:root {
  color-scheme: light;
  font-family: "Microsoft YaHei", "PingFang SC", system-ui, sans-serif;
  color: #102235;
  background: #eef2f6;
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

body {
  min-height: 100vh;
  margin: 0;
  background:
    radial-gradient(circle at 50% 0%, rgba(255, 255, 255, 0.82), rgba(255, 255, 255, 0) 34%),
    linear-gradient(135deg, #f6f8fb 0%, #e8edf3 100%);
}

main {
  width: min(1120px, calc(100vw - 40px));
  min-height: calc(100vh - 72px);
  margin: 0 auto;
  padding: 56px 0 28px;
}

.hero {
  display: grid;
  grid-template-columns: minmax(0, 0.92fr) minmax(360px, 1.08fr);
  align-items: center;
  gap: 54px;
  min-height: 520px;
}

.eyebrow {
  margin: 0 0 14px;
  color: #51606f;
  font-size: 15px;
  letter-spacing: 0.16em;
}

h1 {
  margin: 0;
  color: #0d1f30;
  font-size: clamp(56px, 8vw, 92px);
  line-height: 0.95;
  letter-spacing: 0;
}

.hero-text {
  max-width: 520px;
  margin: 26px 0 0;
  color: #4c5b68;
  font-size: clamp(18px, 2vw, 24px);
  line-height: 1.75;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 34px;
}

.hero-actions span,
.hero-action {
  display: inline-flex;
  align-items: center;
  height: 34px;
  border: 1px solid rgba(13, 31, 48, 0.08);
  border-radius: 999px;
  padding: 0 15px;
  color: #0d1f30;
  background: rgba(255, 255, 255, 0.62);
  font-size: 14px;
  font-weight: 700;
  text-decoration: none;
}

.hero-action.primary {
  color: #ffffff;
  background: #0d1f30;
  border-color: #0d1f30;
  box-shadow: 0 12px 28px rgba(13, 31, 48, 0.16);
}

.hero-action.primary:hover {
  transform: translateY(-1px);
  box-shadow: 0 16px 34px rgba(13, 31, 48, 0.18);
}

.hero-visual {
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, 0.78);
  border-radius: 28px;
  background: #ffffff;
  box-shadow:
    0 1px 0 rgba(255, 255, 255, 0.95) inset,
    0 24px 60px rgba(13, 31, 48, 0.13),
    0 8px 20px rgba(13, 31, 48, 0.08);
}

.hero-visual img {
  display: block;
  width: 100%;
  aspect-ratio: 16 / 10;
  object-fit: cover;
}

.capabilities {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
  padding-bottom: 34px;
}

.capabilities article {
  min-height: 188px;
  border: 1px solid rgba(255, 255, 255, 0.74);
  border-radius: 18px;
  padding: 24px;
  background: rgba(255, 255, 255, 0.62);
  box-shadow: 0 12px 30px rgba(13, 31, 48, 0.06);
}

.capability-index {
  color: #7d8a96;
  font-size: 13px;
  font-weight: 900;
}

.capabilities h2 {
  margin: 18px 0 10px;
  color: #0d1f30;
  font-size: 22px;
  line-height: 1.25;
}

.capabilities p {
  margin: 0;
  color: #536170;
  font-size: 15px;
  line-height: 1.75;
}

.site-footer {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 14px;
  min-height: 72px;
  padding: 18px 20px;
  color: #7a8793;
  font-size: 13px;
}

.site-footer a {
  color: #6f7c89;
  text-decoration: none;
}

.site-footer a:hover {
  color: #0d1f30;
}

@media (max-width: 820px) {
  main {
    width: min(100vw - 28px, 560px);
    padding-top: 34px;
  }

  .hero {
    grid-template-columns: 1fr;
    gap: 32px;
    min-height: auto;
  }

  .hero-text {
    margin-top: 20px;
  }

  .capabilities {
    grid-template-columns: 1fr;
  }

  .site-footer {
    flex-direction: column;
    gap: 6px;
  }
}