:root {
  --bg: #050505;
  --panel: #0f0f0f;
  --panel-soft: #151515;
  --line: rgba(255, 255, 255, 0.1);
  --text: #f5f5f5;
  --muted: #b8b8b8;
  --accent: #d6d6d6;
  --shadow: 0 30px 90px rgba(0, 0, 0, 0.48);
}

* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  min-height: 100%;
}

body {
  background:
    radial-gradient(circle at top left, rgba(255, 255, 255, 0.06), transparent 22%),
    radial-gradient(circle at bottom right, rgba(255, 255, 255, 0.04), transparent 24%),
    var(--bg);
  color: var(--text);
  font-family: "Avenir Next", "Helvetica Neue", Helvetica, Arial, sans-serif;
}

.page {
  min-height: 100vh;
  padding: clamp(14px, 2vw, 24px);
  display: flex;
  align-items: center;
  justify-content: center;
}

.hero {
  width: min(1220px, 100%);
  display: grid;
  grid-template-columns: minmax(0, 1.2fr) minmax(280px, 0.78fr);
  gap: clamp(24px, 3vw, 44px);
  align-items: center;
  padding: clamp(22px, 3vw, 40px);
  border: 1px solid var(--line);
  border-radius: 36px;
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.02), transparent 18%),
    var(--panel);
  box-shadow: var(--shadow);
}

.brand-lockup {
  display: flex;
  align-items: center;
  gap: 18px;
}

.brand-icon {
  width: 88px;
  height: 88px;
  border-radius: 22px;
  border: 1px solid rgba(255, 255, 255, 0.08);
  background: #000;
}

.eyebrow {
  margin: 0 0 4px;
  text-transform: uppercase;
  letter-spacing: 0.16em;
  font-size: 0.76rem;
  color: var(--muted);
}

.product-state {
  margin: 0;
  font-size: 1rem;
  color: var(--accent);
}

h1 {
  max-width: 10ch;
  margin: 28px 0 0;
  font-size: clamp(2.7rem, 5.8vw, 6rem);
  line-height: 0.94;
  letter-spacing: -0.05em;
}

.lede {
  max-width: 34rem;
  margin: 22px 0 0;
  color: var(--muted);
  font-size: clamp(1rem, 1.8vw, 1.24rem);
  line-height: 1.62;
}

.cta-row {
  margin-top: 28px;
}

.app-store-link {
  display: inline-flex;
  align-items: center;
  transition: transform 180ms ease, opacity 180ms ease;
}

.app-store-link:hover,
.app-store-link:focus-visible {
  transform: translateY(-2px);
  opacity: 0.92;
}

.app-store-link img {
  display: block;
  width: 180px;
  height: auto;
}

.helper-copy {
  margin: 14px 0 0;
  color: var(--muted);
  font-size: 0.95rem;
}

.feature-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
  margin-top: 34px;
}

.feature-card {
  padding: 20px;
  border: 1px solid var(--line);
  border-radius: 24px;
  background: var(--panel-soft);
}

.feature-card h2 {
  margin: 14px 0 8px;
  font-size: 1.1rem;
}

.feature-card p {
  margin: 0;
  color: var(--muted);
  line-height: 1.55;
}

.feature-icon {
  width: 44px;
  height: 44px;
  display: grid;
  place-items: center;
  border-radius: 14px;
  background: #1b1b1b;
}

.feature-icon svg {
  width: 24px;
  height: 24px;
  fill: #ededed;
}

.preview-panel {
  display: flex;
  justify-content: center;
}

.preview-frame {
  width: min(100%, 350px);
  padding: 12px;
  border-radius: 30px;
  background: linear-gradient(180deg, #1a1a1a, #050505);
  border: 1px solid rgba(255, 255, 255, 0.08);
  box-shadow: 0 24px 80px rgba(0, 0, 0, 0.5);
}

.preview-image {
  display: block;
  width: 100%;
  height: auto;
  border-radius: 20px;
  background: #000;
}

@media (max-width: 1180px) {
  .hero {
    grid-template-columns: minmax(0, 1fr) minmax(250px, 320px);
    align-items: start;
  }

  h1 {
    max-width: 11ch;
  }

  .feature-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .preview-frame {
    width: min(100%, 300px);
  }
}

@media (max-width: 920px) {
  .hero {
    grid-template-columns: 1fr;
    padding: 28px;
  }

  .preview-panel {
    order: -1;
  }

  .preview-frame {
    width: min(100%, 280px);
  }
}

@media (max-width: 720px) {
  .feature-grid {
    grid-template-columns: 1fr;
  }

  h1 {
    max-width: none;
  }
}

@media (max-width: 520px) {
  .page {
    padding: 12px;
  }

  .hero {
    padding: 20px;
    gap: 24px;
    border-radius: 24px;
  }

  .brand-lockup {
    align-items: flex-start;
  }

  .brand-icon {
    width: 72px;
    height: 72px;
  }

  .app-store-link img {
    width: 168px;
  }
}