/* Ergänzungen ausschliesslich für die About-Seite; bestehende Website-Tokens bleiben massgeblich. */
.hdc-about .about-nowrap { white-space: nowrap; }
.hdc-about .about-skip-link { position: fixed; top: -100px; left: 14px; z-index: 200; padding: 12px 18px; background: var(--surface); color: var(--accent); border: 2px solid var(--accent); border-radius: 10px; }
.hdc-about .about-skip-link:focus { top: 12px; }
.hdc-about :focus-visible { outline: 3px solid var(--accent); outline-offset: 4px; }
.hdc-about [id] { scroll-margin-top: 90px; }
.hdc-about .about-hero { padding: 38px 32px 28px; }
.hdc-about .about-hero h1 { max-width: 22ch; }
.hdc-about .about-hero .lead { max-width: 78ch; margin-bottom: 16px; }
.hdc-about .about-byline { margin: 0; color: var(--muted); font-size: .95rem; }
.hdc-about .about-layout { grid-template-areas: "article toc"; }
.hdc-about .about-toc { grid-area: toc; }
.hdc-about .about-toc h2 { font-size: 1.08rem; margin-bottom: 10px; }
.hdc-about .about-toc .side-nav a { min-height: 44px; }
.hdc-about .about-article { grid-area: article; min-width: 0; }
.hdc-about .about-section { margin-top: 40px; padding-top: 8px; border-top: 1px solid var(--border); }
.hdc-about .about-section:first-child { margin-top: 0; padding-top: 0; border-top: 0; }
.hdc-about .about-section:first-child h2 { margin-top: 0; }
.hdc-about .about-section h2 { margin-top: 25px; margin-bottom: 20px; }
.hdc-about .about-section h3 { font-size: 1.17rem; line-height: 1.35; margin-top: 32px; margin-bottom: 12px; }
.hdc-about .about-figure { margin: 24px 0 32px; padding: 10px; border: 1px solid var(--border); border-radius: 14px; background: var(--surface-soft); }
.hdc-about .about-figure img { display: block; width: 100%; height: auto; border-radius: 8px; }
.hdc-about figcaption { color: var(--muted); font-size: .9rem; line-height: 1.5; margin-top: 12px; }
.hdc-about .about-caption-note, .hdc-about .about-media-credit { display: block; color: var(--muted); font-size: .8rem; line-height: 1.5; margin-top: 8px; }
.hdc-about .about-figure-portrait { max-width: 390px; margin-left: auto; margin-right: auto; }
.hdc-about .about-figure-lamp { max-width: 580px; margin-left: auto; margin-right: auto; }
.hdc-about .about-drawing-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 14px; margin: 22px 0 12px; }
.hdc-about .about-drawing { min-width: 0; margin: 0; padding: 10px; border: 1px solid var(--border); border-radius: 12px; background: var(--surface-soft); }
.hdc-about .about-drawing img { display: block; width: 100%; height: auto; background: var(--surface); border-radius: 6px; }
.hdc-about .about-drawing figcaption strong, .hdc-about .about-drawing figcaption span { display: block; }
.hdc-about .about-drawing figcaption strong { font-size: 1rem; color: var(--text); }
.hdc-about .about-drawing figcaption > span { min-height: 2.9em; font-size: .78rem; }
.hdc-about .about-drawing figcaption a { display: inline-block; padding: 8px 0 2px; font-size: .84rem; min-height: 36px; }
.hdc-about .about-drawing figcaption a span { display: inline; }
.hdc-about .about-history-note { color: var(--muted); font-size: .87rem; padding: 13px 16px; border-left: 3px solid var(--border); background: var(--surface-soft); }
.hdc-about .about-video { margin: 26px 0 32px; }
.hdc-about .about-video video { display: block; width: 100%; height: auto; aspect-ratio: 16 / 9; border: 1px solid var(--border); border-radius: 12px; background: var(--surface-soft); }
.hdc-about .about-video figcaption strong, .hdc-about .about-video figcaption > span { display: block; }
.hdc-about .about-video figcaption strong { color: var(--text); font-size: 1rem; }
.hdc-about .about-video .about-video-actions { display: flex; flex-wrap: wrap; gap: 6px 18px; margin-top: 8px; }
.hdc-about .about-video-description { margin-top: 12px; color: var(--muted); font-size: .87rem; }
.hdc-about .about-video-description summary { cursor: pointer; padding: 8px 0; }
.hdc-about .about-video-description p { margin: 6px 0 0; }
.hdc-about .about-news-date { display: flex; align-items: center; flex-wrap: wrap; gap: 10px; font-size: .88rem; color: var(--muted); }
.hdc-about .about-published { padding: 4px 10px; border-radius: 99px; background: var(--accent-soft); color: var(--accent); font-weight: 700; }
.hdc-about .about-section .about-news-title { margin-top: 12px; }
@media (max-width: 980px) {
 .hdc-about .about-layout { grid-template-areas: "toc" "article"; }
 .hdc-about .about-toc .sidebar-card { margin-bottom: 0; }
 .hdc-about .about-toc .side-nav { grid-template-columns: repeat(4,minmax(0,1fr)); gap: 8px; }
 .hdc-about .about-toc .side-nav a { background: var(--surface-soft); padding: 10px; text-align: center; }
}
@media (max-width: 680px) {
 .hdc-about .about-hero { padding: 24px 22px; }
 .hdc-about .about-hero h1 { font-size: clamp(1.65rem,7vw,2.5rem); }
 .hdc-about .about-hero .lead { font-size: 1.03rem; }
 .hdc-about .about-toc .side-nav { grid-template-columns: repeat(2,minmax(0,1fr)); }
 .hdc-about .about-drawing-grid { grid-template-columns: repeat(2,minmax(0,1fr)); gap: 10px; }
 .hdc-about .about-drawing { padding: 8px; }
 .hdc-about .about-section h3 { font-size: 1.08rem; }
 .hdc-about .about-figure { padding: 8px; }
}
@media (max-width: 360px) {
 .hdc-about .about-drawing-grid { grid-template-columns: 1fr; }
 .hdc-about .about-article { padding: 20px 18px; }
 .hdc-about .about-drawing figcaption > span { min-height: 0; }
}
@media (prefers-reduced-motion: reduce) {
 html.hdc-about-document { scroll-behavior: auto; }
 .hdc-about .figure-fullsize img { transition: none; }
}
@media print {
 .hdc-about .site-header-v2, .hdc-about .about-toc, .hdc-about .about-skip-link { display: none; }
 .hdc-about .about-layout { display: block; }
 .hdc-about .about-hero, .hdc-about .about-article { box-shadow: none; }
 .hdc-about .about-drawing { break-inside: avoid; }
}