/* Slipline: a wind-tunnel hall at night. Gunmetal walls, one face at two widths, white smoke, and papaya for whatever the visitor changes. */
@font-face { font-family: "SL Pathway"; src: url("/assets/fonts/specimen/pathway-extreme-var.woff2") format("woff2"); font-weight: 100 900; font-stretch: 75% 100%; font-style: normal; font-display: swap; }
@font-face { font-family: "SL Pathway"; src: url("/assets/fonts/specimen/pathway-extreme-var-italic.woff2") format("woff2"); font-weight: 100 900; font-style: italic; font-display: swap; }
@property --sl-w { syntax: "<number>"; inherits: true; initial-value: 100; }

body.spec-slipline { margin: 0; background: #16191C; }
.sl-page {
  --sl-wall: #16191C; --sl-floor: #1E2125; --sl-bg: #2A2E33; --sl-ink: #EEEEEA; --sl-ink-2: rgba(238, 238, 234, .72);
  --sl-grey: #9AA6B2; --sl-papaya: #FF6B1A; --sl-warm: rgba(255, 107, 26, .14);
  --sl-hair: rgba(154, 166, 178, .3); --sl-hair-2: rgba(154, 166, 178, .16);
  --sl-f: "SL Pathway", "Arial Narrow", "Helvetica Neue", Arial, sans-serif;
  --sl-m: clamp(16px, 4vw, 60px); --sl-sec: clamp(72px, 10vw, 168px); --sl-nav-h: 48px;
  --sl-ease: cubic-bezier(.2, .7, .1, 1);
  background: var(--sl-wall); color: var(--sl-ink);
  font-family: var(--sl-f); font-weight: 300; font-stretch: 100%;
  font-size: clamp(16px, 1.05vw + 12px, 17.5px); line-height: 1.55;
  font-variant-numeric: tabular-nums lining-nums; -webkit-font-smoothing: antialiased; text-rendering: optimizeLegibility;
}
.sl-page *, .sl-page *::before, .sl-page *::after { box-sizing: border-box; }
.sl-page :where(h1, h2, h3, p, ul, ol, dl, dd, figure, fieldset) { margin: 0; }
.sl-page :where(ul, ol) { padding: 0; list-style: none; }
.sl-page img { display: block; max-width: 100%; height: auto; }
.sl-page a { color: inherit; }
.sl-page :focus-visible { outline: 2px solid var(--sl-papaya); outline-offset: 3px; }
.sl-vh { position: absolute !important; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); clip-path: inset(50%); white-space: nowrap; }
.sl-wrap { max-width: calc(1320px + 2 * var(--sl-m)); margin: 0 auto; padding: 0 var(--sl-m); }
.sl-label { display: block; font-size: 11.5px; font-stretch: 75%; font-weight: 680; letter-spacing: .14em; text-transform: uppercase; color: var(--sl-grey); line-height: 1.3; }
.sl-btn, .sl-cta, .sl-keep, .sl-send, .sl-put {
  display: inline-flex; align-items: center; justify-content: center; min-height: 40px; padding: 0 18px; border-radius: 0; cursor: pointer;
  font: inherit; font-size: 12.5px; font-stretch: 87%; font-weight: 680; letter-spacing: .08em; text-transform: uppercase; text-decoration: none;
  transition: background-color .2s var(--sl-ease), color .2s var(--sl-ease), border-color .2s var(--sl-ease);
}
.sl-page .sl-btn, .sl-page .sl-cta, .sl-page .sl-send { background: var(--sl-ink); color: var(--sl-wall); border: 1px solid var(--sl-ink); }
.sl-page .sl-btn:hover, .sl-page .sl-cta:hover, .sl-page .sl-send:hover { background: transparent; color: var(--sl-ink); }
.sl-keep, .sl-put { background: transparent; color: var(--sl-ink); border: 1px solid rgba(238, 238, 234, .5); }
.sl-keep svg { width: 22px; height: 10px; margin-right: 10px; fill: none; stroke: var(--sl-papaya); stroke-width: 1.6; stroke-linecap: round; }
.sl-keep.sl-nudge { border-color: var(--sl-papaya); animation: sl-nudge 1.3s var(--sl-ease) 3; }
@keyframes sl-nudge { 0% { box-shadow: 0 0 0 0 rgba(255, 107, 26, .55); } 100% { box-shadow: 0 0 0 12px rgba(255, 107, 26, 0); } }
.sl-keep:hover, .sl-put:hover { border-color: var(--sl-ink); }
.sl-go { font-size: 12.5px; font-stretch: 87%; font-weight: 680; letter-spacing: .08em; text-transform: uppercase; text-decoration: none; display: inline-flex; align-items: center; gap: .5em; min-height: 40px; }
.sl-go:hover { text-decoration: underline; text-underline-offset: 5px; }

/* ── the nav ─────────────────────────────────────────────────────────────────────────────── */
.sl-nav { position: sticky; top: var(--bar-h, 40px); z-index: 80; height: var(--sl-nav-h); background: rgba(22, 25, 28, .94); border-bottom: 1px solid var(--sl-hair-2); -webkit-backdrop-filter: blur(10px); backdrop-filter: blur(10px); }
.sl-nav-in { height: 100%; display: flex; align-items: center; gap: 28px; padding: 0 var(--sl-m); }
.sl-brand { display: inline-flex; align-items: center; gap: 10px; text-decoration: none; min-height: 40px; }
.sl-mark { width: 29px; height: 22px; flex: none; }
.sl-mk-floor, .sl-mk-tick { fill: var(--sl-ink); }
.sl-mk-line { fill: var(--sl-papaya); }
.sl-word { font-size: 13px; font-stretch: 100%; font-weight: 820; letter-spacing: .1em; }
.sl-nav-list { display: flex; gap: 26px; margin-left: auto; }
.sl-nav-list a, .sl-chip { font-size: 12.5px; font-stretch: 87%; font-weight: 480; letter-spacing: .08em; text-transform: uppercase; text-decoration: none; }
.sl-nav-list a { color: var(--sl-grey); display: inline-block; padding: 12px 0; transition: color .2s var(--sl-ease); }
.sl-nav-list a:hover, .sl-nav-list a[aria-current] { color: var(--sl-ink); }
.sl-page .sl-chip { color: var(--sl-papaya); font-weight: 680; white-space: nowrap; padding: 4px 0; border-bottom: 1px solid currentColor; }
.sl-chip[hidden] { display: none; }
.sl-cta { min-height: 32px; padding: 0 14px; white-space: nowrap; }
.sl-menu { display: none; margin-left: auto; min-height: 40px; padding: 0 4px; background: none; border: 0; color: var(--sl-ink); cursor: pointer; font: inherit; font-size: 12.5px; font-stretch: 87%; font-weight: 680; letter-spacing: .08em; text-transform: uppercase; }
@media (max-width: 859px) {
  .sl-nav-in { gap: 14px; }
  .sl-menu { display: inline-flex; align-items: center; }
  .sl-nav-list { position: absolute; top: 100%; left: 0; right: 0; flex-direction: column; gap: 0; margin: 0; padding: 8px var(--sl-m) 16px; background: rgba(22, 25, 28, .98); border-bottom: 1px solid var(--sl-hair-2); display: none; }
  .sl-nav.sl-open .sl-nav-list { display: flex; }
  .sl-nav-list a { display: block; padding: 12px 0; font-size: 13px; border-bottom: 1px solid var(--sl-hair-2); }
  .sl-cta { display: none; }
  .sl-chip { margin-left: auto; }
  .sl-chip ~ .sl-cta { display: none; }
  .sl-page:not(.sl-js) .sl-menu { display: none; }
  .sl-page:not(.sl-js) .sl-cta { display: inline-flex; margin-left: auto; }
}
@media (max-width: 359px) { .sl-word { display: none; } }

/* ── 1 · the tunnel ──────────────────────────────────────────────────────────────────────── */
/* the tunnel is a box: a ceiling line with the name hung under it, a floor line, and the car large in the middle.
   --car-x and --car-w place the drawn car (its 1000-unit profile) as fractions of the width; tunnel.js reads them too */
.sl-tunnel { position: relative; background: var(--sl-floor); --sl-floor-at: 76%; --sl-ceil: clamp(72px, 8.6vw, 136px); --car-x: .145; --car-w: .66; }
.sl-stage {
  position: relative; overflow: hidden; container-type: inline-size;
  height: clamp(400px, min((var(--sl-ceil) + 96px + 18.2vw) / .76, 100svh - var(--bar-h, 40px) - var(--sl-nav-h) - 132px), 720px);
  background:
    linear-gradient(to bottom, transparent var(--sl-floor-at), var(--sl-floor) var(--sl-floor-at)),
    radial-gradient(40% 30% at 47% var(--sl-floor-at), rgba(42, 46, 51, .95), rgba(42, 46, 51, 0) 72%),
    radial-gradient(52% 60% at 47% 0%, rgba(42, 46, 51, .8), rgba(42, 46, 51, 0) 100%),
    radial-gradient(120% 90% at 50% 40%, rgba(22, 25, 28, 0) 55%, rgba(10, 12, 14, .55) 100%),
    var(--sl-wall);
}
/* the ceiling line and the floor line */
.sl-stage::before, .sl-stage::after { content: ""; position: absolute; z-index: 1; left: 0; right: 0; height: 1px; pointer-events: none; }
.sl-stage::before { top: var(--sl-ceil); background: linear-gradient(90deg, var(--sl-hair-2), var(--sl-hair) 30%, var(--sl-hair) 70%, var(--sl-hair-2)); }
.sl-stage::after { top: var(--sl-floor-at); background: var(--sl-hair); }
.sl-poster { position: absolute; inset: 0; z-index: 0; }
.sl-poster picture { position: absolute; inset: 0; }
/* the photograph framed so its car stands where the drawn one does (the drawn coupé is traced from it: 1.33 units a pixel) */
.sl-page .sl-poster img { position: absolute; max-width: none; height: auto; width: calc(var(--car-w) * 204.29%); left: calc((var(--car-x) - .84435 * var(--car-w)) * 100%); top: calc(var(--sl-floor-at) - var(--car-w) * 71.95cqw); }
.sl-poster-lines { position: absolute; left: calc((var(--car-x) - .4 * var(--car-w)) * 100%); width: calc(var(--car-w) * 180%); height: calc(var(--car-w) * 44cqw); top: calc(var(--sl-floor-at) - var(--car-w) * 44cqw); overflow: visible; fill: none; stroke: rgba(238, 238, 234, .62); stroke-width: 1.1; stroke-linecap: round; stroke-linejoin: round; }
.sl-poster-lines path { vector-effect: non-scaling-stroke; }
.sl-page .sl-poster img { -webkit-mask-image: linear-gradient(90deg, #000 88%, transparent); mask-image: linear-gradient(90deg, #000 88%, transparent); }
.sl-poster::after { content: ""; position: absolute; left: 0; right: 0; top: 0; height: var(--sl-ceil); background: linear-gradient(rgba(22, 25, 28, .9), rgba(22, 25, 28, .72)); }
.sl-poster[hidden] { display: none; }
.sl-car, .sl-flow, .sl-line-layer { position: absolute; left: 0; top: 0; width: 100%; height: 100%; display: block; }
.sl-car { z-index: 2; }
/* while a new lattice spins up after a resize, the poster stands in */
.sl-hold .sl-car, .sl-hold .sl-flow, .sl-hold .sl-line-layer, .sl-hold .sl-wand, .sl-hold .sl-grips { opacity: 0; }
.sl-flow { z-index: 4; touch-action: pan-y; cursor: grab; }
.sl-flow:active { cursor: grabbing; }
.sl-flow:focus-visible { outline-offset: -6px; }
.sl-line-layer { z-index: 5; pointer-events: none; overflow: visible; }
.sl-wand { position: absolute; inset: 0; width: 100%; height: 100%; z-index: 5; pointer-events: none; overflow: visible; }
.sl-rod-c { stroke: rgba(22, 25, 28, .55); stroke-width: 3; }
.sl-rod { stroke: rgba(238, 238, 234, .75); stroke-width: 1; }
.sl-wand circle { fill: var(--sl-papaya); stroke: rgba(22, 25, 28, .7); stroke-width: 1; }
.sl-kept { fill: none; stroke: var(--sl-papaya); stroke-width: 2; stroke-linecap: round; stroke-linejoin: round; vector-effect: non-scaling-stroke; }
/* the forces drawn on the car */
.sl-forces { opacity: 0; transition: opacity .6s var(--sl-ease); filter: drop-shadow(0 0 2px rgba(10, 12, 14, .9)); }
.sl-forces.sl-on { opacity: 1; }
.sl-forces path { fill: none; stroke: rgba(238, 238, 234, .8); stroke-width: 1.5; stroke-linecap: round; stroke-linejoin: round; }
.sl-forces text { fill: rgba(238, 238, 234, .9); font-size: 10.5px; font-stretch: 75%; font-weight: 680; letter-spacing: .14em; text-transform: uppercase; paint-order: stroke; stroke: rgba(16, 18, 20, .92); stroke-width: 4px; stroke-linejoin: round; }
.sl-touched .sl-forces path { stroke: var(--sl-papaya); }
.sl-touched .sl-forces text { fill: var(--sl-papaya); }
/* the handles: a papaya ring to take hold of, breathing and named until it has been used */
.sl-grips { position: absolute; inset: 0; z-index: 6; pointer-events: none; }
.sl-grip { position: absolute; left: 0; top: 0; }
.sl-grip-dot { position: absolute; left: -17px; top: -17px; width: 34px; height: 34px; display: grid; place-items: center; border-radius: 17px; background: rgba(22, 25, 28, .72); border: 1.5px solid var(--sl-papaya); color: var(--sl-ink); pointer-events: auto; touch-action: none; cursor: grab; transition: transform .2s var(--sl-ease), background-color .2s var(--sl-ease), color .2s var(--sl-ease); }
.sl-grip-dot svg { width: 14px; height: 14px; fill: none; stroke: currentColor; stroke-width: 1.6; stroke-linecap: round; stroke-linejoin: round; }
.sl-grip-dot:hover, .sl-grip.is-held .sl-grip-dot { transform: scale(1.1); background: var(--sl-papaya); color: var(--sl-wall); }
.sl-grip.is-held .sl-grip-dot { cursor: grabbing; }
.sl-grip-dot::after { content: ""; position: absolute; inset: -2px; border-radius: inherit; border: 1.5px solid var(--sl-papaya); animation: sl-breathe 2.2s var(--sl-ease) infinite; pointer-events: none; }
.sl-grip.is-used .sl-grip-dot::after { animation: none; opacity: 0; }
@keyframes sl-breathe { 0% { transform: scale(1); opacity: .8; } 70%, 100% { transform: scale(var(--sc, 1.6)); opacity: 0; } }
.sl-grip-l, .sl-carcue { position: absolute; white-space: nowrap; padding: 5px 9px; background: rgba(22, 25, 28, .9); border: 1px solid rgba(255, 107, 26, .55); font-size: 11px; font-stretch: 75%; font-weight: 680; letter-spacing: .14em; text-transform: uppercase; line-height: 1.2; pointer-events: none; }
.sl-grip-l { top: -12px; left: 26px; transition: opacity .3s var(--sl-ease); }
.sl-grip--ride .sl-grip-l { top: 24px; left: 0; transform: translateX(-50%); }
.sl-grip.is-used .sl-grip-l { opacity: 0; }
.sl-grip:hover .sl-grip-l, .sl-grip.is-held .sl-grip-l, .sl-grip.is-peek .sl-grip-l { opacity: 1; }
/* the wand's handle: a pill round its seven nozzles */
.sl-grip--wand { --sc: 1.25; }
.sl-grip--wand .sl-grip-dot { left: -13px; top: calc(var(--g) * -3 - 13px); width: 26px; height: calc(var(--g) * 6 + 26px); background: rgba(22, 25, 28, .25); }
.sl-grip--wand .sl-grip-dot svg { display: none; }
.sl-grip--wand .sl-grip-dot:hover, .sl-grip--wand.is-held .sl-grip-dot { background: rgba(255, 107, 26, .18); }
.sl-grip--wand .sl-grip-l { left: 38px; }
.sl-carcue::before { content: "\2194"; margin-right: 6px; color: var(--sl-papaya); }
.sl-grip-l svg { width: 13px; height: 13px; margin: -2px 7px 0 0; vertical-align: middle; fill: none; stroke: var(--sl-papaya); stroke-width: 1.8; stroke-linecap: round; stroke-linejoin: round; }
/* the wand's reach: a dashed bay in front of the car, shown until the wand has been moved, then while it's held or aimed */
.sl-zone { fill: rgba(255, 107, 26, .03); stroke: rgba(255, 107, 26, .6); stroke-width: 1.2; stroke-dasharray: 5 5; opacity: 1; transition: opacity .4s var(--sl-ease); }
.sl-moved .sl-zone { opacity: 0; }
.sl-moved.sl-aim .sl-zone, .sl-moved.sl-dragging .sl-zone { opacity: .55; }
.sl-ghost { opacity: 0; pointer-events: none; transition: opacity .2s var(--sl-ease); }
.sl-aim:not(.sl-dragging) .sl-ghost { opacity: 1; }
.sl-ghost circle { fill: none; stroke: var(--sl-papaya); stroke-width: 1.2; }
.sl-ghost line { stroke: rgba(238, 238, 234, .5); stroke-dasharray: 2 3; }
/* arrows on four sides of the wand's handle, nudging outward */
.sl-ch { position: absolute; width: 8px; height: 8px; margin: -4px; border: solid var(--sl-papaya); border-width: 2px 0 0 2px; animation: sl-out 1.6s ease-in-out infinite; pointer-events: none; filter: drop-shadow(0 0 1.5px #0A0C0E) drop-shadow(0 0 1.5px #0A0C0E); }
.sl-ch--u { left: 0; top: calc(var(--g) * -3 - 24px); --r: 45deg; }
.sl-ch--d { left: 0; top: calc(var(--g) * 3 + 24px); --r: 225deg; }
.sl-ch--l { left: -24px; top: 0; --r: -45deg; }
.sl-ch--r { left: 24px; top: 0; --r: 135deg; }
@keyframes sl-out { 0%, 100% { transform: rotate(var(--r)) translate(0, 0); opacity: .55; } 50% { transform: rotate(var(--r)) translate(-3px, -3px); opacity: 1; } }
.sl-moved .sl-ch { display: none; }
.sl-grip--wand:hover .sl-ch { display: block; }
.sl-grip.is-narrow .sl-ch--l, .sl-grip.is-narrow .sl-ch--r { display: none; }
/* the fingertip in the demonstration */
.sl-press { position: absolute; left: -11px; top: -11px; width: 22px; height: 22px; border-radius: 50%; background: rgba(238, 238, 234, .55); box-shadow: 0 0 0 5px rgba(238, 238, 234, .18); opacity: 0; transform: scale(1.5); transition: opacity .25s, transform .25s var(--sl-ease); pointer-events: none; }
.is-peek .sl-press { opacity: 1; transform: none; }
@media (max-width: 700px) {
  .sl-forces text { display: none; }
  .sl-grip-dot { left: -15px; top: -15px; width: 30px; height: 30px; }
  .sl-grip--ride .sl-grip-l, .sl-grip--wing .sl-grip-l { display: none; }
  .sl-grip--wand .sl-grip-l { top: calc(var(--g) * -3 - 60px); left: -13px; }
}

/* the name, hung under the ceiling like a hall banner, clear of the smoke; its width follows the live drag figure */
.sl-head { position: absolute; z-index: 6; left: 0; right: 0; top: 0; height: var(--sl-ceil); display: flex; align-items: center; padding: 0 var(--sl-m); pointer-events: none; }
.sl-name { font-size: clamp(34px, 5.2vw, 84px); font-weight: 880; font-stretch: 100%; font-variation-settings: "wdth" var(--sl-w, 100); line-height: .8; letter-spacing: .01em; text-transform: uppercase; white-space: nowrap; color: var(--sl-ink); padding-top: .06em; }

/* the words beside the name */
.sl-lede { position: relative; display: flex; align-items: flex-end; justify-content: space-between; gap: 16px 40px; padding: 22px var(--sl-m) 20px; background: var(--sl-floor); border-top: 1px solid var(--sl-hair-2); }
.sl-sub { max-width: 52ch; font-size: 18px; line-height: 1.45; font-weight: 300; color: var(--sl-ink); text-wrap: pretty; }
.sl-sub-s { display: none; }
.sl-links { display: flex; flex-wrap: wrap; align-items: center; gap: 12px 28px; flex: none; }
@media (min-width: 1181px) {
  .sl-tunnel { --sl-ceil: max(112px, min(8.6vw, 136px)); }
  .sl-lede { position: absolute; z-index: 6; top: 0; right: var(--sl-m); height: var(--sl-ceil); padding: 0; background: none; border: 0; align-items: center; gap: 36px; pointer-events: none; }
  .sl-lede a { pointer-events: auto; }
  .sl-sub { max-width: 58ch; font-size: 16.5px; line-height: 1.42; }
  .sl-links { flex-direction: column; align-items: stretch; gap: 8px; }
  .sl-links .sl-go { justify-content: flex-end; min-height: 32px; }
  .sl-links .sl-btn { min-height: 38px; }
}
@media (min-width: 1181px) and (max-width: 1399px), (min-width: 1181px) and (max-height: 700px) {
  .sl-sub-l { display: none; }
  .sl-sub-s { display: inline; }
  .sl-sub { max-width: 40ch; }
}

/* the desk: controls painted on the floor */
.sl-desk { position: relative; background: var(--sl-floor); border-top: 1px solid var(--sl-hair-2); }
.sl-desk-in { display: grid; grid-template-columns: minmax(0, 1fr) auto; gap: 14px 56px; align-items: end; min-height: 132px; padding: 18px var(--sl-m) 20px; }
.sl-controls { display: grid; grid-template-columns: minmax(160px, 1fr) minmax(160px, 1fr); gap: 10px 44px; align-items: end; }
.sl-hint { grid-column: 1 / -1; font-size: 15px; line-height: 1.4; color: var(--sl-ink-2); }
.sl-hint em { font-weight: 400; }
.sl-seg { border: 0; padding: 0; min-width: 0; }
.sl-seg legend { padding: 0; margin-bottom: 8px; }
.sl-seg-row { display: flex; border-top: 1px solid var(--sl-hair); border-bottom: 1px solid var(--sl-hair); }
.sl-seg input { position: absolute; opacity: 0; width: 1px; height: 1px; margin: 0; }
.sl-seg label { position: relative; display: inline-flex; align-items: center; min-height: 38px; padding: 0 14px; cursor: pointer; font-size: 12.5px; font-stretch: 87%; font-weight: 480; letter-spacing: .08em; text-transform: uppercase; color: var(--sl-grey); transition: color .2s var(--sl-ease); }
.sl-seg label + input + label { border-left: 1px solid var(--sl-hair-2); }
.sl-seg input:checked + label { color: var(--sl-ink); font-weight: 680; }
.sl-seg input:checked + label::after { content: ""; position: absolute; left: 14px; right: 14px; bottom: -1px; height: 2px; background: currentColor; }
.sl-seg input:focus-visible + label { outline: 2px solid var(--sl-papaya); outline-offset: 2px; }
.sl-touched .sl-seg input:checked + label[data-changed] { color: var(--sl-papaya); }
.sl-range { display: grid; grid-template-columns: 1fr auto; align-items: center; gap: 8px 12px; min-width: 0; }
.sl-range .sl-label { grid-column: 1; }
.sl-val { grid-column: 2; grid-row: 1; font-size: 13px; font-stretch: 87%; font-weight: 480; color: var(--sl-ink); letter-spacing: .02em; }
.sl-val[data-changed] { color: var(--sl-papaya); font-weight: 680; }
.sl-range input { grid-column: 1 / -1; }
.sl-page input[type="range"] { -webkit-appearance: none; appearance: none; width: 100%; height: 34px; margin: 0; background: transparent; cursor: pointer; }
.sl-page input[type="range"]::-webkit-slider-runnable-track { height: 2px; background: var(--sl-grey); }
.sl-page input[type="range"]::-moz-range-track { height: 2px; background: var(--sl-grey); }
.sl-page input[type="range"]::-webkit-slider-thumb { -webkit-appearance: none; width: 20px; height: 20px; margin-top: -9px; border-radius: 50%; background: var(--sl-ink); border: 0; box-shadow: 0 0 0 5px rgba(238, 238, 234, .12); transition: box-shadow .2s var(--sl-ease); }
.sl-page input[type="range"]::-moz-range-thumb { width: 20px; height: 20px; border-radius: 50%; background: var(--sl-ink); border: 0; box-shadow: 0 0 0 5px rgba(238, 238, 234, .12); }
.sl-page input[type="range"]:hover::-webkit-slider-thumb, .sl-page input[type="range"]:active::-webkit-slider-thumb { box-shadow: 0 0 0 8px rgba(255, 107, 26, .22); }
.sl-range input { background: linear-gradient(var(--sl-ink), var(--sl-ink)) calc(10px + (100% - 20px) * var(--std, 0)) 50% / 1px 12px no-repeat; }
.sl-ends { grid-column: 1 / -1; display: flex; justify-content: space-between; margin-top: -6px; font-size: 11.5px; color: var(--sl-grey); }
/* the car picker, on the tunnel floor under the car: each car drawn large, the one in the tunnel lit */
.sl-pick { display: none; position: absolute; z-index: 7; left: 0; right: 0; top: var(--sl-floor-at); bottom: 0; margin: 0; padding: 0; border: 0; min-width: 0; pointer-events: none; }
.sl-live .sl-pick { display: block; }
.sl-pick-row { position: absolute; left: calc((var(--car-x) + var(--car-w) * .493) * 100%); top: 54%; transform: translate(-50%, -50%); display: flex; align-items: center; gap: 10px; pointer-events: auto; }
.sl-pick-l { position: absolute; right: 100%; top: 50%; transform: translateY(-50%); margin-right: 18px; font-size: 11.5px; font-stretch: 75%; font-weight: 680; letter-spacing: .14em; text-transform: uppercase; color: var(--sl-grey); white-space: nowrap; }
.sl-pick input { position: absolute; opacity: 0; width: 1px; height: 1px; margin: 0; }
.sl-pick label { display: grid; justify-items: center; gap: 6px; padding: 12px 18px 9px; border: 1px solid rgba(238, 238, 234, .22); background: rgba(22, 25, 28, .78); cursor: pointer; font-size: 12.5px; font-stretch: 87%; font-weight: 680; letter-spacing: .08em; text-transform: uppercase; color: var(--sl-grey); transition: color .2s var(--sl-ease), border-color .2s var(--sl-ease), background-color .2s var(--sl-ease); }
.sl-pick label:hover { color: var(--sl-ink); border-color: rgba(238, 238, 234, .6); }
.sl-pick input:checked + label { color: var(--sl-ink); border-color: var(--sl-ink); background: rgba(42, 46, 51, .92); box-shadow: inset 0 -3px 0 var(--sl-ink); }
.sl-touched .sl-pick input:checked + label[data-changed] { color: var(--sl-papaya); border-color: var(--sl-papaya); box-shadow: inset 0 -3px 0 var(--sl-papaya); }
.sl-pick input:focus-visible + label { outline: 2px solid var(--sl-papaya); outline-offset: 2px; }
.sl-seg-car { width: 112px; height: 31px; fill: none; stroke: currentColor; stroke-width: 1.5px; }
.sl-seg-car path { vector-effect: non-scaling-stroke; }
@media (max-width: 820px) { .sl-pick-l { display: none; } }
.sl-page input[type="range"][data-changed]::-webkit-slider-thumb { background: var(--sl-papaya); }
.sl-page input[type="range"][data-changed]::-moz-range-thumb { background: var(--sl-papaya); }
.sl-page input[type="range"]:focus-visible { outline-offset: 2px; }
.sl-read { display: grid; justify-items: end; gap: 6px; text-align: right; }
.sl-readout { font-size: 15px; font-stretch: 87%; font-weight: 480; letter-spacing: .02em; white-space: nowrap; }
.sl-rl { color: var(--sl-grey); text-transform: uppercase; font-size: 11.5px; font-stretch: 75%; font-weight: 680; letter-spacing: .14em; }
.sl-rv { font-weight: 480; display: inline-block; min-width: 3.1ch; text-align: left; }
.sl-rv[data-changed] { color: var(--sl-papaya); font-weight: 680; }
.sl-dot { margin: 0 .7em; color: var(--sl-grey); }
.sl-note { font-size: 12.5px; color: var(--sl-grey); }
.sl-keep-row { display: flex; align-items: center; gap: 14px; margin-top: 4px; }
.sl-kept-msg { font-size: 13px; color: var(--sl-ink-2); font-weight: 400; }
.sl-kept-msg:empty { display: none; }
.sl-desk:not(.sl-live) .sl-controls, .sl-desk:not(.sl-live) .sl-read { display: none; }
.sl-desk:not(.sl-live) .sl-desk-in { min-height: 0; padding-top: 0; padding-bottom: 0; }
.sl-desk.sl-off .sl-controls, .sl-desk.sl-off .sl-read { display: none; }
.sl-off-msg { grid-column: 1 / -1; font-size: 15px; color: var(--sl-ink-2); padding: 20px 0; }

@media (max-width: 1180px) {
  .sl-desk-in { grid-template-columns: 1fr; gap: 16px; }
  .sl-controls { grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); }
  .sl-read { justify-items: start; text-align: left; grid-template-columns: auto auto; align-items: center; gap: 6px 24px; }
  .sl-readout { grid-column: 1 / -1; }
  .sl-keep-row { grid-column: 2; grid-row: 2; margin: 0; }
}
@media (max-width: 860px) {
  .sl-lede { flex-direction: column; align-items: flex-start; }
}
@media (max-width: 700px) {
  .sl-tunnel { --sl-floor-at: 72%; --sl-ceil: 58px; --car-x: .07; --car-w: .86; }
  .sl-stage { height: max(250px, (58px + 60px + 23.7vw) / .72); }
  .sl-name { font-size: 30px; }
  .sl-lede { padding: 16px var(--sl-m) 14px; gap: 12px; }
  .sl-sub { font-size: 16px; line-height: 1.45; }
  .sl-links { gap: 10px 22px; }
  .sl-btn { min-height: 44px; }
  .sl-go { min-height: 44px; }
  .sl-desk-in { padding: 14px var(--sl-m) 22px; gap: 12px; }
  .sl-controls { grid-template-columns: 1fr; gap: 12px; }
  .sl-seg-row { width: 100%; }
  .sl-seg label { flex: 1; justify-content: center; min-height: 44px; }
  .sl-hint { grid-row: 1; font-size: 14px; }
  .sl-pick-row { gap: 8px; }
  .sl-pick label { gap: 4px; padding: 8px 10px 6px; font-size: 11px; }
  .sl-seg-car { width: 64px; height: 18px; }
  .sl-read { grid-template-columns: 1fr; }
  .sl-readout { white-space: normal; font-size: 14px; }
  .sl-readout .sl-dot { display: block; height: 0; overflow: hidden; margin: 0; }
  .sl-keep-row { grid-column: 1; grid-row: auto; flex-direction: column; align-items: stretch; }
  .sl-keep { min-height: 48px; width: 100%; }
}
@media (max-width: 700px) and (max-height: 600px) {
  .sl-stage { height: max(236px, (58px + 40px + 23.7vw) / .72); }
  .sl-sub-l { display: none; }
  .sl-sub-s { display: inline; }
}

/* ── 2 · what Slipline is ────────────────────────────────────────────────────────────────── */
.sl-about { position: relative; padding: var(--sl-sec) 0; background: var(--sl-wall); overflow: hidden; }
.sl-about-line { position: absolute; left: 0; top: 4%; width: 100%; height: 66%; pointer-events: none; }
.sl-kept-echo { fill: none; stroke: var(--sl-papaya); stroke-width: 1.5; stroke-linecap: round; stroke-linejoin: round; vector-effect: non-scaling-stroke; }
.sl-about-line .sl-kept-echo { opacity: .1; stroke-width: 2; }
.sl-statement { position: relative; max-width: 12.5em; font-size: clamp(32px, 4.6vw, 68px); font-stretch: 75%; font-weight: 300; line-height: 1.02; letter-spacing: -.005em; text-wrap: balance; }
.sl-statement strong { font-stretch: 100%; font-weight: 680; letter-spacing: -.012em; }
.sl-cols { position: relative; display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 24px; margin-top: clamp(48px, 6vw, 88px); }
.sl-col { border-top: 1px solid var(--sl-hair); padding-top: 18px; }
.sl-page h3 { font-size: clamp(17px, 1.4vw, 20px); font-weight: 680; font-stretch: 87%; line-height: 1.25; letter-spacing: .01em; }
.sl-col p { margin-top: 10px; max-width: 40ch; color: var(--sl-ink-2); }
.sl-hall-intro h2, .sl-drive h2, .sl-howto h2, .sl-ask h2, .sl-handover h2 { font-size: clamp(28px, 3vw, 44px); font-stretch: 100%; font-weight: 680; line-height: 1.06; letter-spacing: -.01em; }
@media (max-width: 760px) { .sl-cols { grid-template-columns: 1fr; gap: 32px; } }

/* ── 3 · the hall: stacked by default; a long sideways walk once the script switches the run on ────────── */
/* one device in every car bay: the car's tunnel profile in papaya on a papaya floor lamp, the air it solved for in
   white round it, and the car's own photograph beside it */
.sl-hall { position: relative; background: var(--sl-wall); overflow: clip; }
.sl-hall-track { position: relative; }
.sl-at { position: absolute; left: 0; top: 0; width: 1px; height: 1px; pointer-events: none; }
.sl-hall-stage { position: relative; padding: var(--sl-sec) 0 calc(var(--sl-sec) * .5); }
.sl-hall-intro { padding: 0 var(--sl-m); max-width: calc(1320px + 2 * var(--sl-m)); margin: 0 auto; }
.sl-hall-intro h2 { font-size: clamp(34px, 4.4vw, 64px); font-stretch: 100%; font-weight: 880; text-transform: uppercase; letter-spacing: .005em; line-height: .92; }
.sl-hall-intro p { margin-top: 18px; max-width: 36ch; color: var(--sl-ink-2); }
.sl-bay { position: relative; }
.sl-bay-ph { position: relative; }
.sl-bay-ph picture, .sl-bay-ph img { display: block; width: 100%; height: auto; }
.sl-bay--car .sl-bay-ph { border: 1px solid rgba(238, 238, 234, .16); background: #0E1012; }
.sl-bay--car .sl-bay-ph img { aspect-ratio: 3 / 2; object-fit: cover; }
.sl-bay-draw { position: relative; }
.sl-prof { display: block; width: 100%; height: auto; overflow: visible; fill: none; stroke-linecap: round; stroke-linejoin: round; }
.sl-prof path, .sl-prof circle { vector-effect: non-scaling-stroke; }
.sl-prof .sl-prof-body { stroke: var(--sl-papaya); stroke-width: 2; }
.sl-prof .sl-prof-glass { stroke: rgba(255, 107, 26, .6); stroke-width: 1.2; }
.sl-prof .sl-prof-wheel { stroke: var(--sl-papaya); stroke-width: 1.6; }
.sl-prof .sl-prof-wing, .sl-prof .sl-prof-lamp, .sl-prof .sl-prof-tail { stroke: var(--sl-papaya); stroke-width: 2; }
.sl-air { -webkit-mask-image: linear-gradient(90deg, transparent, #000 9%, #000 88%, transparent); mask-image: linear-gradient(90deg, transparent, #000 9%, #000 88%, transparent); }
.sl-air path { stroke: rgba(238, 238, 234, .62); stroke-width: 1; }
/* the lamp let into the floor under each bay, and the papaya it throws */
.sl-lamp { position: absolute; left: 7%; right: 12%; bottom: -1px; height: 2px; background: var(--sl-papaya); box-shadow: 0 0 10px 1px rgba(255, 107, 26, .7), 0 0 44px 6px rgba(255, 107, 26, .22); pointer-events: none; transform-origin: 50% 50%; }
.sl-lamp::after { content: ""; position: absolute; left: -12%; right: -12%; top: 2px; height: 120px; background: radial-gradient(50% 100% at 50% 0%, rgba(255, 107, 26, .2), rgba(255, 107, 26, .06) 45%, rgba(255, 107, 26, 0) 100%); }
.sl-lamp::before { content: ""; position: absolute; left: 4%; right: 4%; bottom: 2px; height: 90px; background: radial-gradient(50% 100% at 50% 100%, rgba(255, 107, 26, .14), rgba(255, 107, 26, 0) 100%); }
.sl-placard { position: relative; z-index: 2; display: grid; gap: 10px; align-content: start; }
.sl-pl-a, .sl-pl-b { display: grid; gap: 10px; align-content: start; }
.sl-placard h3 { font-size: clamp(20px, 2vw, 30px); font-weight: 880; font-stretch: 100%; letter-spacing: .02em; text-transform: uppercase; line-height: 1.02; font-variation-settings: "wdth" var(--sl-w, 100); }
.sl-spec { font-size: 12.5px; font-stretch: 75%; font-weight: 480; letter-spacing: .12em; text-transform: uppercase; color: var(--sl-grey); line-height: 1.5; }
.sl-for { color: var(--sl-ink-2); max-width: 40ch; }
.sl-dn { font-size: 18px; line-height: 1.4; max-width: 32ch; }
.sl-dn em, .sl-corners em, .sl-close em { font-weight: 480; font-style: italic; }
.sl-acts { display: flex; flex-wrap: wrap; align-items: center; gap: 10px 22px; margin-top: 6px; }
.sl-ask-car { font-size: 12.5px; font-stretch: 87%; font-weight: 480; letter-spacing: .08em; text-transform: uppercase; text-underline-offset: 5px; min-height: 40px; display: inline-flex; align-items: center; }
.sl-lists { display: grid; grid-template-columns: 1fr 1fr; gap: 24px; margin: 4px 0; }
.sl-lists ul { margin-top: 8px; display: grid; gap: 3px; color: var(--sl-ink-2); }
.sl-corners-painted { display: block; width: 100%; height: 110px; fill: none; stroke: rgba(238, 238, 234, .4); stroke-width: 3; stroke-linecap: square; }
/* the bay for yours: a car drawn in dashes on a hoist, its checks pinned where they happen */
.sl-yours { position: relative; --lift: 8; }
.sl-yours[data-on="1"], .sl-yours[data-on="5"] { --lift: 0; }
.sl-yours[data-on="4"] { --lift: 36; }
.sl-yours-svg { display: block; width: 100%; height: auto; overflow: visible; fill: none; }
.sl-yours-svg path, .sl-yours-svg circle { vector-effect: non-scaling-stroke; }
.sl-yours-car, .sl-hoist-up { transform: translateY(calc(var(--lift) * -1px)); transition: transform .9s var(--sl-ease); }
.sl-yours-car path, .sl-yours-car circle { stroke: var(--sl-papaya); stroke-width: 1.6; stroke-dasharray: 7 6; stroke-linecap: round; transition: stroke-width .3s, filter .3s; }
.sl-yours-car .sl-y-glass, .sl-yours-car .sl-y-line, .sl-yours-car .sl-y-door, .sl-yours-car .sl-y-pan, .sl-yours-car .sl-y-helm { stroke: rgba(255, 107, 26, .55); stroke-width: 1.1; stroke-dasharray: 4 5; }
.sl-yours-car .sl-y-bonnet { stroke-width: 0; }
.sl-yw { transform-box: fill-box; transform-origin: center; }
.sl-yours[data-on="1"] .sl-yw, .sl-yours[data-on="5"] .sl-yw { animation: sl-spin 1s linear infinite; }
@keyframes sl-spin { to { transform: rotate(-360deg); } }
.sl-yours[data-on="1"] .sl-yours-car [data-c~="1"], .sl-yours[data-on="1"] [data-c~="1"] circle, .sl-yours[data-on="2"] .sl-yours-car [data-c~="2"], .sl-yours[data-on="2"] [data-c~="2"] circle, .sl-yours[data-on="3"] .sl-yours-car [data-c~="3"], .sl-yours[data-on="4"] .sl-yours-car [data-c~="4"] { stroke: var(--sl-papaya); stroke-width: 2.6; stroke-dasharray: none; filter: drop-shadow(0 0 5px rgba(255, 107, 26, .7)); }
.sl-hoist-rod, .sl-hoist-pad, .sl-hoist-post { fill: rgba(154, 166, 178, .22); stroke: var(--sl-grey); stroke-width: 1.2; }
.sl-yours-air { -webkit-mask-image: linear-gradient(90deg, transparent, #000 9%, #000 88%, transparent); mask-image: linear-gradient(90deg, transparent, #000 9%, #000 88%, transparent); }
.sl-yours-air path { stroke: rgba(238, 238, 234, .7); stroke-width: 1; stroke-dasharray: 1 1; stroke-dashoffset: 1; }
.sl-yours[data-on="5"] .sl-yours-air path { animation: sl-draw 1.6s var(--sl-ease) forwards; }
/* the pins, numbered as the list beside them; they ride with the car */
.sl-pin { position: absolute; z-index: 2; left: calc((var(--u) + 100) / 13.6 * 1%); top: calc((var(--v) + 100 - var(--lift) * var(--ride)) / 3.8 * 1%); display: grid; place-items: center; width: 26px; height: 26px; margin: -13px; border-radius: 50%; border: 1.5px solid var(--sl-papaya); background: var(--sl-wall); font-size: 12px; font-stretch: 87%; font-weight: 680; color: var(--sl-ink); cursor: pointer; transition: top .9s var(--sl-ease), background-color .2s, color .2s, transform .2s var(--sl-ease); }
.sl-pin:hover { transform: scale(1.12); }
.sl-pin.sl-on { background: var(--sl-papaya); color: var(--sl-wall); transform: scale(1.18); box-shadow: 0 0 0 6px rgba(255, 107, 26, .22); }
.sl-checks { display: grid; margin-top: 6px; }
.sl-check { display: grid; grid-template-columns: 26px 1fr; gap: 12px; align-items: center; width: 100%; padding: 4px 0; background: none; border: 0; color: var(--sl-ink-2); font: inherit; text-align: left; cursor: pointer; transition: color .2s var(--sl-ease); }
.sl-check:hover, .sl-check[aria-pressed="true"] { color: var(--sl-ink); }
.sl-check .sl-cn { border-color: var(--sl-papaya); }
.sl-check:hover .sl-cn, .sl-check[aria-pressed="true"] .sl-cn { background: var(--sl-papaya); color: var(--sl-wall); border-color: var(--sl-papaya); }
.sl-check-say { min-height: 2.9em; margin-top: 14px; color: var(--sl-ink); font-style: italic; font-weight: 400; max-width: 46ch; }
@media (min-width: 760px) { .sl-bay--empty .sl-lists { grid-template-columns: minmax(0, 3fr) minmax(0, 2fr); } }
.sl-check { padding: 3px 0; }
.sl-corners-painted path { vector-effect: non-scaling-stroke; }
.sl-door { position: relative; height: 100%; border: 1px solid rgba(238, 238, 234, .4); padding: 8px; background: rgba(238, 238, 234, .04); }
.sl-door picture, .sl-door img { width: 100%; height: 100%; }
.sl-door img { object-fit: cover; object-position: 50% 30%; }

/* stacked: each bay a room of its own (phones, reduced motion, no script) */
.sl-hall:not(.sl-hall--run) .sl-bay { max-width: calc(1320px + 2 * var(--sl-m)); margin: clamp(64px, 8vw, 112px) auto 0; padding: 0 var(--sl-m); }
.sl-hall:not(.sl-hall--run) .sl-bay--car { display: grid; grid-template-columns: minmax(0, 10fr) minmax(0, 13fr); grid-template-areas: "ph dr" "pl pl"; column-gap: clamp(24px, 4vw, 64px); align-items: end; }
.sl-hall:not(.sl-hall--run) .sl-bay--car .sl-bay-ph { grid-area: ph; }
.sl-hall:not(.sl-hall--run) .sl-bay--car .sl-bay-draw { grid-area: dr; }
.sl-hall:not(.sl-hall--run) .sl-placard { border-top: 1px solid var(--sl-hair); padding-top: 26px; margin-top: 0; }
.sl-hall:not(.sl-hall--run) .sl-bay--car .sl-placard { grid-area: pl; grid-template-columns: minmax(0, 10fr) minmax(0, 13fr); column-gap: clamp(24px, 4vw, 64px); }
.sl-hall:not(.sl-hall--run) .sl-bay--empty { display: grid; grid-template-columns: minmax(0, 10fr) minmax(0, 13fr); column-gap: clamp(24px, 4vw, 64px); }
.sl-hall:not(.sl-hall--run) .sl-bay--empty .sl-bay-draw { align-self: start; margin-top: 8px; }
.sl-hall:not(.sl-hall--run) .sl-bay--door { display: grid; grid-template-columns: minmax(0, 10fr) minmax(0, 13fr); column-gap: clamp(24px, 4vw, 64px); align-items: end; }
.sl-hall:not(.sl-hall--run) .sl-bay--door .sl-door { aspect-ratio: 3 / 4; max-width: 360px; }
@media (max-width: 759px) {
  .sl-hall:not(.sl-hall--run) .sl-bay--car, .sl-hall:not(.sl-hall--run) .sl-bay--empty, .sl-hall:not(.sl-hall--run) .sl-bay--door { grid-template-columns: 1fr; grid-template-areas: "ph" "dr" "pl"; row-gap: 20px; }
  .sl-hall:not(.sl-hall--run) .sl-bay--car .sl-placard { grid-template-columns: 1fr; row-gap: 14px; }
  .sl-hall:not(.sl-hall--run) .sl-bay--car .sl-bay-draw { margin-top: 12px; }
  .sl-hall:not(.sl-hall--run) .sl-bay--door .sl-door { width: min(62vw, 260px); }
  .sl-lists { grid-template-columns: 1fr; gap: 16px; }
  .sl-dn { font-size: 17px; }
}

/* the run: a sticky stage slid sideways by the scroll, one flex row of bays under one ceiling */
.sl-hall--run .sl-hall-stage { position: sticky; top: calc(var(--bar-h, 40px) + 48px); height: calc(100svh - var(--bar-h, 40px) - 48px); padding: 0; --sh: calc(100svh - var(--bar-h, 40px) - 48px); --fl: 63%;
  background: linear-gradient(transparent var(--fl), var(--sl-floor) var(--fl)); }
.sl-hall--run .sl-hall-row { position: relative; display: flex; width: max-content; height: 100%; will-change: transform; }
.sl-walk { display: none; }
.sl-hall--run .sl-walk { display: block; position: absolute; left: var(--sl-m); right: var(--sl-m); bottom: 22px; height: 1px; background: var(--sl-hair-2); }
.sl-walk-bar { position: absolute; inset: 0; background: var(--sl-papaya); transform-origin: 0 50%; transform: scaleX(var(--sl-p, 0)); }
.sl-hall--run .sl-hall-stage::before, .sl-hall--run .sl-hall-stage::after { content: ""; position: absolute; left: 0; right: 0; height: 1px; z-index: 1; pointer-events: none; }
.sl-hall--run .sl-hall-stage::before { top: 8%; background: var(--sl-hair-2); }
.sl-hall--run .sl-hall-stage::after { top: var(--fl); background: var(--sl-hair); }
.sl-hall--run .sl-hall-track { height: calc(var(--sl-travel, 0) * 1px + 100svh - var(--bar-h, 40px) - 48px); }
.sl-hall--run .sl-hall-intro { flex: none; width: 36vw; height: var(--fl); margin: 0; padding: 0 3vw 40px var(--sl-m); display: flex; flex-direction: column; justify-content: flex-end; }
.sl-hall--run .sl-bay { flex: none; height: 100%; --phw: min(40vw, var(--sh) * .76); }
.sl-hall--run .sl-bay--car { width: calc(var(--phw) + 62vw); }
.sl-hall--run .sl-bay--car .sl-bay-ph { position: absolute; left: 3vw; width: var(--phw); bottom: calc(100% - var(--fl)); }
.sl-hall--run .sl-bay--car .sl-bay-draw { position: absolute; left: calc(var(--phw) + 6vw); width: 52vw; bottom: calc(100% - var(--fl)); }
.sl-hall--run .sl-bay--car .sl-placard { position: absolute; left: 3vw; right: 5vw; top: calc(var(--fl) + 28px); grid-template-columns: var(--phw) minmax(0, 1fr); column-gap: 3vw; }
.sl-hall--run .sl-bay--empty { width: 92vw; }
.sl-hall--run .sl-bay--empty .sl-bay-draw { position: absolute; left: 3vw; width: min(49vw, var(--sh) * 1.1); bottom: calc(100% - var(--fl)); }
.sl-hall--run .sl-bay--empty .sl-corners-painted { position: absolute; left: 0; top: 100%; }
.sl-hall--run .sl-bay--empty .sl-check-say { position: absolute; left: 18%; right: 18%; top: calc(100% + 40px); margin: 0; text-align: center; max-width: none; }
.sl-hall--run .sl-bay--empty .sl-placard { position: absolute; left: calc(6vw + min(49vw, var(--sh) * 1.1)); width: 34vw; bottom: calc(100% - var(--fl) + 28px); }
.sl-hall--run .sl-bay--empty .sl-lists ul { gap: 1px; }
.sl-hall--run .sl-bay--door { width: 56vw; }
.sl-hall--run .sl-bay--door .sl-bay-ph { position: absolute; left: 3vw; top: 12%; bottom: calc(100% - var(--fl)); aspect-ratio: 3 / 4; }
.sl-hall--run .sl-bay--door .sl-placard { position: absolute; left: calc(6vw + var(--sh) * .38); width: 22vw; bottom: calc(100% - var(--fl) + 28px); }
@media (max-width: 1180px) {
  .sl-hall--run .sl-hall-stage { --fl: 58%; }
  .sl-hall--run .sl-hall-intro { width: 48vw; }
  .sl-hall--run .sl-bay { --phw: min(38vw, var(--sh) * .66); }
  .sl-hall--run .sl-bay--car .sl-bay-draw { width: 50vw; }
  .sl-hall--run .sl-bay--car { width: calc(var(--phw) + 62vw); }
  .sl-hall--run .sl-bay--empty { width: 100vw; }
  .sl-hall--run .sl-bay--empty .sl-bay-draw { left: 50vw; width: 46vw; }
  .sl-hall--run .sl-bay--empty .sl-placard { left: 3vw; width: 44vw; }
  .sl-hall--run .sl-bay--empty .sl-lists { grid-template-columns: 1fr; gap: 10px; }
  .sl-hall--run .sl-bay--empty .sl-lists li { font-size: 15px; }
  .sl-hall--run .sl-bay--door { width: 70vw; }
  .sl-hall--run .sl-bay--door .sl-placard { width: 30vw; }
  .sl-hall--run .sl-dn { font-size: 16px; }
}
/* short desktop windows: a quieter placard */
@media (min-width: 760px) and (max-height: 820px) {
  .sl-hall--run .sl-placard { gap: 8px; }
  .sl-hall--run .sl-pl-a, .sl-hall--run .sl-pl-b { gap: 8px; }
  .sl-hall--run .sl-placard h3 { font-size: clamp(20px, 1.8vw, 26px); }
  .sl-hall--run .sl-dn { font-size: 16px; }
  .sl-hall--run .sl-bay--car .sl-for, .sl-hall--run .sl-bay--empty .sl-for { display: none; }
}
/* each part of a bay comes in on its own stretch of the walk: the photograph, the car drawn in papaya, then the air round it */
.sl-prof path, .sl-prof circle { stroke-dasharray: 1 1; }
@supports (animation-timeline: view()) {
  .sl-hall--run .sl-hall-track { view-timeline: --sl-hall block; view-timeline-inset: calc(var(--bar-h, 40px) + 48px) 0; }
  .sl-hall--run .sl-hall-row { animation: sl-slide linear both; animation-timeline: --sl-hall; animation-range: contain 0% contain 100%; }
  .sl-hall--run .sl-walk-bar { animation: sl-walk linear both; animation-timeline: --sl-hall; animation-range: contain 0% contain 100%; }
  .sl-hall--run .sl-bay-ph { animation: sl-wipe linear both; animation-timeline: --sl-hall; animation-range: contain calc(var(--w0) * 1%) contain calc(var(--w1) * 1%); }
  .sl-hall--run .sl-prof > path, .sl-hall--run .sl-prof > circle, .sl-hall--run .sl-corners-painted path { animation: sl-draw linear both; animation-timeline: --sl-hall; animation-range: contain calc(var(--d0) * 1%) contain calc(var(--d1) * 1%); }
  .sl-hall--run .sl-air path { animation: sl-draw linear both; animation-timeline: --sl-hall; animation-range: contain calc(var(--a0) * 1%) contain calc(var(--a1) * 1%); }
  .sl-hall--run .sl-yours-svg { animation: sl-wipe linear both; animation-timeline: --sl-hall; animation-range: contain calc(var(--d0) * 1%) contain calc(var(--d1) * 1%); }
  .sl-hall--run .sl-pin { animation: sl-in linear both; animation-timeline: --sl-hall; animation-range: contain calc(var(--a0) * 1%) contain calc(var(--a1) * 1%); }
  .sl-hall--run .sl-lamp { animation: sl-lamp linear both; animation-timeline: --sl-hall; animation-range: contain calc(var(--d0) * 1%) contain calc(var(--d1) * 1%); }
  .sl-hall--run .sl-placard { animation: sl-card linear both; animation-timeline: --sl-hall; animation-range: contain calc(var(--c0) * 1%) contain calc(var(--c1) * 1%); }
}
@keyframes sl-slide { from { transform: translateX(0); } to { transform: translateX(calc(var(--sl-travel, 0) * -1px)); } }
@keyframes sl-walk { from { transform: scaleX(0); } to { transform: scaleX(1); } }
@keyframes sl-wipe { from { clip-path: inset(0 100% 0 0); } to { clip-path: inset(0 0 0 0); } }
@keyframes sl-draw { from { stroke-dashoffset: 1; } to { stroke-dashoffset: 0; } }
@keyframes sl-in { from { opacity: 0; } }
@keyframes sl-lamp { from { transform: scaleX(0); opacity: 0; } to { transform: none; opacity: 1; } }
@keyframes sl-card { from { transform: translateX(4vw); opacity: 0; --sl-w: 75; } to { transform: none; opacity: 1; --sl-w: 100; } }
/* the same walk where scroll timelines are missing: the script writes the progress, the styles do the rest */
.sl-hall--js .sl-hall-row { transform: translateX(calc(var(--sl-p, 0) * var(--sl-travel, 0) * -1px)); }
.sl-hall--js .sl-bay { --q: var(--sl-q, 0); --kd: clamp(0, (var(--q) - var(--d0)) / (var(--d1) - var(--d0)), 1); --ka: clamp(0, (var(--q) - var(--a0)) / (var(--a1) - var(--a0)), 1); }
.sl-hall--js .sl-bay-ph { clip-path: inset(0 calc(100% - clamp(0, (var(--q) - var(--w0)) / (var(--w1) - var(--w0)), 1) * 100%) 0 0); }
.sl-hall--js .sl-prof > path, .sl-hall--js .sl-prof > circle, .sl-hall--js .sl-corners-painted path { stroke-dashoffset: calc(1 - var(--kd)); }
.sl-hall--js .sl-air path { stroke-dashoffset: calc(1 - var(--ka)); }
.sl-hall--js .sl-lamp { transform: scaleX(var(--kd)); opacity: var(--kd); }
.sl-hall--js .sl-yours-svg { clip-path: inset(0 calc(100% - var(--kd) * 100%) 0 0); }
.sl-hall--js .sl-pin { opacity: var(--ka); }
.sl-hall--js .sl-placard { --k: clamp(0, (var(--q) - var(--c0)) / (var(--c1) - var(--c0)), 1); opacity: var(--k); transform: translateX(calc((1 - var(--k)) * 4vw)); --sl-w: calc(75 + 25 * var(--k)); }

/* ── 4 · the Hills loop ─────────────────────────────────────────────────────────────────── */
.sl-drive { position: relative; padding: var(--sl-sec) 0; background: var(--sl-wall); border-top: 1px solid var(--sl-hair-2); }
.sl-drive-head { display: grid; grid-template-columns: minmax(0, 4fr) minmax(0, 8fr); gap: 20px 24px; align-items: end; }
.sl-drive-copy { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 16px 32px; color: var(--sl-ink-2); }
.sl-strip { margin-top: clamp(32px, 4vw, 56px); padding: 14px 0; border-top: 1px solid var(--sl-hair); border-bottom: 1px solid var(--sl-hair); font-size: 15px; font-stretch: 87%; font-weight: 480; letter-spacing: .01em; }
.sl-strip b { font-weight: 680; color: var(--sl-papaya); }
.sl-strip a { color: var(--sl-grey); text-underline-offset: 4px; white-space: nowrap; }
.sl-drive-grid { display: grid; grid-template-columns: minmax(0, 7fr) minmax(0, 5fr); gap: 32px clamp(24px, 4vw, 64px); margin-top: 32px; align-items: start; }
.sl-map-fig { margin: 0; min-width: 0; }
.sl-map { position: relative; width: 100%; touch-action: pan-y; }
.sl-drive-on .sl-map { cursor: grab; }
.sl-drive-on .sl-map:active { cursor: grabbing; }
.sl-map-svg { position: absolute; inset: 0; width: 100%; height: 100%; overflow: visible; }
.sl-road-case { fill: none; stroke: var(--sl-floor); stroke-width: 9px; stroke-linejoin: round; vector-effect: non-scaling-stroke; }
.sl-road { fill: none; stroke: rgba(154, 166, 178, .75); stroke-width: 1.6px; stroke-linejoin: round; vector-effect: non-scaling-stroke; }
.sl-road-done { fill: none; stroke: var(--sl-ink); stroke-width: calc(2.2px * var(--u, 3)); stroke-linejoin: round; stroke-linecap: round; stroke-dasharray: 0 1000; opacity: .9; }
.sl-driven .sl-road-done { stroke: var(--sl-papaya); }
.sl-carmk { fill: var(--sl-ink); }
.sl-carmk .sl-carmk-g { fill: var(--sl-wall); }
.sl-mk { position: absolute; transform: translate(-50%, -50%); display: grid; place-items: center; width: 26px; height: 26px; border: 1px solid rgba(154, 166, 178, .5); border-radius: 50%; background: var(--sl-wall); font-size: 12px; font-stretch: 87%; font-weight: 680; color: var(--sl-ink); transition: background-color .2s var(--sl-ease), color .2s var(--sl-ease), border-color .2s var(--sl-ease); }
.sl-mk.sl-cur { background: var(--sl-ink); color: var(--sl-wall); border-color: var(--sl-ink); }
.sl-start { position: absolute; width: 2px; height: 16px; transform: translate(-50%, -50%); background: var(--sl-ink); }
.sl-lean { position: absolute; left: 11%; top: 36%; width: 20%; margin: 0; display: none; }
.sl-drive-on .sl-lean { display: block; }
.sl-lean svg { display: block; width: 100%; height: auto; overflow: visible; }
.sl-lean-floor { fill: none; stroke: var(--sl-grey); stroke-width: 1px; vector-effect: non-scaling-stroke; stroke-dasharray: 3 3; }
.sl-lean-roof { fill: rgba(238, 238, 234, .08); stroke: var(--sl-ink); stroke-width: 1.5px; vector-effect: non-scaling-stroke; }
.sl-lean-nose { stroke: var(--sl-grey); stroke-width: 1px; vector-effect: non-scaling-stroke; }
.sl-gg figcaption, .sl-gauge figcaption { margin-top: 8px; font-size: 12px; line-height: 1.35; color: var(--sl-grey); }
.sl-lean figcaption { margin-bottom: 8px; font-size: 11.5px; font-stretch: 75%; font-weight: 680; letter-spacing: .12em; text-transform: uppercase; line-height: 1.3; color: var(--sl-grey); white-space: nowrap; }
.sl-dim { color: var(--sl-grey); font-size: 12px; }
.sl-caption { margin-top: 14px; font-size: 12.5px; color: var(--sl-grey); max-width: 64ch; }
.sl-lean-note { display: none; }
.sl-drive-on .sl-lean-note { display: inline; }
.sl-side { display: grid; gap: 28px; min-width: 0; }
.sl-inst { display: grid; gap: 22px; }
.sl-drive:not(.sl-drive-on) .sl-inst { display: none; }
.sl-inst-row { display: flex; align-items: flex-end; justify-content: space-between; gap: 16px; }
.sl-play { display: inline-flex; align-items: center; gap: 10px; min-height: 40px; padding: 0 16px 0 12px; border: 1px solid; cursor: pointer; font: inherit; font-size: 12.5px; font-stretch: 87%; font-weight: 680; letter-spacing: .08em; text-transform: uppercase; }
.sl-play svg { width: 14px; height: 14px; fill: none; stroke: currentColor; stroke-width: 1.5; stroke-linecap: square; stroke-linejoin: miter; }
.sl-play .sl-i-pause, .sl-play[aria-pressed="true"] .sl-i-play { display: none; }
.sl-play[aria-pressed="true"] .sl-i-pause { display: inline; }
.sl-play[aria-pressed="true"] { background: transparent; color: var(--sl-papaya); border-color: var(--sl-papaya); }
.sl-scrub { display: grid; grid-template-columns: 1fr auto; align-items: center; gap: 6px 12px; }
.sl-scrub input { grid-column: 1 / -1; }
.sl-driven .sl-scrub .sl-val { color: var(--sl-papaya); }
.sl-driven .sl-scrub input::-webkit-slider-thumb { background: var(--sl-papaya); }
.sl-driven .sl-scrub input::-moz-range-thumb { background: var(--sl-papaya); }
.sl-driven .sl-modes input:checked + label { color: var(--sl-papaya); }
.sl-dials { display: grid; grid-template-columns: minmax(0, 300px) minmax(0, 140px); justify-content: space-between; gap: 20px; align-items: start; }
.sl-gg { margin: 0; }
.sl-gg canvas { display: block; width: 100%; aspect-ratio: 1; }
.sl-gauges { display: grid; gap: 18px; }
.sl-gauge { margin: 0; }
.sl-gauge svg { display: block; width: 100%; max-width: 140px; aspect-ratio: 1; overflow: visible; }
.sl-g-ring { fill: none; stroke: var(--sl-hair); stroke-width: 1px; vector-effect: non-scaling-stroke; }
.sl-g-hor { stroke: var(--sl-grey); stroke-width: 1px; vector-effect: non-scaling-stroke; }
.sl-g-car { fill: rgba(238, 238, 234, .1); stroke: var(--sl-ink); stroke-width: 1.2px; vector-effect: non-scaling-stroke; stroke-linejoin: round; }
.sl-g-glass { fill: var(--sl-wall); stroke: rgba(238, 238, 234, .5); stroke-width: 1px; vector-effect: non-scaling-stroke; }
.sl-g-axis { stroke: rgba(238, 238, 234, .35); stroke-width: 1px; vector-effect: non-scaling-stroke; stroke-dasharray: 2 3; }
.sl-g-wheels { fill: none; stroke: var(--sl-grey); stroke-width: 1.2px; vector-effect: non-scaling-stroke; }
.sl-driven .sl-g-car { stroke: var(--sl-papaya); }
.sl-dread { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); border-top: 1px solid var(--sl-hair); }
.sl-dread div { padding: 12px 10px 0 0; }
.sl-dread div + div { padding-left: 12px; border-left: 1px solid var(--sl-hair-2); }
.sl-dread dt { font-size: 11.5px; font-stretch: 75%; font-weight: 680; letter-spacing: .14em; text-transform: uppercase; color: var(--sl-grey); }
.sl-dread dd { margin: 4px 0 0; font-size: 13px; color: var(--sl-grey); white-space: nowrap; }
.sl-dread b { font-size: clamp(22px, 2vw, 28px); font-stretch: 87%; font-weight: 480; color: var(--sl-ink); letter-spacing: -.01em; }
.sl-dnote { font-size: 14px; line-height: 1.5; color: var(--sl-ink-2); }
.sl-dnote b { font-weight: 680; color: var(--sl-ink); }
/* the road column: the map, then its bends, each one a way to put the car there */
.sl-road-col { display: grid; gap: 28px; align-content: start; min-width: 0; }
.sl-corners { display: grid; border-top: 1px solid var(--sl-hair); }
.sl-bend { display: grid; grid-template-columns: 26px 1fr auto; gap: 14px; align-items: center; width: 100%; padding: 10px 0; background: none; border: 0; border-bottom: 1px solid var(--sl-hair-2); color: inherit; font: inherit; font-size: 17px; line-height: 1.4; text-align: left; cursor: pointer; transition: color .24s var(--sl-ease); }
.sl-cn { display: grid; place-items: center; width: 26px; height: 26px; border: 1px solid rgba(154, 166, 178, .5); border-radius: 50%; font-size: 12px; font-stretch: 87%; font-weight: 680; font-style: normal; color: var(--sl-ink); transition: background-color .2s var(--sl-ease), color .2s var(--sl-ease); }
.sl-drive-on .sl-bend { color: rgba(238, 238, 234, .55); }
.sl-drive-on .sl-bend::after { content: "Go \2192"; font-size: 11.5px; font-stretch: 75%; font-weight: 680; letter-spacing: .14em; text-transform: uppercase; color: var(--sl-papaya); opacity: 0; transition: opacity .2s var(--sl-ease); }
.sl-drive-on .sl-bend:hover, .sl-drive-on .sl-bend.sl-cur { color: var(--sl-ink); }
.sl-drive-on .sl-bend:hover::after, .sl-bend:focus-visible::after { opacity: 1; }
.sl-bend:hover .sl-cn, .sl-bend.sl-cur .sl-cn { background: var(--sl-ink); color: var(--sl-wall); border-color: var(--sl-ink); }
.sl-drive:not(.sl-drive-on) .sl-bend { pointer-events: none; }
.sl-drive-on .sl-mk { cursor: pointer; }
/* the way in: a papaya start in the middle of the loop, until the car has moved */
.sl-drive-go { position: absolute; left: 50%; top: 66%; transform: translate(-50%, -50%); display: grid; justify-items: center; gap: 10px; padding: 0; background: none; border: 0; color: var(--sl-ink); cursor: pointer; font: inherit; font-size: 12.5px; font-stretch: 87%; font-weight: 680; letter-spacing: .08em; text-transform: uppercase; }
.sl-drive-go svg { width: 64px; height: 64px; padding: 22px 19px 22px 25px; border-radius: 50%; background: var(--sl-papaya); fill: var(--sl-wall); animation: sl-nudge 2.2s var(--sl-ease) infinite; transition: transform .2s var(--sl-ease); }
.sl-drive-go:hover svg { transform: scale(1.07); }
.sl-driven .sl-drive-go, .sl-drive-go[hidden] { display: none; }
.sl-carmk-halo { fill: rgba(255, 107, 26, .18); stroke: var(--sl-papaya); stroke-width: 1.5px; vector-effect: non-scaling-stroke; transform-box: fill-box; transform-origin: center; animation: sl-halo 2.2s var(--sl-ease) infinite; }
@keyframes sl-halo { 0%, 100% { transform: scale(.85); opacity: 1; } 50% { transform: scale(1.12); opacity: .45; } }
.sl-carcue { transform: translate(calc(-100% - 26px), -50%); }
.sl-driven .sl-carcue, .sl-driven .sl-carmk-halo, .sl-drive:not(.sl-drive-on) .sl-carcue { display: none; }
/* what the setting does, and where the bends are along the slider */
.sl-mode-note { margin-top: -10px; font-size: 14px; color: var(--sl-ink-2); }
.sl-scrub { position: relative; }
.sl-ticks { grid-column: 1 / -1; position: relative; height: 22px; margin-top: -6px; }
.sl-ticks span { position: absolute; top: 0; left: calc(10px + (100% - 20px) * var(--at)); transform: translateX(-50%); display: grid; place-items: center; width: 20px; height: 20px; border-radius: 50%; border: 1px solid rgba(154, 166, 178, .45); font-size: 10.5px; font-stretch: 87%; font-weight: 680; color: var(--sl-grey); cursor: pointer; }
.sl-ticks span:hover { color: var(--sl-ink); border-color: var(--sl-ink); }
.sl-driven .sl-scrub input::-webkit-slider-runnable-track { background: linear-gradient(90deg, var(--sl-papaya) var(--p, 0%), var(--sl-grey) var(--p, 0%)); }
.sl-play { background: var(--sl-ink); color: var(--sl-wall); border-color: var(--sl-ink); }
.sl-play:hover { background: transparent; color: var(--sl-ink); }
@media (max-width: 1180px) {
  .sl-drive-head { grid-template-columns: 1fr; }
  .sl-drive-grid { grid-template-columns: 1fr; }
  .sl-inst { grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: 22px 40px; align-items: start; }
  .sl-inst > * { grid-column: 1; }
  .sl-inst > .sl-dials { grid-column: 2; grid-row: 1 / span 5; }
}
@media (max-width: 760px) {
  .sl-drive-copy { grid-template-columns: 1fr; }
  .sl-inst { grid-template-columns: 1fr; }
  .sl-inst > .sl-dials { grid-column: 1; grid-row: auto; }
  .sl-dials { grid-template-columns: 1fr; justify-items: center; }
  .sl-drive-go svg { width: 54px; height: 54px; padding: 18px 16px 18px 21px; }
  .sl-gg { width: min(300px, 100%); }
  .sl-gauges { grid-template-columns: repeat(2, minmax(0, 140px)); gap: 24px; justify-content: center; }
  .sl-dread { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .sl-dread div:nth-child(3) { border-left: 0; padding-left: 0; }
  .sl-mk { width: 22px; height: 22px; font-size: 11px; }
  .sl-lean { width: 24%; top: 38%; }
}

/* ── 5 · how a long drive goes: the Hills loop straightened out, the steps hung from it ────────────────── */
.sl-howto { padding: calc(var(--sl-sec) * .8) 0; background: var(--sl-wall); border-top: 1px solid var(--sl-hair-2); --th: clamp(150px, 17vw, 250px); }
.sl-howto-head { display: grid; grid-template-columns: minmax(0, 5fr) minmax(0, 7fr); gap: 16px 24px; align-items: end; }
.sl-howto-note { color: var(--sl-ink-2); max-width: 58ch; }
.sl-turn { position: relative; margin-top: clamp(48px, 6vw, 88px); }
.sl-turn-chart { position: relative; height: var(--th); }
.sl-turn-svg { position: absolute; inset: 0; width: 100%; height: 100%; overflow: visible; fill: none; }
.sl-turn-grid { stroke: var(--sl-hair); stroke-width: 1px; stroke-dasharray: 2 5; vector-effect: non-scaling-stroke; }
.sl-turn-line { stroke: var(--sl-papaya); stroke-width: 2.5px; stroke-linejoin: round; stroke-linecap: round; vector-effect: non-scaling-stroke; stroke-dasharray: 1 1; filter: drop-shadow(0 0 6px rgba(255, 107, 26, .45)); }
.sl-turn-ax { position: absolute; left: 16px; font-size: 11.5px; font-stretch: 75%; font-weight: 680; letter-spacing: .14em; text-transform: uppercase; color: var(--sl-grey); line-height: 1; }
.sl-turn-ax--0 { top: calc(91.7% + 10px); }
.sl-turn-ax--1 { top: calc(8.3% - 22px); }
.sl-turn-mk { z-index: 1; }
.sl-steps { position: relative; display: grid; grid-template-columns: 26fr 30fr 22fr 22fr; margin-top: 44px; }
.sl-steps li { position: relative; padding: 0 20px 0 0; }
.sl-steps li:last-child { text-align: right; padding: 0; }
/* each step hangs from its station on the road by a hairline */
.sl-steps li::before { content: ""; position: absolute; left: 0; width: 1px; top: calc(-44px - var(--th) * (1 - var(--y))); height: calc(var(--th) * (1 - var(--y)) + 36px); background: linear-gradient(var(--sl-ink), var(--sl-hair)); }
.sl-steps li::after { content: ""; position: absolute; left: -5px; top: calc(-49px - var(--th) * (1 - var(--y))); width: 11px; height: 11px; border-radius: 50%; background: var(--sl-ink); box-shadow: 0 0 0 3px var(--sl-wall); }
.sl-steps li:last-child::before { left: auto; right: 0; }
.sl-steps li:last-child::after { left: auto; right: -5px; }
.sl-steps h3, .sl-steps p { padding-left: 16px; }
.sl-steps li:last-child h3, .sl-steps li:last-child p { padding: 0 16px 0 0; }
.sl-steps h3 { font-size: clamp(18px, 1.6vw, 22px); font-weight: 880; font-stretch: 87%; text-transform: uppercase; letter-spacing: .02em; }
.sl-steps p { margin-top: 6px; color: var(--sl-ink-2); max-width: 28ch; }
.sl-steps li:last-child p { margin-left: auto; }
.sl-turn-cap { margin-top: 40px; font-size: 12.5px; color: var(--sl-grey); }
@supports (animation-timeline: view()) {
  .sl-turn { view-timeline: --sl-turn block; }
  .sl-turn-line { animation: sl-draw linear both; animation-timeline: --sl-turn; animation-range: entry 20% cover 55%; }
  .sl-turn-mk, .sl-steps li { animation: sl-on linear both; animation-timeline: --sl-turn; animation-range: entry 40% cover 55%; }
}
@keyframes sl-on { from { opacity: 0; } to { opacity: 1; } }
@media (max-width: 860px) {
  .sl-howto-head { grid-template-columns: 1fr; }
}
@media (max-width: 760px) {
  .sl-howto { --th: 150px; }
  .sl-turn-chart { margin-right: 6px; }
  .sl-steps { grid-template-columns: 1fr; gap: 26px; margin-top: 40px; border-left: 1px solid var(--sl-hair); padding-left: 22px; }
  .sl-steps li, .sl-steps li:last-child { text-align: left; padding: 0; }
  .sl-steps li::before { display: none; }
  .sl-steps li::after, .sl-steps li:last-child::after { left: -28px; right: auto; top: .45em; }
  .sl-steps li h3, .sl-steps li p, .sl-steps li:last-child h3, .sl-steps li:last-child p { padding: 0; margin-left: 0; }
}

/* ── 6 · the handover: the hall resumes, one warm light ────────────────────────────────────── */
.sl-handover { position: relative; padding: var(--sl-sec) 0; background: radial-gradient(34% 40% at 25% 62%, var(--sl-warm), rgba(255, 107, 26, 0) 72%), var(--sl-wall); overflow: hidden; border-top: 1px solid var(--sl-hair-2); }
.sl-page .sl-hand-h { font-size: clamp(28px, 9.4vw, 140px); font-weight: 880; font-stretch: 100%; text-transform: uppercase; line-height: .8; letter-spacing: -.005em; padding-bottom: 2px; margin-bottom: clamp(40px, 5vw, 72px); border-bottom: 1px solid var(--sl-hair); white-space: nowrap; }
.sl-handover-in { display: grid; grid-template-columns: minmax(0, 5fr) minmax(0, 6fr); gap: 40px clamp(32px, 7vw, 112px); align-items: start; }
.sl-handover-ph { position: relative; }
.sl-handover-ph img { width: 100%; aspect-ratio: 2 / 3; object-fit: cover; }
.sl-handover-ph::after { content: ""; position: absolute; left: calc(-1 * var(--sl-m)); right: 0; bottom: -1px; height: 1px; background: var(--sl-hair); }
.sl-handover-body { display: grid; gap: 28px; }
.sl-sheet { border-top: 1px solid var(--sl-hair); }
.sl-sheet-top { display: flex; justify-content: space-between; align-items: baseline; gap: 16px; padding: 12px 0 10px; }
.sl-sheet-state { font-size: 11.5px; font-stretch: 75%; font-weight: 680; letter-spacing: .12em; text-transform: uppercase; color: var(--sl-grey); }
.sl-sheet-empty { padding: 10px 0 12px; font-size: 14px; color: var(--sl-grey); border-top: 1px solid var(--sl-hair-2); }
.sl-sheet-empty[hidden] { display: none; }
.sl-sheet dl div { display: grid; grid-template-columns: minmax(0, 16ch) minmax(0, 1fr); gap: 16px; padding: 10px 0; border-top: 1px solid var(--sl-hair-2); align-items: center; }
.sl-sheet dl div:last-child { border-bottom: 1px solid var(--sl-hair); }
.sl-sheet dt { font-size: 11.5px; font-stretch: 75%; font-weight: 680; letter-spacing: .14em; text-transform: uppercase; color: var(--sl-grey); line-height: 1.35; }
.sl-sheet dd { margin: 0; font-size: 15px; font-stretch: 75%; font-weight: 680; text-transform: uppercase; letter-spacing: .06em; display: flex; align-items: center; gap: 12px; min-height: 22px; }
.sl-sheet dd[data-changed] { color: var(--sl-papaya); }
.sl-ill { display: block; text-transform: none; letter-spacing: .02em; font-weight: 480; font-stretch: 87%; }
.sl-s-line { width: 132px; height: 34px; flex: none; overflow: visible; }
#sl-s-line:empty { display: none; }
.sl-s-line:has(path[d=""]) { display: none; }
.sl-s-line .sl-kept-echo { stroke-width: 1.5; }
.sl-handover-copy { color: var(--sl-ink-2); max-width: 62ch; }
.sl-hand-list { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); column-gap: 28px; font-size: 15px; color: var(--sl-ink); }
.sl-hand-list li { position: relative; padding: 9px 0 9px 24px; border-bottom: 1px solid var(--sl-hair-2); }
.sl-hand-list li::before { content: ""; position: absolute; left: 0; top: calc(50% - .5px); width: 12px; height: 1px; background: var(--sl-grey); }
.sl-close { font-size: 21px; line-height: 1.35; }
@media (max-width: 860px) {
  .sl-handover-in { grid-template-columns: 1fr; }
  .sl-handover-ph { max-width: 520px; }
  .sl-handover-ph img { aspect-ratio: 4 / 5; }
  .sl-hand-list { grid-template-columns: 1fr; }
}

/* ── 7 · book a long drive ──────────────────────────────────────────────────────────────── */
.sl-ask { padding: var(--sl-sec) 0; background: var(--sl-wall); border-top: 1px solid var(--sl-hair-2); }
.sl-ask-in { display: grid; grid-template-columns: minmax(0, 5fr) minmax(0, 6fr); gap: 40px clamp(32px, 8vw, 128px); align-items: start; }
.sl-ask-head p { margin-top: 16px; color: var(--sl-ink-2); max-width: 40ch; }
.sl-ask-fig { margin: clamp(48px, 7vw, 104px) 0 0; max-width: 480px; display: none; }
.sl-js .sl-ask-fig { display: block; }
.sl-ask-cars { display: block; width: 100%; height: auto; overflow: visible; border-bottom: 1px solid var(--sl-hair); fill: none; stroke: rgba(154, 166, 178, .32); stroke-width: 1; }
.sl-ask-cars * { vector-effect: non-scaling-stroke; }
.sl-ask-cars g { transition: stroke .24s var(--sl-ease), opacity .24s var(--sl-ease); }
.sl-ask-cars g.sl-on { stroke: var(--sl-ink); }
.sl-ask-cars[data-pick="one"] g:not(.sl-on) { opacity: 0; }
.sl-ask-fig figcaption { margin-top: 12px; font-size: 12.5px; color: var(--sl-grey); }
.sl-form { display: grid; gap: 26px; }
.sl-f { display: grid; gap: 6px; border: 0; padding: 0; margin: 0; min-width: 0; }
.sl-f input[type="text"], .sl-f select, .sl-f textarea { width: 100%; min-height: 46px; padding: 8px 0; border: 0; border-bottom: 1px solid var(--sl-hair); border-radius: 0; background: transparent; color: var(--sl-ink); font: inherit; font-size: 16px; font-weight: 400; }
.sl-f select { appearance: none; -webkit-appearance: none; cursor: pointer; background: linear-gradient(45deg, transparent 50%, var(--sl-grey) 50%) calc(100% - 10px) 55% / 6px 6px no-repeat, linear-gradient(-45deg, transparent 50%, var(--sl-grey) 50%) calc(100% - 4px) 55% / 6px 6px no-repeat; }
.sl-f select option { background: var(--sl-wall); color: var(--sl-ink); }
.sl-f textarea { resize: vertical; min-height: 104px; line-height: 1.5; }
.sl-f input:focus-visible, .sl-f select:focus-visible, .sl-f textarea:focus-visible { outline: 0; border-bottom: 2px solid var(--sl-papaya); margin-bottom: -1px; }
.sl-f-hint { font-size: 13px; color: var(--sl-grey); }
.sl-f-when legend { margin-bottom: 6px; padding: 0; }
.sl-f-when .sl-seg-row { display: inline-flex; border-top: 1px solid var(--sl-hair); border-bottom: 1px solid var(--sl-hair); }
.sl-f-when input { position: absolute; opacity: 0; width: 1px; height: 1px; margin: 0; }
.sl-f-when label { position: relative; display: inline-flex; align-items: center; min-height: 44px; padding: 0 16px; cursor: pointer; font-size: 12.5px; font-stretch: 87%; font-weight: 480; letter-spacing: .08em; text-transform: uppercase; color: var(--sl-grey); }
.sl-f-when label + input + label { border-left: 1px solid var(--sl-hair-2); }
.sl-f-when input:checked + label { color: var(--sl-ink); font-weight: 680; }
.sl-f-when input:checked + label::after { content: ""; position: absolute; left: 16px; right: 16px; bottom: -1px; height: 2px; background: currentColor; }
.sl-f-when input:focus-visible + label { outline: 2px solid var(--sl-papaya); outline-offset: 2px; }
.sl-f-check { grid-template-columns: auto 1fr; align-items: center; column-gap: 12px; }
.sl-f-check input { width: 20px; height: 20px; margin: 0; accent-color: var(--sl-papaya); }
.sl-f-check label { font-size: 15px; cursor: pointer; }
.sl-f-check input:disabled + label { color: var(--sl-grey); cursor: default; }
.sl-f-check .sl-f-hint { grid-column: 2; }
.sl-f-sum { font-size: 14px; line-height: 1.5; color: var(--sl-papaya); border-left: 2px solid var(--sl-papaya); padding-left: 12px; }
.sl-f-go { display: flex; flex-wrap: wrap; align-items: center; gap: 12px 20px; }
.sl-send { min-height: 48px; padding: 0 36px; }
.sl-status { font-size: 15px; color: var(--sl-ink); }
@media (max-width: 860px) { .sl-ask-in { grid-template-columns: 1fr; } }

/* ── footer: the name on the floor line, the visitor's line over it ──────────────────────────── */
.sl-foot { padding: 56px 0 40px; background: var(--sl-wall); border-top: 1px solid var(--sl-hair-2); }
.sl-foot-top { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 20px 40px; align-items: center; }
.sl-foot-brand { display: flex; align-items: center; gap: 12px; font-size: 14px; color: var(--sl-ink-2); }
.sl-foot-links { display: flex; flex-wrap: wrap; gap: 4px 22px; }
.sl-foot-links a { font-size: 12.5px; font-stretch: 87%; font-weight: 480; letter-spacing: .08em; text-transform: uppercase; text-decoration: none; color: var(--sl-grey); display: inline-block; padding: 10px 0; }
.sl-foot-links a:hover { color: var(--sl-ink); }
.sl-foot-banner { position: relative; margin-top: 56px; border-bottom: 1px solid var(--sl-hair); font-size: clamp(64px, 17.6vw, 280px); font-weight: 880; font-stretch: 100%; line-height: .8; letter-spacing: -.005em; color: rgba(238, 238, 234, .08); white-space: nowrap; overflow: hidden; }
.sl-foot-banner span { display: block; margin-bottom: -.012em; }
.sl-foot-line { position: absolute; left: 0; top: -12%; width: 100%; height: 124%; overflow: visible; }
.sl-foot-line .sl-kept-echo { opacity: .75; }
.sl-foot-note { margin-top: 18px; font-size: 13px; color: var(--sl-grey); }

@media (prefers-reduced-motion: reduce) {
  .sl-play { display: none !important; }
  .sl-page *, .sl-page *::before, .sl-page *::after { transition-duration: 0s !important; animation: none !important; }
}