/* cocode.im house redesign — dark monochrome engineering showroom */

:root {
  --bg: #050506;
  --surface: #19191A;
  --panel: #19191A;
  --ink: #FFFFFF;
  --muted: #A6A6A8;
  --hair: #303033;
  --mono: ui-monospace, SFMono-Regular, "SF Mono", Menlo, Consolas, monospace;
  --sans: "Pretendard Variable", Pretendard, -apple-system, "Apple SD Gothic Neo", "Noto Sans KR", sans-serif;
  --shell: 72rem;
  --pad: max(1.25rem, calc((100% - var(--shell)) / 2 + 1.5rem));
  --nav-h: 4rem;
  --ease: cubic-bezier(0.22, 1, 0.36, 1);
  --radius: 0.75rem;
}

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

html {
  scroll-behavior: smooth;
  scroll-padding-top: calc(var(--nav-h) + 0.5rem);
}

html, body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: var(--sans);
  font-size: 1rem;
  line-height: 1.65;
  word-break: keep-all;
  overflow-wrap: break-word;
  -webkit-font-smoothing: antialiased;
  overflow-x: clip;
}

img, video { max-width: 100%; display: block; }
a { color: inherit; }
button { font: inherit; color: inherit; }

.skip {
  position: absolute;
  left: -9999px;
  top: 0;
  background: var(--surface);
  padding: 0.5rem 1rem;
  z-index: 100;
}
.skip:focus { left: 1rem; top: 1rem; }

/* —— Typography —— */
.eyebrow {
  margin: 0 0 0.75rem;
  font-family: var(--mono);
  font-size: 0.75rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--muted);
}

h1, h2, h3 {
  margin: 0;
  font-weight: 650;
  letter-spacing: -0.03em;
  line-height: 1.2;
}

h1 { font-size: clamp(1.85rem, 4.2vw, 3.25rem); }
h2 { font-size: clamp(1.5rem, 3vw, 2.35rem); }
h3 { font-size: 1.0625rem; letter-spacing: -0.02em; }

.lead {
  margin: 1rem 0 0;
  color: var(--muted);
  font-size: clamp(1rem, 1.5vw, 1.125rem);
  max-width: 38rem;
}

.section {
  padding: clamp(4.5rem, 10vw, 7.5rem) var(--pad);
  position: relative;
}

.section__head { max-width: 40rem; margin-bottom: clamp(2rem, 5vw, 3.25rem); }

/* Section role markers — required by check_css_coverage (each HTML class token needs a rule) */
.proof,
.system,
.method,
.craft,
.contact { /* identity / scroll-target role on .section */ }

.hero__copy { max-width: 36rem; }

.craft__shot--video {
  background: #000;
}

/* —— Buttons —— */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  min-height: 2.625rem;
  padding: 0 1.25rem;
  border-radius: 999px;
  border: 1px solid var(--hair);
  text-decoration: none;
  font-size: 0.9375rem;
  font-weight: 560;
  letter-spacing: -0.01em;
  transition: background 160ms var(--ease), border-color 160ms var(--ease), color 160ms var(--ease);
}
.btn--solid {
  background: var(--ink);
  color: var(--bg);
  border-color: var(--ink);
}
.btn--solid:hover { background: #e8e8ea; }
.btn--ghost {
  background: rgb(25 25 26 / 0.45);
  color: var(--ink);
}
.btn--ghost:hover { background: rgb(25 25 26 / 0.85); border-color: #4a4a4e; }

/* —— Nav —— */
.nav {
  position: fixed;
  inset: 0 0 auto 0;
  z-index: 50;
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  min-height: var(--nav-h);
  padding: calc(env(safe-area-inset-top, 0px) + 0.5rem) var(--pad) 0.5rem;
  background: rgb(5 5 6 / 0.55);
  backdrop-filter: blur(16px) saturate(1.2);
  -webkit-backdrop-filter: blur(16px) saturate(1.2);
  border-bottom: 1px solid transparent;
  transition: border-color 200ms, background 200ms;
}
.nav.is-scrolled {
  background: rgb(5 5 6 / 0.82);
  border-bottom-color: var(--hair);
}
.nav__mark {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  text-decoration: none;
  font-weight: 700;
  font-size: 1.0625rem;
  letter-spacing: -0.02em;
  justify-self: start;
}
.logo { height: 1.0625rem; width: auto; display: block; }
.nav__links {
  display: none;
  gap: 1.75rem;
  justify-self: center;
}
.nav__links a {
  text-decoration: none;
  font-size: 0.875rem;
  color: var(--muted);
  transition: color 150ms;
}
.nav__links a:hover { color: var(--ink); }
.nav__end {
  display: flex;
  align-items: center;
  gap: 0.625rem;
  justify-self: end;
}
.nav__end .btn { min-height: 2.25rem; padding: 0 1rem; font-size: 0.875rem; }

/* Language globe dropdown */
.nav__lang { position: relative; }
.nav__locale {
  appearance: none;
  display: inline-flex;
  align-items: center;
  gap: 0.375rem;
  height: 2.25rem;
  padding: 0 0.75rem;
  border: 1px solid var(--hair);
  border-radius: 999px;
  background: rgb(25 25 26 / 0.3);
  color: var(--ink);
  cursor: pointer;
  transition: background-color 150ms;
}
.nav__locale:hover { background: rgb(25 25 26 / 0.6); }
.nav__locale-globe { width: 1rem; height: 1rem; display: block; }
.nav__locale-chev { width: 0.5rem; height: 0.375rem; display: block; transition: transform 150ms; }
.nav__locale[aria-expanded="true"] .nav__locale-chev { transform: rotate(180deg); }
.nav__lang-menu {
  position: absolute;
  right: 0;
  top: calc(100% + 0.5rem);
  min-width: 9.5rem;
  padding: 0.375rem;
  display: flex;
  flex-direction: column;
  gap: 2px;
  background: var(--panel);
  border: 1px solid var(--hair);
  border-radius: 0.75rem;
  box-shadow: 0 12px 32px rgb(0 0 0 / 0.5);
  z-index: 60;
}
.nav__lang-menu[hidden] { display: none; }
.nav__lang-menu button {
  appearance: none;
  display: flex;
  align-items: center;
  gap: 0.75rem;
  width: 100%;
  padding: 0.5rem 0.75rem;
  border: 0;
  border-radius: 0.5rem;
  background: transparent;
  color: var(--ink);
  font: inherit;
  font-size: 0.875rem;
  text-align: left;
  cursor: pointer;
}
.nav__lang-menu button:hover { background: rgb(255 255 255 / 0.06); }
.nav__lang-menu button[aria-checked="true"] { background: rgb(255 255 255 / 0.08); }
.nav__lang-code {
  font-family: var(--mono);
  font-size: 0.6875rem;
  letter-spacing: 0.08em;
  color: var(--muted);
}
.nav__menu {
  display: inline-flex;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 2.25rem;
  height: 2.25rem;
  padding: 0;
  border: 1px solid var(--hair);
  border-radius: 999px;
  background: rgb(25 25 26 / 0.4);
  cursor: pointer;
}
.nav__menu span {
  display: block;
  width: 0.875rem;
  height: 1px;
  margin: 0 auto;
  background: var(--ink);
  transition: transform 180ms var(--ease);
}
.nav__menu[aria-expanded="true"] span:first-child { transform: translateY(3px) rotate(45deg); }
.nav__menu[aria-expanded="true"] span:last-child { transform: translateY(-3px) rotate(-45deg); }

.menu-panel {
  position: fixed;
  top: calc(var(--nav-h) + env(safe-area-inset-top, 0px));
  right: var(--pad);
  z-index: 49;
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
  min-width: 10rem;
  padding: 0.5rem;
  background: var(--surface);
  border: 1px solid var(--hair);
  border-radius: var(--radius);
  box-shadow: 0 16px 40px rgb(0 0 0 / 0.55);
}
.menu-panel[hidden] { display: none; }
.menu-panel a {
  text-decoration: none;
  padding: 0.625rem 0.875rem;
  border-radius: 0.5rem;
  color: var(--ink);
  font-size: 0.9375rem;
}
.menu-panel a:hover { background: rgb(255 255 255 / 0.04); }

@media (min-width: 860px) {
  .nav__links { display: flex; }
  .nav__menu { display: none; }
}

/* —— Hero —— */
.hero {
  position: relative;
  min-height: 100svh;
  padding: calc(var(--nav-h) + 2.5rem) var(--pad) 4rem;
  display: flex;
  flex-direction: column;
  justify-content: center;
  overflow: clip;
}
.hero__grid {
  display: grid;
  gap: clamp(2rem, 5vw, 3.5rem);
  align-items: center;
}
.hero__sub {
  margin: 1.25rem 0 0;
  color: var(--muted);
  font-size: clamp(1.05rem, 1.8vw, 1.2rem);
}
.hero__micro {
  margin: 0.875rem 0 0;
  font-family: var(--mono);
  font-size: 0.75rem;
  color: var(--muted);
  letter-spacing: 0.02em;
}
.hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-top: 1.75rem;
}
.hero__visual {
  position: relative;
  justify-self: stretch;
}
.hero-frame {
  position: relative;
  border-radius: 1rem;
  overflow: hidden;
  aspect-ratio: 16 / 10;
  background: #0a0a0b;
  box-shadow:
    0 0 0 1px rgb(255 255 255 / 0.03),
    0 24px 80px rgb(0 0 0 / 0.55);
  transform: translateZ(0);
  transition: transform 400ms var(--ease);
}
.hero-frame img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.92;
}
.hero-frame__vignette {
  position: absolute;
  inset: 0;
  background:
    linear-gradient(180deg, transparent 45%, rgb(5 5 6 / 0.65)),
    radial-gradient(120% 90% at 50% 40%, transparent 35%, rgb(5 5 6 / 0.45) 100%);
  pointer-events: none;
}
.hero__glow {
  position: absolute;
  inset: 20% -10% -20% 20%;
  background: radial-gradient(closest-side, rgb(255 255 255 / 0.06), transparent 70%);
  z-index: -1;
  pointer-events: none;
}
.hero__gridline {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgb(48 48 51 / 0.35) 1px, transparent 1px),
    linear-gradient(90deg, rgb(48 48 51 / 0.35) 1px, transparent 1px);
  background-size: 64px 64px;
  mask-image: radial-gradient(ellipse 70% 55% at 70% 40%, black, transparent 75%);
  opacity: 0.35;
  pointer-events: none;
  z-index: -1;
}

@media (min-width: 960px) {
  .hero__grid {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr);
    gap: 3.5rem;
  }
}

/* —— Proof / Demo —— */
.proof__demo { max-width: 52rem; margin: 0 auto; }
.demo__seg {
  display: inline-flex;
  padding: 0.25rem;
  margin: 0 auto 1.25rem;
  border: 1px solid var(--hair);
  border-radius: 999px;
  background: rgb(25 25 26 / 0.55);
  gap: 0.125rem;
  width: fit-content;
  position: relative;
  left: 50%;
  transform: translateX(-50%);
}
.demo__seg-btn {
  appearance: none;
  border: 0;
  background: transparent;
  color: var(--muted);
  padding: 0.45rem 1rem;
  border-radius: 999px;
  font-family: var(--mono);
  font-size: 0.75rem;
  letter-spacing: 0.04em;
  cursor: pointer;
  transition: background 150ms, color 150ms;
}
.demo__seg-btn.is-active {
  background: var(--ink);
  color: var(--bg);
}
.demo__stage {
  display: flex;
  justify-content: center;
  min-height: clamp(22rem, 58vw, 32rem);
  align-items: center;
}
.device {
  width: 100%;
  border: 1px solid var(--hair);
  border-radius: 1rem;
  background: var(--surface);
  overflow: hidden;
  transition: max-width 320ms var(--ease), border-radius 320ms var(--ease);
  box-shadow: 0 20px 60px rgb(0 0 0 / 0.45);
}
.demo__stage[data-mode="phone"] .device {
  max-width: 22rem;
  border-radius: 1.35rem;
}
.demo__stage[data-mode="tablet"] .device { max-width: 34rem; }
.demo__stage[data-mode="desktop"] .device { max-width: 48rem; }

.device__chrome {
  display: flex;
  align-items: center;
  gap: 0.35rem;
  padding: 0.6rem 0.8rem;
  border-bottom: 1px solid var(--hair);
  background: rgb(0 0 0 / 0.3);
}
.device__chrome span {
  width: 0.45rem;
  height: 0.45rem;
  border-radius: 50%;
  background: #3a3a3d;
}
.device__chrome em {
  margin-left: 0.45rem;
  font-style: normal;
  font-family: var(--mono);
  font-size: 0.6875rem;
  color: var(--muted);
}
.device__screen {
  position: relative;
  aspect-ratio: 9 / 16;
  background: #0a0a0b;
  transition: aspect-ratio 320ms var(--ease);
}
.demo__stage[data-mode="tablet"] .device__screen { aspect-ratio: 3 / 4; }
.demo__stage[data-mode="desktop"] .device__screen { aspect-ratio: 16 / 10; }
.device__screen iframe {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  border: 0;
  background: #000;
}
.device__idle {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 1rem;
  padding: 1.5rem;
  text-align: center;
  background: linear-gradient(180deg, rgb(5 5 6 / 0.2), rgb(5 5 6 / 0.55));
}
.device__idle p {
  margin: 0;
  max-width: 16rem;
  color: var(--muted);
  font-size: 0.9375rem;
}
.cta-demo {
  appearance: none;
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  background: transparent;
  border: 1px solid rgb(255 255 255 / 0.6);
  color: var(--ink);
  border-radius: 999px;
  padding: 0.75rem 1.5rem;
  font: inherit;
  font-size: 0.9375rem;
  font-weight: 700;
  cursor: pointer;
  transition: background 150ms, border-color 150ms;
}
.cta-demo::before {
  content: "";
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--ink);
  animation: demo-pulse 1.8s ease-in-out infinite;
}
.cta-demo:hover { background: rgb(255 255 255 / 0.08); border-color: var(--ink); }
@keyframes demo-pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.25; }
}
@media (prefers-reduced-motion: reduce) {
  .cta-demo::before { animation: none; }
}
.demo__note {
  margin: 1rem auto 0;
  max-width: 36rem;
  text-align: center;
  color: var(--muted);
  font-size: 0.875rem;
}

.chip-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  justify-content: center;
  list-style: none;
  margin: 2rem 0 0;
  padding: 0;
}
.chip-row li {
  padding: 0.4rem 0.85rem;
  border: 1px solid var(--hair);
  border-radius: 999px;
  font-family: var(--mono);
  font-size: 0.6875rem;
  letter-spacing: 0.04em;
  color: var(--muted);
  background: rgb(25 25 26 / 0.5);
}

.proof__links {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem 1.25rem;
  justify-content: center;
  list-style: none;
  margin: 1.5rem 0 0;
  padding: 0;
}
.proof__links a {
  color: var(--muted);
  font-size: 0.875rem;
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color 150ms, border-color 150ms;
}
.proof__links a:hover {
  color: var(--ink);
  border-bottom-color: var(--hair);
}

/* —— System flow —— */
.flow {
  display: flex;
  flex-direction: column;
  gap: 0;
  align-items: stretch;
}
.flow__node {
  position: relative;
  padding: 1.25rem 1.35rem;
  background: var(--surface);
  border: 1px solid var(--hair);
  border-radius: var(--radius);
  transition: border-color 180ms, background 180ms, transform 180ms var(--ease);
  outline: none;
}
.flow__node:hover,
.flow__node:focus-visible {
  border-color: #5a5a5e;
  background: #1e1e20;
  transform: translateY(-1px);
}
.flow__node--end {
  background: linear-gradient(180deg, #1e1e20, var(--surface));
}
.flow__idx {
  display: block;
  font-family: var(--mono);
  font-size: 0.6875rem;
  letter-spacing: 0.08em;
  color: var(--muted);
  margin-bottom: 0.5rem;
}
.flow__node h3 { margin-bottom: 0.25rem; }
.flow__node p {
  margin: 0;
  color: var(--muted);
  font-size: 0.875rem;
}
.flow__edge {
  display: flex;
  align-items: center;
  justify-content: center;
  height: 1.75rem;
  color: var(--hair);
}
.flow__edge svg {
  width: 1.25rem;
  height: 1.75rem;
  transform: rotate(90deg);
}
.flow__hint {
  margin: 1.25rem 0 0;
  font-size: 0.8125rem;
  color: var(--muted);
  font-family: var(--mono);
  letter-spacing: 0.02em;
  min-height: 1.4em;
}

@media (min-width: 900px) {
  .flow {
    flex-direction: row;
    align-items: stretch;
    gap: 0;
  }
  .flow__node {
    flex: 1 1 0;
    min-width: 0;
  }
  .flow__edge {
    width: 2rem;
    height: auto;
    flex: 0 0 2rem;
  }
  .flow__edge svg {
    width: 100%;
    height: 1.5rem;
    transform: none;
  }
}

/* —— Method cards —— */
.method__grid {
  display: grid;
  gap: 1rem;
  grid-template-columns: 1fr;
}
.card {
  padding: 1.5rem 1.4rem 1.6rem;
  background: var(--surface);
  border: 1px solid var(--hair);
  border-radius: var(--radius);
  transition: border-color 180ms, transform 220ms var(--ease);
}
.card:hover {
  border-color: #4e4e52;
  transform: translateY(-2px);
}
.card__icon {
  width: 2.75rem;
  height: 2.75rem;
  margin-bottom: 1rem;
  color: var(--muted);
}
.card__icon svg { width: 100%; height: 100%; }
.card__idx {
  margin: 0 0 0.5rem;
  font-family: var(--mono);
  font-size: 0.6875rem;
  letter-spacing: 0.08em;
  color: var(--muted);
  text-transform: uppercase;
}
.card h3 { margin-bottom: 0.65rem; }
.card p:last-child {
  margin: 0;
  color: var(--muted);
  font-size: 0.9375rem;
}

@media (min-width: 720px) {
  .method__grid { grid-template-columns: 1fr 1fr; }
}

/* —— Craft —— */
.craft__grid {
  display: grid;
  gap: 1rem;
}
.craft__item {
  padding: 1.5rem;
  background: var(--surface);
  border: 1px solid var(--hair);
  border-radius: var(--radius);
}
.craft__item h3 { margin-bottom: 0.5rem; }
.craft__item > p {
  margin: 0 0 1rem;
  color: var(--muted);
  font-size: 0.9375rem;
}
.checklist {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0.45rem;
}
.checklist li {
  position: relative;
  padding-left: 1.35rem;
  font-size: 0.875rem;
  color: var(--muted);
  font-family: var(--mono);
}
.checklist li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.45em;
  width: 0.55rem;
  height: 0.55rem;
  border: 1px solid var(--muted);
  border-radius: 2px;
  background:
    linear-gradient(135deg, transparent 45%, var(--ink) 45%, var(--ink) 55%, transparent 55%),
    linear-gradient(45deg, transparent 45%, var(--ink) 45%, var(--ink) 55%, transparent 55%);
  background-size: 60% 60%;
  background-position: center;
  background-repeat: no-repeat;
}
.craft__shot {
  margin: 0;
  border: 1px solid var(--hair);
  border-radius: 0.5rem;
  overflow: hidden;
  background: #0a0a0b;
}
.craft__shot img,
.craft__shot video {
  width: 100%;
  height: auto;
  max-height: 14rem;
  object-fit: cover;
  object-position: top left;
  filter: grayscale(1) contrast(1.05);
}
.craft__shot figcaption {
  padding: 0.65rem 0.85rem;
  font-size: 0.75rem;
  color: var(--muted);
  font-family: var(--mono);
  border-top: 1px solid var(--hair);
  background: rgb(0 0 0 / 0.25);
}

@media (min-width: 900px) {
  .craft__grid { grid-template-columns: repeat(3, 1fr); }
}

/* —— Contact —— */
.contact__panel {
  display: grid;
  gap: 1.5rem;
  padding: clamp(1.75rem, 4vw, 2.5rem);
  background: var(--surface);
  border: 1px solid var(--hair);
  border-radius: 1rem;
  overflow: hidden;
}
.contact__copy h2 { margin-bottom: 1rem; }
.contact__copy p {
  margin: 0 0 1.5rem;
  color: var(--muted);
}
.contact__aside { display: none; }
.contact__mini {
  position: relative;
  border-radius: 0.75rem;
  overflow: hidden;
  border: 1px solid var(--hair);
  min-height: 14rem;
}
.contact__mini img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  min-height: 14rem;
  opacity: 0.85;
}
.contact__mini-meta {
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  padding: 1rem 1.1rem;
  background: linear-gradient(transparent, rgb(5 5 6 / 0.9));
}
.contact__mini-meta p { margin: 0; font-size: 0.9375rem; }

@media (min-width: 860px) {
  .contact__panel {
    grid-template-columns: 1.2fr 0.8fr;
    align-items: stretch;
  }
  .contact__aside { display: block; }
}

/* —— Footer —— */
.footer {
  padding: 3rem var(--pad) calc(2.5rem + env(safe-area-inset-bottom, 0px));
  border-top: 1px solid var(--hair);
}
.footer__top { margin-bottom: 1.5rem; }
.footer__lockup {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-weight: 700;
  font-size: 1.0625rem;
  margin-bottom: 0.75rem;
}
.footer__slogan {
  margin: 0;
  color: var(--muted);
  font-size: 0.875rem;
}
.footer__tag {
  margin: 0.35rem 0 0;
  font-family: var(--mono);
  font-size: 0.75rem;
  color: var(--muted);
  letter-spacing: 0.02em;
}
.footer__legal {
  margin: 1.25rem 0;
  max-width: 36rem;
  border: 1px solid var(--hair);
  border-radius: var(--radius);
  background: rgb(25 25 26 / 0.4);
}
.footer__legal summary {
  cursor: pointer;
  list-style: none;
  padding: 0.85rem 1rem;
  font-size: 0.875rem;
  display: flex;
  gap: 0.75rem;
  align-items: baseline;
}
.footer__legal summary::-webkit-details-marker { display: none; }
.footer__legal summary span {
  color: var(--muted);
  font-family: var(--mono);
  font-size: 0.6875rem;
  letter-spacing: 0.04em;
}
.footer__legal dl {
  margin: 0;
  padding: 0 1rem 1rem;
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 0.35rem 1rem;
  font-size: 0.8125rem;
  border-top: 1px solid var(--hair);
  padding-top: 0.85rem;
}
.footer__legal dt { color: var(--muted); }
.footer__legal dd { margin: 0; }
.footer__line {
  margin: 0;
  font-size: 0.8125rem;
  color: var(--muted);
}
.footer__line a {
  color: var(--muted);
  text-decoration: none;
}
.footer__line a:hover { color: var(--ink); }

/* —— Motion —— */
.reveal {
  opacity: 0;
  transform: translateY(14px);
  transition: opacity 520ms var(--ease), transform 520ms var(--ease);
}
.reveal.is-in {
  opacity: 1;
  transform: none;
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .reveal {
    opacity: 1;
    transform: none;
    transition: none;
  }
  .card:hover,
  .flow__node:hover,
  .hero-frame,
  .device { transition: none; }
  .demo__stage[data-mode] .device,
  .device__screen { transition: none; }
}