/* Speaker directory only. Every photo uses the same 2:3 portrait frame. */
.speaker-directory .directory-section { padding-top: 28px; padding-bottom: 96px; scroll-margin-top: 130px; }
.directory-grid { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 36px 26px; align-items: start; }
.directory-person { min-width: 0; background: #f5f5f5; }
.directory-portrait { margin: 0; background: #050505; overflow: hidden; }
.speaker-directory .directory-portrait img { display: block; width: 100%; height: auto; max-width: 100%; aspect-ratio: 2 / 3; object-fit: cover; object-position: var(--portrait-position, 50% 30%); }
#person-frank-greeff { --portrait-position: 58% 50%; }
.directory-person-copy { padding: 26px 24px 22px; position: relative; }
.directory-person-copy::after { content: ''; position: absolute; bottom: 0; right: 0; width: 9px; height: 9px; background: #fff; box-shadow: -9px 0 #fff, 0 -9px #fff; pointer-events: none; }
.site-page .speaker-directory .directory-person h3 { font-size: clamp(25px, 2.25vw, 34px); line-height: 1.06; letter-spacing: -.035em; margin: 0 0 12px; overflow-wrap: anywhere; }
.speaker-directory .directory-role { font-size: 16px; line-height: 1.45; color: #414141; margin: 0; }
.directory-appearance { display: flex; flex-wrap: wrap; gap: 6px 14px; align-items: center; color: #0a49ba; font-size: 13px; line-height: 1.4; min-height: 44px; padding-bottom: 12px; }
.directory-appearance > span { font-weight: 600; }
.directory-appearance > span::before { content: ''; display: inline-block; width: 6px; height: 6px; margin-right: 8px; background: #0a49ba; box-shadow: 6px -6px #34bcb5; }
.directory-appearance time { color: #444; }
.directory-appearance:focus-visible { outline: 2px solid #0a49ba; outline-offset: 3px; }
.speaker-directory .directory-history-note { font-size: 13px; line-height: 1.4; color: #555; margin: 14px 0 0; }
.speaker-directory .directory-bio { padding: 0; border: 0; margin: 20px 0 0; }
.speaker-directory .directory-bio > summary { display: flex; align-items: center; justify-content: space-between; gap: 16px; list-style: none; padding: 12px 0; min-height: 46px; font-size: 16px; line-height: 1.4; color: #111; cursor: pointer; border-top: 1px solid #d6d8dc; }
.directory-bio > summary::-webkit-details-marker { display: none; }
.directory-bio > summary::marker { content: ''; }
.directory-bio > summary:focus-visible { outline: 2px solid #0a49ba; outline-offset: 4px; }
.directory-close-label, .directory-bio[open] .directory-read-label { display: none; }
.directory-bio[open] .directory-close-label { display: inline; }
.directory-bio-mark { position: relative; width: 15px; height: 15px; flex: 0 0 15px; }
.directory-bio-mark::before, .directory-bio-mark::after { content: ''; position: absolute; background: #0a49ba; }
.directory-bio-mark::before { width: 15px; height: 3px; top: 6px; left: 0; }
.directory-bio-mark::after { height: 15px; width: 3px; left: 6px; top: 0; }
.directory-bio[open] .directory-bio-mark::after { display: none; }
.speaker-directory .directory-biography p { font-size: 15px; line-height: 1.6; color: #333; margin: 8px 0 0; }
.speaker-directory .directory-footnote { font-size: 14px; line-height: 1.55; color: #555; max-width: 65ch; margin: 32px 0 0; }
.directory-sr-only { position: absolute; width: 1px; height: 1px; overflow: hidden; clip-path: inset(50%); white-space: nowrap; }
@media (hover: hover) and (pointer: fine) {
  .directory-bio > summary:hover, .directory-appearance:hover { color: #0a49ba; }
  .directory-appearance:hover > span { text-decoration: underline; text-underline-offset: 4px; }
}
@media (max-width: 1100px) {
  .directory-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .directory-person-copy { padding: 24px 20px 18px; }
}
@media (max-width: 850px) {
  .directory-grid--past, .directory-grid--upcoming { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 30px 22px; }
}
@media (max-width: 580px) {
  .directory-grid--past, .directory-grid--upcoming { grid-template-columns: 1fr; gap: 32px; }
  .speaker-directory .directory-section { padding-top: 20px; padding-bottom: 64px; scroll-margin-top: 112px; }
  .directory-person-copy { padding: 26px 24px 20px; }
  .site-page .speaker-directory .directory-person h3 { font-size: 30px; }
}
@media (prefers-reduced-motion: reduce) {
  html:has(.speaker-directory) { scroll-behavior: auto; }
}