/* roulang page: index */
:root {
      --primary: #0F4C81;
      --secondary: #007A87;
      --accent: #10B981;
      --bg-light: #F8FAFC;
      --bg-dark: #0A192F;
      --text-main: #0F172A;
      --text-muted: #64748B;
      --border-color: #E2E8F0;
    }
    html {
      scroll-behavior: smooth;
      font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
    }
    body {
      color: var(--text-main);
      background-color: var(--bg-light);
      overflow-x: hidden;
    }
    .badge-pill {
      display: inline-flex;
      align-items: center;
      padding: 0.35rem 0.85rem;
      border-radius: 9999px;
      font-size: 0.8125rem;
      font-weight: 500;
      border: 1px solid rgba(0, 122, 135, 0.2);
      background: rgba(0, 122, 135, 0.06);
      color: var(--secondary);
    }
    .badge-dot {
      width: 7px;
      height: 7px;
      border-radius: 50%;
      background-color: #10B981;
      margin-right: 6px;
      box-shadow: 0 0 8px #10B981;
    }
    .industrial-card {
      background: #FFFFFF;
      border: 1px solid #E2E8F0;
      border-radius: 1.25rem;
      transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    }
    .industrial-card:hover {
      transform: translateY(-4px);
      box-shadow: 0 20px 35px -5px rgba(15, 76, 129, 0.12);
      border-color: #CBD5E1;
    }
    .dark-card {
      background: #112240;
      border: 1px solid #233554;
      border-radius: 1.25rem;
    }
    .dark-card:hover {
      border-color: #007A87;
    }
    .cta-btn-primary {
      background: linear-gradient(135deg, #0F4C81 0%, #007A87 100%);
      transition: all 0.3s ease;
    }
    .cta-btn-primary:hover {
      opacity: 0.95;
      box-shadow: 0 10px 20px -5px rgba(0, 122, 135, 0.4);
    }