/* 重置默认样式 */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html, body {
    height: 100%;
    width: 100%;
    overflow: hidden;
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background-color: #1a1a1a;
    display: flex;
    justify-content: center;
    align-items: center;
    color: white;
}

/* 背景图片容器 */
.bg-container {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -1;
}

/* 背景图片样式 */
.bg-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center;
}

/* 图片加载时的占位符 */
.bg-image.loading {
    filter: blur(5px);
}

/* 图片加载完成后的效果 */
.bg-image.loaded {
    animation: fadeIn 1.5s ease-out;
}

/* 信息提示框 */
.info-box {
    background-color: rgba(0, 0, 0, 0.7);
    padding: 20px 30px;
    border-radius: 10px;
    text-align: center;
    max-width: 90%;
    backdrop-filter: blur(5px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.5);
    transition: transform 0.2s ease;
    cursor: pointer;
}

h1 {
    margin-bottom: 10px;
    font-size: 1.8rem;
}

p {
    line-height: 1.6;
    margin-bottom: 15px;
    opacity: 0.9;
}

.image-info {
    font-size: 0.9rem;
    opacity: 0.7;
    margin-top: 10px;
}

/* 响应式调整 */
@media (max-width: 768px) {
    h1 {
        font-size: 1.5rem;
    }

    .info-box {
        padding: 15px 20px;
    }
}

@media (max-width: 480px) {
    h1 {
        font-size: 1.3rem;
    }

    p {
        font-size: 0.9rem;
    }

    .info-box {
        padding: 12px 15px;
    }
}

/* 动画效果 */
@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

/* 添加一些装饰性元素 */
.decoration {
    position: fixed;
    width: 100%;
    height: 100%;
    pointer-events: none;
}

.light-beam {
    position: absolute;
    width: 100%;
    height: 100%;
    background: radial-gradient(circle at center, transparent 30%, rgba(0, 0, 0, 0.6) 70%);
}

/* 加载指示器 */
.loading-indicator {
    position: fixed;
    top: 20px;
    right: 20px;
    background-color: rgba(0, 0, 0, 0.7);
    color: white;
    padding: 8px 15px;
    border-radius: 20px;
    font-size: 0.8rem;
    display: none;
}

.loading-indicator.active {
    display: block;
    animation: pulse 1.5s infinite;
}

@keyframes pulse {
    0%, 100% { opacity: 0.7; }
    50% { opacity: 1; }
}