/* roulang page: index */
:root {
            --primary: #7928CA;
            --secondary: #00DFD8;
            --dark: #0F172A;
            --light: #F8FAFC;
        }
        body {
            font-family: -apple-system, BlinkMacSystemFont, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
            background-color: var(--light);
            color: #334155;
            overflow-x: hidden;
        }
        .hero-gradient {
            background: linear-gradient(135deg, rgba(15, 23, 42, 0.96) 0%, rgba(30, 41, 59, 0.92) 50%, rgba(121, 40, 202, 0.85) 100%);
        }
        .accent-gradient-text {
            background: linear-gradient(90deg, #00DFD8, #A855F7);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
        }
        .glass-card {
            background: rgba(255, 255, 255, 0.85);
            backdrop-filter: blur(12px);
            border: 1px solid rgba(226, 232, 240, 0.8);
        }
        .glass-card-dark {
            background: rgba(30, 41, 59, 0.7);
            backdrop-filter: blur(12px);
            border: 1px solid rgba(255, 255, 255, 0.1);
        }