.ai-hero {
  border-bottom: var(--border-strong);
  background: var(--color-canvas);
}

.ai-hero__grid {
  display: grid;
  min-height: calc(100vh - var(--header-height));
  grid-template-columns: minmax(0, .9fr) minmax(460px, 1.1fr);
  align-items: center;
  gap: clamp(42px, 7vw, 104px);
  padding-top: clamp(64px, 8vw, 108px);
  padding-bottom: clamp(64px, 8vw, 108px);
}

.ai-hero__copy h1 {
  max-width: 690px;
  margin-bottom: 24px;
}

.ai-hero__copy .lead {
  margin-bottom: 28px;
}

.ai-hero__copy .button-row {
  margin-bottom: 24px;
}

.ai-hero__trust {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 16px;
  color: var(--color-muted);
  font-size: 13px;
}

.ai-hero__trust span {
  display: inline-flex;
  align-items: center;
  gap: 7px;
}

.ai-hero__trust span::before {
  width: 7px;
  height: 7px;
  flex: 0 0 auto;
  border-radius: var(--radius-xs);
  background: var(--color-orange);
  content: "";
}

.ai-resolver {
  position: relative;
  width: min(100%, 610px);
  min-height: 560px;
  justify-self: end;
}

.ai-resolver__underlay {
  position: absolute;
  border: var(--border-strong);
  border-radius: var(--radius-md);
}

.ai-resolver__underlay--pink {
  inset: 74px 58px 12px 26px;
  background: var(--color-pink);
  transform: rotate(-4deg);
}

.ai-resolver__underlay--red {
  inset: 54px 24px 28px 62px;
  background: var(--color-red);
  transform: rotate(3deg);
}

.ai-resolver__query {
  position: absolute;
  z-index: 4;
  top: 4px;
  right: 20px;
  display: flex;
  width: min(78%, 410px);
  min-height: 124px;
  flex-direction: column;
  justify-content: space-between;
  border: var(--border-strong);
  border-radius: var(--radius-sm);
  background: var(--color-orange);
  padding: 22px;
  transform: rotate(2deg);
}

.ai-resolver__query strong {
  color: var(--color-black);
  font-size: clamp(23px, 3vw, 34px);
  font-weight: 900;
  line-height: 1.15;
}

.ai-resolver__query span,
.ai-resolver__head,
.ai-resolver__foot {
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: .06em;
}

.ai-resolver__panel {
  position: absolute;
  z-index: 3;
  right: 38px;
  bottom: 28px;
  left: 6px;
  overflow: hidden;
  border: var(--border-strong);
  border-radius: var(--radius-md);
  background: var(--color-canvas);
}

.ai-resolver__head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-bottom: var(--border-strong);
  background: var(--color-accent);
  color: var(--color-canvas);
  padding: 14px 17px;
}

.ai-resolver__row {
  display: grid;
  grid-template-columns: minmax(90px, 1fr) minmax(90px, 1fr) auto;
  align-items: center;
  gap: 12px;
  border-bottom: var(--border-thin);
  padding: 16px;
}

.ai-resolver__row--active {
  background: var(--color-lime);
}

.ai-resolver__tool {
  color: var(--color-black);
  font-weight: 850;
}

.ai-resolver__need {
  color: var(--color-muted);
  font-size: 13px;
}

.ai-resolver__row--active .ai-resolver__need {
  color: var(--color-ink);
}

.ai-resolver__row b {
  border-radius: var(--radius-xs);
  background: var(--color-accent);
  color: var(--color-canvas);
  padding: 5px 9px;
  font-size: 12px;
  white-space: nowrap;
}

.ai-resolver__foot {
  padding: 14px 16px;
  color: var(--color-muted);
}

.ai-jump-nav {
  display: flex;
  max-width: calc(var(--content-main) + var(--gutter) + var(--gutter));
  gap: 7px;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  border-bottom: var(--border-thin);
  padding-top: 14px;
  padding-bottom: 14px;
  scrollbar-width: thin;
}

.ai-jump-nav a {
  display: inline-flex;
  min-height: 38px;
  flex: 0 0 auto;
  align-items: center;
  border: var(--border-thin);
  border-radius: var(--radius-pill);
  padding: 7px 13px;
  background: var(--color-canvas);
  color: var(--color-muted);
  font-size: 13px;
  font-weight: 700;
}

.ai-jump-nav a:hover {
  border-color: var(--color-accent);
  color: var(--color-black);
}

.ai-section-head {
  max-width: 780px;
  margin-bottom: clamp(30px, 5vw, 52px);
}

.ai-section-head h2 {
  margin-bottom: 16px;
}

.ai-tool-table td:first-child {
  white-space: nowrap;
}

.ai-tool-table + .callout,
.table-scroll + .callout {
  margin-top: 24px;
}

.ai-panel-section {
  border-block: var(--border-thin);
  background: var(--color-panel);
}

.ai-signal-layout {
  display: grid;
  grid-template-columns: minmax(250px, .7fr) minmax(0, 1.3fr);
  gap: 18px;
}

.ai-question-list {
  display: grid;
  align-content: start;
  gap: 8px;
}

.ai-question {
  display: flex;
  min-height: 62px;
  align-items: center;
  gap: 12px;
  border: var(--border-thin);
  border-radius: var(--radius-sm);
  background: var(--color-canvas);
  padding: 14px 16px;
}

.ai-question.is-current {
  border: var(--border-strong);
}

.ai-question__dot {
  width: 10px;
  height: 10px;
  flex: 0 0 auto;
  border-radius: var(--radius-xs);
  background: var(--color-panel-strong);
}

.ai-question.is-current .ai-question__dot {
  background: var(--color-pink);
}

.ai-answer-panel {
  position: relative;
  border: var(--border-strong);
  border-radius: var(--radius-md);
  background: var(--color-canvas);
  padding: clamp(24px, 4vw, 42px);
}

.ai-answer-panel__stamp {
  position: absolute;
  top: 20px;
  right: 20px;
  border: var(--border-strong);
  border-radius: var(--radius-xs);
  background: var(--color-pink);
  padding: 5px 10px;
  color: var(--color-black);
  font-size: 12px;
  font-weight: 850;
  transform: rotate(2deg);
}

.ai-answer-panel h3 {
  max-width: calc(100% - 96px);
  margin-bottom: 20px;
}

.ai-answer-panel p {
  color: var(--color-ink-soft);
}

.ai-answer-panel__foot {
  margin-top: 26px;
  border-top: var(--border-thin);
  padding-top: 15px;
  color: var(--color-muted);
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: .05em;
}

.ai-flow-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
  margin-bottom: 22px;
}

.ai-flow-card {
  position: relative;
  overflow: hidden;
  border: var(--border-strong);
  border-radius: var(--radius-md);
  background: var(--color-canvas);
  padding: 26px 22px 22px;
}

.ai-flow-card::before {
  position: absolute;
  top: 0;
  right: 0;
  left: 0;
  height: 8px;
  background: var(--color-orange);
  content: "";
}

.ai-flow-card--lime::before {
  background: var(--color-lime);
}

.ai-flow-card--pink::before {
  background: var(--color-pink);
}

.ai-flow-card h3 {
  margin: 12px 0 10px;
  font-size: 23px;
}

.ai-flow-card p {
  color: var(--color-muted);
}

.ai-contrast-section {
  background: var(--color-canvas);
}

.ai-contrast-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  border: var(--border-strong);
  border-radius: var(--radius-md);
  overflow: hidden;
}

.ai-contrast-card {
  padding: clamp(24px, 4vw, 38px);
  background: var(--color-lime);
}

.ai-contrast-card + .ai-contrast-card {
  border-left: var(--border-strong);
}

.ai-contrast-card--dark {
  background: var(--color-accent);
  color: var(--color-canvas);
}

.ai-contrast-card__head {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 18px;
  margin-bottom: 20px;
  border-bottom: var(--border-strong);
  padding-bottom: 14px;
  font-family: var(--font-mono);
  font-size: 11px;
}

.ai-contrast-card__head strong {
  color: var(--color-black);
  font-family: var(--font-display);
  font-size: 24px;
}

.ai-contrast-card--dark .ai-contrast-card__head {
  border-color: var(--color-canvas);
}

.ai-contrast-card--dark .ai-contrast-card__head strong {
  color: var(--color-canvas);
}

.ai-check-list {
  display: grid;
  gap: 10px;
  margin-top: 22px;
  padding: 0;
  list-style: none;
}

.ai-check-list li {
  border-top: var(--border-thin);
  padding-top: 9px;
}

.ai-contrast-card--dark .ai-check-list li {
  border-color: var(--color-muted);
}

.ai-code-note {
  margin-top: 18px;
  border: var(--border-strong);
  border-radius: var(--radius-sm);
  overflow: hidden;
}

.ai-code-note__bar {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  background: var(--color-orange);
  padding: 9px 15px;
  color: var(--color-black);
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 800;
}

.ai-code-note pre {
  margin: 0;
  border: 0;
  border-radius: 0;
}

.ai-dev-list {
  border-top: var(--border-strong);
}

.ai-dev-row {
  display: grid;
  grid-template-columns: minmax(180px, .45fr) minmax(0, 1.55fr);
  gap: clamp(28px, 6vw, 86px);
  border-bottom: var(--border-strong);
  padding-top: 34px;
  padding-bottom: 34px;
}

.ai-dev-row__label span {
  display: inline-flex;
  border-radius: var(--radius-xs);
  background: var(--color-accent);
  color: var(--color-canvas);
  padding: 4px 9px;
  font-family: var(--font-mono);
  font-size: 11px;
}

.ai-dev-row__label h3 {
  margin: 12px 0 0;
}

.ai-dev-row p {
  color: var(--color-ink-soft);
}

.ai-diagnosis-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  border-top: var(--border-strong);
  border-left: var(--border-strong);
}

.ai-diagnosis-card {
  position: relative;
  border-right: var(--border-strong);
  border-bottom: var(--border-strong);
  background: var(--color-canvas);
  padding: 26px 26px 24px 48px;
}

.ai-diagnosis-card__mark {
  position: absolute;
  top: 33px;
  left: 24px;
  width: 10px;
  height: 10px;
  border-radius: var(--radius-xs);
  background: var(--color-red);
}

.ai-diagnosis-card:nth-child(even) .ai-diagnosis-card__mark {
  background: var(--color-orange);
}

.ai-diagnosis-card h3 {
  margin-bottom: 10px;
  font-size: 22px;
}

.ai-diagnosis-card p {
  color: var(--color-muted);
}

.ai-selection {
  display: grid;
  grid-template-columns: minmax(0, 1.1fr) minmax(340px, .9fr);
  gap: 18px;
}

.ai-selection__steps {
  border: var(--border-strong);
  border-radius: var(--radius-md);
  overflow: hidden;
}

.ai-selection__steps article {
  display: grid;
  grid-template-columns: minmax(88px, .25fr) minmax(170px, .55fr) minmax(0, 1.2fr);
  gap: 20px;
  align-items: start;
  padding: 24px;
}

.ai-selection__steps article + article {
  border-top: var(--border-thin);
}

.ai-selection__steps span {
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 800;
  letter-spacing: .06em;
}

.ai-selection__steps h3 {
  margin: 0;
  font-size: 21px;
}

.ai-selection__steps p {
  color: var(--color-muted);
}

.ai-selection__aside {
  border: var(--border-strong);
  border-radius: var(--radius-md);
  background: var(--color-lime);
  padding: clamp(24px, 4vw, 38px);
}

.ai-selection__aside h3 {
  margin: 12px 0 16px;
}

.ai-selection__aside p {
  color: var(--color-ink-soft);
}

.ai-selection__aside .button-row {
  margin-top: 24px;
}

@media (max-width: 980px) {
  .ai-hero__grid {
    min-height: auto;
    grid-template-columns: 1fr;
  }

  .ai-resolver {
    width: min(100%, 660px);
    justify-self: center;
  }

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

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

@media (max-width: 768px) {
  .ai-hero__grid {
    gap: 42px;
    padding-top: 52px;
    padding-bottom: 58px;
  }

  .ai-resolver {
    min-height: 490px;
  }

  .ai-resolver__query {
    right: 6px;
    width: 82%;
  }

  .ai-resolver__panel {
    right: 18px;
  }

  .ai-signal-layout,
  .ai-contrast-grid,
  .ai-dev-row {
    grid-template-columns: 1fr;
  }

  .ai-contrast-card + .ai-contrast-card {
    border-top: var(--border-strong);
    border-left: 0;
  }

  .ai-dev-row {
    gap: 18px;
  }

  .ai-answer-panel__stamp {
    position: static;
    display: inline-flex;
    margin-bottom: 18px;
    transform: none;
  }

  .ai-answer-panel h3 {
    max-width: 100%;
  }

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

@media (max-width: 640px) {
  .ai-hero__trust {
    display: grid;
    grid-template-columns: 1fr;
  }

  .ai-resolver {
    min-height: 430px;
  }

  .ai-resolver__underlay--pink {
    inset: 72px 30px 8px 12px;
  }

  .ai-resolver__underlay--red {
    inset: 58px 12px 18px 32px;
  }

  .ai-resolver__query {
    min-height: 104px;
    padding: 17px;
  }

  .ai-resolver__query strong {
    font-size: 22px;
  }

  .ai-resolver__panel {
    right: 10px;
    bottom: 15px;
    left: 0;
  }

  .ai-resolver__row {
    grid-template-columns: minmax(76px, 1fr) auto;
    gap: 8px;
    padding: 12px;
  }

  .ai-resolver__need {
    display: none;
  }

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

  .ai-code-note__bar,
  .ai-contrast-card__head {
    align-items: flex-start;
    flex-direction: column;
  }

  .ai-selection__aside {
    padding: 22px;
  }
}

@media (max-width: 380px) {
  .ai-resolver {
    min-height: 408px;
  }

  .ai-resolver__query {
    width: 88%;
  }

  .ai-resolver__row b {
    padding-inline: 7px;
    font-size: 11px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .ai-resolver__query,
  .ai-resolver__underlay,
  .ai-answer-panel__stamp {
    transform: none;
  }
}