:root {
  color-scheme: dark;
  --bg: #080a0d;
  --bg-soft: #0d1117;
  --surface: #151a21;
  --surface-2: #1d2430;
  --border: rgba(160, 180, 205, 0.18);
  --text: #f4f7fa;
  --muted: #a8b1bd;
  --subtle: #697382;
  --green: #56d68a;
  --cyan: #42e8d5;
  --blue: #62a8ff;
  --amber: #f4c84a;
  --coral: #ff6b6b;
  --violet: #9b8cff;
  --shadow: 0 28px 90px rgba(0, 0, 0, 0.44);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background:
    radial-gradient(circle at 50% -10%, rgba(66, 232, 213, 0.16), transparent 36rem),
    radial-gradient(circle at 85% 8%, rgba(86, 214, 138, 0.12), transparent 28rem),
    var(--bg);
  color: var(--text);
  line-height: 1.5;
}

a { color: inherit; text-decoration: none; }
img { display: block; max-width: 100%; }

.site-header {
  position: sticky;
  top: 0;
  z-index: 10;
  backdrop-filter: blur(20px);
  background: rgba(8, 10, 13, 0.72);
  border-bottom: 1px solid rgba(160, 180, 205, 0.1);
}

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

.brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  font-weight: 800;
}

.brand img {
  width: 38px;
  height: 38px;
  border-radius: 11px;
  box-shadow: 0 10px 30px rgba(66, 232, 213, 0.14);
}

.brand span small {
  display: block;
  color: var(--subtle);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

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

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

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 46px;
  padding: 0 18px;
  border-radius: 999px;
  font-weight: 800;
  border: 1px solid var(--border);
  background: var(--surface);
  color: var(--text);
}

.button.primary {
  border: 0;
  color: #04110c;
  background: linear-gradient(135deg, var(--green), var(--cyan));
  box-shadow: 0 14px 42px rgba(66, 232, 213, 0.22);
}

.button.ghost { color: var(--muted); }
.button.full { width: 100%; }

main { overflow: hidden; }
.section {
  width: min(1120px, calc(100% - 32px));
  margin: 0 auto;
  padding: 92px 0;
}

.hero {
  width: min(1180px, calc(100% - 32px));
  margin: 0 auto;
  min-height: calc(100vh - 72px);
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(320px, 480px);
  gap: 48px;
  align-items: center;
  padding: 54px 0 70px;
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: var(--cyan);
  font-weight: 800;
  font-size: 0.82rem;
  text-transform: uppercase;
  letter-spacing: 0.12em;
}

.eyebrow::before {
  content: "";
  width: 8px;
  height: 8px;
  border-radius: 999px;
  background: var(--green);
  box-shadow: 0 0 20px var(--green);
}

h1, h2, h3, p { margin-top: 0; }
h1 {
  max-width: 760px;
  margin: 18px 0 22px;
  font-size: clamp(3.4rem, 8vw, 6.9rem);
  line-height: 0.92;
  letter-spacing: 0;
}

h2 {
  font-size: clamp(2rem, 4.6vw, 4.1rem);
  line-height: 1;
  letter-spacing: 0;
  margin-bottom: 18px;
}

h3 {
  font-size: 1.18rem;
  margin-bottom: 8px;
}

.lead {
  max-width: 650px;
  color: var(--muted);
  font-size: clamp(1.1rem, 2vw, 1.35rem);
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin: 30px 0;
}

.trust-row {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  color: var(--muted);
}

.pill {
  display: inline-flex;
  align-items: center;
  min-height: 32px;
  padding: 0 12px;
  border-radius: 999px;
  border: 1px solid var(--border);
  background: rgba(21, 26, 33, 0.68);
  font-size: 0.88rem;
}

.device-stage {
  position: relative;
  min-height: 660px;
  display: grid;
  place-items: center;
}

.phone-frame {
  width: min(330px, 82vw);
  padding: 12px;
  border-radius: 42px;
  background: linear-gradient(180deg, rgba(244,247,250,0.2), rgba(244,247,250,0.06));
  border: 1px solid rgba(244,247,250,0.18);
  box-shadow: var(--shadow);
}

.phone-frame img {
  border-radius: 32px;
  background: #000;
}

.floating-card {
  position: absolute;
  border-radius: 24px;
  border: 1px solid var(--border);
  background: rgba(21, 26, 33, 0.76);
  backdrop-filter: blur(18px);
  box-shadow: 0 18px 50px rgba(0,0,0,0.32);
}

.watch-card {
  left: 0;
  bottom: 70px;
  width: 180px;
  padding: 18px;
}

.baseline-card {
  right: 0;
  top: 86px;
  width: 190px;
  padding: 16px;
}

.grid {
  display: grid;
  gap: 18px;
}
.grid.three { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.grid.two { grid-template-columns: repeat(2, minmax(0, 1fr)); align-items: center; }

.card {
  border: 1px solid var(--border);
  background: linear-gradient(180deg, rgba(29, 36, 48, 0.9), rgba(17, 21, 28, 0.9));
  border-radius: 28px;
  padding: 26px;
  box-shadow: 0 18px 54px rgba(0,0,0,0.18);
}

.card p, .section-copy, .muted { color: var(--muted); }
.metric {
  display: flex;
  align-items: baseline;
  gap: 10px;
  margin-bottom: 10px;
}
.metric strong {
  font-size: 2.3rem;
  line-height: 1;
}
.metric span { color: var(--green); font-weight: 800; }

.feature-media {
  border-radius: 34px;
  overflow: hidden;
  border: 1px solid var(--border);
  box-shadow: var(--shadow);
  background: var(--surface);
}

.feature-media img { width: 100%; }
.caption {
  color: var(--subtle);
  font-size: 0.9rem;
  margin-top: 12px;
}

.list {
  display: grid;
  gap: 12px;
  padding: 0;
  list-style: none;
  margin: 24px 0 0;
}
.list li {
  display: flex;
  gap: 10px;
  color: var(--muted);
}
.list li::before {
  content: "";
  flex: 0 0 auto;
  width: 8px;
  height: 8px;
  margin-top: 0.55em;
  border-radius: 99px;
  background: var(--cyan);
}

.legal-page {
  width: min(860px, calc(100% - 32px));
  margin: 0 auto;
  padding: 70px 0 100px;
}
.legal-page h1 { font-size: clamp(2.5rem, 6vw, 4.8rem); }
.legal-page h2 { font-size: 1.6rem; margin-top: 44px; }
.legal-page p, .legal-page li { color: var(--muted); }
.legal-page a { color: var(--cyan); }

.site-footer {
  border-top: 1px solid rgba(160, 180, 205, 0.12);
  padding: 34px 0;
  color: var(--subtle);
}
.footer-inner {
  width: min(1120px, calc(100% - 32px));
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  gap: 18px;
  flex-wrap: wrap;
}
.footer-links {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
}
.footer-links a:hover { color: var(--text); }

@media (max-width: 880px) {
  .nav-links a:not(.button) { display: none; }
  .hero, .grid.two { grid-template-columns: 1fr; }
  .hero { padding-top: 42px; }
  .device-stage { min-height: 580px; }
  .grid.three { grid-template-columns: 1fr; }
  .watch-card { left: 4px; bottom: 40px; }
  .baseline-card { right: 4px; top: 40px; }
}

@media (max-width: 560px) {
  .nav { width: min(100% - 22px, 1120px); }
  .section, .hero, .legal-page, .footer-inner { width: min(100% - 24px, 1120px); }
  .section { padding: 68px 0; }
  .brand span small { display: none; }
  .nav-links .button { min-height: 40px; padding: 0 12px; font-size: 0.88rem; }
  .hero-actions .button { width: 100%; }
  .floating-card { position: static; width: 100%; max-width: 230px; margin: 14px auto 0; }
  .device-stage { min-height: auto; display: block; }
  .phone-frame { margin: 0 auto; }
}