:root{
 --bg:#101315;--surface:#171b1e;--surface2:#1d2226;--line:#2b3136;
 --text:#eef1f2;--muted:#9aa4aa;--accent:#d29a3f;--accent-2:#e4b768;
 --wa:#25d366;--radius:14px;
 --font:'Sora',system-ui,sans-serif;
}
html[dir=rtl]{--font:'Tajawal','Sora',system-ui,sans-serif}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{background:var(--bg);color:var(--text);font-family:var(--font);line-height:1.65;font-size:16px}
img{display:block;max-width:100%}
a{color:inherit;text-decoration:none}
.wrap{max-width:1180px;margin:0 auto;padding:0 22px}
h1,h2,h3{line-height:1.2;font-weight:700}
.accent{color:var(--accent)}
.muted{color:var(--muted)}
.center{text-align:center;margin-top:34px}
.kicker{color:var(--accent);text-transform:uppercase;letter-spacing:.14em;font-size:.78rem;font-weight:600;margin-bottom:14px}
html[dir=rtl] .kicker{letter-spacing:0}
.note{color:var(--muted);font-size:.85rem;margin-top:18px}
/* header */
.hdr{position:sticky;top:0;z-index:50;background:rgba(16,19,21,.92);backdrop-filter:blur(10px);border-bottom:1px solid var(--line)}
.hdr-in{display:flex;align-items:center;gap:26px;height:72px}
.brand{display:flex;align-items:center;gap:11px}
.brand-txt{font-weight:800;letter-spacing:.06em;font-size:1.05rem;line-height:1.1;display:flex;flex-direction:column}
.brand-txt small{color:var(--muted);font-weight:500;font-size:.62rem;letter-spacing:.2em;text-transform:uppercase}
html[dir=rtl] .brand-txt{letter-spacing:0}
html[dir=rtl] .brand-txt small{letter-spacing:.05em}
.nav{display:flex;gap:22px;margin-inline-start:auto}
.nav a{color:var(--muted);font-size:.92rem;font-weight:500;padding:6px 2px;border-bottom:2px solid transparent}
.nav a:hover{color:var(--text)}
.nav a.on{color:var(--text);border-color:var(--accent)}
.hdr-right{display:flex;align-items:center;gap:14px}
.langs{display:flex;gap:2px;border:1px solid var(--line);border-radius:999px;padding:3px}
.langs a{font-size:.75rem;padding:4px 10px;border-radius:999px;color:var(--muted)}
.langs a.on{background:var(--surface2);color:var(--text)}
.burger{display:none;background:none;border:0;cursor:pointer;flex-direction:column;gap:5px;padding:6px}
.burger span{width:24px;height:2px;background:var(--text);display:block}
/* buttons */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:9px;background:var(--accent);color:#15100a;font-weight:700;padding:11px 22px;border-radius:999px;border:0;cursor:pointer;font-size:.95rem;font-family:var(--font);transition:.2s}
.btn:hover{background:var(--accent-2)}
.btn-lg{padding:15px 30px;font-size:1rem}
.btn-sm{padding:8px 16px;font-size:.85rem}
.btn-ghost{background:transparent;border:1px solid var(--line);color:var(--text)}
.btn-ghost:hover{background:var(--surface2);border-color:var(--muted)}
/* hero */
.hero{position:relative;min-height:82vh;display:flex;align-items:center;overflow:hidden}
.hero-bg{position:absolute;inset:0}
.hero-bg img{width:100%;height:100%;object-fit:cover;opacity:.35;filter:saturate(.7)}
.hero-bg::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(16,19,21,.35),rgba(16,19,21,.92) 85%)}
.hero-in{position:relative;padding-top:70px;padding-bottom:70px;max-width:1180px}
.hero h1{font-size:clamp(2.3rem,5.5vw,4rem);font-weight:800;max-width:16ch}
.hero-sub{color:var(--muted);font-size:1.12rem;max-width:52ch;margin:22px 0 34px}
.hero-cta{display:flex;gap:14px;flex-wrap:wrap}
/* stats */
.stats{border-block:1px solid var(--line);background:var(--surface)}
.stats-in{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;padding-block:30px}
.stat{text-align:center}
.stat strong{font-size:2rem;color:var(--accent);font-weight:800;display:block}
.stat span{color:var(--muted);font-size:.85rem}
/* sections */
.sec{padding:84px 0}
.sec-alt{background:var(--surface)}
.sec-title{font-size:clamp(1.6rem,3vw,2.2rem);margin-bottom:18px}
.sec-head{margin-bottom:44px;max-width:640px}
.sec-sub{color:var(--muted);font-size:1.05rem}
.grid4{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;margin-top:34px}
.card{background:var(--surface2);border:1px solid var(--line);border-radius:var(--radius);padding:26px}
.sec-alt .card{background:var(--bg)}
.card h3{font-size:1.05rem;margin-bottom:10px;color:var(--accent-2)}
.card p{color:var(--muted);font-size:.92rem}
/* product cards */
.pgrid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.pcard{background:var(--bg);border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;display:flex;flex-direction:column;transition:.25s}
.sec:not(.sec-alt) .pcard{background:var(--surface)}
.pcard:hover{transform:translateY(-4px);border-color:var(--accent)}
.pcard-img{aspect-ratio:4/3;overflow:hidden}
.pcard-img img{width:100%;height:100%;object-fit:cover;transition:.4s}
.pcard:hover .pcard-img img{transform:scale(1.05)}
.pcard-body{padding:22px;display:flex;flex-direction:column;gap:10px;flex:1}
.pcard-top{display:flex;align-items:baseline;justify-content:space-between;gap:10px;flex-wrap:wrap}
.pcard-top h3{font-size:1.15rem}
.price{color:var(--accent);font-weight:800;font-size:1.15rem;white-space:nowrap}
.price small{color:var(--muted);font-weight:500;font-size:.72rem}
.pcard-body p{color:var(--muted);font-size:.9rem;flex:1}
.link{color:var(--accent-2);font-size:.88rem;font-weight:600}
/* split */
.split{display:grid;grid-template-columns:1fr 1fr;gap:48px;align-items:center}
.split-img{border-radius:var(--radius);overflow:hidden;border:1px solid var(--line)}
.split-img img{width:100%;height:100%;object-fit:cover;aspect-ratio:4/3}
.split-txt h2{font-size:clamp(1.5rem,2.6vw,2rem);margin-bottom:16px}
.split-txt p{color:var(--muted);margin-bottom:16px}
.split-txt .btn{margin-top:8px}
.prod-list{display:flex;flex-direction:column;gap:70px}
.prod-split{scroll-margin-top:100px}
.split-rev .split-img{order:2}
html[dir=rtl] .split-rev .split-img{order:0}
html[dir=rtl] .split-rev .split-txt{order:2}
.checks{list-style:none;margin:6px 0 18px}
.checks li{padding-inline-start:28px;position:relative;color:var(--muted);margin-bottom:9px;font-size:.94rem}
.checks li::before{content:"✓";position:absolute;inset-inline-start:0;color:var(--accent);font-weight:800}
/* gallery */
.ggrid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.gcard{border-radius:var(--radius);overflow:hidden;border:1px solid var(--line);background:var(--surface2);margin:0}
.gcard img{aspect-ratio:4/3;width:100%;object-fit:cover;transition:.4s}
.gcard:hover img{transform:scale(1.04)}
.gcard figcaption{padding:16px 18px;display:flex;flex-direction:column;gap:3px}
.gcard strong{font-size:.98rem}
.gcard span{color:var(--muted);font-size:.85rem}
/* table */
.tbl-wrap{overflow-x:auto;border:1px solid var(--line);border-radius:var(--radius)}
.tbl{width:100%;border-collapse:collapse;min-width:560px}
.tbl th,.tbl td{padding:15px 20px;text-align:start;border-bottom:1px solid var(--line);font-size:.95rem}
.tbl thead th{background:var(--surface2);color:var(--muted);text-transform:uppercase;font-size:.75rem;letter-spacing:.08em}
html[dir=rtl] .tbl thead th{letter-spacing:0}
.tbl tbody tr:last-child td{border-bottom:0}
.tbl tbody tr:hover{background:var(--surface)}
.tbl a{color:var(--accent-2);font-weight:600}
.price-cell{color:var(--accent);font-weight:700;white-space:nowrap}
/* specs */
.specs{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;margin-top:30px}
.spec{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:18px 22px;display:flex;flex-direction:column;gap:4px}
.spec span{color:var(--muted);font-size:.78rem;text-transform:uppercase;letter-spacing:.08em}
html[dir=rtl] .spec span{letter-spacing:0}
.spec strong{font-size:.95rem;font-weight:600}
/* steps */
.steps{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;margin-top:34px}
.step{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:28px}
.step-n{color:var(--accent);font-weight:800;font-size:1.6rem;display:block;margin-bottom:12px}
.step h3{font-size:1.02rem;margin-bottom:8px}
.step p{color:var(--muted);font-size:.9rem}
/* page hero */
.page-hero{padding:90px 0 60px;background:linear-gradient(180deg,var(--surface),var(--bg));border-bottom:1px solid var(--line)}
.page-hero h1{font-size:clamp(1.9rem,4vw,2.9rem);max-width:22ch}
.page-hero .sec-sub{margin-top:14px;max-width:60ch}
/* cta band */
.cta-band{background:linear-gradient(120deg,#2a2013,#1d2226);border-block:1px solid var(--line);padding:64px 0}
.cta-in{display:flex;align-items:center;justify-content:space-between;gap:30px;flex-wrap:wrap}
.cta-in h2{font-size:clamp(1.5rem,3vw,2.1rem);margin-bottom:8px}
.cta-in p{color:var(--muted);max-width:52ch}
/* contact */
.contact-grid{display:grid;grid-template-columns:1.25fr .85fr;gap:40px;align-items:start}
.form{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:32px;display:flex;flex-direction:column;gap:18px}
.frow{display:grid;grid-template-columns:1fr 1fr;gap:18px}
.form label{display:flex;flex-direction:column;gap:7px;font-size:.88rem;color:var(--muted);font-weight:500}
.form input,.form select,.form textarea{background:var(--bg);border:1px solid var(--line);border-radius:10px;padding:12px 14px;color:var(--text);font-family:var(--font);font-size:.95rem}
.form input:focus,.form select:focus,.form textarea:focus{outline:none;border-color:var(--accent)}
.form .btn{margin-top:4px}
.cinfo{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:32px;display:flex;flex-direction:column;gap:20px}
.cinfo h2{font-size:1.2rem}
.cinfo-item{display:flex;flex-direction:column;gap:2px}
.cinfo-item span{color:var(--muted);font-size:.78rem;text-transform:uppercase;letter-spacing:.08em}
html[dir=rtl] .cinfo-item span{letter-spacing:0}
.cinfo-item a{color:var(--accent-2);font-weight:600}
.cinfo-img{border-radius:10px;overflow:hidden;margin-top:6px}
/* footer */
.ftr{background:#0b0e10;border-top:1px solid var(--line);padding:60px 0 0}
.ftr-grid{display:grid;grid-template-columns:1.4fr 1fr 1.2fr;gap:40px;padding-bottom:44px}
.ftr h4{font-size:.85rem;text-transform:uppercase;letter-spacing:.1em;color:var(--muted);margin-bottom:14px}
html[dir=rtl] .ftr h4{letter-spacing:0}
.ftr-nav{display:flex;flex-direction:column;gap:9px}
.ftr-nav a{color:var(--muted);font-size:.92rem}
.ftr-nav a:hover{color:var(--text)}
.ftr .muted{font-size:.9rem;margin-top:14px}
.ftr a:hover{color:var(--accent-2)}
.ftr-btm{border-top:1px solid var(--line);padding:20px 22px;color:var(--muted);font-size:.82rem;display:flex;justify-content:space-between;flex-wrap:wrap;gap:8px}
/* whatsapp float */
.wa-float{position:fixed;inset-inline-end:22px;bottom:22px;z-index:60;background:var(--wa);color:#fff;width:58px;height:58px;border-radius:50%;display:flex;align-items:center;justify-content:center;box-shadow:0 8px 24px rgba(37,211,102,.35);transition:.2s}
.wa-float:hover{transform:scale(1.08)}
.wa-float svg{width:28px;height:28px}
.wa-tip{position:absolute;inset-inline-end:70px;background:var(--surface2);border:1px solid var(--line);color:var(--text);font-size:.8rem;font-weight:600;padding:7px 13px;border-radius:8px;white-space:nowrap;opacity:0;pointer-events:none;transition:.2s}
.wa-float:hover .wa-tip{opacity:1}
/* reveal */
.reveal{opacity:0;transform:translateY(18px);transition:opacity .6s,transform .6s}
.reveal.vis{opacity:1;transform:none}
/* responsive */
@media(max-width:960px){
 .grid4{grid-template-columns:repeat(2,1fr)}
 .pgrid,.ggrid,.steps,.specs{grid-template-columns:repeat(2,1fr)}
 .split{grid-template-columns:1fr;gap:28px}
 .split-rev .split-img{order:0}
 html[dir=rtl] .split-rev .split-txt{order:0}
 .contact-grid{grid-template-columns:1fr}
 .ftr-grid{grid-template-columns:1fr 1fr}
}
@media(max-width:720px){
 .nav{position:fixed;top:72px;inset-inline:0;background:var(--surface);border-bottom:1px solid var(--line);flex-direction:column;padding:20px 24px;gap:16px;display:none}
 .nav.open{display:flex}
 .burger{display:flex}
 .btn-sm span{display:none}
 .btn-sm{padding:9px}
 .stats-in{grid-template-columns:repeat(2,1fr)}
 .pgrid,.ggrid,.steps,.specs,.grid4,.frow{grid-template-columns:1fr}
 .hero{min-height:70vh}
 .sec{padding:60px 0}
 .langs a{padding:4px 8px}
}
/* v2 — matériau & comparatif */
.mat-cols{display:grid;grid-template-columns:1fr 1fr;gap:34px;margin-bottom:44px}
.mat-cols p{color:var(--muted)}
.comp-title{font-size:1.25rem;margin-bottom:18px}
.tbl td{color:var(--muted)}
.tbl td:first-child{color:var(--text);font-weight:600}
.tbl.comp td.good{color:var(--text)}
.tbl.comp td.good::before{content:"✓ ";color:var(--accent);font-weight:800}
.tbl.comp th:nth-child(2){color:var(--accent-2)}
/* v2 — cartes vidéo */
.vgrid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.vcard{background:var(--bg);border:1px solid var(--line);border-radius:var(--radius);padding:30px 26px;display:flex;flex-direction:column;gap:6px;transition:.25s}
.vcard:hover{border-color:var(--accent);transform:translateY(-4px)}
.vcard .vplay{width:54px;height:54px;border-radius:50%;background:var(--accent);color:#15100a;display:flex;align-items:center;justify-content:center;margin-bottom:14px}
.vcard strong{font-size:1.02rem}
.vcard span{color:var(--muted);font-size:.88rem}
/* v2 — réseaux sociaux */
.socials{display:flex;gap:10px;margin-top:6px}
.socials a{width:40px;height:40px;border-radius:50%;border:1px solid var(--line);display:flex;align-items:center;justify-content:center;color:var(--muted);transition:.2s}
.socials a:hover{color:#15100a;background:var(--accent);border-color:var(--accent)}
.follow-t{margin-top:22px!important}
.ftr .follow-t{font-size:.85rem;text-transform:uppercase;letter-spacing:.1em;color:var(--muted);margin-bottom:14px}
/* v2 — étapes de pose (7) */
.steps-7{grid-template-columns:repeat(4,1fr);margin-top:0}
.sec-alt .step{background:var(--bg)}
.sec-alt .spec{background:var(--bg)}
/* v2 — nav plus dense (6 entrées) */
.nav{gap:18px}
.nav a{font-size:.9rem;white-space:nowrap}
@media(max-width:1080px){.nav{gap:13px}.nav a{font-size:.84rem}}
@media(max-width:960px){
 .nav{position:fixed;top:72px;inset-inline:0;background:var(--surface);border-bottom:1px solid var(--line);flex-direction:column;padding:20px 24px;gap:16px;display:none}
 .nav.open{display:flex}
 .nav a{font-size:1rem}
 .burger{display:flex}
 .vgrid{grid-template-columns:repeat(2,1fr)}
 .steps-7{grid-template-columns:repeat(2,1fr)}
 .mat-cols{grid-template-columns:1fr}
}
@media(max-width:720px){.vgrid,.steps-7{grid-template-columns:1fr}}

/* ===== v3 — charte graphique Struktalys (guide de marque) ===== */
:root{--bg:#15171C;--surface:#1b1e24;--surface2:#22262d;--line:#2e333b;--text:#F4F5F7;--muted:#9aa1ad;--accent:#FF5A1F;--accent-2:#ff7b47;--font:'Barlow',system-ui,sans-serif;--font-head:'Rajdhani','Barlow',sans-serif}
html[dir=rtl]{--font:'Tajawal',system-ui,sans-serif;--font-head:'Tajawal',sans-serif}
h1,h2,h3,h4,.stat strong,.step-n,.price,.price-cell{font-family:var(--font-head)}
h1,h2{letter-spacing:.01em}
.btn{color:#fff}
.vcard .vplay{color:#fff}
.socials a:hover{color:#fff}
.hdr{background:rgba(21,23,28,.94)}
.ftr{background:#101216}
.brand-img{height:34px;width:auto;display:block}
.hero-bg::after{background:linear-gradient(180deg,rgba(21,23,28,.35),rgba(21,23,28,.93) 85%)}
.cta-band{background:linear-gradient(120deg,#2b1509,#1b1e24)}
.checks li::before{color:var(--accent)}

/* ===== v4 — chiffres en arabe (bidi) & confort mobile ===== */
.price,.price-cell{direction:ltr;unicode-bidi:isolate;display:inline-block}
html[dir=rtl] input[type=tel],html[dir=rtl] input[type=number]{direction:ltr}
a[href^="tel:"],a[href^="https://wa.me"]{unicode-bidi:isolate}
@media(max-width:720px){
 .form input,.form select,.form textarea{font-size:16px}
 .btn-lg{width:100%;justify-content:center}
 .hero-cta .btn-lg{width:auto;flex:1;min-width:150px}
 .wa-float{width:54px;height:54px;bottom:18px}
 .hdr-in{gap:12px}
 .brand-img{height:28px}
}