/* roulang page: index */
:root {
            --primary: #0F52BA;
            --primary-dark: #0A3B8C;
            --secondary: #6366F1;
            --accent: #10B981;
            --bg-light: #F8FAFC;
            --text-main: #0F172A;
            --text-muted: #475569;
            --border-light: #E2E8F0;
            --radius-main: 1.25rem;
        }
        body {
            font-family: system-ui, -apple-system, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
            color: var(--text-main);
            background-color: #FFFFFF;
            overflow-x: hidden;
        }
        .hero-industrial-gradient {
            background: linear-gradient(135deg, #0F52BA 0%, #1E3A8A 50%, #0A0F1D 100%);
        }
        .text-gradient {
            background: linear-gradient(135deg, #0F52BA 0%, #6366F1 100%);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
        }
        .border-glow {
            border: 1px solid rgba(99, 102, 241, 0.2);
            transition: all 0.3s ease;
        }
        .border-glow:hover {
            border-color: rgba(15, 82, 186, 0.5);
            box-shadow: 0 10px 30px -5px rgba(15, 82, 186, 0.12);
        }
        .custom-scrollbar::-webkit-scrollbar {
            height: 6px;
        }
        .custom-scrollbar::-webkit-scrollbar-thumb {
            background-color: #CBD5E1;
            border-radius: 9999px;
        }