.ai-hero {
  position: relative;
  padding-top: 82px;
  padding-bottom: 88px;
  overflow-x: clip;
}

.ai-hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.08fr) minmax(380px, 0.92fr);
  gap: 64px;
  align-items: center;
}

.ai-hero-copy h1 {
  max-width: 780px;
  margin-top: 24px;
}

.ai-hero-copy .lead {
  max-width: 760px;
}

.ai-hero-actions {
  margin-top: 30px;
}

.ai-trust {
  justify-content: flex-start;
  margin-left: 0;
}

.ai-route-console {
  overflow: hidden;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-window);
  background: var(--color-bg);
  box-shadow: var(--shadow-window);
}

.ai-console-bar {
  display: flex;
  min-height: 44px;
  align-items: center;
  gap: 8px;
  padding: 12px 18px;
  border-bottom: 1px solid var(--color-border);
  background: var(--color-panel);
}

.ai-console-name {
  margin-left: 10px;
  color: var(--color-muted);
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.08em;
}

.ai-console-body {
  display: grid;
  grid-template-columns: 92px minmax(110px, 1fr) 82px;
  gap: 18px;
  min-height: 330px;
  align-items: center;
  padding: 30px 24px;
}

.ai-origin {
  display: grid;
  gap: 10px;
  justify-items: center;
  color: var(--color-muted);
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.12em;
}

.ai-origin-icon {
  display: inline-flex;
  width: 72px;
  height: 72px;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-panel);
  background: var(--color-panel);
  color: var(--color-text);
}

.ai-origin-icon svg {
  width: 42px;
  height: 42px;
}

.ai-origin-icon rect,
.ai-origin-icon path {
  fill: none;
  stroke: currentColor;
  stroke-linecap: round;
  stroke-linejoin: round;
  stroke-width: 2;
}

.ai-lanes {
  position: relative;
  display: grid;
  gap: 22px;
  align-content: center;
}

.ai-lane {
  display: block;
  height: 1px;
  background: var(--color-border);
}

.ai-lane-accent {
  height: 10px;
  border-radius: var(--radius-pill);
  background: linear-gradient(90deg, var(--color-panel-strong), var(--color-accent), var(--color-accent-dark), var(--color-accent), var(--color-panel-strong));
}

.ai-gate {
  position: absolute;
  top: 50%;
  left: 50%;
  padding: 5px 9px;
  border: 1px solid var(--color-accent);
  border-radius: var(--radius-pill);
  background: var(--color-bg);
  color: var(--color-accent-dark);
  font-family: var(--font-mono);
  font-size: 8px;
  font-weight: 700;
  letter-spacing: 0.08em;
  white-space: nowrap;
  transform: translate(-50%, -50%);
}

.ai-destinations {
  display: grid;
  gap: 12px;
}

.ai-destinations span {
  display: inline-flex;
  min-height: 38px;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-card);
  background: var(--color-panel);
  color: var(--color-text);
  font-family: var(--font-mono);
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.08em;
}

.ai-console-foot {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 10px;
  padding: 14px 18px;
  border-top: 1px solid var(--color-border);
  background: var(--color-panel);
  color: var(--color-muted);
  font-family: var(--font-mono);
  font-size: 9px;
  letter-spacing: 0.1em;
}

.ai-article {
  min-width: 0;
}

.ai-section-heading {
  display: grid;
  grid-template-columns: minmax(0, 1.2fr) minmax(280px, 0.8fr);
  gap: 52px;
  align-items: end;
  margin-bottom: 44px;
}

.ai-section-heading h2 {
  margin-bottom: 0;
}

.ai-section-heading > p {
  margin: 0;
  color: var(--color-muted);
}

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

.ai-requirement {
  min-height: 260px;
  padding: 30px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-panel);
  background: var(--color-bg);
}

.ai-requirement-wide {
  display: grid;
  grid-template-columns: minmax(0, 0.55fr) minmax(0, 1.45fr);
  column-gap: 32px;
  align-content: start;
}

.ai-requirement-wide .ai-card-code {
  grid-column: 1;
}

.ai-requirement-wide h3 {
  grid-column: 1;
}

.ai-requirement-wide p {
  grid-column: 2;
  grid-row: 1 / span 2;
  align-self: center;
}

.ai-card-code {
  display: block;
  margin-bottom: 18px;
  color: var(--color-accent-dark);
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.14em;
}

.ai-requirement p,
.ai-section-heading p,
.ai-mode-panel p,
.ai-dev-list p,
.ai-route-guide-copy p {
  color: var(--color-muted);
}

.ai-requirement p:last-child,
.ai-mode-panel p:last-child,
.ai-dev-list p:last-child {
  margin-bottom: 0;
}

.ai-tool-table td {
  min-width: 170px;
}

.ai-tool-table td:first-child {
  min-width: 130px;
}

.ai-reading-grid {
  display: grid;
  grid-template-columns: minmax(250px, 0.6fr) minmax(0, 1.4fr);
  gap: 72px;
  align-items: start;
}

.ai-reading-aside {
  position: sticky;
  top: calc(var(--header-height) + 24px);
}

.ai-reading-aside p:last-child {
  color: var(--color-muted);
}

.ai-reading-content h3:first-child {
  margin-top: 0;
}

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

.ai-mode-panel {
  display: flex;
  min-height: 100%;
  flex-direction: column;
}

.ai-mode-icon {
  display: inline-flex;
  width: 58px;
  height: 58px;
  align-items: center;
  justify-content: center;
  margin-bottom: 26px;
  border-radius: var(--radius-panel);
  background: var(--color-panel);
  color: var(--color-accent-dark);
}

.ai-mode-icon svg {
  width: 34px;
  height: 34px;
}

.ai-mode-icon path,
.ai-mode-icon rect {
  fill: none;
  stroke: currentColor;
  stroke-linecap: round;
  stroke-linejoin: round;
  stroke-width: 2;
}

.ai-mode-panel ul {
  display: grid;
  gap: 10px;
  margin: auto 0 0;
  padding-top: 18px;
  color: var(--color-muted);
}

.ai-dev-list {
  display: grid;
  gap: 0;
  border-top: 1px solid var(--color-border);
}

.ai-dev-list article {
  display: grid;
  grid-template-columns: 84px minmax(180px, 0.55fr) minmax(0, 1.45fr);
  gap: 24px;
  padding-top: 28px;
  padding-bottom: 28px;
  border-bottom: 1px solid var(--color-border);
}

.ai-dev-list .ai-card-code,
.ai-dev-list h3,
.ai-dev-list p {
  margin: 0;
}

.ai-failure-list {
  max-width: 920px;
  margin-inline: auto;
}

.ai-route-guide {
  display: grid;
  grid-template-columns: minmax(0, 1.4fr) minmax(280px, 0.6fr);
  gap: 44px;
  align-items: start;
}

.ai-route-guide-copy .button-row {
  margin-top: 30px;
}

.ai-route-checklist {
  padding: 28px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-panel);
  background: var(--color-panel);
}

.ai-checklist-title {
  margin-bottom: 18px;
  color: var(--color-text);
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.14em;
}

.ai-route-checklist ul {
  display: grid;
  gap: 14px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.ai-route-checklist li {
  display: flex;
  align-items: flex-start;
  gap: 11px;
  color: var(--color-muted);
  font-size: 14px;
}

.ai-route-checklist .status-dot {
  margin-top: 8px;
}

@media (max-width: 1080px) {
  .ai-hero-grid {
    grid-template-columns: minmax(0, 1fr) minmax(340px, 0.8fr);
    gap: 38px;
  }

  .ai-console-body {
    grid-template-columns: 74px minmax(90px, 1fr) 68px;
    gap: 12px;
    padding-inline: 18px;
  }

  .ai-origin-icon {
    width: 62px;
    height: 62px;
  }

  .ai-reading-grid {
    gap: 46px;
  }

  .ai-dev-list article {
    grid-template-columns: 70px minmax(160px, 0.6fr) minmax(0, 1.4fr);
    gap: 18px;
  }
}

@media (max-width: 900px) {
  .ai-hero {
    padding-top: 68px;
    padding-bottom: 72px;
  }

  .ai-hero-grid {
    grid-template-columns: 1fr;
  }

  .ai-route-console {
    max-width: 680px;
    width: 100%;
    margin-inline: auto;
  }

  .ai-section-heading {
    grid-template-columns: 1fr;
    gap: 18px;
  }

  .ai-reading-grid {
    grid-template-columns: 1fr;
  }

  .ai-reading-aside {
    position: static;
  }

  .ai-route-guide {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 768px) {
  .ai-hero {
    padding-top: 54px;
    padding-bottom: 62px;
  }

  .ai-hero-copy h1 {
    font-size: clamp(32px, 9vw, 40px);
  }

  .ai-requirement-board,
  .ai-dual-panels {
    grid-template-columns: 1fr;
  }

  .ai-requirement-wide {
    display: block;
  }

  .ai-dev-list article {
    grid-template-columns: 68px minmax(0, 1fr);
  }

  .ai-dev-list article p {
    grid-column: 2;
  }
}

@media (max-width: 640px) {
  .ai-hero-actions {
    align-items: stretch;
    flex-direction: column;
  }

  .ai-hero-actions .btn {
    width: 100%;
  }

  .ai-console-body {
    grid-template-columns: 58px minmax(76px, 1fr) 56px;
    gap: 8px;
    min-height: 260px;
    padding: 22px 12px;
  }

  .ai-origin-icon {
    width: 50px;
    height: 50px;
  }

  .ai-origin-icon svg {
    width: 32px;
    height: 32px;
  }

  .ai-origin > span:last-child,
  .ai-gate,
  .ai-console-foot {
    display: none;
  }

  .ai-destinations span {
    min-height: 32px;
    font-size: 8px;
  }

  .ai-requirement {
    min-height: 0;
    padding: 22px;
  }

  .ai-section-heading {
    margin-bottom: 30px;
  }

  .ai-dev-list article {
    grid-template-columns: 1fr;
    gap: 8px;
  }

  .ai-dev-list article p {
    grid-column: 1;
  }

  .ai-route-checklist {
    padding: 22px;
  }
}