.pai-page .pai-hero{padding:64px 0 40px}
.pai-hero-grid{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1.1fr);gap:40px;align-items:center;margin-top:22px}
.pai-hero h1{font-size:clamp(2.5rem,4.2vw,4.4rem);line-height:1.06;letter-spacing:-.045em;margin:0 0 24px}
.pai-hero .lead{font-size:1.15rem;line-height:1.75;color:var(--text-muted)}
.pai-context{font-size:.88rem;line-height:1.7;color:var(--text-muted);max-width:850px;margin-top:24px}
.pai-subnav{display:flex;flex-wrap:wrap;gap:10px;margin-top:36px;padding:18px 0;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.pai-subnav a{padding:10px 14px;border-radius:100px;color:var(--text-muted);font-size:.9rem;text-decoration:none}
.pai-subnav a[aria-current],.pai-subnav a:hover{background:var(--accent-wash);color:var(--accent)}
.pai-page a:focus-visible{outline:3px solid var(--accent);outline-offset:4px}
.pai-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:28px;margin-top:36px}
.pai-card{display:flex;flex-direction:column;border:1px solid var(--line);border-radius:var(--radius-lg);overflow:hidden;background:var(--glass);color:var(--text);text-decoration:none}
.pai-card>div{padding:28px;display:flex;flex-direction:column;flex:1}.pai-card>div>strong:last-child{margin-top:auto;padding-top:8px}.pai-card h3{font-size:1.5rem;line-height:1.3;margin:14px 0}.pai-card p{color:var(--text-muted);line-height:1.75;margin-bottom:18px}.pai-card strong{color:var(--accent)}
.pai-page img{display:block;max-width:100%;height:auto}.pai-card>img{width:100%;aspect-ratio:16/9;object-fit:cover}
.pai-media{min-width:0;margin:0;border:1px solid var(--line);border-radius:var(--radius-lg);overflow:hidden;background:var(--glass);box-shadow:var(--glass-shadow)}
.pai-media video{display:block;width:100%;aspect-ratio:16/9;background:#080b14;object-fit:contain}
.pai-media>img{width:100%;aspect-ratio:16/9;object-fit:contain;background:#080b14}
.pai-media figcaption{padding:14px 18px;color:var(--text-muted);font-size:.8rem;line-height:1.6}.pai-media figcaption a{color:var(--accent)}
.pai-feature{display:grid;grid-template-columns:minmax(0,.7fr) minmax(0,1.3fr);gap:40px;align-items:center;padding:40px 0;border-bottom:1px solid var(--line)}
.pai-feature h3{font-size:1.8rem;letter-spacing:-.03em;line-height:1.2;margin-bottom:18px}.pai-feature p{color:var(--text-muted);line-height:1.8}
.pai-lifecycle{list-style:none;display:grid;grid-template-columns:repeat(4,1fr);gap:12px;margin:28px 0;padding:0;counter-reset:stage}
.pai-lifecycle li{padding:20px;border:1px solid var(--line);border-radius:var(--radius);background:var(--glass);counter-increment:stage}.pai-lifecycle li:before{content:counter(stage,decimal-leading-zero) ' / ';color:var(--accent);font-family:var(--mono);font-size:.8rem}
.pai-next{background:var(--accent-wash)}.pai-download{margin-top:24px}.pai-download a{color:var(--accent);font-weight:600}
@media(max-width:900px){.pai-hero-grid,.pai-feature{grid-template-columns:1fr;gap:28px}.pai-page .pai-hero{padding-top:44px}.pai-feature{padding:32px 0}}
@media(max-width:600px){.pai-grid{grid-template-columns:1fr}.pai-card>div{padding:22px}.pai-lifecycle{grid-template-columns:repeat(2,1fr)}.pai-subnav{gap:4px}.pai-subnav a{padding:10px;font-size:.82rem}.pai-hero h1{font-size:2.65rem}}

.pai-hero .hero-buttons{margin-top:24px}
.pai-grid-three{grid-template-columns:repeat(3,minmax(0,1fr))}
.pai-grid>:only-child{grid-column:1/-1;max-width:860px;width:100%;justify-self:center}
@media(max-width:900px){.pai-grid-three{grid-template-columns:1fr}}