:root {
  color-scheme: light;
  --bg: #f6f7f9;
  --surface: #ffffff;
  --text: #1f2933;
  --muted: #5e6b78;
  --line: #dce2e8;
  --accent: #1f6feb;
  --accent-soft: #e8f1ff;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
  font-family:
    "Microsoft YaHei",
    "PingFang SC",
    "Noto Sans CJK SC",
    Arial,
    sans-serif;
  color: var(--text);
  background:
    linear-gradient(180deg, #ffffff 0%, var(--bg) 45%, #edf1f5 100%);
}

.page {
  width: min(1080px, calc(100% - 32px));
  margin: 0 auto;
  padding: 72px 0 36px;
}

.hero {
  padding: 64px 0 44px;
  border-bottom: 1px solid var(--line);
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  min-height: 32px;
  margin: 0 0 22px;
  padding: 0 14px;
  border: 1px solid #c8d8ef;
  border-radius: 4px;
  color: #174ea6;
  background: var(--accent-soft);
  font-size: 14px;
  font-weight: 600;
}

h1,
h2,
p {
  margin-top: 0;
}

h1 {
  max-width: 820px;
  margin-bottom: 22px;
  font-size: clamp(34px, 6vw, 58px);
  line-height: 1.16;
  font-weight: 700;
  letter-spacing: 0;
}

.lead {
  max-width: 820px;
  margin-bottom: 0;
  color: var(--muted);
  font-size: 19px;
  line-height: 1.9;
}

.content {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
  padding: 36px 0;
}

.panel {
  min-height: 220px;
  padding: 26px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--surface);
  box-shadow: 0 16px 42px rgba(31, 41, 51, 0.06);
}

.panel h2 {
  margin-bottom: 14px;
  font-size: 20px;
  line-height: 1.35;
}

.panel p {
  margin-bottom: 0;
  color: var(--muted);
  font-size: 16px;
  line-height: 1.85;
}

.footer {
  padding-top: 18px;
  border-top: 1px solid var(--line);
  color: #6f7b87;
  font-size: 14px;
}

.footer p {
  margin-bottom: 0;
}

@media (max-width: 760px) {
  .page {
    width: min(100% - 24px, 1080px);
    padding-top: 34px;
  }

  .hero {
    padding: 42px 0 32px;
  }

  .lead {
    font-size: 17px;
  }

  .content {
    grid-template-columns: 1fr;
    padding: 24px 0;
  }

  .panel {
    min-height: auto;
    padding: 22px;
  }
}