:root{
  --green:#055A2A; --green-dark:#03471f; --bg:#F6F7F3; --line:#E9E9E9;
  --muted:#A3A3A3; --ink:#111; --blue:#2f9bd8;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{font-family:"Segoe UI","PingFang TC","Microsoft JhengHei","Helvetica Neue",Arial,sans-serif;color:var(--ink);background:#fff;line-height:1.7}
img{max-width:100%;height:auto;display:block}
a{color:inherit;text-decoration:none}
.wrap{max-width:1180px;margin:0 auto;padding:0 24px}

/* Header */
.site-header{position:sticky;top:0;z-index:50;background:#fff;border-bottom:1px solid var(--line)}
.site-header .bar{display:flex;align-items:center;gap:24px;height:76px}
.brand img{height:52px;width:auto}
.mainnav{display:flex;gap:28px;margin-left:auto;align-items:center;font-size:15px;font-weight:500}
.mainnav>a:hover,.has-sub>a:hover{color:var(--green)}
.has-sub{position:relative}
.has-sub .sub{display:none;position:absolute;top:100%;left:50%;transform:translateX(-50%);background:#fff;border:1px solid var(--line);border-radius:8px;box-shadow:0 8px 24px rgba(0,0,0,.08);padding:8px 0;min-width:220px;list-style:none}
.has-sub:hover .sub{display:block}
.has-sub .sub a{display:block;padding:8px 18px;font-size:14px;font-weight:400}
.has-sub .sub a:hover{background:var(--bg);color:var(--green)}
.tools{display:flex;align-items:center;gap:16px}
.langsw{display:flex;gap:10px;font-size:13px;color:var(--muted)}
.langsw a.on{color:var(--green);font-weight:600}
.login{background:var(--green);color:#fff;padding:9px 20px;border-radius:999px;font-size:13px;font-weight:600;white-space:nowrap}
.login:hover{background:var(--green-dark)}
.menu{display:none;background:none;border:0;font-size:24px;cursor:pointer;color:var(--ink)}
.mobileNav{display:none;flex-direction:column;background:#fff;border-bottom:1px solid var(--line);padding:8px 24px 16px}
.mobileNav a{padding:10px 0;border-bottom:1px solid var(--line);font-size:15px}
.mobileNav.open{display:flex}
.mobileNav .login{display:inline-block;margin-top:12px;text-align:center}

/* Hero */
.hero{position:relative;color:#fff}
.home-hero{min-height:425px;display:flex;align-items:flex-end;padding:200px 0 70px;background:#000 url(../video/Home_web_poster.jpg) center/cover no-repeat;overflow:hidden}
.home-hero video.hero-video{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;z-index:0}
body.home .home-hero::before{content:"";position:absolute;inset:0;background:rgba(0,0,0,.1);z-index:1}
.home-hero .wrap{position:relative;z-index:2}
.page-hero{background:var(--green);padding:64px 0}
.page-hero h1,.page-hero h2:first-child{color:#fff;font-size:34px;line-height:1.25}
.page-hero p{color:rgba(255,255,255,.85);margin-top:8px;max-width:760px}
.home-hero h1{font-size:44px;line-height:1.2;letter-spacing:.5px}
.home-hero p{margin:14px 0 22px;font-size:17px;color:rgba(255,255,255,.92)}
.home-hero .btn,.content-btn{display:inline-block;background:var(--green);color:#fff;padding:12px 30px;border-radius:999px;font-weight:600;font-size:15px}
.home-hero .btn:hover{background:var(--green-dark)}
.home-hero a[href="#scroll"]{position:absolute;right:40px;bottom:36px;color:#fff;opacity:.8}
.home-hero a[href="#scroll"] svg{width:26px;height:38px}

/* 内页顶部横幅（按各页 Elementor 首容器原始设置还原） */
.page-banner{position:relative;background:#000 center/cover no-repeat;color:#fff;overflow:hidden}
.page-banner::before{content:"";position:absolute;inset:0;background:rgba(0,0,0,.2);z-index:1}
.b-science::before,.b-capsule::before,.b-serum::before{background:rgba(0,0,0,.1)}
.page-banner .wrap{position:relative;z-index:2}
.page-banner video.hero-video{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;z-index:0}
.b-about,.b-testi{padding:200px 0}
.b-products{padding:150px 0;text-align:center}
.b-products .wrap{max-width:748px}
.b-products h6{color:rgba(255,255,255,.88);font-weight:400;font-size:16px;letter-spacing:.5px;margin-top:12px;line-height:1.7}
.b-science{min-height:514px;display:flex;align-items:center;padding:70px 0}
.b-capsule,.b-serum{min-height:514px;display:flex;align-items:flex-end;padding:70px 0}
.page-banner h1,.page-banner h2{color:#fff;font-size:35px;letter-spacing:2.4px;line-height:1.25;margin:0}
.b-capsule .b-sub,.b-serum .b-sub{color:rgba(255,255,255,.92);font-size:16px;line-height:1.7;margin-top:12px;max-width:720px}
.el-carousel figcaption{font-size:13px;color:#666;padding-top:6px;text-align:center}
.b-science p{color:#E4E4E4;font-size:22px;line-height:1.6;margin:0}
/* Science 横幅两栏（原 Elementor：57% 宽居中，引言左 + 标题右，垂直居中） */
.b-science .banner-cols{display:flex;align-items:center;gap:44px;width:57%;margin:0 auto}
.b-science .b-quote{flex:1.15}
.b-science .b-title{flex:1}
.b-science .b-title h2{font-size:38px;letter-spacing:2.2px}
@media (max-width:900px){
  .b-about,.b-testi{padding:120px 0}
  .b-products{padding:100px 0}
  .b-science{min-height:400px;padding:30px 0}
  .b-capsule,.b-serum{min-height:400px;padding:30px 0}
  .page-banner h1,.page-banner h2{font-size:28px;letter-spacing:1.5px}
  .b-science p{font-size:18px}
  /* Science 两栏在手机端上下堆叠（原移动端 gap 20px） */
  .b-science .banner-cols{flex-direction:column;align-items:flex-start;gap:20px;width:100%}
  .b-science .b-title h2{font-size:27px;letter-spacing:1.5px}
}
@media (max-width:600px){
  .b-science{min-height:350px;padding:20px 0}
  .b-capsule,.b-serum{min-height:350px;padding:20px 0}
}

/* Sections */
.block{padding:64px 0;border-bottom:1px solid var(--line)}
.block.first{padding-top:56px}
.block.first h2:first-child,.block.first h1:first-child{font-size:34px;line-height:1.25}
.block.alt{background:var(--bg)}
.block:last-child{border-bottom:0}
.block h2{color:var(--green);font-size:28px;margin-bottom:18px}
.block h3{font-size:20px;margin:22px 0 10px}
.block h1{font-size:34px;color:var(--green);margin-bottom:16px}
.block p{margin:10px 0;max-width:860px}
.block figure{margin:24px 0}
.block ul,.block ol{margin:12px 0 12px 24px}
.block li{margin:6px 0}
.block table{border-collapse:collapse;width:100%;margin:16px 0;font-size:14px}
.block td,.block th{border:1px solid var(--line);padding:8px 10px;text-align:left}
main>section svg[viewBox="0 0 512 512"],main .ico{width:34px;height:34px;fill:var(--green);margin-bottom:8px}
main section>div>svg[viewBox]{width:34px;height:34px;fill:var(--green)}

/* Footer */
.site-footer{background:#0b0b0b;color:#bbb;margin-top:0}
.site-footer .foot{display:flex;flex-wrap:wrap;gap:40px;justify-content:space-between;padding:48px 24px 28px}
.f-brand img{height:56px;background:#000;padding:4px;border-radius:6px}
.f-brand p{margin-top:10px;color:#fff;font-size:18px;letter-spacing:2px}
.f-contact{display:flex;flex-direction:column;gap:4px;font-size:14px}
.f-contact strong{color:#fff;margin-top:8px}
.f-contact a:hover{color:#fff}
.f-links{display:flex;flex-direction:column;gap:6px;font-size:14px}
.f-links a:hover{color:#fff}
.f-copy{border-top:1px solid #222;padding:16px 24px;font-size:12px;color:#777}

/* 响应式 */
@media (max-width:900px){
  .mainnav{display:none}
  .menu{display:block}
  .home-hero h1{font-size:32px}
  /* 手机端首屏：视频已无黑边，收紧留白让文字/按钮落在画面上 */
  .home-hero{min-height:420px;padding:120px 0 48px}
  .home-hero a[href="#scroll"]{right:20px;bottom:14px}
  .home-hero a[href="#scroll"] svg{width:20px;height:30px}
  .page-hero h1,.page-hero h2:first-child{font-size:26px}
  .block{padding:44px 0}
  .block h2{font-size:23px}
  .f-contact,.f-links{min-width:45%}
}

/* ============ Elementor 布局感知渲染（电脑横向组合，手机单列） ============ */
.el-sec{padding:56px 0}
.el-sec h1{font-size:34px;color:var(--green);margin-bottom:14px;line-height:1.25}
.el-sec h2{color:var(--green);font-size:28px;margin-bottom:16px;line-height:1.3}
.el-sec h3{font-size:20px;margin:20px 0 10px}
.el-sec h4{font-size:17px;margin:14px 0 8px}
.el-sec h6{color:#8a8a8a;font-size:15px;letter-spacing:0.3px;margin-bottom:10px}
.el-sec p{margin:10px 0;max-width:900px}
.el-sec ul,.el-sec ol{margin:12px 0 12px 24px}
.el-sec li{margin:6px 0}
.el-boxed{max-width:1180px;margin:0 auto;padding:0 24px}
.el-row,.el-subrow{display:flex;gap:32px;align-items:stretch;flex-wrap:nowrap}
.el-subrow{margin:8px 0}
.el-row.rev,.el-subrow.rev{flex-direction:row-reverse}
.el-row>.el-subrow{width:100%;flex:1 1 auto}
.el-col{min-width:0}
.el-row>.el-col{flex:1 1 0}
.el-row>.el-col[style*="--w"]{flex:0 1 var(--w);max-width:var(--w)}
.el-subrow>.el-col{flex:1 1 0}
.el-subrow>.el-col[style*="--w"]{flex:0 1 var(--w);max-width:var(--w)}
.el-col[style*="max-width"]{margin-left:auto;margin-right:auto}
.el-image{margin:0}
.el-image img{width:100%;height:auto}
.el-imgbox{text-align:center;padding:8px 4px}
.el-imgbox-img{margin:0 auto 14px}
.el-imgbox-img img{width:100%;height:auto}
.el-imgbox-fic{display:inline-flex;width:60px;height:60px;color:#15B919}
.el-imgbox-fic svg{width:100%;height:100%}
.el-imgbox-title{font-size:16px;margin-bottom:8px;color:var(--ink)}
.el-imgbox-desc{font-size:14px;color:#444;line-height:1.7}
.el-iconbox{text-align:center;padding:12px}
.el-iconbox-ic{display:inline-block;width:30px;height:30px;border-radius:50%;background:var(--green);margin-bottom:10px;
  -webkit-mask:radial-gradient(circle,#000 60%,transparent 61%)}
.el-iconbox-title{font-size:17px;margin-bottom:6px}
.el-iconbox-desc{font-size:14px;color:#555}
.el-btnwrap{margin:18px 0}
.el-btns{display:flex;gap:16px;flex-wrap:wrap;margin:12px 0}
.el-scbtn{display:inline-block;color:var(--green);font-weight:600;border-bottom:2px solid transparent;padding-bottom:2px}
.el-scbtn:hover{border-color:var(--green)}
.el-iclist{list-style:none;margin:14px 0;padding:0}
.el-iclist li{display:flex;align-items:flex-start;gap:10px;margin:14px 0}
.el-iclist-ic{width:18px;height:18px;flex:0 0 18px;margin-top:4px}
span.el-iclist-ic{display:inline-flex;color:var(--green)}
.el-note{margin:18px auto 0;max-width:760px;font-size:13px;line-height:1.6;color:#666;text-align:center}
.el-iclist-tx{font-weight:600;font-size:17px}
.el-iclist-tx p{margin:0}
.el-inlinelist{list-style:none;display:flex;flex-wrap:wrap;gap:10px 26px;justify-content:center;margin:0;padding:0}
.el-inlinelist a{color:#fff;font-size:14px;opacity:.85}
.el-inlinelist a:hover{opacity:1;text-decoration:underline}
.el-list{list-style:none;padding:0}
.el-divider{margin:10px 0 16px}
.el-testi{display:flex;gap:20px;margin:26px 0;align-items:flex-start}
.el-testi img{width:96px;height:96px;object-fit:cover;border-radius:10px;flex:0 0 96px}
.el-testi blockquote{margin:0;font-size:15px;color:#333}
.el-testi figcaption{margin-top:10px;font-weight:600;color:var(--green)}
.el-testi-job{font-weight:400;color:#888;margin-left:8px;font-size:13px}
.el-infolist{list-style:none;margin:0;padding:0;display:flex;flex-direction:column}
.el-infolist li{display:flex;gap:16px;align-items:flex-start}
.el-infolist-ic{flex:0 0 34px;width:34px;height:34px;border-radius:50%;display:flex;align-items:center;justify-content:center}
.el-infolist-tx{font-size:16px;padding-top:4px}
.el-infolist-desc{font-size:14px;color:#666}
.el-acc details{border-bottom:1px solid var(--line);padding:4px 0}
.el-acc summary{cursor:pointer;list-style:none;display:flex;align-items:center;justify-content:space-between;font-size:16px;font-weight:600;padding:12px 0}
.el-acc summary::-webkit-details-marker{display:none}
.el-acc summary::after{content:"+";font-size:22px;color:var(--green)}
.el-acc details[open] summary::after{content:"–"}
.el-acc-body{padding:0 0 18px;color:#555;font-size:15px}
.el-carousel{display:flex;gap:11px;overflow-x:auto;scroll-snap-type:x mandatory;padding-bottom:8px}
.el-carousel img{scroll-snap-align:start;flex:0 0 31%;min-width:260px;height:auto;border:1px solid var(--line)}
.el-video{width:100%;border-radius:8px;background:#000}

/* Contact：左右两栏（说明+联系方法 | 表单），手机上下 */
.contact-h1{font-size:34px;color:var(--green);margin-bottom:14px}
.cform{display:flex;flex-direction:column;gap:16px;background:#fff;border:1px solid var(--line);border-radius:12px;padding:28px}
.cf-row{display:flex;gap:14px;flex-wrap:wrap}
.cf-field{display:flex;flex-direction:column;gap:6px;flex:1 1 150px;font-size:14px;font-weight:600}
.cf-field input,.cf-field textarea{border:1px solid var(--line);border-radius:8px;padding:11px 12px;font:inherit;font-weight:400;background:#fff;color:var(--ink)}
.cf-field input:focus,.cf-field textarea:focus{outline:2px solid var(--green);outline-offset:0;border-color:var(--green)}
.cf-subject{display:flex;flex-direction:column;gap:8px;font-size:14px;font-weight:600}
.cf-pills{display:flex;gap:10px;flex-wrap:wrap}
.cf-pill{display:inline-flex;align-items:center;gap:6px;border:1px solid var(--line);border-radius:999px;padding:7px 16px;font-weight:400;cursor:pointer;font-size:14px}
.cf-pill:has(input:checked){border-color:var(--green);color:var(--green);font-weight:600;background:#F1F6F2}
.cf-consent{display:flex;gap:8px;align-items:flex-start;font-size:13px;color:#555;font-weight:400}
.cf-consent a{color:var(--green);text-decoration:underline}
.cf-hp{position:absolute;left:-9999px;width:1px;height:1px;opacity:0}
.cf-actions{display:flex;align-items:center;gap:14px}
.cform .btn{display:inline-block;background:var(--green);color:#fff;padding:12px 34px;border-radius:999px;font-weight:600;font-size:15px;border:0;cursor:pointer}
.cform .btn:hover{background:var(--green-dark)}
.cform .btn:disabled{opacity:.6;cursor:default}
.cf-status{font-size:14px}
.cf-status.ok{color:var(--green)}
.cf-status.err{color:#B91515}

@media (max-width:900px){
  .el-row,.el-subrow{flex-direction:column;gap:20px}
  .el-row.rev,.el-subrow.rev{flex-direction:column}
  .el-row>.el-col,.el-subrow>.el-col{flex:1 1 auto;max-width:100%;width:100% !important}
  .el-col[style*="max-width"]{margin-left:0;margin-right:0}
  .el-sec{padding:40px 0}
  .el-boxed{padding:0 20px}
  .el-carousel img{flex-basis:78%}
  .contact-h1{font-size:27px}
  .cform{padding:20px}
}