:root{
  --public-page-bg:#f5f7fb;
  --public-card:#fff;
  --public-line:#dbe3ef;
  --public-ink:#0f172a;
  --public-muted:#526175;
  --public-blue:#2563eb;
}

*{
  box-sizing:border-box;
}

html{
  scroll-behavior:smooth;
}

body.public-content-page{
  margin:0;
  background:var(--public-page-bg);
  color:var(--public-ink);
  font-family:Arial,"Microsoft YaHei",sans-serif;
  font-size:15px;
  line-height:1.7;
}

.public-content-main{
  width:min(1180px,calc(100% - 48px));
  margin:0 auto;
  padding:42px 0 72px;
}

.public-content-hero{
  padding:48px 52px;
  border-radius:18px;
  background:linear-gradient(135deg,#071b34 0%,#0f3f79 58%,#2563eb 100%);
  color:#fff;
  box-shadow:0 18px 42px rgba(15,63,121,.16);
}

.public-content-kicker{
  display:inline-flex;
  align-items:center;
  min-height:30px;
  margin-bottom:14px;
  padding:0 11px;
  border:1px solid rgba(191,219,254,.45);
  border-radius:999px;
  background:rgba(15,23,42,.18);
  color:#dbeafe;
  font-size:13px;
  font-weight:700;
  letter-spacing:.04em;
}

.public-content-hero h1{
  margin:0 0 14px;
  color:#fff;
  font-size:42px;
  line-height:1.2;
  font-weight:900;
}

.public-content-hero p{
  max-width:900px;
  margin:0;
  color:#e5efff;
  font-size:17px;
  line-height:1.85;
}

.public-content-section{
  padding-top:38px;
}

.public-content-heading{
  max-width:780px;
  margin-bottom:22px;
}

.public-content-heading h2{
  margin:0 0 8px;
  font-size:28px;
  line-height:1.3;
  font-weight:900;
}

.public-content-heading p{
  margin:0;
  color:var(--public-muted);
}

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

.public-content-card{
  min-width:0;
  padding:24px;
  border:1px solid var(--public-line);
  border-radius:14px;
  background:var(--public-card);
  box-shadow:0 10px 28px rgba(15,23,42,.05);
}

.public-content-card::before{
  width:34px;
  height:4px;
  display:block;
  margin-bottom:18px;
  border-radius:999px;
  background:linear-gradient(90deg,var(--public-blue),#60a5fa);
  content:"";
}

.public-content-card h2{
  margin:0 0 10px;
  color:var(--public-ink);
  font-size:20px;
  line-height:1.4;
  font-weight:800;
}

.public-content-card p{
  margin:0;
  color:var(--public-muted);
}

.public-content-footer{
  padding:24px;
  border-top:1px solid var(--public-line);
  background:#fff;
  color:#64748b;
  text-align:center;
  font-size:13px;
}

@media(max-width:900px){
  .public-content-grid{
    grid-template-columns:repeat(2,minmax(0,1fr));
  }
}

@media(max-width:640px){
  .public-content-main{
    width:calc(100% - 32px);
    padding:24px 0 48px;
  }

  .public-content-hero{
    padding:34px 24px;
    border-radius:14px;
  }

  .public-content-hero h1{
    font-size:34px;
  }

  .public-content-hero p{
    font-size:15px;
  }

  .public-content-section{
    padding-top:30px;
  }

  .public-content-heading h2{
    font-size:24px;
  }

  .public-content-grid{
    grid-template-columns:1fr;
  }

  .public-content-card{
    padding:20px;
  }
}