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

body {
    font-family: 'Microsoft YaHei', Arial, sans-serif;
    color: #333;
    line-height: 1.6;
    background-color: #f5f7fa;
}

a {
    text-decoration: none;
    color: inherit;
}

ul {
    list-style: none;
}

.container {
    width: 90%;
    max-width: 1500px;
    margin: 0 auto;
    padding: 0 15px;
}

/* 头部样式 */
.header {
    background-color: white;
    position: relative;
    overflow: hidden;
}

.header-top {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px 0;
    border-bottom: 1px solid #eaeaea;
}

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

.logo img {
    width: 520px;
    height: 100%;
    margin-right: 15px;
}

.logo h1 {
    font-size: 28px;
    color: #1a4d8c;
    font-weight: bold;
}

.logo p {
    font-size: 14px;
    color: #1a4d8c;
    margin-top: 5px;
}

.header-right {
    display: flex;
    flex-direction: column;
    align-items: center;
}

.header-right .login {
    display: flex;
    width: 100%;
    justify-content: flex-end;
    padding-bottom: 10px;
}

.header-right a {
    margin: 0 15px;
    color: #1a4d8c;
    font-size: 16px;
}

.search-box {
    display: flex;
    margin-left: 20px;
}

.search-input {
    width: 300px;
    padding: 10px 15px;
    border: 1px solid #ccc;
    border-radius: 4px 0 0 4px;
    outline: none;
}

.search-btn {
    background-color: #1a4d8c;
    color: white;
    border: none;
    padding: 10px 15px;
    border-radius: 0 4px 4px 0;
    cursor: pointer;
    width: 60px;
    display: flex;
    justify-content: center;
    align-items: center;
}

.search-btn i {
    font-size: 20px;
}

/* 导航栏样式 */
.nav {
    background-color: #1a4d8c;
    color: white;
    display: flex;
    justify-content: space-around;
}

.nav-item {
    padding: 20px 0;
    transition: all 0.3s ease;
    position: relative;
    min-width: 170px;
    text-align: center;
}

.nav-item.active {
    background-color: #f37b21;
}

.nav-item a {
    color: white;
    font-size: 18px;
    font-weight: bold;
    padding: 10px 20px;
    display: block;
    transition: all 0.3s ease;
}

.nav-item.active a {
    color: white;
}

.nav-item:hover {
    background-color: #0d3a6e;
}

/* 主体内容 */
.main-content {
    margin-top: 0px;
    background-color: white;
    border-radius: 8px;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    overflow: hidden;
}

.banner {
    background-color: #e6f2fb;
    background-image: url('../image/gonggao_bg.png');
    background-repeat: no-repeat;
    background-size: contain;
    padding: 20px 0;
    display: flex;
    align-items: center;
    position: relative;
    cursor: pointer;
}

.banner-icon {
    width: 80px;
    height: 80px;
    background-color: rgba(255, 255, 255, 0.7);
    border-radius: 50%;
    display: flex;
    justify-content: center;
    align-items: center;
    margin: 0 20px;
    position: relative;
}

.banner-icon span {
    display: block;
    font-size: 20px;
    font-weight: bold;
    color: #f37b21;
}

.banner-icon::before {
    content: "";
    position: absolute;
    width: 100%;
    height: 100%;
    border-radius: 50%;
    background-image: url('../image/gonggao.png');
    background-size: contain;
}

.banner-content {
    flex: 1;
}

.banner-title {
    font-size: 24px;
    color: #1a4d8c;
    text-align: center;
    margin-bottom: 10px;
}

.banner-text {
    color: #333;
    text-align: center;
    font-size: 16px;
    line-height: 1.6;
}

/* 轮播图 */
.carousel {
    display: flex;
    position: relative;
    margin: 20px 0;
    overflow: hidden;
}

.carousel-img {
    flex: 1;
    height: 400px;
    object-fit: cover;
    transition: transform 0.5s ease;
    cursor: pointer;
}

.carousel-indicators {
    position: absolute;
    bottom: 10px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
}

.indicator {
    width: 10px;
    height: 10px;
    background-color: rgba(255, 255, 255, 0.5);
    border-radius: 50%;
    margin: 0 5px;
    cursor: pointer;
}

.indicator.active {
    background-color: white;
}

.carousel-caption {
    position: absolute;
    bottom: 20px;
    left: 20px;
    background-color: rgba(0, 0, 0, 0.7);
    color: white;
    padding: 10px 15px;
    border-radius: 4px;
    font-size: 16px;
}

/* 新闻动态 */
.news-section {
    display: flex;
    margin: 20px 0;
}

.news-left {
    flex: 1;
    padding-right: 20px;
    position: relative;
}

.news-right {
    flex: 1;
    padding-left: 20px;
}

.news-tabs {
    display: flex;
    border-bottom: 1px solid #eaeaea;
    margin-bottom: 20px;
}

.news-tab {
    padding: 10px 20px;
    cursor: pointer;
    transition: all 0.3s ease;
    font-size: 20px;
}

.news-tab.active {
    color: #f37b21;
    border-bottom: 2px solid #f37b21;
    font-weight: 700;
    font-size: 24px;
}

.news-list {
    list-style: disc;
    padding-left: 0px;
    display: flex;
    flex-direction: column;
    gap: 14px;
}

.news-item {
    display: flex;
    justify-content: space-between;
}

.news-item-icon {
    display: flex;
    align-items: center;
}

.icon-dot {
    width: 5px;
    height: 5px;
    border-radius: 50%;
    background-color: #E5E6EB;
    margin-right: 10px;
}

.news-item-icon a {
    color: #333;
    font-size: 16px;
    width: 450px;
    text-overflow: ellipsis;
    white-space: nowrap;
    overflow: hidden;
}


.news-date {
    color: #999;
    font-size: 14px;
}

.no-news {
    color: #999;
    font-size: 14px;
    font-style: italic;
    text-align: center;
    width: 100%;
    padding: 20px 0;
}

/* 招标公告和中标结果 - 并列布局 */
.bidding-section {
    display: flex;
    gap: 20px;
    margin: 20px 0;
    flex-wrap: wrap;
}

.bidding-column {
    flex: 1;
    min-width: 300px;
    border-radius: 8px;
    overflow: hidden;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
}

.section-header {
    background-color: #1a4d8c;
    color: white;
    padding: 15px 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.section-title {
    font-size: 24px;
    font-weight: bold;
}

.section-tabs {
    display: flex;
    flex: 1;
    padding-left: 20px;
}

.section-tab {
    padding: 10px;
    cursor: pointer;
    transition: all 0.3s ease;
}

.section-tab.active {
    color: #fff;
    border-bottom: 2px solid #fff;
}

.section-content {
    padding: 20px;
}

.section-list {
    list-style: disc;
    padding-left: 0px;
}

.section-item {
    margin-bottom: 15px;
    display: flex;
    justify-content: space-between;
}

.section-item a {
    color: #333;
    font-size: 15px;
    width: 580px;
    height: 20px;
    text-overflow: ellipsis;
    white-space: nowrap;
    overflow: hidden;
}

.section-date {
    color: #1a4d8c;
    font-size: 14px;
}

/* 服务专区 */
.service-section {
    display: flex;
    margin: 20px 0;
    padding: 20px;
    background-color: white;
    border-radius: 8px;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
}

.service-left {
    flex: 1.5;
    padding-right: 20px;
}

.service-right {
    flex: 1;
    padding-left: 20px;
}

.service-title {
    font-size: 20px;
    font-weight: bold;
    margin-bottom: 20px;
    position: relative;
    padding-bottom: 10px;
}

.service-title::after {
    content: "";
    position: absolute;
    bottom: 0;
    left: 0;
    width: 80px;
    height: 3px;
    background-color: #f37b21;
}

.service-icons {
    display: flex;
    justify-content: space-around;
    margin: 10px 0;
    background-image: url('../image/fuwu_bg.png');
    background-size: contain;
    cursor: pointer;
}

.service-icon {
    text-align: center;
    padding: 20px;
}

.icon {
    width: 60px;
    height: 60px;
    background-color: white;
    border-radius: 50%;
    display: flex;
    justify-content: center;
    align-items: center;
    margin: 0 auto 10px;
    box-shadow: 0 2px 5px rgba(0, 0, 0, 0.1);
}

.icon svg {
    width: 30px;
    height: 30px;
    color: #f37b21;
}

.service-text {
    font-size: 18px;
    color: #333;
}

/* 友情链接 */
.links-section {
    margin: 20px 0;
    padding: 20px;
    background-color: white;
    border-radius: 8px;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
}

.links-title {
    font-size: 20px;
    font-weight: bold;
    margin-bottom: 20px;
    position: relative;
    padding-bottom: 10px;
}

.links-title::after {
    content: "";
    position: absolute;
    bottom: 0;
    left: 0;
    width: 80px;
    height: 3px;
    background-color: #f37b21;
}

.links-container {
    display: grid;
    grid-template-columns: repeat(6, 1fr);
    gap: 10px;
    margin-bottom: 20px;
}

.link-item {
    width: 100%;
    margin-bottom: 10px;
    cursor: pointer;
}

.link-item img {
    width: 100%;
    height: 80px;
    object-fit: cover;
    border-radius: 4px;
}

.link-name {
    text-align: center;
    padding: 5px;
    font-size: 14px;
    color: #333;
}

.dropdown {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
}

.dropdown-item {
    width: calc(25% - 10px);
    padding: 10px;
    background-color: #f5f5f5;
    border-radius: 4px;
    position: relative;
}

.dropdown-item select {
    width: 100%;
    padding: 5px;
    border: none;
    background-color: transparent;
    border-bottom: 1px solid #ddd;
}

/* 页脚 */
.footer {
    background-color: #1a1a1a;
    color: white;
    padding: 40px 0;
    margin-top: 20px;
}

.footer-content {
    display: flex;
    justify-content: space-between;
    flex-wrap: wrap;
}

.footer-col {
    flex: 1;
    min-width: 200px;
    margin-right: 30px;
}

.footer-col h3 {
    font-size: 18px;
    margin-bottom: 20px;
    position: relative;
    padding-bottom: 10px;
}

.footer-col h3::after {
    content: "";
    position: absolute;
    bottom: 0;
    left: 0;
    width: 50px;
    height: 2px;
    background-color: #f37b21;
}

.footer-col p {
    margin-bottom: 15px;
    color: #ccc;
    font-size: 14px;
}

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

.footer-links li {
    margin-bottom: 10px;
}

.footer-links a {
    color: #ccc;
    transition: all 0.3s ease;
}

.footer-links a:hover {
    color: #f37b21;
}

.footer-contact {
    color: #ccc;
    font-size: 14px;
}

.footer-contact strong {
    color: white;
    margin-bottom: 10px;
    display: block;
}

.footer-bottom {
    text-align: center;
    padding: 20px 0;
    margin-top: 30px;
    border-top: 1px solid #333;
    color: #ccc;
    font-size: 14px;
}

/* 响应式设计 */
@media (max-width: 1200px) {
    .container {
        width: 95%;
    }

    .nav {
        flex-direction: column;
    }

    .nav-item {
        padding: 10px 0;
        width: 100%;
        border-bottom: 1px solid #0d3a6e;
    }

    .nav-item:last-child {
        border-bottom: none;
    }

    .news-section,
    .section {
        flex-direction: column;
    }

    .news-left,
    .news-right,
    .service-left,
    .service-right {
        padding: 0;
        margin-bottom: 20px;
    }

    .service-icons {
        flex-direction: column;
        align-items: center;
    }

    .service-icon {
        margin-bottom: 20px;
    }

    .links-container {
        flex-direction: column;
    }

    .link-item {
        width: 100%;
        margin-bottom: 10px;
    }

    .footer-content {
        flex-direction: column;
    }

    .footer-col {
        margin-right: 0;
        margin-bottom: 30px;
    }
}

@media (max-width: 768px) {
    .header-top {
        flex-direction: column;
        padding: 10px 0;
    }

    .logo {
        margin-bottom: 15px;
    }

    .header-right {
        width: 100%;
        justify-content: flex-end;
        margin-bottom: 15px;
    }

    .search-box {
        width: 100%;
        margin: 0;
    }

    .search-input {
        width: 70%;
    }

    .search-btn {
        width: 30%;
    }

    .nav-item {
        padding: 15px 0;
        width: 100%;
        border-bottom: 1px solid #0d3a6e;
    }

    .nav-item:last-child {
        border-bottom: none;
    }

    .banner {
        flex-direction: column;
        padding: 15px 0;
    }

    .banner-icon {
        margin-right: 0;
        margin-bottom: 15px;
    }

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

    .carousel {
        height: 300px;
    }

    .carousel-img {
        height: 100%;
    }

    .carousel-caption {
        position: static;
        background-color: transparent;
        color: white;
        padding: 10px;
        text-align: center;
        margin-top: 10px;
    }

    .bidding-section {
        flex-direction: column;
    }

    .bidding-column {
        width: 100%;
        margin-bottom: 20px;
    }

    .section-header {
        flex-direction: column;
        align-items: flex-start;
    }

    .section-title {
        margin-bottom: 10px;
    }

    .section-tabs {
        margin-bottom: 10px;
    }

    .section-content {
        padding: 15px;
    }

    .news-section {
        flex-direction: column;
    }

    .news-right {
        margin-top: 20px;
        width: 100%;
    }

    .news-tabs {
        flex-wrap: wrap;
        gap: 10px;
    }

    .news-tab {
        padding: 8px 12px;
        font-size: 14px;
    }

    .news-item a {
        width: 100%;
        max-width: none;
    }

    .footer-content {
        flex-direction: column;
    }

    .footer-col {
        margin-bottom: 30px;
    }

    .dropdown {
        flex-direction: column;
    }

    .dropdown-item {
        width: 100%;
    }
}

@media (max-width: 480px) {
    .container {
        width: 98%;
    }

    .header-top {
        padding: 5px 0;
    }

    .logo h1 {
        font-size: 24px;
    }

    .header-right a {
        margin: 0 8px;
        font-size: 14px;
    }

    .search-input {
        width: 60%;
    }

    .search-btn {
        width: 40%;
    }

    .nav-item a {
        padding: 10px 15px;
        font-size: 16px;
    }

    .banner-title {
        font-size: 20px;
    }

    .banner-text {
        font-size: 14px;
    }

    .news-tabs,
    .section-tabs {
        flex-wrap: wrap;
    }

    .news-tab,
    .section-tab {
        padding: 5px 10px;
        font-size: 14px;
    }

    .section-item {
        flex-direction: column;
        align-items: flex-start;
    }

    .section-date {
        margin-top: 5px;
    }

    .service-icons {
        flex-direction: column;
    }

    .service-icon {
        margin-bottom: 15px;
    }

    .footer-col {
        margin-bottom: 20px;
    }

    .footer-links {
        font-size: 14px;
    }
}

.slider {
    width: 725px;
    height: 423px;
    position: relative;
    border-radius: 8px;
    overflow: hidden;
}

.slider img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: none;
}

/* 新的轮播图样式 */
.slider-container {
    width: 100%;
    height: 100%;
    overflow: hidden;
    position: relative;
}

.slider-wrapper {
    display: flex;
    transition: transform 0.5s ease-in-out;
    height: 100%;
}

.slider-item {
    min-width: 100%;
    height: 100%;
    flex-shrink: 0;
}

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

.loading-placeholder {
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
}

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

.slider-text {
    position: absolute;
    bottom: 0px;
    left: 0px;
    background: rgba(0, 0, 0, 0.6);
    color: white;
    padding: 10px 15px;
    border-radius: 5px;
    font-size: 18px;
    width: 100%;
}

.controls {
    position: absolute;
    top: 50%;
    width: 100%;
    transform: translateY(-50%);
}

.prev,
.next {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    background: rgba(0, 0, 0, 0.5);
    color: white;
    border: none;
    padding: 10px 15px;
    cursor: pointer;
    font-size: 18px;
    border-radius: 50%;
    width: 40px;
    height: 40px;
    text-align: center;
    line-height: 20px;
    opacity: 0.7;
}

.prev {
    left: 10px;
}

.next {
    right: 10px;
}

.prev:hover,
.next:hover {
    opacity: 1;
}

.dots-container {
    position: absolute;
    bottom: 10px;
    width: 100%;
    text-align: right;
    right: 20px;
}

.dot {
    display: inline-block;
    width: 12px;
    height: 12px;
    background: #bbb;
    border-radius: 50%;
    margin: 0 5px;
    cursor: pointer;
    opacity: 0.6;
}

.dot.active {
    background: white;
    opacity: 1;
}