:root {
  --bg: #08090a;
  --bg-2: #0e0f11;
  --fg: #f3f3f0;
  --fg-2: rgba(243, 243, 240, 0.66);
  --fg-3: rgba(243, 243, 240, 0.4);
  --line: rgba(255, 255, 255, 0.1);
  --line-2: rgba(255, 255, 255, 0.18);

  --glass-bg: linear-gradient(135deg, rgba(255, 255, 255, 0.09), rgba(255, 255, 255, 0.025));
  --glass-border: rgba(255, 255, 255, 0.12);
  --glass-blur: 1.125rem;
  --glass-shadow: 0 0.625rem 2.5rem -0.75rem rgba(0, 0, 0, 0.7), inset 0 1px 0 rgba(255, 255, 255, 0.08);

  --radius: 1.375rem;
  --radius-sm: 0.875rem;
  --ease: cubic-bezier(0.22, 1, 0.36, 1);
  --ease-in-out: cubic-bezier(0.65, 0, 0.35, 1);

  --font: "Manrope", system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  --font-display: "Unbounded", "Manrope", system-ui, sans-serif;

  --gutter: clamp(1rem, 4vw, 2.5rem);
  --shop-space: 7rem;
  --u: 1rem;
}

*,
*::before,
*::after { box-sizing: border-box; }

html {
  font-size: clamp(16px, 100vw / 104.35, 24px);
  scroll-behavior: smooth;
  scroll-padding-top: 6rem;
  -webkit-text-size-adjust: 100%;
}

body {
  margin: 0;
  min-height: 100vh;
  background: var(--bg);
  color: var(--fg);
  font-family: var(--font);
  font-size: 1rem;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
  padding-bottom: calc(var(--shop-space) + env(safe-area-inset-bottom));
}

img, svg { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
button { font: inherit; color: inherit; background: none; border: 0; cursor: pointer; padding: 0; }
h1, h2, h3, p { margin: 0; }
ol, ul { margin: 0; padding: 0; list-style: none; }

::selection { background: var(--fg); color: var(--bg); }

:focus-visible {
  outline: 2px solid var(--fg);
  outline-offset: 0.1875rem;
  border-radius: 0.5rem;
}

.container {
  width: 100%;
  max-width: 75rem;
  margin-inline: auto;
  padding-inline: var(--gutter);
}
.container--narrow { max-width: 51.25rem; }
.muted { color: var(--fg-3); }

.glass {
  position: relative;
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  box-shadow: var(--glass-shadow);
  -webkit-backdrop-filter: blur(var(--glass-blur));
  backdrop-filter: blur(var(--glass-blur));
}

.bg {
  position: fixed;
  inset: 0;
  z-index: -1;
  overflow: hidden;
  pointer-events: none;
  contain: strict;
}
.bg__grid {
  position: absolute;
  inset: -4.5rem;
  will-change: transform;
  animation: grid-drift 40s linear infinite;
}
.bg__grid::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(var(--line) 1px, transparent 1px),
    linear-gradient(90deg, var(--line) 1px, transparent 1px);
  background-size: 4.5rem 4.5rem;
  background-position: calc(4.5rem - 50vw) calc(4.5rem - 50vh);
  opacity: 0.35;
  mask-image: radial-gradient(100vw 80vh at 50% calc(10vh + 4.5rem), #000 20%, transparent 70%);
  -webkit-mask-image: radial-gradient(100vw 80vh at 50% calc(10vh + 4.5rem), #000 20%, transparent 70%);
}
@keyframes grid-drift { to { transform: translate3d(4.5rem, 4.5rem, 0); } }

.bg__blob {
  position: absolute;
  border-radius: 50%;
  opacity: 0.5;
  will-change: transform;
}
.bg__blob--1 {
  width: 59.875rem; height: 59.875rem;
  top: -22.4375rem; left: -21.1875rem;
  background: radial-gradient(circle closest-side,
    rgba(255, 255, 255, 0.0931) 0%, rgba(255, 255, 255, 0.0906) 6.7%,
    rgba(255, 255, 255, 0.0824) 13.9%, rgba(255, 255, 255, 0.0662) 23%,
    rgba(255, 255, 255, 0.0299) 41.1%, rgba(255, 255, 255, 0.0158) 50.3%,
    rgba(255, 255, 255, 0.007) 59.4%, rgba(255, 255, 255, 0.0019) 70.6%,
    rgba(255, 255, 255, 0) 92.7%);
  animation: float-a 22s var(--ease-in-out) infinite alternate;
}
.bg__blob--2 {
  width: 65.625rem; height: 65.625rem;
  top: calc(30% - 13.4375rem); right: -27.1875rem;
  background: radial-gradient(circle closest-side,
    rgba(200, 205, 215, 0.0778) 0%, rgba(200, 205, 215, 0.0758) 6.5%,
    rgba(200, 205, 215, 0.07) 13.5%, rgba(200, 205, 215, 0.0583) 22.2%,
    rgba(200, 205, 215, 0.0239) 43.4%, rgba(200, 205, 215, 0.0127) 52.4%,
    rgba(200, 205, 215, 0.0058) 61.1%, rgba(200, 205, 215, 0.0017) 71.5%,
    rgba(200, 205, 215, 0) 90.2%);
  animation: float-b 28s var(--ease-in-out) infinite alternate;
}
.bg__blob--3 {
  width: 57.5rem; height: 57.5rem;
  bottom: -23.75rem; left: calc(20% - 13.75rem);
  background: radial-gradient(circle closest-side,
    rgba(255, 255, 255, 0.0438) 0%, rgba(255, 255, 255, 0.0426) 6.7%,
    rgba(255, 255, 255, 0.0386) 14%, rgba(255, 255, 255, 0.0302) 23.7%,
    rgba(255, 255, 255, 0.0142) 40.4%, rgba(255, 255, 255, 0.0074) 49.7%,
    rgba(255, 255, 255, 0.0032) 59.3%, rgba(255, 255, 255, 0.0009) 71.1%,
    rgba(255, 255, 255, 0) 97.2%);
  animation: float-a 32s var(--ease-in-out) infinite alternate-reverse;
}
@keyframes float-a { to { transform: translate3d(7.5rem, 5rem, 0) scale(1.15); } }
@keyframes float-b { to { transform: translate3d(-8.75rem, -3.75rem, 0) scale(0.9); } }

.bg__noise {
  position: absolute;
  inset: 0;
  opacity: 0.05;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='160' height='160'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.9' numOctaves='2' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
}

.progress {
  position: fixed;
  top: 0; left: 0; right: 0;
  height: 2px;
  z-index: 60;
}
.progress__bar {
  display: block;
  height: 100%;
  background: linear-gradient(90deg, transparent, var(--fg));
  transform-origin: 0 50%;
  transform: scaleX(var(--p, 0));
}

.btn {
  --h: 3.25rem;
  position: relative;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.625rem;
  height: var(--h);
  padding: 0 1.625rem;
  border-radius: 999px;
  font-weight: 600;
  font-size: 0.9375rem;
  letter-spacing: 0.01em;
  white-space: nowrap;
  overflow: hidden;
  isolation: isolate;
  transition: transform 0.4s var(--ease), background-color 0.3s, border-color 0.3s, box-shadow 0.4s var(--ease);
}
.btn .i {
  width: 1.125rem; height: 1.125rem;
  fill: none; stroke: currentColor; stroke-width: 2; stroke-linecap: round; stroke-linejoin: round;
  transition: transform 0.4s var(--ease);
}
.btn:hover .i { transform: translateX(0.25rem); }
.btn:active { transform: scale(0.97); }

.btn--light {
  background: var(--fg);
  color: var(--bg);
  box-shadow: 0 0.5rem 1.875rem -0.5rem rgba(255, 255, 255, 0.35);
}
.btn--light:hover { box-shadow: 0 0.75rem 2.5rem -0.375rem rgba(255, 255, 255, 0.5); transform: translateY(-2px); }

.btn--ghost {
  color: var(--fg);
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid var(--glass-border);
  -webkit-backdrop-filter: blur(0.875rem);
  backdrop-filter: blur(0.875rem);
}
.btn--ghost:hover { background: rgba(255, 255, 255, 0.12); border-color: var(--line-2); transform: translateY(-2px); }

.btn::after {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  background: linear-gradient(110deg, transparent 30%, rgba(255, 255, 255, 0.35) 50%, transparent 70%);
  transform: translateX(-120%);
  transition: transform 0.8s var(--ease);
}
.btn--light::after { background: linear-gradient(110deg, transparent 30%, rgba(0, 0, 0, 0.12) 50%, transparent 70%); }
.btn:hover::after { transform: translateX(120%); }

.btn--sm { --h: 2.5rem; padding: 0 1.125rem; font-size: 0.875rem; }

.header {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 50;
  padding: 0.875rem var(--gutter) 0;
  transition: padding 0.5s var(--ease);
}
.header__inner {
  max-width: 75rem;
  margin-inline: auto;
  display: flex;
  align-items: center;
  gap: 1.5rem;
  height: 4rem;
  padding: 0 0.75rem 0 1.25rem;
  border-radius: var(--radius);
  background: transparent;
  border-color: transparent;
  box-shadow: none;
  -webkit-backdrop-filter: none;
  backdrop-filter: none;
  transition: background 0.5s var(--ease), border-color 0.5s, box-shadow 0.5s, height 0.5s var(--ease);
}
.header.is-scrolled .header__inner {
  height: 3.625rem;
  background: rgba(14, 15, 17, 0.55);
  border-color: var(--glass-border);
  box-shadow: var(--glass-shadow);
  -webkit-backdrop-filter: blur(var(--glass-blur));
  backdrop-filter: blur(var(--glass-blur));
}

.logo { display: inline-flex; align-items: center; gap: 0.625rem; }
.logo__mark {
  display: grid; place-items: center;
  flex: none;
  width: 2.125rem; height: 2.125rem;
  border-radius: 0.625rem;
  border: 1px solid var(--glass-border);
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.14), rgba(255, 255, 255, 0.02) 55%),
    rgba(8, 9, 10, 0.55);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.14), 0 0.375rem 1rem -0.375rem rgba(0, 0, 0, 0.8);
}
.logo__mark img { width: 92%; height: 92%; object-fit: contain; }.logo__text {
  font-family: var(--font-display);
  font-size: 0.9375rem;
  font-weight: 600;
  letter-spacing: 0.08em;
}
.logo__text b { font-weight: 600; color: var(--fg-3); margin-left: 0.25rem; }

.nav { display: flex; gap: 0.25rem; margin-left: auto; }
.nav a {
  position: relative;
  padding: 0.5rem 1rem;
  border-radius: 0.75rem;
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--fg-2);
  transition: color 0.3s, background-color 0.3s;
}
.nav a:hover { color: var(--fg); background: rgba(255, 255, 255, 0.06); }
.nav a.is-active { color: var(--fg); }
.nav a.is-active::after {
  content: "";
  position: absolute;
  left: 50%; bottom: 2px;
  width: 0.25rem; height: 0.25rem;
  border-radius: 50%;
  background: var(--fg);
  transform: translateX(-50%);
}

.burger { display: none; }
.header__cta { border-radius: 0.75rem; }

.section { padding-block: clamp(1.5rem, 3.3vw, 2.75rem); }
.section__head { margin-bottom: clamp(calc(2.5 * var(--u)), 6vw, calc(4 * var(--u))); }
.section__head--center { text-align: center; }
.section__title {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: clamp(calc(1.875 * var(--u)), 5vw, calc(3.5 * var(--u)));
  line-height: 1.08;
  letter-spacing: -0.02em;
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: calc(0.625 * var(--u));
  margin-bottom: calc(1.25 * var(--u));
  font-size: calc(0.75 * var(--u));
  font-weight: 600;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--fg-2);
}
.dot {
  position: relative;
  width: 0.5rem; height: 0.5rem;
  border-radius: 50%;
  background: var(--fg);
}
.dot::after {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.55);
  animation: ping 2.2s var(--ease) infinite;
}
@keyframes ping {
  0% { opacity: 1; transform: scale(1); }
  80%, 100% { opacity: 0; transform: scale(3.5); }
}

.reveal {
  opacity: 0;
  transform: translate3d(0, 1.75rem, 0);
  filter: blur(0.375rem);
  transition:
    opacity 0.9s var(--ease) var(--d, 0s),
    transform 0.9s var(--ease) var(--d, 0s),
    filter 0.9s var(--ease) var(--d, 0s);
}
.reveal.is-in { opacity: 1; transform: none; filter: none; }

.hero {
  position: relative;
  min-height: 100vh;
  min-height: 100svh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: clamp(2.5rem, 6vw, 4.5rem);
  padding: 8.125rem 0 5.625rem;
  overflow: hidden;
}
.hero__spot {
  position: absolute;
  left: 70%; top: 40%;
  width: 45rem; height: 45rem;
  margin: -22.5rem 0 0 -22.5rem;
  pointer-events: none;
  background: radial-gradient(circle closest-side, rgba(255, 255, 255, 0.07), transparent);
  will-change: transform;
}
.hero__inner {
  display: grid;
  grid-template-columns: 1fr 1.1fr;
  align-items: center;
  gap: clamp(2rem, 5vw, 4rem);
}
.hero__title {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(3rem, 9vw, 7.5rem);
  line-height: 0.95;
  letter-spacing: -0.04em;
  margin-bottom: 1.75rem;
}
.hero__title .word { display: inline-block; white-space: nowrap; }
.hero__title .char {
  display: inline-block;
  opacity: 0;
  transform: translateY(0.6em) rotate(6deg);
  animation: char-in 0.9s var(--ease) forwards;
  animation-delay: calc(0.15s + var(--i) * 0.045s);
}
.hero__title .word:last-child .char {
  background: linear-gradient(180deg, var(--fg) 30%, rgba(243, 243, 240, 0.35));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
@keyframes char-in { to { opacity: 1; transform: none; } }

.hero__lead {
  max-width: 30rem;
  font-size: clamp(1rem, 1.6vw, 1.1875rem);
  color: var(--fg-2);
}

.hero__visual { position: relative; }
.tank-wrap {
  position: relative;
  padding: 2.5rem 0;
  animation: hover-y 6s var(--ease-in-out) infinite alternate;
}
@keyframes hover-y { to { transform: translateY(-0.625rem); } }

.tank-box {
  position: relative;
  aspect-ratio: 2 / 1;
  cursor: grab;
  touch-action: pan-y;
  -webkit-user-select: none;
  user-select: none;
}
.tank-box.is-dragging { cursor: grabbing; }
.tank-box canvas {
  display: block;
  width: 100%;
  height: 100%;
  opacity: 0;
  transition: opacity 0.8s var(--ease);
}
.tank-box.is-ready canvas { opacity: 1; }

.tank-reload {
  position: absolute;
  top: 0;
  pointer-events: none;
}

.tank-hint {
  position: absolute;
  left: 0; bottom: -0.375rem;
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.6875rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--fg-3);
  pointer-events: none;
  opacity: 0;
  transition: opacity 0.6s var(--ease);
}
.tank-hint svg {
  width: 1rem; height: 1rem;
  fill: none; stroke: currentColor; stroke-width: 1.6; stroke-linecap: round; stroke-linejoin: round;
}
.tank-box.is-ready .tank-hint { opacity: 1; transition-delay: 2.6s; }
.tank-box.is-touched .tank-hint { opacity: 0; transition-delay: 0s; }

.hud {
  position: absolute;
  display: flex;
  flex-direction: column;
  gap: 2px;
  padding: 0.75rem 1rem;
  border-radius: var(--radius-sm);
  min-width: 8.75rem;
  opacity: 0;
  animation: hud-in 1s var(--ease) forwards;
}
.hud__label { font-size: 0.6875rem; letter-spacing: 0.14em; text-transform: uppercase; color: var(--fg-3); }
.hud__value { font-family: var(--font-display); font-size: 1.125rem; font-weight: 600; }
.hud__value--live { display: inline-flex; align-items: center; gap: 0.5rem; font-size: 0.875rem; }
.hud__value--live i { width: 0.4375rem; height: 0.4375rem; border-radius: 50%; background: var(--fg); animation: blink 1.4s steps(2) infinite; }
@keyframes blink { 50% { opacity: 0.2; } }
.hud--1 { top: -4%; left: 6%; animation-delay: 2.1s; }
.hud--3 { bottom: -4%; right: 12%; animation-delay: 2.5s; }
@keyframes hud-in {
  from { opacity: 0; transform: translateY(0.875rem) scale(0.96); }
  to { opacity: 1; transform: none; }
}

.stats {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  border-radius: var(--radius);
  overflow: hidden;
}
.stats li {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
  padding: 1.625rem 1.75rem;
}
.stats li + li { border-left: 1px solid var(--line); }
.stats b {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: clamp(1.625rem, 3.2vw, 2.5rem);
  line-height: 1.1;
  letter-spacing: -0.02em;
}
.stats li > span { font-size: 0.875rem; color: var(--fg-2); }

.tabs {
  --tin: 0.25rem;
  position: relative;
  display: grid;
  grid-auto-flow: column;
  grid-auto-columns: minmax(max-content, 1fr);
  padding: var(--tin);
  border-radius: calc(var(--radius) - var(--in));
  background: rgba(255, 255, 255, 0.03);
  box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.05);
  overflow-x: auto;
  overflow-y: hidden;
  overscroll-behavior-x: none;
  scrollbar-width: none;
}
.tabs::-webkit-scrollbar { display: none; }
.tab {
  position: relative;
  z-index: 1;
  height: 2.75rem;
  padding: 0 1.25rem;
  border-radius: calc(var(--radius) - var(--in) - var(--tin));
  font-weight: 600;
  font-size: 0.875rem;
  letter-spacing: 0.02em;
  white-space: nowrap;
  color: var(--fg-3);
  transition: color 0.4s var(--ease);
}
.tab:hover { color: var(--fg-2); }
.tab.is-active { color: var(--fg); }
.goo-defs { position: absolute; width: 0; height: 0; overflow: hidden; }
.tabs__goo {
  position: absolute;
  top: 0; bottom: 0; left: 0;
  width: var(--goo-w, 100%);
  filter: url(#tab-goo);
  pointer-events: none;
}
.tabs__goo i {
  position: absolute;
  top: var(--tin); bottom: var(--tin); left: 0;
  width: 0;
  border-radius: calc(var(--radius) - var(--in) - var(--tin));
  background: #1f2023;
  box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.1), 0 0 0 1.25rem transparent;
}
.tabs__goo i:last-child { border-radius: 999px; }

.player {
  --in: 0.375rem;
  display: flex;
  flex-direction: column;
  gap: var(--in);
  width: 100%;
  padding: var(--in);
  border-radius: var(--radius);
}
.player__screen {
  position: relative;
  aspect-ratio: 16 / 9;
  border-radius: calc(var(--radius) - var(--in));
  overflow: hidden;
  background: #000;
  cursor: pointer;
  isolation: isolate;
}
.player.is-fs .player__screen { border-radius: 0; }
.player.is-started.is-idle .player__screen { cursor: none; }
.player__video,
.player__poster {
  position: absolute;
  inset: 0;
  width: 100%; height: 100%;
  object-fit: contain;
}
.player__poster { transition: opacity 0.4s var(--ease); }
.player__screen.is-switching .player__poster,
.player.is-started .player__poster { opacity: 0; }
.player.is-started .player__poster { pointer-events: none; }
.player__poster.is-broken { visibility: hidden; }

.player svg {
  width: 1.125rem; height: 1.125rem;
  fill: currentColor;
  stroke: currentColor;
  stroke-width: 1.5;
  stroke-linecap: round;
  stroke-linejoin: round;
}
.player svg.line { fill: none; stroke-width: 1.75; }

.player__big {
  position: absolute;
  left: 50%; top: 50%;
  z-index: 2;
  display: grid; place-items: center;
  width: 4.5rem; height: 4.5rem;
  margin: -2.25rem 0 0 -2.25rem;
  border-radius: 50%;
  color: var(--fg);
  background: rgba(14, 15, 17, 0.45);
  border: 1px solid var(--glass-border);
  box-shadow: var(--glass-shadow);
  -webkit-backdrop-filter: blur(var(--glass-blur));
  backdrop-filter: blur(var(--glass-blur));
  transition: opacity 0.35s var(--ease), transform 0.35s var(--ease), background-color 0.3s;
}
.player__big svg { width: 1.5rem; height: 1.5rem; margin-left: 0.1875rem; }
.player__screen:hover .player__big { transform: scale(1.06); background-color: rgba(14, 15, 17, 0.6); }
.player.is-playing .player__big,
.player.is-waiting .player__big { opacity: 0; transform: scale(0.9); pointer-events: none; }

.player__load {
  position: absolute;
  left: 50%; top: 50%;
  width: 2.75rem; height: 2.75rem;
  margin: -1.375rem 0 0 -1.375rem;
  border-radius: 50%;
  border: 2px solid rgba(255, 255, 255, 0.15);
  border-top-color: var(--fg);
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.3s;
}
.player.is-waiting .player__load { opacity: 1; transition-delay: 0.25s; animation: player-spin 0.8s linear infinite; }
@keyframes player-spin { to { transform: rotate(1turn); } }

.player__error {
  position: absolute;
  left: 0; right: 0; bottom: 22%;
  text-align: center;
  font-size: 0.875rem;
  color: var(--fg-2);
  display: none;
}
.player.is-error .player__error { display: block; }

.player__bar {
  position: absolute;
  left: 0.625rem; right: 0.625rem; bottom: 0.625rem;
  z-index: 3;
  display: flex;
  align-items: center;
  gap: 0.25rem;
  height: 3rem;
  padding: 0 0.375rem;
  border-radius: var(--radius-sm);
  background: rgba(14, 15, 17, 0.55);
  border: 1px solid var(--glass-border);
  box-shadow: var(--glass-shadow);
  -webkit-backdrop-filter: blur(var(--glass-blur));
  backdrop-filter: blur(var(--glass-blur));
  cursor: default;
  opacity: 0;
  transform: translateY(0.5rem);
  pointer-events: none;
  transition: opacity 0.35s var(--ease), transform 0.35s var(--ease);
}
.player.is-started .player__bar { opacity: 1; transform: none; pointer-events: auto; }
.player.is-started.is-idle .player__bar { opacity: 0; transform: translateY(0.5rem); pointer-events: none; }

.player__btn {
  flex: none;
  display: grid; place-items: center;
  width: 2.25rem; height: 2.25rem;
  border-radius: 0.5rem;
  color: var(--fg-2);
  transition: color 0.3s, background-color 0.3s;
}
.player__btn:hover { color: var(--fg); background: rgba(255, 255, 255, 0.08); }
.player__btn .i-b { display: none; }
.player.is-playing [data-act="play"] .i-a,
.player.is-muted [data-act="mute"] .i-a,
.player.is-fs [data-act="fs"] .i-a { display: none; }
.player.is-playing [data-act="play"] .i-b,
.player.is-muted [data-act="mute"] .i-b,
.player.is-fs [data-act="fs"] .i-b { display: block; }

.player__time {
  flex: none;
  padding: 0 0.5rem;
  font-size: 0.8125rem;
  font-weight: 500;
  font-variant-numeric: tabular-nums;
  white-space: nowrap;
  color: var(--fg-2);
}

.player__track {
  position: relative;
  flex: 1;
  min-width: 0;
  height: 2.25rem;
  margin: 0 0.5rem;
  cursor: pointer;
  touch-action: none;
}
.player__rail {
  position: absolute;
  left: 0; right: 0; top: 50%;
  height: 0.25rem;
  margin-top: -0.125rem;
  border-radius: 0.25rem;
  background: rgba(255, 255, 255, 0.12);
  overflow: hidden;
  transition: height 0.2s var(--ease), margin 0.2s var(--ease);
}
.player__track:hover .player__rail,
.player__track.is-drag .player__rail { height: 0.375rem; margin-top: -0.1875rem; }
.player__buf {
  position: absolute;
  inset: 0;
}
.player__fill {
  position: absolute;
  inset: 0;
  background: linear-gradient(90deg, rgba(255, 255, 255, 0.4), var(--fg));
  transform-origin: 0 50%;
  transform: scaleX(var(--p, 0));
}
.player__knob {
  position: absolute;
  top: 50%;
  left: calc(var(--p, 0) * 100%);
  width: 0.875rem; height: 0.875rem;
  margin: -0.4375rem 0 0 -0.4375rem;
  border-radius: 50%;
  background: var(--fg);
  box-shadow: 0 0 0 0.25rem rgba(255, 255, 255, 0.12);
  transform: scale(0);
  transition: transform 0.2s var(--ease);
}
.player__track:hover .player__knob,
.player__track:focus-visible .player__knob,
.player__track.is-drag .player__knob { transform: scale(1); }

.bento {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--u);
}
.card {
  --rx: 0deg; --ry: 0deg;
  display: flex;
  flex-direction: column;
  min-height: calc(15 * var(--u));
  padding: calc(1.75 * var(--u));
  border-radius: var(--radius);
  overflow: hidden;
  transform: perspective(calc(56.25 * var(--u))) rotateX(var(--rx)) rotateY(var(--ry));
  transition: transform 0.5s var(--ease), border-color 0.4s, opacity 0.9s var(--ease) var(--d, 0s), filter 0.9s var(--ease) var(--d, 0s);
}
.card.reveal:not(.is-in) { transform: perspective(calc(56.25 * var(--u))) translate3d(0, calc(1.75 * var(--u)), 0); }
.card.reveal.is-in { transform: perspective(calc(56.25 * var(--u))) rotateX(var(--rx)) rotateY(var(--ry)); }
.card--wide { grid-column: span 2; }
.card:hover { border-color: var(--line-2); }
.card::before {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(calc(26.25 * var(--u)) circle at var(--cx, 50%) var(--cy, 50%), rgba(255, 255, 255, 0.1), transparent 45%);
  opacity: 0;
  transition: opacity 0.4s;
  pointer-events: none;
}
.card:hover::before { opacity: 1; }
.card__num {
  font-family: var(--font-display);
  font-size: calc(0.8125 * var(--u));
  color: var(--fg-3);
  margin-bottom: auto;
}
.card h3 {
  font-family: var(--font-display);
  font-size: clamp(calc(1.25 * var(--u)), 2vw, calc(1.5 * var(--u)));
  font-weight: 600;
  letter-spacing: -0.01em;
  margin: calc(3 * var(--u)) 0 calc(0.625 * var(--u));
}
.card p { color: var(--fg-2); max-width: calc(27.5 * var(--u)); font-size: calc(0.9375 * var(--u)); }

.bento__col { display: flex; flex-direction: column; gap: var(--u); min-width: 0; }
.bento--feats .card { flex: var(--n, 1) 1 auto; min-height: 0; }
.bento--feats .card__num { margin-bottom: 0; }
.bento--feats .feats { flex: 1; }
.bento--feats .feats li { display: flex; }
.card .card__count {
  margin: calc(2 * var(--u)) 0 calc(0.4375 * var(--u));
  font-size: calc(0.6875 * var(--u));
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--fg-3);
}
.card__count b { color: var(--fg); font-weight: 600; font-variant-numeric: tabular-nums; }
.card__count + h3 { margin-top: 0; margin-bottom: calc(0.875 * var(--u)); }
.card__meter {
  display: block;
  height: 2px;
  margin-bottom: calc(0.875 * var(--u));
  border-radius: 2px;
  background: var(--line);
  overflow: hidden;
}
.card__meter i {
  display: block;
  height: 100%;
  background: var(--fg);
  transform-origin: 0 50%;
  transform: scaleX(var(--on, 0));
  transition: transform 0.6s var(--ease);
}
.feats { display: grid; gap: calc(0.375 * var(--u)); }
.card:not(.is-in) .feats li { opacity: 0; }
.card.is-in .feats li {
  animation: feat-in 0.7s var(--ease) backwards;
  animation-delay: calc(0.3s + var(--d, 0s) + var(--j, 0) * 0.08s);
}
@keyframes feat-in {
  from { opacity: 0; transform: translate3d(0, 0.625rem, 0); }
}
.feat {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--u);
  width: 100%;
  padding: calc(0.6875 * var(--u)) calc(0.75 * var(--u)) calc(0.6875 * var(--u)) var(--u);
  border: 1px solid transparent;
  border-radius: calc(0.875 * var(--u));
  background: rgba(255, 255, 255, 0.03);
  font-size: calc(0.9375 * var(--u));
  line-height: 1.35;
  text-align: left;
  color: var(--fg-3);
  transition: color 0.35s, background-color 0.35s, border-color 0.35s;
}
.feat:hover { background: rgba(255, 255, 255, 0.065); border-color: var(--line); }
.feat:focus-visible { outline: 2px solid var(--fg); outline-offset: 2px; }
.feat[aria-checked="true"] { color: var(--fg); }
.switch {
  position: relative;
  flex: none;
  width: calc(2.375 * var(--u)); height: calc(1.375 * var(--u));
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.12);
  transition: background-color 0.35s var(--ease), box-shadow 0.35s var(--ease);
}
.switch::after {
  content: "";
  position: absolute;
  top: calc(0.1875 * var(--u)); left: calc(0.1875 * var(--u));
  width: var(--u); height: var(--u);
  border-radius: 50%;
  background: var(--fg-2);
  transition: transform 0.45s var(--ease), background-color 0.35s;
}
.feat:active .switch::after { transform: scale(0.85); }
.feat[aria-checked="true"] .switch { background: var(--fg); box-shadow: 0 0 calc(1.125 * var(--u)) rgba(255, 255, 255, 0.28); }
.feat[aria-checked="true"] .switch::after { transform: translateX(var(--u)); background: var(--bg); }
.feat[aria-checked="true"]:active .switch::after { transform: translateX(var(--u)) scale(0.85); }
.card__icon {
  position: absolute;
  top: calc(1.5 * var(--u)); right: calc(1.5 * var(--u));
  width: calc(2.75 * var(--u)); height: calc(2.75 * var(--u));
  padding: calc(0.625 * var(--u));
  border-radius: calc(0.75 * var(--u));
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.04);
  fill: none;
  stroke: var(--fg);
  stroke-width: 1.6;
  stroke-linecap: round;
  stroke-linejoin: round;
  transition: transform 0.6s var(--ease), background-color 0.4s;
}
.card:hover .card__icon { transform: rotate(-8deg) scale(1.08); background: rgba(255, 255, 255, 0.1); }

.demo {
  --zone: #5cf8d4;
  display: grid;
  grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
  grid-template-rows: auto 1fr;
  grid-template-areas: "head stage" "list stage";
  column-gap: clamp(1.75rem, 4vw, 3.5rem);
}
.demo__head { grid-area: head; margin-bottom: 2.25rem; }
.demo__head .section__title { font-size: clamp(calc(1.875 * var(--u)), 4vw, calc(3 * var(--u))); }
.demo__lead { margin-top: 1.25rem; max-width: 25rem; color: var(--fg-2); }
.demo__list { grid-area: list; align-self: end; display: grid; gap: 0.625rem; }

.acc {
  border: 1px solid var(--line);
  border-radius: 1.125rem;
  background: rgba(255, 255, 255, 0.02);
  transition: background-color 0.45s var(--ease), border-color 0.45s var(--ease);
}
.acc:hover,
.acc.is-open { border-color: var(--line-2); }
.acc.is-open { background: rgba(255, 255, 255, 0.055); }
.acc__title { font: inherit; }
.acc__head {
  display: flex;
  align-items: center;
  gap: 1rem;
  width: 100%;
  padding: 1.125rem 1.125rem 1.125rem 1.25rem;
  border-radius: 1.125rem;
  text-align: left;
}
.acc.is-open .acc__head { cursor: default; }
.acc__num {
  font-family: var(--font-display);
  font-size: 0.75rem;
  color: var(--fg-3);
  transition: color 0.4s;
}
.acc__name {
  flex: 1;
  font-family: var(--font-display);
  font-size: clamp(0.9375rem, 1.4vw, 1.0625rem);
  font-weight: 500;
  letter-spacing: -0.01em;
  line-height: 1.3;
  color: var(--fg-2);
  transition: color 0.4s;
}
.acc:hover .acc__name,
.acc.is-open .acc__name,
.acc.is-open .acc__num { color: var(--fg); }
.acc__icon {
  position: relative;
  flex: none;
  width: 1.875rem; height: 1.875rem;
  border-radius: 50%;
  border: 1px solid var(--line-2);
  transition: background-color 0.45s var(--ease), border-color 0.45s;
}
.acc__icon::before,
.acc__icon::after {
  content: "";
  position: absolute;
  left: 50%; top: 50%;
  width: 0.625rem; height: 1.5px;
  margin: -0.75px 0 0 -0.3125rem;
  border-radius: 1px;
  background: var(--fg);
  transition: transform 0.5s var(--ease), background-color 0.45s;
}
.acc__icon::after { transform: rotate(90deg); }
.acc.is-open .acc__icon,
.pacc.is-open .acc__icon { background: var(--fg); border-color: var(--fg); }
.acc.is-open .acc__icon::before,
.acc.is-open .acc__icon::after,
.pacc.is-open .acc__icon::before,
.pacc.is-open .acc__icon::after { background: var(--bg); transform: rotate(180deg); }
.acc__body {
  display: grid;
  grid-template-rows: 0fr;
  transition: grid-template-rows 0.55s var(--ease);
}
.acc.is-open .acc__body,
.pacc.is-open .acc__body { grid-template-rows: 1fr; }
.acc__inner { min-height: 0; overflow: hidden; }
.acc__inner .feats { padding: 0 calc(0.625 * var(--u)) calc(0.625 * var(--u)); }
.acc.is-open .feats li { animation: feat-in 0.6s var(--ease) 0.15s backwards; }

.demo__stage {
  grid-area: stage;
  min-height: 27.5rem;
  border-radius: var(--radius);
  overflow: hidden;
  isolation: isolate;
}
.demo__stage.is-3d {
  cursor: grab;
  touch-action: pan-y;
  -webkit-user-select: none;
  user-select: none;
}
.demo__stage.is-dragging { cursor: grabbing; }
.demo__stage.is-over-tank { cursor: pointer; }
.demo__hint {
  position: absolute;
  top: 4rem; right: 1.5rem;
  display: grid;
  justify-items: end;
  gap: 0.375rem;
  font-size: 0.625rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--fg-3);
  pointer-events: none;
  opacity: 0;
  transition: opacity 0.6s var(--ease);
}
.demo__hint span { display: inline-flex; align-items: center; gap: 0.5rem; }
.demo__hint svg {
  width: 0.875rem; height: 0.875rem;
  fill: none; stroke: currentColor; stroke-width: 1.6; stroke-linecap: round; stroke-linejoin: round;
}
.demo__stage.is-3d .demo__hint { opacity: 1; transition-delay: 1.8s; }
.demo__stage.is-touched .demo__hint { opacity: 0; transition-delay: 0s; }
.demo__stage canvas {
  position: absolute;
  inset: 0;
  display: block;
  width: 100%; height: 100%;
}

.demo__ph { grid-area: stage; }
.demo__stage.is-fixed {
  position: fixed;
  z-index: 90;
  min-height: 0;
  max-height: none;
  aspect-ratio: auto;
  margin: 0;
  -webkit-backdrop-filter: none;
  backdrop-filter: none;
  transition:
    top 0.7s var(--ease), left 0.7s var(--ease), width 0.7s var(--ease), height 0.7s var(--ease),
    border-radius 0.7s var(--ease), border-color 0.7s;
}
.demo__stage.is-fixed canvas {
  top: 50%; left: 50%;
  width: var(--full-w, 100%); height: var(--full-h, 100%);
  transform: translate(-50%, -50%);
}
.demo__stage.is-full { border-radius: 0; border-color: transparent; touch-action: none; }
.demo__veil {
  position: fixed;
  inset: 0;
  z-index: 89;
  background: var(--bg);
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.6s var(--ease), visibility 0s 0.6s;
}
.demo__veil.is-on { opacity: 1; visibility: visible; transition-delay: 0s; }

.demo__full {
  position: absolute;
  right: 1.5rem; bottom: 1.125rem;
  z-index: 2;
  display: grid;
  place-items: center;
  width: 2.5rem; height: 2.5rem;
  border-radius: 50%;
  border: 1px solid var(--line);
  background: rgba(8, 9, 10, 0.45);
  -webkit-backdrop-filter: blur(0.75rem);
  backdrop-filter: blur(0.75rem);
  color: var(--fg-2);
  cursor: pointer;
  transition: color 0.35s, background-color 0.35s, border-color 0.35s, box-shadow 0.35s, transform 0.5s var(--ease);
}
.demo__full:hover {
  color: var(--fg);
  background: rgba(255, 255, 255, 0.1);
  border-color: var(--glass-border);
  box-shadow: 0 0 1.25rem rgba(255, 255, 255, 0.12);
  transform: scale(1.06);
}
.demo__full:active { transform: scale(0.94); }
.demo__full:focus-visible { outline: 2px solid var(--fg); outline-offset: 2px; }
.demo__full svg {
  width: 1.125rem; height: 1.125rem;
  overflow: visible;
  fill: none; stroke: currentColor; stroke-width: 1.6; stroke-linecap: round; stroke-linejoin: round;
}
.demo__full path { transform-box: fill-box; transform-origin: center; transition: transform 0.6s var(--ease); }
.demo__stage.is-full .demo__full path { transform: rotate(180deg); }

.demo__brand {
  position: absolute;
  top: 1.375rem; left: 50%;
  z-index: 2;
  display: inline-flex;
  align-items: center;
  gap: 0.625rem;
  height: 2.5rem;
  padding: 0 1.125rem 0 0.25rem;
  border-radius: 999px;
  border: 1px solid var(--line);
  background: rgba(8, 9, 10, 0.45);
  -webkit-backdrop-filter: blur(0.75rem);
  backdrop-filter: blur(0.75rem);
  font-size: 0.875rem;
  font-weight: 600;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--fg);
  pointer-events: none;
  opacity: 0;
  visibility: hidden;
  transform: translate3d(-50%, -0.75rem, 0);
  transition: opacity 0.4s var(--ease), transform 0.7s var(--ease), visibility 0s 0.4s;
}
.demo__brand .logo__mark { width: 2rem; height: 2rem; border-radius: 999px; }
.demo__brand b { font-weight: 600; color: var(--fg-3); margin-left: -0.125rem; }
.demo__stage.is-full .demo__brand {
  opacity: 1;
  visibility: visible;
  transform: translate3d(-50%, 0, 0);
  transition-delay: 0.3s, 0.3s, 0s;
}

.demo__panel {
  position: absolute;
  left: 1.5rem; top: 50%;
  z-index: 2;
  display: grid;
  gap: 0.25rem;
  width: 19rem;
  padding: 1rem 0.5rem 0.5rem;
  border-radius: 1.25rem;
  border: 1px solid var(--glass-border);
  background: linear-gradient(135deg, rgba(255, 255, 255, 0.08), rgba(255, 255, 255, 0.02)), rgba(8, 9, 10, 0.5);
  box-shadow: var(--glass-shadow);
  -webkit-backdrop-filter: blur(var(--glass-blur));
  backdrop-filter: blur(var(--glass-blur));
  cursor: default;
  opacity: 0;
  visibility: hidden;
  transform: translate3d(-1.5rem, -50%, 0);
  transition: opacity 0.4s var(--ease), transform 0.7s var(--ease), visibility 0s 0.4s;
}
.demo__stage.is-full .demo__panel {
  opacity: 1;
  visibility: visible;
  transform: translate3d(0, -50%, 0);
  transition-delay: 0.35s, 0.35s, 0s;
}
.demo__panel-num {
  display: flex;
  align-items: center;
  gap: 0.625rem;
  padding: 0 0.5rem 0.5rem;
  font-size: 0.6875rem;
  font-weight: 600;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--fg-3);
}
.demo__panel-num b { font-family: var(--font-display); font-weight: 500; letter-spacing: 0; color: var(--fg); }
.pacc {
  border: 1px solid transparent;
  border-radius: 0.875rem;
  transition: background-color 0.45s var(--ease), border-color 0.45s var(--ease), opacity 0.5s var(--ease), transform 0.6s var(--ease);
}
.pacc:hover { background: rgba(255, 255, 255, 0.03); }
.pacc.is-open { background: rgba(255, 255, 255, 0.06); border-color: var(--line); }
.demo__stage:not(.is-full) .pacc { opacity: 0; transform: translate3d(-0.75rem, 0, 0); }
.demo__stage.is-full .pacc { transition-delay: 0s, 0s, calc(0.45s + var(--j) * 0.07s), calc(0.45s + var(--j) * 0.07s); }
.pacc__head {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  width: 100%;
  padding: 0.625rem 0.625rem 0.625rem 0.75rem;
  border-radius: 0.875rem;
  text-align: left;
}
.pacc.is-open .pacc__head { cursor: default; }
.pacc__head:focus-visible { outline: 2px solid var(--fg); outline-offset: -2px; }
.pacc__num {
  font-family: var(--font-display);
  font-size: 0.6875rem;
  color: var(--fg-3);
  transition: color 0.4s;
}
.pacc__name {
  flex: 1;
  font-family: var(--font-display);
  font-size: 0.9375rem;
  font-weight: 500;
  line-height: 1.25;
  letter-spacing: -0.01em;
  color: var(--fg-2);
  transition: color 0.4s;
}
.pacc__short { display: none; }
.pacc:hover .pacc__name,
.pacc.is-open .pacc__name,
.pacc.is-open .pacc__num { color: var(--fg); }
.pacc .acc__icon { width: 1.5rem; height: 1.5rem; }
.pacc .acc__icon::before,
.pacc .acc__icon::after { width: 0.5rem; margin-left: -0.25rem; }
.pacc .feats { padding: 0 0.375rem 0.375rem; }
.pacc.is-open .feats li { animation: feat-in 0.6s var(--ease) 0.15s backwards; }
.demo__slide {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  padding: 1.375rem 1.5rem 1.5rem;
  pointer-events: none;
}
.demo__stage.is-3d .demo__slide,
.demo__stage:not(.is-3d) .demo__slide:not(.is-active) { visibility: hidden; }
.demo__top { display: flex; align-items: center; justify-content: space-between; gap: 0.75rem; }
.demo__tag,
.demo__model {
  display: inline-flex;
  align-items: center;
  gap: 0.625rem;
  height: 1.875rem;
  padding: 0 0.75rem;
  border-radius: 999px;
  border: 1px solid var(--line);
  background: rgba(8, 9, 10, 0.45);
  font-size: 0.6875rem;
  font-weight: 600;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--fg-2);
}
.demo__tag b { font-family: var(--font-display); font-weight: 500; letter-spacing: 0; color: var(--fg); }
.demo__model { color: var(--fg-3); }

.demo__status {
  display: flex;
  align-items: center;
  gap: 0.875rem;
  font-family: var(--font-display);
  font-size: clamp(1.0625rem, 2vw, 1.5rem);
  font-weight: 500;
  letter-spacing: -0.01em;
  line-height: 1.2;
}
.demo__dot {
  flex: none;
  width: 0.75rem; height: 0.75rem;
  border-radius: 50%;
  border: 1.5px solid var(--fg-3);
  transition: background-color 0.5s, border-color 0.5s, box-shadow 0.5s;
}
.demo__slide.is-on .demo__dot {
  background: var(--fg);
  border-color: var(--fg);
  box-shadow: 0 0 0 0.3125rem rgba(255, 255, 255, 0.08), 0 0 1.125rem rgba(255, 255, 255, 0.5);
}
.demo__slide--aim.is-on .demo__dot,
.demo__slide--atgm.is-on .demo__dot {
  background: var(--zone);
  border-color: var(--zone);
  box-shadow: 0 0 0 0.3125rem rgba(92, 248, 212, 0.1), 0 0 1.125rem rgba(92, 248, 212, 0.55);
}
.demo__states { display: grid; }
.demo__state {
  grid-area: 1 / 1;
  color: var(--fg-2);
  transition: opacity 0.5s var(--ease), transform 0.6s var(--ease), filter 0.5s;
}
.demo__state em { font-style: normal; color: var(--fg-3); }
.demo__state--on { color: var(--fg); opacity: 0; transform: translate3d(0, 60%, 0); filter: blur(0.25rem); }
.demo__state--on em { color: var(--fg); text-shadow: 0 0 1.125rem rgba(255, 255, 255, 0.45); }
.demo__slide--aim .demo__state--on em,
.demo__slide--atgm .demo__state--on em { color: var(--zone); text-shadow: 0 0 1.125rem rgba(92, 248, 212, 0.45); }
.demo__slide.is-on .demo__state--off { opacity: 0; transform: translate3d(0, -60%, 0); filter: blur(0.25rem); }
.demo__slide.is-on .demo__state--on { opacity: 1; transform: none; filter: none; }

.reticle {
  position: absolute;
  left: 50%; top: 50%;
  width: 4.75rem; height: 4.75rem;
  margin: -2.375rem 0 0 -2.375rem;
  color: rgba(243, 243, 240, 0.55);
  transition: color 0.5s var(--ease);
  will-change: transform;
}
.demo__stage:not(.is-3d) .reticle { display: none; }
.reticle svg {
  width: 100%; height: 100%;
  overflow: visible;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.5;
  transition: transform 0.6s var(--ease);
}
.reticle__dot { fill: currentColor; stroke: none; }
.reticle__lock {
  stroke: var(--zone);
  stroke-dasharray: 12 35.1;
  opacity: 0;
  transition: opacity 0.4s;
  animation: reticle-spin 6s linear infinite;
}
@keyframes reticle-spin { to { transform: rotate(360deg); } }
.demo__slide.is-on .reticle { color: var(--fg); filter: drop-shadow(0 0 0.375rem rgba(0, 0, 0, 0.6)); }
.demo__slide.is-on .reticle svg { transform: scale(0.84); }
.demo__slide.is-on .reticle__lock { opacity: 1; }
.reticle__tag {
  position: absolute;
  left: 50%; top: calc(100% + 0.25rem);
  padding: 0.1875rem 0.5rem;
  border-radius: 0.375rem;
  background: var(--zone);
  box-shadow: 0 0 1rem rgba(92, 248, 212, 0.45);
  font-size: 0.625rem;
  font-weight: 700;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  white-space: nowrap;
  color: #03140f;
  opacity: 0;
  transform: translate(-50%, 0.25rem);
  transition: opacity 0.4s var(--ease), transform 0.5s var(--ease);
}
.demo__slide.is-on .reticle__tag { opacity: 1; transform: translate(-50%, 0); transition-delay: 0.25s; }

.section__head--split {
  display: flex;
  flex-wrap: wrap;
  align-items: flex-end;
  justify-content: space-between;
  gap: calc(1.25 * var(--u)) calc(3 * var(--u));
}
.section__aside { max-width: calc(22.5 * var(--u)); font-size: calc(0.9375 * var(--u)); color: var(--fg-2); }

.specs {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--u);
}
.spec {
  position: relative;
  isolation: isolate;
  display: flex;
  flex-direction: column;
  min-height: calc(18.75 * var(--u));
  padding: calc(1.75 * var(--u));
  border-radius: var(--radius);
  overflow: hidden;
  transition:
    border-color 0.4s,
    opacity 0.9s var(--ease) var(--d, 0s),
    transform 0.9s var(--ease) var(--d, 0s),
    filter 0.9s var(--ease) var(--d, 0s);
}
.spec::before {
  content: "";
  position: absolute;
  left: 50%; top: 0;
  width: calc(31.5 * var(--u)); height: calc(31.5 * var(--u));
  margin: calc(-15.75 * var(--u)) 0 0 calc(-15.75 * var(--u));
  z-index: -1;
  background: radial-gradient(circle closest-side, rgba(255, 255, 255, 0.1), transparent);
  opacity: 0;
  transform: translate3d(var(--sx, 0px), var(--sy, 0px), 0);
  transition: opacity 0.5s;
}
.spec:hover { border-color: var(--line-2); }
.spec:hover::before { opacity: 1; }

.spec__top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: calc(0.75 * var(--u));
}
.spec__cat {
  display: inline-flex;
  align-items: center;
  gap: calc(0.625 * var(--u));
  font-size: calc(0.6875 * var(--u));
  font-weight: 600;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--fg-2);
}
.spec__cat::before {
  content: "";
  width: calc(0.375 * var(--u)); height: calc(0.375 * var(--u));
  border-radius: 50%;
  background: var(--fg);
  box-shadow: 0 0 0 calc(0.25 * var(--u)) rgba(255, 255, 255, 0.1);
}
.spec__state {
  padding: calc(0.375 * var(--u)) calc(0.75 * var(--u));
  border-radius: 999px;
  border: 1px solid var(--line);
  font-size: calc(0.625 * var(--u));
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  white-space: nowrap;
  color: var(--fg-3);
  transition: color 0.4s, border-color 0.4s;
}
.spec:hover .spec__state { color: var(--fg); border-color: var(--line-2); }

.spec__value {
  margin-top: auto;
  padding-top: calc(3 * var(--u));
  font-family: var(--font-display);
  font-size: clamp(calc(2.25 * var(--u)), 4.6vw, calc(3.5 * var(--u)));
  font-weight: 600;
  line-height: 1;
  letter-spacing: -0.035em;
  background: linear-gradient(180deg, var(--fg) 40%, rgba(243, 243, 240, 0.45));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.spec__desc {
  max-width: calc(23.75 * var(--u));
  margin-top: calc(0.875 * var(--u));
  font-size: calc(0.9375 * var(--u));
  line-height: 1.55;
  color: var(--fg-2);
}
.spec__desc code {
  padding: 1px calc(0.375 * var(--u));
  border-radius: calc(0.375 * var(--u));
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.06);
  font-family: ui-monospace, "SFMono-Regular", Menlo, Consolas, monospace;
  font-size: calc(0.8125 * var(--u));
  color: var(--fg);
}

.spec__tags {
  display: flex;
  flex-wrap: wrap;
  gap: calc(0.5 * var(--u));
  margin-top: calc(1.375 * var(--u));
}
.spec__tags li {
  display: inline-flex;
  align-items: center;
  gap: calc(0.4375 * var(--u));
  padding: calc(0.4375 * var(--u)) calc(0.8125 * var(--u)) calc(0.4375 * var(--u)) calc(0.625 * var(--u));
  border-radius: 999px;
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.05);
  font-size: calc(0.8125 * var(--u));
  font-weight: 500;
  color: var(--fg);
}
.spec__tags svg {
  width: calc(0.8125 * var(--u)); height: calc(0.8125 * var(--u));
  flex: none;
  fill: none;
  stroke: var(--fg);
  stroke-width: 2.8;
  stroke-linecap: round;
  stroke-linejoin: round;
}
.spec__tags path {
  stroke-dasharray: 1;
  stroke-dashoffset: 1;
  transition: stroke-dashoffset 0.7s var(--ease) calc(0.6s + var(--d, 0s) + var(--j, 0) * 0.15s);
}
.spec.is-in .spec__tags path { stroke-dashoffset: 0; }

.spec__art {
  position: absolute;
  right: calc(-2.125 * var(--u)); bottom: calc(-2.5 * var(--u));
  z-index: -1;
  width: calc(13.75 * var(--u)); height: calc(13.75 * var(--u));
  fill: none;
  stroke: var(--fg);
  stroke-width: 0.28;
  stroke-linecap: round;
  stroke-linejoin: round;
  opacity: 0.08;
  transform-origin: 70% 70%;
  transition: transform 0.9s var(--ease), opacity 0.5s;
}
.spec:hover .spec__art { transform: rotate(-8deg) scale(1.06); opacity: 0.16; }
.spec__art > * {
  stroke-dasharray: 1;
  stroke-dashoffset: 1;
  transition: stroke-dashoffset 1.8s var(--ease) calc(0.3s + var(--d, 0s));
}
.spec.is-in .spec__art > * { stroke-dashoffset: 0; }

.section--cta { padding-bottom: clamp(1.65rem, 3.3vw, 2.75rem); }
.cta {
  --zone: #5cf8d4;
  --lens: clamp(8.5rem, 19vw, 14rem);
  position: relative;
  overflow: hidden;
  isolation: isolate;
  padding: clamp(3rem, 7vw, 5.5rem) clamp(1.5rem, 6vw, 5rem);
  border-radius: calc(var(--radius) + 0.5rem);
  text-align: center;
  cursor: crosshair;
}
@media (hover: none) {
  .cta { -webkit-user-select: none; user-select: none; -webkit-touch-callout: none; }
}
.cta::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.055) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.055) 1px, transparent 1px);
  background-size: 3rem 3rem;
  background-position: 50% 50%;
  -webkit-mask-image: radial-gradient(ellipse 55% 70% at 50% 50%, #000 10%, transparent 80%);
  mask-image: radial-gradient(ellipse 55% 70% at 50% 50%, #000 10%, transparent 80%);
  pointer-events: none;
}
.cta::after {
  content: "";
  position: absolute;
  top: 0; left: 18%; right: 18%;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.6), transparent);
  pointer-events: none;
}
.cta__glow {
  position: absolute;
  left: 50%; top: 0;
  width: min(60rem, 130%); height: 80%;
  transform: translate(-50%, -50%);
  background: radial-gradient(closest-side, rgba(255, 255, 255, 0.12), rgba(255, 255, 255, 0.04) 55%, transparent);
  pointer-events: none;
  z-index: -1;
}

.cta__frame {
  --c: rgba(243, 243, 240, 0.32);
  position: absolute;
  inset: 1rem;
  z-index: 1;
  pointer-events: none;
  background:
    linear-gradient(var(--c), var(--c)) 0 0 / 1.25rem 1px,
    linear-gradient(var(--c), var(--c)) 0 0 / 1px 1.25rem,
    linear-gradient(var(--c), var(--c)) 100% 0 / 1.25rem 1px,
    linear-gradient(var(--c), var(--c)) 100% 0 / 1px 1.25rem,
    linear-gradient(var(--c), var(--c)) 0 100% / 1.25rem 1px,
    linear-gradient(var(--c), var(--c)) 0 100% / 1px 1.25rem,
    linear-gradient(var(--c), var(--c)) 100% 100% / 1.25rem 1px,
    linear-gradient(var(--c), var(--c)) 100% 100% / 1px 1.25rem;
  background-repeat: no-repeat;
}
.cta__hud {
  position: absolute;
  display: inline-flex;
  align-items: center;
  gap: 0.4375rem;
  font-size: 0.625rem;
  font-weight: 600;
  line-height: 1;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  white-space: nowrap;
  color: var(--fg-3);
  transition: color 0.4s;
}
.cta__hud b { font-weight: 600; letter-spacing: 0.08em; color: var(--fg-2); font-variant-numeric: tabular-nums; transition: color 0.4s; }
.cta__hud i { width: 0.375rem; height: 0.375rem; border-radius: 50%; background: var(--fg-2); animation: blink 1.4s steps(2) infinite; transition: background-color 0.4s, box-shadow 0.4s; }
.cta__hud--tl { top: 0; left: 1.75rem; transform: translateY(-50%); }
.cta__hud--tr { top: 0; right: 1.75rem; transform: translateY(-50%); }
.cta__hud--bl { bottom: 0; left: 1.75rem; transform: translateY(50%); }
.cta__hud--br { bottom: 0; right: 1.75rem; transform: translateY(50%); }
.cta.is-locked .cta__hud--br,
.cta.is-locked .cta__hud--br b { color: var(--zone); }
.cta.is-locked .cta__hud--br i { background: var(--zone); box-shadow: 0 0 0.5rem rgba(92, 248, 212, 0.8); }

.cta__body { position: relative; z-index: 1; }
.cta__title {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(2rem, 5.2vw, 4rem);
  line-height: 1.06;
  letter-spacing: -0.03em;
  margin-bottom: 1.5rem;
}
.cta__title-sub {
  display: block;
  font-family: "Russo One", var(--font-display);
  font-weight: 400;
  letter-spacing: 0.01em;
  color: var(--fg-2);
}
@supports (-webkit-text-stroke: 1px black) {
  .cta__title-sub { color: transparent; -webkit-text-stroke: 1.5px rgba(243, 243, 240, 0.6); }
}
.cta__lead { color: var(--fg-2); margin: 0 auto 2.25rem; max-width: 28.75rem; text-wrap: balance; }
.cta__actions { display: flex; flex-wrap: wrap; justify-content: center; gap: 0.75rem; }
.cta__title + .cta__actions { margin-top: 0.75rem; }

.scope { position: absolute; inset: 0; pointer-events: none; }
.scope__line {
  --lc: rgba(255, 255, 255, 0.16);
  position: absolute;
  left: 0; top: 0;
  z-index: 0;
  will-change: transform;
}
.scope__line--x { width: 100%; height: 1px; background: linear-gradient(90deg, transparent, var(--lc) 18%, var(--lc) 82%, transparent); }
.scope__line--y { width: 1px; height: 100%; background: linear-gradient(180deg, transparent, var(--lc) 18%, var(--lc) 82%, transparent); }
.cta.is-locked .scope__line { --lc: rgba(92, 248, 212, 0.3); }

.scope__lens {
  position: absolute;
  left: 0; top: 0;
  z-index: 2;
  width: var(--lens); height: var(--lens);
  will-change: transform;
}
.scope__eye {
  position: absolute;
  inset: 0;
  will-change: transform, opacity;
  transition: transform 0.5s var(--ease), opacity 0.35s;
}
.scope__eye::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 1;
  border-radius: 50%;
  box-shadow:
    0 1.5rem 3rem -1rem rgba(0, 0, 0, 0.85),
    0 0 0 1px rgba(255, 255, 255, 0.3),
    0 0 2.5rem rgba(255, 255, 255, 0.07),
    inset 0 0 2rem rgba(0, 0, 0, 0.7);
  pointer-events: none;
}
.scope__glass {
  position: absolute;
  inset: 0;
  overflow: hidden;
  border-radius: 50%;
  -webkit-clip-path: circle(50%);
  clip-path: circle(50%);
  background: radial-gradient(circle, #17181b, #0b0c0e 75%);
}
.scope__glass::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(140deg, rgba(255, 255, 255, 0.1), transparent 38%);
}
.scope__view { position: absolute; left: 0; top: 0; will-change: transform; }
.scope__zoom { position: absolute; left: 0; top: 0; transform-origin: 0 0; }
.scope .cta__body { position: absolute; margin: 0; }
.scope .cta__title-sub { color: var(--fg); -webkit-text-stroke: 0; text-shadow: 0 0 1.5rem rgba(255, 255, 255, 0.25); }

.scope__reticle {
  position: absolute;
  inset: 0;
  z-index: 2;
  width: 100%; height: 100%;
  overflow: visible;
  fill: none;
  stroke: rgba(243, 243, 240, 0.7);
}
.scope__reticle * { vector-effect: non-scaling-stroke; stroke-width: 1; }
.scope__dot { fill: var(--fg); stroke: none; }
.scope__spin {
  stroke: rgba(243, 243, 240, 0.35);
  stroke-dasharray: 1.5 4.5;
}
.scope__ring { animation: reticle-spin 24s linear infinite; }

.cta.is-locked .scope__eye { opacity: 0; transform: scale(0.6); }
.scope__lock {
  position: absolute;
  left: 0; top: 0;
  z-index: 3;
  opacity: 0;
  transition: opacity 0.3s;
}
.cta.is-locked .scope__lock { opacity: 1; }
.scope__lock i {
  position: absolute;
  left: 0; top: 0;
  width: 0.875rem; height: 0.875rem;
  will-change: transform;
  transition: transform 0.55s var(--ease);
}
.scope__lock i::before {
  content: "";
  position: absolute;
  inset: 0;
  border: 0 solid var(--zone);
  filter: drop-shadow(0 0 0.375rem rgba(92, 248, 212, 0.6));
}
.scope__lock i:nth-child(1)::before { border-top-width: 2px; border-left-width: 2px; }
.scope__lock i:nth-child(2)::before { border-top-width: 2px; border-right-width: 2px; }
.scope__lock i:nth-child(3)::before { border-bottom-width: 2px; border-left-width: 2px; }
.scope__lock i:nth-child(4)::before { border-bottom-width: 2px; border-right-width: 2px; }
.scope__tag {
  position: absolute;
  left: 0; top: calc(100% + 0.5rem);
  padding: 0.1875rem 0.5rem;
  border-radius: 0.375rem;
  background: var(--zone);
  box-shadow: 0 0 1rem rgba(92, 248, 212, 0.45);
  font-size: 0.625rem;
  font-weight: 700;
  line-height: 1.4;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  white-space: nowrap;
  color: #03140f;
  opacity: 0;
  transform: translateY(0.25rem);
  transition: opacity 0.3s var(--ease), transform 0.4s var(--ease);
}
.cta.is-locked .scope__tag { opacity: 1; transform: none; transition-delay: 0.3s; }

.footer { border-top: 1px solid var(--line); padding-block: 2rem; }
.footer__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.25rem;
  font-size: 0.8125rem;
  color: var(--fg-3);
}
.footer__docs { display: flex; flex-wrap: wrap; align-items: center; justify-content: flex-end; gap: 0.5rem 1.25rem; }
.footer__docs a { color: var(--fg-2); transition: color 0.2s; }
.footer__docs a:hover,
.footer__docs a:focus-visible,
.footer__docs a[aria-current] { color: var(--fg); }
.footer__legal {
  display: grid;
  gap: 0.5rem;
  margin-top: 1.5rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--line);
  font-size: 0.75rem;
  line-height: 1.6;
  color: var(--fg-3);
}
.footer__legal p { max-width: 62rem; }
.footer__bottom {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 0.5rem 1.25rem;
  margin-top: 1.25rem;
  font-size: 0.75rem;
  color: var(--fg-3);
}

.page-doc { padding-bottom: env(safe-area-inset-bottom); }
.page-doc .bg__grid,
.page-doc .bg__blob { animation: none; will-change: auto; }
.page-doc .glass {
  background: var(--glass-bg), rgba(14, 15, 17, 0.9);
  -webkit-backdrop-filter: none;
  backdrop-filter: none;
}
.doc-header { padding: 0.875rem var(--gutter) 0; }
.doc-header__inner {
  max-width: 75rem;
  height: 4rem;
  margin-inline: auto;
  padding: 0 0.75rem 0 1.25rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}
.doc { padding-block: clamp(2.5rem, 7vw, 5rem) clamp(3rem, 7vw, 5rem); }
.doc__head { margin-bottom: clamp(1.75rem, 4vw, 2.5rem); }
.doc__title {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: clamp(1.75rem, 4.6vw, 3rem);
  line-height: 1.1;
  letter-spacing: -0.02em;
  text-wrap: balance;
}
.doc__date { margin-top: 1rem; font-size: 0.875rem; color: var(--fg-3); }
.doc__body {
  display: grid;
  gap: 2.25rem;
  padding: clamp(1.5rem, 5vw, 3rem);
  border-radius: var(--radius);
  color: var(--fg-2);
  font-size: 0.9375rem;
  line-height: 1.7;
}
.doc__part { scroll-margin-top: 1.5rem; }
.doc__part h2 {
  margin-bottom: 1rem;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 1.125rem;
  line-height: 1.3;
  color: var(--fg);
}
.doc__body { counter-reset: part; }
.doc__part { counter-increment: part; }
.doc__part > ol { display: grid; gap: 0.75rem; counter-reset: item; }
.doc__part > ol > li { position: relative; padding-left: 2.75rem; counter-increment: item; }
.doc__part > ol > li::before {
  content: counter(part) "." counter(item);
  position: absolute;
  left: 0; top: 0;
  font-variant-numeric: tabular-nums;
  font-weight: 600;
  color: var(--fg-3);
}
.doc__part ul { display: grid; gap: 0.375rem; margin-top: 0.5rem; }
.doc__part ul > li { position: relative; padding-left: 1.125rem; }
.doc__part ul > li::before {
  content: "";
  position: absolute;
  left: 0.125rem; top: 0.75em;
  width: 0.375rem; height: 1px;
  background: var(--fg-3);
}
.doc__body b { font-weight: 600; color: var(--fg); }
.doc__body a {
  color: var(--fg);
  text-decoration: underline;
  text-decoration-color: var(--line-2);
  text-underline-offset: 0.2em;
  transition: text-decoration-color 0.2s;
}
.doc__body a:hover { text-decoration-color: currentColor; }
.doc__body code { font-size: 0.875em; padding: 0.1em 0.35em; border-radius: 0.3rem; background: rgba(255, 255, 255, 0.08); color: var(--fg); }
.doc__links { margin-top: 0.75rem; }
.doc__summary {
  padding: 1.125rem 1.375rem;
  border-radius: var(--radius-sm);
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.04);
}

.doc__summary p + p { margin-top: 0.625rem; }

.shop-btn {
  --slide: 0px;
  --p: 0;
  position: fixed;
  z-index: 70;
  left: 50%;
  bottom: calc(1.25rem + env(safe-area-inset-bottom));
  display: inline-flex;
  align-items: center;
  gap: 0.875rem;
  height: 4rem;
  padding: 0 0.625rem 0 0.625rem;
  border-radius: 999px;
  color: var(--fg);
  background: linear-gradient(135deg, rgba(255, 255, 255, 0.16), rgba(255, 255, 255, 0.05));
  border: 1px solid rgba(255, 255, 255, 0.22);
  box-shadow:
    0 1.25rem 3.125rem -0.75rem rgba(0, 0, 0, 0.85),
    0 0 0 1px rgba(0, 0, 0, 0.4),
    inset 0 1px 0 rgba(255, 255, 255, 0.25);
  -webkit-backdrop-filter: blur(1.375rem);
  backdrop-filter: blur(1.375rem);
  overflow: hidden;
  isolation: isolate;
  transform: translate(-50%, 140%);
  animation: shop-in 1s var(--ease) 1.2s forwards;
  transition: box-shadow 0.4s var(--ease), border-color 0.4s, background 0.4s;
}
@keyframes shop-in { to { transform: translate(-50%, 0); } }

.shop-btn:hover {
  border-color: rgba(255, 255, 255, 0.4);
  background: linear-gradient(135deg, rgba(255, 255, 255, 0.22), rgba(255, 255, 255, 0.08));
  box-shadow:
    0 1.5rem 3.75rem -0.625rem rgba(0, 0, 0, 0.9),
    0 0 2.5rem -0.375rem rgba(255, 255, 255, 0.25),
    inset 0 1px 0 rgba(255, 255, 255, 0.3);
}
.shop-btn:active .shop-btn__icon { transform: translateX(var(--slide)) scale(0.92); }

.shop-btn::after {
  content: "";
  position: absolute;
  top: 0; bottom: 0;
  left: -60%;
  width: 50%;
  z-index: -1;
  background: linear-gradient(105deg, transparent, rgba(255, 255, 255, 0.28), transparent);
  transform: skewX(-20deg);
  animation: shine 5s var(--ease-in-out) 2.4s infinite;
}
@keyframes shine {
  0% { transform: translateX(0) skewX(-20deg); }
  30%, 100% { transform: translateX(380%) skewX(-20deg); }
}

.shop-btn__icon {
  display: grid;
  place-items: center;
  flex: none;
  width: 2.875rem; height: 2.875rem;
  border-radius: 50%;
  position: relative;
  z-index: 1;
  background: var(--fg);
  color: var(--bg);
  transform: translateX(var(--slide));
  touch-action: pan-y;
  cursor: grab;
  transition: transform 0.55s var(--ease), box-shadow 0.4s var(--ease);
}
.shop-btn__icon svg {
  width: 1.375rem; height: 1.375rem;
  fill: none; stroke: currentColor; stroke-width: 1.8; stroke-linecap: round; stroke-linejoin: round;
}
.shop-btn__text {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 0.9375rem;
  letter-spacing: 0.02em;
  white-space: nowrap;
  opacity: calc(1 - var(--p) * 1.6);
  transform: translateX(calc(var(--p) * 1rem));
  transition: opacity 0.4s, transform 0.55s var(--ease);
}
.shop-btn__arrow {
  flex: none;
  width: 2.5rem; height: 2.5rem;
  padding: 0.625rem;
  border-radius: 50%;
  border: 1px solid rgba(255, 255, 255, 0.2);
  fill: none; stroke: currentColor; stroke-width: 2; stroke-linecap: round; stroke-linejoin: round;
  transition: transform 0.5s var(--ease), background-color 0.4s;
}
.shop-btn:hover .shop-btn__arrow { transform: rotate(45deg); background: rgba(255, 255, 255, 0.12); }

.shop-btn__ring {
  position: absolute;
  left: 0.625rem; top: 50%;
  width: 2.875rem; height: 2.875rem;
  margin-top: -1.4375rem;
  border-radius: 50%;
  border: 1.5px solid rgba(255, 255, 255, 0.6);
  animation: ring 2.6s var(--ease) 2.2s infinite;
  opacity: 0;
  pointer-events: none;
}
@keyframes ring {
  0% { opacity: 0.8; transform: scale(1); }
  100% { opacity: 0; transform: scale(1.7); }
}

.shop-btn::before {
  content: "";
  position: absolute;
  left: 0.625rem; right: 0.625rem; top: 50%;
  height: 2.875rem;
  margin-top: -1.4375rem;
  z-index: -1;
  border-radius: 999px;
  background: linear-gradient(90deg, rgba(255, 255, 255, 0.02), rgba(255, 255, 255, 0.24) calc(100% - 1.5rem));
  opacity: calc(var(--p) * 2);
  transform: translateX(calc(var(--slide) - 100% + 2.875rem));
  pointer-events: none;
  transition: transform 0.55s var(--ease), opacity 0.4s;
}
.shop-btn.is-sliding .shop-btn__icon,
.shop-btn.is-sliding .shop-btn__text,
.shop-btn.is-sliding::before { transition: none; }
.shop-btn.is-sliding .shop-btn__icon { cursor: grabbing; }
.shop-btn.is-sliding .shop-btn__ring,
.shop-btn.is-unlocked .shop-btn__ring { animation: none; opacity: 0; }
.shop-btn.is-unlocked .shop-btn__icon {
  box-shadow: 0 0 0 0.375rem rgba(255, 255, 255, 0.14), 0 0 1.75rem rgba(255, 255, 255, 0.6);
}

@media (min-width: 1025px) {
  .hero { padding-top: min(8.125rem, 12vh); gap: min(4.5rem, 4.5vh); }
  .hero__title { font-size: clamp(3rem, min(9vw, 14vh), 7.5rem); margin-bottom: min(1.75rem, 2vh); }

  #features,
  #req { --u: clamp(0.8125rem, (100vh - 5.5rem) / 52, 1rem); }
  #features .section__head,
  #req .section__head { margin-bottom: calc(2.5 * var(--u)); }
  .bento--feats .card { padding: calc(1.5 * var(--u)); }
  .bento--feats .card__num { position: absolute; top: calc(1.5 * var(--u)); left: calc(1.5 * var(--u)); line-height: calc(1.1 * var(--u)); }
  .bento--feats .card__count { margin-top: 0; padding-left: calc(2.75 * var(--u)); line-height: calc(1.1 * var(--u)); }
  .bento--feats .card h3 { padding-right: calc(3.5 * var(--u)); }
  .bento--feats .feat { padding-block: calc(0.5625 * var(--u)); }
  .spec { min-height: 0; }
  .spec__value { padding-top: calc(1.75 * var(--u)); }
}

@media (max-width: 1024px) {
  .hero__inner { grid-template-columns: 1fr; text-align: left; }
  .hero__visual { max-width: 40rem; width: 100%; margin-inline: auto; }
  .bento { grid-template-columns: repeat(2, 1fr); }
  .bento .card--wide:last-child { grid-column: span 2; }
}

@media (max-width: 860px) {
  .header__cta { display: none; }
  .burger {
    position: relative;
    display: grid;
    place-items: center;
    margin-left: auto;
    width: 2.75rem; height: 2.75rem;
    border-radius: 0.9375rem;
    border: 1px solid var(--glass-border);
    background: rgba(255, 255, 255, 0.06);
  }
  .burger span {
    position: absolute;
    width: 1.125rem; height: 1.5px;
    background: var(--fg);
    transition: transform 0.4s var(--ease);
  }
  .burger span:first-child { transform: translateY(-0.25rem); }
  .burger span:last-child { transform: translateY(0.25rem); }
  .burger[aria-expanded="true"] span:first-child { transform: rotate(45deg); }
  .burger[aria-expanded="true"] span:last-child { transform: rotate(-45deg); }

  .nav {
    position: absolute;
    top: calc(100% + 0.625rem);
    left: var(--gutter); right: var(--gutter);
    flex-direction: column;
    gap: 2px;
    padding: 0.625rem;
    margin: 0;
    border-radius: var(--radius);
    background: rgba(14, 15, 17, 0.75);
    border: 1px solid var(--glass-border);
    box-shadow: var(--glass-shadow);
    -webkit-backdrop-filter: blur(var(--glass-blur));
    backdrop-filter: blur(var(--glass-blur));
    opacity: 0;
    visibility: hidden;
    transform: translateY(-0.5rem) scale(0.98);
    transform-origin: top center;
    transition: opacity 0.35s var(--ease), transform 0.35s var(--ease), visibility 0.35s;
  }
  .nav.is-open { opacity: 1; visibility: visible; transform: none; }
  .nav a { padding: 0.875rem 1rem; font-size: 1rem; border-radius: var(--radius-sm); }
  .nav a.is-active::after { left: auto; right: 1rem; top: 50%; bottom: auto; transform: translateY(-50%); }

  .stats { grid-template-columns: repeat(2, 1fr); }
  .stats li:nth-child(3) { border-left: 0; }
  .stats li:nth-child(n + 3) { border-top: 1px solid var(--line); }

  .demo { grid-template-columns: 1fr; grid-template-rows: auto; grid-template-areas: "head" "stage" "list"; }
  .demo__head { margin-bottom: 2rem; }
  .demo__stage,
  .demo__ph { margin-bottom: 0.875rem; }
  .demo__stage { min-height: 0; aspect-ratio: 4 / 3.3; max-height: 32.5rem; }
}

@media (max-width: 600px) {
  :root { --shop-space: 6.25rem; --radius: 1.125rem; }
  html { scroll-padding-top: 5.25rem; }

  .header { padding-top: 0.625rem; }
  .header__inner { height: 3.625rem; padding: 0 0.4375rem 0 0.875rem; }

  .hero { padding: 6.875rem 0 5rem; }
  .hero__title { margin-bottom: 1.25rem; }
  .tank-wrap { padding: 3.25rem 0 1.875rem; }
  .tank-box { margin-inline: calc(-1 * var(--gutter)); }
  .tank-hint { left: 0; right: 0; bottom: auto; top: calc(100% + 3.125rem); justify-content: center; }
  .hud { min-width: 0; padding: 0.5rem 0.75rem; }
  .hud__label { font-size: 0.5625rem; }
  .hud__value { font-size: 0.875rem; }
  .hud__value--live { font-size: 0.75rem; }
  .hud--1 { left: 0; top: -2%; }
  .hud--3 { right: 4%; bottom: -6%; }

  .stats li { padding: 1.25rem 1.125rem; }
  .stats li > span { font-size: 0.8125rem; }

  .tabs { grid-auto-columns: max-content; }
  .tab { height: 2.5rem; padding: 0 0.875rem; font-size: 0.8125rem; letter-spacing: 0; }
  .player__big { width: 3.5rem; height: 3.5rem; margin: -1.75rem 0 0 -1.75rem; }
  .player__big svg { width: 1.25rem; height: 1.25rem; }
  .player__bar { left: 0.375rem; right: 0.375rem; bottom: 0.375rem; height: 2.625rem; padding: 0 0.125rem; gap: 0; }
  .player__btn { width: 2rem; height: 2rem; }
  .player__time { padding: 0 0.25rem; font-size: 0.6875rem; }
  .player__track { margin: 0 0.375rem; }

  .bento { grid-template-columns: 1fr; }
  .card--wide,
  .bento .card--wide:last-child { grid-column: auto; }
  .card { min-height: calc(12.5 * var(--u)); padding: calc(1.5 * var(--u)); }

  .demo__slide { padding: 0.875rem 0.875rem 1rem; }
  .demo__tag, .demo__model { height: 1.625rem; padding: 0 0.625rem; font-size: 0.625rem; }
  .demo__status { gap: 0.75rem; font-size: 1rem; }
  .demo__hint { top: 3.125rem; right: 0.875rem; }
  .demo__full { right: 0.875rem; bottom: 0.5rem; width: 2.25rem; height: 2.25rem; }
  .demo__panel { left: 0.875rem; right: 0.875rem; top: auto; bottom: 3.5rem; width: auto; transform: translate3d(0, 1.25rem, 0); }
  .demo__stage.is-full .demo__panel { transform: none; }
  .demo__panel { padding-top: 0.5rem; }
  .demo__panel-num { display: none; }
  .pacc__head { padding-block: 0.5rem; }
  .demo__brand { top: 0.875rem; height: 2.125rem; gap: 0.5rem; padding: 0 0.875rem 0 0.1875rem; font-size: 0.75rem; }
  .demo__brand .logo__mark { width: 1.6875rem; height: 1.6875rem; }
  .demo__slide { transition: padding-top 0.7s var(--ease); }
  .demo__stage.is-full .demo__slide { padding-top: 3.125rem; }
  .demo__stage.is-full .demo__hint { top: 5.375rem; }
  .acc__head { padding: 1rem 0.875rem 1rem 1rem; gap: 0.75rem; }

  .specs { grid-template-columns: 1fr; gap: calc(0.75 * var(--u)); }
  .spec { min-height: 0; padding: calc(1.375 * var(--u)); }
  .spec__value { padding-top: calc(2.25 * var(--u)); }
  .spec__art { width: calc(10.625 * var(--u)); height: calc(10.625 * var(--u)); right: calc(-1.875 * var(--u)); bottom: calc(-2.125 * var(--u)); }

  .cta__actions .btn { --h: 2.875rem; padding: 0 1.375rem; font-size: 0.875rem; }
  .cta__frame { inset: 0.75rem; }
  .cta__hud--tl, .cta__hud--bl { left: 1.5rem; }
  .cta__hud--tr, .cta__hud--br { right: 1.5rem; }
  .cta__hud--bl { display: none; }
  .scope__tag { display: none; }

  .footer__inner { flex-direction: column; text-align: center; }
  .footer__docs { justify-content: center; }
  .footer__legal, .footer__bottom { text-align: center; justify-content: center; }

  .shop-btn {
    bottom: calc(0.875rem + env(safe-area-inset-bottom));
    width: calc(100% - 2rem);
    height: 3.875rem;
    justify-content: space-between;
  }
  .shop-btn__text { flex: 1; }
}

@media (max-width: 600px), (max-height: 500px) {
  .demo__panel { display: flex; align-items: center; gap: 0; padding: 0.1875rem; border-radius: 1rem; }
  .demo__panel-num { display: none; }
  .pacc { display: contents; }
  .pacc__head {
    position: relative;
    flex: 1 1 auto;
    justify-content: center;
    width: auto;
    min-width: 0;
    height: 2.25rem;
    padding: 0 0.5rem;
    border: 1px solid transparent;
    border-radius: 0.75rem;
    transition: background-color 0.45s var(--ease), border-color 0.45s var(--ease);
  }
  .pacc.is-open .pacc__head { background: rgba(255, 255, 255, 0.08); border-color: var(--line); }
  .pacc__num,
  .pacc .acc__icon { display: none; }
  .pacc__name,
  .pacc .feat__name {
    position: absolute;
    width: 1px; height: 1px;
    overflow: hidden;
    clip-path: inset(50%);
    white-space: nowrap;
  }
  .pacc__short {
    display: block;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    font-family: var(--font-display);
    font-size: 0.75rem;
    font-weight: 500;
    color: var(--fg-3);
    transition: color 0.4s;
  }
  .pacc.is-open .pacc__short { color: var(--fg); }
  .pacc .acc__body { display: none; }
  .pacc.is-open .acc__body { display: block; flex: none; order: 1; }
  .pacc .feats { padding: 0; }
  .pacc .feat { position: relative; padding: 0.375rem; border: 0; background: none; }
}
@media (max-width: 389px) {
  .pacc__head { padding: 0 0.375rem; }
  .pacc__short { font-size: 0.6875rem; }
}
@media (min-width: 601px) and (max-height: 500px) {
  .demo__panel { top: auto; bottom: 4rem; width: auto; transform: translate3d(0, 1.25rem, 0); }
  .demo__stage.is-full .demo__panel { transform: none; }
}

@media (hover: none) {
  .card,
  .card.reveal.is-in { transform: none; }
  .card.reveal:not(.is-in) { transform: translate3d(0, calc(1.75 * var(--u)), 0); }
}

:root[data-lite] .card,
:root[data-lite] .spec,
:root[data-lite] .stats,
:root[data-lite] .player,
:root[data-lite] .demo__stage,
:root[data-lite] .cta,
:root[data-lite] .btn--ghost {
  -webkit-backdrop-filter: none;
  backdrop-filter: none;
}
:root[data-lite] .reveal { filter: none; }
:root[data-lite="2"] .header.is-scrolled .header__inner {
  background: rgba(14, 15, 17, 0.92);
  -webkit-backdrop-filter: none;
  backdrop-filter: none;
}
:root[data-lite="2"] .scope__glass { display: none; }
:root[data-lite="2"] .scope__eye::before { box-shadow: 0 0 0 1px rgba(255, 255, 255, 0.3); }
:root[data-lite="2"] .shop-btn {
  background-color: rgba(14, 15, 17, 0.9);
  -webkit-backdrop-filter: none;
  backdrop-filter: none;
}

.is-offscreen,
.is-offscreen *,
.is-offscreen *::before,
.is-offscreen *::after { animation-play-state: paused !important; }

:root.is-watching .bg__grid,
:root.is-watching .bg__blob { animation-play-state: paused; }
:root.is-watching .shop-btn::after,
:root.is-watching .shop-btn__ring { animation: none; }
:root.is-watching .player {
  background: var(--glass-bg), rgba(14, 15, 17, 0.9);
  -webkit-backdrop-filter: none;
  backdrop-filter: none;
}

@supports not ((backdrop-filter: blur(1px)) or (-webkit-backdrop-filter: blur(1px))) {
  .glass, .shop-btn, .btn--ghost { background: rgba(28, 29, 32, 0.92); }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after {
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    animation-delay: 0s !important;
    transition-duration: 0.001ms !important;
  }
  .reveal { opacity: 1; transform: none; filter: none; }
}