/* Reformas Boulaayoun · couche premium (atelier d'architecte : plans, cotes, tracés) */
:root{--navy:#15253D;--navy2:#22385A;--bronze:#B08D57;--bronze-d:#7E5F33;--ivory:#F5F1EA;--soft:#C9D1DC;--ease:cubic-bezier(.2,.7,.2,1);--ease-io:cubic-bezier(.7,0,.2,1)}
html{scroll-behavior:smooth}
::selection{background:var(--bronze);color:var(--navy)}
a:focus-visible,button:focus-visible,[tabindex]:focus-visible{outline:2px solid var(--bronze);outline-offset:3px}

/* En-tête : se resserre au défilement + fil de progression bronze */
header.grain>div:first-child{transition:padding .35s var(--ease)}
header.grain.scrolled>div:first-child{padding-top:10px!important;padding-bottom:10px!important}
header.grain.scrolled img[alt="Reformas Boulaayoun"]{height:44px!important}
header.grain img{transition:height .35s var(--ease)}
.sp{position:absolute;left:0;right:0;bottom:-1px;height:2px;background:var(--bronze);transform:scaleX(0);transform-origin:left;pointer-events:none}

/* Boutons « aimantés » (souris seulement) */
.btn{transform:translate(var(--mx,0px),var(--my,0px))}
.btn:hover{transform:translate(var(--mx,0px),calc(var(--my,0px) - 2px))}

/* Transition entre pages : un panneau marine qui passe */
.pt{position:fixed;inset:0;z-index:200;background:var(--navy);display:grid;place-items:center;transform:translateY(101%);pointer-events:none}
.pt img{width:64px;height:64px;opacity:0;transition:opacity .3s}
html.leaving .pt{transform:none;transition:transform .5s var(--ease-io)}
html.leaving .pt img{opacity:1;transition-delay:.2s}
html.arrive .pt{transform:none;transition:none}
html.arrive .pt img{opacity:1}
html.arrived .pt{transform:translateY(-101%);transition:transform .6s var(--ease-io) .05s}

/* Menu mobile plein écran */
@media (max-width:960px){
  html.menu-open{overflow:hidden}
  #menu-movil:not([hidden]){position:fixed;left:0;right:0;top:var(--hh,84px);bottom:0;z-index:40;background-color:var(--navy);background-image:url("../img/grano.svg");overflow-y:auto;padding:24px clamp(20px,5vw,64px) 40px!important;animation:mm .4s var(--ease) both}
  #menu-movil:not([hidden])>a{font-family:Pagella,Palatino,serif!important;font-size:clamp(30px,8vw,46px)!important;letter-spacing:0!important;text-transform:none!important;min-height:76px!important;justify-content:space-between;animation:mmi .55s var(--ease) both}
  #menu-movil:not([hidden])>a::after{content:"";width:22px;height:1px;background:var(--bronze);flex:none}
  #menu-movil:not([hidden])>a:nth-of-type(1){animation-delay:.04s}#menu-movil:not([hidden])>a:nth-of-type(2){animation-delay:.08s}#menu-movil:not([hidden])>a:nth-of-type(3){animation-delay:.12s}
  #menu-movil:not([hidden])>a:nth-of-type(4){animation-delay:.16s}#menu-movil:not([hidden])>a:nth-of-type(5){animation-delay:.2s}#menu-movil:not([hidden])>a:nth-of-type(6){animation-delay:.24s}
  #menu-movil:not([hidden]) .lang{padding-top:28px;animation:mmi .55s var(--ease) .3s both}
  #menu-movil .mm-foot{display:flex}
}
#menu-movil .mm-foot{display:none;flex-direction:column;gap:6px;margin-top:28px;padding-top:22px;border-top:1px solid var(--navy2);font-size:15px;letter-spacing:.04em;text-transform:none;color:var(--soft)}
#menu-movil .mm-foot a{color:var(--ivory);text-decoration:none}
@keyframes mm{from{opacity:0}to{opacity:1}}
@keyframes mmi{from{opacity:0;transform:translateY(16px)}to{opacity:1;transform:none}}

/* Accueil : cartouche de plan, règle graduée, réticule */
.hero{position:relative}
.hero::after{content:"";position:absolute;left:0;right:0;bottom:0;height:16px;pointer-events:none;opacity:.55;
  background:linear-gradient(90deg,var(--bronze) 1px,transparent 1px) 0 100%/60px 16px repeat-x,linear-gradient(90deg,rgba(176,141,87,.7) 1px,transparent 1px) 0 100%/12px 7px repeat-x}
.cartouche{position:absolute;right:clamp(20px,5vw,64px);bottom:34px;display:grid;grid-template-columns:auto auto;border:1px solid rgba(176,141,87,.6);font-size:10.5px;letter-spacing:.18em;text-transform:uppercase;color:var(--soft);background:rgba(21,37,61,.72);backdrop-filter:blur(2px);animation:rise 1s var(--ease) 2.6s both}
.cartouche>span{padding:7px 12px;border-bottom:1px solid rgba(176,141,87,.35)}
.cartouche>span:nth-child(odd){color:var(--bronze);border-right:1px solid rgba(176,141,87,.35)}
.cartouche>span:nth-last-child(-n+2){border-bottom:0}
.cartouche b{font-weight:400;color:var(--ivory);letter-spacing:.12em}
@media (max-width:1100px){.cartouche{display:none}}
.xh{position:absolute;pointer-events:none;opacity:0;transition:opacity .25s;z-index:1}
.hero.xh-on .xh{opacity:1}
.xh-v{top:0;bottom:0;width:0;border-left:1px dashed rgba(176,141,87,.45)}
.xh-h{left:0;right:0;height:0;border-top:1px dashed rgba(176,141,87,.45)}
.xh-t{font-size:10.5px;letter-spacing:.2em;color:var(--bronze);font-variant-numeric:tabular-nums;white-space:nowrap;padding:4px 8px;background:rgba(21,37,61,.8);border:1px solid rgba(176,141,87,.4)}

/* Sinistres : le fil du chantier */
.fil{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1.05fr);gap:clamp(40px,6vw,96px);align-items:start}
.fil-fig{position:sticky;top:120px;margin:0}
.fil-fig svg{width:100%;height:auto;display:block}
.fil-head{display:flex;justify-content:space-between;align-items:baseline;gap:16px;margin-bottom:14px;font-size:12px;letter-spacing:.24em;text-transform:uppercase;color:var(--bronze-d)}
.fil-head b{font-family:Pagella,Palatino,serif;font-size:30px;letter-spacing:0;color:var(--navy);font-weight:700;font-variant-numeric:tabular-nums}
.fil-list{position:relative;padding-left:46px}.fil-steps{margin:0;padding:0;list-style:none}
.fil-rail,.fil-fill{position:absolute;left:11px;top:44px;bottom:44px;width:2px}
.fil-rail{background:#DDD2BC}
.fil-fill{background:var(--bronze);transform-origin:top;transform:scaleY(0)}
.fil-steps li{position:relative;padding:34px 0 40px;min-height:36vh;display:flex;flex-direction:column;gap:12px}
.fil-steps li::before{content:"";position:absolute;left:-44px;top:44px;width:20px;height:20px;border-radius:50%;background:var(--ivory);border:2px solid #CDBF9F;transition:background .4s,border-color .4s,transform .4s var(--ease)}
.fil-steps li.on::before,.fil-steps li.done::before{background:var(--bronze);border-color:var(--bronze)}
.fil-steps li.on::before{transform:scale(1.25)}
.fil-steps .n{font-family:Pagella,Palatino,serif;font-size:clamp(48px,5vw,72px);line-height:.9;color:#CDBF9F;transition:color .4s}
.fil-steps li.on .n,.fil-steps li.done .n{color:var(--bronze)}
.fil-steps .t{font-family:Pagella,Palatino,serif;font-size:clamp(26px,2.6vw,34px);line-height:1.2}
.fil-steps .d{color:#4A5568;max-width:30em}
.fil-steps li:not(.on) .t,.fil-steps li:not(.on) .d{opacity:.45;transition:opacity .4s}
.fil-steps li.on .t,.fil-steps li.on .d{opacity:1}
/* états du dessin */
.fig .ly{transition:opacity .6s var(--ease)}
.fig .s1,.fig .s2,.fig .s3,.fig .s4{opacity:0}
.fig[data-step="1"] .s1,.fig[data-step="2"] .s2,.fig[data-step="3"] .s3,.fig[data-step="4"] .s4{opacity:1}
.fig[data-step="3"] .s34,.fig[data-step="4"] .s34{opacity:1}
.fig .s34{opacity:0}
.fig[data-step="3"] .s12,.fig[data-step="4"] .s12{opacity:0}
.fig .s234{opacity:0}
.fig[data-step="2"] .s234,.fig[data-step="3"] .s234,.fig[data-step="4"] .s234{opacity:1}
.fig .redraw{stroke-dasharray:1;stroke-dashoffset:1;transition:stroke-dashoffset 1.2s var(--ease)}
.fig[data-step="3"] .redraw,.fig[data-step="4"] .redraw{stroke-dashoffset:0}
.fig .paint{transition:fill-opacity .9s var(--ease);fill-opacity:0}
.fig[data-step="4"] .paint{fill-opacity:1}
.drop{animation:drop 1.4s cubic-bezier(.5,0,.9,.6) infinite}
.drop:nth-of-type(2){animation-delay:.45s}.drop:nth-of-type(3){animation-delay:.9s}
@keyframes drop{0%{transform:translateY(0);opacity:0}15%{opacity:1}80%{opacity:1}100%{transform:translateY(34px);opacity:0}}
.reticle{transform-origin:290px 124px;animation:spin 14s linear infinite}
@keyframes spin{to{transform:rotate(360deg)}}
@media (max-width:900px){
  .fil{grid-template-columns:minmax(0,1fr);gap:8px}
  .fil-fig{top:calc(var(--hh,84px) - 1px);z-index:3;background:var(--ivory);padding:14px 0 8px;border-bottom:1px solid #DDD2BC;box-shadow:-40px 0 0 var(--ivory),40px 0 0 var(--ivory)}
  .fil-fig svg{max-height:30vh;width:auto;max-width:100%;margin:0 auto}
  .fil-head{margin-bottom:6px}
  .fil-head b{font-size:22px}
  .fil-steps li{min-height:46vh}
}

/* Professionnels : exemple de rapport d'intervention */
.rap{display:flex;flex-wrap:wrap;gap:56px 96px;align-items:center}
.rap-txt{flex:1 1 360px;min-width:0;display:flex;flex-direction:column;gap:22px}
.rap-doc{flex:1 1 520px;min-width:0;background:#fff;color:var(--navy);box-shadow:0 1px 0 #E3DACB,0 30px 60px -20px rgba(21,37,61,.28);padding:clamp(22px,3vw,36px);transform:rotate(-.8deg);transition:transform .6s var(--ease);position:relative}
.rap-doc:hover{transform:rotate(0)}
.rap-top{display:flex;justify-content:space-between;align-items:center;gap:16px;padding-bottom:16px;border-bottom:2px solid var(--navy)}
.rap-top .tt{display:flex;align-items:center;gap:12px;font-size:12px;letter-spacing:.22em;text-transform:uppercase;font-weight:700}
.rap-top img{width:34px;height:34px}
.stamp{font-size:11px;letter-spacing:.24em;text-transform:uppercase;color:var(--bronze-d);border:1.5px solid var(--bronze);padding:4px 10px;transform:rotate(3deg)}
.rap-meta{display:grid;grid-template-columns:repeat(auto-fit,minmax(min(150px,100%),1fr));gap:0;border-bottom:1px solid #E3DACB}
.rap-meta div{padding:12px 0;display:flex;flex-direction:column;gap:2px;font-size:14px}
.rap-meta small{font-size:10.5px;letter-spacing:.2em;text-transform:uppercase;color:var(--bronze-d)}
.rap-ph{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin:18px 0}
.rap-ph figure{margin:0;display:flex;flex-direction:column;gap:6px}
.rap-ph .fr-ph{aspect-ratio:4/3;border:1px dashed #CDBF9F;background:repeating-linear-gradient(45deg,#F5F1EA 0 8px,#EFE8DC 8px 9px);display:grid;place-items:center;color:var(--bronze-d);font-size:11px;letter-spacing:.2em;text-transform:uppercase;text-align:center;padding:8px}
.rap-ph figcaption{font-size:11px;letter-spacing:.2em;text-transform:uppercase;color:#4A5568}
.rap-tab{width:100%;border-collapse:collapse;font-size:14px}
.rap-tab th{text-align:left;font-size:10.5px;letter-spacing:.2em;text-transform:uppercase;color:var(--bronze-d);font-weight:400;padding:8px 0;border-bottom:1px solid var(--navy)}
.rap-tab td{padding:10px 0;border-bottom:1px solid #E3DACB;vertical-align:top}
.rap-tab td:first-child{width:30px;color:var(--bronze-d);font-variant-numeric:tabular-nums}
.rap-tab td:last-child,.rap-tab th:last-child{text-align:right;white-space:nowrap}
.rap-sig{display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;margin-top:18px;font-size:12px;color:#4A5568}
.rap-sig span{border-top:1px solid var(--navy);padding-top:8px;min-width:170px}
.rap-get{display:grid;grid-template-columns:repeat(auto-fit,minmax(min(200px,100%),1fr));gap:1px;background:#DDD2BC;border:1px solid #DDD2BC;margin-top:56px}
.rap-get div{background:var(--ivory);padding:22px 20px;display:flex;flex-direction:column;gap:8px}
.rap-get b{font-family:Pagella,Palatino,serif;font-size:34px;line-height:1;color:var(--bronze)}
.rap-get span{font-family:Pagella,Palatino,serif;font-size:20px;line-height:1.25}

/* Réalisations : visionneuse plein écran */
.obra img{cursor:zoom-in;transition:filter .4s,transform .8s var(--ease)}
.obra img:hover{filter:brightness(1.06)}
.lb{position:fixed;inset:0;z-index:150;background:rgba(10,18,32,.985);display:grid;grid-template-rows:auto minmax(0,1fr) auto;color:var(--ivory);animation:mm .3s both}
.lb[hidden]{display:none!important}
.lb-bar{display:flex;justify-content:space-between;align-items:center;gap:16px;padding:16px clamp(16px,4vw,40px);font-size:12px;letter-spacing:.22em;text-transform:uppercase;color:var(--soft)}
.lb-bar b{font-weight:400;color:var(--bronze);font-variant-numeric:tabular-nums}
.lb button{font:inherit;color:var(--ivory);background:transparent;border:1px solid rgba(176,141,87,.6);height:44px;min-width:44px;padding:0 14px;cursor:pointer;letter-spacing:.16em;text-transform:uppercase;font-size:12px}
.lb button:hover{background:var(--navy2)}
.lb-stage{position:relative;display:grid;place-items:center;padding:0 clamp(16px,6vw,96px);min-height:0}
.lb-stage img{max-width:100%;max-height:calc(100vh - 180px);object-fit:contain;display:block;animation:lbi .45s var(--ease) both}
@keyframes lbi{from{opacity:0;transform:scale(.98)}to{opacity:1;transform:none}}
.lb-prev,.lb-next{position:absolute;top:50%;transform:translateY(-50%)}
.lb-prev{left:clamp(8px,2vw,24px)}.lb-next{right:clamp(8px,2vw,24px)}
.lb-cap{padding:16px clamp(16px,4vw,40px) 22px;font-family:Pagella,Palatino,serif;font-size:clamp(18px,2vw,24px);text-align:center}

@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  .pt{display:none}
  .drop,.reticle,.cartouche,#menu-movil:not([hidden]),#menu-movil:not([hidden])>a,.lb,.lb-stage img{animation:none!important}
  .fig .ly,.fig .redraw,.fig .paint,.rap-doc,.fil-steps li::before{transition:none!important}
  .btn{transform:none!important}
}