*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: Inter, system-ui, -apple-system, sans-serif;
  background: #0A0E1A;
  color: #E8ECF4;
  line-height: 1.65;
  font-size: 16px;
}
a { color: #00D4FF; text-decoration: none; }
a:hover { text-decoration: underline; }
.wrap {
  max-width: 720px;
  margin: 0 auto;
  padding: 2.5rem 1.5rem 4rem;
}
.back { display: inline-block; margin-bottom: 2rem; font-size: 0.9rem; }
h1 { font-size: 1.75rem; font-weight: 600; margin: 0 0 0.5rem; letter-spacing: -0.02em; }
.sub { color: #8B95A8; font-size: 0.95rem; margin: 0 0 2rem; }
h2 {
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: #00D4FF;
  margin: 2rem 0 0.75rem;
}
p { margin: 0 0 1rem; color: #B8C0D0; }
ul { margin: 0 0 1rem; padding-left: 1.25rem; color: #B8C0D0; }
li { margin-bottom: 0.35rem; }
footer { margin-top: 3rem; padding-top: 1.5rem; border-top: 1px solid #1E2638; font-size: 0.85rem; color: #8B95A8; }