:root {
  --bg: #0f1226;
  --panel: #171a35;
  --text: #e9eaf5;
  --muted: #a6a9c7;
  --accent: #8a97e0;
  --accent-2: #5b6cb8;
  --border: #262a4d;
  --radius: 16px;
}
@media (prefers-color-scheme: light) {
  :root {
    --bg: #f4f5fb; --panel: #ffffff; --text: #1b1d33; --muted: #5c6079;
    --accent: #5b6cb8; --accent-2: #5b6cb8; --border: #e5e7f2;
  }
}
* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0; background: var(--bg); color: var(--text);
  font: 17px/1.65 -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
}
.wrap { max-width: 720px; margin: 0 auto; padding: 28px 22px 80px; }
header.hero { text-align: center; padding: 40px 0 28px; }
.moon {
  width: 64px; height: 64px; border-radius: 18px; margin: 0 auto 16px;
  display: flex; align-items: center; justify-content: center; font-size: 32px;
  background: linear-gradient(160deg, var(--accent-2), #3a4288);
  box-shadow: 0 8px 30px rgba(91,108,184,0.35);
}
h1 { font-size: 30px; margin: 6px 0 4px; letter-spacing: -0.02em; }
h2 { font-size: 20px; margin: 34px 0 10px; letter-spacing: -0.01em; }
.tagline { color: var(--muted); margin: 0; }
p, li { color: var(--text); }
.muted { color: var(--muted); }
a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }
.card {
  background: var(--panel); border: 1px solid var(--border);
  border-radius: var(--radius); padding: 20px 22px; margin: 16px 0;
}
.links { display: flex; flex-wrap: wrap; gap: 12px; justify-content: center; margin-top: 22px; }
.btn {
  display: inline-block; padding: 11px 18px; border-radius: 12px;
  background: var(--accent-2); color: #fff; font-weight: 600;
}
.btn.secondary { background: transparent; color: var(--accent); border: 1px solid var(--border); }
.btn:hover { text-decoration: none; opacity: 0.92; }
.small { font-size: 14px; }
.eyebrow { text-transform: uppercase; letter-spacing: 0.08em; font-size: 12px; color: var(--muted); }
hr { border: none; border-top: 1px solid var(--border); margin: 30px 0; }
footer { text-align: center; color: var(--muted); font-size: 14px; margin-top: 40px; }
ul { padding-left: 20px; }
li { margin: 6px 0; }
.backlink { display: inline-block; margin-bottom: 18px; font-size: 14px; }