/* 全局样式 */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
    background-color: #f4f4f4;
    color: #333;
    line-height: 1.6;
    padding-top: 60px; /* 为固定菜单栏留出空间 */
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    display: flex;
    align-items: center;
}

/* 菜单栏 */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 60px;
    background-color: rgb(129, 38, 218); /* 浅紫色 */
    box-shadow: 0 2px 5px rgba(0,0,0,0.1);
    z-index: 1000;
}

.logo img {
    height: 40px;
    display: block;
    margin-top: 5px; /* 离最上方一点距离 */
}

.nav-links {
    margin-left: 40px;
    color: #fff;
}

.nav-links a {
    text-decoration: none;
    color: #666;
    margin-right: 20px;
    font-size: 16px;
    transition: color 0.3s;
}

.nav-links a:hover {
    color: #007bff;
}

/* 主体内容 */
.content {
    padding: 20px;
    max-width: 1000px;
    margin: 0 auto;
}

.video-container {
    background: #000;
    border-radius: 8px;
    overflow: hidden;
    box-shadow: 0 4px 15px rgba(0,0,0,0.2);
}

video {
    width: 100%;
    display: block;
    max-height: 80vh;
}

.video-info {
    background-color: #fff;
    padding: 20px;
    border-bottom-left-radius: 8px;
    border-bottom-right-radius: 8px;
}

.video-info h1 {
    font-size: 24px;
    margin-bottom: 10px;
}

.video-info p {
    color: #999;
    font-size: 14px;
}

/* 响应式适配 */
@media (max-width: 768px) {
    .container {
        padding: 0 10px;
    }
    .nav-links {
        display: none; /* 移动端隐藏菜单 */
    }
}