/* Series · Videos · Episode · Transcript
   Mobile first: base rules target small phones; min-width queries enhance.
   Breakpoints: 561 (large phone), 621, 721 (tablet), 761, 901, 981 (desktop).
   Hover-only motion lives under @media (hover: hover). */

/* ── Shared bits ─────────────────────────────────────────────── */
.hero-stats-inline { margin-top: var(--s-7); max-width: 640px; }
.page-hero .h1 { max-width: 16ch; }

/* Segmented control */
.seg { justify-self: start; display: inline-flex; gap: 3px; padding: 3px; background: var(--paper-2); border-radius: var(--r-pill); max-inline-size: 100%; }
.seg button { display: inline-flex; align-items: center; justify-content: center; gap: .4em; min-block-size: 40px; padding: .45em .95em; border-radius: var(--r-pill); font-family: var(--f-ui); font-size: .86rem; font-weight: 500; color: var(--ink-60); transition: background var(--d-2), color var(--d-2); white-space: nowrap; }
.seg button.active, .seg button[aria-selected="true"] { background: var(--ink); color: var(--paper); }
.seg button.active .icon, .seg button[aria-selected="true"] .icon { color: var(--sky); }
.on-night .seg { background: var(--night-3); }

/* Scoped ask / search bar (hands off to /rag or /search) */
.scope-bar { display: grid; grid-template-columns: minmax(0, 1fr); gap: var(--s-3); max-width: 860px; }
.scope-modes { display: inline-flex; gap: 4px; padding: 4px; background: var(--paper-2); border-radius: var(--r-pill); justify-self: start; }
.scope-modes button { display: inline-flex; align-items: center; gap: .45em; min-block-size: 40px; padding: .5em 1.05em; border-radius: var(--r-pill); font-family: var(--f-ui); font-size: .9rem; font-weight: 500; color: var(--ink-60); transition: background var(--d-2), color var(--d-2); }
.scope-modes button[aria-selected="true"] { background: var(--ink); color: var(--paper); }
.scope-modes button[aria-selected="true"] .icon { color: var(--sky); }
.scope-field { display: flex; align-items: center; background: var(--white); border: 1px solid var(--line-2); border-radius: var(--r-pill); padding: 5px; padding-inline-start: 1.1em; box-shadow: var(--shadow-1); transition: border-color var(--d-2), box-shadow var(--d-2); }
.scope-field:focus-within { border-color: var(--sky); box-shadow: 0 0 0 5px var(--sky-20), var(--shadow-1); }
.scope-field input { flex: 1; min-inline-size: 0; border: 0; background: none; font-family: var(--f-ui); font-size: 1rem; min-block-size: 46px; }
.scope-field input:focus { outline: none; }
.scope-field input::placeholder { color: var(--ink-40); }
.scope-go { inline-size: 48px; min-block-size: 48px; padding: 0; flex: none; }
.scope-hint { display: flex; align-items: center; gap: .4em; margin: 0; font-family: var(--f-ui); font-size: var(--t-xs); color: var(--ink-60); }
.scope-hint .icon { color: var(--sky-deep); flex: none; }
@media (min-width: 561px) { .scope-field { padding: 6px; padding-inline-start: 1.3em; } .scope-go { inline-size: 50px; min-block-size: 50px; } }

/* ── /series : editorial index ───────────────────────────────── */
.series-index-section { padding-top: var(--s-6); }
.series-index { list-style: none; border-top: 1px solid var(--line-2); }
.series-row {
  position: relative; isolation: isolate;
  display: grid; grid-template-columns: minmax(0, 1fr); align-items: center; gap: var(--s-4);
  padding: var(--s-5) 0; border-bottom: 1px solid var(--line);
}
.series-row > * { min-inline-size: 0; }
.series-row::before { content: ""; position: absolute; inset: 0; z-index: -1; background: var(--white); transform: scaleY(0); transform-origin: bottom; transition: transform var(--d-3) var(--ease-out); }
.series-row:focus-visible::before { transform: scaleY(1); }
.series-row-num { display: none; font-size: 3.6rem; transition: -webkit-text-stroke-color var(--d-2), color var(--d-3); }
.series-row-media { border-radius: var(--r-2); }
.series-row-media .play { inline-size: 40px; block-size: 40px; }
.series-row-body { display: grid; gap: var(--s-2); }
.series-row-title { font-family: var(--f-display); font-size: clamp(2.3rem, 3.4vw, 3.2rem); line-height: .9; color: var(--ink); transition: color var(--d-2); }
.series-row-desc { font-family: var(--f-ui); font-size: .95rem; color: var(--ink-60); line-height: 1.8; max-width: 60ch; }
.series-row-go { display: none; color: var(--ink-40); transition: transform var(--d-3) var(--ease-out), color var(--d-2); }
@media (min-width: 621px) {
  .series-row { grid-template-columns: 220px minmax(0, 1fr); gap: var(--s-4) var(--s-5); padding-inline: var(--s-3); }
}
@media (min-width: 981px) {
  .series-row { grid-template-columns: 5.5rem 300px minmax(0, 1fr) 40px; gap: var(--s-6); }
  .series-row-num, .series-row-go { display: block; }
}
@media (hover: hover) {
  .series-row:hover::before { transform: scaleY(1); }
  .series-row:hover .series-row-num { color: var(--sky-20); }
  .series-row:hover .series-row-title { color: var(--sky-ink); }
  .series-row:hover .series-row-go { color: var(--sky-deep); transform: translate(-5px, -5px); }
}

/* ── /series/<id> ────────────────────────────────────────────── */
.series-hero { padding-block: var(--s-8); }
.series-hero-art { position: absolute; inset-block: 0; inset-inline-end: 0; inline-size: 100%; z-index: -2; overflow: hidden; opacity: .6; -webkit-mask-image: linear-gradient(to left, transparent 0%, #000 55%); mask-image: linear-gradient(to left, transparent 0%, #000 55%); }
.series-hero-art img { inline-size: 100%; block-size: 100%; object-fit: cover; opacity: .38; filter: saturate(.6) blur(1px); }
.series-hero-art::after { content: ""; position: absolute; inset: 0; background: linear-gradient(to top, var(--night) 0%, transparent 50%); }
.series-hero-grid { display: grid; grid-template-columns: minmax(0, 1fr); gap: var(--s-7); }
.series-hero .h1 { max-width: 14ch; }
.series-hero .lead { max-width: 52ch; }
.series-hero-stats { grid-template-columns: repeat(3, minmax(0, 1fr)); max-width: 560px; }
.series-hero-stats .stat { padding-inline: var(--s-2); }
.series-hero-stats .stat .k { flex-wrap: wrap; row-gap: 0; }
@media (min-width: 561px) { .series-hero-stats .stat { padding-inline: var(--s-3); } }
@media (min-width: 901px) {
  .series-hero-art { inline-size: 58%; opacity: 1; }
  .series-hero-stats .stat { padding-inline: var(--s-4); }
}
.series-hero-stats .stat:first-child { padding-inline-start: 0; }

/* Tools card (search / ask inside a series) */
.tools-card { background: var(--white); border: 1px solid var(--line); border-radius: var(--r-3); padding: var(--s-4); box-shadow: var(--shadow-1); }
.tools-tabs { display: flex; gap: var(--s-2); border-bottom: 1px solid var(--line); margin: calc(-1 * var(--s-2)) 0 var(--s-5); overflow-x: auto; scrollbar-width: none; }
.tools-tabs::-webkit-scrollbar { display: none; }
.series-search-tab { white-space: nowrap; display: inline-flex; align-items: center; gap: .5em; min-block-size: 44px; padding: .8em .4em; margin-bottom: -1px; font-family: var(--f-ui); font-weight: 500; color: var(--ink-60); border-bottom: 2px solid transparent; transition: color var(--d-2), border-color var(--d-2); }
.series-search-tab + .series-search-tab { margin-inline-start: var(--s-4); }
.series-search-tab.active { color: var(--ink); border-bottom-color: var(--sky); }
.series-search-tab.active .icon { color: var(--sky-deep); }
.series-search-panel { display: none; }
.series-search-panel.active { display: grid; grid-template-columns: minmax(0, 1fr); gap: var(--s-4); animation: panel-in var(--d-3) var(--ease-out); }
@keyframes panel-in { from { opacity: 0; transform: translateY(6px); } }
.tools-input { display: flex; gap: var(--s-3); }
.tools-input .field { flex: 1; min-inline-size: 0; }
.tools-input .btn { flex: none; inline-size: 52px; padding: 0; }
.tools-input .btn span { display: none; }
.tools-empty { display: flex; align-items: center; gap: .5em; margin: 0; padding: var(--s-4) 0; font-family: var(--f-ui); font-size: var(--t-sm); color: var(--ink-60); }
.tools-empty .icon { color: var(--sky-deep); flex: none; }
@media (min-width: 561px) {
  .tools-card { padding: var(--s-5); }
  .tools-input .btn { inline-size: auto; padding: .7em 1.35em; }
  .tools-input .btn span { display: inline; }
}

/* Search hits */
.hits-head { display: flex; align-items: center; gap: .5em; font-family: var(--f-ui); font-size: var(--t-sm); color: var(--ink-60); padding-top: var(--s-2); }
.hits-head .icon { color: var(--ok); }
.hits { list-style: none; display: grid; }
.hit { display: grid; gap: var(--s-2); padding: var(--s-4) 0; border-bottom: 1px solid var(--line); animation: panel-in var(--d-3) var(--ease-out) both; min-inline-size: 0; }
.hit:nth-child(2) { animation-delay: 40ms; } .hit:nth-child(3) { animation-delay: 80ms; } .hit:nth-child(4) { animation-delay: 120ms; }
.hit-skel { gap: 10px; }
.hit-top { display: flex; align-items: center; gap: var(--s-3); }
.hit-rank { flex: none; inline-size: 26px; block-size: 26px; display: inline-grid; place-items: center; border-radius: 50%; background: var(--sky-10); color: var(--sky-ink); font-size: var(--t-xs); font-weight: 600; }
.hit-ep { flex: 1; min-inline-size: 0; font-family: var(--f-ui); font-weight: 600; font-size: .92rem; color: var(--ink); }
.hit-score { font-size: var(--t-xs); color: var(--ink-40); }
.hit-text { margin: 0; font-size: 1rem; line-height: 2; color: var(--ink-80); overflow-wrap: anywhere; }
.hit-text mark, .transcript-text mark { background: var(--sky-40); color: var(--ink); border-radius: 2px; padding-inline: 1px; }
.hit-foot { display: flex; gap: 6px; flex-wrap: wrap; }
@media (hover: hover) {
  .hit-ep:hover { color: var(--sky-deep); }
  .hit-foot .chip:hover { background: var(--ink); color: var(--paper); border-color: var(--ink); }
}

/* Ask (RAG) conversation */
.rag-messages { display: grid; grid-template-columns: minmax(0, 1fr); gap: var(--s-4); }
.rag-messages:empty { display: none; }
.ask-q { justify-self: start; display: inline-flex; align-items: center; gap: .6em; max-width: 92%; background: var(--ink); color: var(--paper); padding: .75em 1.15em; border-radius: 18px 18px 18px 4px; font-family: var(--f-ui); animation: panel-in var(--d-3) var(--ease-out); overflow-wrap: anywhere; }
.ask-q .icon { color: var(--sky); flex: none; }
.ask-a { border: 1px solid var(--line); border-radius: 18px 18px 4px 18px; padding: var(--s-4); background: var(--paper); animation: panel-in var(--d-3) var(--ease-out); min-inline-size: 0; }
.ask-answer { font-size: 1.05rem; overflow-wrap: anywhere; }
.ask-answer > :last-child { margin-bottom: 0; }
.ask-sources { margin-top: var(--s-4); border-top: 1px solid var(--line); padding-top: var(--s-3); }
.ask-sources summary { display: flex; align-items: center; gap: .5em; min-block-size: 44px; cursor: pointer; list-style: none; font-family: var(--f-ui); font-weight: 500; font-size: var(--t-sm); color: var(--sky-deep); }
.ask-sources summary::-webkit-details-marker { display: none; }
.ask-sources summary .icon:last-child { margin-inline-start: auto; transition: transform var(--d-2); }
.ask-sources[open] summary .icon:last-child { transform: rotate(180deg); }
.ask-sources ol { list-style: none; display: grid; gap: var(--s-3); margin-top: var(--s-3); }
.ask-sources li { display: flex; gap: var(--s-3); align-items: start; }
.ask-sources li > div { display: grid; gap: 4px; min-inline-size: 0; }
.ask-sources strong { font-family: var(--f-read); font-weight: 600; }
.ask-sources small { font-family: var(--f-ui); font-size: var(--t-xs); color: var(--ink-60); }
.ask-sources p { margin: 0; font-size: .92rem; color: var(--ink-60); line-height: 1.8; }
.ask-sources .chip { justify-self: start; }
@media (min-width: 561px) { .ask-a { padding: var(--s-5); } .ask-q { max-width: 90%; } }

/* Episode list (rows ↔ grid) */
.series-episodes { padding-top: var(--s-7); }
.view-toggle button { padding: .5em .7em; min-inline-size: 44px; }
.ep-list { list-style: none; border-top: 1px solid var(--line-2); }
.ep-row {
  position: relative; isolation: isolate;
  display: grid; grid-template-columns: 2.2rem 112px minmax(0, 1fr); align-items: center; gap: var(--s-3);
  padding: var(--s-4) 0; border-bottom: 1px solid var(--line);
}
.ep-row > * { min-inline-size: 0; }
.ep-row::before { content: ""; position: absolute; inset: 0; z-index: -1; background: var(--white); transform: scaleY(0); transform-origin: bottom; transition: transform var(--d-3) var(--ease-out); }
.ep-row-num { font-size: 1.1rem; font-weight: 300; color: var(--sky-deep); }
.ep-row-media { border-radius: var(--r-1); }
.ep-row-media .play { display: none; inline-size: 34px; block-size: 34px; inset-inline-start: 8px; bottom: 8px; }
.ep-row-media .duration { display: none; }
.ep-row-body { display: grid; gap: var(--s-2); }
.ep-row-title { font-family: var(--f-read); font-weight: 600; font-size: 1rem; line-height: 1.55; color: var(--ink); transition: color var(--d-2); }
.ep-row-go { display: none; color: var(--ink-40); transition: transform var(--d-3) var(--ease-out), color var(--d-2); }
.ep-row .meta .chip { display: none; }
@media (min-width: 721px) {
  .ep-row { grid-template-columns: 3.4rem 180px minmax(0, 1fr) 32px; gap: var(--s-5); padding-inline: var(--s-2); }
  .ep-row-num { font-size: 1.5rem; }
  .ep-row-title { font-size: 1.12rem; line-height: 1.6; }
  .ep-row-media .play, .ep-row-go { display: grid; }
  .ep-row .meta .chip { display: inline-flex; }
}
.ep-list.is-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(min(100%, 260px), 1fr)); gap: var(--s-5); border-top: 0; }
.ep-list.is-grid .ep-row { grid-template-columns: minmax(0, 1fr); gap: 0; padding: 0; border: 1px solid var(--line); border-radius: var(--r-2); background: var(--white); overflow: hidden; transition: transform var(--d-3) var(--ease-out), box-shadow var(--d-3); }
.ep-list.is-grid .ep-row::before { display: none; }
.ep-list.is-grid .ep-row-num { position: absolute; z-index: 3; top: 10px; inset-inline-start: 12px; color: var(--paper); font-weight: 600; font-size: 1.1rem; text-shadow: 0 1px 8px rgba(0,0,0,.5); }
.ep-list.is-grid .ep-row-media { border-radius: 0; }
.ep-list.is-grid .ep-row-media .duration { display: block; }
.ep-list.is-grid .ep-row-media .play { display: grid; }
.ep-list.is-grid .ep-row-body { padding: var(--s-4) var(--s-5) var(--s-5); }
.ep-list.is-grid .ep-row-go { display: none; }
@media (hover: hover) {
  .ep-row:hover::before { transform: scaleY(1); }
  .ep-row:hover .ep-row-title { color: var(--sky-ink); }
  .ep-row:hover .ep-row-go { color: var(--sky-deep); transform: translate(-4px, -4px); }
  .ep-list.is-grid .ep-row:hover { transform: translateY(-4px); box-shadow: var(--shadow-2); }
}

/* ── /videos ─────────────────────────────────────────────────── */
.series-jump { position: sticky; top: var(--header-h); z-index: 30; background: color-mix(in oklab, var(--paper) 92%, transparent); -webkit-backdrop-filter: blur(12px); backdrop-filter: blur(12px); border-block: 1px solid var(--line); }
.series-jump-inner { display: flex; gap: 6px; overflow-x: auto; overscroll-behavior-x: contain; padding-block: 8px; scrollbar-width: none; scroll-snap-type: x proximity; }
.series-jump-inner::-webkit-scrollbar { display: none; }
.series-jump a { flex: none; scroll-snap-align: start; display: inline-flex; align-items: center; gap: .55em; min-block-size: 40px; padding: .5em .95em; border-radius: var(--r-pill); font-family: var(--f-ui); font-size: .86rem; font-weight: 500; color: var(--ink-60); border: 1px solid transparent; transition: background var(--d-2), color var(--d-2), border-color var(--d-2); white-space: nowrap; }
.series-jump a .num { font-size: .78rem; color: var(--ink-40); }
.series-jump a.active { background: var(--ink); color: var(--paper); }
.series-jump a.active .num { color: var(--sky); }
@media (hover: hover) { .series-jump a:hover { color: var(--ink); border-color: var(--line-2); } }
.videos-body { padding-block: var(--s-6) var(--s-9); }
.video-group { padding-top: var(--s-7); scroll-margin-top: calc(var(--header-h) + 64px); }
.video-group + .video-group { margin-top: var(--s-6); border-top: 1px solid var(--line); }
.video-group-head { display: grid; grid-template-columns: minmax(0, 1fr); align-items: center; gap: var(--s-2); margin-bottom: var(--s-5); }
.video-group-head .outline-num { display: none; color: transparent; }
.video-group-head .outline-num .icon { color: var(--sky); }
.video-group-head .h3 { margin-bottom: var(--s-2); }
@media (min-width: 621px) {
  .video-group-head { grid-template-columns: auto minmax(0, 1fr) auto; gap: var(--s-5); }
  .video-group-head .outline-num { display: block; }
}
.ep-card .card-body { gap: var(--s-2); padding: var(--s-4) var(--s-5) var(--s-5); }
.ep-card-num { font-size: var(--t-xs); color: var(--sky-deep); font-weight: 500; }
.ep-card .card-title { font-size: 1.02rem; }
.ep-card .media .badge { font-size: .75rem; }

/* ── /episode/<id> ───────────────────────────────────────────── */
.ep-head { padding-block: var(--s-6) var(--s-6); position: relative; }
.ep-head .crumbs { margin-bottom: var(--s-5); }
.ep-head-grid { display: grid; grid-template-columns: minmax(0, 1fr); gap: var(--s-4); align-items: end; }
.ep-title { font-size: clamp(2.9rem, 5.2vw, 4.8rem); margin: var(--s-3) 0 var(--s-4); max-width: 20ch; }
.ep-meta { font-size: var(--t-sm); }
.ep-meta .chip { font-size: .75rem; }
.ep-actions { display: flex; flex-wrap: wrap; gap: var(--s-2); justify-content: start; }
.ep-actions .btn { flex: 1 1 auto; }
.ep-actions .btn-icon { flex: none; }
@media (min-width: 561px) { .ep-actions .btn { flex: 0 1 auto; } }
@media (min-width: 981px) {
  .ep-head-grid { grid-template-columns: minmax(0, 1fr) auto; gap: var(--s-6); }
  .ep-actions { justify-content: end; }
}

/* Summary panel */
.summary-panel { position: relative; isolation: isolate; overflow: hidden; margin-bottom: var(--s-6); padding: var(--s-5); border-radius: var(--r-3); background: var(--white); border: 1px solid var(--line); box-shadow: var(--shadow-2); animation: panel-in var(--d-3) var(--ease-out); }
.summary-panel::before { content: ""; position: absolute; inset: 0 0 auto 0; block-size: 3px; background: var(--sky); transform-origin: right; animation: grow 900ms var(--ease-out); }
@keyframes grow { from { transform: scaleX(0); } }
.summary-head { display: flex; align-items: center; justify-content: space-between; gap: var(--s-4); margin-bottom: var(--s-3); }
.summary-panel .h3 { margin-bottom: var(--s-5); }
.summary-types { display: grid; grid-template-columns: minmax(0, 1fr); gap: var(--s-4); }
.summary-type-card { display: grid; gap: var(--s-2); text-align: start; padding: var(--s-5); border: 1px solid var(--line-2); border-radius: var(--r-2); background: var(--paper); transition: border-color var(--d-2), transform var(--d-3) var(--ease-out), background var(--d-2); }
.summary-type-icon { inline-size: 46px; block-size: 46px; display: grid; place-items: center; border-radius: 50%; background: var(--ink); color: var(--sky); margin-bottom: var(--s-2); }
.summary-type-name { font-family: var(--f-read); font-weight: 700; font-size: 1.08rem; }
.summary-type-desc { font-family: var(--f-ui); font-size: var(--t-sm); color: var(--ink-60); line-height: 1.7; }
.summary-content { max-width: var(--wrap-read); overflow-wrap: anywhere; }
.loading-line { display: flex; align-items: center; gap: var(--s-3); font-family: var(--f-ui); color: var(--ink-60); }
@media (min-width: 761px) { .summary-types { grid-template-columns: repeat(3, minmax(0, 1fr)); } .summary-panel { padding: var(--s-6); } }
@media (hover: hover) { .summary-type-card:hover { border-color: var(--sky); transform: translateY(-3px); background: var(--white); } }

/* Layout: stacked on phones/tablets, player (start) · transcript on desktop */
.episode-layout { display: grid; grid-template-columns: minmax(0, 1fr); gap: var(--s-5); align-items: start; padding-bottom: var(--s-9); }
.player-sticky { position: static; display: grid; grid-template-columns: minmax(0, 1fr); gap: var(--s-4); }
.player-tabs { justify-self: start; }
.video-wrap { position: sticky; top: var(--header-h); z-index: 8; aspect-ratio: 16 / 9; margin-inline: calc(-1 * var(--gutter)); border-radius: 0; overflow: hidden; background: var(--night); box-shadow: 0 30px 60px -32px rgba(0, 10, 15, .55); }
.video-wrap iframe, .video-wrap video { position: absolute; inset: 0; inline-size: 100%; block-size: 100%; border: 0; background: var(--night); }
.video-wrap video { object-fit: contain; }
.player-note { display: flex; align-items: center; gap: .5em; margin: -.25rem 0 0; font-family: var(--f-ui); font-size: var(--t-xs); color: var(--ink-60); }
.player-note .icon { color: var(--sky-deep); flex: none; }
@media (min-width: 561px) { .video-wrap { margin-inline: 0; border-radius: var(--r-2); } }
/* Landscape phones: keep the video from eating the whole screen while sticky */
@media (max-height: 500px) and (orientation: landscape) { .video-wrap { position: relative; top: auto; max-block-size: 80dvh; } }
@media (min-width: 981px) {
  .episode-layout { grid-template-columns: minmax(0, 1.08fr) minmax(0, 1fr); gap: clamp(1.5rem, 4vw, 3.5rem); }
  .player-sticky { position: sticky; top: calc(var(--header-h) + 16px); }
  .video-wrap { position: relative; top: auto; z-index: auto; border-radius: var(--r-3); }
}

.section-toc { border: 1px solid var(--line); border-radius: var(--r-2); background: var(--white); overflow: hidden; }
.section-toc-title { display: flex; align-items: center; gap: .55em; padding: var(--s-3) var(--s-4); border-bottom: 1px solid var(--line); font-family: var(--f-ui); font-weight: 600; font-size: .92rem; }
.section-toc-title .icon { color: var(--sky-deep); }
.section-toc-title .num { margin-inline-start: auto; font-size: var(--t-xs); color: var(--ink-40); font-weight: 400; }
.toc-list { list-style: none; max-block-size: 260px; overflow-y: auto; overscroll-behavior: contain; scrollbar-width: thin; }
@media (min-width: 981px) { .toc-list { max-block-size: min(38vh, 360px); } }
.toc-item { inline-size: 100%; min-block-size: 44px; display: grid; grid-template-columns: 2rem minmax(0, 1fr) auto; align-items: center; gap: var(--s-3); padding: .7em var(--s-4); text-align: start; border-bottom: 1px solid var(--line); transition: background var(--d-2); position: relative; }
.toc-list li:last-child .toc-item { border-bottom: 0; }
.toc-item::before { content: ""; position: absolute; inset-block: 8px; inset-inline-start: 0; inline-size: 3px; border-radius: 0 3px 3px 0; background: var(--sky); transform: scaleY(0); transition: transform var(--d-2) var(--ease-out); }
.toc-item.active { background: var(--sky-10); }
.toc-item.active::before { transform: scaleY(1); }
@media (hover: hover) { .toc-item:hover { background: var(--sky-10); } }
.toc-number { font-size: var(--t-xs); color: var(--sky-deep); font-weight: 600; }
.toc-title-text { font-family: var(--f-read); font-size: .95rem; line-height: 1.6; color: var(--ink-80); }
.toc-item.active .toc-title-text { color: var(--ink); font-weight: 600; }
.toc-time { font-size: var(--t-xs); color: var(--ink-40); }

/* Transcript */
.episode-transcript { min-inline-size: 0; }
.transcript-header { position: static; z-index: 6; display: grid; grid-template-columns: minmax(0, 1fr); gap: var(--s-3); padding-block: var(--s-3) var(--s-4); background: var(--paper); border-bottom: 1px solid var(--line); }
@media (min-width: 981px) { .transcript-header { position: sticky; top: var(--header-h); } }
.transcript-heading { display: flex; align-items: center; gap: .5em; font-family: var(--f-ui); font-weight: 600; font-size: 1rem; }
.transcript-heading .icon { color: var(--sky-deep); }
.transcript-search-wrap { display: flex; align-items: center; gap: var(--s-2); flex-wrap: wrap; }
.transcript-search-field { flex: 1 1 100%; min-inline-size: 0; display: flex; align-items: center; gap: .6em; padding: 0 .9em; min-block-size: 44px; background: var(--white); border: 1px solid var(--line-2); border-radius: var(--r-pill); transition: border-color var(--d-2), box-shadow var(--d-2); }
@media (min-width: 561px) { .transcript-search-field { flex: 1 1 180px; } }
.transcript-search-field .icon { color: var(--ink-40); flex: none; }
.transcript-search-field:focus-within { border-color: var(--sky); box-shadow: 0 0 0 4px var(--sky-20); }
.transcript-search { flex: 1; min-inline-size: 0; border: 0; background: none; font-family: var(--f-ui); font-size: 1rem; min-block-size: 42px; }
.transcript-search:focus { outline: none; }
.ep-search-results-info { font-family: var(--f-ui); font-size: var(--t-xs); color: var(--sky-deep); }
.transcript-toggles { display: flex; flex-wrap: wrap; gap: var(--s-2) var(--s-5); }
.follow-toggle { position: relative; display: inline-flex; align-items: center; gap: .45em; min-block-size: 36px; padding-inline: .85em 1em; border: 1px solid var(--line-2); border-radius: var(--r-pill);
  font-family: var(--f-ui); font-size: var(--t-xs); color: var(--ink-60); cursor: pointer; user-select: none; transition: background var(--d-1), color var(--d-1), border-color var(--d-1); }
.follow-toggle input { position: absolute; inset: 0; margin: 0; opacity: 0; cursor: pointer; }
.follow-toggle:hover { border-color: var(--sky); color: var(--ink); }
.follow-toggle:has(input:checked) { background: var(--sky-10); border-color: var(--sky); color: var(--sky-ink); }
.follow-toggle:has(input:checked) .icon { color: var(--sky-deep); }
.follow-toggle:has(input:focus-visible) { outline: 2px solid var(--sky); outline-offset: 2px; }

.transcript-body { padding-top: var(--s-4); }
.transcript-section { scroll-margin-top: calc(var(--header-h) + 90px); }
@media (min-width: 981px) { .transcript-section { scroll-margin-top: calc(var(--header-h) + 150px); } }
.transcript-section + .transcript-section { margin-top: var(--s-5); }
.section-header-row { inline-size: 100%; display: grid; grid-template-columns: auto minmax(0, 1fr) auto; align-items: center; gap: var(--s-3); padding: var(--s-3) 0; margin-bottom: var(--s-2); text-align: start; border-bottom: 1px solid var(--line-2); }
.section-number { font-size: 1.6rem; font-weight: 300; color: var(--sky-deep); line-height: 1; }
.section-title-text { font-family: var(--f-read); font-weight: 700; font-size: 1.12rem; line-height: 1.55; color: var(--ink); }
.section-time { display: inline-flex; align-items: center; gap: .35em; min-block-size: 32px; font-size: var(--t-xs); color: var(--ink-60); padding: .35em .7em; border-radius: var(--r-pill); border: 1px solid var(--line-2); transition: background var(--d-2), color var(--d-2), border-color var(--d-2); }
@media (hover: hover) { .section-header-row:hover .section-time { background: var(--ink); color: var(--paper); border-color: var(--ink); } }

.transcript-chunk { position: relative; display: grid; grid-template-columns: minmax(0, 1fr); gap: 2px; padding: var(--s-2) 0; border-radius: var(--r-2); transition: background var(--d-3); }
.transcript-chunk.active { background: var(--sky-10); }
.transcript-chunk.active::before { content: ""; position: absolute; inset-block: 10px; inset-inline-start: -8px; inline-size: 3px; border-radius: 3px; background: var(--sky); }
.timestamp-btn { align-self: start; margin-top: 0; justify-self: start; min-block-size: 28px; font-size: .78rem; color: var(--sky-deep); padding: .2em .65em; border-radius: var(--r-1); background: var(--sky-10); transition: background var(--d-2), color var(--d-2); }
.transcript-text { margin: 0; font-family: var(--f-read); font-size: 1.04rem; line-height: 2.05; color: var(--ink-80); overflow-wrap: anywhere; }
.transcript-chunk.semantic-match { background: color-mix(in oklab, var(--sky) 16%, var(--paper)); box-shadow: inset 0 0 0 1px var(--sky-40); }
.semantic-rank-badge { position: absolute; inset-inline-end: 8px; top: 8px; inline-size: 22px; block-size: 22px; display: grid; place-items: center; border-radius: 50%; background: var(--ink); color: var(--paper); font-size: .75rem; font-weight: 600; }
@media (min-width: 561px) {
  .transcript-chunk { grid-template-columns: 3.6rem minmax(0, 1fr); gap: var(--s-3); padding-inline: var(--s-2); }
  .transcript-chunk.active::before { inset-inline-start: -10px; }
  .timestamp-btn { margin-top: .45em; }
}
@media (hover: hover) {
  .transcript-chunk:hover { background: var(--white); }
  .transcript-chunk.active:hover { background: var(--sky-10); }
  .timestamp-btn:hover { background: var(--ink); color: var(--paper); }
}

/* ── /episode/<id>/transcript : reading ──────────────────────── */
.read-head { padding-block: var(--s-6) var(--s-7); border-bottom: 1px solid var(--line); }
.read-head .crumbs { margin-bottom: var(--s-5); }
.read-title { font-size: clamp(3rem, 6vw, 5.4rem); margin: var(--s-3) 0 var(--s-4); max-width: 18ch; }
.reading-page { display: grid; grid-template-columns: minmax(0, 1fr); gap: var(--s-5); padding-block: var(--s-5) var(--s-9); }
.transcript-sidebar { position: relative; min-inline-size: 0; border: 1px solid var(--line); border-radius: var(--r-2); background: var(--white); padding: var(--s-4); }
.sidebar-inner { position: static; display: grid; grid-template-columns: minmax(0, 1fr); gap: var(--s-4); }
.sidebar-header { display: flex; align-items: center; justify-content: space-between; gap: var(--s-3); }
.read-progress { position: relative; inline-size: 52px; block-size: 52px; display: grid; place-items: center; }
.read-progress .ring { position: absolute; inset: 0; transform: rotate(-90deg); }
.ring-bg { fill: none; stroke: var(--line-2); stroke-width: 2.5; }
.ring-fg { fill: none; stroke: var(--sky-deep); stroke-width: 2.5; stroke-linecap: round; transition: stroke-dashoffset 120ms linear; }
.read-progress .num { font-size: .75rem; font-weight: 600; color: var(--ink-80); }
.sidebar-title { font-family: var(--f-ui); font-size: var(--t-xs); font-weight: 500; color: var(--ink-60); letter-spacing: .02em; }
.sidebar-toc-list { list-style: none; max-block-size: 240px; overflow-y: auto; overscroll-behavior: contain; scrollbar-width: thin; border-inline-start: 1px solid var(--line-2); min-block-size: 0; }
.sidebar-toc-item { position: relative; display: grid; grid-template-columns: 2rem minmax(0, 1fr); gap: var(--s-2); min-block-size: 40px; padding: .55em var(--s-4) .55em 0; padding-inline-start: var(--s-4); cursor: pointer; transition: color var(--d-2); color: var(--ink-60); }
.sidebar-toc-item::before { content: ""; position: absolute; inset-block: 6px; inset-inline-start: -1px; inline-size: 2px; background: var(--sky-deep); transform: scaleY(0); transition: transform var(--d-3) var(--ease-out); }
.sidebar-toc-item.active { color: var(--ink); }
.sidebar-toc-item.active::before { transform: scaleY(1); }
@media (hover: hover) { .sidebar-toc-item:hover { color: var(--ink); } }
.sidebar-toc-number { font-size: var(--t-xs); color: var(--sky-deep); padding-top: .25em; }
.sidebar-toc-text { font-family: var(--f-read); font-size: .93rem; line-height: 1.65; }
.sidebar-toc-item.active .sidebar-toc-text { font-weight: 600; }
.read-tools { display: flex; align-items: center; gap: var(--s-2); padding-top: var(--s-3); border-top: 1px solid var(--line); font-family: var(--f-ui); font-size: var(--t-xs); }
.read-tools .muted { display: inline-flex; align-items: center; gap: .4em; margin-inline-end: auto; }
.aa { font-family: var(--f-read); font-weight: 700; line-height: 1; }
.aa-sm { font-size: .8rem; } .aa-lg { font-size: 1.15rem; }

.reading-main { --read-scale: 1.08; font-size: calc(1.08rem * var(--read-scale)); min-inline-size: 0; }
.reading-section { scroll-margin-top: calc(var(--header-h) + 24px); }
.reading-section + .reading-section { margin-top: var(--s-8); }
.reading-section-title { display: grid; grid-template-columns: auto minmax(0, 1fr); align-items: baseline; gap: var(--s-4); margin: 0 0 var(--s-5) !important; padding-bottom: var(--s-4); border-bottom: 1px solid var(--line-2); font-size: calc(1.4rem * var(--read-scale)) !important; }
.reading-section-number { font-size: 2rem; font-weight: 300; color: var(--sky-deep); line-height: .9; font-family: var(--f-ui); }
.reading-section-play { grid-column: 2; justify-self: start; align-self: center; font-size: .75rem; }
.read-end { margin-top: var(--s-8); padding-top: var(--s-6); border-top: 1px solid var(--line); display: grid; justify-items: center; gap: var(--s-5); }
@media (min-width: 561px) {
  .reading-section-title { grid-template-columns: auto minmax(0, 1fr) auto; }
  .reading-section-play { grid-column: auto; justify-self: auto; }
  .reading-section-number { font-size: 2.6rem; }
}
@media (min-width: 981px) {
  .reading-page { grid-template-columns: 300px minmax(0, var(--wrap-read)); justify-content: space-between; gap: var(--s-8); padding-top: var(--s-7); }
  .transcript-sidebar { border: 0; border-radius: 0; background: none; padding: 0; }
  .sidebar-inner { position: sticky; top: calc(var(--header-h) + 20px); max-block-size: calc(100dvh - var(--header-h) - 40px); }
  .sidebar-toc-list { max-block-size: none; }
}
@media (hover: hover) { .reading-section-play:hover { background: var(--ink); color: var(--paper); border-color: var(--ink); } }

.hide-sm { display: none; }
@media (min-width: 561px) { .hide-sm { display: revert; } }

/* Jump bar: fade the trailing edge so phones read it as scrollable; wrap on wide screens */
.series-jump-inner { -webkit-mask-image: linear-gradient(to left, #000 85%, transparent); mask-image: linear-gradient(to left, #000 85%, transparent); }
@media (min-width: 1081px) {
  .series-jump-inner { flex-wrap: wrap; overflow: visible; -webkit-mask-image: none; mask-image: none; }
}
@media (pointer: coarse) { .timestamp-btn { min-block-size: 36px; padding-inline: .8em; } .follow-toggle { min-block-size: 44px; } }

/* /series filters (scales to 130+ series) */
.series-tools { display: grid; grid-template-columns: minmax(0, 1fr); gap: var(--s-4); margin-bottom: var(--s-6); }
.series-filter { display: flex; align-items: center; gap: var(--s-3); padding: 0 var(--s-4); min-block-size: 52px; background: var(--white); border: 1px solid var(--line-2); border-radius: var(--r-pill); }
.series-filter:focus-within { border-color: var(--sky); box-shadow: 0 0 0 4px var(--sky-20); }
.series-filter .icon { color: var(--sky-deep); }
.series-filter input { flex: 1; min-inline-size: 0; border: 0; background: none; font-family: var(--f-ui); font-size: 16px; min-block-size: 48px; }
.series-filter input:focus { outline: none; }
.series-chips { display: flex; gap: 8px; overflow-x: auto; padding-bottom: 6px; scrollbar-width: none; }
.series-chips::-webkit-scrollbar { display: none; }
.series-chips button { flex: none; display: inline-flex; align-items: center; gap: .45em; min-block-size: 44px; padding: 0 1em; border-radius: var(--r-pill); border: 1px solid var(--line-2); background: var(--white); font-family: var(--f-ui); font-size: .9rem; font-weight: 500; color: var(--ink-80); }
.series-chips button .num { font-size: .78rem; color: var(--ink-60); }
.series-chips button .icon { color: var(--sky-deep); }
.series-chips button[aria-selected="true"] { background: var(--ink); color: var(--paper); border-color: var(--ink); }
.series-chips button[aria-selected="true"] .num, .series-chips button[aria-selected="true"] .icon { color: var(--sky); }
.series-count { margin: 0; font-size: var(--t-sm); }
.series-index > li[hidden] { display: none; }
@media (min-width: 761px) { .series-tools { grid-template-columns: minmax(260px, 1fr) auto; align-items: center; } .series-chips { grid-column: 1 / -1; grid-row: 2; flex-wrap: wrap; overflow: visible; } .series-count { grid-column: 2; grid-row: 1; } }

/* /videos paginated catalogue */
.vid-tools { display: grid; grid-template-columns: minmax(0, 1fr); gap: var(--s-3); }
.vid-select { position: relative; display: flex; align-items: center; gap: var(--s-2); padding-inline: var(--s-4) var(--s-3); min-block-size: 52px; background: var(--white); border: 1px solid var(--line-2); border-radius: var(--r-pill); }
.vid-select .icon { color: var(--sky-deep); flex: none; }
.vid-select select { flex: 1; min-inline-size: 0; border: 0; background: none; font-family: var(--f-ui); font-size: 16px; min-block-size: 48px; appearance: auto; }
.vid-select select:focus { outline: none; }
.vid-select:focus-within { border-color: var(--sky); box-shadow: 0 0 0 4px var(--sky-20); }
.chip-radio { position: relative; flex: none; }
.chip-radio input { position: absolute; opacity: 0; inset: 0; margin: 0; cursor: pointer; }
.chip-radio span { display: inline-flex; align-items: center; gap: .45em; min-block-size: 44px; padding: 0 1em; border-radius: var(--r-pill); border: 1px solid var(--line-2); background: var(--white); font-family: var(--f-ui); font-size: .9rem; font-weight: 500; color: var(--ink-80); }
.chip-radio span .icon { color: var(--sky-deep); }
.chip-radio input:checked + span { background: var(--ink); color: var(--paper); border-color: var(--ink); }
.chip-radio input:checked + span .icon { color: var(--sky); }
.chip-radio input:focus-visible + span { outline: 2px solid var(--sky-deep); outline-offset: 2px; }
.vid-count { margin: var(--s-5) 0 var(--s-4); font-size: var(--t-sm); }
.vid-grid .card-title { font-size: 1rem; }
.pagination { display: grid; grid-template-columns: auto minmax(0, 1fr) auto; align-items: center; gap: var(--s-3); margin-top: var(--s-7); }
.pagination-pages { display: flex; flex-wrap: wrap; justify-content: center; gap: 4px; font-family: var(--f-ui); font-variant-numeric: tabular-nums; }
.pagination-pages a, .pagination-pages [aria-current] { display: inline-grid; place-items: center; min-inline-size: 44px; block-size: 44px; border-radius: 50%; font-weight: 500; }
.pagination-pages a { color: var(--ink-80); }
.pagination-pages [aria-current] { background: var(--ink); color: var(--paper); }
.pagination-pages .gap { align-self: center; color: var(--ink-40); }
@media (hover: hover) { .pagination-pages a:hover { background: var(--sky-20); } }
@media (min-width: 761px) { .vid-tools { grid-template-columns: minmax(0, 1.4fr) minmax(0, 1fr) minmax(0, .6fr); } .vid-tools .series-chips { grid-column: 1 / -1; flex-wrap: wrap; overflow: visible; } }

/* episode without transcript yet */
.ep-pending { display: grid; gap: var(--s-5); align-content: start; }
.ep-pending-note { display: flex; gap: var(--s-3); align-items: start; padding: var(--s-4); border: 1px dashed var(--sky-40); border-radius: var(--r-2); background: var(--sky-10); }
.ep-pending-note > .icon { color: var(--sky-deep); flex: none; margin-top: 2px; }
.ep-pending-note strong { display: block; font-family: var(--f-read); font-size: 1.05rem; }
.ep-pending-note .muted { font-family: var(--f-ui); font-size: var(--t-sm); line-height: 1.8; }
.ep-desc { display: grid; gap: var(--s-3); }
.ep-desc-text { font-family: var(--f-read); font-size: 1.02rem; line-height: 2; color: var(--ink-80); white-space: pre-line; overflow-wrap: anywhere; }
.ep-desc-text a { color: var(--sky-deep); text-decoration: underline; text-underline-offset: 3px; }
.ep-also { list-style: none; border-top: 1px solid var(--line); }
.ep-also a { display: grid; grid-template-columns: auto minmax(0, 1fr) auto; align-items: center; gap: var(--s-3); min-block-size: 52px; border-bottom: 1px solid var(--line); font-family: var(--f-read); font-weight: 600; }
.ep-also .icon { color: var(--sky-deep); }

/* compact header rhythm on /series */
.ph + section.section-tight { padding-bottom: var(--s-4); }
.series-index-section { padding-top: var(--s-4); }
/* series index without decorative numbers */
@media (min-width: 981px) { .series-row { grid-template-columns: 300px minmax(0, 1fr) 40px; } }

/* المقاطع: one page, two clear views */
.view-switch { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 6px; padding: 6px; border-radius: 18px; background: var(--paper-2); border: 1px solid var(--line); max-inline-size: 640px; }
.view-switch a { display: flex; align-items: center; gap: var(--s-3); padding: var(--s-3) var(--s-4); border-radius: 13px; color: var(--ink-60); transition: background var(--d-2) var(--ease-out), color var(--d-2), box-shadow var(--d-2); }
.view-switch a b { display: block; font-family: var(--f-ui); font-size: 1.05rem; color: inherit; }
.view-switch a small { display: block; font-family: var(--f-ui); font-size: var(--t-xs); color: var(--ink-40); }
.view-switch a:hover { color: var(--ink); }
.view-switch a[aria-current="page"] { background: var(--white); color: var(--ink); box-shadow: var(--shadow-1); }
.view-switch a[aria-current="page"] .icon { color: var(--sky-deep); }
@media (max-width: 480px) { .view-switch a { padding: var(--s-3); } .view-switch a small { display: none; } }

/* view switch as page tabs (clear, not a chip); filters on one row */
.view-switch { max-inline-size: none; background: none; border: 0; border-block-end: 1px solid var(--line-2); border-radius: 0; padding: 0; gap: 0; }
.view-switch a { border-radius: 0; padding: var(--s-4) var(--s-5); position: relative; }
.view-switch a b { font-family: var(--f-display); font-size: 2.1rem; line-height: 1; }
.view-switch a[aria-current="page"] { background: none; box-shadow: none; color: var(--ink); }
.view-switch a[aria-current="page"]::after { content: ""; position: absolute; inset-inline: 0; bottom: -1px; block-size: 3px; background: var(--sky-deep); border-radius: 3px 3px 0 0; }
@media (min-width: 900px) { .vid-tools { grid-template-columns: minmax(0, 1.6fr) repeat(4, minmax(0, 1fr)); } }
@media (max-width: 760px) { .vid-tools { grid-template-columns: repeat(2, minmax(0, 1fr)); } .vid-tools .vid-q { grid-column: 1 / -1; } }
.view-switch a b { white-space: nowrap; }
@media (max-width: 560px) { .view-switch a { padding: var(--s-3) var(--s-2); gap: var(--s-2); } .view-switch a b { font-size: 1.7rem; } }
.page-videos .view-switch + * { margin-top: 0; }