/* --- 1. 全局变量与重置 --- */
:root { --bg-color: #010410; --primary-glow: #00f2fe; --secondary-glow: #ff00ff; --text-color: #e0e0e0; --text-dim: #8892b0; --panel-bg: rgba(10, 25, 47, 0.85); --panel-border: rgba(0, 242, 254, 0.3); --panel-border-hover: rgba(0, 242, 254, 0.7); --font-primary: 'Inter', sans-serif; --font-secondary: 'Orbitron', sans-serif; }
*, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }
body { font-family: var(--font-primary); background-color: var(--bg-color); color: var(--text-color); min-height: 100vh; }

/* --- 1.5. 全局自定义滚动条样式 --- */
::-webkit-scrollbar { width: 8px; height: 8px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background-color: var(--panel-border); border-radius: 8px; border: 2px solid transparent; background-clip: content-box; transition: background-color .3s; }
::-webkit-scrollbar-thumb:hover { background-color: var(--primary-glow); }