:root{--c-dark:#1b1b1b;--c-navy:#0e121d;--c-accent:#ff9900;--c-bg-1:#f7f8ff;--c-bg-2:#f4f4fa;--c-text:#5a5a5a;--c-border:#c6c6c6;--c-link:#0064d4;--font:Arial,Helvetica,"Noto Sans Arabic",Tahoma,sans-serif}
*{box-sizing:border-box}body{margin:0;font:16px/1.7 var(--font);color:var(--c-text);background:#fff}h1,h2,h3{color:var(--c-dark);line-height:1.18;margin-block:0 1rem}h1{font-size:clamp(2.3rem,4.2vw,4rem);letter-spacing:-.035em}h2{font-size:clamp(1.8rem,3vw,2.7rem);letter-spacing:-.025em}h3{font-size:1.35rem}p{margin-block:0 1.3rem}a{color:var(--c-link);text-underline-offset:.2em}a:hover{text-decoration-thickness:2px}img{max-width:100%;height:auto}button,input,textarea,select{font:inherit}button,a,input,textarea,select,summary{-webkit-tap-highlight-color:transparent}a:focus-visible,button:focus-visible,input:focus-visible,textarea:focus-visible,select:focus-visible,summary:focus-visible{outline:3px solid var(--c-accent);outline-offset:4px}.container{width:min(1240px,calc(100% - 48px));margin-inline:auto}.section{padding-block:80px}.hero{padding-block:75px;background:var(--c-bg-1)}.lead{font-size:1.12rem}.eyebrow{text-transform:uppercase;letter-spacing:.14em;font-size:.76rem;font-weight:bold;color:var(--c-dark);margin-block-end:16px}.grid{display:grid;gap:32px}.two{grid-template-columns:repeat(2,minmax(0,1fr))}.three{grid-template-columns:repeat(3,minmax(0,1fr))}.four{grid-template-columns:repeat(4,minmax(0,1fr))}.align-center{align-items:center}.bg-one{background:var(--c-bg-1)}.bg-two{background:var(--c-bg-2)}.card{padding:30px;border:1px solid var(--c-border);background:#fff}.button-row{display:flex;flex-wrap:wrap;gap:12px;margin-block:24px}.button{display:inline-flex;align-items:center;justify-content:center;min-height:48px;padding:12px 23px;background:var(--c-dark);color:#fff;border:1px solid var(--c-dark);border-radius:0;text-decoration:none;cursor:pointer;font-weight:bold}.button:hover{background:var(--c-navy);color:#fff}.button.outline{background:transparent;color:var(--c-dark);border-color:var(--c-dark)}.button.outline:hover{background:var(--c-dark);color:#fff}.button.light{background:#fff;color:var(--c-dark);border-color:#fff}.button:disabled{opacity:.6;cursor:wait}.ph{display:inline-block;border:1px dashed var(--c-border);padding:5px 9px;color:var(--c-text);background:var(--c-bg-2);font-size:.9rem}.ph-visual{min-height:340px;display:grid;place-items:center;padding:30px;background:linear-gradient(135deg,var(--c-bg-2),#e8e8ed);border:1px dashed var(--c-border)}.hero .ph-visual{min-height:460px}.top-bar{background:var(--c-dark);color:#fff;font-size:.8rem}.top-inner,.contact-line,.languages{display:flex;align-items:center;gap:22px}.top-inner{justify-content:space-between;padding-block:9px}.top-bar a{color:#fff;text-decoration:none}.languages{margin:0;padding:0;list-style:none;gap:14px}.main-header{background:#fff;border-block-end:1px solid var(--c-border)}.header-inner{display:flex;align-items:center;justify-content:space-between;gap:24px;min-height:104px}.logo{display:inline-flex;flex-shrink:0}.logo img{width:194px;height:48px}.primary-menu{display:flex;align-items:center;gap:24px;list-style:none;padding:0;margin:0}.primary-menu li{position:relative}.primary-menu a{display:block;padding-block:14px;color:var(--c-dark);text-decoration:none;font-size:.9rem;font-weight:bold}.sub-menu{display:none;position:absolute;inset-block-start:100%;inset-inline-start:0;min-width:215px;margin:0;padding:12px 20px;list-style:none;background:#fff;border:1px solid var(--c-border);z-index:20}.menu-item-has-children>a:after{content:'⌄';margin-inline-start:7px}.menu-item-has-children:hover>.sub-menu,.menu-item-has-children:focus-within>.sub-menu{display:block}.menu-toggle{padding:8px 14px;border:1px solid var(--c-dark);background:white;color:var(--c-dark)}.menu-toggle[hidden]{display:none}.stats{display:grid;grid-template-columns:repeat(4,1fr);padding:40px 30px;gap:24px}.stats strong{display:block;font-size:2.5rem;line-height:1.3}.stats>div>span{font-size:.9rem}.dark-band{background:var(--c-navy);color:#fff}.dark-band h2,.dark-band strong{color:#fff}.steps{display:grid;grid-template-columns:repeat(3,1fr);gap:40px;padding-inline-start:24px}.steps li{padding-inline-start:8px}.steps li::marker{font-size:1.5rem;color:var(--c-dark);font-weight:bold}.specs{width:100%;border-collapse:collapse;margin-block:24px;font-size:.9rem}.specs th,.specs td{padding:10px;text-align:start;border-block-end:1px solid var(--c-border);vertical-align:top}.specs th{color:var(--c-dark);width:30%}.certificate-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:26px;margin-block:30px}.certificate-grid figure{margin:0}.certificate-grid img{display:block;width:100%;height:auto;border:1px solid var(--c-border)}.certificate-grid figcaption{font-size:.85rem;margin-block-start:10px}.faq-list{max-width:900px}.faq-list details{border-block-end:1px solid var(--c-border);padding-block:20px}.faq-list summary{font-weight:bold;color:var(--c-dark);cursor:pointer}.faq-list details p{margin-block:18px 0}.inquiry-form{display:grid;gap:20px}.inquiry-form label{display:grid;gap:6px;color:var(--c-dark)}input,textarea,select{min-width:0;width:100%;padding:11px 13px;border:1px solid var(--c-border);border-radius:0;background:#fff;color:var(--c-dark)}textarea{resize:vertical}.inquiry-form .consent{display:flex;align-items:flex-start;font-size:.9rem}.consent input{width:20px;height:20px;flex-shrink:0;margin-block-start:5px}.honeypot{position:absolute;inset-inline-start:-10000px;width:1px;height:1px;overflow:hidden}.form-notice{border-inline-start:4px solid var(--c-dark);padding:20px;background:var(--c-bg-1)}.site-footer{background:var(--c-navy);color:#d1d1d1;padding-block:65px 30px;font-size:.9rem}.site-footer h2{color:#fff;font-size:1.1rem}.footer-grid{display:grid;grid-template-columns:1.2fr 1fr 1fr 1.3fr;gap:40px}.footer-grid a{display:block;color:#fff;text-decoration:none;margin-block-end:8px}.footer-grid img{width:220px}.footer-grid p{margin-block-start:20px}.site-footer address{font-style:normal}.copyright{border-block-start:1px solid #444;margin-block-start:40px;padding-block-start:25px}.copyright a{color:#fff}.copyright p{margin-block-end:6px}.floating-contact{position:fixed;inset-inline-end:24px;inset-block-end:24px;z-index:50;background:var(--c-accent);color:var(--c-dark);padding:13px 20px;border-radius:30px;text-decoration:none;font-weight:bold;box-shadow:0 5px 20px #0002}.skip-link,.screen-reader-text{position:absolute;width:1px;height:1px;padding:0;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap}.skip-link:focus{position:fixed;inset:10px auto auto 10px;width:auto;height:auto;clip:auto;z-index:100;background:#fff;padding:12px;color:var(--c-dark)}.content-page{max-width:1000px}.content-page h2{margin-block-start:36px}[dir=rtl] .arrow{display:inline-block;transform:scaleX(-1)}
@media(min-width:1025px){.menu-toggle{display:none}}
@media(max-width:1024px){.header-inner{flex-wrap:wrap;padding-block:22px}.header-inner nav{width:100%}.primary-menu{justify-content:space-between;gap:15px}.four{grid-template-columns:repeat(2,1fr)}.footer-grid{grid-template-columns:repeat(2,1fr)}.js-menu #primary-navigation{display:none}.js-menu #primary-navigation.is-open{display:block}.js-menu .primary-menu{display:block}.js-menu .sub-menu{position:static;display:block;border:0;padding-block:0;padding-inline:24px}.js-menu .primary-menu a{padding-block:10px}}
@media(max-width:768px){.section{padding-block:55px}.hero{padding-block:45px}.two,.three{grid-template-columns:1fr}.stats{grid-template-columns:repeat(2,1fr)}.steps{grid-template-columns:1fr;gap:20px}.certificate-grid{grid-template-columns:repeat(2,1fr)}.top-inner{align-items:flex-start;gap:8px}.contact-line{flex-direction:column;align-items:flex-start;gap:2px}.languages{flex-wrap:wrap;gap:8px}.hero .ph-visual{min-height:300px}.primary-menu{flex-wrap:wrap}.sub-menu{position:static}}
@media(max-width:480px){.container{width:calc(100% - 32px)}.top-inner{flex-direction:column}.four,.footer-grid{grid-template-columns:1fr}.stats{padding:24px 18px}.stats strong{font-size:1.9rem}.ph-visual{min-height:260px}.button-row .button{width:100%}.card{padding:22px}.certificate-grid{gap:14px}.site-footer{padding-block-end:90px}}
@media(prefers-reduced-motion:reduce){*,*:before,*:after{animation:none!important;transition:none!important;scroll-behavior:auto!important}}
.site-footer .company-name{display:block;color:#fff;font-weight:700;margin-block:.25rem .5rem}

/* Floating WhatsApp button: official green #25D366, bottom inline-end (right in LTR, left in RTL). */
.wa-float{position:fixed;inset-inline-end:20px;inset-block-end:20px;z-index:60;width:58px;height:58px;border-radius:50%;background:#25D366;display:flex;align-items:center;justify-content:center;box-shadow:0 4px 14px rgba(0,0,0,.28);transition:transform .15s ease,opacity .2s ease}
.wa-float:hover{transform:scale(1.07)}
.wa-float:focus-visible{outline:3px solid var(--c-accent);outline-offset:3px}
.wa-float svg{display:block}
.wa-float.is-hidden{opacity:0;pointer-events:none;visibility:hidden}
/* Inquiry form: submit button sits at the inline-start edge (left in LTR, right in RTL) so the fixed WhatsApp
   button (inline-end) never covers it, plus bottom space so the form end can scroll clear of the button. */
.inquiry-form button[type=submit]{justify-self:start;max-width:calc(100% - 96px)}
.inquiry-form{padding-block-end:96px}
/* keep clear of a back-to-top button if one is ever enabled (Blocksy) */
.ct-back-to-top,#ct-back-to-top{inset-block-end:92px!important}
body.cistern-site{padding-block-end:0}
@media(max-width:768px){
 .wa-float{width:52px;height:52px;inset-inline-end:14px;inset-block-end:14px}
 .wa-float svg{width:28px;height:28px}
 .site-footer{padding-block-end:78px}
 .inquiry-form{padding-block-end:84px}
 .inquiry-form button[type=submit]{max-width:calc(100% - 80px)}
 main{padding-block-end:8px}
}
@media(prefers-reduced-motion:reduce){.wa-float{transition:none}}
[dir=rtl] [dir=ltr] .arrow{transform:none}
p.ph{display:block;width:fit-content}
[dir=rtl] :is(ul,ol)>li[dir=ltr]{margin-inline-start:1.5em}

@media(min-width:1025px){.primary-menu .sub-menu .sub-menu{inset-inline-start:100%;inset-block-start:0}.primary-menu .sub-menu li{position:relative}}
@media(max-width:1024px){.primary-menu .sub-menu .sub-menu{position:static;display:block;padding-inline-start:18px}}

/* IMG1 product photos */.bfw-figure{margin:0}.bfw-figure img{display:block;width:100%;height:auto;background:#fff}.bfw-figure-hero img{max-height:640px;object-fit:contain}.bfw-figure-card img{aspect-ratio:3/4;object-fit:contain}.bfw-gallery{margin-block:30px}.bfw-render-note{font-size:.8rem;color:var(--c-text);margin-block-start:6px}.bfw-model-card h3{margin-block:14px 0;font-size:1.1rem}

.bfw-model-note { margin: 0.25rem 0 0; font-size: 0.85em; color: #555; }
.bfw-model-grid .bfw-figure-card { margin-bottom: 0.5rem; }
.bfw-figure-narrow { max-width: min(400px, 80vw); margin-inline: auto; }
.bfw-figure-narrow img { width: 100%; max-height: none; }