/* 全局样式 */
body {
    margin: 0;
    font-family: 'Open Sans', sans-serif;
    background: linear-gradient(135deg, #0A1F44, #6A0DAD, #39FF14);
    color: #FFFFFF;
    line-height: 1.6;
}

/* 导航栏样式 */
.navbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    position: fixed;
    top: 0;
    width: 100%;
    background-color: rgba(10, 31, 68, 0.9);
    padding: 20px 40px;
    z-index: 1000;
}

.navbar a {
    color: #C0C0C0;
    text-decoration: none;
    margin: 0 15px;
    font-family: 'Roboto', sans-serif;
    font-weight: bold;
}

.navbar a:hover {
    color: #39FF14;
}

/* 主内容样式 */
.main {
    padding-top: 100px;
    max-width: 1200px;
    margin: auto;
    padding: 20px;
}

.section {
    padding: 60px 20px;
    background: rgba(255, 255, 255, 0.1);
    margin-bottom: 40px;
    border-radius: 10px;
}

.section h2, .section h3 {
    font-family: 'Roboto', sans-serif;
    color: #FFFFFF;
}

.section p {
    color: #C0C0C0;
}

.code-block {
    background: #1e1e1e;
    padding: 15px;
    border-radius: 5px;
    overflow-x: auto;
    color: #39FF14;
    font-family: 'Courier New', Courier, monospace;
}

.code-block code {
    display: block;
    white-space: pre-wrap;
    word-wrap: break-word;
}

/* 图片样式 */
.images {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
}

.images img {
    width: 100%;
    max-width: 320px;
    height: auto;
    border-radius: 5px;
}

/* 粒子效果 */
.particle {
    position: absolute;
    width: 5px;
    height: 5px;
    background-color: #39FF14;
    border-radius: 50%;
    animation: particles 3s infinite;
}

@keyframes particles {
    0% { transform: translate(-50%, -50%) scale(0); opacity: 0; }
    50% { opacity: 1; }
    100% { transform: translate(-50%, -50%) scale(1); opacity: 0; }
}

/* 动画与交互 */
.section.active {
    transform: scale(1.05);
    transition: transform 0.3s ease-in-out;
}

.back-to-top {
    position: fixed;
    bottom: 20px;
    right: 20px;
    background-color: #6A0DAD;
    color: #FFFFFF;
    padding: 10px 15px;
    border-radius: 50%;
    cursor: pointer;
    display: none;
    font-size: 18px;
}

.back-to-top:hover {
    background-color: #39FF14;
}

/* 响应式设计 */
@media (max-width: 1440px) {
    .main {
        max-width: 1000px;
    }
}

@media (max-width: 1200px) {
    .navbar {
        padding: 15px 30px;
    }
}

@media (max-width: 1024px) {
    .section {
        padding: 50px 15px;
    }
}

@media (max-width: 768px) {
    .navbar {
        flex-direction: column;
        align-items: flex-start;
        padding: 10px 20px;
    }

    .navbar a {
        margin: 10px 0;
    }

    .section {
        padding: 40px 10px;
    }

    .images {
        flex-direction: column;
        align-items: center;
    }
}

@media (max-width: 480px) {
    .navbar {
        padding: 8px 15px;
    }

    .navbar a {
        margin: 5px 0;
        font-size: 14px;
    }

    .section {
        padding: 30px 5px;
    }

    .back-to-top {
        padding: 8px 12px;
        font-size: 16px;
    }
}

@media (max-width: 320px) {
    .navbar {
        padding: 5px 10px;
    }

    .navbar a {
        margin: 3px 0;
        font-size: 12px;
    }

    .section {
        padding: 20px 5px;
    }

    .back-to-top {
        padding: 6px 10px;
        font-size: 14px;
    }
}

/* 滚动高亮 */
.section {
    position: relative;
}