:root {
  --bg: #050505;
  --panel: rgba(255,255,255,0.055);
  --panel2: rgba(255,255,255,0.09);
  --text: #ffffff;
  --muted: #9b9ba3;
  --line: rgba(255,255,255,0.12);
  --blue: #0866ff;
  --green: #34c759;
}

* {
  box-sizing: border-box;
}

html, body {
  margin: 0;
  min-height: 100%;
  background: var(--bg);
  color: var(--text);
  font-family: Arial, Helvetica, sans-serif;
}

body {
  background:
    radial-gradient(circle at 80% 20%, rgba(8,102,255,0.24), transparent 28%),
    linear-gradient(180deg, #050505, #000000);
}

a {
  color: inherit;
}

.hero {
  min-height: 100vh;
  padding: 34px;
}

.nav {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 24px;
  max-width: 1120px;
  margin: 0 auto;
}

.brand {
  letter-spacing: 10px;
  font-size: 13px;
  font-weight: 800;
  color: var(--muted);
}

.links {
  display: flex;
  gap: 20px;
  color: var(--muted);
  font-size: 14px;
}

.links a, footer a {
  text-decoration: none;
}

.content {
  max-width: 1120px;
  margin: 96px auto 0;
}

.eyebrow {
  letter-spacing: 8px;
  text-transform: uppercase;
  color: var(--blue);
  font-size: 13px;
  font-weight: 800;
}

h1 {
  margin: 18px 0;
  font-size: clamp(54px, 9vw, 116px);
  line-height: 0.9;
  letter-spacing: -4px;
}

.lead {
  max-width: 760px;
  color: #c9c9cf;
  font-size: 22px;
  line-height: 1.45;
}

.cards {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
  margin-top: 42px;
}

.card, .notice, .page-card {
  border: 1px solid var(--line);
  background: var(--panel);
  border-radius: 24px;
  padding: 26px;
}

.card h2 {
  margin: 0 0 12px;
  font-size: 20px;
}

.card p, .page-card p, .page-card li {
  color: #b8b8c0;
  line-height: 1.7;
}

.notice {
  margin-top: 18px;
  color: var(--green);
  font-weight: 700;
}

.buttons {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
  margin-top: 28px;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 56px;
  padding: 0 26px;
  border-radius: 18px;
  border: 1px solid var(--line);
  background: var(--panel2);
  text-decoration: none;
  font-weight: 800;
  letter-spacing: 2px;
  text-transform: uppercase;
}

.button.primary {
  background: var(--blue);
  border-color: var(--blue);
}

footer {
  max-width: 1120px;
  margin: 90px auto 0;
  color: var(--muted);
  display: flex;
  justify-content: space-between;
  gap: 20px;
}

footer p {
  margin: 0;
}

footer a {
  margin-left: 18px;
  text-decoration: underline;
}

.page {
  min-height: 100vh;
  padding: 34px;
}

.page-card {
  max-width: 900px;
  margin: 72px auto;
}

.page-card h1 {
  font-size: clamp(42px, 7vw, 82px);
}

.page-card h2 {
  margin-top: 34px;
}

.back {
  color: var(--muted);
  text-decoration: none;
  font-weight: 800;
}

@media (max-width: 820px) {
  .hero, .page {
    padding: 24px;
  }

  .nav, footer {
    flex-direction: column;
    align-items: flex-start;
  }

  .links {
    flex-wrap: wrap;
  }

  .content {
    margin-top: 72px;
  }

  h1 {
    letter-spacing: -2px;
  }

  .lead {
    font-size: 18px;
  }

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

  footer a {
    display: inline-block;
    margin: 10px 14px 0 0;
  }
}

.hero {
  background:
    linear-gradient(90deg, rgba(0,0,0,0.88), rgba(0,0,0,0.62), rgba(0,0,0,0.9)),
    url("https://images.unsplash.com/photo-1534438327276-14e5300c3a48?auto=format&fit=crop&w=1800&q=80");
  background-size: cover;
  background-position: center;
}

.button.primary::before {
  content: "";
  font-size: 22px;
  margin-right: 10px;
}

.button.store span {
  font-size: 18px;
  margin-right: 10px;
}

.cards {
  backdrop-filter: blur(10px);
}

.card {
  transition: transform 0.25s ease, border 0.25s ease;
}

.card:hover {
  transform: translateY(-6px);
  border-color: rgba(8,102,255,0.55);
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  background-image:
    linear-gradient(rgba(255,255,255,0.02) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.02) 1px, transparent 1px);
  background-size: 40px 40px;
}