/**
 * RetroGameEmulator - 前台模拟器样式
 */
.ejs-container {
    position: relative;
    width: 100%;
    max-width: 960px;
    margin: 20px auto;
    background: #000;
    border-radius: 8px;
    overflow: hidden;
    aspect-ratio: 4 / 3;
}

.ejs-container .ejs-game {
    width: 100%;
    height: 100%;
}

.ejs-container .ejs-loading {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    color: #06B6D4;
    font-family: Arial, sans-serif;
    font-size: 16px;
    z-index: 10;
}

.ejs-spinner {
    border: 4px solid rgba(6, 182, 212, 0.3);
    border-top: 4px solid #06B6D4;
    border-radius: 50%;
    width: 50px;
    height: 50px;
    animation: ejs-spin 1s linear infinite;
    margin-bottom: 16px;
}

@keyframes ejs-spin {
    0%   { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}