/* roulang page: index */
:root {
            --bg-base: #050814;
            --bg-secondary: #0a1128;
            --cyan-accent: #00f0ff;
            --purple-accent: #7000ff;
            --text-main: #f8fafc;
            --text-muted: #94a3b8;
        }

        body {
            background-color: var(--bg-base);
            color: var(--text-main);
            font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
            overflow-x: hidden;
        }

        .glass-panel {
            background: rgba(15, 23, 42, 0.75);
            backdrop-filter: blur(14px);
            -webkit-backdrop-filter: blur(14px);
            border: 1px solid rgba(255, 255, 255, 0.08);
            transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
        }

        .glass-panel:hover {
            border-color: rgba(0, 240, 255, 0.3);
            box-shadow: 0 10px 30px -10px rgba(0, 240, 255, 0.15);
        }

        .btn-glow-primary {
            background: linear-gradient(135deg, #00f0ff 0%, #7000ff 100%);
            box-shadow: 0 0 20px rgba(0, 240, 255, 0.35);
            transition: all 0.3s ease;
        }

        .btn-glow-primary:hover {
            box-shadow: 0 0 32px rgba(0, 240, 255, 0.65);
            transform: translateY(-2px);
        }

        .text-gradient {
            background: linear-gradient(135deg, #ffffff 30%, #00f0ff 100%);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
        }

        .hero-pattern {
            background-image: radial-gradient(rgba(0, 240, 255, 0.12) 1px, transparent 1px);
            background-size: 32px 32px;
        }

        /* 统一滚动条与交互热区 */
        ::-webkit-scrollbar {
            width: 8px;
        }
        ::-webkit-scrollbar-track {
            background: #050814;
        }
        ::-webkit-scrollbar-thumb {
            background: #1e293b;
            border-radius: 4px;
        }
        ::-webkit-scrollbar-thumb:hover {
            background: #00f0ff;
        }