/* AI-Trading introduction: reuse the public site's colors, type, controls and theme. */
.ai-intro-page .ai-intro-hero {
  display: grid;
  grid-template-columns: minmax(0, 1.2fr) minmax(0, 1fr);
  align-items: center;
  gap: 72px;
  padding-block: 88px 96px;
}
.ai-intro-hero h1 { margin: 16px 0 0; font-size: clamp(38px, 4.3vw, 54px); line-height: 1.25; letter-spacing: -.045em; }
.ai-intro-hero h1 > span { color: var(--mk-ink); }
.ai-intro-hero h1 { color: var(--mk-blue-text); }
.ai-intro-hero__copy > p { max-width: 550px; margin: 24px 0 0; color: var(--mk-ink-2); font-size: 18px; line-height: 1.8; }
.ai-intro-hero__copy > .ai-intro-hero__note { margin-top: 18px; font-size: 14px; color: var(--mk-muted); }
.ai-intro-flow { padding: 32px; border: 1px solid var(--mk-line); border-radius: var(--mk-radius); background: var(--mk-bg-2); }
.ai-intro-flow__brand { display: flex; align-items: center; gap: 14px; }
.ai-intro-flow__brand img, .ai-intro-final img { flex: none; border-radius: 14px; }
.ai-intro-flow__brand b { display: block; font-size: 22px; line-height: 1.4; }
.ai-intro-flow__brand span { display: block; margin-top: 3px; color: var(--mk-muted); font-size: 14px; }
.ai-intro-flow ol { display: grid; gap: 22px; list-style: none; margin: 32px 0 0; padding: 0; }
.ai-intro-flow li { display: flex; align-items: flex-start; gap: 14px; }
.ai-intro-step { display: inline-grid; flex: none; place-items: center; width: 36px; height: 36px; border-radius: 12px; background: var(--mk-blue-soft); color: var(--mk-blue-text); font-size: 13px; font-weight: 800; }
.ai-intro-flow h2 { font-size: 17px; line-height: 1.5; margin: 3px 0 4px; }
.ai-intro-flow li p { font-size: 14px; line-height: 1.65; color: var(--mk-ink-2); margin: 0; }
.ai-intro-flow__note { border-top: 1px solid var(--mk-line-strong); padding-top: 18px; margin: 24px 0 0; color: var(--mk-muted); font-size: 13px; }
.ai-intro-section { padding-block: 88px; scroll-margin-top: 24px; }
.ai-intro-band { background: var(--mk-bg-2); }
.ai-intro-relationship { display: grid; grid-template-columns: 1fr 1.2fr; gap: 72px; }
.ai-intro-relationship__copy p { margin: 0; color: var(--mk-ink-2); font-size: 17px; line-height: 1.85; }
.ai-intro-relationship__copy p + p { margin-top: 18px; }
.ai-intro-relationship__copy strong { font-weight: 650; color: var(--mk-ink); }
.ai-intro-relationship__copy a, .ai-intro-start a { color: var(--mk-blue-text); text-decoration: underline; text-underline-offset: 4px; }
.ai-intro-features { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 24px; margin-top: 40px; }
.ai-intro-features article { padding: 32px; border: 1px solid var(--mk-line-strong); border-radius: var(--mk-radius); }
.ai-intro-feature-label { color: var(--mk-blue-text); font-weight: 700; font-size: 14px; }
.ai-intro-features h3 { margin: 12px 0 14px; font-size: 23px; line-height: 1.5; }
.ai-intro-features p { margin: 0; color: var(--mk-ink-2); line-height: 1.8; }
.ai-intro-start { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 36px; margin: 40px 0 28px; padding: 0; list-style: none; }
.ai-intro-start h3 { margin: 18px 0 12px; font-size: 20px; line-height: 1.5; }
.ai-intro-start p { color: var(--mk-ink-2); margin: 0; line-height: 1.8; }
.ai-intro-page .text-link { display: inline-flex; align-items: center; min-height: 44px; }
.ai-intro-final { padding: 44px; margin-bottom: 88px; text-align: center; background: var(--mk-blue-soft); border-radius: var(--mk-radius); }
.ai-intro-final img { display: block; margin-inline: auto; }
.ai-intro-final h2 { margin: 20px 0 12px; font-size: 30px; line-height: 1.4; }
.ai-intro-final p { color: var(--mk-ink-2); margin: 0 0 24px; }

@media (max-width: 950px) {
  .ai-intro-page .ai-intro-hero { grid-template-columns: 1fr; gap: 40px; padding-block: 56px 64px; }
  .ai-intro-hero__copy { max-width: 670px; }
  .ai-intro-flow { width: 100%; max-width: 670px; }
  .ai-intro-relationship { grid-template-columns: 1fr; gap: 28px; }
  .ai-intro-section { padding-block: 64px; }
  .ai-intro-start { gap: 24px; }
  .ai-intro-final { margin-bottom: 64px; }
}
@media (max-width: 640px) {
  .ai-intro-page .market-nav { gap: 22px; }
  .ai-intro-page .ai-intro-hero { padding-block: 40px 48px; gap: 32px; }
  .ai-intro-hero h1 { font-size: clamp(32px, 8.6vw, 44px); }
  .ai-intro-hero__copy > p { font-size: 16px; margin-top: 20px; }
  .ai-intro-hero__copy > .ai-intro-hero__note { font-size: 13px; }
  .ai-intro-flow { padding: 24px; }
  .ai-intro-flow__brand b { font-size: 20px; }
  .ai-intro-flow__brand span { font-size: 13px; }
  .ai-intro-section { padding-block: 56px; }
  .ai-intro-relationship__copy p { font-size: 16px; }
  .ai-intro-features { grid-template-columns: 1fr; gap: 16px; margin-top: 28px; }
  .ai-intro-features article { padding: 24px; }
  .ai-intro-features h3 { font-size: 21px; }
  .ai-intro-start { grid-template-columns: 1fr; gap: 26px; margin-top: 28px; }
  .ai-intro-start li { display: flex; align-items: flex-start; gap: 16px; }
  .ai-intro-start h3 { margin: 2px 0 10px; font-size: 18px; }
  .ai-intro-final { padding: 32px 24px; margin-bottom: 56px; }
  .ai-intro-final h2 { font-size: 26px; }
}