:root {
  color-scheme: dark;
  --background: #0a0e14;
  --surface: #131920;
  --surface-strong: #181e28;
  --text: #ecf2f8;
  --muted: #9bb0c5;
  --primary: #00c4b0;
  --primary-strong: #18e0ca;
  --accent: #ff4090;
  --premium: #e6c36a;
  --border: #253244;
  --shadow: rgba(0, 0, 0, 0.42);
}

* {
  box-sizing: border-box;
}

html {
  min-height: 100%;
  background: var(--background);
}

body {
  min-height: 100vh;
  margin: 0;
  color: var(--text);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  background:
    linear-gradient(135deg, rgba(255, 64, 144, 0.18), transparent 32%),
    linear-gradient(210deg, rgba(0, 196, 176, 0.22), transparent 42%),
    linear-gradient(180deg, #0a0e14 0%, #101720 56%, #0a0e14 100%);
}

a {
  color: inherit;
}

.site-shell {
  width: min(1080px, calc(100% - 40px));
  min-height: calc(100vh - 74px);
  margin: 0 auto;
  display: flex;
  align-items: center;
}

.hero {
  width: 100%;
  display: grid;
  grid-template-columns: minmax(0, 1fr) 360px;
  gap: 56px;
  align-items: center;
  padding: 56px 0 40px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 34px;
  color: var(--text);
  text-decoration: none;
  font-size: 1rem;
  font-weight: 800;
}

.brand-icon {
  width: 52px;
  height: 52px;
  border-radius: 8px;
  object-fit: cover;
  box-shadow: 0 14px 28px var(--shadow);
}

.eyebrow {
  margin: 0 0 10px;
  color: var(--primary-strong);
  font-size: 0.9rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0;
}

h1 {
  max-width: 700px;
  margin: 0;
  font-size: 4rem;
  line-height: 1;
  letter-spacing: 0;
}

.hero-text {
  max-width: 560px;
  margin: 20px 0 0;
  color: var(--muted);
  font-size: 1.2rem;
  line-height: 1.6;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 32px;
}

.btn {
  min-height: 48px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 8px;
  padding: 0 20px;
  border: 1px solid transparent;
  font: inherit;
  font-weight: 800;
  text-decoration: none;
  cursor: pointer;
}

.btn-primary {
  background: linear-gradient(135deg, var(--primary), var(--primary-strong));
  color: #041012;
  box-shadow: 0 16px 34px rgba(0, 196, 176, 0.22);
}

.btn-secondary {
  color: var(--text);
  background: rgba(19, 25, 32, 0.74);
  border-color: var(--border);
}

.btn:focus-visible,
.brand:focus-visible,
.site-footer a:focus-visible {
  outline: 3px solid rgba(230, 195, 106, 0.82);
  outline-offset: 4px;
}

.device-message {
  min-height: 24px;
  margin: 20px 0 0;
  color: var(--muted);
  font-size: 0.98rem;
  line-height: 1.5;
}

.hero-visual {
  display: grid;
  gap: 18px;
  justify-items: center;
}

.app-mark {
  width: 320px;
  max-width: 100%;
  aspect-ratio: 1;
  display: grid;
  place-items: center;
  border-radius: 8px;
  border: 1px solid rgba(255, 255, 255, 0.1);
  background:
    linear-gradient(135deg, rgba(0, 196, 176, 0.16), transparent 45%),
    linear-gradient(315deg, rgba(255, 64, 144, 0.18), transparent 55%),
    var(--surface-strong);
  box-shadow: 0 26px 70px var(--shadow);
}

.app-mark img {
  width: 78%;
  height: 78%;
  border-radius: 8px;
  object-fit: cover;
}

.store-strip {
  width: 230px;
  max-width: 100%;
  border-radius: 8px;
  border: 1px solid rgba(255, 255, 255, 0.12);
  background: #000000;
  padding: 8px 10px;
  box-shadow: 0 18px 42px var(--shadow);
}

.store-strip img {
  display: block;
  width: 100%;
  height: auto;
}

.site-footer {
  width: min(1080px, calc(100% - 40px));
  margin: 0 auto;
  padding: 0 0 28px;
}

.site-footer nav {
  display: flex;
  flex-wrap: wrap;
  gap: 18px;
  color: var(--muted);
  font-size: 0.9rem;
}

.site-footer a {
  text-decoration: none;
}

.site-footer a:hover {
  color: var(--premium);
}

@media (max-width: 860px) {
  .site-shell {
    min-height: auto;
    align-items: flex-start;
  }

  .hero {
    grid-template-columns: 1fr;
    gap: 34px;
    padding: 36px 0 34px;
  }

  .brand {
    margin-bottom: 28px;
  }

  h1 {
    font-size: 3rem;
  }

  .hero-text {
    font-size: 1.08rem;
  }

  .hero-visual {
    justify-items: start;
  }

  .app-mark {
    width: 240px;
  }
}

@media (max-width: 520px) {
  .site-shell,
  .site-footer {
    width: min(100% - 28px, 1080px);
  }

  h1 {
    font-size: 2.5rem;
  }

  .hero-actions,
  .btn {
    width: 100%;
  }

  .btn {
    padding: 0 16px;
  }

  .app-mark {
    width: 210px;
  }
}