:root {
  --bg: #05060a;
  --card: rgba(255, 255, 255, 0.075);
  --card-strong: rgba(255, 255, 255, 0.11);
  --border: rgba(255, 255, 255, 0.14);
  --text: #f5f7fb;
  --muted: rgba(245, 247, 251, 0.68);
  --soft: rgba(245, 247, 251, 0.45);
  --blue: #35c8ff;
  --purple: #cc37ff;
  --accent: linear-gradient(135deg, #28c7ff, #7d69ff 45%, #ec37ff);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: Inter, -apple-system, BlinkMacSystemFont, "SF Pro Display", "Segoe UI", sans-serif;
  background: radial-gradient(circle at 20% -10%, rgba(53, 200, 255, 0.16), transparent 32%), radial-gradient(circle at 80% 5%, rgba(204, 55, 255, 0.18), transparent 34%), var(--bg);
  color: var(--text);
  overflow-x: hidden;
}

a { color: inherit; text-decoration: none; }
.page-glow { position: fixed; inset: auto; width: 520px; height: 520px; border-radius: 999px; filter: blur(120px); opacity: .25; pointer-events: none; z-index: -1; }
.page-glow-one { left: -180px; top: 260px; background: #19baff; }
.page-glow-two { right: -200px; top: 640px; background: #d62fff; }

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  width: min(1180px, calc(100% - 32px));
  margin: 18px auto 0;
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 12px 16px;
  border: 1px solid var(--border);
  border-radius: 999px;
  background: rgba(5, 6, 10, .68);
  backdrop-filter: blur(24px);
  box-shadow: 0 24px 80px rgba(0,0,0,.22);
}
.brand { display: flex; gap: 10px; align-items: center; font-weight: 800; letter-spacing: -.02em; }
.brand img { width: 34px; height: 34px; border-radius: 10px; }
.nav-links { display: flex; gap: 26px; color: var(--muted); font-size: 14px; font-weight: 700; }
.nav-links a:hover { color: var(--text); }

.section-pad { width: min(1180px, calc(100% - 32px)); margin: 0 auto; padding: 104px 0; }
.hero { min-height: calc(100vh - 80px); display: grid; grid-template-columns: 1fr 1.15fr; gap: 56px; align-items: center; padding-top: 70px; }
.eyebrow { margin: 0 0 14px; color: var(--blue); text-transform: uppercase; letter-spacing: .18em; font-size: 12px; font-weight: 900; }
h1, h2, h3, p { margin-top: 0; }
h1 { font-size: clamp(58px, 8vw, 116px); line-height: .9; letter-spacing: -.08em; margin-bottom: 28px; }
h2 { font-size: clamp(38px, 5vw, 76px); line-height: .96; letter-spacing: -.065em; margin-bottom: 22px; }
h3 { font-size: 24px; letter-spacing: -.04em; margin-bottom: 12px; }
.hero-text, .promise p, .translation p, .privacy-card p { color: var(--muted); font-size: clamp(18px, 2vw, 22px); line-height: 1.55; max-width: 700px; }
.hero-actions { display: flex; gap: 14px; align-items: center; flex-wrap: wrap; margin-top: 34px; }
.app-store-button { display: inline-flex; align-items: center; gap: 12px; padding: 12px 18px; background: #fff; color: #05060a; border-radius: 16px; font-weight: 900; line-height: 1; box-shadow: 0 18px 70px rgba(255,255,255,.15); }
.app-store-button small { display: block; font-size: 11px; font-weight: 700; opacity: .75; margin-bottom: 2px; }
.apple { font-size: 26px; }
.secondary-button { padding: 16px 20px; border-radius: 16px; background: var(--card); border: 1px solid var(--border); font-weight: 800; color: var(--text); }

.hero-media { position: relative; }
.video-shell { border-radius: 34px; padding: 10px; background: linear-gradient(135deg, rgba(53,200,255,.42), rgba(204,55,255,.42)); box-shadow: 0 35px 120px rgba(44, 93, 255, .22), 0 20px 90px rgba(205, 55, 255, .14); }
.video-shell video { display: block; width: 100%; aspect-ratio: 16/9; object-fit: cover; border-radius: 26px; background: #000; }

.promise { text-align: center; max-width: 900px; }
.promise p { margin-inline: auto; }
.section-heading { margin-bottom: 34px; }
.grid { display: grid; gap: 18px; }
.three { grid-template-columns: repeat(3, 1fr); }
.features-grid { grid-template-columns: repeat(3, 1fr); }
.card, .feature-card, .privacy-card, .translation {
  border: 1px solid var(--border);
  background: linear-gradient(180deg, var(--card-strong), rgba(255,255,255,.045));
  border-radius: 28px;
  padding: 28px;
  box-shadow: inset 0 1px rgba(255,255,255,.08), 0 20px 80px rgba(0,0,0,.22);
}
.card p, .feature-card p { color: var(--muted); line-height: 1.55; }
.number { display: inline-block; color: var(--soft); font-weight: 900; margin-bottom: 36px; }
.icon { width: 44px; height: 44px; border-radius: 15px; display: grid; place-items: center; background: var(--accent); color: white; font-weight: 900; margin-bottom: 22px; }
.translation { display: grid; grid-template-columns: .85fr 1fr; gap: 30px; align-items: center; }
.privacy-card { max-width: 880px; margin: 0 auto; text-align: center; }
.privacy-card a { color: var(--blue); font-weight: 800; }
.final-cta { text-align: center; }
.final-cta img { width: 92px; height: 92px; border-radius: 24px; margin-bottom: 24px; box-shadow: 0 20px 70px rgba(83, 120, 255, .25); }
.final-cta .app-store-button { margin-top: 18px; }
.footer { width: min(1180px, calc(100% - 32px)); margin: 0 auto; padding: 34px 0 54px; display: flex; justify-content: space-between; gap: 18px; color: var(--soft); font-size: 14px; border-top: 1px solid var(--border); }
.footer div { display: flex; gap: 18px; }
.footer a:hover { color: var(--text); }

.reveal { opacity: 0; transform: translateY(24px); transition: opacity .9s ease, transform .9s ease; }
.reveal.visible { opacity: 1; transform: translateY(0); }
.delay-1 { transition-delay: .12s; }
.delay-2 { transition-delay: .24s; }

@media (max-width: 880px) {
  .nav-links { display: none; }
  .hero { grid-template-columns: 1fr; gap: 34px; min-height: auto; }
  .three, .features-grid, .translation { grid-template-columns: 1fr; }
  .section-pad { padding: 74px 0; }
  .footer { flex-direction: column; }
}