/* roulang page: index */
:root {
            --bg-base: #F8FAFC;
            --text-main: #0F172A;
            --text-muted: #64748B;
            --border-hairline: rgba(15, 23, 42, 0.08);
            --border-dark-line: rgba(255, 255, 255, 0.08);
            --laser-accent: #0284C7;
        }

        body {
            background-color: var(--bg-base);
            color: var(--text-main);
            font-family: system-ui, -apple-system, 'SF Pro Display', 'PingFang SC', 'Noto Sans SC', sans-serif;
            -webkit-font-smoothing: antialiased;
            overflow-x: hidden;
        }

        .border-hairline {
            border: 1px solid var(--border-hairline);
        }

        .border-dark-line {
            border: 1px solid var(--border-dark-line);
        }

        .cleanroom-grid {
            background-size: 32px 32px;
            background-image: 
                linear-gradient(to right, rgba(15, 23, 42, 0.03) 1px, transparent 1px),
                linear-gradient(to bottom, rgba(15, 23, 42, 0.03) 1px, transparent 1px);
        }

        .cleanroom-dark-grid {
            background-size: 32px 32px;
            background-image: 
                linear-gradient(to right, rgba(255, 255, 255, 0.04) 1px, transparent 1px),
                linear-gradient(to bottom, rgba(255, 255, 255, 0.04) 1px, transparent 1px);
        }

        .text-glow {
            text-shadow: 0 0 16px rgba(56, 189, 248, 0.35);
        }

        /* 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;
        }