/* 交互提示 */
#interact-prompt {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    pointer-events: none;
    opacity: 0;
    z-index: 10;
    font-family: 'PressStart2P', monospace;
    font-size: 14px;
    color: #fff;
    text-shadow: 0 1px 2px rgba(0, 0, 0, 0.8);
}
#interact-prompt.visible {
    opacity: 1;
    animation: prompt-bounce 0.6s ease-in-out infinite alternate;
}
@keyframes prompt-bounce {
    from { transform: translate(-50%, -50%); }
    to   { transform: translate(-50%, calc(-50% - 4px)); }
}

/* 视觉小说对话框 */
#dialogue-box {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    background: rgba(10, 10, 20, 0.92);
    padding: 0;
    z-index: 20;
    display: none;
    min-height: 120px;
}
#dialogue-box.visible {
    display: flex;
    flex-direction: column;
}

#dialogue-name {
    font-family: 'PressStart2P', monospace;
    font-size: 11px;
    color: #4fc3f7;
    padding: 10px 18px 0;
    min-height: 24px;
}

#dialogue-text {
    font-family: 'Pixel32', sans-serif;
    font-size: 18px;
    color: #e0e0e0;
    line-height: 1.6;
    padding: 8px 18px 0;
    flex: 1;
}

#dialogue-hint {
    font-family: 'PressStart2P', monospace;
    font-size: 10px;
    color: #555;
    text-align: right;
    padding: 6px 18px 10px;
}
#dialogue-hint .arrow {
    animation: arrow-breathe 1.2s ease-in-out infinite;
}
@keyframes arrow-breathe {
    0%, 100% { opacity: 0.3; }
    50%      { opacity: 1; }
}