:root {
  color: #1d2129;
  background: #f5f7fa;
  font-family: "PingFang SC", "Microsoft YaHei", Arial, sans-serif;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
  background:
    linear-gradient(135deg, rgba(22, 93, 255, 0.12), transparent 34%),
    linear-gradient(180deg, #ffffff 0%, #f5f7fa 58%, #edf4ff 100%);
}

.landing-shell {
  width: min(1120px, calc(100% - 40px));
  margin: 0 auto;
  padding: 56px 0 44px;
}

.hero {
  display: grid;
  grid-template-columns: minmax(0, 1.04fr) minmax(360px, 0.96fr);
  gap: 36px;
  align-items: center;
  min-height: calc(100vh - 220px);
}

.hero-copy {
  padding: 28px 0;
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  height: 34px;
  padding: 0 14px;
  border: 1px solid rgba(22, 93, 255, 0.18);
  border-radius: 999px;
  color: #003b88;
  background: #eaf3ff;
  font-size: 13px;
  font-weight: 600;
}

h1 {
  margin: 22px 0 16px;
  color: #003b88;
  font-size: clamp(34px, 5vw, 58px);
  line-height: 1.08;
  letter-spacing: 0;
}

p {
  margin: 0;
  color: #4e5969;
  font-size: 17px;
  line-height: 1.8;
}

.hero-copy p {
  max-width: 640px;
}

.hero-actions {
  display: flex;
  gap: 14px;
  margin-top: 30px;
}

.hero-actions a {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 124px;
  height: 44px;
  padding: 0 18px;
  border-radius: 8px;
  color: #ffffff;
  background: #165dff;
  text-decoration: none;
  font-size: 15px;
  font-weight: 600;
  box-shadow: 0 12px 26px rgba(22, 93, 255, 0.24);
}

.hero-actions .ghost {
  color: #003b88;
  background: #ffffff;
  border: 1px solid #d7e6ff;
  box-shadow: none;
}

.hero-visual {
  position: relative;
  min-height: 420px;
  border-radius: 24px;
  overflow: hidden;
  background: #eaf3ff;
  box-shadow: 0 24px 60px rgba(0, 59, 136, 0.14);
}

.hero-visual img {
  width: 100%;
  height: 100%;
  min-height: 420px;
  object-fit: cover;
  display: block;
}

.service-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
  margin-top: 10px;
}

.service-grid article,
.notice {
  border: 1px solid #e5e6eb;
  border-radius: 16px;
  background: rgba(255, 255, 255, 0.92);
  box-shadow: 0 10px 28px rgba(17, 40, 76, 0.07);
}

.service-grid article {
  padding: 24px;
}

.service-grid span {
  color: #165dff;
  font-weight: 700;
  font-size: 14px;
}

.service-grid h2 {
  margin: 12px 0 8px;
  color: #1d2129;
  font-size: 19px;
  letter-spacing: 0;
}

.service-grid p,
.notice p {
  font-size: 14px;
  line-height: 1.75;
}

.notice {
  margin-top: 18px;
  padding: 18px 22px;
  display: flex;
  align-items: center;
  gap: 16px;
}

.notice strong {
  color: #003b88;
  white-space: nowrap;
}

@media (max-width: 860px) {
  .landing-shell {
    width: min(100% - 28px, 560px);
    padding-top: 28px;
  }

  .hero {
    grid-template-columns: 1fr;
    gap: 22px;
    min-height: auto;
  }

  .hero-visual,
  .hero-visual img {
    min-height: 300px;
  }

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

  .notice {
    align-items: flex-start;
    flex-direction: column;
    gap: 8px;
  }
}