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

html{
min-width:1400px;
margin:0px auto;	
	
}

body {
    font-family: "Microsoft YaHei", sans-serif;
    line-height: 1.6;
    color: #333;
    background-color: #f9f9f9;
}

.header {
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    position: fixed;
    width: 100%;
    height: 109px;
    top: 0;
    z-index: 9999;
    background-color: white;
}

.header-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 20px;
    height: 109px;
}

.logo {
    display: flex;
    align-items: center;
    font-size: 20px;
    font-weight: bold;
}

.logo img {
    margin-right: 10px;
}

.nav-container {
    display: flex;
    justify-content: center;
    flex: 1;
    margin: 0 30px;
}

.nav-menu {
    width: 968px;
    height: 19px;
    display: flex;
    list-style: none;
    justify-content: center;
    margin: 0;
    padding: 0;
    margin-top: -30px;
}

.nav-menu .dropdown-menu {
    top: 100%;
    left: 0;
}

.nav-menu li {
    margin-right: 40px;
    position: relative;
}

.nav-menu li:last-child {
    margin-right: 0;
}

.nav-menu a {
    text-decoration: none;
    color: #333;
    font-family: Microsoft YaHei;
    font-weight: 400;
    font-size: 18px;
    transition: color 0.3s;
    display: block;
    padding: 10px 0;
}

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

.nav-menu .active::after {
    content: '';
    position: absolute;
    bottom: -30px;
    left: 0;
    width: 100%;
    height: 3px;
    background-color: #0066cc;
}

.nav-menu li:nth-child(3) .dropdown-menu {
    top: 35px;
    left: -17px;
}

.nav-menu li:nth-child(4) .dropdown-menu {
    top: 35px;
    left: -17px;
}

.dropdown,
.download {
    position: relative;
    display: inline-block;
}

.dropdown-toggle::after {
    content: "▼";
    font-size: 0.8rem;
    margin-left: 5px;
    color: #666;
}

.dropdown-menu {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    background: white;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    z-index: 1001;
    list-style: none;
    padding: 0;
    margin: 0;
    border-radius: 4px;
    overflow: hidden;
}

.dropdown-menu li {
    padding: 0;
    width: 100%;
}

.dropdown-menu a {
    display: block;
    padding: 10px 15px;
    color: #333;
    text-decoration: none;
    font-size: 14px;
    transition: background-color 0.2s, color 0.2s;
    white-space: nowrap;
}

.dropdown-menu a:hover {
    background-color: #f5f5f5;
    color: #0066cc;
}

.download .dropdown-menu {
    top: 100%;
    left: 50%;
    transform: translateX(-50%);
    min-width: 120px;
}

.dropdown:hover .dropdown-menu,
.download:hover .dropdown-menu {
    display: block;
}

.download {
    width: 91px;
    height: 19px;
    font-family: Microsoft YaHei;
    font-weight: 400;
    font-size: 18px;
    color: #2A2A2A;
    line-height: 19px;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
}

.download:hover {
    background-color: transparent;
}

.download>a {
    color: inherit;
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    white-space: nowrap;
}

.download>a::after {
    content: "▼";
    font-size: 0.8rem;
    margin-left: 5px;
    color: #666;
    display: inline-block;
}

.qrcode-dropdown {
    display: none;
    position: absolute;
    top: 100%;
    left: 50%;
    transform: translateX(-50%);
    background: white;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    z-index: 1001;
    border-radius: 8px;
    padding: 20px;
    text-align: center;
}

.download:hover .qrcode-dropdown {
    display: block;
}

.qrcode-item img {
    width: 150px;
    height: 150px;
    border: 1px solid #eee;
    border-radius: 4px;
}

.hero {
    /* background-color: #dce0e5; */
    padding: 0;
    text-align: center;
    overflow: hidden;
    height: auto;
    position: relative;
    display: flex;
    align-items: flex-start;
    justify-content: center;
    margin-top: 109px;
}

.hero-image-container {
    position: relative;
    display: block;
    width: 100%;
    height: auto;
}

.hero-image-container img {
    width: 100%;
    height: auto;
    max-width: 100%;
    max-height: 450px;
    display: block;
}

.hero-content {
    position: absolute;
    top: 50%;
    left: 13%;
    transform: translateY(-50%);
    z-index: 2;
    max-width: 520px;
    padding: 0 20px;
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    justify-content: center;
}

.hero h1 {
    font-family: Microsoft YaHei;
    font-weight: 400;
    font-size: 32px;
    color: #000000;
    margin-bottom: 8px;
}

.hero p {
    font-family: Microsoft YaHei;
    font-weight: 400;
    font-size: 18px;
    color: #777777;
    margin-bottom: 15px;
}

.qrcode {
    width: 90px;
    margin-bottom: 3px;
    margin-top: 8px;
    display: flex;
    flex-direction: column;
    align-items: center; 
}

.qrcode img {
    width: 90px; 
    height: 90px; 
    border-radius: 4px;
    margin-bottom: 3px;
    margin-left: 5px; 
}

.qrcode-btn {
    background-color: #2899ff;
    color: white;
    padding: 5px 10px;
    text-decoration: none;
    font-size: 0.75rem;
    border-radius: 4px;
    display: inline-block;
    margin-top: 3px;
    white-space: nowrap;
    min-width: 90px; 
    text-align: center;
    transition: background-color 0.3s;
    margin-left: 5px; 
}

@media (max-width: 1200px) {
    .qrcode {
        width: 85px;
    }
    
    .qrcode img {
        width: 85px;
        height: 85px;
        margin-left: 4px;
    }
    
    .qrcode-btn {
        min-width: 85px;
        margin-left: 4px;
    }
}

@media (max-width: 992px) {
    .qrcode {
        width: 80px;
    }
    
    .qrcode img {
        width: 80px;
        height: 80px;
        margin-left: 3px;
    }
    
    .qrcode-btn {
        font-size: 0.7rem;
        padding: 4px 8px;
        min-width: 80px;
        margin-left: 3px;
    }
}

@media (max-width: 768px) {
    .qrcode {
        width: 75px;
    }
    
    .qrcode img {
        width: 75px;
        height: 75px;
        margin-left: 2px;
    }
    
    .qrcode-btn {
        font-size: 0.65rem;
        padding: 3px 6px;
        min-width: 75px;
        margin-left: 2px;
    }
}

@media (max-width: 576px) {
    .qrcode {
        width: 70px;
    }
    
    .qrcode img {
        width: 70px;
        height: 70px;
        margin-left: 1px;
    }
    
    .qrcode-btn {
        font-size: 0.6rem;
        padding: 2px 4px;
        min-width: 70px;
        margin-left: 1px;
    }
}

.tabs {
    width: 100%;
    margin: 0 auto;
    padding: 0 13%;
    display: flex;
    justify-content: space-between;
    background-color: white;
    height: 100px;
}

.tab {
    padding: 20px 30px;
    cursor: pointer;
    transition: all 0.3s ease;
    text-align: center;
    position: relative;
    margin: 0 5px;
    height: 100%;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
}

.tab.active {
    background-color: #2899ff;
    color: white;
}

.tab:not(.active) {
    color: #5f5e5e;
}

.tab span {
    font-size: 1.1rem;
    font-weight: bold;
    position: relative;
    display: inline-block;
    margin: 0 15px;
    padding: 5px 0;
    transition: all 0.3s ease;
    cursor: pointer;
}

.tab span+span {
    margin-top: 10px;
}

.tab:first-child {
    border-radius: 0;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
}

.tab:first-child span {
    height: 60px;
}

.tab:nth-child(2) {
    display: flex;
    flex-direction: row;
    justify-content: space-around;
    align-items: stretch;
    height: 100%;
}

.tab:nth-child(2) span {
    margin: 0 0;
    padding: 40px 25px 60px 25px;
    transition: border-color 0.3s ease, background-color 0.3s ease;
    position: relative;
    cursor: pointer;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    height: 100%;
    min-width: 100px;
    border: 0px solid transparent;
    box-sizing: border-box;
    background-color: white;
    margin-top: -20px;
}

.tab:nth-child(2) span:hover {
    background-color: #f8f9fa;
    border-color: #e0e0e0;
}

.tab:nth-child(2) span::after {
    content: '';
    position: absolute;
    bottom: 10px;
    left: 50%;
    transform: translateX(-50%);
    width: 12px;
    height: 12px;
    border-radius: 50%;
    border: 2px solid #0066cc;
    background-color: transparent;
    transition: all 0.3s ease;
    opacity: 0;
}

.tab:nth-child(2) span:hover::after {
    opacity: 1;
}

.tab small {
    font-size: 0.8rem;
    color: #ffffff;
    display: block;
}

.tab:first-child span::after,
.tab:not(:nth-child(2)) span::after {
    display: none;
}

.content-section {
    width: 100%;
    margin: 0 auto;
    padding: 40px 13%;
    box-sizing: border-box;
}

.section-title {
    font-size: 1.4rem;
    margin-bottom: 20px;
    color: #333;
}

.card-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
    gap: 20px;
    margin-bottom: 40px;
}

.card {
    background-color: white;
    padding: 20px;
    border-radius: 5px;
    box-shadow: 0 2px 5px rgba(0, 0, 0, 0.05);
}

.card h3 {
    margin-bottom: 10px;
    color: #333;
}

.card p {
    font-size: 0.9rem;
    color: #666;
    line-height: 1.5;
}

.footer {
    background-color: #111;
    color: white;
    padding: 40px 20px;
    text-align: center;
}

.footer-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    display: flex;
    justify-content: space-between;
}

.footer-logo {
    width: 200px;
}

.logo-img {
    display: flex;
    align-items: center;
    gap: 10px;
}

.logo-1 img {
    max-width: 100%;
    height: auto;
    display: block;
    overflow: hidden;
}

.footer-links {
    display: flex;
    flex-wrap: wrap;
    gap: 40px;
}

.footer-links h4 {
    font-size: 0.9rem;
    margin-bottom: 10px;
    color: #ccc;
}

.footer-links ul {
    list-style: none;
}

.footer-links li {
    margin-bottom: 8px;
}

.footer-links a {
    color: #ccc;
    text-decoration: none;
    font-size: 0.9rem;
}

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

.app-qrcode {
    margin-top: 10px;
}

.app-qrcode img {
    width: 100px;
    height: 100px;
}

.copyright {
    text-align: center;
    padding: 20px;
    background-color: #111;
    color: #ccc;
    font-size: 0.8rem;
    overflow: visible;
    padding-bottom: 40px;
}

.copyright a{
	color:#fff;
	text-decoration:none;
	
}