@font-face {
  font-family: "Onest";
  src: url("fonts/onest-cyrillic-wght-normal.woff2") format("woff2-variations");
  font-style: normal;
  font-weight: 100 900;
  font-display: swap;
  unicode-range: U+0301, U+0400-045F, U+0490-0491, U+04B0-04B1, U+2116;
}

@font-face {
  font-family: "Onest";
  src: url("fonts/onest-latin-wght-normal.woff2") format("woff2-variations");
  font-style: normal;
  font-weight: 100 900;
  font-display: swap;
  unicode-range:
    U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC,
    U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212,
    U+2215, U+FEFF, U+FFFD;
}

@font-face {
  font-family: "Roboto Condensed";
  src: url("fonts/roboto-condensed-cyrillic-wght-normal.woff2") format("woff2-variations");
  font-style: normal;
  font-weight: 100 900;
  font-display: swap;
  unicode-range: U+0301, U+0400-045F, U+0490-0491, U+04B0-04B1, U+2116;
}

@font-face {
  font-family: "Roboto Condensed";
  src: url("fonts/roboto-condensed-latin-wght-normal.woff2") format("woff2-variations");
  font-style: normal;
  font-weight: 100 900;
  font-display: swap;
  unicode-range:
    U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC,
    U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212,
    U+2215, U+FEFF, U+FFFD;
}

:root {
  color-scheme: dark;
  --font-body: "Onest", "Segoe UI", sans-serif;
  --font-numeric: "Roboto Condensed", "Arial Narrow", sans-serif;
  --night: #061119;
  --night-deep: #030a10;
  --surface: #0a1924;
  --surface-raised: #102434;
  --surface-soft: rgba(18, 42, 58, 0.68);
  --text: #f2f7fa;
  --text-soft: #a8bdcc;
  --text-faint: #7690a3;
  --line: rgba(162, 195, 216, 0.2);
  --line-strong: rgba(176, 213, 234, 0.34);
  --teal: #00dfa2;
  --teal-dark: #063e34;
  --recovery: #16ec06;
  --recovery-yellow: #ffde00;
  --sleep: #7ba1bb;
  --strain: #0093e7;
  --radius-card: 20px;
  --radius-control: 12px;
  --page: min(100% - 48px, 1360px);
  --ease: cubic-bezier(0.16, 1, 0.3, 1);
}

* {
  box-sizing: border-box;
}

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

body {
  margin: 0;
  overflow-x: clip;
  color: var(--text);
  background:
    radial-gradient(circle at 82% 12%, rgba(75, 139, 177, 0.08), transparent 28rem),
    var(--night);
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.55;
  text-rendering: optimizeLegibility;
}

::selection {
  color: #06241d;
  background: var(--teal);
}

:focus-visible {
  outline: 3px solid var(--teal);
  outline-offset: 4px;
}

* {
  scrollbar-color: #34566d var(--night-deep);
  scrollbar-width: thin;
}

::-webkit-scrollbar {
  width: 10px;
}

::-webkit-scrollbar-track {
  background: var(--night-deep);
}

::-webkit-scrollbar-thumb {
  background: #34566d;
  border: 2px solid var(--night-deep);
  border-radius: 999px;
}

a {
  color: inherit;
  text-decoration-thickness: 1px;
  text-underline-offset: 0.22em;
}

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

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

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

h1,
h2,
h3 {
  margin-bottom: 0;
  text-wrap: balance;
}

.skip-link {
  position: fixed;
  z-index: 100;
  top: 12px;
  left: 18px;
  padding: 10px 14px;
  color: #06241d;
  background: var(--teal);
  border-radius: var(--radius-control);
  font-weight: 800;
  transform: translateY(-160%);
}

.skip-link:focus {
  transform: none;
}

.site-header {
  position: fixed;
  z-index: 40;
  top: 14px;
  left: 50%;
  width: var(--page);
  min-height: 64px;
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: 26px;
  padding: 9px 10px 9px 14px;
  background: rgba(5, 17, 25, 0.8);
  border: 1px solid var(--line-strong);
  border-radius: 16px;
  box-shadow: 0 18px 70px rgba(0, 7, 12, 0.34);
  backdrop-filter: blur(20px) saturate(140%);
  transform: translateX(-50%);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-weight: 820;
  letter-spacing: -0.03em;
  text-decoration: none;
}

.brand img {
  width: 40px;
  height: 40px;
  border-radius: 11px;
}

.primary-nav {
  justify-self: center;
  display: flex;
  align-items: center;
  gap: clamp(18px, 2.5vw, 40px);
  white-space: nowrap;
}

.primary-nav a,
.text-link {
  color: var(--text-soft);
  font-size: 0.86rem;
  font-weight: 650;
  text-decoration: none;
  transition: color 180ms ease;
}

.primary-nav a:hover,
.text-link:hover {
  color: var(--text);
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 16px;
}

.menu-toggle {
  display: none;
  color: var(--text);
  background: none;
  border: 0;
  font: inherit;
  font-weight: 720;
}

.button {
  display: inline-flex;
  min-height: 50px;
  align-items: center;
  justify-content: center;
  padding: 0 22px;
  color: #05231c;
  background: var(--teal);
  border: 1px solid var(--teal);
  border-radius: var(--radius-control);
  box-shadow: 0 14px 34px rgba(0, 223, 162, 0.14);
  font-weight: 820;
  text-decoration: none;
  white-space: nowrap;
  transition:
    transform 220ms var(--ease),
    background 220ms var(--ease),
    box-shadow 220ms var(--ease);
}

.button:hover {
  background: #35e9b8;
  box-shadow: 0 18px 40px rgba(0, 223, 162, 0.22);
  transform: translateY(-2px);
}

.button:active {
  transform: translateY(1px) scale(0.99);
}

.button-compact {
  min-height: 42px;
  padding-inline: 16px;
  font-size: 0.82rem;
}

.line-link {
  display: inline-flex;
  min-height: 44px;
  align-items: center;
  color: var(--text);
  font-weight: 760;
  text-decoration-color: var(--teal);
  text-decoration-thickness: 2px;
  text-underline-offset: 0.34em;
}

.hero {
  position: relative;
  min-height: 100dvh;
  display: grid;
  grid-template-columns: minmax(340px, 0.86fr) minmax(500px, 1.14fr);
  align-items: center;
  gap: clamp(44px, 6vw, 100px);
  isolation: isolate;
  overflow: hidden;
  padding:
    clamp(112px, 12vh, 140px)
    max(24px, calc((100vw - 1360px) / 2))
    70px;
}

.hero::after {
  content: "";
  position: absolute;
  z-index: -1;
  inset: 0;
  background:
    linear-gradient(90deg, rgba(3, 10, 16, 0.98) 0%, rgba(3, 10, 16, 0.85) 36%, rgba(3, 10, 16, 0.18) 72%),
    linear-gradient(0deg, var(--night-deep) 0%, transparent 22%);
  pointer-events: none;
}

.hero-atmosphere {
  position: absolute;
  z-index: -2;
  inset: 0;
  background-image: url("polar-horizon.webp");
  background-position: center 20%;
  background-size: cover;
  opacity: 0.96;
  transform: scale(1.035);
}

.hero-copy {
  position: relative;
  z-index: 2;
  align-self: center;
  max-width: 650px;
}

.compatibility {
  margin-bottom: 20px;
  color: #c4d8e6;
  font-size: 0.78rem;
  font-weight: 760;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.hero h1 {
  max-width: 700px;
  font-size: clamp(3.3rem, 4.2vw, 4.1rem);
  font-weight: 840;
  letter-spacing: -0.066em;
  line-height: 0.92;
}

.hero h1 span {
  color: #a8c8dc;
}

.hero-intro {
  max-width: 570px;
  margin: 28px 0 0;
  color: var(--text-soft);
  font-size: clamp(1.05rem, 1.5vw, 1.3rem);
  line-height: 1.55;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 16px 24px;
  margin-top: 34px;
}

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

.hero-product::before {
  content: "";
  position: absolute;
  width: min(43vw, 610px);
  height: min(43vw, 610px);
  border: 1px solid rgba(143, 195, 226, 0.22);
  border-radius: 50%;
  box-shadow:
    inset 0 0 90px rgba(84, 157, 200, 0.08),
    0 0 120px rgba(74, 150, 194, 0.08);
}

.hero-phone {
  position: relative;
  z-index: 2;
  width: min(330px, 34vw);
  margin: 0;
  transform: rotate(2deg);
}

.phone-shell {
  overflow: hidden;
  padding: 7px;
  background: #02080d;
  border: 1px solid rgba(191, 222, 241, 0.34);
  border-radius: 38px;
  box-shadow:
    0 38px 110px rgba(0, 4, 8, 0.66),
    inset 0 1px 0 rgba(255, 255, 255, 0.1);
}

.phone-shell img {
  width: 100%;
  height: auto;
  border-radius: 31px;
}

.hero-phone figcaption {
  margin-top: 16px;
  color: var(--text-soft);
  font-size: 0.82rem;
  text-align: center;
}

.hero-score {
  position: absolute;
  z-index: 3;
  right: 2%;
  top: 15%;
  min-width: 170px;
  padding: 20px;
  background: rgba(7, 22, 32, 0.76);
  border: 1px solid var(--line-strong);
  border-radius: var(--radius-card);
  box-shadow: 0 28px 70px rgba(0, 7, 12, 0.4);
  backdrop-filter: blur(18px);
}

.hero-score strong {
  color: var(--recovery);
  font-family: var(--font-numeric);
  font-size: 4.3rem;
  font-weight: 860;
  letter-spacing: -0.06em;
  line-height: 0.9;
}

.hero-score strong span {
  font-size: 0.52em;
}

.hero-score p {
  margin: 12px 0 0;
  color: var(--text);
  font-size: 0.86rem;
  font-weight: 700;
}

.route-strip {
  width: var(--page);
  min-height: 132px;
  display: grid;
  grid-template-columns: 1fr auto 1fr auto 1fr;
  align-items: center;
  gap: 24px;
  margin: -1px auto 0;
  padding: 28px 0;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.route-strip div {
  display: grid;
  gap: 4px;
}

.route-strip span {
  color: var(--text-faint);
  font-size: 0.78rem;
}

.route-strip strong {
  font-size: clamp(1rem, 1.4vw, 1.25rem);
}

.route-strip b {
  color: #6b8ca2;
  font-size: 1.6rem;
  font-weight: 400;
}

.signal-strip {
  width: var(--page);
  display: grid;
  grid-template-columns: repeat(3, minmax(150px, 0.72fr)) minmax(240px, 1.5fr);
  align-items: stretch;
  margin: 0 auto;
  border-bottom: 1px solid var(--line);
}

.signal {
  min-height: 154px;
  display: flex;
  align-items: flex-end;
  gap: 13px;
  padding: 28px 22px 28px 0;
}

.signal + .signal,
.signal-note {
  padding-left: 22px;
  border-left: 1px solid var(--line);
}

.signal span {
  font-family: var(--font-numeric);
  font-size: clamp(2.65rem, 4vw, 4.7rem);
  font-weight: 850;
  letter-spacing: -0.05em;
  line-height: 0.8;
}

.signal p {
  margin: 0;
  font-size: 0.86rem;
  font-weight: 700;
  line-height: 1.15;
}

.signal small {
  display: block;
  margin-top: 6px;
  color: var(--text-faint);
  font-size: 0.7rem;
  font-weight: 520;
}

.signal-recovery span {
  color: var(--recovery);
}

.signal-sleep span {
  color: var(--sleep);
}

.signal-strain span {
  color: var(--strain);
}

.signal-note {
  min-height: 154px;
  display: flex;
  align-items: center;
  margin: 0;
  color: var(--text-soft);
  font-size: 1rem;
}

.section {
  width: var(--page);
  margin: 0 auto;
  padding: clamp(92px, 10vw, 150px) 0;
  border-bottom: 1px solid var(--line);
}

.section-heading {
  display: grid;
  gap: 20px;
  max-width: 860px;
  margin-bottom: 58px;
}

.section-heading h2,
.coach-copy h2,
.connection-intro h2,
.plans-intro h2,
.final-cta h2 {
  font-size: clamp(2.6rem, 5vw, 5.4rem);
  font-weight: 820;
  letter-spacing: -0.055em;
  line-height: 0.98;
}

.section-heading p,
.coach-copy > p,
.connection-intro > p,
.plans-intro p {
  max-width: 650px;
  margin: 0;
  color: var(--text-soft);
  font-size: clamp(1rem, 1.4vw, 1.18rem);
}

.language-section {
  display: grid;
  grid-template-columns: minmax(280px, 0.82fr) minmax(500px, 1.18fr);
  gap: clamp(50px, 8vw, 120px);
  align-items: start;
}

.language-section .section-heading {
  position: sticky;
  top: 110px;
  margin-bottom: 0;
}

.translation-ledger {
  display: grid;
}

.translation-ledger article {
  display: grid;
  grid-template-columns: 0.75fr 1.25fr;
  gap: 10px 24px;
  padding: 26px 0;
  border-bottom: 1px solid var(--line);
}

.translation-ledger article:first-child {
  padding-top: 0;
}

.translation-ledger p {
  margin: 4px 0 0;
  color: var(--text-faint);
  font-size: 0.82rem;
}

.translation-ledger h3 {
  font-size: clamp(1.75rem, 3vw, 3rem);
  letter-spacing: -0.045em;
}

.translation-ledger span {
  grid-column: 2;
  color: var(--text-soft);
  font-size: 0.9rem;
}

.feature-statement {
  grid-column: 2;
  display: grid;
  gap: 16px;
  padding: 26px;
  background: var(--surface-soft);
  border: 1px solid var(--line);
  border-radius: var(--radius-card);
}

.feature-statement p {
  max-width: 620px;
  margin: 0;
  font-size: 1.18rem;
}

.screens-section {
  width: 100%;
  padding-inline: max(24px, calc((100vw - 1360px) / 2));
  background:
    radial-gradient(circle at 78% 34%, rgba(93, 157, 197, 0.1), transparent 30rem),
    var(--night-deep);
}

.screen-composition {
  display: grid;
  grid-template-columns: minmax(250px, 1.12fr) repeat(2, minmax(210px, 0.82fr)) minmax(180px, 0.62fr);
  gap: clamp(20px, 3vw, 44px);
  align-items: end;
}

.product-screen {
  margin: 0;
}

.product-screen-primary {
  transform: translateY(-24px);
}

.product-screen .phone-shell {
  border-radius: 32px;
}

.product-screen .phone-shell img {
  border-radius: 25px;
}

.product-screen figcaption {
  display: grid;
  gap: 2px;
  margin-top: 16px;
}

.product-screen figcaption strong {
  font-size: 1rem;
}

.product-screen figcaption span {
  color: var(--text-faint);
  font-size: 0.78rem;
}

.screen-note {
  align-self: center;
  padding: 26px;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius-card);
}

.screen-note strong {
  color: var(--teal);
  font-family: var(--font-numeric);
  font-size: clamp(2.2rem, 4vw, 4rem);
  letter-spacing: -0.04em;
}

.screen-note p {
  margin: 12px 0 0;
  color: var(--text-soft);
}

.coach-section {
  display: grid;
  grid-template-columns: minmax(280px, 0.7fr) minmax(420px, 1.3fr);
  gap: clamp(50px, 8vw, 130px);
  align-items: center;
}

.coach-visual {
  position: relative;
  padding: 40px;
  background:
    linear-gradient(145deg, rgba(44, 90, 118, 0.36), rgba(5, 15, 23, 0.1)),
    var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius-card);
}

.coach-screen {
  max-width: 320px;
  margin: 0 auto;
}

.coach-copy {
  max-width: 720px;
}

.coach-copy > p {
  margin: 24px 0 0;
}

.coach-facts {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  margin: 40px 0 0;
  padding: 0;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.coach-facts div {
  padding: 24px 18px;
}

.coach-facts div + div {
  border-left: 1px solid var(--line);
}

.coach-facts dt {
  font-family: var(--font-numeric);
  font-size: clamp(2rem, 3vw, 3.2rem);
  font-weight: 820;
  letter-spacing: -0.04em;
  line-height: 1;
}

.coach-facts dt.metric-recovery-zone {
  color: var(--recovery-yellow);
}

.coach-facts dd {
  margin: 10px 0 0;
  color: var(--text);
  font-size: 0.82rem;
}

.coach-facts small {
  display: block;
  color: var(--text-faint);
}

.coach-answer {
  margin-top: 30px;
  padding: 24px;
  background: var(--surface-soft);
  border: 1px solid var(--line);
  border-radius: var(--radius-card);
}

.coach-answer p {
  margin: 0;
}

.coach-target {
  display: flex;
  align-items: baseline;
  gap: 10px;
  margin-top: 20px !important;
  color: var(--text-soft);
  font-size: 0.86rem;
}

.coach-target span {
  color: var(--text-faint);
}

.coach-target strong {
  margin-left: auto;
  color: var(--strain);
  font-family: var(--font-numeric);
  font-size: 2.2rem;
}

.fine-print {
  max-width: 850px;
  margin: 20px 0 0;
  color: var(--text-faint);
  font-size: 0.78rem;
}

.connection-section {
  width: 100%;
  display: grid;
  grid-template-columns: minmax(300px, 0.85fr) minmax(520px, 1.15fr);
  gap: clamp(50px, 8vw, 120px);
  padding-inline: max(24px, calc((100vw - 1360px) / 2));
  background:
    linear-gradient(135deg, rgba(0, 223, 162, 0.1), transparent 45%),
    var(--surface);
}

.connection-intro > p {
  margin-top: 22px;
}

.connection-sequence {
  display: grid;
  gap: 0;
  margin: 0;
  padding: 0;
  list-style: none;
  counter-reset: connect;
}

.connection-sequence li {
  position: relative;
  display: grid;
  gap: 5px;
  padding: 22px 0 22px 56px;
  border-bottom: 1px solid var(--line);
  counter-increment: connect;
}

.connection-sequence li::before {
  content: "0" counter(connect);
  position: absolute;
  left: 0;
  top: 24px;
  color: var(--teal);
  font-family: var(--font-numeric);
  font-size: 1rem;
}

.connection-sequence strong {
  font-size: 1.08rem;
}

.connection-sequence span {
  color: var(--text-soft);
  font-size: 0.9rem;
}

.connection-proof {
  grid-column: 2;
  margin: -76px 0 0;
  color: var(--text-faint);
  font-size: 0.78rem;
}

.compare-section .section-heading {
  max-width: 930px;
}

.comparison-grid {
  display: grid;
  grid-template-columns: 1.35fr 0.85fr 0.85fr 1.15fr;
  gap: 16px;
}

.comparison-grid article {
  min-height: 230px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  padding: 26px;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius-card);
}

.comparison-grid article:nth-child(2),
.comparison-grid article:nth-child(4) {
  background: linear-gradient(145deg, var(--surface-raised), var(--surface));
}

.comparison-grid h3 {
  font-size: clamp(1.4rem, 2.4vw, 2.3rem);
  letter-spacing: -0.04em;
}

.comparison-grid p {
  margin: 34px 0 0;
  color: var(--text-soft);
  font-size: 0.9rem;
}

.device-list {
  display: grid;
}

.device-list article {
  display: grid;
  grid-template-columns: minmax(280px, 1.35fr) minmax(210px, 0.75fr) auto;
  align-items: center;
  gap: 34px;
  padding: 28px 0;
  border-top: 1px solid var(--line);
}

.device-list article:last-child {
  border-bottom: 1px solid var(--line);
}

.device-tag {
  margin: 0 0 7px;
  color: var(--teal);
  font-size: 0.72rem;
  font-weight: 760;
  letter-spacing: 0.08em;
}

.device-list h3 {
  font-size: 2rem;
  letter-spacing: -0.035em;
}

.device-list article > div > p:last-child {
  max-width: 580px;
  margin: 8px 0 0;
  color: var(--text-soft);
  font-size: 0.9rem;
}

.device-price {
  display: grid;
  gap: 4px;
  margin: 0;
}

.device-price strong {
  font-family: var(--font-numeric);
  font-size: 1.8rem;
}

.device-price span {
  color: var(--text-faint);
  font-size: 0.76rem;
}

.plans-section {
  width: 100%;
  padding-inline: max(24px, calc((100vw - 1360px) / 2));
  background:
    radial-gradient(circle at 80% 30%, rgba(53, 121, 161, 0.14), transparent 28rem),
    var(--night-deep);
}

.plans-intro {
  display: grid;
  gap: 20px;
  max-width: 820px;
  margin-bottom: 54px;
}

.plan-layout {
  display: grid;
  grid-template-columns: minmax(520px, 1.4fr) minmax(280px, 0.6fr);
  gap: 22px;
  align-items: stretch;
}

.plan,
.plan-monthly {
  padding: clamp(28px, 4vw, 48px);
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius-card);
}

.plan-featured {
  background:
    linear-gradient(135deg, rgba(0, 223, 162, 0.08), transparent 48%),
    var(--surface-raised);
  border-color: rgba(0, 223, 162, 0.42);
}

.plan-heading {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 28px;
}

.plan h3,
.plan-monthly h3 {
  font-size: 2rem;
}

.plan-heading p,
.plan-monthly p {
  margin: 8px 0 0;
  color: var(--text-soft);
}

.plan-price {
  display: grid;
  margin: 0;
  text-align: right;
}

.plan-price .price-value {
  color: var(--teal);
  font-family: var(--font-numeric);
  font-size: clamp(2.8rem, 5vw, 5.4rem);
  font-weight: 800;
  letter-spacing: -0.05em;
  line-height: 0.9;
}

.plan-price small {
  display: block;
  margin-top: 8px;
  color: var(--text-soft);
  font-family: var(--font-body);
  font-size: 0.82rem;
  font-weight: 520;
  letter-spacing: 0;
  line-height: 1.35;
}

.plan ul {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 12px 30px;
  margin: 38px 0;
  padding: 0;
  list-style: none;
}

.plan li {
  position: relative;
  padding-left: 24px;
  color: #d9e7ee;
  font-size: 0.9rem;
}

.plan li::before {
  content: "✓";
  position: absolute;
  left: 0;
  color: var(--teal);
  font-weight: 800;
}

.plan-monthly {
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  gap: 28px;
}

.plan-monthly > p {
  color: var(--text-faint);
  font-size: 0.8rem;
}

.capacity-note {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
  margin-top: 22px;
  padding: 22px 0;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.capacity-note strong {
  color: var(--text);
}

.capacity-note p {
  margin: 0;
  color: var(--text-soft);
}

.final-cta {
  position: relative;
  min-height: 660px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  isolation: isolate;
  overflow: hidden;
  padding: 120px 24px;
  text-align: center;
}

.final-cta::after {
  content: "";
  position: absolute;
  z-index: -1;
  inset: 0;
  background:
    linear-gradient(0deg, var(--night-deep) 0%, transparent 28%, transparent 65%, var(--night-deep) 100%),
    rgba(3, 10, 16, 0.25);
}

.final-atmosphere {
  position: absolute;
  z-index: -2;
  inset: 0;
  background-image: url("polar-horizon.webp");
  background-position: center 18%;
  background-size: cover;
  opacity: 0.72;
  transform: scale(1.06);
}

.final-cta h2 {
  max-width: 900px;
}

.final-cta > div:not(.final-atmosphere) {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  align-items: center;
  gap: 18px 26px;
  margin-top: 34px;
}

.final-cta > p {
  margin: 22px 0 0;
  color: var(--text-soft);
  font-size: 0.8rem;
}

.site-footer {
  padding:
    72px
    max(24px, calc((100vw - 1360px) / 2))
    34px;
  background: var(--night-deep);
  border-top: 1px solid var(--line);
}

.footer-lead {
  display: grid;
  grid-template-columns: 0.65fr 1fr 0.7fr;
  gap: 40px;
  align-items: start;
  padding-bottom: 52px;
  border-bottom: 1px solid var(--line);
}

.brand-footer {
  font-size: 1.35rem;
}

.footer-lead > p {
  max-width: 520px;
  margin: 4px 0 0;
  color: var(--text-soft);
  font-size: 0.9rem;
}

.whoop-attribution {
  justify-self: end;
  display: flex;
  align-items: center;
  gap: 18px;
}

.whoop-attribution img {
  width: 126px;
  height: auto;
}

.whoop-attribution span {
  color: var(--text-faint);
  font-size: 0.68rem;
  line-height: 1.45;
}

.footer-links {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 44px;
  padding: 52px 0;
}

.footer-links h2 {
  margin-bottom: 16px;
  font-size: 0.76rem;
  font-weight: 780;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.footer-links a {
  display: block;
  width: fit-content;
  margin-top: 10px;
  color: var(--text-soft);
  font-size: 0.86rem;
  text-decoration: none;
}

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

.footer-legal {
  display: grid;
  grid-template-columns: 1.35fr 1.35fr 0.6fr;
  gap: 32px;
  padding-top: 28px;
  border-top: 1px solid var(--line);
}

.footer-legal p {
  margin: 0;
  color: var(--text-faint);
  font-size: 0.67rem;
}

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

.js .reveal {
  opacity: 0;
  transform: translateY(26px);
  transition:
    opacity 780ms var(--ease),
    transform 780ms var(--ease);
}

.js .reveal.is-revealed {
  opacity: 1;
  transform: none;
}

@media (max-width: 1120px) {
  :root {
    --page: min(100% - 36px, 1360px);
  }

  .site-header {
    gap: 18px;
  }

  .primary-nav {
    gap: 18px;
  }

  .hero {
    grid-template-columns: minmax(310px, 0.9fr) minmax(390px, 1.1fr);
    gap: 36px;
  }

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

  .hero-phone {
    width: min(300px, 32vw);
  }

  .hero-score {
    right: -2%;
    min-width: 145px;
    padding: 16px;
  }

  .hero-score strong {
    font-size: 3.5rem;
  }

  .screen-composition {
    grid-template-columns: repeat(3, 1fr);
  }

  .screen-note {
    grid-column: 1 / -1;
    display: grid;
    grid-template-columns: auto 1fr;
    gap: 24px;
    align-items: center;
  }

  .screen-note p {
    margin: 0;
  }

  .comparison-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 900px) {
  .site-header {
    grid-template-columns: auto auto 1fr;
  }

  .menu-toggle {
    display: block;
    justify-self: end;
    order: 2;
  }

  .primary-nav {
    position: absolute;
    top: calc(100% + 10px);
    left: 0;
    width: 100%;
    display: none;
    padding: 18px;
    background: rgba(5, 17, 25, 0.96);
    border: 1px solid var(--line-strong);
    border-radius: 16px;
    box-shadow: 0 24px 60px rgba(0, 6, 10, 0.5);
    backdrop-filter: blur(20px);
  }

  .primary-nav.is-open {
    display: grid;
    gap: 0;
  }

  .primary-nav a {
    min-height: 48px;
    display: flex;
    align-items: center;
    border-bottom: 1px solid var(--line);
  }

  .primary-nav a:last-child {
    border-bottom: 0;
  }

  .header-actions {
    justify-self: end;
    order: 1;
  }

  .header-actions .text-link {
    display: none;
  }

  .hero {
    grid-template-columns: 1fr;
    min-height: auto;
    padding-top: 124px;
  }

  .hero::after {
    background:
      linear-gradient(180deg, rgba(3, 10, 16, 0.75), rgba(3, 10, 16, 0.3) 44%, var(--night-deep) 94%),
      linear-gradient(90deg, rgba(3, 10, 16, 0.85), transparent);
  }

  .hero-copy {
    max-width: 720px;
  }

  .hero h1 {
    max-width: 780px;
    font-size: clamp(3.3rem, 8vw, 4.4rem);
  }

  .hero-product {
    min-height: 610px;
  }

  .hero-phone {
    width: min(340px, 54vw);
  }

  .hero-score {
    right: 12%;
  }

  .route-strip,
  .signal-strip {
    width: calc(100% - 36px);
  }

  .signal-strip {
    grid-template-columns: repeat(3, 1fr);
  }

  .signal-note {
    grid-column: 1 / -1;
    min-height: auto;
    padding: 24px 0;
    border-top: 1px solid var(--line);
    border-left: 0;
  }

  .language-section,
  .coach-section,
  .connection-section {
    grid-template-columns: 1fr;
  }

  .language-section .section-heading {
    position: static;
  }

  .feature-statement {
    grid-column: auto;
  }

  .coach-visual {
    max-width: 520px;
    margin: 0 auto;
  }

  .connection-proof {
    grid-column: auto;
    margin: 0;
  }

  .device-list article {
    grid-template-columns: 1fr auto;
  }

  .device-list article .line-link {
    grid-column: 1 / -1;
  }

  .plan-layout {
    grid-template-columns: 1fr;
  }

  .footer-lead {
    grid-template-columns: 1fr 1fr;
  }

  .footer-lead > p {
    grid-column: 1 / -1;
    grid-row: 2;
  }

  .footer-legal {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 680px) {
  :root {
    --page: min(100% - 28px, 1360px);
  }

  body {
    font-size: 15px;
  }

  .site-header {
    top: 8px;
    min-height: 58px;
    padding: 7px 8px 7px 10px;
    border-radius: 14px;
  }

  .brand {
    gap: 8px;
  }

  .brand img {
    width: 36px;
    height: 36px;
    border-radius: 10px;
  }

  .header-actions {
    display: none;
  }

  .site-header {
    grid-template-columns: 1fr auto;
  }

  .menu-toggle {
    order: initial;
  }

  .hero {
    display: block;
    min-height: 100dvh;
    padding: 106px 16px 56px;
  }

  .hero h1 {
    max-width: 100%;
    font-size: 2.45rem;
    line-height: 0.94;
  }

  .hero-intro {
    max-width: 520px;
    margin-top: 22px;
    font-size: 1rem;
  }

  .compatibility {
    margin-bottom: 16px;
    font-size: 0.66rem;
    letter-spacing: 0.1em;
  }

  .hero-actions {
    align-items: stretch;
    margin-top: 28px;
  }

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

  .hero-actions .line-link {
    justify-content: center;
    width: 100%;
  }

  .hero-product {
    min-height: 520px;
    margin-top: 24px;
  }

  .hero-product::before {
    width: 360px;
    height: 360px;
  }

  .hero-phone {
    width: min(276px, 76vw);
    transform: rotate(0);
  }

  .hero-score {
    display: none;
  }

  .route-strip {
    grid-template-columns: 1fr;
    gap: 18px;
    padding: 28px 0;
  }

  .route-strip b {
    display: none;
  }

  .route-strip div {
    grid-template-columns: 1fr 1fr;
    align-items: baseline;
    padding-bottom: 16px;
    border-bottom: 1px solid var(--line);
  }

  .route-strip div:last-child {
    padding-bottom: 0;
    border-bottom: 0;
  }

  .route-strip strong {
    text-align: right;
  }

  .signal-strip {
    grid-template-columns: 1fr;
  }

  .signal {
    min-height: 104px;
    padding: 22px 0;
    border-bottom: 1px solid var(--line);
  }

  .signal + .signal {
    padding-left: 0;
    border-left: 0;
  }

  .signal span {
    min-width: 112px;
    font-size: 3.4rem;
  }

  .signal-note {
    grid-column: auto;
  }

  .section {
    padding: 82px 0;
  }

  .section-heading {
    margin-bottom: 40px;
  }

  .section-heading h2,
  .coach-copy h2,
  .connection-intro h2,
  .plans-intro h2,
  .final-cta h2 {
    font-size: clamp(2.45rem, 12vw, 3.6rem);
  }

  .language-section {
    gap: 44px;
  }

  .translation-ledger article {
    grid-template-columns: 1fr;
  }

  .translation-ledger span {
    grid-column: auto;
  }

  .screens-section,
  .connection-section,
  .plans-section {
    padding-inline: 14px;
  }

  .screen-composition {
    grid-template-columns: 1fr 1fr;
    gap: 18px 12px;
  }

  .product-screen-primary {
    grid-column: 1 / -1;
    width: 78%;
    justify-self: center;
    transform: none;
  }

  .product-screen .phone-shell {
    padding: 4px;
    border-radius: 22px;
  }

  .product-screen .phone-shell img {
    border-radius: 18px;
  }

  .screen-note {
    grid-column: 1 / -1;
    grid-template-columns: 1fr;
    gap: 8px;
  }

  .coach-section {
    gap: 44px;
  }

  .coach-visual {
    padding: 22px;
  }

  .coach-facts {
    grid-template-columns: 1fr;
  }

  .coach-facts div {
    display: grid;
    grid-template-columns: 110px 1fr;
    align-items: center;
    gap: 20px;
    padding: 18px 0;
  }

  .coach-facts div + div {
    border-top: 1px solid var(--line);
    border-left: 0;
  }

  .coach-facts dd {
    margin: 0;
  }

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

  .comparison-grid article {
    min-height: 180px;
  }

  .device-list article {
    grid-template-columns: 1fr;
    gap: 18px;
  }

  .device-list article .line-link {
    grid-column: auto;
  }

  .plan-heading,
  .capacity-note {
    grid-template-columns: 1fr;
  }

  .plan-price {
    text-align: left;
  }

  .plan ul {
    grid-template-columns: 1fr;
  }

  .final-cta {
    min-height: 580px;
    padding-inline: 16px;
  }

  .final-cta > div:not(.final-atmosphere) {
    width: 100%;
  }

  .final-cta .button,
  .final-cta .line-link {
    width: 100%;
  }

  .footer-lead,
  .footer-links {
    grid-template-columns: 1fr;
  }

  .footer-lead > p {
    grid-column: auto;
    grid-row: auto;
  }

  .whoop-attribution {
    justify-self: start;
  }
}

@media (max-width: 380px) {
  .hero {
    padding-inline: 14px;
  }

  .hero h1 {
    font-size: 1.8rem;
  }

  .screen-composition {
    grid-template-columns: 1fr;
  }

  .product-screen-primary,
  .screen-note {
    grid-column: auto;
    width: 100%;
  }

  .product-screen {
    width: 86%;
    justify-self: center;
  }

  .screen-note {
    width: 100%;
  }
}

@media (prefers-reduced-motion: no-preference) {
  .hero-atmosphere {
    animation: horizon-breathe 22s ease-in-out infinite alternate;
  }

  .final-atmosphere {
    animation: horizon-breathe 26s ease-in-out infinite alternate-reverse;
  }

  @keyframes horizon-breathe {
    from {
      opacity: 0.76;
      transform: scale(1.035) translate3d(-0.8%, 0, 0);
    }
    to {
      opacity: 0.98;
      transform: scale(1.055) translate3d(0.8%, -0.5%, 0);
    }
  }
}

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

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

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