/* Exhibition slider styles for Swiper */
.g-hexpo {
    padding: 60px 0;
    background-color: #f8f9fa;
}

.g-hexpo .box-hd {
    text-align: center;
    margin-bottom: 40px;
}

.g-hexpo .hd-title a {
    font-size: 32px;
    font-weight: bold;
    color: #333;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.g-hexpo .hd-desc a {
    font-size: 16px;
    color: #666;
    margin-top: 15px;
}

/* 外侧包装：容纳轮播 + 左右按钮，按钮不占图片区域 */
.expo-slider-wrap {
    max-width: 1200px;
    margin: 0 auto;
    position: relative;
    padding: 20px 60px; /* 左右留出按钮区域 */
}

/* 轮播容器 - 隐藏两侧溢出的上一张/下一张 */
.expo-slider-wrap .expo-slider {
    overflow: hidden;
    margin: 0;
    padding: 0;
    width: 100%;
}

.expo-slider-wrap .expo-slider .swiper-wrapper {
    padding: 0;
}

/* 图片项 */
.expo-item {
    height: 300px;
    border-radius: 8px;
    overflow: hidden;
    box-shadow: 0 4px 15px rgba(0,0,0,0.1);
    transition: all 0.3s ease;
    position: relative;
    background: #fff;
}

.expo-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 25px rgba(0,0,0,0.15);
}

/* 图片样式 */
.expo-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}

/* 标题信息层 - 优化显示 */
.expo-info {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    padding: 20px 15px 15px;
    background: linear-gradient(to top, rgba(0,0,0,0.85) 0%, rgba(0,0,0,0.6) 60%, transparent 100%);
    color: white;
    min-height: 70px;
    display: flex;
    align-items: flex-end;
}

/* 标题文字样式 */
.expo-title {
    font-size: 14px;
    font-weight: 600;
    margin: 0;
    line-height: 1.4;
    text-shadow: 1px 1px 3px rgba(0,0,0,0.8);
    overflow: hidden;
    text-overflow: ellipsis;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    max-height: 2.8em;
}

/* 左右按钮 - 绝对定位于 wrap 两侧，完全在图片区域外 */
.expo-slider-wrap .expo-slider-btn-next,
.expo-slider-wrap .expo-slider-btn-prev {
    position: absolute;
    top: 50%;
    margin-top: 0;
    transform: translateY(-50%);
    width: 50px;
    height: 50px;
    background: rgba(255,255,255,0.95);
    border-radius: 50%;
    transition: all 0.3s ease;
    box-shadow: 0 2px 10px rgba(0,0,0,0.15);
    z-index: 20;
}

.expo-slider-wrap .expo-slider-btn-prev {
    left: 0;
}

.expo-slider-wrap .expo-slider-btn-next {
    right: 0;
}

.expo-slider-wrap .expo-slider-btn-next:hover,
.expo-slider-wrap .expo-slider-btn-prev:hover {
    background: rgba(255,255,255,1);
    transform: translateY(-50%) scale(1.1);
    box-shadow: 0 4px 15px rgba(0,0,0,0.25);
}

/* 箭头图标 */
.expo-slider-wrap .expo-slider-btn-next::after,
.expo-slider-wrap .expo-slider-btn-prev::after {
    content: '';
    display: block;
    width: 12px;
    height: 12px;
    border-top: 3px solid #333;
    border-right: 3px solid #333;
    position: absolute;
    top: 50%;
    left: 50%;
}

.expo-slider-wrap .expo-slider-btn-prev::after {
    transform: translate(-30%, -50%) rotate(-135deg);
}

.expo-slider-wrap .expo-slider-btn-next::after {
    transform: translate(-70%, -50%) rotate(45deg);
}

/* Swiper pagination */
.swiper-pagination {
    bottom: 0;
}

.swiper-pagination-bullet {
    background: rgba(0,0,0,0.5);
    opacity: 0.7;
}

.swiper-pagination-bullet-active {
    background: #007bff;
    opacity: 1;
}

/* 响应式设计 */
@media (max-width: 768px) {
    .g-hexpo {
        padding: 40px 0;
    }
    
    .g-hexpo .hd-title a {
        font-size: 24px;
    }
    
    .expo-slider-wrap {
        padding: 15px 55px;
    }
    
    .expo-item {
        height: 250px;
    }
    
    .expo-title {
        font-size: 13px;
    }
    
    .expo-slider-wrap .expo-slider-btn-next,
    .expo-slider-wrap .expo-slider-btn-prev {
        width: 40px;
        height: 40px;
    }
    
    .expo-slider-wrap .expo-slider-btn-next::after,
    .expo-slider-wrap .expo-slider-btn-prev::after {
        width: 10px;
        height: 10px;
        border-width: 2px;
    }
}

@media (max-width: 480px) {
    .expo-slider-wrap {
        padding: 10px 48px;
    }
    
    .expo-item {
        height: 220px;
    }
    
    .expo-info {
        padding: 15px 10px 10px;
        min-height: 60px;
    }
    
    .expo-title {
        font-size: 12px;
    }
    
    .expo-slider-wrap .expo-slider-btn-next,
    .expo-slider-wrap .expo-slider-btn-prev {
        width: 35px;
        height: 35px;
    }
    
    .expo-slider-wrap .expo-slider-btn-next::after,
    .expo-slider-wrap .expo-slider-btn-prev::after {
        width: 8px;
        height: 8px;
        border-width: 2px;
    }
}