/* Reuse the learning catalog's white/navy/mint rhythm, with video-sized cards. */
.video-library-body, .video-library-body .site-main { background: #fff; color: #07194a; }
.video-library-body .topbar { border-bottom: 1px solid #e4e7e8; background: #fff; color: #0a1737; box-shadow: 0 5px 20px #10284a0a; }
.video-catalog { --catalog-navy: #07194a; --catalog-mint: #00c99f; --catalog-line: #dfe5e8; width: min(1200px, calc(100% - 40px)); margin: 0 auto; padding: 24px 0 36px; direction: rtl; color: var(--catalog-navy); }
.video-catalog *, .video-catalog *::before, .video-catalog *::after { box-sizing: border-box; }
.video-catalog-intro { padding-block-start: 46px; margin-block-end: 45px; }
.video-catalog-art-credit { margin: 24px 0 0; color: #71808d; font-size: .65rem; line-height: 1.8; text-align: center; }
.video-catalog-art-credit a { color: inherit; text-underline-offset: 3px; }
.video-catalog-query { display: flex; flex-wrap: wrap; gap: 8px; margin: 0 0 24px; color: #63717d; font-size: .82rem; line-height: 1.9; }
.video-catalog-query a { color: #007b64; text-underline-offset: 4px; }
.video-catalog-grade { margin-block-end: 28px; scroll-margin-top: 100px; }
.video-catalog-grade.is-empty { margin-block-end: 16px; }
.video-catalog-grade.is-empty .video-catalog-grade-heading { margin-block-end: 2px; }
.video-catalog-grade.is-empty .video-catalog-grade-number { flex-basis: 40px; width: 40px; height: 40px; border-radius: 13px; font-size: 1.3rem; box-shadow: 0 3px 0 #dce4e4; }
.video-catalog-grade.is-empty .video-catalog-grade-heading small { display: none; }
.video-catalog-grade.is-empty .video-catalog-grade-heading h2 { font-size: 1.05rem; }
.video-catalog-grade.is-empty .video-catalog-grade-empty { padding: 0; margin-inline-start: 62px; font-size: .76rem; line-height: 1.7; }
.video-catalog-grade-heading { display: flex; align-items: center; gap: 14px; margin: 0 8px 10px; min-width: 0; }
.video-catalog-grade-heading > div { min-width: 0; flex: 1; }
.video-catalog-grade-number { display: grid; flex: 0 0 54px; width: 54px; height: 54px; place-items: center; border-radius: 18px; background: linear-gradient(145deg, #0d3158, #071a3a); color: #42efd0; font-size: 1.65rem; font-weight: 900; transform: rotate(-4deg); box-shadow: 0 5px 0 #dce4e4; }
.video-catalog-grade-heading small { color: #71808d; font-size: .78rem; font-weight: 800; }
.video-catalog-grade-heading h2 { margin: 2px 0; color: var(--catalog-navy); font-size: 1.3rem; line-height: 1.5; font-weight: 900; }
.video-catalog-grade-heading p { margin: 0; color: #63717d; font-size: .83rem; line-height: 1.8; }
.video-catalog-grade-count { flex: 0 0 auto; color: #71808d; font-size: .78rem; }
.video-catalog-carousel { position: relative; min-width: 0; padding: 12px; border: 1px solid #e5e5df; border-radius: 24px; background: #fff; box-shadow: 0 14px 38px rgba(14, 27, 53, .055); }
.video-catalog-strip { --card-gap: 14px; display: flex; align-items: stretch; gap: var(--card-gap); width: 100%; min-width: 0; padding: 14px 40px 20px; overflow-x: auto; overflow-y: hidden; clip-path: inset(0 24px); overscroll-behavior-inline: contain; scroll-snap-type: x mandatory; scroll-padding-inline: 40px; scrollbar-width: thin; scrollbar-color: #c9d9d1 transparent; direction: rtl; }
.video-catalog-carousel.is-enhanced .video-catalog-strip { scrollbar-width: none; }
.video-catalog-carousel.is-enhanced .video-catalog-strip::-webkit-scrollbar { display: none; }
.video-catalog-card { --chapter-accent: #00c99f; position: relative; flex: 0 0 calc((100% - 3 * var(--card-gap)) / 4); min-width: 0; aspect-ratio: 1 / 1; padding: 4px; border: 1px solid var(--catalog-line); border-radius: 17px; background: #fff; box-shadow: 0 5px 0 #e5e7e4; scroll-snap-align: start; scroll-snap-stop: always; transform-origin: center; transition: transform .22s ease, border-color .22s ease, box-shadow .22s ease, opacity .22s ease; }
.video-catalog-card-link { position: absolute; inset: 4px; display: grid; grid-template-rows: 24px minmax(0, 1fr) 44px; gap: 6px; min-width: 0; color: inherit; text-decoration: none; }
.video-catalog-card-heading { display: flex; align-items: center; justify-content: space-between; gap: 5px; min-width: 0; height: 24px; }
.video-catalog-card-heading .content-access-badge { flex: 0 0 auto; margin: 0; padding: 2px 7px; font-size: .64rem; line-height: 1.5; }
.video-catalog-chapter-number { justify-self: start; align-self: center; margin-inline: 4px; padding: 3px 9px; border-radius: 999px; background: color-mix(in srgb, var(--chapter-accent) 12%, white); color: var(--chapter-accent); font-size: .7rem; font-weight: 900; line-height: 1.6; }
.video-catalog-thumbnail { position: relative; width: 100%; min-height: 0; overflow: hidden; border-radius: 11px; background: #e9f7f1; }
/* Crop the right of catalogue posters only; the actual lesson stays uncropped. */
.video-catalog-thumbnail > img { position: absolute; inset: 0; display: block; width: 100%; height: 100%; object-fit: cover; object-position: left center; }
.video-catalog-coming-heading { display: flex; align-items: center; justify-content: space-between; gap: 4px; }
.video-catalog-coming-badge { padding: 3px 7px; border-radius: 999px; background: #f0f3f2; color: #65736f; font-size: .65rem; font-weight: 800; }
.video-catalog-card.video-catalog-card-coming { --chapter-accent: #71808a; color: #63717d; background: #fcfdfd; }
.video-catalog-placeholder { border: 1px solid #e0e7e8; background: #f0f4f5; background: linear-gradient(145deg, color-mix(in srgb, var(--chapter-accent) 5%, #f2f5f6), #edf2f3); }
.video-catalog-thumbnail-fallback { position: absolute; inset: 0; display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 7px; padding: 14px; color: #102b40; text-align: center; }
.video-catalog-thumbnail-fallback > span { font-size: .78rem; font-weight: 700; color: #52716a; }
.video-catalog-thumbnail-fallback > strong { font-size: clamp(.95rem, 1.5vw, 1.3rem); line-height: 1.7; }
.has-thumbnail .video-catalog-thumbnail-fallback { opacity: 0; }
.is-thumbnail-unavailable .video-catalog-thumbnail-fallback { opacity: 1; }
.video-catalog-duration { position: absolute; z-index: 2; inset-inline-end: 7px; bottom: 7px; padding: 2px 6px; border-radius: 5px; background: #07194ad9; color: #fff; font-size: .66rem; line-height: 1.6; font-variant-numeric: tabular-nums; pointer-events: none; }
.video-catalog-preview-host { position: absolute; z-index: 1; inset: 0; overflow: hidden; background: transparent; opacity: 0; pointer-events: none; transition: opacity .18s ease; }
.video-catalog-card.is-previewing .video-catalog-preview-host { opacity: 1; visibility: visible; }
.video-catalog-preview-host > video { display: block; width: 100%; height: 100%; border: 0; object-fit: cover; object-position: left center; pointer-events: none; }
.video-catalog-card-copy { display: flex; flex: 1; flex-direction: column; justify-content: center; min-width: 0; overflow: hidden; padding: 1px 5px 3px; }
.video-catalog-lesson-label { display: block; overflow: hidden; color: #087c62; font-size: .65rem; font-weight: 700; line-height: 1.5; text-overflow: ellipsis; white-space: nowrap; }
.video-catalog-card-copy h3 { display: -webkit-box; -webkit-box-orient: vertical; -webkit-line-clamp: 2; margin: 0; overflow: hidden; color: var(--catalog-navy); font-size: 13px; font-weight: 800; line-height: 1.5; text-align: start; overflow-wrap: anywhere; }
.video-catalog-card-meta { min-width: 0; color: #6c7881; font-size: .66rem; line-height: 1.6; }
.video-catalog-card-meta > span { display: block; min-width: 0; max-width: 100%; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.video-catalog-arrow { position: absolute; z-index: 3; top: 50%; display: grid; place-items: center; width: 44px; height: 44px; padding: 0; border: 1px solid #cfe1dc; border-radius: 50%; background: #fff; color: #047857; font: inherit; font-size: 1.8rem; font-weight: 800; line-height: 1; box-shadow: 0 8px 20px #0e1b351f; transform: translateY(-50%); cursor: pointer; transition: background .18s ease, transform .18s ease, opacity .18s ease; }
.video-catalog-next { inset-inline-end: 8px; }
.video-catalog-previous { inset-inline-start: 8px; }
.video-catalog-arrow:hover:not(:disabled) { background: #ecfdf5; transform: translateY(-50%) scale(1.08); }
.video-catalog-arrow > svg { width: 20px; height: 20px; fill: none; stroke: currentColor; stroke-width: 2.5; stroke-linecap: round; stroke-linejoin: round; }
.video-catalog-arrow:disabled { opacity: .3; cursor: default; }
.video-catalog [hidden] { display: none !important; }
.video-catalog :is(a, button, [tabindex]):focus-visible { outline: 3px solid #0076a8; outline-offset: 3px; border-radius: 10px; }
.video-catalog-strip:focus-visible { outline-offset: -3px; }
.video-catalog-grade-empty { margin: 0 10px; padding: 14px 0; color: #71808d; font-size: .83rem; line-height: 1.9; }
.video-catalog-unassigned { margin: 0 10px; padding-block: 12px; border-block-start: 1px solid #e5e9e7; color: #63717d; font-size: .8rem; }
.video-catalog-unassigned > summary { min-height: 40px; cursor: pointer; }
.video-catalog-unassigned > a { display: block; width: fit-content; min-height: 36px; padding-block: 6px; color: #007b64; overflow-wrap: anywhere; }
@media (hover: hover) and (pointer: fine) {
  .video-catalog-card:hover, .video-catalog-card:focus-within, .video-catalog-card:focus-visible { z-index: 2; transform: translateY(-6px) scale(1.035); border-color: var(--chapter-accent); box-shadow: 0 9px 0 color-mix(in srgb, var(--chapter-accent) 25%, #e5e7e4), 0 12px 24px #0e1b3514; }
}
@media (min-width: 761px) and (max-width: 1000px) {
  .video-catalog-card { flex-basis: calc((100% - 2 * var(--card-gap)) / 3); }
}
@media (max-width: 760px) {
  .video-catalog { width: 100%; padding-block: 22px 36px; }
  .video-catalog-intro { padding-block-start: 25px; margin: 0 18px 35px; }
  .video-catalog-query { margin-inline: 18px; font-size: .76rem; }
  .video-catalog-grade { margin-block-end: 26px; }
  .video-catalog-grade-heading { gap: 14px; margin: 0 18px 14px; }
  .video-catalog-grade-number { flex-basis: 58px; width: 58px; height: 58px; border-radius: 18px; font-size: 1.7rem; box-shadow: 0 6px 0 #dfe4df; }
  .video-catalog-grade-heading h2 { font-size: 1.3rem; }
  .video-catalog-grade-heading small { font-size: .7rem; }
  .video-catalog-grade-heading p { font-size: .74rem; }
  .video-catalog-grade-count { font-size: .68rem; }
  .video-catalog-carousel { inline-size: calc(100% - 28px); margin-inline: 14px; padding: 0; border-radius: 20px; }
  .video-catalog-strip { --card-gap: 14px; --phone-card: min(78vw, 300px); padding: 10px calc((100% - var(--phone-card)) / 2) 18px; scroll-padding-inline: calc((100% - var(--phone-card)) / 2); clip-path: inset(0 24px); }
  .video-catalog-grade.is-empty .video-catalog-grade-empty { margin-inline-start: 72px; }
  .video-catalog-card { flex-basis: var(--phone-card); scroll-snap-align: center; }
  .video-catalog-carousel.is-enhanced .video-catalog-card:not(.is-active):not(:focus-within) { opacity: .72; transform: scale(.96); }
  .video-catalog-card.is-active, .video-catalog-card:focus-within, .video-catalog-card:focus-visible { opacity: 1; transform: scale(1); border-color: var(--chapter-accent); box-shadow: 0 5px 0 color-mix(in srgb, var(--chapter-accent) 30%, #e5e7e4), 0 10px 24px #0e1b3514; }
  .video-catalog-card-copy h3 { font-size: 13px; }
  .video-catalog-thumbnail-fallback > strong { font-size: 1.2rem; }
  .video-catalog-arrow { font-size: 1.6rem; }
  .video-catalog-next { inset-inline-end: 6px; }
  .video-catalog-previous { inset-inline-start: 6px; }
  .video-catalog-grade-empty, .video-catalog-unassigned { margin-inline: 18px; }
}
@media (prefers-reduced-motion: reduce) {
  .video-catalog *, .video-catalog *::before, .video-catalog *::after { animation: none !important; transition: none !important; scroll-behavior: auto !important; }
  .video-catalog-card:hover, .video-catalog-card:focus-within { transform: none; }
}
/* Unavailable chapters never inherit a course theme, including active phone cards. */
.video-catalog-card.video-catalog-card-coming:is(:hover, :focus-within, :focus-visible, .is-active) { border-color: #dfe5e8; box-shadow: 0 5px 0 #e5e7e4; transform: none; }
.video-catalog-card-coming .video-catalog-chapter-number { background: #f0f3f4; color: #71808a; }
.video-catalog-card-coming .video-catalog-placeholder { background: #f0f3f4; }
.video-catalog-card-coming .video-catalog-card-copy h3 { color: #71808a; }