:root {
  color-scheme: dark;
  font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  background: #0b0d14;
  color: #e8ebf2;
}

* {
  box-sizing: border-box;
}

html {
  background: #0b0d14;
}

body {
  max-width: 760px;
  margin: 0 auto;
  padding: 24px clamp(18px, 5vw, 42px) 56px;
  background: #0b0d14;
  font-size: 15px;
  line-height: 1.65;
}

h1,
h2 {
  color: #f8f9fc;
  letter-spacing: 0;
}

h1 {
  margin: 0 0 4px;
  font-size: 1.65rem;
  line-height: 1.2;
}

h2 {
  margin: 28px 0 8px;
  font-size: 1.02rem;
}

p,
ul {
  margin: 0 0 13px;
  color: #c2c8d3;
}

ul {
  padding-left: 20px;
}

li + li {
  margin-top: 6px;
}

.effective {
  margin-bottom: 22px;
  color: #7f899a;
  font-size: 0.82rem;
}

.notice {
  margin: 18px 0;
  padding: 13px 14px;
  border: 1px solid rgba(45, 226, 230, 0.32);
  border-radius: 8px;
  background: rgba(45, 226, 230, 0.06);
  color: #d7f7f8;
}

strong {
  color: #f6f7fa;
}

code {
  color: #aef4f6;
  font-family: ui-monospace, "SFMono-Regular", Consolas, monospace;
  overflow-wrap: anywhere;
}

.footer {
  margin-top: 34px;
  padding-top: 18px;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  color: #7f899a;
  font-size: 0.82rem;
}