 12px;
  }

  .cause-flow span {
    font-size: 9px;
  }

  .mini-takeaway {
    margin-top: 10px;
    padding: 9px 10px;
    font-size: 10px;
  }

  .terminal-frame {
    padding: 9px;
  }

  .media-frame figcaption {
    right: 7px;
    bottom: 7px;
    padding: 3px 5px;
    font-size: 7px;
  }

  .validation-grid {
    gap: 12px;
  }

  .validation-grid article {
    min-height: 194px;
    padding: 19px 18px;
  }

  .validation-no {
    top: 15px;
    right: 17px;
    font-size: 28px;
  }

  .validation-grid h3 {
    margin: 45px 0 7px;
    font-size: 18px;
  }

  .validation-grid article > p:last-child {
    font-size: 11px;
  }

  .retention-line {
    grid-template-columns: 1fr 55px 1fr 55px 1fr;
    margin-top: 13px;
    padding: 12px 14px;
  }

  .retention-line span {
    font-size: 7px;
  }

  .retention-line strong {
    font-size: 10px;
  }

  .handoff-grid {
    grid-template-columns: minmax(0, 1fr) 90px minmax(0, 1fr);
  }

  .handoff-card {
    min-height: 210px;
    padding: 22px;
  }

  .handoff-card h3 {
    margin: 34px 0 8px;
    font-size: 21px;
  }

  .handoff-card > p {
    font-size: 12px;
  }

  .handoff-foot {
    margin-top: 30px;
    padding-top: 9px;
    font-size: 10px;
  }

  .handoff-arrow span {
    font-size: 34px;
  }

  .handoff-arrow small {
    margin-top: 6px;
    font-size: 7px;
  }

  .first-use-bar {
    grid-template-columns: 120px 1fr 1fr;
    margin-top: 12px;
  }

  .first-use-bar time,
  .first-use-bar div {
    min-height: 52px;
    padding: 9px 13px;
  }

  .first-use-bar time {
    font-size: 9px;
  }

  .first-use-bar span {
    font-size: 7px;
  }

  .first-use-bar strong {
    margin-top: 3px;
    font-size: 10px;
  }

  .capability-grid {
    gap: 9px;
  }

  .capability-grid article {
    min-height: 142px;
    padding: 14px 15px;
  }

  .capability-grid article > span {
    font-size: 7px;
  }

  .capability-grid h3 {
    min-height: 37px;
    margin: 9px 0 5px;
    font-size: 15px;
  }

  .capability-grid p {
    font-size: 10px;
  }

  .capability-grid article > strong {
    margin-top: 10px;
    padding-top: 8px;
    font-size: 9px;
  }

  .capability-todo {
    gap: 14px;
    margin-top: auto;
    padding: 13px 15px;
    border-left-width: 4px;
  }

  .capability-todo span {
    min-height: 22px;
    padding: 5px 7px;
    font-size: 8px;
  }

  .capability-todo strong {
    font-size: 13px;
  }

  .role-grid {
    gap: 9px;
  }

  .role-grid article {
    min-height: 286px;
  }

  .role-name {
    min-height: 58px;
    padding: 13px 15px;
    font-size: 16px;
  }

  .role-grid article > div {
    min-height: 98px;
    padding: 15px;
  }

  .role-grid small {
    font-size: 7px;
  }

  .role-grid p {
    margin-top: 8px;
    font-size: 10px;
  }

  .access-boundary {
    grid-template-columns: 135px 1fr auto;
    gap: 15px;
    min-height: 48px;
    margin-top: 11px;
    padding: 9px 13px;
  }

  .access-boundary span {
    font-size: 8px;
  }

  .access-boundary strong {
    font-size: 12px;
  }

  .access-boundary p {
    font-size: 9px;
  }

  .as-of {
    padding: 6px 8px;
  }

  .usage-metrics {
    gap: 12px;
  }

  .hero-metric {
    min-height: 172px;
    padding: 19px 22px;
  }

  .hero-metric span {
    font-size: 58px;
  }

  .hero-metric h3 {
    margin: 14px 0 5px;
    font-size: 16px;
  }

  .hero-metric p {
    font-size: 10px;
  }

  .role-usage {
    gap: 8px;
    margin-top: 10px;
  }

  .role-usage article {
    column-gap: 9px;
    min-height: 65px;
    padding: 10px 12px;
  }

  .role-usage span {
    font-size: 25px;
  }

  .role-usage strong {
    font-size: 10px;
  }

  .role-usage small {
    font-size: 7px;
  }

  .cases-heading > p {
    max-width: 280px;
    margin-bottom: 3px;
    font-size: 10px;
  }

  .cases-grid {
    gap: 9px;
  }

  .cases-grid a {
    min-height: 149px;
    padding: 13px 14px;
  }

  .cases-grid a > div span,
  .cases-grid a > div b {
    font-size: 7px;
  }

  .cases-grid a > div b {
    padding: 3px 5px;
  }

  .cases-grid h3 {
    min-height: 35px;
    margin: 14px 0 6px;
    font-size: 14px;
  }

  .cases-grid p {
    font-size: 9px;
  }

  .workflow-layout {
    grid-template-columns: minmax(0, 1.55fr) minmax(220px, 0.45fr);
    gap: 14px;
  }

  .workitem-frame {
    height: 358px;
    padding: 8px;
  }

  .workflow-steps {
    gap: 8px;
  }

  .workflow-steps article {
    grid-template-columns: 34px 1fr;
    padding: 13px;
  }

  .workflow-steps span {
    font-size: 9px;
  }

  .workflow-steps h3 {
    margin-bottom: 4px;
    font-size: 14px;
  }

  .workflow-steps p {
    font-size: 9px;
  }

  .im-layout {
    grid-template-columns: minmax(0, 1.15fr) minmax(280px, 0.85fr);
    gap: 30px;
  }

  .im-copy h2 {
    font-size: 38px;
  }

  .im-flow {
    gap: 7px;
    margin-top: 20px;
  }

  .im-flow article {
    grid-template-columns: 38px 1fr;
    min-height: 61px;
    padding: 10px 12px;
  }

  .im-flow article > span {
    font-size: 9px;
  }

  .im-flow h3 {
    font-size: 13px;
  }

  .im-flow p {
    font-size: 9px;
  }

  .phone-frame {
    width: 310px;
    max-height: 570px;
    padding: 8px;
  }

  .access-heading {
    margin-bottom: 18px;
  }

  .access-heading h2 {
    margin-bottom: 5px;
  }

  .access-paths {
    gap: 12px;
  }

  .access-card {
    min-height: 296px;
    padding: 20px 22px;
  }

  .access-card-head {
    grid-template-columns: 41px 1fr;
    gap: 12px;
  }

  .access-card-head > span {
    font-size: 32px;
  }

  .access-card-head small {
    font-size: 8px;
  }

  .access-card-head h3 {
    margin-top: 4px;
    font-size: 19px;
  }

  .access-action {
    gap: 6px;
    margin: 19px 0 15px;
    padding: 15px 17px;
  }

  .access-action span {
    font-size: 8px;
  }

  .access-action strong {
    font-size: 21px;
  }

  .workitem-access .access-action strong {
    font-size: 27px;
  }

  .access-route {
    grid-template-columns: 1fr 17px 1fr 17px 1fr;
    min-height: 43px;
    padding: 8px 10px;
  }

  .access-route span {
    font-size: 9px;
  }

  .access-route i {
    font-size: 13px;
  }

  .access-foot {
    padding-top: 14px;
    font-size: 10px;
  }

  .access-context {
    gap: 4px;
    margin-top: 12px;
    padding-top: 11px;
  }

  .access-context span {
    font-size: 8px;
  }

  .access-context strong {
    font-size: 10px;
  }

  .access-ops {
    gap: 12px;
    margin-top: 11px;
  }

  .access-ops article {
    grid-template-columns: 82px 1fr;
    gap: 12px;
    min-height: 52px;
    padding: 10px 14px;
  }

  .access-ops span {
    font-size: 8px;
  }

  .access-ops strong {
    font-size: 10px;
  }

  .delivery-grid {
    gap: 12px;
  }

  .delivery-grid article {
    min-height: 172px;
    padding: 17px 19px;
  }

  .delivery-grid h3 {
    margin: 13px 0 4px;
    font-size: 19px;
  }

  .delivery-fit {
    font-size: 10px;
  }

  .delivery-grid .compact-list {
    gap: 5px;
    margin-top: 10px;
  }

  .delivery-grid .compact-list li {
    font-size: 9px;
  }

  .integration-bar {
    grid-template-columns: 135px 1fr 1fr;
    margin-top: 10px;
  }

  .integration-bar > span,
  .integration-bar > div {
    min-height: 52px;
    padding: 9px 13px;
  }

  .integration-bar > span {
    font-size: 8px;
  }

  .integration-bar b {
    font-size: 11px;
  }

  .integration-bar small {
    margin-top: 3px;
    font-size: 8px;
  }

  .final-route {
    grid-template-columns: 1fr 24px 1fr 24px 1fr 24px 1fr;
    margin-top: 10px;
    padding: 10px 12px;
  }

  .final-route span {
    font-size: 9px;
  }

  .final-route i {
    font-size: 13px;
  }

  .final-statement {
    margin-top: 10px;
    font-size: 20px;
  }

  .other-heading {
    margin-bottom: 15px !important;
  }

  .architecture-overview {
    grid-template-columns: minmax(260px, 0.82fr) 48px minmax(0, 2.18fr);
    gap: 12px;
    min-height: 430px;
  }

  .architecture-entry-stack {
    gap: 24px;
  }

  .architecture-entry {
    grid-template-columns: minmax(0, 1fr) 24px minmax(85px, 0.72fr);
    gap: 10px;
    padding: 0;
  }

  .architecture-source {
    gap: 9px;
  }

  .architecture-source,
  .architecture-bridge {
    padding: 14px;
  }

  .architecture-icon {
    width: 30px;
    height: 30px;
    flex-basis: 30px;
  }

  .architecture-icon svg {
    width: 15px;
    height: 15px;
  }

  .architecture-source b,
  .architecture-bridge b {
    font-size: 13px;
  }

  .architecture-source small,
  .architecture-bridge small {
    margin-top: 3px;
    font-size: 8px;
  }

  .architecture-inline-arrow {
    width: 15px;
    height: 15px;
  }

  .architecture-converge {
    gap: 8px;
  }

  .architecture-converge span {
    font-size: 7px;
  }

  .architecture-converge svg {
    width: 22px;
    height: 22px;
  }

  .architecture-shared {
    grid-template-columns: minmax(135px, 1fr) 22px minmax(105px, 0.72fr) 22px minmax(170px, 1.2fr);
    gap: 8px;
  }

  .architecture-node {
    padding: 18px 16px;
  }

  .architecture-node h3 {
    margin: 16px 0 4px;
    font-size: 19px;
  }

  .architecture-node p {
    font-size: 10px;
  }

  .codex-node small {
    margin-top: 18px;
    font-size: 8px;
  }

  .agent-capability-list {
    margin-top: 20px;
    padding-top: 12px;
  }

  .agent-capability-list span {
    padding: 0 5px;
    font-size: 8px;
  }

  .ai-usage-layout {
    grid-template-columns: minmax(0, 1.08fr) minmax(340px, 0.92fr);
    gap: 60px;
  }

  .ai-usage-final-copy > span {
    margin-top: 32px;
    font-size: 16px;
  }

  .ai-usage-final-copy h2 {
    margin-top: 12px;
    font-size: 58px;
  }

  .token-comparison {
    gap: 12px;
  }

  .token-comparison article {
    min-height: 135px;
    padding: 20px 23px;
  }

  .token-comparison article > span {
    font-size: 14px;
  }

  .token-comparison h3 {
    margin-top: 14px;
    font-size: 21px;
  }

  .ai-usage-final-line {
    padding-top: 16px;
    font-size: 15px;
  }
}

@media (max-width: 1500px), (max-height: 850px) {
  .access-columns {
    gap: 15px;
  }

  .access-column {
    min-height: 367px;
    padding: 24px 27px 21px;
  }

  .access-column + .access-column {
    padding: 24px 27px 21px;
  }

  .access-channel {
    margin-bottom: 7px;
    font-size: 8px;
  }

  .access-column h3 {
    font-size: 22px;
  }

  .access-primary {
    gap: 5px;
    margin: 22px 0 21px;
  }

  .access-primary span {
    font-size: 9px;
  }

  .access-primary strong {
    font-size: 25px;
  }

  .access-column:last-child .access-primary strong {
    font-size: 31px;
  }

  .access-details > div {
    grid-template-columns: 92px minmax(0, 1fr);
    gap: 15px;
    padding: 13px 0;
  }

  .access-details dt {
    font-size: 8px;
  }

  .access-details dd {
    font-size: 10px;
  }
}

@media print {
  .slide {
    background: var(--paper) !important;
  }
}