:root {
  --bg: #f5f7f5;
  --surface: #ffffff;
  --text: #18201d;
  --muted: #64716d;
  --line: #dce4df;
  --green: #13785f;
  --green-dark: #0f4f41;
  --gold: #c7953c;
  --blue: #2f6f9f;
  --shadow: 0 18px 55px rgba(24, 32, 29, 0.12);
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  color: var(--text);
  background: var(--bg);
  font-family:
    -apple-system, BlinkMacSystemFont, 'Segoe UI', 'PingFang SC', 'Microsoft YaHei', sans-serif;
}

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

.page-shell {
  min-height: 100vh;
}

.hero {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(280px, 380px);
  gap: 48px;
  align-items: center;
  width: min(1120px, calc(100% - 40px));
  min-height: 68vh;
  margin: 0 auto;
  padding: 72px 0 48px;
}

.eyebrow {
  margin: 0 0 14px;
  color: var(--green);
  font-size: 15px;
  font-weight: 700;
}

h1 {
  max-width: 620px;
  margin: 0;
  font-size: 72px;
  line-height: 1;
  letter-spacing: 0;
}

.lead {
  max-width: 620px;
  margin: 24px 0 0;
  color: var(--muted);
  font-size: 20px;
  line-height: 1.7;
}

.actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: 36px;
}

.primary-link,
.secondary-link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 46px;
  border-radius: 8px;
  padding: 0 18px;
  font-weight: 700;
}

.primary-link {
  color: #fff;
  background: var(--green);
}

.secondary-link {
  color: var(--green-dark);
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.72);
}

.phone-preview {
  position: relative;
  border: 1px solid rgba(19, 120, 95, 0.14);
  border-radius: 28px;
  padding: 24px 18px 20px;
  background: #eef4f1;
  box-shadow: var(--shadow);
}

.phone-top {
  width: 74px;
  height: 6px;
  margin: 0 auto 22px;
  border-radius: 999px;
  background: rgba(24, 32, 29, 0.22);
}

.mini-card,
.mini-list > div {
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--surface);
}

.mini-card {
  padding: 18px;
}

.mini-card span,
.mini-card em,
.mini-list span {
  display: block;
  color: var(--muted);
  font-style: normal;
  font-size: 14px;
}

.mini-card strong {
  display: block;
  margin: 8px 0;
  font-size: 24px;
}

.mini-list {
  display: grid;
  gap: 10px;
  margin-top: 14px;
}

.mini-list > div {
  padding: 14px;
}

.mini-list strong {
  display: block;
  margin-bottom: 4px;
}

.feature-band {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1px;
  width: min(1120px, calc(100% - 40px));
  margin: 0 auto;
  padding-bottom: 64px;
  background: var(--line);
}

.feature-band article {
  min-height: 220px;
  padding: 28px;
  background: var(--surface);
}

.feature-index {
  color: var(--gold);
  font-weight: 800;
}

.feature-band h2 {
  margin: 18px 0 12px;
  font-size: 24px;
}

.feature-band p {
  margin: 0;
  color: var(--muted);
  line-height: 1.7;
}

@media (max-width: 820px) {
  .hero {
    grid-template-columns: 1fr;
    gap: 34px;
    padding-top: 48px;
  }

  .lead {
    font-size: 18px;
  }

  h1 {
    font-size: 42px;
  }

  .phone-preview {
    max-width: 380px;
  }

  .feature-band {
    grid-template-columns: 1fr;
  }
}