/* Cubench site. Colours follow the app (guilib colors.xml): accent = lightblue, stage = stage_centre/edge, steps = step_*. */
:root {
  --bg: #121518; --bg2: #181c20; --card: #22272c; --card2: #2a3036; --line: rgba(255,255,255,.08);
  --ink: #f2f4f5; --ink2: #aab3b9; --ink3: #7d888f;
  --accent: #6ccbec; --accent-ink: #6ccbec; --on-accent: #12181c; --accent-wash: rgba(108,204,236,.12);
  --cross: #6ccbec; --f2l: #4fb35c; --oll: #e3c33c; --pll: #e0763a; --blind: #b49be8;
  --ok: #7bd983; --bad: #f07a7a;
  --stage: radial-gradient(ellipse at 50% 42%, #2a3138 0%, #1a1e22 55%, #0f1215 100%);
  --nav: rgba(18,21,24,.82);
  --shadow: 0 30px 60px rgba(0,0,0,.45);
  color-scheme: dark;
}
@media (prefers-color-scheme: light) {
  :root {
    --bg: #f5f7f8; --bg2: #ebeff1; --card: #ffffff; --card2: #e8edf0; --line: rgba(18,24,28,.10);
    --ink: #12181c; --ink2: #46535b; --ink3: #6b7880;
    --accent-ink: #0773a0; --accent-wash: rgba(8,131,172,.10);
    --ok: #2e8a3a; --bad: #c43c3c;
    --nav: rgba(245,247,248,.85);
    --shadow: 0 30px 60px rgba(18,24,28,.22);
    color-scheme: light;
  }
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }
body { margin: 0; overflow-x: clip; background: var(--bg); color: var(--ink); font: 400 17px/1.6 Roboto, system-ui, sans-serif; -webkit-font-smoothing: antialiased; }
a { color: inherit; }
img { max-width: 100%; }
.wrap { max-width: 1160px; margin: 0 auto; padding: 0 24px; }
.mono { font-family: "JetBrains Mono", ui-monospace, monospace; }
.skip { position: absolute; left: -999px; top: 8px; background: var(--accent); color: var(--on-accent); padding: 8px 14px; border-radius: 8px; z-index: 20; }
.skip:focus { left: 8px; }
:focus-visible { outline: 2px solid var(--accent); outline-offset: 3px; border-radius: 4px; }

/* nav */
.nav { position: sticky; top: 0; z-index: 10; background: var(--nav); backdrop-filter: blur(12px); -webkit-backdrop-filter: blur(12px); border-bottom: 1px solid var(--line); }
.nav .wrap { display: flex; align-items: center; gap: 28px; height: 64px; }
.brand { display: flex; align-items: center; gap: 12px; text-decoration: none; }
.brand img { width: 36px; height: 36px; border-radius: 9px; }
.brand b { font-weight: 700; letter-spacing: .22em; font-size: 15px; display: block; line-height: 1.2; }
.brand small { display: block; font-size: 9px; letter-spacing: .28em; color: var(--accent-ink); }
.nav .links { display: flex; gap: 24px; margin-left: auto; font-size: 15px; color: var(--ink2); }
.nav .links a { text-decoration: none; }
.nav .links a:hover { color: var(--ink); }
.btn { display: inline-flex; align-items: center; gap: 10px; padding: 12px 22px; border-radius: 12px; font-weight: 500; text-decoration: none; font-size: 16px; }
.btn-accent { background: var(--accent); color: var(--on-accent); }
.btn-ghost { border: 1px solid var(--line); color: var(--ink); }
.btn-ghost:hover { background: var(--card); }
.nav .btn { padding: 8px 16px; font-size: 14px; }
.play { display: inline-block; line-height: 0; }
.play img { height: 74px; width: auto; margin: -11px; } /* the official badge carries its own padding */

/* hero */
.hero { position: relative; overflow: hidden; padding: 72px 0 56px; }
.hero::before { content: ""; position: absolute; inset: -20% -10% auto; height: 120%; background: radial-gradient(600px 400px at 75% 40%, var(--accent-wash), transparent 70%); pointer-events: none; }
.hero .wrap { display: grid; grid-template-columns: 1.05fr 1fr; gap: 48px; align-items: center; position: relative; }
h1 { font-size: clamp(40px, 5.6vw, 68px); line-height: 1.04; letter-spacing: -.025em; font-weight: 900; margin: 0 0 28px; }
/* Underline split as the hero solve: cross 13%, F2L 54%, OLL 13%, PLL 20%. */
h1 em { font-style: normal; padding-bottom: .04em; background: linear-gradient(90deg, var(--cross) 0 13%, transparent 0 14%, var(--f2l) 0 67%, transparent 0 68%, var(--oll) 0 80%, transparent 0 81%, var(--pll) 0) left bottom / 100% .085em no-repeat; }
.lede { font-size: 20px; color: var(--ink2); max-width: 34em; margin: 0 0 32px; }
.cta { display: flex; flex-wrap: wrap; gap: 14px; align-items: center; }

.stage { position: relative; aspect-ratio: 1 / 1; border-radius: 28px; background: var(--stage); border: 1px solid rgba(255,255,255,.08); box-shadow: var(--shadow), inset 0 1px 0 rgba(255,255,255,.05); color: #f2f4f5; }
.stage .cube { position: absolute; left: 15%; top: 11%; width: 70%; height: 58%; }
.stage twisty-player { width: 100%; height: 100%; }
.stage .cube img { width: 100%; height: 100%; object-fit: contain; }
.stage .tag { position: absolute; top: 18px; left: 22px; right: 22px; font-size: 12px; letter-spacing: .12em; text-transform: uppercase; color: #8a959c; }
.stage .tag b { color: var(--f2l); font-weight: 500; }
.stage .readout { position: absolute; left: 22px; right: 22px; bottom: 20px; }
.stage .time { font: 600 44px/1 "JetBrains Mono", ui-monospace, monospace; letter-spacing: -.02em; font-variant-numeric: tabular-nums; }
.stage .step { font-size: 13px; color: #aab3b9; min-height: 1.6em; margin-top: 4px; }
.splitbar { display: flex; gap: 4px; margin: 10px 0 8px; height: 8px; }
.splitbar i { border-radius: 4px; background: var(--c); opacity: .3; transition: opacity .25s; }
.splitbar i.on { opacity: 1; }
.splitlabels { display: flex; justify-content: space-between; font-size: 13px; color: #aab3b9; }
.splitlabels b { color: #f2f4f5; font-weight: 500; margin-left: 4px; font-variant-numeric: tabular-nums; }

/* strip */
.strip { border-block: 1px solid var(--line); background: var(--bg2); }
.strip .wrap { display: flex; flex-wrap: wrap; align-items: center; justify-content: center; gap: 14px 48px; padding-block: 22px; color: var(--ink3); font-size: 14px; }
.strip .brands { display: flex; align-items: center; gap: 14px 40px; flex-wrap: wrap; justify-content: center; }
.strip .brands b { font-size: 22px; color: var(--ink2); font-weight: 700; letter-spacing: .04em; }
.strip .stats { display: flex; gap: 40px; margin: 0; }
.strip .stats div { text-align: center; }
.strip .stats dt { font-size: 22px; color: var(--ink); font-weight: 700; }
.strip .stats dd { margin: 0; }

/* feature rows */
section.feat { padding: 110px 0 40px; }
.row { display: grid; grid-template-columns: 1fr 1fr; gap: 72px; align-items: center; }
.row.flip .text { order: 2; }
h2 { font-size: clamp(30px, 3.6vw, 44px); line-height: 1.1; letter-spacing: -.02em; font-weight: 700; margin: 0 0 18px; }
h2.bar::before { content: ""; display: block; width: 40px; height: 6px; border-radius: 3px; background: var(--c, var(--accent)); margin-bottom: 20px; }
.sub { color: var(--ink); font-size: 22px; font-weight: 500; margin: -6px 0 14px; }
.text p { color: var(--ink2); font-size: 18px; margin: 0 0 22px; }
.text p.sub { color: var(--ink); font-size: 22px; margin: -6px 0 14px; }
ul.points { list-style: none; padding: 0; margin: 0; display: grid; gap: 12px; }
ul.points li { display: flex; gap: 12px; color: var(--ink2); }
ul.points li::before { content: ""; flex: none; width: 6px; height: 6px; margin-top: 10px; border-radius: 2px; background: var(--c, var(--accent)); }
ul.points li b { color: var(--ink); font-weight: 500; }

.phones { position: relative; display: flex; justify-content: center; gap: 22px; padding: 40px 0; isolation: isolate; }
.phones::before { content: ""; position: absolute; inset: 8% 4%; border-radius: 40px; background: var(--stage); border: 1px solid rgba(255,255,255,.06); z-index: -1; }
.phone { width: 250px; aspect-ratio: 9 / 20; border-radius: 34px; padding: 9px; background: #0b0d0f; border: 1px solid #3a4148; box-shadow: var(--shadow); flex: none; }
.phone img { display: block; width: 100%; height: 100%; object-fit: cover; object-position: top; border-radius: 26px; background: #303030; }
.phone.sm { width: 210px; }
.video { justify-self: center; width: min(340px, 100%); aspect-ratio: 9 / 16; border-radius: 26px; overflow: hidden; background: #0b0d0f; border: 1px solid #3a4148; box-shadow: var(--shadow); }
.video video { display: block; width: 100%; height: 100%; object-fit: cover; }
.tilt-l { transform: translateY(40px) rotate(-3deg); }
.phones.three .phone { width: 220px; }
.phones.three .phone:nth-child(1) { margin-right: -64px; transform: translateY(34px) rotate(-5deg) scale(.9); }
.phones.three .phone:nth-child(2) { position: relative; z-index: 1; }
.phones.three .phone:nth-child(3) { margin-left: -64px; transform: translateY(34px) rotate(5deg) scale(.9); }
.tilt-r { transform: translateY(-10px) rotate(3deg); }

.grid3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; margin-top: 40px; }
.tile { background: var(--card); border: 1px solid var(--line); border-radius: 18px; padding: 22px; }
.tile h3 { margin: 0 0 6px; font-size: 18px; font-weight: 500; }
.tile p { margin: 0; color: var(--ink2); font-size: 15px; }

.badge { font-size: 12px; font-weight: 700; letter-spacing: .1em; color: #12181c; background: var(--oll); border-radius: 6px; padding: 4px 8px; white-space: nowrap; }

.teaser { display: flex; align-items: center; gap: 24px; justify-content: space-between; text-decoration: none; background: var(--card); border: 1px solid var(--line); border-radius: 22px; padding: 26px 30px; color: var(--ink2); }
.teaser b { color: var(--ink); font-weight: 500; }
.teaser .btn { flex: none; }
.teaser:hover .btn { background: var(--card2); }

.cubes { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; margin-top: 30px; }
.cubes h3 { font-size: 20px; margin: 0 0 12px; }
.chips { display: flex; flex-wrap: wrap; gap: 8px; list-style: none; padding: 0; margin: 0; }
.chips li { font-size: 14px; padding: 5px 12px; border-radius: 999px; background: var(--card2); color: var(--ink); }
.note { font-size: 14px; color: var(--ink3); margin-top: 16px; }
.note a { color: var(--accent-ink); }

.final { text-align: center; padding: 120px 0; background: var(--stage); border-top: 1px solid var(--line); margin-top: 110px; color: #f2f4f5; }
.final img.icon { width: 96px; height: 96px; border-radius: 22px; margin-bottom: 22px; box-shadow: 0 20px 50px rgba(108,204,236,.2); }
.final p { color: #aab3b9; margin: 0 0 30px; }

footer { border-top: 1px solid var(--line); padding: 30px 0 44px; color: var(--ink3); font-size: 14px; }
footer .wrap { display: flex; flex-wrap: wrap; gap: 12px 28px; }
footer .wrap span { margin-right: auto; }
footer a { text-decoration: none; } footer a:hover { color: var(--ink); }

/* text pages (privacy, compare, press) */
.page { max-width: 760px; margin: 0 auto; padding: 56px 24px 80px; }
.page.wide { max-width: 1100px; }
.page h1 { font-size: clamp(34px, 5vw, 48px); margin: 0 0 12px; }
.page h2 { font-size: 26px; margin: 48px 0 12px; }
.page h3 { font-size: 19px; margin: 28px 0 8px; }
.page p, .page li { color: var(--ink2); }
.page strong, .page b { color: var(--ink); font-weight: 500; }
.page a { color: var(--accent-ink); }
.page .lead { font-size: 19px; }
.callout { background: var(--card); border: 1px solid var(--line); border-left: 4px solid var(--accent); border-radius: 12px; padding: 18px 22px; margin: 24px 0; }
.callout p { margin: 0; }
.backbar .wrap { height: 64px; display: flex; align-items: center; }

table.cmp { width: 100%; border-collapse: separate; border-spacing: 0; font-size: 15px; }
.cmp th, .cmp td { padding: 13px 14px; text-align: left; border-bottom: 1px solid var(--line); vertical-align: top; }
.cmp thead th { font-size: 13px; letter-spacing: .06em; text-transform: uppercase; color: var(--ink3); font-weight: 500; }
.cmp tbody th { color: var(--ink2); font-weight: 400; }
.cmp td { color: var(--ink2); }
.cmp .us { background: var(--accent-wash); color: var(--ink); }
.cmp thead .us { color: var(--accent-ink); border-radius: 12px 12px 0 0; }
.cmp tbody tr:last-child .us { border-radius: 0 0 12px 12px; }
.cmp sup a { text-decoration: none; font-size: 11px; }
.na { color: var(--ink3); font-style: italic; }
.tablewrap { overflow-x: auto; margin: 24px 0; }
.sources { font-size: 14px; }
.sources li { word-break: break-word; }

.press-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(150px, 1fr)); gap: 16px; margin: 20px 0; }
.press-grid a { display: block; text-decoration: none; font-size: 13px; color: var(--ink2); }
.press-grid img { display: block; width: 100%; height: auto; border-radius: 14px; border: 1px solid var(--line); margin-bottom: 6px; }
textarea.copy { width: 100%; min-height: 70px; background: var(--card); color: var(--ink); border: 1px solid var(--line); border-radius: 12px; padding: 14px; font: inherit; font-size: 15px; resize: vertical; }

.reveal { opacity: 0; transform: translateY(24px); transition: opacity .7s ease, transform .7s ease; }
.reveal.in, .no-js .reveal { opacity: 1; transform: none; }
@media (prefers-reduced-motion: reduce) { .reveal { opacity: 1; transform: none; transition: none; } }

@media (max-width: 860px) {
  body { font-size: 16px; }
  .nav .links { display: none; }
  .nav .btn { margin-left: auto; }
  .hero { padding: 40px 0 36px; }
  .hero .wrap, .row { grid-template-columns: minmax(0, 1fr); gap: 36px; }
  .row.flip .text { order: 0; }
  .lede { font-size: 18px; }
  .stage { max-width: 440px; width: 100%; margin: 0 auto; }
  .strip .stats { gap: 22px; }
  section.feat { padding-top: 72px; }
  .phone { width: 44vw; max-width: 230px; }
  .phone.sm { width: 40vw; }
  .phones { gap: 12px; }
  .phones.three .phone { width: 38vw; }
  .phones.three .phone:nth-child(1) { margin-right: -13vw; }
  .phones.three .phone:nth-child(3) { margin-left: -13vw; }
  .grid3, .cubes { grid-template-columns: 1fr; }
  .teaser { flex-direction: column; align-items: flex-start; }
  .text p.sub { font-size: 20px; }
  .cmp th, .cmp td { padding: 10px 8px; font-size: 14px; }
  table.cmp { min-width: 880px; }
  .cmp tbody th, .cmp thead th:first-child { position: sticky; left: 0; background: var(--bg); z-index: 1; width: 110px; }
  .tablewrap { margin-inline: -24px; padding-inline: 24px; }
}

/* Timer tiles: a small real thing per tile instead of an icon. */
.viz { height: 34px; margin-bottom: 14px; display: flex; align-items: center; }
.viz.face { display: grid; grid-template-columns: repeat(3, 10px); grid-auto-rows: 10px; gap: 2px; width: max-content; }
.viz.face i { height: 10px; border-radius: 2px; background: var(--c); }
.viz.face i:nth-child(1), .viz.face i:nth-child(5), .viz.face i:nth-child(8) { --c: var(--f2l); }
.viz.face i:nth-child(2), .viz.face i:nth-child(6) { --c: var(--pll); }
.viz.face i:nth-child(3), .viz.face i:nth-child(7) { --c: var(--oll); }
.viz.face i:nth-child(4), .viz.face i:nth-child(9) { --c: var(--cross); }
.viz.scr { font-size: 15px; color: var(--accent-ink); letter-spacing: .02em; }
.viz.split { gap: 3px; width: 150px; }
.viz.split i { height: 8px; border-radius: 4px; }
.viz.split i:nth-child(1) { flex: 13; background: var(--cross); }
.viz.split i:nth-child(2) { flex: 54; background: var(--f2l); }
.viz.split i:nth-child(3) { flex: 13; background: var(--oll); }
.viz.split i:nth-child(4) { flex: 20; background: var(--pll); }

.coach { margin-top: 30px; background: var(--card); border: 1px solid var(--line); border-radius: 22px; padding: 30px 34px; }
.coach-head { display: flex; align-items: center; gap: 14px; flex-wrap: wrap; }
.coach h3 { margin: 0; font-size: 24px; line-height: 1.25; }
.coach p { margin: 0; color: var(--ink2); }
.coach-lede { margin-top: 8px !important; font-size: 18px; }
.coach ul.points { grid-template-columns: 1fr 1fr; gap: 14px 36px; margin: 24px 0; }
.coach ul.points li::before { background: var(--oll); }
.coach-foot { display: flex; align-items: center; justify-content: space-between; gap: 18px; flex-wrap: wrap; padding-top: 20px; border-top: 1px solid var(--line); font-size: 15px; }
@media (max-width: 760px) {
  .coach { padding: 24px; }
  .coach ul.points { grid-template-columns: 1fr; }
}

/* Timer section: landscape graph shot and the denser feature grid. */
.landscape { margin: 70px auto 0; max-width: 860px; text-align: center; }
.phone-land { aspect-ratio: 20 / 9; border-radius: 30px; padding: 9px; background: #0b0d0f; border: 1px solid #3a4148; box-shadow: var(--shadow); }
.phone-land img { display: block; width: 100%; height: 100%; object-fit: cover; border-radius: 22px; }
.landscape figcaption { margin-top: 16px; font-size: 15px; color: var(--ink3); }
.grid3.dense { margin-top: 64px; }
.viz.avg { gap: 14px; font-size: 13px; color: var(--ink3); white-space: nowrap; }
.viz.avg b { color: var(--ink); font-weight: 600; }
.viz.spark polyline { fill: none; stroke: var(--accent); stroke-width: 2.5; stroke-linejoin: round; stroke-linecap: round; }
.viz.chips { gap: 6px; flex-wrap: wrap; overflow: hidden; }
.viz.chips span { font-size: 12px; padding: 3px 9px; border-radius: 999px; background: var(--card2); color: var(--ink2); white-space: nowrap; }
.viz.big { font-size: 20px; color: var(--accent-ink); }
.coach-sec { padding-top: 70px; }
.coach-sec .coach { margin-top: 0; }
@media (max-width: 860px) {
  .grid3.dense { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 12px; }
  .grid3.dense .viz { overflow: hidden; white-space: nowrap; flex-wrap: nowrap; }
  .grid3.dense .tile { padding: 16px; }
  .grid3.dense .tile h3 { font-size: 16px; }
  .grid3.dense .tile p { font-size: 14px; }
  .landscape { margin-top: 40px; }
  .phone-land { border-radius: 20px; padding: 6px; }
  .phone-land img { border-radius: 15px; }
}
@media (max-width: 480px) {
  .viz.avg:not(.times) span:nth-child(2), .viz.times span:not(.pb):not(.worst), .viz.chips span:nth-child(n+3) { display: none; }
  .viz.scr { font-size: 12px; letter-spacing: 0; }
}
/* Cross solver tile: a D face with only the cross solved. */
.viz.face.cross i:nth-child(1) { --c: var(--pll); }
.viz.face.cross i:nth-child(3) { --c: var(--f2l); }
.viz.face.cross i:nth-child(7) { --c: var(--cross); }
.viz.face.cross i:nth-child(9) { --c: var(--oll); }
.viz.face.cross i:nth-child(2n) { --c: #eef1f3; }
.viz.face.cross i:nth-child(5) { --c: #eef1f3; }
.viz.times span { color: var(--ink2); }
.viz.times { gap: 10px; }
.viz.times .pb { color: var(--ok); font-weight: 600; }
.viz.times .worst { color: var(--bad); font-weight: 600; }