* { box-sizing: border-box; margin: 0; padding: 0; }

html { -webkit-text-size-adjust: 100%; }

body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', system-ui, sans-serif;
  background: #0a0a0b;
  color: #e8e8ea;
  line-height: 1.6;
  font-size: 16px;
  padding: 32px 20px 80px;
}

main {
  max-width: 720px;
  margin: 0 auto;
}

header {
  text-align: center;
  margin-bottom: 40px;
  padding-bottom: 24px;
  border-bottom: 1px solid #1f1f23;
}

header .logo {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 56px;
  height: 56px;
  border-radius: 14px;
  background: rgba(239, 68, 68, 0.15);
  margin-bottom: 12px;
  font-size: 28px;
}

header h1 {
  font-size: 28px;
  font-weight: 700;
  letter-spacing: -0.02em;
}

header .effective {
  margin-top: 8px;
  font-size: 13px;
  color: #8a8a92;
}

h2 {
  font-size: 18px;
  font-weight: 700;
  margin: 32px 0 12px;
  color: #fff;
}

h3 {
  font-size: 15px;
  font-weight: 600;
  margin: 20px 0 8px;
  color: #d0d0d6;
}

p, li {
  font-size: 15px;
  color: #b8b8c0;
  margin-bottom: 12px;
}

ul, ol {
  padding-left: 22px;
  margin-bottom: 16px;
}

li {
  margin-bottom: 6px;
}

strong {
  color: #e8e8ea;
  font-weight: 600;
}

a {
  color: #ef4444;
  text-decoration: none;
}

a:hover {
  text-decoration: underline;
}

footer {
  margin-top: 56px;
  padding-top: 24px;
  border-top: 1px solid #1f1f23;
  text-align: center;
  font-size: 13px;
  color: #6a6a72;
}

footer a {
  margin: 0 8px;
}

.nav-back {
  display: inline-block;
  margin-bottom: 16px;
  font-size: 13px;
  color: #8a8a92;
}