/* PVC PERDE V31 - MOBILE ONLY. Desktop design unchanged. */
.mobile-menu-toggle{display:none}
@media(max-width:900px){
 html,body{width:100%;max-width:100%;overflow-x:clip}
 img,svg,video{max-width:100%}
 .wrap{max-width:100%;padding-left:18px;padding-right:18px}
 .headrow{display:grid;grid-template-columns:minmax(0,1fr) auto auto;column-gap:9px;row-gap:10px;align-items:center;padding-top:12px;padding-bottom:12px;min-height:0}
 .headrow>.logo{grid-column:1;grid-row:1;min-width:0;gap:8px;white-space:nowrap}
 .headrow .logo-mark{font-size:23px}
 .headrow .logo b{font-size:12px}
 .headrow .logo small{letter-spacing:1px;font-size:8px}
 .headrow>.header-contact{grid-column:2;grid-row:1;min-width:0;margin:0;gap:0}
 .header-contact .hphone{display:none}
 .headrow .header-contact .button{padding:10px 12px;font-size:12px;white-space:nowrap;min-height:42px}
 .headrow>.search{grid-column:1/-1;grid-row:2;order:unset;max-width:none;min-width:0;margin:0;width:100%;height:44px;flex-basis:auto}
 .headrow .search input{font-size:16px;padding:0 12px;width:100%}
 .headrow .search button{padding:0 14px}
 .mobile-menu-toggle{grid-column:3;grid-row:1;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:5px;background:#e9f4fb;border:1px solid #d2e4f0;border-radius:9px;width:43px;height:43px;padding:0;cursor:pointer}
 .mobile-menu-toggle span{display:block;width:19px;height:2px;border-radius:3px;background:#154267;transition:transform .2s ease,opacity .2s ease}
 .mobile-menu-toggle[aria-expanded="true"] span:nth-child(1){transform:translateY(7px) rotate(45deg)}
 .mobile-menu-toggle[aria-expanded="true"] span:nth-child(2){opacity:0}
 .mobile-menu-toggle[aria-expanded="true"] span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}
 nav.nav{display:none;border-top:1px solid #e2eaf0;box-shadow:0 15px 25px #173f6112}
 nav.nav.mobile-open{display:block}
 nav.nav>.wrap{height:auto;max-height:70vh;overflow-y:auto;overflow-x:visible;display:flex;flex-direction:column;align-items:stretch;gap:0;padding:8px 18px 13px;white-space:normal}
 nav.nav a,nav.nav .all{display:flex;align-items:center;min-height:44px;font-size:13px;padding:11px 13px;border-radius:6px;border-bottom:1px solid #e7eef4;width:100%;flex:unset;margin:0;background:transparent;color:#193e58;min-width:0}
 nav.nav .all{background:#eaf5fc;color:#154267;font-weight:800}
 nav.nav a:hover{background:#edf6fb}
 .store,.catalog-layout{display:block}
 .store .side{display:block;position:static;margin-bottom:15px;box-shadow:0 7px 20px #0a36500b}
 .store .side h3{padding:14px 16px;font-size:12px}
 .store .side a{padding:12px 16px;font-size:12px}
 .store .side:not(.mobile-side-expanded) a:nth-of-type(n+5){display:none}
 .mobile-category-more{display:flex;align-items:center;justify-content:space-between;gap:12px;width:calc(100% - 28px);margin:12px 14px 14px;padding:13px 16px;border:1px solid #d5e4ef;border-radius:14px;background:#fff;color:#153f61;font-weight:800;font-size:13px;line-height:1.35;box-shadow:0 10px 24px rgba(21,63,97,.08);cursor:pointer;text-align:left}.mobile-category-more::after{content:'▾';display:inline-flex;align-items:center;justify-content:center;width:24px;height:24px;border-radius:999px;background:#edf6fb;color:#1b76bb;font-size:13px;flex:0 0 24px;transition:transform .2s ease,background .2s ease,color .2s ease}.mobile-category-more[aria-expanded="true"]{background:#f7fbff;border-color:#c4dceb}.mobile-category-more[aria-expanded="true"]::after{content:'▴';background:#dff0fb;color:#155a8f}
 .hero{min-height:365px;border-radius:11px}
 .hero-content{padding:28px 25px;max-width:100%}
 .hero h1{font-size:clamp(25px,6vw,36px);line-height:1.19;letter-spacing:-.8px}
 .hero p{font-size:13px;line-height:1.6}
 .hero-btns{gap:9px}
 .hero-btns .button{padding:11px 12px;font-size:12px}
 .usps{grid-template-columns:1fr;margin-top:12px}
 .usp{border-right:0;border-bottom:1px solid #e3eaf0;padding:12px 16px}
 .usp:last-child{border-bottom:0}
 .section-head{align-items:start;gap:8px}
 .section-head h2{font-size:21px}
 .section-head a{font-size:12px}
 .products{grid-template-columns:repeat(2,minmax(0,1fr));gap:10px}
 .product .photo{height:auto;aspect-ratio:4/3}
 .product img{height:100%;object-fit:cover}
 .product .body{padding:12px}
 .product h3{font-size:13px;margin:7px 0}
 .product p{font-size:11px;min-height:0;line-height:1.5}
 .product .buttons{display:flex;flex-direction:column;align-items:stretch;gap:6px;margin-top:auto}
 .product .buttons a,.product .buttons .detail,.product .buttons .quote{font-size:11px;text-align:center;padding:10px 8px;min-height:39px;display:flex;align-items:center;justify-content:center;margin:0}
 .product .label{font-size:9px;padding:5px}
 .pagehead{padding:20px 0 14px}
 .pagehead h1{font-size:26px}
 .filtertop{flex-wrap:wrap}
 .filtertop input{width:100%;min-width:0}
 .chips{gap:6px;scrollbar-width:thin}
 .chip{font-size:11px;padding:9px 12px}
 .catalog-layout>.side{display:none}
 .detail-layout{display:grid;grid-template-columns:1fr;gap:16px}
 .gallery,.spec{width:100%;min-width:0}
 .gallery img{max-height:none}
 .gallery-main{width:100%;height:auto;aspect-ratio:4/3;object-fit:cover}
 .gallery-thumbs{overflow-x:auto;display:flex;gap:8px;scroll-snap-type:x mandatory;padding-bottom:7px}
 .gallery-thumbs .thumb-btn{min-width:76px;max-width:110px;flex:0 0 23%;scroll-snap-align:start}
 .thumb-btn img{aspect-ratio:1/1}
 .spec{padding:18px}
 .spec h1{font-size:24px}
 .spec p{line-height:1.6}
 .variant-grid,.formgrid{grid-template-columns:repeat(2,minmax(0,1fr))}
 .formgrid input,.formgrid select,.variant-grid select{font-size:16px;min-width:0}
 .formgrid button{grid-column:1/-1}
 .tech-section{width:100%;overflow-x:auto}
 .tech-table{width:100%;font-size:12px}
 .tech-table th,.tech-table td{overflow-wrap:anywhere}
 .detail-extras{display:flex;flex-wrap:wrap;gap:8px}
 .detail-extras a{flex:1 1 145px;text-align:center}
 .review-card,.info-panel{padding:16px}
 .reviews-grid{grid-template-columns:1fr}
 .editorial,footer .columns{grid-template-columns:1fr}
 .bottomcall{display:block;padding:23px;margin-bottom:30px}
 .floating{bottom:12px;right:12px;padding:12px 15px;font-size:12px}
 [class*="blog-grid"],[class*="article-grid"],[class*="blog-layout"],[class*="article-layout"],[class*="blog-columns"],[class*="article-columns"]{grid-template-columns:minmax(0,1fr)!important}
 [class*="blog-hero"],[class*="article-hero"]{max-width:100%}
 .footer-premium,.footer-cta{max-width:100%}
 .footer-columns,.footer-grid,.contact-cards,.office-grid{grid-template-columns:1fr!important}
 .marquee-track{animation-duration:45s!important}
}
@media(max-width:420px){
 .wrap{padding-left:13px;padding-right:13px}
 .headrow .logo b{font-size:11px}
 .headrow .logo-mark{font-size:21px}
 .hero{min-height:345px}
 .hero-content{padding:25px 19px}
 .product .body{padding:10px}
 .product .photo{aspect-ratio:1.1}
 .variant-grid{grid-template-columns:1fr}
 .section-head h2{font-size:19px}
}
@media(prefers-reduced-motion:reduce){.mobile-menu-toggle span{transition:none}}

/* V33: Category navigation - no amateur expansion button */
@media(max-width:900px){
 .store > .side{height:auto!important;align-self:auto!important;display:block!important;margin-bottom:16px!important;padding:0 0 13px!important;background:#fff!important;border:1px solid #dfe9f1!important;border-radius:17px!important;overflow:hidden!important;box-shadow:0 7px 24px rgba(16,58,92,.055)!important}
 .store > .side h3{display:flex!important;justify-content:space-between;align-items:center;min-height:51px!important;margin:0!important;padding:15px 17px 12px!important;border-bottom:0!important;font-size:13px!important;letter-spacing:.3px!important;color:#153f61!important}
 .store > .side h3::after{content:'KAYDIR  →';font-size:10px;font-weight:700;letter-spacing:.7px;color:#7898ae}
 .store .mobile-category-track{display:flex!important;flex-wrap:nowrap!important;gap:8px!important;overflow-x:auto!important;overscroll-behavior-inline:contain;scroll-snap-type:x proximity;scrollbar-width:thin;scrollbar-color:#b9d5e7 transparent;-webkit-overflow-scrolling:touch;padding:0 16px 12px!important}
 .store .mobile-category-track > a,.store .side:not(.mobile-side-expanded) .mobile-category-track > a:nth-of-type(n+5){display:inline-flex!important;flex:0 0 auto!important;width:auto!important;min-height:44px!important;align-items:center!important;justify-content:center!important;gap:8px!important;padding:10px 14px!important;border:1px solid #d9e8f2!important;border-radius:10px!important;background:#f6fafc!important;color:#1e506f!important;font-size:12px!important;font-weight:700!important;white-space:nowrap!important;text-decoration:none!important;scroll-snap-align:start;box-shadow:none!important;transition:background .15s ease,border-color .15s ease}
 .store .mobile-category-track > a:hover,.store .mobile-category-track > a:focus-visible{background:#e7f3fb!important;border-color:#9ac9e7!important;color:#0874ad!important;outline-offset:2px}
 .store .mobile-category-track > a small{display:none!important}
 .store .mobile-category-track > a:last-child{background:#176fa8!important;border-color:#176fa8!important;color:#fff!important}
 .store .mobile-category-track > a:last-child:hover{background:#115c8e!important}
 .store .mobile-category-more{display:none!important}
}

/* V36 - product variants: measured layout, unchanged site theme */
.variant-panel{padding:clamp(17px,2.3vw,25px);border-radius:14px;min-width:0}
.variant-panel h2{font-size:clamp(18px,1.7vw,22px);line-height:1.3;margin:0 0 8px;letter-spacing:-.025em}
.variant-panel>p{margin:0;color:#637e94;font-size:13px;line-height:1.6}
.variant-panel .variant-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:12px;margin:20px 0 17px;align-items:start}
.variant-panel .variant-grid label{display:flex;flex-direction:column;min-width:0;gap:8px;font-size:13px;line-height:1.45;color:#173e58;font-weight:700}
.variant-panel .variant-grid select{appearance:none;-webkit-appearance:none;width:100%;max-width:100%;min-width:0;height:47px;min-height:47px;box-sizing:border-box;padding:0 33px 0 12px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;border:1px solid #cbdce8;border-radius:10px;background:#fff url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='%23536f87' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='m6 9 6 6 6-6'/%3E%3C/svg%3E") no-repeat right 10px center;font-size:13px;font-weight:600;color:#234b68;cursor:pointer}
.variant-panel .variant-grid select:focus-visible{outline:2px solid #2582c4;outline-offset:2px}
.variant-panel .pdf-link{display:inline-flex;align-items:center;max-width:100%;line-height:1.45;padding:10px 0;margin:0;font-size:13px;text-decoration:none;overflow-wrap:anywhere}
.variant-panel .pdf-link:hover{text-decoration:underline}
@media(max-width:1100px){.variant-panel .variant-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media(max-width:560px){.variant-panel .variant-grid{grid-template-columns:1fr;gap:14px}.variant-panel .variant-grid select{font-size:16px;height:48px}.variant-panel .pdf-link{font-size:13px}}