/* 页面基础样式 */
body {
    margin: 0;
    font-family: 'Roboto', sans-serif;
    background: linear-gradient(135deg, #1E2027, #2B2D36);
    color: #FFFFFF;
    line-height: 1.6;
    overflow-x: hidden;
    animation: gradientShift 15s infinite alternate;
}

@keyframes gradientShift {
    0% { background-position: 0% 50%; }
    100% { background-position: 100% 50%; }
}

/* 全局容器 */
.container {
    max-width: 1440px;
    margin: 0 auto;
    padding: 20px;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 20px;
}

/* 标题与段落样式 */
h1, h2, h3 {
    font-weight: bold;
    color: #FFFFFF;
    text-shadow: 0 2px 10px rgba(0, 0, 0, 0.3);
}
p {
    font-size: 1rem;
    line-height: 1.8;
    letter-spacing: 0.5px;
    color: rgba(255, 255, 255, 0.9);
}

/* 模块化卡片设计 */
.card {
    background: rgba(255, 255, 255, 0.08);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 10px;
    backdrop-filter: blur(10px);
    padding: 20px;
    transition: all 0.3s ease;
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.2);
}
.card:hover {
    transform: scale(1.03);
    border-color: #6C5DDA;
    box-shadow: 0 6px 20px rgba(108, 93, 218, 0.4);
}

/* 图片装饰 */
.decorative-image {
    width: 100%;
    height: auto;
    border-radius: 10px;
    object-fit: cover;
    opacity: 0.9;
    transition: opacity 0.3s ease;
}
.decorative-image:hover {
    opacity: 1;
}

/* 表格样式 */
table {
    width: 100%;
    border-collapse: collapse;
    margin: 20px 0;
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: 5px;
    overflow: hidden;
}
th, td {
    padding: 10px;
    text-align: left;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}
th {
    background: rgba(255, 255, 255, 0.1);
    font-weight: bold;
}

/* 代码块样式 */
pre {
    background: rgba(0, 0, 0, 0.5);
    padding: 15px;
    border-radius: 5px;
    overflow-x: auto;
    font-size: 0.9rem;
    line-height: 1.5;
    color: #6C5DDA;
}
code {
    font-family: 'Courier New', monospace;
    color: #FFFFFF;
}

/* 响应式布局调整 */
@media (max-width: 768px) {
    .container {
        grid-template-columns: 1fr;
    }
    h1, h2, h3 {
        font-size: 1.5rem;
    }
    p {
        font-size: 0.9rem;
    }
}

/* 动画效果 */
.loader {
    border: 4px solid #f3f3f3;
    border-top: 4px solid #6C5DDA;
    border-radius: 50%;
    width: 30px;
    height: 30px;
    animation: spin 1s linear infinite;
    margin: 20px auto;
    display: block;
}
@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

/* 提示信息 */
.tip {
    background: rgba(108, 93, 218, 0.2);
    padding: 10px;
    border-radius: 5px;
    text-align: center;
    font-size: 0.9rem;
    margin: 20px 0;
}