.ailab-hero {
  padding: clamp(48px, 10vw, 96px) 20px clamp(36px, 6vw, 56px);
  background: #071A33;
  color: #fff;
  text-align: center;
}
.ailab-hero__inner {
  max-width: 560px;
  margin: 0 auto;
}
.ailab-hero__eyebrow {
  margin: 0 0 12px;
  font-size: .75rem;
  font-weight: 600;
  letter-spacing: .18em;
  color: #FFC928;
}
.ailab-hero h1 {
  margin: 0 0 12px;
  font-size: clamp(1.35rem, 4.6vw, 2rem);
  font-weight: 700;
  line-height: 1.45;
  letter-spacing: -.02em;
}
.ailab-hero__lead {
  margin: 0 auto 22px;
  max-width: 28rem;
  font-size: clamp(.9rem, 2.4vw, 1rem);
  line-height: 1.8;
  color: rgba(255,255,255,.68);
}
.ailab-hero__row {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 14px;
  flex-wrap: wrap;
  margin-bottom: 28px;
}
.ailab-hero__cta {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 42px;
  padding: 0 22px;
  border-radius: 999px;
  background: #FFC928;
  color: #071A33;
  font-weight: 700;
  font-size: .9rem;
  text-decoration: none;
}
.ailab-hero__cta:hover { color: #071A33; filter: brightness(1.05); }
.ailab-hero__safe {
  font-size: .8rem;
  color: rgba(255,255,255,.5);
}
.ailab-hero__links {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 8px 18px;
}
.ailab-hero__links a {
  color: rgba(255,255,255,.55);
  text-decoration: none;
  font-size: .8125rem;
  border-bottom: 1px solid transparent;
}
.ailab-hero__links a:hover {
  color: #fff;
  border-bottom-color: rgba(255,201,40,.6);
}
@media (max-width: 640px) {
  .ailab-hero { padding: 40px 16px 28px; }
  .ailab-hero__row { margin-bottom: 20px; }
  .ailab-hero__links { gap: 10px 14px; }
  .ailab-hero__links a { font-size: .75rem; }
  .ailab-toc { top: 56px; }
}
.ailab-toc {
  position: sticky;
  top: 72px;
  z-index: 20;
  background: rgba(248,249,251,.92);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border);
}
.ailab-toc__inner {
  display: flex;
  gap: 8px;
  overflow-x: auto;
  padding: 10px 0;
  scrollbar-width: thin;
}
.ailab-toc a {
  flex: 0 0 auto;
  text-decoration: none;
  color: var(--text-secondary);
  font-size: .8125rem;
  font-weight: 600;
  padding: 8px 14px;
  border-radius: 999px;
  border: 1px solid var(--border);
  background: #fff;
  white-space: nowrap;
}
.ailab-toc a:hover,
.ailab-toc a.is-active {
  background: var(--primary);
  color: #fff;
  border-color: var(--primary);
}
.ailab-section {
  padding: var(--sp-10) 0;
  border-bottom: 1px solid var(--border);
}
.ailab-kicker {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: var(--primary);
  font-weight: 700;
  font-size: .8125rem;
  margin-bottom: var(--sp-2);
}
.ailab-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1.05fr);
  gap: var(--sp-6);
  align-items: start;
}
@media (max-width: 900px) {
  .ailab-grid { grid-template-columns: 1fr; }
  .ailab-toc { top: 56px; }
}
.ailab-copy h2 {
  margin: 0 0 var(--sp-3);
  font-size: 1.5rem;
}
.ailab-copy p,
.ailab-copy li {
  color: var(--text-secondary);
  line-height: 1.85;
}
.ailab-steps {
  margin: var(--sp-4) 0 0;
  padding: 0;
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.ailab-steps li {
  display: flex;
  gap: 12px;
  align-items: flex-start;
  background: var(--bg);
  border-radius: 14px;
  padding: 12px 14px;
  border: 1px solid var(--border);
}
.ailab-steps span {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: var(--primary);
  color: #fff;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: .75rem;
  font-weight: 800;
  flex-shrink: 0;
}
.ailab-panel {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: 20px;
  box-shadow: 0 12px 32px rgba(7,26,51,.06);
  overflow: hidden;
}
.ailab-panel__head {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 8px;
  padding: 14px 18px;
  background: #071A33;
  color: #fff;
}
.ailab-panel__head h3 {
  margin: 0;
  font-size: .95rem;
}
.ailab-sandbox {
  font-size: .75rem;
  background: rgba(255,201,40,.18);
  color: #FFC928;
  border-radius: 999px;
  padding: 4px 10px;
  font-weight: 700;
}
.ailab-panel__body { padding: 18px; }
.ailab-form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
}
@media (max-width: 640px) {
  .ailab-form-row { grid-template-columns: 1fr; }
}
.ailab-result { margin-top: 16px; }
.ailab-result[hidden],
.ailab-loading[hidden] { display: none !important; }
.ailab-loading {
  display: flex;
  align-items: center;
  gap: 10px;
  color: var(--text-muted);
  font-size: .9rem;
  padding: 12px 0;
}
.ailab-decision {
  border-radius: 16px;
  padding: 16px;
  border: 1px solid var(--border);
}
.ailab-decision--approve { background: var(--success-bg); border-color: #bbf7d0; }
.ailab-decision--reject { background: var(--danger-bg); border-color: #fecaca; }
.ailab-decision--escalate { background: var(--warning-bg); border-color: #fde68a; }
.ailab-bar {
  height: 8px;
  background: var(--bg);
  border-radius: 999px;
  overflow: hidden;
  margin-top: 8px;
}
.ailab-bar > i {
  display: block;
  height: 100%;
  background: linear-gradient(90deg, var(--primary), #f5c06a);
}
.ailab-flags {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-top: 10px;
}
.ailab-flags span,
.ailab-chip {
  font-size: .75rem;
  background: #fff;
  border: 1px solid var(--border);
  border-radius: 999px;
  padding: 4px 10px;
}
.ailab-price {
  text-align: center;
  padding: 12px 0;
}
.ailab-price strong {
  display: block;
  font-size: 1.75rem;
  color: var(--primary);
}
.ailab-match {
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 12px 14px;
  margin-bottom: 10px;
  background: var(--bg);
}
.ailab-match h4 { margin: 0 0 6px; font-size: .95rem; }
.ailab-code details {
  margin-top: 16px;
  border: 1px dashed var(--border-strong);
  border-radius: 14px;
  padding: 10px 14px;
  background: #fbfcfe;
}
.ailab-code summary {
  cursor: pointer;
  font-weight: 700;
  font-size: .875rem;
  color: var(--primary);
}
.ailab-code pre {
  margin: 12px 0 0;
  overflow: auto;
  background: #0b1f3a;
  color: #e8eef7;
  border-radius: 12px;
  padding: 14px;
  font-size: .75rem;
  line-height: 1.65;
  direction: ltr;
  text-align: left;
}
.ailab-chat {
  min-height: 220px;
  max-height: 320px;
  overflow: auto;
  background: var(--bg);
  border-radius: 14px;
  padding: 12px;
  margin-bottom: 12px;
}
.ailab-msg { display: flex; margin-bottom: 10px; }
.ailab-msg--user { justify-content: flex-start; }
.ailab-msg--bot { justify-content: flex-end; }
.ailab-msg div {
  max-width: 85%;
  padding: 10px 12px;
  border-radius: 14px;
  line-height: 1.7;
  font-size: .875rem;
}
.ailab-msg--user div { background: #fff; border: 1px solid var(--border); }
.ailab-msg--bot div { background: var(--primary); color: #fff; }
.ailab-signals {
  font-size: .75rem;
  direction: ltr;
  text-align: left;
  background: #0b1f3a;
  color: #dbe7f5;
  border-radius: 12px;
  padding: 12px;
  overflow: auto;
  margin-top: 10px;
}