/* 消息容器 */
.layer-msg-container {
    position: fixed;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    z-index: 9999;
    min-width: 200px;
    max-width: 80%;
    padding: 16px 24px;
    border-radius: 8px;
    background-color: rgba(0, 0, 0, 0.7);
    color: #fff;
    font-size: 14px;
    line-height: 1.5;
    text-align: center;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
    backdrop-filter: blur(4px);
    -webkit-backdrop-filter: blur(4px);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;

    /* 动画初始状态 */
    opacity: 0;
    animation: layerMsgFadeIn 0.3s cubic-bezier(0.4, 0, 0.2, 1) forwards;
}

/* 退出动画类 */
.layer-msg-container.layer-msg-out {
    animation: layerMsgFadeOut 0.3s cubic-bezier(0.4, 0, 0.2, 1) forwards;
}

/* 图标样式 */
.layer-msg-icon {
    font-size: 22px;
    display: inline-block;
}

/* 不同状态的特定样式覆盖 */

/* 成功 */
.layer-msg-success {
    background-color: rgba(16, 185, 129, 0.9); /* Emerald 500 with opacity */
}
.layer-msg-success .layer-msg-icon {
    color: #fff;
}

/* 错误 */
.layer-msg-error {
    background-color: rgba(239, 68, 68, 0.9); /* Red 500 with opacity */
}
.layer-msg-error .layer-msg-icon {
    color: #fff;
}

/* 警告 */
.layer-msg-warning {
    background-color: rgba(245, 158, 11, 0.9); /* Amber 500 with opacity */
}
.layer-msg-warning .layer-msg-icon {
    color: #fff;
}

/* 信息 (默认黑色半透明) */
.layer-msg-info {
    background-color: rgba(0, 0, 0, 0.7);
}

/* 加载 */
.layer-msg-loading {
    background-color: rgba(0, 0, 0, 0.7);
}
.layer-msg-loading .layer-msg-icon {
    animation: spin 1s linear infinite;
}

/* 关键帧动画 */
@keyframes layerMsgFadeIn {
    0% {
        opacity: 0;
        transform: translate(-50%, -60%);
    }
    100% {
        opacity: 1;
        transform: translate(-50%, -50%);
    }
}

@keyframes layerMsgFadeOut {
    0% {
        opacity: 1;
        transform: translate(-50%, -50%);
    }
    100% {
        opacity: 0;
        transform: translate(-50%, -40%);
    }
}

@keyframes spin {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}

/* 简单的 SVG 图标定义 (隐藏) */
.svg-icons {
    display: none;
}