/* ==========================================================================
   ATTAR AHMED — ARCHITECTE  |  Feuille de style principale
   Palette : encre / papier chaud / terre cuite / bleu zellige
   Sommaire :
     1. Tokens          9. Hero            17. FAQ
     2. Reset          10. Chiffres        18. Contact
     3. Typographie    11. Cabinet         19. Pied de page
     4. Layout         12. Services        20. Boutons flottants
     5. Boutons        13. Processus       21. Lightbox
     6. Bandeau demo   14. Projets         22. Animations
     7. Barre sup.     15. Bande CTA       23. Responsive
     8. En-tete        16. Engagements     24. Impression / a11y
   ========================================================================== */

/* ---------- 1. Tokens ---------- */
:root{
  --ink:#14161A;
  --ink-2:#1C1F24;
  --ink-3:#262B32;
  --paper:#F7F5F2;
  --paper-2:#EFEAE4;
  --paper-3:#E4DED6;
  --text:#23272E;
  --muted:#6E6961;
  --muted-2:#8C867D;
  --line:rgba(20,22,26,.12);
  --line-soft:rgba(20,22,26,.07);
  --accent:#C1663F;
  --accent-dark:#A5542F;
  --accent-soft:rgba(193,102,63,.11);
  --blue:#1C4C5B;

  --font-display:"Jost","Futura","Century Gothic",system-ui,sans-serif;
  --font-body:"Inter",system-ui,-apple-system,"Segoe UI",sans-serif;
  --font-serif:"Cormorant Garamond",Georgia,serif;

  --radius:2px;
  --radius-lg:4px;
  --shadow-sm:0 1px 2px rgba(20,22,26,.05), 0 6px 18px rgba(20,22,26,.06);
  --shadow-md:0 18px 50px rgba(20,22,26,.13);
  --shadow-lg:0 30px 80px rgba(20,22,26,.22);
  --ease:cubic-bezier(.22,.61,.36,1);
  --header-h:84px;
  --gutter:clamp(20px,4vw,48px);
}

/* ---------- 2. Reset ---------- */
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;scroll-padding-top:calc(var(--header-h) + 12px)}
body,h1,h2,h3,h4,h5,p,figure,blockquote,dl,dd,ul,ol{margin:0}
ul[class],ol[class]{list-style:none;padding:0}
body{
  font-family:var(--font-body);
  font-size:16px;
  line-height:1.72;
  color:var(--text);
  background:var(--paper);
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img,svg,video,iframe{max-width:100%;display:block}
img{height:auto}
a{color:inherit;text-decoration:none}
button,input,textarea,select{font:inherit;color:inherit}
button{background:none;border:0;cursor:pointer}
:focus-visible{outline:2px solid var(--accent);outline-offset:3px;border-radius:2px}
body.nav-open,body.lightbox-open{overflow:hidden}
.skip-link{
  position:absolute;left:-9999px;top:0;z-index:200;
  background:var(--ink);color:#fff;padding:12px 20px;font-size:.9rem;
}
.skip-link:focus{left:8px;top:8px}
.sr-only{
  position:absolute;width:1px;height:1px;padding:0;margin:-1px;
  overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap;border:0;
}

/* ---------- 3. Typographie ---------- */
h1,h2,h3,h4,.display{font-family:var(--font-display);font-weight:400;line-height:1.12;letter-spacing:-.01em;color:var(--ink)}
.h-xl{font-size:clamp(2.45rem,6.2vw,5rem);font-weight:300;line-height:1.03;letter-spacing:-.025em}
.h-lg{font-size:clamp(1.95rem,4.1vw,3.3rem);font-weight:300;letter-spacing:-.02em;line-height:1.1}
.h-md{font-size:clamp(1.3rem,2.1vw,1.75rem);font-weight:400;letter-spacing:-.01em}
.h-sm{font-size:1.05rem;font-weight:500;letter-spacing:.01em}
.eyebrow{
  font-family:var(--font-display);
  font-size:.72rem;font-weight:500;
  letter-spacing:.26em;text-transform:uppercase;
  color:var(--accent);
  display:inline-flex;align-items:center;gap:.85em;
}
.eyebrow::before{content:"";width:32px;height:1px;background:currentColor;opacity:.55;flex:none}
.is-center .eyebrow::after{content:"";width:32px;height:1px;background:currentColor;opacity:.55;flex:none}
.lead{font-size:clamp(1.01rem,1.3vw,1.15rem);color:var(--muted);line-height:1.78}
.muted{color:var(--muted)}

/* ---------- 4. Layout ---------- */
.container{width:100%;max-width:1280px;margin-inline:auto;padding-inline:var(--gutter)}
.container-narrow{max-width:900px}
.section{padding-block:clamp(70px,8.5vw,136px)}
.section--tight{padding-block:clamp(54px,6vw,86px)}
.section--dark{background:var(--ink);color:rgba(247,245,242,.78)}
.section--dark h1,.section--dark h2,.section--dark h3,.section--dark h4{color:var(--paper)}
.section--dark .lead,.section--dark .muted{color:rgba(247,245,242,.6)}
.section--alt{background:var(--paper-2)}
.section-head{max-width:740px;margin-bottom:clamp(38px,5vw,66px)}
.section-head.is-center{margin-inline:auto;text-align:center}
.section-head .eyebrow{margin-bottom:20px}
.section-head .lead{margin-top:20px}

/* ---------- 5. Boutons ---------- */
.btn{
  --btn-bg:var(--ink); --btn-fg:var(--paper); --btn-bd:var(--ink);
  display:inline-flex;align-items:center;justify-content:center;gap:.7em;
  font-family:var(--font-display);font-size:.79rem;font-weight:500;
  letter-spacing:.16em;text-transform:uppercase;
  padding:1.05em 1.9em;border:1px solid var(--btn-bd);
  background:var(--btn-bg);color:var(--btn-fg);
  border-radius:var(--radius);cursor:pointer;text-align:center;
  transition:background .35s var(--ease),color .35s var(--ease),border-color .35s var(--ease),transform .25s var(--ease);
}
.btn:hover{transform:translateY(-2px)}
.btn svg{width:16px;height:16px;flex:none;transition:transform .35s var(--ease)}
.btn:hover svg{transform:translateX(4px)}
.btn--accent{--btn-bg:var(--accent);--btn-bd:var(--accent);--btn-fg:#fff}
.btn--accent:hover{--btn-bg:var(--accent-dark);--btn-bd:var(--accent-dark)}
.btn--ghost{--btn-bg:transparent;--btn-fg:var(--ink);--btn-bd:var(--line)}
.btn--ghost:hover{--btn-bg:var(--ink);--btn-fg:var(--paper);--btn-bd:var(--ink)}
.btn--light{--btn-bg:transparent;--btn-fg:#fff;--btn-bd:rgba(255,255,255,.45)}
.btn--light:hover{--btn-bg:#fff;--btn-fg:var(--ink);--btn-bd:#fff}
/* Bouton WhatsApp du formulaire : meme couleur que « Demander un devis »
   (.btn--accent) ; ce modificateur n'ajuste que l'icone placee en tete. */
.btn--wa svg{width:19px;height:19px}
.btn--wa:hover svg{transform:none}
.btn--sm{padding:.82em 1.4em;font-size:.72rem}
.btn--block{width:100%}
.link-arrow{
  display:inline-flex;align-items:center;gap:.6em;
  font-family:var(--font-display);font-size:.78rem;font-weight:500;
  letter-spacing:.15em;text-transform:uppercase;color:var(--accent);
  padding-bottom:4px;border-bottom:1px solid currentColor;
  transition:gap .3s var(--ease),color .3s var(--ease);
}
.link-arrow:hover{gap:1em;color:var(--accent-dark)}

/* ---------- 6. Bandeau demo (A SUPPRIMER EN PRODUCTION) ---------- */
.demo-banner{
  background:var(--blue);color:#fff;font-size:.8rem;line-height:1.5;
  padding:9px var(--gutter);display:flex;gap:14px;align-items:center;justify-content:center;
  text-align:center;position:relative;z-index:120;
}
.demo-banner p{max-width:90ch}
.demo-banner strong{font-weight:600}
.demo-banner button{color:#fff;opacity:.7;font-size:1.25rem;line-height:1;padding:0 4px;flex:none}
.demo-banner button:hover{opacity:1}

/* ---------- 7. Barre superieure ---------- */
.topbar{
  background:var(--ink);color:rgba(247,245,242,.72);
  font-size:.79rem;border-bottom:1px solid rgba(255,255,255,.07);
}
.topbar__inner{display:flex;align-items:center;justify-content:space-between;gap:24px;min-height:44px}
.topbar__list{display:flex;align-items:center;gap:26px;flex-wrap:wrap}
.topbar__list li{display:inline-flex;align-items:center;gap:.55em}
.topbar__list svg{width:14px;height:14px;color:var(--accent);flex:none}
.topbar a{transition:color .25s}
.topbar a:hover{color:#fff}
.topbar__socials{display:flex;gap:16px}
.topbar__socials a{opacity:.6;transition:opacity .25s,color .25s}
.topbar__socials a:hover{opacity:1;color:var(--accent)}
.topbar__socials svg{width:15px;height:15px}

/* ---------- 8. En-tete ---------- */
.site-header{
  position:sticky;top:0;z-index:100;
  background:rgba(247,245,242,.88);
  backdrop-filter:saturate(180%) blur(14px);
  -webkit-backdrop-filter:saturate(180%) blur(14px);
  border-bottom:1px solid var(--line-soft);
  transition:box-shadow .35s var(--ease),background .35s var(--ease);
}
.site-header.is-stuck{box-shadow:0 1px 24px rgba(20,22,26,.09);background:rgba(247,245,242,.97)}
.site-header__inner{display:flex;align-items:center;justify-content:space-between;gap:24px;min-height:var(--header-h)}
.brand{display:flex;align-items:center;color:var(--ink);flex:none}
.brand svg{width:205px;height:auto}
.nav{display:flex;align-items:center;gap:clamp(16px,2.1vw,32px)}
.nav__link{
  font-family:var(--font-display);font-size:.83rem;font-weight:400;
  letter-spacing:.11em;text-transform:uppercase;color:var(--ink);
  position:relative;padding:6px 0;transition:color .3s var(--ease);white-space:nowrap;
}
.nav__link::after{
  content:"";position:absolute;left:0;bottom:0;height:1px;width:0;
  background:var(--accent);transition:width .35s var(--ease);
}
.nav__link:hover,.nav__link.is-active{color:var(--accent)}
.nav__link:hover::after,.nav__link.is-active::after{width:100%}
.header__actions{display:flex;align-items:center;gap:14px;flex:none}
.burger{
  display:none;width:46px;height:46px;border:1px solid var(--line);
  border-radius:var(--radius);align-items:center;justify-content:center;flex:none;
  transition:background .3s,border-color .3s;
}
.burger:hover{background:var(--paper-2)}
.burger span{display:block;width:20px;height:1.5px;background:var(--ink);position:relative;transition:background .2s}
.burger span::before,.burger span::after{
  content:"";position:absolute;left:0;width:20px;height:1.5px;background:var(--ink);
  transition:transform .35s var(--ease),top .25s var(--ease);
}
.burger span::before{top:-6px}
.burger span::after{top:6px}
body.nav-open .burger span{background:transparent}
body.nav-open .burger span::before{top:0;transform:rotate(45deg)}
body.nav-open .burger span::after{top:0;transform:rotate(-45deg)}

/* Tiroir mobile */
.drawer{
  position:fixed;inset:0;z-index:99;background:var(--ink);
  display:flex;flex-direction:column;justify-content:center;
  padding:calc(var(--header-h) + 28px) var(--gutter) 40px;
  opacity:0;visibility:hidden;transform:translateY(-10px);
  transition:opacity .4s var(--ease),transform .4s var(--ease),visibility .4s;
  overflow-y:auto;
}
body.nav-open .drawer{opacity:1;visibility:visible;transform:none}
.drawer__nav{display:flex;flex-direction:column}
.drawer__nav a{
  font-family:var(--font-display);font-size:clamp(1.45rem,6.6vw,2.1rem);font-weight:300;
  color:var(--paper);padding:13px 0;border-bottom:1px solid rgba(255,255,255,.09);
  display:flex;align-items:baseline;gap:14px;transition:color .3s,padding-left .3s;
}
.drawer__nav a:hover{color:var(--accent);padding-left:8px}
.drawer__nav .num{font-size:.7rem;letter-spacing:.2em;color:var(--accent);opacity:.85;font-weight:500}
.drawer__foot{margin-top:34px;display:grid;gap:14px;color:rgba(247,245,242,.65);font-size:.93rem}
.drawer__foot a{display:inline-flex;align-items:center;gap:.65em}
.drawer__foot svg{width:16px;height:16px;color:var(--accent);flex:none}

/* ---------- 9. Hero ---------- */
.hero{position:relative;min-height:clamp(540px,80vh,860px);display:flex;align-items:center;overflow:hidden;background:var(--ink)}
.hero__slides{position:absolute;inset:0}
.hero__slide{position:absolute;inset:0;opacity:0;transition:opacity 1.2s var(--ease)}
.hero__slide.is-active{opacity:1}
.hero__slide img{width:100%;height:100%;object-fit:cover;transform:scale(1.07);transition:transform 8s linear}
.hero__slide.is-active img{transform:scale(1)}
.hero__slide::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(100deg,rgba(10,12,15,.88) 0%,rgba(10,12,15,.66) 42%,rgba(10,12,15,.3) 74%,rgba(10,12,15,.5) 100%);
}
.hero__inner{position:relative;z-index:2;width:100%;padding-block:clamp(90px,12vh,130px)}
.hero__content{max-width:760px;color:#fff}
.hero__content .eyebrow{margin-bottom:22px}
.hero h1{color:#fff;margin-bottom:22px}
.hero h1 em{font-family:var(--font-serif);font-style:italic;font-weight:300;color:var(--accent)}
.hero__text{font-size:clamp(1rem,1.35vw,1.15rem);color:rgba(255,255,255,.76);max-width:580px;line-height:1.76}
.hero__actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:36px}
.hero [data-anim]{opacity:0;transform:translateY(26px);transition:opacity .85s var(--ease),transform .85s var(--ease)}
.hero.is-ready [data-anim]{opacity:1;transform:none}
.hero.is-ready [data-anim]:nth-child(1){transition-delay:.15s}
.hero.is-ready [data-anim]:nth-child(2){transition-delay:.28s}
.hero.is-ready [data-anim]:nth-child(3){transition-delay:.4s}
.hero.is-ready [data-anim]:nth-child(4){transition-delay:.52s}

.hero__controls{
  position:absolute;left:0;right:0;bottom:30px;z-index:3;
  display:flex;align-items:center;justify-content:space-between;gap:20px;
}
.hero__dots{display:flex;align-items:center;gap:13px}
.hero__dot{width:42px;height:2px;background:rgba(255,255,255,.26);position:relative;overflow:hidden}
.hero__dot span{position:absolute;inset:0;background:var(--accent);transform:scaleX(0);transform-origin:left}
.hero__dot.is-active span{animation:dotFill 7s linear forwards}
@keyframes dotFill{to{transform:scaleX(1)}}
.hero__count{font-family:var(--font-display);color:rgba(255,255,255,.6);font-size:.8rem;letter-spacing:.18em}
.hero__count b{color:#fff;font-weight:500}
.hero__scroll{
  display:inline-flex;flex-direction:column;align-items:center;gap:.7em;color:rgba(255,255,255,.7);
  font-family:var(--font-display);font-size:.68rem;letter-spacing:.22em;text-transform:uppercase;
  transition:color .3s;
}
.hero__scroll:hover{color:#fff}
.hero__scroll i{display:block;width:1px;height:32px;background:linear-gradient(to bottom,var(--accent),transparent);animation:scrollCue 2s ease-in-out infinite}
@keyframes scrollCue{0%,100%{opacity:.3;transform:scaleY(.6)}50%{opacity:1;transform:scaleY(1)}}

/* ---------- 10. Chiffres ---------- */
.stats{background:var(--ink-2);border-top:1px solid rgba(255,255,255,.06)}
.stats__grid{display:grid;grid-template-columns:repeat(4,1fr)}
.stat{padding:clamp(28px,4vw,46px) clamp(12px,2vw,26px);text-align:center;border-right:1px solid rgba(255,255,255,.08)}
.stat:last-child{border-right:0}
.stat__num{
  font-family:var(--font-display);font-size:clamp(2rem,3.9vw,3rem);font-weight:300;
  color:#fff;line-height:1;display:flex;align-items:baseline;justify-content:center;
}
.stat__num sup{font-size:.42em;color:var(--accent);font-weight:400;top:-.62em;position:relative;margin-left:2px}
.stat__label{
  margin-top:12px;font-family:var(--font-display);font-size:.72rem;
  letter-spacing:.18em;text-transform:uppercase;color:rgba(247,245,242,.52);line-height:1.5;
}

/* ---------- 11. Cabinet ---------- */
.about__grid{display:grid;grid-template-columns:minmax(0,1.02fr) minmax(0,1fr);gap:clamp(40px,5vw,76px);align-items:center}
.about__media{position:relative;padding-bottom:60px;padding-right:48px}
.about__media-main{position:relative;overflow:hidden;border-radius:var(--radius-lg);box-shadow:var(--shadow-md)}
.about__media-main img{width:100%;aspect-ratio:4/3.1;object-fit:cover;object-position:center 58%}
.about__media-sub{
  position:absolute;right:0;bottom:0;width:56%;max-width:290px;
  overflow:hidden;border-radius:var(--radius-lg);
  border:8px solid var(--paper);box-shadow:var(--shadow-md);
}
.section--alt .about__media-sub{border-color:var(--paper-2)}
.about__media-sub img{width:100%;aspect-ratio:4/3;object-fit:cover}
.about__badge{
  position:absolute;left:-16px;top:30px;z-index:2;
  background:var(--accent);color:#fff;padding:15px 19px;border-radius:var(--radius);
  box-shadow:var(--shadow-md);text-align:center;
}
.about__badge b{display:block;font-family:var(--font-display);font-size:1.5rem;font-weight:400;line-height:1.1}
.about__badge span{font-size:.66rem;letter-spacing:.16em;text-transform:uppercase;opacity:.92}
.about__body p + p{margin-top:16px}
.about__body > p{color:var(--muted);line-height:1.82}
.about__list{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px 22px;margin-top:28px}
.about__list li{display:flex;gap:10px;align-items:flex-start;font-size:.95rem;color:var(--text);line-height:1.55}
.about__list svg{width:17px;height:17px;color:var(--accent);flex:none;margin-top:4px}
.about__sign{display:flex;align-items:center;gap:18px;margin-top:34px;padding-top:28px;border-top:1px solid var(--line)}
.about__sign img{width:66px;height:66px;border-radius:50%;object-fit:cover;flex:none;background:var(--ink)}
.about__sign b{display:block;font-family:var(--font-display);font-size:1.08rem;font-weight:500;color:var(--ink);letter-spacing:.02em}
.about__sign span{font-size:.84rem;color:var(--muted);letter-spacing:.03em}

/* ---------- 12. Services ---------- */
.services__grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:clamp(16px,1.8vw,24px)}
.service{
  position:relative;overflow:hidden;border-radius:var(--radius-lg);
  background:var(--ink);min-height:clamp(340px,38vw,420px);
  display:flex;flex-direction:column;justify-content:flex-end;
  isolation:isolate;
}
.service img{
  position:absolute;inset:0;width:100%;height:100%;object-fit:cover;z-index:-2;
  transition:transform 1s var(--ease);
}
.service::after{
  content:"";position:absolute;inset:0;z-index:-1;
  background:linear-gradient(to top,rgba(12,14,17,.94) 8%,rgba(12,14,17,.62) 42%,rgba(12,14,17,.2) 100%);
  transition:background .5s var(--ease);
}
.service:hover img{transform:scale(1.08)}
.service:hover::after{background:linear-gradient(to top,rgba(12,14,17,.96) 8%,rgba(12,14,17,.76) 52%,rgba(12,14,17,.35) 100%)}
.service__body{padding:clamp(22px,2.4vw,30px);color:#fff}
.service__icon{
  width:46px;height:46px;border:1px solid rgba(255,255,255,.3);border-radius:var(--radius);
  display:grid;place-items:center;margin-bottom:18px;color:var(--accent);
  transition:background .4s var(--ease),border-color .4s var(--ease);
}
.service:hover .service__icon{background:var(--accent);border-color:var(--accent);color:#fff}
.service__icon svg{width:22px;height:22px}
.service h3{color:#fff;font-size:1.22rem;font-weight:500;letter-spacing:.01em;margin-bottom:10px}
.service p{font-size:.9rem;color:rgba(255,255,255,.7);line-height:1.65}
.service__more{
  display:inline-flex;align-items:center;gap:.5em;margin-top:16px;
  font-family:var(--font-display);font-size:.72rem;letter-spacing:.16em;text-transform:uppercase;
  color:var(--accent);opacity:0;transform:translateY(8px);
  transition:opacity .4s var(--ease),transform .4s var(--ease);
}
.service:hover .service__more,.service:focus-within .service__more{opacity:1;transform:none}
.service__link{position:absolute;inset:0;z-index:3}

.prestations{
  display:grid;grid-template-columns:repeat(3,minmax(0,1fr));
  gap:1px;background:var(--line);border:1px solid var(--line);
  margin-top:clamp(28px,3vw,44px);border-radius:var(--radius-lg);overflow:hidden;
}
.prestation{background:var(--paper);padding:26px 24px;display:flex;gap:14px;align-items:flex-start;transition:background .35s var(--ease)}
.section--alt .prestation{background:var(--paper-2)}
.prestation:hover{background:#fff}
.prestation svg{width:20px;height:20px;color:var(--accent);flex:none;margin-top:3px}
.prestation b{display:block;font-family:var(--font-display);font-size:1rem;font-weight:500;color:var(--ink);margin-bottom:3px}
.prestation span{font-size:.87rem;color:var(--muted);line-height:1.6}

/* ---------- 13. Processus ---------- */
.process__grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:clamp(20px,2.4vw,34px);counter-reset:step}
.step{position:relative;padding-top:34px}
.step::before{
  content:"";position:absolute;top:0;left:0;right:0;height:1px;
  background:rgba(247,245,242,.16);
}
.step::after{
  content:"";position:absolute;top:-4px;left:0;width:9px;height:9px;border-radius:50%;
  background:var(--accent);box-shadow:0 0 0 5px rgba(193,102,63,.18);
}
.step__num{
  font-family:var(--font-display);font-size:.78rem;font-weight:500;letter-spacing:.22em;
  color:var(--accent);display:block;margin-bottom:14px;
}
.step h3{font-size:1.24rem;font-weight:400;margin-bottom:12px;color:var(--paper)}
.step p{font-size:.93rem;color:rgba(247,245,242,.6);line-height:1.72}

/* ---------- 14. Projets ---------- */
.filters{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:clamp(28px,3vw,42px)}
.filter{
  font-family:var(--font-display);font-size:.76rem;font-weight:500;
  letter-spacing:.14em;text-transform:uppercase;
  padding:.72em 1.25em;border:1px solid var(--line);border-radius:var(--radius);
  color:var(--muted);background:transparent;
  transition:all .3s var(--ease);
}
.filter:hover{color:var(--ink);border-color:var(--ink)}
.filter.is-active{background:var(--ink);border-color:var(--ink);color:var(--paper)}
.filter span{font-size:.85em;opacity:.6;margin-left:.45em}

.projects__grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:clamp(16px,1.8vw,26px)}
.project{
  position:relative;overflow:hidden;border-radius:var(--radius-lg);
  background:var(--ink-3);cursor:pointer;display:block;width:100%;text-align:left;
  animation:cardIn .5s var(--ease) both;
}
.project.is-hidden{display:none}
.project__open{position:absolute;inset:0;z-index:4;border-radius:var(--radius-lg);cursor:pointer}
.project:focus-within{outline:2px solid var(--accent);outline-offset:3px}
.project__open:focus-visible{outline:none}
@keyframes cardIn{from{opacity:0;transform:translateY(16px) scale(.985)}to{opacity:1;transform:none}}
.project__img{position:relative;overflow:hidden;aspect-ratio:4/3.15}
.project--tall .project__img{aspect-ratio:4/5.1}
.project__img img{width:100%;height:100%;object-fit:cover;transition:transform 1.1s var(--ease)}
.project:hover .project__img img{transform:scale(1.07)}
.project__veil{
  position:absolute;inset:0;
  background:linear-gradient(to top,rgba(12,14,17,.92) 0%,rgba(12,14,17,.45) 45%,rgba(12,14,17,.06) 100%);
  opacity:.88;transition:opacity .45s var(--ease);
}
.project:hover .project__veil{opacity:1}
.project__body{position:absolute;left:0;right:0;bottom:0;padding:clamp(20px,2.2vw,28px);color:#fff;z-index:2}
.project__cat{
  display:inline-block;font-family:var(--font-display);font-size:.66rem;font-weight:500;
  letter-spacing:.2em;text-transform:uppercase;color:var(--accent);margin-bottom:9px;
}
.project h3{color:#fff;font-size:clamp(1.05rem,1.5vw,1.28rem);font-weight:500;line-height:1.3;margin-bottom:8px}
.project__meta{
  display:flex;flex-wrap:wrap;gap:.5em 1.1em;font-size:.82rem;color:rgba(255,255,255,.62);
  max-height:0;opacity:0;overflow:hidden;
  transition:max-height .45s var(--ease),opacity .45s var(--ease);
}
.project:hover .project__meta,.project:focus-within .project__meta{max-height:60px;opacity:1}
.project__meta span{display:inline-flex;align-items:center;gap:.4em}
.project__meta svg{width:13px;height:13px;color:var(--accent);flex:none}
.project__zoom{
  position:absolute;top:16px;right:16px;z-index:2;
  width:42px;height:42px;border-radius:50%;
  background:rgba(255,255,255,.16);backdrop-filter:blur(6px);-webkit-backdrop-filter:blur(6px);
  border:1px solid rgba(255,255,255,.28);
  display:grid;place-items:center;color:#fff;
  opacity:0;transform:scale(.82);
  transition:opacity .4s var(--ease),transform .4s var(--ease),background .3s;
}
.project:hover .project__zoom,.project:focus-within .project__zoom{opacity:1;transform:none}
.project__zoom svg{width:17px;height:17px}
.projects__foot{margin-top:clamp(32px,3.5vw,48px);text-align:center}
.projects__empty{
  grid-column:1/-1;text-align:center;padding:60px 20px;color:var(--muted);
  border:1px dashed var(--line);border-radius:var(--radius-lg);
}

/* ---------- 15. Bande CTA ---------- */
.cta-band{position:relative;overflow:hidden;background:var(--ink);isolation:isolate}
.cta-band img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;z-index:-2;opacity:.42}
.cta-band::after{
  content:"";position:absolute;inset:0;z-index:-1;
  background:linear-gradient(90deg,rgba(12,14,17,.94) 0%,rgba(12,14,17,.72) 60%,rgba(12,14,17,.58) 100%);
}
.cta-band__inner{
  display:flex;align-items:center;justify-content:space-between;gap:clamp(28px,4vw,60px);flex-wrap:wrap;
  padding-block:clamp(58px,7vw,104px);
}
.cta-band__text{max-width:640px;color:#fff}
.cta-band__text .eyebrow{margin-bottom:18px}
.cta-band h2{color:#fff;margin-bottom:16px}
.cta-band p{color:rgba(255,255,255,.72);font-size:1.03rem;line-height:1.75}
.cta-band__actions{display:flex;flex-direction:column;gap:12px;min-width:250px}

/* ---------- 16. Engagements ---------- */
.values__grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:clamp(18px,2.2vw,30px)}
.value{
  background:var(--paper);border:1px solid var(--line-soft);border-radius:var(--radius-lg);
  padding:clamp(26px,2.8vw,36px);transition:transform .4s var(--ease),box-shadow .4s var(--ease),border-color .4s;
}
.section--alt .value{background:#fff}
.value:hover{transform:translateY(-5px);box-shadow:var(--shadow-md);border-color:transparent}
.value__icon{
  width:52px;height:52px;border-radius:var(--radius);background:var(--accent-soft);
  display:grid;place-items:center;color:var(--accent);margin-bottom:20px;
}
.value__icon svg{width:24px;height:24px}
.value h3{font-size:1.15rem;font-weight:500;margin-bottom:11px}
.value p{font-size:.94rem;color:var(--muted);line-height:1.72}

/* ---------- 17. FAQ ---------- */
.faq__grid{display:grid;grid-template-columns:minmax(0,.85fr) minmax(0,1.15fr);gap:clamp(36px,5vw,72px);align-items:start}
.faq__list{border-top:1px solid var(--line)}
.faq__item{border-bottom:1px solid var(--line)}
.faq__q{
  width:100%;display:flex;align-items:flex-start;justify-content:space-between;gap:20px;
  padding:22px 0;text-align:left;
  font-family:var(--font-display);font-size:clamp(1rem,1.4vw,1.13rem);font-weight:400;
  color:var(--ink);transition:color .3s;
}
.faq__q:hover{color:var(--accent)}
.faq__q i{
  flex:none;width:24px;height:24px;border:1px solid var(--line);border-radius:50%;
  display:grid;place-items:center;position:relative;margin-top:3px;transition:background .3s,border-color .3s;
}
.faq__q i::before,.faq__q i::after{
  content:"";position:absolute;background:var(--ink);transition:transform .35s var(--ease),background .3s;
}
.faq__q i::before{width:10px;height:1.5px}
.faq__q i::after{width:1.5px;height:10px}
.faq__item.is-open .faq__q{color:var(--accent)}
.faq__item.is-open .faq__q i{background:var(--accent);border-color:var(--accent)}
.faq__item.is-open .faq__q i::before,.faq__item.is-open .faq__q i::after{background:#fff}
.faq__item.is-open .faq__q i::after{transform:scaleY(0)}
.faq__a{overflow:hidden;max-height:0;transition:max-height .45s var(--ease)}
.faq__a > div{padding-bottom:24px;color:var(--muted);font-size:.96rem;line-height:1.78;max-width:62ch}
.faq__aside{
  background:var(--ink);color:var(--paper);border-radius:var(--radius-lg);
  padding:clamp(28px,3vw,42px);position:sticky;top:calc(var(--header-h) + 24px);
}
.faq__aside h3{color:#fff;font-size:1.35rem;font-weight:400;margin-bottom:14px}
.faq__aside p{color:rgba(247,245,242,.62);font-size:.95rem;margin-bottom:26px;line-height:1.72}
.faq__aside-contact{display:grid;gap:14px;margin-bottom:26px}
.faq__aside-contact a{display:flex;align-items:center;gap:12px;color:rgba(247,245,242,.85);font-size:.95rem;transition:color .3s}
.faq__aside-contact a:hover{color:var(--accent)}
.faq__aside-contact svg{width:18px;height:18px;color:var(--accent);flex:none}

/* ---------- 18. Contact ---------- */
.contact__grid{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1.12fr);gap:clamp(36px,4.5vw,68px);align-items:start}
.info-list{display:grid;gap:1px;background:var(--line);border:1px solid var(--line);border-radius:var(--radius-lg);overflow:hidden}
.info{background:var(--paper);padding:24px 26px;display:flex;gap:18px;align-items:flex-start}
.section--alt .info{background:var(--paper-2)}
.info__icon{
  width:44px;height:44px;border-radius:var(--radius);background:var(--accent-soft);
  display:grid;place-items:center;color:var(--accent);flex:none;
}
.info__icon svg{width:20px;height:20px}
.info b{
  display:block;font-family:var(--font-display);font-size:.74rem;font-weight:500;
  letter-spacing:.18em;text-transform:uppercase;color:var(--muted-2);margin-bottom:6px;
}
.info p,.info a{font-size:1rem;color:var(--ink);line-height:1.6}
.info a{transition:color .3s}
.info a:hover{color:var(--accent)}
.info small{display:block;font-size:.84rem;color:var(--muted);margin-top:4px}
.map{margin-top:22px;border-radius:var(--radius-lg);overflow:hidden;border:1px solid var(--line);background:var(--paper-3)}
.map iframe{width:100%;height:290px;border:0;display:block;filter:grayscale(.35) contrast(1.05)}

.form-card{
  background:var(--paper);border:1px solid var(--line-soft);border-radius:var(--radius-lg);
  padding:clamp(26px,3vw,44px);box-shadow:var(--shadow-sm);
}
.section--alt .form-card{background:#fff}
.form-card > p{color:var(--muted);font-size:.95rem;margin-bottom:26px}
.form-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:18px}
.field{display:flex;flex-direction:column;gap:8px}
.field--full{grid-column:1/-1}
.field label{
  font-family:var(--font-display);font-size:.72rem;font-weight:500;
  letter-spacing:.15em;text-transform:uppercase;color:var(--muted-2);
}
.field label .req{color:var(--accent)}
.field input,.field select,.field textarea{
  width:100%;padding:.92em 1.05em;background:#fff;
  border:1px solid var(--line);border-radius:var(--radius);
  font-size:.96rem;color:var(--ink);
  transition:border-color .3s,box-shadow .3s;
}
.section--alt .field input,.section--alt .field select,.section--alt .field textarea{background:var(--paper)}
.field textarea{resize:vertical;min-height:132px;line-height:1.65}
.field input::placeholder,.field textarea::placeholder{color:var(--muted-2);opacity:.75}
.field input:focus,.field select:focus,.field textarea:focus{
  outline:none;border-color:var(--accent);box-shadow:0 0 0 3px var(--accent-soft);
}
.field.has-error input,.field.has-error select,.field.has-error textarea{border-color:#C0392B}
.field__error{font-size:.8rem;color:#C0392B;display:none}
.field.has-error .field__error{display:block}
.form-consent{display:flex;gap:11px;align-items:flex-start;font-size:.86rem;color:var(--muted);line-height:1.6;margin-top:4px}
.form-consent input{width:17px;height:17px;flex:none;margin-top:3px;accent-color:var(--accent)}
.form-actions{display:flex;flex-wrap:wrap;gap:12px;align-items:center;margin-top:26px}
.form-note{font-size:.82rem;color:var(--muted-2);margin-top:16px;line-height:1.6}
.form-status{
  margin-top:18px;padding:14px 18px;border-radius:var(--radius);font-size:.92rem;
  display:none;border-left:3px solid var(--accent);background:var(--accent-soft);color:var(--ink);
}
.form-status.is-visible{display:block}

/* ---------- 19. Pied de page ---------- */
.footer{background:var(--ink);color:rgba(247,245,242,.6);padding-top:clamp(56px,6vw,88px)}
.footer__grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.25fr;gap:clamp(28px,3.5vw,52px);padding-bottom:clamp(40px,4.5vw,64px)}
.footer .brand{color:var(--paper);margin-bottom:20px}
.footer .brand svg{width:215px}
.footer p{font-size:.93rem;line-height:1.75;max-width:42ch}
.footer h4{
  font-family:var(--font-display);font-size:.76rem;font-weight:500;
  letter-spacing:.2em;text-transform:uppercase;color:var(--paper);margin-bottom:20px;
}
.footer__links{display:grid;gap:11px}
.footer__links a{font-size:.94rem;transition:color .3s,padding-left .3s}
.footer__links a:hover{color:var(--accent);padding-left:5px}
.footer__contact{display:grid;gap:14px;font-size:.94rem}
.footer__contact li{display:flex;gap:11px;align-items:flex-start;line-height:1.6}
.footer__contact svg{width:16px;height:16px;color:var(--accent);flex:none;margin-top:4px}
.footer__contact a:hover{color:var(--accent)}
.footer__socials{display:flex;gap:11px;margin-top:22px}
.footer__socials a{
  width:40px;height:40px;border:1px solid rgba(255,255,255,.16);border-radius:var(--radius);
  display:grid;place-items:center;transition:all .3s var(--ease);
}
.footer__socials a:hover{background:var(--accent);border-color:var(--accent);color:#fff;transform:translateY(-3px)}
.footer__socials svg{width:17px;height:17px}
.footer__ar{
  font-family:"Noto Naskh Arabic",Tahoma,serif;direction:rtl;
  font-size:1.02rem;color:rgba(247,245,242,.5);margin-top:16px;
}
.footer__bar{
  border-top:1px solid rgba(255,255,255,.09);padding-block:24px;
  display:flex;flex-wrap:wrap;gap:14px 26px;align-items:center;justify-content:space-between;
  font-size:.85rem;
}
.footer__bar nav{display:flex;flex-wrap:wrap;gap:22px}
.footer__bar a:hover{color:var(--accent)}

/* ---------- 20. Boutons flottants ---------- */
.fab-wa{
  position:fixed;right:20px;bottom:20px;z-index:90;
  width:56px;height:56px;border-radius:50%;background:#25D366;color:#fff;
  display:grid;place-items:center;box-shadow:0 10px 30px rgba(37,211,102,.4);
  transition:transform .3s var(--ease),box-shadow .3s;
}
.fab-wa:hover{transform:scale(1.07)}
.fab-wa svg{width:28px;height:28px}
.fab-wa::after{
  content:"";position:absolute;inset:0;border-radius:50%;border:2px solid #25D366;
  animation:pulseRing 2.4s ease-out infinite;
}
@keyframes pulseRing{0%{transform:scale(1);opacity:.7}100%{transform:scale(1.5);opacity:0}}
.to-top{
  position:fixed;right:20px;bottom:88px;z-index:90;
  width:46px;height:46px;border-radius:50%;background:var(--ink);color:var(--paper);
  display:grid;place-items:center;box-shadow:var(--shadow-md);
  opacity:0;visibility:hidden;transform:translateY(10px);
  transition:all .35s var(--ease);
}
.to-top.is-visible{opacity:1;visibility:visible;transform:none}
.to-top:hover{background:var(--accent)}
.to-top svg{width:18px;height:18px}

/* ---------- 21. Lightbox ---------- */
.lightbox{
  position:fixed;inset:0;z-index:200;background:rgba(10,12,15,.96);
  display:flex;align-items:center;justify-content:center;
  padding:clamp(16px,4vw,56px);
  opacity:0;visibility:hidden;transition:opacity .35s var(--ease),visibility .35s;
}
.lightbox.is-open{opacity:1;visibility:visible}
.lightbox__inner{
  display:grid;grid-template-columns:minmax(0,1.6fr) minmax(0,1fr);
  gap:clamp(20px,3vw,44px);align-items:center;
  width:100%;max-width:1180px;max-height:100%;
}
.lightbox__figure{overflow:hidden;border-radius:var(--radius-lg);background:var(--ink-3)}
.lightbox__figure img{width:100%;max-height:76vh;object-fit:cover}
.lightbox__info{color:var(--paper)}
.lightbox__cat{
  font-family:var(--font-display);font-size:.68rem;font-weight:500;
  letter-spacing:.2em;text-transform:uppercase;color:var(--accent);
}
.lightbox__info h3{color:#fff;font-size:clamp(1.5rem,2.6vw,2.1rem);font-weight:300;margin:12px 0 16px}
.lightbox__info p{color:rgba(247,245,242,.66);font-size:.97rem;line-height:1.78}
.lightbox__specs{display:grid;gap:1px;background:rgba(255,255,255,.12);margin-top:26px;border:1px solid rgba(255,255,255,.12)}
.lightbox__specs div{background:var(--ink);padding:14px 18px;display:flex;justify-content:space-between;gap:16px;font-size:.9rem}
.lightbox__specs dt{color:rgba(247,245,242,.5);font-family:var(--font-display);letter-spacing:.06em}
.lightbox__specs dd{color:#fff;margin:0;text-align:right}
.lightbox__close{
  position:absolute;top:16px;right:16px;width:48px;height:48px;border-radius:50%;
  background:rgba(255,255,255,.1);border:1px solid rgba(255,255,255,.2);
  color:#fff;display:grid;place-items:center;transition:background .3s,transform .3s;
}
.lightbox__close:hover{background:var(--accent);border-color:var(--accent);transform:rotate(90deg)}
.lightbox__close svg{width:20px;height:20px}
.lightbox__nav{
  position:absolute;top:50%;transform:translateY(-50%);
  width:50px;height:50px;border-radius:50%;
  background:rgba(255,255,255,.1);border:1px solid rgba(255,255,255,.2);
  color:#fff;display:grid;place-items:center;transition:background .3s,border-color .3s;
}
.lightbox__nav:hover{background:var(--accent);border-color:var(--accent)}
.lightbox__nav svg{width:20px;height:20px}
.lightbox__nav--prev{left:12px}
.lightbox__nav--next{right:12px}

/* ---------- 22. Animations au defilement ---------- */
[data-reveal]{opacity:0;transform:translateY(30px);transition:opacity .85s var(--ease),transform .85s var(--ease)}
[data-reveal].is-revealed{opacity:1;transform:none}
[data-reveal-delay="1"]{transition-delay:.09s}
[data-reveal-delay="2"]{transition-delay:.18s}
[data-reveal-delay="3"]{transition-delay:.27s}
[data-reveal-delay="4"]{transition-delay:.36s}
[data-reveal-delay="5"]{transition-delay:.45s}

/* ---------- 23. Responsive ---------- */
@media (max-width:1180px){
  .brand svg{width:180px}
  .nav{gap:18px}
  .nav__link{font-size:.78rem;letter-spacing:.08em}
}
@media (max-width:1024px){
  :root{--header-h:74px}
  .nav,.header__actions .btn{display:none}
  .burger{display:flex}
  .topbar__socials{display:none}
  .services__grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .process__grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:34px}
  .projects__grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .project--tall .project__img{aspect-ratio:4/3.15}
  .values__grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .prestations{grid-template-columns:repeat(2,minmax(0,1fr))}
  .faq__grid{grid-template-columns:1fr;gap:40px}
  .faq__aside{position:static}
  .footer__grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .lightbox__inner{grid-template-columns:1fr;max-height:none;overflow-y:auto;align-content:start}
  .lightbox__figure img{max-height:46vh}
}
@media (max-width:900px){
  .about__grid{grid-template-columns:1fr;gap:44px}
  .about__media{max-width:600px;padding-right:44px;padding-bottom:52px}
  .contact__grid{grid-template-columns:1fr}
  .cta-band__inner{flex-direction:column;align-items:flex-start}
  .cta-band__actions{width:100%;flex-direction:row;flex-wrap:wrap}
  .cta-band__actions .btn{flex:1 1 220px}
}
@media (max-width:720px){
  .topbar{display:none}
  .stats__grid{grid-template-columns:repeat(2,1fr)}
  .stat{border-bottom:1px solid rgba(255,255,255,.08)}
  .stat:nth-child(2n){border-right:0}
  .stat:nth-last-child(-n+2){border-bottom:0}
  .hero{min-height:82vh}
  .hero__controls{flex-direction:column;align-items:flex-start;gap:14px;bottom:22px}
  .hero__scroll{display:none}
  .hero__actions .btn{flex:1 1 100%}
  .form-grid{grid-template-columns:1fr}
  .projects__grid{grid-template-columns:1fr}
  .services__grid{grid-template-columns:1fr}
  .service{min-height:300px}
  .values__grid{grid-template-columns:1fr}
  .prestations{grid-template-columns:1fr}
  .process__grid{grid-template-columns:1fr;gap:28px}
  .footer__grid{grid-template-columns:1fr;gap:34px}
  .footer__bar{flex-direction:column;align-items:flex-start;text-align:left}
  .about__list{grid-template-columns:1fr}
  .lightbox__nav{top:auto;bottom:14px;transform:none;width:44px;height:44px}
  .lightbox__nav--prev{left:14px}
  .lightbox__nav--next{left:68px;right:auto}
}
@media (max-width:520px){
  .eyebrow{font-size:.66rem;letter-spacing:.19em}
  .eyebrow::before,.is-center .eyebrow::after{width:22px}
  .brand svg{width:158px}
  .about__media{padding-right:30px;padding-bottom:40px}
  .about__media-sub{width:52%;border-width:6px}
  .about__badge{left:-8px;top:16px;padding:12px 15px}
  .about__badge b{font-size:1.25rem}
  .about__sign{flex-wrap:wrap}
  .demo-banner{font-size:.74rem;text-align:left}
  .fab-wa{width:52px;height:52px;right:16px;bottom:16px}
  .to-top{right:16px;bottom:80px}
}

/* ---------- 24. Impression / accessibilite ---------- */
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  *,*::before,*::after{
    animation-duration:.001ms !important;animation-iteration-count:1 !important;
    transition-duration:.001ms !important;
  }
  [data-reveal]{opacity:1;transform:none}
  .hero [data-anim]{opacity:1;transform:none}
  .hero__slide img{transform:none}
}
@media print{
  .topbar,.site-header,.drawer,.hero__controls,.fab-wa,.to-top,.lightbox,.demo-banner,.filters,.form-card{display:none !important}
  body{background:#fff;color:#000}
  .section{padding-block:24px}
  .section--dark,.stats,.cta-band,.footer{background:#fff !important;color:#000 !important}
  .section--dark h2,.section--dark h3,.footer h4{color:#000 !important}
}