/* ====================
   游乐园模块 - （优化版）
   ==================== */
/* 全局样式 */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Microsoft YaHei', 'Segoe UI', sans-serif;
}

body {
    background-color: #f5f7fa;
    color: #333;
    line-height: 1.6;
    padding: 20px;
    max-width: 1200px;
    margin: 0 auto;
}

/* 头部区域样式 */
header {
    background: linear-gradient(135deg, #2c7873, #6fb3b8);
    color: white;
    padding: 30px 20px;
    text-align: center;
    border-radius: 10px;
    margin-bottom: 25px;
}

h1 {
    font-size: 2.5em;
    margin-bottom: 10px;
}

.sub-title {
    font-size: 1.1em;
    text-align: center;
    opacity: 0.9;
}

/* 导航栏样式 */
.nav-bar {
    background-color: #fff;
    border-radius: 8px;
    padding: 15px 20px;
    margin-bottom: 25px;
    box-shadow: 0 2px 8px rgba(0,0,0,0.05);
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 15px 25px;
}

.nav-bar a {
    color: #2c7873;
    text-decoration: none;
    font-weight: bold;
    padding: 5px 10px;
    border-radius: 4px;
    transition: all 0.3s;
}

.nav-bar a:hover {
    background-color: #e0f7fa;
    color: #004d40;
}

/* 主内容区域样式 */
.main-container {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 25px;
}

.content-section,
.sidebar {
    background: white;
    padding: 25px;
    border-radius: 10px;
    box-shadow: 0 2px 10px rgba(0,0,0,0.05);
}

/* 标题样式 */
h2 {
    color: #2c7873;
    border-bottom: 2px solid #6fb3b8;
    padding-bottom: 10px;
    margin-bottom: 20px;
}

h3 {
    color: #004d40;
    margin: 15px 0 10px 0;
}

/* 段落与列表样式 */
p {
    margin-bottom: 15px;
    text-align: justify;
}

ul,
ol {
    padding-left: 25px;
    margin-bottom: 15px;
}

li {
    margin-bottom: 8px;
}

/* 特色内容框样式 */
.highlight-box {
    background-color: #f0f9ff;
    border-left: 5px solid #6fb3b8;
    padding: 15px;
    margin: 20px 0;
    border-radius: 0 5px 5px 0;
}

/* 工具列表样式 */
.tool-list {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(150px, 1fr));
    gap: 10px;
    margin-top: 15px;
}

.tool-item {
    background: #e8f4f8;
    padding: 10px;
    text-align: center;
    border-radius: 5px;
    font-weight: bold;
}

/* 页脚样式 */
footer {
    margin-top: 30px;
    text-align: center;
    padding: 20px;
    background-color: #2c3e50;
    color: #ecf0f1;
    border-radius: 10px;
    font-size: 0.9em;
}

.site-info {
    font-size: 0.85em;
    color: #7f8c8d;
    margin-top: 5px;
}

/* 响应式设计 */
@media (max-width: 768px) {
    .main-container {
        grid-template-columns: 1fr;
    }
    
    .nav-bar {
        flex-direction: column;
        align-items: center;
        gap: 10px;
    }
}