/* =========================================
   系统启动加载动画 (System Boot Loader)
   ========================================= */

/* 1. 当 Vue 还没加载完时，隐藏 #hud-app 里的所有实际内容 */
[v-cloak] > * {
    display: none !important;
}

/* 2. 利用伪元素在黑屏中心显示 "SYSTEM_BOOTING..." */
[v-cloak]::before {
    content: "SYSTEM_BOOTING...";
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    z-index: 99999;
    background: #000;
    color: #0f0;
    font-family: 'Courier New', Courier, monospace;
    font-size: 24px;
    font-weight: bold;
    display: flex;
    justify-content: center;
    align-items: center;
    text-shadow: 0 0 10px #0f0;
}

/* 3. 添加一个闪烁的光标效果 */
[v-cloak]::after {
    content: "_";
    position: fixed;
    top: 50%;
    left: 50%;
    transform: translate(110px, -50%); 
    z-index: 99999;
    color: #0f0;
    font-size: 24px;
    font-weight: bold;
    animation: blink 1s infinite;
}

@keyframes blink {
    0%, 100% { opacity: 1; }
    50% { opacity: 0; }
}

/* 隐藏原本博客的滚动条，防止双重滚动 */
body {
    overflow: hidden;
}