* {
  box-sizing: border-box;
}

body.landing-page {
  margin: 0;
  color: #172033;
  background: #f5f7fb;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Microsoft YaHei", sans-serif;
}

.landing-hero {
  min-height: 92vh;
  color: #fff;
  background:
    linear-gradient(90deg, rgba(7, 15, 30, 0.92) 0%, rgba(7, 15, 30, 0.78) 42%, rgba(7, 15, 30, 0.24) 100%),
    url("/static/landing-bg.png") center / cover no-repeat;
}

.landing-nav {
  width: min(1180px, calc(100vw - 40px));
  height: 76px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.brand-lockup {
  display: flex;
  flex-direction: column;
  gap: 2px;
  color: #fff;
  text-decoration: none;
}

.brand-cn {
  font-size: 24px;
  font-weight: 800;
  line-height: 1.1;
}

.brand-en {
  color: rgba(255, 255, 255, 0.68);
  font-size: 13px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.nav-actions {
  display: flex;
  align-items: center;
  gap: 10px;
}

.nav-link,
.nav-button,
.hero-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  height: 40px;
  padding: 0 16px;
  border-radius: 6px;
  color: #fff;
  text-decoration: none;
  font-size: 14px;
  font-weight: 650;
}

.nav-link {
  color: rgba(255, 255, 255, 0.78);
}

.nav-button {
  border: 1px solid rgba(255, 255, 255, 0.24);
  background: rgba(255, 255, 255, 0.08);
}

.landing-content {
  width: min(1180px, calc(100vw - 40px));
  margin: 0 auto;
  padding: 112px 0 96px;
}

.landing-kicker {
  display: inline-flex;
  align-items: center;
  height: 30px;
  padding: 0 11px;
  margin-bottom: 22px;
  border: 1px solid rgba(255, 255, 255, 0.18);
  border-radius: 6px;
  background: rgba(255, 255, 255, 0.08);
  color: rgba(255, 255, 255, 0.82);
  font-size: 13px;
  font-weight: 650;
}

.landing-title {
  max-width: 720px;
  margin: 0;
  font-size: 64px;
  line-height: 1.06;
  letter-spacing: 0;
}

.landing-title small {
  display: block;
  margin-top: 12px;
  color: rgba(255, 255, 255, 0.72);
  font-size: 30px;
  font-weight: 700;
}

.landing-copy {
  max-width: 660px;
  margin: 26px 0 0;
  color: rgba(255, 255, 255, 0.78);
  font-size: 19px;
  line-height: 1.8;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 34px;
}

.hero-button.primary {
  background: #1677ff;
  box-shadow: 0 12px 28px rgba(22, 119, 255, 0.28);
}

.hero-button.secondary {
  border: 1px solid rgba(255, 255, 255, 0.24);
  background: rgba(255, 255, 255, 0.08);
}

.hero-metrics {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 180px));
  gap: 14px;
  max-width: 620px;
  margin-top: 58px;
}

.metric {
  min-height: 98px;
  padding: 18px;
  border: 1px solid rgba(255, 255, 255, 0.16);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.08);
}

.metric strong {
  display: block;
  font-size: 26px;
  line-height: 1.1;
}

.metric span {
  display: block;
  margin-top: 8px;
  color: rgba(255, 255, 255, 0.68);
  font-size: 13px;
}

.landing-section {
  width: min(1180px, calc(100vw - 40px));
  margin: 0 auto;
  padding: 72px 0;
}

.section-heading {
  margin: 0 0 22px;
  font-size: 30px;
  line-height: 1.25;
}

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

.capability {
  padding: 24px;
  border: 1px solid #dfe6ef;
  border-radius: 8px;
  background: #fff;
}

.capability h3 {
  margin: 0;
  font-size: 18px;
}

.capability p {
  margin: 12px 0 0;
  color: #667085;
  font-size: 14px;
  line-height: 1.7;
}

.landing-footer {
  border-top: 1px solid #dfe6ef;
  background: #fff;
}

.footer-inner {
  width: min(1180px, calc(100vw - 40px));
  min-height: 76px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  color: #667085;
  font-size: 13px;
}

.footer-inner a {
  color: #172033;
  text-decoration: none;
  font-weight: 650;
}

@media (max-width: 760px) {
  .landing-nav {
    width: min(100vw - 28px, 1180px);
    height: auto;
    padding: 18px 0;
    align-items: flex-start;
    gap: 16px;
  }

  .nav-actions {
    flex-wrap: wrap;
    justify-content: flex-end;
  }

  .nav-link {
    display: none;
  }

  .landing-content {
    width: min(100vw - 28px, 1180px);
    padding: 68px 0 72px;
  }

  .landing-title {
    font-size: 44px;
  }

  .landing-title small {
    font-size: 22px;
  }

  .landing-copy {
    font-size: 16px;
  }

  .hero-metrics,
  .capability-grid {
    grid-template-columns: 1fr;
  }

  .landing-section {
    width: min(100vw - 28px, 1180px);
    padding: 48px 0;
  }

  .footer-inner {
    width: min(100vw - 28px, 1180px);
    padding: 20px 0;
    align-items: flex-start;
    flex-direction: column;
  }
}