.codex-topic-deck {
  --codex-ink: #172033;
  --codex-muted: #5d6678;
  --codex-blue: #2563eb;
  --codex-cyan: #0891b2;
  --codex-green: #168038;
  --codex-gold: #b45309;
  --codex-line: rgba(23, 32, 51, 0.14);
  color: var(--codex-ink);
}

.codex-topic-deck .slide {
  padding: 92px 78px 104px;
  background:
    linear-gradient(90deg, rgba(37, 99, 235, 0.12), transparent 36%),
    linear-gradient(180deg, #ffffff 0%, #f7f9fc 100%);
}

.codex-topic-deck .slide[data-title="Codex Positioning"],
.codex-topic-deck .slide[data-title="Codex App"],
.codex-topic-deck .slide[data-title="Scenario Enterprise"] {
  background:
    linear-gradient(120deg, rgba(8, 145, 178, 0.12), transparent 34%),
    linear-gradient(180deg, #ffffff 0%, #f3fbfd 100%);
}

.codex-topic-deck .slide[data-title="Codex CLI"],
.codex-topic-deck .slide[data-title="Codex Governance"],
.codex-topic-deck .slide[data-title="Scenario Engineering"] {
  background:
    linear-gradient(120deg, rgba(22, 128, 56, 0.12), transparent 34%),
    linear-gradient(180deg, #ffffff 0%, #f4fbf6 100%);
}

.codex-topic-deck .slide[data-title="Codex Workflow"],
.codex-topic-deck .slide[data-title="OpenAI Connection"],
.codex-topic-deck .slide[data-title="Scenario Gaming"] {
  background:
    linear-gradient(120deg, rgba(180, 83, 9, 0.12), transparent 34%),
    linear-gradient(180deg, #ffffff 0%, #fffbf4 100%);
}

.codex-topic-deck .h2,
.codex-hero-title {
  max-width: 1040px;
  color: var(--codex-ink);
  letter-spacing: 0;
}

.codex-title-slide {
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding-bottom: 112px;
  background:
    linear-gradient(90deg, rgba(37, 99, 235, 0.16) 0 26%, transparent 26%),
    linear-gradient(135deg, #ffffff 0%, #f7fbff 48%, #ecfdf5 100%) !important;
}

.codex-title-lockup {
  max-width: 1060px;
}

.codex-title-main {
  margin: 16px 0 0;
  font-size: clamp(48px, 5vw, 68px);
  line-height: 1.08;
  color: var(--codex-ink);
  letter-spacing: 0;
  white-space: nowrap;
}

.codex-title-sub {
  max-width: 920px;
  margin: 28px 0 0;
  color: var(--codex-muted);
  font-size: 28px;
  line-height: 1.42;
}

.codex-title-agenda {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 54px;
}

.codex-title-agenda span {
  padding: 12px 18px;
  border: 1px solid rgba(37, 99, 235, 0.18);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.72);
  color: var(--codex-blue);
  font-size: 16px;
  font-weight: 800;
}

.codex-hero-title {
  margin: 18px 0 0;
  font-size: clamp(54px, 6.4vw, 88px);
  line-height: 0.98;
}

.codex-hero-lede {
  max-width: 980px;
  margin: 24px 0 0;
  font-size: 28px;
  line-height: 1.42;
  color: var(--codex-muted);
}

.codex-signal-row,
.codex-three,
.codex-matrix,
.codex-flow,
.codex-app-grid,
.codex-workflow,
.codex-scenario,
.codex-final-grid {
  display: grid;
  gap: 18px;
}

.codex-signal-row,
.codex-three,
.codex-app-grid,
.codex-scenario,
.codex-final-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.codex-signal-row {
  margin-top: 58px;
}

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

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

.llm-landscape-slide {
  background:
    linear-gradient(180deg, rgba(17, 24, 39, 0.08), transparent 42%),
    linear-gradient(135deg, #f8fbff 0%, #ffffff 42%, #f5f3ff 100%) !important;
}

.llm-landscape-layout {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 20px;
}

.llm-region-panel {
  border-radius: 8px;
  border: 1px solid var(--codex-line);
  background: rgba(255, 255, 255, 0.82);
  box-shadow: 0 20px 46px rgba(23, 32, 51, 0.08);
  padding: 20px;
}

.llm-region-panel.overseas {
  border-top: 7px solid var(--codex-blue);
}

.llm-region-panel.china {
  border-top: 7px solid var(--codex-green);
}

.llm-region-head {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 18px;
  margin-bottom: 16px;
}

.llm-region-head span {
  color: var(--codex-muted);
  font-size: 14px;
  font-weight: 900;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.llm-region-head b {
  color: var(--codex-ink);
  font-size: 30px;
}

.llm-model-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
}

.llm-selection-strip {
  display: grid;
  grid-template-columns: 250px 1fr;
  gap: 20px;
  align-items: center;
  margin-top: 18px;
  padding: 20px 24px;
  border: 1px solid rgba(37, 99, 235, 0.18);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.8);
  box-shadow: 0 16px 36px rgba(37, 99, 235, 0.08);
}

.llm-selection-strip b {
  color: var(--codex-blue);
  font-size: 22px;
}

.llm-selection-strip span {
  color: var(--codex-muted);
  font-size: 19px;
  line-height: 1.38;
}

.foundry-catalog-slide {
  padding-top: 78px;
  background:
    linear-gradient(90deg, rgba(8, 145, 178, 0.13), transparent 48%),
    linear-gradient(180deg, #f5fcff 0%, #ffffff 52%, #f8fbff 100%) !important;
}

.foundry-model-wall {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 16px;
}

.foundry-model-wall article {
  min-height: 178px;
}

.foundry-model-wall article.wide {
  grid-column: span 2;
  background: #ecfeff;
  border-color: rgba(8, 145, 178, 0.24);
}

.azure-openai-slide {
  background:
    linear-gradient(90deg, rgba(37, 99, 235, 0.12), transparent 44%),
    linear-gradient(180deg, #ffffff 0%, #eff6ff 100%) !important;
}

.azure-model-stack {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
}

.azure-model-stack article {
  min-height: 178px;
}

.codex-topic-deck article,
.codex-final-grid > div,
.codex-callout,
.codex-terminal {
  border: 1px solid var(--codex-line);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.84);
  box-shadow: 0 18px 42px rgba(23, 32, 51, 0.08);
}

.codex-topic-deck article {
  min-height: 190px;
  padding: 24px;
}

.llm-model-grid article {
  min-height: 124px;
  padding: 16px 17px;
}

.llm-model-grid article b {
  margin-top: 9px;
  font-size: 22px;
  line-height: 1.14;
}

.llm-model-grid article p {
  margin-top: 9px;
  font-size: 17px;
  line-height: 1.34;
}

.llm-model-grid article span {
  font-size: 12px;
}

.codex-topic-deck article span {
  display: block;
  color: var(--codex-blue);
  font-size: 14px;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.codex-topic-deck article b,
.codex-final-grid b {
  display: block;
  margin-top: 14px;
  font-size: 26px;
  line-height: 1.16;
  color: var(--codex-ink);
}

.codex-topic-deck article p,
.codex-final-grid span {
  display: block;
  margin-top: 14px;
  font-size: 20px;
  line-height: 1.45;
  color: var(--codex-muted);
}

.llm-landscape-slide .h2 {
  max-width: 1110px;
  font-size: 38px;
  line-height: 1.12;
}

.llm-landscape-slide .mt-m {
  margin-top: 16px;
}

.llm-landscape-slide .llm-region-panel {
  padding: 16px;
}

.llm-landscape-slide .llm-region-head {
  margin-bottom: 10px;
}

.llm-landscape-slide .llm-region-head b {
  font-size: 24px;
}

.llm-landscape-slide .llm-region-head span {
  font-size: 11px;
}

.llm-landscape-slide .llm-model-grid {
  gap: 12px;
}

.llm-landscape-slide .llm-model-grid article {
  min-height: 104px;
  padding: 13px 14px;
}

.llm-landscape-slide .llm-model-grid article span {
  font-size: 10px;
}

.llm-landscape-slide .llm-model-grid article b {
  margin-top: 7px;
  font-size: 18px;
  line-height: 1.12;
}

.llm-landscape-slide .llm-model-grid article p {
  margin-top: 7px;
  font-size: 14px;
  line-height: 1.28;
}

.llm-landscape-slide .llm-selection-strip {
  grid-template-columns: 140px 1fr;
  gap: 14px;
  margin-top: 12px;
  padding: 13px 16px;
}

.llm-landscape-slide .llm-selection-strip b {
  font-size: 18px;
}

.llm-landscape-slide .llm-selection-strip span {
  font-size: 15px;
  line-height: 1.3;
}

.azure-openai-slide .h2 {
  max-width: 1090px;
  font-size: 38px;
  line-height: 1.12;
}

.foundry-catalog-slide .h2 {
  max-width: 1020px;
  font-size: 34px;
  line-height: 1.1;
}

.foundry-catalog-slide .mt-m,
.azure-openai-slide .mt-m {
  margin-top: 16px;
}

.foundry-catalog-slide .mt-m {
  margin-top: 14px;
}

.foundry-catalog-layout {
  display: grid;
  grid-template-columns: 0.32fr 0.68fr;
  gap: 18px;
  align-items: start;
}

.foundry-catalog-slide .foundry-model-wall {
  grid-template-columns: 1fr;
  gap: 10px;
}

.foundry-catalog-slide .foundry-model-wall article.wide {
  grid-column: auto;
}

.foundry-catalog-slide .foundry-model-wall article {
  min-height: 0;
  padding: 13px 14px;
}

.azure-openai-slide .azure-model-stack article {
  min-height: 154px;
  padding: 15px;
}

.foundry-catalog-slide .foundry-model-wall article span,
.azure-openai-slide .azure-model-stack article span {
  font-size: 10px;
}

.foundry-catalog-slide .foundry-model-wall article b,
.azure-openai-slide .azure-model-stack article b {
  margin-top: 8px;
  font-size: 18px;
  line-height: 1.14;
}

.foundry-catalog-slide .foundry-model-wall article b {
  margin-top: 6px;
  font-size: 17px;
}

.foundry-catalog-slide .foundry-model-wall article p,
.azure-openai-slide .azure-model-stack article p {
  margin-top: 8px;
  font-size: 14px;
  line-height: 1.32;
}

.foundry-catalog-slide .foundry-model-wall article p {
  margin-top: 6px;
  font-size: 13px;
  line-height: 1.25;
}

.foundry-catalog-visual {
  margin: 0;
  border: 1px solid rgba(23, 32, 51, 0.12);
  border-radius: 8px;
  overflow: hidden;
  background: #f4f4f5;
  box-shadow: 0 22px 52px rgba(23, 32, 51, 0.14);
}

.foundry-catalog-visual img {
  display: block;
  width: 100%;
  height: 100%;
  max-height: 356px;
  object-fit: cover;
  object-position: left top;
}

.codex-topic-deck .slide[data-title="Codex CLI"] .codex-two article {
  min-height: 150px;
  padding: 20px;
}

.codex-topic-deck .slide[data-title="Codex CLI"] .mt-l {
  margin-top: 24px;
}

.codex-topic-deck .slide[data-title="Codex CLI"] .codex-terminal {
  padding: 20px 24px;
}

.codex-topic-deck .slide[data-title="Codex CLI"] .codex-terminal b {
  font-size: 24px;
}

.codex-topic-deck .slide[data-title="Codex CLI"] .codex-terminal p {
  font-size: 17px;
}

.codex-callout {
  display: flex;
  align-items: center;
  gap: 22px;
  padding: 24px 28px;
  border-left: 7px solid var(--codex-blue);
}

.codex-callout b {
  flex: 0 0 auto;
  font-size: 24px;
}

.codex-callout span {
  color: var(--codex-muted);
  font-size: 24px;
  line-height: 1.34;
}

.codex-terminal {
  padding: 28px;
  background: #111827;
  color: #e5edf8;
}

.codex-terminal span {
  display: block;
  color: #7dd3fc;
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: 18px;
}

.codex-terminal b {
  display: block;
  margin-top: 10px;
  font-size: 30px;
}

.codex-terminal p {
  margin: 12px 0 0;
  color: #b8c5d8;
  font-size: 20px;
}

.codex-flow article:nth-child(2) span,
.codex-workflow article:nth-child(2) span,
.codex-scenario article:nth-child(2) span {
  color: var(--codex-cyan);
}

.codex-flow article:nth-child(3) span,
.codex-workflow article:nth-child(3) span,
.codex-scenario article:nth-child(3) span {
  color: var(--codex-green);
}

.codex-flow article:nth-child(4) span,
.codex-workflow article:nth-child(4) span {
  color: var(--codex-gold);
}

.codex-architecture {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 16px;
  align-items: stretch;
}

.arch-node {
  position: relative;
  min-height: 190px;
  padding: 28px 24px;
  border-radius: 8px;
  border: 1px solid var(--codex-line);
  background: #ffffff;
  box-shadow: 0 18px 42px rgba(23, 32, 51, 0.08);
  font-size: 28px;
  font-weight: 800;
  line-height: 1.18;
}

.arch-node span {
  display: block;
  margin-top: 18px;
  color: var(--codex-muted);
  font-size: 18px;
  font-weight: 500;
}

.arch-node:not(:last-child)::after {
  content: "";
  position: absolute;
  right: -13px;
  top: 50%;
  width: 24px;
  height: 2px;
  background: var(--codex-blue);
}

.arch-node.codex {
  border-color: rgba(37, 99, 235, 0.42);
  background: #eef4ff;
}

.arch-node.azure {
  border-color: rgba(8, 145, 178, 0.42);
  background: #ecfeff;
}

.codex-final-grid > div {
  min-height: 210px;
  padding: 28px;
}

.codex-topic-deck .demo-link-panel a {
  background: #2563eb;
  color: #ffffff;
}

@media (max-width: 900px) {
  .codex-hero-title {
    font-size: 44px;
  }

  .codex-title-main {
    white-space: normal;
  }

  .codex-hero-lede {
    font-size: 20px;
  }

  .codex-signal-row,
  .codex-three,
  .codex-matrix,
  .codex-flow,
  .codex-app-grid,
  .codex-workflow,
  .codex-scenario,
  .codex-final-grid,
  .codex-two,
  .codex-architecture {
    grid-template-columns: 1fr;
  }

  .llm-landscape-layout,
  .llm-selection-strip,
  .foundry-model-wall,
  .foundry-catalog-layout,
  .azure-model-stack {
    grid-template-columns: 1fr;
  }

  .foundry-model-wall article.wide {
    grid-column: auto;
  }

  .codex-topic-deck article {
    min-height: 0;
  }

  .arch-node:not(:last-child)::after {
    display: none;
  }
}