/* 通用样式 — 适用于查字数 官网及附属页 */
* { box-sizing: border-box; margin: 0; padding: 0; }

body {
  font-family: -apple-system, BlinkMacSystemFont, "PingFang SC", "Microsoft YaHei",
               "Helvetica Neue", Helvetica, Arial, sans-serif;
  line-height: 1.7;
  color: #222;
  background: #fafafa;
  -webkit-font-smoothing: antialiased;
}

.container {
  max-width: 760px;
  margin: 0 auto;
  padding: 0 20px;
}

.hero {
  background: linear-gradient(135deg, #5B7CFA 0%, #8E6BFF 100%);
  color: #fff;
  padding: 60px 0 50px;
  text-align: center;
}

.hero h1 { font-size: 38px; font-weight: 700; margin-bottom: 8px; }
.hero .tagline { font-size: 16px; opacity: 0.92; margin-bottom: 4px; }
.hero .app-store { font-size: 14px; opacity: 0.8; margin-top: 12px; }

nav.links {
  display: flex;
  justify-content: center;
  gap: 28px;
  padding: 22px 20px;
  background: #fff;
  border-bottom: 1px solid #eee;
  flex-wrap: wrap;
}

nav.links a {
  color: #5B7CFA;
  text-decoration: none;
  font-weight: 500;
  font-size: 15px;
}

nav.links a:hover { text-decoration: underline; }

main { padding: 36px 0 60px; }

main section { margin-bottom: 32px; }

main h2 {
  font-size: 20px;
  color: #111;
  margin-bottom: 14px;
  border-left: 4px solid #5B7CFA;
  padding-left: 10px;
}

main p, main li {
  font-size: 15px;
  color: #333;
  margin-bottom: 10px;
}

main ul { padding-left: 22px; }

.update-date {
  font-size: 13px;
  color: #888;
  margin-bottom: 24px;
}

footer {
  text-align: center;
  padding: 24px 20px;
  color: #888;
  font-size: 13px;
  border-top: 1px solid #eee;
  background: #fff;
}