:root {
  --color-bg: #0d0d0f;
  --color-accent: #7c5cfc;
  --color-text-primary: #f0f0f2;
  --color-text-secondary: #888892;

  --font-body: -apple-system, BlinkMacSystemFont, "Segoe UI", system-ui, sans-serif;

  --radius-md: 8px;
  --radius-logo: 22px;
  --spacing-base: 8px;
}

*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

body {
  min-height: 100vh;
  min-height: 100dvh;
  display: grid;
  place-items: center;
  background: var(--color-bg);
  color: var(--color-text-primary);
  font-family: var(--font-body);
  font-size: 1rem;
}

.landing {
  max-width: 28rem;
  padding: calc(var(--spacing-base) * 3);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: calc(var(--spacing-base) * 2);
  text-align: center;
}

.landing-logo {
  border-radius: var(--radius-logo);
}

.landing-title {
  font-size: 2.5rem;
  font-weight: 700;
  letter-spacing: -0.02em;
}

.landing-tagline,
.install-hint {
  color: var(--color-text-secondary);
  line-height: 1.5;
}

.install-hint {
  font-size: 0.875rem;
}

.install-button {
  padding: calc(var(--spacing-base) * 1.5) calc(var(--spacing-base) * 3);
  border: none;
  border-radius: var(--radius-md);
  background: var(--color-accent);
  color: var(--color-text-primary);
  font: inherit;
  font-weight: 600;
  cursor: pointer;
}

.install-button[hidden] {
  display: none;
}