/* Site 3: pale blue, indigo capsules, metrics then 2-col */
:root {
  --bg: #f4f7fb;
  --indigo: #3d5a80;
  --deep: #1d2d44;
  --ice: #98c1d9;
  --card: #ffffff;
  --text: #243044;
  --fade: #5b6b82;
}

* { box-sizing: border-box; }
html { scroll-behavior: auto; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: "Helvetica Neue", Arial, "PingFang SC", "Microsoft YaHei", sans-serif;
  line-height: 1.7;
}

.bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 18px 6vw;
}
.mark {
  display: flex;
  align-items: center;
  gap: 8px;
  font-weight: 700;
  color: var(--deep);
}
.capsules {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}
.capsules a {
  background: #fff;
  color: var(--indigo);
  border: 1px solid #c9d6e5;
  border-radius: 999px;
  padding: 6px 14px;
  font-size: 13px;
  text-decoration: none;
}
.capsules a:hover { background: var(--indigo); color: #fff; }

.hero-short {
  padding: 20px 6vw 10px;
}
.hero-short h1 {
  font-size: clamp(26px, 3.2vw, 36px);
  color: var(--deep);
  margin: 0 0 12px;
  max-width: 820px;
}
.hero-short p { margin: 0 0 10px; color: var(--fade); max-width: 700px; }

.metrics {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 12px;
  padding: 24px 6vw 8px;
}
.metric {
  background: var(--card);
  border-radius: 16px;
  padding: 18px 16px;
  box-shadow: 0 8px 20px rgba(61, 90, 128, 0.06);
}
.metric svg { display: block; margin-bottom: 10px; }
.metric b {
  display: block;
  font-size: 22px;
  color: var(--indigo);
  margin-bottom: 6px;
}
.metric p { margin: 0; font-size: 14px; color: var(--fade); }

.deep-2 {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
  padding: 36px 6vw;
}
.deep {
  background: #fff;
  padding: 26px 24px;
  border-top: 5px solid var(--indigo);
}
.deep h2 { margin: 0 0 10px; font-size: 22px; color: var(--deep); }
.deep p { margin: 0 0 10px; color: var(--fade); }
.deep ul { margin: 0; padding-left: 18px; color: var(--fade); }
.deep li { margin-bottom: 8px; }

.flow {
  padding: 10px 6vw 36px;
}
.flow h2 { color: var(--deep); }
.flow-row {
  display: grid;
  grid-template-columns: 1fr 28px 1fr 28px 1fr 28px 1fr;
  gap: 8px;
  align-items: stretch;
}
.flow-box {
  background: var(--indigo);
  color: #eef5fb;
  padding: 16px;
  border-radius: 8px;
  font-size: 14px;
}
.flow-box strong { display: block; margin-bottom: 6px; color: #fff; }
.arrow {
  display: grid;
  place-items: center;
  color: var(--indigo);
  font-size: 22px;
}

.edge {
  margin: 0 6vw 28px;
  background: #e4edf6;
  padding: 20px 24px;
  border-radius: 8px;
}
.edge h2 { margin: 0 0 8px; font-size: 20px; }
.edge p { margin: 0 0 8px; color: var(--fade); }

.steps-chip {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  padding: 8px 6vw 36px;
}
.chip {
  flex: 1 1 220px;
  background: #fff;
  border-radius: 20px;
  padding: 16px 18px;
  display: flex;
  gap: 12px;
}
.chip i {
  font-style: normal;
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background: var(--ice);
  color: var(--deep);
  display: grid;
  place-items: center;
  font-weight: 700;
}

.faq-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
  padding: 8px 6vw 48px;
}
details.q {
  background: #fff;
  border-radius: 10px;
  padding: 12px 14px;
}
details.q summary { cursor: pointer; font-weight: 650; color: var(--indigo); }
details.q p { margin: 8px 0 0; color: var(--fade); font-size: 14px; }

.foot {
  background: var(--deep);
  color: #c5d4e4;
  padding: 28px 6vw;
  font-size: 14px;
}
.foot h2 { color: #fff; font-size: 15px; margin: 0 0 6px; }
.foot p { margin: 0 0 10px; max-width: 880px; }

@media (max-width: 900px) {
  .metrics, .deep-2, .faq-grid { grid-template-columns: 1fr; }
  .flow-row { grid-template-columns: 1fr; }
  .arrow { transform: rotate(90deg); height: 24px; }
}