.ai-opening{
  padding-top:80px;
  padding-bottom:72px;
  border-bottom:1px solid var(--border);
  background:radial-gradient(ellipse at 85% 12%,var(--glow),var(--clear) 62%),linear-gradient(180deg,var(--hero-top),var(--hero-bottom));
  max-width:100%;
  overflow-x:clip;
}
.ai-opening__layout{
  display:grid;
  grid-template-columns:minmax(0,1.4fr) minmax(0,1fr);
  gap:72px;
  align-items:center;
}
.ai-opening__layout>*{min-width:0}
.ai-opening h1{margin:24px 0 0;line-height:1.15}
.ai-opening__actions{
  display:flex;
  flex-wrap:wrap;
  gap:12px;
  margin-top:30px;
}
.ai-opening__lead{max-width:580px;margin:28px 0 18px;color:var(--muted)}
.ai-opening__trust{margin:0;font-size:14px;color:var(--muted)}
.ai-door-note{position:relative;margin-top:24px}
.ai-door-note__arch{
  display:grid;
  place-items:center;
  width:80px;
  height:104px;
  margin-top:-60px;
  border:1px solid var(--accent-line);
  border-radius:var(--r-mini) var(--r-mini) var(--r-s) var(--r-s);
  color:var(--accent);
  background:linear-gradient(180deg,var(--hero-top),var(--apricot));
  box-shadow:var(--shadow-float);
}
.ai-door-note h2{font-size:30px;margin:24px 0}
.ai-door-note__list{margin:0 0 24px}
.ai-door-note__list>div{
  display:grid;
  grid-template-columns:48px minmax(0,1fr);
  gap:16px;
  padding-block:14px;
  border-bottom:1px solid var(--border);
}
.ai-door-note dt{font-weight:500}
.ai-door-note dd{margin:0;color:var(--muted);font-size:15px}
.ai-door-note>p{font-size:14px;margin-bottom:0}
.ai-content{max-width:1080px}
.ai-section{padding-top:64px}
.ai-section h2{margin:14px 0 28px}
.ai-section>p{max-width:88ch;line-height:1.9}
.ai-requirements{margin-top:32px}
.ai-requirements h3{margin-top:0;font-size:25px}
.ai-requirements p{font-size:15px;line-height:1.85;color:var(--muted);margin-bottom:0}
.ai-caption{margin-top:14px;font-size:14px;color:var(--muted)}
.ai-dev-list{border-top:1px solid var(--border-deep);margin-bottom:28px}
.ai-dev-list__item{
  display:grid;
  grid-template-columns:minmax(0,.6fr) minmax(0,2fr);
  gap:36px;
  padding-block:28px;
  border-bottom:1px solid var(--border);
}
.ai-dev-list__item>*{min-width:0}
.ai-dev-list__item h3{margin:0;font-size:25px}
.ai-dev-list__item p{line-height:1.9}
.ai-dev-list__item p:last-child{margin-bottom:0}
.ai-route-links{display:flex;flex-wrap:wrap;gap:16px;margin-top:28px}
@media(max-width:1024px){
  .ai-opening__layout{gap:36px}
}
@media(max-width:768px){
  .ai-opening{padding-top:48px;padding-bottom:48px}
  .ai-opening__layout{grid-template-columns:minmax(0,1fr);gap:52px}
  .ai-opening h1{font-size:clamp(30px,8.4vw,40px)}
  .ai-door-note{margin-top:0}
  .ai-door-note__arch{width:64px;height:80px;margin-top:0}
  .ai-door-note h2{font-size:30px}
  .ai-section{padding-top:44px}
  .ai-dev-list__item{grid-template-columns:minmax(0,1fr);gap:18px}
}
@media(max-width:360px){
  .ai-opening__actions .btn{padding-inline:20px}
  .ai-route-links{gap:12px}
}