:root {
  color-scheme: light dark;
  --bg: #f7f8fb;
  --ink: #151b28;
  --muted: #5d6878;
  --card: #ffffff;
  --card-strong: #101827;
  --line: #d9e0ea;
  --accent: #ff7a00;
  --accent-strong: #e56500;
  --soft: #edf3f8;
  --shadow: 0 24px 70px rgba(18, 24, 38, 0.14);
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #0d1420;
    --ink: #f4f7fb;
    --muted: #b7c0cd;
    --card: #151e2c;
    --card-strong: #111827;
    --line: #2c394b;
    --soft: #111b2a;
    --shadow: 0 24px 70px rgba(0, 0, 0, 0.38);
  }
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  font-size: 16px;
  line-height: 1.55;
}

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

a {
  color: inherit;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 10;
  border-bottom: 1px solid color-mix(in srgb, var(--line) 82%, transparent);
  background: color-mix(in srgb, var(--bg) 88%, transparent);
  backdrop-filter: blur(18px);
}

.nav {
  width: min(1120px, calc(100% - 32px));
  min-height: 72px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
  font-weight: 800;
  letter-spacing: 0;
}

.brand img {
  width: 42px;
  height: 42px;
  border-radius: 10px;
  box-shadow: 0 8px 18px rgba(255, 122, 0, 0.24);
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 18px;
  color: var(--muted);
  font-size: 0.95rem;
}

.nav-links a {
  text-decoration: none;
}

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

.language {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 7px 10px;
  border: 1px solid var(--line);
  border-radius: 999px;
  color: var(--ink);
  background: var(--card);
}

.hero {
  width: min(1120px, calc(100% - 32px));
  margin: 0 auto;
  padding: 72px 0 44px;
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(320px, 0.92fr);
  gap: 56px;
  align-items: center;
}

.eyebrow {
  margin: 0 0 14px;
  color: var(--accent);
  font-weight: 800;
  text-transform: uppercase;
  font-size: 0.78rem;
  letter-spacing: 0.08em;
}

h1 {
  margin: 0;
  font-size: clamp(3.1rem, 7vw, 6.7rem);
  line-height: 0.9;
  letter-spacing: 0;
}

.subtitle {
  max-width: 680px;
  margin: 18px 0 0;
  color: var(--ink);
  font-size: clamp(1.25rem, 2.2vw, 1.8rem);
  font-weight: 750;
  line-height: 1.18;
}

.lead {
  max-width: 650px;
  margin: 18px 0 0;
  color: var(--muted);
  font-size: 1.08rem;
}

.actions {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 30px;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 46px;
  padding: 12px 18px;
  border-radius: 8px;
  border: 1px solid var(--line);
  text-decoration: none;
  font-weight: 750;
  background: var(--card);
}

.button.primary {
  border-color: var(--accent);
  background: var(--accent);
  color: #ffffff;
}

.button.primary:hover {
  background: var(--accent-strong);
}

.launch-note {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin: 26px 0 0;
  padding: 0;
  list-style: none;
  color: var(--muted);
  font-size: 0.96rem;
}

.launch-note li {
  padding: 8px 11px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: color-mix(in srgb, var(--card) 72%, transparent);
}

.hero-art {
  position: relative;
  min-height: 690px;
}

.hero-phone {
  position: absolute;
  right: 10px;
  top: 0;
  width: min(420px, 78vw);
  filter: drop-shadow(0 24px 44px rgba(18, 24, 38, 0.16));
}

.watch-frame {
  position: absolute;
  left: 10px;
  bottom: 64px;
  width: 170px;
  filter: drop-shadow(0 20px 34px rgba(18, 24, 38, 0.22));
}

section {
  padding: 60px 0;
}

.section-inner {
  width: min(1120px, calc(100% - 32px));
  margin: 0 auto;
}

.section-heading {
  max-width: 760px;
}

.section-heading h2 {
  margin: 0;
  font-size: clamp(2rem, 4vw, 3.4rem);
  line-height: 1;
  letter-spacing: 0;
}

.section-heading p {
  margin: 14px 0 0;
  color: var(--muted);
  font-size: 1.06rem;
}

.feature-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
  margin-top: 30px;
}

.feature-card {
  min-height: 188px;
  padding: 22px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--card);
}

.feature-card h3 {
  margin: 0;
  font-size: 1.15rem;
}

.feature-card p {
  margin: 10px 0 0;
  color: var(--muted);
}

.privacy-band {
  background: var(--card-strong);
  color: #ffffff;
}

.privacy-band .section-inner {
  display: grid;
  grid-template-columns: 0.95fr 1.05fr;
  gap: 42px;
  align-items: center;
}

.privacy-band p {
  color: #cdd6e3;
}

.privacy-list {
  display: grid;
  gap: 12px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.privacy-list li {
  padding: 16px 18px;
  border: 1px solid rgba(255, 255, 255, 0.16);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.06);
  font-weight: 700;
}

.screens {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 16px;
  margin-top: 30px;
  align-items: start;
}

.screen-card {
  overflow: hidden;
  border-radius: 26px;
  background: transparent;
}

.screen-card img {
  width: 100%;
}

.cta {
  text-align: center;
}

.cta .section-heading {
  margin: 0 auto;
}

.footer {
  border-top: 1px solid var(--line);
  padding: 28px 0;
  color: var(--muted);
}

.footer-inner {
  width: min(1120px, calc(100% - 32px));
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  flex-wrap: wrap;
}

.footer a {
  color: var(--muted);
  text-decoration: none;
}

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

.policy {
  width: min(860px, calc(100% - 32px));
  margin: 0 auto;
  padding: 48px 0 72px;
}

.policy article {
  padding: 32px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--card);
}

.policy h1 {
  font-size: clamp(2.4rem, 5vw, 4rem);
}

.policy h2 {
  margin: 34px 0 10px;
  font-size: 1.4rem;
}

.policy p,
.policy li {
  color: var(--muted);
}

.policy strong {
  color: var(--ink);
}

.policy .effective {
  margin-top: 10px;
  color: var(--muted);
}

.policy ul {
  padding-left: 22px;
}

.fine-print {
  margin-top: 24px;
  padding: 14px 16px;
  border-left: 4px solid var(--accent);
  border-radius: 4px;
  background: color-mix(in srgb, var(--accent) 10%, transparent);
  color: var(--ink);
}

@media (max-width: 920px) {
  .hero {
    grid-template-columns: 1fr;
    gap: 34px;
    padding-top: 48px;
  }

  .hero-art {
    min-height: 720px;
  }

  .hero-phone {
    left: 50%;
    right: auto;
    transform: translateX(-44%);
  }

  .watch-frame {
    left: 10px;
  }

  .feature-grid,
  .screens,
  .privacy-band .section-inner {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 640px) {
  .nav {
    min-height: 64px;
  }

  .nav-links {
    gap: 10px;
    font-size: 0.88rem;
  }

  .nav-links .hide-small {
    display: none;
  }

  .hero {
    width: min(100% - 28px, 1120px);
    padding-top: 34px;
  }

  .hero-art {
    min-height: 640px;
  }

  .hero-phone {
    width: min(310px, 78vw);
  }

  .watch-frame {
    width: 126px;
    bottom: 44px;
  }

  section {
    padding: 44px 0;
  }

  .feature-grid,
  .screens,
  .privacy-band .section-inner {
    grid-template-columns: 1fr;
  }

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

  .policy article {
    padding: 22px;
  }
}