:root{
      --ink:#0b1b17;
      --forest:#0e3b2e;
      --forest-deep:#092a21;
      --teal:#147d64;
      --mint:#dff3e8;
      --cream:#f7f4ec;
      --amber:#e9a13b;
      --muted:#52645d;
      --line:rgba(11,27,23,.12);
      --white:#fff;
      --radius:24px;
      --shadow:0 24px 60px rgba(11,27,23,.12);
      --container:1200px;
    }
    *,*::before,*::after{box-sizing:border-box}
    html{scroll-behavior:smooth;scroll-padding-top:96px}
    body{
      margin:0;
      background:var(--cream);
      color:var(--ink);
      font-family:"Manrope",-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;
      font-size:16px;
      line-height:1.5;
      -webkit-font-smoothing:antialiased;
      overflow-x:clip;
    }
    img{display:block;max-width:100%}
    a{color:inherit;text-decoration:none}
    button,input,select,textarea{font:inherit;color:inherit}
    button{cursor:pointer}
    ::selection{background:var(--amber);color:var(--forest)}
    :focus-visible{outline:2px solid var(--teal);outline-offset:3px}
    .container{width:min(var(--container),calc(100% - 48px));margin-inline:auto}
    .icon{width:18px;height:18px;fill:none;stroke:currentColor;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round}
    .skip-link{position:absolute;left:16px;top:-60px;z-index:200;background:var(--forest);color:#fff;padding:10px 16px;border-radius:8px;font-size:13px;font-weight:700;transition:top .2s}
    .skip-link:focus{top:12px}

    /* ---------- top bar ---------- */
    .topbar{background:var(--forest);color:#dceee5;font-size:11px;letter-spacing:.02em}
    .topbar-inner{display:flex;align-items:center;justify-content:space-between;gap:18px;min-height:38px}
    .topbar-left,.topbar-right{display:flex;align-items:center;gap:10px;white-space:nowrap}
    .topbar a{color:#dceee5;font-weight:600}
    .topbar a:hover{color:#fff}
    .status-dot{width:6px;height:6px;border-radius:50%;background:var(--amber);box-shadow:0 0 0 3px rgba(233,161,59,.18);flex:none}
    .topbar-divider{width:1px;height:11px;background:rgba(255,255,255,.18);flex:none}

    /* ---------- header ---------- */
    .site-header{
      position:sticky;top:0;z-index:60;
      background:rgba(247,244,236,.88);
      backdrop-filter:blur(18px);
      -webkit-backdrop-filter:blur(18px);
      border-bottom:1px solid transparent;
      transition:border-color .25s,box-shadow .25s;
    }
    .site-header.scrolled{border-color:var(--line);box-shadow:0 8px 30px rgba(11,27,23,.05)}
    .header-inner{display:flex;align-items:center;justify-content:space-between;gap:26px;min-height:76px}
    .brand{display:flex;align-items:center;gap:12px;flex:none}
    .brand-mark{width:42px;height:42px;flex:none;border-radius:12px;overflow:hidden}
    .brand-text{display:flex;flex-direction:column;line-height:1}
    .brand-text strong{font-size:17px;font-weight:800;letter-spacing:.16em}
    .brand-text small{font-size:9px;font-weight:800;letter-spacing:.32em;color:var(--teal);margin-top:5px}
    .nav{display:flex;align-items:center;gap:26px}
    .nav-links{display:flex;align-items:center;gap:26px;font-size:13px;font-weight:600}
    .nav-links > a:not(.btn){position:relative;padding:8px 0;color:rgba(11,27,23,.72)}
    .nav-links > a:not(.btn)::after{content:"";position:absolute;left:0;right:100%;bottom:2px;height:1px;background:var(--teal);transition:right .25s}
    .nav-links > a:not(.btn):hover{color:var(--ink)}
    .nav-links > a:not(.btn):hover::after{right:0}
    .nav-toggle{display:none;width:42px;height:42px;border:1px solid var(--line);background:transparent;border-radius:50%;align-items:center;justify-content:center}
    .nav-toggle .icon{width:20px;height:20px}

    /* ---------- buttons ---------- */
    .btn{
      display:inline-flex;align-items:center;justify-content:center;gap:9px;
      padding:14px 22px;border-radius:999px;border:1px solid transparent;
      font-size:13px;font-weight:800;letter-spacing:.01em;white-space:nowrap;
      transition:transform .2s,box-shadow .2s,background .2s,border-color .2s;
    }
    .btn .icon{width:17px;height:17px}
    .btn-primary{background:var(--forest);color:#fff;box-shadow:0 10px 24px rgba(14,59,46,.18)}
    .btn-primary:hover{background:var(--forest-deep);transform:translateY(-2px);box-shadow:0 16px 30px rgba(14,59,46,.24)}
    .btn-ghost{background:transparent;border-color:var(--line);color:var(--ink)}
    .btn-ghost:hover{background:#fff;transform:translateY(-2px);box-shadow:0 10px 24px rgba(11,27,23,.06)}
    .btn-sm{padding:10px 16px;font-size:12px}
    .btn-block{width:100%}

    /* ---------- hero ---------- */
    .hero{position:relative;padding:74px 0 54px;overflow:clip}
    .hero::before{
      content:"";position:absolute;inset:0;pointer-events:none;
      background:
        radial-gradient(900px 520px at 78% 16%,rgba(20,125,100,.13),transparent 66%),
        radial-gradient(620px 420px at 8% 84%,rgba(233,161,59,.11),transparent 70%);
    }
    .hero-grid{position:relative;display:grid;grid-template-columns:1.04fr .96fr;gap:56px;align-items:center}
    .eyebrow{display:flex;align-items:center;gap:10px;margin:0 0 18px;color:var(--teal);font-size:10px;font-weight:800;letter-spacing:.18em;text-transform:uppercase}
    .eyebrow::before{content:"";width:26px;height:1px;background:currentColor;opacity:.65;flex:none}
    h1{font-family:"Fraunces",Georgia,serif;font-size:clamp(47px,6.2vw,84px);font-weight:600;line-height:.94;letter-spacing:-.045em;margin:0 0 22px}
    h1 em{font-style:italic;color:var(--teal)}
    .hero-lede{max-width:570px;margin:0 0 28px;color:var(--muted);font-size:clamp(15px,1.5vw,18px);line-height:1.66}
    .hero-actions{display:flex;flex-wrap:wrap;gap:11px;margin-bottom:30px}
    .trust-list{display:flex;flex-wrap:wrap;gap:12px 22px;list-style:none;margin:0;padding:0;font-size:11px;font-weight:800;color:var(--muted)}
    .trust-list li{display:flex;align-items:center;gap:7px}
    .trust-list .icon{width:14px;height:14px;color:var(--teal);flex:none}
    .hero-visual{position:relative;min-height:540px}
    .hero-image{position:relative;height:540px;border-radius:30px;overflow:hidden;background:var(--mint);box-shadow:var(--shadow)}
    .hero-image img{width:100%;height:100%;object-fit:cover}
    .hero-image::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,transparent 44%,rgba(11,27,23,.58))}
    .hero-badge{position:absolute;left:22px;bottom:20px;z-index:2;display:flex;align-items:center;gap:9px;background:rgba(255,255,255,.93);backdrop-filter:blur(8px);border-radius:999px;padding:10px 15px;color:var(--forest);font-size:11px;font-weight:800;letter-spacing:.02em}
    .hero-badge .icon{width:15px;height:15px;color:var(--teal)}
    .hero-float{position:absolute;left:-28px;bottom:-28px;width:210px;height:250px;border-radius:22px;overflow:hidden;border:7px solid var(--cream);background:var(--mint);box-shadow:0 18px 40px rgba(11,27,23,.18)}
    .hero-float img{width:100%;height:100%;object-fit:cover}
    .stat-card{position:absolute;right:-18px;top:26px;min-width:172px;padding:18px 20px;background:#fff;border:1px solid rgba(11,27,23,.06);border-radius:18px;box-shadow:0 18px 40px rgba(11,27,23,.14)}
    .stat-card strong{display:block;font-family:"Fraunces",Georgia,serif;font-size:34px;font-weight:600;line-height:1;color:var(--forest)}
    .stat-card span{display:block;margin-top:7px;color:var(--muted);font-size:9px;font-weight:800;letter-spacing:.13em;text-transform:uppercase}

    /* ---------- industry strip ---------- */
    .industry-strip{padding:6px 0 0}
    .industry-strip .container{display:flex;align-items:center;gap:24px;flex-wrap:wrap;padding:20px 0;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
    .strip-label{margin:0;color:var(--muted);font-size:9px;font-weight:800;letter-spacing:.18em;text-transform:uppercase;white-space:nowrap}
    .industry-tags{display:flex;flex-wrap:wrap;gap:8px}
    .industry-tags span{padding:7px 12px;border-radius:999px;background:rgba(20,125,100,.08);color:var(--forest);font-size:11px;font-weight:700}

    /* ---------- sections ---------- */
    .section{padding:96px 0}
    .section-tight{padding:72px 0}
    .section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:48px;margin-bottom:44px}
    .section-head > div{max-width:730px}
    h2{font-family:"Fraunces",Georgia,serif;font-size:clamp(34px,4.4vw,56px);font-weight:600;line-height:1.02;letter-spacing:-.03em;margin:0}
    h2 em{font-style:italic;color:var(--teal)}
    .section-lede{max-width:370px;margin:0 0 5px;color:var(--muted);font-size:14px;line-height:1.7}

    /* ---------- products ---------- */
    .product-grid{display:grid;grid-template-columns:1fr 1fr;gap:22px}
    .product-card{display:flex;flex-direction:column;overflow:hidden;background:#fff;border:1px solid rgba(11,27,23,.08);border-radius:var(--radius);transition:transform .3s,box-shadow .3s}
    .product-card:hover{transform:translateY(-5px);box-shadow:0 24px 50px rgba(11,27,23,.1)}
    .product-media{position:relative;height:250px;overflow:hidden;background:var(--mint)}
    .product-media img{width:100%;height:100%;object-fit:cover;transition:transform .65s}
    .product-card:hover .product-media img{transform:scale(1.04)}
    .tag{display:inline-block;padding:7px 10px;border-radius:999px;background:rgba(255,255,255,.93);backdrop-filter:blur(8px);color:var(--forest);font-size:9px;font-weight:800;letter-spacing:.12em;text-transform:uppercase}
    .product-media .tag{position:absolute;left:16px;top:16px}
    .product-body{display:flex;flex-direction:column;flex:1;padding:24px 24px 26px}
    .product-body h3{font-family:"Fraunces",Georgia,serif;font-size:28px;font-weight:600;letter-spacing:-.02em;margin:0 0 8px}
    .product-body p{margin:0 0 16px;color:var(--muted);font-size:13px;line-height:1.66}
    .chips{display:flex;flex-wrap:wrap;gap:6px;list-style:none;margin:0 0 20px;padding:0}
    .chips li{padding:6px 9px;border:1px solid var(--line);border-radius:999px;background:var(--cream);color:var(--forest);font-size:10px;font-weight:800}
    .text-link{display:inline-flex;align-items:center;gap:8px;width:fit-content;margin-top:auto;color:var(--teal);font-size:12px;font-weight:800}
    .text-link .icon{width:15px;height:15px;transition:transform .2s}
    .text-link:hover .icon{transform:translateX(3px)}

    /* ---------- value ---------- */
    .value-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
    .value-card{padding:26px 22px;background:rgba(255,255,255,.55);border:1px solid var(--line);border-radius:20px}
    .value-num{font-family:"Fraunces",Georgia,serif;font-size:13px;font-weight:700;color:var(--amber)}
    .value-card h3{margin:14px 0 8px;font-size:16px;letter-spacing:-.01em}
    .value-card p{margin:0;color:var(--muted);font-size:12px;line-height:1.62}

    /* ---------- specs ---------- */
    .specs-section{position:relative;overflow:clip;background:var(--forest);color:#eaf5ef}
    .specs-section::before{content:"";position:absolute;inset:0;pointer-events:none;background:radial-gradient(800px 500px at 88% 8%,rgba(233,161,59,.14),transparent 65%)}
    .specs-section .container{position:relative}
    .specs-section .eyebrow{color:#9fe0c8}
    .specs-section h2 em{color:#f3c781}
    .specs-section .section-lede{color:rgba(234,245,239,.7)}
    .tabs{display:flex;flex-wrap:wrap;gap:8px;margin:0 0 24px;padding-bottom:14px;border-bottom:1px solid rgba(255,255,255,.14)}
    .tab{padding:9px 16px;border:1px solid rgba(255,255,255,.16);border-radius:999px;background:transparent;color:rgba(255,255,255,.72);font-size:11px;font-weight:800}
    .tab.active{background:var(--amber);border-color:var(--amber);color:#20170a}
    .table-wrap{overflow-x:auto;border:1px solid rgba(255,255,255,.12);border-radius:18px}
    table{width:100%;min-width:660px;border-collapse:collapse;font-size:12px}
    th,td{padding:15px 18px;text-align:left;vertical-align:top;border-bottom:1px solid rgba(255,255,255,.1)}
    th{background:rgba(255,255,255,.04);color:#9fe0c8;font-size:9px;font-weight:800;letter-spacing:.14em;text-transform:uppercase}
    td:first-child{width:23%;color:#fff;font-weight:700}
    td:nth-child(2){width:36%;color:#fff}
    td:last-child{color:rgba(234,245,239,.65)}
    tr:last-child td{border-bottom:0}
    .spec-note{margin:16px 0 0;color:rgba(234,245,239,.48);font-size:10px;line-height:1.6}
    [hidden]{display:none!important}

    /* ---------- factory ---------- */
    .factory-grid{display:grid;grid-template-columns:1.08fr .92fr;gap:56px;align-items:center}
    .factory-media{position:relative;min-height:440px;overflow:hidden;border-radius:26px;background:var(--mint);box-shadow:var(--shadow)}
    .factory-media img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}
    .factory-media::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(11,27,23,.02),rgba(11,27,23,.32))}
    .play-btn{position:absolute;inset:0;z-index:2;display:grid;place-items:center;width:82px;height:82px;margin:auto;border:0;border-radius:50%;background:rgba(255,255,255,.93);box-shadow:0 10px 30px rgba(0,0,0,.25);transition:transform .2s}
    .play-btn:hover{transform:scale(1.06)}
    .play-btn .icon{width:27px;height:27px;margin-left:3px;color:var(--forest)}
    .media-caption{position:absolute;left:18px;bottom:16px;z-index:2;padding:7px 11px;border-radius:999px;background:rgba(11,27,23,.48);backdrop-filter:blur(6px);color:#fff;font-size:9px;font-weight:800;letter-spacing:.09em;text-transform:uppercase}
    .factory-copy > p{margin:0;color:var(--muted);font-size:14px;line-height:1.72}
    .stat-grid{display:grid;grid-template-columns:1fr 1fr;gap:18px;margin:26px 0 28px;padding:22px 0;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
    .stat-grid strong{display:block;font-family:"Fraunces",Georgia,serif;font-size:30px;font-weight:600;line-height:1;color:var(--forest)}
    .stat-grid span{display:block;margin-top:5px;color:var(--muted);font-size:10px;font-weight:700}

    /* ---------- applications ---------- */
    .app-grid{display:grid;grid-template-columns:1fr 1fr;gap:18px}
    .app-card{position:relative;display:flex;align-items:flex-end;min-height:280px;overflow:hidden;border-radius:22px;isolation:isolate}
    .app-card img{position:absolute;inset:0;z-index:-2;width:100%;height:100%;object-fit:cover;transition:transform .65s}
    .app-card::after{content:"";position:absolute;inset:0;z-index:-1;background:linear-gradient(180deg,rgba(11,27,23,.02),rgba(11,27,23,.84))}
    .app-card:hover img{transform:scale(1.05)}
    .app-content{padding:24px;color:#fff}
    .app-content .tag{position:static;background:rgba(255,255,255,.15);color:#fff;border:1px solid rgba(255,255,255,.14)}
    .app-content h3{font-family:"Fraunces",Georgia,serif;font-size:26px;font-weight:600;margin:10px 0 6px}
    .app-content p{max-width:430px;margin:0 0 14px;color:rgba(255,255,255,.78);font-size:12px;line-height:1.6}
    .app-content .text-link{color:#fff}

    /* ---------- process ---------- */
    .process-grid{display:grid;grid-template-columns:repeat(6,1fr);gap:14px;list-style:none;margin:0;padding:0}
    .process-grid li{padding-top:18px;border-top:1px solid var(--line)}
    .process-grid li > span{font-family:"Fraunces",Georgia,serif;font-size:13px;font-weight:700;color:var(--amber)}
    .process-grid h3{margin:12px 0 6px;font-size:14px;letter-spacing:-.01em}
    .process-grid p{margin:0;color:var(--muted);font-size:11px;line-height:1.58}

    /* ---------- certifications ---------- */
    .cert-grid{display:grid;grid-template-columns:.9fr 1.1fr;gap:56px;align-items:center}
    .cert-copy > p{margin:0 0 24px;color:var(--muted);font-size:14px;line-height:1.72}
    .cert-cards{display:grid;grid-template-columns:1fr 1fr;gap:14px}
    .cert-card{padding:22px;background:#fff;border:1px solid var(--line);border-radius:18px}
    .cert-card .icon{width:23px;height:23px;margin-bottom:14px;color:var(--teal)}
    .cert-card h3{margin:0 0 6px;font-size:14px}
    .cert-card p{margin:0;color:var(--muted);font-size:11px;line-height:1.6}

    /* ---------- FAQ ---------- */
    .faq-grid{display:grid;grid-template-columns:.8fr 1.2fr;gap:56px;align-items:start}
    .faq-intro > p{color:var(--muted);font-size:13px;line-height:1.7}
    .faq-list{border-top:1px solid var(--line)}
    .faq-item{border-bottom:1px solid var(--line)}
    .faq-item > button{display:flex;align-items:center;justify-content:space-between;gap:20px;width:100%;padding:20px 0;border:0;background:none;text-align:left;font-size:14px;font-weight:700}
    .faq-item > button .icon{width:17px;height:17px;flex:none;color:var(--teal);transition:transform .25s}
    .faq-item.open > button .icon{transform:rotate(45deg)}
    .faq-panel{display:grid;grid-template-rows:0fr;transition:grid-template-rows .3s ease}
    .faq-item.open .faq-panel{grid-template-rows:1fr}
    .faq-panel > div{overflow:hidden}
    .faq-panel p{max-width:650px;margin:0 0 20px;color:var(--muted);font-size:13px;line-height:1.7}

    /* ---------- RFQ ---------- */
    .rfq-section{background:linear-gradient(180deg,var(--cream),#efece2)}
    .rfq-grid{display:grid;grid-template-columns:.9fr 1.1fr;gap:56px;align-items:start}
    .rfq-copy > p{margin:0 0 26px;color:var(--muted);font-size:14px;line-height:1.72}
    .contact-list{display:grid;gap:14px;list-style:none;margin:0;padding:0}
    .contact-list li{display:flex;align-items:flex-start;gap:11px;color:var(--muted);font-size:12px;line-height:1.6}
    .contact-list .icon{width:17px;height:17px;flex:none;margin-top:2px;color:var(--teal)}
    .contact-list a{color:var(--ink);font-weight:700}
    .contact-list a:hover{color:var(--teal)}
    .rfq-form{padding:28px;background:#fff;border:1px solid var(--line);border-radius:22px;box-shadow:0 24px 60px rgba(11,27,23,.08)}
    .form-row{display:grid;grid-template-columns:1fr 1fr;gap:14px}
    .field{margin-bottom:14px}
    .field label{display:block;margin-bottom:7px;color:var(--forest);font-size:10px;font-weight:800;letter-spacing:.04em}
    .field input,.field select,.field textarea{width:100%;padding:12px 13px;border:1px solid #d9d4c8;border-radius:10px;background:#fbfaf6;font-size:12px;transition:border-color .2s,box-shadow .2s}
    .field input::placeholder,.field textarea::placeholder{color:#9a9a8f}
    .field input:focus,.field select:focus,.field textarea:focus{outline:0;border-color:var(--teal);box-shadow:0 0 0 3px rgba(20,125,100,.12)}
    .field textarea{min-height:96px;resize:vertical}
    .consent{display:flex;align-items:flex-start;gap:9px;margin:4px 0 16px;color:var(--muted);font-size:10px;line-height:1.55}
    .consent input{margin-top:2px;accent-color:var(--teal)}
    .form-note{margin:12px 0 0;color:var(--muted);font-size:10px;line-height:1.5;text-align:center}
    .form-note.success{color:var(--teal);font-weight:700}
    .form-note.error{color:#b23a2b;font-weight:700}
    .hp{position:absolute!important;left:-9999px!important;width:1px;height:1px;overflow:hidden;opacity:0}

    /* ---------- footer ---------- */
    .footer{padding:64px 0 24px;background:var(--forest);color:#dceee5}
    .footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:40px;padding-bottom:44px;border-bottom:1px solid rgba(255,255,255,.12)}
    .footer .brand-text strong{color:#fff}
    .footer .brand-text small{color:#9fe0c8}
    .footer-brand p{max-width:300px;margin:16px 0 20px;color:rgba(220,238,229,.65);font-size:12px;line-height:1.7}
    .footer h4{margin:0 0 14px;color:#9fe0c8;font-size:10px;font-weight:800;letter-spacing:.14em;text-transform:uppercase}
    .footer-links{display:grid;gap:9px;font-size:12px}
    .footer-links a{color:rgba(220,238,229,.72)}
    .footer-links a:hover{color:#fff}
    .socials{display:flex;gap:9px}
    .socials a{display:grid;place-items:center;width:34px;height:34px;border:1px solid rgba(255,255,255,.16);border-radius:50%;color:#dceee5;transition:background .2s,border-color .2s}
    .socials a:hover{background:rgba(255,255,255,.08);border-color:rgba(255,255,255,.3)}
    .socials .icon{width:14px;height:14px}
    .footer-bottom{display:flex;flex-wrap:wrap;justify-content:space-between;gap:14px;padding-top:20px;color:rgba(220,238,229,.46);font-size:10px;line-height:1.6}
    .footer-bottom a:hover{color:#fff}

    /* ---------- chat ---------- */
    .chat{position:fixed;right:22px;bottom:22px;z-index:80}
    .chat-toggle{position:relative;display:flex;align-items:center;gap:8px;padding:13px 18px;border:0;border-radius:999px;background:var(--forest);color:#fff;font-size:12px;font-weight:800;box-shadow:0 14px 30px rgba(11,27,23,.25)}
    .chat-toggle .icon{width:17px;height:17px}
    .chat-dot{position:absolute;top:8px;right:10px;width:7px;height:7px;border-radius:50%;background:var(--amber);box-shadow:0 0 0 3px rgba(233,161,59,.2)}
    .chat-panel{
      position:absolute;right:0;bottom:62px;display:flex;flex-direction:column;width:360px;max-width:calc(100vw - 32px);
      overflow:hidden;background:#fff;border:1px solid var(--line);border-radius:20px;box-shadow:0 30px 80px rgba(11,27,23,.25);
      opacity:0;visibility:hidden;transform:translateY(12px) scale(.98);transform-origin:bottom right;pointer-events:none;transition:opacity .22s,transform .22s,visibility .22s;
    }
    .chat-panel.open{opacity:1;visibility:visible;transform:none;pointer-events:auto}
    .chat-head{display:flex;align-items:center;gap:11px;padding:16px;background:var(--forest);color:#fff}
    .chat-avatar{display:grid;place-items:center;width:36px;height:36px;flex:none;border-radius:50%;background:var(--amber);color:var(--forest);font-family:"Fraunces",Georgia,serif;font-size:17px;font-weight:700}
    .chat-head strong{display:block;font-size:12px}
    .chat-head span{display:block;margin-top:2px;color:#9fe0c8;font-size:9px}
    .chat-close{margin-left:auto;padding:4px;border:0;background:none;color:#fff;line-height:0}
    .chat-close .icon{width:17px;height:17px}
    .chat-body{display:flex;flex-direction:column;gap:9px;height:320px;padding:16px;overflow-y:auto;background:#f7f5ef}
    .msg{max-width:86%;padding:10px 12px;border-radius:14px;font-size:11px;line-height:1.6}
    .msg.bot{align-self:flex-start;background:#fff;border:1px solid var(--line);border-bottom-left-radius:4px;color:var(--ink)}
    .msg.user{align-self:flex-end;background:var(--forest);color:#fff;border-bottom-right-radius:4px}
    .msg.typing{display:flex;align-items:center;gap:4px;width:54px}
    .msg.typing span{width:5px;height:5px;border-radius:50%;background:var(--muted);animation:bounce 1s infinite}
    .msg.typing span:nth-child(2){animation-delay:.15s}
    .msg.typing span:nth-child(3){animation-delay:.3s}
    @keyframes bounce{0%,60%,100%{transform:translateY(0)}30%{transform:translateY(-4px)}}
    .chat-chips{display:flex;flex-wrap:wrap;gap:6px;margin-top:2px}
    .chat-chips button{padding:7px 9px;border:1px solid rgba(20,125,100,.25);border-radius:999px;background:#fff;color:var(--teal);font-size:9px;font-weight:800}
    .chat-chips button:hover{background:var(--mint)}
    .chat-form{display:flex;gap:8px;padding:12px;background:#fff;border-top:1px solid var(--line)}
    .chat-form input{flex:1;min-width:0;padding:10px 13px;border:1px solid #d9d4c8;border-radius:999px;background:#fbfaf6;font-size:11px}
    .chat-form input:focus{outline:0;border-color:var(--teal)}
    .chat-form button{display:grid;place-items:center;width:38px;height:38px;flex:none;border:0;border-radius:50%;background:var(--forest);color:#fff}
    .chat-form .icon{width:15px;height:15px}
    .chat-foot{padding:0 12px 12px;background:#fff;color:var(--muted);font-size:9px;text-align:center}
    .chat-foot a{color:var(--teal);font-weight:800}

    /* ---------- floating whatsapp / toast ---------- */
    .whatsapp-float{position:fixed;left:22px;bottom:22px;z-index:79;display:grid;place-items:center;width:50px;height:50px;border-radius:50%;background:#25d366;color:#fff;box-shadow:0 12px 30px rgba(37,211,102,.35);transition:transform .2s}
    .whatsapp-float:hover{transform:translateY(-3px)}
    .whatsapp-float .icon{width:26px;height:26px}
    .toast{position:fixed;left:50%;bottom:28px;z-index:100;max-width:calc(100vw - 32px);padding:12px 18px;border-radius:999px;background:var(--ink);color:#fff;font-size:11px;font-weight:600;line-height:1.5;text-align:center;box-shadow:0 10px 30px rgba(0,0,0,.25);opacity:0;transform:translate(-50%,20px);pointer-events:none;transition:opacity .25s,transform .25s}
    .toast.show{opacity:1;transform:translate(-50%,0)}

    /* ---------- reveal ---------- */
    .js .reveal{opacity:0;transform:translateY(22px);transition:opacity .7s ease,transform .7s ease}
    .js .reveal.in{opacity:1;transform:none}

    /* ---------- responsive ---------- */
    @media (max-width:1100px){
      .value-grid{grid-template-columns:1fr 1fr}
      .process-grid{grid-template-columns:repeat(3,1fr);gap:22px 14px}
    }
    @media (max-width:980px){
      .nav-toggle{display:inline-flex}
      .nav-links{
        position:absolute;top:100%;left:0;right:0;display:none;flex-direction:column;align-items:stretch;gap:2px;
        padding:18px 24px 24px;background:var(--cream);border-bottom:1px solid var(--line);box-shadow:0 24px 40px rgba(11,27,23,.08);
      }
      .site-header.nav-open .nav-links{display:flex}
      .nav-links > a:not(.btn){padding:12px 0;border-bottom:1px solid var(--line)}
      .nav-cta{margin-top:10px;justify-content:center}
      .hero{padding-top:56px}
      .hero-grid{grid-template-columns:1fr;gap:40px}
      .hero-visual{max-width:620px;min-height:auto}
      .hero-image{height:440px}
      .hero-float{left:-10px;bottom:-18px;width:150px;height:180px}
      .stat-card{right:10px;top:14px}
      .section-head{flex-direction:column;align-items:flex-start;gap:18px}
      .section-lede{max-width:560px}
      .factory-grid,.cert-grid,.faq-grid,.rfq-grid{grid-template-columns:1fr;gap:36px}
      .factory-media{min-height:380px}
      .cert-cards{max-width:620px}
    }
    @media (max-width:760px){
      .topbar-left{display:none}
      .topbar-inner{justify-content:flex-end}
      .header-inner{min-height:68px}
      .brand-mark{width:38px;height:38px}
      .brand-text strong{font-size:15px}
      .brand-text small{font-size:8px}
      .hero-image{height:390px;border-radius:24px}
      .product-grid,.app-grid{grid-template-columns:1fr}
      .product-media{height:230px}
      .form-row{grid-template-columns:1fr;gap:0}
      .footer-grid{grid-template-columns:1fr 1fr;gap:30px}
      .footer-brand{grid-column:1/-1}
      .process-grid{grid-template-columns:1fr 1fr}
      .section{padding:72px 0}
      .section-tight{padding:58px 0}
    }
    @media (max-width:560px){
      .container{width:calc(100% - 32px)}
      .topbar{font-size:10px}
      .topbar-right .topbar-divider,.topbar-right a:first-of-type{display:none}
      .hero{padding-top:44px;padding-bottom:40px}
      h1{font-size:clamp(42px,13vw,58px)}
      .hero-image{height:340px}
      .hero-float{display:none}
      .stat-card{right:8px;top:8px;min-width:138px;padding:12px 14px}
      .stat-card strong{font-size:26px}
      .hero-actions .btn{width:100%}
      .trust-list{gap:10px 16px}
      .value-grid,.cert-cards{grid-template-columns:1fr}
      .process-grid{grid-template-columns:1fr}
      .footer-grid{grid-template-columns:1fr}
      .rfq-form{padding:22px}
      .chat{right:16px;bottom:16px}
      .chat-toggle span:not(.chat-dot){display:none}
      .chat-toggle{padding:14px;border-radius:50%}
      .chat-panel{bottom:58px}
      .whatsapp-float{left:16px;bottom:16px;width:46px;height:46px}
      .toast{bottom:88px}
      .section-head{margin-bottom:32px}
    }
    @media (prefers-reduced-motion:reduce){
      html{scroll-behavior:auto}
      *,*::before,*::after{animation-duration:.001ms!important;animation-iteration-count:1!important;transition-duration:.001ms!important}
      .js .reveal{opacity:1;transform:none}
    }