:root {
  color-scheme: dark;
  --midnight: #090a16;
  --indigo-950: #101126;
  --indigo-900: #171735;
  --iris: #7778ff;
  --iris-bright: #a8adff;
  --mint: #6ce9c5;
  --paper: #f7f8ff;
  --slate: #b8bed4;
  --slate-dim: #8991aa;
  --line: rgba(218, 221, 255, 0.13);
  --line-bright: rgba(224, 226, 255, 0.24);
  --glass: rgba(22, 23, 51, 0.62);
  --glass-deep: rgba(11, 12, 29, 0.82);
  --shadow: 0 28px 80px rgba(2, 3, 13, 0.42);
  --display: -apple-system, BlinkMacSystemFont, "SF Pro Display", "Helvetica Neue", Arial, sans-serif;
  --body: -apple-system, BlinkMacSystemFont, "SF Pro Text", "Helvetica Neue", Arial, sans-serif;
  --mono: ui-monospace, "SFMono-Regular", Menlo, Consolas, monospace;
  --container: 1180px;
  --header-height: 76px;
}

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

html {
  width: 100%;
  max-width: 100%;
  min-height: 100%;
  margin: 0;
  overflow-x: clip;
  background: var(--midnight);
  scroll-behavior: smooth;
  scroll-padding-top: calc(var(--header-height) + 24px);
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
}

body {
  width: 100%;
  max-width: 100%;
  min-height: 100vh;
  margin: 0;
  overflow-x: clip;
  background: var(--indigo-950);
  color: var(--paper);
  font-family: var(--body);
  line-height: 1.5;
  position: relative;
  isolation: isolate;
}

button,
select,
input,
textarea {
  font: inherit;
}

button,
a {
  -webkit-tap-highlight-color: transparent;
}

a {
  color: inherit;
}

img,
svg {
  display: block;
}

img {
  max-width: 100%;
  height: auto;
}

::selection {
  background: rgba(119, 120, 255, 0.4);
  color: #fff;
}

:focus-visible {
  outline: 3px solid rgba(108, 233, 197, 0.82);
  outline-offset: 4px;
}

.skip-link {
  position: fixed;
  top: 12px;
  left: 12px;
  z-index: 1000;
  padding: 0.7rem 1rem;
  border-radius: 999px;
  background: var(--paper);
  color: var(--midnight);
  font-weight: 700;
  text-decoration: none;
  transform: translateY(-160%);
  transition: transform 0.2s ease;
}

.skip-link:focus {
  transform: translateY(0);
}

.page-bg,
.page-noise {
  position: fixed;
  inset: -24vh -12vw;
  pointer-events: none;
  transform: translateZ(0);
}

.page-bg {
  z-index: 0;
  background:
    radial-gradient(52rem 42rem at 8% 4%, rgba(91, 94, 239, 0.32), transparent 67%),
    radial-gradient(46rem 38rem at 92% 13%, rgba(41, 175, 164, 0.22), transparent 67%),
    radial-gradient(56rem 44rem at 54% 102%, rgba(100, 54, 190, 0.24), transparent 70%),
    linear-gradient(155deg, #090a16 0%, #11132b 52%, #17102d 100%);
  background-color: var(--indigo-950);
}

.page-bg::after {
  content: "";
  position: absolute;
  inset: 0;
  opacity: 0.14;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.035) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.035) 1px, transparent 1px);
  background-size: 72px 72px;
  mask-image: linear-gradient(to bottom, black, transparent 72%);
}

.page-noise {
  z-index: 1;
  opacity: 0.11;
  mix-blend-mode: soft-light;
  background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='180' height='180' viewBox='0 0 180 180'><filter id='n'><feTurbulence type='fractalNoise' baseFrequency='.78' numOctaves='3' stitchTiles='stitch'/></filter><rect width='100%25' height='100%25' filter='url(%23n)' opacity='.42'/></svg>");
}

.page-shell {
  position: relative;
  z-index: 2;
  width: 100%;
  max-width: 100%;
  min-height: 100vh;
  overflow-x: clip;
  padding-top: env(safe-area-inset-top, 0px);
  padding-bottom: env(safe-area-inset-bottom, 0px);
}

.container {
  width: min(calc(100% - 40px), var(--container));
  margin-inline: auto;
}

.glass {
  border: 1px solid var(--line);
  background:
    linear-gradient(150deg, rgba(255, 255, 255, 0.075), rgba(255, 255, 255, 0.018) 58%),
    var(--glass);
  box-shadow: var(--shadow), inset 0 1px 0 rgba(255, 255, 255, 0.08);
  -webkit-backdrop-filter: blur(24px) saturate(145%);
  backdrop-filter: blur(24px) saturate(145%);
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 0.55rem;
  margin: 0 0 1.15rem;
  color: var(--iris-bright);
  font-family: var(--mono);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  line-height: 1.2;
  text-transform: uppercase;
}

.eyebrow::before {
  content: "";
  width: 1.8rem;
  height: 1px;
  background: linear-gradient(90deg, var(--iris), var(--mint));
  box-shadow: 0 0 14px rgba(108, 233, 197, 0.45);
}

.display-title,
.section-title {
  margin: 0;
  font-family: var(--display);
  font-weight: 750;
  letter-spacing: -0.045em;
}

.display-title {
  max-width: 12ch;
  font-size: clamp(3.35rem, 5.7vw, 5.75rem);
  line-height: 0.92;
}

.section-title {
  max-width: 14ch;
  font-size: clamp(2.45rem, 5vw, 4.65rem);
  line-height: 0.98;
}

.text-gradient {
  color: transparent;
  background: linear-gradient(100deg, #c7c9ff 2%, #8588ff 46%, #73e8c8 96%);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}

.section-copy {
  max-width: 42rem;
  margin: 1.25rem 0 0;
  color: var(--slate);
  font-size: clamp(1rem, 1.5vw, 1.16rem);
  line-height: 1.75;
}

.button {
  min-height: 52px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.72rem;
  padding: 0.8rem 1.15rem;
  border: 1px solid transparent;
  border-radius: 16px;
  cursor: pointer;
  font-weight: 700;
  line-height: 1.1;
  text-decoration: none;
  transition: transform 0.2s ease, border-color 0.2s ease, background 0.2s ease, box-shadow 0.2s ease;
}

.button:hover {
  transform: translateY(-2px);
}

.button-primary {
  background: var(--paper);
  color: #0b0c19;
  box-shadow: 0 12px 32px rgba(0, 0, 0, 0.28), 0 0 0 0 rgba(119, 120, 255, 0);
}

.button-primary:hover {
  box-shadow: 0 14px 38px rgba(0, 0, 0, 0.34), 0 0 0 5px rgba(119, 120, 255, 0.12);
}

.button-secondary {
  border-color: var(--line-bright);
  background: rgba(255, 255, 255, 0.045);
  color: var(--paper);
}

.button-secondary:hover {
  border-color: rgba(168, 173, 255, 0.46);
  background: rgba(255, 255, 255, 0.075);
}

.button svg {
  width: 1.35rem;
  height: 1.35rem;
  flex: 0 0 auto;
}

.button-kicker,
.button-label {
  display: block;
}

.button-kicker {
  margin-bottom: 0.15rem;
  font-size: 0.63rem;
  font-weight: 600;
  opacity: 0.66;
}

.button-label {
  font-size: 0.98rem;
}

/* Header */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  padding-top: env(safe-area-inset-top, 0px);
  border-bottom: 1px solid transparent;
  background: transparent;
  transition: background 0.25s ease, border-color 0.25s ease, box-shadow 0.25s ease;
}

.header-inner {
  min-height: var(--header-height);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
}

.site-header.is-scrolled {
  border-color: var(--line);
  background: rgba(9, 10, 22, 0.78);
  box-shadow: 0 14px 40px rgba(2, 3, 13, 0.24);
  -webkit-backdrop-filter: blur(22px) saturate(150%);
  backdrop-filter: blur(22px) saturate(150%);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.7rem;
  color: var(--paper);
  font-family: var(--display);
  font-weight: 750;
  letter-spacing: -0.025em;
  text-decoration: none;
}

.brand img {
  width: 36px;
  height: 36px;
  border: 1px solid rgba(255, 255, 255, 0.18);
  border-radius: 11px;
  object-fit: cover;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.28);
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 0.7rem;
}

.desktop-nav {
  display: flex;
  align-items: center;
  gap: 1.65rem;
  margin-left: auto;
}

.desktop-nav a,
.mobile-nav a {
  position: relative;
  color: var(--slate);
  font-size: 0.86rem;
  font-weight: 650;
  text-decoration: none;
  transition: color 0.2s ease;
}

.desktop-nav a:hover,
.mobile-nav a:hover {
  color: var(--paper);
}

.desktop-nav a::after {
  content: "";
  position: absolute;
  right: 0;
  bottom: -0.5rem;
  left: 0;
  height: 1px;
  background: linear-gradient(90deg, var(--iris), var(--mint));
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.2s ease;
}

.desktop-nav a:hover::after,
.desktop-nav a:focus-visible::after {
  transform: scaleX(1);
}

.header-download {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.58rem 0.85rem;
  border: 1px solid var(--line-bright);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.055);
  color: var(--paper);
  font-size: 0.8rem;
  font-weight: 750;
  text-decoration: none;
  transition: border-color 0.2s ease, background 0.2s ease;
}

.header-download:hover {
  border-color: rgba(108, 233, 197, 0.4);
  background: rgba(108, 233, 197, 0.08);
}

.menu-button {
  width: 42px;
  height: 42px;
  display: none;
  place-items: center;
  padding: 0;
  border: 1px solid var(--line);
  border-radius: 13px;
  background: rgba(255, 255, 255, 0.045);
  color: var(--paper);
  cursor: pointer;
}

.menu-button svg {
  width: 20px;
  height: 20px;
}

.menu-button .menu-close-icon,
.menu-button[aria-expanded="true"] .menu-open-icon {
  display: none;
}

.menu-button[aria-expanded="true"] .menu-close-icon {
  display: block;
}

.mobile-nav {
  display: none;
}

.lang-menu[hidden] {
  display: none;
}

/* Language switcher */
.lang-switcher {
  position: relative;
}

.lang-trigger {
  min-height: 40px;
  display: inline-flex;
  align-items: center;
  gap: 0.48rem;
  padding: 0.58rem 0.72rem;
  border: 1px solid var(--line);
  border-radius: 13px;
  background: rgba(12, 13, 30, 0.58);
  color: var(--slate);
  cursor: pointer;
  font-size: 0.76rem;
  font-weight: 650;
}

.lang-trigger:hover,
.lang-trigger[aria-expanded="true"] {
  border-color: rgba(168, 173, 255, 0.4);
  color: var(--paper);
}

.lang-trigger-chevron {
  width: 0.85rem;
  height: 0.85rem;
  transition: transform 0.2s ease;
}

.lang-trigger[aria-expanded="true"] .lang-trigger-chevron {
  transform: rotate(180deg);
}

.lang-menu {
  position: absolute;
  top: calc(100% + 0.65rem);
  right: 0;
  z-index: 120;
  min-width: 172px;
  display: grid;
  gap: 0.18rem;
  padding: 0.4rem;
  border: 1px solid var(--line-bright);
  border-radius: 16px;
  background: rgba(11, 12, 28, 0.96);
  box-shadow: 0 18px 50px rgba(0, 0, 0, 0.4);
  -webkit-backdrop-filter: blur(24px) saturate(150%);
  backdrop-filter: blur(24px) saturate(150%);
  opacity: 0;
  pointer-events: none;
  transform: translateY(-6px) scale(0.98);
  transform-origin: top right;
  transition: opacity 0.16s ease, transform 0.16s ease;
}

.lang-menu.open {
  opacity: 1;
  pointer-events: auto;
  transform: translateY(0) scale(1);
}

.lang-option {
  width: 100%;
  display: flex;
  align-items: center;
  gap: 0.62rem;
  padding: 0.63rem 0.72rem;
  border: 0;
  border-radius: 11px;
  background: transparent;
  color: var(--slate);
  cursor: pointer;
  font-size: 0.8rem;
  text-align: left;
}

.lang-option:hover,
.lang-option.active {
  background: rgba(119, 120, 255, 0.13);
  color: var(--paper);
}

.lang-option.active::after {
  content: "✓";
  margin-left: auto;
  color: var(--mint);
}

/* Hero */
.hero {
  padding: clamp(3.5rem, 5vw, 5rem) 0 5.5rem;
}

.hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 0.94fr) minmax(460px, 1.06fr);
  align-items: center;
  gap: clamp(3rem, 7vw, 7rem);
}

.hero-copy {
  position: relative;
  z-index: 2;
}

.hero-lede {
  max-width: 37rem;
  margin: 1.65rem 0 0;
  color: var(--slate);
  font-size: clamp(1.04rem, 1.7vw, 1.22rem);
  line-height: 1.72;
}

.hero-actions {
  display: flex;
  align-items: stretch;
  flex-wrap: wrap;
  gap: 0.8rem;
  margin-top: 2rem;
}

.trust-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.72rem 1.1rem;
  margin: 1.7rem 0 0;
  padding: 0;
  list-style: none;
  color: var(--slate-dim);
  font-family: var(--mono);
  font-size: 0.68rem;
  letter-spacing: 0.025em;
}

.trust-row li {
  display: inline-flex;
  align-items: center;
  gap: 0.48rem;
}

.trust-row li::before {
  content: "";
  width: 0.44rem;
  height: 0.44rem;
  border-radius: 999px;
  background: var(--mint);
  box-shadow: 0 0 0 4px rgba(108, 233, 197, 0.09), 0 0 16px rgba(108, 233, 197, 0.5);
}

.compatibility-note {
  margin: 1rem 0 0;
  color: rgba(184, 190, 212, 0.62);
  font-size: 0.73rem;
}

.product-stage {
  position: relative;
  min-height: 680px;
  display: grid;
  place-items: center;
  isolation: isolate;
}

.stage-halo {
  position: absolute;
  z-index: -2;
  width: min(34rem, 90%);
  aspect-ratio: 1;
  border-radius: 50%;
  background:
    radial-gradient(circle at 48% 46%, rgba(130, 134, 255, 0.36), rgba(119, 120, 255, 0.1) 38%, transparent 68%);
  filter: blur(2px);
}

.stage-orbit,
.stage-orbit::before {
  position: absolute;
  border: 1px solid rgba(168, 173, 255, 0.14);
  border-radius: 50%;
}

.stage-orbit {
  z-index: -1;
  width: min(39rem, 98%);
  aspect-ratio: 1;
  transform: rotate(-10deg);
}

.stage-orbit::before {
  content: "";
  inset: 9%;
  border-style: dashed;
  border-color: rgba(108, 233, 197, 0.15);
}

.device-frame {
  position: relative;
  width: min(350px, 66vw);
  padding: 10px;
  border: 1px solid rgba(226, 228, 255, 0.24);
  border-radius: 48px;
  background:
    linear-gradient(140deg, rgba(255, 255, 255, 0.22), rgba(255, 255, 255, 0.04) 22%, rgba(6, 7, 18, 0.88) 70%),
    #0d0e20;
  box-shadow:
    0 50px 100px rgba(2, 3, 13, 0.58),
    0 0 0 8px rgba(119, 120, 255, 0.035),
    inset 0 1px 0 rgba(255, 255, 255, 0.28);
  transform: rotate(1.5deg);
}

.device-frame::before {
  content: "";
  position: absolute;
  inset: 14px auto 14px -4px;
  width: 2px;
  border-radius: 999px;
  background: linear-gradient(transparent 18%, rgba(168, 173, 255, 0.48) 32%, transparent 58%);
}

.device-frame img {
  width: 100%;
  border-radius: 39px;
}

.local-loop,
.signal-card,
.privacy-badge {
  position: absolute;
  z-index: 4;
}

.local-loop {
  top: 2.5rem;
  left: -1rem;
  width: min(390px, 78%);
  padding: 0.95rem 1rem;
  border-radius: 18px;
}

.loop-title {
  display: flex;
  align-items: center;
  gap: 0.55rem;
  margin: 0 0 0.72rem;
  color: var(--paper);
  font-family: var(--mono);
  font-size: 0.64rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.loop-title::before {
  content: "";
  width: 0.48rem;
  height: 0.48rem;
  border-radius: 50%;
  background: var(--mint);
  box-shadow: 0 0 15px rgba(108, 233, 197, 0.68);
}

.loop-steps {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 0.55rem;
  margin: 0;
  padding: 0;
  list-style: none;
}

.loop-steps li {
  position: relative;
  display: grid;
  gap: 0.18rem;
  color: var(--slate);
  font-size: 0.68rem;
}

.loop-steps li:not(:last-child)::after {
  content: "→";
  position: absolute;
  top: 0.05rem;
  right: -0.33rem;
  color: rgba(168, 173, 255, 0.55);
}

.loop-number {
  color: var(--iris-bright);
  font-family: var(--mono);
  font-size: 0.58rem;
}

.signal-card {
  bottom: 4.6rem;
  left: -1.5rem;
  width: 230px;
  padding: 1rem;
  border-radius: 20px;
}

.signal-meta {
  display: flex;
  justify-content: space-between;
  gap: 0.75rem;
  color: var(--slate-dim);
  font-family: var(--mono);
  font-size: 0.58rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.waveform {
  height: 42px;
  display: flex;
  align-items: center;
  gap: 4px;
  margin-top: 0.6rem;
}

.waveform span {
  width: 3px;
  height: calc(var(--wave) * 1%);
  min-height: 4px;
  border-radius: 999px;
  background: linear-gradient(to top, var(--iris), var(--mint));
  box-shadow: 0 0 8px rgba(108, 233, 197, 0.22);
  animation: signal 1.35s ease-in-out infinite alternate;
  animation-delay: calc(var(--i) * -0.07s);
}

.privacy-badge {
  right: -0.6rem;
  bottom: 8.5rem;
  display: flex;
  align-items: center;
  gap: 0.7rem;
  padding: 0.78rem 0.9rem;
  border: 1px solid rgba(108, 233, 197, 0.2);
  border-radius: 16px;
  background: rgba(9, 18, 25, 0.82);
  box-shadow: 0 18px 42px rgba(1, 5, 11, 0.38), inset 0 1px 0 rgba(255, 255, 255, 0.08);
  -webkit-backdrop-filter: blur(18px);
  backdrop-filter: blur(18px);
}

.privacy-badge svg {
  width: 1.45rem;
  height: 1.45rem;
  color: var(--mint);
}

.privacy-badge span {
  display: block;
  color: var(--paper);
  font-size: 0.74rem;
  font-weight: 700;
}

.privacy-badge small {
  display: block;
  color: var(--slate-dim);
  font-size: 0.59rem;
}

@keyframes signal {
  from { transform: scaleY(0.72); opacity: 0.68; }
  to { transform: scaleY(1); opacity: 1; }
}

/* Privacy receipt */
.receipt-section {
  padding: 1.5rem 0 7rem;
}

.privacy-receipt {
  position: relative;
  overflow: hidden;
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  border-radius: 30px;
}

.privacy-receipt::before {
  content: "";
  position: absolute;
  inset: 0 auto 0 44.5%;
  width: 1px;
  background: var(--line);
}

.receipt-intro,
.receipt-list {
  padding: clamp(2rem, 5vw, 3.8rem);
}

.receipt-intro {
  background:
    radial-gradient(circle at 12% 10%, rgba(119, 120, 255, 0.2), transparent 42%),
    rgba(255, 255, 255, 0.012);
}

.receipt-intro h2 {
  max-width: 12ch;
  margin: 0;
  font-family: var(--display);
  font-size: clamp(2.1rem, 4vw, 3.5rem);
  line-height: 1;
  letter-spacing: -0.05em;
}

.receipt-intro p {
  max-width: 28rem;
  margin: 1.1rem 0 0;
  color: var(--slate);
  line-height: 1.7;
}

.receipt-list {
  display: grid;
  align-content: center;
  gap: 0;
  margin: 0;
  list-style: none;
}

.receipt-list li {
  display: grid;
  grid-template-columns: 40px minmax(0, 1fr) auto;
  align-items: center;
  gap: 0.9rem;
  padding: 1.05rem 0;
  border-bottom: 1px solid var(--line);
}

.receipt-list li:last-child {
  border-bottom: 0;
}

.receipt-icon {
  width: 36px;
  height: 36px;
  display: grid;
  place-items: center;
  border: 1px solid rgba(119, 120, 255, 0.2);
  border-radius: 12px;
  background: rgba(119, 120, 255, 0.08);
  color: var(--iris-bright);
}

.receipt-icon svg {
  width: 17px;
  height: 17px;
}

.receipt-label {
  display: block;
  color: var(--paper);
  font-size: 0.9rem;
  font-weight: 700;
}

.receipt-detail {
  display: block;
  margin-top: 0.15rem;
  color: var(--slate-dim);
  font-size: 0.74rem;
}

.receipt-status {
  color: var(--mint);
  font-family: var(--mono);
  font-size: 0.63rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

/* Feature showcase */
.showcase {
  padding: 2.5rem 0 7rem;
}

.section-heading {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 2rem;
  margin-bottom: 3rem;
}

.section-heading .section-copy {
  max-width: 34rem;
  margin: 0 0 0.35rem;
}

.feature-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.14fr) minmax(340px, 0.86fr);
  grid-template-rows: repeat(2, minmax(300px, auto));
  gap: 1rem;
}

.feature-card {
  position: relative;
  min-width: 0;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: 30px;
  background:
    radial-gradient(circle at 85% 20%, rgba(119, 120, 255, 0.13), transparent 38%),
    rgba(15, 16, 36, 0.68);
  box-shadow: 0 24px 70px rgba(2, 3, 13, 0.27), inset 0 1px 0 rgba(255, 255, 255, 0.06);
}

.feature-card-large {
  grid-row: 1 / 3;
  display: grid;
  grid-template-rows: auto minmax(0, 1fr);
  min-height: 730px;
}

.feature-copy {
  position: relative;
  z-index: 2;
  padding: clamp(1.6rem, 4vw, 2.75rem);
}

.feature-kicker {
  margin: 0 0 0.7rem;
  color: var(--mint);
  font-family: var(--mono);
  font-size: 0.64rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.feature-copy h3 {
  max-width: 17ch;
  margin: 0;
  font-family: var(--display);
  font-size: clamp(1.55rem, 3vw, 2.35rem);
  line-height: 1.06;
  letter-spacing: -0.04em;
}

.feature-copy p {
  max-width: 34rem;
  margin: 0.85rem 0 0;
  color: var(--slate);
  font-size: 0.91rem;
  line-height: 1.66;
}

.feature-screen {
  position: relative;
  align-self: end;
  justify-self: center;
  width: min(370px, 76%);
  margin-bottom: -15.5rem;
  padding: 8px;
  border: 1px solid var(--line-bright);
  border-radius: 39px;
  background: rgba(6, 7, 18, 0.8);
  box-shadow: 0 30px 70px rgba(0, 0, 0, 0.45);
}

.feature-screen img {
  width: 100%;
  border-radius: 32px;
}

.feature-card-compact {
  min-height: 355px;
  display: grid;
  grid-template-columns: minmax(0, 0.86fr) minmax(170px, 0.64fr);
}

.feature-card-compact .feature-copy {
  align-self: center;
  padding-right: 0;
}

.compact-screen {
  align-self: end;
  justify-self: end;
  width: min(210px, 100%);
  margin: 2rem -1.2rem -8.6rem 0;
  padding: 6px;
  border: 1px solid var(--line);
  border-radius: 29px;
  background: rgba(7, 8, 20, 0.86);
  box-shadow: 0 24px 60px rgba(0, 0, 0, 0.42);
  transform: rotate(2deg);
}

.compact-screen img {
  width: 100%;
  border-radius: 24px;
}

.feature-card:nth-child(3) {
  background:
    radial-gradient(circle at 85% 20%, rgba(108, 233, 197, 0.12), transparent 38%),
    rgba(15, 16, 36, 0.68);
}

/* How it works */
.workflow {
  padding: 1rem 0 7rem;
}

.workflow-panel {
  position: relative;
  overflow: hidden;
  padding: clamp(2rem, 5vw, 4rem);
  border-radius: 32px;
}

.workflow-panel::after {
  content: "";
  position: absolute;
  right: -15%;
  bottom: -65%;
  width: 50%;
  aspect-ratio: 1;
  border: 1px solid rgba(108, 233, 197, 0.12);
  border-radius: 50%;
  box-shadow: 0 0 100px rgba(108, 233, 197, 0.08);
}

.workflow-list {
  position: relative;
  z-index: 2;
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 0;
  margin: 3rem 0 0;
  padding: 0;
  list-style: none;
}

.workflow-list::before {
  content: "";
  position: absolute;
  top: 19px;
  left: 7%;
  right: 7%;
  height: 1px;
  background: linear-gradient(90deg, var(--iris), rgba(168, 173, 255, 0.28), var(--mint));
}

.workflow-list li {
  position: relative;
  padding: 0 2rem 0 0;
}

.workflow-number {
  position: relative;
  z-index: 2;
  width: 40px;
  height: 40px;
  display: grid;
  place-items: center;
  border: 1px solid rgba(168, 173, 255, 0.28);
  border-radius: 50%;
  background: #161735;
  color: var(--iris-bright);
  font-family: var(--mono);
  font-size: 0.63rem;
  box-shadow: 0 0 0 8px rgba(17, 18, 41, 0.78);
}

.workflow-list h3 {
  margin: 1.4rem 0 0;
  font-family: var(--display);
  font-size: 1.2rem;
  letter-spacing: -0.025em;
}

.workflow-list p {
  max-width: 18rem;
  margin: 0.55rem 0 0;
  color: var(--slate);
  font-size: 0.85rem;
  line-height: 1.65;
}

/* Widgets */
.widgets {
  padding: 1rem 0 7rem;
}

.widgets-layout {
  display: grid;
  grid-template-columns: minmax(0, 0.78fr) minmax(0, 1.22fr);
  align-items: center;
  gap: clamp(2.5rem, 7vw, 7rem);
}

.widget-stage {
  position: relative;
  min-height: 500px;
  display: grid;
  place-items: center;
}

.widget-stage::before {
  content: "";
  position: absolute;
  width: 78%;
  aspect-ratio: 1;
  border-radius: 50%;
  background: rgba(119, 120, 255, 0.14);
  filter: blur(60px);
}

.widget-tile {
  position: absolute;
  overflow: hidden;
  padding: 0.75rem;
  border-radius: 30px;
}

.widget-tile img {
  width: 100%;
  height: 100%;
  object-fit: contain;
}

.widget-tile-small {
  top: 5%;
  right: 9%;
  width: 42%;
  aspect-ratio: 1;
  transform: rotate(4deg);
}

.widget-tile-medium {
  top: 38%;
  left: 2%;
  width: 67%;
  aspect-ratio: 2.1;
  transform: rotate(-3deg);
}

.widget-tile-large {
  right: 1%;
  bottom: 2%;
  width: 49%;
  aspect-ratio: 1;
  transform: rotate(2deg);
}

.widget-points {
  display: grid;
  gap: 1rem;
  margin: 2rem 0 0;
  padding: 0;
  list-style: none;
}

.widget-points li {
  display: grid;
  grid-template-columns: 30px minmax(0, 1fr);
  gap: 0.8rem;
  align-items: start;
  color: var(--slate);
  font-size: 0.9rem;
}

.widget-points svg {
  width: 1.3rem;
  height: 1.3rem;
  margin-top: 0.05rem;
  color: var(--mint);
}

/* Gallery */
.gallery {
  padding: 1rem 0 7rem;
}

.gallery-rail {
  display: grid;
  grid-template-columns: repeat(4, minmax(220px, 1fr));
  gap: 1rem;
  margin-top: 2.5rem;
}

.gallery-card {
  position: relative;
  overflow: hidden;
  height: 480px;
  padding: 8px 8px 0;
  border: 1px solid var(--line);
  border-radius: 28px;
  background: rgba(13, 14, 32, 0.62);
  box-shadow: 0 22px 55px rgba(0, 0, 0, 0.24);
}

.gallery-card img {
  width: 100%;
  border-radius: 22px 22px 0 0;
}

.gallery-card:nth-child(even) {
  transform: translateY(1.75rem);
}

/* Closing CTA */
.closing {
  padding: 2rem 0 7rem;
}

.closing-panel {
  position: relative;
  overflow: hidden;
  display: grid;
  grid-template-columns: 1fr auto;
  align-items: center;
  gap: 2rem;
  padding: clamp(2rem, 6vw, 4.5rem);
  border-radius: 34px;
}

.closing-panel::before {
  content: "";
  position: absolute;
  top: -80%;
  right: -6%;
  width: 48%;
  aspect-ratio: 1;
  border-radius: 50%;
  background: rgba(119, 120, 255, 0.24);
  filter: blur(45px);
}

.closing-copy {
  position: relative;
  z-index: 2;
}

.closing-copy h2 {
  max-width: 14ch;
  margin: 0;
  font-family: var(--display);
  font-size: clamp(2.2rem, 5vw, 4rem);
  line-height: 0.98;
  letter-spacing: -0.05em;
}

.closing-copy p {
  max-width: 38rem;
  margin: 1rem 0 0;
  color: var(--slate);
}

.closing-panel .button {
  position: relative;
  z-index: 2;
}

/* Footer */
.site-footer {
  border-top: 1px solid var(--line);
}

.footer-inner {
  min-height: 116px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 2rem;
  color: var(--slate-dim);
  font-size: 0.76rem;
}

.footer-brand {
  display: flex;
  align-items: center;
  gap: 0.65rem;
}

.footer-brand img {
  width: 30px;
  height: 30px;
  border-radius: 9px;
}

.footer-links {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 1.2rem;
}

.footer-links a {
  color: var(--slate);
  text-decoration: none;
  transition: color 0.2s ease;
}

.footer-links a:hover {
  color: var(--paper);
}

/* Support */
.simple-header {
  padding-top: 1.25rem;
}

.simple-header .header-inner {
  min-height: 58px;
}

.simple-nav {
  display: flex;
  align-items: center;
  gap: 1.25rem;
  margin-left: auto;
}

.simple-nav a,
.back-link {
  color: var(--slate);
  font-size: 0.8rem;
  font-weight: 650;
  text-decoration: none;
  transition: color 0.2s ease;
}

.simple-nav a:hover,
.back-link:hover {
  color: var(--paper);
}

.support-main {
  width: min(calc(100% - 40px), 940px);
  margin: 0 auto;
  padding: clamp(3.5rem, 8vw, 7rem) 0 7rem;
}

.support-hero {
  max-width: 46rem;
  margin-bottom: 2.75rem;
}

.support-hero h1 {
  margin: 0;
  font-family: var(--display);
  font-size: clamp(2.8rem, 7vw, 5.6rem);
  line-height: 0.95;
  letter-spacing: -0.045em;
}

.support-hero p {
  max-width: 38rem;
  margin: 1.25rem 0 0;
  color: var(--slate);
  font-size: 1.05rem;
}

.faq-list {
  display: grid;
  gap: 0.7rem;
}

.faq-item {
  overflow: clip;
  border: 1px solid var(--line);
  border-radius: 18px;
  background: rgba(15, 16, 36, 0.58);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.045);
  transition: border-color 0.2s ease, background 0.2s ease;
}

.faq-item[open] {
  border-color: rgba(168, 173, 255, 0.26);
  background: rgba(20, 21, 47, 0.7);
}

.faq-item summary {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 1.15rem 1.25rem;
  color: var(--paper);
  cursor: pointer;
  font-family: var(--display);
  font-size: 0.98rem;
  font-weight: 700;
  list-style: none;
}

.faq-item summary::-webkit-details-marker {
  display: none;
}

.faq-item summary::after {
  content: "";
  width: 1.7rem;
  height: 1.7rem;
  flex: 0 0 auto;
  border: 1px solid var(--line);
  border-radius: 50%;
  color: var(--iris-bright);
  background:
    linear-gradient(currentColor, currentColor) center / 11px 1.5px no-repeat,
    linear-gradient(currentColor, currentColor) center / 1.5px 11px no-repeat;
  transform-origin: center;
  transition: transform 0.2s ease;
}

.faq-item[open] summary::after {
  transform: rotate(45deg);
}

.faq-answer {
  margin: 0;
  padding: 0 3.9rem 1.25rem 1.25rem;
  color: var(--slate);
  font-size: 0.9rem;
  line-height: 1.7;
}

.support-contact {
  display: grid;
  grid-template-columns: 1fr auto;
  align-items: center;
  gap: 1.5rem;
  margin-top: 2rem;
  padding: clamp(1.5rem, 5vw, 2.5rem);
  border-radius: 24px;
}

.support-contact h2 {
  margin: 0;
  font-family: var(--display);
  font-size: 1.5rem;
  letter-spacing: -0.035em;
}

.support-contact p {
  margin: 0.45rem 0 0;
  color: var(--slate);
  font-size: 0.86rem;
}

.support-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.65rem;
}

/* Shared legal-page hooks */
.mt-4 {
  margin-top: 1rem;
}

/* Responsive */
@media (max-width: 1020px) {
  :root {
    --header-height: 58px;
  }

  .desktop-nav,
  .header-download {
    display: none;
  }

  .menu-button {
    display: grid;
    width: 36px;
    height: 36px;
    border-radius: 11px;
  }

  .brand img {
    width: 32px;
    height: 32px;
    border-radius: 10px;
  }

  .lang-trigger {
    min-height: 36px;
    padding: 0.48rem 0.62rem;
  }

  .mobile-nav {
    position: fixed;
    inset: -100px 0;
    z-index: 150;
    display: block;
    overflow-y: auto;
    padding: 100px 0;
    background: transparent;
    visibility: hidden;
    pointer-events: none;
    transition: visibility 0s linear 0.3s, background-color 0.3s ease-out;
  }

  .mobile-nav.open {
    visibility: visible;
    pointer-events: auto;
    transition-delay: 0s;
    background: rgba(11, 11, 16, 0.6);
  }

  .mobile-nav-wrap {
    width: min(calc(100% - 48px), 72rem);
    margin: 0 auto;
    padding-top: 5rem;
  }

  .mobile-nav-panel {
    position: relative;
    padding: 1.5rem;
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 1rem;
    background: linear-gradient(180deg, rgba(255, 255, 255, 0.08), rgba(255, 255, 255, 0.03));
    box-shadow: 0 6px 30px rgba(0, 0, 0, 0.35), inset 0 1px 0 rgba(255, 255, 255, 0.06);
    -webkit-backdrop-filter: blur(10px) saturate(120%);
    backdrop-filter: blur(10px) saturate(120%);
    opacity: 0;
    transform: translateY(-20px);
    transition: opacity 0.3s ease-out, transform 0.3s ease-out;
  }

  .mobile-nav.open .mobile-nav-panel {
    opacity: 1;
    transform: translateY(0);
  }

  .mobile-nav-close {
    position: absolute;
    top: 1rem;
    right: 1rem;
    width: 40px;
    height: 40px;
    display: grid;
    place-items: center;
    padding: 0;
    border: 0;
    border-radius: 0.65rem;
    background: transparent;
    color: var(--paper);
    cursor: pointer;
    transition: background 0.2s ease;
  }

  .mobile-nav-close:hover {
    background: rgba(255, 255, 255, 0.1);
  }

  .mobile-nav-close svg {
    width: 24px;
    height: 24px;
  }

  .mobile-nav-links {
    display: flex;
    flex-direction: column;
    gap: 1rem;
    margin-top: 2rem;
  }

  .mobile-nav-links a {
    padding: 0.75rem;
    border-radius: 0.5rem;
    color: var(--slate);
    font-size: 0.9rem;
    font-weight: 650;
    transition: color 0.2s ease, background 0.2s ease;
  }

  .mobile-nav-links a:hover {
    background: rgba(255, 255, 255, 0.05);
    color: var(--paper);
  }

  .hero-grid {
    grid-template-columns: minmax(0, 1fr) minmax(360px, 0.92fr);
    gap: 3rem;
  }

  .product-stage {
    min-height: 600px;
  }

  .device-frame {
    width: 300px;
  }

  .local-loop {
    left: -0.5rem;
  }

  .signal-card {
    left: 0;
    bottom: 3.5rem;
  }

  .privacy-badge {
    right: 0;
  }

  .feature-grid {
    grid-template-columns: 1fr 1fr;
    grid-template-rows: auto auto;
  }

  .feature-card-large {
    grid-column: 1 / 3;
    grid-row: auto;
    min-height: 680px;
  }

  .feature-card-compact {
    min-height: 400px;
    grid-template-columns: 1fr;
    grid-template-rows: auto 1fr;
  }

  .compact-screen {
    width: 190px;
    margin: 0 -0.5rem -10rem 0;
  }

  .gallery-rail {
    overflow-x: auto;
    grid-template-columns: repeat(4, 250px);
    margin-right: -20px;
    padding-right: 20px;
    padding-bottom: 2rem;
    scroll-snap-type: x mandatory;
    scrollbar-width: thin;
  }

  .gallery-card {
    scroll-snap-align: start;
  }
}

@media (max-width: 760px) {
  .container {
    width: min(calc(100% - 32px), var(--container));
  }

  .lang-label {
    display: none;
  }

  .hero {
    padding-top: 3.75rem;
  }

  .hero-grid {
    grid-template-columns: 1fr;
    gap: 2.75rem;
  }

  .display-title {
    max-width: 11ch;
    font-size: clamp(3.25rem, 16vw, 5.2rem);
  }

  .hero-lede {
    max-width: 34rem;
  }

  .product-stage {
    min-height: 620px;
  }

  .device-frame {
    width: min(315px, 76vw);
  }

  .local-loop {
    top: 0.5rem;
    left: 0;
    width: 86%;
  }

  .signal-card {
    bottom: 2rem;
    left: 0;
    width: 200px;
  }

  .privacy-badge {
    right: 0;
    bottom: 6rem;
  }

  .privacy-receipt {
    grid-template-columns: 1fr;
  }

  .privacy-receipt::before {
    display: none;
  }

  .section-heading {
    display: block;
  }

  .section-heading .section-copy {
    margin-top: 1rem;
  }

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

  .feature-card-large,
  .feature-card-compact {
    grid-column: auto;
    min-height: 580px;
  }

  .feature-card-compact {
    min-height: 520px;
  }

  .feature-screen {
    width: 68%;
    margin-bottom: -14rem;
  }

  .compact-screen {
    width: 54%;
    margin: 0 0 -10rem auto;
  }

  .workflow-list {
    grid-template-columns: 1fr;
    gap: 1.8rem;
  }

  .workflow-list::before {
    top: 20px;
    bottom: 20px;
    left: 19px;
    right: auto;
    width: 1px;
    height: auto;
  }

  .workflow-list li {
    display: grid;
    grid-template-columns: 40px 1fr;
    column-gap: 1.2rem;
    padding: 0;
  }

  .workflow-number {
    grid-row: 1 / 3;
  }

  .workflow-list h3 {
    margin: 0;
  }

  .workflow-list p {
    margin-top: 0.4rem;
  }

  .widgets-layout {
    grid-template-columns: 1fr;
    gap: 1.5rem;
  }

  .widget-copy {
    order: -1;
  }

  .widget-stage {
    min-height: 430px;
  }

  .gallery-rail {
    margin-right: -16px;
    padding-right: 16px;
  }

  .closing-panel {
    grid-template-columns: 1fr;
  }

  .closing-panel .button {
    justify-self: start;
  }

  .footer-inner {
    flex-direction: column;
    align-items: flex-start;
    justify-content: center;
    padding: 1.5rem 0;
  }

  .footer-links {
    justify-content: flex-start;
  }

  .simple-nav a {
    display: none;
  }

  .support-contact {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 480px) {
  .header-inner {
    gap: 0.65rem;
  }

  .brand span {
    font-size: 0.92rem;
  }

  .brand img {
    width: 33px;
    height: 33px;
  }

  .header-actions {
    gap: 0.45rem;
  }

  .hero-actions .button {
    width: 100%;
  }

  .product-stage {
    min-height: 570px;
    margin-inline: -8px;
  }

  .device-frame {
    width: 260px;
    border-radius: 39px;
  }

  .device-frame img {
    border-radius: 31px;
  }

  .local-loop {
    width: 94%;
    padding: 0.78rem;
  }

  .loop-steps li {
    font-size: 0.59rem;
  }

  .signal-card {
    width: 170px;
    padding: 0.75rem;
  }

  .privacy-badge {
    max-width: 150px;
    padding: 0.65rem 0.7rem;
  }

  .privacy-badge svg {
    display: none;
  }

  .receipt-list li {
    grid-template-columns: 34px minmax(0, 1fr);
  }

  .receipt-status {
    grid-column: 2;
  }

  .gallery-rail {
    grid-template-columns: repeat(4, 220px);
  }

  .gallery-card {
    height: 430px;
  }
}

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

  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}

@media (prefers-contrast: more) {
  :root {
    --slate: #d9dcef;
    --slate-dim: #b8bed4;
    --line: rgba(255, 255, 255, 0.26);
    --line-bright: rgba(255, 255, 255, 0.42);
  }
}