:root {
  --primary: #4922b7;
  --primary-soft: #4922b71a;
  --text: #1f1f1f;
  --muted: #667085;
  --border: #e8e8ee;
  --bg: #f6f5fb;
  --card: #ffffff;
}

* {
  box-sizing: border-box;
}

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

body {
  margin: 0;
  color: var(--text);
  background: var(--bg);
  font-family: -apple-system, BlinkMacSystemFont, "PingFang SC", "Hiragino Sans GB",
    "Microsoft YaHei", "Segoe UI", sans-serif;
  font-size: 16px;
  line-height: 1.75;
}

.page {
  max-width: 800px;
  margin: 0 auto;
  padding: 20px 16px calc(32px + env(safe-area-inset-bottom));
}

.card {
  background: var(--card);
  border-radius: 16px;
  padding: 24px 20px 32px;
  box-shadow: 0 8px 24px rgba(73, 34, 183, 0.06);
}

h1 {
  margin: 0 0 8px;
  font-size: 24px;
  line-height: 1.35;
  color: var(--primary);
}

.meta {
  margin: 0 0 20px;
  color: var(--muted);
  font-size: 13px;
}

.meta span + span::before {
  content: " · ";
}

h2 {
  margin: 28px 0 12px;
  font-size: 18px;
  line-height: 1.4;
  color: var(--primary);
}

p {
  margin: 0 0 12px;
}

ul,
ol {
  margin: 0 0 12px;
  padding-left: 1.25em;
}

li {
  margin-bottom: 6px;
}

a {
  color: var(--primary);
  overflow-wrap: anywhere;
}

.notice {
  margin: 16px 0;
  padding: 12px 14px;
  background: var(--primary-soft);
  border-radius: 10px;
}

.sdk {
  margin: 12px 0 16px;
  padding: 14px;
  background: #fafafa;
  border: 1px solid var(--border);
  border-radius: 12px;
  font-size: 14px;
}

.sdk p {
  margin: 0 0 6px;
}

.table-wrap {
  width: 100%;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  margin: 12px 0 16px;
}

table {
  width: 100%;
  min-width: 480px;
  border-collapse: collapse;
  font-size: 14px;
}

th,
td {
  padding: 10px 12px;
  border: 1px solid var(--border);
  text-align: left;
}

th {
  background: var(--primary-soft);
  color: var(--primary);
  white-space: nowrap;
}

@media (min-width: 768px) {
  .page {
    padding: 40px 24px 64px;
  }

  .card {
    padding: 40px 44px 48px;
  }

  h1 {
    font-size: 28px;
  }

  h2 {
    font-size: 20px;
  }
}