:root {
  --bg: #1b1036;
  --bg2: #0d0820;
  --card: rgba(255, 255, 255, 0.07);
  --line: rgba(255, 255, 255, 0.14);
  --fg: #f4f1ff;
  --muted: #b9b2d9;
  --accent: #ffc83d;
  --b1: #ff6b6b; --b2: #ffc83d; --b3: #3ccfcf; --b4: #4ab8ff; --b5: #9b5cff;
  color-scheme: dark;
}
* { box-sizing: border-box; }
html { background: var(--bg2); }
body {
  margin: 0;
  min-height: 100vh;
  background: radial-gradient(120% 80% at 50% 0%, var(--bg) 0%, var(--bg2) 70%);
  color: var(--fg);
  font: 17px/1.6 ui-rounded, -apple-system, BlinkMacSystemFont, "SF Pro Rounded", "Segoe UI", sans-serif;
}
main { max-width: 760px; margin: 0 auto; padding: 40px 16px 64px; }
a { color: var(--accent); }
h1, h2, h3 { line-height: 1.2; margin: 0 0 12px; }
h1 { font-size: clamp(2.2rem, 7vw, 3.4rem); letter-spacing: -0.02em; }
h2 { font-size: 1.35rem; margin-top: 32px; }
p, ul { margin: 0 0 14px; }
ul { padding-left: 22px; }
.blocks { display: flex; gap: 6px; margin-bottom: 22px; }
.blocks span { width: 22px; height: 22px; border-radius: 6px; box-shadow: inset 0 -4px 0 rgba(0, 0, 0, 0.22); }
.lead { font-size: 1.2rem; color: var(--muted); max-width: 34em; }
.card { background: var(--card); border: 1px solid var(--line); border-radius: 18px; padding: 18px 20px; margin: 18px 0; }
.grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); gap: 12px; margin: 24px 0; }
.grid .card { margin: 0; }
.card b { display: block; margin-bottom: 4px; }
.muted { color: var(--muted); font-size: 0.95rem; }
nav { display: flex; flex-wrap: wrap; gap: 18px; margin: 28px 0 0; padding-top: 18px; border-top: 1px solid var(--line); font-size: 0.95rem; }
nav a { color: var(--muted); }