.ai-hero {
  position: relative;
  overflow-x: clip;
  border-bottom: 1px solid var(--color-line);
}

.ai-hero::before {
  position: absolute;
  inset: 0;
  pointer-events: none;
  background:
    radial-gradient(circle at top right, var(--color-rose), transparent 42%),
    radial-gradient(circle at bottom center, var(--color-cream), transparent 38%);
  content: "";
  opacity: 0.42;
}

.ai-hero-inner {
  position: relative;
  display: grid;
  min-height: calc(100svh - var(--header-height));
  padding-top: clamp(52px, 8vw, 104px);
  padding-bottom: clamp(64px, 9vw, 116px);
  grid-template-columns: minmax(0, 0.92fr) minmax(480px, 1.08fr);
  align-items: center;
  gap: clamp(42px, 7vw, 96px);
}

.ai-hero-copy {
  position: relative;
  z-index: 2;
  min-width: 0;
}

.ai-hero h1 {
  margin-top: 22px;
  margin-bottom: 24px;
  font-size: clamp(52px, 5vw, 68px);
}

.ai-hero-lead {
  max-width: 36em;
  margin-bottom: 28px;
  color: var(--color-ink-soft);
  font-size: clamp(17px, 2vw, 20px);
  line-height: 1.85;
}

.ai-hero-actions,
.ai-selection-links {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 14px;
}

.ai-hero-actions {
  margin-bottom: 28px;
}

.ai-trust {
  display: flex;
  margin: 0;
  padding: 0;
  flex-wrap: wrap;
  gap: 10px 20px;
  list-style: none;
}

.ai-trust li {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  color: var(--color-ink-soft);
  font-size: 13px;
}

.ai-trust svg {
  width: 14px;
  height: 14px;
  flex: 0 0 auto;
  fill: none;
  stroke: var(--color-success);
  stroke-linecap: round;
  stroke-linejoin: round;
  stroke-width: 2;
}

.ai-console {
  position: relative;
  z-index: 1;
  min-width: 0;
  overflow: hidden;
  border: 1px solid var(--color-line);
  border-radius: var(--radius-large);
  background: var(--color-surface);
  box-shadow: var(--shadow-panel);
}

.ai-console-chrome {
  display: flex;
  min-height: 54px;
  padding: 15px 20px;
  align-items: center;
  gap: 8px;
  border-bottom: 1px solid var(--color-line);
}

.ai-console-title {
  margin-left: auto;
  color: var(--color-ink-soft);
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.1em;
}

.ai-console-body {
  display: grid;
  padding: clamp(18px, 3vw, 30px);
  grid-template-columns: minmax(150px, 0.72fr) minmax(0, 1.28fr);
  gap: 14px;
}

.ai-route-index {
  display: flex;
  min-width: 0;
  padding: 18px;
  flex-direction: column;
  justify-content: center;
  border: 1px solid var(--color-line);
  border-radius: var(--radius-medium);
  background: var(--color-surface-soft);
}

.ai-route-index strong {
  margin: 8px 0 3px;
  font-family: var(--font-display);
  font-size: 22px;
  font-weight: 400;
}

.ai-route-index small {
  color: var(--color-ink-soft);
  font-size: 11px;
}

.ai-route-label {
  color: var(--color-accent);
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.1em;
}

.ai-route-map {
  position: relative;
  display: grid;
  min-height: 100%;
  grid-column: 2;
  grid-row: 1 / span 3;
  place-items: center;
  overflow: hidden;
  border: 1px solid var(--color-line);
  border-radius: var(--radius-medium);
  background: linear-gradient(148deg, var(--color-apricot), var(--color-rose), var(--color-cream));
}

.ai-route-map svg {
  width: 100%;
  min-width: 260px;
}

.ai-map-line {
  fill: none;
  stroke: var(--color-accent);
  stroke-dasharray: 7 7;
  stroke-linecap: round;
  stroke-width: 2;
}

.ai-map-line-secondary {
  opacity: 0.48;
}

.ai-map-node {
  fill: var(--color-surface);
  stroke: var(--color-accent);
  stroke-width: 3;
}

.ai-map-core {
  fill: var(--color-accent);
  stroke: var(--color-surface);
  stroke-width: 7;
}

.ai-route-status {
  position: absolute;
  bottom: 24px;
  display: inline-flex;
  padding: 8px 16px;
  align-items: center;
  gap: 8px;
  border: 1px solid var(--color-line);
  border-radius: var(--radius-pill);
  background: var(--color-glass);
  box-shadow: var(--shadow-button);
  font-size: 12px;
}

.ai-route-status i {
  width: 7px;
  height: 7px;
  flex: 0 0 auto;
  border-radius: var(--radius-pill);
  background: var(--color-accent);
}

.ai-fact-strip {
  border-bottom: 1px solid var(--color-line);
  background: var(--color-surface);
}

.ai-fact-strip-inner {
  display: flex;
  min-height: 64px;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 14px 28px;
}

.ai-fact-strip span {
  color: var(--color-ink-soft);
  font-size: 12px;
}

.ai-fact-strip b {
  margin-right: 7px;
  color: var(--color-accent);
  font-family: var(--font-mono);
  font-weight: 500;
}

.ai-principles {
  border-top: 1px solid var(--color-line);
}

.ai-principle {
  display: grid;
  padding-top: 34px;
  padding-bottom: 34px;
  grid-template-columns: minmax(90px, 0.25fr) minmax(0, 1fr);
  gap: clamp(28px, 6vw, 82px);
  border-bottom: 1px solid var(--color-line);
}

.ai-principle-key {
  color: var(--color-accent);
  font-family: var(--font-display);
  font-size: 24px;
}

.ai-principle h3 {
  font-size: 28px;
}

.ai-principle p,
.ai-tool-copy p,
.ai-split-notes p,
.ai-diagnostics p,
.ai-selection p,
.ai-plan-note p {
  margin-bottom: 0;
  color: var(--color-ink-soft);
}

.ai-tool-ledger {
  border-top: 1px solid var(--color-line);
}

.ai-tool-row {
  display: grid;
  padding: 38px 22px;
  grid-template-columns: minmax(190px, 0.6fr) minmax(0, 1.4fr);
  align-items: start;
  gap: clamp(32px, 8vw, 110px);
  border-bottom: 1px solid var(--color-line);
}

.ai-tool-row:nth-child(even) {
  background: var(--color-surface);
}

.ai-tool-name h3 {
  margin-top: 14px;
  margin-bottom: 0;
}

.ai-split-notes {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 20px;
}

.ai-split-notes .card {
  display: grid;
  align-content: start;
  gap: 18px;
}

.ai-split-notes h3 {
  margin-bottom: 0;
}

.ai-diagnostics {
  display: grid;
  border-top: 1px solid var(--color-line);
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.ai-diagnostics article {
  min-width: 0;
  padding: 32px;
  border-bottom: 1px solid var(--color-line);
}

.ai-diagnostics article:nth-child(odd) {
  border-right: 1px solid var(--color-line);
}

.ai-diagnostics h3 {
  font-family: var(--font-body);
  font-size: 20px;
  font-weight: 600;
}

.ai-selection {
  display: grid;
  grid-template-columns: minmax(0, 1.25fr) minmax(300px, 0.75fr);
  gap: clamp(30px, 6vw, 76px);
  align-items: start;
}

.ai-selection-copy {
  display: grid;
  gap: 20px;
}

.ai-selection-copy h3,
.ai-plan-note h3 {
  margin-bottom: 0;
}

.ai-selection-links {
  margin-top: 8px;
}

.ai-plan-note {
  padding: clamp(24px, 4vw, 38px);
  border: 1px solid var(--color-line);
  border-radius: var(--radius-large);
  background: var(--color-surface);
  box-shadow: var(--shadow-panel);
}

.ai-plan-note .tag {
  margin-bottom: 18px;
}

.ai-plan-note h3 {
  margin-bottom: 18px;
}

.ai-plan-note p + p {
  margin-top: 18px;
}

@media (max-width: 1040px) {
  .ai-hero-inner {
    min-height: auto;
    grid-template-columns: 1fr;
  }

  .ai-console {
    width: min(100%, 760px);
    margin-inline: auto;
  }
}

@media (max-width: 820px) {
  .ai-tool-row,
  .ai-selection {
    grid-template-columns: 1fr;
  }

  .ai-tool-row {
    gap: 20px;
  }

  .ai-split-notes,
  .ai-diagnostics {
    grid-template-columns: 1fr;
  }

  .ai-diagnostics article:nth-child(odd) {
    border-right: 0;
  }
}

@media (max-width: 640px) {
  .ai-hero-inner {
    padding-top: 34px;
    padding-bottom: 64px;
  }

  .ai-hero h1 {
    font-size: clamp(32px, 10vw, 40px);
  }

  .ai-hero-actions .btn-primary,
  .ai-hero-actions .btn-secondary,
  .ai-selection-links .btn-secondary {
    flex: 1 1 140px;
  }

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

  .ai-route-map {
    min-height: 300px;
    grid-column: auto;
    grid-row: auto;
  }

  .ai-fact-strip-inner {
    padding-top: 16px;
    padding-bottom: 16px;
    justify-content: flex-start;
  }

  .ai-fact-strip span {
    flex: 1 1 130px;
  }

  .ai-principle {
    grid-template-columns: 1fr;
    gap: 12px;
  }

  .ai-tool-row {
    padding-inline: 0;
  }

  .ai-diagnostics article {
    padding-inline: 0;
  }
}

@media (prefers-reduced-motion: reduce) {
  .ai-console,
  .ai-route-map {
    transform: none;
  }
}