* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: Arial, sans-serif;
    line-height: 1.6;
    color: #333;
}

.desktop-nav {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 15px 20px;
    background-color: #f8f8f8;
}

.logo-container {
    display: flex;
    align-items: center;
}

.logo {
    height: 49px;
    width: auto;
    margin-right: 15px;
}

.logo-abhi {
    height: 38px;
    width: auto;
}

.nav-menu {
    display: flex;
    list-style: none;
}

.nav-menu li {
    margin-left: 20px;
}

.nav-menu a {
    text-decoration: none;
    color: #333;
    font-size: 16px;
    transition: color 0.3s;
}

.nav-menu a:hover {
    color: #0066cc;
}

.has-submenu {
    position: relative;
}

.submenu {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    background-color: #fff;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
    min-width: 200px;
    z-index: 100;
    list-style: none;
}

.submenu li {
    margin: 0;
}

.submenu a {
    display: block;
    padding: 10px 15px;
    border-bottom: 1px solid #eee;
}

.has-submenu:hover .submenu {
    display: block;
}

/* 移动端样式 */
.mobile-nav {
    display: none;
    background-color: transparent;
    position: fixed !important;
    top: 0;
    right: 0;
    margin: 5px 30px;
    z-index: 1000;
}

.mobile-header {
    display: flex;
    justify-content: flex-end;
    padding: 15px 20px;
}

.menu-toggle {
    background: none;
    border: none;
    font-size: 50px;
    cursor: pointer;
    color: #fff;
    z-index: 1001;
    transition: color 0.3s;
}

/*.menu-toggle:hover {
    color: #0066cc;
}*/

/* 全屏菜单样式 */
.mobile-menu-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.5);
    z-index: 998;
    display: none;
}

.mobile-menu {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, #000632 0%, #27444F 100%);
    z-index: 999;
    list-style: none;
    padding: 80px 20px 20px;
    overflow-y: auto;
}

.mobile-menu li {
    border-bottom: 1px solid rgba(255, 255, 255, 0.2);
}

.mobile-menu a {
    display: block;
    padding: 20px 0;
    text-decoration: none;
    color: #fff;
    font-size: 24px;
    transition: color 0.3s;
    /*text-align: center;*/
}

.mobile-menu a:hover {
    color: #9bffa9;
}

.mobile-menu li a:active {
    color: #9bffa9
}

.mobile-submenu {
    display: none;
    list-style: none;
    padding-left: 20px;
    background: rgba(0, 0, 0, 0.2);
    margin: 10px 0;
    border-radius: 5px;
}

.mobile-submenu li {
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.mobile-submenu a {
    padding: 15px 0;
    font-size: 20px;
    color: #fff;
}

/* 新的子菜单切换样式 */
.submenu-toggle-wrapper {
    position: relative;
    display: flex;
    align-items: center;
}

.submenu-toggle-link {
    flex: 1;
    text-decoration: none;
    color: #fff;
    font-size: 24px;
    padding: 20px 0;
    transition: color 0.3s;
}

.submenu-toggle-link:hover {
    color: #4da6ff;
}

.submenu-arrow {
    background: none;
    border: none;
    color: #fff;
    font-size: 16px;
    cursor: pointer;
    padding: 10px;
    margin-left: 10px;
    transition: transform 0.3s;
}

.submenu-arrow:hover {
    color: #4da6ff;
}

.submenu-arrow.active {
    transform: rotate(180deg);
}

/* 响应式设计 */
@media (max-width: 768px) {
    .R_TAzU {
        display: none !important;
    }
    
    .mobile-nav {
        display: block;
    }
}

@media (min-width: 769px) {
    .mobile-nav {
        display: none;
    }
}

.content {
    padding: 40px 20px;
    max-width: 1200px;
    margin: 0 auto;
}

.content h1 {
    margin-bottom: 20px;
    color: #333;
}

.content p {
    margin-bottom: 15px;
}