.main-wrap{
	background:#fff;
}

  .plst-container {
            max-width: 1300px;
            margin: 50px auto;
        }

        .plst-main-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 120px;
            margin-bottom: 100px;
        }

        .plst-card {
            background: url(../images/cbg1.webp) no-repeat center bottom;
            background-size: auto;
            background-color: transparent;
            padding: 0px 10px 25px;
            text-align: center;
            transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
            position: relative;
            overflow: hidden;
            opacity: 0;
            transform: translateY(50px);
            animation: plst-slideUp 0.8s ease-out forwards;
            border-radius:15px;
            background-size: contain;
        }

        .plst-card.active{
        	background: url(../images/cbg.webp) no-repeat center bottom;
        	background-size: contain;
        }

        .plst-card:nth-child(1) { animation-delay: 0.1s; }
        .plst-card:nth-child(2) { animation-delay: 0.2s; }
        .plst-card:nth-child(3) { animation-delay: 0.3s; }
        .plst-card:nth-child(4) { animation-delay: 0.4s; }

        .plst-card:hover {
            transform: translateY(-10px) scale(1.05);
        }

        .plst-card::before {
            content: '';
            position: absolute;
            top: 0;
            left: -100%;
            width: 100%;
            height: 100%;
            background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.3), transparent);
            transition: left 0.6s;
        }

        .plst-card:hover::before {
            left: 100%;
        }

        .plst-equipment-image {
            border-radius: 12px;
            display: flex;
            align-items: center;
            justify-content: center;
            transition: transform 0.3s ease;
        }

        .plst-equipment-image img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            border-radius: 12px;
        }



        .plst-equipment-title {
            font-size: 16px;
            font-weight: bold;
            color: #fff;
        }

      

        /* 底部详细卡片 */
        .plst-detail-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 80px;
        }

        .plst-detail-card {
            background: white;
            border-radius: 15px;
            overflow: hidden;
            transition: all 0.4s ease;
            opacity: 0;
            transform: translateY(50px);
            animation: plst-slideUp 0.8s ease-out forwards;
              overflow: visible;
        }

        .plst-detail-card:nth-child(1) { animation-delay: 0.5s; }
        .plst-detail-card:nth-child(2) { animation-delay: 0.6s; }
        .plst-detail-card:nth-child(3) { animation-delay: 0.7s; }

        .plst-detail-card:hover {
            transform: translateY(-8px);
        }

        .plst-detail-image {
            display: flex;
            align-items: center;
            justify-content: center;
            position: relative;
            overflow: hidden;
            background:#e0e0e0;
            padding-bottom: 50px;
            border-radius:10px;
        }

        .plst-detail-image img {
            object-fit: cover;
        }

        .plst-detail-image::after {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            background: linear-gradient(45deg, #ff6b6b, #feca57, #48dbfb, #ff9ff3);
            opacity: 0;
            transition: opacity 0.3s ease;
        }

        .plst-detail-card:hover .plst-detail-image::after {
            opacity: 0.08;
        }

        .plst-detail-content {
            padding: 25px;
            width:90%;
            position: relative;
            border-radius:15px;
            box-shadow: 0 4px 12px rgba(0, 0, 0, 0.2);
            margin-top:-50px;
            background:#fff;
        }

        .plst-detail-title {
            font-size: 20px;
            font-weight: bold;
            color: #2c3e50;
            margin-bottom: 15px;
        }

        .plst-detail-spec {
            margin-bottom: 15px;
        }

        .plst-spec-label {
            color: #7f8c8d;
            font-size: 17px;
            margin-bottom: 5px;
            display: block;
        }

        .plst-spec-value {
            color: #2c3e50;
            font-weight: bold;
            font-size: 18px;
            display: block;
        }

        .plst-action-button {
            background: linear-gradient(to bottom, #3e4775, #041f41);
            color: white;
            border: none;
            border-radius: 10px;
            width: 45px;
            height: 45px;
            display: flex;
            align-items: center;
            justify-content: center;
            cursor: pointer;
            transition: all 0.3s ease;
            position: absolute;
            bottom: 50px;
            right: -20px;
            overflow: hidden;
        }

        .plst-action-button i {
            font-size: 28px;
            transition: transform 0.3s ease;
        }

        .plst-action-button:hover {
            transform: scale(1.01);
            box-shadow: 0 5px 15px rgba(102, 126, 234, 0.1);
        }

        .plst-action-button:hover i {
            transform: translateX(2px);
        }

        /* 动画定义 */
        @keyframes plst-slideUp {
            to {
                opacity: 1;
                transform: translateY(0);
            }
        }

        @keyframes plst-pulse {
            0%, 100% { transform: scale(1); }
            50% { transform: scale(1.05); }
        }

        /* 响应式设计 */
        @media (max-width: 998px) {
            .plst-main-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 20px;
            }
            
            .plst-detail-grid {
                grid-template-columns: 1fr;
                gap: 20px;
            }
            
            .plst-card {
                padding: 20px 15px;
            }
            
            .plst-equipment-title {
                font-size: 16px;
            }
        }