/* MHM CONSTRUCT — page À propos : mise en scène (apparitions au scroll, cartes qui se dessinent, diaporama de
   vraies photos, compteurs, bande « Pourquoi nous choisir ? » en verre, bandeau d'appel avec photo).
   Même famille que l'accueil (accueil.css) et que les pages À propos de Com'in Clean / Nemelec, aux couleurs du site :
   fond #0d0d0d, accent doré #bea677. Chargé APRÈS /assets/eco/css/site.css, uniquement sur /a-propos. Préfixe : ma-.
   Tout ce qui est caché ici l'est par une classe posée par apropos.js : sans JS la page reste complète et lisible.
   Transform / opacity / filter uniquement. Aucun texte n'est écrit ici.
   Pas de reflet ni de ligne lumineuse qui balaie les photos (seule la brillance des boutons reste). */

:root{--ma-ease:cubic-bezier(.2,.8,.2,1);--ma-spring:cubic-bezier(.34,1.56,.64,1);
  --ma-clair:#dcc896;--ma-clair-2:#ecdcb4;--ma-or:190,166,119;--ma-ardoise:#17191c}

/* ---------- 1. Apparitions du thème, plus amples sur cette page ---------- */
body[data-page="a-propos"] [data-reveal]{transition:opacity .85s var(--ma-ease),transform .95s var(--ma-ease),filter .85s ease}
body[data-page="a-propos"] [data-reveal].is-hidden{filter:blur(8px)}
body[data-page="a-propos"] [data-reveal].is-hidden[data-reveal="1"]{transform:translateY(46px) scale(.985)}
body[data-page="a-propos"] [data-reveal].is-hidden[data-reveal="left"]{transform:translateX(-70px) scale(.97)}
body[data-page="a-propos"] [data-reveal].is-hidden[data-reveal="right"]{transform:translateX(70px) scale(.97)}
body[data-page="a-propos"] [data-reveal].is-hidden[data-reveal="zoom"]{transform:scale(.9)}

/* entrée pivotante des cartes */
.ma-scene{perspective:1100px}
.ma-in{opacity:0;transform:perspective(1000px) rotateY(-26deg) rotateX(9deg) translateY(50px) scale(.94)}
.ma-in.ma-vu{opacity:1;transform:none;transition:opacity .8s ease,transform 1s var(--ma-ease)}

/* suite d'éléments qui arrivent l'un après l'autre (colonne de texte) */
.ma-seq.ma-pre>*{opacity:0;transform:translateY(24px)}
.ma-seq.ma-pre.ma-vu>*{opacity:1;transform:none;transition:opacity .7s ease calc(var(--i,0)*95ms),transform .85s var(--ma-ease) calc(var(--i,0)*95ms)}

.ma-sec{position:relative;overflow:hidden}

/* ---------- 2. Hero : titre mot par mot, photo qui respire, filet doré ---------- */
.ma-hero-bg{scale:1.1;will-change:translate;transition:translate .5s ease-out}
.ma-hw{display:inline-block}
.ma-hw>i{display:inline-block;font-style:normal;transition:opacity .7s var(--ma-ease),transform .85s var(--ma-ease),filter .7s ease;transition-delay:calc(var(--i,0)*110ms + .15s)}
.ma-pre-h1 .ma-hw>i{opacity:0;transform:translateY(.55em);filter:blur(6px)}
.ma-hero h1::after{content:'';display:block;height:3px;width:72px;margin-top:16px;border-radius:3px;background:linear-gradient(90deg,var(--accent),var(--ma-clair));transform-origin:left;transition:transform .9s var(--ma-ease) .55s}
.ma-pre-h1::after{transform:scaleX(0)}

/* ---------- 3. Titres de section : filet qui se trace + trait avant le sur-titre ---------- */
.ma-tt>span:first-child::before{content:'';display:inline-block;vertical-align:middle;width:30px;height:2px;margin:-3px 12px 0 0;border-radius:2px;background:currentColor;transform:scaleX(0);transform-origin:left;transition:transform .8s var(--ma-ease) .25s}
.ma-tt.ma-ttv>span:first-child::before{transform:scaleX(1)}
.ma-tt h2::after{content:'';display:block;height:3px;width:0;margin-top:16px;border-radius:3px;background:linear-gradient(90deg,var(--accent),var(--ma-clair));transition:width .9s var(--ma-ease) .45s}
.ma-tt.ma-ttv h2::after{width:72px}
.ma-tt--centre h2::after{margin-inline:auto}
@media (max-width:480px){.ma-tt>span:first-child::before{display:none}}

/* ---------- 4. Photos : cadre doré décalé, halo, zoom lent, diaporama de vraies photos ---------- */
.ma-photo{position:relative}
.ma-photo::before{content:'';position:absolute;inset:16px -14px -16px 14px;border:2px solid var(--accent);border-radius:30px;opacity:.35;z-index:0;transition:transform .9s var(--ma-ease) .3s,opacity .9s ease .3s}
.ma-photo--d::before{inset:16px 14px -16px -14px}
.ma-photo.is-hidden::before{opacity:0;transform:translate(-20px,-20px)}
.ma-photo--d.is-hidden::before{transform:translate(20px,-20px)}
.ma-photo>div{position:relative;z-index:1;box-shadow:0 34px 60px -38px rgba(0,0,0,.9),0 0 0 1px rgba(var(--ma-or),.14)}
.ma-duo{position:relative}
.ma-duo::before{content:'';position:absolute;z-index:-1;pointer-events:none;width:560px;height:560px;left:-120px;top:50%;margin-top:-280px;border-radius:50%;background:radial-gradient(closest-side,rgba(var(--ma-or),.16),transparent)}
.ma-valeurs .ma-duo::before{left:auto;right:-120px}
.ma-sec>.ma-duo{isolation:isolate}
@media (max-width:640px){.ma-photo::before{inset:10px -8px -10px 8px}.ma-photo--d::before{inset:10px 8px -10px -8px}.ma-duo::before{width:340px;height:340px;margin-top:-170px;left:-90px}.ma-valeurs .ma-duo::before{right:-90px}}

/* zoom lent de la photo de la section valeurs (la photo n'est pas touchée : seulement mise à l'échelle) */
html.ma-js .ma-frame>img{transform:scale(1.1);transition:transform 7s cubic-bezier(.2,.6,.2,1)}
html.ma-js .ma-photo.ma-vu .ma-frame>img{transform:scale(1)}

/* fondu enchaîné entre les photos (apropos.js : diapo()). Sans JS : seule la 1re photo (.is-on) est visible. */
[data-ma-diapo]>img{opacity:0;transform:scale(1.1);transition:transform 6.5s cubic-bezier(.2,.6,.2,1),opacity 1.3s ease}
[data-ma-diapo]>img.is-on{opacity:1;transform:scale(1)}
.ma-diapo-dots{position:absolute;left:50%;bottom:14px;transform:translateX(-50%);z-index:3;display:flex;align-items:center;padding:2px 6px;border-radius:30px;
  background:rgba(0,0,0,.52);-webkit-backdrop-filter:blur(6px);backdrop-filter:blur(6px);box-shadow:0 4px 14px -6px rgba(0,0,0,.6)}
.ma-diapo-dots button{position:relative;flex:none;width:20px;height:22px;padding:0;border:0;background:none;cursor:pointer;transition:width .45s var(--ma-ease)}
.ma-diapo-dots button::before,.ma-diapo-dots button::after{content:'';position:absolute;left:6px;right:6px;top:7px;bottom:7px;border-radius:8px}
.ma-diapo-dots button::before{background:rgba(255,255,255,.5)}
.ma-diapo-dots button.on{width:38px}
.ma-diapo-dots button.on::before{background:rgba(255,255,255,.35)}
.ma-diapo-dots button.on::after{background:var(--ma-clair);transform-origin:left;animation:maDiapoFill var(--ma-dd,4.6s) linear forwards}
.ma-diapo.ma-hold .ma-diapo-dots button.on::after{animation-play-state:paused}
.ma-diapo-dots button:focus-visible{outline:2px solid #fff;outline-offset:-2px;border-radius:8px}
@keyframes maDiapoFill{from{transform:scaleX(0)}to{transform:scaleX(1)}}

/* ---------- 5. Texte du bloc histoire : mots-clés, compteurs, cartes en relief ---------- */
.ma-txt{position:relative}
.ma-txt p strong{color:var(--titre)}
.ma-stats{gap:16px}
.ma-stat{position:relative;overflow:hidden;transform-style:preserve-3d;
  box-shadow:0 22px 44px -30px rgba(0,0,0,.9),inset 0 1px 0 rgba(255,255,255,.08);
  transition:transform .5s var(--ma-ease),border-color .3s,box-shadow .3s,background .3s}
.ma-stat::before{content:'';position:absolute;left:0;top:0;right:0;height:3px;background:linear-gradient(90deg,var(--accent),var(--ma-clair),transparent);transform:scaleX(0);transform-origin:left;transition:transform 1.1s var(--ma-ease) .4s}
.ma-stat::after{content:'';position:absolute;inset:0;pointer-events:none;background:radial-gradient(180px circle at 50% 0%,rgba(var(--ma-or),.18),transparent 70%);opacity:0;transition:opacity .4s}
.ma-stat:hover{border-color:rgba(var(--ma-or),.6)!important;box-shadow:0 26px 48px -28px rgba(0,0,0,.95),0 0 0 1px rgba(var(--ma-or),.25)}
.ma-stat:hover::after{opacity:1}
.ma-stat.ma-vu::before,.ma-stats.ma-vu .ma-stat::before{transform:scaleX(1)}
html:not(.ma-js) .ma-stat::before{transform:scaleX(1)}
.ma-num{display:block}
.ma-tilt{will-change:transform}
.ma-tilt.ma-on{transition:transform .08s linear,box-shadow .3s,background .3s,border-color .3s!important}

/* ---------- 6. Valeurs / mission : cartes qui se dessinent ---------- */
.ma-cartes{gap:22px!important}
.ma-card{position:relative;overflow:hidden;background:linear-gradient(160deg,rgba(255,255,255,.07),rgba(255,255,255,.02));border:1px solid var(--bord);border-radius:24px;padding:32px 30px 30px;display:flex;flex-direction:column;gap:14px;
  box-shadow:0 24px 46px -32px rgba(0,0,0,.9),inset 0 1px 0 rgba(255,255,255,.08);
  transition:transform .5s var(--ma-ease),border-color .3s,box-shadow .35s,background .3s}
.ma-card::after{content:'';position:absolute;left:0;right:0;bottom:0;height:3px;background:linear-gradient(90deg,var(--accent),var(--ma-clair),transparent);transform:scaleX(0);transform-origin:left;transition:transform .6s var(--ma-ease)}
.ma-card:hover{border-color:rgba(var(--ma-or),.6);box-shadow:0 30px 52px -30px rgba(0,0,0,.95),0 0 0 1px rgba(var(--ma-or),.22);background:linear-gradient(160deg,rgba(var(--ma-or),.12),rgba(255,255,255,.02))}
.ma-card:hover::after{transform:scaleX(1)}
.ma-card>*{position:relative}
.ma-card h2{font-size:clamp(26px,3vw,34px);font-weight:700;line-height:1.08;letter-spacing:-.02em}
.ma-card p{font-size:15.5px;line-height:1.75;color:var(--texte-doux)}
.ma-card p strong{color:var(--titre);background-image:linear-gradient(var(--accent),var(--accent));background-repeat:no-repeat;background-position:0 100%;background-size:100% 1.5px;padding-bottom:1px}
.ma-ico{width:60px;height:60px;border-radius:19px;display:flex;align-items:center;justify-content:center;background:rgba(var(--ma-or),.14);border:1px solid rgba(var(--ma-or),.35);color:var(--ma-clair);transition:background .35s,color .35s,transform .5s var(--ma-spring),box-shadow .35s}
.ma-ico svg{width:30px;height:30px;fill:none;stroke:currentColor;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round}
.ma-card:hover .ma-ico{background:var(--accent);color:#1a1408;transform:rotate(-6deg) scale(1.08);box-shadow:0 14px 26px -12px rgba(var(--ma-or),.8)}
/* icônes qui se dessinent : tracé normalisé (pathLength="1" dans le HTML) */
html.ma-js .ma-ico svg :is(path,polyline,circle,line){stroke-dasharray:1;stroke-dashoffset:1.06}
html.ma-js .ma-vu .ma-ico svg :is(path,polyline,circle,line){animation:maDraw 1.2s ease-out calc(.5s + var(--k,0)*.25s) forwards}
@keyframes maDraw{to{stroke-dashoffset:0}}
/* mots-clés en gras : le souligné doré se trace une fois la carte visible */
html.ma-js .ma-card p strong{background-size:0 1.5px;transition:background-size .9s var(--ma-ease) calc(.9s + var(--k,0)*.2s)}
html.ma-js .ma-card.ma-vu p strong{background-size:100% 1.5px}

/* ---------- 7. « Pourquoi nous choisir ? » : bande sombre vivante (même langage que l'accueil) ---------- */
.ma-band{position:relative;overflow:hidden;isolation:isolate;
  /* accent éclairci pour le fond noir : #dcc896 sur #000 ≈ 13:1 (≥ 4,5:1) */
  --accent-texte:var(--ma-clair);--accent-texte-fonce:var(--ma-clair-2)}
.ma-band::before{content:'';position:absolute;inset:0;z-index:-1;pointer-events:none;
  background-image:linear-gradient(rgba(var(--ma-or),.08) 1px,transparent 1px),linear-gradient(90deg,rgba(var(--ma-or),.08) 1px,transparent 1px);
  background-size:56px 56px;
  -webkit-mask-image:radial-gradient(ellipse 70% 80% at 50% 45%,#000 15%,transparent 78%);mask-image:radial-gradient(ellipse 70% 80% at 50% 45%,#000 15%,transparent 78%)}
.ma-band::after{content:'';position:absolute;inset:-20%;z-index:-1;pointer-events:none;
  background:radial-gradient(520px circle at 12% 18%,rgba(var(--ma-or),.2),transparent 70%),radial-gradient(620px circle at 88% 85%,rgba(var(--ma-or),.13),transparent 70%);
  animation:maDrift 20s ease-in-out infinite alternate}
@keyframes maDrift{from{transform:translate3d(-2%,-1%,0) scale(1)}to{transform:translate3d(3%,2%,0) scale(1.08)}}
.ma-band.ma-pause::after{animation-play-state:paused}
.ma-band .grille-cartes{gap:20px}
.ma-band .hv09{position:relative;overflow:hidden;
  background:linear-gradient(160deg,rgba(255,255,255,.1),rgba(255,255,255,.03))!important;
  border:1px solid rgba(var(--ma-or),.28)!important;
  box-shadow:0 22px 44px -26px rgba(0,0,0,.85),inset 0 1px 0 rgba(255,255,255,.12);
  -webkit-backdrop-filter:blur(6px);backdrop-filter:blur(6px);
  transition:transform .5s var(--ma-ease),background .3s,border-color .3s,box-shadow .3s!important}
.ma-band .hv09:hover{background:linear-gradient(160deg,rgba(var(--ma-or),.2),rgba(255,255,255,.04))!important;border-color:rgba(var(--ma-or),.65)!important}
.ma-band .hv09>i.ma-fil{position:absolute;left:0;top:0;right:0;height:3px;background:linear-gradient(90deg,var(--accent),var(--ma-clair),transparent);transform:scaleX(0);transform-origin:left;transition:transform 1.1s var(--ma-ease) .5s}
.ma-band .ma-in.ma-vu .hv09>i.ma-fil{transform:scaleX(1)}
.ma-band .hv09>span:first-of-type{position:relative;width:52px!important;height:52px!important;
  background:linear-gradient(145deg,#ecdcb4,#bea677)!important;color:#1a1408!important;
  box-shadow:0 0 0 6px rgba(var(--ma-or),.14),0 10px 24px -8px rgba(var(--ma-or),.6);
  transition:transform .5s var(--ma-spring)}
.ma-band .hv09>span:first-of-type>svg{width:24px;height:24px}
.ma-band .hv09>span:first-of-type::after{content:'';position:absolute;inset:0;border-radius:inherit;border:2px solid var(--ma-clair);pointer-events:none;animation:maRing 2.8s ease-out infinite}
.ma-band .ma-in:nth-child(2) .hv09>span:first-of-type::after{animation-delay:.7s}
.ma-band .ma-in:nth-child(3) .hv09>span:first-of-type::after{animation-delay:1.4s}
.ma-band .ma-in:nth-child(4) .hv09>span:first-of-type::after{animation-delay:2.1s}
.ma-band .ma-in.ma-vu .hv09>span:first-of-type{animation:maPop .8s var(--ma-spring) .45s both}
.ma-band .hv09:hover>span:first-of-type{transform:scale(1.12) rotate(-8deg)}
@keyframes maRing{0%{transform:scale(1);opacity:.7}100%{transform:scale(1.6);opacity:0}}
@keyframes maPop{0%{transform:scale(.2);opacity:0}100%{transform:scale(1);opacity:1}}
html.ma-js .ma-band .hv09>span:first-of-type svg :is(path,polyline,circle,line){stroke-dasharray:1;stroke-dashoffset:1.06}
html.ma-js .ma-band .ma-in.ma-vu .hv09>span:first-of-type svg :is(path,polyline,circle,line){animation:maDraw 1.1s ease-out calc(.65s + var(--k,0)*.25s) forwards}
.ma-band .hv09 h3{letter-spacing:-.01em}
.ma-band .hv09 p{color:rgba(255,255,255,.84)!important}
@media (max-width:480px){
  .ma-band .grille-cartes{grid-template-columns:repeat(2,minmax(0,1fr))!important;gap:12px}
  .ma-band .hv09{padding:18px 12px!important;gap:10px!important;border-radius:20px!important}
  .ma-band .hv09>span:first-of-type{width:44px!important;height:44px!important}
  .ma-band .hv09>span:first-of-type>svg{width:21px;height:21px}
  .ma-band .hv09 h3{font-size:15.5px!important;overflow-wrap:anywhere}
  .ma-band .hv09 p{font-size:13.5px!important;line-height:1.5!important}
}

/* ---------- 8. Boutons : brillance + ressort (la brillance des boutons reste ; jamais sur les photos) ---------- */
.ma-sec .hv04,.ma-cta .hv20{position:relative;overflow:hidden;isolation:isolate}
.ma-sec .hv04::after,.ma-cta .hv20::after{content:'';position:absolute;top:0;bottom:0;left:0;width:55%;pointer-events:none;background:linear-gradient(100deg,transparent,rgba(255,255,255,.45),transparent);transform:translateX(-140%) skewX(-20deg);transition:transform .75s var(--ma-ease)}
.ma-sec .hv04:hover::after,.ma-cta .hv20:hover::after{transform:translateX(260%) skewX(-20deg)}
html .ma-sec .hv04,html .ma-cta .hv20{transition:transform .5s var(--ma-spring),background .2s,box-shadow .25s,color .2s,border-color .2s!important}
html .ma-sec .hv04:hover,html .ma-cta .hv20:hover{transform:translateY(-3px) scale(1.045)}
html .ma-sec .hv04:active,html .ma-cta .hv20:active{transform:scale(.97)}

/* ---------- 9. Bandeau d'appel : vraie photo dans sa colonne, texte sur ardoise unie ---------- */
.ma-cta{position:relative;border-radius:32px;overflow:hidden;background:var(--ma-ardoise);border:1px solid rgba(var(--ma-or),.22);min-height:340px;margin:26px 0;
  display:grid;grid-template-columns:minmax(0,5fr) minmax(0,6fr);align-items:stretch}
.ma-cta-photo{position:relative;overflow:hidden;min-height:340px}
.ma-cta-photo img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;object-position:35% 0%;display:block;transform-origin:30% 40%;animation:maKen 22s ease-in-out infinite alternate}
.ma-cta-photo::after{content:'';position:absolute;top:0;bottom:0;right:0;width:18%;pointer-events:none;background:linear-gradient(90deg,transparent,var(--ma-ardoise))}
.ma-cta[data-reveal]>.ma-cta-txt{position:relative;display:flex;flex-direction:column;justify-content:center;gap:16px;padding:48px 44px 48px 20px;color:#fff;background:transparent!important}
.ma-cta-txt>span:first-child{font-size:13px;font-weight:700;color:var(--ma-clair);text-transform:uppercase;letter-spacing:.12em}
@keyframes maKen{from{transform:scale(1)}to{transform:scale(1.07)}}
@media (max-width:767px){
  .ma-cta{grid-template-columns:1fr;border-radius:26px}
  .ma-cta-photo{min-height:0;aspect-ratio:16/10}
  .ma-cta-photo::after{top:auto;left:0;width:auto;height:30%;background:linear-gradient(180deg,transparent,var(--ma-ardoise))}
  .ma-cta[data-reveal]>.ma-cta-txt{padding:12px 24px 34px}
}

/* ---------- 10. Mobile ---------- */
@media (max-width:640px){
  .ma-sec{padding-top:68px!important;padding-bottom:68px!important;padding-left:16px!important;padding-right:16px!important}
  .ma-sec>.ma-duo{padding:0!important;gap:44px!important}
  .ma-card{padding:26px 22px 24px}
}

/* ---------- Mouvement réduit : tout est coupé ---------- */
@media (prefers-reduced-motion:reduce){
  body[data-page="a-propos"] [data-reveal]{transition:none!important;filter:none!important}
  .ma-in,.ma-seq.ma-pre>*{opacity:1!important;transform:none!important;transition:none!important}
  .ma-hw>i,.ma-hero-bg,.ma-hero h1::after,.ma-photo::before,.ma-card,.ma-stat,.ma-ico{transition:none!important}
  .ma-pre-h1 .ma-hw>i{opacity:1!important;transform:none!important;filter:none!important}
  .ma-pre-h1::after{transform:none!important}
  .ma-hero-bg{scale:1.04}
  .ma-tt>span:first-child::before{transform:scaleX(1)!important;transition:none!important}
  .ma-tt h2::after{width:72px!important;transition:none!important}
  .ma-photo::before{opacity:.35!important;transform:none!important}
  html.ma-js .ma-frame>img{transform:none!important;transition:none!important}
  [data-ma-diapo]>img{transform:none!important;transition:none!important}
  .ma-diapo-dots{display:none!important}
  .ma-stat::before,.ma-card::after{transition:none!important}
  .ma-stat::before{transform:scaleX(1)!important}
  html.ma-js .ma-ico svg :is(path,polyline,circle,line),html.ma-js .ma-band .hv09>span:first-of-type svg :is(path,polyline,circle,line){stroke-dasharray:none!important;stroke-dashoffset:0!important;animation:none!important}
  html.ma-js .ma-card p strong{background-size:100% 1.5px!important;transition:none!important}
  .ma-band::after,.ma-band .hv09>span:first-of-type::after,.ma-cta-photo img{animation:none!important}
  .ma-band .hv09>i.ma-fil{transform:scaleX(1)!important;transition:none!important}
  .ma-sec .hv04::after,.ma-cta .hv20::after{display:none!important}
  html .ma-sec .hv04:hover,html .ma-cta .hv20:hover{transform:none}
}