:root {
  --bg0: #070a13;
  --bg1: #0b1020;

  --accentA: #7c3aed;
  --accentB: #38bdf8;
  --warm: #f59e0b;

  --text: #f8fafc;
  --text2: #94a3b8;
  --text3: #64748b;

  --card: rgba(15, 23, 42, 0.72);
  --cardBorder: rgba(148, 163, 184, 0.16);

  --lightBg: #f8fafc;
  --lightText: #0f172a;

  --container: 1180px;

  --r-lg: 36px;
  --r-md: 24px;
  --r-sm: 16px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

html,
body {
  height: 100%;
}

body {
  margin: 0;
  font-family: Inter, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  color: var(--text);
  background: var(--bg0);
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: geometricPrecision;
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: -1;
  background:
    radial-gradient(1200px 700px at 16% 12%, rgba(124, 58, 237, 0.12), transparent 62%),
    radial-gradient(1100px 740px at 86% 18%, rgba(56, 189, 248, 0.09), transparent 60%),
    radial-gradient(900px 700px at 50% 92%, rgba(0, 0, 0, 0.44), transparent 62%),
    linear-gradient(180deg, rgba(11, 16, 32, 0.24), rgba(7, 10, 19, 1));
}

a {
  color: inherit;
}

.bg {
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: -1;
}

.bg__noise {
  position: absolute;
  inset: 0;
  opacity: 0.05;
  mix-blend-mode: overlay;
  background-image: url("./assets/noise.svg");
  background-size: 260px 260px;
}

.container {
  width: min(var(--container), calc(100% - 36px));
  margin: 0 auto;
}

.siteHeader {
  height: 72px;
  display: flex;
  align-items: center;
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(7, 10, 19, 0.72);
  border-bottom: 1px solid rgba(148, 163, 184, 0.08);
  backdrop-filter: blur(14px);
}

.siteHeader::after {
  content: "";
  position: absolute;
  inset: auto 0 0 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(56, 189, 248, 0.22), rgba(124, 58, 237, 0.18), transparent);
  pointer-events: none;
}

.siteHeader__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
  user-select: none;
}

.brand__mark {
  width: 36px;
  height: 36px;
  border-radius: 999px;
  display: grid;
  place-items: center;
  background: linear-gradient(135deg, var(--accentA), var(--accentB));
  box-shadow: 0 18px 40px rgba(56, 189, 248, 0.18), 0 0 0 6px rgba(124, 58, 237, 0.08);
}

.brand__name {
  font-weight: 750;
  letter-spacing: -0.01em;
}

.nav {
  display: flex;
  gap: 18px;
  align-items: center;
}

.nav__link {
  text-decoration: none;
  color: rgba(248, 250, 252, 0.78);
  font-weight: 650;
  font-size: 14px;
  padding: 10px 8px;
  border-radius: 12px;
  transition: background 160ms ease, color 160ms ease, transform 160ms ease;
}

.nav__link:hover {
  color: rgba(248, 250, 252, 0.96);
  background: rgba(255, 255, 255, 0.06);
  transform: translateY(-1px);
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  text-decoration: none;
  font-weight: 750;
  letter-spacing: -0.01em;
  border-radius: 16px;
  padding: 16px 22px;
  border: 1px solid rgba(255, 255, 255, 0.14);
  background: rgba(255,  255, 255, 0.06);
  color: var(--text);
  box-shadow: 0 14px 34px rgba(0, 0, 0, 0.24);
  transition: transform 160ms ease, box-shadow 160ms ease, border-color 160ms ease, background 160ms ease;
  will-change: transform;
  position: relative;
  overflow: hidden;
}

.btn:focus-visible {
  outline: 3px solid rgba(56, 189, 248, 0.38);
  outline-offset: 3px;
}

.btn::before {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background: radial-gradient(260px 120px at 20% 20%, rgba(255, 255, 255, 0.16), transparent 65%);
  opacity: 0.45;
  transition: opacity 160ms ease, transform 160ms ease;
  transform: translateY(2px);
}

.btn:hover {
  transform: translateY(-2px);
  border-color: rgba(255, 255, 255, 0.2);
  background: rgba(255, 255, 255, 0.08);
}

.btn:hover::before {
  opacity: 0.75;
  transform: translateY(0px);
}

.btn:active {
  transform: translateY(0px);
}

.btn--primary {
  background: linear-gradient(135deg, var(--accentA) 0%, var(--accentB) 100%);
  border-color: rgba(255, 255, 255, 0.18);
  box-shadow: 0 20px 45px rgba(56, 189, 248, 0.22);
}

.btn--primary:hover {
  box-shadow: 0 26px 60px rgba(56, 189, 248, 0.24);
}

.btn--secondary {
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.14);
}

.btn--header {
  padding: 12px 16px;
  border-radius: 14px;
  font-weight: 750;
}

.heroSection {
  position: relative;
  background: var(--bg0);
  overflow: hidden;
}

.heroSection::before {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background:
    radial-gradient(900px 520px at 16% 10%, rgba(124, 58, 237, 0.08), transparent 58%),
    radial-gradient(900px 620px at 84% 20%, rgba(56, 189, 248, 0.06), transparent 60%),
    linear-gradient(180deg, rgba(0, 0, 0, 0.08), rgba(0, 0, 0, 0));
  opacity: 1;
}

.heroSection::after {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background:
    radial-gradient(700px 380px at 62% 32%, rgba(255, 255, 255, 0.06), transparent 60%),
    radial-gradient(900px 520px at 30% 44%, rgba(255, 255, 255, 0.04), transparent 62%);
  opacity: 0.28;
}

.heroSection__bg {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(900px 520px at 18% 14%, rgba(124, 58, 237, 0.28), transparent 60%),
    radial-gradient(900px 620px at 84% 26%, rgba(56, 189, 248, 0.18), transparent 62%),
    linear-gradient(125deg, transparent 0%, rgba(56, 189, 248, 0.06) 30%, transparent 54%),
    linear-gradient(125deg, transparent 0%, rgba(124, 58, 237, 0.06) 38%, transparent 64%),
    linear-gradient(180deg, rgba(11, 16, 32, 0.18), rgba(7, 10, 19, 0.98));
  pointer-events: none;
}

.hero {
  position: relative;
  z-index: 1;
  min-height: 720px;
  padding: 80px 0 72px;
  display: grid;
  grid-template-columns: 56% 44%;
  gap: 28px;
  align-items: start;
}

.hero__content {
  padding-top: 6px;
}

.badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(124, 58, 237, 0.14);
  border: 1px solid rgba(124, 58, 237, 0.35);
  color: #c4b5fd;
  border-radius: 999px;
  padding: 8px 14px;
  font-size: 14px;
  font-weight: 650;
}

.hero__title {
  margin: 18px 0 0;
  font-size: clamp(40px, 4.8vw, 64px);
  line-height: 1.06;
  font-weight: 800;
  letter-spacing: -0.04em;
  max-width: 15ch;
}

.hero__subtitle {
  margin: 18px 0 0;
  font-size: 18px;
  line-height: 1.65;
  color: #cbd5e1;
  max-width: 560px;
}

.hero__subtitleLine {
  display: block;
  margin-top: 6px;
}

.hero__actions {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
  margin-top: 22px;
}

.miniPerks {
  margin-top: 18px;
  display: flex;
  gap: 14px;
  flex-wrap: nowrap;
  align-items: center;
  color: rgba(248, 250, 252, 0.86);
}

.miniPerk {
  display: inline-flex;
  gap: 10px;
  align-items: center;
  padding: 10px 11px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.1);
  font-weight: 650;
  font-size: 14px;
  white-space: nowrap;
}

.miniPerk__icon {
  width: 22px;
  height: 22px;
  display: grid;
  place-items: center;
  border-radius: 10px;
  background: linear-gradient(135deg, rgba(124, 58, 237, 0.22), rgba(56, 189, 248, 0.16));
  border: 1px solid rgba(148, 163, 184, 0.18);
}

.miniPerk__icon svg {
  display: block;
}

.hero__visual {
  display: flex;
  justify-content: flex-end;
  padding-top: 6px;
}

.heroQrOnly {
  width: min(460px, 100%);
  display: flex;
  flex-direction: column;
  align-items: center;
}

.heroQrOnly__frame {
  padding: 16px;
  border-radius: 36px;
  background: linear-gradient(
    135deg,
    rgba(56, 189, 248, 0.22),
    rgba(124, 58, 237, 0.18),
    rgba(255, 255, 255, 0.06)
  );
  box-shadow: 0 30px 80px rgba(0, 0, 0, 0.45);
}

.heroQrOnly__qr {
  width: min(340px, 100%);
  aspect-ratio: 1 / 1;
  border-radius: 28px;
}

.heroQrOnly__caption {
  margin-top: 12px;
  text-align: center;
  font-weight: 650;
  font-size: 14px;
  color: rgba(148, 163, 184, 0.92);
}

.productCard {
  width: 430px;
  max-width: 100%;
  border-radius: 32px;
  background: linear-gradient(180deg, rgba(15, 23, 42, 0.92), rgba(15, 23, 42, 0.62));
  border: 1px solid rgba(148, 163, 184, 0.2);
  box-shadow: 0 30px 80px rgba(0, 0, 0, 0.45);
  padding: 24px;
  position: relative;
  animation: floaty 8.5s ease-in-out infinite;
}

.productCard::before {
  content: "";
  position: absolute;
  inset: -1px;
  border-radius: 34px;
  background: linear-gradient(135deg, rgba(56, 189, 248, 0.24), rgba(124, 58, 237, 0.18), rgba(255, 255, 255, 0.06));
  pointer-events: none;
  opacity: 0.75;
  mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0);
  -webkit-mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0);
  mask-composite: exclude;
  -webkit-mask-composite: xor;
  padding: 1px;
}

.productCard::after {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: 32px;
  pointer-events: none;
  background: radial-gradient(520px 220px at 26% 12%, rgba(255, 255, 255, 0.12), transparent 62%);
  opacity: 0.55;
}

@keyframes floaty {
  0%,
  100% {
    transform: translateY(0px);
  }
  50% {
    transform: translateY(-6px);
  }
}

.productCard__top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}

.productCard__kicker {
  color: rgba(148, 163, 184, 0.9);
  font-size: 12px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.pill {
  padding: 8px 12px;
  border-radius: 999px;
  font-weight: 750;
  font-size: 12px;
  color: rgba(248, 250, 252, 0.95);
  background: rgba(56, 189, 248, 0.12);
  border: 1px solid rgba(56, 189, 248, 0.22);
  box-shadow: 0 12px 24px rgba(56, 189, 248, 0.08);
}

.indicator {
  margin-top: 20px;
  display: grid;
  place-items: center;
  gap: 10px;
  position: relative;
}

.indicator::before {
  content: "";
  position: absolute;
  width: 86px;
  height: 3px;
  background: linear-gradient(90deg, rgba(124, 58, 237, 0.1), rgba(56, 189, 248, 0.92), rgba(255, 255, 255, 0.06));
  left: 50%;
  top: 76px;
  transform-origin: 6px 50%;
  transform: translateX(-50%) rotate(-28deg);
  border-radius: 999px;
  box-shadow: 0 12px 40px rgba(56, 189, 248, 0.18);
  pointer-events: none;
}

.indicator::after {
  content: "";
  position: absolute;
  width: 10px;
  height: 10px;
  left: 50%;
  top: 72px;
  transform: translateX(-50%);
  border-radius: 999px;
  background: rgba(248, 250, 252, 0.92);
  box-shadow: 0 0 0 6px rgba(56, 189, 248, 0.12);
  pointer-events: none;
}

.indicator__inner {
  width: 156px;
  height: 156px;
  border-radius: 999px;
  display: grid;
  place-items: center;
  position: relative;
  background:
    radial-gradient(circle at 50% 44%, rgba(56, 189, 248, 0.1), transparent 52%),
    radial-gradient(circle at 50% 62%, rgba(124, 58, 237, 0.08), transparent 56%),
    rgba(7, 10, 19, 0.38);
  border: 2px solid transparent;
  background-clip: padding-box;
  box-shadow: 0 24px 70px rgba(0, 0, 0, 0.35), inset 0 1px 0 rgba(255, 255, 255, 0.06);
}

.indicator__inner::before {
  content: "";
  position: absolute;
  inset: -2px;
  border-radius: 999px;
  background: conic-gradient(
    from 210deg,
    rgba(56, 189, 248, 0.95) 0deg,
    rgba(56, 189, 248, 0.35) 56deg,
    rgba(124, 58, 237, 0.95) 116deg,
    rgba(255, 255, 255, 0.08) 210deg,
    rgba(255, 255, 255, 0.04) 360deg
  );
  z-index: -1;
  -webkit-mask: radial-gradient(farthest-side, transparent calc(100% - 10px), #000 calc(100% - 9px));
  mask: radial-gradient(farthest-side, transparent calc(100% - 10px), #000 calc(100% - 9px));
}

.indicator__inner::after {
  content: "";
  position: absolute;
  inset: 7px;
  border-radius: 999px;
  background:
    repeating-conic-gradient(
      from 210deg,
      rgba(248, 250, 252, 0.16) 0deg 1deg,
      transparent 1deg 9deg
    );
  opacity: 0.55;
  -webkit-mask: radial-gradient(farthest-side, transparent calc(100% - 10px), #000 calc(100% - 9px));
  mask: radial-gradient(farthest-side, transparent calc(100% - 10px), #000 calc(100% - 9px));
}

.indicator__text {
  font-weight: 750;
  letter-spacing: -0.01em;
  color: rgba(248, 250, 252, 0.9);
}

.kv {
  margin-top: 18px;
  display: grid;
  gap: 10px;
  padding: 14px 14px;
  border-radius: 20px;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(148, 163, 184, 0.14);
}

.kv__row {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 16px;
}

.kv__key {
  color: rgba(148, 163, 184, 0.9);
  font-size: 13px;
}

.kv__val {
  color: rgba(248, 250, 252, 0.92);
  font-weight: 650;
  font-size: 13px;
  text-align: right;
}

.miniQr {
  margin-top: 18px;
  display: grid;
  grid-template-columns: 92px 1fr;
  gap: 14px;
  align-items: center;
  padding: 14px;
  border-radius: 22px;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(148, 163, 184, 0.14);
}

.miniQr__qr {
  width: 92px;
  height: 92px;
}

.miniQr__title {
  font-weight: 800;
  letter-spacing: -0.02em;
}

.miniQr__desc {
  margin-top: 6px;
  color: rgba(148, 163, 184, 0.92);
  font-size: 13px;
  line-height: 1.45;
}

.qrPlaceholder {
  width: 100%;
  height: 100%;
  border-radius: 18px;
  background:
    linear-gradient(90deg, rgba(15, 23, 42, 0.05) 1px, transparent 1px) 0 0 / 12px 12px,
    linear-gradient(180deg, rgba(15, 23, 42, 0.05) 1px, transparent 1px) 0 0 / 12px 12px,
    #ffffff;
  border: 1px solid rgba(15, 23, 42, 0.12);
  display: grid;
  place-items: center;
  position: relative;
  overflow: hidden;
}

.qrPlaceholder__label {
  font-weight: 800;
  color: rgba(15, 23, 42, 0.86);
  font-size: 12px;
  text-align: center;
  padding: 0 8px;
}

.qrPlaceholder--sm {
  border-radius: 16px;
}

.qrPlaceholder--lg {
  border-radius: 22px;
}

.qrImg {
  width: 100%;
  height: 100%;
  border-radius: inherit;
  display: block;
  object-fit: cover;
  background: #ffffff;
  border: 1px solid rgba(15, 23, 42, 0.12);
}

.lightSection {
  background: var(--lightBg);
  color: var(--lightText);
  padding: 96px 0;
}

.darkSection {
  background: var(--bg0);
  color: var(--text);
  padding: 96px 0;
}

.devicesSection {
  background: var(--bg1);
  color: var(--text);
  padding: 96px 0;
}

.sectionHead {
  display: grid;
  gap: 12px;
  margin-bottom: 28px;
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-size: 12px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  font-weight: 800;
  color: rgba(56, 189, 248, 0.88);
}

.eyebrow::before {
  content: "";
  width: 18px;
  height: 2px;
  border-radius: 999px;
  background: linear-gradient(90deg, rgba(245, 158, 11, 0.92), rgba(56, 189, 248, 0.8));
  box-shadow: 0 10px 22px rgba(245, 158, 11, 0.12);
}

.sectionHead--darkText .eyebrow {
  color: rgba(124, 58, 237, 0.76);
}

.sectionHead--darkText .eyebrow::before {
  background: linear-gradient(90deg, rgba(124, 58, 237, 0.85), rgba(56, 189, 248, 0.75));
}

.sectionHead__title {
  margin: 0;
  font-size: clamp(28px, 3.1vw, 40px);
  letter-spacing: -0.03em;
  line-height: 1.1;
}

.sectionHead__desc {
  margin: 0;
  max-width: 72ch;
  color: rgba(148, 163, 184, 0.92);
  font-size: 16px;
  line-height: 1.7;
}

.sectionHead--darkText .sectionHead__desc {
  color: rgba(100, 116, 139, 0.92);
}

.gridCards {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 18px;
}

.cardLight {
  background: #ffffff;
  border: 1px solid #e2e8f0;
  border-radius: 24px;
  padding: 28px;
  box-shadow: 0 20px 50px rgba(15, 23, 42, 0.06);
  transition: transform 180ms ease, border-color 180ms ease, box-shadow 180ms ease;
}

.cardLight:hover {
  transform: translateY(-2px);
  border-color: rgba(124, 58, 237, 0.22);
  box-shadow: 0 26px 70px rgba(15, 23, 42, 0.08);
}

.cardLight__title {
  margin: 0;
  font-size: 18px;
  letter-spacing: -0.02em;
}

.cardLight__text {
  margin: 10px 0 0;
  color: rgba(15, 23, 42, 0.72);
  font-size: 15.5px;
  line-height: 1.65;
}

.prose {
  max-width: 920px;
}

.prose h2 {
  margin: 18px 0 10px;
  font-size: 18px;
  letter-spacing: -0.02em;
}

.prose p {
  margin: 10px 0;
  line-height: 1.7;
  color: rgba(15, 23, 42, 0.76);
  font-size: 15.5px;
}

.prose ul {
  margin: 10px 0 14px;
  padding-left: 18px;
  color: rgba(15, 23, 42, 0.76);
  line-height: 1.7;
  font-size: 15.5px;
}

.prose a {
  color: rgba(56, 189, 248, 0.98);
  font-weight: 750;
  text-decoration: none;
  border-bottom: 1px solid rgba(56, 189, 248, 0.35);
}

.prose a:hover {
  color: rgba(124, 58, 237, 0.98);
  border-bottom-color: rgba(124, 58, 237, 0.35);
}

.prose__meta {
  margin-top: 18px;
  font-size: 14px;
  color: rgba(100, 116, 139, 0.92);
}

.steps {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
}

.stepCard {
  background: var(--card);
  border: 1px solid var(--cardBorder);
  border-radius: 24px;
  padding: 28px;
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.26);
  transition: border-color 180ms ease, transform 180ms ease;
}

.stepCard:hover {
  transform: translateY(-2px);
  border-color: rgba(56, 189, 248, 0.28);
}

.stepCard__num {
  font-weight: 850;
  font-size: 34px;
  letter-spacing: -0.03em;
  color: var(--accentB);
  margin-bottom: 10px;
}

.stepCard__title {
  margin: 0;
  font-size: 18px;
  letter-spacing: -0.02em;
}

.stepCard__text {
  margin: 10px 0 0;
  color: rgba(148, 163, 184, 0.92);
  font-size: 15.5px;
  line-height: 1.65;
}

.chips {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
}

.chip {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 12px 18px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.12);
  color: #e2e8f0;
  font-weight: 650;
}

.ctaCard {
  background: linear-gradient(135deg, #1e1b4b 0%, #0f172a 60%, #082f49 100%);
  border-radius: 36px;
  padding: 56px;
  color: #ffffff;
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 32px;
  align-items: center;
  overflow: hidden;
  position: relative;
  box-shadow: 0 40px 90px rgba(15, 23, 42, 0.25);
}

.ctaCard::before {
  content: "";
  position: absolute;
  inset: -120px -140px auto auto;
  width: 520px;
  height: 520px;
  background: radial-gradient(circle at 40% 40%, rgba(56, 189, 248, 0.22), transparent 62%);
  filter: blur(2px);
  pointer-events: none;
}

.ctaCard__title {
  margin: 0;
  font-size: clamp(30px, 3.4vw, 44px);
  letter-spacing: -0.03em;
  line-height: 1.08;
}

.ctaCard__desc {
  margin: 14px 0 0;
  color: rgba(226, 232, 240, 0.86);
  font-size: 16px;
  line-height: 1.7;
  max-width: 62ch;
}

.ctaCard__actions {
  margin-top: 18px;
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
}

.ctaCard__qr {
  width: 140px;
  height: 140px;
  border-radius: 22px;
}

.faq {
  display: grid;
  gap: 10px;
}

.faqItem {
  background: #ffffff;
  border: 1px solid #e2e8f0;
  border-radius: 18px;
  padding: 14px 16px;
  box-shadow: 0 18px 46px rgba(15, 23, 42, 0.05);
}

.devicesSection .faqItem {
  background: rgba(15, 23, 42, 0.72);
  border-color: rgba(148, 163, 184, 0.16);
  box-shadow: 0 22px 60px rgba(0, 0, 0, 0.28);
  backdrop-filter: blur(10px);
}

.faqItem[open] {
  border-color: rgba(124, 58, 237, 0.22);
}

.devicesSection .faqItem[open] {
  border-color: rgba(56, 189, 248, 0.28);
}

.faqItem__q {
  cursor: pointer;
  font-weight: 750;
  list-style: none;
  outline: none;
}

.devicesSection .faqItem__q {
  color: rgba(248, 250, 252, 0.92);
}

.faqItem__q:focus-visible {
  outline: 3px solid rgba(124, 58, 237, 0.28);
  outline-offset: 4px;
  border-radius: 12px;
}

.faqItem__q::-webkit-details-marker {
  display: none;
}

.faqItem__q::after {
  content: "+";
  float: right;
  color: rgba(15, 23, 42, 0.6);
  font-weight: 900;
}

.devicesSection .faqItem__q::after {
  color: rgba(248, 250, 252, 0.78);
}

.faqItem[open] .faqItem__q::after {
  content: "–";
}

.faqItem__a {
  padding-top: 10px;
  color: rgba(15, 23, 42, 0.72);
  line-height: 1.65;
  font-size: 15.5px;
}

.devicesSection .faqItem__a {
  color: rgba(148, 163, 184, 0.92);
}

.siteFooter {
  background: var(--bg0);
  border-top: 1px solid rgba(148, 163, 184, 0.1);
  padding: 36px 0;
}

.siteFooter__inner {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 24px;
  align-items: start;
}

.siteFooter__brand {
  font-weight: 850;
  letter-spacing: -0.02em;
}

.siteFooter__desc {
  margin-top: 8px;
  color: rgba(148, 163, 184, 0.9);
  max-width: 56ch;
  line-height: 1.6;
}

.siteFooter__meta {
  margin-top: 14px;
  color: rgba(148, 163, 184, 0.7);
  font-size: 14px;
}

.siteFooter__right {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
  justify-content: flex-end;
}

.footerLink {
  text-decoration: none;
  color: rgba(248, 250, 252, 0.8);
  font-weight: 650;
  padding: 10px 12px;
  border-radius: 14px;
  border: 1px solid rgba(255, 255, 255, 0.08);
  background: rgba(255, 255, 255, 0.04);
  transition: transform 160ms ease, border-color 160ms ease, background 160ms ease, color 160ms ease;
}

.footerLink:hover {
  transform: translateY(-2px);
  color: rgba(248, 250, 252, 0.95);
  border-color: rgba(56, 189, 248, 0.22);
  background: rgba(255, 255, 255, 0.06);
}

@media (max-width: 980px) {
  .nav {
    display: none;
  }

  .hero {
    grid-template-columns: 1fr;
    min-height: auto;
    padding: 56px 0 64px;
  }

  .hero__visual {
    justify-content: flex-start;
  }

  .heroQrOnly {
    width: min(420px, 100%);
  }

  .sectionHead__title {
    font-size: 34px;
  }

  .steps {
    grid-template-columns: 1fr;
  }

  .gridCards {
    grid-template-columns: 1fr;
  }

  .ctaCard {
    grid-template-columns: 1fr;
  }

  .ctaCard__qr {
    display: none;
  }

  .siteFooter__inner {
    grid-template-columns: 1fr;
  }

  .siteFooter__right {
    justify-content: flex-start;
  }

  .miniPerks {
    flex-wrap: wrap;
  }
}

@media (max-width: 520px) {
  .container {
    width: min(var(--container), calc(100% - 24px));
  }

  .hero__title {
    font-size: 40px;
  }

  .ctaCard {
    padding: 28px;
    border-radius: 28px;
  }

  .ctaCard__title {
    font-size: 34px;
  }
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  .btn,
  .nav__link,
  .cardLight,
  .stepCard,
  .footerLink {
    transition: none;
  }

  .productCard {
    animation: none;
  }
}