:root { color-scheme: dark; }
* { box-sizing: border-box; }

body {
  margin: 0;
  min-height: 100vh;
  padding: 24px;
  font-family: system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  background: linear-gradient(180deg, #0d2233 0%, #16405c 100%);
  background-attachment: fixed;
  color: #eaf6ff;
  line-height: 1.6;
}

/* Landing page centres itself; document pages flow from the top. */
body.landing {
  display: flex;
  align-items: center;
  justify-content: center;
}

main { width: 100%; max-width: 560px; margin: 0 auto; }
main.doc { max-width: 720px; padding-bottom: 48px; }

h1 {
  margin: 0 0 4px;
  font-size: clamp(1.9rem, 7vw, 3rem);
  letter-spacing: -0.02em;
  color: #7ddcff;
}

h2 {
  margin: 32px 0 8px;
  font-size: 1.15rem;
  color: #7ddcff;
}

.studio { margin: 0 0 28px; font-size: 0.95rem; opacity: 0.7; }
.updated { margin: 0 0 28px; font-size: 0.9rem; opacity: 0.65; }
p { margin: 0 0 14px; opacity: 0.92; }
ul { margin: 0 0 14px; padding-left: 22px; opacity: 0.92; }
li { margin-bottom: 6px; }
a { color: #7ddcff; }

.landing main { text-align: center; }
.landing p.blurb { margin: 0 0 32px; }

nav { display: flex; flex-direction: column; gap: 12px; }

a.btn {
  display: block;
  padding: 14px 20px;
  border-radius: 10px;
  background: #7ddcff;
  color: #0a2a38;
  font-weight: 600;
  text-decoration: none;
  transition: transform 0.12s ease, filter 0.12s ease;
}
a.btn:hover { filter: brightness(1.08); transform: translateY(-1px); }

/* Policy links sit below the store link, so they are quieter than the primary action. */
a.btn.secondary {
  background: transparent;
  color: #7ddcff;
  border: 1px solid rgba(125, 220, 255, 0.45);
}
a.btn.secondary:hover { background: rgba(125, 220, 255, 0.1); }

a.back {
  display: inline-block;
  margin-bottom: 24px;
  font-size: 0.9rem;
  text-decoration: none;
  opacity: 0.8;
}
a.back:hover { opacity: 1; }

.note {
  margin: 24px 0;
  padding: 14px 16px;
  border-left: 3px solid #7ddcff;
  border-radius: 4px;
  background: rgba(125, 220, 255, 0.08);
  font-size: 0.95rem;
}

footer {
  margin-top: 40px;
  padding-top: 20px;
  border-top: 1px solid rgba(234, 246, 255, 0.15);
  font-size: 0.85rem;
  opacity: 0.6;
}
.landing footer { border-top: none; }