:root {
  --bg-top: #f5f7fb;
  --bg-bottom: #e9eef7;
  --surface: #ffffff;
  --surface-alt: #f8fafc;
  --text: #1d2939;
  --muted: #475467;
  --border: #d0d7e5;
  --link: #0057b8;
  --link-hover: #003f86;
  --heading: #0f172a;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: "Source Sans 3", "Noto Sans", "Segoe UI", sans-serif;
  background: linear-gradient(180deg, var(--bg-top), var(--bg-bottom));
  color: var(--text);
  line-height: 1.5;
}

main {
  max-width: 1140px;
  margin: 1.5rem auto 2.5rem;
  padding: 1.4rem;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 14px;
  box-shadow: 0 18px 34px rgba(15, 23, 42, 0.06);
}

h1 {
  margin: 0 0 0.4rem;
  font-size: 2rem;
  color: var(--heading);
}

.subtitle {
  margin: 0 0 1.2rem;
  color: var(--muted);
}

h2 {
  margin: 1.4rem 0 0.7rem;
  font-size: 1.3rem;
  color: var(--heading);
}

.third-party-text {
  margin-bottom: 1.2rem;
}

.third-party-text p {
  margin: 0;
}

.table-wrap {
  overflow-x: auto;
}

table {
  width: 100%;
  border-collapse: collapse;
  background: var(--surface);
  border: 1px solid var(--border);
  min-width: 740px;
}

th,
td {
  text-align: left;
  vertical-align: top;
  padding: 0.65rem 0.75rem;
  border-bottom: 1px solid var(--border);
}

th {
  background: #eef3fb;
  font-weight: 600;
  color: var(--heading);
}

a {
  color: var(--link);
  text-decoration: none;
}

a:hover {
  color: var(--link-hover);
  text-decoration: underline;
}

ul {
  margin-top: 0.4rem;
}

pre {
  white-space: pre-wrap;
  word-break: break-word;
  background: var(--surface-alt);
  border: 1px solid var(--border);
  padding: 0.8rem;
}

@media (max-width: 768px) {
  main {
    margin: 0;
    border-radius: 0;
    border-left: none;
    border-right: none;
    box-shadow: none;
    padding: 1rem;
  }

  h1 {
    font-size: 1.65rem;
  }
}