:root {
  --bg: #07101f;
  --panel: rgba(7, 16, 31, 0.78);
  --panel-strong: rgba(11, 28, 45, 0.9);
  --text: #f1eef7;
  --muted: rgba(241, 238, 247, 0.72);
  --cyan: #20e3d2;
  --blue: #38bdf8;
  --red: #ff1a1a;
  --yellow: #ffd23f;
  --violet: #b56dff;
  --border: rgba(125, 211, 252, 0.28);
  --shadow: rgba(32, 227, 210, 0.20);
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  color: var(--text);
  background:
    radial-gradient(circle at 20% 20%, rgba(32, 227, 210, 0.18), transparent 28%),
    radial-gradient(circle at 75% 15%, rgba(181, 109, 255, 0.16), transparent 28%),
    linear-gradient(135deg, #06101d 0%, #0b0f32 55%, #07101f 100%);
  min-height: 100vh;
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  background-image:
    linear-gradient(rgba(56, 189, 248, 0.07) 1px, transparent 1px),
    linear-gradient(90deg, rgba(56, 189, 248, 0.07) 1px, transparent 1px);
  background-size: 52px 52px;
  mask-image: linear-gradient(to bottom, rgba(0,0,0,0.9), rgba(0,0,0,0.2));
}

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

.hero {
  padding: 28px 0 56px;
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 14px 0 22px;
}

.brand {
  font-size: 20px;
  font-weight: 900;
  letter-spacing: 0.03em;
}

.badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 12px;
  border: 1px solid rgba(32, 227, 210, 0.55);
  border-radius: 12px;
  background: rgba(32, 227, 210, 0.10);
  color: #d9fffb;
  font-weight: 700;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.02fr 0.98fr;
  gap: 34px;
  align-items: center;
}

.panel {
  border: 1px solid var(--border);
  background: var(--panel);
  border-radius: 28px;
  box-shadow: 0 24px 80px rgba(0,0,0,0.45), 0 0 28px var(--shadow);
  backdrop-filter: blur(6px);
}

.hero-copy {
  padding: 36px;
}

.launch-kicker {
  display: inline-block;
  margin: 0 0 14px;
  padding: 7px 11px;
  border: 1px solid rgba(32, 227, 210, 0.55);
  border-radius: 999px;
  background: rgba(32, 227, 210, 0.12);
  color: #d9fffb;
  font-size: 13px;
  font-weight: 900;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

h1 {
  margin: 0 0 16px;
  font-size: clamp(44px, 7vw, 84px);
  line-height: 0.95;
  letter-spacing: -0.05em;
}

.lead {
  margin: 0 0 24px;
  color: var(--muted);
  font-size: clamp(18px, 2.4vw, 24px);
  line-height: 1.38;
}

.launch-message h2 {
  margin: 0 0 8px;
  color: var(--cyan);
  font-size: clamp(24px, 3vw, 32px);
}

.launch-message p {
  margin: 0;
  color: var(--muted);
  line-height: 1.5;
}

.release-facts {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 18px 0 0;
  padding: 0;
  list-style: none;
}

.release-facts li {
  padding: 6px 10px;
  border: 1px solid rgba(56, 189, 248, 0.32);
  border-radius: 999px;
  background: rgba(56, 189, 248, 0.08);
  color: #e5f8ff;
  font-size: 13px;
  font-weight: 700;
}

.download-options {
  display: flex;
  align-items: center;
  gap: 22px;
  margin-top: 22px;
}

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

.qr-download {
  flex: 0 0 126px;
  margin: 0;
  text-align: center;
}

.qr-frame {
  padding: 9px;
  border-radius: 12px;
  background: #fff;
  box-shadow: 0 0 18px rgba(32, 227, 210, 0.18);
}

.qr-frame img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 1;
  object-fit: contain;
}

.qr-download figcaption {
  margin-top: 7px;
  color: var(--muted);
  font-size: 11px;
  line-height: 1.3;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  padding: 0 18px;
  border-radius: 16px;
  border: 1px solid rgba(32, 227, 210, 0.75);
  background: rgba(32, 227, 210, 0.18);
  color: var(--text);
  font-weight: 900;
  text-decoration: none;
  text-align: center;
  box-shadow: 0 0 20px rgba(32, 227, 210, 0.22);
}

.button.secondary {
  border-color: rgba(56, 189, 248, 0.55);
  background: rgba(56, 189, 248, 0.10);
}

.version-line {
  color: var(--muted);
  font-size: 14px;
}

.hero-image {
  overflow: hidden;
}

.hero-image img {
  display: block;
  width: 100%;
  height: auto;
}

.section {
  padding: 44px 0;
}

.section h2 {
  font-size: clamp(30px, 4vw, 46px);
  margin: 0 0 18px;
}

.features {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
}

.feature {
  padding: 22px;
}

.feature h3 {
  margin: 0 0 8px;
  font-size: 21px;
}

.feature p {
  margin: 0;
  color: var(--muted);
  line-height: 1.45;
}

.screenshots {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 18px;
}

.shot {
  overflow: hidden;
}

.shot img {
  display: block;
  width: 100%;
  aspect-ratio: 16 / 9;
  object-fit: cover;
}

.shot figcaption {
  padding: 14px 16px 16px;
  color: var(--muted);
}

.shot strong {
  color: var(--text);
}

.footer {
  padding: 36px 0 56px;
  color: var(--muted);
  font-size: 14px;
}

.footer a {
  color: #d9fffb;
  font-weight: 700;
}

@media (max-width: 820px) {
  .hero-grid, .features, .screenshots {
    grid-template-columns: 1fr;
  }
  .hero-copy { padding: 26px; }
}

@media (max-width: 520px) {
  .download-options {
    align-items: flex-start;
    flex-direction: column;
  }

  .actions,
  .button {
    width: 100%;
  }

  .qr-download {
    width: 126px;
    align-self: center;
  }
}