:root {
  --green: #63b72f;
  --blue: #062536;
  --muted: #607086;
  --line: #dce6ee;
  --soft: #f5f8fa;
  --soft-green: #eff8ea;
  --white: #ffffff;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: Inter, "Microsoft YaHei", "PingFang SC", Arial, sans-serif;
  color: var(--blue);
  background: var(--white);
}

a {
  color: inherit;
  text-decoration: none;
}

.wrap {
  width: min(1100px, calc(100% - 32px));
  margin: 0 auto;
}

header {
  position: sticky;
  top: 0;
  z-index: 10;
  background: rgba(255, 255, 255, 0.96);
  border-bottom: 1px solid var(--line);
  backdrop-filter: blur(12px);
}

.nav {
  min-height: 74px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 12px;
  font-weight: 900;
  white-space: nowrap;
}

.brand img {
  width: 46px;
  height: 46px;
  border-radius: 50%;
}

.links {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 10px;
  color: var(--muted);
  font-size: 14px;
}

.links a {
  min-height: 36px;
  display: inline-flex;
  align-items: center;
}

.button {
  display: inline-flex;
  min-height: 44px;
  align-items: center;
  justify-content: center;
  padding: 0 18px;
  border-radius: 8px;
  border: 1px solid var(--line);
  background: var(--white);
  font-weight: 900;
}

.button.primary {
  background: var(--green);
  border-color: var(--green);
  color: var(--white);
}

.hero {
  padding: 64px 0 42px;
  background:
    linear-gradient(135deg, rgba(99, 183, 47, 0.14), rgba(6, 37, 54, 0.04)),
    var(--white);
}

.eyebrow {
  display: inline-flex;
  padding: 7px 12px;
  border-radius: 999px;
  background: var(--soft-green);
  color: #286d12;
  font-weight: 900;
  font-size: 13px;
}

h1 {
  margin: 18px 0 14px;
  max-width: 850px;
  font-size: clamp(38px, 6vw, 68px);
  line-height: 1.02;
  letter-spacing: 0;
}

h2 {
  margin: 0 0 16px;
  font-size: clamp(28px, 4vw, 42px);
  line-height: 1.14;
  letter-spacing: 0;
}

h3 {
  margin: 0 0 10px;
  font-size: 21px;
  letter-spacing: 0;
}

.lead {
  max-width: 880px;
  margin: 0;
  color: var(--muted);
  font-size: 18px;
  line-height: 1.8;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 28px;
}

section {
  padding: 54px 0;
}

.band {
  background: var(--soft);
}

.grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
}

.grid.two {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.card {
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 20px;
  background: var(--white);
  min-height: 150px;
}

.card p {
  margin: 0;
  color: var(--muted);
  line-height: 1.72;
}

.num {
  width: 36px;
  height: 36px;
  margin-bottom: 14px;
  display: grid;
  place-items: center;
  border-radius: 50%;
  background: var(--blue);
  color: var(--white);
  font-weight: 900;
}

.tag-row {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 18px;
}

.tag {
  padding: 10px 14px;
  border-radius: 999px;
  background: var(--soft-green);
  color: #286d12;
  font-weight: 900;
}

.split {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: 28px;
  align-items: start;
}

.panel {
  border: 1px solid var(--line);
  border-radius: 12px;
  background: var(--white);
  box-shadow: 0 18px 45px rgba(6, 37, 54, 0.08);
  padding: 24px;
}

.check-list {
  display: grid;
  gap: 12px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.check-list li {
  display: grid;
  grid-template-columns: 28px 1fr;
  gap: 10px;
  color: var(--muted);
  line-height: 1.7;
}

.check-list li::before {
  content: "";
  width: 22px;
  height: 22px;
  margin-top: 2px;
  border-radius: 50%;
  background:
    linear-gradient(135deg, transparent 47%, #fff 48% 58%, transparent 59%),
    var(--green);
}

.flow {
  display: grid;
  gap: 12px;
}

.flow-step {
  display: grid;
  grid-template-columns: 54px 1fr;
  gap: 16px;
  align-items: start;
  padding: 18px;
  border: 1px solid var(--line);
  border-radius: 10px;
  background: var(--white);
}

.flow-step strong {
  display: block;
  margin-bottom: 6px;
  font-size: 18px;
}

.flow-step span {
  color: var(--muted);
  line-height: 1.7;
}

.mini {
  color: var(--muted);
  line-height: 1.7;
  font-size: 14px;
}

footer {
  padding: 32px 0;
  border-top: 1px solid var(--line);
  color: var(--muted);
}

footer strong {
  color: var(--blue);
}

@media (max-width: 860px) {
  .nav {
    align-items: flex-start;
    flex-direction: column;
    padding: 14px 0;
  }

  .links {
    width: 100%;
    flex-wrap: nowrap;
    justify-content: flex-start;
    overflow-x: auto;
    padding-bottom: 4px;
  }

  .links a {
    flex: 0 0 auto;
  }

  .hero {
    padding-top: 42px;
  }

  .grid,
  .grid.two,
  .split {
    grid-template-columns: 1fr;
  }
}