/* roulang page: index */
:root {
      --primary: #0F4C81;
      --primary-dark: #0A3256;
      --accent-green: #00A887;
      --accent-amber: #F59E0B;
      --bg-slate: #F8FAFC;
      --bg-navy: #0B192C;
      --text-main: #0F172A;
      --text-body: #334155;
      --text-muted: #64748B;
      --border-color: #E2E8F0;
    }
    body {
      font-family: system-ui, -apple-system, "PingFang SC", "Microsoft YaHei", "Segoe UI", sans-serif;
      color: var(--text-body);
      background-color: var(--bg-slate);
      line-height: 1.65;
    }
    .text-justify-cn {
      text-align: justify;
      text-justify: inter-ideograph;
    }
    .section-p {
      padding-top: 5rem;
      padding-bottom: 5rem;
    }
    .card-shadow {
      box-shadow: 0 4px 20px -2px rgba(15, 23, 42, 0.06);
    }
    .hero-bg {
      background-image: linear-gradient(135deg, rgba(15, 76, 129, 0.95), rgba(11, 25, 44, 0.92)), url('/assets/images/fa36713584a633df.webp');
      background-size: cover;
      background-position: center;
    }
    .navy-bg {
      background-image: linear-gradient(180deg, rgba(11, 25, 44, 0.98), rgba(15, 76, 129, 0.95)), url('/assets/images/2bdca02afd6c2c5d.webp');
      background-size: cover;
      background-position: center;
    }
    .cert-bg {
      background-image: linear-gradient(180deg, rgba(248, 250, 252, 0.96), rgba(241, 245, 249, 0.96)), url('/assets/images/06a751f70705a457.webp');
      background-size: cover;
      background-position: center;
    }