* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    -webkit-tap-highlight-color: transparent;
    user-select: none;
    -webkit-user-select: none;
    touch-action: none;
}

html, body {
    width: 100%;
    height: 100%;
    overflow: hidden;
    background: #1a1c2c;
    font-family: 'Courier New', monospace;
}

#game-container {
    width: 100%;
    height: 100%;
    display: flex;
    justify-content: center;
    align-items: center;
    background: #1a1c2c;
}

#gameCanvas {
    display: block;
    image-rendering: pixelated;
    image-rendering: crisp-edges;
}

#loading {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    background: #1a1c2c;
    z-index: 1000;
    transition: opacity 0.5s;
}

#loading.hidden {
    opacity: 0;
    pointer-events: none;
}

.loading-text {
    font-size: 24px;
    color: #ffcd75;
    margin-bottom: 10px;
    text-align: center;
    text-shadow: 2px 2px 0 #1a1c2c;
}

.loading-subtext {
    font-size: 14px;
    color: #94b0c2;
    margin-bottom: 30px;
}

.loading-bar {
    width: 200px;
    height: 8px;
    background: #333c57;
    border: 2px solid #566c86;
    border-radius: 0;
    overflow: hidden;
}

.loading-progress {
    width: 0%;
    height: 100%;
    background: linear-gradient(90deg, #ffcd75, #ef7d57);
    transition: width 0.3s;
}

/* 触控优化 */
@media (max-width: 768px) {
    * {
        -webkit-touch-callout: none;
        -webkit-user-select: none;
        user-select: none;
    }
}