/* 全局样式 */
body {
    font-family: 'Helvetica', 'Roboto', sans-serif;
    color: #333;
    background: linear-gradient(to bottom, #d0e1f9, #e8d8f7);
    margin: 0;
    padding: 0;
    line-height: 1.6;
    overflow-x: hidden;
}
h1, h2, h3, h4 {
    color: #ff9800;
    font-weight: bold;
    letter-spacing: 1px;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}
p {
    font-size: 16px;
    color: #555;
    margin-bottom: 20px;
}
a {
    color: #ff9800;
    text-decoration: none;
    transition: color 0.3s ease;
}
a:hover {
    color: #ff6f00;
}

/* 页面布局 */
.container {
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
    max-width: 1400px;
    margin: 0 auto;
    padding: 20px;
}
.sidebar {
    width: 25%;
    background: rgba(255, 255, 255, 0.8);
    backdrop-filter: blur(10px);
    border-radius: 10px;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    padding: 20px;
    position: sticky;
    top: 20px;
    height: fit-content;
}
.main-content {
    width: 70%;
    background: rgba(255, 255, 255, 0.9);
    border-radius: 10px;
    box-shadow: 0 6px 10px rgba(0, 0, 0, 0.1);
    padding: 30px;
    position: relative;
}
@media (max-width: 1024px) {
    .container {
        flex-direction: column;
    }
    .sidebar, .main-content {
        width: 100%;
    }
}

/* 图片与装饰 */
img {
    max-width: 100%;
    height: auto;
    border-radius: 10px;
    margin-bottom: 20px;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
}
.decorative-img {
    width: 100%;
    height: 200px;
    object-fit: cover;
    border-radius: 10px;
    margin-bottom: 20px;
}

/* 卡片式设计 */
.card {
    background: rgba(255, 255, 255, 0.8);
    backdrop-filter: blur(10px);
    border-radius: 10px;
    padding: 20px;
    margin-bottom: 20px;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}
.card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 12px rgba(0, 0, 0, 0.2);
}

/* 代码块样式 */
pre {
    background: #f5f5f5;
    padding: 15px;
    border-radius: 5px;
    overflow-x: auto;
    margin-bottom: 20px;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}
code {
    font-family: 'Courier New', monospace;
    color: #d9534f;
    font-size: 14px;
}

/* 动画效果 */
@keyframes fadeIn {
    from { opacity: 0; transform: translateY(20px); }
    to { opacity: 1; transform: translateY(0); }
}
.fade-in {
    animation: fadeIn 1s ease-in-out;
}

/* 表格样式 */
table {
    width: 100%;
    border-collapse: collapse;
    margin-bottom: 20px;
}
th, td {
    border: 1px solid #ddd;
    padding: 10px;
    text-align: left;
}
th {
    background-color: #ff9800;
    color: white;
}

/* 提示信息 */
.tip {
    background: #fff3cd;
    color: #856404;
    padding: 15px;
    border-radius: 5px;
    margin-bottom: 20px;
    text-align: center;
}