/* roulang page: index */
:root {
            --primary: #2563EB;
            --primary-hover: #1D4ED8;
            --accent: #0D9488;
            --accent-hover: #0F766E;
            --navy-dark: #0F172A;
            --slate-bg: #F8FAFC;
            --text-main: #1E293B;
            --text-muted: #64748B;
            --border-light: #E2E8F0;
        }

        body {
            font-family: system-ui, -apple-system, 'PingFang SC', 'Microsoft YaHei', 'Segoe UI', sans-serif;
            color: var(--text-main);
            background-color: #FFFFFF;
            overflow-x: hidden;
            -webkit-font-smoothing: antialiased;
        }

        .gradient-brand {
            background: linear-gradient(135deg, #2563EB 0%, #0D9488 100%);
        }

        .gradient-brand-text {
            background: linear-gradient(135deg, #2563EB 0%, #0D9488 100%);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
        }

        .gradient-dark {
            background: linear-gradient(145deg, #0F172A 0%, #1E293B 100%);
        }

        .card-shadow {
            box-shadow: 0 4px 20px -2px rgba(15, 23, 42, 0.06), 0 2px 6px -1px rgba(15, 23, 42, 0.04);
            transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
        }

        .card-shadow:hover {
            transform: translateY(-5px);
            box-shadow: 0 20px 30px -8px rgba(37, 99, 235, 0.12), 0 8px 12px -3px rgba(13, 148, 136, 0.08);
        }

        .badge-pill {
            background: rgba(37, 99, 235, 0.08);
            border: 1px solid rgba(37, 99, 235, 0.2);
            color: #2563EB;
        }

        /* 隐藏滚动条但保留功能 */
        .no-scrollbar::-webkit-scrollbar {
            display: none;
        }
        .no-scrollbar {
            -ms-overflow-style: none;
            scrollbar-width: none;
        }