/* 导航菜单基础样式 */
   .nav-menu-offcanvas {
    width: 320px;
    background-color: #000;
    color: #fff;
    font-weight: 300;
}

.nav-menu-header {
    padding: 2.5rem;
    border-bottom: 1px solid #444;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.nav-menu-title {
    font-size: 1.2rem;
    font-weight: 300;
    margin: 0;
    color: #fff;
}

/* 自定义关闭图标 */
.nav-menu-close-btn {
    background: none;
    border: none;
    cursor: pointer;
    padding: 0;
    width: 30px;
    height: 30px;
    position: relative;
}

.nav-menu-close-btn:before,
.nav-menu-close-btn:after {
    content: "";
    position: absolute;
    left: 0;
    width: 100%;
    height: 1px;
    background: #fff;
    transition: all 0.2s ease;
}

.nav-menu-close-btn:before {
    top: 4px;
    transform: translateY(8px) rotate(-45deg);
}

.nav-menu-close-btn:after {
    bottom: 3px;
    transform: translateY(-8px) rotate(45deg);
}

.nav-menu-close-btn:hover:before,
.nav-menu-close-btn:hover:after {
    background: #ccc;
}

/* 自定义返回图标 */
.nav-menu-back-btn {
    background: none;
    border: none;
    cursor: pointer;
    padding: 0;
    width: 30px;
    height: 30px;
    position: relative;
    margin-right: 1rem;
}

.nav-menu-back-btn:after {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    bottom: 0;
    margin: auto;
    width: 12px;
    height: 12px;
    border-top: 1px solid #fff;
    border-right: 1px solid #fff;
    transform: rotate(-135deg);
    transition: all 0.2s ease;
}

.nav-menu-back-btn:hover:after {
    border-color: #ccc;
}

/* 子菜单样式 */
.nav-submenu-panel {
    z-index: 1056;
    background-color: #000000;
    color: #fff;
    font-weight: 300;
}

#navMainMenu {
    z-index: 1055;
}

.nav-submenu-panel .nav-menu-header {
    justify-content: flex-start;
}

.nav-submenu-panel .nav-menu-title {
    flex: 1;
    text-align: center;
    margin-right: 0;
}

.nav-submenu-panel .nav-menu-close-btn {
    display: none;
}

/* 动画效果 */
.nav-submenu-panel.offcanvas {
    transform: translateX(100%);
    transition: transform 0.3s ease-in-out;
}

.nav-submenu-panel.offcanvas.show {
    transform: translateX(0);
}

.nav-submenu-panel.offcanvas.show.closing {
    transform: translateX(100%) !important;
    transition: transform 0.3s ease-in-out !important;
}

/* 菜单内容样式 */
.nav-menu-section {
    border-bottom: 1px solid #444;
}

.nav-menu-section-box {
    padding: 0.5rem 1.5rem;
}

.nav-menu-scrollable {
    flex: 1;
    overflow-y: auto;
    padding: 1.5rem;
    border-bottom: 1px solid #444;
}

.nav-menu-scrollable::-webkit-scrollbar {
    width: 6px;
}

.nav-menu-scrollable::-webkit-scrollbar-track {
    background: #1a1a1a;
}

.nav-menu-scrollable::-webkit-scrollbar-thumb {
    background: #555;
    border-radius: 3px;
}

.nav-menu-scrollable::-webkit-scrollbar-thumb:hover {
    background: #777;
}

.nav-menu-login {
    text-align: center;
    padding: 1rem 0;
}

.nav-menu-login-link {
    color: #fff;
    text-decoration: none;
    font-size: 1.1rem;
    font-weight: 300;
}

.nav-menu-login-link:hover {
    color: #ccc;
    text-decoration: none;
}

.nav-menu-actions {
    display: flex;
}

.nav-menu-action-btn {
    flex: 1;
    background: none;
    border: none;
    color: #fff;
    padding: 1.5rem;
    text-decoration: none;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    transition: all 0.3s ease;
    position: relative;
    font-weight: 300;
}

.nav-menu-action-btn:hover {
    color: #ffffff71;
    text-decoration: none;
}

.nav-menu-action-btn.with-border {
    border-right: 1px solid #7e7a7a;
}

.nav-menu-list {
    list-style: none;
    padding: 0;
    margin: 0;
}

.nav-menu-item {
    margin-bottom: 0.5rem;
}

.nav-menu-link {
    color: #fff;
    text-decoration: none;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0.75rem 0;
    transition: color 0.3s ease;
    font-weight: 400;
}

.nav-menu-link:hover {
    color: #ccc;
    text-decoration: none;
}

.nav-menu-icon {
    font-size: 0.8rem;
    color: #888;
}

.nav-menu-social {
    display: flex;
    justify-content: center;
    gap: 1rem;
    padding: 1rem 0;
}

.nav-menu-social-icon {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background-color: #444;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #fff;
    text-decoration: none;
    transition: background-color 0.3s ease;
}

.nav-menu-social-icon:hover {
    background-color: #555;
    color: #fff;
    text-decoration: none;
}

/* 响应式调整 */
@media (max-width: 576px) {
    .nav-menu-offcanvas {
        width: 100%;
    }
}