/* 全局样式与基础布局 */
body {
    margin: 0;
    font-family: 'Roboto', sans-serif;
    background: linear-gradient(135deg, #00264d, #4c0099);
    color: #ffffff;
    line-height: 1.6;
    overflow-x: hidden;
}

h1, h2, h3 {
    font-family: 'Montserrat', sans-serif;
    font-weight: bold;
    color: #ffeb3b;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.3);
}

a {
    color: #00ff99;
    text-decoration: none;
}

a:hover {
    color: #ffeb3b;
}

.container {
    max-width: 1440px;
    margin: 0 auto;
    padding: 20px;
    display: flex;
    flex-direction: column;
    align-items: center;
}

/* 渐变背景模块 */
.gradient-section {
    background: linear-gradient(135deg, #1e1e2f, #3a0ca3);
    border-radius: 12px;
    padding: 40px;
    margin: 20px 0;
    box-shadow: 0 8px 16px rgba(0, 0, 0, 0.2);
}

.gradient-section h2 {
    margin-top: 0;
}

/* 网格布局设计 */
.grid-container {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 20px;
    padding: 20px;
}

.grid-item {
    background-color: #ffffff;
    border-radius: 8px;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    padding: 20px;
    text-align: center;
    color: #00264d;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.grid-item:hover {
    transform: scale(1.05);
    box-shadow: 0 8px 16px rgba(0, 0, 0, 0.2);
}

/* 动画效果 */
.fade-in {
    animation: fadeIn 1s ease-in-out;
}

@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

/* 响应式设计 */
@media (max-width: 768px) {
    .grid-container {
        grid-template-columns: 1fr;
    }

    h1 {
        font-size: 24px;
    }

    .gradient-section {
        padding: 20px;
    }
}

/* 代码块样式 */
pre {
    background-color: #00264d;
    color: #ffffff;
    padding: 15px;
    border-radius: 8px;
    overflow-x: auto;
}

code {
    font-family: 'Courier New', monospace;
    font-size: 14px;
}

/* 提示文字 */
.notice {
    text-align: center;
    font-size: 12px;
    color: #ffffff;
    margin-top: 20px;
}