/* CHERT Bell — additions on top of the shared CHERT site styles (site.css, shell.css), the same way
   chertfleet.css and cherttt.css extend them. Only what chertiot does not have: the live-call card in the
   hero, the four-seats band, the channels diagram, capabilities, Layla, product mockups, editions,
   engines and roadmap. Tokens only. */

/* ---------------------------------------------------- hero: live-call card --- */
.bl-call { position: absolute; right: 0; bottom: calc(-78 * var(--u)); width: calc(250 * var(--u)); padding: 14px 16px; border-radius: var(--radius-card);
  border: 1px solid var(--chert-dark-border); background: color-mix(in srgb, var(--chert-dark-surface) 82%, transparent);
  -webkit-backdrop-filter: blur(10px); backdrop-filter: blur(10px); box-shadow: var(--shadow-modal); animation: sx-float 7s ease-in-out infinite; }
.bl-call__head { display: flex; align-items: center; gap: 8px; font-size: 12.5px; font-weight: 600; color: var(--chert-dark-text); }
.bl-call__dot { width: 8px; height: 8px; border-radius: 50%; background: var(--chert-success); animation: sx-blink 1.6s ease-in-out infinite; }
.bl-call__tag { margin-inline-start: auto; font-size: 10.5px; font-weight: 400; color: var(--chert-dark-muted); padding: 1px 7px; border-radius: var(--radius-pill); border: 1px solid var(--chert-dark-border); }
.bl-call__steps { list-style: none; margin: 12px 0 10px; padding: 0; display: grid; gap: 7px; }
.bl-call__steps li { position: relative; padding-inline-start: 22px; font-size: 13px; color: var(--chert-dark-muted); }
.bl-call__steps li::before { content: ""; position: absolute; left: 0; top: 50%; width: 12px; height: 12px; margin-top: -6px; border-radius: 50%; border: 1.5px solid var(--chert-dark-border); }
.bl-call__steps li.is-done { color: var(--chert-dark-text); }
.bl-call__steps li.is-done::before { background: var(--chert-success); border-color: var(--chert-success); }
.bl-call__steps li.is-now { color: var(--chert-dark-text); font-weight: 700; }
.bl-call__steps li.is-now::before { border-color: var(--chert-orange); box-shadow: 0 0 0 4px color-mix(in srgb, var(--chert-orange) 25%, transparent); animation: sx-blink 1.6s ease-in-out infinite; }
.bl-call__time { display: flex; align-items: baseline; justify-content: space-between; padding-top: 10px; border-top: 1px solid var(--chert-dark-border); color: var(--chert-dark-muted); font-size: 12px; }
.bl-call__time b { font-family: var(--font-mono); font-size: 20px; color: var(--chert-dark-text); font-weight: 700; }
.bl-call__foot { margin-top: 6px; font-size: 11.5px; color: var(--chert-dark-muted); }
@media (max-width: 760px) { .bl-call { display: none; } }

/* ------------------------------------------------------------- doors --- */
.bl-doors { background: var(--chert-surface-alt); }
@media (min-width: 1100px) { .bl-doors__grid { grid-template-columns: repeat(4, minmax(0, 1fr)); } .bl-doors__grid .sx-pillar { padding: 24px; } }

/* ---------------------------------------------------- channels diagram --- */
.bl-channels { background: var(--chert-surface); }
.bl-flow { display: grid; gap: 22px; align-items: center; }
@media (min-width: 900px) { .bl-flow { grid-template-columns: minmax(0, 1fr) 230px minmax(0, .85fr); gap: 56px; } }
.bl-flow__col { list-style: none; margin: 0; padding: 0; display: grid; gap: 12px; }
.bl-flow__card { position: relative; display: flex; align-items: center; gap: 12px; padding: 14px 16px; border-radius: 14px; border: 1px solid var(--chert-border); background: var(--chert-surface-alt); }
.bl-flow__card b { display: block; font-size: 15px; line-height: 1.3; }
.bl-flow__card small { display: block; font-size: 13px; color: var(--chert-muted); line-height: 1.4; }
.bl-flow__icon { width: 38px; height: 38px; flex: none; display: grid; place-items: center; border-radius: 11px; background: var(--chert-ink); color: var(--chert-orange); }
/* connectors: dashed, animated, drawn from each card toward the core */
@media (min-width: 900px) {
  .bl-flow__card::after { content: ""; position: absolute; top: 50%; width: 56px; height: 0; border-top: 2px dashed color-mix(in srgb, var(--chert-orange) 70%, transparent); }
  .bl-flow__src .bl-flow__card::after { left: 100%; }
  .bl-flow__dst .bl-flow__card::after { right: 100%; }
  .bl-flow__card::before { content: ""; position: absolute; top: 50%; width: 7px; height: 7px; margin-top: -3px; border-radius: 50%; background: var(--chert-orange); z-index: 1;
    animation: bl-run 2.4s linear infinite; animation-delay: calc(var(--k, 0) * -.6s); }
  .bl-flow__src .bl-flow__card::before { left: 100%; }
  .bl-flow__dst .bl-flow__card::before { right: 100%; animation-name: bl-run-r; }
}
@keyframes bl-run { from { transform: translateX(0); opacity: 0; } 15% { opacity: 1; } 85% { opacity: 1; } to { transform: translateX(50px); opacity: 0; } }
@keyframes bl-run-r { from { transform: translateX(-50px); opacity: 0; } 15% { opacity: 1; } 85% { opacity: 1; } to { transform: translateX(0); opacity: 0; } }
.bl-flow__core { position: relative; display: flex; flex-direction: column; align-items: center; text-align: center; padding: 26px 20px; border-radius: 22px; color: var(--chert-dark-text);
  background: radial-gradient(circle at 50% 0%, color-mix(in srgb, var(--chert-orange) 26%, transparent), transparent 70%), var(--chert-dark);
  box-shadow: 0 0 0 6px color-mix(in srgb, var(--chert-orange) 14%, transparent), var(--shadow-modal); }
.bl-flow__core img { margin-bottom: 10px; }
.bl-flow__core > b { font-size: 20px; }
.bl-flow__core > small { font-size: 13px; color: var(--chert-dark-muted); margin-bottom: 14px; }
.bl-flow__core ul { list-style: none; margin: 0; padding: 0; display: flex; flex-wrap: wrap; justify-content: center; gap: 6px; }
.bl-flow__core li { font-size: 12px; padding: 3px 10px; border-radius: var(--radius-pill); border: 1px solid var(--chert-dark-border); background: var(--chert-dark-surface); }
.bl-note { display: flex; align-items: flex-start; justify-content: center; gap: 8px; max-width: 760px; margin: var(--space-7) auto 0; font-size: 14px; color: var(--chert-muted); text-align: center; }
.bl-note svg { flex: none; margin-top: 2px; color: var(--chert-orange-deep); }

/* ------------------------------------------------------ capabilities --- */
.bl-caps { background: var(--chert-surface-alt); }
.bl-caps__grid { display: grid; gap: 18px; grid-template-columns: repeat(auto-fit, minmax(min(100%, 270px), 1fr)); }
.bl-cap { display: flex; flex-direction: column; padding: 22px 22px 18px; border-radius: 18px; border: 1px solid var(--chert-border); background: var(--chert-surface);
  transition: translate var(--dur-slow) var(--ease), box-shadow var(--dur-slow), border-color var(--dur-slow), opacity .8s var(--ease), transform .8s var(--ease); }
.js .bl-cap.sx-reveal { transition-delay: 0s, 0s, 0s, calc(var(--k, 0) * 60ms), calc(var(--k, 0) * 60ms); }
.bl-cap:hover { translate: 0 -3px; box-shadow: var(--shadow-hover); border-color: color-mix(in srgb, var(--chert-orange) 50%, var(--chert-border)); }
.bl-cap__top { display: flex; align-items: center; gap: 12px; margin-bottom: 12px; }
.bl-cap__top .sx-pillar__icon { margin: 0; flex: none; }
.bl-cap h3 { margin: 0; font-size: 18px; line-height: 1.25; }
.bl-cap ul { list-style: none; margin: 0; padding: 0; display: grid; gap: 7px; }
.bl-cap li { position: relative; padding-inline-start: 18px; font-size: 14.5px; color: var(--chert-muted); line-height: 1.45; }
.bl-cap li::before { content: ""; position: absolute; left: 2px; top: .55em; width: 7px; height: 7px; border-radius: 2px; background: var(--chert-orange); transform: rotate(45deg); }

/* -------------------------------------------------------------- layla --- */
.bl-layla { color: var(--chert-dark-text); background:
  radial-gradient(55% 45% at 85% 10%, color-mix(in srgb, var(--chert-orange) 16%, transparent), transparent 70%),
  radial-gradient(40% 40% at 5% 95%, color-mix(in srgb, var(--chert-tan) 10%, transparent), transparent 70%), var(--chert-dark); }
.bl-layla .sx-eyebrow { color: var(--chert-orange); }
.bl-layla__grid { display: grid; gap: 28px; align-items: start; }
@media (min-width: 1000px) { .bl-layla__grid { grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); } }
.bl-layla__dims { display: grid; gap: 10px; }
.bl-dim { display: flex; align-items: center; gap: 14px; padding: 13px 16px; border-radius: 14px; border: 1px solid var(--chert-dark-border);
  background: color-mix(in srgb, var(--chert-dark-surface) 70%, transparent); transition: border-color var(--dur-slow), translate var(--dur-slow) var(--ease); }
.bl-dim:hover { border-color: color-mix(in srgb, var(--chert-orange) 55%, var(--chert-dark-border)); translate: 0 -2px; }
.bl-dim > div { flex: 1; min-width: 0; }
.bl-dim b { display: block; font-size: 15px; }
.bl-dim small { display: block; font-size: 12.5px; line-height: 1.5; color: var(--chert-dark-muted); }
.bl-dim__icon { width: 36px; height: 36px; flex: none; display: grid; place-items: center; border-radius: 10px; color: var(--chert-orange); background: color-mix(in srgb, var(--chert-orange) 13%, transparent); }
.bl-dim__n { flex: none; min-width: 34px; text-align: center; font-family: var(--font-mono); font-size: 18px; font-weight: 700; color: var(--chert-orange); }
.bl-dim--drv { border-style: dashed; }
.bl-drvlist { list-style: none; margin: 6px 0 0; padding: 0; display: flex; flex-wrap: wrap; gap: 6px; }
.bl-drvlist li { font-size: 12px; padding: 2px 9px; border-radius: var(--radius-pill); border: 1px solid var(--chert-dark-border); color: var(--chert-dark-muted); }
.bl-layla__side { display: grid; gap: 18px; }
.bl-layla__side .bl-shot { border-color: var(--chert-dark-border); background: var(--chert-dark-surface); }
.bl-layla__side .bl-shot figcaption { color: var(--chert-dark-muted); }
.bl-tiers { list-style: none; margin: 0; padding: 0; display: grid; gap: 10px; grid-template-columns: repeat(auto-fit, minmax(min(100%, 170px), 1fr)); counter-reset: t; }
.bl-tiers li { position: relative; padding: 14px 16px; border-radius: 14px; border: 1px dashed var(--chert-dark-border); font-size: 13px; line-height: 1.5; color: var(--chert-dark-muted); }
.bl-tiers li b { display: block; margin-bottom: 4px; font-size: 14px; color: var(--chert-dark-text); }
.bl-tiers li.is-now { border-style: solid; border-color: color-mix(in srgb, var(--chert-orange) 60%, transparent); background: color-mix(in srgb, var(--chert-orange) 9%, transparent); }
.bl-tiers li.is-now b { color: var(--chert-orange); }

/* ------------------------------------------------- product mockups (frames) --- */
.bl-gallery { background: var(--chert-cream); }
.bl-gallery__grid { display: grid; gap: 22px; grid-template-columns: repeat(auto-fit, minmax(min(100%, 380px), 1fr)); }
.bl-shot { margin: 0; display: flex; flex-direction: column; border-radius: 16px; overflow: hidden; border: 1px solid var(--chert-border); background: var(--chert-surface); box-shadow: var(--shadow-hover);
  transition: translate var(--dur-slow) var(--ease), border-color var(--dur-slow), opacity .8s var(--ease), transform .8s var(--ease); }
.js .bl-shot.sx-reveal { transition-delay: 0s, 0s, calc(var(--k, 0) * 110ms), calc(var(--k, 0) * 110ms); }
.bl-shot:hover { translate: 0 -4px; border-color: color-mix(in srgb, var(--chert-orange) 55%, var(--chert-border)); }
.bl-shot__frame { display: flex; gap: 6px; padding: 10px 12px; border-bottom: 1px solid var(--chert-border); background: var(--chert-surface-alt); }
.bl-shot__frame span { width: 9px; height: 9px; border-radius: 50%; background: var(--chert-border-strong); }
.bl-shot figcaption { padding: 12px 16px 14px; font-size: 14px; color: var(--chert-muted); border-top: 1px solid var(--chert-border); }

/* the miniature app inside each frame — the real interfaces' cream/ink/orange look, at reduced scale */
.bl-ui { flex: 1; min-height: 300px; display: flex; flex-direction: column; background: var(--chert-cream); color: var(--chert-ink); font-size: 11px; line-height: 1.4; text-align: start; user-select: none; }
.bl-ui[lang="ar"] { font-family: var(--font-ar); }
.bl-ui__head { display: flex; align-items: center; gap: 8px; padding: 8px 12px; border-bottom: 1px solid var(--chert-border); }
.bl-ui__brand { display: inline-flex; align-items: center; gap: 5px; font-weight: 800; letter-spacing: .02em; }
.bl-ui__title { color: var(--chert-muted); }
.bl-ui__lang { margin-inline-start: auto; padding: 1px 10px; border-radius: var(--radius-pill); border: 1px solid var(--chert-border-strong); font-size: 10px; }
.bl-ui__body { flex: 1; display: grid; gap: 8px; align-content: start; padding: 10px 12px 12px; }
.bl-card { padding: 10px; border-radius: 10px; border: 1px solid var(--chert-border); background: var(--chert-surface); min-width: 0; }
.bl-card__t { display: block; margin-bottom: 6px; font-size: 12px; }
.bl-card__s { display: block; margin: 8px 0 4px; font-size: 11.5px; }
.bl-btns { display: flex; flex-wrap: wrap; gap: 5px; margin-top: 6px; }
.bl-btn { display: inline-flex; align-items: center; gap: 4px; padding: 4px 9px; border-radius: 7px; border: 1.2px solid var(--chert-border-strong); font-size: 10.5px; font-weight: 600; background: var(--chert-surface); }
.bl-btn--go { background: var(--chert-orange); border-color: var(--chert-orange); color: var(--chert-ink); }
.bl-btn--end { background: var(--chert-error-tint); border-color: color-mix(in srgb, var(--chert-error) 40%, transparent); color: var(--chert-error); }
.bl-btn--full { width: 100%; justify-content: center; margin-top: 6px; }
.bl-dot { display: inline-block; width: 7px; height: 7px; margin-inline-end: 5px; border-radius: 50%; background: var(--chert-muted); vertical-align: middle; }
.bl-dot--ok { background: var(--chert-success); } .bl-dot--call { background: var(--chert-orange); } .bl-dot--pause { background: var(--chert-warning); } .bl-dot--off { background: var(--chert-border-strong); }
.bl-tag { display: inline-block; padding: 0 7px; border-radius: var(--radius-pill); font-size: 9.5px; font-weight: 600; background: var(--chert-surface-alt); border: 1px solid var(--chert-border); }
.bl-tag--miss { background: var(--chert-error-tint); border-color: transparent; color: var(--chert-error); }
.bl-tag--on { background: var(--chert-orange-tint); border-color: transparent; color: var(--chert-orange-deep); }
.bl-play { display: inline-grid; place-items: center; width: 18px; height: 18px; border-radius: 50%; background: var(--chert-ink); color: var(--chert-cream); }
.bl-table { width: 100%; border-collapse: collapse; font-size: 10.5px; }
.bl-table th { padding: 3px 4px; text-align: start; font-weight: 600; color: var(--chert-muted); border-bottom: 1px solid var(--chert-border); }
.bl-table td { padding: 5px 4px; border-bottom: 1px solid color-mix(in srgb, var(--chert-border) 60%, transparent); white-space: nowrap; }
.bl-table tr:nth-child(even) td { background: var(--chert-surface-alt); }

/* agent */
.bl-agent { grid-template-columns: minmax(0, .9fr) minmax(0, 1.1fr); align-items: start; }
.bl-ring { display: flex; align-items: center; gap: 8px; padding: 7px 9px; border-radius: 8px; background: var(--chert-orange-tint); border: 1px solid color-mix(in srgb, var(--chert-orange) 45%, transparent); }
.bl-ring b { display: block; font-size: 11px; } .bl-ring small { color: var(--chert-muted); font-size: 10px; }
.bl-ring__dot { width: 9px; height: 9px; flex: none; border-radius: 50%; background: var(--chert-orange); animation: sx-ping 1.4s ease-out infinite; }
.bl-state { font-size: 10.5px; } .bl-state small { color: var(--chert-muted); }

/* wallboard */
.bl-tiles { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 6px; }
.bl-tile { padding: 8px; border-radius: 9px; border: 1px solid var(--chert-border); background: var(--chert-surface); text-align: end; }
.bl-tile__n { display: block; font-size: 19px; font-weight: 800; line-height: 1.1; }
.bl-tile__n.is-bad { color: var(--chert-error); } .bl-tile__n.is-ok { color: var(--chert-success); }
.bl-tile small { display: block; font-size: 9.5px; color: var(--chert-muted); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }

/* website + widget */
.bl-site { position: relative; flex: 1; padding: 0; background: var(--chert-surface); }
.bl-site__bar { display: flex; align-items: center; gap: 10px; padding: 10px 14px; border-bottom: 1px solid var(--chert-border); }
.bl-site__bar span { width: 34px; height: 6px; border-radius: 3px; background: var(--chert-border); }
.bl-site__bar .bl-site__logo { width: 50px; height: 12px; background: var(--chert-ink); margin-inline-end: auto; }
.bl-site__hero { padding: 22px 16px 10px; display: grid; gap: 7px; }
.bl-site__hero i { display: block; height: 10px; width: 62%; border-radius: 4px; background: var(--chert-border); }
.bl-site__hero i:first-child { height: 16px; width: 48%; background: var(--chert-border-strong); }
.bl-site__hero i.is-short { width: 38%; }
.bl-site__cards { display: grid; grid-template-columns: repeat(3, 1fr); gap: 8px; padding: 8px 16px; }
.bl-site__cards i { height: 56px; border-radius: 8px; background: var(--chert-surface-alt); border: 1px solid var(--chert-border); }
.bl-panel { position: absolute; inset-inline-end: 14px; bottom: 54px; width: 170px; padding: 10px; border-radius: 12px; border: 1px solid var(--chert-border); background: var(--chert-surface); box-shadow: var(--shadow-modal); }
.bl-panel__head { display: flex; align-items: center; font-size: 10.5px; font-weight: 600; }
.bl-panel__time { margin-inline-start: auto; font-family: var(--font-mono); color: var(--chert-muted); }
.bl-keys { direction: ltr; display: grid; grid-template-columns: repeat(3, 1fr); gap: 4px; margin-top: 8px; }
.bl-keys span { display: grid; place-items: center; height: 20px; border-radius: 6px; background: var(--chert-surface-alt); border: 1px solid var(--chert-border); font-family: var(--font-mono); font-size: 10px; font-weight: 700; }
.bl-fab { position: absolute; inset-inline-end: 14px; bottom: 12px; display: inline-flex; align-items: center; gap: 6px; padding: 8px 14px; border-radius: var(--radius-pill);
  background: var(--chert-orange); color: var(--chert-ink); font-weight: 700; font-size: 11.5px; box-shadow: 0 6px 18px -6px var(--chert-orange-deep); }

/* call flow / admin */
.bl-tabs { display: flex; flex-wrap: wrap; gap: 4px; }
.bl-tabs span { padding: 4px 10px; border-radius: var(--radius-pill); font-size: 10.5px; color: var(--chert-muted); border: 1px solid transparent; }
.bl-tabs span.is-on { background: var(--chert-ink); color: var(--chert-cream); font-weight: 600; }
.bl-mode { display: flex; align-items: center; gap: 6px; margin-bottom: 8px; } .bl-mode small { color: var(--chert-muted); }
.bl-queues { list-style: none; margin: 0; padding: 0; display: grid; gap: 5px; }
.bl-queues li { display: flex; align-items: center; gap: 8px; padding: 6px 8px; border-radius: 8px; border: 1px solid var(--chert-border); background: var(--chert-surface-alt); }
.bl-queues small { color: var(--chert-muted); font-family: var(--font-mono); }
.bl-digit { width: 20px; height: 20px; display: grid; place-items: center; border-radius: 6px; background: var(--chert-ink); color: var(--chert-orange); font-family: var(--font-mono); font-weight: 700; }
.bl-grip { margin-inline-start: auto; width: 10px; height: 8px; border-block: 2px solid var(--chert-border-strong); }
.bl-script { margin-top: 8px; padding: 8px; border-radius: 8px; border: 1px dashed var(--chert-border-strong); }
.bl-script p { margin: 3px 0 0; color: var(--chert-muted); }
.bl-prompts { list-style: none; margin: 0; padding: 0; display: grid; gap: 5px; }
.bl-prompts li { display: flex; align-items: center; gap: 8px; font-family: var(--font-mono); font-size: 10px; }
.bl-prompts .bl-tag { margin-inline-start: auto; font-family: var(--font-ui); }

/* report */
.bl-kpis { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 6px; }
.bl-kpi { padding: 8px; border-radius: 9px; border: 1px solid var(--chert-border); background: var(--chert-surface); }
.bl-kpi small { display: block; color: var(--chert-muted); font-size: 9.5px; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.bl-kpi b { font-size: 16px; font-weight: 800; }
.bl-split { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: 8px; }
.bl-bars { display: block; width: 100%; height: 92px; fill: var(--chert-orange); }
.bl-drivers { list-style: none; margin: 0; padding: 0; display: grid; gap: 6px; }
.bl-drivers li { display: grid; grid-template-columns: minmax(0, 1fr) auto; align-items: center; gap: 2px 6px; font-size: 10px; }
.bl-drivers i { grid-column: 1 / -1; grid-row: 2; display: block; height: 5px; width: var(--w); border-radius: 3px; background: var(--chert-tan); }
.bl-drivers bdi { font-family: var(--font-mono); color: var(--chert-muted); }

/* transcript */
.bl-ratio { display: flex; align-items: center; gap: 8px; font-size: 10.5px; color: var(--chert-muted); }
.bl-ratio i { flex: 1; height: 6px; border-radius: 3px; background: var(--chert-tan); overflow: hidden; }
.bl-ratio i b { display: block; height: 100%; background: var(--chert-orange); }
.bl-lines { display: grid; gap: 6px; }
.bl-line { max-width: 86%; padding: 6px 9px; border-radius: 10px; background: var(--chert-surface); border: 1px solid var(--chert-border); }
.bl-line small { display: block; font-size: 9px; font-weight: 700; letter-spacing: .03em; color: var(--chert-muted); }
.bl-line p { margin: 0; font-size: 11px; }
.bl-line--a { justify-self: end; background: var(--chert-orange-tint); border-color: color-mix(in srgb, var(--chert-orange) 30%, transparent); }
.bl-line--a small { color: var(--chert-orange-deep); }
.bl-flags { display: flex; flex-wrap: wrap; align-items: center; gap: 4px; }
.bl-flags small { font-weight: 700; color: var(--chert-muted); margin-inline-end: 2px; }
.bl-chip { padding: 1px 8px; border-radius: var(--radius-pill); font-size: 10px; font-weight: 600; background: var(--chert-ink); color: var(--chert-cream); }
.bl-chip--drv { background: var(--chert-surface); color: var(--chert-ink); border: 1px solid var(--chert-border-strong); }

@media (max-width: 520px) {
  .bl-agent, .bl-split { grid-template-columns: 1fr; }
  .bl-tiles, .bl-kpis { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .bl-panel { width: 150px; }
}

/* ----------------------------------------------------------- editions --- */
.bl-editions { background: var(--chert-surface); }
.bl-editions__grid { display: grid; gap: 18px; grid-template-columns: repeat(auto-fit, minmax(min(100%, 240px), 1fr)); align-items: stretch; }
.bl-ed { position: relative; display: flex; flex-direction: column; padding: 24px 22px; border-radius: 20px; border: 1px solid var(--chert-border); background: var(--chert-surface-alt);
  transition: translate var(--dur-slow) var(--ease), box-shadow var(--dur-slow), border-color var(--dur-slow), opacity .8s var(--ease), transform .8s var(--ease); }
.js .bl-ed.sx-reveal { transition-delay: 0s, 0s, 0s, calc(var(--k, 0) * 90ms), calc(var(--k, 0) * 90ms); }
.bl-ed:hover { translate: 0 -4px; box-shadow: var(--shadow-hover); }
.bl-ed.is-std { border: 2px solid var(--chert-orange); background: var(--chert-surface); box-shadow: 0 18px 40px -24px var(--chert-orange-deep); }
.bl-ed__badge { position: absolute; top: -12px; inset-inline-start: 22px; padding: 2px 12px; border-radius: var(--radius-pill); background: var(--chert-orange); color: var(--chert-ink); font-size: 12px; font-weight: 700; }
.bl-ed__kicker { margin: 0; font-size: 12px; font-weight: 600; letter-spacing: .12em; text-transform: uppercase; color: var(--chert-orange-deep); }
.bl-ed h3 { margin: 2px 0 12px; font-size: 26px; letter-spacing: -.02em; }
.bl-ed__ext { margin: 0 0 14px; padding-bottom: 14px; border-bottom: 1px solid var(--chert-border); font-weight: 600; line-height: 1.4; }
.bl-ed__ext small { display: block; font-weight: 400; font-size: 12px; color: var(--chert-muted); }
.bl-ed ul { list-style: none; margin: 0 0 16px; padding: 0; display: grid; gap: 8px; }
.bl-ed li { position: relative; padding-inline-start: 22px; font-size: 14.5px; color: var(--chert-muted); line-height: 1.45; }
.bl-ed li::before { content: ""; position: absolute; left: 0; top: .3em; width: 14px; height: 14px; border-radius: 50%; background: var(--chert-success-tint);
  box-shadow: inset 0 0 0 4px var(--chert-success-tint), inset 0 0 0 10px var(--chert-success); }
.bl-ed dl { margin: auto 0 0; display: grid; gap: 8px; }
.bl-ed dt { font-size: 12px; color: var(--chert-muted); }
.bl-ed dd { margin: 0; font-size: 14px; font-weight: 600; }
.bl-editions__foot { max-width: 760px; margin: var(--space-6) auto 0; text-align: center; font-size: 14px; color: var(--chert-muted); }

/* ----------------------------------------------------------- engines --- */
.bl-engines { background: var(--chert-surface-alt); }
.bl-engines__grid { display: grid; gap: 18px; grid-template-columns: repeat(auto-fit, minmax(min(100%, 300px), 1fr)); }
.bl-engine { position: relative; display: flex; flex-direction: column; padding: 26px; border-radius: 20px; border: 1px solid var(--chert-border); background: var(--chert-surface);
  transition: translate var(--dur-slow) var(--ease), box-shadow var(--dur-slow), border-color var(--dur-slow), opacity .8s var(--ease), transform .8s var(--ease); }
.js .bl-engine.sx-reveal { transition-delay: 0s, 0s, 0s, calc(var(--k, 0) * 90ms), calc(var(--k, 0) * 90ms); }
.bl-engine:hover { translate: 0 -4px; box-shadow: var(--shadow-hover); border-color: color-mix(in srgb, var(--chert-orange) 50%, var(--chert-border)); }
.bl-engine__kicker { margin: 18px 0 2px; font-size: 12px; font-weight: 600; letter-spacing: .12em; text-transform: uppercase; color: var(--chert-orange-deep); }
.bl-engine h3 { margin: 0 0 8px; font-size: 20px; line-height: 1.25; }
.bl-engine p:not(.bl-engine__kicker) { margin: 0 0 14px; color: var(--chert-muted); }
.bl-engine__lic { margin-top: auto; font-family: var(--font-mono); font-size: 12.5px; color: var(--chert-muted); }

/* ----------------------------------------------------------- roadmap --- */
.bl-roadmap { background: var(--chert-surface); }
.bl-roadmap__grid { display: grid; gap: 14px; grid-template-columns: repeat(auto-fit, minmax(min(100%, 320px), 1fr)); }
.bl-road { display: flex; gap: 14px; padding: 18px 20px; border-radius: 16px; border: 1.5px dashed var(--chert-border-strong); background: var(--chert-surface);
  transition: border-color var(--dur-slow), opacity .8s var(--ease), transform .8s var(--ease); }
.bl-road:hover { border-color: var(--chert-orange); }
.bl-road__icon { width: 40px; height: 40px; flex: none; display: grid; place-items: center; border-radius: 12px; background: var(--chert-surface-alt); color: var(--chert-orange-deep); border: 1px solid var(--chert-border); }
.bl-road h3 { margin: 0 0 4px; font-size: 16px; line-height: 1.3; }
.bl-road p { margin: 0; font-size: 14px; color: var(--chert-muted); }
.bl-road__tag { display: inline-block; margin-inline-start: 6px; padding: 0 8px; border-radius: var(--radius-pill); font-size: 11px; font-weight: 600; vertical-align: 2px;
  color: var(--chert-info); background: var(--chert-info-tint); }

/* ------------------------------------------------------------- footer --- */
.bl-foot__note { margin: 0; padding: var(--space-4) 0 var(--space-6); font-size: 12.5px; line-height: 1.6; color: var(--chert-muted); max-width: 900px; }

/* ------------------------------------------------------------- arabic --- */
[lang="ar"] .sx-eyebrow { text-transform: none; }
[lang="ar"] .bl-ed__kicker, [lang="ar"] .bl-engine__kicker { letter-spacing: normal; font-size: 13px; text-transform: none; }
[lang="ar"] .bl-cap li, [lang="ar"] .bl-ed li { line-height: var(--lh-ar); }
[lang="ar"] .bl-cap li, [lang="ar"] .bl-ed li, [lang="ar"] .bl-ed__ext, [lang="ar"] .bl-ed dd, [lang="ar"] .bl-engine__kicker, [lang="ar"] .bl-call__steps li,
[lang="ar"] .bl-call__head, [lang="ar"] .bl-call__foot, [lang="ar"] .bl-call__time span, [lang="ar"] .bl-shot figcaption, [lang="ar"] .bl-flow__card b,
[lang="ar"] .bl-flow__card small, [lang="ar"] .bl-dim b, [lang="ar"] .bl-dim small, [lang="ar"] .bl-tiers li, [lang="ar"] .bl-road h3, [lang="ar"] .bl-road p,
[lang="ar"] .bl-note span, [lang="ar"] .bl-foot__note, [lang="ar"] .bl-editions__foot { unicode-bidi: plaintext; }
/* Arabic: labels that mix Arabic with Latin product names take their direction from their first strong character,
   like shell.css does for text blocks */
[lang="ar"] .sx-nav__links a, [lang="ar"] .sx-nav__actions a, [lang="ar"] .btn, [lang="ar"] .sx-btn-ghost,
[lang="ar"] .sx-jbtn, [lang="ar"] .sx-foot__links a { unicode-bidi: plaintext; }
[lang="ar"] .bl-road__tag { margin-inline-start: 0; margin-inline-end: 6px; }
/* inside the RTL miniature apps the layout really is right-to-left, like the shipped Arabic interfaces */
.bl-ui[dir="rtl"] .bl-tile { text-align: start; }