/* 页面全局样式 */
body {
    font-family: 'Roboto', sans-serif;
    background: linear-gradient(180deg, #03071e, #120a8f);
    color: #f8f9fa;
    margin: 0;
    padding: 0;
    overflow-x: hidden;
}

/* 容器通用样式 */
.container {
    width: 85%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 40px 20px;
    box-sizing: border-box;
}

/* 标题样式 */
h2, h3 {
    font-family: 'Bebas Neue', sans-serif;
    color: #d6d6d6;
    text-transform: uppercase;
    letter-spacing: 1.5px;
    margin-bottom: 20px;
    text-align: center;
}

h2 {
    font-size: 2.5em;
    margin-top: 0;
}

h3 {
    font-size: 1.8em;
}

/* 段落文本样式 */
p {
    font-family: 'Montserrat', sans-serif;
    font-size: 1.1em;
    line-height: 1.7;
    color: #e0e0e0;
    margin-bottom: 25px;
}

/* 链接样式 */
a {
    color: #90caf9;
    text-decoration: none;
}

a:hover {
    color: #e3f2fd;
}

/* 按钮样式 */
button {
    background: linear-gradient(to right, #6a1b9a, #4aedc4);
    color: white;
    border: none;
    padding: 15px 30px;
    border-radius: 5px;
    cursor: pointer;
    font-size: 1.1em;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.3);
}

button:hover {
    transform: translateY(-3px);
    box-shadow: 0 6px 12px rgba(0, 0, 0, 0.4);
}

/* 分割线样式 */
hr {
    border: 0;
    height: 1px;
    background: linear-gradient(to right, rgba(255, 255, 255, 0.1), rgba(255, 255, 255, 0.7), rgba(255, 255, 255, 0.1));
    margin: 40px auto;
    width: 80%;
}

/* 代码块样式 */
pre {
    background-color: #263238;
    color: #f0f0f0;
    padding: 15px;
    border-radius: 5px;
    overflow-x: auto;
    font-family: 'Courier New', monospace;
    font-size: 0.9em;
    line-height: 1.6;
    white-space: pre-wrap;
    word-wrap: break-word;
}

/* 表格样式 */
table {
    width: 100%;
    border-collapse: collapse;
    margin-bottom: 25px;
    color: #e0e0e0;
}

th, td {
    border: 1px solid #455a64;
    padding: 10px;
    text-align: left;
}

th {
    background-color: #37474f;
    font-weight: bold;
}

/* 图片样式 */
img {
    max-width: 100%;
    height: auto;
    display: block;
    margin: 20px auto;
    border-radius: 8px;
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.2);
}

/* 模块化内容区域样式 */
.section-block {
    background-color: rgba(255, 255, 255, 0.05);
    border-radius: 10px;
    padding: 30px;
    margin-bottom: 30px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.2);
}

/* 示例数据展示区域样式 */
.example-data-section {
    background-color: rgba(0, 0, 0, 0.3);
    padding: 30px;
    border-radius: 10px;
    margin-top: 50px;
    margin-bottom: 50px;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.5);
}

.example-data-section h2 {
    color: #81d4fa;
    text-shadow: 2px 2px 4px #000000;
}

.example-data-section article {
    background-color: rgba(255, 255, 255, 0.08);
    padding: 25px;
    border-radius: 8px;
}

/* 底部提示信息样式 */
footer {
    text-align: center;
    padding: 30px 0;
    color: #bdbdbd;
    font-size: 0.9em;
}

/* 响应式布局 - 小屏幕 */
@media (max-width: 768px) {
    .container {
        width: 95%;
        padding: 20px 10px;
    }

    h2 {
        font-size: 2em;
    }

    h3 {
        font-size: 1.5em;
    }

    p {
        font-size: 1em;
    }

    button {
        padding: 12px 25px;
        font-size: 1em;
    }

    .section-block, .example-data-section {
        padding: 20px;
    }
}

/* 响应式布局 - 更小屏幕 (手机) */
@media (max-width: 480px) {
    h2 {
        font-size: 1.8em;
    }

    h3 {
        font-size: 1.3em;
    }
    .container {
        padding: 15px 5px;
    }
}