*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{font-family:"PingFang SC","Microsoft YaHei",sans-serif;color:#374151;background:#fcfcfb;line-height:1.85}
a{text-decoration:none;color:inherit}
img{display:block;max-width:100%}
/* 顶栏 */
.bar{position:sticky;top:0;background:rgba(252,252,251,.88);backdrop-filter:blur(10px);border-bottom:1px solid #eef0ef;z-index:20}
.bar .in{max-width:780px;margin:0 auto;padding:16px 22px;display:flex;justify-content:space-between;align-items:center}
.bar .lg{font-weight:800;font-size:19px;color:#117a8b;letter-spacing:.5px}
.bar .lg span{color:#e67e22}
.bar nav{display:flex;gap:20px;font-size:14px}
.bar nav a.on,.bar nav a:hover{color:#117a8b}
.mtog{display:none;background:none;border:none;font-size:22px;cursor:pointer}
.mmask{position:fixed;inset:0;background:#fff;z-index:40;display:none;flex-direction:column;align-items:center;justify-content:center;gap:20px}
.mmask.open{display:flex}.mmask a{font-size:20px;font-weight:700}.mmask .x{position:absolute;top:20px;right:26px;font-size:32px}
/* 容器 */
.page{max-width:780px;margin:0 auto;padding:56px 22px}
/* 首屏 */
.hh{text-align:center;margin-bottom:40px}
.em{display:inline-block;background:#d7eef1;color:#0e6b7a;font-size:13px;padding:6px 16px;border-radius:20px;margin-bottom:22px;font-weight:600}
.hh h1{font-size:44px;font-weight:800;line-height:1.32;margin-bottom:18px;color:#1f2937}
.hh .sub{color:#6b7280;font-size:18px;max-width:600px;margin:0 auto}
.btns{margin-top:30px}
.b{display:inline-block;background:#117a8b;color:#fff;padding:13px 32px;border-radius:9px;font-weight:700;font-size:15px}
.b:hover{background:#0e6b7a}
.b.line{background:none;color:#117a8b;border:1.5px solid #117a8b;margin-left:8px}
.b.line:hover{background:#d7eef1}
.b.acc{background:#e67e22}.b.acc:hover{background:#cf6f15}
/* 内页头 */
.phead{text-align:center;padding:14px 0 8px}
.phead h1{font-size:36px;font-weight:800;color:#1f2937;margin-bottom:10px}
.crumb{font-size:13px;color:#9ca3af}
.crumb a:hover{color:#117a8b}
/* 小节 */
.cap{font-size:13px;color:#117a8b;font-weight:800;letter-spacing:2px;text-transform:uppercase;margin:56px 0 8px;text-align:center}
.cap.l{text-align:left}
h2{font-size:29px;font-weight:800;margin-bottom:10px;color:#1f2937;text-align:center}
h2.l{text-align:left}
.lead{color:#6b7280;font-size:16px;text-align:center;max-width:620px;margin:0 auto 30px}
/* 数字行 */
.stats{display:flex;justify-content:center;flex-wrap:wrap;gap:14px;margin:34px 0}
.stat{flex:1;min-width:140px;background:#f5f8f8;border:1px solid #e7eeee;border-radius:14px;padding:26px 16px;text-align:center}
.stat .num{font-size:38px;font-weight:800;color:#117a8b}
.stat .lb{font-size:13px;color:#9ca3af;margin-top:6px}
/* 编号圆点列表 */
.li{padding:22px 0;border-bottom:1px solid #f0f2f1;display:flex;gap:18px;align-items:flex-start}
.li:last-child{border-bottom:none}
.li .dot{width:38px;height:38px;flex:none;background:#d7eef1;color:#117a8b;border-radius:50%;display:flex;align-items:center;justify-content:center;font-weight:800;font-size:15px}
.li .mk{width:38px;height:38px;flex:none;display:flex;align-items:center;justify-content:center;font-size:24px}
.li h3{font-size:17px;margin-bottom:5px;color:#1f2937;font-weight:700}
.li p{font-size:15px;color:#6b7280;line-height:1.8}
/* 缩略图行 */
.row{display:flex;gap:18px;align-items:center;padding:20px;border:1px solid #eef0ef;border-radius:14px;margin-bottom:14px;transition:.25s;background:#fff}
.row:hover{border-color:#117a8b;box-shadow:0 8px 24px rgba(17,122,139,.08);transform:translateY(-2px)}
.row .th{width:96px;height:72px;flex:none;border-radius:10px;overflow:hidden;background:#eee}
.row .th img{width:100%;height:100%;object-fit:cover}
.row .tx{flex:1;min-width:0}
.row .tg{display:inline-block;font-size:11px;color:#117a8b;background:#eaf5f6;padding:2px 9px;border-radius:10px;margin-bottom:5px}
.row h3{font-size:17px;color:#1f2937;font-weight:700;margin-bottom:4px}
.row p{font-size:14px;color:#6b7280;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.row .ar{flex:none;color:#117a8b;font-size:20px}
/* 富文本 */
.prose p{font-size:16px;color:#4b5563;margin-bottom:15px;line-height:1.95}
.prose p b{color:#1f2937}
img.full{width:100%;border-radius:14px;margin:26px 0}
/* CTA 盒 */
.box{background:linear-gradient(135deg,#117a8b,#0e6b7a);color:#fff;border-radius:18px;padding:46px 34px;text-align:center;margin:50px 0}
.box h3{font-size:26px;margin-bottom:10px;font-weight:800}
.box p{color:#cdeaee;margin-bottom:24px;font-size:16px}
.box .b{background:#fff;color:#117a8b}.box .b:hover{background:#e67e22;color:#fff}
/* 时间轴 */
.tl{border-left:2px solid #e7eeee;padding-left:26px;margin-top:20px}
.tl .it{position:relative;padding-bottom:26px}
.tl .it:last-child{padding-bottom:0}
.tl .it::before{content:"";position:absolute;left:-33px;top:5px;width:12px;height:12px;border-radius:50%;background:#117a8b;border:2px solid #fcfcfb}
.tl .yr{font-size:20px;font-weight:800;color:#117a8b;margin-bottom:4px}
.tl p{font-size:15px;color:#6b7280}
/* FAQ */
.faq .item{border-bottom:1px solid #f0f2f1}
.faq .q{padding:20px 0;font-size:17px;font-weight:700;color:#1f2937;cursor:pointer;display:flex;justify-content:space-between;gap:14px}
.faq .q .pm{color:#117a8b;font-size:22px}
.faq .a{max-height:0;overflow:hidden;transition:max-height .4s}
.faq .item.open .a{max-height:320px}
.faq .a p{padding-bottom:20px;color:#6b7280;font-size:15px}
/* 招聘 */
.jb{display:flex;justify-content:space-between;align-items:center;gap:18px;padding:22px;border:1px solid #eef0ef;border-radius:14px;margin-bottom:13px;background:#fff}
.jb:hover{border-color:#117a8b}
.jb h3{font-size:18px;color:#1f2937;font-weight:700}
.jb .tags{font-size:13px;color:#9ca3af;margin-top:5px}
.jb .pay{color:#e67e22;font-weight:800;font-size:17px;white-space:nowrap}
/* 产品详情 */
.pd .gal img{width:100%;border-radius:16px;margin-bottom:14px}
.pd .thumbs{display:flex;gap:10px;margin-bottom:26px}
.pd .thumbs img{width:33%;border-radius:10px}
.pd h1{font-size:30px;font-weight:800;color:#1f2937;margin:6px 0 10px;text-align:center}
.pd .desc{text-align:center;color:#6b7280;margin-bottom:24px}
.specs{width:100%;border-collapse:collapse;margin-bottom:26px;border-radius:12px;overflow:hidden;border:1px solid #eef0ef}
.specs td{padding:13px 16px;border-bottom:1px solid #f0f2f1;font-size:14px}
.specs tr:last-child td{border-bottom:none}
.specs td:first-child{color:#9ca3af;width:40%;background:#fafbfb}
.pd .ctas{text-align:center;margin-bottom:10px}
/* 文章 */
.ahead{text-align:center;border-bottom:1px solid #eef0ef;padding-bottom:24px;margin-bottom:8px}
.ahead h1{font-size:32px;font-weight:800;color:#1f2937;line-height:1.3;margin-bottom:12px}
.ahead .meta{font-size:13px;color:#9ca3af}
.section-h{font-size:14px;color:#117a8b;font-weight:800;letter-spacing:1px;margin:30px 0 12px}
.prevnext{display:flex;justify-content:space-between;border-top:1px solid #eef0ef;margin-top:40px;padding-top:20px;font-size:14px;font-weight:600}
.prevnext a:hover{color:#117a8b}
/* 联系 */
.cinfo{margin:20px 0}
.ci{display:flex;gap:16px;padding:18px 0;border-bottom:1px solid #f0f2f1;align-items:center}
.ci .ic{width:44px;height:44px;flex:none;background:#d7eef1;color:#117a8b;border-radius:12px;display:flex;align-items:center;justify-content:center;font-size:20px}
.ci .k{font-size:12px;color:#9ca3af}
.ci .v{font-size:17px;color:#1f2937;font-weight:600}
.cform{margin-top:30px}
.cform input,.cform textarea{width:100%;padding:14px 16px;border:1px solid #e5e7eb;border-radius:11px;margin-bottom:14px;font-family:inherit;font-size:14px;background:#fff}
.cform input:focus,.cform textarea:focus{outline:none;border-color:#117a8b}
.cform button{width:100%;padding:15px;border:none;border-radius:11px;background:#117a8b;color:#fff;font-size:15px;font-weight:700;cursor:pointer}
.cform button:hover{background:#0e6b7a}
/* 页脚 */
footer{text-align:center;color:#9ca3af;font-size:13px;padding:48px 22px;border-top:1px solid #eef0ef;margin-top:40px;background:#f7f9f9}
.flinks{display:flex;flex-wrap:wrap;justify-content:center;gap:14px;margin-bottom:18px;font-size:13px}
.flinks a{color:#6b7280}.flinks a:hover{color:#117a8b}
.fbrand{font-size:20px;font-weight:800;color:#117a8b;margin-bottom:14px}
.fbrand span{color:#e67e22}
.finfo{line-height:1.9}
/* 动效 */
.reveal{opacity:0;transform:translateY(22px);transition:.8s}
.reveal.in{opacity:1;transform:none}
@media(max-width:720px){
.bar nav{display:none}.mtog{display:block}
.hh h1{font-size:32px}.phead h1{font-size:28px}
.stats{flex-direction:column}.stat{min-width:0}
}