/* 基础样式设置 */
body {
    margin: 0;
    padding: 0;
    font-family: 'Montserrat', sans-serif;
    font-size: 16px;
    line-height: 1.6;
    background: linear-gradient(135deg, #0A192F, #1B263B);
    color: #FFFFFF;
    overflow-x: hidden;
}

/* 导航栏样式 */
.navbar {
    position: fixed;
    top: 0;
    width: 100%;
    background-color: rgba(10, 25, 47, 0.9);
    padding: 20px 40px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    z-index: 1000;
    transition: background-color 0.3s ease;
}

.navbar a {
    color: #FFFFFF;
    text-decoration: none;
    margin: 0 15px;
    position: relative;
}

.navbar a::after {
    content: '';
    position: absolute;
    width: 0;
    height: 2px;
    background: #00FFAB;
    left: 0;
    bottom: -5px;
    transition: width 0.3s ease;
}

.navbar a:hover::after {
    width: 100%;
}

.dropdown {
    position: relative;
    display: inline-block;
}

.dropdown-content {
    display: none;
    position: absolute;
    background-color: rgba(10, 25, 47, 0.95);
    min-width: 160px;
    box-shadow: 0px 8px 16px 0px rgba(0,0,0,0.2);
    z-index: 1;
    border-radius: 4px;
}

.dropdown:hover .dropdown-content {
    display: block;
}

.dropdown-content a {
    color: #FFFFFF;
    padding: 12px 16px;
    text-decoration: none;
    display: block;
    transition: background 0.3s ease;
}

.dropdown-content a:hover {
    background-color: rgba(0, 255, 171, 0.2);
}

/* 主要内容容器 */
.container {
    max-width: 1200px;
    margin: 100px auto 50px;
    padding: 0 20px;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 20px;
}

/* 文章样式 */
article {
    background: rgba(255, 255, 255, 0.1);
    padding: 30px;
    border-radius: 12px;
    box-shadow: 0 8px 16px rgba(0,0,0,0.3);
}

article h2, article h3, article h4 {
    color: #00FFAB;
}

article pre {
    background: #0A192F;
    padding: 15px;
    border-radius: 8px;
    overflow-x: auto;
    margin: 20px 0;
}

article code {
    color: #FFD700;
    font-family: 'Courier New', Courier, monospace;
}

/* 按钮样式 */
.btn-primary {
    background-color: #00FFAB;
    border: none;
    padding: 10px 20px;
    color: #0A192F;
    border-radius: 4px;
    transition: background-color 0.3s ease, transform 0.3s ease;
}

.btn-primary:hover {
    background-color: #00e89d;
    transform: translateY(-2px);
}

/* 图片样式 */
img.decorative {
    max-width: 650px;
    width: 100%;
    border-radius: 12px;
    box-shadow: 0 4px 8px rgba(0,0,0,0.2);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

img.decorative:hover {
    transform: scale(1.05);
    box-shadow: 0 8px 16px rgba(0,0,0,0.4);
}

/* 微交互效果 */
.card {
    background: rgba(255, 255, 255, 0.1);
    border-radius: 12px;
    padding: 20px;
    transition: transform 0.3s ease, background 0.3s ease;
    position: relative;
    overflow: hidden;
}

.card:hover {
    transform: scale(1.05);
    background: rgba(255, 255, 255, 0.2);
}

.card::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(120deg, transparent, rgba(255, 255, 255, 0.2), transparent);
    transition: left 0.3s ease;
}

.card:hover::before {
    left: 100%;
}

/* 表格样式 */
table {
    width: 100%;
    border-collapse: collapse;
    margin: 20px 0;
}

table, th, td {
    border: 1px solid #00FFAB;
}

th, td {
    padding: 10px;
    text-align: left;
}

th {
    background-color: rgba(0, 255, 171, 0.2);
}

/* 响应式设计 */
@media (max-width: 768px) {
    .navbar {
        flex-direction: column;
        align-items: flex-start;
        padding: 15px 20px;
    }

    .container {
        grid-template-columns: 1fr;
        padding: 0 10px;
    }

    article {
        padding: 20px;
    }

    img.decorative {
        max-width: 100%;
    }
}

/* 动画效果 */
@keyframes fadeIn {
    from { opacity: 0; transform: translateY(20px); }
    to { opacity: 1; transform: translateY(0); }
}

.section {
    opacity: 0;
    transform: translateY(20px);
    animation: fadeIn 1s forwards;
    animation-delay: 0.3s;
}

/* 提示信息样式 */
.reference-note {
    background: rgba(0, 255, 171, 0.2);
    padding: 15px;
    border-radius: 8px;
    text-align: center;
    margin-bottom: 30px;
    font-size: 1.2em;
    font-weight: bold;
}