/* ==========================================================
   Linofleks — Oʻzbekcha sayt
   ========================================================== */
:root{
  --red:#fc5a00;
  --red-dark:#d94c00;
  --ink:#0e0e0e;
  --ink-2:#1d1d1d;
  --text:#43474d;
  --muted:#7a7f86;
  --line:#e4e6e9;
  --bg:#ffffff;
  --bg-soft:#f4f5f6;
  --grey:#3a3a3a;
  --radius:10px;
  --shadow:0 10px 30px rgba(20,22,26,.08);
  --shadow-lg:0 20px 50px rgba(20,22,26,.14);
  --container:1200px;
  --head-font:'Montserrat',system-ui,-apple-system,'Segoe UI',Arial,sans-serif;
  --body-font:'Inter',system-ui,-apple-system,'Segoe UI',Arial,sans-serif;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{margin:0;font-family:var(--body-font);font-size:16px;line-height:1.7;color:var(--text);background:var(--bg);overflow-x:hidden}
img{max-width:100%;height:auto;display:block}
a{color:inherit;text-decoration:none;transition:color .2s}
h1,h2,h3,h4{font-family:var(--head-font);color:var(--ink);line-height:1.25;margin:0 0 .6em;font-weight:700}
h1{font-size:clamp(2rem,4.4vw,3.4rem)}
h2{font-size:clamp(1.6rem,3vw,2.4rem)}
h3{font-size:1.2rem}
p{margin:0 0 1em}
ul{padding-left:1.2em}
.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 20px}
.section{padding:90px 0}
.section--soft{background:var(--bg-soft)}
.section--dark{background:var(--ink);color:#c9ccd1}
.section--dark h2,.section--dark h3{color:#fff}
.center{text-align:center}
.eyebrow{display:inline-flex;align-items:center;gap:10px;font-family:var(--head-font);font-size:.78rem;font-weight:700;letter-spacing:.16em;text-transform:uppercase;color:var(--red);margin-bottom:14px}
.eyebrow::before{content:"";width:28px;height:2px;background:var(--red)}
.center .eyebrow::after{content:"";width:28px;height:2px;background:var(--red)}
.lead{font-size:1.1rem;color:var(--text);max-width:720px}
.center .lead{margin-left:auto;margin-right:auto}
.section-head{margin-bottom:50px}

/* Buttons */
.btn{display:inline-flex;align-items:center;gap:10px;padding:14px 28px;border-radius:6px;font-family:var(--head-font);font-weight:600;font-size:.95rem;border:2px solid transparent;cursor:pointer;transition:all .25s;line-height:1.2}
.btn svg{width:18px;height:18px}
.btn--red{background:var(--red);color:#fff}
.btn--red:hover{background:var(--red-dark)}
.btn--ghost{border-color:rgba(255,255,255,.7);color:#fff}
.btn--ghost:hover{background:#fff;color:var(--ink)}
.btn--dark{background:var(--ink);color:#fff}
.btn--dark:hover{background:var(--red)}
.btn--outline{border-color:var(--ink);color:var(--ink)}
.btn--outline:hover{background:var(--ink);color:#fff}
.link-arrow{font-family:var(--head-font);font-weight:600;color:var(--red);display:inline-flex;align-items:center;gap:6px;font-size:.92rem}
.link-arrow:hover{gap:10px}

/* Top bar */
.topbar{background:#000;color:#b9bdc3;font-size:.84rem}
.topbar .container{display:flex;justify-content:space-between;align-items:center;min-height:42px;gap:20px}
.topbar a:hover{color:#fff}
.topbar__left,.topbar__right{display:flex;gap:24px;align-items:center;flex-wrap:wrap}
.topbar span,.topbar a{display:inline-flex;align-items:center;gap:7px}
.topbar svg{width:15px;height:15px;color:var(--red)}

/* Header */
.header{position:sticky;top:0;z-index:100;background:#fff;box-shadow:0 1px 0 var(--line);transition:box-shadow .3s}
.header.is-scrolled{box-shadow:0 6px 24px rgba(0,0,0,.08)}
.header .container{display:flex;align-items:center;justify-content:space-between;height:84px}
.logo img{height:48px;width:auto}
.nav{display:flex;align-items:center;gap:6px}
.nav a{font-family:var(--head-font);font-weight:600;font-size:.92rem;color:var(--ink);padding:10px 14px;border-radius:6px;position:relative}
.nav a::after{content:"";position:absolute;left:14px;right:14px;bottom:4px;height:2px;background:var(--red);transform:scaleX(0);transition:transform .25s}
.nav a:hover::after,.nav a.active::after{transform:scaleX(1)}
.nav a.active{color:var(--red)}
.nav .btn{margin-left:12px;padding:11px 20px;color:#fff}
.nav .btn::after{display:none}
.menu-toggle{display:none;background:none;border:0;width:44px;height:44px;cursor:pointer;padding:10px}
.menu-toggle span{display:block;height:2px;background:var(--ink);margin:6px 0;transition:.3s}
.menu-open .menu-toggle span:nth-child(1){transform:translateY(8px) rotate(45deg)}
.menu-open .menu-toggle span:nth-child(2){opacity:0}
.menu-open .menu-toggle span:nth-child(3){transform:translateY(-8px) rotate(-45deg)}

/* Hero slider */
.hero{position:relative;height:calc(100vh - 126px);min-height:560px;max-height:820px;overflow:hidden;background:var(--ink)}
.hero__slide{position:absolute;inset:0;opacity:0;transition:opacity 1.1s ease;display:flex;align-items:center}
.hero__slide.is-active{opacity:1;z-index:1}
.hero__slide img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;transform:scale(1.08);transition:transform 7s ease}
.hero__slide.is-active img{transform:scale(1)}
.hero__slide::after{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(8,8,8,.88) 0%,rgba(8,8,8,.6) 45%,rgba(8,8,8,.12) 100%)}
.hero__content{position:relative;z-index:2;max-width:680px;color:#e3e5e8}
.hero__content h1{color:#fff;margin-bottom:20px}
.hero__content h1 em{font-style:normal;color:var(--red)}
.hero__content p{font-size:1.12rem;margin-bottom:34px;color:#d5d8dc}
.hero__content .btns{display:flex;gap:14px;flex-wrap:wrap}
.hero__content > *{opacity:0;transform:translateY(24px);transition:all .8s ease}
.hero__slide.is-active .hero__content > *{opacity:1;transform:none}
.hero__slide.is-active .hero__content > *:nth-child(2){transition-delay:.15s}
.hero__slide.is-active .hero__content > *:nth-child(3){transition-delay:.3s}
.hero__slide.is-active .hero__content > *:nth-child(4){transition-delay:.45s}
.hero__dots{position:absolute;z-index:3;bottom:36px;left:50%;transform:translateX(-50%);display:flex;gap:10px}
.hero__dots button{width:34px;height:4px;border:0;border-radius:2px;background:rgba(255,255,255,.35);cursor:pointer;padding:0}
.hero__dots button.is-active{background:var(--red)}
.hero__arrow{position:absolute;z-index:3;top:50%;transform:translateY(-50%);width:50px;height:50px;border-radius:50%;border:1px solid rgba(255,255,255,.35);background:rgba(0,0,0,.2);color:#fff;cursor:pointer;display:flex;align-items:center;justify-content:center;transition:.25s}
.hero__arrow:hover{background:var(--red);border-color:var(--red)}
.hero__arrow--prev{left:24px}.hero__arrow--next{right:24px}
.hero__arrow svg{width:20px;height:20px}

/* Page header (inner pages) */
.page-header{position:relative;padding:110px 0 90px;color:#fff;background:var(--ink) center/cover no-repeat}
.page-header::before{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(18,19,22,.9),rgba(18,19,22,.55))}
.page-header .container{position:relative}
.page-header h1{color:#fff;margin-bottom:12px}
.page-header p{color:#cfd2d6;max-width:640px;font-size:1.08rem;margin:0}
.crumbs{font-size:.86rem;color:#aeb2b8;margin-bottom:18px}
.crumbs a:hover{color:#fff}
.crumbs span{margin:0 8px;color:var(--red)}

/* Features */
.features{margin-top:-70px;position:relative;z-index:5}
.features__grid{display:grid;grid-template-columns:repeat(4,1fr);background:#fff;border-radius:var(--radius);box-shadow:var(--shadow-lg);overflow:hidden}
.feature{padding:38px 30px;border-right:1px solid var(--line);transition:background .3s}
.feature:last-child{border-right:0}
.feature:hover{background:var(--bg-soft)}
.feature__icon{width:56px;height:56px;border-radius:12px;background:rgba(252,90,0,.08);color:var(--red);display:flex;align-items:center;justify-content:center;margin-bottom:20px}
.feature__icon svg{width:28px;height:28px}
.feature h3{font-size:1.05rem;margin-bottom:8px}
.feature p{font-size:.93rem;margin:0;color:var(--muted)}

/* Split / about */
.split{display:grid;grid-template-columns:1fr 1fr;gap:70px;align-items:center}
.split--reverse .split__media{order:2}
.split__media{position:relative}
.split__media img{border-radius:var(--radius);box-shadow:var(--shadow);width:100%;object-fit:cover}
.split__badge{position:absolute;right:-24px;bottom:-24px;background:var(--red);color:#fff;padding:26px 28px;border-radius:var(--radius);box-shadow:var(--shadow-lg);max-width:240px}
.split__badge strong{display:block;font-family:var(--head-font);font-size:2rem;line-height:1;margin-bottom:6px}
.split__badge span{font-size:.88rem;line-height:1.4;display:block}
.checklist{list-style:none;padding:0;margin:24px 0 32px;display:grid;gap:12px}
.checklist li{position:relative;padding-left:34px}
.checklist li::before{content:"";position:absolute;left:0;top:4px;width:20px;height:20px;border-radius:50%;background:var(--red) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='white' stroke-width='3.5' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='20 6 9 17 4 12'/%3E%3C/svg%3E") center/12px no-repeat}

/* Stats */
.stats{background:var(--ink) url('../img/misc/corridor-light.jpg') center/cover;position:relative;padding:80px 0}
.stats::before{content:"";position:absolute;inset:0;background:rgba(10,10,10,.9)}
.stats .container{position:relative;display:grid;grid-template-columns:repeat(4,1fr);gap:30px}
.stat{text-align:center;color:#c7cacf;padding:10px}
.stat strong{display:block;font-family:var(--head-font);font-size:clamp(2rem,3.6vw,2.9rem);color:#fff;line-height:1.1;margin-bottom:10px}
.stat strong small{font-size:.5em;color:var(--red);margin-left:4px}
.stat > span{font-size:.95rem}

/* Cards */
.grid{display:grid;gap:28px}
.grid--2{grid-template-columns:repeat(2,1fr)}
.grid--3{grid-template-columns:repeat(3,1fr)}
.grid--4{grid-template-columns:repeat(4,1fr)}
.card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;display:flex;flex-direction:column;transition:transform .3s,box-shadow .3s}
.card:hover{transform:translateY(-6px);box-shadow:var(--shadow-lg)}
.card__media{background:#fff;aspect-ratio:4/3;overflow:hidden;display:flex;align-items:center;justify-content:center;border-bottom:1px solid var(--line)}
.card__media img{width:100%;height:100%;object-fit:contain;padding:14px;transition:transform .5s}
.card__media--cover img{object-fit:cover;padding:0}
.card:hover .card__media img{transform:scale(1.05)}
.card__body{padding:26px;display:flex;flex-direction:column;flex:1}
.card__body p{font-size:.94rem;color:var(--muted)}
.card__body .link-arrow{margin-top:auto}
.tag{display:inline-block;align-self:flex-start;font-family:var(--head-font);font-size:.72rem;font-weight:700;letter-spacing:.06em;background:var(--red);color:#fff;padding:4px 10px;border-radius:4px;margin-bottom:12px}
.tag--grey{background:var(--grey)}

/* Application areas */
.areas{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.area{position:relative;border-radius:var(--radius);overflow:hidden;min-height:300px;display:flex;align-items:flex-end;color:#fff}
.area img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;transition:transform .6s}
.area::after{content:"";position:absolute;inset:0;background:linear-gradient(0deg,rgba(15,16,18,.9) 0%,rgba(15,16,18,.15) 65%)}
.area:hover img{transform:scale(1.07)}
.area__body{position:relative;z-index:1;padding:26px}
.area__body h3{color:#fff;margin-bottom:6px}
.area__body p{font-size:.9rem;margin:0;color:#d6d9dd}

/* Process */
.steps{display:grid;grid-template-columns:repeat(5,1fr);gap:22px;counter-reset:step}
.step{position:relative;padding:30px 22px;background:#fff;border-radius:var(--radius);border:1px solid var(--line)}
.step::before{counter-increment:step;content:"0" counter(step);font-family:var(--head-font);font-weight:800;font-size:2.4rem;color:rgba(252,90,0,.14);position:absolute;top:14px;right:18px;line-height:1}
.step h3{font-size:1.02rem;margin-bottom:8px;padding-right:40px}
.step p{font-size:.9rem;margin:0;color:var(--muted)}

/* References */
.refs{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
.ref{background:#fff;border:1px solid var(--line);border-radius:8px;padding:20px 18px;font-family:var(--head-font);font-weight:600;font-size:.92rem;color:var(--ink);display:flex;align-items:center;gap:12px;min-height:76px}
.ref::before{content:"";flex:0 0 8px;height:8px;border-radius:50%;background:var(--red)}
.ref small{display:block;font-family:var(--body-font);font-weight:400;color:var(--muted);font-size:.8rem}
.ref-list{columns:3;column-gap:40px;font-size:.92rem;list-style:none;padding:0;margin:0}
.ref-list li{break-inside:avoid;padding:7px 0;border-bottom:1px dashed var(--line)}

/* CTA */
.cta{position:relative;background:var(--ink);color:#fff;overflow:hidden;border-top:4px solid var(--red)}
.cta::before{content:"";position:absolute;right:-60px;top:-40px;width:360px;height:360px;background:linear-gradient(135deg,rgba(252,90,0,.22),rgba(252,90,0,0));transform:skewX(-18deg)}
.cta::after{content:"";position:absolute;right:220px;bottom:-60px;width:160px;height:200px;background:rgba(252,90,0,.10);transform:skewX(-18deg)}
.cta .container{position:relative;z-index:1;display:flex;align-items:center;justify-content:space-between;gap:30px;padding-top:60px;padding-bottom:60px}
.cta h2{color:#fff;margin-bottom:8px}
.cta p{margin:0;color:#c9ccd1;max-width:620px}
.cta .btns{display:flex;gap:12px;flex-wrap:wrap}
.cta .btn--light{background:var(--red);color:#fff}
.cta .btn--light:hover{background:var(--red-dark);color:#fff}

/* Gallery */
.filters{display:flex;flex-wrap:wrap;gap:10px;justify-content:center;margin-bottom:40px}
.filters button{font-family:var(--head-font);font-weight:600;font-size:.88rem;padding:10px 20px;border-radius:30px;border:1px solid var(--line);background:#fff;color:var(--ink);cursor:pointer;transition:.2s}
.filters button:hover{border-color:var(--red);color:var(--red)}
.filters button.is-active{background:var(--red);border-color:var(--red);color:#fff}
.gallery{display:grid;grid-template-columns:repeat(4,1fr);grid-auto-rows:220px;grid-auto-flow:dense;gap:16px}
.gallery a{position:relative;border-radius:8px;overflow:hidden;display:block;background:#fff}
.gallery a.wide{grid-column:span 2}
.gallery a.tall{grid-row:span 2}
.gallery img{width:100%;height:100%;object-fit:cover;transition:transform .5s}
.gallery a.contain img{object-fit:contain;padding:12px}
.gallery a::after{content:"";position:absolute;inset:0;background:rgba(0,0,0,0);transition:.3s}
.gallery a:hover::after{background:rgba(28,30,33,.35)}
.gallery a:hover img{transform:scale(1.06)}
.gallery a span{position:absolute;left:14px;bottom:12px;z-index:1;color:#fff;font-family:var(--head-font);font-weight:600;font-size:.86rem;opacity:0;transform:translateY(8px);transition:.3s;text-shadow:0 1px 6px rgba(0,0,0,.6)}
.gallery a:hover span{opacity:1;transform:none}
.gallery .is-hidden,.product.is-hidden{display:none}
.lightbox{position:fixed;inset:0;z-index:1000;background:rgba(10,11,12,.94);display:none;align-items:center;justify-content:center;padding:40px}
.lightbox.is-open{display:flex}
.lightbox img{max-height:86vh;max-width:92vw;border-radius:6px;background:#fff}
.lightbox__cap{position:absolute;bottom:20px;left:0;right:0;text-align:center;color:#d6d9dd;font-size:.95rem}
.lightbox button{position:absolute;background:rgba(255,255,255,.08);border:0;color:#fff;width:50px;height:50px;border-radius:50%;cursor:pointer;font-size:24px;display:flex;align-items:center;justify-content:center}
.lightbox button:hover{background:var(--red)}
.lightbox__close{top:20px;right:20px}
.lightbox__prev{left:20px;top:50%;transform:translateY(-50%)}
.lightbox__next{right:20px;top:50%;transform:translateY(-50%)}

/* Products page */
.product{background:#fff;border:1px solid var(--line);border-radius:var(--radius);display:grid;grid-template-columns:42% 1fr;overflow:hidden;scroll-margin-top:110px}
.product + .product{margin-top:28px}
.product__media{background:#fff;border-right:1px solid var(--line);display:flex;flex-direction:column;align-items:center;justify-content:center;padding:24px;gap:10px}
.product__media img{max-height:320px;object-fit:contain}
.product__thumbs{display:flex;gap:8px}
.product__thumbs img{width:70px;height:52px;object-fit:contain;border:1px solid var(--line);border-radius:6px;cursor:pointer;padding:3px;background:#fff}
.product__thumbs img.is-active{border-color:var(--red)}
.product__body{padding:34px 36px}
.product__body h3{font-size:1.35rem}
.product__body > p{color:var(--text)}
.specs{width:100%;border-collapse:collapse;font-size:.9rem;margin:18px 0 22px}
.specs th,.specs td{text-align:left;padding:9px 12px;border-bottom:1px solid var(--line);vertical-align:top}
.specs th{width:44%;font-weight:600;color:var(--ink);font-family:var(--head-font);font-size:.84rem}
.specs tr:nth-child(odd){background:var(--bg-soft)}
.pills{display:flex;flex-wrap:wrap;gap:8px;margin:14px 0 22px;padding:0;list-style:none}
.pills li{font-size:.8rem;background:var(--bg-soft);border:1px solid var(--line);padding:5px 12px;border-radius:20px;color:var(--ink)}
.product-nav{display:flex;flex-wrap:wrap;gap:10px;justify-content:center;margin-bottom:44px}
.note{font-size:.86rem;color:var(--muted);border-left:3px solid var(--red);padding:10px 16px;background:var(--bg-soft);border-radius:0 6px 6px 0}

/* Certificates */
.certs{display:grid;grid-template-columns:repeat(5,1fr);gap:18px}
.cert{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:28px 18px;text-align:center}
.cert__icon{width:64px;height:64px;margin:0 auto 14px;border-radius:50%;border:2px solid var(--red);display:flex;align-items:center;justify-content:center;font-family:var(--head-font);font-weight:800;color:var(--red);font-size:.95rem}
.cert h3{font-size:.98rem;margin-bottom:4px}
.cert p{font-size:.82rem;color:var(--muted);margin:0}

/* Articles / FAQ */
.article{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:38px 40px;scroll-margin-top:110px}
.article + .article{margin-top:26px}
.article h2{font-size:1.5rem}
.article h3{font-size:1.08rem;margin-top:1.4em}
.article .meta{font-size:.84rem;color:var(--muted);margin-bottom:18px;display:flex;gap:16px;flex-wrap:wrap}
.guide-layout{display:grid;grid-template-columns:280px 1fr;gap:40px;align-items:start}
.toc{position:sticky;top:110px;background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:24px}
.toc h3{font-size:.95rem;text-transform:uppercase;letter-spacing:.08em;margin-bottom:14px}
.toc ol{margin:0;padding-left:1.2em;font-size:.92rem}
.toc li{padding:5px 0}
.toc a:hover{color:var(--red)}
.faq{max-width:880px;margin:0 auto}
.faq details{background:#fff;border:1px solid var(--line);border-radius:8px;margin-bottom:12px;overflow:hidden}
.faq summary{cursor:pointer;list-style:none;padding:20px 56px 20px 24px;font-family:var(--head-font);font-weight:600;color:var(--ink);position:relative}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";position:absolute;right:22px;top:50%;transform:translateY(-50%);font-size:1.5rem;color:var(--red);font-weight:400}
.faq details[open] summary::after{content:"–"}
.faq details[open] summary{color:var(--red)}
.faq details > div{padding:0 24px 20px}

/* Contact */
.contact-grid{display:grid;grid-template-columns:1fr 1.25fr;gap:50px;align-items:start}
.contact-box{display:flex;gap:18px;padding:24px 0;border-bottom:1px solid var(--line)}
.contact-box:first-of-type{padding-top:0}
.contact-box__icon{flex:0 0 52px;height:52px;border-radius:12px;background:rgba(252,90,0,.08);color:var(--red);display:flex;align-items:center;justify-content:center}
.contact-box__icon svg{width:24px;height:24px}
.contact-box h3{font-size:1rem;margin-bottom:4px}
.contact-box p{margin:0;font-size:.95rem}
.contact-box a:hover{color:var(--red)}
.form{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:40px;box-shadow:var(--shadow)}
.form__row{display:grid;grid-template-columns:1fr 1fr;gap:18px}
.field{margin-bottom:18px}
.field label{display:block;font-family:var(--head-font);font-weight:600;font-size:.85rem;color:var(--ink);margin-bottom:6px}
.field input,.field select,.field textarea{width:100%;font:inherit;font-size:.95rem;padding:13px 15px;border:1px solid #d5d8dc;border-radius:6px;background:#fff;color:var(--ink);transition:border-color .2s,box-shadow .2s}
.field input:focus,.field select:focus,.field textarea:focus{outline:0;border-color:var(--red);box-shadow:0 0 0 3px rgba(252,90,0,.12)}
.field textarea{min-height:140px;resize:vertical}
.hp{position:absolute;left:-9999px}
.form__status{margin-top:16px;font-size:.93rem;display:none;padding:12px 16px;border-radius:6px}
.form__status.ok{display:block;background:#e9f7ee;color:#1d6b3a}
.form__status.err{display:block;background:#fdecee;color:var(--red-dark)}
.map{border:0;width:100%;height:420px;display:block;filter:grayscale(.3)}
.hours{list-style:none;padding:0;margin:0;font-size:.95rem}
.hours li{display:flex;justify-content:space-between;padding:6px 0;border-bottom:1px dashed var(--line);gap:20px}

/* Footer */
.footer{background:#0a0a0a;color:#9ea3aa;font-size:.93rem}
.footer__top{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.2fr;gap:44px;padding:80px 0 50px}
.footer h4{color:#fff;font-size:1rem;margin-bottom:22px;position:relative;padding-bottom:12px}
.footer h4::after{content:"";position:absolute;left:0;bottom:0;width:30px;height:2px;background:var(--red)}
.footer ul{list-style:none;padding:0;margin:0}
.footer li{padding:5px 0}
.footer a:hover{color:#fff}
.footer__logo{height:44px;width:auto;margin-bottom:20px}
.socials{display:flex;gap:10px;margin-top:22px}
.socials a{width:40px;height:40px;border-radius:50%;background:rgba(255,255,255,.06);display:flex;align-items:center;justify-content:center;transition:.25s}
.socials a:hover{background:var(--red);color:#fff}
.socials svg{width:18px;height:18px}
.footer__contact li{display:flex;gap:10px;align-items:flex-start}
.footer__contact svg{width:16px;height:16px;flex:0 0 16px;margin-top:5px;color:var(--red)}
.footer__bottom{border-top:1px solid rgba(255,255,255,.08);padding:22px 0;font-size:.85rem}
.footer__bottom .container{display:flex;justify-content:space-between;gap:20px;flex-wrap:wrap}

/* Floating WhatsApp + back to top */
.wa-float{position:fixed;right:22px;bottom:22px;z-index:200;width:60px;height:60px;border-radius:50%;background:#25d366;color:#fff;display:flex;align-items:center;justify-content:center;box-shadow:0 8px 24px rgba(37,211,102,.45);transition:transform .25s}
.wa-float:hover{transform:scale(1.08)}
.wa-float svg{width:32px;height:32px}
.wa-float::before{content:"";position:absolute;inset:0;border-radius:50%;background:#25d366;animation:pulse 2.2s infinite;z-index:-1}
@keyframes pulse{0%{transform:scale(1);opacity:.6}100%{transform:scale(1.7);opacity:0}}
.to-top{position:fixed;right:30px;bottom:96px;z-index:199;width:44px;height:44px;border-radius:50%;border:0;background:var(--ink);color:#fff;cursor:pointer;opacity:0;visibility:hidden;transition:.3s;display:flex;align-items:center;justify-content:center}
.to-top.is-visible{opacity:1;visibility:visible}
.to-top:hover{background:var(--red)}
.to-top svg{width:18px;height:18px}

/* Reveal */
.reveal{opacity:0;transform:translateY(30px);transition:opacity .8s ease,transform .8s ease}
.reveal.is-visible{opacity:1;transform:none}
@media (prefers-reduced-motion:reduce){.reveal{opacity:1;transform:none}.hero__slide img{transition:none}}

/* 404 */
.notfound{min-height:60vh;display:flex;align-items:center;text-align:center}
.notfound strong{font-family:var(--head-font);font-size:clamp(5rem,14vw,9rem);color:var(--red);line-height:1;display:block}

/* ---------- Responsive ---------- */
@media (max-width:1100px){
  .nav a{padding:10px 9px;font-size:.88rem}
  .steps{grid-template-columns:repeat(3,1fr)}
  .certs{grid-template-columns:repeat(3,1fr)}
  .footer__top{grid-template-columns:1fr 1fr}
}
@media (max-width:960px){
  .topbar__left .hide-md{display:none}
  .menu-toggle{display:block}
  .nav{position:fixed;top:0;right:0;height:100vh;width:min(320px,85vw);background:#fff;flex-direction:column;align-items:stretch;padding:100px 24px 30px;gap:2px;box-shadow:-10px 0 40px rgba(0,0,0,.15);transform:translateX(100%);transition:transform .35s ease;z-index:150}
  .menu-open .nav{transform:none}
  .nav a{padding:14px 12px;font-size:1rem;border-bottom:1px solid var(--line);border-radius:0}
  .nav a::after{display:none}
  .nav .btn{margin:18px 0 0;justify-content:center;border-bottom:0;border-radius:6px}
  .menu-toggle{position:relative;z-index:160}
  body.menu-open::after{content:"";position:fixed;inset:0;background:rgba(0,0,0,.4);z-index:120}
  .features__grid{grid-template-columns:repeat(2,1fr)}
  .feature:nth-child(2){border-right:0}
  .feature:nth-child(-n+2){border-bottom:1px solid var(--line)}
  .split{grid-template-columns:1fr;gap:50px}
  .split--reverse .split__media{order:0}
  .split__badge{right:16px;bottom:-20px}
  .stats .container{grid-template-columns:repeat(2,1fr)}
  .grid--3,.grid--4,.areas{grid-template-columns:repeat(2,1fr)}
  .refs{grid-template-columns:repeat(2,1fr)}
  .ref-list{columns:2}
  .gallery{grid-template-columns:repeat(3,1fr)}
  .product{grid-template-columns:1fr}
  .product__media{border-right:0;border-bottom:1px solid var(--line)}
  .guide-layout{grid-template-columns:1fr}
  .toc{position:static}
  .contact-grid{grid-template-columns:1fr}
  .cta .container{flex-direction:column;align-items:flex-start}
}
@media (max-width:640px){
  body{font-size:15px}
  .section{padding:64px 0}
  .container{padding:0 16px}
  .topbar{display:none}
  .header .container{height:70px}
  .logo img{height:38px}
  .hero{height:auto;min-height:0;padding:0}
  .hero__slide{position:relative;display:none;min-height:560px;padding:60px 0 90px}
  .hero__slide.is-active{display:flex}
  .hero__arrow{display:none}
  .features{margin-top:30px}
  .features__grid{grid-template-columns:1fr}
  .feature{border-right:0;border-bottom:1px solid var(--line)}
  .feature:last-child{border-bottom:0}
  .grid--2,.grid--3,.grid--4,.areas,.steps,.refs{grid-template-columns:1fr}
  .certs{grid-template-columns:repeat(2,1fr)}
  .ref-list{columns:1}
  .gallery{grid-template-columns:repeat(2,1fr);grid-auto-rows:150px}
  .gallery a.wide{grid-column:span 2}
  .form{padding:26px 20px}
  .form__row{grid-template-columns:1fr;gap:0}
  .product__body{padding:26px 20px}
  .article{padding:26px 20px}
  .footer__top{grid-template-columns:1fr;padding:60px 0 30px}
  .page-header{padding:70px 0 60px}
  .split__badge{position:relative;right:auto;bottom:auto;margin-top:-30px;margin-left:16px}
  .stats .container{grid-template-columns:1fr 1fr;gap:18px}
}

/* Language switch */
.header .container{gap:16px}
.nav{margin-left:auto}
.lang{display:flex;border:1px solid var(--line);border-radius:30px;padding:3px;flex:0 0 auto}
.lang a{font-family:var(--head-font);font-weight:700;font-size:.78rem;letter-spacing:.04em;padding:6px 11px;border-radius:30px;color:var(--muted);line-height:1}
.lang a:hover{color:var(--ink)}
.lang a.is-active{background:var(--ink);color:#fff}
@media (max-width:960px){.lang{margin-left:auto}}
.nav a{white-space:nowrap}
@media (max-width:1280px) and (min-width:961px){
  .nav{gap:0}
  .nav a{padding:10px 8px;font-size:.85rem}
  .nav a::after{left:8px;right:8px}
  .nav .btn{margin-left:8px;padding:10px 14px}
  .logo img{height:42px}
}
@media (max-width:1100px) and (min-width:961px){ .nav .btn{display:none} }