@import url('https://fonts.googleapis.com/css2?family=Cairo:wght@400;500;600;700;800;900&family=Inter:wght@400;500;600;700;800;900&display=swap');
:root{--red:#c72127;--red-dark:#8e1117;--red-soft:#fff1f1;--charcoal:#252324;--steel:#6d6a6b;--light:#f7f7f8;--white:#fff;--border:#e6e3e4;--shadow:0 18px 50px rgba(30,20,20,.10);--radius:24px}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{font-family:'Cairo',sans-serif;color:var(--charcoal);background:#fff;line-height:1.85;margin:0}body.ltr{font-family:'Inter',sans-serif;line-height:1.72}a{text-decoration:none;color:inherit}img{max-width:100%;height:auto}.container{max-width:1180px}
.topbar{background:var(--charcoal);color:#fff;font-size:.9rem}.topbar .container{display:flex;justify-content:space-between;gap:18px;align-items:center;padding:8px 14px}.topbar a{color:#fff}.topbar strong{color:#ffcbcd}.lang-link{border:1px solid rgba(255,255,255,.28);border-radius:999px;padding:2px 10px;font-weight:800}
.navbar{background:rgba(255,255,255,.97);backdrop-filter:blur(14px);box-shadow:0 6px 25px rgba(0,0,0,.05)}.navbar-brand img{width:180px;height:auto}.nav-link{font-weight:800;color:#363233!important;padding:.8rem .7rem!important}.nav-link:hover,.nav-link.active{color:var(--red)!important}.btn-call{background:linear-gradient(135deg,var(--red),var(--red-dark));color:#fff!important;border-radius:999px;padding:.68rem 1.1rem;font-weight:900;box-shadow:0 12px 25px rgba(199,33,39,.25);border:0;transition:.2s}.btn-call:hover{transform:translateY(-2px)}
.hero{position:relative;overflow:hidden;background:linear-gradient(135deg,#1f1d1e 0%,#353032 46%,#6b171b 100%);color:#fff;padding:92px 0 76px;isolation:isolate}.hero:before{content:'';position:absolute;inset:-25%;z-index:-2;background:radial-gradient(circle at 20% 15%,rgba(255,56,64,.55),transparent 25%),radial-gradient(circle at 80% 30%,rgba(255,255,255,.10),transparent 24%),radial-gradient(circle at 70% 95%,rgba(199,33,39,.55),transparent 30%)}.hero:after{content:'';position:absolute;inset:0;z-index:-1;background-image:linear-gradient(rgba(255,255,255,.025) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.025) 1px,transparent 1px);background-size:48px 48px;mask-image:linear-gradient(to bottom,black,transparent)}.eyebrow{display:inline-flex;align-items:center;gap:8px;padding:7px 12px;border-radius:999px;background:rgba(255,255,255,.11);border:1px solid rgba(255,255,255,.17);font-weight:800;font-size:.88rem}.hero h1{font-size:clamp(2rem,4.2vw,4.1rem);line-height:1.25;font-weight:900;margin:20px 0 16px}.hero p{font-size:1.1rem;color:#f0e8e9;max-width:720px}.hero-actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:28px}.btn-primary-main{background:#fff;color:var(--red-dark);font-weight:900;border-radius:14px;padding:14px 23px}.btn-secondary-main{border:1px solid rgba(255,255,255,.35);color:#fff;font-weight:800;border-radius:14px;padding:14px 23px;background:rgba(255,255,255,.06)}.hero-card{background:rgba(255,255,255,.10);border:1px solid rgba(255,255,255,.16);backdrop-filter:blur(16px);border-radius:30px;padding:24px;box-shadow:0 30px 80px rgba(0,0,0,.25)}.hero-card .device-visual{height:360px;border-radius:22px;background:linear-gradient(145deg,#f8f8f8,#b9b9b9);position:relative;overflow:hidden}.device-visual:before{content:'';position:absolute;width:64%;height:77%;inset-inline-start:18%;top:11%;border-radius:18px;background:linear-gradient(145deg,#272425,#0c0c0c);box-shadow:inset 0 0 0 9px #8f8b8c,0 24px 40px rgba(0,0,0,.28)}.device-visual:after{content:'GLEMGAS';position:absolute;inset-inline-start:50%;top:19%;transform:translateX(-50%);color:#fff;letter-spacing:4px;font-weight:900;font-size:.75rem}.burners{position:absolute;z-index:3;inset-inline-start:25%;inset-inline-end:25%;top:33%;height:75px}.burners span{position:absolute;width:42px;height:42px;border:7px solid #b7b4b4;border-radius:50%;background:#272425;box-shadow:0 0 0 2px #777}.burners span:nth-child(1){inset-inline-start:0}.burners span:nth-child(2){inset-inline-end:0}.burners span:nth-child(3){inset-inline-start:50%;top:35px;transform:translateX(-50%)}
.section{padding:78px 0}.section-light{background:var(--light)}.section-dark{background:var(--charcoal);color:#fff}.section-title{max-width:800px;margin-bottom:34px}.section-title .kicker{color:var(--red);font-weight:900}.section-title h2{font-weight:900;font-size:clamp(1.8rem,3vw,2.8rem);line-height:1.35;margin:7px 0 12px}.section-title p{color:#656162;margin:0}.section-dark .section-title p{color:#d0c9cb}.lead-copy{font-size:1.08rem;color:#555;max-width:880px}
.card-service,.info-card,.model-card,.area-card,.faq-wrap,.contact-card,.keyword-card{background:#fff;border:1px solid var(--border);border-radius:var(--radius);padding:26px;height:100%;box-shadow:0 10px 35px rgba(20,16,17,.05);transition:.25s}.card-service:hover,.model-card:hover,.area-card:hover{transform:translateY(-6px);box-shadow:var(--shadow)}.icon-box{width:58px;height:58px;border-radius:17px;background:linear-gradient(135deg,var(--red-soft),#ffd9db);color:var(--red);display:grid;place-items:center;font-size:1.55rem;margin-bottom:18px}.card-service h3,.model-card h3,.area-card h3{font-size:1.2rem;font-weight:900}.card-service p,.model-card p,.area-card p,.info-card p,.keyword-card p{color:#686466;margin-bottom:15px}.link-red{color:var(--red);font-weight:900}.area-card .cities{font-size:.9rem;line-height:1.8;color:#666}.area-card .city-pill{display:inline-block;background:#f5f2f3;border-radius:999px;padding:3px 9px;margin:3px 0}
.trust-strip{margin-top:-34px;position:relative;z-index:4}.trust-box{background:#fff;border-radius:22px;box-shadow:var(--shadow);display:grid;grid-template-columns:repeat(4,1fr);overflow:hidden}.trust-item{padding:22px;text-align:center;border-inline-end:1px solid var(--border)}.trust-item:last-child{border-inline-end:0}.trust-item strong{display:block;font-size:1.3rem;color:var(--red);font-weight:900}.trust-item span{font-size:.92rem;color:#666}
.check-list{list-style:none;padding:0;margin:0}.check-list li{position:relative;padding-inline-start:31px;margin-bottom:12px}.check-list li:before{content:'✓';position:absolute;inset-inline-start:0;top:1px;width:22px;height:22px;border-radius:50%;background:var(--red-soft);color:var(--red);font-weight:900;display:grid;place-items:center}.warning-box{border-inline-start:5px solid var(--red);background:#fff5f5;padding:18px 20px;border-radius:16px}.cta-box{background:linear-gradient(135deg,var(--red),var(--red-dark));color:#fff;border-radius:30px;padding:38px;position:relative;overflow:hidden}.cta-box:after{content:'';position:absolute;width:220px;height:220px;border-radius:50%;background:rgba(255,255,255,.10);inset-inline-end:-60px;top:-80px}.cta-box h2{font-weight:900}.cta-box p{color:#ffe7e8}.cta-number{font-size:clamp(2rem,5vw,4.2rem);font-weight:900;letter-spacing:2px}
.breadcrumb-wrap{background:#f5f3f4;border-bottom:1px solid var(--border)}.breadcrumb{margin:0;padding:12px 0;font-size:.88rem}.breadcrumb-item+.breadcrumb-item::before{float:none;padding-inline: .5rem;color:#888;content:'/'}
.page-hero{padding:68px 0 56px;background:linear-gradient(135deg,#211f20,#4b2527);color:#fff;position:relative;overflow:hidden}.page-hero:after{content:'';position:absolute;width:420px;height:420px;border-radius:50%;background:radial-gradient(circle,rgba(199,33,39,.55),transparent 65%);inset-inline-end:-120px;top:-130px}.page-hero h1{font-weight:900;font-size:clamp(2rem,4vw,3.5rem);position:relative;z-index:1}.page-hero p{max-width:780px;color:#e8dfe1;position:relative;z-index:1}.page-hero .badge{position:relative;z-index:1;background:rgba(255,255,255,.12);border:1px solid rgba(255,255,255,.2);padding:8px 13px;border-radius:999px}
.model-tag{display:inline-block;background:#f5f2f3;color:#4d484a;border-radius:999px;padding:5px 10px;margin:3px;font-weight:800;font-size:.83rem}.accordion-button{font-weight:900}.accordion-button:not(.collapsed){color:var(--red);background:#fff5f5}.accordion-button:focus{box-shadow:none;border-color:#f1c5c7}.contact-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.contact-card{text-align:center}.contact-card .big{font-size:1.5rem;font-weight:900;color:var(--red)}.contact-card .icon-box{margin-inline:auto}.phone-chip{display:inline-flex;align-items:center;gap:8px;background:var(--red-soft);color:var(--red-dark);padding:8px 14px;border-radius:999px;font-weight:900}.compact-list{columns:2;column-gap:28px;margin:0}.compact-list li{break-inside:avoid;margin-bottom:7px}
footer{background:#171516;color:#d8d0d2;padding:58px 0 24px}footer h4{color:#fff;font-weight:900;font-size:1.05rem}footer a{display:block;color:#d8d0d2;margin-bottom:8px}footer a:hover{color:#fff}.footer-logo{background:#fff;border-radius:12px;padding:9px 12px;width:190px}.footer-bottom{border-top:1px solid #373235;margin-top:35px;padding-top:20px;font-size:.88rem}.mobile-call{display:none}
@media(max-width:991px){.navbar-brand img{width:155px}.hero{padding:68px 0}.hero-card{margin-top:30px}.trust-box{grid-template-columns:repeat(2,1fr)}.trust-item:nth-child(2){border-inline-end:0}.trust-item:nth-child(-n+2){border-bottom:1px solid var(--border)}.contact-grid{grid-template-columns:1fr}.mobile-call{display:flex;position:fixed;bottom:14px;left:14px;right:14px;z-index:999;gap:8px}.mobile-call a{flex:1;text-align:center;padding:13px 10px;border-radius:14px;font-weight:900;box-shadow:0 10px 25px rgba(0,0,0,.2)}.mobile-call .call{background:var(--red);color:#fff}.mobile-call .request{background:#fff;color:#252324;border:1px solid #ddd}body{padding-bottom:78px}}
@media(max-width:576px){body{font-size:15px}.topbar .container{justify-content:center;flex-wrap:wrap}.topbar .hide-sm{display:none}.hero h1{font-size:2.08rem}.hero p{font-size:1rem}.hero-actions a{width:100%;text-align:center}.section{padding:56px 0}.trust-strip{margin-top:-20px}.trust-box{grid-template-columns:1fr 1fr}.trust-item{padding:16px 8px}.trust-item strong{font-size:1.05rem}.cta-box{padding:27px 22px}.page-hero{padding:50px 0}.device-visual{height:290px!important}.compact-list{columns:1}}

.content-prose{max-width:920px}.content-prose p{margin-bottom:1rem;color:#575254}.content-prose h2{font-size:clamp(1.45rem,2.4vw,2.15rem);font-weight:900;line-height:1.45;margin:2.2rem 0 .85rem}.content-prose h3{font-size:1.16rem;font-weight:900;margin:1.5rem 0 .55rem}.topic-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}.topic-card{background:#fff;border:1px solid var(--border);border-radius:20px;padding:23px;height:100%;box-shadow:0 8px 28px rgba(20,16,17,.045)}.topic-card h3{font-size:1.08rem;font-weight:900}.topic-card p{color:#686466;margin:0}.content-table{width:100%;border-collapse:separate;border-spacing:0;overflow:hidden;border:1px solid var(--border);border-radius:18px;background:#fff}.content-table th,.content-table td{padding:15px 16px;border-bottom:1px solid var(--border);vertical-align:top}.content-table th{background:#fff3f3;font-weight:900;color:var(--red-dark)}.content-table tr:last-child td{border-bottom:0}.topic-toc{background:#fff;border:1px solid var(--border);border-radius:20px;padding:22px}.topic-toc h2{font-size:1.2rem;margin:0 0 12px}.topic-toc a{display:block;color:var(--red-dark);font-weight:800;margin:7px 0}.answer-box{background:linear-gradient(135deg,#fff7f7,#fff);border:1px solid #f0c9cb;border-inline-start:5px solid var(--red);border-radius:18px;padding:20px}.mini-cta{background:#292526;color:#fff;border-radius:20px;padding:24px}.mini-cta a{color:#fff;font-weight:900}.faq-section .accordion-item{border-color:var(--border)}.guide-meta{display:flex;flex-wrap:wrap;gap:10px;margin-top:18px}.guide-meta span{background:rgba(255,255,255,.12);border:1px solid rgba(255,255,255,.18);border-radius:999px;padding:6px 11px;font-weight:700}.related-guides a{display:block;background:#fff;border:1px solid var(--border);border-radius:15px;padding:14px 16px;margin-bottom:10px;font-weight:900;color:var(--red-dark)}
@media(max-width:991px){.topic-grid{grid-template-columns:1fr 1fr}}@media(max-width:575px){.topic-grid{grid-template-columns:1fr}.content-table th,.content-table td{padding:12px;font-size:.92rem}.content-prose p{font-size:.98rem}}

/* Final responsive and editorial hardening */
html,body{width:100%;max-width:100%;overflow-x:clip}body{min-width:0}body>*{max-width:100%}header,main,section,footer,nav,.breadcrumb-wrap{max-width:100%;overflow-x:clip}.container,.container-fluid{width:100%;min-width:0}.row,.row>*{min-width:0}img,svg,video,iframe,canvas{display:block;max-width:100%;height:auto}h1,h2,h3,h4,p,li,a,span,strong{overflow-wrap:anywhere;word-break:normal}.navbar,.navbar-collapse,.navbar-nav{max-width:100%;min-width:0}.nav-link,.btn,.phone-chip,.model-tag,.badge{max-width:100%;white-space:normal}.table-responsive{width:100%;max-width:100%;overflow-x:auto;-webkit-overflow-scrolling:touch}.content-table{min-width:680px}.cta-number{max-width:100%;word-break:break-word;white-space:normal}.page-hero-grid{display:grid;grid-template-columns:minmax(0,1.12fr) minmax(300px,.88fr);gap:36px;align-items:center;position:relative;z-index:2}.page-hero-copy{min-width:0}.page-hero-media,.hero-media{margin:0;border-radius:26px;overflow:hidden;border:1px solid rgba(255,255,255,.16);box-shadow:0 22px 60px rgba(0,0,0,.28);background:#1b1819}.page-hero-media img{width:100%;aspect-ratio:16/10;object-fit:cover}.hero-media img{width:100%;aspect-ratio:16/10;object-fit:cover}.page-hero .container{position:relative;z-index:2}.blog-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:22px}.blog-card{background:#fff;border:1px solid var(--border);border-radius:22px;overflow:hidden;height:100%;box-shadow:0 10px 32px rgba(20,16,17,.06);transition:.25s;min-width:0}.blog-card:hover{transform:translateY(-5px);box-shadow:var(--shadow)}.blog-card img{width:100%;aspect-ratio:16/9;object-fit:cover}.blog-card-body{padding:22px}.blog-card h2,.blog-card h3{font-size:1.14rem;line-height:1.55;font-weight:900;margin:0 0 10px}.blog-card p{color:#686466;margin:0 0 15px}.blog-category{display:inline-flex;color:var(--red-dark);background:var(--red-soft);border-radius:999px;padding:4px 10px;font-size:.8rem;font-weight:900;margin-bottom:12px}.article-layout{display:grid;grid-template-columns:minmax(0,1fr) 310px;gap:36px;align-items:start}.article-content{min-width:0}.article-content p{color:#514d4e}.article-content ul,.article-content ol{padding-inline-start:1.25rem}.article-content li{margin-bottom:.65rem}.article-content h2{font-size:clamp(1.45rem,2.5vw,2.15rem);font-weight:900;line-height:1.45;margin:2.25rem 0 .85rem}.article-content h3{font-size:1.15rem;font-weight:900;line-height:1.55;margin:1.45rem 0 .55rem}.article-sidebar{position:sticky;top:104px}.article-image{border-radius:22px;overflow:hidden;margin:0 0 28px;box-shadow:var(--shadow)}.article-image img{width:100%;aspect-ratio:16/9;object-fit:cover}.article-summary{background:#fff7f7;border:1px solid #f1c9cb;border-inline-start:5px solid var(--red);border-radius:18px;padding:20px;margin:0 0 28px}.steps-list{counter-reset:step;list-style:none;padding:0!important}.steps-list li{position:relative;padding-inline-start:48px;margin-bottom:18px}.steps-list li:before{counter-increment:step;content:counter(step);position:absolute;inset-inline-start:0;top:0;width:34px;height:34px;border-radius:50%;display:grid;place-items:center;background:var(--red);color:#fff;font-weight:900}.source-box{background:#f7f7f8;border:1px solid var(--border);border-radius:18px;padding:20px}.source-box a{color:var(--red-dark);font-weight:800}.related-list a{display:block;padding:12px 0;border-bottom:1px solid var(--border);color:var(--red-dark);font-weight:850}.related-list a:last-child{border-bottom:0}.hero-card{padding:12px}.hero .row{align-items:center}.navbar-toggler{flex:0 0 auto}.breadcrumb{flex-wrap:wrap}.breadcrumb-item{min-width:0}.breadcrumb-item.active{max-width:100%}.mobile-call{max-width:calc(100vw - 28px)}
@media(max-width:1199.98px){.navbar-brand img{width:150px}.nav-link{padding:.75rem .48rem!important;font-size:.92rem}.btn-call{padding:.62rem .9rem}.page-hero-grid{gap:25px}}
@media(max-width:991.98px){.page-hero-grid{grid-template-columns:1fr}.page-hero-media{max-width:720px}.article-layout{grid-template-columns:1fr}.article-sidebar{position:static}.blog-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.navbar-collapse{padding:12px 0 6px}.navbar-nav{width:100%}.nav-link{padding:.72rem .2rem!important}.navbar .btn-call{display:inline-flex;margin-top:6px}.hero-card{margin-top:24px}.topbar .container{padding-inline:16px}}
@media(max-width:767.98px){body{font-size:15px;line-height:1.75}.container{padding-inline:16px}.hero{padding:54px 0 48px}.hero h1{font-size:clamp(1.75rem,8vw,2.2rem);line-height:1.35}.hero p{font-size:.98rem}.page-hero{padding:42px 0 38px}.page-hero h1{font-size:clamp(1.55rem,7vw,2rem);line-height:1.38;margin-top:12px}.page-hero p{font-size:.96rem;line-height:1.75}.page-hero-media img{aspect-ratio:16/9}.section{padding:50px 0}.section-title h2{font-size:clamp(1.45rem,6vw,1.85rem)}.content-prose h2,.article-content h2{font-size:clamp(1.35rem,5.8vw,1.7rem);margin-top:1.8rem}.content-prose h3,.article-content h3{font-size:1.08rem}.card-service,.info-card,.model-card,.area-card,.faq-wrap,.contact-card,.keyword-card,.topic-card{padding:20px;border-radius:18px}.cta-box{padding:26px 20px}.cta-box h2{font-size:1.45rem}.cta-number{font-size:clamp(1.8rem,12vw,2.7rem);letter-spacing:1px}.blog-grid{grid-template-columns:1fr}.article-image{border-radius:16px}.content-table{min-width:620px}.topbar{font-size:.8rem}.topbar .container{gap:8px}.footer-bottom{display:block!important}.footer-bottom span{display:block;margin-bottom:6px}.hero-actions{gap:10px}.hero-actions a{width:100%;text-align:center}.trust-box{grid-template-columns:1fr 1fr}.mobile-call{left:10px;right:10px;bottom:10px;gap:6px;max-width:calc(100vw - 20px)}.mobile-call a{font-size:.86rem;padding:11px 7px}.page-hero .badge{font-size:.78rem}.guide-meta{gap:6px}.guide-meta span{font-size:.78rem;padding:5px 8px}}
@media(max-width:420px){.container{padding-inline:13px}.navbar-brand img{width:132px}.hero h1{font-size:1.68rem}.page-hero h1{font-size:1.5rem}.section-title h2{font-size:1.42rem}.content-prose h2,.article-content h2{font-size:1.3rem}.trust-box{grid-template-columns:1fr}.trust-item{border-inline-end:0!important;border-bottom:1px solid var(--border)!important}.trust-item:last-child{border-bottom:0!important}.topbar .container{justify-content:center;text-align:center}.lang-link{padding:2px 8px}.mobile-call a{font-size:.79rem}.page-hero-media,.hero-media{border-radius:18px}.blog-card-body{padding:18px}}

.facebook-link{display:inline-flex!important;align-items:center;gap:9px;width:max-content;max-width:100%;margin-top:12px;padding:10px 14px;border:1px solid #4a4346;border-radius:12px;background:#242021;color:#fff!important;font-weight:850;transition:.2s}.facebook-link:hover{background:var(--red);border-color:var(--red);transform:translateY(-1px)}.facebook-link i{font-size:1.12rem;flex:0 0 auto}.facebook-link span{overflow-wrap:normal}