/* 第3套：青绿顶栏 + 居中 Hero + 横向连接线 + 双列时间线 + 三边界 + 横卡 */
* { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: auto; }
body {
  font-family: "Helvetica Neue", Arial, "PingFang SC", "Microsoft YaHei", sans-serif;
  background: #E8F5E9;
  color: #004D40;
  line-height: 1.7;
  font-size: 16px;
}
a { color: inherit; text-decoration: none; }
.bar-teal a:hover,
.links-teal a:hover,
.tail-teal a:hover {
  color: #FFB300;
}

.bar-teal {
  background: #00695C;
  color: #E8F5E9;
  padding: 16px 32px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
}
.logo-lock {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 700;
}
.links-teal {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 16px;
  list-style: none;
  font-size: 13px;
}

.hero-center {
  text-align: center;
  padding: 44px 28px 28px;
  max-width: 760px;
  margin: 0 auto;
}
.hero-center h1 {
  font-size: 30px;
  line-height: 1.35;
  margin-bottom: 16px;
  color: #004D40;
}
.hero-center p { margin-bottom: 10px; text-align: left; }

.flow { padding: 36px 32px; }
.flow h2 {
  text-align: center;
  font-size: 23px;
  margin-bottom: 12px;
  color: #004D40;
}
.flow > p {
  max-width: 820px;
  margin: 0 auto 10px;
}

.chain-4 {
  display: flex;
  align-items: stretch;
  justify-content: center;
  gap: 0;
  margin: 28px auto 0;
  max-width: 1080px;
}
.chain-item {
  flex: 1;
  background: #fff;
  padding: 18px 14px;
  text-align: center;
  position: relative;
}
.chain-item:not(:last-child)::after {
  content: "";
  position: absolute;
  right: -14px;
  top: 50%;
  width: 28px;
  height: 3px;
  background: #FFB300;
  z-index: 1;
}
.chain-item svg { display: block; margin: 0 auto 8px; }
.chain-item strong { display: block; margin-bottom: 6px; font-size: 15px; }
.chain-item p { font-size: 14px; text-align: left; }

.pair-times {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
  max-width: 1000px;
  margin: 22px auto 0;
}
.phone-col, .web-col {
  background: #fff;
  padding: 20px;
}
.phone-col { border-top: 5px solid #00695C; }
.web-col { border-top: 5px solid #FFB300; }
.phone-col h3, .web-col h3 {
  font-size: 17px;
  margin-bottom: 10px;
}
.tick {
  display: grid;
  grid-template-columns: 64px 1fr;
  gap: 8px;
  padding: 10px 0;
  border-bottom: 1px solid #c8e6c9;
}
.tick b { color: #00695C; font-size: 13px; }

.fence-3 {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap: 16px;
  max-width: 1040px;
  margin: 22px auto 0;
}
.fence-card {
  background: #004D40;
  color: #E8F5E9;
  padding: 20px 16px;
}
.fence-card svg { display: block; margin-bottom: 10px; }
.fence-card strong { display: block; margin-bottom: 8px; color: #FFB300; }

.after-strip {
  max-width: 1000px;
  margin: 20px auto 0;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
}
.after-item {
  background: #fff;
  padding: 18px 16px;
  display: grid;
  grid-template-columns: 40px 1fr;
  gap: 12px;
  align-items: start;
}
.after-item svg { margin-top: 2px; }

.read-panel {
  max-width: 840px;
  margin: 20px auto 0;
  background: #fff;
  padding: 22px 24px;
}
.read-panel h3 {
  font-size: 17px;
  margin: 14px 0 8px;
  color: #00695C;
}

.skip-box {
  max-width: 840px;
  margin: 18px auto 0;
  background: #fff8e1;
  border: 1px solid #FFB300;
  padding: 20px 22px;
}
.skip-box ol { padding-left: 20px; margin-top: 10px; }
.skip-box li { margin: 8px 0; }

.details-faq {
  max-width: 840px;
  margin: 16px auto 0;
}
.details-faq details {
  background: #fff;
  margin-bottom: 8px;
  padding: 12px 14px;
}
.details-faq summary {
  font-weight: 700;
  color: #004D40;
  cursor: default;
  list-style: none;
}
.details-faq summary::-webkit-details-marker { display: none; }
.details-faq p { margin-top: 8px; }

.tail-teal {
  background: #004D40;
  color: #E8F5E9;
  padding: 32px;
  font-size: 14px;
}
.tail-grid {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap: 20px;
  max-width: 1040px;
  margin: 0 auto;
}
.tail-teal h3 { color: #FFB300; margin-bottom: 8px; font-size: 15px; }
.tail-note {
  max-width: 1040px;
  margin: 18px auto 0;
  padding-top: 14px;
  border-top: 1px solid #1b6b5c;
  color: #a7c7c0;
}

@media (max-width: 800px) {
  .bar-teal { flex-direction: column; align-items: flex-start; }
  .chain-4, .pair-times, .fence-3, .after-strip, .tail-grid { grid-template-columns: 1fr; display: grid; }
  .chain-item:not(:last-child)::after { display: none; }
}