*{box-sizing:border-box;margin:0;padding:0}html,body{margin:0;padding:0;overflow-x:hidden}.webgl{position:fixed;top:0;left:0;width:100vw;height:100vh;outline:none;z-index:1;pointer-events:none}.theme-switch-btn{position:fixed;top:20px;right:20px;z-index:9999;width:50px;height:50px;border:none;border-radius:50%;cursor:pointer;display:flex;align-items:center;justify-content:center;transition:all .3s ease;backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px)}.theme-switch-btn.light{background:#ffffff26;box-shadow:0 4px 6px #0000001a}.theme-switch-btn.light:hover{background:#ffffff40;box-shadow:0 6px 12px #00000026}.theme-switch-btn.light svg{fill:#ffffffe6}.theme-switch-btn.dark{background:#00000026;box-shadow:0 4px 6px #0000001a}.theme-switch-btn.dark:hover{background:#00000040;box-shadow:0 6px 12px #00000026}.theme-switch-btn.dark svg{fill:#000000e6}.theme-switch-btn:hover{transform:scale(1.1)}.theme-switch-btn:active{transform:scale(.95)}.theme-switch-btn svg{width:24px;height:24px;transition:transform .3s ease}.theme-switch-btn:hover svg{transform:rotate(180deg)}@media (max-width: 768px){.theme-switch-btn{top:15px;right:15px;width:44px;height:44px}.theme-switch-btn svg{width:20px;height:20px}}