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

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

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

/* Header */
header {
    background: #fff;
    box-shadow: 0 2px 5px rgba(0,0,0,0.1);
    position: sticky;
    top: 0;
    z-index: 100;
}

/* 移动端头部 */
.mobile-header {
    display: none;
    background: #4db8e8;
    color: white;
    padding: 12px 15px;
    align-items: center;
    gap: 15px;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1002;
    height: 48px;
}

.mobile-title {
    font-size: 16px;
    margin: 0;
    flex: 1;
    text-align: left;
    font-weight: normal;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

/* 桌面端头部 */
.desktop-header .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 10px 20px;
}

.logo {
    display: flex;
    align-items: center;
    gap: 15px;
}

.logo img {
    height: 60px;
    width: auto;
    object-fit: contain;
    max-width: 400px;
}

.logo h1 {
    font-size: 24px;
    color: #00a0e9;
}

/* 桌面端导航 */
.desktop-nav ul {
    display: flex;
    list-style: none;
    gap: 30px;
}

.desktop-nav a {
    text-decoration: none;
    color: #333;
    font-weight: 500;
    padding: 10px 15px;
    border-radius: 5px;
    transition: all 0.3s;
}

.desktop-nav a:hover,
.desktop-nav a.active {
    background: #00a0e9;
    color: white;
}

/* 移动端汉堡菜单 */
.mobile-menu-btn {
    display: flex;
    flex-direction: column;
    background: none;
    border: none;
    cursor: pointer;
    padding: 5px;
    width: 25px;
    height: 20px;
    justify-content: space-between;
}

.mobile-menu-btn span {
    display: block;
    height: 2px;
    width: 100%;
    background: white;
    border-radius: 1px;
    transition: all 0.3s;
}

.mobile-menu-btn.active span:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
}

.mobile-menu-btn.active span:nth-child(2) {
    opacity: 0;
}

.mobile-menu-btn.active span:nth-child(3) {
    transform: rotate(-45deg) translate(5px, -5px);
}

/* 移动端侧边栏 */
.mobile-sidebar {
    position: fixed;
    top: 48px; /* 顶部标题栏高度 */
    left: -280px;
    width: 280px;
    height: calc(100vh - 48px);
    background: #4a5568;
    z-index: 1001;
    transition: left 0.3s ease;
    overflow-y: auto;
    padding-top: 0;
}

.mobile-sidebar.active {
    left: 0;
}

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

.sidebar-nav li {
    border-bottom: 1px solid #5a6578;
}

.sidebar-nav a {
    display: block;
    color: white;
    text-decoration: none;
    padding: 18px 20px;
    font-size: 16px;
    transition: background 0.3s;
}

.sidebar-nav a:hover,
.sidebar-nav a.active {
    background: #00a0e9;
}

/* 遮罩层 */
.sidebar-overlay {
    position: fixed;
    top: 48px; /* 从标题栏下方开始 */
    left: 0;
    width: 100%;
    height: calc(100% - 48px);
    background: rgba(0,0,0,0.5);
    z-index: 1000;
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s;
}

.sidebar-overlay.active {
    opacity: 1;
    visibility: visible;
}

/* Main Content */
main {
    min-height: calc(100vh - 140px);
}

/* Banner Section */
.banner {
    width: 100%;
    height: 800px;
    position: relative;
    overflow: hidden;
}

.banner-slider {
    width: 100%;
    height: 100%;
    position: relative;
    display: flex;
    transition: transform 0.5s ease-in-out;
}

.banner-slide {
    width: 100%;
    height: 100%;
    flex-shrink: 0;
    position: relative;
}

.banner-slide img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}

/* 桌面端圆点 */
.desktop-dots {
    position: absolute;
    bottom: 30px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    gap: 15px;
}

.desktop-dots .dot {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.5);
    cursor: pointer;
    transition: all 0.3s;
}

.desktop-dots .dot.active {
    background: white;
    transform: scale(1.2);
}

/* 移动端圆点容器 */
.mobile-dots-container {
    display: none;
    background: #f8f9fa;
    padding: 15px 0;
}

.mobile-dots {
    display: flex;
    justify-content: center;
    gap: 12px;
}

.mobile-dots .dot {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background: rgba(0, 0, 0, 0.3);
    cursor: pointer;
    transition: all 0.3s;
}

.mobile-dots .dot.active {
    background: #00a0e9;
    transform: scale(1.3);
}

/* 移动端显示控制 */
@media (max-width: 768px) {
    .desktop-dots {
        display: none;
    }
    
    .mobile-dots-container {
        display: block;
    }
    
    /* 隐藏移动端的左右切换按钮 */
    .banner-prev,
    .banner-next {
        display: none !important;
    }
}

.banner-btn {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    background: rgba(0, 0, 0, 0.5);
    border: none;
    padding: 15px;
    border-radius: 50%;
    cursor: pointer;
    transition: all 0.3s;
    z-index: 10;
}

.banner-btn:hover {
    background: rgba(0, 0, 0, 0.8);
    transform: translateY(-50%) scale(1.1);
}

.banner-prev {
    left: 30px;
}

.banner-next {
    right: 30px;
}

.banner-btn img {
    width: 20px;
    height: 20px;
    display: block;
}

/* Query Banner */
.query-banner {
    width: 100%;
    height: 663px;
    position: relative;
    overflow: hidden;
}

.query-banner-bg {
    width: 1206px;
    height: 663px;
    cursor: default;
    background-position: 50% 50%;
    background-repeat: no-repeat;
    overflow: hidden;
    display: block;
    outline: none;
    margin: 0px auto;
    position: relative;
    z-index: 1;
    background-size: cover;
    background-image: url('img/banner7.jpg');
}

/* Service Philosophy Section */
.service-philosophy {
    padding: 60px 0;
    background: #f8f9fa;
}

.content-layout {
    display: block;
}

.text-section h2 {
    font-size: 34px;
    color: #353535;
    margin-bottom: 20px;
}

.text-section h3 {
    font-size: 34px;
    color: #353535;
    margin: 40px 0 20px 0;
}

.text-section p {
    font-size: 14px;
    line-height: 36px;
    color: #333;
    margin-bottom: 20px;
}

.button-section {
    text-align: center;
    margin-bottom: 40px;
    padding-top: 0;
}

.query-btn {
    background: #000;
    color: white;
    padding: 15px 40px;
    text-decoration: none;
    border-radius: 10px;
    font-family: "Microsoft YaHei";
    font-size: 16px;
    font-weight: normal;
    transition: all 0.3s;
    display: inline-block;
    text-align: center;
    min-width: 162px;
    height: 50px;
    line-height: 20px;
}

.query-btn:hover {
    background: #333;
    transform: translateY(-2px);
}

.btn {
    display: inline-block;
    background: #00a0e9;
    color: white;
    padding: 12px 30px;
    text-decoration: none;
    border-radius: 5px;
    font-weight: 500;
    transition: all 0.3s;
    border: none;
    cursor: pointer;
}

.btn:hover {
    background: #0080c7;
    transform: translateY(-2px);
}

/* Page Content */
.page-content {
    padding: 60px 0;
}

.page-content h2 {
    font-size: 32px;
    color: #00a0e9;
    margin-bottom: 40px;
    text-align: center;
}

.content-wrapper {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 40px;
    margin-bottom: 40px;
    align-items: start;
}

.text-content {
    display: flex;
    flex-direction: column;
    justify-content: flex-start;
}

.text-content p {
    margin-bottom: 20px;
    line-height: 1.8;
}

.image-content {
    display: flex;
    align-items: flex-start;
}

.image-content img {
    width: 100%;
    height: auto;
    border-radius: 10px;
    object-fit: cover;
}

.bottom-image {
    text-align: center;
}

.bottom-image img {
    max-width: 100%;
    border-radius: 10px;
}

/* Query Form */
.query-form {
    max-width: 500px;
    margin: 0 auto;
    background: #f8f9fa;
    padding: 40px;
    border-radius: 10px;
}

.form-group {
    margin-bottom: 20px;
}

.form-group label {
    display: block;
    margin-bottom: 5px;
    font-weight: 500;
}

.form-group input,
.form-group select {
    width: 100%;
    padding: 10px;
    border: 1px solid #ddd;
    border-radius: 5px;
    font-size: 16px;
}

/* Query Result */
.query-result {
    max-width: 800px;
    margin: 40px auto 0;
    background: #fff;
    padding: 30px;
    border-radius: 10px;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
}

.result-header {
    display: flex;
    align-items: center;
    margin-bottom: 20px;
}

.back-btn {
    background: #6c757d;
    color: white;
    border: none;
    padding: 8px 16px;
    border-radius: 5px;
    cursor: pointer;
    margin-right: 20px;
    font-size: 14px;
    transition: all 0.3s;
}

.back-btn:hover {
    background: #5a6268;
}

.query-result h3 {
    color: #00a0e9;
    margin: 0;
    font-size: 24px;
}

.result-info {
    color: #666;
    margin-bottom: 20px;
    font-size: 14px;
}

.result-table {
    width: 100%;
    border-collapse: collapse;
    margin-top: 20px;
}

.result-table td {
    padding: 15px;
    border: 1px solid #ddd;
    vertical-align: top;
}

.result-table .label {
    background: #f8f9fa;
    font-weight: 500;
    width: 200px;
    text-align: center;
}

.result-table .value {
    background: #fff;
}

.result-images {
    display: flex;
    gap: 10px;
}

.result-images img {
    width: 120px;
    height: 80px;
    object-fit: cover;
    border-radius: 5px;
    border: 1px solid #ddd;
    cursor: pointer;
    transition: all 0.3s;
}

.result-images img:hover {
    transform: scale(1.05);
    box-shadow: 0 4px 8px rgba(0,0,0,0.2);
}

/* 图片预览模态框 */
.image-modal {
    position: fixed;
    z-index: 1000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0,0,0,0.8);
    display: flex;
    justify-content: center;
    align-items: center;
}

.image-modal .modal-content {
    position: relative;
    max-width: 90vw;
    max-height: 90vh;
    background: transparent;
    display: flex;
    justify-content: center;
    align-items: center;
}

.image-modal .modal-content img {
    max-width: 100%;
    max-height: 100%;
    width: auto;
    height: auto;
    border-radius: 10px;
    object-fit: contain;
}

.image-modal .close-modal {
    position: absolute;
    top: 10px;
    right: 10px;
    color: white;
    font-size: 30px;
    font-weight: bold;
    cursor: pointer;
    background: rgba(0,0,0,0.7);
    width: 40px;
    height: 40px;
    border-radius: 50%;
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 1001;
}

.image-modal .close-modal:hover {
    background: rgba(0,0,0,0.9);
}

/* About Banners */
.about-banners {
    position: relative;
    margin-top: 40px;
}

.banner9 {
    position: absolute;
    top: 632px;
    left: 0px;
    width: 1200px;
    height: auto;
    z-index: 1;
}

.banner10 {
    position: absolute;
    top: 632px;
    right: 0px;
    width: auto;
    height: auto;
    z-index: 2;
}

/* Detection Grid */
.detection-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
    margin-top: 40px;
}

.detection-item {
    position: relative;
    overflow: hidden;
    border-radius: 10px;
    transition: all 0.3s;
}

.detection-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 25px rgba(0,0,0,0.1);
}

.detection-item img {
    width: 100%;
    height: 300px;
    object-fit: cover;
    display: block;
}

/* Service Grid */
.service-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 30px;
    margin-top: 40px;
}

.service-item {
    background: #f8f9fa;
    padding: 30px;
    border-radius: 10px;
    text-align: center;
    transition: all 0.3s;
}

.service-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 25px rgba(0,0,0,0.1);
}

.service-item img {
    width: 100%;
    max-width: 200px;
    height: 150px;
    object-fit: cover;
    border-radius: 10px;
    margin-bottom: 20px;
}

.service-item h3 {
    color: #00a0e9;
    margin-bottom: 15px;
}

/* Back to Top */
.fk_siteBackToTop {
    position: fixed;
    right: 57px;
    bottom: 50px;
    width: 50px;
    height: 50px;
    cursor: pointer;
    z-index: 1000;
    transition: opacity 0.3s;
    display: none;
    opacity: 0;
}

.fk_siteBackToTop img {
    width: 100%;
    height: 100%;
    object-fit: contain;
}

.fk_siteBackToTop:hover {
    opacity: 0.8 !important;
}

/* Footer */
footer {
    background: #333;
    color: white;
    text-align: center;
    padding: 20px 0;
}

/* Responsive */
@media (max-width: 768px) {
    .container {
        padding: 0 15px;
    }
    
    /* 隐藏桌面端头部，显示移动端头部 */
    .desktop-header {
        display: none;
    }
    
    .mobile-header {
        display: flex;
    }
    
    /* 为固定头部添加顶部间距 */
    body {
        padding-top: 48px;
    }
    
    .banner {
        height: 300px;
    }
    
    .query-banner {
        height: 250px;
    }
    
    .query-banner-bg {
        width: 100%;
        height: 250px;
        background-image: url('img/banner7.jpg');
        background-size: cover;
        background-position: center;
        background-repeat: no-repeat;
    }
    
    .page-content {
        padding: 30px 0;
    }
    
    .page-content h2 {
        font-size: 24px;
        margin-bottom: 20px;
    }
    
    .query-form {
        margin: 0 15px;
        padding: 20px;
    }
    
    .form-group {
        margin-bottom: 15px;
    }
    
    .form-group label {
        font-size: 14px;
    }
    
    .form-group input,
    .form-group select {
        padding: 12px;
        font-size: 16px;
    }
    
    .btn {
        width: 100%;
        padding: 15px;
        font-size: 16px;
    }
    
    .query-result {
        margin: 20px 15px 0;
        padding: 20px 15px;
    }
    
    .result-header {
        flex-direction: column;
        align-items: flex-start;
        gap: 15px;
    }
    
    .back-btn {
        margin-right: 0;
        margin-bottom: 0;
        padding: 10px 20px;
        font-size: 16px;
        width: 100%;
        text-align: center;
    }
    
    .query-result h3 {
        font-size: 20px;
        text-align: center;
        width: 100%;
    }
    
    .result-info {
        text-align: center;
        margin-bottom: 15px;
    }
    
    .result-table {
        font-size: 14px;
    }
    
    .result-table td {
        padding: 10px 8px;
        display: block;
        width: 100%;
        border-left: none;
        border-right: none;
    }
    
    .result-table .label {
        background: #00a0e9;
        color: white;
        text-align: left;
        font-weight: bold;
        border-bottom: none;
        padding: 12px 15px;
        width: 100%;
    }
    
    .result-table .value {
        border-top: none;
        padding: 15px;
        margin-bottom: 10px;
    }
    
    .result-images {
        flex-direction: column;
        gap: 15px;
    }
    
    .result-images img {
        width: 100%;
        height: 200px;
        margin-bottom: 10px;
    }
    
    .modal-content {
        max-width: 95%;
        max-height: 90%;
        margin: 20px;
    }
    
    .close-modal {
        top: -35px;
        right: 5px;
        width: 35px;
        height: 35px;
        font-size: 24px;
    }
    
    .content-wrapper {
        grid-template-columns: 1fr;
        gap: 20px;
    }
    
    .service-grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }
    
    .detection-grid {
        grid-template-columns: 1fr;
        gap: 15px;
    }
    
    .detection-item img {
        height: 200px;
    }
    
    .about-banners {
        position: static;
        margin-top: 20px;
    }
    
    .banner9,
    .banner10 {
        position: static;
        width: 100%;
        margin-bottom: 10px;
    }
    
    .text-section h2,
    .text-section h3 {
        font-size: 22px;
    }
    
    .text-section p {
        font-size: 14px;
        line-height: 1.6;
    }
    
    .fk_siteBackToTop {
        right: 20px;
        bottom: 20px;
        width: 45px;
        height: 45px;
    }
}

/* Upload Form */
.upload-form {
    max-width: 600px;
    margin: 0 auto;
    background: #f8f9fa;
    padding: 40px;
    border-radius: 10px;
}

.upload-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 30px;
    padding-bottom: 20px;
    border-bottom: 2px solid #00a0e9;
}

.user-info {
    display: flex;
    align-items: center;
    gap: 15px;
    font-size: 14px;
    color: #666;
}

.file-info {
    font-size: 12px;
    color: #666;
    margin-top: 5px;
}

.image-preview {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
    gap: 15px;
    margin: 20px 0;
    max-width: 100%;
}

.preview-item {
    text-align: center;
    background: #fff;
    padding: 10px;
    border-radius: 8px;
    border: 1px solid #ddd;
    max-width: 220px;
    margin: 0 auto;
}

.preview-item img {
    width: 100%;
    max-width: 200px;
    height: 150px;
    object-fit: cover;
    border-radius: 5px;
    margin-bottom: 8px;
}

.file-name {
    font-size: 12px;
    color: #666;
    word-break: break-all;
}

/* Admin Styles */
.login-form {
    max-width: 400px;
    margin: 0 auto;
    background: #f8f9fa;
    padding: 40px;
    border-radius: 10px;
}

.admin-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 30px;
    padding-bottom: 20px;
    border-bottom: 2px solid #00a0e9;
}

.admin-tabs {
    display: flex;
    gap: 10px;
    margin-bottom: 25px;
}

.btn-add {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    padding: 12px 24px;
    border: none;
    border-radius: 8px;
    font-size: 15px;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.3s;
    box-shadow: 0 2px 8px rgba(102, 126, 234, 0.3);
}

.btn-add:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(102, 126, 234, 0.4);
}

.btn-add span {
    margin-right: 5px;
}

.tab-btn {
    padding: 10px 20px;
    border: 1px solid #ddd;
    background: #f8f9fa;
    cursor: pointer;
    border-radius: 5px;
    transition: all 0.3s;
}

.tab-btn.active {
    background: #00a0e9;
    color: white;
    border-color: #00a0e9;
}

.tab-content {
    display: none;
}

.tab-content.active {
    display: block;
}

.search-bar {
    display: flex;
    gap: 10px;
    margin-bottom: 25px;
    background: #f8f9fa;
    padding: 20px;
    border-radius: 10px;
    box-shadow: 0 2px 8px rgba(0,0,0,0.05);
}

.search-container {
    display: flex;
    width: 100%;
    gap: 12px;
    align-items: center;
}

.search-bar input {
    flex: 1;
    padding: 12px 16px;
    border: 2px solid #e0e0e0;
    border-radius: 8px;
    font-size: 14px;
    transition: all 0.3s;
    background: white;
}

.search-bar input:focus {
    outline: none;
    border-color: #00a0e9;
    box-shadow: 0 0 0 3px rgba(0,160,233,0.1);
}

.btn-search {
    padding: 12px 24px;
    white-space: nowrap;
    border-radius: 8px;
    font-weight: 500;
}

.search-bar button {
    white-space: nowrap;
    min-width: 80px;
}

.data-table {
    overflow-x: auto;
    margin-bottom: 25px;
    background: white;
    border-radius: 10px;
    box-shadow: 0 2px 12px rgba(0,0,0,0.08);
    padding: 5px;
}

.data-table table {
    width: 100%;
    border-collapse: collapse;
    background: #fff;
    border-radius: 8px;
    overflow: hidden;
}

.data-table th,
.data-table td {
    padding: 14px 16px;
    text-align: left;
    border-bottom: 1px solid #f0f0f0;
}

.data-table th {
    background: linear-gradient(135deg, #00a0e9 0%, #0088cc 100%);
    color: white;
    font-weight: 600;
    font-size: 14px;
    text-align: center;
    white-space: nowrap;
}

.data-table tbody tr {
    transition: all 0.2s;
}

.data-table tbody tr:hover {
    background: #f8f9fa;
    transform: scale(1.01);
    box-shadow: 0 2px 4px rgba(0,0,0,0.05);
}

.data-table tbody td {
    font-size: 13px;
    color: #333;
    text-align: center;
}

.data-table tbody tr:last-child td {
    border-bottom: none;
}

.btn-small {
    padding: 5px 10px;
    font-size: 12px;
    margin-right: 5px;
    pointer-events: auto;
    position: relative;
    z-index: 1;
    -webkit-tap-highlight-color: rgba(0,0,0,0.1);
    touch-action: manipulation;
}

.btn-secondary {
    background: #6c757d;
    transition: all 0.3s;
}

.btn-secondary:hover {
    background: #5a6268;
    transform: translateY(-1px);
    box-shadow: 0 2px 8px rgba(108, 117, 125, 0.3);
}

.btn-secondary:disabled {
    background: #ccc;
    cursor: not-allowed;
    transform: none;
}

.btn-danger {
    background: #dc3545;
}

.btn-danger:hover {
    background: #c82333;
}

.pagination {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 20px;
    padding: 20px;
    background: #f8f9fa;
    border-radius: 10px;
    margin-top: 20px;
}

.pagination #pageInfo {
    font-size: 14px;
    color: #666;
    font-weight: 500;
    padding: 0 15px;
}

/* 更小屏幕适配 */
@media (max-width: 480px) {
    .container {
        padding: 0 10px;
    }
    
    .logo img {
        height: 40px;
        max-width: 250px;
    }
    
    .logo h1 {
        font-size: 16px;
    }
    
    nav ul {
        gap: 5px;
    }
    
    nav a {
        padding: 6px 8px;
        font-size: 12px;
    }
    
    .query-form,
    .upload-form,
    .login-form {
        margin: 0 10px;
        padding: 15px;
    }
    
    .query-result {
        margin: 15px 10px 0;
        padding: 15px 10px;
    }
    
    .result-table .label {
        padding: 10px 12px;
        font-size: 13px;
    }
    
    .result-table .value {
        padding: 12px;
        font-size: 14px;
    }
    
    .result-images img {
        height: 150px;
    }
    
    .close-modal {
        top: -30px;
        width: 30px;
        height: 30px;
        font-size: 20px;
    }
    
    .fk_siteBackToTop {
        right: 15px;
        bottom: 15px;
        width: 40px;
        height: 40px;
    }
    
    .admin-header {
        flex-direction: column;
        gap: 15px;
        text-align: center;
    }
    
    .admin-tabs {
        flex-direction: column;
    }
    
    .search-bar {
        flex-direction: column;
        gap: 10px;
        padding: 15px;
    }
    
    .search-container {
        flex-direction: column;
        gap: 10px;
    }
    
    .btn-add {
        width: 100%;
        padding: 12px;
    }
    
    .pagination {
        flex-direction: column;
        gap: 15px;
        padding: 15px;
    }
    
    .pagination button {
        width: 100%;
    }
    
    .data-table {
        font-size: 12px;
    }
    
    .data-table th,
    .data-table td {
        padding: 8px 4px;
    }
    
    .pagination {
        flex-direction: column;
        gap: 10px;
    }
}

/* 移动端按钮优化 */
@media (max-width: 768px) {
    .query-btn {
        background: #000 !important;
        color: white !important;
        padding: 12px 30px;
        border-radius: 25px;
        font-size: 16px;
        border: none;
        min-width: 120px;
    }
    
    .query-btn:hover {
        background: #333 !important;
    }
    
    /* 轮播图箭头按钮 */
    .banner-btn {
        width: 45px;
        height: 45px;
        background: rgba(0, 0, 0, 0.6) !important;
        border-radius: 50%;
        display: flex !important;
        align-items: center;
        justify-content: center;
    }
    
    .banner-btn::before {
        content: '';
        width: 0;
        height: 0;
        border-style: solid;
    }
    
    .banner-prev::before {
        border-width: 6px 10px 6px 0;
        border-color: transparent white transparent transparent;
        margin-left: -2px;
    }
    
    .banner-next::before {
        border-width: 6px 0 6px 10px;
        border-color: transparent transparent transparent white;
        margin-right: -2px;
    }
    
    .banner-btn img {
        display: none;
    }
}
/* PC端保持原有样式 */
@media (min-width: 769px) {
    .about-content {
        display: none;
    }
}

/* About页面样式 - 仅移动端 */
@media (max-width: 768px) {
    .about-page .page-content {
        display: none;
    }
    
    .about-content {
        padding: 0;
    }
    
    .about-content .container {
        padding: 0;
    }
    
    .about-top-image {
        width: 100%;
        margin-bottom: 20px;
    }
    
    .about-top-image img {
        width: 100%;
        height: auto;
        display: block;
    }
    
    .about-text {
        padding: 15px;
        background: #fff;
        line-height: 1.6;
        font-size: 14px;
        color: #333;
    }
    
    .about-text p {
        margin-bottom: 12px;
        text-align: justify;
    }
    
    .about-bottom-image {
        width: 100%;
        margin-top: 20px;
    }
    
    .about-bottom-image img {
        width: 100%;
        height: auto;
        display: block;
    }
}
/* PC端About页面高度对齐优化 */
@media (min-width: 769px) {
    .page-content .content-wrapper {
        align-items: center;
    }
    
    .page-content .text-content {
        display: flex;
        flex-direction: column;
        justify-content: center;
    }
    
    .page-content .image-content {
        display: flex;
        align-items: center;
    }
    
    .page-content .image-content img {
        width: 100%;
        height: auto;
        border-radius: 10px;
    }
}

/* 详情模态框样式 */
.item-modal {
    position: fixed;
    z-index: 2000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0,0,0,0.8);
    display: flex;
    justify-content: center;
    align-items: center;
}

.item-modal .modal-content {
    background: white;
    padding: 25px 30px;
    border-radius: 12px;
    max-width: 600px;
    width: 90%;
    max-height: 85vh;
    overflow-y: auto;
    position: relative;
    box-shadow: 0 4px 20px rgba(0,0,0,0.15);
}

.item-modal .close-modal {
    position: absolute;
    top: 15px;
    right: 20px;
    color: #999;
    font-size: 28px;
    font-weight: normal;
    cursor: pointer;
    background: none;
    border: none;
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    transition: all 0.3s;
}

.item-modal .close-modal:hover {
    color: #333;
    background: #f5f5f5;
}

.item-modal h3 {
    margin: 0 0 20px 0;
    font-size: 20px;
    color: #00a0e9;
    font-weight: 500;
    padding-bottom: 15px;
    border-bottom: 2px solid #f0f0f0;
}

.modal-info {
    margin-top: 10px;
}

.modal-info-row {
    display: flex;
    padding: 12px 0;
    border-bottom: 1px solid #f5f5f5;
    align-items: flex-start;
}

.modal-info-row:last-child {
    border-bottom: none;
}

.modal-label {
    min-width: 90px;
    color: #666;
    font-size: 14px;
    font-weight: 500;
    flex-shrink: 0;
}

.modal-value {
    color: #333;
    font-size: 14px;
    flex: 1;
    word-break: break-all;
}

.modal-images-row {
    margin-top: 10px;
    padding-bottom: 10px;
}

.modal-images {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(120px, 1fr));
    gap: 12px;
    margin-top: 10px;
}

.modal-preview-img {
    width: 100%;
    height: 120px;
    object-fit: cover;
    border-radius: 8px;
    border: 2px solid #e0e0e0;
    cursor: pointer;
    transition: all 0.3s;
    box-shadow: 0 2px 4px rgba(0,0,0,0.1);
}

.modal-preview-img:hover {
    transform: translateY(-2px);
    border-color: #00a0e9;
    box-shadow: 0 4px 8px rgba(0,160,233,0.2);
}

/* 全尺寸图片模态框 */
.full-image-modal {
    position: fixed;
    z-index: 3000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0,0,0,0.9);
    display: flex;
    justify-content: center;
    align-items: center;
}

.full-image-content {
    position: relative;
    max-width: 95%;
    max-height: 95%;
}

.full-image-content img {
    width: 100%;
    height: auto;
    border-radius: 10px;
}

.full-image-content .close-modal {
    position: absolute;
    top: -40px;
    right: 0;
    color: white;
    font-size: 30px;
    font-weight: bold;
    cursor: pointer;
    background: rgba(0,0,0,0.5);
    width: 40px;
    height: 40px;
    border-radius: 50%;
    display: flex;
    justify-content: center;
    align-items: center;
}

.full-image-content .close-modal:hover {
    background: rgba(0,0,0,0.8);
}

/* 移动端后台管理适配 */
@media (max-width: 768px) {
    .user-info {
        justify-content: center;
    }
    
    .data-table th,
    .data-table td {
        min-width: 80px;
    }
    
    .btn-small {
        padding: 4px 8px;
        font-size: 11px;
        margin: 2px;
        display: block;
        width: 100%;
    }
    
    .item-modal .modal-content {
        padding: 20px;
        margin: 10px;
    }
    
    .item-modal .modal-content {
        max-width: 95%;
        padding: 20px 15px;
    }
    
    .item-modal h3 {
        font-size: 18px;
        margin-bottom: 15px;
    }
    
    .modal-label {
        min-width: 80px;
        font-size: 13px;
    }
    
    .modal-value {
        font-size: 13px;
    }
    
    .modal-images {
        grid-template-columns: repeat(2, 1fr);
        gap: 10px;
    }
    
    .modal-preview-img {
        height: 100px;
    }
    
    .full-image-content .close-modal {
        top: -35px;
        width: 35px;
        height: 35px;
        font-size: 24px;
    }
}

/* 编辑模态框样式 */
.edit-modal {
    position: fixed;
    z-index: 2000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0,0,0,0.8);
    display: flex;
    justify-content: center;
    align-items: center;
}

.edit-modal .modal-content {
    background: white;
    padding: 25px 30px;
    border-radius: 12px;
    max-width: 600px;
    width: 90%;
    max-height: 85vh;
    overflow-y: auto;
    position: relative;
    box-shadow: 0 4px 20px rgba(0,0,0,0.15);
}

.edit-modal .close-modal {
    position: absolute;
    top: 15px;
    right: 20px;
    color: #999;
    font-size: 28px;
    font-weight: normal;
    cursor: pointer;
    background: none;
    border: none;
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    transition: all 0.3s;
}

.edit-modal .close-modal:hover {
    color: #333;
    background: #f5f5f5;
}

.edit-modal h3 {
    margin: 0 0 20px 0;
    font-size: 20px;
    color: #00a0e9;
    font-weight: 500;
    padding-bottom: 15px;
    border-bottom: 2px solid #f0f0f0;
}

.existing-images {
    margin: 15px 0;
}

.existing-images-list {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(150px, 1fr));
    gap: 15px;
    margin-top: 10px;
}

.existing-image-item {
    position: relative;
    border: 2px solid #e0e0e0;
    border-radius: 8px;
    overflow: hidden;
    background: #f8f9fa;
}

.existing-image-item img {
    width: 100%;
    height: 120px;
    object-fit: cover;
    display: block;
}

.existing-image-item .btn {
    width: 100%;
    margin-top: 5px;
    border-radius: 0 0 6px 6px;
}

.file-info {
    font-size: 12px;
    color: #666;
    margin-top: 5px;
}

.image-preview {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(120px, 1fr));
    gap: 12px;
    margin-top: 15px;
}

.preview-item {
    position: relative;
    border: 2px solid #e0e0e0;
    border-radius: 8px;
    overflow: hidden;
    background: #f8f9fa;
}

.preview-item img {
    width: 100%;
    height: 120px;
    object-fit: cover;
    display: block;
}

.preview-item .file-name {
    display: block;
    padding: 5px;
    font-size: 11px;
    color: #666;
    text-align: center;
    word-break: break-all;
}

.btn-edit {
    background: #28a745;
    color: white;
}

.btn-edit:hover {
    background: #218838;
}

@media (max-width: 768px) {
    .edit-modal .modal-content {
        max-width: 95%;
        padding: 20px 15px;
    }
    
    .edit-modal h3 {
        font-size: 18px;
        margin-bottom: 15px;
    }
    
    .existing-images-list {
        grid-template-columns: repeat(2, 1fr);
        gap: 10px;
    }
    
    .image-preview {
        grid-template-columns: repeat(2, 1fr);
        gap: 10px;
    }
    
    .existing-image-item img,
    .preview-item img {
        height: 100px;
    }
}