@charset "utf-8";
/* FARAR — основной стиль */
:root{
  --brand:#E8541F;
  --brand-dark:#C33F0E;
  --brand-soft:#FFF1EA;
  --ink:#16202B;
  --ink-2:#3A4653;
  --muted:#6B7787;
  --line:#E4E8ED;
  --bg:#FFFFFF;
  --bg-soft:#F5F7F9;
  --radius:10px;
  --shadow:0 6px 24px rgba(22,32,43,.08);
  --shadow-lg:0 18px 48px rgba(22,32,43,.16);
  --max:1240px;
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,"Helvetica Neue",Arial,sans-serif;
  color:var(--ink);background:var(--bg);line-height:1.6;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;height:auto}
a{color:inherit;text-decoration:none}
ul{list-style:none}
button{font:inherit;cursor:pointer;border:none;background:none}
input,textarea,select{font:inherit;color:inherit}
.container{width:100%;max-width:var(--max);margin:0 auto;padding:0 20px}

/* ---------- topbar ---------- */
.topbar{background:var(--ink);color:#C8D0DA;font-size:13px}
.topbar .container{display:flex;justify-content:space-between;align-items:center;height:40px;gap:16px;flex-wrap:wrap}
.topbar a:hover{color:#fff}
.topbar .tb-right{display:flex;gap:18px;flex-wrap:wrap}
.topbar .tb-item{display:flex;align-items:center;gap:6px}
.topbar svg{width:14px;height:14px;fill:currentColor;flex:none}

/* ---------- header ---------- */
.header{position:sticky;top:0;z-index:60;background:#fff;border-bottom:1px solid var(--line);box-shadow:0 2px 10px rgba(22,32,43,.04)}
.header .container{display:flex;align-items:center;justify-content:space-between;height:74px;gap:24px}
.logo{display:flex;align-items:center;gap:10px;flex:none}
.logo-mark{
  width:42px;height:42px;border-radius:8px;background:var(--brand);color:#fff;
  display:flex;align-items:center;justify-content:center;font-weight:800;font-size:20px;letter-spacing:-.5px;
}
.logo-text{font-size:22px;font-weight:800;letter-spacing:.5px;line-height:1.1}
.logo-text small{display:block;font-size:11px;font-weight:500;color:var(--muted);letter-spacing:1.4px}
.nav{display:flex;align-items:center;gap:4px}
.nav>li{position:relative}
.nav>li>a{
  display:block;padding:26px 14px;font-size:15px;font-weight:500;color:var(--ink-2);
  border-bottom:2px solid transparent;transition:.2s;white-space:nowrap;
}
.nav>li>a:hover,.nav>li>a.active{color:var(--brand);border-bottom-color:var(--brand)}
.has-sub>a::after{content:"";display:inline-block;margin-left:6px;vertical-align:middle;
  border:4px solid transparent;border-top-color:currentColor;transform:translateY(2px)}
.submenu{
  position:absolute;left:0;top:100%;min-width:260px;background:#fff;border:1px solid var(--line);
  border-radius:8px;box-shadow:var(--shadow-lg);padding:8px 0;opacity:0;visibility:hidden;
  transform:translateY(8px);transition:.2s;
}
.has-sub:hover .submenu{opacity:1;visibility:visible;transform:translateY(0)}
.submenu a{display:block;padding:9px 18px;font-size:14px;color:var(--ink-2)}
.submenu a:hover{background:var(--brand-soft);color:var(--brand)}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:12px 22px;border-radius:6px;font-size:15px;font-weight:600;transition:.2s;white-space:nowrap;
}
.btn-primary{background:var(--brand);color:#fff}
.btn-primary:hover{background:var(--brand-dark);transform:translateY(-1px);box-shadow:0 8px 20px rgba(232,84,31,.3)}
.btn-outline{border:1.5px solid #fff;color:#fff}
.btn-outline:hover{background:#fff;color:var(--ink)}
.btn-dark{background:var(--ink);color:#fff}
.btn-dark:hover{background:#000}
.btn-wa{background:#25D366;color:#fff}
.btn-wa:hover{background:#1DA851}
.btn-wa svg{width:18px;height:18px;fill:currentColor}
.btn svg{width:18px;height:18px;fill:currentColor;flex:none}
.btn-submit{min-width:220px}
.hd-right{display:flex;align-items:center;gap:12px;flex:none}
.burger{display:none;width:42px;height:42px;border:1px solid var(--line);border-radius:6px;
  align-items:center;justify-content:center;flex-direction:column;gap:4px}
.burger span{display:block;width:18px;height:2px;background:var(--ink)}

/* ---------- hero ---------- */
.hero{position:relative;height:min(78vh,660px);min-height:460px;overflow:hidden;background:var(--ink)}
.hero-slide{position:absolute;inset:0;opacity:0;transition:opacity .9s ease}
.hero-slide.active{opacity:1}
.hero-slide img{width:100%;height:100%;object-fit:cover}
.hero-slide::after{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(12,18,26,.78) 0%,rgba(12,18,26,.55) 55%,rgba(12,18,26,.2) 100%)}
.hero-content{position:relative;z-index:2;height:100%;display:flex;align-items:center}
.hero-inner{max-width:640px;color:#fff}
.hero-tag{
  display:inline-block;background:rgba(232,84,31,.92);color:#fff;font-size:12.5px;font-weight:700;
  letter-spacing:1.5px;padding:6px 14px;border-radius:4px;margin-bottom:20px;
}
.hero h1{font-size:clamp(30px,4.4vw,52px);line-height:1.15;font-weight:800;margin-bottom:18px;letter-spacing:-.5px}
.hero h1 em{font-style:normal;color:var(--brand)}
.hero p{font-size:clamp(15px,1.5vw,18px);color:#D5DCE4;margin-bottom:30px;max-width:560px}
.hero-btns{display:flex;gap:14px;flex-wrap:wrap}
.hero-dots{position:absolute;bottom:28px;left:0;right:0;z-index:3;display:flex;justify-content:center;gap:10px}
.hero-dots button{width:34px;height:4px;border-radius:2px;background:rgba(255,255,255,.4);transition:.3s}
.hero-dots button.active{background:var(--brand);width:52px}

/* ---------- advantages strip ---------- */
.adv{background:var(--bg-soft);border-bottom:1px solid var(--line)}
.adv-grid{display:grid;grid-template-columns:repeat(4,1fr)}
.adv-item{display:flex;gap:14px;align-items:flex-start;padding:26px 22px;border-right:1px solid var(--line)}
.adv-item:last-child{border-right:none}
.adv-ico{
  width:44px;height:44px;border-radius:8px;background:var(--brand-soft);color:var(--brand);
  display:flex;align-items:center;justify-content:center;flex:none
}
.adv-ico svg{width:22px;height:22px;fill:currentColor}
.adv-item h4{font-size:15px;font-weight:700;margin-bottom:3px}
.adv-item p{font-size:13px;color:var(--muted);line-height:1.45}

/* ---------- section ---------- */
.section{padding:78px 0}
.section.soft{background:var(--bg-soft)}
.sec-head{text-align:center;max-width:720px;margin:0 auto 46px}
.sec-tag{display:inline-block;color:var(--brand);font-size:13px;font-weight:700;letter-spacing:2px;margin-bottom:10px}
.sec-head h2{font-size:clamp(26px,3vw,38px);font-weight:800;line-height:1.25;margin-bottom:14px;letter-spacing:-.4px}
.sec-head p{color:var(--muted);font-size:16px}
.sec-head::after{content:"";display:block;width:56px;height:3px;background:var(--brand);margin:20px auto 0;border-radius:2px}

/* ---------- product grid ---------- */
.filters{display:flex;justify-content:center;flex-wrap:wrap;gap:10px;margin-bottom:36px}
.filters button{
  padding:9px 20px;border:1px solid var(--line);border-radius:30px;font-size:14px;font-weight:500;
  color:var(--ink-2);background:#fff;transition:.2s
}
.filters button:hover{border-color:var(--brand);color:var(--brand)}
.filters button.active{background:var(--brand);border-color:var(--brand);color:#fff}
.pgrid{display:grid;grid-template-columns:repeat(4,1fr);gap:22px}
.pcard{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;
  transition:.25s;display:flex;flex-direction:column
}
.pcard:hover{transform:translateY(-6px);box-shadow:var(--shadow-lg);border-color:transparent}
.pcard-img{position:relative;aspect-ratio:4/3;overflow:hidden;background:var(--bg-soft)}
.pcard-img img{width:100%;height:100%;object-fit:cover;transition:transform .5s}
.pcard:hover .pcard-img img{transform:scale(1.07)}
.pcard-badge{
  position:absolute;left:12px;top:12px;background:var(--brand);color:#fff;font-size:11.5px;
  font-weight:700;padding:4px 10px;border-radius:4px;letter-spacing:.4px
}
.pcard-body{padding:18px;flex:1;display:flex;flex-direction:column}
.pcard-body h3{font-size:16.5px;font-weight:700;margin-bottom:8px;line-height:1.35}
.pcard-body p{font-size:13.5px;color:var(--muted);flex:1;margin-bottom:14px}
.pcard-link{display:inline-flex;align-items:center;gap:6px;color:var(--brand);font-size:14px;font-weight:600}
.pcard-link svg{width:14px;height:14px;fill:currentColor;transition:transform .2s}
.pcard:hover .pcard-link svg{transform:translateX(4px)}
.more-wrap{text-align:center;margin-top:42px}

/* ---------- stats / factory ---------- */
.factory{display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:center}
.factory-img{position:relative;border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow-lg)}
.factory-img img{width:100%;aspect-ratio:4/3;object-fit:cover}
.factory-badge{
  position:absolute;left:20px;bottom:20px;background:rgba(255,255,255,.96);border-radius:8px;
  padding:14px 20px;box-shadow:var(--shadow)
}
.factory-badge strong{display:block;font-size:22px;color:var(--brand);line-height:1.2}
.factory-badge span{font-size:12.5px;color:var(--muted)}
.feat-list{margin:26px 0 32px}
.feat-list li{display:flex;gap:12px;padding:11px 0;border-bottom:1px dashed var(--line);font-size:15px}
.feat-list li:last-child{border-bottom:none}
.feat-list .tick{
  width:22px;height:22px;border-radius:50%;background:var(--brand-soft);color:var(--brand);
  display:flex;align-items:center;justify-content:center;flex:none;margin-top:2px
}
.feat-list .tick svg{width:12px;height:12px;fill:currentColor}
.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;margin-top:8px}
.stat{background:var(--bg-soft);border-radius:8px;padding:18px 14px;text-align:center}
.stat b{display:block;font-size:clamp(22px,2.4vw,30px);color:var(--brand);font-weight:800;line-height:1.1}
.stat span{font-size:12.5px;color:var(--muted)}

/* ---------- cases ---------- */
.cgrid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.ccard{position:relative;border-radius:var(--radius);overflow:hidden;aspect-ratio:1/1;cursor:pointer;background:var(--ink)}
.ccard img{width:100%;height:100%;object-fit:cover;transition:transform .5s}
.ccard:hover img{transform:scale(1.08)}
.ccard::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(12,18,26,0) 40%,rgba(12,18,26,.85) 100%)}
.ccard-txt{position:absolute;left:16px;right:16px;bottom:14px;z-index:2;color:#fff}
.ccard-txt b{display:block;font-size:15px;font-weight:700;margin-bottom:3px;line-height:1.3}
.ccard-txt span{font-size:12.5px;opacity:.85}
.ccard-zoom{
  position:absolute;inset:0;z-index:3;display:flex;align-items:center;justify-content:center;
  opacity:0;transition:.25s
}
.ccard:hover .ccard-zoom{opacity:1}
.ccard-zoom i{
  width:52px;height:52px;border-radius:50%;background:rgba(232,84,31,.95);display:flex;
  align-items:center;justify-content:center
}
.ccard-zoom svg{width:20px;height:20px;fill:#fff}

/* ---------- certs ---------- */
.certs{display:grid;grid-template-columns:repeat(6,1fr);gap:16px}
.cert{background:#fff;border:1px solid var(--line);border-radius:8px;padding:12px;text-align:center;transition:.25s}
.cert:hover{box-shadow:var(--shadow);transform:translateY(-4px)}
.cert img{width:100%;aspect-ratio:1/1;object-fit:contain;margin-bottom:8px}
.cert span{font-size:12px;color:var(--muted);line-height:1.4;display:block}

/* ---------- video ---------- */
.vgrid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.vcard{background:#000;border-radius:var(--radius);overflow:hidden}
.vcard video{width:100%;aspect-ratio:16/9;object-fit:cover;background:#000}
.vcard .vcap{padding:14px 16px;background:#fff;border:1px solid var(--line);border-top:none;border-radius:0 0 var(--radius) var(--radius)}
.vcard .vcap b{font-size:15px;display:block}
.vcard .vcap span{font-size:13px;color:var(--muted)}

/* ---------- inquiry form ---------- */
.inquiry{background:linear-gradient(135deg,#16202B 0%,#22303F 100%);color:#fff}
.inquiry .sec-head p{color:#AEBAC7}
.inq-wrap{display:grid;grid-template-columns:1fr 1.25fr;gap:52px;align-items:start}
.inq-info h3{font-size:24px;font-weight:800;margin-bottom:14px}
.inq-info>p{color:#AEBAC7;font-size:15px;margin-bottom:26px}
.inq-contact{display:flex;flex-direction:column;gap:16px}
.inq-row{display:flex;gap:14px;align-items:flex-start}
.inq-ico{width:40px;height:40px;border-radius:8px;background:rgba(232,84,31,.16);color:var(--brand);
  display:flex;align-items:center;justify-content:center;flex:none}
.inq-ico svg{width:18px;height:18px;fill:currentColor}
.inq-row b{display:block;font-size:14px;margin-bottom:2px}
.inq-row span,.inq-row a{font-size:14.5px;color:#C9D4DE}
.inq-row a:hover{color:#fff}
.form-box{background:#fff;border-radius:12px;padding:32px;color:var(--ink);box-shadow:var(--shadow-lg)}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.form-group{margin-bottom:16px}
.form-group label{display:block;font-size:13px;font-weight:600;margin-bottom:6px;color:var(--ink-2)}
.form-group input,.form-group select,.form-group textarea{
  width:100%;padding:12px 14px;border:1px solid var(--line);border-radius:6px;font-size:14.5px;
  background:#fff;transition:.2s
}
.form-group input:focus,.form-group select:focus,.form-group textarea:focus{
  outline:none;border-color:var(--brand);box-shadow:0 0 0 3px rgba(232,84,31,.12)
}
.form-group textarea{min-height:96px;resize:vertical}
.form-box .btn-primary{width:100%;padding:14px;font-size:16px}
.form-note{font-size:12.5px;color:var(--muted);text-align:center;margin-top:12px;line-height:1.5}
.form-ok{
  display:none;background:#E8F7EE;border:1px solid #B7E4C7;color:#1B7A3E;border-radius:8px;
  padding:14px;font-size:14px;margin-bottom:16px
}
.form-ok.err{background:#FDECEA;border-color:#F5C6C2;color:#B03024}
.form-or{display:flex;align-items:center;gap:12px;margin:14px 0;color:var(--muted);font-size:12.5px}
.form-or::before,.form-or::after{content:"";flex:1;height:1px;background:var(--line)}
.btn[disabled]{opacity:.6;cursor:default}

/* ---------- product mail modal ---------- */
.modal{position:fixed;inset:0;z-index:120;display:none;align-items:center;justify-content:center;padding:20px}
.modal.open{display:flex}
.modal-back{position:absolute;inset:0;background:rgba(12,18,26,.62)}
.modal-box{position:relative;background:#fff;border-radius:var(--radius);max-width:520px;width:100%;max-height:90vh;overflow:auto;padding:30px 28px;box-shadow:var(--shadow-lg)}
.modal-box h3{font-size:20px;font-weight:800;margin-bottom:4px}
.modal-sub{font-size:13.5px;color:var(--brand);font-weight:600;margin-bottom:14px}
.modal-close{position:absolute;top:12px;right:12px;width:34px;height:34px;border:none;background:var(--bg-soft);border-radius:6px;cursor:pointer;display:flex;align-items:center;justify-content:center;color:var(--muted)}
.modal-close:hover{background:#eee;color:var(--ink)}
.modal-close svg{width:16px;height:16px;fill:currentColor}
.modal-ok{display:none;font-size:13.5px;border-radius:6px;padding:10px 12px;margin-bottom:12px;line-height:1.45}
.modal-ok.ok{display:block;color:#1B7A3E;background:#E8F7EE;border:1px solid #B7E4C7}
.modal-ok.err{display:block;color:#B03024;background:#FDECEA;border:1px solid #F5C6C2}

/* ---------- боковая панель контактов ---------- */
.side-contact{
  position:fixed;right:0;top:50%;transform:translateY(-50%);z-index:110;
  display:flex;flex-direction:row-reverse;align-items:flex-start
}
.sc-toggle{
  background:var(--brand);color:#fff;padding:15px 9px;border-radius:10px 0 0 10px;
  display:flex;flex-direction:column;align-items:center;gap:9px;
  box-shadow:-4px 6px 18px rgba(22,32,43,.22);transition:.2s
}
.sc-toggle:hover{background:var(--brand-dark)}
.sc-toggle-ico svg{width:19px;height:19px;fill:#fff;display:block}
.sc-toggle-txt{writing-mode:vertical-rl;font-size:13px;font-weight:700;letter-spacing:1.2px}
.sc-panel{
  width:300px;background:#fff;border:1px solid var(--line);border-right:none;
  border-radius:12px 0 0 12px;box-shadow:-8px 10px 34px rgba(22,32,43,.18);overflow:hidden;
  transform:translateX(106%);opacity:0;visibility:hidden;transition:transform .32s ease,opacity .28s ease,visibility .32s
}
.side-contact.open .sc-panel{transform:none;opacity:1;visibility:visible}
.sc-head{background:var(--ink);color:#fff;display:flex;align-items:center;justify-content:space-between;padding:13px 15px}
.sc-head b{font-size:14.5px}
.sc-close{width:28px;height:28px;border-radius:6px;display:flex;align-items:center;justify-content:center;background:rgba(255,255,255,.1)}
.sc-close svg{width:14px;height:14px;fill:#fff}
.sc-body{padding:15px;max-height:calc(100vh - 190px);overflow-y:auto}
.sc-item{display:flex;gap:11px;align-items:center;padding:11px;border:1px solid var(--line);
  border-radius:8px;margin-bottom:9px;transition:.2s}
.sc-item i{width:38px;height:38px;border-radius:8px;display:flex;align-items:center;justify-content:center;flex:none}
.sc-item i svg{width:20px;height:20px;fill:#fff}
.sc-wa i{background:#25D366}
.sc-mail i{background:var(--brand)}
.sc-item b{display:block;font-size:14px;line-height:1.3}
.sc-item span{font-size:12.5px;color:var(--muted);word-break:break-all}
.sc-item:hover{border-color:var(--brand);background:var(--brand-soft)}
.sc-form-title{display:flex;align-items:center;gap:7px;font-size:13px;font-weight:700;color:var(--ink-2);
  margin:14px 0 11px;padding-top:13px;border-top:1px solid var(--line)}
.sc-form-title svg{width:15px;height:15px;fill:var(--brand)}
.sc-form input,.sc-form textarea{
  width:100%;padding:9px 11px;border:1px solid var(--line);border-radius:6px;font-size:13.5px;margin-bottom:8px;background:#fff
}
.sc-form input:focus,.sc-form textarea:focus{outline:none;border-color:var(--brand);box-shadow:0 0 0 3px rgba(232,84,31,.12)}
.sc-form .btn{width:100%;padding:11px;font-size:14.5px}
.sc-note{display:none;font-size:12px;line-height:1.5;margin-top:9px}
.sc-note.ok{display:block;color:#1B7A3E;background:#E8F7EE;border:1px solid #B7E4C7;border-radius:6px;padding:8px 10px}
.sc-note.err{display:block;color:#B03024;background:#FDECEA;border:1px solid #F5C6C2;border-radius:6px;padding:8px 10px}

/* ---------- footer ---------- */
.footer{background:#101821;color:#9FADBB;padding:62px 0 0;font-size:14.5px}
.fgrid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:40px;padding-bottom:44px}
.footer h4{color:#fff;font-size:16px;font-weight:700;margin-bottom:18px}
.footer .f-logo{display:flex;align-items:center;gap:10px;margin-bottom:16px}
.footer .f-logo .logo-mark{width:38px;height:38px;font-size:18px}
.footer .f-logo b{color:#fff;font-size:20px}
.footer p{line-height:1.75;margin-bottom:16px}
.footer li{padding:6px 0}
.footer li a:hover{color:var(--brand)}
.f-contact{display:flex;gap:10px;align-items:flex-start;padding:7px 0}
.f-contact svg{width:16px;height:16px;fill:var(--brand);flex:none;margin-top:4px}
.fbottom{border-top:1px solid #1E2A36;padding:20px 0;display:flex;justify-content:space-between;
  gap:14px;flex-wrap:wrap;font-size:13px;color:#77889A}

/* ---------- floating wa ---------- */
.wa-float{
  position:fixed;right:22px;bottom:22px;z-index:80;width:56px;height:56px;border-radius:50%;
  background:#25D366;display:flex;align-items:center;justify-content:center;
  box-shadow:0 8px 22px rgba(37,211,102,.42);transition:.25s
}
.wa-float:hover{transform:scale(1.08)}
.wa-float svg{width:30px;height:30px;fill:#fff}

/* ---------- lightbox ---------- */
.lb{position:fixed;inset:0;z-index:200;background:rgba(10,15,21,.92);display:none;
  align-items:center;justify-content:center;padding:30px}
.lb.open{display:flex}
.lb img{max-width:min(92vw,1000px);max-height:82vh;border-radius:6px;box-shadow:var(--shadow-lg)}
.lb-close{position:absolute;top:22px;right:26px;width:44px;height:44px;border-radius:50%;
  background:rgba(255,255,255,.12);display:flex;align-items:center;justify-content:center}
.lb-close svg{width:18px;height:18px;fill:#fff}
.lb-cap{position:absolute;bottom:34px;left:0;right:0;text-align:center;color:#fff;font-size:15px;padding:0 30px}
.lb-nav{position:absolute;top:50%;transform:translateY(-50%);width:48px;height:48px;border-radius:50%;
  background:rgba(255,255,255,.12);display:flex;align-items:center;justify-content:center}
.lb-nav svg{width:16px;height:16px;fill:#fff}
.lb-prev{left:24px}.lb-next{right:24px}

/* ---------- reveal ---------- */
.reveal{opacity:0;transform:translateY(26px);transition:opacity .7s ease,transform .7s ease}
.reveal.in{opacity:1;transform:none}

/* ---------- product detail ---------- */
.crumb{background:var(--bg-soft);border-bottom:1px solid var(--line);padding:14px 0;font-size:13.5px;color:var(--muted)}
.crumb a:hover{color:var(--brand)}
.pd{display:grid;grid-template-columns:1.05fr .95fr;gap:48px;padding:56px 0}
.pd-main{border-radius:var(--radius);overflow:hidden;border:1px solid var(--line);background:var(--bg-soft)}
.pd-main img{width:100%;aspect-ratio:4/3;object-fit:cover;cursor:zoom-in}
.pd-thumbs{display:grid;grid-template-columns:repeat(4,1fr);gap:10px;margin-top:10px}
.pd-thumbs button{border:2px solid transparent;border-radius:6px;overflow:hidden;background:none;opacity:.6;transition:.2s}
.pd-thumbs button.active,.pd-thumbs button:hover{opacity:1;border-color:var(--brand)}
.pd-thumbs img{aspect-ratio:4/3;object-fit:cover}
.pd-tag{display:inline-block;background:var(--brand-soft);color:var(--brand);font-size:12.5px;
  font-weight:700;padding:5px 12px;border-radius:4px;margin-bottom:14px}
.pd h1{font-size:clamp(24px,2.6vw,34px);font-weight:800;line-height:1.25;margin-bottom:14px}
.pd-desc{color:var(--muted);font-size:15.5px;margin-bottom:26px}
.spec{border:1px solid var(--line);border-radius:8px;overflow:hidden;margin-bottom:26px}
.spec-row{display:grid;grid-template-columns:200px 1fr;border-bottom:1px solid var(--line);font-size:14.5px}
.spec-row:last-child{border-bottom:none}
.spec-row b{background:var(--bg-soft);padding:12px 16px;font-weight:600;color:var(--ink-2)}
.spec-row span{padding:12px 16px}
.pd-actions{display:flex;gap:12px;flex-wrap:wrap;margin-bottom:22px}
.pd-actions .btn{flex:1;min-width:180px}
.pd-points{display:grid;grid-template-columns:1fr 1fr;gap:10px}
.pd-points li{display:flex;gap:9px;font-size:14px;color:var(--ink-2)}
.pd-points svg{width:15px;height:15px;fill:var(--brand);flex:none;margin-top:4px}

/* ---------- responsive ---------- */
@media (max-width:1080px){
  .pgrid,.cgrid{grid-template-columns:repeat(3,1fr)}
  .certs{grid-template-columns:repeat(3,1fr)}
  .fgrid{grid-template-columns:1fr 1fr}
}
@media (max-width:900px){
  .nav{display:none}
  .burger{display:flex}
  .hd-right .btn{display:none}
  .adv-grid{grid-template-columns:1fr 1fr}
  .adv-item{border-bottom:1px solid var(--line)}
  .factory,.inq-wrap,.pd{grid-template-columns:1fr;gap:32px}
  .stats{grid-template-columns:repeat(2,1fr)}
  .section{padding:56px 0}
}
@media (max-width:640px){
  .container{padding:0 16px}
  .topbar .container{height:auto;padding:8px 0;justify-content:center}
  .topbar .tb-right{gap:12px}
  .hero{height:auto;min-height:0;padding:70px 0}
  .hero-slide::after{background:linear-gradient(180deg,rgba(12,18,26,.6),rgba(12,18,26,.8))}
  .hero-dots{bottom:14px}
  .pgrid,.cgrid,.vgrid{grid-template-columns:1fr 1fr}
  .certs{grid-template-columns:repeat(2,1fr)}
  .fgrid{grid-template-columns:1fr}
  .form-row{grid-template-columns:1fr}
  .adv-grid{grid-template-columns:1fr}
  .pd-points{grid-template-columns:1fr}
  .spec-row{grid-template-columns:130px 1fr}
  .wa-float{right:14px;bottom:14px;width:50px;height:50px}
  .sc-panel{width:min(290px,84vw)}
  .sc-body{max-height:calc(100vh - 150px)}
  .sc-toggle{padding:12px 7px}
}
/* mobile drawer */
.drawer{position:fixed;inset:0;z-index:150;display:none}
.drawer.open{display:block}
.drawer-bg{position:absolute;inset:0;background:rgba(10,15,21,.5)}
.drawer-panel{
  position:absolute;right:0;top:0;bottom:0;width:min(320px,86vw);background:#fff;overflow-y:auto;
  padding:20px;animation:slideIn .25s ease
}
@keyframes slideIn{from{transform:translateX(100%)}to{transform:none}}
.drawer-head{display:flex;justify-content:space-between;align-items:center;margin-bottom:18px}
.drawer-head b{font-size:18px}
.drawer-close{width:36px;height:36px;display:flex;align-items:center;justify-content:center}
.drawer-close svg{width:16px;height:16px;fill:var(--ink)}
.drawer a{display:block;padding:13px 0;border-bottom:1px solid var(--line);font-size:15px;font-weight:500}
.drawer .btn{width:100%;margin-top:20px}