/* roulang page: index */
:root {
            --primary: #0F172A;
            --primary-dark: #0B0F19;
            --accent: #EA580C;
            --accent-hover: #C2410C;
            --accent-blue: #0284C7;
            --surface-light: #F8FAFC;
            --border-color: #E2E8F0;
            --text-main: #1E293B;
            --text-muted: #64748B;
        }

        body {
            font-family: system-ui, -apple-system, "PingFang SC", "Microsoft YaHei", "Segoe UI", Roboto, sans-serif;
            color: var(--text-main);
            background-color: #FFFFFF;
            scroll-behavior: smooth;
        }

        .industrial-glow {
            box-shadow: 0 4px 20px -2px rgba(15, 23, 42, 0.08);
        }

        .card-hover-effect {
            transition: all 0.25s ease-in-out;
        }
        .card-hover-effect:hover {
            transform: translateY(-4px);
            box-shadow: 0 12px 24px -4px rgba(15, 23, 42, 0.12);
        }

        /* 自定义滚动条 */
        ::-webkit-scrollbar {
            width: 8px;
        }
        ::-webkit-scrollbar-track {
            background: #F1F5F9;
        }
        ::-webkit-scrollbar-thumb {
            background: #CBD5E1;
            border-radius: 4px;
        }
        ::-webkit-scrollbar-thumb:hover {
            background: #94A3B8;
        }