#yj-folding,#yj-folding *{box-sizing:border-box}
#yj-folding{width:100%;max-width:1200px;margin:0 auto;padding:20px 16px 45px;background:#fff;color:#222;font-family:Arial,Helvetica,sans-serif;font-size:15px;line-height:1.8;overflow-wrap:break-word}
#yj-folding img{display:block;max-width:100%}
#yj-folding h1,#yj-folding h2,#yj-folding h3,#yj-folding p{margin-top:0}
#yj-folding h1,#yj-folding h2,#yj-folding h3{color:#222;font-weight:600;line-height:1.4}
#yj-folding h1{font-size:36px;margin-bottom:12px}
#yj-folding h2{font-size:26px;margin-bottom:14px}
#yj-folding h3{font-size:18px;margin-bottom:8px}
#yj-folding p{color:#555;margin-bottom:12px}
#yj-folding .yj-center{text-align:center}
#yj-folding .yj-section{padding:42px 0;border-bottom:1px solid #e7e7e7}
#yj-folding .yj-section:last-child{border-bottom:none}
#yj-folding .yj-heading{max-width:900px;margin:0 auto 26px;text-align:center}
#yj-folding .yj-heading p{margin:10px auto 0}
#yj-folding .yj-subtitle{max-width:850px;margin:0 auto 26px;color:#666}
#yj-folding .yj-lead{max-width:950px;margin:18px auto 12px;line-height:1.9}
#yj-folding .yj-eyebrow{margin-bottom:10px;color:#777;font-size:12px;letter-spacing:2px;text-transform:uppercase}

/* HERO机器展示：放大图片，优化首屏间距 */
#yj-folding .yj-section:first-child{padding:24px 0 34px}
#yj-folding .yj-section:first-child>h1{margin-bottom:6px;font-size:32px;line-height:1.35;text-align:center}
#yj-folding .yj-section:first-child>h3{margin-bottom:0;font-size:14px;line-height:1.6;font-weight:400;color:#555}
#yj-folding .yj-machine-area{width:100%;max-width:1100px;margin:20px auto 0}
#yj-folding .yj-machine-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:22px;align-items:center;width:100%}
#yj-folding .yj-machine-cell{min-width:0;height:330px;display:flex;align-items:center;justify-content:center;padding:6px;overflow:hidden;border:1px solid #ededed;border-radius:6px;background:#fff}
#yj-folding .yj-machine-cell img{width:100%;height:100%;object-fit:contain;object-position:center}
#yj-folding .yj-machine-name{margin:16px 0 4px;font-size:22px;line-height:1.4}
#yj-folding .yj-machine-desc{max-width:800px;margin:0 auto;color:#666;font-size:14px;line-height:1.7}
#yj-folding .yj-section:first-child>.yj-lead{max-width:900px;margin:18px auto 0;font-size:14px;line-height:1.9}

/* 统一图片框 */
#yj-folding .yj-image-frame{width:100%;height:210px;overflow:hidden;border-radius:6px;background:#fff}
#yj-folding .yj-image-frame img{width:100%;height:100%;object-fit:cover;object-position:center}
#yj-folding .yj-wide-frame{width:100%;height:260px;margin:20px auto 24px;overflow:hidden;border-radius:8px;background:#fff}
#yj-folding .yj-wide-frame img{width:100%;height:100%;object-fit:cover;object-position:center}

/* 通用卡片 */
#yj-folding .yj-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px;width:100%}
#yj-folding .yj-grid-3{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px;width:100%}
#yj-folding .yj-grid-4{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:16px;width:100%}
#yj-folding .yj-card{display:flex;flex-direction:column;min-width:0;height:100%;padding:12px;border:1px solid #dedede;border-radius:8px;background:#fff;text-align:center}
#yj-folding .yj-card h3{margin:12px 0 6px}
#yj-folding .yj-card p{margin-bottom:2px;font-size:14px;line-height:1.7}
#yj-folding .yj-card-body{flex:1;min-width:0}

/* SVG图标 */
#yj-folding .yj-icon{display:flex;width:48px;height:48px;margin:0 auto 10px;align-items:center;justify-content:center;color:#333;flex-shrink:0}
#yj-folding .yj-icon svg{width:36px;height:36px;fill:none;stroke:currentColor;stroke-width:1.65;stroke-linecap:round;stroke-linejoin:round}
#yj-folding .yj-icon svg *{vector-effect:non-scaling-stroke}

/* 生产流程 */
#yj-folding .yj-process{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:22px 16px;width:100%}
#yj-folding .yj-step{min-width:0;padding:10px 8px;text-align:center}
#yj-folding .yj-step h3{margin-bottom:6px;font-size:15px}
#yj-folding .yj-step p{margin-bottom:0;font-size:13px;line-height:1.7}

/* 材料流程 */
#yj-folding .yj-route{margin-top:20px;padding:20px;border:1px solid #dedede;border-radius:8px;background:#fff}
#yj-folding .yj-route h3{margin-bottom:8px;text-align:center}
#yj-folding .yj-route>p{text-align:center;font-size:14px}
#yj-folding .yj-route .yj-process{margin-top:18px}
#yj-folding .yj-route .yj-step{position:relative;padding:12px 6px}
#yj-folding .yj-step-number{display:block;margin:0 auto 8px;color:#555;font-size:12px;font-weight:700;letter-spacing:1px;line-height:1.4}
#yj-folding .yj-route .yj-icon{margin-bottom:8px}
#yj-folding .yj-route .yj-step h3{font-size:13px;line-height:1.5}
#yj-folding .yj-note{max-width:900px;margin:16px auto 0;color:#777;font-size:13px;text-align:center}

/* 性能优势 */
#yj-folding .yj-benefits{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px;margin-top:24px}
#yj-folding .yj-benefit{padding:22px 16px;border:1px solid #dedede;border-radius:8px;text-align:center}
#yj-folding .yj-benefit h3{font-size:16px}
#yj-folding .yj-benefit p{margin-bottom:0;font-size:14px}

/* 参数表 */
#yj-folding .yj-specs{width:100%;max-width:900px;margin:22px auto 0;border:1px solid #dedede;border-radius:8px;overflow:hidden}
#yj-folding .yj-spec-row{display:grid;grid-template-columns:1fr 1fr;gap:15px;align-items:center;padding:12px 18px;border-bottom:1px solid #eee}
#yj-folding .yj-spec-row:last-child{border-bottom:none}
#yj-folding .yj-spec-label{color:#555;text-align:left}
#yj-folding .yj-spec-value{color:#222;font-weight:500;text-align:center}

/* 可折叠FAQ */
#yj-folding .yj-faq{width:100%;max-width:950px;margin:26px auto 0;border-top:1px solid #dedede}
#yj-folding .yj-faq details{border-bottom:1px solid #dedede}
#yj-folding .yj-faq summary{position:relative;padding:17px 38px 17px 10px;cursor:pointer;list-style:none;font-size:15px;font-weight:600;line-height:1.6;text-align:left}
#yj-folding .yj-faq summary::-webkit-details-marker{display:none}
#yj-folding .yj-faq summary::after{content:"+";position:absolute;top:13px;right:10px;color:#555;font-size:23px;font-weight:400}
#yj-folding .yj-faq details[open] summary::after{content:"−"}
#yj-folding .yj-answer{padding:0 12px 18px;color:#666;font-size:14px;line-height:1.9;text-align:left}

/* CTA */
#yj-folding .yj-cta{padding:40px 0 10px;border-top:1px solid #e5e5e5;margin-top:20px;text-align:center}
#yj-folding .yj-button{display:inline-block;margin-top:18px;padding:11px 24px;border:1px solid #333;border-radius:3px;color:#222!important;background:#fff;font-size:14px;text-decoration:none!important}
#yj-folding .yj-button:hover{background:#f7f7f7;color:#222!important}

@media(min-width:900px){
#yj-folding .yj-grid-4{grid-template-columns:repeat(4,minmax(0,1fr))}
}
@media(min-width:651px) and (max-width:899px){
#yj-folding .yj-grid-4{grid-template-columns:repeat(2,minmax(0,1fr))}
#yj-folding .yj-machine-cell{height:260px}
}
@media(max-width:650px){
#yj-folding{padding:12px 12px 30px;font-size:14px}
#yj-folding h1{font-size:28px}
#yj-folding h2{font-size:22px}
#yj-folding h3{font-size:16px}
#yj-folding .yj-section{padding:30px 0}
#yj-folding .yj-section:first-child{padding:18px 0 26px}
#yj-folding .yj-section:first-child>h1{font-size:26px}
#yj-folding .yj-section:first-child>h3{font-size:12px}
#yj-folding .yj-machine-area{margin-top:16px}
#yj-folding .yj-machine-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:8px}
#yj-folding .yj-machine-cell{height:155px;padding:4px}
#yj-folding .yj-machine-name{margin-top:12px;font-size:19px}
#yj-folding .yj-machine-desc{font-size:12px}
#yj-folding .yj-section:first-child>.yj-lead{margin-top:14px;font-size:12px;line-height:1.8}
#yj-folding .yj-grid,#yj-folding .yj-grid-3,#yj-folding .yj-grid-4,#yj-folding .yj-benefits{grid-template-columns:repeat(2,minmax(0,1fr));gap:10px}
#yj-folding .yj-image-frame{height:135px}
#yj-folding .yj-wide-frame{height:160px}
#yj-folding .yj-card{padding:8px}
#yj-folding .yj-card h3{font-size:14px}
#yj-folding .yj-card p{font-size:12px}
#yj-folding .yj-process{grid-template-columns:repeat(2,minmax(0,1fr));gap:12px 8px}
#yj-folding .yj-route{padding:12px 8px}
#yj-folding .yj-route .yj-process{gap:12px 5px}
#yj-folding .yj-route .yj-step h3{font-size:12px}
#yj-folding .yj-route .yj-icon{width:40px;height:40px}
#yj-folding .yj-route .yj-icon svg{width:30px;height:30px}
#yj-folding .yj-spec-row{padding:10px;gap:8px;font-size:12px}
#yj-folding .yj-faq summary{padding:15px 34px 15px 8px;font-size:14px}
#yj-folding .yj-answer{padding:0 8px 15px}
}