:root {
  color-scheme: light;
  --bg: #f6f8fb;
  --paper: #ffffff;
  --text: #1f2937;
  --muted: #667085;
  --border: #d9e2ec;
  --accent: #0f766e;
  --shadow: 0 18px 45px rgba(31, 41, 55, 0.08);
}

* {
  box-sizing: border-box;
}

html {
  font-size: 16px;
}

body {
  margin: 0;
  min-height: 100vh;
  color: var(--text);
  background:
    linear-gradient(180deg, rgba(15, 118, 110, 0.08), rgba(246, 248, 251, 0) 300px),
    var(--bg);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
  line-height: 1.8;
}

.page {
  width: 100%;
  padding: 40px 16px;
}

.privacy-document {
  width: min(920px, 100%);
  margin: 0 auto;
  padding: 48px 56px;
  background: var(--paper);
  border: 1px solid var(--border);
  border-radius: 8px;
  box-shadow: var(--shadow);
}

.document-header {
  padding-bottom: 24px;
  margin-bottom: 28px;
  border-bottom: 1px solid var(--border);
}

h1,
h2,
p {
  margin-top: 0;
}

h1 {
  margin-bottom: 12px;
  color: #101828;
  font-size: 2rem;
  font-weight: 700;
  line-height: 1.35;
}

h2 {
  margin-bottom: 12px;
  color: #101828;
  font-size: 1.2rem;
  line-height: 1.45;
}

p {
  margin-bottom: 16px;
}

section {
  margin-bottom: 30px;
}

a {
  color: var(--accent);
  text-decoration-thickness: 1px;
  text-underline-offset: 3px;
}

.updated-date,
.document-footer p {
  color: var(--muted);
}

.document-footer {
  padding-top: 20px;
  margin-top: 32px;
  border-top: 1px solid var(--border);
}

.document-footer p {
  margin-bottom: 0;
}

@media (max-width: 640px) {
  .page {
    padding: 0;
  }

  .privacy-document {
    min-height: 100vh;
    padding: 28px 20px 36px;
    border: 0;
    border-radius: 0;
    box-shadow: none;
  }

  h1 {
    font-size: 1.5rem;
  }

  h2 {
    font-size: 1.08rem;
  }
}