/* zh- : narrow 960, navy + gold hairline, circular steps, centered hero */
* { box-sizing: border-box; }
html { scroll-behavior: auto; }

body.zh-body {
  margin: 0;
  background: #F4F1EA;
  color: #0E1424;
  font-family: "Palatino Linotype", "Palatino", "Source Han Serif SC", "STSong", serif;
  line-height: 1.8;
}

.zh-wrap { max-width: 960px; margin: 0 auto; padding: 0 24px 48px; }

.zh-mast {
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 22px 0 10px;
  border-bottom: 1px solid #C9A227;
}

.zh-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  color: #1B2A4A;
  text-decoration: none;
  font-weight: 700;
  font-size: 18px;
  font-family: "Segoe UI", "PingFang SC", "Microsoft YaHei", sans-serif;
  letter-spacing: 0.04em;
}

.zh-nav {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 8px 20px;
  margin: 14px 0 8px;
  font-family: "Segoe UI", "PingFang SC", "Microsoft YaHei", sans-serif;
}

.zh-nav a {
  color: #1B2A4A;
  text-decoration: none;
  font-size: 13px;
  border-bottom: 1px solid transparent;
}

.zh-nav a:hover { border-bottom-color: #C9A227; }

.zh-lead {
  text-align: center;
  padding: 56px 12px 40px;
}

.zh-lead h1 {
  margin: 0 auto 18px;
  max-width: 16em;
  font-size: 32px;
  line-height: 1.35;
  color: #1B2A4A;
}

.zh-lead p {
  margin: 0 auto;
  max-width: 38em;
  font-size: 16px;
}

.zh-rule {
  height: 1px;
  background: linear-gradient(90deg, transparent, #C9A227, transparent);
  border: 0;
  margin: 8px 0 40px;
}

.zh-sec { padding: 8px 0 48px; }

.zh-sec h2 {
  margin: 0 0 10px;
  font-size: 24px;
  color: #1B2A4A;
  text-align: center;
}

.zh-blurb {
  text-align: center;
  margin: 0 auto 28px;
  max-width: 40em;
  font-size: 15px;
}

.zh-icons {
  display: flex;
  justify-content: space-between;
  gap: 12px;
}

.zh-icon {
  flex: 1;
  text-align: center;
  padding: 16px 8px 8px;
}

.zh-icon figure {
  width: 64px;
  height: 64px;
  margin: 0 auto 10px;
  border: 1px solid #C9A227;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  background: #fff;
}

.zh-icon h3 {
  margin: 0 0 6px;
  font-size: 15px;
  font-family: "Segoe UI", "PingFang SC", "Microsoft YaHei", sans-serif;
  color: #1B2A4A;
}

.zh-icon p { margin: 0; font-size: 13px; text-align: left; }

.zh-trio {
  display: grid;
  grid-template-columns: 1fr 48px 1fr 48px 1fr;
  align-items: stretch;
  gap: 0;
}

.zh-col {
  background: #fff;
  border: 1px solid #1B2A4A;
  padding: 20px 16px;
}

.zh-col h3 {
  margin: 8px 0 10px;
  font-size: 16px;
  color: #1B2A4A;
  font-family: "Segoe UI", "PingFang SC", "Microsoft YaHei", sans-serif;
}

.zh-col p { margin: 0; font-size: 14px; }

.zh-arrow {
  display: flex;
  align-items: center;
  justify-content: center;
  color: #C9A227;
}

.zh-orbit {
  display: flex;
  flex-direction: column;
  gap: 22px;
}

.zh-item {
  display: grid;
  grid-template-columns: 72px 1fr;
  gap: 16px;
  align-items: start;
}

.zh-round {
  width: 72px;
  height: 72px;
  border-radius: 50%;
  border: 2px solid #C9A227;
  color: #1B2A4A;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 22px;
  font-weight: 800;
  font-family: "Segoe UI", "PingFang SC", "Microsoft YaHei", sans-serif;
  background: #fff;
}

.zh-item h3 {
  margin: 6px 0 6px;
  font-size: 18px;
  color: #1B2A4A;
  font-family: "Segoe UI", "PingFang SC", "Microsoft YaHei", sans-serif;
}

.zh-item p { margin: 0; font-size: 15px; }

.zh-pair {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 18px;
}

.zh-card {
  background: #1B2A4A;
  color: #F4F1EA;
  padding: 22px 20px;
}

.zh-card.gold {
  background: #fff;
  color: #0E1424;
  border: 1px solid #8A7340;
}

.zh-card h3 {
  margin: 0 0 10px;
  font-size: 17px;
  color: #C9A227;
  font-family: "Segoe UI", "PingFang SC", "Microsoft YaHei", sans-serif;
}

.zh-card.gold h3 { color: #1B2A4A; }
.zh-card p { margin: 0; font-size: 14px; }

.zh-habits {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px 20px;
}

.zh-habits li {
  list-style: none;
  margin: 0;
  padding: 12px 0 12px 16px;
  border-left: 3px solid #C9A227;
  font-size: 14px;
}

.zh-faq details {
  border-top: 1px solid #8A7340;
  padding: 6px 0;
}

.zh-faq details:last-child { border-bottom: 1px solid #8A7340; }

.zh-faq summary {
  cursor: pointer;
  padding: 12px 4px;
  font-weight: 700;
  color: #1B2A4A;
  font-family: "Segoe UI", "PingFang SC", "Microsoft YaHei", sans-serif;
}

.zh-faq details p {
  margin: 0 4px 14px;
  font-size: 15px;
}

.zh-base {
  border-top: 2px solid #1B2A4A;
  padding: 28px 0 8px;
  color: #3a3f4a;
  font-size: 12px;
  font-family: "Segoe UI", "PingFang SC", "Microsoft YaHei", sans-serif;
}

.zh-base p { margin: 0 0 8px; }

@media (max-width: 720px) {
  .zh-icons, .zh-trio, .zh-pair, .zh-habits { display: block; }
  .zh-arrow { transform: rotate(90deg); height: 36px; }
  .zh-col { margin-bottom: 8px; }
  .zh-lead h1 { font-size: 26px; }
}