/* The landing page. Shared tokens, header and footer are in site.css. */
main > section { padding-left: var(--gut); padding-right: var(--gut); }
.sec-h { font-size: clamp(30px, 4vw, 54px); line-height: 1.06; font-weight: 700; max-width: 980px; }
.sec-h .dim { color: var(--ink-3); }
.sub { color: var(--ink-2); font-size: 16px; margin: 18px 0 0; max-width: 700px; }
.grad { background: var(--grad); -webkit-background-clip: text; background-clip: text; color: transparent; }
.hotc { color: var(--hot); }

/* hero */
.hero { position: relative; display: grid; grid-template-columns: 1fr 1fr; align-items: center; gap: 24px;
  min-height: calc(100vh - 56px); min-height: calc(100svh - 56px); padding-top: 40px; padding-bottom: 60px; overflow: hidden; }
#contours { position: absolute; inset: 0; width: 100%; height: 100%; z-index: 0; pointer-events: none; }
.hero::after { content: ""; position: absolute; inset: 0; pointer-events: none; z-index: 0;
  background: radial-gradient(55% 60% at 75% 50%, rgba(255, 107, 74, .07), transparent 70%), linear-gradient(transparent 70%, var(--bg)); }
.hero-copy, .hero-cube { position: relative; z-index: 1; }
.news { display: inline-flex; align-items: center; gap: 10px; padding: 5px 14px 5px 5px; border-radius: 999px; font-size: 13px; color: var(--ink-2);
  border: 1px solid transparent; background: linear-gradient(var(--bg), var(--bg)) padding-box, linear-gradient(90deg, var(--hot), var(--warm), var(--line-2)) border-box; }
.news:hover { color: var(--ink); }
.news.small { padding: 5px 14px; margin-bottom: 22px; }
.news-tag { padding: 2px 9px; border-radius: 999px; background: var(--grad); color: #1a0d07; font-weight: 600; font-size: 12px; }
h1 { margin-top: 28px; font-size: clamp(46px, 6.4vw, 96px); line-height: .95; font-weight: 800; letter-spacing: -0.045em; }
.lede { max-width: 540px; margin: 28px 0 0; font-size: 18px; color: var(--ink-2); }
.lede em { color: var(--ink); font-style: normal; }
.ctas { display: flex; flex-wrap: wrap; align-items: center; gap: 14px; margin-top: 34px; }
.btn.ghost { border-color: transparent; }
.btn.ghost svg { width: 15px; height: 15px; stroke: currentColor; fill: none; stroke-width: 1.6; }
.hero-cube { height: min(640px, 76vh); }
#cube { width: 100%; height: 100%; display: block; cursor: grab; touch-action: pan-y; }
#cube:active { cursor: grabbing; }
.callouts { position: absolute; inset: 0; pointer-events: none; transition: opacity .4s; }
.callouts.off { opacity: 0; }
.co { position: absolute; display: inline-flex; align-items: center; gap: 7px; padding: 5px 10px; border-radius: 8px; font: 500 11.5px var(--mono);
  color: var(--ink-2); background: rgba(13, 13, 16, .82); border: 1px solid var(--line-2); backdrop-filter: blur(6px); animation: bob 5s ease-in-out infinite; }
.co i { width: 6px; height: 6px; border-radius: 50%; background: var(--ink-3); }
.co.hot { color: var(--ink); border-color: rgba(255, 107, 74, .5); }
.co.hot i { background: var(--hot); box-shadow: 0 0 8px var(--hot); }
.co1 { left: 4%; top: 22%; } .co2 { right: 2%; top: 14%; animation-delay: -1.5s; } .co3 { right: 6%; bottom: 26%; animation-delay: -3s; } .co4 { left: 10%; bottom: 18%; animation-delay: -2s; }
@keyframes bob { 50% { transform: translateY(-6px); } }
.tip { position: absolute; z-index: 3; width: 250px; padding: 12px 14px; border-radius: 12px; pointer-events: none;
  background: rgba(17, 17, 21, .95); border: 1px solid var(--line-2); box-shadow: 0 18px 40px rgba(0, 0, 0, .5); font-size: 13px; }
.tip b { display: flex; justify-content: space-between; font: 600 14px var(--display); }
.tip b span { font: 500 12px var(--mono); color: var(--warm); }
.tip p { margin: 6px 0 0; color: var(--ink-2); line-height: 1.45; }
.hint { position: absolute; left: 50%; bottom: 0; transform: translateX(-50%); margin: 0; display: flex; align-items: center; gap: 8px;
  font-size: 11px; letter-spacing: .2em; text-transform: uppercase; color: var(--ink-3); white-space: nowrap; }
.hint i { width: 6px; height: 6px; border-radius: 50%; background: var(--hot); animation: blink 1.6s infinite; }
@keyframes blink { 50% { opacity: .2; } }
.scroll-cue { position: absolute; right: 18px; bottom: 120px; z-index: 1; writing-mode: vertical-rl; margin: 0; font-size: 10.5px; letter-spacing: .3em;
  text-transform: uppercase; color: var(--ink-3); }
.scroll-cue::after { content: ""; display: block; width: 1px; height: 48px; margin: 12px auto 0; background: linear-gradient(var(--ink-3), transparent); }

/* the live app in a window */
.window-wrap { perspective: 1600px; margin-top: -40px; }
.window { position: relative; z-index: 2; border-radius: 16px; overflow: hidden; border: 1px solid var(--line-2); background: var(--bg-2);
  box-shadow: 0 50px 120px rgba(0, 0, 0, .7), 0 0 0 1px rgba(255, 255, 255, .02); transform-origin: 50% 0;
  transform: rotateX(var(--tilt, 18deg)) scale(var(--sc, .92)); }
.win-bar { display: flex; align-items: center; gap: 7px; height: 38px; padding: 0 14px; border-bottom: 1px solid var(--line); background: #0b0b0e; }
.win-bar i { width: 10px; height: 10px; border-radius: 50%; background: #26262c; }
.win-bar span { margin-left: 14px; font-size: 12px; color: var(--ink-3); overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.win-bar a { margin-left: auto; font-size: 12px; color: var(--ink-2); white-space: nowrap; }
.win-body { position: relative; height: min(760px, 78vh); }
.win-body iframe { width: 100%; height: 100%; border: 0; display: block; background: var(--bg); }
.win-cover { position: absolute; inset: 0; display: grid; place-items: end center; padding-bottom: 26px; background: transparent; }
.win-cover span { padding: 8px 16px; border-radius: 999px; background: rgba(8, 8, 10, .86); border: 1px solid var(--line-2); font-size: 13px; color: var(--ink-2); }
.win-cover:hover span { color: var(--ink); border-color: var(--ink-3); }

/* stats */
.stats { display: grid; grid-template-columns: repeat(3, 1fr); margin-top: 90px; border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.stats article { padding: 40px 32px 36px 0; }
.stats article + article { padding-left: 32px; border-left: 1px solid var(--line); }
.eyebrow { margin: 0 0 14px; font: 500 11px var(--mono); text-transform: uppercase; letter-spacing: .14em; color: var(--ink-3); }
.eyebrow b { color: var(--cool); font-weight: 500; }
.big { margin: 0; font: 800 clamp(56px, 7vw, 96px)/1 var(--display); letter-spacing: -0.05em; font-variant-numeric: tabular-nums; }
.big small { font-size: .36em; color: var(--ink-2); margin-left: 4px; letter-spacing: 0; }
.what { margin: 16px 0 10px; max-width: 340px; }
.vs { margin: 0; font-size: 12px; color: var(--ink-3); }
.source { grid-column: 1 / -1; margin: 0; padding: 14px 0; border-top: 1px solid var(--line); font-size: 12px; color: var(--ink-3); }
.source code { color: var(--warm); }

/* marquee */
.strip { padding: 0 !important; overflow: hidden; border-bottom: 1px solid var(--line);
  -webkit-mask: linear-gradient(90deg, transparent, #000 10%, #000 90%, transparent); mask: linear-gradient(90deg, transparent, #000 10%, #000 90%, transparent); }
.track { display: flex; width: max-content; animation: slide 50s linear infinite; }
.track span { padding: 20px 30px; font-size: 13.5px; color: var(--ink-3); white-space: nowrap; }
.track span:nth-child(3n + 1) { color: var(--ink-2); }
.strip:hover .track { animation-play-state: paused; }
@keyframes slide { to { transform: translateX(-50%); } }

/* statement, filled word by word as it scrolls past */
.statement { padding-top: 140px; padding-bottom: 60px; }
#statement { margin: 0; max-width: 1060px; font: 600 clamp(28px, 3.6vw, 50px)/1.18 var(--display); letter-spacing: -0.03em; color: var(--ink); }
#statement .w { color: #2b2b31; transition: color .25s; }
#statement .w.on { color: var(--ink); }

/* figs */
.figs { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; padding-top: 40px; }
.fig { padding: 22px 24px 26px; border: 1px solid var(--line); border-radius: 18px; background: linear-gradient(180deg, var(--card), var(--bg-2)); }
.fig-n { margin: 0; font-size: 11px; letter-spacing: .14em; text-transform: uppercase; color: var(--ink-3); }
.fig-art { width: 100%; height: auto; margin: 10px 0 18px; overflow: visible; }
.fig h3 { font-size: 21px; font-weight: 700; letter-spacing: -0.02em; }
.fig p:last-child { margin: 10px 0 0; color: var(--ink-2); font-size: 14.5px; }

/* where it sits */
.sits { padding-top: 140px; }
.sits-card { position: relative; margin-top: 44px; border: 1px solid var(--line); border-radius: 22px; overflow: hidden;
  background: radial-gradient(60% 60% at 50% 60%, rgba(255, 107, 74, .06), transparent 70%), var(--bg-2); }
#sits { display: block; width: 100%; height: auto; }
#sits .part { cursor: pointer; outline: none; }
#sits .part .face { transition: stroke .2s, fill .2s; }
#sits .part:hover .face, #sits .part.sel .face, #sits .part:focus-visible .face { stroke: #ff6b4a; fill: #1c120f; }
#sits .wire { transition: stroke .2s; }
#sits .wire.on { stroke: #ff6b4a; stroke-dasharray: none; }
.sits-info { position: absolute; left: 26px; bottom: 22px; max-width: 460px; font-size: 13.5px; color: var(--ink-2); min-height: 20px; }
.sits-info > span { font-size: 11.5px; letter-spacing: .22em; text-transform: uppercase; color: var(--ink-3); }
.sits-info b { display: block; margin-bottom: 3px; font: 600 15px var(--display); color: var(--ink); }
.sits-info p { margin: 0; }
.sits-note { position: absolute; right: 24px; bottom: 22px; font-size: 11.5px; color: var(--ink-3); }
.sits-card { padding-bottom: 70px; }
.flow { stroke-dasharray: 4 7; animation: dash 1.6s linear infinite; }
@keyframes dash { to { stroke-dashoffset: -22; } }

/* how it decides: steps scroll, the figure stays */
.decides { padding-top: 140px; }
.story { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1.05fr); gap: 56px; margin-top: 50px; }
.step { min-height: 78vh; padding: 12vh 0; opacity: .35; transition: opacity .4s; }
.step.on { opacity: 1; }
.step:first-child { padding-top: 4vh; }
.step-h { display: flex; align-items: baseline; gap: 14px; }
.step-h .n { font: 500 13px var(--mono); color: var(--hot); }
.step-h h3 { font-size: 34px; font-weight: 700; }
.step .algo { margin: 8px 0 0 30px; font: 500 11.5px var(--mono); letter-spacing: .12em; text-transform: uppercase; color: var(--ink-3); }
.step > p { margin: 18px 0 22px; color: var(--ink-2); font-size: 16px; max-width: 520px; }
.step > p b { color: var(--ink); font-weight: 600; }
.qcard { border: 1px solid var(--line); border-radius: 14px; overflow: hidden; background: #050506; max-width: 560px; }
.qcard-h { display: flex; align-items: center; gap: 10px; padding: 9px 14px; border-bottom: 1px solid var(--line); font: 500 11.5px var(--mono); color: var(--ink-3); }
.qcard-h b { color: var(--ink-2); font-weight: 500; }
.qcard .code { border: 0; border-radius: 0; font-size: 12px; }
.copy { margin-left: auto; padding: 3px 10px; border-radius: 7px; border: 1px solid var(--line-2); font-size: 11px; color: var(--ink-2); }
.copy:hover { color: var(--ink); }
.stage-in { position: sticky; top: 90px; }
.stage-top { display: flex; justify-content: space-between; font-size: 11.5px; letter-spacing: .12em; text-transform: uppercase; color: var(--ink-2); }
.prog { display: grid; grid-template-columns: repeat(6, 1fr); gap: 6px; margin: 12px 0 14px; }
.prog button { text-align: left; font: 500 10.5px var(--mono); letter-spacing: .1em; text-transform: uppercase; color: var(--ink-3); }
.prog button::before { content: ""; display: block; height: 3px; margin-bottom: 7px; border-radius: 2px; background: var(--line-2); transition: background .3s; }
.prog button.done::before { background: var(--ink-2); }
.prog button.on { color: var(--ink); }
.prog button.on::before { background: var(--grad); }
.fig-box { border: 1px solid var(--line-2); border-radius: 18px; background: var(--bg-2); padding: 14px 16px 16px; }
.fig-head { display: flex; justify-content: space-between; font-size: 11.5px; letter-spacing: .1em; text-transform: uppercase; color: var(--ink-3); }
#story { display: block; width: 100%; height: auto; margin-top: 6px; }
#story .n rect, #story .n text, #story .e, #story .x { transition: all .4s; }
.fig-cap { margin: 8px 0 0; min-height: 44px; font-size: 13.5px; color: var(--ink-2); }

/* tour */
.tour { padding-top: 140px; }
.tabs { display: flex; gap: 4px; margin-top: 36px; padding: 4px; border: 1px solid var(--line); border-radius: 999px; width: max-content; max-width: 100%; overflow-x: auto; }
.tabs button { padding: 8px 16px; border-radius: 999px; font: 500 12.5px var(--mono); letter-spacing: .06em; text-transform: uppercase; color: var(--ink-3); white-space: nowrap; }
.tabs button[aria-selected="true"] { background: var(--card-2); color: var(--ink); }
.tour-body { display: grid; grid-template-columns: 340px minmax(0, 1fr); gap: 36px; margin-top: 28px; align-items: start; }
.tour-text .n { font: 500 12px var(--mono); color: var(--hot); }
.tour-text h3 { margin: 10px 0 0; font-size: 34px; line-height: 1.05; font-weight: 700; }
.tour-text p { color: var(--ink-2); margin: 16px 0 22px; }
.tour-shot { border: 1px solid var(--line-2); border-radius: 14px; overflow: hidden; background: var(--bg-2); }
.tour-shot iframe { width: 100%; height: 600px; border: 0; display: block; background: var(--bg); }

/* results */
.results { padding-top: 140px; }
.charts { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; margin-top: 44px; }
.chart { margin: 0; padding: 28px; border: 1px solid var(--line); border-radius: 18px; background: var(--card); }
.chart figcaption { font: 500 12.5px var(--mono); color: var(--ink-2); margin-bottom: 24px; }
.bars { display: grid; gap: 13px; }
.bar { display: grid; grid-template-columns: 150px 1fr; gap: 14px; align-items: center; font-size: 14px; }
.bar .name { color: var(--ink-2); }
.bar.me .name { color: var(--ink); font-weight: 600; }
.bar .rail { display: flex; flex-direction: column; gap: 5px; min-width: 0; }
.bar .fill { height: 26px; border-radius: 6px; background: #26262d; width: 0; transition: width 1.1s cubic-bezier(.2, .7, .2, 1);
  display: flex; align-items: center; justify-content: flex-end; padding-right: 9px; font: 500 12px var(--mono); color: var(--ink); white-space: nowrap; }
.bar .fill.alt { height: 14px; background: #1b1b21; font-size: 10.5px; color: var(--ink-2); padding-right: 6px; }
.bar.me .fill { background: var(--grad); color: #1a0d07; }
.bar.me .fill.alt { background: rgba(255, 107, 74, .35); color: var(--ink); }
.note { margin: 22px 0 0; font-size: 14px; color: var(--ink-3); }
.legend { display: flex; gap: 16px; margin: -12px 0 20px; font: 12px var(--mono); color: var(--ink-3); }
.legend i { display: inline-block; width: 10px; height: 10px; border-radius: 2px; margin-right: 6px; vertical-align: -1px; }

/* run */
.run { padding-top: 140px; }
.run-grid { display: grid; grid-template-columns: 1.3fr 1fr; gap: 18px; margin-top: 40px; align-items: start; }
.sc { display: grid; grid-template-columns: 64px minmax(0, 1fr) auto; gap: 14px; align-items: center; padding: 14px 18px; border-top: 1px solid var(--line); }
.sc:first-child { border-top: 0; }
.sc .id { font: 500 12px var(--mono); color: var(--ink-3); }
.sc .t { font-weight: 500; }
.sc .m { font: 12px var(--mono); color: var(--ink-3); margin-top: 2px; }
.sc .m b { color: var(--warm); font-weight: 500; }
.solved { display: flex; justify-content: space-between; gap: 12px; padding: 11px 18px; border-top: 1px solid var(--line); font-size: 13.5px; }
.solved:first-child { border-top: 0; }
.solved .m { font: 12px var(--mono); color: var(--ink-3); white-space: nowrap; }

/* faq */
.faq { padding-top: 140px; }
.qa { margin-top: 36px; border-top: 1px solid var(--line); max-width: 900px; }
.qa details { border-bottom: 1px solid var(--line); }
.qa summary { list-style: none; cursor: pointer; display: flex; justify-content: space-between; gap: 16px; padding: 20px 0; font: 500 18px var(--sans); }
.qa summary::-webkit-details-marker { display: none; }
.qa summary::after { content: "+"; color: var(--ink-3); font: 400 22px var(--mono); transition: transform .2s; }
.qa details[open] summary::after { transform: rotate(45deg); }
.qa p { margin: 0 0 22px; color: var(--ink-2); max-width: 760px; }
.qa code { color: var(--warm); font-size: .92em; }

/* commands */
.cmds-sec { padding-top: 140px; }
.cmds { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; margin-top: 40px; }
.cmds .card { min-width: 0; overflow: hidden; }
.cmds .code { border: 0; border-radius: 0; background: transparent; }

@media (max-width: 1000px) {
  .hero { grid-template-columns: 1fr; padding-top: 28px; }
  .hero-cube { height: 420px; }
  .scroll-cue { display: none; }
  .window-wrap { margin-top: 10px; }
  .win-body { height: 560px; }
  .stats { grid-template-columns: 1fr; }
  .stats article, .stats article + article { padding: 30px 0; border-left: 0; border-top: 1px solid var(--line); }
  .stats article:first-child { border-top: 0; }
  .figs, .charts, .cmds, .run-grid { grid-template-columns: 1fr; }
  .story { grid-template-columns: minmax(0, 1fr); gap: 0; }
  .stage { order: -1; position: sticky; top: 56px; z-index: 5; background: var(--bg); padding: 10px 0; }
  .stage-in { position: static; }
  .fig-cap { display: none; }
  #story { max-height: 32vh; }
  .step { min-height: 0; padding: 40px 0; opacity: 1; }
  .tour-body { grid-template-columns: 1fr; }
  .tour-shot iframe { height: 460px; }
}
@media (max-width: 560px) {
  h1 { font-size: 46px; }
  .lede { font-size: 16px; }
  .co { font-size: 10.5px; }
  .co2 { display: none; }
  .bar { grid-template-columns: 96px 1fr; font-size: 12.5px; }
  .chart { padding: 20px; }
  .step-h h3 { font-size: 28px; }
  .prog button { font-size: 0; }
  .sits-scroll { overflow-x: auto; }
  #sits { min-width: 760px; }
  .sits-info { position: static; max-width: none; margin: 8px 16px 0; }
  .sits-note { display: none; }
  .sits-card { padding-bottom: 16px; }
  .win-body { height: 480px; }
  .sc { grid-template-columns: 1fr auto; }
  .sc .id { display: none; }
}
@media (prefers-reduced-motion: reduce) {
  .track, .co, .hint i, .flow { animation: none; }
  .window { transform: none !important; }
}

/* the results teaser: the full page is /results */
.res-cta { display: grid; grid-template-columns: repeat(3, 1fr) auto; gap: 0; margin-top: 40px; border: 1px solid var(--line); border-radius: 18px; overflow: hidden;
  background: linear-gradient(90deg, var(--card), var(--bg-2)); transition: border-color .2s; }
.res-cta:hover { border-color: var(--line-2); }
.res-n { padding: 26px 28px; border-right: 1px solid var(--line); }
.res-n b { display: block; font: 800 46px/1 var(--display); letter-spacing: -0.045em; }
.res-n b small { font-size: .45em; color: var(--ink-2); }
.res-n:first-child b { background: var(--grad); -webkit-background-clip: text; background-clip: text; color: transparent; }
.res-n span { display: block; margin-top: 10px; font: 12px var(--mono); color: var(--ink-3); }
.res-go { display: flex; align-items: center; gap: 10px; padding: 26px 30px; font-weight: 600; white-space: nowrap; }
.res-cta:hover .res-go span { transform: translateX(4px); }
.res-go span { transition: transform .2s; }
@media (max-width: 860px) { .res-cta { grid-template-columns: 1fr 1fr; } .res-n { border-bottom: 1px solid var(--line); } .res-go { grid-column: 1 / -1; } }