/* roulang page: index */
:root {
            --color-primary: #059669;
            --color-accent: #f97316;
            --color-dark: #0b0f19;
            --color-bg-light: #f8fafc;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            font-family: system-ui, -apple-system, "PingFang SC", "Microsoft YaHei", sans-serif;
            color: #1e293b;
            background-color: #ffffff;
            line-height: 1.65;
            overflow-x: hidden;
        }
        .hero-pattern {
            background: linear-gradient(135deg, rgba(11, 15, 25, 0.92) 0%, rgba(15, 23, 42, 0.85) 100%), url('/assets/images/8be51efbc61ad6a6.jpg') center/cover no-repeat;
        }
        .glass-card {
            background: rgba(255, 255, 255, 0.95);
            backdrop-filter: blur(10px);
            border: 1px solid rgba(226, 232, 240, 0.8);
        }
        .dark-glass {
            background: rgba(30, 41, 59, 0.7);
            backdrop-filter: blur(12px);
            border: 1px solid rgba(255, 255, 255, 0.08);
        }
        .table-row-hover:hover {
            background-color: #f1f5f9;
        }
        .tab-btn.active {
            color: #059669;
            border-bottom: 2px solid #059669;
            font-weight: 600;
        }