/* Agentic Architecture Explorer — industries tool */
.aa-page {
  --aa-surface: #f7f8fc;
  --aa-ink: var(--ink-900, #0f1117);
  --aa-muted: var(--ink-700, #3d4256);
  --aa-line: var(--ink-200, #e2e4ed);
  --aa-amber: var(--brand-orange, #ff7900);
  --aa-cyan: var(--brand-cyan, #07a3d1);
  --aa-grad: linear-gradient(90deg, #ff4f00, #07a3d1);
  background: var(--aa-surface);
  color: var(--aa-ink);
}

.aa-page .container {
  max-width: 1180px;
  margin: 0 auto;
  padding: 0 24px;
}

/* Hero */
.aa-hero {
  position: relative;
  overflow: hidden;
  padding: 72px 0 48px;
  background:
    radial-gradient(ellipse 55% 70% at 90% 0%, rgba(255, 121, 0, 0.14) 0%, transparent 55%),
    radial-gradient(ellipse 50% 60% at 0% 100%, rgba(7, 163, 209, 0.12) 0%, transparent 55%),
    linear-gradient(180deg, #fff 0%, var(--aa-surface) 100%);
  border-bottom: 1px solid var(--aa-line);
}

.aa-bc {
  font-family: var(--font-condensed, 'Roboto Condensed', sans-serif);
  font-size: 13px;
  letter-spacing: 0.04em;
  color: var(--aa-muted);
  margin-bottom: 18px;
}

.aa-bc a {
  color: var(--aa-muted);
  text-decoration: none;
  border-bottom: 1px solid transparent;
}

.aa-bc a:hover {
  color: var(--aa-amber);
  border-bottom-color: rgba(255, 121, 0, 0.4);
}

.aa-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-condensed, 'Roboto Condensed', sans-serif);
  font-weight: 700;
  font-size: 12px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--aa-amber);
  margin-bottom: 14px;
}

.aa-eyebrow::before {
  content: '';
  width: 28px;
  height: 2px;
  background: var(--aa-grad);
  border-radius: 2px;
}

.aa-hero h1 {
  font-family: var(--font-display, Radley, Georgia, serif);
  font-weight: 400;
  font-style: italic;
  font-size: clamp(34px, 5vw, 56px);
  line-height: 1.12;
  letter-spacing: -0.02em;
  max-width: 18ch;
  margin: 0 0 16px;
  text-wrap: balance;
}

.aa-hero h1 em {
  font-style: italic;
  color: var(--aa-amber);
}

.aa-hero-lede {
  font-size: 17px;
  line-height: 1.55;
  color: var(--aa-muted);
  max-width: 52ch;
  margin: 0 0 28px;
}

.aa-hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  align-items: center;
}

.aa-btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 12px 20px;
  border-radius: 6px;
  font-family: var(--font-sans, 'Roboto', sans-serif);
  font-weight: 600;
  font-size: 14px;
  text-decoration: none;
  border: 1px solid transparent;
  cursor: pointer;
  transition: transform 0.2s ease, box-shadow 0.2s ease, background 0.2s ease;
}

.aa-btn:hover {
  transform: translateY(-1px);
}

.aa-btn-primary {
  background: var(--aa-amber);
  color: #fff;
  box-shadow: 0 8px 24px rgba(255, 121, 0, 0.25);
}

.aa-btn-primary:hover {
  background: #e86d00;
}

.aa-btn-ghost {
  background: #fff;
  color: var(--aa-ink);
  border-color: var(--aa-line);
}

.aa-btn-ghost:hover {
  border-color: var(--aa-cyan);
  color: var(--aa-cyan);
}

/* Section chrome */
.aa-section {
  padding: 56px 0;
  border-bottom: 1px solid var(--aa-line);
}

.aa-section-head {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  justify-content: space-between;
  gap: 12px 24px;
  margin-bottom: 28px;
}

.aa-section-head h2 {
  font-family: var(--font-condensed, 'Roboto Condensed', sans-serif);
  font-size: clamp(22px, 3vw, 28px);
  font-weight: 700;
  letter-spacing: -0.01em;
  margin: 0;
}

.aa-section-head p {
  margin: 6px 0 0;
  color: var(--aa-muted);
  font-size: 15px;
  max-width: 56ch;
}

.aa-mono {
  font-family: var(--font-mono, ui-monospace, monospace);
  font-size: 11px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--aa-cyan);
  font-weight: 600;
}

/* Industry tabs */
.aa-tabs {
  display: flex;
  gap: 8px;
  margin-bottom: 24px;
  flex-wrap: wrap;
}

.aa-tab {
  padding: 10px 16px;
  border-radius: 999px;
  border: 1px solid var(--aa-line);
  background: #fff;
  font-size: 13px;
  font-weight: 600;
  cursor: pointer;
  color: var(--aa-muted);
  transition: border-color 0.2s, color 0.2s, background 0.2s;
}

.aa-tab[aria-selected='true'] {
  border-color: var(--aa-amber);
  color: var(--aa-ink);
  background: rgba(255, 121, 0, 0.08);
}

.aa-tab:disabled,
.aa-tab.is-locked {
  opacity: 0.7;
  cursor: not-allowed;
}

.aa-tab .lock {
  margin-left: 6px;
  font-size: 10px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--aa-cyan);
}

/* Taxonomy layout */
.aa-tax-grid {
  display: grid;
  grid-template-columns: 280px 1fr;
  gap: 24px;
  align-items: start;
}

@media (max-width: 900px) {
  .aa-tax-grid {
    grid-template-columns: 1fr;
  }
}

.aa-tree {
  background: #fff;
  border: 1px solid var(--aa-line);
  border-radius: 10px;
  padding: 12px;
  max-height: min(70vh, 640px);
  overflow: auto;
}

.aa-tree-item {
  display: block;
  width: 100%;
  text-align: left;
  padding: 10px 12px;
  border: 0;
  background: transparent;
  border-radius: 6px;
  font-size: 13px;
  color: var(--aa-ink);
  cursor: pointer;
  transition: background 0.15s;
}

.aa-tree-item:hover {
  background: rgba(7, 163, 209, 0.08);
}

.aa-tree-item.is-active {
  background: rgba(255, 121, 0, 0.12);
  font-weight: 600;
}

.aa-tree-item.is-locked {
  opacity: 0.55;
  cursor: not-allowed;
}

.aa-tree-group {
  margin-top: 8px;
  padding-left: 8px;
  border-left: 2px solid var(--aa-line);
}

.aa-tree-label {
  font-family: var(--font-condensed, 'Roboto Condensed', sans-serif);
  font-size: 11px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--aa-muted);
  padding: 8px 12px 4px;
}

.aa-panel {
  background: #fff;
  border: 1px solid var(--aa-line);
  border-radius: 10px;
  padding: 24px;
  min-height: 280px;
  animation: aa-fade-in 0.35s ease;
}

@keyframes aa-fade-in {
  from {
    opacity: 0;
    transform: translateY(6px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.aa-panel h3 {
  font-family: var(--font-condensed, 'Roboto Condensed', sans-serif);
  font-size: 20px;
  margin: 0 0 8px;
}

.aa-panel .meta {
  font-size: 13px;
  color: var(--aa-muted);
  margin-bottom: 16px;
}

.aa-chip-row {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 12px 0 20px;
}

.aa-chip {
  display: inline-flex;
  align-items: center;
  padding: 6px 10px;
  border-radius: 4px;
  background: var(--aa-surface);
  border: 1px solid var(--aa-line);
  font-size: 12px;
  color: var(--aa-muted);
}

.aa-workflow-list {
  display: grid;
  gap: 12px;
}

.aa-workflow-card {
  display: grid;
  gap: 8px;
  padding: 16px;
  border: 1px solid var(--aa-line);
  border-radius: 8px;
  background: var(--aa-surface);
  text-align: left;
  cursor: pointer;
  transition: border-color 0.2s, box-shadow 0.2s, transform 0.2s;
}

.aa-workflow-card:hover:not(:disabled) {
  border-color: var(--aa-amber);
  box-shadow: 0 8px 20px rgba(15, 17, 23, 0.06);
  transform: translateY(-1px);
}

.aa-workflow-card:disabled {
  cursor: not-allowed;
  opacity: 0.75;
}

.aa-workflow-card strong {
  font-size: 15px;
}

.aa-workflow-card .chain {
  font-size: 12px;
  color: var(--aa-muted);
  line-height: 1.45;
}

.aa-badge {
  display: inline-block;
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding: 3px 8px;
  border-radius: 999px;
  background: rgba(7, 163, 209, 0.12);
  color: var(--aa-cyan);
}

.aa-badge-live {
  background: rgba(255, 121, 0, 0.12);
  color: var(--aa-amber);
}

/* Workflow ribbon */
.aa-ribbon-wrap {
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  padding-bottom: 8px;
  margin: 0 -8px 20px;
}

.aa-ribbon {
  display: flex;
  gap: 0;
  min-width: max-content;
  padding: 8px;
}

.aa-ribbon-step {
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 6px;
  min-width: 132px;
  padding: 14px 16px;
  margin-right: 4px;
  border: 1px solid var(--aa-line);
  background: #fff;
  border-radius: 8px;
  cursor: pointer;
  text-align: left;
  transition: border-color 0.2s, background 0.2s, transform 0.2s;
}

.aa-ribbon-step::after {
  content: '';
  position: absolute;
  right: -10px;
  top: 50%;
  width: 12px;
  height: 2px;
  background: var(--aa-line);
  z-index: 0;
}

.aa-ribbon-step:last-child::after {
  display: none;
}

.aa-ribbon-step:hover {
  border-color: var(--aa-cyan);
}

.aa-ribbon-step.is-active {
  border-color: var(--aa-amber);
  background: rgba(255, 121, 0, 0.06);
  transform: translateY(-2px);
  box-shadow: 0 6px 16px rgba(255, 121, 0, 0.12);
}

.aa-ribbon-step .n {
  font-family: var(--font-mono, ui-monospace, monospace);
  font-size: 11px;
  color: var(--aa-cyan);
}

.aa-ribbon-step .lbl {
  font-size: 12px;
  font-weight: 600;
  line-height: 1.3;
  color: var(--aa-ink);
}

.aa-mobile-step-select {
  display: none;
  width: 100%;
  margin-bottom: 16px;
  padding: 12px 14px;
  border-radius: 8px;
  border: 1px solid var(--aa-line);
  font-size: 14px;
  background: #fff;
}

@media (max-width: 720px) {
  .aa-ribbon-wrap {
    display: none;
  }
  .aa-mobile-step-select {
    display: block;
  }
}

.aa-step-detail {
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: 20px;
}

@media (max-width: 800px) {
  .aa-step-detail {
    grid-template-columns: 1fr;
  }
}

.aa-kv {
  display: grid;
  gap: 12px;
}

.aa-kv dt {
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--aa-cyan);
  margin: 0 0 4px;
}

.aa-kv dd {
  margin: 0;
  font-size: 14px;
  line-height: 1.5;
  color: var(--aa-ink);
}

.aa-autonomy {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 10px;
  border-radius: 6px;
  background: rgba(7, 163, 209, 0.1);
  font-size: 13px;
  font-weight: 600;
}

.aa-principle {
  margin-top: 20px;
  padding: 16px 18px;
  border-left: 3px solid var(--aa-amber);
  background: rgba(255, 121, 0, 0.06);
  font-size: 15px;
  line-height: 1.5;
}

/* Layer stack */
.aa-layers {
  display: flex;
  flex-direction: column-reverse;
  gap: 8px;
}

.aa-layer {
  border: 1px solid var(--aa-line);
  border-radius: 10px;
  background: #fff;
  overflow: hidden;
  transition: box-shadow 0.25s ease, border-color 0.25s ease;
}

.aa-layer.is-open {
  border-color: var(--aa-cyan);
  box-shadow: 0 10px 28px rgba(7, 163, 209, 0.12);
}

.aa-layer.is-hl {
  border-color: var(--aa-amber);
  box-shadow: 0 10px 28px rgba(255, 121, 0, 0.15);
}

.aa-layer-btn {
  width: 100%;
  display: grid;
  grid-template-columns: 48px 1fr auto;
  gap: 12px;
  align-items: center;
  padding: 16px 18px;
  border: 0;
  background: transparent;
  cursor: pointer;
  text-align: left;
}

.aa-layer-num {
  width: 40px;
  height: 40px;
  border-radius: 8px;
  display: grid;
  place-items: center;
  font-family: var(--font-mono, ui-monospace, monospace);
  font-weight: 700;
  font-size: 13px;
  background: var(--aa-grad);
  color: #fff;
}

.aa-layer-btn h3 {
  margin: 0;
  font-size: 16px;
  font-family: var(--font-condensed, 'Roboto Condensed', sans-serif);
}

.aa-layer-btn p {
  margin: 4px 0 0;
  font-size: 13px;
  color: var(--aa-muted);
}

.aa-layer-chevron {
  font-size: 18px;
  color: var(--aa-muted);
  transition: transform 0.25s ease;
}

.aa-layer.is-open .aa-layer-chevron {
  transform: rotate(180deg);
}

.aa-layer-body {
  display: none;
  padding: 0 18px 18px 70px;
  font-size: 14px;
  line-height: 1.55;
  color: var(--aa-muted);
  animation: aa-fade-in 0.3s ease;
}

.aa-layer.is-open .aa-layer-body {
  display: block;
}

/* Ecosystem */
.aa-eco-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
  gap: 12px;
  margin-bottom: 20px;
}

.aa-eco-chip {
  display: flex;
  flex-direction: column;
  gap: 6px;
  padding: 14px 16px;
  border: 1px solid var(--aa-line);
  border-radius: 8px;
  background: #fff;
  cursor: pointer;
  text-align: left;
  transition: border-color 0.2s, background 0.2s, transform 0.2s;
}

.aa-eco-chip:hover,
.aa-eco-chip.is-active {
  border-color: var(--aa-amber);
  background: rgba(255, 121, 0, 0.05);
  transform: translateY(-1px);
}

.aa-eco-chip strong {
  font-size: 13px;
}

.aa-eco-chip span {
  font-size: 12px;
  color: var(--aa-muted);
}

.aa-eco-detail {
  padding: 20px;
  border: 1px solid var(--aa-line);
  border-radius: 10px;
  background: #fff;
  font-size: 14px;
  line-height: 1.55;
  color: var(--aa-muted);
  min-height: 88px;
  animation: aa-fade-in 0.3s ease;
}

.aa-disclaimer {
  margin-top: 16px;
  font-size: 13px;
  color: var(--aa-muted);
  font-style: italic;
}

/* Case study */
.aa-case {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 28px;
  align-items: start;
}

@media (max-width: 860px) {
  .aa-case {
    grid-template-columns: 1fr;
  }
}

.aa-case-main h3 {
  font-family: var(--font-display, Radley, Georgia, serif);
  font-style: italic;
  font-size: clamp(24px, 3vw, 32px);
  margin: 0 0 12px;
}

.aa-case-main p {
  font-size: 15px;
  line-height: 1.6;
  color: var(--aa-muted);
  margin: 0 0 14px;
}

.aa-map-list {
  list-style: none;
  padding: 0;
  margin: 0;
  display: grid;
  gap: 10px;
}

.aa-map-list li {
  padding: 12px 14px;
  border-radius: 8px;
  background: #fff;
  border: 1px solid var(--aa-line);
  font-size: 13px;
  line-height: 1.45;
}

.aa-map-list b {
  display: block;
  font-size: 11px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--aa-amber);
  margin-bottom: 4px;
}

.aa-sources {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 16px;
  margin-top: 20px;
}

.aa-sources a {
  font-size: 13px;
  color: var(--aa-cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(7, 163, 209, 0.35);
}

.aa-sources a:hover {
  color: var(--aa-amber);
  border-bottom-color: rgba(255, 121, 0, 0.4);
}

/* Grounding table */
.aa-table-wrap {
  overflow-x: auto;
  border: 1px solid var(--aa-line);
  border-radius: 10px;
  background: #fff;
}

.aa-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 13px;
}

.aa-table th,
.aa-table td {
  padding: 12px 14px;
  text-align: left;
  border-bottom: 1px solid var(--aa-line);
  vertical-align: top;
  line-height: 1.45;
}

.aa-table th {
  font-family: var(--font-condensed, 'Roboto Condensed', sans-serif);
  font-size: 11px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--aa-muted);
  background: var(--aa-surface);
}

.aa-table tr:last-child td {
  border-bottom: 0;
}

/* CTA band */
.aa-cta {
  padding: 64px 0;
  background:
    radial-gradient(ellipse 60% 80% at 100% 50%, rgba(255, 121, 0, 0.18) 0%, transparent 55%),
    #0f1117;
  color: #fff;
}

.aa-cta h2 {
  font-family: var(--font-display, Radley, Georgia, serif);
  font-style: italic;
  font-size: clamp(28px, 4vw, 40px);
  margin: 0 0 12px;
}

.aa-cta h2 em {
  color: var(--aa-amber);
}

.aa-cta p {
  max-width: 48ch;
  color: rgba(255, 255, 255, 0.75);
  margin: 0 0 24px;
  font-size: 16px;
  line-height: 1.55;
}

.aa-cta .aa-btn-primary {
  box-shadow: none;
}

.aa-cta .aa-btn-ghost {
  background: transparent;
  color: #fff;
  border-color: rgba(255, 255, 255, 0.3);
}

.aa-cta .aa-btn-ghost:hover {
  border-color: var(--aa-cyan);
  color: var(--aa-cyan);
}

.aa-next-note {
  margin-top: 28px;
  font-size: 13px;
  color: rgba(255, 255, 255, 0.55);
}

.aa-loading {
  padding: 80px 24px;
  text-align: center;
  color: var(--aa-muted);
}

.aa-error {
  padding: 40px 24px;
  color: #b91c1c;
  text-align: center;
}