/* roulang page: index */
:root {
            --primary: #059669;
            --primary-dark: #064e3b;
            --accent: #f97316;
            --text-main: #0f172a;
            --text-muted: #475569;
            --bg-canvas: #f8fafc;
            --bg-alt: #f1f5f9;
        }
        body {
            font-family: system-ui, -apple-system, "PingFang SC", "Microsoft YaHei", sans-serif;
            background-color: var(--bg-canvas);
            color: var(--text-main);
            line-height: 1.75;
            overflow-x: hidden;
        }
        .header-glow {
            box-shadow: 0 4px 20px -2px rgba(6, 78, 59, 0.08);
        }
        .custom-glass {
            background: rgba(255, 255, 255, 0.92);
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
        }
        .tactical-grid {
            background-image: radial-gradient(rgba(16, 185, 129, 0.15) 1px, transparent 1px);
            background-size: 24px 24px;
        }
        .stats-gradient {
            background: linear-gradient(135deg, #064e3b 0%, #0f172a 100%);
        }
        .accordion-content {
            transition: max-height 0.3s ease-out, opacity 0.3s ease;
        }