/* ============ ENTECH design system — TECON red-orange ============ */
:root{
  --red:#C8102E; --red-dark:#A00D25; --orange:#F7941D; --orange-dark:#D97C0B;
  --ink:#1F2429; --ink-2:#3B4148; --gray-6:#6B7178; --line:#E4E7EA;
  --bg:#FFFFFF; --bg-soft:#F5F6F7; --bg-dark:#22272B;
  --shadow:0 10px 30px rgba(31,36,41,.10);
  --radius:6px;
  --font:"Segoe UI",Roboto,Arial,"Helvetica Neue",sans-serif;
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{font-family:var(--font);color:var(--ink);background:var(--bg);font-size:16px;line-height:1.6;-webkit-font-smoothing:antialiased}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
ul{list-style:none}
.container{max-width:1200px;margin:0 auto;padding:0 24px}
.section{padding:72px 0}
.section.soft{background:var(--bg-soft)}
h1,h2,h3,h4{line-height:1.25;font-weight:700}
.sec-head{text-align:center;max-width:780px;margin:0 auto 48px}
.sec-head .kicker{display:inline-block;color:var(--red);font-weight:700;letter-spacing:.14em;text-transform:uppercase;font-size:13px;margin-bottom:10px}
.sec-head h2{font-size:34px;color:var(--ink)}
.sec-head p{color:var(--gray-6);margin-top:12px}
[dir="rtl"] .sec-head .kicker{letter-spacing:0}

/* buttons */
.btn{display:inline-block;padding:13px 30px;border-radius:3px;font-weight:700;font-size:15px;transition:.2s;border:2px solid transparent;cursor:pointer}
.btn-orange{background:var(--orange);color:#fff}
.btn-orange:hover{background:var(--orange-dark)}
.btn-red{background:var(--red);color:#fff}
.btn-red:hover{background:var(--red-dark)}
.btn-outline{border-color:#fff;color:#fff}
.btn-outline:hover{background:#fff;color:var(--red)}
.btn-outline-red{border-color:var(--red);color:var(--red)}
.btn-outline-red:hover{background:var(--red);color:#fff}

/* ============ header ============ */
.topbar{background:var(--ink);color:#B9BEC4;font-size:13px}
.topbar .container{display:flex;justify-content:space-between;align-items:center;height:36px}
.topbar a{color:#DDE0E3;margin-inline-start:18px}
.topbar a:hover{color:var(--orange)}
.header{position:sticky;top:0;z-index:1000;background:#fff;box-shadow:0 2px 12px rgba(0,0,0,.08)}
.header .container{display:flex;align-items:center;justify-content:space-between;height:76px;gap:18px}
.logo{display:flex;align-items:center;gap:10px}
.header .logo{position:relative;margin-inline-start:-14px;padding-inline-end:24px;flex:0 0 auto}
.header .logo::after{content:"";position:absolute;top:50%;inset-inline-end:0;transform:translateY(-50%);width:2px;height:48px;border-radius:2px;background:#C3C9CF}
.header .container>nav{margin-inline-end:auto}
.header .header-cta{flex:0 0 auto}
.logo-mark{width:44px;height:44px;background:var(--red);color:#fff;font-weight:800;font-size:22px;display:flex;align-items:center;justify-content:center;border-radius:4px;letter-spacing:-1px}
.logo-img{height:64px;width:auto;object-fit:contain;border-radius:4px;background:#fff}
.logo-img-foot{width:100%;height:auto;background:#fff;border-radius:8px;padding:10px 14px}
.logo-text{font-size:26px;font-weight:800;color:var(--red);letter-spacing:.5px}
.logo-text small{display:block;font-size:10px;font-weight:600;color:var(--gray-6);letter-spacing:.18em;text-transform:uppercase;line-height:1.2}
.nav{display:flex;align-items:center;gap:4px}
.nav>li{position:relative}
.nav>li>a{display:flex;align-items:center;gap:5px;padding:28px 10px;font-weight:600;font-size:14.5px;color:var(--ink);transition:color .2s;white-space:nowrap}
.nav>li>a:hover,.nav>li.active>a{color:var(--red)}
.nav .caret{position:absolute;top:50%;inset-inline-end:4px;transform:translateY(-50%);font-size:9px;opacity:.55;cursor:pointer;padding:8px 4px;line-height:1}
.nav>li.has-sub>a{padding-inline-end:22px}
.dropdown{position:absolute;top:100%;inset-inline-start:0;min-width:250px;background:#fff;border-top:3px solid var(--red);box-shadow:var(--shadow);opacity:0;visibility:hidden;transform:translateY(10px);transition:.25s;padding:10px 0}
.nav>li:hover .dropdown{opacity:1;visibility:visible;transform:translateY(0)}
.dropdown a{display:block;padding:10px 22px;font-size:14.5px;color:var(--ink-2)}
.dropdown a:hover{background:var(--bg-soft);color:var(--red);padding-inline-start:28px;transition:.15s}
/* mega product menu */
.nav>li.mega-li{position:static}
.mega-li .dropdown{left:0;right:0;width:100%;min-width:0;padding:0}
.mega{display:grid;grid-template-columns:240px 1fr 300px;max-width:1200px;margin:0 auto;padding:32px 24px 38px;text-align:start}
.mega-cats{border-inline-end:1px solid var(--line);padding-inline-end:16px;display:flex;flex-direction:column;gap:2px}
.mega .mega-cat{display:block;padding:12px 16px;border:1px solid transparent;border-radius:4px;font-weight:700;font-size:15px;color:var(--ink);cursor:pointer}
.mega .mega-cat:hover{color:var(--red);background:none;padding-inline-start:16px}
.mega .mega-cat.on{color:var(--red);border-color:var(--red)}
.mega-cols{display:grid;grid-template-columns:1fr 1fr;padding:0 32px;border-inline-end:1px solid var(--line)}
.mega-col h4{font-size:17px;margin-bottom:12px;color:var(--ink)}
.mega-col ul li a{display:block;padding:8px 0;font-size:14.5px;color:var(--ink-2)}
.mega-col ul li a:hover{background:none;color:var(--red);padding-inline-start:6px}
.mega-col ul li a.empty{display:none}
.mega-promo{padding-inline-start:32px}
.mega-promo h4{font-size:18px;margin-bottom:10px}
.mega-promo p{color:var(--gray-6);font-size:14px;margin-bottom:18px}
.sub-block-title{font-size:18px;color:var(--ink-2);margin:28px 0 16px;padding-inline-start:12px;border-inline-start:3px solid var(--orange)}
.header-cta{display:flex;align-items:center;gap:16px}
.lang-switch{position:relative}
.lang-btn{display:flex;align-items:center;gap:6px;background:none;border:1px solid var(--line);padding:8px 12px;border-radius:3px;font-size:14px;font-weight:600;cursor:pointer;color:var(--ink)}
.lang-menu{position:absolute;inset-inline-end:0;top:calc(100% + 6px);background:#fff;box-shadow:var(--shadow);border-radius:3px;min-width:150px;display:none;z-index:1200}
.lang-menu.open{display:block}
.lang-menu button{display:block;width:100%;text-align:start;padding:10px 16px;background:none;border:0;font-size:14px;cursor:pointer;color:var(--ink)}
.lang-menu button:hover,.lang-menu button.on{background:var(--bg-soft);color:var(--red);font-weight:700}
.burger{display:none;background:none;border:0;font-size:26px;color:var(--ink);cursor:pointer;line-height:1}

/* ============ hero accordion ============ */
.hero{position:relative;height:600px;overflow:hidden;background:var(--ink)}
.hero-acc{display:flex;height:100%;width:100%}
.hero-acc-item{position:relative;flex:0.7;overflow:hidden;cursor:pointer;border-inline-start:1px solid rgba(255,255,255,.18);transition:flex .65s cubic-bezier(.25,.46,.45,.94);background-size:cover;background-position:center;background-repeat:no-repeat}
.hero-acc-item:first-child{border-inline-start:0}
.hero-acc-overlay{position:absolute;inset:0;background:linear-gradient(90deg,rgba(20,24,28,.55) 0%,rgba(20,24,28,.25) 60%,rgba(20,24,28,.05) 100%);transition:.4s}
.hero-acc-item.on{flex:4}
.hero-acc-item.on .hero-acc-overlay{background:linear-gradient(90deg,rgba(20,24,28,.78) 0%,rgba(20,24,28,.42) 55%,rgba(20,24,28,.1) 100%)}

/* collapsed strip */
.hero-acc-collapsed{position:absolute;inset:0;display:flex;flex-direction:column;justify-content:flex-start;align-items:center;padding:34px 0 24px;gap:18px;color:#fff;transition:opacity .3s,visibility .3s}
.hero-acc-collapsed .hero-acc-num{font-size:22px;font-weight:800;color:var(--orange);padding:6px 12px;border:1.5px solid var(--orange);border-radius:2px;line-height:1}
.hero-acc-collapsed .hero-acc-name{writing-mode:vertical-rl;text-orientation:mixed;font-size:18px;font-weight:700;letter-spacing:.04em;text-transform:uppercase;white-space:nowrap;opacity:.95}
[dir="rtl"] .hero-acc-collapsed .hero-acc-name{writing-mode:vertical-lr}
.hero-acc-item.on .hero-acc-collapsed{opacity:0;visibility:hidden}

/* open panel */
.hero-acc-open{position:absolute;inset:0;display:flex;flex-direction:column;justify-content:flex-end;padding:0 0 70px 46px;max-width:640px;color:#fff;opacity:0;visibility:hidden;transition:opacity .4s .15s,visibility .4s;z-index:2}
.hero-acc-item.on .hero-acc-open{opacity:1;visibility:visible}
.hero-acc-open .hero-acc-num{font-size:15px;font-weight:700;letter-spacing:.3em;color:var(--orange);margin-bottom:14px}
.hero-acc-open h2{font-size:46px;line-height:1.12;margin-bottom:16px;font-weight:700;text-shadow:0 2px 10px rgba(0,0,0,.35)}
.hero-acc-open p{font-size:17px;color:#D8DBDE;margin-bottom:28px;max-width:520px;line-height:1.55}
.hero-acc-open .btn-orange{padding:14px 32px;font-size:15px;align-self:flex-start}

/* ============ intro split ============ */
.split{display:grid;grid-template-columns:1.05fr .95fr;gap:56px;align-items:center}
.split .txt h2{font-size:32px;margin-bottom:18px}
.split .txt p{color:var(--gray-6);margin-bottom:14px}
.split .pic img{border-radius:var(--radius);box-shadow:var(--shadow);width:100%;height:420px;object-fit:cover}
.badges{display:flex;gap:12px;margin-top:26px;flex-wrap:wrap}
.badge{background:var(--bg-soft);border:1px solid var(--line);border-radius:4px;padding:12px 18px;font-size:14px;font-weight:700;color:var(--ink-2)}
.badge b{color:var(--red)}

/* ============ product cards ============ */
.grid{display:grid;gap:26px}
.grid-3{grid-template-columns:repeat(3,1fr)}
.grid-4{grid-template-columns:repeat(4,1fr)}
.p-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;transition:.25s;display:flex;flex-direction:column}
.p-card:hover{transform:translateY(-5px);box-shadow:var(--shadow);border-color:transparent}
.p-card .ph{aspect-ratio:16/9;height:auto;overflow:hidden;background:#fff}
.p-card .ph img{width:100%;height:100%;object-fit:contain;display:block}
.p-card .ph img.fit-cover{object-fit:cover}
.p-card .bd{padding:20px 22px 24px;display:flex;flex-direction:column;flex:1}
.p-card h3{font-size:20px;line-height:1.35;margin-bottom:10px;font-weight:700}
.p-card p{font-size:14px;color:var(--gray-6);flex:1}
.p-card .more{margin-top:14px;color:var(--red);font-weight:700;font-size:14px}
.p-card .more::after{content:" →"}
[dir="rtl"] .p-card .more::after{content:" ←"}
.cat-label{display:inline-block;background:var(--bg-soft);color:var(--red);font-size:12px;font-weight:700;padding:3px 10px;border-radius:3px;margin-bottom:10px;text-transform:uppercase;letter-spacing:.06em}

/* ============ solutions carousel ============ */
.sol-wrap{position:relative}
.sol-track{display:grid;grid-auto-flow:column;grid-auto-columns:calc((100% - 26px)/2);gap:26px;overflow-x:auto;scroll-snap-type:x mandatory;padding-bottom:8px;scroll-padding-inline:0;scrollbar-width:none}
.sol-track::-webkit-scrollbar{display:none}
.sol-card{position:relative;aspect-ratio:16/9;min-height:280px;border-radius:var(--radius);overflow:hidden;scroll-snap-align:center;display:flex;align-items:flex-end;color:#fff}
.sol-card img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;transition:transform .5s}
.sol-card:hover img{transform:scale(1.04)}
.sol-card::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(20,24,28,0) 35%,rgba(20,24,28,.85) 100%)}
.sol-card .bd{position:relative;z-index:2;padding:26px}
.sol-card h3{font-size:20px;margin-bottom:6px}
.sol-card p{font-size:13.5px;color:#D4D8DB;max-height:0;opacity:0;overflow:hidden;transition:.35s}
.sol-card:hover p{max-height:120px;opacity:1;margin-top:6px}
.sol-nav{position:absolute;top:-64px;inset-inline-end:0;display:flex;gap:10px}
.sol-nav button{width:44px;height:44px;border:1px solid var(--line);background:#fff;border-radius:50%;font-size:18px;cursor:pointer;color:var(--ink)}
.sol-nav button:hover{background:var(--red);border-color:var(--red);color:#fff}

/* ============ stats band ============ */
.stats{background:linear-gradient(120deg,var(--red) 0%,var(--red-dark) 100%);color:#fff;padding:64px 0}
.stats .grid-4{gap:20px}
.stat{text-align:center;padding:0 10px}
.stat .n{font-size:52px;font-weight:800;line-height:1.1}
.stat .n span{color:#FFC37A}
.stat .l{margin-top:8px;font-size:15px;color:#F3C9CE;font-weight:600}

/* ============ process ============ */
.steps{display:grid;grid-template-columns:repeat(6,1fr);gap:18px}
.step{text-align:center;position:relative;padding:0 6px}
.step .ic{width:74px;height:74px;margin:0 auto 16px;border-radius:50%;background:#fff;border:2px solid var(--line);display:flex;align-items:center;justify-content:center;font-size:28px;position:relative;transition:.25s;z-index:1}
.step:hover .ic{border-color:var(--orange);background:var(--orange);color:#fff}
.step h4{font-size:15.5px;margin-bottom:6px}
.step p{font-size:13px;color:var(--gray-6)}
.step:not(:last-child)::after{content:"";position:absolute;top:36px;inset-inline-start:calc(50% + 46px);width:calc(100% - 92px);border-top:2px dashed var(--line)}

/* ============ FAQ accordion ============ */
.acc{border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;background:#fff}
.acc-item+.acc-item{border-top:1px solid var(--line)}
.acc-q{width:100%;display:flex;justify-content:space-between;align-items:center;gap:16px;text-align:start;padding:20px 24px;background:none;border:0;font:inherit;font-weight:700;font-size:16px;cursor:pointer;color:var(--ink)}
.acc-q:hover{color:var(--red)}
.acc-q .x{color:var(--orange);font-size:22px;font-weight:400;transition:.25s;flex-shrink:0}
.acc-item.open .acc-q .x{transform:rotate(45deg)}
.acc-a{max-height:0;overflow:hidden;transition:max-height .3s ease}
.acc-a .inner{padding:0 24px 22px;color:var(--gray-6);font-size:15px}

/* ============ cta band ============ */
.cta-band{background:var(--bg-dark);color:#fff;padding:60px 0}
.cta-band .inner{display:flex;justify-content:space-between;align-items:center;gap:30px;flex-wrap:wrap}
.cta-band h2{font-size:30px}
.cta-band p{color:#A8AEB4;margin-top:8px}

/* ============ footer ============ */
.footer{background:var(--bg-dark);color:#9AA0A6;font-size:14.5px}
.footer-top{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.2fr;gap:44px;padding:64px 0 48px}
.footer h4{color:#fff;font-size:16px;margin-bottom:20px;position:relative;padding-bottom:12px}
.footer h4::after{content:"";position:absolute;bottom:0;inset-inline-start:0;width:28px;height:3px;background:var(--red)}
.footer a:hover{color:var(--orange)}
.footer li{margin-bottom:10px}
#footProds>li{margin-bottom:0}
.fp-group{border-bottom:1px solid #3A4046}
.fp-group:first-child{border-top:1px solid #3A4046}
.fp-toggle{width:100%;display:flex;align-items:center;justify-content:space-between;gap:10px;background:none;border:0;cursor:pointer;color:#fff;font:inherit;font-weight:700;font-size:13.5px;letter-spacing:.04em;text-transform:uppercase;padding:14px 0;text-align:start}
.fp-toggle:hover{color:var(--orange)}
.fp-caret{font-size:18px;line-height:1;transition:transform .25s;flex-shrink:0;color:var(--orange)}
.fp-group.open .fp-caret{transform:rotate(90deg)}
[dir="rtl"] .fp-group.open .fp-caret{transform:rotate(-90deg)}
.fp-body{max-height:0;overflow:hidden;transition:max-height .3s ease;margin:0}
.fp-body li{margin-bottom:0}
.fp-body a{display:block;padding:7px 0;color:#9AA0A6;font-size:14px}
.fp-body a:hover{color:var(--orange)}
.fp-group.open .fp-body{padding-bottom:10px}
.f-brand .logo-text{color:#fff}
.f-brand .logo-text small{color:#9AA0A6}
.f-contact li{display:flex;gap:10px;align-items:flex-start}
.f-contact .ic{color:var(--orange);flex-shrink:0;margin-top:2px}
.footer-bottom{border-top:1px solid #3A4046;padding:20px 0;display:flex;justify-content:space-between;gap:10px;flex-wrap:wrap;font-size:13px}
.f-btn{display:inline-block;margin-top:18px;padding:12px 26px;background:var(--red);color:#fff;font-weight:700;border-radius:3px}
.f-btn:hover{background:var(--red-dark);color:#fff}

/* ============ page banner + breadcrumb ============ */
.page-banner{background:linear-gradient(100deg,var(--ink) 0%,#343B42 100%);color:#fff;padding:64px 0;position:relative;overflow:hidden}
.page-banner::after{content:"";position:absolute;inset-inline-end:-80px;top:-80px;width:320px;height:320px;border-radius:50%;background:rgba(200,16,46,.18)}
.page-banner h1{font-size:38px}
.page-banner .crumbs{margin-top:10px;font-size:14px;color:#B4BAC0}
.page-banner .crumbs a:hover{color:var(--orange)}

/* ============ product detail ============ */
.pd-head{text-align:center;max-width:820px;margin:0 auto 40px}
.pd-head h1{font-size:36px;margin-bottom:10px}
.pd-head .sub{color:var(--red);font-weight:700}
.pd-head p{color:var(--gray-6);margin-top:14px}
.pd-gallery{display:grid;grid-template-columns:1fr;gap:14px;max-width:860px;margin:0 auto}
.pd-main{border-radius:var(--radius);overflow:hidden;background:#fff;position:relative;max-height:72vh}
.pd-main::before{content:"";display:block;padding-top:56.25%}
.pd-main img{position:absolute;top:0;left:0;width:100%;height:100%;object-fit:contain;display:block}
.pd-main.fit-cover img{object-fit:cover}
.pd-thumbs{display:flex;gap:10px;justify-content:center;flex-wrap:wrap}
.pd-thumbs img{width:104px;height:74px;object-fit:contain;border-radius:4px;cursor:pointer;opacity:.65;border:2px solid transparent;background:#fff}
.pd-thumbs img.on,.pd-thumbs img:hover{opacity:1;border-color:var(--red)}
.pd-cols{display:grid;grid-template-columns:1fr 1fr;gap:44px;margin-top:56px}
.pd-cols h3{font-size:20px;margin-bottom:16px;padding-bottom:10px;border-bottom:3px solid var(--red);display:inline-block}
.tick-list li{position:relative;padding-inline-start:26px;margin-bottom:10px;color:var(--ink-2)}
.tick-list li::before{content:"✓";position:absolute;inset-inline-start:0;color:var(--orange);font-weight:800}
.spec-table{width:100%;border-collapse:collapse;font-size:14.5px}
.spec-table th,.spec-table td{border:1px solid var(--line);padding:10px 14px;text-align:start}
.spec-table th{background:var(--bg-soft);width:40%;font-weight:700}
.related{margin-top:64px}

/* category tabs on products page */
.cat-tabs{display:flex;gap:10px;flex-wrap:wrap;justify-content:center;margin-bottom:44px}
.cat-tabs a{padding:10px 22px;border:1px solid var(--line);border-radius:30px;font-weight:600;font-size:14.5px;color:var(--ink-2);transition:.2s}
.cat-tabs a:hover,.cat-tabs a.on{background:var(--red);border-color:var(--red);color:#fff}
.cat-block-title{font-size:24px;margin:56px 0 26px;padding-inline-start:14px;border-inline-start:5px solid var(--red);scroll-margin-top:96px}

/* contact */
.contact-grid{display:grid;grid-template-columns:1fr 1fr;gap:52px}
.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.form-grid .full{grid-column:1/-1}
.field label{display:block;font-size:13.5px;font-weight:700;margin-bottom:6px;color:var(--ink-2)}
.field input,.field select,.field textarea{width:100%;padding:12px 14px;border:1px solid var(--line);border-radius:3px;font:inherit;font-size:15px;background:#fff}
.field input:focus,.field textarea:focus,.field select:focus{outline:0;border-color:var(--orange)}
.info-card{background:var(--bg-soft);border-radius:var(--radius);padding:30px;margin-bottom:20px}
.info-card h3{font-size:17px;margin-bottom:14px}
.info-card li{display:flex;gap:12px;margin-bottom:12px;color:var(--ink-2);font-size:15px}
.info-card .ic{color:var(--red)}

/* timeline (company) */
.timeline{position:relative;margin-top:20px;padding-inline-start:30px;border-inline-start:2px solid var(--line)}
.tl-item{position:relative;padding-bottom:30px}
.tl-item::before{content:"";position:absolute;inset-inline-start:-39px;top:6px;width:14px;height:14px;border-radius:50%;background:var(--red);border:3px solid #F6C6CD}
.tl-item .y{font-weight:800;color:var(--red);font-size:18px}
.tl-item p{color:var(--gray-6)}

/* quality blocks */
.qc-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.qc-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:28px}
.qc-card .no{font-size:14px;font-weight:800;color:var(--orange);letter-spacing:.1em}
.qc-card h3{font-size:18px;margin:8px 0 10px}
.qc-card p{font-size:14px;color:var(--gray-6)}

/* rtl font */
html[dir="rtl"] body{font-family:"Segoe UI",Tahoma,Arial,sans-serif}

/* responsive */
@media(max-width:1080px){
  .grid-4{grid-template-columns:repeat(2,1fr)}
  .grid-3{grid-template-columns:repeat(2,1fr)}
  .steps{grid-template-columns:repeat(3,1fr);row-gap:32px}
  .step::after{display:none}
  .sol-track{grid-auto-columns:calc((100% - 26px)/2)}
  .footer-top{grid-template-columns:1fr 1fr}
  .hero-acc-open h2{font-size:38px}
  .hero-acc-open{padding:0 0 50px 34px}
}
@media(max-width:820px){
  .topbar{font-size:12px}
  .topbar .container{height:auto;flex-wrap:wrap;justify-content:center;gap:2px 16px;padding:5px 16px;text-align:center}
  .header .container{height:64px;flex-wrap:nowrap;gap:10px}
  .header .logo{padding-inline-end:0}
  .header .logo::after{display:none}
  .logo-mark{width:38px;height:38px;font-size:19px}
  .logo-img{height:48px}
  .logo-img-foot{padding:8px 10px}
  .logo-text{font-size:20px}
  .logo-text small{font-size:8px;letter-spacing:.12em}
  .nav{display:none;position:absolute;top:100%;left:0;right:0;background:#fff;flex-direction:column;align-items:stretch;box-shadow:var(--shadow);padding:10px 0;max-height:calc(100vh - 64px);overflow:auto}
  .nav.open{display:flex}
  .nav>li>a{padding:14px 24px}
  .nav>li.has-sub>a{padding-inline-end:56px}
  .nav .caret{top:22px;transform:none;padding:12px 16px}
  .dropdown{position:static;opacity:1;visibility:visible;transform:none;box-shadow:none;border-top:0;display:none;padding:0 0 8px}
  .nav>li:hover .dropdown{display:none}
  .nav>li.exp .dropdown{display:block}
  .burger{display:block}
  .mega{grid-template-columns:1fr;padding:14px 24px 20px}
  .mega-cats{border:0;padding:0;flex-direction:row;flex-wrap:wrap;gap:4px}
  .mega .mega-cat{padding:8px 12px;font-size:14px}
  .mega-cols{grid-template-columns:1fr;padding:10px 0;border:0}
  .mega-promo{padding:10px 0 0}
  .header-cta .btn{display:none}
  .header-cta{gap:10px}
  .hero{height:auto}
  .hero-acc{flex-direction:column}
  .hero-acc-item{height:74px;border-inline-start:0;border-top:1px solid rgba(255,255,255,.18);flex:none!important;transition:height .45s ease}
  .hero-acc-item:first-child{border-top:0}
  .hero-acc-item.on{height:380px}
  .hero-acc-collapsed{flex-direction:row;justify-content:flex-start;align-items:center;padding:0 20px;gap:16px}
  .hero-acc-collapsed .hero-acc-name{writing-mode:horizontal-tb;font-size:15px}
  .hero-acc-open{justify-content:flex-end;padding:0 24px 34px;max-width:none}
  .hero-acc-open h2{font-size:28px}
  .hero-acc-open p{font-size:15px;margin-bottom:22px}
  .page-banner{padding:44px 0}
  .page-banner h1{font-size:29px}
  .split,.pd-cols,.contact-grid{grid-template-columns:1fr}
  .split{gap:34px}
  .split .pic img{height:260px}
  .grid-3,.qc-grid{grid-template-columns:1fr}
  .section{padding:52px 0}
  .sec-head h2,.split .txt h2{font-size:26px}
  .stats .n{font-size:34px}
  .stats .l{font-size:13.5px}
  .steps{grid-template-columns:repeat(2,1fr)}
  .form-grid{grid-template-columns:1fr}
  .sol-track{grid-auto-columns:88%}
  .sol-nav{top:-58px}
  .pd-head h1{font-size:28px}
  .cta-band .inner{flex-direction:column;align-items:flex-start}
  .cta-band h2{font-size:24px}
  .acc-q{padding:16px 18px;font-size:15px}
  .footer-top{padding:44px 0 32px;gap:32px}
  .footer-bottom{flex-direction:column;text-align:center}
  .info-card{padding:22px}
}

/* ---------- WhatsApp ---------- */
.btn-green{background:#25D366;color:#fff}
.btn-green:hover{background:#1EBE5A;color:#fff}
.topbar .wa-top a{color:#DDE0E3}
.topbar .wa-top a:hover{color:#25D366}
.f-contact a{color:inherit}
.f-contact a:hover{color:#25D366}
.p-actions{display:flex;align-items:center;justify-content:space-between;gap:10px;margin-top:14px}
.p-actions .more{margin-top:0}
.wa-btn{display:inline-flex;align-items:center;gap:5px;background:#25D366;color:#fff;font-weight:700;font-size:13px;padding:7px 13px;border-radius:3px;white-space:nowrap}
.wa-btn:hover{background:#1EBE5A;color:#fff}
.pd-actions{display:flex;gap:12px;flex-wrap:wrap}
.wa-float{position:fixed;bottom:24px;inset-inline-end:24px;z-index:900;display:flex;align-items:center;gap:8px;background:#25D366;color:#fff;font-weight:700;font-size:14px;padding:12px 20px;border-radius:40px;box-shadow:0 6px 22px rgba(37,211,102,.45);transition:.25s}
.wa-float:hover{background:#1EBE5A;color:#fff;transform:translateY(-3px)}
.wa-float svg{width:22px;height:22px;fill:#fff;flex-shrink:0}
@media(max-width:820px){
  .wa-float{padding:14px;border-radius:50%;bottom:18px;inset-inline-end:18px}
  .wa-float span{display:none}
  .p-actions{flex-direction:column;align-items:stretch}
  .wa-btn{justify-content:center}
}