/* roulang page: index */
:root {
            --bg-main: #0A0D12;
            --bg-card: #121721;
            --color-primary: #10B981;
            --color-accent: #3B82F6;
            --border-dim: rgba(255, 255, 255, 0.08);
        }
        body {
            background-color: var(--bg-main);
            color: #F3F4F6;
            font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
            overflow-x: hidden;
        }
        .glow-emerald {
            box-shadow: 0 0 35px -8px rgba(16, 185, 129, 0.25);
        }
        .glow-blue {
            box-shadow: 0 0 35px -8px rgba(59, 130, 246, 0.25);
        }
        .code-window {
            background: #0d1117;
            border: 1px solid #30363d;
        }
        html {
            scroll-behavior: smooth;
        }