/* roulang page: index */
:root {
      --primary-pitch: #0F2E23;
      --accent-neon: #00E599;
      --bg-surface: #F8FAFC;
      --bg-dark: #08140F;
      --border-light: #E2E8F0;
    }
    body {
      background-color: var(--bg-surface);
      color: #1F2937;
      font-feature-settings: "cv02", "cv03", "cv04", "cv11";
      overflow-x: hidden;
    }
    .neon-border-glow:hover {
      border-color: rgba(0, 229, 153, 0.4);
      box-shadow: 0 10px 25px -5px rgba(0, 229, 153, 0.15), 0 8px 10px -6px rgba(0, 229, 153, 0.1);
    }
    .tactical-grid-bg {
      background-image: radial-gradient(rgba(0, 229, 153, 0.08) 1px, transparent 0);
      background-size: 24px 24px;
    }

/* roulang page: category1 */
:root {
      --primary-pitch: #0F2E23;
      --accent-neon: #00E599;
      --bg-surface: #F8FAFC;
      --bg-dark: #08140F;
      --border-light: #E2E8F0;
    }
    body {
      background-color: var(--bg-surface);
      color: #1F2937;
      font-feature-settings: "cv02", "cv03", "cv04", "cv11";
      overflow-x: hidden;
      font-family: system-ui, -apple-system, "PingFang SC", "Microsoft YaHei", "Noto Sans SC", sans-serif;
      line-height: 1.75;
    }
    .neon-border-glow:hover {
      border-color: rgba(0, 229, 153, 0.4);
      box-shadow: 0 10px 25px -5px rgba(0, 229, 153, 0.15), 0 8px 10px -6px rgba(0, 229, 153, 0.1);
    }
    .tactical-grid-bg {
      background-image: radial-gradient(rgba(0, 229, 153, 0.08) 1px, transparent 0);
      background-size: 24px 24px;
    }