/* 基础样式重置 */
        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }

        html, body {
            width: 100%;
            overflow-x: hidden;
        }

        body {
            font-family: "Microsoft YaHei", Arial, sans-serif;
            margin: 0;
            padding: 0;
            background-color: #f0f0f0;
        }

        /* Banner容器 */
        .banner-container {
            width: 100vw;
            height: 56.25vw;
            max-height: 100vh;
            overflow: hidden;
            position: relative;
            background-color: #000;
        }

        /* Swiper容器 */
        .banner-swiper {
            width: 100% !important;
            height: 100% !important;
            position: relative;
        }

        .swiper-slide {
            position: relative;
            width: 100%;
            height: 100%;
        }

        /* 媒体元素 */
        .video-banner, .img-banner {
            width: 100%;
            height: 100%;
            object-fit: cover;
            display: block;
        }

        /* 文字内容 */
        .banner-content {
            position: absolute;
            left: 50%;
            top: 50%;
            transform: translate(-50%, -50%);
            text-align: center;
            color: #fff;
            padding: 0 2vw;
            z-index: 2;
            max-width: 70%;
        }

        .banner-title {
            font-size: clamp(1.5rem, 3vw, 2.5rem);
            font-weight: 700;
            margin-bottom: 1.2vw;
            text-shadow: 0 2px 8px rgba(0,0,0,0.6);
            opacity: 0;
            transform: translateY(30px);
            animation: slideUp 0.8s forwards 0.2s;
        }

        .banner-desc {
            font-size: clamp(0.9rem, 1.5vw, 1.1rem);
            line-height: 1.7;
            margin-bottom: 1.8vw;
            text-shadow: 0 1px 4px rgba(0,0,0,0.6);
            opacity: 0;
            transform: translateY(30px);
            animation: slideUp 0.8s forwards 0.4s;
        }

        .banner-btn {
            padding: clamp(0.8rem, 1.2vw, 1.1rem) clamp(1.5rem, 2.5vw, 2.8rem);
            background-color: #68b72e;
            color: #fff;
            font-size: clamp(0.85rem, 1.2vw, 1rem);
            font-weight: 600;
            text-decoration: none;
            border-radius: 50px;
            transition: all 0.3s ease;
            opacity: 0;
            transform: translateY(30px);
            animation: slideUp 0.8s forwards 0.6s;
        }
        .banner-btn a:hover{
            color: #fff;

        }
        
        @keyframes slideUp {
            0% { opacity: 0; transform: translateY(30px); }
            80% { opacity: 1; transform: translateY(-5px); }
            100% { opacity: 1; transform: translateY(0); }
        }

        /* 遮罩层 */
        .banner-overlay {
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background: linear-gradient(rgba(0,0,0,0.25), rgba(0,0,0,0.45));
            z-index: 1;
        }

        /* 分页器样式 */
        .banner-pagination {
            bottom: clamp(3rem, 2vw, 1.5rem) !important;
            z-index: 10;
        }

        .banner-pagination .swiper-pagination-bullet {
            width: clamp(0.8rem, 1.5vw, 1rem);
            height: clamp(0.8rem, 1.5vw, 1rem);
            background: rgba(255,255,255,0.5);
            margin: 0 clamp(0.3rem, 0.8vw, 0.5rem) !important;
            transition: all 0.3s ease;
        }

        .banner-pagination .swiper-pagination-bullet-active {
            width: clamp(1.8rem, 3vw, 2.5rem);
            border-radius: clamp(0.4rem, 0.75vw, 0.5rem);
            background: #fff;
        }

        /* 导航按钮 */
        .banner-nav {
            width: clamp(2.5rem, 4vw, 3.5rem);
            height: clamp(2.5rem, 4vw, 3.5rem);
            background: rgba(255,255,255,0.3);
            border-radius: 50%;
            z-index: 10;
            top: 50% !important;
            transform: translateY(-50%) !important;
        }

        .banner-nav::after {
            font-size: clamp(1rem, 1.8vw, 1.5rem);
            color: #000;
        }

        /* 视频控件 */
        video::-webkit-media-controls {
            z-index: 20;
        }
    @media only screen and (max-width: 660px) {   
          .banner-title {display:none;
            font-size: clamp(1.5rem, 3vw, 2.5rem);
            font-weight: 700;
            margin-bottom: 1.2vw;
            text-shadow: 0 2px 8px rgba(0,0,0,0.6);
            opacity: 0;
            transform: translateY(30px);
            animation: slideUp 0.8s forwards 0.2s;
        }

        .banner-desc {
            font-size: clamp(0.9rem, 1.5vw, 1.1rem);
            line-height: 1.7;
            margin-bottom: 1.8vw;
            text-shadow: 0 1px 4px rgba(0,0,0,0.6);
            opacity: 0;
            transform: translateY(30px);
            animation: slideUp 0.8s forwards 0.4s;
        }

        .banner-btn {display:none;
            padding: clamp(0.8rem, 1.2vw, 1.1rem) clamp(1.5rem, 2.5vw, 2.8rem);
            background-color: #68b72e;
            color: #fff;
            font-size: clamp(0.85rem, 1.2vw, 1rem);
            font-weight: 600;
            text-decoration: none;
            border-radius: 50px;
            transition: all 0.3s ease;
            opacity: 0;
            transform: translateY(30px);
            animation: slideUp 0.8s forwards 0.6s;
        }
}