/* 重置样式 */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

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

/* 基础样式 */
body {
    font-family: 'Arial', sans-serif;
    background: #ffffff;
    min-height: 100vh;
    color: #000000;
    overflow: hidden;
    margin: 0;
    padding: 0;
}

/* 主容器 */
.container {
    width: 100vw;
    height: 100vh;
    position: relative;
    background: #ffffff;
    margin: 0;
    padding: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}

/* 下载链接 */
.download-link {
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    text-decoration: none;
    color: inherit;
    position: relative;
    z-index: 10;
}

.download-link:hover {
    text-decoration: none;
}

/* 主图片 */
.main-image {
    width: 100vw;
    height: 100vh;
    object-fit: cover;
    cursor: pointer;
    transition: transform 0.3s ease;
    display: block;
    z-index: 5;
    margin: 0;
    padding: 0;
}

.main-image:hover {
    transform: scale(1.02);
}

/* 隐私策略链接容器 */
.privacy-link-container {
    position: fixed;
    bottom: 40px;
    left: 50%;
    transform: translateX(-50%);
    z-index: 20;
}

/* 隐私策略链接 */
.privacy-link {
    display: inline-block;
    padding: 8px 16px;
    background: rgba(255, 255, 255, 0.1);
    color: #ffffff;
    text-decoration: none;
    border-radius: 20px;
    font-size: 12px;
    font-weight: 500;
    letter-spacing: 0.5px;
    transition: all 0.3s ease;
    border: 1px solid rgba(255, 255, 255, 0.2);
    backdrop-filter: blur(10px);
}

.privacy-link:hover {
    background: rgba(255, 255, 255, 0.2);
    border-color: rgba(255, 255, 255, 0.4);
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.3);
}

.privacy-link:active {
    transform: translateY(0);
}

/* 下载区域 */
.download-section {
    margin-top: 20px;
}

/* 下载按钮 */
.download-btn {
    background: linear-gradient(45deg, #00d4ff, #ff00ff);
    border: none;
    padding: 20px 50px;
    font-size: 1.3rem;
    font-weight: bold;
    color: white;
    border-radius: 30px;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.4);
    display: inline-flex;
    align-items: center;
    gap: 12px;
    text-transform: uppercase;
    letter-spacing: 2px;
}

.download-btn:hover {
    transform: translateY(-3px);
    box-shadow: 0 15px 40px rgba(0, 0, 0, 0.6);
}

.download-btn:active {
    transform: translateY(-1px);
}

.btn-icon {
    font-size: 1.2rem;
    animation: iconBounce 2s ease-in-out infinite;
}

@keyframes iconBounce {
    0%, 20%, 50%, 80%, 100% { transform: translateY(0); }
    40% { transform: translateY(-4px); }
    60% { transform: translateY(-2px); }
}

/* 响应式设计 */
@media (max-width: 768px) {
    .container {
        align-items: flex-start;
        padding-top: 20px;
    }
    
    .main-image {
        object-fit: cover;
    }
    
    .privacy-link-container {
        bottom: 30px;
    }
    
    .privacy-link {
        padding: 6px 12px;
        font-size: 11px;
    }
    
    .download-btn {
        padding: 18px 40px;
        font-size: 1.2rem;
    }
}

@media (max-width: 480px) {
    .container {
        padding-top: 10px;
    }
    
    .main-image {
        object-fit: cover;
    }
    
    .privacy-link-container {
        bottom: 25px;
    }
    
    .privacy-link {
        padding: 5px 10px;
        font-size: 10px;
    }
    
    .download-btn {
        padding: 16px 35px;
        font-size: 1.1rem;
    }
}

/* 桌面端优化 */
@media (min-width: 1024px) {
    .container {
        padding: 0;
        display: flex;
        align-items: center;
        justify-content: center;
        background: #ffffff;
    }
    
    .main-image {
        width: auto;
        height: 100vh;
        object-fit: contain;
        margin: 0 auto;
        padding: 0;
    }
    
    .privacy-link-container {
        bottom: 50px;
    }
    
    .privacy-link {
        padding: 10px 20px;
        font-size: 14px;
        font-weight: 600;
    }
}

/* 标准桌面屏幕优化 */
@media (min-width: 1280px) {
    .container {
        padding: 0;
        display: flex;
        align-items: center;
        justify-content: center;
        background: #ffffff;
    }
    
    .main-image {
        width: auto;
        height: 100vh;
        object-fit: contain;
        margin: 0 auto;
        padding: 0;
    }
    
    .privacy-link-container {
        bottom: 60px;
    }
    
    .privacy-link {
        padding: 12px 24px;
        font-size: 15px;
    }
}

/* 大屏幕优化 */
@media (min-width: 1440px) {
    .container {
        padding: 0;
        display: flex;
        align-items: center;
        justify-content: center;
        background: #ffffff;
    }
    
    .main-image {
        width: auto;
        height: 100vh;
        object-fit: contain;
        margin: 0 auto;
        padding: 0;
    }
    
    .privacy-link-container {
        bottom: 70px;
    }
    
    .privacy-link {
        padding: 14px 28px;
        font-size: 16px;
    }
}

/* 超宽屏幕优化 */
@media (min-width: 1600px) {
    .container {
        padding: 0;
        display: flex;
        align-items: center;
        justify-content: center;
        background: #ffffff;
    }
    
    .main-image {
        width: auto;
        height: 100vh;
        object-fit: contain;
        margin: 0 auto;
        padding: 0;
    }
    
    .privacy-link-container {
        bottom: 80px;
    }
    
    .privacy-link {
        padding: 16px 32px;
        font-size: 18px;
    }
}

/* 4K屏幕优化 */
@media (min-width: 1920px) {
    .container {
        padding: 0;
        display: flex;
        align-items: center;
        justify-content: center;
        background: #ffffff;
    }
    
    .main-image {
        width: auto;
        height: 100vh;
        object-fit: contain;
        margin: 0 auto;
        padding: 0;
    }
    
    .privacy-link-container {
        bottom: 90px;
    }
    
    .privacy-link {
        padding: 18px 36px;
        font-size: 20px;
    }
}

/* 横屏模式优化 */
@media (orientation: landscape) and (min-height: 600px) {
    .main-image {
        max-height: 95vh;
    }
    
    .privacy-link-container {
        bottom: 30px;
    }
}

/* 高DPI屏幕优化 */
@media (-webkit-min-device-pixel-ratio: 2), (min-resolution: 192dpi) {
    .main-image {
        image-rendering: -webkit-optimize-contrast;
        image-rendering: crisp-edges;
    }
}