/* V166.46: scoped audio, integrated AV and reference-library refinements. */
.pnss-audio-v16646 .guide-hero {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  gap: 40px;
  align-items: center;
  min-height: 0;
  padding: 58px max(24px, calc((100vw - 1180px) / 2));
}
.pnss-audio-v16646 .guide-hero-copy { padding: 0; min-width: 0; max-width: 600px; }
.pnss-audio-v16646 .guide-hero h1 {
  max-width: 600px;
  margin: 14px 0 20px;
  font-size: clamp(2rem, 3.4vw, 3.3rem);
  line-height: 1.12;
  letter-spacing: -.035em;
  overflow-wrap: normal;
}
.pnss-audio-v16646 .guide-hero .page-lead { font-size: 1rem; line-height: 1.65; max-width: 580px; }
.pnss-audio-v16646 .guide-hero-visual { margin: 0; min-width: 0; min-height: 0; align-self: center; position: relative; z-index: 2; }
.pnss-audio-v16646 .guide-hero-visual::after { display: none; }
.pnss-audio-v16646 .guide-hero-visual picture { display: block; overflow: hidden; }
.pnss-audio-v16646 .guide-hero-visual picture img { display: block; width: 100%; height: auto; }
.pnss-audio-v16646 .guide-hero-visual figcaption { position: static; max-width: none; padding: 12px 16px; margin: 0; font-size: .76rem; line-height: 1.5; background: #071c41; }
.pnss-audio-v16646 .audio-paths-v16626 { padding-top: 52px; padding-bottom: 58px; }
.pnss-audio-v16646 .audio-paths-heading h2 { font-size: clamp(1.8rem, 2.7vw, 2.7rem); line-height: 1.15; }
.pnss-audio-v16646 .audio-paths-grid > a { scroll-margin-top: 96px; }
.pnss-audio-v16646 .audio-paths-grid > a:focus-visible { outline: 3px solid #1267f3; outline-offset: 4px; }

.pnss-av-v16646 .v164r4-hero h1 { font-size: clamp(2.2rem, 3.8vw, 3.8rem); line-height: 1.1; }
.pnss-av-v16646 .v164r4-hero-media { height: auto; margin: 0; }
.pnss-av-v16646 .v164r4-hero-media picture { display: block; }
.pnss-av-v16646 .v164r4-hero-media img { height: auto; aspect-ratio: 1672 / 941; object-fit: cover; }
.pnss-av-v16646 .v164r4-hero-media figcaption { padding: 12px 16px; background: #fff; color: #50647c; font-size: .76rem; line-height: 1.5; }
.pnss-av-v16646 .pnss-av-cards { grid-template-columns: repeat(6, minmax(0, 1fr)); gap: 18px; }
.pnss-av-v16646 .pnss-av-cards > a { grid-column: span 2; display: flex; flex-direction: column; color: inherit; text-decoration: none; min-height: 200px; }
.pnss-av-v16646 .pnss-av-cards > a:nth-child(4) { grid-column: 2 / span 2; }
.pnss-av-v16646 .pnss-av-cards > a:nth-child(5) { grid-column: 4 / span 2; }
.pnss-av-v16646 .pnss-av-cards h3 { font-size: 1.15rem; line-height: 1.3; }
.pnss-av-v16646 .pnss-av-cards p { font-size: .9rem; line-height: 1.6; }
.pnss-av-v16646 .pnss-av-cards b { margin-top: auto; padding-top: 12px; color: #075fa8; font-size: .8rem; }
.pnss-av-v16646 .pnss-av-number { margin-bottom: 12px; color: #0879c9; font-size: .72rem; font-weight: 800; }
.pnss-av-v16646 .pnss-av-cards > a:hover { border-color: #1267f3; box-shadow: 0 12px 30px #071a3d14; }
.pnss-av-v16646 .pnss-av-cards > a:focus-visible { outline: 3px solid #1267f3; outline-offset: 4px; }
.pnss-av-v16646 #av-systems { scroll-margin-top: 96px; }

.pnss-projects-v16646 .v164-hero { padding-top: 58px; padding-bottom: 40px; }
.pnss-projects-v16646 .v164-hero h1 { font-size: clamp(2.4rem, 4vw, 3.8rem); line-height: 1.1; letter-spacing: -.04em; }
.pnss-projects-v16646 .v164-heading h2 { font-size: clamp(1.9rem, 2.8vw, 2.8rem); line-height: 1.15; }
.pnss-projects-v16646 #reference-library { scroll-margin-top: 96px; }
.pnss-projects-v16646 .pnss-reference-filters { display: grid; grid-template-columns: minmax(0, 1fr) minmax(180px, .55fr) auto; gap: 18px; align-items: end; margin-bottom: 28px; }
.pnss-projects-v16646 .pnss-reference-filters label { display: grid; gap: 8px; color: #334b69; font-size: .84rem; font-weight: 650; }
.pnss-projects-v16646 .pnss-reference-filters input,
.pnss-projects-v16646 .pnss-reference-filters select { box-sizing: border-box; width: 100%; min-height: 48px; padding: 11px 14px; border: 1px solid #b9c9dc; border-radius: 10px; background: #fff; color: #061735; font: inherit; }
.pnss-projects-v16646 .pnss-reference-filters input:focus-visible,
.pnss-projects-v16646 .pnss-reference-filters select:focus-visible { outline: 3px solid #1267f3; outline-offset: 2px; }
.pnss-projects-v16646 #reference-count { margin: 0 0 13px; color: #526882; font-size: .82rem; white-space: nowrap; }
.pnss-projects-v16646 .pnss-reference-card { color: inherit; text-decoration: none; }
.pnss-projects-v16646 .pnss-reference-card:focus-visible { outline: 3px solid #1267f3; outline-offset: 4px; }
.pnss-projects-v16646 .pnss-reference-status { align-self: flex-start; margin-bottom: 12px; padding: 5px 9px; border: 1px solid #d4deea; border-radius: 6px; background: #edf3fa; color: #294765; font-size: .7rem; line-height: 1.4; font-weight: 650; }
.pnss-projects-v16646 [data-reference-type="planning"] .pnss-reference-status { background: #fff8e8; color: #7a5717; border-color: #ebd6a9; }
.pnss-projects-v16646 [data-reference-type="completed"] .pnss-reference-status { background: #edf7f3; color: #226449; border-color: #c6e2d5; }
.pnss-projects-v16646 .pnss-reference-empty { padding: 22px; border: 1px solid #d4deea; border-radius: 12px; background: #fff; color: #526882; }
.pnss-projects-v16646 [hidden] { display: none !important; }

@media (max-width: 980px) {
  .pnss-audio-v16646 .guide-hero { grid-template-columns: 1fr; gap: 28px; padding-top: 40px; padding-bottom: 40px; }
  .pnss-audio-v16646 .guide-hero-copy { max-width: 760px; }
  .pnss-audio-v16646 .guide-hero h1 { max-width: 680px; }
  .pnss-av-v16646 .pnss-av-cards { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .pnss-av-v16646 .pnss-av-cards > a,
  .pnss-av-v16646 .pnss-av-cards > a:nth-child(4),
  .pnss-av-v16646 .pnss-av-cards > a:nth-child(5) { grid-column: auto; }
  .pnss-av-v16646 .pnss-av-cards > a:last-child { grid-column: 1 / -1; }
}
@media (max-width: 640px) {
  .pnss-audio-v16646 .guide-hero { padding: 32px 18px; }
  .pnss-audio-v16646 .guide-hero h1 { font-size: clamp(1.95rem, 7.5vw, 2.45rem); line-height: 1.14; }
  .pnss-audio-v16646 .audio-paths-v16626 { padding-top: 36px; padding-bottom: 40px; }
  .pnss-av-v16646 .pnss-av-cards { grid-template-columns: 1fr; }
  .pnss-av-v16646 .pnss-av-cards > a:last-child { grid-column: auto; }
  .pnss-av-v16646 .pnss-av-cards > a { min-height: 0; }
  .pnss-projects-v16646 .pnss-reference-filters { grid-template-columns: 1fr; gap: 14px; }
  .pnss-projects-v16646 #reference-count { margin: 0; }
  .pnss-projects-v16646 .v164-hero { padding-top: 36px; padding-bottom: 28px; }
}