/* 打卡帝 - 许可证审批级官网样式
   作者：日照幸福树信息技术有限公司
   合规：符合工信部《电信业务经营许可管理办法》与山东省通信管理局现场核查要点 */
* { margin: 0; padding: 0; box-sizing: border-box; }
html, body { font-family: "PingFang SC", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif; color: #2c3e50; background: #f7f9fc; line-height: 1.7; -webkit-font-smoothing: antialiased; }
a { color: #1565c0; text-decoration: none; }
a:hover { text-decoration: underline; }
.container { width: 1180px; max-width: 94%; margin: 0 auto; }

/* 顶部 */
.topbar { background: #0d1b2a; color: #cfd8dc; font-size: 13px; }
.topbar .container { display: flex; justify-content: space-between; padding: 8px 0; }
.topbar a { color: #cfd8dc; }

.header { background: #fff; box-shadow: 0 2px 12px rgba(0,0,0,.06); position: sticky; top: 0; z-index: 99; }
.header .container { display: flex; align-items: center; justify-content: space-between; padding: 18px 0; }
.logo h1 { font-size: 24px; color: #0d1b2a; font-weight: 700; }
.logo .sub { font-size: 12px; color: #607d8b; font-weight: 400; margin-left: 6px; }
.nav a { display: inline-block; padding: 8px 14px; margin-left: 4px; color: #37474f; font-size: 15px; border-radius: 4px; }
.nav a:hover, .nav a.active { background: #1565c0; color: #fff; text-decoration: none; }

/* Banner */
.banner { background: linear-gradient(135deg, #0d47a1 0%, #1565c0 60%, #1976d2 100%); color: #fff; padding: 70px 0 60px; }
.banner h2 { font-size: 36px; margin-bottom: 14px; font-weight: 600; }
.banner p.lead { font-size: 17px; opacity: .92; margin-bottom: 30px; }
.banner-stats { display: grid; grid-template-columns: repeat(3,1fr); gap: 20px; max-width: 720px; }
.stat-item { background: rgba(255,255,255,.08); border: 1px solid rgba(255,255,255,.18); padding: 18px; border-radius: 8px; text-align: center; }
.stat-number { display: block; font-size: 28px; font-weight: 700; }
.stat-label { font-size: 13px; opacity: .85; }

/* Sections */
.section { padding: 56px 0; }
.section.bg-light { background: #eef3f8; }
.section-title { font-size: 26px; color: #0d1b2a; text-align: center; margin-bottom: 36px; position: relative; }
.section-title::after { content: ""; display: block; width: 56px; height: 3px; background: #1565c0; margin: 12px auto 0; border-radius: 2px; }

/* Services grid */
.services-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 22px; }
.service-card { background: #fff; padding: 26px 20px; border-radius: 10px; box-shadow: 0 2px 10px rgba(13,27,42,.06); transition: transform .2s, box-shadow .2s; }
.service-card:hover { transform: translateY(-3px); box-shadow: 0 8px 22px rgba(13,27,42,.12); }
.service-icon { font-size: 32px; margin-bottom: 12px; }
.service-card h4 { color: #0d1b2a; font-size: 17px; margin-bottom: 10px; }
.service-card p { font-size: 14px; color: #546e7a; }

/* Business description */
.business-desc { background: #fff; padding: 28px 32px; border-radius: 10px; border-left: 4px solid #1565c0; box-shadow: 0 2px 10px rgba(13,27,42,.05); }
.business-desc p { margin: 10px 0; font-size: 15px; }
.business-desc ul { margin: 12px 0 12px 22px; }
.business-desc li { margin: 6px 0; font-size: 15px; }
.business-desc .note { background: #fff8e1; padding: 12px 14px; border-radius: 6px; font-size: 14px; color: #8d6e00; margin-top: 14px; }

/* Security grid */
.security-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.security-item { background: #fff; padding: 22px; border-radius: 10px; box-shadow: 0 2px 10px rgba(13,27,42,.05); }
.security-item h4 { color: #0d1b2a; font-size: 16px; margin-bottom: 8px; }
.security-item p { font-size: 14px; color: #546e7a; }

/* Tables */
table.info-table { width: 100%; border-collapse: collapse; background: #fff; box-shadow: 0 2px 10px rgba(13,27,42,.05); border-radius: 8px; overflow: hidden; }
table.info-table th, table.info-table td { padding: 12px 16px; border-bottom: 1px solid #eef3f8; font-size: 15px; text-align: left; }
table.info-table th { background: #1565c0; color: #fff; font-weight: 500; width: 30%; }

/* Legal docs */
.legal-doc { background: #fff; padding: 36px 44px; border-radius: 10px; box-shadow: 0 2px 10px rgba(13,27,42,.05); }
.legal-doc h2 { color: #0d1b2a; font-size: 24px; text-align: center; margin-bottom: 8px; }
.legal-doc .meta { text-align: center; font-size: 13px; color: #78909c; margin-bottom: 28px; }
.legal-doc h3 { color: #1565c0; margin: 22px 0 10px; font-size: 18px; }
.legal-doc p { font-size: 15px; margin: 8px 0; text-align: justify; }
.legal-doc ol, .legal-doc ul { margin: 8px 0 8px 26px; font-size: 15px; }
.legal-doc li { margin: 4px 0; }

/* Footer */
.footer { background: #0d1b2a; color: #cfd8dc; padding: 44px 0 0; }
.footer-content { display: grid; grid-template-columns: 1.4fr 1fr 1fr; gap: 36px; padding-bottom: 32px; }
.footer-section h4 { color: #fff; font-size: 16px; margin-bottom: 14px; }
.footer-section p { font-size: 14px; margin: 6px 0; }
.footer-section a { color: #cfd8dc; }
.footer-bottom { border-top: 1px solid #1c2a3a; padding: 18px 0; text-align: center; font-size: 13px; color: #90a4ae; }
.footer-bottom p { margin: 4px 0; }
.icp-info a { color: #90a4ae; margin: 0 6px; }

/* Responsive */
@media (max-width: 960px) {
  .container { width: 100%; padding: 0 16px; }
  .nav { display: none; }
  .services-grid { grid-template-columns: repeat(2,1fr); }
  .security-grid { grid-template-columns: 1fr; }
  .footer-content { grid-template-columns: 1fr; }
  .banner h2 { font-size: 26px; }
  .banner-stats { grid-template-columns: 1fr; }
  .legal-doc { padding: 22px; }
}