:root { --ink: #3B3355; --purple: #9775FA; --cream: #FFF9EC; --muted: #6b6480; }
* { box-sizing: border-box; }
body { margin: 0; background: linear-gradient(#8FD3FF, #D9F2FF 300px, #FFF9EC 600px); color: var(--ink);
  font: 16px/1.65 system-ui, "Segoe UI", Roboto, sans-serif; }
main { max-width: 760px; margin: 24px auto; padding: 24px 20px 40px; background: #fff; border-radius: 24px;
  box-shadow: 0 4px 16px rgba(0,0,0,.08); }
header { display: flex; align-items: center; gap: 14px; }
header img { border-radius: 20px; }
h1 { margin: 0; color: var(--purple); font-size: 34px; font-weight: 900; }
h2 { margin-top: 28px; }
h3 { margin-bottom: 4px; }
a { color: #1c7ed6; }
nav { margin: 12px 0; font-weight: 600; }
.muted { color: var(--muted); font-size: 14px; }
.lead { font-size: 18px; font-weight: 600; }
.play { display: inline-block; margin: 8px 0; padding: 14px 26px; border-radius: 22px; background: #40C057;
  color: #fff; font-size: 20px; font-weight: 900; text-decoration: none; box-shadow: 0 6px 0 #2b8a3e; }
.links li { margin: 6px 0; font-size: 17px; }
hr { border: none; border-top: 2px dashed #e3dff0; margin: 32px 0; }
code { background: var(--cream); padding: 1px 6px; border-radius: 6px; }
@media (max-width: 520px) { main { margin: 0; border-radius: 0; } }