/* Home tutorial; all surfaces follow the platform theme. */
.mley-article-demo { container-type: inline-size; }
/* This section is a host, not an interactive card. Override the shared card
   navigation highlight (which uses !important) without changing its controls. */
body[data-page-kind="home"] #mley-article-demo {
  border: 0 !important;
  box-shadow: none !important;
  animation: none;
}
#mley-article-demo:focus { outline: none; }
.mley-article-demo .card-body { padding: 1.25rem; }
.mley-article-demo__heading { display: flex; align-items: start; justify-content: space-between; gap: .75rem; margin-bottom: 1.2rem; }
.mley-article-demo__eyebrow { color: var(--text-muted); font-size: .65rem; font-weight: 600; letter-spacing: .12em; }
.mley-article-demo__heading h2 { margin: .3rem 0 0; color: var(--text-color); font-size: clamp(var(--text-heading), 4cqi, 2rem); line-height: var(--leading-heading); font-weight: var(--weight-bold); }
.mley-article-demo__badge { padding: .3rem .55rem; border-radius: 6px; color: var(--accent-color); background: var(--accent-color-soft); font-size: .68rem; font-weight: 600; }
.mley-article-demo__layout { display: grid; grid-template-columns: minmax(170px, .8fr) minmax(0, 2fr); gap: 1rem; }
.mley-article-demo__menu { display: flex; flex-direction: column; gap: .3rem; min-width: 0; }
.mley-article-demo__tab { display: flex; gap: .65rem; align-items: center; text-align: left; width: 100%; min-height: 52px; padding: .65rem; border: 1px solid transparent; border-radius: 9px; background: transparent; color: var(--text-color); font: inherit; cursor: pointer; }
.mley-article-demo__tab > :is(i, svg) { flex: 0 0 18px; color: var(--text-muted); }
.mley-article-demo__tab strong { display: block; font-size: .875rem; line-height: 1.35; font-weight: 700; }
.mley-article-demo__tab:hover { background: var(--bg-surface-2); }
.mley-article-demo__tab[aria-selected="true"] { border-color: var(--accent-color); background: var(--accent-color-soft); }
.mley-article-demo__tab[aria-selected="true"] :is(strong, i, svg) { color: var(--accent-color); }
.mley-article-demo :is(button, a, [tabindex]):focus-visible { outline: 2px solid var(--accent-color); outline-offset: 3px; }
.mley-article-demo__panel { min-width: 0; display: flex; flex-direction: column; scroll-margin-top: 80px; }
.mley-article-demo__track { min-width: 0; }
.mley-article-demo__preview { display: none; }
.mley-article-demo__number { display: none; }
.mley-article-demo__carousel-controls { display: flex; align-items: center; justify-content: space-between; gap: .5rem; margin-bottom: .75rem; }
.mley-article-demo__carousel-controls strong { display: block; color: var(--text-color); font-size: .85rem; }
.mley-article-demo__carousel-controls div > span { color: var(--text-muted); font-size: .75rem; }
.mley-article-demo__carousel-arrows { display: flex; gap: .4rem; }
.mley-article-demo__carousel-arrows button { font-size: 1.2rem; min-width: 44px; min-height: 44px; }
.mley-article-demo__guide { padding: .1rem .1rem .85rem; }
.mley-article-demo__guide h3 { margin: 0 0 .4rem; font-size: .95rem; font-weight: 650; color: var(--text-color); }
.mley-article-demo__guide p { margin: 0 0 .65rem; font-size: .8rem; line-height: 1.5; color: var(--text-muted); }
.mley-article-demo__guide p strong { font-weight: 700; color: var(--text-color); }
.mley-article-demo__guide a strong { color: inherit; }
.mley-article-demo__actions { display: flex; flex-wrap: wrap; gap: .5rem .8rem; align-items: center; }
.mley-article-demo__actions .btn { min-height: 40px; }
.mley-article-demo__actions a { color: var(--accent-color); font-size: .73rem; min-height: 36px; display: inline-flex; align-items: center; }
.mley-article-demo__status { margin: 0; color: var(--text-muted); font-size: .75rem; }
.mley-article-demo__status:not(:empty) { padding: 0 0 .65rem; }
/* The shared reader owns its border; the host must not draw a second frame. */
.mley-article-demo__stage { position: relative; isolation: isolate; z-index: 0; min-width: 0; min-height: 520px; flex: 1; }
.mley-article-demo__reader, .mley-article-demo__maps { position: absolute; inset: 0; }
.mley-article-demo [hidden] { display: none !important; }
.mley-article-demo__maps { overflow: hidden; border-radius: inherit; }
.mley-article-demo__maps iframe { display: block; width: 100%; height: 100%; border: 0; background: var(--bg-surface); }
.mley-article-demo__panel.is-map .mley-article-demo__stage { min-height: 0; flex: none; border: 0; border-radius: 0; background: transparent; }
.mley-article-demo__panel.is-map .mley-article-demo__maps { position: static; overflow: visible; border-radius: 0; }
.mley-article-demo__panel.is-map iframe { height: 480px; }
.mley-article-demo__empty { display: flex; position: absolute; inset: 0; padding: 1.5rem; flex-direction: column; align-items: center; justify-content: center; text-align: center; color: var(--text-muted); border: 1px solid var(--border-color); border-radius: 12px; background: var(--bg-surface); }
.mley-article-demo__empty > i { font-size: 2rem; margin-bottom: 1rem; color: var(--accent-color); }
.mley-article-demo__empty strong { color: var(--accent-color); }
.mley-article-demo__empty p { max-width: 240px; margin: .6rem 0 0; font-size: .8rem; }
@container (max-width: 590px) {
  .mley-article-demo__layout { grid-template-columns: minmax(0, 1fr); }
  .mley-article-demo__menu { max-height: 235px; overflow-y: auto; overscroll-behavior-y: contain; padding: 3px; border-block: 1px solid var(--border-color); }
  .mley-article-demo__tab { min-height: 56px; }
  .mley-article-demo__stage { min-height: 560px; }
  .mley-article-demo__actions .btn { min-height: 44px; }
}
@media (max-width: 480px) {
  .mley-article-demo .card-body { padding: .8rem; }
  .mley-article-demo__badge { display: none; }
  .mley-article-demo__stage { min-height: 520px; }
}

.mley-article-demo__icon { width: 18px; height: 18px; }
.mley-article-demo__article-link { color: var(--accent-color); font-weight: 600; text-decoration: underline; text-underline-offset: .15em; }
.mley-article-demo__article-link:hover { color: var(--accent-color); text-decoration-thickness: 2px; }

.mley-article-demo__panel.is-pdf .mley-article-demo__stage { min-height: 0; flex: none; }
.mley-article-demo__pdf iframe { display: block; width: 100%; height: 700px; max-height: 85svh; min-height: 460px; border: 0; background: var(--bg-surface); }

/* One live workspace, nine snap positions. No reader or iframe is reparented. */
@media (max-width: 700px) {
  body[data-page-kind="home"] #mley-article-demo.is-carousel { background: transparent; }
  .mley-article-demo.is-carousel .card-body { padding: 0; }
  .mley-article-demo.is-carousel .mley-article-demo__heading { margin-bottom: .8rem; }
  .is-carousel .mley-article-demo__layout { display: block; }
  .is-carousel .mley-article-demo__track {
    display: grid; grid-template-columns: repeat(var(--demo-count, 9), calc(100% - 40px)) 28px;
    gap: 12px; align-items: stretch; overflow-x: auto; overflow-y: hidden;
    scroll-snap-type: x mandatory; overscroll-behavior-x: contain; overflow-anchor: none;
    scrollbar-width: none; padding-block: 4px; isolation: isolate;
  }
  .is-carousel .mley-article-demo__track::-webkit-scrollbar { display: none; }
  .is-carousel .mley-article-demo__track::after { content: ""; grid-row: 1; grid-column: -2; }
  .is-carousel .mley-article-demo__panel,
  .is-carousel .mley-article-demo__preview {
    grid-row: 1; min-width: 0; padding: 14px 12px;
    border: 1px solid var(--border-color); border-radius: 14px; background: var(--bg-surface);
  }
  .is-carousel .mley-article-demo__panel { z-index: 1; }
  .is-carousel .mley-article-demo__preview { display: block; scroll-snap-align: start; scroll-snap-stop: always; cursor: pointer; }
  .is-carousel .mley-article-demo__preview.is-current { opacity: 0; pointer-events: none; }
  .is-carousel .mley-article-demo__card-heading { display: flex; align-items: baseline; gap: .45rem; margin-bottom: .4rem; }
  .is-carousel .mley-article-demo__number { display: block; flex: 0 0 auto; color: var(--accent-color); font-size: 1.1rem; line-height: 1.3; font-weight: 700; font-variant-numeric: tabular-nums; }
  .is-carousel .mley-article-demo__card-heading > strong,
  .is-carousel .mley-article-demo__guide h3 { display: block; font-size: 1.1rem; line-height: 1.3; font-weight: 700; color: var(--text-color); }
  .is-carousel .mley-article-demo__card-heading > :is(strong, h3) { min-width: 0; margin: 0; }
  .is-carousel .mley-article-demo__preview p,
  .is-carousel .mley-article-demo__guide p { font-size: .875rem; line-height: 1.55; }
  .is-carousel .mley-article-demo__preview p { margin-top: .75rem; color: var(--text-muted); }
  .is-carousel .mley-article-demo__actions :is(button, a) { min-height: 44px; }
  .is-carousel .mley-article-demo__stage { touch-action: pan-y pinch-zoom; }
  .is-carousel .mley-article-demo__stage:has([data-demo-empty]:not([hidden])) { min-height: 180px; }
  .is-carousel .mley-article-demo__empty { border: 0; border-radius: 0; padding: 1rem .25rem; }
  .is-carousel .mley-article-demo__panel:focus-visible { outline-offset: -3px; }
}