.ai-hero {
  position: relative;
  max-width: 100%;
  padding-top: 72px;
  padding-bottom: 80px;
  overflow-x: clip;
  background: linear-gradient(180deg, var(--color-bg-top), var(--color-bg-bottom));
}

.ai-hero-atmosphere {
  position: absolute;
  inset: 0;
  max-width: 100%;
  overflow: clip;
  pointer-events: none;
}

.ai-glow {
  position: absolute;
  border-radius: var(--radius-pill);
  filter: blur(58px);
}

.ai-glow-accent {
  top: 22%;
  right: 31%;
  width: 34%;
  height: 54%;
  background: radial-gradient(closest-side, rgba(var(--accent-rgb), .14), rgba(var(--accent-rgb), .04) 62%, transparent 78%);
}

.ai-glow-honey {
  top: -8%;
  right: -5%;
  width: 42%;
  height: 62%;
  background: radial-gradient(closest-side, rgba(var(--honey-rgb), .22), rgba(var(--honey-rgb), .07) 58%, transparent 78%);
}

.ai-orbit {
  position: absolute;
  border: 1px dashed rgba(var(--accent-rgb), .17);
  border-radius: var(--radius-pill);
}

.ai-orbit-a {
  top: 10%;
  right: -9%;
  width: 48%;
  height: 76%;
  transform: rotate(-8deg);
}

.ai-orbit-b {
  bottom: -34%;
  left: -16%;
  width: 54%;
  height: 68%;
  border-color: rgba(var(--honey-rgb), .32);
  transform: rotate(12deg);
}

.ai-hero-layout {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: minmax(0, .88fr) minmax(420px, 1.12fr);
  align-items: center;
  gap: 56px;
}

.ai-hero-copy {
  min-width: 0;
}

.ai-hero-copy h1 {
  max-width: 680px;
  margin-top: 18px;
}

.ai-hero-copy .lead {
  max-width: 660px;
  margin-top: 20px;
}

.ai-hero-copy .button-row {
  margin-top: 28px;
}

.ai-hero-facts {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 24px;
  list-style: none;
}

.ai-hero-facts li {
  display: inline-flex;
  align-items: center;
  min-height: 34px;
  padding: 6px 12px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-pill);
  background: rgba(var(--panel-rgb), .72);
  color: var(--color-muted);
  font-size: 13px;
  font-weight: 800;
  box-shadow: inset 0 1px 0 rgba(var(--panel-rgb), .95);
}

.ai-console {
  position: relative;
  padding: 8px 8px 16px;
  border-color: var(--color-accent);
  background: linear-gradient(155deg, var(--color-accent), var(--color-accent-dark));
  box-shadow: 0 0 0 1px rgba(var(--panel-rgb), .56), 0 38px 84px -34px rgba(var(--accent-rgb), .52), inset 0 1px 0 rgba(var(--panel-rgb), .25);
}

.ai-console::before,
.ai-console::after {
  position: absolute;
  z-index: 2;
  color: var(--color-honey);
  content: "✦";
  line-height: 1;
}

.ai-console::before {
  top: -18px;
  right: 38px;
  font-size: 24px;
}

.ai-console::after {
  bottom: -16px;
  left: 30px;
  color: var(--color-panel);
  font-size: 18px;
}

.ai-console-bar {
  display: flex;
  align-items: center;
  gap: 14px;
  min-height: 44px;
  padding-inline: 8px;
}

.ai-console-title {
  min-width: 0;
  flex: 1;
  overflow-wrap: anywhere;
  color: var(--color-bg-bottom);
  font-family: var(--font-mono);
  font-size: 11px;
  text-align: center;
}

.ai-console-bar .route-type {
  background: rgba(var(--panel-rgb), .14);
  color: var(--color-panel);
}

.ai-console-body {
  display: grid;
  grid-template-columns: minmax(0, .9fr) minmax(0, 1.1fr);
  gap: 8px;
}

.ai-tool-column,
.ai-route-column {
  min-width: 0;
  padding: 18px;
  border-radius: var(--radius-md);
  background: var(--color-panel);
  box-shadow: inset 0 1px 0 var(--color-white);
}

.ai-console-label {
  display: block;
  margin-bottom: 12px;
  color: var(--color-muted);
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 800;
  letter-spacing: .08em;
}

.ai-tool-list {
  display: grid;
  gap: 7px;
}

.ai-tool-item {
  display: grid;
  min-width: 0;
  padding: 9px 11px;
  border: 1px solid transparent;
  border-radius: var(--radius-small);
  background: rgba(var(--accent-rgb), .04);
}

.ai-tool-item b {
  color: var(--color-text);
  font-size: 13px;
}

.ai-tool-item small {
  margin-top: 2px;
  color: var(--color-muted);
  font-size: 10px;
}

.ai-tool-item.is-current {
  border-color: rgba(var(--honey-rgb), .72);
  background: rgba(var(--honey-rgb), .18);
}

.ai-tool-item.is-current b {
  color: var(--color-accent);
}

.ai-check-list {
  display: grid;
}

.ai-check-list div {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 14px;
  padding-top: 11px;
  padding-bottom: 11px;
  border-bottom: 1px dashed var(--color-border);
}

.ai-check-list dt {
  color: var(--color-muted);
  font-size: 12px;
}

.ai-check-list dd {
  overflow-wrap: break-word;
  text-align: right;
  font-size: 12px;
  font-weight: 800;
}

.ai-route-result {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  margin-top: 18px;
  padding: 14px;
  border-radius: var(--radius-small);
  background: rgba(var(--accent-rgb), .07);
}

.ai-route-result .status-dot {
  margin-top: 8px;
  background: var(--color-success);
  box-shadow: 0 0 0 5px rgba(var(--accent-rgb), .07);
}

.ai-route-result p {
  color: var(--color-muted);
  font-size: 12px;
}

.ai-route-result strong {
  color: var(--color-accent);
}

.ai-article {
  padding-bottom: var(--section-space);
}

.ai-article > .section:first-child {
  padding-top: var(--section-space);
}

.requirement-layout {
  display: grid;
  grid-template-columns: minmax(130px, .28fr) minmax(0, 1.72fr);
  gap: 28px;
}

.requirement-index {
  display: flex;
  flex-direction: column;
  gap: 16px;
  padding: 24px;
  border-radius: var(--radius-lg);
  background: var(--color-accent);
  color: var(--color-panel);
  box-shadow: var(--shadow-card);
}

.requirement-index span {
  display: block;
  padding-bottom: 14px;
  border-bottom: 1px solid rgba(var(--panel-rgb), .2);
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 800;
  letter-spacing: .08em;
  writing-mode: vertical-rl;
}

.requirement-notes {
  display: grid;
  gap: 14px;
}

.requirement-note {
  padding: 26px 28px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  background: var(--color-panel);
  box-shadow: var(--shadow-card);
}

.requirement-note h3 {
  font-size: 22px;
}

.requirement-note p {
  margin-top: 10px;
  color: var(--color-muted);
}

.requirement-layout + .callout {
  margin-top: 24px;
}

.ai-tool-table td {
  min-width: 150px;
}

.ai-tool-table td:first-child {
  color: var(--color-accent);
  font-family: var(--font-display);
  font-weight: 900;
}

.ai-step-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
}

.ai-step-card {
  position: relative;
  padding-top: 54px;
}

.ai-step-label {
  position: absolute;
  top: 18px;
  left: 20px;
  display: inline-flex;
  min-height: 26px;
  align-items: center;
  padding: 4px 10px;
  border-radius: var(--radius-pill);
  background: var(--color-honey);
  color: var(--color-text);
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 900;
}

.ai-step-card h3 {
  font-size: 22px;
}

.ai-step-card p {
  margin-top: 12px;
  color: var(--color-muted);
}

.ai-body-note {
  margin-top: 20px;
  padding: 22px 24px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  background: var(--color-panel-alt);
  color: var(--color-muted);
}

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

.mode-card {
  min-width: 0;
  padding: 30px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  background: var(--color-panel);
  box-shadow: var(--shadow-card);
}

.mode-card-api {
  border-color: var(--color-accent);
  background: linear-gradient(180deg, var(--color-panel), var(--color-bg-top));
}

.mode-card-head {
  display: flex;
  align-items: center;
  gap: 12px;
}

.mode-card-head h3 {
  font-size: 25px;
}

.mode-card > p {
  margin-top: 16px;
  color: var(--color-muted);
}

.mode-card ul {
  display: grid;
  gap: 10px;
  margin-top: 20px;
  padding-left: 20px;
}

.mode-card li {
  padding-left: 4px;
}

.mode-comparison + .callout {
  margin-top: 22px;
}

.developer-board {
  overflow: clip;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  background: var(--color-panel);
  box-shadow: var(--shadow-card);
}

.developer-row {
  display: grid;
  grid-template-columns: 110px minmax(0, 1fr);
  gap: 28px;
  padding: 30px;
  border-bottom: 1px solid var(--color-border);
}

.developer-row:last-child {
  border-bottom: 0;
}

.developer-key {
  display: grid;
  place-items: center;
  min-height: 86px;
  border-radius: var(--radius-md);
  background: var(--color-accent);
  color: var(--color-panel);
  font-family: var(--font-mono);
  font-size: 18px;
  font-weight: 900;
  letter-spacing: .08em;
}

.developer-row h3 {
  font-size: 23px;
}

.developer-row p {
  margin-top: 10px;
  color: var(--color-muted);
}

.ai-failure-list {
  grid-template-columns: repeat(2, minmax(0, 1fr));
  align-items: start;
}

.route-advice-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
}

.route-advice {
  min-width: 0;
  padding: 26px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  background: var(--color-panel);
  box-shadow: var(--shadow-card);
}

.route-advice-mark {
  display: grid;
  place-items: center;
  width: 42px;
  height: 42px;
  border-radius: var(--radius-small);
  background: var(--color-honey);
  color: var(--color-text);
  font-family: var(--font-mono);
  font-weight: 900;
}

.route-advice h3 {
  margin-top: 18px;
  font-size: 22px;
}

.route-advice p {
  margin-top: 10px;
  color: var(--color-muted);
}

.ai-link-band {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  align-items: center;
  gap: 28px;
  margin-top: 24px;
  padding: 32px;
  border-radius: var(--radius-xl);
  background: var(--color-panel-alt);
  box-shadow: inset 0 1px 0 rgba(var(--panel-rgb), .9);
}

.ai-link-band h3 {
  color: var(--color-accent);
}

.ai-link-band p {
  margin-top: 8px;
  color: var(--color-muted);
}

.ai-pricing-grid .price-name {
  padding-right: 0;
}

.ai-pack-note {
  margin-top: 22px;
}

.ai-article > .promo-block {
  margin-top: 16px;
}

@media (max-width: 1080px) {
  .ai-hero-layout {
    grid-template-columns: minmax(0, .78fr) minmax(400px, 1.22fr);
    gap: 32px;
  }

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

  .ai-tool-column {
    display: none;
  }

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

@media (max-width: 820px) {
  .ai-hero {
    padding-top: 52px;
    padding-bottom: 64px;
  }

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

  .ai-hero-copy {
    text-align: center;
  }

  .ai-hero-copy h1,
  .ai-hero-copy .lead {
    margin-inline: auto;
  }

  .ai-hero-copy .button-row,
  .ai-hero-facts {
    justify-content: center;
  }

  .ai-orbit,
  .ai-console::before,
  .ai-console::after {
    display: none;
  }

  .requirement-layout {
    grid-template-columns: 1fr;
  }

  .requirement-index {
    flex-direction: row;
    overflow-x: auto;
  }

  .requirement-index span {
    padding-right: 18px;
    padding-bottom: 0;
    border-right: 1px solid rgba(var(--panel-rgb), .2);
    border-bottom: 0;
    writing-mode: horizontal-tb;
  }

  .ai-step-grid,
  .mode-comparison,
  .route-advice-grid {
    grid-template-columns: 1fr;
  }

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

  .ai-link-band .button-row {
    width: 100%;
  }
}

@media (max-width: 640px) {
  .ai-hero {
    padding-top: 40px;
    padding-bottom: 48px;
  }

  .ai-hero-copy .button-row .btn {
    width: 100%;
  }

  .ai-hero-facts li {
    max-width: 100%;
  }

  .ai-console {
    padding: 6px 6px 12px;
  }

  .ai-console-bar {
    gap: 8px;
  }

  .ai-console-title {
    text-align: left;
  }

  .ai-route-column {
    padding: 15px;
  }

  .requirement-note,
  .mode-card,
  .route-advice {
    padding: 22px;
  }

  .developer-row {
    grid-template-columns: 1fr;
    gap: 18px;
    padding: 22px;
  }

  .developer-key {
    min-height: 52px;
  }

  .ai-link-band {
    padding: 24px 20px;
  }

  .ai-link-band .button-row .btn {
    width: 100%;
  }
}