.presentations-page { max-width: 1240px; margin: 0 auto; }
.presentations-header { display: flex; justify-content: space-between; align-items: end; gap: 2rem; padding: 1rem 0 2rem; }
.presentations-header h1, .presentation-detail h1 { margin: 0; max-width: 22ch; font-family: var(--font-heading); font-size: clamp(2rem, 4.6vw, 4.25rem); line-height: 1.04; letter-spacing: -.025em; }
.presentations-header p:not(.eyebrow) { max-width: 62ch; margin: 1.15rem 0 0; color: var(--color-text-muted); }
.presentations-total { display: grid; text-align: right; flex-shrink: 0; }
.presentations-total strong { font-family: var(--font-heading); color: var(--color-primary); font-size: 3rem; line-height: 1; }
.presentations-total span { margin-top: .5rem; font-size: .8rem; color: var(--color-text-muted); }
.presentation-sample-note { margin: 0 0 1.5rem; padding: .85rem 1rem; background: #fff; font-size: .875rem; color: var(--color-text-muted); border-left: 3px solid var(--color-primary); }
.presentation-filters { display: grid; grid-template-columns: minmax(220px, 2fr) repeat(2, minmax(140px, 1fr)); gap: 1rem; padding: 1.25rem; background: #fff; border: 1px solid var(--color-border); }
.presentation-filters label { display: grid; align-content: start; gap: .4rem; min-width: 0; font-size: .8rem; font-weight: 700; }
.presentation-filters input, .presentation-filters select { box-sizing: border-box; width: 100%; min-width: 0; min-height: 44px; padding: .65rem .75rem; border: 1px solid var(--color-border); border-radius: 0; background: #fff; color: var(--color-text); font: inherit; font-size: .9rem; }
.presentation-filters :is(input,select):focus-visible { outline: 2px solid var(--color-primary); outline-offset: 2px; }
.presentation-filter-actions { display: flex; align-items: end; gap: 1rem; flex-wrap: wrap; }
.presentation-filter-actions .button { min-height: 44px; }
.presentation-filter-actions > a { margin-bottom: .65rem; color: var(--color-primary); font-size: .85rem; }
.presentation-results-heading { display: flex; justify-content: space-between; gap: 1rem; flex-wrap: wrap; margin: 1.5rem 0 .8rem; color: var(--color-text-muted); font-size: .85rem; }
.presentation-results-heading p { margin: 0; }
.presentation-list { display: grid; grid-template-columns: minmax(0, 1fr); gap: 1rem; }
.presentation-row { display: grid; grid-template-columns: 88px minmax(0, 1fr) 225px; gap: 1.5rem; align-items: start; padding: 1.5rem; background: #fff; border: 1px solid var(--color-border); }
.presentation-row > *, .presentation-detail-grid > * { min-width: 0; }
.presentation-logo { display: block; box-sizing: border-box; width: 88px; height: 88px; max-width: 100%; object-fit: contain; }
.presentation-logo-fallback { display: grid; place-items: center; color: var(--color-primary); background: var(--color-background); }
.presentation-logo-fallback .menu-icon { width: 2.5rem; height: 2.5rem; }
.presentation-tags { display: flex; align-items: center; flex-wrap: wrap; gap: .5rem .75rem; font-size: .75rem; color: var(--color-text-muted); }
.presentation-wg { display: inline-block; color: var(--color-primary); font-size: .8rem; font-weight: 700; white-space: nowrap; }
.presentation-mode { background: #faf6f1; padding: .15rem .45rem; color: var(--color-text); }
.presentation-main h2 { margin: .7rem 0 .85rem; font-family: var(--font-heading); font-size: clamp(1.4rem, 2.4vw, 1.9rem); font-weight: 500; line-height: 1.2; overflow-wrap: anywhere; }
.presentation-main h2 a { color: var(--color-text); text-decoration: none; }
.presentation-main h2 a:hover { color: var(--color-primary); text-decoration: underline; text-underline-offset: .15em; }
.presentation-presenters { margin: 0 0 .25rem; font-weight: 700; font-size: .95rem; overflow-wrap: anywhere; }
.presentation-organization { margin: 0 0 .35rem; color: var(--color-text-muted); font-size: .85rem; overflow-wrap: anywhere; }
.presentation-summary { margin: 1rem 0 0; font-size: .95rem; line-height: 1.6; overflow-wrap: anywhere; }
.presentation-facts, .presentation-detail-facts { display: grid; gap: 1rem; align-content: start; }
.presentation-interest { display: flex; align-items: start; gap: .45rem; color: var(--color-primary); font-size: .82rem; line-height: 1.4; }
.presentation-interest .menu-icon { flex-shrink: 0; width: 1rem; height: 1rem; margin-top: .1rem; }
.presentation-metadata { display: grid; gap: .55rem; margin: 0; font-size: .82rem; }
.presentation-metadata > div { display: grid; grid-template-columns: 58px minmax(0, 1fr); gap: .5rem; }
.presentation-metadata dt { color: var(--color-text-muted); }
.presentation-metadata dd { margin: 0; font-weight: 500; overflow-wrap: anywhere; }
.presentation-metadata dd span { font-size: .7rem; color: var(--color-text-muted); }
.presentation-teams { display: flex; align-items: center; gap: .5rem; font-size: .82rem; color: var(--color-text-muted); }
.presentation-teams img { width: 22px; height: 22px; object-fit: contain; flex-shrink: 0; }
.presentation-teams a { color: var(--color-primary); text-underline-offset: .2em; }
.presentation-details-button { justify-self: start; min-height: 44px; padding: .7rem 1rem; font-size: .85rem; }
.presentation-empty { padding: 3rem 1.5rem; text-align: center; background: #fff; }
.presentation-empty h2 { margin-top: 0; font-family: var(--font-heading); font-size: 2rem; }
.presentation-back { display: inline-block; margin: 0 0 1.5rem; color: var(--color-primary); }
.presentation-detail-grid { display: grid; grid-template-columns: minmax(0, 1fr) 260px; gap: clamp(1.5rem, 4vw, 4rem); align-items: start; padding-left: clamp(1.25rem, 3vw, 2rem); }
.presentation-detail-identity { display: flex; align-items: center; gap: 1rem; margin-bottom: 1.5rem; }
.presentation-detail-identity p { margin: .3rem 0 0; color: var(--color-text-muted); font-size: .9rem; }
.presentation-detail h1 { max-width: none; font-size: clamp(2rem, 4vw, 3.25rem); margin-bottom: 1.5rem; overflow-wrap: anywhere; }
.presentation-detail-lede { font-size: 1.15rem; line-height: 1.65; margin: 2rem 0; }
.presentation-detail h2 { font-family: var(--font-heading); font-size: 1.65rem; margin: 2rem 0 1rem; }
.presentation-abstract { font-size: 1rem; line-height: 1.75; overflow-wrap: anywhere; }
.presentation-detail-facts { padding: 1.25rem; background: #fff; border: 1px solid var(--color-border); }
.presentation-session { margin: 0; font-size: .8rem; color: var(--color-text-muted); }
.presentation-speakers { display: grid; gap: .8rem; list-style: none; margin: 0; padding: 0; }
.presentation-speakers li { display: grid; gap: .2rem; }
.presentation-speakers span { color: var(--color-text-muted); font-size: .9rem; }
@media (max-width: 950px) {
  .presentation-row { grid-template-columns: 76px minmax(0, 1fr); gap: 1rem; }
  .presentation-facts { grid-column: 2; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); }
  .presentation-interest { grid-column: 1 / -1; }
  .presentation-metadata { grid-row: span 2; }
  .presentation-details-button { align-self: start; }
  .presentation-filters { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .presentation-detail-grid { grid-template-columns: minmax(0, 1fr); }
}
@media (max-width: 600px) {
  .presentations-header { display: block; padding-top: .5rem; }
  .presentations-total { display: none; }
  .presentation-filters { grid-template-columns: minmax(0, 1fr); padding: 1rem; gap: .75rem; }
  .presentation-filter-actions { align-items: center; }
  .presentation-filter-actions > a { margin-bottom: 0; }
  .presentation-row { grid-template-columns: 56px minmax(0, 1fr); padding: 1rem; gap: .9rem; }
  .presentation-logo { width: 56px; height: 56px; }
  .presentation-main h2 { font-size: 1.45rem; margin-top: .45rem; }
  .presentation-facts { grid-column: 1 / -1; grid-template-columns: minmax(0, 1fr); }
  .presentation-metadata { grid-row: auto; }
  .presentation-metadata > div { grid-template-columns: 72px minmax(0, 1fr); }
  .presentation-summary { grid-column: 1 / -1; }
  .presentation-details-button { justify-self: stretch; text-align: center; }
  .presentation-detail-identity .presentation-logo { width: 72px; height: 72px; }
}