:root {
  color-scheme: dark;
  --ink: #f7fbff;
  --muted: #bdd0e2;
  --dim: #7f9bb7;
  --night: #020b18;
  --deep: #041a33;
  --blue: #0a3b73;
  --glass: rgba(117, 170, 221, 0.14);
  --glass-strong: rgba(137, 190, 238, 0.23);
  --line: rgba(180, 220, 255, 0.18);
  --cyan: #13b9ec;
  --cyan-soft: #7ddcff;
  --green: #58d6bb;
  --warning: #ffcf70;
  --radius-lg: 30px;
  --radius-md: 22px;
  --shadow: 0 28px 80px rgba(0, 0, 0, 0.38);
  --max: 1180px;
}

* {
  box-sizing: border-box;
}

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

body {
  margin: 0;
  min-width: 320px;
  overflow-x: hidden;
  color: var(--ink);
  background:
    radial-gradient(circle at 76% 8%, rgba(10, 92, 171, 0.22), transparent 28rem),
    radial-gradient(circle at 12% 45%, rgba(0, 125, 216, 0.11), transparent 32rem),
    linear-gradient(150deg, var(--night) 0%, #031224 48%, #020916 100%);
  font-family: -apple-system, BlinkMacSystemFont, "SF Pro Display", "Helvetica Neue", Arial, sans-serif;
  font-size: 17px;
  line-height: 1.55;
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
}

a {
  color: inherit;
}

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

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

:focus-visible {
  outline: 3px solid var(--cyan-soft);
  outline-offset: 4px;
  border-radius: 8px;
}

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

.skip-link {
  position: fixed;
  z-index: 100;
  top: 12px;
  left: 12px;
  padding: 10px 14px;
  color: #00111f;
  background: white;
  border-radius: 10px;
  transform: translateY(-160%);
  transition: transform 160ms ease;
}

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

.site-shell {
  position: relative;
  isolation: isolate;
}

.site-shell::before {
  position: absolute;
  z-index: -1;
  inset: 0 0 auto;
  height: 820px;
  background:
    linear-gradient(180deg, rgba(0, 0, 0, 0.16), transparent),
    radial-gradient(ellipse at 60% 22%, rgba(23, 154, 234, 0.12), transparent 43%);
  content: "";
  pointer-events: none;
}

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

.site-header {
  position: relative;
  z-index: 20;
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 92px;
  gap: 28px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  color: var(--ink);
  font-size: 17px;
  font-weight: 720;
  letter-spacing: -0.025em;
  text-decoration: none;
  white-space: nowrap;
}

.brand img {
  width: 42px;
  height: 42px;
  border-radius: 11px;
  box-shadow: 0 0 20px rgba(112, 190, 255, 0.27);
}

.nav-cluster,
.nav-links {
  display: flex;
  align-items: center;
}

.nav-cluster {
  gap: 24px;
}

.nav-links {
  gap: 28px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.nav-links a {
  color: #dbe9f6;
  font-size: 14px;
  font-weight: 520;
  text-decoration: none;
}

.nav-links a:hover {
  color: white;
}

.button,
.button-secondary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  padding: 0 20px;
  border: 1px solid transparent;
  border-radius: 15px;
  font-weight: 680;
  line-height: 1.2;
  text-decoration: none;
}

.button {
  color: white;
  background: linear-gradient(135deg, #168adf, #1854d7);
  box-shadow: 0 12px 28px rgba(14, 91, 213, 0.28), inset 0 1px rgba(255, 255, 255, 0.22);
}

.button:hover {
  filter: brightness(1.08);
  transform: translateY(-1px);
}

.button-secondary {
  color: #dceeff;
  background: rgba(125, 196, 250, 0.08);
  border-color: var(--line);
}

.button[aria-disabled="true"] {
  cursor: default;
}

.button[aria-disabled="true"]:hover {
  filter: none;
  transform: none;
}

.header-cta {
  min-height: 42px;
  padding-inline: 18px;
  border-radius: 999px;
  font-size: 14px;
}

.lang-switcher {
  display: flex;
  gap: 4px;
  padding: 4px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: rgba(4, 20, 39, 0.62);
}

.lang-switcher a {
  min-width: 34px;
  padding: 5px 8px;
  border-radius: 999px;
  color: var(--muted);
  font-size: 11px;
  font-weight: 750;
  letter-spacing: 0.08em;
  text-align: center;
  text-decoration: none;
}

.lang-switcher a[aria-current="page"] {
  color: #00182a;
  background: var(--cyan-soft);
}

.hero {
  display: grid;
  grid-template-columns: minmax(0, 0.92fr) minmax(480px, 1.08fr);
  align-items: center;
  min-height: 650px;
  gap: 20px;
  padding: 54px 0 26px;
}

.hero-copy {
  position: relative;
  z-index: 3;
  padding-bottom: 42px;
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  margin: 0 0 22px;
  color: var(--cyan-soft);
  font-size: 12px;
  font-weight: 760;
  letter-spacing: 0.13em;
  text-transform: uppercase;
}

.eyebrow::before {
  width: 7px;
  height: 7px;
  background: var(--cyan);
  border-radius: 50%;
  box-shadow: 0 0 0 5px rgba(19, 185, 236, 0.12);
  content: "";
}

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

h1 {
  max-width: 700px;
  margin-bottom: 22px;
  font-size: clamp(47px, 6.1vw, 76px);
  font-weight: 760;
  letter-spacing: -0.057em;
  line-height: 0.98;
}

.accent-line {
  display: block;
  color: var(--cyan);
}

.hero-lede {
  max-width: 560px;
  margin-bottom: 30px;
  color: #c5d8e9;
  font-size: clamp(18px, 2vw, 21px);
  line-height: 1.52;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 14px;
}

.availability {
  color: var(--dim);
  font-size: 13px;
}

.hero-visual {
  position: relative;
  align-self: stretch;
  min-height: 610px;
}

.hero-visual::after {
  position: absolute;
  z-index: -1;
  inset: 14% 2% 8% 12%;
  background: radial-gradient(ellipse, rgba(25, 128, 228, 0.29), transparent 70%);
  filter: blur(15px);
  content: "";
}

.phone {
  position: absolute;
  width: 270px;
  aspect-ratio: 1206 / 2622;
  padding: 0;
  overflow: hidden;
  background: #02070d;
  border: 3px solid #283747;
  border-radius: 42px;
  box-shadow:
    0 44px 70px rgba(0, 0, 0, 0.52),
    0 0 0 1px rgba(220, 239, 255, 0.3),
    inset 0 0 0 2px rgba(0, 0, 0, 0.8);
}

.phone::before {
  position: absolute;
  z-index: 3;
  top: 14px;
  left: 50%;
  width: 84px;
  height: 24px;
  background: #03060a;
  border-radius: 20px;
  content: "";
  transform: translateX(-50%);
}

.phone img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  border-radius: 38px;
}

.phone-main {
  z-index: 2;
  top: 12px;
  left: 4%;
  transform: rotate(-2.5deg);
}

.phone-side {
  z-index: 1;
  top: 65px;
  right: 1%;
  transform: rotate(2.7deg) scale(0.94);
}

.ar-trajectory {
  position: absolute;
  z-index: 4;
  top: 82px;
  left: 16%;
  width: 118px;
  height: 410px;
  display: none;
  pointer-events: none;
  transform: rotate(-10deg);
  filter: drop-shadow(0 0 8px rgba(182, 228, 255, 0.72));
}

.ar-trajectory path {
  fill: none;
  stroke: rgba(223, 243, 255, 0.86);
  stroke-linecap: round;
}

.ar-trajectory .path-glow {
  stroke: rgba(125, 205, 255, 0.22);
  stroke-width: 14;
}

.ar-trajectory .path-core {
  stroke-width: 3;
}

.ar-trajectory circle {
  fill: #061428;
  stroke: white;
  stroke-width: 3;
}

.instrument-note {
  position: absolute;
  z-index: 5;
  right: 4%;
  bottom: 34px;
  width: 210px;
  padding: 14px 16px;
  color: #e8f6ff;
  background: rgba(5, 27, 52, 0.72);
  border: 1px solid var(--line);
  border-radius: 17px;
  box-shadow: var(--shadow);
  backdrop-filter: blur(16px);
}

.instrument-note small {
  display: block;
  color: var(--cyan-soft);
  font-size: 10px;
  font-weight: 760;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.instrument-note strong {
  display: block;
  margin-top: 3px;
  font-size: 18px;
}

.glass-panel {
  background:
    linear-gradient(135deg, rgba(149, 201, 244, 0.09), transparent 35%),
    var(--glass);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  box-shadow: inset 0 1px rgba(255, 255, 255, 0.06), var(--shadow);
  backdrop-filter: blur(18px);
}

.feature-rail {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  padding: 24px;
}

.feature {
  min-height: 170px;
  padding: 18px 25px;
}

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

.feature-icon {
  display: grid;
  width: 46px;
  height: 46px;
  margin-bottom: 14px;
  place-items: center;
  color: var(--cyan-soft);
  background: rgba(52, 171, 246, 0.1);
  border: 1px solid rgba(102, 196, 255, 0.22);
  border-radius: 15px;
  font-size: 22px;
}

.feature h3 {
  margin-bottom: 6px;
  font-size: 17px;
  letter-spacing: -0.02em;
}

.feature p {
  margin-bottom: 0;
  color: var(--muted);
  font-size: 14px;
}

.section {
  padding: 112px 0 0;
}

.section-heading {
  max-width: 690px;
  margin: 0 auto 46px;
  text-align: center;
}

.section-heading .eyebrow {
  margin-bottom: 15px;
}

h2 {
  margin-bottom: 14px;
  font-size: clamp(34px, 5vw, 50px);
  font-weight: 730;
  letter-spacing: -0.045em;
  line-height: 1.05;
}

.section-heading p {
  color: var(--muted);
  font-size: 18px;
}

.steps {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 22px;
}

.step {
  position: relative;
  min-height: 310px;
  overflow: hidden;
  padding: 30px;
}

.step-number {
  display: inline-grid;
  width: 30px;
  height: 30px;
  margin-bottom: 70px;
  place-items: center;
  color: #001526;
  background: var(--cyan-soft);
  border-radius: 50%;
  font-size: 13px;
  font-weight: 800;
}

.step h3 {
  margin-bottom: 8px;
  font-size: 22px;
}

.step p {
  max-width: 290px;
  margin-bottom: 0;
  color: var(--muted);
}

.step-mark {
  position: absolute;
  top: 34px;
  right: 24px;
  color: rgba(116, 203, 255, 0.16);
  font-size: 78px;
  font-weight: 800;
  line-height: 1;
}

.eclipse-grid {
  display: grid;
  grid-template-columns: 1.25fr 0.75fr;
  gap: 24px;
}

.eclipse-card {
  position: relative;
  min-height: 370px;
  overflow: hidden;
  padding: 38px;
}

.eclipse-card::before {
  position: absolute;
  top: -80px;
  right: -80px;
  width: 300px;
  height: 300px;
  background: radial-gradient(circle, rgba(114, 194, 255, 0.17), transparent 68%);
  border-radius: 50%;
  content: "";
}

.eclipse-date {
  display: inline-block;
  margin-bottom: 54px;
  padding: 7px 11px;
  color: var(--cyan-soft);
  background: rgba(19, 185, 236, 0.09);
  border: 1px solid rgba(88, 197, 255, 0.23);
  border-radius: 999px;
  font-size: 11px;
  font-weight: 800;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.eclipse-card h3 {
  max-width: 450px;
  margin-bottom: 12px;
  font-size: 31px;
  letter-spacing: -0.035em;
}

.eclipse-card p {
  max-width: 520px;
  color: var(--muted);
}

.eclipse-orb {
  position: absolute;
  top: 52px;
  right: 55px;
  width: 92px;
  height: 92px;
  background: #010711;
  border: 2px solid rgba(236, 249, 255, 0.86);
  border-radius: 50%;
  box-shadow: 0 0 8px white, 0 0 22px #72c4ff, 0 0 46px rgba(109, 188, 255, 0.54);
}

.eclipse-card.secondary .eclipse-orb {
  width: 78px;
  height: 78px;
  border-color: var(--warning);
  box-shadow: 0 0 0 7px #061226, 0 0 0 11px var(--warning), 0 0 30px rgba(255, 207, 112, 0.26);
}

.safety-panel {
  display: grid;
  grid-template-columns: 0.75fr 1.25fr;
  align-items: center;
  min-height: 350px;
  overflow: hidden;
}

.safety-visual {
  position: relative;
  align-self: stretch;
  min-height: 320px;
  background:
    radial-gradient(circle at 50% 40%, rgba(132, 205, 255, 0.35), transparent 18%),
    radial-gradient(circle at 50% 40%, #050c18 0 9%, transparent 9.5%),
    linear-gradient(155deg, #0b3e73, #031426 65%);
}

.safety-visual::after {
  position: absolute;
  right: 14%;
  bottom: -8%;
  left: 14%;
  height: 44%;
  background: linear-gradient(150deg, transparent 30%, #03101e 31% 56%, transparent 57%), linear-gradient(35deg, #020b14 40%, transparent 41%);
  content: "";
}

.safety-copy {
  padding: 44px 52px;
}

.safety-copy p {
  color: var(--muted);
}

.safety-list {
  display: grid;
  gap: 11px;
  margin: 23px 0 0;
  padding: 0;
  list-style: none;
}

.safety-list li {
  display: flex;
  gap: 10px;
  align-items: flex-start;
  color: #d9e9f7;
}

.safety-list li::before {
  display: grid;
  flex: 0 0 22px;
  width: 22px;
  height: 22px;
  place-items: center;
  color: #001b28;
  background: var(--green);
  border-radius: 50%;
  content: "✓";
  font-size: 12px;
  font-weight: 900;
}

.final-cta {
  display: grid;
  grid-template-columns: 1fr auto;
  align-items: center;
  gap: 28px;
  margin-top: 112px;
  padding: 48px 54px;
  background:
    radial-gradient(circle at 84% 10%, rgba(56, 157, 239, 0.25), transparent 34%),
    linear-gradient(135deg, rgba(15, 70, 125, 0.62), rgba(5, 25, 47, 0.82));
}

.final-cta h2 {
  max-width: 630px;
  margin-bottom: 9px;
  font-size: clamp(31px, 4vw, 46px);
}

.final-cta p {
  margin: 0;
  color: var(--muted);
}

.site-footer {
  display: grid;
  grid-template-columns: 1fr auto;
  align-items: end;
  gap: 30px;
  padding-top: 72px;
  padding-bottom: 38px;
  color: var(--dim);
  font-size: 13px;
}

.footer-brand {
  margin-bottom: 12px;
}

.footer-links {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 18px;
}

.footer-links a:hover {
  color: white;
}

.legal-shell {
  min-height: calc(100vh - 92px);
  padding: 74px 0 100px;
}

.legal-hero {
  max-width: 760px;
  margin-bottom: 38px;
}

.legal-hero h1 {
  font-size: clamp(42px, 7vw, 72px);
}

.legal-hero p {
  color: var(--muted);
  font-size: 19px;
}

.legal-card {
  max-width: 860px;
  padding: clamp(25px, 5vw, 54px);
}

.legal-card h2 {
  margin-top: 42px;
  font-size: 25px;
  letter-spacing: -0.025em;
}

.legal-card h2:first-child {
  margin-top: 0;
}

.legal-card p,
.legal-card li {
  color: #c4d7e7;
}

.legal-card a {
  color: var(--cyan-soft);
}

.legal-card code {
  padding: 2px 6px;
  color: #dff6ff;
  background: #08213a;
  border-radius: 6px;
}

.support-contact {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  margin: 28px 0 10px;
  padding: 22px;
  background: rgba(80, 174, 239, 0.1);
  border: 1px solid rgba(100, 196, 255, 0.22);
  border-radius: 18px;
}

.support-contact p {
  margin: 0;
}

.reveal {
  opacity: 0;
  transform: translateY(15px);
  transition: opacity 520ms ease, transform 520ms ease;
}

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

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

  .hero {
    grid-template-columns: 1fr;
    padding-top: 42px;
  }

  .hero-copy {
    max-width: 740px;
    padding-bottom: 0;
  }

  .hero-visual {
    width: min(100%, 670px);
    min-height: 560px;
    margin: 0 auto;
  }

  .phone-main {
    left: 12%;
  }

  .phone-side {
    right: 11%;
  }

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

  .feature:nth-child(3) {
    border-left: 0;
  }

  .feature:nth-child(n + 3) {
    border-top: 1px solid var(--line);
  }

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

  .step {
    min-height: 230px;
  }

  .step-number {
    margin-bottom: 42px;
  }

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

  .safety-visual {
    min-height: 260px;
  }
}

@media (max-width: 720px) {
  body {
    font-size: 16px;
  }

  .container {
    width: min(calc(100% - 28px), var(--max));
  }

  .site-header {
    min-height: 78px;
  }

  .brand span {
    max-width: 190px;
    white-space: normal;
    font-size: 14px;
    line-height: 1.12;
  }

  .lang-switcher {
    display: none;
  }

  .header-cta {
    display: none;
  }

  .hero {
    min-height: auto;
    padding-top: 50px;
  }

  h1 {
    font-size: clamp(44px, 14vw, 62px);
  }

  .hero-lede {
    font-size: 17px;
  }

  .hero-actions {
    align-items: stretch;
    flex-direction: column;
  }

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

  .availability {
    text-align: center;
  }

  .hero-visual {
    min-height: 515px;
    margin-top: 18px;
  }

  .phone {
    width: min(58vw, 220px);
    border-radius: 34px;
  }

  .phone img {
    border-radius: 30px;
  }

  .phone::before {
    top: 10px;
    width: 62px;
    height: 18px;
  }

  .phone-main {
    top: 8px;
    left: 50%;
    transform: translateX(-50%);
  }

  .phone-side {
    display: none;
  }

  .ar-trajectory {
    display: none;
  }

  .instrument-note {
    display: none;
  }

  .feature-rail {
    grid-template-columns: 1fr;
    padding: 10px 20px;
  }

  .feature {
    display: grid;
    grid-template-columns: 45px 1fr;
    grid-template-rows: auto auto;
    min-height: 0;
    gap: 0 14px;
    padding: 22px 4px;
  }

  .feature + .feature,
  .feature:nth-child(3) {
    border-top: 1px solid var(--line);
    border-left: 0;
  }

  .feature-icon {
    grid-row: 1 / span 2;
    margin: 0;
  }

  .section {
    padding-top: 86px;
  }

  .section-heading {
    margin-bottom: 30px;
    text-align: left;
  }

  .section-heading p {
    font-size: 16px;
  }

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

  .eclipse-card {
    min-height: 335px;
    padding: 28px;
  }

  .eclipse-orb {
    top: 38px;
    right: 32px;
    width: 70px;
    height: 70px;
  }

  .eclipse-card.secondary .eclipse-orb {
    width: 58px;
    height: 58px;
  }

  .eclipse-card h3 {
    font-size: 27px;
  }

  .safety-copy {
    padding: 32px 26px;
  }

  .final-cta {
    grid-template-columns: 1fr;
    margin-top: 86px;
    padding: 34px 27px;
  }

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

  .site-footer {
    grid-template-columns: 1fr;
    align-items: start;
  }

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

  .legal-shell {
    padding-top: 45px;
  }
}

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

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

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