.slider-wrapper {
    overflow: hidden;
    position: relative;
    width: 100%;
    max-width: 1800px;
    margin: 0 auto;
    padding: 0 80px;
}

.cards-slider {
    display: flex;
    transition: transform 0.6s cubic-bezier(0.25, 0.46, 0.45, 0.94);
    padding: 50px 0;
    gap: 0;
}

.card-slide {
    flex: 0 0 calc(25% - 30px);
    margin: 0 15px;
    background: #ffffff;
    border-radius: 20px;
    overflow: hidden;
    box-shadow: 0 15px 40px rgba(0,0,0,0.12);
    transition: all 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94);
    position: relative;
    border: 1px solid rgba(0,0,0,0.05);
}

.card-slide:hover {
    transform: translateY(-12px) scale(1.02);
    box-shadow: 0 25px 60px rgba(0,0,0,0.18);
    border-color: rgba(52, 152, 219, 0.2);
}

.card-image {
    width: 100%;
    height: 280px;
    overflow: hidden;
    position: relative;
}

.card-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.7s ease;
}

.card-slide:hover .card-image img {
    transform: scale(1.12);
}

.card-content {
    padding: 15px;
}

.card-title {
    font-size:16px;
    font-weight: 700;
    color: #2c3e50;
    margin-bottom: 12px;
    line-height: 1.3;
    overflow: hidden;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
}

.card-subtitle {
    font-size: 0.9rem;
    color: #4c6d8d;
    margin-bottom: 12px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1.2px;
}

.card-description {
    color: #666;
    font-size: 13px;
    line-height: 1.7;
    margin-bottom: 20px;
    overflow: hidden;
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
}

.slider-nav {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    width: 70px;
    height: 70px;
    background: white;
    border-radius: 50%;
    border: none;
    box-shadow: 0 10px 30px rgba(0,0,0,0.18);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.6rem;
    color: #2c3e50;
    z-index: 10;
    transition: all 0.3s ease;
    opacity: 0.9;
}

.slider-nav:hover {
    background: #4c6d8d;
    color: white;
    transform: translateY(-50%) scale(1.12);
    box-shadow: 0 15px 35px rgba(52, 152, 219, 0.4);
    opacity: 1;
}

.slider-nav:disabled {
    opacity: 0.4;
    cursor: not-allowed;
    transform: translateY(-50%) scale(0.9);
}

.prev-btn {
    left: 10px;
}

.next-btn {
    right: 10px;
}

.slider-dots {
    display: flex;
    justify-content: center;
    margin-top: 1px;
    gap: 15px;
    padding-bottom: 40px;
}

.dot {
    width: 13px;
    height: 13px;
    border-radius: 50%;
    background: #ddd;
    border: none;
    cursor: pointer;
    transition: all 0.3s ease;
    padding: 0;
    position: relative;
}

.dot:hover {
    background: #4c6d8d;
    transform: scale(1.3);
}

.dot.active {
    background: #4c6d8d;
    transform: scale(1.4);
    box-shadow: 0 0 0 4px rgba(52, 152, 219, 0.2);
}

.slider-header {
    text-align: center;
    
    padding-top: 70px;
}

.slider-title {
    font-size: 2.5rem;
    color: #2c3e50;
    margin-bottom: 20px;
    font-weight: 700;
}

.slider-subtitle {
    color: #666;
    font-size: 1.2rem;
    max-width: 700px;
    margin: 0 auto;
    line-height: 1.6;
}

.card-badge {
    position: absolute;
    top: 20px;
    right: 20px;
    background: linear-gradient(135deg, #3498db, #2ecc71);
    color: white;
    padding: 8px 18px;
    border-radius: 25px;
    font-size: 0.85rem;
    font-weight: bold;
    z-index: 2;
    box-shadow: 0 6px 15px rgba(52, 152, 219, 0.4);
}

.card-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(to bottom, rgba(0,0,0,0), rgba(0,0,0,0.7));
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: opacity 0.4s ease;
}

.card-slide:hover .card-overlay {
    opacity: 1;
}

.view-btn {
    background: white;
    color: #4c6d8d;
    border: none;
    padding: 14px 28px;
    border-radius: 30px;
    cursor: pointer;
    font-weight: bold;
    font-size: 1rem;
    transform: translateY(20px);
    transition: all 0.4s ease;
    text-decoration: none;
    display: inline-block;
}

.view-btn:hover {
    background: #4c6d8d;
    color: white;
    text-decoration: none;
    transform: translateY(0) scale(1.08);
    box-shadow: 0 8px 25px rgba(0,0,0,0.2);
}

/* 响应式设计 */
@media (max-width: 1600px) {
    .slider-wrapper {
        padding: 0 90px;
    }
}

@media (max-width: 1400px) {
    .slider-wrapper {
        max-width: 1200px;
        padding: 0 80px;
    }
    
    .card-slide {
        flex: 0 0 calc(33.333% - 30px);
    }
}

@media (max-width: 1200px) {
    .slider-wrapper {
        padding: 0 70px;
    }
    
    .card-slide {
        flex: 0 0 calc(33.333% - 30px);
    }
}

@media (max-width: 992px) {
    .slider-wrapper {
        padding: 0 60px;
    }
    
    .card-slide {
        flex: 0 0 calc(50% - 30px);
    }
    
    .card-image {
        height: 250px;
    }
    
    .slider-nav {
        width: 60px;
        height: 60px;
        font-size: 1.4rem;
    }
}

@media (max-width: 768px) {
    .related-products-slider {
        margin: 50px 0 30px;
    }
    
    .slider-wrapper {
        padding: 0 50px;
    }
    
    .card-slide {
        flex: 0 0 calc(100% - 30px);
        margin: 0 15px;
    }
    
    .slider-nav {
        width: 55px;
        height: 55px;
        font-size: 1.2rem;
    }
    
    .slider-header {
        margin-bottom: 30px;
        padding-top: 50px;
    }
    
    .slider-title {
        font-size: 2rem;
    }
    
    .slider-subtitle {
        font-size: 1.1rem;
        padding: 0 20px;
    }
    
    .card-image {
        height: 240px;
    }
    
    .card-content {
        padding: 25px;
    }
    
    .card-title {
        font-size: 1.4rem;
        height: 3.6rem;
    }
}

@media (max-width: 480px) {
    .slider-wrapper {
        padding: 0 40px;
    }
    
    .slider-nav {
        width: 50px;
        height: 50px;
    }
    
    .slider-title {
        font-size: 1.8rem;
    }
    
    .slider-subtitle {
        font-size: 1rem;
    }
    
    .card-slide {
        margin: 0 10px;
        flex: 0 0 calc(100% - 20px);
    }
}

/* 确保图片加载失败时有默认样式 */
.card-image img {
    background: linear-gradient(135deg, #f5f7fa 0%, #c3cfe2 100%);
}




.card-description {
    -webkit-line-clamp: 5;
    max-height: 7rem;
    overflow: hidden;
}

.card-slide:hover .card-description {
    -webkit-line-clamp: none;
    max-height: none;
}