/* Article placards: a swipeable strip of featured-image cards.
   Desktop (901px+): sticky in the right rail, below the case review.
   Mobile: in the guide, right after the intro. */
.rc-acards { --ac-gap: 12px; --ac-r: max(var(--t-radius, 0px), 3px); margin: 6px 0 34px; min-width: 0; }
.rc-acards__head { display: flex; align-items: flex-end; justify-content: space-between; gap: 12px; margin: 0 0 12px; }
.rc-acards__eyebrow { display: block; margin: 0 0 6px; font: 600 10px/1.45 var(--t-mono); letter-spacing: .12em; text-transform: uppercase; color: var(--t-accent-ink); }
.rc-acards__title { margin: 0; font: 600 clamp(20px, 5.4vw, 26px)/1.12 var(--t-display); letter-spacing: -.015em; color: var(--t-text); }
:root[data-rc-template="C"] .rc-acards__title { font-weight: 750; text-transform: uppercase; letter-spacing: 0; }
.rc-acards__nav { display: none; gap: 6px; flex: none; }
.rc-acards__btn { display: inline-grid; place-items: center; width: 34px; height: 34px; padding: 0; border: 1px solid var(--t-rule-soft); border-radius: 999px; background: var(--t-paper, var(--t-bg)); color: var(--t-text); cursor: pointer; transition: background .18s, color .18s, border-color .18s, opacity .18s; }
.rc-acards__btn svg { width: 15px; height: 15px; }
.rc-acards__btn:hover:not(:disabled) { background: var(--t-text); border-color: var(--t-text); color: var(--t-bg); }
.rc-acards__btn:disabled { opacity: .35; cursor: default; }
.rc-acards__btn:focus-visible { outline: 2px solid var(--t-accent-ink); outline-offset: 2px; }

.rc-acards__track {
  display: grid; grid-auto-flow: column; grid-auto-columns: 80%; gap: var(--ac-gap);
  list-style: none; margin: 0; padding: 2px 0 10px;
  overflow-x: auto; overflow-y: hidden; overscroll-behavior-x: contain;
  scroll-snap-type: x mandatory; scroll-padding-inline: 0;
  scrollbar-width: none; -webkit-overflow-scrolling: touch;
}
.rc-acards__track::-webkit-scrollbar { display: none; }
.rc-acard { margin: 0; padding: 0; scroll-snap-align: start; min-width: 0; }
.rc-acard__link {
  position: relative; display: block; overflow: hidden; isolation: isolate;
  aspect-ratio: 4 / 3; border-radius: var(--ac-r);
  background: oklch(28% .05 var(--rc-hue, 223)); color: #fff; text-decoration: none;
  box-shadow: 0 1px 0 rgba(0,0,0,.04), 0 12px 26px -16px rgba(10,14,24,.55);
  transition: transform .25s cubic-bezier(.2,.7,.2,1), box-shadow .25s;
}
.rc-acard__link::before { /* state accent rule across the top */
  content: ""; position: absolute; z-index: 3; inset: 0 0 auto; height: 3px; background: var(--t-accent);
}
.rc-acard__img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; z-index: 0; transition: transform .6s cubic-bezier(.2,.7,.2,1); }
.rc-acard__link::after { /* scrim: always dark under the words, whatever the photo */
  content: ""; position: absolute; inset: 0; z-index: 1;
  background:
    linear-gradient(to top, rgba(7,9,14,.94) 0%, rgba(7,9,14,.86) 30%, rgba(7,9,14,.48) 58%, rgba(7,9,14,.08) 82%, rgba(7,9,14,0) 100%),
    linear-gradient(to top, color-mix(in srgb, var(--t-accent) 34%, transparent), transparent 55%);
}
.rc-acard__body { position: absolute; inset: auto 0 0; z-index: 2; display: flex; flex-direction: column; gap: 8px; padding: 16px 16px 15px; }
.rc-acard__tag {
  align-self: flex-start; padding: 4px 7px 3px; border-radius: 2px;
  background: var(--t-accent); color: var(--t-on-accent, #fff);
  font: 600 9.5px/1.2 var(--t-mono); letter-spacing: .11em; text-transform: uppercase;
}
.rc-acard__h {
  display: -webkit-box; -webkit-box-orient: vertical; -webkit-line-clamp: 4; overflow: hidden;
  font: 650 17px/1.24 var(--t-display); letter-spacing: -.005em; color: #fff; text-wrap: pretty;
  text-shadow: 0 1px 2px rgba(0,0,0,.55), 0 0 18px rgba(0,0,0,.45);
}
.rc-acard__date { font: 500 10px/1.3 var(--t-mono); letter-spacing: .08em; text-transform: uppercase; color: rgba(255,255,255,.78); text-shadow: 0 1px 2px rgba(0,0,0,.6); }
.rc-acard__link:hover { transform: translateY(-2px); box-shadow: 0 1px 0 rgba(0,0,0,.04), 0 18px 32px -16px rgba(10,14,24,.65); }
.rc-acard__link:hover .rc-acard__img { transform: scale(1.045); }
.rc-acard__link:hover .rc-acard__h { text-decoration: underline; text-decoration-thickness: 1.5px; text-underline-offset: 3px; }
.rc-acard__link:focus-visible { outline: 3px solid var(--t-accent-ink); outline-offset: 3px; }

/* closing card: the whole archive */
.rc-acard--all .rc-acard__link { display: flex; flex-direction: column; justify-content: flex-end; gap: 10px; padding: 18px 16px; box-sizing: border-box; background: var(--t-accent); color: var(--t-on-accent, #fff); }
.rc-acard--all .rc-acard__link::after { background: radial-gradient(120% 90% at 100% 0%, rgba(255,255,255,.16), transparent 60%); }
.rc-acard--all .rc-acard__h { text-shadow: none; color: inherit; font-size: 19px; }
.rc-acard--all .rc-acard__date { color: inherit; opacity: .85; text-shadow: none; }
.rc-acard__arrow { position: relative; z-index: 2; font: 600 22px/1 var(--t-ui); }

@media (prefers-reduced-motion: reduce) {
  .rc-acard__link, .rc-acard__img { transition: none; }
  .rc-acard__link:hover { transform: none; }
  .rc-acard__link:hover .rc-acard__img { transform: none; }
}

/* ---------- desktop 1180px+: pinned in the left sidebar, under the TOC ---------- */
@media (min-width: 1180px) {
  .rc-main > .rc-acards:not(.rc-acards--main) { display: none; }   /* held until placed */
  .rc-rail--left > .rc-acards {
    position: sticky; z-index: 19; top: var(--rc-acards-top, 400px);
    margin: 0; padding: 14px 0 16px; background: var(--t-bg);
    border-top: 1px solid var(--t-rule-soft);
  }
  .rc-rail--left > .rc-acards--loose { position: relative; top: auto; }
  .rc-rail--left .rc-acards__head { align-items: center; margin-bottom: 10px; }
  .rc-rail--left .rc-acards__eyebrow { display: none; }
  .rc-rail--left .rc-acards__title { font: 500 10.5px/1.25 var(--t-mono); letter-spacing: .14em; text-transform: uppercase; color: var(--t-muted); }
  :root[data-rc-template="C"] .rc-rail--left .rc-acards__title { font-weight: 600; letter-spacing: .12em; color: var(--t-text); }
  .rc-rail--left .rc-acards__nav { display: flex; gap: 5px; }
  .rc-rail--left .rc-acards__btn { width: 28px; height: 28px; }
  .rc-rail--left .rc-acards__btn svg { width: 13px; height: 13px; }
  .rc-rail--left .rc-acards__track { grid-auto-columns: 100%; gap: 10px; margin: 0; padding: 0 0 2px; scroll-padding-inline: 0; }
  .rc-rail--left .rc-acard__link { aspect-ratio: 4 / 3.3; }
  .rc-rail--left .rc-acards--short .rc-acard__link { aspect-ratio: 16 / 10; }
  .rc-rail--left .rc-acard__body { gap: 6px; padding: 12px 12px 11px; }
  .rc-rail--left .rc-acard__h { font-size: 14.5px; line-height: 1.24; -webkit-line-clamp: 4; }
  .rc-rail--left .rc-acards--short .rc-acard__h { -webkit-line-clamp: 3; }
  .rc-rail--left .rc-acard__tag { font-size: 9px; padding: 3px 6px 2px; }
  .rc-rail--left .rc-acard__date { display: none; }
  .rc-rail--left .rc-acard--all .rc-acard__date { display: block; }
  .rc-rail--left .rc-acard--all .rc-acard__h { font-size: 17px; }
}
/* the TOC gets the same tighter rhythm the site already uses on short screens,
   so the articles fit under it on laptop-height windows */
@media (min-width: 1180px) and (max-height: 1000px) {
  .rc-shell > .rc-rail--left > .rc-toc ol a { padding-top: 3px; padding-bottom: 3px; line-height: 1.28; }
}
/* desktop below 1180px and short desktop screens: the strip sits in the guide */
@media (min-width: 901px) {
  .rc-main > .rc-acards .rc-acards__nav { display: flex; }
  .rc-main > .rc-acards .rc-acards__track { grid-auto-columns: calc((100% - 2 * var(--ac-gap)) / 2.35); margin: 0; padding: 2px 0 10px; scroll-padding-inline: 0; }
}