/* WPS Office web set — narrow document reading layout */
*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body.p5-body {
  margin: 0;
  padding: 0;
  background: #f3f6f4;
  color: #1a1a1a;
  font-family: "Segoe UI", "PingFang SC", "Microsoft YaHei", sans-serif;
  font-size: 18px;
  line-height: 1.85;
}

.p5-wrap {
  max-width: 820px;
  margin: 0 auto;
  padding: 0 16px;
}

.p5-top {
  max-width: 820px;
  margin: 0 auto;
  padding: 14px 16px;
  border-bottom: 1px solid #c9ddd2;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
  background: #f3f6f4;
}

.p5-brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  color: #146c43;
  text-decoration: none;
  font-weight: 700;
  font-size: 18px;
}

.p5-brand svg {
  display: block;
  flex-shrink: 0;
}

.p5-nav {
  display: flex;
  flex-wrap: wrap;
  gap: 6px 18px;
  list-style: none;
  margin: 0;
  padding: 0;
}

.p5-nav a {
  color: #1a1a1a;
  text-decoration: none;
  font-size: 15px;
  padding: 4px 0;
  border-bottom: 2px solid transparent;
}

.p5-nav a:hover {
  color: #146c43;
}

.p5-nav a.is-on {
  color: #146c43;
  font-weight: 700;
  border-bottom-color: #146c43;
}

.p5-main {
  max-width: 820px;
  margin: 0 auto;
  padding: 28px 16px 48px;
}

.p5-main h1 {
  margin: 0 0 18px;
  font-size: 40px;
  line-height: 1.3;
  color: #146c43;
  font-weight: 700;
}

.p5-main h2 {
  margin: 36px 0 14px;
  font-size: 24px;
  line-height: 1.4;
  color: #146c43;
  font-weight: 700;
  border-left: 4px solid #146c43;
  padding-left: 12px;
}

.p5-main p {
  margin: 0 0 16px;
  font-size: 18px;
  line-height: 1.85;
}

.p5-lead {
  margin-bottom: 20px;
}

.p5-list {
  margin: 0 0 18px;
  padding-left: 22px;
}

.p5-list li {
  margin-bottom: 10px;
}

.p5-call {
  background: #146c43;
  color: #fff;
  padding: 28px;
  margin: 28px 0;
}

.p5-call h2 {
  margin-top: 0;
  color: #fff;
  border-left-color: #fff;
}

.p5-call p {
  color: #fff;
  margin-bottom: 16px;
}

.p5-btns {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 8px;
}

.p5-btns a {
  display: inline-block;
  background: #fff;
  color: #146c43;
  text-decoration: none;
  font-weight: 700;
  font-size: 16px;
  padding: 12px 18px;
  border: 1px solid #fff;
}

.p5-btns a:hover {
  background: #e8f5ee;
}

.p5-news {
  margin: 0 0 24px;
}

.p5-news dt {
  font-weight: 700;
  margin-top: 18px;
  color: #146c43;
}

.p5-news dd {
  margin: 6px 0 0;
  padding: 0;
}

.p5-faq {
  margin: 0 0 24px;
}

.p5-faq .p5-q {
  display: block;
  font-weight: 700;
  margin-top: 18px;
  margin-bottom: 6px;
}

.p5-faq .p5-a {
  margin: 0 0 12px;
  padding-left: 16px;
}

.p5-foot {
  max-width: 820px;
  margin: 0 auto;
  padding: 24px 16px 40px;
  border-top: 1px solid #c9ddd2;
  font-size: 14px;
  line-height: 1.7;
  color: #444;
}

.p5-foot p {
  margin: 0 0 10px;
  font-size: 14px;
}

@media (max-width: 640px) {
  .p5-main h1 {
    font-size: 30px;
  }

  .p5-main h2 {
    font-size: 20px;
  }

  .p5-call {
    padding: 20px;
  }

  .p5-btns a {
    width: 100%;
    text-align: center;
  }
}