/* 全局样式重置与基础设置 */
        body, html {
            margin: 0;
            padding: 0;
            min-height: 100dvh;
            background-color: #050505;
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
        }

        /* 星空画布层 */
        #star-canvas {
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            z-index: 0;
        }

        /* UI 层容器 */
        #ui-layer {
            position:relative;
            z-index:10;
            pointer-events: none; /* 让鼠标事件穿透到 Canvas，除非点在具体按钮上 */
        }

        /* 启用指针事件的元素 */
        .interactive {
            pointer-events: auto;
        }

        /* 玻璃拟态卡片效果 */
        .glass-panel {
            background: rgba(255, 255, 255, 0.05);
            backdrop-filter: blur(10px);
            -webkit-backdrop-filter: blur(10px);
            border: 1px solid rgba(255, 255, 255, 0.1);
            box-shadow: 0 4px 30px rgba(0, 0, 0, 0.5);
        }

        /* 标题发光动画 */
        @keyframes glow-text {
            0%, 100% { text-shadow: 0 0 10px rgba(100, 200, 255, 0.5), 0 0 20px rgba(100, 200, 255, 0.3); }
            50% { text-shadow: 0 0 20px rgba(100, 200, 255, 0.8), 0 0 40px rgba(100, 200, 255, 0.5); }
        }

        .title-glow {
            animation: glow-text 3s infinite ease-in-out;
        }

        /* 自定义滚动条 */
        ::-webkit-scrollbar {
            width: 8px;
        }
        ::-webkit-scrollbar-track {
            background: rgba(0,0,0,0.3);
        }
        ::-webkit-scrollbar-thumb {
            background: rgba(255,255,255,0.2);
            border-radius: 4px;
        }
        ::-webkit-scrollbar-thumb:hover {
            background: rgba(255,255,255,0.4);
        }

        /* 加载动画 */
        .loader {
            border: 4px solid rgba(255, 255, 255, 0.1);
            border-left-color: #3b82f6;
            border-radius: 50%;
            width: 40px;
            height: 40px;
            animation: spin 1s linear infinite;
        }