* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: Arial, sans-serif;
    background-color: #f5f5f5;
    color: #333;
    line-height: 1.6;
    overflow: hidden;
    margin: 0;
    padding: 0;
    width: 100%;
    height: 100vh;
}

/* 轮播容器 */
.slider-container {
    height: 100vh;
    overflow: hidden;
    position: relative;
}

/* 幻灯片容器 */
.slide {
    height: 100vh;
    width: 100%;
    transition: transform 0.5s ease-in-out;
    position: absolute;
    top: 0;
    left: 0;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    gap: 2rem;
}

/* 幻灯片图片 */
.slide img {
     width: 100vw;
    height: 100vh;
    object-fit: cover;
    position: absolute;
    top: 0;
    left: 0;
    z-index: 0;
    margin: 0;
    padding: 0;
}

/* 全屏图片 */
.fullscreen-image {
    width: 100vw;
    height: 100vh;
    object-fit: cover;
    position: absolute;
    top: 0;
    left: 0;
    z-index: 0;
    margin: 0;
    padding: 0;
}

/* 全屏视频 */
.fullscreen-video {
    width: 100vw;
    height: 100vh;
    object-fit: cover;
    position: absolute;
    top: 0;
    left: 0;
    z-index: 0;
    margin: 0;
    padding: 0;
}

/* 固定背景图 */
.background-image {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: url('./img/bg.png');
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    z-index: -1;
}

/* 固定logo */
.logo-container {
    position: fixed;
    top: 2rem;
    left: 2rem;
    z-index: 1000;
}

.logo {
    width: 60px;
    height: 60px;
    background-image: url('https://trae-api-cn.mchost.guru/api/ide/v1/text_to_image?prompt=modern%20app%20logo%20with%20multifunction%20icon&image_size=square');
    background-size: contain;
    background-position: center;
    background-repeat: no-repeat;
    border-radius: 10px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.2);
}

/* 固定下载按钮 */
.download-btn-container {
    position: fixed;
    bottom: 2rem;
    left: 50%;
    transform: translateX(-50%);
    z-index: 1000;
}

.download-btn {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    border: none;
    border-radius: 50px;
    padding: 1.5rem 4rem;
    font-size: 1.5rem;
    font-weight: bold;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: 0 6px 16px rgba(102, 126, 234, 0.6);
}

.download-btn:hover {
    transform: translateY(-3px);
    box-shadow: 0 6px 16px rgba(102, 126, 234, 0.6);
}

/* 分页指示器 */
.pagination {
    position: fixed;
    right: 2rem;
    top: 50%;
    transform: translateY(-50%);
    display: flex;
    flex-direction: column;
    gap: 1rem;
    z-index: 1000;
}

.dot {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.6);
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.3);
}

.dot:hover {
    background: rgba(255, 255, 255, 0.8);
    transform: scale(1.1);
}

.dot.active {
    background: #667eea;
    transform: scale(1.3);
    box-shadow: 0 0 10px rgba(102, 126, 234, 0.8);
}

/* 响应式设计 */
@media (max-width: 768px) {
    .pagination {
        right: 1rem;
        gap: 0.8rem;
    }
    
    .dot {
        width: 10px;
        height: 10px;
    }
    
    .download-btn {
        padding: 1.2rem 3rem;
        font-size: 1.2rem;
    }
}

@media (max-width: 480px) {
    .pagination {
        right: 0.5rem;
        gap: 0.6rem;
    }
    
    .dot {
        width: 8px;
        height: 8px;
    }
    
    .download-btn {
        padding: 1rem 2.5rem;
        font-size: 1.1rem;
    }
}