@charset "utf-8";
* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
            font-family: "Microsoft YaHei", Arial, sans-serif;
        }
        
        body {
            background-color: #f5f7fa;
            color: #333;
            line-height: 1.6;
        }
        
        .container {
            max-width: 1660px;
            margin: 0 auto;
            /* padding: 0 15px; */
        }
        
        header {
            background: linear-gradient(135deg, #1e5799 0%, #207cca 51%, #2989d8 100%);
            color: white;
            padding: 20px 0;
            box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
            position: relative;
            overflow: hidden;
        }
        
        .header-bg {
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            /*  background: url('');*/
            opacity: 0.3;
            z-index: 0;
        }
        
        .header-content {
            display: flex;
            justify-content: space-between;
            align-items: center;
            flex-wrap: wrap;
            position: relative;
            z-index: 1;
        }
        
        .logo {
            font-size: 28px;
            font-weight: bold;
            display: flex;
            align-items: center;
            color: white;
            text-shadow: 0 2px 4px rgba(0,0,0,0.2);
        }
        
        .logo img {
            height: 50px;
            margin-right: 15px;
            filter: drop-shadow(0 2px 4px rgba(0,0,0,0.2));
        }
        
        .search-box {
            display: flex;
            width: 100%;
            max-width: 500px;
            margin: 15px 0;
            position: relative;
        }
        
        .search-box input {
            flex: 1;
            padding: 12px 20px;
            border: none;
            border-radius: 30px;
            font-size: 16px;
            box-shadow: 0 2px 10px rgba(0,0,0,0.1);
            transition: all 0.3s;
        }
        
        .search-box input:focus {
            outline: none;
            box-shadow: 0 4px 15px rgba(0,0,0,0.15);
        }
        
        .search-box button {
            padding: 12px 25px;
            background: linear-gradient(to right, #ff6b00, #ff8c00);
            color: white;
            border: none;
            border-radius: 0 30px 30px 0;
            cursor: pointer;
            font-size: 16px;
            font-weight: bold;
            position: absolute;
            right: 0;
            top: 0;
            height: 100%;
            box-shadow: 0 2px 5px rgba(0,0,0,0.1);
            transition: all 0.3s;
        }
        
        .search-box button:hover {
            background: linear-gradient(to right, #e05d00, #e67c00);
            box-shadow: 0 4px 8px rgba(0,0,0,0.15);
        }
        
        nav {
            background-color: #fff;
            box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
            /*  position: sticky;*/
            top: 0;
            z-index: 100;
        }
        
        .nav-container {
            display: flex;
            flex-wrap: wrap;
            justify-content: center;
        }
        
        .nav-item {
            padding: 15px 25px;
            color: #333;
            text-decoration: none;
            font-size: 16px;
            transition: all 0.3s;
            position: relative;
            font-weight: 500;
        }
        
        .nav-item:hover {
            color: #2989d8;
            background-color: #f0f7ff;
        }
        
        .nav-item.active {
            color: #2989d8;
            font-weight: bold;
        }
        
        .nav-item.active:after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 25%;
            width: 50%;
            height: 3px;
            background: linear-gradient(to right, #2989d8, #1e5799);
            border-radius: 3px;
        }
        
        .main-content {
            padding: 30px 0;
        }
        
        .section {
            margin-bottom: 40px;
        }
        
        .section-title {
            font-size: 24px;
            color: #1e5799;
            margin-bottom: 25px;
            padding-bottom: 15px;
            border-bottom: 2px solid #e1e8ed;
            display: flex;
            align-items: center;
            position: relative;
        }
        
        .section-title:after {
            content: '';
            position: absolute;
            bottom: -2px;
            left: 0;
            width: 100px;
            height: 2px;
            background: linear-gradient(to right, #2989d8, #1e5799);
        }
        
        .section-title img {
            width: 32px;
            margin-right: 12px;
        }
        
        .card-container {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(350px, 1fr));
            gap: 25px;
        }
        
        .card {
            background-color: white;
            border-radius: 12px;
            box-shadow: 0 5px 15px rgba(0, 0, 0, 0.08);
            overflow: hidden;
            transition: all 0.3s ease;
            display: flex;
            flex-direction: column;
        }
        
        .card:hover {
            transform: translateY(-5px);
            box-shadow: 0 10px 25px rgba(0, 0, 0, 0.15);
        }
        
        .card-img {
            height: 200px;
            overflow: hidden;
            position: relative;
        }
        
        .card-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.5s ease;
        }
        
        .card:hover .card-img img {
            transform: scale(1.05);
        }
        
        .card-img .img-label {
            position: absolute;
            bottom: 0;
            left: 0;
            background: linear-gradient(to right, #2989d8, #1e5799);
            color: white;
            padding: 5px 15px;
            font-size: 14px;
            border-radius: 0 12px 0 0;
        }
        
        .card-content {
            padding: 20px;
            flex: 1;
            display: flex;
            flex-direction: column;
        }
        
        .card-title {
            font-size: 18px;
            font-weight: bold;
            margin-bottom: 12px;
            color: #1e5799;
            line-height: 1.4;
        }
        
        .card-desc {
            color: #666;
            margin-bottom: 15px;
            flex: 1;
            font-size: 15px;
            line-height: 1.6;
        }
        
        .card-meta {
            display: flex;
            justify-content: space-between;
            align-items: center;
            margin-top: 15px;
            font-size: 14px;
            color: #888;
        }
        
        .card-price {
            color: #ff6b00;
            font-weight: bold;
            font-size: 16px;
        }
        
        .card-contact {
            color: #555;
            font-size: 14px;
        }
        
        .card-contact span {
            color: #1e5799;
            font-weight: bold;
        }
        
        .ad-banner {
            width: 100%;
            max-width: 1660px;
            height:auto;
            background: linear-gradient(135deg, #f0f7ff 0%, #e1ecf7 100%);
            border: 0px dashed #2989d8;
            margin: 10px auto;
            position: relative;
            display: flex;
            justify-content: center;
            align-items: center;
            color: #2989d8;
            font-weight: bold;
            border-radius: 0px;
            overflow: hidden;
            transition: all 0.3s;
        }
        
        .ad-banner:hover {
            transform: translateY(-3px);
            box-shadow: 0 5px 15px rgba(0,0,0,0.1);
        }
        
        .ad-banner .ad-bg {
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            /*  background: url('');*/
            opacity: 0.3;
        }
        
        .ad-label {
            position: absolute;
            top: 3px;
            right: 3px;
            background: linear-gradient(to right, #ff6b00, #ff8c00);
            color: white;
            padding: 3px 12px;
            font-size: 12px;
            border-radius: 20px;
            box-shadow: 0 2px 5px rgba(0,0,0,0.1);
        }
        
        .ad-content {
            position: relative;
            z-index: 1;
            text-align: center;
            padding: 0 20px;
        }
        
        .ad-content h3 {
            font-size: 20px;
            margin-bottom: 8px;
            color: #1e5799;
        }
        
        .ad-content p {
            font-size: 16px;
            color: #555;
        }
        
        .qr-section {
            background-color: white;
            border-radius: 12px;
            box-shadow: 0 5px 15px rgba(0, 0, 0, 0.08);
            padding: 30px;
            margin-bottom: 40px;
        }
        
        .qr-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 30px;
        }
        
        .qr-card {
            text-align: center;
            padding: 20px;
            background-color: #f9fbfd;
            border-radius: 10px;
            transition: all 0.3s;
        }
        
        .qr-card:hover {
            transform: translateY(-5px);
            box-shadow: 0 8px 20px rgba(0,0,0,0.1);
        }
        
        .qr-card h3 {
            font-size: 18px;
            color: #1e5799;
            margin-bottom: 15px;
        }
        
        .qr-code {
            width: 160px;
            height: 160px;
            margin: 0 auto 15px;
            padding: 10px;
            background-color: white;
            border-radius: 8px;
            box-shadow: 0 3px 10px rgba(0,0,0,0.1);
        }
        
        .qr-code img {
            width: 100%;
            height: 100%;
            object-fit: contain;
        }
        
        .qr-info {
            font-size: 14px;
            color: #666;
            margin-top: 10px;
        }
        
        footer {
            background: linear-gradient(135deg, #1e5799 0%, #207cca 100%);
            color: white;
            padding: 50px 0 30px;
            margin-top: 60px;
            position: relative;
        }
        
        footer:before {
            content: '';
            position: absolute;
            top: -20px;
            left: 0;
            width: 100%;
            height: 20px;
            /*  background: url('') no-repeat;*/
            background-size: 100% 100%;
        }
        
        .footer-content {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
            gap: 30px;
            margin-bottom: 30px;
        }
        
        .footer-section {
            margin-bottom: 20px;
        }
        
        .footer-title {
            font-size: 18px;
            margin-bottom: 20px;
            color: #fff;
            position: relative;
            padding-bottom: 10px;
        }
        
        .footer-title:after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 50px;
            height: 2px;
            background: linear-gradient(to right, #ff6b00, #ff8c00);
        }
        
        .footer-links {
            list-style: none;
        }
        
        .footer-links li {
            margin-bottom: 12px;
        }
        
        .footer-links a {
            color: rgba(255,255,255,0.8);
            text-decoration: none;
            transition: all 0.3s;
            display: block;
            padding: 5px 0;
        }
        
        .footer-links a:hover {
            color: white;
            transform: translateX(5px);
        }
        
        .copyright {
            text-align: center;
            padding-top: 30px;
            margin-top: 30px;
            border-top: 1px solid rgba(255,255,255,0.1);
            color: rgba(255,255,255,0.6);
            font-size: 14px;
            line-height: 1.6;
        }
        
        .copy-btn {
            position: fixed;
            bottom: 30px;
            right: 30px;
            background: linear-gradient(135deg, #2989d8 0%, #1e5799 100%);
            color: white;
            border: none;
            border-radius: 50%;
            width: 60px;
            height: 60px;
            font-size: 24px;
            cursor: pointer;
            box-shadow: 0 5px 15px rgba(0, 0, 0, 0.2);
            display: flex;
            justify-content: center;
            align-items: center;
            transition: all 0.3s;
            z-index: 999;
        }
        
        .copy-btn:hover {
            background: linear-gradient(135deg, #1e5799 0%, #207cca 100%);
            transform: scale(1.1);
            box-shadow: 0 8px 20px rgba(0, 0, 0, 0.3);
        }
        
        .copy-tooltip {
            position: absolute;
            bottom: 70px;
            right: 0;
            background-color: #333;
            color: white;
            padding: 10px 15px;
            border-radius: 6px;
            font-size: 14px;
            opacity: 0;
            transition: opacity 0.3s;
            pointer-events: none;
            white-space: nowrap;
            box-shadow: 0 3px 10px rgba(0,0,0,0.2);
        }
        
        .copy-btn:hover .copy-tooltip {
            opacity: 1;
        }
        
        .badge {
            display: inline-block;
            padding: 3px 8px;
            font-size: 12px;
            font-weight: bold;
            border-radius: 4px;
            margin-right: 8px;
        }
        
        .badge-primary {
            background-color: #2989d8;
            color: white;
        }
        
        .badge-warning {
            background-color: #ff6b00;
            color: white;
        }
        
        .badge-success {
            background-color: #28a745;
            color: white;
        }
        
        @media (max-width: 1200px) {
            .card-container {
                grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
            }
        }

        @media (max-width: 992px) {
    .nav-container {
        flex-direction: row;
        flex-wrap: wrap;
        justify-content: flex-start;
        padding: 10px 0;
    }
    
    .nav-item {
        padding: 10px 15px;
        width: auto;
        text-align: center;
        white-space: nowrap;
        margin: 5px;
        border-radius: 20px;
        background-color: #f5f7fa;
    }
    
    .nav-item:hover {
        background-color: #e1e8ed;
    }
    
    .nav-item.active {
        background-color: #2989d8;
        color: white;
    }
    
    .nav-item.active:after {
        display: none;
    }
}
        
        @media (max-width: 992px) {
            .header-content {
                flex-direction: column;
                text-align: center;
            }
            
            .logo {
                justify-content: center;
                margin-bottom: 15px;
            }
            
            .search-box {
                margin: 15px auto;
            }
            
           
            
            .card-container {
                grid-template-columns: 1fr;
            }
            
            .qr-grid {
                grid-template-columns: 1fr;
            }
            
            .copy-btn {
                width: 50px;
                height: 50px;
                font-size: 20px;
                bottom: 20px;
                right: 20px;
            }
        }
        
        @media (max-width: 768px) {
            .section-title {
                font-size: 22px;
            }
            
            .card-img {
                height: 180px;
            }
            
            .ad-banner {
                height: auto;
            }
            
            .ad-content h3 {
                font-size: 18px;
            }
            
            .ad-content p {
                font-size: 14px;
            }
        }
        
        @media (max-width: 576px) {
            .section-title {
                font-size: 20px;
                flex-direction: column;
                align-items: flex-start;
            }
            
            .section-title img {
                margin-bottom: 10px;
            }
            
            .card-img {
                height: 160px;
            }
            
            .ad-banner {
                height: auto;
                padding: 0px;
            }
            
            .ad-content h3 {
                font-size: 16px;
                margin-bottom: 5px;
            }
            
            .ad-content p {
                font-size: 13px;
            }
            
            .qr-card {
                padding: 15px;
            }
            
            .qr-code {
                width: 140px;
                height: 140px;
            }
        }