:root {
  color-scheme: dark;
  --ink: #f8f7ff;
  --muted: #aeb5d3;
  --night: #06091c;
  --surface: rgba(17, 24, 55, .72);
  --line: rgba(190, 199, 255, .18);
  --mint: #63e6d3;
  --violet: #9b78ff;
  --coral: #ff7a8f;
  --amber: #ffc66d;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  color: var(--ink);
  background:
    radial-gradient(circle at 12% 7%, rgba(99,230,211,.14), transparent 28rem),
    radial-gradient(circle at 88% 20%, rgba(155,120,255,.18), transparent 34rem),
    var(--night);
  font: 16px/1.55 Inter, ui-sans-serif, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  overflow-x: hidden;
}

a { color: inherit; }
.shell { width: min(1180px, calc(100% - 40px)); margin: 0 auto; }
.nav {
  position: sticky; top: 0; z-index: 20;
  border-bottom: 1px solid rgba(255,255,255,.08);
  background: rgba(6,9,28,.72); backdrop-filter: blur(22px);
}
.nav-inner { height: 72px; display: flex; align-items: center; gap: 28px; }
.brand { display: inline-flex; flex: 0 0 auto; align-items: center; gap: 10px; white-space: nowrap; font-size: 22px; font-weight: 820; letter-spacing: -.04em; text-decoration: none; }
.brand-icon { width: 42px; height: 42px; border-radius: 12px; object-fit: cover; box-shadow: 0 7px 22px rgba(155,120,255,.28); }
.brand-wordmark { display: inline-flex; align-items: baseline; }
.brand .n { color: var(--mint); } .brand .you { color: var(--coral); } .brand .brand-level { color: var(--violet); }
.nav-links { margin-left: auto; display: flex; align-items: center; gap: 24px; }
.nav-links a { color: var(--muted); text-decoration: none; font-size: 14px; font-weight: 650; }
.nav-links a:hover { color: white; }
.nav-links a.button, .nav-links a.button:hover { color: #11162f; }
.button {
  display: inline-flex; align-items: center; justify-content: center; gap: 10px;
  min-height: 50px; padding: 0 22px; border: 1px solid rgba(255,255,255,.16);
  border-radius: 18px; color: white; text-decoration: none; font-weight: 780;
  background: linear-gradient(135deg, var(--coral), #ff9f78);
  box-shadow: 0 14px 36px rgba(255,122,143,.22);
}
.button.secondary { background: rgba(255,255,255,.07); box-shadow: none; }
.button.small { min-height: 42px; padding: 0 16px; border-radius: 14px; font-size: 14px; }

.hero { min-height: 760px; padding: 76px 0 82px; position: relative; display: grid; align-items: center; }
.hero::before {
  content: ""; position: absolute; inset: 0; z-index: -2;
  background: linear-gradient(90deg, rgba(6,9,28,.98) 0%, rgba(6,9,28,.77) 48%, rgba(6,9,28,.28) 100%),
    url('/assets/hero.jpg') center 58% / cover;
  mask-image: linear-gradient(to bottom, black 82%, transparent);
}
.hero-grid { display: grid; grid-template-columns: 1.02fr .98fr; align-items: center; gap: 72px; }
.eyebrow { color: var(--mint); text-transform: uppercase; letter-spacing: .18em; font-size: 12px; font-weight: 850; }
h1 { font-size: clamp(52px, 6vw, 84px); line-height: .98; letter-spacing: -.065em; margin: 18px 0 24px; max-width: 780px; }
.hero-copy { color: #ccd1e8; font-size: 19px; max-width: 620px; }
.hero-actions { display: flex; gap: 12px; flex-wrap: wrap; margin-top: 34px; }
.trust { display: flex; gap: 18px; flex-wrap: wrap; color: var(--muted); margin-top: 28px; font-size: 13px; }
.trust span::before { content: "✦"; color: var(--mint); margin-right: 7px; }
.device-stage { position: relative; min-height: 610px; }
.phone {
  position: absolute; width: 270px; border-radius: 38px; padding: 7px;
  background: linear-gradient(145deg, #c9d5ff, #222950 35%, #060a18 70%, #899bd1);
  box-shadow: 0 38px 90px rgba(0,0,0,.55), 0 0 45px rgba(119,103,255,.25);
}
.phone img { display: block; width: 100%; border-radius: 32px; }
.phone.one { right: 145px; top: 0; transform: rotate(-4deg); z-index: 2; }
.phone.two { right: 0; top: 92px; transform: rotate(6deg) scale(.91); opacity: .82; }
.orb { position: absolute; border-radius: 50%; filter: blur(1px); pointer-events: none; }
.orb.a { width: 130px; height: 130px; right: 35px; top: 5px; background: radial-gradient(circle at 35% 30%, #fff, #6deadd 18%, #8269ff 55%, transparent 72%); opacity: .5; }

.section { padding: 104px 0; }
.section-head { max-width: 720px; margin-bottom: 46px; }
h2 { font-size: clamp(36px, 5vw, 60px); line-height: 1.06; letter-spacing: -.05em; margin: 12px 0 18px; }
.lede { color: var(--muted); font-size: 18px; }
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.feature {
  min-height: 260px; padding: 28px; border: 1px solid var(--line); border-radius: 28px;
  background: linear-gradient(145deg, rgba(255,255,255,.075), rgba(255,255,255,.025));
  box-shadow: inset 0 1px rgba(255,255,255,.09);
}
.feature-icon { width: 52px; height: 52px; display: grid; place-items: center; border-radius: 17px; background: rgba(99,230,211,.12); color: var(--mint); font-size: 24px; }
.feature h3 { font-size: 22px; margin: 24px 0 10px; }
.feature p { color: var(--muted); margin: 0; }
.journey { position: relative; padding: 50px; border-radius: 38px; overflow: hidden; border: 1px solid var(--line); background: #0b1028; }
.journey::before { content: ""; position: absolute; inset: 0; opacity: .34; background: url('/assets/progress.jpg') center / cover; }
.journey-content { position: relative; display: grid; grid-template-columns: .8fr 1.2fr; gap: 50px; align-items: center; }
.levels { display: grid; gap: 12px; }
.level { padding: 14px 17px; border-radius: 17px; background: rgba(8,12,32,.76); border-left: 3px solid var(--violet); display: flex; justify-content: space-between; color: #dfe2f5; }
.level strong { color: white; }
.showcase { display: grid; grid-template-columns: repeat(4, 1fr); gap: 14px; }
.showcase img { width: 100%; border-radius: 24px; border: 1px solid var(--line); box-shadow: 0 18px 50px rgba(0,0,0,.32); }
.cta { text-align: center; padding: 80px 28px; border-radius: 40px; background: radial-gradient(circle at 50% 0, rgba(99,230,211,.22), transparent 45%), linear-gradient(145deg, #171c45, #0c1028); border: 1px solid var(--line); }
.cta h2 { max-width: 800px; margin-inline: auto; }
.cta p { color: var(--muted); max-width: 650px; margin: 0 auto 28px; }

.legal { max-width: 860px; padding: 74px 0 110px; }
.legal h1 { font-size: clamp(42px, 6vw, 66px); }
.legal h2 { font-size: 26px; margin-top: 44px; letter-spacing: -.025em; }
.legal p, .legal li { color: #c5cae1; }
.legal-card { border: 1px solid var(--line); border-radius: 24px; padding: 24px; background: var(--surface); }
.support-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; margin: 34px 0; }
.support-card { padding: 24px; border: 1px solid var(--line); border-radius: 22px; background: var(--surface); }
.support-card h3 { margin-top: 0; }

footer { border-top: 1px solid rgba(255,255,255,.08); padding: 28px 0 42px; color: var(--muted); font-size: 13px; }
.footer-inner { display: flex; justify-content: space-between; gap: 24px; flex-wrap: wrap; }
.footer-links { display: flex; gap: 20px; }

@media (max-width: 900px) {
  .hero-grid, .journey-content { grid-template-columns: 1fr; }
  .device-stage { min-height: 580px; width: min(560px, 100%); margin: 0 auto; }
  .grid-3 { grid-template-columns: 1fr; }
  .showcase { grid-template-columns: 1fr 1fr; }
  .phone.one { left: 8%; right: auto; } .phone.two { right: 5%; }
}
@media (max-width: 620px) {
  .shell { width: min(100% - 28px, 1180px); }
  .nav-links a:not(.button) { display: none; }
  .hero { padding-top: 50px; }
  h1 { font-size: 48px; }
  .device-stage { transform: scale(.88); transform-origin: top center; margin-bottom: -70px; }
  .phone { width: 235px; } .phone.one { left: 0; } .phone.two { right: -24px; }
  .section { padding: 72px 0; }
  .journey { padding: 26px; }
  .support-grid { grid-template-columns: 1fr; }
}