.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 20px;
    display: grid;
    grid-template-columns: auto 18rem;
    gap: 2rem;
    position: relative;
}

.header {
    text-align: center;
    padding: 40px 0;
    background-color: #fff;
    margin-bottom: 20px;
    border-radius: 8px;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

.header h1 {
    font-size: 2em;
    color: #333;
}

.nav-menu {
    background-color: #fff;
    padding: 15px;
    border-radius: 8px;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
    margin-bottom: 20px;
    /* position: fixed; */
    z-index: 100;
    bottom: 0rem;
    right: calc(50% - 592px);
    width: 18rem;
    height: 42rem;
    transition: all 0.3s ease-in-out;
}

.nav-menu h2 {
    margin-top: 0;
}

.nav-menu a {
    text-decoration: none;
    color: #333;
    font-weight: 500;
    border-radius: 4px;
    transition: all 0.3s ease;
    display: block;
}

.nav-menu a:hover,
.nav-menu a.active {
    color: #efa22e;
}

.menu-toggle {
    display: none;
    width: 100%;
    padding: 10px;
    background-color: #efa22e;
    color: #fff;
    border: none;
    border-radius: 4px;
    cursor: pointer;
    margin-bottom: 10px;
    font-size: 16px;
}

.menu-toggle:hover {
    background-color: #efa22e;
}

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

.nav-menu li {
    margin-bottom: .2rem;
}

.nav-menu li ul li {
    list-style-type: none;
    padding-left: 1rem;
    position: relative;
    display: inline-flex;
}

.nav-menu li ul li::before {
    content: "•";
    /* 使用Unicode字符创建一个圆点 */
    color: #efa22e;
    /* 设置圆点的颜色 */
    display: inline-block;
    /* 使内容显示为块级元素 */
    width: 1em;
    /* 根据需要调整宽度 */
    margin-left: -1em;
    /* 调整位置以与文本对齐 */
}

.nav-menu a {
    text-decoration: none;
    color: #333;
    font-size: .9rem;
    font-weight: 200;
    transition: all 0.3s ease;
}

.nav-menu h3 a {
    font-weight: 500;
    font-family: 1.1rem;
}

.nav-menu a:hover,
.nav-menu a.active {
    color: #efa22e;
}

.section {
    background-color: #fff;
    padding: 30px;
    border-radius: 8px;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

.section-sub {
    border-bottom-left-radius: unset;
    border-bottom-right-radius: unset;
    border-bottom: 2px dashed #999;
}

.section-sub-top {
    border-top-left-radius: unset;
    border-top-right-radius: unset;
}

.swiper-calendar {
    width: 500px;
    margin: 2rem auto !important;
}

.swiper-calendar img {
    width: 100%;
}

h2 {
    color: #333;
    margin-top: 3rem;
    margin-bottom: 20px;
    padding-bottom: 10px;
    border-bottom: 2px solid #efa22e;
}

.first-title {
    margin-top: 0;
}

.section h3 {
    color: #333;
    padding-bottom: 10px;
}

.calender-imgs {
    width: 100%;
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
    margin: 20px 0;
}

.calender-imgs img {
    width: 100%;
    transition: all 0.3s ease-in-out;
}
.calender-imgs img:hover {
    transform: translateY(-5px);
    box-shadow: 0 5px 10px rgba(0, 0, 0, 0.3);
    transition: all 0.5s ease-in-out;
}

.holiday-table {
    overflow-x: auto;
}

.news-items {
    list-style: none;
}

.news-items a {
    text-decoration: none;
    color: #efa22e;
    line-height: 1.8rem;
}

.news-items-img li {
    list-style: none;
    margin-bottom: 2rem;
    transition: all 0.5s ease-in-out;
}

.news-items-img li:last-child {
    margin-bottom: 0;
}

.news-items-img li:hover {
    transform: translateY(-5px);
    box-shadow: 0 5px 10px rgba(0, 0, 0, 0.3);
    transition: all 0.5s ease-in-out;
}

.news-items-img a {
    display: grid;
    grid-template-columns: 11rem auto;
    gap: 1.5rem;
    color: #333;
    text-decoration: none;
}

.news-items-img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.desc {
    color: #999;
}

table {
    width: 100%;
    border-collapse: collapse;
    margin: 20px 0;
}

th,
td {
    padding: 12px;
    text-align: center;
    border: 1px solid #ddd;
}

th {
    background-color: #f8f9fa;
    font-weight: 600;
}

tr:hover {
    background-color: #f8f9fa;
}

.strategy-content,
.travel-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 20px;
}

.strategy-card,
.travel-card {
    background-color: #f8f9fa;
    padding: 20px;
    border-radius: 8px;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.05);
}

.strategy-card h3,
.travel-card h3 {
    color: #efa22e;
    margin-bottom: 10px;
}

/* 悬浮按钮和侧边栏样式 */
.floating-menu-btn {
    display: none;
    position: fixed;
    bottom: 5rem;
    right: 20px;
    width: 50px;
    height: 50px;
    background-color: #efa22e;
    border-radius: 50%;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.2);
    z-index: 1000;
    border: none;
    color: #fff;
    font-size: 20px;
    cursor: pointer;
    transition: all 0.3s ease;
}

.floating-menu-btn:hover {
    background-color: #ff5252;
    transform: scale(1.1);
}

.sidebar {
    position: fixed;
    top: 0;
    right: -300px;
    width: 300px;
    height: 100vh;
    background-color: #fff;
    box-shadow: -2px 0 5px rgba(0, 0, 0, 0.1);
    z-index: 1001;
    transition: right 0.3s ease;
    overflow-y: auto;
}

.sidebar.active {
    right: 0;
}

.sidebar-header {
    padding: 20px;
    background-color: #efa22e;
    color: #fff;
    position: relative;
}

.sidebar-header h2 {
    margin: 0;
    padding: 0;
}

.sidebar-close {
    position: absolute;
    top: 20px;
    right: 20px;
    background: none;
    border: none;
    color: #fff;
    font-size: 20px;
    cursor: pointer;
}

.sidebar-menu {
    padding: 20px;
}

.sidebar-menu li {
    list-style: none;
}

.sidebar-menu li ul {
    padding-left: 5px;
}

.sidebar-menu li ul li a {
    padding: 5px;
}

.sidebar-menu a {
    display: block;
    padding: 10px 5px;
    color: #333;
    text-decoration: none;
    border-bottom: 1px solid #eee;
    transition: all 0.3s ease;
}

.sidebar-menu a:hover,
.sidebar-menu a.active {
    background-color: rgba(239, 162, 46, .2);
    color: #efa22e;
    /* padding-left: 25px; */
}

.overlay {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.5);
    z-index: 1000;
}

/* 底部导航样式 */
.footer-nav {
    background: #f8f8f8;
    padding: 30px 0;
    border-top: 1px solid #ddd;
}

.footer-nav .container {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: 30px;
}

.footer-nav-section h4 {
    color: #efa22e;
    margin-bottom: 15px;
    font-size: 16px;
}

.footer-nav-section ul {
    list-style: none;
}

.footer-nav-section ul li {
    margin-bottom: 8px;
}

.footer-nav-section ul li a {
    color: #666;
    text-decoration: none;
    font-size: 14px;
}

.footer-nav-section ul li a:hover {
    color: #efa22e;
}

/* 页脚样式 */
.footer {
    background: #333;
    color: #ccc;
    padding: 20px 0;
}

.footer-content {
    text-align: center;
}

.footer-links {
    margin-bottom: 15px;
}

.footer-links a {
    color: #ccc;
    text-decoration: none;
    margin: 0 10px;
    font-size: 14px;
}

.footer-links a:hover {
    color: #efa22e;
}

.footer-copyright {
    font-size: 12px;
    color: #999;
}

.back-to-top {
    position: fixed;
    bottom: 20px;
    right: 20px;
    background-color: rgba(239, 162, 46, .6);
    color: white;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    border: none;
    cursor: pointer;
    display: none;
    justify-content: center;
    align-items: center;
    z-index: 1000;
    transition: all 0.3s ease;
}

.back-to-top:hover {
    background-color: #efa22e;
}

@media (max-width: 768px) {
    .back-to-top {
        bottom: 15px;
        right: 15px;
        width: 35px;
        height: 35px;
    }

    .swiper-calendar {
        width: 100%;
    }

    .calender-imgs {
        grid-template-columns: repeat(1, 1fr);
        gap: 0;
        margin: 20px 0;
    }
}

/* Mobile Responsive */
@media screen and (max-width: 768px) {
    .ellipsis-1 {
        -webkit-line-clamp: 2;
    }

    .header-box {
        width: 100%;
    }

    .container {
        padding: 10px;
        display: block;
    }

    .header {
        padding: 20px 0;
    }

    .header h1 {
        font-size: 1.5em;
    }

    .nav-menu {
        display: none;
    }

    .floating-menu-btn {
        display: flex;
        align-items: center;
        justify-content: center;
    }

    .section {
        padding: 20px;
    }

    .strategy-content,
    .travel-content {
        grid-template-columns: 1fr;
    }

    table {
        font-size: 14px;
    }

    th,
    td {
        padding: 8px;
    }

    .news-items-img a {
        display: block;
    }

}

/* Animation */
.section {
    opacity: 0;
    transform: translateY(20px);
    transition: all 0.5s ease;
}

.section.visible {
    opacity: 1;
    transform: translateY(0);
}