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

html,
body {
    font-family: 'Arial', sans-serif;
    line-height: 1.6;
    color: #333;
    width: 100vw;
    margin: 0px;
}

main {
    width: 100%;
}

main > section {
    width: 100%;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 15px;
}

header {
    background-color: #fff;
    box-shadow: 0 2px 5px rgba(0, 0, 0, 0.1);
    top: 0;
}

.header-utility {
    background-color: #333;
    padding: 8px 0;
    border-bottom: 1px solid #eee;
    font-size: 14px;
}

.header-utility .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.utility-links-left a,
.utility-links-right a {
    text-decoration: none;
    color: #ccc;
    margin-right: 15px;
    font-size: 13px;
}

.utility-links-left a:hover,
.utility-links-right a:hover {
    color: #fff;
}

.header-top .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 15px 0;
}

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

.logo img {
    height: 40px;
    margin-right: 10px;
}

.logo span {
    font-size: 24px;
    font-weight: bold;
    color: #333;
}

.main-nav ul {
    display: flex;
    list-style: none;
    margin: 0;
    padding: 0;
}

.main-nav li {
    margin-right: 30px;
}

.main-nav a {
    text-decoration: none;
    color: #555;
    font-weight: normal;
    font-size: 16px;
    padding-bottom: 5px;
}

.main-nav a:hover {
    color: #007bff;
    border-bottom: 2px solid #007bff;
}

.search-bar {
    display: flex;
    border: 1px solid #007bff;
    border-radius: 20px;
    overflow: hidden;
    height: 38px;
}

.search-bar input {
    border: none;
    padding: 8px 15px;
    outline: none;
    width: 250px;
    font-size: 14px;
}

.search-bar input[type="submit"] {
    width: 3rem;
    background-color: #007bff;
    color: white;
    border: none;
    padding: 8px 15px;
    cursor: pointer;
    font-size: 18px;
}

.search-bar input[type="submit"]:hover {
    background-color: #0056b3;
}

#main-banner {
    margin: 20px 0;
    position: relative;
}

.carousel-container {
    width: 100%;
    height: 450px;
    overflow: hidden;
    border-radius: 8px;
    position: relative;
}

.carousel-slide {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    opacity: 0;
    transition: opacity 0.5s ease-in-out;
}

.carousel-slide:first-child {
    opacity: 1;
}

.carousel-slide img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    border-radius: 8px;
}

.carousel-prev,
.carousel-next {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    background-color: rgba(0, 0, 0, 0.3);
    color: white;
    border: none;
    padding: 12px 18px;
    cursor: pointer;
    z-index: 10;
    font-size: 24px;
    border-radius: 4px;
}

.carousel-prev {
    left: 15px;
}

.carousel-next {
    right: 15px;
}

.carousel-dots {
    position: absolute;
    bottom: 15px;
    left: 50%;
    transform: translateX(-50%);
    z-index: 10;
    display: flex;
    gap: 8px;
}

.dot {
    display: inline-block;
    width: 10px;
    height: 10px;
    margin: 0 4px;
    border-radius: 50%;
    background-color: rgba(255, 255, 255, 0.5);
    cursor: pointer;
    border: 1px solid rgba(255, 255, 255, 0.5);
}

.dot.active {
    background-color: #007bff;
    border-color: #007bff;
}

.large-ads-container {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
    margin: 20px 0;
}

.large-ad-item {
    position: relative;
    border-radius: 8px;
    overflow: hidden;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
    height: 200px;
}

.large-ad-item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    border-radius: 8px;
}

.ad-info {
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    padding: 15px;
    background: linear-gradient(to top, rgba(0, 0, 0, 0.8), rgba(0, 0, 0, 0.1));
    color: white;
    border-bottom-left-radius: 8px;
    border-bottom-right-radius: 8px;
}

.ad-info h3 {
    margin-bottom: 8px;
    font-size: 18px;
    line-height: 1.4;
}

.ad-info p {
    font-size: 14px;
    margin-bottom: 5px;
    line-height: 1.3;
}

.ticket-discount {
    background-color: #ff6600;
    color: white;
    border: none;
    padding: 6px 12px;
    border-radius: 4px;
    cursor: pointer;
    font-size: 12px;
    margin-top: 8px;
}

#categories {
    margin: 30px 0;
}
#categories h2 {
    margin-bottom: 20px;
    font-size: 24px;
    display: flex;
    align-items: center;
}

#categories h2 img {
    vertical-align: middle;
    margin-right: 10px;
    height: 30px;
}
.category-grid {
    display: grid;
    grid-template-columns: repeat(6, 1fr);
    gap: 15px;
    background-color: #f8f8f8;
    padding: 10px;
    border-radius: 8px;
    border: 1px solid #eee;
}

.category-grid a {
    text-align: center;
    text-decoration: none;
    color: #333;
    padding: 12px 0;
    border-radius: 4px;
    transition: all 0.3s ease;
    font-size: 14px;
    background-color: white;
    border: 1px solid #f8f8f8;
}

.category-grid a:hover {
    background-color: #fff;
    transform: translateY(-2px);
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
    color: #007bff;
    border-color: #007bff;
}

#recommended-exhibitions,
#domestic-exhibitions,
#international-exhibitions {
    margin: 40px 0;
}

#recommended-exhibitions h2,
#domestic-exhibitions h2,
#international-exhibitions h2 {
    margin-bottom: 20px;
    font-size: 24px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-bottom: 10px;
    border-bottom: 2px solid #f0f0f0;
}

#domestic-exhibitions h2 .more,
#international-exhibitions h2 .more {
    font-size: 16px;
    color: #666;
    text-decoration: none;
}

#domestic-exhibitions h2 .more:hover,
#international-exhibitions h2 .more:hover {
    color: #007bff;
}

.exhibition-grid {
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    gap: 20px;
}

.exhibition-card {
    border: 1px solid #eee;
    border-radius: 8px;
    overflow: hidden;
    transition: all 0.3s ease;
    display: flex;
    flex-direction: column;
}

.exhibition-card:hover {
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
}

.exhibition-card img {
    width: 100%;
    height: 120px;
    object-fit: cover;
    border-radius: 8px 8px 0 0;
}

.exhibition-card .card-content {
    padding: 10px;
    flex-grow: 1;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
}

.exhibition-card h3 {
    margin: 0 0 8px 0;
    font-size: 15px;
    color: #333;
}

.exhibition-card p {
    font-size: 13px;
    color: #666;
    margin: 0 0 8px 0;
}

.exhibition-card .card-actions {
    display: flex;
    justify-content: space-between;
    margin-top: 10px;
    padding-top: 10px;
    border-top: 1px solid #eee;
}

.exhibition-card .card-actions .left {
    display: flex;
    column-gap: 8px;
}

.exhibition-card .action-item {
    font-size: 12px;
    color: #007bff;
    padding: 2px 4px;
    border: 1px solid #007bff;
    border-radius: 4px;
    cursor: pointer;
    transition: all 0.2s ease;
    background-color: white;
}

.exhibition-card .action-item:hover {
    background-color: #007bff;
    color: white;
}

.exhibition-card .action-item.distance {
    background-color: #f0f0f0;
    color: #666;
    border-color: #f0f0f0;
    font-size: 12px;
    padding: 2px 4px;
}

.exhibition-card .action-item.distance .highlight {
    color: #ff6600;
}

#hot-regions {
    margin: 30px 0;
}

#hot-regions h2 {
    font-size: 24px;
    margin-bottom: 15px;
    border-bottom: 2px solid #eee;
    padding-bottom: 10px;
    display: inline-block;
}

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

.region-tags a {
    text-decoration: none;
    color: #555;
    background-color: #f8f8f8;
    padding: 8px 18px;
    border-radius: 4px;
    transition: all 0.2s ease;
    font-size: 14px;
    border: 1px solid #ddd;
}

.region-tags a:hover,
.region-tags a.active {
    background-color: #007bff;
    color: white;
    border-color: #007bff;
}

.exhibition-grid-compact {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
    margin-top: 20px;
    margin-bottom: 20px;
}

.exhibition-item-compact {
    background-color: #fff;
    border: 1px solid #eee;
    border-radius: 8px;
    overflow: hidden;
    display: flex;
    align-items: center;
    transition: all 0.3s ease;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.05);
}

.exhibition-item-compact:hover {
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
}

.exhibition-image-wrapper {
    position: relative;
    width: 120px;
    height: 120px;
    background-size: cover;
    background-position: center;
    border-radius: 8px 0 0 8px;
    overflow: hidden;
}

.exhibition-logo {
    position: absolute;
    top: 5px;
    left: 5px;
    width: 30px;
    height: 30px;
    background-color: rgba(255, 255, 255, 0.8);
    border-radius: 4px;
    padding: 2px;
    object-fit: contain;
}

.exhibition-item-compact .item-content {
    padding: 15px;
    flex-grow: 1;
}

.exhibition-item-compact h3 {
    margin: 0;
    font-size: 16px;
    color: #333;
    margin-bottom: 5px;
}

.exhibition-item-compact p {
    font-size: 14px;
    color: #666;
    margin: 0 0 8px 0;
}

.exhibition-item-compact .item-actions {
    display: flex;
    gap: 8px;
    margin-top: 10px;
}
.exhibition-item-compact .card-actions .left {
    display: flex;
    column-gap: 8px;
}

.exhibition-item-compact .action-item {
    font-size: 14px;
    color: #007bff;
    padding: 2px 4px;
    border: 1px solid #007bff;
    border-radius: 4px;
    cursor: pointer;
    transition: all 0.2s ease;
    background-color: white;
}

.exhibition-item-compact .action-item:hover {
    background-color: #007bff;
    color: white;
}

.exhibition-item-compact .action-item.distance {
    background-color: #f0f0f0;
    color: #666;
    border-color: #f0f0f0;
    font-size: 14px;
    padding: 2px 4px;
}


#logistics-banner {
    margin: 30px 0;
}

.logistics-service {
    display: flex;
    justify-content: space-between;
    align-items: center;
    background-color: #28a745;
    color: white;
    padding: 25px 30px;
    border-radius: 8px;
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.1);
}

.logistics-info {
    display: flex;
    align-items: center;
    gap: 20px;
}

.logistics-info .eutl-logo {
    height: 60px;
    width: auto;
}

.logistics-info h2 {
    margin: 0;
    font-size: 28px;
    font-weight: bold;
}

.logistics-info p {
    margin: 0;
    font-size: 18px;
}

.contact-button {
    background-color: white;
    color: #28a745;
    border: none;
    padding: 12px 25px;
    border-radius: 25px;
    cursor: pointer;
    font-size: 18px;
    font-weight: bold;
    transition: background-color 0.2s ease;
}

.contact-button:hover {
    background-color: #e9ecef;
}

#register-ticket-banner {
    margin: 30px 0;
}

.register-ticket-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    background-color: #f8f8f8;
    padding: 15px 20px;
    border-radius: 8px;
    border: 1px solid #ddd;
}

.register-ticket-container .banner-content {
    display: flex;
    align-items: center;
    gap: 15px;
}

.register-ticket-container .date {
    font-size: 16px;
    font-weight: bold;
    color: #333;
}

.register-ticket-container .banner-logo {
    height: 40px;
    width: auto;
}

.register-ticket-container h2 {
    margin: 0;
    font-size: 20px;
    color: #333;
}

.register-ticket-container .banner-actions {
    display: flex;
    gap: 10px;
}

.register-button,
.ticket-button {
    background-color: #007bff;
    color: white;
    border: none;
    padding: 10px 20px;
    border-radius: 20px;
    cursor: pointer;
    font-size: 15px;
    transition: background-color 0.2s ease;
}

.ticket-button {
    background-color: #28a745;
}

.register-button:hover {
    background-color: #0056b3;
}

.ticket-button:hover {
    background-color: #218838;
}


#exhibitor-media {
    margin: 40px 0;
}

.exhibitor-media-container {
    display: flex;
    gap: 20px;
    align-items: stretch;
}

.exhibitor-tour {
    flex: 0 0 200px;
    background-color: #ff9900;
    border-radius: 8px;
    padding: 20px;
    color: white;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    align-items: center;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.exhibitor-tour .vip-badge {
    position: absolute;
    top: 0;
    right: 0;
    background-color: #ffcc00;
    color: #a0522d;
    padding: 5px 10px;
    border-bottom-left-radius: 8px;
    font-weight: bold;
    font-size: 14px;
}

.exhibitor-tour h2 {
    font-size: 28px;
    margin-top: 30px;
    margin-bottom: 10px;
}

.exhibitor-tour .more-button {
    background-color: white;
    color: #ff9900;
    border: none;
    padding: 10px 20px;
    border-radius: 20px;
    cursor: pointer;
    font-size: 16px;
    font-weight: bold;
    transition: background-color 0.2s ease;
}

.exhibitor-tour .more-button:hover {
    background-color: #f0f0f0;
}

.media-content {
    flex: 1;
    display: flex;
    flex-direction: column;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
}

.media-content::-webkit-scrollbar {
    height: 0px;
}

.media-grid {
    display: flex;
    gap: 15px;
}

.media-item {
    flex: 0 0 200px;
    text-align: center;
    border: 1px solid #eee;
    border-radius: 8px;
    overflow: hidden;
    transition: all 0.3s ease;
}

.media-item:hover {
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
}

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

.media-item p {
    font-size: 14px;
    padding: 10px;
    color: #333;
}

#news-info {
    margin: 40px 0;
}

#news-info h2 {
    font-size: 24px;
    font-weight: bold;
    color: #333;
}

.news-info-container {
    display: flex;
    gap: 20px;
}

.news-left {
    flex: 0 0 65%;
    padding-right: 20px;
}

.news-right {
    flex: 0 0 35%;
    border-left: 1px solid #eee;
    padding-left: 20px;
}

.news-right .news-header {
    margin-bottom: 15px;
    padding-bottom: 10px;
    border-bottom: 2px solid #eee;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.news-right .news-header h2 {
    font-size: 24px;
    font-weight: bold;
    color: #333;
    margin: 0;
}

.news-right .news-header .more {
    font-size: 14px;
    color: #007bff;
    text-decoration: none;
}

.video-preview {
    margin-bottom: 20px;
    text-align: center;
    border: 1px solid #eee;
    border-radius: 8px;
    overflow: hidden;
    padding-bottom: 10px;
}

.video-preview img {
    width: 100%;
    height: 120px;
    object-fit: cover;
    border-radius: 8px 8px 0 0;
    margin-bottom: 10px;
}

.video-preview p {
    font-size: 14px;
    color: #333;
    padding: 0 10px;
}

.right-news-list {
    list-style: none;
    padding: 0;
    margin-top: 20px;
}

.right-news-list li {
    margin-bottom: 10px;
    padding-left: 15px;
    position: relative;
}

.right-news-list li::before {
    content: '•';
    color: #007bff;
    position: absolute;
    left: 0;
    top: 0;
}

.right-news-list a {
    text-decoration: none;
    color: #555;
    font-size: 14px;
}

.right-news-list a:hover {
    color: #007bff;
    text-decoration: underline;
}

.news-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 15px;
    padding-bottom: 10px;
    border-bottom: 2px solid #eee;
}

.news-header h2 {
    margin: 0;
}

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

.news-tabs .tab-button {
    padding: 8px 15px;
    background-color: #f0f0f0;
    border: 1px solid #ddd;
    border-radius: 20px;
    cursor: pointer;
    font-size: 14px;
    color: #555;
    transition: all 0.2s ease;
}

.news-tabs .tab-button.active {
    background-color: #007bff;
    color: white;
    border-color: #007bff;
}

.news-tabs .tab-button:hover {
    background-color: #e0e0e0;
}

.news-tabs .tab-button.active:hover {
    background-color: #0056b3;
}

.news-content-left {
    margin-top: 20px;
}

.news-item-main {
    border: 1px solid #eee;
    border-radius: 8px;
    padding: 15px;
    margin-bottom: 20px;
    transition: all 0.3s ease;
}

.news-item-main:hover {
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.08);
}

.news-item-main h3 {
    font-size: 20px;
    color: #333;
    margin-bottom: 10px;
    line-height: 1.4;
}

.news-item-main .news-source {
    font-size: 13px;
    color: #999;
    margin-bottom: 5px;
}

.news-item-main .news-date-main {
    font-size: 13px;
    color: #999;
    margin-bottom: 10px;
}

.news-item-main .news-description {
    font-size: 14px;
    color: #666;
    line-height: 1.6;
}

.news-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 15px;
}

.news-grid-item {
    border: 1px solid #eee;
    border-radius: 8px;
    padding: 15px;
    transition: all 0.3s ease;
}

.news-grid-item:hover {
    box-shadow: 0 3px 10px rgba(0, 0, 0, 0.05);
}

.news-grid-item h4 {
    font-size: 16px;
    color: #333;
    margin-bottom: 5px;
    line-height: 1.4;
}

.news-grid-item p {
    font-size: 13px;
    color: #666;
    line-height: 1.5;
}

#featured-exhibitors {
    margin: 40px 0;
}

#featured-exhibitors h2 {
    margin-bottom: 20px;
    font-size: 24px;
}

.featured-exhibitor-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
}

.featured-exhibitor-column {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.featured-exhibitor-item {
    border: 1px solid #eee;
    border-radius: 8px;
    overflow: hidden;
    transition: all 0.3s ease;
    display: block;
}

.featured-exhibitor-item:hover {
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
}

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

.featured-exhibitor-large {
    height: 200px;
}

.featured-exhibitor-small-group {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 10px;
}

.featured-exhibitor-small {
    height: 90px;
}

footer {
    background-color: #333;
    color: white;
    padding: 30px 0;
    margin-top: 50px;
    text-align: center;
}

footer .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
}

.footer-links a {
    color: white;
    text-decoration: none;
    margin: 0 10px;
}

.footer-links a:hover {
    text-decoration: underline;
}

@media (max-width: 768px) {
    .header-top {
        flex-direction: column;
        gap: 15px;
    }

    .category-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .exhibition-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .media-grid {
        display: flex;
        overflow-x: auto;
        gap: 15px;
        padding-bottom: 10px;
        -webkit-overflow-scrolling: touch;
        white-space: nowrap;
        flex-wrap: nowrap;
    }
}

@media (max-width: 480px) {
    .category-grid,
    .exhibition-grid,
    .media-grid {
        grid-template-columns: 1fr;
    }

    .large-ads-container {
        flex-direction: column;
    }
}