/* 通用容器样式 */
.container {
    width: 90%;
    max-width: 1400px;
    margin: 0 auto;
    padding: 20px;
}

/* 展会介绍区 */
#exhibition-intro {
    margin: 3rem 0;
}

.exhibition-intro-wrapper {
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
    align-items: center;
}

.exhibition-intro-text {
    flex: 1 1 50%;
    padding: 20px;
}

.exhibition-intro-media {
    flex: 1 1 45%;
    padding: 20px;
    text-align: center;
}

.exhibition-intro-media img {
    max-width: 100%;
    height: auto;
    border-radius: 8px;
}

.exhibition-heading {
    font-size: 2.5rem;
    margin-bottom: 1rem;
    color: #333;
}

.exhibition-intro-text p {
    font-size: 1rem;
    line-height: 1.6;
    color: #555;
    margin-bottom: 1rem;
}

.cta-button {
    display: inline-block;
    padding: 0.75rem 1.5rem;
    background-color: #002FA7;
    color: #fff;
    text-decoration: none;
    border-radius: 4px;
    transition: background-color 0.3s;
}

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

/* 展会画廊区 */
#exhibition-gallery {
    margin: 3rem 0;
}

.gallery-header {
    text-align: center;
    margin-bottom: 2rem;
}

.gallery-header .main-title {
    font-size: 2rem;
    margin-bottom: 0.5rem;
}

.gallery-header .main-subtitle {
    font-size: 1.2rem;
    color: #666;
    margin-bottom: 1rem;
}

.gallery-filters {
    margin-top: 1rem;
}

.gallery-filters .filter-btn {
    padding: 0.5rem 1rem;
    margin: 0 0.5rem;
    border: none;
    background-color: #eee;
    border-radius: 4px;
    cursor: pointer;
    transition: background-color 0.3s;
}

.gallery-filters .filter-btn.active,
.gallery-filters .filter-btn:hover {
    background-color: #002FA7;
    color: #fff;
}

/* 展会卡片 */
.exhibition-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
}

.exhibition-card {
    background-color: #fff;
    border: 1px solid #eaeaea;
    border-radius: 8px;
    overflow: hidden;
    transition: transform 0.3s;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
}

.exhibition-card:hover {
    transform: translateY(-5px);
}

.exhibition-card-image img {
    width: 100%;
    height: auto;
    display: block;
}

.exhibition-card-content {
    padding: 1rem;
}

.exhibition-card-content h3 {
    font-size: 1.5rem;
    margin-bottom: 0.5rem;
    color: #333;
}

.event-details {
    list-style: none;
    padding: 0;
    margin: 0.5rem 0;
}

.event-details li {
    font-size: 0.9rem;
    color: #555;
    margin-bottom: 0.3rem;
}

.exhibition-card-content p {
    font-size: 0.95rem;
    line-height: 1.5;
    color: #666;
    margin: 1rem 0;
}

.learn-more-btn {
    display: inline-block;
    padding: 0.5rem 1rem;
    background-color: #28a745;
    color: #fff;
    text-decoration: none;
    border-radius: 4px;
    transition: background-color 0.3s;
}

.learn-more-btn:hover {
    background-color: #1e7e34;
}