*{margin:0;padding:0;box-sizing:border-box}

body{font-family:-apple-system, "Microsoft YaHei", "PingFang SC", sans-serif;color:#333;line-height:1.5;background:#f5f5f5;font-size:16px;}

a{text-decoration:none;color:inherit}

.jktft-container{max-width:1164px;margin:0 auto;padding:0 20px}

.jktft-header{background:hsl(160, 43%, 36%);color:#fff;padding:13px 0;position:sticky;top:0;z-index:100}

.jktft-header-inner{display:flex;justify-content:space-between;align-items:center}

.jktft-logo{font-size:22px;font-weight:700}

.jktft-nav{display:flex;gap:25px}

.jktft-nav-link{color:rgba(255,255,255,.85);font-size:15px;padding:5px 0;border-bottom:2px solid transparent;transition:.3s}

.jktft-nav-link:hover,.jktft-nav-link.jktft-active{color:#fff;border-bottom-color:hsl(209, 73%, 48%)}

.jktft-banner,.jktft-page-banner{min-height:320px;display:flex;align-items:center;justify-content:center;text-align:center;color:#fff}

.jktft-banner-mask{background:rgba(0,0,0,.45);padding:50px 30px;border-radius:10px}

.jktft-banner h1,.jktft-page-banner h1{font-size:32px;margin-bottom:12px}

.jktft-banner p{font-size:16px;opacity:.9}

.jktft-section{padding:47px 0}

.jktft-bg-light{background:#f7f7f7}

.jktft-section-title{text-align:center;font-size:26px;margin-bottom:40px;color:hsl(160, 38%, 24%);position:relative}

.jktft-section-title::after{content:"";display:block;width:80px;height:3px;background:linear-gradient(90deg,hsl(209, 73%, 48%),hsl(160, 43%, 36%));margin:12px auto 0}

.jktft-content{max-width:800px;margin:0 auto;font-size:16px;line-height:1.5;white-space:pre-wrap}

.jktft-product-grid,.jktft-case-grid,.jktft-service-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:25px}

.jktft-product-card,.jktft-case-card,.jktft-service-card{background:#fff;border-radius:10px;overflow:hidden;box-shadow:0 2px 12px rgba(0,0,0,.08);transition:.3s;border:none}

.jktft-product-card:hover,.jktft-case-card:hover,.jktft-service-card:hover{transform:translateY(-4px);box-shadow:0 6px 20px rgba(0,0,0,.12)}

.jktft-product-card img,.jktft-case-card img,.jktft-service-card img{width:100%;height:200px;object-fit:cover}

.jktft-product-card h3,.jktft-case-card h3,.jktft-service-card h3{padding:15px 18px 8px;font-size:17px}

.jktft-news-list{max-width:800px;margin:0 auto}

.jktft-news-item{background:#fff;padding:20px 25px;margin-bottom:15px;border-radius:10px;box-shadow:0 2px 8px rgba(0,0,0,.06)}

.jktft-news-item h3{font-size:17px;margin-bottom:8px}

.jktft-news-date{color:#999;font-size:13px}

.jktft-product-detail{display:flex;gap:30px;align-items:flex-start;flex-wrap:wrap}

.jktft-detail-img{width:400px;height:300px;object-fit:cover;overflow:hidden;border-radius:10px;box-shadow:0 4px 16px rgba(0,0,0,.1)}
.jktft-detail-img img{width:100%;height:100%;object-fit:cover;display:block;border-radius:inherit}

.jktft-product-detail .jktft-content{flex:1;min-width:280px;margin:0}

.jktft-footer{background:hsl(160, 38%, 24%);color:rgba(255,255,255,.7);text-align:center;padding:30px 0;font-size:14px}



/* 汉堡菜单按钮 */

.jktft-hamburger{display:none;flex-direction:column;justify-content:space-around;width:28px;height:24px;background:transparent;border:none;cursor:pointer;padding:0;z-index:110}

.jktft-hamburger span{display:block;width:100%;height:3px;background:#fff;border-radius:2px;transition:.3s}

.jktft-hamburger-active span:nth-child(1){transform:rotate(45deg) translate(6px,6px)}

.jktft-hamburger-active span:nth-child(2){opacity:0}

.jktft-hamburger-active span:nth-child(3){transform:rotate(-45deg) translate(6px,-6px)}



.jktft-header{background:linear-gradient(120deg,hsl(160, 43%, 36%),hsl(209, 73%, 48%),hsl(160, 43%, 36%));background-size:220% 220%;animation:jktft-hg 9s ease infinite}@keyframes jktft-hg{0%{background-position:0% 50%}50%{background-position:100% 50%}100%{background-position:0% 50%}}
@media(max-width:768px){

    .jktft-hamburger{display:flex}

    .jktft-nav{display:none;flex-direction:column;width:100%;gap:0;background:hsl(160, 43%, 36%);padding:0;position:absolute;top:100%;left:0}

    .jktft-nav.jktft-nav-open{display:flex}

    .jktft-nav-link{display:block;padding:12px 20px;border-bottom:1px solid rgba(255,255,255,.1)}

    .jktft-header-inner{flex-direction:row;justify-content:space-between;align-items:center;gap:6px}

    .jktft-banner h1,.jktft-page-banner h1{font-size:24px}

    .jktft-product-grid,.jktft-case-grid,.jktft-service-grid{grid-template-columns:1fr}

    .jktft-product-detail{flex-direction:column}

    .jktft-detail-img{width:100%}
}