:root {
  --ink: #f4f6f2;
  --muted: #a8afa9;
  --quiet: #707871;
  --surface: #090b0d;
  --surface-raised: #111519;
  --surface-soft: #171c20;
  --line: rgba(255, 255, 255, 0.11);
  --line-strong: rgba(255, 255, 255, 0.2);
  --amber: #ff9d24;
  --mint: #65e59a;
  --lime: #caef54;
  --header-height: 76px;
  --shell: min(1180px, calc(100vw - 48px));
  --ease-out: cubic-bezier(0.16, 1, 0.3, 1);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  background: var(--surface);
}

body {
  margin: 0;
  color: var(--ink);
  background: var(--surface);
  font-family: -apple-system, BlinkMacSystemFont, "SF Pro Display", "Helvetica Neue", Arial, sans-serif;
  font-size: 16px;
  line-height: 1.55;
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
}

body.nav-open {
  overflow: hidden;
}

::selection {
  color: #07100b;
  background: var(--mint);
}

a {
  color: inherit;
  text-decoration-thickness: 1px;
  text-underline-offset: 0.2em;
}

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

:focus-visible {
  outline: 2px solid var(--mint);
  outline-offset: 5px;
  border-radius: 2px;
}

img,
svg {
  display: block;
  max-width: 100%;
}

img {
  height: auto;
}

h1,
h2,
h3,
p {
  margin-top: 0;
}

h1,
h2,
h3 {
  letter-spacing: -0.035em;
  line-height: 1;
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.skip-link {
  position: fixed;
  z-index: 1000;
  top: 12px;
  left: 12px;
  padding: 10px 16px;
  color: #07100b;
  background: var(--mint);
  border-radius: 999px;
  font-weight: 700;
  transform: translateY(-150%);
  transition: transform 180ms ease;
}

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

.site-header {
  position: fixed;
  z-index: 100;
  inset: 0 0 auto;
  height: var(--header-height);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 max(24px, calc((100vw - 1180px) / 2));
  background: linear-gradient(to bottom, rgba(9, 11, 13, 0.86), rgba(9, 11, 13, 0));
  transition: background 240ms ease, border-color 240ms ease, backdrop-filter 240ms ease;
}

.site-header.is-scrolled {
  background: rgba(9, 11, 13, 0.78);
  border-bottom: 1px solid var(--line);
  -webkit-backdrop-filter: blur(20px) saturate(150%);
  backdrop-filter: blur(20px) saturate(150%);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 11px;
  color: var(--ink);
  text-decoration: none;
  font-weight: 680;
  letter-spacing: -0.02em;
}

.brand img {
  border-radius: 9px;
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.3);
}

.site-nav {
  display: flex;
  align-items: center;
  gap: 30px;
}

.site-nav a {
  position: relative;
  color: var(--muted);
  text-decoration: none;
  font-size: 14px;
  font-weight: 600;
  transition: color 160ms ease;
}

.site-nav a::after {
  position: absolute;
  content: "";
  right: 0;
  bottom: -7px;
  left: 0;
  height: 1px;
  background: var(--mint);
  transform: scaleX(0);
  transform-origin: right;
  transition: transform 220ms var(--ease-out);
}

.site-nav a:hover,
.site-nav a[aria-current="true"] {
  color: var(--ink);
}

.site-nav a:hover::after,
.site-nav a[aria-current="true"]::after {
  transform: scaleX(1);
  transform-origin: left;
}

.nav-toggle {
  display: none;
  width: 44px;
  height: 44px;
  padding: 0;
  border: 0;
  color: var(--ink);
  background: transparent;
}

.nav-toggle span:not(.sr-only) {
  display: block;
  width: 22px;
  height: 1px;
  margin: 6px auto;
  background: currentColor;
  transition: transform 220ms var(--ease-out);
}

.hero {
  position: relative;
  min-height: 100svh;
  overflow: hidden;
  isolation: isolate;
  border-bottom: 1px solid var(--line);
  background:
    radial-gradient(circle at 70% 42%, rgba(101, 229, 154, 0.06), transparent 28%),
    radial-gradient(circle at 40% 8%, rgba(255, 157, 36, 0.05), transparent 24%),
    #090b0d;
}

.hero::before {
  position: absolute;
  z-index: -2;
  content: "";
  inset: 0;
  opacity: 0.22;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 160 160' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.9' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='.18'/%3E%3C/svg%3E");
  pointer-events: none;
}

.hero-inner {
  width: var(--shell);
  min-height: 100svh;
  margin: 0 auto;
  padding: calc(var(--header-height) + 54px) 0 70px;
  display: grid;
  grid-template-columns: minmax(0, 0.92fr) minmax(420px, 0.76fr);
  align-items: center;
  gap: clamp(56px, 7vw, 120px);
}

.hero-copy {
  position: relative;
  z-index: 2;
  max-width: 670px;
  padding-bottom: 24px;
}

.eyebrow,
.section-kicker {
  color: var(--mint);
  font-size: 12px;
  font-weight: 760;
  letter-spacing: 0.16em;
  line-height: 1.2;
  text-transform: uppercase;
}

.eyebrow {
  display: flex;
  align-items: center;
  gap: 9px;
  margin-bottom: 30px;
}

.eyebrow-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--mint);
  box-shadow: 0 0 18px var(--mint);
  animation: pulse 2.4s ease-in-out infinite;
}

.hero h1 {
  max-width: 760px;
  margin-bottom: 30px;
  font-size: clamp(64px, 7.4vw, 112px);
  font-weight: 740;
  letter-spacing: -0.075em;
  line-height: 0.88;
}

.hero h1 span {
  color: transparent;
  background: linear-gradient(96deg, var(--amber) 5%, #f1d552 48%, var(--mint) 92%);
  -webkit-background-clip: text;
  background-clip: text;
}

.hero-deck {
  max-width: 570px;
  margin-bottom: 34px;
  color: #bec4bf;
  font-size: clamp(18px, 1.55vw, 23px);
  letter-spacing: -0.02em;
  line-height: 1.45;
}

.hero-actions {
  display: flex;
  align-items: center;
  gap: 26px;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 16px;
  min-height: 52px;
  padding: 0 22px;
  border: 1px solid transparent;
  border-radius: 999px;
  text-decoration: none;
  font-size: 14px;
  font-weight: 750;
  transition: transform 180ms var(--ease-out), box-shadow 180ms ease, background 180ms ease;
}

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

.button--primary {
  color: #07100b;
  background: var(--mint);
  box-shadow: 0 12px 42px rgba(101, 229, 154, 0.2);
}

.button--primary:hover {
  box-shadow: 0 16px 52px rgba(101, 229, 154, 0.3);
}

.text-link {
  color: var(--ink);
  text-decoration: none;
  font-size: 14px;
  font-weight: 700;
}

.text-link span {
  display: inline-block;
  margin-left: 7px;
  color: var(--mint);
  transition: transform 180ms var(--ease-out);
}

.text-link:hover span {
  transform: translateY(4px);
}

.trust-line {
  display: flex;
  flex-wrap: wrap;
  gap: 0;
  margin: 44px 0 0;
  padding: 0;
  color: var(--quiet);
  list-style: none;
  font-size: 12px;
  font-weight: 650;
  letter-spacing: 0.03em;
}

.trust-line li:not(:last-child)::after {
  content: "·";
  margin: 0 11px;
  color: var(--line-strong);
}

.hero-visual {
  position: relative;
  z-index: 1;
  width: min(100%, 430px);
  justify-self: center;
  transform: translate3d(0, var(--parallax-y, 0), 0);
}

.app-frame {
  position: relative;
  margin: 0;
  padding: 33px 13px 12px;
  border: 1px solid rgba(255, 255, 255, 0.19);
  border-radius: 28px;
  background: linear-gradient(150deg, rgba(49, 59, 67, 0.86), rgba(22, 27, 31, 0.95));
  box-shadow:
    0 48px 120px rgba(0, 0, 0, 0.52),
    0 0 0 1px rgba(0, 0, 0, 0.5),
    inset 0 1px rgba(255, 255, 255, 0.08);
  transform: perspective(1200px) rotateY(-5deg) rotateX(1.5deg);
}

.app-frame::before {
  position: absolute;
  z-index: -1;
  content: "";
  inset: 12% -18% 7%;
  border-radius: 40%;
  background: radial-gradient(circle, rgba(101, 229, 154, 0.15), transparent 64%);
  filter: blur(20px);
}

.app-frame img {
  width: 100%;
  border-radius: 18px;
  clip-path: inset(0 round 18px);
}

.app-frame figcaption {
  position: absolute;
  top: calc(100% + 18px);
  right: 0;
  left: 0;
  color: var(--quiet);
  font-size: 10px;
  letter-spacing: 0.03em;
  text-align: center;
}

.menu-bar-sim {
  position: absolute;
  top: 0;
  right: 15px;
  left: 15px;
  height: 34px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  color: #b9c0ba;
  font-size: 10px;
  font-weight: 680;
}

.menu-bar-value {
  color: var(--ink);
}

.menu-bar-value i {
  display: inline-block;
  width: 6px;
  height: 11px;
  margin-right: 4px;
  border-radius: 5px;
  vertical-align: -1px;
  background: var(--mint);
  box-shadow: 0 0 12px rgba(101, 229, 154, 0.85);
}

.reading {
  position: absolute;
  z-index: 3;
  min-width: 128px;
  padding: 12px 14px;
  border: 1px solid var(--line);
  border-radius: 14px;
  background: rgba(14, 17, 20, 0.72);
  -webkit-backdrop-filter: blur(18px);
  backdrop-filter: blur(18px);
  box-shadow: 0 20px 50px rgba(0, 0, 0, 0.35);
}

.reading span {
  display: block;
  margin-bottom: 2px;
  color: var(--quiet);
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.reading strong {
  font-size: 18px;
  font-variant-numeric: tabular-nums;
  letter-spacing: -0.03em;
}

.reading small {
  color: var(--amber);
  font-size: 10px;
  font-weight: 700;
}

.reading--adapter {
  top: 13%;
  left: -74px;
}

.reading--charging {
  right: -67px;
  bottom: 18%;
}

.reading--charging strong {
  color: var(--mint);
}

.energy-path {
  position: absolute;
  z-index: -1;
  top: 2%;
  right: -5%;
  width: min(78vw, 1140px);
  opacity: 0.65;
  pointer-events: none;
}

.energy-path__halo {
  opacity: 0.22;
}

.energy-path__line {
  stroke-dasharray: 12 18;
  animation: energy-flow 2.6s linear infinite;
}

.hero-glow {
  position: absolute;
  z-index: -1;
  width: 260px;
  height: 260px;
  border-radius: 50%;
  filter: blur(100px);
  opacity: 0.13;
  pointer-events: none;
}

.hero-glow--amber {
  top: -100px;
  left: 20%;
  background: var(--amber);
}

.hero-glow--mint {
  right: 5%;
  bottom: -80px;
  background: var(--mint);
}

.hero-foot {
  position: absolute;
  right: max(24px, calc((100vw - 1180px) / 2));
  bottom: 22px;
  left: max(24px, calc((100vw - 1180px) / 2));
  display: flex;
  justify-content: space-between;
  color: #5f6761;
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.js .hero-copy > *,
.js .hero-visual {
  opacity: 0;
  transform: translateY(22px);
}

.js.ready .hero-copy > * {
  opacity: 1;
  transform: translateY(0);
  transition: opacity 700ms var(--ease-out), transform 700ms var(--ease-out);
}

.js.ready .hero-copy > :nth-child(2) { transition-delay: 80ms; }
.js.ready .hero-copy > :nth-child(3) { transition-delay: 150ms; }
.js.ready .hero-copy > :nth-child(4) { transition-delay: 220ms; }
.js.ready .hero-copy > :nth-child(5) { transition-delay: 290ms; }

.js.ready .hero-visual {
  opacity: 1;
  transform: translate3d(0, var(--parallax-y, 0), 0);
  transition: opacity 900ms 180ms var(--ease-out), transform 900ms 180ms var(--ease-out);
}

.section-shell {
  width: var(--shell);
  margin: 0 auto;
}

.product-section {
  padding: clamp(110px, 12vw, 190px) 0;
  overflow: hidden;
  background: #f0f1ec;
  color: #101310;
}

.section-intro {
  display: grid;
  grid-template-columns: 0.84fr 1.16fr;
  gap: 48px;
  align-items: end;
}

.section-intro .section-kicker {
  grid-column: 1 / -1;
  margin-bottom: -14px;
  color: #388c5a;
}

.section-intro h2,
.support-heading h2,
.legal-article > header h2,
.contact-block h2 {
  margin-bottom: 0;
  font-size: clamp(50px, 6.2vw, 88px);
  font-weight: 740;
  letter-spacing: -0.065em;
  line-height: 0.95;
}

.section-intro > p:last-child {
  max-width: 500px;
  margin: 0 0 4px;
  color: #5a615b;
  font-size: 19px;
}

.measurement-strip {
  margin-top: clamp(70px, 9vw, 126px);
  border-top: 1px solid rgba(16, 19, 16, 0.18);
  display: grid;
  grid-template-columns: repeat(3, 1fr);
}

.measurement-strip > div {
  min-height: 250px;
  padding: 26px 34px 18px 0;
}

.measurement-strip > div:not(:last-child) {
  border-right: 1px solid rgba(16, 19, 16, 0.18);
  margin-right: 34px;
}

.measurement-number {
  display: block;
  margin-bottom: 54px;
  color: #8c938c;
  font-size: 11px;
  font-weight: 750;
  letter-spacing: 0.12em;
}

.measurement-strip h3 {
  margin-bottom: 13px;
  font-size: 22px;
}

.measurement-strip p {
  max-width: 290px;
  margin: 0;
  color: #666d67;
  font-size: 15px;
}

.history-figure {
  position: relative;
  margin: clamp(80px, 10vw, 140px) 0 0;
  padding: clamp(36px, 5vw, 72px) clamp(24px, 6vw, 84px) 0;
  overflow: hidden;
  border-radius: 38px;
  background: #171a1c;
  color: var(--ink);
}

.history-figure::before {
  position: absolute;
  content: "";
  inset: 0;
  background: radial-gradient(circle at 72% 30%, rgba(101, 229, 154, 0.13), transparent 30%);
  pointer-events: none;
}

.history-copy {
  position: relative;
  z-index: 1;
  max-width: 560px;
  margin-bottom: 45px;
}

.history-copy h3 {
  margin: 12px 0 18px;
  font-size: clamp(38px, 5vw, 64px);
  letter-spacing: -0.055em;
}

.history-copy p:last-child {
  max-width: 440px;
  color: var(--muted);
  font-size: 17px;
}

.history-figure img {
  position: relative;
  width: 100%;
  margin: 0 auto -11%;
  border: 1px solid rgba(255, 255, 255, 0.22);
  border-radius: 18px 18px 0 0;
  box-shadow: 0 35px 90px rgba(0, 0, 0, 0.5);
}

.support-section {
  padding: clamp(110px, 12vw, 180px) 0;
  border-bottom: 1px solid var(--line);
  background: #0c0f11;
}

.support-layout {
  display: grid;
  grid-template-columns: minmax(280px, 0.82fr) minmax(450px, 1.18fr);
  gap: clamp(70px, 11vw, 170px);
  align-items: start;
}

.support-heading {
  position: sticky;
  top: calc(var(--header-height) + 48px);
}

.support-heading h2 {
  margin: 18px 0 30px;
}

.support-heading > p:not(.section-kicker) {
  max-width: 390px;
  color: var(--muted);
  font-size: 17px;
}

.support-heading > p a {
  color: var(--ink);
}

.button--light {
  margin-top: 10px;
  color: #111411;
  background: var(--ink);
}

.support-heading .response-note {
  margin-top: 26px;
  color: var(--quiet) !important;
  font-size: 12px !important;
  line-height: 1.5;
}

.faq-list {
  border-top: 1px solid var(--line-strong);
}

.faq-list details {
  border-bottom: 1px solid var(--line);
}

.faq-list summary {
  min-height: 94px;
  padding: 28px 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 28px;
  cursor: pointer;
  list-style: none;
  font-size: 20px;
  font-weight: 650;
  letter-spacing: -0.025em;
}

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

.faq-list summary i {
  position: relative;
  flex: 0 0 24px;
  width: 24px;
  height: 24px;
  border: 1px solid var(--line-strong);
  border-radius: 50%;
  transition: transform 220ms var(--ease-out), border-color 180ms ease;
}

.faq-list summary i::before,
.faq-list summary i::after {
  position: absolute;
  content: "";
  top: 11px;
  left: 7px;
  width: 8px;
  height: 1px;
  background: var(--mint);
}

.faq-list summary i::after {
  transform: rotate(90deg);
}

.faq-list details[open] summary i {
  transform: rotate(45deg);
  border-color: rgba(101, 229, 154, 0.55);
}

.faq-list details > div {
  display: grid;
  grid-template-rows: 0fr;
  transition: grid-template-rows 260ms var(--ease-out);
}

.faq-list details > div > p {
  overflow: hidden;
}

.faq-list details[open] > div {
  grid-template-rows: 1fr;
}

.faq-list details p {
  max-width: 590px;
  margin: -5px 54px 30px 0;
  color: var(--muted);
  font-size: 15px;
}

.privacy-banner {
  color: #07100b;
  background: var(--mint);
}

.privacy-banner__inner {
  min-height: 380px;
  display: grid;
  grid-template-columns: 120px 1.2fr 0.8fr;
  align-items: center;
  gap: clamp(32px, 5vw, 76px);
}

.privacy-mark {
  display: grid;
  width: 106px;
  height: 106px;
  place-items: center;
  border: 1px solid rgba(7, 16, 11, 0.22);
  border-radius: 50%;
}

.privacy-mark svg {
  width: 56px;
}

.privacy-banner .section-kicker {
  color: #1d643a;
}

.privacy-banner h2 {
  margin: 13px 0 0;
  font-size: clamp(42px, 5.3vw, 72px);
  letter-spacing: -0.06em;
}

.privacy-banner__inner > p {
  margin: 0;
  font-size: 17px;
  line-height: 1.5;
}

.legal-section {
  padding: clamp(110px, 12vw, 180px) 0 70px;
}

.legal-layout {
  display: grid;
  grid-template-columns: 250px minmax(0, 760px);
  justify-content: space-between;
  gap: clamp(70px, 12vw, 180px);
  align-items: start;
}

.legal-nav {
  position: sticky;
  top: calc(var(--header-height) + 42px);
  display: grid;
}

.legal-nav > p {
  margin-bottom: 22px;
  color: var(--quiet);
  font-size: 11px;
  font-weight: 750;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.legal-nav > a {
  display: flex;
  justify-content: space-between;
  padding: 14px 0;
  border-top: 1px solid var(--line);
  color: var(--muted);
  text-decoration: none;
  font-size: 14px;
  font-weight: 650;
  transition: color 160ms ease, padding 180ms var(--ease-out);
}

.legal-nav > a:last-of-type {
  border-bottom: 1px solid var(--line);
}

.legal-nav > a span {
  color: var(--quiet);
  font-size: 10px;
}

.legal-nav > a:hover {
  padding-left: 6px;
  color: var(--mint);
}

.legal-nav small {
  margin-top: 20px;
  color: var(--quiet);
  font-size: 11px;
}

.legal-article {
  scroll-margin-top: calc(var(--header-height) + 30px);
  padding-bottom: clamp(110px, 14vw, 190px);
}

.legal-article > header {
  padding-bottom: 50px;
  border-bottom: 1px solid var(--line-strong);
}

.legal-article > header h2 {
  margin: 18px 0 32px;
}

.legal-lead {
  max-width: 660px;
  margin-bottom: 0;
  color: #cbd0cb;
  font-size: 21px;
  line-height: 1.45;
}

.legal-article > section {
  display: grid;
  grid-template-columns: 190px minmax(0, 1fr);
  gap: 42px;
  padding: 32px 0;
  border-bottom: 1px solid var(--line);
}

.legal-article h3 {
  margin: 3px 0 0;
  font-size: 15px;
  line-height: 1.3;
}

.legal-article section p {
  grid-column: 2;
  margin-bottom: 13px;
  color: var(--muted);
  font-size: 15px;
}

.legal-article section h3 + p {
  grid-row: 1;
}

.legal-article section p:last-child {
  margin-bottom: 0;
}

.legal-article a {
  color: var(--ink);
}

.contact-block {
  scroll-margin-top: calc(var(--header-height) + 30px);
  padding: 78px 0;
  border-top: 1px solid var(--line-strong);
}

.contact-block h2 {
  margin: 18px 0 22px;
}

.contact-block > p:not(.section-kicker) {
  max-width: 560px;
  color: var(--muted);
  font-size: 18px;
}

.contact-block > a {
  display: inline-flex;
  gap: 18px;
  margin-top: 32px;
  color: var(--mint);
  text-decoration: none;
  font-size: clamp(24px, 4vw, 44px);
  font-weight: 680;
  letter-spacing: -0.04em;
}

.contact-block > a span {
  transition: transform 180ms var(--ease-out);
}

.contact-block > a:hover span {
  transform: translate(5px, -5px);
}

.site-footer {
  width: var(--shell);
  margin: 0 auto;
  padding: 50px 0 38px;
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 45px;
  border-top: 1px solid var(--line);
}

.brand--footer {
  font-size: 14px;
}

.site-footer > div > p {
  margin: 10px 0 0;
  color: var(--quiet);
  font-size: 12px;
}

.site-footer nav {
  display: flex;
  flex-wrap: wrap;
  gap: 25px;
  align-items: center;
}

.site-footer nav a {
  color: var(--muted);
  text-decoration: none;
  font-size: 12px;
  font-weight: 650;
}

.site-footer nav a:hover {
  color: var(--ink);
}

.copyright {
  grid-column: 1 / -1;
  margin: 4px 0 0;
  color: #59605a;
  font-size: 10px;
}

.reveal {
  opacity: 1;
  transform: none;
}

.js .reveal {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity 700ms var(--ease-out), transform 700ms var(--ease-out);
}

.js .reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}

@keyframes energy-flow {
  to { stroke-dashoffset: -60; }
}

@keyframes pulse {
  0%, 100% { opacity: 0.6; transform: scale(0.86); }
  50% { opacity: 1; transform: scale(1); }
}

@media (max-width: 980px) {
  :root {
    --shell: min(100% - 40px, 760px);
  }

  .hero-inner {
    min-height: auto;
    padding-top: calc(var(--header-height) + 85px);
    padding-bottom: 130px;
    grid-template-columns: 1fr;
    gap: 80px;
  }

  .hero-copy {
    max-width: 690px;
  }

  .hero-visual {
    width: min(78vw, 430px);
  }

  .energy-path {
    top: 34%;
    right: -24%;
    width: 140vw;
  }

  .section-intro,
  .support-layout,
  .legal-layout {
    grid-template-columns: 1fr;
  }

  .section-intro {
    gap: 26px;
  }

  .section-intro .section-kicker {
    margin-bottom: 0;
  }

  .support-layout,
  .legal-layout {
    gap: 70px;
  }

  .support-heading,
  .legal-nav {
    position: static;
  }

  .support-heading > p:not(.section-kicker) {
    max-width: 540px;
  }

  .legal-nav {
    grid-template-columns: repeat(3, 1fr);
    gap: 16px;
  }

  .legal-nav > p,
  .legal-nav small {
    grid-column: 1 / -1;
  }

  .legal-nav > a,
  .legal-nav > a:last-of-type {
    border-bottom: 1px solid var(--line);
  }

  .privacy-banner__inner {
    grid-template-columns: 90px 1fr;
    padding: 60px 0;
  }

  .privacy-mark {
    width: 80px;
    height: 80px;
  }

  .privacy-mark svg {
    width: 43px;
  }

  .privacy-banner__inner > p {
    grid-column: 2;
  }
}

@media (max-width: 720px) {
  :root {
    --header-height: 68px;
    --shell: calc(100% - 32px);
  }

  .site-header {
    padding: 0 16px;
  }

  .brand img {
    width: 34px;
    height: 34px;
    border-radius: 8px;
  }

  .site-header > .brand {
    position: relative;
    z-index: 2;
  }

  .nav-toggle {
    position: relative;
    z-index: 2;
    display: block;
  }

  .nav-toggle[aria-expanded="true"] span[aria-hidden="true"]:nth-of-type(2) {
    transform: translateY(3.5px) rotate(45deg);
  }

  .nav-toggle[aria-expanded="true"] span[aria-hidden="true"]:nth-of-type(3) {
    transform: translateY(-3.5px) rotate(-45deg);
  }

  .site-nav {
    position: fixed;
    inset: 0;
    padding: 110px 24px 48px;
    flex-direction: column;
    align-items: flex-start;
    gap: 10px;
    visibility: hidden;
    opacity: 0;
    background: rgba(9, 11, 13, 0.98);
    transition: opacity 220ms ease, visibility 220ms ease;
  }

  .site-nav.is-open {
    visibility: visible;
    opacity: 1;
  }

  .site-nav a {
    width: 100%;
    padding: 12px 0;
    border-bottom: 1px solid var(--line);
    color: var(--ink);
    font-size: 28px;
    letter-spacing: -0.04em;
  }

  .site-nav a::after {
    display: none;
  }

  .hero-inner {
    padding-top: 120px;
    padding-bottom: 130px;
    gap: 74px;
  }

  .eyebrow {
    margin-bottom: 23px;
  }

  .hero h1 {
    margin-bottom: 24px;
    font-size: clamp(55px, 16vw, 78px);
    line-height: 0.92;
  }

  .hero-deck {
    font-size: 18px;
  }

  .hero-actions {
    align-items: flex-start;
    flex-direction: column;
    gap: 22px;
  }

  .button {
    width: 100%;
  }

  .trust-line {
    gap: 7px 0;
  }

  .hero-visual {
    width: min(86vw, 390px);
  }

  .app-frame {
    transform: none;
  }

  .reading {
    min-width: 114px;
    padding: 10px 12px;
  }

  .reading strong {
    font-size: 16px;
  }

  .reading--adapter {
    top: 7%;
    left: -8px;
    transform: translateX(-6%);
  }

  .reading--charging {
    right: -8px;
    bottom: 17%;
    transform: translateX(6%);
  }

  .hero-foot span:last-child {
    display: none;
  }

  .product-section,
  .support-section,
  .legal-section {
    padding-top: 100px;
    padding-bottom: 100px;
  }

  .section-intro h2,
  .support-heading h2,
  .legal-article > header h2,
  .contact-block h2 {
    font-size: clamp(46px, 14vw, 66px);
  }

  .measurement-strip {
    grid-template-columns: 1fr;
    margin-top: 70px;
  }

  .measurement-strip > div {
    min-height: 0;
    padding: 25px 0 31px;
  }

  .measurement-strip > div:not(:last-child) {
    margin: 0;
    border-right: 0;
    border-bottom: 1px solid rgba(16, 19, 16, 0.18);
  }

  .measurement-number {
    margin-bottom: 30px;
  }

  .history-figure {
    margin-right: -8px;
    margin-left: -8px;
    padding: 34px 18px 0;
    border-radius: 24px;
  }

  .history-copy h3 {
    font-size: 42px;
  }

  .history-figure img {
    width: 165%;
    max-width: none;
    margin-left: -15%;
  }

  .support-layout,
  .legal-layout {
    gap: 64px;
  }

  .faq-list summary {
    min-height: 82px;
    font-size: 17px;
  }

  .privacy-banner__inner {
    min-height: 0;
    grid-template-columns: 1fr;
    gap: 27px;
    padding: 70px 0;
  }

  .privacy-mark {
    width: 72px;
    height: 72px;
  }

  .privacy-banner__inner > p {
    grid-column: 1;
  }

  .legal-nav {
    grid-template-columns: 1fr;
    gap: 0;
  }

  .legal-nav > a {
    padding: 15px 0;
  }

  .legal-article > header {
    padding-bottom: 38px;
  }

  .legal-lead {
    font-size: 18px;
  }

  .legal-article > section {
    grid-template-columns: 1fr;
    gap: 12px;
    padding: 27px 0;
  }

  .legal-article section p,
  .legal-article section h3 + p {
    grid-column: 1;
    grid-row: auto;
  }

  .legal-article h3 {
    font-size: 16px;
  }

  .contact-block > a {
    font-size: clamp(22px, 7vw, 34px);
  }

  .site-footer {
    grid-template-columns: 1fr;
    gap: 28px;
  }

  .site-footer nav {
    gap: 18px 22px;
  }

  .copyright {
    grid-column: 1;
  }
}

@media (max-height: 780px) and (min-width: 981px) {
  .hero-inner {
    padding-top: calc(var(--header-height) + 35px);
    padding-bottom: 50px;
  }

  .hero h1 {
    font-size: clamp(62px, 6.7vw, 90px);
  }

  .hero-visual {
    width: min(44vh, 390px);
  }

  .trust-line {
    margin-top: 30px;
  }
}

@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;
  }

  .js .hero-copy > *,
  .js .hero-visual,
  .js .reveal {
    opacity: 1;
    transform: none;
  }
}