/* 主要样式 */
:root {
    --apple-blue: #007AFF;
    --apple-pink: #FF2D55;
    --apple-purple: #5856D6;
    --apple-green: #34C759;
    --apple-dark: #1C1C1E;
    --apple-gray: #8E8E93;
    --apple-lightGray: #F2F2F7;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, 'Open Sans', 'Helvetica Neue', sans-serif;
    line-height: 1.6;
}

/* 自定义动画效果 */
.game-section {
    transition: transform 0.3s ease;
}

.game-section:hover {
    transform: translateY(-5px);
}

.btn {
    display: inline-block;
    padding: 0.75rem 1.5rem;
    background-color: var(--apple-blue);
    color: white;
    border-radius: 0.5rem;
    font-weight: 600;
    text-align: center;
    transition: all 0.3s ease;
}

.btn:hover {
    background-color: #0062cc;
    transform: translateY(-2px);
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
}

/* 改进iframe响应式设计 */
.game-container {
    position: relative;
    width: 100%;
    border-radius: 0.5rem;
    overflow: hidden;
    box-shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
}

/* 媒体查询优化 */
@media (max-width: 640px) {
    h1 {
        font-size: 1.875rem;
    }
    
    h2 {
        font-size: 1.5rem;
    }
    
    .container {
        padding-left: 1rem;
        padding-right: 1rem;
    }
}

/* 增强阅读体验 */
.content-section {
    line-height: 1.8;
}

.content-section p {
    margin-bottom: 1.25rem;
}

/* 改进列表样式 */
ul.feature-list li, ol.tips-list li {
    margin-bottom: 0.75rem;
    position: relative;
}

/* 页脚增强 */
.footer-link {
    color: var(--apple-lightGray);
    text-decoration: underline;
    transition: color 0.2s ease;
}

.footer-link:hover {
    color: white;
}