:root {
  color-scheme: light;
  --ink: #171717;
  --muted: #5f6672;
  --line: #dde3ea;
  --panel: #ffffff;
  --surface: #f4f7f9;
  --accent: #1466d8;
  --accent-strong: #0e4faa;
  --green: #1c7c54;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
  font-family: -apple-system, BlinkMacSystemFont, "SF Pro Text", "Helvetica Neue", Arial, sans-serif;
  color: var(--ink);
  background: var(--surface);
}

main {
  width: min(1120px, calc(100% - 40px));
  margin: 0 auto;
}

.hero {
  min-height: 78vh;
  display: grid;
  grid-template-columns: minmax(0, 1fr) 300px;
  gap: 36px;
  align-items: center;
  padding: 48px 0 28px;
}

.hero-copy {
  max-width: 760px;
}

.app-icon {
  width: 92px;
  height: 92px;
  border-radius: 22px;
  box-shadow: 0 16px 34px rgba(20, 102, 216, 0.18);
}

.eyebrow {
  margin: 24px 0 8px;
  color: var(--accent);
  font-size: 0.82rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0;
}

h1 {
  margin: 0;
  font-size: clamp(3rem, 8vw, 6rem);
  line-height: 0.95;
  letter-spacing: 0;
}

h2 {
  margin: 0 0 10px;
  font-size: 1.05rem;
  letter-spacing: 0;
}

.lead {
  max-width: 720px;
  margin: 22px 0 0;
  color: #27313d;
  font-size: 1.18rem;
  line-height: 1.7;
}

.lead.english {
  color: var(--muted);
  font-size: 1rem;
}

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

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  padding: 0 18px;
  border-radius: 8px;
  border: 1px solid var(--line);
  text-decoration: none;
  font-weight: 700;
}

.button.primary {
  color: #fff;
  background: var(--accent);
  border-color: var(--accent);
}

.button.primary:hover {
  background: var(--accent-strong);
}

.button.secondary {
  color: var(--ink);
  background: #fff;
}

.button.secondary:hover {
  border-color: #aeb9c6;
}

.release-panel {
  align-self: end;
  margin-bottom: 64px;
  padding: 18px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--panel);
  display: grid;
  gap: 8px;
  box-shadow: 0 18px 50px rgba(31, 45, 61, 0.08);
}

.release-panel .label {
  color: var(--green);
  font-size: 0.78rem;
  font-weight: 800;
  text-transform: uppercase;
}

.release-panel strong {
  font-size: 2rem;
}

.release-panel span {
  color: var(--muted);
}

.release-panel a,
.text-link {
  color: var(--accent);
  font-weight: 700;
  text-decoration: none;
}

.features {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 1px;
  border: 1px solid var(--line);
  background: var(--line);
  margin-bottom: 28px;
}

.features article {
  min-height: 190px;
  padding: 22px;
  background: var(--panel);
}

.features p,
.privacy p {
  margin: 0;
  color: var(--muted);
  line-height: 1.65;
}

.privacy {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding: 28px 0 52px;
}

.privacy div {
  max-width: 720px;
}

@media (max-width: 860px) {
  main {
    width: min(100% - 28px, 720px);
  }

  .hero {
    min-height: auto;
    grid-template-columns: 1fr;
    padding-top: 32px;
  }

  .release-panel {
    align-self: auto;
    margin-bottom: 0;
  }

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

@media (max-width: 560px) {
  .features {
    grid-template-columns: 1fr;
  }

  .privacy {
    align-items: flex-start;
    flex-direction: column;
  }

  .button {
    width: 100%;
  }
}