/* Product simulations (src/site/sims.mjs, behaviour in assets/site/sims.js). Colours come from tokens.css;
   each area carries a hue class (components.css) that sets --hue, --hue-soft and --hue-on-ink.
   Scenes have a fixed height per breakpoint, so changing tab or phase never moves the page. */

/* Shared: progress bar, phased reveals, the pause button. */
.sim-tab-bar { position: absolute; height: 2px; border-radius: 2px; background: var(--line-soft); opacity: 0; overflow: hidden; transition: opacity var(--base); }
.sim-tab-bar i { display: block; height: 100%; background: var(--hue, var(--accent)); transform: scaleX(0); transform-origin: left; }
.sim.is-ready [aria-selected="true"] .sim-tab-bar i { animation: sim-bar var(--scene) linear forwards paused; }
.sim.is-running [aria-selected="true"] .sim-tab-bar i { animation-play-state: running; }
.sim.is-ready:not(.is-staying) [aria-selected="true"] .sim-tab-bar { opacity: 1; }
@keyframes sim-bar { to { transform: scaleX(1); } }

.sim.is-ready .r1, .sim.is-ready .r2, .sim.is-ready .r3 { opacity: 0; transform: translateY(8px); transition: opacity .35s var(--enter), transform .35s var(--enter); }
.sim.is-p1 .r1, .sim.is-p2 .r2, .sim.is-p3 .r3 { opacity: 1; transform: none; }

.sim-foot { display: flex; align-items: center; justify-content: space-between; gap: 16px; }
.sim-foot .sim-caption { margin-top: 0; }
.sim-pause {
  display: grid; place-items: center; flex: none; width: 44px; height: 44px; border: 1px solid var(--line-ink); border-radius: 50%;
  background: var(--canvas); color: var(--ink); cursor: pointer; transition: border-color var(--fast);
}
.sim-pause:hover { border-color: var(--ink-subtle); }
.sim-pause:focus-visible { outline: none; box-shadow: var(--focus); }
.sim-pause .i-resume, .sim-pause[aria-pressed="true"] .i-pause { display: none; }
.sim-pause[aria-pressed="true"] .i-resume { display: block; }

/* Small parts used inside scenes. */
.sim-window { width: 100%; max-width: 520px; overflow: hidden; border: 1px solid var(--line); border-radius: var(--r-tile); background: var(--canvas); box-shadow: var(--shadow-sim); }
.sim-bar { display: flex; align-items: center; gap: 10px; min-width: 0; padding: 12px 16px; border-bottom: 1px solid var(--line); font-size: 14px; }
.sim-bar b { overflow: hidden; font-weight: 500; text-overflow: ellipsis; white-space: nowrap; }
.sim-bar > span:last-child { flex: none; margin-left: auto; color: var(--ink-subtle); font-size: 13px; }
.sim-logo { flex: none; object-fit: contain; }
.sim-bar-icon { display: grid; flex: none; place-items: center; width: 24px; height: 24px; border-radius: 6px; background: var(--hue-soft); color: var(--hue); }
.sim-chip {
  display: inline-flex; align-items: center; padding: 3px 10px; border-radius: var(--r-pill); background: var(--hue-soft); color: var(--hue);
  font-size: 12.5px; font-style: normal; font-weight: 500; white-space: nowrap;
}
.sim-actions { display: flex; flex-wrap: wrap; align-items: center; gap: 8px; }
.sim-btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 6px; min-width: 104px; height: 36px; padding: 0 16px;
  border: 1px solid var(--line-ink); border-radius: var(--r-pill); color: var(--ink); font-size: 14px; font-weight: 500; white-space: nowrap;
}
.sim-btn--ink { min-width: 136px; border-color: var(--ink); background: var(--ink); color: var(--on-ink); transition: background .3s, border-color .3s; }
.sim-post { display: none; }
.sim-pre, .sim-post { align-items: center; gap: 6px; }
.sim.is-p3 .sim-btn--ink { border-color: var(--green); background: var(--green); }
.sim.is-p3 .sim-btn--ink .sim-pre { display: none; }
.sim.is-p3 .sim-btn--ink .sim-post { display: inline-flex; }
.sim-note { color: var(--green); font-size: 13px; font-weight: 500; }
.sim-ready {
  display: flex; align-items: center; gap: 8px; width: fit-content; max-width: 100%; margin: 0 auto; padding: 7px 14px;
  border-radius: var(--r-pill); background: var(--canvas); box-shadow: var(--shadow-sim); color: var(--ink); font-size: 13px; font-weight: 500;
}
.sim-ready .i { flex: none; color: var(--green); }
/* The pointer (sim-cursor.js) moves within the example. */
.sim { position: relative; }

/* The rail: tabs on the left; the area's copy and its scene on a tinted surface on the right. */
.sim-rail { display: grid; grid-template-columns: 280px minmax(0, 1fr); gap: 16px 24px; align-items: start; }
.sim-tabs { position: sticky; top: 100px; display: grid; gap: 6px; }
.sim-tab {
  position: relative; display: grid; grid-template-columns: 40px minmax(0, 1fr); align-items: center; gap: 12px; width: 100%;
  padding: 12px 14px 15px 12px; border: 1px solid transparent; border-radius: var(--r-tile); background: transparent; color: var(--ink);
  font: inherit; text-align: left; cursor: pointer; transition: background var(--fast), border-color var(--fast), box-shadow var(--fast);
}
.sim-tab:hover { background: var(--panel); }
.sim-tab[aria-selected="true"] { border-color: var(--line); background: var(--canvas); box-shadow: var(--shadow-tab); }
.sim-tab:focus-visible { outline: none; box-shadow: var(--focus); }
.sim-tab-icon { display: grid; place-items: center; width: 40px; height: 40px; border-radius: 12px; background: var(--hue-soft); color: var(--hue); }
.sim-tab-text { display: grid; gap: 1px; min-width: 0; }
.sim-tab-text b { font-size: 16px; font-weight: 500; }
.sim-tab-text span { color: var(--ink-muted); font-size: 14px; }
.sim-tab .sim-tab-bar { left: 64px; right: 14px; bottom: 7px; }
.sim-stage { min-width: 0; }
.sim-panel { display: grid; gap: 20px; padding: 24px; border: 1px solid var(--line-soft); border-radius: var(--r-card); background: var(--panel); }
.sim-panel[hidden] { display: none; }
/* In a rail every panel shares one cell, so the stage keeps the height of its tallest scene and its copy: switching
   tabs never moves the page below. Without the script only the first panel shows. */
.sim-rail .sim-stage { display: grid; }
.sim-rail .sim-panel { grid-area: 1 / 1; }
.sim-rail.is-ready .sim-panel[hidden] { display: grid; visibility: hidden; }
.sim-copy { display: grid; grid-template-columns: minmax(0, 1fr) auto; align-items: end; gap: 4px 24px; padding: 4px 4px 0; }
.sim-copy h3 { font-size: 22px; font-weight: 500; letter-spacing: -.02em; }
.sim-copy p { grid-column: 1; max-width: 540px; color: var(--ink-muted); }
.sim-copy .text-link { grid-column: 2; grid-row: 1 / span 2; min-height: 44px; }
.sim-scene { position: relative; display: grid; place-items: center; height: 484px; padding: 28px; overflow: hidden; border-radius: var(--r-tile); background: var(--hue-soft); }
.sim-rail > .sim-foot { grid-column: 2; }
/* Side by side, the tab list spans the full height of the panel: first tab at its top, last at its bottom. */
@media (min-width: 900px) {
  .sim-rail { align-items: stretch; }
  .sim-tabs { position: static; align-content: space-between; }
  .sim-tab { padding-block: 20px 23px; }
}

/* Customer support: the question, the order lookup, the proposed reply and the approval. */
.sim-chat { display: grid; gap: 12px; padding: 18px; }
/* Support: the phone call as a waveform, then its summary, the order and the prepared next step. */
.sim-wave { display: flex; align-items: center; gap: 3px; height: 40px; margin: 0; padding: 0 2px; }
.sim-wave i { flex: 1; max-width: 5px; height: calc(var(--h) * 1%); border-radius: 3px; background: var(--hue); opacity: .45; }
.bubble { max-width: 84%; margin: 0; padding: 10px 14px; border-radius: 16px; font-size: 14px; line-height: 1.45; }
.bubble--in { justify-self: start; border-bottom-left-radius: 4px; background: var(--panel-solid); }
.bubble--out { justify-self: end; border-bottom-right-radius: 4px; background: var(--hue-soft); }
.bubble--out small { display: block; margin-bottom: 2px; color: var(--hue); font-size: 12.5px; font-weight: 500; }
.sim-lookup { display: flex; align-items: center; gap: 8px; min-width: 0; padding: 8px 10px; border: 1px dashed var(--line-ink); border-radius: 10px; color: var(--ink-muted); font-size: 13px; }
.sim-lookup b { color: var(--ink); font-weight: 500; }
.sim-lookup .sim-chip { margin-left: auto; background: var(--green-soft); color: var(--green); }
.sim-support .sim-actions { justify-content: flex-end; }

/* Ads: one product photo and the brand style become three formats. */
.sim-ads { display: grid; grid-template-columns: 156px minmax(0, 1fr); align-items: center; gap: 18px 20px; width: 100%; max-width: 620px; }
.sim-source { display: grid; gap: 10px; padding: 12px; border: 1px solid var(--line); border-radius: var(--r-tile); background: var(--canvas); box-shadow: var(--shadow-sim); font-size: 13px; }
.sim-source-img { width: 100%; height: auto; aspect-ratio: 1; object-fit: cover; border-radius: 8px; }
.sim-source b { display: block; font-size: 14px; font-weight: 500; }
.sim-source span { color: var(--ink-muted); }
.sim-swatches { display: flex; gap: 6px; }
.sim-swatches i { width: 20px; height: 20px; border: 1px solid var(--line); border-radius: 50%; }
.sw-ink { background: var(--ink); }
.sw-orange { background: var(--accent); }
.sw-ochre { background: var(--ochre-on-ink); }
.sw-paper { background: var(--paper); }
.sim-source .sim-source-label { margin-top: -4px; font-size: 12.5px; }
.sim-ad-row { display: flex; align-items: flex-end; justify-content: center; gap: 12px; min-width: 0; }
.sim-ad { position: relative; flex: none; margin: 0; overflow: hidden; border-radius: 12px; background: var(--ink); box-shadow: var(--shadow-sim); }
.sim-ad img { display: block; width: 100%; height: 100%; object-fit: cover; }
.sim-ad--feed { width: 136px; aspect-ratio: 4 / 5; }
.sim-ad--story { width: 116px; aspect-ratio: 9 / 16; }
.sim-ad--story img { object-position: 46% 50%; }
.sim-ad--square { width: 136px; aspect-ratio: 1; }
.sim-ad--square img { object-position: 50% 72%; }
.sim-ad figcaption { position: absolute; inset: auto 0 0; display: grid; gap: 6px; padding: 30px 10px 10px; background: linear-gradient(transparent, var(--scrim)); color: var(--on-ink); }
.sim-ad figcaption b { font-size: 13px; font-weight: 600; line-height: 1.2; }
.sim-ad figcaption span { justify-self: start; padding: 2px 9px; border-radius: var(--r-pill); background: var(--canvas); color: var(--ink); font-size: 12px; font-weight: 500; }
.sim-ad--square figcaption span { background: var(--accent); color: var(--on-ink); }
.sim-ad .sim-chip { position: absolute; top: 8px; left: 8px; padding: 2px 8px; background: var(--glass-solid); color: var(--ink); font-size: 12px; }
.sim-ads .sim-ready, .sim-ads .sim-crew { grid-column: 1 / -1; }

/* Video: an editor window with a preview, three tracks and a moving playhead. */
.sim-editor { max-width: 540px; }
.sim-dots { display: flex; gap: 5px; }
.sim-dots i { width: 9px; height: 9px; border-radius: 50%; background: var(--line); }
.sim-preview { position: relative; height: 136px; margin: 12px 12px 0; overflow: hidden; border-radius: 8px; background: var(--ink); }
.sim-preview img { width: 100%; height: 100%; object-fit: cover; object-position: 50% 64%; }
.sim-sub { position: absolute; left: 50%; bottom: 12px; translate: -50% 0; padding: 4px 10px; border-radius: 6px; background: var(--scrim); color: var(--on-ink); font-size: 13px; font-weight: 500; white-space: nowrap; }
.sim-tc { position: absolute; top: 8px; right: 8px; padding: 2px 8px; border-radius: 6px; background: var(--scrim); color: var(--on-ink); font-size: 12px; font-variant-numeric: tabular-nums; }
.sim-timeline { position: relative; display: grid; gap: 6px; padding: 12px; }
.track { display: grid; grid-template-columns: 44px minmax(0, 1fr); align-items: center; gap: 8px; color: var(--ink-muted); font-size: 12px; }
.lane { position: relative; height: 22px; border-radius: 6px; background: var(--panel-solid); }
.clip { position: absolute; top: 3px; bottom: 3px; left: calc(var(--x) * 1%); width: calc(var(--w) * 1% - 2px); border-radius: 4px; }
.clip--video { background: var(--hue); }
.clip--text { background: var(--hue-on-ink); }
.clip--audio { background: var(--green-soft); box-shadow: inset 0 0 0 1px var(--green-on-ink); }
.playhead { position: absolute; top: 8px; bottom: 8px; left: 64px; width: 2px; border-radius: 1px; background: var(--accent); }
.sim.is-ready .sim-editor .playhead { animation: sim-play var(--scene) linear infinite paused; }
.sim.is-running .sim-editor .playhead { animation-play-state: running; }
@keyframes sim-play { to { left: calc(100% - 14px); } }
.sim-editor .sim-ready { margin-bottom: 12px; box-shadow: none; background: var(--green-soft); color: var(--green); }
.sim-editor .sim-crew { margin: 10px auto 12px; box-shadow: none; border: 1px solid var(--line); }


/* Stock and purchasing: three stock rows, one below its minimum, and the purchase order. */
.stock-rows { display: grid; margin: 0; padding: 4px 16px; list-style: none; }
.stock-rows li { display: grid; grid-template-columns: minmax(0, 1.25fr) minmax(0, 1fr) 28px 116px; align-items: center; gap: 12px; padding: 10px 0; border-bottom: 1px solid var(--line-soft); font-size: 13.5px; }
.stock-rows li > span:first-child { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.stock-rows b { font-variant-numeric: tabular-nums; font-weight: 600; text-align: right; }
.stock-rows em { justify-self: start; }
.stock-bar { height: 6px; overflow: hidden; border-radius: 3px; background: var(--panel-solid); }
.stock-bar i { display: block; width: calc(var(--v) * 1%); height: 100%; border-radius: 3px; background: var(--green); }
.stock-low .stock-bar i { background: var(--accent); }
.stock-mid .stock-bar i { background: var(--ochre-on-ink); }
.stock-low .sim-chip { background: var(--orange-soft); color: var(--orange); }
.sim-po { margin: 12px 16px 16px; padding: 14px; border: 1px solid var(--line); border-radius: 12px; background: var(--paper); }
.sim-po header { display: flex; justify-content: space-between; gap: 8px; font-size: 14px; }
.sim-po header b { font-weight: 500; }
.sim-po header span { color: var(--ink-muted); font-size: 13px; }
.sim-po p { display: flex; justify-content: space-between; gap: 8px; margin: 8px 0 12px; color: var(--ink-muted); font-size: 13.5px; }
.sim-po p b { color: var(--ink); font-weight: 600; font-variant-numeric: tabular-nums; }

/* The flow: numbered steps next to the ink stage, the page's one dark moment. */
.sim-flow { display: grid; grid-template-columns: minmax(0, 400px) minmax(0, 1fr); align-items: center; gap: 16px 32px; }
.flow-steps { display: grid; gap: 8px; }
.flow-step {
  position: relative; display: grid; grid-template-columns: 32px minmax(0, 1fr); align-items: start; gap: 14px; width: 100%;
  padding: 16px 18px 18px 16px; border: 1px solid var(--line-soft); border-radius: var(--r-tile); background: var(--panel); color: var(--ink);
  font: inherit; text-align: left; cursor: pointer; transition: background var(--fast), border-color var(--fast), box-shadow var(--fast);
}
.flow-step:hover { border-color: var(--line); background: var(--canvas); }
.flow-step[aria-selected="true"] { border-color: var(--line); background: var(--canvas); box-shadow: var(--shadow-tab); }
.flow-step:focus-visible { outline: none; box-shadow: var(--focus); }
.flow-num {
  display: grid; place-items: center; width: 32px; height: 32px; border: 1px solid var(--line); border-radius: 50%; background: var(--panel-solid);
  font-size: 14px; font-weight: 600; font-variant-numeric: tabular-nums; transition: background var(--base), border-color var(--base), color var(--base);
}
.flow-step[aria-selected="true"] .flow-num { border-color: var(--accent); background: var(--accent); color: var(--on-ink); }
.flow-text { display: grid; gap: 2px; padding-top: 4px; }
.flow-text b { font-size: 16px; font-weight: 500; }
.flow-text span { color: var(--ink-muted); font-size: 14.5px; line-height: 1.45; }
.flow-step .sim-tab-bar { left: 62px; right: 18px; bottom: 8px; }
.sim-flow > .sim-foot { grid-column: 1 / -1; }

.flow-stage { display: grid; grid-template-rows: auto 1fr; gap: 24px; height: 440px; padding: 24px; overflow: hidden; border-radius: var(--r-card); background: var(--ink); color: var(--on-ink); }
.flow-nodes { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 12px; margin: 0; padding: 0; list-style: none; }
.flow-node {
  position: relative; display: flex; align-items: center; justify-content: center; gap: 8px; height: 40px; padding: 0 10px;
  border: 1px solid var(--line-on-ink); border-radius: var(--r-pill); color: var(--muted-on-ink); font-size: 13px; font-weight: 500; white-space: nowrap;
  transition: background var(--base), border-color var(--base), color var(--base), box-shadow var(--base);
}
.flow-node > span { display: grid; place-items: center; }
.flow-node + .flow-node::before { content: ""; position: absolute; top: 50%; right: 100%; width: 12px; height: 1px; background: var(--line-on-ink); }
.sim-flow[data-active="1"] .flow-node:nth-child(-n+1),
.sim-flow[data-active="2"] .flow-node:nth-child(-n+2),
.sim-flow[data-active="3"] .flow-node:nth-child(-n+3) { background: var(--panel-on-ink); color: var(--on-ink); }
.sim-flow[data-active="0"] .flow-node:nth-child(1),
.sim-flow[data-active="1"] .flow-node:nth-child(2),
.sim-flow[data-active="2"] .flow-node:nth-child(3),
.sim-flow[data-active="3"] .flow-node:nth-child(4) { border-color: var(--orange-on-ink); background: var(--panel-on-ink); color: var(--on-ink); box-shadow: var(--focus); }

.flow-screens { display: grid; align-items: center; min-height: 0; }
/* One screen at a time: the old one leaves quickly, then the new one comes in, so texts never overlap. */
.flow-screen { grid-area: 1 / 1; opacity: 0; visibility: hidden; transform: translateY(10px); transition: opacity .18s ease-in, transform .18s ease-in, visibility 0s .18s; }
.sim-flow[data-active="0"] [data-screen="0"],
.sim-flow[data-active="1"] [data-screen="1"],
.sim-flow[data-active="2"] [data-screen="2"],
.sim-flow[data-active="3"] [data-screen="3"] { opacity: 1; visibility: visible; transform: none; transition: opacity .4s var(--enter) .18s, transform .4s var(--enter) .18s, visibility 0s .18s; }
.flow-label { margin: 0 0 10px; color: var(--muted-on-ink); font-size: 13px; font-weight: 500; }

.flow-inbox { display: grid; gap: 8px; margin: 0; padding: 0; list-style: none; }
.flow-inbox li { display: grid; grid-template-columns: 18px minmax(0, 1fr) auto; align-items: center; gap: 6px 12px; padding: 12px 14px; border-radius: 12px; background: var(--panel-on-ink); color: var(--muted-on-ink); font-size: 14px; }
.flow-inbox li > span { display: grid; gap: 1px; min-width: 0; }
.flow-inbox li b { color: var(--on-ink); font-weight: 500; }
.flow-inbox time { font-size: 12.5px; font-variant-numeric: tabular-nums; }
.flow-inbox .is-new { background: var(--canvas); color: var(--ink-muted); box-shadow: var(--focus); }
.flow-inbox .is-new b { color: var(--ink); }
.flow-file {
  grid-column: 2 / -1; justify-self: start; display: inline-flex; align-items: center; gap: 6px; padding: 4px 10px; border-radius: var(--r-pill);
  background: var(--orange-soft); color: var(--orange); font-size: 12.5px; font-style: normal; font-weight: 500;
}

.flow-checks { display: grid; gap: 8px; margin: 0; padding: 0; list-style: none; }
.flow-checks li {
  display: grid; grid-template-columns: 24px minmax(0, 1fr) auto; align-items: center; gap: 12px; padding: 12px 14px; border-radius: 12px;
  background: var(--panel-on-ink); font-size: 14.5px; opacity: 0; transform: translateX(-8px);
  transition: opacity .4s var(--enter) calc(var(--i) * .3s + .15s), transform .4s var(--enter) calc(var(--i) * .3s + .15s);
}
.sim-flow[data-active="1"] .flow-checks li { opacity: 1; transform: none; }
.flow-ok { display: grid; place-items: center; width: 24px; height: 24px; border-radius: 50%; background: var(--green-on-ink); color: var(--ink); }
.flow-src { padding: 2px 8px; border-radius: var(--r-pill); background: var(--panel-on-ink); color: var(--muted-on-ink); font-size: 12px; font-weight: 500; white-space: nowrap; }

.flow-proposal { padding: 18px; border-radius: var(--r-tile); background: var(--canvas); color: var(--ink); }
.flow-proposal .flow-label { color: var(--orange); }
.flow-proposal p { margin: 0; font-size: 15px; }
.flow-buttons { display: flex; gap: 8px; margin-top: 16px; }
.flow-btn { display: inline-flex; align-items: center; height: 38px; padding: 0 18px; border: 1px solid var(--line-ink); border-radius: var(--r-pill); font-size: 14px; font-weight: 500; }
.flow-btn--light { border-color: var(--ink); background: var(--ink); color: var(--on-ink); }
.flow-hint { display: flex; align-items: center; gap: 8px; margin: 14px 0 0; color: var(--muted-on-ink); font-size: 13px; }

.flow-done { display: grid; justify-items: center; gap: 6px; padding: 24px 18px; border-radius: var(--r-tile); background: var(--panel-on-ink); text-align: center; }
.flow-done-mark { display: grid; place-items: center; width: 48px; height: 48px; margin-bottom: 6px; border-radius: 50%; background: var(--green-on-ink); color: var(--ink); }
.flow-done b { font-size: 18px; font-weight: 500; }
.flow-done span { color: var(--muted-on-ink); font-size: 14px; }
.flow-log { margin: 12px 0 0; color: var(--muted-on-ink); font-size: 13px; text-align: center; }

@media (prefers-reduced-motion: reduce) {
  .sim-pause, .sim-tab-bar { display: none; }
  .sim.is-ready .r1, .sim.is-ready .r2, .sim.is-ready .r3, .flow-screen, .sim-flow[data-active] [data-screen], .flow-checks li { transition: none; }
  .sim .playhead { animation: none; }
}

@media (max-width: 1100px) {
  .sim-rail { grid-template-columns: 236px minmax(0, 1fr); }
  .sim-tab-text span { font-size: 13.5px; line-height: 1.35; }
  .sim-flow { grid-template-columns: minmax(0, 340px) minmax(0, 1fr); gap: 16px 24px; }
}

/* Below 900px: tab pills above the panel, the stage above the steps, and scenes laid out for the width. */
@media (max-width: 899px) {
  .sim-rail, .sim-flow { grid-template-columns: minmax(0, 1fr); }
  .sim-rail > .sim-foot, .sim-flow > .sim-foot { grid-column: 1; }
  .sim-tabs { position: static; display: flex; flex-wrap: wrap; justify-content: center; gap: 8px; }
  .sim-tab { grid-template-columns: auto auto; gap: 8px; width: auto; min-height: 44px; padding: 6px 16px 6px 6px; border-color: var(--line-ink); border-radius: var(--r-pill); background: var(--canvas); }
  .sim-tab-icon { width: 32px; height: 32px; border-radius: 50%; }
  .sim-tab-text b { font-size: 15px; }
  .sim-tab-text span { display: none; }
  .sim-tab[aria-selected="true"] { border-color: var(--ink); background: var(--ink); color: var(--on-ink); box-shadow: none; }
  .sim-tab[aria-selected="true"]:focus-visible { box-shadow: var(--focus); }
  .sim-tab .sim-tab-bar { display: none; }
  .sim-panel { gap: 16px; padding: 14px; }
  .sim-copy { grid-template-columns: minmax(0, 1fr); padding: 4px 4px 0; }
  .sim-copy h3 { font-size: 20px; }
  .sim-copy .text-link { grid-column: 1; grid-row: auto; }
  /* Heights hold the tallest scene with its crew box (measured from 320 px up), so switching tabs never shifts. */
  .sim-scene { height: 530px; padding: 14px; }

  .sim-chat { gap: 10px; padding: 14px; }
  .bubble { max-width: 92%; padding: 8px 12px; font-size: 13.5px; }
  .sim-lookup .sim-chip, .sim-support .sim-btn:not(.sim-btn--ink) { display: none; }
  .sim-ads { grid-template-columns: minmax(0, 1fr); gap: 14px; }
  .sim-source { grid-template-columns: 64px minmax(0, 1fr); align-items: center; gap: 4px 12px; padding: 10px; }
  .sim-source-img { grid-row: span 3; }
  .sim-source .sim-source-label { display: none; }
  .sim-ad-row { gap: 8px; width: 100%; max-width: 420px; margin: 0 auto; }
  .sim-ad--feed, .sim-ad--square { width: calc((100% - 16px) * .36); }
  .sim-ad--story { width: calc((100% - 16px) * .28); }
  .sim-ad figcaption { padding: 24px 8px 8px; }
  .sim-ad figcaption b { font-size: 12px; }

  .stock-rows li { grid-template-columns: minmax(0, 1fr) 28px; grid-template-areas: "name n" "bar chip"; gap: 6px 10px; padding: 8px 0; }
  .sim-po { margin: 10px 12px 12px; padding: 12px; }
  .stock-rows li > span:first-child { grid-area: name; }
  .stock-rows b { grid-area: n; }
  .stock-bar { grid-area: bar; }
  .stock-rows em { grid-area: chip; justify-self: end; }
  .stock-rows .stock-low { grid-template-columns: minmax(0, 1fr) auto; }


  .flow-stage { order: -1; height: 400px; padding: 16px; gap: 18px; }
  .flow-nodes { gap: 10px; }
  .flow-node { flex-direction: column; gap: 3px; height: 54px; padding: 0 2px; border-radius: 14px; font-size: 11px; }
  .flow-node + .flow-node::before { width: 10px; }
  .flow-steps { gap: 6px; }
  .flow-step { padding: 12px 14px 14px 12px; }
  .flow-text span { font-size: 14px; }
}
@media (max-width: 379px) { .sim-rail .sim-scene { height: 556px; } }
@media (max-width: 339px) { .sim-rail .sim-scene { height: 576px; } }
@media (max-width: 479px) {
  .flow-nodes { gap: 6px; }
  .flow-node { font-size: 10.5px; }
  .flow-node + .flow-node::before { width: 6px; }
  .sim-tab { padding-right: 14px; }
  .sim-tab-text b { font-size: 14px; }
}