/* 全局样式设置 */
body {
    margin: 0;
    padding: 0;
    font-family: 'Open Sans', sans-serif;
    font-size: 16px;
    line-height: 1.6;
    background: linear-gradient(135deg, #0A1F44 70%, #B0B0B0 25%, #FF6F00 5%);
    color: #FFFFFF;
}

/* 导航栏样式 */
.navbar {
    position: fixed;
    top: 0;
    width: 100%;
    background: rgba(10, 31, 68, 0.9);
    padding: 20px 40px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    z-index: 1000;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    transition: background 0.3s;
}
.navbar.scrolled {
    background: #0A1F44;
}
.navbar a {
    color: #FFFFFF;
    text-decoration: none;
    margin: 0 15px;
    transition: color 0.3s;
}
.navbar a:hover {
    color: #FF6F00;
}

/* 响应式网格布局 */
.container {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 20px;
    padding: 100px 40px 40px 40px;
}

/* 文章内容样式 */
article {
    background: rgba(255, 255, 255, 0.1);
    padding: 30px;
    border-radius: 10px;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
}
article h2, article h3 {
    color: #FF6F00;
}
article pre {
    background: #37474F;
    padding: 15px;
    border-radius: 5px;
    overflow-x: auto;
}
article code {
    color: #00C853;
    font-family: 'Courier New', Courier, monospace;
}

/* 图片样式 */
img.decorative {
    width: 100%;
    max-width: 320px;
    border-radius: 15px;
    box-shadow: 0 4px 8px rgba(0,0,0,0.2);
    transition: transform 0.3s, box-shadow 0.3s;
}
img.decorative:hover {
    transform: scale(1.05);
    box-shadow: 0 8px 16px rgba(0,0,0,0.3);
}

/* 按钮样式 */
.button {
    background-color: #FF6F00;
    border: none;
    padding: 15px 30px;
    color: #FFFFFF;
    font-size: 16px;
    cursor: pointer;
    border-radius: 5px;
    transition: background-color 0.3s, transform 0.3s;
}
.button:hover {
    background-color: #E68900;
    transform: scale(1.05);
}

/* 响应式设计 */
@media (max-width: 768px) {
    .navbar {
        flex-direction: column;
        padding: 15px 20px;
    }
    .container {
        padding: 120px 20px 20px 20px;
    }
    body {
        font-size: 15px;
    }
}
@media (max-width: 480px) {
    .navbar a {
        margin: 10px 0;
    }
    body {
        font-size: 14px;
    }
}

/* 微交互动画 */
@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}
.fade-in {
    animation: fadeIn 2s ease-in;
}

/* 高级排版 */
h2, h3 {
    margin-top: 20px;
    margin-bottom: 10px;
}
p {
    margin-bottom: 15px;
    text-align: justify;
}

/* 强调文本 */
.accent {
    color: #FF6F00;
    font-weight: bold;
}

/* 链接样式 */
a.nofollow {
    color: #00C853;
    text-decoration: underline;
}
a.nofollow:hover {
    color: #00E676;
}

/* 提示文本样式 */
.note {
    background: rgba(255, 111, 0, 0.1);
    padding: 10px;
    border-left: 5px solid #FF6F00;
    margin: 20px 0;
}

/* 折叠区域样式 */
.collapsible {
    background-color: #37474F;
    color: white;
    cursor: pointer;
    padding: 10px;
    width: 100%;
    border: none;
    text-align: left;
    outline: none;
    font-size: 16px;
    transition: background-color 0.3s;
}
.collapsible:hover {
    background-color: #455A64;
}
.content {
    padding: 0 15px;
    display: none;
    overflow: hidden;
    background-color: rgba(55, 71, 79, 0.9);
}