* { box-sizing: border-box; }
body {
  margin: 0;
  color: #243140;
  background: #f4f1ec;
  font-family: "Trebuchet MS", "Microsoft YaHei", sans-serif;
  line-height: 1.7;
}
.bar {
  background: #2c3e50;
  color: #fff;
}
.bar-inner {
  width: min(1080px, calc(100% - 20px));
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
  min-height: 58px;
}
.mark {
  color: #fff;
  text-decoration: none;
  font-weight: 800;
  display: flex;
  align-items: center;
  gap: 8px;
}
.nav a {
  color: #d7e1ea;
  text-decoration: none;
  margin-left: 14px;
  padding-bottom: 3px;
}
body.s-home .nav a.a,
body.s-down .nav a.b,
body.s-zh .nav a.c,
.nav a.hot {
  color: #fff;
  border-bottom: 3px solid #e85d4c;
}
.split-hero {
  width: min(1080px, calc(100% - 20px));
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr 1fr;
  min-height: 280px;
}
.split-hero .txt { padding: 36px 28px 28px 0; }
.split-hero h1 { margin: 0 0 12px; font-size: 1.85rem; color: #2c3e50; }
.split-hero .cta {
  background: #2c3e50;
  color: #fff;
  padding: 28px;
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 10px;
}
.split-hero .cta h2 { margin: 0; font-size: 1.1rem; }
.act, .act2 {
  display: inline-block;
  text-decoration: none;
  text-align: center;
  padding: 12px 16px;
  font-weight: 700;
}
.act { background: #e85d4c; color: #fff; }
.act2 { background: transparent; color: #fff; border: 1px solid #9fb0c0; }
.step-layout {
  width: min(1080px, calc(100% - 20px));
  margin: 24px auto;
  display: grid;
  grid-template-columns: 88px 1fr;
  gap: 0 18px;
}
.nums {
  border-right: 3px solid #e85d4c;
  padding-right: 10px;
}
.nums span {
  display: block;
  width: 48px;
  height: 48px;
  background: #2c3e50;
  color: #fff;
  text-align: center;
  line-height: 48px;
  font-weight: 800;
  margin: 0 0 80px;
}
.block { background: #fff; border: 1px solid #ddd6cc; padding: 20px 22px; margin-bottom: 16px; }
.block h2 { margin: 0 0 10px; color: #2c3e50; font-size: 1.25rem; }
table.steps { width: 100%; border-collapse: collapse; }
table.steps td, table.steps th { border: 1px solid #ddd6cc; padding: 8px; text-align: left; }
.alert { border: 2px solid #e85d4c; background: #fff1ee; padding: 16px 18px; margin: 16px 0; }
.alert h2 { color: #9a3224; }
.faq-ol { padding-left: 20px; }
.faq-ol > li { margin: 12px 0; }
.end {
  background: #2c3e50;
  color: #c5d0da;
  padding: 28px 0;
  font-size: 0.9rem;
}
.end-inner { width: min(1080px, calc(100% - 20px)); margin: 0 auto; }
.end a { color: #fff; margin-right: 12px; }
.intro-steps {
  width: min(1080px, calc(100% - 20px));
  margin: 20px auto 0;
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap: 12px;
}
.intro-steps article {
  background: #fff;
  border-top: 6px solid #e85d4c;
  border-right: 1px solid #ddd6cc;
  border-bottom: 1px solid #ddd6cc;
  border-left: 1px solid #ddd6cc;
  padding: 16px 16px 8px;
}
.intro-steps h2 { margin: 0 0 8px; color: #2c3e50; font-size: 1.08rem; }
@media (max-width: 800px) {
  .intro-steps { grid-template-columns: 1fr; }
}
@media (max-width: 800px) {
  .split-hero, .step-layout { grid-template-columns: 1fr; }
  .nums { display: flex; gap: 8px; border: 0; margin-bottom: 8px; }
  .nums span { margin: 0; }
}