:root {
  --paper: #f5f4f1;
  --white: #ffffff;
  --ink: #0c1724;
  --muted: #657080;
  --line: #d7dce1;
  --soft: #ecece9;
  --dark: #20252b;
  --orange: #e66c20;
  --orange-soft: #fae9dc;
  --teal: #198f91;
  --teal-soft: #dceff0;
  --slide-width: min(1280px, calc(100vw - 64px));
  font-family: "Pretendard", "Noto Sans KR", "Malgun Gothic", Arial, sans-serif;
  color: var(--ink);
  background: #e6e5e1;
  font-synthesis: none;
}

* { box-sizing: border-box; }
html { min-width: 320px; background: #e6e5e1; }
body { margin: 0; min-width: 320px; min-height: 100vh; background: #e6e5e1; }
button, input { font: inherit; }
button { color: inherit; }

.deck-shell { width: var(--slide-width); margin: 24px auto; }
.deck { width: 100%; }
.slide {
  display: none;
  position: relative;
  width: 100%;
  aspect-ratio: 16 / 9;
  overflow: hidden;
  padding: 46px 52px 34px;
  background: var(--paper);
  border-bottom: 2px solid var(--orange);
  box-shadow: 0 18px 50px rgba(25, 31, 38, .14);
}
.slide.is-active { display: block; }
.slide::after {
  content: attr(aria-label);
  position: absolute;
  right: 20px;
  bottom: 12px;
  color: #8b94a0;
  font-size: 10px;
  font-weight: 700;
}

.eyebrow { margin: 0 0 12px; color: var(--orange); font-size: 12px; font-weight: 800; text-transform: uppercase; }
.slide-title { margin-bottom: 28px; max-width: 1080px; }
.slide-title.compact { margin-bottom: 20px; }
.slide-title h2 { margin: 0; font-size: 34px; line-height: 1.22; letter-spacing: 0; }
.slide-title > p:last-child:not(.eyebrow) { margin: 11px 0 0; max-width: 980px; color: var(--muted); font-size: 15px; line-height: 1.65; }
.draft-warning { display: inline-block; width: fit-content; padding: 6px 10px; color: #915020 !important; background: var(--orange-soft); font-size: 11px !important; font-weight: 700; }
.footnote { margin: 10px 0 0; color: #7c8590; font-size: 11px; line-height: 1.5; }
.model-principle { margin: 16px 0 0; padding: 13px 16px; border-left: 4px solid var(--orange); background: var(--white); color: #48525f; font-size: 13px; }
.model-principle strong { color: var(--ink); }

/* Cover */
.slide-cover.is-active { display: grid; grid-template-rows: 1fr auto; }
.cover-grid { display: grid; grid-template-columns: 1.5fr .72fr; gap: 64px; align-items: center; }
.cover-copy h1 { margin: 0; max-width: 760px; font-size: 60px; line-height: 1.08; letter-spacing: 0; }
.cover-copy h1 span { color: var(--orange); }
.cover-lead { margin: 24px 0 22px; max-width: 730px; color: #4e5967; font-size: 18px; line-height: 1.7; }
.cover-tags { display: flex; flex-wrap: wrap; gap: 8px; }
.cover-tags span { padding: 8px 11px; border: 1px solid #c9ced3; background: rgba(255,255,255,.58); font-size: 11px; font-weight: 700; }
.cover-proof { display: grid; gap: 2px; background: var(--dark); color: var(--white); }
.cover-proof div { padding: 24px 26px; border-bottom: 1px solid #3c434b; }
.cover-proof div:last-child { border: 0; }
.cover-proof small, .cover-proof span { display: block; }
.cover-proof small { color: #f28a49; font-size: 10px; font-weight: 800; }
.cover-proof strong { display: block; margin: 6px 0 2px; font-size: 29px; }
.cover-proof span { color: #c8cdd2; font-size: 11px; }
.cover-footer { display: flex; align-items: center; gap: 16px; font-size: 12px; }
.cover-footer strong { font-size: 18px; }
.cover-footer span { color: var(--muted); }

/* Positioning */
.position-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px; }
.position-grid article { min-width: 0; padding: 22px; border-top: 4px solid var(--dark); background: var(--white); }
.position-grid article > span { color: var(--orange); font-size: 11px; font-weight: 800; }
.position-grid h3 { margin: 10px 0 10px; font-size: 20px; }
.position-grid p { min-height: 64px; margin: 0 0 16px; color: #5c6672; font-size: 13px; line-height: 1.6; }
.position-grid strong { color: var(--teal); font-size: 11px; line-height: 1.5; overflow-wrap: anywhere; }
.position-statement { display: grid; grid-template-columns: 150px 1fr; gap: 18px; align-items: center; margin-top: 20px; padding: 17px 20px; background: var(--dark); color: var(--white); }
.position-statement span { color: #f28a49; font-size: 11px; font-weight: 800; }
.position-statement strong { font-size: 16px; }

/* Capability */
.capability-layout { display: grid; grid-template-columns: 1.5fr .8fr; gap: 18px; }
.capability-axis { display: grid; grid-template-columns: repeat(5, 1fr); min-width: 0; }
.capability-axis article { min-width: 0; min-height: 260px; padding: 20px 15px; border-top: 4px solid var(--dark); border-right: 1px solid var(--line); background: var(--white); }
.capability-axis article:last-child { border-right: 0; }
.capability-axis span { color: var(--orange); font-size: 10px; font-weight: 800; }
.capability-axis strong { display: block; margin: 46px 0 12px; font-size: 15px; line-height: 1.35; overflow-wrap: anywhere; }
.capability-axis p { margin: 0; color: var(--muted); font-size: 11px; line-height: 1.5; }
.capability-proof { padding: 20px; background: var(--dark); color: var(--white); }
.capability-proof h3 { margin: 0 0 15px; font-size: 18px; }
.capability-proof > div:not(.tag-cloud) { padding: 11px 0; border-top: 1px solid #424950; }
.capability-proof > div span { display: block; color: #f28a49; font-size: 9px; font-weight: 800; }
.capability-proof > div strong { display: block; margin-top: 4px; font-size: 11px; line-height: 1.45; }
.tag-cloud { display: flex; flex-wrap: wrap; gap: 5px; margin-top: 13px; }
.tag-cloud span { padding: 5px 7px; border: 1px solid #59616b; color: #d9dde0 !important; }

/* Operating model */
.operating-flow { display: grid; grid-template-columns: 1fr 24px 1fr 24px 1fr 24px 1fr 24px 1fr; gap: 4px; align-items: stretch; }
.operating-flow article { min-width: 0; padding: 18px 15px; border-top: 4px solid var(--dark); background: var(--white); }
.operating-flow > i { align-self: center; color: var(--orange); font-style: normal; font-weight: 800; text-align: center; }
.operating-flow b { color: #a2a9b0; font-size: 11px; }
.operating-flow span { display: block; margin: 23px 0 7px; color: var(--orange); font-size: 9px; font-weight: 800; }
.operating-flow h3 { margin: 0 0 7px; font-size: 15px; }
.operating-flow p { margin: 0; color: var(--muted); font-size: 10px; line-height: 1.5; }
.decision-canvas { display: grid; grid-template-columns: .8fr 1.2fr; gap: 14px; margin-top: 18px; }
.decision-canvas article { padding: 17px 19px; background: #e8e8e5; }
.decision-canvas article.accent { background: var(--teal-soft); }
.decision-canvas span { color: var(--teal); font-size: 9px; font-weight: 800; }
.decision-canvas h3 { margin: 5px 0; font-size: 15px; }
.decision-canvas p { margin: 0; color: #52606d; font-size: 12px; line-height: 1.5; }

/* Case 01 */
.problem-solution { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.problem-side, .solution-side { min-width: 0; padding: 21px; background: var(--white); }
.problem-side { border-top: 4px solid var(--orange); }
.solution-side { border-top: 4px solid var(--teal); }
.problem-side h3, .solution-side h3 { margin: 0 0 14px; font-size: 17px; }
.problem-side ul { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; margin: 0; padding: 0; list-style: none; }
.problem-side li { padding: 11px; background: #f1f1ef; }
.problem-side li span { color: var(--orange); font-size: 9px; font-weight: 800; }
.problem-side li p { margin: 4px 0 0; color: #56616c; font-size: 11px; }
.mini-flow { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; }
.mini-flow div { padding: 11px; border: 1px solid var(--line); }
.mini-flow span { display: block; color: var(--teal); font-size: 9px; font-weight: 800; }
.mini-flow strong { display: block; margin-top: 4px; font-size: 11px; }
.case-meta { display: grid; grid-template-columns: 1.25fr 1.15fr 1fr; gap: 1px; margin-top: 16px; background: var(--line); }
.case-meta span { min-width: 0; padding: 14px 13px; background: var(--dark); color: #dfe2e5; font-size: 10px; overflow-wrap: anywhere; }
.case-meta b { display: block; margin-bottom: 5px; color: #f28a49; font-size: 9px; }

/* Outcomes */
.outcome-layout { display: grid; grid-template-columns: 1.05fr .95fr; gap: 16px; }
.metric-board { display: grid; grid-template-columns: 1fr 1fr; gap: 2px; background: var(--line); }
.metric-board > div { padding: 18px; background: var(--white); }
.metric-board span, .metric-board small { display: block; }
.metric-board span { color: var(--muted); font-size: 10px; }
.metric-board strong { display: block; margin: 6px 0 3px; color: var(--orange); font-size: 25px; }
.metric-board small { color: #66717d; font-size: 10px; }
.implementation-proof { padding: 20px; background: var(--white); }
.panel-head { display: flex; justify-content: space-between; align-items: center; gap: 15px; }
.panel-head h3 { margin: 0; font-size: 17px; }
.panel-head span { color: #8a939c; font-size: 9px; }
.quality-bars { margin-top: 17px; }
.quality-bars > div { display: grid; grid-template-columns: 145px 1fr 28px; gap: 9px; align-items: center; margin: 11px 0; font-size: 10px; }
.quality-bars i { height: 5px; background: #dde1e4; }
.quality-bars i b { display: block; width: 100%; height: 100%; background: var(--teal); }
.quality-bars strong { color: var(--teal); font-size: 9px; }
.implementation-proof > p { margin: 15px 0 0; color: var(--muted); font-size: 10px; }
.decision-row { display: grid; grid-template-columns: 90px 30px 1fr; align-items: center; margin-top: 16px; padding: 14px 18px; background: var(--teal-soft); }
.decision-row span { color: var(--teal); font-size: 10px; font-weight: 800; }
.decision-row i { color: var(--orange); font-style: normal; }
.decision-row strong { font-size: 13px; }

/* Finance lifecycle */
.lifecycle { display: grid; grid-template-columns: 1fr 24px 1fr 24px 1fr 24px 1fr 24px 1fr; gap: 4px; align-items: center; }
.lifecycle > div { min-width: 0; min-height: 125px; padding: 17px 14px; border-top: 4px solid var(--teal); background: var(--white); }
.lifecycle > i { color: var(--orange); font-style: normal; text-align: center; }
.lifecycle span, .lifecycle small { display: block; }
.lifecycle span { color: #a4abb2; font-size: 10px; }
.lifecycle strong { display: block; margin: 24px 0 6px; font-size: 16px; }
.lifecycle small { color: var(--muted); font-size: 9px; }
.question-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 12px; margin-top: 18px; }
.question-grid article { min-width: 0; padding: 16px; background: var(--dark); color: var(--white); }
.question-grid span { color: #f28a49; font-size: 9px; font-weight: 800; }
.question-grid h3 { margin: 8px 0 5px; font-size: 17px; overflow-wrap: anywhere; }
.question-grid p { margin: 0; color: #c2c8cd; font-size: 10px; line-height: 1.5; }

/* Charts and action */
.two-column { display: grid; grid-template-columns: 1.35fr 1fr; gap: 28px; }
.line-chart { min-width: 0; height: 390px; padding: 24px; border: 1px solid #cfd4d9; background: var(--white); }
.chart-area { position: relative; height: 255px; margin-top: 18px; border-left: 1px solid #aeb7c0; border-bottom: 1px solid #aeb7c0; }
.grid-lines { position: absolute; inset: 0; display: grid; grid-template-rows: repeat(5, 1fr); }
.grid-lines i { border-top: 1px solid #e0e4e7; }
.chart-area svg { position: absolute; inset: 8px 0 25px; width: 100%; height: calc(100% - 33px); overflow: visible; }
.chart-area polyline { fill: none; vector-effect: non-scaling-stroke; stroke-width: 3; stroke-linejoin: round; stroke-linecap: round; }
.chart-teal { stroke: var(--teal); }
.chart-orange { stroke: var(--orange); }
.x-labels { position: absolute; right: 0; bottom: -24px; left: 0; display: flex; justify-content: space-between; color: #697582; font-size: 8px; }
.legend { display: flex; gap: 20px; margin-top: 32px; font-size: 10px; }
.legend span { display: flex; align-items: center; gap: 7px; }
.legend i { width: 15px; height: 3px; }
.legend i.teal { background: var(--teal); }
.legend i.orange { background: var(--orange); }
.action-panel { min-width: 0; height: 390px; padding: 24px; background: var(--dark); color: var(--white); }
.action-panel h3 { margin: 0 0 13px; font-size: 18px; }
.action-panel ol { margin: 0; padding: 0; list-style: none; }
.action-panel li { display: grid; grid-template-columns: 24px 1fr; gap: 8px; align-items: start; padding: 15px 0; border-bottom: 1px solid #444b53; }
.action-panel li:last-child { border-bottom: 0; }
.action-panel li > span { color: var(--orange); font-size: 11px; font-weight: 800; }
.action-panel strong { font-size: 12px; }
.action-panel p { margin: 5px 0 0; color: #c2c8ce; font-size: 10px; }
.application-box { display: grid; grid-template-columns: 140px 1fr; gap: 16px; align-items: center; margin-top: 18px; padding: 13px 18px; background: var(--teal-soft); font-style: normal; }
.application-box strong { color: var(--teal); font-size: 10px; }
.application-box span { font-size: 10px; line-height: 1.45; overflow-wrap: anywhere; }

/* Service */
.service-grid { display: grid; grid-template-columns: 1fr 1.18fr; gap: 20px; }
.service-components { padding: 20px; background: var(--white); }
.service-components h3 { margin: 0 0 10px; font-size: 17px; }
.service-components > div { display: grid; grid-template-columns: 90px 1fr; padding: 10px 0; border-top: 1px solid var(--line); }
.service-components span { color: var(--orange); font-size: 10px; font-weight: 800; }
.service-components p { margin: 0; color: #596572; font-size: 10px; }
.request-visual { padding: 20px; background: var(--dark); color: var(--white); }
.request-bars { display: flex; align-items: end; gap: 12px; height: 220px; margin-top: 18px; padding: 0 14px 0; border-bottom: 1px solid #626a72; }
.request-bars i { flex: 1; min-width: 8px; background: var(--teal); border-top: 4px solid #49b4b5; }
.request-metrics { display: grid; grid-template-columns: 1.3fr .7fr .8fr; gap: 1px; margin-top: 14px; background: #464d55; }
.request-metrics span { padding: 11px; background: #292f35; }
.request-metrics small, .request-metrics strong { display: block; }
.request-metrics small { color: #9ca5ad; font-size: 8px; }
.request-metrics strong { margin-top: 3px; font-size: 11px; overflow-wrap: anywhere; }

/* Domains */
.domain-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 10px; }
.domain-grid article { min-width: 0; padding: 18px; border-top: 4px solid var(--dark); background: var(--white); }
.domain-grid article > span { color: var(--orange); font-size: 9px; font-weight: 800; }
.domain-grid h3 { margin: 9px 0 13px; font-size: 16px; }
.domain-grid ul { margin: 0; padding-left: 17px; color: #56616c; font-size: 10px; line-height: 2; }
.domain-grid li { overflow-wrap: anywhere; }
.north-star { margin-top: 18px; padding: 16px 20px; background: var(--dark); color: var(--white); }
.north-star span { color: #f28a49; font-size: 9px; font-weight: 800; }
.north-star strong { display: block; margin: 6px 0 4px; font-size: 17px; overflow-wrap: anywhere; }
.north-star p { margin: 0; color: #c5cacf; font-size: 10px; }

/* Evidence */
.evidence-table { border-top: 4px solid var(--dark); background: var(--white); }
.evidence-row { display: grid; grid-template-columns: .65fr 1.45fr 1.15fr; min-height: 43px; border-bottom: 1px solid var(--line); }
.evidence-row > * { display: flex; align-items: center; min-width: 0; padding: 9px 13px; border-right: 1px solid var(--line); font-size: 10px; overflow-wrap: anywhere; }
.evidence-row > *:last-child { border-right: 0; }
.evidence-row strong { font-size: 11px; }
.evidence-row em { color: var(--teal); font-style: normal; font-weight: 700; }
.evidence-row.header { min-height: 32px; background: var(--dark); color: var(--white); font-weight: 800; }
.evidence-principles { display: grid; grid-template-columns: repeat(4, 1fr); gap: 10px; margin-top: 14px; }
.evidence-principles div { display: flex; gap: 10px; align-items: center; padding: 11px 13px; background: #e8e8e5; }
.evidence-principles span { color: var(--orange); font-size: 10px; font-weight: 800; }
.evidence-principles p { margin: 0; font-size: 10px; }

/* Closing */
.slide-closing.is-active { display: grid; grid-template-columns: 1.45fr .95fr; gap: 44px; align-items: center; }
.closing-copy h2 { margin: 0; font-size: 39px; line-height: 1.25; }
.closing-copy h2 span { color: var(--orange); }
.closing-pillars { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; margin-top: 36px; }
.closing-pillars div { padding: 14px; border-top: 3px solid var(--dark); background: var(--white); }
.closing-pillars strong, .closing-pillars span { display: block; }
.closing-pillars strong { color: var(--orange); font-size: 10px; }
.closing-pillars span { margin-top: 7px; font-size: 10px; }
.contact-block { display: flex; align-items: center; gap: 18px; margin-top: 32px; }
.contact-block strong { font-size: 18px; }
.contact-block span { color: var(--muted); font-size: 10px; }
.first-90 { padding: 28px; background: var(--dark); color: var(--white); }
.first-90 > span { color: #f28a49; font-size: 9px; font-weight: 800; }
.first-90 ol { margin: 15px 0 0; padding: 0; list-style: none; }
.first-90 li { display: grid; grid-template-columns: 44px 1fr; gap: 12px; align-items: center; padding: 18px 0; border-bottom: 1px solid #474e56; }
.first-90 li:last-child { border: 0; }
.first-90 b { color: var(--orange); font-size: 24px; }
.first-90 p { margin: 0; font-size: 10px; line-height: 1.5; }

/* Controls */
.deck-controls { position: relative; display: flex; justify-content: center; align-items: center; gap: 8px; min-height: 58px; padding-top: 8px; }
.progress-track { position: absolute; top: 0; left: 0; width: 100%; height: 3px; background: #c9c9c6; }
.progress-track span { display: block; width: 0; height: 100%; background: var(--orange); transition: width .2s ease; }
.icon-button { display: inline-grid; place-items: center; width: 38px; height: 38px; padding: 0; border: 1px solid #c6c7c5; border-radius: 4px; background: #f7f6f3; cursor: pointer; }
.icon-button:hover { background: var(--white); border-color: #9da0a0; }
.icon-button:disabled { cursor: default; opacity: .35; }
.page-indicator { display: flex; align-items: baseline; gap: 5px; min-width: 68px; justify-content: center; color: #737b82; font-size: 11px; }
.page-indicator strong { color: var(--ink); font-size: 16px; }
.toc-dialog { width: min(680px, calc(100vw - 40px)); max-height: 80vh; padding: 0; border: 0; border-radius: 6px; background: var(--paper); box-shadow: 0 24px 70px rgba(0,0,0,.28); }
.toc-dialog::backdrop { background: rgba(12, 23, 36, .55); }
.toc-dialog header { display: flex; justify-content: space-between; align-items: start; padding: 24px; border-bottom: 1px solid var(--line); }
.toc-dialog header h2 { margin: 0; font-size: 24px; }
.toc-list { display: grid; grid-template-columns: 1fr 1fr; gap: 8px; padding: 20px; }
.toc-list button { display: grid; grid-template-columns: 34px 1fr; gap: 8px; align-items: center; padding: 12px; border: 1px solid var(--line); background: var(--white); text-align: left; cursor: pointer; }
.toc-list button:hover { border-color: var(--orange); }
.toc-list small { color: var(--orange); font-weight: 800; }
.toc-list strong { font-size: 12px; }

@media (max-width: 760px) {
  :root { --slide-width: 100%; }
  body { background: var(--paper); }
  .deck-shell { width: 100%; margin: 0; }
  .slide { width: 100%; min-height: calc(100svh - 62px); aspect-ratio: auto; overflow: visible; padding: 28px 20px 52px; box-shadow: none; }
  .slide::after { right: 20px; bottom: 14px; }
  .slide-title, .slide-title.compact { margin-bottom: 26px; }
  .slide-title h2 { font-size: 27px; }
  .slide-title > p:last-child:not(.eyebrow) { font-size: 13px; }
  .eyebrow { margin-bottom: 10px; font-size: 10px; }
  .cover-grid, .position-grid, .capability-layout, .problem-solution, .outcome-layout, .two-column, .service-grid, .slide-closing.is-active { grid-template-columns: 1fr; }
  .slide-cover.is-active { display: grid; }
  .cover-grid { gap: 30px; }
  .cover-copy h1 { font-size: 43px; }
  .cover-lead { font-size: 15px; }
  .cover-proof { grid-template-columns: 1fr; }
  .cover-proof div { padding: 18px; }
  .cover-footer, .contact-block { align-items: flex-start; flex-direction: column; gap: 6px; }
  .position-grid { gap: 12px; }
  .position-grid article { padding: 18px; }
  .position-grid p { min-height: 0; }
  .position-statement { grid-template-columns: 1fr; gap: 8px; }
  .capability-axis { grid-template-columns: 1fr; }
  .capability-axis article { min-height: 0; border-right: 0; border-bottom: 1px solid var(--line); }
  .capability-axis strong { margin: 12px 0 7px; }
  .operating-flow, .lifecycle { grid-template-columns: 1fr; }
  .operating-flow > i, .lifecycle > i { transform: rotate(90deg); }
  .operating-flow article, .lifecycle > div { min-height: 0; }
  .operating-flow span, .lifecycle strong { margin-top: 12px; }
  .decision-canvas, .problem-side ul, .mini-flow, .metric-board, .question-grid, .domain-grid, .closing-pillars { grid-template-columns: 1fr; }
  .case-meta { grid-template-columns: 1fr; }
  .quality-bars > div { grid-template-columns: 118px 1fr 24px; }
  .decision-row { grid-template-columns: 1fr; gap: 7px; }
  .decision-row i { transform: rotate(90deg); width: fit-content; }
  .line-chart, .action-panel { height: auto; min-height: 372px; }
  .chart-area { height: 240px; }
  .application-box { grid-template-columns: 1fr; gap: 5px; }
  .service-components > div { grid-template-columns: 75px 1fr; }
  .request-metrics { grid-template-columns: 1fr; }
  .north-star strong { font-size: 14px; }
  .evidence-table { overflow-x: auto; }
  .evidence-row { min-width: 680px; }
  .evidence-principles { grid-template-columns: 1fr 1fr; }
  .slide-closing.is-active { display: grid; gap: 36px; }
  .closing-copy h2 { font-size: 38px; }
  .closing-pillars { gap: 10px; }
  .first-90 { padding: 28px; }
  .deck-controls { position: relative; z-index: 1; background: #e6e5e1; }
  .toc-list { grid-template-columns: 1fr; }
}

@media print {
  @page { size: 16in 9in; margin: 0; }
  body { background: white; }
  .deck-shell, .deck { width: 100%; margin: 0; }
  .slide, .slide.is-active, .slide-cover.is-active, .slide-closing.is-active { display: block !important; width: 16in; height: 9in; aspect-ratio: auto; page-break-after: always; box-shadow: none; }
  .deck-controls, .toc-dialog { display: none !important; }
}